1 2017-10-16 Tamar Christina <tamar.christina@arm.com>
3 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32): New.
4 (vdot_lane_u32, vdot_laneq_u32, vdotq_lane_u32, vdotq_laneq_u32): New.
5 (vdot_lane_s32, vdot_laneq_s32, vdotq_lane_s32, vdotq_laneq_s32): New.
7 2017-10-16 Tamar Christina <tamar.christina@arm.com>
9 * config/aarch64/aarch64-builtins.c
10 (aarch64_types_quadopu_lane_qualifiers): New.
11 (TYPES_QUADOPU_LANE): New.
12 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): New.
13 (<sur>dot_prod<vsi2qi>, aarch64_<sur>dot_lane<vsi2qi>): New.
14 (aarch64_<sur>dot_laneq<vsi2qi>): New.
15 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): New.
16 (sdot_lane, udot_lane, sdot_laneq, udot_laneq): New.
17 * config/aarch64/iterators.md (sur): Add UNSPEC_SDOT, UNSPEC_UDOT.
18 (Vdottype, DOTPROD): New.
19 (sur): Add SDOT and UDOT.
21 2017-10-16 Tamar Christina <tamar.christina@arm.com>
23 * config/aarch64/aarch64.h (AARCH64_FL_DOTPROD): New.
24 (AARCH64_ISA_DOTPROD, TARGET_DOTPROD): New.
25 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Add TARGET_DOTPROD.
26 * config/aarch64/aarch64-option-extensions.def (dotprod): New.
27 * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75): Enable TARGET_DOTPROD.
28 (cortex-a75.cortex-a55): Likewise.
29 * doc/invoke.texi (aarch64-feature-modifiers): Document dotprod.
31 2017-10-16 Tamar Christina <tamar.christina@arm.com>
33 * config/arm/arm-builtins.c (arm_unsigned_uternop_qualifiers): New.
34 (UTERNOP_QUALIFIERS, arm_umac_lane_qualifiers, UMAC_LANE_QUALIFIERS): New.
35 * config/arm/arm_neon_builtins.def (sdot, udot, sdot_lane, udot_lane): new.
36 * config/arm/iterators.md (DOTPROD, VSI2QI, vsi2qi): New.
37 (UNSPEC_DOT_S, UNSPEC_DOT_U, opsuffix): New.
38 * config/arm/neon.md (neon_<sup>dot<vsi2qi>): New.
39 (neon_<sup>dot_lane<vsi2qi>, <sup>dot_prod<vsi2qi>): New.
40 * config/arm/types.md (neon_dot, neon_dot_q): New.
41 * config/arm/unspecs.md (sup): Add UNSPEC_DOT_S, UNSPEC_DOT_U.
43 2017-10-16 Tamar Christina <tamar.christina@arm.com>
45 * config/arm/arm.h (TARGET_DOTPROD): New.
46 * config/arm/arm.c (arm_arch_dotprod): New.
47 (arm_option_reconfigure_globals): Add arm_arch_dotprod.
48 * config/arm/arm-c.c (__ARM_FEATURE_DOTPROD): New.
49 * config/arm/arm-cpus.in (armv8.2-a): Enabled +dotprod.
50 (feature dotprod, group dotprod, ALL_SIMD_INTERNAL): New.
51 (ALL_FPU_INTERNAL): Use ALL_SIMD_INTERNAL.
52 * config/arm/t-multilib (v8_2_a_simd_variants): Add dotprod.
53 * doc/invoke.texi (armv8.2-a): Document dotprod
55 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
57 * i386.c (ix86_vec_cost): New function.
58 (ix86_rtx_costs): Handle vector operations better.
59 * i386.h (struct processor_costs): Add sse_op, fmasd, fmass.
60 * x86-tune-costs.h: Add new costs to all tables.
62 2017-10-14 Jan Hubicka <hubicka@ucw.cz>
64 * i386.c (ix86_rtx_costs): Make difference between x87 and SSE
66 * i386.h (struct processor_costs): Add addss, mulss, mulsd, divss,
67 divsd, sqrtss and sqrtsd
68 * x86-tune-costs.h: Add new entries to all costs.
69 (znver1_cost): Fix to match real instruction latencies.
71 2017-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
72 Michael Collison <michael.collison@arm.com>
74 * compare-elim.c: Include emit-rtl.h.
75 (can_merge_compare_into_arith): New function.
76 (try_validate_parallel): Likewise.
77 (try_merge_compare): Likewise.
78 (try_eliminate_compare): Call the above when no previous clobber
80 (execute_compare_elim_after_reload): Add DF_UD_CHAIN and DF_DU_CHAIN
83 2017-10-14 Jakub Jelinek <jakub@redhat.com>
87 * tree-ssa-phiopt.c (value_replacement): Comment fix. Handle
88 up to 2 preparation statements for ASSIGN in MIDDLE_BB.
92 * tree-ssa-forwprop.c (simplify_rotate): Allow def_arg1[N]
93 to be any operand_equal_p operands. For & (B - 1) require
94 B to be power of 2. Recognize
95 (X << (Y & (B - 1))) | (X >> ((-Y) & (B - 1))) and similar patterns.
97 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
100 * optabs.c (expand_memory_blockage): Fix call of
101 targetm.have_memory_blockage.
103 2017-10-14 Jakub Jelinek <jakub@redhat.com>
106 * config.gcc (*-*-solaris2*, i[34567]86-*-cygwin*,
107 x86_64-*-cygwin*, i[34567]86-*-mingw* | x86_64-*-mingw*): Append
108 objects to extra_objs instead of overwriting it.
110 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
112 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
113 Use any_fp_register_operand as operand[3] predicate. Simplify
114 equality test for operands[2] and operands[4] memory location.
115 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
116 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): New.
117 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
118 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2): Use
119 any_fp_register_operand as operand[1] predicate. Simplify
120 equality test for operands[0] and operands[3] memory location.
121 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
122 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): New.
123 (LDX_ATOMIC/LDX_ATOMIC FP storepeephole2 with mem blockage): Ditto.
125 2017-10-14 Uros Bizjak <ubizjak@gmail.com>
127 * target-insns.def: Add memory_blockage.
128 * optabs.c (expand_memory_blockage): New function.
129 (expand_asm_memory_barrier): Rename ...
130 (expand_asm_memory_blockage): ... to this.
131 (expand_mem_thread_fence): Call expand_memory_blockage
132 instead of expand_asm_memory_barrier.
133 (expand_mem_singnal_fence): Ditto.
134 (expand_atomic_load): Ditto.
135 (expand_atomic_store): Ditto.
136 * doc/md.texi (Standard Pattern Names For Generation):
137 Document memory_blockage instruction pattern.
139 2017-10-13 Sebastian Perta <sebastian.perta@renesas.com>
141 * config/rl78/rl78.c (rl78_emit_libcall): New function.
142 * config/rl78/rl78-protos.h (rl78_emit_libcall): New function.
143 * config/rl78/rl78.md: New define_expand "adddi3".
145 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
147 * cfghooks.c (verify_flow_info): Disable check that all probabilities
150 2017-10-13 Jeff Law <law@redhat.com>
152 * tree-ssa-reassoc.c (reassociate_bb): Clarify code slighly.
154 2017-10-13 Jakub Jelinek <jakub@redhat.com>
157 * internal-fn.c (expand_mul_overflow): If both operands have
158 the same highpart of -1 or 0 and the topmost bit of lowpart
159 is different, overflow is if res <= 0 rather than res < 0.
161 2017-10-13 Pat Haugen <pthaugen@us.ibm.com>
163 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Remove
164 TARGET_P9_VECTOR code for unaligned_load case.
166 2017-10-13 Jan Hubicka <hubicka@ucw.cz>
168 * cfghooks.c (verify_flow_info): Check that edge probabilities are set.
170 2017-10-13 Nathan Sidwell <nathan@acm.org>
172 * tree-core.h (tree_contains_struct): Make bool.
173 * tree.c (tree_contains_struct): Likewise.
174 * tree.h (MARK_TS_BASE): Remove do ... while (0) idiom.
175 (MARK_TS_TYPED, MARK_TS_COMMON, MARK_TS_TYPE_COMMON,
176 MARK_TS_TYPE_WITH_LANG_SPECIFIC, MARK_TS_DECL_MINIMAL,
177 MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL, MARK_TS_DECL_WITH_VIS,
178 MARK_TS_DECL_NON_COMMON): Likewise, use comma operator.
180 2017-10-13 Richard Biener <rguenther@suse.de>
182 * graphite-isl-ast-to-gimple.c
183 (translate_isl_ast_to_gimple::get_rename_from_scev): Remove unused
184 parameters and dominance check.
185 (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block): Adjust.
186 (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Likewise.
187 (translate_isl_ast_to_gimple::graphite_regenerate_ast_isl):
188 Do not update SSA form here or do intermediate IL verification.
189 * graphite.c: Include tree-ssa.h and tree-into-ssa.h.
190 (graphite_initialize): Remove check on the number of loops in
191 the function and inline into graphite_transform_loops.
192 (graphite_finalize): Inline into graphite_transform_loops.
193 (graphite_transform_loops): Perform SSA update and IL verification
195 * params.def (PARAM_GRAPHITE_MIN_LOOPS_PER_FUNCTION): Remove.
197 2017-10-13 Richard Biener <rguenther@suse.de>
199 * graphite-isl-ast-to-gimple.c (max_mode_int_precision,
200 graphite_expression_type_precision): Avoid global constructor
202 (translate_isl_ast_to_gimple::translate_isl_ast_to_gimple): Here.
203 (translate_isl_ast_to_gimple::graphite_expr_type): Add type member.
204 (translate_isl_ast_to_gimple::translate_isl_ast_node_for): Use it.
205 (translate_isl_ast_to_gimple::build_iv_mapping): Likewise.
206 (translate_isl_ast_to_gimple::graphite_create_new_guard): Likewise.
207 * graphite-sese-to-poly.c (build_original_schedule): Return nothing.
209 2017-10-13 H.J. Lu <hongjiu.lu@intel.com>
212 * config/i386/i386.h (ix86_red_zone_size): New.
213 * config/i386/i386.md (push peephole2s): Replace
214 "!ix86_using_red_zone ()" with "ix86_red_zone_size == 0".
216 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
217 Alan Hayward <alan.hayward@arm.com>
218 David Sherwood <david.sherwood@arm.com>
220 * combine.c (can_change_dest_mode): Reject changes in
221 REGMODE_NATURAL_SIZE.
223 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
224 Alan Hayward <alan.hayward@arm.com>
225 David Sherwood <david.sherwood@arm.com>
227 * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_BITSIZE.
228 (expand_debug_source_expr): Likewise.
229 * combine.c (combine_simplify_rtx): Likewise.
230 * cse.c (fold_rtx): Likewise.
231 * fwprop.c (canonicalize_address): Likewise.
232 * targhooks.c (default_shift_truncation_mask): Likewise.
234 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
235 Alan Hayward <alan.hayward@arm.com>
236 David Sherwood <david.sherwood@arm.com>
238 * optabs.c (add_equal_note): Use GET_MODE_UNIT_SIZE.
239 (widened_mode): Likewise.
240 (expand_unop): Likewise.
241 * ree.c (transform_ifelse): Likewise.
242 (merge_def_and_ext): Likewise.
243 (combine_reaching_defs): Likewise.
244 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
246 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
247 Alan Hayward <alan.hayward@arm.com>
248 David Sherwood <david.sherwood@arm.com>
250 * caller-save.c (replace_reg_with_saved_mem): Use byte_lowpart_offset.
251 * combine.c (gen_lowpart_for_combine): Likewise.
252 * dwarf2out.c (rtl_for_decl_location): Likewise.
253 * final.c (alter_subreg): Likewise.
254 * rtlhooks.c (gen_lowpart_general): Likewise.
255 (gen_lowpart_if_possible): Likewise.
257 2017-10-13 Richard Sandiford <richard.sandiford@linaro.org>
258 Alan Hayward <alan.hayward@arm.com>
259 David Sherwood <david.sherwood@arm.com>
261 * calls.c (expand_call): Use subreg_lowpart_offset.
262 * cse.c (cse_insn): Likewise.
263 * regcprop.c (copy_value): Likewise.
264 (copyprop_hardreg_forward_1): Likewise.
266 2017-10-13 Jakub Jelinek <jakub@redhat.com>
269 * config/i386/i386.md (addqi_ext_1, andqi_ext_1,
270 *andqi_ext_1_cc, *<code>qi_ext_1, *xorqi_ext_1_cc): Change
271 =Q constraints to +Q and into insn condition add check
272 that operands[0] and operands[1] are equal.
273 (*addqi_ext_2, *andqi_ext_2, *<code>qi_ext_2): Change
274 =Q constraints to +Q and into insn condition add check
275 that operands[0] is equal to either operands[1] or operands[2].
278 * fold-const.c (fold_binary_loc) <bit_rotate>: Code cleanups,
279 instead of handling MINUS_EXPR twice (once for each argument),
280 canonicalize operand order and handle just once, use rtype where
281 possible. Handle (A << B) | (A >> (-B & (Z - 1))).
284 * config/i386/ia32intrin.h (__rold, __rord, __rolq, __rorq): Allow
285 any values of __C while still being pattern recognizable as a simple
288 2017-10-13 Richard Biener <rguenther@suse.de>
290 PR tree-optimization/82451
292 2017-10-02 Richard Biener <rguenther@suse.de>
294 PR tree-optimization/82355
295 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
296 a mapping for the enclosing loop but avoid generating one for
298 (copy_bb_and_scalar_dependences): Remove premature codegen
299 error on PHIs in blocks duplicated into multiple places.
300 * graphite-scop-detection.c
301 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
302 in the region use it as loop and nest to analyze the DR in.
303 (try_generate_gimple_bb): Likewise.
304 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
305 (add_loop_constraints): For blocks in a loop not in the region
306 create a dimension with a single iteration.
307 * sese.h (gbb_loop_at_index): Remove assert.
309 * cfgloop.c (loop_preheader_edge): For the loop tree root
310 return the single successor of the entry block.
311 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
312 Reset the SCEV hashtable and niters.
313 * graphite-scop-detection.c
314 (scop_detection::graphite_can_represent_scev): Add SCOP parameter,
315 assert that we only have POLYNOMIAL_CHREC that vary in loops
316 contained in the region.
317 (scop_detection::graphite_can_represent_expr): Adjust.
318 (scop_detection::stmt_has_simple_data_refs_p): For loops
319 not in the region set loop to NULL. The nest is now the
320 entry edge to the region.
321 (try_generate_gimple_bb): Likewise.
322 * sese.c (scalar_evolution_in_region): Adjust for
323 instantiate_scev change.
324 * tree-data-ref.h (graphite_find_data_references_in_stmt):
325 Make nest parameter the edge into the region.
326 (create_data_ref): Likewise.
327 * tree-data-ref.c (dr_analyze_indices): Make nest parameter an
328 entry edge into a region and adjust instantiate_scev calls.
329 (create_data_ref): Likewise.
330 (graphite_find_data_references_in_stmt): Likewise.
331 (find_data_references_in_stmt): Pass the loop preheader edge
332 from the nest argument.
333 * tree-scalar-evolution.h (instantiate_scev): Make instantiate_below
334 parameter the edge into the region.
335 (instantiate_parameters): Use the loop preheader edge as entry.
336 * tree-scalar-evolution.c (analyze_scalar_evolution): Handle
338 (get_instantiated_value_entry): Make instantiate_below parameter
339 the edge into the region.
340 (instantiate_scev_name): Likewise. Adjust dominance checks,
341 when we cannot use loop-based instantiation instantiate by
342 walking use-def chains.
343 (instantiate_scev_poly): Adjust.
344 (instantiate_scev_binary): Likewise.
345 (instantiate_scev_convert): Likewise.
346 (instantiate_scev_not): Likewise.
347 (instantiate_array_ref): Remove.
348 (instantiate_scev_3): Likewise.
349 (instantiate_scev_2): Likewise.
350 (instantiate_scev_1): Likewise.
351 (instantiate_scev_r): Do not blindly handle N-operand trees.
352 Do not instantiate array-refs. Handle all constants and invariants.
353 (instantiate_scev): Make instantiate_below parameter
354 the edge into the region.
355 (resolve_mixers): Use the loop preheader edge for the region
356 parameter to instantiate_scev_r.
357 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Adjust.
359 2017-10-13 Richard Biener <rguenther@suse.de>
361 PR tree-optimization/82525
362 * graphite-isl-ast-to-gimple.c
363 (translate_isl_ast_to_gimple::widest_int_from_isl_expr_int): Split
365 (translate_isl_ast_to_gimple::gcc_expression_from_isl_expr_int): Here.
366 Fail code generation when we cannot represent the isl integer.
367 (binary_op_to_tree): Elide modulo operations that are no-ops
368 in the type we code generate. Remove now superfluous code
371 2017-10-13 Richard Biener <rguenther@suse.de>
373 * graphite-scop-detection.c (loop_ivs_can_be_represented): Remove.
374 (scop_detection::harmful_loop_in_region): Remove premature
376 (scop_detection::graphite_can_represent_scev): We can handle
377 pointer IVs just fine.
379 2017-10-13 Alan Modra <amodra@gmail.com>
381 * doc/extend.texi (Extended Asm <Clobbers>): Rename to
382 "Clobbers and Scratch Registers". Add paragraph on
383 alternative to clobbers for scratch registers and OpenBLAS
386 2017-10-13 Alan Modra <amodra@gmail.com>
388 * doc/extend.texi (Clobbers): Correct vax example. Delete old
389 example of a memory input for a string of known length. Move
390 commentary out of table. Add a number of new examples
391 covering array memory inputs.
393 2017-10-12 Martin Liska <mliska@suse.cz>
395 PR tree-optimization/82493
396 * sbitmap.c (bitmap_bit_in_range_p): Fix the implementation.
397 (test_range_functions): New function.
398 (sbitmap_c_tests): Likewise.
399 * selftest-run-tests.c (selftest::run_tests): Run new tests.
400 * selftest.h (sbitmap_c_tests): New function.
402 * tree-ssa-dse.c (live_bytes_read): Fix thinko.
404 2017-10-12 Michael Meissner <meissner@linux.vnet.ibm.com>
406 * config/rs6000/amo.h: Fix spacing issue.
408 2017-10-12 Jakub Jelinek <jakub@redhat.com>
411 * config/i386/i386.md (*ashl<mode>3_mask_1,
412 *<shift_insn><mode>3_mask_1, *<rotate_insn><mode>3_mask_1,
413 *<btsc><mode>_mask_1, *btr<mode>_mask_1): New define_insn_and_split
416 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
418 * profile-count.h (safe_scale_64bit): Fix GCC4.x path.
419 (profile_probability): Set max_probability
420 to (uint32_t) 1 << (n_bits - 2) and update accessors to avoid overlfows
422 * profile-count.c (profile_probability::differs_from_p): Do not
423 rely on max_probaiblity == 10000
425 2017-10-12 Jeff Law <law@redhat.com>
427 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject ao_refs with
430 2017-10-12 Martin Sebor <msebor@redhat.com>
434 * cgraphunit.c (maybe_diag_incompatible_alias): New function.
435 (handle_alias_pairs): Call it.
436 * common.opt (-Wattribute-alias): New option.
437 * doc/extend.texi (ifunc attribute): Discuss C++ specifics.
438 * doc/invoke.texi (-Wattribute-alias): Document.
440 2017-10-12 Vladimir Makarov <vmakarov@redhat.com>
443 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
445 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
447 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
448 (make_hard_regno_born, make_hard_regno_dead): Update
449 bb_killed_pseudos and bb_gen_pseudos.
451 2017-10-12 Jan Hubicka <hubicka@ucw.cz>
453 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Fix Zen support.
455 2017-10-12 Uros Bizjak <ubizjak@gmail.com>
457 * config/alpha/alpha.c (alpha_split_conditional_move):
458 Use std::swap instead of manually swapping.
459 (alpha_stdarg_optimize_hook): Ditto.
460 (alpha_canonicalize_comparison): Ditto.
462 2017-10-12 Bin Cheng <bin.cheng@arm.com>
464 * tree-loop-distribution.c (struct builtin_info): New struct.
465 (struct partition): Refactor fields into struct builtin_info.
466 (partition_free): Free struct builtin_info.
467 (build_size_arg_loc, build_addr_arg_loc): Delete.
468 (generate_memset_builtin, generate_memcpy_builtin): Get memory range
469 information from struct builtin_info.
470 (find_single_drs): New function refactored from classify_partition.
471 Also moved builtin validity checks to this function.
472 (compute_access_range, alloc_builtin): New functions.
473 (classify_builtin_st, classify_builtin_ldst): New functions.
474 (classify_partition): Refactor code into functions find_single_drs,
475 classify_builtin_st and classify_builtin_ldst.
476 (distribute_loop): Don't do runtime alias check when distributing
478 (find_seed_stmts_for_distribution): New function.
479 (pass_loop_distribution::execute): Refactor code finding seed
480 stmts into above function. Support distribution for the innermost
481 two-level loop nest. Adjust dump information.
483 2017-10-12 Bin Cheng <bin.cheng@arm.com>
485 * tree-loop-distribution.c: Adjust the general comment.
486 (NUM_PARTITION_THRESHOLD): New macro.
487 (ssa_name_has_uses_outside_loop_p): Support loop nest distribution.
488 (classify_partition): Skip builtin pattern of loop nest's inner loop.
489 (merge_dep_scc_partitions): New parameter ignore_alias_p and use it
490 in call to build_partition_graph.
491 (finalize_partitions): New parameter. Make loop distribution more
492 conservative by fusing more partitions.
493 (distribute_loop): Don't do runtime alias check in case of loop nest
495 (find_seed_stmts_for_distribution): New function.
496 (prepare_perfect_loop_nest): New function.
497 (pass_loop_distribution::execute): Refactor code finding seed stmts
498 and loop nest into above functions. Support loop nest distribution.
499 Adjust dump information accordingly.
501 2017-10-12 Bin Cheng <bin.cheng@arm.com>
503 * tree-loop-distribution.c (break_alias_scc_partitions): Add comment
504 and set PTYPE_SEQUENTIAL for merged partition.
506 2017-10-12 Richard Biener <rguenther@suse.de>
508 PR tree-optimization/69728
510 2017-09-19 Richard Biener <rguenther@suse.de>
512 PR tree-optimization/69728
513 * graphite-sese-to-poly.c (schedule_error): New global.
514 (add_loop_schedule): Handle empty domain by failing the
516 (build_original_schedule): Handle schedule_error.
518 * graphite-sese-to-poly.c (add_loop_schedule): Handle empty
519 domain by returning an unchanged schedule.
521 2017-10-12 Jakub Jelinek <jakub@redhat.com>
523 * genrecog.c (validate_pattern): For VEC_SELECT verify that
524 CONST_INT selectors are 0 to GET_MODE_NUNITS (imode) - 1.
526 2017-10-12 Aldy Hernandez <aldyh@redhat.com>
528 * Makefile.in (TAGS): Merge all the *.def files into one pattern.
531 2017-10-12 Jakub Jelinek <jakub@redhat.com>
534 * expr.c (store_field): Don't optimize away bitsize == 0 store
535 from CALL_EXPR with addressable return type.
537 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
539 * config/rs6000/rs6000.h (TARGET_ISEL64): Delete.
540 * config/rs6000/rs6000.md (sel): Delete mode attribute.
541 (mov<mode>cc, isel_signed_<mode>, isel_unsigned_<mode>,
542 *isel_reversed_signed_<mode>, *isel_reversed_unsigned_<mode>): Use
543 TARGET_ISEL instead of TARGET_ISEL<sel>.
545 2017-10-11 David Edelsohn <dje.gcc@gmail.com>
547 * config/rs6000/rs6000.c
548 (rs6000_xcoff_asm_output_aligned_decl_common): Test for NULL decl.
550 2017-10-11 Segher Boessenkool <segher@kernel.crashing.org>
552 * config/rs6000/predicates.md (zero_constant, all_ones_constant):
554 (reg_or_cint_operand): Fix comment.
555 (reg_or_zero_operand): New predicate.
556 * config/rs6000/rs6000-protos.h (output_isel): Delete.
557 * config/rs6000/rs6000.c (output_isel): Delete.
558 * config/rs6000/rs6000.md (isel_signed_<mode>): Use reg_or_zero_operand
559 instead of reg_or_cint_operand. Output instruction directly (not via
561 (isel_unsigned_<mode>): Ditto.
562 (*isel_reversed_signed_<mode>): Use reg_or_zero_operand instead of
563 gpc_reg_operand. Add an instruction alternative for this. Output
564 instruction directly.
565 (*isel_reversed_unsigned_<mode>): Ditto.
567 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
569 * config/i386/i386.c (ix86_canonicalize_comparison): New function.
570 (TARGET_CANONICALIZE_COMPARISON): Define.
572 2017-10-11 Qing Zhao <qing.zhao@oracle.com>
575 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
576 Check whether the dest is REG before adding REG_EQUIV note.
578 2017-10-11 Vladimir Makarov <vmakarov@redhat.com>
581 * lra.c (collect_non_operand_hard_regs): Don't ignore operator
583 * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up.
584 (make_hard_regno_born, make_hard_regno_dead): Update
585 bb_killed_pseudos and bb_gen_pseudos.
587 2017-10-11 Nathan Sidwell <nathan@acm.org>
589 * incpath.h (enum incpath_kind): Name enum, prefix values.
590 (add_path, add_cpp_dir_path, get_added_cpp_dirs): Use incpath_kind.
591 * incpath.c (heads, tails): Use INC_MAX.
592 (add_env_var_paths, add_standard_paths): Use incpath_kind.
593 (merge_include_chains, split_quote_chain,
594 register_include_chains): Update incpath_kind names.
595 (add_cpp_dir_path, add_path, get_added_cpp_dirs): Use incpath_kind.
596 * config/darwin-c.c (add_system_framework_path): Update incpath_kind
598 (add_framework_path, darwin_register_objc_includes): Likewise.
599 * config/vms/vms-c.c (vms_c_register_includes): Likewise.
601 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
603 * config/i386/i386.md (*cmp<X87MODEF:mode>_<SWI24:mode>_i387):
604 Do not use float_operator operator predicate.
605 (*cmp<X87MODEF:mode>_<SWI24:mode>_cc_i387): Ditto.
606 * config/i386/predicates.md (float_operator): Remove predicate.
608 2017-10-11 Uros Bizjak <ubizjak@gmail.com>
610 * config/i386/i386.md (*jcc<mode>_0_i387): Remove insn pattern.
611 (*jccxf_i387): Ditto.
612 (*jcc<mode>_i387): Ditto.
613 (*jccu<mode>_i387): Ditto.
614 (*jcc<X87MODEF:mode>_<SWI24:mode>_i387): Ditto.
615 (*jcc_*_i387 splitters): Remove.
616 * config/i386/i386-protos.h (ix86_split_fp_branch): Remove prototype.
617 * config/i386/i386.c (ix86_split_fp_branch): Remove.
618 * config/i386/predicates.md (ix86_swapped_fp_comparison_operator):
621 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
623 * profile-count.h (slow_safe_scale_64bit): New function.
624 (safe_scale_64bit): New inline.
625 (profile_count::max_safe_multiplier): Remove; use safe_scale_64bit.
626 * profile-count.c: Include wide-int.h
627 (slow_safe_scale_64bit): New.
629 2017-10-11 Nathan Sidwell <nathan@acm.org>
631 * tree.h (DECL_ASSEMBLER_NAME_SET_P): Don't check
632 HAS_DECL_ASSEMBLER_NAME_P.
633 * gimple-expr.c (gimple_decl_printable_name: Check
634 HAS_DECL_ASSEMBLER_NAME_P too.
635 * ipa-utils.h (type_in_anonymous_namespace_p): Check
636 DECL_ASSEMBLER_NAME_SET_P of TYPE_NAME.
637 (odr_type_p): No need to assert TYPE_NAME is a TYPE_DECL.
638 * passes.c (rest_of_decl_compilation): Check
639 HAS_DECL_ASSEMBLER_NAME_P too.
640 * recog.c (verify_changes): Likewise.
641 * tree-pretty-print.c (dump_decl_name): Likewise.
642 * tree-ssa-structalias.c (alias_get_name): Likewise. Reimplement.
644 * tree.h (DECL_ASSEMBLER_NAME_RAW): New.
645 (SET_DECL_ASSEMBLER_NAME): Use it.
646 (DECL_ASSEMBLER_NAME_SET_P): Likewise.
647 (COPY_DECL_ASSEMBLER_NAME): Likewise.
648 * tree.c (decl_assembler_name): Use DECL_ASSEMBLER_NAME_RAW.
650 2017-10-11 Jan Hubicka <hubicka@ucw.cz>
652 * config.gcc (i386, x86_64): Add extra objects.
653 * config/i386/i386-protos.h (ix86_rip_relative_addr_p): Declare.
654 (ix86_min_insn_size): Declare.
655 (ix86_issue_rate): Declare.
656 (ix86_adjust_cost): Declare.
657 (ia32_multipass_dfa_lookahead): Declare.
658 (ix86_macro_fusion_p): Declare.
659 (ix86_macro_fusion_pair_p): Declare.
660 (ix86_bd_has_dispatch): Declare.
661 (ix86_bd_do_dispatch): Declare.
662 (ix86_core2i7_init_hooks): Declare.
663 (ix86_atom_sched_reorder): Declare.
664 * config/i386/i386.c Move all CPU cost tables to x86-tune-costs.h.
665 (COSTS_N_BYTES): Move to x86-tune-costs.h.
666 (DUMMY_STRINGOP_ALGS):Move to x86-tune-costs.h.
667 (rip_relative_addr_p): Rename to ...
668 (ix86_rip_relative_addr_p): ... this one; export.
669 (memory_address_length): Update.
670 (ix86_issue_rate): Move to x86-tune-sched.c.
671 (ix86_flags_dependent): Move to x86-tune-sched.c.
672 (ix86_agi_dependent): Move to x86-tune-sched.c.
673 (exact_dependency_1): Move to x86-tune-sched.c.
674 (exact_store_load_dependency): Move to x86-tune-sched.c.
675 (ix86_adjust_cost): Move to x86-tune-sched.c.
676 (ia32_multipass_dfa_lookahead): Move to x86-tune-sched.c.
677 (ix86_macro_fusion_p): Move to x86-tune-sched.c.
678 (ix86_macro_fusion_pair_p): Move to x86-tune-sched.c.
679 (do_reorder_for_imul): Move to x86-tune-sched-atom.c.
680 (swap_top_of_ready_list): Move to x86-tune-sched-atom.c.
681 (ix86_sched_reorder): Move to x86-tune-sched-atom.c.
682 (core2i7_first_cycle_multipass_init): Move to x86-tune-sched-core.c.
683 (core2i7_dfa_post_advance_cycle): Move to x86-tune-sched-core.c.
684 (min_insn_size): Rename to ...
685 (ix86_min_insn_size): ... this one; export.
686 (core2i7_first_cycle_multipass_begin): Move to x86-tune-sched-core.c.
687 (core2i7_first_cycle_multipass_issue): Move to x86-tune-sched-core.c.
688 (core2i7_first_cycle_multipass_backtrack): Move to
689 x86-tune-sched-core.c.
690 (core2i7_first_cycle_multipass_end): Move to x86-tune-sched-core.c.
691 (core2i7_first_cycle_multipass_fini): Move to x86-tune-sched-core.c.
692 (ix86_sched_init_global): Break up logic to ix86_core2i7_init_hooks.
693 (ix86_avoid_jump_mispredicts): Update.
694 (TARGET_SCHED_DISPATCH): Move to ix86-tune-sched-bd.c.
695 (TARGET_SCHED_DISPATCH_DO): Move to ix86-tune-sched-bd.c.
696 (TARGET_SCHED_REORDER): Move to ix86-tune-sched-bd.c.
697 (DISPATCH_WINDOW_SIZE): Move to ix86-tune-sched-bd.c.
698 (MAX_DISPATCH_WINDOWS): Move to ix86-tune-sched-bd.c.
699 (MAX_INSN): Move to ix86-tune-sched-bd.c.
700 (MAX_IMM): Move to ix86-tune-sched-bd.c.
701 (MAX_IMM_SIZE): Move to ix86-tune-sched-bd.c.
702 (MAX_IMM_32): Move to ix86-tune-sched-bd.c.
703 (MAX_IMM_64): Move to ix86-tune-sched-bd.c.
704 (MAX_LOAD): Move to ix86-tune-sched-bd.c.
705 (MAX_STORE): Move to ix86-tune-sched-bd.c.
706 (BIG): Move to ix86-tune-sched-bd.c.
707 (enum dispatch_group): Move to ix86-tune-sched-bd.c.
708 (enum insn_path): Move to ix86-tune-sched-bd.c.
709 (get_mem_group): Move to ix86-tune-sched-bd.c.
710 (is_cmp): Move to ix86-tune-sched-bd.c.
711 (dispatch_violation): Move to ix86-tune-sched-bd.c.
712 (is_branch): Move to ix86-tune-sched-bd.c.
713 (is_prefetch): Move to ix86-tune-sched-bd.c.
714 (init_window): Move to ix86-tune-sched-bd.c.
715 (allocate_window): Move to ix86-tune-sched-bd.c.
716 (init_dispatch_sched): Move to ix86-tune-sched-bd.c.
717 (is_end_basic_block): Move to ix86-tune-sched-bd.c.
718 (process_end_window): Move to ix86-tune-sched-bd.c.
719 (allocate_next_window): Move to ix86-tune-sched-bd.c.
720 (find_constant): Move to ix86-tune-sched-bd.c.
721 (get_num_immediates): Move to ix86-tune-sched-bd.c.
722 (has_immediate): Move to ix86-tune-sched-bd.c.
723 (get_insn_path): Move to ix86-tune-sched-bd.c.
724 (get_insn_group): Move to ix86-tune-sched-bd.c.
725 (count_num_restricted): Move to ix86-tune-sched-bd.c.
726 (fits_dispatch_window): Move to ix86-tune-sched-bd.c.
727 (add_insn_window): Move to ix86-tune-sched-bd.c.
728 (add_to_dispatch_window): Move to ix86-tune-sched-bd.c.
729 (debug_dispatch_window_file): Move to ix86-tune-sched-bd.c.
730 (debug_dispatch_window): Move to ix86-tune-sched-bd.c.
731 (debug_insn_dispatch_info_file): Move to ix86-tune-sched-bd.c.
732 (debug_ready_dispatch): Move to ix86-tune-sched-bd.c.
733 (do_dispatch): Move to ix86-tune-sched-bd.c.
734 (has_dispatch): Move to ix86-tune-sched-bd.c.
735 * config/i386/t-i386: Add new object files.
736 * config/i386/x86-tune-costs.h: New file.
737 * config/i386/x86-tune-sched-atom.c: New file.
738 * config/i386/x86-tune-sched-bd.c: New file.
739 * config/i386/x86-tune-sched-core.c: New file.
740 * config/i386/x86-tune-sched.c: New file.
742 2017-10-11 Liu Hao <lh_mouse@126.com>
744 * pretty-print.c [_WIN32] (colorize_init): Remove. Use
745 the generic version below instead.
746 (should_colorize): Recognize Windows consoles as terminals
748 * pretty-print.c [__MINGW32__] (write_all): New function.
749 [__MINGW32__] (find_esc_head): Likewise.
750 [__MINGW32__] (find_esc_terminator): Likewise.
751 [__MINGW32__] (eat_esc_sequence): Likewise.
752 [__MINGW32__] (mingw_ansi_fputs): New function that handles
754 (pp_write_text_to_stream): Use mingw_ansi_fputs instead of fputs
757 2017-10-11 Richard Biener <rguenther@suse.de>
759 * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
760 Properly call analyze_scalar_evolution with the loop of the stmt.
762 2017-10-11 Richard Biener <rguenther@suse.de>
764 * tree.def (POLYNOMIAL_CHREC): Remove CHREC_VARIABLE tree operand.
765 * tree-core.h (tree_base): Add chrec_var union member.
766 * tree.h (CHREC_VAR): Remove.
767 (CHREC_LEFT, CHREC_RIGHT, CHREC_VARIABLE): Adjust.
768 * tree-chrec.h (build_polynomial_chrec): Adjust.
769 * tree-chrec.c (reset_evolution_in_loop): Use build_polynomial_chrec.
770 * tree-pretty-print.c (dump_generic_node): Use CHREC_VARIABLE.
772 2017-10-11 Marc Glisse <marc.glisse@inria.fr>
774 * fold-const.c (fold_binary_loc) [X +- Y CMP X]: Move ...
775 * match.pd: ... here.
776 ((T) X == (T) Y): Relax condition.
778 2017-10-11 Bin Cheng <bin.cheng@arm.com>
780 PR tree-optimization/82472
781 * tree-loop-distribution.c (sort_partitions_by_post_order): Refine
783 (break_alias_scc_partitions): Update postorder number.
785 2017-10-11 Martin Liska <mliska@suse.cz>
788 * opts.c (parse_no_sanitize_attribute): Do not use error_value
790 * opts.h (parse_no_sanitize_attribute): Remove last argument.
792 2017-10-11 Martin Liska <mliska@suse.cz>
794 * print-rtl.c (print_insn): Move declaration of idbuf
795 to same scope as name.
797 2017-10-11 Martin Liska <mliska@suse.cz>
802 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
805 2017-10-11 Martin Liska <mliska@suse.cz>
808 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle
811 2017-10-11 Adhemerval Zanella <adhemerval.zanella@linaro.org>
813 * config.gcc (default_gnu_indirect_function): Default to yes for
814 arm*-*-linux* with glibc.
816 2017-10-11 Richard Biener <rguenther@suse.de>
818 * tree-scalar-evolution.c (get_scalar_evolution): Handle
819 default-defs and types we do not want to analyze.
820 (interpret_loop_phi): Replace unreachable code with an assert.
821 (compute_scalar_evolution_in_loop): Remove and inline ...
822 (analyze_scalar_evolution_1): ... here, replacing condition with
823 what makes the intent clearer. Remove handling of cases
824 get_scalar_evolution now handles.
826 2017-10-10 Jim Wilson <wilson@tuliptree.org>
828 PR rtl-optimization/81434
829 * haifa-sched.c (prune_ready_list): Init min_cost_group to 0. Update
830 comment for main loop. In sched_group_found if, also add checks for
831 pass and min_cost_group.
833 2017-10-10 Segher Boessenkool <segher@kernel.crashing.org>
835 * config/rs6000/rs6000.c (TARGET_INSN_COST): New.
836 (rs6000_insn_cost): New function.
837 * config/rs6000/rs6000.md (cost): New attribute.
839 2017-10-10 Jakub Jelinek <jakub@redhat.com>
840 H.J. Lu <hongjiu.lu@intel.com>
844 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Add
845 OPTION_MASK_ISA_MMX for __builtin_ia32_maskmovq,
846 __builtin_ia32_vec_ext_v4hi and __builtin_ia32_vec_set_v4hi.
847 (ix86_expand_builtin): Treat OPTION_MASK_ISA_MMX similarly
848 to OPTION_MASK_ISA_AVX512VL - builtins that have both
849 OPTION_MASK_ISA_MMX and some other bit set require both
850 mmx and the ISAs without the mmx bit.
851 * config/i386/i386-builtin.def (__builtin_ia32_cvtps2pi,
852 __builtin_ia32_cvttps2pi, __builtin_ia32_cvtpi2ps,
853 __builtin_ia32_pavgb, __builtin_ia32_pavgw, __builtin_ia32_pmulhuw,
854 __builtin_ia32_pmaxub, __builtin_ia32_pmaxsw, __builtin_ia32_pminub,
855 __builtin_ia32_pminsw, __builtin_ia32_psadbw, __builtin_ia32_pmovmskb,
856 __builtin_ia32_pshufw, __builtin_ia32_cvtpd2pi,
857 __builtin_ia32_cvttpd2pi, __builtin_ia32_cvtpi2pd,
858 __builtin_ia32_pmuludq, __builtin_ia32_pabsb, __builtin_ia32_pabsw,
859 __builtin_ia32_pabsd, __builtin_ia32_phaddw, __builtin_ia32_phaddd,
860 __builtin_ia32_phaddsw, __builtin_ia32_phsubw, __builtin_ia32_phsubd,
861 __builtin_ia32_phsubsw, __builtin_ia32_pmaddubsw,
862 __builtin_ia32_pmulhrsw, __builtin_ia32_pshufb, __builtin_ia32_psignb,
863 __builtin_ia32_psignw, __builtin_ia32_psignd, __builtin_ia32_movntq,
864 __builtin_ia32_paddq, __builtin_ia32_psubq, __builtin_ia32_palignr):
865 Add OPTION_MASK_ISA_MMX.
867 2017-10-10 Andreas Tobler <andreast@gcc.gnu.org>
869 * config.gcc (armv7*-*-freebsd*): New target.
870 (armv6*-*-freebsd*): Remove obsolete TARGET_FREEBSD_ARMv6 define.
872 2017-10-10 Jan Hubicka <hubicka@ucw.cz>
874 * x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI,
875 X86_TUNE_ADJUST_UNROLL, X86_TUNE_ONE_IF_CONV_INSN): Move to right
878 2017-10-10 Richard Sandiford <richard.sandiford@linaro.org>
880 * wide-int.h (wide_int_ref_storage): Make host_dependent_precision
881 a template parameter.
882 (WIDE_INT_REF_FOR): Update accordingly.
883 * tree.h (wi::int_traits <const_tree>): Delete.
884 (wi::tree_to_widest_ref, wi::tree_to_offset_ref): New typedefs.
885 (wi::to_widest, wi::to_offset): Use them. Expand commentary.
886 (wi::tree_to_wide_ref): New typedef.
887 (wi::to_wide): New function.
888 * calls.c (get_size_range): Use wi::to_wide when operating on
890 * cgraph.c (cgraph_node::create_thunk): Likewise.
891 * config/i386/i386.c (ix86_data_alignment): Likewise.
892 (ix86_local_alignment): Likewise.
893 * dbxout.c (stabstr_O): Likewise.
894 * dwarf2out.c (add_scalar_info, gen_enumeration_type_die): Likewise.
895 * expr.c (const_vector_from_tree): Likewise.
896 * fold-const-call.c (host_size_t_cst_p, fold_const_call_1): Likewise.
897 * fold-const.c (may_negate_without_overflow_p, negate_expr_p)
898 (fold_negate_expr_1, int_const_binop_1, const_binop)
899 (fold_convert_const_int_from_real, optimize_bit_field_compare)
900 (all_ones_mask_p, sign_bit_p, unextend, extract_muldiv_1)
901 (fold_div_compare, fold_single_bit_test, fold_plusminus_mult_expr)
902 (pointer_may_wrap_p, expr_not_equal_to, fold_binary_loc)
903 (fold_ternary_loc, multiple_of_p, fold_negate_const, fold_abs_const)
904 (fold_not_const, round_up_loc): Likewise.
905 * gimple-fold.c (gimple_fold_indirect_ref): Likewise.
906 * gimple-ssa-warn-alloca.c (alloca_call_type_by_arg): Likewise.
907 (alloca_call_type): Likewise.
908 * gimple.c (preprocess_case_label_vec_for_gimple): Likewise.
909 * godump.c (go_output_typedef): Likewise.
910 * graphite-sese-to-poly.c (tree_int_to_gmp): Likewise.
911 * internal-fn.c (get_min_precision): Likewise.
912 * ipa-cp.c (ipcp_store_vr_results): Likewise.
913 * ipa-polymorphic-call.c
914 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Likewise.
915 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Likewise.
916 (ipa_modify_call_arguments): Likewise.
917 * match.pd: Likewise.
918 * omp-low.c (scan_omp_1_op, lower_omp_ordered_clauses): Likewise.
919 * print-tree.c (print_node_brief, print_node): Likewise.
920 * stmt.c (expand_case): Likewise.
921 * stor-layout.c (layout_type): Likewise.
922 * tree-affine.c (tree_to_aff_combination): Likewise.
923 * tree-cfg.c (group_case_labels_stmt): Likewise.
924 * tree-data-ref.c (dr_analyze_indices): Likewise.
925 (prune_runtime_alias_test_list): Likewise.
926 * tree-dump.c (dequeue_and_dump): Likewise.
927 * tree-inline.c (remap_gimple_op_r, copy_tree_body_r): Likewise.
928 * tree-predcom.c (is_inv_store_elimination_chain): Likewise.
929 * tree-pretty-print.c (dump_generic_node): Likewise.
930 * tree-scalar-evolution.c (iv_can_overflow_p): Likewise.
931 (simple_iv_with_niters): Likewise.
932 * tree-ssa-address.c (addr_for_mem_ref): Likewise.
933 * tree-ssa-ccp.c (ccp_finalize, evaluate_stmt): Likewise.
934 * tree-ssa-loop-ivopts.c (constant_multiple_of): Likewise.
935 * tree-ssa-loop-niter.c (split_to_var_and_offset)
936 (refine_value_range_using_guard, number_of_iterations_ne_max)
937 (number_of_iterations_lt_to_ne, number_of_iterations_lt)
938 (get_cst_init_from_scev, record_nonwrapping_iv)
939 (scev_var_range_cant_overflow): Likewise.
940 * tree-ssa-phiopt.c (minmax_replacement): Likewise.
941 * tree-ssa-pre.c (compute_avail): Likewise.
942 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Likewise.
943 (vn_reference_maybe_forwprop_address, valueized_wider_op): Likewise.
944 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
945 * tree-ssa-uninit.c (is_pred_expr_subset_of): Likewise.
946 * tree-ssanames.c (set_nonzero_bits, get_nonzero_bits): Likewise.
947 * tree-switch-conversion.c (collect_switch_conv_info, array_value_type)
948 (dump_case_nodes, try_switch_expansion): Likewise.
949 * tree-vect-loop-manip.c (vect_gen_vector_loop_niters): Likewise.
950 (vect_do_peeling): Likewise.
951 * tree-vect-patterns.c (vect_recog_bool_pattern): Likewise.
952 * tree-vect-stmts.c (vectorizable_load): Likewise.
953 * tree-vrp.c (compare_values_warnv, vrp_int_const_binop): Likewise.
954 (zero_nonzero_bits_from_vr, ranges_from_anti_range): Likewise.
955 (extract_range_from_binary_expr_1, adjust_range_with_scev): Likewise.
956 (overflow_comparison_p_1, register_edge_assert_for_2): Likewise.
957 (is_masked_range_test, find_switch_asserts, maybe_set_nonzero_bits)
958 (vrp_evaluate_conditional_warnv_with_ops, intersect_ranges): Likewise.
959 (range_fits_type_p, two_valued_val_range_p, vrp_finalize): Likewise.
960 (evrp_dom_walker::before_dom_children): Likewise.
961 * tree.c (cache_integer_cst, real_value_from_int_cst, integer_zerop)
962 (integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2)
963 (tree_floor_log2, tree_ctz, mem_ref_offset, tree_int_cst_sign_bit)
964 (tree_int_cst_sgn, get_unwidened, int_fits_type_p): Likewise.
965 (get_type_static_bounds, num_ending_zeros, drop_tree_overflow)
966 (get_range_pos_neg): Likewise.
967 * ubsan.c (ubsan_expand_ptr_ifn): Likewise.
968 * config/darwin.c (darwin_mergeable_constant_section): Likewise.
969 * config/aarch64/aarch64.c (aapcs_vfp_sub_candidate): Likewise.
970 * config/arm/arm.c (aapcs_vfp_sub_candidate): Likewise.
971 * config/avr/avr.c (avr_fold_builtin): Likewise.
972 * config/bfin/bfin.c (bfin_local_alignment): Likewise.
973 * config/msp430/msp430.c (msp430_attr): Likewise.
974 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
975 * config/powerpcspe/powerpcspe-c.c
976 (altivec_resolve_overloaded_builtin): Likewise.
977 * config/powerpcspe/powerpcspe.c (rs6000_aggregate_candidate)
978 (rs6000_expand_ternop_builtin): Likewise.
979 * config/rs6000/rs6000-c.c
980 (altivec_resolve_overloaded_builtin): Likewise.
981 * config/rs6000/rs6000.c (rs6000_aggregate_candidate): Likewise.
982 (rs6000_expand_ternop_builtin): Likewise.
983 * config/s390/s390.c (s390_handle_hotpatch_attribute): Likewise.
985 2017-10-10 Bin Cheng <bin.cheng@arm.com>
987 * tree-vect-loop-manip.c (rename_variables_in_bb): Rename PHI nodes
988 when copying loop nest with only one inner loop.
990 2017-10-10 Richard Biener <rguenther@suse.de>
992 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Avoid compacting
993 blocks if SCEV is active.
994 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Remove
996 (analyze_scalar_evolution): Handle cached evolutions the obvious way.
997 (scev_initialize): Assert we are not yet initialized.
999 2017-10-10 Bin Cheng <bin.cheng@arm.com>
1001 * tree-loop-distribution.c (generate_loops_for_partition): Remove
1002 inner loop's exit stmt by making it always exit the loop, otherwise
1003 we would generate an infinite empty loop.
1005 2017-10-10 Bin Cheng <bin.cheng@arm.com>
1007 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Skip
1008 renaming variables in new preheader if it's deleted.
1010 2017-10-10 Bin Cheng <bin.cheng@arm.com>
1012 * tree-loop-distribution.c (struct partition): Remove unused field
1013 loops of the structure.
1014 (partition_alloc, partition_free): Ditto.
1015 (build_rdg_partition_for_vertex): Ditto.
1017 2017-10-09 Jeff Law <law@redhat.com>
1019 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): Fix
1020 return type to match prototype and documentation.
1022 2010-10-09 Segher Boessenkool <segher@kernel.crashing.org>
1024 * config/rs6000/rs6000.c (processor_costs): Move to ...
1025 * config/rs6000/rs6000.h: ... here.
1026 (rs6000_cost): Declare.
1028 2017-10-09 Eric Botcazou <ebotcazou@adacore.com>
1030 * except.c (setjmp_fn): New global variable.
1031 (init_eh): Initialize it if DONT_USE_BUILTIN_SETJMP is defined.
1032 (sjlj_emit_function_enter): Call it instead of BUILTIN_SETJMP
1033 if DONT_USE_BUILTIN_SETJMP is defined.
1035 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
1037 * target.def (insn_cost): New hook.
1038 * doc/tm.texi.in (TARGET_INSN_COST): New hook.
1039 * doc/tm.texi: Regenerate.
1040 * rtlanal.c (insn_cost): Use the new hook.
1042 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
1044 * combine.c (combine_validate_cost): Compute the new insn_cost,
1045 not just pattern_cost.
1046 (try_combine): Adjust comment.
1048 2017-10-09 Segher Boessenkool <segher@kernel.crashing.org>
1050 * cfgrtl.c (rtl_account_profile_record): Replace insn_rtx_cost with
1052 * combine.c (uid_insn_cost): Adjust comment.
1053 (combine_validate_cost): Adjust comment. Use pattern_cost instead
1055 (combine_instructions): Use insn_cost instead of insn_rtx_cost.
1056 * dse.c (find_shift_sequence): Ditto.
1057 * ifcvt.c (cheap_bb_rtx_cost_p): Ditto.
1058 (bb_valid_for_noce_process_p): Use pattern_cost.
1059 * rtl.h (insn_rtx_cost): Delete.
1060 (pattern_cost): New prototype.
1061 (insn_cost): New prototype.
1062 * rtlanal.c (insn_rtx_cost): Rename to...
1063 (pattern_cost): ... this.
1066 2017-10-09 Uros Bizjak <ubizjak@gmail.com>
1068 * config/i386/i386.md (*jcc_2): Remove insn pattern.
1069 (*jcc<mode>_0_r_i387): Ditto.
1070 (*jccxf_r_i387): Ditto.
1071 (*jcc<mode>_r_i387): Ditto.
1072 (*jccu<mode>_r_i387): Ditto.
1073 (*jcc<X87MODEF:mode>_<SWI24:mode>_r_i387): Ditto.
1074 (*jcc): Rename from *jcc_1.
1076 2017-10-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1078 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Process
1079 deferred rescans after the lvx/stvx recombination pre-pass.
1081 2017-10-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1083 * config/rs6000/amo.h: New include file to provide ISA 3.0 atomic
1084 memory operation instruction support.
1085 * config.gcc (powerpc*-*-*): Include amo.h as an extra header.
1086 (rs6000-ibm-aix[789]*): Likewise.
1087 * doc/extend.texi (PowerPC Atomic Memory Operation Functions):
1088 Document new functions.
1090 2017-10-09 Richard Biener <rguenther@suse.de>
1092 PR tree-optimization/82397
1093 * tree-data-ref.c (data_ref_compare_tree): Make sure to return
1094 equality only for semantically equal trees.
1096 2017-10-09 Richard Biener <rguenther@suse.de>
1098 PR tree-optimization/82449
1099 * sese.c (scev_analyzable_p): Check whether the SCEV is linear.
1100 * tree-chrec.h (evolution_function_is_constant_p): Adjust to
1101 allow constant addresses.
1102 * tree-chrec.c (scev_is_linear_expression): Constant evolutions
1105 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1107 * config/s390/s390-builtins.def (vec_nabs, vec_vfi): Fix builtin
1110 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1113 * config/s390/vecintrin.h (vec_madd, vec_msub): Fix macro
1116 2017-10-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1119 * config/s390/s390-builtins.def (vec_sqrt): Fix builtin flags.
1121 2017-10-09 Jakub Jelinek <jakub@redhat.com>
1124 * config/s390/s390-builtins.def (s390_vec_xor_flt_a,
1125 s390_vec_xor_flt_b, s390_vec_xor_flt_c): New.
1127 2017-10-09 Richard Sandiford <richard.sandiford@linaro.org>
1129 * wide-int.h (WI_BINARY_OPERATOR_RESULT): New macro.
1130 (WI_BINARY_PREDICATE_RESULT): Likewise.
1131 (wi::binary_traits::operator_result): New type.
1132 (wi::binary_traits::predicate_result): Likewise.
1133 (generic_wide_int::operator~, unary generic_wide_int::operator-)
1134 (generic_wide_int::operator==, generic_wide_int::operator!=)
1135 (generic_wide_int::operator&, generic_wide_int::and_not)
1136 (generic_wide_int::operator|, generic_wide_int::or_not)
1137 (generic_wide_int::operator^, generic_wide_int::operator+
1138 (binary generic_wide_int::operator-, generic_wide_int::operator*):
1140 (operator~, unary operator-, operator==, operator!=, operator&)
1141 (operator|, operator^, operator+, binary operator-, operator*): New
1143 * expr.c (get_inner_reference): Use wi::bit_and_not.
1144 * fold-const.c (fold_binary_loc): Likewise.
1145 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
1146 * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
1147 (bit_value_binop): Likewise.
1148 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
1149 * tree-vrp.c (zero_nonzero_bits_from_vr): Likewise.
1150 (extract_range_from_binary_expr_1): Likewise.
1151 (masked_increment): Likewise.
1152 (simplify_bit_ops_using_ranges): Likewise.
1154 2017-10-09 Martin Jambor <mjambor@suse.cz>
1157 * hsa-common.h (hsa_op_with_type): New method extend_int_to_32bit.
1158 * hsa-gen.c (hsa_extend_inttype_to_32bit): New function.
1159 (hsa_type_for_scalar_tree_type): Use it. Always force min32int for
1161 (hsa_fixup_mov_insn_type): New function.
1162 (hsa_op_with_type::get_in_type): Use it.
1163 (hsa_build_append_simple_mov): Likewise. Allow sub-32bit
1164 immediates in an assert.
1165 (hsa_op_with_type::extend_int_to_32bit): New method.
1166 (gen_hsa_insns_for_bitfield): Fixup instruction and intermediary
1167 types. Convert to dest type if necessary.
1168 (gen_hsa_insns_for_bitfield_load): Fixup load type if necessary.
1169 (reg_for_gimple_ssa): Pass false as min32int to
1170 hsa_type_for_scalar_tree_type.
1171 (gen_hsa_addr): Fixup type when creating addresable temporary.
1172 (gen_hsa_cmp_insn_from_gimple): Extend operands if necessary.
1173 (gen_hsa_unary_operation): Extend operands and convert to dest type if
1174 necessary. Call hsa_fixup_mov_insn_type.
1175 (gen_hsa_binary_operation): Changed operand types to hsa_op_with_type,
1176 extend operands and convert to dest type if necessary.
1177 (gen_hsa_insns_for_operation_assignment): Extend operands and convert
1178 to dest type if necessary.
1179 (set_output_in_type): Call hsa_fixup_mov_insn_type. Just ude dest
1180 if conversion nt necessary and size matches.
1181 (gen_hsa_insns_for_load): Call hsa_fixup_mov_insn_type, convert
1182 to dest type if necessary.
1183 (gen_hsa_insns_for_store): Call hsa_fixup_mov_insn_type.
1184 (gen_hsa_insns_for_switch_stmt): Likewise. Also extend operands if
1186 (gen_hsa_clrsb): Likewise.
1187 (gen_hsa_ffs): Likewise.
1188 (gen_hsa_divmod): Extend operands and convert to dest type if
1190 (gen_hsa_atomic_for_builtin): Change type of op to hsa_op_with_type.
1192 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
1194 * config/rs6000/rs6000.md (conditional branch): Clean up formatting.
1195 Remove empty default arguments. Use a brace block as output
1197 (conditional return): Ditto.
1199 (indirect_jump): Ditto. Use b%T0 instead of bctr/blr.
1200 (tablejump, tablejumpsi, tablejumpdi, *tablejump<mode>_internal1):
1202 (group_ending_nop): Ditto.
1203 (doloop_end): Ditto.
1204 (ctr<mode>, ctr<mode>_internal1, ctr<mode>_internal2): Ditto.
1205 (splitters for those): Ditto.
1207 2017-10-08 Segher Boessenkool <segher@kernel.crashing.org>
1209 * config/rs6000/rs6000-string.c (expand_strncmp_align_check): Invert
1210 a conditional jump (and the compare for it) so that pc_rtx is the
1212 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Adjust
1213 for the deleted and renamed ctr<mode>_internal[234] patterns.
1214 * config/rs6000/rs6000.md: Delete second conditional branch pattern.
1215 Delete second conditional return pattern.
1216 (ctr<mode>_internal2): Delete this second bdnz pattern.
1217 (ctr<mode>_internal3): Rename to ctr<mode>_internal2.
1218 (ctr<mode>_internal4): Delete this second bdz pattern.
1220 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
1222 * tree-outof-ssa.h (ssaexpand): Add partitions_for_undefined_values.
1223 (always_initialized_rtx_for_ssa_name_p): New predicate.
1224 * tree-outof-ssa.c (remove_ssa_form): Initialize new field of SA.
1225 (finish_out_of_ssa): Free new field of SA.
1226 * tree-ssa-coalesce.h (get_undefined_value_partitions): Declare.
1227 * tree-ssa-coalesce.c: Include tree-ssa.h.
1228 (get_parm_default_def_partitions): Remove extern keyword.
1229 (get_undefined_value_partitions): New function.
1230 * expr.c (expand_expr_real_1) <expand_decl_rtl>: For a SSA_NAME, do
1231 not set SUBREG_PROMOTED_VAR_P on the sub-register if it may contain
1233 * loop-iv.c (iv_get_reaching_def): Disqualify all subregs.
1235 2017-10-08 Eric Botcazou <ebotcazou@adacore.com>
1237 * builtins.def (BUILT_IN_SETJMP): Revert latest change.
1239 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
1241 * config/i386/i386.c (ix86_expand_set_or_movmem): Disable 512bit loops
1242 for targets that preffer 128bit.
1244 2017-10-08 Jan Hubicka <hubicka@ucw.cz>
1246 * config/i386/i386.c (has_dispatch): Disable for Ryzen.
1248 2017-10-08 Olivier Hainque <hainque@adacore.com>
1250 * config/arm/arm.c (arm_set_return_address): Use MEM_VOLATILE_P
1251 on the target mem instead of RTX_FRAME_RELATED_P on the insn to
1253 (thumb_set_return_address): Likewise.
1255 2017-10-08 Olivier Hainque <hainque@adacore.com>
1257 * common/config/arm/arm-common.c (arm_except_unwind_info):
1258 Handle DWARF2_UNWIND_INFO.
1260 2017-10-07 Michael Collison <michael.collison@arm.com>
1262 * config/aarch64/aarch64.md (*aarch64_reg_<optab>_minus<mode>3):
1265 2017-10-07 Eric Botcazou <ebotcazou@adacore.com>
1267 * builtins.def (BUILT_IN_SETJMP): Declare as library builtin instead
1268 of GCC builtin if DONT_USE_BUILTIN_SETJMP is defined.
1269 * except.c (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is
1270 defined, force the creation of a new block for a dispatch label.
1272 2017-10-07 Jan Hubicka <hubicka@ucw.cz>
1274 * invoke.texi (Wsuggest-attribute=cold): Document.
1275 * common.opt (Wsuggest-attribute=cold): New
1276 * ipa-pure-const.c (warn_function_cold): New function.
1277 * predict.c (compute_function_frequency): Use it.
1278 * predict.h (warn_function_cold): Declare.
1280 2017-10-06 Jan Hubicka <hubicka@ucw.cz>
1282 * tree-switch-conversion.c (do_jump_if_equal, emit_cmp_and_jump_insns):
1285 2017-10-06 Martin Liska <mliska@suse.cz>
1287 * sanopt.c (struct sanopt_tree_triplet_hash): Remove inline
1288 keyword for member functions.
1289 (struct sanopt_tree_couple): New struct.
1290 (struct sanopt_tree_couple_hash): New function.
1291 (struct sanopt_ctx): Add new hash_map.
1292 (has_dominating_ubsan_ptr_check): New function.
1293 (record_ubsan_ptr_check_stmt): Likewise.
1294 (maybe_optimize_ubsan_ptr_ifn): Likewise.
1295 (sanopt_optimize_walker): Handle IFN_UBSAN_PTR.
1296 (pass_sanopt::execute): Handle also SANITIZE_POINTER_OVERFLOW.
1298 2017-10-06 Sudakshina Das <sudi.das@arm.com>
1301 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): Only call
1302 aarch64_simd_valid_immediate on CONST_VECTORs.
1303 (aarch64_reg_or_bic_imm): Likewise.
1305 2017-10-06 Wilco Dijkstra <wdijkstr@arm.com>
1307 PR rtl-optimization/82396
1308 * haifa-sched.c (ready_sort_real): Disable qsort checking.
1310 2017-10-06 Sebastian Pop <sebpop@gmail.com>
1312 * graphite-dependences.c (scop_get_reads): Move code to...
1313 (scop_get_must_writes): Move code to...
1314 (scop_get_may_writes): Move code to...
1315 (scop_get_reads_and_writes): ... here.
1316 (scop_get_dependences): Call scop_get_reads_and_writes.
1318 2017-10-06 Jakub Jelinek <jakub@redhat.com>
1320 PR tree-optimization/82434
1321 * fold-const.h (can_native_encode_type_p,
1322 can_native_encode_string_p): Remove.
1323 * fold-const.c (native_encode_int): Formatting fixes. If ptr is NULL,
1324 don't encode anything, just return what would be otherwise returned.
1325 (native_encode_fixed, native_encode_complex, native_encode_vector):
1327 (native_encode_string): Likewise. Inline by hand
1328 can_native_encode_string_p.
1329 (can_native_encode_type_p): Remove.
1330 (can_native_encode_string_p): Remove.
1331 * tree-vect-stmts.c (vectorizable_store): Instead of testing just
1332 STRING_CSTs using can_native_encode_string_p, test all
1333 CONSTANT_CLASS_P values using native_encode_expr with NULL ptr.
1334 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Remove last
1335 argument from native_encode_expr.
1336 (rhs_valid_for_store_merging_p): Use native_encode_expr with NULL ptr.
1337 (pass_store_merging::execute): Don't unnecessarily look for 3 stmts,
1340 2017-10-06 Richard Biener <rguenther@suse.de>
1342 PR tree-optimization/82397
1343 * tree-vect-data-refs.c (dr_group_sort_cmp): Do not use
1344 operand_equal_p but rely on data_ref_compare_tree for detecting
1346 (vect_analyze_data_ref_accesses): Use data_ref_compare_tree
1347 to match up with dr_group_sort_cmp.
1349 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1352 * config/s390/s390-builtins.def (s390_vfi): Define new overloaded
1354 * config/s390/s390-builtin-types.def: Regenerate.
1356 2017-10-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1359 * config/s390/s390-builtin-types.def: Regenerate.
1360 * config/s390/s390-builtins.def (s390_vfmaxdb_4, s390_vfmindb_4):
1361 Change flag from B_VXE to B_VX.
1362 (s390_vec_min_dbl): Remove B_VXE flag.
1364 2017-10-06 Richard Biener <rguenther@suse.de>
1366 * graphite-isl-ast-to-gimple.c: Include ssa.h and tree-ssa.h.
1367 (translate_isl_ast_to_gimple::translate_pending_phi_nodes,
1368 translate_isl_ast_to_gimple::is_valid_rename,
1369 translate_isl_ast_to_gimple::get_rename,
1370 translate_isl_ast_to_gimple::get_def_bb_for_const,
1371 translate_isl_ast_to_gimple::get_new_name,
1372 translate_isl_ast_to_gimple::collect_all_ssa_names,
1373 translate_isl_ast_to_gimple::copy_loop_phi_args,
1374 translate_isl_ast_to_gimple::collect_all_ssa_names,
1375 translate_isl_ast_to_gimple::copy_loop_phi_args,
1376 translate_isl_ast_to_gimple::copy_loop_phi_nodes,
1377 translate_isl_ast_to_gimple::add_close_phis_to_merge_points,
1378 translate_isl_ast_to_gimple::add_close_phis_to_outer_loops,
1379 translate_isl_ast_to_gimple::copy_loop_close_phi_args,
1380 translate_isl_ast_to_gimple::copy_loop_close_phi_nodes,
1381 translate_isl_ast_to_gimple::copy_cond_phi_args,
1382 translate_isl_ast_to_gimple::copy_cond_phi_nodes,
1383 translate_isl_ast_to_gimple::edge_for_new_close_phis,
1384 translate_isl_ast_to_gimple::add_phi_arg_for_new_expr,
1385 translate_isl_ast_to_gimple::rename_uses,
1386 translate_isl_ast_to_gimple::rename_all_uses): Remove.
1387 (translate_isl_ast_to_gimple::get_rename_from_scev): Simplify.
1388 (set_rename_for_each_def): Likewise.
1389 (graphite_copy_stmts_from_block): Handle debug stmt resetting
1390 here. Handle rewriting SCEV analyzable uses here.
1391 (copy_bb_and_scalar_dependences): Generate code for PHI
1393 (graphite_regenerate_ast_isl): Adjust.
1394 * graphite-scop-detection.c (trivially_empty_bb_p): Move to sese.[ch].
1395 (add_write, add_read): New functions.
1396 (build_cross_bb_scalars_def): Use it and simplify.
1397 (build_cross_bb_scalars_use): Likewise.
1398 (graphite_find_cross_bb_scalar_vars): Inline into...
1399 (try_generate_gimple_bb): ...here. Add dependences for PHIs,
1400 simulating out-of-SSA. Compute liveout and add dependencies.
1401 (build_scops): Force an empty entry block.
1402 * sese.h (sese_info_t::liveout, sese_info_t::debug_liveout): New
1404 (sese_build_liveouts): Declare.
1405 (sese_trivially_empty_bb_p): Likewise.
1406 * sese.c (sese_build_liveouts_bb): Properly handle PHIs,
1407 compute liveout and debug_liveout.
1408 (sese_bad_liveouts_use): Remove.
1409 (sese_reset_debug_liveouts_bb): Likewise.
1410 (sese_reset_debug_liveouts): Rewrite in terms of debug_liveout.
1411 (sese_build_liveouts): Build liveout and debug_liveout and store
1413 (new_sese_info): Adjust.
1414 (free_sese_info): Likewise.
1415 (sese_insert_phis_for_liveouts): Reset debug stmts from here,
1416 do not build liveout here.
1417 (move_sese_in_condition): Adjust region entry.
1418 (scev_analyzable_p): Match up with chrec_apply requirements.
1419 (sese_trivially_empty_bb_p): New.
1420 * tree-into-ssa.c (get_reaching_def): Properly support generating
1421 default-defs for incremental rewrite of anonymous names.
1423 2017-10-06 Richard Biener <rguenther@suse.de>
1425 * graphite-sese-to-poly.c (extract_affine): For casts increasing
1426 precision do not perform modulo reduction.
1428 2017-10-06 Richard Biener <rguenther@suse.de>
1430 PR tree-optimization/82436
1431 * tree-vect-slp.c (vect_supported_load_permutation_p): More
1432 conservatively choose the vectorization factor when checking
1433 whether we can perform the required load permutation.
1434 (vect_transform_slp_perm_load): Assert when we may not fail.
1436 2017-10-05 Segher Boessenkool <segher@kernel.crashing.org>
1438 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Correct error
1439 message for incompatible -msdata=* and -mcall-* options.
1441 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
1443 * config/i386/i386.c (ia32_multipass_dfa_lookahead): Default to issue
1444 rate for post-reload scheduling.
1446 2017-10-05 Tamar Christina <tamar.christina@arm.com>
1448 * doc/sourcebuild.texi (vect_sizes_16B_8B, vect_sizes_32B_16B): New.
1450 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
1452 * config/i386/i386.c (znver1_cost): Set branch_cost to 3 (instead of 2)
1453 to improve monte carlo in scimark.
1455 2017-10-05 Jan Hubicka <hubicka@ucw.cz>
1457 * config/i386/i386.c (ix86_size_cost, i386_cost, i486_cost,
1458 pentium_cost, lakemont_cost, pentiumpro_cost, geode_cost, k6_cost,
1459 athlon_cost, k8_cost, amdfam10_cost, btver1_cost, btver2_cost,
1460 pentium4_cost, nocona_cost): Set reassociation width to 1.
1461 (bdver1_cost, bdver2_cost, bdver3_cost, bdver4_cost): Set reassociation
1462 width to 2 for fp operations and 1 otherwise.
1463 (znver1_cost): Set scalar reassoc width to 4 and vector to 3 and 6
1465 (atom_cost): Set reassociation width to 2.
1466 (slm_cost, generic_cost): Set fp reassociation width
1467 to 2 and 1 otherwise.
1468 (intel_cost): Set fp reassociation width to 4 and 1 otherwise.
1469 (core_cost): Set fp reassociation width to 4 and vector to 2.
1470 (ix86_reassociation_width): Rewrite using cost table; special case
1471 plus/minus on Zen; honor X86_TUNE_SSE_SPLIT_REGS
1472 and TARGET_AVX128_OPTIMAL.
1473 * config/i386/i386.h (processor_costs): Add
1474 reassoc_int, reassoc_fp, reassoc_vec_int, reassoc_vec_fp.
1475 (TARGET_VECTOR_PARALLEL_EXECUTION, TARGET_REASSOC_INT_TO_PARALLEL,
1476 TARGET_REASSOC_FP_TO_PARALLEL): Remove.
1477 * x86-tune.def (X86_TUNE_REASSOC_INT_TO_PARALLEL): Remove.
1478 (X86_TUNE_REASSOC_FP_TO_PARALLEL): Remove.
1479 (X86_TUNE_VECTOR_PARALLEL_EXECUTION): Remove.
1481 2017-10-05 Nathan Sidwell <nathan@acm.org>
1483 * doc/invoke.texi (Wparentheses): Document C++ MVP behaviour.
1485 2017-10-05 Tamar Christina <tamar.christina@arm.com>
1487 * config/arm/arm.c (arm_test_fpu_data): New.
1488 (arm_run_selftests): Call arm_test_fpu_data.
1490 2017-10-04 Nathan Sidwell <nathan@acm.org>
1492 * toplev.c (toplev::main): Remove excess parens on pretty_printer
1494 * caller-save.c (insert_save): Remove excess parens on TO_SAVE parm.
1496 2017-10-04 Sudakshina Das <sudi.das@arm.com>
1498 * config/aarch64/aarch64-protos.h (enum simd_immediate_check): New
1499 check type for aarch64_simd_valid_immediate.
1500 (aarch64_output_simd_mov_immediate): Update prototype.
1501 (aarch64_simd_valid_immediate): Update prototype.
1502 * config/aarch64/aarch64-simd.md (orr<mode>3): modified pattern to add
1503 support for ORR-immediate.
1504 (and<mode>3): modified pattern to add support for BIC-immediate.
1505 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Function
1506 now checks for valid immediate for BIC and ORR based on new enum
1508 (aarch64_output_simd_mov_immediate): Function now used to output
1509 BIC/ORR imm as well based on new enum argument.
1510 * config/aarch64/constraints.md (Do): New vector immediate constraint.
1512 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): New predicate.
1513 (aarch64_reg_or_bic_imm): Likewise.
1515 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1517 * config/s390/vx-builtins.md ("vec_mergeh<mode>")
1518 ("vec_mergel<mode>"): Change mode iterator to V_128_NOSINGLE.
1520 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
1524 PR rtl-optimization/82396
1525 * haifa-sched.c (autopref_multipass_init): Simplify
1527 (autopref_rank_data): Simplify sort order.
1528 * sched-int.h (autopref_multipass_data_): Remove
1529 multi_mem_insn_p, min_offset and max_offset.
1531 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1533 * doc/sourcebuild.texi: Document vect_peeling_profitable.
1535 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1537 * doc/sourcebuild.texi: Document vect_intdouble_cvt and
1540 2017-10-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1542 * doc/sourcebuild.texi: Document vect_long_mult.
1544 2017-10-04 Richard Sandiford <richard.sandiford@linaro.org>
1546 PR tree-optimization/82413
1547 * fold-const.c (build_range_check): Use widest_int when comparing
1548 the maximum ETYPE value with HIGH.
1550 2017-10-04 Wilco Dijkstra <wdijkstr@arm.com>
1552 PR rtl-optimization/82396
1553 * haifa-sched.c (autopref_multipass_init): Simplify
1555 (autopref_rank_data): Simplify sort order.
1556 * sched-int.h (autopref_multipass_data_): Remove
1557 multi_mem_insn_p, min_offset and max_offset.
1559 2017-10-04 Jakub Jelinek <jakub@redhat.com>
1561 PR tree-optimization/82381
1562 * tree-ssa-reassoc.c (sort_by_operand_rank): Check for different
1563 oeN->rank first. Return 1 or -1 if one op is SSA_NAME and the other
1566 PR tree-optimization/82374
1567 * omp-low.c (create_omp_child_function): Copy DECL_ATTRIBUTES,
1568 DECL_FUNCTION_SPECIFIC_OPTIMIZATION,
1569 DECL_FUNCTION_SPECIFIC_TARGET and DECL_FUNCTION_VERSIONED from
1570 current_function_decl to the new decl.
1572 2017-10-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1574 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2_HW): Define new
1575 helper macro for IEEE float128 hardware built-in functions.
1576 (SQRTF128_ODD): Add built-in functions with the round-to-odd
1578 (TRUNCF128_ODD): Likewise.
1579 (ADDF128_ODD): Likewise.
1580 (SUBF128_ODD): Likewise.
1581 (MULF128_ODD): Likewise.
1582 (DIVF128_ODD): Likewise.
1583 (FMAF128_ODD): Likewise.
1584 * config/rs6000/rs6000.md (UNSPEC_ROUND_TO_ODD): Rename to
1585 UNSPEC_TRUNC_ROUND_TO_ODD.
1586 (UNSPEC_TRUNC_ROUND_TO_ODD): Likewise.
1587 (UNSPEC_ADD_ROUND_TO_ODD): New unspec codes for the IEEE 128-bit
1588 floating point round to odd instructions.
1589 (UNSPEC_SUB_ROUND_TO_ODD): Likewise.
1590 (UNSPEC_MUL_ROUND_TO_ODD): Likewise.
1591 (UNSPEC_DIV_ROUND_TO_ODD): Likewise.
1592 (UNSPEC_FMA_ROUND_TO_ODD): Likewise.
1593 (UNSPEC_SQRT_ROUND_TO_ODD): Likewise.
1594 (trunc<mode>sf2_hw): Change the truncate with round to odd
1595 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD.
1596 (add<mode>3_odd): Add insns for IEEE 128-bit floating point round
1597 to odd hardware instructions.
1598 (sub<mode>3_odd): Likewise.
1599 (mul<mode>3_odd): Likewise.
1600 (div<mode>3_odd): Likewise.
1601 (sqrt<mode>2_odd): Likewise.
1602 (fma<mode>4_odd): Likewise.
1603 (fms<mode>4_odd): Likewise.
1604 (nfma<mode>4_odd): Likewise.
1605 (nfms<mode>4_odd): Likewise.
1606 (trunc<mode>df2_odd): Change the truncate with round to odd
1607 expansion to use UNSPEC_TRUNC_ROUND_TO_ODD. Add a generator
1609 * doc/extend.texi (PowerPC built-in functions): Update documentation
1610 for existing IEEE float128-bit built-in functions. Add built-in
1611 functions that generate the IEEE 128-bit floating point round to
1614 2017-10-03 Segher Boessenkool <segher@kernel.crashing.org>
1616 PR rtl-optimization/77729
1617 * simplify-rtx.c (simplify_binary_operation_1): Delete the (X&C1)|C2
1618 to (X&(C1&~C2))|C2 transformations.
1620 2017-10-03 Martin Jambor <mjambor@suse.cz>
1622 PR tree-optimization/82363
1623 * tree-sra.c (propagate_subaccesses_across_link): In unrecoverable
1624 mismatch, mark lacc written regardless of racc.
1626 2017-10-03 Jakub Jelinek <jakub@redhat.com>
1628 PR tree-optimization/82381
1629 * tree-ssa-reassoc.c (sort_by_operand_rank): Don't check
1630 stmt_to_insert nor wheather SSA_NAMEs are default defs.
1631 Return 1 or -1 if one of bba and bbb is NULL. If bb_rank is equal,
1632 fallthrough into reassoc_stmt_dominates_stmt_p.
1635 * combine.c (combine_instructions): Don't combine in unreachable
1638 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
1641 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rewrite
1642 function to not use the have_cpu variable. Do not set cpu_index,
1643 rs6000_cpu_index or rs6000_tune_index if we end up using TARGET_DEFAULT
1645 (rs6000_valid_attribute_p): Remove duplicate initializations of
1646 old_optimize and func_optimize.
1647 (rs6000_pragma_target_parse): Call rs6000_activate_target_options ().
1648 (rs6000_activate_target_options): Make global.
1649 * config/rs6000/rs6000-protos.h (rs6000_activate_target_options): Add
1652 2017-10-02 Jakub Jelinek <jakub@redhat.com>
1654 * tree-dfa.c (get_ref_base_and_extent): Set *pmax_size to -1
1655 if *poffset + *pmax_size overflows in HOST_WIDE_INT.
1656 Set *poffset to 0 and *psize and *pmax_size to -1 if
1657 *poffset + *psize overflows in HOST_WIDE_INT.
1659 PR tree-optimization/82387
1660 PR tree-optimization/82388
1661 PR tree-optimization/82389
1662 * tree-ssa-dse.c (dse_classify_store): Test byte_tracking_enabled
1663 instead of live_bytes non-NULL.
1665 2017-10-02 Georg-Johann Lay <avr@gjlay.de>
1668 * confg/avr/avr.md (*iorhi3.ashift8-ext.zerox): Add "r,r,0"
1671 2017-10-02 Richard Biener <rguenther@suse.de>
1673 * graphite-isl-ast-to-gimple.c (set_codegen_error): With
1674 -fchecking and --param graphite-allow-codegen-errors=0 ICE.
1675 * params.def (PARAM_GRAPHITE_ALLOW_CODEGEN_ERRORS): New param.
1677 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
1679 * tree.h (wi::int_traits <const_tree>::decompose): Assert that the
1680 requested precision matches the type's.
1681 * calls.c (alloc_max_size): Calculate the new candidate size as
1682 a widest_int and use wi::to_widest when comparing it with the
1683 current candidate size.
1684 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Compare with
1685 zero rather than integer_zero_node.
1686 * match.pd: Check for a no-op conversion before using wi::add
1687 rather than after. Use tree_to_uhwi when summing small shift
1688 counts into an unsigned int.
1690 2017-10-02 Richard Sandiford <richard.sandiford@linaro.org>
1691 Alan Hayward <alan.hayward@arm.com>
1692 David Sherwood <david.sherwood@arm.com>
1695 * config/aarch64/aarch64.h (POINTER_AND_FP_REGS): New reg class.
1696 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1697 * config/aarch64/aarch64.c (aarch64_class_max_nregs): Handle
1698 POINTER_AND_FP_REGS.
1700 2017-10-02 Richard Biener <rguenther@suse.de>
1702 PR tree-optimization/82355
1703 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build
1704 a mapping for the enclosing loop but avoid generating one for
1706 (copy_bb_and_scalar_dependences): Remove premature codegen
1707 error on PHIs in blocks duplicated into multiple places.
1708 * graphite-scop-detection.c
1709 (scop_detection::stmt_has_simple_data_refs_p): For a loop not
1710 in the region use it as loop and nest to analyze the DR in.
1711 (try_generate_gimple_bb): Likewise.
1712 * graphite-sese-to-poly.c (extract_affine_chrec): Adjust.
1713 (add_loop_constraints): For blocks in a loop not in the region
1714 create a dimension with a single iteration.
1715 * sese.h (gbb_loop_at_index): Remove assert.
1717 2017-10-01 Kevin Buettner <kevinb@redhat.com>
1719 * omp-expand.c (adjust_context_scope): New function.
1720 (expand_parallel_call): Call adjust_context_scope.
1722 2017-10-01 Jeff Law <law@redhat.com>
1724 * tree-ssa-dom.c (optimize_stmt): Make this a method within the
1725 dom_opt_dom_walker class with direct access to private members.
1726 Add comments. Call test_for_singularity.
1727 (dom_opt_dom_walker::before_dom_children): Corresponding changes.
1728 (dom_opt_dom_walker::after_dom_children): Do not lazily initialize
1729 m_dummy_cond anymore.
1730 (class dom_opt_dom_walker): Initialize m_dummy_cond member in the
1732 (pass_dominator:execute): Build the dummy_cond here and pass it
1733 to the dom_opt_dom_walker ctor.
1734 (test_for_singularity): New function.
1736 2017-09-30 Krister Walfridsson <krister.walfridsson@gmail.com>
1737 Maya Rashish <coypu@sdf.org>
1739 * config.gcc (*-*-netbsd*): New variable nbsd_tm_file containing
1740 netbsd.h, netbsd-stdint.h, and netbsd-elf.h.
1741 (alpha*-*-netbsd*) Use nbsd_tm_file.
1742 (arm*-*-netbsdelf*) Likewise.
1743 (i[34567]86-*-netbsdelf*) Likewise.
1744 (x86_64-*-netbsd*) Likewise.
1745 (mips*-*-netbsd*) Likewise.
1746 (powerpc-*-netbsd*) Likewise.
1747 (sh*-*-netbsd*) Likewise.
1748 (sparc-*-netbsdelf*) Likewise.
1749 (sparc64-*-netbsd*) Likewise.
1750 (m68k*-*-netbsdelf*) Use nbsd_tm_file and add CHAR_FAST8/SHORT_FAST16
1752 (vax-*-netbsdelf*) Likewise.
1753 * config/netbsd-stdint.h (INT_FAST8_TYPE): Check CHAR_FAST8.
1754 (UINT_FAST8_TYPE) Likewise.
1755 (INT_FAST16_TYPE) Check CHAR_FAST16.
1756 (UINT_FAST16_TYPE) Likewise.
1758 2017-09-30 Jakub Jelinek <jakub@redhat.com>
1761 * config/i386/i386.md
1762 (TARGET_USE_8BIT_IDIV zext divmodsi4 splitter): New define_split.
1763 (divmodsi4_zext_1, divmodsi4_zext_2, *divmodsi4_zext_1,
1764 *divmodsi4_zext_2): New define_insn_and_split.
1765 (*divmodsi4_noext_zext_1, *divmodsi4_noext_zext_2): New define_insn.
1766 (TARGET_USE_8BIT_IDIV zext udivmodsi4 splitter): New define_split.
1767 (udivmodsi4_zext_1, udivmodsi4_zext_2, *udivmodsi4_zext_1,
1768 *udivmodsi4_zext_2, *udivmodsi4_pow2_zext_1, *udivmodsi4_pow2_zext_2):
1769 New define_insn_and_split.
1770 (*udivmodsi4_noext_zext_1, *udivmodsi4_noext_zext_2): New define_insn.
1771 * config/i386/i386.c (ix86_split_idivmod): Handle operands[0] or
1772 operands[1] having DImode when mode is SImode.
1774 * config/i386/i386.c (ix86_split_idivmod): Use mode instead of
1775 always SImode for DIV and MOD in REG_EQUAL notes.
1777 2017-09-29 Yury Gribov <tetra2005@gmail.com>
1780 * match.pd: Fix handling of NaNs in pattern.
1782 2017-09-29 Jeff Law <law@redhat.com>
1784 * sbitmap.c (bitmap_bit_in_range_p): New function.
1785 * sbitmap.h (bitmap_bit_in_range_p): Prototype.
1786 * tree-ssa-dse.c (live_bytes_read): New function.
1787 (dse_classify_store): Ignore reads of dead bytes.
1789 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): Fix
1790 typos and whitespace errors.
1791 * config/i386/predicates.md (address_no_seg_operand): Likewise.
1792 * config/s390/s390.c (s390_emit_prologue): Likewise.
1794 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
1797 * ira-costs.c (scan_one_insn): Don't take into account PIC equiv
1798 with a symbol for LRA.
1800 2017-09-29 Vladimir Makarov <vmakarov@redhat.com>
1802 PR rtl-optimization/82338
1803 * lra-constraints.c (inherit_in_ebb): Check usage_insns check.
1805 2017-09-29 Alexander Monakov <amonakov@ispras.ru>
1807 * genmodes.c (calc_wider_mode): Suppress qsort macro.
1808 * system.h [CHECKING_P] (qsort): Redirect to qsort_chk.
1809 (qsort_chk): Declare.
1810 * vec.c [CHECKING_P] (qsort_chk_error): New static function.
1811 (qsort_chk): New function.
1813 2017-09-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1815 PR tree-optimization/82337
1816 * gimple-ssa-strength-reduction.c (find_phi_def): Don't record a
1817 phi definition if the PHI result appears in an abnormal PHI.
1818 (find_basis_for_base_expr): Don't record a basis if the LHS of the
1819 basis appears in an abnormal PHI.
1821 2017-09-29 Richard Biener <rguenther@suse.de>
1823 * graphite-isl-ast-to-gimple.c
1824 (translate_isl_ast_to_gimple::set_codegen_error): New function.
1825 (binary_op_to_tree): Use it.
1826 (get_rename_from_scev): Likewise.
1827 (copy_loop_phi_nodes): Likewise.
1828 (copy_bb_and_scalar_dependences): Likewise.
1829 (translate_pending_phi_nodes): Likewise.
1831 2017-09-29 Jakub Jelinek <jakub@redhat.com>
1834 * config/i386/i386.md (*movdi_internal peephole2): New -Os peephole
1835 for movabsq $(i32 << shift), r64.
1837 2017-09-28 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.c (ix86_print_operand_address_as): Do not check
1840 index when encoding %esp as %rsp to avoid 0x67 prefix.
1842 2017-09-28 Sergey Shalnov <Sergey.Shalnov@intel.com>
1844 * config/i386/i386.md (*movsf_internal, *movdf_internal):
1845 Return 256-bit AVX modes for TARGET_PREFER_AVX256.
1847 2017-09-28 Thomas Preud'homme <thomas.preudhomme@arm.com>
1849 * config/arm/arm.c (arm_option_override): Forbid ARMv8-M Security
1850 Extensions with more than 16 double VFP registers.
1851 (cmse_nonsecure_entry_clear_before_return): Remove second entry of
1852 to_clear_mask and all code related to it. Replace the remaining
1853 entry by a sbitmap and adapt code accordingly.
1855 2017-09-28 Henry Linjamäki <henry.linjamaki@parmance.com>
1857 * brig-builtins.def: Change pure attributes to const.
1859 2017-09-28 Joseph Myers <joseph@codesourcery.com>
1861 * config.gcc (default_gnu_indirect_function): Default to yes for
1862 sparc*-*-linux* with glibc.
1864 2017-09-28 Joseph Myers <joseph@codesourcery.com>
1866 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor)
1867 (aarch64_elf_asm_destructor): Pass SECTION_NOTYPE to get_section
1868 when creating .init_array and .fini_array sections with priority
1871 2017-09-27 Christophe Lyon <christophe.lyon@linaro.org>
1874 * config/aarch64/aarch64.c
1875 (aarch64_builtin_support_vector_misalignment): Always return false
1876 when misalignment is unknown.
1878 2017-09-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
1880 * config/rs6000/rs6000-p8swap.c (const_load_sequence_p): Revise
1881 this function to return false if the definition used by the swap
1882 instruction is artificial, or if the memory address from which the
1883 constant value is loaded is not represented by a base address held
1884 in a register or if the base address register is a frame or stack
1885 pointer. Additionally, return false if the base address of the
1886 loaded constant is a SYMBOL_REF but is not considered to be a
1888 (replace_swapped_load_constant): New function.
1889 (rs6000_analyze_swaps): Add a new pass to replace a swap of a
1890 loaded constant vector with a load of a swapped constant vector.
1892 2017-09-27 Carl Love <cel@us.ibm.com>
1894 * config/rs6000/rs6000-builtin.def (BU_FP_1MISC_1): Add define macro.
1895 (FCTID, FCTIW): Add BU_FP_MISC_1 macro expansion for builtins.
1896 * config/rs6000/rs6000.md (lrintsfsi2): Add define_insn for the
1899 2017-09-27 Alexander Monakov <amonakov@ispras.ru>
1901 * haifa-sched.c (autopref_rank_for_schedule): Order 'irrelevant' insns
1902 first, always call autopref_rank_data otherwise.
1904 2017-09-27 Richard Biener <rguenther@suse.de>
1906 * graphite-scop-detection.c (find_scop_parameters): Move
1907 loop bound handling ...
1908 (gather_bbs::before_dom_children): ... here, avoiding the need
1909 to build scop_info->loop_nest.
1910 (record_loop_in_sese): Remove.
1911 * sese.h (sese_info_t::loop_nest): Remove.
1912 * sese.c (new_sese_info): Do not allocate loop_nest.
1913 (free_sese_info): Do not free loop_nest.
1915 2017-09-27 Jakub Jelinek <jakub@redhat.com>
1918 * gimplify.c (gimplify_modify_expr): Don't optimize away zero sized
1919 lhs from calls if the lhs has addressable type.
1921 2017-09-27 Richard Biener <rguenther@suse.de>
1923 * graphite.h (scop::max_alias_set): New member.
1924 * graphite-scop-detection.c: Remove references to non-existing
1925 --param in comments.
1926 (build_alias_sets): Record the maximum alias set used for drs.
1927 (build_scops): Support zero as unlimited for
1928 --param graphite-max-arrays-per-scop.
1929 * graphite-sese-to-poly.c (add_scalar_version_numbers): Remove
1931 (build_poly_sr_1): ... here. Compute alias set based on the
1932 maximum alias set used for drs rather than
1933 PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP
1935 2017-09-27 Richard Biener <rguenther@suse.de>
1937 * graphite-optimize-isl.c (get_schedule_for_node_st): Allow
1938 --param loop-block-tile-size=0 to disable tiling.
1940 2017-09-27 Richard Biener <rguenther@suse.de>
1942 * doc/invoke.texi (graphite-max-bbs-per-function): Remove.
1943 (graphite-max-nb-scop-params): Document special value zero.
1944 * domwalk.h (dom_walker::STOP): New symbolical constant.
1945 (dom_walker::dom_walker): Add optional parameter for bb to
1947 (dom_walker::~dom_walker): Declare.
1948 (dom_walker::before_dom_children): Document STOP return value.
1949 (dom_walker::m_user_bb_to_rpo): New member.
1950 (dom_walker::m_bb_to_rpo): Likewise.
1951 * domwalk.c (dom_walker::dom_walker): Compute bb to RPO
1952 mapping here if not provided by the user.
1953 (dom_walker::~dom_walker): Free bb to RPO mapping if not
1954 provided by the user.
1955 (dom_walker::STOP): Define.
1956 (dom_walker::walk): Do not compute bb to RPO mapping here.
1957 Support STOP return value from before_dom_children to stop
1959 * graphite-optimize-isl.c (optimize_isl): If the schedule
1960 is the same still generate code if -fgraphite-identity
1961 or -floop-parallelize-all are given.
1962 * graphite-scop-detection.c: Include cfganal.h.
1963 (gather_bbs::gather_bbs): Get and pass through bb to RPO
1965 (gather_bbs::before_dom_children): Return STOP for BBs
1967 (build_scops): Compute bb to RPO mapping and pass it to
1968 the domwalk. Treat --param graphite-max-nb-scop-params=0
1969 as not limiting the number of params.
1970 * graphite.c (graphite_initialize): Remove limit on the
1971 number of basic-blocks in a function.
1972 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Remove.
1973 (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Adjust to documented
1974 default value of 10.
1976 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1978 * config/rs6000/vsx.md (peephole for optimizing move SF to GPR):
1979 Adjust code to eliminate needing to do the shift right 32-bits
1980 operation after XSCVDPSPN.
1982 2017-09-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1984 * match.pd ((X / Y) == 0 -> X < Y): New pattern.
1985 ((X / Y) != 0 -> X >= Y): Likewise.
1987 2017-09-26 Carl Love <cel@us.ibm.com>
1989 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VEC_XL_LEN_R,
1990 P9V_BUILTIN_VEC_XST_LEN_R): Add support for builtins
1991 vector unsigned char vec_xl_len_r (unsigned char *, size_t);
1992 void vec_xst_len_r (vector unsigned char, unsigned char *, size_t);
1993 * config/rs6000/altivec.h (vec_xl_len_r, vec_xst_len_r): Add defines.
1994 * config/rs6000/rs6000-builtin.def (XL_LEN_R, XST_LEN_R): Add
1995 definitions and overloading.
1996 * config/rs6000/rs6000.c (altivec_expand_builtin): Add case
1997 statement for P9V_BUILTIN_XST_LEN_R.
1998 (altivec_init_builtins): Add def_builtin for P9V_BUILTIN_STXVLL.
1999 * config/rs6000/vsx.md (lxvll, stxvll, xl_len_r, xst_len_r): Add
2000 define_expand and define_insn for the instructions and builtins.
2001 * doc/extend.texi: Update the built-in documentation file for the new
2003 * config/rs6000/altivec.md (altivec_lvsl_reg, altivec_lvsr_reg): Add
2004 define_insn for the instructions
2006 2017-09-26 Krister Walfridsson <krister.walfridsson@gmail.com>
2009 * gcc/config/netbsd-protos.h: New file.
2010 * gcc/config/netbsd.c: New file.
2011 * gcc/config/netbsd.h (SUBTARGET_INIT_BUILTINS): Define.
2012 * gcc/config/t-netbsd: New file.
2013 * gcc/config.gcc (tm_p_file): Add netbsd-protos.h.
2014 (tmake_file) Add t-netbsd.
2015 (extra_objs) Add netbsd.o.
2017 2017-09-26 Janus Weil <janus@gcc.gnu.org>
2021 * doc/sourcebuild.texi: Document fortran_real_10 and fortran_real_16.
2023 2017-09-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2025 * config/rs6000/rs6000.md (extendsi<mode>2): Add a splitter to do
2026 sign extension from a vector register to a GPR by doing a 32-bit
2027 direct move and then an EXTSW.
2028 (extendsi<mode>2 splitter): Likewise.
2029 (movsi_from_sf): Adjust code to eliminate doing a 32-bit shift
2030 right or vector extract after doing XSCVDPSPN. Use
2031 zero_extendsidi2 instead of p8_mfvsrd_4_disf to move the value to
2033 (movdi_from_sf_zero_ext): Likewise.
2034 (reload_gpr_from_vsxsf): Likewise.
2035 (p8_mfvsrd_4_disf): Delete, no longer used.
2036 (movsi_from_df): Optimize converting a DFmode to a SFmode, and
2037 then needing to move the SFmode to a GPR to use the XSCVDPSP
2038 instruction instead of FRSP and XSCVDPSPN.
2039 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Move insn so that
2040 it is adjacent to the other XSCVSPDP insns.
2041 (vsx_xscvdpsp_scalar): Use "ww" constraint instead of "f" to allow
2042 SFmode to be in traditional Altivec registers.
2043 (vsx_xscvdpspn): Eliminate useless alternative constraint.
2044 (vsx_xscvspdpn): Likewise.
2045 (vsx_xscvspdpn_scalar): Likewise.
2047 2017-09-26 Martin Jambor <mjambor@suse.cz>
2049 * tree-sra.c (compare_access_positions): Put integral types first,
2050 stabilize sorting of integral types, remove conditions putting
2051 non-full-precision integers last.
2052 (sort_and_splice_var_accesses): Disable scalarization if a
2053 non-integert would be represented by a non-full-precision integer.
2055 2017-09-26 Joseph Myers <joseph@codesourcery.com>
2057 * config/microblaze/linux.h (TARGET_ASM_FILE_END): Likewise.
2058 * config/pa/pa.h (NEED_INDICATE_EXEC_STACK): Likewise.
2059 * config/pa/pa-linux.h (NEED_INDICATE_EXEC_STACK): Likewise.
2060 * config/pa/pa.c (pa_hpux_file_end): Rename to pa_file_end.
2061 Define unconditionally, with [ASM_OUTPUT_EXTERNAL_REAL]
2062 conditionals inside the function instead of around it. Call
2063 file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK.
2064 (TARGET_ASM_FILE_END): Define unconditionally to pa_file_end.
2066 2017-09-26 Richard Biener <rguenther@suse.de>
2068 * graphite-scop-detection.c (scop_detection::build_scop_depth): Rewrite,
2070 (scop_detection::build_scop_breadth): ... this. Removed.
2071 (scop_detection::loop_is_valid_in_scop): Fold into single caller.
2072 (scop_detection::harmful_stmt_in_bb): Likewise.
2073 (scop_detection::graphite_can_represent_stmt): Likewise.
2074 (scop_detection::loop_body_is_valid_scop): Likewise. Remove recursion.
2075 (scop_detection::can_represent_loop): Remove recursion, fold in ...
2076 (scop_detection::can_represent_loop_1): ... this. Removed.
2077 (scop_detection::harmful_loop_in_region): Simplify after inlining
2078 the above and remove more quadraticness.
2079 (build_scops): Adjust.
2080 * tree-data-ref.c (loop_nest_has_data_refs): Remove pointless
2083 2017-09-26 Jakub Jelinek <jakub@redhat.com>
2086 * config/i386/i386.c (ix86_print_operand_address_as): Only test
2087 REGNO (base) == SP_REG if base is a REG.
2090 * tree-ssa-reassoc.c (update_range_test): Dump r->exp each time
2091 if it is different SSA_NAME.
2092 (optimize_range_tests_cmp_bitwise): New function.
2093 (optimize_range_tests): Call it.
2095 2017-09-26 Richard Biener <rguenther@suse.de>
2097 PR tree-optimization/82321
2098 * graphite.c (canonicalize_loop_closed_ssa): Properly check
2099 for the def being inside the loop.
2101 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2103 * config/s390/vx-builtins.md ("vmslg"): Add missing operand in
2105 * config/s390/s390-builtins.def: Fix constraint on op4.
2107 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2109 * config/s390/s390.c (s390_expand_vec_compare): Use the new mode
2110 independent expanders.
2111 * config/s390/vector.md ("vec_cmpuneq", "vec_cmpltgt")
2112 ("vec_ordered", "vec_unordered"): New expanders.
2114 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2116 * config/s390/s390.c (s390_preferred_simd_mode): Return V4SFmode
2119 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2121 * config/s390/vector.md ("vec_unpacks_low_v16qi"): Rename to
2122 vec_unpacks_lo_v16qi.
2123 ("vec_unpacku_low_v16qi"): Rename to vec_unpacku_lo_v16qi.
2125 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2127 * config/s390/vector.md ("vec_unpacks_lo_v4sf")
2128 ("vec_unpacks_hi_v4sf", "vec_unpacks_lo_v2df")
2129 ("vec_unpacks_hi_v2df", "vec_pack_trunc_v2df"): New expanders.
2131 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2133 * config/s390/predicates.md ("const_shift_by_byte_operand"): New
2135 * config/s390/vector.md ("*vec_srb<mode>"): Change modes to V_128
2137 ("*vec_slb<mode>"): New insn pattern.
2138 ("vec_shr_<mode>"): New expander.
2139 * config/s390/vx-builtins.md ("vec_slb<mode>"): Turn into expander
2140 and force the shift count operand to V16QImode.
2141 ("vec_srb<mode>"): Set shift count mode to V16QI.
2143 2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2145 * config/s390/vector.md ("vec_widen_umult_lo_<mode>")
2146 ("vec_widen_umult_hi_<mode>", "vec_widen_smult_lo_<mode>")
2147 ("vec_widen_smult_hi_<mode>"): New expander definitions.
2149 2017-09-26 Richard Earnshaw <rearnsha@arm.com>
2152 * config/arm/arm.h (DRIVER_SELF_SPECS): Separate sub-rules with commas.
2154 2017-09-26 Richard Biener <rguenther@suse.de>
2156 PR tree-optimization/82320
2157 * tree-ssa-sccvn.c (set_ssa_val_to): Changing undef to undef
2160 2017-09-25 Jeff Law <law@redhat.com>
2162 * config/rs6000/rs6000-protos.h (output_probe_stack_range): Update
2163 prototype for new argument.
2164 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack_1): New function,
2165 mostly extracted from rs6000_emit_allocate_stack.
2166 (rs6000_emit_probe_stack_range_stack_clash): New function.
2167 (rs6000_emit_allocate_stack): Call
2168 rs6000_emit_probe_stack_range_stack_clash as needed.
2169 (rs6000_emit_probe_stack_range): Add additional argument
2170 to call to gen_probe_stack_range{si,di}.
2171 (output_probe_stack_range): New.
2172 (output_probe_stack_range_1): Renamed from output_probe_stack_range.
2173 (output_probe_stack_range_stack_clash): New.
2174 (rs6000_emit_prologue): Emit notes into dump file as requested.
2175 * rs6000.md (allocate_stack): Handle -fstack-clash-protection.
2176 (probe_stack_range<P:mode>): Operand 0 is now early-clobbered.
2177 Add additional operand and pass it to output_probe_stack_range.
2179 2017-09-25 Bin Cheng <bin.cheng@arm.com>
2181 PR tree-optimization/82163
2182 * tree-ssa-loop-manip.h (verify_loop_closed_ssa): New parameter.
2183 (checking_verify_loop_closed_ssa): New parameter.
2184 * tree-ssa-loop-manip.c (check_loop_closed_ssa_use): Delete.
2185 (check_loop_closed_ssa_stmt): Delete.
2186 (check_loop_closed_ssa_def, check_loop_closed_ssa_bb): New functions.
2187 (verify_loop_closed_ssa): Check loop closed ssa form for LOOP.
2188 (tree_transform_and_unroll_loop): Check loop closed ssa form only for
2191 2017-09-25 Pekka Jaaskelainen <pekka@parmance.com>
2193 * brig-builtins.def: Treat HSAIL barrier builtins as
2194 setjmp/longjump style functions.
2196 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
2198 * target.def (constant_alignment): New hook.
2199 * defaults.h (CONSTANT_ALIGNMENT): Delete.
2200 * doc/tm.texi.in (CONSTANT_ALIGNMENT): Replace with...
2201 (TARGET_CONSTANT_ALIGNMENT): ...this new hook.
2202 * doc/tm.texi: Regenerate.
2203 * targhooks.h (default_constant_alignment): Declare.
2204 (constant_alignment_word_strings): Likewise.
2205 * targhooks.c (default_constant_alignment): New function.
2206 (constant_alignment_word_strings): Likewise.
2207 * builtins.c (get_object_alignment_2): Use targetm.constant_alignment
2208 instead of CONSTANT_ALIGNMENT.
2209 * varasm.c (align_variable, get_variable_align, build_constant_desc)
2210 (force_const_mem): Likewise.
2211 * config/aarch64/aarch64.h (CONSTANT_ALIGNMENT): Delete.
2212 * config/aarch64/aarch64.c (aarch64_constant_alignment): New function.
2213 (aarch64_classify_address): Call it instead of CONSTANT_ALIGNMENT.
2214 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2215 * config/alpha/alpha.h (CONSTANT_ALIGNMENT): Delete commented-out
2217 * config/arc/arc.h (CONSTANT_ALIGNMENT): Delete.
2218 * config/arc/arc.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2219 constant_alignment_word_strings.
2220 * config/arm/arm.h (CONSTANT_ALIGNMENT_FACTOR): Delete.
2221 (CONSTANT_ALIGNMENT): Likewise.
2222 * config/arm/arm.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2223 (arm_constant_alignment): New function.
2224 * config/bfin/bfin.h (CONSTANT_ALIGNMENT): Delete.
2225 * config/bfin/bfin.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2226 constant_alignment_word_strings.
2227 * config/cr16/cr16.h (CONSTANT_ALIGNMENT): Delete.
2228 * config/cr16/cr16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2229 constant_alignment_word_strings.
2230 * config/cris/cris.h (CONSTANT_ALIGNMENT): Delete.
2231 * config/cris/cris.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2232 (cris_constant_alignment): New function.
2233 * config/epiphany/epiphany.h (CONSTANT_ALIGNMENT): Delete.
2234 * config/epiphany/epiphany.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2235 (epiphany_constant_alignment): New function.
2236 * config/fr30/fr30.h (CONSTANT_ALIGNMENT): Delete.
2237 * config/fr30/fr30.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2238 constant_alignment_word_strings.
2239 * config/frv/frv.h (CONSTANT_ALIGNMENT): Delete.
2240 * config/frv/frv.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2241 constant_alignment_word_strings.
2242 * config/ft32/ft32.h (CONSTANT_ALIGNMENT): Delete.
2243 * config/ft32/ft32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2244 constant_alignment_word_strings.
2245 * config/i386/i386.h (CONSTANT_ALIGNMENT): Delete.
2246 * config/i386/i386-protos.h (ix86_constant_alignment): Delete.
2247 * config/i386/i386.c (ix86_constant_alignment): Make static.
2248 Use the same interface as the target hook.
2249 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2250 * config/ia64/ia64.h (CONSTANT_ALIGNMENT): Delete.
2251 * config/ia64/ia64.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2252 constant_alignment_word_strings.
2253 * config/iq2000/iq2000.h (CONSTANT_ALIGNMENT): Delete.
2254 * config/iq2000/iq2000.c (iq2000_constant_alignment): New function.
2255 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2256 * config/lm32/lm32.h (CONSTANT_ALIGNMENT): Delete.
2257 * config/lm32/lm32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2258 constant_alignment_word_strings.
2259 * config/m32r/m32r.h (CONSTANT_ALIGNMENT): Delete.
2260 * config/m32r/m32r.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2261 constant_alignment_word_strings.
2262 * config/mcore/mcore.h (CONSTANT_ALIGNMENT): Delete.
2263 * config/mcore/mcore.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2264 constant_alignment_word_strings.
2265 * config/microblaze/microblaze.h (CONSTANT_ALIGNMENT): Delete.
2266 * config/microblaze/microblaze.c (microblaze_constant_alignment):
2268 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2269 * config/mips/mips.h (CONSTANT_ALIGNMENT): Delete.
2270 * config/mips/mips.c (mips_constant_alignment): New function.
2271 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2272 * config/mmix/mmix.h (CONSTANT_ALIGNMENT): Delete.
2273 * config/mmix/mmix-protos.h (mmix_constant_alignment): Delete.
2274 * config/mmix/mmix.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2275 (mmix_constant_alignment): Make static. Use the same interface
2277 * config/moxie/moxie.h (CONSTANT_ALIGNMENT): Delete.
2278 * config/moxie/moxie.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2279 constant_alignment_word_strings.
2280 * config/nios2/nios2.h (CONSTANT_ALIGNMENT): Delete.
2281 * config/nios2/nios2.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2282 constant_alignment_word_strings.
2283 * config/pa/pa.h (CONSTANT_ALIGNMENT): Delete.
2284 * config/pa/pa.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2285 constant_alignment_word_strings.
2286 * config/powerpcspe/powerpcspe.h (CONSTANT_ALIGNMENT): Delete.
2287 * config/powerpcspe/powerpcspe.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2288 (rs6000_constant_alignment): New function.
2289 * config/riscv/riscv.h (CONSTANT_ALIGNMENT): Delete.
2290 * config/riscv/riscv.c (riscv_constant_alignment): New function.
2291 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2292 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Delete.
2293 * config/rs6000/rs6000.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2294 (rs6000_constant_alignment): New function.
2295 * config/s390/s390.h (CONSTANT_ALIGNMENT): Delete.
2296 * config/s390/s390.c (s390_constant_alignment): New function.
2297 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2298 * config/sh/sh.h (CONSTANT_ALIGNMENT): Delete.
2299 * config/sh/sh.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2300 constant_alignment_word_strings.
2301 * config/sparc/sparc.h (CONSTANT_ALIGNMENT): Delete.
2302 * config/sparc/sparc.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2303 (sparc_constant_alignment): New function.
2304 * config/spu/spu.h (CONSTANT_ALIGNMENT): Delete.
2305 * config/spu/spu.c (spu_constant_alignment): New function.
2306 (TARGET_CONSTANT_ALIGNMENT): Redefine.
2307 * config/stormy16/stormy16.h (CONSTANT_ALIGNMENT): Delete.
2308 * config/stormy16/stormy16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2309 constant_alignment_word_strings.
2310 * config/tilegx/tilegx.h (CONSTANT_ALIGNMENT): Delete.
2311 * config/tilegx/tilegx.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2312 constant_alignment_word_strings.
2313 * config/tilepro/tilepro.h (CONSTANT_ALIGNMENT): Delete.
2314 * config/tilepro/tilepro.c (TARGET_CONSTANT_ALIGNMENT): Redefine to
2315 constant_alignment_word_strings.
2316 * config/visium/visium.h (CONSTANT_ALIGNMENT): Delete.
2317 * config/visium/visium.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2318 (visium_constant_alignment): New function.
2319 * config/xtensa/xtensa.h (CONSTANT_ALIGNMENT): Delete.
2320 * config/xtensa/xtensa.c (TARGET_CONSTANT_ALIGNMENT): Redefine.
2321 (xtensa_constant_alignment): New function.
2322 * system.h (CONSTANT_ALIGNMENT): Poison.
2324 2017-09-25 Will Schmidt <will_schmidt@vnet.ibm.com>
2326 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
2327 for early folding of vector stores (ALTIVEC_BUILTIN_ST_*).
2328 (rs6000_builtin_valid_without_lhs): New helper function.
2329 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2330 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_ST.
2332 2017-09-25 Richard Sandiford <richard.sandiford@linaro.org>
2334 * target.h (vec_perm_indices): Use unsigned short rather than
2336 (auto_vec_perm_indices): Likewise.
2337 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const_ok):
2338 Use unsigned int rather than unsigned char.
2339 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok): Likewise.
2341 2017-09-25 Richard Biener <rguenther@suse.de>
2343 * cfgloop.h (sort_sibling_loops): Declare.
2344 * cfgloop.c (sort_sibling_loops_cmp): New helper.
2345 (sort_sibling_loops): New function sorting the sibling loop list
2347 * graphite.c (graphite_transform_loops): Sort sibling loops.
2349 2017-09-25 Richard Sandiford <richard.sandifird@linaro.org>
2351 * target.def (vec_perm_const_ok): Change sel parameter to
2353 * optabs-query.c (can_vec_perm_p): Update accordingly.
2354 * doc/tm.texi: Regenerate.
2355 * config/aarch64/aarch64.c (expand_vec_perm_d): Change perm to
2356 auto_vec_perm_indices and remove separate nelt field.
2357 (aarch64_evpc_trn, aarch64_evpc_uzp, aarch64_evpc_zip)
2358 (aarch64_evpc_ext, aarch64_evpc_rev, aarch64_evpc_dup)
2359 (aarch64_evpc_tbl, aarch64_expand_vec_perm_const_1)
2360 (aarch64_expand_vec_perm_const): Update accordingly.
2361 (aarch64_vectorize_vec_perm_const_ok): Likewise. Change sel
2362 to vec_perm_indices.
2363 * config/arm/arm.c (expand_vec_perm_d): Change perm to
2364 auto_vec_perm_indices and remove separate nelt field.
2365 (arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev)
2366 (arm_evpc_neon_vtrn, arm_evpc_neon_vext, arm_evpc_neon_vtbl)
2367 (arm_expand_vec_perm_const_1, arm_expand_vec_perm_const): Update
2369 (arm_vectorize_vec_perm_const_ok): Likewise. Change sel
2370 to vec_perm_indices.
2371 * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change
2372 sel to vec_perm_indices.
2373 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const_ok): Likewise.
2374 * config/mips/mips.c (mips_vectorize_vec_perm_const_ok): Likewise.
2375 * config/powerpcspe/powerpcspe.c (rs6000_vectorize_vec_perm_const_ok):
2377 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const_ok):
2380 2017-09-25 Pierre-Marie de Rodat <derodat@adacore.com>
2383 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
2384 on the FUNCTION_DECL function context if it has a DIE that is a
2387 2017-09-25 Richard Biener <rguenther@suse.de>
2389 PR tree-optimization/82285
2390 * tree-vect-patterns.c (vect_recog_bool_pattern): Also handle
2393 2017-09-25 Tom de Vries <tom@codesourcery.com>
2397 * config/nvptx/nvptx.c (nvptx_output_call_insn): Add exit after call to
2400 2017-09-25 Richard Biener <rguenther@suse.de>
2402 * graphite-optimize-isl.c (optimize_isl): Fail and dump if
2403 ISL errors other than isl_error_quota happen. Dump if the
2404 schedule is the same.
2405 * graphite-sese-to-poly.c (build_poly_scop): Fail on ISL
2406 errors instead of aborting inside ISL.
2408 2017-09-25 Iain Sandoe <iain@codesourcery.com>
2411 * config/i386/darwin.h (REAL_LIB_SPEC): New; put libSystem ahead
2412 of libgcc_eh for m64.
2413 * config/i386/darwin64.h: Likewise.
2415 2017-09-25 Richard Biener <rguenther@suse.de>
2418 * dwarf2out.c (gen_enumeration_type_die): Do not add alignment
2419 attribute for incomplete types nor twice for complete ones.
2421 2017-09-24 Uros Bizjak <ubizjak@gmail.com>
2424 * config/i386/i386.c (ix86_print_operand_address_as): Encode
2425 %esp as %rsp to avoid 0x67 prefix if there is no index or base
2428 2017-09-23 Uros Bizjak <ubizjak@gmail.com>
2431 * config/i386/i386.opt (mprefer-avx256): Use
2432 ix86_target_flags variable.
2433 * config/i386/i386.c (ix86_target_string): Move
2434 -mprefer-avx256 to flag2_opts.
2436 2017-09-22 Jakub Jelinek <jakub@redhat.com>
2439 * match.pd: Simplify x == -1 & y == -1 into (x & y) == -1
2440 and x != -1 | y != -1 into (x & y) != -1.
2442 2017-09-22 Steve Ellcey <sellcey@cavium.com>
2444 * config.gcc: Add new case statement to set
2445 default_gnu_indirect_function. Remove it from x86_64-*-linux*,
2446 i[34567]86-*, powerpc*-*-linux*spe*, powerpc*-*-linux*, s390-*-linux*,
2447 s390x-*-linux* case statements. Added aarch64 to the list of
2448 supported architectures.
2450 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
2452 PR tree-optimization/82289
2453 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Check
2454 STMT_VINFO_RELEVANT_P.
2456 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
2457 Alan Hayward <alan.hayward@arm.com>
2458 David Sherwood <david.sherwood@arm.com>
2460 * tree-vrp.c (extract_range_from_multiplicative_op_1): Assert
2461 for VR_RANGE only; don't allow VR_ANTI_RANGE.
2462 (extract_range_from_binary_expr_1): Don't call
2463 extract_range_from_multiplicative_op_1 if !range_int_cst_p.
2465 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
2466 Alan Hayward <alan.hayward@arm.com>
2467 David Sherwood <david.sherwood@arm.com>
2469 * target.def (preferred_vector_alignment): New hook.
2470 * doc/tm.texi.in (TARGET_VECTORIZE_PREFERRED_VECTOR_ALIGNMENT): New
2472 * doc/tm.texi: Regenerate.
2473 * targhooks.h (default_preferred_vector_alignment): Declare.
2474 * targhooks.c (default_preferred_vector_alignment): New function.
2475 * tree-vectorizer.h (dataref_aux): Add a target_alignment field.
2477 (DR_TARGET_ALIGNMENT): New macro.
2478 (aligned_access_p): Update commentary.
2479 (vect_known_alignment_in_bytes): New function.
2480 * tree-vect-data-refs.c (vect_calculate_required_alignment): New
2482 (vect_compute_data_ref_alignment): Set DR_TARGET_ALIGNMENT.
2483 Calculate the misalignment based on the target alignment rather than
2485 (vect_update_misalignment_for_peel): Use DR_TARGET_ALIGMENT
2486 rather than TYPE_ALIGN / BITS_PER_UNIT to update the misalignment.
2487 (vect_enhance_data_refs_alignment): Mask the byte misalignment with
2488 the target alignment, rather than masking the element misalignment
2489 with the number of elements in a vector. Also use the target
2490 alignment when calculating the maximum number of peels.
2491 (vect_find_same_alignment_drs): Use vect_calculate_required_alignment
2492 instead of TYPE_ALIGN_UNIT.
2493 (vect_duplicate_ssa_name_ptr_info): Remove stmt_info parameter.
2494 Measure DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT.
2495 (vect_create_addr_base_for_vector_ref): Update call accordingly.
2496 (vect_create_data_ref_ptr): Likewise.
2497 (vect_setup_realignment): Realign by ANDing with
2498 -DR_TARGET_MISALIGNMENT.
2499 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Calculate
2500 the number of peels based on DR_TARGET_ALIGNMENT.
2501 * tree-vect-stmts.c (get_group_load_store_type): Compare the gap
2502 with the guaranteed alignment boundary when deciding whether
2504 (vectorizable_mask_load_store): Interpret DR_MISALIGNMENT
2505 relative to DR_TARGET_ALIGNMENT instead of TYPE_ALIGN_UNIT.
2506 (ensure_base_align): Remove stmt_info parameter. Get the
2507 target base alignment from DR_TARGET_ALIGNMENT.
2508 (vectorizable_store): Update call accordingly. Interpret
2509 DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT instead of
2511 (vectorizable_load): Likewise.
2513 2017-09-22 Richard Sandiford <richard.sandiford@linaro.org>
2514 Alan Hayward <alan.hayward@arm.com>
2515 David Sherwood <david.sherwood@arm.com>
2517 * tree-vectorizer.h (vect_get_scalar_dr_size): New function.
2518 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use it.
2519 (vect_enhance_data_refs_alignment): Likewise.
2521 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
2523 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
2524 error. Only quit immediately if parsing is complete.
2525 (BEGIN): Initialize fatal_err and parse_done.
2526 (begin fpu, end fpu): Check number of arguments.
2527 (begin arch, end arch): Likewise.
2528 (begin cpu, end cpu): Likewise.
2529 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
2530 (optalias): Likewise.
2532 2017-09-22 Richard Earnshaw <richard.earnshaw@arm.com>
2534 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
2535 * config/arm/arm-isa.h: Delete. Move definitions to ...
2536 * arm-cpus.in: ... here. Use new feature and fgroup values.
2537 * config/arm/arm.c (arm_option_override): Use lower case for feature
2539 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
2540 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
2541 * config/arm/parsecpu.awk (END): Add new command 'isa'.
2543 (print_isa_bits_for): New function.
2544 (gen_isa): New function.
2545 (gen_comm_data): Use print_isa_bits_for.
2546 (define feature): New keyword.
2547 (define fgroup): New keyword.
2548 * config/arm/t-arm (TM_H): Remove.
2549 (GTM_H): Add arm-isa.h.
2550 (arm-isa.h): Add rule to generate file.
2551 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
2552 case for feature bit names.
2554 2017-09-22 Richard Biener <rguenther@suse.de>
2556 * graphite-isl-ast-to-gimple.c (graphite_verify): Inline into
2558 (graphite_regenerate_ast_isl): Do not reset SCEV. Move debug
2559 print of no dependency loops ...
2560 * graphite.c (graphite_transform_loops): ... here.
2561 (canonicalize_loop_closed_ssa_form): Work from inner to outer
2563 (same_close_phi_node, remove_duplicate_close_phi,
2564 make_close_phi_nodes_unique, defined_in_loop_p): Fold into ...
2565 (canonicalize_loop_closed_ssa): ... here and simplify.
2566 * graphite-optimize-isl.c: Include tree-vectorizer.h.
2567 (optimize_isl): Use dump_printf_loc to tell when we stopped
2568 optimizing because of an ISL timeout.
2570 2017-09-22 Richard Biener <rguenther@suse.de>
2572 PR tree-optimization/82291
2573 * tree-if-conv.c (predicate_mem_writes): Make sure to
2574 remove writes in blocks predicated with false.
2576 2017-09-22 Richard Biener <rguenther@suse.de>
2578 * sese.c: Include cfganal.h.
2579 (if_region_set_false_region): Remove.
2580 (create_if_region_on_edge): Likewise.
2581 (move_sese_in_condition): Re-implement without destroying
2584 2017-09-22 Richard Biener <rguenther@suse.de>
2586 * graphite-isl-ast-to-gimple.c (translate_pending_phi_nodes):
2587 Verify both BBs contain loop PHI nodes before dispatching to
2589 (graphite_regenerate_ast_isl): Do not recompute dominators,
2590 do not verify three times. Restructure for clarity.
2591 * graphite-scop-detection.c (same_close_phi_node,
2592 remove_duplicate_close_phi, make_close_phi_nodes_unique,
2593 defined_in_loop_p, canonicalize_loop_closed_ssa,
2594 canonicalize_loop_closed_ssa_form): Simplify, remove excess
2595 checking and SSA rewrite, move to ...
2596 * graphite.c: ... here. Include ssa.h and tree-ssa-loop-manip.h.
2597 (graphite_initialize): Do not pass in ctx, do not reset the
2598 SCEV cache, compute only dominators.
2599 (graphite_transform_loops): Allocate ISL ctx after
2600 graphite_initialize. Call canonicalize_loop_closed_ssa_form.
2601 Maintain post-dominators only around build_scops.
2602 * sese.c (if_region_set_false_region): Make static. Free
2603 and recompute dominators.
2604 (move_sese_in_condition): Assert we don't get called with
2605 post-dominators computed.
2606 * sese.h (if_region_set_false_region): Remove.
2608 2017-09-22 Sergey Shalnov <sergey.shalnov@intel.com>
2610 * config/i386/sse.md ("mov<mode>_internal"): Use <sseinsnmode>
2611 mode attribute for TARGET_AVX512VL.
2613 2017-09-21 Sergey Shalnov <sergey.shalnov@intel.com>
2615 * config/i386/i386.opt (mprefer-avx256): New option.
2616 * config/i386/i386.c (ix86_target_string): Add -mprefer-avx256
2618 (ix86_preferred_simd_mode): Return 256-bit AVX modes
2619 for TARGET_PREFER_AVX256.
2620 * doc/invoke.texi (x86 Options): Document -mprefer-avx256.
2622 2017-09-21 Jeff Law <law@redhat.com>
2624 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash):
2625 Fix dump output if the only stack space is for pushed registers.
2627 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
2629 * config/spu/spu.c (spu_sched_adjust_cost): Update after renaming
2632 2017-09-21 Martin Sebor <msebor@redhat.com>
2635 * doc/extend.texi (attribute ifunc): Avoid relying on ill-formed
2636 code (in C++) or code that triggers warnings.
2638 2017-09-21 Eric Botcazou <ebotcazou@adacore.com>
2640 * stor-layout.c (bit_from_pos): Do not distribute the conversion.
2642 2017-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2644 * haifa-sched.c: Rename insn_cost to insn_sched_cost.
2645 * sched-rgn.c: Ditto.
2646 * sel-sched-ir.c: Ditto.
2648 2017-09-21 Alexander Monakov <amonakov@ispras.ru>
2650 * toplev.h (set_random_seed): Adjust return type.
2651 * toplev.c (init_local_tick): Move eager initialization of random_seed
2652 to get_random_seed. Adjust comment.
2653 (init_random_seed): Inline to get_random_seed, delete.
2654 (get_random_seed): Initialize random_seed lazily.
2655 (set_random_seed): Do not return previous value.
2656 (print_switch_value): Do not call get_random_seed.
2658 2017-09-21 Evgeny Kudryashov <kudryashov@ispras.ru>
2660 * cgraph.c (delete_function_version): New, broken out from...
2661 (cgraph_node::delete_function_version): ...here. Rename to
2662 cgraph_node::delete_function_version_by_decl. Update all uses.
2663 (cgraph_node::remove): Call delete_function_version.
2665 2017-09-21 Jakub Jelinek <jakub@redhat.com>
2668 * tree-inline.c (expand_call_inline): Emit clobber stmts for
2669 VAR_DECLs to which addressable non-volatile parameters are mapped
2670 and for id->retvar after the return value assignment. Clear
2671 id->retval and id->retbnd after inlining.
2673 2017-09-21 Richard Biener <rguenther@suse.de>
2675 PR tree-optimization/82276
2676 PR tree-optimization/82244
2677 * tree-vrp.c (build_assert_expr_for): Set
2678 SSA_NAME_OCCURS_IN_ABNORMAL_PHI if the variable we assert on
2680 (remove_range_assertions): Revert earlier change.
2682 2017-09-21 Wilco Dijkstra <wdijkstr@arm.com>
2685 * config/aarch64/aarch64.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
2687 2017-09-21 Richard Biener <rguenther@suse.de>
2689 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
2690 Restore valid IL after code generation errors.
2691 * graphite.c (graphite_transform_loops): Diagnose code
2692 generation issues as MSG_MISSED_OPTIMIZATION and continue
2693 with processing SCOPs.
2695 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
2696 Alan Hayward <alan.hayward@arm.com>
2697 David Sherwood <david.sherwood@arm.com>
2699 * calls.c (compute_argument_addresses): Use simplify_gen_binary
2700 rather than choosing between plus_constant and gen_rtx_<CODE>.
2701 * expr.c (emit_push_insn): Likewise.
2702 (expand_expr_real_2): Likewise.
2704 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
2705 Alan Hayward <alan.hayward@arm.com>
2706 David Sherwood <david.sherwood@arm.com>
2708 * loop-unroll.c (split_iv): Call copy_rtx on the step.
2710 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
2711 Alan Hayward <alan.hayward@arm.com>
2712 David Sherwood <david.sherwood@arm.com>
2714 * tree.c (find_atomic_core_type): Check tree_fits_uhwi_p before
2715 calling tree_to_uhwi.
2717 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
2718 Alan Hayward <alan.hayward@arm.com>
2719 David Sherwood <david.sherwood@arm.com>
2721 * tree-ssa-ccp.c (get_value_for_expr): Use a positive test for
2722 INTEGER_CST rather than a negative test for ADDR_EXPR.
2724 2017-09-21 Richard Sandiford <richard.sandiford@linaro.org>
2725 Alan Hayward <alan.hayward@arm.com>
2726 David Sherwood <david.sherwood@arm.com>
2728 * tree-vrp.c (extract_range_from_binary_expr_1): Check
2729 int_cst_rangeN before calling value_range_constant_singleton (&vrN).
2731 2017-09-21 Richard Biener <rguenther@suse.de>
2733 PR tree-optimization/71351
2734 * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::
2735 graphite_create_new_loop_guard): Remove, fold remaining parts
2737 (translate_isl_ast_node_for): ... here and simplify.
2739 2017-09-21 Jakub Jelinek <jakub@redhat.com>
2742 * config/i386/i386.md (*movqi_internal): Replace (=q,q) alternative
2743 with (=Q,Q), (=R,R) and (=r,r) alternatives, only enable the
2744 latter two for 64-bit, renumber alternatives, for -Os imov (=q,n)
2745 alternative always use QI mode, for -Os imov (=R,R) alternative
2746 always use SI mode, for imov (=Q,Q) or (=r,r) alternatives
2749 2017-09-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2750 Jeff Law <law@redhat.com>
2752 * config/s390/s390.c (MIN_UNROLL_PROBES): Define.
2753 (allocate_stack_space): New function, partially extracted from
2755 (s390_emit_prologue): Track offset to most recent stack probe.
2756 Code to allocate space moved into allocate_stack_space.
2757 Dump actions when no stack is allocated.
2758 (s390_prologue_plus_offset): New function.
2759 (s390_emit_stack_probe): Likewise.
2761 2017-09-20 Alexandre Oliva <aoliva@redhat.com>
2763 * common.opt (Wa, Wl, Wp, g, gz=): Add
2765 (gno-column-info): Remove.
2766 (gcolumn-info): Drop RejectNegative.
2768 (gno-record-gcc-switches): Remove.
2769 (grecord-gcc-switches): Drop RejectNegative.
2770 (gno-split-dwarf): Remove.
2771 (gsplit-dwarf): Drop RejectNegative.
2772 (gno-strict-dwarf): Remove.
2773 (gstrict-dwarf): Drop RejectNegative.
2774 * config/darwin.opt (gfull, gused): Add RejectNegative.
2775 * dwarf2out.c (gen_producer_string): Drop
2776 gno-record-gcc-switches handler.
2777 * optc-gen.awk: Add g to prefixes with negative forms.
2778 * opts-common.c (remapping_prefix_p): New.
2779 (find_opt): Check it.
2780 (generate_canonical_option): Test g prefix.
2781 (option_map): Add -gno- mapping.
2782 (add_misspelling_candidates): Check remapping_prefix_p.
2784 2017-09-20 Jeff Law <law@redhat.com>
2786 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Fix
2787 thinko in stack clash protection support.
2789 * explow.c (compute_stack_clash_protection_loop_data): Use
2790 CONST_INT_P instead of explicit test. Verify object is a
2791 CONST_INT_P before looking at INTVAL.
2792 (anti_adjust_stack_and_probe_stack_clash): Use CONST_INT_P
2793 instead of explicit test.
2795 2017-09-20 Segher Boessenkool <segher@kernel.crashing.org>
2798 * config/rs6000/rs6000.md (stack_restore_tie): Store to a scratch
2799 address instead of to r1 and r11.
2801 2017-09-20 Sebastian Peryt <sebastian.peryt@intel.com>
2803 * config.gcc: Support "knm".
2804 * config/i386/driver-i386.c (host_detect_local_cpu): Detect "knm".
2805 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2807 * config/i386/i386.c (m_KNM): Define.
2808 (processor_target_table): Add "knm".
2810 (ix86_option_override_internal): Add "knm".
2811 (ix86_issue_rate): Add PROCESSOR_KNM.
2812 (ix86_adjust_cost): Ditto.
2813 (ia32_multipass_dfa_lookahead): Ditto.
2814 (get_builtin_code_for_version): Handle PROCESSOR_KNM.
2815 (fold_builtin_cpu): Add M_INTEL_KNM.
2816 * config/i386/i386.h (processor_costs): Define TARGET_KNM.
2817 (processor_type): Add PROCESSOR_KNM.
2818 * config/i386/x86-tune.def: Add m_KNM.
2819 * doc/invoke.texi: Add knm as x86 -march=/-mtune= CPU type.
2821 2017-09-20 Richard Biener <rguenther@suse.de>
2823 PR tree-optimization/80213
2824 * graphite-scop-detection.c (trivially_empty_bb_p): Labels
2825 are allowed in empty BBs as well.
2826 (canonicalize_loop_closed_ssa): Also look for other complex
2828 (scop_detection::get_sese): Include the loop-closed PHI block
2830 (scop_detection::merge_sese): Remove code adding extra blocks.
2831 (scop_detection::region_has_one_loop): Adjust for get_sese changes.
2832 (build_scops): Assert the final returned scop is invalid.
2834 2017-09-20 Richard Biener <rguenther@suse.de>
2836 PR tree-optimization/82264
2837 * tree-ssa-sccvn.c (vn_phi_eq): Use safe_dyn_cast to check
2839 (vn_phi_lookup): Likewise.
2840 (vn_phi_insert): Likewise.
2842 2017-09-20 Jakub Jelinek <jakub@redhat.com>
2844 * dwarf2out.c (tree_add_const_value_attribute): For INTEGER_CST
2845 that fits into uhwi or shwi, add DW_AT_const_value regardless
2846 of early_dwarf without going through RTL, using add_AT_unsigned
2849 * dwarf2out.c (DEBUG_LTO_DWO_INFO_SECTION): Reorder defines.
2850 (DEBUG_LTO_ABBREV_SECTION): Likewise.
2851 (DEBUG_LTO_MACINFO_SECTION): Likewise.
2852 (DEBUG_MACRO_SECTION): Likewise.
2853 (DEBUG_LTO_MACRO_SECTION): Likewise.
2854 (DEBUG_STR_DWO_SECTION): Likewise.
2855 (DEBUG_LTO_STR_DWO_SECTION): Likewise.
2856 (DEBUG_LTO_LINE_SECTION): Drop .dwo suffix from the name.
2857 (DEBUG_LTO_DWO_LINE_SECTION): Define.
2858 (DEBUG_LTO_LINE_STR_SECTION): Define.
2859 (init_sections_and_labels): Initialize debug_line_str_section
2860 variable. Initialize debug_loc_section for -gdwarf-5 to
2861 DEBUG_LOCLISTS_SECTION. Formatting fixes.
2863 2017-09-20 Richard Biener <rguenther@suse.de>
2865 * graphite-sese-to-poly.c (extract_affine): Properly handle
2866 POINTER_PLUS_EXPR, BIT_NOT_EXPR and conversion to signed.
2868 2017-09-20 Richard Biener <rguenther@suse.de>
2870 PR tree-optimization/81373
2871 * graphite-scop-detection.c (build_cross_bb_scalars_def):
2872 Force SESE live-out defs to be handled even if they are
2875 2017-09-19 Jeff Law <law@redhat.com>
2877 * combine-stack-adj.c (combine_stack_adjustments_for_block): Do
2878 nothing for stack adjustments with REG_STACK_CHECK.
2879 * sched-deps.c (parse_add_or_inc): Reject insns with
2880 REG_STACK_CHECK from dependency breaking.
2881 * config/i386/i386.c (pro_epilogue_adjust_stack): Return insn.
2882 (ix86_adjust_satck_and_probe_stack_clash): Add REG_STACK_NOTEs.
2883 * reg-notes.def (STACK_CHECK): New note.
2885 * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): New.
2886 (ix86_expand_prologue): Dump stack clash info as needed.
2887 Call ix86_adjust_stack_and_probe_stack_clash as needed.
2889 * function.c (dump_stack_clash_frame_info): New function.
2890 * function.h (dump_stack_clash_frame_info): Prototype.
2891 (enum stack_clash_probes): New enum.
2893 * config/alpha/alpha.c (alpha_expand_prologue): Also check
2894 flag_stack_clash_protection.
2895 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): Likewise.
2896 (arm_expand_prologue, thumb1_expand_prologue): Likewise.
2897 (arm_frame_pointer_required): Likewise.
2898 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
2899 (ia64_expand_prologue): Likewise.
2900 * config/mips/mips.c (mips_expand_prologue): Likewise.
2901 * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Likewise.
2902 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
2903 (sparc_flat_expand_prologue): Likewise.
2904 * config/spu/spu.c (spu_expand_prologue): Likewise.
2906 * explow.c: Include "params.h".
2907 (anti_adjust_stack_and_probe_stack_clash): New function.
2908 (get_stack_check_protect): Likewise.
2909 (compute_stack_clash_protection_loop_data): Likewise.
2910 (emit_stack_clash_protection_loop_start): Likewise.
2911 (emit_stack_clash_protection_loop_end): Likewise.
2912 (allocate_dynamic_stack_space): Use get_stack_check_protect.
2913 Use anti_adjust_stack_and_probe_stack_clash.
2914 * explow.h (compute_stack_clash_protection_loop_data): Prototype.
2915 (emit_stack_clash_protection_loop_start): Likewise.
2916 (emit_stack_clash_protection_loop_end): Likewise.
2917 * rtl.h (get_stack_check_protect): Prototype.
2918 * target.def (stack_clash_protection_final_dynamic_probe): New hook.
2919 * targhooks.c (default_stack_clash_protection_final_dynamic_probe): New.
2920 * targhooks.h (default_stack_clash_protection_final_dynamic_probe):
2922 * doc/tm.texi.in (TARGET_STACK_CLASH_PROTECTION_FINAL_DYNAMIC_PROBE):
2924 * doc/tm.texi: Rebuilt.
2925 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use
2926 get_stack_check_protect.
2927 * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
2928 * config/arm/arm.c (arm_expand_prologue): Likewise.
2929 (arm_frame_pointer_required): Likewise.
2930 * config/i386/i386.c (ix86_expand_prologue): Likewise.
2931 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
2932 * config/mips/mips.c (mips_expand_prologue): Likewise.
2933 * config/powerpcspe/powerpcspe.c (rs6000_emit_prologue): Likewise.
2934 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
2935 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
2936 (sparc_flat_expand_prologue): Likewise.
2938 * common.opt (-fstack-clash-protection): New option.
2939 * flag-types.h (enum stack_check_type): Note difference between
2940 -fstack-check= and -fstack-clash-protection.
2941 * params.def (PARAM_STACK_CLASH_PROTECTION_GUARD_SIZE): New PARAM.
2942 (PARAM_STACK_CLASH_PROTECTION_PROBE_INTERVAL): Likewise.
2943 * toplev.c (process_options): Issue warnings/errors for cases
2944 not handled with -fstack-clash-protection.
2945 * doc/invoke.texi (-fstack-clash-protection): Document new option.
2946 (-fstack-check): Note additional problem with -fstack-check=generic.
2947 Note that -fstack-check is primarily for Ada and refer users
2948 to -fstack-clash-protection for stack-clash-protection.
2949 Document new params for stack clash protection.
2951 2017-09-19 Uros Bizjak <ubizjak@gmail.com>
2953 * config/i386/i386.c (ix86_split_long_move): Do not handle
2954 address used for LEA in a special way.
2956 2017-09-19 Segher Boessenkool <segher@kernel.crashing.org>
2958 * simplify-rtx.c (simplify_binary_operation_1): Fix typo in comment.
2960 2017-09-19 Martin Sebor <msebor@redhat.com>
2963 * cgraphunit.c (handle_alias_pairs): Reject aliases between functions
2964 of incompatible types.
2966 2017-09-19 Will Schmidt <will_schmidt@vnet.ibm.com>
2968 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
2969 for early folding of vector loads (ALTIVEC_BUILTIN_LVX_*).
2970 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2971 Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_LD.
2973 2017-09-19 Richard Biener <rguenther@suse.de>
2975 PR tree-optimization/82244
2976 * tree-vrp.c (remove_range_assertions): Do not propagate
2977 a constant to abnormals but replace the assert with a copy.
2979 2017-09-19 Alexander Monakov <amonakov@ispras.ru>
2981 PR rtl-optimization/57878
2982 PR rtl-optimization/68988
2983 * lra-assigns.c (reload_pseudo_compare_func): Remove fragmentation
2984 avoidance test involving non_reload_pseudos. Move frequency test
2985 below the general fragmentation avoidance test.
2987 2017-09-19 Richard Biener <rguenther@suse.de>
2989 PR tree-optimization/69728
2990 * graphite-sese-to-poly.c (schedule_error): New global.
2991 (add_loop_schedule): Handle empty domain by failing the
2993 (build_original_schedule): Handle schedule_error.
2995 2017-09-19 Richard Biener <rguenther@suse.de>
2997 * graphite-scop-detection.c (scop_detection::can_represent_loop):
2998 Do not iterate to sibling loops but only to siblings of inner
3001 2017-09-18 Andreas Schwab <schwab@linux-m68k.org>
3004 * config/m68k/m68k.md (moveq feeding equality comparison): Check
3005 that the registers are different.
3007 2017-09-18 Uros Bizjak <ubizjak@gmail.com>
3009 * config/i386/i386.c (fold_builtin_cpu): Add M_AMDFAM17H
3010 to processor_model and "amdfam17h" to arch_names_table.
3011 * doc/extend.texi (__builtin_cpu_is): Document amdfam17h CPU name.
3013 2017-09-18 Jakub Jelinek <jakub@redhat.com>
3016 * doc/extend.texi: Add @findex entry for __builtin_shuffle.
3018 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3019 Alan Hayward <alan.hayward@arm.com>
3020 David Sherwood <david.sherwood@arm.com>
3022 * tree-vectorizer.h (vect_slp_analyze_operations): Replace parameters
3024 * tree-vect-loop.c (vect_analyze_loop_operations): Update call
3026 * tree-vect-slp.c (vect_slp_analyze_node_operations): Add vec_info *
3027 parameter. Set SLP_TREE_NUMBER_OF_VEC_STMTS here rather than in
3028 vect_schedule_slp_instance.
3029 (vect_slp_analyze_operations): Replace parameters with a vec_info *.
3030 Update call to vect_slp_analyze_node_operations. Simplify return
3032 (vect_slp_analyze_bb_1): Update call accordingly.
3033 (vect_schedule_slp_instance): Remove vectorization_factor parameter.
3034 Don't calculate SLP_TREE_NUMBER_OF_VEC_STMTS here.
3035 (vect_schedule_slp): Update call accordingly.
3037 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3038 Alan Hayward <alan.hayward@arm.com>
3039 David Sherwood <david.sherwood@arm.com>
3041 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Cope
3042 with types that aren't in fact scalar.
3044 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3046 * tree-vect-slp.c (vect_record_max_nunits): New function,
3048 (vect_build_slp_tree_1): ...here.
3049 (vect_build_slp_tree_2): Call it for phis too.
3051 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3053 * tree-vect-stmts.c (vectorizable_mask_load_store): Pass mask_vectype
3054 to vect_get_vec_def_for_operand when getting the mask operand.
3056 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3057 Alan Hayward <alan.hayward@arm.com>
3058 David Sherwood <david.sherwood@arm.com>
3060 * tree-vect-loop.c (vectorizable_live_operation): Fix type of
3063 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3064 Alan Hayward <alan.hayward@arm.com>
3065 David Sherwood <david.sherwood@arm.com>
3067 * tree-vect-loop.c (vectorizable_live_operation): Fix element size
3068 calculation for vector booleans.
3070 2017-09-18 Richard Sandiford <richard.sandiford@linaro.org>
3071 Alan Hayward <alan.hayward@arm.com>
3072 David Sherwood <david.sherwood@arm.com>
3074 * tree-vect-stmts.c (can_vectorize_live_stmts): New function,
3076 (vect_transform_stmt): ...here.
3077 (vect_analyze_stmt): Use it instead of calling
3078 vectorizable_live_operation directly.
3080 2017-09-18 Cesar Philippidis <cesar@codesourcery.com>
3082 * omp-offload.c (oacc_xform_loop): Enable SIMD vectorization on
3083 non-SIMT targets in acc vector loops.
3085 2017-09-18 Claudiu Zissulescu <claziss@synopsys.com>
3087 * configure.ac: Add arc and check if assembler supports gdwarf2.
3088 * configure: Regenerate.
3090 2017-09-18 Richard Biener <rguenther@suse.de>
3092 PR tree-optimization/82220
3093 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Exclude
3094 epilogue niters from the min_profitable_iters compute.
3096 2017-09-18 Jakub Jelinek <jakub@redhat.com>
3099 * config/i386/i386.c (ix86_init_large_pic_reg): Revert 2017-09-01
3100 changes. Turn CODE_LABEL into NOTE_INSN_DELETED_LABEL immediately.
3101 (ix86_init_pic_reg): Revert 2017-09-01 changes.
3103 2017-09-18 Eric Botcazou <ebotcazou@adacore.com>
3106 * dwarf2cfi.c (add_cfis_to_fde): Do not generate DW_CFA_set_loc after
3107 switching to a new text section.
3109 2017-09-18 Richard Biener <rguenther@suse.de>
3111 * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_ref):
3113 (build_alias_set): Reject aliases with no access function.
3115 2017-09-18 Richard Biener <rguenther@suse.de>
3117 PR tree-optimization/79622
3118 * graphite-scop-detection.c (build_cross_bb_scalars_def): Properly
3120 (build_cross_bb_scalars_use): Likewise.
3122 2017-09-18 Pierre-Marie de Rodat <derodat@adacore.com>
3124 * cgraph.h (cgraph_thunk_info): Fix a typo in a comment.
3126 2017-09-18 Alan Modra <amodra@gmail.com>
3129 * gcc/config/rs6000/rs6000.c (rs6000_return_addr): Use
3130 stack_pointer_rtx for count 0. Update comments. Break up
3131 large rtl expression.
3133 2017-09-17 Daniel Santos <daniel.santos@pobox.com>
3135 * config/i386/i386.c (xlogue_layout::STUB_NAME_MAX_LEN):
3136 Increase to 20 bytes.
3137 (xlogue_layout::s_stub_names): Add an additional size-2 diminsion.
3138 (xlogue_layout::get_stub_name): Modify to select the appropairate sse
3139 or avx version of the stub.
3141 2017-09-17 H.J. Lu <hongjiu.lu@intel.com>
3144 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Properly
3145 compute the minimum stack alignment. Also update preferred stack
3146 boundary for leaf functions.
3148 2017-09-16 Richard Sandiford <richard.sandiford@linaro.org>
3150 PR tree-optimization/82228
3151 * tree-vect-loop.c (vectorizable_live_operation): Move initialization
3154 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
3156 * common/config/nds32/nds32-common.c
3157 (nds32_option_optimization_table): Refine formatting.
3158 (nds32_option_optimization_table): Use -fsched-pressure and
3159 -fomit-frame-pointer for specific optimization level.
3161 2017-09-16 Chung-Ju Wu <jasonwucj@gmail.com>
3163 * config/nds32/nds32.c: Refine formatting and comments.
3164 * config/nds32/nds32.h: Likewise.
3165 * config/nds32/nds32.md: Likewise.
3166 * config/nds32/nds32-cost.c: Likewise.
3167 * config/nds32/nds32-isr.c: Likewise.
3168 * config/nds32/nds32-md-auxiliary.c: Likewise.
3169 * config/nds32/nds32-multiple.md: Likewise.
3170 * config/nds32/nds32-predicates.c: Likewise.
3172 2017-09-15 Andrew Sutton <andrew.n.sutton@gmail.com>
3173 Jakub Jelinek <jakub@redhat.com>
3175 Add support for -std=c++2a.
3176 * doc/cpp.texi (__cplusplus): Document value for -std=c++2a
3178 * doc/invoke.texi: Document -std=c++2a and -std=gnu++2a.
3180 2017-09-15 Steve Ellcey <sellcey@cavium.com>
3183 * doc/extend.texi (Common Function Attributes): Add
3184 references to ARM, AArch64, and S/390 specific attributes.
3185 (Function Specific Option Pragmas): Add AArch64 and S/390
3186 to list of back ends that support the target pragma.
3188 2017-09-15 Nathan Sidwell <nathan@acm.org>
3190 * doc/standards.texi: Fix C++17 description. Update URLs for
3193 2017-09-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3195 * common.opt (Wcast-align=strict): New warning option.
3196 * doc/invoke.texi: Document -Wcast-align=strict.
3198 2017-09-15 Pierre-Marie de Rodat <derodat@adacore.com>
3200 * cgraph.h (cgraph_thunk_info): Add comments.
3201 * cgraph.c (cgraph_node::create_thunk): Adjust comment, make
3202 assert for VIRTUAL_* arguments stricter.
3204 2017-09-15 Jackson Woodruff <jackson.woodruff@arm.com>
3206 PR tree-optimization/71026
3207 * match.pd: Move RDIV patterns from fold-const.c
3208 * fold-const.c (distribute_real_division): Removed.
3209 (fold_binary_loc): Remove calls to distribute_real_divison.
3211 2017-09-15 Jakub Jelinek <jakub@redhat.com>
3213 * doc/invoke.texi: Document -std=c++17 and -std=gnu++17 and document
3214 c++1z and gnu++1z as deprecated. Change other references to
3215 -std=c++1z to -std=c++17 and -std=gnu++1z to -std=gnu++17.
3216 Change -Wc++1z-compat to -Wc++17-compat.
3217 * doc/cpp.texi: Document -std=c++17 defines __cplusplus 201703L.
3218 * dwarf2out.c (highest_c_language): Handle C++17.
3219 (gen_compile_unit_die): Likewise.
3221 2017-09-15 Jakub Jelinek <jakub@redhat.com>
3223 PR rtl-optimization/82192
3224 * combine.c (make_extraction): Don't look through non-paradoxical
3225 SUBREGs or TRUNCATE if pos + len is or might be bigger than
3228 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
3229 Alan Hayward <alan.hayward@arm.com>
3230 David Sherwood <david.sherwood@arm.com>
3232 * target.def (function_arg_offset): New hook.
3233 * targhooks.h (default_function_arg_offset): Declare.
3234 * targhooks.c (default_function_arg_offset): New function.
3235 * function.c (locate_and_pad_parm): Use
3236 targetm.calls.function_arg_offset instead of FUNCTION_ARG_OFFSET.
3237 * doc/tm.texi.in (FUNCTION_ARG_OFFSET): Replace with...
3238 (TARGET_FUNCTION_ARG_OFFSET): ...this.
3239 * doc/tm.texi: Regenerate.
3240 * config/spu/spu.h (FUNCTION_ARG_OFFSET): Delete.
3241 * config/spu/spu.c (spu_function_arg_offset): New function.
3242 (TARGET_FUNCTION_ARG_OFFSET): Redefine.
3243 * system.h (FUNCTION_ARG_OFFSET): Poison.
3245 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
3246 Alan Hayard <alan.hayward@arm.com>
3247 David Sherwood <david.sherwood@arm.com>
3249 * target.def (truly_noop_truncation): New hook.
3250 (mode_rep_extended): Refer to TARGET_TRULY_NOOP_TRUNCATION rather
3251 than TRULY_NOOP_TRUNCATION.
3252 * hooks.h (hook_bool_uint_uint_true): Declare.
3253 * hooks.c (hook_bool_uint_uint_true): New function.
3254 * doc/tm.texi.in (TRULY_NOOP_TRUNCATION): Replace with...
3255 (TARGET_TRULY_NOOP_TRUNCATION): ...this.
3256 * doc/tm.texi: Regenerate.
3257 * combine.c (make_extraction): Refer to TARGET_TRULY_NOOP_TRUNCATION
3258 rather than TRULY_NOOP_TRUNCATION in comments.
3259 (simplify_comparison): Likewise.
3260 (record_truncated_value): Likewise.
3261 * expmed.c (extract_bit_field_1): Likewise.
3262 (extract_split_bit_field): Likewise.
3263 * convert.c (convert_to_integer_1): Use targetm.truly_noop_truncation
3264 instead of TRULY_NOOP_TRUNCATION.
3265 * function.c (assign_parm_setup_block): Likewise.
3266 * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): Likewise.
3267 * rtlhooks.c: Include target.h.
3268 * config/aarch64/aarch64.h (TRULY_NOOP_TRUNCATION): Delete.
3269 * config/alpha/alpha.h (TRULY_NOOP_TRUNCATION): Delete.
3270 * config/arc/arc.h (TRULY_NOOP_TRUNCATION): Delete.
3271 * config/arm/arm.h (TRULY_NOOP_TRUNCATION): Delete.
3272 * config/avr/avr.h (TRULY_NOOP_TRUNCATION): Delete.
3273 * config/bfin/bfin.h (TRULY_NOOP_TRUNCATION): Delete.
3274 * config/c6x/c6x.h (TRULY_NOOP_TRUNCATION): Delete.
3275 * config/cr16/cr16.h (TRULY_NOOP_TRUNCATION): Delete.
3276 * config/cris/cris.h (TRULY_NOOP_TRUNCATION): Delete.
3277 * config/epiphany/epiphany.h (TRULY_NOOP_TRUNCATION): Delete.
3278 * config/fr30/fr30.h (TRULY_NOOP_TRUNCATION): Delete.
3279 * config/frv/frv.h (TRULY_NOOP_TRUNCATION): Delete.
3280 * config/ft32/ft32.h (TRULY_NOOP_TRUNCATION): Delete.
3281 * config/h8300/h8300.h (TRULY_NOOP_TRUNCATION): Delete.
3282 * config/i386/i386.h (TRULY_NOOP_TRUNCATION): Delete.
3283 * config/ia64/ia64.h (TRULY_NOOP_TRUNCATION): Delete.
3284 * config/iq2000/iq2000.h (TRULY_NOOP_TRUNCATION): Delete.
3285 * config/lm32/lm32.h (TRULY_NOOP_TRUNCATION): Delete.
3286 * config/m32c/m32c.h (TRULY_NOOP_TRUNCATION): Delete.
3287 * config/m32r/m32r.h (TRULY_NOOP_TRUNCATION): Delete.
3288 * config/m68k/m68k.h (TRULY_NOOP_TRUNCATION): Delete.
3289 * config/mcore/mcore.h (TRULY_NOOP_TRUNCATION): Delete.
3290 * config/microblaze/microblaze.h (TRULY_NOOP_TRUNCATION): Delete.
3291 * config/mips/mips.h (TRULY_NOOP_TRUNCATION): Delete.
3292 * config/mips/mips.c (mips_truly_noop_truncation): New function.
3293 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
3294 * config/mips/mips.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
3295 rather than TRULY_NOOP_TRUNCATION in comments.
3296 * config/mmix/mmix.h (TRULY_NOOP_TRUNCATION): Delete.
3297 * config/mn10300/mn10300.h (TRULY_NOOP_TRUNCATION): Delete.
3298 * config/moxie/moxie.h (TRULY_NOOP_TRUNCATION): Delete.
3299 * config/msp430/msp430.h (TRULY_NOOP_TRUNCATION): Delete.
3300 * config/nds32/nds32.h (TRULY_NOOP_TRUNCATION): Delete.
3301 * config/nios2/nios2.h (TRULY_NOOP_TRUNCATION): Delete.
3302 * config/nvptx/nvptx.h (TRULY_NOOP_TRUNCATION): Delete.
3303 * config/pa/pa.h (TRULY_NOOP_TRUNCATION): Delete.
3304 * config/pdp11/pdp11.h (TRULY_NOOP_TRUNCATION): Delete.
3305 * config/powerpcspe/powerpcspe.h (TRULY_NOOP_TRUNCATION): Delete.
3306 * config/riscv/riscv.h (TRULY_NOOP_TRUNCATION): Delete.
3307 * config/riscv/riscv.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
3308 rather than TRULY_NOOP_TRUNCATION in comments.
3309 * config/rl78/rl78.h (TRULY_NOOP_TRUNCATION): Delete.
3310 * config/rs6000/rs6000.h (TRULY_NOOP_TRUNCATION): Delete.
3311 * config/rx/rx.h (TRULY_NOOP_TRUNCATION): Delete.
3312 * config/s390/s390.h (TRULY_NOOP_TRUNCATION): Delete.
3313 * config/sh/sh.h (MAYBE_BASE_REGISTER_RTX_P): Remove
3314 TRULY_NOOP_TRUNCATION condition.
3315 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
3316 (TRULY_NOOP_TRUNCATION): Delete.
3317 * config/sparc/sparc.h (TRULY_NOOP_TRUNCATION): Delete.
3318 * config/spu/spu.h (TRULY_NOOP_TRUNCATION): Delete.
3319 * config/spu/spu.c (spu_truly_noop_truncation): New function.
3320 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
3321 * config/stormy16/stormy16.h (TRULY_NOOP_TRUNCATION): Delete.
3322 * config/tilegx/tilegx.h (TRULY_NOOP_TRUNCATION): Delete.
3323 * config/tilegx/tilegx.c (tilegx_truly_noop_truncation): New fuction.
3324 (TARGET_TRULY_NOOP_TRUNCATION): Redefine.
3325 * config/tilegx/tilegx.md: Refer to TARGET_TRULY_NOOP_TRUNCATION
3326 rather than TRULY_NOOP_TRUNCATION in comments.
3327 * config/tilepro/tilepro.h (TRULY_NOOP_TRUNCATION): Delete.
3328 * config/v850/v850.h (TRULY_NOOP_TRUNCATION): Delete.
3329 * config/vax/vax.h (TRULY_NOOP_TRUNCATION): Delete.
3330 * config/visium/visium.h (TRULY_NOOP_TRUNCATION): Delete.
3331 * config/xtensa/xtensa.h (TRULY_NOOP_TRUNCATION): Delete.
3332 * system.h (TRULY_NOOP_TRUNCATION): Poison.
3334 2017-09-15 Christophe Lyon <christophe.lyon@linaro.org>
3337 * config/arm/arm.md (*cmp_and): Add enabled_for_depr_it attribute.
3338 (*cmp_ior): Likewise.
3339 (*ior_scc_scc): Add alternative for enabled_for_depr_it attribute.
3340 (*ior_scc_scc_cmp): Likewise.
3341 (*and_scc_scc): Likewise.
3342 (*and_scc_scc_cmp): Likewise.
3344 2017-09-15 Richard Sandiford <richard.sandiford@linaro.org>
3345 Alan Hayard <alan.hayward@arm.com>
3346 David Sherwood <david.sherwood@arm.com>
3348 * target.def (can_change_mode_class): New hook.
3349 (mode_rep_extended): Refer to it instead of CANNOT_CHANGE_MODE_CLASS.
3350 (hard_regno_nregs): Likewise.
3351 * hooks.h (hook_bool_mode_mode_reg_class_t_true): Declare.
3352 * hooks.c (hook_bool_mode_mode_reg_class_t_true): New function.
3353 * doc/tm.texi.in (CANNOT_CHANGE_MODE_CLASS): Replace with...
3354 (TARGET_CAN_CHANGE_MODE_CLASS): ...this.
3355 (LOAD_EXTEND_OP): Update accordingly.
3356 * doc/tm.texi: Regenerate.
3357 * doc/rtl.texi: Refer to TARGET_CAN_CHANGE_MODE_CLASS instead of
3358 CANNOT_CHANGE_MODE_CLASS.
3359 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Replace with...
3360 (REG_CAN_CHANGE_MODE_P): ...this new macro.
3361 * combine.c (simplify_set): Update accordingly.
3362 * emit-rtl.c (validate_subreg): Likewise.
3363 * recog.c (general_operand): Likewise.
3364 * regcprop.c (mode_change_ok): Likewise.
3365 * reload1.c (choose_reload_regs): Likewise.
3366 (inherit_piecemeal_p): Likewise.
3367 * rtlanal.c (simplify_subreg_regno): Likewise.
3368 * postreload.c (reload_cse_simplify_set): Use REG_CAN_CHANGE_MODE_P
3369 instead of CANNOT_CHANGE_MODE_CLASS.
3370 (reload_cse_simplify_operands): Likewise.
3371 * reload.c (push_reload): Use targetm.can_change_mode_class
3372 instead of CANNOT_CHANGE_MODE_CLASS.
3373 (push_reload): Likewise. Also use REG_CAN_CHANGE_MODE_P instead of
3374 REG_CANNOT_CHANGE_MODE_P.
3375 * config/alpha/alpha.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3376 * config/alpha/alpha.c (alpha_can_change_mode_class): New function.
3377 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3378 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3379 * config/arm/arm.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3380 (arm_can_change_mode_class): New function.
3381 * config/arm/neon.md: Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
3382 than CANNOT_CHANGE_MODE_CLASS in comments.
3383 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3384 * config/i386/i386-protos.h (ix86_cannot_change_mode_class): Delete.
3385 * config/i386/i386.c (ix86_cannot_change_mode_class): Replace with...
3386 (ix86_can_change_mode_class): ...this new function, inverting the
3387 sense of the return value.
3388 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3389 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3390 * config/ia64/ia64.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3391 (ia64_can_change_mode_class): New function.
3392 * config/m32c/m32c.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3393 * config/m32c/m32c-protos.h (m32c_cannot_change_mode_class): Delete.
3394 * config/m32c/m32c.c (m32c_cannot_change_mode_class): Replace with...
3395 (m32c_can_change_mode_class): ...this new function, inverting the
3396 sense of the return value.
3397 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3398 * config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3399 * config/mips/mips-protos.h (mips_cannot_change_mode_class): Delete.
3400 * config/mips/mips.c (mips_cannot_change_mode_class): Replace with...
3401 (mips_can_change_mode_class): ...this new function, inverting the
3402 sense of the return value.
3403 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3404 * config/msp430/msp430.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3405 * config/msp430/msp430.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3406 (msp430_can_change_mode_class): New function.
3407 * config/nvptx/nvptx.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3408 * config/nvptx/nvptx.c (nvptx_can_change_mode_class): New function.
3409 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3410 * config/pa/pa32-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3411 * config/pa/pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3412 * config/pa/pa-protos.h (pa_cannot_change_mode_class): Delete.
3413 * config/pa/pa.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3414 (pa_cannot_change_mode_class): Replace with...
3415 (pa_can_change_mode_class): ...this new function, inverting the
3416 sense of the return value.
3417 (pa_modes_tieable_p): Refer to TARGET_CAN_CHANGE_MODE_CLASS rather
3418 than CANNOT_CHANGE_MODE_CLASS in comments.
3419 * config/pdp11/pdp11.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3420 * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class): Delete.
3421 * config/pdp11/pdp11.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3422 (pdp11_cannot_change_mode_class): Replace with...
3423 (pdp11_can_change_mode_class): ...this new function, inverting the
3424 sense of the return value.
3425 * config/powerpcspe/powerpcspe.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3426 * config/powerpcspe/powerpcspe-protos.h
3427 (rs6000_cannot_change_mode_class_ptr): Delete.
3428 * config/powerpcspe/powerpcspe.c
3429 (rs6000_cannot_change_mode_class_ptr): Delete.
3430 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3431 (rs6000_option_override_internal): Assign to
3432 targetm.can_change_mode_class instead of
3433 rs6000_cannot_change_mode_class_ptr.
3434 (rs6000_cannot_change_mode_class): Replace with...
3435 (rs6000_can_change_mode_class): ...this new function, inverting the
3436 sense of the return value.
3437 (rs6000_debug_cannot_change_mode_class): Replace with...
3438 (rs6000_debug_can_change_mode_class): ...this new function.
3439 * config/riscv/riscv.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3440 * config/riscv/riscv.c (riscv_can_change_mode_class): New function.
3441 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3442 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3443 * config/rs6000/rs6000-protos.h (rs6000_cannot_change_mode_class_ptr):
3445 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class_ptr): Delete.
3446 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3447 (rs6000_option_override_internal): Assign to
3448 targetm.can_change_mode_class instead of
3449 rs6000_cannot_change_mode_class_ptr.
3450 (rs6000_cannot_change_mode_class): Replace with...
3451 (rs6000_can_change_mode_class): ...this new function, inverting the
3452 sense of the return value.
3453 (rs6000_debug_cannot_change_mode_class): Replace with...
3454 (rs6000_debug_can_change_mode_class): ...this new function.
3455 * config/s390/s390.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3456 * config/s390/s390-protos.h (s390_cannot_change_mode_class): Delete.
3457 * config/s390/s390.c (s390_cannot_change_mode_class): Replace with...
3458 (s390_can_change_mode_class): ...this new function, inverting the
3459 sense of the return value.
3460 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3461 * config/sh/sh.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3462 * config/sh/sh-protos.h (sh_cannot_change_mode_class): Delete.
3463 * config/sh/sh.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3464 (sh_cannot_change_mode_class): Replace with...
3465 (sh_can_change_mode_class): ...this new function, inverting the
3466 sense of the return value.
3467 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3468 * config/sparc/sparc.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3469 (sparc_can_change_mode_class): New function.
3470 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3471 * config/spu/spu.c (spu_can_change_mode_class): New function.
3472 (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3473 * config/visium/visium.h (CANNOT_CHANGE_MODE_CLASS): Delete.
3474 * config/visium/visium.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine.
3475 (visium_can_change_mode_class): New function.
3476 * system.h (CANNOT_CHANGE_MODE_CLASS): Poison.
3478 2017-09-15 Richard Biener <rguenther@suse.de>
3480 PR tree-optimization/82217
3481 * tree-ssa-sccvn.c (visit_phi): Properly handle all VN_TOP
3482 but not undefined case.
3484 2017-09-15 Jakub Jelinek <jakub@redhat.com>
3487 * postreload.c (reload_cse_simplify_operands): Skip
3488 NOTE_INSN_DELETED_LABEL similarly to skipping CODE_LABEL.
3490 2017-09-15 Richard Biener <rguenther@suse.de>
3492 PR tree-optimization/68823
3493 * graphite-scop-detection.c (build_alias_set): If we have a
3494 possible dependence check whether we can handle them by just
3495 looking at the DRs DR_ACCESS_FNs.
3496 (build_scops): If build_alias_set fails, fail the SCOP.
3498 2017-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3500 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1_HW): New macros
3501 to support float128 built-in functions that require the ISA 3.0
3503 (BU_FLOAT128_3_HW): Likewise.
3504 (SQRTF128): Add support for the IEEE 128-bit square root and fma
3506 (FMAF128): Likewise.
3508 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
3509 support for built-in functions that need the ISA 3.0 IEEE 128-bit
3510 floating point instructions.
3511 (rs6000_invalid_builtin): Likewise.
3512 (rs6000_builtin_mask_names): Likewise.
3513 * config/rs6000/rs6000.h (MASK_FLOAT128_HW): Likewise.
3514 (RS6000_BTM_FLOAT128_HW): Likewise.
3515 (RS6000_BTM_COMMON): Likewise.
3516 * config/rs6000/rs6000.md (fma<mode>4_hw): Add a generator
3518 * doc/extend.texi (RS/6000 built-in functions): Document the
3519 IEEE 128-bit floating point square root and fused multiply-add
3522 2017-09-14 Pat Haugen <pthaugen@us.ibm.com>
3524 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): Make sure the TOC
3525 reg (r2) isn't in the set of registers defined in the prologue.
3527 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
3528 Alan Hayward <alan.hayward@arm.com>
3529 David Sherwood <david.sherwood@arm.com>
3531 * tree-vectorizer.h (_loop_vec_info): Add max_vectorization_factor.
3532 (LOOP_VINFO_MAX_VECT_FACTOR): New macro.
3533 (LOOP_VINFO_ORIG_VECT_FACTOR): Replace with...
3534 (LOOP_VINFO_ORIG_MAX_VECT_FACTOR): ...this new macro.
3535 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): Update
3537 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
3538 max_vectorization_factor.
3539 (vect_analyze_loop_2): Set LOOP_VINFO_MAX_VECT_FACTOR.
3541 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
3542 Alan Hayward <alan.hayward@arm.com>
3543 David Sherwood <david.sherwood@arm.com>
3545 * tree-vectorizer.h (vect_min_worthwhile_factor): Delete.
3546 (vect_worthwhile_without_simd_p): Declare.
3547 * tree-vect-loop.c (vect_worthwhile_without_simd_p): New function.
3548 (vectorizable_reduction): Use it.
3549 * tree-vect-stmts.c (vectorizable_shift): Likewise.
3550 (vectorizable_operation): Likewise.
3552 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
3553 Alan Hayward <alan.hayward@arm.com>
3554 David Sherwood <david.sherwood@arm.com>
3556 * tree-vectorizer.h (vect_get_num_copies): New function.
3557 * tree-vect-data-refs.c (vect_get_data_access_cost): Use it.
3558 * tree-vect-loop.c (vectorizable_reduction): Likewise.
3559 (vectorizable_induction): Likewise.
3560 (vectorizable_live_operation): Likewise.
3561 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
3562 (vectorizable_bswap): Likewise.
3563 (vectorizable_call): Likewise.
3564 (vectorizable_conversion): Likewise.
3565 (vectorizable_assignment): Likewise.
3566 (vectorizable_shift): Likewise.
3567 (vectorizable_operation): Likewise.
3568 (vectorizable_store): Likewise.
3569 (vectorizable_load): Likewise.
3570 (vectorizable_condition): Likewise.
3571 (vectorizable_comparison): Likewise.
3572 (vect_analyze_stmt): Pass the slp node to vectorizable_live_operation.
3574 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
3575 Alan Hayward <alan.hayward@arm.com>
3576 David Sherwood <david.sherwood@arm.com>
3578 * tree-vect-loop.c (vectorizable_induction): Use gimple_build instead
3579 of vect_init_vector.
3581 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
3582 Alan Hayward <alan.hayward@arm.com>
3583 David Sherwood <david.sherwood@arm.com>
3585 * gimple-fold.h (gimple_build_vector_from_val): Declare, and provide
3586 an inline wrapper that provides a location.
3587 (gimple_build_vector): Likewise.
3588 * gimple-fold.c (gimple_build_vector_from_val): New function.
3589 (gimple_build_vector): Likewise.
3590 * tree-vect-loop.c (get_initial_def_for_reduction): Use the new
3591 functions to build the initial value. Always return a gimple value.
3592 (get_initial_defs_for_reduction): Likewise. Only compute
3594 (vect_create_epilog_for_reduction): Don't call force_gimple_operand or
3595 vect_init_vector on the results from get_initial_def(s)_for_reduction.
3596 (vectorizable_induction): Use gimple_build_vector rather than
3599 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
3600 Alan Hayward <alan.hayward@arm.com>
3601 David Sherwood <david.sherwood@arm.com>
3603 * target.h (vec_perm_indices): New typedef.
3604 (auto_vec_perm_indices): Likewise.
3605 * optabs-query.h: Include target.h
3606 (can_vec_perm_p): Take a vec_perm_indices *.
3607 * optabs-query.c (can_vec_perm_p): Likewise.
3608 (can_mult_highpart_p): Update accordingly. Use auto_vec_perm_indices.
3609 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
3610 * tree-vect-generic.c (lower_vec_perm): Likewise.
3611 * tree-vect-data-refs.c (vect_grouped_store_supported): Likewise.
3612 (vect_grouped_load_supported): Likewise.
3613 (vect_shift_permute_load_chain): Likewise.
3614 (vect_permute_store_chain): Use auto_vec_perm_indices.
3615 (vect_permute_load_chain): Likewise.
3616 * fold-const.c (fold_vec_perm): Take vec_perm_indices.
3617 (fold_ternary_loc): Update accordingly. Use auto_vec_perm_indices.
3618 Update uses of can_vec_perm_p.
3619 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Replace the
3620 mode with a number of elements. Take a vec_perm_indices *.
3621 (vect_create_epilog_for_reduction): Update accordingly.
3622 Use auto_vec_perm_indices.
3623 (have_whole_vector_shift): Likewise. Update call to can_vec_perm_p.
3624 * tree-vect-slp.c (vect_build_slp_tree_1): Likewise.
3625 (vect_transform_slp_perm_load): Likewise.
3626 (vect_schedule_slp_instance): Use auto_vec_perm_indices.
3627 * tree-vectorizer.h (vect_gen_perm_mask_any): Take a vec_perm_indices.
3628 (vect_gen_perm_mask_checked): Likewise.
3629 * tree-vect-stmts.c (vect_gen_perm_mask_any): Take a vec_perm_indices.
3630 (vect_gen_perm_mask_checked): Likewise.
3631 (vectorizable_mask_load_store): Use auto_vec_perm_indices.
3632 (vectorizable_store): Likewise.
3633 (vectorizable_load): Likewise.
3634 (perm_mask_for_reverse): Likewise. Update call to can_vec_perm_p.
3635 (vectorizable_bswap): Likewise.
3637 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
3638 Alan Hayward <alan.hayward@arm.com>
3639 David Sherwood <david.sherwood@arm.com>
3641 * tree.h (build_vector): Take a vec<tree> instead of a tree *.
3642 * tree.c (build_vector): Likewise.
3643 (build_vector_from_ctor): Update accordingly.
3644 (build_vector_from_val): Likewise.
3645 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
3646 * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise.
3647 * tree-vect-generic.c (add_rshift): Likewise.
3648 (expand_vector_divmod): Likewise.
3649 (optimize_vector_constructor): Likewise.
3650 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
3651 (vect_transform_slp_perm_load): Likewise.
3652 (vect_schedule_slp_instance): Likewise.
3653 * tree-vect-stmts.c (vectorizable_bswap): Likewise.
3654 (vectorizable_call): Likewise.
3655 (vect_gen_perm_mask_any): Likewise. Add elements in order.
3656 * expmed.c (make_tree): Likewise.
3657 * fold-const.c (fold_negate_expr_1): Use auto_vec<tree> when building
3658 a vector passed to build_vector.
3659 (fold_convert_const): Likewise.
3660 (exact_inverse): Likewise.
3661 (fold_ternary_loc): Likewise.
3662 (fold_relational_const): Likewise.
3663 (const_binop): Likewise. Use VECTOR_CST_ELT directly when operating
3664 on VECTOR_CSTs, rather than going through vec_cst_ctor_to_array.
3665 (const_unop): Likewise. Store the reduction accumulator in a
3666 variable rather than an array.
3667 (vec_cst_ctor_to_array): Take the number of elements as a parameter.
3668 (fold_vec_perm): Update calls accordingly. Use auto_vec<tree> for
3669 the new vector, rather than constructing it after the input arrays.
3670 (native_interpret_vector): Use auto_vec<tree> when building
3671 a vector passed to build_vector. Add elements in order.
3672 * tree-vect-loop.c (get_initial_defs_for_reduction): Use
3673 auto_vec<tree> when building a vector passed to build_vector.
3674 (vect_create_epilog_for_reduction): Likewise.
3675 (vectorizable_induction): Likewise.
3676 (get_initial_def_for_reduction): Likewise. Fix indentation of
3678 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Change n_elts
3680 (sparc_fold_builtin): Use auto_vec<tree> when building a vector
3681 passed to build_vector.
3683 2017-09-14 Richard Sandiford <richard.sandiford@linaro.org>
3684 Alan Hayward <alan.hayward@arm.com>
3685 David Sherwood <david.sherwood@arm.com>
3687 * tree-core.h (tree_base::u): Add an "nelts" field.
3688 (tree_vector): Use VECTOR_CST_NELTS as the length.
3689 * tree.c (tree_size): Likewise.
3690 (make_vector): Initialize VECTOR_CST_NELTS.
3691 * tree.h (VECTOR_CST_NELTS): Use the u.nelts field.
3692 * cfgexpand.c (expand_debug_expr): Use VECTOR_CST_NELTS instead of
3693 TYPE_VECTOR_SUBPARTS.
3694 * expr.c (const_vector_mask_from_tree): Consistently use "units"
3695 as the number of units, setting it from VECTOR_CST_NELTS.
3696 (const_vector_from_tree): Likewise.
3697 * fold-const.c (negate_expr_p): Use VECTOR_CST_NELTS instead of
3698 TYPE_VECTOR_SUBPARTS for the number of elements in a VECTOR_CST.
3699 (fold_negate_expr_1): Likewise.
3700 (fold_convert_const): Likewise.
3701 (const_binop): Likewise. Differentiate the number of output and
3703 (const_unop): Likewise.
3704 (fold_ternary_loc): Use VECTOR_CST_NELTS for the number of elements
3705 in a VECTOR_CST, asserting that it is the same as TYPE_VECTOR_SUBPARTS
3706 in cases that did the opposite.
3708 2017-09-14 Richard Biener <rguenther@suse.de>
3710 * tree-ssa-sccvn.c (visit_phi): Merge undefined values similar
3713 2017-09-14 Eric Botcazou <ebotcazou@adacore.com>
3715 * dwarf2out.c (dwarf2out_source_line): Remove superfluous test.
3717 2017-09-14 Jakub Jelinek <jakub@redhat.com>
3720 * cfgbuild.c (find_bb_boundaries): Ignore debug insns in decisions
3721 if and where to split a bb, except for splitting before debug insn
3722 sequences followed by non-label real insn. Delete debug insns
3723 in between basic blocks.
3725 * combine.c (make_compound_operation_int): Formatting fixes.
3727 * config/alpha/elf.h (LINK_EH_SPEC): Add -static-pie support.
3728 * config/alpha/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3729 * config/netbsd.h (LINK_EH_SPEC): Likewise.
3730 * config/sol2.h (LINK_EH_SPEC): Likewise.
3731 * config/arm/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3732 * config/s390/linux.h (LINK_SPEC): Likewise.
3733 * config/freebsd.h (LINK_EH_SPEC): Likewise.
3734 * config/openbsd.h (LINK_EH_SPEC): Likewise.
3735 * config/lm32/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3736 * config/aarch64/aarch64-linux.h (LINUX_TARGET_LINK_SPEC): Likewise.
3737 * config/powerpcspe/sysv4.h (LINK_EH_SPEC): Likewise.
3738 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3739 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Fix a typo.
3740 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Formatting fix.
3742 2017-09-13 Jakub Jelinek <jakub@redhat.com>
3744 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Add -static-pie
3746 (ENDFILE_LINUX_SPEC): Likewise.
3747 (LINK_EH_SPEC): Likewise.
3748 * config/rs6000/linux64.h (LINK_SHLIB_SPEC): Likewise.
3749 (LINK_OS_LINUX_SPEC32): Likewise.
3750 (LINK_OS_LINUX_SPEC64): Likewise.
3751 * config/rs6000/linux.h (LINK_SHLIB_SPEC): Likewise.
3752 (LINK_OS_LINUX_SPEC): Likewise.
3754 2017-09-13 Martin Liska <mliska@suse.cz>
3757 * stmt.c (expand_sjlj_dispatch_table): Use CASE_LOW when
3758 CASE_HIGH is NULL_TREE.
3760 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
3761 Alan Hayward <alan.hayward@arm.com>
3762 David Sherwood <david.sherwood@arm.com>
3764 * target.def (secondary_memory_needed): New hook.
3765 (secondary_reload): Refer to TARGET_SECONDARY_MEMORY_NEEDED
3766 instead of SECONDARY_MEMORY_NEEDED.
3767 (secondary_memory_needed_mode): Likewise.
3768 * hooks.h (hook_bool_mode_reg_class_t_reg_class_t_false): Declare.
3769 * hooks.c (hook_bool_mode_reg_class_t_reg_class_t_false): New function.
3770 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED): Replace with...
3771 (TARGET_SECONDARY_MEMORY_NEEDED): ...this.
3772 (SECONDARY_MEMORY_NEEDED_RTX): Update reference accordingly.
3773 * doc/tm.texi: Regenerate.
3774 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Delete.
3775 * config/alpha/alpha.c (alpha_secondary_memory_needed): New function.
3776 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3777 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED): Delete.
3778 * config/i386/i386-protos.h (ix86_secondary_memory_needed): Delete.
3779 * config/i386/i386.c (inline_secondary_memory_needed): Put the
3780 mode argument first and change the reg_class arguments to reg_class_t.
3781 (ix86_secondary_memory_needed): Likewise. Remove the strict parameter.
3782 Make static. Update the call to inline_secondary_memory_needed.
3783 (ix86_register_move_cost): Update the call to
3784 inline_secondary_memory_needed.
3785 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3786 * config/ia64/ia64.h (SECONDARY_MEMORY_NEEDED): Delete commented-out
3788 * config/ia64/ia64.c (spill_xfmode_rfmode_operand): Refer to
3789 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
3791 * config/mips/mips.h (SECONDARY_MEMORY_NEEDED): Delete.
3792 * config/mips/mips-protos.h (mips_secondary_memory_needed): Delete.
3793 * config/mips/mips.c (mips_secondary_memory_needed): Make static
3794 and match hook interface. Add comment from mips.h.
3795 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3796 * config/mmix/mmix.md (truncdfsf2): Refer to
3797 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
3799 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED): Rename to...
3800 (PA_SECONDARY_MEMORY_NEEDED): ...this, and put the mode argument first.
3801 * config/pa/pa.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3802 (pa_secondary_memory_needed): New function.
3803 * config/pdp11/pdp11.h (SECONDARY_MEMORY_NEEDED): Delete.
3804 * config/pdp11/pdp11-protos.h (pdp11_secondary_memory_needed): Delete.
3805 * config/pdp11/pdp11.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3806 (pdp11_secondary_memory_needed): Make static and match hook interface.
3807 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED): Delete.
3808 * config/powerpcspe/powerpcspe-protos.h
3809 (rs6000_secondary_memory_needed_ptr): Delete.
3810 * config/powerpcspe/powerpcspe.c (rs6000_secondary_memory_needed_ptr):
3812 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3813 (rs6000_option_override_internal): Assign to
3814 targetm.secondary_memory_needed rather than
3815 rs6000_secondary_memory_needed_ptr.
3816 (rs6000_secondary_memory_needed): Match hook interface.
3817 (rs6000_debug_secondary_memory_needed): Likewise.
3818 * config/riscv/riscv.h (SECONDARY_MEMORY_NEEDED): Delete.
3819 * config/riscv/riscv.c (riscv_secondary_memory_needed): New function.
3820 (riscv_register_move_cost): Use it instead of SECONDARY_MEMORY_NEEDED.
3821 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3822 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED): Delete.
3823 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_ptr):
3825 * config/rs6000/rs6000.c (rs6000_secondary_memory_needed_ptr): Delete.
3826 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3827 (rs6000_option_override_internal): Assign to
3828 targetm.secondary_memory_needed rather than
3829 rs6000_secondary_memory_needed_ptr.
3830 (rs6000_secondary_memory_needed): Match hook interface.
3831 (rs6000_debug_secondary_memory_needed): Likewise.
3832 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Delete.
3833 * config/s390/s390.c (s390_secondary_memory_needed): New function.
3834 (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3835 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): Delete.
3836 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine.
3837 (sparc_secondary_memory_needed): New function.
3838 * lra-constraints.c (check_and_process_move): Refer to
3839 TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED
3841 (curr_insn_transform): Likewise.
3842 (process_alt_operands): Use targetm.secondary_memory_needed
3843 instead of TARGET_SECONDARY_MEMORY_NEEDED.
3844 (check_secondary_memory_needed_p): Likewise.
3845 (choose_split_class): Likewise.
3846 * reload.c: Unconditionally include code that was previously
3847 conditional on SECONDARY_MEMORY_NEEDED.
3848 (push_secondary_reload): Use targetm.secondary_memory_needed
3849 instead of TARGET_SECONDARY_MEMORY_NEEDED.
3850 (push_reload): Likewise.
3851 * reload1.c: Unconditionally include code that was previously
3852 conditional on SECONDARY_MEMORY_NEEDED.
3853 (choose_reload_regs): Use targetm.secondary_memory_needed
3854 instead of TARGET_SECONDARY_MEMORY_NEEDED.
3855 (gen_reload): Likewise.
3856 * system.h (SECONDARY_MEMORY_NEEDED): Poison.
3858 2017-09-13 Richard Sandiford <richard.sandiford@linaro.org>
3859 Alan Hayward <alan.hayward@arm.com>
3860 David Sherwood <david.sherwood@arm.com>
3862 * target.def (secondary_memory_needed_mode): New hook:
3863 * targhooks.c (default_secondary_memory_needed_mode): Declare.
3864 * targhooks.h (default_secondary_memory_needed_mode): New function.
3865 * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED_MODE): Replace with...
3866 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): ...this.
3867 * doc/tm.texi: Regenerate.
3868 * lra-constraints.c (check_and_process_move): Use
3869 targetm.secondary_memory_needed_mode instead of
3870 TARGET_SECONDARY_MEMORY_NEEDED_MODE.
3871 (curr_insn_transform): Likewise.
3872 * reload.c (get_secondary_mem): Likewise.
3873 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
3874 * config/alpha/alpha.c (alpha_secondary_memory_needed_mode): New
3876 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
3877 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
3878 * config/i386/i386.c (ix86_secondary_memory_needed_mode): New function.
3879 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
3880 * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED_MODE):
3882 * config/powerpcspe/powerpcspe-protos.h
3883 (rs6000_secondary_memory_needed_mode): Delete.
3884 * config/powerpcspe/powerpcspe.c
3885 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
3886 (rs6000_secondary_memory_needed_mode): Make static.
3887 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
3888 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_mode):
3890 * config/rs6000/rs6000.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
3892 (rs6000_secondary_memory_needed_mode): Make static.
3893 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
3894 * config/s390/s390.c (s390_secondary_memory_needed_mode): New function.
3895 (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine.
3896 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Delete.
3897 * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE):
3899 (sparc_secondary_memory_needed_mode): New function.
3900 * system.h (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Poison.
3902 2017-09-13 Jackson Woodruff <jackson.woodruff@arm.com>
3904 * config/aarch64/constraints.md (Umq): New constraint.
3905 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>):
3907 (mov<mode>): Update condition.
3909 2017-09-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3911 * gimple-ssa-store-merging.c (sort_by_bitpos): Compare store order
3912 when bitposition is the same.
3914 2017-09-13 Richard Biener <rguenther@suse.de>
3916 * dwarf2out.c (output_die_symbol): Remove.
3917 (output_die): Do not output a DIEs symbol.
3919 2017-09-13 Richard Biener <rguenther@suse.de>
3922 * gimple-fold.c (gimple_fold_call): Update SSA name in-place to
3923 default-def to avoid breaking iterator update with the weird
3924 interaction with cgraph_update_edges_for_call_stmt_node.
3926 2017-09-13 Richard Biener <rguenther@suse.de>
3928 * tree-cfg.c (verify_gimple_assign_binary): Add verification
3929 for WIDEN_SUM_EXPR, VEC_WIDEN_MULT_{HI,LO,EVEN,ODD}_EXPR,
3930 VEC_PACK_{TRUNC,SAT,FIX_TRUNC}_EXPR.
3931 (verify_gimple_assign_ternary): Add verification for DOT_PROD_EXPR.
3933 2017-09-13 Kugan Vivekanandarajah <kuganv@linaro.org>
3935 * config/aarch64/aarch64.c (aarch64_override_options_after_change_1):
3936 Disable pc relative literal load irrespective of
3937 TARGET_FIX_ERR_A53_84341 for default.
3939 2017-09-12 Eric Botcazou <ebotcazou@adacore.com>
3941 * config/sparc/sparc.c (output_return): Output the source location of
3942 the insn in the delay slot, if any.
3943 (output_sibcall): Likewise.
3945 2017-09-12 H.J. Lu <hongjiu.lu@intel.com>
3948 * common.opt (-static-pie): New alias.
3949 (shared): Negate static-pie.
3950 (-no-pie): Update help text.
3952 (static-pie): New option.
3953 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add
3954 -static-pie support.
3955 (GNU_USER_TARGET_ENDFILE_SPEC): Likewise.
3956 (LINK_EH_SPEC): Likewise.
3957 (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3958 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
3959 * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Likewise.
3960 * gcc.c (LINK_COMMAND_SPEC): Likewise.
3961 (init_gcc_specs): Likewise.
3962 (init_spec): Likewise.
3963 (display_help): Update help message for -pie.
3964 * doc/invoke.texi: Update -pie, -no-pie and -static. Document
3967 2017-09-12 Wilco Dijkstra <wdijkstr@arm.com>
3969 * config/aarch64/aarch64.md (movsi_aarch64): Remove all '*'.
3970 (movdi_aarch64): Likewise.
3971 (movti_aarch64): Likewise.
3973 2017-09-12 Simon Wright <simon@pushface.org>
3976 * config/darwin-driver.c (darwin_find_version_from_kernel): Eliminate
3977 calculation of the minor version, always output as 0.
3979 2017-09-12 Jakub Jelinek <jakub@redhat.com>
3982 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
3983 ALTIVEC_BUILTIN_VEC_LD if arg1 has array type call default_conversion
3984 on it early, rather than manual conversion late. For
3985 ALTIVEC_BUILTIN_VEC_ST if arg2 has array type call default_conversion
3986 instead of performing manual conversion.
3988 2017-09-12 Carl Love <cel@us.ibm.com>
3990 * config/rs6000/altivec.md (vec_widen_umult_even_v4si,
3991 vec_widen_smult_even_v4si): Add define expands for vmuleuw, vmulesw,
3993 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
3994 VMULOSW): Add definitions.
3995 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3996 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
3997 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
3998 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
3999 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
4001 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
4003 * config/aarch64/aarch64.md (movdi_aarch64): Set load/store
4005 (movti_aarch64): Likewise.
4006 (movdf_aarch64): Likewise.
4007 (movtf_aarch64): Likewise.
4008 (load_pairdi): Likewise.
4009 (store_pairdi): Likewise.
4010 (load_pairdf): Likewise.
4011 (store_pairdf): Likewise.
4012 (loadwb_pair<GPI:mode>_<P:mode>): Likewise.
4013 (storewb_pair<GPI:mode>_<P:mode>): Likewise.
4014 (ldr_got_small_<mode>): Likewise.
4015 (ldr_got_small_28k_<mode>): Likewise.
4016 (ldr_got_tiny): Likewise.
4017 * config/aarch64/iterators.md (ldst_sz): New.
4018 (ldpstp_sz): Likewise.
4019 * config/aarch64/thunderx.md (thunderx_storepair): Split store_8
4021 (thunderx_load): Split load_8 to load_16.
4022 * config/aarch64/thunderx2t99.md (thunderx2t99_loadpair): Split
4024 (thunderx2t99_storepair_basic): Split store_8 to store_16.
4025 * config/arm/xgene1.md (xgene1_load_pair): Split load_8 to load_16.
4026 (xgene1_store_pair): Split store_8 to store_16.
4027 * config/aarch64/falkor.md (falkor_ld_3_ld): Split load_8 to load_16.
4028 (falkor_st_0_st_sd): Split store_8 to store_16.
4030 2017-09-12 James Greenhalgh <james.greenhalgh@arm.com>
4032 * config/arm/types.md (type): Rename load1/2/3/4 to load_4/8/12/16
4033 and store1/2/3/4 to store_4/8/12/16.
4034 * config/aarch64/aarch64.md: Update for rename.
4035 * config/arm/arm.md: Likewise.: Likewise.
4036 * config/arm/arm.c: Likewise.
4037 * config/arm/thumb1.md: Likewise.
4038 * config/arm/thumb2.md: Likewise.
4039 * config/arm/vfp.md: Likewise.
4040 * config/arm/arm-generic.md: Likewise.
4041 * config/arm/arm1020e.md: Likewise.
4042 * config/arm/arm1026ejs.md: Likewise.
4043 * config/arm/arm1136jfs.md: Likewise.
4044 * config/arm/arm926ejs.md: Likewise.
4045 * config/arm/cortex-a15.md: Likewise.
4046 * config/arm/cortex-a17.md: Likewise.
4047 * config/arm/cortex-a5.md: Likewise.
4048 * config/arm/cortex-a53.md: Likewise.
4049 * config/arm/cortex-a57.md: Likewise.
4050 * config/arm/cortex-a7.md: Likewise.
4051 * config/arm/cortex-a8.md: Likewise.
4052 * config/arm/cortex-a9.md: Likewise.
4053 * config/arm/cortex-m4.md: Likewise.
4054 * config/arm/cortex-m7.md: Likewise.
4055 * config/arm/cortex-r4.md: Likewise.
4056 * config/arm/exynos-m1.md: Likewise.
4057 * config/arm/fa526.md: Likewise.
4058 * config/arm/fa606te.md: Likewise.
4059 * config/arm/fa626te.md: Likewise.
4060 * config/arm/fa726te.md: Likewise.
4061 * config/arm/fmp626.md: Likewise.
4062 * config/arm/iwmmxt.md: Likewise.
4063 * config/arm/ldmstm.md: Likewise.
4064 * config/arm/marvell-pj4.md: Likewise.
4065 * config/arm/xgene1.md: Likewise.
4066 * config/aarch64/thunderx.md: Likewise.
4067 * config/aarch64/thunderx2t99.md: Likewise.
4068 * config/aarch64/falkor.md: Likewise.
4070 2017-09-12 Martin Liska <mliska@suse.cz>
4072 * attribs.c (private_lookup_attribute): New function.
4073 * attribs.h (private_lookup_attribute): Declared here.
4074 (lookup_attribute): Called from this place.
4076 2017-09-12 Richard Biener <rguenther@suse.de>
4078 PR tree-optimization/82157
4079 * tree-ssa-pre.c (remove_dead_inserted_code): Do not remove
4080 stmts with side-effects.
4082 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4083 Alan Hayward <alan.hayward@arm.com>
4084 David Sherwood <david.sherwood@arm.com>
4086 * target.def (hard_regno_nregs): New hook.
4087 (class_max_nregs): Refer to it instead of HARD_REGNO_NREGS.
4088 * targhooks.h (default_hard_regno_nregs): Declare.
4089 * targhooks.c (default_hard_regno_nregs): New function.
4090 * doc/tm.texi.in (HARD_REGNO_NREGS): Replace with...
4091 (TARGET_HARD_REGNO_NREGS): ...this hook.
4092 (HARD_REGNO_NREGS_HAS_PADDING): Update accordingly.
4093 (CLASS_MAX_NREGS): Likewise.
4094 * doc/tm.texi: Regenerate.
4095 * reginfo.c (init_reg_modes_target): Use targetm.hard_regno_nregs
4096 instead of HARD_REGNO_NREGS.
4097 * rtl.h (REG_NREGS): Refer to TARGET_HARD_REGNO_NREGS rather than
4098 HARD_REGNO_NREGS in the comment.
4099 * config/aarch64/aarch64.h (HARD_REGNO_NREGS): Delete.
4100 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_nregs): Delete.
4101 * config/aarch64/aarch64.c (aarch64_hard_regno_nregs): Make static.
4102 Return an unsigned int.
4103 (TARGET_HARD_REGNO_NREGS): Redefine.
4104 * config/alpha/alpha.h (HARD_REGNO_NREGS): Delete.
4105 * config/arc/arc.h (HARD_REGNO_NREGS): Delete.
4106 * config/arc/arc.c (TARGET_HARD_REGNO_NREGS): Redefine.
4107 (arc_hard_regno_nregs): New function.
4108 * config/arm/arm.h (HARD_REGNO_NREGS): Delete.
4109 * config/arm/arm.c (TARGET_HARD_REGNO_NREGS): Redefine.
4110 (arm_hard_regno_nregs): New function.
4111 * config/avr/avr.h (HARD_REGNO_NREGS): Delete.
4112 * config/bfin/bfin.h (HARD_REGNO_NREGS): Delete.
4113 * config/bfin/bfin.c (bfin_hard_regno_nregs): New function.
4114 (TARGET_HARD_REGNO_NREGS): Redefine.
4115 * config/c6x/c6x.h (HARD_REGNO_NREGS): Delete.
4116 * config/cr16/cr16.h (LONG_REG_P): Use targetm.hard_regno_nregs.
4117 (HARD_REGNO_NREGS): Delete.
4118 * config/cr16/cr16.c (TARGET_HARD_REGNO_NREGS): Redefine.
4119 (cr16_hard_regno_nregs): New function.
4120 (cr16_memory_move_cost): Use it instead of HARD_REGNO_NREGS.
4121 * config/cris/cris.h (HARD_REGNO_NREGS): Delete.
4122 * config/cris/cris.c (TARGET_HARD_REGNO_NREGS): Redefine.
4123 (cris_hard_regno_nregs): New function.
4124 * config/epiphany/epiphany.h (HARD_REGNO_NREGS): Delete.
4125 * config/fr30/fr30.h (HARD_REGNO_NREGS): Delete.
4126 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
4127 * config/frv/frv.h (HARD_REGNO_NREGS): Delete.
4128 (CLASS_MAX_NREGS): Remove outdated copy of documentation.
4129 * config/frv/frv-protos.h (frv_hard_regno_nregs): Delete.
4130 * config/frv/frv.c (TARGET_HARD_REGNO_NREGS): Redefine.
4131 (frv_hard_regno_nregs): Make static. Take and return an
4133 (frv_class_max_nregs): Remove outdated copy of documentation.
4134 * config/ft32/ft32.h (HARD_REGNO_NREGS): Delete.
4135 * config/h8300/h8300.h (HARD_REGNO_NREGS): Delete.
4136 * config/h8300/h8300-protos.h (h8300_hard_regno_nregs): Delete.
4137 * config/h8300/h8300.c (h8300_hard_regno_nregs): Delete.
4138 * config/i386/i386.h (HARD_REGNO_NREGS): Delete.
4139 * config/i386/i386.c (ix86_hard_regno_nregs): New function.
4140 (TARGET_HARD_REGNO_NREGS): Redefine.
4141 * config/ia64/ia64.h (HARD_REGNO_NREGS): Delete.
4142 (CLASS_MAX_NREGS): Update comment.
4143 * config/ia64/ia64.c (TARGET_HARD_REGNO_NREGS): Redefine.
4144 (ia64_hard_regno_nregs): New function.
4145 * config/iq2000/iq2000.h (HARD_REGNO_NREGS): Delete.
4146 * config/lm32/lm32.h (HARD_REGNO_NREGS): Delete.
4147 * config/m32c/m32c.h (HARD_REGNO_NREGS): Delete.
4148 * config/m32c/m32c-protos.h (m32c_hard_regno_nregs): Delete.
4149 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Take and return
4151 (m32c_hard_regno_nregs): Likewise. Make static.
4152 (TARGET_HARD_REGNO_NREGS): Redefine.
4153 * config/m32r/m32r.h (HARD_REGNO_NREGS): Delete.
4154 * config/m68k/m68k.h (HARD_REGNO_NREGS): Delete.
4155 * config/m68k/m68k.c (TARGET_HARD_REGNO_NREGS): Redefine.
4156 (m68k_hard_regno_nregs): New function.
4157 * config/mcore/mcore.h (HARD_REGNO_NREGS): Delete.
4158 * config/microblaze/microblaze.h (HARD_REGNO_NREGS): Delete.
4159 * config/mips/mips.h (HARD_REGNO_NREGS): Delete.
4160 * config/mips/mips-protos.h (mips_hard_regno_nregs): Delete.
4161 * config/mips/mips.c (mips_hard_regno_nregs): Make static.
4162 Take and return an unsigned int.
4163 (TARGET_HARD_REGNO_NREGS): Redefine.
4164 * config/mmix/mmix.h (HARD_REGNO_NREGS): Delete.
4165 (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs.
4166 * config/mn10300/mn10300.h (HARD_REGNO_NREGS): Delete.
4167 * config/moxie/moxie.h (HARD_REGNO_NREGS): Delete.
4168 * config/msp430/msp430.h (HARD_REGNO_NREGS): Delete.
4169 * config/msp430/msp430-protos.h (msp430_hard_regno_nregs): Delete.
4170 * config/msp430/msp430.c (TARGET_HARD_REGNO_NREGS): Redefine.
4171 (msp430_hard_regno_nregs): Make static. Take and return an
4173 * config/nds32/nds32.h (HARD_REGNO_NREGS): Delete.
4174 * config/nds32/nds32-protos.h (nds32_hard_regno_nregs): Delete.
4175 * config/nds32/nds32.c (nds32_hard_regno_nregs): Delete.
4176 (nds32_hard_regno_mode_ok): Use targetm.hard_regno_nregs.
4177 * config/nios2/nios2.h (HARD_REGNO_NREGS): Delete.
4178 * config/nvptx/nvptx.h (HARD_REGNO_NREGS): Delete.
4179 * config/nvptx/nvptx.c (nvptx_hard_regno_nregs): New function.
4180 (TARGET_HARD_REGNO_NREGS): Redefine.
4181 * config/pa/pa32-regs.h (HARD_REGNO_NREGS): Rename to...
4182 (PA_HARD_REGNO_NREGS): ...this.
4183 * config/pa/pa64-regs.h (HARD_REGNO_NREGS): Rename to...
4184 (PA_HARD_REGNO_NREGS): ...this.
4185 * config/pa/pa.c (TARGET_HARD_REGNO_NREGS): Redefine.
4186 (pa_hard_regno_nregs): New function.
4187 * config/pdp11/pdp11.h (HARD_REGNO_NREGS): Delete.
4188 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_NREGS): Redefine.
4189 (pdp11_hard_regno_nregs): New function.
4190 * config/powerpcspe/powerpcspe.h (HARD_REGNO_NREGS): Delete.
4191 * config/powerpcspe/powerpcspe.c (TARGET_HARD_REGNO_NREGS): Redefine.
4192 (rs6000_hard_regno_nregs_hook): New function.
4193 * config/riscv/riscv.h (HARD_REGNO_NREGS): Delete.
4194 * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete.
4195 * config/riscv/riscv.c (riscv_hard_regno_nregs): Make static.
4196 Take and return an unsigned int. Move earlier in file.
4197 (TARGET_HARD_REGNO_NREGS): Redefine.
4198 * config/rl78/rl78.h (HARD_REGNO_NREGS): Delete.
4199 * config/rl78/rl78-protos.h (rl78_hard_regno_nregs): Delete.
4200 * config/rl78/rl78.c (TARGET_HARD_REGNO_NREGS): Reefine.
4201 (rl78_hard_regno_nregs): Make static. Take and return an
4203 * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Delete.
4204 * config/rs6000/rs6000.c (TARGET_HARD_REGNO_NREGS): Redefine.
4205 (rs6000_hard_regno_nregs_hook): New function.
4206 * config/rx/rx.h (HARD_REGNO_NREGS): Delete.
4207 * config/rx/rx.c (rx_hard_regno_nregs): New function.
4208 (TARGET_HARD_REGNO_NREGS): Redefine.
4209 * config/s390/s390.h (HARD_REGNO_NREGS): Delete.
4210 * config/s390/s390.c (REGNO_PAIR_OK): Use s390_hard_regno_nregs
4211 instead of HARD_REGNO_NREGS.
4212 (s390_hard_regno_nregs): New function.
4213 (s390_hard_regno_mode_ok): Add comment from s390.h.
4214 (TARGET_HARD_REGNO_NREGS): Redefine.
4215 * config/sh/sh.h (HARD_REGNO_NREGS): Delete.
4216 * config/sh/sh.c (TARGET_HARD_REGNO_NREGS): Redefine.
4217 (sh_hard_regno_nregs): New function.
4218 (sh_pass_in_reg_p): Use it.
4219 * config/sparc/sparc.h (HARD_REGNO_NREGS): Delete.
4220 * config/sparc/sparc.c (TARGET_HARD_REGNO_NREGS): Redefine.
4221 (sparc_hard_regno_nregs): New function.
4222 * config/spu/spu.h (HARD_REGNO_NREGS): Delete.
4223 * config/spu/spu.c (spu_hard_regno_nregs): New function.
4224 (spu_function_arg_advance): Use it, supplying a valid register number.
4225 (TARGET_HARD_REGNO_NREGS): Redefine.
4226 * config/stormy16/stormy16.h (HARD_REGNO_NREGS): Delete.
4227 * config/tilegx/tilegx.h (HARD_REGNO_NREGS): Delete.
4228 * config/tilepro/tilepro.h (HARD_REGNO_NREGS): Delete.
4229 * config/v850/v850.h (HARD_REGNO_NREGS): Delete.
4230 * config/vax/vax.h (HARD_REGNO_NREGS): Delete.
4231 * config/visium/visium.h (HARD_REGNO_NREGS): Delete.
4232 (CLASS_MAX_NREGS): Remove copy of old documentation.
4233 * config/visium/visium.c (TARGET_HARD_REGNO_NREGS): Redefine.
4234 (visium_hard_regno_nregs): New function.
4235 (visium_hard_regno_mode_ok): Use it instead of HARD_REGNO_NREGS.
4236 * config/xtensa/xtensa.h (HARD_REGNO_NREGS): Delete.
4237 * config/xtensa/xtensa.c (TARGET_HARD_REGNO_NREGS): Redefine.
4238 xtensa_hard_regno_nregs): New function.
4239 * system.h (HARD_REGNO_NREGS): Poison.
4241 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4243 * config/arm/arm.h (THUMB_SECONDARY_INPUT_RELOAD_CLASS): Use
4244 hard_regno_nregs instead of HARD_REGNO_NREGS.
4245 (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4246 * config/c6x/c6x.c (c6x_expand_prologue): Likewise.
4247 (c6x_expand_epilogue): Likewise.
4248 * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
4249 (frv_read_iacc_argument): Likewise.
4250 * config/sh/sh.c: Include regs.h.
4251 (sh_print_operand): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
4252 (regs_used): Likewise.
4253 (output_stack_adjust): Likewise.
4254 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Likewise.
4255 * expmed.c: Include regs.h.
4256 (store_bit_field_1): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
4257 * ree.c: Include regs.h.
4258 (combine_reaching_defs): Use hard_regno_nregs instead of
4260 (add_removable_extension): Likewise.
4262 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4264 * regs.h (hard_regno_nregs): Turn into a function.
4265 (end_hard_regno): Update accordingly.
4266 * caller-save.c (setup_save_areas): Likewise.
4267 (save_call_clobbered_regs): Likewise.
4268 (replace_reg_with_saved_mem): Likewise.
4269 (insert_restore): Likewise.
4270 (insert_save): Likewise.
4271 * combine.c (can_change_dest_mode): Likewise.
4272 (move_deaths): Likewise.
4273 (distribute_notes): Likewise.
4274 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
4275 * config/powerpcspe/powerpcspe.c (rs6000_cannot_change_mode_class)
4276 (rs6000_split_multireg_move): Likewise.
4277 (rs6000_register_move_cost): Likewise.
4278 (rs6000_memory_move_cost): Likewise.
4279 * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Likewise.
4280 (rs6000_split_multireg_move): Likewise.
4281 (rs6000_register_move_cost): Likewise.
4282 (rs6000_memory_move_cost): Likewise.
4283 * cselib.c (cselib_reset_table): Likewise.
4284 (cselib_lookup_1): Likewise.
4285 * emit-rtl.c (set_mode_and_regno): Likewise.
4286 * function.c (aggregate_value_p): Likewise.
4287 * ira-color.c (setup_profitable_hard_regs): Likewise.
4288 (check_hard_reg_p): Likewise.
4289 (calculate_saved_nregs): Likewise.
4290 (assign_hard_reg): Likewise.
4291 (improve_allocation): Likewise.
4292 (calculate_spill_cost): Likewise.
4293 * ira-emit.c (modify_move_list): Likewise.
4294 * ira-int.h (ira_hard_reg_set_intersection_p): Likewise.
4295 (ira_hard_reg_in_set_p): Likewise.
4296 * ira.c (setup_reg_mode_hard_regset): Likewise.
4297 (clarify_prohibited_class_mode_regs): Likewise.
4298 (check_allocation): Likewise.
4299 * lra-assigns.c (find_hard_regno_for_1): Likewise.
4300 (lra_setup_reg_renumber): Likewise.
4301 (setup_try_hard_regno_pseudos): Likewise.
4302 (spill_for): Likewise.
4303 (assign_hard_regno): Likewise.
4304 (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
4305 * lra-constraints.c (in_class_p): Likewise.
4306 (lra_constraint_offset): Likewise.
4307 (simplify_operand_subreg): Likewise.
4308 (lra_constraints): Likewise.
4309 (split_reg): Likewise.
4310 (split_if_necessary): Likewise.
4311 (invariant_p): Likewise.
4312 (inherit_in_ebb): Likewise.
4313 * lra-lives.c (process_bb_lives): Likewise.
4314 * lra-remat.c (reg_overlap_for_remat_p): Likewise.
4315 (get_hard_regs): Likewise.
4316 (do_remat): Likewise.
4317 * lra-spills.c (assign_spill_hard_regs): Likewise.
4318 * mode-switching.c (create_pre_exit): Likewise.
4319 * postreload.c (reload_combine_recognize_pattern): Likewise.
4320 * recog.c (peep2_find_free_register): Likewise.
4321 * regcprop.c (kill_value_regno): Likewise.
4322 (set_value_regno): Likewise.
4323 (copy_value): Likewise.
4324 (maybe_mode_change): Likewise.
4325 (find_oldest_value_reg): Likewise.
4326 (copyprop_hardreg_forward_1): Likewise.
4327 * regrename.c (check_new_reg_p): Likewise.
4328 (regrename_do_replace): Likewise.
4329 * reload.c (push_reload): Likewise.
4330 (combine_reloads): Likewise.
4331 (find_dummy_reload): Likewise.
4332 (operands_match_p): Likewise.
4333 (find_reloads): Likewise.
4334 (find_equiv_reg): Likewise.
4335 (reload_adjust_reg_for_mode): Likewise.
4336 * reload1.c (count_pseudo): Likewise.
4337 (count_spilled_pseudo): Likewise.
4338 (find_reg): Likewise.
4339 (clear_reload_reg_in_use): Likewise.
4340 (free_for_value_p): Likewise.
4341 (allocate_reload_reg): Likewise.
4342 (choose_reload_regs): Likewise.
4343 (reload_adjust_reg_for_temp): Likewise.
4344 (emit_reload_insns): Likewise.
4345 (delete_output_reload): Likewise.
4346 * rtlanal.c (subreg_get_info): Likewise.
4347 * sched-deps.c (sched_analyze_reg): Likewise.
4348 * sel-sched.c (init_regs_for_mode): Likewise.
4349 (mark_unavailable_hard_regs): Likewise.
4350 (choose_best_reg_1): Likewise.
4351 (verify_target_availability): Likewise.
4352 * valtrack.c (dead_debug_insert_temp): Likewise.
4353 * var-tracking.c (track_loc_p): Likewise.
4354 (emit_note_insn_var_location): Likewise.
4355 * varasm.c (make_decl_rtl): Likewise.
4356 * reginfo.c (choose_hard_reg_mode): Likewise.
4357 (init_reg_modes_target): Refer directly to
4358 this_target_regs->x_hard_regno_nregs.
4360 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4362 * ira-costs.c (record_operand_costs): Use in_hard_reg_set_p
4363 instead of hard_regno_nregs.
4365 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4367 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Use
4368 end_hard_regno instead of hard_regno_nregs.
4369 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
4370 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Likewise.
4371 * config/visium/visium.c (visium_hard_regno_mode_ok): Likewise.
4372 * ira-color.c (improve_allocation): Likewise.
4373 * lra-assigns.c (find_hard_regno_for_1): Likewise.
4374 * lra-lives.c (mark_regno_live): Likewise.
4375 (mark_regno_dead): Likewise.
4376 * lra-remat.c (operand_to_remat): Likewise.
4377 * lra.c (collect_non_operand_hard_regs): Likewise.
4378 * postreload.c (reload_combine_note_store): Likewise.
4379 (move2add_valid_value_p): Likewise.
4380 * reload.c (regno_clobbered_p): Likewise.
4382 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4384 * config/frv/frv.c (FOR_EACH_REGNO): Use END_REGNO instead of
4386 * config/v850/v850.c (v850_reorg): Likewise.
4387 * reload.c (refers_to_regno_for_reload_p): Likewise.
4388 (find_equiv_reg): Likewise.
4389 * reload1.c (reload_reg_reaches_end_p): Likewise.
4391 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4393 * caller-save.c (add_used_regs): Use REG_NREGS instead of
4395 * config/aarch64/aarch64.c (aarch64_split_combinev16qi): Likewise.
4396 * config/arm/arm.c (output_move_neon): Likewise.
4397 (arm_attr_length_move_neon): Likewise.
4398 (neon_split_vcombine): Likewise.
4399 * config/c6x/c6x.c (c6x_mark_reg_read): Likewise.
4400 (c6x_mark_reg_written): Likewise.
4401 (c6x_dwarf_register_span): Likewise.
4402 * config/i386/i386.c (ix86_save_reg): Likewise.
4403 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
4404 (rws_access_reg): Likewise.
4405 * config/s390/s390.c (s390_call_saved_register_used): Likewise.
4406 * mode-switching.c (create_pre_exit): Likewise.
4407 * ree.c (combine_reaching_defs): Likewise.
4408 (add_removable_extension): Likewise.
4409 * regcprop.c (find_oldest_value_reg): Likewise.
4410 (copyprop_hardreg_forward_1): Likewise.
4411 * reload.c (reload_inner_reg_of_subreg): Likewise.
4412 (push_reload): Likewise.
4413 (combine_reloads): Likewise.
4414 (find_dummy_reload): Likewise.
4415 (reload_adjust_reg_for_mode): Likewise.
4416 * reload1.c (find_reload_regs): Likewise.
4417 (forget_old_reloads_1): Likewise.
4418 (reload_reg_free_for_value_p): Likewise.
4419 (reload_adjust_reg_for_temp): Likewise.
4420 (emit_reload_insns): Likewise.
4421 (delete_output_reload): Likewise.
4422 * sel-sched.c (choose_best_reg_1): Likewise.
4423 (choose_best_pseudo_reg): Likewise.
4425 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4426 Alan Hayward <alan.hayward@arm.com>
4427 David Sherwood <david.sherwood@arm.com>
4429 * defaults.h (SLOW_UNALIGNED_ACCESS): Delete.
4430 * target.def (slow_unaligned_access): New hook.
4431 * targhooks.h (default_slow_unaligned_access): Declare.
4432 * targhooks.c (default_slow_unaligned_access): New function.
4433 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Replace with...
4434 (TARGET_SLOW_UNALIGNED_ACCESS): ...this.
4435 * doc/tm.texi: Regenerate.
4436 * config/alpha/alpha.h (SLOW_UNALIGNED_ACCESS): Delete.
4437 * config/arm/arm.h (SLOW_UNALIGNED_ACCESS): Delete.
4438 * config/i386/i386.h (SLOW_UNALIGNED_ACCESS): Delete commented-out
4440 * config/powerpcspe/powerpcspe.h (SLOW_UNALIGNED_ACCESS): Delete.
4441 * config/powerpcspe/powerpcspe.c (TARGET_SLOW_UNALIGNED_ACCESS):
4443 (rs6000_slow_unaligned_access): New function.
4444 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
4445 (expand_block_compare): Likewise.
4446 (expand_strn_compare): Likewise.
4447 (rs6000_rtx_costs): Likewise.
4448 * config/riscv/riscv.h (SLOW_UNALIGNED_ACCESS): Delete.
4449 (riscv_slow_unaligned_access): Likewise.
4450 * config/riscv/riscv.c (riscv_slow_unaligned_access): Rename to...
4451 (riscv_slow_unaligned_access_p): ...this and make static.
4452 (riscv_option_override): Update accordingly.
4453 (riscv_slow_unaligned_access): New function.
4454 (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
4455 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Delete.
4456 * config/rs6000/rs6000.c (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
4457 (rs6000_slow_unaligned_access): New function.
4458 (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
4459 (rs6000_rtx_costs): Likewise.
4460 * config/rs6000/rs6000-string.c (expand_block_compare)
4461 (expand_strn_compare): Use targetm.slow_unaligned_access instead
4462 of SLOW_UNALIGNED_ACCESS.
4463 * config/tilegx/tilegx.h (SLOW_UNALIGNED_ACCESS): Delete.
4464 * config/tilepro/tilepro.h (SLOW_UNALIGNED_ACCESS): Delete.
4465 * calls.c (expand_call): Use targetm.slow_unaligned_access instead
4466 of SLOW_UNALIGNED_ACCESS.
4467 * expmed.c (simple_mem_bitfield_p): Likewise.
4468 * expr.c (alignment_for_piecewise_move): Likewise.
4469 (emit_group_load_1): Likewise.
4470 (emit_group_store): Likewise.
4471 (copy_blkmode_from_reg): Likewise.
4472 (emit_push_insn): Likewise.
4473 (expand_assignment): Likewise.
4474 (store_field): Likewise.
4475 (expand_expr_real_1): Likewise.
4476 * gimple-fold.c (gimple_fold_builtin_memory_op): Likewise.
4477 * lra-constraints.c (simplify_operand_subreg): Likewise.
4478 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
4479 * gimple-ssa-store-merging.c: Likewise in block comment at start
4481 * tree-ssa-strlen.c: Include target.h.
4482 (handle_builtin_memcmp): Use targetm.slow_unaligned_access instead
4483 of SLOW_UNALIGNED_ACCESS.
4484 * system.h (SLOW_UNALIGNED_ACCESS): Poison.
4486 2017-09-12 Richard Sandiford <richard.sandiford@linaro.org>
4488 PR rtl-optimization/82185
4489 * expmed.c (emit_store_flag_int): Only test tem if it has been
4492 2017-09-12 Richard Biener <rguenther@suse.de>
4495 * match.pd ((FTYPE) N CMP CST): Fix typo.
4497 2017-09-12 Simon Atanasyan <simon.atanasyan@imgtec.com>
4499 * config/mips/mips.c (mips_attribute_table): Add 'short_call'
4501 (mips_near_type_p): Add 'short_call' attribute as a synonym
4503 * doc/extend.texi (short_call): Document new function attribute.
4505 2017-09-12 Jakub Jelinek <jakub@redhat.com>
4508 * c-common.c (sync_resolve_size): Instead of c_dialect_cxx ()
4509 assertion check that in the condition.
4510 (get_atomic_generic_size): Likewise. Before testing if parameter
4511 has pointer type, if it has array type, call for C++
4512 default_conversion to perform array-to-pointer conversion.
4514 2017-09-12 Richard Biener <rguenther@suse.de>
4516 * tree-vect-generic.c (expand_vector_operations_1): Do nothing
4517 for operations we cannot scalarize.
4519 2017-09-12 Aldy Hernandez <aldyh@redhat.com>
4521 * tree-ssa-threadbackward.c (fsm_find_thread_path): Make GC
4522 vectors heap vectors. Clean up comments.
4523 Make visited_bbs a reference.
4524 (profitable_jump_thread_path): Make GC
4525 vectors heap vectors. Clean up comments.
4527 (convert_and_register_jump_thread_path): Make GC vectors heap
4529 (check_subpath_and_update_thread_path): Same. Clean up comments.
4530 Make visited_bbs a reference.
4531 (handle_phi): Abstract common code to to
4532 register_jump_thread_path_if_profitable.
4533 Rename VAR_BB to DEF_BB.
4535 Make GC vectors heap vectors.
4536 Make visited_bbs a reference.
4537 (handle_assignment): Same.
4538 (register_jump_thread_path_if_profitable): New.
4539 (fsm_find_control_statement_thread_paths): Rename VAR_BB to
4541 Make GC vectors heap vectors. Clean up comments.
4542 Make visited_bbs a reference.
4543 (find_jump_threads_backwards): Make visited_bbs live in the stack.
4544 * tree-ssa-threadupdate.c (delete_jump_thread_path): Fix typo in
4547 2017-09-11 Max Filippov <jcmvbkbc@gmail.com>
4550 * config/xtensa/xtensa.c (xtensa_mem_offset): Check that both
4551 words of E_DImode object are reachable by xtensa_uimm8x4 access.
4553 2017-09-11 Vidya Praveen <vidyapraveen@arm.com>
4555 Revert r251800 and r251799.
4557 2017-09-11 Martin Jambor <mjambor@suse.cz>
4560 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Process ADDR_EXPRs in
4561 arguments in advance.
4562 * hsa-regalloc.c (naive_process_phi): New parameter predecessors,
4563 use it to find predecessor edges.
4564 (naive_outof_ssa): Collect vector of predecessors.
4566 2017-09-08 Jason Merrill <jason@redhat.com>
4568 PR c++/70029 - ICE with ref-qualifier and -flto
4569 * langhooks.h (struct lang_hooks_for_types): Add
4570 copy_lang_qualifiers.
4571 * attribs.c (build_type_attribute_qual_variant): Use it.
4572 * langhooks-def.h (LANG_HOOKS_COPY_LANG_QUALIFIERS): Default to
4574 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
4575 * tree.c (verify_type): Re-enable TYPE_CANONICAL main variant check.
4577 2017-09-08 Eric Botcazou <ebotcazou@adacore.com>
4580 * config/sparc/sparc.md (mulsi3): Rename into *mulsi3_sp32.
4581 (*mulsi3_sp64): New instruction.
4582 (mulsi3): New expander.
4584 2017-09-08 Uros Bizjak <ubizjak@gmail.com>
4586 * config/alpha/alpha.c (alpha_print_operand) <case 'S'>: Remove.
4588 2017-09-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4590 * sancov.c: Include memmodel.h.
4592 2017-09-07 Eric Botcazou <ebotcazou@adacore.com>
4595 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Deal with too
4598 2017-09-07 Carl Love <cel@us.ibm.com>
4600 * config/rs6000/vsx.md (define_insn "*stxvl"): Add missing argument to
4601 the sldi instruction.
4603 2017-09-07 David Edelsohn <dje.gcc@gmail.com>
4605 * sancov.c: Include tm_p.h.
4607 2017-09-07 Jakub Jelinek <jakub@redhat.com>
4610 * output.h (switch_to_other_text_partition): New declaration.
4611 * varasm.c (switch_to_other_text_partition): New function.
4612 * config/rs6000/rs6000.c (uses_TOC): Return 2 if
4613 NOTE_INSN_SWITCH_TEXT_SECTIONS is seen before finding load_toc_* insn.
4614 (rs6000_elf_declare_function_name): If uses_TOC returned 2, switch
4615 to the other text partition before emitting LCL label and switch back
4616 after emitting the word after it.
4618 2017-09-07 Richard Biener <rguenther@suse.de>
4620 * passes.def (pass_split_crit_edges): Remove instance before PRE.
4621 * tree-ssa-pre.c (pass_pre::execute): Instead manually split
4622 critical edges here, after loop init.
4623 (pass_data_pre): Remove PROP_no_crit_edges flags.
4624 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use vn_valueize
4625 for valueization of call args to avoid leaking VN_TOP.
4626 (visit_use): Assert we do not visit default defs.
4627 (init_scc_vn): Use build_decl for VN_TOP to make name nicer.
4628 Use error_mark_node to more easily detect leaking VN_TOP.
4629 All default-defs are varying, not VN_TOP. Mark them visited.
4630 (run_scc_vn): Make code match comment.
4632 2017-09-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4634 * config/rs6000/rs6000-cpus.def (OTHER_VSX_VECTOR_MASKS): Delete
4635 OPTION_MASK_FLOAT128_KEYWORD.
4636 (POWERPC_MASKS): Likewise.
4637 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Delete
4638 support for the -mfloat128-type option, and make -mfloat128
4639 default on PowerPC Linux systems. Define or undefine
4640 __FLOAT128__ and __FLOAT128_HARDWARE__ for the current options.
4641 Define __float128 to be __ieee128 if IEEE 128-bit support is
4642 enabled, or undefine it.
4643 (rs6000_cpu_cpp_builtins): Delete defining __FLOAT128__ here.
4644 Delete defining __FLOAT128_TYPE__.
4645 * config/rs6000/rs6000.opt (x_TARGET_FLOAT128_TYPE): Delete the
4646 -mfloat128-type option and make -mfloat128 default on PowerPC
4648 (TARGET_FLOAT128_TYPE): Likewise.
4649 (-mfloat128-type): Likewise.
4650 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4651 Delete the -mfloat128-type option and make -mfloat128 default on
4652 PowerPC Linux systems. Always use __ieee128 to be the keyword for
4653 the IEEE 128-bit type, and map __float128 to __ieee128 if IEEE
4654 128-bit floating point is enabled. Change tests from using
4655 -mfloat128-type to -mfloat128.
4656 (rs6000_mangle_type): Use the correct mangling for the __float128
4657 type even if normal long double is restricted to 64-bits.
4658 (floatn_mode): Enable the _Float128 type by default on VSX Linux
4660 * config/rs6000/rs6000.h (MASK_FLOAT128_TYPE): Delete.
4661 (MASK_FLOAT128_KEYWORD): Define new shortcut macro.
4662 (RS6000BTM_FLOAT128): Define in terms of -mfloat128, not
4664 * doc/invoke.texi (RS/6000 and PowerPC Options): Update
4665 documentation for -mfloat128.
4667 2017-09-06 Olivier Hainque <hainque@adacore.com>
4669 * config.gcc (powerpc-wrs-vxworksspe): Now match as vxworks*spe.
4671 2017-09-06 Wish Wu <wishwu007@gmail.com>
4672 Jakub Jelinek <jakub@redhat.com>
4674 * asan.c (initialize_sanitizer_builtins): Add
4675 BT_FN_VOID_UINT8_UINT8, BT_FN_VOID_UINT16_UINT16,
4676 BT_FN_VOID_UINT32_UINT32, BT_FN_VOID_UINT64_UINT64,
4677 BT_FN_VOID_FLOAT_FLOAT, BT_FN_VOID_DOUBLE_DOUBLE and
4678 BT_FN_VOID_UINT64_PTR variables.
4679 * builtin-types.def (BT_FN_VOID_UINT8_UINT8): New fn type.
4680 (BT_FN_VOID_UINT16_UINT16): Likewise.
4681 (BT_FN_VOID_UINT32_UINT32): Likewise.
4682 (BT_FN_VOID_FLOAT_FLOAT): Likewise.
4683 (BT_FN_VOID_DOUBLE_DOUBLE): Likewise.
4684 (BT_FN_VOID_UINT64_PTR): Likewise.
4685 * common.opt (flag_sanitize_coverage): New variable.
4686 (fsanitize-coverage=trace-pc): Remove.
4687 (fsanitize-coverage=): Add.
4688 * flag-types.h (enum sanitize_coverage_code): New enum.
4689 * fold-const.c (fold_range_test): Disable non-short-circuit
4690 optimization if flag_sanitize_coverage.
4691 (fold_truth_andor): Likewise.
4692 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
4693 * opts.c (COVERAGE_SANITIZER_OPT): Define.
4694 (coverage_sanitizer_opts): New array.
4695 (get_closest_sanitizer_option): Add OPTS argument, handle also
4696 OPT_fsanitize_coverage_.
4697 (parse_sanitizer_options): Adjusted to also handle
4698 OPT_fsanitize_coverage_.
4699 (common_handle_option): Add OPT_fsanitize_coverage_.
4700 * sancov.c (instrument_comparison, instrument_switch): New function.
4701 (sancov_pass): Add trace-cmp support.
4702 * sanitizer.def (BUILT_IN_SANITIZER_COV_TRACE_CMP1,
4703 BUILT_IN_SANITIZER_COV_TRACE_CMP2, BUILT_IN_SANITIZER_COV_TRACE_CMP4,
4704 BUILT_IN_SANITIZER_COV_TRACE_CMP8,
4705 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP1,
4706 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP2,
4707 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP4,
4708 BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP8,
4709 BUILT_IN_SANITIZER_COV_TRACE_CMPF, BUILT_IN_SANITIZER_COV_TRACE_CMPD,
4710 BUILT_IN_SANITIZER_COV_TRACE_SWITCH): New builtins.
4711 * doc/invoke.texi: Document -fsanitize-coverage=trace-cmp.
4713 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
4715 * config/arm/parsecpu.awk (fatal): Note that we've encountered an
4716 error. Only quit immediately if parsing is complete.
4717 (BEGIN): Initialize fatal_err and parse_done.
4718 (begin fpu, end fpu): Check number of arguments.
4719 (begin arch, end arch): Likewise.
4720 (begin cpu, end cpu): Likewise.
4721 (cname, tune for, tune flags, architecture, fpu, option): Likewise.
4722 (optalias): Likewise.
4724 2017-09-06 Richard Earnshaw <rearnsha@arm.com>
4726 * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
4727 * config/arm/arm-isa.h: Delete. Move definitions to ...
4728 * arm-cpus.in: ... here. Use new feature and fgroup values.
4729 * config/arm/arm.c (arm_option_override): Use lower case for feature
4731 * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
4732 (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
4733 * config/arm/parsecpu.awk (END): Add new command 'isa'.
4735 (print_isa_bits_for): New function.
4736 (gen_isa): New function.
4737 (gen_comm_data): Use print_isa_bits_for.
4738 (define feature): New keyword.
4739 (define fgroup): New keyword.
4740 * config/arm/t-arm (OPTIONS_H_EXTRA): Add arm-isa.h
4741 (arm-isa.h): Add rule to generate file.
4742 * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
4743 case for feature bit names.
4745 2017-09-06 Richard Biener <rguenther@suse.de>
4747 * tree-ssa-pre.c (NECESSARY): Remove.
4748 (create_expression_by_pieces): Do not touch pass-local flags.
4749 (insert_into_preds_of_block): Likewise.
4750 (do_pre_regular_insertion): Likewise.
4751 (eliminate_insert): Likewise.
4752 (eliminate_dom_walker::before_dom_children): Likewise.
4753 (fini_eliminate): Do not look at inserted_exprs.
4754 (mark_operand_necessary): Remove.
4755 (remove_dead_inserted_code): Replace with simple work-list
4756 algorithm based on inserted_exprs and SSA uses.
4757 (pass_pre::execute): Re-order fini_eliminate and
4758 remove_dead_inserted_code.
4760 2017-09-06 Olivier Hainque <hainque@adacore.com>
4762 * config/powerpcspe/vxworks.h (VXCPU_FOR_8548): Correct definition
4763 for VxWorks 7. Adjust surrounding comments.
4765 2017-09-06 Richard Biener <rguenther@suse.de>
4767 * gimple-ssa-strength-reduction.c
4768 (find_candidates_dom_walker::before_dom_children): Also allow
4771 2017-09-06 Richard Biener <rguenther@suse.de>
4773 PR tree-optimization/82108
4774 * tree-vect-stmts.c (vectorizable_load): Fix pointer adjustment
4775 for gap in the non-permutation SLP case.
4777 2017-09-06 Martin Jambor <mjambor@suse.cz>
4779 PR tree-optimization/82078
4780 * tree-sra.c (sort_and_splice_var_accesses): Move call to
4781 add_access_to_work_queue...
4782 (build_accesses_from_assign): ...here.
4783 (propagate_all_subaccesses): Make sure racc is the group
4784 representative, if there is one.
4786 2017-09-06 Jakub Jelinek <jakub@redhat.com>
4789 * varasm.c (categorize_decl_for_section): Use SECCAT_TBSS for TLS vars with
4792 2017-09-06 Richard Biener <rguenther@suse.de>
4794 * gimple-ssa-strength-reduction.c
4795 (find_candidates_dom_walker::before_doom_children): Use a
4796 type and not a mode check.
4798 2017-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
4801 * config/arm/predicates.md (arm_general_adddi_operand): Create new
4803 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Use new predicates.
4805 2017-09-05 Jeff Law <law@redhat.com>
4807 PR tree-optimization/64910
4808 * tree-ssa-reassoc.c (reassociate_bb): Restrict last change to
4809 cases where we have 3 or more operands.
4811 2017-09-05 Jakub Jelinek <jakub@redhat.com>
4814 * omp-low.c (lower_omp_for): Recompute tree invariant if
4815 gimple_omp_for_initial/final is ADDR_EXPR.
4818 * omp-expand.c (expand_omp_simd): Force second operands of COND_EXPR
4819 into gimple val before gimplification fo the COND_EXPR.
4821 2017-09-05 Aldy Hernandez <aldyh@redhat.com>
4823 * tree-ssa-threadupdate.c (duplicate_thread_path): Remove unused
4824 REGION_COPY argument.
4825 (thread_through_all_blocks): Remove unused argument to
4826 duplicate_thread_path.
4828 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4829 Alan Hayward <alan.hayward@arm.com>
4830 David Sherwood <david.sherwood@arm.com>
4832 * config/aarch64/aarch64-protos.h (aarch64_gen_adjusted_ldpstp):
4833 Take a scalar_mode rather than a machine_mode.
4834 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4835 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Likewise.
4836 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4837 (aarch64_gen_adjusted_ldpstp): Likewise.
4838 (aarch64_expand_vector_init): Use scalar_mode instead of machine_mode.
4840 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4841 Alan Hayward <alan.hayward@arm.com>
4842 David Sherwood <david.sherwood@arm.com>
4844 * config/aarch64/aarch64-protos.h (aarch64_is_extend_from_extract):
4845 Take a scalar_int_mode instead of a machine_mode.
4846 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
4847 (aarch64_output_scalar_simd_mov_immediate): Likewise.
4848 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
4849 (aarch64_simd_attr_length_rglist): Delete.
4850 * config/aarch64/aarch64.c (aarch64_is_extend_from_extract): Take
4851 a scalar_int_mode instead of a machine_mode.
4852 (aarch64_add_offset): Likewise.
4853 (aarch64_internal_mov_immediate): Likewise
4854 (aarch64_add_constant_internal): Likewise.
4855 (aarch64_add_constant): Likewise.
4856 (aarch64_movw_imm): Likewise.
4857 (aarch64_rtx_arith_op_extract_p): Likewise.
4858 (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
4859 (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
4860 Remove assert that the mode isn't a vector.
4861 (aarch64_output_scalar_simd_mov_immediate): Likewise.
4862 (aarch64_expand_mov_immediate): Update calls after above changes.
4863 (aarch64_output_casesi): Use as_a <scalar_int_mode>.
4864 (aarch64_and_bitmask_imm): Check for scalar integer modes.
4865 (aarch64_move_imm): Likewise.
4866 (aarch64_can_const_movi_rtx_p): Likewise.
4867 (aarch64_strip_extend): Likewise.
4868 (aarch64_extr_rtx_p): Likewise.
4869 (aarch64_rtx_costs): Likewise, using wode_mode as the mode of
4870 a CONST_INT when the mode parameter is VOIDmode.
4871 (aarch64_float_const_rtx_p): Use scalar_int_mode for a temporary.
4873 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4875 * machmode.h (bitwise_mode_for_mode): Return opt_mode.
4876 * stor-layout.c (bitwise_mode_for_mode): Likewise.
4877 (bitwise_type_for_mode): Update accordingly.
4879 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4881 * stor-layout.h (mode_for_size_tree): Return an opt_mode.
4882 * stor-layout.c (mode_for_size_tree): Likewise.
4883 (mode_for_array): Update accordingly.
4884 (layout_decl): Likewise.
4885 (compute_record_mode): Likewise. Only set the mode once.
4887 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4889 * target.def (get_mask_mode): Change return type to opt_mode.
4891 * doc/tm.texi: Regenerate.
4892 * targhooks.h (default_get_mask_mode): Return an opt_mode.
4893 * targhooks.c (default_get_mask_mode): Likewise.
4894 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
4895 * optabs-query.c (can_vec_mask_load_store_p): Update use of
4896 targetm.get_mask_mode.
4897 * tree.c (build_truth_vector_type): Likewise.
4899 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4901 * machmode.h (mode_for_vector): Return an opt_mode.
4902 * stor-layout.c (mode_for_vector): Likewise.
4903 (mode_for_int_vector): Update accordingly.
4904 (layout_type): Likewise.
4905 * config/i386/i386.c (emit_memmov): Likewise.
4906 (ix86_expand_set_or_movmem): Likewise.
4907 (ix86_expand_vector_init): Likewise.
4908 (ix86_get_mask_mode): Likewise.
4909 * config/powerpcspe/powerpcspe.c (rs6000_expand_vec_perm_const_1):
4911 * config/rs6000/rs6000.c (rs6000_expand_vec_perm_const_1): Likewise.
4912 * expmed.c (extract_bit_field_1): Likewise.
4913 * expr.c (expand_expr_real_2): Likewise.
4914 * optabs-query.c (can_vec_perm_p): Likewise.
4915 (can_vec_mask_load_store_p): Likewise.
4916 * optabs.c (expand_vec_perm): Likewise.
4917 * targhooks.c (default_get_mask_mode): Likewise.
4918 * tree-vect-stmts.c (vectorizable_store): Likewise.
4919 (vectorizable_load): Likewise.
4920 (get_vectype_for_scalar_type_and_size): Likewise.
4922 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4924 * machmode.h (mode_for_int_vector): New function.
4925 * stor-layout.c (mode_for_int_vector): Likewise.
4926 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Use it.
4927 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Likewise.
4928 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
4929 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
4930 (s390_expand_vcond): Likewise.
4932 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4934 * machmode.h (opt_machine_mode): New type.
4935 (opt_mode<T>): Allow construction from anything that can be
4937 (is_a, as_a, dyn_cast): Add overloads for opt_mode.
4938 (mode_for_size): Return an opt_machine_mode.
4939 * stor-layout.c (mode_for_size): Likewise.
4940 (mode_for_size_tree): Update call accordingly.
4941 (bitwise_mode_for_mode): Likewise.
4942 (make_fract_type): Likewise.
4943 (make_accum_type): Likewise.
4944 * caller-save.c (replace_reg_with_saved_mem): Update call
4946 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
4947 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
4948 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
4949 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
4950 * expmed.c (extract_bit_field_1): Likewise.
4951 * reload.c (get_secondary_mem): Likewise.
4952 * varasm.c (assemble_integer): Likewise.
4953 * lower-subreg.c (simplify_subreg_concatn): Likewise. Move
4956 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4958 * machmode.h (decimal_float_mode_for_size): New function.
4959 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use float_mode_for_size.
4960 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
4961 (REAL_VALUE_TO_TARGET_SINGLE): Likewise.
4962 (REAL_VALUE_TO_TARGET_DECIMAL128): Use decimal_float_mode_for_size.
4963 (REAL_VALUE_TO_TARGET_DECIMAL64): Likewise.
4964 (REAL_VALUE_TO_TARGET_DECIMAL32): Likewise.
4966 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
4968 * builtins.c (expand_builtin_powi): Use int_mode_for_size.
4969 (get_builtin_sync_mode): Likewise.
4970 (expand_ifn_atomic_compare_exchange): Likewise.
4971 (expand_builtin_atomic_clear): Likewise.
4972 (expand_builtin_atomic_test_and_set): Likewise.
4973 (fold_builtin_atomic_always_lock_free): Likewise.
4974 * calls.c (compute_argument_addresses): Likewise.
4975 (emit_library_call_value_1): Likewise.
4976 (store_one_arg): Likewise.
4977 * combine.c (combine_instructions): Likewise.
4978 * config/aarch64/aarch64.c (aarch64_function_value): Likewise.
4979 * config/arm/arm.c (arm_function_value): Likewise.
4980 (aapcs_allocate_return_reg): Likewise.
4981 * config/c6x/c6x.c (c6x_expand_movmem): Likewise.
4982 * config/i386/i386.c (construct_container): Likewise.
4983 (ix86_gimplify_va_arg): Likewise.
4984 (ix86_expand_sse_cmp): Likewise.
4985 (emit_memmov): Likewise.
4986 (emit_memset): Likewise.
4987 (expand_small_movmem_or_setmem): Likewise.
4988 (ix86_expand_pextr): Likewise.
4989 (ix86_expand_pinsr): Likewise.
4990 * config/lm32/lm32.c (lm32_block_move_inline): Likewise.
4991 * config/microblaze/microblaze.c (microblaze_block_move_straight):
4993 * config/mips/mips.c (mips_function_value_1) Likewise.
4994 (mips_block_move_straight): Likewise.
4995 (mips_expand_ins_as_unaligned_store): Likewise.
4996 * config/powerpcspe/powerpcspe.c
4997 (rs6000_darwin64_record_arg_advance_flush): Likewise.
4998 (rs6000_darwin64_record_arg_flush): Likewise.
4999 * config/rs6000/rs6000.c
5000 (rs6000_darwin64_record_arg_advance_flush): Likewise.
5001 (rs6000_darwin64_record_arg_flush): Likewise.
5002 * config/sparc/sparc.c (sparc_function_arg_1): Likewise.
5003 (sparc_function_value_1): Likewise.
5004 * config/spu/spu.c (adjust_operand): Likewise.
5005 (spu_emit_branch_or_set): Likewise.
5006 (arith_immediate_p): Likewise.
5007 * emit-rtl.c (gen_lowpart_common): Likewise.
5008 * expr.c (expand_expr_real_1): Likewise.
5009 * function.c (assign_parm_setup_block): Likewise.
5010 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
5011 * reload1.c (alter_reg): Likewise.
5012 * stor-layout.c (mode_for_vector): Likewise.
5013 (layout_type): Likewise.
5015 2017-09-05 Richard Sandiford <richard.sandiford@linaro.org>
5017 * config/spu/spu.c (exp2_immediate_p): Use int_mode_for_mode.
5018 (spu_convert_move): Likewise.
5019 * lower-subreg.c (resolve_simple_move): Likewise.
5021 2017-09-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5024 * config/rs6000/altivec.md (altivec_vsum2sws): Convert from a
5025 define_insn to a define_expand.
5026 (altivec_vsum2sws_direct): New define_insn.
5027 (altivec_vsumsws): Convert from a define_insn to a define_expand.
5029 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
5031 * config/arm/arm.c (arm_option_params_internal): Improve setting of
5034 2017-09-05 H.J. Lu <hongjiu.lu@intel.com>
5039 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Don't
5040 realign stack if stack alignment needed is less than incoming
5043 2017-09-05 Marek Polacek <polacek@redhat.com>
5046 * convert.c (convert_to_integer_1) <case NEGATE_EXPR>: Move the ubsan
5049 2017-09-05 Wilco Dijkstra <wdijkstr@arm.com>
5051 * explow.c (get_dynamic_stack_size): Improve dynamic alignment.
5053 2017-09-05 Richard Biener <rguenther@suse.de>
5055 PR tree-optimization/82084
5056 * fold-const.c (can_native_encode_string_p): Handle wide characters.
5058 2017-09-05 Richard Biener <rguenther@suse.de>
5060 PR tree-optimization/82102
5061 * tree-ssa-pre.c (fini_eliminate): Check if lhs is NULL.
5063 2017-09-05 Martin Liska <mliska@suse.cz>
5065 PR tree-optimization/82032
5066 * tree-cfg.c (generate_range_test): New function.
5067 * tree-cfg.h (generate_range_test): Declared here.
5068 * tree-cfgcleanup.c (convert_single_case_switch): New function.
5069 (cleanup_control_expr_graph): Use it.
5070 * tree-switch-conversion.c (try_switch_expansion): Remove
5072 (emit_case_nodes): Use generate_range_test.
5074 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/i386.md (*<btsc><mode>_mask): Add
5078 TARGET_USE_BT to insn constraint.
5079 (*btr<mode>_mask): Ditto.
5081 2017-09-04 Wilco Dijkstra <wdijkstr@arm.com>
5083 * config/arm/arm.c (arm_legitimate_index_p): Add comment.
5084 (thumb2_legitimate_index_p): Use correct range for DI/DF mode.
5086 2017-09-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5089 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Split early except for
5090 TARGET_NEON and TARGET_IWMMXT.
5091 (anddi3, iordi3, xordi3, one_cmpldi2): Split while expanding except for
5092 TARGET_NEON and TARGET_IWMMXT.
5093 (*one_cmpldi2_insn): Moved the body of one_cmpldi2 here.
5095 2017-09-04 Uros Bizjak <ubizjak@gmail.com>
5097 * config/i386/i386-protos.h (ix86_tls_address_pattern_p) New prototype.
5098 (ix86_rewrite_tls_address): Ditto.
5099 * config/i386/i386.c (ix86_tls_address_pattern_p) New function.
5100 (ix86_rewrite_tls_address_1): Ditto.
5101 (ix86_rewrite_tls_address): Ditto.
5102 * config/i386/predicates.md (tls_address_pattern): New predicate.
5103 * config/i386/i386.md (TLS address splitter): New splitter.
5105 2017-09-04 Richard Biener <rguenther@suse.de>
5107 PR tree-optimization/82084
5108 * fold-const.h (can_native_encode_string_p): Declare.
5109 * fold-const.c (can_native_encode_string_p): Factor out from ...
5110 (native_encode_string): ... here.
5111 * tree-vect-stmts.c (vectorizable_store): Call it to avoid
5112 vectorizing stores from constants we later cannot handle.
5114 2017-09-04 Marek Polacek <polacek@redhat.com>
5117 * doc/invoke.texi: Update -Wtautological-compare documentation.
5119 2017-09-04 Jeff Law <law@redhat.com>
5121 PR tree-optimization/64910
5122 * tree-ssa-reassoc.c (reassociate_bb): For bitwise binary ops,
5123 swap the first and last operand if the last is a constant.
5125 2017-09-04 Marek Polacek <polacek@redhat.com>
5128 * convert.c (do_narrow): When sanitizing signed integer overflows,
5129 bail out for signed types.
5130 (convert_to_integer_1) <case NEGATE_EXPR>: Likewise.
5132 2017-09-04 Richard Biener <rguenther@suse.de>
5134 PR tree-optimization/82060
5135 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5136 Move devirtualization after stmt folding and before EH/AB/noreturn
5137 cleanup to get the stmt refs canonicalized. Use a bool instead
5138 of gimple_modified_p since that doesn't work for NOPs. Schedule
5139 NOPs generated by folding for removal.
5141 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
5142 Alan Hayward <alan.hayward@arm.com>
5143 David Sherwood <david.sherwood@arm.com>
5145 * coretypes.h (pad_direction): New enum.
5146 * defaults.h (DEFAULT_FUNCTION_ARG_PADDING): Delete.
5147 (FUNCTION_ARG_PADDING): Likewise.
5148 * target.def (function_arg_padding): New hook.
5149 * targhooks.h (default_function_arg_padding): Declare.
5150 * targhooks.c (default_function_arg_padding): New function.
5151 * doc/tm.texi.in (FUNCTION_ARG_PADDING): Replace with...
5152 (TARGET_FUNCTION_ARG_PADDING): ...this.
5153 * doc/tm.texi: Regenerate.
5154 * calls.c (store_unaligned_arguments_into_pseudos): Use pad_direction
5155 instead of direction.
5156 (compute_argument_addresses): Likewise.
5157 (load_register_parameters): Likewise.
5158 (emit_library_call_value_1): Likewise.
5159 (store_one_arg): Use targetm.calls.function_arg_padding instead
5160 of FUNCTION_ARG_PADDING.
5161 (must_pass_in_stack_var_size_or_pad): Likewise.
5162 * expr.c (emit_group_load_1): Use pad_direction instead of direction.
5163 (emit_group_store): Likewise.
5164 (emit_single_push_insn_1): Use targetm.calls.function_arg_padding
5165 instead of FUNCTION_ARG_PADDING.
5166 (emit_push_insn): Likewise, and propagate enum change throughout
5168 * function.h (direction): Delete.
5169 (locate_and_pad_arg_data::where_pad): Use pad_direction instead
5171 * function.c (assign_parm_find_stack_rtl): Likewise.
5172 (assign_parm_setup_block_p): Likewise.
5173 (assign_parm_setup_block): Likewise.
5174 (gimplify_parameters): Likewise.
5175 (locate_and_pad_parm): Use targetm.calls.function_arg_padding
5176 instead of FUNCTION_ARG_PADDING, and propagate enum change throughout
5178 * config/aarch64/aarch64.h (FUNCTION_ARG_PADDING): Delete.
5179 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
5180 * config/aarch64/aarch64-protos.h (aarch64_pad_arg_upward): Delete.
5181 * config/aarch64/aarch64.c (aarch64_pad_arg_upward): Replace with...
5182 (aarch64_function_arg_padding): ...this new function.
5183 (aarch64_gimplify_va_arg_expr): Use pad_direction instead of direction.
5184 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5185 * config/arm/arm.h (FUNCTION_ARG_PADDING): Delete.
5186 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
5187 * config/arm/arm-protos.h (arm_pad_arg_upward): Delete.
5188 * config/arm/arm.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5189 (arm_pad_arg_upward): Replace with...
5190 (arm_function_arg_padding): ...this new function.
5191 * config/c6x/c6x.h (BLOCK_REG_PADDING): Use pad_direction instead
5193 * config/ia64/hpux.h (FUNCTION_ARG_PADDING): Delete.
5194 * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): Delete.
5195 * config/ia64/ia64.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5196 (ia64_hpux_function_arg_padding): Replace with...
5197 (ia64_function_arg_padding): ...this new function. Use pad_direction
5198 instead of direction. Check for TARGET_HPUX.
5199 * config/iq2000/iq2000.h (FUNCTION_ARG_PADDING): Delete.
5200 * config/iq2000/iq2000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5201 (iq2000_function_arg_padding): New function.
5202 * config/mips/mips-protos.h (mips_pad_arg_upward): Delete.
5203 * config/mips/mips.c (mips_pad_arg_upward): Replace with...
5204 (mips_function_arg_padding): ...this new function.
5205 (mips_pad_reg_upward): Update accordingly.
5206 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5207 * config/mips/mips.h (PAD_VARARGS_DOWN): Use
5208 targetm.calls.function_arg_padding.
5209 (FUNCTION_ARG_PADDING): Delete.
5210 (BLOCK_REG_PADDING): Use pad_direction instead of direction.
5211 * config/nios2/nios2.h (FUNCTION_ARG_PADDING): Delete.
5212 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
5213 * config/nios2/nios2-protos.h (nios2_function_arg_padding): Delete.
5214 (nios2_block_reg_padding): Return pad_direction instead of direction.
5215 * config/nios2/nios2.c (nios2_block_reg_padding): Return pad_direction
5216 instead of direction.
5217 (nios2_function_arg_padding): Likewise. Make static.
5218 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5219 * config/pa/pa.h (FUNCTION_ARG_PADDING): Delete.
5220 (BLOCK_REG_PADDING): Use targetm.calls.function_arg_padding.
5221 * config/pa/pa-protos.h (pa_function_arg_padding): Delete.
5222 * config/pa/pa.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5223 (pa_function_arg_padding): Make static. Return pad_direction instead
5225 * config/powerpcspe/powerpcspe.h (FUNCTION_ARG_PADDING): Delete.
5226 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
5227 * config/powerpcspe/aix.h (BLOCK_REG_PADDING): Use pad_direction
5228 instead of direction. Use targetm.calls.function_arg_padding.
5229 * config/powerpcspe/darwin.h (BLOCK_REG_PADDING): Likewise.
5230 * config/powerpcspe/freebsd64.h (BLOCK_REG_PADDING): Likewise.
5231 * config/powerpcspe/linux64.h (BLOCK_REG_PADDING): Likewise.
5232 * config/powerpcspe/powerpcspe-protos.h (function_arg_padding): Delete.
5233 * config/powerpcspe/powerpcspe.c (TARGET_FUNCTION_ARG_PADDING):
5235 (function_arg_padding): Rename to...
5236 (rs6000_function_arg_padding): ...this. Make static. Return
5237 pad_direction instead of direction.
5238 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
5239 * config/rs6000/rs6000.h (FUNCTION_ARG_PADDING): Delete.
5240 (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
5241 * config/rs6000/aix.h (BLOCK_REG_PADDING): Use pad_direction
5242 instead of direction. Use targetm.calls.function_arg_padding.
5243 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Likewise.
5244 * config/rs6000/freebsd64.h (BLOCK_REG_PADDING): Likewise.
5245 * config/rs6000/linux64.h (BLOCK_REG_PADDING): Likewise.
5246 * config/rs6000/rs6000-protos.h (function_arg_padding): Delete.
5247 * config/rs6000/rs6000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5248 (function_arg_padding): Rename to...
5249 (rs6000_function_arg_padding): ...this. Make static. Return
5250 pad_direction instead of direction.
5251 (rs6000_return_in_msb): Use rs6000_function_arg_padding.
5252 * config/s390/s390.h (FUNCTION_ARG_PADDING): Delete.
5253 * config/s390/s390.c (s390_function_arg_padding): New function.
5254 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5255 * config/sparc/sparc.h (FUNCTION_ARG_PADDING): Delete.
5256 * config/sparc/sparc-protos.h (function_arg_padding): Delete.
5257 * config/sparc/sparc.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
5258 (function_arg_padding): Rename to...
5259 (sparc_function_arg_padding): ...this. Make static. Return
5260 pad_direction instead of direction.
5261 * config/spu/spu.h (FUNCTION_ARG_PADDING): Delete.
5262 * config/spu/spu.c (spu_function_arg_padding): New function.
5263 (TARGET_FUNCTION_ARG_PADDING): Redefine.
5264 * system.h (FUNCTION_ARG_PADDING): Poison.
5266 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
5267 Alan Hayward <alan.hayward@arm.com>
5268 David Sherwood <david.sherwood@arm.com>
5270 * target.def (modes_tieable_p): New hook.
5271 * doc/tm.texi (MODES_TIEABLE_P): Replace with...
5272 (TARGET_MODES_TIEABLE_P): ...this.
5273 * doc/tm.texi.in: Regenerate.
5274 * hooks.h (hook_bool_mode_mode_true): Declare.
5275 * hooks.c (hook_bool_mode_mode_true): New function.
5276 * combine.c (subst): Use targetm.modes_tieable_p instead of
5278 * dse.c (find_shift_sequence): Likewise.
5279 * expmed.c (extract_low_bits): Likewise.
5280 * lower-subreg.c: Include target.h.
5281 (find_decomposable_subregs): Use targetm.modes_tieable_p instead of
5283 * rtlanal.c (rtx_cost): Likewise.
5284 * config/aarch64/aarch64.h (MODES_TIEABLE_P): Delete.
5285 * config/aarch64/aarch64-protos.h (aarch64_modes_tieable_p): Delete.
5286 * config/aarch64/aarch64.c (aarch64_modes_tieable_p): Make static.
5287 (TARGET_MODES_TIEABLE_P): Redefine.
5288 * config/alpha/alpha.h (MODES_TIEABLE_P): Delete.
5289 * config/alpha/alpha.c (alpha_modes_tieable_p): New function.
5290 (TARGET_MODES_TIEABLE_P): Redefine.
5291 * config/arc/arc.h (MODES_TIEABLE_P): Delete.
5292 * config/arc/arc.c (TARGET_MODES_TIEABLE_P): Redefine.
5293 (arc_modes_tieable_p): New function.
5294 * config/arm/arm.h (MODES_TIEABLE_P): Delete.
5295 * config/arm/arm-protos.h (arm_modes_tieable_p): Delete.
5296 * config/arm/arm.c (TARGET_MODES_TIEABLE_P): Redefine.
5297 (arm_modes_tieable_p): Make static.
5298 * config/avr/avr.h (MODES_TIEABLE_P): Delete.
5299 * config/bfin/bfin.h (MODES_TIEABLE_P): Delete.
5300 * config/bfin/bfin.c (bfin_modes_tieable_p): New function.
5301 (TARGET_MODES_TIEABLE_P): Redefine.
5302 * config/c6x/c6x.h (MODES_TIEABLE_P): Delete.
5303 * config/c6x/c6x.c (c6x_modes_tieable_p): New function.
5304 (TARGET_MODES_TIEABLE_P): Redefine.
5305 * config/cr16/cr16.h (MODES_TIEABLE_P): Delete.
5306 * config/cr16/cr16.c (TARGET_MODES_TIEABLE_P): Redefine.
5307 (cr16_modes_tieable_p): New function.
5308 * config/cris/cris.h (MODES_TIEABLE_P): Delete.
5309 * config/epiphany/epiphany.h (MODES_TIEABLE_P): Delete.
5310 * config/fr30/fr30.h (MODES_TIEABLE_P): Delete.
5311 (TRULY_NOOP_TRUNCATION): Update comment.
5312 * config/frv/frv.h (MODES_TIEABLE_P): Delete.
5313 (TRULY_NOOP_TRUNCATION): Update comment.
5314 * config/frv/frv.c (TARGET_MODES_TIEABLE_P): Redefine.
5315 (frv_modes_tieable_p): New function.
5316 * config/ft32/ft32.h (MODES_TIEABLE_P): Delete.
5317 * config/h8300/h8300.h (MODES_TIEABLE_P): Delete.
5318 * config/h8300/h8300.c (h8300_modes_tieable_p): New function.
5319 (TARGET_MODES_TIEABLE_P): Redefine.
5320 * config/i386/i386.h (MODES_TIEABLE_P): Delete.
5321 * config/i386/i386-protos.h (ix86_modes_tieable_p): Delete.
5322 * config/i386/i386.c (ix86_modes_tieable_p): Make static.
5323 (TARGET_MODES_TIEABLE_P): Redefine.
5324 * config/ia64/ia64.h (MODES_TIEABLE_P): Delete.
5325 * config/ia64/ia64.c (TARGET_MODES_TIEABLE_P): Redefine.
5326 (ia64_modes_tieable_p): New function.
5327 * config/iq2000/iq2000.h (MODES_TIEABLE_P): Delete.
5328 * config/iq2000/iq2000.c (TARGET_MODES_TIEABLE_P): Redefine.
5329 (iq2000_modes_tieable_p): New function.
5330 * config/lm32/lm32.h (MODES_TIEABLE_P): Delete.
5331 * config/lm32/lm32.c (TARGET_MODES_TIEABLE_P): Redefine.
5332 (lm32_modes_tieable_p): New function.
5333 * config/m32c/m32c.h (MODES_TIEABLE_P): Delete.
5334 * config/m32c/m32c-protos.h (m32c_modes_tieable_p): Delete.
5335 * config/m32c/m32c.c (m32c_modes_tieable_p): Make static.
5336 (TARGET_MODES_TIEABLE_P): Redefine.
5337 * config/m32r/m32r.h (MODES_TIEABLE_P): Delete.
5338 * config/m32r/m32r.c (TARGET_MODES_TIEABLE_P): Redefine.
5339 (m32r_modes_tieable_p): New function.
5340 * config/m68k/m68k.h (MODES_TIEABLE_P): Delete.
5341 * config/m68k/m68k.c (TARGET_MODES_TIEABLE_P): Redefine.
5342 (m68k_modes_tieable_p): New function.
5343 * config/mcore/mcore.h (MODES_TIEABLE_P): Delete.
5344 * config/mcore/mcore.c (TARGET_MODES_TIEABLE_P): Redefine.
5345 (mcore_modes_tieable_p): New function.
5346 * config/microblaze/microblaze.h (MODES_TIEABLE_P): Delete.
5347 * config/microblaze/microblaze.c (microblaze_modes_tieable_p): New
5349 (TARGET_MODES_TIEABLE_P): Redefine.
5350 * config/mips/mips.h (MODES_TIEABLE_P): Delete.
5351 * config/mips/mips-protos.h (mips_modes_tieable_p): Delete.
5352 * config/mips/mips.c (mips_modes_tieable_p): Make static.
5353 (TARGET_MODES_TIEABLE_P): Redefine.
5354 * config/mmix/mmix.h (MODES_TIEABLE_P): Delete.
5355 * config/mn10300/mn10300.h (MODES_TIEABLE_P): Delete.
5356 * config/mn10300/mn10300-protos.h (mn10300_modes_tieable): Delete.
5357 * config/mn10300/mn10300.c (mn10300_modes_tieable): Rename to...
5358 (mn10300_modes_tieable_p): ...this and make static.
5359 (TARGET_MODES_TIEABLE_P): Redefine.
5360 * config/moxie/moxie.h (MODES_TIEABLE_P): Delete.
5361 * config/msp430/msp430.h (MODES_TIEABLE_P): Delete.
5362 * config/msp430/msp430-protos.h (msp430_modes_tieable_p): Delete.
5363 * config/msp430/msp430.c (TARGET_MODES_TIEABLE_P): Redefine.
5364 (msp430_modes_tieable_p): Make static.
5365 * config/nds32/nds32.h (MODES_TIEABLE_P): Delete.
5366 * config/nds32/nds32.c (nds32_modes_tieable_p): New function.
5367 (TARGET_MODES_TIEABLE_P): Redefine.
5368 * config/nios2/nios2.h (MODES_TIEABLE_P): Delete.
5369 * config/nvptx/nvptx.h (MODES_TIEABLE_P): Delete.
5370 * config/nvptx/nvptx.c (nvptx_modes_tieable_p): New function.
5371 (TARGET_MODES_TIEABLE_P): Redefine.
5372 * config/pa/pa.h (MODES_TIEABLE_P): Delete.
5373 * config/pa/pa-protos.h (pa_modes_tieable_p): Delete.
5374 * config/pa/pa.c (pa_modes_tieable_p): Make static.
5375 (TARGET_MODES_TIEABLE_P): Redefine.
5376 * config/pdp11/pdp11.h (MODES_TIEABLE_P): Delete.
5377 * config/pdp11/pdp11.c (TARGET_MODES_TIEABLE_P): Redefine.
5378 (pdp11_modes_tieable_p): New function.
5379 * config/powerpcspe/powerpcspe.h (MODES_TIEABLE_P): Delete.
5380 * config/powerpcspe/powerpcspe.c (TARGET_MODES_TIEABLE_P): Redefine.
5381 (rs6000_modes_tieable_p): New function.
5382 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
5383 * config/powerpcspe/powerpcspe.md: Update comment.
5384 * config/riscv/riscv.h (MODES_TIEABLE_P): Delete.
5385 * config/riscv/riscv.c (riscv_modes_tieable_p): New function.
5386 (TARGET_MODES_TIEABLE_P): Redefine.
5387 * config/rl78/rl78.h (MODES_TIEABLE_P): Delete.
5388 * config/rl78/rl78.c (TARGET_MODES_TIEABLE_P): Redefine.
5389 (rl78_modes_tieable_p): New function.
5390 * config/rs6000/rs6000.h (MODES_TIEABLE_P): Delete.
5391 * config/rs6000/rs6000.c (TARGET_MODES_TIEABLE_P): Redefine.
5392 (rs6000_modes_tieable_p): New function.
5393 (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
5394 * config/rs6000/rs6000.md: Update comment.
5395 * config/rx/rx.h (MODES_TIEABLE_P): Delete.
5396 * config/rx/rx.c (rx_modes_tieable_p): New function.
5397 (TARGET_MODES_TIEABLE_P): Redefine.
5398 * config/s390/s390.h (MODES_TIEABLE_P): Delete.
5399 * config/s390/s390.c (s390_modes_tieable_p): New function.
5400 (TARGET_MODES_TIEABLE_P): Redefine.
5401 * config/sh/sh.h (MODES_TIEABLE_P): Delete.
5402 * config/sh/sh.c (TARGET_MODES_TIEABLE_P): Redefine.
5403 (sh_modes_tieable_p): New function.
5404 * config/sparc/sparc.h (MODES_TIEABLE_P): Delete.
5405 * config/sparc/sparc-protos.h (sparc_modes_tieable_p): Delete.
5406 * config/sparc/sparc.c (TARGET_MODES_TIEABLE_P): Redefine.
5407 (sparc_modes_tieable_p): Make static.
5408 * config/spu/spu.h (MODES_TIEABLE_P): Delete.
5409 * config/spu/spu.c (spu_modes_tieable_p): New function.
5410 (TARGET_MODES_TIEABLE_P): Redefine.
5411 * config/stormy16/stormy16.h (MODES_TIEABLE_P): Delete.
5412 * config/stormy16/stormy16.c (xstormy16_modes_tieable_p): New function.
5413 (TARGET_MODES_TIEABLE_P): Redefine.
5414 * config/tilegx/tilegx.h (MODES_TIEABLE_P): Delete.
5415 * config/tilepro/tilepro.h (MODES_TIEABLE_P): Delete.
5416 * config/v850/v850.h (MODES_TIEABLE_P): Delete.
5417 * config/v850/v850.c (v850_modes_tieable_p): New function.
5418 (TARGET_MODES_TIEABLE_P): Redefine.
5419 * config/vax/vax.h (MODES_TIEABLE_P): Delete.
5420 * config/visium/visium.h (MODES_TIEABLE_P): Delete.
5421 * config/visium/visium.c (TARGET_MODES_TIEABLE_P): Redefine.
5422 (visium_modes_tieable_p): New function.
5423 * config/xtensa/xtensa.h (MODES_TIEABLE_P): Delete.
5424 * config/xtensa/xtensa.c (TARGET_MODES_TIEABLE_P): Redefine.
5425 (xtensa_modes_tieable_p): New function.
5426 * system.h (MODES_TIEABLE_P): Poison.
5428 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
5429 Alan Hayward <alan.hayward@arm.com>
5430 David Sherwood <david.sherwood@arm.com>
5432 * target.def (hard_regno_mode_ok): New hook.
5433 * doc/tm.texi (HARD_REGNO_MODE_OK): Replace with...
5434 (TARGET_HARD_REGNO_MODE_OK): ...this.
5435 * doc/tm.texi.in: Regenerate.
5436 * hooks.h (hook_bool_uint_mode_true): Declare.
5437 * hooks.c (hook_bool_uint_mode_true): New function.
5438 * doc/md.texi: Refer to targetm.hard_regno_mode_ok instead of
5440 * genpreds.c (write_insn_preds_c): Add an include of target.h.
5441 * alias.c (init_alias_target): Use targetm.hard_regno_mode_ok
5442 instead of HARD_REGNO_MODE_OK.
5443 * caller-save.c: Include target.h.
5444 (reg_save_code): Use targetm.hard_regno_mode_ok instead of
5446 * combine.c (can_combine_p): Likewise.
5447 (combinable_i3pat): Likewise.
5448 (can_change_dest_mode): Likewise.
5449 * expr.c (init_expr_target): Likewise.
5450 (convert_move): Likewise.
5451 (convert_modes): Likewise.
5452 * ira.c (setup_prohibited_class_mode_regs): Likewise.
5453 (setup_prohibited_mode_move_regs): Likewise.
5454 * ira.h (target_ira): Likewise.
5455 * lra-assigns.c (find_hard_regno_for_1): Likewise.
5456 * lra-constraints.c (process_alt_operands): Likewise.
5457 (split_reg): Likewise.
5458 * recog.c (peep2_find_free_register): Likewise.
5459 * ree.c (combine_reaching_defs): Likewise.
5460 * regcprop.c (maybe_mode_change): Likewise.
5461 * reginfo.c (init_reg_sets_1): Likewise.
5462 (choose_hard_reg_mode): Likewise.
5463 (simplifiable_subregs): Likewise.
5464 * regrename.c (check_new_reg_p): Likewise.
5465 * reload.c (find_valid_class): Likewise.
5466 (find_valid_class_1): Likewise.
5467 (reload_inner_reg_of_subreg): Likewise.
5468 (push_reload): Likewise.
5469 (combine_reloads): Likewise.
5470 (find_dummy_reload): Likewise.
5471 (find_reloads): Likewise.
5472 * reload1.c (find_reg): Likewise.
5473 (set_reload_reg): Likewise.
5474 (allocate_reload_reg): Likewise.
5475 (choose_reload_regs): Likewise.
5476 (reload_adjust_reg_for_temp): Likewise.
5477 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
5478 (simplify_subreg_regno): Likewise.
5479 * sel-sched.c (init_regs_for_mode): Likewise.
5480 * varasm.c (make_decl_rtl): Likewise.
5481 * config/aarch64/aarch64.h (HARD_REGNO_MODE_OK): Delete.
5482 (MODES_TIEABLE_P): Use targetm.hard_regno_mode_ok instead of
5484 * config/aarch64/aarch64-protos.h (aarch64_hard_regno_mode_ok): Delete.
5485 * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Make static.
5486 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5487 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Delete.
5488 * config/alpha/alpha.c (alpha_hard_regno_mode_ok): New function.
5489 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5490 * config/arc/arc.h (arc_hard_regno_mode_ok): Delete.
5491 (arc_mode_class): Delete.
5492 (HARD_REGNO_MODE_OK): Delete.
5493 * config/arc/arc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5494 (arc_hard_regno_mode_ok): Rename old array to...
5495 (arc_hard_regno_mode_ok_modes): ...this.
5496 (arc_conditional_register_usage): Update accordingly.
5497 (arc_mode_class): Make static.
5498 (arc_hard_regno_mode_ok): New function.
5499 * config/arm/arm.h (HARD_REGNO_MODE_OK): Delete.
5500 * config/arm/arm-protos.h (arm_hard_regno_mode_ok): Delete.
5501 * config/arm/arm.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5502 (arm_hard_regno_mode_ok): Make static.
5503 * config/arm/arm.md (movdi): Use targetm.hard_regno_mode_ok instead of
5505 * config/avr/avr-protos.h (avr_hard_regno_mode_ok): Delete.
5506 * config/avr/avr.h (HARD_REGNO_MODE_OK): Delete.
5507 * config/avr/avr.c (avr_hard_regno_mode_ok): Make static and
5509 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5510 * config/bfin/bfin-protos.h (hard_regno_mode_ok): Delete.
5511 * config/bfin/bfin.h (HARD_REGNO_MODE_OK): Delete.
5512 * config/bfin/bfin.c (hard_regno_mode_ok): Rename to...
5513 (bfin_hard_regno_mode_ok): ...this. Make static and return a bool.
5514 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5515 * config/bfin/predicates.md (valid_reg_operand): Use
5516 targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK.
5517 * config/c6x/c6x.h (HARD_REGNO_MODE_OK): Delete.
5518 * config/c6x/c6x.c (c6x_hard_regno_mode_ok): New function.
5519 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5520 * config/cr16/cr16.h (HARD_REGNO_MODE_OK): Delete.
5521 * config/cr16/cr16-protos.h (cr16_hard_regno_mode_ok): Delete.
5522 * config/cr16/cr16.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5523 (cr16_hard_regno_mode_ok): Make static and return a bool.
5524 * config/cris/cris.h (HARD_REGNO_MODE_OK): Delete.
5525 * config/cris/cris.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5526 (cris_hard_regno_mode_ok): New function.
5527 * config/epiphany/epiphany.h (epiphany_hard_regno_mode_ok): Delete.
5528 (epiphany_mode_class): Delete.
5529 (HARD_REGNO_MODE_OK): Delete.
5530 * config/epiphany/epiphany-protos.h (hard_regno_mode_ok): Delete.
5531 * config/epiphany/epiphany.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5532 (hard_regno_mode_ok): Rename to...
5533 (epiphany_hard_regno_mode_ok): ...this. Make static and return a bool.
5534 * config/fr30/fr30.h (HARD_REGNO_MODE_OK): Delete.
5535 * config/fr30/fr30.md: Refer to targetm.hard_regno_mode_ok instead of
5537 * config/frv/frv.h (HARD_REGNO_MODE_OK): Delete.
5538 * config/frv/frv-protos.h (frv_hard_regno_mode_ok): Delete.
5539 * config/frv/frv.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5540 (frv_hard_regno_mode_ok): Make static and return a bool.
5541 * config/frv/frv.md: Refer to targetm.hard_regno_mode_ok instead of
5543 * config/ft32/ft32.h (HARD_REGNO_MODE_OK): Delete.
5544 * config/h8300/h8300.h (HARD_REGNO_MODE_OK): Delete.
5545 * config/h8300/h8300-protos.h (h8300_hard_regno_mode_ok): Delete.
5546 * config/h8300/h8300.c (h8300_hard_regno_mode_ok): Make static
5548 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5549 * config/i386/i386.h (HARD_REGNO_MODE_OK): Delete.
5550 * config/i386/i386-protos.h (ix86_hard_regno_mode_ok): Delete.
5551 * config/i386/i386.c (ix86_hard_regno_mode_ok): Make static and
5553 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5554 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Delete.
5555 * config/ia64/ia64.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5556 (ia64_hard_regno_mode_ok): New function.
5557 * config/iq2000/iq2000.h (HARD_REGNO_MODE_OK): Delete.
5558 * config/iq2000/iq2000.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5559 (iq2000_hard_regno_mode_ok): New function.
5560 * config/lm32/lm32.h (HARD_REGNO_MODE_OK): Delete.
5561 * config/lm32/lm32.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5562 (lm32_hard_regno_mode_ok): New function.
5563 * config/m32c/m32c.h (HARD_REGNO_MODE_OK): Delete.
5564 * config/m32c/m32c-protos.h (m32c_hard_regno_ok): Delete.
5565 * config/m32c/m32c.c (class_can_hold_mode): Use m32c_hard_regno_mode_ok
5566 instead of HARD_REGNO_MODE_OK.
5567 (m32c_hard_regno_ok): Rename to...
5568 (m32c_hard_regno_mode_ok): ...this. Make static and return a bool.
5569 (m32c_cannot_change_mode_class): Update accordingly.
5570 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5571 * config/m32r/m32r.h (m32r_hard_regno_mode_ok): Delete.
5572 (m32r_mode_class): Delete.
5573 (HARD_REGNO_MODE_OK): Delete.
5574 * config/m32r/m32r.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5575 (m32r_hard_regno_mode_ok): Rename to...
5576 (m32r_hard_regno_modes): ...this.
5577 (m32r_mode_class): Make static.
5578 (m32r_hard_regno_mode_ok): New function.
5579 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Delete.
5580 * config/m68k/m68k-protos.h (m68k_regno_mode_ok): Delete.
5581 * config/m68k/m68k.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5582 (m68k_hard_regno_mode_ok): Make static.
5583 * config/mcore/mcore.h (HARD_REGNO_MODE_OK): Delete.
5584 * config/mcore/mcore.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5585 (mcore_hard_regno_mode_ok): New function.
5586 * config/microblaze/microblaze.h (microblaze_hard_regno_mode_ok)
5587 (HARD_REGNO_MODE_OK): Delete.
5588 * config/microblaze/microblaze.c (microblaze_hard_regno_mode_ok):
5590 (microblaze_hard_regno_mode_ok_p): ...this and make static.
5591 (microblaze_hard_regno_mode_ok): New function.
5592 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5593 * config/mips/mips.h (HARD_REGNO_MODE_OK): Delete.
5594 (mips_hard_regno_mode_ok): Delete.
5595 * config/mips/mips.c (mips_hard_regno_mode_ok): Rename to...
5596 (mips_hard_regno_mode_ok_p): ...this and make static.
5597 (mips_hard_regno_mode_ok_p): Rename to...
5598 (mips_hard_regno_mode_ok_uncached): ...this.
5599 (mips_hard_regno_mode_ok): New function.
5600 (mips_class_max_nregs): Use mips_hard_regno_mode_ok instead
5601 of HARD_REGNO_MODE_OK.
5602 (mips_option_override): Update after above name changes.
5603 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5604 * config/mmix/mmix.h (HARD_REGNO_MODE_OK): Delete.
5605 * config/mn10300/mn10300.h (HARD_REGNO_MODE_OK): Delete.
5606 * config/mn10300/mn10300-protos.h (mn10300_hard_regno_mode_ok): Delete.
5607 * config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Make static.
5608 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5609 * config/moxie/moxie.h (HARD_REGNO_MODE_OK): Delete.
5610 * config/msp430/msp430.h (HARD_REGNO_MODE_OK): Delete.
5611 * config/msp430/msp430-protos.h (msp430_hard_regno_mode_ok): Delete.
5612 * config/msp430/msp430.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5613 (msp430_hard_regno_mode_ok): Make static and return a bool.
5614 * config/nds32/nds32.h (HARD_REGNO_MODE_OK): Delete.
5615 * config/nds32/nds32-protos.h (nds32_hard_regno_mode_ok): Delete.
5616 * config/nds32/nds32.c (nds32_hard_regno_mode_ok): Make static
5618 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5619 * config/nios2/nios2.h (HARD_REGNO_MODE_OK): Delete.
5620 * config/nvptx/nvptx.h (HARD_REGNO_MODE_OK): Delete.
5621 * config/pa/pa.h (MODES_TIEABLE_P): Update commentary.
5622 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): Rename to...
5623 (PA_HARD_REGNO_MODE_OK): ...this
5624 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Rename to...
5625 (PA_HARD_REGNO_MODE_OK): ...this.
5626 * config/pa/pa.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5627 (pa_hard_regno_mode_ok): New function.
5628 * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Delete.
5629 * config/pdp11/pdp11.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5630 (pdp11_hard_regno_mode_ok): New function.
5631 * config/powerpcspe/powerpcspe.h (HARD_REGNO_MODE_OK): Delete.
5632 * config/powerpcspe/powerpcspe-protos.h (rs6000_hard_regno_mode_ok_p):
5634 * config/powerpcspe/powerpcspe.c (rs6000_hard_regno_mode_ok_p):
5636 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5637 (rs6000_hard_regno_mode_ok): Rename to...
5638 (rs6000_hard_regno_mode_ok_uncached): ...this.
5639 (rs6000_init_hard_regno_mode_ok): Update accordingly.
5640 (rs6000_hard_regno_mode_ok): New function.
5641 * config/riscv/riscv.h (HARD_REGNO_MODE_OK): Delete.
5642 * config/riscv/riscv-protos.h (riscv_hard_regno_mode_ok_p): Delete.
5643 * config/riscv/riscv.c (riscv_hard_regno_mode_ok_p): Rename to...
5644 (riscv_hard_regno_mode_ok): ...this and make static.
5645 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5646 * config/rl78/rl78.h (HARD_REGNO_MODE_OK): Delete.
5647 * config/rl78/rl78-protos.h (rl78_hard_regno_mode_ok): Delete.
5648 * config/rl78/rl78.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5649 (rl78_hard_regno_mode_ok): Make static and return bool.
5650 * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Delete.
5651 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
5653 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): Make static.
5654 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5655 (rs6000_hard_regno_mode_ok): Rename to...
5656 (rs6000_hard_regno_mode_ok_uncached): ...this.
5657 (rs6000_init_hard_regno_mode_ok): Update accordingly.
5658 (rs6000_hard_regno_mode_ok): New function.
5659 * config/rx/rx.h (HARD_REGNO_MODE_OK): Delete.
5660 * config/rx/rx.c (rx_hard_regno_mode_ok): New function.
5661 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5662 * config/s390/s390.h (HARD_REGNO_MODE_OK): Delete.
5663 * config/s390/s390-protos.h (s390_hard_regno_mode_ok): Delete.
5664 * config/s390/s390.c (s390_hard_regno_mode_ok): Make static.
5665 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5666 * config/sh/sh.h (HARD_REGNO_MODE_OK): Delete.
5667 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Delete.
5668 * config/sh/sh.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5669 (sh_hard_regno_mode_ok): Make static.
5670 * config/sparc/constraints.md: Refer to targetm.hard_regno_mode_ok
5671 instead of HARD_REGNO_MODE_OK.
5672 * config/sparc/sparc.h (hard_regno_mode_classes): Delete.
5673 (sparc_mode_class): Delete.
5674 (HARD_REGNO_MODE_OK): Delete.
5675 * config/sparc/sparc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5676 (hard_regno_mode_classes): Make static.
5677 (sparc_mode_class): Likewise.
5678 (sparc_hard_regno_mode_ok): New function.
5679 * config/spu/spu.h (HARD_REGNO_MODE_OK): Delete.
5680 * config/stormy16/stormy16.h (HARD_REGNO_MODE_OK): Delete.
5681 * config/stormy16/stormy16.c (xstormy16_hard_regno_mode_ok): New
5683 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5684 * config/tilegx/tilegx.h (HARD_REGNO_MODE_OK): Delete.
5685 * config/tilepro/tilepro.h (HARD_REGNO_MODE_OK): Delete.
5686 * config/v850/v850.h (HARD_REGNO_MODE_OK): Delete.
5687 * config/v850/v850.c (v850_hard_regno_mode_ok): New function.
5688 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5689 * config/vax/vax.h (HARD_REGNO_MODE_OK): Delete.
5690 * config/visium/visium.h (HARD_REGNO_MODE_OK): Delete.
5691 * config/visium/visium.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
5692 (visium_hard_regno_mode_ok): New function.
5693 * config/visium/visium.md: Refer to targetm.hard_regno_mode_ok
5694 instead of HARD_REGNO_MODE_OK.
5695 * config/xtensa/xtensa.h (xtensa_hard_regno_mode_ok): Delete.
5696 (HARD_REGNO_MODE_OK): Delete.
5697 * config/xtensa/xtensa.c (xtensa_hard_regno_mode_ok): Rename to...
5698 (xtensa_hard_regno_mode_ok_p): ...this and make static.
5699 (xtensa_option_override): Update accordingly.
5700 (TARGET_HARD_REGNO_MODE_OK): Redefine.
5701 (xtensa_hard_regno_mode_ok): New function.
5702 * system.h (HARD_REGNO_MODE_OK): Poison.
5704 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
5705 Alan Hayward <alan.hayward@arm.com>
5706 David Sherwood <david.sherwood@arm.com>
5708 * target.def (hard_regno_call_part_clobbered): New hook.
5709 * doc/tm.texi.in (HARD_REGNO_CALL_PART_CLOBBERED): Replace with...
5710 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): ...this hook.
5711 * doc/tm.texi: Regenerate.
5712 * hooks.h (hook_bool_uint_mode_false): Declare.
5713 * hooks.c (hook_bool_uint_mode_false): New function.
5714 * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
5715 * cselib.c (cselib_process_insn): Use
5716 targetm.hard_regno_call_part_clobbered instead of
5717 HARD_REGNO_CALL_PART_CLOBBERED.
5718 * ira-conflicts.c (ira_build_conflicts): Likewise.
5719 * ira-costs.c (ira_tune_allocno_costs): Likewise.
5720 * lra-constraints.c (need_for_call_save_p): Likewise.
5721 * lra-lives.c: Include target.h.
5722 (check_pseudos_live_through_calls): Use
5723 targetm.hard_regno_call_part_clobbered instead of
5724 HARD_REGNO_CALL_PART_CLOBBERED.
5725 * regcprop.c: Include target.h.
5726 (copyprop_hardreg_forward_1): Use
5727 targetm.hard_regno_call_part_clobbered instead of
5728 HARD_REGNO_CALL_PART_CLOBBERED.
5729 * reginfo.c (choose_hard_reg_mode): Likewise.
5730 * regrename.c (check_new_reg_p): Likewise.
5731 * reload.c (find_equiv_reg): Likewise.
5732 * reload1.c (emit_reload_insns): Likewise.
5733 * sched-deps.c (deps_analyze_insn): Likewise.
5734 * sel-sched.c (init_regs_for_mode): Likewise.
5735 (mark_unavailable_hard_regs): Likewise.
5736 * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
5737 * config/aarch64/aarch64.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
5738 * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
5740 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
5741 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
5742 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered):
5744 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Make static
5746 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
5747 * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
5748 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): New
5750 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
5751 * config/mips/mips.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
5752 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): New
5754 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
5755 * config/powerpcspe/powerpcspe.h (HARD_REGNO_CALL_PART_CLOBBERED):
5757 * config/powerpcspe/powerpcspe.c
5758 (rs6000_hard_regno_call_part_clobbered): New function.
5759 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
5760 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
5761 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
5763 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
5764 * config/s390/s390.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
5765 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): New
5767 (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
5768 * config/sh/sh.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
5769 * system.h (HARD_REGNO_CALL_PART_CLOBBERED): Poison.
5771 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
5772 Alan Hayward <alan.hayward@arm.com>
5773 David Sherwood <david.sherwood@arm.com>
5775 * rtl.h (subreg_memory_offset): Declare.
5776 * emit-rtl.c (subreg_memory_offset): New function.
5777 * expmed.c (store_bit_field_1): Use it.
5778 * expr.c (undefined_operand_subword_p): Likewise.
5779 * simplify-rtx.c (simplify_subreg): Likewise.
5781 2017-09-04 Alexander Monakov <amonakov@ispras.ru>
5783 PR rtl-optimization/57448
5786 * optabs.c (expand_atomic_load): Place compiler memory barriers if
5787 using atomic_load pattern.
5788 (expand_atomic_store): Likewise.
5790 2017-09-04 Jakub Jelinek <jakub@redhat.com>
5793 * gimple-fold.c (gimple_fold_call): Optimize away useless UBSAN_PTR
5794 and UBSAN_BOUNDS internal calls. Clean up IFN_UBSAN_OBJECT_SIZE
5795 handling. Use replace_call_with_value with NULL instead of
5796 gsi_replace, unlink_stmt_vdef and release_defs.
5798 * gdbhooks.py (OptMachineModePrinter.to_string): Use 8 spaces
5801 * lra-remat.c (reg_overlap_for_remat_p): Fix a pasto.
5803 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org>
5806 * rtl.h (emit_library_call_value_1): Declare.
5807 (emit_library_call): Replace declaration with a series of overloads.
5808 Remove the parameter count argument.
5809 (emit_library_call_value): Likewise.
5810 * calls.c (emit_library_call_value_1): Make global. Replace varargs
5811 with an "rtx_mode_t *".
5812 (emit_library_call_value): Delete.
5813 (emit_library_call): Likewise.
5814 * asan.c (asan_emit_stack_protection): Update calls accordingly.
5815 (asan_emit_allocas_unpoison): Likewise.
5816 * builtins.c (expand_builtin_powi): Likewise.
5817 (expand_asan_emit_allocas_unpoison): Likewise.
5818 * cfgexpand.c (expand_main_function): Likewise.
5819 * config/aarch64/aarch64.c (aarch64_trampoline_init): Likewise.
5820 * config/aarch64/aarch64.h (PROFILE_HOOK): Likewise.
5821 * config/alpha/alpha.c (alpha_trampoline_init): Likewise.
5822 * config/arm/arm.c (arm_trampoline_init): Likewise.
5823 (arm_call_tls_get_addr): Likewise.
5824 (arm_expand_divmod_libfunc): Likewise.
5825 * config/bfin/bfin.md (umulsi3_highpart): Likewise.
5826 (smulsi3_highpart): Likewise.
5827 * config/c6x/c6x.c (c6x_initialize_trampoline): Likewise.
5828 (c6x_expand_compare): Likewise.
5829 (c6x_expand_movmem): Likewise.
5830 * config/frv/frv.c (frv_trampoline_init): Likewise.
5831 * config/i386/i386.c (ix86_trampoline_init): Likewise.
5832 (ix86_expand_divmod_libfunc): Likewise.
5833 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
5834 (ia64_expand_compare): Likewise.
5835 (ia64_profile_hook): Likewise.
5836 * config/ia64/ia64.md (save_stack_nonlocal): Likewise.
5837 (nonlocal_goto): Likewise.
5838 (restore_stack_nonlocal): Likewise.
5839 * config/m32r/m32r.c (block_move_call): Likewise.
5840 (m32r_trampoline_init): Likewise.
5841 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
5842 * config/m68k/m68k.c (m68k_call_tls_get_addr): Likewise.
5843 (m68k_call_m68k_read_tp): Likewise.
5844 * config/microblaze/microblaze.c (microblaze_call_tls_get_addr)
5845 (microblaze_expand_divide): Likewise.
5846 * config/mips/mips.h (mips_args): Likewise.
5847 * config/mips/sdemtk.h (mips_sync_icache): Likewise.
5848 (MIPS_ICACHE_SYNC): Likewise.
5849 * config/nios2/nios2.c (nios2_emit_expensive_div): Likewise.
5850 (nios2_trampoline_init): Likewise.
5851 * config/pa/pa.c (hppa_tls_call): Likewise.
5852 (pa_trampoline_init): Likewise.
5853 * config/pa/pa.md (canonicalize_funcptr_for_compare): Likewise.
5854 * config/powerpcspe/powerpcspe.c (rs6000_legitimize_tls_address)
5855 (expand_strn_compare): Likewise.
5856 (rs6000_generate_compare): Likewise.
5857 (rs6000_expand_float128_convert): Likewise.
5858 (output_profile_hook): Likewise.
5859 (rs6000_trampoline_init): Likewise.
5860 * config/powerpcspe/powerpcspe.md (neg<mode>2): Likewise.
5861 * config/riscv/riscv.h (PROFILE_HOOK): Likewise.
5862 * config/rs6000/rs6000-string.c (expand_strn_compare): Likewise.
5863 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
5864 (rs6000_generate_compare): Likewise.
5865 (rs6000_expand_float128_convert): Likewise.
5866 (output_profile_hook): Likewise.
5867 (rs6000_trampoline_init): Likewise.
5868 * config/rs6000/rs6000.md (neg<mode>2): Likewise.
5869 * config/sh/sh.c (sh_trampoline_init): Likewise.
5870 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Likewise.
5871 (sparc_emit_float_lib_cmp): Likewise.
5872 (sparc32_initialize_trampoline): Likewise.
5873 (sparc64_initialize_trampoline): Likewise.
5874 (sparc_profile_hook): Likewise.
5875 * config/spu/spu.c (ea_load_store): Likewise.
5876 * config/spu/spu.md (floatunssidf2): Likewise.
5877 * config/tilegx/tilegx.c (tilegx_trampoline_init): Likewise.
5878 * config/tilepro/tilepro.c (tilepro_trampoline_init): Likewise.
5879 * config/visium/visium.c (expand_block_move_4): Likewise.
5880 (expand_block_move_2): Likewise.
5881 (expand_block_move_1): Likewise.
5882 (expand_block_set_4): Likewise.
5883 (expand_block_set_2): Likewise.
5884 (expand_block_set_1): Likewise.
5885 (visium_trampoline_init): Likewise.
5886 (visium_profile_hook): Likewise.
5887 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Likewise.
5888 (xtensa_setup_frame_addresses): Likewise.
5889 (xtensa_trampoline_init): Likewise.
5890 * except.c (sjlj_emit_function_enter): Likewise.
5891 (sjlj_emit_function_exit): Likewise.
5892 * explow.c (allocate_dynamic_stack_space): Likewise.
5893 (probe_stack_range): Likewise.
5894 * expr.c (convert_mode_scalar): Likewise.
5895 * optabs.c (expand_binop): Likewise.
5896 (expand_twoval_binop_libfunc): Likewise.
5897 (expand_unop): Likewise.
5898 (prepare_cmp_insn): Likewise.
5899 (prepare_float_lib_cmp): Likewise.
5900 (expand_float): Likewise.
5901 (expand_fix): Likewise.
5902 (expand_fixed_convert): Likewise.
5903 (maybe_emit_sync_lock_test_and_set): Likewise.
5904 (expand_atomic_compare_and_swap): Likewise.
5905 (expand_mem_thread_fence): Likewise.
5906 (expand_atomic_fetch_op): Likewise.
5908 2017-09-03 Gerald Pfeifer <gerald@pfeifer.com>
5910 * doc/generic.texi (OpenACC): Adjust URL.
5911 * doc/invoke.texi (C Dialect Options): Ditto.
5913 2017-09-03 Uros Bizjak <ubizjak@gmail.com>
5915 * config/i386/i386.md (*bt<mode>): Use nonimmediate_operand
5916 predicate for operand 1. Add (m,<S>) constraint.
5917 (*jcc_bt<mode>): Use nonimmediate_operand predicate for operand 1.
5918 Prevent memory operand 1 with register operand 2.
5920 2017-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5922 PR rtl-optimization/82024
5923 * combine.c (try_combine): If the combination result is a PARALLEL,
5924 and we only need to retain the SET in there that would be placed
5925 at I2, check that we can place that at I3 instead, before doing so.
5927 2017-09-01 Jakub Jelinek <jakub@redhat.com>
5930 * config/i386/i386.c (ix86_init_large_pic_reg): Return label
5932 (ix86_init_pic_reg): Remember label from ix86_init_large_pic_reg,
5933 if non-NULL and preceded by NOTE_INSN_BASIC_BLOCK, swap the note
5936 2017-09-01 Joerg Sonnenberger <joerg@bec.de>
5937 Jeff Law <law@redhat.com>
5939 * varasm.c (bss_initializer_p): Do not put constants into .bss
5940 (categorize_decl_for_section): Handle bss_initializer_p returning
5941 false when DECL_INITIAL is NULL.
5943 2017-09-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5946 * config/s390/s390.c (s390_can_inline_p): New function.
5948 2017-09-01 Jeff Law <law@redhat.com>
5950 PR tree-optimization/82052
5951 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
5952 Always initialize the returned slot after a hash table miss
5953 when INSERT is true.
5955 2017-09-01 Alexander Monakov <amonakov@ispras.ru>
5957 * config/s390/s390.md (mem_signal_fence): Remove.
5958 * doc/md.texi (mem_signal_fence): Remove.
5959 * optabs.c (expand_mem_signal_fence): Remove uses of mem_signal_fence.
5961 * target-insns.def (mem_signal_fence): Remove.
5963 2017-09-01 Jakub Jelinek <jakub@redhat.com>
5966 * doc/invoke.texi: Document -fsanitize=pointer-overflow.
5969 * asan.c (create_odr_indicator): Strip name encoding from assembler
5970 name before appending it after __odr_asan_.
5972 2017-09-01 Martin Liska <mliska@suse.cz>
5974 PR tree-optimization/82059
5975 * gimple-ssa-isolate-paths.c (isolate_path): Add profile and
5976 frequency only when an edge is redirected.
5978 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
5980 * config/arc/arc-c.c (__ARC_LPC_WIDTH__): Add builtin define.
5981 * config/arc/arc.c (ARC_MAX_LOOP_LENGTH): Define.
5982 (arc_conditional_register_usage): Remove ARC600 lp_count
5984 (arc_file_start): Emit Tag_ARC_CPU_variation.
5985 (arc_can_use_doloop_p): New conditions to use ZOLs.
5986 (hwloop_fail): New function.
5987 (hwloop_optimize): Likewise.
5988 (hwloop_pattern_reg): Likewise.
5989 (arc_doloop_hooks): New struct, to be used with reorg_loops.
5990 (arc_reorg_loops): New function, calls reorg_loops.
5991 (arc_reorg): Call arc_reorg_loops. Remove old ZOL handling.
5992 (arc600_corereg_hazard): Remove ZOL checking, case handled by
5994 (arc_loop_hazard): Remove function, functionality moved into
5996 (arc_hazard): Remove arc_loop_hazard call.
5997 (arc_adjust_insn_length): Remove ZOL handling, functionality moved
5998 into hwloop_optimize.
5999 (arc_label_align): Remove ZOL handling.
6000 * config/arc/arc.h (LOOP_ALIGN): Changed to 0.
6001 * config/arc/arc.md (doloop_begin): Remove pattern.
6002 (doloop_begin_i): Likewise.
6003 (doloop_end_i): Likewise.
6004 (doloop_fallback): Likewise.
6005 (doloop_fallback_m): Likewise.
6006 (doloop_end): Reimplement expand.
6007 (arc_lp): New pattern for LP instruction.
6008 (loop_end): New pattern.
6009 (loop_fail): Likewise.
6010 (decrement_and_branch_until_zero): Likewise.
6011 * config/arc/arc.opt (mlpc-width): New option.
6012 * doc/invoke.texi (mlpc-width): Document option.
6014 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
6016 * config/arc/arc.c (arc_ifcvt): Remove use of merge_blocks call.
6017 (arc_ccfsm_advance): Fix checking for delay slots.
6018 (arc_reorg): Add rtl dump after each call to arc_ifcvt.
6020 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
6022 * config/arc/arc.md (movqi_insn): Add stores to save constant long
6024 (movhi_insn): Update store instruction constraint which are saving
6025 6-bit short immediates.
6026 (movsi_insn): Consider also short scaled load operations.
6027 (zero_extendhisi2_i): Use Usd constraint instead of T.
6028 (extendhisi2_i): Add q constraint.
6029 (arc_clzsi2): Add type and length attributes.
6030 (arc_ctzsi2): Likewise.
6031 * config/arc/constraints.md (Usc): Update constraint, the
6032 assembler can parse two relocations for a single instruction.
6034 2017-09-01 Claudiu Zissulescu <claziss@synopsys.com>
6036 * config/arc/arc.c (arc_use_anchors_for_symbol_p): New function.
6037 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
6039 2017-08-31 Olivier Hainque <hainque@adacore.com>
6041 * config.gcc (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now
6042 match as powerpc-wrs-vxworks*.
6044 2017-08-31 James Greenhalgh <james.greenhalgh@arm.com>
6046 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): Fix
6047 register constraint for by-element operand.
6048 (aarch64_mls_elt_merge<mode>): Likewise.
6050 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
6052 * config/arc/arc.c (arc_can_follow_jump): Check for short
6055 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
6057 * config.gcc: Use g.opt for arc.
6058 * config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted,
6059 functionality moved to ...
6060 (legitimate_scaled_address_p): New function, ...here.
6061 (LEGITIMATE_SMALL_DATA_OFFSET_P): New define.
6062 (LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define.
6063 (legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET
6065 (arc_override_options): Handle G option.
6066 (arc_output_pic_addr_const): Correct function definition.
6067 (arc_legitimate_address_p): Use legitimate_scaled_address_p.
6068 (arc_decl_anon_ns_mem_p): Delete.
6069 (arc_in_small_data_p): Overhaul this function to take into
6070 consideration the value given via G option.
6071 (arc_rewrite_small_data_1): Renamed and corrected old
6072 arc_rewrite_small_data function.
6073 (arc_rewrite_small_data): New function.
6074 (small_data_pattern): Don't use pic_offset_table_rtx.
6075 * config/arc/arc.h (CC1_SPEC): Recognize G option.
6076 * config/arc/simdext.md (movmisalignv2hi): Use
6077 prepare_move_operands function.
6079 (movmisalign*): Likewise.
6080 * doc/invoke.texi (ARC options): Document -G option.
6082 2017-08-31 Claudiu Zissulescu <claziss@synopsys.com>
6084 * config/arc/arc-protos.h (compact_sda_memory_operand): Update
6086 * config/arc/arc.c (arc_print_operand): Output scalled address for
6087 sdata whenever is possible.
6088 (arc_in_small_data_p): Allow sdata for 64bit datum when double
6089 load/stores are available.
6090 (compact_sda_memory_operand): Check for the alignment required by
6091 code density instructions.
6092 * config/arc/arc.md (movsi_insn): Use newly introduced Us0
6094 * config/arc/constraints.md (Usd): Update constraint.
6095 (Us0): New constraint.
6096 (Usc): Update constraint.
6098 2017-08-31 Richard Biener <rguenther@suse.de>
6101 * dwarf2out.c (dwarf2out_early_global_decl): Process each
6104 2017-08-31 Tamar Christina <tamar.christina@arm.com>
6106 * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
6107 Resize type_signature.
6109 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
6110 Alan Hayward <alan.hayward@arm.com>
6111 David Sherwood <david.sherwood@arm.com>
6113 * config/aarch64/aarch64.c (aarch64_base_register_rtx_p): Only allow
6114 subregs whose inner modes can be stored in GPRs.
6115 (aarch64_classify_index): Likewise.
6117 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
6118 Alan Hayward <alan.hayward@arm.com>
6119 David Sherwood <david.sherwood@arm.com>
6121 * config/aarch64/iterators.md (V_cmp_result): Rename to...
6122 (V_INT_EQUIV): ...this.
6123 (v_cmp_result): Rename to...
6124 (v_int_equiv): ...this.
6125 * config/aarch64/aarch64.md (xorsign<mode>3): Update accordingly.
6126 * config/aarch64/aarch64-simd.md (xorsign<mode>3): Likewise.
6127 (copysign<mode>3): Likewise.
6128 (aarch64_simd_bsl<mode>_internal): Likewise.
6129 (aarch64_simd_bsl<mode>): Likewise.
6130 (vec_cmp<mode><mode>): Likewise.
6131 (vcond<mode><mode>): Likewise.
6132 (vcond<v_cmp_mixed><mode>): Likewise.
6133 (vcondu<mode><v_cmp_mixed>): Likewise.
6134 (aarch64_cm<optab><mode>): Likewise.
6135 (aarch64_cmtst<mode>): Likewise.
6136 (aarch64_fac<optab><mode>): Likewise.
6137 (vec_perm_const<mode>): Likewise.
6138 (vcond_mask_<mode><v_cmp_result>): Rename to...
6139 (vcond_mask_<mode><v_int_equiv>): ...this.
6140 (vec_cmp<mode><v_cmp_result>): Rename to...
6141 (vec_cmp<mode><v_int_equiv>): ...this.
6143 2017-08-31 Richard Sandiford <richard.sandiford@linaro.org>
6144 Alan Hayward <alan.hayward@arm.com>
6145 David Sherwood <david.sherwood@arm.com>
6147 * config/aarch64/aarch64-modes.def: Remove 32-, 48- and 64-byte
6149 * config/aarch64/iterators.md (VRL2, VRL3, VRL4): Delete.
6150 * config/aarch64/aarch64.md (UNSPEC_LD2_DREG, UNSPEC_LD3_DREG)
6151 (UNSPEC_LD4_DREG): New unspecs.
6152 * config/aarch64/aarch64-simd.md (aarch64_ld2<mode>_dreg_le)
6153 (aarch64_ld2<mode>_dreg_be): Replace with...
6154 (aarch64_ld2<mode>_dreg): ...this pattern and use the new DREG
6156 (aarch64_ld3<mode>_dreg_le)
6157 (aarch64_ld3<mode>_dreg_be): Replace with...
6158 (aarch64_ld3<mode>_dreg): ...this pattern and use the new DREG
6160 (aarch64_ld4<mode>_dreg_le)
6161 (aarch64_ld4<mode>_dreg_be): Replace with...
6162 (aarch64_ld4<mode>_dreg): ...this pattern and use the new DREG
6165 2017-08-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6167 PR tree-optimization/81987
6168 * gimple-ssa-strength-reduction.c (insert_initializers): Don't
6169 insert an initializer in a location not dominated by the stride
6172 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
6174 * tree-eh.c (lower_try_finally_switch): Set the location of the finally
6175 on the entire header of the finally block in the fallthru case.
6177 2017-08-30 Eric Botcazou <ebotcazou@adacore.com>
6179 * varasm.c (decode_addr_const): Deal with INDIRECT_REF <INTEGER_CST>.
6181 2017-08-30 Pat Haugen <pthaugen@us.ibm.com>
6183 * config/rs6000/rs6000.c (rs6000_emit_prologue_move_from_cr): Rename from
6184 rs6000_emit_move_from_cr and call renamed function.
6185 (rs6000_emit_prologue): Call renamed functions.
6186 * config/rs6000/rs6000.md (prologue_movesi_from_cr): Rename from
6187 movesi_from_cr, remove volatile CRs.
6189 2017-08-30 Jon Beniston <jon@beniston.com>
6190 Richard Biener <rguenther@suse.de>
6192 * tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
6193 of VECTOR_MODE_P check.
6194 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
6195 element vector types.
6197 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6199 * df.h (df_read_modify_subreg_p): Remove in favor of...
6200 * rtl.h (read_modify_subreg_p): ...this new function. Take a
6201 const_rtx instead of an rtx.
6202 * cprop.c (local_cprop_find_used_regs): Update accordingly.
6203 * df-problems.c (df_word_lr_mark_ref): Likewise.
6204 * ira-lives.c (mark_pseudo_reg_live): Likewise.
6205 (mark_pseudo_reg_dead): Likewise.
6206 (mark_ref_dead): Likewise.
6207 * reginfo.c (init_subregs_of_mode): Likewise.
6208 * sched-deps.c (sched_analyze_1): Likewise.
6209 * df-scan.c (df_def_record_1): Likewise.
6210 (df_uses_record): Likewise.
6211 (df_read_modify_subreg_p): Remove in favor of...
6212 * rtlanal.c (read_modify_subreg_p): ...this new function. Take a
6213 const_rtx instead of an rtx.
6215 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6216 Alan Hayward <alan.hayward@arm.com>
6217 David Sherwood <david.sherwood@arm.com>
6219 * rtl.h (partial_subreg_p): New function.
6220 * caller-save.c (save_call_clobbered_regs): Use it.
6221 * calls.c (expand_call): Likewise.
6222 * combine.c (combinable_i3pat): Likewise.
6223 (simplify_set): Likewise.
6224 (make_extraction): Likewise.
6225 (make_compound_operation_int): Likewise.
6226 (gen_lowpart_or_truncate): Likewise.
6227 (force_to_mode): Likewise.
6228 (make_field_assignment): Likewise.
6229 (reg_truncated_to_mode): Likewise.
6230 (record_truncated_value): Likewise.
6231 (move_deaths): Likewise.
6232 * cse.c (record_jump_cond): Likewise.
6233 (cse_insn): Likewise.
6234 * cselib.c (cselib_lookup_1): Likewise.
6235 * expmed.c (extract_bit_field_using_extv): Likewise.
6236 * function.c (assign_parm_setup_reg): Likewise.
6237 * ifcvt.c (noce_convert_multiple_sets): Likewise.
6238 * ira-build.c (create_insn_allocnos): Likewise.
6239 * lra-coalesce.c (merge_pseudos): Likewise.
6240 * lra-constraints.c (match_reload): Likewise.
6241 (simplify_operand_subreg): Likewise.
6242 (curr_insn_transform): Likewise.
6243 * lra-lives.c (process_bb_lives): Likewise.
6244 * lra.c (new_insn_reg): Likewise.
6245 (lra_substitute_pseudo): Likewise.
6246 * regcprop.c (mode_change_ok): Likewise.
6247 (maybe_mode_change): Likewise.
6248 (copyprop_hardreg_forward_1): Likewise.
6249 * reload.c (push_reload): Likewise.
6250 (find_reloads): Likewise.
6251 (find_reloads_subreg_address): Likewise.
6252 * reload1.c (alter_reg): Likewise.
6253 (eliminate_regs_1): Likewise.
6254 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
6256 2017-08-30 David Edelsohn <dje.gcc@gmail.com>
6258 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Revert
6259 back to if statements, including unpack.
6261 2017-08-30 Martin Liska <mliska@suse.cz>
6264 * ipa-icf-gimple.c (func_checker::compare_tree_list_operand):
6266 (func_checker::compare_asm_inputs_outputs): ... this function.
6267 (func_checker::compare_gimple_asm): Use the function to compare
6268 also ASM constrains.
6269 * ipa-icf-gimple.h: Rename the function.
6271 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6272 Alan Hayward <alan.hayward@arm.com>
6273 David Sherwood <david.sherwood@arm.com>
6275 * coretypes.h (complex_mode): New type.
6276 * gdbhooks.py (build_pretty_printer): Handle it.
6277 * machmode.h (complex_mode): New class.
6278 (complex_mode::includes_p): New function.
6279 (is_complex_int_mode): Likewise.
6280 (is_complex_float_mode): Likewise.
6281 * genmodes.c (get_mode_class): Handle complex mode classes.
6282 * function.c (expand_function_end): Use is_complex_int_mode.
6284 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6285 Alan Hayward <alan.hayward@arm.com>
6286 David Sherwood <david.sherwood@arm.com>
6288 * coretypes.h (scalar_mode_pod): New typedef.
6289 * gdbhooks.py (build_pretty_printer): Handle it.
6290 * machmode.h (gt_ggc_mx, gt_pch_nx): New functions.
6291 * fixed-value.h (fixed_value::mode): Change type to scalar_mode_pod.
6292 * fold-const.c (fold_convert_const_int_from_fixed): Use scalar_mode.
6293 * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields): Use
6296 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6297 Alan Hayward <alan.hayward@arm.com>
6298 David Sherwood <david.sherwood@arm.com>
6300 * machmode.h (mode_for_vector): Take a scalar_mode instead
6302 * stor-layout.c (mode_for_vector): Likewise.
6303 * explow.c (promote_mode): Use as_a <scalar_mode>.
6304 * sdbout.c (sdbout_parms): Use is_a <scalar_mode>.
6306 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6307 Alan Hayward <alan.hayward@arm.com>
6308 David Sherwood <david.sherwood@arm.com>
6310 * target.def (preferred_simd_mode): Take a scalar_mode
6311 instead of a machine_mode.
6312 * targhooks.h (default_preferred_simd_mode): Likewise.
6313 * targhooks.c (default_preferred_simd_mode): Likewise.
6314 * config/arc/arc.c (arc_preferred_simd_mode): Likewise.
6315 * config/arm/arm.c (arm_preferred_simd_mode): Likewise.
6316 * config/c6x/c6x.c (c6x_preferred_simd_mode): Likewise.
6317 * config/epiphany/epiphany.c (epiphany_preferred_simd_mode): Likewise.
6318 * config/i386/i386.c (ix86_preferred_simd_mode): Likewise.
6319 * config/mips/mips.c (mips_preferred_simd_mode): Likewise.
6320 * config/nvptx/nvptx.c (nvptx_preferred_simd_mode): Likewise.
6321 * config/powerpcspe/powerpcspe.c (rs6000_preferred_simd_mode):
6323 * config/rs6000/rs6000.c (rs6000_preferred_simd_mode): Likewise.
6324 * config/s390/s390.c (s390_preferred_simd_mode): Likewise.
6325 * config/sparc/sparc.c (sparc_preferred_simd_mode): Likewise.
6326 * config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Likewise.
6327 (aarch64_simd_scalar_immediate_valid_for_move): Update accordingly.
6328 * doc/tm.texi: Regenerate.
6329 * optabs-query.c (can_vec_mask_load_store_p): Return false for
6332 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6333 Alan Hayward <alan.hayward@arm.com>
6334 David Sherwood <david.sherwood@arm.com>
6336 * target.def (scalar_mode_supported_p): Take a scalar_mode
6337 instead of a machine_mode.
6338 * targhooks.h (default_scalar_mode_supported_p): Likewise.
6339 * targhooks.c (default_scalar_mode_supported_p): Likewise.
6340 * config/aarch64/aarch64.c (aarch64_scalar_mode_supported_p): Likewise.
6341 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
6342 * config/arm/arm.c (arm_scalar_mode_supported_p): Likewise.
6343 * config/avr/avr.c (avr_scalar_mode_supported_p): Likewise.
6344 * config/c6x/c6x.c (c6x_scalar_mode_supported_p): Likewise.
6345 * config/i386/i386.c (ix86_scalar_mode_supported_p): Likewise.
6346 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): Likewise.
6347 * config/mips/mips.c (mips_scalar_mode_supported_p): Likewise.
6348 * config/msp430/msp430.c (msp430_scalar_mode_supported_p): Likewise.
6349 * config/pa/pa.c (pa_scalar_mode_supported_p): Likewise.
6350 * config/pdp11/pdp11.c (pdp11_scalar_mode_supported_p): Likewise.
6351 * config/powerpcspe/powerpcspe.c (rs6000_scalar_mode_supported_p):
6353 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Likewise.
6354 * config/s390/s390.c (s390_scalar_mode_supported_p): Likewise.
6355 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
6356 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
6357 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p):
6359 * doc/tm.texi: Regenerate.
6361 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6362 Alan Hayward <alan.hayward@arm.com>
6363 David Sherwood <david.sherwood@arm.com>
6365 * coretypes.h (opt_scalar_mode): New typedef.
6366 * gdbhooks.py (build_pretty_printers): Handle it.
6367 * machmode.h (mode_iterator::get_2xwider): Add overload for
6369 * emit-rtl.c (init_emit_once): Use opt_scalar_mode when iterating
6371 * expr.c (convert_mode_scalar): Likewise.
6372 * omp-low.c (omp_clause_aligned_alignment): Likewise.
6373 * optabs.c (expand_float): Likewise.
6374 (expand_fix): Likewise.
6375 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
6377 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6378 Alan Hayward <alan.hayward@arm.com>
6379 David Sherwood <david.sherwood@arm.com>
6381 * optabs.c (expand_float): Explicitly check for scalars before
6382 using a branching expansion.
6383 (expand_fix): Likewise.
6385 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6386 Alan Hayward <alan.hayward@arm.com>
6387 David Sherwood <david.sherwood@arm.com>
6389 * expr.c (convert_mode): Split scalar handling out into...
6390 (convert_mode_scalar): ...this new function. Treat the modes
6393 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6394 Alan Hayward <alan.hayward@arm.com>
6395 David Sherwood <david.sherwood@arm.com>
6397 * omp-expand.c (expand_omp_atomic): Use is_int_mode, is_float_mode
6399 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Likewise.
6401 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6402 Alan Hayward <alan.hayward@arm.com>
6403 David Sherwood <david.sherwood@arm.com>
6405 * fixed-value.h (fixed_from_double_int): Take a scalar_mode
6406 rather than a machine_mode.
6407 (fixed_from_string): Likewise.
6408 (fixed_convert): Likewise.
6409 (fixed_convert_from_int): Likewise.
6410 (fixed_convert_from_real): Likewise.
6411 (real_convert_from_fixed): Likewise.
6412 * fixed-value.c (fixed_from_double_int): Likewise.
6413 (fixed_from_string): Likewise.
6414 (fixed_convert): Likewise.
6415 (fixed_convert_from_int): Likewise.
6416 (fixed_convert_from_real): Likewise.
6417 (real_convert_from_fixed): Likewise.
6418 * config/avr/avr.c (avr_out_round): Use as_a <scalar_mode>.
6420 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6421 Alan Hayward <alan.hayward@arm.com>
6422 David Sherwood <david.sherwood@arm.com>
6424 * emit-rtl.c (immed_double_const): Use is_a <scalar_mode> instead
6425 of separate mode class checks. Do not allow vector modes here.
6426 (immed_wide_int_const): Use as_a <scalar_mode>.
6427 * explow.c (trunc_int_for_mode): Likewise.
6428 * rtl.h (wi::int_traits<rtx_mode_t>::get_precision): Likewise.
6429 (wi::shwi): Likewise.
6430 (wi::min_value): Likewise.
6431 (wi::max_value): Likewise.
6432 * dwarf2out.c (loc_descriptor): Likewise.
6433 * simplify-rtx.c (simplify_immed_subreg): Fix rtx_mode_t argument
6436 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6437 Alan Hayward <alan.hayward@arm.com>
6438 David Sherwood <david.sherwood@arm.com>
6440 * tree.h (SCALAR_TYPE_MODE): New macro.
6441 * expr.c (expand_expr_addr_expr_1): Use it.
6442 (expand_expr_real_2): Likewise.
6443 * fold-const.c (fold_convert_const_fixed_from_fixed): Likeise.
6444 (fold_convert_const_fixed_from_int): Likewise.
6445 (fold_convert_const_fixed_from_real): Likewise.
6446 (native_encode_fixed): Likewise
6447 (native_encode_complex): Likewise
6448 (native_encode_vector): Likewise.
6449 (native_interpret_fixed): Likewise.
6450 (native_interpret_real): Likewise.
6451 (native_interpret_complex): Likewise.
6452 (native_interpret_vector): Likewise.
6453 * omp-simd-clone.c (simd_clone_adjust_return_type): Likewise.
6454 (simd_clone_adjust_argument_types): Likewise.
6455 (simd_clone_init_simd_arrays): Likewise.
6456 (simd_clone_adjust): Likewise.
6457 * stor-layout.c (layout_type): Likewise.
6458 * tree.c (build_minus_one_cst): Likewise.
6459 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
6460 * tree-inline.c (estimate_move_cost): Likewise.
6461 * tree-ssa-math-opts.c (convert_plusminus_to_widen): Likewise.
6462 * tree-vect-loop.c (vect_create_epilog_for_reduction): Likewise.
6463 (vectorizable_reduction): Likewise.
6464 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
6465 (vect_recog_mixed_size_cond_pattern): Likewise.
6466 (check_bool_pattern): Likewise.
6467 (adjust_bool_pattern): Likewise.
6468 (search_type_for_mask_1): Likewise.
6469 * tree-vect-slp.c (vect_schedule_slp_instance): Likewise.
6470 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
6471 (vectorizable_load): Likewise.
6472 (vectorizable_store): Likewise.
6473 * ubsan.c (ubsan_encode_value): Likewise.
6474 * varasm.c (output_constant): Likewise.
6476 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6477 Alan Hayward <alan.hayward@arm.com>
6478 David Sherwood <david.sherwood@arm.com>
6480 * coretypes.h (scalar_mode): New class.
6481 * machmode.h (scalar_mode): Likewise.
6482 (scalar_mode::includes_p): New function.
6483 (mode_to_inner): Return a scalar_mode rather than a machine_mode.
6484 * gdbhooks.py (build_pretty_printers): Handle scalar_mode.
6485 * genmodes.c (get_mode_class): Handle remaining scalar modes.
6486 * cfgexpand.c (expand_debug_expr): Use scalar_mode.
6487 * expmed.c (store_bit_field_1): Likewise.
6488 (extract_bit_field_1): Likewise.
6489 * expr.c (write_complex_part): Likewise.
6490 (read_complex_part): Likewise.
6491 (emit_move_complex_push): Likewise.
6492 (expand_expr_real_2): Likewise.
6493 * function.c (assign_parm_setup_reg): Likewise.
6494 (assign_parms_unsplit_complex): Likewise.
6495 * optabs.c (expand_binop): Likewise.
6496 * rtlanal.c (subreg_get_info): Likewise.
6497 * simplify-rtx.c (simplify_immed_subreg): Likewise.
6498 * varasm.c (output_constant_pool_2): Likewise.
6500 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6501 Alan Hayward <alan.hayward@arm.com>
6502 David Sherwood <david.sherwood@arm.com>
6504 * expmed.c (extract_high_half): Use scalar_int_mode and remove
6506 (expmed_mult_highpart_optab): Likewise.
6507 (expmed_mult_highpart): Likewise.
6509 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6510 Alan Hayward <alan.hayward@arm.com>
6511 David Sherwood <david.sherwood@arm.com>
6513 * builtins.h (builtin_strncpy_read_str): Take a scalar_int_mode
6514 instead of a machine_mode.
6515 (builtin_memset_read_str): Likewise.
6516 * builtins.c (c_readstr): Likewise.
6517 (builtin_memcpy_read_str): Likewise.
6518 (builtin_strncpy_read_str): Likewise.
6519 (builtin_memset_read_str): Likewise.
6520 (builtin_memset_gen_str): Likewise.
6521 (expand_builtin_signbit): Use scalar_int_mode for local variables.
6522 * cfgexpand.c (convert_debug_memory_address): Take a scalar_int_mode
6523 instead of a machine_mode.
6524 * combine.c (simplify_if_then_else): Use scalar_int_mode for local
6526 (make_extraction): Likewise.
6527 (try_widen_shift_mode): Take and return scalar_int_modes instead
6529 * config/aarch64/aarch64.c (aarch64_libgcc_cmp_return_mode): Return
6530 a scalar_int_mode instead of a machine_mode.
6531 * config/avr/avr.c (avr_addr_space_address_mode): Likewise.
6532 (avr_addr_space_pointer_mode): Likewise.
6533 * config/cr16/cr16.c (cr16_unwind_word_mode): Likewise.
6534 * config/msp430/msp430.c (msp430_addr_space_pointer_mode): Likewise.
6535 (msp430_unwind_word_mode): Likewise.
6536 * config/spu/spu.c (spu_unwind_word_mode): Likewise.
6537 (spu_addr_space_pointer_mode): Likewise.
6538 (spu_addr_space_address_mode): Likewise.
6539 (spu_libgcc_cmp_return_mode): Likewise.
6540 (spu_libgcc_shift_count_mode): Likewise.
6541 * config/rl78/rl78.c (rl78_addr_space_address_mode): Likewise.
6542 (rl78_addr_space_pointer_mode): Likewise.
6543 (fl78_unwind_word_mode): Likewise.
6544 (rl78_valid_pointer_mode): Take a scalar_int_mode instead of a
6546 * config/alpha/alpha.c (vms_valid_pointer_mode): Likewise.
6547 * config/ia64/ia64.c (ia64_vms_valid_pointer_mode): Likewise.
6548 * config/mips/mips.c (mips_mode_rep_extended): Likewise.
6549 (mips_valid_pointer_mode): Likewise.
6550 * config/tilegx/tilegx.c (tilegx_mode_rep_extended): Likewise.
6551 * config/ft32/ft32.c (ft32_valid_pointer_mode): Likewise.
6552 (ft32_addr_space_pointer_mode): Return a scalar_int_mode instead
6554 (ft32_addr_space_address_mode): Likewise.
6555 * config/m32c/m32c.c (m32c_valid_pointer_mode): Take a
6556 scalar_int_mode instead of a machine_mode.
6557 (m32c_addr_space_pointer_mode): Return a scalar_int_mode instead
6559 (m32c_addr_space_address_mode): Likewise.
6560 * config/powerpcspe/powerpcspe.c (rs6000_abi_word_mode): Likewise.
6561 (rs6000_eh_return_filter_mode): Likewise.
6562 * config/rs6000/rs6000.c (rs6000_abi_word_mode): Likewise.
6563 (rs6000_eh_return_filter_mode): Likewise.
6564 * config/s390/s390.c (s390_libgcc_cmp_return_mode): Likewise.
6565 (s390_libgcc_shift_count_mode): Likewise.
6566 (s390_unwind_word_mode): Likewise.
6567 (s390_valid_pointer_mode): Take a scalar_int_mode rather than a
6569 * target.def (mode_rep_extended): Likewise.
6570 (valid_pointer_mode): Likewise.
6571 (addr_space.valid_pointer_mode): Likewise.
6572 (eh_return_filter_mode): Return a scalar_int_mode rather than
6574 (libgcc_cmp_return_mode): Likewise.
6575 (libgcc_shift_count_mode): Likewise.
6576 (unwind_word_mode): Likewise.
6577 (addr_space.pointer_mode): Likewise.
6578 (addr_space.address_mode): Likewise.
6579 * doc/tm.texi: Regenerate.
6580 * dojump.c (prefer_and_bit_test): Take a scalar_int_mode rather than
6582 (do_jump): Use scalar_int_mode for local variables.
6583 * dwarf2cfi.c (init_return_column_size): Take a scalar_int_mode
6584 rather than a machine_mode.
6585 * dwarf2out.c (convert_descriptor_to_mode): Likewise.
6586 (scompare_loc_descriptor_wide): Likewise.
6587 (scompare_loc_descriptor_narrow): Likewise.
6588 * emit-rtl.c (adjust_address_1): Use scalar_int_mode for local
6590 * except.c (sjlj_emit_dispatch_table): Likewise.
6591 (expand_builtin_eh_copy_values): Likewise.
6592 * explow.c (convert_memory_address_addr_space_1): Likewise.
6593 Take a scalar_int_mode rather than a machine_mode.
6594 (convert_memory_address_addr_space): Take a scalar_int_mode rather
6595 than a machine_mode.
6596 (memory_address_addr_space): Use scalar_int_mode for local variables.
6597 * expmed.h (expand_mult_highpart_adjust): Take a scalar_int_mode
6598 rather than a machine_mode.
6599 * expmed.c (mask_rtx): Likewise.
6600 (init_expmed_one_conv): Likewise.
6601 (expand_mult_highpart_adjust): Likewise.
6602 (extract_high_half): Likewise.
6603 (expmed_mult_highpart_optab): Likewise.
6604 (expmed_mult_highpart): Likewise.
6605 (expand_smod_pow2): Likewise.
6606 (expand_sdiv_pow2): Likewise.
6607 (emit_store_flag_int): Likewise.
6608 (adjust_bit_field_mem_for_reg): Use scalar_int_mode for local
6610 (extract_low_bits): Likewise.
6611 * expr.h (by_pieces_constfn): Take a scalar_int_mode rather than
6613 * expr.c (pieces_addr::adjust): Likewise.
6614 (can_store_by_pieces): Likewise.
6615 (store_by_pieces): Likewise.
6616 (clear_by_pieces_1): Likewise.
6617 (expand_expr_addr_expr_1): Likewise.
6618 (expand_expr_addr_expr): Use scalar_int_mode for local variables.
6619 (expand_expr_real_1): Likewise.
6620 (try_casesi): Likewise.
6621 * final.c (shorten_branches): Likewise.
6622 * fold-const.c (fold_convert_const_int_from_fixed): Change the
6623 type of "mode" to machine_mode.
6624 * internal-fn.c (expand_arith_overflow_result_store): Take a
6625 scalar_int_mode rather than a machine_mode.
6626 (expand_mul_overflow): Use scalar_int_mode for local variables.
6627 * loop-doloop.c (doloop_modify): Likewise.
6628 (doloop_optimize): Likewise.
6629 * optabs.c (expand_subword_shift): Take a scalar_int_mode rather
6630 than a machine_mode.
6631 (expand_doubleword_shift_condmove): Likewise.
6632 (expand_doubleword_shift): Likewise.
6633 (expand_doubleword_clz): Likewise.
6634 (expand_doubleword_popcount): Likewise.
6635 (expand_doubleword_parity): Likewise.
6636 (expand_absneg_bit): Use scalar_int_mode for local variables.
6637 (prepare_float_lib_cmp): Likewise.
6638 * rtl.h (convert_memory_address_addr_space_1): Take a scalar_int_mode
6639 rather than a machine_mode.
6640 (convert_memory_address_addr_space): Likewise.
6641 (get_mode_bounds): Likewise.
6642 (get_address_mode): Return a scalar_int_mode rather than a
6644 * rtlanal.c (get_address_mode): Likewise.
6645 * stor-layout.c (get_mode_bounds): Take a scalar_int_mode rather
6646 than a machine_mode.
6647 * targhooks.c (default_mode_rep_extended): Likewise.
6648 (default_valid_pointer_mode): Likewise.
6649 (default_addr_space_valid_pointer_mode): Likewise.
6650 (default_eh_return_filter_mode): Return a scalar_int_mode rather
6651 than a machine_mode.
6652 (default_libgcc_cmp_return_mode): Likewise.
6653 (default_libgcc_shift_count_mode): Likewise.
6654 (default_unwind_word_mode): Likewise.
6655 (default_addr_space_pointer_mode): Likewise.
6656 (default_addr_space_address_mode): Likewise.
6657 * targhooks.h (default_eh_return_filter_mode): Likewise.
6658 (default_libgcc_cmp_return_mode): Likewise.
6659 (default_libgcc_shift_count_mode): Likewise.
6660 (default_unwind_word_mode): Likewise.
6661 (default_addr_space_pointer_mode): Likewise.
6662 (default_addr_space_address_mode): Likewise.
6663 (default_mode_rep_extended): Take a scalar_int_mode rather than
6665 (default_valid_pointer_mode): Likewise.
6666 (default_addr_space_valid_pointer_mode): Likewise.
6667 * tree-ssa-address.c (addr_for_mem_ref): Use scalar_int_mode for
6669 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Take a scalar_int_mode
6670 rather than a machine_mode.
6671 * tree-switch-conversion.c (array_value_type): Use scalar_int_mode
6672 for local variables.
6673 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
6674 * var-tracking.c (use_narrower_mode): Take a scalar_int_mode rather
6675 than a machine_mode.
6677 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6678 Alan Hayward <alan.hayward@arm.com>
6679 David Sherwood <david.sherwood@arm.com>
6681 * dojump.c (do_jump_by_parts_greater_rtx): Change the type of
6682 the mode argument to scalar_int_mode.
6683 (do_jump_by_parts_zero_rtx): Likewise.
6684 (do_jump_by_parts_equality_rtx): Likewise.
6685 (do_jump_by_parts_greater): Take a mode argument.
6686 (do_jump_by_parts_equality): Likewise.
6687 (do_jump_1): Update calls accordingly.
6689 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6690 Alan Hayward <alan.hayward@arm.com>
6691 David Sherwood <david.sherwood@arm.com>
6693 * is-a.h (safe_dyn_cast): New function.
6694 * rtl.h (rtx_jump_table_data::get_data_mode): New function.
6695 (jump_table_for_label): Likewise.
6696 * final.c (final_addr_vec_align): Take an rtx_jump_table_data *
6697 instead of an rtx_insn *.
6698 (shorten_branches): Use dyn_cast instead of LABEL_P and
6699 JUMP_TABLE_DATA_P. Use jump_table_for_label and
6700 rtx_jump_table_data::get_data_mode.
6701 (final_scan_insn): Likewise.
6703 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6704 Alan Hayward <alan.hayward@arm.com>
6705 David Sherwood <david.sherwood@arm.com>
6707 * combine.c (try_combine): Use is_a <scalar_int_mode> when
6708 trying to combine a full-register integer set with a subreg
6711 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6712 Alan Hayward <alan.hayward@arm.com>
6713 David Sherwood <david.sherwood@arm.com>
6715 * expr.c (expand_expr_addr_expr): Add a new_tmode local variable
6716 that is always either address_mode or pointer_mode.
6718 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6719 Alan Hayward <alan.hayward@arm.com>
6720 David Sherwood <david.sherwood@arm.com>
6722 * expr.c (expand_expr_real_2): Use word_mode instead of innermode
6723 when the two are known to be equal.
6725 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6726 Alan Hayward <alan.hayward@arm.com>
6727 David Sherwood <david.sherwood@arm.com>
6729 * simplify-rtx.c (simplify_const_unary_operation): Use
6730 is_a <scalar_int_mode> instead of checking for a nonzero
6731 precision. Forcibly convert op_mode to a scalar_int_mode
6732 in that case. More clearly differentiate the operand and
6733 result modes and use the former when deciding what the value
6734 of a count-bits operation should be. Use is_int_mode instead
6735 of checking for a MODE_INT. Remove redundant check for whether
6736 this mode has a zero precision.
6738 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6739 Alan Hayward <alan.hayward@arm.com>
6740 David Sherwood <david.sherwood@arm.com>
6742 * optabs.c (widen_leading): Change the type of the mode argument
6743 to scalar_int_mode. Use opt_scalar_int_mode for the mode iterator.
6744 (widen_bswap): Likewise.
6745 (expand_parity): Likewise.
6746 (expand_ctz): Change the type of the mode argument to scalar_int_mode.
6747 (expand_ffs): Likewise.
6748 (epand_unop): Check for scalar integer modes before calling the
6751 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6752 Alan Hayward <alan.hayward@arm.com>
6753 David Sherwood <david.sherwood@arm.com>
6755 * expr.c (const_scalar_mask_from_tree): Add a mode argument.
6757 (expand_expr_real_1): Update call accordingly.
6759 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6760 Alan Hayward <alan.hayward@arm.com>
6761 David Sherwood <david.sherwood@arm.com>
6763 * expmed.c (store_bit_field_using_insv): Add op0_mode and
6764 value_mode arguments. Use scalar_int_mode internally.
6765 (store_bit_field_1): Rename the new integer mode from imode
6766 to op0_mode and use it instead of GET_MODE (op0). Update calls
6767 to store_split_bit_field, store_bit_field_using_insv and
6768 store_fixed_bit_field.
6769 (store_fixed_bit_field): Add op0_mode and value_mode arguments.
6770 Use scalar_int_mode internally. Use a bit count rather than a mode
6771 when calculating the largest bit size for get_best_mode.
6772 Update calls to store_split_bit_field and store_fixed_bit_field_1.
6773 (store_fixed_bit_field_1): Add mode and value_mode arguments.
6774 Remove assertion that OP0 has a scalar integer mode.
6775 (store_split_bit_field): Add op0_mode and value_mode arguments.
6776 Update calls to extract_fixed_bit_field.
6777 (extract_bit_field_using_extv): Add an op0_mode argument.
6778 Use scalar_int_mode internally.
6779 (extract_bit_field_1): Rename the new integer mode from imode to
6780 op0_mode and use it instead of GET_MODE (op0). Update calls to
6781 extract_split_bit_field, extract_bit_field_using_extv and
6782 extract_fixed_bit_field.
6783 (extract_fixed_bit_field): Add an op0_mode argument. Update calls
6784 to extract_split_bit_field and extract_fixed_bit_field_1.
6785 (extract_fixed_bit_field_1): Add a mode argument. Remove assertion
6786 that OP0 has a scalar integer mode. Use as_a <scalar_int_mode>
6788 (extract_split_bit_field): Add an op0_mode argument. Update call
6789 to extract_fixed_bit_field.
6791 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6792 Alan Hayward <alan.hayward@arm.com>
6793 David Sherwood <david.sherwood@arm.com>
6795 * cse.c (cse_insn): Use opt_scalar_int_mode for the mode iterator.
6796 * explow.c (hard_function_value): Likewise.
6797 * expmed.c (extract_fixed_bit_field_1): Likewise. Move the
6798 convert_to_mode call outside the loop.
6799 * expr.c (alignment_for_piecewise_move): Use opt_scalar_int_mode
6800 for the mode iterator. Require the mode specified by max_pieces
6802 (emit_block_move_via_movmem): Use opt_scalar_int_mode for the
6804 (copy_blkmode_to_reg): Likewise.
6805 (set_storage_via_setmem): Likewise.
6806 * optabs.c (prepare_cmp_insn): Likewise.
6807 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
6808 * stor-layout.c (finish_bitfield_representative): Likewise.
6810 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6811 Alan Hayward <alan.hayward@arm.com>
6812 David Sherwood <david.sherwood@arm.com>
6814 * rtl.h (subreg_unpromoted_mode, subreg_promoted_mode): New functions.
6815 * expr.c (convert_move): Use them.
6816 (convert_modes): Likewise.
6817 (store_expr_with_bounds): Likewise.
6819 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6820 Alan Hayward <alan.hayward@arm.com>
6821 David Sherwood <david.sherwood@arm.com>
6823 * rtl.h (rtl_hooks::reg_nonzero_bits): Add a scalar_int_mode
6824 parameter for the mode of "x". Remove the "known_x", "known_mode"
6825 and "known_ret" arguments. Change the type of the mode argument
6827 (rtl_hooks:reg_num_sign_bit_copies): Likewise.
6828 * combine.c (reg_nonzero_bits_for_combine): Update accordingly.
6829 (reg_num_sign_bit_copies_for_combine): Likewise.
6830 * rtlanal.c (nonzero_bits1): Likewise.
6831 (num_sign_bit_copies1): Likewise.
6832 * rtlhooks-def.h (reg_nonzero_bits_general): Likewise.
6833 (reg_num_sign_bit_copies_general): Likewise.
6834 * rtlhooks.c (reg_num_sign_bit_copies_general): Likewise.
6835 (reg_nonzero_bits_general): Likewise.
6837 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6838 Alan Hayward <alan.hayward@arm.com>
6839 David Sherwood <david.sherwood@arm.com>
6841 * rtlanal.c (num_sign_bit_copies): Handle VOIDmode here rather
6842 than in subroutines. Return 1 for non-integer modes.
6843 (cached_num_sign_bit_copies): Change the type of the mode parameter
6845 (num_sign_bit_copies1): Likewise. Remove early exit for other mode
6846 classes. Handle CONST_INT_P first and then check whether X also
6847 has a scalar integer mode. Check the same thing for inner registers
6848 of a SUBREG and for values that are being extended or truncated.
6850 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6851 Alan Hayward <alan.hayward@arm.com>
6852 David Sherwood <david.sherwood@arm.com>
6854 * rtlanal.c (nonzero_bits): Handle VOIDmode here rather than
6855 in subroutines. Return the mode mask for non-integer modes.
6856 (cached_nonzero_bits): Change the type of the mode parameter
6858 (nonzero_bits1): Likewise. Remove early exit for other mode
6859 classes. Handle CONST_INT_P first and then check whether X
6860 also has a scalar integer mode.
6862 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6863 Alan Hayward <alan.hayward@arm.com>
6864 David Sherwood <david.sherwood@arm.com>
6866 * expr.c (widest_int_mode_for_size): Make the comment match the code.
6867 Return a scalar_int_mode and assert that the size is greater than
6869 (by_pieces_ninsns): Update accordingly and remove VOIDmode handling.
6870 (op_by_pieces_d::op_by_pieces_d): Likewise.
6871 (op_by_pieces_d::run): Likewise.
6872 (can_store_by_pieces): Likewise.
6874 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6875 Alan Hayward <alan.hayward@arm.com>
6876 David Sherwood <david.sherwood@arm.com>
6878 * combine.c (extract_left_shift): Add a mode argument and update
6880 (make_compound_operation_int): Change the type of the mode parameter
6881 to scalar_int_mode and update the call to extract_left_shift.
6883 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6884 Alan Hayward <alan.hayward@arm.com>
6885 David Sherwood <david.sherwood@arm.com>
6887 * combine.c (simplify_and_const_int): Change the type of the mode
6888 parameter to scalar_int_mode.
6889 (simplify_and_const_int_1): Likewise. Update recursive call.
6891 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6892 Alan Hayward <alan.hayward@arm.com>
6893 David Sherwood <david.sherwood@arm.com>
6895 * combine.c (simplify_compare_const): Check that the mode is a
6896 scalar_int_mode (rather than VOIDmode) before testing its
6898 (simplify_comparison): Move COMPARISON_P handling out of the
6899 loop and restrict the latter part of the loop to scalar_int_modes.
6900 Check is_a <scalar_int_mode> before calling HWI_COMPUTABLE_MODE_P
6901 and when considering SUBREG_REGs. Use is_int_mode instead of
6902 checking GET_MODE_CLASS against MODE_INT.
6904 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6905 Alan Hayward <alan.hayward@arm.com>
6906 David Sherwood <david.sherwood@arm.com>
6908 * combine.c (try_widen_shift_mode): Move check for equal modes to...
6909 (simplify_shift_const_1): ...here. Use scalar_int_mode for
6910 shift_unit_mode and for modes involved in scalar shifts.
6912 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6913 Alan Hayward <alan.hayward@arm.com>
6914 David Sherwood <david.sherwood@arm.com>
6916 * combine.c (force_int_to_mode): New function, split out from...
6917 (force_to_mode): ...here. Keep xmode up-to-date and use it
6918 instead of GET_MODE (x).
6920 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6921 Alan Hayward <alan.hayward@arm.com>
6922 David Sherwood <david.sherwood@arm.com>
6924 * optabs-query.h (extraction_insn::struct_mode): Change type to
6925 opt_scalar_int_mode and update comment.
6926 (extraction_insn::field_mode): Change type to scalar_int_mode.
6927 (extraction_insn::pos_mode): Likewise.
6928 * combine.c (make_extraction): Update accordingly.
6929 * optabs-query.c (get_traditional_extraction_insn): Likewise.
6930 (get_optab_extraction_insn): Likewise.
6931 * recog.c (simplify_while_replacing): Likewise.
6932 * expmed.c (narrow_bit_field_mem): Change the type of the mode
6933 parameter to opt_scalar_int_mode.
6935 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6936 Alan Hayward <alan.hayward@arm.com>
6937 David Sherwood <david.sherwood@arm.com>
6939 * machmode.h (bit_field_mode_iterator::next_mode): Take a pointer
6940 to a scalar_int_mode instead of a machine_mode.
6941 (bit_field_mode_iterator::m_mode): Change type to opt_scalar_int_mode.
6942 (get_best_mode): Return a boolean and use a pointer argument to store
6943 the selected mode. Replace the limit mode parameter with a bit limit.
6944 * expmed.c (adjust_bit_field_mem_for_reg): Use scalar_int_mode
6945 for the values returned by bit_field_mode_iterator::next_mode.
6946 (store_bit_field): Update call to get_best_mode.
6947 (store_fixed_bit_field): Likewise.
6948 (extract_fixed_bit_field): Likewise.
6949 * expr.c (optimize_bitfield_assignment_op): Likewise.
6950 * fold-const.c (optimize_bit_field_compare): Likewise.
6951 (fold_truth_andor_1): Likewise.
6952 * stor-layout.c (bit_field_mode_iterator::next_mode): As above.
6953 Update for new type of m_mode.
6954 (get_best_mode): As above.
6956 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6957 Alan Hayward <alan.hayward@arm.com>
6958 David Sherwood <david.sherwood@arm.com>
6960 * expmed.c (strict_volatile_bitfield_p): Change the type of fieldmode
6961 to scalar_int_mode. Remove check for SCALAR_INT_MODE_P.
6962 (store_bit_field): Check is_a <scalar_int_mode> before calling
6963 strict_volatile_bitfield_p.
6964 (extract_bit_field): Likewise.
6966 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6967 Alan Hayward <alan.hayward@arm.com>
6968 David Sherwood <david.sherwood@arm.com>
6970 * target.def (cstore_mode): Return a scalar_int_mode.
6971 * doc/tm.texi: Regenerate.
6972 * config/sparc/sparc.c (sparc_cstore_mode): Return a scalar_int_mode.
6973 * targhooks.h (default_cstore_mode): Likewise.
6974 * targhooks.c (default_cstore_mode): Likewise, using a forced
6976 * expmed.c (emit_cstore): Expect the target of the cstore to be
6979 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
6980 Alan Hayward <alan.hayward@arm.com>
6981 David Sherwood <david.sherwood@arm.com>
6983 * cfgloop.h (rtx_iv): Change type of extend_mode and mode to
6985 (niter_desc): Likewise mode.
6986 (iv_analyze): Add a mode parameter.
6988 (iv_analyze_expr): Pass the mode paraeter before the rtx it describes
6989 and change its type to scalar_int_mode.
6990 * loop-iv.c: Update commentary at head of file.
6991 (iv_constant): Pass the mode paraeter before the rtx it describes
6992 and change its type to scalar_int_mode. Remove VOIDmode handling.
6993 (iv_subreg): Change the type of the mode parameter to scalar_int_mode.
6994 (iv_extend): Likewise.
6995 (shorten_into_mode): Likewise.
6996 (iv_add): Use scalar_int_mode.
6997 (iv_mult): Likewise.
6998 (iv_shift): Likewise.
6999 (canonicalize_iv_subregs): Likewise.
7000 (get_biv_step_1): Pass the outer_mode parameter before the rtx
7001 it describes and change its mode to scalar_int_mode. Also change
7002 the type of the returned inner_mode to scalar_int_mode.
7003 (get_biv_step): Likewise, turning outer_mode from a pointer
7004 into a direct parameter. Update call to get_biv_step_1.
7005 (iv_analyze_biv): Add an outer_mode parameter. Update calls to
7006 iv_constant and get_biv_step.
7007 (iv_analyze_expr): Pass the mode parameter before the rtx it describes
7008 and change its type to scalar_int_mode. Don't initialise iv->mode
7009 to VOIDmode and remove later checks for its still being VOIDmode.
7010 Update calls to iv_analyze_op and iv_analyze_expr. Check
7011 is_a <scalar_int_mode> when changing the mode under consideration.
7012 (iv_analyze_def): Ignore registers that don't have a scalar_int_mode.
7013 Update call to iv_analyze_expr.
7014 (iv_analyze_op): Add a mode parameter. Reject subregs whose
7015 inner register is not also a scalar_int_mode. Update call to
7017 (iv_analyze): Add a mode parameter. Update call to iv_analyze_op.
7018 (biv_p): Add a mode parameter. Update call to iv_analyze_biv.
7019 (iv_number_of_iterations): Use is_a <scalar_int_mode> instead of
7020 separate mode class checks. Update calls to iv_analyze. Remove
7021 fix-up of VOIDmodes after iv_analyze_biv.
7022 * loop-unroll.c (analyze_iv_to_split_insn): Reject registers that
7023 don't have a scalar_int_mode. Update call to biv_p.
7025 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7026 Alan Hayward <alan.hayward@arm.com>
7027 David Sherwood <david.sherwood@arm.com>
7029 * cfgexpand.c (convert_debug_memory_address): Use
7030 as_a <scalar_int_mode>.
7031 * combine.c (expand_compound_operation): Likewise.
7032 (make_extraction): Likewise.
7033 (change_zero_ext): Likewise.
7034 (simplify_comparison): Likewise.
7035 * cse.c (cse_insn): Likewise.
7036 * dwarf2out.c (minmax_loc_descriptor): Likewise.
7037 (mem_loc_descriptor): Likewise.
7038 (loc_descriptor): Likewise.
7039 * expmed.c (init_expmed_one_mode): Likewise.
7040 (synth_mult): Likewise.
7041 (emit_store_flag_1): Likewise.
7042 (expand_divmod): Likewise. Use HWI_COMPUTABLE_MODE_P instead
7043 of a comparison with size.
7044 * expr.c (expand_assignment): Use as_a <scalar_int_mode>.
7045 (reduce_to_bit_field_precision): Likewise.
7046 * function.c (expand_function_end): Likewise.
7047 * internal-fn.c (expand_arith_overflow_result_store): Likewise.
7048 * loop-doloop.c (doloop_modify): Likewise.
7049 * optabs.c (expand_binop): Likewise.
7050 (expand_unop): Likewise.
7051 (expand_copysign_absneg): Likewise.
7052 (prepare_cmp_insn): Likewise.
7053 (maybe_legitimize_operand): Likewise.
7054 * recog.c (const_scalar_int_operand): Likewise.
7055 * rtlanal.c (get_address_mode): Likewise.
7056 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7057 (simplify_cond_clz_ctz): Likewise.
7058 * tree-nested.c (get_nl_goto_field): Likewise.
7059 * tree.c (build_vector_type_for_mode): Likewise.
7060 * var-tracking.c (use_narrower_mode): Likewise.
7062 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7063 Alan Hayward <alan.hayward@arm.com>
7064 David Sherwood <david.sherwood@arm.com>
7066 * tree.h (SCALAR_INT_TYPE_MODE): New macro.
7067 * builtins.c (expand_builtin_signbit): Use it.
7068 * cfgexpand.c (expand_debug_expr): Likewise.
7069 * dojump.c (do_jump): Likewise.
7070 (do_compare_and_jump): Likewise.
7071 * dwarf2cfi.c (expand_builtin_init_dwarf_reg_sizes): Likewise.
7072 * expmed.c (make_tree): Likewise.
7073 * expr.c (expand_expr_real_2): Likewise.
7074 (expand_expr_real_1): Likewise.
7075 (try_casesi): Likewise.
7076 * fold-const-call.c (fold_const_call_ss): Likewise.
7077 * fold-const.c (unextend): Likewise.
7078 (extract_muldiv_1): Likewise.
7079 (fold_single_bit_test): Likewise.
7080 (native_encode_int): Likewise.
7081 (native_encode_string): Likewise.
7082 (native_interpret_int): Likewise.
7083 * gimple-fold.c (gimple_fold_builtin_memset): Likewise.
7084 * internal-fn.c (expand_addsub_overflow): Likewise.
7085 (expand_neg_overflow): Likewise.
7086 (expand_mul_overflow): Likewise.
7087 (expand_arith_overflow): Likewise.
7088 * match.pd: Likewise.
7089 * stor-layout.c (layout_type): Likewise.
7090 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
7091 * tree-ssa-math-opts.c (convert_mult_to_widen): Likewise.
7092 * tree-ssanames.c (get_range_info): Likewise.
7093 * tree-switch-conversion.c (array_value_type) Likewise.
7094 * tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise.
7095 (vect_recog_divmod_pattern): Likewise.
7096 (vect_recog_mixed_size_cond_pattern): Likewise.
7097 * tree-vrp.c (extract_range_basic): Likewise.
7098 (simplify_float_conversion_using_ranges): Likewise.
7099 * tree.c (int_fits_type_p): Likewise.
7100 * ubsan.c (instrument_bool_enum_load): Likewise.
7101 * varasm.c (mergeable_string_section): Likewise.
7102 (narrowing_initializer_constant_valid_p): Likewise.
7103 (output_constant): Likewise.
7105 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7106 Alan Hayward <alan.hayward@arm.com>
7107 David Sherwood <david.sherwood@arm.com>
7109 * machmode.h (NARROWEST_INT_MODE): New macro.
7110 * expr.c (alignment_for_piecewise_move): Use it instead of
7111 GET_CLASS_NARROWEST_MODE (MODE_INT).
7112 (push_block): Likewise.
7113 * stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
7115 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
7117 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7118 Alan Hayward <alan.hayward@arm.com>
7119 David Sherwood <david.sherwood@arm.com>
7121 * postreload.c (move2add_valid_value_p): Change the type of the
7122 mode parameter to scalar_int_mode.
7123 (move2add_use_add2_insn): Add a mode parameter and use it instead
7125 (move2add_use_add3_insn): Likewise.
7126 (reload_cse_move2add): Update accordingly.
7128 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7129 Alan Hayward <alan.hayward@arm.com>
7130 David Sherwood <david.sherwood@arm.com>
7132 * expr.c (expand_expr_real_2): Use scalar_int_mode for the
7134 * lower-subreg.c (resolve_shift_zext): Use is_a <scalar_int_mode>.
7135 * optabs.c (expand_unop): Likewise.
7137 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7138 Alan Hayward <alan.hayward@arm.com>
7139 David Sherwood <david.sherwood@arm.com>
7141 * dwarf2out.c (typed_binop): Change mode parameter to scalar_int_mode.
7142 (clz_loc_descriptor): Likewise. Remove SCALAR_INT_MODE_P check.
7143 (popcount_loc_descriptor): Likewise.
7144 (bswap_loc_descriptor): Likewise.
7145 (rotate_loc_descriptor): Likewise.
7146 (mem_loc_descriptor): Add is_a <scalar_int_mode> checks before
7147 calling the functions above.
7149 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7150 Alan Hayward <alan.hayward@arm.com>
7151 David Sherwood <david.sherwood@arm.com>
7153 * combine.c (sign_extend_short_imm): Add is_a <scalar_int_mode>
7155 (try_combine): Likewise.
7156 (simplify_if_then_else): Likewise.
7157 * cse.c (cse_insn): Likewise.
7158 * dwarf2out.c (mem_loc_descriptor): Likewise.
7159 * emit-rtl.c (gen_lowpart_common): Likewise.
7160 * simplify-rtx.c (simplify_truncation): Likewise.
7161 (simplify_binary_operation_1): Likewise.
7162 (simplify_const_relational_operation): Likewise.
7163 (simplify_ternary_operation): Likewise.
7164 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7166 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7167 Alan Hayward <alan.hayward@arm.com>
7168 David Sherwood <david.sherwood@arm.com>
7170 * cse.c (cse_insn): Add is_a <scalar_int_mode> checks.
7171 * reload.c (push_reload): Likewise.
7172 (find_reloads): Likewise.
7174 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7175 Alan Hayward <alan.hayward@arm.com>
7176 David Sherwood <david.sherwood@arm.com>
7178 * combine.c (find_split_point): Add is_a <scalar_int_mode> checks.
7179 (make_compound_operation_int): Likewise.
7180 (change_zero_ext): Likewise.
7181 * expr.c (convert_move): Likewise.
7182 (convert_modes): Likewise.
7183 * fwprop.c (forward_propagate_subreg): Likewise.
7184 * loop-iv.c (get_biv_step_1): Likewise.
7185 * optabs.c (widen_operand): Likewise.
7186 * postreload.c (move2add_valid_value_p): Likewise.
7187 * recog.c (simplify_while_replacing): Likewise.
7188 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7189 (simplify_binary_operation_1): Likewise. Remove redundant
7190 mode equality check.
7192 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7193 Alan Hayward <alan.hayward@arm.com>
7194 David Sherwood <david.sherwood@arm.com>
7196 * combine.c (combine_simplify_rtx): Add checks for
7197 is_a <scalar_int_mode>.
7198 (simplify_if_then_else): Likewise.
7199 (make_field_assignment): Likewise.
7200 (simplify_comparison): Likewise.
7201 * ifcvt.c (noce_try_bitop): Likewise.
7202 * loop-invariant.c (canonicalize_address_mult): Likewise.
7203 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7205 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7206 Alan Hayward <alan.hayward@arm.com>
7207 David Sherwood <david.sherwood@arm.com>
7209 * gimple-fold.c (gimple_fold_builtin_memory_op): Use
7210 is_a <scalar_int_mode> instead of != BLKmode.
7212 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7213 Alan Hayward <alan.hayward@arm.com>
7214 David Sherwood <david.sherwood@arm.com>
7216 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>
7217 instead of != VOIDmode.
7218 * combine.c (if_then_else_cond): Likewise.
7219 (change_zero_ext): Likewise.
7220 * dwarf2out.c (mem_loc_descriptor): Likewise.
7221 (loc_descriptor): Likewise.
7222 * rtlanal.c (canonicalize_condition): Likewise.
7223 * simplify-rtx.c (simplify_relational_operation_1): Likewise.
7225 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7226 Alan Hayward <alan.hayward@arm.com>
7227 David Sherwood <david.sherwood@arm.com>
7229 * simplify-rtx.c (simplify_binary_operation_1): Use
7230 is_a <scalar_int_mode> instead of !VECTOR_MODE_P.
7232 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7233 Alan Hayward <alan.hayward@arm.com>
7234 David Sherwood <david.sherwood@arm.com>
7236 * wide-int.h (int_traits<unsigned char>) New class.
7237 (int_traits<unsigned short>) Likewise.
7238 * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>.
7239 Use GET_MODE_UNIT_PRECISION and remove redundant test for
7241 * combine.c (set_nonzero_bits_and_sign_copies): Use
7242 is_a <scalar_int_mode>.
7243 (find_split_point): Likewise.
7244 (combine_simplify_rtx): Likewise.
7245 (simplify_logical): Likewise.
7246 (expand_compound_operation): Likewise.
7247 (expand_field_assignment): Likewise.
7248 (make_compound_operation): Likewise.
7249 (extended_count): Likewise.
7250 (change_zero_ext): Likewise.
7251 (simplify_comparison): Likewise.
7252 * dwarf2out.c (scompare_loc_descriptor): Likewise.
7253 (ucompare_loc_descriptor): Likewise.
7254 (minmax_loc_descriptor): Likewise.
7255 (mem_loc_descriptor): Likewise.
7256 (loc_descriptor): Likewise.
7257 * expmed.c (init_expmed_one_mode): Likewise.
7258 * lra-constraints.c (lra_constraint_offset): Likewise.
7259 * optabs.c (prepare_libcall_arg): Likewise.
7260 * postreload.c (move2add_note_store): Likewise.
7261 * reload.c (operands_match_p): Likewise.
7262 * rtl.h (load_extend_op): Likewise.
7263 * rtlhooks.c (gen_lowpart_general): Likewise.
7264 * simplify-rtx.c (simplify_truncation): Likewise.
7265 (simplify_unary_operation_1): Likewise.
7266 (simplify_binary_operation_1): Likewise.
7267 (simplify_const_binary_operation): Likewise.
7268 (simplify_const_relational_operation): Likewise.
7269 (simplify_subreg): Likewise.
7270 * stor-layout.c (bitwise_mode_for_mode): Likewise.
7271 * var-tracking.c (adjust_mems): Likewise.
7272 (prepare_call_arguments): Likewise.
7274 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7275 Alan Hayward <alan.hayward@arm.com>
7276 David Sherwood <david.sherwood@arm.com>
7278 * machmode.h (is_int_mode): New fuction.
7279 * combine.c (find_split_point): Use it.
7280 (combine_simplify_rtx): Likewise.
7281 (simplify_if_then_else): Likewise.
7282 (simplify_set): Likewise.
7283 (simplify_shift_const_1): Likewise.
7284 (simplify_comparison): Likewise.
7285 * config/aarch64/aarch64.c (aarch64_rtx_costs): Likewise.
7286 * cse.c (notreg_cost): Likewise.
7287 (cse_insn): Likewise.
7288 * cselib.c (cselib_lookup_1): Likewise.
7289 * dojump.c (do_jump_1): Likewise.
7290 (do_compare_rtx_and_jump): Likewise.
7291 * dse.c (get_call_args): Likewise.
7292 * dwarf2out.c (rtl_for_decl_init): Likewise.
7293 (native_encode_initializer): Likewise.
7294 * expmed.c (emit_store_flag_1): Likewise.
7295 (emit_store_flag): Likewise.
7296 * expr.c (convert_modes): Likewise.
7297 (store_field): Likewise.
7298 (expand_expr_real_1): Likewise.
7299 * fold-const.c (fold_read_from_constant_string): Likewise.
7300 * gimple-ssa-sprintf.c (get_format_string): Likewise.
7301 * optabs-libfuncs.c (gen_int_libfunc): Likewise.
7302 * optabs.c (expand_binop): Likewise.
7303 (expand_unop): Likewise.
7304 (expand_abs_nojump): Likewise.
7305 (expand_one_cmpl_abs_nojump): Likewise.
7306 * simplify-rtx.c (mode_signbit_p): Likewise.
7307 (val_signbit_p): Likewise.
7308 (val_signbit_known_set_p): Likewise.
7309 (val_signbit_known_clear_p): Likewise.
7310 (simplify_relational_operation_1): Likewise.
7311 * tree.c (vector_type_mode): Likewise.
7313 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7314 Alan Hayward <alan.hayward@arm.com>
7315 David Sherwood <david.sherwood@arm.com>
7317 * machmode.h (smallest_mode_for_size): Fix formatting.
7318 (smallest_int_mode_for_size): New function.
7319 * cfgexpand.c (expand_debug_expr): Use smallest_int_mode_for_size
7320 instead of smallest_mode_for_size.
7321 * combine.c (make_extraction): Likewise.
7322 * config/arc/arc.c (arc_expand_movmem): Likewise.
7323 * config/arm/arm.c (arm_expand_divmod_libfunc): Likewise.
7324 * config/i386/i386.c (ix86_get_mask_mode): Likewise.
7325 * config/s390/s390.c (s390_expand_insv): Likewise.
7326 * config/sparc/sparc.c (assign_int_registers): Likewise.
7327 * config/spu/spu.c (spu_function_value): Likewise.
7328 (spu_function_arg): Likewise.
7329 * coverage.c (get_gcov_type): Likewise.
7330 (get_gcov_unsigned_t): Likewise.
7331 * dse.c (find_shift_sequence): Likewise.
7332 * expmed.c (store_bit_field_1): Likewise.
7333 * expr.c (convert_move): Likewise.
7334 (store_field): Likewise.
7335 * internal-fn.c (expand_arith_overflow): Likewise.
7336 * optabs-query.c (get_best_extraction_insn): Likewise.
7337 * optabs.c (expand_twoval_binop_libfunc): Likewise.
7338 * stor-layout.c (layout_type): Likewise.
7339 (initialize_sizetypes): Likewise.
7340 * targhooks.c (default_get_mask_mode): Likewise.
7341 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Likewise.
7343 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7344 Alan Hayward <alan.hayward@arm.com>
7345 David Sherwood <david.sherwood@arm.com>
7347 * machmode.h (opt_mode::else_blk): New function.
7348 (int_mode_for_mode): Declare.
7349 * stor-layout.c (int_mode_for_mode): Return an opt_scalar_int_mode.
7350 * builtins.c (expand_builtin_signbit): Adjust for new int_mode_for_mode
7352 * cfgexpand.c (expand_debug_expr): Likewise.
7353 * combine.c (gen_lowpart_or_truncate): Likewise.
7354 (gen_lowpart_for_combine): Likewise.
7355 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Likewise.
7356 * config/avr/avr.c (avr_to_int_mode): Likewise.
7357 (avr_out_plus_1): Likewise.
7358 (avr_out_plus): Likewise.
7359 (avr_out_round): Likewise.
7360 * config/i386/i386.c (ix86_split_to_parts): Likewise.
7361 * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
7362 (s390_expand_vcond): Likewise.
7363 * config/spu/spu.c (spu_split_immediate): Likewise.
7364 (spu_expand_mov): Likewise.
7365 * dse.c (get_stored_val): Likewise.
7366 * expmed.c (store_bit_field_1): Likewise.
7367 (convert_extracted_bit_field): Use int_mode_for_mode instead of
7369 (extract_bit_field_1): Adjust for new int_mode_for_mode return type.
7370 (extract_low_bits): Likewise.
7371 * expr.c (emit_group_load_1): Likewise. Separate out the BLKmode
7372 handling rather than repeating the check.
7373 (emit_group_store): Likewise.
7374 (emit_move_via_integer): Adjust for new int_mode_for_mode return type.
7375 * optabs.c (expand_absneg_bit): Likewise.
7376 (expand_copysign_absneg): Likewise.
7377 (expand_copysign_bit): Likewise.
7378 * tree-if-conv.c (ifcvt_can_use_mask_load_store): Likewise.
7379 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
7380 * tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise.
7381 * var-tracking.c (prepare_call_arguments): Likewise.
7382 * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Use
7383 int_mode_for_mode instead of mode_for_size.
7384 * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
7386 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7387 Alan Hayward <alan.hayward@arm.com>
7388 David Sherwood <david.sherwood@arm.com>
7390 * machmode.h (int_mode_for_size): New function.
7391 * builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size
7392 instead of mode_for_size.
7393 * calls.c (save_fixed_argument_area): Likewise. Make use of BLKmode
7395 * combine.c (expand_field_assignment): Use int_mode_for_size
7396 instead of mode_for_size.
7397 (make_extraction): Likewise.
7398 (simplify_shift_const_1): Likewise.
7399 (simplify_comparison): Likewise.
7400 * dojump.c (do_jump): Likewise.
7401 * dwarf2out.c (mem_loc_descriptor): Likewise.
7402 * emit-rtl.c (init_derived_machine_modes): Likewise.
7403 * expmed.c (flip_storage_order): Likewise.
7404 (convert_extracted_bit_field): Likewise.
7405 * expr.c (copy_blkmode_from_reg): Likewise.
7406 * graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise.
7407 * internal-fn.c (expand_mul_overflow): Likewise.
7408 * lower-subreg.c (simple_move): Likewise.
7409 * optabs-libfuncs.c (init_optabs): Likewise.
7410 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7411 * tree.c (vector_type_mode): Likewise.
7412 * tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
7413 * tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise.
7414 * tree-vect-generic.c (expand_vector_parallel): Likewise.
7415 * tree-vect-stmts.c (vectorizable_load): Likewise.
7416 (vectorizable_store): Likewise.
7418 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7419 Alan Hayward <alan.hayward@arm.com>
7420 David Sherwood <david.sherwood@arm.com>
7422 * coretypes.h (pod_mode): New type.
7423 (scalar_int_mode_pod): New typedef.
7424 * machmode.h (pod_mode): New class.
7425 (int_n_data_t::m): Change type to scalar_int_mode_pod.
7426 * genmodes.c (emit_mode_int_n): Update accordingly.
7427 * lower-subreg.h (target_lower_subreg): Change type to
7428 scalar_int_mode_pod.
7429 * gdbhooks.py (build_pretty_printer): Handle pod_mode and
7430 scalar_int_mode_pod.
7432 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7433 Alan Hayward <alan.hayward@arm.com>
7434 David Sherwood <david.sherwood@arm.com>
7436 * config/powerpcspe/powerpcspe.h (rs6000_pmode): Change type from
7437 machine_mode to scalar_int_mode.
7438 * config/powerpcspe/powerpcspe.c (rs6000_pmode): Likewise.
7439 (rs6000_option_override_internal): Remove cast to int.
7440 * config/rs6000/rs6000.h (rs6000_pmode): Change type from
7441 machine_mode to scalar_int_mode.
7442 * config/rs6000/rs6000.c (rs6000_pmode): Likewise.
7443 (rs6000_option_override_internal): Remove cast to int.
7444 * config/s390/s390.h (Pmode): Remove cast to machine_mode.
7445 * config/epiphany/epiphany.h (RTX_OK_FOR_OFFSET_P): Add cast
7447 * config/s390/s390.c (s390_expand_builtin): Likewise.
7448 * coretypes.h (scalar_int_mode): New type.
7449 (opt_scalar_int_mode): New typedef.
7450 * machmode.h (scalar_int_mode): New class.
7451 (scalar_int_mode::includes_p): New function.
7452 (byte_mode): Change type to scalar_int_mode.
7453 (word_mode): Likewise.
7454 (ptr_mode): Likewise.
7455 * emit-rtl.c (byte_mode): Likewise.
7456 (word_mode): Likewise.
7457 (ptr_mode): Likewise.
7458 (init_derived_machine_modes): Update accordingly.
7459 * genmodes.c (get_mode_class): Return scalar_int_mode for MODE_INT
7460 and MODE_PARTIAL_INT.
7461 * gdbhooks.py (build_pretty_printer): Handle scalar_int_mode and
7462 opt_scalar_int_mode.
7464 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7465 Alan Hayward <alan.hayward@arm.com>
7466 David Sherwood <david.sherwood@arm.com>
7468 * target.def (libgcc_floating_mode_supported_p): Take a
7470 * doc/tm.texi: Regenerate.
7471 * targhooks.h (default_libgcc_floating_mode_supported_p): Take a
7473 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
7474 * config/aarch64/aarch64.c (aarch64_libgcc_floating_mode_supported_p):
7477 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7478 Alan Hayward <alan.hayward@arm.com>
7479 David Sherwood <david.sherwood@arm.com>
7481 * target.def (default_floatn_mode): Return an opt_scalar_float_mode.
7482 * doc/tm.texi: Regenerate.
7483 * config/arm/arm.c (arm_floatn_mode): Return an opt_scalar_float_mode.
7484 * config/powerpcspe/powerpcspe.c (rs6000_floatn_mode): Likewise.
7485 * config/rs6000/rs6000.c (rs6000_floatn_mode): Likewise.
7486 * targhooks.h (default_floatn_mode): Likewise.
7487 * targhooks.c (default_floatn_mode): Likewise.
7488 * tree.c (build_common_tree_nodes): Update accordingly.
7490 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7491 Alan Hayward <alan.hayward@arm.com>
7492 David Sherwood <david.sherwood@arm.com>
7494 * machmode.h (mode_iterator::start): Provide overload for opt_modes.
7495 (mode_iterator::iterate_p): Likewise.
7496 (mode_iterator::get_wider): Likewise.
7497 * expr.c (init_expr_target): Use opt_scalar_float_mode.
7499 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7500 Alan Hayward <alan.hayward@arm.com>
7501 David Sherwood <david.sherwood@arm.com>
7503 * coretypes.h (opt_scalar_float_mode): New typedef.
7504 * machmode.h (float_mode_for_size): New function.
7505 * emit-rtl.c (double_mode): Delete.
7506 (init_emit_once): Use float_mode_for_size.
7507 * stor-layout.c (layout_type): Likewise.
7508 * gdbhooks.py (build_pretty_printer): Handle opt_scalar_float_mode.
7510 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7511 Alan Hayward <alan.hayward@arm.com>
7512 David Sherwood <david.sherwood@arm.com>
7514 * output.h (assemble_real): Take a scalar_float_mode.
7515 * config/arm/arm.c (arm_assemble_integer): Update accordingly.
7516 * config/arm/arm.md (consttable_4): Likewise.
7517 (consttable_8): Likewise.
7518 (consttable_16): Likewise.
7519 * config/mips/mips.md (consttable_float): Likewise.
7520 * config/s390/s390.c (s390_output_pool_entry): Likewise.
7521 * varasm.c (assemble_real): Take a scalar_float_mode.
7522 (output_constant_pool_2): Update accordingly.
7523 (output_constant): Likewise.
7525 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7526 Alan Hayward <alan.hayward@arm.com>
7527 David Sherwood <david.sherwood@arm.com>
7529 * tree.h (SCALAR_FLOAT_TYPE_MODE): New macro.
7530 * builtins.c (expand_builtin_signbit): Use it instead of TYPE_MODE.
7531 * fold-const.c (fold_convert_const_real_from_fixed): Likewise.
7532 (native_encode_real): Likewise.
7533 (native_interpret_real): Likewise.
7534 * hsa-brig.c (emit_immediate_scalar_to_buffer): Likewise.
7535 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
7537 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7538 Alan Hayward <alan.hayward@arm.com>
7539 David Sherwood <david.sherwood@arm.com>
7541 * optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a
7542 <scalar_float_mode>. Simplify.
7543 (gen_extend_conv_libfunc): Likewise.
7545 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7546 Alan Hayward <alan.hayward@arm.com>
7547 David Sherwood <david.sherwood@arm.com>
7549 * coretypes.h (scalar_float_mode): New type.
7550 * machmode.h (mode_traits::from_int): Use machine_mode if
7551 USE_ENUM_MODES is defined.
7552 (is_a): New function.
7554 (dyn_cast): Likewise.
7555 (scalar_float_mode): New class.
7556 (scalar_float_mode::includes_p): New function.
7557 (is_float_mode): Likewise.
7558 * gdbhooks.py (MachineModePrinter): New class.
7559 (build_pretty_printer): Use it for scalar_float_mode.
7560 * real.h (FLOAT_MODE_FORMAT): Use as_a <scalar_float_mode>.
7561 (format_helper::format_helper): Turn into a template.
7562 * genmodes.c (get_mode_class): New function.
7563 (emit_insn_modes_h): Give modes the class returned by get_mode_class,
7564 or machine_mode if none.
7565 * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Use
7566 as_a <scalar_float_mode>.
7567 * dwarf2out.c (mem_loc_descriptor): Likewise.
7568 (insert_float): Likewise.
7569 (add_const_value_attribute): Likewise.
7570 * simplify-rtx.c (simplify_immed_subreg): Likewise.
7571 * optabs.c (expand_absneg_bit): Take a scalar_float_mode.
7572 (expand_unop): Update accordingly.
7573 (expand_abs_nojump): Likewise.
7574 (expand_copysign_absneg): Take a scalar_float_mode.
7575 (expand_copysign_bit): Likewise.
7576 (expand_copysign): Update accordingly.
7578 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7579 Alan Hayward <alan.hayward@arm.com>
7580 David Sherwood <david.sherwood@arm.com>
7582 * coretypes.h (opt_mode): New class.
7583 * machmode.h (opt_mode): Likewise.
7584 (opt_mode::else_void): New function.
7585 (opt_mode::require): Likewise.
7586 (opt_mode::exists): Likewise.
7587 (GET_MODE_WIDER_MODE): Turn into a function and return an opt_mode.
7588 (GET_MODE_2XWIDER_MODE): Likewise.
7589 (mode_iterator::get_wider): Update accordingly.
7590 (mode_iterator::get_2xwider): Likewise.
7591 (mode_iterator::get_known_wider): Likewise, turning into a template.
7592 * combine.c (make_extraction): Update use of GET_MODE_WIDER_MODE,
7593 forcing a wider mode to exist.
7594 * config/cr16/cr16.h (LONG_REG_P): Likewise.
7595 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
7596 * config/c6x/c6x.c (c6x_rtx_costs): Update use of
7597 GET_MODE_2XWIDER_MODE, forcing a wider mode to exist.
7598 * lower-subreg.c (init_lower_subreg): Likewise.
7599 * optabs-libfuncs.c (init_sync_libfuncs_1): Likewise, but not
7600 on the final iteration.
7601 * config/i386/i386.c (ix86_expand_set_or_movmem): Check whether
7602 a wider mode exists before asking for a move pattern.
7603 (get_mode_wider_vector): Update use of GET_MODE_WIDER_MODE,
7604 forcing a wider mode to exist.
7605 (expand_vselect_vconcat): Update use of GET_MODE_2XWIDER_MODE,
7606 returning false if no such mode exists.
7607 * config/ia64/ia64.c (expand_vselect_vconcat): Likewise.
7608 * config/mips/mips.c (mips_expand_vselect_vconcat): Likewise.
7609 * expmed.c (init_expmed_one_mode): Update use of GET_MODE_WIDER_MODE.
7610 Avoid checking for a MODE_INT if we already know the mode is not a
7612 (extract_high_half): Update use of GET_MODE_WIDER_MODE,
7613 forcing a wider mode to exist.
7614 (expmed_mult_highpart_optab): Likewise.
7615 (expmed_mult_highpart): Likewise.
7616 * expr.c (expand_expr_real_2): Update use of GET_MODE_WIDER_MODE,
7618 * lto-streamer-in.c (lto_input_mode_table): Likewise.
7619 * optabs-query.c (find_widening_optab_handler_and_mode): Likewise.
7620 * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
7621 * internal-fn.c (expand_mul_overflow): Update use of
7622 GET_MODE_2XWIDER_MODE.
7623 * omp-low.c (omp_clause_aligned_alignment): Likewise.
7624 * tree-ssa-math-opts.c (convert_mult_to_widen): Update use of
7625 GET_MODE_WIDER_MODE.
7626 (convert_plusminus_to_widen): Likewise.
7627 * tree-switch-conversion.c (array_value_type): Likewise.
7628 * var-tracking.c (emit_note_insn_var_location): Likewise.
7629 * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
7630 Return false inside rather than outside the loop if no wider mode
7632 * optabs.c (expand_binop): Update use of GET_MODE_WIDER_MODE
7633 and GET_MODE_2XWIDER_MODE
7634 (can_compare_p): Use else_void.
7635 * gdbhooks.py (OptMachineModePrinter): New class.
7636 (build_pretty_printer): Use it for opt_mode.
7638 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7639 Alan Hayward <alan.hayward@arm.com>
7640 David Sherwood <david.sherwood@arm.com>
7642 * tree-switch-conversion.c (array_value_type): Only read TYPE_MODE
7643 once. Use get_narrowest_mode instead of GET_CLASS_NARROWEST_MODE.
7645 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7646 Alan Hayward <alan.hayward@arm.com>
7647 David Sherwood <david.sherwood@arm.com>
7649 * machmode.h (mode_traits): New structure.
7650 (get_narrowest_mode): New function.
7651 (mode_iterator::start): Likewise.
7652 (mode_iterator::iterate_p): Likewise.
7653 (mode_iterator::get_wider): Likewise.
7654 (mode_iterator::get_known_wider): Likewise.
7655 (mode_iterator::get_2xwider): Likewise.
7656 (FOR_EACH_MODE_IN_CLASS): New mode iterator.
7657 (FOR_EACH_MODE): Likewise.
7658 (FOR_EACH_MODE_FROM): Likewise.
7659 (FOR_EACH_MODE_UNTIL): Likewise.
7660 (FOR_EACH_WIDER_MODE): Likewise.
7661 (FOR_EACH_2XWIDER_MODE): Likewise.
7662 * builtins.c (expand_builtin_strlen): Use new mode iterators.
7663 * combine.c (simplify_comparison): Likewise
7664 * config/i386/i386.c (type_natural_mode): Likewise.
7665 * cse.c (cse_insn): Likewise.
7666 * dse.c (find_shift_sequence): Likewise.
7667 * emit-rtl.c (init_derived_machine_modes): Likewise.
7668 (init_emit_once): Likewise.
7669 * explow.c (hard_function_value): Likewise.
7670 * expmed.c (extract_fixed_bit_field_1): Likewise.
7671 (extract_bit_field_1): Likewise.
7672 (expand_divmod): Likewise.
7673 (emit_store_flag_1): Likewise.
7674 * expr.c (init_expr_target): Likewise.
7675 (convert_move): Likewise.
7676 (alignment_for_piecewise_move): Likewise.
7677 (widest_int_mode_for_size): Likewise.
7678 (emit_block_move_via_movmem): Likewise.
7679 (copy_blkmode_to_reg): Likewise.
7680 (set_storage_via_setmem): Likewise.
7681 (compress_float_constant): Likewise.
7682 * omp-low.c (omp_clause_aligned_alignment): Likewise.
7683 * optabs-query.c (get_best_extraction_insn): Likewise.
7684 * optabs.c (expand_binop): Likewise.
7685 (expand_twoval_unop): Likewise.
7686 (expand_twoval_binop): Likewise.
7687 (widen_leading): Likewise.
7688 (widen_bswap): Likewise.
7689 (expand_parity): Likewise.
7690 (expand_unop): Likewise.
7691 (prepare_cmp_insn): Likewise.
7692 (prepare_float_lib_cmp): Likewise.
7693 (expand_float): Likewise.
7694 (expand_fix): Likewise.
7695 (expand_sfix_optab): Likewise.
7696 * postreload.c (move2add_use_add2_insn): Likewise.
7697 * reg-stack.c (reg_to_stack): Likewise.
7698 * reginfo.c (choose_hard_reg_mode): Likewise.
7699 * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
7700 * stor-layout.c (mode_for_size): Likewise.
7701 (smallest_mode_for_size): Likewise.
7702 (mode_for_vector): Likewise.
7703 (finish_bitfield_representative): Likewise.
7704 * tree-ssa-math-opts.c (target_supports_divmod_p): Likewise.
7705 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
7706 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
7707 * var-tracking.c (prepare_call_arguments): Likewise.
7709 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7710 Alan Hayward <alan.hayward@arm.com>
7711 David Sherwood <david.sherwood@arm.com>
7713 * genconditions.c (write_header): Add a "#define USE_ENUM_MODES".
7714 * genmodes.c (emit_insn_modes_h): Define FOOmode to E_FOOmode if
7715 USE_ENUM_MODES is defined and to ((void) 0, E_FOOmode) otherwise.
7716 * machmode.h (mode_size): Move earlier in file.
7717 (mode_precision): Likewise.
7718 (mode_inner): Likewise.
7719 (mode_nunits): Likewise.
7720 (mode_unit_size): Likewise.
7721 (unit_unit_precision): Likewise.
7722 (mode_wider): Likewise.
7723 (mode_2xwider): Likewise.
7724 (machine_mode): New class.
7725 (mode_to_bytes): New function.
7726 (mode_to_bits): Likewise.
7727 (mode_to_precision): Likewise.
7728 (mode_to_inner): Likewise.
7729 (mode_to_unit_size): Likewise.
7730 (mode_to_unit_precision): Likewise.
7731 (mode_to_nunits): Likewise.
7732 (GET_MODE_SIZE): Use mode_to_bytes.
7733 (GET_MODE_BITSIZE): Use mode_to_bits.
7734 (GET_MODE_PRECISION): Use mode_to_precision.
7735 (GET_MODE_INNER): Use mode_to_inner.
7736 (GET_MODE_UNIT_SIZE): Use mode_to_unit_size.
7737 (GET_MODE_UNIT_PRECISION): Use mode_to_unit_precision.
7738 (GET_MODE_NUNITS): Use mode_to_nunits.
7739 * system.h (ALWAYS_INLINE): New macro.
7740 * config/powerpcspe/powerpcspe-c.c
7741 (altivec_resolve_overloaded_builtin): Use machine_mode instead of
7742 int for arg1_mode and arg2_mode.
7744 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
7745 Alan Hayward <alan.hayward@arm.com>
7746 David Sherwood <david.sherwood@arm.com>
7748 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
7749 Prefix mode names with E_ in case statements.
7750 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7751 * config/aarch64/aarch64.c (aarch64_split_simd_combine): Likewise.
7752 (aarch64_split_simd_move): Likewise.
7753 (aarch64_gen_storewb_pair): Likewise.
7754 (aarch64_gen_loadwb_pair): Likewise.
7755 (aarch64_gen_store_pair): Likewise.
7756 (aarch64_gen_load_pair): Likewise.
7757 (aarch64_get_condition_code_1): Likewise.
7758 (aarch64_constant_pool_reload_icode): Likewise.
7759 (get_rsqrte_type): Likewise.
7760 (get_rsqrts_type): Likewise.
7761 (get_recpe_type): Likewise.
7762 (get_recps_type): Likewise.
7763 (aarch64_gimplify_va_arg_expr): Likewise.
7764 (aarch64_simd_container_mode): Likewise.
7765 (aarch64_emit_load_exclusive): Likewise.
7766 (aarch64_emit_store_exclusive): Likewise.
7767 (aarch64_expand_compare_and_swap): Likewise.
7768 (aarch64_gen_atomic_cas): Likewise.
7769 (aarch64_emit_bic): Likewise.
7770 (aarch64_emit_atomic_swap): Likewise.
7771 (aarch64_emit_atomic_load_op): Likewise.
7772 (aarch64_evpc_trn): Likewise.
7773 (aarch64_evpc_uzp): Likewise.
7774 (aarch64_evpc_zip): Likewise.
7775 (aarch64_evpc_ext): Likewise.
7776 (aarch64_evpc_rev): Likewise.
7777 (aarch64_evpc_dup): Likewise.
7778 (aarch64_gen_ccmp_first): Likewise.
7779 (aarch64_gen_ccmp_next): Likewise.
7780 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
7781 (alpha_emit_xfloating_libcall): Likewise.
7782 (emit_insxl): Likewise.
7783 (alpha_arg_type): Likewise.
7784 * config/arc/arc.c (arc_vector_mode_supported_p): Likewise.
7785 (arc_preferred_simd_mode): Likewise.
7786 (arc_secondary_reload): Likewise.
7787 (get_arc_condition_code): Likewise.
7788 (arc_print_operand): Likewise.
7789 (arc_legitimate_constant_p): Likewise.
7790 * config/arc/arc.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7791 * config/arc/arc.md (casesi_load): Likewise.
7792 (casesi_compact_jump): Likewise.
7793 * config/arc/predicates.md (proper_comparison_operator): Likewise.
7794 (cc_use_register): Likewise.
7795 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7796 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
7797 (arm_init_iwmmxt_builtins): Likewise.
7798 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
7799 (neon_expand_vector_init): Likewise.
7800 (arm_attr_length_move_neon): Likewise.
7801 (maybe_get_arm_condition_code): Likewise.
7802 (arm_emit_vector_const): Likewise.
7803 (arm_preferred_simd_mode): Likewise.
7804 (arm_output_iwmmxt_tinsr): Likewise.
7805 (thumb1_output_casesi): Likewise.
7806 (thumb2_output_casesi): Likewise.
7807 (arm_emit_load_exclusive): Likewise.
7808 (arm_emit_store_exclusive): Likewise.
7809 (arm_expand_compare_and_swap): Likewise.
7810 (arm_evpc_neon_vuzp): Likewise.
7811 (arm_evpc_neon_vzip): Likewise.
7812 (arm_evpc_neon_vrev): Likewise.
7813 (arm_evpc_neon_vtrn): Likewise.
7814 (arm_evpc_neon_vext): Likewise.
7815 (arm_validize_comparison): Likewise.
7816 * config/arm/neon.md (neon_vc<cmp_op><mode>): Likewise.
7817 * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
7818 * config/avr/avr.c (avr_rtx_costs_1): Likewise.
7819 * config/c6x/c6x.c (c6x_vector_mode_supported_p): Likewise.
7820 (c6x_preferred_simd_mode): Likewise.
7821 * config/epiphany/epiphany.c (get_epiphany_condition_code): Likewise.
7822 (epiphany_rtx_costs): Likewise.
7823 * config/epiphany/predicates.md (proper_comparison_operator):
7825 * config/frv/frv.c (condexec_memory_operand): Likewise.
7826 (frv_emit_move): Likewise.
7827 (output_move_single): Likewise.
7828 (output_condmove_single): Likewise.
7829 (frv_hard_regno_mode_ok): Likewise.
7830 (frv_matching_accg_mode): Likewise.
7831 * config/h8300/h8300.c (split_adds_subs): Likewise.
7832 (h8300_rtx_costs): Likewise.
7833 (h8300_print_operand): Likewise.
7834 (compute_mov_length): Likewise.
7835 (output_logical_op): Likewise.
7836 (compute_logical_op_length): Likewise.
7837 (compute_logical_op_cc): Likewise.
7838 (h8300_shift_needs_scratch_p): Likewise.
7839 (output_a_shift): Likewise.
7840 (compute_a_shift_length): Likewise.
7841 (compute_a_shift_cc): Likewise.
7842 (expand_a_rotate): Likewise.
7843 (output_a_rotate): Likewise.
7844 * config/i386/i386.c (classify_argument): Likewise.
7845 (function_arg_advance_32): Likewise.
7846 (function_arg_32): Likewise.
7847 (function_arg_64): Likewise.
7848 (function_value_64): Likewise.
7849 (ix86_gimplify_va_arg): Likewise.
7850 (ix86_legitimate_constant_p): Likewise.
7851 (put_condition_code): Likewise.
7852 (split_double_mode): Likewise.
7853 (ix86_avx256_split_vector_move_misalign): Likewise.
7854 (ix86_expand_vector_logical_operator): Likewise.
7855 (ix86_split_idivmod): Likewise.
7856 (ix86_expand_adjust_ufix_to_sfix_si): Likewise.
7857 (ix86_build_const_vector): Likewise.
7858 (ix86_build_signbit_mask): Likewise.
7859 (ix86_match_ccmode): Likewise.
7860 (ix86_cc_modes_compatible): Likewise.
7861 (ix86_expand_branch): Likewise.
7862 (ix86_expand_sse_cmp): Likewise.
7863 (ix86_expand_sse_movcc): Likewise.
7864 (ix86_expand_int_sse_cmp): Likewise.
7865 (ix86_expand_vec_perm_vpermi2): Likewise.
7866 (ix86_expand_vec_perm): Likewise.
7867 (ix86_expand_sse_unpack): Likewise.
7868 (ix86_expand_int_addcc): Likewise.
7869 (ix86_split_to_parts): Likewise.
7870 (ix86_vectorize_builtin_gather): Likewise.
7871 (ix86_vectorize_builtin_scatter): Likewise.
7872 (avx_vpermilp_parallel): Likewise.
7873 (inline_memory_move_cost): Likewise.
7874 (ix86_tieable_integer_mode_p): Likewise.
7875 (x86_maybe_negate_const_int): Likewise.
7876 (ix86_expand_vector_init_duplicate): Likewise.
7877 (ix86_expand_vector_init_one_nonzero): Likewise.
7878 (ix86_expand_vector_init_one_var): Likewise.
7879 (ix86_expand_vector_init_concat): Likewise.
7880 (ix86_expand_vector_init_interleave): Likewise.
7881 (ix86_expand_vector_init_general): Likewise.
7882 (ix86_expand_vector_set): Likewise.
7883 (ix86_expand_vector_extract): Likewise.
7884 (emit_reduc_half): Likewise.
7885 (ix86_emit_i387_round): Likewise.
7886 (ix86_mangle_type): Likewise.
7887 (ix86_expand_round_sse4): Likewise.
7888 (expand_vec_perm_blend): Likewise.
7889 (canonicalize_vector_int_perm): Likewise.
7890 (ix86_expand_vec_one_operand_perm_avx512): Likewise.
7891 (expand_vec_perm_1): Likewise.
7892 (expand_vec_perm_interleave3): Likewise.
7893 (expand_vec_perm_even_odd_pack): Likewise.
7894 (expand_vec_perm_even_odd_1): Likewise.
7895 (expand_vec_perm_broadcast_1): Likewise.
7896 (ix86_vectorize_vec_perm_const_ok): Likewise.
7897 (ix86_expand_vecop_qihi): Likewise.
7898 (ix86_expand_mul_widen_hilo): Likewise.
7899 (ix86_expand_sse2_abs): Likewise.
7900 (ix86_expand_pextr): Likewise.
7901 (ix86_expand_pinsr): Likewise.
7902 (ix86_preferred_simd_mode): Likewise.
7903 (ix86_simd_clone_compute_vecsize_and_simdlen): Likewise.
7904 * config/i386/sse.md (*andnot<mode>3): Likewise.
7905 (<mask_codefor><code><mode>3<mask_name>): Likewise.
7906 (*<code><mode>3): Likewise.
7907 * config/ia64/ia64.c (ia64_expand_vecint_compare): Likewise.
7908 (ia64_expand_atomic_op): Likewise.
7909 (ia64_arg_type): Likewise.
7910 (ia64_mode_to_int): Likewise.
7911 (ia64_scalar_mode_supported_p): Likewise.
7912 (ia64_vector_mode_supported_p): Likewise.
7913 (expand_vec_perm_broadcast): Likewise.
7914 * config/iq2000/iq2000.c (iq2000_move_1word): Likewise.
7915 (iq2000_function_arg_advance): Likewise.
7916 (iq2000_function_arg): Likewise.
7917 * config/m32c/m32c.c (m32c_preferred_reload_class): Likewise.
7918 * config/m68k/m68k.c (output_dbcc_and_branch): Likewise.
7919 (m68k_libcall_value): Likewise.
7920 (m68k_function_value): Likewise.
7921 (sched_attr_op_type): Likewise.
7922 * config/mcore/mcore.c (mcore_output_move): Likewise.
7923 * config/microblaze/microblaze.c (microblaze_function_arg_advance):
7925 (microblaze_function_arg): Likewise.
7926 * config/mips/mips.c (mips16_build_call_stub): Likewise.
7927 (mips_print_operand): Likewise.
7928 (mips_mode_ok_for_mov_fmt_p): Likewise.
7929 (mips_vector_mode_supported_p): Likewise.
7930 (mips_preferred_simd_mode): Likewise.
7931 (mips_expand_vpc_loongson_even_odd): Likewise.
7932 (mips_expand_vec_unpack): Likewise.
7933 (mips_expand_vi_broadcast): Likewise.
7934 (mips_expand_vector_init): Likewise.
7935 (mips_expand_vec_reduc): Likewise.
7936 (mips_expand_msa_cmp): Likewise.
7937 * config/mips/mips.md (casesi_internal_mips16_<mode>): Likewise.
7938 * config/mn10300/mn10300.c (mn10300_print_operand): Likewise.
7939 (cc_flags_for_mode): Likewise.
7940 * config/msp430/msp430.c (msp430_print_operand): Likewise.
7941 * config/nds32/nds32-md-auxiliary.c (nds32_mem_format): Likewise.
7942 (nds32_output_casesi_pc_relative): Likewise.
7943 * config/nds32/nds32.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7944 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Likewise.
7945 (nvptx_gen_unpack): Likewise.
7946 (nvptx_gen_pack): Likewise.
7947 (nvptx_gen_shuffle): Likewise.
7948 (nvptx_gen_wcast): Likewise.
7949 (nvptx_preferred_simd_mode): Likewise.
7950 * config/pa/pa.c (pa_secondary_reload): Likewise.
7951 * config/pa/predicates.md (base14_operand): Likewise.
7952 * config/powerpcspe/powerpcspe-c.c
7953 (altivec_resolve_overloaded_builtin): Likewise.
7954 * config/powerpcspe/powerpcspe.c (rs6000_setup_reg_addr_masks):
7956 (rs6000_preferred_simd_mode): Likewise.
7957 (output_vec_const_move): Likewise.
7958 (rs6000_expand_vector_extract): Likewise.
7959 (rs6000_split_vec_extract_var): Likewise.
7960 (reg_offset_addressing_ok_p): Likewise.
7961 (rs6000_legitimate_offset_address_p): Likewise.
7962 (rs6000_legitimize_address): Likewise.
7963 (rs6000_emit_set_const): Likewise.
7964 (rs6000_const_vec): Likewise.
7965 (rs6000_emit_move): Likewise.
7966 (spe_build_register_parallel): Likewise.
7967 (rs6000_darwin64_record_arg_recurse): Likewise.
7968 (swap_selector_for_mode): Likewise.
7969 (spe_init_builtins): Likewise.
7970 (paired_init_builtins): Likewise.
7971 (altivec_init_builtins): Likewise.
7972 (do_load_for_compare): Likewise.
7973 (rs6000_generate_compare): Likewise.
7974 (rs6000_expand_float128_convert): Likewise.
7975 (emit_load_locked): Likewise.
7976 (emit_store_conditional): Likewise.
7977 (rs6000_output_function_epilogue): Likewise.
7978 (rs6000_handle_altivec_attribute): Likewise.
7979 (rs6000_function_value): Likewise.
7980 (emit_fusion_gpr_load): Likewise.
7981 (emit_fusion_p9_load): Likewise.
7982 (emit_fusion_p9_store): Likewise.
7983 * config/powerpcspe/predicates.md (easy_fp_constant): Likewise.
7984 (fusion_gpr_mem_load): Likewise.
7985 (fusion_addis_mem_combo_load): Likewise.
7986 (fusion_addis_mem_combo_store): Likewise.
7987 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7988 (fusion_gpr_mem_load): Likewise.
7989 (fusion_addis_mem_combo_load): Likewise.
7990 (fusion_addis_mem_combo_store): Likewise.
7991 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7993 * config/rs6000/rs6000-string.c (do_load_for_compare): Likewise.
7994 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
7995 (rs6000_preferred_simd_mode): Likewise.
7996 (output_vec_const_move): Likewise.
7997 (rs6000_expand_vector_extract): Likewise.
7998 (rs6000_split_vec_extract_var): Likewise.
7999 (reg_offset_addressing_ok_p): Likewise.
8000 (rs6000_legitimate_offset_address_p): Likewise.
8001 (rs6000_legitimize_address): Likewise.
8002 (rs6000_emit_set_const): Likewise.
8003 (rs6000_const_vec): Likewise.
8004 (rs6000_emit_move): Likewise.
8005 (rs6000_darwin64_record_arg_recurse): Likewise.
8006 (swap_selector_for_mode): Likewise.
8007 (paired_init_builtins): Likewise.
8008 (altivec_init_builtins): Likewise.
8009 (rs6000_expand_float128_convert): Likewise.
8010 (emit_load_locked): Likewise.
8011 (emit_store_conditional): Likewise.
8012 (rs6000_output_function_epilogue): Likewise.
8013 (rs6000_handle_altivec_attribute): Likewise.
8014 (rs6000_function_value): Likewise.
8015 (emit_fusion_gpr_load): Likewise.
8016 (emit_fusion_p9_load): Likewise.
8017 (emit_fusion_p9_store): Likewise.
8018 * config/rx/rx.c (rx_gen_move_template): Likewise.
8019 (flags_from_mode): Likewise.
8020 * config/s390/predicates.md (s390_alc_comparison): Likewise.
8021 (s390_slb_comparison): Likewise.
8022 * config/s390/s390.c (s390_handle_vectorbool_attribute): Likewise.
8023 (s390_vector_mode_supported_p): Likewise.
8024 (s390_cc_modes_compatible): Likewise.
8025 (s390_match_ccmode_set): Likewise.
8026 (s390_canonicalize_comparison): Likewise.
8027 (s390_emit_compare_and_swap): Likewise.
8028 (s390_branch_condition_mask): Likewise.
8029 (s390_rtx_costs): Likewise.
8030 (s390_secondary_reload): Likewise.
8031 (__SECONDARY_RELOAD_CASE): Likewise.
8032 (s390_expand_cs): Likewise.
8033 (s390_preferred_simd_mode): Likewise.
8034 * config/s390/vx-builtins.md (vec_packsu_u<mode>): Likewise.
8035 * config/sh/sh.c (sh_print_operand): Likewise.
8036 (dump_table): Likewise.
8037 (sh_secondary_reload): Likewise.
8038 * config/sh/sh.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8039 * config/sh/sh.md (casesi_worker_1): Likewise.
8040 (casesi_worker_2): Likewise.
8041 * config/sparc/predicates.md (icc_comparison_operator): Likewise.
8042 (fcc_comparison_operator): Likewise.
8043 * config/sparc/sparc.c (sparc_expand_move): Likewise.
8044 (emit_soft_tfmode_cvt): Likewise.
8045 (sparc_preferred_simd_mode): Likewise.
8046 (output_cbranch): Likewise.
8047 (sparc_print_operand): Likewise.
8048 (sparc_expand_vec_perm_bmask): Likewise.
8049 (vector_init_bshuffle): Likewise.
8050 * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
8051 (spu_vector_mode_supported_p): Likewise.
8052 (spu_expand_insv): Likewise.
8053 (spu_emit_branch_or_set): Likewise.
8054 (spu_handle_vector_attribute): Likewise.
8055 (spu_builtin_splats): Likewise.
8056 (spu_builtin_extract): Likewise.
8057 (spu_builtin_promote): Likewise.
8058 (spu_expand_sign_extend): Likewise.
8059 * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
8060 (tilegx_simd_int): Likewise.
8061 * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise.
8062 (tilepro_simd_int): Likewise.
8063 * config/v850/v850.c (const_double_split): Likewise.
8064 (v850_print_operand): Likewise.
8065 (ep_memory_offset): Likewise.
8066 * config/vax/vax.c (vax_rtx_costs): Likewise.
8067 (vax_output_int_move): Likewise.
8068 (vax_output_int_add): Likewise.
8069 (vax_output_int_subtract): Likewise.
8070 * config/visium/predicates.md (visium_branch_operator): Likewise.
8071 * config/visium/visium.c (rtx_ok_for_offset_p): Likewise.
8072 (visium_print_operand_address): Likewise.
8073 * config/visium/visium.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8074 * config/xtensa/xtensa.c (xtensa_mem_offset): Likewise.
8075 (xtensa_expand_conditional_branch): Likewise.
8076 (xtensa_copy_incoming_a7): Likewise.
8077 (xtensa_output_literal): Likewise.
8078 * dfp.c (decimal_real_maxval): Likewise.
8079 * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
8081 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8082 Alan Hayward <alan.hayward@arm.com>
8083 David Sherwood <david.sherwood@arm.com>
8085 * genmodes.c (mode_size_inline): Add an E_ prefix to mode names.
8086 (mode_nunits_inline): Likewise.
8087 (mode_inner_inline): Likewise.
8088 (mode_unit_size_inline): Likewise.
8089 (mode_unit_precision_inline): Likewise.
8090 (emit_insn_modes_h): Likewise. Also emit a #define of the
8092 (emit_mode_wider): Add an E_ prefix to mode names.
8093 (emit_mode_complex): Likewise.
8094 (emit_mode_inner): Likewise.
8095 (emit_mode_adjustments): Likewise.
8096 (emit_mode_int_n): Likewise.
8097 * config/aarch64/aarch64-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP)
8098 (v2si_UP, v2sf_UP, v1df_UP, di_UP, df_UP, v16qi_UP, v8hi_UP, v8hf_UP)
8099 (v4si_UP, v4sf_UP, v2di_UP, v2df_UP, ti_UP, oi_UP, ci_UP, xi_UP)
8100 (si_UP, sf_UP, hi_UP, hf_UP, qi_UP): Likewise.
8101 (CRC32_BUILTIN, ENTRY): Likewise.
8102 * config/aarch64/aarch64.c (aarch64_push_regs): Likewise.
8103 (aarch64_pop_regs): Likewise.
8104 (aarch64_process_components): Likewise.
8105 * config/alpha/alpha.c (alpha_emit_conditional_move): Likewise.
8106 * config/arm/arm-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP, v2si_UP)
8107 (v2sf_UP, di_UP, v16qi_UP, v8hi_UP, v8hf_UP, v4si_UP, v4sf_UP)
8108 (v2di_UP, ti_UP, ei_UP, oi_UP, hf_UP, si_UP, void_UP): Likewise.
8109 * config/arm/arm.c (arm_init_libfuncs): Likewise.
8110 * config/i386/i386-builtin-types.awk (ix86_builtin_type_vect_mode):
8112 * config/i386/i386-builtin.def (pcmpestr): Likewise.
8113 (pcmpistr): Likewise.
8114 * config/microblaze/microblaze.c (double_memory_operand): Likewise.
8115 * config/mmix/mmix.c (mmix_output_condition): Likewise.
8116 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
8118 * config/rl78/rl78.c (mduc_regs): Likewise.
8119 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
8120 (htm_expand_builtin): Likewise.
8121 * config/sh/sh.h (REGISTER_NATURAL_MODE): Likewise.
8122 * config/sparc/sparc.c (emit_save_or_restore_regs): Likewise.
8123 * config/xtensa/xtensa.c (print_operand): Likewise.
8124 * expmed.h (NUM_MODE_PARTIAL_INT): Likewise.
8125 (NUM_MODE_VECTOR_INT): Likewise.
8126 * genoutput.c (null_operand): Likewise.
8127 (output_operand_data): Likewise.
8128 * genrecog.c (print_parameter_value): Likewise.
8129 * lra.c (debug_operand_data): Likewise.
8131 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8133 * dwarf2out.c (scompare_loc_descriptor_wide)
8134 (scompare_loc_descriptor_narrow): New functions, split out from...
8135 (scompare_loc_descriptor): ...here.
8136 * expmed.c (emit_store_flag_int): New function, split out from...
8137 (emit_store_flag): ...here.
8139 2017-08-30 Richard Biener <rguenther@suse.de>
8141 * dwarf2out.c (dwarf2out_finish): Remove setting AT_pubnames.
8142 (dwarf2out_early_finish): Move setting of AT_pubnames from
8143 early debug output to early finish.
8145 2017-08-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
8147 * gcc/config/msp430/msp430.h: Pass -mcode/data-region to the linker
8148 and -mdata-region to the assembler.
8150 2017-08-30 Richard Biener <rguenther@suse.de>
8152 * dwarf2out.c (add_dwarf_attr): Check we don't add duplicate
8154 (gen_subprogram_die): Add DW_AT_object_pointer only early.
8155 (dwarf2out_early_global_decl): Only generate a DIE for the
8156 abstract origin if it doesn't already exist or is a declaration DIE.
8157 (resolve_addr): Do not add the linkage name twice when
8158 generating a stub DIE for the DW_TAG_GNU_call_site target.
8160 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
8162 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8163 Use machine_mode rather than int for arg1_mode.
8165 2017-08-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8168 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Insure
8169 that the second argument of the built-in functions to unpack
8170 128-bit scalar types to 64-bit values is 0 or 1. Change to use a
8171 switch statement instead a lot of if statements.
8172 * config/rs6000/rs6000.md (unpack<mode>, FMOVE128_VSX iterator):
8173 Allow 64-bit values to be in Altivec registers as well as
8174 traditional floating point registers.
8175 (pack<mode>, FMOVE128_VSX iterator): Likewise.
8177 2017-08-29 Alexander Monakov <amonakov@ispras.ru>
8179 * ira-costs.c (record_address_regs): Handle both operands of PLUS for
8180 MAX_REGS_PER_ADDRESS == 1.
8182 2017-08-29 Uros Bizjak <ubizjak@gmail.com>
8184 * config/i386/i386.opt (flag_fentry): Do not init to -1.
8185 * config/i386/i386.c (ix86_option_override_internal): Simplify
8186 setting of opts->x_flag_entry.
8188 2017-08-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8189 Jakub Jelinek <jakub@redhat.com>
8190 Richard Biener <rguenther@suse.de>
8192 PR tree-optimization/81503
8193 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure
8194 folded constant fits in the target type; reorder tests for clarity.
8196 2017-08-29 Martin Liska <mliska@suse.cz>
8198 * passes.def: Include pass_lower_switch.
8199 * stmt.c (dump_case_nodes): Remove and move to
8200 tree-switch-conversion.
8201 (case_values_threshold): Likewise.
8202 (expand_switch_as_decision_tree_p): Likewise.
8203 (emit_case_decision_tree): Likewise.
8204 (expand_case): Likewise.
8205 (balance_case_nodes): Likewise.
8206 (node_has_low_bound): Likewise.
8207 (node_has_high_bound): Likewise.
8208 (node_is_bounded): Likewise.
8209 (emit_case_nodes): Likewise.
8210 (struct simple_case_node): New struct.
8211 (add_case_node): Remove.
8212 (emit_case_dispatch_table): Use vector instead of case_list.
8213 (reset_out_edges_aux): Remove.
8214 (compute_cases_per_edge): Likewise.
8215 (expand_case): Build list of simple_case_node.
8216 (expand_sjlj_dispatch_table): Use it.
8217 * tree-switch-conversion.c (struct case_node): Moved from
8218 stmt.c and adjusted.
8219 (emit_case_nodes): Likewise.
8220 (node_has_low_bound): Likewise.
8221 (node_has_high_bound): Likewise.
8222 (node_is_bounded): Likewise.
8223 (case_values_threshold): Likewise.
8224 (reset_out_edges_aux): Likewise.
8225 (compute_cases_per_edge): Likewise.
8226 (add_case_node): Likewise.
8227 (dump_case_nodes): Likewise.
8228 (balance_case_nodes): Likewise.
8229 (expand_switch_as_decision_tree_p): Likewise.
8230 (emit_jump): Likewise.
8231 (emit_case_decision_tree): Likewise.
8232 (try_switch_expansion): Likewise.
8233 (do_jump_if_equal): Likewise.
8234 (emit_cmp_and_jump_insns): Likewise.
8235 (fix_phi_operands_for_edge): New function.
8236 (record_phi_operand_mapping): Likewise.
8237 (class pass_lower_switch): New pass.
8238 (pass_lower_switch::execute): New function.
8239 (make_pass_lower_switch): Likewise.
8240 (conditional_probability):
8241 * timevar.def: Add TV_TREE_SWITCH_LOWERING.
8242 * tree-pass.h: Add make_pass_lower_switch.
8244 2017-08-29 Jozef Lawrynowicz <jozef.l@somniumtech.com>
8247 * gcc/config/msp430/msp430.c (msp430_attr): Mark interrupt
8250 2017-08-29 Richard Biener <rguenther@suse.de>
8252 * dwarf2out.c (add_dwarf_attr): When checking is enabled verify
8253 we do not add a DW_AT_inline attribute twice.
8254 (gen_subprogram_die): Remove code setting DW_AT_inline on
8255 DECL_ABSTRACT_P nodes.
8257 2017-08-29 Richard Sandiford <richard.sandiford@linaro.org>
8259 * gimplify.c (gimplify_call_expr): Copy the nothrow flag to
8260 calls to internal functions.
8261 (gimplify_modify_expr): Likewise.
8262 * tree-call-cdce.c (use_internal_fn): Likewise.
8263 * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
8264 (convert_to_divmod): Set the nothrow flag.
8265 * tree-if-conv.c (predicate_mem_writes): Likewise.
8266 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
8267 (vectorizable_call): Likewise.
8268 (vectorizable_store): Likewise.
8269 (vectorizable_load): Likewise.
8270 * tree-vect-patterns.c (vect_recog_pow_pattern): Likewise.
8271 (vect_recog_mask_conversion_pattern): Likewise.
8273 2017-08-29 Martin Liska <mliska@suse.cz>
8276 * gcc.c (driver_handle_option): Add new argument.
8277 * opts-common.c (handle_option): Pass
8278 target_option_override_hook.
8279 * opts-global.c (lang_handle_option): Add new option.
8280 (set_default_handlers): Add new argument.
8281 (decode_options): Likewise.
8282 * opts.c (target_handle_option): Likewise.
8283 (common_handle_option): Call target_option_override_hook.
8284 * opts.h (struct cl_option_handler_func): Add hook for
8285 target option override.
8286 (struct cl_option_handlers): Likewise.
8287 (set_default_handlers): Add new argument.
8288 (decode_options): Likewise.
8289 (common_handle_option): Likewise.
8290 (target_handle_option): Likewise.
8291 * toplev.c (toplev::main): Pass targetm.target_option.override
8294 2017-08-29 Richard Biener <rguenther@suse.de>
8295 Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
8297 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Properly confine
8298 life to the active subtree.
8300 2017-08-28 Jeff Law <law@redhat.com>
8302 * tree-ssa-dom.c (edge_info::record_simple_equiv): Call
8303 derive_equivalences.
8304 (derive_equivalences_from_bit_ior, record_temporary_equivalences):
8306 (edge_info::derive_equivalences): New private member function
8308 * tree-ssa-dom.c (class edge_info): Changed from a struct
8309 to a class. Add ctor/dtor, methods and data members.
8310 (edge_info::edge_info): Renamed from allocate_edge_info.
8311 Initialize additional members.
8312 (edge_info::~edge_info): New.
8313 (free_dom_edge_info): Delete the edge info.
8314 (record_edge_info): Use new class & associated member functions.
8315 Tighten forms for testing for edge equivalences.
8316 (record_temporary_equivalences): Iterate over the simple
8317 equivalences rather than assuming there's only one per edge.
8318 (cprop_into_successor_phis): Iterate over the simple
8319 equivalences rather than assuming there's only one per edge.
8320 (optimize_stmt): Use operand_equal_p rather than pointer
8321 equality for mini-DSE code.
8323 2017-08-28 Nathan Sidwell <nathan@acm.org>
8325 * gcc.c (execute): Fold SIGPIPE handling into switch
8326 statement. Adjust internal error message.
8328 2017-08-28 Richard Biener <rguenther@suse.de>
8331 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
8332 Do nothing for removed DIEs.
8334 2017-08-28 Richard Biener <rguenther@suse.de>
8336 PR tree-optimization/81977
8337 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
8340 2017-08-28 Alexander Monakov <amonakov@ispras.ru>
8343 * doc/md.texi (mem_thread_fence): Remove mention of mode. Rewrite.
8344 * optabs.c (expand_mem_thread_fence): Emit a compiler barrier when
8345 using targetm.gen_mem_thread_fence.
8347 2017-08-27 Uros Bizjak <ubizjak@gmail.com>
8350 * config/i386/i386.md (*<btsc><mode>): Change operand 2
8351 predicate to register_operand. Reorder operands.
8352 (*btr<mode>): Ditto.
8353 (*<btsc><mode>_mask): Change operand 3 predicate to register_operand.
8354 (*btr<mode>_mask): Ditto.
8356 2017-08-25 Steven Munroe <munroesj@gcc.gnu.org>
8358 * config.gcc (powerpc*-*-*): Add xmmintrin.h and mm_malloc.h.
8359 * config/rs6000/xmmintrin.h: New file.
8360 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include xmmintrin.h.
8362 2017-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8365 * config/rs6000/rs6000-p8swap.c (find_alignment_op): Add reference
8366 parameter and_insn and return it.
8367 (recombine_lvx_pattern): Insert a copy to ensure availability of
8368 the base register of the copied masking operation at the point of
8369 the instruction replacement.
8370 (recombine_stvx_pattern): Likewise.
8372 2017-08-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8374 * config/rs6000/rs6000.opt (-mpower9-dform-scalar): Delete
8375 undocumented switches.
8376 (-mpower9-dform-vector): Likewise.
8377 (-mpower9-dform): Likewise.
8378 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Update
8379 comments to delete references to -mpower9-dform* switches.
8380 * config/rs6000/predicates.md (vsx_quad_dform_memory_operand):
8381 Delete reference to -mpower9-dform* switches, test for
8382 -mpower9-vector instead.
8383 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Likewise.
8384 (OTHER_P9_VECTOR_MASKS): Likewise.
8385 (POWERPC_MASKS): Likewise.
8386 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Change
8387 tests against -mpower9-dform* to -mpower9-vector. Delete code
8388 that checked for -mpower9-dform* consistancy with other options.
8389 Add test for -mpower9-misc to enable other power9 switches.
8390 (rs6000_init_hard_regno_mode_ok): Likewise.
8391 (rs6000_option_override_internal): Likewise.
8392 (rs6000_emit_prologue): Likewise.
8393 (rs6000_emit_epilogue): Likewise.
8394 (rs6000_opt_masks): Delete -mpower9-dform-{scalar,vector}.
8395 (rs6000_disable_incompatiable_switches): Delete -mpower9-dform.
8396 (emit_fusion_p9_load): Change tests for -mpower9-dform-scalar
8398 (emit_fusion_p9_store): Likewise.
8399 * config/rs6000/rs6000.h (TARGET_P9_DFORM_SCALAR): Delete
8400 resetting these macros if the assembler does not support ISA 3.0
8402 (TARGET_P9_DFORM_VECTOR): Likewise.
8403 * config/rs6000/rs6000.md (peepholes to optimize altivec memory):
8404 Change to use -mpower9-vector instead of -mpower9-dform-scalar.
8406 2017-08-25 Alan Modra <amodra@gmail.com>
8408 PR rtl-optimization/81747
8409 * cse.c (cse_extended_basic_block): Don't attempt to record
8410 equivalences for degenerate conditional branches that branch
8411 to their fall-through.
8413 2017-08-24 Martin Sebor <msebor@redhat.com>
8416 * gimple-fold.c (size_must_be_zero_p): New function.
8417 (gimple_fold_builtin_memory_op): Call it.
8419 2017-08-24 Steven Munroe <munroesj@gcc.gnu.org>
8421 * config/rs6000/mm_malloc.h: New file.
8423 2017-08-24 Bin Cheng <bin.cheng@arm.com>
8425 PR tree-optimization/81913
8426 * tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter
8427 analysis when either IVs in condition can wrap.
8429 2017-08-24 Uros Bizjak <ubizjak@gmail.com>
8431 * dwarf2out.c (MAX_ARTIFICIAL_LABEL_BYTES): Increase to 40.
8432 * dwarf2cfi.c (MAX_ARTIFICIAL_LABEL_BYTES): Remove.
8434 2017-08-24 Richard Biener <rguenther@suse.de>
8437 * targhooks.c (default_target_can_inline_p): Properly
8438 use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET
8439 is present and always compare.
8440 * config/i386/i386.c (ix86_valid_target_attribute_tree): Do not
8441 infer -mfpmath=sse from TARGET_SSE_P.
8442 (ix86_can_inline_p): Properly use target_option_default_node when
8443 no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare.
8445 2017-08-24 Richard Biener <rguenther@suse.de>
8448 * dwarf2out.c (output_die): Handle flag_generate_offload like
8450 (output_comp_unit): Likewise.
8451 (gen_array_type_die): Likewise.
8452 (dwarf2out_early_finish): Likewise.
8453 (note_variable_value_in_expr): Likewise.
8454 (dwarf2out_finish): Likewise. Adjust assert.
8455 * cgraphunit.c (symbol_table::compile): Move setting of
8456 flag_generate_offload earlier ...
8457 (symbol_table::finalize_compilation_unit): ... here, before
8458 early debug finalization.
8460 2017-08-24 Richard Biener <rguenther@suse.de>
8462 * config/i386/i386.c: Include symbol-summary.h, ipa-prop.h
8463 and ipa-fnsummary.h.
8464 (ix86_can_inline_p): When ix86_fpmath flags do not match
8465 check whether the callee uses FP math at all.
8467 2017-08-24 Aldy Hernandez <aldyh@redhat.com>
8470 * tree-ssanames.c (get_nonzero_bits): Use element_precision
8471 instead of TYPE_PRECISION.
8473 2017-08-24 Richard Sandiford <richard.sandiford@linaro.org>
8474 Alan Hayward <alan.hayward@arm.com>
8475 David Sherwood <david.sherwood@arm.com>
8477 * combine.c (make_extraction): Use subreg_offset_from_lsb.
8479 2017-08-23 Daniel Santos <daniel.santos@pobox.com>
8481 * config/i386/i386.h (ix86_frame::stack_realign_allocate_offset):
8483 (ix86_frame::stack_realign_allocate): New field.
8484 (struct machine_frame_state): Modify comments.
8485 (machine_frame_state::sp_realigned_fp_end): New field.
8486 * config/i386/i386.c (ix86_compute_frame_layout): Rework stack frame
8488 (sp_valid_at): Add assertion to assure no attempt to access invalid
8489 offset of a realigned stack.
8490 (fp_valid_at): Likewise.
8491 (choose_baseaddr): Modify comments.
8492 (ix86_emit_outlined_ms2sysv_save): Adjust to changes in
8493 ix86_expand_prologue.
8494 (ix86_expand_prologue): Modify stack realignment and allocation.
8495 (ix86_expand_epilogue): Modify comments.
8496 * doc/sourcebuild.texi: Add documentation for target selectors avx2,
8497 avx2_runtime, avx512f, and avx512f_runtime.
8499 2017-08-23 Uros Bizjak <ubizjak@gmail.com>
8501 * config/i386/i386.opt: Remove unneeded Init(0) initializations.
8502 (mstackrealign): Do not init to -1.
8503 * config/i386/i386.c (ix86_option_override_internal):
8504 Check opts_set, not opts when setting default value of
8505 opts->x_ix86_force_align_arg_pointer.
8507 2017-08-23 Richard Biener <rguenther@suse.de>
8509 * function.c (fndecl_name): Use verbosity 1 (no arguments) for
8510 lang_hooks.decl_printable_name.
8511 * print-rtl-function.c (print_rtx_function): Likewise.
8512 * tree-pretty-print.c (dump_function_header): Likewise.
8514 2017-08-23 Richard Biener <rguenther@suse.de>
8517 * dwarf2out.c (dwarf2out_abstract_function): Handle LTO with
8518 -g0 at compile-time.
8520 2017-08-23 Tamar Christina <tamar.christina@arm.com>
8523 * doc/sourcebuild.texi (Other hardware attributes):
8526 2017-08-23 Tamar Christina <tamar.christina@arm.com>
8529 * tree-ssa-math-opts.c (convert_expand_mult_copysign):
8530 Fix single-use check.
8532 2017-08-23 Thomas Preud'homme <thomas.preudhomme@arm.com>
8534 * gcc.c (execute): Only test for SIGKILL and SIGQUIT if available.
8536 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
8538 * doc/install.texi: Modify to add more details on running selected
8541 2017-08-22 Daniel Santos <daniel.santos@pobox.com>
8543 * config/i386/i386.c (ix86_option_override_internal): Error when -mx32
8544 is combined with -mabi=ms.
8545 (ix86_function_type_abi): Limit errors for mixing -mx32 with attribute
8548 2017-08-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8550 PR tree-optimization/81488
8551 * gimple-ssa-strength-reduction (struct slsr_cand_d): Add visited
8552 and cached_basis fields.
8553 (MAX_SPREAD): New constant.
8554 (alloc_cand_and_find_basis): Initialize new fields.
8555 (clear_visited): New function.
8556 (create_phi_basis_1): Rename from create_phi_basis, set visited
8557 and cached_basis fields.
8558 (create_phi_basis): New wrapper function.
8559 (phi_add_costs_1): Rename from phi_add_costs, add spread
8560 parameter, set visited field, short-circuit when limits reached.
8561 (phi_add_costs): New wrapper function.
8562 (record_phi_increments_1): Rename from record_phi_increments, set
8564 (record_phi_increments): New wrapper function.
8565 (phi_incr_cost_1): Rename from phi_incr_cost, set visited field.
8566 (phi_incr_cost): New wrapper function.
8567 (all_phi_incrs_profitable_1): Rename from
8568 all_phi_incrs_profitable, set visited field.
8569 (all_phi_incrs_profitable): New wrapper function.
8571 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
8572 Alan Hayward <alan.hayward@arm.com>
8573 David Sherwood <david.sherwood@arm.com>
8575 * rtl.h (paradoxical_subreg_p): Define inline, and add a version
8576 that takes the outer and inner modes.
8577 * doc/rtl.texi: Use paradoxical_subreg_p instead of a GET_MODE_SIZE
8578 comparison as the canonical test for a paradoxical subreg.
8579 * combine.c (simplify_set): Use paradoxical_subreg_p.
8580 (make_extraction): Likewise.
8581 (force_to_mode): Likewise.
8582 (rtx_equal_for_field_assignment_p): Likewise.
8583 (gen_lowpart_for_combine): Likewise.
8584 (simplify_comparison): Likewise.
8585 * cse.c (equiv_constant): Likewise.
8586 * expmed.c (store_bit_field_1): Likewise.
8587 * final.c (alter_subreg): Likewise.
8588 * fwprop.c (propagate_rtx): Likewise.
8589 (forward_propagate_subreg): Likewise.
8590 * ira-conflicts.c (ira_build_conflicts): Likewise.
8591 * lower-subreg.c (simplify_gen_subreg_concatn): Likewise.
8592 * lra-constraints.c (curr_insn_transform): Likewise.
8593 (split_reg): Likewise.
8594 * lra-eliminations.c (move_plus_up): Likewise.
8595 (lra_eliminate_regs_1): Likewise.
8596 * recog.c (general_operand): Likewise.
8597 * ree.c (combine_reaching_defs): Likewise.
8598 * reload.c (push_reload): Likewise.
8599 (find_reloads): Likewise.
8600 * reload1.c (elimination_effects): Likewise.
8601 (compute_reload_subreg_offset): Likewise.
8602 (choose_reload_regs): Likewise.
8603 * rtlanal.c (subreg_lsb_1): Likewise.
8604 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
8605 (simplify_subreg): Likewise.
8606 * var-tracking.c (track_loc_p): Likewise.
8607 * emit-rtl.c (byte_lowpart_offset): Likewise.
8608 (paradoxical_subreg_p): Delete out-of-line definition.
8610 2017-08-22 Jeff Law <law@redhat.com>
8612 PR tree-optimization/81741
8613 PR tree-optimization/71947
8614 * tree-ssa-dom.c: Include tree-inline.h.
8615 (record_temporary_equivalences): Only record SSA_NAME = SSA_NAME
8616 equivalences if one is more expensive to compute than the other.
8617 * tree-ssa-scopedtables.h (class const_or_copies): Make
8618 record_const_or_copy_raw method private.
8619 (class avail_exprs_stack): New method simplify_binary_operation.
8620 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Call
8621 avail_exprs_stack::simplify_binary_operation as needed.
8622 (avail_exprs_stack::simplify_binary_operation): New function.
8624 2017-08-22 Sebastian Huber <sebastian.huber@embedded-brains.de>
8626 * config.gcc (powerpc-*-rtems*): Add rs6000/linux64.opt.
8627 * config/rs6000/rtems.h (ASM_PREFERRED_EH_DATA_FORMAT): New define.
8628 (DOT_SYMBOLS): Likewise.
8629 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8630 (RELOCATABLE_NEEDS_FIXUP): Likewise.
8631 (RS6000_ABI_NAME): Likewise.
8632 (TARGET_CMODEL): Likewise.
8633 (TOC_SECTION_ASM_OP): Likewise.
8634 (SET_CMODEL): New macro.
8635 (SUBSUBTARGET_OVERRIDE_OPTIONS): Evaluate cmodel options.
8637 2017-08-22 Richard Biener <rguenther@suse.de>
8639 * tree-inline.c (remap_type_1): Change asserts on TYPE_SIZE[_UNIT]
8640 to allow for free-lang-data replacements similar to verify_type_variant.
8642 2017-08-22 Richard Sandiford <richard.sandiford@linaro.org>
8643 Alan Hayward <alan.hayward@arm.com>
8644 David Sherwood <david.sherwood@arm.com>
8646 * config/aarch64/aarch64.md (casesi): Use DImode rather than
8647 VOIDmode for the LABEL_REF.
8649 2017-08-22 Richard Biener <rguenther@suse.de>
8651 * tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes.
8653 2017-08-22 Richard Biener <rguenther@suse.de>
8655 * common.opt (feliminate-dwarf2-dups): Ignore.
8656 * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation.
8657 * dwarf2out.c (push_new_compile_unit, pop_compile_unit,
8658 same_die_p_wrap, compute_section_prefix,
8659 is_symbol_die, assign_symbol_names, break_out_includes): Remove.
8660 (comdat_symbol_id, comdat_symbol_number): Likewise.
8661 (cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type):
8663 (check_duplicate_cu, record_comdat_symbol_number): Likewise.
8664 (output_die): Mark unreachable path unreachable.
8665 (dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL.
8666 (dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL.
8667 (dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups.
8668 (dwarf2out_early_finish): Likewise.
8670 2017-08-22 Aldy Hernandez <aldyh@redhat.com>
8672 * wide-int.h (hwi_with_prec::hwi_with_prec): Sign extend.
8674 2017-08-22 Georg-Johann Lay <avr@gjlay.de>
8677 * config/avr/avr.c (avr_handle_addr_attribute): Early return if
8678 not VAR_P. Filter attribute warnings with OPT_Wattributes.
8679 (avr_attribute_table) <io, io_low, address>: Initialize
8680 .decl_required with true.
8682 2017-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8684 * config/rs6000/rs6000-cpus.def (-mvsx-scalar-float): Delete
8685 undocumented debugging options.
8686 (-mvsx-scalar-double): Likewise.
8687 (-mallow-df-permute): Likewise.
8688 (-mvectorize-builtins): Likewise.
8689 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
8690 (rs6000_builtin_vectorized_function): Likewise.
8691 (rs6000_builtin_md_vectorized_function): Likewise.
8692 (rs6000_opt_vars): Likewise.
8694 2017-08-21 Uros Bizjak <ubizjak@gmail.com>
8697 * config/i386/i386.md (*btsq_imm): Rename from *btsq.
8698 (*btrq_imm): Rename from *btrq.
8699 (*btcq_imm): Rename from *btcq.
8700 (btsc): New code attribute.
8701 (*<btsc><mode>): New insn pattern.
8702 (*btr<mode>): Ditto.
8703 (*<btsc><mode>_mask): New insn_and_split pattern.
8704 (*btr<mode>_mask): Ditto.
8706 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
8707 Alan Hayward <alan.hayward@arm.com>
8708 David Sherwood <david.sherwood@arm.com>
8710 * function.c (pad_below): Simplify padding calculation.
8712 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
8713 Alan Hayward <alan.hayward@arm.com>
8714 David Sherwood <david.sherwood@arm.com>
8716 * target.def (function_prologue): Remove frame size argument.
8717 (function_epilogue): Likewise.
8718 * doc/tm.texi: Regenerate.
8719 * final.c (final_start_function): Update call to function_prologue.
8720 (final_end_function): Update call to function_epilogue.
8721 (default_function_pro_epilogue): Remove frame size argument.
8722 * output.h (default_function_pro_epilogue): Likewise.
8723 * config/arm/arm.c (arm_output_function_epilogue): Likewise.
8724 (arm_output_function_prologue): Likewise.
8725 * config/frv/frv.c (frv_function_prologue): Likewise.
8726 (frv_function_epilogue): Likewise.
8727 * config/i386/i386.c (ix86_output_function_epilogue): Likewise.
8728 * config/ia64/ia64.c (ia64_output_function_prologue): Likewise.
8729 (ia64_output_function_epilogue): Likewise.
8730 * config/m32r/m32r.c (m32r_output_function_prologue): Likewise.
8731 (m32r_output_function_epilogue): Likewise.
8732 * config/microblaze/microblaze.c (microblaze_function_prologue)
8733 (microblaze_function_epilogue): Likewise.
8734 * config/mips/mips.c (mips_output_function_prologue): Likewise.
8735 (mips_output_function_epilogue): Likewise.
8736 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Likewise.
8737 (mmix_target_asm_function_epilogue): Likewise.
8738 * config/msp430/msp430.c (msp430_start_function): Likewise.
8739 * config/nds32/nds32.c (nds32_asm_function_prologue): Likewise.
8740 (nds32_asm_function_epilogue): Likewise.
8741 * config/nios2/nios2.c (nios2_asm_function_prologue): Likewise.
8742 * config/pa/pa.c (pa_output_function_prologue): Likewise.
8743 (pa_output_function_epilogue): Likewise.
8744 * config/powerpcspe/powerpcspe.c (rs6000_output_function_prologue)
8745 (rs6000_output_function_epilogue): Likewise.
8746 * config/rl78/rl78.c (rl78_start_function): Likewise.
8747 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Likewise.
8748 (rs6000_output_function_epilogue): Likewise.
8749 * config/rx/rx.c (rx_output_function_prologue): Likewise.
8750 * config/sh/sh.c (sh_output_function_epilogue): Likewise.
8751 * config/sparc/sparc.c (sparc_asm_function_prologue): Likewise.
8752 (sparc_asm_function_epilogue): Likewise.
8754 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
8756 * tree.h (type_has_mode_precision_p): New function.
8757 * convert.c (convert_to_integer_1): Use it.
8758 * expr.c (expand_expr_real_2): Likewise.
8759 (expand_expr_real_1): Likewise.
8760 * fold-const.c (fold_single_bit_test_into_sign_test): Likewise.
8761 * match.pd: Likewise.
8762 * tree-ssa-forwprop.c (simplify_rotate): Likewise.
8763 * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
8764 * tree-tailcall.c (process_assignment): Likewise.
8765 * tree-vect-loop.c (vectorizable_reduction): Likewise.
8766 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern)
8767 (vect_recog_mult_pattern, vect_recog_divmod_pattern): Likewise.
8768 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8769 (vectorizable_assignment): Likewise.
8770 (vectorizable_shift): Likewise.
8771 (vectorizable_operation): Likewise.
8772 * tree-vrp.c (register_edge_assert_for_2): Likewise.
8774 2017-08-21 Wilco Dijkstra <wdijkstr@arm.com>
8776 * match.pd: Add pow (C, x) simplification.
8778 2017-08-21 Richard Biener <rguenther@suse.de>
8780 PR tree-optimization/81900
8781 * tree-ssa-pre.c (compute_antic_aux): Properly compute changed
8782 for blocks with abnormal predecessors.
8783 (compute_antic): Do not set visited flag prematurely.
8785 2017-08-21 Georg-Johann Lay <avr@gjlay.de>
8788 * config/avr/avr.c (avr_set_current_function): Typo in diagnostic.
8790 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
8792 * stor-layout.h (vector_type_mode): Move to...
8793 * tree.h (vector_type_mode): ...here.
8794 * stor-layout.c (vector_type_mode): Move to...
8795 * tree.c (vector_type_mode): ...here. Include rtl.h and regs.h.
8797 2017-08-21 Richard Biener <rguenther@suse.de>
8799 * debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
8800 register_external_die hooks.
8801 (debug_false_tree_charstarstar_uhwistar): Declare.
8802 (debug_nothing_tree_charstar_uhwi): Likewise.
8803 * debug.c (do_nothing_debug_hooks): Adjust.
8804 (debug_false_tree_charstarstar_uhwistar): New do nothing.
8805 (debug_nothing_tree_charstar_uhwi): Likewise.
8806 * dbxout.c (dbx_debug_hooks): Adjust.
8807 (xcoff_debug_hooks): Likewise.
8808 * sdbout.c (sdb_debug_hooks): Likewise.
8809 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8810 * dwarf2out.c (macinfo_label_base): New global.
8811 (dwarf2out_register_external_die): New function for the
8812 register_external_die hook.
8813 (dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
8814 (dwarf2_debug_hooks): Use them.
8815 (dwarf2_lineno_debug_hooks): Adjust.
8816 (struct die_struct): Add with_offset flag.
8817 (DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
8818 DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
8819 DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
8820 DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
8821 DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
8822 DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
8823 defining section names for the early LTO debug variants.
8824 (reset_indirect_string): New helper.
8825 (add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
8826 (print_dw_val): Add support for offsetted symbol references.
8827 (get_ultimate_context): Split out from is_cxx.
8828 (is_cxx): Use get_ultimate_context.
8829 (is_fortran): Add decl overload.
8830 (compute_comp_unit_symbol): Split out worker from
8831 compute_section_prefix.
8832 (compute_section_prefix): Call compute_comp_unit_symbol and
8833 set comdat_type_p here.
8834 (output_die): Skip DIE symbol output for the LTO added one.
8835 Handle DIE symbol references with offset.
8836 (output_comp_unit): Guard section name mangling properly.
8837 For LTO debug sections emit a symbol at the section beginning
8838 which we use to refer to its DIEs.
8839 (add_abstract_origin_attribute): For DIEs registered via
8840 dwarf2out_register_external_die directly refer to the early
8841 DIE rather than indirectly through the shadow one we created.
8842 Remove obsolete call to dwarf2out_abstract_function for
8843 non-function/block origins.
8844 (gen_array_type_die): When generating early LTO debug do
8845 not emit DW_AT_string_length.
8846 (gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
8847 late when in LTO. As suggested place a gcc_unreachable for
8848 the DECL_ABSTRACT_P case.
8849 (gen_subprogram_die): Avoid another specification DIE
8850 for early built declarations/definitions for the late LTO case.
8851 (gen_variable_die): Add type references for late duplicated VLA dies
8853 (gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
8854 we have the abstract instance already.
8855 (process_scope_var): Adjust decl DIE contexts in LTO which
8856 first puts them in limbo.
8857 (gen_decl_die): Do not generate type DIEs late apart from
8858 types for VLAs or for decls we do not yet have a DIE. Do not
8859 call dwarf2out_abstract_function late.
8860 (dwarf2out_early_global_decl): Make sure to create DIEs
8861 for abstract instances of a decl first.
8862 (dwarf2out_late_global_decl): Adjust comment.
8863 (output_macinfo_op): With multiple macro sections use
8864 macinfo_label_base to distinguish labels.
8865 (output_macinfo): Likewise. Update macinfo_label_base.
8866 Pass in the line info label.
8867 (note_variable_value_in_expr): When generating LTO resolve
8868 all variable values here by generating DIEs as needed.
8869 (init_sections_and_labels): Add early LTO debug flag parameter
8870 and generate different sections and names if set. Add generation
8871 counter for the labels so we can have multiple of them.
8872 (reset_dies): Helper to allow DIEs to be output multiple times.
8873 (dwarf2out_finish): When outputting DIEs to the fat part of an
8874 LTO object first reset DIEs.
8875 (dwarf2out_early_finish): Output early DIEs when generating LTO.
8876 (modified_type_die): Check for decl_ultimate_origin being self
8878 (gen_type_die_with_usage): Likewise.
8879 (gen_typedef_die): Allow decl_ultimate_origin being self.
8880 (set_decl_abstract_flags): Remove.
8881 (set_block_abstract_flags): Likewise.
8882 (dwarf2out_abstract_function): Treat the early generated DIEs
8883 as the abstract copy and only add DW_AT_inline and
8884 DW_AT_artificial here and call set_decl_origin_self.
8885 If the DIE has an abstract origin don't do anything.
8886 * tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL
8887 if we have none yet (Go fails to build one, PR78628).
8888 (variably_modified_type_p): Prevent endless recursion for Ada
8889 cyclic pointer types.
8890 * lto-streamer-in.c: Include debug.h.
8891 (dref_queue): New global.
8892 (lto_read_tree_1): Stream in DIE references.
8893 (lto_input_tree): Register DIE references.
8894 (input_function): Stream DECL_DEBUG_ARGS.
8895 * lto-streamer-out.c: Include debug.h.
8896 (lto_write_tree_1): Output DIE references.
8897 (DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
8898 Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls.
8899 (output_function): Stream DECL_DEBUG_ARGS.
8900 * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
8901 Stream DECL_ABSTRACT_ORIGIN.
8902 * tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
8903 (write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL
8904 DECL_CONTEXT for file-scope decls.
8905 * lto-streamer.h (struct dref_entry): Declare.
8906 (dref_queue): Likewise.
8907 * cfgexpand.c (pass_expand::execute): Do not call the
8908 outlining_inline_function hook here.
8909 * lto-wrapper.c (debug_obj): New global.
8910 (tool_cleanup): Unlink it if required.
8911 (debug_objcopy): New function.
8912 (run_gcc): Handle early debug sections in the IL files by
8913 extracting them to separate files, partially linkin them and
8914 feeding the result back as result to the linker.
8915 * config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
8916 DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
8917 DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
8918 sections into a separate segment.
8919 * config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
8921 (darwin_asm_dwarf_section): Likewise.
8922 (darwin_asm_output_dwarf_offset): Likewise.
8923 * config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P.
8925 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
8926 Alan Hayward <alan.hayward@arm.com>
8927 David Sherwood <david.sherwood@arm.com>
8929 * read-md.h (md_reader::record_potential_iterator_use): Replace
8930 pointer argument with an rtx and an index.
8931 * read-rtl.c (iterator_group::apply_iterator): Likewise.
8932 (apply_mode_iterator): Likewise.
8933 (apply_code_iterator): Likewise.
8934 (apply_int_iterator): Likewise.
8935 (apply_subst_iterator): Likewise.
8936 (record_iterator_use): Likewise.
8937 (record_attribute_use): Likewise.
8938 (md_reader::record_potential_iterator_use): Likewise. Update calls
8939 to record_iterator_use and apply_iterator.
8940 (iterator_use): Replace ptr with x and index.
8941 (attribute_use): Likewise.
8942 (apply_attribute_uses): Update calls to apply_iterator.
8943 (apply_iterators): Likewise. Update initialization of iterator_use.
8944 (rtx_reader::read_rtx_code): Update calls to record_iterator_use
8945 and record_potential_iterator_use.
8946 (rtx_reader::read_rtx_operand): Likewise.
8948 2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
8949 Alan Hayward <alan.hayward@arm.com>
8950 David Sherwood <david.sherwood@arm.com>
8952 * varasm.c (const_rtx_hash_1): Don't hash in the mode of a
8955 2017-08-21 Richard Biener <rguenther@suse.de>
8958 * tree-ssa-alias.c (stmt_kills_ref_p): Handle array accesses
8959 at struct end conservatively when comparing common bases.
8961 2017-08-21 Richard Biener <rguenther@suse.de>
8963 * tree-ssa-loop-im.c (struct lim_aux_data): Add ref index member.
8964 (mem_ref_in_stmt): Remove.
8965 (determine_max_movement): Use ref index to get at the reference.
8966 (invariantness_dom_walker::before_dom_children): Deal with
8967 lim data already initialized.
8968 (gather_mem_refs_stmt): Initialize lim data and record ref index.
8970 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
8972 * config/i386/i386.h (OPTION_MASK_ISA_ROUND): Remove.
8973 (TARGET_ISA_ROUND): Ditto.
8974 (TARGET_ROUND): Ditto.
8975 * config/i386/i386.c: Substitute TARGET_ROUND with TARGET_SSE4_1.
8976 * config/i386/i386.md: Ditto.
8977 * config/i386/sse.md: Ditto.
8978 * config/i386/i386-builtin.def: Substitute OPTION_MASK_ISA_ROUND
8979 with OPTION_MASK_ISA_SSE4_1.
8981 2017-08-19 Uros Bizjak <ubizjak@gmail.com>
8984 * doc/extend.texi (x86 Built-in Functions): Correct the name of
8985 __builtin_ia32_lzcnt_u16.
8987 2017-08-18 Peter Bergner <bergner@vnet.ibm.com>
8990 * config/rs6000/rs6000.c (rs6000_activate_target_options): New function.
8991 (rs6000_set_current_function): Rewrite function to use it.
8993 2017-08-18 H.J. Lu <hongjiu.lu@intel.com>
8996 * print-tree.c (print_node): Support DECL_WARN_IF_NOT_ALIGN
8997 and TYPE_WARN_IF_NOT_ALIGN.
8998 * stor-layout.c (do_type_align): Merge DECL_WARN_IF_NOT_ALIGN.
8999 (handle_warn_if_not_align): New.
9000 (place_union_field): Call handle_warn_if_not_align.
9001 (place_field): Call handle_warn_if_not_align.
9002 Copy TYPE_WARN_IF_NOT_ALIGN.
9003 (finish_builtin_struct): Copy TYPE_WARN_IF_NOT_ALIGN.
9004 (layout_type): Likewise.
9005 * tree-core.h (tree_type_common): Add warn_if_not_align. Set
9007 (tree_decl_common): Add warn_if_not_align.
9008 * tree.c (build_range_type_1): Copy TYPE_WARN_IF_NOT_ALIGN.
9009 * tree.h (TYPE_WARN_IF_NOT_ALIGN): New.
9010 (SET_TYPE_WARN_IF_NOT_ALIGN): Likewise.
9011 (DECL_WARN_IF_NOT_ALIGN): Likewise.
9012 (SET_DECL_WARN_IF_NOT_ALIGN): Likewise.
9013 * doc/extend.texi: Document warn_if_not_aligned attribute.
9014 * doc/invoke.texi: Document -Wif-not-aligned and -Wpacked-not-aligned.
9016 2017-08-17 Martin Liska <mliska@suse.cz>
9019 * tree-loop-distribution.c (ddrs_table): Change type to pointer type.
9020 (get_data_dependence): Use it as pointer type.
9021 (distribute_loop): Likewise.
9023 2017-08-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9025 * config/rs6000/altivec.md (UNSPEC_VMRGOW_DIRECT): New constant.
9026 (p8_vmrgew_v4sf_direct): Generalize to p8_vmrgew_<mode>_direct.
9027 (p8_vmrgow_<mode>_direct): New define_insn.
9028 * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Properly
9029 handle endianness for vmrgew and vmrgow permute patterns.
9031 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
9033 * config/rs6000/altivec.md (VParity): Remove TARGET_VSX_TIMODE.
9034 * config/rs6000/rs6000-cpus.def: Remove comment.
9035 (ISA_2_7_MASKS_SERVER): Delete OPTION_MASK_VSX_TIMODE;
9036 (POWERPC_MASKS): Likewise.
9037 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Remove unneeded
9038 use of TARGET_VSX_TIMODE.
9039 (rs6000_setup_reg_addr_masks): Change TARGET_VSX_TIMODE to TARGET_VSX.
9040 (rs6000_init_hard_regno_mode_ok): Remove unneeded uses of
9041 TARGET_VSX_TIMODE. Change use of TARGET_VSX_TIMODE to TARGET_VSX.
9042 (rs6000_option_override_internal): Remove dead code.
9043 (rs6000_legitimize_address): Change TARGET_VSX_TIMODE to TARGET_VSX.
9044 (rs6000_legitimize_reload_address): Likewise.
9045 (rs6000_legitimate_address_p): Likewise.
9046 (rs6000_opt_masks): Delete "vsx-timode".
9047 (rs6000_disable_incompatible_switches): Remove mention of -mvsx-timode
9048 from function comment.
9049 * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Delete.
9050 * config/rs6000/rs6000.md (FMOVE128_GPR): Remove TARGET_VSX_TIMODE.
9051 (V16QI, V8HI, V4SI, V4SF, V2DI, V2DF, V1TI): Remove useless empty
9053 * config/rs6000/rs6000.opt (mvsx-timode): Replace with stub.
9054 * config/rs6000/vector.md (VEC_IP): Remove TARGET_VSX_TIMODE.
9055 * config/rs6000/vsx.md (VSX_LE_128): Likewise.
9058 (define_peephole2): Likewise.
9060 2017-08-17 Martin Sebor <msebor@redhat.com>
9063 * pretty-print.c (pp_format): Use strnlen in %.*s to avoid reading
9064 past the end of an array.
9065 (test_pp_format): Add test cases.
9067 2017-08-17 Richard Sandiford <richard.sandiford@linaro.org>
9069 * internal-fn.def (CLRSB, CLZ, CTZ, FFS, PARITY, POPCOUNT): Add
9070 missing ECF_NOTHROW flags.
9072 2017-08-17 Peter Bergner <bergner@vnet.ibm.com>
9075 * config/rs6000/vsx.md (*vsx_le_permute_<mode>): Add support for
9076 operands residing in integer registers.
9077 (*vsx_le_perm_load_<mode>): Likewise.
9078 (*vsx_le_perm_store_<mode>): Likewise.
9079 (define_peephole2): Add peepholes to optimize the above.
9081 2017-08-17 Marek Polacek <polacek@redhat.com>
9084 * fold-const.c (operand_equal_for_comparison_p): Remove code that used
9085 to mimic what shorten_compare did. Change the return type to bool.
9086 (fold_cond_expr_with_comparison): Update call to
9087 operand_equal_for_comparison_p.
9088 (fold_ternary_loc): Likewise.
9090 2017-08-17 Jackson Woodruff <jackson.woodruff@arm.com>
9092 * aarch64-simd.md (mov<mode>): No longer force zero immediate into
9094 (*aarch64_simd_mov<mode>): Add new case for stp using zero immediate.
9096 2017-08-17 Richard Biener <rguenther@suse.de>
9098 * tree-ssa-structalias.c (solve_graph): When propagating
9099 to successors update the graphs succ edges and avoid duplicate work.
9101 2017-08-17 Maxim Ostapenko <m.ostapenko@samsung.com>
9104 * config/i386/i386.c (ix86_option_override_internal): Save target
9105 specific options after ix86_stack_protector_guard_reg was changed.
9107 2017-08-17 Richard Biener <rguenther@suse.de>
9109 PR tree-optimization/81827
9110 * tree-ssa-structalias.c (struct variable_info): Add is_reg_var flag.
9111 (new_var_info): Initialize it conservatively.
9112 (get_call_vi): Mark register vars.
9113 (new_scalar_tmp_constraint_exp): Likewise.
9114 (handle_rhs_call): Likewise.
9115 (handle_const_call): Likewise.
9116 (create_function_info_for): Likewise.
9117 (solve_constraints): Sort varinfos to separate register from
9118 non-register vars to pack points-to solution bitmaps during
9121 2017-08-17 Marek Polacek <polacek@redhat.com>
9123 * gimplify.c (gimplify_adjust_omp_clauses): Compare with 0 instead of 1.
9125 2017-08-17 Richard Biener <rguenther@suse.de>
9127 * tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p
9128 to true when overflow is undefined and we saturated the result.
9130 2017-08-17 Alan Modra <amodra@gmail.com>
9133 * config/rs6000/rs6000.c (rs6000_savres_strategy): Revert 2017-08-09.
9134 Don't use store multiple if only one reg needs saving.
9135 (interesting_frame_related_regno): New function.
9136 (rs6000_frame_related): Don't emit frame info for regs that
9138 (rs6000_emit_epilogue): Likewise.
9140 2017-08-16 Nathan Sidwell <nathan@acm.org>
9142 * tree-core.h (tree_type_non_common): Rename binfo to lang_1.
9143 * tree.h (TYPE_BINFO): Use type_non_common.maxval.
9144 (TYPE_LANG_SLOT_1): Use type_non_common.lang_1, for any type.
9145 * tree.c (free_lang_data_in_type): Use else-if chain. Always
9146 clear TYPE_LANG_1. Remove obsolete member-function stripping.
9147 (find_decls_types_r): Comment about TYPE_MAX_VALUES_RAW.
9148 (verify_type): Adjust for TYPE_BINFO move.
9149 * lto-streamer-out.c (DFS::DFS_write_tree_body): No need to
9150 process TYPE_BINFO directly.
9151 (hash_tree): Likewise.
9152 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
9154 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
9157 2017-08-16 David Malcolm <dmalcolm@redhat.com>
9159 * diagnostic-show-locus.c (colorizer::m_caret): Remove unused field.
9161 2017-08-16 Uros Bizjak <ubizjak@gmail.com>
9164 * config/i386/i386.md (*anddi_1_btr): Change predicates of
9165 operand 0 and operand 1 to nomimmediate_operand. Add "m" constraint.
9166 Add ix86_binary_operator_ok to insn constraint.
9167 (*iordi_1_bts): Ditto.
9168 (*xordi_1_btc): Ditto.
9169 (*btsq): Change predicate of operand 0 to nonimmediate_operand.
9170 Update corresponding peephole2 pattern.
9174 2017-08-16 Bin Cheng <bin.cheng@arm.com>
9176 PR tree-optimization/81832
9177 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't
9178 copy loop header which has IFN_LOOP_DIST_ALIAS call.
9180 2017-08-16 Marek Polacek <polacek@redhat.com>
9183 * fold-const.c (fold_indirect_ref_1): Restore original behavior
9184 regarding size_zero_node.
9186 2017-08-16 Martin Liska <mliska@suse.cz>
9189 * config.gcc: Respect previously set extra_objs in case
9192 2017-08-16 Richard Sandiford <richard.sandiford@linaro.org>
9194 PR tree-optimization/81835
9195 * tree-vect-loop.c (vect_is_simple_reduction): Simply checks for
9196 the phi SSA_NAME. Check that the condition in a COND_EXPR does
9197 not depend on the phi.
9199 2017-08-16 Alan Modra <amodra@gmail.com>
9201 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Delete
9204 2017-08-16 Alan Modra <amodra@gmail.com>
9206 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Merge..
9207 (save_reg_p): ..into this. Update all callers.
9208 (first_reg_to_save): Simplify.
9210 2017-08-16 Alan Modra <amodra@gmail.com>
9212 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't restore
9215 2017-08-15 Joseph Myers <joseph@codesourcery.com>
9219 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Only unroll for
9220 constant count if that count is less than 32.
9222 2017-08-15 Nathan Sidwell <nathan@acm.org>
9224 * gcc.c (execute): Emit friendlier message if inferior is killed
9225 by an external cause.
9227 2017-08-15 Richard Biener <rguenther@suse.de>
9229 PR tree-optimization/81790
9230 * tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both
9231 CONSTRUCTORs from simplifying and VN.
9233 2017-08-14 Martin Sebor <msebor@redhat.com>
9235 * builtin-attrs.def: Add comments.
9237 2017-08-14 Martin Sebor <msebor@redhat.com>
9240 * doc/extend.texi (attribute nonstring): Document new attribute.
9242 2017-08-14 Martin Sebor <msebor@redhat.com>
9245 * tree-diagnostic.c (default_tree_printer): Handle %G.
9246 * gimple-pretty-print.h (percent_G_format): Declare new function.
9247 * gimple-pretty-print.c (percent_G_format): Define.
9248 * tree-pretty-print.c (percent_K_format): Add argument.
9250 2017-08-14 Martin Sebor <msebor@redhat.com>
9252 PR translation/79998
9253 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
9254 Remove a stray space.
9256 2017-08-14 Uros Bizjak <ubizjak@gmail.com>
9259 * config/i386/i386.md (*anddi_1_btr): New insn_and_split pattern.
9260 (*iordi_1_bts): Ditto.
9261 (*xordi_1_btc): Ditto.
9263 2017-08-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9266 * config/rs6000/linux64.h (INVALID_64BIT): Use quoted strings.
9267 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9269 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Use
9270 quoted strings, and make more translator-friendly.
9271 (darwin_rs6000_override_options): Likewise.
9272 (rs6000_option_override_internal): Likewise.
9273 (rs6000_return_in_memory): Fix overlong line.
9274 (init_cmulative_args): Use quoted strings, and make more
9275 translator-friendly.
9276 (rs6000_pass_by_reference): Fix overlong line.
9277 (def_builtin): Use quoted strings.
9278 (altivec_expand_predicate_builtin): Use quoted strings, and make
9279 more translator-friendly.
9280 (htm_expand_builtin): Use quoted strings.
9281 (cpu_expand_builtin): Use quoted strings, and make more
9282 translator-friendly.
9283 (altivec_expand_builtin): Likewise.
9284 (paired_expand_predicate_builtin): Likewise.
9285 (rs6000_invalid_builtin): Likewise.
9286 (builtin_function_type): Use quoted strings.
9287 (rs6000_expand_split_stack_prologue): Use quoted strings, and make
9288 more translator-friendly.
9289 (rs6000_trampoline_init): Likewise.
9290 (rs6000_handle_altivec_attribute): Likewise.
9291 (rs6000_inner_target_options): Use quoted strings.
9292 (rs6000_disable_incompatible_switches): Likewise.
9293 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Use quoted
9294 strings, and make more translator-friendly.
9295 (SUBSUBTARGET_OVERRIDE_OPTIONS): Use quoted strings.
9297 2017-08-14 Bin Cheng <bin.cheng@arm.com>
9299 PR tree-optimization/81799
9300 * tree-loop-distribution.c (version_loop_by_alias_check): Force
9301 cond_expr to simple gimple operand.
9303 2017-08-14 Wilco Dijkstra <wdijkstr@arm.com>
9306 * doc/sourcebuild.texi (autoincdec): Add autoincdec description.
9308 2017-08-14 Georg-Johann Lay <avr@gjlay.de>
9312 * config/avr/avr.opt (mgas-isr-prologues): New Var avr_gasisr_prologues.
9313 * config/avr/avr.md (gasisr, *gasisr): Use it instead of
9314 TARGET_GASISR_PROLOGUES.
9315 * config/avr/avr.c (avr_option_override): Same.
9316 (avr_pass_pre_proep::execute): Same.
9318 2017-08-13 H.J. Lu <hongjiu.lu@intel.com>
9321 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Replace
9322 frame pointer with stack pointer - UNITS_PER_WORD in debug insns.
9324 2017-08-13 Uros Bizjak <ubizjak@gmail.com>
9326 * config/i386/i386.md (*load_tp_<mode>): Redefine as
9327 define_insn_and_split. Split to a memory load from 0 in
9328 DEFAULT_TLS_SEG_REG address space. Merge with *load_tp_x32
9329 using PTR mode iterator.
9330 (*load_tp_x32_zext"): Redefine as define_insn_and_split.
9331 Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space.
9332 (*add_tp_<mode>): Redefine as define_insn_and_split.
9333 Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG
9334 address space. Merge with *add_tp_x32 using PTR mode iterator.
9335 (*add_tp_x32_zext"): Redefine as define_insn_and_split.
9336 Split to an add with a memory load from 0 in
9337 DEFAULT_TLS_SEG_REG address space.
9339 2017-08-12 Andrew Pinski <apinski@cavium.com>
9341 * config/aarch64/aarch64-option-extensions.def (rdma):
9342 Fix feature string to what Linux prints out in /proc/cpuinfo.
9344 2017-08-12 Pierre-Marie de Rodat <derodat@adacore.com>
9347 * dwarf2out.c (modified_type_die): For C typedef types that have
9348 an ultimate origin, process the ultimate origin instead of the
9350 (gen_typedef_die): Assert that input DECLs have no ultimate
9352 (gen_type_die_with_usage): For typedef variants that have an
9353 ultimate origin, just call gen_decl_die on the original DECL.
9354 (process_scope_var): Avoid creating DIEs for local typedefs and
9355 concrete static variables.
9357 2017-08-12 Alan Modra <amodra@gmail.com>
9361 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Upgrade to
9362 match gnu-user.h startfile.
9363 (ENDFILE_LINUX_SPEC): Similarly.
9365 2017-08-11 Thomas Schwinge <thomas@codesourcery.com>
9368 * config/nvptx/nvptx.c (nvptx_override_options_after_change):
9370 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Remove definition.
9372 2017-08-11 Tamar Christina <tamar.christina@arm.com>
9373 * config/aarch64/aarch64.md (mov<mode>): Change.
9374 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
9375 aarch64_reg_or_fp_float into aarch64_reg_or_fp_zero.
9376 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): Removed.
9378 2017-08-11 Eric Botcazou <ebotcazou@adacore.com>
9380 * tree-sra.c (build_access_from_expr_1): Use more precise diagnostics
9381 for storage order barriers.
9383 2017-08-11 Martin Liska <mliska@suse.cz>
9386 * tree-chkp.c (chkp_get_bounds_for_decl_addr): Do not instrument
9387 variables of void type.
9389 2017-08-11 Martin Liska <mliska@suse.cz>
9391 * asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with
9392 TARGET_SUPPORTS_ALIASES.
9393 * cgraph.c (cgraph_node::create_same_body_alias): Likewise.
9394 * ipa-visibility.c (can_replace_by_local_alias): Likewise.
9395 (optimize_weakref): Likewise.
9396 * symtab.c (symtab_node::noninterposable_alias): Likewise.
9397 * varpool.c (varpool_node::create_extra_name_alias): Likewise.
9398 * defaults.h: Introduce TARGET_SUPPORTS_ALIASES.
9400 2017-08-11 Martin Liska <mliska@suse.cz>
9403 * config/i386/i386.c (make_resolver_func): Do complete
9404 refactoring of the function.
9406 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
9409 * config/i386/i386.opt (mstack-protector-guard-symbol=): New option
9410 * config/i386/i386.c (ix86_stack_protect_guard): Use
9411 ix86_stack_protect_guard_symbol_str to generate varible declaration.
9412 * doc/invoke.texi (x86 Options): Document
9413 -mstack-protector-guard-symbol= option.
9415 2017-08-10 Uros Bizjak <ubizjak@gmail.com>
9417 * config/i386/i386-protos.h (ix86_split_stack_guard): New prototype.
9418 * config/i386/i386.c (ix86_split_stack_guard): New function.
9419 (ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard.
9420 (ix86_legitimate_address_p) <case UNSPEC_STACK_CHECK>: Remove.
9421 (i386_asm_output_addr_const_extra) <case UNSPEC_STACK_CHECK>: Ditto.
9422 (optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling.
9423 * config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK.
9424 (split_stack_space_check): Call ix86_split_stack_guard.
9426 2017-08-10 Martin Sebor <msebor@redhat.com>
9428 * print-tree.c (print_node): Print location using the established
9430 Replace spaces with colons.
9431 (debug_raw, debug): Ditto.
9433 2017-08-10 Martin Sebor <msebor@redhat.com>
9436 * pretty-print.c (pp_format): Correct the handling of %s precision.
9438 2017-08-10 H.J. Lu <hongjiu.lu@intel.com>
9441 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
9443 (ix86_finalize_stack_frame_flags): This. Also clear
9444 frame_pointer_needed if -fno-omit-frame-pointer is used without
9446 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
9447 with ix86_finalize_stack_frame_flags.
9448 (ix86_expand_epilogue): Likewise.
9449 (ix86_expand_split_stack_prologue): Likewise.
9450 * doc/invoke.texi: Add a note for -fno-omit-frame-pointer.
9452 2017-08-10 Martin Liska <mliska@suse.cz>
9455 * c-attribs.c (handle_target_attribute):
9456 Report warning for an empty string argument of target attribute.
9458 2017-08-09 Jakub Jelinek <jakub@redhat.com>
9461 * omp-low.c (omp_copy_decl): Don't remap FORCED_LABEL or DECL_NONLOCAL
9463 * tree-cfg.c (move_stmt_op): Don't adjust DECL_CONTEXT of FORCED_LABEL
9464 or DECL_NONLOCAL labels.
9465 (move_stmt_r) <case GIMPLE_LABEL>: Adjust DECL_CONTEXT of FORCED_LABEL
9466 or DECL_NONLOCAL labels here.
9468 2017-08-09 Will Schmidt <will_schmidt@vnet.ibm.com>
9470 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add blurb
9471 to indicate when early gimple folding has been disabled.
9472 (rs6000_gimple_fold_builtin): Add debug content.
9473 (rs6000_invalid_builtin): Fix whitespace.
9474 (rs6000_expand_builtin): Fix whitespace.
9475 * config/rs6000/rs6000.opt: Add option for -mfold-gimple.
9477 2017-08-09 Segher Boessenkool <segher@kernel.crashing.org>
9480 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
9481 SAVE_MULTIPLE if not all the registers that saves, should be saved.
9483 2017-08-09 Jim Wilson <jim.wilson@linaro.org>
9485 * config/aarch64/aarch64-cores.def (falkor): Use falkor pipeline.
9486 (qdf24xx): Likewise.
9487 * config/aarch64/aarch64.md: Include falkor.md.
9488 * config/aarch64/falkor.md: New.
9490 2017-08-09 Marek Polacek <polacek@redhat.com>
9493 * diagnostic-core.h (emit_diagnostic_valist): Add declaration.
9494 * diagnostic.c (emit_diagnostic): Add a comment.
9495 (emit_diagnostic_valist): New function.
9497 2017-08-09 Marek Polacek <polacek@redhat.com>
9500 * input.c (make_location): New overload.
9501 * input.h (make_location): Declare.
9503 2017-08-08 Alan Modra <amodra@gmail.com>
9504 H.J. Lu <hongjiu.lu@intel.com>
9507 * gcc.c (NO_PIE_SPEC): Delete.
9508 (PIE_SPEC): Define as !no-pie/pie. Move static|shared|r
9510 (LINK_PIE_SPEC): ..to here.
9511 (LINK_COMMAND_SPEC): Support -no-pie.
9512 * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Correct
9513 chain of crtbegin*.o selection, update for PIE_SPEC changes and
9515 (GNU_USER_TARGET_ENDFILE_SPEC): Similarly.
9516 * config/sol2.h (STARTFILE_CRTBEGIN_SPEC): Similarly.
9517 (ENDFILE_CRTEND_SPEC): Similarly.
9519 2017-08-08 Uros Bizjak <ubizjak@gmail.com>
9522 * config/i386/i386.opt (mstack-protector-guard-reg=): New option
9523 (mstack-protector-guard-offset=): Ditto.
9524 * config/i386/i386.c (ix86_option_override): Handle
9525 -mstack-protector-guard-reg= and -mstack-protector-guard-offset=
9527 (ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and
9528 ix86_stack_protect_guard_offset variables.
9529 (TARGET_STACK_PROTECT_GUARD): Always define.
9530 * doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg=
9531 and -mstack-protector-guard-offset= options.
9533 2017-08-08 Bin Cheng <bin.cheng@arm.com>
9535 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): Handle
9536 boundary case for the last candidate.
9538 2017-08-08 Bin Cheng <bin.cheng@arm.com>
9540 * doc/invoke.texi: Document -ftree-loop-distribution for O3.
9541 * opts.c (default_options_table): Add OPT_ftree_loop_distribution.
9543 2017-08-08 Tamar Christina <tamar.christina@arm.com>
9546 * config/aarch64/aarch64.md (xorsign<mode>3): New optabs.
9547 * config/aarch64/aarch64-builtins.c
9548 (aarch64_builtin_vectorized_function): Added CASE_CFN_XORSIGN.
9549 * config/aarch64/aarch64-simd-builtins.def: Added xorsign BINOP.
9550 * config/aarch64/aarch64-simd.md: Added xorsign<mode>3
9552 2017-08-08 Tamar Christina <tamar.christina@arm.com>
9553 Andrew Pinski <pinskia@gmail.com>
9556 * internal-fn.def (XORSIGN): New.
9557 * optabs.def (xorsign_optab): New.
9558 * tree-ssa-math-opts.c (is_copysign_call_with_1): New.
9559 (convert_expand_mult_copysign): New.
9560 (pass_optimize_widening_mul::execute): Call
9561 convert_expand_mult_copysign.
9563 2017-08-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9565 PR tree-optimization/81354
9566 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9567 Insert on edges rather than explicitly creating landing pads.
9568 (analyze_candidates_and_replace): Commit edge inserts.
9570 2017-08-08 Richard Biener <rguenther@suse.de>
9573 * tree-ssa-loop-niter.c: Include tree-dfa.h.
9574 (expand_simple_operations): Also look through ADDR_EXPRs with
9575 MEM_REF bases treating them as POINTER_PLUS_EXPR.
9577 2017-08-08 Richard Biener <rguenther@suse.de>
9579 PR tree-optimization/81723
9580 * tree-vect-slp.c (struct bst_traits): New hash traits.
9581 (bst_fail): New global.
9582 (vect_build_slp_tree_2): New worker, split out from ...
9583 (vect_build_slp_tree): ... this now wrapping it with using
9584 bst_fail set to cache SLP tree build fails. Properly handle
9586 (vect_analyze_slp_instance): Allocate and free bst_fail.
9588 2017-08-08 Martin Liska <mliska@suse.cz>
9591 * ipa-icf-gimple.c (func_checker::compare_cst_or_decl): Consider
9592 LABEL_DECLs that can be from a different function.
9594 2017-08-08 Bin Cheng <bin.cheng@arm.com>
9596 PR tree-optimization/81744
9597 * tree-predcom.c (prepare_finalizers_chain): Deep copy expr of
9598 loop's number of iterations.
9600 2017-08-08 Martin Liska <mliska@suse.cz>
9602 * asan.c: Include header files.
9603 * attribs.c (build_decl_attribute_variant): New function moved
9605 (build_type_attribute_qual_variant): Likewise.
9606 (cmp_attrib_identifiers): Likewise.
9607 (simple_cst_list_equal): Likewise.
9608 (omp_declare_simd_clauses_equal): Likewise.
9609 (attribute_value_equal): Likewise.
9610 (comp_type_attributes): Likewise.
9611 (build_type_attribute_variant): Likewise.
9612 (lookup_ident_attribute): Likewise.
9613 (remove_attribute): Likewise.
9614 (merge_attributes): Likewise.
9615 (merge_type_attributes): Likewise.
9616 (merge_decl_attributes): Likewise.
9617 (merge_dllimport_decl_attributes): Likewise.
9618 (handle_dll_attribute): Likewise.
9619 (attribute_list_equal): Likewise.
9620 (attribute_list_contained): Likewise.
9621 * attribs.h (lookup_attribute): New function moved from tree.[ch].
9622 (lookup_attribute_by_prefix): Likewise.
9623 * bb-reorder.c: Include header files.
9624 * builtins.c: Likewise.
9625 * calls.c: Likewise.
9626 * cfgexpand.c: Likewise.
9627 * cgraph.c: Likewise.
9628 * cgraphunit.c: Likewise.
9629 * convert.c: Likewise.
9630 * dwarf2out.c: Likewise.
9631 * final.c: Likewise.
9632 * fold-const.c: Likewise.
9633 * function.c: Likewise.
9634 * gimple-expr.c: Likewise.
9635 * gimple-fold.c: Likewise.
9636 * gimple-pretty-print.c: Likewise.
9637 * gimple.c: Likewise.
9638 * gimplify.c: Likewise.
9639 * hsa-common.c: Likewise.
9640 * hsa-gen.c: Likewise.
9641 * internal-fn.c: Likewise.
9642 * ipa-chkp.c: Likewise.
9643 * ipa-cp.c: Likewise.
9644 * ipa-devirt.c: Likewise.
9645 * ipa-fnsummary.c: Likewise.
9646 * ipa-inline.c: Likewise.
9647 * ipa-visibility.c: Likewise.
9649 * lto-cgraph.c: Likewise.
9650 * omp-expand.c: Likewise.
9651 * omp-general.c: Likewise.
9652 * omp-low.c: Likewise.
9653 * omp-offload.c: Likewise.
9654 * omp-simd-clone.c: Likewise.
9655 * opts-global.c: Likewise.
9656 * passes.c: Likewise.
9657 * predict.c: Likewise.
9658 * sancov.c: Likewise.
9659 * sanopt.c: Likewise.
9660 * symtab.c: Likewise.
9661 * toplev.c: Likewise.
9662 * trans-mem.c: Likewise.
9663 * tree-chkp.c: Likewise.
9664 * tree-eh.c: Likewise.
9665 * tree-into-ssa.c: Likewise.
9666 * tree-object-size.c: Likewise.
9667 * tree-parloops.c: Likewise.
9668 * tree-profile.c: Likewise.
9669 * tree-ssa-ccp.c: Likewise.
9670 * tree-ssa-live.c: Likewise.
9671 * tree-ssa-loop.c: Likewise.
9672 * tree-ssa-sccvn.c: Likewise.
9673 * tree-ssa-structalias.c: Likewise.
9674 * tree-ssa.c: Likewise.
9675 * tree-streamer-in.c: Likewise.
9676 * tree-vectorizer.c: Likewise.
9677 * tree-vrp.c: Likewise.
9679 * ubsan.c: Likewise.
9680 * varasm.c: Likewise.
9681 * varpool.c: Likewise.
9682 * tree.c: Remove functions moved to attribs.[ch].
9684 * config/aarch64/aarch64.c: Add attrs.h header file.
9685 * config/alpha/alpha.c: Likewise.
9686 * config/arc/arc.c: Likewise.
9687 * config/arm/arm.c: Likewise.
9688 * config/avr/avr.c: Likewise.
9689 * config/bfin/bfin.c: Likewise.
9690 * config/c6x/c6x.c: Likewise.
9691 * config/cr16/cr16.c: Likewise.
9692 * config/cris/cris.c: Likewise.
9693 * config/darwin.c: Likewise.
9694 * config/epiphany/epiphany.c: Likewise.
9695 * config/fr30/fr30.c: Likewise.
9696 * config/frv/frv.c: Likewise.
9697 * config/ft32/ft32.c: Likewise.
9698 * config/h8300/h8300.c: Likewise.
9699 * config/i386/winnt.c: Likewise.
9700 * config/ia64/ia64.c: Likewise.
9701 * config/iq2000/iq2000.c: Likewise.
9702 * config/lm32/lm32.c: Likewise.
9703 * config/m32c/m32c.c: Likewise.
9704 * config/m32r/m32r.c: Likewise.
9705 * config/m68k/m68k.c: Likewise.
9706 * config/mcore/mcore.c: Likewise.
9707 * config/microblaze/microblaze.c: Likewise.
9708 * config/mips/mips.c: Likewise.
9709 * config/mmix/mmix.c: Likewise.
9710 * config/mn10300/mn10300.c: Likewise.
9711 * config/moxie/moxie.c: Likewise.
9712 * config/msp430/msp430.c: Likewise.
9713 * config/nds32/nds32-isr.c: Likewise.
9714 * config/nds32/nds32.c: Likewise.
9715 * config/nios2/nios2.c: Likewise.
9716 * config/nvptx/nvptx.c: Likewise.
9717 * config/pa/pa.c: Likewise.
9718 * config/pdp11/pdp11.c: Likewise.
9719 * config/powerpcspe/powerpcspe.c: Likewise.
9720 * config/riscv/riscv.c: Likewise.
9721 * config/rl78/rl78.c: Likewise.
9722 * config/rx/rx.c: Likewise.
9723 * config/s390/s390.c: Likewise.
9724 * config/sh/sh.c: Likewise.
9725 * config/sol2.c: Likewise.
9726 * config/sparc/sparc.c: Likewise.
9727 * config/spu/spu.c: Likewise.
9728 * config/stormy16/stormy16.c: Likewise.
9729 * config/tilegx/tilegx.c: Likewise.
9730 * config/tilepro/tilepro.c: Likewise.
9731 * config/v850/v850.c: Likewise.
9732 * config/vax/vax.c: Likewise.
9733 * config/visium/visium.c: Likewise.
9734 * config/xtensa/xtensa.c: Likewise.
9736 2017-08-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9739 * config/rs6000/vsx.md (vsx_concat_<mode>, VSX_D): Cleanup
9740 constraints since the -mupper-regs-* switches have been
9742 (vsx_concat_<mode>_1): New combiner insns to recognize inserting
9743 into a vector from a double word element that was extracted from
9744 another vector, and eliminate extra XXPERMDI instructions.
9745 (vsx_concat_<mode>_2): Likewise.
9746 (vsx_concat_<mode>_3): Likewise.
9747 (vsx_set_<mode>, VSX_D): Rewrite vector set in terms of vector
9748 concat to allow optimizing inserts from previous extracts.
9750 2017-08-07 Uros Bizjak <ubizjak@gmail.com>
9752 * config/i386/i386.c (ix86_stack_protect_guard): Generate
9753 memory reference to a SSP offset in TLS address space.
9754 (ix86_print_operand) <case '@'>: Remove.
9755 (ix86_print_operand_punct_valid_p): Remove '@' code.
9756 * config/i386/i386.md (unspec): Remove UNSPEC_SP_TLS_SET and
9758 (stack_tls_protect_set_<mode>): Remove.
9759 (stack_protect_set): Do not call gen_stack_tls_protect_set_<mode>.
9760 (stack_tls_protect_test_<mode>): Remove.
9761 (stack_protect_test): Do not call gen_stack_tls_protect_test_<mode>.
9763 2017-08-07 Olivier Hainque <hainque@adacore.com>
9766 * config/vxworksae.h (VXWORKS_HAVE_TLS): Define.
9768 2017-08-07 Douglas Rupp <rupp@adacore.com>
9770 * Makefile.in (install-mkheaders): Fix typo, where the multi_dir
9771 variable was referenced as multidir in command.
9773 2017-08-07 Jakub Jelinek <jakub@redhat.com>
9776 * gimplify.c (goa_stabilize_expr): Handle BIT_INSERT_EXPR and
9779 2017-08-07 Martin Liska <mliska@suse.cz>
9781 * config/m32c/m32c.c: Add include of stringpool.h and attribs.h.
9782 * config/rl78/rl78.c: Add include of attribs.h.
9783 * config/sh/sh.c: Likewise.
9784 * config/v850/v850.c: Likewise.
9786 2017-08-07 Tom de Vries <tom@codesourcery.com>
9789 * omp-expand.c (expand_oacc_for): Ensure diff_type is large enough.
9791 2017-08-07 Martin Liska <mliska@suse.cz>
9793 * config/mips/mips.c: Include attribs.h.
9795 2017-08-07 Thomas Koenig <tkoenig@gcc.gnu.org>
9798 * doc/invoke.texi: Document change in behvaior for -Ofast for
9801 2017-08-07 Wilco Dijkstra <wdijkstr@arm.com>
9803 * config/aarch64/aarch64.c (aarch64_pushwb_single_reg):
9805 (aarch64_pop_regs): Likewise.
9806 (aarch64_gen_load_pair): Likewise.
9807 (aarch64_save_callee_saves): Likewise.
9808 (aarch64_restore_callee_saves): Likewise.
9810 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
9812 * config/i386/i386.c: Revert the last change.
9814 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
9817 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
9819 (ix86_finalize_stack_frame_flags): This. Also clear
9820 frame_pointer_needed if -fno-omit-frame-pointer is used without
9822 (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
9823 with ix86_finalize_stack_frame_flags.
9824 (ix86_expand_epilogue): Likewise.
9825 (ix86_expand_split_stack_prologue): Likewise.
9827 2017-08-07 H.J. Lu <hongjiu.lu@intel.com>
9830 * config/i386/i386.c (get_builtin_code_for_version): Set priority
9831 to P_AES for Westmere.
9833 2017-08-07 Jonathan Yong <10walls@gmail.com>
9835 * config/i386/mingw.opt (fset-stack-executable): Removed.
9836 * config/i386/cygming.opt (fset-stack-executable): Moved
9838 * config/i386/cygwin.h: Define CHECK_EXECUTE_STACK_ENABLED.
9840 2017-08-07 Segher Boessenkool <segher@kernel.crashing.org>
9842 * print-rtl.c (print_exp): Print NOT as "~" instead of as "!".
9844 2017-08-07 Marek Polacek <polacek@redhat.com>
9847 * fold-const.c (fold_indirect_ref_1): Check type_domain.
9849 2017-08-07 Martin Liska <mliska@suse.cz>
9851 * attribs.h (canonicalize_attr_name): New function.
9852 (cmp_attribs): Move from c-format.c and adjusted.
9853 (is_attribute_p): Moved from tree.h.
9854 * tree-inline.c: Add new includes.
9855 * tree.c (cmp_attrib_identifiers): Use cmp_attribs.
9856 (private_is_attribute_p): Remove.
9857 (private_lookup_attribute): Likewise.
9858 (private_lookup_attribute_by_prefix): Simplify.
9859 (remove_attribute): Use is_attribute_p.
9860 * tree.h: Remove removed declarations.
9862 2017-08-07 Jakub Jelinek <jakub@redhat.com>
9865 * stmt.c (emit_case_dispatch_table): Add DEFAULT_EDGE argument,
9866 instead of computing it in the function. Formatting fix.
9867 (expand_case): Don't rely on default_edge being the first edge,
9868 clear it if removing it, pass default_edge to
9869 emit_case_dispatch_table.
9870 (expand_sjlj_dispatch_table): Pass NULL as DEFAULT_EDGE, formatting
9873 2017-08-06 Uros Bizjak <ubizjak@gmail.com>
9875 * config/alpha/alpha.c (alpha_reorg): If trap is the last active
9876 insn in the function, emit NOP after the insn.
9878 2017-08-06 Tom de Vries <tom@codesourcery.com>
9880 * omp-expand.c (expand_oacc_for): Add missing edge probability for tile
9883 2017-08-06 Tom de Vries <tom@codesourcery.com>
9885 * omp-expand.c (expand_oacc_for): Add missing edge probability for chunk
9888 2017-08-04 Yury Gribov <tetra2005@gmail.com>
9890 PR tree-optimization/57371
9891 * match.pd: New pattern.
9893 2017-08-04 Marek Polacek <polacek@redhat.com>
9896 * fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1],
9897 perform the computation in offset_int.
9899 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
9901 PR tree-optimization/81136
9902 * tree-vectorizer.h: Include tree-hash-traits.h.
9903 (vec_base_alignments): New typedef.
9904 (vec_info): Add a base_alignments field.
9905 (vect_record_base_alignments): Declare.
9906 * tree-data-ref.h (data_reference): Add an is_conditional_in_stmt
9908 (DR_IS_CONDITIONAL_IN_STMT): New macro.
9909 (create_data_ref): Add an is_conditional_in_stmt argument.
9910 * tree-data-ref.c (create_data_ref): Likewise. Use it to initialize
9911 the is_conditional_in_stmt field.
9912 (data_ref_loc): Add an is_conditional_in_stmt field.
9913 (get_references_in_stmt): Set the is_conditional_in_stmt field.
9914 (find_data_references_in_stmt): Update call to create_data_ref.
9915 (graphite_find_data_references_in_stmt): Likewise.
9916 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9917 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
9918 (vect_record_base_alignment): New function.
9919 (vect_record_base_alignments): Likewise.
9920 (vect_compute_data_ref_alignment): Adjust base_addr and aligned_to
9921 for nested statements even if we fail to compute a misalignment.
9922 Use pooled base alignments for unconditional references.
9923 (vect_find_same_alignment_drs): Compare base addresses instead
9925 (vect_analyze_data_refs_alignment): Call vect_record_base_alignments.
9926 * tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.
9928 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
9930 * tree-vectorizer.h (vec_info): Add a constructor and destructor.
9931 Add an explicit name for the enum. Use auto_vec for slp_instances
9933 (_loop_vec_info): Add a constructor and destructor. Use auto_vec
9935 (_bb_vec_info): Add a constructor and destructor.
9936 (vinfo_for_stmt): Return NULL for uids of -1 as well.
9937 (destroy_loop_vec_info): Delete.
9938 (vect_destroy_datarefs): Likewise.
9939 * tree-vectorizer.c (vect_destroy_datarefs): Delete.
9940 (vec_info::vec_info): New function.
9941 (vec_info::~vec_info): Likewise.
9942 (vectorize_loops): Use delete instead of destroy_loop_vec_info.
9943 * tree-parloops.c (gather_scalar_reductions): Use delete instead of
9944 destroy_loop_vec_info.
9945 * tree-vect-loop.c (new_loop_vec_info): Replace with...
9946 (_loop_vec_info::_loop_vec_info): ...this.
9947 (destroy_loop_vec_info): Replace with...
9948 (_loop_vec_info::~_loop_vec_info): ...this. Unconditionally delete
9949 the stmt_vec_infos. Leave handling of vec_info information to its
9950 destructor. Remove explicit vector releases.
9951 (vect_analyze_loop_form): Use new instead of new_loop_vec_info.
9952 (vect_analyze_loop): Use delete instead of destroy_loop_vec_info.
9953 * tree-vect-slp.c (new_bb_vec_info): Replace with...
9954 (_bb_vec_info::_bb_vec_info): ...this. Don't reserve space in
9955 BB_VINFO_GROUPED_STORES or BB_VINFO_SLP_INSTANCES.
9956 (destroy_bb_vec_info): Replace with...
9957 (_bb_vec_info::~_bb_vec_info): ...this. Leave handling of vec_info
9958 information to its destructor.
9959 (vect_slp_analyze_bb_1): Use new and delete instead of
9960 new_bb_vec_info and destroy_bb_vec_info.
9961 (vect_slp_bb): Replace 2 calls to destroy_bb_vec_info with a
9964 2017-08-04 Richard Sandiford <richard.sandiford@linaro.org>
9966 * tree-data-ref.h (subscript): Add access_fn field.
9967 (data_dependence_relation): Add could_be_independent_p.
9968 (SUB_ACCESS_FN, DDR_COULD_BE_INDEPENDENT_P): New macros.
9969 (same_access_functions): Move to tree-data-ref.c.
9970 * tree-data-ref.c (ref_contains_union_access_p): New function.
9971 (access_fn_component_p): Likewise.
9972 (access_fn_components_comparable_p): Likewise.
9973 (dr_analyze_indices): Add a reference to access_fn_component_p.
9974 (dump_data_dependence_relation): Use SUB_ACCESS_FN instead of
9976 (constant_access_functions): Likewise.
9977 (add_other_self_distances): Likewise.
9978 (same_access_functions): Likewise. (Moved from tree-data-ref.h.)
9979 (initialize_data_dependence_relation): Use XCNEW and remove
9980 explicit zeroing of DDR_REVERSED_P. Look for a subsequence
9981 of access functions that have the same type. Allow the
9982 subsequence to end with different bases in some circumstances.
9983 Record the chosen access functions in SUB_ACCESS_FN.
9984 (build_classic_dist_vector_1): Replace ddr_a and ddr_b with
9985 a_index and b_index. Use SUB_ACCESS_FN instead of DR_ACCESS_FN.
9986 (subscript_dependence_tester_1): Likewise dra and drb.
9987 (build_classic_dist_vector): Update calls accordingly.
9988 (subscript_dependence_tester): Likewise.
9989 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Check
9990 DDR_COULD_BE_INDEPENDENT_P.
9991 * tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Test
9992 comp_alias_ddrs instead of may_alias_ddrs.
9993 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
9995 (vect_analyze_data_ref_dependence): Use it if
9996 DDR_COULD_BE_INDEPENDENT_P, but fall back to using the recorded
9997 distance vectors if that fails.
9998 (dependence_distance_ge_vf): New function.
9999 (vect_prune_runtime_alias_test_list): Use it. Don't clear
10000 LOOP_VINFO_MAY_ALIAS_DDRS.
10002 2017-08-04 Richard Biener <rguenther@suse.de>
10004 PR middle-end/81705
10005 * fold-const.c (fold_binary_loc): Properly restrict
10006 minus_var0 && minus_var1 case when associating undefined overflow
10009 2017-08-04 Tom de Vries <tom@codesourcery.com>
10011 * omp-simd-clone.c (simd_clone_adjust): Add missing edge probability.
10013 2017-08-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10015 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10016 Don't start diagnostic messages with a capital letter.
10017 * config/rs6000/rs6000.c (rs6000_option_override_internal):
10019 (rs6000_invalid_builtin): Likewise.
10020 (rs6000_trampoline_init): Likewise.
10022 2017-08-03 Jakub Jelinek <jakub@redhat.com>
10025 * bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish
10026 after setting changeable df flags.
10028 2017-08-03 Richard Biener <rguenther@suse.de>
10030 * tree-ssa-reassoc.c (should_break_up_subtract): Also break
10031 up if the use is in USE - X.
10033 2017-08-03 Alexander Monakov <amonakov@ispras.ru>
10035 * toplev.c (dumpfile.h): New include.
10036 (internal_error_reentered): New static function. Use it...
10037 (internal_error_function): ...here to handle reentered internal_error.
10039 2017-08-03 Richard Biener <rguenther@suse.de>
10041 PR middle-end/81148
10042 * fold-const.c (split_tree): Add minus_var and minus_con
10043 arguments, remove unused loc arg. Never generate NEGATE_EXPRs
10044 here but always use minus_*.
10045 (associate_trees): Assert we never associate with MINUS_EXPR
10046 and NULL first operand. Do not recurse for PLUS_EXPR operands
10047 when associating as MINUS_EXPR either.
10048 (fold_binary_loc): Track minus_var and minus_con.
10050 2017-08-03 Tom de Vries <tom@codesourcery.com>
10053 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers): If
10054 ACCEL_COMPILER, apply finish_options on
10055 DECL_FUNCTION_SPECIFIC_OPTIMIZATION.
10057 2017-08-03 Tom de Vries <tom@codesourcery.com>
10060 * config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
10061 function_entry_patch_area_size > 0.
10063 2017-08-03 Jakub Jelinek <jakub@redhat.com>
10066 * calls.c (alloc_max_size): Use HOST_WIDE_INT_UC (10??)
10067 instead of 10??LU, perform unit multiplication in wide_int,
10068 don't change alloc_object_size_limit if the limit is larger
10071 PR tree-optimization/81655
10072 PR tree-optimization/81588
10073 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle also
10074 the case when ranges[i].low and high are 1 for unsigned type with
10077 PR middle-end/81052
10078 * omp-low.c (diagnose_sb_0): Handle flag_openmp_simd like flag_openmp.
10079 (pass_diagnose_omp_blocks::gate): Enable also for flag_openmp_simd.
10081 2017-08-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10083 * tree-vrp.h: Add include guard.
10085 2017-08-02 Uros Bizjak <ubizjak@gmail.com>
10088 * config/i386/i386.md (unspecv): Add UNSPECV_UD2.
10089 (ud2): New insn pattern.
10090 * config/i386/i386.c (ix86_expand_epilogue):
10091 For naked functions, generate ud2 instead of trap insn.
10093 2017-08-02 Marek Polacek <polacek@redhat.com>
10096 * alloc-pool.h (base_pool_allocator): Initialize m_elt_size.
10098 2017-08-02 Tom de Vries <tom@codesourcery.com>
10099 Cesar Philippidis <cesar@codesourcery.com>
10101 * config/nvptx/nvptx.c (nvptx_lockless_update, nvptx_lockfull_update):
10102 Add missing edge probabilities.
10104 2017-08-02 Tamar Christina <tamar.christina@arm.com>
10106 * config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
10107 Correct endianness.
10109 2017-08-02 Jakub Jelinek <jakub@redhat.com>
10111 PR middle-end/79499
10112 * function.c (thread_prologue_and_epilogue_insns): Determine blocks
10113 for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
10114 of first NONDEBUG_INSN_P in each of the split_prologue_seq and
10115 prologue_seq sequences - if any.
10117 2017-08-02 Richard Biener <rguenther@suse.de>
10119 * tree-vect-stmts.c (vectorizable_store): Perform vector extracts
10120 via vectors if supported, integer extracts via punning if supported
10121 or otherwise vector extracts.
10123 2017-08-02 Richard Biener <rguenther@suse.de>
10125 * tree-ssa-pre.c (bitmap_insert_into_set_1): Remove and inline
10127 (bitmap_insert_into_set): ... this.
10129 2017-08-02 Richard Biener <rguenther@suse.de>
10131 PR tree-optimization/81633
10133 2015-08-17 Alan Hayward <alan.hayward@arm.com>
10135 PR tree-optimization/71752
10136 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
10138 2017-08-01 Daniel Santos <daniel.santos@pobox.com>
10140 * config/i386/i386.h (ix86_frame::outlined_save_offset): Remove field.
10141 (machine_function::call_ms2sysv_pad_out): Remove field.
10142 * config/i386/i386.c (xlogue_layout::get_stack_space_used): Modify.
10143 (ix86_compute_frame_layout): Likewise.
10145 2017-08-01 H.J. Lu <hongjiu.lu@intel.com>
10148 * config/i386/i386.c (ix86_set_func_type): Disallow naked
10149 attribute with interrupt attribute.
10151 2017-08-01 Andrew Pinski <apinski@cavium.com>
10153 * tree-ssa-scopedtables.c (hashable_expr_equal_p): Check
10154 BIT_INSERT_EXPR's operand 1
10155 to see if the types precision matches.
10157 2017-08-01 Martin Liska <mliska@suse.cz>
10159 PR middle-end/70140
10160 * builtins.c (expand_builtin_memcpy_args): Remove.
10161 (expand_builtin_memcpy): Call newly added function
10162 expand_builtin_memory_copy_args.
10163 (expand_builtin_memcpy_with_bounds): Likewise.
10164 (expand_builtin_mempcpy): Remove last argument.
10165 (expand_builtin_mempcpy_with_bounds): Likewise.
10166 (expand_builtin_memory_copy_args): New function created from
10167 expand_builtin_mempcpy_args with small modifications.
10168 (expand_builtin_mempcpy_args): Remove.
10169 (expand_builtin_stpcpy): Remove unused argument.
10170 (expand_builtin): Likewise.
10171 (expand_builtin_with_bounds): Likewise.
10173 2017-08-01 Martin Liska <mliska@suse.cz>
10176 Make mempcpy more optimal (PR middle-end/70140).
10178 2017-08-01 Jakub Jelinek <jakub@redhat.com>
10181 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
10182 __builtin_vec_cmpne verify both arguments are compatible vectors
10183 before looking at TYPE_MODE on the element type. For __builtin_vec_ld
10184 verify arg1_type is a pointer or array type. For __builtin_vec_st,
10185 move computation of aligned to after checking the argument types.
10189 * config/rs6000/vsx.md (vextract_fp_from_shorth,
10190 vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
10193 2017-08-01 Jerome Lambourg <lambourg@adacore.com>
10194 Doug Rupp <rupp@adacore.com>
10195 Olivier Hainque <hainque@adacore.com>
10197 * config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as
10198 well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to
10200 * config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper
10201 for TARGET_OS_CPP_BUILTIN.
10202 (TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(),
10203 refine CPU definitions for arm_arch5 and add those for arm_arch6 and
10205 (MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC,
10206 passing required abi options to the assembler for EABI configurations.
10207 (EXTRA_CC1_SPEC): New macro, to help prevent the implicit production
10208 of .text.hot and .text.unlikely sections for kernel modules when
10209 using ARM style exceptions.
10210 (CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain
10211 options. Add EXTRA_CC1_SPEC.
10212 (VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab
10214 (DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7
10216 (ARM_TARGET2_DWARF_FORMAT): Define.
10217 * config/arm/t-vxworks: Adjust multilib control to removal of the
10218 Diab command line options.
10220 2017-08-01 Martin Liska <mliska@suse.cz>
10222 PR gcov-profile/81561
10223 * gcov.c (unblock): Make unblocking safe as we need to preserve
10224 index correspondence of blocks and block_lists.
10226 2017-08-01 Richard Biener <rguenther@suse.de>
10228 PR tree-optimization/81181
10229 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
10230 (compute_antic): ... end of iteration here.
10232 2017-08-01 James Greenhalgh <james.greenhalgh@arm.com>
10234 * common.opt (ftree-vectorize): No longer set flag_tree_vectorize.
10235 (ftree-loop-vectorize): Set as EnabledBy ftree-vectorize.
10236 (ftree-slp-vectorize): Likewise.
10237 * omp-expand (expand_omp_simd): Remove flag_tree_vectorize, as it
10238 can no longer be set independent of flag_tree_loop_vectorize.
10239 * omp-general.c (emp_max_vf): Likewise.
10240 * opts.c (enable_fdo_optimizations): Remove references to
10241 flag_tree_vectorize, these are now implicit.
10242 (common_handle_option): Remove handling for OPT_ftree_vectorize,
10243 and leave it for the options machinery.
10245 2017-08-01 Martin Liska <mliska@suse.cz>
10247 PR middle-end/70140
10248 * builtins.c (expand_builtin_memcpy_args): Remove.
10249 (expand_builtin_memcpy): Call newly added function
10250 expand_builtin_memory_copy_args.
10251 (expand_builtin_memcpy_with_bounds): Likewise.
10252 (expand_builtin_mempcpy): Remove last argument.
10253 (expand_builtin_mempcpy_with_bounds): Likewise.
10254 (expand_builtin_memory_copy_args): New function created from
10255 expand_builtin_mempcpy_args with small modifications.
10256 (expand_builtin_mempcpy_args): Remove.
10257 (expand_builtin_stpcpy): Remove unused argument.
10258 (expand_builtin): Likewise.
10259 (expand_builtin_with_bounds): Likewise.
10261 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
10264 * config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel
10265 print "ds:" only for immediates in generic address space.
10267 2017-08-01 Uros Bizjak <ubizjak@gmail.com>
10270 * config/i386/i386.c (ix86_funciton_naked): New prototype.
10271 (ix86_function_ok_for_sibcall): Return false for naked functions.
10273 2017-08-01 Richard Biener <rguenther@suse.de>
10275 * tree-ssa-pre.c (print_pre_expr): Handle NULL expr.
10276 (compute_antic): Seed worklist with exit block predecessors.
10277 * cfganal.c (dfs_find_deadend): For a cycle return the source
10278 of the edge closing it.
10280 2017-08-01 Tamar Christina <tamar.christina@arm.com>
10282 * config/aarch64/aarch64.c
10283 (aarch64_can_const_movi_rtx_p): Move 0 check.
10285 2017-08-01 Bin Cheng <bin.cheng@arm.com>
10287 * tree.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Delete.
10288 * fold-const.c (fold_comparison, fold_binary_loc): Delete use of
10290 * match.pd: Ditto in address comparison pattern.
10292 2017-08-01 Bin Cheng <bin.cheng@arm.com>
10294 PR tree-optimization/81627
10295 * tree-predcom.c (prepare_finalizers): Always rewrite into loop
10296 closed ssa form for store-store chain.
10298 2017-08-01 Bin Cheng <bin.cheng@arm.com>
10300 PR tree-optimization/81620
10301 * tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after
10302 for store-store chain.
10304 2017-08-01 Jakub Jelinek <jakub@redhat.com>
10306 PR tree-optimization/81588
10307 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): If
10308 ranges[i].in_p, invert comparison code ccode. For >/>=,
10309 swap rhs1 and rhs2 and comparison code unconditionally,
10310 for </<= don't do that. Don't swap rhs1/rhs2 again if
10311 ranges[i].in_p, instead invert comparison code ccode if
10312 opcode or oe->rank is BIT_IOR_EXPR.
10315 * optabs.def (vec_extract_optab, vec_init_optab): Change from
10316 a direct optab to conversion optab.
10317 * optabs.c (expand_vector_broadcast): Use convert_optab_handler
10318 with GET_MODE_INNER as last argument instead of optab_handler.
10319 * expmed.c (extract_bit_field_1): Likewise. Use vector from
10320 vector extraction if possible and optab is available.
10321 * expr.c (store_constructor): Use convert_optab_handler instead
10322 of optab_handler. Use vector initialization from smaller
10323 vectors if possible and optab is available.
10324 * tree-vect-stmts.c (vectorizable_load): Likewise.
10325 * doc/md.texi (vec_extract, vec_init): Document that the optabs
10326 now have two modes.
10327 * config/i386/i386.c (ix86_expand_vector_init): Handle expansion
10328 of vec_init from half-sized vectors with the same element mode.
10329 * config/i386/sse.md (ssehalfvecmode): Add V4TI case.
10330 (ssehalfvecmodelower, ssescalarmodelower): New mode attributes.
10331 (reduc_plus_scal_v8df, reduc_plus_scal_v4df, reduc_plus_scal_v2df,
10332 reduc_plus_scal_v16sf, reduc_plus_scal_v8sf, reduc_plus_scal_v4sf,
10333 reduc_<code>_scal_<mode>, reduc_umin_scal_v8hi): Add element mode
10334 after mode in gen_vec_extract* calls.
10335 (vec_extract<mode>): Renamed to ...
10336 (vec_extract<mode><ssescalarmodelower>): ... this.
10337 (vec_extract<mode><ssehalfvecmodelower>): New expander.
10338 (rotl<mode>3, rotr<mode>3, <shift_insn><mode>3, ashrv2di3): Add
10339 element mode after mode in gen_vec_init* calls.
10340 (VEC_INIT_HALF_MODE): New mode iterator.
10341 (vec_init<mode>): Renamed to ...
10342 (vec_init<mode><ssescalarmodelower>): ... this.
10343 (vec_init<mode><ssehalfvecmodelower>): New expander.
10344 * config/i386/mmx.md (vec_extractv2sf): Renamed to ...
10345 (vec_extractv2sfsf): ... this.
10346 (vec_initv2sf): Renamed to ...
10347 (vec_initv2sfsf): ... this.
10348 (vec_extractv2si): Renamed to ...
10349 (vec_extractv2sisi): ... this.
10350 (vec_initv2si): Renamed to ...
10351 (vec_initv2sisi): ... this.
10352 (vec_extractv4hi): Renamed to ...
10353 (vec_extractv4hihi): ... this.
10354 (vec_initv4hi): Renamed to ...
10355 (vec_initv4hihi): ... this.
10356 (vec_extractv8qi): Renamed to ...
10357 (vec_extractv8qiqi): ... this.
10358 (vec_initv8qi): Renamed to ...
10359 (vec_initv8qiqi): ... this.
10360 * config/rs6000/vector.md (VEC_base_l): New mode attribute.
10361 (vec_init<mode>): Renamed to ...
10362 (vec_init<mode><VEC_base_l>): ... this.
10363 (vec_extract<mode>): Renamed to ...
10364 (vec_extract<mode><VEC_base_l>): ... this.
10365 * config/rs6000/paired.md (vec_initv2sf): Renamed to ...
10366 (vec_initv2sfsf): ... this.
10367 * config/rs6000/altivec.md (splitter, altivec_copysign_v4sf3,
10368 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
10369 vec_unpacku_lo_v8hi, mulv16qi3, altivec_vreve<mode>2): Add
10370 element mode after mode in gen_vec_init* calls.
10371 * config/aarch64/aarch64-simd.md (vec_init<mode>): Renamed to ...
10372 (vec_init<mode><Vel>): ... this.
10373 (vec_extract<mode>): Renamed to ...
10374 (vec_extract<mode><Vel>): ... this.
10375 * config/aarch64/iterators.md (Vel): New mode attribute.
10376 * config/s390/s390.c (s390_expand_vec_strlen, s390_expand_vec_movstr):
10377 Add element mode after mode in gen_vec_extract* calls.
10378 * config/s390/vector.md (non_vec_l): New mode attribute.
10379 (vec_extract<mode>): Renamed to ...
10380 (vec_extract<mode><non_vec_l>): ... this.
10381 (vec_init<mode>): Renamed to ...
10382 (vec_init<mode><non_vec_l>): ... this.
10383 * config/s390/s390-builtins.def (s390_vlgvb, s390_vlgvh, s390_vlgvf,
10384 s390_vlgvf_flt, s390_vlgvg, s390_vlgvg_dbl): Add element mode after
10386 * config/arm/iterators.md (V_elem_l): New mode attribute.
10387 * config/arm/neon.md (vec_extract<mode>): Renamed to ...
10388 (vec_extract<mode><V_elem_l>): ... this.
10389 (vec_extractv2di): Renamed to ...
10390 (vec_extractv2didi): ... this.
10391 (vec_init<mode>): Renamed to ...
10392 (vec_init<mode><V_elem_l>): ... this.
10393 (reduc_plus_scal_<mode>, reduc_plus_scal_v2di, reduc_smin_scal_<mode>,
10394 reduc_smax_scal_<mode>, reduc_umin_scal_<mode>,
10395 reduc_umax_scal_<mode>, neon_vget_lane<mode>, neon_vget_laneu<mode>):
10396 Add element mode after gen_vec_extract* calls.
10397 * config/mips/mips-msa.md (vec_init<mode>): Renamed to ...
10398 (vec_init<mode><unitmode>): ... this.
10399 (vec_extract<mode>): Renamed to ...
10400 (vec_extract<mode><unitmode>): ... this.
10401 * config/mips/loongson.md (vec_init<mode>): Renamed to ...
10402 (vec_init<mode><unitmode>): ... this.
10403 * config/mips/mips-ps-3d.md (vec_initv2sf): Renamed to ...
10404 (vec_initv2sfsf): ... this.
10405 (vec_extractv2sf): Renamed to ...
10406 (vec_extractv2sfsf): ... this.
10407 (reduc_plus_scal_v2sf, reduc_smin_scal_v2sf, reduc_smax_scal_v2sf):
10408 Add element mode after gen_vec_extract* calls.
10409 * config/mips/mips.md (unitmode): New mode iterator.
10410 * config/spu/spu.c (spu_expand_prologue, spu_allocate_stack,
10411 spu_builtin_extract): Add element mode after gen_vec_extract* calls.
10412 * config/spu/spu.md (inner_l): New mode attribute.
10413 (vec_init<mode>): Renamed to ...
10414 (vec_init<mode><inner_l>): ... this.
10415 (vec_extract<mode>): Renamed to ...
10416 (vec_extract<mode><inner_l>): ... this.
10417 * config/sparc/sparc.md (veltmode): New mode iterator.
10418 (vec_init<VMALL:mode>): Renamed to ...
10419 (vec_init<VMALL:mode><VMALL:veltmode>): ... this.
10420 * config/ia64/vect.md (vec_initv2si): Renamed to ...
10421 (vec_initv2sisi): ... this.
10422 (vec_initv2sf): Renamed to ...
10423 (vec_initv2sfsf): ... this.
10424 (vec_extractv2sf): Renamed to ...
10425 (vec_extractv2sfsf): ... this.
10426 * config/powerpcspe/vector.md (VEC_base_l): New mode attribute.
10427 (vec_init<mode>): Renamed to ...
10428 (vec_init<mode><VEC_base_l>): ... this.
10429 (vec_extract<mode>): Renamed to ...
10430 (vec_extract<mode><VEC_base_l>): ... this.
10431 * config/powerpcspe/paired.md (vec_initv2sf): Renamed to ...
10432 (vec_initv2sfsf): ... this.
10433 * config/powerpcspe/altivec.md (splitter, altivec_copysign_v4sf3,
10434 vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
10435 vec_unpacku_lo_v8hi, mulv16qi3): Add element mode after mode in
10436 gen_vec_init* calls.
10438 2017-08-01 Richard Biener <rguenther@suse.de>
10440 PR tree-optimization/81297
10441 * tree-vrp.c (get_single_symbol): Remove assert, instead drop
10442 TREE_OVERFLOW from INTEGER_CSTs.
10444 2017-07-31 Segher Boessenkool <segher@kernel.crashing.org>
10446 * config/rs6000/rs6000.c (enum rs6000_reg_type): Delete trailing comma.
10448 2017-07-31 Carl Love <cel@us.ibm.com>
10450 * config/rs6000/rs6000-c: Add support for built-in functions
10451 vector signed char vec_xl_be (signed long long, signed char *);
10452 vector unsigned char vec_xl_be (signed long long, unsigned char *);
10453 vector signed int vec_xl_be (signed long long, signed int *);
10454 vector unsigned int vec_xl_be (signed long long, unsigned int *);
10455 vector signed long long vec_xl_be (signed long long, signed long long *);
10456 vector unsigned long long vec_xl_be (signed long long, unsigned long long *);
10457 vector signed short vec_xl_be (signed long long, signed short *);
10458 vector unsigned short vec_xl_be (signed long long, unsigned short *);
10459 vector double vec_xl_be (signed long long, double *);
10460 vector float vec_xl_be (signed long long, float *);
10461 * config/rs6000/altivec.h (vec_xl_be): Add #define.
10462 * config/rs6000/rs6000-builtin.def (XL_BE_V16QI, XL_BE_V8HI, XL_BE_V4SI)
10463 XL_BE_V2DI, XL_BE_V4SF, XL_BE_V2DF, XL_BE): Add definitions
10465 * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Add function.
10466 (altivec_expand_builtin): Add switch statement to call
10467 altivec_expand_xl_be for each builtin.
10468 (altivec_init_builtins): Add def_builtin for _builtin_vsx_le_be_v8hi,
10469 __builtin_vsx_le_be_v4si, __builtin_vsx_le_be_v2di,
10470 __builtin_vsx_le_be_v4sf, __builtin_vsx_le_be_v2df,
10471 __builtin_vsx_le_be_v16qi.
10472 * doc/extend.texi: Update the built-in documentation file for the
10473 new built-in functions.
10475 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
10478 * config/i386/i386.c (ix86_allocate_stack_slots_for_args):
10480 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
10482 2017-07-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10484 * config.gcc: Add z14.
10485 * config/s390/driver-native.c (s390_host_detect_local_cpu): Add
10486 CPU model numbers for z13s and z14.
10487 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace
10489 * config/s390/s390-opts.h (enum processor_type): Rename
10490 PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
10491 * config/s390/s390.c (processor_table): Add field for CPU name to
10492 be passed to Binutils.
10493 (s390_asm_output_machine_for_arch): Use the new field in
10494 processor_table for Binutils.
10495 (s390_expand_builtin): Replace arch12 with z14.
10496 (s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
10497 (s390_get_sched_attrmask): Likewise.
10498 (s390_get_unit_mask): Likewise.
10499 * config/s390/s390.opt: Add z14 to processor_type enum.
10501 2017-07-31 Martin Jambor <mjambor@suse.cz>
10504 * ipa-fnsummary.c (ipa_fn_summary_generate): Set versionable
10505 regardless of optimization level.
10507 2017-07-31 Jan Hubicka <hubicka@ucw.cz>
10508 Martin Liska <mliska@suse.cz>
10510 * predict.def: Remove old comment and adjust probability.
10511 * gimplify.c (should_warn_for_implicit_fallthrough): Ignore
10512 PREDICT statements.
10514 2017-07-31 Uros Bizjak <ubizjak@gmail.com>
10517 * config/i386/i386.c (ix86_function_naked): New function.
10518 (ix86_can_use_return_insn_p): Return false for naked functions.
10519 (ix86_expand_prologue): Skip prologue for naked functions.
10520 (ix86_expand_epilogue): Skip epilogue for naked functions
10521 and emit trap instruction.
10522 (ix86_warn_func_return): New function.
10523 (ix86_attribute_table): Add "naked" attribute specification.
10524 (TARGET_WARN_FUNC_RETURN): Define.
10525 * doc/extend.texi (x86 Function Attributes) <naked>: Document it.
10527 2017-07-31 Martin Liska <mliska@suse.cz>
10529 * gimple-pretty-print.c (dump_gimple_label): Never dump BB info.
10530 (dump_gimple_bb_header): Always dump BB info.
10531 (pp_cfg_jump): Do not append info about BB when dumping a jump.
10533 2017-07-31 Martin Liska <mliska@suse.cz>
10536 * convert.c (convert_to_integer_1): Guard condition with flag_sanitize_p
10537 also with current_function_decl non-null equality.
10539 2017-07-31 Jakub Jelinek <jakub@redhat.com>
10542 * ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't
10543 change type to the element type, instead add eltype variable and
10544 use it where we are interested in the element type.
10546 PR tree-optimization/81603
10547 * ipa-polymorphic-call.c
10548 (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Perform
10549 offset arithmetic in offset_int, bail out if the resulting bit offset
10550 doesn't fit into shwi.
10552 2017-07-31 Martin Liska <mliska@suse.cz>
10554 * gimplify.c (mostly_copy_tree_r): Remove Java specific hunk.
10555 (gimplify_save_expr): Fix comment.
10557 2017-07-30 H.J. Lu <hongjiu.lu@intel.com>
10560 * config/i386/i386.c (ix86_function_arg): Update arguments for
10562 (ix86_compute_frame_layout): Set the initial stack offset to
10563 INCOMING_FRAME_SP_OFFSET. Update red-zone offset with
10564 INCOMING_FRAME_SP_OFFSET.
10565 (ix86_expand_epilogue): Don't pop the 'ERROR_CODE' off the
10566 stack before exception handler returns.
10567 * config/i386/i386.h (INCOMING_FRAME_SP_OFFSET): Add the
10568 the 'ERROR_CODE' for exception handler.
10570 2017-07-30 Uros Bizjak <ubizjak@gmail.com>
10572 * config/i386/i386.h (ASM_PRINTF_EXTENSIONS): New macro.
10573 (ASM_OUTPUT_REG_PUSH): Rewrite with new operand modifiers.
10574 (ASM_OUTPUT_REG_POP): Ditto.
10575 * config/i386/i386.c (ix86_asm_output_function_label): Use fputs
10576 instead of asm_fprintf to output pure string.
10578 2017-07-29 Jakub Jelinek <jakub@redhat.com>
10580 * debug.h (struct gcc_debug_hooks): Add IMPLICIT argument
10581 to imported_module_or_decl hook.
10582 (debug_nothing_tree_tree_tree_bool): Remove.
10583 (debug_nothing_tree_tree_tree_bool_bool): New declaration.
10584 * debug.c (do_nothing_debug_hooks): Use
10585 debug_nothing_tree_tree_tree_bool_bool instead of
10586 debug_nothing_tree_tree_tree_bool.
10587 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
10588 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
10589 * sdbout.c (sdb_debug_hooks): Likewise.
10590 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
10591 (gen_namespace_die): Add DW_AT_export_symbols attribute if
10593 (dwarf2out_imported_module_or_decl): Add IMPLICIT argument,
10594 if true, -gdwarf-5 and decl will have DW_AT_export_symbols
10595 attribute, don't add anything.
10597 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10599 * fold-const.c (fold_build1_stat_loc): Remove _stat from name.
10600 (fold_build2_stat_loc): Likewise.
10601 (fold_build3_stat_loc): Likewise.
10602 * fold-const.h (fold_build1, fold_build2, fold_build3): Adjust.
10603 (fold_build1_loc): Remove macro.
10604 (fold_build2_loc): Likewise.
10605 (fold_build3_loc): Likewise.
10607 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10609 * gimple.c (gimple_build_debug_bind_stat): Remove _stat from name.
10610 (gimple_build_debug_bind_source_stat): Likewise.
10611 * gimple.h (gimple_build_debug_bind): Remove macro.
10612 (gimple_build_debug_bind_source): Likewise.
10614 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10616 * bitmap.c (bitmap_alloc): Adjust.
10617 (bitmap_gc_alloc): Likewise.
10618 * bitmap.h (bitmap_initialize_stat): Remove _stat from name.
10620 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10622 * bitmap.c (bitmap_obstack_alloc_stat): Rename to bitmap_alloc.
10623 (bitmap_gc_alloc_stat): Rename to bitmap_gc_alloc.
10624 * bitmap.h (bitmap_obstack_alloc_stat): Adjust prototype.
10625 (bitmap_gc_alloc_stat): Likewise.
10626 (BITMAP_ALLOC, BITMAP_GGC_ALLOC): Adjust.
10628 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10630 * rtl.c (shallow_copy_rtx_stat): Remove _stat from name.
10631 * rtl.h (shallow_copy_rtx): Remove macro.
10633 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10635 * emit-rtl.c (gen_raw_REG): Adjust.
10636 * gengenrtl.c (gendef): Likewise.
10637 * rtl.c (rtx_alloc_stat): Remove _stat from name.
10638 * rtl.h (rtx_alloc): Remove macro.
10640 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10642 * tree.c (build_tree_list_vec_stat): Remove _stat from name.
10643 (build_tree_list_stat): Likewise.
10644 * tree.h (build_tree_list): Remove macro.
10645 (build_tree_list_vec): Likewise.
10647 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10649 * tree.c (make_vector_stat): Remove _stat from name.
10650 (build_vector_stat): Likewise.
10651 * tree.h (make_vector_stat): Remove macro.
10652 (build_vector_stat): Likewise.
10654 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10656 * tree.h (build_var_debug_value): Remove prototype.
10658 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10660 * tree.c (tree_cons_stat): Remove _stat from name.
10661 * tree.h (tree_cons): Remove macro.
10663 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10665 * tree.c (build_vl_exp_stat): Remove _stat from name.
10666 * tree.h (build_vl_exp): Remove macro.
10668 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10670 * tree.c (build_decl_stat): Remove _stat from name.
10671 * tree.h (build_decl): Remove macro.
10673 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10675 * gimple.c (gimple_build_with_ops_stat): Adjust.
10676 (gimple_alloc_stat): Remove _stat from name.
10677 * gimple.h (gimple_alloc): Remove macro.
10679 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10681 * tree.c (make_tree_vec_stat): Remove _stat from name.
10682 (grow_tree_vec_stat): Likewise.
10683 * tree.h (make_tree_vec_stat): Adjust prototype.
10684 (grow_tree_vec_stat): Likewise.
10685 (make_tree_vec): Remove macro.
10686 (grow_tree_vec): Likewise.
10688 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10690 * fold-const.c (fold_build1_stat_loc): Adjust.
10691 (fold_build2_stat_loc): Likewise.
10692 (fold_build3_stat_loc): Likewise.
10693 * tree.c (build0_stat): Remove _stat from name.
10694 (build1_stat): Likewise.
10695 (build2_stat): Likewise.
10696 (build3_stat): Likewise.
10697 (build4_stat): Likewise.
10698 (build5_stat): Likewise.
10699 * tree.h (build1_loc): Remove macro, and rename _stat function
10701 (build2_loc): Likewise.
10702 (build3_loc): Likewise.
10703 (build4_loc): Likewise.
10704 (build5_loc): Likewise.
10706 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10708 * tree.c (make_int_cst_stat): Remove _stat from name.
10709 * tree.h (make_int_cst_stat): Adjust prototype.
10710 (make_int_cst): Remove macro.
10712 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10714 * tree.c (make_tre_binfo_stat): Remove _stat from name.
10715 * tree.h (make_tree_binfo_stat): Adjust prototype.
10716 (make_tree_binfo): Remove.
10718 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10720 * tree.c (copy_node_stat): Rename to copy_node.
10721 (build_distinct_type_copy): Adjust.
10722 * tree.h (copy_node_stat): Adjust prototype.
10723 (copy_node): Remove macro.
10725 2017-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10727 * tree.c (make_node_stat): rename to make_node.
10728 (build_tree_list_stat): Adjust.
10729 (build0_stat): Likewise.
10730 (build2_stat): Likewise.
10731 (build3_stat): Likewise.
10732 (build4_stat): Likewise.
10733 (build5_stat): Likewise.
10734 (build_decl_stat): Likewise.
10735 * tree.h (make_node_stat): Adjust prototype.
10736 (make_node): remove macro.
10738 2017-07-28 Peter Bergner <bergner@vnet.ibm.com>
10740 * config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define.
10741 (PPC_FEATURE2_SCV): Likewise.
10742 * config/rs6000/rs6000.c (cpu_supports_info): Use them.
10744 2017-07-28 Tamar Christina <tamar.christina@arm.com>
10746 * config/aarch64/aarch64.c
10747 (aarch64_internal_mov_immediate): Add new special pattern.
10748 * config/aarch64/aarch64.md (*movdi_aarch64):
10749 Add reg/32bit const mov case.
10751 2017-07-28 Tamar Christina <tamar.christina@arm.com>
10752 Richard Sandiford <richard.sandiford@linaro.org>
10754 * config/aarch64/aarch64.md (mov<mode>): Generalize.
10755 (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
10756 Add integer and movi cases.
10757 (movi-split-hf-df-sf split, fp16): New.
10758 (enabled): Added TARGET_FP_F16INST.
10759 * config/aarch64/iterators.md (GPF_HF): New.
10760 * config/aarch64/predicates.md (aarch64_reg_or_fp_float): New.
10762 2017-07-28 Tamar Christina <tamar.christina@arm.com>
10764 * config/aarch64/aarch64.c
10765 (aarch64_simd_container_mode): Add prototype.
10766 (aarch64_expand_mov_immediate): Add HI support.
10767 (aarch64_reinterpret_float_as_int, aarch64_float_const_rtx_p: New.
10768 (aarch64_can_const_movi_rtx_p): New.
10769 (aarch64_preferred_reload_class):
10770 Remove restrictions of using FP registers for certain SIMD operations.
10771 (aarch64_rtx_costs): Added new cost for CONST_DOUBLE moves.
10772 (aarch64_valid_floating_const): Add integer move validation.
10773 (aarch64_simd_imm_scalar_p): Remove.
10774 (aarch64_output_scalar_simd_mov_immediate): Generalize function.
10775 (aarch64_legitimate_constant_p): Expand list of supported cases.
10776 * config/aarch64/aarch64-protos.h
10777 (aarch64_float_const_rtx_p, aarch64_can_const_movi_rtx_p): New.
10778 (aarch64_reinterpret_float_as_int): New.
10779 (aarch64_simd_imm_scalar_p): Remove.
10780 * config/aarch64/constraints.md (Uvi): New.
10781 (Dd): Split into Ds and new Dd.
10782 * config/aarch64/aarch64.md (*movsi_aarch64):
10784 (*movdi_aarch64): Add SIMD mov case.
10786 2017-07-28 Bin Cheng <bin.cheng@arm.com>
10788 * tree-predcom.c: (struct chain): Handle store-store chain in which
10789 stores for elimination only store loop invariant values.
10790 (execute_pred_commoning_chain): Ditto.
10791 (prepare_initializers_chain_store_elim): Ditto.
10792 (prepare_finalizers): Ditto.
10793 (is_inv_store_elimination_chain): New function.
10794 (initialize_root_vars_store_elim_1): New function.
10796 2017-07-28 Bin Cheng <bin.cheng@arm.com>
10798 * tree-predcom.c: Revise general description of the pass.
10799 (enum chain_type): New enum type for store elimination.
10800 (struct chain): New field supporting store elimination.
10801 (struct component): Ditto.
10802 (dump_chain): Dump store-stores chain.
10803 (release_chain): Release resources.
10804 (split_data_refs_to_components): Compute and create component
10805 contains only stores for elimination.
10806 (get_chain_last_ref_at): New function.
10807 (make_invariant_chain): Initialization.
10808 (make_rooted_chain): Specify chain type in parameter and record it.
10809 (add_looparound_copies): Skip for store-stores chain.
10810 (determine_roots_comp): Compute type of chain and pass it to
10812 (initialize_root_vars_store_elim_2): New function.
10813 (finalize_eliminated_stores): New function.
10814 (remove_stmt): Handle store for elimination.
10815 (execute_pred_commoning_chain): Execute predictive commoning on
10816 store-store chains.
10817 (determine_unroll_factor): Skip unroll for store-stores chain.
10818 (prepare_initializers_chain_store_elim): New function.
10819 (prepare_initializers_chain): Hanlde store-store chain.
10820 (prepare_finalizers_chain, prepare_finalizers): New function.
10821 (tree_predictive_commoning_loop): Return integer value indicating
10822 if loop is unrolled or lcssa form is corrupted.
10823 (tree_predictive_commoning): Rewrite for lcssa form if necessary.
10825 2017-07-28 Bin Cheng <bin.cheng@arm.com>
10827 * tree-predcom.c (initialize_root): Delete.
10828 (execute_pred_commoning_chain): Initialize root vars and replace
10829 reference of non-combined chain directly, rather than call above
10832 2017-07-28 Bin Cheng <bin.cheng@arm.com>
10834 * tree-predcom.c (ref_at_iteration): Add parameter NITERS. Compute
10835 memory reference to DR at (NITERS + ITERS)-th iteration of loop.
10837 2017-07-28 Bin Cheng <bin.cheng@arm.com>
10839 * tree-predcom.c (struct chain): New field init_seq.
10840 (release_chain): Release init_seq.
10841 (prepare_initializers_chain): Record intialization stmts in above
10843 (insert_init_seqs): New function.
10844 (tree_predictive_commoning_loop): Call insert_init_seqs.
10846 2017-07-28 Bin Cheng <bin.cheng@arm.com>
10848 * tree-predcom.c (determine_roots_comp): Skip trivial components.
10850 2017-07-28 Richard Biener <rguenther@suse.de>
10852 * match.pd: Remove superfluous :c.
10853 * genmatch.c (simplify::id): Add member.
10854 (lower_commutative, lower_opt_convert, lower_cond, lower_for):
10856 (current_id): New global.
10857 (dt_node::parent): Move from ...
10858 (dt_operand::parent): ... here. Add for_id member.
10859 (is_a_helper <dt_operand *>::test): DT_TRUE is also a dt_operand.
10860 (decision_tree::find_node): Relax order requirement when
10861 merging DT_TRUE nodes to ones inbetween the current simplify
10862 and the one we try to merge with. Add diagnostic whenever
10863 we need to enforce pattern order by not merging.
10864 (decision_tree::insert): Set current_id.
10865 (decision_tree::print_node): Dump parent node and for_id.
10866 (parser::last_id): Add member.
10867 (parser::push_simplify): Assign unique id.
10868 (parser::parser): Initialize last_id.
10870 2017-07-28 Martin Liska <mliska@suse.cz>
10873 * sanopt.c (sanitize_rewrite_addressable_params): Set VALUE_EXPR after
10874 gimple_build_debug_bind.
10876 2017-07-28 Richard Biener <rguenther@suse.de>
10878 PR tree-optimization/81502
10879 * match.pd: Add pattern combining BIT_INSERT_EXPR with
10881 * tree-cfg.c (verify_expr): Verify types of BIT_FIELD_REF
10883 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR pos.
10884 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Use bitsizetype
10885 for BIT_FIELD_REF args.
10886 * fold-const.c (make_bit_field_ref): Likewise.
10887 * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
10889 2017-07-28 Jakub Jelinek <jakub@redhat.com>
10892 * sanopt.c (pass_sanopt::execute): Handle IFN_UBSAN_PTR.
10893 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.
10894 * flag-types.h (enum sanitize_code): Add SANITIZER_POINTER_OVERFLOW.
10895 Or it into SANITIZER_UNDEFINED.
10896 * ubsan.c: Include gimple-fold.h and varasm.h.
10897 (ubsan_expand_ptr_ifn): New function.
10898 (instrument_pointer_overflow): New function.
10899 (maybe_instrument_pointer_overflow): New function.
10900 (instrument_object_size): Formatting fix.
10901 (pass_ubsan::execute): Call instrument_pointer_overflow
10902 and maybe_instrument_pointer_overflow.
10903 * internal-fn.c (expand_UBSAN_PTR): New function.
10904 * ubsan.h (ubsan_expand_ptr_ifn): Declare.
10905 * sanitizer.def (__ubsan_handle_pointer_overflow,
10906 __ubsan_handle_pointer_overflow_abort): New builtins.
10907 * tree-ssa-tail-merge.c (merge_stmts_p): Handle IFN_UBSAN_PTR.
10908 * internal-fn.def (UBSAN_PTR): New internal function.
10909 * opts.c (sanitizer_opts): Add pointer-overflow.
10910 * lto-streamer-in.c (input_function): Handle IFN_UBSAN_PTR.
10911 * fold-const.c (build_range_check): Compute pointer range check in
10912 integral type if pointer arithmetics would be needed. Formatting
10915 2017-07-28 Martin Liska <mliska@suse.cz>
10918 * sanopt.c (sanitize_rewrite_addressable_params): Do not rewrite
10919 parameters that are of a variable-length.
10921 2017-07-28 Sebastian Huber <sebastian.huber@embedded-brains.de>
10923 * config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h. Add
10925 * config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro.
10926 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
10927 (CRT_CALL_STATIC_FUNCTION): Likewise.
10928 (ASM_DEFAULT_SPEC): New define.
10929 (ASM_SPEC32): Likewise.
10930 (ASM_SPEC64): Likewise.
10931 (ASM_SPEC_COMMON): Likewise.
10932 (ASM_SPEC): Likewise.
10933 (INVALID_64BIT): Likewise.
10934 (LINK_OS_DEFAULT_SPEC): Likewise.
10935 (LINK_OS_SPEC32): Likewise.
10936 (LINK_OS_SPEC64): Likewise.
10937 (POWERPC_LINUX): Likewise.
10938 (PTRDIFF_TYPE): Likewise.
10939 (RESTORE_FP_PREFIX): Likewise.
10940 (RESTORE_FP_SUFFIX): Likewise.
10941 (SAVE_FP_PREFIX): Likewise.
10942 (SAVE_FP_SUFFIX): Likewise.
10943 (SIZE_TYPE): Likewise.
10944 (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10945 (TARGET_64BIT): Likewise.
10946 (TARGET_64BIT): Likewise.
10947 (TARGET_AIX): Likewise.
10948 (WCHAR_TYPE_SIZE): Likewise.
10949 (WCHAR_TYPE): Undefine.
10950 (TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines.
10951 (CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC.
10952 (CPP_OS_RTEMS_SPEC): Delete.
10953 (SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems. Add
10954 asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and
10956 * config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs.
10958 2017-07-28 Jakub Jelinek <jakub@redhat.com>
10960 PR tree-optimization/81578
10961 * tree-parloops.c (build_new_reduction): Bail out if
10962 reduction_code isn't one of the standard OpenMP reductions.
10963 Move the details printing after that decision.
10965 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
10967 * config/rs6000/predicates.md (volatile_mem_operand): Remove code
10968 related to reload_in_progress.
10969 (splat_input_operand): Likewise.
10970 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10972 * config/rs6000/rs6000.c (machine_function): Remove sdmode_stack_slot
10974 (TARGET_EXPAND_TO_RTL_HOOK): Delete.
10975 (TARGET_INSTANTIATE_DECLS): Likewise.
10976 (legitimate_indexed_address_p): Delete reload_in_progress code.
10977 (rs6000_debug_legitimate_address_p): Likewise.
10978 (rs6000_eliminate_indexed_memrefs): Likewise.
10979 (rs6000_emit_le_vsx_store): Likewise.
10980 (rs6000_emit_move_si_sf_subreg): Likewise.
10981 (rs6000_emit_move): Likewise.
10982 (register_to_reg_type): Likewise.
10983 (rs6000_pre_atomic_barrier): Likewise.
10984 (rs6000_machopic_legitimize_pic_address): Likewise.
10985 (rs6000_allocate_stack_temp): Likewise.
10986 (rs6000_address_for_fpconvert): Likewise.
10987 (rs6000_address_for_altivec): Likewise.
10988 (rs6000_secondary_memory_needed_rtx): Delete function.
10989 (rs6000_check_sdmode): Likewise.
10990 (rs6000_alloc_sdmode_stack_slot): Likewise.
10991 (rs6000_instantiate_decls): Likewise.
10992 * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10993 * config/rs6000/rs6000.md (splitter for *movsi_got_internal):
10994 Delete reload_in_progress.
10995 (*vec_reload_and_plus_<mptrsize>): Likewise.
10996 * config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
10997 (vsx_div_v2di): Likewise.
10998 (vsx_udiv_v2di): Likewise.
11000 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
11002 * config/rs6000/rs6000.opt (mlra): Replace with stub.
11003 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Delete OPTION_MASK_LRA.
11004 * config/rs6000/rs6000.c (TARGET_LRA_P): Delete.
11005 (rs6000_debug_reg_global): Delete print of LRA status.
11006 (rs6000_option_override_internal): Delete dead LRA related code.
11007 (rs6000_lra_p): Delete function.
11008 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mlra.
11010 2017-07-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
11012 * config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*).
11013 * config/riscv/rtems.h: New file.
11015 2017-07-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11016 Sudakshina Das <sudi.das@arm.com>
11018 * config/aarch64/aarch64.md
11019 (define_split for and<mode>3nr_compare): Move
11020 non aarch64_logical_operand to a register.
11021 (define_split for and_<SHIFT:optab><mode>3nr_compare0): Move non
11022 register immediate operand to a register.
11023 * config/aarch64/predicates.md (aarch64_mov_imm_operand): New.
11025 2017-07-27 Peter Bergner <bergner@vnet.ibm.com>
11027 PR middle-end/81564
11028 * tree-cfg.c (group_case_labels_stmt): Handle already deleted blocks.
11030 2017-07-27 Richard Biener <rguenther@suse.de>
11032 PR tree-optimization/81573
11033 PR tree-optimization/81494
11034 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
11035 multi defuse cycle case.
11037 2017-07-27 Richard Biener <rguenther@suse.de>
11039 PR tree-optimization/81571
11040 * tree-vect-slp.c (vect_build_slp_tree): Properly verify reduction
11043 2017-07-27 Eric Botcazou <ebotcazou@adacore.com>
11045 * config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag
11046 earlier and only if MASK_FPU is set. Adjust formatting.
11048 2017-07-27 Martin Liska <mliska@suse.cz>
11050 * opt-functions.awk: Add validation of value of Init.
11051 * optc-gen.awk: Pass new argument.
11053 2017-07-27 Martin Liska <mliska@suse.cz>
11055 * auto-profile.c (autofdo_source_profile::update_inlined_ind_target):
11056 Fix wrong condition.
11058 2017-07-27 Martin Liska <mliska@suse.cz>
11060 * auto-profile.c (afdo_annotate_cfg): Assign zero counts to
11061 BBs and edges seen by autoFDO.
11063 2017-07-27 Richard Biener <rguenther@suse.de>
11065 PR tree-optimization/81502
11066 * tree-ssa.c (non_rewritable_lvalue_p): Handle BIT_INSERT_EXPR
11067 with incompatible but same sized type.
11068 (execute_update_addresses_taken): Likewise.
11070 2017-07-27 James Greenhalgh <james.greenhalgh@arm.com>
11072 * tree-ssa-loop-ch.c (pass_ch::process_loop_p): Guard on
11073 flag_tree_loop_vectorize rather than flag_tree_vectorize.
11075 2017-07-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11078 * config/s390/s390.md ("*atomic_compare_and_swap<mode>_1")
11079 ("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"):
11080 Change s_operand to memory_operand.
11082 2017-07-27 Richard Sandiford <richard.sandiford@linaro.org>
11084 * config/rs6000/rs6000-protos.h (rs6000_emit_le_vsx_permute): Declare.
11085 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Replace with...
11086 (rs6000_emit_le_vsx_permute): ...this. Take the destination as input.
11087 Emit instructions rather than returning an expression. Handle TFmode
11088 and KFmode by casting to TImode.
11089 (rs6000_emit_le_vsx_load): Update to use rs6000_emit_le_vsx_permute.
11090 (rs6000_emit_le_vsx_store): Likewise.
11091 * config/rs6000/vsx.md (VSX_TI): New iterator.
11092 (*vsx_le_permute_<mode>): Use it instead of VSX_LE_128.
11093 (*vsx_le_undo_permute_<mode>): Likewise.
11094 (*vsx_le_perm_load_<mode>): Use rs6000_emit_le_vsx_permute to
11095 emit the split sequence.
11096 (*vsx_le_perm_store_<mode>): Likewise.
11098 2017-07-27 Jakub Jelinek <jakub@redhat.com>
11100 PR tree-optimization/81555
11101 PR tree-optimization/81556
11102 * tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument,
11103 if true, force CHANGED for the recursive invocation.
11104 (reassociate_bb): Remember original length of ops array, pass
11105 len != orig_len as NEXT_CHANGED in rewrite_expr_tree call.
11107 * attribs.c (decl_attributes): Imply noinline, noclone and no_icf
11108 attributes for noipa attribute. For naked attribute use
11109 lookup_attribute first before lookup_attribute_spec.
11110 * final.c (rest_of_handle_final): Disable IPA RA for functions with
11112 * ipa-visibility.c (non_local_p): Fix comment typos. Return true
11113 for functions with noipa attribute.
11114 (cgraph_externally_visible_p): Return true for functions with noipa
11116 * cgraph.c (cgraph_node::get_availability): Return AVAIL_INTERPOSABLE
11117 for functions with noipa attribute.
11118 * doc/extend.texi: Document noipa function attribute.
11119 * tree-ssa-structalias.c (refered_from_nonlocal_fn): Set *nonlocal_p
11120 also for functions with noipa attribute.
11121 (ipa_pta_execute): Set nonlocal_p also for nodes with noipa attribute.
11123 2017-07-26 Andrew Pinski <apinski@cavium.com>
11125 * config/aarch64/aarch64.c (thunderx_vector_cost): Decrease cost of
11126 vec_unalign_load_cost and vec_unalign_store_cost.
11128 2017-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11130 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Delete
11131 -mvsx-small-integer option.
11132 (ISA_3_0_MASKS_IEEE): Likewise.
11133 (OTHER_VSX_VECTOR_MASKS): Likewise.
11134 (POWERPC_MASKS): Likewise.
11135 * config/rs6000/rs6000.opt (-mvsx-small-integer): Likewise.
11136 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Simplify
11137 code, only testing for DImode being allowed in non-VSX floating
11139 (rs6000_init_hard_regno_mode_ok): Change TARGET_VSX_SMALL_INTEGER
11140 to TARGET_P8_VECTOR test. Remove redundant VSX test inside of
11142 (rs6000_option_override_internal): Delete -mvsx-small-integer.
11143 (rs6000_expand_vector_set): Change TARGET_VSX_SMALL_INTEGER to
11144 TARGET_P8_VECTOR test.
11145 (rs6000_secondary_reload_simple_move): Likewise.
11146 (rs6000_preferred_reload_class): Delete TARGET_VSX_SMALL_INTEGER,
11147 since TARGET_P9_VECTOR was already tested.
11148 (rs6000_opt_masks): Remove -mvsx-small-integer.
11149 * config/rs6000/vsx.md (vsx_extract_<mode>): Delete
11150 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
11152 (vsx_extract_<mode>_p9): Delete TARGET_VSX_SMALL_INTEGER, since a
11153 test for TARGET_VEXTRACTUB was used, and that uses
11155 (p9 extract splitter): Likewise.
11156 (vsx_extract_<mode>_di_p9): Likewise.
11157 (vsx_extract_<mode>_store_p9): Likewise.
11158 (vsx_extract_si): Delete TARGET_VSX_SMALL_INTEGER, since a test
11159 for TARGET_P9_VECTOR was used. Delete code that is now dead with
11160 the elimination of TARGET_VSX_SMALL_INTEGER.
11161 (vsx_extract_<mode>_p8): Likewise.
11162 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Likewise.
11163 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
11164 (vsx_set_<mode>_p9): Likewise.
11165 (vsx_set_v4sf_p9): Likewise.
11166 (vsx_set_v4sf_p9_zero): Likewise.
11167 (vsx_insert_extract_v4sf_p9): Likewise.
11168 (vsx_insert_extract_v4sf_p9_2): Likewise.
11169 * config/rs6000/rs6000.md (sign extend splitter): Change
11170 TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test.
11171 (floatsi<mode>2_lfiwax_mem): Likewise.
11172 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11173 (float<QHI:mode><FP_ISA3:mode>2): Delete TARGET_VSX_SMALL_INTEGER,
11174 since a test for TARGET_P9_VECTOR was used.
11175 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
11176 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
11177 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
11178 (fix_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
11179 TARGET_P8_VECTOR test.
11180 (fix_trunc<mode>si2_stfiwx): Likewise.
11181 (fix_trunc<mode>si2_internal): Likewise.
11182 (fix_trunc<SFDF:mode><QHI:mode>2): Delete
11183 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
11185 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
11186 (fixuns_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
11187 TARGET_P8_VECTOR test.
11188 (fixuns_trunc<mode>si2_stfiwx): Likewise.
11189 (fixuns_trunc<SFDF:mode><QHI:mode>2): Delete
11190 TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
11192 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
11193 (fctiw<u>z_<mode>_smallint): Delete TARGET_VSX_SMALL_INTEGER,
11194 since a test for TARGET_P9_VECTOR was used.
11195 (splitter for loading small constants): Likewise.
11197 2017-07-26 Andrew Pinski <apinski@cavium.com>
11199 * config/aarch64/aarch64.c (thunderx_vector_cost): Fix
11202 2017-07-26 H.J. Lu <hongjiu.lu@intel.com>
11205 * config/i386/i386.c (sp_valid_at): Properly check CFA offset.
11206 (fp_valid_at): Likewise.
11208 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
11210 * config/aarch64/aarch64.c (cortexa57_addrcost_table): Remove.
11211 (qdf24xx_addrcost_table): Likewise.
11212 (cortexa57_tunings): Update to use generic_branch_cost.
11213 (cortexa72_tunings): Likewise.
11214 (cortexa73_tunings): Likewise.
11215 (qdf24xx_tunings): Likewise.
11217 2017-07-26 James Greenhalgh <james.greenhalgh@arm.com>
11219 * config/aarch64/aarch64.c (cortexa57_branch_cost): Remove.
11220 (thunderx2t99_branch_cost): Likewise.
11221 (cortexa35_tunings): Update to use generic_branch_cost.
11222 (cortexa53_tunings): Likewise.
11223 (cortexa57_tunings): Likewise.
11224 (cortexa72_tunings): Likewise.
11225 (cortexa73_tunings): Likewise.
11226 (thunderx2t99_tunings): Likewise.
11228 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
11230 * config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD.
11231 (sparc_option_override): Honour MASK_FSMULD.
11232 * config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD.
11233 * config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD.
11234 * config/sparc/sparc.opt (mfsmuld): New option.
11235 * doc/invoke.texi (mfsmuld): Document option.
11237 2017-07-26 Marek Polacek <polacek@redhat.com>
11239 PR middle-end/70992
11240 * tree.c (build2_stat): Don't set TREE_CONSTANT on divisions by zero.
11242 2017-07-26 Richard Biener <rguenther@suse.de>
11244 * gimple-match-head.c (do_valueize): Return OP if valueize
11246 (get_def): New helper to get at the def stmt of a SSA name
11247 if valueize allows.
11248 * genmatch.c (dt_node::gen_kids_1): Use get_def instead of
11249 do_valueize to get at the def stmt.
11250 (dt_operand::gen_gimple_expr): Simplify do_valueize calls.
11252 2017-07-26 Wilco Dijkstra <wdijkstr@arm.com>
11254 PR middle-end/46932
11255 * auto-inc-dec.c (parse_add_or_inc): Block autoinc on sfp.
11257 2017-07-26 Martin Liska <mliska@suse.cz>
11260 * function.c (expand_function_start): Make expansion of
11261 nonlocal_goto_save_area after parm_birth_insn.
11263 2017-07-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
11265 * config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU
11266 from all CPU target flags enable members.
11268 2017-07-26 Richard Biener <rguenther@suse.de>
11270 * genmatch.c (dt_simplify::gen): Make iterator vars const.
11271 (decision_tree::gen): Make 'type' const.
11272 (write_predicate): Likewise.
11274 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11276 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok):
11277 Eliminate TARGET_UPPER_REGS_{DF,DI,SF} usage.
11278 (rs6000_option_override_internal): Likewise.
11279 (rs6000_expand_vector_set): Likewise.
11280 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Delete.
11281 (TARGET_UPPER_REGS_SF): Likewise.
11282 (TARGET_UPPER_REGS_DI): Likewise.
11283 (TARGET_VEXTRACTUB): Eliminate TARGET_UPPER_REGS_{DF,DI,SF}.
11284 (TARGET_DIRECT_MOVE_64BIT): Likewise.
11285 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Likewise.
11286 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
11287 (Splitters for DI constants in Altivec registers): Likewise.
11288 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Likewise.
11289 (vsx_set_v4sf_p9): Likewise.
11290 (vsx_set_v4sf_p9_zero): Likewise.
11291 (vsx_insert_extract_v4sf_p9): Likewise.
11292 (vsx_insert_extract_v4sf_p9_2): Likewise.
11294 2017-07-25 Carl Love <cel@us.ibm.com>
11296 * doc/extend.texi: Update the built-in documentation file for the
11297 existing built-in functions
11298 vector signed char vec_cnttz (vector signed char);
11299 vector unsigned char vec_cnttz (vector unsigned char);
11300 vector signed short vec_cnttz (vector signed short);
11301 vector unsigned short vec_cnttz (vector unsigned short);
11302 vector signed int vec_cnttz (vector signed int);
11303 vector unsigned int vec_cnttz (vector unsigned int);
11304 vector signed long long vec_cnttz (vector signed long long);
11305 vector unsigned long long vec_cnttz (vector unsigned long long);
11307 2017-07-25 Andrew Pinski <apinski@cavium.com>
11309 * tree-ssa-uninit.c (warn_uninitialized_vars): Don't warn about memory
11310 accesses where the use is for the first operand of a BIT_INSERT.
11312 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
11315 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
11316 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
11318 2017-07-25 Jim Wilson <jim.wilson@linaro.org>
11320 * config/i386/gstabs.h: Delete.
11321 * config/i386/openbsd.h, config/i386/t-openbsd: Likewise.
11323 2017-07-25 Uros Bizjak <ubizjak@gmail.com>
11325 * config/i386/i386.c (ix86_decompose_address): Do not check for
11326 register RTX when looking at index_reg or base_reg.
11327 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use stack_pointer_rtx.
11329 2017-07-25 Eric Botcazou <ebotcazou@adacore.com>
11331 * gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace
11332 to update EH info here.
11334 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
11336 * match.pd ((X * CST1) * CST2): Simplify to X * (CST1 * CST2).
11338 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
11340 * match.pd ((X * CST) * Y): Reassociate to (X * Y) * CST.
11342 2017-07-25 Torsten Duwe <duwe@suse.de>
11344 * common.opt: Introduce -fpatchable-function-entry
11345 command line option, and its variables function_entry_patch_area_size
11346 and function_entry_patch_area_start.
11347 * opts.c (common_handle_option): Add -fpatchable_function_entry_ case,
11348 including a two-value parser.
11349 * target.def (print_patchable_function_entry): New target hook.
11350 * targhooks.h (default_print_patchable_function_entry): New function.
11351 * targhooks.c (default_print_patchable_function_entry): Likewise.
11352 * toplev.c (process_options): Switch off IPA-RA if
11353 patchable function entries are being generated.
11354 * varasm.c (assemble_start_function): Look at the
11355 patchable-function-entry command line switch and current
11356 function attributes and maybe generate NOP instructions by
11357 calling the print_patchable_function_entry hook.
11358 * doc/extend.texi: Document patchable_function_entry attribute.
11359 * doc/invoke.texi: Document -fpatchable_function_entry
11360 command line option.
11361 * doc/tm.texi.in (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
11363 * doc/tm.texi: Re-generate.
11365 2017-07-25 Jakub Jelinek <jakub@redhat.com>
11368 * config/i386/constraints.md (Yd, Ye): Use ALL_SSE_REGS for
11369 TARGET_AVX512DQ rather than TARGET_AVX512BW.
11371 2017-07-25 Tamar Christina <tamar.christina@arm.com>
11373 * config/arm/parsecpu.awk (all_cores): Remove duplicates.
11375 2017-07-25 Richard Biener <rguenther@suse.de>
11377 PR tree-optimization/81455
11378 * tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to
11379 not walk in cycles when looking for guards.
11381 2017-07-25 Richard Biener <rguenther@suse.de>
11383 PR tree-optimization/81529
11384 * tree-vect-stmts.c (process_use): Disregard live induction PHIs
11385 when optimizing backedge uses.
11387 2017-07-25 David Edelsohn <dje.gcc@gmail.com>
11389 * dwarf2asm.c (dw2_asm_output_nstring): Encode double quote
11391 * dwarf2out.c (output_macinfo): Copy debug_line_section_label
11392 to dl_section_ref. On AIX, append an expression to subtract
11393 the size of the section length to dl_section_ref.
11395 2017-07-25 Segher Boessenkool <segher@kernel.crashing.org>
11397 * configure.ac: If any of the config.* scripts fail, exit 1.
11398 * configure: Regenerate.
11400 2017-07-25 Richard Biener <rguenther@suse.de>
11402 PR middle-end/81546
11403 * tree-ssa-operands.c (verify_imm_links): Remove cap on number
11404 of immediate uses, be more verbose on errors.
11406 2017-07-25 Richard Biener <rguenther@suse.de>
11408 PR tree-optimization/81510
11409 * tree-vect-loop.c (vect_is_simple_reduction): When the
11410 reduction stmt is not inside the loop bail out.
11412 2017-07-25 Richard Biener <rguenther@suse.de>
11414 PR tree-optimization/81303
11415 * tree-vect-loop-manip.c (vect_loop_versioning): Build
11416 profitability check against LOOP_VINFO_NITERSM1.
11418 2017-07-25 Alexander Monakov <amonakov@ispras.ru>
11420 * domwalk.c (cmp_bb_postorder): Simplify.
11421 (sort_bbs_postorder): New function. Use it...
11422 (dom_walker::walk): ...here to optimize common cases.
11424 2017-07-25 Martin Liska <mliska@suse.cz>
11427 * ipa-visibility.c (function_and_variable_visibility): Make the
11428 redirection just on target that supports aliasing.
11429 Fix GNU coding style.
11431 2017-07-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
11434 * config/aarch64/rtems.h: Add GCC Runtime Library Exception.
11436 * config/arm/rtems.h: Likewise.
11437 * config/bfin/rtems.h: Likewise.
11438 * config/i386/rtemself.h: Likewise.
11439 * config/lm32/rtems.h: Likewise.
11440 * config/m32c/rtems.h: Likewise.
11441 * config/m68k/rtemself.h: Likewise.
11442 * config/microblaze/rtems.h: Likewise.
11443 * config/mips/rtems.h: Likewise.
11444 * config/moxie/rtems.h: Likewise.
11445 * config/nios2/rtems.h: Likewise.
11446 * config/powerpcspe/rtems.h: Likewise.
11447 * config/rs6000/rtems.h: Likewise.
11448 * config/rtems.h: Likewise.
11449 * config/sh/rtems.h: Likewise.
11450 * config/sh/rtemself.h: Likewise.
11451 * config/sparc/rtemself.h: Likewise.
11453 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
11456 * hsa-brig.c (brig_init): Use xasprintf instead of asprintf.
11457 * gimple-pretty-print.c (dump_profile, dump_probability): Same.
11458 * tree-ssa-structalias.c (alias_get_name): Same.
11460 2017-07-25 Bin Cheng <bin.cheng@arm.com>
11463 * config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac
11464 instructions if no du chain is found.
11466 2017-07-25 Georg-Johann Lay <avr@gjlay.de>
11468 * config/avr/avr-log.c (avr_log_vadump) ['T']: Print NULL-TREE.
11470 2017-07-25 Richard Biener <rguenther@suse.de>
11472 PR middle-end/81505
11473 * fold-const.c (fold_negate_const): TREE_OVERFLOW should be
11476 2017-07-24 Michael Meissner <meissner@linux.vnet.ibm.com>
11478 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Delete
11479 upper-regs options.
11480 (ISA_2_7_MASKS_SERVER): Likewise.
11481 (ISA_3_0_MASKS_IEEE): Likewise.
11482 (OTHER_P8_VECTOR_MASKS): Likewise.
11483 (OTHER_VSX_VECTOR_MASKS): Likewise.
11484 (POWERPC_MASKS): Likewise.
11485 (power7 cpu): Use ISA_2_6_MASKS_SERVER instead of using a
11486 duplicate list of options.
11487 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Remove
11488 explicit -mupper-regs options.
11489 * config/rs6000/rs6000.opt (-mvsx-scalar-memory): Delete
11490 -mupper-regs* options. Delete -mvsx-scalar-memory, which was an
11491 alias for -mupper-regs-df.
11492 * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
11493 (rs6000_init_hard_regno_mode_ok): Likewise.
11494 (rs6000_option_override_internal): Likewise.
11495 (rs6000_opt_masks): Likewise.
11496 * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Define upper regs
11497 options in terms of whether -mvsx or -mpower8-vector was used.
11498 (TARGET_UPPER_REGS_DI): Likewise.
11499 (TARGET_UPPER_REGS_SF): Likewise.
11500 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete the
11501 -mupper-regs-* options.
11503 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
11505 * passes.c (emergency_dump_function): Print some empty lines and a
11506 header before the RTL dump.
11508 2017-07-24 Segher Boessenkool <segher@kernel.crashing.org>
11510 * cfgrtl.c (rtl_dump_bb): Don't call NEXT_INSN on NULL.
11512 2017-07-24 Wilco Dijkstra <wdijkstr@arm.com>
11515 * config/aarch64/aarch64.c (aarch64_classify_symbol):
11516 Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals.
11518 2017-07-24 Carl Love <cel@us.ibm.com>
11520 * config/rs6000/rs6000-c.c: Add support for built-in functions
11521 vector float vec_extract_fp32_from_shorth (vector unsigned short);
11522 vector float vec_extract_fp32_from_shortl (vector unsigned short);
11523 * config/rs6000/altivec.h (vec_extract_fp_from_shorth,
11524 vec_extract_fp_from_shortl): Add defines for the two builtins.
11525 * config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH,
11526 VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1
11528 * config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn.
11529 (vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands.
11530 * doc/extend.texi: Update the built-in documentation file for the
11531 new built-in function.
11533 2017-07-24 Jakub Jelinek <jakub@redhat.com>
11536 * tree.def: Remove TYPE_METHODS documentation, adjust TYPE_FIELDS
11538 * doc/generic.texi: Likewise.
11539 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
11540 for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
11542 2017-07-24 Jackson Woodruff <jackson.woodruff@arm.com>
11544 * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): New.
11545 (aarch64_mls_elt_merge<mode>): Likewise.
11547 2017-07-23 Krister Walfridsson <krister.walfridsson@gmail.com>
11549 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
11550 having __cxa_atexit.
11552 2017-07-23 Michael Collison <michael.collison@arm.com>
11554 * config/arm/arm.c (arm_option_override): Deprecate
11555 use of -mstructure-size-boundary.
11556 * config/arm/arm.opt: Deprecate -mstructure-size-boundary.
11557 * doc/invoke.texi: Deprecate -mstructure-size-boundary.
11559 2017-07-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11562 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
11563 Reduce cost estimate for direct moves.
11565 2017-07-23 Uros Bizjak <ubizjak@gmail.com>
11568 * config/i386/i386.c (ix86_option_override_internal): Disable
11569 BMI, BMI2 and TBM instructions for -m16.
11571 2017-07-21 Carl Love <cel@us.ibm.com>
11573 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11574 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
11575 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
11576 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
11577 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
11578 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
11579 VMULOSW): New enum "unspec" values.
11580 (altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
11581 altivec_vmulosw): New patterns.
11582 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
11583 VMULOSW): Add definitions.
11585 2017-07-21 Jim Wilson <jim.wilson@linaro.org>
11587 * config/aarch64/aarch64-cores.def (falkor): Add AARCH64_FL_RDMA.
11588 (qdf24xx): Likewise.
11589 * config/aarch64/aarch64-options-extensions.def (rdma); New.
11590 * config/aarch64/aarch64.h (AARCH64_FL_RDMA): New.
11591 (AARCH64_FL_V8_1): Renumber.
11592 (AARCH64_FL_FOR_ARCH8_1): Add AARCH64_FL_RDMA.
11593 (AARCH64_ISA_RDMA): Use AARCH64_FL_RDMA.
11594 * config/aarch64/arm_neon.h: Use +rdma instead of arch=armv8.1-a.
11595 * doc/invoke.texi (AArch64 Options): Mention +rmda in -march docs. Add
11596 rdma to feature modifiers list.
11598 2017-07-21 Yury Gribov <tetra2005@gmail.com>
11600 PR middle-end/56727
11601 * ipa-visibility (function_and_variable_visibility): Convert
11602 recursive PLT call to direct call if appropriate.
11604 2017-07-21 Andrew Pinski <apinski@cavium.com>
11606 * tree-ssa-sccvn.c (vn_nary_op_eq): Check BIT_INSERT_EXPR's
11607 operand 1 to see if the types precision matches.
11608 * fold-const.c (operand_equal_p): Likewise.
11610 2017-07-21 Richard Biener <rguenther@suse.de>
11612 PR tree-optimization/81303
11613 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Pass
11614 in datarefs vector. Allow NULL dr0 for no peeling cost estimate.
11615 (vect_peeling_hash_get_lowest_cost): Adjust.
11616 (vect_enhance_data_refs_alignment): Likewise. Use
11617 vect_get_peeling_costs_all_drs to compute the penalty for no
11618 peeling to match up costs.
11620 2017-07-21 Richard Biener <rguenther@suse.de>
11622 PR tree-optimization/81500
11623 * tree-vect-loop.c (vect_is_simple_reduction): Properly fail if
11624 we didn't identify a reduction path.
11626 2017-07-21 Tom de Vries <tom@codesourcery.com>
11627 Cesar Philippidis <cesar@codesourcery.com>
11629 PR gcov-profile/81442
11630 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Add missing edge
11633 2017-07-21 Tom de Vries <tom@codesourcery.com>
11636 * config/nvptx/nvptx.c (nvptx_override_options_after_change): New
11638 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define to
11639 nvptx_override_options_after_change.
11641 2017-07-21 Ulrich Drepper <drepper@redhat.com>
11643 * dwarf2out.c (output_file_names): Avoid double testing for
11644 dwarf_version >= 5.
11646 2017-07-21 Georg-Johann Lay <avr@gjlay.de>
11648 * doc/invoke.texi (AVR Built-in Functions): Re-layout section.
11650 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
11652 * cfgcleanup.c (flow_find_cross_jump): Do not crossjump across
11654 (try_crossjump_to_edge): Do not punt on partitioned functions.
11656 2016-07-21 Jan Hubicka <hubicka@ucw.cz>
11658 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11659 Put all BBs reachable only via paths crossing cold region to cold
11661 * cfgrtl.c (find_bbs_reachable_by_hot_paths): New function.
11663 2016-07-21 Richard Biener <rguenther@suse.de>
11665 PR tree-optimization/81303
11666 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Take
11667 into account prologue and epilogue iterations when raising
11668 min_profitable_iters to sth at least covering one vector iteration.
11670 2017-07-21 Tamar Christina <tamar.christina@arm.com>
11672 * config/arm/arm.c (arm_test_cpu_arch_dat):
11675 2017-07-20 Nathan Sidwell <nathan@acm.org>
11677 Remove TYPE_METHODS.
11678 * tree.h (TYPE_METHODS): Delete.
11679 * dwarf2out.c (gen_member_die): Member fns are on TYPE_FIELDS.
11680 * dbxout.c (dbxout_type_fields): Ignore FUNCTION_DECLs.
11681 (dbxout_type_methods): Scan TYPE_FIELDS.
11682 (dbxout_type): Don't check TYPE_METHODS here.
11683 * function.c (use_register_for_decl): Always ignore register for
11684 class types when not optimizing.
11685 * ipa-devirt.c (odr_types_equivalent_p): Delete TYPE_METHODS scan.
11686 * tree.c (free_lang_data_in_type): Stitch out member functions and
11687 templates from TYPE_FIELDS.
11688 (build_distinct_type_copy, verify_type_variant,
11689 verify_type): Member fns are on TYPE_FIELDS.
11690 * tree-dump.c (dequeue_and_dump): No TYPE_METHODS.
11691 * tree-pretty-print.c (dump_generic_node): Likewise.
11693 2017-07-20 Jakub Jelinek <jakub@redhat.com>
11696 * config/i386/i386.c (ix86_expand_vector_init_general): Handle
11697 V2TImode and V4TImode.
11698 (ix86_expand_vector_extract): Likewise.
11699 * config/i386/sse.md (VMOVE): Enable V4TImode even for just
11700 TARGET_AVX512F, instead of only for TARGET_AVX512BW.
11701 (ssescalarmode): Handle V4TImode and V2TImode.
11702 (VEC_EXTRACT_MODE): Add V4TImode and V2TImode.
11703 (*vec_extractv2ti, *vec_extractv4ti): New insns.
11704 (VEXTRACTI128_MODE): New mode iterator.
11705 (splitter for *vec_extractv?ti first element): New.
11706 (VEC_INIT_MODE): New mode iterator.
11707 (vec_init<mode>): Consolidate 3 expanders into one using
11708 VEC_INIT_MODE mode iterator.
11710 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
11712 * lra-assigns.c (pseudo_compare_func): Fix comparison step based on
11713 non_spilled_static_chain_regno_p.
11715 2017-07-20 Alexander Monakov <amonakov@ispras.ru>
11717 * gimple-ssa-store-merging.c (sort_by_bitpos): Return 0 on equal bitpos.
11719 2017-07-20 Jan Hubicka <hubicka@ucw.cz>
11721 * bb-reorder.c (connect_traces): Allow copying of blocks within
11724 2017-07-20 Richard Biener <rguenther@suse.de>
11726 * gimple.h (gimple_phi_result): Add gphi * overload.
11727 (gimple_phi_result_ptr): Likewise.
11728 (gimple_phi_arg): Likewise. Adjust index assert to only
11729 allow actual argument accesses rather than all slots available
11731 (gimple_phi_arg_def): Add gphi * overload.
11732 * tree-phinodes.c (make_phi_node): Initialize only actual
11734 (resize_phi_node): Clear memory not covered by old node,
11735 do not initialize excess argument slots.
11736 (reserve_phi_args_for_new_edge): Initialize new argument slot
11739 2017-07-20 Bin Cheng <bin.cheng@arm.com>
11741 PR tree-optimization/81388
11743 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11745 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
11746 by removing computation of may_be_zero.
11748 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
11749 Tom de Vries <tom@codesourcery.com>
11751 PR middle-end/81030
11752 * cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note
11753 when gimple level profile disagrees with what RTL expander did.
11755 2017-07-20 Richard Biener <rguenther@suse.de>
11757 PR tree-optimization/61171
11758 * tree-vectorizer.h (slp_instance): Add reduc_phis member.
11759 (vect_analyze_stmt): Add slp instance parameter.
11760 (vectorizable_reduction): Likewise.
11761 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust.
11762 (vect_is_simple_reduction): Deal with chains not detected
11763 as SLP reduction chain, specifically not properly associated
11764 chains containing a mix of plus/minus.
11765 (get_reduction_op): Remove.
11766 (get_initial_defs_for_reduction): Simplify, pass in whether
11767 this is a reduction chain, pass in the SLP node for the PHIs.
11768 (vect_create_epilog_for_reduction): Get the SLP instance as
11770 (vectorizable_reduction): Get the SLP instance as arg.
11771 During analysis remember the SLP node with the PHIs in the
11772 instance. Simplify getting at the vectorized reduction PHIs.
11773 * tree-vect-slp.c (vect_slp_analyze_node_operations): Pass
11774 through SLP instance.
11775 (vect_slp_analyze_operations): Likewise.
11776 * tree-vect-stms.c (vect_analyze_stmt): Likewise.
11777 (vect_transform_stmt): Likewise.
11779 2017-07-20 Tom de Vries <tom@codesourcery.com>
11781 PR tree-optimization/81489
11782 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Move
11783 read of phi arg location to before loop that modifies phi.
11785 2017-07-20 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
11787 * match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0):
11790 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
11792 PR middle-end/81331
11793 * except.c (execute): Fix ordering issue.
11795 2018-07-19 Segher Boessenkool <segher@kernel.crashing.org>
11797 PR rtl-optimization/81423
11798 * combine.c (make_compound_operation_int): Don't try to optimize
11799 the AND of a SUBREG of an LSHIFTRT if that SUBREG is paradoxical.
11801 2017-07-19 Segher Boessenkool <segher@kernel.crashing.org>
11803 PR rtl-optimization/81423
11804 * simplify-rtx.c (simplify_truncation): Handle truncating an IOR
11805 with a constant that is -1 in the truncated to mode.
11807 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
11809 * predict.c (propagate_unlikely_bbs_forward): Break out from ...
11810 (determine_unlikely_bbs): ... here.
11811 * predict.h (propagate_unlikely_bbs_forward): Declare.
11812 * cfgexpand.c (pass_expand::execute): Use it.
11813 * bb-reorder.c (sanitize_hot_paths): Do not consider known to be
11815 (find_rarely_executed_basic_blocks_and_crossing_edges): Use
11816 propagate_unlikely_bbs_forward.
11818 2017-07-19 Jan Hubicka <hubicka@ucw.cz>
11820 PR middle-end/81331
11821 * except.c (maybe_add_nop_after_section_switch): New function.
11824 2017-07-19 Tom de Vries <tom@codesourcery.com>
11826 * gimple.h (gimple_phi_set_arg): Make assert more strict.
11828 2017-07-19 Tom de Vries <tom@codesourcery.com>
11830 * gimple.h (gimple_phi_arg): Make assert more strict.
11832 2017-07-19 Steven Munroe <munroesj@gcc.gnu.org>
11834 * config.gcc (powerpc*-*-*): Add mmintrin.h.
11835 * config/rs6000/mmintrin.h: New file.
11836 * config/rs6000/x86intrin.h [__ALTIVEC__]: Include mmintrin.h.
11838 2017-07-19 Jakub Jelinek <jakub@redhat.com>
11840 PR tree-optimization/81346
11841 * match.pd: Optimize (X - 1U) <= INT_MAX-1U into (int) X > 0.
11843 2017-07-19 Tom de Vries <tom@codesourcery.com>
11845 * config/nvptx/nvptx.md (VECIM): Add V2DI.
11847 2017-07-19 Tom de Vries <tom@codesourcery.com>
11849 * config/nvptx/nvptx-modes.def: Add V2DImode.
11850 * config/nvptx/nvptx-protos.h (nvptx_data_alignment): Declare.
11851 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2DImode.
11852 (nvptx_output_mov_insn): Handle lack of mov.b128.
11853 (nvptx_print_operand): Handle 'H' and 'L' codes.
11854 (nvptx_vector_mode_supported): Allow V2DImode.
11855 (nvptx_preferred_simd_mode): New function.
11856 (nvptx_data_alignment): New function.
11857 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Redefine to
11858 nvptx_preferred_simd_mode.
11859 * config/nvptx/nvptx.h (STACK_BOUNDARY, BIGGEST_ALIGNMENT): Change from
11861 (DATA_ALIGNMENT): Define. Set to nvptx_data_alignment.
11863 2017-07-19 Tom de Vries <tom@codesourcery.com>
11865 * config/nvptx/nvptx-modes.def: New file. Add V2SImode.
11866 * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2SImode.
11867 (nvptx_vector_mode_supported): New function. Allow V2SImode.
11868 (TARGET_VECTOR_MODE_SUPPORTED_P): Redefine to nvptx_vector_mode_supported.
11869 * config/nvptx/nvptx.md (VECIM): New mode iterator. Add V2SI.
11870 (mov<VECIM>_insn): New define_insn.
11871 (define_expand "mov<VECIM>): New define_expand.
11873 2017-07-19 Tom de Vries <tom@codesourcery.com>
11875 * config/nvptx/nvptx.c (nvptx_print_operand): Handle v2 vector mode.
11877 2017-07-19 Jakub Jelinek <jakub@redhat.com>
11879 PR tree-optimization/81346
11880 * fold-const.h (fold_div_compare, range_check_type): Declare.
11881 * fold-const.c (range_check_type): New function.
11882 (build_range_check): Use range_check_type.
11883 (fold_div_compare): No longer static, rewritten into
11884 a match.pd helper function.
11885 (fold_comparison): Don't call fold_div_compare here.
11886 * match.pd (X / C1 op C2): New optimization using fold_div_compare
11887 as helper function.
11889 2017-07-19 Nathan Sidwell <nathan@acm.org>
11891 * tree.h (TYPE_MINVAL, TYPE_MAXVAL): Rename to ...
11892 (TYPE_MIN_VALUE_RAW, TYPE_MAX_VALUE_RAW): ... these.
11893 * tree.c (find_decls_types_r, verify_type): Use
11894 TYPE_{MIN,MAX}_VALUE_RAW.
11895 * lto-streamer-out.c (DFS::DFS_write_tree_body): Likewise.
11896 (hash_tree): Likewise.
11897 * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
11899 * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
11902 2017-07-18 Tom de Vries <tom@codesourcery.com>
11904 PR middle-end/81464
11905 * omp-expand.c (expand_omp_for_static_chunk): Handle
11906 equal-argument loop exit phi.
11908 2017-07-18 Uros Bizjak <ubizjak@gmail.com>
11911 * config/i386/i386.md (rorx_immediate_operand): New mode attribute.
11912 (*bmi2_rorx<mode>3_1): Use rorx_immediate_operand as
11913 operand 2 predicate.
11914 (*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as
11915 operand 2 predicate.
11916 (ror,rol -> rorx splitters): Use const_int_operand as
11917 operand 2 predicate.
11919 2017-06-18 Richard Biener <rguenther@suse.de>
11921 PR tree-optimization/81410
11922 * tree-vect-stmts.c (vectorizable_load): Properly adjust for
11923 the gap in the ! slp_perm SLP case after each group.
11925 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
11927 PR middle-end/81463
11928 * cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency
11931 2017-07-18 Jan Hubicka <hubicka@ucw.cz>
11933 PR middle-end/81462
11934 * predict.c (set_even_probabilities): Cleanup; do not affect
11935 probabilities that are already known.
11936 (combine_predictions_for_bb): Call even when count is set.
11938 2017-07-18 Nathan Sidwell <nathan@acm.org>
11940 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Use
11943 2017-07-18 Bin Cheng <bin.cheng@arm.com>
11946 * tree-ssa-loop-niter.c (number_of_iterations_exit): Dump missed
11947 optimization for loop niter analysis.
11949 2017-07-18 Georg-Johann Lay <avr@gjlay.de>
11952 * config/avr/avr.c (avr_optimize_casesi): Don't use
11953 INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX.
11955 2017-07-18 Robin Dapp <rdapp@linux.vnet.ibm.com>
11957 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Remove
11958 body_cost_vec from _vect_peel_extended_info.
11959 (vect_peeling_hash_get_lowest_cost): Do not set body_cost_vec.
11960 (vect_peeling_hash_choose_best_peeling): Remove body_cost_vec and
11963 2017-07-18 Bin Cheng <bin.cheng@arm.com>
11965 * config/arm/arm.c (emit_unlikely_jump): Remove unused var.
11967 2017-07-18 Richard Biener <rguenther@suse.de>
11969 PR tree-optimization/80620
11970 PR tree-optimization/81403
11971 * tree-ssa-pre.c (phi_translate_1): Clear range and points-to
11972 info when re-using a VN table entry.
11974 2017-07-18 Richard Biener <rguenther@suse.de>
11976 PR tree-optimization/81418
11977 * tree-vect-loop.c (vectorizable_reduction): Properly compute
11978 vectype_in. Verify that with lane-reducing reduction operations
11979 we have a single def-use cycle.
11981 2017-07-17 Carl Love <cel@us.ibm.com>
11983 Revert commit r249424 2017-06-20 Carl Love <cel@us.ibm.com>
11985 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11986 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
11987 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
11988 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
11989 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
11990 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
11991 VMULOSW): New enum "unspec" values.
11992 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
11993 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
11994 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
11995 altivec_vmulosw): New patterns.
11996 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
11997 VMULOSW): Add definitions.
11998 2017-07-17 Uros Bizjak <ubizjak@gmail.com>
12000 * config/alpha/alpha.c: Include predict.h.
12002 2017-07-17 Yury Gribov <tetra2005@gmail.com>
12004 * tree-vrp.c (compare_assert_loc): Fix comparison function
12005 to return predictable results.
12007 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12009 * config/arc/arc.md (adddi3): Remove support for mexpand-adddi
12011 (subdi3): Likewise.
12012 * config/arc/arc.opt (mexpand-adddi): Deprecate it.
12013 * doc/invoke.texi (mexpand-adddi): Update text.
12015 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12017 * config/arc/arc.md (clzsi2): Expand to an arc_clzsi2 instruction
12018 that also clobbers the CC register. The old expand code is moved
12020 (*arc_clzsi2): ... here.
12021 (ctzsi2): Expand to an arc_ctzsi2 instruction that also clobbers
12022 the CC register. The old expand code is moved to ...
12023 (arc_ctzsi2): ... here.
12025 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12027 * config/arc/arc.opt (mindexed-loads): Use initial value
12028 TARGET_INDEXED_LOADS_DEFAULT.
12029 (mauto-modify-reg): Use initial value
12030 TARGET_AUTO_MODIFY_REG_DEFAULT.
12031 * config/arc/elf.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
12032 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
12033 * config/arc/linux.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
12034 (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
12036 2017-07-17 Martin Liska <mliska@suse.cz>
12039 * opts.c (finish_options): Do not allow -fgnu-tm
12040 w/ -fsanitize={kernel-,}address. Say sorry.
12042 2017-07-17 Bin Cheng <bin.cheng@arm.com>
12045 * tree-loop-distribution.c (classify_partition): Only assert on
12046 numer of iterations.
12047 (merge_dep_scc_partitions): Delete prameter. Update function call.
12048 (distribute_loop): Remove code handling loop with unknown niters.
12049 (pass_loop_distribution::execute): Skip loop with unknown niters.
12051 2017-07-17 Bin Cheng <bin.cheng@arm.com>
12054 * tree-loop-distribution.c (merge_dep_scc_partitions): Sink call to
12055 function sort_partitions_by_post_order.
12057 2017-07-17 Bin Cheng <bin.cheng@arm.com>
12059 PR tree-optimization/81374
12060 * tree-loop-distribution.c (pass_loop_distribution::execute): Record
12061 the max index of basic blocks, rather than number of basic blocks.
12063 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12065 * config/arc/arc-protos.h (arc_legitimate_pc_offset_p): Remove
12067 (arc_legitimate_pic_operand_p): Likewise.
12068 * config/arc/arc.c (arc_legitimate_pic_operand_p): Remove
12070 (arc_needs_pcl_p): Likewise.
12071 (arc_legitimate_pc_offset_p): Likewise.
12072 (arc_legitimate_pic_addr_p): Remove LABEL_REF case, as this
12073 function is also used in constrains.md.
12074 (arc_legitimate_constant_p): Use arc_legitimate_pic_addr_p to
12075 validate pic constants. Handle CONST_INT, CONST_DOUBLE, MINUS and
12076 PLUS. Only return true/false in known cases, otherwise assert.
12077 (arc_legitimate_address_p): Remove arc_legitimate_pic_addr_p as it
12078 is already called in arc_legitimate_constant_p.
12079 * config/arc/arc.h (CONSTANT_ADDRESS_P): Consider also LABEL for
12081 (LEGITIMATE_PIC_OPERAND_P): Use
12082 arc_raw_symbolic_reference_mentioned_p function.
12083 * config/arc/constraints.md (Cpc): Use arc_legitimate_pic_addr_p
12088 2017-07-17 Claudiu Zissulescu <claziss@synopsys.com>
12089 Andrew Burgess <andrew.burgess@embecosm.com>
12091 * config/arc/arc-protos.h (arc_compute_function_type): Change prototype.
12092 (arc_return_address_register): New function.
12093 * config/arc/arc.c (arc_handle_fndecl_attribute): New function.
12094 (arc_handle_fndecl_attribute): Add naked attribute.
12095 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12096 (TARGET_WARN_FUNC_RETURN): Likewise.
12097 (arc_allocate_stack_slots_for_args): New function.
12098 (arc_warn_func_return): Likewise.
12099 (machine_function): Change type fn_type.
12100 (arc_compute_function_type): Consider new naked function type,
12101 change function return type.
12102 (arc_must_save_register): Adapt to handle new
12103 arc_compute_function_type's return type.
12104 (arc_expand_prologue): Likewise.
12105 (arc_expand_epilogue): Likewise.
12106 (arc_return_address_regs): Delete.
12107 (arc_return_address_register): New function.
12108 (arc_epilogue_uses): Use above function.
12109 * config/arc/arc.h (arc_return_address_regs): Delete prototype.
12110 (arc_function_type): Change encoding, add naked type.
12111 (ARC_INTERRUPT_P): Change to handle the new encoding.
12112 (ARC_FAST_INTERRUPT_P): Likewise.
12113 (ARC_NORMAL_P): Define.
12114 (ARC_NAKED_P): Likewise.
12115 (arc_compute_function_type): Delete prototype.
12116 * config/arc/arc.md (in_ret_delay_slot): Use
12117 arc_return_address_register function.
12118 (simple_return): Likewise.
12119 (p_return_i): Likewise.
12121 2017-07-17 Jakub Jelinek <jakub@redhat.com>
12123 PR tree-optimization/81428
12124 * match.pd (X / X -> one): Don't optimize _Fract divisions, as 1
12125 can't be built for those types.
12127 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
12129 Remove stuff dead since r239246.
12131 * config/avr/avr-arch.h (avr_inform_devices): Remove dead proto.
12132 * config/avr/avr-devices.c (mcu_name, comparator, avr_mcus_str)
12133 (avr_inform_devices): Remove dead stuff.
12135 2017-07-17 Tamar Christina <tamar.christina@arm.com>
12137 * config/arm/arm_neon.h: Fix softp typo.
12139 2017-07-17 Jakub Jelinek <jakub@redhat.com>
12141 PR tree-optimization/81365
12142 * tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting
12143 aggregate moves onto bb predecessor edges, make sure there are no
12144 loads that could alias the lhs in between the start of bb and the
12147 2017-07-17 Georg-Johann Lay <avr@gjlay.de>
12150 * config/avr/avr.c (avr_mul_highpart_cost): New static function.
12151 (avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost.
12152 [LSHIFTRT, outer_code = TRUNCATE]: Same.
12154 2017-07-17 Jakub Jelinek <jakub@redhat.com>
12156 PR tree-optimization/81396
12157 * tree-ssa-math-opts.c (struct symbolic_number): Add n_ops field.
12158 (init_symbolic_number): Initialize it to 1.
12159 (perform_symbolic_merge): Add n_ops from both operands into the new
12161 (find_bswap_or_nop): Don't consider n->n == cmpnop computations
12162 without base_addr as useless if they need more than one operation.
12163 (bswap_replace): Handle !bswap case for NULL base_addr.
12165 2017-07-17 Tom de Vries <tom@codesourcery.com>
12168 * config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late
12171 2017-07-17 Sebastian Huber <sebastian.huber@embedded-brains.de>
12173 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
12174 conditional builtin define __FIX_LEON3FT_B2BST.
12176 2017-07-17 Daniel Cederman <cederman@gaisler.com>
12178 * config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace
12179 MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc
12182 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
12184 PR rtl-optimization/81424
12185 * optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg
12186 to remove potential trapping from operands if -fnon-call-exceptions.
12188 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12190 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Use
12191 profile_proability for scalling.
12192 * scale_profile_for_vect_loop.c (scale_profile_for_vect_loop): Likewise.
12194 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12196 * cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.
12198 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12200 * cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE
12201 fixpoint arithmetics.
12203 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12205 * tree-ssa-loop-unswitch.c (hoist_guard): Avoid use of REG_BR_PROB_BASE
12206 fixpoint arithmetics.
12208 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12210 * asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE
12211 fixpoint arithmetics.
12213 2017-07-16 Jan Hubicka <hubicka@ucw.cz>
12215 * profile-count.h (profile_probability::from_reg_br_prob_note,
12216 profile_probability::to_reg_br_prob_note): New functions.
12217 * doc/rtl.texi (REG_BR_PROB_NOTE): Update documentation.
12218 * reg-notes.h (REG_BR_PROB, REG_BR_PRED): Update docs.
12219 * predict.c (probability_reliable_p): Update.
12220 (edge_probability_reliable_p): Update.
12221 (br_prob_note_reliable_p): Update.
12222 (invert_br_probabilities): Update.
12223 (add_reg_br_prob_note): New function.
12224 (combine_predictions_for_insn): Update.
12225 * asan.c (asan_clear_shadow): Update.
12226 * cfgbuild.c (compute_outgoing_frequencies): Update.
12227 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
12228 (update_br_prob_note): Update.
12229 (rtl_verify_edges): Update.
12230 (purge_dead_edges): Update.
12231 (fixup_reorder_chain): Update.
12232 * emit-rtl.c (try_split): Update.
12233 * ifcvt.c (cond_exec_process_insns): Update.
12234 (cond_exec_process_if_block): Update.
12235 (dead_or_predicable): Update.
12236 * internal-fn.c (expand_addsub_overflow): Update.
12237 (expand_neg_overflow): Update.
12238 (expand_mul_overflow): Update.
12239 * loop-doloop.c (doloop_modify): Update.
12240 * loop-unroll.c (compare_and_jump_seq): Update.
12241 * optabs.c (emit_cmp_and_jump_insn_1): Update.
12242 * predict.h: Update.
12243 * reorg.c (mostly_true_jump): Update.
12245 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): Update.
12246 * config/alpha/alpha.c (emit_unlikely_jump): Update.
12247 * config/arc/arc.c: (emit_unlikely_jump): Update.
12248 * config/arm/arm.c: (emit_unlikely_jump): Update.
12249 * config/bfin/bfin.c (cbranch_predicted_taken_p): Update.
12250 * config/frv/frv.c (frv_print_operand_jump_hint): Update.
12251 * config/i386/i386.c (ix86_expand_split_stack_prologue): Update.
12252 (ix86_print_operand): Update.
12253 (ix86_split_fp_branch): Update.
12254 (predict_jump): Update.
12255 * config/ia64/ia64.c (ia64_print_operand): Update.
12256 * config/mmix/mmix.c (mmix_print_operand): Update.
12257 * config/powerpcspe/powerpcspe.c (output_cbranch): Update.
12258 (rs6000_expand_split_stack_prologue): Update.
12259 * config/rs6000/rs6000.c: Update.
12260 * config/s390/s390.c (s390_expand_vec_strlen): Update.
12261 (s390_expand_vec_movstr): Update.
12262 (s390_expand_cs_tdsi): Update.
12263 (s390_expand_split_stack_prologue): Update.
12264 * config/sh/sh.c (sh_print_operand): Update.
12265 (expand_cbranchsi4): Update.
12266 (expand_cbranchdi4): Update.
12267 * config/sparc/sparc.c (output_v9branch): Update.
12268 * config/spu/spu.c (get_branch_target): Update.
12269 (ea_load_store_inline): Update.
12270 * config/tilegx/tilegx.c (cbranch_predicted_p): Update.
12271 * config/tilepro/tilepro.c: Update.
12273 2017-07-16 Eric Botcazou <ebotcazou@adacore.com>
12275 * gimplify.c (mostly_copy_tree_r): Revert latest change.
12276 (gimplify_save_expr): Likewise.
12278 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
12280 * ipa-visibility.c (function_and_variable_visibility): Fix pasto.
12282 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
12284 * ipa-fnsummary.c (pass_data_ipa_fn_summary): Use
12286 * timevar.def (TV_IPA_FNSUMMARY): Define.
12288 2017-07-16 Daniel Cederman <cederman@gaisler.com>
12290 * config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back
12291 to back store errata sensitive sequence from being generated.
12292 (sqrtdf2_fix): Likewise.
12294 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
12296 * tree-ssa-threadupdate.c (compute_path_counts,
12297 update_joiner_offpath_counts): Use profile_probability.
12299 2017-07-15 Thomas Preud'homme <thomas.preudhomme@arm.com>
12302 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12304 * config/arm/arm-c.c (arm_cpu_builtins): Define
12305 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
12307 2017-07-14 Kelvin Nilsen <kelvin@gcc.gnu.org>
12309 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12310 array entries to represent __ieee128 versions of the
12311 scalar_test_data_class, scalar_test_neg, scalar_extract_exp,
12312 scalar_extract_sig, and scalar_insert_exp built-in functions.
12313 (altivec_resolve_overloaded_builtin): Add special case handling
12314 for the __builtin_scalar_insert_exp function, as represented by
12315 the P9V_BUILTIN_VEC_VSIEDP constant.
12316 * config/rs6000/rs6000-builtin.def (VSEEQP): Add scalar extract
12317 exponent support for __ieee128 argument.
12318 (VSESQP): Add scalar extract signature support for __ieee128
12320 (VSTDCNQP): Add scalar test negative support for __ieee128
12322 (VSIEQP): Add scalar insert exponent support for __int128 argument
12323 with __ieee128 result.
12324 (VSIEQPF): Add scalar insert exponent support for __ieee128
12325 argument with __ieee128 result.
12326 (VSTDCQP): Add scalar test data class support for __ieee128
12328 (VSTDCNQP): Add overload support for scalar test negative with
12329 __ieee128 argument.
12330 (VSTDCQP): Add overload support for scalar test data class
12331 __ieee128 argument.
12332 * config/rs6000/vsx.md (UNSPEC_VSX_SXSIG) Replace
12333 UNSPEC_VSX_SXSIGDP.
12334 (UNSPEC_VSX_SIEXPQP): New constant.
12335 (xsxexpqp): New insn for VSX scalar extract exponent quad
12337 (xsxsigqp): New insn for VSX scalar extract significand quad
12339 (xsiexpqpf): New insn for VSX scalar insert exponent quad
12340 precision with floating point argument.
12341 (xststdcqp): New expand for VSX scalar test data class quad
12343 (xststdcnegqp): New expand for VSX scalar test negative quad
12345 (xststdcqp): New insn to match expansions for VSX scalar test data
12346 class quad precision and VSX scalar test negative quad precision.
12347 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
12348 special case operand checking to enforce that second operand of
12349 VSX scalar test data class with quad precision argument is a 7-bit
12351 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
12352 prototypes and descriptions of __ieee128 versions of
12353 scalar_extract_exp, scalar_extract_sig, scalar_insert_exp,
12354 scalar_test_data_class, and scalar_test_neg built-in functions.
12356 2016-07-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12358 PR tree-optimization/81162
12359 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't
12360 replace a negate with an add.
12362 2017-07-14 James Greenhalgh <james.greenhalgh@arm.com>
12364 * doc/invoke.texi (arm/-mcpu): Document +crypto.
12366 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12368 * config/arm/arm-c.c (arm_cpu_builtins): Define
12369 __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
12371 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12373 * config/arm/arm-cpus.in (cortex-r52): Add new entry.
12374 (armv8-r): Set ARM Cortex-R52 as default CPU.
12375 * config/arm/arm-tables.opt: Regenerate.
12376 * config/arm/arm-tune.md: Regenerate.
12377 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
12379 * doc/invoke.texi: Mention -mtune=cortex-r52 and availability of fp.dp
12380 extension for -mcpu=cortex-r52.
12382 2017-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12384 * config/arm/arm-isa.h (isa_bit_FP_ARMv8): Delete enumerator.
12385 (ISA_FP_ARMv8): Define as ISA_FPv5 and ISA_FP_D32.
12386 * config/arm/arm-cpus.in (armv8-r): Define fp.sp as enabling FPv5.
12387 (fp-armv8): Define it as FP_ARMv8 only.
12388 config/arm/arm.h (TARGET_FPU_ARMV8): Delete.
12389 (TARGET_VFP_FP16INST): Define using TARGET_VFP5 rather than
12391 config/arm/arm.c (arm_rtx_costs_internal): Replace checks against
12392 TARGET_FPU_ARMV8 by checks against TARGET_VFP5.
12393 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Define
12394 first ARM_CHECK_BUILTIN_MODE definition using TARGET_VFP5 rather
12395 than TARGET_FPU_ARMV8.
12396 * config/arm/arm-c.c (arm_cpu_builtins): Likewise for
12397 __ARM_FEATURE_NUMERIC_MAXMIN macro definition.
12398 * config/arm/arm.md (cmov<mode>): Condition on TARGET_VFP5 rather than
12400 * config/arm/neon.md (neon_vrint): Likewise.
12401 (neon_vcvt): Likewise.
12402 (neon_<fmaxmin_op><mode>): Likewise.
12403 (<fmaxmin><mode>3): Likewise.
12404 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Likewise.
12405 * config/arm/predicates.md (arm_cond_move_operator): Check against
12406 TARGET_VFP5 rather than TARGET_FPU_ARMV8 and fix spacing.
12408 2017-07-14 Jackson Woodruff <jackson.woodruff@arm.com>
12410 * config/aarch64/aarch64.c (aarch64_print_operand): Move comments
12411 to top of function.
12413 2017-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12415 * gimple-ssa-store-merging.c (clear_bit_region): Replace reference to
12416 loop in comment with memset.
12418 2017-07-14 Martin Liska <mliska@suse.cz>
12420 * cfgexpand.c (expand_gimple_basic_block): Remove dead comment.
12421 * dwarf2out.c (is_java): Remove the function.
12422 (output_pubname): Remove usage of the function.
12423 (lower_bound_default): Remove usage of DW_LANG_Java.
12424 (gen_compile_unit_die): Likewise.
12425 * gcc.c: Remove compiler defaults for .java and .zip files.
12426 * gimple-expr.c (remove_suffix): Change as there's no longer
12427 extension than 4-letter one.
12428 * gimplify.c (mostly_copy_tree_r): Remove Java-special part.
12429 (gimplify_save_expr): Likewise.
12430 * ipa-utils.h (polymorphic_type_binfo_p): Remove the comment
12431 as it's possible even for other languages than Java.
12432 * langhooks.h (struct lang_hooks): Remove Java from a comment.
12433 * lto-opts.c (lto_write_options): Remove reference to Java.
12434 * opts.c (strip_off_ending): Update file extension handling.
12435 * tree-cfg.c (verify_gimple_call): Remove comment with Java.
12436 * tree-eh.c (lower_resx): Likewise.
12437 * tree.c (free_lang_data_in_type): Remove dead code.
12438 (find_decls_types_r): Likewise.
12439 (build_common_builtin_nodes): Remove Java from a comment.
12440 (verify_type): Remove dead code.
12441 * varasm.c (assemble_external): Remove Java from a comment.
12443 2017-07-14 Martin Liska <mliska@suse.cz>
12445 * opts.c (finish_options): Add quotes.
12446 (common_handle_option): Likewise.
12448 2017-07-14 Martin Liska <mliska@suse.cz>
12450 * dbxout.c (get_lang_number): Do not handle GNU Pascal.
12451 * dbxout.h (extern void dbxout_stab_value_internal_label_diff):
12452 Remove N_SO_PASCAL.
12453 * dwarf2out.c (lower_bound_default): Do not handle
12455 (gen_compile_unit_die): Likewise.
12456 * gcc.c: Remove default extension binding for GNU Pascal.
12457 * stmt.c: Remove Pascal language from a comment.
12458 * xcoffout.c: Likewise.
12460 2017-07-13 David Malcolm <dmalcolm@redhat.com>
12463 * diagnostic-show-locus.c (fixit_cmp): New function.
12464 (layout::layout): Sort m_fixit_hints.
12465 (column_range::column_range): Assert that the values are valid.
12466 (struct char_span): New struct.
12467 (correction::overwrite): New method.
12468 (struct source_line): New struct.
12469 (line_corrections::add_hint): Add assertions. Reimplement memcpy
12470 calls in terms of classes source_line and char_span, and
12471 correction::overwrite.
12472 (selftest::test_overlapped_fixit_printing_2): New function.
12473 (selftest::diagnostic_show_locus_c_tests): Call it.
12475 2017-07-13 Will Schmidt <will_schmidt@vnet.ibm.com>
12477 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Return
12478 early if there is no lhs.
12480 2017-07-13 Martin Liska <mliska@suse.cz>
12482 * dwarf2out.c (gen_pointer_type_die): Remove dead code.
12483 (gen_reference_type_die): Likewise.
12484 * stor-layout.c: Remove Pascal-related comment.
12486 2017-07-13 Martin Liska <mliska@suse.cz>
12488 * opts.c (finish_options): Add quotes to error messages.
12489 (parse_sanitizer_options): Likewise.
12491 2017-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12493 * doc/invoke.texi (armv8-r): Document +fp.sp ARMv8-R extension.
12495 2017-07-13 Richard Earnshaw <rearnsha@arm.com>
12497 * config/arm/vxworks.h (TARGET_ENDIAN_DEFAULT): Define.
12499 2017-07-13 Maxim Ostapenko <m.ostapenko@samsung.com>
12501 * asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
12503 * builtins.c (expand_asan_emit_allocas_unpoison): Likewise.
12505 2017-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12508 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC
12509 provides the hardware capability bits, define the macro
12510 __BUILTIN_CPU_SUPPORTS__.
12511 * config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning
12512 if GLIBC does not provide the hardware capability bits. Add a
12513 gcc_unreachable call if the built-in cpu function is neither
12514 __builtin_cpu_is nor __builtin_cpu_supports.
12515 (rs6000_get_function_versions_dispatcher): Change the warning
12516 that an old GLIBC is used which does not export the capability
12517 bits to be an error.
12518 * doc/extend.texi (target_clones attribute): Document the
12519 restriction that GLIBC 2.23 or newer is needed on the PowerPC.
12520 (PowerPC built-in functions): Document that GLIBC 2.23 or newer is
12521 needed by __builtin_cpu_is and __builtin_cpu_supports. Document
12522 the macros defined by GCC if the newer GLIBC is available.
12524 2017-07-12 Jeff Law <law@redhat.com>
12526 * config/riscv/riscv.c: Remove unnecessary includes. Reorder
12527 remaining includes slightly.
12528 * config/riscv/riscv-builtins.c: Include profile-count.h.
12530 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
12533 * config/avr/avr.c (avr_set_current_function): In diagnostic
12534 messages: Quote keywords and (parts of) identifiers.
12535 [WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or
12538 2017-07-12 Carl Love <cel@us.ibm.com>
12540 * config/rs6000/rs6000-c.c: Add support for built-in functions
12541 vector bool char vec_revb (vector bool char);
12542 vector bool short vec_revb (vector short char);
12543 vector bool int vec_revb (vector bool int);
12544 vector bool long long vec_revb (vector bool long long);
12545 * doc/extend.texi: Update the built-in documentation file for the
12546 new built-in functions.
12548 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12550 * config/s390/s390.md: Remove movcc splitter.
12552 2017-07-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12554 * config/s390/s390.c (s390_rtx_costs): Return proper costs for
12555 load/store on condition.
12557 2017-07-12 Georg-Johann Lay <avr@gjlay.de>
12560 * config/avr/avr.c (avr_encode_section_info)
12561 [progmem && !TREE_READONLY]: Error if progmem object needs
12564 2017-07-11 Michael Collison <michael.collison@arm.com>
12566 * config/aarch64/aarch64-simd.md (aarch64_sub<mode>_compare0):
12569 2017-07-11 Carl Love <cel@us.ibm.com>
12571 * config/rs6000/rs6000-c.c: Add support for builtins
12572 vector unsigned int vec_parity_lsbb (vector signed int);
12573 vector unsigned int vec_parity_lsbb (vector unsigned int);
12574 vector unsigned __int128 vec_parity_lsbb (vector signed __int128);
12575 vector unsigned __int128 vec_parity_lsbb (vector unsigned __int128);
12576 vector unsigned long long vec_parity_lsbb (vector signed long long);
12577 vector unsigned long long vec_parity_lsbb (vector unsigned long long);
12578 * config/rs6000/rs6000-builtin.def (VPARITY_LSBB): Add BU_P9V_OVERLOAD1.
12579 * config/rs6000/altivec.h (vec_parity_lsbb): Add define.
12580 * doc/extend.texi: Update the built-in documentation file for the
12581 new built-in functions.
12583 2017-07-11 David Malcolm <dmalcolm@redhat.com>
12585 * diagnostic-show-locus.c: Include "gcc-rich-location.h".
12586 (layout::m_primary_loc): New field.
12587 (layout::layout): Initialize new field. Move location filtering
12588 logic from here to...
12589 (layout::maybe_add_location_range): ...this new method. Add
12590 support for filtering to just the lines already specified by other
12592 (layout::will_show_line_p): New method.
12593 (gcc_rich_location::add_location_if_nearby): New method.
12594 (selftest::test_add_location_if_nearby): New test function.
12595 (selftest::diagnostic_show_locus_c_tests): Call it.
12596 * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
12599 2017-07-11 Tom de Vries <tom@codesourcery.com>
12601 * config/nvptx/nvptx.c (WORKAROUND_PTXJIT_BUG): New macro.
12602 (bb_first_real_insn): New function.
12603 (nvptx_single): Add extra initialization of broadcasted condition
12606 2017-07-11 Nathan Sidwell <nathan@acm.org>
12608 * dwarf2out.c (gen_member_die): Remove useless check for anon ctors.
12610 2017-07-11 Georg-Johann Lay <avr@gjlay.de>
12612 * doc/extend.texi (AVR Function Attributes): Remove weblink to
12613 Binutils doc as TEXI will mess them up.
12614 * doc/invoke.texi (AVR Options): Same here.
12616 2017-07-11 Daniel Cederman <cederman@gaisler.com>
12618 * config/sparc/sparc.opt (mfix-ut700): New option.
12619 (mfix-gr712rc): Likewise.
12620 (sparc_fix_b2bst): New variable.
12621 * doc/invoke.texi (SPARC options): Document them.
12622 (ARM options): Fix warnings.
12623 * config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP
12624 instructions to prevent sequences that can trigger the store-store
12625 errata for certain LEON3FT processors.
12626 (pass_work_around_errata::gate): Also test sparc_fix_b2bst.
12627 (sparc_option_override): Set sparc_fix_b2bst appropriately.
12628 * config/sparc/sparc.md (fix_b2bst): New attribute.
12629 (in_branch_delay): Prevent stores in delay slot if fix_b2bst.
12631 2017-07-10 Uros Bizjak <ubizjak@gmail.com>
12634 * config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH.
12636 (*rsqrtsf2_sse): Ditto.
12638 (div<mode>3): Macroize insn from divdf3 and divsf3
12639 using MODEF mode iterator.
12641 2017-07-10 Martin Sebor <msebor@redhat.com>
12643 PR tree-optimization/80397
12644 * gimple-ssa-sprintf.c (format_integer): Use INTEGRAL_TYPE_P()
12645 instead of testing for equality to INTEGER_TYPE.
12647 2017-07-10 Vineet Gupta <vgupta@synopsys.com>
12649 * config.gcc: Remove uclibc from arc target spec.
12651 2017-07-10 Claudiu Zissulescu <claziss@synopsys.com>
12653 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Define.
12655 2017-07-07 Jan Hubicka <hubicka@ucw.cz>
12658 * lto-wrapper.c (remove_option): New function.
12659 (merge_and_complain): Merge PIC/PIE options more realistically.
12661 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
12663 Better ISR prologues by supporting GASes __gcc_isr pseudo insn.
12667 * configure.ac [target=avr]: Add GAS check for -mgcc-isr.
12668 (HAVE_AS_AVR_MGCCISR_OPTION): If so, AC_DEFINE it.
12669 * config.in: Regenerate.
12670 * configure: Regenerate.
12671 * doc/extend.texi (AVR Function Attributes) <no_gccisr>: Document it.
12672 * doc/invoke.texi (AVR Options) <-mgas-isr-prologues>: Document it.
12673 * config/avr/avr.opt (-mgas-isr-prologues): New option and...
12674 (TARGET_GASISR_PROLOGUES): ...target mask.
12675 * common/config/avr/avr-common.c
12676 (avr_option_optimization_table) [OPT_LEVELS_1_PLUS_NOT_DEBUG]:
12677 Set -mgas-isr-prologues.
12678 * config/avr/avr-passes.def (avr_pass_pre_proep): Add
12679 INSERT_PASS_BEFORE for it.
12680 * config/avr/avr-protos.h (make_avr_pass_pre_proep): New proto.
12681 * config/avr/avr.c (avr_option_override)
12682 [!HAVE_AS_AVR_MGCCISR_OPTION]: Unset TARGET_GASISR_PROLOGUES.
12683 (avr_no_gccisr_function_p, avr_hregs_split_reg): New static functions.
12684 (avr_attribute_table) <no_gccisr>: Add new function attribute.
12685 (avr_set_current_function) <is_no_gccisr>: Init machine field.
12686 (avr_pass_data_pre_proep, avr_pass_pre_proep): New pass data
12688 (make_avr_pass_pre_proep): New function.
12689 (emit_push_sfr) <treg>: Add argument to function and use it
12690 instead of TMP_REG.
12691 (avr_expand_prologue) [machine->gasisr.maybe]: Emit gasisr insn
12692 and set machine->gasisr.yes.
12693 (avr_expand_epilogue) [machine->gasisr.yes]: Similar.
12694 (avr_asm_function_end_prologue) [machine->gasisr.yes]: Add
12695 __gcc_isr.n_pushed to .L__stack_usage.
12696 (TARGET_ASM_FINAL_POSTSCAN_INSN): Define to...
12697 (avr_asm_final_postscan_insn): ...this new static function.
12698 * config/avr/avr.h (machine_function)
12699 <is_no_gccisr, use_L__stack_usage>: New fields.
12700 <gasisr, gasisr.yes, gasisr.maybe, gasisr.regno>: New fields.
12701 * config/avr/avr.md (UNSPECV_GASISR): Add unspecv enum.
12702 (GASISR_Prologue, GASISR_Epilogue, GASISR_Done): New define_constants.
12703 (gasisr, *gasisr): New expander and insn.
12704 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
12705 [HAVE_AS_AVR_MGCCISR_OPTION]: Print asm_gccisr spec.
12706 * config/avr/specs.h (ASM_SPEC) <asm_gccisr>: Add sub spec.
12708 2017-07-10 Richard Earnshaw <rearnsha@arm.com>
12710 * config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes
12713 2017-07-10 Georg-Johann Lay <avr@gjlay.de>
12715 Move jump-tables out of .text again.
12718 * config/avr/avr.c (ASM_OUTPUT_ADDR_VEC_ELT): Remove function.
12719 (ASM_OUTPUT_ADDR_VEC): New function.
12720 (avr_adjust_insn_length) [JUMP_TABLE_DATA_P]: Return 0.
12721 (avr_final_prescan_insn) [avr_log.insn_addresses]: Dump
12722 INSN_ADDRESSes as asm comment.
12723 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Adjust comment.
12724 (ASM_OUTPUT_ADDR_VEC_ELT): Remove define.
12725 (ASM_OUTPUT_ADDR_VEC): Define to avr_output_addr_vec.
12726 * config/avr/avr.md (*tablejump): Adjust comment.
12727 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
12728 * config/avr/avr-log.c (avr_log_set_avr_log) <insn_addresses>:
12730 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Remove proto.
12731 (avr_output_addr_vec): New proto.
12732 (avr_log_t) <insn_addresses>: New field.
12734 2017-07-09 H.J. Lu <hongjiu.lu@intel.com>
12737 * config/i386/i386.c (ix86_function_arg_advance): Set
12738 outgoing_args_on_stack to true if there are outgoing arguments
12740 (ix86_function_arg): Likewise.
12741 (ix86_get_drap_rtx): Use DRAP only if there are outgoing
12742 arguments on stack and ACCUMULATE_OUTGOING_ARGS is false.
12743 * config/i386/i386.h (machine_function): Add
12744 outgoing_args_on_stack.
12746 2017-07-09 Krister Walfridsson <krister.walfridsson@gmail.com>
12748 * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
12749 supporting pthreds.
12750 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always enable pthreads.
12752 2017-07-08 Richard Sandiford <richard.sandiford@linaro.org>
12754 * Makefile.in (HOOKS_H, RTL_BASE_H, FUNCTION_H, EXPR_H, REGS_H)
12755 (REAL_H): Remove $(MACHMODE_H).
12756 (FIXED_VALUE_H, TREE_CORE_H, CFGLOOP_H): Remove $(MACHMODE_H) and
12758 (CORETYPES_H): Add signop.h, wide-int.h, wide-int-print.h,
12759 $(MACHMODE_H) and double-int.h.
12760 (build/min-insn-modes.o): Depend on $(CORETYPES_H) rather than
12762 (gengtype-state.o, gengtype.o, build/gengtype.o): Don't depend on
12765 2017-07-07 Andrew Pinski <apinski@cavium.com>
12767 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Check
12768 prev_set and curr_set for AARCH64_FUSE_ALU_BRANCH.
12770 2017-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
12772 * config/rs6000/rs6000.c (rs6000_get_function_versions_dispatcher):
12773 Add warning if GCC was not configured to link against a GLIBC that
12774 exports the hardware capability bits.
12775 (make_resolver_func): Make resolver function private and not a
12776 COMDAT function. Create the name with clone_function_name instead
12777 of make_unique_name.
12780 * config/rs6000/rs6000.md (HI sign_extend splitter): Use the
12781 correct operand in doing the split.
12783 2017-07-07 Carl Love <cel@us.ibm.com>
12785 * config/rs6000/rs6000-c: Add support for built-in function
12786 vector unsigned short vec_pack_to_short_fp32 (vector float,
12788 * config/rs6000/rs6000-builtin.def (CONVERT_4F32_8I16): Add
12789 BU_P9V_AV_2 and BU_P9V_OVERLOAD_2 definitions.
12790 * config/rs6000/altivec.h (vec_pack_to_short_fp32): Add define.
12791 * config/rs6000/altivec.md(UNSPEC_CONVERT_4F32_8I16): Add UNSPEC.
12792 (convert_4f32_8i16): Add define_expand.
12793 * doc/extend.texi: Update the built-in documentation file for the
12794 new built-in function.
12796 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
12798 * config/sparc/m8.md: New file.
12799 * config/sparc/sparc.md: Include m8.md.
12801 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
12803 * config/sparc/sparc.opt: New option -mvis4b.
12804 * config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B.
12805 (sparc_option_override): Handle VIS4B.
12806 (enum sparc_builtins): Define
12807 SPARC_BUILTIN_DICTUNPACK{8,16,32},
12808 SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL,
12809 SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL,
12810 SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and
12811 SPARC_BUILTIN_FPCMPUR{8,16,32}SHL.
12812 (check_constant_argument): New function.
12813 (sparc_vis_init_builtins): Define builtins
12814 __builtin_vis_dictunpack{8,16,32},
12815 __builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl,
12816 __builtin_vis_fpcmpu{le,gt}{8,16,32}shl,
12817 __builtin_vis_fpcmpde{8,16,32}shl and
12818 __builtin_vis_fpcmpur{8,16,32}shl.
12819 (sparc_expand_builtin): Check that the constant operands to
12820 __builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed
12821 constant and in range.
12822 * config/sparc/sparc-c.c (sparc_target_macros): Handle
12824 * config/sparc/sparc.h (SPARC_IMM2_P): Define.
12825 (SPARC_IMM5_P): Likewise.
12826 * config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b".
12827 (enabled): Handle vis4b.
12828 (UNSPEC_DICTUNPACK): New unspec.
12829 (UNSPEC_FPCMPSHL): Likewise.
12830 (UNSPEC_FPUCMPSHL): Likewise.
12831 (UNSPEC_FPCMPDESHL): Likewise.
12832 (UNSPEC_FPCMPURSHL): Likewise.
12833 (cpu_feature): New CPU feature `vis4b'.
12834 (dictunpack{8,16,32}): New insns.
12835 (FPCSMODE): New mode iterator.
12836 (fpcscond): New code iterator.
12837 (fpcsucond): Likewise.
12838 (fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns.
12839 (fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise.
12840 (fpcmpde{8,16,32}{si,di}shl): Likewise.
12841 (fpcmpur{8,16,32}{si,di}shl): Likewise.
12842 * config/sparc/constraints.md: Define constraints `q' for unsigned
12843 2-bit integer constants and `t' for unsigned 5-bit integer
12845 * config/sparc/predicates.md (imm5_operand_dictunpack8): New
12847 (imm5_operand_dictunpack16): Likewise.
12848 (imm5_operand_dictunpack32): Likewise.
12849 (imm2_operand): Likewise.
12850 * doc/invoke.texi (SPARC Options): Document -mvis4b.
12851 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12852 ditunpack* and fpcmp*shl builtins.
12854 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
12856 * config.gcc: Handle m8 in --with-{cpu,tune} options.
12857 * config.in: Add HAVE_AS_SPARC6 define.
12858 * config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC
12860 * config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for
12862 (ASM_CPU32_DEFAUILT_SPEC): Likewise.
12863 (CPP_CPU_SPEC): Handle m8.
12864 (ASM_CPU_SPEC): Likewise.
12865 * config/sparc/sparc-opts.h (enum processor_type): Add
12867 * config/sparc/sparc.c (m8_costs): New struct.
12868 (sparc_option_override): Handle TARGET_CPU_m8.
12869 (sparc32_initialize_trampoline): Likewise.
12870 (sparc64_initialize_trampoline): Likewise.
12871 (sparc_issue_rate): Likewise.
12872 (sparc_register_move_cost): Likewise.
12873 * config/sparc/sparc.h (TARGET_CPU_m8): Define.
12874 (CPP_CPU64_DEFAULT_SPEC): Define for M8.
12875 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12876 (CPP_CPU_SPEC): Handle M8.
12877 (ASM_CPU_SPEC): Likewise.
12878 (AS_M8_FLAG): Define.
12879 * config/sparc/sparc.md: Add m8 to the cpu attribute.
12880 * config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets.
12881 * configure.ac (HAVE_AS_SPARC6): Check for assembler support for
12883 * configure: Regenerate.
12884 * doc/invoke.texi (SPARC Options): Document -mcpu=m8 and
12887 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
12889 * config/sparc/niagara7.md: Rework the DFA scheduler to use insn
12891 * config/sparc/sparc.md: Remove the `v3pipe' insn attribute.
12892 ("*movdi_insn_sp32"): Do not set v3pipe.
12893 ("*movsi_insn"): Likewise.
12894 ("*movdi_insn_sp64"): Likewise.
12895 ("*movsf_insn"): Likewise.
12896 ("*movdf_insn_sp32"): Likewise.
12897 ("*movdf_insn_sp64"): Likewise.
12898 ("*zero_extendsidi2_insn_sp64"): Likewise.
12899 ("*sign_extendsidi2_insn"): Likewise.
12900 ("*mov<VM32:mode>_insn"): Likewise.
12901 ("*mov<VM64:mode>_insn_sp64"): Likewise.
12902 ("*mov<VM64:mode>_insn_sp32"): Likewise.
12903 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
12904 ("<vlop:code><VL:mode>3"): Likewise.
12905 ("*not_<vlop:code><VL:mode>3"): Likewise.
12906 ("*nand<VL:mode>_vis"): Likewise.
12907 ("*<vlnotop:code>_not1<VL:mode>_vis"): Likewise.
12908 ("*<vlnotop:code>_not2<VL:mode>_vis"): Likewise.
12909 ("one_cmpl<VL:mode>2"): Likewise.
12910 ("faligndata<VM64:mode>_vis"): Likewise.
12911 ("alignaddrsi_vis"): Likewise.
12912 ("alignaddrdi_vis"): Likweise.
12913 ("alignaddrlsi_vis"): Likewise.
12914 ("alignaddrldi_vis"): Likewise.
12915 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
12916 ("bmaskdi_vis"): Likewise.
12917 ("bmasksi_vis"): Likewise.
12918 ("bshuffle<VM64:mode>_vis"): Likewise.
12919 ("cmask8<P:mode>_vis"): Likewise.
12920 ("cmask16<P:mode>_vis"): Likewise.
12921 ("cmask32<P:mode>_vis"): Likewise.
12922 ("pdistn<P:mode>_vis"): Likewise.
12923 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
12925 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
12927 * config/sparc/sparc.md ("subtype"): New insn attribute.
12928 ("*wrgsr_sp64"): Set insn subtype.
12929 ("*rdgsr_sp64"): Likewise.
12930 ("alignaddrsi_vis"): Likewise.
12931 ("alignaddrdi_vis"): Likewise.
12932 ("alignaddrlsi_vis"): Likewise.
12933 ("alignaddrldi_vis"): Likewise.
12934 ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
12935 ("fexpand_vis"): Likewise.
12936 ("fpmerge_vis"): Likewise.
12937 ("faligndata<VM64:mode>_vis"): Likewise.
12938 ("bshuffle<VM64:mode>_vis"): Likewise.
12939 ("cmask8<P:mode>_vis"): Likewise.
12940 ("cmask16<P:mode>_vis"): Likewise.
12941 ("cmask32<P:mode>_vis"): Likewise.
12942 ("fchksm16_vis"): Likewise.
12943 ("v<vis3_shift_patname><GCM:mode>3"): Likewise.
12944 ("fmean16_vis"): Likewise.
12945 ("fp<plusminus_insn>64_vis"): Likewise.
12946 ("<plusminus_insn>v8qi3"): Likewise.
12947 ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
12948 ("<vis4_minmax_patname><VMMAX:mode>3"): Likewise.
12949 ("<vis4_uminmax_patname><VMMAX:mode>3"): Likewise.
12950 ("<vis3_addsub_ss_patname>v8qi3"): Likewise.
12951 ("<vis4_addsub_us_patname><VAUS:mode>3"): Likewise.
12952 ("*movqi_insn"): Likewise.
12953 ("*movhi_insn"): Likewise.
12954 ("*movsi_insn"): Likewise.
12955 ("movsi_pic_gotdata_op"): Likewise.
12956 ("*movdi_insn_sp32"): Likewise.
12957 ("*movdi_insn_sp64"): Likewise.
12958 ("movdi_pic_gotdata_op"): Likewise.
12959 ("*movsf_insn"): Likewise.
12960 ("*movdf_insn_sp32"): Likewise.
12961 ("*movdf_insn_sp64"): Likewise.
12962 ("*zero_extendhisi2_insn"): Likewise.
12963 ("*zero_extendqihi2_insn"): Likewise.
12964 ("*zero_extendqisi2_insn"): Likewise.
12965 ("*zero_extendqidi2_insn"): Likewise.
12966 ("*zero_extendhidi2_insn"): Likewise.
12967 ("*zero_extendsidi2_insn_sp64"): Likewise.
12968 ("ldfsr"): Likewise.
12969 ("prefetch_64"): Likewise.
12970 ("prefetch_32"): Likewise.
12971 ("tie_ld32"): Likewise.
12972 ("tie_ld64"): Likewise.
12973 ("*tldo_ldub_sp32"): Likewise.
12974 ("*tldo_ldub1_sp32"): Likewise.
12975 ("*tldo_ldub2_sp32"): Likewise.
12976 ("*tldo_ldub_sp64"): Likewise.
12977 ("*tldo_ldub1_sp64"): Likewise.
12978 ("*tldo_ldub2_sp64"): Likewise.
12979 ("*tldo_ldub3_sp64"): Likewise.
12980 ("*tldo_lduh_sp32"): Likewise.
12981 ("*tldo_lduh1_sp32"): Likewise.
12982 ("*tldo_lduh_sp64"): Likewise.
12983 ("*tldo_lduh1_sp64"): Likewise.
12984 ("*tldo_lduh2_sp64"): Likewise.
12985 ("*tldo_lduw_sp32"): Likewise.
12986 ("*tldo_lduw_sp64"): Likewise.
12987 ("*tldo_lduw1_sp64"): Likewise.
12988 ("*tldo_ldx_sp64"): Likewise.
12989 ("*mov<VM32:mode>_insn"): Likewise.
12990 ("*mov<VM64:mode>_insn_sp64"): Likewise.
12991 ("*mov<VM64:mode>_insn_sp32"): Likewise.
12993 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
12995 * config/sparc/sparc.md ("type"): New insn type viscmp.
12996 ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Set insn type to
12998 ("fpcmp<gcond:code>8<P:mode>_vis"): Likewise.
12999 ("fucmp<gcond:code>8<P:mode>_vis"): Likewise.
13000 ("fpcmpu<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
13001 * config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle
13003 ("n7_vis_logical_11cycle"): Likewise.
13004 * config/sparc/niagara4.md ("n4_vis_logical"): Likewise.
13005 * config/sparc/niagara2.md ("niag3_vis": Likewise.
13006 * config/sparc/niagara.md ("niag_vis"): Likewise.
13007 * config/sparc/ultra3.md ("us3_fga"): Likewise.
13008 * config/sparc/ultra1_2.md ("us1_fga_double"): Likewise.
13010 2017-07-07 Jose E. Marchesi <jose.marchesi@oracle.com>
13012 * config/sparc/sparc.md: New instruction type `bmask'.
13013 (bmaskdi_vis): Use the `bmask' type.
13014 (bmasksi_vis): Likewise.
13015 * config/sparc/ultra3.md (us3_array): Likewise.
13016 * config/sparc/niagara7.md (n7_array): Likewise.
13017 * config/sparc/niagara4.md (n4_array): Likewise.
13018 * config/sparc/niagara2.md (niag2_vis): Likewise.
13019 (niag3_vis): Likewise.
13020 * config/sparc/niagara.md (niag_vis): Likewise.
13022 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13024 * ipa-comdats.c: Remove optimize check from gate.
13025 * ipa-fnsummary.c (ipa_fn_summary_generate): do not generate summary
13026 for functions not optimized.
13027 (ipa_fn_summary_read): Skip optimize check.
13028 (ipa_fn_summary_write): Likewise.
13029 * ipa-inline-analysis.c (do_estimate_growth_1): Check that caller
13031 * ipa-inline.c (can_inline_edge_p): Not optimized functions are
13033 (can_inline_edge_p): Check flag_pcc_struct_return for match.
13034 (check_callers): Give up on caller which is not optimized.
13035 (inline_small_functions): Likewise.
13036 (ipa_inline): Do not give up when not optimizing.
13037 * ipa-visbility.c (function_and_variable_visibility): Do not optimize
13038 away unoptimizes cdtors.
13039 (whole_program_function_and_variable_visibility): Do
13040 ipa_discover_readonly_nonaddressable_vars in LTO mode.
13041 * ipa.c (process_references): Do not check optimize.
13042 (symbol_table::remove_unreachable_nodes): Update optimize check.
13043 (set_writeonly_bit): Update optimize check.
13044 (pass_ipa_cdtor_merge::gate): Do not check optimize.
13045 (pass_ipa_single_use::gate): Remove.
13047 2017-07-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
13049 * config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
13050 insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
13051 rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
13052 mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
13053 permute_load, permute_store, adjust_extract, adjust_splat,
13054 adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
13055 replace_swap_with_copy, dump_swap_insn_table,
13056 alignment_with_canonical_addr, alignment_mask, find_alignment_op,
13057 recombine_lvx_pattern, recombine_stvx_pattern,
13058 recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
13059 make_pass_analyze_swaps): Move all code related to p8 swap optimizations
13060 to file rs6000-p8swap.c.
13061 * config/rs6000/rs6000-p8swap.c: New file.
13062 * config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
13063 * config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
13064 and rs6000*-*-* targets.
13066 2017-07-06 David Malcolm <dmalcolm@redhat.com>
13068 * Makefile.in (selftest): Remove dependency on s-selftest-c++.
13070 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13072 * lto-wrapper.c (merge_and_complain): Do not merge
13073 fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno,
13074 fsigned_zeros, ftrapping_math, fwrapv.
13075 (append_compiler_options): Do not track these options.
13076 (append_linker_options): Likewie
13078 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13080 * cgraphunit.c (cgraph_node::finalize_function): When
13081 !flag_toplevel_reorde set no_reorder flag.
13082 (varpool_node::finalize_decl): Likewise.
13083 (symbol_table::compile): Drop no toplevel reorder path.
13085 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13087 * bb-reorder.c (better_edge_p): Do not build traces across abnormal/eh
13088 edges; zero probability is not better than uninitialized.
13090 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
13092 * asan.h (asan_sanitize_allocas_p): Declare.
13093 * asan.c (asan_sanitize_allocas_p): New function.
13094 (handle_builtin_stack_restore): Bail out if !asan_sanitize_allocas_p.
13095 (handle_builtin_alloca): Likewise.
13096 * cfgexpand.c (expand_used_vars): Do not add allocas unpoisoning stuff
13097 if !asan_sanitize_allocas_p.
13098 * params.def (asan-instrument-allocas): Add new option.
13099 * params.h (ASAN_PROTECT_ALLOCAS): Define.
13100 * opts.c (common_handle_option): Disable allocas sanitization for
13103 2017-07-06 Maxim Ostapenko <m.ostapenko@samsung.com>
13105 * asan.c: Include gimple-fold.h.
13106 (get_last_alloca_addr): New function.
13107 (handle_builtin_stackrestore): Likewise.
13108 (handle_builtin_alloca): Likewise.
13109 (asan_emit_allocas_unpoison): Likewise.
13110 (get_mem_refs_of_builtin_call): Add new parameter, remove const
13111 quallifier from first paramerer. Handle BUILT_IN_ALLOCA,
13112 BUILT_IN_ALLOCA_WITH_ALIGN and BUILT_IN_STACK_RESTORE builtins.
13113 (instrument_builtin_call): Pass gimple iterator to
13114 get_mem_refs_of_builtin_call.
13115 (last_alloca_addr): New global.
13116 * asan.h (asan_emit_allocas_unpoison): Declare.
13117 * builtins.c (expand_asan_emit_allocas_unpoison): New function.
13118 (expand_builtin): Handle BUILT_IN_ASAN_ALLOCAS_UNPOISON.
13119 * cfgexpand.c (expand_used_vars): Call asan_emit_allocas_unpoison
13120 if function calls alloca.
13121 * gimple-fold.c (replace_call_with_value): Remove static keyword.
13122 * gimple-fold.h (replace_call_with_value): Declare.
13123 * internal-fn.c: Include asan.h.
13124 * sanitizer.def (BUILT_IN_ASAN_ALLOCA_POISON,
13125 BUILT_IN_ASAN_ALLOCAS_UNPOISON): New builtins.
13127 2017-07-06 David Malcolm <dmalcolm@redhat.com>
13129 * Makefile.in (SELFTEST_FLAGS): Drop "-x c", moving it to...
13130 (C_SELFTEST_FLAGS): New.
13131 (CPP_SELFTEST_FLAGS): New.
13132 (SELFTEST_DEPS): New, from deps of s-selftest.
13133 (C_SELFTEST_DEPS): New, from deps of s-selftest.
13134 (CPP_SELFTEST_DEPS): New.
13135 (selftest): Add dependency on s-selftest-c++.
13136 (s-selftest): Rename to...
13137 (s-selftest-c): ...this, moving deps to SELFTEST_DEPS
13138 and C_SELFTEST_DEPS, and using C_SELFTEST_FLAGS rather
13139 than SELFTEST_FLAGS.
13140 (selftest-gdb): Rename to...
13141 (selftest-c-gdb): ...this, using C_SELFTEST_DEPS and
13143 (selftest-gdb): Reintroduce as an alias for selftest-c-gdb.
13144 (selftest-valgrind): Rename to...
13145 (selftest-c-valgrind): ...this, using C_SELFTEST_DEPS and
13147 (selftest-valgrind): Reintroduce as an alias for
13148 selftest-c-valgrind.
13149 (s-selftest-c++): New.
13150 (selftest-c++-gdb): New.
13151 (selftest-c++-valgrind): New.
13153 2017-07-06 Olivier Hainque <hainque@adacore.com>
13155 * gcc.c (process_command): When deciding if undefined variables
13156 should be ignored when processing specs, accept "gcc -v" as well.
13158 2017-07-06 Jan Hubicka <hubicka@ucw.cz>
13160 * auto-profile.c (afdo_set_bb_count, afdo_propagate_edge,
13161 afdo_annotate_cfg): Set counts/probabilities as determined by afdo.
13163 2017-07-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
13165 * config/arm/arm-cpus.in (armv8-r): Add new entry.
13166 * config/arm/arm-isa.h (ISA_ARMv8r): Define macro.
13167 * config/arm/arm-tables.opt: Regenerate.
13168 * config/arm/arm.h (enum base_architecture): Add BASE_ARCH_8R
13170 * doc/invoke.texi: Mention -march=armv8-r and its extensions.
13172 2017-07-06 Carl Love <cel@us.ibm.com>
13174 * ChangeLog: Clean up from mid air collision
13176 2017-07-06 Carl Love <cel@us.ibm.com>
13178 * config/rs6000/rs6000-c.c: Add support for built-in functions
13179 vector signed int vec_subc (vector signed int, vector signed int);
13180 vector signed __int128 vec_subc (vector signed __int128,
13181 vector signed __int128);
13182 vector unsigned __int128 vec_subc (vector unsigned __int128,
13183 vector unsigned __int128);
13184 vector signed int vec_sube (vector signed int, vector signed int,
13185 vector signed int);
13186 vector unsigned int vec_sube (vector unsigned int,
13187 vector unsigned int,
13188 vector unsigned int);
13189 vector signed __int128 vec_sube (vector signed __int128,
13190 vector signed __int128,
13191 vector signed__int128);
13192 vector unsigned __int128 vec_sube (vector unsigned __int128,
13193 vector unsigned __int128,
13194 vector unsigned __int128);
13195 vector signed int vec_subec (vector signed int, vector signed int,
13196 vector signed int);
13197 vector unsigned int vec_subec (vector unsigned int,
13198 vector unsigned int,
13199 vector unsigned int);
13200 vector signed __int128 vec_subec (vector signed __int128,
13201 vector signed __int128,
13202 vector signed__int128);
13203 vector unsigned __int128 vec_subec (vector unsigned __int128,
13204 vector unsigned __int128,
13205 vector unsigned __int128);
13206 * config/rs6000/rs6000.c (ALTIVEC_BUILTIN_VEC_SUBE,
13207 ALTIVEC_BUILTIN_VEC_SUBEC): Add ef_builtins.
13208 * config/rs6000/rs6000-builtin.def (SUBE, SUBEC): Add
13209 BU_ALTIVEC_OVERLOAD_X definitions.
13210 * config/rs6000/altivec.h (vec_sube, vec_subec): Add builtin defines.
13211 * doc/extend.texi: Update the built-in documentation file for the new
13212 built-in functions.
13214 2017-07-06 David Malcolm <dmalcolm@redhat.com>
13217 * diagnostic-show-locus.c (layout::layout): Use start and finish
13218 spelling location for the start and finish of each range.
13219 * genmatch.c (linemap_client_expand_location_to_spelling_point):
13220 Add unused aspect param.
13221 * input.c (expand_location_1): Add "aspect" param, and use it
13222 to access the correct part of the location.
13223 (expand_location): Pass LOCATION_ASPECT_CARET to new param of
13225 (expand_location_to_spelling_point): Likewise.
13226 (linemap_client_expand_location_to_spelling_point): Add "aspect"
13227 param, and pass it to expand_location_1.
13229 2017-07-06 Sebastian Peryt <sebastian.peryt@intel.com>
13231 * config/i386/avx512fintrin.h (_mm_mask_getexp_round_ss,
13232 _mm_maskz_getexp_round_ss, _mm_mask_getexp_round_sd,
13233 _mm_maskz_getexp_round_sd, _mm_mask_getmant_round_sd,
13234 _mm_maskz_getmant_round_sd, _mm_mask_getmant_round_ss,
13235 _mm_maskz_getmant_round_ss, _mm_mask_getexp_ss, _mm_maskz_getexp_ss,
13236 _mm_mask_getexp_sd, _mm_maskz_getexp_sd, _mm_mask_getmant_sd,
13237 _mm_maskz_getmant_sd, _mm_mask_getmant_ss,
13238 _mm_maskz_getmant_ss): New intrinsics.
13239 (__builtin_ia32_getexpss128_mask): Changed to ...
13240 __builtin_ia32_getexpss128_round ... this.
13241 (__builtin_ia32_getexpsd128_mask): Changed to ...
13242 __builtin_ia32_getexpsd128_round ... this.
13243 * config/i386/i386-builtin-types.def
13244 ((V2DF, V2DF, V2DF, INT, V2DF, UQI, INT),
13245 (V4SF, V4SF, V4SF, INT, V4SF, UQI, INT)): New function type aliases.
13246 * config/i386/i386-builtin.def (__builtin_ia32_getexpsd_mask_round,
13247 __builtin_ia32_getexpss_mask_round, __builtin_ia32_getmantsd_mask_round,
13248 __builtin_ia32_getmantss_mask_round): New builtins.
13249 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_INT_V2DF_UQI_INT,
13250 V4SF_FTYPE_V4SF_V4SF_INT_V4SF_UQI_INT): Handle new types.
13251 (CODE_FOR_avx512f_vgetmantv2df_mask_round,
13252 CODE_FOR_avx512f_vgetmantv4sf_mask_round): New cases.
13253 * config/i386/sse.md
13254 (avx512f_sgetexp<mode><round_saeonly_name>): Changed to ...
13255 avx512f_sgetexp<mode><mask_scalar_name>
13256 <round_saeonly_scalar_name> ... this.
13257 (vgetexp<ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|
13258 %0, %1, %2<round_saeonly_op3>}): Changed to ...
13259 vgetexp<ssescalarmodesuffix>
13260 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
13261 %0<mask_scalar_operand3>, %1, %2<round_saeonly_scalar_mask_op3>} ... this.
13262 (avx512f_vgetmant<mode><round_saeonly_name>): Changed to ...
13263 avx512f_vgetmant<mode><mask_scalar_name>
13264 <round_saeonly_scalar_name> ... this.
13265 (vgetmant<ssescalarmodesuffix>\t{%3, <round_saeonly_op4>%2, %1, %0|
13266 %0, %1, %2<round_saeonly_op4>, %3}): Changed to ...
13267 vgetmant<ssescalarmodesuffix>
13268 \t{%3, <round_saeonly_scalar_mask_op4>%2, %1, %0<mask_scalar_operand4>|
13269 %0<mask_scalar_operand4>, %1, %2
13270 <round_saeonly_scalar_mask_op4>, %3} ... this.
13271 * config/i386/subst.md (mask_scalar_operand4,
13272 round_saeonly_scalar_mask_operand4, round_saeonly_scalar_mask_op4,
13273 round_saeonly_scalar_nimm_predicate): New subst attributes.
13275 2017-07-06 Julia Koval <julia.koval@intel.com>
13277 * config/i386/i386.c (ix86_erase_embedded_rounding):
13278 Remove code for old rounding pattern.
13280 2017-07-06 Richard Earnshaw <rearnsha@arm.com>
13282 * config/arm/t-arm (GTM_H): Add arm-cpu.h.
13284 2017-07-06 Christophe Lyon <christophe.lyon@linaro.org>
13286 * doc/sourcebuild.texi (Test Directives, Variants of
13287 dg-require-support): Add documentation for dg-require-stack-check.
13289 2017-07-05 Sebastian Peryt <sebastian.peryt@intel.com>
13291 * config/i386/subst.md (mask_scalar, round_scalar,
13292 round_saeonly_scalar): New meta-templates.
13293 (mask_scalar_name, mask_scalar_operand3, round_scalar_name,
13294 round_scalar_mask_operand3, round_scalar_mask_op3,
13295 round_scalar_constraint, round_scalar_prefix, round_saeonly_scalar_name,
13296 round_saeonly_scalar_mask_operand3, round_saeonly_scalar_mask_op3,
13297 round_saeonly_scalar_constraint,
13298 round_saeonly_scalar_prefix): New subst attribute.
13299 * config/i386/sse.md
13300 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): Renamed to ...
13301 <sse>_vm<plusminus_insn><mode>3<mask_scalar_name>
13302 <round_scalar_name> ... this.
13303 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): Renamed to ...
13304 <sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name>
13305 <round_scalar_name> ... this.
13306 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): Renamed to ...
13307 <sse>_vm<code><mode>3<mask_scalar_name>
13308 <round_saeonly_scalar_name> ... this.
13309 (v<plusminus_mnemonic><ssescalarmodesuffix>
13310 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
13311 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
13312 v<plusminus_mnemonic><ssescalarmodesuffix>
13313 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
13314 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
13315 (v<multdiv_mnemonic><ssescalarmodesuffix>
13316 \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
13317 %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
13318 v<multdiv_mnemonic><ssescalarmodesuffix>
13319 \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
13320 %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
13321 (v<maxmin_float><ssescalarmodesuffix>
13322 \t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|
13323 %0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}): Changed to ...
13324 v<maxmin_float><ssescalarmodesuffix>
13325 \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
13326 %0<mask_scalar_operand3>, %1, %<iptr>2
13327 <round_saeonly_scalar_mask_op3>} ... this.
13329 2017-07-05 Richard Earnshaw <rearnsha@arm.com>
13331 * config/arm/arm.c (arm_fixed_condition_code_regs): New function.
13332 (TARGET_FIXED_CONDITION_CODE_REGS): Redefine.
13334 2017-07-05 Richard Sandiford <richard.sandiford@linaro.org>
13335 Alan Hayward <alan.hayward@arm.com>
13336 David Sherwood <david.sherwood@arm.com>
13338 * combine.c (simplify_if_then_else): Remove "enum" before
13340 * compare-elim.c (can_eliminate_compare): Likewise.
13341 * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
13343 (aarch64_lookup_simd_builtin_type): Likewise.
13344 (aarch64_simd_builtin_type): Likewise.
13345 (aarch64_init_simd_builtin_types): Likewise.
13346 (aarch64_simd_expand_args): Likewise.
13347 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist):
13349 (aarch64_reverse_mask): Likewise.
13350 (aarch64_simd_emit_reg_reg_move): Likewise.
13351 (aarch64_gen_adjusted_ldpstp): Likewise.
13352 (aarch64_ccmp_mode_to_code): Likewise.
13353 (aarch64_operands_ok_for_ldpstp): Likewise.
13354 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13355 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class):
13357 (aarch64_min_divisions_for_recip_mul): Likewise.
13358 (aarch64_reassociation_width): Likewise.
13359 (aarch64_get_condition_code_1): Likewise.
13360 (aarch64_simd_emit_reg_reg_move): Likewise.
13361 (aarch64_simd_attr_length_rglist): Likewise.
13362 (aarch64_reverse_mask): Likewise.
13363 (aarch64_operands_ok_for_ldpstp): Likewise.
13364 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13365 (aarch64_gen_adjusted_ldpstp): Likewise.
13366 * config/aarch64/cortex-a57-fma-steering.c (fma_node::rename):
13368 * config/arc/arc.c (legitimate_offset_address_p): Likewise.
13369 * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
13370 (arm_lookup_simd_builtin_type): Likewise.
13371 (arm_simd_builtin_type): Likewise.
13372 (arm_init_simd_builtin_types): Likewise.
13373 (arm_expand_builtin_args): Likewise.
13374 * config/arm/arm-protos.h (arm_expand_builtin): Likewise.
13375 * config/ft32/ft32.c (ft32_libcall_value): Likewise.
13376 (ft32_setup_incoming_varargs): Likewise.
13377 (ft32_function_arg): Likewise.
13378 (ft32_function_arg_advance): Likewise.
13379 (ft32_pass_by_reference): Likewise.
13380 (ft32_arg_partial_bytes): Likewise.
13381 (ft32_valid_pointer_mode): Likewise.
13382 (ft32_addr_space_pointer_mode): Likewise.
13383 (ft32_addr_space_legitimate_address_p): Likewise.
13384 * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple):
13386 * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
13387 (ix86_emit_outlined_ms2sysv_restore): Likewise.
13388 (iamcu_alignment): Likewise.
13389 (canonicalize_vector_int_perm): Likewise.
13390 (ix86_noce_conversion_profitable_p): Likewise.
13391 (ix86_mpx_bound_mode): Likewise.
13392 (ix86_operands_ok_for_move_multiple): Likewise.
13393 * config/microblaze/microblaze-protos.h
13394 (microblaze_expand_conditional_branch_reg): Likewise.
13395 * config/microblaze/microblaze.c
13396 (microblaze_expand_conditional_branch_reg): Likewise.
13397 * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
13399 (rs6000_reassociation_width): Likewise.
13400 (rs6000_invalid_binary_op): Likewise.
13401 (fusion_p9_p): Likewise.
13402 (emit_fusion_p9_load): Likewise.
13403 (emit_fusion_p9_store): Likewise.
13404 * config/riscv/riscv-protos.h (riscv_regno_mode_ok_for_base_p):
13406 (riscv_hard_regno_mode_ok_p): Likewise.
13407 (riscv_address_insns): Likewise.
13408 (riscv_split_symbol): Likewise.
13409 (riscv_legitimize_move): Likewise.
13410 (riscv_function_value): Likewise.
13411 (riscv_hard_regno_nregs): Likewise.
13412 (riscv_expand_builtin): Likewise.
13413 * config/riscv/riscv.c (riscv_build_integer_1): Likewise.
13414 (riscv_build_integer): Likewise.
13415 (riscv_split_integer): Likewise.
13416 (riscv_legitimate_constant_p): Likewise.
13417 (riscv_cannot_force_const_mem): Likewise.
13418 (riscv_regno_mode_ok_for_base_p): Likewise.
13419 (riscv_valid_base_register_p): Likewise.
13420 (riscv_valid_offset_p): Likewise.
13421 (riscv_valid_lo_sum_p): Likewise.
13422 (riscv_classify_address): Likewise.
13423 (riscv_legitimate_address_p): Likewise.
13424 (riscv_address_insns): Likewise.
13425 (riscv_load_store_insns): Likewise.
13426 (riscv_force_binary): Likewise.
13427 (riscv_split_symbol): Likewise.
13428 (riscv_force_address): Likewise.
13429 (riscv_legitimize_address): Likewise.
13430 (riscv_move_integer): Likewise.
13431 (riscv_legitimize_const_move): Likewise.
13432 (riscv_legitimize_move): Likewise.
13433 (riscv_address_cost): Likewise.
13434 (riscv_subword): Likewise.
13435 (riscv_output_move): Likewise.
13436 (riscv_canonicalize_int_order_test): Likewise.
13437 (riscv_emit_int_order_test): Likewise.
13438 (riscv_function_arg_boundary): Likewise.
13439 (riscv_pass_mode_in_fpr_p): Likewise.
13440 (riscv_pass_fpr_single): Likewise.
13441 (riscv_pass_fpr_pair): Likewise.
13442 (riscv_get_arg_info): Likewise.
13443 (riscv_function_arg): Likewise.
13444 (riscv_function_arg_advance): Likewise.
13445 (riscv_arg_partial_bytes): Likewise.
13446 (riscv_function_value): Likewise.
13447 (riscv_pass_by_reference): Likewise.
13448 (riscv_setup_incoming_varargs): Likewise.
13449 (riscv_print_operand): Likewise.
13450 (riscv_elf_select_rtx_section): Likewise.
13451 (riscv_save_restore_reg): Likewise.
13452 (riscv_for_each_saved_reg): Likewise.
13453 (riscv_register_move_cost): Likewise.
13454 (riscv_hard_regno_mode_ok_p): Likewise.
13455 (riscv_hard_regno_nregs): Likewise.
13456 (riscv_class_max_nregs): Likewise.
13457 (riscv_memory_move_cost): Likewise.
13458 * config/rl78/rl78-protos.h (rl78_split_movsi): Likewise.
13459 * config/rl78/rl78.c (rl78_split_movsi): Likewise.
13460 (rl78_addr_space_address_mode): Likewise.
13461 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13463 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
13464 (rs6000_reassociation_width): Likewise.
13465 (rs6000_invalid_binary_op): Likewise.
13466 (fusion_p9_p): Likewise.
13467 (emit_fusion_p9_load): Likewise.
13468 (emit_fusion_p9_store): Likewise.
13469 * config/visium/visium-protos.h (prepare_move_operands): Likewise.
13470 (ok_for_simple_move_operands): Likewise.
13471 (ok_for_simple_move_strict_operands): Likewise.
13472 (ok_for_simple_arith_logic_operands): Likewise.
13473 (visium_legitimize_reload_address): Likewise.
13474 (visium_select_cc_mode): Likewise.
13475 (output_cbranch): Likewise.
13476 (visium_split_double_move): Likewise.
13477 (visium_expand_copysign): Likewise.
13478 (visium_expand_int_cstore): Likewise.
13479 (visium_expand_fp_cstore): Likewise.
13480 * config/visium/visium.c (visium_pass_by_reference): Likewise.
13481 (visium_function_arg): Likewise.
13482 (visium_function_arg_advance): Likewise.
13483 (visium_libcall_value): Likewise.
13484 (visium_setup_incoming_varargs): Likewise.
13485 (visium_legitimate_constant_p): Likewise.
13486 (visium_legitimate_address_p): Likewise.
13487 (visium_legitimize_address): Likewise.
13488 (visium_secondary_reload): Likewise.
13489 (visium_register_move_cost): Likewise.
13490 (visium_memory_move_cost): Likewise.
13491 (prepare_move_operands): Likewise.
13492 (ok_for_simple_move_operands): Likewise.
13493 (ok_for_simple_move_strict_operands): Likewise.
13494 (ok_for_simple_arith_logic_operands): Likewise.
13495 (visium_function_value_1): Likewise.
13496 (rtx_ok_for_offset_p): Likewise.
13497 (visium_legitimize_reload_address): Likewise.
13498 (visium_split_double_move): Likewise.
13499 (visium_expand_copysign): Likewise.
13500 (visium_expand_int_cstore): Likewise.
13501 (visium_expand_fp_cstore): Likewise.
13502 (visium_split_cstore): Likewise.
13503 (visium_select_cc_mode): Likewise.
13504 (visium_split_cbranch): Likewise.
13505 (output_cbranch): Likewise.
13506 (visium_print_operand_address): Likewise.
13507 * expmed.c (flip_storage_order): Likewise.
13508 * expmed.h (emit_cstore): Likewise.
13509 (flip_storage_order): Likewise.
13510 * genrecog.c (validate_pattern): Likewise.
13511 * hsa-gen.c (gen_hsa_addr): Likewise.
13512 * internal-fn.c (expand_arith_overflow): Likewise.
13513 * ira-color.c (allocno_copy_cost_saving): Likewise.
13514 * lra-assigns.c (find_hard_regno_for_1): Likewise.
13515 * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
13516 (process_invariant_for_inheritance): Likewise.
13517 * lra-eliminations.c (move_plus_up): Likewise.
13518 * omp-low.c (lower_oacc_reductions): Likewise.
13519 * simplify-rtx.c (simplify_subreg): Likewise.
13520 * target.def (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
13521 (TARGET_CHKP_BOUND_MODE): Likewise..
13522 * targhooks.c (default_chkp_bound_mode): Likewise.
13523 (default_setup_incoming_vararg_bounds): Likewise.
13524 * targhooks.h (default_chkp_bound_mode): Likewise.
13525 (default_setup_incoming_vararg_bounds): Likewise.
13526 * tree-ssa-math-opts.c (divmod_candidate_p): Likewise.
13527 * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise.
13528 (have_whole_vector_shift): Likewise.
13529 * tree-vect-stmts.c (vectorizable_load): Likewise.
13530 * doc/tm.texi: Regenerate.
13532 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
13534 Graceful degrade if Binutils PR21472 is not available.
13537 * configure.ac [target=avr]: WARN instead of ERROR if avrxmega3
13538 .rodata in flash test fails.
13539 (HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH): Define it if test passes.
13540 * confgure: Regenerate.
13541 * config.in: Regenerate.
13542 * config/avr/avr.c (avr_asm_named_section)
13543 [HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH]: Only trigger
13544 __do_copy_data for stuff in .rodata if flash_pm_offset = 0.
13545 (avr_asm_init_sections): Same.
13547 2017-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13549 * config/arm/neon.md (fma<VCVTF:mode>4): Remove %?.
13550 (fma<VH:mode>4_intrinsic): Likewise.
13551 (*fmsub<VCVTF:mode>4): Likewise.
13552 (*fmsub<VH:mode>4_intrinsic): Likewise.
13554 2017-07-05 Georg-Johann Lay <avr@gjlay.de>
13557 * config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]:
13558 Don't depend on "optimize > 0".
13559 (out_movhi_r_mr, out_movqi_mr_r): Same.
13560 (out_movhi_mr_r, out_movqi_r_mr): Same.
13561 (avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for
13562 io_address_operand on "optimize > 0".
13564 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13566 * tree-loop-distribution.c: Add general explanantion on the pass.
13567 (generate_loops_for_partition): Mark distributed loop.
13568 (pg_add_dependence_edges): New parameter. Handle alias data
13569 dependence specially and record it in the parameter if asked.
13570 (struct pg_vdata, pg_edata, pg_edge_callback_data): New structs.
13571 (init_partition_graph_vertices, add_partition_graph_edge): New.
13572 (pg_skip_alias_edge, free_partition_graph_edata_cb): New.
13573 (free_partition_graph_vdata, build_partition_graph): New.
13574 (sort_partitions_by_post_order, merge_dep_scc_partitions): New.
13575 (pg_collect_alias_ddrs, break_alias_scc_partitions): New.
13576 (data_ref_segment_size, latch_dominated_by_data_ref): New.
13577 (compute_alias_check_pairs, version_loop_by_alias_check): New.
13578 (version_for_distribution_p, finalize_partitions): New.
13579 (distribute_loop): Handle alias data dependence specially. Factor
13580 out loop fusion code as functions and call these functions.
13582 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13584 * tree-loop-distribution.c (classify_partition): New parameter and
13585 better handle reduction statement.
13586 (rdg_build_partitions): Revise comment.
13587 (distribute_loop): Compute statements in all partitions and pass it
13588 to classify_partition.
13590 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13592 * tree-loop-distribution.c (enum partition_type): New.
13593 (struct partition): New field type.
13594 (partition_merge_into): Add parameter. Update partition type.
13595 (data_dep_in_cycle_p, update_type_for_merge): New functions.
13596 (build_rdg_partition_for_vertex): Compute partition type.
13597 (rdg_build_partitions): Dump partition type.
13598 (distribute_loop): Update calls to partition_merge_into.
13600 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13602 * tree-loop-distribution.c (struct ddr_hasher): New.
13603 (ddr_hasher::hash, ::equal, get_data_dependence): New function.
13605 (classify_partition): Call get_data_dependence.
13606 (pg_add_dependence_edges): Ditto.
13607 (distribute_loop): Release data dependence hash table.
13609 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13611 * tree-loop-distribution.c (ref_base_address): Delete.
13612 (similar_memory_accesses): Rename ...
13613 (share_memory_accesses): ... to this. Check if partitions access
13614 the same memory reference.
13615 (distribute_loop): Call share_memory_accesses.
13617 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13619 * tree-loop-distribution.c (struct partition): New field recording
13620 its data reference.
13621 (partition_alloc, partition_free): Init and release data refs.
13622 (partition_merge_into): Merge data refs.
13623 (build_rdg_partition_for_vertex): Collect data refs for partition.
13624 (pg_add_dependence_edges): Change parameters from vector to bitmap.
13626 (distribute_loop): Remve data refs from vertice data of partition
13629 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13631 * tree-loop-distribution.c (params.h): Include header file.
13632 (MAX_DATAREFS_NUM, DR_INDEX): New macro.
13633 (datarefs_vec): New global var.
13634 (create_rdg_vertices): Use datarefs_vec directly.
13635 (free_rdg): Don't free data references.
13636 (build_rdg): Update use. Don't free data references.
13637 (distribute_loop): Compute global variable for data references.
13638 Bail out if there are too many data references.
13640 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13642 * tree-loop-distribution.c (loop_nest): New global var.
13643 (build_rdg): Use loop directly, rather than loop nest.
13644 (pg_add_dependence_edges): Remove loop nest parameter. Use global
13646 (distribute_loop): Compute global variable loop nest. Update use.
13648 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13650 * tree-loop-distribution.c (enum fuse_type, fuse_message): New.
13651 (partition_merge_into): New parameter. Dump reason for fusion.
13652 (distribute_loop): Update use of partition_merge_into.
13654 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13656 * tree-loop-distribution.c (bb_top_order_index): New.
13657 (bb_top_order_index_size, bb_top_order_cmp): New.
13658 (stmts_from_loop): Use topological order.
13659 (pass_loop_distribution::execute): Compute and release topological
13660 order for basic blocks.
13662 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13664 * tree-loop-distribution.c (pass_loop_distribution::execute): Skip
13667 2017-07-05 Bin Cheng <bin.cheng@arm.com>
13669 * cfgloop.h (struct loop): Add comment. New field orig_loop_num.
13670 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change.
13671 * internal-fn.c (expand_LOOP_DIST_ALIAS): New function.
13672 * internal-fn.def (LOOP_DIST_ALIAS): New.
13673 * tree-vectorizer.c (fold_loop_vectorized_call): Rename to ...
13674 (fold_loop_internal_call): ... this.
13675 (vect_loop_dist_alias_call): New function.
13676 (set_uid_loop_bbs): Call fold_loop_internal_call.
13677 (vectorize_loops): Fold IFN_LOOP_VECTORIZED and IFN_LOOP_DIST_ALIAS
13680 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
13683 * config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes):
13684 Require dead FLAGS_REG at the beginning of a peephole.
13686 2017-07-04 Uros Bizjak <ubizjak@gmail.com>
13689 * config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y
13690 arguments in the call to __builtin_ia32_sbb_u32.
13691 (_subborrow_u64): Swap _X and _Y arguments in the call to
13692 __builtin_ia32_sbb_u64.
13694 2017-07-04 Jakub Jelinek <jakub@redhat.com>
13697 * tree-vrp.c (compare_assert_loc): Turn into a function template
13698 with stable template parameter. Only test if a->e is NULL,
13699 !a->e == !b->e has been verified already. Use e == NULL or
13700 e != NULL instead of e or ! e tests. If stable is true, don't use
13701 iterative_hash_expr, on the other side allow a or b or both NULL
13702 and sort the NULLs last.
13703 (process_assert_insertions): Sort using compare_assert_loc<false>
13704 instead of compare_assert_loc, later sort using
13705 compare_assert_loc<true> before calling process_assert_insertions_for
13706 in a loop. Use break instead of continue once seen NULL pointer.
13708 2017-07-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13710 * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
13711 Cortex-R7 and Cortex-R8 processors.
13713 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
13715 * ipa-utils.c (ipa_merge_profiles): Fix merging when dst is
13716 uninitialized while src is not.
13718 2017-07-04 Richard Earnshaw <rearnsha@arm.com>
13720 * common/config/arm/arm-common.c: Adjust include path for
13722 * config/arm/t-arm (TM_H): Adjust path for arm-cpu.h.
13723 (arm-cpu.h): Create in build directory. Adjust dependency rules.
13724 (arm-cpu-data.h): Likewise.
13725 (arm-cpu-cdata.h): Likewise.
13726 * config/arm/arm-cpu.h: Delete.
13727 * config/arm/arm-cpu-cdata.h: Delete.
13728 * config/arm/arm-cpu-data.h: Delete.
13730 2017-07-04 James Greenhalgh <james.greenhalgh@arm.com>
13732 * config/arm/arm-cpus.in (cortex-a55): New.
13733 (cortex-a75): Likewise.
13734 (cortex-a75.cortex-a55): Likewise.
13735 * config/arm/driver-arm.c (arm_cpu_table): Add cortex-a55 and
13737 * doc/invoke.texi (-mcpu): Document cortex-a55 and cortex-a75.
13738 * config/arm/arm-cpu-cdata.h: Regenerate.
13739 * config/arm/arm-cpu-data.h: Regenerate.
13740 * config/arm/arm-cpu.h: Regenerate.
13741 * config/arm/arm-tables.opt: Regenerate.
13742 * config/arm/arm-tune.md: Regenerate.
13744 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
13746 * haifa-sched.c (sched_create_recovery_edges): Update profile.
13748 2017-07-04 Jan Hubicka <hubicka@ucw.cz>
13750 * bb-reorder.c (better_edge_p): Fix handling of uninitialized
13753 2017-07-04 Richard Sandiford <richard.sandiford@linaro.org>
13755 PR tree-optimization/81292
13756 * tree-ssa-strlen.c (handle_builtin_strlen): When setting
13757 full_string_p, also call adjust_related_strinfos if the adjustment
13758 is simple, otherwise invalidate related strinfos.
13760 2017-07-04 Martin Liska <mliska@suse.cz>
13763 * sanopt.c (sanitize_rewrite_addressable_params): Mark the
13764 newly created variable as DECL_IGNORED_P.
13766 2017-07-04 Martin Liska <mliska@suse.cz>
13769 * ipa-inline.c (inline_small_functions):
13770 Use xstrdup_for_dump.
13772 2017-07-04 Tom de Vries <tom@codesourcery.com>
13774 * graph.c (draw_cfg_edges): Save and restore EDGE_DFS_BACK.
13776 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13779 * config/darwin.c (darwin_function_switched_text_sections):
13782 2017-07-03 Jan Hubicka <hubicka@ucw.cz>
13784 * tree-vect-loop-manip.c (vect_do_peeling): Fix scaling up.
13786 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
13788 * doc/invoke.texi (ARM Options): Add -mbe8 and -mbe32 to option summary.
13790 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
13792 * tree-vect-loop.c (vect_analyze_loop_2): Treat min_scalar_loop_bound,
13793 min_profitable_iters, and th as inclusive lower bounds.
13794 Fix LOOP_VINFO_PEELING_FOR_GAPS condition.
13795 (vect_estimate_min_profitable_iters): Return inclusive lower bounds
13796 for min_profitable_iters and min_profitable_estimate.
13797 (vect_transform_loop): Treat th as an inclusive lower bound.
13798 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
13800 2017-07-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13803 * config/darwin.c (darwin_function_switched_text_sections):
13804 Replace DECL_NAME with DECL_ASSEMBLER_NAME, split assemble_name_raw
13805 in two pieces, and suppress the use of buf.
13807 2017-07-03 Nathan Sidwell <nathan@acm.org>
13809 * hash-table.h (hash_table_mod1): Fix indentation.
13811 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
13813 PR middle-end/81290
13814 * predict.c (force_edge_cold): Be more careful about propagation
13816 * profile-count.h (profile_probability::guessed,
13817 profile_probability::fdo, profile_count::guessed, profile_count::fdo):
13819 * tree-ssa-threadupdate.c (recompute_probabilities): Result is guessed.
13821 2017-07-03 James Greenhalgh <james.greenhalgh@arm.com>
13823 * doc/invoke.texi (rcpc architecture extension): Document it.
13825 2017-07-03 Richard Biener <rguenther@suse.de>
13827 PR tree-optimization/60510
13828 * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass in
13829 the scalar reduction PHI and use it.
13830 (vectorizable_reduction): Properly guard the single_defuse_cycle
13831 path for non-SLP reduction chains where we cannot use it.
13832 Rework reduc_def/index and vector type deduction. Rework
13833 vector operand gathering during reduction op code-gen.
13834 * tree-vect-slp.c (vect_analyze_slp): For failed SLP reduction
13835 chains dissolve the chain and leave it to non-SLP reduction
13838 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
13840 * tree-data-ref.h (dr_alignment): Declare.
13841 * tree-data-ref.c (dr_alignment): New function.
13842 * tree-vectorizer.h (dataref_aux): Remove base_element_aligned.
13843 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't
13845 * tree-vect-stmts.c (vectorizable_store): Use dr_alignment.
13847 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
13849 * tree-data-ref.h (innermost_loop_behavior): Add base_alignment
13850 and base_misalignment fields.
13851 (DR_BASE_ALIGNMENT, DR_BASE_MISALIGNMENT): New macros.
13852 * tree-data-ref.c: Include builtins.h.
13853 (dr_analyze_innermost): Set up the new innmost_loop_behavior fields.
13854 * tree-vectorizer.h (STMT_VINFO_DR_BASE_ALIGNMENT): New macro.
13855 (STMT_VINFO_DR_BASE_MISALIGNMENT): Likewise.
13856 * tree-vect-data-refs.c: Include tree-cfg.h.
13857 (vect_compute_data_ref_alignment): Use the new innermost_loop_behavior
13858 fields instead of calculating an alignment here.
13859 (vect_analyze_data_refs): Use dr_analyze_innermost. Dump the new
13860 innermost_loop_behavior fields.
13862 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
13864 * tree-data-ref.h (innermost_loop_behavior): Add a step_alignment
13866 (DR_STEP_ALIGNMENT): New macro.
13867 * tree-vectorizer.h (STMT_VINFO_DR_STEP_ALIGNMENT): Likewise.
13868 * tree-data-ref.c (dr_analyze_innermost): Initalize step_alignment.
13869 (create_data_ref): Print it.
13870 * tree-vect-stmts.c (vectorizable_load): Use the step alignment
13871 to tell whether the step preserves vector (mis)alignment.
13872 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
13873 Move the check for an integer step and generalise to all INTEGER_CST.
13874 (vect_analyze_data_refs): Set DR_STEP_ALIGNMENT when setting DR_STEP.
13875 Print the outer step alignment.
13877 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
13879 * tree-data-ref.h (innermost_loop_behavior): Replace aligned_to
13880 with offset_alignment.
13881 (DR_ALIGNED_TO): Delete.
13882 (DR_OFFSET_ALIGNMENT): New macro.
13883 * tree-vectorizer.h (STMT_VINFO_DR_ALIGNED_TO): Delete.
13884 (STMT_VINFO_DR_OFFSET_ALIGNMENT): New macro.
13885 * tree-data-ref.c (dr_analyze_innermost): Update after above changes.
13886 (create_data_ref): Likewise.
13887 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
13888 (vect_analyze_data_refs): Likewise.
13889 * tree-if-conv.c (if_convertible_loop_p_1): Use memset before
13890 creating dummy innermost behavior.
13892 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
13894 * tree-data-ref.h (dr_analyze_innermost): Replace the dr argument
13895 with a "innermost_loop_behavior *" and refeence tree.
13896 * tree-data-ref.c (dr_analyze_innermost): Likewise.
13897 (create_data_ref): Update call accordingly.
13898 * tree-predcom.c (find_looparound_phi): Likewise.
13900 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
13902 * tree-vectorizer.h (_stmt_vec_info): Replace individual dr_*
13903 fields with dr_wrt_vec_loop.
13904 (STMT_VINFO_DR_BASE_ADDRESS, STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET)
13905 (STMT_VINFO_DR_STEP, STMT_VINFO_DR_ALIGNED_TO): Update accordingly.
13906 (STMT_VINFO_DR_WRT_VEC_LOOP): New macro.
13907 (vect_dr_behavior): New function.
13908 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
13909 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
13910 vect_dr_behavior. Use a step_preserves_misalignment_p boolean to
13911 track whether the step preserves the misalignment.
13912 (vect_create_addr_base_for_vector_ref): Remove loop parameter.
13913 Use vect_dr_behavior.
13914 (vect_setup_realignment): Update call accordingly.
13915 (vect_create_data_ref_ptr): Likewise. Use vect_dr_behavior.
13916 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Update
13917 call to vect_create_addr_base_for_vector_ref.
13918 (vect_create_cond_for_align_checks): Likewise.
13919 * tree-vect-patterns.c (vect_recog_bool_pattern): Copy
13920 STMT_VINFO_DR_WRT_VEC_LOOP as a block.
13921 (vect_recog_mask_conversion_pattern): Likewise.
13922 * tree-vect-stmts.c (compare_step_with_zero): Use vect_dr_behavior.
13923 (new_stmt_vec_info): Remove redundant zeroing.
13925 2017-07-03 Richard Earnshaw <rearnsha@arm.com>
13927 * common/config/arm/arm-common.c (arm_be8_option): New function.
13928 * config/arm/arm-isa.h (isa_feature): Add new feature bit isa_bit_be8.
13929 (ISA_ARMv6): Add isa_bit_be8.
13930 * config/arm/arm.h (arm_be8_option): Add prototype.
13931 (BE8_SPEC_FUNCTION): New define.
13932 (EXTRA_SPEC_FUNCTIONS): Add BE8_SPEC_FUNCTION.
13933 * config/arm/arm.opt (mbig-endian): Mark as Negative of mlittle-endian.
13934 (mlittle-endian): Similarly.
13935 (mbe8, mbe32): New options.
13936 * config/arm/bpabi.h (BE8_LINK_SPEC): Call arm_be8_option.
13937 * doc/invoke.texi (ARM Options): Document -mbe8 and -mbe32.
13939 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
13941 * tree-cfg.c (gimple_find_sub_bbs): Fix profile updating.
13943 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
13945 * tree-cfgcleanup.c (want_merge_blocks_p): New function.
13946 (cleanup_tree_cfg_bb): Use it.
13947 * profile-count.h (profile_count::of_for_merging, profile_count::merge):
13949 * tree-cfg.c (gimple_merge_blocks): Use profile_count::merge.
13951 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
13954 * loop-doloop.c (add_test): Update profile.
13956 2017-07-03 Martin Liska <mliska@suse.cz>
13959 * sanopt.c (rewrite_usage_of_param): New function.
13960 (sanitize_rewrite_addressable_params): Likewise.
13961 (pass_sanopt::execute): Call rewrite_usage_of_param.
13963 2017-07-03 Richard Biener <rguenther@suse.de>
13965 * tree-vect-loop.c (vect_create_epilog_for_reduction): Revert
13966 back to using VIEW_CONVERT_EXPR.
13968 2017-07-03 Martin Liska <mliska@suse.cz>
13971 * doc/extend.texi: Document when a resolver function is
13972 generated for target_clones.
13974 2017-07-03 Martin Liska <mliska@suse.cz>
13976 * asan.c (asan_emit_stack_protection): Unpoison just red zones
13977 and shadow memory of auto variables which are subject of
13978 use-after-scope sanitization.
13979 (asan_expand_mark_ifn): Add do set only when is_poison.
13981 2016-07-03 Richard Biener <rguenther@suse.de>
13983 * tree-vect-loop.c (vect_analyze_loop_operations): Also analyze
13985 (vect_force_simple_reduction): Record reduction def -> phi mapping.
13986 (vectorizable_reduction): Perform reduction PHI creation when
13987 visiting a reduction PHI and adjust and simplify code generation
13988 phase of the reduction op. Cache dts, use fold_binary, not fold_build2.
13989 (vect_transform_loop): Visit reduction PHIs.
13990 * tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction
13991 defs into the SLP tree.
13992 (vect_build_slp_tree): Reduction defs terminate the recursion.
13993 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup
13995 (vect_get_vec_defs_for_stmt_copy): Export.
13996 (vect_get_vec_defs): Likewise.
13997 * tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def
13999 (vect_get_vec_defs_for_stmt_copy): Declare.
14000 (vect_get_vec_defs): Likewise.
14002 2017-07-03 Richard Sandiford <richard.sandiford@linaro.org>
14004 * tree-data-ref.c (dr_analyze_innermost): Replace the "nest"
14005 parameter with a "loop" parameter and use it instead of the
14006 loop containing DR_STMT. Don't check simple_iv when doing
14007 BB analysis. Describe the two analysis modes in the comment.
14009 2017-07-03 Tom de Vries <tom@codesourcery.com>
14011 PR tree-optimization/69468
14012 * tree-ssa-tail-merge.c (ignore_edge_flags): New constant.
14013 (find_same_succ_bb): Handle ignore_edge_flags.
14015 2017-07-03 Tom de Vries <tom@codesourcery.com>
14017 PR tree-optimization/81192
14018 * tree-ssa-tail-merge.c (same_succ_hash): Use bb->loop_father->num in
14020 (same_succ::equal): Don't find bbs to be equal if bb->loop_father
14022 (find_same_succ_bb): Remove obsolete test on bb->loop_father->latch.
14024 2017-07-03 Tom de Vries <tom@codesourcery.com>
14026 PR tree-optimization/81192
14027 * tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
14028 BB_SAME_SUCC (bb) == NULL.
14030 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14032 * cfgrtl.c (rtl_verify_edges): Enable checking of profile_probability
14035 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14037 * dumpfile.c: Include profile-count.h
14038 * tree-cfg.c (gimple_duplicate_sese_tail): Drop UNUSED attributes;
14040 (insert_cond_bb): Update profile.
14041 * tree-cfg.h (insert_cond_bb): Update prototype.
14042 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Update.
14043 * tree-dump.c: Do not include tree-cfg.
14045 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14047 * bb-reorder.c (fix_up_crossing_landing_pad): Update profile.
14049 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14051 * expect.c (dw2_build_landing_pads): Update profile of the landing pad
14054 2017-07-02 Jan Hubicka <hubicka@ucw.cz>
14056 * tree-complex.c (expand_complex_div_wide): update profile.
14058 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
14059 Alan Hayward <alan.hayward@arm.com>
14060 David Sherwood <david.sherwood@arm.com>
14062 * Makefile.in (MACHMODE_H): Remove insn-modes.h
14063 (CORETYPES_H): New define.
14064 (MOSTLYCLEANFILES): Add insn-modes-inline.h.
14065 (insn-modes-inline.h, s-modes-inline-h): New rules.
14066 (generated_files): Add insn-modes-inline.h.
14067 (RTL_BASE_H, TREE_CORE_H): Use CORETYPES_H instead of coretypes.h.
14068 (build/gensupport.o, build/ggc-none.o, build/print-rtl.o): Likewise.
14069 (build/read-md.o, build/read-rtl.o, build/rtl.o): Likewise.
14070 (build/vec.o, build/hash-table.o, build/inchash.o): Likewise.
14071 (build/gencondmd.o, build/genattr.o, build/genattr-common.o): Likewise.
14072 (build/genattrtab.o, build/genautomata.o, build/gencheck.o): Likewise.
14073 (build/gencodes.o, build/genconditions.o): Likewise.
14074 (build/genconfig.o, build/genconstants.o, build/genemit.o): Likewise.
14075 (build/genenums.o, build/genextract.o, build/genflags.o): Likewise.
14076 (build/gentarget-def.o, build/genmddeps.o, build/genopinit.o)
14077 (build/genoutput.o, build/genpeep.o, build/genpreds.o): Likewise.
14078 (build/genrecog.o, build/genmddump.o, build/genmatch.o): Likewise.
14079 (build/gencfn-macros.o, build/gcov-iov.o): Likewise.
14080 * coretypes.h: Include everything up to real.h for generators.
14081 Include insn-modes.h first. Include wide-int-print.h after
14082 wide-int.h. Include insn-modes-inline.h and then machmode.h.
14083 * machmode.h: Don't include insn-modes.h here.
14084 * function-tests.c: Remove includes of signop.h, machmode.h,
14085 double-int.h and wide-int.h.
14087 * gcc-rich-location.c: Remove includes of machmode.h, double-int.h
14089 * optc-save-gen.awk: Likewise.
14090 * gencheck.c (BITS_PER_UNIT): Delete dummy definition.
14091 * godump.c: Remove include of wide-int-print.h.
14092 * pretty-print.h: Likewise.
14093 * wide-int-print.cc: Likewise.
14094 * wide-int.cc: Likewise.
14095 * hash-map-tests.c: Remove include of signop.h.
14096 * hash-set-tests.c: Likewise.
14097 * rtl-tests.c: Likewise.
14098 * mkconfig.sh: Remove include of machmode.h.
14099 * genmodes.c (emit_insn_modes_h): Split emission of inline functions
14101 (emit_insn_modes_inline_h): ...this new function. Emit the code
14102 into an insn-modes-inline.h header file, adding appropriate
14103 include guards and end comments.
14104 (emit_insn_modes_c_header): Remove include of machmode.h.
14105 (emit_min_insn_modes_c_header): Include coretypes.h rather than
14107 (main): Handle -i flag and call emit_insn_modes_inline_h when
14110 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
14112 * tree-ssa-strlen.c (strinfo): Rename the length field to
14113 nonzero_chars. Add a full_string_p field.
14114 (compare_nonzero_chars, zero_length_string_p): New functions.
14115 (get_addr_stridx): Add an offset_out parameter.
14116 Use compare_nonzero_chars.
14117 (get_stridx): Update accordingly. Use compare_nonzero_chars.
14118 (new_strinfo): Update after above changes to strinfo.
14119 (set_endptr_and_length): Set full_string_p.
14120 (get_string_length): Update after above changes to strinfo.
14121 (unshare_strinfo): Update call to new_strinfo.
14122 (maybe_invalidate): Likewise.
14123 (get_stridx_plus_constant): Change off to unsigned HOST_WIDE_INT.
14124 Use compare_nonzero_chars and zero_string_p. Treat nonzero_chars
14125 as a uhwi instead of an shwi. Update after above changes to
14126 strinfo and new_strinfo.
14127 (zero_length_string): Assert that chainsi contains full strings.
14128 Use zero_length_string_p. Update call to new_strinfo.
14129 (adjust_related_strinfos): Update after above changes to strinfo.
14130 Copy full_string_p from origsi.
14131 (adjust_last_stmt): Use zero_length_string_p.
14132 (handle_builtin_strlen): Update after above changes to strinfo and
14133 new_strinfo. Install the lhs as the string length if the previous
14134 entry didn't describe a full string.
14135 (handle_builtin_strchr): Update after above changes to strinfo
14137 (handle_builtin_strcpy): Likewise.
14138 (handle_builtin_strcat): Likewise.
14139 (handle_builtin_malloc): Likewise.
14140 (handle_pointer_plus): Likewise.
14141 (handle_builtin_memcpy): Likewise. Track nonzero characters
14142 that aren't necessarily followed by a nul terminator.
14143 (handle_char_store): Likewise.
14145 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
14147 PR tree-optimization/80769
14148 * tree-ssa-strlen.c (strinfo): Document that "stmt" is also used
14149 for malloc and calloc. Document the new invariant that all related
14150 strinfos have delayed lengths or none do.
14151 (verify_related_strinfos): Move earlier in file.
14152 (set_endptr_and_length): New function, split out from...
14153 (get_string_length): ...here. Also set the lengths of related
14155 (zero_length_string): Assert that chainsi has known (rather than
14157 (adjust_related_strinfos): Likewise.
14159 2017-07-02 Richard Sandiford <richard.sandiford@linaro.org>
14161 PR tree-optimization/81136
14162 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Only
14163 assert that two references with the same misalignment have the same
14164 compile-time misalignment if those compile-time misalignments
14167 2017-07-01 Andi Kleen <ak@linux.intel.com>
14169 * print-tree.c (print_node): Print all attributes.
14171 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14173 * cfg.c (scale_bbs_frequencies): New function.
14174 * cfg.h (scale_bbs_frequencies): Declare it.
14175 * cfgloopanal.c (single_likely_exit): Cleanup.
14176 * cfgloopmanip.c (scale_loop_frequencies): Take profile_probability
14178 (scale_loop_profile): Likewise.
14179 (loop_version): Likewise.
14180 (create_empty_loop_on_edge): Update.
14181 * cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile,
14182 scale_loop_frequencies, scale_loop_profile, loopify,
14183 loop_version): Update prototypes.
14184 * modulo-sched.c (sms_schedule): Update.
14185 * predict.c (unlikely_executed_edge_p): Also check probability.
14186 (probably_never_executed_edge_p): Fix typo.
14187 * tree-if-conv.c (version_loop_for_if_conversion): Update.
14188 * tree-parloops.c (gen_parallel_loop): Update.
14189 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update.
14190 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
14191 * tree-ssa-loop-split.c (split_loop): Update.
14192 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
14193 * tree-vect-loop-manip.c (vect_do_peeling): Update.
14194 (vect_loop_versioning): Update.
14195 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
14197 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14199 * trans-mem.c (split_bb_make_tm_edge): Update profile.
14201 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14203 * tree-if-conv.c (combine_blocks): Use make_single_succ_edge
14204 to keep profile consistent.
14206 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14208 * cfgrtl.c (rtl_flow_call_edges_add): Update profile.
14209 * tree-cfg.c (gimple_flow_call_edges_add): Likewise.
14210 * profile-count.h (max_safe_multiplier): Make unsigned.
14211 (profile_count::guessed_zero): New.
14213 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14215 * bb-reorder.c (fix_up_crossing_landing_pad,
14216 fix_crossing_conditional_branches): Use make_single_succ_edge
14217 to keep profile consistent.
14219 2017-07-01 Jan Hubicka <hubicka@ucw.cz>
14221 * tree-vect-loop.c (optimize_mask_stores): Use make_single_succ_edge
14224 2017-07-01 Jakub Jelinek <jakub@redhat.com>
14227 * bb-reorder.c (fix_up_fall_thru_edges): Move variable declarations to
14228 the right scopes, make sure cond_jump isn't preserved between multiple
14229 iterations. Search for fallthru edge whenever there are 3+ edges and
14230 use find_fallthru_edge for it.
14232 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
14234 Patch by Alexander Monakov <amonakov@ispras.ru>
14235 * sel-sched-ir.c (compute_succs_info): Handle uninitialized
14236 probabilities consistently.
14238 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
14240 * pa.c (pa_expand_compare_and_swap_loop): Update call of
14241 emit_cmp_and_jump_insns.
14243 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
14246 * tree-inline.c (expand_call_inline): Combine profile statuses.
14248 2017-06-30 Andrew Pinski <apinski@cavium.com>
14250 * tree-if-conv.c (predicate_scalar_phi): Update new_stmt if
14251 fold_stmt returned true.
14253 2017-06-30 Nathan Sidwell <nathan@acm.org>
14255 * ggc.h (empty_string): Delete.
14256 * cfgexpand.c (expand_asm_stmt): Use plain "".
14257 * optabs.c (expand_asm_memory_barrier): Likewise.
14258 * stringpool.c (empty_string): Delete.
14259 (digit_vector, digit_string): Delete.
14260 (ggc_alloc_string): Use plain "", don't optimize single digit
14261 strings. Use ggc_alloc_atomic.
14263 2017-06-30 Richard Earnshaw <rearnsha@arm.com>
14265 * rtlanal.c (insn_rtx_cost): If a parallel contains exactly one
14266 comparison set and one other set, use the cost of the non-comparison
14269 2017-06-30 Nathan Sidwell <nathan@acm.org>
14271 * ggc.h: Replace all 'static inline' with plain 'inline'. Fix
14274 2017-06-30 Peter Bergner <bergner@vnet.ibm.com>
14276 * tree-cfg.c (group_case_labels_stmt): Merge scanning and compressing
14277 loops. Remove now unneeded calls to gimple_switch_set_label() that
14278 just set removed labels to NULL_TREE.
14280 2017-06-30 Aldy Hernandez <aldyh@redhat.com>
14282 * tree-ssanames.c (set_range_info_raw): Abstract from ...
14283 (set_range_info): ...here. Only call set_range_info_raw if domain
14285 (set_nonzero_bits): Call set_range_info_raw.
14286 * tree-ssanames.h (set_range_info_raw): New.
14288 2017-06-30 Jakub Jelinek <jakub@redhat.com>
14291 * config/i386/sse.md (vec_extract_lo_<mode><mask_name>): For V8FI,
14292 V16FI and VI8F_256 iterators, use <store_mask_predicate> instead
14293 of nonimmediate_operand and <store_mask_constraint> instead of m
14294 for the input operand. For V8FI iterator, always split if input
14295 is a MEM. For V16FI and V8SF_256 iterators, don't test if both
14296 operands are MEM if <mask_applied>. For VI4F_256 iterator, use
14297 <store_mask_predicate> instead of register_operand and
14298 <store_mask_constraint> instead of v for the input operand. Make
14299 sure both operands aren't MEMs for if not <mask_applied>.
14301 2017-06-30 Sylvestre Ledru <sylvestre@debian.org>
14303 * lto-wrapper.c (copy_file) Close both file descriptors before
14306 2017-06-30 Martin Liska <mliska@suse.cz>
14309 * multiple_target.c (create_dispatcher_calls): Make ifunc
14310 also for function that don't have calls or are not referenced.
14312 2017-06-30 Richard Biener <rguenther@suse.de>
14314 * tree-vect-slp.c (vect_slp_analyze_node_operations): Only
14315 analyze the first scalar stmt. Move vector type computation
14316 for the BB case here from ...
14317 * tree-vect-stmts.c (vect_analyze_stmt): ... here. Guard
14318 live operation processing in the SLP case properly.
14320 2017-06-30 Richard Biener <rguenther@suse.de>
14322 * graph.c (draw_cfg_node_succ_edges): Fix broken dot syntax.
14324 2017-06-30 Martin Liska <mliska@suse.cz>
14327 * tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN
14328 before BUILT_IN_UNWIND_RESUME when ASAN is used.
14330 2017-06-30 Yvan Roux <yvan.roux@linaro.org>
14332 * doc/invoke.texi (AArch64): Add missing options and remove redundant
14335 2017-06-30 Richard Biener <rguenther@suse.de>
14337 PR tree-optimization/81249
14338 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
14339 condition reduction result to original scalar type.
14341 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14343 * profile-count.h (enum profile_quality): Fix typos and whitespace
14346 2017-06-30 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14348 * config/s390/s390.c (s390_expand_setmem): Adjust to the new data
14349 type for branch probabilities.
14351 2017-06-29 Julian Brown <julian@codesourcery.com>
14352 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
14354 * config/aarch64/aarch64-fusion-pairs.def: Add ALU_BRANCH entry.
14355 * config/aarch64/aarch64.c (AARCH64_FUSE_ALU_BRANCH): New fusion type.
14356 (thunderx2t99_tunings): Set AARCH64_FUSE_ALU_BRANCH flag.
14357 (aarch_macro_fusion_pair_p): Add support for AARCH64_FUSE_ALU_BRANCH.
14359 2017-06-29 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
14361 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Push the
14362 check for CC usage into AARCH64_FUSE_CMP_BRANCH.
14363 * config/i386/i386.c (ix86_macro_fusion_pair_p): Push the check for
14364 CC usage from generic code to here.
14365 * sched-deps.c (sched_macro_fuse_insns): Move the condition for
14366 CC usage into the target macros.
14368 2017-06-29 Maya Rashish <coypu@sdf.org>
14370 * config/netbsd.h (NETBSD_LIB_SPEC): Add -lc when creating shared
14373 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
14375 * arm/arm-builtins.c: Include profile-count.h
14376 * except.c (sjlj_emit_function_enter): Use
14377 profile_probability::unlikely.
14379 2017-06-29 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14381 * config/rs6000/rs6000.c (toc_relative_expr_p): Make tocrel_base
14382 and tocrel_offset be pointer args rather than implicitly using
14384 (legitimate_constant_pool_address_p, rs6000_emit_move,
14385 const_load_sequence_p, adjust_vperm): Add local tocrel_base and
14386 tocrel_offset and use in toc_relative_expr_p call.
14387 (print_operand, print_operand_address): Use static tocrel_base_oac
14388 and tocrel_offset_oac.
14389 (rs6000_output_addr_const_extra): Use static tocrel_base_oac and
14392 2017-06-29 Maya Rashish <coypu@sdf.org>
14394 * config/vax/builtins.md (ffssi2_internal): Correct constraint.
14396 2017-06-29 Eric Botcazou <ebotcazou@adacore.com>
14398 * expr.c (expand_expr) <normal_inner_ref>: When testing for unaligned
14399 objects, take into account only the alignment of 'op0' and 'mode1' if
14402 2017-06-29 Steve Ellcey <sellcey@cavium.com>
14404 * ccmp.c (ccmp_tree_comparison_p): New function.
14405 (ccmp_candidate_p): Update to use above function.
14406 (get_compare_parts): New function.
14407 (expand_ccmp_next): Update to use new functions.
14408 (expand_ccmp_expr_1): Take tree arg instead of gimple, update to use
14410 (expand_ccmp_expr): Pass tree instead of gimple to expand_ccmp_expr_1,
14411 take mode as argument.
14412 * ccmp.h (expand_ccmp_expr): Add mode as argument.
14413 * expr.c (expand_expr_real_1): Pass mode as argument.
14415 2017-06-29 Segher Boessenkool <segher@kernel.crashing.org>
14417 * combine.c (combine_instructions): Print insns to dump_file, together
14420 2017-06-29 Jan Hubicka <hubicka@ucw.cz>
14422 * asan.c (asan_emit_stack_protection): Update.
14423 (create_cond_insert_point): Update.
14424 * auto-profile.c (afdo_propagate_circuit): Update.
14425 * basic-block.h (struct edge_def): Turn probability to
14426 profile_probability.
14427 (EDGE_FREQUENCY): Update.
14428 * bb-reorder.c (find_traces_1_round): Update.
14429 (better_edge_p): Update.
14430 (sanitize_hot_paths): Update.
14431 * cfg.c (unchecked_make_edge): Initialize probability to uninitialized.
14432 (make_single_succ_edge): Update.
14433 (check_bb_profile): Update.
14434 (dump_edge_info): Update.
14435 (update_bb_profile_for_threading): Update.
14436 * cfganal.c (connect_infinite_loops_to_exit): Initialize new edge
14437 probabilitycount to 0.
14438 * cfgbuild.c (compute_outgoing_frequencies): Update.
14439 * cfgcleanup.c (try_forward_edges): Update.
14440 (outgoing_edges_match): Update.
14441 (try_crossjump_to_edge): Update.
14442 * cfgexpand.c (expand_gimple_cond): Update make_single_succ_edge.
14443 (expand_gimple_tailcall): Update.
14444 (construct_init_block): Use make_single_succ_edge.
14445 (construct_exit_block): Use make_single_succ_edge.
14446 * cfghooks.c (verify_flow_info): Update.
14447 (redirect_edge_succ_nodup): Update.
14448 (split_edge): Update.
14449 (account_profile_record): Update.
14450 * cfgloopanal.c (single_likely_exit): Update.
14451 * cfgloopmanip.c (scale_loop_profile): Update.
14452 (set_zero_probability): Remove.
14453 (duplicate_loop_to_header_edge): Update.
14454 * cfgloopmanip.h (loop_version): Update prototype.
14455 * cfgrtl.c (try_redirect_by_replacing_jump): Update.
14456 (force_nonfallthru_and_redirect): Update.
14457 (update_br_prob_note): Update.
14458 (rtl_verify_edges): Update.
14459 (purge_dead_edges): Update.
14460 (rtl_lv_add_condition_to_bb): Update.
14461 * cgraph.c: (cgraph_edge::redirect_call_stmt_to_calle): Update.
14462 * cgraphunit.c (init_lowered_empty_function): Update.
14463 (cgraph_node::expand_thunk): Update.
14464 * cilk-common.c: Include profile-count.h
14465 * dojump.c (inv): Remove.
14466 (jumpifnot): Update.
14467 (jumpifnot_1): Update.
14468 (do_jump_1): Update.
14470 (do_jump_by_parts_greater_rtx): Update.
14471 (do_compare_rtx_and_jump): Update.
14472 * dojump.h (jumpifnot, jumpifnot_1, jumpif_1, jumpif, do_jump,
14473 do_jump_1. do_compare_rtx_and_jump): Update prototype.
14474 * dwarf2cfi.c: Include profile-count.h
14475 * except.c (dw2_build_landing_pads): Use make_single_succ_edge.
14476 (sjlj_emit_dispatch_table): Likewise.
14477 * explow.c: Include profile-count.h
14478 * expmed.c (emit_store_flag_force): Update.
14479 (do_cmp_and_jump): Update.
14480 * expr.c (compare_by_pieces_d::generate): Update.
14481 (compare_by_pieces_d::finish_mode): Update.
14482 (emit_block_move_via_loop): Update.
14483 (store_expr_with_bounds): Update.
14484 (store_constructor): Update.
14485 (expand_expr_real_2): Update.
14486 (expand_expr_real_1): Update.
14487 * expr.h (try_casesi, try_tablejump): Update prototypes.
14488 * gimple-pretty-print.c (dump_probability): Update.
14489 (dump_profile): New.
14490 (dump_gimple_label): Update.
14491 (dump_gimple_bb_header): Update.
14492 * graph.c (draw_cfg_node_succ_edges): Update.
14493 * hsa-gen.c (convert_switch_statements): Update.
14494 * ifcvt.c (cheap_bb_rtx_cost_p): Update.
14495 (find_if_case_1): Update.
14496 (find_if_case_2): Update.
14497 * internal-fn.c (expand_arith_overflow_result_store): Update.
14498 (expand_addsub_overflow): Update.
14499 (expand_neg_overflow): Update.
14500 (expand_mul_overflow): Update.
14501 (expand_vector_ubsan_overflow): Update.
14502 * ipa-cp.c (good_cloning_opportunity_p): Update.
14503 * ipa-split.c (split_function): Use make_single_succ_edge.
14504 * ipa-utils.c (ipa_merge_profiles): Update.
14505 * loop-doloop.c (add_test): Update.
14506 (doloop_modify): Update.
14507 * loop-unroll.c (compare_and_jump_seq): Update.
14508 (unroll_loop_runtime_iterations): Update.
14509 * lra-constraints.c (lra_inheritance): Update.
14510 * lto-streamer-in.c (input_cfg): Update.
14511 * lto-streamer-out.c (output_cfg): Update.
14512 * mcf.c (adjust_cfg_counts): Update.
14513 * modulo-sched.c (sms_schedule): Update.
14514 * omp-expand.c (expand_omp_for_init_counts): Update.
14515 (extract_omp_for_update_vars): Update.
14516 (expand_omp_ordered_sink): Update.
14517 (expand_omp_for_ordered_loops): Update.
14518 (expand_omp_for_generic): Update.
14519 (expand_omp_for_static_nochunk): Update.
14520 (expand_omp_for_static_chunk): Update.
14521 (expand_cilk_for): Update.
14522 (expand_omp_simd): Update.
14523 (expand_omp_taskloop_for_outer): Update.
14524 (expand_omp_taskloop_for_inner): Update.
14525 * omp-simd-clone.c (simd_clone_adjust): Update.
14526 * optabs.c (expand_doubleword_shift): Update.
14527 (expand_abs): Update.
14528 (emit_cmp_and_jump_insn_1): Update.
14529 (expand_compare_and_swap_loop): Update.
14530 * optabs.h (emit_cmp_and_jump_insns): Update prototype.
14531 * predict.c (predictable_edge_p): Update.
14532 (edge_probability_reliable_p): Update.
14533 (set_even_probabilities): Update.
14534 (combine_predictions_for_insn): Update.
14535 (combine_predictions_for_bb): Update.
14536 (propagate_freq): Update.
14537 (estimate_bb_frequencies): Update.
14538 (force_edge_cold): Update.
14539 * profile-count.c (profile_count::dump): Add missing space into dump.
14540 (profile_count::debug): Add newline.
14541 (profile_count::differs_from_p): Explicitly convert to unsigned.
14542 (profile_count::stream_in): Update.
14543 (profile_probability::dump): New member function.
14544 (profile_probability::debug): New member function.
14545 (profile_probability::differs_from_p): New member function.
14546 (profile_probability::differs_lot_from_p): New member function.
14547 (profile_probability::stream_in): New member function.
14548 (profile_probability::stream_out): New member function.
14549 * profile-count.h (profile_count_quality): Rename to ...
14550 (profile_quality): ... this one.
14551 (profile_probability): New.
14552 (profile_count): Update.
14553 * profile.c (compute_branch_probabilities): Update.
14554 * recog.c (peep2_attempt): Update.
14555 * sched-ebb.c (schedule_ebbs): Update.
14556 * sched-rgn.c (find_single_block_region): Update.
14557 (compute_dom_prob_ps): Update.
14558 (schedule_region): Update.
14559 * sel-sched-ir.c (compute_succs_info): Update.
14560 * stmt.c (struct case_node): Update.
14561 (do_jump_if_equal): Update.
14562 (get_outgoing_edge_probs): Update.
14563 (conditional_probability): Update.
14564 (emit_case_dispatch_table): Update.
14565 (expand_case): Update.
14566 (expand_sjlj_dispatch_table): Update.
14567 (emit_case_nodes): Update.
14568 * targhooks.c: Update.
14569 * tracer.c (better_p): Update.
14570 (find_best_successor): Update.
14571 * trans-mem.c (expand_transaction): Update.
14572 * tree-call-cdce.c: Update.
14573 * tree-cfg.c (gimple_split_edge): Upate.
14574 (move_sese_region_to_fn): Upate.
14575 * tree-cfgcleanup.c (cleanup_control_expr_graph): Upate.
14576 * tree-eh.c (lower_resx): Upate.
14577 (cleanup_empty_eh_move_lp): Upate.
14578 * tree-if-conv.c (version_loop_for_if_conversion): Update.
14579 * tree-inline.c (copy_edges_for_bb): Update.
14580 (copy_cfg_body): Update.
14581 * tree-parloops.c (gen_parallel_loop): Update.
14582 * tree-profile.c (gimple_gen_ic_func_profiler): Update.
14583 (gimple_gen_time_profiler): Update.
14584 * tree-ssa-dce.c (remove_dead_stmt): Update.
14585 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
14586 * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
14587 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
14588 (unloop_loops): Update.
14589 (try_peel_loop): Update.
14590 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
14591 * tree-ssa-loop-split.c (connect_loops): Update.
14592 (split_loop): Update.
14593 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
14594 (hoist_guard): Update.
14595 * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
14596 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
14597 (value_replacement): Update.
14598 * tree-ssa-reassoc.c (branch_fixup): Update.
14599 * tree-ssa-tail-merge.c (replace_block_by): Update.
14600 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
14601 (create_edge_and_update_destination_phis): Update.
14602 (compute_path_counts): Update.
14603 (recompute_probabilities): Update.
14604 (update_joiner_offpath_counts): Update.
14605 (freqs_to_counts_path): Update.
14606 (duplicate_thread_path): Update.
14607 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
14608 (struct switch_conv_info): Update.
14609 (gen_inbound_check): Update.
14610 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
14611 (vect_do_peeling): Update.
14612 (vect_loop_versioning): Update.
14613 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
14614 (optimize_mask_stores): Update.
14615 * ubsan.c (ubsan_expand_null_ifn): Update.
14616 * value-prof.c (gimple_divmod_fixed_value): Update.
14617 (gimple_divmod_fixed_value_transform): Update.
14618 (gimple_mod_pow2): Update.
14619 (gimple_mod_pow2_value_transform): Update.
14620 (gimple_mod_subtract): Update.
14621 (gimple_mod_subtract_transform): Update.
14622 (gimple_ic): Update.
14623 (gimple_stringop_fixed_value): Update.
14624 (gimple_stringops_transform): Update.
14625 * value-prof.h: Update.
14627 2017-06-29 Carl Love <cel@us.ibm.com>
14629 * config/rs6000/rs6000-c.c: Add support for built-in functions
14630 vector signed int vec_signed (vector float);
14631 vector signed long long vec_signed (vector double);
14632 vector signed int vec_signed2 (vector double, vector double);
14633 vector signed int vec_signede (vector double);
14634 vector signed int vec_signedo (vector double);
14635 * config/rs6000/rs6000.c (rs6000_generate_vsigned2_code): Add
14636 instruction generator.
14637 * config/rs6000/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
14638 UNSPEC_VSX_VSIGNED2): Add UNSPECS.
14639 (vsx_xvcvspsxws, vsx_xvcvdpuxds_scale, vsx_xvcvspuxws, vsigned2_v2df):
14641 (vsignedo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df,
14642 vunsignede_v2df): Add define_expands.
14643 * config/rs6000/rs6000-builtin.def (VEC_SIGNED, VEC_UNSIGNED,
14644 VEC_SIGNED2, VEC_UNSIGNED2, VEC_SIGNEDE, VEC_UNSIGNEDE, VEC_SIGNEDO,
14645 VEC_UNSIGNEDO): Add definitions.
14646 * config/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
14647 UNSPEC_VSX_VSIGNED2): Add UNSPECs.
14648 (vsx_xvcvspsxws, vsx_xvcvspuxws): Add define_insn.
14649 (vsigned2_v2df, vsigendo_v2df, vsignede_v2df,
14650 vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands.
14651 * config/rs6000/altivec.h (vec_signed, vec_signed2,
14652 vec_signede and vec_signedo, vec_unsigned, vec_unsigned2,
14653 vec_unsignede, vec_unsignedo): Add builtin defines.
14654 * config/rs6000-protos.h (rs6000_generate_vsigned2_code): Add extern
14656 * doc/extend.texi: Update the built-in documentation file for the
14657 new built-in functions.
14659 2017-06-29 Richard Biener <rguenther@suse.de>
14661 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add
14662 reduction chains to LOOP_VINFO_REDUCTIONS.
14663 * tree-vect-slp.c (vect_analyze_slp): Continue looking for
14664 SLP reductions after processing reduction chains.
14666 2017-06-29 Nathan Sidwell <nathan@acm.org>
14668 * builtins.c (fold_builtin_FUNCTION): Use
14669 lang_hooks.decl_printable_name.
14671 2017-06-29 Peter Bergner <bergner@vnet.ibm.com>
14673 PR middle-end/81194
14674 * cfgexpand.c (expand_gimple_stmt_1): Handle switch statements
14675 with only one label.
14676 * stmt.c (expand_case): Assert NCASES is greater than one.
14678 2017-06-29 Richard Biener <rguenther@suse.de>
14680 * tree-cfg.c (group_case_labels_stmt): Return whether we changed
14682 (group_case_labels): Likewise.
14683 (find_taken_edge): Push sanity checking on val to workers...
14684 (find_taken_edge_cond_expr): ... here
14685 (find_taken_edge_switch_expr): ... and here, handle cases
14686 with just a default label.
14687 * tree-cfg.h (group_case_labels_stmt): Adjust prototype.
14688 (group_case_labels): Likewise.
14689 * tree-cfgcleanup.c (execute_cleanup_cfg_post_optimizing): When
14690 group_case_labels does anything cleanup the CFG again.
14692 2017-06-29 Bin Cheng <bin.cheng@arm.com>
14694 PR tree-optimization/81196
14695 * tree-ssa-loop-niter.c (number_of_iterations_cond): Handle loop
14696 exit condition comparing two IVs.
14698 2017-06-29 Richard Earnshaw <rearnsha@arm.com>
14700 * config/arm/parsecpu.awk (gen_comm_data): Add initializer for
14701 profile to the dummy entry at the end of the list of architectures.
14702 * config/arm/arm-cpu-cdata.h: Regenerated.
14704 2017-06-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14705 Michael Collison <michael.collison@arm.com>
14708 * config/aarch64/aarch64.md (*aarch64_<optab>_reg_<mode>3_mask1):
14710 (*aarch64_reg_<mode>3_neg_mask2): New pattern.
14711 (*aarch64_reg_<mode>3_minus_mask): New pattern.
14712 (*aarch64_<optab>_reg_di3_mask2): New pattern.
14713 * config/aarch64/aarch64.c (aarch64_rtx_costs): Account for cost
14714 of shift when the shift amount is masked with constant equal to
14715 the size of the mode.
14716 * config/aarch64/predicates.md (subreg_lowpart_operator): New
14719 2017-06-29 Martin Liska <mliska@suse.cz>
14721 * config/i386/i386.opt: Change range from [1,5] to [0,5].
14723 2017-06-29 Yury Gribov <tetra2005@gmail.com>
14726 * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
14729 (edge_growth_cache_entry::edge_growth_cache_entry): New
14731 (reset_edge_growth_cache): Update to use constructor.
14733 2017-06-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14735 * config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New.
14736 (DATA_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
14737 (LOCAL_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
14739 2017-06-28 Sebastian Peryt <sebastian.peryt@intel.com>
14741 * config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64)
14742 (_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics.
14744 2017-06-28 Szabolcs Nagy <szabolcs.nagy@arm.com>
14746 * config.gcc (*-linux-musl*): Add t-musl tmake_file.
14747 (*-linux-uclibc*): Add t-uclibc tmake_file.
14748 * config/t-musl: New.
14749 * config/t-uclibc: New.
14751 2017-06-28 Richard Earnshaw <rearnsha@arm.com>
14753 * config/arm/parsecpu.awk (profile): Parse new keyword in an arch
14755 (gen_comm_data): Emit architectural setting of arch_prof.
14756 * config/arm/arm-cpus.in (armv6-m, armv6s-m, armv7-a, armv7ve): Set the
14758 (armv7-r, armv7-m, armv7e-m, armv8-a, armv8.1-a, armv8.2-a): Likewise.
14759 (armv8-m.base, armv8-m.main): Likewise.
14760 * arm-protos.h (arm_build_target): Add profile field.
14761 (arch_option): Likewise.
14762 * config/arm/arm.c (arm_configure_build_target): Copy the profile to
14764 * config/arm/arm.h (TARGET_ARM_ARCH_PROFILE): Use
14765 arm_active_target.profile.
14767 2017-06-28 Richard Biener <rguenther@suse.de>
14769 PR middle-end/81227
14770 * fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not
14771 TYPE_OVERFLOW_WRAPS.
14772 * match.pd (negate_expr_p): Likewise.
14773 * tree-ssa-reassoc.c (optimize_range_tests_diff): Use
14774 fold_build2, not fold_binary.
14776 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
14778 * config/aarch64/aarch64 (aarch64_expand_mov_immediate):
14779 Convert memory address to Pmode.
14780 (aarch64_print_operand): Assert MEM operands are always Pmode.
14782 2017-06-28 Wilco Dijkstra <wdijkstr@arm.com>
14785 * config/arm/aarch-common.c (arm_no_early_alu_shift_dep):
14786 Remove redundant if.
14787 (aarch_forward_to_shift_is_not_shifted_reg): Remove.
14788 * config/arm/aarch-common-protos.h
14789 (aarch_forward_to_shift_is_not_shifted_re): Remove.
14790 * config/arm/cortex-a53.md: Use arm_no_early_alu_shift_dep in bypass.
14792 2017-06-28 Michael Meissner <meissner@linux.vnet.ibm.com>
14795 * multiple_target.c (create_dispatcher_calls): Set the default
14796 clone to be static, not public.
14798 2017-06-28 Richard Biener <rguenther@suse.de>
14800 * tree-vect-loop.c (vectorizable_reduction): Move special
14801 cond reduction IV var creation ...
14802 (vect_create_epilog_for_reduction): ... here. Remove induction_index
14803 parameter. Use STMT_VINFO_VECTYPE.
14804 * tree-vect-slp.c (vect_get_constant_vectors): Properly reset
14807 2017-06-28 Martin Liska <mliska@suse.cz>
14810 * ipa-visibility.c (non_local_p): Handle visibility.
14812 2017-06-28 Martin Liska <mliska@suse.cz>
14815 * common.opt: Add IntegerRange to various options.
14816 * opt-functions.awk (integer_range_info): New function.
14817 * optc-gen.awk: Add integer_range_info to cl_options struct.
14818 * opts-common.c (decode_cmdline_option): Handle
14819 CL_ERR_INT_RANGE_ARG.
14820 (cmdline_handle_error): Likewise.
14821 * opts.c (print_filtered_help): Show valid interval in
14822 when --help is provided.
14823 * opts.h (struct cl_option): Add range_min and range_max fields.
14824 * config/i386/i386.opt: Add IntegerRange for -mbranch-cost.
14826 2017-06-28 Marc Glisse <marc.glisse@inria.fr>
14828 * match.pd ((X & ~Y) | (~X & Y)): Generalize to + and ^.
14829 (x * C EQ/NE y * C): New transformation.
14831 2017-06-28 Christophe Lyon <christophe.lyon@linaro.org>
14833 * genmultilib (combination_space): Accept '+' in option names.
14835 2017-06-28 Martin Liska <mliska@suse.cz>
14838 * asan.c (instrument_derefs): Bail out inner references
14839 that are hard register variables.
14841 2017-06-28 Jakub Jelinek <jakub@redhat.com>
14844 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin
14845 rather than def_builtin_pure for __builtin_ia32_gatherpf*.
14847 2017-06-28 Richard Biener <rguenther@suse.de>
14849 * tree-vectorizer.h (vect_get_vec_defs): Remove.
14850 (vect_get_slp_defs): Adjust.
14851 * tree-vect-loop.c (get_initial_defs_for_reduction): Split
14853 * tree-vect-slp.c (vect_get_constant_vectors): ... here and
14855 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
14856 get_initial_defs_for_reduction instead of vect_get_vec_defs.
14857 (vectorizable_reduction): Adjust.
14858 * tree-vect-slp.c (vect_get_constant_vectors): Remove reduction
14860 (vect_get_slp_defs): Likewise.
14861 * tree-vect-stmts.c (vect_get_vec_defs): Make static and adjust.
14862 (vectorizable_bswap): Adjust.
14863 (vectorizable_call): Likewise.
14864 (vectorizable_conversion): Likewise.
14865 (vectorizable_assignment): Likewise.
14866 (vectorizable_shift): Likewise.
14867 (vectorizable_operation): Likewise.
14868 (vectorizable_store): Likewise.
14869 (vectorizable_condition): Likewise.
14870 (vectorizable_comparison): Likewise.
14872 2017-06-28 Michael Collison <michael.collison@arm.com>
14875 * config/arm/arm.c (gen_ldm_seq): Remove last unnecessary
14877 (arm_gen_movmemqi): Removed unused variable 'i'.
14878 Convert 'for' loop into 'while' loop.
14879 (arm_expand_prologue): Remove last unnecessary set of insn.
14880 (thumb_pop): Remove unused variable 'pushed_words'.
14881 (thumb_exit): Remove last unnecessary set of regs_to_pop.
14883 2017-06-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14885 * config/s390/predicates.md: Use s390_rel_address_ok_p.
14886 * config/s390/s390-protos.h: Add prototype of
14887 s390_rel_address_ok_p.
14888 * config/s390/s390.c (s390_got_symbol): New function.
14889 (s390_rel_address_ok_p): New function.
14890 (legitimize_pic_address): Use s390_rel_address_ok_p.
14891 (s390_load_got): Use s390_got_symbol.
14892 (s390_option_override): Issue error if
14893 -mno-pic-data-is-text-relative is used without -fpic/-fPIC.
14894 * config/s390/s390.h (TARGET_DEFAULT_PIC_DATA_IS_TEXT_RELATIVE):
14896 * config/s390/s390.opt: New option mpic-data-is-text-relative.
14898 2017-06-27 Andrew Pinski <apinski@cavium.com>
14900 * match.pd (X >/>=/</<= 0 ? 1.0 : -1.0): New patterns.
14901 (X * copysign (1.0, X)): New pattern.
14902 (X * copysign (1.0, -X)): New pattern.
14903 (copysign (-1.0, CST)): New pattern.
14905 2017-06-27 Joseph Myers <joseph@codesourcery.com>
14907 * genmultilib (combination_space): Remove variable.
14908 Validate reuse rules against regular expression for any sequence
14909 of multilib options in any order.
14911 2017-06-27 Michael Collison <michael.collison@arm.com>
14913 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Directly
14914 call aarch64_split_simd_combine.
14915 * (aarch64_combine_internal<mode>): Delete pattern.
14916 * config/aarch64/aarch64.c (aarch64_split_simd_combine):
14917 Allow register and subreg operands.
14919 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
14921 * config/i386/vxworks.h (ASM_SPEC): Remove definition. No target
14922 specific need, just fallback on defaults.
14923 (ASM_OUTPUT_ALIGNED_BSS): Add #undef before #define.
14925 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
14926 Olivier Hainque <hainque@adacore.com>
14928 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Pick distinct
14930 (TARGET_OS_CPP_BUILTINS): builtin_define CPU to X86_64 for 64bit
14931 targets. Pick a default if no particular attempt applied.
14932 (STACK_CHECK_PROTECT): Double for 64bit targets, which have
14935 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
14937 * config.gcc (i*86-wrs-vxworks7): Handle new acceptable triplet.
14938 (x86_64-wrs-vxworks7): Likewise.
14940 2017-06-27 Marek Polacek <polacek@redhat.com>
14943 * ubsan.c (instrument_null): Check get_base_address's result for null.
14945 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
14947 * match.pd ((A+-B)+(C-A), (A+B)-(A-C)): New transformations.
14949 2017-06-27 Marc Glisse <marc.glisse@inria.fr>
14951 * builtin-types.def (BT_FENV_T_PTR, BT_CONST_FENV_T_PTR,
14952 BT_FEXCEPT_T_PTR, BT_CONST_FEXCEPT_T_PTR): New primitive types.
14953 (BT_FN_INT_FENV_T_PTR, BT_FN_INT_CONST_FENV_T_PTR,
14954 BT_FN_INT_FEXCEPT_T_PTR_INT, BT_FN_INT_CONST_FEXCEPT_T_PTR_INT):
14955 New function types.
14956 * builtins.def (BUILT_IN_FECLEAREXCEPT, BUILT_IN_FEGETENV,
14957 BUILT_IN_FEGETEXCEPTFLAG, BUILT_IN_FEGETROUND,
14958 BUILT_IN_FEHOLDEXCEPT, BUILT_IN_FERAISEEXCEPT,
14959 BUILT_IN_FESETENV, BUILT_IN_FESETEXCEPTFLAG,
14960 BUILT_IN_FESETROUND, BUILT_IN_FETESTEXCEPT,
14961 BUILT_IN_FEUPDATEENV): New builtins.
14962 * tree-core.h (TI_FENV_T_PTR_TYPE, TI_CONST_FENV_T_PTR_TYPE,
14963 TI_FEXCEPT_T_PTR_TYPE, TI_CONST_FEXCEPT_T_PTR_TYPE): New entries.
14964 * tree.h (fenv_t_ptr_type_node, const_fenv_t_ptr_type_node,
14965 fexcept_t_ptr_type_node, const_fexcept_t_ptr_type_node): New
14967 (builtin_structptr_types): Adjust size.
14968 * tree.c (builtin_structptr_types): Add four entries.
14970 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
14971 Olivier Hainque <hainque@adacore.com>
14973 * config/vxworks.h (VXWORKS_LIB_SPEC): Incorporate ...
14974 (TLS_SYM): New local macro, forcing reference to __tls__ on
14975 link command lines for VxWorks 7 RTPs, triggering initialization
14977 (VXWORKS_HAVE_TLS): New macro. State whether the target VxWorks
14978 OS features TLS support, true for RTPs on VxWorks 7.
14979 * config/vxworks.c (vxworks_override_options): Setup emutls
14982 2017-06-27 Jakub Jelinek <jakub@redhat.com>
14984 * predict.c (test_prediction_value_range): Use -1U instead of -1
14985 to avoid narrowing conversion warning.
14986 * dumpfile.c (dump_options): Wrap all value into dump_flags_t cast
14987 to avoid narrowing conversion warning.
14988 * opt-functions.awk (var_ref): Return (unsigned short) -1 instead of
14990 * optc-gen.awk (END): Expect (unsigned short) -1 instead of -1.
14992 2017-06-27 Jerome Lambourg <lambourg@adacore.com>
14994 * config/vxworks.h (VXWORKS_LIBS_RTP): Alternative definition for
14995 64bit configurations.
14996 (PTR_DIFF_TYPE): Alternative definition for TARGET_LP64.
14997 (SIZE_TYPE): Likewise.
14998 * config/vxworks.c (vxworks_emutls_var_fields): Use
14999 long_unsigned_type_node instead of unsigned_type_node as the offset
15000 field type, which is "pointer" mode in emutls.c.
15002 2017-06-27 Jakub Jelinek <jakub@redhat.com>
15005 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
15007 PR middle-end/81207
15008 * gimple-fold.c (replace_call_with_call_and_fold): Handle
15009 gimple_vuse copying separately from gimple_vdef copying.
15011 2017-06-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15013 * value-prof.c (free_hist): Remove call to memset and the enclosing if
15016 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
15017 Olivier Hainque <hainque@adacore.com>
15019 * config.gcc (*-*-vxworks*): Add TARGET_VXWORKS7=1 to tm_defines
15020 for all vxworks7 targets.
15021 * config/vxworks.h (TARGET_VXWORKS7): If not defined, define to 0.
15022 (VXWORKS_ADDITIONAL_CPP_SPEC): Alternative definition for VXWORKS7.
15023 (VXWORKS_LIBS_RTP, VXWORKS_LIBS_RTP_DIR): New macros, allowing
15024 variations for VX6/VX7 and 32/64bits later on in ...
15025 (VXWORKS_LIB_SPEC): Leverage new macros.
15026 (VXWORKS_OS_CPP_BUILTINS): Define _VSB_CONFIG_FILE for VXWORKS7,
15027 as well as _ALLOW_KEYWORD_MACROS when "inline" is not a keyword.
15029 2017-06-26 Jerome Lambourg <lambourg@adacore.com>
15031 * config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): builtin_define
15032 _VX_TOOL_FAMILY and _VX_TOOL to gnu.
15034 2017-06-26 Carl Love <cel@us.ibm.com>
15036 * config/rs6000/rs6000-c.c: Add support for built-in functions
15037 vector bool char vec_reve (vector bool char);
15038 vector signed char vec_reve (vector signed char);
15039 vector unsigned char vec_reve (vector unsigned char);
15040 vector bool int vec_reve (vector bool int);
15041 vector signed int vec_reve (vector signed int);
15042 vector unsigned int vec_reve (vector unsigned int);
15043 vector bool long long vec_reve (vector bool long long);
15044 vector signed long long vec_reve (vector signed long long);
15045 vector unsigned long long vec_reve (vector unsigned long long);
15046 vector bool short vec_reve (vector bool short);
15047 vector signed short vec_reve (vector signed short);
15048 vector double vec_reve (vector double);
15049 vector float vec_reve (vector float);
15050 * config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI,
15051 VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin.
15052 * config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC.
15053 (altivec_vreve): New pattern.
15054 * config/rs6000/altivec.h (vec_reve): New define.
15055 * doc/extend.texi (vec_rev): Update the built-in documentation file
15056 for the new built-in functions.
15058 2016-06-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15060 PR tree-optimization/71815
15061 * gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New
15063 (find_basis_for_candidate): Call uses_consumed_by_stmt rather than
15065 (slsr_process_phi): Likewise.
15066 (replace_uncond_cands_and_profitable_phis): Don't replace a
15067 multiply candidate with a stride of 1 (copy or cast).
15068 (phi_incr_cost): Call uses_consumed_by_stmt rather than
15070 (lowest_cost_path): Likewise.
15071 (total_savings): Likewise.
15073 2017-06-26 Richard Biener <rguenther@suse.de>
15076 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
15077 Use def_builtin_pure for all gather builtins.
15079 2017-06-26 Richard Biener <rguenther@suse.de>
15081 PR tree-optimization/81203
15082 * tree-tailcall.c (find_tail_calls): Do not move stmts into
15083 non-dominating BBs.
15085 2017-06-26 Marek Polacek <polacek@redhat.com>
15088 * doc/invoke.texi: Document -Wmultistatement-macros.
15090 2017-06-26 Christophe Lyon <christophe.lyon@linaro.org>
15092 * doc/sourcebuild.texi (ARM-specific attributes): Document new
15093 arm_neon_ok_no_float_abi effective target.
15095 2017-06-26 Richard Biener <rguenther@suse.de>
15097 PR tree-optimization/80928
15098 * cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag.
15099 (copy_bbs): Set BB_DUPLICATED flag early.
15100 (execute_on_growing_pred): Do not execute for BB_DUPLICATED
15102 (execute_on_shrinking_pred): Likewise.
15103 * tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in
15104 BB_DUPLICATED blocks.
15105 * tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly
15106 iterate over all PHIs considering removal of *gsi.
15108 2017-06-23 Jim Wilson <jim.wilson@linaro.org>
15110 * doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and
15113 2017-06-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15115 * config/rs6000/rs6000-string.c: (expand_block_clear,
15116 do_load_for_compare, select_block_compare_mode,
15117 compute_current_alignment, expand_block_compare,
15118 expand_strncmp_align_check, expand_strn_compare,
15119 expand_block_move, rs6000_output_load_multiple)
15120 Move functions related to string/block move/compare
15121 to a separate file.
15122 * config/rs6000/rs6000.c: Move above functions to rs6000-string.c.
15123 * config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype
15124 for this function which is now used in two files.
15125 * config/rs6000/t-rs6000: Add rule to compile rs6000-string.o.
15126 * config.gcc: Add rs6000-string.o to extra_objs for
15127 targets powerpc*-*-* and rs6000*-*-*.
15129 2017-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15132 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
15133 32-bit, since indexed is not valid for DImode.
15134 (mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
15135 3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
15136 (define_peephole2 for Altivec d-form load): Add 32-bit support.
15137 (define_peephole2 for Altivec d-form store): Likewise.
15140 * multiple_target.c (create_dispatcher_calls): Only create the
15141 dispatcher call if the function is the default clone of a
15142 versioned function.
15144 2017-06-23 Segher Boessenkool <segher@kernel.crashing.org>
15146 PR middle-end/80902
15147 * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
15148 a call, force the call to not be a tail call.
15150 2017-06-23 Jeff Law <law@redhat.com>
15152 * doc/contrib.texi: Add entry for Steven Pemberton's work on
15155 2017-06-23 Will Schmidt <will_schmidt@vnet.ibm.com>
15157 * config/rs6000/rs6000.c: Add include of ssa-propagate.h for
15158 update_call_from_tree(). (rs6000_gimple_fold_builtin): Add
15159 handling for early expansion of vector shifts (sl,sr,sra,rl).
15160 (builtin_function_type): Add vector shift right instructions
15161 to the unsigned argument list.
15163 2017-06-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
15165 rtl-optimizatoin/79286
15166 * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
15167 * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
15168 trap. PIC register plus a const unspec without offset can never trap.
15170 2017-06-23 Marc Glisse <marc.glisse@inria.fr>
15172 * tree.h (builtin_structptr_type): New type.
15173 (builtin_structptr_types): Declare new array.
15174 * tree.c (builtin_structptr_types): New array.
15175 (free_lang_data, build_common_tree_nodes): Use it.
15177 2017-06-23 Jonathan Wakely <jwakely@redhat.com>
15180 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
15183 2017-06-22 Matt Turner <mattst88@gmail.com>
15185 * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
15186 Lake models to skylake case. Assume skylake for unknown
15187 models with clflushopt.
15189 2017-06-22 Jeff Law <law@redhat.com>
15191 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
15192 frame sizes that do not satisfy aarch64_uimm12_shift.
15194 2017-06-22 Jan Hubicka <hubicka@ucw.cz>
15196 * profile-count.h (apply_probability,
15197 apply_scale, probability_in): Fix checks for zero.
15199 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15201 * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
15202 * doc/cppdiropts.texi (-I @var{dir}): Document it.
15204 2016-06-22 Richard Biener <rguenther@suse.de>
15206 * tree-vect-loop.c (vect_model_reduction_cost): Handle
15207 COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
15208 REDUC_MAX_EXPR support.
15209 (vectorizable_reduction): Likewise.
15210 (vect_create_epilog_for_reduction): Likewise.
15212 2017-06-22 James Greenhalgh <james.greenhalgh@arm.com>
15214 * match.pd (A / (1 << B) -> A >> B): New.
15215 * generic-match-head.c: Include optabs-tree.h.
15216 * gimple-match-head.c: Likewise.
15217 * optabs-tree.h (target_supports_op_p): New.
15218 * optabs-tree.c (target_supports_op_p): New.
15220 2017-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15222 * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
15223 $gcc_cv_ld --help output.
15224 (gcc_cv_ld_demangle): Likewise.
15225 (gcc_cv_ld_eh_frame_hdr): Likewise.
15226 (gcc_cv_ld_pie): Likewise.
15227 (gcc_cv_ld_as_needed): Likewise. Prefer native forms unless $gnu_ld.
15228 (gcc_cv_ld_buildid): Likewise.
15229 (gcc_cv_ld_sysroot): Likewise.
15230 (ld_bndplt_support): Likewise.
15231 (ld_pushpopstate_support): Likewise.
15232 * configure: Regenerate.
15233 * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.
15235 2017-06-21 Jakub Jelinek <jakub@redhat.com>
15238 * config/i386/sse.md (round<mode>2): Renumber match_dup and
15239 operands indexes to avoid gap between operands and match_dups.
15241 2017-06-21 Andrew Pinski <apinski@cavium.com>
15243 * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
15244 Increment Arith_shift and Arith_shift_reg by 1.
15245 * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
15247 * config/aarch64/aarch64.c (thunderx_tunings): Enable
15248 AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
15249 (aarch64_strip_extend): Add new argument and test for it.
15250 (aarch64_cheap_mult_shift_p): New function.
15251 (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
15252 add a cost if it is true.
15253 Update calls to aarch64_strip_extend.
15254 (aarch64_rtx_costs): Update calls to aarch64_strip_extend.
15256 2017-06-21 Andrew Pinski <apinski@cavium.com>
15258 * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
15260 (thunderxt88): Likewise.
15261 * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
15262 (thunderx_prefetch_tune): New variable.
15263 (thunderx2t99_prefetch_tune): Update for the correct values.
15264 (thunderxt88_tunings): New variable.
15265 (thunderx_tunings): Use thunderx_prefetch_tune instead of
15266 generic_prefetch_tune.
15267 (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.
15269 2017-06-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15271 * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
15272 SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
15273 (aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
15274 (aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
15275 (aarch64_atomic_cas<mode>, GPI): Likewise.
15277 2017-06-21 Martin Liska <mliska@suse.cz>
15279 * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
15280 statements on cold and hot labels.
15281 * predict.c (tree_estimate_probability_bb): Remove the
15282 prediction from this place.
15284 2017-06-21 Martin Liska <mliska@suse.cz>
15286 PR tree-optimization/79489
15287 * gimplify.c (maybe_add_early_return_predict_stmt): New
15289 (gimplify_return_expr): Call the function.
15290 * predict.c (tree_estimate_probability_bb): Remove handling
15292 * predict.def: Update comment about early return predictor.
15293 * gimple-predict.h (is_gimple_predict): New function.
15294 * predict.def: Change default value of early return to 66.
15295 * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
15297 * passes.def: Put pass_strip_predict_hints to the beginning of
15300 2017-06-21 Pierre-Marie de Rodat <derodat@adacore.com>
15302 * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
15303 FUNCTION_DECL declarations.
15304 (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
15306 (dwaf2out_decl): Likewise.
15307 * godump.c (go_early_global_decl): Skip call to the real debug hook
15308 for FUNCTION_DECL declarations.
15309 * passes.c (rest_of_decl_compilation): Skip call to the
15310 early_global_decl debug hook for FUNCTION_DECL declarations, unless
15311 -fdump-go-spec is passed.
15313 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
15315 * config/i386/i386.c (struct builtin_isa): New field pure_p.
15316 Reorder for compactness.
15317 (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
15318 (def_builtin_pure, def_builtin_pure2): New functions.
15319 (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
15321 2017-06-21 Marc Glisse <marc.glisse@inria.fr>
15323 * match.pd (nop_convert): New predicate.
15324 ((A +- CST1) +- CST2): Allow some NOP conversions.
15326 2017-06-21 Jakub Jelinek <jakub@redhat.com>
15329 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
15330 with ctors/dtors if GOVD_SHARED is set.
15332 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
15334 * config/aarch64/aarch64.md (movti_aarch64):
15335 Emit mov rather than orr.
15336 (movtf_aarch64): Likewise.
15337 * config/aarch64/aarch64-simd.md (aarch64_simd_mov):
15338 Emit mov rather than orr.
15340 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
15342 * config/aarch64/aarch64-simd.md (aarch64_simd_dup):
15343 Swap alternatives, make integer dup more expensive.
15345 2017-06-21 Wilco Dijkstra <wdijkstr@arm.com>
15347 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
15348 Return true for non-tls symbols.
15350 2017-06-21 James Greenhalgh <james.greenhalgh@arm.com>
15352 * config/aarch64/aarch64-cores.def (cortex-a55): New.
15353 (cortex-a75): Likewise.
15354 (cortex-a75.cortex-a55): Likewise.
15355 * config/aarch64/aarch64-tune.md: Regenerate.
15356 * doc/invoke.texi (-mtune): Document new values for -mtune.
15358 2017-06-21 Tom de Vries <tom@codesourcery.com>
15360 * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
15361 stack_size feature.
15362 (Effective-Target Keywords, Other attributes): Suggest using
15363 dg-add-options stack_size feature to get stack limit in stack_size
15364 effective target documentation.
15366 2017-06-21 Julian Brown <julian@codesourcery.com>
15367 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
15369 * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
15370 (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
15371 * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
15373 * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
15374 attribute type list for neon_multiply.
15375 * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
15376 attribute type list for neon_multiply.
15377 * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
15378 * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
15379 attribute type list for neon_multiply.
15380 * config/arm/types.md (crypto_pmull): Add.
15381 * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
15382 attribute type list.
15384 2017-06-20 Andreas Tobler <andreast@gcc.gnu.org>
15386 * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
15389 2017-06-20 Jakub Jelinek <jakub@redhat.com>
15391 * ira-costs.c (find_costs_and_classes): Initialize cost_classes later
15392 to make sure not to dereference a NULL cost_classes_ptr pointer.
15394 2017-06-20 Carl Love <cel@us.ibm.com>
15396 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15397 ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
15398 ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
15399 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
15400 builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
15401 * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
15402 VMULOSW): New enum "unspec" values.
15403 (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
15404 vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
15405 altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
15406 altivec_vmulosw): New patterns.
15407 * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
15408 VMULOSW): Add definitions.
15410 2017-06-20 Julia Koval <julia.koval@intel.com>
15412 * config/i386/i386.c: Fix rounding expand for new pattern.
15413 * config/i386/subst.md: Fix pattern (parallel -> unspec).
15415 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15417 * config/aarch64/aarch64-option-extensions.def (rcpc): New.
15418 * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
15420 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15422 * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
15425 2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15427 * config/aarch64/aarch64-cores.def: Rearrange to sort by
15428 architecture, then by implementer ID.
15429 * config/aarch64/aarch64-tune.md: Regenerate.
15431 2017-06-20 Richard Biener <rguenther@suse.de>
15433 PR middle-end/81097
15434 * fold-const.c (split_tree): Fold to type before negating.
15436 2017-06-20 David Malcolm <dmalcolm@redhat.com>
15438 * diagnostic-show-locus.c
15439 (selftest::test_fixit_deletion_affecting_newline): New function.
15440 (selftest::diagnostic_show_locus_c_tests): Call it.
15442 2017-06-20 Andreas Schwab <schwab@suse.de>
15445 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
15448 2017-06-20 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
15450 * config/arm/arm-c.c (arm_cpu_builtins): New block to define
15451 __ARM_FEATURE_COPROC according to support.
15453 2017-06-20 Jakub Jelinek <jakub@redhat.com>
15455 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
15456 Rewritten to avoid overflow for > 32-bit pointers.
15459 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
15460 by removing enum keyword.
15461 (ubsan_type_descriptor): Likewise. Formatting fix.
15464 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
15465 splitter): Require TARGET_SSE2 in the condition.
15467 2017-06-20 Michael Meissner <meissner@linux.vnet.ibm.com>
15470 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
15471 for doing vector set of SFmode on ISA 3.0.
15472 * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
15473 (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
15475 (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
15476 SFmode value into a V4SF variable that was extracted from another
15477 V4SF variable without converting the element to double precision
15478 and back to single precision vector format.
15479 (vsx_insert_extract_v4sf_p9_2): Likewise.
15481 2017-06-19 Jakub Jelinek <jakub@redhat.com>
15483 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
15484 in UWHI to avoid undefined overflow.
15487 * ubsan.h (enum ubsan_encode_value_phase): New.
15488 (ubsan_encode_value): Change second argument to
15489 enum ubsan_encode_value_phase with default value of
15490 UBSAN_ENCODE_VALUE_GENERIC.
15491 * ubsan.c (ubsan_encode_value): Change second argument to
15492 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
15493 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
15494 create_tmp_var_raw instead of create_tmp_var and use a
15496 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
15497 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
15498 ubsan_encode_value callers.
15501 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
15502 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
15503 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
15505 2017-06-19 Richard Biener <rguenther@suse.de>
15507 PR middle-end/81118
15508 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
15509 estimates if we changed anything.
15511 2017-06-19 Richard Biener <rguenther@suse.de>
15513 PR tree-optimization/80887
15514 * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
15515 (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
15516 simplified lookups, then reset mprts_hook.
15517 (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
15519 (try_to_simplify): Likewise.
15521 2017-06-19 Martin Liska <mliska@suse.cz>
15524 * gimplify.c (gimplify_switch_expr):
15525 Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
15527 2017-06-19 Martin Liska <mliska@suse.cz>
15529 * doc/install.texi: Document that PGO runs in 4 stages.
15531 2017-06-19 Martin Liska <mliska@suse.cz>
15534 * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
15535 to dispatcher function name.
15536 * multiple_target.c (replace_function_decl): New function.
15537 (create_dispatcher_calls): Redirect both edges and references.
15539 2017-06-19 Jan Hubicka <hubicka@ucw.cz>
15541 * profile-count.c (profile_count::dump): Dump quality.
15542 (profile_count::differs_from_p): Update for unsigned val.
15543 * profile-count.h (profile_count_quality): New enum.
15544 (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
15546 2017-06-19 Richard Biener <rguenther@suse.de>
15548 * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
15549 struct function as arg.
15550 (estimate_numbers_of_iterations): Export overload with loop arg.
15551 (free_numbers_of_iterations_estimates_loop): Use an overload of
15552 free_numbers_of_iterations_estimates instead.
15553 * tree-cfg.c (remove_bb): Adjust.
15554 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
15555 * tree-parloops.c (gen_parallel_loop): Likewise.
15556 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
15558 (tree_unroll_loops_completely): Likewise.
15559 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
15560 Use an overload instead and export.
15561 (estimated_loop_iterations): Adjust.
15562 (max_loop_iterations): Likewise.
15563 (likely_max_loop_iterations): Likewise.
15564 (estimate_numbers_of_iterations): Take struct function as arg
15566 (loop_exits_before_overflow): Adjust.
15567 (free_numbers_of_iterations_estimates_loop): Use an overload.
15568 * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
15569 * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
15571 2017-06-19 Richard Biener <rguenther@suse.de>
15574 * ipa-prop.c (find_constructor_constant_at_offset): Handle
15575 RANGE_EXPR conservatively.
15577 2017-06-16 Carl Love <cel@us.ibm.com>
15579 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15580 definitions for vec_float, vec_float2, vec_floato,
15581 vec_floate built-ins.
15582 * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
15583 for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
15585 * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
15586 FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
15587 UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
15588 * config/altivec.md (define_insn "p8_vmrgew_<mode>",
15589 define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
15590 * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
15591 vec_floato): Add builtin defines.
15592 * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
15593 Update the built-in documentation file for the new built-in
15596 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15598 * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
15599 (mthumb): Mark as the negative of -marm.
15601 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15603 * doc/invoke.texi (ARM Options, -mcpu): Document supported
15605 (ARM Options, -mtune): Document that this accepts the same
15606 extension options as -mcpu.
15607 (ARM Options, -mfpu): Document addition of -mfpu=auto.
15609 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15611 * doc/invoke.texi (ARM Options, -march=): Document new syntax and
15612 permitted extensions.
15614 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15616 * config/arm/arm-cpus.in (armv7): Add extension +nofp.
15617 (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
15618 (armv8-m.main): Add option +nodsp.
15619 * config/arm/arm-cpu-cdata.h: Regenerated.
15621 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15623 * config/arm/t-fuchsia: New file.
15624 * config.gcc (arm*-*-fuchsia*): Use it.
15626 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15628 * config/arm/t-symbian: Rewrite for new option infrastructure.
15630 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15632 * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
15633 (MULTILIB_REQUIRED): Likewise.
15635 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15637 * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
15638 (MULTILIB_RESUE): Likewise.
15639 (MULTILIB_MATCHES): Likewise.
15640 (MULTLIB_REQUIRED): Likewise.
15642 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15644 * config/arm/t-rtems: Rewrite for new option framework.
15646 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15648 * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
15649 (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
15650 (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
15651 (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
15652 * config/arm/t-multilib: ... here.
15653 (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
15654 (MULTILIB_MATCHES): Use armv7 libraries for armv7-r. Also use for
15655 armv7-a and armv8*-a when A-profile libraries have not been built.
15656 * config/arm/t-rmprofile: Rewrite.
15658 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15660 * genmultilib (multilib_reuse): Allow an explicit period to be escaped
15661 with a backslash. Remove the backslash after substituting unescaped
15663 * doc/fragments.texi (MULTILIB_REUSE): Document it.
15665 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15667 * config.gcc: (arm*-*-*): When building a-profile libraries, force
15668 the driver to pass through the default setting of -mfloat-abi.
15669 * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
15671 * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
15672 (all_feat_combs): New rule.
15673 (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories. Rework
15675 * config/arm/t-aprofile: Rewrite.
15677 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15679 * config/arm/arm.h (FPUTYPE_AUTO): Define.
15680 * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
15681 fpu is not specified by the user/command-line.
15682 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
15683 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
15684 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
15685 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
15686 * common/config/arm/arm-common.c (arm_canon_arch_option): Use
15687 FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
15689 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15691 * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
15692 * config/arm/t-arm-elf: Rewritten.
15694 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15696 * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
15697 have some floating-point instructions.
15698 (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
15699 (TARGET_MAYBE_HARD_FLOAT): New macro.
15700 * config/arm/arm-builtins.c (arm_init_builtins): Use
15701 TARGET_MAYBE_HARD_FLOAT.
15702 * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
15704 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15706 * common/config/arm/arm-common.c: Define INCLUDE_LIST.
15707 (configargs.h): Include it.
15708 (arm_print_hint_for_fpu_option): New function.
15709 (arm_parse_fpu_option): New function.
15710 (candidate_extension): New class.
15711 (arm_canon_for_multilib): New function.
15712 * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
15713 (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
15714 (ARCH_CANONICAL_SPECS): New macro.
15715 (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
15717 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15719 * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
15720 are set after handling multilib fragments. Set target_cpu_default2
15723 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15725 * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
15727 (arm*-*-*): Set target_cpu_default2 to a quoted string.
15728 * config/arm/parsecpu.awk (check_cpu): Validate any extension
15730 (check_arch): Likewise.
15731 * config/arm/arm.c (arm_configure_build_target): Handle
15732 TARGET_CPU_DEFAULT being a string constant. Scan any feature
15733 options in the default.
15735 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15737 * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
15738 when an option is an alias of another.
15739 * config/arm/parsecpu.awk (optalias): New parser token.
15740 (gen_comm_data): Mark non-alias options as such. Emit entries
15741 for extension aliases.
15742 * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
15743 (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
15744 (armv6kz, armv6zk, armv6t2): Likewise.
15745 (armv7): Make vfpv3-d16 an alias.
15746 (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases. Sort in
15748 (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
15749 Sort in canonical order.
15750 (armv8-a): Sort in canonical order.
15751 (armv8.1-a, armv8.2-a): Likewise.
15752 (generic-armv7-a): Make neon and neon-vfpv3 aliases. Sort in
15754 (cortex-a9): Sort in canonical order.
15755 * config/arm/arm.c (selftests.h): Include it.
15756 (arm_test_cpu_arch_data): New function.
15757 (arm_run_self_tests): New function.
15758 (TARGET_RUN_TARGET_SELFTESTS): Redefine.
15759 (targetm): Move declaration to the end of the file.
15760 * arm-cpu-cdata.h: Regenerated.
15762 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15764 * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
15765 call to target_mode_check describing the type of option passed.
15766 * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
15767 (arm_target_thumb_only): Use arm_parse_arch_option_name or
15768 arm_parse_cpu_option_name to match parameters against list of
15770 * config/arm/parsecpu.awk (gen_comm_data): Don't generate
15771 arm_arch_core_flags data structure.
15772 * config/arm/arm-cpu_cdata.h: Regenerated.
15774 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15776 * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
15778 (arm_print_hint_for_cpu_option): Likewise.
15779 (arm_print_hint_for_arch_option): Likewise.
15780 (arm_parse_cpu_option_name): Likewise.
15781 (arm_parse_arch_option_name): Likewise.
15782 * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
15783 of entries in the all_fpus list.
15784 * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
15785 (arm_parse_cpu_option_name): Declare.
15786 (arm_parse_arch_option_name): Declare.
15787 (arm_parse_option_features): Declare.
15788 (arm_intialize_isa): Declare.
15789 * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
15791 (gen_comm_data): ... here. Make definitions non-static.
15792 * config/arm/arm-cpu-data.h: Regenerated.
15793 * config/arm/arm-cpu-cdata.h: Regenerated.
15795 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15797 * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
15798 (cpu_arch_extension): New structure.
15799 (cpu_arch_option, arch_option, cpu_option): New structures.
15800 * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
15801 architecture types.
15802 (gen_data): Generate new format data tables.
15803 * config/arm/arm.c (cpu_tune): New structure.
15804 (cpu_option, processors): Delete.
15805 (arm_print_hint_for_core_or_arch): Delete. Replace with ...
15806 (arm_print_hint_for_cpu_option): ... this and ...
15807 (arm_print_hint_for_arch_option): ... this.
15808 (arm_parse_arch_cpu_name): Delete. Replace with ...
15809 (arm_parse_cpu_option_name): ... this and ...
15810 (arm_parse_arch_option_name): ... this.
15811 (arm_unrecognized_feature): Change type of target parameter to
15813 (arm_parse_arch_cpu_features): Delete. Replace with ...
15814 (arm_parse_option_features): ... this.
15815 (arm_configure_build_target): Rework to use new configuration data
15817 (arm_print_tune_info): Rework for new configuration data tables.
15818 * config/arm/arm-cpu-data.h: Regenerated.
15819 * config/arm/arm-cpu.h: Regenerated.
15821 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15823 * Makefile.in (OBJS): Move sbitmap.o from here ...
15824 (OBJS-libcommon): ... to here.
15826 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15828 * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
15829 (ISA_ALL_CRYPTO): New macro.
15830 (ISA_ALL_SIMD): New macro
15831 (ISA_ALL_FP): New macro.
15832 * config/arm/arm.c (fpu_bitlist): Update initializer.
15833 * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
15835 (arm9e): Add fpu. Add option for nofp
15836 (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
15837 (arm926ej-s, arm1026ej-s): Likewise.
15838 (generic-armv7-a): Add fpu. Add options for simd, vfpv3, vfpv3-d16,
15839 vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
15840 neon-fp16, neon-vfpv4, nofp and nosimd.
15841 (cortex-a5, cortex-a7): Add fpu. Add options for nosimd and nofp.
15842 (cortex-a8): Add fpu. Add option for nofp.
15843 (cortex-a9): Add fpu. Add options for nosimd and nofp.
15844 (cortex-a12, cortex-a15, cortex-a17): Add fpu. Add option for nofp.
15845 (cortex-r4f): Add fpu.
15846 (cortex-r5): Add fpu. Add options for nofp.dp and nofp.
15847 (cortex-r7): Use idiv option from architecture. Add fpu. Add option
15849 (cortex-r8): Likewise.
15850 (cortex-m4): Add fpu. Add option for nofp.
15851 (cortex-a15.cortex-a7): Add fpu. Add option for nofp.
15852 (cortex-a17.cortex-a7): Likewise.
15853 (cortex-a32): Add fpu. Add options for crypto and nofp.
15854 (cortex-a35, cortex-a53): Likewise.
15855 (cortex-a57): Add fpu. Add option for crypto.
15856 (cortex-a72, cortex-a73): Likewise.
15857 (exynos-m1): Likewise.
15858 (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
15859 (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
15860 (cortex-m33): Add fpu. Add option for nofp.
15861 * config/arm/arm-cpu-cdata.h: Regenerated
15862 * config/arm/arm-cpu-data.h: Regenerated.
15864 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15866 * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
15867 (armv5te, armv5tej): Likewise.
15868 (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
15869 (armv7): Add options fp and vfpv3-d16.
15870 (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
15871 vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
15873 (armv7ve): Likewise.
15874 (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
15875 (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
15876 (armv8-a): Add nocrypto option.
15877 (armv8.1-a, armv8.2-a): Likewise.
15878 (armv8-m.main): add options fp, fp.dp and nofp.
15880 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15882 * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
15884 (armv8-a+crc): Delete.
15885 (armv8.1-a): Add options simd, crypto and nofp.
15886 (armv8.2-a): Add options fp16, simd, crypto and nofp.
15887 (armv8.2-a+fp16): Delete.
15888 (armv8-m.main): Add option dsp.
15889 (armv8-m.main+dsp): Delete.
15890 (cortex-a8): Add fpu. Add nofp option.
15891 (cortex-a9): Add fpu. Add nofp and nosimd options.
15892 * config/arm/parsecpu.awk (gen_data): Generate option tables and
15893 link to main cpu and architecture data structures.
15894 (gen_comm_data): Only put isa attributes from the main architecture
15896 (option): New statement for architecture and CPU entries.
15897 * arm.c (struct cpu_option): New structure.
15898 (struct processors): Add entry for options.
15899 (arm_unrecognized_feature): New function.
15900 (arm_parse_arch_cpu_name): Ignore any characters after the first
15902 (arm_parse_arch_cpu_feature): New function.
15903 (arm_configure_build_target): Separate out any CPU and architecture
15904 features and parse separately. Don't error out if -mfpu=auto is
15905 used with only an architecture string.
15906 (arm_print_asm_arch_directives): New function.
15907 (arm_file_start): Call it.
15908 * config/arm/arm-cpu-cdata.h: Regenerated.
15909 * config/arm/arm-cpu-data.h: Likewise.
15910 * config/arm/arm-tables.opt: Likewise.
15912 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15914 * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
15915 assembler when it is not -mfpu=auto.
15917 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15919 * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
15920 (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
15921 (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
15922 (ASM_CPU_SPEC): Rewrite.
15923 (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
15924 (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef. Use
15925 MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS. Remove
15926 reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
15927 * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
15928 copied string is NUL-terminated. Also strip any characters prefixed
15930 (arm_rewrite_selected_arch): New function.
15931 (arm_rewrite_march): New function.
15933 2017-06-16 Richard Earnshaw <rearnsha@arm.com>
15935 * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
15936 (x_arm_cpu_string, x_arm_tune_string): Likewise.
15937 (march, mcpu, mtune): Convert to string-based options.
15938 * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
15939 (arm_parse_arch_cpu_name): New function.
15940 (arm_configure_build_target): Use arm_parse_arch_cpu_name to
15941 identify selected architecture or CPU.
15942 (arm_option_save): New function.
15943 (TARGET_OPTION_SAVE): Redefine.
15944 (arm_option_restore): Restore string options.
15945 (arm_option_print): Print string options.
15947 2017-06-16 Martin Sebor <msebor@redhat.com>
15949 PR tree-optimization/80933
15950 PR tree-optimization/80934
15951 * builtins.c (fold_builtin_3): Do not handle bcmp here.
15952 * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
15953 (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
15954 (gimple_fold_builtin): Call them.
15956 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
15958 * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
15959 as unlikely; update profile.
15961 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
15963 * predict.c (force_edge_cold): Handle declaring edges impossible
15966 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
15968 * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
15970 (try_unroll_loop_completely): Fix reporting.
15972 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
15974 * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
15976 2017-06-16 James Greenhalgh <james.greenhalgh@arm.com>
15979 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
15980 if given a non-constant argument for an intrinsic which requires a
15983 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
15985 * profile.c (compare_freqs): New function.
15986 (branch_prob): Sort edge list.
15987 (find_spanning_tree): Assume that the list is priority sorted.
15989 2017-06-16 Richard Biener <rguenther@suse.de>
15991 PR tree-optimization/81090
15992 * passes.def (pass_record_bounds): Remove.
15993 * tree-pass.h (make_pass_record_bounds): Likewise.
15994 * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
15995 make_pass_record_bounds): Likewise.
15996 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
15997 not free niter estimates at the beginning but at the end.
15998 * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
16000 2017-06-16 Richard Biener <rguenther@suse.de>
16002 * tree-switch-conversion.c (emit_case_bit_tests): Adjust
16003 initializer to workaround ICE in host GCC 4.8.
16005 2017-06-16 Jan Hubicka <hubicka@ucw.cz>
16007 * ipa-inline-transform.c (update_noncloned_frequencies): Update also
16009 (clone_inlined_nodes): Update.
16011 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
16013 * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
16014 prefetch settings, and enable prefetching by default at -O3.
16016 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
16018 * config/aarch64/aarch64.c (aarch64_override_options_internal):
16019 Set flag_prefetch_loop_arrays according to tuning data.
16021 2017-06-16 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
16023 * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
16024 New tune structure.
16025 (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
16026 [Unrelated to main purpose of the patch] Place the pointer field last
16027 to enable type checking errors when tune structure are wrongly merged.
16028 * config/aarch64/aarch64.c (generic_prefetch_tune,)
16029 (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
16030 (thunderx2t99_prefetch_tune): New tune constants.
16031 (tune_params *_tunings): Update all tunings (no functional change).
16032 (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
16033 PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
16034 from tunings structures.
16036 2017-06-16 Jakub Jelinek <jakub@redhat.com>
16039 * ubsan.c (instrument_null): Add T argument, use it instead
16040 of computing it based on IS_LHS.
16041 (instrument_object_size): Likewise.
16042 (pass_ubsan::execute): Adjust instrument_null and
16043 instrument_object_size callers to pass gimple_get_lhs or
16044 gimple_assign_rhs1 result to it. Use instrument_null instead of
16045 calling get_base_address and instrument_mem_ref. Handle
16046 aggregate call arguments for object-size sanitization.
16048 2017-06-16 Yury Gribov <tetra2005@gmail.com>
16050 PR tree-optimization/81089
16051 * tree-vrp.c (is_masked_range_test): Validate operands of
16054 2017-06-15 Martin Sebor <msebor@redhat.com>
16057 * dumpfile.c (dump_register): Avoid calling memset to initialize
16058 a class with a default ctor.
16059 * gcc.c (struct compiler): Remove const qualification.
16060 * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
16061 * hash-table.h: Ditto.
16062 * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
16064 * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
16065 * omp-low.c (lower_omp_ordered_clauses): Replace memset with
16067 * params.h (struct param_info): Make struct members non-const.
16068 * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
16069 with default initialization.
16070 * vec.h (vec_copy_construct, vec_default_construct): New helper
16072 (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
16073 with vec_copy_construct.
16074 (vect<T>::quick_grow_cleared): Replace memset with default ctor.
16075 (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
16076 * doc/invoke.texi (-Wclass-memaccess): Document.
16078 2017-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16080 * emit-rtl.h (is_leaf): Update comment about local
16081 register allocator.
16083 2017-06-15 Jozef Lawrynowicz <jozef.l@somniumtech.com>
16086 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
16087 for a variable to have a section before checking if the section has a
16089 Set section to.persistent if persistent attribute is set.
16090 Warn if .persistent attribute is used on an automatic variable.
16092 2017-06-15 Eric Botcazou <ebotcazou@adacore.com>
16094 PR rtl-optimization/80474
16095 * reorg.c (update_block): Do not ignore instructions in a delay slot.
16097 2017-06-15 Segher Boessenkool <segher@kernel.crashing.org>
16099 * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
16102 2017-06-14 Maciej W. Rozycki <macro@imgtec.com>
16104 * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
16105 (casesi): Emit bounds checking as RTL.
16106 (casesi_internal_mips16_<mode>): Remove bounds checking.
16108 2017-06-14 Max Filippov <jcmvbkbc@gmail.com>
16110 * config/xtensa/xtensa.c (xtensa_option_override): Append
16111 MASK_CONST16 to target_flags in the absence of TARGET_L32R.
16112 (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
16113 xtensa_doloop_hooks): Define unconditionally.
16114 (xtensa_reorg_loops): Only call reorg_loops in the presence of
16116 * config/xtensa/xtensa.h (TARGET_L32R): New definition.
16117 (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
16118 for it in xtensa_option_override.
16119 (HARD_FRAME_POINTER_IS_FRAME_POINTER,
16120 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
16122 2017-06-14 Boris Kolpackov <boris@codesynthesis.com>
16124 * doc/cppopts.texi: Document '-' special value to -MF.
16126 2017-06-14 Wilco Dijkstra <wdijkstr@arm.com>
16128 * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
16129 (cortex_a53_fconst): Likewise.
16130 (cortex_a53_fpmul): Likewise.
16131 (cortex_a53_f_load_64): Likewise.
16132 (cortex_a53_f_load_many): Likewise.
16133 (cortex_a53_advsimd_alu): Likewise.
16134 (cortex_a53_advsimd_alu_q): Likewise.
16135 (cortex_a53_advsimd_mul): Likewise.
16136 (cortex_a53_advsimd_mul_q): Likewise.
16137 (fpmac bypass): Add new bypass for fpmac-fpmac case.
16138 Add missing fmul, r2f_cvt and fconst cases.
16140 2017-06-14 Richard Biener <rguenther@suse.de>
16142 PR middle-end/81088
16143 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
16145 (fold_binary_loc): When associating do not treat pre-existing
16146 TREE_OVERFLOW on literal constants as a reason to allow
16147 TREE_OVERFLOW on associated literal constants.
16149 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
16151 * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
16152 (MASK_FEATURES): New macro.
16153 * config/sparc/sparc.c (sparc_option_override): Remove the special
16154 handling of -mfpu and generalize it to all MASK_FEATURES switches.
16156 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
16158 * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
16159 a division of 0 if non-call exceptions are enabled.
16161 2017-06-14 Andrew Pinski <apinski@cavium.com>
16162 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
16165 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
16166 Improve vector initialization code gen for only variable case.
16168 2017-06-14 Eric Botcazou <ebotcazou@adacore.com>
16170 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
16172 2017-06-14 Richard Biener <rguenther@suse.de>
16174 PR tree-optimization/81083
16175 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
16178 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16180 * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
16181 (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
16182 * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
16183 * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use.
16184 * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
16185 * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
16187 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16189 * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
16190 * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
16192 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16194 * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
16196 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16198 * config/rs6000/t-rtems: Don't handle SPE.
16200 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16202 * config/rs6000/t-linux: Don't handle SPE.
16204 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16206 * config/rs6000/eabispe.h: Delete file.
16208 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16210 * config/rs6000/t-spe: Delete file.
16212 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16214 * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
16215 (rs6000_legitimate_offset_address_p): Return false for anything in
16216 V2SImode or V2SFmode.
16218 2017-06-13 Segher Boessenkool <segher@kernel.crashing.org>
16220 * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
16221 except V2SF and V2SI. Rearrange the vector modes, and add comments.
16222 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
16224 (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
16225 (rs6000_legitimate_offset_address_p): Ditto.
16226 (rs6000_emit_move): Ditto.
16227 (rs6000_init_builtins): Remove V4HI_type_node.
16229 2017-06-13 Martin Liska <mliska@suse.cz>
16232 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
16233 (gate_asan): Likewise.
16234 * asan.h (asan_no_sanitize_address_p): Remove the function.
16235 (sanitize_flags_p): New function.
16236 * builtins.def: Fix coding style.
16237 * common.opt: Use renamed enum value.
16238 * convert.c (convert_to_integer_1): Use sanitize_flags_p.
16239 * doc/extend.texi: Document no_sanitize attribute.
16240 * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
16241 to SANITIZE_UNDEFINED_NONDEFAULT.
16242 * gcc.c (sanitize_spec_function): Use the renamed enum value.
16243 * gimple-fold.c (optimize_atomic_compare_exchange_p):
16244 Use sanitize_flags_p.
16245 * gimplify.c (gimplify_function_tree): Likewise.
16246 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
16247 * opts.c (parse_no_sanitize_attribute): New function.
16248 (common_handle_option): Use renamed enum value.
16249 * opts.h (parse_no_sanitize_attribute): Declare.
16250 * tree.c (sanitize_flags_p): New function.
16251 * tree.h: Declared here.
16252 * tsan.c: Use sanitize_flags_p.
16253 * ubsan.c (ubsan_expand_null_ifn): Likewise.
16254 (instrument_mem_ref): Likewise.
16255 (instrument_bool_enum_load): Likewise.
16256 (do_ubsan_in_current_function): Remove the function.
16257 (pass_ubsan::execute): Use sanitize_flags_p.
16258 * ubsan.h: Remove do_ubsan_in_current_function
16259 * tree-cfg.c (print_no_sanitize_attr_value): New function.
16260 (dump_function_to_file): Use it here.
16262 2017-06-13 Martin Jambor <mjambor@suse.cz>
16264 PR tree-optimization/80803
16265 PR tree-optimization/81063
16266 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
16267 (propagate_subaccesses_across_link): Enqueue subtree whenever
16268 necessary instead of relying on the caller.
16270 2017-06-13 Martin Jambor <mjambor@suse.cz>
16272 * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
16273 that have a first_link.
16274 (sort_and_splice_var_accesses): Do not check first_link before
16276 (subtree_mark_written_and_enqueue): Likewise.
16277 (propagate_all_subaccesses): Likewise and do not stop at first
16278 parent with a first_link.
16280 2017-06-13 Martin Jambor <mjambor@suse.cz>
16282 * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
16285 2017-06-13 Yury Gribov <tetra2005@gmail.com>
16287 * match.pd: New pattern.
16289 2017-06-13 Yury Gribov <tetra2005@gmail.com>
16291 * tree-vrp.c (is_masked_range_test): New function.
16292 (register_edge_assert_for): Determine ranges for
16295 2017-06-13 Yury Gribov <tetra2005@gmail.com>
16297 PR tree-optimization/67328
16298 * fold-const.c (maskable_range_p): New function.
16299 (build_range_check): Generate bittests if possible.
16301 2017-06-13 Martin Liska <mliska@suse.cz>
16303 * gimple-pretty-print.c (dump_probability): Add new argument.
16304 (dump_edge_probability): Dump both probability and count.
16305 (dump_gimple_label): Likewise.
16306 (dump_gimple_bb_header): Likewise.
16308 2017-06-13 Georg-Johann Lay <avr@gjlay.de>
16311 * config/avr/avr-devices.c: Fix indentation.
16312 * config/avr/gen-avr-mmcu-specs.c: Dito.
16314 2017-06-13 Richard Biener <rguenther@suse.de>
16316 * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
16317 instead get vector type from stmt_info.
16318 (vectorizable_reduction): Adjust. Remove dead code.
16320 2017-06-13 Richard Biener <rguenther@suse.de>
16322 PR middle-end/81065
16323 * fold-const.c (extract_muldiv_1): Remove bogus distribution
16324 case of C * (x * C2 + C3).
16325 (fold_addr_of_array_ref_difference): Properly fold index difference.
16327 2017-06-12 David S. Miller <davem@davemloft.net>
16330 * config/sparc/sparc.md (return expander): Emit frame blockage if
16331 function uses alloca.
16333 2017-06-12 Richard Sandiford <richard.sandiford@linaro.org>
16335 * combine.c (make_field_assignment): Check len rather than the mode
16336 precision when calling force_to_mode.
16338 2017-06-12 Georg-Johann Lay <avr@gjlay.de>
16340 Support multilibs and devices that see flash in RAM address range.
16343 * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
16344 (avr_mcu_t) <flash_pm_offset>: New field.
16345 (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
16346 * config/avr/avr.h (AVR_SHORT_CALLS): New define.
16347 (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
16348 (AVR_TINY_PM_OFFSET): Remove macro.
16349 * config/avr/avr.opt (-mshort-calls): New option.
16350 * config/avr/gen-avr-mmcu-specs.c (print_mcu)
16351 [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
16352 * config/avr/avr-c.c (avr_cpu_cpp_builtins)
16353 <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
16354 <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
16355 instead of avr_arch->have_jmp_call.
16356 <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
16357 [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
16358 avr_arch->flash_pm_offset to define.
16359 * config/avr/avr-devices.c (avr_arch_types): Add initializers for
16360 new field flash_pm_offset. Add entry for avrxmega3.
16361 (avr_texinfo): Add entry for avrxmega3.
16362 * config/avr/avr-mcus.def: Add entries for: avrxmega3,
16363 attiny212, attiny214,
16364 attiny412, attiny414, attiny416, attiny417,
16365 attiny814, attiny816, attiny817,
16366 attiny1614, attiny1616, attiny1617,
16367 attiny3214, attiny3216, attiny3217.
16368 * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
16369 avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
16370 (avr_print_operand_address) [AVR_TINY]: Same.
16371 (avr_asm_init_sections) <readonly_data_section>: Only patch
16372 callback if avr_arch->flash_pm_offset = 0.
16373 (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
16374 for rodata if avr_arch->flash_pm_offset != 0.
16375 (avr_encode_section_info) [AVR_TINY]: Adjust comment.
16376 * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
16377 (opts) [AVR_ISA_RCALL]: Append opt_rcall.
16378 (m_options): Append opt_rcall.
16379 (m_dirnames): Append dir_rcall.
16380 * config/avr/t-multilib: Regenerate.
16382 * configure.ac [target=avr]: Check whether avrxmega3 default
16383 linker description file works as needed.
16384 * configure: Regenerate.
16385 * doc/avr-mmcu.texi: Regenerate.
16386 * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
16387 <__AVR_ARCH__>: Document avrxmega3 and 103.
16388 <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
16389 <__AVR_SHORT_CALLS__>: Document it.
16390 <__AVR_PM_BASE_ADDRESS__>: Document it.
16391 * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
16392 (AVR Variable Attributes) <progmem>: Document this is
16393 not needed for avrxmega3.
16394 (AVR Named Address Spaces) <__flash>: Dito.
16396 2017-06-12 Jan Hubicka <hubicka@ucw.cz>
16398 * cgraph.c (cgraph_node::dump): Complain about profile insanities.
16400 2017-06-12 Doug Rupp <rupp@adacore.com>
16402 * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
16403 Append vxworks-stdint.h to the tm_file list.
16404 * config/vxworks-stdint.h: New file.
16406 2017-06-12 Martin Liska <mliska@suse.cz>
16408 PR tree-optimization/81041
16409 * tree-profile.c (gimple_gen_ic_func_profiler):
16410 Create an extra BB in profile-generate
16411 (gimple_gen_time_profiler): Likewise.
16413 2017-06-12 Jakub Jelinek <jakub@redhat.com>
16415 PR tree-optimization/81003
16416 * tree-ssa-reassoc.c (force_into_ssa_name): New function.
16417 (update_range_test): Use it instead of force_gimple_operand_gsi.
16419 2017-06-12 Richard Biener <rguenther@suse.de>
16421 PR tree-optimization/81053
16422 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
16423 with backedge value not defined in loop. Simplify def stmt
16426 2017-06-11 Tom de Vries <tom@codesourcery.com>
16429 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
16431 (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
16432 nvptx_cannot_force_const_mem.
16434 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
16436 * opts.c (finish_options): Move test for flag_split_stack after
16437 it has been initialized.
16439 2017-06-11 Jason Merrill <jason@redhat.com>
16441 * tree.h (id_equal): New.
16442 * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
16443 omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
16444 instead of strcmp of IDENTIFIER_POINTER.
16446 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
16448 * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
16449 (mark_all_inlined_calls_cdtor): Fix formating.
16450 (inline_transform): Rescale profile before inlining.
16452 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
16454 * cgraph.h (cgraph_edge::clone): Update prototype.
16455 * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
16456 (cgraph_node::create_clone): Update.
16457 (cgraph_node::create_version_clone): Update.
16458 * tree-inline.c (copy_bb): Update.
16459 (expand_call_inline): Update.
16461 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
16463 * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
16464 factored out from ...
16465 (rs6000_emit_prologue): ... here.
16467 2017-06-10 Segher Boessenkool <segher@kernel.crashing.org>
16469 * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
16470 factored out from ...
16471 (rs6000_emit_prologue): ... here.
16473 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
16475 * predict.c (drop_profile): Also drop individual bb/edge and cgraph
16477 (handle_missing_profiles): Fix computation of tp_first_run.
16478 (counts_to_freqs): Do not touch freqs when count is 0.
16480 2017-06-10 Jan Hubicka <hubicka@ucw.cz>
16482 * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
16485 2017-06-10 Tom de Vries <tom@codesourcery.com>
16487 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
16488 attributes): Document signal effective target.
16490 2017-06-10 Tom de Vries <tom@codesourcery.com>
16492 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
16493 Document effective target stack_size.
16495 2017-06-09 David Malcolm <dmalcolm@redhat.com>
16497 * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
16498 to the edit_context if they can be auto-applied.
16500 2017-06-9 Ian Lance Taylor <iant@golang.org>
16502 * opts.c (finish_options): If -fsplit-stack, disable implicit
16503 -forder-blocks-and-partition.
16504 * doc/invoke.texi (Optimize Options): Document that when using
16505 -fsplit-stack -forder-blocks-and-partition is not implicitly
16508 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
16510 * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
16511 ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
16512 ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
16513 * builtins.def (abort, trap, unreachable): Declare cold.
16514 * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
16515 * tree-core.h (ECF_COLD): New.
16516 * tree.c (set_call_expr_flags): Handle ECF_COLD.
16517 (build_common_builtin_nodes): Mark unreachable and abort as cold.
16519 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
16521 * predict.c (unlikely_executed_stmt_p): Cleanup.
16523 2017-06-09 Richard Biener <rguenther@suse.de>
16525 * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
16526 model if the ref is always written to.
16528 2017-06-09 Tamar Christina <tamar.christina@arm.com>
16530 * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
16532 2017-06-09 Tamar Christina <tamar.christina@arm.com>
16534 * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
16537 2017-06-09 Tom de Vries <tom@codesourcery.com>
16540 * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
16541 "target cannot support label values" when encountering LABEL_REF.
16543 2017-06-09 Martin Liska <mliska@suse.cz>
16545 * tree-profile.c (gimple_gen_ic_profiler): Update comment.
16546 (gimple_gen_ic_func_profiler): Emit direct comparison
16547 of __gcov_indirect_call_callee with NULL.
16548 (gimple_gen_time_profiler): Change probability from
16549 PROB_VERY_UNLIKELY to PROB_UNLIKELY.
16551 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
16553 * profile.c (edge_gcov_counts): Turn to pointer.
16554 (compute_branch_probabilities, compute_branch_probabilities): Update.
16555 (branch_prob): Do not clear edge_gcov_count.
16556 * profile.h (edge_gcov_counts): Turn to pointer.
16557 (edge_gcov_count): Update.
16559 2017-06-09 Jan Hubicka <hubicka@ucw.cz>
16561 * gimple.h (gimple_check_failed): Mark cold.
16563 2017-06-09 Richard Biener <rguenther@suse.de>
16565 PR tree-optimization/66623
16566 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
16567 refactor check_reduction into two parts, properly computing
16568 whether we have to check reduction validity for outer loop
16571 2017-06-09 Richard Biener <rguenther@suse.de>
16573 PR tree-optimization/79483
16574 * graphite-scop-detection.c (order): New global.
16575 (get_order): Compute bb to order mapping that satisfies code
16576 generation constraints.
16577 (cmp_pbbs): New helper.
16578 (build_scops): Start domwalk at entry block, sort generated
16581 2017-06-09 Richard Biener <rguenther@suse.de>
16583 PR middle-end/81007
16584 * ipa-polymorphic-call.c
16585 (ipa_polymorphic_call_context::restrict_to_inner_class):
16586 Skip FIELD_DECLs with error_mark_node type.
16587 * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
16590 2017-06-09 Martin Liska <mliska@suse.cz>
16592 * predict.c (struct branch_predictor): New struct.
16593 (test_prediction_value_range): New test.
16594 (predict_c_tests): New function.
16595 * selftest-run-tests.c (selftest::run_tests): Run the function.
16596 * selftest.h: Declare new tests.
16598 2017-06-09 Segher Boessenkool <segher@kernel.crashing.org>
16601 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
16602 gen_add3_insn did not fail.
16603 * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
16604 r0, construct that number in a temporary reg and add that reg to r0.
16605 If asked to put the result in r0 as well, fail.
16607 2017-06-08 Will Schmidt <will_schmidt@vnet.ibm.com>
16609 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
16610 for early expansion of vec_eqv.
16612 2017-06-08 Jakub Jelinek <jakub@redhat.com>
16614 PR middle-end/81005
16615 * ubsan.c (instrument_null): Avoid pointless code temporary.
16616 (pass_ubsan::execute): Instrument aggregate arguments of calls.
16618 2017-06-08 Uros Bizjak <ubizjak@gmail.com>
16622 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
16625 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
16628 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
16630 * predict.c (unlikely_executed_edge_p): Move ahead.
16631 (probably_never_executed_edge_p): Use it.
16633 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
16635 PR middle-end/79988
16636 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
16637 gimple_call_builtin_p call.
16639 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
16641 * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
16642 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
16643 rtl_check_failed_type2, rtl_check_failed_code1,
16644 rtl_check_failed_code2, rtl_check_failed_code_mode,
16645 rtl_check_failed_block_symbol, cwi_check_failed_bounds,
16646 rtvec_check_failed_bounds, rtl_check_failed_flag,
16647 _fatal_insn_not_found, _fatal_insn): Likewise.
16648 * tree.h (tree_contains_struct_check_failed,
16649 tree_check_failed, tree_not_check_failed,
16650 tree_class_check_failed, tree_range_check_failed,
16651 tree_not_class_check_failed, tree_int_cst_elt_check_failed,
16652 tree_vec_elt_check_failed, phi_node_elt_check_failed,
16653 tree_operand_check_failed, omp_clause_check_failed,
16654 omp_clause_operand_check_failed, omp_clause_range_check_failed):
16657 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
16659 * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
16660 flag_branch_probabilities.
16661 * ipa-inline.c (edge_badness): Likewise.
16662 * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
16663 * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
16664 * predict.c (maybe_hot_frequency_p): Likewise.
16665 (probably_never_executed): Likewise.
16666 * sched-ebb.c (schedule_ebbs): Likewise.
16667 * sched-rgn.c (find_single_block_region): Likewise.
16668 * tracer.c (tail_duplicate): Likewise.
16670 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
16672 * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
16673 longer requires x_flag_profile_use.
16675 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
16677 * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
16678 instead of flag_reorder_blocks_and_partition.
16679 * dbxout.c (dbxout_function_end): Likewise.
16680 * dwarf2out.c (gen_subprogram_die): Likewise.
16681 * haifa-sched.c (sched_create_recovery_edges): Likewise.
16682 * hw-doloop.c (reorg_loops): Likewise.
16683 * varasm.c (assemble_start_function,
16684 assemble_end_function): Likewise.
16685 (decide_function_section): Do not check for
16686 flag_reorder_blocks_and_partition.
16688 2017-06-08 Alexander Ivchenko <alexander.ivchenko@intel.com>
16690 * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
16692 (chkp_get_hard_register_fake_addr_expr): Ditto.
16693 (chkp_build_addr_expr): Add check for hard reg case.
16694 (chkp_parse_array_and_component_ref): Ditto.
16695 (chkp_find_bounds_1): Ditto.
16696 (chkp_process_stmt): Don't generate bounds store for
16699 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
16701 * predict.c (maybe_hot_bb_p): Do not check profile status.
16702 (maybe_hot_edge_p): Likewise.
16703 (probably_never_executed): Check for zero counts even if profile
16705 (unlikely_executed_edge_p): New function.
16706 (unlikely_executed_stmt_p): New function.
16707 (unlikely_executed_bb_p): New function.
16708 (set_even_probabilities): Use unlikely predicates.
16709 (combine_predictions_for_bb): Likewise.
16710 (predict_paths_for_bb): Likewise.
16711 (predict_paths_leading_to_edge): Likewise.
16712 (determine_unlikely_bbs): New function.
16713 (estimate_bb_frequencies): Use it.
16714 (compute_function_frequency): Use zero counts even if profile is
16716 * profile-count.h: Fix typo.
16718 2017-08-08 Julia Koval <julia.koval@intel.com>
16720 * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
16721 _mm512_mask_cvtsepi16_storeu_epi8,
16722 _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
16723 * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
16724 _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
16725 _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
16726 _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
16727 * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
16728 (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
16729 VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
16730 * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
16731 __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
16732 __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
16733 __builtin_ia32_pmovuswb256mem_mask,
16734 __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
16735 __builtin_ia32_pmovwb512mem_mask): New builtins.
16737 2017-08-08 Julia Koval <julia.koval@intel.com>
16739 PR target/73350,80862
16740 * config/i386/subst.md (round): Fix round pattern.
16741 * config/i386/i386.c (ix86_erase_embedded_rounding):
16742 Fix erasing rounding for the fixed pattern.
16744 2017-06-08 Jan Hubicka <hubicka@ucw.cz>
16746 * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
16748 2017-06-08 Martin Liska <mliska@suse.cz>
16750 PR gcov-profile/80911
16751 * gcov.c (block_info::block_info): New constructor.
16753 2017-06-07 Carl Love <cel@us.ibm.com>
16755 * config/rs6000/rs6000-c: The return type of the following
16756 built-in functions was implemented as int not long long. Fix sign
16757 of return value for the unsigned version of vec_mulo and vec_mule.
16758 vector unsigned long long vec_bperm (vector unsigned long long,
16759 vector unsigned char)
16760 vector signed long long vec_mule (vector signed int,
16762 vector unsigned long long vec_mule (vector unsigned int,
16763 vector unsigned int)
16764 vector signed long long vec_mulo (vector signed int,
16766 vector unsigned long long vec_mulo (vector unsigned int,
16767 vector unsigned int)
16768 * doc/extend.texi: Fix the documentation for the built-in
16771 2017-06-07 Carl Love <cel@us.ibm.com>
16774 * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
16777 2017-06-07 Carl Love <cel@us.ibm.com>
16779 * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
16780 support, Generate doublehv for signed int/float for BE case only.
16782 2017-06-07 Alexander Monakov <amonakov@ispras.ru>
16784 * doc/invoke.texi (mcx16): Rewrite.
16786 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16788 * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
16789 * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
16790 *mov<mode>_softfloat, and an anonymous splitter): Use
16791 nonimmediate_operand instead of rs6000_nonimmediate_operand.
16793 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16795 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
16797 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
16798 (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
16799 (rs6000_debug_reg_global): Adjust.
16800 (rs6000_init_hard_regno_mode_ok): Adjust.
16801 (rs6000_dbx_register_number): Adjust.
16802 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
16803 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
16804 Remove SPE_ACC and SPEFSCR.
16805 (REG_ALLOC_ORDER): Ditto.
16806 (FRAME_POINTER_REGNUM): Change to 111.
16807 (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
16808 (REG_CLASS_NAMES): Ditto.
16809 (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
16810 (REGISTER_NAMES): Ditto.
16811 (ADDITIONAL_REG_NAMES): Ditto.
16812 (rs6000_reg_names): Ditto.
16813 * config/rs6000/rs6000.md: Renumber some register number
16816 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16818 * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
16820 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
16821 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
16823 (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
16824 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
16825 Delete the SPE high registers.
16826 (REG_ALLOC_ORDER): Ditto.
16827 (enum reg_class): Remove SPE_HIGH_REGS.
16828 (REG_CLASS_NAMES): Ditto.
16829 (REG_CLASS_CONTENTS): Delete the SPE high registers.
16830 (REGISTER_NAMES): Ditto.
16831 (rs6000_reg_names): Ditto.
16832 * doc/tm.texi.in: Remove SPE as example.
16833 * doc/tm.texi: Regenerate.
16835 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16837 * config/rs6000/8540.md (ppc8540_brinc): Delete.
16838 * config/rs6000/e500mc.md (e500mc_brinc): Delete.
16839 * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
16840 * config/rs6000/rs6000.md (type): Remove "brinc".
16842 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16844 * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
16845 (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
16846 * config/rs6000/linuxspe.h: Delete file.
16847 * config/rs6000/rs6000.md: Don't include spe.md.
16848 * config/rs6000/spe.h: Delete file.
16849 * config/rs6000/spe.md: Delete file.
16850 * config/rs6000/t-rs6000: Remove spe.md.
16852 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16854 * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
16855 (reg_or_none500mem_operand): Delete.
16856 * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
16857 instead of reg_or_none500mem_operand.
16859 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16861 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
16862 handling of SPE flags.
16863 * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
16865 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16867 * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
16869 * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
16870 (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
16871 paired_divv2sf3): Similar.
16872 * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
16873 SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
16874 * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
16876 Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
16877 Rename the paired_* instruction patterns.
16878 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
16880 * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
16881 * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
16882 (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
16883 spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and
16884 TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with
16885 PAIRED_VECTOR_MODE.
16886 (struct machine_function): Delete field spe_insn_chain_scanned_p.
16887 (spe_func_has_64bit_regs_p): Delete.
16888 (spe_expand_predicate_builtin): Delete.
16889 (spe_expand_evsel_builtin): Delete.
16890 (TARGET_DWARF_REGISTER_SPAN): Do not define.
16891 (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
16892 (invalid_e500_subreg): Delete.
16893 (rs6000_legitimize_address): Always force_reg op2 as well, for
16894 paired single memory accesses.
16895 (rs6000_member_type_forces_blk): Delete.
16896 (rs6000_spe_function_arg): Delete.
16897 (rs6000_expand_unop_builtin): Delete SPE handling.
16898 (rs6000_expand_binop_builtin): Ditto.
16899 (spe_expand_stv_builtin): Delete.
16900 (bdesc_2arg_spe): Delete.
16901 (spe_expand_builtin): Delete.
16902 (spe_expand_predicate_builtin): Delete.
16903 (spe_expand_evsel_builtin): Delete.
16904 (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
16905 (spe_init_builtins): Delete.
16906 (spe_func_has_64bit_regs_p): Delete.
16907 (savres_routine_name): Delete "info" parameter. Adjust callers.
16908 (rs6000_emit_stack_reset): Ditto.
16909 (rs6000_dwarf_register_span): Delete.
16910 * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
16911 UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
16912 SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
16914 * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
16916 * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
16917 * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
16918 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
16919 mulv2sf3, divv2sf3): Delete expanders.
16921 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16923 config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
16925 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16927 * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
16928 * config/rs6000/rs6000.c: Ditto.
16930 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16932 * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
16933 * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
16934 comparison_operator.
16936 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16938 * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
16939 * config/rs6000/rs6000.opt: Ditto.
16940 * config/rs6000/t-rtems: Ditto.
16942 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16944 * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
16945 TARGET_E500_SINGLE by 0, simplify.
16946 * config/rs6000/rs6000.c: Ditto.
16947 (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
16948 (spe_build_register_parallel): Delete.
16949 * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
16950 TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
16951 * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
16952 TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
16953 (E500_CONVERT): Delete.
16954 * config/rs6000/spe.md: Remove many patterns and all define_constants.
16956 2017-06-07 Segher Boessenkool <segher@kernel.crashing.org>
16958 * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
16959 * config/rs6000/dfp.md: Ditto.
16960 (negdd2, *negdd2_fpr): Merge.
16961 (absdd2, *absdd2_fpr): Merge.
16962 (negtd2, *negtd2_fpr): Merge.
16963 (abstd2, *abstd2_fpr): Merge.
16964 * config/rs6000/e500.h: Delete file.
16965 * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
16966 TARGET_FPRS by 1 and simplify.
16967 * config/rs6000/rs6000-c.c: Ditto.
16968 * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and
16969 TARGET_DF_SPE by 0.
16970 * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and
16972 * config/rs6000/rs6000.md: Ditto.
16973 (floatdidf2, *floatdidf2_fpr): Merge.
16974 (move_from_CR_gt_bit): Delete.
16975 * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
16976 (E500_CR_IOR_COMPARE): Delete.
16977 (All patterns that require !TARGET_FPRS): Delete.
16978 * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
16980 2017-06-07 Bin Cheng <bin.cheng@arm.com>
16982 * passes.def (pass_iv_canon): Move before pass_loop_distribution.
16984 2017-06-07 Bin Cheng <bin.cheng@arm.com>
16986 * graphds.c (add_edge): Intitialize edge's attached data.
16987 (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
16988 pointer parameter. Call pointed function on each edge during
16989 graph traversing. Skip traversing the edge when the function
16991 (graphds_dfs, graphds_scc): Ditto.
16992 (for_each_edge): New parameter. Pass the new parameter to callback
16994 * graphds.h (skip_edge_callback): New function pointer type.
16995 (graphds_dfs, graphds_scc): New function pointer parameter.
16996 (graphds_edge_callback, for_each_edge): New parameter.
16998 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17000 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
17001 out code checking if runtime alias check is possible to below ...
17002 Call the new function.
17003 * tree-data-ref.c (runtime_alias_check_p): ... to new function.
17004 * tree-data-ref.h (runtime_alias_check_p): New decalaration.
17006 2017-06-07 Marek Polacek <polacek@redhat.com>
17009 * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
17010 TYPE_OVERFLOW_WRAPS check.
17012 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17014 * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
17015 if versioning is required.
17016 * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
17017 peeling with the check for versioning.
17019 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17021 * tree-vectorizer.h (vect_build_loop_niters): New parameter.
17022 * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
17023 Set true to new parameter if new ssa variable is defined.
17024 (vect_gen_vector_loop_niters): Refactor. Set range information
17025 for the new vector loop bound variable.
17026 (vect_do_peeling): Ditto.
17028 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17030 * tree-affine.c (ssa.h): Include header file.
17031 (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
17032 has wrapping overflow behavior.
17034 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17036 * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
17038 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17040 (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
17041 (tree_to_aff_combination): ... here.
17043 2017-06-07 Bin Cheng <bin.cheng@arm.com>
17045 * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
17046 reg_pressure model function.
17047 (ivopts_global_cost_for_size): Delete.
17048 (determine_set_costs, iv_ca_recount_cost): Call new model function
17049 ivopts_estimate_reg_pressure.
17051 2017-06-07 Tamar Christina <tamar.christina@arm.com>
17053 * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more
17054 expensive than udiv. Remove floating point cases from mod.
17056 2017-06-07 Tamar Christina <tamar.christina@arm.com>
17058 * config/arm/aarch-cost-tables.h (cortexa53_extra_cost):
17059 Increase idiv cost.
17061 2017-06-07 Tamar Christina <tamar.christina@arm.com>
17063 * config/aarch64/aarch64.md
17064 (copysignsf3): Fix mask generation.
17066 2017-06-07 Jakub Jelinek <jakub@redhat.com>
17068 * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
17070 (class dump_manager): Add register_dumps method.
17071 * dumpfile.c: Include langhooks.h.
17072 (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
17073 (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
17074 (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
17075 (dump_manager::dump_register): Start with 512 entries instead of 32.
17076 (dump_manager::register_dumps): New method.
17077 * toplev.c (general_init): Instead of invoking register_dumps
17078 langhook, invoke register_dumps method on the dump manager.
17079 * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
17082 2017-06-07 Richard Sandiford <richard.sandiford@linaro.org>
17084 * doc/md.texi: Clarify the restrictions on a define_insn condition.
17085 Say that # requires an associated define_split to exist, and that
17086 the define_split must be suitable for use after register allocation.
17088 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17090 * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
17091 (compute_outgoing_frequencies): Also initialize zero counts.
17092 (find_many_sub_basic_blocks): Do not produce uninitialized profile
17093 around loops; preserve more of profile when nothing changes.
17095 2017-06-06 Jim Wilson <jim.wilson@linaro.org>
17097 * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
17099 * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
17100 * config/arm/arm-cpu-cdata.h: Regenerate.
17101 * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
17102 * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
17103 * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
17104 * config/arm/arm.c (arm_qdf24xx_tune): Delete.
17105 * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
17107 * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
17109 * config/arm/t-rmprofile: Likewise.
17110 * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
17112 2017-06-06 David S. Miller <davem@davemloft.net>
17115 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
17116 blockage if function uses alloca.
17118 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
17120 * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
17121 New "uid" fields to hold pretty-print IDs of group and ref.
17122 Memory references are now identified as <group_id>:<ref_id>
17123 instead of using [random] addresses.
17124 (dump_mem_details): Simplify, no functional change.
17125 (dump_mem_ref): Simplify and make output more concise.
17126 Replace couple of fprintf's throughout code with calls to dump_mem_ref.
17127 (find_or_create_group): Initialize group uid.
17128 (record_ref): Initialize ref uid. Improve debug output.
17129 (prune_group_by_reuse, should_issue_prefetch_p,)
17130 (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
17131 (mark_nontemporal_store, determine_loop_nest_reuse):
17132 Improve debug output.
17134 2017-06-06 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
17136 * dbgcnt.def (prefetch): New debug counter.
17137 * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
17138 (schedule_prefetches): Stop issueing prefetches if debug counter
17141 2017-06-06 Tom de Vries <tom@codesourcery.com>
17143 * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
17144 gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
17146 2017-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17148 * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
17149 Use aarch64_reg_or_zero predicate for operand 4.
17150 (aarch64_compare_and_swap<mode> define_insn_and_split):
17151 Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint.
17152 (aarch64_store_exclusive<mode>): Likewise for operand 2.
17154 2017-06-06 Thomas Preud'homme <thomas.preudhomme@arm.com>
17156 * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
17157 (arm_compute_save_core_reg_mask): This.
17158 (thumb1_compute_save_reg_mask): Rename into ...
17159 (thumb1_compute_save_core_reg_mask): This.
17160 (arm_compute_save_reg0_reg12_mask): Adapt comment.
17161 (arm_compute_frame_layout): Likewise.
17163 2017-06-06 Richard Biener <rguenther@suse.de>
17165 PR tree-optimization/80974
17166 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
17167 keep or clear leaders SSA info.
17169 2017-06-06 Tom de Vries <tom@codesourcery.com>
17171 * config/nvptx/nvptx.c (split_mode_p): New function.
17172 (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
17174 2017-06-06 Tom de Vries <tom@codesourcery.com>
17176 * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
17178 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17181 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
17184 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17186 * shrink-wrap.c (handle_simple_exit): Update profile.
17187 (try_shrink_wrapping): Upate profile.
17189 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17191 * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
17192 (tree_guess_outgoing_edge_probabilities): New.
17193 * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
17194 * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
17196 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17198 * ipa-split.c (split_function): Initialize return bb profile.
17200 2017-06-06 Jan Hubicka <hubicka@ucw.cz>
17202 * profile.c (compute_branch_probabilities): Also initialize
17203 EXIT_BLOCK profile.
17205 2017-06-06 Richard Biener <rguenther@suse.de>
17207 PR tree-optimization/80928
17208 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
17209 (vect_analyze_loop_operations): Properly guard analysis for
17211 (vect_transform_loop): Likewise.
17212 (vect_analyze_loop_2): Also reset SLP type on PHIs.
17213 (vect_model_induction_cost): Do not cost for pure SLP.
17214 (vectorizable_induction): Pass in SLP node, implement SLP vectorization
17215 of induction in inner loop vectorization.
17216 * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
17217 (vect_get_and_check_slp_defs): Handle vect_induction_def.
17218 (vect_build_slp_tree): Likewise. Handle PHIs as terminating the
17220 (vect_analyze_slp_cost_1): Cost induction.
17221 (vect_detect_hybrid_slp_stmts): Handle PHIs.
17222 (vect_get_slp_vect_defs): Likewise.
17223 * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
17224 (vect_transform_stmt): Handle SLP reductions.
17225 * tree-vectorizer.h (vectorizable_induction): Adjust.
17227 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17229 * config/rs6000/rs6000.c (make_resolver_func): Update
17230 init_lowered_empty_function call.
17232 2017-06-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
17234 * doc/invoke.texi: Document the -fprofile-abs-path option.
17235 * common.opt (fprofile-abs-path): New option.
17236 * gcov-io.h (gcov_write_filename): Declare.
17237 * gcov-io.c (gcov_write_filename): New function.
17238 * coverage.c (coverage_begin_function): Use gcov_write_filename.
17239 * profile.c (output_location): Likewise.
17241 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
17243 * shring-wrap.c: Revert accidental commit.
17245 2017-06-05 Volker Reichelt <v.reichelt@netcologne.de>
17247 * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
17249 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
17251 * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
17253 * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
17254 profile in callgraph edge.
17255 * profile-count.h (apply_probability): If THIS is 0, then result is 0
17256 (apply_scale): Likewise.
17257 * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
17258 Also scale profile when inlining function with zero profile.
17259 (initialize_cfun): Update exit block profile even when it is zero.
17260 * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
17261 when profile is read.
17263 2017-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17265 * config/rs6000/rs6000.c (toplevel): Include attribs.h.
17266 (CLONE_*): New constants to define the processors we can generate
17267 code for with the target_clone attribute.
17268 (rs6000_clone_map): New array to identify which clone processors
17269 the current program is running on.
17270 (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
17271 target_clone attribute.
17272 (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
17273 (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
17274 (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
17275 (cpu_expand_builtin): Add support for target_clone attribute.
17276 (rs6000_valid_attribute_p): Allow "default" attribute.
17277 (get_decl_name): New debug function to simplify printing the
17278 current function name in debugging statements.
17279 (rs6000_clone_priority): New functions to support the target_clone
17280 attribute, and be able to generate code to switch between ISA 2.05
17281 through ISA 3.0 (power6 through power9).
17282 (rs6000_compare_version_priority): Likewise.
17283 (rs6000_get_function_versions_dispatcher): Likewise.
17284 (make_resolver_func): Likewise.
17285 (add_condition_to_bb): Likewise.
17286 (dispatch_function_versions): Likewise.
17287 (rs6000_generate_version_dispatcher_body): Likewise.
17288 (rs6000_can_inline_p): Call get_decl_name for debugging usage.
17289 (fusion_gpr_load_p): Fix a spacing issue.
17290 * doc/extend.texi (Common Function Attributes): Document that the
17291 PowerPC supports the target_clone attribute.
17293 2017-06-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
17295 * config/arm/arm.h: explain F symbol found in description of ARM
17296 register allocation in its legend.
17298 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
17300 * config/mips/frame-header-opt.c: Include profile-count.h.
17301 * config/riscv/riscv.c: Include profile-count.h
17303 2017-06-05 Jan Hubicka <hubicka@ucw.cz>
17305 * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
17307 (sm_set_flag_if_changed): Add bbs field.
17308 (execute_sm_if_changed_flag_set): Pass BBS.
17309 (execute_sm): Update.
17311 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17313 * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
17316 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17318 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
17319 (peephole2): New peephole2 to emit the above.
17320 * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
17322 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17324 * config/aarch64/aarch64.c (define_peephole2 above
17325 *sub_<shift>_<mode>): New peephole.
17327 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
17329 * config/i386/i386.c (make_resolver_func): Update.
17330 * Makefile.in: Add profile-count.h and profile-count.o
17331 * auto-profile.c (afdo_indirect_call): Update to new API.
17332 (afdo_set_bb_count): Update.
17333 (afdo_propagate_edge): Update.
17334 (afdo_propagate_circuit): Update.
17335 (afdo_calculate_branch_prob): Update.
17336 (afdo_annotate_cfg): Update.
17337 * basic-block.h: Include profile-count.h
17338 (struct edge_def): Turn count to profile_count.
17339 (struct basic_block_def): Likewie.
17340 (REG_BR_PROB_BASE): Move to profile-count.h
17341 (RDIV): Move to profile-count.h
17342 * bb-reorder.c (max_entry_count): Turn to profile_count.
17343 (find_traces): Update.
17344 (rotate_loop):Update.
17345 (connect_traces):Update.
17346 (sanitize_hot_paths):Update.
17347 * bt-load.c (migrate_btr_defs): Update.
17348 * cfg.c (RDIV): Remove.
17349 (init_flow): Use alloc_block.
17350 (alloc_block): Uninitialize count.
17351 (unchecked_make_edge): Uninitialize count.
17352 (check_bb_profile): Update.
17353 (dump_edge_info): Update.
17354 (dump_bb_info): Update.
17355 (update_bb_profile_for_threading): Update.
17356 (scale_bbs_frequencies_int): Update.
17357 (scale_bbs_frequencies_gcov_type): Update.
17358 (scale_bbs_frequencies_profile_count): New.
17359 * cfg.h (update_bb_profile_for_threading): Update.
17360 (scale_bbs_frequencies_profile_count): Declare.
17361 * cfgbuild.c (compute_outgoing_frequencies): Update.
17362 (find_many_sub_basic_blocks): Update.
17363 * cfgcleanup.c (try_forward_edges): Update.
17364 (try_crossjump_to_edge): Update.
17365 * cfgexpand.c (expand_gimple_tailcall): Update.
17366 (construct_exit_block): Update.
17367 * cfghooks.c (verify_flow_info): Update.
17368 (dump_bb_for_graph): Update.
17369 (split_edge): Update.
17370 (make_forwarder_block): Update.
17371 (duplicate_block): Update.
17372 (account_profile_record): Update.
17373 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
17374 (get_estimated_loop_iterations): Update.
17375 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
17376 (single_likely_exit): Update.
17377 * cfgloopmanip.c (scale_loop_profile): Update.
17379 (set_zero_probability): Update.
17380 (lv_adjust_loop_entry_edge): Update.
17381 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
17382 (purge_dead_edges): Update.
17383 (rtl_account_profile_record): Update.
17384 * cgraph.c (cgraph_node::create): Uninitialize count.
17385 (symbol_table::create_edge): Uninitialize count.
17386 (cgraph_update_edges_for_call_stmt_node): Update.
17387 (cgraph_edge::dump_edge_flags): Update.
17388 (cgraph_node::dump): Update.
17389 (cgraph_edge::maybe_hot_p): Update.
17390 * cgraph.h: Include profile-count.h
17391 (create_clone), create_edge, create_indirect_edge): Update.
17392 (cgraph_node): Turn count to profile_count.
17393 (cgraph_edge0: Likewise.
17394 (make_speculative, clone): Update.
17395 (create_edge): Update.
17396 (init_lowered_empty_function): Update.
17397 * cgraphclones.c (cgraph_edge::clone): Update.
17398 (duplicate_thunk_for_node): Update.
17399 (cgraph_node::create_clone): Update.
17400 * cgraphunit.c (cgraph_node::analyze): Update.
17401 (cgraph_node::expand_thunk): Update.
17402 * final.c (dump_basic_block_info): Update.
17403 * gimple-streamer-in.c (input_bb): Update.
17404 * gimple-streamer-out.c (output_bb): Update.
17405 * graphite.c (print_global_statistics): Update.
17406 (print_graphite_scop_statistics): Update.
17407 * hsa-brig.c: Include basic-block.h.
17408 * hsa-dump.c: Include basic-block.h.
17409 * hsa-gen.c (T sum_slice): Update.
17410 (convert_switch_statements):Update.
17411 * hsa-regalloc.c: Include basic-block.h.
17412 * ipa-chkp.c (chkp_produce_thunks): Update.
17413 * ipa-cp.c (struct caller_statistics): Update.
17414 (init_caller_stats): Update.
17415 (gather_caller_stats): Update.
17416 (ipcp_cloning_candidate_p): Update.
17417 (good_cloning_opportunity_p): Update.
17418 (get_info_about_necessary_edges): Update.
17419 (dump_profile_updates): Update.
17420 (update_profiling_info): Update.
17421 (update_specialized_profile): Update.
17422 (perhaps_add_new_callers): Update.
17423 (decide_about_value): Update.
17424 (ipa_cp_c_finalize): Update.
17425 * ipa-devirt.c (struct odr_type_warn_count): Update.
17426 (struct decl_warn_count): Update.
17427 (struct final_warning_record): Update.
17428 (possible_polymorphic_call_targets): Update.
17429 (ipa_devirt): Update.
17430 * ipa-fnsummary.c (redirect_to_unreachable): Update.
17431 * ipa-icf.c (sem_function::merge): Update.
17432 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
17433 * ipa-inline.c (compute_uninlined_call_time): Update.
17434 (compute_inlined_call_time): Update.
17435 (want_inline_small_function_p): Update.
17436 (want_inline_self_recursive_call_p): Update.
17437 (edge_badness): Update.
17438 (lookup_recursive_calls): Update.
17439 (recursive_inlining): Update.
17440 (inline_small_functions): Update.
17441 (dump_overall_stats): Update.
17442 (dump_inline_stats): Update.
17443 * ipa-profile.c (ipa_profile_generate_summary): Update.
17444 (ipa_propagate_frequency): Update.
17445 (ipa_profile): Update.
17446 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
17447 * ipa-utils.c (ipa_merge_profiles): Update.
17448 * loop-doloop.c (doloop_modify): Update.
17449 * loop-unroll.c (report_unroll): Update.
17450 (unroll_loop_runtime_iterations): Update.
17451 * lto-cgraph.c (lto_output_edge): Update.
17452 (lto_output_node): Update.
17453 (input_node): Update.
17454 (input_edge): Update.
17455 (merge_profile_summaries): Update.
17456 * lto-streamer-in.c (input_cfg): Update.
17457 * lto-streamer-out.c (output_cfg): Update.
17458 * mcf.c (create_fixup_graph): Update.
17459 (adjust_cfg_counts): Update.
17460 (sum_edge_counts): Update.
17461 * modulo-sched.c (sms_schedule): Update.
17462 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
17463 * predict.c (maybe_hot_count_p): Update.
17464 (probably_never_executed): Update.
17465 (dump_prediction): Update.
17466 (combine_predictions_for_bb): Update.
17467 (propagate_freq): Update.
17468 (handle_missing_profiles): Update.
17469 (counts_to_freqs): Update.
17470 (rebuild_frequencies): Update.
17471 (force_edge_cold): Update.
17472 * predict.h: Include profile-count.h
17473 (maybe_hot_count_p, counts_to_freqs): UPdate.
17474 * print-rtl-function.c: Do not include cfg.h
17475 * print-rtl.c: Include basic-block.h
17476 * profile-count.c: New file.
17477 * profile-count.h: New file.
17478 * profile.c (is_edge_inconsistent): Update.
17479 (correct_negative_edge_counts): Update.
17480 (is_inconsistent): Update.
17481 (set_bb_counts): Update.
17482 (read_profile_edge_counts): Update.
17483 (compute_frequency_overlap): Update.
17484 (compute_branch_probabilities): Update; Initialize and deinitialize
17486 (branch_prob): Update.
17487 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
17488 (edge_gcov_count): New.
17489 (bb_gcov_count): New.
17490 * shrink-wrap.c (try_shrink_wrapping): Update.
17491 * tracer.c (better_p): Update.
17492 * trans-mem.c (expand_transaction): Update.
17493 (ipa_tm_insert_irr_call): Update.
17494 (ipa_tm_insert_gettmclone_call): Update.
17495 * tree-call-cdce.c: Update.
17496 * tree-cfg.c (gimple_duplicate_sese_region): Update.
17497 (gimple_duplicate_sese_tail): Update.
17498 (gimple_account_profile_record): Update.
17499 (execute_fixup_cfg): Update.
17500 * tree-inline.c (copy_bb): Update.
17501 (copy_edges_for_bb): Update.
17502 (initialize_cfun): Update.
17503 (freqs_to_counts): Update.
17504 (copy_cfg_body): Update.
17505 (expand_call_inline): Update.
17506 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
17507 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
17508 (try_unroll_loop_completely): Update.
17509 (try_peel_loop): Update.
17510 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
17511 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
17512 * tree-ssa-loop-split.c (connect_loops): Update.
17513 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
17514 * tree-ssa-reassoc.c (branch_fixup): Update.
17515 * tree-ssa-tail-merge.c (replace_block_by): Update.
17516 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
17517 (compute_path_counts): Update.
17518 (update_profile): Update.
17519 (recompute_probabilities): Update.
17520 (update_joiner_offpath_counts): Update.
17521 (estimated_freqs_path): Update.
17522 (freqs_to_counts_path): Update.
17523 (clear_counts_path): Update.
17524 (ssa_fix_duplicate_block_edges): Update.
17525 (duplicate_thread_path): Update.
17526 * tree-switch-conversion.c (case_bit_test_cmp): Update.
17527 (struct switch_conv_info): Update.
17528 * tree-tailcall.c (decrease_profile): Update.
17529 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
17530 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
17531 * value-prof.c (check_counter): Update.
17532 (gimple_divmod_fixed_value): Update.
17533 (gimple_mod_pow2): Update.
17534 (gimple_mod_subtract): Update.
17535 (gimple_ic_transform): Update.
17536 (gimple_stringop_fixed_value): Update.
17537 * value-prof.h (gimple_ic): Update.
17539 2017-06-02 Carl Love <cel@us.ibm.com>
17541 * config/rs6000/rs6000-c: Add support for built-in functions
17542 vector double vec_doublee (vector signed int);
17543 vector double vec_doublee (vector unsigned int);
17544 vector double vec_doublee (vector float);
17545 vector double vec_doubleh (vector signed int);
17546 vector double vec_doubleh (vector unsigned int);
17547 vector double vec_doubleh (vector float);
17548 vector double vec_doublel (vector signed int);
17549 vector double vec_doublel (vector unsigned int);
17550 vector double vec_doublel (vector float);
17551 vector double vec_doubleo (vector signed int);
17552 vector double vec_doubleo (vector unsigned int);
17553 vector double vec_doubleo (vector float);.
17554 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
17555 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
17557 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
17558 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
17559 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
17561 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
17562 vec_doublel, vec_doubleh.
17563 * doc/extend.texi: Update the built-in documentation file for the
17564 new built-in functions.
17566 2017-06-02 David Malcolm <dmalcolm@redhat.com>
17569 * ipa-inline-analysis.c (free_growth_caches): Set
17570 edge_removal_hook_holder to NULL after removing it.
17572 2017-06-02 Sudakshina Das <sudi.das@arm.com>
17574 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
17575 comparision with zero.
17577 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
17578 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
17579 for early expansion of vec_min and vec_max builtins.
17580 (builtin_function_type): Add min/max unsigned variants to those
17581 identified as having unsigned arguments.
17583 2017-06-02 Olivier Hainque <hainque@adacore.com>
17585 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
17587 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17589 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17590 Use VALL_F16 iterator rather than VALL.
17592 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17594 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
17595 Emit CBNZ inside loop when doing a strong exchange and comparing
17596 against zero. Generate the CC flags after the loop.
17598 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
17600 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
17601 (dl_section_ref): New.
17602 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
17603 On AIX, append an expression to subtract the size of the
17604 section length to dl_section_ref.
17606 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
17608 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
17609 for early expansion of vector absolute builtins.
17611 2017-06-02 Richard Biener <rguenther@suse.de>
17613 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
17614 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
17616 2017-06-02 Richard Biener <rguenther@suse.de>
17618 PR tree-optimization/80948
17619 * tree-tailcall.c (find_tail_calls): Track stmts to move in
17620 stmt order as well.
17622 2017-06-02 Richard Biener <rguenther@suse.de>
17624 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
17626 * tree-vect-stmts.c (process_use): Do not mark backedge defs
17627 for inductions as relevant.
17629 2017-06-02 Richard Biener <rguenther@suse.de>
17631 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
17632 (vectorizable_induction): ... this. Remove dead code.
17634 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
17636 * builtins. (expand_builtin_alloca): Remove second parameter and
17637 infer its value from the first parameter instead.
17638 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
17640 2017-06-02 Jakub Jelinek <jakub@redhat.com>
17642 PR rtl-optimization/80903
17643 * loop-doloop.c (add_test): Unshare sequence.
17645 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17647 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
17649 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17651 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
17653 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
17654 xlogue_layout::get_instance, logue_layout::xlogue_layout,
17655 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
17656 (xlogue_layout::get_stub_rtx): Make static.
17657 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
17658 (xlogue_layout::compute_stub_managed_regs): Rename to...
17659 (xlogue_layout::count_stub_managed_regs): ...this.
17660 (xlogue_layout::is_stub_managed_reg): New function.
17661 (xlogue_layout::m_stub_names): Rename to...
17662 (xlogue_layout::s_stub_names): ...this, make static.
17663 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
17664 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
17665 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
17666 xlogue_layout::s_stub_names): Instantiate statics.
17667 (stub_managed_regs): Remove.
17668 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
17669 (disable_call_ms2sysv_xlogues): Rename to...
17670 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
17671 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
17673 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
17674 change after reload_completed.
17675 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
17677 (ix86_expand_prologue): Likewise.
17678 (ix86_expand_epilogue): Likewise.
17679 (ix86_expand_split_stack_prologue): Likewise.
17680 (ix86_compute_frame_layout): Remove frame parameter ...
17681 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
17682 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
17684 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
17685 (ix86_frame): Move from here ...
17686 * config/i386/i386.h (ix86_frame): ... to here.
17687 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
17688 complete ix86_frame data structure instead. Remove some_ld_name.
17690 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
17692 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
17693 symbols that hold a DECL_VALUE_EXPR.
17695 2017-06-01 Martin Jambor <mjambor@suse.cz>
17697 PR tree-optimization/80898
17698 * tree-sra.c (process_subtree_disqualification): Removed.
17699 (disqualify_candidate): Do not acll
17700 process_subtree_disqualification.
17701 (subtree_mark_written_and_enqueue): New function.
17702 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
17703 RHS has been disqualified and re-queue LHS if necessary. Apart
17704 from that, ignore disqualified RHS.
17706 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17708 * config/s390/s390.c (s390_emit_epilogue): Disable early return
17709 address fetch for z10 or later.
17711 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
17713 * config/arc/arc.md (tst_movb): Add guard when splitting.
17715 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
17717 * config/arc/arc.c (arc_can_eliminate): Test against
17718 arc_frame_pointer_needed.
17720 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
17722 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
17723 to prevent store reordering.
17724 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
17725 (type): Add block type.
17726 (stack_tie): Define special instruction to be used in
17729 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
17731 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
17732 constraint. It is not valid for the pattern.
17733 (noncommutative_binary_comparison): Likewise.
17735 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
17737 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
17740 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
17742 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
17743 be used by the reg-alloc.
17745 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
17747 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
17748 reg-alloc when having mul64 or mul32x16 instructions.
17749 (mulsidi3): Likewise.
17750 (umulsidi3): Likewise.
17751 (mulsi32x16): New pattern.
17752 (mulsi64): Likewise.
17753 (mulsidi64): Likewise.
17754 (umulsidi64): Likewise.
17755 (MUL32x16_REG): Define.
17756 (mul64_600): Use MUL32x16_REG.
17757 (mac64_600): Likewise.
17758 (umul64_600): Likewise.
17759 (umac64_600): Likewise.
17761 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
17763 * config/arc/arc.md (mulsi3_700): Make it commutative.
17765 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
17767 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
17769 (*sign_extendsidi2_insn): Likewise for movstosw.
17771 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
17773 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
17774 the type of the input discriminant value. Convert the
17775 discriminant value of signedness vary.
17777 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
17779 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
17780 Add to -Wall section.
17782 2017-06-01 Richard Biener <rguenther@suse.de>
17784 PR middle-end/66313
17785 * fold-const.c (fold_plusminus_mult_expr): If the factored
17786 factor may be zero use a wrapping type for the inner operation.
17787 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
17788 and handle moved defs.
17789 (process_assignment): Properly guard the unary op case. Return a
17790 tri-state indicating that moving the stmt before the call may allow
17791 to continue. Pass through to_move.
17792 (find_tail_calls): Handle moving unrelated defs before
17795 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
17798 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
17799 splitter result in the canonical way.
17801 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
17803 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
17804 also for 32bit target. Update insn attributes.
17805 (zero-extendsidi2 splitter): Allow all registers for operand 1.
17807 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
17809 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
17810 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
17811 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
17812 (_mm_maskz_min_ss): New intrinsics.
17814 2017-05-31 Martin Liska <mliska@suse.cz>
17816 * tree-vect-loop.c (vect_create_epilog_for_reduction):
17817 Change comment style to one we normally use.
17818 (vectorizable_reduction): Likewise.
17819 (vectorizable_induction): Likewise.
17820 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
17821 (vectorizable_call): Likewise.
17822 (vectorizable_simd_clone_call): Likewise.
17823 (vectorizable_conversion): Likewise.
17824 (vectorizable_assignment): Likewise.
17825 (vectorizable_shift): Likewise.
17826 (vectorizable_operation): Likewise.
17827 (vectorizable_store): Likewise.
17828 (vectorizable_load): Likewise.
17829 * tree-vectorizer.h: Likewise.
17831 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
17833 * passes.c (emergency_dump_function): New.
17834 * tree-pass.h (emergency_dump_function): Declare.
17835 * plugin.c (plugins_internal_error_function): Remove.
17836 * plugin.h (plugins_internal_error_function): Remove declaration.
17837 * toplev.c (internal_error_function): New static function. Use it...
17838 (general_init): ...here.
17840 2017-05-31 Graham Markall <graham.markall@embecosm.com>
17842 * config/arc/arc.c (arc_print_operand): Handle constant operands.
17843 (arc_rtx_costs): Add costs for new patterns.
17844 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
17845 * config/arc/predicates.md: Add _1_2_3_operand predicate.
17847 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
17849 * tree-ssa-strlen.c (get_next_strinfo): New function.
17850 (get_stridx_plus_constant): Use it.
17851 (zero_length_string): Likewise.
17852 (adjust_related_strinfos): Likewise.
17853 (adjust_last_stmt): Likewise.
17855 2017-05-31 Richard Biener <rguenther@suse.de>
17858 * config/i386/i386.c (ix86_expand_builtin): Remove assert
17859 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
17861 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
17863 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
17864 loop_vinfo argument and use of dependence distance vectors.
17865 Check instead whether the two references differ only in their
17866 initial value and assume that they have the same alignment if the
17867 difference is a multiple of the vector alignment.
17868 (vect_analyze_data_refs_alignment): Update call accordingly.
17870 2017-05-31 Martin Liska <mliska@suse.cz>
17873 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
17875 2017-05-31 Bin Cheng <bin.cheng@arm.com>
17877 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
17878 (create_intersect_range_checks): Move from ...
17879 * tree-data-ref.c (create_intersect_range_checks_index)
17880 (create_intersect_range_checks): ... to here.
17881 (create_runtime_alias_checks): New function factored from ...
17882 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
17883 here. Call above function.
17884 * tree-data-ref.h (create_runtime_alias_checks): New function.
17886 2017-05-31 Bin Cheng <bin.cheng@arm.com>
17888 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
17889 segment length for dr_b and compute it in wide_int.
17891 2017-05-31 Richard Biener <rguenther@suse.de>
17893 PR tree-optimization/80906
17894 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
17895 and pass through iv_map.
17896 (copy_bb_and_scalar_dependences): Adjust.
17897 (translate_pending_phi_nodes): Likewise.
17898 (copy_loop_close_phi_args): Handle code-generating IVs instead
17901 2017-05-30 David Malcolm <dmalcolm@redhat.com>
17903 * diagnostic-color.c (color_dict): Add "type-diff".
17904 (parse_gcc_colors): Update comment.
17905 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
17906 -fdiagnostics-show-template-tree and -fno-elide-type.
17907 (GCC_COLORS): Add type-diff to example.
17909 (-fdiagnostics-show-template-tree): New.
17910 (-fno-elide-type): New.
17911 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
17912 the pp_format_decoder callback. Call any m_format_postprocessor's
17914 (pretty_printer::pretty_printer): Initialize
17915 m_format_postprocessor.
17916 (pretty_printer::~pretty_printer): Delete any
17917 m_format_postprocessor.
17918 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
17919 (class format_postprocessor): New class.
17920 (struct pretty_printer::format_decoder): Document the new parameters.
17921 (struct pretty_printer::m_format_postprocessor): New field.
17922 * tree-diagnostic.c (default_tree_printer): Update for new
17923 bool and const char ** params.
17924 * tree-diagnostic.h (default_tree_printer): Likewise.
17926 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
17928 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
17929 (lwa_operand): Delete rs6000_gen_cell_microcode test.
17930 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
17931 rs6000_gen_cell_microcode code.
17932 (rs6000_final_prescan_insn): Delete.
17933 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
17934 "warn-cell-microcode" entries.
17935 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
17936 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
17937 throughout. Change cc_reg_not_micro_cr0_operand to
17938 cc_reg_not_cr0_operand throughout.
17939 (*extendhi<mode>2_noload): Delete.
17940 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
17941 (mwarn-cell-microcode): Delete.
17942 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
17943 -mgen-cell-microcode and -mwarn-cell-microcode.
17945 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
17948 * config/i386/constraints.md (Yd): New constraint.
17950 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
17951 and (?Yd, r) alternatives. Update insn attributes.
17952 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
17953 and (?*Yd, r) alternatives. Update insn attributes.
17954 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
17956 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
17958 * gimplify.c (gimplify_modify_expr): Don't create a
17959 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
17962 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
17964 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
17966 2017-05-30 Richard Biener <rguenther@suse.de>
17968 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
17969 and reduc_def fields.
17970 (STMT_VINFO_REDUC_TYPE): New define.
17971 (STMT_VINFO_REDUC_DEF): Likewise.
17972 (vect_force_simple_reduction): Adjust prototype.
17973 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
17974 (vect_is_simple_reduction): Remove check_reduction argument.
17975 (vect_force_simple_reduction): Adjust and set
17976 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
17977 (vectorizable_reduction): Do not re-do reduction analysis
17978 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
17979 * tree-parloops.c (gather_scalar_reductions): Adjust.
17981 2017-05-30 Richard Biener <rguenther@suse.de>
17983 PR middle-end/80901
17984 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
17987 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
17989 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
17990 Introduce unknown_misalignment parameter and remove vf.
17991 (vect_peeling_hash_get_lowest_cost):
17992 Pass unknown_misalignment parameter.
17993 (vect_enhance_data_refs_alignment):
17994 Fix unsupportable data ref treatment.
17996 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
17998 * tree-vect-data-refs.c (vect_get_data_access_cost):
17999 Workaround for SLP handling.
18000 (vect_enhance_data_refs_alignment):
18001 Compute costs for doing no peeling at all, compare to the best
18002 peeling costs so far and avoid peeling if cheaper.
18004 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
18006 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
18007 Return peeling info and set costs to zero for unlimited cost
18009 (vect_enhance_data_refs_alignment): Also inspect all datarefs
18010 with unknown misalignment. Compute and costs for unknown
18011 misalignment, compare them to the costs for known misalignment
18012 and choose the cheapest for peeling.
18014 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
18016 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
18017 (vect_get_peeling_costs_all_drs): Create function.
18018 (vect_peeling_hash_get_lowest_cost):
18019 Use vect_get_peeling_costs_all_drs.
18020 (vect_peeling_supportable): Create function.
18021 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
18023 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
18025 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
18026 DR_HAS_NEGATIVE_STEP.
18027 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
18028 (vect_enhance_data_refs_alignment): Use.
18029 (vect_duplicate_ssa_name_ptr_info): Use.
18030 * tree-vectorizer.h (dr_misalignment): Use.
18031 (known_alignment_for_access_p): Use.
18033 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
18036 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
18038 (has_section_name): New function.
18040 2017-05-30 Martin Liska <mliska@suse.cz>
18043 * auto-profile.c (get_function_decl_from_block): Fix
18046 2017-05-30 Richard Biener <rguenther@suse.de>
18048 PR middle-end/80876
18049 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
18051 2017-05-30 Martin Liska <mliska@suse.cz>
18053 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
18054 * dumpfile.h (struct dump_file_info): Remove ctors.
18056 2017-05-30 Martin Liska <mliska@suse.cz>
18058 * predict.def: Fix GNU coding style.
18060 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
18062 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
18063 Mark 'to' argument with ATTRIBUTE_UNUSED.
18065 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
18067 * config/xtensa/xtensa.c (xtensa_emit_call): Use
18068 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
18069 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
18072 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
18074 * doc/install.texi (Options specification): Restore entry of
18075 --enable-sjlj-exceptions.
18077 2017-05-27 Michael Eager <eager@eagercon.com>
18080 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
18082 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
18084 * config/microblaze/microblaze.h
18085 (FIXED_REGISTERS): Update in macro.
18086 (CALL_USED_REGISTERS): Update in macro.
18088 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
18090 * doc/install.texi: Add links to macOS binary distributions.
18092 2017-05-27 Jakub Jelinek <jakub@redhat.com>
18096 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
18098 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
18100 2017-05-26 Martin Liska <mliska@suse.cz>
18102 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
18104 2017-05-26 Martin Liska <mliska@suse.cz>
18106 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
18107 always leading ';; '.
18108 (dump_bb_info): Likewise.
18109 (brief_dump_cfg): Likewise.
18110 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
18111 * dumpfile.c: Remove usage of TDF_VERBOSE.
18112 * dumpfile.h (enum dump_kind): Likewise.
18113 (dump_gimple_bb_header): Do not use TDF_COMMENT.
18114 * print-tree.c (debug_verbose): Remove.
18115 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
18116 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
18117 * tree-diagnostic.c (default_tree_printer): Replace
18118 TDF_DIAGNOSTIC with TDF_SLIM.
18120 2017-05-26 Bin Cheng <bin.cheng@arm.com>
18122 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
18123 in parameter loop, rather than loop_vinfo.
18124 (create_intersect_range_checks): Ditto.
18125 (vect_create_cond_for_alias_checks): Update call to above functions.
18127 2017-05-26 Bin Cheng <bin.cheng@arm.com>
18129 PR tree-optimization/80815
18130 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
18131 for merging runtime alias checks. Handle negative DR_STEPs.
18133 2017-05-26 Bin Cheng <bin.cheng@arm.com>
18135 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
18137 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
18138 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
18139 out code pruning runtime alias checks.
18140 * tree-data-ref.c (prune_runtime_alias_test_list): New function
18141 factored out from above.
18142 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
18144 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
18146 (prune_runtime_alias_test_list): New decalaration.
18148 2017-05-26 Bin Cheng <bin.cheng@arm.com>
18150 * tree-vect-data-refs.c (compare_tree): Rename and move ...
18151 * tree-data-ref.c (data_ref_compare_tree): ... to here.
18152 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
18153 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
18154 (operator==, comp_dr_with_seg_len_pair): Ditto.
18155 (vect_prune_runtime_alias_test_list): Ditto.
18157 2017-05-26 Martin Liska <mliska@suse.cz>
18160 * params.def: Bound partial-inlining-entry-probability param.
18162 2017-05-26 Marek Polacek <polacek@redhat.com>
18165 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
18168 2017-05-26 Richard Biener <rguenther@suse.de>
18170 PR tree-optimization/80842
18171 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
18174 2017-05-26 Richard Biener <rguenther@suse.de>
18176 PR tree-optimization/80844
18177 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
18179 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
18181 * doc/md.texi (Machine Constraints): Update x86 family
18182 machine constraints section to match 'config/i386/constraints.md'.
18184 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
18186 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
18188 2017-05-25 Nathan Sidwell <nathan@acm.org>
18190 * doc/invoke.texi (--enable-languages): Update documentation.
18192 2017-05-25 Martin Liska <mliska@suse.cz>
18194 * dumpfile.c: Add TDF_FOLDING.
18195 * dumpfile.h (enum dump_kind): Likewise.
18196 * genmatch.c (dt_simplify::gen_1): Use it.
18198 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
18200 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
18202 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
18204 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
18205 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
18207 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
18209 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
18210 * match.pd (X == C): Rewrite it here.
18211 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
18212 with_certain_nonzero_bits2): New predicates.
18213 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
18215 2017-05-24 Nathan Sidwell <nathan@acm.org>
18217 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
18220 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
18223 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
18225 * config/powerpcspe: New port. Files are copied from the rs6000
18226 port, with "rs6000" in filenames replaced by "powerpcspe".
18228 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
18230 PR rtl-optimization/80754
18231 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
18233 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
18235 * config/sparc/sparc.md (length): Return the correct value for -mflat
18236 sibcalls to match output_sibcall.
18238 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
18242 * config/rs6000/rs6000.c (struct machine_function): Add new field
18244 (rs6000_get_separate_components): Init that field, use it.
18245 (rs6000_components_for_bb): Use the field.
18247 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
18249 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
18251 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
18253 PR middle-end/80823
18254 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
18256 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18259 * config/s390/s390.c (s390_check_qrst_address): Check incoming
18260 address against address_operand predicate.
18261 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
18263 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
18265 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
18266 parameters passed indirectly.
18268 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
18270 * config/i386/i386.md (*movdi_internal): Remove SSE4
18271 alternative 18 (?r, *v). Update insn attributes.
18272 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
18273 Update insn attributes.
18274 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
18275 Update insn attributes.
18276 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
18277 alternative 1 (r, v). Remove isa attribute.
18278 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
18279 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
18280 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
18282 2017-05-23 Tom de Vries <tom@codesourcery.com>
18284 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
18287 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
18289 * cgraphunit.c (symbol_table::process_new_functions): Update.
18290 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
18291 (inline_generate_summary): Rename to ...
18292 (ipa_fn_summary_generate): ... this one.
18293 (inline_read_summary): Rename to ...
18294 (ipa_fn_summary_read): ... this one.
18295 (inline_write_summary): Rename to ...
18296 (ipa_fn_summary_write): ... this one.
18297 (inline_free_summary): Rename to ...
18298 (ipa_free_fn_summary): ... this one.
18299 (pass_data_local_fn_summary, pass_local_fn_summary,
18300 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
18301 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
18302 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
18303 make_pass_ipa_fn_summary): New.
18304 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
18305 inline_write_summary, inline_free_summary): Remove.
18306 (ipa_free_fn_summary) : New.
18307 * ipa-inline.c (ipa_inline): Update.
18308 (pass_ipa_inline): Do not generate summaries.
18309 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
18311 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
18312 and add pass_ipa_fn_summary.
18313 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
18315 (make_pass_inline_parameters): Remove.
18317 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
18319 * omp-low.c (struct omp_context): Remove "default_kind" member.
18322 * omp-offload.c (execute_oacc_device_lower): Remove the
18323 parallelism dimensions function attributes for unparallelized
18324 OpenACC kernels constructs.
18326 2017-05-23 Martin Liska <mliska@suse.cz>
18328 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
18330 (cgraph_edge::make_speculative): Likewise.
18331 (cgraph_edge::resolve_speculation): Likewise.
18332 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
18333 (cgraph_node::dump): Likewise.
18334 * cgraph.h: Likewise.
18335 * cgraphunit.c (analyze_functions): Likewise.
18336 (symbol_table::compile): Likewise.
18337 * ipa-cp.c (print_all_lattices): Likewise.
18338 (determine_versionability): Likewise.
18339 (initialize_node_lattices): Likewise.
18340 (ipcp_verify_propagated_values): Likewise.
18341 (estimate_local_effects): Likewise.
18342 (update_profiling_info): Likewise.
18343 (create_specialized_node): Likewise.
18344 (perhaps_add_new_callers): Likewise.
18345 (decide_about_value): Likewise.
18346 (decide_whether_version_node): Likewise.
18347 (identify_dead_nodes): Likewise.
18348 (ipcp_store_bits_results): Likewise.
18349 * ipa-devirt.c (dump_targets): Likewise.
18350 (ipa_devirt): Likewise.
18351 * ipa-icf.c (sem_item::dump): Likewise.
18352 (sem_function::equals): Likewise.
18353 (sem_variable::equals): Likewise.
18354 (sem_item_optimizer::read_section): Likewise.
18355 (sem_item_optimizer::execute): Likewise.
18356 (congruence_class::dump): Likewise.
18357 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
18358 (dump_inline_summary): Likewise.
18359 (estimate_node_size_and_time): Likewise.
18360 (inline_analyze_function): Likewise.
18361 * ipa-inline-transform.c (inline_call): Likewise.
18362 * ipa-inline.c (report_inline_failed_reason): Likewise.
18363 (want_early_inline_function_p): Likewise.
18364 (edge_badness): Likewise.
18365 (update_edge_key): Likewise.
18366 (inline_small_functions): Likewise.
18367 * ipa-profile.c (ipa_profile): Likewise.
18368 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
18369 (ipa_make_edge_direct_to_target): Likewise.
18370 (remove_described_reference): Likewise.
18371 (ipa_impossible_devirt_target): Likewise.
18372 (propagate_controlled_uses): Likewise.
18373 (ipa_print_node_params): Likewise.
18374 (ipcp_transform_function): Likewise.
18375 * ipa-pure-const.c (pure_const_read_summary): Likewise.
18376 (propagate_pure_const): Likewise.
18377 * ipa-reference.c (generate_summary): Likewise.
18378 (read_write_all_from_decl): Likewise.
18379 (propagate): Likewise.
18380 (ipa_reference_read_optimization_summary): Likewise.
18381 * ipa-utils.c (ipa_merge_profiles): Likewise.
18382 * ipa.c (walk_polymorphic_call_targets): Likewise.
18383 (symbol_table::remove_unreachable_nodes): Likewise.
18384 (ipa_single_use): Likewise.
18385 * passes.c (execute_todo): Likewise.
18386 * predict.c (drop_profile): Likewise.
18387 * symtab.c (symtab_node::get_dump_name): New function.
18388 (symtab_node::dump_name): Likewise.
18389 (symtab_node::dump_asm_name): Likewise.
18390 (symtab_node::dump_references): Likewise.
18391 (symtab_node::dump_referring): Likewise.
18392 (symtab_node::dump_base): Likewise.
18393 (symtab_node::debug_symtab): Likewise.
18394 * tree-sra.c (convert_callers_for_node): Likewise.
18395 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18396 * value-prof.c (init_node_map): Likewise.
18398 2017-05-23 Martin Liska <mliska@suse.cz>
18400 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
18401 and symtab_node::debug_symtab to symbol_table::debug.
18402 * cgraphunit.c (analyze_functions): Use the renamed function.
18403 (symbol_table::compile): Likewise.
18404 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
18405 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
18406 * passes.c (execute_todo): Likewise.
18407 * symtab.c (symbol_table::dump): New function.
18408 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
18410 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
18412 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
18413 that nonconst implies exec.
18415 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
18417 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
18418 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
18419 (inline_edge_summary_vec): Turn into ...
18420 (ipa_call_summaries): ... this one.
18421 (redirect_to_unreachable, edge_set_predicate,
18422 evaluate_properties_for_edge, inline_summary_alloc,
18423 reset_ipa_call_summary, reset_inline_summary,
18424 inline_summary_t::duplicate): Update.
18425 (inline_edge_duplication_hook): Turn to ...
18426 (ipa_call_summary_t::duplicate): ... this one.
18427 (inline_edge_removal_hook): Turn to ...
18428 (ipa_call_summary_t::remove): ... this one.
18429 (dump_inline_edge_summary): Turn to ...
18430 (dump_ipa_call_summary): ... this one.
18431 (estimate_function_body_sizes): Update.
18432 (inline_update_callee_summaries): Update.
18433 (remap_edge_change_prob): Update.
18434 (remap_edge_summaries): Update.
18435 (inline_merge_summary): Update.
18436 (do_estimate_edge_time): Update.
18437 (inline_generate_summary): Update.
18438 (inline_read_section): Update.
18439 (inline_read_summary): Update.
18440 (inline_free_summary): Update.
18441 * ipa-inline.c (can_inline_edge_p): Update.
18442 (compute_inlined_call_time): Update.
18443 (want_inline_small_function_p): Update.
18444 (edge_badness): Update.
18445 (early_inliner): Update.
18446 * ipa-inline.h (inline_edge_summary): Turn to ...
18447 (ipa_call_summary): ... this one.
18448 (ipa_call_summary_t): New class.
18449 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
18450 (ipa_call_summaries): New.
18451 (inline_edge_summary): Remove.
18452 (estimate_edge_growth): Update.
18453 * ipa-profile.c (ipa_propagate_frequency_1): Update.
18454 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
18455 * ipa-split.c (execute_split_functions): Update.
18456 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
18458 2017-05-23 Tom de Vries <tom@codesourcery.com>
18460 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
18461 attributes): Document rdrand effective target.
18463 2017-05-23 Tom de Vries <tom@codesourcery.com>
18465 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
18466 attributes): Sort alphabetically.
18468 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
18470 * config/avr/genmultilib.awk: Use gsub instead of gensub.
18472 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
18475 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
18476 V2DF/V2DI splat into two separate patterns, one that handles
18477 registers, and the other that only handles memory. Drop support
18478 for splatting from a GPR on ISA 2.07 and then splitting the
18479 splat into direct move and splat.
18480 (vsx_splat_<mode>_reg): Likewise.
18481 (vsx_splat_<mode>_mem): Likewise.
18483 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
18485 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
18487 2017-05-22 Jakub Jelinek <jakub@redhat.com>
18489 PR middle-end/80809
18490 * omp-low.c (finish_taskreg_remap): New function.
18491 (finish_taskreg_scan): If unit size of ctx->record_type
18492 is non-constant, unshare the size expression and replace
18493 decls in it with possible outer var refs.
18495 PR middle-end/80809
18496 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
18497 GOVD_SHARED rather than GOVD_PRIVATE with it.
18498 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
18499 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
18501 PR middle-end/80853
18502 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
18503 as last argument to build_outer_var_ref for pointer bases of array
18504 section reductions.
18506 2017-05-19 Martin Sebor <msebor@redhat.com>
18508 * print-tree.c (print_node): Print DECL_READ_P flag.
18510 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
18512 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
18513 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
18514 * cgraph.c: Likewise.
18515 * cgraphunit.c: Likewise.
18516 * gengtype.c: Likewise.
18517 * ipa-cp.c: Likewise.
18518 * ipa-devirt.c: Likewise.
18519 * ipa-icf.c: Likewise.
18520 * ipa-predicate.c: Likewise.
18521 * ipa-profile.c: Likewise.
18522 * ipa-prop.c: Likewise.
18523 * ipa-split.c: Likewise.
18525 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
18526 edge_predicate_pool, dump_inline_hints,
18527 inline_summary::account_size_time, redirect_to_unreachable,
18528 edge_set_predicate, set_hint_predicate,
18529 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
18530 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
18531 inline_summary_t::remove, remap_hint_predicate_after_duplication,
18532 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
18533 ipa_call_summary_t::remove, initialize_growth_caches,
18534 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
18535 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
18536 mark_modified, unmodified_parm_1, unmodified_parm,
18537 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
18538 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
18539 compute_bb_predicates, will_be_nonconstant_expr_predicate,
18540 will_be_nonconstant_predicate, record_modified_bb_info,
18541 get_minimal_bb, record_modified, param_change_prob,
18542 phi_result_unknown_predicate, predicate_for_phi_result,
18543 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
18544 estimate_function_body_sizes, compute_inline_parameters,
18545 compute_inline_parameters_for_curren, pass_data_inline_parameters,
18546 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
18547 inline_update_callee_summaries, remap_edge_change_prob,
18548 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
18549 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
18550 inline_analyze_function, inline_summary_t::insert,
18551 inline_generate_summary, read_ipa_call_summary, inline_read_section,
18552 inline_read_summary, write_ipa_call_summary, inline_write_summary,
18553 inline_free_summary): Move to ipa-fnsummary.h
18554 (predicate_t): Remove.
18555 * ipa-fnsummary.c: New file.
18556 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
18557 (enum inline_hints_vals, inline_hints, agg_position_info,
18558 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
18559 inline_summaries, ipa_call_summary, ipa_call_summary_t,
18560 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
18561 dump_inline_summary, dump_inline_hints, inline_generate_summary,
18562 inline_read_summary, inline_write_summary, inline_free_summary,
18563 inline_analyze_function, initialize_inline_failed,
18564 inline_merge_summary, inline_update_overall_summary,
18565 compute_inline_parameters): Move to ipa-fnsummary.h
18566 * ipa-fnsummary.h: New file.
18567 * ipa-inline-transform.h: Include ipa-inline.h.
18568 * ipa-inline.c: LIkewise.
18570 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
18572 * ipa-inline.c (edge_badness): Use inlined_time instead of
18573 inline_summaries->get.
18575 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
18577 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
18579 2017-05-22 Nathan Sidwell <nathan@acm.org>
18581 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
18582 (fdump-lang): Document 'raw' option.
18583 * dumpfile.h (TDI_tu): Delete.
18584 * dumpfile.c (dump_files): Remove translation-unit.
18585 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
18587 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
18589 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
18590 command option from $(AWK) call.
18591 * config/avr/genmultilib.awk: Simplify and rewrite so that it
18592 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
18593 [FORMAT]: Remove handling of variable.
18594 * config/avr/t-multilib: Regenerate.
18596 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
18598 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
18600 (dump_inline_summary): Do not print self_time.
18601 (estimate_function_body_sizes): Do not set self_time.
18602 (compute_inline_parameters): Likewise.
18603 (inline_read_section, inline_write_summary): Do not stream self_time.
18604 * ipa-inline.h (inline_summary): Drop self_time.
18606 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
18608 * ipa-inline-analysis.c (account_size_time): Rename to ...
18609 (inline_summary::account_size_time): ... this one.
18610 (reset_ipa_call_summary): Turn to ...
18611 (ipa_call_summary::reset): ... this one.
18612 (reset_inline_summary): Turn to ...
18613 (inline_summary::reset): ... this one.
18614 (inline_summary_t::remove): Update.
18615 (inline_summary_t::duplicate): Update.
18616 (ipa_call_summary_t::remove): Update.
18617 (dump_inline_summary): Update.
18618 (estimate_function_body_sizes): Update.
18619 (compute_inline_parameters): Update.
18620 (estimate_node_size_and_time): Update.
18621 (inline_merge_summary): Update.
18622 (inline_update_overall_summary): Update.
18623 (inline_read_section): Update.
18624 (inline_write_summary): Update.
18625 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
18626 add account_size_time and reset member functions.
18627 (ipa_call_summary): Add reset function.
18628 * ipa-predicate.h (predicate::operator &): Constify.
18630 2017-05-22 Richard Biener <rguenther@suse.de>
18632 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
18634 2017-05-19 Jason Merrill <jason@redhat.com>
18636 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
18638 2017-05-19 Marek Polacek <polacek@redhat.com>
18641 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
18642 TYPE_OVERFLOW_WRAPS checks.
18644 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
18646 * tree-core.h (enum omp_clause_default_kind): Add
18647 "OMP_CLAUSE_DEFAULT_PRESENT".
18648 * tree-pretty-print.c (dump_omp_clause): Handle it.
18649 * gimplify.c (enum gimplify_omp_var_data): Add
18650 "GOVD_MAP_FORCE_PRESENT".
18651 (gimplify_adjust_omp_clauses_1): Map it to
18652 "GOMP_MAP_FORCE_PRESENT".
18653 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
18655 * gimplify.c (oacc_default_clause): Clarify.
18657 2017-05-19 Nathan Sidwell <nathan@acm.org>
18659 LANG_HOOK_REGISTER_DUMPS
18660 * toplev.c (general_init): Call register dump lang hook.
18661 * doc/invoke.texi: Document -fdump-lang option family.
18662 * dumpfile.c (dump_files): Remove class dump here.
18663 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
18664 * dumpfile.h (tree_dump_index): Remove TDI_class.
18665 * langhooks-def.h (lhd_register_dumps): Declare.
18666 (LANG_HOOKS_REGISTER_DUMPS): Define.
18667 (LANG_HOOKS_INITIALIZER): Add it.
18668 * langhooks.c (lhd_register_dumps): Define.
18669 * langhooks.h (struct lang_hooks): Add register_dumps.
18671 2017-05-19 Nathan Sidwell <nathan@acm.org>
18673 * context.h (context::set_passes): New.
18674 * context.c (context::context): Do not create pass manager.
18675 * toplev.c (general_init): Create pass manager here.
18677 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18679 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
18680 use this splitter if two add or or instructions would also work for
18681 the constant we want to generate.
18683 2017-05-19 Richard Biener <rguenther@suse.de>
18686 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
18687 predicate evaluation.
18689 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
18691 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
18693 * ipa-inline.c (want_inline_small_function_p): Do not cast to
18696 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
18698 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
18699 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
18700 (inline_edge_summary_vec): Turn into ...
18701 (ipa_call_summaries): ... this one.
18702 (redirect_to_unreachable, edge_set_predicate,
18703 evaluate_properties_for_edge, inline_summary_alloc,
18704 reset_ipa_call_summary, reset_inline_summary,
18705 inline_summary_t::duplicate): Update.
18706 (inline_edge_duplication_hook): Turn to ...
18707 (ipa_call_summary_t::duplicate): ... this one.
18708 (inline_edge_removal_hook): Turn to ...
18709 (ipa_call_summary_t::remove): ... this one.
18710 (dump_inline_edge_summary): Turn to ...
18711 (dump_ipa_call_summary): ... this one.
18712 (estimate_function_body_sizes): Update.
18713 (inline_update_callee_summaries): Update.
18714 (remap_edge_change_prob): Update.
18715 (remap_edge_summaries): Update.
18716 (inline_merge_summary): Update.
18717 (do_estimate_edge_time): Update.
18718 (inline_generate_summary): Update.
18719 (inline_read_section): Update.
18720 (inline_read_summary): Update.
18721 (inline_free_summary): Update.
18722 * ipa-inline.c (can_inline_edge_p): Update.
18723 (compute_inlined_call_time): Update.
18724 (want_inline_small_function_p): Update.
18725 (edge_badness): Update.
18726 (early_inliner): Update.
18727 * ipa-inline.h (inline_edge_summary): Turn to ...
18728 (ipa_call_summary): ... this one.
18729 (ipa_call_summary_t): New class.
18730 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
18731 (ipa_call_summaries): New.
18732 (inline_edge_summary): Remove.
18733 (estimate_edge_growth): Update.
18734 * ipa-profile.c (ipa_propagate_frequency_1): Update.
18735 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
18736 * ipa-split.c (execute_split_functions): Update.
18737 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
18739 2017-05-19 Richard Biener <rguenther@suse.de>
18741 PR middle-end/80764
18742 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
18744 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18746 * config/rs6000/rs6000.c (struct machine_function): Add field
18747 fpr_is_wrapped_separately.
18748 (rs6000_get_separate_components): Use 64 components. Handle the
18749 new FPR components.
18750 (rs6000_components_for_bb): Handle the FPR components.
18751 (rs6000_emit_prologue_components): Handle the FPR components.
18752 (rs6000_emit_epilogue_components): Handle the FPR components.
18753 (rs6000_set_handled_components): Handle the FPR components.
18754 (rs6000_emit_prologue): Don't output prologue code for those FPRs
18755 that are already separately shrink-wrapped.
18756 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
18757 that are already separately shrink-wrapped.
18759 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
18762 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
18765 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
18766 (define_peephole2 for Altivec d-form load): Add peepholes to catch
18767 cases where the register allocator uses a move and an offsettable
18768 memory operation to/from a FPR register on ISA 2.06/2.07.
18769 (define_peephole2 for Altivec d-form store): Likewise.
18771 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
18774 * config/i386/mmx.md (*mov<mode>_internal): Enable
18775 alternatives 11, 12, 13 and 14 also for 32bit targets.
18776 Remove alternatives 15, 16, 17 and 18.
18777 * config/i386/sse.md (vec_concatv2di): Change
18778 alternative (!x, *y) to (x, ?!*Yn).
18780 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
18782 * dumpfile.h (enum dump_kind): Remove stray comma.
18784 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
18786 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
18787 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
18788 predicate::num_conditions
18789 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
18790 (CHANGED): turn into predicate::changed.
18791 (agg_position_info): Move to ipa-predicate.h
18792 (add_condition, predicate::add_clause, predicate::operator &=,
18793 predicate::or_with, predicate::evaluate, predicate::probability,
18794 dump_condition, dump_clause, predicate::dump,
18795 predicate::remap_after_duplication, predicate::remap_after_inlining,
18796 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
18797 (evaluate_conditions_for_known_args): Update.
18798 (set_cond_stmt_execution_predicate): Update.
18799 * ipa-inline.h: Include ipa-predicate.h
18800 (condition, inline_param_summary, conditions, agg_position_info,
18801 predicate): Move to ipa-predicate.h
18802 * ipa-predicate.c: New file.
18803 * ipa-predicate.h: New file.
18805 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
18807 * final.c (leaf_function_p): Check we are not in a sequence.
18809 2017-05-18 Martin Liska <mliska@suse.cz>
18811 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
18812 * dumpfile.c (dump_register): Use new enum dump_kind.
18813 (get_dump_file_name): Likewise.
18814 (dump_enable_all): Likewise.
18815 (dump_switch_p_1): Likewise.
18816 (enable_rtl_dump_file): Remove usage of TDF_RTL.
18817 * dumpfile.h (enum dump_kind): New enum type.
18818 (struct dump_file_info): Create constructor and
18819 format fields and comments.
18820 * passes.c (pass_manager::register_one_dump_file):
18822 * statistics.c (statistics_early_init): Likewise.
18823 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
18824 TDF_TREE with TDF_SLIM.
18825 (gather_memory_references_ref): Likewise.
18827 2017-05-18 Martin Liska <mliska@suse.cz>
18829 * vec.h (struct vnull): Use it.
18831 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
18833 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
18834 (true_predicate, false_predicate, true_predicate_p,
18835 false_predicate_p): Remove.
18836 (single_cond_predicate, not_inlined_predicate): Turn to member function
18838 (add_condition): Update.
18839 (add_clause): Turn to...
18840 (predicate::add_clause): ... this one; update; allow passing NULL
18842 (and_predicates): Turn to ...
18843 (predicate::operator &=): ... this one.
18844 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
18845 (or_predicates): Turn to ...
18846 (predicate::or_with): ... this one.
18847 (evaluate_predicate): Turn to ...
18848 (predicate::evaluate): ... this one.
18849 (predicate_probability): Turn to ...
18850 (predicate::probability): ... this one.
18851 (dump_condition): Update.
18852 (dump_predicate): Turn to ...
18853 (predicate::dump): ... this one.
18854 (account_size_time): Update.
18855 (edge_set_predicate): Update.
18856 (set_hint_predicate): UPdate.
18857 (evaluate_conditions_for_known_args): Update.
18858 (evaluate_properties_for_edge): Update.
18859 (remap_predicate_after_duplication): Turn to...
18860 (predicate::remap_after_duplication): ... this one.
18861 (remap_hint_predicate_after_duplication): Update.
18862 (inline_summary_t::duplicate): UPdate.
18863 (dump_inline_edge_summary): Update.
18864 (dump_inline_summary): Update.
18865 (set_cond_stmt_execution_predicate): Update.
18866 (set_switch_stmt_execution_predicate): Update.
18867 (compute_bb_predicates): Update.
18868 (will_be_nonconstant_expr_predicate): Update.
18869 (will_be_nonconstant_predicate): Update.
18870 (phi_result_unknown_predicate): Update.
18871 (predicate_for_phi_result): Update.
18872 (array_index_predicate): Update.
18873 (estimate_function_body_sizes): Update.
18874 (estimate_node_size_and_time): Update.
18875 (estimate_ipcp_clone_size_and_time): Update.
18876 (remap_predicate): Rename to ...
18877 (predicate::remap_after_inlining): ... this one.
18878 (remap_hint_predicate): Update.
18879 (inline_merge_summary): Update.
18880 (inline_update_overall_summary): Update.
18881 (estimate_size_after_inlining): Update.
18882 (read_predicate): Rename to ...
18883 (predicate::stream_in): ... this one.
18884 (read_inline_edge_summary): Update.
18885 (write_predicate): Rename to ...
18886 (predicate::stream_out): ... this one.
18887 (write_inline_edge_summary): Update.
18888 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
18889 (clause_t): Turn to uint32_t
18890 (predicate): Turn to class; implement constructor and operators
18892 (size_time_entry): Update.
18893 (inline_summary): Update.
18894 (inline_edge_summary): Update.
18896 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
18898 * fold-const.c (fold_binary_loc): Move transformation...
18899 * match.pd (C - X CMP X): ... here.
18901 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
18903 * config/sparc/sparc.c (sparc_option_override): Set function
18904 alignment for -mcpu=niagara7 to 64 to match the I$ line.
18905 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
18907 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
18909 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
18911 2017-05-18 Marek Polacek <polacek@redhat.com>
18914 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
18915 (pass_ubsan::execute): Call gimple_assign_single_p instead of
18916 gimple_assign_load_p.
18918 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
18920 PR middle-end/80692
18921 * real.c (do_compare): Give decimal_do_compare preference over
18922 comparing just the signs.
18924 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
18926 * doc/md.texi (Canonicalization of Instructions): Describe the
18927 canonical form of instructions that inherently set a condition
18930 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
18932 PR middle-end/80775
18933 * tree-cfg.c: Move deletion of unreachable case statements to after
18934 the merging of consecutive case labels.
18936 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
18938 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
18939 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
18940 restoring of callee-saved registers.
18942 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
18944 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
18945 * config/visium/visium.c (single_set_and_flags): Likewise.
18946 * config/visium/visium.md (Substitutions): Likewise.
18948 2017-05-17 Martin Liska <mliska@suse.cz>
18950 * cfg.c: Introduce dump_flags_t type and
18951 use it instead of int type.
18953 * cfghooks.c: Likewise.
18954 * cfghooks.h (struct cfg_hooks): Likewise.
18955 * cfgrtl.c: Likewise.
18956 * cfgrtl.h: Likewise.
18957 * cgraph.c (cgraph_node::get_body): Likewise.
18958 * coretypes.h: Likewise.
18959 * domwalk.c: Likewise.
18960 * domwalk.h: Likewise.
18961 * dumpfile.c (struct dump_option_value_info): Likewise.
18962 (dump_enable_all): Likewise.
18963 (dump_switch_p_1): Likewise.
18964 (opt_info_switch_p): Likewise.
18965 * dumpfile.h (enum tree_dump_index): Likewise.
18966 (struct dump_file_info): Likewise.
18967 * genemit.c: Likewise.
18968 * generic-match-head.c: Likewise.
18969 * gengtype.c (open_base_files): Likewise.
18970 * gimple-pretty-print.c: Likewise.
18971 * gimple-pretty-print.h: Likewise.
18972 * graph.c (print_graph_cfg): Likewise.
18973 * graphite-scop-detection.c (dot_all_sese): Likewise.
18974 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
18975 * loop-unroll.c (report_unroll): Likewise.
18976 * passes.c (pass_manager::register_one_dump_file): Likewise.
18977 * print-tree.c: Likewise.
18978 * statistics.c: Likewise.
18979 * tree-cfg.c: Likewise.
18980 * tree-cfg.h: Likewise.
18981 * tree-dfa.c: Likewise.
18982 * tree-dfa.h: Likewise.
18983 * tree-dump.c (dump_function): Likewise.
18984 * tree-dump.h (struct dump_info): Likewise.
18985 * tree-pretty-print.c: Likewise.
18986 * tree-pretty-print.h: Likewise.
18987 * tree-ssa-live.c: Likewise.
18988 * tree-ssa-live.h: Likewise.
18989 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
18990 * tree-vect-loop.c: Likewise.
18991 * tree-vect-slp.c: Likewise.
18993 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
18994 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18996 PR tree-optimization/80457
18997 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
18998 of all arguments to a statement as scalar_to_vec operations.
18999 (vectorizable_call): Adjust call to vect_model_simple_cost for
19001 (vectorizable_conversion): Likewise.
19002 (vectorizable_assignment): Likewise.
19003 (vectorizable_shift): Likewise.
19004 (vectorizable_operation): Likewise.
19005 (vectorizable_comparison): Likewise.
19006 (vect_is_simple_cond): Record the def types for operands.
19007 (vectorizable_condition): Likewise, call vect_model_simple_cost.
19008 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
19009 for statement argument count.
19011 2017-05-16 Carl Love <cel@us.ibm.com>
19013 * config/rs6000/rs6000-c: Add support for built-in functions
19014 vector unsigned long long vec_bperm (vector unsigned long long,
19015 vector unsigned char)
19016 vector signed long long vec_mule (vector signed int,
19018 vector unsigned long long vec_mule (vector unsigned int,
19019 vector unsigned int)
19020 vector signed long long vec_mulo (vector signed int,
19022 vector unsigned long long vec_mulo (vector unsigned int,
19023 vector unsigned int)
19024 vector signed char vec_sldw (vector signed char,
19025 vector signed char,
19027 vector unsigned char vec_sldw (vector unsigned char,
19028 vector unsigned char,
19030 vector signed short vec_sldw (vector signed short,
19031 vector signed short,
19033 vector unsigned short vec_sldw (vector unsigned short,
19034 vector unsigned short,
19036 vector signed int vec_sldw (vector signed int,
19039 vector unsigned int vec_sldw (vector unsigned int,
19040 vector unsigned int,
19042 vector signed long long vec_sldw (vector signed long long,
19043 vector signed long long,
19045 vector unsigned long long vec_sldw (vector unsigned long long,
19046 vector unsigned long long,
19048 * config/rs6000/rs6000-c: Add support for built-in functions
19049 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
19050 * config/rs6000/altivec.h: Add defintion for vec_sldw.
19051 * doc/extend.texi: Update the built-in documentation for the
19052 new built-in functions.
19054 2017-05-16 Marek Polacek <polacek@redhat.com>
19058 * tree.c (save_expr): Don't fold the expression.
19060 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
19062 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
19063 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
19064 and (?*y,m). Update insn attributes.
19066 2017-05-16 Martin Liska <mliska@suse.cz>
19068 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
19069 flags argument of print_gimple_stmt, print_gimple_expr,
19070 print_generic_stmt and print_generic_expr.
19071 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
19072 * coretypes.h: Likewise.
19073 * except.c (dump_eh_tree): Likewise.
19074 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
19075 * gimple-pretty-print.h: Likewise.
19076 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
19077 (backprop::push_to_worklist): Likewise.
19078 (backprop::pop_from_worklist): Likewise.
19079 (backprop::process_use): Likewise.
19080 (backprop::intersect_uses): Likewise.
19081 (note_replacement): Likewise.
19082 * gimple-ssa-store-merging.c
19083 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
19084 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
19085 (pass_store_merging::execute): Likewise.
19086 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
19087 (ssa_base_cand_dump_callback): Likewise.
19088 (dump_incr_vec): Likewise.
19089 (replace_refs): Likewise.
19090 (replace_mult_candidate): Likewise.
19091 (create_add_on_incoming_edge): Likewise.
19092 (create_phi_basis): Likewise.
19093 (insert_initializers): Likewise.
19094 (all_phi_incrs_profitable): Likewise.
19095 (introduce_cast_before_cand): Likewise.
19096 (replace_one_candidate): Likewise.
19097 * gimplify.c (gimplify_expr): Likewise.
19098 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
19099 (set_rename): Likewise.
19100 (rename_uses): Likewise.
19101 (copy_loop_phi_nodes): Likewise.
19102 (add_close_phis_to_merge_points): Likewise.
19103 (copy_loop_close_phi_args): Likewise.
19104 (copy_cond_phi_args): Likewise.
19105 (graphite_copy_stmts_from_block): Likewise.
19106 (translate_pending_phi_nodes): Likewise.
19107 * graphite-poly.c (print_pdr): Likewise.
19108 (dump_gbb_cases): Likewise.
19109 (dump_gbb_conditions): Likewise.
19110 (print_scop_params): Likewise.
19111 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
19112 (build_cross_bb_scalars_use): Likewise.
19113 (gather_bbs::before_dom_children): Likewise.
19114 * hsa-dump.c (dump_hsa_immed): Likewise.
19115 * ipa-cp.c (print_ipcp_constant_value): Likewise.
19116 (get_replacement_map): Likewise.
19117 * ipa-inline-analysis.c (dump_condition): Likewise.
19118 (estimate_function_body_sizes): Likewise.
19119 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
19120 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
19121 * ipa-prop.c (ipa_dump_param): Likewise.
19122 (ipa_print_node_jump_functions_for_edge): Likewise.
19123 (ipa_modify_call_arguments): Likewise.
19124 (ipa_modify_expr): Likewise.
19125 (ipa_dump_param_adjustments): Likewise.
19126 (ipa_dump_agg_replacement_values): Likewise.
19127 (ipcp_modif_dom_walker::before_dom_children): Likewise.
19128 * ipa-pure-const.c (check_stmt): Likewise.
19129 (pass_nothrow::execute): Likewise.
19130 * ipa-split.c (execute_split_functions): Likewise.
19131 * omp-offload.c (dump_oacc_loop_part): Likewise.
19132 (dump_oacc_loop): Likewise.
19133 * trans-mem.c (tm_log_emit): Likewise.
19134 (tm_memopt_accumulate_memops): Likewise.
19135 (dump_tm_memopt_set): Likewise.
19136 (dump_tm_memopt_transform): Likewise.
19137 * tree-cfg.c (gimple_verify_flow_info): Likewise.
19138 (print_loop): Likewise.
19139 * tree-chkp-opt.c (chkp_print_addr): Likewise.
19140 (chkp_gather_checks_info): Likewise.
19141 (chkp_get_check_result): Likewise.
19142 (chkp_remove_check_if_pass): Likewise.
19143 (chkp_use_outer_bounds_if_possible): Likewise.
19144 (chkp_reduce_bounds_lifetime): Likewise.
19145 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
19146 (chkp_mark_completed_bounds): Likewise.
19147 (chkp_register_incomplete_bounds): Likewise.
19148 (chkp_mark_invalid_bounds): Likewise.
19149 (chkp_maybe_copy_and_register_bounds): Likewise.
19150 (chkp_build_returned_bound): Likewise.
19151 (chkp_get_bound_for_parm): Likewise.
19152 (chkp_build_bndldx): Likewise.
19153 (chkp_get_bounds_by_definition): Likewise.
19154 (chkp_generate_extern_var_bounds): Likewise.
19155 (chkp_get_bounds_for_decl_addr): Likewise.
19156 * tree-chrec.c (chrec_apply): Likewise.
19157 * tree-data-ref.c (dump_data_reference): Likewise.
19158 (dump_subscript): Likewise.
19159 (dump_data_dependence_relation): Likewise.
19160 (analyze_overlapping_iterations): Likewise.
19161 * tree-inline.c (expand_call_inline): Likewise.
19162 (tree_function_versioning): Likewise.
19163 * tree-into-ssa.c (dump_defs_stack): Likewise.
19164 (dump_currdefs): Likewise.
19165 (dump_names_replaced_by): Likewise.
19166 (dump_update_ssa): Likewise.
19167 (update_ssa): Likewise.
19168 * tree-object-size.c (pass_object_sizes::execute): Likewise.
19169 * tree-parloops.c (build_new_reduction): Likewise.
19170 (try_create_reduction_list): Likewise.
19171 (ref_conflicts_with_region): Likewise.
19172 (oacc_entry_exit_ok_1): Likewise.
19173 (oacc_entry_exit_single_gang): Likewise.
19174 * tree-pretty-print.h: Likewise.
19175 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
19176 (get_scalar_evolution): Likewise.
19177 (add_to_evolution): Likewise.
19178 (get_loop_exit_condition): Likewise.
19179 (analyze_evolution_in_loop): Likewise.
19180 (analyze_initial_condition): Likewise.
19181 (analyze_scalar_evolution): Likewise.
19182 (instantiate_scev): Likewise.
19183 (number_of_latch_executions): Likewise.
19184 (gather_chrec_stats): Likewise.
19185 (final_value_replacement_loop): Likewise.
19186 (scev_const_prop): Likewise.
19187 * tree-sra.c (dump_access): Likewise.
19188 (disqualify_candidate): Likewise.
19189 (create_access): Likewise.
19190 (reject): Likewise.
19191 (maybe_add_sra_candidate): Likewise.
19192 (create_access_replacement): Likewise.
19193 (analyze_access_subtree): Likewise.
19194 (analyze_all_variable_accesses): Likewise.
19195 (sra_modify_assign): Likewise.
19196 (initialize_constant_pool_replacements): Likewise.
19197 (find_param_candidates): Likewise.
19198 (decide_one_param_reduction): Likewise.
19199 (replace_removed_params_ssa_names): Likewise.
19200 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
19201 * tree-ssa-copy.c (dump_copy_of): Likewise.
19202 (copy_prop_visit_cond_stmt): Likewise.
19203 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
19204 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
19205 (record_equivalences_from_stmt): Likewise.
19206 * tree-ssa-dse.c (compute_trims): Likewise.
19207 (delete_dead_call): Likewise.
19208 (delete_dead_assignment): Likewise.
19209 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
19210 (forward_propagate_into_cond): Likewise.
19211 (pass_forwprop::execute): Likewise.
19212 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
19213 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
19215 (move_computations_worker): Likewise.
19216 (execute_sm): Likewise.
19217 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
19218 (remove_exits_and_undefined_stmts): Likewise.
19219 (remove_redundant_iv_tests): Likewise.
19220 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
19221 (adjust_iv_update_pos): Likewise.
19222 * tree-ssa-math-opts.c (bswap_replace): Likewise.
19223 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
19224 (value_replacement): Likewise.
19225 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
19226 * tree-ssa-pre.c (print_pre_expr): Likewise.
19227 (get_representative_for): Likewise.
19228 (create_expression_by_pieces): Likewise.
19229 (insert_into_preds_of_block): Likewise.
19230 (eliminate_insert): Likewise.
19231 (eliminate_dom_walker::before_dom_children): Likewise.
19232 (eliminate): Likewise.
19233 (remove_dead_inserted_code): Likewise.
19234 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
19235 * tree-ssa-reassoc.c (get_rank): Likewise.
19236 (eliminate_duplicate_pair): Likewise.
19237 (eliminate_plus_minus_pair): Likewise.
19238 (eliminate_not_pairs): Likewise.
19239 (undistribute_ops_list): Likewise.
19240 (eliminate_redundant_comparison): Likewise.
19241 (update_range_test): Likewise.
19242 (optimize_range_tests_var_bound): Likewise.
19243 (optimize_vec_cond_expr): Likewise.
19244 (rewrite_expr_tree): Likewise.
19245 (rewrite_expr_tree_parallel): Likewise.
19246 (linearize_expr): Likewise.
19247 (break_up_subtract): Likewise.
19248 (linearize_expr_tree): Likewise.
19249 (attempt_builtin_powi): Likewise.
19250 (attempt_builtin_copysign): Likewise.
19251 (transform_stmt_to_copy): Likewise.
19252 (transform_stmt_to_multiply): Likewise.
19253 (dump_ops_vector): Likewise.
19254 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
19255 (print_scc): Likewise.
19256 (set_ssa_val_to): Likewise.
19257 (visit_reference_op_store): Likewise.
19258 (visit_use): Likewise.
19259 (sccvn_dom_walker::before_dom_children): Likewise.
19260 (run_scc_vn): Likewise.
19261 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
19263 (expr_hash_elt::print): Likewise.
19264 (const_and_copies::pop_to_marker): Likewise.
19265 (const_and_copies::record_const_or_copy_raw): Likewise.
19266 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
19267 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
19268 (dump_predicates): Likewise.
19269 (find_uninit_use): Likewise.
19270 (warn_uninitialized_phi): Likewise.
19271 (pass_late_warn_uninitialized::execute): Likewise.
19272 * tree-ssa.c (verify_vssa): Likewise.
19273 (verify_ssa): Likewise.
19274 (maybe_optimize_var): Likewise.
19275 * tree-vrp.c (dump_value_range): Likewise.
19276 (dump_all_value_ranges): Likewise.
19277 (dump_asserts_for): Likewise.
19278 (register_edge_assert_for_2): Likewise.
19279 (vrp_visit_cond_stmt): Likewise.
19280 (vrp_visit_switch_stmt): Likewise.
19281 (vrp_visit_stmt): Likewise.
19282 (vrp_visit_phi_node): Likewise.
19283 (simplify_cond_using_ranges_1): Likewise.
19284 (fold_predicate_in): Likewise.
19285 (evrp_dom_walker::before_dom_children): Likewise.
19286 (evrp_dom_walker::push_value_range): Likewise.
19287 (evrp_dom_walker::pop_value_range): Likewise.
19288 (execute_early_vrp): Likewise.
19290 2017-05-16 Richard Biener <rguenther@suse.de>
19292 * dwarf2out.c (loc_list_from_tree_1): Do not create
19293 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
19295 2017-05-16 Richard Biener <rguenther@suse.de>
19297 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
19299 (note_variable_value_in_expr): If we resolved the decl ref
19300 do not push to the stack.
19302 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
19304 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
19305 operations in fast-math mode.
19306 (vaddq_f16): Likewise.
19307 (vmul_f16): Likewise.
19308 (vmulq_f16): Likewise.
19309 (vsub_f16): Likewise.
19310 (vsubq_f16): Likewise.
19311 * config/arm/neon.md (add<mode>3): New.
19313 (fma:<VH:mode>3): New. Also remove outdated comment.
19316 2017-05-16 Martin Liska <mliska@suse.cz>
19320 * ipa-devirt.c (warn_types_mismatch): Fix typo.
19321 (odr_types_equivalent_p): Likewise.
19323 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
19325 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
19327 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
19330 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
19331 non-interunit SSE move alternatives with '?'.
19332 (zero-extendsidi peephole2): New peephole to skip intermediate
19333 general register in SSE zero-extend sequence.
19335 2017-05-15 Jeff Law <law@redhat.com>
19337 * reorg.c (relax_delay_slots): Create a new variable to hold
19338 the temporary target rather than clobbering TARGET_LABEL.
19340 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
19341 missing argument to extract_bit_field call.
19342 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
19344 2017-05-15 Martin Liska <mliska@suse.cz>
19347 * gcc.c (process_command): Do not allow empty argument of -o option.
19349 2017-05-15 Renlin Li <renlin.li@arm.com>
19351 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
19352 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
19353 * config/aarch64/constraints.md (Usf): Add long call check.
19354 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
19355 (call_value): Likewise.
19356 (sibcall): Likewise.
19357 (sibcall_value): Likewise.
19359 (call_value_insn): New.
19360 (sibcall_insn): Update rtx pattern.
19361 (sibcall_value_insn): Likewise.
19362 (call_internal): Remove.
19363 (call_value_internal): Likewise.
19364 (sibcall_internal): Likewise.
19365 (sibcall_value_internal): Likewise.
19366 (call_reg): Likewise.
19367 (call_symbol): Likewise.
19368 (call_value_reg): Likewise.
19369 (call_value_symbol): Likewise.
19371 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
19374 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
19376 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
19378 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
19379 compatible with CCGOCmode and with CCZmode.
19381 2017-05-14 Martin Sebor <msebor@redhat.com>
19383 PR middle-end/77671
19384 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
19385 (gimple_fold_builtin_snprintf): Same.
19386 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
19387 (gimple_fold_builtin_snprintf): Same.
19388 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
19389 of character types.
19390 (is_call_safe): New function.
19391 (try_substitute_return_value): Call it.
19392 (try_simplify_call): New function.
19393 (pass_sprintf_length::handle_gimple_call): Call it.
19395 2017-05-14 Martin Sebor <msebor@redhat.com>
19397 PR middle-end/80669
19398 * builtins.c (expand_builtin_stpncpy): Simplify.
19400 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
19402 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
19403 * config/i386/i386.h
19404 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
19405 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
19406 (struct machine_function): Add new members call_ms2sysv,
19407 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
19408 (struct machine_frame_state): New fields sp_realigned and
19409 sp_realigned_offset.
19410 * config/i386/i386.c
19411 (enum xlogue_stub): New enum.
19412 (enum xlogue_stub_sets): New enum.
19413 (class xlogue_layout): New class.
19414 (struct ix86_frame): New fields stack_realign_allocate_offset,
19415 stack_realign_offset and outlined_save_offset. Modify comments to
19416 detail stack layout when using out-of-line stubs.
19417 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
19418 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
19419 -mcall-ms2sysv-xlogues.
19420 (stub_managed_regs): New static variable.
19421 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
19422 registers managed by out-of-line stub.
19423 (disable_call_ms2sysv_xlogues): New function.
19424 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
19425 m->call_ms2sysv when appropriate and compute frame layout for
19427 (sp_valid_at, fp_valid_at): New inline functions.
19428 (choose_basereg): New function.
19429 (choose_baseaddr): Add align parameter, use choose_basereg and modify
19431 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
19432 Use align parameter of choose_baseaddr to generated aligned SSE movs
19434 (pro_epilogue_adjust_stack): Modify to track
19435 machine_frame_state::sp_realigned.
19436 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
19437 (ix86_nsaved_sseregs): Likewise.
19438 (ix86_emit_save_regs): Likewise.
19439 (ix86_emit_save_regs_using_mov): Likewise.
19440 (ix86_emit_save_sse_regs_using_mov): Likewise.
19441 (get_scratch_register_on_entry): Likewise.
19442 (gen_frame_set): New function.
19443 (gen_frame_load): Likewise.
19444 (gen_frame_store): Likewise.
19445 (emit_outlined_ms2sysv_save): Likewise.
19446 (emit_outlined_ms2sysv_restore): Likewise.
19447 (ix86_expand_prologue): Modify stack re-alignment code and call
19448 emit_outlined_ms2sysv_save when appropriate.
19449 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
19450 parameter rtx_insn *insn, which allows the function to be used to only
19451 generate the notes.
19452 (ix86_expand_epilogue): Modify validity checks of frame and stack
19453 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
19454 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
19455 * config/i386/predicates.md
19456 (save_multiple): New predicate.
19457 (restore_multiple): Likewise.
19458 * config/i386/sse.md
19459 (save_multiple<mode>): New pattern.
19460 (save_multiple_realign<mode>): Likewise.
19461 (restore_multiple<mode>): Likewise.
19462 (restore_multiple_and_return<mode>): Likewise.
19463 (restore_multiple_leave_return<mode>): Likewise.
19464 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
19466 2017-05-14 Julia Koval <julia.koval@intel.com>
19468 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
19469 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
19470 (__builtin_ia32_xsetbv): New builtins.
19471 * config/i386/i386.c (ix86_expand_special_args_builtin):
19473 (ix86_expand_builtin): Special expand for new intrinsics.
19474 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
19475 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
19476 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
19478 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19480 * cfganal.c (inverted_post_order_compute): Change argument type
19482 * cfganal.h (inverted_post_order_compute): Adjust prototype.
19483 * df-core.c (rest_of_handle_df_initialize): Adjust.
19484 (rest_of_handle_df_finish): Likewise.
19485 (df_analyze_1): Likewise.
19486 (df_analyze): Likewise.
19487 (loop_inverted_post_order_compute): Change argument to be a vec *.
19488 (df_analyze_loop): Adjust.
19489 (df_get_n_blocks): Likewise.
19490 (df_get_postorder): Likewise.
19491 * df.h (struct df_d): Change field to be a vec.
19492 * lcm.c (compute_laterin): Adjust.
19493 (compute_available): Likewise.
19494 * lra-lives.c (lra_create_live_ranges_1): Likewise.
19495 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19496 * tree-ssa-pre.c (compute_antic): Likewise.
19498 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19500 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
19501 (depth_first_search::depth_first_search): Change structure init
19502 function to this constructor.
19503 (depth_first_search::add_bb): Rename function to this member.
19504 (depth_first_search::execute): Likewise.
19505 (flow_dfs_compute_reverse_finish): Adjust.
19507 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19509 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
19510 (longest_simple_path): Likewise.
19511 * shrink-wrap.c (spread_components): Likewise.
19512 (disqualify_problematic_components): Likewise.
19513 (emit_common_heads_for_components): Likewise.
19514 (emit_common_tails_for_components): Likewise.
19515 (insert_prologue_epilogue_for_components): Likewise.
19517 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19519 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
19522 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19524 * df-core.c (df_set_blocks): Start using auto_bitmap.
19525 (df_compact_blocks): Likewise.
19526 * df-problems.c (df_rd_confluence_n): Likewise.
19527 * df-scan.c (df_insn_rescan_all): Likewise.
19528 (df_process_deferred_rescans): Likewise.
19529 (df_update_entry_block_defs): Likewise.
19530 (df_update_exit_block_uses): Likewise.
19531 (df_entry_block_bitmap_verify): Likewise.
19532 (df_exit_block_bitmap_verify): Likewise.
19533 (df_scan_verify): Likewise.
19534 * lra-constraints.c (lra_constraints): Likewise.
19535 (undo_optional_reloads): Likewise.
19536 (lra_undo_inheritance): Likewise.
19537 * lra-remat.c (calculate_gen_cands): Likewise.
19538 (do_remat): Likewise.
19539 * lra-spills.c (assign_spill_hard_regs): Likewise.
19540 (spill_pseudos): Likewise.
19541 * tree-ssa-pre.c (bitmap_set_and): Likewise.
19542 (bitmap_set_subtract_values): Likewise.
19544 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19546 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
19547 management with auto_bitmap.
19548 (fix_inter_tick): Likewise.
19549 (fix_recovery_deps): Likewise.
19550 * ira.c (add_store_equivs): Likewise.
19551 (find_moveable_pseudos): Likewise.
19552 (split_live_ranges_for_shrink_wrap): Likewise.
19553 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
19554 (rtx_reuse_manager::seen_def_p): Likewise.
19555 (rtx_reuse_manager::set_seen_def): Likewise.
19556 * print-rtl.h (class rtx_reuse_manager): Likewise.
19558 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19560 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
19562 (migrate_btr_def): Likewise.
19563 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
19564 * df-core.c (loop_post_order_compute): Likewise.
19565 (loop_inverted_post_order_compute): Likewise.
19566 * hsa-common.h: Likewise.
19567 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
19568 * init-regs.c (initialize_uninitialized_regs): Likewise.
19569 * ipa-inline.c (resolve_noninline_speculation): Likewise.
19570 (inline_small_functions): Likewise.
19571 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
19572 * ira.c (combine_and_move_insns): Likewise.
19573 (build_insn_chain): Likewise.
19574 * loop-invariant.c (find_invariants): Likewise.
19575 * lower-subreg.c (propagate_pseudo_copies): Likewise.
19576 * predict.c (tree_predict_by_opcode): Likewise.
19577 (predict_paths_leading_to): Likewise.
19578 (predict_paths_leading_to_edge): Likewise.
19579 (estimate_loops_at_level): Likewise.
19580 (estimate_loops): Likewise.
19581 * shrink-wrap.c (try_shrink_wrapping): Likewise.
19582 (spread_components): Likewise.
19583 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
19584 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
19585 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
19586 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
19587 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
19588 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
19589 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
19590 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
19591 (mark_threaded_blocks): Likewise.
19592 (thread_through_all_blocks): Likewise.
19593 * tree-ssa.c (verify_ssa): Likewise.
19594 (execute_update_addresses_taken): Likewise.
19595 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
19597 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19599 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
19601 (post_order_compute): Likewise.
19602 (inverted_post_order_compute): Likewise.
19603 (pre_and_rev_post_order_compute_fn): Likewise.
19605 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19607 * genrecog.c (int_set::int_set): Explicitly construct our
19608 auto_vec base class.
19609 * vec.h (auto_vec::auto_vec): New constructor.
19611 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19613 * bitmap.h (class auto_bitmap): New constructor taking
19614 bitmap_obstack * argument.
19616 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19618 * bitmap.h (class auto_bitmap): Change type of m_bits to
19619 bitmap_head, and adjust ctor / dtor and member operators.
19621 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
19623 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
19624 when returned register mode doesn't match original mode.
19626 2017-05-12 Jeff Law <law@redhat.com>
19627 Jakub Jelinek <jakub@redhat.com>
19629 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
19630 we look for cc setter after the compare-elim changes.
19631 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
19632 within the vector to match what compare-elim now expects.
19633 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
19634 (xorsi3_flags, one_cmplsi2_flags): Likewise.
19636 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
19637 after the compare-elim changes.
19638 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
19639 the vector to match what compare-elim now expects.
19640 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
19641 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
19642 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
19643 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
19644 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
19646 * config/visium/visium.c (single_set_and_flags): Fix where
19647 we look for cc setter after the compare-elim changes.
19648 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
19649 with the vector to match what compare-elim now expects.
19650 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
19651 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
19652 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
19653 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
19654 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
19655 (neg<mode>2_insn_set_overflow): Likewise.
19657 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
19659 PR middle-end/79794
19660 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
19661 maybe_expand_insn call, set ops[0].target. If still set after call,
19662 set alt_rtl. Add extra arg to recursive calls.
19663 (extract_bit_field): Add alt_rtl argument. Pass to
19665 * expmed.h (extract_bit_field): Fix prototype.
19666 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
19667 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
19668 to extract_bit_field_calls.
19669 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
19670 Pass alt_rtl to extract_bit_field calls.
19671 * calls.c (store_unaligned_arguments_into_psuedos)
19672 load_register_parameters): Pass extra NULL to extract_bit_field calls.
19673 * optabs.c (maybe_legitimize_operand): Clear op->target when call
19675 * optabs.h (struct expand_operand): Add target bitfield.
19677 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
19679 * compare-elim.c (try_eliminate_compare): Canonicalize
19680 operation with embedded compare to
19681 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
19682 (set (reg) (operation)].
19684 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
19686 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
19689 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
19690 cost of adding a carry flag for ADC instruction.
19691 [case MINUS]: Ignore the cost of subtracting a carry flag
19692 for SBB instruction.
19694 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
19696 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
19698 * config/rs6000/bmiintrin.h: New file.
19699 * config/rs6000/bmi2intrin.h: New file.
19700 * config/rs6000/x86intrin.h: New file.
19702 2017-05-12 Jeff Law <law@redhat.com>
19704 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
19707 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
19709 PR middle-end/80707
19710 * tree-cfg.c: Remove cfg edges of unreachable case statements.
19712 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
19714 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
19715 early expansion of vector divide builtins.
19716 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
19717 builtins identified as having unsigned arguments.
19719 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
19721 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
19722 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
19723 expansion of vector logical operations (and, andc, or, xor,
19726 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
19728 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
19729 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
19731 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
19733 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
19734 early GIMPLE expansion of vector multiplies.
19736 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
19738 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
19739 TARGET_HAVE_MOVT conditional.
19740 (movt splitter): Likewise.
19742 2017-05-12 Richard Biener <rguenther@suse.de>
19744 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
19745 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19746 Fold all stmts not inplace.
19748 2017-05-12 Richard Biener <rguenther@suse.de>
19750 PR tree-optimization/80713
19751 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
19752 inserted_exprs bit for not removed stmts.
19754 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
19756 PR middle-end/69921
19757 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
19758 parallelized" attribute for parallelized OpenACC kernels.
19759 * omp-offload.c (execute_oacc_device_lower): Use it.
19761 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
19762 Set "oacc kernels" attribute.
19763 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
19764 parameter. Adjust all users.
19765 (oacc_fn_attrib_kernels_p): Remove function.
19766 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
19767 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
19768 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
19769 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
19770 assert "oacc kernels" attribute is set.
19772 2017-05-11 Carl Love <cel@us.ibm.com>
19774 * config/rs6000/rs6000-c: Add support for built-in functions
19775 vector unsigned char vec_popcnt (vector signed char)
19776 vector unsigned char vec_popcnt (vector unsigned char)
19777 vector unsigned short vec_popcnt (vector signed short)
19778 vector unsigned short vec_popcnt (vector unsigned short)
19779 vector unsigned int vec_popcnt (vector signed int)
19780 vector unsigned int vec_popcnt (vector unsigned int)
19781 vector unsigned long long vec_popcnt (vector signed long long)
19782 vector unsigned long long vec_popcnt (vector unsigned long long)
19783 vector signed long long vec_slo (vector signed long long,
19784 vector signed char)
19785 vector signed long long vec_slo (vector signed long long,
19786 vector unsigned char)
19787 vector unsigned long long vec_slo (vector unsigned long long,
19788 vector signed char)
19789 vector unsigned long long vec_slo (vector unsigned long long,
19790 vector unsigned char)
19791 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
19792 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
19793 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
19794 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
19795 * doc/extend.texi: Update the built-in documentation file for the
19796 new built-in functions.
19798 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19800 * attribs.h (sorted_attr_string): Move machine independent
19801 functions for target clone support from the i386 port to common
19802 code. Rename ix86_function_versions to common_function_versions.
19803 Rename make_name to make_unique_name.
19804 (common_function_versions): Likewise.
19805 (make_unique_name): Likewise.
19806 (make_dispatcher_decl): Likewise.
19807 (is_function_default_version): Likewise.
19808 * attribs.c (attr_strcmp): Likewise.
19809 (sorted_attr_string): Likewise.
19810 (common_function_versions): Likewise.
19811 (make_unique_name): Likewise.
19812 (make_dispatcher_decl): Likewise.
19813 (is_function_default_version): Likewise.
19814 * config/i386/i386.c (attr_strcmp): Likewise.
19815 (sorted_attr_string): Likewise.
19816 (ix86_function_versions): Likewise.
19817 (make_name): Likewise.
19818 (make_dispatcher_decl): Likewise.
19819 (is_function_default_version): Likewise.
19820 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
19822 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19825 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
19826 Account for direct move costs for vec_construct of integer
19829 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
19832 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
19833 (UNSPEC_STX_ATOMIC): Ditto.
19834 (loaddi_via_sse): New insn.
19835 (storedi_via_sse): Ditto.
19836 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
19837 Update corresponding peephole2 patterns.
19838 (atomic_storedi_fpu): Ditto.
19840 2017-05-11 Julia Koval <julia.koval@intel.com>
19842 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
19843 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
19845 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
19846 (__builtin_ia32_rsqrt14ss_mask): New builtins.
19847 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
19849 2017-05-11 Nathan Sidwell <nathan@acm.org>
19851 * graphite-poly.c: Include dumpfile.h.
19853 * dumpfle.h (dump_function): Declare here ...
19854 * tree-dump.h (dump_function): ... not here.
19855 * dumpfile.c: #include tree-cfg.h.
19856 (dump_function): Move here from ...
19857 * tree-dump.c (dump_function): ... here.
19858 * gimplify.c: #include splay-tree.h, not tree-dump.h.
19859 * graphite-poly.c: Don't include tree-dump.h.
19860 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
19861 * print-tree.c: Likewise.
19862 * stor-layout.c: Likewise.
19863 * tree-nested.c: Likewise.
19865 * dumpfile.c (dump_start): Use TDF_FLAGS.
19866 (dump_enable_all): Fix TDF_KIND check thinko.
19868 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
19870 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19871 array entries to represent two legal parameterizations of the
19872 overloaded __builtin_cmpb function, as represented by the
19873 P6_OV_BUILTIN_CMPB constant.
19874 (altivec_resolve_overloaded_builtin): Add special case handling
19875 for the __builtin_cmpb function, as represented by the
19876 P6_OV_BUILTIN_CMPB constant.
19877 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
19878 (BU_P6_64BIT_2): New macro.
19879 (BU_P6_OVERLOAD_2): New macro
19880 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
19881 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
19882 (CMPB): Add overload support to represent both 32-bit and 64-bit
19883 compare-bytes function.
19884 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
19885 support for TARGET_CMPB.
19886 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
19887 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
19888 documentation of the __builtin_cmpb overloaded built-in function.
19890 2017-05-11 Richard Biener <rguenther@suse.de>
19892 PR tree-optimization/80705
19893 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
19894 bases are not vectorizable.
19896 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19898 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
19899 when counting register pressure.
19901 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19903 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
19904 (iv_ca_more_deps): Renamed to ...
19905 (iv_ca_compare_deps): ... this.
19906 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
19908 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19910 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
19912 (determine_group_iv_costs): ... here.
19913 (find_inv_vars_cb): Record inv var if it's not recorded before.
19915 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19917 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
19918 (get_shiftadd_cost): Ditto.
19920 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19922 * tree-ssa-address.c: Include header file.
19923 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
19925 (add_to_parts): Refactor.
19926 (addr_to_parts): New parameter. Update use of move_hint_to_base.
19927 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
19930 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19932 PR tree-optimization/53090
19933 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
19935 (extract_cond_operands): Detect condition with IV on both sides
19936 and return COMP_IV_EXPR_2.
19937 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
19938 (rewrite_use_compare): Simplify by removing call to function
19939 extract_cond_operands.
19941 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19943 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
19944 (extract_cond_operands): Detect condition comparing against non-
19945 invariant bound and return appropriate enum value.
19946 (find_interesting_uses_cond): Update use of extract_cond_operands.
19947 Handle its return value accordingly.
19948 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
19950 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19952 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
19953 nonlinear iv_use computation in loop invariant sensitive way.
19955 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19957 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
19958 (find_iv_candidates): Call relate_compare_use_with_all_cands.
19960 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19962 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
19963 (dump_cand): Support iv_cand.inv_exprs.
19964 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
19966 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
19969 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19971 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
19973 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
19974 as local function. Include necessary header files.
19975 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
19977 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19979 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
19981 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19983 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
19984 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
19985 RSHIFT_EXPR and BIT_NOT_EXPR.
19987 2017-05-11 Bin Cheng <bin.cheng@arm.com>
19989 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
19990 (adjust_setup_cost): New parameter supporting round up adjustment.
19991 (struct address_cost_data): Delete.
19992 (force_expr_to_var_cost): Don't bound cost with spill_cost.
19993 (split_address_cost, ptr_difference_cost): Delete.
19994 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
19995 (struct ainc_cost_data): New struct.
19996 (get_address_cost_ainc): New function.
19997 (get_address_cost, get_computation_cost): Reimplement.
19998 (determine_group_iv_cost_address): Record inv_expr for all uses of
20000 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
20001 (iv_ca_has_deps): Reimplemented to ...
20002 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
20004 (iv_ca_extend): Call iv_ca_more_deps.
20006 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20008 * tree-ssa-address.c (struct mem_address): Move to header file.
20009 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
20010 * tree-ssa-address.h (struct mem_address): Move from C file.
20011 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
20013 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20015 * tree-affine.h (aff_combination_type): New interface.
20016 (aff_combination_zero_p): Remove static.
20017 (aff_combination_const_p): New interface.
20018 (aff_combination_singleton_var_p): New interfaces.
20020 2017-05-11 Richard Biener <rguenther@suse.de>
20022 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
20023 Skip unreachable blocks and destinations.
20024 (eliminate): Move stmt removal and fixup ...
20025 (fini_eliminate): ... here. Skip inserted exprs.
20026 (pass_pre::execute): Move fini_pre after fini_eliminate.
20027 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
20028 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
20029 PRE to get rid of dead code that has invalid SSA form and
20030 split critical edges again.
20032 2017-05-11 Bin Cheng <bin.cheng@arm.com>
20034 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
20036 2017-05-11 Richard Biener <rguenther@suse.de>
20038 * passes.c (execute_function_todo): Verify loops if they are
20039 said to be up-to-date.
20040 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
20041 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
20043 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
20046 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
20047 handle calling assemble_external ourself.
20050 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
20051 modes with zero size. Enhance comment.
20053 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20055 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
20056 built-ins for vec_xl and vec_xst with short and char pointer
20059 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
20061 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
20062 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
20063 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
20064 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
20065 (_mm_maskz_min_round_ss): New intrinsics.
20066 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
20067 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
20068 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
20069 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
20070 (__builtin_ia32_minss_mask_round): New builtins.
20071 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
20072 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
20073 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
20075 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
20076 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
20078 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
20081 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
20083 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
20084 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
20085 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
20086 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
20087 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
20088 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
20089 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
20090 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
20091 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
20092 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
20093 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
20094 (__builtin_ia32_mulss_mask_round): New builtins.
20095 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
20096 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
20097 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
20099 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
20100 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
20102 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
20105 2017-05-10 Julia Koval <julia.koval@intel.com>
20107 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
20108 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
20109 (_mm256_setr_m128i): New intrinsics.
20111 2017-05-10 Julia Koval <julia.koval@intel.com>
20113 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
20114 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
20115 (_mm_maskz_rcp14_ss): New intrinsics.
20116 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
20117 (__builtin_ia32_rcp14ss_mask): New builtins.
20118 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
20120 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
20122 PR tree-optimization/51513
20123 * tree-cfg.c (gimple_seq_unreachable_p): New function.
20124 (assert_unreachable_fallthru_edge_p): Use it.
20125 (group_case_labels_stmt): Likewise.
20126 * tree-cfg.h: Prototype it.
20127 * stmt.c: Include cfghooks.h and tree-cfg.h.
20128 (emit_case_dispatch_table) <gap_label>: New local variable.
20129 Use it to fill dispatch table gaps.
20130 Test for default_label before updating probabilities.
20131 (expand_case) <default_label>: Remove unneeded initialization.
20132 Test for unreachable default case statement and remove its edge.
20133 Set default_label accordingly.
20134 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
20136 2017-05-10 Carl Love <cel@us.ibm.com>
20138 * config/rs6000/rs6000-c: Add support for built-in functions
20139 vector signed char vec_neg (vector signed char)
20140 vector signed short int vec_neg (vector short int)
20141 vector signed int vec_neg (vector signed int)
20142 vector signed long long vec_neg (vector signed long long)
20143 vector float vec_neg (vector float)
20144 vector double vec_neg (vector double)
20145 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
20147 * config/rs6000/altivec.h: Add define for vec_neg
20148 * doc/extend.texi: Update the built-in documentation for the
20149 new built-in functions.
20151 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20153 PR tree-optimization/77644
20154 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
20156 2017-05-10 Nathan Sidwell <nathan@acm.org>
20158 * dumpfile.h (TDI_lang_all): New.
20159 (TDF_KIND): New. Renumber others
20160 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
20162 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
20164 (get_dump_file_name): Adjust suffix generation.
20165 (dump_enable_all): Use TDF_KIND.
20166 * doc/invoke.texi (-fdump-lang-all): Document.
20168 * dumpfile.h: Tabify.
20170 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
20173 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
20174 Move member access before delete.
20176 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
20178 * tree-inline.c (expand_call_inline): Split block at stmt
20181 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
20184 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
20185 are now unused after splitting mov{sf,sd}_hardfloat.
20186 (f32_lr2): Likewise.
20187 (f32_lm): Likewise.
20188 (f32_lm2): Likewise.
20189 (f32_li): Likewise.
20190 (f32_li2): Likewise.
20191 (f32_lv): Likewise.
20192 (f32_sr): Likewise.
20193 (f32_sr2): Likewise.
20194 (f32_sm): Likewise.
20195 (f32_sm2): Likewise.
20196 (f32_si): Likewise.
20197 (f32_si2): Likewise.
20198 (f32_sv): Likewise.
20199 (f32_dm): Likewise.
20200 (f32_vsx): Likewise.
20201 (f32_av): Likewise.
20202 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
20203 For movsf, order stores so the VSX stores occur before the GPR
20204 store which encourages the register allocator to use a traditional
20205 FPR instead of a GPR. For movsd, order the stores so that the GPR
20206 store comes before the VSX stores to allow the power6 to work.
20207 This is due to the power6 not having a 32-bit integer store
20208 instruction from a FPR.
20209 (movsf_hardfloat): Likewise.
20210 (movsd_hardfloat): Likewise.
20212 2017-05-09 Martin Sebor <msebor@redhat.com>
20214 PR translation/80280
20215 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
20218 PR translation/80280
20219 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
20220 data member added in r247778.
20221 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
20223 2017-05-09 Nathan Sidwell <nathan@acm.org>
20225 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
20227 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
20230 2017-05-09 Marek Polacek <polacek@redhat.com>
20232 * doc/invoke.texi: Fix typo.
20234 2017-05-09 Richard Biener <rguenther@suse.de>
20236 * tree-vrp.c (vrp_val_is_max): Adjust comment.
20237 (vrp_val_is_min): Likewise.
20238 (set_value_range_to_value): Likewise.
20239 (set_value_range_to_nonnegative): Likewise.
20240 (gimple_assign_nonzero_p): Likewise.
20241 (gimple_stmt_nonzero_p): Likewise.
20242 (vrp_int_const_binop): Likewise. Remove unreachable case.
20243 (adjust_range_with_scev): Adjust comments.
20244 (compare_range_with_value): Likewise.
20245 (extract_range_from_phi_node): Likewise.
20246 (test_for_singularity): Likewise.
20248 2017-05-09 Richard Biener <rguenther@suse.de>
20250 * tree-vrp.c (get_single_symbol): Add assert that we don't
20251 get overflowed constants as invariant part.
20252 (compare_values_warnv): Add comment before the TREE_NO_WARNING
20253 checks. Use wi::cmp instead of recursing for integer constants.
20254 (compare_values): Just ignore whether we assumed undefined
20255 overflow instead of failing the compare.
20256 (extract_range_for_var_from_comparison_expr): Add comment before the
20257 TREE_NO_WARNING sets.
20258 (test_for_singularity): Likewise.
20259 (extract_range_from_comparison): Do not disable optimization
20260 when we assumed undefined overflow.
20261 (extract_range_basic): Remove init of unused var.
20263 2017-05-09 Richard Biener <rguenther@suse.de>
20265 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
20266 (extract_range_from_multiplicative_op_1): Adjust.
20267 (extract_range_from_binary_expr_1): Use int_const_binop.
20269 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
20272 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
20273 rs6000_store_data_bypass_p in seven define_bypass directives and
20274 in several comments.
20275 * config/rs6000/rs6000-protos.h: Add prototype for
20276 rs6000_store_data_bypass_p function.
20277 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
20278 function implements slightly different (rs6000-specific) semantics
20279 than store_data_bypass_p, returning false rather than aborting
20280 with assertion error when arguments do not satisfy the
20281 requirements of store data bypass.
20282 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
20283 rs6000_store_data_bypass_p.
20285 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
20287 * config/xtensa/xtensa-protos.h
20288 (xtensa_initial_elimination_offset): New declaration.
20289 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
20290 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
20291 macro definition, add case for FRAME_POINTER_REGNUM when
20292 FRAME_GROWS_DOWNWARD.
20293 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
20294 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
20295 xtensa_initial_elimination_offset.
20297 2017-05-08 Nathan Sidwell <nathan@acm.org>
20299 * doc/invoke.texi: Alphabetize -fdump options.
20301 2017-05-08 Martin Sebor <msebor@redhat.com>
20303 PR translation/80280
20304 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
20306 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
20308 * target.def (compute_frame_layout): New optional target hook.
20309 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
20310 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
20311 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
20313 * reload1.c (verify_initial_elim_offsets): Likewise.
20314 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
20315 (use_simple_return_p): Call arm_compute_frame_layout if needed.
20316 (arm_get_frame_offsets): Split up into this ...
20317 (arm_compute_frame_layout): ... and this function.
20319 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
20321 * config/aarch64/constraints.md (Usa): New constraint.
20322 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
20324 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
20326 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
20327 with_multilib_list after it has been checked.
20329 2017-05-08 Richard Biener <rguenther@suse.de>
20331 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
20332 (bitmap_set_subtract_values): Likewise.
20334 2017-05-08 Richard Biener <rguenther@suse.de>
20336 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
20337 (gimple_assign_nonzero): ... this and remove strict_overflow_p
20339 (gimple_stmt_nonzero_warnv_p): Rename to ...
20340 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
20342 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
20343 (extract_range_basic): Adjust, do not disable propagation on
20344 strict overflow sensitive simplification.
20345 (vrp_visit_cond_stmt): Likewise.
20347 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
20349 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
20350 body size unconditionally.
20352 2017-05-07 Jeff Law <law@redhat.com>
20355 2017-05-06 Jeff Law <law@redhat.com>
20356 PR tree-optimization/78496
20357 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
20360 PR tree-optimization/78496
20361 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
20362 (simplify_stmt_using_ranges): Call it.
20363 (vrp_dom_walker::before_dom_children): Extract equivalences
20364 from an ASSERT_EXPR with an equality comparison against a
20367 2017-05-06 Jeff Law <law@redhat.com>
20369 PR tree-optimization/78496
20370 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
20373 PR tree-optimization/78496
20374 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
20375 (simplify_stmt_using_ranges): Call it.
20376 (vrp_dom_walker::before_dom_children): Extract equivalences
20377 from an ASSERT_EXPR with an equality comparison against a
20380 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
20382 * lra-constraints.c (lra_copy_reg_equiv): New function.
20383 (split_reg): Use it to copy equivalence information from the
20384 original register to the spill register.
20386 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
20388 PR rtl-optimization/75964
20389 * simplify-rtx.c (simplify_const_relational_operation): Remove
20390 invalid handling of comparisons of integer ABS.
20392 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
20394 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
20395 initialize to zero.
20396 (init_regs): Remove declaration.
20397 (function_arg_advance_32): Initialize error_p as boolean variable.
20399 2017-05-05 Nathan Sidwell <nathan@acm.org>
20401 * store-motion.c (remove_reachable_equiv_notes): Reformat long
20402 lines. Use for (;;).
20404 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20406 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
20407 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
20408 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
20409 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
20410 VF=2 that require versioning.
20412 2017-05-05 David Malcolm <dmalcolm@redhat.com>
20414 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
20417 2017-05-05 David Malcolm <dmalcolm@redhat.com>
20419 * diagnostic.h (diagnostic_override_option_index): Convert from
20420 macro to inline function.
20422 2017-05-05 David Malcolm <dmalcolm@redhat.com>
20424 * diagnostic.c (last_module_changed_p): New function.
20425 (set_last_module): New function.
20426 (diagnostic_report_current_module): Convert macro usage to
20427 the above functions.
20428 * diagnostic.h (diagnostic_context::last_module): Strengthen
20429 from const line_map * to const line_map_ordinary *.
20430 (diagnostic_last_module_changed): Delete macro.
20431 (diagnostic_set_last_module): Delete macro.
20433 2017-05-05 David Malcolm <dmalcolm@redhat.com>
20435 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
20436 with diagnostic_report_diagnostic.
20437 (diagnostic_n_impl_richloc): Likewise.
20438 * diagnostic.h (report_diagnostic): Delete macro.
20439 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
20440 with diagnostic_report_diagnostic.
20441 * substring-locations.c (format_warning_va): Likewise.
20443 2017-05-05 David Malcolm <dmalcolm@redhat.com>
20445 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
20446 save/restor of format_spec. Move option-printing code to...
20447 (print_option_information): ...this new function, and
20448 reimplement by simply printing to the pretty_printer,
20449 rather than appending to the format string.
20451 2017-05-05 David Malcolm <dmalcolm@redhat.com>
20453 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
20454 handling logic into...
20455 (update_effective_level_from_pragmas): ...this new function.
20457 2017-05-04 Andrew Waterman <andrew@sifive.com>
20459 * config/riscv/riscv.opt (mstrict-align): New option.
20460 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
20461 (SLOW_UNALIGNED_ACCESS): Define.
20462 (riscv_slow_unaligned_access): Declare.
20463 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
20465 (riscv_slow_unaligned_access): New variable.
20466 (rocket_tune_info): Set slow_unaligned_access to true.
20467 (optimize_size_tune_info): Set slow_unaligned_access to false.
20468 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
20469 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
20470 (riscv_option_override): Set riscv_slow_unaligned_access.
20471 * doc/invoke.texi: Add -mstrict-align to RISC-V.
20473 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
20475 * config/riscv/riscv.md: Unify indentation.
20477 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
20482 * config/rs6000/rs6000.md (u code attribute): Add FIX and
20484 (extendsi<mode>2): Add support for doing sign extension via
20485 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
20486 don't have ISA 3.0 instructions.
20487 (extendsi<mode>2 splitter): Likewise.
20488 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
20489 generate the normal insns since SImode can now go in vector
20490 registers. Disallow the special UNSPECs needed for previous
20491 machines to hide SImode being used. Add new insns
20492 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
20493 (fix_trunc<mode>si2_stfiwx): Likewise.
20494 (fix_trunc<mode>si2_internal): Likewise.
20495 (fixuns_trunc<mode>si2): Likewise.
20496 (fixuns_trunc<mode>si2_stfiwx): Likewise.
20497 (fctiw<u>z_<mode>_smallint): Likewise.
20498 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
20499 of floating point to 32-bit integer from doing a direct move to
20500 the GPR registers to do a store.
20501 (fctiwz_<mode>): Break long line.
20503 2017-05-05 Bin Cheng <bin.cheng@arm.com>
20505 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
20506 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
20507 (addr_list, addr_offset_valid_p): New.
20508 (split_address_groups): Check offset validity with above function.
20509 (gt-tree-ssa-loop-ivopts.h): Include header file.
20511 2017-05-05 Nathan Sidwell <nathan@acm.org>
20513 * config.gcc (arm*-*-*): Add missing 'fi'.
20515 2017-05-05 Steve Ellcey <sellcey@cavium.com>
20517 * doc/invoke.texi (-fopt-info): Explicitly say order of options
20518 included in -fopt-info does not matter.
20519 * doc/optinfo.texi (-fopt-info): Fix description of default
20520 behavour. Explicitly say order of options included in -fopt-info
20523 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
20525 * config.gcc: Allow combinations of aprofile and rmprofile values for
20526 --with-multilib-list.
20527 * config/arm/t-multilib: New file.
20528 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
20529 variables. Remove setting of ISA and floating-point ABI in
20530 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
20531 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
20532 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
20533 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
20535 * config/arm/t-rmprofile: Likewise except for the matches changes.
20536 * doc/install.texi (--with-multilib-list): Document the combination of
20537 aprofile and rmprofile values and warn about pitfalls in doing that.
20539 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
20541 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
20542 (movdi_aarch64): Likewise.
20544 2017-05-05 Jakub Jelinek <jakub@redhat.com>
20546 PR tree-optimization/80632
20547 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
20549 (build_arrays): Initialize it for virtual phis.
20550 (fix_phi_nodes): Use it for virtual phis.
20552 PR tree-optimization/80558
20553 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
20554 [x, y] op z into [x op, y op z] for op & or | if conditions
20557 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
20558 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
20561 * config/arm/arm.md (use_literal_pool): Remove.
20562 (64-bit immediate split): No longer takes cost into consideration
20563 if arm_disable_literal_pool is enabled.
20564 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
20565 used when arm_disable_literal_pool is enabled.
20566 (arm_max_const_double_inline_cost): Remove use of
20567 arm_disable_literal_pool.
20568 (push_minipool_fix): Add assert.
20569 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
20570 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
20571 (no_literal_pool_sf_immediate): New.
20573 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20575 PR tree-optimization/80613
20576 * tree-ssa-dce.c (propagate_necessity): Remove cases for
20577 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
20579 2017-05-05 Richard Biener <rguenther@suse.de>
20581 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
20583 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
20585 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
20586 of this flag from insn conditions due to removal from r247495.
20588 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
20590 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
20592 (arm_early_store_addr_dep_ptr): Likewise.
20593 * config/arm/aarch-common-protos.h
20594 (arm_early_load_addr_dep_ptr): Add prototype.
20595 (arm_early_store_addr_dep_ptr): Likewise.
20596 * config/arm/cortex-a53.md: Add new bypasses.
20598 2017-05-05 Jakub Jelinek <jakub@redhat.com>
20600 * tree.c (next_type_uid): Change type to unsigned.
20601 (type_hash_canon): Decrement back next_type_uid if
20602 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
20603 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
20606 2017-05-04 Martin Sebor <msebor@redhat.com>
20608 * builtins.c: Fix a trivial typo in a comment.
20610 PR middle-end/79234
20611 * builtins.c (check_sizes): Adjust to handle reading past the end.
20612 Avoid printing excessive upper bound of ranges. Use %E to print
20613 tree nodes instead of converting them to %wu.
20614 (expand_builtin_memchr): New function.
20615 (compute_dest_size): Rename...
20616 (compute_objsize): ...to this.
20617 (expand_builtin_memcpy): Adjust.
20618 (expand_builtin_mempcpy): Adjust.
20619 (expand_builtin_strcat): Adjust.
20620 (expand_builtin_strcpy): Adjust.
20621 (check_strncat_sizes): Adjust.
20622 (expand_builtin_strncat): Adjust.
20623 (expand_builtin_strncpy): Adjust and simplify.
20624 (expand_builtin_memset): Adjust.
20625 (expand_builtin_bzero): Adjust.
20626 (expand_builtin_memcmp): Adjust.
20627 (expand_builtin): Handle memcmp.
20628 (maybe_emit_chk_warning): Check strncat just once.
20630 2017-05-04 Martin Sebor <msebor@redhat.com>
20632 PR preprocessor/79214
20633 PR middle-end/79222
20634 PR middle-end/79223
20635 * builtins.c (check_sizes): Add inlining context and issue
20636 warnings even when -Wno-system-headers is set.
20637 (check_strncat_sizes): Same.
20638 (expand_builtin_strncat): Same.
20639 (expand_builtin_memmove): New function.
20640 (expand_builtin_stpncpy): Same.
20641 (expand_builtin): Handle memmove and stpncpy.
20643 2017-05-04 Bin Cheng <bin.cheng@arm.com>
20645 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
20646 which is not used any more.
20648 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
20650 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
20652 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
20654 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
20655 (cortexa53_tunings): Likewise.
20656 (cortexa57_tunings): Likewise.
20657 (cortexa72_tunings): Likewise.
20658 (cortexa73_tunings): Likewise.
20660 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
20662 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
20663 Set loop alignment to 8.
20665 2017-05-04 Martin Sebor <msebor@redhat.com>
20667 PR translation/80280
20668 * builtins.c (expand_builtin_object_size): Add missing quoting to
20669 %D and like directives.
20670 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
20671 (hsa_type_for_tree_type): Same.
20672 (verify_function_arguments): Same.
20673 * symtab.c (symbol_table::change_decl_assembler_name): Same.
20674 * varasm.c (get_section): Same.
20677 2017-05-04 Martin Sebor <msebor@redhat.com>
20679 PR translation/80280
20680 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
20682 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
20684 * config/aarch64/aarch64.c (generic_addrcost_table):
20685 Change HI/TI mode setting.
20687 2017-05-04 Martin Jambor <mjambor@suse.cz>
20689 PR tree-optimization/80622
20690 * tree-sra.c (comes_initialized_p): New function.
20691 (build_accesses_from_assign): Only set write lazily when
20692 comes_initialized_p is false.
20693 (analyze_access_subtree): Use comes_initialized_p.
20694 (propagate_subaccesses_across_link): Assert !comes_initialized_p
20695 instead of testing for PARM_DECL.
20697 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20699 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
20700 constraint on operand 0 to allow more general addressing modes.
20701 Adjust output template.
20702 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
20704 * config/aarch64/aarch64-protos.h
20705 (aarch64_address_valid_for_prefetch_p): Declare prototype.
20706 * config/aarch64/constraints.md (Dp): New address constraint.
20707 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
20710 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
20712 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
20713 update use of estimate_ipcp_clone_size_and_time.
20714 (estimate_local_effects): Update use of
20715 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
20716 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
20717 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
20718 Return nonspecialized time.
20720 2017-05-04 Richard Biener <rguenther@suse.de>
20722 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
20723 for the last VUSE which def dominates the PHI. Directly call
20725 (get_continuation_for_phi_1): Remove.
20727 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
20729 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
20730 to explain the use of truncating division. Cap the number of
20731 iterations to the maximum given by nb_iterations_upper_bound,
20734 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
20736 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
20737 * configure: Regenerate.
20738 * config.in: Regenerate.
20739 * config/i386/driver-mingw32.c: new file.
20740 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
20741 * config.host: Link driver-mingw32.o on MinGW host.
20742 * doc/install.texi: Document new --enable-mingw-wildcard configure
20745 2017-05-04 Marek Polacek <polacek@redhat.com>
20747 PR tree-optimization/80612
20748 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
20750 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
20751 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
20753 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
20754 (movt splitter): Likewise.
20755 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
20756 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
20757 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
20758 block for Thumb-1 with MOVT.
20759 (thumb2_legitimate_address_p): Move code block ...
20760 (can_avoid_literal_pool_for_label_p): ... into this new function.
20761 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
20763 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
20764 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
20765 "M-profile targets with the MOVT instruction".
20767 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
20769 * config/arm/arm-builtins.c (arm_init_builtins): Rename
20770 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
20771 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
20773 2017-05-04 Martin Liska <mliska@suse.cz>
20775 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
20776 variable cond_code.
20778 2017-05-04 Richard Biener <rguenther@suse.de>
20780 * tree.c (array_at_struct_end_p): Handle arrays at struct
20781 end with flexarrays more conservatively. Refactor and treat
20782 arrays of arrays or aggregates more strict. Fix
20783 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
20784 * tree.c (array_at_struct_end_p): Adjust prototype.
20785 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
20786 * gimple-fold.c (get_range_strlen): Likewise.
20787 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
20789 2017-05-04 Richard Biener <rguenther@suse.de>
20791 PR tree-optimization/31130
20792 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
20794 (supports_overflow_infinity): Likewise.
20795 (is_negative_overflow_infinity): Likewise.
20796 (is_positive_overflow_infinity): Likewise.
20797 (is_overflow_infinity): Likewise.
20798 (stmt_overflow_infinity): Likewise.
20799 (overflow_infinity_range_p): Likewise.
20800 (usable_range_p): Remove as always returning true.
20801 (make_overflow_infinity): Remove.
20802 (negative_overflow_infinity): Likewise.
20803 (positive_overflow_infinity): Likewise.
20804 (avoid_overflow_infinity): Likewise.
20805 (set_value_range): Adjust accordingly.
20806 (set_value_range_to_nonnegative): Likewise, remove now unused
20807 overflow_infinity arg.
20808 (vrp_operand_equal_p): Adjust.
20809 (update_value_range): Likewise.
20810 (range_int_cst_singleton_p): Likewise.
20811 (operand_less_p): Likewise.
20812 (compare_values_warnv): Likewise.
20813 (extract_range_for_var_from_comparison_expr): Likewise.
20814 (vrp_int_const_binop): Likewise.
20815 (zero_nonzero_bits_from_vr): Likewise.
20816 (extract_range_from_multiplicative_op_1): Likewise.
20817 (extract_range_from_binary_expr_1): Likewise.
20818 (extract_range_from_unary_expr): Likewise.
20819 (extract_range_from_comparison): Likewise.
20820 (extract_range_basic): Likewise.
20821 (adjust_range_with_scev): Likewise.
20822 (compare_ranges): Likewise.
20823 (compare_range_with_value): Likewise.
20824 (dump_value_range): Likewise.
20825 (test_for_singularity): Likewise, remove strict_overflow_p parameter
20827 (simplify_cond_using_ranges): Adjust.
20829 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
20831 * brig-builtins.def: Added a builtin for class_f64.
20832 * builtin-types.def: Added a builtin type needed by class_f64.
20834 2017-05-03 Jason Merrill <jason@redhat.com>
20836 * timevar.def: Add TV_CONSTEXPR.
20838 2017-05-03 David Malcolm <dmalcolm@redhat.com>
20840 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
20842 2017-05-03 Martin Jambor <mjambor@suse.cz>
20844 * ipa-prop.c (ipa_update_after_lto_read): Removed.
20845 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
20846 * ipa-cp.c (ipcp_propagate_stage): Do not call
20847 ipa_update_after_lto_read.
20848 * ipa-inline.c (ipa_inline): Likewise.
20850 2017-05-03 Martin Jambor <mjambor@suse.cz>
20852 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
20853 tag. Added a default constructor and a destructor.
20854 (ipa_edge_args_sum_t): New class;
20855 (ipa_edge_args_sum): Declare.
20856 (ipa_edge_args_vector): Remove declaration.
20857 (IPA_EDGE_REF): Use ipa_edge_args_sum.
20858 (ipa_free_edge_args_substructures): Remove declaration.
20859 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
20860 (ipa_edge_args_info_available_for_edge_p): Likewise.
20861 * ipa-prop.c (ipa_edge_args_vector): Removed.
20862 (edge_removal_hook_holder): Likewise.
20863 (edge_duplication_hook_holder): Likewise.
20864 (ipa_edge_args_sum): New variable.
20865 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
20866 ipa_edge_args_vector.
20867 (ipa_free_edge_args_substructures): Likewise.
20868 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
20869 ipa_edge_args_vector.
20870 (ipa_edge_removal_hook): Turned into method
20871 ipa_edge_args_sum_t::remove.
20872 (ipa_edge_duplication_hook): Turned into method
20873 ipa_edge_args_sum_t::duplicate.
20874 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
20875 registering edge hooks.
20876 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
20877 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
20878 ipa_edge_args_sum instead of ipa_edge_args_vector.
20879 * ipa-profile.c (ipa_profile): Likewise.
20881 2017-05-03 Martin Jambor <mjambor@suse.cz>
20883 * symbol-summary.h (function_summary): New method exists.
20884 (function_summary::symtab_removal): Deallocate through release.
20885 (call_summary): New class.
20886 (gt_ggc_mx): New overload.
20887 (gt_pch_nx): Likewise.
20888 (gt_pch_nx): Likewise.
20890 2017-05-03 Jeff Law <law@redhat.com>
20892 PR tree-optimization/78496
20893 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
20894 from simplify_cond_using_ranges. Split off code to walk
20895 backwards through casts into ...
20896 (simplify_cond_using_ranges_2): New function.
20897 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
20898 (execute_vrp): After identifying jump threads, call
20899 simplify_cond_using_ranges_2.
20901 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
20904 * ipa-inline.h (inline_summary): Add ctor.
20905 (create_ggc): Do not use ggc_cleared_alloc.
20907 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
20908 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20910 * gcc.c (handle_braces): Support escaping in switch matching
20912 * doc/invoke.texi (Spec Files): Document it.
20913 Remove superfluous @code markup in items.
20915 2017-05-03 David Malcolm <dmalcolm@redhat.com>
20917 * diagnostic-show-locus.c (struct column_range): New struct.
20918 (get_affected_columns): New function.
20919 (get_printed_columns): New function.
20920 (struct correction): New struct.
20921 (correction::ensure_capacity): New function.
20922 (correction::ensure_terminated): New function.
20923 (struct line_corrections): New struct.
20924 (line_corrections::~line_corrections): New dtor.
20925 (line_corrections::add_hint): New function.
20926 (layout::print_trailing_fixits): Reimplement in terms of the new
20928 (selftest::test_overlapped_fixit_printing): New function.
20929 (selftest::diagnostic_show_locus_c_tests): Call it.
20931 2017-05-03 Nathan Sidwell <nathan@acm.org>
20933 Canonicalize canonical type hashing
20934 * tree.h (type_hash_canon_hash): Declare.
20935 * tree.c (type_hash_list, attribute_hash_list): Move into
20936 type_hash_canon_hash.
20937 (build_type_attribute_qual_variant): Break out hash code calc into
20938 type_hash_canon_hash.
20939 (type_hash_canon_hash): New. Generic type hash computation.
20940 (build_range_type_1, build_array_type_1, build_function_type,
20941 build_method_type_directly, build_offset_type, build_complex_type,
20942 make_vector_type): Call it.
20944 2017-05-03 Richard Biener <rguenther@suse.de>
20946 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
20947 When all DRs have unknown misaligned do not always peel
20948 when there is a store but apply the same costing model as if
20949 there were only loads.
20951 2017-05-03 Richard Biener <rguenther@suse.de>
20954 PR tree-optimization/80492
20955 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
20956 compare_base_decls returning dont-know properly.
20958 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
20960 * config/arm/iterators.md (CCSI): New mode iterator.
20961 (arch): New mode attribute.
20962 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
20963 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
20964 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
20965 code iterator for success result mode.
20966 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
20967 the corresponding new insn generators.
20969 2017-05-03 Bin Cheng <bin.cheng@arm.com>
20972 2017-05-02 Bin Cheng <bin.cheng@arm.com>
20973 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
20975 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
20977 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
20978 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
20979 (DDR_A): Wrap DDR argument in brackets.
20980 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
20981 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
20982 (DDR_REVERSED_P): Likewise.
20984 2017-05-03 Jakub Jelinek <jakub@redhat.com>
20986 PR tree-optimization/79472
20987 * tree-switch-conversion.c (struct switch_conv_info): Add
20988 contiguous_range and default_case_nonstandard fields.
20989 (collect_switch_conv_info): Compute contiguous_range and
20990 default_case_nonstandard fields, don't clear final_bb if
20991 contiguous_range and only the default case doesn't have the required
20993 (check_all_empty_except_final): Set default_case_nonstandard instead
20994 of failing if contiguous_range and the default case doesn't have empty
20996 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
20997 and only the default case doesn't have the required constants. Skip
20999 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
21000 if default_case_nonstandard.
21001 (build_constructors): Build constant 1 just once. Assert that default
21002 values aren't inserted in between cases if contiguous_range. Skip
21004 (build_arrays): Skip virtual phis.
21005 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
21006 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
21007 Handle virtual phis.
21008 (gen_inbound_check): Handle default_case_nonstandard case.
21009 (process_switch): Adjust check_final_bb caller. Call
21010 gather_default_values with the first non-default case instead of
21011 default case if default_case_nonstandard.
21013 2017-05-02 Nathan Sidwell <nathan@acm.org>
21015 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
21016 check. Fix formatting.
21018 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
21020 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
21021 errors when comparing specialized and unspecialized times.
21023 2017-05-02 David Malcolm <dmalcolm@redhat.com>
21025 * diagnostic-show-locus.c
21026 (layout::should_print_annotation_line_p): Make private.
21027 (layout::print_annotation_line): Make private.
21028 (layout::annotation_line_showed_range_p): Make private.
21029 (layout::show_ruler): Make private.
21030 (layout::print_source_line): Make private. Pass in line and
21031 line_width, rather than calling location_get_source_line. Drop
21033 (layout::print_leading_fixits): New method.
21034 (layout::print_any_fixits): Rename to...
21035 (layout::print_trailing_fixits): ...this, and make private.
21036 Don't print newline fixits.
21037 (diagnostic_show_locus): Move logic for printing one row into...
21038 (layout::print_line): ...this new function. Move the
21039 location_get_source_line call and error-handling from
21040 print_source_line to here. Call print_leading_fixits, and rename
21041 print_any_fixits to print_trailing_fixits.
21042 (selftest::test_fixit_insert_containing_newline): Update now that
21043 newlines are partially supported.
21044 (selftest::test_fixit_insert_containing_newline_2): New test.
21045 (selftest::test_fixit_replace_containing_newline): Update comments.
21046 (selftest::diagnostic_show_locus_c_tests): Call the new test.
21047 * edit-context.c (class added_line): New class.
21048 (class edited_line): Describe newline handling in comment.
21049 (edited_line::actually_edited_p): New method.
21050 (edited_line::print_content): Delete redundant decl.
21051 (edited_line::m_predecessors): New field.
21052 (edited_file::print_content): Call edited_line::print_content.
21053 (edited_file::print_diff): Update to support newlines.
21054 (edited_file::print_diff_hunk): Likewise.
21055 (edited_file::print_run_of_changed_lines): New function.
21056 (edited_file::print_diff_line): Convert to...
21057 (print_diff_line): ...this.
21058 (edited_file::get_effective_line_count): New function.
21059 (edited_line::edited_line): Initialize new field m_predecessors.
21060 (edited_line::~edited_line): Clean up m_predecessors.
21061 (edited_line::apply_fixit): Handle newlines.
21062 (edited_line::get_effective_line_count): New function.
21063 (edited_line::print_content): New function.
21064 (edited_line::print_diff_lines): New function.
21065 (selftest::test_applying_fixits_insert_containing_newline): New
21067 (selftest::test_applying_fixits_replace_containing_newline): New
21069 (selftest::insert_line): New function.
21070 (selftest::test_applying_fixits_multiple_lines): Add example of
21072 (selftest::edit_context_c_tests): Call the new tests.
21074 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21076 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
21077 parameter cand. Update dump information.
21078 (get_computation_cost): Update uses.
21080 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21082 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
21083 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
21084 (get_computation_at, rewrite_use_address): Update use of
21085 get_computation_aff.
21087 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21089 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
21090 (get_computation): Delete.
21091 (get_computation_cost): Implement like get_computation_cost_at.
21092 Use get_computation_at.
21093 (get_computation_cost_at): Delete.
21094 (rewrite_use_nonlinear_expr): Use get_computation_at.
21095 (rewrite_use_compare, remove_unused_ivs): Ditto.
21097 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21099 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
21101 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21103 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
21104 (ivopts_global_cost_for_size): Rename parameter and update uses.
21105 (iv_ca_recount_cost): Update uses.
21106 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
21107 candidates seperately in n_invs and n_cands.
21108 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
21110 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21112 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
21113 (find_inv_vars_cb): New.
21114 (find_depends): Renamed to ...
21115 (find_inv_vars): ... this.
21116 (add_candidate_1, force_var_cost): Call find_inv_vars.
21117 (split_address_cost, determine_group_iv_cost_cond): Ditto.
21119 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21121 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
21122 inv_vars. Add inv_exprs.
21123 (struct iv_cand): Rename depends_on to inv_vars.
21124 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
21125 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
21126 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
21127 (dump_cand): Dump inv_vars.
21128 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
21129 (record_invariant, find_depends, add_candidate_1): Ditto.
21130 (set_group_iv_cost, force_var_cost): Ditto.
21131 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
21132 (get_computation_cost_at, get_computation_cost): Ditto.
21133 (determine_group_iv_cost_generic): Ditto.
21134 (determine_group_iv_cost_address): Ditto.
21135 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
21136 (determine_group_iv_costs): Ditto.
21137 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
21138 (iv_ca_set_remove_invariants): Renamed to ...
21139 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
21140 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
21141 (iv_ca_set_add_invariants): Renamed to ...
21142 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
21143 (iv_ca_set_cp): Use iv_ca_set_add_invs.
21144 (iv_ca_has_deps): Support inv_vars and inv_exprs.
21145 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
21146 (create_new_ivs): Remove useless dump.
21148 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21150 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
21152 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
21153 (iv_ca_set_no_cp, create_new_iv): Ditto.
21155 2017-05-02 Bin Cheng <bin.cheng@arm.com>
21157 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
21159 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
21161 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
21162 function tree_check2.
21164 2017-05-02 Martin Liska <mliska@suse.cz>
21166 * doc/gcov.texi: Add missing preposition.
21167 * gcov.c (function_info::function_info): Properly fill up
21168 all member variables.
21170 2017-05-02 Tamar Christina <tamar.christina@arm.com>
21172 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
21174 2017-05-02 Tamar Christina <tamar.christina@arm.com>
21176 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
21178 2017-05-02 Martin Liska <mliska@suse.cz>
21181 * lto-streamer-in.c (lto_read_tree_1): Remove
21182 LTO_STREAMER_DEBUG.
21183 * lto-streamer.c (struct tree_hash_entry): Likewise.
21184 (struct tree_entry_hasher): Likewise.
21185 (tree_entry_hasher::hash): Likewise.
21186 (tree_entry_hasher::equal): Likewise.
21187 (lto_streamer_init): Likewise.
21188 (lto_orig_address_map): Likewise.
21189 (lto_orig_address_get): Likewise.
21190 (lto_orig_address_remove): Likewise.
21191 * lto-streamer.h: Likewise.
21192 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
21193 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
21195 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
21197 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
21198 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
21199 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
21200 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
21201 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
21202 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
21203 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
21204 (mm_maskz_sub_ss): New intrinsics.
21205 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
21206 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
21207 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
21208 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
21209 (__builtin_ia32_subss_mask_round): New builtins.
21210 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
21211 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
21212 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
21214 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
21215 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
21217 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
21220 2017-05-02 Martin Jambor <mjambor@suse.cz>
21222 PR tree-optimization/78687
21223 * tree-sra.c (access): New field parent.
21224 (process_subtree_disqualification): New function.
21225 (disqualify_candidate): Call it.
21226 (build_accesses_from_assign): Reset write flag if creating an
21228 (build_access_subtree): Fill in parent field and also prpagate
21229 down grp_write flag.
21230 (create_artificial_child_access): New parameter set_grp_write, set
21231 grp_write to its value.
21232 (propagate_subaccesses_across_link): Also propagate grp_write flag
21234 (propagate_all_subaccesses): Push the closest parent back to work
21235 queue if add_access_to_work_queue returned true.
21237 2017-05-02 Richard Biener <rguenther@suse.de>
21239 * common.opt (fstrict-overflow): Alias negative to fwrapv.
21240 * doc/invoke.texi (fstrict-overflow): Remove all traces of
21241 -fstrict-overflow documentation.
21242 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
21243 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
21244 flag_strict_overflow.
21245 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
21246 * lto-opts.c (lto_write_options): Do not stream it.
21247 * lto-wrapper.c (merge_and_complain): Do not handle it.
21248 * opts.c (default_options_table): Do not set -fstrict-overflow.
21249 (finish_options): Likewise do not clear it when sanitizing.
21250 * simplify-rtx.c (simplify_const_relational_operation): Do not
21251 test flag_strict_overflow.
21253 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
21255 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
21256 using enabled attribute.
21257 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
21258 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
21259 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
21260 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
21261 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
21262 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
21263 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
21264 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
21265 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
21266 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
21268 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
21270 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
21272 2017-05-02 Richard Biener <rguenther@suse.de>
21274 PR tree-optimization/80591
21276 2017-04-10 Richard Biener <rguenther@suse.de>
21278 * tree-ssa-structalias.c (find_func_aliases): Properly handle
21281 2017-05-02 Richard Biener <rguenther@suse.de>
21283 PR tree-optimization/80549
21284 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
21285 (cleanup_tree_cfg_noloop): Create forwarders to known loop
21286 headers if they do not have a preheader.
21288 2017-05-02 Martin Liska <mliska@suse.cz>
21291 * common.opt: Fix typo.
21292 * doc/invoke.texi: Likewise.
21294 2017-05-01 Jan Beulich <jbeulich@suse.com>
21296 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
21297 swapping, add (x,x,m,x,n) alternative.
21299 2017-05-01 Nathan Sidwell <nathan@acm.org>
21301 * calls.c (combine_pending_stack_adjustment_and_call): Remove
21302 unnecessary unadjusted_alignment check.
21304 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
21307 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
21309 * gimplify.c (gimplify_cilk_detach): New function.
21310 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
21311 * tree-core.h: Document EXPR_CILK_SPAWN.
21312 * tree.h (EXPR_CILK_SPAWN): Define.
21314 2017-05-01 David Malcolm <dmalcolm@redhat.com>
21316 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
21317 to use new fixit_hint representation, using the "replace" logic.
21318 (get_line_span_for_fixit_hint): Likewise.
21319 (layout::print_any_fixits): Likewise.
21320 (selftest::test_one_liner_many_fixits): Rename to...
21321 (selftest::test_one_liner_many_fixits_1): ...this, and update
21322 comment and expected output to reflect that the multiple fix-it
21323 hints are now consolidated into one insertion.
21324 (selftest::test_one_liner_many_fixits_2): New test.
21325 (selftest::test_diagnostic_show_locus_one_liner): Update for
21327 (selftest::test_fixit_consolidation): Update for fix-it API
21329 * diagnostic.c (print_parseable_fixits): Likewise.
21330 * edit-context.c (edited_line::m_line_events): Convert from
21331 auto_vec <line_event *> to auto_vec <line_event>.
21332 (class line_event): Convert from abstract base class to a concrete
21333 class, taking over the role of replace_event.
21334 (class insert_event): Delete.
21335 (class replace_event): Rename to class line_event. Convert to
21337 (edit_context::add_fixits): Reimplement.
21338 (edit_context::apply_insert): Delete.
21339 (edit_context::apply_replace): Rename to...
21340 (edit_context::apply_fixit): ...this. Convert to half-open range.
21341 (edited_file::apply_insert): Delete.
21342 (edited_file::apply_replace): Rename to...
21343 (edited_file::apply_fixit): ...this.
21344 (edited_line::~edited_line): Drop deletion of events.
21345 (edited_line::apply_insert): Delete.
21346 (edited_line::apply_replace): Rename to...
21347 (edited_line::apply_fixit): ...this. Convert to half-open range.
21348 Update for change to type of m_line_events.
21349 * edit-context.h (edit_context::apply_insert): Delete.
21350 (edit_context::apply_replace): Rename to...
21351 (edit_context::apply_fixit): ...this.
21353 2017-05-01 Martin Sebor <msebor@redhat.com>
21355 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
21358 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
21361 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
21362 __get_cpuid_max returns 0.
21363 (__get_cpuid_count): Ditto.
21365 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
21367 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
21368 replacement expression is another instance of one of its arguments.
21370 2017-05-01 Jakub Jelinek <jakub@redhat.com>
21373 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
21374 check for stack push/pop autoinc.
21375 * config/i386/i386.c (ix86_agi_dependent): Return false
21376 if the only reason why modified_in_p returned true is that
21377 addr is SP based and set_insn is a push or pop.
21379 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
21381 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
21384 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
21387 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
21388 (account_size_time): Use two predicates - exec_pred and
21390 (evaluate_conditions_for_known_args): Compute both clause and
21392 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
21393 (inline_summary_t::duplicate): Update.
21394 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
21396 (compute_inline_parameters): Likewise.
21397 (estimate_edge_size_and_time): Update caluclation of time.
21398 (estimate_node_size_and_time): Compute both time and nonspecialized
21400 (estimate_ipcp_clone_size_and_time): Update.
21401 (inline_merge_summary): Update.
21402 (do_estimate_edge_time): Update.
21403 (do_estimate_edge_size): Update.
21404 (do_estimate_edge_hints): Update.
21405 (inline_read_section, inline_write_summary): Stream both new predicates.
21406 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
21408 (compute_inlined_call_time): Cleanup.
21409 (big_speedup_p): Update.
21410 (edge_badness): Update.
21411 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
21412 (size_time_entry): Replace predicate by exec_predicate and
21413 nonconst_predicate.
21414 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
21415 (estimate_edge_time): Return also nonspec_time.
21416 (reset_edge_growth_cache): Update.
21418 2017-04-29 Jakub Jelinek <jakub@redhat.com>
21420 PR rtl-optimization/80491
21421 * ifcvt.c (noce_process_if_block): When looking for x setter
21422 with missing else_bb, don't check only the insn right before
21423 cond_earliest, but look for the last insn that x is modified in
21424 within the same bb.
21426 PR rtl-optimization/80491
21427 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
21429 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
21431 PR tree-optimization/80487
21432 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
21434 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21436 PR tree-optimization/79697
21437 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
21438 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
21439 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
21441 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
21442 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
21444 2017-04-28 Martin Sebor <msebor@redhat.com>
21446 PR tree-optimization/80523
21447 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
21448 (init_target_to_host_charmap, target_to_host, target_strtol10): New
21450 (maybe_warn, format_directive, parse_directive): Use new functions.
21451 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
21453 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
21455 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
21457 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
21459 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
21460 target_header_dir): Set correctly.
21461 * configure: Regenerated.
21462 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
21463 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
21464 instead of SYSTEM_HEADER_DIR.
21466 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
21468 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
21469 (estimate_local_effects): Likewise.
21470 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
21471 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
21472 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
21473 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
21474 do_estimate_edge_time, estimate_edge_time): Likewise.
21475 * ipa-inline-analysis.c (estimate_node_size_and_time,
21476 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
21477 (estimate_time_after_inlining): Remove.
21479 2017-04-28 Martin Liska <mliska@suse.cz>
21481 * doc/gcov.texi: Enhance documentation of gcov.
21483 2017-04-28 Martin Liska <mliska@suse.cz>
21485 * doc/gcov.texi: Sort options in alphabetic order.
21486 * doc/gcov-dump.texi: Likewise.
21487 * doc/gcov-tool.texi: Likewise.
21488 * gcov.c (print_usage): Likewise.
21489 * gcov-dump.c (print_usage): Likewise.
21490 * gcov-tool.c (print_merge_usage_message): Likewise.
21491 (print_rewrite_usage_message): Likewise.
21492 (print_overlap_usage_message): Likewise.
21494 2017-04-28 Martin Liska <mliska@suse.cz>
21496 PR gcov-profile/53915
21497 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
21499 2017-04-28 Martin Liska <mliska@suse.cz>
21501 PR gcov-profile/79891
21502 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
21503 is marked by compiler as living on a line.
21504 (get_cycles_count): Remove usage of the union.
21505 (output_intermediate_file): Likewise.
21506 (find_source): Fix GNU coding style.
21507 (accumulate_line_counts): Remove old non-all block mode.
21508 (output_lines): Remove usage of the union.
21509 * profile.c (output_location): Include all BBs, even if
21510 belonging to a same line (and file) as a previous BB.
21512 2017-04-28 Martin Liska <mliska@suse.cz>
21514 * gcov.c (process_args): Handle new argument 'w'.
21515 (read_graph_file): Assign ID to BBs.
21516 (output_branch_count): Display BB # if verbose flag is set.
21517 (output_lines): Likewise for arcs.
21518 (print_usage): Add '--verbose' option help.
21519 * doc/gcov.texi: Document --verbose (-w) option.
21521 2017-04-28 Martin Liska <mliska@suse.cz>
21523 * gcov.c (struct block_location_info): New struct.
21524 (process_file): Fill up the new structure.
21525 (read_graph_file): Replace usage of encoding by the newly added
21527 (add_line_counts): Likewise.
21528 (accumulate_line_counts): Remove usage of the union.
21529 (function_info::function_info): New function.
21530 (function_info::~function_info): Likewise.
21531 (process_file): Call delete instead of release_function.
21532 (release_function): Release the function.
21533 (release_structures): Call delete instead of release_function.
21534 (solve_flow_graph): Replace usage of num_blocks.
21535 (find_exception_blocks): Likewise.
21536 (output_lines): Fix GNU coding style.
21538 2017-04-28 Martin Liska <mliska@suse.cz>
21541 * coverage.c (coverage_remove_note_file): New function.
21542 * coverage.h: Declare the function.
21543 * toplev.c (finalize): Clean if an error has been seen.
21545 2017-04-28 Martin Liska <mliska@suse.cz>
21547 PR gcov-profile/80031
21548 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
21549 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
21550 * gcov.c (read_graph_file): Read just number of blocks.
21551 * profile.c (branch_prob): Do not stream 0 flags per a basic
21554 2017-04-28 Martin Liska <mliska@suse.cz>
21556 * gcov-dump.c (tag_*): Add new argument to declarations.
21557 (dump_gcov_file): Likewise.
21558 (tag_blocks): Add and use new argument depth.
21559 (tag_arcs): Likewise.
21560 (tag_lines): Likewise.
21561 (tag_counters): Likewise.
21562 (tag_summary): Likewise.
21563 (dump_working_sets): Use depth to do a proper indentation.
21565 2017-04-28 Jakub Jelinek <jakub@redhat.com>
21568 * cgraph.h (symtab_node::debug_symtab): No longer inline.
21569 * symtab.c (symtab_node::debug_symtab): Move definition here.
21571 2017-04-28 Richard Biener <rguenther@suse.de>
21573 * lto-streamer.h (LTO_major_version): Bump to 7.
21575 2017-04-28 Richard Biener <rguenther@suse.de>
21577 * tree-vrp.c (assert_info): New struct.
21578 (add_assert_info): New helper.
21579 (register_edge_assert_for_2): Refactor to add asserts to a vector
21581 (register_edge_assert_for_1): Likewise.
21582 (register_edge_assert_for): Likewise.
21583 (finish_register_edge_assert_for): New helper actually registering
21584 asserts where live on edge.
21585 (find_conditional_asserts): Adjust.
21586 (find_switch_asserts): Likewise.
21587 (evrp_dom_walker::try_find_new_range): Generalize.
21588 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
21590 2017-04-27 Marek Polacek <polacek@redhat.com>
21593 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
21594 arg10 and arg11 to itype.
21596 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
21598 * doc/extend.texi (Object Size Checking): Improve grammar.
21600 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
21603 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
21604 that the logic for permitting reciprocal estimates matches that
21607 2017-04-27 Jakub Jelinek <jakub@redhat.com>
21610 * tree.c (type_cache_hasher::equal): Only compare
21611 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
21612 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
21613 non-aggregate element types.
21614 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
21615 about the flag on ARRAY_TYPEs in the comment, formatting fix.
21617 2017-04-27 Richard Biener <rguenther@suse.de>
21619 PR middle-end/80533
21620 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
21621 stripping ARRAY_REFs from MEM_EXPR make sure we're not
21622 keeping a reference to a trailing array.
21624 2017-04-27 Richard Biener <rguenther@suse.de>
21626 PR middle-end/80539
21627 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
21628 being in loop-closed SSA form conservatively.
21629 (chrec_fold_multiply_poly_poly): Likewise.
21631 2017-04-27 Tamar Christina <tamar.christina@arm.com>
21633 PR middle-end/79665
21634 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
21635 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
21637 2017-04-27 Jakub Jelinek <jakub@redhat.com>
21640 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
21641 (aarch64_function_arg_alignment): Return unsigned int again, but still
21642 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
21643 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
21644 Don't emit -Wpsabi note.
21645 (aarch64_function_arg_boundary): Likewise.
21646 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
21649 2017-04-26 Nathan Sidwell <nathan@acm.org>
21651 * tree.h (crc32_unsigned_n): Declare.
21652 (crc32_unsigned, crc32_unsigned): Make inline.
21653 * tree.c (crc32_unsigned_bits): Replace with ...
21654 (crc32_unsigned_n): ... this.
21655 (crc32_unsigned, crc32_byte): Remove.
21656 (crc32_string): Remove unnecessary braces.
21658 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
21660 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
21661 * ipa-inline-analysis.c (MAX_TIME): Remove.
21662 (account_size_time): Use sreal for time.
21663 (dump_inline_summary): Update.
21664 (estimate_function_body_sizes): Update.
21665 (estimate_edge_size_and_time): Update.
21666 (estimate_calls_size_and_time): Update.
21667 (estimate_node_size_and_time): Update.
21668 (inline_merge_summary): Update.
21669 (inline_update_overall_summary): Update.
21670 (estimate_time_after_inlining): Update.
21671 (inline_read_section): Update.
21672 (inline_write_summary): Update.
21673 * ipa-inline.c (compute_uninlined_call_time): Update.
21674 (compute_inlined_call_time): Update.
21675 (recursive_inlining): Update.
21676 (inline_small_functions): Update.
21677 (dump_overall_stats): Update.
21678 * ipa-inline.h: Include sreal.h.
21679 (size_time_entry): Turn time to sreal.
21680 (inline_summary): Turn self_time nad time to sreal.
21682 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
21684 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
21686 (sreal::stream_out, sreal::stream_in): New.
21687 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
21689 2017-04-25 Jakub Jelinek <jakub@redhat.com>
21691 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
21694 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
21697 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
21699 (dimode_scalar_chain::compute_convert_gain): Ditto.
21700 (dimode_scalar_chain::make_vector_copies): Ditto.
21701 (dimode_scalar_chain::convert_reg): Ditto.
21702 (dimode_scalar_chain::convert_insn): Ditto.
21703 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
21704 (VI248_AVX512BW_1): New mode iterator.
21705 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
21706 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
21709 2017-04-25 Martin Sebor <msebor@redhat.com>
21711 PR tree-optimization/80497
21712 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
21713 constants are representable in HOST_WIDE_INT.
21714 (parse_directive): Ditto.
21716 2017-04-25 Martin Sebor <msebor@redhat.com>
21719 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
21720 (new_zero_array): Adjust signature.
21721 (dom_info::dom_init): Used unsigned rather that size_t.
21722 (dom_info::dom_info): Same.
21724 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21725 Jakub Jelinek <jakub@redhat.com>
21728 * config/arm/arm.c: Include gimple.h.
21729 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
21730 returns negative, increment ncrn only if it returned positive.
21731 (arm_needs_doubleword_align): Return int instead of bool,
21732 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
21733 members, but if there is any such non-FIELD_DECL
21734 > PARM_BOUNDARY aligned decl, return -1 instead of false.
21735 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
21736 returns negative, increment nregs only if it returned positive.
21737 (arm_setup_incoming_varargs): Likewise.
21738 (arm_function_arg_boundary): Emit -Wpsabi note if
21739 arm_needs_doubleword_align returns negative, return
21740 DOUBLEWORD_ALIGNMENT only if it returned positive.
21742 2017-04-25 Marek Polacek <polacek@redhat.com>
21745 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
21746 first argument to type.
21748 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21751 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
21752 type checks to test for compatibility instead of equality.
21754 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21755 Jakub Jelinek <jakub@redhat.com>
21758 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
21760 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
21761 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
21762 the alignment computation, but return their maximum in warn_alignment.
21763 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
21764 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
21766 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
21767 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
21770 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
21772 * config/arc/simdext.md (dmpyh): Fix typo.
21774 2017-04-25 Richard Biener <rguenther@suse.de>
21776 PR tree-optimization/80492
21777 * alias.c (compare_base_decls): Handle registers with asm
21778 specification conservatively.
21779 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
21780 compare_base_decls returning dont-know properly.
21782 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
21784 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
21785 (legitimate_offset_address_p): New function.
21786 (arc_legitimate_address_p): Use above function.
21788 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
21790 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
21792 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
21794 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
21795 ACCH registers whenever they are available.
21797 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
21799 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
21800 double regs fix when not used.
21802 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
21804 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
21806 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
21807 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
21809 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
21811 * config/arc/arc.c (arc_output_addsi): Check for h-register class
21812 when emitting short ADD instructions.
21814 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
21816 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
21818 (cmpsi_cc_c_insn): Likewise.
21819 (cbranchsi4_scratch): Compute proper instruction length using
21820 compact_hreg_operand.
21821 * config/arc/predicates.md (compact_hreg_operand): New predicate.
21823 2017-04-25 Richard Biener <rguenther@suse.de>
21825 PR middle-end/80509
21826 * passes.c (pass_manager::pass_manager): Initialize
21827 m_name_to_pass_map.
21829 2017-04-25 Richard Biener <rguenther@suse.de>
21831 PR tree-optimization/79201
21832 * tree-ssa-sink.c (statement_sink_location): Handle calls.
21834 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21837 * config/s390/vector.md: Split MEM->GPR vector moves for
21838 non-s_operand addresses.
21840 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21843 * config/s390/predicates.md (reload_const_wide_int_operand): New
21845 * config/s390/s390.md ("movti"): Remove d/P alternative.
21846 ("movti_bigconst"): New pattern definition.
21848 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
21851 * s390-protos.h (s390_expand_cs_hqi): Removed.
21852 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
21853 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
21854 modes as well as CCZ1mode and CCZmode.
21855 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
21856 signature of s390_emit_compare_and_swap.
21857 (s390_expand_cs_hqi): Likewise, make static.
21858 (s390_expand_cs_tdsi): Generate an explicit compare before trying
21859 compare-and-swap, in some cases.
21860 (s390_expand_cs): Wrapper function.
21861 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
21863 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
21864 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
21865 patterns for small and large integers. Forbid symref memory operands.
21866 Move expander to s390.c. Require cc register.
21867 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
21868 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
21869 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
21870 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
21871 symref memory operands. Remove CC mode and call s390_match_ccmode
21873 ("atomic_exchange<mode>"): Allow and implement all integer modes.
21875 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
21877 * config/s390/s390.md (define_peephole2): New peephole to help
21878 combining the load-and-test pattern with volatile memory.
21880 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
21882 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
21883 with CCZmode for TARGET_Z196.
21885 2017-04-25 Jakub Jelinek <jakub@redhat.com>
21887 PR rtl-optimization/80501
21888 * combine.c (make_compound_operation_int): Set subreg_code to SET
21889 even for AND with mask of the sign bit of mode.
21891 PR rtl-optimization/80500
21892 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
21893 sum's initial value.
21895 2017-04-25 Julian Brown <julian@codesourcery.com>
21896 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
21898 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
21900 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
21902 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
21904 2017-04-25 Julian Brown <julian@codesourcery.com>
21905 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
21907 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
21908 (thunderx2t99_sha): New Reservation.
21910 2017-04-25 Julian Brown <julian@codesourcery.com>
21911 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
21913 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
21914 type for 1-element load.
21916 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
21918 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
21920 2017-04-24 Martin Jambor <mjambor@suse.cz>
21922 PR tree-optimization/80293
21923 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
21924 char arrays not totally scalarizable if it is false.
21925 (analyze_all_variable_accesses): Pass correct value in the new
21926 parameter. Add a statistics counter.
21928 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
21930 PR middle-end/79931
21931 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
21933 2017-04-24 Richard Biener <rguenther@suse.de>
21935 PR tree-optimization/80494
21936 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
21937 out for complex types.
21939 2017-04-24 Richard Biener <rguenther@suse.de>
21941 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
21942 * tree-ssa-sccvn.c (print_scc): Print SCC size.
21943 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
21944 (DFS): Adjust and never fail.
21945 (sccvn_dom_walker::fail): Remove.
21946 (sccvn_dom_walker::before_dom_children): Adjust.
21947 (run_scc_vn): Likewise and never fail.
21948 * tree-ssa-pre.c (pass_pre::execute): Adjust.
21949 (pass_fre::execute): Likewise.
21951 2017-04-24 Richard Biener <rguenther@suse.de>
21953 PR tree-optimization/79725
21954 * tree-ssa-sink.c (statement_sink_location): Return whether
21955 failure reason was zero uses. Move that check later.
21956 (sink_code_in_bb): Deal with zero uses by removing the stmt
21959 2017-04-24 Richard Biener <rguenther@suse.de>
21962 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
21963 pointer-based references.
21965 2017-04-24 Richard Biener <rguenther@suse.de>
21968 * pass_manager.h (pass_manager::operator new): Remove.
21969 (pass_manager::operator delete): Likewise.
21970 * passes.c (pass_manager::operator new): Remove.
21971 (pass_manager::operator delete): Likewise.
21972 (pass_manager::pass_manager): Zero individual pass members.
21974 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
21977 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
21978 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
21979 Check "XEXP (src, 1)" operand here.
21980 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
21981 Check "XEXP (src, 1)" operand here.
21982 (dimode_scalar_chain::make_vector_copies): Detect count register
21983 of a shift instruction. Zero extend count register from QImode
21984 to DImode to satisfy vector shift pattern count operand predicate.
21985 Substitute vector shift count operand with a DImode copy.
21986 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
21989 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
21991 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
21992 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
21993 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
21994 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
21995 (UNSPEC_NOREX_MEM): Remove definition.
21997 2017-04-21 Richard Biener <rguenther@suse.de>
21999 PR tree-optimization/79547
22000 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
22001 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
22002 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
22003 without any constraints.
22005 2017-04-21 Richard Biener <rguenther@suse.de>
22007 PR tree-optimization/78847
22008 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
22010 2017-04-21 Richard Biener <rguenther@suse.de>
22012 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
22013 (build_distinct_type_copy): Likewise.
22014 (build_variant_type_copy): Likewise.
22015 * tree.c (build_qualified_type): Pass down mem-stat info.
22016 (build_distinct_type_copy): Likewise.
22017 (build_variant_type_copy): Likewise.
22019 2017-04-21 Richard Biener <rguenther@suse.de>
22021 PR tree-optimization/80237
22022 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
22024 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
22025 for a simplified result.
22027 2016-04-21 Richard Biener <rguenther@suse.de>
22029 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
22030 sth as strict as a simple_iv but a chrec without symbols and an
22031 operand defined in the loop we are peeling (and not some subloop).
22032 (propagate_constants_for_unrolling): Propagate all constants.
22034 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
22037 * config/i386/i386.c (print_reg): Remove assert for disalowed
22038 regno values, call output_operand_lossage instead.
22040 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
22043 * config/i386/constraints.md (Yc): New register constraint.
22044 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
22045 Use Yc constraint for alternative 2 of operand 0. Remove
22046 preferred_for_speed attribute.
22048 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
22050 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
22051 lastprivate clauses in SIMT case.
22053 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
22055 * doc/invoke.texi (-Wextra-semi): Document new warning option.
22057 2017-04-20 Richard Biener <rguenther@suse.de>
22059 PR tree-optimization/57796
22060 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
22061 as N scalar stores.
22062 (vect_model_load_cost): Cost gathers as N scalar loads.
22064 2017-04-20 Richard Biener <rguenther@suse.de>
22066 * ggc-page.c (ggc_allocated_p): Rename to ...
22067 (safe_lookup_page_table_entry): ... this and return the lookup
22069 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
22071 2017-04-20 Richard Biener <rguenther@suse.de>
22073 PR tree-optimization/80453
22074 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
22075 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
22076 from the conditions.
22077 (vn_phi_eq): Pass them down.
22078 (vn_phi_lookup): Record them.
22079 (vn_phi_insert): Likewise.
22081 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
22083 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
22084 uninitialized variable warning to avoid buffer overrun.
22086 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
22089 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
22090 is suppressed for '{ 0 }' in C.
22092 2017-04-20 Jakub Jelinek <jakub@redhat.com>
22094 * BASE-VER: Set to 8.0.0.
22096 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
22098 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
22099 priority .init_array and .fini_array section with SECTION_NOTYPE
22102 2017-04-20 Jakub Jelinek <jakub@redhat.com>
22104 PR middle-end/80423
22105 * tree.h (build_array_type): Add typeless_storage default argument.
22106 * tree.c (type_cache_hasher::equal): Also compare
22107 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
22108 (build_array_type): Add typeless_storage argument, set
22109 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
22111 (build_nonshared_array_type): Adjust build_array_type_1 caller.
22112 (build_array_type): Likewise. Add typeless_storage argument.
22114 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
22115 Jakub Jelinek <jakub@redhat.com>
22117 PR tree-optimization/80426
22118 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
22119 operation on symbolic operands, also compute the overflow for the
22120 invariant part when the operation degenerates into a negation.
22122 2017-04-19 Jakub Jelinek <jakub@redhat.com>
22125 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
22126 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
22129 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
22131 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
22134 * config/avr/avr.c (tree.h): Include it.
22135 (cgraph.h): Include it.
22136 (avr_encode_section_info): Don't warn for uninitialized progmem
22137 variable if it's just an alias.
22139 2017-04-19 Richard Biener <rguenther@suse.de>
22142 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
22143 when needed by AutoPGO.
22145 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
22148 * doc/lto.texi: Remove an extra 'that'.
22150 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
22152 PR rtl-optimization/80429
22153 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
22154 are only used in debug insns.
22156 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
22157 Vladimir Makarov <vmakarov@redhat.com>
22159 * config/sparc/predicates.md (input_operand): Add comment. Return
22160 true for any memory operand when LRA is in progress.
22161 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
22163 2017-04-18 Jeff Law <law@redhat.com>
22166 * mips.md ({return,simple_return}_internal): Do not overwrite
22169 2017-04-18 Jakub Jelinek <jakub@redhat.com>
22171 PR tree-optimization/80443
22172 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
22173 instead of adding 1, subtract -1 and similarly instead of subtracting
22176 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
22178 PR rtl-optimization/80357
22179 * haifa-sched.c (tmp_bitmap): New variable.
22180 (model_recompute): Handle duplicate use records.
22181 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
22182 (free_global_sched_pressure_data): Free it.
22184 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
22187 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
22188 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
22189 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
22190 instead of SYSTEM_HEADER_DIR.
22192 2017-04-18 Jeff Law <law@redhat.com>
22194 PR middle-end/80422
22195 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
22196 predecessors after walking up the insn chain.
22198 2017-04-18 Jakub Jelinek <jakub@redhat.com>
22201 * dwarf2out.c (modified_type_die): Try harder not to emit internal
22202 sizetype type into debug info.
22204 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22207 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
22208 unneeded test for TARGET_UPPER_REGS_SF.
22209 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
22211 2017-04-18 Jakub Jelinek <jakub@redhat.com>
22214 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
22215 instead of gsi_after_labels.
22217 2017-04-18 Jeff Law <law@redhat.com>
22219 * regcprop.c (maybe_mode_change): Avoid creating copies of the
22223 2017-04-13 Jeff Law <law@redhat.com>
22224 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
22225 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
22227 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
22230 * config/avr/avr.c (intl.h): Include it.
22231 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
22233 2017-04-18 Martin Liska <mliska@suse.cz>
22235 PR gcov-profile/78783
22236 * gcov-tool.c (gcov_output_files): Validate that destination
22237 file is either removed by the tool or by a user.
22239 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
22240 Guy Benyei <guybe@mellanox.com>
22242 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
22243 block, and do not negate it, the stored id is already negative.
22245 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
22247 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
22249 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22252 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
22253 masks of options that should be turned off if the VSX vector
22254 options are turned off.
22255 (OTHER_P8_VECTOR_MASKS): Likewise.
22256 (OTHER_VSX_VECTOR_MASKS): Likewise.
22257 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
22258 rs6000_disable_incompatible_switches to validate no type switches
22260 (rs6000_incompatible_switch): New function to disallow turning on
22261 other vector options if -mno-vsx, -mno-power8-vector, or
22262 -mno-power9-vector are specified.
22264 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
22266 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
22268 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
22270 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
22271 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
22272 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
22273 (ARG_POINTER_CFA_OFFSET): Likewise.
22275 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
22277 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
22278 conditions to take advantage of various optimizations.
22280 2017-04-13 Jeff Law <law@redhat.com>
22282 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
22283 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
22284 (zero_extendsidi2_dext): Likewise.
22286 2017-04-13 Jakub Jelinek <jakub@redhat.com>
22289 * fold-const.c (fold_ternary_loc): Revert
22290 use op0 instead of fold_convert_loc (loc, type, arg0) part of
22293 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
22295 PR rtl-optimization/80343
22296 * lra-remat.c (update_scratch_ops): Assign original hard reg to
22297 new scratch pseudo.
22299 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
22302 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
22303 to ubsan_encode_value.
22305 2017-04-13 Jeff Law <law@redhat.com>
22307 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
22308 appearing in DEBUG_INSNs.
22310 2017-04-13 Martin Liska <mliska@suse.cz>
22312 PR gcov-profile/80413
22313 * gcov-io.c (gcov_write_string): Copy to buffer just when
22314 allocated size is greater than zero.
22316 2017-04-13 Jakub Jelinek <jakub@redhat.com>
22319 * dwarf2out.c (decls_for_scope): Ignore declarations of
22320 current_function_decl in BLOCK_NONLOCALIZED_VARS.
22322 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
22325 * ipa-visibility.c (non_local_p): Fix typos.
22326 (localize_node): When localizing symbol in same comdat group,
22327 dissolve the group only when we know external symbols are going
22329 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
22331 2017-04-12 Jakub Jelinek <jakub@redhat.com>
22333 PR tree-optimization/79390
22334 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
22335 order does not result in usable sequence, retry with reversed operand
22341 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
22342 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
22343 op0 instead of fold_convert_loc (loc, type, arg0).
22345 2017-04-12 Jeff Law <law@redhat.com>
22347 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
22348 has a delay slot in the generated code.
22350 * config/cris/cris.md (cris_preferred_reload_class): Return
22351 GENNONACR_REGS rather than GENERAL_REGS.
22353 2017-04-12 Jakub Jelinek <jakub@redhat.com>
22356 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
22357 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
22358 signedness of the result type.
22360 2017-04-12 Richard Biener <rguenther@suse.de>
22361 Jeff Law <law@redhat.com>
22363 PR tree-optimization/80359
22364 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
22365 trim stores to TARGET_MEM_REFs.
22367 2017-04-12 Richard Biener <rguenther@suse.de>
22369 PR tree-optimization/79390
22370 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
22371 threading case even more.
22373 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
22376 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
22377 for quad_address_p for TImode, instead of just not indexed_address.
22379 2017-04-12 Richard Biener <rguenther@suse.de>
22380 Bernd Edlinger <bernd.edlinger@hotmail.de>
22382 PR middle-end/79671
22383 * alias.c (component_uses_parent_alias_set_from): Handle
22384 TYPE_TYPELESS_STORAGE.
22385 (get_alias_set): Likewise.
22386 * tree-core.h (tree_type_common): Add typeless_storage flag.
22387 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
22388 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
22389 for types containing members with TYPE_TYPELESS_STORAGE.
22390 (place_field): Likewise.
22391 (layout_type): Likewise for ARRAY_TYPE.
22392 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
22393 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
22394 TYPE_TYPELESS_STORAGE.
22395 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
22397 2017-04-12 Jakub Jelinek <jakub@redhat.com>
22400 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
22401 first argument to type.
22403 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22407 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
22408 CONST0_RTX (mode) rather than const0_rtx where appropriate.
22409 (rs6000_expand_binop_builtin): Likewise.
22410 (rs6000_expand_ternop_builtin): Likewise; also add missing
22411 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
22412 vshasigma built-ins.
22413 * doc/extend.texi: Document that vec_xxpermdi's third argument
22414 must be a constant.
22416 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
22418 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
22419 Use shift_const cost parameter when calculating gain of STV shifts.
22421 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
22423 PR rtl-optimization/70478
22424 * lra-constraints.c (process_alt_operands): Check memory for
22425 disfavoring memory insn operand.
22427 2017-04-11 Jakub Jelinek <jakub@redhat.com>
22429 PR middle-end/80100
22430 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
22431 left shift in unsigned HOST_WIDE_INT type.
22433 PR rtl-optimization/80385
22434 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
22435 (not (neg X)) into (plus X -1) for complex or non-integral modes.
22438 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
22439 if they have any depend clauses.
22441 2017-04-11 Martin Liska <mliska@suse.cz>
22444 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
22445 * ipa-split.c (split_function): Create a local comdat symbol
22446 if caller is in a comdat group.
22448 2017-04-11 Martin Liska <mliska@suse.cz>
22451 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
22454 2017-04-11 Martin Sebor <msebor@redhat.com>
22456 PR middle-end/80364
22457 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
22458 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
22460 (directive::set_width, directive::set_precision, format_character):
22462 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
22465 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
22468 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
22469 conflict, set target->arch_name instead of target->cpu_name.
22471 2017-04-11 Richard Biener <rguenther@suse.de>
22473 PR tree-optimization/80374
22474 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
22475 build_zero_cst, remove fold_convertible_p check again.
22477 2017-04-11 Martin Liska <mliska@suse.cz>
22480 * ubsan.c (instrument_object_size): Do not instrument register
22483 2017-04-11 Jakub Jelinek <jakub@redhat.com>
22486 * config/i386/i386-builtin-types.def
22487 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
22488 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
22489 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
22490 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
22491 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
22492 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
22493 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
22494 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
22495 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
22496 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
22497 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
22498 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
22499 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
22500 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
22501 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
22502 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
22503 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
22504 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
22505 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
22506 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
22507 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
22508 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
22509 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
22510 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
22511 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
22512 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
22513 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
22514 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
22515 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
22516 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
22517 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
22518 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
22519 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
22520 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
22521 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
22522 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
22523 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
22524 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
22525 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
22526 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
22527 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
22528 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
22529 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
22530 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
22531 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
22532 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
22534 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
22535 flag to second_arg_count, handle 4 argument function type _COUNT
22536 aliases, handle second_arg_count on second argument rather than last.
22538 2017-04-10 Jeff Law <law@redhat.com>
22540 PR tree-optimization/80374
22541 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
22542 record anything if we can not convert integer_zero_node to the
22545 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
22548 * config/rs6000/rs6000.c (rs6000_option_override_internal):
22549 Enhance special handling given to the TARGET_P9_MINMAX option in
22550 relation to certain other options.
22552 2017-04-10 Bin Cheng <bin.cheng@arm.com>
22554 PR tree-optimization/80153
22555 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
22556 remove POINTER_PLUS_EXPR's base part directly, rather than through
22559 2017-04-10 Richard Biener <rguenther@suse.de>
22560 Bin Cheng <bin.cheng@arm.com>
22562 PR tree-optimization/80153
22563 * tree-affine.c (aff_combination_to_tree): Get base pointer from
22564 the first element of pointer type aff_tree. Build result expr in
22566 (add_elt_to_tree): Convert to type unconditionally. Remove other
22567 fold_convert calls.
22568 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
22569 (rewrite_use_nonlinear_expr): Check invariant using iv information.
22571 2017-04-10 Richard Biener <rguenther@suse.de>
22573 * tree-ssa-structalias.c (find_func_aliases): Properly handle
22576 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
22578 PR rtl-optimization/70478
22579 * lra-constraints.c (curr_small_class_check): New.
22580 (update_and_check_small_class_inputs): New.
22581 (process_alt_operands): Update curr_small_class_check. Disfavor
22582 alternative insn memory operands. Check available regs for small
22585 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
22588 * config/mips/mips.opt (-mvirt): Update description.
22589 * doc/invoke.texi (-mvirt): Likewise.
22591 2017-04-10 Richard Biener <rguenther@suse.de>
22593 PR middle-end/80362
22594 * fold-const.c (fold_binary_loc): Look at unstripped ops when
22595 looking for NEGATE_EXPR in -A / -B to A / B folding.
22597 2017-04-10 Martin Liska <mliska@suse.cz>
22599 PR gcov-profile/80224
22600 * gcov.c (print_usage): Fix usage string.
22601 (get_gcov_intermediate_filename): Remove.
22602 (output_gcov_file): Use both for normal and intermediate format.
22603 (generate_results): Do not initialize special file for
22604 intermediate format.
22606 2017-04-10 Richard Biener <rguenther@suse.de>
22608 PR tree-optimization/80304
22609 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
22612 2017-04-10 Nathan Sidwell <nathan@acm.org>
22615 * config/rs6000/rs6000.c (rs6000_vector_type): New.
22616 (rs6000_init_builtins): Use it.
22618 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22620 * config/arm/arm.md (<mrc>): Add mode to SET source.
22621 (<mrrc>): Likewise.
22623 2017-04-10 Richard Biener <rguenther@suse.de>
22625 PR middle-end/80344
22626 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
22628 2017-04-10 Jakub Jelinek <jakub@redhat.com>
22631 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
22632 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
22633 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
22634 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
22635 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
22636 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
22637 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
22638 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
22639 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
22640 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
22641 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
22642 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
22643 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
22644 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
22645 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
22646 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
22647 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
22648 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
22649 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
22650 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
22651 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
22652 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
22653 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
22655 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
22657 PR rtl-optimization/70478
22658 * lra-constraints.c: Reverse the last patch.
22660 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
22662 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
22663 Add comment for WCHAR_T.
22665 2017-04-08 Martin Liska <mliska@suse.cz>
22668 2017-04-07 Martin Liska <mliska@suse.cz>
22671 * ipa-split.c (split_function): Add function part to a same comdat
22674 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
22677 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
22679 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
22681 * rs6000/rs6000.c (vec_load_pendulum): Rename...
22682 (vec_pairing): ...to this.
22683 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
22684 (rs6000_sched_init): Adjust for name change.
22685 (struct rs6000_sched_context): Likewise.
22686 (rs6000_init_sched_context): Likewise.
22687 (rs6000_set_sched_context): Likewise.
22689 2017-04-07 Jakub Jelinek <jakub@redhat.com>
22695 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
22697 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
22698 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
22699 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
22701 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
22703 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
22705 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
22707 PR rtl-optimization/70703
22708 * ira-color.c (update_conflict_hard_regno_costs): Use
22709 int64_t instead of HOST_WIDE_INT.
22711 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
22713 PR rtl-optimization/70478
22714 * lra-constraints.c (process_alt_operands): Disfavor alternative
22715 insn memory operands.
22717 2017-04-07 Jeff Law <law@redhat.com>
22719 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
22720 CALL and NOTE_INSN_CALL_ARG_LOCATION.
22722 2017-04-07 Martin Liska <mliska@suse.cz>
22725 * config/aarch64/aarch64.c (aarch64_process_target_attr):
22726 Show error message instead of an ICE.
22728 2017-04-07 Martin Liska <mliska@suse.cz>
22731 * ipa-split.c (split_function): Add function part to a same comdat
22734 2017-04-07 Richard Biener <rguenther@suse.de>
22736 PR middle-end/80341
22737 * tree.c (get_unwidened): Also handle ! for_type case for
22739 * convert.c (do_narrow): Split out from ...
22740 (convert_to_integer_1): ... here. Do not pass final truncation
22741 type to get_unwidened for TRUNC_DIV_EXPR.
22743 2017-04-07 Richard Biener <rguenther@suse.de>
22745 * tree-affine.c (wide_int_ext_for_comb): Take type rather
22747 (aff_combination_const): Adjust.
22748 (aff_combination_scale): Likewise.
22749 (aff_combination_add_elt): Likewise.
22750 (aff_combination_add_cst): Likewise.
22751 (aff_combination_convert): Likewise.
22752 (add_elt_to_tree): Likewise. Remove unused argument.
22753 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
22755 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
22757 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
22759 * config/arm/arm.c (arm_default_short_enums): Use
22760 ARM_DEFAULT_SHORT_ENUMS.
22761 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
22763 2017-04-06 Jakub Jelinek <jakub@redhat.com>
22766 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
22767 members with redundant out-of-class redeclaration.
22769 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
22772 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
22773 * config/i386/i386.md (*zero_extendsidi2):
22774 Add (?*x,*x) and (?*v,*v) alternatives.
22776 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
22779 * config/i386/i386.c (ix86_expand_builtin)
22780 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
22781 mode from insn data. Convert operands to insn operand mode.
22782 Copy operands that don't satisfy insn predicate to a register.
22784 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
22786 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
22789 2017-04-06 Richard Biener <rguenther@suse.de>
22791 PR tree-optimization/80334
22792 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
22793 preserve alignment of accesses.
22795 2017-04-06 Richard Biener <rguenther@suse.de>
22797 PR tree-optimization/80262
22798 * tree-sra.c (build_ref_for_offset): Preserve address-space
22800 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
22801 Drop useless address-space information on MEM_REF offsets.
22803 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
22805 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
22807 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
22809 PR rtl-optimization/70703
22810 * ira-color.c (update_conflict_hard_regno_costs): Use
22811 HOST_WIDE_INT instead of long.
22813 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
22816 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
22817 not defined for x86_64 target. Add -mmmx target option when __SSE2__
22819 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
22820 for x86_64 target. Handle -m3dnowa option.
22822 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
22824 PR rtl-optimization/70703
22825 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
22826 (update_conflict_hard_regno_costs): Use long instead of unsigned
22827 arithmetic for cost calculation.
22829 2017-04-05 Jakub Jelinek <jakub@redhat.com>
22830 Bernd Edlinger <bernd.edlinger@hotmail.de>
22833 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
22836 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
22839 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
22840 ptr_mode with Pmode throughout.
22841 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
22842 into probe_stack_range and use DImode.
22844 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22847 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
22848 call_eh_return is true.
22850 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22852 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
22853 Initialize last_match_fntype_index.
22855 2017-04-05 Jakub Jelinek <jakub@redhat.com>
22858 * tree-nvr.c: Include internal-fn.h.
22859 (pass_return_slot::execute): Ignore internal calls without
22862 2017-04-04 Jakub Jelinek <jakub@redhat.com>
22863 Richard Biener <rguenther@suse.de>
22866 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
22867 captures used multiple times, except for the last use.
22868 * generic-match-head.c: Include gimplify.h.
22870 2017-04-04 Jakub Jelinek <jakub@redhat.com>
22872 PR tree-optimization/79390
22873 * target.h (struct noce_if_info): Declare.
22874 * targhooks.h (default_noce_conversion_profitable_p): Declare.
22875 * target.def (noce_conversion_profitable_p): New target hook.
22876 * ifcvt.h (struct noce_if_info): New type, moved from ...
22877 * ifcvt.c (struct noce_if_info): ... here.
22878 (noce_conversion_profitable_p): Renamed to ...
22879 (default_noce_conversion_profitable_p): ... this. No longer
22881 (noce_try_store_flag_constants, noce_try_addcc,
22882 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
22883 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
22884 instead of noce_conversion_profitable_p.
22885 * config/i386/i386.c: Include ifcvt.h.
22886 (ix86_option_override_internal): Don't override
22887 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
22888 (ix86_noce_conversion_profitable_p): New function.
22889 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
22890 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
22891 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
22892 * doc/tm.texi: Regenerated.
22894 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22896 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
22899 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
22902 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
22903 instructions for small multiply cores.
22905 2017-04-04 Jeff Law <law@redhat.com>
22907 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
22909 (mips_expand_vec_perm_const): Initialize elements in orig_perm
22910 that are not set by the loop over the elements.
22912 2017-04-04 Jakub Jelinek <jakub@redhat.com>
22915 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
22916 int mode, convert_modes it to mode as unsigned, otherwise use
22917 lowpart_subreg to mode rather than SImode.
22918 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
22919 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
22920 Use DImode instead of SImode for the shift count operand.
22921 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
22924 2017-04-04 Richard Biener <rguenther@suse.de>
22926 PR middle-end/80281
22927 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
22928 arithmetic done for the negate or the plus. Simplify.
22929 (A - (-B) -> A + B): Likewise.
22930 * fold-const.c (split_tree): Make sure to not negate pointers.
22932 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
22934 PR rtl-optimization/60818
22935 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
22936 a compare of comparisons with the thing compared if this results
22937 in a different machine mode.
22939 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
22941 * alias.c (base_alias_check): Fix typo in comment.
22942 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
22943 * cgraphunit.c (symbol_table::compile): Likewise.
22944 * collect2.c (maybe_run_lto_and_relink): Likewise.
22945 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
22946 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
22947 * config/avr/avr.c (avr_map_op_t): Likewise.
22948 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
22949 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
22950 * config/epiphany/epiphany.md (movcc): Likewise.
22951 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
22952 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
22954 * config/mips/mips.c (mips_save_restore_reg): Likewise.
22955 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
22956 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
22957 * config/sh/sh.c (sh_rtx_costs): Likewise.
22958 * fold-const.c (fold_truth_andor): Likewise.
22959 * genautomata.c (collapse_flag): Likewise.
22960 * gengtype.h (struct type::u::s): Likewise.
22961 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
22962 * input.c (FORMAT_AMOUNT): Likewise.
22963 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
22964 (known_aggs_to_agg_replacement_list): Likewise.
22965 * ipa-inline-analysis.c: Likewise.
22966 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
22967 * ipa-polymorphic-call.c
22968 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
22969 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
22970 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
22972 * modulo-sched.c (apply_reg_moves): Likewise.
22973 * omp-expand.c (build_omp_regions_1): Likewise.
22974 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
22975 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
22976 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
22977 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
22978 * value-prof.c: Likewise.
22979 * var-tracking.c (val_reset): Likewise.
22981 2017-04-03 Richard Biener <rguenther@suse.de>
22983 PR tree-optimization/80275
22984 * fold-const.c (split_address_to_core_and_offset): Handle
22987 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
22989 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
22990 descriptors is at least equal to that of functions.
22992 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
22994 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
22996 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
22999 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
23000 (mov<IMOD4:mode>): New expander.
23001 (*mov<IMOD4:mode>_internal): New insn and split pattern.
23003 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
23005 PR rtl-optimization/79405
23006 * fwprop.c (propagations_left): New variable.
23007 (forward_propagate_into): Decrement it.
23008 (fwprop_init): Initialize it.
23009 (fw_prop): If the variable has reached zero, stop propagating.
23010 (fwprop_addr): Ditto.
23012 2017-03-31 Jakub Jelinek <jakub@redhat.com>
23015 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
23016 a FUNCTION_DECL, pass it as decl instead of origin to
23019 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
23021 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
23024 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
23027 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
23028 TARGET_VSX_SMALL_INTEGER.
23030 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23032 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
23033 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
23035 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
23037 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
23038 extraction from odd-numbered MSA register.
23040 2017-03-31 Jakub Jelinek <jakub@redhat.com>
23042 PR middle-end/80173
23043 * expmed.c (store_bit_field_1): Don't attempt to create
23044 a word subreg out of hard registers wider than word if they
23045 have HARD_REGNO_NREGS of 1 for their mode.
23047 PR middle-end/80163
23048 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
23049 conversions to integer types wider than word and pointer.
23052 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
23053 (rtx_equal_for_cselib_p): Pass 0 to it.
23054 * cselib.c (cselib_hasher::equal): Likewise.
23055 (rtx_equal_for_cselib_1): Add depth argument. If depth
23056 is 128, don't look up VALUE locs and punt. Increment
23057 depth in recursive calls when walking VALUE locs.
23059 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
23061 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
23062 (make_gcov_file_name): Use the canonical path name for generating
23064 (read_line): Fix handling of files with ascii null bytes.
23066 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
23068 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
23069 to initialise a vector register instead
23070 of using a const_int.
23072 2017-03-30 Jakub Jelinek <jakub@redhat.com>
23074 PR translation/80189
23075 * gimplify.c (omp_default_clause): Use %qs instead of %s in
23076 diagnostic messages.
23078 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
23081 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
23082 (dfp_diex_<mode>): Update mode of operand 1.
23083 * doc/extend.texi (dxex, dxexq): Document change to return type.
23084 (diex, diexq): Document change to argument type.
23086 2017-03-30 Martin Jambor <mjambor@suse.cz>
23089 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
23090 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
23091 it reflects the signature changes performed at the callee side.
23092 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
23093 to cgraph_build_function_type_skip_args.
23094 (build_function_decl_skip_args): Adjust call to the above function.
23096 2017-03-30 Jakub Jelinek <jakub@redhat.com>
23099 * config/i386/sse.md
23100 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
23101 register as dest whenever it is a MEM not rtx_equal_p to the
23102 corresponding dup operand, and when forcing into reg move the
23103 reg into the memory afterwards.
23104 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
23105 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
23106 for the force_reg mode.
23107 (avx512vl_vextractf128<mode>): Use register as dest either
23108 always when a MEM, or when it is a MEM not rtx_equal_p to the
23109 corresponding dup operand, or even not when it is a CONST_VECTOR
23110 depending on the mode and lo vs. hi.
23111 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
23113 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
23114 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
23115 Likewise. Require that operands[2] is even.
23116 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
23117 Remove extraneous parens. Require that operands[2] is a multiple
23119 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
23120 operands[0] is a MEM if <mask_applied>, the predicates/constraints
23121 disallow memory then.
23123 2017-03-30 Richard Biener <rguenther@suse.de>
23125 PR tree-optimization/77498
23126 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
23127 to non-constants over backedges.
23129 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
23131 PR rtl-optimization/80233
23132 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
23133 as last_combined_insn. Do not test for BARRIER_P separately.
23135 2017-03-29 Andreas Schwab <schwab@suse.de>
23138 * calls.c (prepare_call_address): Convert funexp to Pmode before
23139 copying to temp reg.
23141 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23143 PR tree-optimization/80158
23144 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
23145 Handle possible future case of more than one alternate
23147 (replace_rhs_if_not_dup): Likewise.
23148 (replace_one_candidate): Likewise.
23150 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
23152 PR rtl-optimization/80193
23153 * ira.c (ira): Do not check allocation for LRA.
23155 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
23157 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
23158 (nvptx_output_simt_exit): Declare.
23159 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
23160 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
23161 (init_softstack_frame): Move initialization of crtl->is_leaf to...
23162 (nvptx_declare_function_name): ...here. Emit declaration of local
23163 memory space buffer for omp_simt_enter insn.
23164 (nvptx_output_unisimt_switch): New.
23165 (nvptx_output_softstack_switch): New.
23166 (nvptx_output_simt_enter): New.
23167 (nvptx_output_simt_exit): New.
23168 * config/nvptx/nvptx.h (struct machine_function): New fields
23169 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
23170 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
23171 (UNSPECV_SIMT_EXIT): Ditto.
23172 (omp_simt_enter_insn): New insn.
23173 (omp_simt_enter): New expansion.
23174 (omp_simt_exit): New insn.
23175 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
23177 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
23178 (expand_GOMP_SIMT_ENTER_ALLOC): New.
23179 (expand_GOMP_SIMT_EXIT): New.
23180 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
23181 (GOMP_SIMT_ENTER_ALLOC): Ditto.
23182 (GOMP_SIMT_EXIT): Ditto.
23183 * target-insns.def (omp_simt_enter): New insn.
23184 (omp_simt_exit): Ditto.
23185 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
23187 (lower_rec_simd_input_clauses): Implement SIMT privatization.
23188 (lower_rec_input_clauses): Likewise.
23189 (lower_lastprivate_clauses): Handle SIMT privatization.
23191 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
23192 (ompdevlow_adjust_simt_enter): New.
23193 (find_simtpriv_var_op): New.
23194 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
23195 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
23197 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
23198 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
23199 (copy_decl_for_dup_finish): Ditto.
23201 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
23203 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
23206 * config/i386/i386.c (ix86_option_override_internal): Always
23207 allow -mpreferred-stack-boundary=3 for 64-bit targets.
23209 2017-03-28 Bin Cheng <bin.cheng@arm.com>
23211 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
23213 2017-03-28 Bin Cheng <bin.cheng@arm.com>
23215 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
23216 mark new edge's irreducible flag accordign to it.
23217 (vect_do_peeling): Check loop preheader edge's irreducible flag
23218 and pass it to function slpeel_add_loop_guard.
23220 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
23222 PR tree-optimization/80218
23223 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
23224 Update block frequencies and counts.
23226 2017-03-28 Richard Biener <rguenther@suse.de>
23228 PR tree-optimization/78644
23229 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
23230 of a simplification result we may not use it at all.
23232 2017-03-28 Richard Biener <rguenther@suse.de>
23235 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
23236 without arguments, generate default definition of a SSA name.
23238 2017-03-28 Richard Biener <rguenther@suse.de>
23240 PR middle-end/80222
23241 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
23242 TYPE_REF_CAN_ALIAS_ALL references.
23243 * fold-const.c (fold_indirect_ref_1): Likewise.
23245 2017-03-28 Martin Liska <mliska@suse.cz>
23248 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
23249 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
23251 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
23252 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
23254 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
23255 (EXTRA_SPECS): Define.
23256 (SUBTARGET_EXTRA_SPECS): Likewise.
23257 (SUBTARGET_CPP_SPEC): Likewise.
23258 * config/arc/elf.h (EXTRA_SPECS): Renamed to
23259 SUBTARGET_EXTRA_SPECS.
23260 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
23262 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
23264 * config/arc/simdext.md (vst64_insn): Update pattern.
23265 (vld32wh_insn): Likewise.
23266 (vld32wl_insn): Likewise.
23267 (vld64_insn): Likewise.
23268 (vld32_insn): Likewise.
23270 2017-03-28 Marek Polacek <polacek@redhat.com>
23273 * fold-const.c (fold_comparison): Use protected_set_expr_location
23274 instead of SET_EXPR_LOCATION.
23276 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
23278 * tree.c (add_expr): Avoid name lookup warning.
23280 2017-03-27 Jeff Law <law@redhat.com>
23282 PR tree-optimization/80216
23283 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
23284 function name. Limit recursion depth.
23285 (record_temporary_equivalences): Corresponding changes.
23287 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
23289 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
23292 2017-03-27 Jakub Jelinek <jakub@redhat.com>
23295 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
23297 * cfgcleanup.c (reg_note_cfa_p): New array.
23298 (insns_have_identical_cfa_notes): New function.
23299 (old_insns_match_p): Don't cross-jump in between /f
23300 and non-/f instructions. If both i1 and i2 are frame related,
23301 verify all CFA notes, their order and content.
23303 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
23306 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
23307 HImode and SImode with zero extend to DImode to one insn.
23308 (bswap<mode>2_extenddi): Likewise.
23309 (bswapsi2_extenddi): Likewise.
23310 (bswaphi2_extendsi): Likewise.
23311 (bswaphi2): Combine bswap HImode and SImode into one insn.
23312 Separate memory insns from swapping register.
23313 (bswapsi2): Likewise.
23314 (bswap<mode>2): Likewise.
23315 (bswaphi2_internal): Delete, no longer used.
23316 (bswapsi2_internal): Likewise.
23317 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
23318 store, and gpr<-gpr swap insns.
23319 (bswap<mode>2_store): Likewise.
23320 (bswaphi2_reg): Register only splitter, combine with the splitter.
23321 (bswaphi2 splitter): Likewise.
23322 (bswapsi2_reg): Likewise.
23323 (bswapsi2 splitter): Likewise.
23324 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
23325 the insns into load, store, and register/register insns.
23326 (bswapdi2_ldbrx): Likewise.
23327 (bswapdi2_load): Likewise.
23328 (bswapdi2_store): Likewise.
23329 (bswapdi2_reg): Likewise.
23331 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
23333 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
23334 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
23336 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
23339 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
23341 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
23342 special handling for target option conflicts between dform
23343 options (-mpower9-dform, -mpower9-dform-vector,
23344 -mpower9-dform-scalar) and -mno-direct-move.
23346 2017-03-27 Richard Biener <rguenther@suse.de>
23348 PR tree-optimization/80181
23349 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
23351 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
23353 * config/arc/predicates.md (move_double_src_operand): Replace the
23354 call to move_double_src_operand with a call to address_operand.
23356 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
23358 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
23359 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
23360 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
23362 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
23364 * config/arc/predicates.md (long_immediate_loadstore_operand):
23365 Consider scaled addresses cases.
23367 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
23369 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
23370 restored when in interrupt.
23371 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
23372 doesn't have delay slot.
23374 2017-03-27 Richard Biener <rguenther@suse.de>
23377 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
23378 inlined thunk clones.
23380 2017-03-27 Jakub Jelinek <jakub@redhat.com>
23383 * asan.c (instrument_derefs): Copy over last operand from
23384 original COMPONENT_REF to the new COMPONENT_REF with
23385 DECL_BIT_FIELD_REPRESENTATIVE.
23386 * ubsan.c (instrument_object_size): Likewise.
23388 2017-03-27 Richard Biener <rguenther@suse.de>
23390 PR tree-optimization/80170
23391 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
23392 sure DR/SCEV didnt fold in constants we do not see when looking
23393 at the reference base alignment.
23395 2017-03-27 Richard Biener <rguenther@suse.de>
23397 PR middle-end/80171
23398 * gimple-fold.c (fold_ctor_reference): Properly guard against
23399 NULL return value from canonicalize_constructor_val.
23401 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
23404 * config/i386/i386.c (ix86_expand_builtin)
23405 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
23406 flags reg setting and flags reg using instructions.
23407 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
23408 clobbering instructions to zero extend op2.
23410 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
23412 * doc/install.texi (Configuration) <--with-aix-soname>:
23413 Update link to AIX ld.
23415 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
23417 PR rtl-optimization/80160
23418 PR rtl-optimization/80159
23419 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
23420 reg_alternate_class into account.
23422 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
23425 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
23426 to consider in curr_insn_transform.
23428 2017-03-24 Jakub Jelinek <jakub@redhat.com>
23430 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
23431 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
23432 and emit_mode_inner.
23434 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23436 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
23437 argument to the overloaded builtin variants. Use the new flag to
23438 deprecate certain builtin variants.
23439 * config/s390/s390-builtin-types.def: Add new builtin types.
23440 * config/s390/s390-builtins.h: Support new flags field for
23441 overloaded builtins.
23442 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
23443 (s390_macro_to_expand): Enable vector float data type.
23444 (s390_cpu_cpp_builtins_internal): Indicate support of the new
23445 builtins by incrementing the __VEC__ version number.
23446 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
23448 (s390_resolve_overloaded_builtin): Emit error messages depending
23449 on the builtin flags.
23450 * config/s390/s390.c (s390_expand_builtin): Support additional
23451 flags argument. Change error message to match the messages
23452 emitted in s390-c.c.
23453 * config/s390/s390.md: New UNSPEC_* constants.
23454 (op_type): Add new instruction types.
23455 * config/s390/vecintrin.h: Add new builtins and test data class
23457 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
23458 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
23459 (VEC_INEXACT, VEC_NOINEXACT): New constants.
23460 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
23461 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
23462 ("vec_mergel<mode>"): V_HW -> VEC_HW.
23464 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
23465 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
23466 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
23467 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
23469 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
23470 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
23471 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
23472 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
23474 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
23475 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
23476 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
23477 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
23478 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
23479 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
23480 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
23482 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
23483 ("vec_scatter_element<V_HW_4:mode>_DI")
23484 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
23485 ("vec_fpint<mode>", "vflls")
23486 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
23487 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
23488 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
23489 ("*vec_cmphe<mode>_cc"): ... these.
23491 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
23492 mode constant instead of magic value.
23494 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23496 * config/s390/s390.c (s390_expand_vec_compare): Support other
23497 vector floating point modes than just V2DF.
23498 (s390_expand_vcond): Likewise.
23499 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
23500 (s390_cannot_change_mode_class): Prevent mode changes between TF
23501 and V1TF in vector registers.
23502 * config/s390/s390.md (DF, SF): New mode attributes.
23503 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
23504 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
23505 SFmode support for VRs.
23506 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
23508 (VFT, VF_HW): New mode iterators.
23509 (vw, sdx): New mode attributes.
23510 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
23511 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
23512 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
23513 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
23514 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
23515 also the new vector floating point modes. Renaming to ...
23517 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
23518 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
23519 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
23520 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
23521 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
23522 ("vec_unordered<mode>"): ... these.
23524 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
23525 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
23526 ("*vec_extendv2df"): New insn definitions.
23528 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23530 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
23531 ("mulditi3_2", "*muldi3_sign"): New patterns.
23532 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
23533 rename the pattern definition.
23535 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23537 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
23539 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
23541 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23543 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
23544 instruction if possible.
23545 * config/s390/vector.md (vec_halfnumelts): New mode
23547 ("*vec_vllezlf<mode>"): New pattern.
23549 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23551 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
23552 ("popcountv4si2", "popcountv2di2"): Rename to ...
23553 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
23554 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
23556 ("popcount<mode>2_vxe"): New pattern.
23558 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23560 * common/config/s390/s390-common.c (processor_flags_table): Add
23562 * config.gcc: Add arch12.
23563 * config/s390/driver-native.c (s390_host_detect_local_cpu):
23564 Default to arch12 for unknown CPU model numbers.
23565 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
23566 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
23567 PROCESSOR_max sanity check.
23568 * config/s390/s390-opts.h (enum processor_type): Add
23570 * config/s390/s390.c (processor_table): Add arch12.
23571 (s390_expand_builtin): Add check for B_VXE flag.
23572 (s390_issue_rate): Add PROCESSOR_ARCH12.
23573 (s390_get_sched_attrmask): Likewise.
23574 (s390_get_unit_mask): Likewise.
23575 (s390_sched_score): Enable z13 scheduling for arch12.
23576 (s390_sched_reorder): Likewise.
23577 (s390_sched_variable_issue): Likewise.
23578 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
23580 (s390_tune_attr): Use z13 scheduling also for arch12.
23581 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
23582 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
23583 (TARGET_VXE_P): New macros.
23584 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
23585 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
23586 * config/s390/s390.opt: Add arch12 as processor_type.
23588 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23590 * config/s390/s390.md
23591 ("fixuns_truncdddi2", "fixuns_trunctddi2")
23592 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
23593 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
23595 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
23596 Rename expanders to ...
23598 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
23599 ("fixuns_truncdddi2_emu"): ... these.
23601 ("fixuns_trunc<mode>si2_emu"): New expander.
23603 ("*fixuns_truncdfdi2_z13"): Rename to ...
23604 ("*fixuns_truncdfdi2_vx"): ... this.
23606 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23608 * config/s390/2964.md: Remove the single element vector compare
23609 instructions which are no longer used.
23610 * config/s390/s390.c (s390_select_ccmode): Remove handling of
23612 (s390_canonicalize_comparison): Remove handling of DFmode
23614 (s390_expand_vec_compare_scalar): Remove function.
23615 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
23616 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
23618 ("*cmp<mode>_ccs"): Add wfcdb instruction.
23620 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23622 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
23624 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
23625 will anyway by matched by mov<mode>_64dfp.
23627 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23629 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
23630 vlef/vstef. Add missing operand to vleif.
23632 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23634 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
23635 pair for all vector types with 64 bit elements.
23636 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
23637 * config/s390/vector.md (V_HW_64): ... here.
23638 (V_128_NOSINGLE): New mode iterator.
23639 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
23640 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
23641 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
23642 ("*vec_load_pairv2di"): Change to ...
23643 ("*vec_load_pair<mode>"): ... this one.
23645 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23647 * config/s390/constraints.md: Add comments.
23648 (jKK): Reject element sizes > 8 bytes.
23649 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
23651 * config/s390/s390.md: Add the s_operand checks formerly in
23652 s390_split_ok_p to various splitters where they are still
23654 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
23655 for 128 bit vectors. Plus two splitters.
23657 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23659 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
23662 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23665 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
23666 error if the boundary argument is not constant.
23668 2017-03-24 Jakub Jelinek <jakub@redhat.com>
23670 PR rtl-optimization/80112
23671 * loop-doloop.c (doloop_condition_get): Don't check condition
23672 if cmp isn't SET with IF_THEN_ELSE src.
23674 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23676 PR tree-optimization/80158
23677 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
23678 replacing a candidate statement, also replace it for the
23679 candidate's alternate interpretation.
23680 (replace_rhs_if_not_dup): Likewise.
23681 (replace_one_candidate): Likewise.
23683 2017-03-24 Richard Biener <rguenther@suse.de>
23685 PR tree-optimization/80167
23686 * graphite-isl-ast-to-gimple.c
23687 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
23689 (translate_isl_ast_to_gimple::get_rename): Likewise.
23691 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
23693 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
23694 handling of certain combinations of target options, including the
23695 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
23696 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
23698 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23701 * config/arm/arm.md (*load_multiple): Add reload_completed to
23702 matching condition.
23704 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23705 Richard Biener <rguenth@suse.de>
23707 PR tree-optimization/79908
23708 PR tree-optimization/80136
23709 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
23710 been cast away, gimplify_and_add suffices.
23712 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
23714 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
23716 2017-03-23 Richard Biener <rguenther@suse.de>
23718 PR tree-optimization/80032
23719 * gimplify.c (gimple_push_cleanup): Forced unconditional
23720 cleanups still have to go to the conditional_cleanups
23723 2017-03-22 Jakub Jelinek <jakub@redhat.com>
23725 PR tree-optimization/80072
23726 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
23728 (next_operand_entry_id): Change type to unsigned int.
23729 (sort_by_operand_rank): Make sure to return the right return value
23730 even if unsigned fields are bigger than INT_MAX.
23731 (struct oecount): Change cnt and id type to unsigned int.
23732 (oecount_hasher::equal): Formatting fix.
23733 (oecount_cmp): Make sure to return the right return value
23734 even if unsigned fields are bigger than INT_MAX.
23735 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
23738 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
23739 TREE_READONLY on result if writing it more than once.
23742 * doc/invoke.texi (-fsanitize=thread): Document that with
23743 -fnon-call-exceptions atomics are not able to throw
23747 * tsan.c: Include tree-eh.h.
23748 (instrument_builtin_call): Call maybe_clean_eh_stmt or
23749 maybe_clean_or_replace_eh_stmt where needed.
23750 (instrument_memory_accesses): Add cfg_changed argument.
23751 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
23752 if it returned true.
23753 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
23755 PR rtl-optimization/63191
23756 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
23757 wrapper function, moved the whole old content into ...
23758 (ix86_delegitimize_address_1): ... this. New inline function.
23759 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
23760 true as last argument instead of ix86_delegitimize_address.
23762 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
23764 * config/aarch64/aarch64.c (generic_branch_cost): Copy
23765 cortexa57_branch_cost.
23767 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
23769 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
23771 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23774 * doc/md.texi (Constraints): Document wA constraint.
23775 * config/rs6000/constraints.md (wA): New.
23776 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
23777 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
23778 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
23779 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
23781 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
23784 * gimplify.c (is_oacc_declared): New function.
23785 (oacc_default_clause): Use it to set default flags for acc declared
23786 variables inside parallel regions.
23787 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
23788 declared variables.
23789 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
23790 declare attribute to any decl as necessary.
23792 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
23795 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
23796 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
23797 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
23798 (arm_arch_lpae): This.
23799 * config/arm/arm.c (arm_arch7ve): Rename into ...
23800 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
23801 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
23804 2017-03-22 Martin Liska <mliska@suse.cz>
23807 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
23808 error message instead of an ICE.
23810 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23812 * doc/extend.texi (6.11 Additional Floating Types): Revise.
23814 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
23816 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
23818 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
23821 2017-03-21 Martin Sebor <msebor@redhat.com>
23823 * doc/extend.texi: Use "cannot" instead of "can't."
23824 * doc/hostconfig.texi: Same.
23825 * doc/install.texi: Same.
23826 * doc/invoke.texi: Same.
23827 * doc/loop.texi: Same.
23828 * doc/md.texi: Same.
23829 * doc/objc.texi: Same.
23830 * doc/rtl.texi: Same.
23831 * doc/tm.texi: Same.
23832 * doc/tm.texi.in: Same.
23833 * doc/trouble.texi: Same.
23835 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
23838 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
23839 (collect_checksum_attributes): Set it.
23840 (die_checksum_ordered): Use it.
23842 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23844 PR tree-optimization/79908
23845 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
23846 change: For a VA_ARG whose LHS has been cast away, use
23847 force_gimple_operand to construct the side effects.
23849 2017-03-21 David Malcolm <dmalcolm@redhat.com>
23851 PR translation/80001
23852 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
23853 more amenable to translation.
23854 (oacc_loop_auto_partitions): Likewise.
23856 2017-03-21 Marek Polacek <polacek@redhat.com>
23857 Martin Sebor <msebor@redhat.com>
23859 PR tree-optimization/80109
23860 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
23861 on INTEGRAL_TYPE_P.
23863 2017-03-21 Jakub Jelinek <jakub@redhat.com>
23864 Segher Boessenkool <segher@kernel.crashing.org>
23867 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
23868 check reg_used_between_p between insn and one of succ or succ2
23869 depending on if succ is artificial insn not inserted into insn
23872 2017-03-21 Martin Liska <mliska@suse.cz>
23874 PR gcov-profile/80081
23875 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
23876 * doc/gcc.texi: Include gcov-dump stuff.
23877 * doc/gcov-dump.texi: New file.
23879 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
23881 PR rtl-optimization/79150
23882 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
23883 conditional jump, if the jump is the last insn of the loop.
23885 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23886 Richard Biener <rguenth@suse.de>
23888 PR tree-optimization/79908
23889 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
23890 been cast away, use force_gimple_operand to construct the side
23893 2017-03-21 Martin Liska <mliska@suse.cz>
23895 PR libfortran/79956
23896 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
23899 2017-03-21 Brad Spengler <spender@grsecurity.net>
23902 * plugin.c (htab_hash_plugin): New function.
23903 (add_new_plugin): Use it and adjust.
23904 (parse_plugin_arg_opt): Adjust.
23905 (init_one_plugin): Likewise.
23907 2017-03-21 Richard Biener <rguenther@suse.de>
23909 PR tree-optimization/80032
23910 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
23911 if set force the cleanup to happen unconditionally.
23912 (gimplify_target_expr): Push inserted clobbers with force_uncond
23913 to avoid them being removed by control-dependent DCE.
23915 2017-03-21 Richard Biener <rguenther@suse.de>
23917 PR tree-optimization/80122
23918 * tree-inline.c (copy_bb): Do not expans va-arg packs or
23919 va_arg_pack_len when the inlined call stmt requires pack
23921 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
23923 2017-03-21 Jakub Jelinek <jakub@redhat.com>
23926 * tsan.c (instrument_builtin_call): If the memory model argument
23927 is not a constant, assume it is valid.
23930 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
23933 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
23935 PR rtl-optimization/79910
23936 * combine.c (can_combine_p): Do not allow combining an I0 or I1
23937 if its dest is used by an insn before I2 (other than the combined
23938 insns themselves, which are properly handled already).
23940 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
23943 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
23945 * combine.c (record_used_regs): New static function.
23946 (try_combine): Handle situations where there is an additional
23947 instruction between I2 and I3 which needs to have a LOG_LINK
23951 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
23953 * combine.c (try_combine): Delete redundant i1 test. Call
23954 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
23956 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23959 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
23960 alternatives 13/14.
23962 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23964 PR tree-optimization/80054
23965 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
23966 the optimization if a PHI or any of its arguments is not dominated
23967 by the candidate's basis. Use gphi* rather than gimple* as
23969 (replace_profitable_candidates): Clean up a gimple* variable that
23970 should be a gphi* variable.
23972 2017-03-20 Martin Sebor <msebor@redhat.com>
23975 * doc/extend.texi (attribute constructor): Document present limitation.
23977 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
23980 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
23981 __POWER9_VECTOR__ #ifdef control, change template definition to
23982 use Power9-specific built-in function.
23983 (vec_any_eq): Likewise.
23984 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
23985 to control outcomes from this test.
23986 (vector_ae_<mode>p): For VEC_F modes, likewise.
23988 2017-03-20 Ian Lance Taylor <iant@google.com>
23990 * config/i386/i386.c (ix86_function_regparm): Save an extra
23991 register for -fsplit-stack with DECL_STATIC_CHAIN.
23993 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
23996 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
23997 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
23999 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
24001 * config/riscv/riscv.c (riscv_print_operand): Use "fence
24003 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
24006 2017-03-20 Marek Polacek <polacek@redhat.com>
24009 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
24011 2017-03-20 Richard Biener <rguenther@suse.de>
24013 PR tree-optimization/80113
24014 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
24015 allocate extra SSA name for PHI def.
24016 (add_close_phis_to_outer_loops): Likewise.
24017 (add_close_phis_to_merge_points): Likewise.
24018 (copy_loop_close_phi_args): Likewise.
24019 (copy_cond_phi_nodes): Likewise.
24021 2017-03-20 Martin Liska <mliska@suse.cz>
24023 PR middle-end/79753
24024 * tree-chkp.c (chkp_build_returned_bound): Do not build
24025 returned bounds for a LHS that's not a BOUNDED_P type.
24027 2017-03-20 Martin Liska <mliska@suse.cz>
24031 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
24032 COMPLEX_CST and VECTOR_CST.
24034 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24037 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
24038 target operand. A new splitter adds the clobber statement in case
24039 the target operand is dead anyway.
24041 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
24043 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
24044 to age-old versions of binutils and glibc.
24046 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
24048 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
24050 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
24052 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
24054 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
24056 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
24057 requirement for binutils 2.13.
24059 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
24061 * combine.c (try_combine): Delete redundant i1 test. Call
24062 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
24064 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
24066 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
24067 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
24069 <riscv64-*-elf>: Re-arrange section
24070 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
24071 <riscv32-*-linux>: Likewise.
24072 <riscv64-*-elf>: Likewise
24073 <riscv64-*-linux>: Likewise.
24075 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
24078 * aarch64.opt(verbose-cost-dump): Fix typo.
24080 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
24083 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
24084 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
24086 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
24088 * reload.c (find_reloads): When reloading a nonoffsettable address,
24089 use RELOAD_OTHER for it and its address reloads.
24091 PR rtl-optimization/79910
24092 * combine.c (record_used_regs): New static function.
24093 (try_combine): Handle situations where there is an additional
24094 instruction between I2 and I3 which needs to have a LOG_LINK
24097 2017-03-17 Jeff Law <law@redhat.com>
24099 PR tree-optimization/71437
24100 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
24101 conditional in the hash table first.
24102 (vrp_dom_walker::before_dom_children): Extract condition from
24103 ASSERT_EXPR. Record condition, its inverion and any implied
24104 conditions as well.
24106 2017-03-17 Marek Polacek <polacek@redhat.com>
24107 Markus Trippelsdorf <markus@trippelsdorf.de>
24109 PR tree-optimization/80079
24110 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
24113 2017-03-17 Richard Biener <rguenther@suse.de>
24115 PR middle-end/80075
24116 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
24117 Properly verify the LHS before the RHS possibly claims to be
24119 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
24122 2017-03-17 Martin Jambor <mjambor@suse.cz>
24124 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
24125 (List of -O2 options): Likewise.
24126 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
24129 2017-03-17 Tom de Vries <tom@codesourcery.com>
24131 * gcov-dump.c (print_usage): Print bug_report_url.
24133 2017-03-17 Richard Biener <rguenther@suse.de>
24135 PR middle-end/80050
24136 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
24137 (parser::peek): Likewise.
24139 2017-03-17 Richard Biener <rguenther@suse.de>
24141 PR tree-optimization/80048
24142 * sese.c (free_sese_info): Properly release rename_map and
24143 copied_bb_map elements.
24145 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
24147 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
24148 Add linked-list forward and backlinks. Insert on
24149 construction, remove on destruction.
24150 (class pass_store_merging): Add m_stores_head field.
24151 (pass_store_merging::terminate_and_process_all_chains):
24152 Iterate over m_stores_head list.
24153 (pass_store_merging::terminate_all_aliasing_chains):
24155 (pass_store_merging::execute): Check for debug stmts first.
24156 Push new chains onto the m_stores_head stack.
24158 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
24161 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
24162 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
24163 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
24165 2017-03-16 Jeff Law <law@redhat.com>
24167 PR tree-optimization/71437
24168 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
24169 member function. Implementation moved into after_dom_children
24170 member function and into the threader's thread_outgoing_edges
24172 (dom_opt_dom_walker::after_dom_children): Simplify by moving
24173 some code into new thread_outgoing_edges.
24174 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
24175 definition. Simplify marker handling (do it here). Assume we always
24176 have the available expression and the const/copies tables.
24177 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
24179 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
24180 * tree-vrp.c (equiv_stack): No longer file scoped.
24181 (vrp_dom_walker): New class.
24182 (vrp_dom_walker::before_dom_children): New member function.
24183 (vrp_dom_walker::after_dom_children): Likewise.
24184 (identify_jump_threads): Setup domwalker. Use it rather than
24185 walking edges in a random order by hand. Simplify setup/finalization.
24186 (finalize_jump_threads): Remove.
24187 (vrp_finalize): Do not call identify_jump_threads here.
24188 (execute_vrp): Do it here instead and call thread_through_all_blocks
24191 PR tree-optimization/71437
24192 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
24194 (simplify_stmt_for_jump_threading): Add basic_block argument. All
24196 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
24197 (dom_opt_dom_walker::thread_across_edge): Remove
24198 handle_dominating_asserts argument. All callers changed.
24199 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
24200 changes. Remove calls to lhs_of_dominating_assert. Other
24201 uses of handle_dominating_asserts turn into unconditional code
24202 (simplify_control_stmt_condition_1): Likewise.
24203 (simplify_control_stmt_condition): Likewise.
24204 (thread_through_normal_block, thread_across_edge): Likewise.
24205 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
24206 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
24207 object if it is not an SSA_NAME.
24208 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
24209 before calling into the VRP specific simplifiers.
24210 (identify_jump_threads): Remove handle_dominating_asserts
24213 2017-03-16 Jakub Jelinek <jakub@redhat.com>
24216 * tree-diagnostic.c (default_tree_printer): No longer static.
24217 * tree-diagnostic.h (default_tree_printer): New prototype.
24219 2017-03-16 Tamar Christina <tamar.christina@arm.com>
24221 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
24222 Change ins into fmov.
24224 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24226 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
24227 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
24228 Use h_con constraint for operand 1.
24229 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
24230 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
24232 2017-03-15 Jeff Law <law@redhat.com>
24234 PR tree-optimization/71437
24235 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
24236 (record_temporary_equivalences): Use it.
24238 PR tree-optimization/71437
24239 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
24240 tree-ssa-scopedtables.
24241 (lookup_avail_expr, build_and_record_new_cond): Likewise.
24242 (record_conditions, record_cond, vuse_eq): Likewise.
24243 (record_edge_info): Adjust to API tweak of record_conditions.
24244 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
24245 (record_temporary_equivalences, optimize_stmt): Likewise.
24246 (eliminate_redundant_computations): Likewise.
24247 (record_equivalences_from_stmt): Likewise.
24248 * tree-ssa-scopedtables.c: Include options.h and params.h.
24249 (vuse_eq): New function, moved from tree-ssa-dom.c
24250 (build_and_record_new_cond): Likewise.
24251 (record_conditions): Likewise. Accept vector of conditions rather
24252 than edge_equivalence structure for first argument.
24253 for the first argument.
24254 (avail_exprs_stack::lookup_avail_expr): New member function, moved
24255 from tree-ssa-dom.c.
24256 (avail_exprs_stack::record_cond): Likewise.
24257 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
24258 from tree-ssa-dom.c.
24259 (avail_exprs_stack): Add new member functions lookup_avail_expr
24261 (record_conditions): Declare.
24263 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
24266 * lra-constraints.c (process_alt_operands): Increase reject for
24267 reloading an input/output operand.
24269 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
24272 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
24273 insns to convert from signed/unsigned char/short to IEEE 128-bit
24275 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
24277 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
24280 * config/i386/i386.c (ix86_vector_duplicate_value): Create
24281 subreg of inner mode for values already in registers.
24283 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
24285 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
24286 iteration reg is used after the loop.
24288 2017-03-14 Martin Sebor <msebor@redhat.com>
24290 PR tree-optimization/79800
24291 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
24292 precision in negative-positive range.
24293 (format_floating): Call non-const overload with adjusted precision.
24295 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24298 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
24301 2017-03-14 Martin Sebor <msebor@redhat.com>
24303 PR middle-end/80020
24304 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
24305 * builtins.def (aligned_alloc): Use it.
24308 * Makefile.in (GTFILES): Add calls.c.
24309 * calls.c: Include "gt-calls.h".
24311 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
24313 PR rtl-optimization/79728
24314 * regs.h (struct target_regs): New field
24315 x_contains_allocatable_regs_of_mode.
24316 (contains_allocatable_regs_of_mode): New macro.
24317 * reginfo.c (init_reg_sets_1): Initialize it, and change
24318 contains_reg_of_mode so it includes global regs as well.
24319 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
24320 rather than contains_regs_of_mode.
24322 2017-03-14 Martin Liska <mliska@suse.cz>
24324 * doc/invoke.texi: Document options that can't be combined with
24325 -fcheck-pointer-bounds.
24327 2017-03-14 Martin Liska <mliska@suse.cz>
24329 PR middle-end/79831
24330 * doc/invoke.texi (-Wchkp): Document the option.
24332 2017-03-14 Martin Liska <mliska@suse.cz>
24334 * Makefile.in: Install gcov-dump.
24336 2017-03-14 Martin Liska <mliska@suse.cz>
24338 * multiple_target.c (expand_target_clones): Bail out for
24339 an invalid attribute.
24341 2017-03-14 Richard Biener <rguenther@suse.de>
24343 * alias.c (struct alias_set_entry): Pack properly.
24344 * cfgloop.h (struct loop): Likewise.
24345 * cse.c (struct set): Likewise.
24346 * ipa-utils.c (struct searchc_env): Likewise.
24347 * loop-invariant.c (struct invariant): Likewise.
24348 * lra-remat.c (struct cand): Likewise.
24349 * recog.c (struct change_t): Likewise.
24350 * rtl.h (struct address_info): Likewise.
24351 * symbol-summary.h (function_summary): Likewise.
24352 * tree-loop-distribution.c (struct partition): Likewise.
24353 * tree-object-size.c (struct object_size_info): Likewise.
24354 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
24355 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
24356 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
24357 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
24358 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
24359 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
24360 (struct _stmt_vec_info): Likewise.
24362 2017-03-14 Martin Liska <mliska@suse.cz>
24365 * multiple_target.c (create_dispatcher_calls): Check that
24366 a target can create a function dispatcher.
24368 2017-03-14 Martin Liska <mliska@suse.cz>
24371 * multiple_target.c (expand_target_clones): Drop local.local
24372 flag for default implementation.
24374 2017-03-14 Richard Biener <rguenther@suse.de>
24376 PR tree-optimization/80030
24377 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
24379 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
24381 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
24382 gcc_fallthrough() instead of __attribute__((fallthrough));
24384 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
24386 * doc/gcc.texi: Remove "up" link to (DIR).
24387 * doc/gccint.texi: Ditto.
24389 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
24391 * doc/install.texi (Specific) <avr>: Remove reference to
24394 2017-03-13 Jeff Law <law@redhat.com>
24396 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
24397 attribute rather than comments.
24399 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
24400 match_scratch operand is highest.
24402 2017-03-13 Martin Liska <mliska@suse.cz>
24404 PR middle-end/78339
24405 * ipa-pure-const.c (warn_function_noreturn): If the declarations
24406 is a CHKP clone, use original declaration.
24408 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
24410 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
24411 (arc_conditional_register_usage): Use a different allocation order
24412 when optimizing for size.
24413 * common/config/arc/arc-common.c (arc_option_optimization_table):
24414 Section anchors default on when optimizing for size.
24416 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
24418 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
24420 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
24422 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
24423 * config/arc/arc.md (cpu_facility): Add cd variant.
24424 (*movqi_insn): Add code density variant.
24425 (*movhi_insn): Likewise.
24426 (*movqi_insn): Likewise.
24427 (*addsi3_mixed): Likewise.
24428 (subsi3_insn): Likewise.
24430 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
24432 * config/arc/arc.md (movsi_cond_exec): Update constraint.
24434 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
24436 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
24437 expressions with MINUS and UNARY ops.
24439 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24442 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
24444 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
24445 between vec_select and vector argument.
24446 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
24447 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
24448 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
24449 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
24450 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
24451 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
24453 2017-03-13 Richard Biener <rguenther@suse.de>
24456 * params.def (vect-max-peeling-for-alignment): Fix typo.
24458 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
24460 * doc/install.texi (Specific) <mips-*-*>: Remove description of
24461 issue that only occurred with binutils below 2.18.
24463 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
24465 * doc/install.texi (Specific) <cris-axis-elf>: No longer
24466 refer to binutils 2.11/2.12 minimum.
24468 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
24470 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
24471 ftp.kernel.org and simplify binutils requirement.
24473 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
24475 * doc/invoke.texi (Warning Options): Fix spelling of link-time
24477 (Optimize Options): Ditto. Also remove redundancy.
24479 2017-03-10 David Malcolm <dmalcolm@redhat.com>
24481 PR translation/79848
24482 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
24484 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
24485 to G_ to avoid double translation.
24487 2017-03-10 David Malcolm <dmalcolm@redhat.com>
24489 PR translation/79923
24490 * auto-profile.c (get_combined_location): Convert leading
24491 character of diagnostics to lower case and remove trailing period.
24492 (read_profile): Likewise for various diagnostics.
24493 * config/arm/arm.c (arm_option_override): Remove trailing period
24494 from various diagnostics.
24495 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
24496 (msp430_expand_delay_cycles): Likewise.
24498 2017-03-10 David Malcolm <dmalcolm@redhat.com>
24501 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
24502 full command-line argument, rather than just "str".
24503 (aarch64_validate_march): Likewise.
24504 (aarch64_validate_mtune): Likewise.
24506 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
24508 PR rtl-optimization/78911
24509 * lra-assigns.c (must_not_spill_p): New function.
24510 (spill_for): Use it.
24512 2017-03-10 Jakub Jelinek <jakub@redhat.com>
24514 PR tree-optimization/79981
24515 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
24516 ATOMIC_COMPARE_EXCHANGE ifn result.
24517 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
24518 IFN_ATOMIC_COMPARE_EXCHANGE.
24520 2017-03-10 David Malcolm <dmalcolm@redhat.com>
24523 * opts.c (parse_sanitizer_options): Add missing question mark to
24524 "did you mean" message.
24526 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24528 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
24530 (VMULEUH_UNS): Likewise.
24531 (VMULOUB_UNS): Likewise.
24532 (VMULOUH_UNS): Likewise.
24533 * config/rs6000/rs6000.c (builtin_function_type): Remove
24534 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
24536 2017-03-10 David Malcolm <dmalcolm@redhat.com>
24539 * read-rtl-function.c (function_reader::read_rtx_operand): Update
24540 x with result of extra_parsing_for_operand_code_0.
24541 (function_reader::extra_parsing_for_operand_code_0): Convert
24542 return type from void to rtx, returning x. When reading
24543 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
24544 larger size containing struct block_symbol.
24546 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
24548 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
24549 -mfloat128-hardware without -m64.
24551 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
24554 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
24555 entries to the case statement that marks unsigned arguments to
24556 overloaded functions.
24558 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
24560 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
24561 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
24563 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
24566 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
24567 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
24569 2017-03-10 Martin Liska <mliska@suse.cz>
24573 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
24574 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
24577 2017-03-10 Olivier Hainque <hainque@adacore.com>
24579 * tree-switch-conversion (array_value_type): Start by resetting
24580 candidate type to it's main variant.
24582 2017-03-10 Jakub Jelinek <jakub@redhat.com>
24584 PR rtl-optimization/79909
24585 * combine.c (try_combine): Use simplify_replace_rtx on individual
24586 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
24587 of the whole CALL_INSN_FUNCTION_USAGE.
24589 PR tree-optimization/79972
24590 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
24591 get_range_info on SSA_NAMEs. Formatting fixes.
24593 2017-03-10 Richard Biener <rguenther@suse.de>
24594 Jakub Jelinek <jakub@redhat.com>
24596 PR tree-optimization/77975
24597 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
24598 edge to be constant.
24599 (get_val_for): For constant x return it. Formatting fix.
24600 (loop_niter_by_eval): Avoid pointless looping if the next iteration
24601 would use the same bases as the current one.
24603 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24605 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
24606 instead of vec_select for V1TImode.
24607 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
24609 (VSX_LE_128): Add V1TI to this mode iterator.
24610 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
24611 (*vsx_le_perm_store_<mode>): Likewise.
24612 (pre-reload splitter for VSX stores): Likewise.
24613 (post-reload splitter for VSX stores): Likewise.
24614 (*vsx_xxpermdi2_le_<mode>): Likewise.
24615 (*vsx_lxvd2x2_le_<mode>): Likewise.
24616 (*vsx_stxvd2x2_le_<mode>): Likewise.
24618 2017-03-09 Michael Eager <eager@eagercon.com>
24620 Correct failures with --enable-checking=yes,rtl.
24622 * config/microblaze/microblaze.c (microblaze_expand_shift):
24623 Replace GET_CODE test with CONST_INT_P and INTVAL test with
24624 test for const0_rtx.
24625 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
24626 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
24628 2017-03-09 Richard Biener <rguenther@suse.de>
24630 PR tree-optimization/79977
24631 * graphite-scop-detection.c (scop_detection::merge_sese):
24632 Handle the case of extra exits to blocks dominating the entry.
24634 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
24636 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
24639 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
24641 PR rtl-optimization/79949
24642 * lra-constraints.c (process_alt_operands): Check memory when
24643 trying to predict a cycle. Print about the overall increase.
24645 2017-03-09 Richard Biener <rguenther@suse.de>
24647 PR middle-end/79971
24648 * gimple-expr.c (useless_type_conversion_p): Preserve
24649 TYPE_SATURATING for fixed-point types.
24651 2017-03-09 Richard Biener <rguenther@suse.de>
24654 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
24655 alignment of BLKmode params.
24657 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24660 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
24661 (VALL_NO_V2Q): Likewise.
24663 * config/aarch64/aarch64-simd.md
24664 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
24666 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
24667 VALL_NO_V2Q mode iterator.
24668 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
24670 2017-03-09 Martin Liska <mliska@suse.cz>
24672 PR tree-optimization/79631
24673 * tree-chkp-opt.c (chkp_is_constant_addr): Call
24674 tree_int_cst_sign_bit just for INTEGER constants.
24676 2017-03-09 Martin Liska <mliska@suse.cz>
24680 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
24683 2017-03-09 Marek Polacek <polacek@redhat.com>
24686 * tree.c (inchash::add_expr): Handle TREE_VEC.
24688 2017-03-09 Martin Liska <mliska@suse.cz>
24691 (chkp_narrow_size_and_offset): New function.
24692 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
24693 (void chkp_parse_bit_field_ref): New function.
24694 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
24695 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
24697 2017-03-09 Martin Liska <mliska@suse.cz>
24700 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
24701 (chkp_find_bounds_1): Remove gcc_unreachable.
24703 2017-03-09 Jakub Jelinek <jakub@redhat.com>
24706 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
24707 BUILT_IN_SYNC*, determine the access type from the size suffix and
24708 always build a MEM_REF with that type. Handle forgotten
24709 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
24712 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
24713 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
24714 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
24715 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
24716 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
24717 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
24718 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
24719 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
24720 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
24721 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
24722 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
24723 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
24724 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
24725 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
24726 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
24727 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
24728 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
24729 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
24730 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
24731 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
24732 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
24733 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
24734 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
24735 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
24736 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
24737 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
24738 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
24739 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
24740 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
24741 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
24742 definitions outside of __OPTIMIZE__ guarded section.
24745 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
24746 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
24747 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
24748 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
24751 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24753 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
24754 ("vfenez<mode>"): Add missing constraints.
24756 2017-03-08 Martin Sebor <msebor@redhat.com>
24759 * config/nds32/nds32.c (nds32_option_override):
24760 Fix misspelled diagnostic.
24762 2017-03-08 Jakub Jelinek <jakub@redhat.com>
24765 * gimplify.c (gimplify_omp_for): Replace index var in outer
24766 taskloop statement with an artificial variable and add
24767 OMP_CLAUSE_PRIVATE clause for it.
24769 2017-03-08 Richard Biener <rguenther@suse.de>
24771 PR tree-optimization/79955
24772 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
24773 for accesses that are completely outside of the variable.
24775 2017-03-08 Andrew Haley <aph@redhat.com>
24777 PR tree-optimization/79943
24778 * tree-ssa-loop-split.c (compute_new_first_bound): When
24779 calculating the new upper bound, (END-BEG) should be added, not
24782 2017-03-08 Jakub Jelinek <jakub@redhat.com>
24784 * config/avr/avr.md (setmemhi): Make sure match_dup
24785 operand number comes before match_scratch.
24787 2017-03-08 Richard Biener <rguenther@suse.de>
24789 PR tree-optimization/79920
24790 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
24791 with ncopies == 1 to ...
24792 (vect_transform_slp_perm_load): ... here. Properly compute
24793 all element loads by iterating VF times over the group. Do
24794 not handle ncopies (computed in a broken way) in
24795 vect_create_mask_and_perm.
24797 2017-03-08 Jakub Jelinek <jakub@redhat.com>
24800 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
24801 is a uniform vector, use uniform_vector_p return value instead of
24802 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
24804 2017-03-07 Marek Polacek <polacek@redhat.com>
24806 PR middle-end/79809
24807 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
24808 (alloca_call_type): Likewise.
24810 2017-03-07 Martin Liska <mliska@suse.cz>
24812 * gcov.c (process_args): Put comment to correct location.
24814 2017-03-07 Martin Liska <mliska@suse.cz>
24816 PR middle-end/68270
24817 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
24818 Use array_at_struct_end_p instead of DECL_CHAIN (field).
24819 (chkp_narrow_bounds_for_field): Likewise.
24820 (chkp_parse_array_and_component_ref): Pass one more argument to
24823 2017-03-07 Richard Biener <rguenther@suse.de>
24825 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
24828 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
24830 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
24831 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
24833 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24836 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
24837 to end of description.
24838 (PARAM_MAX_STORES_TO_MERGE): Likewise.
24840 2017-03-07 Jakub Jelinek <jakub@redhat.com>
24842 PR rtl-optimization/79901
24843 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
24845 (*avx512f_<code><mode>3<mask_name>): ... this.
24846 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
24847 iterator instead of VI8_AVX2_AVX512BW.
24849 PR rtl-optimization/79901
24850 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
24851 min/max expander, expand it using expand_vec_cond_expr.
24854 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
24857 2017-03-06 Jakub Jelinek <jakub@redhat.com>
24860 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
24861 to void * for PCH reasons.
24862 * dwarf2out.c (output_loc_operands, output_die): Cast
24863 v.val_vec.array to unsigned char *.
24865 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
24868 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
24871 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
24873 PR rtl-optimization/79571
24874 * lra-constraints.c (process_alt_operands): Calculate static
24875 reject and subtract it from overall when only addresses will be
24878 2017-03-06 Julia Koval <julia.koval@intel.com>
24881 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
24882 incoming stack boundary to 128 for 64-bit targets.
24884 2017-03-06 Richard Biener <rguenther@suse.de>
24886 PR tree-optimization/79894
24887 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
24888 to NULL after folding it.
24890 2017-03-06 Richard Biener <rguenther@suse.de>
24892 PR tree-optimization/79824
24893 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
24894 check disabling peeling for gaps.
24896 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
24898 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
24899 attributes): Document gettimeofday.
24901 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
24903 * config/s390/s390.c (s390_option_override_internal): Set
24904 PARAM_MIN_VECT_LOOP_BOUND
24906 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
24908 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
24909 * config/s390/s390.md: Likewise.
24911 2017-03-06 Jakub Jelinek <jakub@redhat.com>
24914 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
24915 (<avx2_avx512>_perm<mode>): Rename to ...
24916 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
24918 (<avx512>_perm<mode>_mask): Rename to ...
24919 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
24921 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
24922 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
24923 instead of VI8F_256_512.
24924 (avx512f_perm<mode>): New define_expand.
24925 (avx512f_perm<mode>_mask): Likewise.
24926 (avx512f_perm<mode>_1<mask_name>): New define_insn.
24927 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
24929 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
24931 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
24932 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
24934 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
24936 2017-03-06 Martin Liska <mliska@suse.cz>
24939 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
24940 when having a SSA NAME w/o VAR_DECL assigned to it.
24942 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
24944 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
24945 msa_dpsub_<su>_d): Fix MODE for vec_select.
24947 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
24949 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
24951 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
24953 2017-03-06 Richard Biener <rguenther@suse.de>
24955 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
24956 * plugin.c (register_plugin_info): Likewise.
24957 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
24959 2017-03-05 Jakub Jelinek <jakub@redhat.com>
24961 * config/i386/sse.md (sse_storehps, sse_storelps,
24962 avx_<castmode><avxsizesuffix>_<castmode>,
24963 avx512f_<castmode><avxsizesuffix>_<castmode>,
24964 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
24965 in condition that at least one operand is not a MEM.
24967 2017-03-03 Jakub Jelinek <jakub@redhat.com>
24969 PR middle-end/79805
24970 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
24971 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
24973 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
24974 gimple_call_nothrow_p flag based on whether original builtin can throw.
24975 If it can, emit following stmts on the fallthrough edge.
24976 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
24977 don't create new bb if inserting just debug stmts on the edge, try to
24978 insert them on the fallthru bb or just reset debug stmts.
24980 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
24983 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
24984 restore recog_data (including the operand rtxes inside it) around
24985 the call to get_insn_template.
24987 2017-03-03 Martin Sebor <msebor@redhat.com>
24989 PR tree-optimization/79699
24990 * context.c (context::~context): Free MPFR caches to avoid
24991 a memory leak on program exit.
24993 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24995 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
24996 Use wide_int::ulow () instead of .elt (0).
24998 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
25000 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
25001 (*pushxf): Limit oF constraint to 32bit targets and add oC
25002 constraint for 64bit targets.
25003 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
25004 (*pushdf): Change rmF constraint to rmC.
25006 2017-03-03 Martin Liska <mliska@suse.cz>
25008 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
25009 Remove unused variable.
25011 2017-03-03 Jakub Jelinek <jakub@redhat.com>
25014 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
25015 is a memory operand, increase num_memory.
25016 (ix86_expand_args_builtin): Likewise.
25018 2017-03-03 Jan Hubicka <jh@suse.cz>
25021 * ipa-devirt.c (maybe_record_node): Properly handle
25022 __cxa_pure_virtual visibility.
25024 2017-03-03 Martin Liska <mliska@suse.cz>
25026 PR tree-optimization/79803
25027 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
25029 (pass_loop_prefetch::execute): Disabled optimization if an
25030 assumption about L1 cache size is not met.
25032 2017-03-03 Martin Liska <mliska@suse.cz>
25034 PR rtl-optimization/79574
25035 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
25036 (hash_scan_set): Likewise.
25037 (dump_hash_table): Likewise.
25038 (hoist_code): Likewise.
25040 2017-03-03 Richard Biener <rguenther@suse.de>
25042 * fixed-value.c (fixed_from_string): Restore use of elt (1)
25043 in place of uhigh ().
25044 (fixed_convert_from_real): Likewise.
25046 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
25049 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
25051 2017-03-03 Richard Biener <rguenther@suse.de>
25053 PR middle-end/79818
25054 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
25055 TYPE_OVERFLOW_UNDEFINED check.
25057 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25059 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
25061 (vector_ae_<mode>_p): Likewise.
25062 (vector_nez_<mode>_p): Likewise.
25063 (vector_ne_v2di_p): Likewise.
25064 (vector_ae_v2di_p): Likewise.
25065 (vector_ne_<mode>_p): Likewise.
25066 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
25068 (vsx_tsqrt<mode>2_fe): Likewise.
25070 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
25073 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
25075 2017-03-02 Jakub Jelinek <jakub@redhat.com>
25077 PR rtl-optimization/79780
25078 * cprop.c (one_cprop_pass): When second and further conditional trap
25079 in a single basic block is turned into an unconditional trap, turn it
25080 into a deleted note to avoid RTL verification failures.
25082 2017-03-02 Richard Biener <rguenther@suse.de>
25084 * fold-const.c (const_binop): Use ulow () instead of elt (0).
25086 2017-03-02 Richard Biener <rguenther@suse.de>
25088 PR tree-optimization/79345
25090 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
25091 param and abort the walk, returning -1 if it is hit.
25092 (walk_aliased_vdefs): Take a limit param and pass it on.
25093 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
25094 defaulting to 0 and return a signed int.
25095 * tree-ssa-uninit.c (struct check_defs_data): New struct.
25096 (check_defs): New helper.
25097 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
25098 about uninitialized memory.
25099 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
25100 bogus uninitialized warning.
25101 (fixed_convert_from_real): Likewise.
25103 2017-03-02 Bin Cheng <bin.cheng@arm.com>
25105 PR tree-optimization/66768
25106 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
25107 iv_use if base object can't be determined.
25109 2017-03-02 Jakub Jelinek <jakub@redhat.com>
25111 PR tree-optimization/79345
25112 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
25113 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
25114 (get_pattern_stats): Initialize it.
25115 * genemit.c (gen_expand): Verify match_scratch numbers come after
25116 match_operand/match_dup numbers.
25117 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
25118 match_scratch numbers.
25119 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
25121 * config/s390/s390.md (trunctdsd2): Likewise.
25123 2017-03-02 Richard Biener <rguenther@suse.de>
25125 * wide-int.h (wide_int_storage::operator=): Implement in terms
25128 2017-03-02 Richard Biener <rguenther@suse.de>
25130 PR tree-optimization/79777
25131 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
25132 the to insert expression to sth existing.
25134 2017-03-01 Martin Sebor <msebor@redhat.com>
25136 PR middle-end/79692
25137 * gimple-ssa-sprintf.c
25138 (directive::known_width_and_precision): New function.
25139 (format_integer): Use it.
25140 (get_mpfr_format_length): Consider the full range of precision
25141 when computing %g output with the # flag. Set the likely byte
25142 count to 3 rather than 1 when precision is indeterminate.
25143 (format_floating): Correct the lower bound of precision.
25145 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25147 * doc/invoke.texi: Document default code model for 64-bit Linux.
25149 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
25152 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
25153 udiv rather than div since input pattern is unsigned.
25155 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
25157 * config/i386/i386.c (print_reg): Warn for values of
25158 unsupported size in integer register.
25160 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
25163 * config/rs6000/predicates.md (current_file_function_operand): Do
25164 not allow self calls to be local if the function is replaceable.
25166 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
25169 * config/rs6000/altivec.h (vec_ctz and others): Change the
25170 preprocessor macro that controls conditional compilation from
25171 _ARCH_PWR9 to __POWER9_VECTOR__.
25172 (vec_all_ne): Change parameterization of __altivec_scalar_pred
25173 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
25174 control (instead of _ARCH_PWR9 control) so that template
25175 definition uses power9-specific function.
25176 (vec_any_eq): Likewise.
25177 (vec_all_ne): Change macro definition to use a power9-specific
25178 expansion under #ifdef __POWER9_VECTOR__ control (instead of
25179 _ARCH_PWR9 control).
25180 (vec_any_eq) Likewise.
25181 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
25182 expansion for CMPNEF to remove support for xvcmpnesp instruction.
25183 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
25184 support for xvcmpnedp instruction.
25185 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
25186 macro expansion so that Power9 implementation of vec_all_ne does
25187 not use the AltiVec predicate framework.
25188 (VCMPNEH_P): Likewise.
25189 (VCMPNEW_P): Likewise.
25190 (VCMPNED_P): Likewise.
25191 (VCMPNEFP_P): Likewise.
25192 (VCMPNEDP_P): Likewise.
25193 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
25194 implementation of vec_any_eq to not use AltiVec predicate
25196 (VCMPAEH_P): Likewise.
25197 (VCMPAEW_P): Likewise.
25198 (VCMPAED_P): Likewise.
25199 (VCMPAEFP_P): Likewise.
25200 (VCMPAEDP_P): Likewise.
25201 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
25202 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
25203 not use the AltiVec predicate framework.
25204 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
25205 of vec_any_eq to not use AltiVec predicate framework.
25206 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
25207 support for predefined __POWER9_VECTOR__ macro to indicate that
25208 Power9 instruction selection is enabled.
25209 (altivec_overloaded_builtins): Remove extraneous
25210 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
25211 function argument types RS6000_BTI_bool_V16QI and
25212 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
25213 entry for overloaded function argument types RS6000_BTI_bool_V4SI
25214 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
25215 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
25216 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
25217 Power9 for implementations of vec_cmpne. Change the signature for
25218 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
25219 (representing vec_all_ne) to remove the previously described first
25220 argument of type RS6000_BTI_INTSI, as this was an artifact of
25221 reliance on the AltiVec predicate framework, which is no longer
25222 used in the implementation of these functions. Add
25223 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
25224 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
25225 since, unlike the AltiVec predicate framework implementation, we
25226 do not share function descriptors between vec_alle and vec_anyeq.
25227 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
25228 set of modes that receive special treatment even when
25229 TARGET_P9_VECTOR is true. The special treatment emits code that
25230 does not depend on Power9 instructions.
25231 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
25232 define_expand to not rely on AltiVec predicate framework.
25233 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
25235 (vector_ne_v2di_p): Change this define_expand to not rely on
25236 AltiVec predicate framework.
25237 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
25239 (vector_ne_<mode>_p): Change this define_expand to not rely on
25240 AltiVec predicate framework.
25241 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
25243 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
25244 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
25245 define_insn pattern.
25246 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
25247 define_insn pattern because the xvcmpne<VSs>. instruction is not
25249 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
25250 instruction is not supported.
25252 2017-03-01 Jakub Jelinek <jakub@redhat.com>
25254 * config/nvptx/nvptx.c: Include intl.h.
25256 2017-03-01 Martin Jambor <mjambor@suse.cz>
25259 * ipa-prop.h (ipa_bits): Removed field known.
25260 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
25261 to pointers. Adjusted their comments to warn about their sharing.
25262 (ipcp_transformation_summary): Change bits to a vector of pointers.
25263 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
25264 (ipa_get_ipa_bits_for_value): Declare.
25265 * tree-vrp.h (value_range): Mark as GTY((for_user)).
25266 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
25267 (ipa_bits_hash_table): Likewise.
25268 (ipa_vr_ggc_hash_traits): Likewise.
25269 (ipa_vr_hash_table): Likewise.
25270 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
25271 being pointers and vr_known being removed.
25272 (ipa_set_jf_unknown): Likewise.
25273 (ipa_get_ipa_bits_for_value): New function.
25274 (ipa_set_jfunc_bits): Likewise.
25275 (ipa_get_value_range): New overloaded functions.
25276 (ipa_set_jfunc_vr): Likewise.
25277 (ipa_compute_jump_functions_for_edge): Use the above functions to
25278 construct bits and vr parts of jump functions.
25279 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
25280 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
25282 (ipcp_grow_transformations_if_necessary): Also allocate
25283 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
25285 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
25286 them. Fix too long lines.
25287 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
25288 vr_known being removed.
25289 (ipa_read_jump_function): Use new setter functions to construct bits
25290 and vr parts of jump functions or set them to NULL.
25291 (write_ipcp_transformation_info): Adjust for bits being pointers.
25292 (read_ipcp_transformation_info): Likewise.
25293 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
25295 Include gt-ipa-prop.h.
25296 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
25298 (ipcp_store_bits_results): Likewise.
25299 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
25300 Do not write to existing jump functions but use a temporary instead.
25302 2017-03-01 Jakub Jelinek <jakub@redhat.com>
25305 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
25306 attempt to use its first operand as BIT_FIELD_REF base.
25308 2017-03-01 Richard Biener <rguenther@suse.de>
25310 PR middle-end/79721
25311 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
25312 interpolating formula in wrapping arithmetic.
25313 (chrec_apply): Convert chrec_evaluate return value to wanted type.
25315 2017-03-01 Jakub Jelinek <jakub@redhat.com>
25317 PR tree-optimization/79734
25318 * tree-vect-generic.c (expand_vector_condition): Optimize
25319 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
25320 Handle VEC_COND_EXPR where comparison has different inner width from
25321 type's inner width.
25323 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
25325 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
25326 markup, and similar issues. Remove @opindex entries for things
25327 that aren't options. Add missing -mmpy-option entries.
25329 2017-02-28 Jakub Jelinek <jakub@redhat.com>
25331 PR tree-optimization/79737
25332 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
25333 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
25334 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
25335 instead of byte_size. Formatting fix.
25336 (shift_bytes_in_array_right): Formatting fix.
25338 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
25341 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
25342 condition on optimize for the leaf function test.
25344 2017-02-28 Martin Liska <mliska@suse.cz>
25347 * read-rtl-function.c (function_reader::handle_unknown_directive):
25348 Bail out when one uses -flto.
25350 2017-02-28 Martin Liska <mliska@suse.cz>
25352 * common.opt: Replace space with tabular for options of <number>
25354 * config/i386/i386.opt: Show <number> value for
25355 -mlarge-data-threshold.
25356 * opts.c (print_filtered_help): Do not display number in hexadecimal
25359 2017-02-28 Martin Liska <mliska@suse.cz>
25361 * common.opt: Fix --help=option -Q for options which are of
25364 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
25366 * config/i386/i386.c (print_reg): Error out for values
25367 of 8-bit size in invalid integer register.
25369 2017-02-28 Martin Sebor <msebor@redhat.com>
25371 PR tree-optimization/79691
25372 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
25374 2017-02-28 Jakub Jelinek <jakub@redhat.com>
25377 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
25378 gcc_unreachable with output_operand_lossage.
25380 2017-02-28 Richard Biener <rguenther@suse.de>
25382 PR tree-optimization/79740
25383 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
25385 (visit_nary_op): Insert the nary into the hashtable if we
25386 pattern-matched sth.
25387 * tree-ssa-pre.c (eliminate_insert): Robustify.
25389 2017-02-28 Richard Biener <rguenther@suse.de>
25391 PR middle-end/79731
25392 * fold-const.c (decode_field_reference): Reject out-of-bound
25395 2017-02-28 Jakub Jelinek <jakub@redhat.com>
25397 * config/i386/i386.c: Include intl.h.
25398 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
25399 instead of just cond ? "..." : "...".
25400 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
25401 * coverage.c (read_counts_file): Likewise.
25402 * omp-offload.c: Include intl.h.
25403 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
25404 of just cond ? "..." : "...".
25405 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
25406 of just cond ? "..." : "...".
25408 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
25411 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
25413 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
25414 'tune for' CPU name.
25415 * config/arm/arm-cpu-data.h: Regenerated.
25417 2017-02-28 Richard Biener <rguenther@suse.de>
25419 PR tree-optimization/79732
25420 * tree-inline.c (expand_call_inline): Do not shadow var.
25422 2017-02-28 Richard Biener <rguenther@suse.de>
25424 PR tree-optimization/79723
25425 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
25426 address-space properly.
25428 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
25430 * doc/optinfo.texi (Optimization groups): Fix option used for
25432 * doc/invoke.texi (-fopt-info): Document "omp".
25433 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
25434 (OPTGROUP_ALL): Add OPTGROUP_OMP.
25435 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
25436 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
25437 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
25439 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
25441 * dumpfile.c (optgroup_options): Instead of "openmp", associate
25442 OPTGROUP_OMP with "omp".
25444 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
25447 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
25448 for arithmetic shift of unsigned V2DI.
25450 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
25452 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
25453 arc/linux.h headers.
25454 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
25455 (LINK_SPEC): Likewise.
25456 (ARC_TLS_EXTRA_START_SPEC): Likewise.
25457 (EXTRA_SPECS): Likewise.
25458 (STARTFILE_SPEC): Likewise.
25459 (ENDFILE_SPEC): Likewise.
25460 (LIB_SPEC): Likewise.
25461 (TARGET_SDATA_DEFAULT): Likewise.
25462 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
25463 (MULTILIB_DEFAULTS): Likewise.
25464 (DWARF2_UNWIND_INFO): Likewise.
25465 * config/arc/big.h: New file.
25466 * config/arc/elf.h: Likewise.
25467 * config/arc/linux.h: Likewise.
25468 * config/arc/t-uClibc: Remove.
25470 2017-02-27 Bin Cheng <bin.cheng@arm.com>
25472 PR tree-optimization/77536
25473 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
25474 (tree_transform_and_unroll_loop): Use above function to compute the
25475 estimated niter of unrolled loop and use it when scaling profile.
25476 Also use count info rather than frequency if it's non-zero.
25477 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
25478 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
25479 (vect_transform_loop): Call above function.
25481 2017-02-27 Richard Biener <rguenther@suse.de>
25483 PR tree-optimization/45397
25484 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
25485 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
25486 (visit_nary_op): Add pattern matching for CSEing sign-changed
25487 or truncated operations with wider ones.
25489 2017-02-27 Richard Biener <rguenther@suse.de>
25491 PR tree-optimization/79690
25492 * tree-vect-stmts.c (vectorizable_store): Use vector type
25493 built from the DR with address-space.
25495 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
25497 * doc/invoke.texi (Optimize Options): Refine the description
25498 of asan-use-after-return.
25500 2017-02-25 Alan Modra <amodra@gmail.com>
25502 PR rtl-optimization/79584
25503 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
25504 base, not ad->base_term, the reg within base. Remove assertion
25505 that ad->base == ad->base_term. Replace gen_int_mode using
25506 bogus mode with const0_rtx.
25508 2017-02-25 Jakub Jelinek <jakub@redhat.com>
25510 PR middle-end/79396
25511 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
25512 FMA_EXPR like tcc_binary or tcc_unary.
25514 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
25517 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
25519 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
25520 (output_loc_operands): Handle DW_OP_call_ref and
25521 DW_OP_GNU_variable_value.
25522 (struct variable_value_struct): New type.
25523 (struct variable_value_hasher): Likewise.
25524 (variable_value_hash): New variable.
25525 (string_types): Remove.
25526 (copy_loc_descr): New function.
25527 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
25528 (prepend_loc_descr_to_each): New function.
25529 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
25530 instead of add_loc_descr_to_each if the first argument is single
25531 location list and the second has multiple.
25532 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
25533 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
25534 when looking for variable value which doesn't have other location info.
25535 (loc_list_from_tree): Formatting fix.
25536 (gen_array_type_die): Simplify DW_AT_string_length handling.
25537 (adjust_string_types): Remove.
25538 (gen_subprogram_die): Don't call adjust_string_types nor test/set
25539 string_types. Call resolve_variable_values.
25540 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
25541 (resolve_addr_in_expr): Likewise. Add A argument.
25542 (copy_deref_exprloc): Remove deref argument. Adjust for the
25543 original expression being DW_OP_GNU_variable_value with optionally
25544 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
25545 optionally after it.
25546 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
25547 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
25548 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
25549 (variable_value_hasher::hash, variable_value_hasher::equal): New
25551 (resolve_variable_value_in_expr, resolve_variable_value,
25552 resolve_variable_values, note_variable_value_in_expr,
25553 note_variable_value): New functions.
25554 (dwarf2out_early_finish): Call note_variable_value on all toplevel
25557 2017-02-24 Jakub Jelinek <jakub@redhat.com>
25560 * opts.h (handle_generated_option): Add GENERATED_P argument.
25561 * opts-common.c (handle_option): Adjust function comment.
25562 (handle_generated_option): Add GENERATED_P argument, pass it to
25564 (control_warning_option): Pass false to handle_generated_option
25566 * opts.c (maybe_default_option): Pass true to handle_generated_option
25568 * optc-gen.awk: Likewise.
25570 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
25572 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
25573 a REG, look at the REG it is a SUBREG of.
25574 (splitter for cmpeqsi_t): Ditto.
25576 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
25578 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
25579 the special USEs with the pattern of the insn, not the insn itself.
25581 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
25584 * doc/invoke.texi: Document -mload-store-pairs.
25586 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
25587 Sandra Loosemore <sandra@codesourcery.com>
25589 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
25590 argument isn't a CONST_INT.
25591 (nios2_alternate_compare_const): Assert op is a CONST_INT.
25592 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
25593 (nios2_validate_compare): Bypass alternate compare logic if *op2
25594 is not a CONST_INT.
25595 (ldstwm_operation_p): Return false if first_base is not a REG or
25596 if first_offset is not a CONST_INT.
25598 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
25600 * config/cris/cris.md: Use correct operand in a define_peephole2.
25602 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
25604 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
25606 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
25608 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
25609 this_insn if it is an INSN or JUMP_INSN.
25610 (force_offsettable): Look at base, not at addr.
25611 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
25612 on things that aren't necessarily CONST_INTs.
25614 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
25616 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
25617 -mfpmath=sse is the default also for x86-32 targets with SSE2
25618 instruction set when @option{-ffast-math} is enabled
25620 2017-02-24 Jeff Law <law@redhat.com>
25622 PR rtl-optimizatoin/79286
25623 * ira.c (update_equiv_regs): Drop may_trap_p exception to
25626 2017-02-24 Richard Biener <rguenther@suse.de>
25628 PR tree-optimization/79389
25629 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
25632 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
25634 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
25635 function comment to reflect reality.
25636 (loop_exits_before_overflow): Fix typo in function description.
25638 2017-02-24 Richard Biener <rguenther@suse.de>
25640 PR tree-optimization/79389
25641 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
25642 properly that a threading opportunity exists. Detect conditional
25643 copy/constant propagation opportunities.
25645 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
25647 * config/visium/visium.md (type): Add trap.
25648 (b): New mode attribute.
25649 (*btst): Rename into...
25650 (*btst<mode>): ...this and adjust.
25651 (*cbranchsi4_btst_insn): Rename into...
25652 (*cbranch<mode>4_btst_insn): ...this and adjust.
25653 (trap): New define_insn.
25655 2017-02-23 Jakub Jelinek <jakub@redhat.com>
25657 PR tree-optimization/79389
25658 * ifcvt.c (struct noce_if_info): Add rev_cond field.
25659 (noce_reversed_cond_code): New function.
25660 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
25661 reversed_comparison_code. Formatting fix.
25662 (noce_try_store_flag): Test rev_cond != NULL in addition to
25663 reversed_comparison_code.
25664 (noce_try_store_flag_constants): Likewise.
25665 (noce_try_store_flag_mask): Likewise.
25666 (noce_try_addcc): Use rev_cond if non-NULL instead of
25667 reversed_comparison_code.
25668 (noce_try_cmove_arith): Likewise. Formatting fixes.
25669 (noce_try_minmax, noce_try_abs): Clear rev_cond.
25670 (noce_find_if_block): Initialize rev_cond.
25671 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
25672 instead of false as last argument never attempt to reverse it
25675 2017-02-23 Bin Cheng <bin.cheng@arm.com>
25677 PR tree-optimization/79663
25678 * tree-predcom.c (combine_chains): Process refs in reverse order
25679 only for ZERO length chains, and add explaining comment.
25681 2017-02-23 Jeff Law <law@redhat.com>
25683 PR tree-optimization/79578
25684 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
25685 in call to operand_equal_p.
25687 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
25690 * config/i386/cpuid.h: Fix another undefined behavior.
25692 2017-02-23 Richard Biener <rguenther@suse.de>
25694 PR tree-optimization/79683
25695 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
25696 vector types for data-refs.
25698 2017-02-23 Martin Liska <mliska@suse.cz>
25700 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
25702 2017-02-23 Jakub Jelinek <jakub@redhat.com>
25704 PR middle-end/79665
25705 * internal-fn.c (get_range_pos_neg): Moved to ...
25706 * tree.c (get_range_pos_neg): ... here. No longer static.
25707 * tree.h (get_range_pos_neg): New prototype.
25708 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
25709 are known to be in between 0 and signed maximum inclusive, try to
25710 expand both unsigned and signed divmod and use the cheaper one from
25713 2017-02-22 Jeff Law <law@redhat.com>
25715 PR tree-optimization/79578
25716 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
25717 to compare base operands.
25719 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
25722 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
25723 gpc_reg_operand instead of fpr_reg_operand.
25725 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
25727 * config/mips/mips.c (mips_return_in_memory): Force FP
25728 vector types to be returned in memory for o32 ABI.
25730 2017-02-22 Jakub Jelinek <jakub@redhat.com>
25732 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
25733 instead of DW_TAG_member for static data member declarations and don't
25734 set no_linkage_name for static inline data members.
25735 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
25738 2017-02-22 Martin Liska <mliska@suse.cz>
25740 * doc/invoke.texi: Replace inequality signs with square brackets
25743 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25745 PR tree-optimization/68644
25746 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
25748 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
25751 * lra-constraints.c (simplify_operand_subreg): Handle
25752 WORD_REGISTER_OPERATIONS targets.
25754 2017-02-22 Jakub Jelinek <jakub@redhat.com>
25757 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
25758 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
25759 elimination by swapping fld*.
25761 2017-02-22 Richard Biener <rguenther@suse.de>
25763 PR tree-optimization/79673
25764 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
25765 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
25766 irrelevant address-space qualifiers and avoiding a
25767 ADDR_SPACE_CONVERT_EXPR from fold_convert.
25769 2017-02-22 Richard Biener <rguenther@suse.de>
25771 PR tree-optimization/79666
25772 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
25773 to not symbolically negate if that may introduce undefined
25776 2017-02-22 Martin Liska <mliska@suse.cz>
25779 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
25780 * data-streamer-out.c (streamer_write_gcov_count_stream):
25782 * value-prof.c (stream_out_histogram_value): Make assert more
25783 precise based on type of counter.
25785 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
25788 * config/i386/i386.md (standard_x87sse_constant_load splitter):
25789 Use nonimmediate_operand instead of memory_operand for operand 1.
25790 (float-extend standard_x87sse_constant_load splitter): Ditto.
25792 2017-02-21 Jeff Law <law@redhat.com>
25794 PR tree-optimization/79621
25795 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
25796 blocks with edges to themselves.
25798 2017-02-21 Jakub Jelinek <jakub@redhat.com>
25801 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
25802 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
25803 Use gimple_call_builtin_p.
25806 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
25807 on temporarily removed DEBUG_INSNs.
25809 PR tree-optimization/79649
25810 * tree-loop-distribution.c (classify_partition): Give up on
25811 non-generic address space loads/stores.
25813 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
25815 * doc/loop.texi (Loop manipulation): Remove nonexistent
25816 tree_ssa_loop_version from the documentation.
25817 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
25819 2017-02-21 Jakub Jelinek <jakub@redhat.com>
25822 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
25823 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
25824 * config/rs6000/rs6000.c: Include except.h.
25825 (rs6000_expand_split_stack_prologue): Call
25826 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
25828 2017-02-21 Martin Jambor <mjambor@suse.cz>
25831 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
25832 have been analyzed.
25834 2017-02-21 Martin Jambor <mjambor@suse.cz>
25836 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
25837 for backward compatibility only.
25838 * doc/invoke.texi (Option Summary): Remove all references to
25839 -fipa-cp-alignment.
25841 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
25845 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
25847 * lra-constraints.c (curr_insn_transform): Handle
25848 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
25850 2017-02-21 Martin Liska <mliska@suse.cz>
25852 * config/i386/i386.opt: Replace -masm-dialect with -masm.
25854 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
25856 PR translation/79638
25857 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
25859 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
25862 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
25863 (arm_function_ok_for_sibcall): Return false for an indirect call by
25864 descriptor if all the argument registers are used.
25865 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
25866 alignment of the function.
25868 2017-02-21 Jakub Jelinek <jakub@redhat.com>
25870 PR tree-optimization/61441
25871 * simplify-rtx.c (simplify_const_unary_operation): For
25872 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
25873 the sNaN unmodified.
25875 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
25877 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
25878 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
25879 instead of SYSTEM_HEADER_DIR.
25881 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
25882 Martin Liška <mliska@suse.cz>
25884 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
25885 Fix typos and grammar, use active voice, and clarify.
25887 2017-02-20 Marek Polacek <polacek@redhat.com>
25889 PR middle-end/79537
25890 * gimplify.c (gimplify_expr): Handle unused *&&L;.
25893 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
25895 2017-02-20 Jakub Jelinek <jakub@redhat.com>
25898 * config/i386/i386.c (ix86_expand_builtin): Handle
25899 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
25900 ix86_builtins_isa[fcode].isa as a requirement of those
25901 flags and any other flag in the bitmask.
25902 (ix86_init_mmx_sse_builtins): Use 0 instead of
25903 ~OPTION_MASK_ISA_64BIT as mask.
25904 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
25905 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
25906 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
25907 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
25909 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
25912 * lra-constraints.c (split_reg): Check requested split mode
25913 is supported by the register.
25915 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
25917 * lra-constraints.c (simplify_operand_subreg): Remove early
25920 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
25923 * lra-constraints.c (curr_insn_transform): Tighten condition
25924 for converting SUBREG reloads from OP_OUT to OP_INOUT.
25926 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
25929 * lra-constraints.c (curr_insn_transform): Handle
25930 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
25932 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
25935 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
25937 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
25939 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
25942 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
25945 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25947 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
25950 2017-02-18 Jakub Jelinek <jakub@redhat.com>
25952 * final.c (last_columnnum, override_columnnum): New variables.
25953 (final_start_function): Set last_columnnum, pass it to begin_prologue
25954 hook and pass 0 to dwarf2out_begin_prologue.
25955 (final_scan_insn): Update override_columnnum. Pass last_columnnum
25956 to source_line debug hook.
25957 (notice_source_line): Compute last_columnnum and for debug_column_info
25958 return true on column changes.
25959 * debug.h (struct gcc_debug_hooks): Add column argument to
25960 source_line and begin_prologue hooks.
25961 (debug_nothing_int_charstar_int_bool): Remove prototype.
25962 (debug_nothing_int_int_charstar,
25963 debug_nothing_int_int_charstar_int_bool): New prototypes.
25964 (dwarf2out_begin_prologue): Add column argument.
25965 * debug.c (do_nothing_debug_hooks): Adjust source_line and
25966 begin_prologue hooks.
25967 (debug_nothing_int_charstar_int_bool): Remove.
25968 (debug_nothing_int_int_charstar,
25969 debug_nothing_int_int_charstar_int_bool): New functions.
25970 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
25971 through to dwarf2out_source_line.
25972 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
25973 (dwarf2out_source_line): Add column argument, emit it if requested.
25974 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
25976 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
25977 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
25978 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
25979 through to dwarf2out_begin_prologue.
25980 (vmsdbgout_source_line): Add column argument, pass it through to
25981 dwarf2out_source_line.
25982 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
25983 dbxout_source_line caller.
25984 (dbxout_source_line): Add column argument.
25986 * common.opt (gno-column-info, gcolumn-info): New options.
25987 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
25988 (check_die): Also test for multiple DW_AT_decl_column attributes.
25989 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
25990 DW_AT_decl_column if requested.
25991 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
25993 (gen_variable_die): Likewise.
25994 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
25995 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
25998 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
25999 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
26000 (ix86_handle_option): Handle OPT_m3dnowa.
26001 * doc/invoke.texi (-m3dnowa): Document.
26002 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
26003 -m3dnowa instead of -m3dnow -march=athlon.
26006 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
26007 instead of gcc_assert for K, r and R code checks. Formatting fixes.
26009 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26012 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
26013 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
26014 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
26015 generator for vsx_xxpermdi_<mode>_be.
26016 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
26017 force big-endian semantics.
26018 (vsx_xxpermdi_<mode>_be): New define_expand with same
26019 implementation as previous version of vsx_xxpermdi_<mode>.
26021 2017-02-17 Jakub Jelinek <jakub@redhat.com>
26023 PR tree-optimization/79327
26024 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
26025 variable, its initialization and use.
26027 2017-02-17 Julia Koval <julia.koval@intel.com>
26029 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
26030 (OPTION_MASK_ISA_PKU_UNSET): New.
26031 (ix86_handle_option): Handle -mrdpid.
26032 * config/i386/cpuid.h (bit_RDPID): New.
26033 * config/i386/driver-i386.c (host_detect_local_cpu):
26034 Detect RDPID feature.
26035 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
26036 * config/i386/i386-c.c (ix86_target_macros_internal):
26038 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
26039 (ix86_valid_target_attribute_inner_p): Add "rdpid".
26040 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
26041 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
26042 * config/i386/i386.md (define_insn "rdpid"): New.
26043 * config/i386/i386.opt Add -mrdpid.
26044 * config/i386/immintrin.h (_rdpid_u32): New.
26046 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
26048 PR rtl-optimization/79541
26049 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
26050 instead of transforming it into USE.
26052 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
26054 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
26055 If HONOR_SNANS (SFmode) force the input to a register.
26056 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
26057 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
26058 an frsp or similar insn.
26060 2017-02-17 Martin Liska <mliska@suse.cz>
26062 PR rtl-optimization/79577
26063 * params.def (selsched-max-sched-times): Increase minimum to 1.
26065 2017-02-17 Martin Liska <mliska@suse.cz>
26067 PR rtl-optimization/79574
26068 * gcse.c (want_to_gcse_p): Prevent integer overflow.
26070 2017-02-17 Martin Liska <mliska@suse.cz>
26072 PR tree-optimization/79529
26073 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
26074 ssa_defined_default_def_p to handle cases which are implicitly
26076 * tree-ssa.c (ssa_defined_default_def_p): New function.
26077 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
26078 which are implicitly defined.
26079 * tree-ssa.h (ssa_defined_default_def_p): Declare.
26081 2017-02-17 Richard Biener <rguenther@suse.de>
26083 PR middle-end/79576
26084 * params.def (max-ssa-name-query-depth): Limit to 10.
26086 2017-02-17 Richard Biener <rguenther@suse.de>
26088 PR tree-optimization/79552
26089 * tree-ssa-structalias.c (visit_loadstore): Properly verify
26092 2017-02-17 Richard Biener <rguenther@suse.de>
26095 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
26097 2017-02-17 Marek Polacek <polacek@redhat.com>
26099 PR middle-end/79536
26100 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
26101 (fold_negate_expr): New wrapper.
26103 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
26105 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
26106 Correct terminology and de-emphasize pre-standard behavior.
26108 2017-02-16 Alan Modra <amodra@gmail.com>
26110 PR rtl-optimization/79286
26111 * ira.c (def_dominates_uses): New function.
26112 (update_equiv_regs): Don't create an equivalence for insns that
26113 may trap where the register def does not dominate the use.
26115 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
26117 PR rtl-optimization/78127
26118 * lra.c (lra): Call lra_eliminate before finish the loop after
26121 2017-02-16 Richard Biener <rguenther@suse.de>
26123 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
26125 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
26126 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
26127 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
26128 (isl_val_int_from_wi): New function.
26129 (extract_affine_gmp): Rename to ...
26130 (extract_affine_wi): ... this, take a widest_int.
26131 (extract_affine_int): Just wrap extract_affine_wi.
26132 (add_param_constraints): Use isl_val_int_from_wi.
26133 (add_loop_constraints): Likewise, and extract_affine_wi.
26135 2017-02-15 Jeff Law <law@redhat.com>
26137 PR middle-end/79521
26138 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
26139 ira_init_register_move_cost_if_necessary.
26141 2017-02-15 Martin Sebor <msebor@redhat.com>
26143 PR middle-end/32003
26144 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
26145 removed in a prior commit.
26147 2017-02-15 Bin Cheng <bin.cheng@arm.com>
26149 PR tree-optimization/79347
26150 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
26151 counters during peeling.
26153 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
26155 * Makefile.in (site.exp): Remove "set ISLVER".
26157 2017-02-15 Jakub Jelinek <jakub@redhat.com>
26160 * real.c (real_from_integer): Call real_convert even for decimal.
26162 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26165 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
26167 2017-02-14 Andrew Pinski <apinski@cavium.com>
26169 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
26170 cores and change the partno/implementer to be correct.
26171 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
26172 the 'B" as the implementer.
26173 * config/aarch64/aarch64-tune.md: Regenerate.
26175 2017-02-14 Carl Love <cel@us.ibm.com>
26177 * config/rs6000/rs6000.c: Add case statement entry to make the
26178 xvcvuxdsp built-in argument unsigned.
26179 * config/rs6000/vsx.md: Fix the source and return operand types so they
26180 match the instruction definitions from the ISA document. Fix typo
26181 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
26184 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
26187 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
26188 member early_clobber_alts.
26189 * lra-lives.c (reg_early_clobber_p): New.
26190 (process_bb_lives): Use it.
26191 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
26192 (debug_operand_data): Initialize early_clobber_alts.
26193 (setup_operand_alternative): Set up early_clobber_alts.
26194 (collect_non_operand_hard_regs): Ditto. Pass early clobber
26195 alternatives to new_insn_reg.
26196 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
26198 (lra_update_insn_regno_info): Pass the new arg.
26200 2017-02-14 Jakub Jelinek <jakub@redhat.com>
26202 PR middle-end/79505
26203 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
26204 (new_oacc_loop_raw): Don't clear already cleared fields.
26207 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
26208 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
26209 _mm512_prefetch_i64gather_ps): New inline functions and macros.
26211 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
26214 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
26216 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
26219 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
26220 the extra instruction to the right place to store 128-bit constant
26223 2017-02-14 Martin Sebor <msebor@redhat.com>
26225 PR middle-end/79448
26226 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
26227 warning for strings of unknown length.
26229 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
26231 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
26233 2017-02-14 Jeff Law <law@redhat.com>
26236 * ira-costs.c (scan_one_insn): Initialize register move costs
26237 for pseudos seen in USE/CLOBBER insns.
26239 PR tree-optimization/79095
26240 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
26241 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
26242 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
26243 if the operands are known to be not equal, then the resulting range
26245 (intersect_ranges): If the new range is ~[0,0] and the old range is
26246 wide, then prefer ~[0,0].
26247 * tree-vrp.c (overflow_comparison_p_1): New function.
26248 (overflow_comparison_p): New function.
26249 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
26250 if NAME is used in an overflow test.
26251 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
26252 overflow check that can be expressed as an equality test, then adjust
26253 ops to be that equality test.
26255 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26257 * config/s390/s390-builtin-types.def: Remove flags argument.
26258 * config/s390/s390.c (s390_init_builtins): Likewise.
26260 2017-02-14 Martin Liska <mliska@suse.cz>
26262 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
26263 vector. Fix trailing white spaces.
26265 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
26267 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
26270 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26272 PR rtl-optimization/68664
26273 * config/arm/arm.c (arm_sched_can_speculate_insn):
26274 New function. Declare prototype.
26275 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
26277 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26279 PR rtl-optimization/68664
26280 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
26282 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
26284 2017-02-14 Amit Pawar <amit.pawar@amd.com>
26286 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
26287 max skip bytes for function, loop and jump.
26289 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26291 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
26292 ABS_EXPR for gimple dump.
26294 2017-02-14 Jakub Jelinek <jakub@redhat.com>
26297 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
26299 PR tree-optimization/79408
26300 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
26301 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
26302 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
26303 also if rhs1 is INTEGER_CST.
26305 2017-02-14 Richard Biener <rguenther@suse.de>
26307 PR middle-end/79432
26308 * tree-into-ssa.c (insert_phi_nodes): When the function can
26309 have abnormal edges rewrite SSA names with broken use-def
26310 dominance out of SSA and register them for PHI insertion.
26312 2017-02-13 Martin Sebor <msebor@redhat.com>
26314 PR middle-end/79496
26315 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
26316 clearing info.nowrite flag when snprintf size argument is a range.
26318 2017-02-13 Jakub Jelinek <jakub@redhat.com>
26320 * cprop.c (cprop_jump): Add missing space in string literal.
26321 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
26322 (get_constraint_for_component_ref): Likewise.
26323 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
26324 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
26325 * lra-constraints.c (process_alt_operands): Likewise.
26326 * ipa-inline.c (inline_small_functions): Likewise.
26327 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
26328 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
26329 * trans-mem.c (diagnose_tm_1_op): Likewise.
26330 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
26331 (grid_parallel_clauses_gridifiable): Likewise.
26333 * config/nvptx/mkoffload.c (process): Add space in between
26336 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
26337 "MOD4_SSE_REGS" and "ALL_REGS".
26339 * spellcheck.c (test_data): Add , in between "foo" and "food".
26341 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
26344 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
26345 boundary crossing check and subsequent code generation agree.
26347 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26349 * config/aarch64/aarch64.c (has_memory_op): Delete.
26350 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
26353 2017-02-13 Jakub Jelinek <jakub@redhat.com>
26355 PR rtl-optimization/79388
26356 PR rtl-optimization/79450
26357 * combine.c (distribute_notes): When removing TEM_INSN for which
26358 corresponding dest has last value recorded, invalidate that last
26361 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26363 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
26364 of explicit '@'. Add missing assembly comment marker on branch costs
26367 2017-02-13 Nathan Sidwell <nathan@acm.org>
26369 * gengtype-lex.l (<in_struct>): Add '/'.
26371 2017-02-13 Martin Liska <mliska@suse.cz>
26374 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
26376 2017-02-13 Richard Biener <rguenther@suse.de>
26378 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
26380 * configure: Re-generate.
26381 * config.in: Likewise.
26382 * graphite-dependences.c: Simplify as if
26383 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
26384 * graphite-isl-ast-to-gimple.c: Likewise.
26385 * graphite-optimize-isl.c: Likewise.
26386 * graphite-poly.c: Likewise.
26387 * graphite-sese-to-poly.c: Likewise.
26388 * graphite.h: Likewise.
26389 * toplev.c: Include isl/version.h and use isl_version () for
26390 printing the ISL version.
26391 * doc/install.texi: Update ISL requirement.
26393 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
26395 * doc/standards.texi (Standards): Update reference to
26398 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
26400 * doc/extend.texi (Named Address Spaces): sourceware.org now
26402 * doc/install.texi (Binaries): Ditto.
26405 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
26407 * doc/cpp.texi: Replace "stringify"/"stringification" with C
26408 standard terminology "stringize"/"stringizing" throughout.
26409 * doc/cppinternals.texi: Likewise.
26411 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
26413 * doc/extend.texi: Fix some spelling mistakes and typos.
26414 * doc/invoke.texi: Likewise.
26416 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
26419 * params.def (inline-min-speedup) Change from 10 to 8.
26421 2017-02-11 Jakub Jelinek <jakub@redhat.com>
26423 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
26426 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
26429 * ipa-inline-analysis.c (get_minimal_bb): New function.
26430 (record_modified): Use it.
26431 (remap_edge_change_prob): Handle also ancestor functions.
26433 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
26435 * doc/contrib.texi (Contributors): Remove broken link into
26436 the Mauve CVS repository.
26438 2017-02-11 Jakub Jelinek <jakub@redhat.com>
26440 PR middle-end/79454
26441 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
26442 result computation whenever lhs doesn't have vector mode, not
26443 just when it has BLKmode.
26445 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
26447 * doc/makefile.texi (profiledbootstrap): Refer to the
26448 installation instructions only in textual form.
26450 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
26453 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
26455 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
26457 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
26458 (Specific): Update mingw-w64 reference.
26460 (Specific): Remove broken link to Renesas RX processor.
26462 2017-02-10 Richard Biener <rguenther@suse.de>
26464 * toplev.c (process_options): Do not mention obsolete graphite
26465 options when printing sorry message about missing graphite support.
26466 Mention -floop-nest-optimize.
26468 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
26470 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
26471 (vtst_p16): Likewise.
26472 (vtstq_p8): Likewise.
26473 (vtstq_p16): Likewise.
26475 (vtstq_p64): Likewise.
26476 * config/arm/arm_neon.h (vgetq_lane_p64): New.
26477 (vset_lane_p64): New.
26478 (vsetq_lane_p64): New.
26480 2017-02-10 Jakub Jelinek <jakub@redhat.com>
26482 PR tree-optimization/79411
26483 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
26484 stmt operands are SSA_NAMEs used in abnormal phis.
26485 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
26488 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
26491 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
26494 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
26496 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
26498 2017-02-09 Jakub Jelinek <jakub@redhat.com>
26500 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
26504 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
26505 not arbitrary TREE_CONSTANT.
26508 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
26509 "omp declare target link" attribute unless is_global_var.
26510 * omp-offload.c (find_link_var_op): Likewise.
26512 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
26513 Chung-Lin Tang <cltang@codesourcery.com>
26515 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
26517 (gimplify_adjust_omp_clauses): Don't delete TILE.
26518 (gimplify_omp_for): Deal with TILE.
26519 * internal-fn.c (expand_GOACC_TILE): New function.
26520 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
26522 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
26523 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
26525 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
26526 avoid DIV for outermost collapse var.
26527 (expand_oacc_for): Insert tile element loop as needed. Adjust.
26528 Remove out of date comments, fix whitespace.
26529 * omp-general.c (omp_extract_for_data): Deal with tiling.
26530 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
26531 adjust OLF_DIM_BASE value.
26532 (struct omp_for_data): Add tiling field.
26533 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
26534 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
26535 for auto loops. Remove default auto determining, moved to
26536 oacc_loop_fixed_partitions.
26537 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
26538 stmts, add e_mask field.
26539 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
26540 (oacc_thread_numbers): Use oacc_dim_call.
26541 (oacc_xform_tile): New.
26542 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
26543 (finish_oacc_loop): Adjust for ifns vector.
26544 (oacc_loop_discover_walk): Append loop abstraction sites to list,
26545 add case for GOACC_TILE fns.
26546 (oacc_loop_xform_loop): Delete.
26547 (oacc_loop_process): Iterate over call list directly, and add
26548 handling for GOACC_TILE fns.
26549 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
26551 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
26552 vector partitioning to outer loops. Assign 2 partitions to loops
26553 when available. Add TILE handling.
26554 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
26555 (execite_oacc_device_lower): Process GOACC_TILE fns,
26556 ignore unknown specs.
26557 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
26558 * tree.c (omp_clause_num_ops): Adjust TILE ops.
26559 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
26561 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
26563 * configure.ac (ACX_BUGURL): Update.
26564 * configure: Regenerate.
26566 2017-02-09 Richard Biener <rguenther@suse.de>
26568 PR tree-optimization/69823
26569 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
26570 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
26572 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
26574 * config/arc/arc-c.def: Add __NPS400__ definition.
26575 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
26576 (TARGET_NPS400): Define.
26578 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
26580 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
26582 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
26583 pointer, arch_info.
26584 (arc_cpu_types): Fill the arch_info field with a pointer into the
26585 arc_arch_types table.
26586 (arc_selected_cpu): Declare.
26587 * config/arc/arc.c (arc_selected_cpu): Make global.
26588 (arc_selected_arch): Delete.
26589 (arc_base_cpu): Delete.
26590 (arc_override_options): Remove references to deleted variables,
26591 update access to arch information.
26592 (ARC_OPT): Update access to arch information.
26593 (ARC_OPTX): Likewise.
26594 * config/arc/arc.h (arc_base_cpu): Remove declaration.
26595 (TARGET_ARC600): Update access to arch information.
26596 (TARGET_ARC601): Likewise.
26597 (TARGET_ARC700): Likewise.
26598 (TARGET_EM): Likewise.
26599 (TARGET_HS): Likewise.
26600 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
26603 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
26606 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
26607 condition/operands for integer GE/LE/GEU/LEU operations.
26609 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
26611 PR translation/79397
26612 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
26615 2017-02-08 Martin Jambor <mjambor@suse.cz>
26618 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
26619 whether allocation happened.
26620 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
26621 nothing was allocated.
26623 2017-02-08 Jakub Jelinek <jakub@redhat.com>
26625 PR tree-optimization/79408
26626 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
26627 constant, but SSA_NAME with a known integer range, use the minimum
26628 of that range instead of op1 to determine if modulo can be replaced
26629 with its first operand.
26631 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26633 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
26635 2017-02-08 Richard Biener <rguenther@suse.de>
26637 PR tree-optimization/71824
26638 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
26639 Check all loops contained in the merged region.
26641 2017-02-07 Andrew Pinski <apinski@cavium.com>
26643 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
26645 2017-02-07 Andrew Pinski <apinski@cavium.com>
26647 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
26648 (thunderxt88): Likewise.
26649 (thunderxt81): Disable LSE and change v8.1 to v8.
26650 (thunderxt83): Likewise.
26652 2017-02-07 Jakub Jelinek <jakub@redhat.com>
26653 Richard Biener <rguenther@suse.de>
26655 PR middle-end/79399
26656 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
26657 type from int to size_t.
26658 * ira-costs.c (struct_costs_size): Change type from int to size_t.
26660 2017-02-07 Jakub Jelinek <jakub@redhat.com>
26662 PR rtl-optimization/79386
26663 * cprop.c (bypass_conditional_jumps): Initialize
26664 bypass_last_basic_block already before splitting bbs after
26665 unconditional traps...
26666 (bypass_conditional_jumps): ... rather than here.
26669 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
26670 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
26671 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
26672 fix -masm=intel patterns.
26674 2017-02-07 Richard Biener <rguenther@suse.de>
26676 PR tree-optimization/79256
26677 PR middle-end/79278
26678 * builtins.c (get_object_alignment_2): Use min_align_of_type
26679 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
26680 and ADJUST_FIELD_ALIGN.
26682 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
26684 * doc/tm.texi: Regenerate.
26685 * stor-layout.c (layout_decl): Adjust.
26686 (update_alignment_for_field): Likewise.
26687 (place_field): Likewise.
26688 (min_align_of_type): Likewise.
26689 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
26690 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
26691 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
26692 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
26693 * config/frv/frv.c (frv_adjust_field_align): Likewise.
26694 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
26695 * config/i386/i386.c (x86_field_alignment): Likewise.
26696 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
26697 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
26698 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
26699 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
26700 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
26701 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
26705 2017-01-30 Richard Biener <rguenther@suse.de>
26707 PR tree-optimization/79256
26708 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
26709 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
26712 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
26714 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
26715 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
26716 builtins to SImode and emit a zero-extend, if necessary.
26718 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
26720 * docs/invoke.texi (RISC-V Options): Alphabetize.
26722 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
26724 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
26727 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
26729 * config/riscv/riscv.c: New file.
26730 * common/config/riscv/riscv-common.c: Likewise.
26731 * config.gcc: Likewise.
26732 * config/riscv/constraints.md: Likewise.
26733 * config/riscv/elf.h: Likewise.
26734 * config/riscv/generic.md: Likewise.
26735 * config/riscv/linux.h: Likewise.
26736 * config/riscv/multilib-generator: Likewise.
26737 * config/riscv/peephole.md: Likewise.
26738 * config/riscv/pic.md: Likewise.
26739 * config/riscv/predicates.md: Likewise.
26740 * config/riscv/riscv-builtins.c: Likewise.
26741 * config/riscv/riscv-c.c: Likewise.
26742 * config/riscv/riscv-ftypes.def: Likewise.
26743 * config/riscv/riscv-modes.def: Likewise.
26744 * config/riscv/riscv-opts.h: Likewise.
26745 * config/riscv/riscv-protos.h: Likewise.
26746 * config/riscv/riscv.h: Likewise.
26747 * config/riscv/riscv.md: Likewise.
26748 * config/riscv/riscv.opt: Likewise.
26749 * config/riscv/sync.md: Likewise.
26750 * config/riscv/t-elf-multilib: Likewise.
26751 * config/riscv/t-linux: Likewise.
26752 * config/riscv/t-linux-multilib: Likewise.
26753 * config/riscv/t-riscv: Likewise.
26754 * configure.ac: Likewise.
26755 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
26756 Waterman as RISC-V maintainers.
26757 * doc/install.texi: Add RISC-V entries.
26758 * doc/invoke.texi: Add RISC-V options section.
26759 * doc/md.texi: Add RISC-V constraints section.
26760 * configure: Regenerated.
26762 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
26765 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
26766 false values to be constant vectors with all 0 or all 1 bits set.
26767 (vcondu<mode><mode>): Likewise.
26768 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
26770 (fpmask_comparison_operator): Update comment.
26771 (vecint_comparison_operator): New predicate.
26772 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
26773 vector conditionals when the true and false values are constant
26774 vectors with all 0 bits or all 1 bits set.
26776 2017-02-06 Martin Sebor <msebor@redhat.com>
26778 PR tree-optimization/79376
26779 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
26781 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
26783 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
26784 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
26785 to simplify split condition.
26787 2017-02-06 Jakub Jelinek <jakub@redhat.com>
26789 * omp-expand.c (oxpand_omp_atomic_fetch_op,
26790 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
26793 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
26795 PR rtl-optimization/68664
26796 * target.def (can_speculate_insn): New hook.
26797 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
26798 * doc/tm.texi: Regenerate.
26799 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
26800 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
26801 (rs6000_sched_can_speculate_insn): New function.
26803 2017-02-06 Jakub Jelinek <jakub@redhat.com>
26805 PR tree-optimization/79284
26806 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
26807 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
26808 vectorizable_mask_load_store, vectorizable_operation,
26809 vect_is_simple_cond, get_same_sized_vectype): Use it instead
26810 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
26811 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
26812 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
26813 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
26814 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
26815 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
26816 is_gimple_assign (stmt). Replace another such test with
26817 is_gimple_assign (stmt).
26819 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
26822 * config/avr/avr.c (rtl-iter.h): Include it.
26823 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
26824 (avr_legitimate_combined_insn): ...and implementation.
26826 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
26828 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
26829 * config/s390/s390.c (s390_const_operand_ok)
26830 (s390_canonicalize_comparison, s390_extract_part)
26831 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
26832 (s390_contiguous_bitmask_p, s390_rtx_costs)
26833 (legitimize_pic_address): Likewise.
26834 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
26835 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
26836 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
26837 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
26838 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
26840 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
26842 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
26843 REGNO($0) == REGNO($1).
26845 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26847 * config/s390/linux.h(SIZE_TYPE): Add comment.
26849 2017-02-06 Julian Brown <julian@codesourcery.com>
26850 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
26851 Virendra Pathak <virendra.pathak@broadcom.com>
26853 * config/aarch64/aarch64-cores.def: Change the scheduler
26855 * config/aarch64/aarch64.md: Include thunderx2t99.md.
26856 * config/aarch64/thunderx2t99.md: New file.
26858 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
26860 * doc/standards.texi (Go Language): Update link to language
26863 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
26865 * tree-eh.c (lower_resx): Sanitize profile.
26866 (cleanup_empty_eh_move_lp): Likewise.
26868 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
26871 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
26873 * cfgloopmanip.h (loop_version): Update prototype.
26874 * modulo-sched.c (sms_schedule): Update call of loop_version.
26875 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
26876 * tree-parloops.c (gen_parallel_loop): Likewise.
26877 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
26878 * tree-ssa-loop-split.c (split_loop): Likewise.
26879 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
26880 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
26882 2017-02-05 Martin Liska <mliska@suse.cz>
26885 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
26887 (print_operand_address): Initialize a struct to zero.
26889 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
26891 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
26892 garbage collector only in textual form.
26894 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
26896 * doc/extend.texi (x86 specific memory model extensions for
26897 transactional memory): Simplify a phrase.
26899 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
26902 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
26903 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
26904 (atomic_storedi_1): Likewise.
26906 2017-02-04 Jakub Jelinek <jakub@redhat.com>
26908 PR tree-optimization/79338
26909 * tree-parloops.c (gather_scalar_reductions): Don't call
26910 vect_analyze_loop_form for loop->inner before destroying loop's
26913 2017-02-03 Martin Sebor <msebor@redhat.com>
26915 PR tree-optimization/79327
26916 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
26917 when precision has resulted in leading zeros.
26918 (format_integer): Adjust the likely counter to assume an unknown
26919 argument that may be zero is non-zero.
26921 2017-02-03 Jason Merrill <jason@redhat.com>
26924 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
26925 avoid copying non-taken branch.
26927 2017-02-03 Jakub Jelinek <jakub@redhat.com>
26929 PR tree-optimization/79340
26930 * tree-vect-loop.c (vectorizable_reduction): Release
26931 vec_defs elements after safe_splicing them into other vectors.
26934 PR tree-optimization/79327
26935 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
26936 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
26938 (format_integer): Use wide_int_to_tree instead of build_int_cst
26939 + to_?hwi. If argmin is NULL, just set argmin and argmax to
26940 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
26941 of shortest and longest sequence.
26943 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
26945 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
26946 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
26948 2017-02-03 Walter Lee <walt@tilera.com>
26951 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
26952 after initial stackframe link reg save.
26953 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
26955 2017-02-03 Jakub Jelinek <jakub@redhat.com>
26958 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
26959 wu for stxssp alternative.
26961 2017-02-03 Martin Sebor <msebor@redhat.com>
26963 PR tree-optimization/79352
26964 * gimple-fold.c (get_range_strlen): Add argument.
26965 (get_range_strlen): Change return type to bool.
26966 (get_maxval_strlen): Pass in a dummy argument.
26967 * gimple-fold.h (get_range_strlen): Change return type to bool.
26968 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
26969 * tree.h (array_at_struct_end_p): Add argument.
26970 * tree.c (array_at_struct_end_p): Handle it.
26972 2017-02-03 Martin Liska <mliska@suse.cz>
26975 * multiple_target.c (create_dispatcher_calls): Redirect edge
26976 from a caller of a dispatcher.
26977 (expand_target_clones): Make the clones local.
26978 (ipa_target_clone): Do both target clones and resolvers.
26979 (ipa_dispatcher_calls): Remove the pass.
26980 (pass_dispatcher_calls::gate): Likewise.
26981 (make_pass_dispatcher_calls): Likewise.
26982 * passes.def (pass_target_clone): Put as very first IPA early
26985 2017-02-03 Martin Liska <mliska@suse.cz>
26987 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
26988 in case of a function with ifunc attribute.
26990 2017-02-03 Martin Liska <mliska@suse.cz>
26992 * cgraph.c (cgraph_node::dump): Dump function version info.
26993 * symtab.c (symtab_node::dump_base): Add missing new line.
26995 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
26997 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
26998 (ifcombine_ifandif): Use it.
27000 2017-02-03 Martin Liska <mliska@suse.cz>
27002 * doc/invoke.texi: Document default value for
27003 use-after-scope-direct-emission-threshold.
27005 2017-02-03 Martin Liska <mliska@suse.cz>
27007 PR tree-optimization/79339
27008 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
27009 (format_floating): Likewise.
27011 2017-02-03 Martin Liska <mliska@suse.cz>
27014 * ipa-prop.c (ipa_node_params_t::insert): Remove current
27016 (ipa_node_params_t::remove): Likewise.
27017 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
27018 initialization from removed ipa_node_params_t::insert.
27019 (ipa_node_params::~ipa_node_params): Move from removed
27020 ipa_node_params_t::release.
27021 * symbol-summary.h (symbol_summary::m_released): New member.
27022 Do not release a summary twice. Do not allow to call finalizer
27023 for types of a summary that live in GGC memory.
27025 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
27027 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
27030 2017-02-02 Martin Sebor <msebor@redhat.com>
27032 PR middle-end/79275
27033 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
27034 (format_string): Tighten up the range of output for non-constant
27035 strings and correct the expected range for wide non-constant strings.
27037 2017-02-02 Martin Sebor <msebor@redhat.com>
27039 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
27041 PR middle-end/32003
27042 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
27044 (-fdump-tree-@var): Add to index and document how to come up
27045 with pass-specific option and dump file names.
27046 (-fdump-passes): Clarify where to look for output.
27048 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
27050 PR middle-end/77445
27051 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
27052 statistics of the analyzed path; allow threading for speed when
27053 any of BBs along the path are optimized for speed.
27055 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
27057 PR middle-end/78468
27058 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
27059 settings of the virtual registers.
27062 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
27064 * explow.c (get_dynamic_stack_size): Take known alignment of stack
27065 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
27068 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27070 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
27071 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
27073 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27075 * config/s390/s390.md: Add missing comments with the expanded
27077 * config/s390/vector.md: Likewise.
27078 * config/s390/vx-builtins.md: Likewise.
27080 2017-02-02 Jakub Jelinek <jakub@redhat.com>
27083 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
27084 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
27085 conditions on a single line.
27087 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27089 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
27090 __S390_VX__ to __VX__.
27092 2017-02-01 Andrew Pinski <apinski@cavium.com>
27094 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
27095 stmt_info to record_stmt_cost.
27096 (vect_get_known_peeling_cost): Pass stmt_info if known to
27098 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
27099 cpu_vector_cost field into
27100 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
27101 field into vec_int_stmt_cost and vec_fp_stmt_cost.
27102 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
27103 splitting of scalar_stmt_cost and vec_stmt_cost.
27104 (thunderx_vector_cost): Likewise.
27105 (cortexa57_vector_cost): LIkewise.
27106 (exynosm1_vector_cost): Likewise.
27107 (xgene1_vector_cost): Likewise.
27108 (thunderx2t99_vector_cost): Improve after the splitting of the two
27110 (aarch64_builtin_vectorization_cost): Update for the splitting of
27111 scalar_stmt_cost and vec_stmt_cost.
27113 2017-02-01 Torvald Riegel <triegel@redhat.com>
27114 Richard Henderson <rth@redhat.com>
27116 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
27117 conditional on existance of a fast atomic load.
27118 * optabs-query.c (can_atomic_load_p): New function.
27119 * optabs-query.h (can_atomic_load_p): Declare it.
27120 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
27121 no fast atomic load is available for the particular size of access.
27122 (expand_atomic_compare_and_swap): Likewise.
27123 (expand_atomic_load): Likewise.
27124 (expand_atomic_store): Likewise.
27125 (expand_atomic_fetch_op): Likewise.
27126 * testsuite/lib/target-supports.exp
27127 (check_effective_target_sync_int_128): Remove x86 because it provides
27128 no fast atomic load.
27129 (check_effective_target_sync_int_128_runtime): Likewise.
27131 2017-02-01 Richard Biener <rguenther@suse.de>
27133 * graphite.c: Include tree-vectorizer.h for find_loop_location.
27134 (graphite_transform_loops): Provide opt-info for optimized nests.
27135 * tree-parloop.c (parallelize_loops): Provide opt-info for
27136 parallelized loops.
27138 2017-02-01 Richard Biener <rguenther@suse.de>
27140 PR middle-end/79315
27141 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
27142 was not set before.
27144 2017-02-01 Richard Biener <rguenther@suse.de>
27146 PR tree-optimization/71824
27147 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
27148 Verify the loops are valid in the merged SESE region.
27149 (scop_detection::can_represent_loop_1): Check analyzing the
27150 evolution of the number of iterations in the region succeeds.
27152 2017-01-31 Ian Lance Taylor <iant@golang.org>
27154 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
27155 REG_ARGS_SIZE note to 32-bit push insns and call insn.
27157 2017-01-31 David Malcolm <dmalcolm@redhat.com>
27159 PR preprocessor/79210
27160 * input.c (get_substring_ranges_for_loc): Replace line_width
27161 assertion with error-handling.
27163 2017-01-31 Richard Biener <rguenther@suse.de>
27165 PR tree-optimization/77318
27166 * graphite-sese-to-poly.c (extract_affine): Fix assert.
27167 (create_pw_aff_from_tree): Take loop parameter.
27168 (add_condition_to_pbb): Pass loop of the condition to
27169 create_pw_aff_from_tree.
27171 2017-01-31 Jakub Jelinek <jakub@redhat.com>
27173 * config/s390/s390.c (s390_asan_shadow_offset): New function.
27174 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
27176 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
27180 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
27182 (convert_int_to_float128): Likewise.
27183 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
27184 (convert_int_to_float128): Likewise.
27185 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
27186 (UNSPEC_IEEE128_CONVERT): Likewise.
27187 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
27188 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
27189 Use local variables for IBM extended format.
27190 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
27191 (fix_trunc<mode>si2_fprs): Likewise.
27192 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
27193 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
27194 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
27195 to know that we can now have integers of all sizes in vector
27197 (fix<uns>_<mode>di2_hw): Likewise.
27198 (float<uns>_<mode>si2_hw): Likewise.
27199 (fix_<mode>si2_hw): Likewise.
27200 (fixuns_<mode>si2_hw): Likewise.
27201 (float<uns>_<mode>di2_hw): Likewise.
27202 (float_<mode>di2_hw): Likewise.
27203 (float_<mode>si2_hw): Likewise.
27204 (floatuns_<mode>di2_hw): Likewise.
27205 (floatuns_<mode>si2_hw): Likewise.
27206 (xscvqp<su>wz_<mode>): Delete, no longer used.
27207 (xscvqp<su>dz_<mode>): Likewise.
27208 (xscv<su>dqp_<mode>): Likewise.
27209 (ieee128_mfvsrd_64bit): Likewise.
27210 (ieee128_mfvsrd_32bit): Likewise.
27211 (ieee128_mfvsrwz): Likewise.
27212 (ieee128_mtvsrw): Likewise.
27213 (ieee128_mtvsrd_64bit): Likewise.
27214 (ieee128_mtvsrd_32bit): Likewise.
27216 2017-01-31 Martin Liska <mliska@suse.cz>
27219 * ipa-prop.c (ipa_free_all_node_params): Call release method
27220 instead of ~sumbol_summary to not to trigger double times
27223 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
27225 PR tree-optimization/71691
27226 * bitmap.h (class auto_bitmap): New.
27227 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
27228 is_maybe_undefined instead of ssa_undefined_value_p.
27230 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27232 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
27233 __S390_ARCH_LEVEL__ to __ARCH__.
27235 2017-01-31 Jakub Jelinek <jakub@redhat.com>
27237 PR tree-optimization/79267
27238 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
27239 if should_remove_lhs_p is true.
27241 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
27244 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
27245 (add_alignment_attribute): New.
27246 (base_type_die): Add alignment attribute.
27247 (subrange_type_die): Likewise.
27248 (modified_type_die): Likewise.
27249 (gen_array_type_die): Likewise.
27250 (gen_descr_array_type_die: Likewise.
27251 (gen_enumeration_type_die): Likewise.
27252 (gen_subprogram_die): Likewise.
27253 (gen_variable_die): Likewise.
27254 (gen_field_die): Likewise.
27255 (gen_ptr_to_mbr_type_die): Likewise.
27256 (gen_struct_or_union_type_die): Likewise.
27257 (gen_subroutine_type_die): Likewise.
27258 (gen_typedef_die): Likewise.
27259 (base_type_cmp): Compare alignment attribute.
27261 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
27264 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
27265 (setb_unsigned) New pattern for setb with CCUNS.
27266 * config/rs6000/rs6000.c (expand_block_compare): Use a different
27267 subfc./subfe sequence to avoid overflow problems. Generate a
27268 shorter sequence with cmpld/setb for power9.
27269 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
27270 for generating subfc. instruction.
27271 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
27272 now uses this instruction.
27274 2017-01-30 Ian Lance Taylor <iant@google.com>
27277 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
27278 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
27280 2017-01-30 Martin Sebor <msebor@redhat.com>
27282 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
27283 Move constant to the right of a relational operator.
27284 (get_mpfr_format_length, format_character, format_string): Ditto.
27285 (should_warn_p, maybe_warn): Same.
27287 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
27289 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
27292 * asan.c (get_translation_unit_decl): Remove function.
27293 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
27295 2017-01-30 Martin Liska <mliska@suse.cz>
27297 PR gcov-profile/79259
27298 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
27299 -fprofile-generate.
27301 2017-01-30 Martin Liska <mliska@suse.cz>
27304 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
27305 Initialize variables with NULL value.
27307 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
27310 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
27312 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
27314 2017-01-30 Richard Biener <rguenther@suse.de>
27316 PR tree-optimization/79276
27317 * tree-vrp.c (process_assert_insertions): Properly adjust common
27318 when removing a duplicate.
27320 * gcc.dg/torture/pr79276.c: New testcase.
27322 2017-01-30 Richard Biener <rguenther@suse.de>
27324 PR tree-optimization/79256
27325 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
27326 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
27328 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
27330 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
27333 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
27334 ("*r<noxa>sbg_<mode>_sll_bitmask")
27335 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
27336 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
27337 Use contiguous_bitmask_nowrap_operand.
27339 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27342 * config/rs6000/altivec.h (vec_xl): Revise #define.
27343 (vec_xst): Likewise.
27345 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
27347 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
27349 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
27351 PR rtl-optimization/79194
27352 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
27353 traps before call to bypass_conditional_jumps.
27355 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
27357 PR tree-optimization/71374
27358 * lra-constraints.c (check_conflict_input_operands): New.
27359 (match_reload): Use it.
27361 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
27364 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
27365 account to calculate conflict_set.
27367 2017-01-27 Bin Cheng <bin.cheng@arm.com>
27369 PR rtl-optimization/78559
27370 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
27371 other_insn in combine.
27373 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
27375 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
27376 uint16_type_node for BT_UINT16.
27378 2017-01-27 David Malcolm <dmalcolm@redhat.com>
27380 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
27381 "RTL Tests" to menu.
27382 (GIMPLE Tests): New node.
27383 (RTL Tests): New node.
27385 2017-01-27 Richard Biener <rguenther@suse.de>
27387 PR tree-optimization/79245
27388 * tree-loop-distribution.c (distribute_loop): Apply cost
27389 modeling also to detected patterns.
27391 2017-01-27 Richard Biener <rguenther@suse.de>
27393 PR tree-optimization/71433
27394 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
27395 (compare_assert_loc): New function.
27396 (process_assert_insertions): Sort and optimize assert locations
27397 to remove duplicates and push down identical assertions on
27398 edges to their destination block.
27400 2017-01-27 Richard Biener <rguenther@suse.de>
27402 PR tree-optimization/79244
27403 * tree-vrp.c (remove_range_assertions): Forcefully propagate
27404 out SSA names even if abnormal.
27406 2017-01-27 Jakub Jelinek <jakub@redhat.com>
27408 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
27409 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
27410 instead of MPFR_RNDN.
27412 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
27415 * arm.c (arm_option_override): Don't call build_target_option_node
27416 until after doing all option overrides.
27417 (arm_valid_target_attribute_tree): Likewise.
27419 2017-01-27 Martin Liska <mliska@suse.cz>
27421 * doc/invoke.texi (-fprofile-arcs): Document profiling support
27422 for {cd}tors and C++ {cd}tors.
27424 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
27426 * config/s390/s390.md ("*setmem_long_and")
27427 ("*setmem_long_and_31z"): Use zero_extend instead of and.
27429 2017-01-26 Martin Sebor <msebor@redhat.com>
27431 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
27434 2017-01-26 Martin Sebor <msebor@redhat.com>
27436 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
27437 HAVE_DFmode before using XFmode or DFmode.
27438 (parse_directive): Avoid using the z length modifier to avoid
27439 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
27441 PR middle-end/78703
27442 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
27443 to accept adjustment as an array.
27444 (get_int_range): New function.
27445 (struct directive): Make width and prec arrays.
27446 (directive::set_width, directive::set_precision): Call get_int_range.
27447 (format_integer, format_floating): Handle width and precision ranges.
27448 (format_string, parse_directive): Same.
27450 2017-01-26 Jakub Jelinek <jakub@redhat.com>
27453 * dwarf2out.c (generate_skeleton_bottom_up): For children with
27454 comdat_type_p set, just clone them, but keep the children in the
27458 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
27459 which have direct callers with -fvar-tracking-assignments enabled
27461 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
27462 inside of type units.
27464 2017-01-26 Martin Sebor <msebor@redhat.com>
27466 PR middle-end/78703
27467 * gimple-ssa-sprintf.c (struct result_range): Add likely and
27469 (struct format_result): Replace number_chars, number_chars_min,
27470 and number_chars_max with a single member of struct result_range.
27472 (format_result::operator+=): Adjust.
27473 (struct fmtresult): Remove bounded. Handle likely and unlikely
27475 (fmtresult::adjust_for_width_or_precision): New function.
27476 (fmtresult:type_max_digits): New function.
27477 (bytes_remaining): Handle likely and unlikely counters.
27478 (min_bytes_remaining): Remove.
27479 (format_percent): Simplify.
27480 (format_integer, format_floating): Set likely and unlikely counters.
27481 (get_string_length, format_character, format_string): Same.
27482 (format_plain, should_warn_p): New function.
27483 (maybe_warn): Call should_warn_p. Update diagnostic messages
27484 and handle those for all directives, including plain strings.
27485 (format_directive): Handle likely and unlikely counters.
27486 Remove unnecessary quoting from diagnostics. Add an informational
27488 (add_bytes): Remove.
27489 (pass_sprintf_length::compute_format_length): Simplify.
27490 (try_substitute_return_value): Handle likely and unlikely counters.
27492 2017-01-26 Carl Love <cel@us.ibm.com>
27494 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
27495 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
27497 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
27500 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
27501 endianess for subregs into account.
27502 * lra-constraints.c (lra_constraints): Do risky transformations
27503 always on the first iteration.
27504 * lra-lives.c (check_pseudos_live_through_calls): Add arg
27505 last_call_used_reg_set.
27506 (process_bb_lives): Define and use last_call_used_reg_set.
27507 * lra.c (lra): Always continue after lra_constraints on the first
27510 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
27512 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
27514 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
27516 2017-01-26 Jakub Jelinek <jakub@redhat.com>
27518 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
27519 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
27520 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
27521 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
27522 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
27523 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
27524 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
27525 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
27526 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
27528 2017-01-26 Marek Polacek <polacek@redhat.com>
27531 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
27532 for the third operand.
27534 2017-01-26 Jakub Jelinek <jakub@redhat.com>
27536 PR middle-end/79236
27537 * omp-low.c (struct omp_context): Add simt_stmt field.
27538 (scan_omp_for): Return omp_context *.
27539 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
27540 context to the _simt_ SIMD stmt.
27541 (lower_omp_for): For combined SIMD with sibling _simt_
27542 SIMD, make sure to use the same decls in _looptemp_
27543 clauses as in the sibling.
27545 2017-01-26 David Sherwood <david.sherwood@arm.com>
27547 PR middle-end/79212
27548 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
27551 2017-01-26 Jakub Jelinek <jakub@redhat.com>
27554 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
27555 emit fld b; fld a; if possible.
27557 * brig-builtins.def: Update copyright years.
27558 * config/arm/arm_acle_builtins.def: Update copyright years.
27560 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
27563 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
27564 constraint instead of o for the stxsd instruction.
27566 2017-01-25 Carl Love <cel@us.ibm.com>
27568 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
27569 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
27571 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
27573 * doc/invoke.texi (C++ Dialect Options): Fix typo.
27575 2017-01-25 Richard Biener <rguenther@suse.de>
27577 PR tree-optimization/69264
27578 * target.def (vector_alignment_reachable): Improve documentation.
27579 * doc/tm.texi: Regenerate.
27580 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
27582 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
27583 earlier changes with respect to TYPE_USER_ALIGN.
27584 (vector_alignment_reachable_p): Likewise. Improve dumping.
27586 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27589 * config/arm/arm.md (xordi3): Force constant operand into a register
27592 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27594 * doc/invoke.texi (-fstore-merging): Correct default optimization
27595 levels at which it is enabled.
27596 (-O): Move -fstore-merging from list to...
27599 2017-01-25 Richard Biener <rguenther@suse.de>
27602 * omp-expand.c: Include debug.h.
27603 (expand_omp_taskreg): Make sure to generate early debug before
27604 outlining anything from a function.
27605 (expand_omp_target): Likewise.
27606 (grid_expand_target_grid_body): Likewise.
27608 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
27611 * asan.c (get_translation_unit_decl): New function.
27612 (asan_add_global): Extract modules file name from globals
27613 TRANSLATION_UNIT_DECL name.
27615 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
27618 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
27619 for long calls with APCS frame and VFP.
27621 2017-01-24 David Malcolm <dmalcolm@redhat.com>
27623 * cfg.c (original_copy_tables_initialized_p): New function.
27624 * cfg.h (original_copy_tables_initialized_p): New decl.
27625 * cfgrtl.c (relink_block_chain): Guard the call to
27626 free_original_copy_tables with a call to
27627 original_copy_tables_initialized_p.
27628 * cgraph.h (symtab_node::native_rtl_p): New decl.
27629 * cgraphunit.c (symtab_node::native_rtl_p): New function.
27630 (symtab_node::needed_p): Don't assert for early assembly output
27631 for __RTL functions.
27632 (cgraph_node::finalize_function): Set "force_output" for __RTL
27634 (cgraph_node::analyze): Bail out early for __RTL functions.
27635 (analyze_functions): Update assertion to support __RTL functions.
27636 (cgraph_node::expand): Bail out early for __RTL functions.
27637 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
27639 * function.h (struct function): Update comment for field
27641 * gimple-expr.c: Include "tree-pass.h".
27642 (gimple_has_body_p): Return false for __RTL functions.
27643 * Makefile.in (OBJS): Add run-rtl-passes.o.
27644 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
27646 (gcc::pass_manager::get_clean_slate): New accessor.
27647 * passes.c: Include "insn-addr.h".
27648 (should_skip_pass_p): Add logging. Update logic for running
27649 "expand" to be compatible with both __GIMPLE and __RTL. Guard
27650 property-provider override so it is only done for gimple passes.
27652 (skip_pass): New function.
27653 (execute_one_pass): Call skip_pass when skipping passes.
27654 * read-md.c (md_reader::read_char): Support filtering
27655 the input to a subset of line numbers.
27656 (md_reader::md_reader): Initialize fields
27657 m_first_line and m_last_line.
27658 (md_reader::read_file_fragment): New function.
27659 * read-md.h (md_reader::read_file_fragment): New decl.
27660 (md_reader::m_first_line): New field.
27661 (md_reader::m_last_line): New field.
27662 * read-rtl-function.c (function_reader::create_function): Only
27663 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
27664 curr_properties. Set DECL_INITIAL to a dummy block.
27665 (read_rtl_function_body_from_file_range): New function.
27666 * read-rtl-function.h (read_rtl_function_body_from_file_range):
27668 * run-rtl-passes.c: New file.
27669 * run-rtl-passes.h: New file.
27671 2017-01-24 Jeff Law <law@redhat.com>
27673 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
27676 2017-01-24 Bin Cheng <bin.cheng@arm.com>
27678 PR tree-optimization/79159
27679 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
27680 (record_nonwrapping_iv): Improve boundary using above function if no
27681 value range information.
27683 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
27684 Martin Jambor <mjambor@suse.cz>
27686 * brig-builtins.def: New file.
27687 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
27688 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
27689 (DEF_HSAIL_SAT_BUILTIN): Likewise.
27690 (DEF_HSAIL_INTR_BUILTIN): Likewise.
27691 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
27692 * builtin-types.def (BT_INT8): New.
27693 (BT_INT16): Likewise.
27694 (BT_UINT8): Likewise.
27695 (BT_UINT16): Likewise.
27696 (BT_FN_ULONG): Likewise.
27697 (BT_FN_UINT_INT): Likewise.
27698 (BT_FN_UINT_ULONG): Likewise.
27699 (BT_FN_UINT_LONG): Likewise.
27700 (BT_FN_UINT_PTR): Likewise.
27701 (BT_FN_ULONG_PTR): Likewise.
27702 (BT_FN_INT8_FLOAT): Likewise.
27703 (BT_FN_INT16_FLOAT): Likewise.
27704 (BT_FN_UINT32_FLOAT): Likewise.
27705 (BT_FN_UINT16_FLOAT): Likewise.
27706 (BT_FN_UINT8_FLOAT): Likewise.
27707 (BT_FN_UINT64_FLOAT): Likewise.
27708 (BT_FN_UINT16_UINT32): Likewise.
27709 (BT_FN_UINT32_UINT16): Likewise.
27710 (BT_FN_UINT16_UINT16_UINT16): Likewise.
27711 (BT_FN_INT_PTR_INT): Likewise.
27712 (BT_FN_UINT_PTR_UINT): Likewise.
27713 (BT_FN_LONG_PTR_LONG): Likewise.
27714 (BT_FN_ULONG_PTR_ULONG): Likewise.
27715 (BT_FN_VOID_UINT64_UINT64): Likewise.
27716 (BT_FN_UINT8_UINT8_UINT8): Likewise.
27717 (BT_FN_INT8_INT8_INT8): Likewise.
27718 (BT_FN_INT16_INT16_INT16): Likewise.
27719 (BT_FN_INT_INT_INT): Likewise.
27720 (BT_FN_UINT_FLOAT_UINT): Likewise.
27721 (BT_FN_FLOAT_UINT_UINT): Likewise.
27722 (BT_FN_ULONG_UINT_UINT): Likewise.
27723 (BT_FN_ULONG_UINT_PTR): Likewise.
27724 (BT_FN_ULONG_ULONG_ULONG): Likewise.
27725 (BT_FN_UINT_UINT_UINT): Likewise.
27726 (BT_FN_VOID_UINT_PTR): Likewise.
27727 (BT_FN_UINT_UINT_PTR: Likewise.
27728 (BT_FN_UINT32_UINT64_PTR): Likewise.
27729 (BT_FN_INT_INT_UINT_UINT): Likewise.
27730 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
27731 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
27732 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
27733 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
27734 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
27735 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
27736 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
27737 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
27738 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
27739 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
27740 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
27741 * doc/frontends.texi: List BRIG FE.
27742 * doc/install.texi (Testing): Add BRIG tesring requirements.
27743 * doc/invoke.texi (Overall Options): Mention BRIG.
27744 * doc/standards.texi (Standards): Doucment BRIG HSA version.
27746 2017-01-24 Richard Biener <rguenther@suse.de>
27748 PR translation/79208
27749 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
27751 2017-01-24 Martin Jambor <mjambor@suse.cz>
27754 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
27755 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
27756 and known_contexts.
27758 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
27760 PR middle-end/79123
27761 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
27762 casts from signed to unsigned really don't have a range.
27764 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
27766 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
27767 GMP_RNDx for compatiblity.
27769 2017-01-24 Martin Liska <mliska@suse.cz>
27772 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
27773 that would prevent us to call alloca with -1 as argument.
27775 2017-01-24 Jakub Jelinek <jakub@redhat.com>
27777 * dwarf2out.c (output_compilation_unit_header, output_file_names):
27778 Avoid -Wformat-security warning.
27780 2017-01-23 Andrew Pinski <apinski@cavium.com>
27782 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
27785 2017-01-23 Martin Sebor <msebor@redhat.com>
27787 PR middle-end/78703
27788 * gimple-ssa-sprintf.c (warn_level): New global.
27789 (format_integer): Use it here and throughout the rest of the file.
27790 Use the same switch to compute sign as base.
27791 (maybe_warn): New function.
27792 (format_directive): Factor out warnings into maybe_warn.
27793 Add debugging output. Use warn_level.
27794 (add_bytes): Use warn_level.
27795 (pass_sprintf_length::compute_format_length): Add debugging output.
27796 (try_substitute_return_value): Same.
27797 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
27799 PR middle-end/78703
27800 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
27801 (struct fmtresult, format_integer, format_floating): Adjust.
27802 (fmtresult::fmtresult): Set max correctly in two argument ctor.
27803 (get_string_length, format_string,format_directive): Same.
27804 (pass_sprintf_length::compute_format_length): Same.
27805 (try_substitute_return_value): Simplify slightly.
27807 PR middle-end/78703
27808 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
27809 (fmtresult::operator+=): Outlined.
27810 (struct fmtresult): Add ctors.
27811 (struct conversion_spec): Rename...
27812 (struct directive): ...to this. Add and remove data members.
27813 (directive::set_width, directive::set_precision): New functions.
27814 (format_percent): Use fmtresult ctor.
27815 (get_width_and_precision): Remove.
27816 (format_integer): Make naming changes. Avoid computing width and
27818 (format_floating): Same. Adjust indentation.
27819 (format_character, format_none): New functions.
27820 (format_string): Moved character handling to format_character.
27821 (format_directive): Remove arguments, change return type.
27822 (parse_directive): New function.
27823 (pass_sprintf_length::compute_format_length): Move directive
27824 parsing to parse_directive.
27826 2017-01-23 Jakub Jelinek <jakub@redhat.com>
27828 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
27829 (assign_assembler_name_if_needed): ... this.
27830 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
27831 (assign_assembler_name_if_needed): ... this.
27832 (free_lang_data_in_cgraph): Adjust callers.
27833 * cgraphunit.c (cgraph_node::analyze): Likewise.
27834 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
27837 2017-01-23 Richard Biener <rguenther@suse.de>
27839 PR tree-optimization/79088
27840 PR tree-optimization/79188
27841 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
27842 resetting loop bounds after last path deletion. Reset loop
27843 bounds of the target loop, make code match the comments.
27844 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
27845 Make sure loops need no fixups.
27847 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
27849 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
27850 exponent support with double type for first argument.
27851 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
27852 type returned by __builtin_vec_extract_sig,
27853 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
27854 functions from "vector int" to "vector unsigned int" or from
27855 "vector long long int" to "vector unsigned long long int".
27856 Changed type returned by __builtin_vec_extract_exp,
27857 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
27858 functions from "vector int" to "vector unsigned int" or from
27859 "vector long long int" to "vector unsigned long long int".
27860 Changed return type of __builtin_vec_test_data_class,
27861 __builtin_vec_test_data_class_sp, and
27862 __builtin_vec_test_data_class_dp from "vector int" to
27863 "vector bool int" or from "vector long long int" to "vector bool
27864 long long int" and changed second argument type from "unsigned
27865 int" to "int". Added new overloaded function forms "vector float
27866 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
27867 "vector float __builtin_vec_insert_exp_sp (vector float, vector
27868 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
27869 double, vector unsigned long long int)" and "vector double
27870 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
27871 long int)". Changed return type of
27872 __builtin_scalar_test_data_class and
27873 __builtin_scalar_test_data_class_sp and
27874 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
27875 int" and changed second argument from "unsigned int" to "int".
27876 Changed type returned by __builtin_scalar_test_neg,
27877 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
27878 from "int" to "bool int". Added new overloaded function form
27879 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
27880 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
27881 exponent double-precision with floating point first argument.
27882 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
27883 documentation of scalar_test_data_class, scalar_test_neg,
27884 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
27885 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
27886 vec_test_data_class built-in functions to reflect refinements in
27887 their type signatures.
27889 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
27891 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
27893 (aarch64_elf_asm_destructor): Likewise.
27895 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
27897 PR rtl-optimization/78634
27898 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
27899 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
27900 * ifcvt.c (noce_try_cmove): Add missing cost check.
27902 PR rtl-optimization/71724
27903 * combine.c (if_then_else_cond): Look for situations where it is
27904 beneficial to undo the work of one of the recursive calls.
27906 2017-01-23 Bin Cheng <bin.cheng@arm.com>
27908 PR tree-optimization/70754
27909 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
27910 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
27911 combined stmt before it if not NULL.
27912 (combine_chains): Process refs reversely and compute dominance point
27915 2017-01-23 Martin Liska <mliska@suse.cz>
27917 PR tree-optimization/79196
27918 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
27919 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
27921 (strlen_optimize_stmt): Call the renamed function.
27923 2017-01-23 Michael Matz <matz@suse.de>
27925 PR tree-optimization/78384
27926 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
27928 2017-01-23 Richard Biener <rguenther@suse.de>
27930 PR tree-optimization/79186
27931 * tree-vrp.c (register_new_assert_for): Make sure we've seen
27932 both incoming edges before moving an assert.
27934 2017-01-23 Martin Jambor <mjambor@suse.cz>
27936 * ipa-prop.c (load_from_param_1): Removed.
27937 (load_from_unmodified_param): Bits from load_from_param_1 put back
27939 (load_from_param): Removed.
27940 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
27941 with stmt. Reverted back to use of load_from_unmodified_param.
27943 2017-01-23 Martin Jambor <mjambor@suse.cz>
27946 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
27947 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
27948 field a pointer to garbage collected vector, mark lattices and
27949 ipcp_orig_node with GTY((skip)).
27950 (ipa_get_param_count): Adjust to descriptors being a pointer.
27951 (ipa_get_param): Likewise.
27952 (ipa_get_type): Likewise.
27953 (ipa_get_param_move_cost): Likewise.
27954 (ipa_set_param_used): Likewise.
27955 (ipa_get_controlled_uses): Likewise.
27956 (ipa_set_controlled_uses): Likewise.
27957 (ipa_is_param_used): Likewise.
27958 (ipa_node_params_t): Move into garbage collector. New methods insert
27960 (ipa_node_params_sum): Annotate wth GTY(()).
27961 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
27963 (ipa_load_from_parm_agg): Adjust declaration.
27964 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
27965 * ipa-profile.c (ipa_profile): Likewise.
27966 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
27967 (ipa_populate_param_decls): Make descriptors parameter garbage
27969 (ipa_dump_param): Adjust to descriptors being a pointer.
27970 (ipa_alloc_node_params): Likewise.
27971 (ipa_initialize_node_params): Likewise.
27972 (load_from_param_1): Make descriptors parameter garbage collected.
27973 (load_from_unmodified_param): Likewise.
27974 (load_from_param): Likewise.
27975 (ipa_load_from_parm_agg): Likewise.
27976 (ipa_node_params::~ipa_node_params): Removed.
27977 (ipa_free_all_node_params): Remove call to delete operator.
27978 (ipa_node_params_t::insert): New.
27979 (ipa_node_params_t::remove): Likewise.
27980 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
27981 copy known_csts and known_contexts vectors.
27982 (ipa_read_node_info): Adjust to descriptors being a pointer.
27983 (ipcp_modif_dom_walker): Make m_descriptors field garbage
27985 (ipcp_transform_function): Make descriptors variable garbage
27988 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
27990 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
27991 * config/i386/avx512dqintrin.h: Ditto.
27992 * config/i386/avx512fintrin.h: Ditto.
27993 * config/i386/i386.c: Handle new builtins.
27994 * config/i386/i386-builtin.def: Add new builtins.
27995 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
27996 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
27998 2017-01-23 Jakub Jelinek <jakub@redhat.com>
27999 Martin Liska <mliska@suse.cz>
28001 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
28002 * asan.c (asan_expand_poison_ifn): Support stores and use
28003 appropriate ASAN report function.
28004 * internal-fn.c (expand_ASAN_POISON_USE): New function.
28005 * internal-fn.def (ASAN_POISON_USE): Declare.
28006 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
28007 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
28008 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
28009 ASAN_POISON calls w/o LHS.
28010 * tree-ssa.c (execute_update_addresses_taken): Create clobber
28011 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
28012 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
28013 * gimplify.c (asan_poison_variables): Add attribute
28014 use_after_scope_memory to variables that really needs to live
28016 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
28017 having the attribute.
28019 2017-01-23 Martin Liska <mliska@suse.cz>
28021 * asan.c (create_asan_shadow_var): New function.
28022 (asan_expand_poison_ifn): Likewise.
28023 * asan.h (asan_expand_poison_ifn): New declaration.
28024 * internal-fn.c (expand_ASAN_POISON): Likewise.
28025 * internal-fn.def (ASAN_POISON): New builtin.
28026 * sanopt.c (pass_sanopt::execute): Expand
28027 asan_expand_poison_ifn.
28028 * tree-inline.c (copy_decl_for_dup_finish): Make function
28030 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
28031 * tree-ssa.c (is_asan_mark_p): New function.
28032 (execute_update_addresses_taken): Rewrite local variables
28033 (identified just by use-after-scope as addressable) into SSA.
28035 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
28037 * doc/install.texi (Specific): opensource.apple.com uses https
28038 now. Remove trailing slash.
28040 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
28042 * README.Portability: Remove note on an Irix compatibility issue.
28044 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
28046 * gcov.c (INCLUDE_ALGORITHM): Define.
28047 (INCLUDE_VECTOR): Define.
28048 No longer include <vector> and <algorithm> directly.
28050 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
28052 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
28054 * doc/invoke.texi (Code Gen Options): Ditto.
28056 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
28059 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
28061 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
28063 rtl-optimization/79125
28064 * cprop.c (local_cprop_pass): Handle cases where we make an
28065 unconditional trap.
28067 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
28071 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
28072 read from, for big endian.
28074 2017-01-20 Jiong Wang <jiong.wang@arm.com>
28076 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
28077 register pauth builtins for LP64 only.
28079 2017-01-20 Marek Polacek <polacek@redhat.com>
28082 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
28085 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
28087 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
28089 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
28090 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
28091 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
28093 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28096 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
28097 in big-endian mode when they are not a single duplicated value.
28099 2017-01-20 Richard Biener <rguenther@suse.de>
28101 * BASE-VER: Bump to 7.0.1.
28103 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
28105 * omp-low.c (omplow_simd_context): New struct. Use it...
28106 (lower_rec_simd_input_clauses): ...here and...
28107 (lower_rec_input_clauses): ...here to hold common data. Adjust all
28108 references to idx, lane, max_vf, is_simt.
28110 2017-01-20 Graham Markall <graham.markall@embecosm.com>
28112 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
28115 2017-01-20 Martin Jambor <mjambor@suse.cz>
28117 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
28118 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
28120 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
28121 (GTFILES): Rename hsa.c to hsa-common.c.
28122 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
28123 * hsa-dump.c: Likewise.
28124 * hsa-gen.c: Likewise.
28125 * hsa-regalloc.c: Likewise.
28126 * ipa-hsa.c: Likewise.
28127 * omp-expand.c: Likewise.
28128 * omp-low.c: Likewise.
28129 * toplev.c: Likewise.
28131 2017-01-20 Marek Polacek <polacek@redhat.com>
28134 * doc/invoke.texi: Document -Wduplicated-branches.
28135 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
28136 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
28137 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
28138 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
28139 return 0 only when not OEP_LEXICOGRAPHIC.
28140 (fold_build_cleanup_point_expr): Use the expression
28141 location when building CLEANUP_POINT_EXPR.
28142 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
28143 * tree.c (add_expr): Handle error_mark_node.
28145 2017-01-20 Martin Liska <mliska@suse.cz>
28148 * tree-profile.c (init_ic_make_global_vars): Do not call
28150 (gimple_init_gcov_profiler): Likewise.
28152 2017-01-20 Martin Liska <mliska@suse.cz>
28155 * cgraph.h (maybe_create_reference): Remove argument and
28157 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
28159 * ipa-cp.c (create_specialized_node): Likewise.
28160 * symtab.c (symtab_node::maybe_create_reference): Handle
28161 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
28163 2017-01-20 Martin Liska <mliska@suse.cz>
28165 * read-rtl-function.c (function_reader::create_function): Use
28166 build_decl instread of build_decl_stat.
28168 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
28170 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
28171 * config/i386/avx512dqintrin.h: Ditto.
28172 * config/i386/avx512fintrin.h: Ditto.
28173 * config/i386/i386-builtin-types.def: Add new types.
28174 * config/i386/i386.c: Handle new types.
28175 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
28176 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
28177 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
28178 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
28179 (__builtin_ia32_kshiftridi): New.
28180 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
28182 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
28186 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
28187 define to rs6000_init_stack_protect_guard.
28188 (rs6000_init_stack_protect_guard): New function.
28190 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
28191 Yunqiang Su <yunqiang.su@imgtec.com>
28193 * config.gcc (supported_defaults): Add madd4.
28194 (with_madd4): Add validation.
28195 (all_defaults): Add madd4.
28196 * config/mips/mips.opt (mmadd4): New option.
28197 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
28199 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
28201 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
28202 (ISA_HAS_FUSED_MADD4): Likewise.
28203 * doc/invoke.texi (-mmadd4): Document the new option.
28204 * doc/install.texi (--with-madd4): Document the new option.
28206 2017-01-19 Jiong Wang <jiong.wang@arm.com>
28208 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
28209 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
28210 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
28211 (aarch64_init_pauth_hint_builtins): New.
28212 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
28213 (aarch64_expand_builtin): Expand new builtins.
28215 2017-01-19 Jiong Wang <jiong.wang@arm.com>
28217 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
28218 * combine-stack-adj.c (no_unhandled_cfa): Handle
28219 REG_CFA_TOGGLE_RA_MANGLE.
28220 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
28221 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
28222 info for return address signing.
28223 (aarch64_expand_epilogue): Likewise.
28225 2017-01-19 Jiong Wang <jiong.wang@arm.com>
28227 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
28228 * config/aarch64/aarch64-protos.h
28229 (aarch64_return_address_signing_enabled): New declaration.
28230 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
28232 (aarch64_expand_prologue): Sign return address before it's pushed onto
28234 (aarch64_expand_epilogue): Authenticate return address fetched from
28236 (aarch64_override_options): Sanity check for ILP32 and ISA level.
28237 (aarch64_attributes): New function attributes for "sign-return-address".
28238 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
28239 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
28240 ("*do_return"): Generate combined instructions according to key index.
28241 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
28242 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
28244 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
28245 * config/aarch64/aarch64.opt (msign-return-address=): New.
28246 * doc/extend.texi (AArch64 Function Attributes): Documents
28247 "sign-return-address=".
28248 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
28250 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
28252 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
28253 overall option summary.
28255 2017-01-19 Jiong Wang <jiong.wang@arm.com>
28257 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
28258 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
28259 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
28260 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
28262 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
28264 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
28265 -mpower9-minmax by default for -mcpu=power9.
28266 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
28267 128-bit floating point.
28269 2017-01-20 Alan Modra <amodra@gmail.com>
28271 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
28272 optimizing for size.
28274 2017-01-20 Alan Modra <amodra@gmail.com>
28277 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
28278 for strcmp and strncmp from corresponding builtin decl.
28280 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
28282 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
28283 instead of i386/rtems-64.h.
28284 * config/i386/rtems-64.h: Remove.
28286 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
28290 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
28292 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
28294 2017-01-19 Tamar Christina <tamar.christina@arm.com>
28296 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
28297 Change int to HOST_WIDE_INT.
28298 * config/aarch64/aarch64-protos.h
28299 (aarch64_simd_gen_const_vector_dup): Likewise.
28300 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
28302 2017-01-19 David Malcolm <dmalcolm@redhat.com>
28304 * langhooks-def.h (lhd_type_for_size): New decl.
28305 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
28306 * langhooks.c (lhd_type_for_size): New function, taken from
28309 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
28311 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
28312 define_bypass for CR latency.
28313 (power9-cracked-alu): Update bypass latency and remove power9-branch.
28314 (power9-alu2): Add define_bypass for CR latency.
28316 (power9-mul): Update insn latency.
28317 (power9-mul-compare): Update insn latency, bypass latency and remove
28320 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28322 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
28324 * config/aarch64/aarch64.md
28325 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
28326 aarch64_nopcrelative_literal_loads.
28327 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
28329 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
28331 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
28332 TARGET_LOONGSON_3A.
28333 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
28335 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
28338 * config.gcc (supported_defaults): Add lxc1-sxc1.
28339 (with_lxc1_sxc1): Add validation.
28340 (all_defaults): Add lxc1-sxc1.
28341 * config/mips/mips.opt (mlxc1-sxc1): New option.
28342 * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
28344 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
28345 __mips_no_lxc1_sxc1.
28346 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
28347 * doc/invoke.texi (-mlxc1-sxc1): Document the new option.
28348 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
28350 2017-01-19 Richard Biener <rguenther@suse.de>
28352 PR tree-optimization/72488
28353 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
28354 sure to restore SSA info.
28355 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
28357 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
28359 PR rtl-optimization/79121
28360 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
28361 of the inner type when shifting an extended value.
28363 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
28366 * symtab.c (symtab_node::equal_address_to): Fix comparing of
28367 interposable aliases.
28369 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
28372 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
28373 Use the evmergelohi instruction.
28374 (mov_si<mode>_e500_subreg4_2_le): Likewise.
28375 (mov_sitf_e500_subreg8_2_be): Likewise.
28376 (mov_sitf_e500_subreg12_2_le): Likewise.
28377 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
28378 (mov_si<mode>_e500_subreg4_2_be): Likewise.
28379 (mov_sitf_e500_subreg8_2_le): Likewise.
28380 (mov_sitf_e500_subreg12_2_be): Likewise.
28382 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28384 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
28385 attribute from vecsimple to vecperm.
28386 (altivec_vbpermq2): Likewise.
28388 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28391 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
28393 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
28394 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
28395 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
28396 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
28397 case where N arg is SIZE_MAX.
28398 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
28399 (cmpstrsi): Add pattern.
28401 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
28403 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
28404 __builtin_vec_revb builtins.
28405 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
28406 built-in functions to support generation of the ISA 3.0 XXBR<x>
28407 vector byte reverse instructions.
28408 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
28409 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
28410 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
28411 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
28412 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
28413 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
28414 (P9V_BUILTIN_VEC_REVB): Likewise.
28415 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
28416 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
28417 (p9_xxbrq_v16qi): Likewise.
28418 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
28419 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
28420 (p9_xxbrh_v8hi): Likewise.
28421 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
28422 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
28423 vec_revb built-in functions.
28425 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
28427 PR rtl-optimization/78952
28428 * config/i386/i386.md (any_extract): New code iterator.
28429 (*insvqi_2): Use any_extract for source operand.
28430 (*insvqi_3): Use any_shiftrt for source operand.
28432 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
28434 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
28436 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
28438 2017-01-18 Matthias Klose <doko@ubuntu.com>
28440 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
28442 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28444 * config/rs6000/altivec.h (vec_bperm): Change #define.
28445 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
28446 (altivec_vbpermq2): New define_insn.
28447 (altivec_vbpermd): Likewise.
28448 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
28449 function interface.
28450 (VBPERMD): Likewise.
28451 (VBPERM): New polymorphic function interface.
28452 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
28453 Add entries for P9V_BUILTIN_VEC_VBPERM.
28454 * doc/extend.texi: Add interfaces for vec_bperm.
28456 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28458 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
28459 first letter of error messages.
28460 (s390_resolve_overloaded_builtin): Likewise.
28461 * config/s390/s390.c (s390_expand_builtin): Likewise.
28462 (s390_invalid_arg_for_unprototyped_fn): Likewise.
28463 (s390_valid_target_attribute_inner_p): Likewise.
28464 * config/s390/s390.md ("tabort"): Likewise.
28466 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
28468 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
28469 (ISA_AVOID_DIV_HILO): New macro.
28470 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
28471 (ISA_HAS_DDIV): Likewise.
28473 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
28475 * doc/invoke.texi (fabi-version): Correct number of occurrences.
28477 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
28479 * doc/invoke.texi (fabi-version): Spelling fix.
28481 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
28484 * doc/invoke.texi (fabi-version): Mention mangling fix for
28487 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
28490 * doc/invoke.texi (fabi-version): Document discriminator mangling.
28492 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
28495 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
28496 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
28498 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
28500 (stack_protect_test): Ditto.
28501 * config/rs6000/rs6000.opt (mstack-protector-guard=,
28502 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
28504 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
28505 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
28506 -mstack-protector-guard-offset=.
28507 (RS/6000 and PowerPC Options): Ditto.
28509 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
28511 * config/i386/i386.h (MASK_CLASS_P): New define.
28512 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
28513 there are no registers from different register sets also when
28514 mask registers are used. Update function comment.
28515 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
28516 to (*k/*r) and (*k/*km) alternatives.
28518 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
28520 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
28521 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
28522 (EH_RETURN_HANDLER_RTX): New define.
28523 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
28524 Force frame pointer in EH return functions.
28525 (aarch64_expand_epilogue): Add barrier for eh_return.
28526 (aarch64_final_eh_return_addr): Remove.
28527 (aarch64_eh_return_handler_rtx): New function.
28528 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
28530 (aarch64_eh_return_handler_rtx): New prototype.
28532 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28534 * config/rs6000/altivec.h (vec_rlmi): New #define.
28535 (vec_vrlnm): Likewise.
28536 (vec_rlnm): Likewise.
28537 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
28538 (UNSPEC_VRLNM): Likewise.
28539 (VIlong): New mode iterator.
28540 (altivec_vrl<VI_char>mi): New define_insn.
28541 (altivec_vrl<VI_char>nm): Likewise.
28542 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
28544 (VRLDNM): Likewise.
28545 (RLNM): New polymorphic function entry.
28546 (VRLWMI): New monomorphic function entry.
28547 (VRLDMI): Likewise.
28548 (RLMI): New polymorphic function entry.
28549 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
28550 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
28551 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
28554 2017-01-17 Jakub Jelinek <jakub@redhat.com>
28557 * dwarf2out.c (field_byte_offset): Restore the
28558 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
28559 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
28560 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
28563 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
28566 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
28568 2017-01-17 Jakub Jelinek <jakub@redhat.com>
28571 * dwarf2out.c (add_data_member_location_attribute): For constant
28572 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
28573 instead of DW_AT_data_member_location, DW_AT_bit_offset and
28574 DW_AT_byte_size attributes.
28576 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
28578 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
28579 after forcing to constant memory when the code model is medium.
28581 2017-01-17 Julia Koval <julia.koval@intel.com>
28584 * config/i386/avx512fintrin.h
28585 (_mm512_i32gather_ps): Change __addr type to void const*.
28586 (_mm512_mask_i32gather_ps): Ditto.
28587 (_mm512_i32gather_pd): Ditto.
28588 (_mm512_mask_i32gather_pd): Ditto.
28589 (_mm512_i64gather_ps): Ditto.
28590 (_mm512_mask_i64gather_ps): Ditto.
28591 (_mm512_i64gather_pd): Ditto.
28592 (_mm512_mask_i64gather_pd): Ditto.
28593 (_mm512_i32gather_epi32): Ditto.
28594 (_mm512_mask_i32gather_epi32): Ditto.
28595 (_mm512_i32gather_epi64): Ditto.
28596 (_mm512_mask_i32gather_epi64): Ditto.
28597 (_mm512_i64gather_epi32): Ditto.
28598 (_mm512_mask_i64gather_epi32): Ditto.
28599 (_mm512_i64gather_epi64): Ditto.
28600 (_mm512_mask_i64gather_epi64): Ditto.
28601 (_mm512_i32scatter_ps): Change __addr type to void*.
28602 (_mm512_mask_i32scatter_ps): Ditto.
28603 (_mm512_i32scatter_pd): Ditto.
28604 (_mm512_mask_i32scatter_pd): Ditto.
28605 (_mm512_i64scatter_ps): Ditto.
28606 (_mm512_mask_i64scatter_ps): Ditto.
28607 (_mm512_i64scatter_pd): Ditto.
28608 (_mm512_mask_i64scatter_pd): Ditto.
28609 (_mm512_i32scatter_epi32): Ditto.
28610 (_mm512_mask_i32scatter_epi32): Ditto.
28611 (_mm512_i32scatter_epi64): Ditto.
28612 (_mm512_mask_i32scatter_epi64): Ditto.
28613 (_mm512_i64scatter_epi32): Ditto.
28614 (_mm512_mask_i64scatter_epi32): Ditto.
28615 (_mm512_i64scatter_epi64): Ditto.
28616 (_mm512_mask_i64scatter_epi64): Ditto.
28617 * config/i386/avx512pfintrin.h
28618 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
28619 (_mm512_mask_prefetch_i32gather_ps): Ditto.
28620 (_mm512_mask_prefetch_i64gather_pd): Ditto.
28621 (_mm512_mask_prefetch_i64gather_ps): Ditto.
28622 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
28623 (_mm512_prefetch_i32scatter_ps): Ditto.
28624 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
28625 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
28626 (_mm512_prefetch_i64scatter_pd): Ditto.
28627 (_mm512_prefetch_i64scatter_ps): Ditto.
28628 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
28629 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
28630 * config/i386/avx512vlintrin.h
28631 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
28632 (_mm_mmask_i32gather_ps): Ditto.
28633 (_mm256_mmask_i32gather_pd): Ditto.
28634 (_mm_mmask_i32gather_pd): Ditto.
28635 (_mm256_mmask_i64gather_ps): Ditto.
28636 (_mm_mmask_i64gather_ps): Ditto.
28637 (_mm256_mmask_i64gather_pd): Ditto.
28638 (_mm_mmask_i64gather_pd): Ditto.
28639 (_mm256_mmask_i32gather_epi32): Ditto.
28640 (_mm_mmask_i32gather_epi32): Ditto.
28641 (_mm256_mmask_i32gather_epi64): Ditto.
28642 (_mm_mmask_i32gather_epi64): Ditto.
28643 (_mm256_mmask_i64gather_epi32): Ditto.
28644 (_mm_mmask_i64gather_epi32): Ditto.
28645 (_mm256_mmask_i64gather_epi64): Ditto.
28646 (_mm_mmask_i64gather_epi64): Ditto.
28647 (_mm256_i32scatter_ps): Change __addr type to void*.
28648 (_mm256_mask_i32scatter_ps): Ditto.
28649 (_mm_i32scatter_ps): Ditto.
28650 (_mm_mask_i32scatter_ps): Ditto.
28651 (_mm256_i32scatter_pd): Ditto.
28652 (_mm256_mask_i32scatter_pd): Ditto.
28653 (_mm_i32scatter_pd): Ditto.
28654 (_mm_mask_i32scatter_pd): Ditto.
28655 (_mm256_i64scatter_ps): Ditto.
28656 (_mm256_mask_i64scatter_ps): Ditto.
28657 (_mm_i64scatter_ps): Ditto.
28658 (_mm_mask_i64scatter_ps): Ditto.
28659 (_mm256_i64scatter_pd): Ditto.
28660 (_mm256_mask_i64scatter_pd): Ditto.
28661 (_mm_i64scatter_pd): Ditto.
28662 (_mm_mask_i64scatter_pd): Ditto.
28663 (_mm256_i32scatter_epi32): Ditto.
28664 (_mm256_mask_i32scatter_epi32): Ditto.
28665 (_mm_i32scatter_epi32): Ditto.
28666 (_mm_mask_i32scatter_epi32): Ditto.
28667 (_mm256_i32scatter_epi64): Ditto.
28668 (_mm256_mask_i32scatter_epi64): Ditto.
28669 (_mm_i32scatter_epi64): Ditto.
28670 (_mm_mask_i32scatter_epi64): Ditto.
28671 (_mm256_i64scatter_epi32): Ditto.
28672 (_mm256_mask_i64scatter_epi32): Ditto.
28673 (_mm_i64scatter_epi32): Ditto.
28674 (_mm_mask_i64scatter_epi32): Ditto.
28675 (_mm256_i64scatter_epi64): Ditto.
28676 (_mm256_mask_i64scatter_epi64): Ditto.
28677 (_mm_i64scatter_epi64): Ditto.
28678 (_mm_mask_i64scatter_epi64): Ditto.
28679 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
28680 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
28681 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
28682 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
28683 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
28684 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
28685 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
28686 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
28687 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
28688 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
28689 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
28690 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
28691 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
28692 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
28693 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
28694 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
28695 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
28696 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
28697 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
28698 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
28699 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
28700 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
28701 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
28702 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
28703 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
28704 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
28705 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
28706 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
28707 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
28708 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
28709 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
28710 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
28711 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
28712 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
28713 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
28714 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
28715 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
28716 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
28717 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
28718 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
28719 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
28720 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
28721 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
28722 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
28723 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
28724 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
28725 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
28726 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
28727 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
28728 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
28729 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
28730 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
28731 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
28732 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
28733 definitions accordingly.
28735 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
28736 Kuan-Lin Chen <kuanlinchentw@gmail.com>
28739 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
28742 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
28745 * ira-conflicts.c (ira_build_conflicts): Update total conflict
28746 hard regs for inner regno.
28748 2017-01-17 Martin Liska <mliska@suse.cz>
28751 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
28752 assumption and add comment.
28754 2017-01-17 Nathan Sidwell <nathan@acm.org>
28756 * ipa-visibility.c (localize_node): New function, broken out of ...
28757 (function_and_variable_visibility): ... here. Call it.
28759 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
28761 PR middle-end/77445
28762 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
28763 correctly set frequency of oudgoing edge.
28764 (duplicate_thread_path): Fix profile updating.
28766 2017-01-17 Jakub Jelinek <jakub@redhat.com>
28769 * configure.ac: Add GCC_BASE_VER.
28770 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
28771 version from BASE-VER file.
28772 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
28773 (gcc.o): Depend on $(BASEVER).
28774 * common.opt (dumpfullversion): New option.
28775 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
28776 * doc/invoke.texi: Document -dumpfullversion.
28777 * doc/install.texi: Document --with-gcc-major-version-only.
28778 * configure: Regenerated.
28780 2017-01-17 Richard Biener <rguenther@suse.de>
28782 PR tree-optimization/71433
28783 * tree-vrp.c (register_new_assert_for): Merge same asserts
28784 on all incoming edges.
28785 (process_assert_insertions_for): Handle insertions at the
28788 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
28790 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
28791 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
28793 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
28796 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
28799 2017-01-17 Alan Modra <amodra@gmail.com>
28802 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
28803 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
28804 symbolic stack limit when pic.
28806 2017-01-16 Martin Sebor <msebor@redhat.com>
28808 PR tree-optimization/78608
28809 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
28811 2017-01-16 Jeff Law <law@redhat.com>
28814 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
28815 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
28816 for several include directories that may be relative to sysroot.
28817 * config/i386/x-mingw32 (gplus_includedir): Define.
28818 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
28819 (native_system_includedir): Likewise.
28820 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
28821 override if TARGET_SYSTEM_ROOT is defined.
28822 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
28824 PR tree-optimization/79090
28825 PR tree-optimization/33562
28826 PR tree-optimization/61912
28827 PR tree-optimization/77485
28828 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
28829 and computed trims into the dump file.
28831 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
28833 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
28835 2017-01-16 Jakub Jelinek <jakub@redhat.com>
28838 * gimplify.c (gimplify_init_constructor): If want_value and
28839 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
28843 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
28844 sequence. Formatting fixes.
28845 (doloop_optimize): Formatting fixes.
28848 * gcc.c (debug_level_greater_than_spec_func): New function.
28849 (static_spec_functions): Add debug-level-gt spec function.
28850 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
28852 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
28853 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
28854 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
28855 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
28856 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
28857 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
28859 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
28861 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
28862 QImode fixups to general and mask registers only.
28864 2017-01-16 Carl Love <cel@us.ibm.com>
28866 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
28867 for built-in functions
28868 vector signed char vec_nabs (vector signed char)
28869 vector signed short vec_nabs (vector signed short)
28870 vector signed int vec_nabs (vector signed int)
28871 vector signed long long vec_nabs (vector signed long long)
28872 vector float vec_nabs (vector float)
28873 vector double vec_nabs (vector double)
28874 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
28876 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
28877 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
28878 * doc/extend.texi: Update the documentation file for the new built-in
28881 2017-01-16 Martin Sebor <msebor@redhat.com>
28883 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
28886 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28888 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
28889 UNSPEC_VSX__XXSPLTD to require special splat handling.
28891 2017-01-16 David Malcolm <dmalcolm@redhat.com>
28894 * system.h: Poison strndup.
28896 2017-01-16 Alan Modra <amodra@gmail.com>
28899 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
28902 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
28904 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
28906 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
28908 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
28909 call recog here. Assert that INSN_CODE (insn) is non-negative.
28911 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
28914 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
28916 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
28917 in the currently scheduled RTL fragment.
28919 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
28921 PR rtl-optimization/78751
28922 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
28925 2017-01-14 Jeff Law <law@redhat.com>
28927 PR tree-optimization/79090
28928 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
28929 variable length stores.
28930 (compute_trims): Delete dead assignment to *trim_tail.
28931 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
28934 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
28936 PR rtl-optimization/78626
28937 PR rtl-optimization/78727
28938 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
28939 of a block, and split such blocks after everything else is finished.
28941 2017-01-14 Alan Modra <amodra@gmail.com>
28944 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
28945 target legitimate_combined_insn.
28946 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
28947 (rs6000_legitimate_combined_insn): New function.
28948 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
28950 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
28951 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
28952 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
28954 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
28956 * doc/frontends.texi (G++ and GCC): Remove references to Java.
28958 2017-01-13 Jeff Law <law@redhat.com>
28960 PR tree-optimization/33562
28961 PR tree-optimization/61912
28962 PR tree-optimization/77485
28963 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
28965 (delete_dead_assignment): Likewise.
28966 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
28967 statement to delete_dead_call and delete_dead_assignment.
28969 2017-01-13 David Malcolm <dmalcolm@redhat.com>
28972 * substring-locations.c (format_warning_va): Strengthen case 1 so
28973 that both endpoints of the substring must be within the format
28974 range for just the substring to be printed.
28976 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
28978 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
28979 * config/i386/i386.c (ix86_target_string): Add missing options
28980 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
28981 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
28982 flags_other and ix86_target_other to flags2_other. Display unknown
28984 (ix86_valid_target_attribute_inner_p): Add missing options and
28985 reorder options by implied ISAs, as in ix86_target_string.
28987 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
28989 * hash-table.h (hash_table::too_empty_p): New function.
28990 (hash_table::expand): Use it.
28991 (hash_table::traverse): Likewise.
28992 (hash_table::empty_slot): Use sizeof (value_type) instead of
28993 sizeof (PTR) to convert bytes to elements. Shrink the table
28994 if the current size is excessive for the current number of
28997 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
28999 * ira-costs.c (record_reg_classes): Break from the inner loop
29000 early once alt_fail is known to be true. Update outer loop
29001 handling accordingly.
29003 2017-01-13 Jeff Law <law@redhat.com>
29005 * tree-ssa-dse.c (decrement_count): New function.
29006 (increment_start_addr, maybe_trim_memstar_call): Likewise.
29007 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
29008 when we know the partially dead statement is a mem* function.
29010 PR tree-optimization/61912
29011 PR tree-optimization/77485
29012 * tree-ssa-dse.c: Include expr.h.
29013 (maybe_trim_constructor_store): New function.
29014 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
29016 PR tree-optimization/33562
29017 PR tree-optimization/61912
29018 PR tree-optimization/77485
29019 * doc/invoke.texi: Document new dse-max-object-size param.
29020 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
29021 * tree-ssa-dse.c: Include params.h.
29022 (dse_store_status): New enum.
29023 (initialize_ao_ref_for_dse): New, partially extracted from
29025 (valid_ao_ref_for_dse, normalize_ref): New.
29026 (setup_live_bytes_from_ref, compute_trims): Likewise.
29027 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
29028 (maybe_trim_partially_dead_store): Likewise.
29029 (maybe_trim_complex_store): Likewise.
29030 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
29031 Track what bytes live from the original store. Return tri-state
29032 for dead, partially dead or live.
29033 (dse_dom_walker): Add constructor, destructor and new private members.
29034 (delete_dead_call, delete_dead_assignment): New extracted from
29036 (dse_optimize_stmt): Make a member of dse_dom_walker.
29037 Use initialize_ao_ref_for_dse.
29039 PR tree-optimization/33562
29040 PR tree-optimization/61912
29041 PR tree-optimization/77485
29042 * sbitmap.h (bitmap_count_bits): Prototype.
29043 (bitmap_clear_range, bitmap_set_range): Likewise.
29044 * sbitmap.c (bitmap_clear_range): New function.
29045 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
29047 2017-01-13 Martin Liska <mliska@suse.cz>
29050 * function.c (set_cfun): Add new argument force.
29051 * function.h (set_cfun): Likewise.
29052 * ipa-inline-transform.c (inline_call): Use the function when
29053 strict alising from is dropped for function we inline to.
29055 2017-01-13 Richard Biener <rguenther@suse.de>
29057 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
29058 for dumping GIMPLE INTEGER_CSTs.
29060 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29062 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
29063 to 201112L since C++17.
29065 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
29068 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
29069 if -fsanitize=kernel-address is present.
29071 2017-01-13 Richard Biener <rguenther@suse.de>
29073 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
29074 as _Literal ( type ) number in case usual suffixes do not
29075 preserve all information.
29077 2017-01-13 Richard Biener <rguenther@suse.de>
29079 PR tree-optimization/77283
29080 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
29081 and ssa-iterators.h.
29082 (is_feasible_trace): Implement a cost model based on joiner
29085 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
29088 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
29089 char or short to __float128/_Float128 directly.
29091 2017-01-12 Martin Sebor <msebor@redhat.com>
29093 to -Wformat-overflow.
29094 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
29095 (min_bytes_remaining): Same.
29096 (get_string_length): Same.
29097 (format_string): Same.
29098 (format_directive): Same.
29100 (pass_sprintf_length::handle_gimple_call): Same.
29102 2017-01-12 Jakub Jelinek <jakub@redhat.com>
29104 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
29105 info.nowrite calls with no lhs that can't throw. Return bool
29106 whether gsi_remove has been called or not.
29107 (pass_sprintf_length::handle_gimple_call): Return bool whether
29108 try_substitute_return_value called gsi_remove. Formatting fix.
29109 (pass_sprintf_length::execute): Don't use gsi_remove if
29110 handle_gimple_call returned true.
29113 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
29114 be removed due to side-effects, don't remove following barrier nor
29115 turn the successor edge into fallthru edge.
29117 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29120 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
29121 element-reversing loads and stores as not swappable.
29123 2017-01-12 Nathan Sidwell <nathan@acm.org>
29124 Nicolai Stange <nicstange@gmail.com>
29126 * combine.c (try_combine): Don't ignore result of overlap checking
29127 loop. Combine overlap & asm check into single loop.
29129 2017-01-12 Richard Biener <rguenther@suse.de>
29131 * tree-pretty-print.c (dump_generic_node): Provide -gimple
29132 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
29134 2017-01-12 Richard Biener <rguenther@suse.de>
29136 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
29137 and TS_TARGET_OPTION directly derive from TS_BASE.
29138 * tree-core.h (tree_optimization_option): Derive from tree_base.
29139 (tree_target_option): Likewise.
29141 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
29143 * config/i386/i386.c (memory_address_length): Increase len
29144 only when rip_relative_addr_p returns false.
29146 2017-01-11 Julia Koval <julia.koval@intel.com>
29148 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
29149 (OPTION_MASK_ISA_SGX_SET): New.
29150 (ix86_handle_option): Handle OPT_msgx.
29151 * config.gcc: Added sgxintrin.h.
29152 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
29153 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
29154 * config/i386/i386.c (ix86_target_string): Add -msgx.
29156 (ix86_option_override_internal): Handle new options.
29157 (ix86_valid_target_attribute_inner_p): Add sgx.
29158 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
29159 * config/i386/i386.opt: Add msgx.
29160 * config/i386/sgxintrin.h: New file.
29161 * config/i386/x86intrin.h: Add sgxintrin.h.
29163 2017-01-11 Jakub Jelinek <jakub@redhat.com>
29166 * fold-const.c (maybe_nonzero_address): Return 1 for function
29168 (tree_single_nonzero_warnv_p): Don't handle function local objects
29172 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
29175 2017-01-11 David Malcolm <dmalcolm@redhat.com>
29178 * opts.c: Include "spellcheck.h"
29179 (struct string_fragment): New struct.
29180 (struct edit_distance_traits<const string_fragment &>): New
29182 (get_closest_sanitizer_option): New function.
29183 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
29185 2017-01-11 Jakub Jelinek <jakub@redhat.com>
29187 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
29189 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
29190 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
29191 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
29192 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
29193 for initial die_offset if dwarf_split_debug_info.
29194 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
29195 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
29197 (output_skeleton_debug_sections): Formatting fix. Use
29198 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
29199 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
29201 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
29203 * config/arm/cortex-a53.md: Add bypasses for
29204 cortex_a53_r2f_cvt.
29205 (cortex_a53_r2f): Only use for transfers.
29206 (cortex_a53_f2r): Likewise.
29207 (cortex_a53_r2f_cvt): Add reservation for conversions.
29208 (cortex_a53_f2r_cvt): Likewise.
29210 2017-01-11 Tamar Christina <tamar.christina@arm.com>
29212 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
29213 to all inlined functions, change static to extern.
29215 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
29218 * config/arm/arm.c (legitimize_pic_address): Handle reference to
29220 (arm_assemble_integer): Likewise.
29222 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
29224 * config.gcc: Use new awk script to check CPU, FPU and architecture
29225 parameters for --with-... options.
29226 * config/arm/parsecpu.awk: New file
29227 * config/arm/arm-cpus.in: New file.
29228 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
29230 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
29232 * config/arm/t-arm: Update dependency rules.
29233 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
29234 of processing .def files.
29235 * config/arm/genopt.sh: Deleted.
29236 * config/arm/gentune.sh: Deleted.
29237 * config/arm/arm-cores.def: Deleted.
29238 * config/arm/arm-arches.def: Deleted.
29239 * config/arm/arm-fpus.def: Deleted.
29240 * config/arm/arm-tune.md: Regenerated.
29241 * config/arm/arm-tables.opt: Regenerated.
29242 * config/arm/arm-cpu.h: New generated file.
29243 * config/arm/arm-cpu-data.h: New generated file.
29244 * config/arm/arm-cpu-cdata.h: New generated file.
29246 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
29249 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
29251 (input_varpool_node): Unpack dynamically_initialized bit.
29253 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
29255 PR rtl-optimization/79032
29256 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
29257 the alignment of the adjusted memory reference against that of MODE,
29258 instead of the alignment of the original memory reference.
29260 2017-01-11 Martin Jambor <mjambor@suse.cz>
29262 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
29264 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
29265 decorated functions.
29267 2017-01-11 Richard Biener <rguenther@suse.de>
29269 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
29270 set range/nonnull info for PHI results. Do not set it on
29271 stmts marked for removal.
29273 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
29275 * expr.c (store_field): In the bitfield case, fetch the return value
29276 from the registers before applying a single big-endian adjustment.
29277 Always do a final load for a BLKmode value not larger than a word.
29279 2017-01-10 David Malcolm <dmalcolm@redhat.com>
29282 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
29283 that we correctly handle column numbers greater than
29284 LINE_MAP_MAX_COLUMN_NUMBER.
29286 2017-01-10 Martin Sebor <msebor@redhat.com>
29288 PR middle-end/78245
29289 * gimple-ssa-sprintf.c (get_destination_size): Call
29290 {init,fini}object_sizes.
29291 * tree-object-size.c (addr_object_size): Adjust.
29292 (pass_through_call): Adjust.
29293 (pass_object_sizes::execute): Adjust.
29294 * tree-object-size.h (fini_object_sizes): Declare.
29296 2017-01-10 Martin Sebor <msebor@redhat.com>
29298 PR tree-optimization/78775
29299 * builtins.c (get_size_range): Move...
29300 * calls.c: ...to here.
29301 (alloc_max_size): Accept zero argument.
29302 (operand_signed_p): Remove.
29303 (maybe_warn_alloc_args_overflow): Call get_size_range.
29304 * calls.h (get_size_range): Declare.
29306 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
29308 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
29309 from TI's devices.csv file as of September 2016.
29310 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
29312 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
29314 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
29315 * doc/invoke.texi: Likewise.
29316 * doc/md.texi: Likewise.
29317 * doc/objc.texi: Likewise.
29319 2017-01-10 Joshua Conner <joshconner@google.com>
29321 * config/arm/fuchsia-elf.h: New file.
29322 * config/fuchsia.h: New file.
29323 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
29324 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
29326 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
29328 2016-01-10 Richard Biener <rguenther@suse.de>
29330 PR tree-optimization/79034
29331 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
29332 Propagate out degenerate PHIs in the joiner.
29334 2017-01-10 Martin Liska <mliska@suse.cz>
29336 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
29337 (sort_congruence_classes_by_decl_uid): Likewise.
29338 (sort_congruence_class_groups_by_decl_uid): Likewise.
29339 (sem_item_optimizer::merge_classes): Sort class, groups in these
29340 classes and members in the groups by DECL_UID of declarations.
29341 This would make merge operations stable.
29343 2017-01-10 Martin Liska <mliska@suse.cz>
29345 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
29346 usage of m_classes_vec.
29347 (sem_item_optimizer::~sem_item_optimizer): Likewise.
29348 (sem_item_optimizer::get_group_by_hash): Likewise.
29349 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
29350 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
29351 (sem_item_optimizer::verify_classes): Likewise.
29352 (sem_item_optimizer::process_cong_reduction): Likewise.
29353 (sem_item_optimizer::dump_cong_classes): Likewise.
29354 (sem_item_optimizer::merge_classes): Likewise.
29355 * ipa-icf.h (congruence_class_hash): Rename from
29356 congruence_class_group_hash. Remove declaration of m_classes_vec.
29358 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
29360 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
29361 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
29362 * config.gcc: Add avx512vpopcntdqintrin.h.
29363 * config/i386/avx512vpopcntdqintrin.h: New.
29364 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
29365 * config/i386/i386-builtin-types.def: Add new types.
29366 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
29367 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
29368 __builtin_ia32_vpopcountq_v8di_mask): New.
29369 * config/i386/i386-c.c (ix86_target_macros_internal): Define
29370 __AVX512VPOPCNTDQ__.
29371 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
29372 (PTA_AVX512VPOPCNTDQ): Define.
29373 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
29374 TARGET_AVX512VPOPCNTDQ_P): Define.
29375 * config/i386/i386.opt: Add mavx512vpopcntdq.
29376 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
29377 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
29379 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
29381 PR middle-end/77484
29382 * predict.def (PRED_CALL): Set to 67.
29384 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
29386 * expr.c (store_field): In the bitfield case, if the value comes from
29387 a function call and is of an aggregate type returned in registers, do
29388 not modify the field mode; extract the value in all cases if the mode
29389 is BLKmode and the size is not larger than a word.
29391 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
29394 * config/i386/cpuid.h: Fix undefined behavior.
29396 2017-01-04 Jeff Law <law@redhat.com>
29398 PR tree-optimization/79007
29399 PR tree-optimization/67955
29400 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
29401 conservative for pt.null when flag_non_call_exceptions is on.
29403 2017-01-09 Jakub Jelinek <jakub@redhat.com>
29405 PR translation/79019
29406 PR translation/79020
29407 * params.def (PARAM_INLINE_MIN_SPEEDUP,
29408 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
29409 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
29411 * config/avr/avr.opt (maccumulate-args): Likewise.
29412 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
29413 * common.opt (freport-bug): Likewise.
29414 * cif-code.def (CIF_FINAL_ERROR): Likewise.
29415 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
29416 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
29417 translatable string.
29418 * config/i386/i386.c (function_value_32): Likewise.
29419 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
29420 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
29422 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
29423 * common/config/msp430/msp430-common.c (msp430_handle_option):
29425 * symtab.c (symtab_node::verify_base): Likewise.
29426 * opts.c (set_debug_level): Likewise.
29427 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
29428 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
29429 missing whitespace to translatable strings.
29430 * config/avr/avr.md (bswapsi2): Fix typo in comment.
29431 * config/sh/superh.h: Likewise.
29432 * config/i386/xopintrin.h: Likewise.
29433 * config/i386/znver1.md: Likewise.
29434 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
29435 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
29436 * double-int.h (struct double_int): Likewise.
29437 * double-int.c (div_and_round_double): Likewise.
29438 * wide-int.cc: Likewise.
29439 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
29440 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
29441 * cfgcleanup.c (crossjumps_occured): Renamed to ...
29442 (crossjumps_occurred): ... this.
29443 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
29446 PR tree-optimization/78899
29447 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
29448 returning bool return struct loop *, NULL for failure and the new
29450 (versionable_outer_loop_p): Don't version outer loop if it has
29451 dont_vectorized bit set.
29452 (tree_if_conversion): When versioning outer loop, ensure
29453 tree_if_conversion is performed also on the inner loop of the
29454 non-vectorizable outer loop copy.
29455 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
29456 LOOP_VECTORIZED in inner loop of the scalar outer loop and
29457 prevent vectorization of it.
29458 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
29459 the outer loop vectorization of the non-scalar version is attempted
29460 before vectorization of the inner loop in scalar version. If
29461 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
29462 vectorization of its inner loop.
29463 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
29464 has 2 inner loops, rename also on edges from bb whose single pred
29465 is outer_loop->header. Fix typo in function comment.
29467 2017-01-09 Martin Sebor <msebor@redhat.com>
29470 * asan.c (asan_emit_stack_protection): Increase local buffer size
29471 to avoid snprintf truncation warning.
29473 2017-01-09 Andrew Pinski <apinski@cavium.com>
29475 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
29476 to reference thunderx2t99 for the tuning structure
29477 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
29479 (thunderx2t99_extra_costs): This.
29480 * config/aarch64/aarch64-tune.md: Regenerate.
29481 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
29482 (vulcan_addrcost_table): This.
29483 (vulcan_regmove_cost): Rename to ...
29484 (thunderx2t99_regmove_cost): This.
29485 (vulcan_vector_cost): Rename to ...
29486 (thunderx2t99_vector_cost): this.
29487 (vulcan_branch_cost): Rename to ...
29488 (thunderx2t99_branch_cost): This.
29489 (vulcan_tunings): Rename to ...
29490 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
29491 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
29493 2017-01-09 Martin Jambor <mjambor@suse.cz>
29497 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
29498 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
29499 (propagate_vr_accross_jump_function): Use the above function for all
29500 value range computations for pass-through jump functions and type
29501 converasion from explicit value range values.
29502 (ipcp_propagate_stage): Do not attempt to deduce types of formal
29503 parameters from TYPE_ARG_TYPES.
29504 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
29505 (ipa_write_node_info): Stream type of the actual argument.
29506 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
29508 2017-01-09 Martin Liska <mliska@suse.cz>
29511 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
29512 (lookup_compiler): Do not show error message with have_E.
29514 2017-01-09 Jakub Jelinek <jakub@redhat.com>
29516 PR tree-optimization/78938
29517 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
29518 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
29519 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
29520 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
29523 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29525 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
29528 2017-01-09 Richard Biener <rguenther@suse.de>
29530 PR tree-optimization/78997
29531 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
29532 name condition properly.
29534 2017-01-09 Richard Biener <rguenther@suse.de>
29537 * dwarf2out.c (is_cxx): New overload with context.
29538 (is_naming_typedef_decl): Use it.
29540 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
29542 * invoke.texi (Option Summary): Correct spacing in option lists
29543 and add line breaks to fix over-long lines.
29545 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
29547 PR middle-end/17660
29549 * extend.texi (Common Variable Attributes): Add xref to GCC
29550 Internals manual to explain mode attribute keywords.
29552 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
29555 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
29556 and Preprocessor Options.
29557 (Options for Linking): Document -pthread here....
29558 (RS/6000 and PowerPC Options): ...not here.
29559 (Solaris 2 Options): ...or here.
29560 * doc/cppopts.texi: Document -pthread.
29562 2017-01-08 Martin Sebor <msebor@redhat.com>
29564 PR middle-end/77708
29565 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
29566 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
29567 New member functions.
29568 (format_directive): Used them.
29570 (pass_sprintf_length::handle_gimple_call): Same.
29571 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
29572 to avoid truncation for any argument.
29573 (extract_affine_mul): Same.
29574 * tree.c (get_file_function_name): Same.
29576 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
29578 PR middle-end/77484
29579 * predict.def (PRED_INDIR_CALL): Set to 86.
29581 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
29583 PR preprocessor/54124
29584 * doc/cppopts.texi: Reformat -d subtable to list the full name
29585 of the options. Add cross-reference to the docs for the general
29586 compiler -d options.
29587 * doc/invoke.texi (Developer Options): Add cross-reference to the
29588 preprocessor-specific -d option documentation.
29590 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
29592 PR preprocessor/13498
29593 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
29594 redudant material, and reflect new command-line options.
29595 (System Headers): Likewise.
29597 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
29599 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
29600 -isystem, and -idirafter. Copy-edit.
29601 * doc/cppopts.texi: Copy-edit. Remove contradiction about
29602 default for -ftrack-macro-expansion. Delete obsolete and
29603 badly-formatted implementation details about -fdebug-cpp output.
29604 * doc/cppwarnopts.texi: Copy-edit.
29606 2017-01-07 David Malcolm <dmalcolm@redhat.com>
29609 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
29610 that the transition from a max line width >= 1<<10 to narrower
29611 lines works correctly.
29613 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
29615 * doc/options.texi (PerFunction): New.
29616 * opt-functions.awk (switch_flags): Map both Optimization and
29617 PerFunction to CL_OPTIMIZATION.
29618 * opth-gen.awk: Test for PerFunction flag along with
29620 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
29621 it only when the latter is present. Skip those that don't in
29622 the hash function generator.
29623 * common.opt (fvar-tracking): Mark as PerFunction instead of
29625 (fvar-tracking-assignments): Likewise.
29626 (fvar-tracking-assignments-toggle): Likewise.
29627 (fvar-tracking-uninit): Likewise.
29629 2017-01-07 Jakub Jelinek <jakub@redhat.com>
29631 PR translation/79018
29632 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
29635 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
29638 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
29639 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
29640 TARGET_LONG_JUMP_TABLE_OFFSETS.
29641 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
29642 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
29643 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
29644 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
29645 * config/m68k/m68k.md (tablejump expander): Likewise.
29646 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
29647 TARGET_LONG_JUMP_TABLE_OFFSETS.
29648 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
29649 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
29651 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
29652 David Holsgrove <david.holsgrove@xilinx.com>
29654 * common/config/microblaze/microblaze-common.c
29655 (TARGET_EXCEPT_UNWIND_INFO): Remove.
29656 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
29658 * config/microblaze/microblaze.c (microblaze_must_save_register)
29659 (microblaze_expand_epilogue, microblaze_return_addr): Handle
29661 (microblaze_eh_return): New function.
29662 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
29663 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
29664 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
29665 * config/microblaze/microblaze.md (eh_return): New pattern.
29667 2017-01-06 Jakub Jelinek <jakub@redhat.com>
29669 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
29670 GCC_DIAGNOSTIC_STRINGIFY): Define.
29672 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
29674 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
29676 * config/arm/arm.md (<mcrr>): New.
29678 * config/arm/arm.c (arm_arch5te): New.
29679 (arm_option_override): Set arm_arch5te.
29680 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
29682 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
29683 (arm_mcrr_qualifiers): ... this. New.
29684 (MRRC_QUALIFIERS): Define to...
29685 (arm_mrrc_qualifiers): ... this. New.
29686 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
29688 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
29689 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
29690 (MRRCI, mrrc, MRRC): New.
29691 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
29692 VUNSPEC_MRRC2): New.
29694 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
29696 * config/arm/arm.md (<mcr>): New.
29698 * config/arm/arm.c (arm_coproc_builtin_available): Add
29699 support for mcr, mrc, mcr2 and mrc2.
29700 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
29701 (arm_mcr_qualifiers): ... this. New.
29702 (MRC_QUALIFIERS): Define to ...
29703 (arm_mrc_qualifiers): ... this. New.
29704 (MCR_QUALIFIERS): Define to ...
29705 (arm_mcr_qualifiers): ... this. New.
29706 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
29708 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
29709 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
29710 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
29711 VUNSPEC_MRC2): New.
29713 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
29715 * config/arm/arm.md (*ldc): New.
29719 * config/arm/arm.c (arm_coproc_builtin_available): Add
29720 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
29721 (arm_coproc_ldc_stc_legitimate_address): New.
29722 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
29723 'qualifier_const_pointer'.
29724 (LDC_QUALIFIERS): Define to...
29725 (arm_ldc_qualifiers): ... this. New.
29726 (STC_QUALIFIERS): Define to...
29727 (arm_stc_qualifiers): ... this. New.
29728 * config/arm/arm-protos.h
29729 (arm_coproc_ldc_stc_legitimate_address): New.
29730 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
29731 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
29732 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
29733 stc2, stcl, stc2l): New.
29734 * config/arm/constraints.md (Uz): New.
29735 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
29736 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
29737 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
29738 VUNSPEC_STC2L): New.
29740 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
29742 * config/arm/arm.md (<cdp>): New.
29743 * config/arm/arm.c (neon_const_bounds): Rename this ...
29744 (arm_const_bounds): ... this.
29745 (arm_coproc_builtin_available): New.
29746 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
29747 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
29748 (CDP_QUALIFIERS): Define to...
29749 (arm_cdp_qualifiers): ... this. New.
29751 (arm_expand_builtin_args): Add case for 6 arguments.
29752 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
29753 (arm_const_bounds): ... this.
29754 (arm_coproc_builtin_available): New.
29755 * config/arm/arm_acle.h (__arm_cdp): New.
29757 * config/arm/arm_acle_builtins.def (cdp): New.
29759 * config/arm/iterators.md (CDPI,CDP,cdp): New.
29760 * config/arm/neon.md: Rename all 'neon_const_bounds' to
29761 'arm_const_bounds'.
29762 * config/arm/types.md (coproc): New.
29763 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
29764 * doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
29765 * doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
29766 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
29768 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
29770 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
29771 (UBINOP_QUALIFIERS): New.
29773 (acle_builtin_data): New. Change comment.
29774 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
29775 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
29776 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
29777 arm_acle_builtins.def.
29778 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
29779 (arm_init_acle_builtins): New.
29780 (CRC32_BUILTIN): Remove.
29781 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
29782 crc32cb, crc32ch and crc32cw.
29783 (arm_init_crc32_builtins): Remove.
29784 (arm_init_builtins): Use arm_init_acle_builtins rather
29785 than arm_init_crc32_builtins.
29786 (arm_expand_acle_builtin): New.
29787 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
29788 * config/arm/arm_acle_builtins.def: New.
29790 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
29792 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
29793 (arm_builtin_datum): ... this.
29794 (arm_init_neon_builtin): Rename to ...
29795 (arm_init_builtin): ... this. Add a new parameters PREFIX
29796 and USE_SIG_IN_NAME.
29797 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
29798 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
29799 'arm_builtin_datum'.
29800 (arm_init_vfp_builtins): Likewise.
29801 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
29802 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
29803 (arm_expand_neon_args): Rename to ...
29804 (arm_expand_builtin_args): ... this. Rename builtin_arg
29805 enum values and differentiate between ARG_BUILTIN_MEMORY
29806 and ARG_BUILTIN_NEON_MEMORY.
29807 (arm_expand_neon_builtin_1): Rename to ...
29808 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
29809 values, arm_expand_builtin_args and add bool parameter NEON.
29810 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
29811 (arm_expand_vfp_builtin): Likewise.
29812 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
29814 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
29816 PR middle-end/77484
29817 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
29818 * predict.c (tree_estimate_probability_bb): Reverse direction of
29819 polymorphic call predictor.
29821 2017-01-06 David Malcolm <dmalcolm@redhat.com>
29823 * passes.c (execute_one_pass): Split out pass-skipping logic into...
29824 (determine_pass_name_match): ...this new function and...
29825 (should_skip_pass_p): ...this new function.
29827 2017-01-06 Nathan Sidwell <nathan@acm.org>
29829 * ipa-visibility.c (function_and_variable_visibility): Reformat
29830 comments and long lines. Remove extrneous if.
29831 * symtab.c (symtab_node::make_decl_local): Fix code format.
29832 (symtab_node::set_section_for_node): Fix comment typo.
29834 2017-01-06 Martin Liska <mliska@suse.cz>
29837 * lra-constraints.c: Rename invariant to lra_invariant.
29838 * predict.c (set_even_probabilities): Initialize e to NULL.
29840 2017-01-05 Martin Sebor <msebor@redhat.com>
29842 PR tree-optimization/78910
29843 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
29844 (format_integer): Correct off-by-one error in the handling
29845 of precision with negative numbers in signed conversions..
29847 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
29849 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
29851 2017-01-05 Jakub Jelinek <jakub@redhat.com>
29853 PR tree-optimization/71016
29854 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
29855 factor_out_conditional_conversion. Formatting fix.
29856 (factor_out_conditional_conversion): Add cond_stmt argument.
29857 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
29858 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
29861 2017-01-05 David Malcolm <dmalcolm@redhat.com>
29863 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
29864 read-rtl-function.o, and selftest-rtl.o.
29865 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
29866 (selftest::aarch64_test_loading_full_dump): New function.
29867 (selftest::aarch64_run_selftests): New function.
29868 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
29869 selftest::aarch64_run_selftests.
29870 * config/i386/i386.c
29871 (selftest::ix86_test_loading_dump_fragment_1): New function.
29872 (selftest::ix86_test_loading_call_insn): New function.
29873 (selftest::ix86_test_loading_full_dump): New function.
29874 (selftest::ix86_test_loading_unspec): New function.
29875 (selftest::ix86_run_selftests): Call the new functions.
29876 * emit-rtl.c (maybe_set_max_label_num): New function.
29877 * emit-rtl.h (maybe_set_max_label_num): New decl.
29878 * function.c (instantiate_decls): Guard call to
29879 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
29880 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
29882 * gensupport.c (gen_reader::gen_reader): Pass "false"
29883 for new "compact" param of rtx_reader.
29884 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
29885 rather than an empty string for NULL strings.
29886 * read-md.c: Potentially include config.h rather than bconfig.h.
29887 Wrap include of errors.h with #ifdef GENERATOR_FILE.
29888 (have_error): New global, copied from errors.c.
29889 (md_reader::read_name): Rename to...
29890 (md_reader::read_name_1): ...this, adding "out_loc" param,
29891 and converting "missing name or number" to returning false, rather
29893 (md_reader::read_name): Reimplement in terms of read_name_1.
29894 (md_reader::read_name_or_nil): New function.
29895 (md_reader::read_string): Handle "(nil)" by returning NULL.
29896 (md_reader::md_reader): Add new param "compact".
29897 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
29898 (md_reader::read_file): New method.
29899 * read-md.h (md_reader::md_reader): Add new param "compact".
29900 (md_reader::read_file): New method.
29901 (md_reader::is_compact): New accessor.
29902 (md_reader::read_name): Convert return type from void to file_location.
29903 (md_reader::read_name_or_nil): New decl.
29904 (md_reader::read_name_1): New decl.
29905 (md_reader::m_compact): New field.
29906 (noop_reader::noop_reader): Pass "false" for new "compact" param
29908 (rtx_reader::rtx_reader): Add new "compact" param.
29909 (rtx_reader::read_rtx_operand): Make virtual and convert return
29910 type from void to rtx.
29911 (rtx_reader::read_until): New decl.
29912 (rtx_reader::handle_any_trailing_information): New virtual function.
29913 (rtx_reader::postprocess): New virtual function.
29914 (rtx_reader::finalize_string): New virtual function.
29915 (rtx_reader::m_in_call_function_usage): New field.
29916 (rtx_reader::m_reuse_rtx_by_id): New field.
29917 * read-rtl-function.c: New file.
29918 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
29919 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
29920 (selftest::verify_three_block_rtl_cfg): New decl.
29921 * read-rtl-function.h: New file.
29922 * read-rtl.c: Potentially include config.h rather than bconfig.h.
29923 For host, include function.h, memmodel.h, and emit-rtl.h.
29924 (one_time_initialization): New function.
29925 (struct compact_insn_name): New struct.
29926 (compact_insn_names): New array.
29927 (find_code): Handle insn codes in compact dumps.
29928 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
29929 (bind_subst_iter_and_attr): Likewise.
29930 (add_condition_to_string): Likewise.
29931 (add_condition_to_rtx): Likewise.
29932 (apply_attribute_uses): Likewise.
29933 (add_current_iterators): Likewise.
29934 (apply_iterators): Likewise.
29935 (initialize_iterators): Guard usage of apply_subst_iterator with
29936 #ifdef GENERATOR_FILE.
29937 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
29938 (md_reader::read_mapping): Likewise.
29939 (add_define_attr_for_define_subst): Likewise.
29940 (add_define_subst_attr): Likewise.
29941 (read_subst_mapping): Likewise.
29942 (check_code_iterator): Likewise.
29943 (rtx_reader::read_rtx): Likewise. Move one-time initialization
29945 (one_time_initialization): New function.
29946 (rtx_reader::read_until): New method.
29947 (read_flags): New function.
29948 (parse_reg_note_name): New function.
29949 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
29950 Handle reuse_rtx ids.
29951 Wrap iterator lookup within #ifdef GENERATOR_FILE.
29952 Add parsing support for RTL dumps, mirroring the special-cases in
29953 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
29954 values, and calling handle_any_trailing_information.
29955 (rtx_reader::read_rtx_operand): Convert return type from void
29956 to rtx, returning return_rtx. Handle case 'e'. Call
29957 finalize_string on XSTR and XTMPL fields.
29958 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
29959 "(nil)" values were omitted. Call the postprocess vfunc on the
29961 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
29962 class ctor. Initialize m_in_call_function_usage. Call
29963 one_time_initialization.
29964 * rtl-tests.c (selftest::test_uncond_jump): Call
29965 set_new_first_and_last_insn.
29966 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
29967 * selftest-rtl.c: New file.
29968 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
29969 (selftest::get_insn_by_uid): New decl.
29970 * selftest-run-tests.c (selftest::run_tests): Call
29971 read_rtl_function_c_tests.
29972 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
29973 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
29976 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
29978 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
29979 operands in a special way. Assert that pos+len <= mode precision.
29981 2017-01-05 Jakub Jelinek <jakub@redhat.com>
29983 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
29984 3 argument Alias with unlimited for the negative form.
29985 (fno-vect-cost-model): Removed.
29987 2017-01-05 Martin Liska <mliska@suse.cz>
29989 * hsa-gen.c (gen_hsa_divmod): New function.
29990 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
29992 2017-01-05 Martin Liska <mliska@suse.cz>
29995 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
29998 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30000 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
30001 small constant length operands.
30003 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30005 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
30006 between loop iterations.
30008 2017-01-05 Martin Liska <mliska@suse.cz>
30011 * gimplify.c (gimplify_decl_expr): Compare to
30012 asan_poisoned_variables instread of checking flags.
30013 (gimplify_target_expr): Likewise.
30014 (gimplify_expr): Likewise.
30015 (gimplify_function_tree): Conditionally initialize
30016 asan_poisoned_variables.
30018 2017-01-04 Jeff Law <law@redhat.com>
30020 PR tree-optimizatin/78812
30021 * rtl.h (contains_mem_rtx_p): Prototype.
30022 * ifcvt.c (containts_mem_rtx_p): Move from here to...
30023 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
30024 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
30025 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
30026 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
30028 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30030 * input.c (assert_char_at_range): Default-initialize actual_range.
30032 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30034 * df-scan.c (df_ref_create_structure): Make regno unsigned,
30035 to match the caller.
30037 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30039 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
30040 insns after final jump in test to emit dummy move.
30042 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30044 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
30045 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
30047 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
30049 * multiple_target.c (create_dispatcher_calls): Init e_next.
30050 * tree-ssa-loop-split.c (split_loop): Init border.
30051 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
30054 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30059 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
30060 (altivec_register_operand): Do not return true if the operand
30061 contains a SUBREG mixing SImode and SFmode.
30062 (vsx_register_operand): Likewise.
30063 (vsx_reg_sfsubreg_ok): New predicate.
30064 (vfloat_operand): Do not return true if the operand contains a
30065 SUBREG mixing SImode and SFmode.
30066 (vint_operand): Likewise.
30067 (vlogical_operand): Likewise.
30068 (gpc_reg_operand): Likewise.
30069 (int_reg_operand): Likewise.
30070 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
30071 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
30072 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
30074 (rs6000_emit_move_si_sf_subreg): New helper function.
30075 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
30076 fixup SUBREGs involving SImode and SFmode.
30077 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
30078 numbers for the new peephole2 optimization.
30079 (peephole2 for SFmode unions): New peephole2 to optimize cases in
30080 the GLIBC math library that do AND/IOR/XOR operations on single
30081 precision floating point.
30082 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
30083 target macros to say whether we need to avoid SUBREGs mixing
30085 (TARGET_ALLOW_SF_SUBREG): Likewise.
30086 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
30087 (UNSPEC_SI_FROM_SF): Likewise.
30088 (iorxor): Change spacing.
30089 (and_ior_xor): New iterator for AND, IOR, and XOR.
30090 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
30091 (movdi_from_sf_zero_ext): Likewise.
30092 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
30093 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
30094 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
30095 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
30096 (fms<mode>4): Likewise.
30097 (fnma<mode>4): Likewise.
30098 (fnms<mode>4): Likewise.
30099 (nfma<mode>4): Likewise.
30100 (nfms<mode>4): Likewise.
30102 2017-01-04 Marek Polacek <polacek@redhat.com>
30105 * doc/invoke.texi: Document -Wpointer-compare.
30107 2017-01-04 Jakub Jelinek <jakub@redhat.com>
30109 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
30112 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
30113 descriptions for -gdwarf-5 and emit them as uleb128 instead of
30116 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
30119 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
30120 documentation of the powerpc_popcntb_ok attribute.
30121 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
30122 code to issue warning messages if a requested CPU configuration is
30123 not supported by the binary (assembler and loader) toolchain.
30124 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
30125 made to define a built-in function that has been disabled.
30126 (paired_init_builtins): Add assertion to prevent ICE if attempt is
30127 made to define a built-in function that has been disabled.
30128 (altivec_init_builtins): Add comment explaining why definition
30129 of the DST built-in functions is not preceded by an assertion
30130 check. Add assertions to prevent ICE if attempts are made to
30131 define an altivec predicate or an abs* built-in function that has
30133 (htm_init_builtins): Add comment explaining why definition of the
30134 htm built-in functions is not preceded by an assertion check.
30136 2017-01-04 Jeff Law <law@redhat.com>
30138 PR tree-optimizatin/67955
30139 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
30140 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
30141 the points-to solution does not include pt_null. Use DECL_PT_UID
30144 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
30146 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
30147 Use gen_int_mode instead of gen_lopwart for const_int operands.
30149 2017-01-04 Jakub Jelinek <jakub@redhat.com>
30151 PR tree-optimization/71563
30152 * match.pd: Simplify X << Y into X if Y is known to be 0 or
30153 out of range value - has low bits known to be zero.
30155 2017-01-04 Alan Modra <amodra@gmail.com>
30157 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
30158 * configure: Regenerate.
30159 * config.in: Regenerate.
30161 2017-01-04 Jakub Jelinek <jakub@redhat.com>
30164 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
30165 a substring of the message, but strcmp with the whole message. Ifdef
30166 ENABLE_NLS, translate the message first using dgettext.
30168 2017-01-03 Jeff Law <law@redhat.com>
30170 PR tree-optimizatin/78856
30171 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
30172 (mark_threaded_blocks): Remove code to truncate thread paths that
30173 cross multiple loop headers. Instead invalidate the cached loop
30174 iteration information and handle case of a thread path walking
30175 into an irreducible region.
30177 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
30180 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
30181 assertions. Add support for doing the signbit if the IEEE 128-bit
30182 floating point value is in a GPR.
30183 * config/rs6000/rs6000.md (Fsignbit): Delete.
30184 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
30185 Update the length attribute if the value is in a GPR.
30186 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
30187 the sign or zero extension instruction, since the value is always 0/1.
30188 (signbit<mode>2_dm2): Delete using <Fsignbit>.
30191 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
30192 extracting SImode to a GPR register so that we can generate a
30193 store, limit the vector to be in a traditional Altivec register
30194 for the vextuwrx instruction.
30196 2017-01-03 Ian Lance Taylor <iant@google.com>
30198 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
30200 2017-01-03 Martin Sebor <msebor@redhat.com>
30202 PR tree-optimization/78696
30203 * gimple-ssa-sprintf.c (format_floating): Correct handling of
30204 precision. Use MPFR for %f for greater fidelity. Correct handling
30206 (pass_sprintf_length::compute_format_length): Set width and precision
30207 specified by asrerisk to void_node for vararg functions.
30208 (try_substitute_return_value): Adjust dump output.
30210 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
30212 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
30214 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
30216 * doc/invoke.texi (SPARC options): Document -mlra as the default.
30217 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
30218 -mlra/-mno-lra was passed to the compiler.
30220 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
30222 PR rtl-optimization/65618
30223 * emit-rtl.c (try_split): Move initialization of "before" and
30224 "after" to just before the call to emit_insn_after_setloc.
30226 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
30228 * doc/md.texi (Standard Names): Remove reference to Java frontend.
30230 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
30232 * dwarf2out.c (gen_enumeration_type_die): When
30233 -gno-strict-dwarf, add a DW_AT_encoding attribute.
30235 2017-01-03 Jakub Jelinek <jakub@redhat.com>
30237 PR tree-optimization/78965
30238 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
30239 Change first argument from const call_info & to call_info &. For %n
30240 set info.nowrite to false.
30242 PR middle-end/78901
30243 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
30244 possibly throwing calls.
30246 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
30247 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
30248 and fns handling, rather than in a separate case SSA_NAME.
30250 2017-01-02 Jeff Law <law@redhat.com>
30252 * config/darwin-driver.c (darwin_driver_init): Const-correctness
30253 fixes for first_period and second_period variables.
30255 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
30258 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
30259 (*insvqi_1): New insn pattern.
30260 (*insvqi_1_mem_rex64): Ditto.
30261 (*insvqi_2): Ditto.
30262 (*insvqi_3): Rename from *insvqi.
30264 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
30266 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
30268 * doc/cfg.texi (Edges): Remove reference to Java.
30269 (Maintaining the CFG): Ditto.
30271 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
30273 PR middle-end/77674
30274 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
30275 transparent aliases.
30277 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
30279 PR middle-end/77484
30280 * predict.def (PRED_CALL): Update hitrate.
30281 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
30282 * predict.c (tree_estimate_probability_bb): Split CALL predictor
30283 into direct/indirect/polymorphic variants.
30285 2017-01-01 Jakub Jelinek <jakub@redhat.com>
30287 Update copyright years.
30289 * gcc.c (process_command): Update copyright notice dates.
30290 * gcov-dump.c (print_version): Ditto.
30291 * gcov.c (print_version): Ditto.
30292 * gcov-tool.c (print_version): Ditto.
30293 * gengtype.c (create_file): Ditto.
30294 * doc/cpp.texi: Bump @copying's copyright year.
30295 * doc/cppinternals.texi: Ditto.
30296 * doc/gcc.texi: Ditto.
30297 * doc/gccint.texi: Ditto.
30298 * doc/gcov.texi: Ditto.
30299 * doc/install.texi: Ditto.
30300 * doc/invoke.texi: Ditto.
30302 Copyright (C) 2017 Free Software Foundation, Inc.
30304 Copying and distribution of this file, with or without modification,
30305 are permitted in any medium without royalty provided the copyright
30306 notice and this notice are preserved.