1 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3 * tree-ssa-address.c: Include header file.
4 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
6 (add_to_parts): Refactor.
7 (addr_to_parts): New parameter. Update use of move_hint_to_base.
8 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
11 2017-05-11 Bin Cheng <bin.cheng@arm.com>
13 PR tree-optimization/53090
14 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
16 (extract_cond_operands): Detect condition with IV on both sides
17 and return COMP_IV_EXPR_2.
18 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
19 (rewrite_use_compare): Simplify by removing call to function
20 extract_cond_operands.
22 2017-05-11 Bin Cheng <bin.cheng@arm.com>
24 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
25 (extract_cond_operands): Detect condition comparing against non-
26 invariant bound and return appropriate enum value.
27 (find_interesting_uses_cond): Update use of extract_cond_operands.
28 Handle its return value accordingly.
29 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
31 2017-05-11 Bin Cheng <bin.cheng@arm.com>
33 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
34 nonlinear iv_use computation in loop invariant sensitive way.
36 2017-05-11 Bin Cheng <bin.cheng@arm.com>
38 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
39 (find_iv_candidates): Call relate_compare_use_with_all_cands.
41 2017-05-11 Bin Cheng <bin.cheng@arm.com>
43 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
44 (dump_cand): Support iv_cand.inv_exprs.
45 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
47 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
50 2017-05-11 Bin Cheng <bin.cheng@arm.com>
52 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
54 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
55 as local function. Include necessary header files.
56 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
58 2017-05-11 Bin Cheng <bin.cheng@arm.com>
60 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
62 2017-05-11 Bin Cheng <bin.cheng@arm.com>
64 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
65 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
66 RSHIFT_EXPR and BIT_NOT_EXPR.
68 2017-05-11 Bin Cheng <bin.cheng@arm.com>
70 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
71 (adjust_setup_cost): New parameter supporting round up adjustment.
72 (struct address_cost_data): Delete.
73 (force_expr_to_var_cost): Don't bound cost with spill_cost.
74 (split_address_cost, ptr_difference_cost): Delete.
75 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
76 (struct ainc_cost_data): New struct.
77 (get_address_cost_ainc): New function.
78 (get_address_cost, get_computation_cost): Reimplement.
79 (determine_group_iv_cost_address): Record inv_expr for all uses of
81 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
82 (iv_ca_has_deps): Reimplemented to ...
83 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
85 (iv_ca_extend): Call iv_ca_more_deps.
87 2017-05-11 Bin Cheng <bin.cheng@arm.com>
89 * tree-ssa-address.c (struct mem_address): Move to header file.
90 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
91 * tree-ssa-address.h (struct mem_address): Move from C file.
92 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
94 2017-05-11 Bin Cheng <bin.cheng@arm.com>
96 * tree-affine.h (aff_combination_type): New interface.
97 (aff_combination_zero_p): Remove static.
98 (aff_combination_const_p): New interface.
99 (aff_combination_singleton_var_p): New interfaces.
101 2017-05-11 Richard Biener <rguenther@suse.de>
103 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
104 Skip unreachable blocks and destinations.
105 (eliminate): Move stmt removal and fixup ...
106 (fini_eliminate): ... here. Skip inserted exprs.
107 (pass_pre::execute): Move fini_pre after fini_eliminate.
108 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
109 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
110 PRE to get rid of dead code that has invalid SSA form and
111 split critical edges again.
113 2017-05-11 Bin Cheng <bin.cheng@arm.com>
115 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
117 2017-05-11 Richard Biener <rguenther@suse.de>
119 * passes.c (execute_function_todo): Verify loops if they are
120 said to be up-to-date.
121 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
122 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
124 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
127 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
128 handle calling assemble_external ourself.
131 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
132 modes with zero size. Enhance comment.
134 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
136 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
137 built-ins for vec_xl and vec_xst with short and char pointer
140 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
142 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
143 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
144 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
145 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
146 (_mm_maskz_min_round_ss): New intrinsics.
147 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
148 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
149 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
150 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
151 (__builtin_ia32_minss_mask_round): New builtins.
152 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
153 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
154 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
156 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
157 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
159 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
162 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
164 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
165 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
166 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
167 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
168 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
169 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
170 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
171 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
172 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
173 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
174 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
175 (__builtin_ia32_mulss_mask_round): New builtins.
176 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
177 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
178 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
180 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
181 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
183 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
186 2017-05-10 Julia Koval <julia.koval@intel.com>
188 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
189 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
190 (_mm256_setr_m128i): New intrinsics.
192 2017-05-10 Julia Koval <julia.koval@intel.com>
194 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
195 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
196 (_mm_maskz_rcp14_ss): New intrinsics.
197 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
198 (__builtin_ia32_rcp14ss_mask): New builtins.
199 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
201 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
203 PR tree-optimization/51513
204 * tree-cfg.c (gimple_seq_unreachable_p): New function.
205 (assert_unreachable_fallthru_edge_p): Use it.
206 (group_case_labels_stmt): Likewise.
207 * tree-cfg.h: Prototype it.
208 * stmt.c: Include cfghooks.h and tree-cfg.h.
209 (emit_case_dispatch_table) <gap_label>: New local variable.
210 Use it to fill dispatch table gaps.
211 Test for default_label before updating probabilities.
212 (expand_case) <default_label>: Remove unneeded initialization.
213 Test for unreachable default case statement and remove its edge.
214 Set default_label accordingly.
215 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
217 2017-05-10 Carl Love <cel@us.ibm.com>
219 * config/rs6000/rs6000-c: Add support for built-in functions
220 vector signed char vec_neg (vector signed char)
221 vector signed short int vec_neg (vector short int)
222 vector signed int vec_neg (vector signed int)
223 vector signed long long vec_neg (vector signed long long)
224 vector float vec_neg (vector float)
225 vector double vec_neg (vector double)
226 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
228 * config/rs6000/altivec.h: Add define for vec_neg
229 * doc/extend.texi: Update the built-in documentation for the
230 new built-in functions.
232 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
234 PR tree-optimization/77644
235 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
237 2017-05-10 Nathan Sidwell <nathan@acm.org>
239 * dumpfile.h (TDI_lang_all): New.
240 (TDF_KIND): New. Renumber others
241 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
243 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
245 (get_dump_file_name): Adjust suffix generation.
246 (dump_enable_all): Use TDF_KIND.
247 * doc/invoke.texi (-fdump-lang-all): Document.
249 * dumpfile.h: Tabify.
251 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
254 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
255 Move member access before delete.
257 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
259 * tree-inline.c (expand_call_inline): Split block at stmt
262 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
265 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
266 are now unused after splitting mov{sf,sd}_hardfloat.
283 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
284 For movsf, order stores so the VSX stores occur before the GPR
285 store which encourages the register allocator to use a traditional
286 FPR instead of a GPR. For movsd, order the stores so that the GPR
287 store comes before the VSX stores to allow the power6 to work.
288 This is due to the power6 not having a 32-bit integer store
289 instruction from a FPR.
290 (movsf_hardfloat): Likewise.
291 (movsd_hardfloat): Likewise.
293 2017-05-09 Martin Sebor <msebor@redhat.com>
296 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
300 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
301 data member added in r247778.
302 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
304 2017-05-09 Nathan Sidwell <nathan@acm.org>
306 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
308 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
311 2017-05-09 Marek Polacek <polacek@redhat.com>
313 * doc/invoke.texi: Fix typo.
315 2017-05-09 Richard Biener <rguenther@suse.de>
317 * tree-vrp.c (vrp_val_is_max): Adjust comment.
318 (vrp_val_is_min): Likewise.
319 (set_value_range_to_value): Likewise.
320 (set_value_range_to_nonnegative): Likewise.
321 (gimple_assign_nonzero_p): Likewise.
322 (gimple_stmt_nonzero_p): Likewise.
323 (vrp_int_const_binop): Likewise. Remove unreachable case.
324 (adjust_range_with_scev): Adjust comments.
325 (compare_range_with_value): Likewise.
326 (extract_range_from_phi_node): Likewise.
327 (test_for_singularity): Likewise.
329 2017-05-09 Richard Biener <rguenther@suse.de>
331 * tree-vrp.c (get_single_symbol): Add assert that we don't
332 get overflowed constants as invariant part.
333 (compare_values_warnv): Add comment before the TREE_NO_WARNING
334 checks. Use wi::cmp instead of recursing for integer constants.
335 (compare_values): Just ignore whether we assumed undefined
336 overflow instead of failing the compare.
337 (extract_range_for_var_from_comparison_expr): Add comment before the
338 TREE_NO_WARNING sets.
339 (test_for_singularity): Likewise.
340 (extract_range_from_comparison): Do not disable optimization
341 when we assumed undefined overflow.
342 (extract_range_basic): Remove init of unused var.
344 2017-05-09 Richard Biener <rguenther@suse.de>
346 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
347 (extract_range_from_multiplicative_op_1): Adjust.
348 (extract_range_from_binary_expr_1): Use int_const_binop.
350 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
353 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
354 rs6000_store_data_bypass_p in seven define_bypass directives and
356 * config/rs6000/rs6000-protos.h: Add prototype for
357 rs6000_store_data_bypass_p function.
358 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
359 function implements slightly different (rs6000-specific) semantics
360 than store_data_bypass_p, returning false rather than aborting
361 with assertion error when arguments do not satisfy the
362 requirements of store data bypass.
363 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
364 rs6000_store_data_bypass_p.
366 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
368 * config/xtensa/xtensa-protos.h
369 (xtensa_initial_elimination_offset): New declaration.
370 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
371 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
372 macro definition, add case for FRAME_POINTER_REGNUM when
373 FRAME_GROWS_DOWNWARD.
374 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro
376 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
377 xtensa_initial_elimination_offset.
379 2017-05-08 Nathan Sidwell <nathan@acm.org>
381 * doc/invoke.texi: Alphabetize -fdump options.
383 2017-05-08 Martin Sebor <msebor@redhat.com>
386 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
388 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
390 * target.def (compute_frame_layout): New optional target hook.
391 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
392 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
393 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
395 * reload1.c (verify_initial_elim_offsets): Likewise.
396 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
397 (use_simple_return_p): Call arm_compute_frame_layout if needed.
398 (arm_get_frame_offsets): Split up into this ...
399 (arm_compute_frame_layout): ... and this function.
401 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
403 * config/aarch64/constraints.md (Usa): New constraint.
404 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
406 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
408 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
409 with_multilib_list after it has been checked.
411 2017-05-08 Richard Biener <rguenther@suse.de>
413 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
414 (bitmap_set_subtract_values): Likewise.
416 2017-05-08 Richard Biener <rguenther@suse.de>
418 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
419 (gimple_assign_nonzero): ... this and remove strict_overflow_p
421 (gimple_stmt_nonzero_warnv_p): Rename to ...
422 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
424 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
425 (extract_range_basic): Adjust, do not disable propagation on
426 strict overflow sensitive simplification.
427 (vrp_visit_cond_stmt): Likewise.
429 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
431 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
432 body size unconditionally.
434 2017-05-07 Jeff Law <law@redhat.com>
437 2017-05-06 Jeff Law <law@redhat.com>
438 PR tree-optimization/78496
439 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
442 PR tree-optimization/78496
443 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
444 (simplify_stmt_using_ranges): Call it.
445 (vrp_dom_walker::before_dom_children): Extract equivalences
446 from an ASSERT_EXPR with an equality comparison against a
449 2017-05-06 Jeff Law <law@redhat.com>
451 PR tree-optimization/78496
452 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
455 PR tree-optimization/78496
456 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
457 (simplify_stmt_using_ranges): Call it.
458 (vrp_dom_walker::before_dom_children): Extract equivalences
459 from an ASSERT_EXPR with an equality comparison against a
462 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
464 * lra-constraints.c (lra_copy_reg_equiv): New function.
465 (split_reg): Use it to copy equivalence information from the
466 original register to the spill register.
468 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
470 PR rtl-optimization/75964
471 * simplify-rtx.c (simplify_const_relational_operation): Remove
472 invalid handling of comparisons of integer ABS.
474 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
476 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
478 (init_regs): Remove declaration.
479 (function_arg_advance_32): Initialize error_p as boolean variable.
481 2017-05-05 Nathan Sidwell <nathan@acm.org>
483 * store-motion.c (remove_reachable_equiv_notes): Reformat long
486 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
488 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
489 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
490 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
491 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
492 VF=2 that require versioning.
494 2017-05-05 David Malcolm <dmalcolm@redhat.com>
496 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
499 2017-05-05 David Malcolm <dmalcolm@redhat.com>
501 * diagnostic.h (diagnostic_override_option_index): Convert from
502 macro to inline function.
504 2017-05-05 David Malcolm <dmalcolm@redhat.com>
506 * diagnostic.c (last_module_changed_p): New function.
507 (set_last_module): New function.
508 (diagnostic_report_current_module): Convert macro usage to
510 * diagnostic.h (diagnostic_context::last_module): Strengthen
511 from const line_map * to const line_map_ordinary *.
512 (diagnostic_last_module_changed): Delete macro.
513 (diagnostic_set_last_module): Delete macro.
515 2017-05-05 David Malcolm <dmalcolm@redhat.com>
517 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
518 with diagnostic_report_diagnostic.
519 (diagnostic_n_impl_richloc): Likewise.
520 * diagnostic.h (report_diagnostic): Delete macro.
521 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
522 with diagnostic_report_diagnostic.
523 * substring-locations.c (format_warning_va): Likewise.
525 2017-05-05 David Malcolm <dmalcolm@redhat.com>
527 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
528 save/restor of format_spec. Move option-printing code to...
529 (print_option_information): ...this new function, and
530 reimplement by simply printing to the pretty_printer,
531 rather than appending to the format string.
533 2017-05-05 David Malcolm <dmalcolm@redhat.com>
535 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
536 handling logic into...
537 (update_effective_level_from_pragmas): ...this new function.
539 2017-05-04 Andrew Waterman <andrew@sifive.com>
541 * config/riscv/riscv.opt (mstrict-align): New option.
542 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
543 (SLOW_UNALIGNED_ACCESS): Define.
544 (riscv_slow_unaligned_access): Declare.
545 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
547 (riscv_slow_unaligned_access): New variable.
548 (rocket_tune_info): Set slow_unaligned_access to true.
549 (optimize_size_tune_info): Set slow_unaligned_access to false.
550 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
551 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
552 (riscv_option_override): Set riscv_slow_unaligned_access.
553 * doc/invoke.texi: Add -mstrict-align to RISC-V.
555 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
557 * config/riscv/riscv.md: Unify indentation.
559 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
564 * config/rs6000/rs6000.md (u code attribute): Add FIX and
566 (extendsi<mode>2): Add support for doing sign extension via
567 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
568 don't have ISA 3.0 instructions.
569 (extendsi<mode>2 splitter): Likewise.
570 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
571 generate the normal insns since SImode can now go in vector
572 registers. Disallow the special UNSPECs needed for previous
573 machines to hide SImode being used. Add new insns
574 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
575 (fix_trunc<mode>si2_stfiwx): Likewise.
576 (fix_trunc<mode>si2_internal): Likewise.
577 (fixuns_trunc<mode>si2): Likewise.
578 (fixuns_trunc<mode>si2_stfiwx): Likewise.
579 (fctiw<u>z_<mode>_smallint): Likewise.
580 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
581 of floating point to 32-bit integer from doing a direct move to
582 the GPR registers to do a store.
583 (fctiwz_<mode>): Break long line.
585 2017-05-05 Bin Cheng <bin.cheng@arm.com>
587 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
588 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
589 (addr_list, addr_offset_valid_p): New.
590 (split_address_groups): Check offset validity with above function.
591 (gt-tree-ssa-loop-ivopts.h): Include header file.
593 2017-05-05 Nathan Sidwell <nathan@acm.org>
595 * config.gcc (arm*-*-*): Add missing 'fi'.
597 2017-05-05 Steve Ellcey <sellcey@cavium.com>
599 * doc/invoke.texi (-fopt-info): Explicitly say order of options
600 included in -fopt-info does not matter.
601 * doc/optinfo.texi (-fopt-info): Fix description of default
602 behavour. Explicitly say order of options included in -fopt-info
605 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
607 * config.gcc: Allow combinations of aprofile and rmprofile values for
608 --with-multilib-list.
609 * config/arm/t-multilib: New file.
610 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
611 variables. Remove setting of ISA and floating-point ABI in
612 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
613 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
614 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
615 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
617 * config/arm/t-rmprofile: Likewise except for the matches changes.
618 * doc/install.texi (--with-multilib-list): Document the combination of
619 aprofile and rmprofile values and warn about pitfalls in doing that.
621 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
623 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
624 (movdi_aarch64): Likewise.
626 2017-05-05 Jakub Jelinek <jakub@redhat.com>
628 PR tree-optimization/80632
629 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
631 (build_arrays): Initialize it for virtual phis.
632 (fix_phi_nodes): Use it for virtual phis.
634 PR tree-optimization/80558
635 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
636 [x, y] op z into [x op, y op z] for op & or | if conditions
639 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
640 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
643 * config/arm/arm.md (use_literal_pool): Remove.
644 (64-bit immediate split): No longer takes cost into consideration
645 if arm_disable_literal_pool is enabled.
646 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
647 used when arm_disable_literal_pool is enabled.
648 (arm_max_const_double_inline_cost): Remove use of
649 arm_disable_literal_pool.
650 (push_minipool_fix): Add assert.
651 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
652 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
653 (no_literal_pool_sf_immediate): New.
655 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
657 PR tree-optimization/80613
658 * tree-ssa-dce.c (propagate_necessity): Remove cases for
659 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
661 2017-05-05 Richard Biener <rguenther@suse.de>
663 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
665 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
667 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
668 of this flag from insn conditions due to removal from r247495.
670 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
672 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
674 (arm_early_store_addr_dep_ptr): Likewise.
675 * config/arm/aarch-common-protos.h
676 (arm_early_load_addr_dep_ptr): Add prototype.
677 (arm_early_store_addr_dep_ptr): Likewise.
678 * config/arm/cortex-a53.md: Add new bypasses.
680 2017-05-05 Jakub Jelinek <jakub@redhat.com>
682 * tree.c (next_type_uid): Change type to unsigned.
683 (type_hash_canon): Decrement back next_type_uid if
684 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
685 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
688 2017-05-04 Martin Sebor <msebor@redhat.com>
690 * builtins.c: Fix a trivial typo in a comment.
693 * builtins.c (check_sizes): Adjust to handle reading past the end.
694 Avoid printing excessive upper bound of ranges. Use %E to print
695 tree nodes instead of converting them to %wu.
696 (expand_builtin_memchr): New function.
697 (compute_dest_size): Rename...
698 (compute_objsize): ...to this.
699 (expand_builtin_memcpy): Adjust.
700 (expand_builtin_mempcpy): Adjust.
701 (expand_builtin_strcat): Adjust.
702 (expand_builtin_strcpy): Adjust.
703 (check_strncat_sizes): Adjust.
704 (expand_builtin_strncat): Adjust.
705 (expand_builtin_strncpy): Adjust and simplify.
706 (expand_builtin_memset): Adjust.
707 (expand_builtin_bzero): Adjust.
708 (expand_builtin_memcmp): Adjust.
709 (expand_builtin): Handle memcmp.
710 (maybe_emit_chk_warning): Check strncat just once.
712 2017-05-04 Martin Sebor <msebor@redhat.com>
714 PR preprocessor/79214
717 * builtins.c (check_sizes): Add inlining context and issue
718 warnings even when -Wno-system-headers is set.
719 (check_strncat_sizes): Same.
720 (expand_builtin_strncat): Same.
721 (expand_builtin_memmove): New function.
722 (expand_builtin_stpncpy): Same.
723 (expand_builtin): Handle memmove and stpncpy.
725 2017-05-04 Bin Cheng <bin.cheng@arm.com>
727 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
728 which is not used any more.
730 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
732 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
734 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
736 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
737 (cortexa53_tunings): Likewise.
738 (cortexa57_tunings): Likewise.
739 (cortexa72_tunings): Likewise.
740 (cortexa73_tunings): Likewise.
742 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
744 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
745 Set loop alignment to 8.
747 2017-05-04 Martin Sebor <msebor@redhat.com>
750 * builtins.c (expand_builtin_object_size): Add missing quoting to
751 %D and like directives.
752 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
753 (hsa_type_for_tree_type): Same.
754 (verify_function_arguments): Same.
755 * symtab.c (symbol_table::change_decl_assembler_name): Same.
756 * varasm.c (get_section): Same.
759 2017-05-04 Martin Sebor <msebor@redhat.com>
762 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
764 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
766 * config/aarch64/aarch64.c (generic_addrcost_table):
767 Change HI/TI mode setting.
769 2017-05-04 Martin Jambor <mjambor@suse.cz>
771 PR tree-optimization/80622
772 * tree-sra.c (comes_initialized_p): New function.
773 (build_accesses_from_assign): Only set write lazily when
774 comes_initialized_p is false.
775 (analyze_access_subtree): Use comes_initialized_p.
776 (propagate_subaccesses_across_link): Assert !comes_initialized_p
777 instead of testing for PARM_DECL.
779 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
781 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
782 constraint on operand 0 to allow more general addressing modes.
783 Adjust output template.
784 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
786 * config/aarch64/aarch64-protos.h
787 (aarch64_address_valid_for_prefetch_p): Declare prototype.
788 * config/aarch64/constraints.md (Dp): New address constraint.
789 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
792 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
794 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
795 update use of estimate_ipcp_clone_size_and_time.
796 (estimate_local_effects): Update use of
797 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
798 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
799 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
800 Return nonspecialized time.
802 2017-05-04 Richard Biener <rguenther@suse.de>
804 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
805 for the last VUSE which def dominates the PHI. Directly call
807 (get_continuation_for_phi_1): Remove.
809 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
811 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
812 to explain the use of truncating division. Cap the number of
813 iterations to the maximum given by nb_iterations_upper_bound,
816 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
818 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
819 * configure: Regenerate.
820 * config.in: Regenerate.
821 * config/i386/driver-mingw32.c: new file.
822 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
823 * config.host: Link driver-mingw32.o on MinGW host.
824 * doc/install.texi: Document new --enable-mingw-wildcard configure
827 2017-05-04 Marek Polacek <polacek@redhat.com>
829 PR tree-optimization/80612
830 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
832 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
833 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
835 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
836 (movt splitter): Likewise.
837 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
838 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
839 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
840 block for Thumb-1 with MOVT.
841 (thumb2_legitimate_address_p): Move code block ...
842 (can_avoid_literal_pool_for_label_p): ... into this new function.
843 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
845 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
846 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
847 "M-profile targets with the MOVT instruction".
849 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
851 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
852 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
853 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
855 2017-05-04 Martin Liska <mliska@suse.cz>
857 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
860 2017-05-04 Richard Biener <rguenther@suse.de>
862 * tree.c (array_at_struct_end_p): Handle arrays at struct
863 end with flexarrays more conservatively. Refactor and treat
864 arrays of arrays or aggregates more strict. Fix
865 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
866 * tree.c (array_at_struct_end_p): Adjust prototype.
867 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
868 * gimple-fold.c (get_range_strlen): Likewise.
869 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
871 2017-05-04 Richard Biener <rguenther@suse.de>
873 PR tree-optimization/31130
874 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
876 (supports_overflow_infinity): Likewise.
877 (is_negative_overflow_infinity): Likewise.
878 (is_positive_overflow_infinity): Likewise.
879 (is_overflow_infinity): Likewise.
880 (stmt_overflow_infinity): Likewise.
881 (overflow_infinity_range_p): Likewise.
882 (usable_range_p): Remove as always returning true.
883 (make_overflow_infinity): Remove.
884 (negative_overflow_infinity): Likewise.
885 (positive_overflow_infinity): Likewise.
886 (avoid_overflow_infinity): Likewise.
887 (set_value_range): Adjust accordingly.
888 (set_value_range_to_nonnegative): Likewise, remove now unused
889 overflow_infinity arg.
890 (vrp_operand_equal_p): Adjust.
891 (update_value_range): Likewise.
892 (range_int_cst_singleton_p): Likewise.
893 (operand_less_p): Likewise.
894 (compare_values_warnv): Likewise.
895 (extract_range_for_var_from_comparison_expr): Likewise.
896 (vrp_int_const_binop): Likewise.
897 (zero_nonzero_bits_from_vr): Likewise.
898 (extract_range_from_multiplicative_op_1): Likewise.
899 (extract_range_from_binary_expr_1): Likewise.
900 (extract_range_from_unary_expr): Likewise.
901 (extract_range_from_comparison): Likewise.
902 (extract_range_basic): Likewise.
903 (adjust_range_with_scev): Likewise.
904 (compare_ranges): Likewise.
905 (compare_range_with_value): Likewise.
906 (dump_value_range): Likewise.
907 (test_for_singularity): Likewise, remove strict_overflow_p parameter
909 (simplify_cond_using_ranges): Adjust.
911 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
913 * brig-builtins.def: Added a builtin for class_f64.
914 * builtin-types.def: Added a builtin type needed by class_f64.
916 2017-05-03 Jason Merrill <jason@redhat.com>
918 * timevar.def: Add TV_CONSTEXPR.
920 2017-05-03 David Malcolm <dmalcolm@redhat.com>
922 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
924 2017-05-03 Martin Jambor <mjambor@suse.cz>
926 * ipa-prop.c (ipa_update_after_lto_read): Removed.
927 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
928 * ipa-cp.c (ipcp_propagate_stage): Do not call
929 ipa_update_after_lto_read.
930 * ipa-inline.c (ipa_inline): Likewise.
932 2017-05-03 Martin Jambor <mjambor@suse.cz>
934 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
935 tag. Added a default constructor and a destructor.
936 (ipa_edge_args_sum_t): New class;
937 (ipa_edge_args_sum): Declare.
938 (ipa_edge_args_vector): Remove declaration.
939 (IPA_EDGE_REF): Use ipa_edge_args_sum.
940 (ipa_free_edge_args_substructures): Remove declaration.
941 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
942 (ipa_edge_args_info_available_for_edge_p): Likewise.
943 * ipa-prop.c (ipa_edge_args_vector): Removed.
944 (edge_removal_hook_holder): Likewise.
945 (edge_duplication_hook_holder): Likewise.
946 (ipa_edge_args_sum): New variable.
947 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
948 ipa_edge_args_vector.
949 (ipa_free_edge_args_substructures): Likewise.
950 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
951 ipa_edge_args_vector.
952 (ipa_edge_removal_hook): Turned into method
953 ipa_edge_args_sum_t::remove.
954 (ipa_edge_duplication_hook): Turned into method
955 ipa_edge_args_sum_t::duplicate.
956 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
957 registering edge hooks.
958 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
959 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
960 ipa_edge_args_sum instead of ipa_edge_args_vector.
961 * ipa-profile.c (ipa_profile): Likewise.
963 2017-05-03 Martin Jambor <mjambor@suse.cz>
965 * symbol-summary.h (function_summary): New method exists.
966 (function_summary::symtab_removal): Deallocate through release.
967 (call_summary): New class.
968 (gt_ggc_mx): New overload.
969 (gt_pch_nx): Likewise.
970 (gt_pch_nx): Likewise.
972 2017-05-03 Jeff Law <law@redhat.com>
974 PR tree-optimization/78496
975 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
976 from simplify_cond_using_ranges. Split off code to walk
977 backwards through casts into ...
978 (simplify_cond_using_ranges_2): New function.
979 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
980 (execute_vrp): After identifying jump threads, call
981 simplify_cond_using_ranges_2.
983 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
986 * ipa-inline.h (inline_summary): Add ctor.
987 (create_ggc): Do not use ggc_cleared_alloc.
989 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
990 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
992 * gcc.c (handle_braces): Support escaping in switch matching
994 * doc/invoke.texi (Spec Files): Document it.
995 Remove superfluous @code markup in items.
997 2017-05-03 David Malcolm <dmalcolm@redhat.com>
999 * diagnostic-show-locus.c (struct column_range): New struct.
1000 (get_affected_columns): New function.
1001 (get_printed_columns): New function.
1002 (struct correction): New struct.
1003 (correction::ensure_capacity): New function.
1004 (correction::ensure_terminated): New function.
1005 (struct line_corrections): New struct.
1006 (line_corrections::~line_corrections): New dtor.
1007 (line_corrections::add_hint): New function.
1008 (layout::print_trailing_fixits): Reimplement in terms of the new
1010 (selftest::test_overlapped_fixit_printing): New function.
1011 (selftest::diagnostic_show_locus_c_tests): Call it.
1013 2017-05-03 Nathan Sidwell <nathan@acm.org>
1015 Canonicalize canonical type hashing
1016 * tree.h (type_hash_canon_hash): Declare.
1017 * tree.c (type_hash_list, attribute_hash_list): Move into
1018 type_hash_canon_hash.
1019 (build_type_attribute_qual_variant): Break out hash code calc into
1020 type_hash_canon_hash.
1021 (type_hash_canon_hash): New. Generic type hash computation.
1022 (build_range_type_1, build_array_type_1, build_function_type,
1023 build_method_type_directly, build_offset_type, build_complex_type,
1024 make_vector_type): Call it.
1026 2017-05-03 Richard Biener <rguenther@suse.de>
1028 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1029 When all DRs have unknown misaligned do not always peel
1030 when there is a store but apply the same costing model as if
1031 there were only loads.
1033 2017-05-03 Richard Biener <rguenther@suse.de>
1036 PR tree-optimization/80492
1037 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1038 compare_base_decls returning dont-know properly.
1040 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
1042 * config/arm/iterators.md (CCSI): New mode iterator.
1043 (arch): New mode attribute.
1044 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
1045 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
1046 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
1047 code iterator for success result mode.
1048 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
1049 the corresponding new insn generators.
1051 2017-05-03 Bin Cheng <bin.cheng@arm.com>
1054 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1055 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1057 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
1059 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
1060 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
1061 (DDR_A): Wrap DDR argument in brackets.
1062 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
1063 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
1064 (DDR_REVERSED_P): Likewise.
1066 2017-05-03 Jakub Jelinek <jakub@redhat.com>
1068 PR tree-optimization/79472
1069 * tree-switch-conversion.c (struct switch_conv_info): Add
1070 contiguous_range and default_case_nonstandard fields.
1071 (collect_switch_conv_info): Compute contiguous_range and
1072 default_case_nonstandard fields, don't clear final_bb if
1073 contiguous_range and only the default case doesn't have the required
1075 (check_all_empty_except_final): Set default_case_nonstandard instead
1076 of failing if contiguous_range and the default case doesn't have empty
1078 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
1079 and only the default case doesn't have the required constants. Skip
1081 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
1082 if default_case_nonstandard.
1083 (build_constructors): Build constant 1 just once. Assert that default
1084 values aren't inserted in between cases if contiguous_range. Skip
1086 (build_arrays): Skip virtual phis.
1087 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
1088 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
1089 Handle virtual phis.
1090 (gen_inbound_check): Handle default_case_nonstandard case.
1091 (process_switch): Adjust check_final_bb caller. Call
1092 gather_default_values with the first non-default case instead of
1093 default case if default_case_nonstandard.
1095 2017-05-02 Nathan Sidwell <nathan@acm.org>
1097 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
1098 check. Fix formatting.
1100 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
1102 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
1103 errors when comparing specialized and unspecialized times.
1105 2017-05-02 David Malcolm <dmalcolm@redhat.com>
1107 * diagnostic-show-locus.c
1108 (layout::should_print_annotation_line_p): Make private.
1109 (layout::print_annotation_line): Make private.
1110 (layout::annotation_line_showed_range_p): Make private.
1111 (layout::show_ruler): Make private.
1112 (layout::print_source_line): Make private. Pass in line and
1113 line_width, rather than calling location_get_source_line. Drop
1115 (layout::print_leading_fixits): New method.
1116 (layout::print_any_fixits): Rename to...
1117 (layout::print_trailing_fixits): ...this, and make private.
1118 Don't print newline fixits.
1119 (diagnostic_show_locus): Move logic for printing one row into...
1120 (layout::print_line): ...this new function. Move the
1121 location_get_source_line call and error-handling from
1122 print_source_line to here. Call print_leading_fixits, and rename
1123 print_any_fixits to print_trailing_fixits.
1124 (selftest::test_fixit_insert_containing_newline): Update now that
1125 newlines are partially supported.
1126 (selftest::test_fixit_insert_containing_newline_2): New test.
1127 (selftest::test_fixit_replace_containing_newline): Update comments.
1128 (selftest::diagnostic_show_locus_c_tests): Call the new test.
1129 * edit-context.c (class added_line): New class.
1130 (class edited_line): Describe newline handling in comment.
1131 (edited_line::actually_edited_p): New method.
1132 (edited_line::print_content): Delete redundant decl.
1133 (edited_line::m_predecessors): New field.
1134 (edited_file::print_content): Call edited_line::print_content.
1135 (edited_file::print_diff): Update to support newlines.
1136 (edited_file::print_diff_hunk): Likewise.
1137 (edited_file::print_run_of_changed_lines): New function.
1138 (edited_file::print_diff_line): Convert to...
1139 (print_diff_line): ...this.
1140 (edited_file::get_effective_line_count): New function.
1141 (edited_line::edited_line): Initialize new field m_predecessors.
1142 (edited_line::~edited_line): Clean up m_predecessors.
1143 (edited_line::apply_fixit): Handle newlines.
1144 (edited_line::get_effective_line_count): New function.
1145 (edited_line::print_content): New function.
1146 (edited_line::print_diff_lines): New function.
1147 (selftest::test_applying_fixits_insert_containing_newline): New
1149 (selftest::test_applying_fixits_replace_containing_newline): New
1151 (selftest::insert_line): New function.
1152 (selftest::test_applying_fixits_multiple_lines): Add example of
1154 (selftest::edit_context_c_tests): Call the new tests.
1156 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1158 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
1159 parameter cand. Update dump information.
1160 (get_computation_cost): Update uses.
1162 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1164 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
1165 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
1166 (get_computation_at, rewrite_use_address): Update use of
1167 get_computation_aff.
1169 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1171 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
1172 (get_computation): Delete.
1173 (get_computation_cost): Implement like get_computation_cost_at.
1174 Use get_computation_at.
1175 (get_computation_cost_at): Delete.
1176 (rewrite_use_nonlinear_expr): Use get_computation_at.
1177 (rewrite_use_compare, remove_unused_ivs): Ditto.
1179 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1181 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
1183 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1185 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
1186 (ivopts_global_cost_for_size): Rename parameter and update uses.
1187 (iv_ca_recount_cost): Update uses.
1188 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
1189 candidates seperately in n_invs and n_cands.
1190 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
1192 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1194 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
1195 (find_inv_vars_cb): New.
1196 (find_depends): Renamed to ...
1197 (find_inv_vars): ... this.
1198 (add_candidate_1, force_var_cost): Call find_inv_vars.
1199 (split_address_cost, determine_group_iv_cost_cond): Ditto.
1201 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1203 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
1204 inv_vars. Add inv_exprs.
1205 (struct iv_cand): Rename depends_on to inv_vars.
1206 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
1207 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
1208 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
1209 (dump_cand): Dump inv_vars.
1210 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
1211 (record_invariant, find_depends, add_candidate_1): Ditto.
1212 (set_group_iv_cost, force_var_cost): Ditto.
1213 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
1214 (get_computation_cost_at, get_computation_cost): Ditto.
1215 (determine_group_iv_cost_generic): Ditto.
1216 (determine_group_iv_cost_address): Ditto.
1217 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
1218 (determine_group_iv_costs): Ditto.
1219 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
1220 (iv_ca_set_remove_invariants): Renamed to ...
1221 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
1222 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
1223 (iv_ca_set_add_invariants): Renamed to ...
1224 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
1225 (iv_ca_set_cp): Use iv_ca_set_add_invs.
1226 (iv_ca_has_deps): Support inv_vars and inv_exprs.
1227 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
1228 (create_new_ivs): Remove useless dump.
1230 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1232 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
1234 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
1235 (iv_ca_set_no_cp, create_new_iv): Ditto.
1237 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1239 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1241 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1243 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
1244 function tree_check2.
1246 2017-05-02 Martin Liska <mliska@suse.cz>
1248 * doc/gcov.texi: Add missing preposition.
1249 * gcov.c (function_info::function_info): Properly fill up
1250 all member variables.
1252 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1254 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
1256 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1258 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
1260 2017-05-02 Martin Liska <mliska@suse.cz>
1263 * lto-streamer-in.c (lto_read_tree_1): Remove
1265 * lto-streamer.c (struct tree_hash_entry): Likewise.
1266 (struct tree_entry_hasher): Likewise.
1267 (tree_entry_hasher::hash): Likewise.
1268 (tree_entry_hasher::equal): Likewise.
1269 (lto_streamer_init): Likewise.
1270 (lto_orig_address_map): Likewise.
1271 (lto_orig_address_get): Likewise.
1272 (lto_orig_address_remove): Likewise.
1273 * lto-streamer.h: Likewise.
1274 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1275 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
1277 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
1279 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
1280 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
1281 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
1282 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
1283 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
1284 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
1285 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
1286 (mm_maskz_sub_ss): New intrinsics.
1287 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1288 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
1289 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
1290 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
1291 (__builtin_ia32_subss_mask_round): New builtins.
1292 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1293 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
1294 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
1296 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
1297 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
1299 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
1302 2017-05-02 Martin Jambor <mjambor@suse.cz>
1304 PR tree-optimization/78687
1305 * tree-sra.c (access): New field parent.
1306 (process_subtree_disqualification): New function.
1307 (disqualify_candidate): Call it.
1308 (build_accesses_from_assign): Reset write flag if creating an
1310 (build_access_subtree): Fill in parent field and also prpagate
1311 down grp_write flag.
1312 (create_artificial_child_access): New parameter set_grp_write, set
1313 grp_write to its value.
1314 (propagate_subaccesses_across_link): Also propagate grp_write flag
1316 (propagate_all_subaccesses): Push the closest parent back to work
1317 queue if add_access_to_work_queue returned true.
1319 2017-05-02 Richard Biener <rguenther@suse.de>
1321 * common.opt (fstrict-overflow): Alias negative to fwrapv.
1322 * doc/invoke.texi (fstrict-overflow): Remove all traces of
1323 -fstrict-overflow documentation.
1324 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
1325 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
1326 flag_strict_overflow.
1327 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
1328 * lto-opts.c (lto_write_options): Do not stream it.
1329 * lto-wrapper.c (merge_and_complain): Do not handle it.
1330 * opts.c (default_options_table): Do not set -fstrict-overflow.
1331 (finish_options): Likewise do not clear it when sanitizing.
1332 * simplify-rtx.c (simplify_const_relational_operation): Do not
1333 test flag_strict_overflow.
1335 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1337 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
1338 using enabled attribute.
1339 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
1340 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
1341 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
1342 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
1343 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
1344 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
1345 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
1346 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
1347 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
1348 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
1350 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1352 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
1354 2017-05-02 Richard Biener <rguenther@suse.de>
1356 PR tree-optimization/80591
1358 2017-04-10 Richard Biener <rguenther@suse.de>
1360 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1363 2017-05-02 Richard Biener <rguenther@suse.de>
1365 PR tree-optimization/80549
1366 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
1367 (cleanup_tree_cfg_noloop): Create forwarders to known loop
1368 headers if they do not have a preheader.
1370 2017-05-02 Martin Liska <mliska@suse.cz>
1373 * common.opt: Fix typo.
1374 * doc/invoke.texi: Likewise.
1376 2017-05-01 Jan Beulich <jbeulich@suse.com>
1378 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
1379 swapping, add (x,x,m,x,n) alternative.
1381 2017-05-01 Nathan Sidwell <nathan@acm.org>
1383 * calls.c (combine_pending_stack_adjustment_and_call): Remove
1384 unnecessary unadjusted_alignment check.
1386 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1389 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
1391 * gimplify.c (gimplify_cilk_detach): New function.
1392 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
1393 * tree-core.h: Document EXPR_CILK_SPAWN.
1394 * tree.h (EXPR_CILK_SPAWN): Define.
1396 2017-05-01 David Malcolm <dmalcolm@redhat.com>
1398 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
1399 to use new fixit_hint representation, using the "replace" logic.
1400 (get_line_span_for_fixit_hint): Likewise.
1401 (layout::print_any_fixits): Likewise.
1402 (selftest::test_one_liner_many_fixits): Rename to...
1403 (selftest::test_one_liner_many_fixits_1): ...this, and update
1404 comment and expected output to reflect that the multiple fix-it
1405 hints are now consolidated into one insertion.
1406 (selftest::test_one_liner_many_fixits_2): New test.
1407 (selftest::test_diagnostic_show_locus_one_liner): Update for
1409 (selftest::test_fixit_consolidation): Update for fix-it API
1411 * diagnostic.c (print_parseable_fixits): Likewise.
1412 * edit-context.c (edited_line::m_line_events): Convert from
1413 auto_vec <line_event *> to auto_vec <line_event>.
1414 (class line_event): Convert from abstract base class to a concrete
1415 class, taking over the role of replace_event.
1416 (class insert_event): Delete.
1417 (class replace_event): Rename to class line_event. Convert to
1419 (edit_context::add_fixits): Reimplement.
1420 (edit_context::apply_insert): Delete.
1421 (edit_context::apply_replace): Rename to...
1422 (edit_context::apply_fixit): ...this. Convert to half-open range.
1423 (edited_file::apply_insert): Delete.
1424 (edited_file::apply_replace): Rename to...
1425 (edited_file::apply_fixit): ...this.
1426 (edited_line::~edited_line): Drop deletion of events.
1427 (edited_line::apply_insert): Delete.
1428 (edited_line::apply_replace): Rename to...
1429 (edited_line::apply_fixit): ...this. Convert to half-open range.
1430 Update for change to type of m_line_events.
1431 * edit-context.h (edit_context::apply_insert): Delete.
1432 (edit_context::apply_replace): Rename to...
1433 (edit_context::apply_fixit): ...this.
1435 2017-05-01 Martin Sebor <msebor@redhat.com>
1437 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
1440 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
1443 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
1444 __get_cpuid_max returns 0.
1445 (__get_cpuid_count): Ditto.
1447 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
1449 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
1450 replacement expression is another instance of one of its arguments.
1452 2017-05-01 Jakub Jelinek <jakub@redhat.com>
1455 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
1456 check for stack push/pop autoinc.
1457 * config/i386/i386.c (ix86_agi_dependent): Return false
1458 if the only reason why modified_in_p returned true is that
1459 addr is SP based and set_insn is a push or pop.
1461 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1463 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
1466 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1469 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
1470 (account_size_time): Use two predicates - exec_pred and
1472 (evaluate_conditions_for_known_args): Compute both clause and
1474 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
1475 (inline_summary_t::duplicate): Update.
1476 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
1478 (compute_inline_parameters): Likewise.
1479 (estimate_edge_size_and_time): Update caluclation of time.
1480 (estimate_node_size_and_time): Compute both time and nonspecialized
1482 (estimate_ipcp_clone_size_and_time): Update.
1483 (inline_merge_summary): Update.
1484 (do_estimate_edge_time): Update.
1485 (do_estimate_edge_size): Update.
1486 (do_estimate_edge_hints): Update.
1487 (inline_read_section, inline_write_summary): Stream both new predicates.
1488 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
1490 (compute_inlined_call_time): Cleanup.
1491 (big_speedup_p): Update.
1492 (edge_badness): Update.
1493 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
1494 (size_time_entry): Replace predicate by exec_predicate and
1496 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
1497 (estimate_edge_time): Return also nonspec_time.
1498 (reset_edge_growth_cache): Update.
1500 2017-04-29 Jakub Jelinek <jakub@redhat.com>
1502 PR rtl-optimization/80491
1503 * ifcvt.c (noce_process_if_block): When looking for x setter
1504 with missing else_bb, don't check only the insn right before
1505 cond_earliest, but look for the last insn that x is modified in
1508 PR rtl-optimization/80491
1509 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
1511 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
1513 PR tree-optimization/80487
1514 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
1516 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1518 PR tree-optimization/79697
1519 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
1520 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
1521 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
1523 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
1524 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
1526 2017-04-28 Martin Sebor <msebor@redhat.com>
1528 PR tree-optimization/80523
1529 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
1530 (init_target_to_host_charmap, target_to_host, target_strtol10): New
1532 (maybe_warn, format_directive, parse_directive): Use new functions.
1533 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
1535 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
1537 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
1539 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1541 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
1542 target_header_dir): Set correctly.
1543 * configure: Regenerated.
1544 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1545 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1546 instead of SYSTEM_HEADER_DIR.
1548 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
1550 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
1551 (estimate_local_effects): Likewise.
1552 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
1553 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
1554 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
1555 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
1556 do_estimate_edge_time, estimate_edge_time): Likewise.
1557 * ipa-inline-analysis.c (estimate_node_size_and_time,
1558 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
1559 (estimate_time_after_inlining): Remove.
1561 2017-04-28 Martin Liska <mliska@suse.cz>
1563 * doc/gcov.texi: Enhance documentation of gcov.
1565 2017-04-28 Martin Liska <mliska@suse.cz>
1567 * doc/gcov.texi: Sort options in alphabetic order.
1568 * doc/gcov-dump.texi: Likewise.
1569 * doc/gcov-tool.texi: Likewise.
1570 * gcov.c (print_usage): Likewise.
1571 * gcov-dump.c (print_usage): Likewise.
1572 * gcov-tool.c (print_merge_usage_message): Likewise.
1573 (print_rewrite_usage_message): Likewise.
1574 (print_overlap_usage_message): Likewise.
1576 2017-04-28 Martin Liska <mliska@suse.cz>
1578 PR gcov-profile/53915
1579 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
1581 2017-04-28 Martin Liska <mliska@suse.cz>
1583 PR gcov-profile/79891
1584 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
1585 is marked by compiler as living on a line.
1586 (get_cycles_count): Remove usage of the union.
1587 (output_intermediate_file): Likewise.
1588 (find_source): Fix GNU coding style.
1589 (accumulate_line_counts): Remove old non-all block mode.
1590 (output_lines): Remove usage of the union.
1591 * profile.c (output_location): Include all BBs, even if
1592 belonging to a same line (and file) as a previous BB.
1594 2017-04-28 Martin Liska <mliska@suse.cz>
1596 * gcov.c (process_args): Handle new argument 'w'.
1597 (read_graph_file): Assign ID to BBs.
1598 (output_branch_count): Display BB # if verbose flag is set.
1599 (output_lines): Likewise for arcs.
1600 (print_usage): Add '--verbose' option help.
1601 * doc/gcov.texi: Document --verbose (-w) option.
1603 2017-04-28 Martin Liska <mliska@suse.cz>
1605 * gcov.c (struct block_location_info): New struct.
1606 (process_file): Fill up the new structure.
1607 (read_graph_file): Replace usage of encoding by the newly added
1609 (add_line_counts): Likewise.
1610 (accumulate_line_counts): Remove usage of the union.
1611 (function_info::function_info): New function.
1612 (function_info::~function_info): Likewise.
1613 (process_file): Call delete instead of release_function.
1614 (release_function): Release the function.
1615 (release_structures): Call delete instead of release_function.
1616 (solve_flow_graph): Replace usage of num_blocks.
1617 (find_exception_blocks): Likewise.
1618 (output_lines): Fix GNU coding style.
1620 2017-04-28 Martin Liska <mliska@suse.cz>
1623 * coverage.c (coverage_remove_note_file): New function.
1624 * coverage.h: Declare the function.
1625 * toplev.c (finalize): Clean if an error has been seen.
1627 2017-04-28 Martin Liska <mliska@suse.cz>
1629 PR gcov-profile/80031
1630 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1631 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1632 * gcov.c (read_graph_file): Read just number of blocks.
1633 * profile.c (branch_prob): Do not stream 0 flags per a basic
1636 2017-04-28 Martin Liska <mliska@suse.cz>
1638 * gcov-dump.c (tag_*): Add new argument to declarations.
1639 (dump_gcov_file): Likewise.
1640 (tag_blocks): Add and use new argument depth.
1641 (tag_arcs): Likewise.
1642 (tag_lines): Likewise.
1643 (tag_counters): Likewise.
1644 (tag_summary): Likewise.
1645 (dump_working_sets): Use depth to do a proper indentation.
1647 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1650 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1651 * symtab.c (symtab_node::debug_symtab): Move definition here.
1653 2017-04-28 Richard Biener <rguenther@suse.de>
1655 * lto-streamer.h (LTO_major_version): Bump to 7.
1657 2017-04-28 Richard Biener <rguenther@suse.de>
1659 * tree-vrp.c (assert_info): New struct.
1660 (add_assert_info): New helper.
1661 (register_edge_assert_for_2): Refactor to add asserts to a vector
1663 (register_edge_assert_for_1): Likewise.
1664 (register_edge_assert_for): Likewise.
1665 (finish_register_edge_assert_for): New helper actually registering
1666 asserts where live on edge.
1667 (find_conditional_asserts): Adjust.
1668 (find_switch_asserts): Likewise.
1669 (evrp_dom_walker::try_find_new_range): Generalize.
1670 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
1672 2017-04-27 Marek Polacek <polacek@redhat.com>
1675 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
1676 arg10 and arg11 to itype.
1678 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
1680 * doc/extend.texi (Object Size Checking): Improve grammar.
1682 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1685 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1686 that the logic for permitting reciprocal estimates matches that
1689 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1692 * tree.c (type_cache_hasher::equal): Only compare
1693 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1694 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1695 non-aggregate element types.
1696 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1697 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1699 2017-04-27 Richard Biener <rguenther@suse.de>
1702 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1703 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1704 keeping a reference to a trailing array.
1706 2017-04-27 Richard Biener <rguenther@suse.de>
1709 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1710 being in loop-closed SSA form conservatively.
1711 (chrec_fold_multiply_poly_poly): Likewise.
1713 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1716 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1717 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1719 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1722 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1723 (aarch64_function_arg_alignment): Return unsigned int again, but still
1724 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1725 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1726 Don't emit -Wpsabi note.
1727 (aarch64_function_arg_boundary): Likewise.
1728 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1731 2017-04-26 Nathan Sidwell <nathan@acm.org>
1733 * tree.h (crc32_unsigned_n): Declare.
1734 (crc32_unsigned, crc32_unsigned): Make inline.
1735 * tree.c (crc32_unsigned_bits): Replace with ...
1736 (crc32_unsigned_n): ... this.
1737 (crc32_unsigned, crc32_byte): Remove.
1738 (crc32_string): Remove unnecessary braces.
1740 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1742 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1743 * ipa-inline-analysis.c (MAX_TIME): Remove.
1744 (account_size_time): Use sreal for time.
1745 (dump_inline_summary): Update.
1746 (estimate_function_body_sizes): Update.
1747 (estimate_edge_size_and_time): Update.
1748 (estimate_calls_size_and_time): Update.
1749 (estimate_node_size_and_time): Update.
1750 (inline_merge_summary): Update.
1751 (inline_update_overall_summary): Update.
1752 (estimate_time_after_inlining): Update.
1753 (inline_read_section): Update.
1754 (inline_write_summary): Update.
1755 * ipa-inline.c (compute_uninlined_call_time): Update.
1756 (compute_inlined_call_time): Update.
1757 (recursive_inlining): Update.
1758 (inline_small_functions): Update.
1759 (dump_overall_stats): Update.
1760 * ipa-inline.h: Include sreal.h.
1761 (size_time_entry): Turn time to sreal.
1762 (inline_summary): Turn self_time nad time to sreal.
1764 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1766 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1768 (sreal::stream_out, sreal::stream_in): New.
1769 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1771 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1773 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1776 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1781 (dimode_scalar_chain::compute_convert_gain): Ditto.
1782 (dimode_scalar_chain::make_vector_copies): Ditto.
1783 (dimode_scalar_chain::convert_reg): Ditto.
1784 (dimode_scalar_chain::convert_insn): Ditto.
1785 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1786 (VI248_AVX512BW_1): New mode iterator.
1787 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1788 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1791 2017-04-25 Martin Sebor <msebor@redhat.com>
1793 PR tree-optimization/80497
1794 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1795 constants are representable in HOST_WIDE_INT.
1796 (parse_directive): Ditto.
1798 2017-04-25 Martin Sebor <msebor@redhat.com>
1801 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1802 (new_zero_array): Adjust signature.
1803 (dom_info::dom_init): Used unsigned rather that size_t.
1804 (dom_info::dom_info): Same.
1806 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1807 Jakub Jelinek <jakub@redhat.com>
1810 * config/arm/arm.c: Include gimple.h.
1811 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1812 returns negative, increment ncrn only if it returned positive.
1813 (arm_needs_doubleword_align): Return int instead of bool,
1814 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1815 members, but if there is any such non-FIELD_DECL
1816 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1817 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1818 returns negative, increment nregs only if it returned positive.
1819 (arm_setup_incoming_varargs): Likewise.
1820 (arm_function_arg_boundary): Emit -Wpsabi note if
1821 arm_needs_doubleword_align returns negative, return
1822 DOUBLEWORD_ALIGNMENT only if it returned positive.
1824 2017-04-25 Marek Polacek <polacek@redhat.com>
1827 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1828 first argument to type.
1830 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1833 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1834 type checks to test for compatibility instead of equality.
1836 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1837 Jakub Jelinek <jakub@redhat.com>
1840 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1842 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1843 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1844 the alignment computation, but return their maximum in warn_alignment.
1845 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1846 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1848 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1849 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1852 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1854 * config/arc/simdext.md (dmpyh): Fix typo.
1856 2017-04-25 Richard Biener <rguenther@suse.de>
1858 PR tree-optimization/80492
1859 * alias.c (compare_base_decls): Handle registers with asm
1860 specification conservatively.
1861 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1862 compare_base_decls returning dont-know properly.
1864 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1866 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1867 (legitimate_offset_address_p): New function.
1868 (arc_legitimate_address_p): Use above function.
1870 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1872 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1874 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1876 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1877 ACCH registers whenever they are available.
1879 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1881 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1882 double regs fix when not used.
1884 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1886 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1888 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1889 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1891 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1893 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1894 when emitting short ADD instructions.
1896 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1898 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1900 (cmpsi_cc_c_insn): Likewise.
1901 (cbranchsi4_scratch): Compute proper instruction length using
1902 compact_hreg_operand.
1903 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1905 2017-04-25 Richard Biener <rguenther@suse.de>
1908 * passes.c (pass_manager::pass_manager): Initialize
1911 2017-04-25 Richard Biener <rguenther@suse.de>
1913 PR tree-optimization/79201
1914 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1916 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1919 * config/s390/vector.md: Split MEM->GPR vector moves for
1920 non-s_operand addresses.
1922 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1925 * config/s390/predicates.md (reload_const_wide_int_operand): New
1927 * config/s390/s390.md ("movti"): Remove d/P alternative.
1928 ("movti_bigconst"): New pattern definition.
1930 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1933 * s390-protos.h (s390_expand_cs_hqi): Removed.
1934 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1935 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1936 modes as well as CCZ1mode and CCZmode.
1937 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1938 signature of s390_emit_compare_and_swap.
1939 (s390_expand_cs_hqi): Likewise, make static.
1940 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1941 compare-and-swap, in some cases.
1942 (s390_expand_cs): Wrapper function.
1943 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1945 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1946 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1947 patterns for small and large integers. Forbid symref memory operands.
1948 Move expander to s390.c. Require cc register.
1949 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1950 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1951 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1952 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1953 symref memory operands. Remove CC mode and call s390_match_ccmode
1955 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1957 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1959 * config/s390/s390.md (define_peephole2): New peephole to help
1960 combining the load-and-test pattern with volatile memory.
1962 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1964 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1965 with CCZmode for TARGET_Z196.
1967 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1969 PR rtl-optimization/80501
1970 * combine.c (make_compound_operation_int): Set subreg_code to SET
1971 even for AND with mask of the sign bit of mode.
1973 PR rtl-optimization/80500
1974 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1975 sum's initial value.
1977 2017-04-25 Julian Brown <julian@codesourcery.com>
1978 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1980 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1982 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1984 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1986 2017-04-25 Julian Brown <julian@codesourcery.com>
1987 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1989 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1990 (thunderx2t99_sha): New Reservation.
1992 2017-04-25 Julian Brown <julian@codesourcery.com>
1993 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1995 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1996 type for 1-element load.
1998 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
2000 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
2002 2017-04-24 Martin Jambor <mjambor@suse.cz>
2004 PR tree-optimization/80293
2005 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
2006 char arrays not totally scalarizable if it is false.
2007 (analyze_all_variable_accesses): Pass correct value in the new
2008 parameter. Add a statistics counter.
2010 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
2013 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
2015 2017-04-24 Richard Biener <rguenther@suse.de>
2017 PR tree-optimization/80494
2018 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
2019 out for complex types.
2021 2017-04-24 Richard Biener <rguenther@suse.de>
2023 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
2024 * tree-ssa-sccvn.c (print_scc): Print SCC size.
2025 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
2026 (DFS): Adjust and never fail.
2027 (sccvn_dom_walker::fail): Remove.
2028 (sccvn_dom_walker::before_dom_children): Adjust.
2029 (run_scc_vn): Likewise and never fail.
2030 * tree-ssa-pre.c (pass_pre::execute): Adjust.
2031 (pass_fre::execute): Likewise.
2033 2017-04-24 Richard Biener <rguenther@suse.de>
2035 PR tree-optimization/79725
2036 * tree-ssa-sink.c (statement_sink_location): Return whether
2037 failure reason was zero uses. Move that check later.
2038 (sink_code_in_bb): Deal with zero uses by removing the stmt
2041 2017-04-24 Richard Biener <rguenther@suse.de>
2044 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
2045 pointer-based references.
2047 2017-04-24 Richard Biener <rguenther@suse.de>
2050 * pass_manager.h (pass_manager::operator new): Remove.
2051 (pass_manager::operator delete): Likewise.
2052 * passes.c (pass_manager::operator new): Remove.
2053 (pass_manager::operator delete): Likewise.
2054 (pass_manager::pass_manager): Zero individual pass members.
2056 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
2059 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
2060 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
2061 Check "XEXP (src, 1)" operand here.
2062 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
2063 Check "XEXP (src, 1)" operand here.
2064 (dimode_scalar_chain::make_vector_copies): Detect count register
2065 of a shift instruction. Zero extend count register from QImode
2066 to DImode to satisfy vector shift pattern count operand predicate.
2067 Substitute vector shift count operand with a DImode copy.
2068 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
2071 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
2073 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
2074 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2075 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
2076 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2077 (UNSPEC_NOREX_MEM): Remove definition.
2079 2017-04-21 Richard Biener <rguenther@suse.de>
2081 PR tree-optimization/79547
2082 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2083 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
2084 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
2085 without any constraints.
2087 2017-04-21 Richard Biener <rguenther@suse.de>
2089 PR tree-optimization/78847
2090 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
2092 2017-04-21 Richard Biener <rguenther@suse.de>
2094 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
2095 (build_distinct_type_copy): Likewise.
2096 (build_variant_type_copy): Likewise.
2097 * tree.c (build_qualified_type): Pass down mem-stat info.
2098 (build_distinct_type_copy): Likewise.
2099 (build_variant_type_copy): Likewise.
2101 2017-04-21 Richard Biener <rguenther@suse.de>
2103 PR tree-optimization/80237
2104 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
2106 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
2107 for a simplified result.
2109 2016-04-21 Richard Biener <rguenther@suse.de>
2111 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
2112 sth as strict as a simple_iv but a chrec without symbols and an
2113 operand defined in the loop we are peeling (and not some subloop).
2114 (propagate_constants_for_unrolling): Propagate all constants.
2116 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2119 * config/i386/i386.c (print_reg): Remove assert for disalowed
2120 regno values, call output_operand_lossage instead.
2122 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2125 * config/i386/constraints.md (Yc): New register constraint.
2126 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
2127 Use Yc constraint for alternative 2 of operand 0. Remove
2128 preferred_for_speed attribute.
2130 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2132 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
2133 lastprivate clauses in SIMT case.
2135 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
2137 * doc/invoke.texi (-Wextra-semi): Document new warning option.
2139 2017-04-20 Richard Biener <rguenther@suse.de>
2141 PR tree-optimization/57796
2142 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
2144 (vect_model_load_cost): Cost gathers as N scalar loads.
2146 2017-04-20 Richard Biener <rguenther@suse.de>
2148 * ggc-page.c (ggc_allocated_p): Rename to ...
2149 (safe_lookup_page_table_entry): ... this and return the lookup
2151 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
2153 2017-04-20 Richard Biener <rguenther@suse.de>
2155 PR tree-optimization/80453
2156 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
2157 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
2158 from the conditions.
2159 (vn_phi_eq): Pass them down.
2160 (vn_phi_lookup): Record them.
2161 (vn_phi_insert): Likewise.
2163 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
2165 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
2166 uninitialized variable warning to avoid buffer overrun.
2168 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2171 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
2172 is suppressed for '{ 0 }' in C.
2174 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2176 * BASE-VER: Set to 8.0.0.
2178 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
2180 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
2181 priority .init_array and .fini_array section with SECTION_NOTYPE
2184 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2187 * tree.h (build_array_type): Add typeless_storage default argument.
2188 * tree.c (type_cache_hasher::equal): Also compare
2189 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
2190 (build_array_type): Add typeless_storage argument, set
2191 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
2193 (build_nonshared_array_type): Adjust build_array_type_1 caller.
2194 (build_array_type): Likewise. Add typeless_storage argument.
2196 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2197 Jakub Jelinek <jakub@redhat.com>
2199 PR tree-optimization/80426
2200 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
2201 operation on symbolic operands, also compute the overflow for the
2202 invariant part when the operation degenerates into a negation.
2204 2017-04-19 Jakub Jelinek <jakub@redhat.com>
2207 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
2208 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
2211 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
2213 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
2216 * config/avr/avr.c (tree.h): Include it.
2217 (cgraph.h): Include it.
2218 (avr_encode_section_info): Don't warn for uninitialized progmem
2219 variable if it's just an alias.
2221 2017-04-19 Richard Biener <rguenther@suse.de>
2224 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
2225 when needed by AutoPGO.
2227 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
2230 * doc/lto.texi: Remove an extra 'that'.
2232 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2234 PR rtl-optimization/80429
2235 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
2236 are only used in debug insns.
2238 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2239 Vladimir Makarov <vmakarov@redhat.com>
2241 * config/sparc/predicates.md (input_operand): Add comment. Return
2242 true for any memory operand when LRA is in progress.
2243 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
2245 2017-04-18 Jeff Law <law@redhat.com>
2248 * mips.md ({return,simple_return}_internal): Do not overwrite
2251 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2253 PR tree-optimization/80443
2254 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
2255 instead of adding 1, subtract -1 and similarly instead of subtracting
2258 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
2260 PR rtl-optimization/80357
2261 * haifa-sched.c (tmp_bitmap): New variable.
2262 (model_recompute): Handle duplicate use records.
2263 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
2264 (free_global_sched_pressure_data): Free it.
2266 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
2269 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2270 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2271 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2272 instead of SYSTEM_HEADER_DIR.
2274 2017-04-18 Jeff Law <law@redhat.com>
2277 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
2278 predecessors after walking up the insn chain.
2280 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2283 * dwarf2out.c (modified_type_die): Try harder not to emit internal
2284 sizetype type into debug info.
2286 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2289 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
2290 unneeded test for TARGET_UPPER_REGS_SF.
2291 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
2293 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2296 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
2297 instead of gsi_after_labels.
2299 2017-04-18 Jeff Law <law@redhat.com>
2301 * regcprop.c (maybe_mode_change): Avoid creating copies of the
2305 2017-04-13 Jeff Law <law@redhat.com>
2306 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2307 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2309 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
2312 * config/avr/avr.c (intl.h): Include it.
2313 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
2315 2017-04-18 Martin Liska <mliska@suse.cz>
2317 PR gcov-profile/78783
2318 * gcov-tool.c (gcov_output_files): Validate that destination
2319 file is either removed by the tool or by a user.
2321 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2322 Guy Benyei <guybe@mellanox.com>
2324 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
2325 block, and do not negate it, the stored id is already negative.
2327 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2329 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
2331 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2334 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
2335 masks of options that should be turned off if the VSX vector
2336 options are turned off.
2337 (OTHER_P8_VECTOR_MASKS): Likewise.
2338 (OTHER_VSX_VECTOR_MASKS): Likewise.
2339 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
2340 rs6000_disable_incompatible_switches to validate no type switches
2342 (rs6000_incompatible_switch): New function to disallow turning on
2343 other vector options if -mno-vsx, -mno-power8-vector, or
2344 -mno-power9-vector are specified.
2346 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2348 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
2350 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2352 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
2353 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
2354 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
2355 (ARG_POINTER_CFA_OFFSET): Likewise.
2357 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2359 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
2360 conditions to take advantage of various optimizations.
2362 2017-04-13 Jeff Law <law@redhat.com>
2364 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2365 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2366 (zero_extendsidi2_dext): Likewise.
2368 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2371 * fold-const.c (fold_ternary_loc): Revert
2372 use op0 instead of fold_convert_loc (loc, type, arg0) part of
2375 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
2377 PR rtl-optimization/80343
2378 * lra-remat.c (update_scratch_ops): Assign original hard reg to
2381 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
2384 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
2385 to ubsan_encode_value.
2387 2017-04-13 Jeff Law <law@redhat.com>
2389 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
2390 appearing in DEBUG_INSNs.
2392 2017-04-13 Martin Liska <mliska@suse.cz>
2394 PR gcov-profile/80413
2395 * gcov-io.c (gcov_write_string): Copy to buffer just when
2396 allocated size is greater than zero.
2398 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2401 * dwarf2out.c (decls_for_scope): Ignore declarations of
2402 current_function_decl in BLOCK_NONLOCALIZED_VARS.
2404 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
2407 * ipa-visibility.c (non_local_p): Fix typos.
2408 (localize_node): When localizing symbol in same comdat group,
2409 dissolve the group only when we know external symbols are going
2411 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
2413 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2415 PR tree-optimization/79390
2416 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
2417 order does not result in usable sequence, retry with reversed operand
2423 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
2424 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
2425 op0 instead of fold_convert_loc (loc, type, arg0).
2427 2017-04-12 Jeff Law <law@redhat.com>
2429 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
2430 has a delay slot in the generated code.
2432 * config/cris/cris.md (cris_preferred_reload_class): Return
2433 GENNONACR_REGS rather than GENERAL_REGS.
2435 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2438 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
2439 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
2440 signedness of the result type.
2442 2017-04-12 Richard Biener <rguenther@suse.de>
2443 Jeff Law <law@redhat.com>
2445 PR tree-optimization/80359
2446 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
2447 trim stores to TARGET_MEM_REFs.
2449 2017-04-12 Richard Biener <rguenther@suse.de>
2451 PR tree-optimization/79390
2452 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
2453 threading case even more.
2455 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
2458 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
2459 for quad_address_p for TImode, instead of just not indexed_address.
2461 2017-04-12 Richard Biener <rguenther@suse.de>
2462 Bernd Edlinger <bernd.edlinger@hotmail.de>
2465 * alias.c (component_uses_parent_alias_set_from): Handle
2466 TYPE_TYPELESS_STORAGE.
2467 (get_alias_set): Likewise.
2468 * tree-core.h (tree_type_common): Add typeless_storage flag.
2469 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
2470 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
2471 for types containing members with TYPE_TYPELESS_STORAGE.
2472 (place_field): Likewise.
2473 (layout_type): Likewise for ARRAY_TYPE.
2474 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
2475 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
2476 TYPE_TYPELESS_STORAGE.
2477 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
2479 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2482 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2483 first argument to type.
2485 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2489 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
2490 CONST0_RTX (mode) rather than const0_rtx where appropriate.
2491 (rs6000_expand_binop_builtin): Likewise.
2492 (rs6000_expand_ternop_builtin): Likewise; also add missing
2493 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
2494 vshasigma built-ins.
2495 * doc/extend.texi: Document that vec_xxpermdi's third argument
2498 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
2500 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
2501 Use shift_const cost parameter when calculating gain of STV shifts.
2503 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
2505 PR rtl-optimization/70478
2506 * lra-constraints.c (process_alt_operands): Check memory for
2507 disfavoring memory insn operand.
2509 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2512 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
2513 left shift in unsigned HOST_WIDE_INT type.
2515 PR rtl-optimization/80385
2516 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
2517 (not (neg X)) into (plus X -1) for complex or non-integral modes.
2520 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
2521 if they have any depend clauses.
2523 2017-04-11 Martin Liska <mliska@suse.cz>
2526 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
2527 * ipa-split.c (split_function): Create a local comdat symbol
2528 if caller is in a comdat group.
2530 2017-04-11 Martin Liska <mliska@suse.cz>
2533 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
2536 2017-04-11 Martin Sebor <msebor@redhat.com>
2539 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
2540 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
2542 (directive::set_width, directive::set_precision, format_character):
2544 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
2547 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
2550 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
2551 conflict, set target->arch_name instead of target->cpu_name.
2553 2017-04-11 Richard Biener <rguenther@suse.de>
2555 PR tree-optimization/80374
2556 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
2557 build_zero_cst, remove fold_convertible_p check again.
2559 2017-04-11 Martin Liska <mliska@suse.cz>
2562 * ubsan.c (instrument_object_size): Do not instrument register
2565 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2568 * config/i386/i386-builtin-types.def
2569 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
2570 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
2571 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
2572 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
2573 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
2574 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
2575 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
2576 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
2577 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
2578 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
2579 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
2580 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
2581 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
2582 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
2583 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
2584 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
2585 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
2586 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
2587 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
2588 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
2589 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
2590 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
2591 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
2592 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
2593 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
2594 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
2595 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
2596 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
2597 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
2598 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
2599 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
2600 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
2601 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
2602 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
2603 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
2604 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
2605 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
2606 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
2607 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
2608 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
2609 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
2610 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
2611 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
2612 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
2613 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
2614 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
2616 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
2617 flag to second_arg_count, handle 4 argument function type _COUNT
2618 aliases, handle second_arg_count on second argument rather than last.
2620 2017-04-10 Jeff Law <law@redhat.com>
2622 PR tree-optimization/80374
2623 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2624 record anything if we can not convert integer_zero_node to the
2627 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2630 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2631 Enhance special handling given to the TARGET_P9_MINMAX option in
2632 relation to certain other options.
2634 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2636 PR tree-optimization/80153
2637 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2638 remove POINTER_PLUS_EXPR's base part directly, rather than through
2641 2017-04-10 Richard Biener <rguenther@suse.de>
2642 Bin Cheng <bin.cheng@arm.com>
2644 PR tree-optimization/80153
2645 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2646 the first element of pointer type aff_tree. Build result expr in
2648 (add_elt_to_tree): Convert to type unconditionally. Remove other
2650 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2651 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2653 2017-04-10 Richard Biener <rguenther@suse.de>
2655 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2658 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2660 PR rtl-optimization/70478
2661 * lra-constraints.c (curr_small_class_check): New.
2662 (update_and_check_small_class_inputs): New.
2663 (process_alt_operands): Update curr_small_class_check. Disfavor
2664 alternative insn memory operands. Check available regs for small
2667 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2670 * config/mips/mips.opt (-mvirt): Update description.
2671 * doc/invoke.texi (-mvirt): Likewise.
2673 2017-04-10 Richard Biener <rguenther@suse.de>
2676 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2677 looking for NEGATE_EXPR in -A / -B to A / B folding.
2679 2017-04-10 Martin Liska <mliska@suse.cz>
2681 PR gcov-profile/80224
2682 * gcov.c (print_usage): Fix usage string.
2683 (get_gcov_intermediate_filename): Remove.
2684 (output_gcov_file): Use both for normal and intermediate format.
2685 (generate_results): Do not initialize special file for
2686 intermediate format.
2688 2017-04-10 Richard Biener <rguenther@suse.de>
2690 PR tree-optimization/80304
2691 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2694 2017-04-10 Nathan Sidwell <nathan@acm.org>
2697 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2698 (rs6000_init_builtins): Use it.
2700 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2702 * config/arm/arm.md (<mrc>): Add mode to SET source.
2705 2017-04-10 Richard Biener <rguenther@suse.de>
2708 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2710 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2713 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2714 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2715 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2716 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2717 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2718 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2719 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2720 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2721 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2722 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2723 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2724 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2725 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2726 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2727 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2728 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2729 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2730 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2731 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2732 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2733 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2734 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2735 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2737 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2739 PR rtl-optimization/70478
2740 * lra-constraints.c: Reverse the last patch.
2742 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2744 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2745 Add comment for WCHAR_T.
2747 2017-04-08 Martin Liska <mliska@suse.cz>
2750 2017-04-07 Martin Liska <mliska@suse.cz>
2753 * ipa-split.c (split_function): Add function part to a same comdat
2756 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2759 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2761 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2763 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2764 (vec_pairing): ...to this.
2765 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2766 (rs6000_sched_init): Adjust for name change.
2767 (struct rs6000_sched_context): Likewise.
2768 (rs6000_init_sched_context): Likewise.
2769 (rs6000_set_sched_context): Likewise.
2771 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2777 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2779 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2780 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2781 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2783 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2785 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2787 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2789 PR rtl-optimization/70703
2790 * ira-color.c (update_conflict_hard_regno_costs): Use
2791 int64_t instead of HOST_WIDE_INT.
2793 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2795 PR rtl-optimization/70478
2796 * lra-constraints.c (process_alt_operands): Disfavor alternative
2797 insn memory operands.
2799 2017-04-07 Jeff Law <law@redhat.com>
2801 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2802 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2804 2017-04-07 Martin Liska <mliska@suse.cz>
2807 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2808 Show error message instead of an ICE.
2810 2017-04-07 Martin Liska <mliska@suse.cz>
2813 * ipa-split.c (split_function): Add function part to a same comdat
2816 2017-04-07 Richard Biener <rguenther@suse.de>
2819 * tree.c (get_unwidened): Also handle ! for_type case for
2821 * convert.c (do_narrow): Split out from ...
2822 (convert_to_integer_1): ... here. Do not pass final truncation
2823 type to get_unwidened for TRUNC_DIV_EXPR.
2825 2017-04-07 Richard Biener <rguenther@suse.de>
2827 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2829 (aff_combination_const): Adjust.
2830 (aff_combination_scale): Likewise.
2831 (aff_combination_add_elt): Likewise.
2832 (aff_combination_add_cst): Likewise.
2833 (aff_combination_convert): Likewise.
2834 (add_elt_to_tree): Likewise. Remove unused argument.
2835 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2837 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2839 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2841 * config/arm/arm.c (arm_default_short_enums): Use
2842 ARM_DEFAULT_SHORT_ENUMS.
2843 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2845 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2848 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2849 members with redundant out-of-class redeclaration.
2851 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2854 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2855 * config/i386/i386.md (*zero_extendsidi2):
2856 Add (?*x,*x) and (?*v,*v) alternatives.
2858 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2861 * config/i386/i386.c (ix86_expand_builtin)
2862 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2863 mode from insn data. Convert operands to insn operand mode.
2864 Copy operands that don't satisfy insn predicate to a register.
2866 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2868 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2871 2017-04-06 Richard Biener <rguenther@suse.de>
2873 PR tree-optimization/80334
2874 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2875 preserve alignment of accesses.
2877 2017-04-06 Richard Biener <rguenther@suse.de>
2879 PR tree-optimization/80262
2880 * tree-sra.c (build_ref_for_offset): Preserve address-space
2882 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2883 Drop useless address-space information on MEM_REF offsets.
2885 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2887 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2889 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2891 PR rtl-optimization/70703
2892 * ira-color.c (update_conflict_hard_regno_costs): Use
2893 HOST_WIDE_INT instead of long.
2895 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2898 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2899 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2901 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2902 for x86_64 target. Handle -m3dnowa option.
2904 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2906 PR rtl-optimization/70703
2907 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2908 (update_conflict_hard_regno_costs): Use long instead of unsigned
2909 arithmetic for cost calculation.
2911 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2912 Bernd Edlinger <bernd.edlinger@hotmail.de>
2915 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2918 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2921 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2922 ptr_mode with Pmode throughout.
2923 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2924 into probe_stack_range and use DImode.
2926 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2929 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2930 call_eh_return is true.
2932 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2934 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2935 Initialize last_match_fntype_index.
2937 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2940 * tree-nvr.c: Include internal-fn.h.
2941 (pass_return_slot::execute): Ignore internal calls without
2944 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2945 Richard Biener <rguenther@suse.de>
2948 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2949 captures used multiple times, except for the last use.
2950 * generic-match-head.c: Include gimplify.h.
2952 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2954 PR tree-optimization/79390
2955 * target.h (struct noce_if_info): Declare.
2956 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2957 * target.def (noce_conversion_profitable_p): New target hook.
2958 * ifcvt.h (struct noce_if_info): New type, moved from ...
2959 * ifcvt.c (struct noce_if_info): ... here.
2960 (noce_conversion_profitable_p): Renamed to ...
2961 (default_noce_conversion_profitable_p): ... this. No longer
2963 (noce_try_store_flag_constants, noce_try_addcc,
2964 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2965 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2966 instead of noce_conversion_profitable_p.
2967 * config/i386/i386.c: Include ifcvt.h.
2968 (ix86_option_override_internal): Don't override
2969 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2970 (ix86_noce_conversion_profitable_p): New function.
2971 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2972 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2973 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2974 * doc/tm.texi: Regenerated.
2976 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2978 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2981 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2984 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2985 instructions for small multiply cores.
2987 2017-04-04 Jeff Law <law@redhat.com>
2989 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2991 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2992 that are not set by the loop over the elements.
2994 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2997 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2998 int mode, convert_modes it to mode as unsigned, otherwise use
2999 lowpart_subreg to mode rather than SImode.
3000 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
3001 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
3002 Use DImode instead of SImode for the shift count operand.
3003 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
3006 2017-04-04 Richard Biener <rguenther@suse.de>
3009 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
3010 arithmetic done for the negate or the plus. Simplify.
3011 (A - (-B) -> A + B): Likewise.
3012 * fold-const.c (split_tree): Make sure to not negate pointers.
3014 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
3016 PR rtl-optimization/60818
3017 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
3018 a compare of comparisons with the thing compared if this results
3019 in a different machine mode.
3021 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
3023 * alias.c (base_alias_check): Fix typo in comment.
3024 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
3025 * cgraphunit.c (symbol_table::compile): Likewise.
3026 * collect2.c (maybe_run_lto_and_relink): Likewise.
3027 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
3028 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
3029 * config/avr/avr.c (avr_map_op_t): Likewise.
3030 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
3031 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
3032 * config/epiphany/epiphany.md (movcc): Likewise.
3033 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
3034 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
3036 * config/mips/mips.c (mips_save_restore_reg): Likewise.
3037 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
3038 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
3039 * config/sh/sh.c (sh_rtx_costs): Likewise.
3040 * fold-const.c (fold_truth_andor): Likewise.
3041 * genautomata.c (collapse_flag): Likewise.
3042 * gengtype.h (struct type::u::s): Likewise.
3043 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
3044 * input.c (FORMAT_AMOUNT): Likewise.
3045 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
3046 (known_aggs_to_agg_replacement_list): Likewise.
3047 * ipa-inline-analysis.c: Likewise.
3048 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
3049 * ipa-polymorphic-call.c
3050 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
3051 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
3052 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
3054 * modulo-sched.c (apply_reg_moves): Likewise.
3055 * omp-expand.c (build_omp_regions_1): Likewise.
3056 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
3057 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
3058 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
3059 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3060 * value-prof.c: Likewise.
3061 * var-tracking.c (val_reset): Likewise.
3063 2017-04-03 Richard Biener <rguenther@suse.de>
3065 PR tree-optimization/80275
3066 * fold-const.c (split_address_to_core_and_offset): Handle
3069 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
3071 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
3072 descriptors is at least equal to that of functions.
3074 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3076 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
3078 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
3082 (mov<IMOD4:mode>): New expander.
3083 (*mov<IMOD4:mode>_internal): New insn and split pattern.
3085 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
3087 PR rtl-optimization/79405
3088 * fwprop.c (propagations_left): New variable.
3089 (forward_propagate_into): Decrement it.
3090 (fwprop_init): Initialize it.
3091 (fw_prop): If the variable has reached zero, stop propagating.
3092 (fwprop_addr): Ditto.
3094 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3097 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
3098 a FUNCTION_DECL, pass it as decl instead of origin to
3101 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
3103 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
3106 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
3109 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
3110 TARGET_VSX_SMALL_INTEGER.
3112 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3114 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
3115 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
3117 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3119 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
3120 extraction from odd-numbered MSA register.
3122 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3125 * expmed.c (store_bit_field_1): Don't attempt to create
3126 a word subreg out of hard registers wider than word if they
3127 have HARD_REGNO_NREGS of 1 for their mode.
3130 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
3131 conversions to integer types wider than word and pointer.
3134 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
3135 (rtx_equal_for_cselib_p): Pass 0 to it.
3136 * cselib.c (cselib_hasher::equal): Likewise.
3137 (rtx_equal_for_cselib_1): Add depth argument. If depth
3138 is 128, don't look up VALUE locs and punt. Increment
3139 depth in recursive calls when walking VALUE locs.
3141 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
3143 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
3144 (make_gcov_file_name): Use the canonical path name for generating
3146 (read_line): Fix handling of files with ascii null bytes.
3148 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
3150 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
3151 to initialise a vector register instead
3152 of using a const_int.
3154 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3156 PR translation/80189
3157 * gimplify.c (omp_default_clause): Use %qs instead of %s in
3158 diagnostic messages.
3160 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
3163 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
3164 (dfp_diex_<mode>): Update mode of operand 1.
3165 * doc/extend.texi (dxex, dxexq): Document change to return type.
3166 (diex, diexq): Document change to argument type.
3168 2017-03-30 Martin Jambor <mjambor@suse.cz>
3171 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
3172 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
3173 it reflects the signature changes performed at the callee side.
3174 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
3175 to cgraph_build_function_type_skip_args.
3176 (build_function_decl_skip_args): Adjust call to the above function.
3178 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3181 * config/i386/sse.md
3182 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
3183 register as dest whenever it is a MEM not rtx_equal_p to the
3184 corresponding dup operand, and when forcing into reg move the
3185 reg into the memory afterwards.
3186 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
3187 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
3188 for the force_reg mode.
3189 (avx512vl_vextractf128<mode>): Use register as dest either
3190 always when a MEM, or when it is a MEM not rtx_equal_p to the
3191 corresponding dup operand, or even not when it is a CONST_VECTOR
3192 depending on the mode and lo vs. hi.
3193 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
3195 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
3196 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
3197 Likewise. Require that operands[2] is even.
3198 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
3199 Remove extraneous parens. Require that operands[2] is a multiple
3201 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
3202 operands[0] is a MEM if <mask_applied>, the predicates/constraints
3203 disallow memory then.
3205 2017-03-30 Richard Biener <rguenther@suse.de>
3207 PR tree-optimization/77498
3208 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
3209 to non-constants over backedges.
3211 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
3213 PR rtl-optimization/80233
3214 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
3215 as last_combined_insn. Do not test for BARRIER_P separately.
3217 2017-03-29 Andreas Schwab <schwab@suse.de>
3220 * calls.c (prepare_call_address): Convert funexp to Pmode before
3221 copying to temp reg.
3223 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3225 PR tree-optimization/80158
3226 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
3227 Handle possible future case of more than one alternate
3229 (replace_rhs_if_not_dup): Likewise.
3230 (replace_one_candidate): Likewise.
3232 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
3234 PR rtl-optimization/80193
3235 * ira.c (ira): Do not check allocation for LRA.
3237 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
3239 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
3240 (nvptx_output_simt_exit): Declare.
3241 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
3242 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
3243 (init_softstack_frame): Move initialization of crtl->is_leaf to...
3244 (nvptx_declare_function_name): ...here. Emit declaration of local
3245 memory space buffer for omp_simt_enter insn.
3246 (nvptx_output_unisimt_switch): New.
3247 (nvptx_output_softstack_switch): New.
3248 (nvptx_output_simt_enter): New.
3249 (nvptx_output_simt_exit): New.
3250 * config/nvptx/nvptx.h (struct machine_function): New fields
3251 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
3252 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
3253 (UNSPECV_SIMT_EXIT): Ditto.
3254 (omp_simt_enter_insn): New insn.
3255 (omp_simt_enter): New expansion.
3256 (omp_simt_exit): New insn.
3257 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
3259 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
3260 (expand_GOMP_SIMT_ENTER_ALLOC): New.
3261 (expand_GOMP_SIMT_EXIT): New.
3262 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
3263 (GOMP_SIMT_ENTER_ALLOC): Ditto.
3264 (GOMP_SIMT_EXIT): Ditto.
3265 * target-insns.def (omp_simt_enter): New insn.
3266 (omp_simt_exit): Ditto.
3267 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
3269 (lower_rec_simd_input_clauses): Implement SIMT privatization.
3270 (lower_rec_input_clauses): Likewise.
3271 (lower_lastprivate_clauses): Handle SIMT privatization.
3273 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
3274 (ompdevlow_adjust_simt_enter): New.
3275 (find_simtpriv_var_op): New.
3276 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
3277 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
3279 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
3280 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
3281 (copy_decl_for_dup_finish): Ditto.
3283 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
3285 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
3288 * config/i386/i386.c (ix86_option_override_internal): Always
3289 allow -mpreferred-stack-boundary=3 for 64-bit targets.
3291 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3293 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
3295 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3297 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
3298 mark new edge's irreducible flag accordign to it.
3299 (vect_do_peeling): Check loop preheader edge's irreducible flag
3300 and pass it to function slpeel_add_loop_guard.
3302 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
3304 PR tree-optimization/80218
3305 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3306 Update block frequencies and counts.
3308 2017-03-28 Richard Biener <rguenther@suse.de>
3310 PR tree-optimization/78644
3311 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
3312 of a simplification result we may not use it at all.
3314 2017-03-28 Richard Biener <rguenther@suse.de>
3317 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
3318 without arguments, generate default definition of a SSA name.
3320 2017-03-28 Richard Biener <rguenther@suse.de>
3323 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
3324 TYPE_REF_CAN_ALIAS_ALL references.
3325 * fold-const.c (fold_indirect_ref_1): Likewise.
3327 2017-03-28 Martin Liska <mliska@suse.cz>
3330 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
3331 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
3333 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3334 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
3336 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
3337 (EXTRA_SPECS): Define.
3338 (SUBTARGET_EXTRA_SPECS): Likewise.
3339 (SUBTARGET_CPP_SPEC): Likewise.
3340 * config/arc/elf.h (EXTRA_SPECS): Renamed to
3341 SUBTARGET_EXTRA_SPECS.
3342 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
3344 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3346 * config/arc/simdext.md (vst64_insn): Update pattern.
3347 (vld32wh_insn): Likewise.
3348 (vld32wl_insn): Likewise.
3349 (vld64_insn): Likewise.
3350 (vld32_insn): Likewise.
3352 2017-03-28 Marek Polacek <polacek@redhat.com>
3355 * fold-const.c (fold_comparison): Use protected_set_expr_location
3356 instead of SET_EXPR_LOCATION.
3358 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3360 * tree.c (add_expr): Avoid name lookup warning.
3362 2017-03-27 Jeff Law <law@redhat.com>
3364 PR tree-optimization/80216
3365 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
3366 function name. Limit recursion depth.
3367 (record_temporary_equivalences): Corresponding changes.
3369 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
3371 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
3374 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3377 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
3379 * cfgcleanup.c (reg_note_cfa_p): New array.
3380 (insns_have_identical_cfa_notes): New function.
3381 (old_insns_match_p): Don't cross-jump in between /f
3382 and non-/f instructions. If both i1 and i2 are frame related,
3383 verify all CFA notes, their order and content.
3385 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3388 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
3389 HImode and SImode with zero extend to DImode to one insn.
3390 (bswap<mode>2_extenddi): Likewise.
3391 (bswapsi2_extenddi): Likewise.
3392 (bswaphi2_extendsi): Likewise.
3393 (bswaphi2): Combine bswap HImode and SImode into one insn.
3394 Separate memory insns from swapping register.
3395 (bswapsi2): Likewise.
3396 (bswap<mode>2): Likewise.
3397 (bswaphi2_internal): Delete, no longer used.
3398 (bswapsi2_internal): Likewise.
3399 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
3400 store, and gpr<-gpr swap insns.
3401 (bswap<mode>2_store): Likewise.
3402 (bswaphi2_reg): Register only splitter, combine with the splitter.
3403 (bswaphi2 splitter): Likewise.
3404 (bswapsi2_reg): Likewise.
3405 (bswapsi2 splitter): Likewise.
3406 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
3407 the insns into load, store, and register/register insns.
3408 (bswapdi2_ldbrx): Likewise.
3409 (bswapdi2_load): Likewise.
3410 (bswapdi2_store): Likewise.
3411 (bswapdi2_reg): Likewise.
3413 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
3415 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
3416 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
3418 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
3421 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
3423 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3424 special handling for target option conflicts between dform
3425 options (-mpower9-dform, -mpower9-dform-vector,
3426 -mpower9-dform-scalar) and -mno-direct-move.
3428 2017-03-27 Richard Biener <rguenther@suse.de>
3430 PR tree-optimization/80181
3431 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
3433 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3435 * config/arc/predicates.md (move_double_src_operand): Replace the
3436 call to move_double_src_operand with a call to address_operand.
3438 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3440 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
3441 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
3442 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
3444 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3446 * config/arc/predicates.md (long_immediate_loadstore_operand):
3447 Consider scaled addresses cases.
3449 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3451 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
3452 restored when in interrupt.
3453 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
3454 doesn't have delay slot.
3456 2017-03-27 Richard Biener <rguenther@suse.de>
3459 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
3460 inlined thunk clones.
3462 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3465 * asan.c (instrument_derefs): Copy over last operand from
3466 original COMPONENT_REF to the new COMPONENT_REF with
3467 DECL_BIT_FIELD_REPRESENTATIVE.
3468 * ubsan.c (instrument_object_size): Likewise.
3470 2017-03-27 Richard Biener <rguenther@suse.de>
3472 PR tree-optimization/80170
3473 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
3474 sure DR/SCEV didnt fold in constants we do not see when looking
3475 at the reference base alignment.
3477 2017-03-27 Richard Biener <rguenther@suse.de>
3480 * gimple-fold.c (fold_ctor_reference): Properly guard against
3481 NULL return value from canonicalize_constructor_val.
3483 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
3486 * config/i386/i386.c (ix86_expand_builtin)
3487 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
3488 flags reg setting and flags reg using instructions.
3489 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
3490 clobbering instructions to zero extend op2.
3492 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
3494 * doc/install.texi (Configuration) <--with-aix-soname>:
3495 Update link to AIX ld.
3497 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
3499 PR rtl-optimization/80160
3500 PR rtl-optimization/80159
3501 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
3502 reg_alternate_class into account.
3504 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
3507 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
3508 to consider in curr_insn_transform.
3510 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3512 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
3513 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
3514 and emit_mode_inner.
3516 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3518 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
3519 argument to the overloaded builtin variants. Use the new flag to
3520 deprecate certain builtin variants.
3521 * config/s390/s390-builtin-types.def: Add new builtin types.
3522 * config/s390/s390-builtins.h: Support new flags field for
3523 overloaded builtins.
3524 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
3525 (s390_macro_to_expand): Enable vector float data type.
3526 (s390_cpu_cpp_builtins_internal): Indicate support of the new
3527 builtins by incrementing the __VEC__ version number.
3528 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
3530 (s390_resolve_overloaded_builtin): Emit error messages depending
3531 on the builtin flags.
3532 * config/s390/s390.c (s390_expand_builtin): Support additional
3533 flags argument. Change error message to match the messages
3534 emitted in s390-c.c.
3535 * config/s390/s390.md: New UNSPEC_* constants.
3536 (op_type): Add new instruction types.
3537 * config/s390/vecintrin.h: Add new builtins and test data class
3539 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
3540 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
3541 (VEC_INEXACT, VEC_NOINEXACT): New constants.
3542 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
3543 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
3544 ("vec_mergel<mode>"): V_HW -> VEC_HW.
3546 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
3547 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
3548 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
3549 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
3551 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
3552 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
3553 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
3554 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
3556 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
3557 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
3558 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
3559 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
3560 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
3561 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
3562 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
3564 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
3565 ("vec_scatter_element<V_HW_4:mode>_DI")
3566 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
3567 ("vec_fpint<mode>", "vflls")
3568 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
3569 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
3570 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
3571 ("*vec_cmphe<mode>_cc"): ... these.
3573 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
3574 mode constant instead of magic value.
3576 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3578 * config/s390/s390.c (s390_expand_vec_compare): Support other
3579 vector floating point modes than just V2DF.
3580 (s390_expand_vcond): Likewise.
3581 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
3582 (s390_cannot_change_mode_class): Prevent mode changes between TF
3583 and V1TF in vector registers.
3584 * config/s390/s390.md (DF, SF): New mode attributes.
3585 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
3586 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
3587 SFmode support for VRs.
3588 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
3590 (VFT, VF_HW): New mode iterators.
3591 (vw, sdx): New mode attributes.
3592 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
3593 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
3594 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
3595 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
3596 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
3597 also the new vector floating point modes. Renaming to ...
3599 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
3600 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
3601 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
3602 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
3603 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
3604 ("vec_unordered<mode>"): ... these.
3606 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
3607 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
3608 ("*vec_extendv2df"): New insn definitions.
3610 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3612 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
3613 ("mulditi3_2", "*muldi3_sign"): New patterns.
3614 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
3615 rename the pattern definition.
3617 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3619 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3621 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3623 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3625 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3626 instruction if possible.
3627 * config/s390/vector.md (vec_halfnumelts): New mode
3629 ("*vec_vllezlf<mode>"): New pattern.
3631 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3633 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3634 ("popcountv4si2", "popcountv2di2"): Rename to ...
3635 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3636 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3638 ("popcount<mode>2_vxe"): New pattern.
3640 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3642 * common/config/s390/s390-common.c (processor_flags_table): Add
3644 * config.gcc: Add arch12.
3645 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3646 Default to arch12 for unknown CPU model numbers.
3647 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3648 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3649 PROCESSOR_max sanity check.
3650 * config/s390/s390-opts.h (enum processor_type): Add
3652 * config/s390/s390.c (processor_table): Add arch12.
3653 (s390_expand_builtin): Add check for B_VXE flag.
3654 (s390_issue_rate): Add PROCESSOR_ARCH12.
3655 (s390_get_sched_attrmask): Likewise.
3656 (s390_get_unit_mask): Likewise.
3657 (s390_sched_score): Enable z13 scheduling for arch12.
3658 (s390_sched_reorder): Likewise.
3659 (s390_sched_variable_issue): Likewise.
3660 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3662 (s390_tune_attr): Use z13 scheduling also for arch12.
3663 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3664 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3665 (TARGET_VXE_P): New macros.
3666 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3667 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3668 * config/s390/s390.opt: Add arch12 as processor_type.
3670 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3672 * config/s390/s390.md
3673 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3674 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3675 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3677 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3678 Rename expanders to ...
3680 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3681 ("fixuns_truncdddi2_emu"): ... these.
3683 ("fixuns_trunc<mode>si2_emu"): New expander.
3685 ("*fixuns_truncdfdi2_z13"): Rename to ...
3686 ("*fixuns_truncdfdi2_vx"): ... this.
3688 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3690 * config/s390/2964.md: Remove the single element vector compare
3691 instructions which are no longer used.
3692 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3694 (s390_canonicalize_comparison): Remove handling of DFmode
3696 (s390_expand_vec_compare_scalar): Remove function.
3697 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3698 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3700 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3702 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3704 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3706 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3707 will anyway by matched by mov<mode>_64dfp.
3709 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3711 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3712 vlef/vstef. Add missing operand to vleif.
3714 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3716 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3717 pair for all vector types with 64 bit elements.
3718 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3719 * config/s390/vector.md (V_HW_64): ... here.
3720 (V_128_NOSINGLE): New mode iterator.
3721 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3722 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3723 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3724 ("*vec_load_pairv2di"): Change to ...
3725 ("*vec_load_pair<mode>"): ... this one.
3727 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3729 * config/s390/constraints.md: Add comments.
3730 (jKK): Reject element sizes > 8 bytes.
3731 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3733 * config/s390/s390.md: Add the s_operand checks formerly in
3734 s390_split_ok_p to various splitters where they are still
3736 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3737 for 128 bit vectors. Plus two splitters.
3739 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3741 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3744 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3747 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3748 error if the boundary argument is not constant.
3750 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3752 PR rtl-optimization/80112
3753 * loop-doloop.c (doloop_condition_get): Don't check condition
3754 if cmp isn't SET with IF_THEN_ELSE src.
3756 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3758 PR tree-optimization/80158
3759 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3760 replacing a candidate statement, also replace it for the
3761 candidate's alternate interpretation.
3762 (replace_rhs_if_not_dup): Likewise.
3763 (replace_one_candidate): Likewise.
3765 2017-03-24 Richard Biener <rguenther@suse.de>
3767 PR tree-optimization/80167
3768 * graphite-isl-ast-to-gimple.c
3769 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3771 (translate_isl_ast_to_gimple::get_rename): Likewise.
3773 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3775 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3776 handling of certain combinations of target options, including the
3777 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3778 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3780 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3783 * config/arm/arm.md (*load_multiple): Add reload_completed to
3786 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3787 Richard Biener <rguenth@suse.de>
3789 PR tree-optimization/79908
3790 PR tree-optimization/80136
3791 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3792 been cast away, gimplify_and_add suffices.
3794 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3796 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3798 2017-03-23 Richard Biener <rguenther@suse.de>
3800 PR tree-optimization/80032
3801 * gimplify.c (gimple_push_cleanup): Forced unconditional
3802 cleanups still have to go to the conditional_cleanups
3805 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3807 PR tree-optimization/80072
3808 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3810 (next_operand_entry_id): Change type to unsigned int.
3811 (sort_by_operand_rank): Make sure to return the right return value
3812 even if unsigned fields are bigger than INT_MAX.
3813 (struct oecount): Change cnt and id type to unsigned int.
3814 (oecount_hasher::equal): Formatting fix.
3815 (oecount_cmp): Make sure to return the right return value
3816 even if unsigned fields are bigger than INT_MAX.
3817 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3820 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3821 TREE_READONLY on result if writing it more than once.
3824 * doc/invoke.texi (-fsanitize=thread): Document that with
3825 -fnon-call-exceptions atomics are not able to throw
3829 * tsan.c: Include tree-eh.h.
3830 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3831 maybe_clean_or_replace_eh_stmt where needed.
3832 (instrument_memory_accesses): Add cfg_changed argument.
3833 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3834 if it returned true.
3835 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3837 PR rtl-optimization/63191
3838 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3839 wrapper function, moved the whole old content into ...
3840 (ix86_delegitimize_address_1): ... this. New inline function.
3841 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3842 true as last argument instead of ix86_delegitimize_address.
3844 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3846 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3847 cortexa57_branch_cost.
3849 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3851 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3853 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3856 * doc/md.texi (Constraints): Document wA constraint.
3857 * config/rs6000/constraints.md (wA): New.
3858 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3859 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3860 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3861 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3863 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3866 * gimplify.c (is_oacc_declared): New function.
3867 (oacc_default_clause): Use it to set default flags for acc declared
3868 variables inside parallel regions.
3869 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3871 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3872 declare attribute to any decl as necessary.
3874 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3877 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3878 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3879 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3880 (arm_arch_lpae): This.
3881 * config/arm/arm.c (arm_arch7ve): Rename into ...
3882 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3883 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3886 2017-03-22 Martin Liska <mliska@suse.cz>
3889 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3890 error message instead of an ICE.
3892 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3894 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3896 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3898 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3900 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3903 2017-03-21 Martin Sebor <msebor@redhat.com>
3905 * doc/extend.texi: Use "cannot" instead of "can't."
3906 * doc/hostconfig.texi: Same.
3907 * doc/install.texi: Same.
3908 * doc/invoke.texi: Same.
3909 * doc/loop.texi: Same.
3910 * doc/md.texi: Same.
3911 * doc/objc.texi: Same.
3912 * doc/rtl.texi: Same.
3913 * doc/tm.texi: Same.
3914 * doc/tm.texi.in: Same.
3915 * doc/trouble.texi: Same.
3917 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3920 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3921 (collect_checksum_attributes): Set it.
3922 (die_checksum_ordered): Use it.
3924 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3926 PR tree-optimization/79908
3927 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3928 change: For a VA_ARG whose LHS has been cast away, use
3929 force_gimple_operand to construct the side effects.
3931 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3933 PR translation/80001
3934 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3935 more amenable to translation.
3936 (oacc_loop_auto_partitions): Likewise.
3938 2017-03-21 Marek Polacek <polacek@redhat.com>
3939 Martin Sebor <msebor@redhat.com>
3941 PR tree-optimization/80109
3942 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3945 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3946 Segher Boessenkool <segher@kernel.crashing.org>
3949 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3950 check reg_used_between_p between insn and one of succ or succ2
3951 depending on if succ is artificial insn not inserted into insn
3954 2017-03-21 Martin Liska <mliska@suse.cz>
3956 PR gcov-profile/80081
3957 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3958 * doc/gcc.texi: Include gcov-dump stuff.
3959 * doc/gcov-dump.texi: New file.
3961 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3963 PR rtl-optimization/79150
3964 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3965 conditional jump, if the jump is the last insn of the loop.
3967 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3968 Richard Biener <rguenth@suse.de>
3970 PR tree-optimization/79908
3971 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3972 been cast away, use force_gimple_operand to construct the side
3975 2017-03-21 Martin Liska <mliska@suse.cz>
3978 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3981 2017-03-21 Brad Spengler <spender@grsecurity.net>
3984 * plugin.c (htab_hash_plugin): New function.
3985 (add_new_plugin): Use it and adjust.
3986 (parse_plugin_arg_opt): Adjust.
3987 (init_one_plugin): Likewise.
3989 2017-03-21 Richard Biener <rguenther@suse.de>
3991 PR tree-optimization/80032
3992 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3993 if set force the cleanup to happen unconditionally.
3994 (gimplify_target_expr): Push inserted clobbers with force_uncond
3995 to avoid them being removed by control-dependent DCE.
3997 2017-03-21 Richard Biener <rguenther@suse.de>
3999 PR tree-optimization/80122
4000 * tree-inline.c (copy_bb): Do not expans va-arg packs or
4001 va_arg_pack_len when the inlined call stmt requires pack
4003 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
4005 2017-03-21 Jakub Jelinek <jakub@redhat.com>
4008 * tsan.c (instrument_builtin_call): If the memory model argument
4009 is not a constant, assume it is valid.
4012 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
4015 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4017 PR rtl-optimization/79910
4018 * combine.c (can_combine_p): Do not allow combining an I0 or I1
4019 if its dest is used by an insn before I2 (other than the combined
4020 insns themselves, which are properly handled already).
4022 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4025 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4027 * combine.c (record_used_regs): New static function.
4028 (try_combine): Handle situations where there is an additional
4029 instruction between I2 and I3 which needs to have a LOG_LINK
4033 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4035 * combine.c (try_combine): Delete redundant i1 test. Call
4036 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4038 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4041 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
4044 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4046 PR tree-optimization/80054
4047 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
4048 the optimization if a PHI or any of its arguments is not dominated
4049 by the candidate's basis. Use gphi* rather than gimple* as
4051 (replace_profitable_candidates): Clean up a gimple* variable that
4052 should be a gphi* variable.
4054 2017-03-20 Martin Sebor <msebor@redhat.com>
4057 * doc/extend.texi (attribute constructor): Document present limitation.
4059 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
4062 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
4063 __POWER9_VECTOR__ #ifdef control, change template definition to
4064 use Power9-specific built-in function.
4065 (vec_any_eq): Likewise.
4066 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
4067 to control outcomes from this test.
4068 (vector_ae_<mode>p): For VEC_F modes, likewise.
4070 2017-03-20 Ian Lance Taylor <iant@google.com>
4072 * config/i386/i386.c (ix86_function_regparm): Save an extra
4073 register for -fsplit-stack with DECL_STATIC_CHAIN.
4075 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4078 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
4079 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
4081 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4083 * config/riscv/riscv.c (riscv_print_operand): Use "fence
4085 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
4088 2017-03-20 Marek Polacek <polacek@redhat.com>
4091 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
4093 2017-03-20 Richard Biener <rguenther@suse.de>
4095 PR tree-optimization/80113
4096 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
4097 allocate extra SSA name for PHI def.
4098 (add_close_phis_to_outer_loops): Likewise.
4099 (add_close_phis_to_merge_points): Likewise.
4100 (copy_loop_close_phi_args): Likewise.
4101 (copy_cond_phi_nodes): Likewise.
4103 2017-03-20 Martin Liska <mliska@suse.cz>
4106 * tree-chkp.c (chkp_build_returned_bound): Do not build
4107 returned bounds for a LHS that's not a BOUNDED_P type.
4109 2017-03-20 Martin Liska <mliska@suse.cz>
4113 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
4114 COMPLEX_CST and VECTOR_CST.
4116 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4119 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
4120 target operand. A new splitter adds the clobber statement in case
4121 the target operand is dead anyway.
4123 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
4125 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
4126 to age-old versions of binutils and glibc.
4128 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
4130 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
4132 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4134 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
4136 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4138 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
4139 requirement for binutils 2.13.
4141 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4143 * combine.c (try_combine): Delete redundant i1 test. Call
4144 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4146 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
4148 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
4149 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
4151 <riscv64-*-elf>: Re-arrange section
4152 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
4153 <riscv32-*-linux>: Likewise.
4154 <riscv64-*-elf>: Likewise
4155 <riscv64-*-linux>: Likewise.
4157 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
4160 * aarch64.opt(verbose-cost-dump): Fix typo.
4162 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
4165 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
4166 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
4168 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4170 * reload.c (find_reloads): When reloading a nonoffsettable address,
4171 use RELOAD_OTHER for it and its address reloads.
4173 PR rtl-optimization/79910
4174 * combine.c (record_used_regs): New static function.
4175 (try_combine): Handle situations where there is an additional
4176 instruction between I2 and I3 which needs to have a LOG_LINK
4179 2017-03-17 Jeff Law <law@redhat.com>
4181 PR tree-optimization/71437
4182 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
4183 conditional in the hash table first.
4184 (vrp_dom_walker::before_dom_children): Extract condition from
4185 ASSERT_EXPR. Record condition, its inverion and any implied
4188 2017-03-17 Marek Polacek <polacek@redhat.com>
4189 Markus Trippelsdorf <markus@trippelsdorf.de>
4191 PR tree-optimization/80079
4192 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
4195 2017-03-17 Richard Biener <rguenther@suse.de>
4198 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
4199 Properly verify the LHS before the RHS possibly claims to be
4201 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
4204 2017-03-17 Martin Jambor <mjambor@suse.cz>
4206 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
4207 (List of -O2 options): Likewise.
4208 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
4211 2017-03-17 Tom de Vries <tom@codesourcery.com>
4213 * gcov-dump.c (print_usage): Print bug_report_url.
4215 2017-03-17 Richard Biener <rguenther@suse.de>
4218 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
4219 (parser::peek): Likewise.
4221 2017-03-17 Richard Biener <rguenther@suse.de>
4223 PR tree-optimization/80048
4224 * sese.c (free_sese_info): Properly release rename_map and
4225 copied_bb_map elements.
4227 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
4229 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
4230 Add linked-list forward and backlinks. Insert on
4231 construction, remove on destruction.
4232 (class pass_store_merging): Add m_stores_head field.
4233 (pass_store_merging::terminate_and_process_all_chains):
4234 Iterate over m_stores_head list.
4235 (pass_store_merging::terminate_all_aliasing_chains):
4237 (pass_store_merging::execute): Check for debug stmts first.
4238 Push new chains onto the m_stores_head stack.
4240 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
4243 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
4244 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
4245 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
4247 2017-03-16 Jeff Law <law@redhat.com>
4249 PR tree-optimization/71437
4250 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
4251 member function. Implementation moved into after_dom_children
4252 member function and into the threader's thread_outgoing_edges
4254 (dom_opt_dom_walker::after_dom_children): Simplify by moving
4255 some code into new thread_outgoing_edges.
4256 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
4257 definition. Simplify marker handling (do it here). Assume we always
4258 have the available expression and the const/copies tables.
4259 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
4261 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
4262 * tree-vrp.c (equiv_stack): No longer file scoped.
4263 (vrp_dom_walker): New class.
4264 (vrp_dom_walker::before_dom_children): New member function.
4265 (vrp_dom_walker::after_dom_children): Likewise.
4266 (identify_jump_threads): Setup domwalker. Use it rather than
4267 walking edges in a random order by hand. Simplify setup/finalization.
4268 (finalize_jump_threads): Remove.
4269 (vrp_finalize): Do not call identify_jump_threads here.
4270 (execute_vrp): Do it here instead and call thread_through_all_blocks
4273 PR tree-optimization/71437
4274 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
4276 (simplify_stmt_for_jump_threading): Add basic_block argument. All
4278 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
4279 (dom_opt_dom_walker::thread_across_edge): Remove
4280 handle_dominating_asserts argument. All callers changed.
4281 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
4282 changes. Remove calls to lhs_of_dominating_assert. Other
4283 uses of handle_dominating_asserts turn into unconditional code
4284 (simplify_control_stmt_condition_1): Likewise.
4285 (simplify_control_stmt_condition): Likewise.
4286 (thread_through_normal_block, thread_across_edge): Likewise.
4287 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
4288 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
4289 object if it is not an SSA_NAME.
4290 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
4291 before calling into the VRP specific simplifiers.
4292 (identify_jump_threads): Remove handle_dominating_asserts
4295 2017-03-16 Jakub Jelinek <jakub@redhat.com>
4298 * tree-diagnostic.c (default_tree_printer): No longer static.
4299 * tree-diagnostic.h (default_tree_printer): New prototype.
4301 2017-03-16 Tamar Christina <tamar.christina@arm.com>
4303 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
4304 Change ins into fmov.
4306 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4308 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
4309 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
4310 Use h_con constraint for operand 1.
4311 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4312 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
4314 2017-03-15 Jeff Law <law@redhat.com>
4316 PR tree-optimization/71437
4317 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
4318 (record_temporary_equivalences): Use it.
4320 PR tree-optimization/71437
4321 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
4322 tree-ssa-scopedtables.
4323 (lookup_avail_expr, build_and_record_new_cond): Likewise.
4324 (record_conditions, record_cond, vuse_eq): Likewise.
4325 (record_edge_info): Adjust to API tweak of record_conditions.
4326 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
4327 (record_temporary_equivalences, optimize_stmt): Likewise.
4328 (eliminate_redundant_computations): Likewise.
4329 (record_equivalences_from_stmt): Likewise.
4330 * tree-ssa-scopedtables.c: Include options.h and params.h.
4331 (vuse_eq): New function, moved from tree-ssa-dom.c
4332 (build_and_record_new_cond): Likewise.
4333 (record_conditions): Likewise. Accept vector of conditions rather
4334 than edge_equivalence structure for first argument.
4335 for the first argument.
4336 (avail_exprs_stack::lookup_avail_expr): New member function, moved
4337 from tree-ssa-dom.c.
4338 (avail_exprs_stack::record_cond): Likewise.
4339 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
4340 from tree-ssa-dom.c.
4341 (avail_exprs_stack): Add new member functions lookup_avail_expr
4343 (record_conditions): Declare.
4345 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
4348 * lra-constraints.c (process_alt_operands): Increase reject for
4349 reloading an input/output operand.
4351 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4354 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
4355 insns to convert from signed/unsigned char/short to IEEE 128-bit
4357 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
4359 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
4362 * config/i386/i386.c (ix86_vector_duplicate_value): Create
4363 subreg of inner mode for values already in registers.
4365 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
4367 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
4368 iteration reg is used after the loop.
4370 2017-03-14 Martin Sebor <msebor@redhat.com>
4372 PR tree-optimization/79800
4373 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
4374 precision in negative-positive range.
4375 (format_floating): Call non-const overload with adjusted precision.
4377 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4380 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
4383 2017-03-14 Martin Sebor <msebor@redhat.com>
4386 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
4387 * builtins.def (aligned_alloc): Use it.
4390 * Makefile.in (GTFILES): Add calls.c.
4391 * calls.c: Include "gt-calls.h".
4393 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
4395 PR rtl-optimization/79728
4396 * regs.h (struct target_regs): New field
4397 x_contains_allocatable_regs_of_mode.
4398 (contains_allocatable_regs_of_mode): New macro.
4399 * reginfo.c (init_reg_sets_1): Initialize it, and change
4400 contains_reg_of_mode so it includes global regs as well.
4401 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
4402 rather than contains_regs_of_mode.
4404 2017-03-14 Martin Liska <mliska@suse.cz>
4406 * doc/invoke.texi: Document options that can't be combined with
4407 -fcheck-pointer-bounds.
4409 2017-03-14 Martin Liska <mliska@suse.cz>
4412 * doc/invoke.texi (-Wchkp): Document the option.
4414 2017-03-14 Martin Liska <mliska@suse.cz>
4416 * Makefile.in: Install gcov-dump.
4418 2017-03-14 Martin Liska <mliska@suse.cz>
4420 * multiple_target.c (expand_target_clones): Bail out for
4421 an invalid attribute.
4423 2017-03-14 Richard Biener <rguenther@suse.de>
4425 * alias.c (struct alias_set_entry): Pack properly.
4426 * cfgloop.h (struct loop): Likewise.
4427 * cse.c (struct set): Likewise.
4428 * ipa-utils.c (struct searchc_env): Likewise.
4429 * loop-invariant.c (struct invariant): Likewise.
4430 * lra-remat.c (struct cand): Likewise.
4431 * recog.c (struct change_t): Likewise.
4432 * rtl.h (struct address_info): Likewise.
4433 * symbol-summary.h (function_summary): Likewise.
4434 * tree-loop-distribution.c (struct partition): Likewise.
4435 * tree-object-size.c (struct object_size_info): Likewise.
4436 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
4437 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
4438 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
4439 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
4440 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
4441 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
4442 (struct _stmt_vec_info): Likewise.
4444 2017-03-14 Martin Liska <mliska@suse.cz>
4447 * multiple_target.c (create_dispatcher_calls): Check that
4448 a target can create a function dispatcher.
4450 2017-03-14 Martin Liska <mliska@suse.cz>
4453 * multiple_target.c (expand_target_clones): Drop local.local
4454 flag for default implementation.
4456 2017-03-14 Richard Biener <rguenther@suse.de>
4458 PR tree-optimization/80030
4459 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
4461 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
4463 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
4464 gcc_fallthrough() instead of __attribute__((fallthrough));
4466 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4468 * doc/gcc.texi: Remove "up" link to (DIR).
4469 * doc/gccint.texi: Ditto.
4471 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4473 * doc/install.texi (Specific) <avr>: Remove reference to
4476 2017-03-13 Jeff Law <law@redhat.com>
4478 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
4479 attribute rather than comments.
4481 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
4482 match_scratch operand is highest.
4484 2017-03-13 Martin Liska <mliska@suse.cz>
4487 * ipa-pure-const.c (warn_function_noreturn): If the declarations
4488 is a CHKP clone, use original declaration.
4490 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4492 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
4493 (arc_conditional_register_usage): Use a different allocation order
4494 when optimizing for size.
4495 * common/config/arc/arc-common.c (arc_option_optimization_table):
4496 Section anchors default on when optimizing for size.
4498 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4500 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
4502 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4504 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
4505 * config/arc/arc.md (cpu_facility): Add cd variant.
4506 (*movqi_insn): Add code density variant.
4507 (*movhi_insn): Likewise.
4508 (*movqi_insn): Likewise.
4509 (*addsi3_mixed): Likewise.
4510 (subsi3_insn): Likewise.
4512 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4514 * config/arc/arc.md (movsi_cond_exec): Update constraint.
4516 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4518 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
4519 expressions with MINUS and UNARY ops.
4521 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4524 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
4526 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
4527 between vec_select and vector argument.
4528 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
4529 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
4530 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
4531 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
4532 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
4533 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
4535 2017-03-13 Richard Biener <rguenther@suse.de>
4538 * params.def (vect-max-peeling-for-alignment): Fix typo.
4540 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4542 * doc/install.texi (Specific) <mips-*-*>: Remove description of
4543 issue that only occurred with binutils below 2.18.
4545 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4547 * doc/install.texi (Specific) <cris-axis-elf>: No longer
4548 refer to binutils 2.11/2.12 minimum.
4550 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4552 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
4553 ftp.kernel.org and simplify binutils requirement.
4555 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
4557 * doc/invoke.texi (Warning Options): Fix spelling of link-time
4559 (Optimize Options): Ditto. Also remove redundancy.
4561 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4563 PR translation/79848
4564 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
4566 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
4567 to G_ to avoid double translation.
4569 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4571 PR translation/79923
4572 * auto-profile.c (get_combined_location): Convert leading
4573 character of diagnostics to lower case and remove trailing period.
4574 (read_profile): Likewise for various diagnostics.
4575 * config/arm/arm.c (arm_option_override): Remove trailing period
4576 from various diagnostics.
4577 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
4578 (msp430_expand_delay_cycles): Likewise.
4580 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4583 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
4584 full command-line argument, rather than just "str".
4585 (aarch64_validate_march): Likewise.
4586 (aarch64_validate_mtune): Likewise.
4588 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
4590 PR rtl-optimization/78911
4591 * lra-assigns.c (must_not_spill_p): New function.
4592 (spill_for): Use it.
4594 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4596 PR tree-optimization/79981
4597 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
4598 ATOMIC_COMPARE_EXCHANGE ifn result.
4599 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
4600 IFN_ATOMIC_COMPARE_EXCHANGE.
4602 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4605 * opts.c (parse_sanitizer_options): Add missing question mark to
4606 "did you mean" message.
4608 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4610 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
4612 (VMULEUH_UNS): Likewise.
4613 (VMULOUB_UNS): Likewise.
4614 (VMULOUH_UNS): Likewise.
4615 * config/rs6000/rs6000.c (builtin_function_type): Remove
4616 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
4618 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4621 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4622 x with result of extra_parsing_for_operand_code_0.
4623 (function_reader::extra_parsing_for_operand_code_0): Convert
4624 return type from void to rtx, returning x. When reading
4625 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4626 larger size containing struct block_symbol.
4628 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4630 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4631 -mfloat128-hardware without -m64.
4633 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4636 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4637 entries to the case statement that marks unsigned arguments to
4638 overloaded functions.
4640 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4642 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4643 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4645 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4648 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4649 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4651 2017-03-10 Martin Liska <mliska@suse.cz>
4655 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4656 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4659 2017-03-10 Olivier Hainque <hainque@adacore.com>
4661 * tree-switch-conversion (array_value_type): Start by resetting
4662 candidate type to it's main variant.
4664 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4666 PR rtl-optimization/79909
4667 * combine.c (try_combine): Use simplify_replace_rtx on individual
4668 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4669 of the whole CALL_INSN_FUNCTION_USAGE.
4671 PR tree-optimization/79972
4672 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4673 get_range_info on SSA_NAMEs. Formatting fixes.
4675 2017-03-10 Richard Biener <rguenther@suse.de>
4676 Jakub Jelinek <jakub@redhat.com>
4678 PR tree-optimization/77975
4679 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4680 edge to be constant.
4681 (get_val_for): For constant x return it. Formatting fix.
4682 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4683 would use the same bases as the current one.
4685 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4687 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4688 instead of vec_select for V1TImode.
4689 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4691 (VSX_LE_128): Add V1TI to this mode iterator.
4692 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4693 (*vsx_le_perm_store_<mode>): Likewise.
4694 (pre-reload splitter for VSX stores): Likewise.
4695 (post-reload splitter for VSX stores): Likewise.
4696 (*vsx_xxpermdi2_le_<mode>): Likewise.
4697 (*vsx_lxvd2x2_le_<mode>): Likewise.
4698 (*vsx_stxvd2x2_le_<mode>): Likewise.
4700 2017-03-09 Michael Eager <eager@eagercon.com>
4702 Correct failures with --enable-checking=yes,rtl.
4704 * config/microblaze/microblaze.c (microblaze_expand_shift):
4705 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4706 test for const0_rtx.
4707 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4708 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4710 2017-03-09 Richard Biener <rguenther@suse.de>
4712 PR tree-optimization/79977
4713 * graphite-scop-detection.c (scop_detection::merge_sese):
4714 Handle the case of extra exits to blocks dominating the entry.
4716 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4718 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4721 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4723 PR rtl-optimization/79949
4724 * lra-constraints.c (process_alt_operands): Check memory when
4725 trying to predict a cycle. Print about the overall increase.
4727 2017-03-09 Richard Biener <rguenther@suse.de>
4730 * gimple-expr.c (useless_type_conversion_p): Preserve
4731 TYPE_SATURATING for fixed-point types.
4733 2017-03-09 Richard Biener <rguenther@suse.de>
4736 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4737 alignment of BLKmode params.
4739 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4742 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4743 (VALL_NO_V2Q): Likewise.
4745 * config/aarch64/aarch64-simd.md
4746 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4748 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4749 VALL_NO_V2Q mode iterator.
4750 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4752 2017-03-09 Martin Liska <mliska@suse.cz>
4754 PR tree-optimization/79631
4755 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4756 tree_int_cst_sign_bit just for INTEGER constants.
4758 2017-03-09 Martin Liska <mliska@suse.cz>
4762 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4765 2017-03-09 Marek Polacek <polacek@redhat.com>
4768 * tree.c (inchash::add_expr): Handle TREE_VEC.
4770 2017-03-09 Martin Liska <mliska@suse.cz>
4773 (chkp_narrow_size_and_offset): New function.
4774 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4775 (void chkp_parse_bit_field_ref): New function.
4776 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4777 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4779 2017-03-09 Martin Liska <mliska@suse.cz>
4782 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4783 (chkp_find_bounds_1): Remove gcc_unreachable.
4785 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4788 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4789 BUILT_IN_SYNC*, determine the access type from the size suffix and
4790 always build a MEM_REF with that type. Handle forgotten
4791 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4794 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4795 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4796 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4797 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4798 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4799 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4800 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4801 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4802 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4803 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4804 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4805 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4806 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4807 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4808 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4809 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4810 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4811 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4812 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4813 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4814 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4815 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4816 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4817 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4818 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4819 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4820 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4821 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4822 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4823 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4824 definitions outside of __OPTIMIZE__ guarded section.
4827 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4828 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4829 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4830 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4833 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4835 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4836 ("vfenez<mode>"): Add missing constraints.
4838 2017-03-08 Martin Sebor <msebor@redhat.com>
4841 * config/nds32/nds32.c (nds32_option_override):
4842 Fix misspelled diagnostic.
4844 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4847 * gimplify.c (gimplify_omp_for): Replace index var in outer
4848 taskloop statement with an artificial variable and add
4849 OMP_CLAUSE_PRIVATE clause for it.
4851 2017-03-08 Richard Biener <rguenther@suse.de>
4853 PR tree-optimization/79955
4854 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4855 for accesses that are completely outside of the variable.
4857 2017-03-08 Andrew Haley <aph@redhat.com>
4859 PR tree-optimization/79943
4860 * tree-ssa-loop-split.c (compute_new_first_bound): When
4861 calculating the new upper bound, (END-BEG) should be added, not
4864 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4866 * config/avr/avr.md (setmemhi): Make sure match_dup
4867 operand number comes before match_scratch.
4869 2017-03-08 Richard Biener <rguenther@suse.de>
4871 PR tree-optimization/79920
4872 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4873 with ncopies == 1 to ...
4874 (vect_transform_slp_perm_load): ... here. Properly compute
4875 all element loads by iterating VF times over the group. Do
4876 not handle ncopies (computed in a broken way) in
4877 vect_create_mask_and_perm.
4879 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4882 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4883 is a uniform vector, use uniform_vector_p return value instead of
4884 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4886 2017-03-07 Marek Polacek <polacek@redhat.com>
4889 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4890 (alloca_call_type): Likewise.
4892 2017-03-07 Martin Liska <mliska@suse.cz>
4894 * gcov.c (process_args): Put comment to correct location.
4896 2017-03-07 Martin Liska <mliska@suse.cz>
4899 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4900 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4901 (chkp_narrow_bounds_for_field): Likewise.
4902 (chkp_parse_array_and_component_ref): Pass one more argument to
4905 2017-03-07 Richard Biener <rguenther@suse.de>
4907 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4910 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4912 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4913 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4915 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4918 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4919 to end of description.
4920 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4922 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4924 PR rtl-optimization/79901
4925 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4927 (*avx512f_<code><mode>3<mask_name>): ... this.
4928 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4929 iterator instead of VI8_AVX2_AVX512BW.
4931 PR rtl-optimization/79901
4932 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4933 min/max expander, expand it using expand_vec_cond_expr.
4936 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4939 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4942 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4943 to void * for PCH reasons.
4944 * dwarf2out.c (output_loc_operands, output_die): Cast
4945 v.val_vec.array to unsigned char *.
4947 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4950 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4953 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4955 PR rtl-optimization/79571
4956 * lra-constraints.c (process_alt_operands): Calculate static
4957 reject and subtract it from overall when only addresses will be
4960 2017-03-06 Julia Koval <julia.koval@intel.com>
4963 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4964 incoming stack boundary to 128 for 64-bit targets.
4966 2017-03-06 Richard Biener <rguenther@suse.de>
4968 PR tree-optimization/79894
4969 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4970 to NULL after folding it.
4972 2017-03-06 Richard Biener <rguenther@suse.de>
4974 PR tree-optimization/79824
4975 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4976 check disabling peeling for gaps.
4978 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4980 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4981 attributes): Document gettimeofday.
4983 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4985 * config/s390/s390.c (s390_option_override_internal): Set
4986 PARAM_MIN_VECT_LOOP_BOUND
4988 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4990 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4991 * config/s390/s390.md: Likewise.
4993 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4996 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4997 (<avx2_avx512>_perm<mode>): Rename to ...
4998 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
5000 (<avx512>_perm<mode>_mask): Rename to ...
5001 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
5003 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
5004 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
5005 instead of VI8F_256_512.
5006 (avx512f_perm<mode>): New define_expand.
5007 (avx512f_perm<mode>_mask): Likewise.
5008 (avx512f_perm<mode>_1<mask_name>): New define_insn.
5009 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
5011 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5013 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
5014 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
5016 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
5018 2017-03-06 Martin Liska <mliska@suse.cz>
5021 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
5022 when having a SSA NAME w/o VAR_DECL assigned to it.
5024 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5026 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
5027 msa_dpsub_<su>_d): Fix MODE for vec_select.
5029 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5031 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
5033 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
5035 2017-03-06 Richard Biener <rguenther@suse.de>
5037 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
5038 * plugin.c (register_plugin_info): Likewise.
5039 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
5041 2017-03-05 Jakub Jelinek <jakub@redhat.com>
5043 * config/i386/sse.md (sse_storehps, sse_storelps,
5044 avx_<castmode><avxsizesuffix>_<castmode>,
5045 avx512f_<castmode><avxsizesuffix>_<castmode>,
5046 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
5047 in condition that at least one operand is not a MEM.
5049 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5052 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
5053 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
5055 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
5056 gimple_call_nothrow_p flag based on whether original builtin can throw.
5057 If it can, emit following stmts on the fallthrough edge.
5058 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
5059 don't create new bb if inserting just debug stmts on the edge, try to
5060 insert them on the fallthru bb or just reset debug stmts.
5062 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
5065 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
5066 restore recog_data (including the operand rtxes inside it) around
5067 the call to get_insn_template.
5069 2017-03-03 Martin Sebor <msebor@redhat.com>
5071 PR tree-optimization/79699
5072 * context.c (context::~context): Free MPFR caches to avoid
5073 a memory leak on program exit.
5075 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5077 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
5078 Use wide_int::ulow () instead of .elt (0).
5080 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5082 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
5083 (*pushxf): Limit oF constraint to 32bit targets and add oC
5084 constraint for 64bit targets.
5085 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
5086 (*pushdf): Change rmF constraint to rmC.
5088 2017-03-03 Martin Liska <mliska@suse.cz>
5090 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
5091 Remove unused variable.
5093 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5096 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
5097 is a memory operand, increase num_memory.
5098 (ix86_expand_args_builtin): Likewise.
5100 2017-03-03 Jan Hubicka <jh@suse.cz>
5103 * ipa-devirt.c (maybe_record_node): Properly handle
5104 __cxa_pure_virtual visibility.
5106 2017-03-03 Martin Liska <mliska@suse.cz>
5108 PR tree-optimization/79803
5109 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
5111 (pass_loop_prefetch::execute): Disabled optimization if an
5112 assumption about L1 cache size is not met.
5114 2017-03-03 Martin Liska <mliska@suse.cz>
5116 PR rtl-optimization/79574
5117 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
5118 (hash_scan_set): Likewise.
5119 (dump_hash_table): Likewise.
5120 (hoist_code): Likewise.
5122 2017-03-03 Richard Biener <rguenther@suse.de>
5124 * fixed-value.c (fixed_from_string): Restore use of elt (1)
5125 in place of uhigh ().
5126 (fixed_convert_from_real): Likewise.
5128 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5131 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
5133 2017-03-03 Richard Biener <rguenther@suse.de>
5136 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
5137 TYPE_OVERFLOW_UNDEFINED check.
5139 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5141 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
5143 (vector_ae_<mode>_p): Likewise.
5144 (vector_nez_<mode>_p): Likewise.
5145 (vector_ne_v2di_p): Likewise.
5146 (vector_ae_v2di_p): Likewise.
5147 (vector_ne_<mode>_p): Likewise.
5148 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
5150 (vsx_tsqrt<mode>2_fe): Likewise.
5152 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
5155 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
5157 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5159 PR rtl-optimization/79780
5160 * cprop.c (one_cprop_pass): When second and further conditional trap
5161 in a single basic block is turned into an unconditional trap, turn it
5162 into a deleted note to avoid RTL verification failures.
5164 2017-03-02 Richard Biener <rguenther@suse.de>
5166 * fold-const.c (const_binop): Use ulow () instead of elt (0).
5168 2017-03-02 Richard Biener <rguenther@suse.de>
5170 PR tree-optimization/79345
5172 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
5173 param and abort the walk, returning -1 if it is hit.
5174 (walk_aliased_vdefs): Take a limit param and pass it on.
5175 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
5176 defaulting to 0 and return a signed int.
5177 * tree-ssa-uninit.c (struct check_defs_data): New struct.
5178 (check_defs): New helper.
5179 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
5180 about uninitialized memory.
5181 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
5182 bogus uninitialized warning.
5183 (fixed_convert_from_real): Likewise.
5185 2017-03-02 Bin Cheng <bin.cheng@arm.com>
5187 PR tree-optimization/66768
5188 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
5189 iv_use if base object can't be determined.
5191 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5193 PR tree-optimization/79345
5194 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
5195 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
5196 (get_pattern_stats): Initialize it.
5197 * genemit.c (gen_expand): Verify match_scratch numbers come after
5198 match_operand/match_dup numbers.
5199 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
5200 match_scratch numbers.
5201 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
5203 * config/s390/s390.md (trunctdsd2): Likewise.
5205 2017-03-02 Richard Biener <rguenther@suse.de>
5207 * wide-int.h (wide_int_storage::operator=): Implement in terms
5210 2017-03-02 Richard Biener <rguenther@suse.de>
5212 PR tree-optimization/79777
5213 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
5214 the to insert expression to sth existing.
5216 2017-03-01 Martin Sebor <msebor@redhat.com>
5219 * gimple-ssa-sprintf.c
5220 (directive::known_width_and_precision): New function.
5221 (format_integer): Use it.
5222 (get_mpfr_format_length): Consider the full range of precision
5223 when computing %g output with the # flag. Set the likely byte
5224 count to 3 rather than 1 when precision is indeterminate.
5225 (format_floating): Correct the lower bound of precision.
5227 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5229 * doc/invoke.texi: Document default code model for 64-bit Linux.
5231 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5234 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
5235 udiv rather than div since input pattern is unsigned.
5237 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
5239 * config/i386/i386.c (print_reg): Warn for values of
5240 unsupported size in integer register.
5242 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5245 * config/rs6000/predicates.md (current_file_function_operand): Do
5246 not allow self calls to be local if the function is replaceable.
5248 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5251 * config/rs6000/altivec.h (vec_ctz and others): Change the
5252 preprocessor macro that controls conditional compilation from
5253 _ARCH_PWR9 to __POWER9_VECTOR__.
5254 (vec_all_ne): Change parameterization of __altivec_scalar_pred
5255 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
5256 control (instead of _ARCH_PWR9 control) so that template
5257 definition uses power9-specific function.
5258 (vec_any_eq): Likewise.
5259 (vec_all_ne): Change macro definition to use a power9-specific
5260 expansion under #ifdef __POWER9_VECTOR__ control (instead of
5261 _ARCH_PWR9 control).
5262 (vec_any_eq) Likewise.
5263 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
5264 expansion for CMPNEF to remove support for xvcmpnesp instruction.
5265 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
5266 support for xvcmpnedp instruction.
5267 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
5268 macro expansion so that Power9 implementation of vec_all_ne does
5269 not use the AltiVec predicate framework.
5270 (VCMPNEH_P): Likewise.
5271 (VCMPNEW_P): Likewise.
5272 (VCMPNED_P): Likewise.
5273 (VCMPNEFP_P): Likewise.
5274 (VCMPNEDP_P): Likewise.
5275 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
5276 implementation of vec_any_eq to not use AltiVec predicate
5278 (VCMPAEH_P): Likewise.
5279 (VCMPAEW_P): Likewise.
5280 (VCMPAED_P): Likewise.
5281 (VCMPAEFP_P): Likewise.
5282 (VCMPAEDP_P): Likewise.
5283 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
5284 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
5285 not use the AltiVec predicate framework.
5286 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
5287 of vec_any_eq to not use AltiVec predicate framework.
5288 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
5289 support for predefined __POWER9_VECTOR__ macro to indicate that
5290 Power9 instruction selection is enabled.
5291 (altivec_overloaded_builtins): Remove extraneous
5292 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
5293 function argument types RS6000_BTI_bool_V16QI and
5294 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
5295 entry for overloaded function argument types RS6000_BTI_bool_V4SI
5296 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
5297 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
5298 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
5299 Power9 for implementations of vec_cmpne. Change the signature for
5300 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
5301 (representing vec_all_ne) to remove the previously described first
5302 argument of type RS6000_BTI_INTSI, as this was an artifact of
5303 reliance on the AltiVec predicate framework, which is no longer
5304 used in the implementation of these functions. Add
5305 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
5306 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
5307 since, unlike the AltiVec predicate framework implementation, we
5308 do not share function descriptors between vec_alle and vec_anyeq.
5309 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
5310 set of modes that receive special treatment even when
5311 TARGET_P9_VECTOR is true. The special treatment emits code that
5312 does not depend on Power9 instructions.
5313 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
5314 define_expand to not rely on AltiVec predicate framework.
5315 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5317 (vector_ne_v2di_p): Change this define_expand to not rely on
5318 AltiVec predicate framework.
5319 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
5321 (vector_ne_<mode>_p): Change this define_expand to not rely on
5322 AltiVec predicate framework.
5323 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5325 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
5326 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
5327 define_insn pattern.
5328 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
5329 define_insn pattern because the xvcmpne<VSs>. instruction is not
5331 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
5332 instruction is not supported.
5334 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5336 * config/nvptx/nvptx.c: Include intl.h.
5338 2017-03-01 Martin Jambor <mjambor@suse.cz>
5341 * ipa-prop.h (ipa_bits): Removed field known.
5342 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
5343 to pointers. Adjusted their comments to warn about their sharing.
5344 (ipcp_transformation_summary): Change bits to a vector of pointers.
5345 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
5346 (ipa_get_ipa_bits_for_value): Declare.
5347 * tree-vrp.h (value_range): Mark as GTY((for_user)).
5348 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
5349 (ipa_bits_hash_table): Likewise.
5350 (ipa_vr_ggc_hash_traits): Likewise.
5351 (ipa_vr_hash_table): Likewise.
5352 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
5353 being pointers and vr_known being removed.
5354 (ipa_set_jf_unknown): Likewise.
5355 (ipa_get_ipa_bits_for_value): New function.
5356 (ipa_set_jfunc_bits): Likewise.
5357 (ipa_get_value_range): New overloaded functions.
5358 (ipa_set_jfunc_vr): Likewise.
5359 (ipa_compute_jump_functions_for_edge): Use the above functions to
5360 construct bits and vr parts of jump functions.
5361 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
5362 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5364 (ipcp_grow_transformations_if_necessary): Also allocate
5365 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5367 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
5368 them. Fix too long lines.
5369 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
5370 vr_known being removed.
5371 (ipa_read_jump_function): Use new setter functions to construct bits
5372 and vr parts of jump functions or set them to NULL.
5373 (write_ipcp_transformation_info): Adjust for bits being pointers.
5374 (read_ipcp_transformation_info): Likewise.
5375 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
5377 Include gt-ipa-prop.h.
5378 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
5380 (ipcp_store_bits_results): Likewise.
5381 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
5382 Do not write to existing jump functions but use a temporary instead.
5384 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5387 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
5388 attempt to use its first operand as BIT_FIELD_REF base.
5390 2017-03-01 Richard Biener <rguenther@suse.de>
5393 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
5394 interpolating formula in wrapping arithmetic.
5395 (chrec_apply): Convert chrec_evaluate return value to wanted type.
5397 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5399 PR tree-optimization/79734
5400 * tree-vect-generic.c (expand_vector_condition): Optimize
5401 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
5402 Handle VEC_COND_EXPR where comparison has different inner width from
5405 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
5407 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
5408 markup, and similar issues. Remove @opindex entries for things
5409 that aren't options. Add missing -mmpy-option entries.
5411 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5413 PR tree-optimization/79737
5414 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
5415 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
5416 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
5417 instead of byte_size. Formatting fix.
5418 (shift_bytes_in_array_right): Formatting fix.
5420 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
5423 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
5424 condition on optimize for the leaf function test.
5426 2017-02-28 Martin Liska <mliska@suse.cz>
5429 * read-rtl-function.c (function_reader::handle_unknown_directive):
5430 Bail out when one uses -flto.
5432 2017-02-28 Martin Liska <mliska@suse.cz>
5434 * common.opt: Replace space with tabular for options of <number>
5436 * config/i386/i386.opt: Show <number> value for
5437 -mlarge-data-threshold.
5438 * opts.c (print_filtered_help): Do not display number in hexadecimal
5441 2017-02-28 Martin Liska <mliska@suse.cz>
5443 * common.opt: Fix --help=option -Q for options which are of
5446 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
5448 * config/i386/i386.c (print_reg): Error out for values
5449 of 8-bit size in invalid integer register.
5451 2017-02-28 Martin Sebor <msebor@redhat.com>
5453 PR tree-optimization/79691
5454 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
5456 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5459 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
5460 gcc_unreachable with output_operand_lossage.
5462 2017-02-28 Richard Biener <rguenther@suse.de>
5464 PR tree-optimization/79740
5465 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
5467 (visit_nary_op): Insert the nary into the hashtable if we
5468 pattern-matched sth.
5469 * tree-ssa-pre.c (eliminate_insert): Robustify.
5471 2017-02-28 Richard Biener <rguenther@suse.de>
5474 * fold-const.c (decode_field_reference): Reject out-of-bound
5477 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5479 * config/i386/i386.c: Include intl.h.
5480 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
5481 instead of just cond ? "..." : "...".
5482 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
5483 * coverage.c (read_counts_file): Likewise.
5484 * omp-offload.c: Include intl.h.
5485 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
5486 of just cond ? "..." : "...".
5487 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
5488 of just cond ? "..." : "...".
5490 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
5493 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
5495 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
5496 'tune for' CPU name.
5497 * config/arm/arm-cpu-data.h: Regenerated.
5499 2017-02-28 Richard Biener <rguenther@suse.de>
5501 PR tree-optimization/79732
5502 * tree-inline.c (expand_call_inline): Do not shadow var.
5504 2017-02-28 Richard Biener <rguenther@suse.de>
5506 PR tree-optimization/79723
5507 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
5508 address-space properly.
5510 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
5512 * doc/optinfo.texi (Optimization groups): Fix option used for
5514 * doc/invoke.texi (-fopt-info): Document "omp".
5515 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
5516 (OPTGROUP_ALL): Add OPTGROUP_OMP.
5517 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
5518 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
5519 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
5521 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
5523 * dumpfile.c (optgroup_options): Instead of "openmp", associate
5524 OPTGROUP_OMP with "omp".
5526 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
5529 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
5530 for arithmetic shift of unsigned V2DI.
5532 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
5534 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
5535 arc/linux.h headers.
5536 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
5537 (LINK_SPEC): Likewise.
5538 (ARC_TLS_EXTRA_START_SPEC): Likewise.
5539 (EXTRA_SPECS): Likewise.
5540 (STARTFILE_SPEC): Likewise.
5541 (ENDFILE_SPEC): Likewise.
5542 (LIB_SPEC): Likewise.
5543 (TARGET_SDATA_DEFAULT): Likewise.
5544 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
5545 (MULTILIB_DEFAULTS): Likewise.
5546 (DWARF2_UNWIND_INFO): Likewise.
5547 * config/arc/big.h: New file.
5548 * config/arc/elf.h: Likewise.
5549 * config/arc/linux.h: Likewise.
5550 * config/arc/t-uClibc: Remove.
5552 2017-02-27 Bin Cheng <bin.cheng@arm.com>
5554 PR tree-optimization/77536
5555 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
5556 (tree_transform_and_unroll_loop): Use above function to compute the
5557 estimated niter of unrolled loop and use it when scaling profile.
5558 Also use count info rather than frequency if it's non-zero.
5559 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
5560 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
5561 (vect_transform_loop): Call above function.
5563 2017-02-27 Richard Biener <rguenther@suse.de>
5565 PR tree-optimization/45397
5566 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
5567 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
5568 (visit_nary_op): Add pattern matching for CSEing sign-changed
5569 or truncated operations with wider ones.
5571 2017-02-27 Richard Biener <rguenther@suse.de>
5573 PR tree-optimization/79690
5574 * tree-vect-stmts.c (vectorizable_store): Use vector type
5575 built from the DR with address-space.
5577 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
5579 * doc/invoke.texi (Optimize Options): Refine the description
5580 of asan-use-after-return.
5582 2017-02-25 Alan Modra <amodra@gmail.com>
5584 PR rtl-optimization/79584
5585 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
5586 base, not ad->base_term, the reg within base. Remove assertion
5587 that ad->base == ad->base_term. Replace gen_int_mode using
5588 bogus mode with const0_rtx.
5590 2017-02-25 Jakub Jelinek <jakub@redhat.com>
5593 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
5594 FMA_EXPR like tcc_binary or tcc_unary.
5596 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
5599 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
5601 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
5602 (output_loc_operands): Handle DW_OP_call_ref and
5603 DW_OP_GNU_variable_value.
5604 (struct variable_value_struct): New type.
5605 (struct variable_value_hasher): Likewise.
5606 (variable_value_hash): New variable.
5607 (string_types): Remove.
5608 (copy_loc_descr): New function.
5609 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
5610 (prepend_loc_descr_to_each): New function.
5611 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
5612 instead of add_loc_descr_to_each if the first argument is single
5613 location list and the second has multiple.
5614 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
5615 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
5616 when looking for variable value which doesn't have other location info.
5617 (loc_list_from_tree): Formatting fix.
5618 (gen_array_type_die): Simplify DW_AT_string_length handling.
5619 (adjust_string_types): Remove.
5620 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5621 string_types. Call resolve_variable_values.
5622 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5623 (resolve_addr_in_expr): Likewise. Add A argument.
5624 (copy_deref_exprloc): Remove deref argument. Adjust for the
5625 original expression being DW_OP_GNU_variable_value with optionally
5626 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5627 optionally after it.
5628 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5629 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5630 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5631 (variable_value_hasher::hash, variable_value_hasher::equal): New
5633 (resolve_variable_value_in_expr, resolve_variable_value,
5634 resolve_variable_values, note_variable_value_in_expr,
5635 note_variable_value): New functions.
5636 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5639 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5642 * opts.h (handle_generated_option): Add GENERATED_P argument.
5643 * opts-common.c (handle_option): Adjust function comment.
5644 (handle_generated_option): Add GENERATED_P argument, pass it to
5646 (control_warning_option): Pass false to handle_generated_option
5648 * opts.c (maybe_default_option): Pass true to handle_generated_option
5650 * optc-gen.awk: Likewise.
5652 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5654 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5655 a REG, look at the REG it is a SUBREG of.
5656 (splitter for cmpeqsi_t): Ditto.
5658 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5660 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5661 the special USEs with the pattern of the insn, not the insn itself.
5663 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5666 * doc/invoke.texi: Document -mload-store-pairs.
5668 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5669 Sandra Loosemore <sandra@codesourcery.com>
5671 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5672 argument isn't a CONST_INT.
5673 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5674 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5675 (nios2_validate_compare): Bypass alternate compare logic if *op2
5677 (ldstwm_operation_p): Return false if first_base is not a REG or
5678 if first_offset is not a CONST_INT.
5680 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5682 * config/cris/cris.md: Use correct operand in a define_peephole2.
5684 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5686 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5688 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5690 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5691 this_insn if it is an INSN or JUMP_INSN.
5692 (force_offsettable): Look at base, not at addr.
5693 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5694 on things that aren't necessarily CONST_INTs.
5696 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5698 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5699 -mfpmath=sse is the default also for x86-32 targets with SSE2
5700 instruction set when @option{-ffast-math} is enabled
5702 2017-02-24 Jeff Law <law@redhat.com>
5704 PR rtl-optimizatoin/79286
5705 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5708 2017-02-24 Richard Biener <rguenther@suse.de>
5710 PR tree-optimization/79389
5711 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5714 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5716 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5717 function comment to reflect reality.
5718 (loop_exits_before_overflow): Fix typo in function description.
5720 2017-02-24 Richard Biener <rguenther@suse.de>
5722 PR tree-optimization/79389
5723 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5724 properly that a threading opportunity exists. Detect conditional
5725 copy/constant propagation opportunities.
5727 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5729 * config/visium/visium.md (type): Add trap.
5730 (b): New mode attribute.
5731 (*btst): Rename into...
5732 (*btst<mode>): ...this and adjust.
5733 (*cbranchsi4_btst_insn): Rename into...
5734 (*cbranch<mode>4_btst_insn): ...this and adjust.
5735 (trap): New define_insn.
5737 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5739 PR tree-optimization/79389
5740 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5741 (noce_reversed_cond_code): New function.
5742 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5743 reversed_comparison_code. Formatting fix.
5744 (noce_try_store_flag): Test rev_cond != NULL in addition to
5745 reversed_comparison_code.
5746 (noce_try_store_flag_constants): Likewise.
5747 (noce_try_store_flag_mask): Likewise.
5748 (noce_try_addcc): Use rev_cond if non-NULL instead of
5749 reversed_comparison_code.
5750 (noce_try_cmove_arith): Likewise. Formatting fixes.
5751 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5752 (noce_find_if_block): Initialize rev_cond.
5753 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5754 instead of false as last argument never attempt to reverse it
5757 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5759 PR tree-optimization/79663
5760 * tree-predcom.c (combine_chains): Process refs in reverse order
5761 only for ZERO length chains, and add explaining comment.
5763 2017-02-23 Jeff Law <law@redhat.com>
5765 PR tree-optimization/79578
5766 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5767 in call to operand_equal_p.
5769 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5772 * config/i386/cpuid.h: Fix another undefined behavior.
5774 2017-02-23 Richard Biener <rguenther@suse.de>
5776 PR tree-optimization/79683
5777 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5778 vector types for data-refs.
5780 2017-02-23 Martin Liska <mliska@suse.cz>
5782 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5784 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5787 * internal-fn.c (get_range_pos_neg): Moved to ...
5788 * tree.c (get_range_pos_neg): ... here. No longer static.
5789 * tree.h (get_range_pos_neg): New prototype.
5790 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5791 are known to be in between 0 and signed maximum inclusive, try to
5792 expand both unsigned and signed divmod and use the cheaper one from
5795 2017-02-22 Jeff Law <law@redhat.com>
5797 PR tree-optimization/79578
5798 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5799 to compare base operands.
5801 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5804 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5805 gpc_reg_operand instead of fpr_reg_operand.
5807 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5809 * config/mips/mips.c (mips_return_in_memory): Force FP
5810 vector types to be returned in memory for o32 ABI.
5812 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5814 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5815 instead of DW_TAG_member for static data member declarations and don't
5816 set no_linkage_name for static inline data members.
5817 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5820 2017-02-22 Martin Liska <mliska@suse.cz>
5822 * doc/invoke.texi: Replace inequality signs with square brackets
5825 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5827 PR tree-optimization/68644
5828 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5830 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5833 * lra-constraints.c (simplify_operand_subreg): Handle
5834 WORD_REGISTER_OPERATIONS targets.
5836 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5839 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5840 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5841 elimination by swapping fld*.
5843 2017-02-22 Richard Biener <rguenther@suse.de>
5845 PR tree-optimization/79673
5846 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5847 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5848 irrelevant address-space qualifiers and avoiding a
5849 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5851 2017-02-22 Richard Biener <rguenther@suse.de>
5853 PR tree-optimization/79666
5854 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5855 to not symbolically negate if that may introduce undefined
5858 2017-02-22 Martin Liska <mliska@suse.cz>
5861 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5862 * data-streamer-out.c (streamer_write_gcov_count_stream):
5864 * value-prof.c (stream_out_histogram_value): Make assert more
5865 precise based on type of counter.
5867 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5870 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5871 Use nonimmediate_operand instead of memory_operand for operand 1.
5872 (float-extend standard_x87sse_constant_load splitter): Ditto.
5874 2017-02-21 Jeff Law <law@redhat.com>
5876 PR tree-optimization/79621
5877 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5878 blocks with edges to themselves.
5880 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5883 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5884 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5885 Use gimple_call_builtin_p.
5888 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5889 on temporarily removed DEBUG_INSNs.
5891 PR tree-optimization/79649
5892 * tree-loop-distribution.c (classify_partition): Give up on
5893 non-generic address space loads/stores.
5895 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5897 * doc/loop.texi (Loop manipulation): Remove nonexistent
5898 tree_ssa_loop_version from the documentation.
5899 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5901 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5904 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5905 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5906 * config/rs6000/rs6000.c: Include except.h.
5907 (rs6000_expand_split_stack_prologue): Call
5908 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5910 2017-02-21 Martin Jambor <mjambor@suse.cz>
5913 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5916 2017-02-21 Martin Jambor <mjambor@suse.cz>
5918 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5919 for backward compatibility only.
5920 * doc/invoke.texi (Option Summary): Remove all references to
5923 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5927 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5929 * lra-constraints.c (curr_insn_transform): Handle
5930 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5932 2017-02-21 Martin Liska <mliska@suse.cz>
5934 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5936 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5938 PR translation/79638
5939 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5941 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5944 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5945 (arm_function_ok_for_sibcall): Return false for an indirect call by
5946 descriptor if all the argument registers are used.
5947 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5948 alignment of the function.
5950 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5952 PR tree-optimization/61441
5953 * simplify-rtx.c (simplify_const_unary_operation): For
5954 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5955 the sNaN unmodified.
5957 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5959 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5960 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5961 instead of SYSTEM_HEADER_DIR.
5963 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5964 Martin Liška <mliska@suse.cz>
5966 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5967 Fix typos and grammar, use active voice, and clarify.
5969 2017-02-20 Marek Polacek <polacek@redhat.com>
5972 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5975 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5977 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5980 * config/i386/i386.c (ix86_expand_builtin): Handle
5981 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5982 ix86_builtins_isa[fcode].isa as a requirement of those
5983 flags and any other flag in the bitmask.
5984 (ix86_init_mmx_sse_builtins): Use 0 instead of
5985 ~OPTION_MASK_ISA_64BIT as mask.
5986 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5987 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5988 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5989 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5991 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5994 * lra-constraints.c (split_reg): Check requested split mode
5995 is supported by the register.
5997 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5999 * lra-constraints.c (simplify_operand_subreg): Remove early
6002 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6005 * lra-constraints.c (curr_insn_transform): Tighten condition
6006 for converting SUBREG reloads from OP_OUT to OP_INOUT.
6008 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6011 * lra-constraints.c (curr_insn_transform): Handle
6012 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
6014 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
6017 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
6019 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
6021 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
6024 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
6027 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6029 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
6032 2017-02-18 Jakub Jelinek <jakub@redhat.com>
6034 * final.c (last_columnnum, override_columnnum): New variables.
6035 (final_start_function): Set last_columnnum, pass it to begin_prologue
6036 hook and pass 0 to dwarf2out_begin_prologue.
6037 (final_scan_insn): Update override_columnnum. Pass last_columnnum
6038 to source_line debug hook.
6039 (notice_source_line): Compute last_columnnum and for debug_column_info
6040 return true on column changes.
6041 * debug.h (struct gcc_debug_hooks): Add column argument to
6042 source_line and begin_prologue hooks.
6043 (debug_nothing_int_charstar_int_bool): Remove prototype.
6044 (debug_nothing_int_int_charstar,
6045 debug_nothing_int_int_charstar_int_bool): New prototypes.
6046 (dwarf2out_begin_prologue): Add column argument.
6047 * debug.c (do_nothing_debug_hooks): Adjust source_line and
6048 begin_prologue hooks.
6049 (debug_nothing_int_charstar_int_bool): Remove.
6050 (debug_nothing_int_int_charstar,
6051 debug_nothing_int_int_charstar_int_bool): New functions.
6052 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
6053 through to dwarf2out_source_line.
6054 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
6055 (dwarf2out_source_line): Add column argument, emit it if requested.
6056 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
6058 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6059 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6060 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
6061 through to dwarf2out_begin_prologue.
6062 (vmsdbgout_source_line): Add column argument, pass it through to
6063 dwarf2out_source_line.
6064 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
6065 dbxout_source_line caller.
6066 (dbxout_source_line): Add column argument.
6068 * common.opt (gno-column-info, gcolumn-info): New options.
6069 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
6070 (check_die): Also test for multiple DW_AT_decl_column attributes.
6071 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
6072 DW_AT_decl_column if requested.
6073 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
6075 (gen_variable_die): Likewise.
6076 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
6077 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
6080 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
6081 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
6082 (ix86_handle_option): Handle OPT_m3dnowa.
6083 * doc/invoke.texi (-m3dnowa): Document.
6084 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
6085 -m3dnowa instead of -m3dnow -march=athlon.
6088 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
6089 instead of gcc_assert for K, r and R code checks. Formatting fixes.
6091 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6094 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
6095 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
6096 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
6097 generator for vsx_xxpermdi_<mode>_be.
6098 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
6099 force big-endian semantics.
6100 (vsx_xxpermdi_<mode>_be): New define_expand with same
6101 implementation as previous version of vsx_xxpermdi_<mode>.
6103 2017-02-17 Jakub Jelinek <jakub@redhat.com>
6105 PR tree-optimization/79327
6106 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
6107 variable, its initialization and use.
6109 2017-02-17 Julia Koval <julia.koval@intel.com>
6111 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
6112 (OPTION_MASK_ISA_PKU_UNSET): New.
6113 (ix86_handle_option): Handle -mrdpid.
6114 * config/i386/cpuid.h (bit_RDPID): New.
6115 * config/i386/driver-i386.c (host_detect_local_cpu):
6116 Detect RDPID feature.
6117 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
6118 * config/i386/i386-c.c (ix86_target_macros_internal):
6120 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
6121 (ix86_valid_target_attribute_inner_p): Add "rdpid".
6122 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
6123 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
6124 * config/i386/i386.md (define_insn "rdpid"): New.
6125 * config/i386/i386.opt Add -mrdpid.
6126 * config/i386/immintrin.h (_rdpid_u32): New.
6128 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
6130 PR rtl-optimization/79541
6131 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
6132 instead of transforming it into USE.
6134 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
6136 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
6137 If HONOR_SNANS (SFmode) force the input to a register.
6138 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
6139 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
6140 an frsp or similar insn.
6142 2017-02-17 Martin Liska <mliska@suse.cz>
6144 PR rtl-optimization/79577
6145 * params.def (selsched-max-sched-times): Increase minimum to 1.
6147 2017-02-17 Martin Liska <mliska@suse.cz>
6149 PR rtl-optimization/79574
6150 * gcse.c (want_to_gcse_p): Prevent integer overflow.
6152 2017-02-17 Martin Liska <mliska@suse.cz>
6154 PR tree-optimization/79529
6155 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
6156 ssa_defined_default_def_p to handle cases which are implicitly
6158 * tree-ssa.c (ssa_defined_default_def_p): New function.
6159 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
6160 which are implicitly defined.
6161 * tree-ssa.h (ssa_defined_default_def_p): Declare.
6163 2017-02-17 Richard Biener <rguenther@suse.de>
6166 * params.def (max-ssa-name-query-depth): Limit to 10.
6168 2017-02-17 Richard Biener <rguenther@suse.de>
6170 PR tree-optimization/79552
6171 * tree-ssa-structalias.c (visit_loadstore): Properly verify
6174 2017-02-17 Richard Biener <rguenther@suse.de>
6177 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
6179 2017-02-17 Marek Polacek <polacek@redhat.com>
6182 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
6183 (fold_negate_expr): New wrapper.
6185 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
6187 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
6188 Correct terminology and de-emphasize pre-standard behavior.
6190 2017-02-16 Alan Modra <amodra@gmail.com>
6192 PR rtl-optimization/79286
6193 * ira.c (def_dominates_uses): New function.
6194 (update_equiv_regs): Don't create an equivalence for insns that
6195 may trap where the register def does not dominate the use.
6197 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
6199 PR rtl-optimization/78127
6200 * lra.c (lra): Call lra_eliminate before finish the loop after
6203 2017-02-16 Richard Biener <rguenther@suse.de>
6205 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
6207 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
6208 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
6209 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
6210 (isl_val_int_from_wi): New function.
6211 (extract_affine_gmp): Rename to ...
6212 (extract_affine_wi): ... this, take a widest_int.
6213 (extract_affine_int): Just wrap extract_affine_wi.
6214 (add_param_constraints): Use isl_val_int_from_wi.
6215 (add_loop_constraints): Likewise, and extract_affine_wi.
6217 2017-02-15 Jeff Law <law@redhat.com>
6220 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
6221 ira_init_register_move_cost_if_necessary.
6223 2017-02-15 Martin Sebor <msebor@redhat.com>
6226 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
6227 removed in a prior commit.
6229 2017-02-15 Bin Cheng <bin.cheng@arm.com>
6231 PR tree-optimization/79347
6232 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
6233 counters during peeling.
6235 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
6237 * Makefile.in (site.exp): Remove "set ISLVER".
6239 2017-02-15 Jakub Jelinek <jakub@redhat.com>
6242 * real.c (real_from_integer): Call real_convert even for decimal.
6244 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6247 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6249 2017-02-14 Andrew Pinski <apinski@cavium.com>
6251 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
6252 cores and change the partno/implementer to be correct.
6253 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
6254 the 'B" as the implementer.
6255 * config/aarch64/aarch64-tune.md: Regenerate.
6257 2017-02-14 Carl Love <cel@us.ibm.com>
6259 * config/rs6000/rs6000.c: Add case statement entry to make the
6260 xvcvuxdsp built-in argument unsigned.
6261 * config/rs6000/vsx.md: Fix the source and return operand types so they
6262 match the instruction definitions from the ISA document. Fix typo
6263 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
6266 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
6269 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
6270 member early_clobber_alts.
6271 * lra-lives.c (reg_early_clobber_p): New.
6272 (process_bb_lives): Use it.
6273 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
6274 (debug_operand_data): Initialize early_clobber_alts.
6275 (setup_operand_alternative): Set up early_clobber_alts.
6276 (collect_non_operand_hard_regs): Ditto. Pass early clobber
6277 alternatives to new_insn_reg.
6278 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
6280 (lra_update_insn_regno_info): Pass the new arg.
6282 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6285 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
6286 (new_oacc_loop_raw): Don't clear already cleared fields.
6289 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
6290 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
6291 _mm512_prefetch_i64gather_ps): New inline functions and macros.
6293 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
6296 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
6298 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
6301 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
6302 the extra instruction to the right place to store 128-bit constant
6305 2017-02-14 Martin Sebor <msebor@redhat.com>
6308 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
6309 warning for strings of unknown length.
6311 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
6313 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
6315 2017-02-14 Jeff Law <law@redhat.com>
6318 * ira-costs.c (scan_one_insn): Initialize register move costs
6319 for pseudos seen in USE/CLOBBER insns.
6321 PR tree-optimization/79095
6322 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
6323 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
6324 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
6325 if the operands are known to be not equal, then the resulting range
6327 (intersect_ranges): If the new range is ~[0,0] and the old range is
6328 wide, then prefer ~[0,0].
6329 * tree-vrp.c (overflow_comparison_p_1): New function.
6330 (overflow_comparison_p): New function.
6331 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
6332 if NAME is used in an overflow test.
6333 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
6334 overflow check that can be expressed as an equality test, then adjust
6335 ops to be that equality test.
6337 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6339 * config/s390/s390-builtin-types.def: Remove flags argument.
6340 * config/s390/s390.c (s390_init_builtins): Likewise.
6342 2017-02-14 Martin Liska <mliska@suse.cz>
6344 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
6345 vector. Fix trailing white spaces.
6347 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
6349 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
6352 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6354 PR rtl-optimization/68664
6355 * config/arm/arm.c (arm_sched_can_speculate_insn):
6356 New function. Declare prototype.
6357 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6359 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6361 PR rtl-optimization/68664
6362 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
6364 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6366 2017-02-14 Amit Pawar <amit.pawar@amd.com>
6368 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
6369 max skip bytes for function, loop and jump.
6371 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6373 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
6374 ABS_EXPR for gimple dump.
6376 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6379 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
6381 PR tree-optimization/79408
6382 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
6383 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
6384 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
6385 also if rhs1 is INTEGER_CST.
6387 2017-02-14 Richard Biener <rguenther@suse.de>
6390 * tree-into-ssa.c (insert_phi_nodes): When the function can
6391 have abnormal edges rewrite SSA names with broken use-def
6392 dominance out of SSA and register them for PHI insertion.
6394 2017-02-13 Martin Sebor <msebor@redhat.com>
6397 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
6398 clearing info.nowrite flag when snprintf size argument is a range.
6400 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6402 * cprop.c (cprop_jump): Add missing space in string literal.
6403 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
6404 (get_constraint_for_component_ref): Likewise.
6405 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
6406 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
6407 * lra-constraints.c (process_alt_operands): Likewise.
6408 * ipa-inline.c (inline_small_functions): Likewise.
6409 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
6410 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
6411 * trans-mem.c (diagnose_tm_1_op): Likewise.
6412 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
6413 (grid_parallel_clauses_gridifiable): Likewise.
6415 * config/nvptx/mkoffload.c (process): Add space in between
6418 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
6419 "MOD4_SSE_REGS" and "ALL_REGS".
6421 * spellcheck.c (test_data): Add , in between "foo" and "food".
6423 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6426 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
6427 boundary crossing check and subsequent code generation agree.
6429 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6431 * config/aarch64/aarch64.c (has_memory_op): Delete.
6432 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
6435 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6437 PR rtl-optimization/79388
6438 PR rtl-optimization/79450
6439 * combine.c (distribute_notes): When removing TEM_INSN for which
6440 corresponding dest has last value recorded, invalidate that last
6443 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6445 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
6446 of explicit '@'. Add missing assembly comment marker on branch costs
6449 2017-02-13 Nathan Sidwell <nathan@acm.org>
6451 * gengtype-lex.l (<in_struct>): Add '/'.
6453 2017-02-13 Martin Liska <mliska@suse.cz>
6456 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
6458 2017-02-13 Richard Biener <rguenther@suse.de>
6460 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
6462 * configure: Re-generate.
6463 * config.in: Likewise.
6464 * graphite-dependences.c: Simplify as if
6465 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
6466 * graphite-isl-ast-to-gimple.c: Likewise.
6467 * graphite-optimize-isl.c: Likewise.
6468 * graphite-poly.c: Likewise.
6469 * graphite-sese-to-poly.c: Likewise.
6470 * graphite.h: Likewise.
6471 * toplev.c: Include isl/version.h and use isl_version () for
6472 printing the ISL version.
6473 * doc/install.texi: Update ISL requirement.
6475 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6477 * doc/standards.texi (Standards): Update reference to
6480 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6482 * doc/extend.texi (Named Address Spaces): sourceware.org now
6484 * doc/install.texi (Binaries): Ditto.
6487 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6489 * doc/cpp.texi: Replace "stringify"/"stringification" with C
6490 standard terminology "stringize"/"stringizing" throughout.
6491 * doc/cppinternals.texi: Likewise.
6493 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6495 * doc/extend.texi: Fix some spelling mistakes and typos.
6496 * doc/invoke.texi: Likewise.
6498 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6501 * params.def (inline-min-speedup) Change from 10 to 8.
6503 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6505 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
6508 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6511 * ipa-inline-analysis.c (get_minimal_bb): New function.
6512 (record_modified): Use it.
6513 (remap_edge_change_prob): Handle also ancestor functions.
6515 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
6517 * doc/contrib.texi (Contributors): Remove broken link into
6518 the Mauve CVS repository.
6520 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6523 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
6524 result computation whenever lhs doesn't have vector mode, not
6525 just when it has BLKmode.
6527 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6529 * doc/makefile.texi (profiledbootstrap): Refer to the
6530 installation instructions only in textual form.
6532 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6535 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
6537 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6539 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
6540 (Specific): Update mingw-w64 reference.
6542 (Specific): Remove broken link to Renesas RX processor.
6544 2017-02-10 Richard Biener <rguenther@suse.de>
6546 * toplev.c (process_options): Do not mention obsolete graphite
6547 options when printing sorry message about missing graphite support.
6548 Mention -floop-nest-optimize.
6550 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
6552 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
6553 (vtst_p16): Likewise.
6554 (vtstq_p8): Likewise.
6555 (vtstq_p16): Likewise.
6557 (vtstq_p64): Likewise.
6558 * config/arm/arm_neon.h (vgetq_lane_p64): New.
6559 (vset_lane_p64): New.
6560 (vsetq_lane_p64): New.
6562 2017-02-10 Jakub Jelinek <jakub@redhat.com>
6564 PR tree-optimization/79411
6565 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
6566 stmt operands are SSA_NAMEs used in abnormal phis.
6567 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
6570 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6573 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
6576 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6578 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
6580 2017-02-09 Jakub Jelinek <jakub@redhat.com>
6582 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
6586 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
6587 not arbitrary TREE_CONSTANT.
6590 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
6591 "omp declare target link" attribute unless is_global_var.
6592 * omp-offload.c (find_link_var_op): Likewise.
6594 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
6595 Chung-Lin Tang <cltang@codesourcery.com>
6597 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
6599 (gimplify_adjust_omp_clauses): Don't delete TILE.
6600 (gimplify_omp_for): Deal with TILE.
6601 * internal-fn.c (expand_GOACC_TILE): New function.
6602 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
6604 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
6605 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
6607 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
6608 avoid DIV for outermost collapse var.
6609 (expand_oacc_for): Insert tile element loop as needed. Adjust.
6610 Remove out of date comments, fix whitespace.
6611 * omp-general.c (omp_extract_for_data): Deal with tiling.
6612 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
6613 adjust OLF_DIM_BASE value.
6614 (struct omp_for_data): Add tiling field.
6615 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
6616 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
6617 for auto loops. Remove default auto determining, moved to
6618 oacc_loop_fixed_partitions.
6619 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6620 stmts, add e_mask field.
6621 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6622 (oacc_thread_numbers): Use oacc_dim_call.
6623 (oacc_xform_tile): New.
6624 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6625 (finish_oacc_loop): Adjust for ifns vector.
6626 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6627 add case for GOACC_TILE fns.
6628 (oacc_loop_xform_loop): Delete.
6629 (oacc_loop_process): Iterate over call list directly, and add
6630 handling for GOACC_TILE fns.
6631 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6633 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6634 vector partitioning to outer loops. Assign 2 partitions to loops
6635 when available. Add TILE handling.
6636 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6637 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6638 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6639 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6640 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6642 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6644 * configure.ac (ACX_BUGURL): Update.
6645 * configure: Regenerate.
6647 2017-02-09 Richard Biener <rguenther@suse.de>
6649 PR tree-optimization/69823
6650 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6651 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6653 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6655 * config/arc/arc-c.def: Add __NPS400__ definition.
6656 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6657 (TARGET_NPS400): Define.
6659 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6661 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6663 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6665 (arc_cpu_types): Fill the arch_info field with a pointer into the
6666 arc_arch_types table.
6667 (arc_selected_cpu): Declare.
6668 * config/arc/arc.c (arc_selected_cpu): Make global.
6669 (arc_selected_arch): Delete.
6670 (arc_base_cpu): Delete.
6671 (arc_override_options): Remove references to deleted variables,
6672 update access to arch information.
6673 (ARC_OPT): Update access to arch information.
6674 (ARC_OPTX): Likewise.
6675 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6676 (TARGET_ARC600): Update access to arch information.
6677 (TARGET_ARC601): Likewise.
6678 (TARGET_ARC700): Likewise.
6679 (TARGET_EM): Likewise.
6680 (TARGET_HS): Likewise.
6681 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6684 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6687 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6688 condition/operands for integer GE/LE/GEU/LEU operations.
6690 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6692 PR translation/79397
6693 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6696 2017-02-08 Martin Jambor <mjambor@suse.cz>
6699 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6700 whether allocation happened.
6701 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6702 nothing was allocated.
6704 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6706 PR tree-optimization/79408
6707 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6708 constant, but SSA_NAME with a known integer range, use the minimum
6709 of that range instead of op1 to determine if modulo can be replaced
6710 with its first operand.
6712 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6714 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6716 2017-02-08 Richard Biener <rguenther@suse.de>
6718 PR tree-optimization/71824
6719 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6720 Check all loops contained in the merged region.
6722 2017-02-07 Andrew Pinski <apinski@cavium.com>
6724 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6726 2017-02-07 Andrew Pinski <apinski@cavium.com>
6728 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6729 (thunderxt88): Likewise.
6730 (thunderxt81): Disable LSE and change v8.1 to v8.
6731 (thunderxt83): Likewise.
6733 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6734 Richard Biener <rguenther@suse.de>
6737 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6738 type from int to size_t.
6739 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6741 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6743 PR rtl-optimization/79386
6744 * cprop.c (bypass_conditional_jumps): Initialize
6745 bypass_last_basic_block already before splitting bbs after
6746 unconditional traps...
6747 (bypass_conditional_jumps): ... rather than here.
6750 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6751 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6752 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6753 fix -masm=intel patterns.
6755 2017-02-07 Richard Biener <rguenther@suse.de>
6757 PR tree-optimization/79256
6759 * builtins.c (get_object_alignment_2): Use min_align_of_type
6760 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6761 and ADJUST_FIELD_ALIGN.
6763 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6765 * doc/tm.texi: Regenerate.
6766 * stor-layout.c (layout_decl): Adjust.
6767 (update_alignment_for_field): Likewise.
6768 (place_field): Likewise.
6769 (min_align_of_type): Likewise.
6770 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6771 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6772 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6773 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6774 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6775 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6776 * config/i386/i386.c (x86_field_alignment): Likewise.
6777 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6778 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6779 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6780 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6781 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6782 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6786 2017-01-30 Richard Biener <rguenther@suse.de>
6788 PR tree-optimization/79256
6789 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6790 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6793 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6795 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6796 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6797 builtins to SImode and emit a zero-extend, if necessary.
6799 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6801 * docs/invoke.texi (RISC-V Options): Alphabetize.
6803 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6805 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6808 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6810 * config/riscv/riscv.c: New file.
6811 * gcc/common/config/riscv/riscv-common.c: Likewise.
6812 * config.gcc: Likewise.
6813 * config/riscv/constraints.md: Likewise.
6814 * config/riscv/elf.h: Likewise.
6815 * config/riscv/generic.md: Likewise.
6816 * config/riscv/linux.h: Likewise.
6817 * config/riscv/multilib-generator: Likewise.
6818 * config/riscv/peephole.md: Likewise.
6819 * config/riscv/pic.md: Likewise.
6820 * config/riscv/predicates.md: Likewise.
6821 * config/riscv/riscv-builtins.c: Likewise.
6822 * config/riscv/riscv-c.c: Likewise.
6823 * config/riscv/riscv-ftypes.def: Likewise.
6824 * config/riscv/riscv-modes.def: Likewise.
6825 * config/riscv/riscv-opts.h: Likewise.
6826 * config/riscv/riscv-protos.h: Likewise.
6827 * config/riscv/riscv.h: Likewise.
6828 * config/riscv/riscv.md: Likewise.
6829 * config/riscv/riscv.opt: Likewise.
6830 * config/riscv/sync.md: Likewise.
6831 * config/riscv/t-elf-multilib: Likewise.
6832 * config/riscv/t-linux: Likewise.
6833 * config/riscv/t-linux-multilib: Likewise.
6834 * config/riscv/t-riscv: Likewise.
6835 * configure.ac: Likewise.
6836 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6837 Waterman as RISC-V maintainers.
6838 * doc/install.texi: Add RISC-V entries.
6839 * doc/invoke.texi: Add RISC-V options section.
6840 * doc/md.texi: Add RISC-V constraints section.
6841 * configure: Regenerated.
6843 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6846 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6847 false values to be constant vectors with all 0 or all 1 bits set.
6848 (vcondu<mode><mode>): Likewise.
6849 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6851 (fpmask_comparison_operator): Update comment.
6852 (vecint_comparison_operator): New predicate.
6853 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6854 vector conditionals when the true and false values are constant
6855 vectors with all 0 bits or all 1 bits set.
6857 2017-02-06 Martin Sebor <msebor@redhat.com>
6859 PR tree-optimization/79376
6860 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6862 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6864 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6865 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6866 to simplify split condition.
6868 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6870 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6871 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6874 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6876 PR rtl-optimization/68664
6877 * target.def (can_speculate_insn): New hook.
6878 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6879 * doc/tm.texi: Regenerate.
6880 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6881 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6882 (rs6000_sched_can_speculate_insn): New function.
6884 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6886 PR tree-optimization/79284
6887 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6888 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6889 vectorizable_mask_load_store, vectorizable_operation,
6890 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6891 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6892 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6893 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6894 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6895 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6896 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6897 is_gimple_assign (stmt). Replace another such test with
6898 is_gimple_assign (stmt).
6900 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6903 * config/avr/avr.c (rtl-iter.h): Include it.
6904 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6905 (avr_legitimate_combined_insn): ...and implementation.
6907 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6909 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6910 * config/s390/s390.c (s390_const_operand_ok)
6911 (s390_canonicalize_comparison, s390_extract_part)
6912 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6913 (s390_contiguous_bitmask_p, s390_rtx_costs)
6914 (legitimize_pic_address): Likewise.
6915 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6916 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6917 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6918 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6919 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6921 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6923 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6924 REGNO($0) == REGNO($1).
6926 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6928 * config/s390/linux.h(SIZE_TYPE): Add comment.
6930 2017-02-06 Julian Brown <julian@codesourcery.com>
6931 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6932 Virendra Pathak <virendra.pathak@broadcom.com>
6934 * config/aarch64/aarch64-cores.def: Change the scheduler
6936 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6937 * config/aarch64/thunderx2t99.md: New file.
6939 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6941 * doc/standards.texi (Go Language): Update link to language
6944 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6946 * tree-eh.c (lower_resx): Sanitize profile.
6947 (cleanup_empty_eh_move_lp): Likewise.
6949 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6952 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6954 * cfgloopmanip.h (loop_version): Update prototype.
6955 * modulo-sched.c (sms_schedule): Update call of loop_version.
6956 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6957 * tree-parloops.c (gen_parallel_loop): Likewise.
6958 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6959 * tree-ssa-loop-split.c (split_loop): Likewise.
6960 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6961 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6963 2017-02-05 Martin Liska <mliska@suse.cz>
6966 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6968 (print_operand_address): Initialize a struct to zero.
6970 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6972 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6973 garbage collector only in textual form.
6975 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6977 * doc/extend.texi (x86 specific memory model extensions for
6978 transactional memory): Simplify a phrase.
6980 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6983 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6984 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6985 (atomic_storedi_1): Likewise.
6987 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6989 PR tree-optimization/79338
6990 * tree-parloops.c (gather_scalar_reductions): Don't call
6991 vect_analyze_loop_form for loop->inner before destroying loop's
6994 2017-02-03 Martin Sebor <msebor@redhat.com>
6996 PR tree-optimization/79327
6997 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6998 when precision has resulted in leading zeros.
6999 (format_integer): Adjust the likely counter to assume an unknown
7000 argument that may be zero is non-zero.
7002 2017-02-03 Jason Merrill <jason@redhat.com>
7005 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
7006 avoid copying non-taken branch.
7008 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7010 PR tree-optimization/79340
7011 * tree-vect-loop.c (vectorizable_reduction): Release
7012 vec_defs elements after safe_splicing them into other vectors.
7015 PR tree-optimization/79327
7016 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
7017 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
7019 (format_integer): Use wide_int_to_tree instead of build_int_cst
7020 + to_?hwi. If argmin is NULL, just set argmin and argmax to
7021 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
7022 of shortest and longest sequence.
7024 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
7026 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
7027 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
7029 2017-02-03 Walter Lee <walt@tilera.com>
7032 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
7033 after initial stackframe link reg save.
7034 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
7036 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7039 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
7040 wu for stxssp alternative.
7042 2017-02-03 Martin Sebor <msebor@redhat.com>
7044 PR tree-optimization/79352
7045 * gimple-fold.c (get_range_strlen): Add argument.
7046 (get_range_strlen): Change return type to bool.
7047 (get_maxval_strlen): Pass in a dummy argument.
7048 * gimple-fold.h (get_range_strlen): Change return type to bool.
7049 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
7050 * tree.h (array_at_struct_end_p): Add argument.
7051 * tree.c (array_at_struct_end_p): Handle it.
7053 2017-02-03 Martin Liska <mliska@suse.cz>
7056 * multiple_target.c (create_dispatcher_calls): Redirect edge
7057 from a caller of a dispatcher.
7058 (expand_target_clones): Make the clones local.
7059 (ipa_target_clone): Do both target clones and resolvers.
7060 (ipa_dispatcher_calls): Remove the pass.
7061 (pass_dispatcher_calls::gate): Likewise.
7062 (make_pass_dispatcher_calls): Likewise.
7063 * passes.def (pass_target_clone): Put as very first IPA early
7066 2017-02-03 Martin Liska <mliska@suse.cz>
7068 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
7069 in case of a function with ifunc attribute.
7071 2017-02-03 Martin Liska <mliska@suse.cz>
7073 * cgraph.c (cgraph_node::dump): Dump function version info.
7074 * symtab.c (symtab_node::dump_base): Add missing new line.
7076 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7078 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
7079 (ifcombine_ifandif): Use it.
7081 2017-02-03 Martin Liska <mliska@suse.cz>
7083 * doc/invoke.texi: Document default value for
7084 use-after-scope-direct-emission-threshold.
7086 2017-02-03 Martin Liska <mliska@suse.cz>
7088 PR tree-optimization/79339
7089 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
7090 (format_floating): Likewise.
7092 2017-02-03 Martin Liska <mliska@suse.cz>
7095 * ipa-prop.c (ipa_node_params_t::insert): Remove current
7097 (ipa_node_params_t::remove): Likewise.
7098 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
7099 initialization from removed ipa_node_params_t::insert.
7100 (ipa_node_params::~ipa_node_params): Move from removed
7101 ipa_node_params_t::release.
7102 * symbol-summary.h (symbol_summary::m_released): New member.
7103 Do not release a summary twice. Do not allow to call finalizer
7104 for types of a summary that live in GGC memory.
7106 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7108 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
7111 2017-02-02 Martin Sebor <msebor@redhat.com>
7114 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
7115 (format_string): Tighten up the range of output for non-constant
7116 strings and correct the expected range for wide non-constant strings.
7118 2017-02-02 Martin Sebor <msebor@redhat.com>
7120 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
7123 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
7125 (-fdump-tree-@var): Add to index and document how to come up
7126 with pass-specific option and dump file names.
7127 (-fdump-passes): Clarify where to look for output.
7129 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7132 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
7133 statistics of the analyzed path; allow threading for speed when
7134 any of BBs along the path are optimized for speed.
7136 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
7139 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
7140 settings of the virtual registers.
7143 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7145 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7146 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7149 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7151 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
7152 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
7154 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7156 * config/s390/s390.md: Add missing comments with the expanded
7158 * config/s390/vector.md: Likewise.
7159 * config/s390/vx-builtins.md: Likewise.
7161 2017-02-02 Jakub Jelinek <jakub@redhat.com>
7164 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
7165 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
7166 conditions on a single line.
7168 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7170 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7171 __S390_VX__ to __VX__.
7173 2017-02-01 Andrew Pinski <apinski@cavium.com>
7175 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
7176 stmt_info to record_stmt_cost.
7177 (vect_get_known_peeling_cost): Pass stmt_info if known to
7179 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
7180 cpu_vector_cost field into
7181 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
7182 field into vec_int_stmt_cost and vec_fp_stmt_cost.
7183 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
7184 splitting of scalar_stmt_cost and vec_stmt_cost.
7185 (thunderx_vector_cost): Likewise.
7186 (cortexa57_vector_cost): LIkewise.
7187 (exynosm1_vector_cost): Likewise.
7188 (xgene1_vector_cost): Likewise.
7189 (thunderx2t99_vector_cost): Improve after the splitting of the two
7191 (aarch64_builtin_vectorization_cost): Update for the splitting of
7192 scalar_stmt_cost and vec_stmt_cost.
7194 2017-02-01 Torvald Riegel <triegel@redhat.com>
7195 Richard Henderson <rth@redhat.com>
7197 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
7198 conditional on existance of a fast atomic load.
7199 * optabs-query.c (can_atomic_load_p): New function.
7200 * optabs-query.h (can_atomic_load_p): Declare it.
7201 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
7202 no fast atomic load is available for the particular size of access.
7203 (expand_atomic_compare_and_swap): Likewise.
7204 (expand_atomic_load): Likewise.
7205 (expand_atomic_store): Likewise.
7206 (expand_atomic_fetch_op): Likewise.
7207 * testsuite/lib/target-supports.exp
7208 (check_effective_target_sync_int_128): Remove x86 because it provides
7209 no fast atomic load.
7210 (check_effective_target_sync_int_128_runtime): Likewise.
7212 2017-02-01 Richard Biener <rguenther@suse.de>
7214 * graphite.c: Include tree-vectorizer.h for find_loop_location.
7215 (graphite_transform_loops): Provide opt-info for optimized nests.
7216 * tree-parloop.c (parallelize_loops): Provide opt-info for
7219 2017-02-01 Richard Biener <rguenther@suse.de>
7222 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
7225 2017-02-01 Richard Biener <rguenther@suse.de>
7227 PR tree-optimization/71824
7228 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7229 Verify the loops are valid in the merged SESE region.
7230 (scop_detection::can_represent_loop_1): Check analyzing the
7231 evolution of the number of iterations in the region succeeds.
7233 2017-01-31 Ian Lance Taylor <iant@golang.org>
7235 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
7236 REG_ARGS_SIZE note to 32-bit push insns and call insn.
7238 2017-01-31 David Malcolm <dmalcolm@redhat.com>
7240 PR preprocessor/79210
7241 * input.c (get_substring_ranges_for_loc): Replace line_width
7242 assertion with error-handling.
7244 2017-01-31 Richard Biener <rguenther@suse.de>
7246 PR tree-optimization/77318
7247 * graphite-sese-to-poly.c (extract_affine): Fix assert.
7248 (create_pw_aff_from_tree): Take loop parameter.
7249 (add_condition_to_pbb): Pass loop of the condition to
7250 create_pw_aff_from_tree.
7252 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7254 * config/s390/s390.c (s390_asan_shadow_offset): New function.
7255 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
7257 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7261 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
7263 (convert_int_to_float128): Likewise.
7264 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
7265 (convert_int_to_float128): Likewise.
7266 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
7267 (UNSPEC_IEEE128_CONVERT): Likewise.
7268 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
7269 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
7270 Use local variables for IBM extended format.
7271 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
7272 (fix_trunc<mode>si2_fprs): Likewise.
7273 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7274 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
7275 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
7276 to know that we can now have integers of all sizes in vector
7278 (fix<uns>_<mode>di2_hw): Likewise.
7279 (float<uns>_<mode>si2_hw): Likewise.
7280 (fix_<mode>si2_hw): Likewise.
7281 (fixuns_<mode>si2_hw): Likewise.
7282 (float<uns>_<mode>di2_hw): Likewise.
7283 (float_<mode>di2_hw): Likewise.
7284 (float_<mode>si2_hw): Likewise.
7285 (floatuns_<mode>di2_hw): Likewise.
7286 (floatuns_<mode>si2_hw): Likewise.
7287 (xscvqp<su>wz_<mode>): Delete, no longer used.
7288 (xscvqp<su>dz_<mode>): Likewise.
7289 (xscv<su>dqp_<mode>): Likewise.
7290 (ieee128_mfvsrd_64bit): Likewise.
7291 (ieee128_mfvsrd_32bit): Likewise.
7292 (ieee128_mfvsrwz): Likewise.
7293 (ieee128_mtvsrw): Likewise.
7294 (ieee128_mtvsrd_64bit): Likewise.
7295 (ieee128_mtvsrd_32bit): Likewise.
7297 2017-01-31 Martin Liska <mliska@suse.cz>
7300 * ipa-prop.c (ipa_free_all_node_params): Call release method
7301 instead of ~sumbol_summary to not to trigger double times
7304 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
7306 PR tree-optimization/71691
7307 * bitmap.h (class auto_bitmap): New.
7308 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
7309 is_maybe_undefined instead of ssa_undefined_value_p.
7311 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7313 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7314 __S390_ARCH_LEVEL__ to __ARCH__.
7316 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7318 PR tree-optimization/79267
7319 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
7320 if should_remove_lhs_p is true.
7322 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
7325 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
7326 (add_alignment_attribute): New.
7327 (base_type_die): Add alignment attribute.
7328 (subrange_type_die): Likewise.
7329 (modified_type_die): Likewise.
7330 (gen_array_type_die): Likewise.
7331 (gen_descr_array_type_die: Likewise.
7332 (gen_enumeration_type_die): Likewise.
7333 (gen_subprogram_die): Likewise.
7334 (gen_variable_die): Likewise.
7335 (gen_field_die): Likewise.
7336 (gen_ptr_to_mbr_type_die): Likewise.
7337 (gen_struct_or_union_type_die): Likewise.
7338 (gen_subroutine_type_die): Likewise.
7339 (gen_typedef_die): Likewise.
7340 (base_type_cmp): Compare alignment attribute.
7342 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7345 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
7346 (setb_unsigned) New pattern for setb with CCUNS.
7347 * config/rs6000/rs6000.c (expand_block_compare): Use a different
7348 subfc./subfe sequence to avoid overflow problems. Generate a
7349 shorter sequence with cmpld/setb for power9.
7350 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
7351 for generating subfc. instruction.
7352 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
7353 now uses this instruction.
7355 2017-01-30 Ian Lance Taylor <iant@google.com>
7358 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
7359 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
7361 2017-01-30 Martin Sebor <msebor@redhat.com>
7363 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
7364 Move constant to the right of a relational operator.
7365 (get_mpfr_format_length, format_character, format_string): Ditto.
7366 (should_warn_p, maybe_warn): Same.
7368 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
7370 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
7373 * asan.c (get_translation_unit_decl): Remove function.
7374 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
7376 2017-01-30 Martin Liska <mliska@suse.cz>
7378 PR gcov-profile/79259
7379 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
7382 2017-01-30 Martin Liska <mliska@suse.cz>
7385 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
7386 Initialize variables with NULL value.
7388 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
7391 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
7393 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
7395 2017-01-30 Richard Biener <rguenther@suse.de>
7397 PR tree-optimization/79276
7398 * tree-vrp.c (process_assert_insertions): Properly adjust common
7399 when removing a duplicate.
7401 * gcc.dg/torture/pr79276.c: New testcase.
7403 2017-01-30 Richard Biener <rguenther@suse.de>
7405 PR tree-optimization/79256
7406 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7407 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7409 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
7411 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
7414 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
7415 ("*r<noxa>sbg_<mode>_sll_bitmask")
7416 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7417 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
7418 Use contiguous_bitmask_nowrap_operand.
7420 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7423 * config/rs6000/altivec.h (vec_xl): Revise #define.
7424 (vec_xst): Likewise.
7426 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
7428 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
7430 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
7432 PR rtl-optimization/79194
7433 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
7434 traps before call to bypass_conditional_jumps.
7436 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7438 PR tree-optimization/71374
7439 * lra-constraints.c (check_conflict_input_operands): New.
7440 (match_reload): Use it.
7442 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7445 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
7446 account to calculate conflict_set.
7448 2017-01-27 Bin Cheng <bin.cheng@arm.com>
7450 PR rtl-optimization/78559
7451 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
7452 other_insn in combine.
7454 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
7456 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
7457 uint16_type_node for BT_UINT16.
7459 2017-01-27 David Malcolm <dmalcolm@redhat.com>
7461 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
7462 "RTL Tests" to menu.
7463 (GIMPLE Tests): New node.
7464 (RTL Tests): New node.
7466 2017-01-27 Richard Biener <rguenther@suse.de>
7468 PR tree-optimization/79245
7469 * tree-loop-distribution.c (distribute_loop): Apply cost
7470 modeling also to detected patterns.
7472 2017-01-27 Richard Biener <rguenther@suse.de>
7474 PR tree-optimization/71433
7475 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
7476 (compare_assert_loc): New function.
7477 (process_assert_insertions): Sort and optimize assert locations
7478 to remove duplicates and push down identical assertions on
7479 edges to their destination block.
7481 2017-01-27 Richard Biener <rguenther@suse.de>
7483 PR tree-optimization/79244
7484 * tree-vrp.c (remove_range_assertions): Forcefully propagate
7485 out SSA names even if abnormal.
7487 2017-01-27 Jakub Jelinek <jakub@redhat.com>
7489 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
7490 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
7491 instead of MPFR_RNDN.
7493 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
7496 * arm.c (arm_option_override): Don't call build_target_option_node
7497 until after doing all option overrides.
7498 (arm_valid_target_attribute_tree): Likewise.
7500 2017-01-27 Martin Liska <mliska@suse.cz>
7502 * doc/invoke.texi (-fprofile-arcs): Document profiling support
7503 for {cd}tors and C++ {cd}tors.
7505 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
7507 * config/s390/s390.md ("*setmem_long_and")
7508 ("*setmem_long_and_31z"): Use zero_extend instead of and.
7510 2017-01-26 Martin Sebor <msebor@redhat.com>
7512 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
7515 2017-01-26 Martin Sebor <msebor@redhat.com>
7517 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
7518 HAVE_DFmode before using XFmode or DFmode.
7519 (parse_directive): Avoid using the z length modifier to avoid
7520 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
7523 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
7524 to accept adjustment as an array.
7525 (get_int_range): New function.
7526 (struct directive): Make width and prec arrays.
7527 (directive::set_width, directive::set_precision): Call get_int_range.
7528 (format_integer, format_floating): Handle width and precision ranges.
7529 (format_string, parse_directive): Same.
7531 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7534 * dwarf2out.c (generate_skeleton_bottom_up): For children with
7535 comdat_type_p set, just clone them, but keep the children in the
7539 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
7540 which have direct callers with -fvar-tracking-assignments enabled
7542 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
7543 inside of type units.
7545 2017-01-26 Martin Sebor <msebor@redhat.com>
7548 * gimple-ssa-sprintf.c (struct result_range): Add likely and
7550 (struct format_result): Replace number_chars, number_chars_min,
7551 and number_chars_max with a single member of struct result_range.
7553 (format_result::operator+=): Adjust.
7554 (struct fmtresult): Remove bounded. Handle likely and unlikely
7556 (fmtresult::adjust_for_width_or_precision): New function.
7557 (fmtresult:type_max_digits): New function.
7558 (bytes_remaining): Handle likely and unlikely counters.
7559 (min_bytes_remaining): Remove.
7560 (format_percent): Simplify.
7561 (format_integer, format_floating): Set likely and unlikely counters.
7562 (get_string_length, format_character, format_string): Same.
7563 (format_plain, should_warn_p): New function.
7564 (maybe_warn): Call should_warn_p. Update diagnostic messages
7565 and handle those for all directives, including plain strings.
7566 (format_directive): Handle likely and unlikely counters.
7567 Remove unnecessary quoting from diagnostics. Add an informational
7569 (add_bytes): Remove.
7570 (pass_sprintf_length::compute_format_length): Simplify.
7571 (try_substitute_return_value): Handle likely and unlikely counters.
7573 2017-01-26 Carl Love <cel@us.ibm.com>
7575 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
7576 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
7578 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
7581 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
7582 endianess for subregs into account.
7583 * lra-constraints.c (lra_constraints): Do risky transformations
7584 always on the first iteration.
7585 * lra-lives.c (check_pseudos_live_through_calls): Add arg
7586 last_call_used_reg_set.
7587 (process_bb_lives): Define and use last_call_used_reg_set.
7588 * lra.c (lra): Always continue after lra_constraints on the first
7591 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
7593 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
7595 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
7597 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7599 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
7600 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
7601 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
7602 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
7603 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
7604 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
7605 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
7606 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
7607 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
7609 2017-01-26 Marek Polacek <polacek@redhat.com>
7612 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
7613 for the third operand.
7615 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7618 * omp-low.c (struct omp_context): Add simt_stmt field.
7619 (scan_omp_for): Return omp_context *.
7620 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7621 context to the _simt_ SIMD stmt.
7622 (lower_omp_for): For combined SIMD with sibling _simt_
7623 SIMD, make sure to use the same decls in _looptemp_
7624 clauses as in the sibling.
7626 2017-01-26 David Sherwood <david.sherwood@arm.com>
7629 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7632 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7635 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7636 emit fld b; fld a; if possible.
7638 * brig-builtins.def: Update copyright years.
7639 * config/arm/arm_acle_builtins.def: Update copyright years.
7641 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7644 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7645 constraint instead of o for the stxsd instruction.
7647 2017-01-25 Carl Love <cel@us.ibm.com>
7649 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7650 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7652 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7654 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7656 2017-01-25 Richard Biener <rguenther@suse.de>
7658 PR tree-optimization/69264
7659 * target.def (vector_alignment_reachable): Improve documentation.
7660 * doc/tm.texi: Regenerate.
7661 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7663 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7664 earlier changes with respect to TYPE_USER_ALIGN.
7665 (vector_alignment_reachable_p): Likewise. Improve dumping.
7667 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7670 * config/arm/arm.md (xordi3): Force constant operand into a register
7673 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7675 * doc/invoke.texi (-fstore-merging): Correct default optimization
7676 levels at which it is enabled.
7677 (-O): Move -fstore-merging from list to...
7680 2017-01-25 Richard Biener <rguenther@suse.de>
7683 * omp-expand.c: Include debug.h.
7684 (expand_omp_taskreg): Make sure to generate early debug before
7685 outlining anything from a function.
7686 (expand_omp_target): Likewise.
7687 (grid_expand_target_grid_body): Likewise.
7689 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7692 * asan.c (get_translation_unit_decl): New function.
7693 (asan_add_global): Extract modules file name from globals
7694 TRANSLATION_UNIT_DECL name.
7696 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7699 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7700 for long calls with APCS frame and VFP.
7702 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7704 * cfg.c (original_copy_tables_initialized_p): New function.
7705 * cfg.h (original_copy_tables_initialized_p): New decl.
7706 * cfgrtl.c (relink_block_chain): Guard the call to
7707 free_original_copy_tables with a call to
7708 original_copy_tables_initialized_p.
7709 * cgraph.h (symtab_node::native_rtl_p): New decl.
7710 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7711 (symtab_node::needed_p): Don't assert for early assembly output
7712 for __RTL functions.
7713 (cgraph_node::finalize_function): Set "force_output" for __RTL
7715 (cgraph_node::analyze): Bail out early for __RTL functions.
7716 (analyze_functions): Update assertion to support __RTL functions.
7717 (cgraph_node::expand): Bail out early for __RTL functions.
7718 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7720 * function.h (struct function): Update comment for field
7722 * gimple-expr.c: Include "tree-pass.h".
7723 (gimple_has_body_p): Return false for __RTL functions.
7724 * Makefile.in (OBJS): Add run-rtl-passes.o.
7725 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7727 (gcc::pass_manager::get_clean_slate): New accessor.
7728 * passes.c: Include "insn-addr.h".
7729 (should_skip_pass_p): Add logging. Update logic for running
7730 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7731 property-provider override so it is only done for gimple passes.
7733 (skip_pass): New function.
7734 (execute_one_pass): Call skip_pass when skipping passes.
7735 * read-md.c (md_reader::read_char): Support filtering
7736 the input to a subset of line numbers.
7737 (md_reader::md_reader): Initialize fields
7738 m_first_line and m_last_line.
7739 (md_reader::read_file_fragment): New function.
7740 * read-md.h (md_reader::read_file_fragment): New decl.
7741 (md_reader::m_first_line): New field.
7742 (md_reader::m_last_line): New field.
7743 * read-rtl-function.c (function_reader::create_function): Only
7744 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7745 curr_properties. Set DECL_INITIAL to a dummy block.
7746 (read_rtl_function_body_from_file_range): New function.
7747 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7749 * run-rtl-passes.c: New file.
7750 * run-rtl-passes.h: New file.
7752 2017-01-24 Jeff Law <law@redhat.com>
7754 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7757 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7759 PR tree-optimization/79159
7760 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7761 (record_nonwrapping_iv): Improve boundary using above function if no
7762 value range information.
7764 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7765 Martin Jambor <mjambor@suse.cz>
7767 * brig-builtins.def: New file.
7768 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7769 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7770 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7771 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7772 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7773 * builtin-types.def (BT_INT8): New.
7774 (BT_INT16): Likewise.
7775 (BT_UINT8): Likewise.
7776 (BT_UINT16): Likewise.
7777 (BT_FN_ULONG): Likewise.
7778 (BT_FN_UINT_INT): Likewise.
7779 (BT_FN_UINT_ULONG): Likewise.
7780 (BT_FN_UINT_LONG): Likewise.
7781 (BT_FN_UINT_PTR): Likewise.
7782 (BT_FN_ULONG_PTR): Likewise.
7783 (BT_FN_INT8_FLOAT): Likewise.
7784 (BT_FN_INT16_FLOAT): Likewise.
7785 (BT_FN_UINT32_FLOAT): Likewise.
7786 (BT_FN_UINT16_FLOAT): Likewise.
7787 (BT_FN_UINT8_FLOAT): Likewise.
7788 (BT_FN_UINT64_FLOAT): Likewise.
7789 (BT_FN_UINT16_UINT32): Likewise.
7790 (BT_FN_UINT32_UINT16): Likewise.
7791 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7792 (BT_FN_INT_PTR_INT): Likewise.
7793 (BT_FN_UINT_PTR_UINT): Likewise.
7794 (BT_FN_LONG_PTR_LONG): Likewise.
7795 (BT_FN_ULONG_PTR_ULONG): Likewise.
7796 (BT_FN_VOID_UINT64_UINT64): Likewise.
7797 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7798 (BT_FN_INT8_INT8_INT8): Likewise.
7799 (BT_FN_INT16_INT16_INT16): Likewise.
7800 (BT_FN_INT_INT_INT): Likewise.
7801 (BT_FN_UINT_FLOAT_UINT): Likewise.
7802 (BT_FN_FLOAT_UINT_UINT): Likewise.
7803 (BT_FN_ULONG_UINT_UINT): Likewise.
7804 (BT_FN_ULONG_UINT_PTR): Likewise.
7805 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7806 (BT_FN_UINT_UINT_UINT): Likewise.
7807 (BT_FN_VOID_UINT_PTR): Likewise.
7808 (BT_FN_UINT_UINT_PTR: Likewise.
7809 (BT_FN_UINT32_UINT64_PTR): Likewise.
7810 (BT_FN_INT_INT_UINT_UINT): Likewise.
7811 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7812 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7813 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7814 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7815 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7816 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7817 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7818 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7819 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7820 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7821 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7822 * doc/frontends.texi: List BRIG FE.
7823 * doc/install.texi (Testing): Add BRIG tesring requirements.
7824 * doc/invoke.texi (Overall Options): Mention BRIG.
7825 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7827 2017-01-24 Richard Biener <rguenther@suse.de>
7829 PR translation/79208
7830 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7832 2017-01-24 Martin Jambor <mjambor@suse.cz>
7835 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7836 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7839 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7842 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7843 casts from signed to unsigned really don't have a range.
7845 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7847 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7848 GMP_RNDx for compatiblity.
7850 2017-01-24 Martin Liska <mliska@suse.cz>
7853 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7854 that would prevent us to call alloca with -1 as argument.
7856 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7858 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7859 Avoid -Wformat-security warning.
7861 2017-01-23 Andrew Pinski <apinski@cavium.com>
7863 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7866 2017-01-23 Martin Sebor <msebor@redhat.com>
7869 * gimple-ssa-sprintf.c (warn_level): New global.
7870 (format_integer): Use it here and throughout the rest of the file.
7871 Use the same switch to compute sign as base.
7872 (maybe_warn): New function.
7873 (format_directive): Factor out warnings into maybe_warn.
7874 Add debugging output. Use warn_level.
7875 (add_bytes): Use warn_level.
7876 (pass_sprintf_length::compute_format_length): Add debugging output.
7877 (try_substitute_return_value): Same.
7878 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7881 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7882 (struct fmtresult, format_integer, format_floating): Adjust.
7883 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7884 (get_string_length, format_string,format_directive): Same.
7885 (pass_sprintf_length::compute_format_length): Same.
7886 (try_substitute_return_value): Simplify slightly.
7889 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7890 (fmtresult::operator+=): Outlined.
7891 (struct fmtresult): Add ctors.
7892 (struct conversion_spec): Rename...
7893 (struct directive): ...to this. Add and remove data members.
7894 (directive::set_width, directive::set_precision): New functions.
7895 (format_percent): Use fmtresult ctor.
7896 (get_width_and_precision): Remove.
7897 (format_integer): Make naming changes. Avoid computing width and
7899 (format_floating): Same. Adjust indentation.
7900 (format_character, format_none): New functions.
7901 (format_string): Moved character handling to format_character.
7902 (format_directive): Remove arguments, change return type.
7903 (parse_directive): New function.
7904 (pass_sprintf_length::compute_format_length): Move directive
7905 parsing to parse_directive.
7907 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7909 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7910 (assign_assembler_name_if_needed): ... this.
7911 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7912 (assign_assembler_name_if_needed): ... this.
7913 (free_lang_data_in_cgraph): Adjust callers.
7914 * cgraphunit.c (cgraph_node::analyze): Likewise.
7915 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7918 2017-01-23 Richard Biener <rguenther@suse.de>
7920 PR tree-optimization/79088
7921 PR tree-optimization/79188
7922 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7923 resetting loop bounds after last path deletion. Reset loop
7924 bounds of the target loop, make code match the comments.
7925 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7926 Make sure loops need no fixups.
7928 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7930 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7931 exponent support with double type for first argument.
7932 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7933 type returned by __builtin_vec_extract_sig,
7934 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7935 functions from "vector int" to "vector unsigned int" or from
7936 "vector long long int" to "vector unsigned long long int".
7937 Changed type returned by __builtin_vec_extract_exp,
7938 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7939 functions from "vector int" to "vector unsigned int" or from
7940 "vector long long int" to "vector unsigned long long int".
7941 Changed return type of __builtin_vec_test_data_class,
7942 __builtin_vec_test_data_class_sp, and
7943 __builtin_vec_test_data_class_dp from "vector int" to
7944 "vector bool int" or from "vector long long int" to "vector bool
7945 long long int" and changed second argument type from "unsigned
7946 int" to "int". Added new overloaded function forms "vector float
7947 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7948 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7949 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7950 double, vector unsigned long long int)" and "vector double
7951 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7952 long int)". Changed return type of
7953 __builtin_scalar_test_data_class and
7954 __builtin_scalar_test_data_class_sp and
7955 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7956 int" and changed second argument from "unsigned int" to "int".
7957 Changed type returned by __builtin_scalar_test_neg,
7958 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7959 from "int" to "bool int". Added new overloaded function form
7960 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7961 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7962 exponent double-precision with floating point first argument.
7963 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7964 documentation of scalar_test_data_class, scalar_test_neg,
7965 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7966 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7967 vec_test_data_class built-in functions to reflect refinements in
7968 their type signatures.
7970 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7972 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7974 (aarch64_elf_asm_destructor): Likewise.
7976 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7978 PR rtl-optimization/78634
7979 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7980 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7981 * ifcvt.c (noce_try_cmove): Add missing cost check.
7983 PR rtl-optimization/71724
7984 * combine.c (if_then_else_cond): Look for situations where it is
7985 beneficial to undo the work of one of the recursive calls.
7987 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7989 PR tree-optimization/70754
7990 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7991 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7992 combined stmt before it if not NULL.
7993 (combine_chains): Process refs reversely and compute dominance point
7996 2017-01-23 Martin Liska <mliska@suse.cz>
7998 PR tree-optimization/79196
7999 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
8000 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
8002 (strlen_optimize_stmt): Call the renamed function.
8004 2017-01-23 Michael Matz <matz@suse.de>
8006 PR tree-optimization/78384
8007 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
8009 2017-01-23 Richard Biener <rguenther@suse.de>
8011 PR tree-optimization/79186
8012 * tree-vrp.c (register_new_assert_for): Make sure we've seen
8013 both incoming edges before moving an assert.
8015 2017-01-23 Martin Jambor <mjambor@suse.cz>
8017 * ipa-prop.c (load_from_param_1): Removed.
8018 (load_from_unmodified_param): Bits from load_from_param_1 put back
8020 (load_from_param): Removed.
8021 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
8022 with stmt. Reverted back to use of load_from_unmodified_param.
8024 2017-01-23 Martin Jambor <mjambor@suse.cz>
8027 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
8028 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
8029 field a pointer to garbage collected vector, mark lattices and
8030 ipcp_orig_node with GTY((skip)).
8031 (ipa_get_param_count): Adjust to descriptors being a pointer.
8032 (ipa_get_param): Likewise.
8033 (ipa_get_type): Likewise.
8034 (ipa_get_param_move_cost): Likewise.
8035 (ipa_set_param_used): Likewise.
8036 (ipa_get_controlled_uses): Likewise.
8037 (ipa_set_controlled_uses): Likewise.
8038 (ipa_is_param_used): Likewise.
8039 (ipa_node_params_t): Move into garbage collector. New methods insert
8041 (ipa_node_params_sum): Annotate wth GTY(()).
8042 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
8044 (ipa_load_from_parm_agg): Adjust declaration.
8045 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
8046 * ipa-profile.c (ipa_profile): Likewise.
8047 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
8048 (ipa_populate_param_decls): Make descriptors parameter garbage
8050 (ipa_dump_param): Adjust to descriptors being a pointer.
8051 (ipa_alloc_node_params): Likewise.
8052 (ipa_initialize_node_params): Likewise.
8053 (load_from_param_1): Make descriptors parameter garbage collected.
8054 (load_from_unmodified_param): Likewise.
8055 (load_from_param): Likewise.
8056 (ipa_load_from_parm_agg): Likewise.
8057 (ipa_node_params::~ipa_node_params): Removed.
8058 (ipa_free_all_node_params): Remove call to delete operator.
8059 (ipa_node_params_t::insert): New.
8060 (ipa_node_params_t::remove): Likewise.
8061 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
8062 copy known_csts and known_contexts vectors.
8063 (ipa_read_node_info): Adjust to descriptors being a pointer.
8064 (ipcp_modif_dom_walker): Make m_descriptors field garbage
8066 (ipcp_transform_function): Make descriptors variable garbage
8069 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
8071 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
8072 * config/i386/avx512dqintrin.h: Ditto.
8073 * config/i386/avx512fintrin.h: Ditto.
8074 * gcc/config/i386/i386.c: Handle new builtins.
8075 * config/i386/i386-builtin.def: Add new builtins.
8076 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
8077 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
8079 2017-01-23 Jakub Jelinek <jakub@redhat.com>
8080 Martin Liska <mliska@suse.cz>
8082 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
8083 * asan.c (asan_expand_poison_ifn): Support stores and use
8084 appropriate ASAN report function.
8085 * internal-fn.c (expand_ASAN_POISON_USE): New function.
8086 * internal-fn.def (ASAN_POISON_USE): Declare.
8087 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
8088 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
8089 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
8090 ASAN_POISON calls w/o LHS.
8091 * tree-ssa.c (execute_update_addresses_taken): Create clobber
8092 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
8093 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
8094 * gimplify.c (asan_poison_variables): Add attribute
8095 use_after_scope_memory to variables that really needs to live
8097 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
8098 having the attribute.
8100 2017-01-23 Martin Liska <mliska@suse.cz>
8102 * asan.c (create_asan_shadow_var): New function.
8103 (asan_expand_poison_ifn): Likewise.
8104 * asan.h (asan_expand_poison_ifn): New declaration.
8105 * internal-fn.c (expand_ASAN_POISON): Likewise.
8106 * internal-fn.def (ASAN_POISON): New builtin.
8107 * sanopt.c (pass_sanopt::execute): Expand
8108 asan_expand_poison_ifn.
8109 * tree-inline.c (copy_decl_for_dup_finish): Make function
8111 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
8112 * tree-ssa.c (is_asan_mark_p): New function.
8113 (execute_update_addresses_taken): Rewrite local variables
8114 (identified just by use-after-scope as addressable) into SSA.
8116 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8118 * doc/install.texi (Specific): opensource.apple.com uses https
8119 now. Remove trailing slash.
8121 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8123 * README.Portability: Remove note on an Irix compatibility issue.
8125 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
8127 * gcov.c (INCLUDE_ALGORITHM): Define.
8128 (INCLUDE_VECTOR): Define.
8129 No longer include <vector> and <algorithm> directly.
8131 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
8133 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
8135 * doc/invoke.texi (Code Gen Options): Ditto.
8137 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
8140 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
8142 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
8144 rtl-optimization/79125
8145 * cprop.c (local_cprop_pass): Handle cases where we make an
8148 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
8152 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
8153 read from, for big endian.
8155 2017-01-20 Jiong Wang <jiong.wang@arm.com>
8157 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
8158 register pauth builtins for LP64 only.
8160 2017-01-20 Marek Polacek <polacek@redhat.com>
8163 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
8166 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8168 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
8170 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
8171 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
8172 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
8174 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8177 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
8178 in big-endian mode when they are not a single duplicated value.
8180 2017-01-20 Richard Biener <rguenther@suse.de>
8182 * BASE-VER: Bump to 7.0.1.
8184 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8186 * omp-low.c (omplow_simd_context): New struct. Use it...
8187 (lower_rec_simd_input_clauses): ...here and...
8188 (lower_rec_input_clauses): ...here to hold common data. Adjust all
8189 references to idx, lane, max_vf, is_simt.
8191 2017-01-20 Graham Markall <graham.markall@embecosm.com>
8193 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
8196 2017-01-20 Martin Jambor <mjambor@suse.cz>
8198 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
8199 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
8201 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
8202 (GTFILES): Rename hsa.c to hsa-common.c.
8203 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
8204 * hsa-dump.c: Likewise.
8205 * hsa-gen.c: Likewise.
8206 * hsa-regalloc.c: Likewise.
8207 * ipa-hsa.c: Likewise.
8208 * omp-expand.c: Likewise.
8209 * omp-low.c: Likewise.
8210 * toplev.c: Likewise.
8212 2017-01-20 Marek Polacek <polacek@redhat.com>
8215 * doc/invoke.texi: Document -Wduplicated-branches.
8216 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
8217 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
8218 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
8219 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
8220 return 0 only when not OEP_LEXICOGRAPHIC.
8221 (fold_build_cleanup_point_expr): Use the expression
8222 location when building CLEANUP_POINT_EXPR.
8223 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
8224 * tree.c (add_expr): Handle error_mark_node.
8226 2017-01-20 Martin Liska <mliska@suse.cz>
8229 * tree-profile.c (init_ic_make_global_vars): Do not call
8231 (gimple_init_gcov_profiler): Likewise.
8233 2017-01-20 Martin Liska <mliska@suse.cz>
8236 * cgraph.h (maybe_create_reference): Remove argument and
8238 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
8240 * ipa-cp.c (create_specialized_node): Likewise.
8241 * symtab.c (symtab_node::maybe_create_reference): Handle
8242 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
8244 2017-01-20 Martin Liska <mliska@suse.cz>
8246 * read-rtl-function.c (function_reader::create_function): Use
8247 build_decl instread of build_decl_stat.
8249 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
8251 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
8252 * config/i386/avx512dqintrin.h: Ditto.
8253 * config/i386/avx512fintrin.h: Ditto.
8254 * config/i386/i386-builtin-types.def: Add new types.
8255 * gcc/config/i386/i386.c: Handle new types.
8256 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
8257 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
8258 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
8259 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
8260 (__builtin_ia32_kshiftridi): New.
8261 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
8263 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
8267 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
8268 define to rs6000_init_stack_protect_guard.
8269 (rs6000_init_stack_protect_guard): New function.
8271 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8272 Yunqiang Su <yunqiang.su@imgtec.com>
8274 * config.gcc (supported_defaults): Add madd4.
8275 (with_madd4): Add validation.
8276 (all_defaults): Add madd4.
8277 * config/mips/mips.opt (mmadd4): New option.
8278 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8280 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8282 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
8283 (ISA_HAS_FUSED_MADD4): Likewise.
8284 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
8285 * gcc/doc/install.texi (--with-madd4): Document the new option.
8287 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8289 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
8290 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
8291 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
8292 (aarch64_init_pauth_hint_builtins): New.
8293 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
8294 (aarch64_expand_builtin): Expand new builtins.
8296 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8298 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
8299 * combine-stack-adj.c (no_unhandled_cfa): Handle
8300 REG_CFA_TOGGLE_RA_MANGLE.
8301 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
8302 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
8303 info for return address signing.
8304 (aarch64_expand_epilogue): Likewise.
8306 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8308 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
8309 * config/aarch64/aarch64-protos.h
8310 (aarch64_return_address_signing_enabled): New declaration.
8311 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
8313 (aarch64_expand_prologue): Sign return address before it's pushed onto
8315 (aarch64_expand_epilogue): Authenticate return address fetched from
8317 (aarch64_override_options): Sanity check for ILP32 and ISA level.
8318 (aarch64_attributes): New function attributes for "sign-return-address".
8319 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
8320 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
8321 ("*do_return"): Generate combined instructions according to key index.
8322 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
8323 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
8325 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
8326 * config/aarch64/aarch64.opt (msign-return-address=): New.
8327 * doc/extend.texi (AArch64 Function Attributes): Documents
8328 "sign-return-address=".
8329 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
8331 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8333 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
8334 overall option summary.
8336 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8338 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
8339 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
8340 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
8341 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
8343 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
8345 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
8346 -mpower9-minmax by default for -mcpu=power9.
8347 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
8348 128-bit floating point.
8350 2017-01-20 Alan Modra <amodra@gmail.com>
8352 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
8353 optimizing for size.
8355 2017-01-20 Alan Modra <amodra@gmail.com>
8358 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
8359 for strcmp and strncmp from corresponding builtin decl.
8361 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8363 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
8364 instead of i386/rtems-64.h.
8365 * config/i386/rtems-64.h: Remove.
8367 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8371 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
8373 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
8375 2017-01-19 Tamar Christina <tamar.christina@arm.com>
8377 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
8378 Change int to HOST_WIDE_INT.
8379 * config/aarch64/aarch64-protos.h
8380 (aarch64_simd_gen_const_vector_dup): Likewise.
8381 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
8383 2017-01-19 David Malcolm <dmalcolm@redhat.com>
8385 * langhooks-def.h (lhd_type_for_size): New decl.
8386 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
8387 * langhooks.c (lhd_type_for_size): New function, taken from
8390 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
8392 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
8393 define_bypass for CR latency.
8394 (power9-cracked-alu): Update bypass latency and remove power9-branch.
8395 (power9-alu2): Add define_bypass for CR latency.
8397 (power9-mul): Update insn latency.
8398 (power9-mul-compare): Update insn latency, bypass latency and remove
8401 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8403 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
8405 * config/aarch64/aarch64.md
8406 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
8407 aarch64_nopcrelative_literal_loads.
8408 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
8410 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
8412 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
8414 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
8416 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
8419 * config.gcc (supported_defaults): Add lxc1-sxc1.
8420 (with_lxc1_sxc1): Add validation.
8421 (all_defaults): Add lxc1-sxc1.
8422 * config/mips/mips.opt (mlxc1-sxc1): New option.
8423 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8425 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8426 __mips_no_lxc1_sxc1.
8427 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
8428 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
8429 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
8431 2017-01-19 Richard Biener <rguenther@suse.de>
8433 PR tree-optimization/72488
8434 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
8435 sure to restore SSA info.
8436 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
8438 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
8440 PR rtl-optimization/79121
8441 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
8442 of the inner type when shifting an extended value.
8444 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8447 * symtab.c (symtab_node::equal_address_to): Fix comparing of
8448 interposable aliases.
8450 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
8453 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
8454 Use the evmergelohi instruction.
8455 (mov_si<mode>_e500_subreg4_2_le): Likewise.
8456 (mov_sitf_e500_subreg8_2_be): Likewise.
8457 (mov_sitf_e500_subreg12_2_le): Likewise.
8458 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
8459 (mov_si<mode>_e500_subreg4_2_be): Likewise.
8460 (mov_sitf_e500_subreg8_2_le): Likewise.
8461 (mov_sitf_e500_subreg12_2_be): Likewise.
8463 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8465 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
8466 attribute from vecsimple to vecperm.
8467 (altivec_vbpermq2): Likewise.
8469 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8472 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
8474 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8475 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
8476 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
8477 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
8478 case where N arg is SIZE_MAX.
8479 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
8480 (cmpstrsi): Add pattern.
8482 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8484 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8485 __builtin_vec_revb builtins.
8486 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
8487 built-in functions to support generation of the ISA 3.0 XXBR<x>
8488 vector byte reverse instructions.
8489 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
8490 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
8491 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
8492 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
8493 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
8494 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
8495 (P9V_BUILTIN_VEC_REVB): Likewise.
8496 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
8497 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
8498 (p9_xxbrq_v16qi): Likewise.
8499 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
8500 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
8501 (p9_xxbrh_v8hi): Likewise.
8502 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
8503 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
8504 vec_revb built-in functions.
8506 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
8508 PR rtl-optimization/78952
8509 * config/i386/i386.md (any_extract): New code iterator.
8510 (*insvqi_2): Use any_extract for source operand.
8511 (*insvqi_3): Use any_shiftrt for source operand.
8513 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
8515 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
8517 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
8519 2017-01-18 Matthias Klose <doko@ubuntu.com>
8521 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
8523 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8525 * config/rs6000/altivec.h (vec_bperm): Change #define.
8526 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
8527 (altivec_vbpermq2): New define_insn.
8528 (altivec_vbpermd): Likewise.
8529 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
8531 (VBPERMD): Likewise.
8532 (VBPERM): New polymorphic function interface.
8533 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
8534 Add entries for P9V_BUILTIN_VEC_VBPERM.
8535 * doc/extend.texi: Add interfaces for vec_bperm.
8537 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8539 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
8540 first letter of error messages.
8541 (s390_resolve_overloaded_builtin): Likewise.
8542 * config/s390/s390.c (s390_expand_builtin): Likewise.
8543 (s390_invalid_arg_for_unprototyped_fn): Likewise.
8544 (s390_valid_target_attribute_inner_p): Likewise.
8545 * config/s390/s390.md ("tabort"): Likewise.
8547 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
8549 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
8550 (ISA_AVOID_DIV_HILO): New macro.
8551 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
8552 (ISA_HAS_DDIV): Likewise.
8554 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8556 * doc/invoke.texi (fabi-version): Correct number of occurrences.
8558 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8560 * doc/invoke.texi (fabi-version): Spelling fix.
8562 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8565 * doc/invoke.texi (fabi-version): Mention mangling fix for
8568 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8571 * doc/invoke.texi (fabi-version): Document discriminator mangling.
8573 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
8576 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
8577 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
8579 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
8581 (stack_protect_test): Ditto.
8582 * config/rs6000/rs6000.opt (mstack-protector-guard=,
8583 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
8585 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
8586 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
8587 -mstack-protector-guard-offset=.
8588 (RS/6000 and PowerPC Options): Ditto.
8590 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8592 * config/i386/i386.h (MASK_CLASS_P): New define.
8593 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
8594 there are no registers from different register sets also when
8595 mask registers are used. Update function comment.
8596 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
8597 to (*k/*r) and (*k/*km) alternatives.
8599 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
8601 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
8602 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
8603 (EH_RETURN_HANDLER_RTX): New define.
8604 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
8605 Force frame pointer in EH return functions.
8606 (aarch64_expand_epilogue): Add barrier for eh_return.
8607 (aarch64_final_eh_return_addr): Remove.
8608 (aarch64_eh_return_handler_rtx): New function.
8609 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
8611 (aarch64_eh_return_handler_rtx): New prototype.
8613 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8615 * config/rs6000/altivec.h (vec_rlmi): New #define.
8616 (vec_vrlnm): Likewise.
8617 (vec_rlnm): Likewise.
8618 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
8619 (UNSPEC_VRLNM): Likewise.
8620 (VIlong): New mode iterator.
8621 (altivec_vrl<VI_char>mi): New define_insn.
8622 (altivec_vrl<VI_char>nm): Likewise.
8623 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8626 (RLNM): New polymorphic function entry.
8627 (VRLWMI): New monomorphic function entry.
8629 (RLMI): New polymorphic function entry.
8630 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8631 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8632 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8635 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8638 * dwarf2out.c (field_byte_offset): Restore the
8639 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8640 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8641 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8644 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8647 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8649 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8652 * dwarf2out.c (add_data_member_location_attribute): For constant
8653 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8654 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8655 DW_AT_byte_size attributes.
8657 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8659 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8660 after forcing to constant memory when the code model is medium.
8662 2017-01-17 Julia Koval <julia.koval@intel.com>
8665 * config/i386/avx512fintrin.h
8666 (_mm512_i32gather_ps): Change __addr type to void const*.
8667 (_mm512_mask_i32gather_ps): Ditto.
8668 (_mm512_i32gather_pd): Ditto.
8669 (_mm512_mask_i32gather_pd): Ditto.
8670 (_mm512_i64gather_ps): Ditto.
8671 (_mm512_mask_i64gather_ps): Ditto.
8672 (_mm512_i64gather_pd): Ditto.
8673 (_mm512_mask_i64gather_pd): Ditto.
8674 (_mm512_i32gather_epi32): Ditto.
8675 (_mm512_mask_i32gather_epi32): Ditto.
8676 (_mm512_i32gather_epi64): Ditto.
8677 (_mm512_mask_i32gather_epi64): Ditto.
8678 (_mm512_i64gather_epi32): Ditto.
8679 (_mm512_mask_i64gather_epi32): Ditto.
8680 (_mm512_i64gather_epi64): Ditto.
8681 (_mm512_mask_i64gather_epi64): Ditto.
8682 (_mm512_i32scatter_ps): Change __addr type to void*.
8683 (_mm512_mask_i32scatter_ps): Ditto.
8684 (_mm512_i32scatter_pd): Ditto.
8685 (_mm512_mask_i32scatter_pd): Ditto.
8686 (_mm512_i64scatter_ps): Ditto.
8687 (_mm512_mask_i64scatter_ps): Ditto.
8688 (_mm512_i64scatter_pd): Ditto.
8689 (_mm512_mask_i64scatter_pd): Ditto.
8690 (_mm512_i32scatter_epi32): Ditto.
8691 (_mm512_mask_i32scatter_epi32): Ditto.
8692 (_mm512_i32scatter_epi64): Ditto.
8693 (_mm512_mask_i32scatter_epi64): Ditto.
8694 (_mm512_i64scatter_epi32): Ditto.
8695 (_mm512_mask_i64scatter_epi32): Ditto.
8696 (_mm512_i64scatter_epi64): Ditto.
8697 (_mm512_mask_i64scatter_epi64): Ditto.
8698 * config/i386/avx512pfintrin.h
8699 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8700 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8701 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8702 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8703 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8704 (_mm512_prefetch_i32scatter_ps): Ditto.
8705 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8706 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8707 (_mm512_prefetch_i64scatter_pd): Ditto.
8708 (_mm512_prefetch_i64scatter_ps): Ditto.
8709 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8710 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8711 * config/i386/avx512vlintrin.h
8712 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8713 (_mm_mmask_i32gather_ps): Ditto.
8714 (_mm256_mmask_i32gather_pd): Ditto.
8715 (_mm_mmask_i32gather_pd): Ditto.
8716 (_mm256_mmask_i64gather_ps): Ditto.
8717 (_mm_mmask_i64gather_ps): Ditto.
8718 (_mm256_mmask_i64gather_pd): Ditto.
8719 (_mm_mmask_i64gather_pd): Ditto.
8720 (_mm256_mmask_i32gather_epi32): Ditto.
8721 (_mm_mmask_i32gather_epi32): Ditto.
8722 (_mm256_mmask_i32gather_epi64): Ditto.
8723 (_mm_mmask_i32gather_epi64): Ditto.
8724 (_mm256_mmask_i64gather_epi32): Ditto.
8725 (_mm_mmask_i64gather_epi32): Ditto.
8726 (_mm256_mmask_i64gather_epi64): Ditto.
8727 (_mm_mmask_i64gather_epi64): Ditto.
8728 (_mm256_i32scatter_ps): Change __addr type to void*.
8729 (_mm256_mask_i32scatter_ps): Ditto.
8730 (_mm_i32scatter_ps): Ditto.
8731 (_mm_mask_i32scatter_ps): Ditto.
8732 (_mm256_i32scatter_pd): Ditto.
8733 (_mm256_mask_i32scatter_pd): Ditto.
8734 (_mm_i32scatter_pd): Ditto.
8735 (_mm_mask_i32scatter_pd): Ditto.
8736 (_mm256_i64scatter_ps): Ditto.
8737 (_mm256_mask_i64scatter_ps): Ditto.
8738 (_mm_i64scatter_ps): Ditto.
8739 (_mm_mask_i64scatter_ps): Ditto.
8740 (_mm256_i64scatter_pd): Ditto.
8741 (_mm256_mask_i64scatter_pd): Ditto.
8742 (_mm_i64scatter_pd): Ditto.
8743 (_mm_mask_i64scatter_pd): Ditto.
8744 (_mm256_i32scatter_epi32): Ditto.
8745 (_mm256_mask_i32scatter_epi32): Ditto.
8746 (_mm_i32scatter_epi32): Ditto.
8747 (_mm_mask_i32scatter_epi32): Ditto.
8748 (_mm256_i32scatter_epi64): Ditto.
8749 (_mm256_mask_i32scatter_epi64): Ditto.
8750 (_mm_i32scatter_epi64): Ditto.
8751 (_mm_mask_i32scatter_epi64): Ditto.
8752 (_mm256_i64scatter_epi32): Ditto.
8753 (_mm256_mask_i64scatter_epi32): Ditto.
8754 (_mm_i64scatter_epi32): Ditto.
8755 (_mm_mask_i64scatter_epi32): Ditto.
8756 (_mm256_i64scatter_epi64): Ditto.
8757 (_mm256_mask_i64scatter_epi64): Ditto.
8758 (_mm_i64scatter_epi64): Ditto.
8759 (_mm_mask_i64scatter_epi64): Ditto.
8760 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8761 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8762 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8763 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8764 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8765 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8766 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8767 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8768 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8769 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8770 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8771 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8772 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8773 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8774 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8775 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8776 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8777 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8778 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8779 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8780 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8781 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8782 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8783 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8784 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8785 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8786 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8787 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8788 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8789 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8790 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8791 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8792 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8793 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8794 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8795 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8796 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8797 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8798 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8799 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8800 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8801 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8802 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8803 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8804 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8805 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8806 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8807 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8808 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8809 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8810 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8811 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8812 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8813 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8814 definitions accordingly.
8816 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8817 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8820 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8823 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8826 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8827 hard regs for inner regno.
8829 2017-01-17 Martin Liska <mliska@suse.cz>
8832 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8833 assumption and add comment.
8835 2017-01-17 Nathan Sidwell <nathan@acm.org>
8837 * ipa-visibility.c (localize_node): New function, broken out of ...
8838 (function_and_variable_visibility): ... here. Call it.
8840 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8843 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8844 correctly set frequency of oudgoing edge.
8845 (duplicate_thread_path): Fix profile updating.
8847 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8850 * configure.ac: Add GCC_BASE_VER.
8851 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8852 version from BASE-VER file.
8853 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8854 (gcc.o): Depend on $(BASEVER).
8855 * common.opt (dumpfullversion): New option.
8856 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8857 * doc/invoke.texi: Document -dumpfullversion.
8858 * doc/install.texi: Document --with-gcc-major-version-only.
8859 * configure: Regenerated.
8861 2017-01-17 Richard Biener <rguenther@suse.de>
8863 PR tree-optimization/71433
8864 * tree-vrp.c (register_new_assert_for): Merge same asserts
8865 on all incoming edges.
8866 (process_assert_insertions_for): Handle insertions at the
8869 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8871 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8872 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8874 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8877 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8880 2017-01-17 Alan Modra <amodra@gmail.com>
8883 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8884 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8885 symbolic stack limit when pic.
8887 2017-01-16 Martin Sebor <msebor@redhat.com>
8889 PR tree-optimization/78608
8890 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8892 2017-01-16 Jeff Law <law@redhat.com>
8895 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8896 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8897 for several include directories that may be relative to sysroot.
8898 * config/i386/x-mingw32 (gplus_includedir): Define.
8899 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8900 (native_system_includedir): Likewise.
8901 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8902 override if TARGET_SYSTEM_ROOT is defined.
8903 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8905 PR tree-optimization/79090
8906 PR tree-optimization/33562
8907 PR tree-optimization/61912
8908 PR tree-optimization/77485
8909 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8910 and computed trims into the dump file.
8912 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8914 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8916 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8919 * gimplify.c (gimplify_init_constructor): If want_value and
8920 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8924 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8925 sequence. Formatting fixes.
8926 (doloop_optimize): Formatting fixes.
8929 * gcc.c (debug_level_greater_than_spec_func): New function.
8930 (static_spec_functions): Add debug-level-gt spec function.
8931 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8933 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8934 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8935 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8936 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8937 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8938 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8940 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8942 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8943 QImode fixups to general and mask registers only.
8945 2017-01-16 Carl Love <cel@us.ibm.com>
8947 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8948 for built-in functions
8949 vector signed char vec_nabs (vector signed char)
8950 vector signed short vec_nabs (vector signed short)
8951 vector signed int vec_nabs (vector signed int)
8952 vector signed long long vec_nabs (vector signed long long)
8953 vector float vec_nabs (vector float)
8954 vector double vec_nabs (vector double)
8955 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8957 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8958 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8959 * doc/extend.texi: Update the documentation file for the new built-in
8962 2017-01-16 Martin Sebor <msebor@redhat.com>
8964 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8967 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8969 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8970 UNSPEC_VSX__XXSPLTD to require special splat handling.
8972 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8975 * system.h: Poison strndup.
8977 2017-01-16 Alan Modra <amodra@gmail.com>
8980 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8983 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8985 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8987 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8989 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8990 call recog here. Assert that INSN_CODE (insn) is non-negative.
8992 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8995 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8997 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8998 in the currently scheduled RTL fragment.
9000 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
9002 PR rtl-optimization/78751
9003 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
9006 2017-01-14 Jeff Law <law@redhat.com>
9008 PR tree-optimization/79090
9009 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
9010 variable length stores.
9011 (compute_trims): Delete dead assignment to *trim_tail.
9012 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
9015 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
9017 PR rtl-optimization/78626
9018 PR rtl-optimization/78727
9019 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
9020 of a block, and split such blocks after everything else is finished.
9022 2017-01-14 Alan Modra <amodra@gmail.com>
9025 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
9026 target legitimate_combined_insn.
9027 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
9028 (rs6000_legitimate_combined_insn): New function.
9029 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
9031 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
9032 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
9033 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
9035 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
9037 * doc/frontends.texi (G++ and GCC): Remove references to Java.
9039 2017-01-13 Jeff Law <law@redhat.com>
9041 PR tree-optimization/33562
9042 PR tree-optimization/61912
9043 PR tree-optimization/77485
9044 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
9046 (delete_dead_assignment): Likewise.
9047 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
9048 statement to delete_dead_call and delete_dead_assignment.
9050 2017-01-13 David Malcolm <dmalcolm@redhat.com>
9053 * substring-locations.c (format_warning_va): Strengthen case 1 so
9054 that both endpoints of the substring must be within the format
9055 range for just the substring to be printed.
9057 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
9059 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
9060 * config/i386/i386.c (ix86_target_string): Add missing options
9061 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
9062 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
9063 flags_other and ix86_target_other to flags2_other. Display unknown
9065 (ix86_valid_target_attribute_inner_p): Add missing options and
9066 reorder options by implied ISAs, as in ix86_target_string.
9068 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9070 * hash-table.h (hash_table::too_empty_p): New function.
9071 (hash_table::expand): Use it.
9072 (hash_table::traverse): Likewise.
9073 (hash_table::empty_slot): Use sizeof (value_type) instead of
9074 sizeof (PTR) to convert bytes to elements. Shrink the table
9075 if the current size is excessive for the current number of
9078 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9080 * ira-costs.c (record_reg_classes): Break from the inner loop
9081 early once alt_fail is known to be true. Update outer loop
9082 handling accordingly.
9084 2017-01-13 Jeff Law <law@redhat.com>
9086 * tree-ssa-dse.c (decrement_count): New function.
9087 (increment_start_addr, maybe_trim_memstar_call): Likewise.
9088 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
9089 when we know the partially dead statement is a mem* function.
9091 PR tree-optimization/61912
9092 PR tree-optimization/77485
9093 * tree-ssa-dse.c: Include expr.h.
9094 (maybe_trim_constructor_store): New function.
9095 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
9097 PR tree-optimization/33562
9098 PR tree-optimization/61912
9099 PR tree-optimization/77485
9100 * doc/invoke.texi: Document new dse-max-object-size param.
9101 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
9102 * tree-ssa-dse.c: Include params.h.
9103 (dse_store_status): New enum.
9104 (initialize_ao_ref_for_dse): New, partially extracted from
9106 (valid_ao_ref_for_dse, normalize_ref): New.
9107 (setup_live_bytes_from_ref, compute_trims): Likewise.
9108 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
9109 (maybe_trim_partially_dead_store): Likewise.
9110 (maybe_trim_complex_store): Likewise.
9111 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
9112 Track what bytes live from the original store. Return tri-state
9113 for dead, partially dead or live.
9114 (dse_dom_walker): Add constructor, destructor and new private members.
9115 (delete_dead_call, delete_dead_assignment): New extracted from
9117 (dse_optimize_stmt): Make a member of dse_dom_walker.
9118 Use initialize_ao_ref_for_dse.
9120 PR tree-optimization/33562
9121 PR tree-optimization/61912
9122 PR tree-optimization/77485
9123 * sbitmap.h (bitmap_count_bits): Prototype.
9124 (bitmap_clear_range, bitmap_set_range): Likewise.
9125 * sbitmap.c (bitmap_clear_range): New function.
9126 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
9128 2017-01-13 Martin Liska <mliska@suse.cz>
9131 * function.c (set_cfun): Add new argument force.
9132 * function.h (set_cfun): Likewise.
9133 * ipa-inline-transform.c (inline_call): Use the function when
9134 strict alising from is dropped for function we inline to.
9136 2017-01-13 Richard Biener <rguenther@suse.de>
9138 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
9139 for dumping GIMPLE INTEGER_CSTs.
9141 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9143 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
9144 to 201112L since C++17.
9146 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
9149 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
9150 if -fsanitize=kernel-address is present.
9152 2017-01-13 Richard Biener <rguenther@suse.de>
9154 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
9155 as _Literal ( type ) number in case usual suffixes do not
9156 preserve all information.
9158 2017-01-13 Richard Biener <rguenther@suse.de>
9160 PR tree-optimization/77283
9161 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
9162 and ssa-iterators.h.
9163 (is_feasible_trace): Implement a cost model based on joiner
9166 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9169 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
9170 char or short to __float128/_Float128 directly.
9172 2017-01-12 Martin Sebor <msebor@redhat.com>
9174 to -Wformat-overflow.
9175 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
9176 (min_bytes_remaining): Same.
9177 (get_string_length): Same.
9178 (format_string): Same.
9179 (format_directive): Same.
9181 (pass_sprintf_length::handle_gimple_call): Same.
9183 2017-01-12 Jakub Jelinek <jakub@redhat.com>
9185 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
9186 info.nowrite calls with no lhs that can't throw. Return bool
9187 whether gsi_remove has been called or not.
9188 (pass_sprintf_length::handle_gimple_call): Return bool whether
9189 try_substitute_return_value called gsi_remove. Formatting fix.
9190 (pass_sprintf_length::execute): Don't use gsi_remove if
9191 handle_gimple_call returned true.
9194 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
9195 be removed due to side-effects, don't remove following barrier nor
9196 turn the successor edge into fallthru edge.
9198 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9201 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
9202 element-reversing loads and stores as not swappable.
9204 2017-01-12 Nathan Sidwell <nathan@acm.org>
9205 Nicolai Stange <nicstange@gmail.com>
9207 * combine.c (try_combine): Don't ignore result of overlap checking
9208 loop. Combine overlap & asm check into single loop.
9210 2017-01-12 Richard Biener <rguenther@suse.de>
9212 * tree-pretty-print.c (dump_generic_node): Provide -gimple
9213 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
9215 2017-01-12 Richard Biener <rguenther@suse.de>
9217 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
9218 and TS_TARGET_OPTION directly derive from TS_BASE.
9219 * tree-core.h (tree_optimization_option): Derive from tree_base.
9220 (tree_target_option): Likewise.
9222 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
9224 * config/i386/i386.c (memory_address_length): Increase len
9225 only when rip_relative_addr_p returns false.
9227 2017-01-11 Julia Koval <julia.koval@intel.com>
9229 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
9230 (OPTION_MASK_ISA_SGX_SET): New.
9231 (ix86_handle_option): Handle OPT_msgx.
9232 * config.gcc: Added sgxintrin.h.
9233 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
9234 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
9235 * config/i386/i386.c (ix86_target_string): Add -msgx.
9237 (ix86_option_override_internal): Handle new options.
9238 (ix86_valid_target_attribute_inner_p): Add sgx.
9239 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
9240 * config/i386/i386.opt: Add msgx.
9241 * config/i386/sgxintrin.h: New file.
9242 * config/i386/x86intrin.h: Add sgxintrin.h.
9244 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9247 * fold-const.c (maybe_nonzero_address): Return 1 for function
9249 (tree_single_nonzero_warnv_p): Don't handle function local objects
9253 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
9256 2017-01-11 David Malcolm <dmalcolm@redhat.com>
9259 * opts.c: Include "spellcheck.h"
9260 (struct string_fragment): New struct.
9261 (struct edit_distance_traits<const string_fragment &>): New
9263 (get_closest_sanitizer_option): New function.
9264 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
9266 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9268 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
9270 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
9271 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
9272 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
9273 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
9274 for initial die_offset if dwarf_split_debug_info.
9275 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
9276 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
9278 (output_skeleton_debug_sections): Formatting fix. Use
9279 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
9280 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
9282 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
9284 * config/arm/cortex-a53.md: Add bypasses for
9286 (cortex_a53_r2f): Only use for transfers.
9287 (cortex_a53_f2r): Likewise.
9288 (cortex_a53_r2f_cvt): Add reservation for conversions.
9289 (cortex_a53_f2r_cvt): Likewise.
9291 2017-01-11 Tamar Christina <tamar.christina@arm.com>
9293 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
9294 to all inlined functions, change static to extern.
9296 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
9299 * config/arm/arm.c (legitimize_pic_address): Handle reference to
9301 (arm_assemble_integer): Likewise.
9303 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
9305 * config.gcc: Use new awk script to check CPU, FPU and architecture
9306 parameters for --with-... options.
9307 * config/arm/parsecpu.awk: New file
9308 * config/arm/arm-cpus.in: New file.
9309 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
9311 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
9313 * config/arm/t-arm: Update dependency rules.
9314 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
9315 of processing .def files.
9316 * config/arm/genopt.sh: Deleted.
9317 * config/arm/gentune.sh: Deleted.
9318 * config/arm/arm-cores.def: Deleted.
9319 * config/arm/arm-arches.def: Deleted.
9320 * config/arm/arm-fpus.def: Deleted.
9321 * config/arm/arm-tune.md: Regenerated.
9322 * config/arm/arm-tables.opt: Regenerated.
9323 * config/arm/arm-cpu.h: New generated file.
9324 * config/arm/arm-cpu-data.h: New generated file.
9325 * config/arm/arm-cpu-cdata.h: New generated file.
9327 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
9330 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
9332 (input_varpool_node): Unpack dynamically_initialized bit.
9334 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
9336 PR rtl-optimization/79032
9337 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
9338 the alignment of the adjusted memory reference against that of MODE,
9339 instead of the alignment of the original memory reference.
9341 2017-01-11 Martin Jambor <mjambor@suse.cz>
9343 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
9345 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
9346 decorated functions.
9348 2017-01-11 Richard Biener <rguenther@suse.de>
9350 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
9351 set range/nonnull info for PHI results. Do not set it on
9352 stmts marked for removal.
9354 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
9356 * expr.c (store_field): In the bitfield case, fetch the return value
9357 from the registers before applying a single big-endian adjustment.
9358 Always do a final load for a BLKmode value not larger than a word.
9360 2017-01-10 David Malcolm <dmalcolm@redhat.com>
9363 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9364 that we correctly handle column numbers greater than
9365 LINE_MAP_MAX_COLUMN_NUMBER.
9367 2017-01-10 Martin Sebor <msebor@redhat.com>
9370 * gimple-ssa-sprintf.c (get_destination_size): Call
9371 {init,fini}object_sizes.
9372 * tree-object-size.c (addr_object_size): Adjust.
9373 (pass_through_call): Adjust.
9374 (pass_object_sizes::execute): Adjust.
9375 * tree-object-size.h (fini_object_sizes): Declare.
9377 2017-01-10 Martin Sebor <msebor@redhat.com>
9379 PR tree-optimization/78775
9380 * builtins.c (get_size_range): Move...
9381 * calls.c: ...to here.
9382 (alloc_max_size): Accept zero argument.
9383 (operand_signed_p): Remove.
9384 (maybe_warn_alloc_args_overflow): Call get_size_range.
9385 * calls.h (get_size_range): Declare.
9387 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
9389 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
9390 from TI's devices.csv file as of September 2016.
9391 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
9393 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
9395 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
9396 * doc/invoke.texi: Likewise.
9397 * doc/md.texi: Likewise.
9398 * doc/objc.texi: Likewise.
9400 2017-01-10 Joshua Conner <joshconner@google.com>
9402 * config/arm/fuchsia-elf.h: New file.
9403 * config/fuchsia.h: New file.
9404 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
9405 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
9407 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
9409 2016-01-10 Richard Biener <rguenther@suse.de>
9411 PR tree-optimization/79034
9412 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
9413 Propagate out degenerate PHIs in the joiner.
9415 2017-01-10 Martin Liska <mliska@suse.cz>
9417 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
9418 (sort_congruence_classes_by_decl_uid): Likewise.
9419 (sort_congruence_class_groups_by_decl_uid): Likewise.
9420 (sem_item_optimizer::merge_classes): Sort class, groups in these
9421 classes and members in the groups by DECL_UID of declarations.
9422 This would make merge operations stable.
9424 2017-01-10 Martin Liska <mliska@suse.cz>
9426 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
9427 usage of m_classes_vec.
9428 (sem_item_optimizer::~sem_item_optimizer): Likewise.
9429 (sem_item_optimizer::get_group_by_hash): Likewise.
9430 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
9431 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
9432 (sem_item_optimizer::verify_classes): Likewise.
9433 (sem_item_optimizer::process_cong_reduction): Likewise.
9434 (sem_item_optimizer::dump_cong_classes): Likewise.
9435 (sem_item_optimizer::merge_classes): Likewise.
9436 * ipa-icf.h (congruence_class_hash): Rename from
9437 congruence_class_group_hash. Remove declaration of m_classes_vec.
9439 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
9441 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
9442 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
9443 * config.gcc: Add avx512vpopcntdqintrin.h.
9444 * config/i386/avx512vpopcntdqintrin.h: New.
9445 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
9446 * config/i386/i386-builtin-types.def: Add new types.
9447 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
9448 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
9449 __builtin_ia32_vpopcountq_v8di_mask): New.
9450 * config/i386/i386-c.c (ix86_target_macros_internal): Define
9451 __AVX512VPOPCNTDQ__.
9452 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
9453 (PTA_AVX512VPOPCNTDQ): Define.
9454 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
9455 TARGET_AVX512VPOPCNTDQ_P): Define.
9456 * config/i386/i386.opt: Add mavx512vpopcntdq.
9457 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
9458 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
9460 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9463 * predict.def (PRED_CALL): Set to 67.
9465 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
9467 * expr.c (store_field): In the bitfield case, if the value comes from
9468 a function call and is of an aggregate type returned in registers, do
9469 not modify the field mode; extract the value in all cases if the mode
9470 is BLKmode and the size is not larger than a word.
9472 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
9475 * config/i386/cpuid.h: Fix undefined behavior.
9477 2017-01-04 Jeff Law <law@redhat.com>
9479 PR tree-optimization/79007
9480 PR tree-optimization/67955
9481 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
9482 conservative for pt.null when flag_non_call_exceptions is on.
9484 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9486 PR translation/79019
9487 PR translation/79020
9488 * params.def (PARAM_INLINE_MIN_SPEEDUP,
9489 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
9490 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
9492 * config/avr/avr.opt (maccumulate-args): Likewise.
9493 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
9494 * common.opt (freport-bug): Likewise.
9495 * cif-code.def (CIF_FINAL_ERROR): Likewise.
9496 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
9497 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
9498 translatable string.
9499 * config/i386/i386.c (function_value_32): Likewise.
9500 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
9501 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
9503 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
9504 * common/config/msp430/msp430-common.c (msp430_handle_option):
9506 * symtab.c (symtab_node::verify_base): Likewise.
9507 * opts.c (set_debug_level): Likewise.
9508 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
9509 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9510 missing whitespace to translatable strings.
9511 * config/avr/avr.md (bswapsi2): Fix typo in comment.
9512 * config/sh/superh.h: Likewise.
9513 * config/i386/xopintrin.h: Likewise.
9514 * config/i386/znver1.md: Likewise.
9515 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
9516 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
9517 * double-int.h (struct double_int): Likewise.
9518 * double-int.c (div_and_round_double): Likewise.
9519 * wide-int.cc: Likewise.
9520 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
9521 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
9522 * cfgcleanup.c (crossjumps_occured): Renamed to ...
9523 (crossjumps_occurred): ... this.
9524 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
9527 PR tree-optimization/78899
9528 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
9529 returning bool return struct loop *, NULL for failure and the new
9531 (versionable_outer_loop_p): Don't version outer loop if it has
9532 dont_vectorized bit set.
9533 (tree_if_conversion): When versioning outer loop, ensure
9534 tree_if_conversion is performed also on the inner loop of the
9535 non-vectorizable outer loop copy.
9536 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
9537 LOOP_VECTORIZED in inner loop of the scalar outer loop and
9538 prevent vectorization of it.
9539 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
9540 the outer loop vectorization of the non-scalar version is attempted
9541 before vectorization of the inner loop in scalar version. If
9542 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
9543 vectorization of its inner loop.
9544 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
9545 has 2 inner loops, rename also on edges from bb whose single pred
9546 is outer_loop->header. Fix typo in function comment.
9548 2017-01-09 Martin Sebor <msebor@redhat.com>
9551 * asan.c (asan_emit_stack_protection): Increase local buffer size
9552 to avoid snprintf truncation warning.
9554 2017-01-09 Andrew Pinski <apinski@cavium.com>
9556 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
9557 to reference thunderx2t99 for the tuning structure
9558 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
9560 (thunderx2t99_extra_costs): This.
9561 * config/aarch64/aarch64-tune.md: Regenerate.
9562 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
9563 (vulcan_addrcost_table): This.
9564 (vulcan_regmove_cost): Rename to ...
9565 (thunderx2t99_regmove_cost): This.
9566 (vulcan_vector_cost): Rename to ...
9567 (thunderx2t99_vector_cost): this.
9568 (vulcan_branch_cost): Rename to ...
9569 (thunderx2t99_branch_cost): This.
9570 (vulcan_tunings): Rename to ...
9571 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
9572 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
9574 2017-01-09 Martin Jambor <mjambor@suse.cz>
9578 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
9579 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
9580 (propagate_vr_accross_jump_function): Use the above function for all
9581 value range computations for pass-through jump functions and type
9582 converasion from explicit value range values.
9583 (ipcp_propagate_stage): Do not attempt to deduce types of formal
9584 parameters from TYPE_ARG_TYPES.
9585 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
9586 (ipa_write_node_info): Stream type of the actual argument.
9587 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
9589 2017-01-09 Martin Liska <mliska@suse.cz>
9592 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
9593 (lookup_compiler): Do not show error message with have_E.
9595 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9597 PR tree-optimization/78938
9598 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
9599 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
9600 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
9601 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
9604 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9606 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
9609 2017-01-09 Richard Biener <rguenther@suse.de>
9611 PR tree-optimization/78997
9612 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
9613 name condition properly.
9615 2017-01-09 Richard Biener <rguenther@suse.de>
9618 * dwarf2out.c (is_cxx): New overload with context.
9619 (is_naming_typedef_decl): Use it.
9621 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9623 * invoke.texi (Option Summary): Correct spacing in option lists
9624 and add line breaks to fix over-long lines.
9626 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9630 * extend.texi (Common Variable Attributes): Add xref to GCC
9631 Internals manual to explain mode attribute keywords.
9633 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9636 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9637 and Preprocessor Options.
9638 (Options for Linking): Document -pthread here....
9639 (RS/6000 and PowerPC Options): ...not here.
9640 (Solaris 2 Options): ...or here.
9641 * doc/cppopts.texi: Document -pthread.
9643 2017-01-08 Martin Sebor <msebor@redhat.com>
9646 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9647 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9648 New member functions.
9649 (format_directive): Used them.
9651 (pass_sprintf_length::handle_gimple_call): Same.
9652 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9653 to avoid truncation for any argument.
9654 (extract_affine_mul): Same.
9655 * tree.c (get_file_function_name): Same.
9657 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9660 * predict.def (PRED_INDIR_CALL): Set to 86.
9662 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9664 PR preprocessor/54124
9665 * doc/cppopts.texi: Reformat -d subtable to list the full name
9666 of the options. Add cross-reference to the docs for the general
9667 compiler -d options.
9668 * doc/invoke.texi (Developer Options): Add cross-reference to the
9669 preprocessor-specific -d option documentation.
9671 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9673 PR preprocessor/13498
9674 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9675 redudant material, and reflect new command-line options.
9676 (System Headers): Likewise.
9678 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9680 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9681 -isystem, and -idirafter. Copy-edit.
9682 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9683 default for -ftrack-macro-expansion. Delete obsolete and
9684 badly-formatted implementation details about -fdebug-cpp output.
9685 * doc/cppwarnopts.texi: Copy-edit.
9687 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9690 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9691 that the transition from a max line width >= 1<<10 to narrower
9692 lines works correctly.
9694 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9696 * doc/options.texi (PerFunction): New.
9697 * opt-functions.awk (switch_flags): Map both Optimization and
9698 PerFunction to CL_OPTIMIZATION.
9699 * opth-gen.awk: Test for PerFunction flag along with
9701 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9702 it only when the latter is present. Skip those that don't in
9703 the hash function generator.
9704 * common.opt (fvar-tracking): Mark as PerFunction instead of
9706 (fvar-tracking-assignments): Likewise.
9707 (fvar-tracking-assignments-toggle): Likewise.
9708 (fvar-tracking-uninit): Likewise.
9710 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9712 PR translation/79018
9713 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9716 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9719 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9720 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9721 TARGET_LONG_JUMP_TABLE_OFFSETS.
9722 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9723 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9724 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9725 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9726 * config/m68k/m68k.md (tablejump expander): Likewise.
9727 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9728 TARGET_LONG_JUMP_TABLE_OFFSETS.
9729 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9730 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9732 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9733 David Holsgrove <david.holsgrove@xilinx.com>
9735 * common/config/microblaze/microblaze-common.c
9736 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9737 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9739 * config/microblaze/microblaze.c (microblaze_must_save_register)
9740 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9742 (microblaze_eh_return): New function.
9743 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9744 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9745 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9746 * config/microblaze/microblaze.md (eh_return): New pattern.
9748 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9750 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9751 GCC_DIAGNOSTIC_STRINGIFY): Define.
9753 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9755 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9757 * config/arm/arm.md (<mcrr>): New.
9759 * config/arm/arm.c (arm_arch5te): New.
9760 (arm_option_override): Set arm_arch5te.
9761 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9763 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9764 (arm_mcrr_qualifiers): ... this. New.
9765 (MRRC_QUALIFIERS): Define to...
9766 (arm_mrrc_qualifiers): ... this. New.
9767 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9769 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9770 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9771 (MRRCI, mrrc, MRRC): New.
9772 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9773 VUNSPEC_MRRC2): New.
9775 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9777 * config/arm/arm.md (<mcr>): New.
9779 * config/arm/arm.c (arm_coproc_builtin_available): Add
9780 support for mcr, mrc, mcr2 and mrc2.
9781 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9782 (arm_mcr_qualifiers): ... this. New.
9783 (MRC_QUALIFIERS): Define to ...
9784 (arm_mrc_qualifiers): ... this. New.
9785 (MCR_QUALIFIERS): Define to ...
9786 (arm_mcr_qualifiers): ... this. New.
9787 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9789 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9790 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9791 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9794 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9796 * config/arm/arm.md (*ldc): New.
9800 * config/arm/arm.c (arm_coproc_builtin_available): Add
9801 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9802 (arm_coproc_ldc_stc_legitimate_address): New.
9803 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9804 'qualifier_const_pointer'.
9805 (LDC_QUALIFIERS): Define to...
9806 (arm_ldc_qualifiers): ... this. New.
9807 (STC_QUALIFIERS): Define to...
9808 (arm_stc_qualifiers): ... this. New.
9809 * config/arm/arm-protos.h
9810 (arm_coproc_ldc_stc_legitimate_address): New.
9811 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9812 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9813 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9814 stc2, stcl, stc2l): New.
9815 * config/arm/constraints.md (Uz): New.
9816 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9817 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9818 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9819 VUNSPEC_STC2L): New.
9821 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9823 * config/arm/arm.md (<cdp>): New.
9824 * config/arm/arm.c (neon_const_bounds): Rename this ...
9825 (arm_const_bounds): ... this.
9826 (arm_coproc_builtin_available): New.
9827 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9828 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9829 (CDP_QUALIFIERS): Define to...
9830 (arm_cdp_qualifiers): ... this. New.
9832 (arm_expand_builtin_args): Add case for 6 arguments.
9833 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9834 (arm_const_bounds): ... this.
9835 (arm_coproc_builtin_available): New.
9836 * config/arm/arm_acle.h (__arm_cdp): New.
9838 * config/arm/arm_acle_builtins.def (cdp): New.
9840 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9841 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9843 * config/arm/types.md (coproc): New.
9844 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9845 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9846 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9847 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9849 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9851 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9852 (UBINOP_QUALIFIERS): New.
9854 (acle_builtin_data): New. Change comment.
9855 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9856 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9857 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9858 arm_acle_builtins.def.
9859 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9860 (arm_init_acle_builtins): New.
9861 (CRC32_BUILTIN): Remove.
9862 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9863 crc32cb, crc32ch and crc32cw.
9864 (arm_init_crc32_builtins): Remove.
9865 (arm_init_builtins): Use arm_init_acle_builtins rather
9866 than arm_init_crc32_builtins.
9867 (arm_expand_acle_builtin): New.
9868 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9869 * config/arm/arm_acle_builtins.def: New.
9871 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9873 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9874 (arm_builtin_datum): ... this.
9875 (arm_init_neon_builtin): Rename to ...
9876 (arm_init_builtin): ... this. Add a new parameters PREFIX
9877 and USE_SIG_IN_NAME.
9878 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9879 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9880 'arm_builtin_datum'.
9881 (arm_init_vfp_builtins): Likewise.
9882 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9883 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9884 (arm_expand_neon_args): Rename to ...
9885 (arm_expand_builtin_args): ... this. Rename builtin_arg
9886 enum values and differentiate between ARG_BUILTIN_MEMORY
9887 and ARG_BUILTIN_NEON_MEMORY.
9888 (arm_expand_neon_builtin_1): Rename to ...
9889 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9890 values, arm_expand_builtin_args and add bool parameter NEON.
9891 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9892 (arm_expand_vfp_builtin): Likewise.
9893 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9895 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9898 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9899 * predict.c (tree_estimate_probability_bb): Reverse direction of
9900 polymorphic call predictor.
9902 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9904 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9905 (determine_pass_name_match): ...this new function and...
9906 (should_skip_pass_p): ...this new function.
9908 2017-01-06 Nathan Sidwell <nathan@acm.org>
9910 * ipa-visibility.c (function_and_variable_visibility): Reformat
9911 comments and long lines. Remove extrneous if.
9912 * symtab.c (symtab_node::make_decl_local): Fix code format.
9913 (symtab_node::set_section_for_node): Fix comment typo.
9915 2017-01-06 Martin Liska <mliska@suse.cz>
9918 * lra-constraints.c: Rename invariant to lra_invariant.
9919 * predict.c (set_even_probabilities): Initialize e to NULL.
9921 2017-01-05 Martin Sebor <msebor@redhat.com>
9923 PR tree-optimization/78910
9924 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9925 (format_integer): Correct off-by-one error in the handling
9926 of precision with negative numbers in signed conversions..
9928 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9930 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9932 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9934 PR tree-optimization/71016
9935 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9936 factor_out_conditional_conversion. Formatting fix.
9937 (factor_out_conditional_conversion): Add cond_stmt argument.
9938 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9939 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9942 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9944 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9945 read-rtl-function.o, and selftest-rtl.o.
9946 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9947 (selftest::aarch64_test_loading_full_dump): New function.
9948 (selftest::aarch64_run_selftests): New function.
9949 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9950 selftest::aarch64_run_selftests.
9951 * config/i386/i386.c
9952 (selftest::ix86_test_loading_dump_fragment_1): New function.
9953 (selftest::ix86_test_loading_call_insn): New function.
9954 (selftest::ix86_test_loading_full_dump): New function.
9955 (selftest::ix86_test_loading_unspec): New function.
9956 (selftest::ix86_run_selftests): Call the new functions.
9957 * emit-rtl.c (maybe_set_max_label_num): New function.
9958 * emit-rtl.h (maybe_set_max_label_num): New decl.
9959 * function.c (instantiate_decls): Guard call to
9960 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9961 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9963 * gensupport.c (gen_reader::gen_reader): Pass "false"
9964 for new "compact" param of rtx_reader.
9965 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9966 rather than an empty string for NULL strings.
9967 * read-md.c: Potentially include config.h rather than bconfig.h.
9968 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9969 (have_error): New global, copied from errors.c.
9970 (md_reader::read_name): Rename to...
9971 (md_reader::read_name_1): ...this, adding "out_loc" param,
9972 and converting "missing name or number" to returning false, rather
9974 (md_reader::read_name): Reimplement in terms of read_name_1.
9975 (md_reader::read_name_or_nil): New function.
9976 (md_reader::read_string): Handle "(nil)" by returning NULL.
9977 (md_reader::md_reader): Add new param "compact".
9978 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9979 (md_reader::read_file): New method.
9980 * read-md.h (md_reader::md_reader): Add new param "compact".
9981 (md_reader::read_file): New method.
9982 (md_reader::is_compact): New accessor.
9983 (md_reader::read_name): Convert return type from void to file_location.
9984 (md_reader::read_name_or_nil): New decl.
9985 (md_reader::read_name_1): New decl.
9986 (md_reader::m_compact): New field.
9987 (noop_reader::noop_reader): Pass "false" for new "compact" param
9989 (rtx_reader::rtx_reader): Add new "compact" param.
9990 (rtx_reader::read_rtx_operand): Make virtual and convert return
9991 type from void to rtx.
9992 (rtx_reader::read_until): New decl.
9993 (rtx_reader::handle_any_trailing_information): New virtual function.
9994 (rtx_reader::postprocess): New virtual function.
9995 (rtx_reader::finalize_string): New virtual function.
9996 (rtx_reader::m_in_call_function_usage): New field.
9997 (rtx_reader::m_reuse_rtx_by_id): New field.
9998 * read-rtl-function.c: New file.
9999 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
10000 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
10001 (selftest::verify_three_block_rtl_cfg): New decl.
10002 * read-rtl-function.h: New file.
10003 * read-rtl.c: Potentially include config.h rather than bconfig.h.
10004 For host, include function.h, memmodel.h, and emit-rtl.h.
10005 (one_time_initialization): New function.
10006 (struct compact_insn_name): New struct.
10007 (compact_insn_names): New array.
10008 (find_code): Handle insn codes in compact dumps.
10009 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
10010 (bind_subst_iter_and_attr): Likewise.
10011 (add_condition_to_string): Likewise.
10012 (add_condition_to_rtx): Likewise.
10013 (apply_attribute_uses): Likewise.
10014 (add_current_iterators): Likewise.
10015 (apply_iterators): Likewise.
10016 (initialize_iterators): Guard usage of apply_subst_iterator with
10017 #ifdef GENERATOR_FILE.
10018 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
10019 (md_reader::read_mapping): Likewise.
10020 (add_define_attr_for_define_subst): Likewise.
10021 (add_define_subst_attr): Likewise.
10022 (read_subst_mapping): Likewise.
10023 (check_code_iterator): Likewise.
10024 (rtx_reader::read_rtx): Likewise. Move one-time initialization
10026 (one_time_initialization): New function.
10027 (rtx_reader::read_until): New method.
10028 (read_flags): New function.
10029 (parse_reg_note_name): New function.
10030 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
10031 Handle reuse_rtx ids.
10032 Wrap iterator lookup within #ifdef GENERATOR_FILE.
10033 Add parsing support for RTL dumps, mirroring the special-cases in
10034 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
10035 values, and calling handle_any_trailing_information.
10036 (rtx_reader::read_rtx_operand): Convert return type from void
10037 to rtx, returning return_rtx. Handle case 'e'. Call
10038 finalize_string on XSTR and XTMPL fields.
10039 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
10040 "(nil)" values were omitted. Call the postprocess vfunc on the
10042 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
10043 class ctor. Initialize m_in_call_function_usage. Call
10044 one_time_initialization.
10045 * rtl-tests.c (selftest::test_uncond_jump): Call
10046 set_new_first_and_last_insn.
10047 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
10048 * selftest-rtl.c: New file.
10049 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
10050 (selftest::get_insn_by_uid): New decl.
10051 * selftest-run-tests.c (selftest::run_tests): Call
10052 read_rtl_function_c_tests.
10053 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
10054 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
10057 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
10059 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
10060 operands in a special way. Assert that pos+len <= mode precision.
10062 2017-01-05 Jakub Jelinek <jakub@redhat.com>
10064 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
10065 3 argument Alias with unlimited for the negative form.
10066 (fno-vect-cost-model): Removed.
10068 2017-01-05 Martin Liska <mliska@suse.cz>
10070 * hsa-gen.c (gen_hsa_divmod): New function.
10071 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
10073 2017-01-05 Martin Liska <mliska@suse.cz>
10076 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
10079 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10081 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
10082 small constant length operands.
10084 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10086 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
10087 between loop iterations.
10089 2017-01-05 Martin Liska <mliska@suse.cz>
10092 * gimplify.c (gimplify_decl_expr): Compare to
10093 asan_poisoned_variables instread of checking flags.
10094 (gimplify_target_expr): Likewise.
10095 (gimplify_expr): Likewise.
10096 (gimplify_function_tree): Conditionally initialize
10097 asan_poisoned_variables.
10099 2017-01-04 Jeff Law <law@redhat.com>
10101 PR tree-optimizatin/78812
10102 * rtl.h (contains_mem_rtx_p): Prototype.
10103 * ifcvt.c (containts_mem_rtx_p): Move from here to...
10104 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
10105 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
10106 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
10107 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
10109 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10111 * input.c (assert_char_at_range): Default-initialize actual_range.
10113 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10115 * df-scan.c (df_ref_create_structure): Make regno unsigned,
10116 to match the caller.
10118 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10120 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
10121 insns after final jump in test to emit dummy move.
10123 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10125 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
10126 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
10128 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10130 * multiple_target.c (create_dispatcher_calls): Init e_next.
10131 * tree-ssa-loop-split.c (split_loop): Init border.
10132 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
10135 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10140 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
10141 (altivec_register_operand): Do not return true if the operand
10142 contains a SUBREG mixing SImode and SFmode.
10143 (vsx_register_operand): Likewise.
10144 (vsx_reg_sfsubreg_ok): New predicate.
10145 (vfloat_operand): Do not return true if the operand contains a
10146 SUBREG mixing SImode and SFmode.
10147 (vint_operand): Likewise.
10148 (vlogical_operand): Likewise.
10149 (gpc_reg_operand): Likewise.
10150 (int_reg_operand): Likewise.
10151 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
10152 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
10153 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
10155 (rs6000_emit_move_si_sf_subreg): New helper function.
10156 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
10157 fixup SUBREGs involving SImode and SFmode.
10158 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
10159 numbers for the new peephole2 optimization.
10160 (peephole2 for SFmode unions): New peephole2 to optimize cases in
10161 the GLIBC math library that do AND/IOR/XOR operations on single
10162 precision floating point.
10163 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
10164 target macros to say whether we need to avoid SUBREGs mixing
10166 (TARGET_ALLOW_SF_SUBREG): Likewise.
10167 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
10168 (UNSPEC_SI_FROM_SF): Likewise.
10169 (iorxor): Change spacing.
10170 (and_ior_xor): New iterator for AND, IOR, and XOR.
10171 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
10172 (movdi_from_sf_zero_ext): Likewise.
10173 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
10174 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
10175 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
10176 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
10177 (fms<mode>4): Likewise.
10178 (fnma<mode>4): Likewise.
10179 (fnms<mode>4): Likewise.
10180 (nfma<mode>4): Likewise.
10181 (nfms<mode>4): Likewise.
10183 2017-01-04 Marek Polacek <polacek@redhat.com>
10186 * doc/invoke.texi: Document -Wpointer-compare.
10188 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10190 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
10193 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
10194 descriptions for -gdwarf-5 and emit them as uleb128 instead of
10197 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
10200 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
10201 documentation of the powerpc_popcntb_ok attribute.
10202 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10203 code to issue warning messages if a requested CPU configuration is
10204 not supported by the binary (assembler and loader) toolchain.
10205 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
10206 made to define a built-in function that has been disabled.
10207 (paired_init_builtins): Add assertion to prevent ICE if attempt is
10208 made to define a built-in function that has been disabled.
10209 (altivec_init_builtins): Add comment explaining why definition
10210 of the DST built-in functions is not preceded by an assertion
10211 check. Add assertions to prevent ICE if attempts are made to
10212 define an altivec predicate or an abs* built-in function that has
10214 (htm_init_builtins): Add comment explaining why definition of the
10215 htm built-in functions is not preceded by an assertion check.
10217 2017-01-04 Jeff Law <law@redhat.com>
10219 PR tree-optimizatin/67955
10220 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
10221 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
10222 the points-to solution does not include pt_null. Use DECL_PT_UID
10225 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
10227 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
10228 Use gen_int_mode instead of gen_lopwart for const_int operands.
10230 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10232 PR tree-optimization/71563
10233 * match.pd: Simplify X << Y into X if Y is known to be 0 or
10234 out of range value - has low bits known to be zero.
10236 2017-01-04 Alan Modra <amodra@gmail.com>
10238 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
10239 * configure: Regenerate.
10240 * config.in: Regenerate.
10242 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10245 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
10246 a substring of the message, but strcmp with the whole message. Ifdef
10247 ENABLE_NLS, translate the message first using dgettext.
10249 2017-01-03 Jeff Law <law@redhat.com>
10251 PR tree-optimizatin/78856
10252 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
10253 (mark_threaded_blocks): Remove code to truncate thread paths that
10254 cross multiple loop headers. Instead invalidate the cached loop
10255 iteration information and handle case of a thread path walking
10256 into an irreducible region.
10258 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10261 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
10262 assertions. Add support for doing the signbit if the IEEE 128-bit
10263 floating point value is in a GPR.
10264 * config/rs6000/rs6000.md (Fsignbit): Delete.
10265 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
10266 Update the length attribute if the value is in a GPR.
10267 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
10268 the sign or zero extension instruction, since the value is always 0/1.
10269 (signbit<mode>2_dm2): Delete using <Fsignbit>.
10272 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
10273 extracting SImode to a GPR register so that we can generate a
10274 store, limit the vector to be in a traditional Altivec register
10275 for the vextuwrx instruction.
10277 2017-01-03 Ian Lance Taylor <iant@google.com>
10279 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
10281 2017-01-03 Martin Sebor <msebor@redhat.com>
10283 PR tree-optimization/78696
10284 * gimple-ssa-sprintf.c (format_floating): Correct handling of
10285 precision. Use MPFR for %f for greater fidelity. Correct handling
10287 (pass_sprintf_length::compute_format_length): Set width and precision
10288 specified by asrerisk to void_node for vararg functions.
10289 (try_substitute_return_value): Adjust dump output.
10291 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
10293 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
10295 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
10297 * doc/invoke.texi (SPARC options): Document -mlra as the default.
10298 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
10299 -mlra/-mno-lra was passed to the compiler.
10301 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
10303 PR rtl-optimization/65618
10304 * emit-rtl.c (try_split): Move initialization of "before" and
10305 "after" to just before the call to emit_insn_after_setloc.
10307 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10309 * doc/md.texi (Standard Names): Remove reference to Java frontend.
10311 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
10313 * dwarf2out.c (gen_enumeration_type_die): When
10314 -gno-strict-dwarf, add a DW_AT_encoding attribute.
10316 2017-01-03 Jakub Jelinek <jakub@redhat.com>
10318 PR tree-optimization/78965
10319 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10320 Change first argument from const call_info & to call_info &. For %n
10321 set info.nowrite to false.
10323 PR middle-end/78901
10324 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
10325 possibly throwing calls.
10327 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
10328 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
10329 and fns handling, rather than in a separate case SSA_NAME.
10331 2017-01-02 Jeff Law <law@redhat.com>
10333 * config/darwin-driver.c (darwin_driver_init): Const-correctness
10334 fixes for first_period and second_period variables.
10336 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
10339 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
10340 (*insvqi_1): New insn pattern.
10341 (*insvqi_1_mem_rex64): Ditto.
10342 (*insvqi_2): Ditto.
10343 (*insvqi_3): Rename from *insvqi.
10345 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
10347 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10349 * doc/cfg.texi (Edges): Remove reference to Java.
10350 (Maintaining the CFG): Ditto.
10352 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10354 PR middle-end/77674
10355 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
10356 transparent aliases.
10358 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10360 PR middle-end/77484
10361 * predict.def (PRED_CALL): Update hitrate.
10362 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
10363 * predict.c (tree_estimate_probability_bb): Split CALL predictor
10364 into direct/indirect/polymorphic variants.
10366 2017-01-01 Jakub Jelinek <jakub@redhat.com>
10368 Update copyright years.
10370 * gcc.c (process_command): Update copyright notice dates.
10371 * gcov-dump.c (print_version): Ditto.
10372 * gcov.c (print_version): Ditto.
10373 * gcov-tool.c (print_version): Ditto.
10374 * gengtype.c (create_file): Ditto.
10375 * doc/cpp.texi: Bump @copying's copyright year.
10376 * doc/cppinternals.texi: Ditto.
10377 * doc/gcc.texi: Ditto.
10378 * doc/gccint.texi: Ditto.
10379 * doc/gcov.texi: Ditto.
10380 * doc/install.texi: Ditto.
10381 * doc/invoke.texi: Ditto.
10383 Copyright (C) 2017 Free Software Foundation, Inc.
10385 Copying and distribution of this file, with or without modification,
10386 are permitted in any medium without royalty provided the copyright
10387 notice and this notice are preserved.