1 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
4 nonlinear iv_use computation in loop invariant sensitive way.
6 2017-05-11 Bin Cheng <bin.cheng@arm.com>
8 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
9 (find_iv_candidates): Call relate_compare_use_with_all_cands.
11 2017-05-11 Bin Cheng <bin.cheng@arm.com>
13 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
14 (dump_cand): Support iv_cand.inv_exprs.
15 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
17 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
20 2017-05-11 Bin Cheng <bin.cheng@arm.com>
22 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
24 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
25 as local function. Include necessary header files.
26 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
28 2017-05-11 Bin Cheng <bin.cheng@arm.com>
30 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
32 2017-05-11 Bin Cheng <bin.cheng@arm.com>
34 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
35 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
36 RSHIFT_EXPR and BIT_NOT_EXPR.
38 2017-05-11 Bin Cheng <bin.cheng@arm.com>
40 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
41 (adjust_setup_cost): New parameter supporting round up adjustment.
42 (struct address_cost_data): Delete.
43 (force_expr_to_var_cost): Don't bound cost with spill_cost.
44 (split_address_cost, ptr_difference_cost): Delete.
45 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
46 (struct ainc_cost_data): New struct.
47 (get_address_cost_ainc): New function.
48 (get_address_cost, get_computation_cost): Reimplement.
49 (determine_group_iv_cost_address): Record inv_expr for all uses of
51 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
52 (iv_ca_has_deps): Reimplemented to ...
53 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
55 (iv_ca_extend): Call iv_ca_more_deps.
57 2017-05-11 Bin Cheng <bin.cheng@arm.com>
59 * tree-ssa-address.c (struct mem_address): Move to header file.
60 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
61 * tree-ssa-address.h (struct mem_address): Move from C file.
62 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
64 2017-05-11 Bin Cheng <bin.cheng@arm.com>
66 * tree-affine.h (aff_combination_type): New interface.
67 (aff_combination_zero_p): Remove static.
68 (aff_combination_const_p): New interface.
69 (aff_combination_singleton_var_p): New interfaces.
71 2017-05-11 Richard Biener <rguenther@suse.de>
73 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
74 Skip unreachable blocks and destinations.
75 (eliminate): Move stmt removal and fixup ...
76 (fini_eliminate): ... here. Skip inserted exprs.
77 (pass_pre::execute): Move fini_pre after fini_eliminate.
78 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
79 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
80 PRE to get rid of dead code that has invalid SSA form and
81 split critical edges again.
83 2017-05-11 Bin Cheng <bin.cheng@arm.com>
85 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
87 2017-05-11 Richard Biener <rguenther@suse.de>
89 * passes.c (execute_function_todo): Verify loops if they are
90 said to be up-to-date.
91 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
92 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
94 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
97 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
98 handle calling assemble_external ourself.
101 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
102 modes with zero size. Enhance comment.
104 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
106 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
107 built-ins for vec_xl and vec_xst with short and char pointer
110 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
112 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
113 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
114 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
115 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
116 (_mm_maskz_min_round_ss): New intrinsics.
117 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
118 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
119 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
120 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
121 (__builtin_ia32_minss_mask_round): New builtins.
122 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
123 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
124 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
126 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
127 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
129 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
132 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
134 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
135 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
136 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
137 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
138 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
139 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
140 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
141 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
142 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
143 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
144 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
145 (__builtin_ia32_mulss_mask_round): New builtins.
146 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
147 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
148 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
150 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
151 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
153 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
156 2017-05-10 Julia Koval <julia.koval@intel.com>
158 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
159 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
160 (_mm256_setr_m128i): New intrinsics.
162 2017-05-10 Julia Koval <julia.koval@intel.com>
164 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
165 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
166 (_mm_maskz_rcp14_ss): New intrinsics.
167 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
168 (__builtin_ia32_rcp14ss_mask): New builtins.
169 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
171 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
173 PR tree-optimization/51513
174 * tree-cfg.c (gimple_seq_unreachable_p): New function.
175 (assert_unreachable_fallthru_edge_p): Use it.
176 (group_case_labels_stmt): Likewise.
177 * tree-cfg.h: Prototype it.
178 * stmt.c: Include cfghooks.h and tree-cfg.h.
179 (emit_case_dispatch_table) <gap_label>: New local variable.
180 Use it to fill dispatch table gaps.
181 Test for default_label before updating probabilities.
182 (expand_case) <default_label>: Remove unneeded initialization.
183 Test for unreachable default case statement and remove its edge.
184 Set default_label accordingly.
185 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
187 2017-05-10 Carl Love <cel@us.ibm.com>
189 * config/rs6000/rs6000-c: Add support for built-in functions
190 vector signed char vec_neg (vector signed char)
191 vector signed short int vec_neg (vector short int)
192 vector signed int vec_neg (vector signed int)
193 vector signed long long vec_neg (vector signed long long)
194 vector float vec_neg (vector float)
195 vector double vec_neg (vector double)
196 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
198 * config/rs6000/altivec.h: Add define for vec_neg
199 * doc/extend.texi: Update the built-in documentation for the
200 new built-in functions.
202 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
204 PR tree-optimization/77644
205 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
207 2017-05-10 Nathan Sidwell <nathan@acm.org>
209 * dumpfile.h (TDI_lang_all): New.
210 (TDF_KIND): New. Renumber others
211 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
213 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
215 (get_dump_file_name): Adjust suffix generation.
216 (dump_enable_all): Use TDF_KIND.
217 * doc/invoke.texi (-fdump-lang-all): Document.
219 * dumpfile.h: Tabify.
221 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
224 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
225 Move member access before delete.
227 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
229 * tree-inline.c (expand_call_inline): Split block at stmt
232 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
235 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
236 are now unused after splitting mov{sf,sd}_hardfloat.
253 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
254 For movsf, order stores so the VSX stores occur before the GPR
255 store which encourages the register allocator to use a traditional
256 FPR instead of a GPR. For movsd, order the stores so that the GPR
257 store comes before the VSX stores to allow the power6 to work.
258 This is due to the power6 not having a 32-bit integer store
259 instruction from a FPR.
260 (movsf_hardfloat): Likewise.
261 (movsd_hardfloat): Likewise.
263 2017-05-09 Martin Sebor <msebor@redhat.com>
266 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
270 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
271 data member added in r247778.
272 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
274 2017-05-09 Nathan Sidwell <nathan@acm.org>
276 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
278 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
281 2017-05-09 Marek Polacek <polacek@redhat.com>
283 * doc/invoke.texi: Fix typo.
285 2017-05-09 Richard Biener <rguenther@suse.de>
287 * tree-vrp.c (vrp_val_is_max): Adjust comment.
288 (vrp_val_is_min): Likewise.
289 (set_value_range_to_value): Likewise.
290 (set_value_range_to_nonnegative): Likewise.
291 (gimple_assign_nonzero_p): Likewise.
292 (gimple_stmt_nonzero_p): Likewise.
293 (vrp_int_const_binop): Likewise. Remove unreachable case.
294 (adjust_range_with_scev): Adjust comments.
295 (compare_range_with_value): Likewise.
296 (extract_range_from_phi_node): Likewise.
297 (test_for_singularity): Likewise.
299 2017-05-09 Richard Biener <rguenther@suse.de>
301 * tree-vrp.c (get_single_symbol): Add assert that we don't
302 get overflowed constants as invariant part.
303 (compare_values_warnv): Add comment before the TREE_NO_WARNING
304 checks. Use wi::cmp instead of recursing for integer constants.
305 (compare_values): Just ignore whether we assumed undefined
306 overflow instead of failing the compare.
307 (extract_range_for_var_from_comparison_expr): Add comment before the
308 TREE_NO_WARNING sets.
309 (test_for_singularity): Likewise.
310 (extract_range_from_comparison): Do not disable optimization
311 when we assumed undefined overflow.
312 (extract_range_basic): Remove init of unused var.
314 2017-05-09 Richard Biener <rguenther@suse.de>
316 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
317 (extract_range_from_multiplicative_op_1): Adjust.
318 (extract_range_from_binary_expr_1): Use int_const_binop.
320 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
323 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
324 rs6000_store_data_bypass_p in seven define_bypass directives and
326 * config/rs6000/rs6000-protos.h: Add prototype for
327 rs6000_store_data_bypass_p function.
328 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
329 function implements slightly different (rs6000-specific) semantics
330 than store_data_bypass_p, returning false rather than aborting
331 with assertion error when arguments do not satisfy the
332 requirements of store data bypass.
333 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
334 rs6000_store_data_bypass_p.
336 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
338 * config/xtensa/xtensa-protos.h
339 (xtensa_initial_elimination_offset): New declaration.
340 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
341 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
342 macro definition, add case for FRAME_POINTER_REGNUM when
343 FRAME_GROWS_DOWNWARD.
344 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro
346 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
347 xtensa_initial_elimination_offset.
349 2017-05-08 Nathan Sidwell <nathan@acm.org>
351 * doc/invoke.texi: Alphabetize -fdump options.
353 2017-05-08 Martin Sebor <msebor@redhat.com>
356 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
358 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
360 * target.def (compute_frame_layout): New optional target hook.
361 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
362 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
363 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
365 * reload1.c (verify_initial_elim_offsets): Likewise.
366 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
367 (use_simple_return_p): Call arm_compute_frame_layout if needed.
368 (arm_get_frame_offsets): Split up into this ...
369 (arm_compute_frame_layout): ... and this function.
371 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
373 * config/aarch64/constraints.md (Usa): New constraint.
374 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
376 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
378 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
379 with_multilib_list after it has been checked.
381 2017-05-08 Richard Biener <rguenther@suse.de>
383 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
384 (bitmap_set_subtract_values): Likewise.
386 2017-05-08 Richard Biener <rguenther@suse.de>
388 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
389 (gimple_assign_nonzero): ... this and remove strict_overflow_p
391 (gimple_stmt_nonzero_warnv_p): Rename to ...
392 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
394 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
395 (extract_range_basic): Adjust, do not disable propagation on
396 strict overflow sensitive simplification.
397 (vrp_visit_cond_stmt): Likewise.
399 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
401 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
402 body size unconditionally.
404 2017-05-07 Jeff Law <law@redhat.com>
407 2017-05-06 Jeff Law <law@redhat.com>
408 PR tree-optimization/78496
409 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
412 PR tree-optimization/78496
413 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
414 (simplify_stmt_using_ranges): Call it.
415 (vrp_dom_walker::before_dom_children): Extract equivalences
416 from an ASSERT_EXPR with an equality comparison against a
419 2017-05-06 Jeff Law <law@redhat.com>
421 PR tree-optimization/78496
422 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
425 PR tree-optimization/78496
426 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
427 (simplify_stmt_using_ranges): Call it.
428 (vrp_dom_walker::before_dom_children): Extract equivalences
429 from an ASSERT_EXPR with an equality comparison against a
432 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
434 * lra-constraints.c (lra_copy_reg_equiv): New function.
435 (split_reg): Use it to copy equivalence information from the
436 original register to the spill register.
438 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
440 PR rtl-optimization/75964
441 * simplify-rtx.c (simplify_const_relational_operation): Remove
442 invalid handling of comparisons of integer ABS.
444 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
446 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
448 (init_regs): Remove declaration.
449 (function_arg_advance_32): Initialize error_p as boolean variable.
451 2017-05-05 Nathan Sidwell <nathan@acm.org>
453 * store-motion.c (remove_reachable_equiv_notes): Reformat long
456 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
458 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
459 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
460 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
461 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
462 VF=2 that require versioning.
464 2017-05-05 David Malcolm <dmalcolm@redhat.com>
466 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
469 2017-05-05 David Malcolm <dmalcolm@redhat.com>
471 * diagnostic.h (diagnostic_override_option_index): Convert from
472 macro to inline function.
474 2017-05-05 David Malcolm <dmalcolm@redhat.com>
476 * diagnostic.c (last_module_changed_p): New function.
477 (set_last_module): New function.
478 (diagnostic_report_current_module): Convert macro usage to
480 * diagnostic.h (diagnostic_context::last_module): Strengthen
481 from const line_map * to const line_map_ordinary *.
482 (diagnostic_last_module_changed): Delete macro.
483 (diagnostic_set_last_module): Delete macro.
485 2017-05-05 David Malcolm <dmalcolm@redhat.com>
487 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
488 with diagnostic_report_diagnostic.
489 (diagnostic_n_impl_richloc): Likewise.
490 * diagnostic.h (report_diagnostic): Delete macro.
491 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
492 with diagnostic_report_diagnostic.
493 * substring-locations.c (format_warning_va): Likewise.
495 2017-05-05 David Malcolm <dmalcolm@redhat.com>
497 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
498 save/restor of format_spec. Move option-printing code to...
499 (print_option_information): ...this new function, and
500 reimplement by simply printing to the pretty_printer,
501 rather than appending to the format string.
503 2017-05-05 David Malcolm <dmalcolm@redhat.com>
505 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
506 handling logic into...
507 (update_effective_level_from_pragmas): ...this new function.
509 2017-05-04 Andrew Waterman <andrew@sifive.com>
511 * config/riscv/riscv.opt (mstrict-align): New option.
512 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
513 (SLOW_UNALIGNED_ACCESS): Define.
514 (riscv_slow_unaligned_access): Declare.
515 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
517 (riscv_slow_unaligned_access): New variable.
518 (rocket_tune_info): Set slow_unaligned_access to true.
519 (optimize_size_tune_info): Set slow_unaligned_access to false.
520 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
521 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
522 (riscv_option_override): Set riscv_slow_unaligned_access.
523 * doc/invoke.texi: Add -mstrict-align to RISC-V.
525 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
527 * config/riscv/riscv.md: Unify indentation.
529 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
534 * config/rs6000/rs6000.md (u code attribute): Add FIX and
536 (extendsi<mode>2): Add support for doing sign extension via
537 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
538 don't have ISA 3.0 instructions.
539 (extendsi<mode>2 splitter): Likewise.
540 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
541 generate the normal insns since SImode can now go in vector
542 registers. Disallow the special UNSPECs needed for previous
543 machines to hide SImode being used. Add new insns
544 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
545 (fix_trunc<mode>si2_stfiwx): Likewise.
546 (fix_trunc<mode>si2_internal): Likewise.
547 (fixuns_trunc<mode>si2): Likewise.
548 (fixuns_trunc<mode>si2_stfiwx): Likewise.
549 (fctiw<u>z_<mode>_smallint): Likewise.
550 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
551 of floating point to 32-bit integer from doing a direct move to
552 the GPR registers to do a store.
553 (fctiwz_<mode>): Break long line.
555 2017-05-05 Bin Cheng <bin.cheng@arm.com>
557 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
558 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
559 (addr_list, addr_offset_valid_p): New.
560 (split_address_groups): Check offset validity with above function.
561 (gt-tree-ssa-loop-ivopts.h): Include header file.
563 2017-05-05 Nathan Sidwell <nathan@acm.org>
565 * config.gcc (arm*-*-*): Add missing 'fi'.
567 2017-05-05 Steve Ellcey <sellcey@cavium.com>
569 * doc/invoke.texi (-fopt-info): Explicitly say order of options
570 included in -fopt-info does not matter.
571 * doc/optinfo.texi (-fopt-info): Fix description of default
572 behavour. Explicitly say order of options included in -fopt-info
575 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
577 * config.gcc: Allow combinations of aprofile and rmprofile values for
578 --with-multilib-list.
579 * config/arm/t-multilib: New file.
580 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
581 variables. Remove setting of ISA and floating-point ABI in
582 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
583 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
584 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
585 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
587 * config/arm/t-rmprofile: Likewise except for the matches changes.
588 * doc/install.texi (--with-multilib-list): Document the combination of
589 aprofile and rmprofile values and warn about pitfalls in doing that.
591 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
593 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
594 (movdi_aarch64): Likewise.
596 2017-05-05 Jakub Jelinek <jakub@redhat.com>
598 PR tree-optimization/80632
599 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
601 (build_arrays): Initialize it for virtual phis.
602 (fix_phi_nodes): Use it for virtual phis.
604 PR tree-optimization/80558
605 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
606 [x, y] op z into [x op, y op z] for op & or | if conditions
609 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
610 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
613 * config/arm/arm.md (use_literal_pool): Remove.
614 (64-bit immediate split): No longer takes cost into consideration
615 if arm_disable_literal_pool is enabled.
616 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
617 used when arm_disable_literal_pool is enabled.
618 (arm_max_const_double_inline_cost): Remove use of
619 arm_disable_literal_pool.
620 (push_minipool_fix): Add assert.
621 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
622 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
623 (no_literal_pool_sf_immediate): New.
625 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
627 PR tree-optimization/80613
628 * tree-ssa-dce.c (propagate_necessity): Remove cases for
629 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
631 2017-05-05 Richard Biener <rguenther@suse.de>
633 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
635 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
637 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
638 of this flag from insn conditions due to removal from r247495.
640 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
642 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
644 (arm_early_store_addr_dep_ptr): Likewise.
645 * config/arm/aarch-common-protos.h
646 (arm_early_load_addr_dep_ptr): Add prototype.
647 (arm_early_store_addr_dep_ptr): Likewise.
648 * config/arm/cortex-a53.md: Add new bypasses.
650 2017-05-05 Jakub Jelinek <jakub@redhat.com>
652 * tree.c (next_type_uid): Change type to unsigned.
653 (type_hash_canon): Decrement back next_type_uid if
654 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
655 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
658 2017-05-04 Martin Sebor <msebor@redhat.com>
660 * builtins.c: Fix a trivial typo in a comment.
663 * builtins.c (check_sizes): Adjust to handle reading past the end.
664 Avoid printing excessive upper bound of ranges. Use %E to print
665 tree nodes instead of converting them to %wu.
666 (expand_builtin_memchr): New function.
667 (compute_dest_size): Rename...
668 (compute_objsize): ...to this.
669 (expand_builtin_memcpy): Adjust.
670 (expand_builtin_mempcpy): Adjust.
671 (expand_builtin_strcat): Adjust.
672 (expand_builtin_strcpy): Adjust.
673 (check_strncat_sizes): Adjust.
674 (expand_builtin_strncat): Adjust.
675 (expand_builtin_strncpy): Adjust and simplify.
676 (expand_builtin_memset): Adjust.
677 (expand_builtin_bzero): Adjust.
678 (expand_builtin_memcmp): Adjust.
679 (expand_builtin): Handle memcmp.
680 (maybe_emit_chk_warning): Check strncat just once.
682 2017-05-04 Martin Sebor <msebor@redhat.com>
684 PR preprocessor/79214
687 * builtins.c (check_sizes): Add inlining context and issue
688 warnings even when -Wno-system-headers is set.
689 (check_strncat_sizes): Same.
690 (expand_builtin_strncat): Same.
691 (expand_builtin_memmove): New function.
692 (expand_builtin_stpncpy): Same.
693 (expand_builtin): Handle memmove and stpncpy.
695 2017-05-04 Bin Cheng <bin.cheng@arm.com>
697 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
698 which is not used any more.
700 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
702 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
704 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
706 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
707 (cortexa53_tunings): Likewise.
708 (cortexa57_tunings): Likewise.
709 (cortexa72_tunings): Likewise.
710 (cortexa73_tunings): Likewise.
712 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
714 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
715 Set loop alignment to 8.
717 2017-05-04 Martin Sebor <msebor@redhat.com>
720 * builtins.c (expand_builtin_object_size): Add missing quoting to
721 %D and like directives.
722 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
723 (hsa_type_for_tree_type): Same.
724 (verify_function_arguments): Same.
725 * symtab.c (symbol_table::change_decl_assembler_name): Same.
726 * varasm.c (get_section): Same.
729 2017-05-04 Martin Sebor <msebor@redhat.com>
732 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
734 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
736 * config/aarch64/aarch64.c (generic_addrcost_table):
737 Change HI/TI mode setting.
739 2017-05-04 Martin Jambor <mjambor@suse.cz>
741 PR tree-optimization/80622
742 * tree-sra.c (comes_initialized_p): New function.
743 (build_accesses_from_assign): Only set write lazily when
744 comes_initialized_p is false.
745 (analyze_access_subtree): Use comes_initialized_p.
746 (propagate_subaccesses_across_link): Assert !comes_initialized_p
747 instead of testing for PARM_DECL.
749 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
751 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
752 constraint on operand 0 to allow more general addressing modes.
753 Adjust output template.
754 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
756 * config/aarch64/aarch64-protos.h
757 (aarch64_address_valid_for_prefetch_p): Declare prototype.
758 * config/aarch64/constraints.md (Dp): New address constraint.
759 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
762 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
764 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
765 update use of estimate_ipcp_clone_size_and_time.
766 (estimate_local_effects): Update use of
767 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
768 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
769 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
770 Return nonspecialized time.
772 2017-05-04 Richard Biener <rguenther@suse.de>
774 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
775 for the last VUSE which def dominates the PHI. Directly call
777 (get_continuation_for_phi_1): Remove.
779 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
781 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
782 to explain the use of truncating division. Cap the number of
783 iterations to the maximum given by nb_iterations_upper_bound,
786 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
788 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
789 * configure: Regenerate.
790 * config.in: Regenerate.
791 * config/i386/driver-mingw32.c: new file.
792 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
793 * config.host: Link driver-mingw32.o on MinGW host.
794 * doc/install.texi: Document new --enable-mingw-wildcard configure
797 2017-05-04 Marek Polacek <polacek@redhat.com>
799 PR tree-optimization/80612
800 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
802 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
803 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
805 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
806 (movt splitter): Likewise.
807 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
808 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
809 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
810 block for Thumb-1 with MOVT.
811 (thumb2_legitimate_address_p): Move code block ...
812 (can_avoid_literal_pool_for_label_p): ... into this new function.
813 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
815 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
816 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
817 "M-profile targets with the MOVT instruction".
819 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
821 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
822 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
823 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
825 2017-05-04 Martin Liska <mliska@suse.cz>
827 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
830 2017-05-04 Richard Biener <rguenther@suse.de>
832 * tree.c (array_at_struct_end_p): Handle arrays at struct
833 end with flexarrays more conservatively. Refactor and treat
834 arrays of arrays or aggregates more strict. Fix
835 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
836 * tree.c (array_at_struct_end_p): Adjust prototype.
837 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
838 * gimple-fold.c (get_range_strlen): Likewise.
839 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
841 2017-05-04 Richard Biener <rguenther@suse.de>
843 PR tree-optimization/31130
844 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
846 (supports_overflow_infinity): Likewise.
847 (is_negative_overflow_infinity): Likewise.
848 (is_positive_overflow_infinity): Likewise.
849 (is_overflow_infinity): Likewise.
850 (stmt_overflow_infinity): Likewise.
851 (overflow_infinity_range_p): Likewise.
852 (usable_range_p): Remove as always returning true.
853 (make_overflow_infinity): Remove.
854 (negative_overflow_infinity): Likewise.
855 (positive_overflow_infinity): Likewise.
856 (avoid_overflow_infinity): Likewise.
857 (set_value_range): Adjust accordingly.
858 (set_value_range_to_nonnegative): Likewise, remove now unused
859 overflow_infinity arg.
860 (vrp_operand_equal_p): Adjust.
861 (update_value_range): Likewise.
862 (range_int_cst_singleton_p): Likewise.
863 (operand_less_p): Likewise.
864 (compare_values_warnv): Likewise.
865 (extract_range_for_var_from_comparison_expr): Likewise.
866 (vrp_int_const_binop): Likewise.
867 (zero_nonzero_bits_from_vr): Likewise.
868 (extract_range_from_multiplicative_op_1): Likewise.
869 (extract_range_from_binary_expr_1): Likewise.
870 (extract_range_from_unary_expr): Likewise.
871 (extract_range_from_comparison): Likewise.
872 (extract_range_basic): Likewise.
873 (adjust_range_with_scev): Likewise.
874 (compare_ranges): Likewise.
875 (compare_range_with_value): Likewise.
876 (dump_value_range): Likewise.
877 (test_for_singularity): Likewise, remove strict_overflow_p parameter
879 (simplify_cond_using_ranges): Adjust.
881 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
883 * brig-builtins.def: Added a builtin for class_f64.
884 * builtin-types.def: Added a builtin type needed by class_f64.
886 2017-05-03 Jason Merrill <jason@redhat.com>
888 * timevar.def: Add TV_CONSTEXPR.
890 2017-05-03 David Malcolm <dmalcolm@redhat.com>
892 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
894 2017-05-03 Martin Jambor <mjambor@suse.cz>
896 * ipa-prop.c (ipa_update_after_lto_read): Removed.
897 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
898 * ipa-cp.c (ipcp_propagate_stage): Do not call
899 ipa_update_after_lto_read.
900 * ipa-inline.c (ipa_inline): Likewise.
902 2017-05-03 Martin Jambor <mjambor@suse.cz>
904 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
905 tag. Added a default constructor and a destructor.
906 (ipa_edge_args_sum_t): New class;
907 (ipa_edge_args_sum): Declare.
908 (ipa_edge_args_vector): Remove declaration.
909 (IPA_EDGE_REF): Use ipa_edge_args_sum.
910 (ipa_free_edge_args_substructures): Remove declaration.
911 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
912 (ipa_edge_args_info_available_for_edge_p): Likewise.
913 * ipa-prop.c (ipa_edge_args_vector): Removed.
914 (edge_removal_hook_holder): Likewise.
915 (edge_duplication_hook_holder): Likewise.
916 (ipa_edge_args_sum): New variable.
917 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
918 ipa_edge_args_vector.
919 (ipa_free_edge_args_substructures): Likewise.
920 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
921 ipa_edge_args_vector.
922 (ipa_edge_removal_hook): Turned into method
923 ipa_edge_args_sum_t::remove.
924 (ipa_edge_duplication_hook): Turned into method
925 ipa_edge_args_sum_t::duplicate.
926 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
927 registering edge hooks.
928 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
929 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
930 ipa_edge_args_sum instead of ipa_edge_args_vector.
931 * ipa-profile.c (ipa_profile): Likewise.
933 2017-05-03 Martin Jambor <mjambor@suse.cz>
935 * symbol-summary.h (function_summary): New method exists.
936 (function_summary::symtab_removal): Deallocate through release.
937 (call_summary): New class.
938 (gt_ggc_mx): New overload.
939 (gt_pch_nx): Likewise.
940 (gt_pch_nx): Likewise.
942 2017-05-03 Jeff Law <law@redhat.com>
944 PR tree-optimization/78496
945 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
946 from simplify_cond_using_ranges. Split off code to walk
947 backwards through casts into ...
948 (simplify_cond_using_ranges_2): New function.
949 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
950 (execute_vrp): After identifying jump threads, call
951 simplify_cond_using_ranges_2.
953 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
956 * ipa-inline.h (inline_summary): Add ctor.
957 (create_ggc): Do not use ggc_cleared_alloc.
959 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
960 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
962 * gcc.c (handle_braces): Support escaping in switch matching
964 * doc/invoke.texi (Spec Files): Document it.
965 Remove superfluous @code markup in items.
967 2017-05-03 David Malcolm <dmalcolm@redhat.com>
969 * diagnostic-show-locus.c (struct column_range): New struct.
970 (get_affected_columns): New function.
971 (get_printed_columns): New function.
972 (struct correction): New struct.
973 (correction::ensure_capacity): New function.
974 (correction::ensure_terminated): New function.
975 (struct line_corrections): New struct.
976 (line_corrections::~line_corrections): New dtor.
977 (line_corrections::add_hint): New function.
978 (layout::print_trailing_fixits): Reimplement in terms of the new
980 (selftest::test_overlapped_fixit_printing): New function.
981 (selftest::diagnostic_show_locus_c_tests): Call it.
983 2017-05-03 Nathan Sidwell <nathan@acm.org>
985 Canonicalize canonical type hashing
986 * tree.h (type_hash_canon_hash): Declare.
987 * tree.c (type_hash_list, attribute_hash_list): Move into
988 type_hash_canon_hash.
989 (build_type_attribute_qual_variant): Break out hash code calc into
990 type_hash_canon_hash.
991 (type_hash_canon_hash): New. Generic type hash computation.
992 (build_range_type_1, build_array_type_1, build_function_type,
993 build_method_type_directly, build_offset_type, build_complex_type,
994 make_vector_type): Call it.
996 2017-05-03 Richard Biener <rguenther@suse.de>
998 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
999 When all DRs have unknown misaligned do not always peel
1000 when there is a store but apply the same costing model as if
1001 there were only loads.
1003 2017-05-03 Richard Biener <rguenther@suse.de>
1006 PR tree-optimization/80492
1007 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1008 compare_base_decls returning dont-know properly.
1010 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
1012 * config/arm/iterators.md (CCSI): New mode iterator.
1013 (arch): New mode attribute.
1014 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
1015 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
1016 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
1017 code iterator for success result mode.
1018 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
1019 the corresponding new insn generators.
1021 2017-05-03 Bin Cheng <bin.cheng@arm.com>
1024 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1025 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1027 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
1029 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
1030 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
1031 (DDR_A): Wrap DDR argument in brackets.
1032 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
1033 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
1034 (DDR_REVERSED_P): Likewise.
1036 2017-05-03 Jakub Jelinek <jakub@redhat.com>
1038 PR tree-optimization/79472
1039 * tree-switch-conversion.c (struct switch_conv_info): Add
1040 contiguous_range and default_case_nonstandard fields.
1041 (collect_switch_conv_info): Compute contiguous_range and
1042 default_case_nonstandard fields, don't clear final_bb if
1043 contiguous_range and only the default case doesn't have the required
1045 (check_all_empty_except_final): Set default_case_nonstandard instead
1046 of failing if contiguous_range and the default case doesn't have empty
1048 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
1049 and only the default case doesn't have the required constants. Skip
1051 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
1052 if default_case_nonstandard.
1053 (build_constructors): Build constant 1 just once. Assert that default
1054 values aren't inserted in between cases if contiguous_range. Skip
1056 (build_arrays): Skip virtual phis.
1057 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
1058 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
1059 Handle virtual phis.
1060 (gen_inbound_check): Handle default_case_nonstandard case.
1061 (process_switch): Adjust check_final_bb caller. Call
1062 gather_default_values with the first non-default case instead of
1063 default case if default_case_nonstandard.
1065 2017-05-02 Nathan Sidwell <nathan@acm.org>
1067 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
1068 check. Fix formatting.
1070 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
1072 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
1073 errors when comparing specialized and unspecialized times.
1075 2017-05-02 David Malcolm <dmalcolm@redhat.com>
1077 * diagnostic-show-locus.c
1078 (layout::should_print_annotation_line_p): Make private.
1079 (layout::print_annotation_line): Make private.
1080 (layout::annotation_line_showed_range_p): Make private.
1081 (layout::show_ruler): Make private.
1082 (layout::print_source_line): Make private. Pass in line and
1083 line_width, rather than calling location_get_source_line. Drop
1085 (layout::print_leading_fixits): New method.
1086 (layout::print_any_fixits): Rename to...
1087 (layout::print_trailing_fixits): ...this, and make private.
1088 Don't print newline fixits.
1089 (diagnostic_show_locus): Move logic for printing one row into...
1090 (layout::print_line): ...this new function. Move the
1091 location_get_source_line call and error-handling from
1092 print_source_line to here. Call print_leading_fixits, and rename
1093 print_any_fixits to print_trailing_fixits.
1094 (selftest::test_fixit_insert_containing_newline): Update now that
1095 newlines are partially supported.
1096 (selftest::test_fixit_insert_containing_newline_2): New test.
1097 (selftest::test_fixit_replace_containing_newline): Update comments.
1098 (selftest::diagnostic_show_locus_c_tests): Call the new test.
1099 * edit-context.c (class added_line): New class.
1100 (class edited_line): Describe newline handling in comment.
1101 (edited_line::actually_edited_p): New method.
1102 (edited_line::print_content): Delete redundant decl.
1103 (edited_line::m_predecessors): New field.
1104 (edited_file::print_content): Call edited_line::print_content.
1105 (edited_file::print_diff): Update to support newlines.
1106 (edited_file::print_diff_hunk): Likewise.
1107 (edited_file::print_run_of_changed_lines): New function.
1108 (edited_file::print_diff_line): Convert to...
1109 (print_diff_line): ...this.
1110 (edited_file::get_effective_line_count): New function.
1111 (edited_line::edited_line): Initialize new field m_predecessors.
1112 (edited_line::~edited_line): Clean up m_predecessors.
1113 (edited_line::apply_fixit): Handle newlines.
1114 (edited_line::get_effective_line_count): New function.
1115 (edited_line::print_content): New function.
1116 (edited_line::print_diff_lines): New function.
1117 (selftest::test_applying_fixits_insert_containing_newline): New
1119 (selftest::test_applying_fixits_replace_containing_newline): New
1121 (selftest::insert_line): New function.
1122 (selftest::test_applying_fixits_multiple_lines): Add example of
1124 (selftest::edit_context_c_tests): Call the new tests.
1126 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1128 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
1129 parameter cand. Update dump information.
1130 (get_computation_cost): Update uses.
1132 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1134 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
1135 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
1136 (get_computation_at, rewrite_use_address): Update use of
1137 get_computation_aff.
1139 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1141 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
1142 (get_computation): Delete.
1143 (get_computation_cost): Implement like get_computation_cost_at.
1144 Use get_computation_at.
1145 (get_computation_cost_at): Delete.
1146 (rewrite_use_nonlinear_expr): Use get_computation_at.
1147 (rewrite_use_compare, remove_unused_ivs): Ditto.
1149 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1151 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
1153 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1155 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
1156 (ivopts_global_cost_for_size): Rename parameter and update uses.
1157 (iv_ca_recount_cost): Update uses.
1158 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
1159 candidates seperately in n_invs and n_cands.
1160 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
1162 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1164 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
1165 (find_inv_vars_cb): New.
1166 (find_depends): Renamed to ...
1167 (find_inv_vars): ... this.
1168 (add_candidate_1, force_var_cost): Call find_inv_vars.
1169 (split_address_cost, determine_group_iv_cost_cond): Ditto.
1171 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1173 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
1174 inv_vars. Add inv_exprs.
1175 (struct iv_cand): Rename depends_on to inv_vars.
1176 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
1177 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
1178 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
1179 (dump_cand): Dump inv_vars.
1180 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
1181 (record_invariant, find_depends, add_candidate_1): Ditto.
1182 (set_group_iv_cost, force_var_cost): Ditto.
1183 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
1184 (get_computation_cost_at, get_computation_cost): Ditto.
1185 (determine_group_iv_cost_generic): Ditto.
1186 (determine_group_iv_cost_address): Ditto.
1187 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
1188 (determine_group_iv_costs): Ditto.
1189 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
1190 (iv_ca_set_remove_invariants): Renamed to ...
1191 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
1192 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
1193 (iv_ca_set_add_invariants): Renamed to ...
1194 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
1195 (iv_ca_set_cp): Use iv_ca_set_add_invs.
1196 (iv_ca_has_deps): Support inv_vars and inv_exprs.
1197 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
1198 (create_new_ivs): Remove useless dump.
1200 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1202 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
1204 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
1205 (iv_ca_set_no_cp, create_new_iv): Ditto.
1207 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1209 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1211 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1213 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
1214 function tree_check2.
1216 2017-05-02 Martin Liska <mliska@suse.cz>
1218 * doc/gcov.texi: Add missing preposition.
1219 * gcov.c (function_info::function_info): Properly fill up
1220 all member variables.
1222 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1224 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
1226 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1228 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
1230 2017-05-02 Martin Liska <mliska@suse.cz>
1233 * lto-streamer-in.c (lto_read_tree_1): Remove
1235 * lto-streamer.c (struct tree_hash_entry): Likewise.
1236 (struct tree_entry_hasher): Likewise.
1237 (tree_entry_hasher::hash): Likewise.
1238 (tree_entry_hasher::equal): Likewise.
1239 (lto_streamer_init): Likewise.
1240 (lto_orig_address_map): Likewise.
1241 (lto_orig_address_get): Likewise.
1242 (lto_orig_address_remove): Likewise.
1243 * lto-streamer.h: Likewise.
1244 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1245 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
1247 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
1249 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
1250 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
1251 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
1252 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
1253 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
1254 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
1255 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
1256 (mm_maskz_sub_ss): New intrinsics.
1257 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1258 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
1259 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
1260 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
1261 (__builtin_ia32_subss_mask_round): New builtins.
1262 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1263 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
1264 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
1266 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
1267 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
1269 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
1272 2017-05-02 Martin Jambor <mjambor@suse.cz>
1274 PR tree-optimization/78687
1275 * tree-sra.c (access): New field parent.
1276 (process_subtree_disqualification): New function.
1277 (disqualify_candidate): Call it.
1278 (build_accesses_from_assign): Reset write flag if creating an
1280 (build_access_subtree): Fill in parent field and also prpagate
1281 down grp_write flag.
1282 (create_artificial_child_access): New parameter set_grp_write, set
1283 grp_write to its value.
1284 (propagate_subaccesses_across_link): Also propagate grp_write flag
1286 (propagate_all_subaccesses): Push the closest parent back to work
1287 queue if add_access_to_work_queue returned true.
1289 2017-05-02 Richard Biener <rguenther@suse.de>
1291 * common.opt (fstrict-overflow): Alias negative to fwrapv.
1292 * doc/invoke.texi (fstrict-overflow): Remove all traces of
1293 -fstrict-overflow documentation.
1294 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
1295 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
1296 flag_strict_overflow.
1297 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
1298 * lto-opts.c (lto_write_options): Do not stream it.
1299 * lto-wrapper.c (merge_and_complain): Do not handle it.
1300 * opts.c (default_options_table): Do not set -fstrict-overflow.
1301 (finish_options): Likewise do not clear it when sanitizing.
1302 * simplify-rtx.c (simplify_const_relational_operation): Do not
1303 test flag_strict_overflow.
1305 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1307 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
1308 using enabled attribute.
1309 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
1310 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
1311 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
1312 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
1313 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
1314 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
1315 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
1316 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
1317 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
1318 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
1320 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
1324 2017-05-02 Richard Biener <rguenther@suse.de>
1326 PR tree-optimization/80591
1328 2017-04-10 Richard Biener <rguenther@suse.de>
1330 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1333 2017-05-02 Richard Biener <rguenther@suse.de>
1335 PR tree-optimization/80549
1336 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
1337 (cleanup_tree_cfg_noloop): Create forwarders to known loop
1338 headers if they do not have a preheader.
1340 2017-05-02 Martin Liska <mliska@suse.cz>
1343 * common.opt: Fix typo.
1344 * doc/invoke.texi: Likewise.
1346 2017-05-01 Jan Beulich <jbeulich@suse.com>
1348 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
1349 swapping, add (x,x,m,x,n) alternative.
1351 2017-05-01 Nathan Sidwell <nathan@acm.org>
1353 * calls.c (combine_pending_stack_adjustment_and_call): Remove
1354 unnecessary unadjusted_alignment check.
1356 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1359 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
1361 * gimplify.c (gimplify_cilk_detach): New function.
1362 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
1363 * tree-core.h: Document EXPR_CILK_SPAWN.
1364 * tree.h (EXPR_CILK_SPAWN): Define.
1366 2017-05-01 David Malcolm <dmalcolm@redhat.com>
1368 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
1369 to use new fixit_hint representation, using the "replace" logic.
1370 (get_line_span_for_fixit_hint): Likewise.
1371 (layout::print_any_fixits): Likewise.
1372 (selftest::test_one_liner_many_fixits): Rename to...
1373 (selftest::test_one_liner_many_fixits_1): ...this, and update
1374 comment and expected output to reflect that the multiple fix-it
1375 hints are now consolidated into one insertion.
1376 (selftest::test_one_liner_many_fixits_2): New test.
1377 (selftest::test_diagnostic_show_locus_one_liner): Update for
1379 (selftest::test_fixit_consolidation): Update for fix-it API
1381 * diagnostic.c (print_parseable_fixits): Likewise.
1382 * edit-context.c (edited_line::m_line_events): Convert from
1383 auto_vec <line_event *> to auto_vec <line_event>.
1384 (class line_event): Convert from abstract base class to a concrete
1385 class, taking over the role of replace_event.
1386 (class insert_event): Delete.
1387 (class replace_event): Rename to class line_event. Convert to
1389 (edit_context::add_fixits): Reimplement.
1390 (edit_context::apply_insert): Delete.
1391 (edit_context::apply_replace): Rename to...
1392 (edit_context::apply_fixit): ...this. Convert to half-open range.
1393 (edited_file::apply_insert): Delete.
1394 (edited_file::apply_replace): Rename to...
1395 (edited_file::apply_fixit): ...this.
1396 (edited_line::~edited_line): Drop deletion of events.
1397 (edited_line::apply_insert): Delete.
1398 (edited_line::apply_replace): Rename to...
1399 (edited_line::apply_fixit): ...this. Convert to half-open range.
1400 Update for change to type of m_line_events.
1401 * edit-context.h (edit_context::apply_insert): Delete.
1402 (edit_context::apply_replace): Rename to...
1403 (edit_context::apply_fixit): ...this.
1405 2017-05-01 Martin Sebor <msebor@redhat.com>
1407 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
1410 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
1413 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
1414 __get_cpuid_max returns 0.
1415 (__get_cpuid_count): Ditto.
1417 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
1419 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
1420 replacement expression is another instance of one of its arguments.
1422 2017-05-01 Jakub Jelinek <jakub@redhat.com>
1425 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
1426 check for stack push/pop autoinc.
1427 * config/i386/i386.c (ix86_agi_dependent): Return false
1428 if the only reason why modified_in_p returned true is that
1429 addr is SP based and set_insn is a push or pop.
1431 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1433 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
1436 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1439 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
1440 (account_size_time): Use two predicates - exec_pred and
1442 (evaluate_conditions_for_known_args): Compute both clause and
1444 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
1445 (inline_summary_t::duplicate): Update.
1446 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
1448 (compute_inline_parameters): Likewise.
1449 (estimate_edge_size_and_time): Update caluclation of time.
1450 (estimate_node_size_and_time): Compute both time and nonspecialized
1452 (estimate_ipcp_clone_size_and_time): Update.
1453 (inline_merge_summary): Update.
1454 (do_estimate_edge_time): Update.
1455 (do_estimate_edge_size): Update.
1456 (do_estimate_edge_hints): Update.
1457 (inline_read_section, inline_write_summary): Stream both new predicates.
1458 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
1460 (compute_inlined_call_time): Cleanup.
1461 (big_speedup_p): Update.
1462 (edge_badness): Update.
1463 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
1464 (size_time_entry): Replace predicate by exec_predicate and
1466 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
1467 (estimate_edge_time): Return also nonspec_time.
1468 (reset_edge_growth_cache): Update.
1470 2017-04-29 Jakub Jelinek <jakub@redhat.com>
1472 PR rtl-optimization/80491
1473 * ifcvt.c (noce_process_if_block): When looking for x setter
1474 with missing else_bb, don't check only the insn right before
1475 cond_earliest, but look for the last insn that x is modified in
1478 PR rtl-optimization/80491
1479 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
1481 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
1483 PR tree-optimization/80487
1484 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
1486 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1488 PR tree-optimization/79697
1489 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
1490 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
1491 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
1493 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
1494 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
1496 2017-04-28 Martin Sebor <msebor@redhat.com>
1498 PR tree-optimization/80523
1499 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
1500 (init_target_to_host_charmap, target_to_host, target_strtol10): New
1502 (maybe_warn, format_directive, parse_directive): Use new functions.
1503 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
1505 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
1507 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
1509 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1511 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
1512 target_header_dir): Set correctly.
1513 * configure: Regenerated.
1514 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1515 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1516 instead of SYSTEM_HEADER_DIR.
1518 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
1520 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
1521 (estimate_local_effects): Likewise.
1522 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
1523 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
1524 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
1525 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
1526 do_estimate_edge_time, estimate_edge_time): Likewise.
1527 * ipa-inline-analysis.c (estimate_node_size_and_time,
1528 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
1529 (estimate_time_after_inlining): Remove.
1531 2017-04-28 Martin Liska <mliska@suse.cz>
1533 * doc/gcov.texi: Enhance documentation of gcov.
1535 2017-04-28 Martin Liska <mliska@suse.cz>
1537 * doc/gcov.texi: Sort options in alphabetic order.
1538 * doc/gcov-dump.texi: Likewise.
1539 * doc/gcov-tool.texi: Likewise.
1540 * gcov.c (print_usage): Likewise.
1541 * gcov-dump.c (print_usage): Likewise.
1542 * gcov-tool.c (print_merge_usage_message): Likewise.
1543 (print_rewrite_usage_message): Likewise.
1544 (print_overlap_usage_message): Likewise.
1546 2017-04-28 Martin Liska <mliska@suse.cz>
1548 PR gcov-profile/53915
1549 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
1551 2017-04-28 Martin Liska <mliska@suse.cz>
1553 PR gcov-profile/79891
1554 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
1555 is marked by compiler as living on a line.
1556 (get_cycles_count): Remove usage of the union.
1557 (output_intermediate_file): Likewise.
1558 (find_source): Fix GNU coding style.
1559 (accumulate_line_counts): Remove old non-all block mode.
1560 (output_lines): Remove usage of the union.
1561 * profile.c (output_location): Include all BBs, even if
1562 belonging to a same line (and file) as a previous BB.
1564 2017-04-28 Martin Liska <mliska@suse.cz>
1566 * gcov.c (process_args): Handle new argument 'w'.
1567 (read_graph_file): Assign ID to BBs.
1568 (output_branch_count): Display BB # if verbose flag is set.
1569 (output_lines): Likewise for arcs.
1570 (print_usage): Add '--verbose' option help.
1571 * doc/gcov.texi: Document --verbose (-w) option.
1573 2017-04-28 Martin Liska <mliska@suse.cz>
1575 * gcov.c (struct block_location_info): New struct.
1576 (process_file): Fill up the new structure.
1577 (read_graph_file): Replace usage of encoding by the newly added
1579 (add_line_counts): Likewise.
1580 (accumulate_line_counts): Remove usage of the union.
1581 (function_info::function_info): New function.
1582 (function_info::~function_info): Likewise.
1583 (process_file): Call delete instead of release_function.
1584 (release_function): Release the function.
1585 (release_structures): Call delete instead of release_function.
1586 (solve_flow_graph): Replace usage of num_blocks.
1587 (find_exception_blocks): Likewise.
1588 (output_lines): Fix GNU coding style.
1590 2017-04-28 Martin Liska <mliska@suse.cz>
1593 * coverage.c (coverage_remove_note_file): New function.
1594 * coverage.h: Declare the function.
1595 * toplev.c (finalize): Clean if an error has been seen.
1597 2017-04-28 Martin Liska <mliska@suse.cz>
1599 PR gcov-profile/80031
1600 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1601 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1602 * gcov.c (read_graph_file): Read just number of blocks.
1603 * profile.c (branch_prob): Do not stream 0 flags per a basic
1606 2017-04-28 Martin Liska <mliska@suse.cz>
1608 * gcov-dump.c (tag_*): Add new argument to declarations.
1609 (dump_gcov_file): Likewise.
1610 (tag_blocks): Add and use new argument depth.
1611 (tag_arcs): Likewise.
1612 (tag_lines): Likewise.
1613 (tag_counters): Likewise.
1614 (tag_summary): Likewise.
1615 (dump_working_sets): Use depth to do a proper indentation.
1617 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1620 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1621 * symtab.c (symtab_node::debug_symtab): Move definition here.
1623 2017-04-28 Richard Biener <rguenther@suse.de>
1625 * lto-streamer.h (LTO_major_version): Bump to 7.
1627 2017-04-28 Richard Biener <rguenther@suse.de>
1629 * tree-vrp.c (assert_info): New struct.
1630 (add_assert_info): New helper.
1631 (register_edge_assert_for_2): Refactor to add asserts to a vector
1633 (register_edge_assert_for_1): Likewise.
1634 (register_edge_assert_for): Likewise.
1635 (finish_register_edge_assert_for): New helper actually registering
1636 asserts where live on edge.
1637 (find_conditional_asserts): Adjust.
1638 (find_switch_asserts): Likewise.
1639 (evrp_dom_walker::try_find_new_range): Generalize.
1640 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
1642 2017-04-27 Marek Polacek <polacek@redhat.com>
1645 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
1646 arg10 and arg11 to itype.
1648 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
1650 * doc/extend.texi (Object Size Checking): Improve grammar.
1652 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1655 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1656 that the logic for permitting reciprocal estimates matches that
1659 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1662 * tree.c (type_cache_hasher::equal): Only compare
1663 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1664 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1665 non-aggregate element types.
1666 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1667 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1669 2017-04-27 Richard Biener <rguenther@suse.de>
1672 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1673 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1674 keeping a reference to a trailing array.
1676 2017-04-27 Richard Biener <rguenther@suse.de>
1679 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1680 being in loop-closed SSA form conservatively.
1681 (chrec_fold_multiply_poly_poly): Likewise.
1683 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1686 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1687 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1689 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1692 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1693 (aarch64_function_arg_alignment): Return unsigned int again, but still
1694 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1695 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1696 Don't emit -Wpsabi note.
1697 (aarch64_function_arg_boundary): Likewise.
1698 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1701 2017-04-26 Nathan Sidwell <nathan@acm.org>
1703 * tree.h (crc32_unsigned_n): Declare.
1704 (crc32_unsigned, crc32_unsigned): Make inline.
1705 * tree.c (crc32_unsigned_bits): Replace with ...
1706 (crc32_unsigned_n): ... this.
1707 (crc32_unsigned, crc32_byte): Remove.
1708 (crc32_string): Remove unnecessary braces.
1710 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1712 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1713 * ipa-inline-analysis.c (MAX_TIME): Remove.
1714 (account_size_time): Use sreal for time.
1715 (dump_inline_summary): Update.
1716 (estimate_function_body_sizes): Update.
1717 (estimate_edge_size_and_time): Update.
1718 (estimate_calls_size_and_time): Update.
1719 (estimate_node_size_and_time): Update.
1720 (inline_merge_summary): Update.
1721 (inline_update_overall_summary): Update.
1722 (estimate_time_after_inlining): Update.
1723 (inline_read_section): Update.
1724 (inline_write_summary): Update.
1725 * ipa-inline.c (compute_uninlined_call_time): Update.
1726 (compute_inlined_call_time): Update.
1727 (recursive_inlining): Update.
1728 (inline_small_functions): Update.
1729 (dump_overall_stats): Update.
1730 * ipa-inline.h: Include sreal.h.
1731 (size_time_entry): Turn time to sreal.
1732 (inline_summary): Turn self_time nad time to sreal.
1734 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1736 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1738 (sreal::stream_out, sreal::stream_in): New.
1739 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1741 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1743 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1746 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1751 (dimode_scalar_chain::compute_convert_gain): Ditto.
1752 (dimode_scalar_chain::make_vector_copies): Ditto.
1753 (dimode_scalar_chain::convert_reg): Ditto.
1754 (dimode_scalar_chain::convert_insn): Ditto.
1755 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1756 (VI248_AVX512BW_1): New mode iterator.
1757 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1758 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1761 2017-04-25 Martin Sebor <msebor@redhat.com>
1763 PR tree-optimization/80497
1764 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1765 constants are representable in HOST_WIDE_INT.
1766 (parse_directive): Ditto.
1768 2017-04-25 Martin Sebor <msebor@redhat.com>
1771 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1772 (new_zero_array): Adjust signature.
1773 (dom_info::dom_init): Used unsigned rather that size_t.
1774 (dom_info::dom_info): Same.
1776 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1777 Jakub Jelinek <jakub@redhat.com>
1780 * config/arm/arm.c: Include gimple.h.
1781 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1782 returns negative, increment ncrn only if it returned positive.
1783 (arm_needs_doubleword_align): Return int instead of bool,
1784 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1785 members, but if there is any such non-FIELD_DECL
1786 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1787 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1788 returns negative, increment nregs only if it returned positive.
1789 (arm_setup_incoming_varargs): Likewise.
1790 (arm_function_arg_boundary): Emit -Wpsabi note if
1791 arm_needs_doubleword_align returns negative, return
1792 DOUBLEWORD_ALIGNMENT only if it returned positive.
1794 2017-04-25 Marek Polacek <polacek@redhat.com>
1797 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1798 first argument to type.
1800 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1803 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1804 type checks to test for compatibility instead of equality.
1806 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1807 Jakub Jelinek <jakub@redhat.com>
1810 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1812 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1813 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1814 the alignment computation, but return their maximum in warn_alignment.
1815 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1816 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1818 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1819 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1822 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1824 * config/arc/simdext.md (dmpyh): Fix typo.
1826 2017-04-25 Richard Biener <rguenther@suse.de>
1828 PR tree-optimization/80492
1829 * alias.c (compare_base_decls): Handle registers with asm
1830 specification conservatively.
1831 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1832 compare_base_decls returning dont-know properly.
1834 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1836 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1837 (legitimate_offset_address_p): New function.
1838 (arc_legitimate_address_p): Use above function.
1840 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1842 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1844 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1846 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1847 ACCH registers whenever they are available.
1849 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1851 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1852 double regs fix when not used.
1854 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1856 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1858 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1859 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1861 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1863 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1864 when emitting short ADD instructions.
1866 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1868 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1870 (cmpsi_cc_c_insn): Likewise.
1871 (cbranchsi4_scratch): Compute proper instruction length using
1872 compact_hreg_operand.
1873 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1875 2017-04-25 Richard Biener <rguenther@suse.de>
1878 * passes.c (pass_manager::pass_manager): Initialize
1881 2017-04-25 Richard Biener <rguenther@suse.de>
1883 PR tree-optimization/79201
1884 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1886 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1889 * config/s390/vector.md: Split MEM->GPR vector moves for
1890 non-s_operand addresses.
1892 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1895 * config/s390/predicates.md (reload_const_wide_int_operand): New
1897 * config/s390/s390.md ("movti"): Remove d/P alternative.
1898 ("movti_bigconst"): New pattern definition.
1900 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1903 * s390-protos.h (s390_expand_cs_hqi): Removed.
1904 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1905 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1906 modes as well as CCZ1mode and CCZmode.
1907 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1908 signature of s390_emit_compare_and_swap.
1909 (s390_expand_cs_hqi): Likewise, make static.
1910 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1911 compare-and-swap, in some cases.
1912 (s390_expand_cs): Wrapper function.
1913 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1915 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1916 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1917 patterns for small and large integers. Forbid symref memory operands.
1918 Move expander to s390.c. Require cc register.
1919 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1920 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1921 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1922 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1923 symref memory operands. Remove CC mode and call s390_match_ccmode
1925 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1927 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1929 * config/s390/s390.md (define_peephole2): New peephole to help
1930 combining the load-and-test pattern with volatile memory.
1932 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1934 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1935 with CCZmode for TARGET_Z196.
1937 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1939 PR rtl-optimization/80501
1940 * combine.c (make_compound_operation_int): Set subreg_code to SET
1941 even for AND with mask of the sign bit of mode.
1943 PR rtl-optimization/80500
1944 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1945 sum's initial value.
1947 2017-04-25 Julian Brown <julian@codesourcery.com>
1948 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1950 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1952 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1954 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1956 2017-04-25 Julian Brown <julian@codesourcery.com>
1957 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1959 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1960 (thunderx2t99_sha): New Reservation.
1962 2017-04-25 Julian Brown <julian@codesourcery.com>
1963 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1965 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1966 type for 1-element load.
1968 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1970 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1972 2017-04-24 Martin Jambor <mjambor@suse.cz>
1974 PR tree-optimization/80293
1975 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1976 char arrays not totally scalarizable if it is false.
1977 (analyze_all_variable_accesses): Pass correct value in the new
1978 parameter. Add a statistics counter.
1980 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1983 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1985 2017-04-24 Richard Biener <rguenther@suse.de>
1987 PR tree-optimization/80494
1988 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1989 out for complex types.
1991 2017-04-24 Richard Biener <rguenther@suse.de>
1993 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1994 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1995 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1996 (DFS): Adjust and never fail.
1997 (sccvn_dom_walker::fail): Remove.
1998 (sccvn_dom_walker::before_dom_children): Adjust.
1999 (run_scc_vn): Likewise and never fail.
2000 * tree-ssa-pre.c (pass_pre::execute): Adjust.
2001 (pass_fre::execute): Likewise.
2003 2017-04-24 Richard Biener <rguenther@suse.de>
2005 PR tree-optimization/79725
2006 * tree-ssa-sink.c (statement_sink_location): Return whether
2007 failure reason was zero uses. Move that check later.
2008 (sink_code_in_bb): Deal with zero uses by removing the stmt
2011 2017-04-24 Richard Biener <rguenther@suse.de>
2014 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
2015 pointer-based references.
2017 2017-04-24 Richard Biener <rguenther@suse.de>
2020 * pass_manager.h (pass_manager::operator new): Remove.
2021 (pass_manager::operator delete): Likewise.
2022 * passes.c (pass_manager::operator new): Remove.
2023 (pass_manager::operator delete): Likewise.
2024 (pass_manager::pass_manager): Zero individual pass members.
2026 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
2029 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
2030 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
2031 Check "XEXP (src, 1)" operand here.
2032 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
2033 Check "XEXP (src, 1)" operand here.
2034 (dimode_scalar_chain::make_vector_copies): Detect count register
2035 of a shift instruction. Zero extend count register from QImode
2036 to DImode to satisfy vector shift pattern count operand predicate.
2037 Substitute vector shift count operand with a DImode copy.
2038 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
2041 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
2043 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
2044 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2045 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
2046 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2047 (UNSPEC_NOREX_MEM): Remove definition.
2049 2017-04-21 Richard Biener <rguenther@suse.de>
2051 PR tree-optimization/79547
2052 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2053 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
2054 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
2055 without any constraints.
2057 2017-04-21 Richard Biener <rguenther@suse.de>
2059 PR tree-optimization/78847
2060 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
2062 2017-04-21 Richard Biener <rguenther@suse.de>
2064 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
2065 (build_distinct_type_copy): Likewise.
2066 (build_variant_type_copy): Likewise.
2067 * tree.c (build_qualified_type): Pass down mem-stat info.
2068 (build_distinct_type_copy): Likewise.
2069 (build_variant_type_copy): Likewise.
2071 2017-04-21 Richard Biener <rguenther@suse.de>
2073 PR tree-optimization/80237
2074 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
2076 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
2077 for a simplified result.
2079 2016-04-21 Richard Biener <rguenther@suse.de>
2081 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
2082 sth as strict as a simple_iv but a chrec without symbols and an
2083 operand defined in the loop we are peeling (and not some subloop).
2084 (propagate_constants_for_unrolling): Propagate all constants.
2086 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2089 * config/i386/i386.c (print_reg): Remove assert for disalowed
2090 regno values, call output_operand_lossage instead.
2092 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2095 * config/i386/constraints.md (Yc): New register constraint.
2096 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
2097 Use Yc constraint for alternative 2 of operand 0. Remove
2098 preferred_for_speed attribute.
2100 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2102 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
2103 lastprivate clauses in SIMT case.
2105 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
2107 * doc/invoke.texi (-Wextra-semi): Document new warning option.
2109 2017-04-20 Richard Biener <rguenther@suse.de>
2111 PR tree-optimization/57796
2112 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
2114 (vect_model_load_cost): Cost gathers as N scalar loads.
2116 2017-04-20 Richard Biener <rguenther@suse.de>
2118 * ggc-page.c (ggc_allocated_p): Rename to ...
2119 (safe_lookup_page_table_entry): ... this and return the lookup
2121 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
2123 2017-04-20 Richard Biener <rguenther@suse.de>
2125 PR tree-optimization/80453
2126 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
2127 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
2128 from the conditions.
2129 (vn_phi_eq): Pass them down.
2130 (vn_phi_lookup): Record them.
2131 (vn_phi_insert): Likewise.
2133 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
2135 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
2136 uninitialized variable warning to avoid buffer overrun.
2138 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2141 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
2142 is suppressed for '{ 0 }' in C.
2144 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2146 * BASE-VER: Set to 8.0.0.
2148 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
2150 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
2151 priority .init_array and .fini_array section with SECTION_NOTYPE
2154 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2157 * tree.h (build_array_type): Add typeless_storage default argument.
2158 * tree.c (type_cache_hasher::equal): Also compare
2159 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
2160 (build_array_type): Add typeless_storage argument, set
2161 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
2163 (build_nonshared_array_type): Adjust build_array_type_1 caller.
2164 (build_array_type): Likewise. Add typeless_storage argument.
2166 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2167 Jakub Jelinek <jakub@redhat.com>
2169 PR tree-optimization/80426
2170 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
2171 operation on symbolic operands, also compute the overflow for the
2172 invariant part when the operation degenerates into a negation.
2174 2017-04-19 Jakub Jelinek <jakub@redhat.com>
2177 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
2178 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
2181 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
2183 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
2186 * config/avr/avr.c (tree.h): Include it.
2187 (cgraph.h): Include it.
2188 (avr_encode_section_info): Don't warn for uninitialized progmem
2189 variable if it's just an alias.
2191 2017-04-19 Richard Biener <rguenther@suse.de>
2194 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
2195 when needed by AutoPGO.
2197 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
2200 * doc/lto.texi: Remove an extra 'that'.
2202 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2204 PR rtl-optimization/80429
2205 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
2206 are only used in debug insns.
2208 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2209 Vladimir Makarov <vmakarov@redhat.com>
2211 * config/sparc/predicates.md (input_operand): Add comment. Return
2212 true for any memory operand when LRA is in progress.
2213 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
2215 2017-04-18 Jeff Law <law@redhat.com>
2218 * mips.md ({return,simple_return}_internal): Do not overwrite
2221 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2223 PR tree-optimization/80443
2224 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
2225 instead of adding 1, subtract -1 and similarly instead of subtracting
2228 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
2230 PR rtl-optimization/80357
2231 * haifa-sched.c (tmp_bitmap): New variable.
2232 (model_recompute): Handle duplicate use records.
2233 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
2234 (free_global_sched_pressure_data): Free it.
2236 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
2239 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2240 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2241 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2242 instead of SYSTEM_HEADER_DIR.
2244 2017-04-18 Jeff Law <law@redhat.com>
2247 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
2248 predecessors after walking up the insn chain.
2250 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2253 * dwarf2out.c (modified_type_die): Try harder not to emit internal
2254 sizetype type into debug info.
2256 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2259 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
2260 unneeded test for TARGET_UPPER_REGS_SF.
2261 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
2263 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2266 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
2267 instead of gsi_after_labels.
2269 2017-04-18 Jeff Law <law@redhat.com>
2271 * regcprop.c (maybe_mode_change): Avoid creating copies of the
2275 2017-04-13 Jeff Law <law@redhat.com>
2276 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2277 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2279 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
2282 * config/avr/avr.c (intl.h): Include it.
2283 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
2285 2017-04-18 Martin Liska <mliska@suse.cz>
2287 PR gcov-profile/78783
2288 * gcov-tool.c (gcov_output_files): Validate that destination
2289 file is either removed by the tool or by a user.
2291 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2292 Guy Benyei <guybe@mellanox.com>
2294 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
2295 block, and do not negate it, the stored id is already negative.
2297 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2299 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
2301 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2304 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
2305 masks of options that should be turned off if the VSX vector
2306 options are turned off.
2307 (OTHER_P8_VECTOR_MASKS): Likewise.
2308 (OTHER_VSX_VECTOR_MASKS): Likewise.
2309 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
2310 rs6000_disable_incompatible_switches to validate no type switches
2312 (rs6000_incompatible_switch): New function to disallow turning on
2313 other vector options if -mno-vsx, -mno-power8-vector, or
2314 -mno-power9-vector are specified.
2316 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2318 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
2320 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2322 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
2323 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
2324 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
2325 (ARG_POINTER_CFA_OFFSET): Likewise.
2327 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2329 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
2330 conditions to take advantage of various optimizations.
2332 2017-04-13 Jeff Law <law@redhat.com>
2334 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2335 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2336 (zero_extendsidi2_dext): Likewise.
2338 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2341 * fold-const.c (fold_ternary_loc): Revert
2342 use op0 instead of fold_convert_loc (loc, type, arg0) part of
2345 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
2347 PR rtl-optimization/80343
2348 * lra-remat.c (update_scratch_ops): Assign original hard reg to
2351 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
2354 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
2355 to ubsan_encode_value.
2357 2017-04-13 Jeff Law <law@redhat.com>
2359 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
2360 appearing in DEBUG_INSNs.
2362 2017-04-13 Martin Liska <mliska@suse.cz>
2364 PR gcov-profile/80413
2365 * gcov-io.c (gcov_write_string): Copy to buffer just when
2366 allocated size is greater than zero.
2368 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2371 * dwarf2out.c (decls_for_scope): Ignore declarations of
2372 current_function_decl in BLOCK_NONLOCALIZED_VARS.
2374 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
2377 * ipa-visibility.c (non_local_p): Fix typos.
2378 (localize_node): When localizing symbol in same comdat group,
2379 dissolve the group only when we know external symbols are going
2381 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
2383 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2385 PR tree-optimization/79390
2386 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
2387 order does not result in usable sequence, retry with reversed operand
2393 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
2394 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
2395 op0 instead of fold_convert_loc (loc, type, arg0).
2397 2017-04-12 Jeff Law <law@redhat.com>
2399 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
2400 has a delay slot in the generated code.
2402 * config/cris/cris.md (cris_preferred_reload_class): Return
2403 GENNONACR_REGS rather than GENERAL_REGS.
2405 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2408 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
2409 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
2410 signedness of the result type.
2412 2017-04-12 Richard Biener <rguenther@suse.de>
2413 Jeff Law <law@redhat.com>
2415 PR tree-optimization/80359
2416 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
2417 trim stores to TARGET_MEM_REFs.
2419 2017-04-12 Richard Biener <rguenther@suse.de>
2421 PR tree-optimization/79390
2422 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
2423 threading case even more.
2425 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
2428 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
2429 for quad_address_p for TImode, instead of just not indexed_address.
2431 2017-04-12 Richard Biener <rguenther@suse.de>
2432 Bernd Edlinger <bernd.edlinger@hotmail.de>
2435 * alias.c (component_uses_parent_alias_set_from): Handle
2436 TYPE_TYPELESS_STORAGE.
2437 (get_alias_set): Likewise.
2438 * tree-core.h (tree_type_common): Add typeless_storage flag.
2439 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
2440 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
2441 for types containing members with TYPE_TYPELESS_STORAGE.
2442 (place_field): Likewise.
2443 (layout_type): Likewise for ARRAY_TYPE.
2444 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
2445 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
2446 TYPE_TYPELESS_STORAGE.
2447 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
2449 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2452 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2453 first argument to type.
2455 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2459 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
2460 CONST0_RTX (mode) rather than const0_rtx where appropriate.
2461 (rs6000_expand_binop_builtin): Likewise.
2462 (rs6000_expand_ternop_builtin): Likewise; also add missing
2463 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
2464 vshasigma built-ins.
2465 * doc/extend.texi: Document that vec_xxpermdi's third argument
2468 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
2470 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
2471 Use shift_const cost parameter when calculating gain of STV shifts.
2473 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
2475 PR rtl-optimization/70478
2476 * lra-constraints.c (process_alt_operands): Check memory for
2477 disfavoring memory insn operand.
2479 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2482 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
2483 left shift in unsigned HOST_WIDE_INT type.
2485 PR rtl-optimization/80385
2486 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
2487 (not (neg X)) into (plus X -1) for complex or non-integral modes.
2490 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
2491 if they have any depend clauses.
2493 2017-04-11 Martin Liska <mliska@suse.cz>
2496 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
2497 * ipa-split.c (split_function): Create a local comdat symbol
2498 if caller is in a comdat group.
2500 2017-04-11 Martin Liska <mliska@suse.cz>
2503 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
2506 2017-04-11 Martin Sebor <msebor@redhat.com>
2509 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
2510 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
2512 (directive::set_width, directive::set_precision, format_character):
2514 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
2517 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
2520 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
2521 conflict, set target->arch_name instead of target->cpu_name.
2523 2017-04-11 Richard Biener <rguenther@suse.de>
2525 PR tree-optimization/80374
2526 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
2527 build_zero_cst, remove fold_convertible_p check again.
2529 2017-04-11 Martin Liska <mliska@suse.cz>
2532 * ubsan.c (instrument_object_size): Do not instrument register
2535 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2538 * config/i386/i386-builtin-types.def
2539 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
2540 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
2541 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
2542 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
2543 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
2544 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
2545 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
2546 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
2547 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
2548 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
2549 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
2550 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
2551 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
2552 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
2553 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
2554 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
2555 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
2556 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
2557 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
2558 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
2559 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
2560 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
2561 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
2562 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
2563 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
2564 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
2565 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
2566 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
2567 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
2568 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
2569 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
2570 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
2571 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
2572 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
2573 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
2574 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
2575 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
2576 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
2577 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
2578 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
2579 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
2580 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
2581 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
2582 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
2583 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
2584 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
2586 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
2587 flag to second_arg_count, handle 4 argument function type _COUNT
2588 aliases, handle second_arg_count on second argument rather than last.
2590 2017-04-10 Jeff Law <law@redhat.com>
2592 PR tree-optimization/80374
2593 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2594 record anything if we can not convert integer_zero_node to the
2597 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2600 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2601 Enhance special handling given to the TARGET_P9_MINMAX option in
2602 relation to certain other options.
2604 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2606 PR tree-optimization/80153
2607 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2608 remove POINTER_PLUS_EXPR's base part directly, rather than through
2611 2017-04-10 Richard Biener <rguenther@suse.de>
2612 Bin Cheng <bin.cheng@arm.com>
2614 PR tree-optimization/80153
2615 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2616 the first element of pointer type aff_tree. Build result expr in
2618 (add_elt_to_tree): Convert to type unconditionally. Remove other
2620 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2621 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2623 2017-04-10 Richard Biener <rguenther@suse.de>
2625 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2628 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2630 PR rtl-optimization/70478
2631 * lra-constraints.c (curr_small_class_check): New.
2632 (update_and_check_small_class_inputs): New.
2633 (process_alt_operands): Update curr_small_class_check. Disfavor
2634 alternative insn memory operands. Check available regs for small
2637 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2640 * config/mips/mips.opt (-mvirt): Update description.
2641 * doc/invoke.texi (-mvirt): Likewise.
2643 2017-04-10 Richard Biener <rguenther@suse.de>
2646 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2647 looking for NEGATE_EXPR in -A / -B to A / B folding.
2649 2017-04-10 Martin Liska <mliska@suse.cz>
2651 PR gcov-profile/80224
2652 * gcov.c (print_usage): Fix usage string.
2653 (get_gcov_intermediate_filename): Remove.
2654 (output_gcov_file): Use both for normal and intermediate format.
2655 (generate_results): Do not initialize special file for
2656 intermediate format.
2658 2017-04-10 Richard Biener <rguenther@suse.de>
2660 PR tree-optimization/80304
2661 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2664 2017-04-10 Nathan Sidwell <nathan@acm.org>
2667 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2668 (rs6000_init_builtins): Use it.
2670 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2672 * config/arm/arm.md (<mrc>): Add mode to SET source.
2675 2017-04-10 Richard Biener <rguenther@suse.de>
2678 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2680 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2683 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2684 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2685 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2686 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2687 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2688 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2689 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2690 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2691 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2692 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2693 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2694 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2695 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2696 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2697 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2698 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2699 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2700 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2701 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2702 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2703 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2704 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2705 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2707 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2709 PR rtl-optimization/70478
2710 * lra-constraints.c: Reverse the last patch.
2712 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2714 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2715 Add comment for WCHAR_T.
2717 2017-04-08 Martin Liska <mliska@suse.cz>
2720 2017-04-07 Martin Liska <mliska@suse.cz>
2723 * ipa-split.c (split_function): Add function part to a same comdat
2726 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2729 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2731 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2733 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2734 (vec_pairing): ...to this.
2735 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2736 (rs6000_sched_init): Adjust for name change.
2737 (struct rs6000_sched_context): Likewise.
2738 (rs6000_init_sched_context): Likewise.
2739 (rs6000_set_sched_context): Likewise.
2741 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2747 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2749 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2750 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2751 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2753 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2755 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2757 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2759 PR rtl-optimization/70703
2760 * ira-color.c (update_conflict_hard_regno_costs): Use
2761 int64_t instead of HOST_WIDE_INT.
2763 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2765 PR rtl-optimization/70478
2766 * lra-constraints.c (process_alt_operands): Disfavor alternative
2767 insn memory operands.
2769 2017-04-07 Jeff Law <law@redhat.com>
2771 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2772 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2774 2017-04-07 Martin Liska <mliska@suse.cz>
2777 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2778 Show error message instead of an ICE.
2780 2017-04-07 Martin Liska <mliska@suse.cz>
2783 * ipa-split.c (split_function): Add function part to a same comdat
2786 2017-04-07 Richard Biener <rguenther@suse.de>
2789 * tree.c (get_unwidened): Also handle ! for_type case for
2791 * convert.c (do_narrow): Split out from ...
2792 (convert_to_integer_1): ... here. Do not pass final truncation
2793 type to get_unwidened for TRUNC_DIV_EXPR.
2795 2017-04-07 Richard Biener <rguenther@suse.de>
2797 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2799 (aff_combination_const): Adjust.
2800 (aff_combination_scale): Likewise.
2801 (aff_combination_add_elt): Likewise.
2802 (aff_combination_add_cst): Likewise.
2803 (aff_combination_convert): Likewise.
2804 (add_elt_to_tree): Likewise. Remove unused argument.
2805 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2807 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2809 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2811 * config/arm/arm.c (arm_default_short_enums): Use
2812 ARM_DEFAULT_SHORT_ENUMS.
2813 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2815 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2818 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2819 members with redundant out-of-class redeclaration.
2821 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2824 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2825 * config/i386/i386.md (*zero_extendsidi2):
2826 Add (?*x,*x) and (?*v,*v) alternatives.
2828 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2831 * config/i386/i386.c (ix86_expand_builtin)
2832 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2833 mode from insn data. Convert operands to insn operand mode.
2834 Copy operands that don't satisfy insn predicate to a register.
2836 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2838 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2841 2017-04-06 Richard Biener <rguenther@suse.de>
2843 PR tree-optimization/80334
2844 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2845 preserve alignment of accesses.
2847 2017-04-06 Richard Biener <rguenther@suse.de>
2849 PR tree-optimization/80262
2850 * tree-sra.c (build_ref_for_offset): Preserve address-space
2852 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2853 Drop useless address-space information on MEM_REF offsets.
2855 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2857 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2859 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2861 PR rtl-optimization/70703
2862 * ira-color.c (update_conflict_hard_regno_costs): Use
2863 HOST_WIDE_INT instead of long.
2865 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2868 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2869 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2871 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2872 for x86_64 target. Handle -m3dnowa option.
2874 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2876 PR rtl-optimization/70703
2877 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2878 (update_conflict_hard_regno_costs): Use long instead of unsigned
2879 arithmetic for cost calculation.
2881 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2882 Bernd Edlinger <bernd.edlinger@hotmail.de>
2885 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2888 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2891 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2892 ptr_mode with Pmode throughout.
2893 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2894 into probe_stack_range and use DImode.
2896 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2899 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2900 call_eh_return is true.
2902 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2904 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2905 Initialize last_match_fntype_index.
2907 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2910 * tree-nvr.c: Include internal-fn.h.
2911 (pass_return_slot::execute): Ignore internal calls without
2914 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2915 Richard Biener <rguenther@suse.de>
2918 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2919 captures used multiple times, except for the last use.
2920 * generic-match-head.c: Include gimplify.h.
2922 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2924 PR tree-optimization/79390
2925 * target.h (struct noce_if_info): Declare.
2926 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2927 * target.def (noce_conversion_profitable_p): New target hook.
2928 * ifcvt.h (struct noce_if_info): New type, moved from ...
2929 * ifcvt.c (struct noce_if_info): ... here.
2930 (noce_conversion_profitable_p): Renamed to ...
2931 (default_noce_conversion_profitable_p): ... this. No longer
2933 (noce_try_store_flag_constants, noce_try_addcc,
2934 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2935 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2936 instead of noce_conversion_profitable_p.
2937 * config/i386/i386.c: Include ifcvt.h.
2938 (ix86_option_override_internal): Don't override
2939 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2940 (ix86_noce_conversion_profitable_p): New function.
2941 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2942 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2943 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2944 * doc/tm.texi: Regenerated.
2946 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2948 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2951 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2954 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2955 instructions for small multiply cores.
2957 2017-04-04 Jeff Law <law@redhat.com>
2959 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2961 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2962 that are not set by the loop over the elements.
2964 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2967 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2968 int mode, convert_modes it to mode as unsigned, otherwise use
2969 lowpart_subreg to mode rather than SImode.
2970 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2971 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2972 Use DImode instead of SImode for the shift count operand.
2973 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2976 2017-04-04 Richard Biener <rguenther@suse.de>
2979 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2980 arithmetic done for the negate or the plus. Simplify.
2981 (A - (-B) -> A + B): Likewise.
2982 * fold-const.c (split_tree): Make sure to not negate pointers.
2984 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2986 PR rtl-optimization/60818
2987 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2988 a compare of comparisons with the thing compared if this results
2989 in a different machine mode.
2991 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2993 * alias.c (base_alias_check): Fix typo in comment.
2994 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2995 * cgraphunit.c (symbol_table::compile): Likewise.
2996 * collect2.c (maybe_run_lto_and_relink): Likewise.
2997 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2998 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2999 * config/avr/avr.c (avr_map_op_t): Likewise.
3000 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
3001 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
3002 * config/epiphany/epiphany.md (movcc): Likewise.
3003 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
3004 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
3006 * config/mips/mips.c (mips_save_restore_reg): Likewise.
3007 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
3008 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
3009 * config/sh/sh.c (sh_rtx_costs): Likewise.
3010 * fold-const.c (fold_truth_andor): Likewise.
3011 * genautomata.c (collapse_flag): Likewise.
3012 * gengtype.h (struct type::u::s): Likewise.
3013 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
3014 * input.c (FORMAT_AMOUNT): Likewise.
3015 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
3016 (known_aggs_to_agg_replacement_list): Likewise.
3017 * ipa-inline-analysis.c: Likewise.
3018 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
3019 * ipa-polymorphic-call.c
3020 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
3021 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
3022 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
3024 * modulo-sched.c (apply_reg_moves): Likewise.
3025 * omp-expand.c (build_omp_regions_1): Likewise.
3026 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
3027 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
3028 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
3029 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3030 * value-prof.c: Likewise.
3031 * var-tracking.c (val_reset): Likewise.
3033 2017-04-03 Richard Biener <rguenther@suse.de>
3035 PR tree-optimization/80275
3036 * fold-const.c (split_address_to_core_and_offset): Handle
3039 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
3041 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
3042 descriptors is at least equal to that of functions.
3044 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
3048 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3051 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
3052 (mov<IMOD4:mode>): New expander.
3053 (*mov<IMOD4:mode>_internal): New insn and split pattern.
3055 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
3057 PR rtl-optimization/79405
3058 * fwprop.c (propagations_left): New variable.
3059 (forward_propagate_into): Decrement it.
3060 (fwprop_init): Initialize it.
3061 (fw_prop): If the variable has reached zero, stop propagating.
3062 (fwprop_addr): Ditto.
3064 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3067 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
3068 a FUNCTION_DECL, pass it as decl instead of origin to
3071 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
3073 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
3076 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
3079 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
3080 TARGET_VSX_SMALL_INTEGER.
3082 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3084 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
3085 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
3087 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3089 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
3090 extraction from odd-numbered MSA register.
3092 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3095 * expmed.c (store_bit_field_1): Don't attempt to create
3096 a word subreg out of hard registers wider than word if they
3097 have HARD_REGNO_NREGS of 1 for their mode.
3100 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
3101 conversions to integer types wider than word and pointer.
3104 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
3105 (rtx_equal_for_cselib_p): Pass 0 to it.
3106 * cselib.c (cselib_hasher::equal): Likewise.
3107 (rtx_equal_for_cselib_1): Add depth argument. If depth
3108 is 128, don't look up VALUE locs and punt. Increment
3109 depth in recursive calls when walking VALUE locs.
3111 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
3113 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
3114 (make_gcov_file_name): Use the canonical path name for generating
3116 (read_line): Fix handling of files with ascii null bytes.
3118 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
3120 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
3121 to initialise a vector register instead
3122 of using a const_int.
3124 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3126 PR translation/80189
3127 * gimplify.c (omp_default_clause): Use %qs instead of %s in
3128 diagnostic messages.
3130 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
3133 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
3134 (dfp_diex_<mode>): Update mode of operand 1.
3135 * doc/extend.texi (dxex, dxexq): Document change to return type.
3136 (diex, diexq): Document change to argument type.
3138 2017-03-30 Martin Jambor <mjambor@suse.cz>
3141 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
3142 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
3143 it reflects the signature changes performed at the callee side.
3144 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
3145 to cgraph_build_function_type_skip_args.
3146 (build_function_decl_skip_args): Adjust call to the above function.
3148 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3151 * config/i386/sse.md
3152 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
3153 register as dest whenever it is a MEM not rtx_equal_p to the
3154 corresponding dup operand, and when forcing into reg move the
3155 reg into the memory afterwards.
3156 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
3157 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
3158 for the force_reg mode.
3159 (avx512vl_vextractf128<mode>): Use register as dest either
3160 always when a MEM, or when it is a MEM not rtx_equal_p to the
3161 corresponding dup operand, or even not when it is a CONST_VECTOR
3162 depending on the mode and lo vs. hi.
3163 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
3165 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
3166 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
3167 Likewise. Require that operands[2] is even.
3168 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
3169 Remove extraneous parens. Require that operands[2] is a multiple
3171 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
3172 operands[0] is a MEM if <mask_applied>, the predicates/constraints
3173 disallow memory then.
3175 2017-03-30 Richard Biener <rguenther@suse.de>
3177 PR tree-optimization/77498
3178 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
3179 to non-constants over backedges.
3181 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
3183 PR rtl-optimization/80233
3184 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
3185 as last_combined_insn. Do not test for BARRIER_P separately.
3187 2017-03-29 Andreas Schwab <schwab@suse.de>
3190 * calls.c (prepare_call_address): Convert funexp to Pmode before
3191 copying to temp reg.
3193 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3195 PR tree-optimization/80158
3196 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
3197 Handle possible future case of more than one alternate
3199 (replace_rhs_if_not_dup): Likewise.
3200 (replace_one_candidate): Likewise.
3202 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
3204 PR rtl-optimization/80193
3205 * ira.c (ira): Do not check allocation for LRA.
3207 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
3209 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
3210 (nvptx_output_simt_exit): Declare.
3211 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
3212 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
3213 (init_softstack_frame): Move initialization of crtl->is_leaf to...
3214 (nvptx_declare_function_name): ...here. Emit declaration of local
3215 memory space buffer for omp_simt_enter insn.
3216 (nvptx_output_unisimt_switch): New.
3217 (nvptx_output_softstack_switch): New.
3218 (nvptx_output_simt_enter): New.
3219 (nvptx_output_simt_exit): New.
3220 * config/nvptx/nvptx.h (struct machine_function): New fields
3221 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
3222 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
3223 (UNSPECV_SIMT_EXIT): Ditto.
3224 (omp_simt_enter_insn): New insn.
3225 (omp_simt_enter): New expansion.
3226 (omp_simt_exit): New insn.
3227 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
3229 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
3230 (expand_GOMP_SIMT_ENTER_ALLOC): New.
3231 (expand_GOMP_SIMT_EXIT): New.
3232 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
3233 (GOMP_SIMT_ENTER_ALLOC): Ditto.
3234 (GOMP_SIMT_EXIT): Ditto.
3235 * target-insns.def (omp_simt_enter): New insn.
3236 (omp_simt_exit): Ditto.
3237 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
3239 (lower_rec_simd_input_clauses): Implement SIMT privatization.
3240 (lower_rec_input_clauses): Likewise.
3241 (lower_lastprivate_clauses): Handle SIMT privatization.
3243 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
3244 (ompdevlow_adjust_simt_enter): New.
3245 (find_simtpriv_var_op): New.
3246 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
3247 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
3249 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
3250 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
3251 (copy_decl_for_dup_finish): Ditto.
3253 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
3255 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
3258 * config/i386/i386.c (ix86_option_override_internal): Always
3259 allow -mpreferred-stack-boundary=3 for 64-bit targets.
3261 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3263 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
3265 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3267 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
3268 mark new edge's irreducible flag accordign to it.
3269 (vect_do_peeling): Check loop preheader edge's irreducible flag
3270 and pass it to function slpeel_add_loop_guard.
3272 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
3274 PR tree-optimization/80218
3275 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3276 Update block frequencies and counts.
3278 2017-03-28 Richard Biener <rguenther@suse.de>
3280 PR tree-optimization/78644
3281 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
3282 of a simplification result we may not use it at all.
3284 2017-03-28 Richard Biener <rguenther@suse.de>
3287 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
3288 without arguments, generate default definition of a SSA name.
3290 2017-03-28 Richard Biener <rguenther@suse.de>
3293 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
3294 TYPE_REF_CAN_ALIAS_ALL references.
3295 * fold-const.c (fold_indirect_ref_1): Likewise.
3297 2017-03-28 Martin Liska <mliska@suse.cz>
3300 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
3301 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
3303 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3304 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
3306 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
3307 (EXTRA_SPECS): Define.
3308 (SUBTARGET_EXTRA_SPECS): Likewise.
3309 (SUBTARGET_CPP_SPEC): Likewise.
3310 * config/arc/elf.h (EXTRA_SPECS): Renamed to
3311 SUBTARGET_EXTRA_SPECS.
3312 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
3314 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3316 * config/arc/simdext.md (vst64_insn): Update pattern.
3317 (vld32wh_insn): Likewise.
3318 (vld32wl_insn): Likewise.
3319 (vld64_insn): Likewise.
3320 (vld32_insn): Likewise.
3322 2017-03-28 Marek Polacek <polacek@redhat.com>
3325 * fold-const.c (fold_comparison): Use protected_set_expr_location
3326 instead of SET_EXPR_LOCATION.
3328 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3330 * tree.c (add_expr): Avoid name lookup warning.
3332 2017-03-27 Jeff Law <law@redhat.com>
3334 PR tree-optimization/80216
3335 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
3336 function name. Limit recursion depth.
3337 (record_temporary_equivalences): Corresponding changes.
3339 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
3341 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
3344 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3347 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
3349 * cfgcleanup.c (reg_note_cfa_p): New array.
3350 (insns_have_identical_cfa_notes): New function.
3351 (old_insns_match_p): Don't cross-jump in between /f
3352 and non-/f instructions. If both i1 and i2 are frame related,
3353 verify all CFA notes, their order and content.
3355 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3358 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
3359 HImode and SImode with zero extend to DImode to one insn.
3360 (bswap<mode>2_extenddi): Likewise.
3361 (bswapsi2_extenddi): Likewise.
3362 (bswaphi2_extendsi): Likewise.
3363 (bswaphi2): Combine bswap HImode and SImode into one insn.
3364 Separate memory insns from swapping register.
3365 (bswapsi2): Likewise.
3366 (bswap<mode>2): Likewise.
3367 (bswaphi2_internal): Delete, no longer used.
3368 (bswapsi2_internal): Likewise.
3369 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
3370 store, and gpr<-gpr swap insns.
3371 (bswap<mode>2_store): Likewise.
3372 (bswaphi2_reg): Register only splitter, combine with the splitter.
3373 (bswaphi2 splitter): Likewise.
3374 (bswapsi2_reg): Likewise.
3375 (bswapsi2 splitter): Likewise.
3376 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
3377 the insns into load, store, and register/register insns.
3378 (bswapdi2_ldbrx): Likewise.
3379 (bswapdi2_load): Likewise.
3380 (bswapdi2_store): Likewise.
3381 (bswapdi2_reg): Likewise.
3383 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
3385 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
3386 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
3388 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
3391 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
3393 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3394 special handling for target option conflicts between dform
3395 options (-mpower9-dform, -mpower9-dform-vector,
3396 -mpower9-dform-scalar) and -mno-direct-move.
3398 2017-03-27 Richard Biener <rguenther@suse.de>
3400 PR tree-optimization/80181
3401 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
3403 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3405 * config/arc/predicates.md (move_double_src_operand): Replace the
3406 call to move_double_src_operand with a call to address_operand.
3408 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3410 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
3411 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
3412 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
3414 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3416 * config/arc/predicates.md (long_immediate_loadstore_operand):
3417 Consider scaled addresses cases.
3419 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3421 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
3422 restored when in interrupt.
3423 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
3424 doesn't have delay slot.
3426 2017-03-27 Richard Biener <rguenther@suse.de>
3429 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
3430 inlined thunk clones.
3432 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3435 * asan.c (instrument_derefs): Copy over last operand from
3436 original COMPONENT_REF to the new COMPONENT_REF with
3437 DECL_BIT_FIELD_REPRESENTATIVE.
3438 * ubsan.c (instrument_object_size): Likewise.
3440 2017-03-27 Richard Biener <rguenther@suse.de>
3442 PR tree-optimization/80170
3443 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
3444 sure DR/SCEV didnt fold in constants we do not see when looking
3445 at the reference base alignment.
3447 2017-03-27 Richard Biener <rguenther@suse.de>
3450 * gimple-fold.c (fold_ctor_reference): Properly guard against
3451 NULL return value from canonicalize_constructor_val.
3453 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
3456 * config/i386/i386.c (ix86_expand_builtin)
3457 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
3458 flags reg setting and flags reg using instructions.
3459 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
3460 clobbering instructions to zero extend op2.
3462 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
3464 * doc/install.texi (Configuration) <--with-aix-soname>:
3465 Update link to AIX ld.
3467 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
3469 PR rtl-optimization/80160
3470 PR rtl-optimization/80159
3471 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
3472 reg_alternate_class into account.
3474 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
3477 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
3478 to consider in curr_insn_transform.
3480 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3482 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
3483 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
3484 and emit_mode_inner.
3486 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3488 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
3489 argument to the overloaded builtin variants. Use the new flag to
3490 deprecate certain builtin variants.
3491 * config/s390/s390-builtin-types.def: Add new builtin types.
3492 * config/s390/s390-builtins.h: Support new flags field for
3493 overloaded builtins.
3494 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
3495 (s390_macro_to_expand): Enable vector float data type.
3496 (s390_cpu_cpp_builtins_internal): Indicate support of the new
3497 builtins by incrementing the __VEC__ version number.
3498 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
3500 (s390_resolve_overloaded_builtin): Emit error messages depending
3501 on the builtin flags.
3502 * config/s390/s390.c (s390_expand_builtin): Support additional
3503 flags argument. Change error message to match the messages
3504 emitted in s390-c.c.
3505 * config/s390/s390.md: New UNSPEC_* constants.
3506 (op_type): Add new instruction types.
3507 * config/s390/vecintrin.h: Add new builtins and test data class
3509 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
3510 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
3511 (VEC_INEXACT, VEC_NOINEXACT): New constants.
3512 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
3513 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
3514 ("vec_mergel<mode>"): V_HW -> VEC_HW.
3516 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
3517 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
3518 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
3519 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
3521 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
3522 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
3523 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
3524 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
3526 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
3527 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
3528 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
3529 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
3530 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
3531 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
3532 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
3534 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
3535 ("vec_scatter_element<V_HW_4:mode>_DI")
3536 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
3537 ("vec_fpint<mode>", "vflls")
3538 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
3539 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
3540 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
3541 ("*vec_cmphe<mode>_cc"): ... these.
3543 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
3544 mode constant instead of magic value.
3546 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3548 * config/s390/s390.c (s390_expand_vec_compare): Support other
3549 vector floating point modes than just V2DF.
3550 (s390_expand_vcond): Likewise.
3551 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
3552 (s390_cannot_change_mode_class): Prevent mode changes between TF
3553 and V1TF in vector registers.
3554 * config/s390/s390.md (DF, SF): New mode attributes.
3555 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
3556 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
3557 SFmode support for VRs.
3558 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
3560 (VFT, VF_HW): New mode iterators.
3561 (vw, sdx): New mode attributes.
3562 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
3563 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
3564 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
3565 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
3566 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
3567 also the new vector floating point modes. Renaming to ...
3569 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
3570 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
3571 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
3572 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
3573 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
3574 ("vec_unordered<mode>"): ... these.
3576 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
3577 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
3578 ("*vec_extendv2df"): New insn definitions.
3580 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3582 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
3583 ("mulditi3_2", "*muldi3_sign"): New patterns.
3584 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
3585 rename the pattern definition.
3587 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3589 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3591 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3593 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3595 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3596 instruction if possible.
3597 * config/s390/vector.md (vec_halfnumelts): New mode
3599 ("*vec_vllezlf<mode>"): New pattern.
3601 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3603 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3604 ("popcountv4si2", "popcountv2di2"): Rename to ...
3605 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3606 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3608 ("popcount<mode>2_vxe"): New pattern.
3610 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3612 * common/config/s390/s390-common.c (processor_flags_table): Add
3614 * config.gcc: Add arch12.
3615 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3616 Default to arch12 for unknown CPU model numbers.
3617 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3618 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3619 PROCESSOR_max sanity check.
3620 * config/s390/s390-opts.h (enum processor_type): Add
3622 * config/s390/s390.c (processor_table): Add arch12.
3623 (s390_expand_builtin): Add check for B_VXE flag.
3624 (s390_issue_rate): Add PROCESSOR_ARCH12.
3625 (s390_get_sched_attrmask): Likewise.
3626 (s390_get_unit_mask): Likewise.
3627 (s390_sched_score): Enable z13 scheduling for arch12.
3628 (s390_sched_reorder): Likewise.
3629 (s390_sched_variable_issue): Likewise.
3630 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3632 (s390_tune_attr): Use z13 scheduling also for arch12.
3633 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3634 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3635 (TARGET_VXE_P): New macros.
3636 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3637 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3638 * config/s390/s390.opt: Add arch12 as processor_type.
3640 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3642 * config/s390/s390.md
3643 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3644 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3645 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3647 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3648 Rename expanders to ...
3650 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3651 ("fixuns_truncdddi2_emu"): ... these.
3653 ("fixuns_trunc<mode>si2_emu"): New expander.
3655 ("*fixuns_truncdfdi2_z13"): Rename to ...
3656 ("*fixuns_truncdfdi2_vx"): ... this.
3658 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3660 * config/s390/2964.md: Remove the single element vector compare
3661 instructions which are no longer used.
3662 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3664 (s390_canonicalize_comparison): Remove handling of DFmode
3666 (s390_expand_vec_compare_scalar): Remove function.
3667 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3668 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3670 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3672 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3674 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3676 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3677 will anyway by matched by mov<mode>_64dfp.
3679 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3681 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3682 vlef/vstef. Add missing operand to vleif.
3684 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3686 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3687 pair for all vector types with 64 bit elements.
3688 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3689 * config/s390/vector.md (V_HW_64): ... here.
3690 (V_128_NOSINGLE): New mode iterator.
3691 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3692 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3693 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3694 ("*vec_load_pairv2di"): Change to ...
3695 ("*vec_load_pair<mode>"): ... this one.
3697 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3699 * config/s390/constraints.md: Add comments.
3700 (jKK): Reject element sizes > 8 bytes.
3701 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3703 * config/s390/s390.md: Add the s_operand checks formerly in
3704 s390_split_ok_p to various splitters where they are still
3706 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3707 for 128 bit vectors. Plus two splitters.
3709 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3711 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3714 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3717 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3718 error if the boundary argument is not constant.
3720 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3722 PR rtl-optimization/80112
3723 * loop-doloop.c (doloop_condition_get): Don't check condition
3724 if cmp isn't SET with IF_THEN_ELSE src.
3726 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3728 PR tree-optimization/80158
3729 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3730 replacing a candidate statement, also replace it for the
3731 candidate's alternate interpretation.
3732 (replace_rhs_if_not_dup): Likewise.
3733 (replace_one_candidate): Likewise.
3735 2017-03-24 Richard Biener <rguenther@suse.de>
3737 PR tree-optimization/80167
3738 * graphite-isl-ast-to-gimple.c
3739 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3741 (translate_isl_ast_to_gimple::get_rename): Likewise.
3743 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3745 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3746 handling of certain combinations of target options, including the
3747 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3748 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3750 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3753 * config/arm/arm.md (*load_multiple): Add reload_completed to
3756 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3757 Richard Biener <rguenth@suse.de>
3759 PR tree-optimization/79908
3760 PR tree-optimization/80136
3761 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3762 been cast away, gimplify_and_add suffices.
3764 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3766 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3768 2017-03-23 Richard Biener <rguenther@suse.de>
3770 PR tree-optimization/80032
3771 * gimplify.c (gimple_push_cleanup): Forced unconditional
3772 cleanups still have to go to the conditional_cleanups
3775 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3777 PR tree-optimization/80072
3778 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3780 (next_operand_entry_id): Change type to unsigned int.
3781 (sort_by_operand_rank): Make sure to return the right return value
3782 even if unsigned fields are bigger than INT_MAX.
3783 (struct oecount): Change cnt and id type to unsigned int.
3784 (oecount_hasher::equal): Formatting fix.
3785 (oecount_cmp): Make sure to return the right return value
3786 even if unsigned fields are bigger than INT_MAX.
3787 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3790 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3791 TREE_READONLY on result if writing it more than once.
3794 * doc/invoke.texi (-fsanitize=thread): Document that with
3795 -fnon-call-exceptions atomics are not able to throw
3799 * tsan.c: Include tree-eh.h.
3800 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3801 maybe_clean_or_replace_eh_stmt where needed.
3802 (instrument_memory_accesses): Add cfg_changed argument.
3803 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3804 if it returned true.
3805 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3807 PR rtl-optimization/63191
3808 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3809 wrapper function, moved the whole old content into ...
3810 (ix86_delegitimize_address_1): ... this. New inline function.
3811 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3812 true as last argument instead of ix86_delegitimize_address.
3814 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3816 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3817 cortexa57_branch_cost.
3819 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3821 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3823 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3826 * doc/md.texi (Constraints): Document wA constraint.
3827 * config/rs6000/constraints.md (wA): New.
3828 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3829 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3830 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3831 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3833 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3836 * gimplify.c (is_oacc_declared): New function.
3837 (oacc_default_clause): Use it to set default flags for acc declared
3838 variables inside parallel regions.
3839 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3841 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3842 declare attribute to any decl as necessary.
3844 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3847 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3848 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3849 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3850 (arm_arch_lpae): This.
3851 * config/arm/arm.c (arm_arch7ve): Rename into ...
3852 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3853 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3856 2017-03-22 Martin Liska <mliska@suse.cz>
3859 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3860 error message instead of an ICE.
3862 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3864 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3866 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3868 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3870 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3873 2017-03-21 Martin Sebor <msebor@redhat.com>
3875 * doc/extend.texi: Use "cannot" instead of "can't."
3876 * doc/hostconfig.texi: Same.
3877 * doc/install.texi: Same.
3878 * doc/invoke.texi: Same.
3879 * doc/loop.texi: Same.
3880 * doc/md.texi: Same.
3881 * doc/objc.texi: Same.
3882 * doc/rtl.texi: Same.
3883 * doc/tm.texi: Same.
3884 * doc/tm.texi.in: Same.
3885 * doc/trouble.texi: Same.
3887 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3890 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3891 (collect_checksum_attributes): Set it.
3892 (die_checksum_ordered): Use it.
3894 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3896 PR tree-optimization/79908
3897 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3898 change: For a VA_ARG whose LHS has been cast away, use
3899 force_gimple_operand to construct the side effects.
3901 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3903 PR translation/80001
3904 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3905 more amenable to translation.
3906 (oacc_loop_auto_partitions): Likewise.
3908 2017-03-21 Marek Polacek <polacek@redhat.com>
3909 Martin Sebor <msebor@redhat.com>
3911 PR tree-optimization/80109
3912 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3915 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3916 Segher Boessenkool <segher@kernel.crashing.org>
3919 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3920 check reg_used_between_p between insn and one of succ or succ2
3921 depending on if succ is artificial insn not inserted into insn
3924 2017-03-21 Martin Liska <mliska@suse.cz>
3926 PR gcov-profile/80081
3927 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3928 * doc/gcc.texi: Include gcov-dump stuff.
3929 * doc/gcov-dump.texi: New file.
3931 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3933 PR rtl-optimization/79150
3934 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3935 conditional jump, if the jump is the last insn of the loop.
3937 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3938 Richard Biener <rguenth@suse.de>
3940 PR tree-optimization/79908
3941 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3942 been cast away, use force_gimple_operand to construct the side
3945 2017-03-21 Martin Liska <mliska@suse.cz>
3948 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3951 2017-03-21 Brad Spengler <spender@grsecurity.net>
3954 * plugin.c (htab_hash_plugin): New function.
3955 (add_new_plugin): Use it and adjust.
3956 (parse_plugin_arg_opt): Adjust.
3957 (init_one_plugin): Likewise.
3959 2017-03-21 Richard Biener <rguenther@suse.de>
3961 PR tree-optimization/80032
3962 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3963 if set force the cleanup to happen unconditionally.
3964 (gimplify_target_expr): Push inserted clobbers with force_uncond
3965 to avoid them being removed by control-dependent DCE.
3967 2017-03-21 Richard Biener <rguenther@suse.de>
3969 PR tree-optimization/80122
3970 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3971 va_arg_pack_len when the inlined call stmt requires pack
3973 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3975 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3978 * tsan.c (instrument_builtin_call): If the memory model argument
3979 is not a constant, assume it is valid.
3982 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3985 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3987 PR rtl-optimization/79910
3988 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3989 if its dest is used by an insn before I2 (other than the combined
3990 insns themselves, which are properly handled already).
3992 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3995 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3997 * combine.c (record_used_regs): New static function.
3998 (try_combine): Handle situations where there is an additional
3999 instruction between I2 and I3 which needs to have a LOG_LINK
4003 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4005 * combine.c (try_combine): Delete redundant i1 test. Call
4006 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4008 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4011 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
4014 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4016 PR tree-optimization/80054
4017 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
4018 the optimization if a PHI or any of its arguments is not dominated
4019 by the candidate's basis. Use gphi* rather than gimple* as
4021 (replace_profitable_candidates): Clean up a gimple* variable that
4022 should be a gphi* variable.
4024 2017-03-20 Martin Sebor <msebor@redhat.com>
4027 * doc/extend.texi (attribute constructor): Document present limitation.
4029 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
4032 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
4033 __POWER9_VECTOR__ #ifdef control, change template definition to
4034 use Power9-specific built-in function.
4035 (vec_any_eq): Likewise.
4036 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
4037 to control outcomes from this test.
4038 (vector_ae_<mode>p): For VEC_F modes, likewise.
4040 2017-03-20 Ian Lance Taylor <iant@google.com>
4042 * config/i386/i386.c (ix86_function_regparm): Save an extra
4043 register for -fsplit-stack with DECL_STATIC_CHAIN.
4045 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4048 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
4049 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
4051 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4053 * config/riscv/riscv.c (riscv_print_operand): Use "fence
4055 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
4058 2017-03-20 Marek Polacek <polacek@redhat.com>
4061 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
4063 2017-03-20 Richard Biener <rguenther@suse.de>
4065 PR tree-optimization/80113
4066 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
4067 allocate extra SSA name for PHI def.
4068 (add_close_phis_to_outer_loops): Likewise.
4069 (add_close_phis_to_merge_points): Likewise.
4070 (copy_loop_close_phi_args): Likewise.
4071 (copy_cond_phi_nodes): Likewise.
4073 2017-03-20 Martin Liska <mliska@suse.cz>
4076 * tree-chkp.c (chkp_build_returned_bound): Do not build
4077 returned bounds for a LHS that's not a BOUNDED_P type.
4079 2017-03-20 Martin Liska <mliska@suse.cz>
4083 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
4084 COMPLEX_CST and VECTOR_CST.
4086 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4089 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
4090 target operand. A new splitter adds the clobber statement in case
4091 the target operand is dead anyway.
4093 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
4095 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
4096 to age-old versions of binutils and glibc.
4098 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
4100 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
4102 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4104 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
4106 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4108 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
4109 requirement for binutils 2.13.
4111 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4113 * combine.c (try_combine): Delete redundant i1 test. Call
4114 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4116 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
4118 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
4119 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
4121 <riscv64-*-elf>: Re-arrange section
4122 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
4123 <riscv32-*-linux>: Likewise.
4124 <riscv64-*-elf>: Likewise
4125 <riscv64-*-linux>: Likewise.
4127 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
4130 * aarch64.opt(verbose-cost-dump): Fix typo.
4132 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
4135 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
4136 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
4138 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4140 * reload.c (find_reloads): When reloading a nonoffsettable address,
4141 use RELOAD_OTHER for it and its address reloads.
4143 PR rtl-optimization/79910
4144 * combine.c (record_used_regs): New static function.
4145 (try_combine): Handle situations where there is an additional
4146 instruction between I2 and I3 which needs to have a LOG_LINK
4149 2017-03-17 Jeff Law <law@redhat.com>
4151 PR tree-optimization/71437
4152 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
4153 conditional in the hash table first.
4154 (vrp_dom_walker::before_dom_children): Extract condition from
4155 ASSERT_EXPR. Record condition, its inverion and any implied
4158 2017-03-17 Marek Polacek <polacek@redhat.com>
4159 Markus Trippelsdorf <markus@trippelsdorf.de>
4161 PR tree-optimization/80079
4162 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
4165 2017-03-17 Richard Biener <rguenther@suse.de>
4168 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
4169 Properly verify the LHS before the RHS possibly claims to be
4171 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
4174 2017-03-17 Martin Jambor <mjambor@suse.cz>
4176 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
4177 (List of -O2 options): Likewise.
4178 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
4181 2017-03-17 Tom de Vries <tom@codesourcery.com>
4183 * gcov-dump.c (print_usage): Print bug_report_url.
4185 2017-03-17 Richard Biener <rguenther@suse.de>
4188 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
4189 (parser::peek): Likewise.
4191 2017-03-17 Richard Biener <rguenther@suse.de>
4193 PR tree-optimization/80048
4194 * sese.c (free_sese_info): Properly release rename_map and
4195 copied_bb_map elements.
4197 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
4199 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
4200 Add linked-list forward and backlinks. Insert on
4201 construction, remove on destruction.
4202 (class pass_store_merging): Add m_stores_head field.
4203 (pass_store_merging::terminate_and_process_all_chains):
4204 Iterate over m_stores_head list.
4205 (pass_store_merging::terminate_all_aliasing_chains):
4207 (pass_store_merging::execute): Check for debug stmts first.
4208 Push new chains onto the m_stores_head stack.
4210 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
4213 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
4214 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
4215 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
4217 2017-03-16 Jeff Law <law@redhat.com>
4219 PR tree-optimization/71437
4220 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
4221 member function. Implementation moved into after_dom_children
4222 member function and into the threader's thread_outgoing_edges
4224 (dom_opt_dom_walker::after_dom_children): Simplify by moving
4225 some code into new thread_outgoing_edges.
4226 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
4227 definition. Simplify marker handling (do it here). Assume we always
4228 have the available expression and the const/copies tables.
4229 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
4231 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
4232 * tree-vrp.c (equiv_stack): No longer file scoped.
4233 (vrp_dom_walker): New class.
4234 (vrp_dom_walker::before_dom_children): New member function.
4235 (vrp_dom_walker::after_dom_children): Likewise.
4236 (identify_jump_threads): Setup domwalker. Use it rather than
4237 walking edges in a random order by hand. Simplify setup/finalization.
4238 (finalize_jump_threads): Remove.
4239 (vrp_finalize): Do not call identify_jump_threads here.
4240 (execute_vrp): Do it here instead and call thread_through_all_blocks
4243 PR tree-optimization/71437
4244 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
4246 (simplify_stmt_for_jump_threading): Add basic_block argument. All
4248 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
4249 (dom_opt_dom_walker::thread_across_edge): Remove
4250 handle_dominating_asserts argument. All callers changed.
4251 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
4252 changes. Remove calls to lhs_of_dominating_assert. Other
4253 uses of handle_dominating_asserts turn into unconditional code
4254 (simplify_control_stmt_condition_1): Likewise.
4255 (simplify_control_stmt_condition): Likewise.
4256 (thread_through_normal_block, thread_across_edge): Likewise.
4257 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
4258 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
4259 object if it is not an SSA_NAME.
4260 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
4261 before calling into the VRP specific simplifiers.
4262 (identify_jump_threads): Remove handle_dominating_asserts
4265 2017-03-16 Jakub Jelinek <jakub@redhat.com>
4268 * tree-diagnostic.c (default_tree_printer): No longer static.
4269 * tree-diagnostic.h (default_tree_printer): New prototype.
4271 2017-03-16 Tamar Christina <tamar.christina@arm.com>
4273 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
4274 Change ins into fmov.
4276 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4278 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
4279 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
4280 Use h_con constraint for operand 1.
4281 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4282 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
4284 2017-03-15 Jeff Law <law@redhat.com>
4286 PR tree-optimization/71437
4287 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
4288 (record_temporary_equivalences): Use it.
4290 PR tree-optimization/71437
4291 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
4292 tree-ssa-scopedtables.
4293 (lookup_avail_expr, build_and_record_new_cond): Likewise.
4294 (record_conditions, record_cond, vuse_eq): Likewise.
4295 (record_edge_info): Adjust to API tweak of record_conditions.
4296 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
4297 (record_temporary_equivalences, optimize_stmt): Likewise.
4298 (eliminate_redundant_computations): Likewise.
4299 (record_equivalences_from_stmt): Likewise.
4300 * tree-ssa-scopedtables.c: Include options.h and params.h.
4301 (vuse_eq): New function, moved from tree-ssa-dom.c
4302 (build_and_record_new_cond): Likewise.
4303 (record_conditions): Likewise. Accept vector of conditions rather
4304 than edge_equivalence structure for first argument.
4305 for the first argument.
4306 (avail_exprs_stack::lookup_avail_expr): New member function, moved
4307 from tree-ssa-dom.c.
4308 (avail_exprs_stack::record_cond): Likewise.
4309 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
4310 from tree-ssa-dom.c.
4311 (avail_exprs_stack): Add new member functions lookup_avail_expr
4313 (record_conditions): Declare.
4315 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
4318 * lra-constraints.c (process_alt_operands): Increase reject for
4319 reloading an input/output operand.
4321 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4324 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
4325 insns to convert from signed/unsigned char/short to IEEE 128-bit
4327 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
4329 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
4332 * config/i386/i386.c (ix86_vector_duplicate_value): Create
4333 subreg of inner mode for values already in registers.
4335 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
4337 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
4338 iteration reg is used after the loop.
4340 2017-03-14 Martin Sebor <msebor@redhat.com>
4342 PR tree-optimization/79800
4343 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
4344 precision in negative-positive range.
4345 (format_floating): Call non-const overload with adjusted precision.
4347 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4350 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
4353 2017-03-14 Martin Sebor <msebor@redhat.com>
4356 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
4357 * builtins.def (aligned_alloc): Use it.
4360 * Makefile.in (GTFILES): Add calls.c.
4361 * calls.c: Include "gt-calls.h".
4363 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
4365 PR rtl-optimization/79728
4366 * regs.h (struct target_regs): New field
4367 x_contains_allocatable_regs_of_mode.
4368 (contains_allocatable_regs_of_mode): New macro.
4369 * reginfo.c (init_reg_sets_1): Initialize it, and change
4370 contains_reg_of_mode so it includes global regs as well.
4371 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
4372 rather than contains_regs_of_mode.
4374 2017-03-14 Martin Liska <mliska@suse.cz>
4376 * doc/invoke.texi: Document options that can't be combined with
4377 -fcheck-pointer-bounds.
4379 2017-03-14 Martin Liska <mliska@suse.cz>
4382 * doc/invoke.texi (-Wchkp): Document the option.
4384 2017-03-14 Martin Liska <mliska@suse.cz>
4386 * Makefile.in: Install gcov-dump.
4388 2017-03-14 Martin Liska <mliska@suse.cz>
4390 * multiple_target.c (expand_target_clones): Bail out for
4391 an invalid attribute.
4393 2017-03-14 Richard Biener <rguenther@suse.de>
4395 * alias.c (struct alias_set_entry): Pack properly.
4396 * cfgloop.h (struct loop): Likewise.
4397 * cse.c (struct set): Likewise.
4398 * ipa-utils.c (struct searchc_env): Likewise.
4399 * loop-invariant.c (struct invariant): Likewise.
4400 * lra-remat.c (struct cand): Likewise.
4401 * recog.c (struct change_t): Likewise.
4402 * rtl.h (struct address_info): Likewise.
4403 * symbol-summary.h (function_summary): Likewise.
4404 * tree-loop-distribution.c (struct partition): Likewise.
4405 * tree-object-size.c (struct object_size_info): Likewise.
4406 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
4407 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
4408 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
4409 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
4410 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
4411 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
4412 (struct _stmt_vec_info): Likewise.
4414 2017-03-14 Martin Liska <mliska@suse.cz>
4417 * multiple_target.c (create_dispatcher_calls): Check that
4418 a target can create a function dispatcher.
4420 2017-03-14 Martin Liska <mliska@suse.cz>
4423 * multiple_target.c (expand_target_clones): Drop local.local
4424 flag for default implementation.
4426 2017-03-14 Richard Biener <rguenther@suse.de>
4428 PR tree-optimization/80030
4429 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
4431 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
4433 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
4434 gcc_fallthrough() instead of __attribute__((fallthrough));
4436 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4438 * doc/gcc.texi: Remove "up" link to (DIR).
4439 * doc/gccint.texi: Ditto.
4441 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4443 * doc/install.texi (Specific) <avr>: Remove reference to
4446 2017-03-13 Jeff Law <law@redhat.com>
4448 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
4449 attribute rather than comments.
4451 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
4452 match_scratch operand is highest.
4454 2017-03-13 Martin Liska <mliska@suse.cz>
4457 * ipa-pure-const.c (warn_function_noreturn): If the declarations
4458 is a CHKP clone, use original declaration.
4460 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4462 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
4463 (arc_conditional_register_usage): Use a different allocation order
4464 when optimizing for size.
4465 * common/config/arc/arc-common.c (arc_option_optimization_table):
4466 Section anchors default on when optimizing for size.
4468 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4470 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
4472 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4474 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
4475 * config/arc/arc.md (cpu_facility): Add cd variant.
4476 (*movqi_insn): Add code density variant.
4477 (*movhi_insn): Likewise.
4478 (*movqi_insn): Likewise.
4479 (*addsi3_mixed): Likewise.
4480 (subsi3_insn): Likewise.
4482 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4484 * config/arc/arc.md (movsi_cond_exec): Update constraint.
4486 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4488 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
4489 expressions with MINUS and UNARY ops.
4491 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4494 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
4496 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
4497 between vec_select and vector argument.
4498 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
4499 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
4500 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
4501 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
4502 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
4503 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
4505 2017-03-13 Richard Biener <rguenther@suse.de>
4508 * params.def (vect-max-peeling-for-alignment): Fix typo.
4510 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4512 * doc/install.texi (Specific) <mips-*-*>: Remove description of
4513 issue that only occurred with binutils below 2.18.
4515 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4517 * doc/install.texi (Specific) <cris-axis-elf>: No longer
4518 refer to binutils 2.11/2.12 minimum.
4520 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4522 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
4523 ftp.kernel.org and simplify binutils requirement.
4525 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
4527 * doc/invoke.texi (Warning Options): Fix spelling of link-time
4529 (Optimize Options): Ditto. Also remove redundancy.
4531 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4533 PR translation/79848
4534 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
4536 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
4537 to G_ to avoid double translation.
4539 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4541 PR translation/79923
4542 * auto-profile.c (get_combined_location): Convert leading
4543 character of diagnostics to lower case and remove trailing period.
4544 (read_profile): Likewise for various diagnostics.
4545 * config/arm/arm.c (arm_option_override): Remove trailing period
4546 from various diagnostics.
4547 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
4548 (msp430_expand_delay_cycles): Likewise.
4550 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4553 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
4554 full command-line argument, rather than just "str".
4555 (aarch64_validate_march): Likewise.
4556 (aarch64_validate_mtune): Likewise.
4558 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
4560 PR rtl-optimization/78911
4561 * lra-assigns.c (must_not_spill_p): New function.
4562 (spill_for): Use it.
4564 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4566 PR tree-optimization/79981
4567 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
4568 ATOMIC_COMPARE_EXCHANGE ifn result.
4569 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
4570 IFN_ATOMIC_COMPARE_EXCHANGE.
4572 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4575 * opts.c (parse_sanitizer_options): Add missing question mark to
4576 "did you mean" message.
4578 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4580 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
4582 (VMULEUH_UNS): Likewise.
4583 (VMULOUB_UNS): Likewise.
4584 (VMULOUH_UNS): Likewise.
4585 * config/rs6000/rs6000.c (builtin_function_type): Remove
4586 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
4588 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4591 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4592 x with result of extra_parsing_for_operand_code_0.
4593 (function_reader::extra_parsing_for_operand_code_0): Convert
4594 return type from void to rtx, returning x. When reading
4595 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4596 larger size containing struct block_symbol.
4598 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4600 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4601 -mfloat128-hardware without -m64.
4603 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4606 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4607 entries to the case statement that marks unsigned arguments to
4608 overloaded functions.
4610 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4612 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4613 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4615 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4618 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4619 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4621 2017-03-10 Martin Liska <mliska@suse.cz>
4625 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4626 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4629 2017-03-10 Olivier Hainque <hainque@adacore.com>
4631 * tree-switch-conversion (array_value_type): Start by resetting
4632 candidate type to it's main variant.
4634 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4636 PR rtl-optimization/79909
4637 * combine.c (try_combine): Use simplify_replace_rtx on individual
4638 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4639 of the whole CALL_INSN_FUNCTION_USAGE.
4641 PR tree-optimization/79972
4642 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4643 get_range_info on SSA_NAMEs. Formatting fixes.
4645 2017-03-10 Richard Biener <rguenther@suse.de>
4646 Jakub Jelinek <jakub@redhat.com>
4648 PR tree-optimization/77975
4649 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4650 edge to be constant.
4651 (get_val_for): For constant x return it. Formatting fix.
4652 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4653 would use the same bases as the current one.
4655 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4657 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4658 instead of vec_select for V1TImode.
4659 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4661 (VSX_LE_128): Add V1TI to this mode iterator.
4662 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4663 (*vsx_le_perm_store_<mode>): Likewise.
4664 (pre-reload splitter for VSX stores): Likewise.
4665 (post-reload splitter for VSX stores): Likewise.
4666 (*vsx_xxpermdi2_le_<mode>): Likewise.
4667 (*vsx_lxvd2x2_le_<mode>): Likewise.
4668 (*vsx_stxvd2x2_le_<mode>): Likewise.
4670 2017-03-09 Michael Eager <eager@eagercon.com>
4672 Correct failures with --enable-checking=yes,rtl.
4674 * config/microblaze/microblaze.c (microblaze_expand_shift):
4675 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4676 test for const0_rtx.
4677 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4678 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4680 2017-03-09 Richard Biener <rguenther@suse.de>
4682 PR tree-optimization/79977
4683 * graphite-scop-detection.c (scop_detection::merge_sese):
4684 Handle the case of extra exits to blocks dominating the entry.
4686 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4688 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4691 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4693 PR rtl-optimization/79949
4694 * lra-constraints.c (process_alt_operands): Check memory when
4695 trying to predict a cycle. Print about the overall increase.
4697 2017-03-09 Richard Biener <rguenther@suse.de>
4700 * gimple-expr.c (useless_type_conversion_p): Preserve
4701 TYPE_SATURATING for fixed-point types.
4703 2017-03-09 Richard Biener <rguenther@suse.de>
4706 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4707 alignment of BLKmode params.
4709 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4712 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4713 (VALL_NO_V2Q): Likewise.
4715 * config/aarch64/aarch64-simd.md
4716 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4718 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4719 VALL_NO_V2Q mode iterator.
4720 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4722 2017-03-09 Martin Liska <mliska@suse.cz>
4724 PR tree-optimization/79631
4725 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4726 tree_int_cst_sign_bit just for INTEGER constants.
4728 2017-03-09 Martin Liska <mliska@suse.cz>
4732 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4735 2017-03-09 Marek Polacek <polacek@redhat.com>
4738 * tree.c (inchash::add_expr): Handle TREE_VEC.
4740 2017-03-09 Martin Liska <mliska@suse.cz>
4743 (chkp_narrow_size_and_offset): New function.
4744 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4745 (void chkp_parse_bit_field_ref): New function.
4746 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4747 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4749 2017-03-09 Martin Liska <mliska@suse.cz>
4752 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4753 (chkp_find_bounds_1): Remove gcc_unreachable.
4755 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4758 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4759 BUILT_IN_SYNC*, determine the access type from the size suffix and
4760 always build a MEM_REF with that type. Handle forgotten
4761 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4764 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4765 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4766 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4767 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4768 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4769 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4770 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4771 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4772 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4773 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4774 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4775 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4776 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4777 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4778 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4779 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4780 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4781 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4782 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4783 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4784 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4785 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4786 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4787 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4788 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4789 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4790 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4791 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4792 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4793 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4794 definitions outside of __OPTIMIZE__ guarded section.
4797 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4798 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4799 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4800 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4803 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4805 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4806 ("vfenez<mode>"): Add missing constraints.
4808 2017-03-08 Martin Sebor <msebor@redhat.com>
4811 * config/nds32/nds32.c (nds32_option_override):
4812 Fix misspelled diagnostic.
4814 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4817 * gimplify.c (gimplify_omp_for): Replace index var in outer
4818 taskloop statement with an artificial variable and add
4819 OMP_CLAUSE_PRIVATE clause for it.
4821 2017-03-08 Richard Biener <rguenther@suse.de>
4823 PR tree-optimization/79955
4824 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4825 for accesses that are completely outside of the variable.
4827 2017-03-08 Andrew Haley <aph@redhat.com>
4829 PR tree-optimization/79943
4830 * tree-ssa-loop-split.c (compute_new_first_bound): When
4831 calculating the new upper bound, (END-BEG) should be added, not
4834 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4836 * config/avr/avr.md (setmemhi): Make sure match_dup
4837 operand number comes before match_scratch.
4839 2017-03-08 Richard Biener <rguenther@suse.de>
4841 PR tree-optimization/79920
4842 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4843 with ncopies == 1 to ...
4844 (vect_transform_slp_perm_load): ... here. Properly compute
4845 all element loads by iterating VF times over the group. Do
4846 not handle ncopies (computed in a broken way) in
4847 vect_create_mask_and_perm.
4849 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4852 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4853 is a uniform vector, use uniform_vector_p return value instead of
4854 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4856 2017-03-07 Marek Polacek <polacek@redhat.com>
4859 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4860 (alloca_call_type): Likewise.
4862 2017-03-07 Martin Liska <mliska@suse.cz>
4864 * gcov.c (process_args): Put comment to correct location.
4866 2017-03-07 Martin Liska <mliska@suse.cz>
4869 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4870 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4871 (chkp_narrow_bounds_for_field): Likewise.
4872 (chkp_parse_array_and_component_ref): Pass one more argument to
4875 2017-03-07 Richard Biener <rguenther@suse.de>
4877 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4880 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4882 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4883 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4885 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4888 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4889 to end of description.
4890 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4892 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4894 PR rtl-optimization/79901
4895 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4897 (*avx512f_<code><mode>3<mask_name>): ... this.
4898 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4899 iterator instead of VI8_AVX2_AVX512BW.
4901 PR rtl-optimization/79901
4902 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4903 min/max expander, expand it using expand_vec_cond_expr.
4906 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4909 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4912 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4913 to void * for PCH reasons.
4914 * dwarf2out.c (output_loc_operands, output_die): Cast
4915 v.val_vec.array to unsigned char *.
4917 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4920 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4923 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4925 PR rtl-optimization/79571
4926 * lra-constraints.c (process_alt_operands): Calculate static
4927 reject and subtract it from overall when only addresses will be
4930 2017-03-06 Julia Koval <julia.koval@intel.com>
4933 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4934 incoming stack boundary to 128 for 64-bit targets.
4936 2017-03-06 Richard Biener <rguenther@suse.de>
4938 PR tree-optimization/79894
4939 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4940 to NULL after folding it.
4942 2017-03-06 Richard Biener <rguenther@suse.de>
4944 PR tree-optimization/79824
4945 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4946 check disabling peeling for gaps.
4948 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4950 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4951 attributes): Document gettimeofday.
4953 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4955 * config/s390/s390.c (s390_option_override_internal): Set
4956 PARAM_MIN_VECT_LOOP_BOUND
4958 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4960 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4961 * config/s390/s390.md: Likewise.
4963 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4966 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4967 (<avx2_avx512>_perm<mode>): Rename to ...
4968 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4970 (<avx512>_perm<mode>_mask): Rename to ...
4971 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4973 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4974 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4975 instead of VI8F_256_512.
4976 (avx512f_perm<mode>): New define_expand.
4977 (avx512f_perm<mode>_mask): Likewise.
4978 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4979 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4981 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4983 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4984 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4986 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4988 2017-03-06 Martin Liska <mliska@suse.cz>
4991 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4992 when having a SSA NAME w/o VAR_DECL assigned to it.
4994 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4996 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4997 msa_dpsub_<su>_d): Fix MODE for vec_select.
4999 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5001 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
5003 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
5005 2017-03-06 Richard Biener <rguenther@suse.de>
5007 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
5008 * plugin.c (register_plugin_info): Likewise.
5009 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
5011 2017-03-05 Jakub Jelinek <jakub@redhat.com>
5013 * config/i386/sse.md (sse_storehps, sse_storelps,
5014 avx_<castmode><avxsizesuffix>_<castmode>,
5015 avx512f_<castmode><avxsizesuffix>_<castmode>,
5016 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
5017 in condition that at least one operand is not a MEM.
5019 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5022 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
5023 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
5025 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
5026 gimple_call_nothrow_p flag based on whether original builtin can throw.
5027 If it can, emit following stmts on the fallthrough edge.
5028 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
5029 don't create new bb if inserting just debug stmts on the edge, try to
5030 insert them on the fallthru bb or just reset debug stmts.
5032 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
5035 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
5036 restore recog_data (including the operand rtxes inside it) around
5037 the call to get_insn_template.
5039 2017-03-03 Martin Sebor <msebor@redhat.com>
5041 PR tree-optimization/79699
5042 * context.c (context::~context): Free MPFR caches to avoid
5043 a memory leak on program exit.
5045 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5047 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
5048 Use wide_int::ulow () instead of .elt (0).
5050 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5052 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
5053 (*pushxf): Limit oF constraint to 32bit targets and add oC
5054 constraint for 64bit targets.
5055 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
5056 (*pushdf): Change rmF constraint to rmC.
5058 2017-03-03 Martin Liska <mliska@suse.cz>
5060 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
5061 Remove unused variable.
5063 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5066 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
5067 is a memory operand, increase num_memory.
5068 (ix86_expand_args_builtin): Likewise.
5070 2017-03-03 Jan Hubicka <jh@suse.cz>
5073 * ipa-devirt.c (maybe_record_node): Properly handle
5074 __cxa_pure_virtual visibility.
5076 2017-03-03 Martin Liska <mliska@suse.cz>
5078 PR tree-optimization/79803
5079 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
5081 (pass_loop_prefetch::execute): Disabled optimization if an
5082 assumption about L1 cache size is not met.
5084 2017-03-03 Martin Liska <mliska@suse.cz>
5086 PR rtl-optimization/79574
5087 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
5088 (hash_scan_set): Likewise.
5089 (dump_hash_table): Likewise.
5090 (hoist_code): Likewise.
5092 2017-03-03 Richard Biener <rguenther@suse.de>
5094 * fixed-value.c (fixed_from_string): Restore use of elt (1)
5095 in place of uhigh ().
5096 (fixed_convert_from_real): Likewise.
5098 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5101 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
5103 2017-03-03 Richard Biener <rguenther@suse.de>
5106 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
5107 TYPE_OVERFLOW_UNDEFINED check.
5109 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5111 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
5113 (vector_ae_<mode>_p): Likewise.
5114 (vector_nez_<mode>_p): Likewise.
5115 (vector_ne_v2di_p): Likewise.
5116 (vector_ae_v2di_p): Likewise.
5117 (vector_ne_<mode>_p): Likewise.
5118 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
5120 (vsx_tsqrt<mode>2_fe): Likewise.
5122 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
5125 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
5127 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5129 PR rtl-optimization/79780
5130 * cprop.c (one_cprop_pass): When second and further conditional trap
5131 in a single basic block is turned into an unconditional trap, turn it
5132 into a deleted note to avoid RTL verification failures.
5134 2017-03-02 Richard Biener <rguenther@suse.de>
5136 * fold-const.c (const_binop): Use ulow () instead of elt (0).
5138 2017-03-02 Richard Biener <rguenther@suse.de>
5140 PR tree-optimization/79345
5142 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
5143 param and abort the walk, returning -1 if it is hit.
5144 (walk_aliased_vdefs): Take a limit param and pass it on.
5145 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
5146 defaulting to 0 and return a signed int.
5147 * tree-ssa-uninit.c (struct check_defs_data): New struct.
5148 (check_defs): New helper.
5149 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
5150 about uninitialized memory.
5151 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
5152 bogus uninitialized warning.
5153 (fixed_convert_from_real): Likewise.
5155 2017-03-02 Bin Cheng <bin.cheng@arm.com>
5157 PR tree-optimization/66768
5158 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
5159 iv_use if base object can't be determined.
5161 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5163 PR tree-optimization/79345
5164 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
5165 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
5166 (get_pattern_stats): Initialize it.
5167 * genemit.c (gen_expand): Verify match_scratch numbers come after
5168 match_operand/match_dup numbers.
5169 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
5170 match_scratch numbers.
5171 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
5173 * config/s390/s390.md (trunctdsd2): Likewise.
5175 2017-03-02 Richard Biener <rguenther@suse.de>
5177 * wide-int.h (wide_int_storage::operator=): Implement in terms
5180 2017-03-02 Richard Biener <rguenther@suse.de>
5182 PR tree-optimization/79777
5183 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
5184 the to insert expression to sth existing.
5186 2017-03-01 Martin Sebor <msebor@redhat.com>
5189 * gimple-ssa-sprintf.c
5190 (directive::known_width_and_precision): New function.
5191 (format_integer): Use it.
5192 (get_mpfr_format_length): Consider the full range of precision
5193 when computing %g output with the # flag. Set the likely byte
5194 count to 3 rather than 1 when precision is indeterminate.
5195 (format_floating): Correct the lower bound of precision.
5197 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5199 * doc/invoke.texi: Document default code model for 64-bit Linux.
5201 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5204 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
5205 udiv rather than div since input pattern is unsigned.
5207 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
5209 * config/i386/i386.c (print_reg): Warn for values of
5210 unsupported size in integer register.
5212 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5215 * config/rs6000/predicates.md (current_file_function_operand): Do
5216 not allow self calls to be local if the function is replaceable.
5218 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5221 * config/rs6000/altivec.h (vec_ctz and others): Change the
5222 preprocessor macro that controls conditional compilation from
5223 _ARCH_PWR9 to __POWER9_VECTOR__.
5224 (vec_all_ne): Change parameterization of __altivec_scalar_pred
5225 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
5226 control (instead of _ARCH_PWR9 control) so that template
5227 definition uses power9-specific function.
5228 (vec_any_eq): Likewise.
5229 (vec_all_ne): Change macro definition to use a power9-specific
5230 expansion under #ifdef __POWER9_VECTOR__ control (instead of
5231 _ARCH_PWR9 control).
5232 (vec_any_eq) Likewise.
5233 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
5234 expansion for CMPNEF to remove support for xvcmpnesp instruction.
5235 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
5236 support for xvcmpnedp instruction.
5237 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
5238 macro expansion so that Power9 implementation of vec_all_ne does
5239 not use the AltiVec predicate framework.
5240 (VCMPNEH_P): Likewise.
5241 (VCMPNEW_P): Likewise.
5242 (VCMPNED_P): Likewise.
5243 (VCMPNEFP_P): Likewise.
5244 (VCMPNEDP_P): Likewise.
5245 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
5246 implementation of vec_any_eq to not use AltiVec predicate
5248 (VCMPAEH_P): Likewise.
5249 (VCMPAEW_P): Likewise.
5250 (VCMPAED_P): Likewise.
5251 (VCMPAEFP_P): Likewise.
5252 (VCMPAEDP_P): Likewise.
5253 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
5254 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
5255 not use the AltiVec predicate framework.
5256 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
5257 of vec_any_eq to not use AltiVec predicate framework.
5258 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
5259 support for predefined __POWER9_VECTOR__ macro to indicate that
5260 Power9 instruction selection is enabled.
5261 (altivec_overloaded_builtins): Remove extraneous
5262 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
5263 function argument types RS6000_BTI_bool_V16QI and
5264 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
5265 entry for overloaded function argument types RS6000_BTI_bool_V4SI
5266 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
5267 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
5268 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
5269 Power9 for implementations of vec_cmpne. Change the signature for
5270 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
5271 (representing vec_all_ne) to remove the previously described first
5272 argument of type RS6000_BTI_INTSI, as this was an artifact of
5273 reliance on the AltiVec predicate framework, which is no longer
5274 used in the implementation of these functions. Add
5275 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
5276 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
5277 since, unlike the AltiVec predicate framework implementation, we
5278 do not share function descriptors between vec_alle and vec_anyeq.
5279 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
5280 set of modes that receive special treatment even when
5281 TARGET_P9_VECTOR is true. The special treatment emits code that
5282 does not depend on Power9 instructions.
5283 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
5284 define_expand to not rely on AltiVec predicate framework.
5285 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5287 (vector_ne_v2di_p): Change this define_expand to not rely on
5288 AltiVec predicate framework.
5289 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
5291 (vector_ne_<mode>_p): Change this define_expand to not rely on
5292 AltiVec predicate framework.
5293 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5295 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
5296 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
5297 define_insn pattern.
5298 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
5299 define_insn pattern because the xvcmpne<VSs>. instruction is not
5301 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
5302 instruction is not supported.
5304 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5306 * config/nvptx/nvptx.c: Include intl.h.
5308 2017-03-01 Martin Jambor <mjambor@suse.cz>
5311 * ipa-prop.h (ipa_bits): Removed field known.
5312 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
5313 to pointers. Adjusted their comments to warn about their sharing.
5314 (ipcp_transformation_summary): Change bits to a vector of pointers.
5315 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
5316 (ipa_get_ipa_bits_for_value): Declare.
5317 * tree-vrp.h (value_range): Mark as GTY((for_user)).
5318 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
5319 (ipa_bits_hash_table): Likewise.
5320 (ipa_vr_ggc_hash_traits): Likewise.
5321 (ipa_vr_hash_table): Likewise.
5322 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
5323 being pointers and vr_known being removed.
5324 (ipa_set_jf_unknown): Likewise.
5325 (ipa_get_ipa_bits_for_value): New function.
5326 (ipa_set_jfunc_bits): Likewise.
5327 (ipa_get_value_range): New overloaded functions.
5328 (ipa_set_jfunc_vr): Likewise.
5329 (ipa_compute_jump_functions_for_edge): Use the above functions to
5330 construct bits and vr parts of jump functions.
5331 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
5332 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5334 (ipcp_grow_transformations_if_necessary): Also allocate
5335 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5337 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
5338 them. Fix too long lines.
5339 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
5340 vr_known being removed.
5341 (ipa_read_jump_function): Use new setter functions to construct bits
5342 and vr parts of jump functions or set them to NULL.
5343 (write_ipcp_transformation_info): Adjust for bits being pointers.
5344 (read_ipcp_transformation_info): Likewise.
5345 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
5347 Include gt-ipa-prop.h.
5348 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
5350 (ipcp_store_bits_results): Likewise.
5351 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
5352 Do not write to existing jump functions but use a temporary instead.
5354 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5357 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
5358 attempt to use its first operand as BIT_FIELD_REF base.
5360 2017-03-01 Richard Biener <rguenther@suse.de>
5363 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
5364 interpolating formula in wrapping arithmetic.
5365 (chrec_apply): Convert chrec_evaluate return value to wanted type.
5367 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5369 PR tree-optimization/79734
5370 * tree-vect-generic.c (expand_vector_condition): Optimize
5371 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
5372 Handle VEC_COND_EXPR where comparison has different inner width from
5375 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
5377 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
5378 markup, and similar issues. Remove @opindex entries for things
5379 that aren't options. Add missing -mmpy-option entries.
5381 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5383 PR tree-optimization/79737
5384 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
5385 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
5386 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
5387 instead of byte_size. Formatting fix.
5388 (shift_bytes_in_array_right): Formatting fix.
5390 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
5393 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
5394 condition on optimize for the leaf function test.
5396 2017-02-28 Martin Liska <mliska@suse.cz>
5399 * read-rtl-function.c (function_reader::handle_unknown_directive):
5400 Bail out when one uses -flto.
5402 2017-02-28 Martin Liska <mliska@suse.cz>
5404 * common.opt: Replace space with tabular for options of <number>
5406 * config/i386/i386.opt: Show <number> value for
5407 -mlarge-data-threshold.
5408 * opts.c (print_filtered_help): Do not display number in hexadecimal
5411 2017-02-28 Martin Liska <mliska@suse.cz>
5413 * common.opt: Fix --help=option -Q for options which are of
5416 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
5418 * config/i386/i386.c (print_reg): Error out for values
5419 of 8-bit size in invalid integer register.
5421 2017-02-28 Martin Sebor <msebor@redhat.com>
5423 PR tree-optimization/79691
5424 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
5426 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5429 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
5430 gcc_unreachable with output_operand_lossage.
5432 2017-02-28 Richard Biener <rguenther@suse.de>
5434 PR tree-optimization/79740
5435 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
5437 (visit_nary_op): Insert the nary into the hashtable if we
5438 pattern-matched sth.
5439 * tree-ssa-pre.c (eliminate_insert): Robustify.
5441 2017-02-28 Richard Biener <rguenther@suse.de>
5444 * fold-const.c (decode_field_reference): Reject out-of-bound
5447 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5449 * config/i386/i386.c: Include intl.h.
5450 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
5451 instead of just cond ? "..." : "...".
5452 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
5453 * coverage.c (read_counts_file): Likewise.
5454 * omp-offload.c: Include intl.h.
5455 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
5456 of just cond ? "..." : "...".
5457 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
5458 of just cond ? "..." : "...".
5460 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
5463 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
5465 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
5466 'tune for' CPU name.
5467 * config/arm/arm-cpu-data.h: Regenerated.
5469 2017-02-28 Richard Biener <rguenther@suse.de>
5471 PR tree-optimization/79732
5472 * tree-inline.c (expand_call_inline): Do not shadow var.
5474 2017-02-28 Richard Biener <rguenther@suse.de>
5476 PR tree-optimization/79723
5477 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
5478 address-space properly.
5480 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
5482 * doc/optinfo.texi (Optimization groups): Fix option used for
5484 * doc/invoke.texi (-fopt-info): Document "omp".
5485 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
5486 (OPTGROUP_ALL): Add OPTGROUP_OMP.
5487 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
5488 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
5489 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
5491 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
5493 * dumpfile.c (optgroup_options): Instead of "openmp", associate
5494 OPTGROUP_OMP with "omp".
5496 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
5499 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
5500 for arithmetic shift of unsigned V2DI.
5502 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
5504 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
5505 arc/linux.h headers.
5506 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
5507 (LINK_SPEC): Likewise.
5508 (ARC_TLS_EXTRA_START_SPEC): Likewise.
5509 (EXTRA_SPECS): Likewise.
5510 (STARTFILE_SPEC): Likewise.
5511 (ENDFILE_SPEC): Likewise.
5512 (LIB_SPEC): Likewise.
5513 (TARGET_SDATA_DEFAULT): Likewise.
5514 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
5515 (MULTILIB_DEFAULTS): Likewise.
5516 (DWARF2_UNWIND_INFO): Likewise.
5517 * config/arc/big.h: New file.
5518 * config/arc/elf.h: Likewise.
5519 * config/arc/linux.h: Likewise.
5520 * config/arc/t-uClibc: Remove.
5522 2017-02-27 Bin Cheng <bin.cheng@arm.com>
5524 PR tree-optimization/77536
5525 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
5526 (tree_transform_and_unroll_loop): Use above function to compute the
5527 estimated niter of unrolled loop and use it when scaling profile.
5528 Also use count info rather than frequency if it's non-zero.
5529 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
5530 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
5531 (vect_transform_loop): Call above function.
5533 2017-02-27 Richard Biener <rguenther@suse.de>
5535 PR tree-optimization/45397
5536 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
5537 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
5538 (visit_nary_op): Add pattern matching for CSEing sign-changed
5539 or truncated operations with wider ones.
5541 2017-02-27 Richard Biener <rguenther@suse.de>
5543 PR tree-optimization/79690
5544 * tree-vect-stmts.c (vectorizable_store): Use vector type
5545 built from the DR with address-space.
5547 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
5549 * doc/invoke.texi (Optimize Options): Refine the description
5550 of asan-use-after-return.
5552 2017-02-25 Alan Modra <amodra@gmail.com>
5554 PR rtl-optimization/79584
5555 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
5556 base, not ad->base_term, the reg within base. Remove assertion
5557 that ad->base == ad->base_term. Replace gen_int_mode using
5558 bogus mode with const0_rtx.
5560 2017-02-25 Jakub Jelinek <jakub@redhat.com>
5563 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
5564 FMA_EXPR like tcc_binary or tcc_unary.
5566 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
5569 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
5571 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
5572 (output_loc_operands): Handle DW_OP_call_ref and
5573 DW_OP_GNU_variable_value.
5574 (struct variable_value_struct): New type.
5575 (struct variable_value_hasher): Likewise.
5576 (variable_value_hash): New variable.
5577 (string_types): Remove.
5578 (copy_loc_descr): New function.
5579 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
5580 (prepend_loc_descr_to_each): New function.
5581 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
5582 instead of add_loc_descr_to_each if the first argument is single
5583 location list and the second has multiple.
5584 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
5585 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
5586 when looking for variable value which doesn't have other location info.
5587 (loc_list_from_tree): Formatting fix.
5588 (gen_array_type_die): Simplify DW_AT_string_length handling.
5589 (adjust_string_types): Remove.
5590 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5591 string_types. Call resolve_variable_values.
5592 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5593 (resolve_addr_in_expr): Likewise. Add A argument.
5594 (copy_deref_exprloc): Remove deref argument. Adjust for the
5595 original expression being DW_OP_GNU_variable_value with optionally
5596 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5597 optionally after it.
5598 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5599 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5600 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5601 (variable_value_hasher::hash, variable_value_hasher::equal): New
5603 (resolve_variable_value_in_expr, resolve_variable_value,
5604 resolve_variable_values, note_variable_value_in_expr,
5605 note_variable_value): New functions.
5606 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5609 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5612 * opts.h (handle_generated_option): Add GENERATED_P argument.
5613 * opts-common.c (handle_option): Adjust function comment.
5614 (handle_generated_option): Add GENERATED_P argument, pass it to
5616 (control_warning_option): Pass false to handle_generated_option
5618 * opts.c (maybe_default_option): Pass true to handle_generated_option
5620 * optc-gen.awk: Likewise.
5622 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5624 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5625 a REG, look at the REG it is a SUBREG of.
5626 (splitter for cmpeqsi_t): Ditto.
5628 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5630 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5631 the special USEs with the pattern of the insn, not the insn itself.
5633 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5636 * doc/invoke.texi: Document -mload-store-pairs.
5638 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5639 Sandra Loosemore <sandra@codesourcery.com>
5641 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5642 argument isn't a CONST_INT.
5643 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5644 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5645 (nios2_validate_compare): Bypass alternate compare logic if *op2
5647 (ldstwm_operation_p): Return false if first_base is not a REG or
5648 if first_offset is not a CONST_INT.
5650 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5652 * config/cris/cris.md: Use correct operand in a define_peephole2.
5654 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5656 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5658 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5660 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5661 this_insn if it is an INSN or JUMP_INSN.
5662 (force_offsettable): Look at base, not at addr.
5663 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5664 on things that aren't necessarily CONST_INTs.
5666 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5668 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5669 -mfpmath=sse is the default also for x86-32 targets with SSE2
5670 instruction set when @option{-ffast-math} is enabled
5672 2017-02-24 Jeff Law <law@redhat.com>
5674 PR rtl-optimizatoin/79286
5675 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5678 2017-02-24 Richard Biener <rguenther@suse.de>
5680 PR tree-optimization/79389
5681 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5684 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5686 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5687 function comment to reflect reality.
5688 (loop_exits_before_overflow): Fix typo in function description.
5690 2017-02-24 Richard Biener <rguenther@suse.de>
5692 PR tree-optimization/79389
5693 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5694 properly that a threading opportunity exists. Detect conditional
5695 copy/constant propagation opportunities.
5697 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5699 * config/visium/visium.md (type): Add trap.
5700 (b): New mode attribute.
5701 (*btst): Rename into...
5702 (*btst<mode>): ...this and adjust.
5703 (*cbranchsi4_btst_insn): Rename into...
5704 (*cbranch<mode>4_btst_insn): ...this and adjust.
5705 (trap): New define_insn.
5707 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5709 PR tree-optimization/79389
5710 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5711 (noce_reversed_cond_code): New function.
5712 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5713 reversed_comparison_code. Formatting fix.
5714 (noce_try_store_flag): Test rev_cond != NULL in addition to
5715 reversed_comparison_code.
5716 (noce_try_store_flag_constants): Likewise.
5717 (noce_try_store_flag_mask): Likewise.
5718 (noce_try_addcc): Use rev_cond if non-NULL instead of
5719 reversed_comparison_code.
5720 (noce_try_cmove_arith): Likewise. Formatting fixes.
5721 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5722 (noce_find_if_block): Initialize rev_cond.
5723 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5724 instead of false as last argument never attempt to reverse it
5727 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5729 PR tree-optimization/79663
5730 * tree-predcom.c (combine_chains): Process refs in reverse order
5731 only for ZERO length chains, and add explaining comment.
5733 2017-02-23 Jeff Law <law@redhat.com>
5735 PR tree-optimization/79578
5736 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5737 in call to operand_equal_p.
5739 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5742 * config/i386/cpuid.h: Fix another undefined behavior.
5744 2017-02-23 Richard Biener <rguenther@suse.de>
5746 PR tree-optimization/79683
5747 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5748 vector types for data-refs.
5750 2017-02-23 Martin Liska <mliska@suse.cz>
5752 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5754 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5757 * internal-fn.c (get_range_pos_neg): Moved to ...
5758 * tree.c (get_range_pos_neg): ... here. No longer static.
5759 * tree.h (get_range_pos_neg): New prototype.
5760 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5761 are known to be in between 0 and signed maximum inclusive, try to
5762 expand both unsigned and signed divmod and use the cheaper one from
5765 2017-02-22 Jeff Law <law@redhat.com>
5767 PR tree-optimization/79578
5768 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5769 to compare base operands.
5771 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5774 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5775 gpc_reg_operand instead of fpr_reg_operand.
5777 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5779 * config/mips/mips.c (mips_return_in_memory): Force FP
5780 vector types to be returned in memory for o32 ABI.
5782 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5784 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5785 instead of DW_TAG_member for static data member declarations and don't
5786 set no_linkage_name for static inline data members.
5787 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5790 2017-02-22 Martin Liska <mliska@suse.cz>
5792 * doc/invoke.texi: Replace inequality signs with square brackets
5795 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5797 PR tree-optimization/68644
5798 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5800 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5803 * lra-constraints.c (simplify_operand_subreg): Handle
5804 WORD_REGISTER_OPERATIONS targets.
5806 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5809 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5810 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5811 elimination by swapping fld*.
5813 2017-02-22 Richard Biener <rguenther@suse.de>
5815 PR tree-optimization/79673
5816 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5817 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5818 irrelevant address-space qualifiers and avoiding a
5819 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5821 2017-02-22 Richard Biener <rguenther@suse.de>
5823 PR tree-optimization/79666
5824 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5825 to not symbolically negate if that may introduce undefined
5828 2017-02-22 Martin Liska <mliska@suse.cz>
5831 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5832 * data-streamer-out.c (streamer_write_gcov_count_stream):
5834 * value-prof.c (stream_out_histogram_value): Make assert more
5835 precise based on type of counter.
5837 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5840 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5841 Use nonimmediate_operand instead of memory_operand for operand 1.
5842 (float-extend standard_x87sse_constant_load splitter): Ditto.
5844 2017-02-21 Jeff Law <law@redhat.com>
5846 PR tree-optimization/79621
5847 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5848 blocks with edges to themselves.
5850 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5853 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5854 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5855 Use gimple_call_builtin_p.
5858 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5859 on temporarily removed DEBUG_INSNs.
5861 PR tree-optimization/79649
5862 * tree-loop-distribution.c (classify_partition): Give up on
5863 non-generic address space loads/stores.
5865 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5867 * doc/loop.texi (Loop manipulation): Remove nonexistent
5868 tree_ssa_loop_version from the documentation.
5869 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5871 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5874 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5875 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5876 * config/rs6000/rs6000.c: Include except.h.
5877 (rs6000_expand_split_stack_prologue): Call
5878 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5880 2017-02-21 Martin Jambor <mjambor@suse.cz>
5883 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5886 2017-02-21 Martin Jambor <mjambor@suse.cz>
5888 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5889 for backward compatibility only.
5890 * doc/invoke.texi (Option Summary): Remove all references to
5893 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5897 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5899 * lra-constraints.c (curr_insn_transform): Handle
5900 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5902 2017-02-21 Martin Liska <mliska@suse.cz>
5904 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5906 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5908 PR translation/79638
5909 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5911 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5914 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5915 (arm_function_ok_for_sibcall): Return false for an indirect call by
5916 descriptor if all the argument registers are used.
5917 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5918 alignment of the function.
5920 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5922 PR tree-optimization/61441
5923 * simplify-rtx.c (simplify_const_unary_operation): For
5924 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5925 the sNaN unmodified.
5927 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5929 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5930 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5931 instead of SYSTEM_HEADER_DIR.
5933 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5934 Martin Liška <mliska@suse.cz>
5936 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5937 Fix typos and grammar, use active voice, and clarify.
5939 2017-02-20 Marek Polacek <polacek@redhat.com>
5942 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5945 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5947 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5950 * config/i386/i386.c (ix86_expand_builtin): Handle
5951 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5952 ix86_builtins_isa[fcode].isa as a requirement of those
5953 flags and any other flag in the bitmask.
5954 (ix86_init_mmx_sse_builtins): Use 0 instead of
5955 ~OPTION_MASK_ISA_64BIT as mask.
5956 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5957 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5958 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5959 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5961 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5964 * lra-constraints.c (split_reg): Check requested split mode
5965 is supported by the register.
5967 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5969 * lra-constraints.c (simplify_operand_subreg): Remove early
5972 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5975 * lra-constraints.c (curr_insn_transform): Tighten condition
5976 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5978 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5981 * lra-constraints.c (curr_insn_transform): Handle
5982 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5984 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5987 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5989 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5991 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5994 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5997 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5999 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
6002 2017-02-18 Jakub Jelinek <jakub@redhat.com>
6004 * final.c (last_columnnum, override_columnnum): New variables.
6005 (final_start_function): Set last_columnnum, pass it to begin_prologue
6006 hook and pass 0 to dwarf2out_begin_prologue.
6007 (final_scan_insn): Update override_columnnum. Pass last_columnnum
6008 to source_line debug hook.
6009 (notice_source_line): Compute last_columnnum and for debug_column_info
6010 return true on column changes.
6011 * debug.h (struct gcc_debug_hooks): Add column argument to
6012 source_line and begin_prologue hooks.
6013 (debug_nothing_int_charstar_int_bool): Remove prototype.
6014 (debug_nothing_int_int_charstar,
6015 debug_nothing_int_int_charstar_int_bool): New prototypes.
6016 (dwarf2out_begin_prologue): Add column argument.
6017 * debug.c (do_nothing_debug_hooks): Adjust source_line and
6018 begin_prologue hooks.
6019 (debug_nothing_int_charstar_int_bool): Remove.
6020 (debug_nothing_int_int_charstar,
6021 debug_nothing_int_int_charstar_int_bool): New functions.
6022 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
6023 through to dwarf2out_source_line.
6024 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
6025 (dwarf2out_source_line): Add column argument, emit it if requested.
6026 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
6028 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6029 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6030 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
6031 through to dwarf2out_begin_prologue.
6032 (vmsdbgout_source_line): Add column argument, pass it through to
6033 dwarf2out_source_line.
6034 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
6035 dbxout_source_line caller.
6036 (dbxout_source_line): Add column argument.
6038 * common.opt (gno-column-info, gcolumn-info): New options.
6039 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
6040 (check_die): Also test for multiple DW_AT_decl_column attributes.
6041 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
6042 DW_AT_decl_column if requested.
6043 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
6045 (gen_variable_die): Likewise.
6046 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
6047 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
6050 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
6051 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
6052 (ix86_handle_option): Handle OPT_m3dnowa.
6053 * doc/invoke.texi (-m3dnowa): Document.
6054 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
6055 -m3dnowa instead of -m3dnow -march=athlon.
6058 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
6059 instead of gcc_assert for K, r and R code checks. Formatting fixes.
6061 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6064 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
6065 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
6066 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
6067 generator for vsx_xxpermdi_<mode>_be.
6068 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
6069 force big-endian semantics.
6070 (vsx_xxpermdi_<mode>_be): New define_expand with same
6071 implementation as previous version of vsx_xxpermdi_<mode>.
6073 2017-02-17 Jakub Jelinek <jakub@redhat.com>
6075 PR tree-optimization/79327
6076 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
6077 variable, its initialization and use.
6079 2017-02-17 Julia Koval <julia.koval@intel.com>
6081 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
6082 (OPTION_MASK_ISA_PKU_UNSET): New.
6083 (ix86_handle_option): Handle -mrdpid.
6084 * config/i386/cpuid.h (bit_RDPID): New.
6085 * config/i386/driver-i386.c (host_detect_local_cpu):
6086 Detect RDPID feature.
6087 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
6088 * config/i386/i386-c.c (ix86_target_macros_internal):
6090 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
6091 (ix86_valid_target_attribute_inner_p): Add "rdpid".
6092 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
6093 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
6094 * config/i386/i386.md (define_insn "rdpid"): New.
6095 * config/i386/i386.opt Add -mrdpid.
6096 * config/i386/immintrin.h (_rdpid_u32): New.
6098 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
6100 PR rtl-optimization/79541
6101 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
6102 instead of transforming it into USE.
6104 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
6106 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
6107 If HONOR_SNANS (SFmode) force the input to a register.
6108 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
6109 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
6110 an frsp or similar insn.
6112 2017-02-17 Martin Liska <mliska@suse.cz>
6114 PR rtl-optimization/79577
6115 * params.def (selsched-max-sched-times): Increase minimum to 1.
6117 2017-02-17 Martin Liska <mliska@suse.cz>
6119 PR rtl-optimization/79574
6120 * gcse.c (want_to_gcse_p): Prevent integer overflow.
6122 2017-02-17 Martin Liska <mliska@suse.cz>
6124 PR tree-optimization/79529
6125 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
6126 ssa_defined_default_def_p to handle cases which are implicitly
6128 * tree-ssa.c (ssa_defined_default_def_p): New function.
6129 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
6130 which are implicitly defined.
6131 * tree-ssa.h (ssa_defined_default_def_p): Declare.
6133 2017-02-17 Richard Biener <rguenther@suse.de>
6136 * params.def (max-ssa-name-query-depth): Limit to 10.
6138 2017-02-17 Richard Biener <rguenther@suse.de>
6140 PR tree-optimization/79552
6141 * tree-ssa-structalias.c (visit_loadstore): Properly verify
6144 2017-02-17 Richard Biener <rguenther@suse.de>
6147 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
6149 2017-02-17 Marek Polacek <polacek@redhat.com>
6152 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
6153 (fold_negate_expr): New wrapper.
6155 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
6157 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
6158 Correct terminology and de-emphasize pre-standard behavior.
6160 2017-02-16 Alan Modra <amodra@gmail.com>
6162 PR rtl-optimization/79286
6163 * ira.c (def_dominates_uses): New function.
6164 (update_equiv_regs): Don't create an equivalence for insns that
6165 may trap where the register def does not dominate the use.
6167 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
6169 PR rtl-optimization/78127
6170 * lra.c (lra): Call lra_eliminate before finish the loop after
6173 2017-02-16 Richard Biener <rguenther@suse.de>
6175 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
6177 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
6178 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
6179 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
6180 (isl_val_int_from_wi): New function.
6181 (extract_affine_gmp): Rename to ...
6182 (extract_affine_wi): ... this, take a widest_int.
6183 (extract_affine_int): Just wrap extract_affine_wi.
6184 (add_param_constraints): Use isl_val_int_from_wi.
6185 (add_loop_constraints): Likewise, and extract_affine_wi.
6187 2017-02-15 Jeff Law <law@redhat.com>
6190 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
6191 ira_init_register_move_cost_if_necessary.
6193 2017-02-15 Martin Sebor <msebor@redhat.com>
6196 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
6197 removed in a prior commit.
6199 2017-02-15 Bin Cheng <bin.cheng@arm.com>
6201 PR tree-optimization/79347
6202 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
6203 counters during peeling.
6205 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
6207 * Makefile.in (site.exp): Remove "set ISLVER".
6209 2017-02-15 Jakub Jelinek <jakub@redhat.com>
6212 * real.c (real_from_integer): Call real_convert even for decimal.
6214 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6217 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6219 2017-02-14 Andrew Pinski <apinski@cavium.com>
6221 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
6222 cores and change the partno/implementer to be correct.
6223 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
6224 the 'B" as the implementer.
6225 * config/aarch64/aarch64-tune.md: Regenerate.
6227 2017-02-14 Carl Love <cel@us.ibm.com>
6229 * config/rs6000/rs6000.c: Add case statement entry to make the
6230 xvcvuxdsp built-in argument unsigned.
6231 * config/rs6000/vsx.md: Fix the source and return operand types so they
6232 match the instruction definitions from the ISA document. Fix typo
6233 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
6236 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
6239 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
6240 member early_clobber_alts.
6241 * lra-lives.c (reg_early_clobber_p): New.
6242 (process_bb_lives): Use it.
6243 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
6244 (debug_operand_data): Initialize early_clobber_alts.
6245 (setup_operand_alternative): Set up early_clobber_alts.
6246 (collect_non_operand_hard_regs): Ditto. Pass early clobber
6247 alternatives to new_insn_reg.
6248 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
6250 (lra_update_insn_regno_info): Pass the new arg.
6252 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6255 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
6256 (new_oacc_loop_raw): Don't clear already cleared fields.
6259 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
6260 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
6261 _mm512_prefetch_i64gather_ps): New inline functions and macros.
6263 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
6266 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
6268 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
6271 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
6272 the extra instruction to the right place to store 128-bit constant
6275 2017-02-14 Martin Sebor <msebor@redhat.com>
6278 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
6279 warning for strings of unknown length.
6281 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
6283 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
6285 2017-02-14 Jeff Law <law@redhat.com>
6288 * ira-costs.c (scan_one_insn): Initialize register move costs
6289 for pseudos seen in USE/CLOBBER insns.
6291 PR tree-optimization/79095
6292 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
6293 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
6294 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
6295 if the operands are known to be not equal, then the resulting range
6297 (intersect_ranges): If the new range is ~[0,0] and the old range is
6298 wide, then prefer ~[0,0].
6299 * tree-vrp.c (overflow_comparison_p_1): New function.
6300 (overflow_comparison_p): New function.
6301 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
6302 if NAME is used in an overflow test.
6303 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
6304 overflow check that can be expressed as an equality test, then adjust
6305 ops to be that equality test.
6307 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6309 * config/s390/s390-builtin-types.def: Remove flags argument.
6310 * config/s390/s390.c (s390_init_builtins): Likewise.
6312 2017-02-14 Martin Liska <mliska@suse.cz>
6314 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
6315 vector. Fix trailing white spaces.
6317 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
6319 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
6322 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6324 PR rtl-optimization/68664
6325 * config/arm/arm.c (arm_sched_can_speculate_insn):
6326 New function. Declare prototype.
6327 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6329 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6331 PR rtl-optimization/68664
6332 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
6334 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6336 2017-02-14 Amit Pawar <amit.pawar@amd.com>
6338 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
6339 max skip bytes for function, loop and jump.
6341 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6343 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
6344 ABS_EXPR for gimple dump.
6346 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6349 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
6351 PR tree-optimization/79408
6352 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
6353 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
6354 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
6355 also if rhs1 is INTEGER_CST.
6357 2017-02-14 Richard Biener <rguenther@suse.de>
6360 * tree-into-ssa.c (insert_phi_nodes): When the function can
6361 have abnormal edges rewrite SSA names with broken use-def
6362 dominance out of SSA and register them for PHI insertion.
6364 2017-02-13 Martin Sebor <msebor@redhat.com>
6367 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
6368 clearing info.nowrite flag when snprintf size argument is a range.
6370 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6372 * cprop.c (cprop_jump): Add missing space in string literal.
6373 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
6374 (get_constraint_for_component_ref): Likewise.
6375 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
6376 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
6377 * lra-constraints.c (process_alt_operands): Likewise.
6378 * ipa-inline.c (inline_small_functions): Likewise.
6379 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
6380 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
6381 * trans-mem.c (diagnose_tm_1_op): Likewise.
6382 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
6383 (grid_parallel_clauses_gridifiable): Likewise.
6385 * config/nvptx/mkoffload.c (process): Add space in between
6388 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
6389 "MOD4_SSE_REGS" and "ALL_REGS".
6391 * spellcheck.c (test_data): Add , in between "foo" and "food".
6393 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6396 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
6397 boundary crossing check and subsequent code generation agree.
6399 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6401 * config/aarch64/aarch64.c (has_memory_op): Delete.
6402 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
6405 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6407 PR rtl-optimization/79388
6408 PR rtl-optimization/79450
6409 * combine.c (distribute_notes): When removing TEM_INSN for which
6410 corresponding dest has last value recorded, invalidate that last
6413 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6415 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
6416 of explicit '@'. Add missing assembly comment marker on branch costs
6419 2017-02-13 Nathan Sidwell <nathan@acm.org>
6421 * gengtype-lex.l (<in_struct>): Add '/'.
6423 2017-02-13 Martin Liska <mliska@suse.cz>
6426 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
6428 2017-02-13 Richard Biener <rguenther@suse.de>
6430 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
6432 * configure: Re-generate.
6433 * config.in: Likewise.
6434 * graphite-dependences.c: Simplify as if
6435 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
6436 * graphite-isl-ast-to-gimple.c: Likewise.
6437 * graphite-optimize-isl.c: Likewise.
6438 * graphite-poly.c: Likewise.
6439 * graphite-sese-to-poly.c: Likewise.
6440 * graphite.h: Likewise.
6441 * toplev.c: Include isl/version.h and use isl_version () for
6442 printing the ISL version.
6443 * doc/install.texi: Update ISL requirement.
6445 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6447 * doc/standards.texi (Standards): Update reference to
6450 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6452 * doc/extend.texi (Named Address Spaces): sourceware.org now
6454 * doc/install.texi (Binaries): Ditto.
6457 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6459 * doc/cpp.texi: Replace "stringify"/"stringification" with C
6460 standard terminology "stringize"/"stringizing" throughout.
6461 * doc/cppinternals.texi: Likewise.
6463 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6465 * doc/extend.texi: Fix some spelling mistakes and typos.
6466 * doc/invoke.texi: Likewise.
6468 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6471 * params.def (inline-min-speedup) Change from 10 to 8.
6473 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6475 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
6478 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6481 * ipa-inline-analysis.c (get_minimal_bb): New function.
6482 (record_modified): Use it.
6483 (remap_edge_change_prob): Handle also ancestor functions.
6485 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
6487 * doc/contrib.texi (Contributors): Remove broken link into
6488 the Mauve CVS repository.
6490 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6493 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
6494 result computation whenever lhs doesn't have vector mode, not
6495 just when it has BLKmode.
6497 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6499 * doc/makefile.texi (profiledbootstrap): Refer to the
6500 installation instructions only in textual form.
6502 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6505 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
6507 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6509 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
6510 (Specific): Update mingw-w64 reference.
6512 (Specific): Remove broken link to Renesas RX processor.
6514 2017-02-10 Richard Biener <rguenther@suse.de>
6516 * toplev.c (process_options): Do not mention obsolete graphite
6517 options when printing sorry message about missing graphite support.
6518 Mention -floop-nest-optimize.
6520 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
6522 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
6523 (vtst_p16): Likewise.
6524 (vtstq_p8): Likewise.
6525 (vtstq_p16): Likewise.
6527 (vtstq_p64): Likewise.
6528 * config/arm/arm_neon.h (vgetq_lane_p64): New.
6529 (vset_lane_p64): New.
6530 (vsetq_lane_p64): New.
6532 2017-02-10 Jakub Jelinek <jakub@redhat.com>
6534 PR tree-optimization/79411
6535 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
6536 stmt operands are SSA_NAMEs used in abnormal phis.
6537 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
6540 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6543 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
6546 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6548 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
6550 2017-02-09 Jakub Jelinek <jakub@redhat.com>
6552 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
6556 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
6557 not arbitrary TREE_CONSTANT.
6560 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
6561 "omp declare target link" attribute unless is_global_var.
6562 * omp-offload.c (find_link_var_op): Likewise.
6564 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
6565 Chung-Lin Tang <cltang@codesourcery.com>
6567 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
6569 (gimplify_adjust_omp_clauses): Don't delete TILE.
6570 (gimplify_omp_for): Deal with TILE.
6571 * internal-fn.c (expand_GOACC_TILE): New function.
6572 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
6574 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
6575 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
6577 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
6578 avoid DIV for outermost collapse var.
6579 (expand_oacc_for): Insert tile element loop as needed. Adjust.
6580 Remove out of date comments, fix whitespace.
6581 * omp-general.c (omp_extract_for_data): Deal with tiling.
6582 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
6583 adjust OLF_DIM_BASE value.
6584 (struct omp_for_data): Add tiling field.
6585 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
6586 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
6587 for auto loops. Remove default auto determining, moved to
6588 oacc_loop_fixed_partitions.
6589 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6590 stmts, add e_mask field.
6591 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6592 (oacc_thread_numbers): Use oacc_dim_call.
6593 (oacc_xform_tile): New.
6594 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6595 (finish_oacc_loop): Adjust for ifns vector.
6596 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6597 add case for GOACC_TILE fns.
6598 (oacc_loop_xform_loop): Delete.
6599 (oacc_loop_process): Iterate over call list directly, and add
6600 handling for GOACC_TILE fns.
6601 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6603 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6604 vector partitioning to outer loops. Assign 2 partitions to loops
6605 when available. Add TILE handling.
6606 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6607 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6608 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6609 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6610 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6612 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6614 * configure.ac (ACX_BUGURL): Update.
6615 * configure: Regenerate.
6617 2017-02-09 Richard Biener <rguenther@suse.de>
6619 PR tree-optimization/69823
6620 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6621 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6623 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6625 * config/arc/arc-c.def: Add __NPS400__ definition.
6626 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6627 (TARGET_NPS400): Define.
6629 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6631 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6633 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6635 (arc_cpu_types): Fill the arch_info field with a pointer into the
6636 arc_arch_types table.
6637 (arc_selected_cpu): Declare.
6638 * config/arc/arc.c (arc_selected_cpu): Make global.
6639 (arc_selected_arch): Delete.
6640 (arc_base_cpu): Delete.
6641 (arc_override_options): Remove references to deleted variables,
6642 update access to arch information.
6643 (ARC_OPT): Update access to arch information.
6644 (ARC_OPTX): Likewise.
6645 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6646 (TARGET_ARC600): Update access to arch information.
6647 (TARGET_ARC601): Likewise.
6648 (TARGET_ARC700): Likewise.
6649 (TARGET_EM): Likewise.
6650 (TARGET_HS): Likewise.
6651 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6654 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6657 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6658 condition/operands for integer GE/LE/GEU/LEU operations.
6660 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6662 PR translation/79397
6663 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6666 2017-02-08 Martin Jambor <mjambor@suse.cz>
6669 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6670 whether allocation happened.
6671 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6672 nothing was allocated.
6674 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6676 PR tree-optimization/79408
6677 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6678 constant, but SSA_NAME with a known integer range, use the minimum
6679 of that range instead of op1 to determine if modulo can be replaced
6680 with its first operand.
6682 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6684 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6686 2017-02-08 Richard Biener <rguenther@suse.de>
6688 PR tree-optimization/71824
6689 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6690 Check all loops contained in the merged region.
6692 2017-02-07 Andrew Pinski <apinski@cavium.com>
6694 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6696 2017-02-07 Andrew Pinski <apinski@cavium.com>
6698 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6699 (thunderxt88): Likewise.
6700 (thunderxt81): Disable LSE and change v8.1 to v8.
6701 (thunderxt83): Likewise.
6703 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6704 Richard Biener <rguenther@suse.de>
6707 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6708 type from int to size_t.
6709 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6711 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6713 PR rtl-optimization/79386
6714 * cprop.c (bypass_conditional_jumps): Initialize
6715 bypass_last_basic_block already before splitting bbs after
6716 unconditional traps...
6717 (bypass_conditional_jumps): ... rather than here.
6720 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6721 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6722 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6723 fix -masm=intel patterns.
6725 2017-02-07 Richard Biener <rguenther@suse.de>
6727 PR tree-optimization/79256
6729 * builtins.c (get_object_alignment_2): Use min_align_of_type
6730 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6731 and ADJUST_FIELD_ALIGN.
6733 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6735 * doc/tm.texi: Regenerate.
6736 * stor-layout.c (layout_decl): Adjust.
6737 (update_alignment_for_field): Likewise.
6738 (place_field): Likewise.
6739 (min_align_of_type): Likewise.
6740 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6741 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6742 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6743 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6744 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6745 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6746 * config/i386/i386.c (x86_field_alignment): Likewise.
6747 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6748 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6749 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6750 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6751 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6752 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6756 2017-01-30 Richard Biener <rguenther@suse.de>
6758 PR tree-optimization/79256
6759 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6760 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6763 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6765 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6766 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6767 builtins to SImode and emit a zero-extend, if necessary.
6769 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6771 * docs/invoke.texi (RISC-V Options): Alphabetize.
6773 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6775 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6778 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6780 * config/riscv/riscv.c: New file.
6781 * gcc/common/config/riscv/riscv-common.c: Likewise.
6782 * config.gcc: Likewise.
6783 * config/riscv/constraints.md: Likewise.
6784 * config/riscv/elf.h: Likewise.
6785 * config/riscv/generic.md: Likewise.
6786 * config/riscv/linux.h: Likewise.
6787 * config/riscv/multilib-generator: Likewise.
6788 * config/riscv/peephole.md: Likewise.
6789 * config/riscv/pic.md: Likewise.
6790 * config/riscv/predicates.md: Likewise.
6791 * config/riscv/riscv-builtins.c: Likewise.
6792 * config/riscv/riscv-c.c: Likewise.
6793 * config/riscv/riscv-ftypes.def: Likewise.
6794 * config/riscv/riscv-modes.def: Likewise.
6795 * config/riscv/riscv-opts.h: Likewise.
6796 * config/riscv/riscv-protos.h: Likewise.
6797 * config/riscv/riscv.h: Likewise.
6798 * config/riscv/riscv.md: Likewise.
6799 * config/riscv/riscv.opt: Likewise.
6800 * config/riscv/sync.md: Likewise.
6801 * config/riscv/t-elf-multilib: Likewise.
6802 * config/riscv/t-linux: Likewise.
6803 * config/riscv/t-linux-multilib: Likewise.
6804 * config/riscv/t-riscv: Likewise.
6805 * configure.ac: Likewise.
6806 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6807 Waterman as RISC-V maintainers.
6808 * doc/install.texi: Add RISC-V entries.
6809 * doc/invoke.texi: Add RISC-V options section.
6810 * doc/md.texi: Add RISC-V constraints section.
6811 * configure: Regenerated.
6813 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6816 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6817 false values to be constant vectors with all 0 or all 1 bits set.
6818 (vcondu<mode><mode>): Likewise.
6819 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6821 (fpmask_comparison_operator): Update comment.
6822 (vecint_comparison_operator): New predicate.
6823 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6824 vector conditionals when the true and false values are constant
6825 vectors with all 0 bits or all 1 bits set.
6827 2017-02-06 Martin Sebor <msebor@redhat.com>
6829 PR tree-optimization/79376
6830 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6832 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6834 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6835 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6836 to simplify split condition.
6838 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6840 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6841 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6844 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6846 PR rtl-optimization/68664
6847 * target.def (can_speculate_insn): New hook.
6848 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6849 * doc/tm.texi: Regenerate.
6850 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6851 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6852 (rs6000_sched_can_speculate_insn): New function.
6854 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6856 PR tree-optimization/79284
6857 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6858 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6859 vectorizable_mask_load_store, vectorizable_operation,
6860 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6861 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6862 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6863 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6864 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6865 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6866 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6867 is_gimple_assign (stmt). Replace another such test with
6868 is_gimple_assign (stmt).
6870 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6873 * config/avr/avr.c (rtl-iter.h): Include it.
6874 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6875 (avr_legitimate_combined_insn): ...and implementation.
6877 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6879 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6880 * config/s390/s390.c (s390_const_operand_ok)
6881 (s390_canonicalize_comparison, s390_extract_part)
6882 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6883 (s390_contiguous_bitmask_p, s390_rtx_costs)
6884 (legitimize_pic_address): Likewise.
6885 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6886 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6887 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6888 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6889 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6891 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6893 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6894 REGNO($0) == REGNO($1).
6896 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6898 * config/s390/linux.h(SIZE_TYPE): Add comment.
6900 2017-02-06 Julian Brown <julian@codesourcery.com>
6901 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6902 Virendra Pathak <virendra.pathak@broadcom.com>
6904 * config/aarch64/aarch64-cores.def: Change the scheduler
6906 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6907 * config/aarch64/thunderx2t99.md: New file.
6909 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6911 * doc/standards.texi (Go Language): Update link to language
6914 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6916 * tree-eh.c (lower_resx): Sanitize profile.
6917 (cleanup_empty_eh_move_lp): Likewise.
6919 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6922 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6924 * cfgloopmanip.h (loop_version): Update prototype.
6925 * modulo-sched.c (sms_schedule): Update call of loop_version.
6926 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6927 * tree-parloops.c (gen_parallel_loop): Likewise.
6928 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6929 * tree-ssa-loop-split.c (split_loop): Likewise.
6930 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6931 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6933 2017-02-05 Martin Liska <mliska@suse.cz>
6936 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6938 (print_operand_address): Initialize a struct to zero.
6940 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6942 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6943 garbage collector only in textual form.
6945 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6947 * doc/extend.texi (x86 specific memory model extensions for
6948 transactional memory): Simplify a phrase.
6950 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6953 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6954 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6955 (atomic_storedi_1): Likewise.
6957 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6959 PR tree-optimization/79338
6960 * tree-parloops.c (gather_scalar_reductions): Don't call
6961 vect_analyze_loop_form for loop->inner before destroying loop's
6964 2017-02-03 Martin Sebor <msebor@redhat.com>
6966 PR tree-optimization/79327
6967 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6968 when precision has resulted in leading zeros.
6969 (format_integer): Adjust the likely counter to assume an unknown
6970 argument that may be zero is non-zero.
6972 2017-02-03 Jason Merrill <jason@redhat.com>
6975 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6976 avoid copying non-taken branch.
6978 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6980 PR tree-optimization/79340
6981 * tree-vect-loop.c (vectorizable_reduction): Release
6982 vec_defs elements after safe_splicing them into other vectors.
6985 PR tree-optimization/79327
6986 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6987 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6989 (format_integer): Use wide_int_to_tree instead of build_int_cst
6990 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6991 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6992 of shortest and longest sequence.
6994 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6996 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6997 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6999 2017-02-03 Walter Lee <walt@tilera.com>
7002 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
7003 after initial stackframe link reg save.
7004 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
7006 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7009 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
7010 wu for stxssp alternative.
7012 2017-02-03 Martin Sebor <msebor@redhat.com>
7014 PR tree-optimization/79352
7015 * gimple-fold.c (get_range_strlen): Add argument.
7016 (get_range_strlen): Change return type to bool.
7017 (get_maxval_strlen): Pass in a dummy argument.
7018 * gimple-fold.h (get_range_strlen): Change return type to bool.
7019 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
7020 * tree.h (array_at_struct_end_p): Add argument.
7021 * tree.c (array_at_struct_end_p): Handle it.
7023 2017-02-03 Martin Liska <mliska@suse.cz>
7026 * multiple_target.c (create_dispatcher_calls): Redirect edge
7027 from a caller of a dispatcher.
7028 (expand_target_clones): Make the clones local.
7029 (ipa_target_clone): Do both target clones and resolvers.
7030 (ipa_dispatcher_calls): Remove the pass.
7031 (pass_dispatcher_calls::gate): Likewise.
7032 (make_pass_dispatcher_calls): Likewise.
7033 * passes.def (pass_target_clone): Put as very first IPA early
7036 2017-02-03 Martin Liska <mliska@suse.cz>
7038 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
7039 in case of a function with ifunc attribute.
7041 2017-02-03 Martin Liska <mliska@suse.cz>
7043 * cgraph.c (cgraph_node::dump): Dump function version info.
7044 * symtab.c (symtab_node::dump_base): Add missing new line.
7046 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7048 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
7049 (ifcombine_ifandif): Use it.
7051 2017-02-03 Martin Liska <mliska@suse.cz>
7053 * doc/invoke.texi: Document default value for
7054 use-after-scope-direct-emission-threshold.
7056 2017-02-03 Martin Liska <mliska@suse.cz>
7058 PR tree-optimization/79339
7059 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
7060 (format_floating): Likewise.
7062 2017-02-03 Martin Liska <mliska@suse.cz>
7065 * ipa-prop.c (ipa_node_params_t::insert): Remove current
7067 (ipa_node_params_t::remove): Likewise.
7068 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
7069 initialization from removed ipa_node_params_t::insert.
7070 (ipa_node_params::~ipa_node_params): Move from removed
7071 ipa_node_params_t::release.
7072 * symbol-summary.h (symbol_summary::m_released): New member.
7073 Do not release a summary twice. Do not allow to call finalizer
7074 for types of a summary that live in GGC memory.
7076 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7078 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
7081 2017-02-02 Martin Sebor <msebor@redhat.com>
7084 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
7085 (format_string): Tighten up the range of output for non-constant
7086 strings and correct the expected range for wide non-constant strings.
7088 2017-02-02 Martin Sebor <msebor@redhat.com>
7090 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
7093 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
7095 (-fdump-tree-@var): Add to index and document how to come up
7096 with pass-specific option and dump file names.
7097 (-fdump-passes): Clarify where to look for output.
7099 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7102 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
7103 statistics of the analyzed path; allow threading for speed when
7104 any of BBs along the path are optimized for speed.
7106 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
7109 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
7110 settings of the virtual registers.
7113 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7115 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7116 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7119 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7121 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
7122 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
7124 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7126 * config/s390/s390.md: Add missing comments with the expanded
7128 * config/s390/vector.md: Likewise.
7129 * config/s390/vx-builtins.md: Likewise.
7131 2017-02-02 Jakub Jelinek <jakub@redhat.com>
7134 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
7135 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
7136 conditions on a single line.
7138 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7140 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7141 __S390_VX__ to __VX__.
7143 2017-02-01 Andrew Pinski <apinski@cavium.com>
7145 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
7146 stmt_info to record_stmt_cost.
7147 (vect_get_known_peeling_cost): Pass stmt_info if known to
7149 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
7150 cpu_vector_cost field into
7151 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
7152 field into vec_int_stmt_cost and vec_fp_stmt_cost.
7153 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
7154 splitting of scalar_stmt_cost and vec_stmt_cost.
7155 (thunderx_vector_cost): Likewise.
7156 (cortexa57_vector_cost): LIkewise.
7157 (exynosm1_vector_cost): Likewise.
7158 (xgene1_vector_cost): Likewise.
7159 (thunderx2t99_vector_cost): Improve after the splitting of the two
7161 (aarch64_builtin_vectorization_cost): Update for the splitting of
7162 scalar_stmt_cost and vec_stmt_cost.
7164 2017-02-01 Torvald Riegel <triegel@redhat.com>
7165 Richard Henderson <rth@redhat.com>
7167 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
7168 conditional on existance of a fast atomic load.
7169 * optabs-query.c (can_atomic_load_p): New function.
7170 * optabs-query.h (can_atomic_load_p): Declare it.
7171 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
7172 no fast atomic load is available for the particular size of access.
7173 (expand_atomic_compare_and_swap): Likewise.
7174 (expand_atomic_load): Likewise.
7175 (expand_atomic_store): Likewise.
7176 (expand_atomic_fetch_op): Likewise.
7177 * testsuite/lib/target-supports.exp
7178 (check_effective_target_sync_int_128): Remove x86 because it provides
7179 no fast atomic load.
7180 (check_effective_target_sync_int_128_runtime): Likewise.
7182 2017-02-01 Richard Biener <rguenther@suse.de>
7184 * graphite.c: Include tree-vectorizer.h for find_loop_location.
7185 (graphite_transform_loops): Provide opt-info for optimized nests.
7186 * tree-parloop.c (parallelize_loops): Provide opt-info for
7189 2017-02-01 Richard Biener <rguenther@suse.de>
7192 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
7195 2017-02-01 Richard Biener <rguenther@suse.de>
7197 PR tree-optimization/71824
7198 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7199 Verify the loops are valid in the merged SESE region.
7200 (scop_detection::can_represent_loop_1): Check analyzing the
7201 evolution of the number of iterations in the region succeeds.
7203 2017-01-31 Ian Lance Taylor <iant@golang.org>
7205 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
7206 REG_ARGS_SIZE note to 32-bit push insns and call insn.
7208 2017-01-31 David Malcolm <dmalcolm@redhat.com>
7210 PR preprocessor/79210
7211 * input.c (get_substring_ranges_for_loc): Replace line_width
7212 assertion with error-handling.
7214 2017-01-31 Richard Biener <rguenther@suse.de>
7216 PR tree-optimization/77318
7217 * graphite-sese-to-poly.c (extract_affine): Fix assert.
7218 (create_pw_aff_from_tree): Take loop parameter.
7219 (add_condition_to_pbb): Pass loop of the condition to
7220 create_pw_aff_from_tree.
7222 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7224 * config/s390/s390.c (s390_asan_shadow_offset): New function.
7225 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
7227 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7231 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
7233 (convert_int_to_float128): Likewise.
7234 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
7235 (convert_int_to_float128): Likewise.
7236 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
7237 (UNSPEC_IEEE128_CONVERT): Likewise.
7238 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
7239 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
7240 Use local variables for IBM extended format.
7241 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
7242 (fix_trunc<mode>si2_fprs): Likewise.
7243 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7244 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
7245 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
7246 to know that we can now have integers of all sizes in vector
7248 (fix<uns>_<mode>di2_hw): Likewise.
7249 (float<uns>_<mode>si2_hw): Likewise.
7250 (fix_<mode>si2_hw): Likewise.
7251 (fixuns_<mode>si2_hw): Likewise.
7252 (float<uns>_<mode>di2_hw): Likewise.
7253 (float_<mode>di2_hw): Likewise.
7254 (float_<mode>si2_hw): Likewise.
7255 (floatuns_<mode>di2_hw): Likewise.
7256 (floatuns_<mode>si2_hw): Likewise.
7257 (xscvqp<su>wz_<mode>): Delete, no longer used.
7258 (xscvqp<su>dz_<mode>): Likewise.
7259 (xscv<su>dqp_<mode>): Likewise.
7260 (ieee128_mfvsrd_64bit): Likewise.
7261 (ieee128_mfvsrd_32bit): Likewise.
7262 (ieee128_mfvsrwz): Likewise.
7263 (ieee128_mtvsrw): Likewise.
7264 (ieee128_mtvsrd_64bit): Likewise.
7265 (ieee128_mtvsrd_32bit): Likewise.
7267 2017-01-31 Martin Liska <mliska@suse.cz>
7270 * ipa-prop.c (ipa_free_all_node_params): Call release method
7271 instead of ~sumbol_summary to not to trigger double times
7274 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
7276 PR tree-optimization/71691
7277 * bitmap.h (class auto_bitmap): New.
7278 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
7279 is_maybe_undefined instead of ssa_undefined_value_p.
7281 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7283 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7284 __S390_ARCH_LEVEL__ to __ARCH__.
7286 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7288 PR tree-optimization/79267
7289 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
7290 if should_remove_lhs_p is true.
7292 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
7295 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
7296 (add_alignment_attribute): New.
7297 (base_type_die): Add alignment attribute.
7298 (subrange_type_die): Likewise.
7299 (modified_type_die): Likewise.
7300 (gen_array_type_die): Likewise.
7301 (gen_descr_array_type_die: Likewise.
7302 (gen_enumeration_type_die): Likewise.
7303 (gen_subprogram_die): Likewise.
7304 (gen_variable_die): Likewise.
7305 (gen_field_die): Likewise.
7306 (gen_ptr_to_mbr_type_die): Likewise.
7307 (gen_struct_or_union_type_die): Likewise.
7308 (gen_subroutine_type_die): Likewise.
7309 (gen_typedef_die): Likewise.
7310 (base_type_cmp): Compare alignment attribute.
7312 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7315 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
7316 (setb_unsigned) New pattern for setb with CCUNS.
7317 * config/rs6000/rs6000.c (expand_block_compare): Use a different
7318 subfc./subfe sequence to avoid overflow problems. Generate a
7319 shorter sequence with cmpld/setb for power9.
7320 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
7321 for generating subfc. instruction.
7322 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
7323 now uses this instruction.
7325 2017-01-30 Ian Lance Taylor <iant@google.com>
7328 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
7329 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
7331 2017-01-30 Martin Sebor <msebor@redhat.com>
7333 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
7334 Move constant to the right of a relational operator.
7335 (get_mpfr_format_length, format_character, format_string): Ditto.
7336 (should_warn_p, maybe_warn): Same.
7338 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
7340 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
7343 * asan.c (get_translation_unit_decl): Remove function.
7344 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
7346 2017-01-30 Martin Liska <mliska@suse.cz>
7348 PR gcov-profile/79259
7349 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
7352 2017-01-30 Martin Liska <mliska@suse.cz>
7355 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
7356 Initialize variables with NULL value.
7358 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
7361 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
7363 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
7365 2017-01-30 Richard Biener <rguenther@suse.de>
7367 PR tree-optimization/79276
7368 * tree-vrp.c (process_assert_insertions): Properly adjust common
7369 when removing a duplicate.
7371 * gcc.dg/torture/pr79276.c: New testcase.
7373 2017-01-30 Richard Biener <rguenther@suse.de>
7375 PR tree-optimization/79256
7376 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7377 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7379 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
7381 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
7384 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
7385 ("*r<noxa>sbg_<mode>_sll_bitmask")
7386 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7387 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
7388 Use contiguous_bitmask_nowrap_operand.
7390 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7393 * config/rs6000/altivec.h (vec_xl): Revise #define.
7394 (vec_xst): Likewise.
7396 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
7398 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
7400 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
7402 PR rtl-optimization/79194
7403 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
7404 traps before call to bypass_conditional_jumps.
7406 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7408 PR tree-optimization/71374
7409 * lra-constraints.c (check_conflict_input_operands): New.
7410 (match_reload): Use it.
7412 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7415 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
7416 account to calculate conflict_set.
7418 2017-01-27 Bin Cheng <bin.cheng@arm.com>
7420 PR rtl-optimization/78559
7421 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
7422 other_insn in combine.
7424 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
7426 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
7427 uint16_type_node for BT_UINT16.
7429 2017-01-27 David Malcolm <dmalcolm@redhat.com>
7431 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
7432 "RTL Tests" to menu.
7433 (GIMPLE Tests): New node.
7434 (RTL Tests): New node.
7436 2017-01-27 Richard Biener <rguenther@suse.de>
7438 PR tree-optimization/79245
7439 * tree-loop-distribution.c (distribute_loop): Apply cost
7440 modeling also to detected patterns.
7442 2017-01-27 Richard Biener <rguenther@suse.de>
7444 PR tree-optimization/71433
7445 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
7446 (compare_assert_loc): New function.
7447 (process_assert_insertions): Sort and optimize assert locations
7448 to remove duplicates and push down identical assertions on
7449 edges to their destination block.
7451 2017-01-27 Richard Biener <rguenther@suse.de>
7453 PR tree-optimization/79244
7454 * tree-vrp.c (remove_range_assertions): Forcefully propagate
7455 out SSA names even if abnormal.
7457 2017-01-27 Jakub Jelinek <jakub@redhat.com>
7459 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
7460 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
7461 instead of MPFR_RNDN.
7463 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
7466 * arm.c (arm_option_override): Don't call build_target_option_node
7467 until after doing all option overrides.
7468 (arm_valid_target_attribute_tree): Likewise.
7470 2017-01-27 Martin Liska <mliska@suse.cz>
7472 * doc/invoke.texi (-fprofile-arcs): Document profiling support
7473 for {cd}tors and C++ {cd}tors.
7475 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
7477 * config/s390/s390.md ("*setmem_long_and")
7478 ("*setmem_long_and_31z"): Use zero_extend instead of and.
7480 2017-01-26 Martin Sebor <msebor@redhat.com>
7482 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
7485 2017-01-26 Martin Sebor <msebor@redhat.com>
7487 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
7488 HAVE_DFmode before using XFmode or DFmode.
7489 (parse_directive): Avoid using the z length modifier to avoid
7490 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
7493 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
7494 to accept adjustment as an array.
7495 (get_int_range): New function.
7496 (struct directive): Make width and prec arrays.
7497 (directive::set_width, directive::set_precision): Call get_int_range.
7498 (format_integer, format_floating): Handle width and precision ranges.
7499 (format_string, parse_directive): Same.
7501 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7504 * dwarf2out.c (generate_skeleton_bottom_up): For children with
7505 comdat_type_p set, just clone them, but keep the children in the
7509 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
7510 which have direct callers with -fvar-tracking-assignments enabled
7512 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
7513 inside of type units.
7515 2017-01-26 Martin Sebor <msebor@redhat.com>
7518 * gimple-ssa-sprintf.c (struct result_range): Add likely and
7520 (struct format_result): Replace number_chars, number_chars_min,
7521 and number_chars_max with a single member of struct result_range.
7523 (format_result::operator+=): Adjust.
7524 (struct fmtresult): Remove bounded. Handle likely and unlikely
7526 (fmtresult::adjust_for_width_or_precision): New function.
7527 (fmtresult:type_max_digits): New function.
7528 (bytes_remaining): Handle likely and unlikely counters.
7529 (min_bytes_remaining): Remove.
7530 (format_percent): Simplify.
7531 (format_integer, format_floating): Set likely and unlikely counters.
7532 (get_string_length, format_character, format_string): Same.
7533 (format_plain, should_warn_p): New function.
7534 (maybe_warn): Call should_warn_p. Update diagnostic messages
7535 and handle those for all directives, including plain strings.
7536 (format_directive): Handle likely and unlikely counters.
7537 Remove unnecessary quoting from diagnostics. Add an informational
7539 (add_bytes): Remove.
7540 (pass_sprintf_length::compute_format_length): Simplify.
7541 (try_substitute_return_value): Handle likely and unlikely counters.
7543 2017-01-26 Carl Love <cel@us.ibm.com>
7545 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
7546 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
7548 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
7551 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
7552 endianess for subregs into account.
7553 * lra-constraints.c (lra_constraints): Do risky transformations
7554 always on the first iteration.
7555 * lra-lives.c (check_pseudos_live_through_calls): Add arg
7556 last_call_used_reg_set.
7557 (process_bb_lives): Define and use last_call_used_reg_set.
7558 * lra.c (lra): Always continue after lra_constraints on the first
7561 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
7563 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
7565 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
7567 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7569 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
7570 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
7571 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
7572 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
7573 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
7574 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
7575 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
7576 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
7577 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
7579 2017-01-26 Marek Polacek <polacek@redhat.com>
7582 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
7583 for the third operand.
7585 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7588 * omp-low.c (struct omp_context): Add simt_stmt field.
7589 (scan_omp_for): Return omp_context *.
7590 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7591 context to the _simt_ SIMD stmt.
7592 (lower_omp_for): For combined SIMD with sibling _simt_
7593 SIMD, make sure to use the same decls in _looptemp_
7594 clauses as in the sibling.
7596 2017-01-26 David Sherwood <david.sherwood@arm.com>
7599 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7602 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7605 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7606 emit fld b; fld a; if possible.
7608 * brig-builtins.def: Update copyright years.
7609 * config/arm/arm_acle_builtins.def: Update copyright years.
7611 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7614 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7615 constraint instead of o for the stxsd instruction.
7617 2017-01-25 Carl Love <cel@us.ibm.com>
7619 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7620 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7622 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7624 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7626 2017-01-25 Richard Biener <rguenther@suse.de>
7628 PR tree-optimization/69264
7629 * target.def (vector_alignment_reachable): Improve documentation.
7630 * doc/tm.texi: Regenerate.
7631 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7633 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7634 earlier changes with respect to TYPE_USER_ALIGN.
7635 (vector_alignment_reachable_p): Likewise. Improve dumping.
7637 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7640 * config/arm/arm.md (xordi3): Force constant operand into a register
7643 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7645 * doc/invoke.texi (-fstore-merging): Correct default optimization
7646 levels at which it is enabled.
7647 (-O): Move -fstore-merging from list to...
7650 2017-01-25 Richard Biener <rguenther@suse.de>
7653 * omp-expand.c: Include debug.h.
7654 (expand_omp_taskreg): Make sure to generate early debug before
7655 outlining anything from a function.
7656 (expand_omp_target): Likewise.
7657 (grid_expand_target_grid_body): Likewise.
7659 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7662 * asan.c (get_translation_unit_decl): New function.
7663 (asan_add_global): Extract modules file name from globals
7664 TRANSLATION_UNIT_DECL name.
7666 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7669 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7670 for long calls with APCS frame and VFP.
7672 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7674 * cfg.c (original_copy_tables_initialized_p): New function.
7675 * cfg.h (original_copy_tables_initialized_p): New decl.
7676 * cfgrtl.c (relink_block_chain): Guard the call to
7677 free_original_copy_tables with a call to
7678 original_copy_tables_initialized_p.
7679 * cgraph.h (symtab_node::native_rtl_p): New decl.
7680 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7681 (symtab_node::needed_p): Don't assert for early assembly output
7682 for __RTL functions.
7683 (cgraph_node::finalize_function): Set "force_output" for __RTL
7685 (cgraph_node::analyze): Bail out early for __RTL functions.
7686 (analyze_functions): Update assertion to support __RTL functions.
7687 (cgraph_node::expand): Bail out early for __RTL functions.
7688 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7690 * function.h (struct function): Update comment for field
7692 * gimple-expr.c: Include "tree-pass.h".
7693 (gimple_has_body_p): Return false for __RTL functions.
7694 * Makefile.in (OBJS): Add run-rtl-passes.o.
7695 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7697 (gcc::pass_manager::get_clean_slate): New accessor.
7698 * passes.c: Include "insn-addr.h".
7699 (should_skip_pass_p): Add logging. Update logic for running
7700 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7701 property-provider override so it is only done for gimple passes.
7703 (skip_pass): New function.
7704 (execute_one_pass): Call skip_pass when skipping passes.
7705 * read-md.c (md_reader::read_char): Support filtering
7706 the input to a subset of line numbers.
7707 (md_reader::md_reader): Initialize fields
7708 m_first_line and m_last_line.
7709 (md_reader::read_file_fragment): New function.
7710 * read-md.h (md_reader::read_file_fragment): New decl.
7711 (md_reader::m_first_line): New field.
7712 (md_reader::m_last_line): New field.
7713 * read-rtl-function.c (function_reader::create_function): Only
7714 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7715 curr_properties. Set DECL_INITIAL to a dummy block.
7716 (read_rtl_function_body_from_file_range): New function.
7717 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7719 * run-rtl-passes.c: New file.
7720 * run-rtl-passes.h: New file.
7722 2017-01-24 Jeff Law <law@redhat.com>
7724 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7727 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7729 PR tree-optimization/79159
7730 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7731 (record_nonwrapping_iv): Improve boundary using above function if no
7732 value range information.
7734 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7735 Martin Jambor <mjambor@suse.cz>
7737 * brig-builtins.def: New file.
7738 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7739 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7740 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7741 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7742 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7743 * builtin-types.def (BT_INT8): New.
7744 (BT_INT16): Likewise.
7745 (BT_UINT8): Likewise.
7746 (BT_UINT16): Likewise.
7747 (BT_FN_ULONG): Likewise.
7748 (BT_FN_UINT_INT): Likewise.
7749 (BT_FN_UINT_ULONG): Likewise.
7750 (BT_FN_UINT_LONG): Likewise.
7751 (BT_FN_UINT_PTR): Likewise.
7752 (BT_FN_ULONG_PTR): Likewise.
7753 (BT_FN_INT8_FLOAT): Likewise.
7754 (BT_FN_INT16_FLOAT): Likewise.
7755 (BT_FN_UINT32_FLOAT): Likewise.
7756 (BT_FN_UINT16_FLOAT): Likewise.
7757 (BT_FN_UINT8_FLOAT): Likewise.
7758 (BT_FN_UINT64_FLOAT): Likewise.
7759 (BT_FN_UINT16_UINT32): Likewise.
7760 (BT_FN_UINT32_UINT16): Likewise.
7761 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7762 (BT_FN_INT_PTR_INT): Likewise.
7763 (BT_FN_UINT_PTR_UINT): Likewise.
7764 (BT_FN_LONG_PTR_LONG): Likewise.
7765 (BT_FN_ULONG_PTR_ULONG): Likewise.
7766 (BT_FN_VOID_UINT64_UINT64): Likewise.
7767 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7768 (BT_FN_INT8_INT8_INT8): Likewise.
7769 (BT_FN_INT16_INT16_INT16): Likewise.
7770 (BT_FN_INT_INT_INT): Likewise.
7771 (BT_FN_UINT_FLOAT_UINT): Likewise.
7772 (BT_FN_FLOAT_UINT_UINT): Likewise.
7773 (BT_FN_ULONG_UINT_UINT): Likewise.
7774 (BT_FN_ULONG_UINT_PTR): Likewise.
7775 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7776 (BT_FN_UINT_UINT_UINT): Likewise.
7777 (BT_FN_VOID_UINT_PTR): Likewise.
7778 (BT_FN_UINT_UINT_PTR: Likewise.
7779 (BT_FN_UINT32_UINT64_PTR): Likewise.
7780 (BT_FN_INT_INT_UINT_UINT): Likewise.
7781 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7782 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7783 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7784 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7785 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7786 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7787 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7788 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7789 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7790 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7791 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7792 * doc/frontends.texi: List BRIG FE.
7793 * doc/install.texi (Testing): Add BRIG tesring requirements.
7794 * doc/invoke.texi (Overall Options): Mention BRIG.
7795 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7797 2017-01-24 Richard Biener <rguenther@suse.de>
7799 PR translation/79208
7800 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7802 2017-01-24 Martin Jambor <mjambor@suse.cz>
7805 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7806 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7809 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7812 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7813 casts from signed to unsigned really don't have a range.
7815 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7817 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7818 GMP_RNDx for compatiblity.
7820 2017-01-24 Martin Liska <mliska@suse.cz>
7823 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7824 that would prevent us to call alloca with -1 as argument.
7826 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7828 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7829 Avoid -Wformat-security warning.
7831 2017-01-23 Andrew Pinski <apinski@cavium.com>
7833 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7836 2017-01-23 Martin Sebor <msebor@redhat.com>
7839 * gimple-ssa-sprintf.c (warn_level): New global.
7840 (format_integer): Use it here and throughout the rest of the file.
7841 Use the same switch to compute sign as base.
7842 (maybe_warn): New function.
7843 (format_directive): Factor out warnings into maybe_warn.
7844 Add debugging output. Use warn_level.
7845 (add_bytes): Use warn_level.
7846 (pass_sprintf_length::compute_format_length): Add debugging output.
7847 (try_substitute_return_value): Same.
7848 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7851 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7852 (struct fmtresult, format_integer, format_floating): Adjust.
7853 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7854 (get_string_length, format_string,format_directive): Same.
7855 (pass_sprintf_length::compute_format_length): Same.
7856 (try_substitute_return_value): Simplify slightly.
7859 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7860 (fmtresult::operator+=): Outlined.
7861 (struct fmtresult): Add ctors.
7862 (struct conversion_spec): Rename...
7863 (struct directive): ...to this. Add and remove data members.
7864 (directive::set_width, directive::set_precision): New functions.
7865 (format_percent): Use fmtresult ctor.
7866 (get_width_and_precision): Remove.
7867 (format_integer): Make naming changes. Avoid computing width and
7869 (format_floating): Same. Adjust indentation.
7870 (format_character, format_none): New functions.
7871 (format_string): Moved character handling to format_character.
7872 (format_directive): Remove arguments, change return type.
7873 (parse_directive): New function.
7874 (pass_sprintf_length::compute_format_length): Move directive
7875 parsing to parse_directive.
7877 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7879 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7880 (assign_assembler_name_if_needed): ... this.
7881 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7882 (assign_assembler_name_if_needed): ... this.
7883 (free_lang_data_in_cgraph): Adjust callers.
7884 * cgraphunit.c (cgraph_node::analyze): Likewise.
7885 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7888 2017-01-23 Richard Biener <rguenther@suse.de>
7890 PR tree-optimization/79088
7891 PR tree-optimization/79188
7892 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7893 resetting loop bounds after last path deletion. Reset loop
7894 bounds of the target loop, make code match the comments.
7895 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7896 Make sure loops need no fixups.
7898 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7900 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7901 exponent support with double type for first argument.
7902 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7903 type returned by __builtin_vec_extract_sig,
7904 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7905 functions from "vector int" to "vector unsigned int" or from
7906 "vector long long int" to "vector unsigned long long int".
7907 Changed type returned by __builtin_vec_extract_exp,
7908 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7909 functions from "vector int" to "vector unsigned int" or from
7910 "vector long long int" to "vector unsigned long long int".
7911 Changed return type of __builtin_vec_test_data_class,
7912 __builtin_vec_test_data_class_sp, and
7913 __builtin_vec_test_data_class_dp from "vector int" to
7914 "vector bool int" or from "vector long long int" to "vector bool
7915 long long int" and changed second argument type from "unsigned
7916 int" to "int". Added new overloaded function forms "vector float
7917 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7918 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7919 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7920 double, vector unsigned long long int)" and "vector double
7921 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7922 long int)". Changed return type of
7923 __builtin_scalar_test_data_class and
7924 __builtin_scalar_test_data_class_sp and
7925 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7926 int" and changed second argument from "unsigned int" to "int".
7927 Changed type returned by __builtin_scalar_test_neg,
7928 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7929 from "int" to "bool int". Added new overloaded function form
7930 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7931 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7932 exponent double-precision with floating point first argument.
7933 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7934 documentation of scalar_test_data_class, scalar_test_neg,
7935 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7936 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7937 vec_test_data_class built-in functions to reflect refinements in
7938 their type signatures.
7940 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7942 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7944 (aarch64_elf_asm_destructor): Likewise.
7946 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7948 PR rtl-optimization/78634
7949 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7950 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7951 * ifcvt.c (noce_try_cmove): Add missing cost check.
7953 PR rtl-optimization/71724
7954 * combine.c (if_then_else_cond): Look for situations where it is
7955 beneficial to undo the work of one of the recursive calls.
7957 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7959 PR tree-optimization/70754
7960 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7961 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7962 combined stmt before it if not NULL.
7963 (combine_chains): Process refs reversely and compute dominance point
7966 2017-01-23 Martin Liska <mliska@suse.cz>
7968 PR tree-optimization/79196
7969 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7970 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7972 (strlen_optimize_stmt): Call the renamed function.
7974 2017-01-23 Michael Matz <matz@suse.de>
7976 PR tree-optimization/78384
7977 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7979 2017-01-23 Richard Biener <rguenther@suse.de>
7981 PR tree-optimization/79186
7982 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7983 both incoming edges before moving an assert.
7985 2017-01-23 Martin Jambor <mjambor@suse.cz>
7987 * ipa-prop.c (load_from_param_1): Removed.
7988 (load_from_unmodified_param): Bits from load_from_param_1 put back
7990 (load_from_param): Removed.
7991 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7992 with stmt. Reverted back to use of load_from_unmodified_param.
7994 2017-01-23 Martin Jambor <mjambor@suse.cz>
7997 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7998 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7999 field a pointer to garbage collected vector, mark lattices and
8000 ipcp_orig_node with GTY((skip)).
8001 (ipa_get_param_count): Adjust to descriptors being a pointer.
8002 (ipa_get_param): Likewise.
8003 (ipa_get_type): Likewise.
8004 (ipa_get_param_move_cost): Likewise.
8005 (ipa_set_param_used): Likewise.
8006 (ipa_get_controlled_uses): Likewise.
8007 (ipa_set_controlled_uses): Likewise.
8008 (ipa_is_param_used): Likewise.
8009 (ipa_node_params_t): Move into garbage collector. New methods insert
8011 (ipa_node_params_sum): Annotate wth GTY(()).
8012 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
8014 (ipa_load_from_parm_agg): Adjust declaration.
8015 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
8016 * ipa-profile.c (ipa_profile): Likewise.
8017 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
8018 (ipa_populate_param_decls): Make descriptors parameter garbage
8020 (ipa_dump_param): Adjust to descriptors being a pointer.
8021 (ipa_alloc_node_params): Likewise.
8022 (ipa_initialize_node_params): Likewise.
8023 (load_from_param_1): Make descriptors parameter garbage collected.
8024 (load_from_unmodified_param): Likewise.
8025 (load_from_param): Likewise.
8026 (ipa_load_from_parm_agg): Likewise.
8027 (ipa_node_params::~ipa_node_params): Removed.
8028 (ipa_free_all_node_params): Remove call to delete operator.
8029 (ipa_node_params_t::insert): New.
8030 (ipa_node_params_t::remove): Likewise.
8031 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
8032 copy known_csts and known_contexts vectors.
8033 (ipa_read_node_info): Adjust to descriptors being a pointer.
8034 (ipcp_modif_dom_walker): Make m_descriptors field garbage
8036 (ipcp_transform_function): Make descriptors variable garbage
8039 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
8041 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
8042 * config/i386/avx512dqintrin.h: Ditto.
8043 * config/i386/avx512fintrin.h: Ditto.
8044 * gcc/config/i386/i386.c: Handle new builtins.
8045 * config/i386/i386-builtin.def: Add new builtins.
8046 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
8047 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
8049 2017-01-23 Jakub Jelinek <jakub@redhat.com>
8050 Martin Liska <mliska@suse.cz>
8052 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
8053 * asan.c (asan_expand_poison_ifn): Support stores and use
8054 appropriate ASAN report function.
8055 * internal-fn.c (expand_ASAN_POISON_USE): New function.
8056 * internal-fn.def (ASAN_POISON_USE): Declare.
8057 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
8058 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
8059 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
8060 ASAN_POISON calls w/o LHS.
8061 * tree-ssa.c (execute_update_addresses_taken): Create clobber
8062 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
8063 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
8064 * gimplify.c (asan_poison_variables): Add attribute
8065 use_after_scope_memory to variables that really needs to live
8067 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
8068 having the attribute.
8070 2017-01-23 Martin Liska <mliska@suse.cz>
8072 * asan.c (create_asan_shadow_var): New function.
8073 (asan_expand_poison_ifn): Likewise.
8074 * asan.h (asan_expand_poison_ifn): New declaration.
8075 * internal-fn.c (expand_ASAN_POISON): Likewise.
8076 * internal-fn.def (ASAN_POISON): New builtin.
8077 * sanopt.c (pass_sanopt::execute): Expand
8078 asan_expand_poison_ifn.
8079 * tree-inline.c (copy_decl_for_dup_finish): Make function
8081 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
8082 * tree-ssa.c (is_asan_mark_p): New function.
8083 (execute_update_addresses_taken): Rewrite local variables
8084 (identified just by use-after-scope as addressable) into SSA.
8086 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8088 * doc/install.texi (Specific): opensource.apple.com uses https
8089 now. Remove trailing slash.
8091 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8093 * README.Portability: Remove note on an Irix compatibility issue.
8095 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
8097 * gcov.c (INCLUDE_ALGORITHM): Define.
8098 (INCLUDE_VECTOR): Define.
8099 No longer include <vector> and <algorithm> directly.
8101 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
8103 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
8105 * doc/invoke.texi (Code Gen Options): Ditto.
8107 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
8110 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
8112 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
8114 rtl-optimization/79125
8115 * cprop.c (local_cprop_pass): Handle cases where we make an
8118 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
8122 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
8123 read from, for big endian.
8125 2017-01-20 Jiong Wang <jiong.wang@arm.com>
8127 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
8128 register pauth builtins for LP64 only.
8130 2017-01-20 Marek Polacek <polacek@redhat.com>
8133 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
8136 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8138 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
8140 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
8141 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
8142 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
8144 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8147 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
8148 in big-endian mode when they are not a single duplicated value.
8150 2017-01-20 Richard Biener <rguenther@suse.de>
8152 * BASE-VER: Bump to 7.0.1.
8154 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8156 * omp-low.c (omplow_simd_context): New struct. Use it...
8157 (lower_rec_simd_input_clauses): ...here and...
8158 (lower_rec_input_clauses): ...here to hold common data. Adjust all
8159 references to idx, lane, max_vf, is_simt.
8161 2017-01-20 Graham Markall <graham.markall@embecosm.com>
8163 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
8166 2017-01-20 Martin Jambor <mjambor@suse.cz>
8168 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
8169 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
8171 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
8172 (GTFILES): Rename hsa.c to hsa-common.c.
8173 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
8174 * hsa-dump.c: Likewise.
8175 * hsa-gen.c: Likewise.
8176 * hsa-regalloc.c: Likewise.
8177 * ipa-hsa.c: Likewise.
8178 * omp-expand.c: Likewise.
8179 * omp-low.c: Likewise.
8180 * toplev.c: Likewise.
8182 2017-01-20 Marek Polacek <polacek@redhat.com>
8185 * doc/invoke.texi: Document -Wduplicated-branches.
8186 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
8187 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
8188 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
8189 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
8190 return 0 only when not OEP_LEXICOGRAPHIC.
8191 (fold_build_cleanup_point_expr): Use the expression
8192 location when building CLEANUP_POINT_EXPR.
8193 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
8194 * tree.c (add_expr): Handle error_mark_node.
8196 2017-01-20 Martin Liska <mliska@suse.cz>
8199 * tree-profile.c (init_ic_make_global_vars): Do not call
8201 (gimple_init_gcov_profiler): Likewise.
8203 2017-01-20 Martin Liska <mliska@suse.cz>
8206 * cgraph.h (maybe_create_reference): Remove argument and
8208 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
8210 * ipa-cp.c (create_specialized_node): Likewise.
8211 * symtab.c (symtab_node::maybe_create_reference): Handle
8212 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
8214 2017-01-20 Martin Liska <mliska@suse.cz>
8216 * read-rtl-function.c (function_reader::create_function): Use
8217 build_decl instread of build_decl_stat.
8219 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
8221 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
8222 * config/i386/avx512dqintrin.h: Ditto.
8223 * config/i386/avx512fintrin.h: Ditto.
8224 * config/i386/i386-builtin-types.def: Add new types.
8225 * gcc/config/i386/i386.c: Handle new types.
8226 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
8227 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
8228 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
8229 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
8230 (__builtin_ia32_kshiftridi): New.
8231 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
8233 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
8237 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
8238 define to rs6000_init_stack_protect_guard.
8239 (rs6000_init_stack_protect_guard): New function.
8241 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8242 Yunqiang Su <yunqiang.su@imgtec.com>
8244 * config.gcc (supported_defaults): Add madd4.
8245 (with_madd4): Add validation.
8246 (all_defaults): Add madd4.
8247 * config/mips/mips.opt (mmadd4): New option.
8248 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8250 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8252 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
8253 (ISA_HAS_FUSED_MADD4): Likewise.
8254 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
8255 * gcc/doc/install.texi (--with-madd4): Document the new option.
8257 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8259 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
8260 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
8261 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
8262 (aarch64_init_pauth_hint_builtins): New.
8263 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
8264 (aarch64_expand_builtin): Expand new builtins.
8266 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8268 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
8269 * combine-stack-adj.c (no_unhandled_cfa): Handle
8270 REG_CFA_TOGGLE_RA_MANGLE.
8271 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
8272 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
8273 info for return address signing.
8274 (aarch64_expand_epilogue): Likewise.
8276 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8278 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
8279 * config/aarch64/aarch64-protos.h
8280 (aarch64_return_address_signing_enabled): New declaration.
8281 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
8283 (aarch64_expand_prologue): Sign return address before it's pushed onto
8285 (aarch64_expand_epilogue): Authenticate return address fetched from
8287 (aarch64_override_options): Sanity check for ILP32 and ISA level.
8288 (aarch64_attributes): New function attributes for "sign-return-address".
8289 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
8290 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
8291 ("*do_return"): Generate combined instructions according to key index.
8292 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
8293 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
8295 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
8296 * config/aarch64/aarch64.opt (msign-return-address=): New.
8297 * doc/extend.texi (AArch64 Function Attributes): Documents
8298 "sign-return-address=".
8299 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
8301 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8303 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
8304 overall option summary.
8306 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8308 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
8309 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
8310 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
8311 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
8313 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
8315 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
8316 -mpower9-minmax by default for -mcpu=power9.
8317 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
8318 128-bit floating point.
8320 2017-01-20 Alan Modra <amodra@gmail.com>
8322 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
8323 optimizing for size.
8325 2017-01-20 Alan Modra <amodra@gmail.com>
8328 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
8329 for strcmp and strncmp from corresponding builtin decl.
8331 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8333 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
8334 instead of i386/rtems-64.h.
8335 * config/i386/rtems-64.h: Remove.
8337 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8341 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
8343 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
8345 2017-01-19 Tamar Christina <tamar.christina@arm.com>
8347 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
8348 Change int to HOST_WIDE_INT.
8349 * config/aarch64/aarch64-protos.h
8350 (aarch64_simd_gen_const_vector_dup): Likewise.
8351 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
8353 2017-01-19 David Malcolm <dmalcolm@redhat.com>
8355 * langhooks-def.h (lhd_type_for_size): New decl.
8356 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
8357 * langhooks.c (lhd_type_for_size): New function, taken from
8360 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
8362 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
8363 define_bypass for CR latency.
8364 (power9-cracked-alu): Update bypass latency and remove power9-branch.
8365 (power9-alu2): Add define_bypass for CR latency.
8367 (power9-mul): Update insn latency.
8368 (power9-mul-compare): Update insn latency, bypass latency and remove
8371 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8373 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
8375 * config/aarch64/aarch64.md
8376 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
8377 aarch64_nopcrelative_literal_loads.
8378 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
8380 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
8382 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
8384 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
8386 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
8389 * config.gcc (supported_defaults): Add lxc1-sxc1.
8390 (with_lxc1_sxc1): Add validation.
8391 (all_defaults): Add lxc1-sxc1.
8392 * config/mips/mips.opt (mlxc1-sxc1): New option.
8393 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8395 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8396 __mips_no_lxc1_sxc1.
8397 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
8398 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
8399 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
8401 2017-01-19 Richard Biener <rguenther@suse.de>
8403 PR tree-optimization/72488
8404 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
8405 sure to restore SSA info.
8406 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
8408 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
8410 PR rtl-optimization/79121
8411 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
8412 of the inner type when shifting an extended value.
8414 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8417 * symtab.c (symtab_node::equal_address_to): Fix comparing of
8418 interposable aliases.
8420 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
8423 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
8424 Use the evmergelohi instruction.
8425 (mov_si<mode>_e500_subreg4_2_le): Likewise.
8426 (mov_sitf_e500_subreg8_2_be): Likewise.
8427 (mov_sitf_e500_subreg12_2_le): Likewise.
8428 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
8429 (mov_si<mode>_e500_subreg4_2_be): Likewise.
8430 (mov_sitf_e500_subreg8_2_le): Likewise.
8431 (mov_sitf_e500_subreg12_2_be): Likewise.
8433 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8435 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
8436 attribute from vecsimple to vecperm.
8437 (altivec_vbpermq2): Likewise.
8439 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8442 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
8444 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8445 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
8446 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
8447 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
8448 case where N arg is SIZE_MAX.
8449 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
8450 (cmpstrsi): Add pattern.
8452 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8454 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8455 __builtin_vec_revb builtins.
8456 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
8457 built-in functions to support generation of the ISA 3.0 XXBR<x>
8458 vector byte reverse instructions.
8459 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
8460 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
8461 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
8462 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
8463 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
8464 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
8465 (P9V_BUILTIN_VEC_REVB): Likewise.
8466 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
8467 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
8468 (p9_xxbrq_v16qi): Likewise.
8469 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
8470 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
8471 (p9_xxbrh_v8hi): Likewise.
8472 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
8473 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
8474 vec_revb built-in functions.
8476 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
8478 PR rtl-optimization/78952
8479 * config/i386/i386.md (any_extract): New code iterator.
8480 (*insvqi_2): Use any_extract for source operand.
8481 (*insvqi_3): Use any_shiftrt for source operand.
8483 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
8485 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
8487 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
8489 2017-01-18 Matthias Klose <doko@ubuntu.com>
8491 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
8493 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8495 * config/rs6000/altivec.h (vec_bperm): Change #define.
8496 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
8497 (altivec_vbpermq2): New define_insn.
8498 (altivec_vbpermd): Likewise.
8499 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
8501 (VBPERMD): Likewise.
8502 (VBPERM): New polymorphic function interface.
8503 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
8504 Add entries for P9V_BUILTIN_VEC_VBPERM.
8505 * doc/extend.texi: Add interfaces for vec_bperm.
8507 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8509 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
8510 first letter of error messages.
8511 (s390_resolve_overloaded_builtin): Likewise.
8512 * config/s390/s390.c (s390_expand_builtin): Likewise.
8513 (s390_invalid_arg_for_unprototyped_fn): Likewise.
8514 (s390_valid_target_attribute_inner_p): Likewise.
8515 * config/s390/s390.md ("tabort"): Likewise.
8517 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
8519 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
8520 (ISA_AVOID_DIV_HILO): New macro.
8521 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
8522 (ISA_HAS_DDIV): Likewise.
8524 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8526 * doc/invoke.texi (fabi-version): Correct number of occurrences.
8528 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8530 * doc/invoke.texi (fabi-version): Spelling fix.
8532 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8535 * doc/invoke.texi (fabi-version): Mention mangling fix for
8538 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8541 * doc/invoke.texi (fabi-version): Document discriminator mangling.
8543 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
8546 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
8547 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
8549 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
8551 (stack_protect_test): Ditto.
8552 * config/rs6000/rs6000.opt (mstack-protector-guard=,
8553 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
8555 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
8556 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
8557 -mstack-protector-guard-offset=.
8558 (RS/6000 and PowerPC Options): Ditto.
8560 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8562 * config/i386/i386.h (MASK_CLASS_P): New define.
8563 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
8564 there are no registers from different register sets also when
8565 mask registers are used. Update function comment.
8566 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
8567 to (*k/*r) and (*k/*km) alternatives.
8569 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
8571 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
8572 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
8573 (EH_RETURN_HANDLER_RTX): New define.
8574 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
8575 Force frame pointer in EH return functions.
8576 (aarch64_expand_epilogue): Add barrier for eh_return.
8577 (aarch64_final_eh_return_addr): Remove.
8578 (aarch64_eh_return_handler_rtx): New function.
8579 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
8581 (aarch64_eh_return_handler_rtx): New prototype.
8583 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8585 * config/rs6000/altivec.h (vec_rlmi): New #define.
8586 (vec_vrlnm): Likewise.
8587 (vec_rlnm): Likewise.
8588 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
8589 (UNSPEC_VRLNM): Likewise.
8590 (VIlong): New mode iterator.
8591 (altivec_vrl<VI_char>mi): New define_insn.
8592 (altivec_vrl<VI_char>nm): Likewise.
8593 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8596 (RLNM): New polymorphic function entry.
8597 (VRLWMI): New monomorphic function entry.
8599 (RLMI): New polymorphic function entry.
8600 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8601 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8602 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8605 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8608 * dwarf2out.c (field_byte_offset): Restore the
8609 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8610 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8611 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8614 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8617 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8619 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8622 * dwarf2out.c (add_data_member_location_attribute): For constant
8623 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8624 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8625 DW_AT_byte_size attributes.
8627 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8629 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8630 after forcing to constant memory when the code model is medium.
8632 2017-01-17 Julia Koval <julia.koval@intel.com>
8635 * config/i386/avx512fintrin.h
8636 (_mm512_i32gather_ps): Change __addr type to void const*.
8637 (_mm512_mask_i32gather_ps): Ditto.
8638 (_mm512_i32gather_pd): Ditto.
8639 (_mm512_mask_i32gather_pd): Ditto.
8640 (_mm512_i64gather_ps): Ditto.
8641 (_mm512_mask_i64gather_ps): Ditto.
8642 (_mm512_i64gather_pd): Ditto.
8643 (_mm512_mask_i64gather_pd): Ditto.
8644 (_mm512_i32gather_epi32): Ditto.
8645 (_mm512_mask_i32gather_epi32): Ditto.
8646 (_mm512_i32gather_epi64): Ditto.
8647 (_mm512_mask_i32gather_epi64): Ditto.
8648 (_mm512_i64gather_epi32): Ditto.
8649 (_mm512_mask_i64gather_epi32): Ditto.
8650 (_mm512_i64gather_epi64): Ditto.
8651 (_mm512_mask_i64gather_epi64): Ditto.
8652 (_mm512_i32scatter_ps): Change __addr type to void*.
8653 (_mm512_mask_i32scatter_ps): Ditto.
8654 (_mm512_i32scatter_pd): Ditto.
8655 (_mm512_mask_i32scatter_pd): Ditto.
8656 (_mm512_i64scatter_ps): Ditto.
8657 (_mm512_mask_i64scatter_ps): Ditto.
8658 (_mm512_i64scatter_pd): Ditto.
8659 (_mm512_mask_i64scatter_pd): Ditto.
8660 (_mm512_i32scatter_epi32): Ditto.
8661 (_mm512_mask_i32scatter_epi32): Ditto.
8662 (_mm512_i32scatter_epi64): Ditto.
8663 (_mm512_mask_i32scatter_epi64): Ditto.
8664 (_mm512_i64scatter_epi32): Ditto.
8665 (_mm512_mask_i64scatter_epi32): Ditto.
8666 (_mm512_i64scatter_epi64): Ditto.
8667 (_mm512_mask_i64scatter_epi64): Ditto.
8668 * config/i386/avx512pfintrin.h
8669 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8670 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8671 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8672 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8673 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8674 (_mm512_prefetch_i32scatter_ps): Ditto.
8675 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8676 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8677 (_mm512_prefetch_i64scatter_pd): Ditto.
8678 (_mm512_prefetch_i64scatter_ps): Ditto.
8679 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8680 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8681 * config/i386/avx512vlintrin.h
8682 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8683 (_mm_mmask_i32gather_ps): Ditto.
8684 (_mm256_mmask_i32gather_pd): Ditto.
8685 (_mm_mmask_i32gather_pd): Ditto.
8686 (_mm256_mmask_i64gather_ps): Ditto.
8687 (_mm_mmask_i64gather_ps): Ditto.
8688 (_mm256_mmask_i64gather_pd): Ditto.
8689 (_mm_mmask_i64gather_pd): Ditto.
8690 (_mm256_mmask_i32gather_epi32): Ditto.
8691 (_mm_mmask_i32gather_epi32): Ditto.
8692 (_mm256_mmask_i32gather_epi64): Ditto.
8693 (_mm_mmask_i32gather_epi64): Ditto.
8694 (_mm256_mmask_i64gather_epi32): Ditto.
8695 (_mm_mmask_i64gather_epi32): Ditto.
8696 (_mm256_mmask_i64gather_epi64): Ditto.
8697 (_mm_mmask_i64gather_epi64): Ditto.
8698 (_mm256_i32scatter_ps): Change __addr type to void*.
8699 (_mm256_mask_i32scatter_ps): Ditto.
8700 (_mm_i32scatter_ps): Ditto.
8701 (_mm_mask_i32scatter_ps): Ditto.
8702 (_mm256_i32scatter_pd): Ditto.
8703 (_mm256_mask_i32scatter_pd): Ditto.
8704 (_mm_i32scatter_pd): Ditto.
8705 (_mm_mask_i32scatter_pd): Ditto.
8706 (_mm256_i64scatter_ps): Ditto.
8707 (_mm256_mask_i64scatter_ps): Ditto.
8708 (_mm_i64scatter_ps): Ditto.
8709 (_mm_mask_i64scatter_ps): Ditto.
8710 (_mm256_i64scatter_pd): Ditto.
8711 (_mm256_mask_i64scatter_pd): Ditto.
8712 (_mm_i64scatter_pd): Ditto.
8713 (_mm_mask_i64scatter_pd): Ditto.
8714 (_mm256_i32scatter_epi32): Ditto.
8715 (_mm256_mask_i32scatter_epi32): Ditto.
8716 (_mm_i32scatter_epi32): Ditto.
8717 (_mm_mask_i32scatter_epi32): Ditto.
8718 (_mm256_i32scatter_epi64): Ditto.
8719 (_mm256_mask_i32scatter_epi64): Ditto.
8720 (_mm_i32scatter_epi64): Ditto.
8721 (_mm_mask_i32scatter_epi64): Ditto.
8722 (_mm256_i64scatter_epi32): Ditto.
8723 (_mm256_mask_i64scatter_epi32): Ditto.
8724 (_mm_i64scatter_epi32): Ditto.
8725 (_mm_mask_i64scatter_epi32): Ditto.
8726 (_mm256_i64scatter_epi64): Ditto.
8727 (_mm256_mask_i64scatter_epi64): Ditto.
8728 (_mm_i64scatter_epi64): Ditto.
8729 (_mm_mask_i64scatter_epi64): Ditto.
8730 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8731 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8732 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8733 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8734 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8735 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8736 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8737 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8738 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8739 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8740 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8741 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8742 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8743 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8744 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8745 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8746 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8747 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8748 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8749 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8750 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8751 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8752 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8753 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8754 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8755 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8756 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8757 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8758 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8759 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8760 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8761 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8762 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8763 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8764 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8765 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8766 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8767 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8768 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8769 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8770 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8771 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8772 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8773 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8774 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8775 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8776 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8777 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8778 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8779 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8780 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8781 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8782 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8783 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8784 definitions accordingly.
8786 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8787 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8790 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8793 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8796 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8797 hard regs for inner regno.
8799 2017-01-17 Martin Liska <mliska@suse.cz>
8802 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8803 assumption and add comment.
8805 2017-01-17 Nathan Sidwell <nathan@acm.org>
8807 * ipa-visibility.c (localize_node): New function, broken out of ...
8808 (function_and_variable_visibility): ... here. Call it.
8810 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8813 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8814 correctly set frequency of oudgoing edge.
8815 (duplicate_thread_path): Fix profile updating.
8817 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8820 * configure.ac: Add GCC_BASE_VER.
8821 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8822 version from BASE-VER file.
8823 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8824 (gcc.o): Depend on $(BASEVER).
8825 * common.opt (dumpfullversion): New option.
8826 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8827 * doc/invoke.texi: Document -dumpfullversion.
8828 * doc/install.texi: Document --with-gcc-major-version-only.
8829 * configure: Regenerated.
8831 2017-01-17 Richard Biener <rguenther@suse.de>
8833 PR tree-optimization/71433
8834 * tree-vrp.c (register_new_assert_for): Merge same asserts
8835 on all incoming edges.
8836 (process_assert_insertions_for): Handle insertions at the
8839 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8841 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8842 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8844 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8847 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8850 2017-01-17 Alan Modra <amodra@gmail.com>
8853 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8854 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8855 symbolic stack limit when pic.
8857 2017-01-16 Martin Sebor <msebor@redhat.com>
8859 PR tree-optimization/78608
8860 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8862 2017-01-16 Jeff Law <law@redhat.com>
8865 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8866 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8867 for several include directories that may be relative to sysroot.
8868 * config/i386/x-mingw32 (gplus_includedir): Define.
8869 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8870 (native_system_includedir): Likewise.
8871 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8872 override if TARGET_SYSTEM_ROOT is defined.
8873 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8875 PR tree-optimization/79090
8876 PR tree-optimization/33562
8877 PR tree-optimization/61912
8878 PR tree-optimization/77485
8879 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8880 and computed trims into the dump file.
8882 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8884 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8886 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8889 * gimplify.c (gimplify_init_constructor): If want_value and
8890 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8894 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8895 sequence. Formatting fixes.
8896 (doloop_optimize): Formatting fixes.
8899 * gcc.c (debug_level_greater_than_spec_func): New function.
8900 (static_spec_functions): Add debug-level-gt spec function.
8901 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8903 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8904 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8905 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8906 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8907 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8908 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8910 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8912 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8913 QImode fixups to general and mask registers only.
8915 2017-01-16 Carl Love <cel@us.ibm.com>
8917 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8918 for built-in functions
8919 vector signed char vec_nabs (vector signed char)
8920 vector signed short vec_nabs (vector signed short)
8921 vector signed int vec_nabs (vector signed int)
8922 vector signed long long vec_nabs (vector signed long long)
8923 vector float vec_nabs (vector float)
8924 vector double vec_nabs (vector double)
8925 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8927 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8928 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8929 * doc/extend.texi: Update the documentation file for the new built-in
8932 2017-01-16 Martin Sebor <msebor@redhat.com>
8934 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8937 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8939 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8940 UNSPEC_VSX__XXSPLTD to require special splat handling.
8942 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8945 * system.h: Poison strndup.
8947 2017-01-16 Alan Modra <amodra@gmail.com>
8950 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8953 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8955 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8957 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8959 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8960 call recog here. Assert that INSN_CODE (insn) is non-negative.
8962 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8965 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8967 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8968 in the currently scheduled RTL fragment.
8970 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8972 PR rtl-optimization/78751
8973 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8976 2017-01-14 Jeff Law <law@redhat.com>
8978 PR tree-optimization/79090
8979 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8980 variable length stores.
8981 (compute_trims): Delete dead assignment to *trim_tail.
8982 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8985 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8987 PR rtl-optimization/78626
8988 PR rtl-optimization/78727
8989 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8990 of a block, and split such blocks after everything else is finished.
8992 2017-01-14 Alan Modra <amodra@gmail.com>
8995 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8996 target legitimate_combined_insn.
8997 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8998 (rs6000_legitimate_combined_insn): New function.
8999 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
9001 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
9002 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
9003 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
9005 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
9007 * doc/frontends.texi (G++ and GCC): Remove references to Java.
9009 2017-01-13 Jeff Law <law@redhat.com>
9011 PR tree-optimization/33562
9012 PR tree-optimization/61912
9013 PR tree-optimization/77485
9014 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
9016 (delete_dead_assignment): Likewise.
9017 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
9018 statement to delete_dead_call and delete_dead_assignment.
9020 2017-01-13 David Malcolm <dmalcolm@redhat.com>
9023 * substring-locations.c (format_warning_va): Strengthen case 1 so
9024 that both endpoints of the substring must be within the format
9025 range for just the substring to be printed.
9027 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
9029 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
9030 * config/i386/i386.c (ix86_target_string): Add missing options
9031 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
9032 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
9033 flags_other and ix86_target_other to flags2_other. Display unknown
9035 (ix86_valid_target_attribute_inner_p): Add missing options and
9036 reorder options by implied ISAs, as in ix86_target_string.
9038 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9040 * hash-table.h (hash_table::too_empty_p): New function.
9041 (hash_table::expand): Use it.
9042 (hash_table::traverse): Likewise.
9043 (hash_table::empty_slot): Use sizeof (value_type) instead of
9044 sizeof (PTR) to convert bytes to elements. Shrink the table
9045 if the current size is excessive for the current number of
9048 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9050 * ira-costs.c (record_reg_classes): Break from the inner loop
9051 early once alt_fail is known to be true. Update outer loop
9052 handling accordingly.
9054 2017-01-13 Jeff Law <law@redhat.com>
9056 * tree-ssa-dse.c (decrement_count): New function.
9057 (increment_start_addr, maybe_trim_memstar_call): Likewise.
9058 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
9059 when we know the partially dead statement is a mem* function.
9061 PR tree-optimization/61912
9062 PR tree-optimization/77485
9063 * tree-ssa-dse.c: Include expr.h.
9064 (maybe_trim_constructor_store): New function.
9065 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
9067 PR tree-optimization/33562
9068 PR tree-optimization/61912
9069 PR tree-optimization/77485
9070 * doc/invoke.texi: Document new dse-max-object-size param.
9071 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
9072 * tree-ssa-dse.c: Include params.h.
9073 (dse_store_status): New enum.
9074 (initialize_ao_ref_for_dse): New, partially extracted from
9076 (valid_ao_ref_for_dse, normalize_ref): New.
9077 (setup_live_bytes_from_ref, compute_trims): Likewise.
9078 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
9079 (maybe_trim_partially_dead_store): Likewise.
9080 (maybe_trim_complex_store): Likewise.
9081 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
9082 Track what bytes live from the original store. Return tri-state
9083 for dead, partially dead or live.
9084 (dse_dom_walker): Add constructor, destructor and new private members.
9085 (delete_dead_call, delete_dead_assignment): New extracted from
9087 (dse_optimize_stmt): Make a member of dse_dom_walker.
9088 Use initialize_ao_ref_for_dse.
9090 PR tree-optimization/33562
9091 PR tree-optimization/61912
9092 PR tree-optimization/77485
9093 * sbitmap.h (bitmap_count_bits): Prototype.
9094 (bitmap_clear_range, bitmap_set_range): Likewise.
9095 * sbitmap.c (bitmap_clear_range): New function.
9096 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
9098 2017-01-13 Martin Liska <mliska@suse.cz>
9101 * function.c (set_cfun): Add new argument force.
9102 * function.h (set_cfun): Likewise.
9103 * ipa-inline-transform.c (inline_call): Use the function when
9104 strict alising from is dropped for function we inline to.
9106 2017-01-13 Richard Biener <rguenther@suse.de>
9108 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
9109 for dumping GIMPLE INTEGER_CSTs.
9111 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9113 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
9114 to 201112L since C++17.
9116 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
9119 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
9120 if -fsanitize=kernel-address is present.
9122 2017-01-13 Richard Biener <rguenther@suse.de>
9124 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
9125 as _Literal ( type ) number in case usual suffixes do not
9126 preserve all information.
9128 2017-01-13 Richard Biener <rguenther@suse.de>
9130 PR tree-optimization/77283
9131 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
9132 and ssa-iterators.h.
9133 (is_feasible_trace): Implement a cost model based on joiner
9136 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9139 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
9140 char or short to __float128/_Float128 directly.
9142 2017-01-12 Martin Sebor <msebor@redhat.com>
9144 to -Wformat-overflow.
9145 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
9146 (min_bytes_remaining): Same.
9147 (get_string_length): Same.
9148 (format_string): Same.
9149 (format_directive): Same.
9151 (pass_sprintf_length::handle_gimple_call): Same.
9153 2017-01-12 Jakub Jelinek <jakub@redhat.com>
9155 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
9156 info.nowrite calls with no lhs that can't throw. Return bool
9157 whether gsi_remove has been called or not.
9158 (pass_sprintf_length::handle_gimple_call): Return bool whether
9159 try_substitute_return_value called gsi_remove. Formatting fix.
9160 (pass_sprintf_length::execute): Don't use gsi_remove if
9161 handle_gimple_call returned true.
9164 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
9165 be removed due to side-effects, don't remove following barrier nor
9166 turn the successor edge into fallthru edge.
9168 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9171 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
9172 element-reversing loads and stores as not swappable.
9174 2017-01-12 Nathan Sidwell <nathan@acm.org>
9175 Nicolai Stange <nicstange@gmail.com>
9177 * combine.c (try_combine): Don't ignore result of overlap checking
9178 loop. Combine overlap & asm check into single loop.
9180 2017-01-12 Richard Biener <rguenther@suse.de>
9182 * tree-pretty-print.c (dump_generic_node): Provide -gimple
9183 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
9185 2017-01-12 Richard Biener <rguenther@suse.de>
9187 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
9188 and TS_TARGET_OPTION directly derive from TS_BASE.
9189 * tree-core.h (tree_optimization_option): Derive from tree_base.
9190 (tree_target_option): Likewise.
9192 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
9194 * config/i386/i386.c (memory_address_length): Increase len
9195 only when rip_relative_addr_p returns false.
9197 2017-01-11 Julia Koval <julia.koval@intel.com>
9199 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
9200 (OPTION_MASK_ISA_SGX_SET): New.
9201 (ix86_handle_option): Handle OPT_msgx.
9202 * config.gcc: Added sgxintrin.h.
9203 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
9204 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
9205 * config/i386/i386.c (ix86_target_string): Add -msgx.
9207 (ix86_option_override_internal): Handle new options.
9208 (ix86_valid_target_attribute_inner_p): Add sgx.
9209 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
9210 * config/i386/i386.opt: Add msgx.
9211 * config/i386/sgxintrin.h: New file.
9212 * config/i386/x86intrin.h: Add sgxintrin.h.
9214 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9217 * fold-const.c (maybe_nonzero_address): Return 1 for function
9219 (tree_single_nonzero_warnv_p): Don't handle function local objects
9223 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
9226 2017-01-11 David Malcolm <dmalcolm@redhat.com>
9229 * opts.c: Include "spellcheck.h"
9230 (struct string_fragment): New struct.
9231 (struct edit_distance_traits<const string_fragment &>): New
9233 (get_closest_sanitizer_option): New function.
9234 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
9236 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9238 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
9240 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
9241 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
9242 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
9243 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
9244 for initial die_offset if dwarf_split_debug_info.
9245 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
9246 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
9248 (output_skeleton_debug_sections): Formatting fix. Use
9249 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
9250 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
9252 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
9254 * config/arm/cortex-a53.md: Add bypasses for
9256 (cortex_a53_r2f): Only use for transfers.
9257 (cortex_a53_f2r): Likewise.
9258 (cortex_a53_r2f_cvt): Add reservation for conversions.
9259 (cortex_a53_f2r_cvt): Likewise.
9261 2017-01-11 Tamar Christina <tamar.christina@arm.com>
9263 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
9264 to all inlined functions, change static to extern.
9266 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
9269 * config/arm/arm.c (legitimize_pic_address): Handle reference to
9271 (arm_assemble_integer): Likewise.
9273 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
9275 * config.gcc: Use new awk script to check CPU, FPU and architecture
9276 parameters for --with-... options.
9277 * config/arm/parsecpu.awk: New file
9278 * config/arm/arm-cpus.in: New file.
9279 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
9281 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
9283 * config/arm/t-arm: Update dependency rules.
9284 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
9285 of processing .def files.
9286 * config/arm/genopt.sh: Deleted.
9287 * config/arm/gentune.sh: Deleted.
9288 * config/arm/arm-cores.def: Deleted.
9289 * config/arm/arm-arches.def: Deleted.
9290 * config/arm/arm-fpus.def: Deleted.
9291 * config/arm/arm-tune.md: Regenerated.
9292 * config/arm/arm-tables.opt: Regenerated.
9293 * config/arm/arm-cpu.h: New generated file.
9294 * config/arm/arm-cpu-data.h: New generated file.
9295 * config/arm/arm-cpu-cdata.h: New generated file.
9297 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
9300 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
9302 (input_varpool_node): Unpack dynamically_initialized bit.
9304 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
9306 PR rtl-optimization/79032
9307 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
9308 the alignment of the adjusted memory reference against that of MODE,
9309 instead of the alignment of the original memory reference.
9311 2017-01-11 Martin Jambor <mjambor@suse.cz>
9313 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
9315 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
9316 decorated functions.
9318 2017-01-11 Richard Biener <rguenther@suse.de>
9320 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
9321 set range/nonnull info for PHI results. Do not set it on
9322 stmts marked for removal.
9324 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
9326 * expr.c (store_field): In the bitfield case, fetch the return value
9327 from the registers before applying a single big-endian adjustment.
9328 Always do a final load for a BLKmode value not larger than a word.
9330 2017-01-10 David Malcolm <dmalcolm@redhat.com>
9333 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9334 that we correctly handle column numbers greater than
9335 LINE_MAP_MAX_COLUMN_NUMBER.
9337 2017-01-10 Martin Sebor <msebor@redhat.com>
9340 * gimple-ssa-sprintf.c (get_destination_size): Call
9341 {init,fini}object_sizes.
9342 * tree-object-size.c (addr_object_size): Adjust.
9343 (pass_through_call): Adjust.
9344 (pass_object_sizes::execute): Adjust.
9345 * tree-object-size.h (fini_object_sizes): Declare.
9347 2017-01-10 Martin Sebor <msebor@redhat.com>
9349 PR tree-optimization/78775
9350 * builtins.c (get_size_range): Move...
9351 * calls.c: ...to here.
9352 (alloc_max_size): Accept zero argument.
9353 (operand_signed_p): Remove.
9354 (maybe_warn_alloc_args_overflow): Call get_size_range.
9355 * calls.h (get_size_range): Declare.
9357 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
9359 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
9360 from TI's devices.csv file as of September 2016.
9361 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
9363 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
9365 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
9366 * doc/invoke.texi: Likewise.
9367 * doc/md.texi: Likewise.
9368 * doc/objc.texi: Likewise.
9370 2017-01-10 Joshua Conner <joshconner@google.com>
9372 * config/arm/fuchsia-elf.h: New file.
9373 * config/fuchsia.h: New file.
9374 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
9375 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
9377 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
9379 2016-01-10 Richard Biener <rguenther@suse.de>
9381 PR tree-optimization/79034
9382 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
9383 Propagate out degenerate PHIs in the joiner.
9385 2017-01-10 Martin Liska <mliska@suse.cz>
9387 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
9388 (sort_congruence_classes_by_decl_uid): Likewise.
9389 (sort_congruence_class_groups_by_decl_uid): Likewise.
9390 (sem_item_optimizer::merge_classes): Sort class, groups in these
9391 classes and members in the groups by DECL_UID of declarations.
9392 This would make merge operations stable.
9394 2017-01-10 Martin Liska <mliska@suse.cz>
9396 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
9397 usage of m_classes_vec.
9398 (sem_item_optimizer::~sem_item_optimizer): Likewise.
9399 (sem_item_optimizer::get_group_by_hash): Likewise.
9400 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
9401 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
9402 (sem_item_optimizer::verify_classes): Likewise.
9403 (sem_item_optimizer::process_cong_reduction): Likewise.
9404 (sem_item_optimizer::dump_cong_classes): Likewise.
9405 (sem_item_optimizer::merge_classes): Likewise.
9406 * ipa-icf.h (congruence_class_hash): Rename from
9407 congruence_class_group_hash. Remove declaration of m_classes_vec.
9409 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
9411 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
9412 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
9413 * config.gcc: Add avx512vpopcntdqintrin.h.
9414 * config/i386/avx512vpopcntdqintrin.h: New.
9415 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
9416 * config/i386/i386-builtin-types.def: Add new types.
9417 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
9418 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
9419 __builtin_ia32_vpopcountq_v8di_mask): New.
9420 * config/i386/i386-c.c (ix86_target_macros_internal): Define
9421 __AVX512VPOPCNTDQ__.
9422 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
9423 (PTA_AVX512VPOPCNTDQ): Define.
9424 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
9425 TARGET_AVX512VPOPCNTDQ_P): Define.
9426 * config/i386/i386.opt: Add mavx512vpopcntdq.
9427 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
9428 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
9430 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9433 * predict.def (PRED_CALL): Set to 67.
9435 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
9437 * expr.c (store_field): In the bitfield case, if the value comes from
9438 a function call and is of an aggregate type returned in registers, do
9439 not modify the field mode; extract the value in all cases if the mode
9440 is BLKmode and the size is not larger than a word.
9442 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
9445 * config/i386/cpuid.h: Fix undefined behavior.
9447 2017-01-04 Jeff Law <law@redhat.com>
9449 PR tree-optimization/79007
9450 PR tree-optimization/67955
9451 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
9452 conservative for pt.null when flag_non_call_exceptions is on.
9454 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9456 PR translation/79019
9457 PR translation/79020
9458 * params.def (PARAM_INLINE_MIN_SPEEDUP,
9459 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
9460 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
9462 * config/avr/avr.opt (maccumulate-args): Likewise.
9463 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
9464 * common.opt (freport-bug): Likewise.
9465 * cif-code.def (CIF_FINAL_ERROR): Likewise.
9466 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
9467 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
9468 translatable string.
9469 * config/i386/i386.c (function_value_32): Likewise.
9470 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
9471 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
9473 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
9474 * common/config/msp430/msp430-common.c (msp430_handle_option):
9476 * symtab.c (symtab_node::verify_base): Likewise.
9477 * opts.c (set_debug_level): Likewise.
9478 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
9479 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9480 missing whitespace to translatable strings.
9481 * config/avr/avr.md (bswapsi2): Fix typo in comment.
9482 * config/sh/superh.h: Likewise.
9483 * config/i386/xopintrin.h: Likewise.
9484 * config/i386/znver1.md: Likewise.
9485 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
9486 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
9487 * double-int.h (struct double_int): Likewise.
9488 * double-int.c (div_and_round_double): Likewise.
9489 * wide-int.cc: Likewise.
9490 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
9491 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
9492 * cfgcleanup.c (crossjumps_occured): Renamed to ...
9493 (crossjumps_occurred): ... this.
9494 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
9497 PR tree-optimization/78899
9498 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
9499 returning bool return struct loop *, NULL for failure and the new
9501 (versionable_outer_loop_p): Don't version outer loop if it has
9502 dont_vectorized bit set.
9503 (tree_if_conversion): When versioning outer loop, ensure
9504 tree_if_conversion is performed also on the inner loop of the
9505 non-vectorizable outer loop copy.
9506 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
9507 LOOP_VECTORIZED in inner loop of the scalar outer loop and
9508 prevent vectorization of it.
9509 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
9510 the outer loop vectorization of the non-scalar version is attempted
9511 before vectorization of the inner loop in scalar version. If
9512 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
9513 vectorization of its inner loop.
9514 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
9515 has 2 inner loops, rename also on edges from bb whose single pred
9516 is outer_loop->header. Fix typo in function comment.
9518 2017-01-09 Martin Sebor <msebor@redhat.com>
9521 * asan.c (asan_emit_stack_protection): Increase local buffer size
9522 to avoid snprintf truncation warning.
9524 2017-01-09 Andrew Pinski <apinski@cavium.com>
9526 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
9527 to reference thunderx2t99 for the tuning structure
9528 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
9530 (thunderx2t99_extra_costs): This.
9531 * config/aarch64/aarch64-tune.md: Regenerate.
9532 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
9533 (vulcan_addrcost_table): This.
9534 (vulcan_regmove_cost): Rename to ...
9535 (thunderx2t99_regmove_cost): This.
9536 (vulcan_vector_cost): Rename to ...
9537 (thunderx2t99_vector_cost): this.
9538 (vulcan_branch_cost): Rename to ...
9539 (thunderx2t99_branch_cost): This.
9540 (vulcan_tunings): Rename to ...
9541 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
9542 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
9544 2017-01-09 Martin Jambor <mjambor@suse.cz>
9548 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
9549 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
9550 (propagate_vr_accross_jump_function): Use the above function for all
9551 value range computations for pass-through jump functions and type
9552 converasion from explicit value range values.
9553 (ipcp_propagate_stage): Do not attempt to deduce types of formal
9554 parameters from TYPE_ARG_TYPES.
9555 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
9556 (ipa_write_node_info): Stream type of the actual argument.
9557 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
9559 2017-01-09 Martin Liska <mliska@suse.cz>
9562 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
9563 (lookup_compiler): Do not show error message with have_E.
9565 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9567 PR tree-optimization/78938
9568 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
9569 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
9570 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
9571 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
9574 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9576 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
9579 2017-01-09 Richard Biener <rguenther@suse.de>
9581 PR tree-optimization/78997
9582 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
9583 name condition properly.
9585 2017-01-09 Richard Biener <rguenther@suse.de>
9588 * dwarf2out.c (is_cxx): New overload with context.
9589 (is_naming_typedef_decl): Use it.
9591 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9593 * invoke.texi (Option Summary): Correct spacing in option lists
9594 and add line breaks to fix over-long lines.
9596 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9600 * extend.texi (Common Variable Attributes): Add xref to GCC
9601 Internals manual to explain mode attribute keywords.
9603 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9606 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9607 and Preprocessor Options.
9608 (Options for Linking): Document -pthread here....
9609 (RS/6000 and PowerPC Options): ...not here.
9610 (Solaris 2 Options): ...or here.
9611 * doc/cppopts.texi: Document -pthread.
9613 2017-01-08 Martin Sebor <msebor@redhat.com>
9616 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9617 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9618 New member functions.
9619 (format_directive): Used them.
9621 (pass_sprintf_length::handle_gimple_call): Same.
9622 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9623 to avoid truncation for any argument.
9624 (extract_affine_mul): Same.
9625 * tree.c (get_file_function_name): Same.
9627 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9630 * predict.def (PRED_INDIR_CALL): Set to 86.
9632 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9634 PR preprocessor/54124
9635 * doc/cppopts.texi: Reformat -d subtable to list the full name
9636 of the options. Add cross-reference to the docs for the general
9637 compiler -d options.
9638 * doc/invoke.texi (Developer Options): Add cross-reference to the
9639 preprocessor-specific -d option documentation.
9641 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9643 PR preprocessor/13498
9644 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9645 redudant material, and reflect new command-line options.
9646 (System Headers): Likewise.
9648 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9650 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9651 -isystem, and -idirafter. Copy-edit.
9652 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9653 default for -ftrack-macro-expansion. Delete obsolete and
9654 badly-formatted implementation details about -fdebug-cpp output.
9655 * doc/cppwarnopts.texi: Copy-edit.
9657 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9660 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9661 that the transition from a max line width >= 1<<10 to narrower
9662 lines works correctly.
9664 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9666 * doc/options.texi (PerFunction): New.
9667 * opt-functions.awk (switch_flags): Map both Optimization and
9668 PerFunction to CL_OPTIMIZATION.
9669 * opth-gen.awk: Test for PerFunction flag along with
9671 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9672 it only when the latter is present. Skip those that don't in
9673 the hash function generator.
9674 * common.opt (fvar-tracking): Mark as PerFunction instead of
9676 (fvar-tracking-assignments): Likewise.
9677 (fvar-tracking-assignments-toggle): Likewise.
9678 (fvar-tracking-uninit): Likewise.
9680 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9682 PR translation/79018
9683 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9686 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9689 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9690 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9691 TARGET_LONG_JUMP_TABLE_OFFSETS.
9692 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9693 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9694 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9695 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9696 * config/m68k/m68k.md (tablejump expander): Likewise.
9697 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9698 TARGET_LONG_JUMP_TABLE_OFFSETS.
9699 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9700 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9702 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9703 David Holsgrove <david.holsgrove@xilinx.com>
9705 * common/config/microblaze/microblaze-common.c
9706 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9707 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9709 * config/microblaze/microblaze.c (microblaze_must_save_register)
9710 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9712 (microblaze_eh_return): New function.
9713 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9714 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9715 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9716 * config/microblaze/microblaze.md (eh_return): New pattern.
9718 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9720 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9721 GCC_DIAGNOSTIC_STRINGIFY): Define.
9723 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9725 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9727 * config/arm/arm.md (<mcrr>): New.
9729 * config/arm/arm.c (arm_arch5te): New.
9730 (arm_option_override): Set arm_arch5te.
9731 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9733 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9734 (arm_mcrr_qualifiers): ... this. New.
9735 (MRRC_QUALIFIERS): Define to...
9736 (arm_mrrc_qualifiers): ... this. New.
9737 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9739 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9740 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9741 (MRRCI, mrrc, MRRC): New.
9742 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9743 VUNSPEC_MRRC2): New.
9745 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9747 * config/arm/arm.md (<mcr>): New.
9749 * config/arm/arm.c (arm_coproc_builtin_available): Add
9750 support for mcr, mrc, mcr2 and mrc2.
9751 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9752 (arm_mcr_qualifiers): ... this. New.
9753 (MRC_QUALIFIERS): Define to ...
9754 (arm_mrc_qualifiers): ... this. New.
9755 (MCR_QUALIFIERS): Define to ...
9756 (arm_mcr_qualifiers): ... this. New.
9757 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9759 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9760 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9761 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9764 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9766 * config/arm/arm.md (*ldc): New.
9770 * config/arm/arm.c (arm_coproc_builtin_available): Add
9771 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9772 (arm_coproc_ldc_stc_legitimate_address): New.
9773 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9774 'qualifier_const_pointer'.
9775 (LDC_QUALIFIERS): Define to...
9776 (arm_ldc_qualifiers): ... this. New.
9777 (STC_QUALIFIERS): Define to...
9778 (arm_stc_qualifiers): ... this. New.
9779 * config/arm/arm-protos.h
9780 (arm_coproc_ldc_stc_legitimate_address): New.
9781 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9782 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9783 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9784 stc2, stcl, stc2l): New.
9785 * config/arm/constraints.md (Uz): New.
9786 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9787 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9788 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9789 VUNSPEC_STC2L): New.
9791 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9793 * config/arm/arm.md (<cdp>): New.
9794 * config/arm/arm.c (neon_const_bounds): Rename this ...
9795 (arm_const_bounds): ... this.
9796 (arm_coproc_builtin_available): New.
9797 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9798 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9799 (CDP_QUALIFIERS): Define to...
9800 (arm_cdp_qualifiers): ... this. New.
9802 (arm_expand_builtin_args): Add case for 6 arguments.
9803 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9804 (arm_const_bounds): ... this.
9805 (arm_coproc_builtin_available): New.
9806 * config/arm/arm_acle.h (__arm_cdp): New.
9808 * config/arm/arm_acle_builtins.def (cdp): New.
9810 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9811 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9813 * config/arm/types.md (coproc): New.
9814 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9815 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9816 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9817 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9819 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9821 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9822 (UBINOP_QUALIFIERS): New.
9824 (acle_builtin_data): New. Change comment.
9825 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9826 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9827 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9828 arm_acle_builtins.def.
9829 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9830 (arm_init_acle_builtins): New.
9831 (CRC32_BUILTIN): Remove.
9832 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9833 crc32cb, crc32ch and crc32cw.
9834 (arm_init_crc32_builtins): Remove.
9835 (arm_init_builtins): Use arm_init_acle_builtins rather
9836 than arm_init_crc32_builtins.
9837 (arm_expand_acle_builtin): New.
9838 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9839 * config/arm/arm_acle_builtins.def: New.
9841 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9843 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9844 (arm_builtin_datum): ... this.
9845 (arm_init_neon_builtin): Rename to ...
9846 (arm_init_builtin): ... this. Add a new parameters PREFIX
9847 and USE_SIG_IN_NAME.
9848 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9849 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9850 'arm_builtin_datum'.
9851 (arm_init_vfp_builtins): Likewise.
9852 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9853 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9854 (arm_expand_neon_args): Rename to ...
9855 (arm_expand_builtin_args): ... this. Rename builtin_arg
9856 enum values and differentiate between ARG_BUILTIN_MEMORY
9857 and ARG_BUILTIN_NEON_MEMORY.
9858 (arm_expand_neon_builtin_1): Rename to ...
9859 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9860 values, arm_expand_builtin_args and add bool parameter NEON.
9861 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9862 (arm_expand_vfp_builtin): Likewise.
9863 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9865 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9868 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9869 * predict.c (tree_estimate_probability_bb): Reverse direction of
9870 polymorphic call predictor.
9872 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9874 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9875 (determine_pass_name_match): ...this new function and...
9876 (should_skip_pass_p): ...this new function.
9878 2017-01-06 Nathan Sidwell <nathan@acm.org>
9880 * ipa-visibility.c (function_and_variable_visibility): Reformat
9881 comments and long lines. Remove extrneous if.
9882 * symtab.c (symtab_node::make_decl_local): Fix code format.
9883 (symtab_node::set_section_for_node): Fix comment typo.
9885 2017-01-06 Martin Liska <mliska@suse.cz>
9888 * lra-constraints.c: Rename invariant to lra_invariant.
9889 * predict.c (set_even_probabilities): Initialize e to NULL.
9891 2017-01-05 Martin Sebor <msebor@redhat.com>
9893 PR tree-optimization/78910
9894 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9895 (format_integer): Correct off-by-one error in the handling
9896 of precision with negative numbers in signed conversions..
9898 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9900 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9902 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9904 PR tree-optimization/71016
9905 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9906 factor_out_conditional_conversion. Formatting fix.
9907 (factor_out_conditional_conversion): Add cond_stmt argument.
9908 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9909 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9912 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9914 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9915 read-rtl-function.o, and selftest-rtl.o.
9916 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9917 (selftest::aarch64_test_loading_full_dump): New function.
9918 (selftest::aarch64_run_selftests): New function.
9919 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9920 selftest::aarch64_run_selftests.
9921 * config/i386/i386.c
9922 (selftest::ix86_test_loading_dump_fragment_1): New function.
9923 (selftest::ix86_test_loading_call_insn): New function.
9924 (selftest::ix86_test_loading_full_dump): New function.
9925 (selftest::ix86_test_loading_unspec): New function.
9926 (selftest::ix86_run_selftests): Call the new functions.
9927 * emit-rtl.c (maybe_set_max_label_num): New function.
9928 * emit-rtl.h (maybe_set_max_label_num): New decl.
9929 * function.c (instantiate_decls): Guard call to
9930 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9931 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9933 * gensupport.c (gen_reader::gen_reader): Pass "false"
9934 for new "compact" param of rtx_reader.
9935 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9936 rather than an empty string for NULL strings.
9937 * read-md.c: Potentially include config.h rather than bconfig.h.
9938 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9939 (have_error): New global, copied from errors.c.
9940 (md_reader::read_name): Rename to...
9941 (md_reader::read_name_1): ...this, adding "out_loc" param,
9942 and converting "missing name or number" to returning false, rather
9944 (md_reader::read_name): Reimplement in terms of read_name_1.
9945 (md_reader::read_name_or_nil): New function.
9946 (md_reader::read_string): Handle "(nil)" by returning NULL.
9947 (md_reader::md_reader): Add new param "compact".
9948 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9949 (md_reader::read_file): New method.
9950 * read-md.h (md_reader::md_reader): Add new param "compact".
9951 (md_reader::read_file): New method.
9952 (md_reader::is_compact): New accessor.
9953 (md_reader::read_name): Convert return type from void to file_location.
9954 (md_reader::read_name_or_nil): New decl.
9955 (md_reader::read_name_1): New decl.
9956 (md_reader::m_compact): New field.
9957 (noop_reader::noop_reader): Pass "false" for new "compact" param
9959 (rtx_reader::rtx_reader): Add new "compact" param.
9960 (rtx_reader::read_rtx_operand): Make virtual and convert return
9961 type from void to rtx.
9962 (rtx_reader::read_until): New decl.
9963 (rtx_reader::handle_any_trailing_information): New virtual function.
9964 (rtx_reader::postprocess): New virtual function.
9965 (rtx_reader::finalize_string): New virtual function.
9966 (rtx_reader::m_in_call_function_usage): New field.
9967 (rtx_reader::m_reuse_rtx_by_id): New field.
9968 * read-rtl-function.c: New file.
9969 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9970 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9971 (selftest::verify_three_block_rtl_cfg): New decl.
9972 * read-rtl-function.h: New file.
9973 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9974 For host, include function.h, memmodel.h, and emit-rtl.h.
9975 (one_time_initialization): New function.
9976 (struct compact_insn_name): New struct.
9977 (compact_insn_names): New array.
9978 (find_code): Handle insn codes in compact dumps.
9979 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9980 (bind_subst_iter_and_attr): Likewise.
9981 (add_condition_to_string): Likewise.
9982 (add_condition_to_rtx): Likewise.
9983 (apply_attribute_uses): Likewise.
9984 (add_current_iterators): Likewise.
9985 (apply_iterators): Likewise.
9986 (initialize_iterators): Guard usage of apply_subst_iterator with
9987 #ifdef GENERATOR_FILE.
9988 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9989 (md_reader::read_mapping): Likewise.
9990 (add_define_attr_for_define_subst): Likewise.
9991 (add_define_subst_attr): Likewise.
9992 (read_subst_mapping): Likewise.
9993 (check_code_iterator): Likewise.
9994 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9996 (one_time_initialization): New function.
9997 (rtx_reader::read_until): New method.
9998 (read_flags): New function.
9999 (parse_reg_note_name): New function.
10000 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
10001 Handle reuse_rtx ids.
10002 Wrap iterator lookup within #ifdef GENERATOR_FILE.
10003 Add parsing support for RTL dumps, mirroring the special-cases in
10004 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
10005 values, and calling handle_any_trailing_information.
10006 (rtx_reader::read_rtx_operand): Convert return type from void
10007 to rtx, returning return_rtx. Handle case 'e'. Call
10008 finalize_string on XSTR and XTMPL fields.
10009 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
10010 "(nil)" values were omitted. Call the postprocess vfunc on the
10012 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
10013 class ctor. Initialize m_in_call_function_usage. Call
10014 one_time_initialization.
10015 * rtl-tests.c (selftest::test_uncond_jump): Call
10016 set_new_first_and_last_insn.
10017 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
10018 * selftest-rtl.c: New file.
10019 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
10020 (selftest::get_insn_by_uid): New decl.
10021 * selftest-run-tests.c (selftest::run_tests): Call
10022 read_rtl_function_c_tests.
10023 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
10024 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
10027 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
10029 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
10030 operands in a special way. Assert that pos+len <= mode precision.
10032 2017-01-05 Jakub Jelinek <jakub@redhat.com>
10034 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
10035 3 argument Alias with unlimited for the negative form.
10036 (fno-vect-cost-model): Removed.
10038 2017-01-05 Martin Liska <mliska@suse.cz>
10040 * hsa-gen.c (gen_hsa_divmod): New function.
10041 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
10043 2017-01-05 Martin Liska <mliska@suse.cz>
10046 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
10049 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10051 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
10052 small constant length operands.
10054 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10056 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
10057 between loop iterations.
10059 2017-01-05 Martin Liska <mliska@suse.cz>
10062 * gimplify.c (gimplify_decl_expr): Compare to
10063 asan_poisoned_variables instread of checking flags.
10064 (gimplify_target_expr): Likewise.
10065 (gimplify_expr): Likewise.
10066 (gimplify_function_tree): Conditionally initialize
10067 asan_poisoned_variables.
10069 2017-01-04 Jeff Law <law@redhat.com>
10071 PR tree-optimizatin/78812
10072 * rtl.h (contains_mem_rtx_p): Prototype.
10073 * ifcvt.c (containts_mem_rtx_p): Move from here to...
10074 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
10075 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
10076 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
10077 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
10079 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10081 * input.c (assert_char_at_range): Default-initialize actual_range.
10083 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10085 * df-scan.c (df_ref_create_structure): Make regno unsigned,
10086 to match the caller.
10088 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10090 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
10091 insns after final jump in test to emit dummy move.
10093 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10095 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
10096 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
10098 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10100 * multiple_target.c (create_dispatcher_calls): Init e_next.
10101 * tree-ssa-loop-split.c (split_loop): Init border.
10102 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
10105 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10110 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
10111 (altivec_register_operand): Do not return true if the operand
10112 contains a SUBREG mixing SImode and SFmode.
10113 (vsx_register_operand): Likewise.
10114 (vsx_reg_sfsubreg_ok): New predicate.
10115 (vfloat_operand): Do not return true if the operand contains a
10116 SUBREG mixing SImode and SFmode.
10117 (vint_operand): Likewise.
10118 (vlogical_operand): Likewise.
10119 (gpc_reg_operand): Likewise.
10120 (int_reg_operand): Likewise.
10121 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
10122 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
10123 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
10125 (rs6000_emit_move_si_sf_subreg): New helper function.
10126 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
10127 fixup SUBREGs involving SImode and SFmode.
10128 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
10129 numbers for the new peephole2 optimization.
10130 (peephole2 for SFmode unions): New peephole2 to optimize cases in
10131 the GLIBC math library that do AND/IOR/XOR operations on single
10132 precision floating point.
10133 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
10134 target macros to say whether we need to avoid SUBREGs mixing
10136 (TARGET_ALLOW_SF_SUBREG): Likewise.
10137 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
10138 (UNSPEC_SI_FROM_SF): Likewise.
10139 (iorxor): Change spacing.
10140 (and_ior_xor): New iterator for AND, IOR, and XOR.
10141 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
10142 (movdi_from_sf_zero_ext): Likewise.
10143 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
10144 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
10145 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
10146 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
10147 (fms<mode>4): Likewise.
10148 (fnma<mode>4): Likewise.
10149 (fnms<mode>4): Likewise.
10150 (nfma<mode>4): Likewise.
10151 (nfms<mode>4): Likewise.
10153 2017-01-04 Marek Polacek <polacek@redhat.com>
10156 * doc/invoke.texi: Document -Wpointer-compare.
10158 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10160 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
10163 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
10164 descriptions for -gdwarf-5 and emit them as uleb128 instead of
10167 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
10170 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
10171 documentation of the powerpc_popcntb_ok attribute.
10172 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10173 code to issue warning messages if a requested CPU configuration is
10174 not supported by the binary (assembler and loader) toolchain.
10175 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
10176 made to define a built-in function that has been disabled.
10177 (paired_init_builtins): Add assertion to prevent ICE if attempt is
10178 made to define a built-in function that has been disabled.
10179 (altivec_init_builtins): Add comment explaining why definition
10180 of the DST built-in functions is not preceded by an assertion
10181 check. Add assertions to prevent ICE if attempts are made to
10182 define an altivec predicate or an abs* built-in function that has
10184 (htm_init_builtins): Add comment explaining why definition of the
10185 htm built-in functions is not preceded by an assertion check.
10187 2017-01-04 Jeff Law <law@redhat.com>
10189 PR tree-optimizatin/67955
10190 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
10191 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
10192 the points-to solution does not include pt_null. Use DECL_PT_UID
10195 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
10197 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
10198 Use gen_int_mode instead of gen_lopwart for const_int operands.
10200 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10202 PR tree-optimization/71563
10203 * match.pd: Simplify X << Y into X if Y is known to be 0 or
10204 out of range value - has low bits known to be zero.
10206 2017-01-04 Alan Modra <amodra@gmail.com>
10208 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
10209 * configure: Regenerate.
10210 * config.in: Regenerate.
10212 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10215 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
10216 a substring of the message, but strcmp with the whole message. Ifdef
10217 ENABLE_NLS, translate the message first using dgettext.
10219 2017-01-03 Jeff Law <law@redhat.com>
10221 PR tree-optimizatin/78856
10222 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
10223 (mark_threaded_blocks): Remove code to truncate thread paths that
10224 cross multiple loop headers. Instead invalidate the cached loop
10225 iteration information and handle case of a thread path walking
10226 into an irreducible region.
10228 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10231 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
10232 assertions. Add support for doing the signbit if the IEEE 128-bit
10233 floating point value is in a GPR.
10234 * config/rs6000/rs6000.md (Fsignbit): Delete.
10235 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
10236 Update the length attribute if the value is in a GPR.
10237 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
10238 the sign or zero extension instruction, since the value is always 0/1.
10239 (signbit<mode>2_dm2): Delete using <Fsignbit>.
10242 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
10243 extracting SImode to a GPR register so that we can generate a
10244 store, limit the vector to be in a traditional Altivec register
10245 for the vextuwrx instruction.
10247 2017-01-03 Ian Lance Taylor <iant@google.com>
10249 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
10251 2017-01-03 Martin Sebor <msebor@redhat.com>
10253 PR tree-optimization/78696
10254 * gimple-ssa-sprintf.c (format_floating): Correct handling of
10255 precision. Use MPFR for %f for greater fidelity. Correct handling
10257 (pass_sprintf_length::compute_format_length): Set width and precision
10258 specified by asrerisk to void_node for vararg functions.
10259 (try_substitute_return_value): Adjust dump output.
10261 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
10263 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
10265 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
10267 * doc/invoke.texi (SPARC options): Document -mlra as the default.
10268 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
10269 -mlra/-mno-lra was passed to the compiler.
10271 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
10273 PR rtl-optimization/65618
10274 * emit-rtl.c (try_split): Move initialization of "before" and
10275 "after" to just before the call to emit_insn_after_setloc.
10277 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10279 * doc/md.texi (Standard Names): Remove reference to Java frontend.
10281 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
10283 * dwarf2out.c (gen_enumeration_type_die): When
10284 -gno-strict-dwarf, add a DW_AT_encoding attribute.
10286 2017-01-03 Jakub Jelinek <jakub@redhat.com>
10288 PR tree-optimization/78965
10289 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10290 Change first argument from const call_info & to call_info &. For %n
10291 set info.nowrite to false.
10293 PR middle-end/78901
10294 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
10295 possibly throwing calls.
10297 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
10298 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
10299 and fns handling, rather than in a separate case SSA_NAME.
10301 2017-01-02 Jeff Law <law@redhat.com>
10303 * config/darwin-driver.c (darwin_driver_init): Const-correctness
10304 fixes for first_period and second_period variables.
10306 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
10309 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
10310 (*insvqi_1): New insn pattern.
10311 (*insvqi_1_mem_rex64): Ditto.
10312 (*insvqi_2): Ditto.
10313 (*insvqi_3): Rename from *insvqi.
10315 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
10317 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10319 * doc/cfg.texi (Edges): Remove reference to Java.
10320 (Maintaining the CFG): Ditto.
10322 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10324 PR middle-end/77674
10325 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
10326 transparent aliases.
10328 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10330 PR middle-end/77484
10331 * predict.def (PRED_CALL): Update hitrate.
10332 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
10333 * predict.c (tree_estimate_probability_bb): Split CALL predictor
10334 into direct/indirect/polymorphic variants.
10336 2017-01-01 Jakub Jelinek <jakub@redhat.com>
10338 Update copyright years.
10340 * gcc.c (process_command): Update copyright notice dates.
10341 * gcov-dump.c (print_version): Ditto.
10342 * gcov.c (print_version): Ditto.
10343 * gcov-tool.c (print_version): Ditto.
10344 * gengtype.c (create_file): Ditto.
10345 * doc/cpp.texi: Bump @copying's copyright year.
10346 * doc/cppinternals.texi: Ditto.
10347 * doc/gcc.texi: Ditto.
10348 * doc/gccint.texi: Ditto.
10349 * doc/gcov.texi: Ditto.
10350 * doc/install.texi: Ditto.
10351 * doc/invoke.texi: Ditto.
10353 Copyright (C) 2017 Free Software Foundation, Inc.
10355 Copying and distribution of this file, with or without modification,
10356 are permitted in any medium without royalty provided the copyright
10357 notice and this notice are preserved.