| blob | 4f8a7b3c35c9e9024a2410d5644590e428979724 |
1 2017-05-11 Bin Cheng <bin.cheng@arm.com>
3 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
4 (get_shiftadd_cost): Ditto.
6 2017-05-11 Bin Cheng <bin.cheng@arm.com>
8 * tree-ssa-address.c: Include header file.
9 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
10 address.
11 (add_to_parts): Refactor.
12 (addr_to_parts): New parameter. Update use of move_hint_to_base.
13 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
14 in new order.
16 2017-05-11 Bin Cheng <bin.cheng@arm.com>
18 PR tree-optimization/53090
19 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
20 COMP_IV_EXPR_2.
21 (extract_cond_operands): Detect condition with IV on both sides
22 and return COMP_IV_EXPR_2.
23 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
24 (rewrite_use_compare): Simplify by removing call to function
25 extract_cond_operands.
27 2017-05-11 Bin Cheng <bin.cheng@arm.com>
29 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
30 (extract_cond_operands): Detect condition comparing against non-
31 invariant bound and return appropriate enum value.
32 (find_interesting_uses_cond): Update use of extract_cond_operands.
33 Handle its return value accordingly.
34 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
36 2017-05-11 Bin Cheng <bin.cheng@arm.com>
38 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
39 nonlinear iv_use computation in loop invariant sensitive way.
41 2017-05-11 Bin Cheng <bin.cheng@arm.com>
43 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
44 (find_iv_candidates): Call relate_compare_use_with_all_cands.
46 2017-05-11 Bin Cheng <bin.cheng@arm.com>
48 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
49 (dump_cand): Support iv_cand.inv_exprs.
50 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
51 for candidates.
52 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
53 iv_cand.inv_exprs.
55 2017-05-11 Bin Cheng <bin.cheng@arm.com>
57 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
58 from ...
59 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
60 as local function. Include necessary header files.
61 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
63 2017-05-11 Bin Cheng <bin.cheng@arm.com>
65 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
67 2017-05-11 Bin Cheng <bin.cheng@arm.com>
69 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
70 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
71 RSHIFT_EXPR and BIT_NOT_EXPR.
73 2017-05-11 Bin Cheng <bin.cheng@arm.com>
75 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
76 (adjust_setup_cost): New parameter supporting round up adjustment.
77 (struct address_cost_data): Delete.
78 (force_expr_to_var_cost): Don't bound cost with spill_cost.
79 (split_address_cost, ptr_difference_cost): Delete.
80 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
81 (struct ainc_cost_data): New struct.
82 (get_address_cost_ainc): New function.
83 (get_address_cost, get_computation_cost): Reimplement.
84 (determine_group_iv_cost_address): Record inv_expr for all uses of
85 a group.
86 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
87 (iv_ca_has_deps): Reimplemented to ...
88 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
89 than OLD_CP.
90 (iv_ca_extend): Call iv_ca_more_deps.
92 2017-05-11 Bin Cheng <bin.cheng@arm.com>
94 * tree-ssa-address.c (struct mem_address): Move to header file.
95 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
96 * tree-ssa-address.h (struct mem_address): Move from C file.
97 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
99 2017-05-11 Bin Cheng <bin.cheng@arm.com>
101 * tree-affine.h (aff_combination_type): New interface.
102 (aff_combination_zero_p): Remove static.
103 (aff_combination_const_p): New interface.
104 (aff_combination_singleton_var_p): New interfaces.
106 2017-05-11 Richard Biener <rguenther@suse.de>
108 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
109 Skip unreachable blocks and destinations.
110 (eliminate): Move stmt removal and fixup ...
111 (fini_eliminate): ... here. Skip inserted exprs.
112 (pass_pre::execute): Move fini_pre after fini_eliminate.
113 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
114 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
115 PRE to get rid of dead code that has invalid SSA form and
116 split critical edges again.
118 2017-05-11 Bin Cheng <bin.cheng@arm.com>
120 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
122 2017-05-11 Richard Biener <rguenther@suse.de>
124 * passes.c (execute_function_todo): Verify loops if they are
125 said to be up-to-date.
126 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
127 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
129 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
131 PR target/80090
132 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
133 handle calling assemble_external ourself.
135 PR target/79027
136 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
137 modes with zero size. Enhance comment.
139 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
141 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
142 built-ins for vec_xl and vec_xst with short and char pointer
143 arguments.
145 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
147 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
148 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
149 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
150 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
151 (_mm_maskz_min_round_ss): New intrinsics.
152 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
153 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
154 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
155 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
156 (__builtin_ia32_minss_mask_round): New builtins.
157 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
158 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
159 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
160 Rename to ...
161 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
162 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
163 Change to ...
164 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
165 ... this.
167 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
169 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
170 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
171 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
172 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
173 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
174 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
175 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
176 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
177 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
178 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
179 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
180 (__builtin_ia32_mulss_mask_round): New builtins.
181 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
182 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
183 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
184 Rename to ...
185 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
186 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
187 Change to ...
188 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
189 ... this.
191 2017-05-10 Julia Koval <julia.koval@intel.com>
193 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
194 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
195 (_mm256_setr_m128i): New intrinsics.
197 2017-05-10 Julia Koval <julia.koval@intel.com>
199 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
200 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
201 (_mm_maskz_rcp14_ss): New intrinsics.
202 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
203 (__builtin_ia32_rcp14ss_mask): New builtins.
204 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
206 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
208 PR tree-optimization/51513
209 * tree-cfg.c (gimple_seq_unreachable_p): New function.
210 (assert_unreachable_fallthru_edge_p): Use it.
211 (group_case_labels_stmt): Likewise.
212 * tree-cfg.h: Prototype it.
213 * stmt.c: Include cfghooks.h and tree-cfg.h.
214 (emit_case_dispatch_table) <gap_label>: New local variable.
215 Use it to fill dispatch table gaps.
216 Test for default_label before updating probabilities.
217 (expand_case) <default_label>: Remove unneeded initialization.
218 Test for unreachable default case statement and remove its edge.
219 Set default_label accordingly.
220 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
222 2017-05-10 Carl Love <cel@us.ibm.com>
224 * config/rs6000/rs6000-c: Add support for built-in functions
225 vector signed char vec_neg (vector signed char)
226 vector signed short int vec_neg (vector short int)
227 vector signed int vec_neg (vector signed int)
228 vector signed long long vec_neg (vector signed long long)
229 vector float vec_neg (vector float)
230 vector double vec_neg (vector double)
231 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
232 overload.
233 * config/rs6000/altivec.h: Add define for vec_neg
234 * doc/extend.texi: Update the built-in documentation for the
235 new built-in functions.
237 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
239 PR tree-optimization/77644
240 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
242 2017-05-10 Nathan Sidwell <nathan@acm.org>
244 * dumpfile.h (TDI_lang_all): New.
245 (TDF_KIND): New. Renumber others
246 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
247 than bits.
248 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
249 lang-all.
250 (get_dump_file_name): Adjust suffix generation.
251 (dump_enable_all): Use TDF_KIND.
252 * doc/invoke.texi (-fdump-lang-all): Document.
254 * dumpfile.h: Tabify.
256 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
258 PR target/80671
259 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
260 Move member access before delete.
262 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
264 * tree-inline.c (expand_call_inline): Split block at stmt
265 before the call.
267 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
269 PR target/68163
270 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
271 are now unused after splitting mov{sf,sd}_hardfloat.
272 (f32_lr2): Likewise.
273 (f32_lm): Likewise.
274 (f32_lm2): Likewise.
275 (f32_li): Likewise.
276 (f32_li2): Likewise.
277 (f32_lv): Likewise.
278 (f32_sr): Likewise.
279 (f32_sr2): Likewise.
280 (f32_sm): Likewise.
281 (f32_sm2): Likewise.
282 (f32_si): Likewise.
283 (f32_si2): Likewise.
284 (f32_sv): Likewise.
285 (f32_dm): Likewise.
286 (f32_vsx): Likewise.
287 (f32_av): Likewise.
288 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
289 For movsf, order stores so the VSX stores occur before the GPR
290 store which encourages the register allocator to use a traditional
291 FPR instead of a GPR. For movsd, order the stores so that the GPR
292 store comes before the VSX stores to allow the power6 to work.
293 This is due to the power6 not having a 32-bit integer store
294 instruction from a FPR.
295 (movsf_hardfloat): Likewise.
296 (movsd_hardfloat): Likewise.
298 2017-05-09 Martin Sebor <msebor@redhat.com>
300 PR translation/80280
301 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
302 added in r247778.
304 PR translation/80280
305 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
306 data member added in r247778.
307 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
309 2017-05-09 Nathan Sidwell <nathan@acm.org>
311 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
313 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
314 typedefs.
316 2017-05-09 Marek Polacek <polacek@redhat.com>
318 * doc/invoke.texi: Fix typo.
320 2017-05-09 Richard Biener <rguenther@suse.de>
322 * tree-vrp.c (vrp_val_is_max): Adjust comment.
323 (vrp_val_is_min): Likewise.
324 (set_value_range_to_value): Likewise.
325 (set_value_range_to_nonnegative): Likewise.
326 (gimple_assign_nonzero_p): Likewise.
327 (gimple_stmt_nonzero_p): Likewise.
328 (vrp_int_const_binop): Likewise. Remove unreachable case.
329 (adjust_range_with_scev): Adjust comments.
330 (compare_range_with_value): Likewise.
331 (extract_range_from_phi_node): Likewise.
332 (test_for_singularity): Likewise.
334 2017-05-09 Richard Biener <rguenther@suse.de>
336 * tree-vrp.c (get_single_symbol): Add assert that we don't
337 get overflowed constants as invariant part.
338 (compare_values_warnv): Add comment before the TREE_NO_WARNING
339 checks. Use wi::cmp instead of recursing for integer constants.
340 (compare_values): Just ignore whether we assumed undefined
341 overflow instead of failing the compare.
342 (extract_range_for_var_from_comparison_expr): Add comment before the
343 TREE_NO_WARNING sets.
344 (test_for_singularity): Likewise.
345 (extract_range_from_comparison): Do not disable optimization
346 when we assumed undefined overflow.
347 (extract_range_basic): Remove init of unused var.
349 2017-05-09 Richard Biener <rguenther@suse.de>
351 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
352 (extract_range_from_multiplicative_op_1): Adjust.
353 (extract_range_from_binary_expr_1): Use int_const_binop.
355 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
357 PR target/80101
358 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
359 rs6000_store_data_bypass_p in seven define_bypass directives and
360 in several comments.
361 * config/rs6000/rs6000-protos.h: Add prototype for
362 rs6000_store_data_bypass_p function.
363 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
364 function implements slightly different (rs6000-specific) semantics
365 than store_data_bypass_p, returning false rather than aborting
366 with assertion error when arguments do not satisfy the
367 requirements of store data bypass.
368 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
369 rs6000_store_data_bypass_p.
371 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
373 * config/xtensa/xtensa-protos.h
374 (xtensa_initial_elimination_offset): New declaration.
375 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
376 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
377 macro definition, add case for FRAME_POINTER_REGNUM when
378 FRAME_GROWS_DOWNWARD.
379 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro
380 definition.
381 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
382 xtensa_initial_elimination_offset.
384 2017-05-08 Nathan Sidwell <nathan@acm.org>
386 * doc/invoke.texi: Alphabetize -fdump options.
388 2017-05-08 Martin Sebor <msebor@redhat.com>
390 PR translation/80280
391 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
393 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
395 * target.def (compute_frame_layout): New optional target hook.
396 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
397 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
398 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
399 target hook.
400 * reload1.c (verify_initial_elim_offsets): Likewise.
401 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
402 (use_simple_return_p): Call arm_compute_frame_layout if needed.
403 (arm_get_frame_offsets): Split up into this ...
404 (arm_compute_frame_layout): ... and this function.
406 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
408 * config/aarch64/constraints.md (Usa): New constraint.
409 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
411 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
413 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
414 with_multilib_list after it has been checked.
416 2017-05-08 Richard Biener <rguenther@suse.de>
418 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
419 (bitmap_set_subtract_values): Likewise.
421 2017-05-08 Richard Biener <rguenther@suse.de>
423 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
424 (gimple_assign_nonzero): ... this and remove strict_overflow_p
425 argument.
426 (gimple_stmt_nonzero_warnv_p): Rename to ...
427 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
428 argument.
429 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
430 (extract_range_basic): Adjust, do not disable propagation on
431 strict overflow sensitive simplification.
432 (vrp_visit_cond_stmt): Likewise.
434 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
436 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
437 body size unconditionally.
439 2017-05-07 Jeff Law <law@redhat.com>
441 Revert:
442 2017-05-06 Jeff Law <law@redhat.com>
443 PR tree-optimization/78496
444 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
445 code.
447 PR tree-optimization/78496
448 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
449 (simplify_stmt_using_ranges): Call it.
450 (vrp_dom_walker::before_dom_children): Extract equivalences
451 from an ASSERT_EXPR with an equality comparison against a
452 constant.
454 2017-05-06 Jeff Law <law@redhat.com>
456 PR tree-optimization/78496
457 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
458 code.
460 PR tree-optimization/78496
461 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
462 (simplify_stmt_using_ranges): Call it.
463 (vrp_dom_walker::before_dom_children): Extract equivalences
464 from an ASSERT_EXPR with an equality comparison against a
465 constant.
467 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
469 * lra-constraints.c (lra_copy_reg_equiv): New function.
470 (split_reg): Use it to copy equivalence information from the
471 original register to the spill register.
473 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
475 PR rtl-optimization/75964
476 * simplify-rtx.c (simplify_const_relational_operation): Remove
477 invalid handling of comparisons of integer ABS.
479 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
481 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
482 initialize to zero.
483 (init_regs): Remove declaration.
484 (function_arg_advance_32): Initialize error_p as boolean variable.
486 2017-05-05 Nathan Sidwell <nathan@acm.org>
488 * store-motion.c (remove_reachable_equiv_notes): Reformat long
489 lines. Use for (;;).
491 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
493 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
494 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
495 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
496 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
497 VF=2 that require versioning.
499 2017-05-05 David Malcolm <dmalcolm@redhat.com>
501 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
502 int.
504 2017-05-05 David Malcolm <dmalcolm@redhat.com>
506 * diagnostic.h (diagnostic_override_option_index): Convert from
507 macro to inline function.
509 2017-05-05 David Malcolm <dmalcolm@redhat.com>
511 * diagnostic.c (last_module_changed_p): New function.
512 (set_last_module): New function.
513 (diagnostic_report_current_module): Convert macro usage to
514 the above functions.
515 * diagnostic.h (diagnostic_context::last_module): Strengthen
516 from const line_map * to const line_map_ordinary *.
517 (diagnostic_last_module_changed): Delete macro.
518 (diagnostic_set_last_module): Delete macro.
520 2017-05-05 David Malcolm <dmalcolm@redhat.com>
522 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
523 with diagnostic_report_diagnostic.
524 (diagnostic_n_impl_richloc): Likewise.
525 * diagnostic.h (report_diagnostic): Delete macro.
526 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
527 with diagnostic_report_diagnostic.
528 * substring-locations.c (format_warning_va): Likewise.
530 2017-05-05 David Malcolm <dmalcolm@redhat.com>
532 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
533 save/restor of format_spec. Move option-printing code to...
534 (print_option_information): ...this new function, and
535 reimplement by simply printing to the pretty_printer,
536 rather than appending to the format string.
538 2017-05-05 David Malcolm <dmalcolm@redhat.com>
540 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
541 handling logic into...
542 (update_effective_level_from_pragmas): ...this new function.
544 2017-05-04 Andrew Waterman <andrew@sifive.com>
546 * config/riscv/riscv.opt (mstrict-align): New option.
547 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
548 (SLOW_UNALIGNED_ACCESS): Define.
549 (riscv_slow_unaligned_access): Declare.
550 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
551 field.
552 (riscv_slow_unaligned_access): New variable.
553 (rocket_tune_info): Set slow_unaligned_access to true.
554 (optimize_size_tune_info): Set slow_unaligned_access to false.
555 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
556 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
557 (riscv_option_override): Set riscv_slow_unaligned_access.
558 * doc/invoke.texi: Add -mstrict-align to RISC-V.
560 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
562 * config/riscv/riscv.md: Unify indentation.
564 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
566 PR target/79038
567 PR target/79202
568 PR target/79203
569 * config/rs6000/rs6000.md (u code attribute): Add FIX and
570 UNSIGNED_FIX.
571 (extendsi<mode>2): Add support for doing sign extension via
572 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
573 don't have ISA 3.0 instructions.
574 (extendsi<mode>2 splitter): Likewise.
575 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
576 generate the normal insns since SImode can now go in vector
577 registers. Disallow the special UNSPECs needed for previous
578 machines to hide SImode being used. Add new insns
579 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
580 (fix_trunc<mode>si2_stfiwx): Likewise.
581 (fix_trunc<mode>si2_internal): Likewise.
582 (fixuns_trunc<mode>si2): Likewise.
583 (fixuns_trunc<mode>si2_stfiwx): Likewise.
584 (fctiw<u>z_<mode>_smallint): Likewise.
585 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
586 of floating point to 32-bit integer from doing a direct move to
587 the GPR registers to do a store.
588 (fctiwz_<mode>): Break long line.
590 2017-05-05 Bin Cheng <bin.cheng@arm.com>
592 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
593 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
594 (addr_list, addr_offset_valid_p): New.
595 (split_address_groups): Check offset validity with above function.
596 (gt-tree-ssa-loop-ivopts.h): Include header file.
598 2017-05-05 Nathan Sidwell <nathan@acm.org>
600 * config.gcc (arm*-*-*): Add missing 'fi'.
602 2017-05-05 Steve Ellcey <sellcey@cavium.com>
604 * doc/invoke.texi (-fopt-info): Explicitly say order of options
605 included in -fopt-info does not matter.
606 * doc/optinfo.texi (-fopt-info): Fix description of default
607 behavour. Explicitly say order of options included in -fopt-info
608 does not matter.
610 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
612 * config.gcc: Allow combinations of aprofile and rmprofile values for
613 --with-multilib-list.
614 * config/arm/t-multilib: New file.
615 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
616 variables. Remove setting of ISA and floating-point ABI in
617 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
618 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
619 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
620 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
621 CPU options.
622 * config/arm/t-rmprofile: Likewise except for the matches changes.
623 * doc/install.texi (--with-multilib-list): Document the combination of
624 aprofile and rmprofile values and warn about pitfalls in doing that.
626 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
628 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
629 (movdi_aarch64): Likewise.
631 2017-05-05 Jakub Jelinek <jakub@redhat.com>
633 PR tree-optimization/80632
634 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
635 field.
636 (build_arrays): Initialize it for virtual phis.
637 (fix_phi_nodes): Use it for virtual phis.
639 PR tree-optimization/80558
640 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
641 [x, y] op z into [x op, y op z] for op & or | if conditions
642 are met.
644 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
645 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
647 PR target/71607
648 * config/arm/arm.md (use_literal_pool): Remove.
649 (64-bit immediate split): No longer takes cost into consideration
650 if arm_disable_literal_pool is enabled.
651 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
652 used when arm_disable_literal_pool is enabled.
653 (arm_max_const_double_inline_cost): Remove use of
654 arm_disable_literal_pool.
655 (push_minipool_fix): Add assert.
656 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
657 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
658 (no_literal_pool_sf_immediate): New.
660 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
662 PR tree-optimization/80613
663 * tree-ssa-dce.c (propagate_necessity): Remove cases for
664 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
666 2017-05-05 Richard Biener <rguenther@suse.de>
668 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
670 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
672 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
673 of this flag from insn conditions due to removal from r247495.
675 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
677 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
678 New function.
679 (arm_early_store_addr_dep_ptr): Likewise.
680 * config/arm/aarch-common-protos.h
681 (arm_early_load_addr_dep_ptr): Add prototype.
682 (arm_early_store_addr_dep_ptr): Likewise.
683 * config/arm/cortex-a53.md: Add new bypasses.
685 2017-05-05 Jakub Jelinek <jakub@redhat.com>
687 * tree.c (next_type_uid): Change type to unsigned.
688 (type_hash_canon): Decrement back next_type_uid if
689 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
690 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
691 if possible.
693 2017-05-04 Martin Sebor <msebor@redhat.com>
695 * builtins.c: Fix a trivial typo in a comment.
697 PR middle-end/79234
698 * builtins.c (check_sizes): Adjust to handle reading past the end.
699 Avoid printing excessive upper bound of ranges. Use %E to print
700 tree nodes instead of converting them to %wu.
701 (expand_builtin_memchr): New function.
702 (compute_dest_size): Rename...
703 (compute_objsize): ...to this.
704 (expand_builtin_memcpy): Adjust.
705 (expand_builtin_mempcpy): Adjust.
706 (expand_builtin_strcat): Adjust.
707 (expand_builtin_strcpy): Adjust.
708 (check_strncat_sizes): Adjust.
709 (expand_builtin_strncat): Adjust.
710 (expand_builtin_strncpy): Adjust and simplify.
711 (expand_builtin_memset): Adjust.
712 (expand_builtin_bzero): Adjust.
713 (expand_builtin_memcmp): Adjust.
714 (expand_builtin): Handle memcmp.
715 (maybe_emit_chk_warning): Check strncat just once.
717 2017-05-04 Martin Sebor <msebor@redhat.com>
719 PR preprocessor/79214
720 PR middle-end/79222
721 PR middle-end/79223
722 * builtins.c (check_sizes): Add inlining context and issue
723 warnings even when -Wno-system-headers is set.
724 (check_strncat_sizes): Same.
725 (expand_builtin_strncat): Same.
726 (expand_builtin_memmove): New function.
727 (expand_builtin_stpncpy): Same.
728 (expand_builtin): Handle memmove and stpncpy.
730 2017-05-04 Bin Cheng <bin.cheng@arm.com>
732 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
733 which is not used any more.
735 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
737 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
739 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
741 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
742 (cortexa53_tunings): Likewise.
743 (cortexa57_tunings): Likewise.
744 (cortexa72_tunings): Likewise.
745 (cortexa73_tunings): Likewise.
747 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
749 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
750 Set loop alignment to 8.
752 2017-05-04 Martin Sebor <msebor@redhat.com>
754 PR translation/80280
755 * builtins.c (expand_builtin_object_size): Add missing quoting to
756 %D and like directives.
757 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
758 (hsa_type_for_tree_type): Same.
759 (verify_function_arguments): Same.
760 * symtab.c (symbol_table::change_decl_assembler_name): Same.
761 * varasm.c (get_section): Same.
762 (mark_weak): Same.
764 2017-05-04 Martin Sebor <msebor@redhat.com>
766 PR translation/80280
767 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
769 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
771 * config/aarch64/aarch64.c (generic_addrcost_table):
772 Change HI/TI mode setting.
774 2017-05-04 Martin Jambor <mjambor@suse.cz>
776 PR tree-optimization/80622
777 * tree-sra.c (comes_initialized_p): New function.
778 (build_accesses_from_assign): Only set write lazily when
779 comes_initialized_p is false.
780 (analyze_access_subtree): Use comes_initialized_p.
781 (propagate_subaccesses_across_link): Assert !comes_initialized_p
782 instead of testing for PARM_DECL.
784 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
786 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
787 constraint on operand 0 to allow more general addressing modes.
788 Adjust output template.
789 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
790 New function.
791 * config/aarch64/aarch64-protos.h
792 (aarch64_address_valid_for_prefetch_p): Declare prototype.
793 * config/aarch64/constraints.md (Dp): New address constraint.
794 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
795 predicate.
797 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
799 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
800 update use of estimate_ipcp_clone_size_and_time.
801 (estimate_local_effects): Update use of
802 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
803 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
804 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
805 Return nonspecialized time.
807 2017-05-04 Richard Biener <rguenther@suse.de>
809 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
810 for the last VUSE which def dominates the PHI. Directly call
811 maybe_skip_until.
812 (get_continuation_for_phi_1): Remove.
814 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
816 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
817 to explain the use of truncating division. Cap the number of
818 iterations to the maximum given by nb_iterations_upper_bound,
819 if defined.
821 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
823 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
824 * configure: Regenerate.
825 * config.in: Regenerate.
826 * config/i386/driver-mingw32.c: new file.
827 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
828 * config.host: Link driver-mingw32.o on MinGW host.
829 * doc/install.texi: Document new --enable-mingw-wildcard configure
830 option.
832 2017-05-04 Marek Polacek <polacek@redhat.com>
834 PR tree-optimization/80612
835 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
837 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
838 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
840 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
841 (movt splitter): Likewise.
842 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
843 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
844 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
845 block for Thumb-1 with MOVT.
846 (thumb2_legitimate_address_p): Move code block ...
847 (can_avoid_literal_pool_for_label_p): ... into this new function.
848 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
849 literal pool.
850 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
851 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
852 "M-profile targets with the MOVT instruction".
854 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
856 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
857 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
858 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
860 2017-05-04 Martin Liska <mliska@suse.cz>
862 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
863 variable cond_code.
865 2017-05-04 Richard Biener <rguenther@suse.de>
867 * tree.c (array_at_struct_end_p): Handle arrays at struct
868 end with flexarrays more conservatively. Refactor and treat
869 arrays of arrays or aggregates more strict. Fix
870 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
871 * tree.c (array_at_struct_end_p): Adjust prototype.
872 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
873 * gimple-fold.c (get_range_strlen): Likewise.
874 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
876 2017-05-04 Richard Biener <rguenther@suse.de>
878 PR tree-optimization/31130
879 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
880 false.
881 (supports_overflow_infinity): Likewise.
882 (is_negative_overflow_infinity): Likewise.
883 (is_positive_overflow_infinity): Likewise.
884 (is_overflow_infinity): Likewise.
885 (stmt_overflow_infinity): Likewise.
886 (overflow_infinity_range_p): Likewise.
887 (usable_range_p): Remove as always returning true.
888 (make_overflow_infinity): Remove.
889 (negative_overflow_infinity): Likewise.
890 (positive_overflow_infinity): Likewise.
891 (avoid_overflow_infinity): Likewise.
892 (set_value_range): Adjust accordingly.
893 (set_value_range_to_nonnegative): Likewise, remove now unused
894 overflow_infinity arg.
895 (vrp_operand_equal_p): Adjust.
896 (update_value_range): Likewise.
897 (range_int_cst_singleton_p): Likewise.
898 (operand_less_p): Likewise.
899 (compare_values_warnv): Likewise.
900 (extract_range_for_var_from_comparison_expr): Likewise.
901 (vrp_int_const_binop): Likewise.
902 (zero_nonzero_bits_from_vr): Likewise.
903 (extract_range_from_multiplicative_op_1): Likewise.
904 (extract_range_from_binary_expr_1): Likewise.
905 (extract_range_from_unary_expr): Likewise.
906 (extract_range_from_comparison): Likewise.
907 (extract_range_basic): Likewise.
908 (adjust_range_with_scev): Likewise.
909 (compare_ranges): Likewise.
910 (compare_range_with_value): Likewise.
911 (dump_value_range): Likewise.
912 (test_for_singularity): Likewise, remove strict_overflow_p parameter
913 never used.
914 (simplify_cond_using_ranges): Adjust.
916 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
918 * brig-builtins.def: Added a builtin for class_f64.
919 * builtin-types.def: Added a builtin type needed by class_f64.
921 2017-05-03 Jason Merrill <jason@redhat.com>
923 * timevar.def: Add TV_CONSTEXPR.
925 2017-05-03 David Malcolm <dmalcolm@redhat.com>
927 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
929 2017-05-03 Martin Jambor <mjambor@suse.cz>
931 * ipa-prop.c (ipa_update_after_lto_read): Removed.
932 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
933 * ipa-cp.c (ipcp_propagate_stage): Do not call
934 ipa_update_after_lto_read.
935 * ipa-inline.c (ipa_inline): Likewise.
937 2017-05-03 Martin Jambor <mjambor@suse.cz>
939 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
940 tag. Added a default constructor and a destructor.
941 (ipa_edge_args_sum_t): New class;
942 (ipa_edge_args_sum): Declare.
943 (ipa_edge_args_vector): Remove declaration.
944 (IPA_EDGE_REF): Use ipa_edge_args_sum.
945 (ipa_free_edge_args_substructures): Remove declaration.
946 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
947 (ipa_edge_args_info_available_for_edge_p): Likewise.
948 * ipa-prop.c (ipa_edge_args_vector): Removed.
949 (edge_removal_hook_holder): Likewise.
950 (edge_duplication_hook_holder): Likewise.
951 (ipa_edge_args_sum): New variable.
952 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
953 ipa_edge_args_vector.
954 (ipa_free_edge_args_substructures): Likewise.
955 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
956 ipa_edge_args_vector.
957 (ipa_edge_removal_hook): Turned into method
958 ipa_edge_args_sum_t::remove.
959 (ipa_edge_duplication_hook): Turned into method
960 ipa_edge_args_sum_t::duplicate.
961 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
962 registering edge hooks.
963 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
964 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
965 ipa_edge_args_sum instead of ipa_edge_args_vector.
966 * ipa-profile.c (ipa_profile): Likewise.
968 2017-05-03 Martin Jambor <mjambor@suse.cz>
970 * symbol-summary.h (function_summary): New method exists.
971 (function_summary::symtab_removal): Deallocate through release.
972 (call_summary): New class.
973 (gt_ggc_mx): New overload.
974 (gt_pch_nx): Likewise.
975 (gt_pch_nx): Likewise.
977 2017-05-03 Jeff Law <law@redhat.com>
979 PR tree-optimization/78496
980 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
981 from simplify_cond_using_ranges. Split off code to walk
982 backwards through casts into ...
983 (simplify_cond_using_ranges_2): New function.
984 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
985 (execute_vrp): After identifying jump threads, call
986 simplify_cond_using_ranges_2.
988 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
990 PR bootstrap/80609
991 * ipa-inline.h (inline_summary): Add ctor.
992 (create_ggc): Do not use ggc_cleared_alloc.
994 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
995 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
997 * gcc.c (handle_braces): Support escaping in switch matching
998 text.
999 * doc/invoke.texi (Spec Files): Document it.
1000 Remove superfluous @code markup in items.
1002 2017-05-03 David Malcolm <dmalcolm@redhat.com>
1004 * diagnostic-show-locus.c (struct column_range): New struct.
1005 (get_affected_columns): New function.
1006 (get_printed_columns): New function.
1007 (struct correction): New struct.
1008 (correction::ensure_capacity): New function.
1009 (correction::ensure_terminated): New function.
1010 (struct line_corrections): New struct.
1011 (line_corrections::~line_corrections): New dtor.
1012 (line_corrections::add_hint): New function.
1013 (layout::print_trailing_fixits): Reimplement in terms of the new
1014 classes.
1015 (selftest::test_overlapped_fixit_printing): New function.
1016 (selftest::diagnostic_show_locus_c_tests): Call it.
1018 2017-05-03 Nathan Sidwell <nathan@acm.org>
1020 Canonicalize canonical type hashing
1021 * tree.h (type_hash_canon_hash): Declare.
1022 * tree.c (type_hash_list, attribute_hash_list): Move into
1023 type_hash_canon_hash.
1024 (build_type_attribute_qual_variant): Break out hash code calc into
1025 type_hash_canon_hash.
1026 (type_hash_canon_hash): New. Generic type hash computation.
1027 (build_range_type_1, build_array_type_1, build_function_type,
1028 build_method_type_directly, build_offset_type, build_complex_type,
1029 make_vector_type): Call it.
1031 2017-05-03 Richard Biener <rguenther@suse.de>
1033 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1034 When all DRs have unknown misaligned do not always peel
1035 when there is a store but apply the same costing model as if
1036 there were only loads.
1038 2017-05-03 Richard Biener <rguenther@suse.de>
1040 Revert
1041 PR tree-optimization/80492
1042 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1043 compare_base_decls returning dont-know properly.
1045 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
1047 * config/arm/iterators.md (CCSI): New mode iterator.
1048 (arch): New mode attribute.
1049 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
1050 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
1051 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
1052 code iterator for success result mode.
1053 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
1054 the corresponding new insn generators.
1056 2017-05-03 Bin Cheng <bin.cheng@arm.com>
1058 Revert r247509
1059 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1060 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1062 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
1064 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
1065 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
1066 (DDR_A): Wrap DDR argument in brackets.
1067 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
1068 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
1069 (DDR_REVERSED_P): Likewise.
1071 2017-05-03 Jakub Jelinek <jakub@redhat.com>
1073 PR tree-optimization/79472
1074 * tree-switch-conversion.c (struct switch_conv_info): Add
1075 contiguous_range and default_case_nonstandard fields.
1076 (collect_switch_conv_info): Compute contiguous_range and
1077 default_case_nonstandard fields, don't clear final_bb if
1078 contiguous_range and only the default case doesn't have the required
1079 structure.
1080 (check_all_empty_except_final): Set default_case_nonstandard instead
1081 of failing if contiguous_range and the default case doesn't have empty
1082 block.
1083 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
1084 and only the default case doesn't have the required constants. Skip
1085 virtual phis.
1086 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
1087 if default_case_nonstandard.
1088 (build_constructors): Build constant 1 just once. Assert that default
1089 values aren't inserted in between cases if contiguous_range. Skip
1090 virtual phis.
1091 (build_arrays): Skip virtual phis.
1092 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
1093 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
1094 Handle virtual phis.
1095 (gen_inbound_check): Handle default_case_nonstandard case.
1096 (process_switch): Adjust check_final_bb caller. Call
1097 gather_default_values with the first non-default case instead of
1098 default case if default_case_nonstandard.
1100 2017-05-02 Nathan Sidwell <nathan@acm.org>
1102 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
1103 check. Fix formatting.
1105 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
1107 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
1108 errors when comparing specialized and unspecialized times.
1110 2017-05-02 David Malcolm <dmalcolm@redhat.com>
1112 * diagnostic-show-locus.c
1113 (layout::should_print_annotation_line_p): Make private.
1114 (layout::print_annotation_line): Make private.
1115 (layout::annotation_line_showed_range_p): Make private.
1116 (layout::show_ruler): Make private.
1117 (layout::print_source_line): Make private. Pass in line and
1118 line_width, rather than calling location_get_source_line. Drop
1119 returned value.
1120 (layout::print_leading_fixits): New method.
1121 (layout::print_any_fixits): Rename to...
1122 (layout::print_trailing_fixits): ...this, and make private.
1123 Don't print newline fixits.
1124 (diagnostic_show_locus): Move logic for printing one row into...
1125 (layout::print_line): ...this new function. Move the
1126 location_get_source_line call and error-handling from
1127 print_source_line to here. Call print_leading_fixits, and rename
1128 print_any_fixits to print_trailing_fixits.
1129 (selftest::test_fixit_insert_containing_newline): Update now that
1130 newlines are partially supported.
1131 (selftest::test_fixit_insert_containing_newline_2): New test.
1132 (selftest::test_fixit_replace_containing_newline): Update comments.
1133 (selftest::diagnostic_show_locus_c_tests): Call the new test.
1134 * edit-context.c (class added_line): New class.
1135 (class edited_line): Describe newline handling in comment.
1136 (edited_line::actually_edited_p): New method.
1137 (edited_line::print_content): Delete redundant decl.
1138 (edited_line::m_predecessors): New field.
1139 (edited_file::print_content): Call edited_line::print_content.
1140 (edited_file::print_diff): Update to support newlines.
1141 (edited_file::print_diff_hunk): Likewise.
1142 (edited_file::print_run_of_changed_lines): New function.
1143 (edited_file::print_diff_line): Convert to...
1144 (print_diff_line): ...this.
1145 (edited_file::get_effective_line_count): New function.
1146 (edited_line::edited_line): Initialize new field m_predecessors.
1147 (edited_line::~edited_line): Clean up m_predecessors.
1148 (edited_line::apply_fixit): Handle newlines.
1149 (edited_line::get_effective_line_count): New function.
1150 (edited_line::print_content): New function.
1151 (edited_line::print_diff_lines): New function.
1152 (selftest::test_applying_fixits_insert_containing_newline): New
1153 test.
1154 (selftest::test_applying_fixits_replace_containing_newline): New
1155 test.
1156 (selftest::insert_line): New function.
1157 (selftest::test_applying_fixits_multiple_lines): Add example of
1158 inserting a line.
1159 (selftest::edit_context_c_tests): Call the new tests.
1161 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1163 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
1164 parameter cand. Update dump information.
1165 (get_computation_cost): Update uses.
1167 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1169 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
1170 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
1171 (get_computation_at, rewrite_use_address): Update use of
1172 get_computation_aff.
1174 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1176 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
1177 (get_computation): Delete.
1178 (get_computation_cost): Implement like get_computation_cost_at.
1179 Use get_computation_at.
1180 (get_computation_cost_at): Delete.
1181 (rewrite_use_nonlinear_expr): Use get_computation_at.
1182 (rewrite_use_compare, remove_unused_ivs): Ditto.
1184 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1186 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
1188 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1190 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
1191 (ivopts_global_cost_for_size): Rename parameter and update uses.
1192 (iv_ca_recount_cost): Update uses.
1193 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
1194 candidates seperately in n_invs and n_cands.
1195 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
1197 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1199 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
1200 (find_inv_vars_cb): New.
1201 (find_depends): Renamed to ...
1202 (find_inv_vars): ... this.
1203 (add_candidate_1, force_var_cost): Call find_inv_vars.
1204 (split_address_cost, determine_group_iv_cost_cond): Ditto.
1206 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1208 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
1209 inv_vars. Add inv_exprs.
1210 (struct iv_cand): Rename depends_on to inv_vars.
1211 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
1212 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
1213 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
1214 (dump_cand): Dump inv_vars.
1215 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
1216 (record_invariant, find_depends, add_candidate_1): Ditto.
1217 (set_group_iv_cost, force_var_cost): Ditto.
1218 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
1219 (get_computation_cost_at, get_computation_cost): Ditto.
1220 (determine_group_iv_cost_generic): Ditto.
1221 (determine_group_iv_cost_address): Ditto.
1222 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
1223 (determine_group_iv_costs): Ditto.
1224 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
1225 (iv_ca_set_remove_invariants): Renamed to ...
1226 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
1227 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
1228 (iv_ca_set_add_invariants): Renamed to ...
1229 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
1230 (iv_ca_set_cp): Use iv_ca_set_add_invs.
1231 (iv_ca_has_deps): Support inv_vars and inv_exprs.
1232 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
1233 (create_new_ivs): Remove useless dump.
1235 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1237 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
1238 iv_cand code.
1239 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
1240 (iv_ca_set_no_cp, create_new_iv): Ditto.
1242 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1244 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1246 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1248 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
1249 function tree_check2.
1251 2017-05-02 Martin Liska <mliska@suse.cz>
1253 * doc/gcov.texi: Add missing preposition.
1254 * gcov.c (function_info::function_info): Properly fill up
1255 all member variables.
1257 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1259 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
1261 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1263 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
1265 2017-05-02 Martin Liska <mliska@suse.cz>
1267 PR lto/77954.
1268 * lto-streamer-in.c (lto_read_tree_1): Remove
1269 LTO_STREAMER_DEBUG.
1270 * lto-streamer.c (struct tree_hash_entry): Likewise.
1271 (struct tree_entry_hasher): Likewise.
1272 (tree_entry_hasher::hash): Likewise.
1273 (tree_entry_hasher::equal): Likewise.
1274 (lto_streamer_init): Likewise.
1275 (lto_orig_address_map): Likewise.
1276 (lto_orig_address_get): Likewise.
1277 (lto_orig_address_remove): Likewise.
1278 * lto-streamer.h: Likewise.
1279 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1280 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
1282 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
1284 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
1285 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
1286 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
1287 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
1288 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
1289 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
1290 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
1291 (mm_maskz_sub_ss): New intrinsics.
1292 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1293 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
1294 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
1295 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
1296 (__builtin_ia32_subss_mask_round): New builtins.
1297 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1298 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
1299 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
1300 Renamed to ...
1301 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
1302 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
1303 Changed to ...
1304 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
1305 ... this.
1307 2017-05-02 Martin Jambor <mjambor@suse.cz>
1309 PR tree-optimization/78687
1310 * tree-sra.c (access): New field parent.
1311 (process_subtree_disqualification): New function.
1312 (disqualify_candidate): Call it.
1313 (build_accesses_from_assign): Reset write flag if creating an
1314 assighnment link.
1315 (build_access_subtree): Fill in parent field and also prpagate
1316 down grp_write flag.
1317 (create_artificial_child_access): New parameter set_grp_write, set
1318 grp_write to its value.
1319 (propagate_subaccesses_across_link): Also propagate grp_write flag
1320 values.
1321 (propagate_all_subaccesses): Push the closest parent back to work
1322 queue if add_access_to_work_queue returned true.
1324 2017-05-02 Richard Biener <rguenther@suse.de>
1326 * common.opt (fstrict-overflow): Alias negative to fwrapv.
1327 * doc/invoke.texi (fstrict-overflow): Remove all traces of
1328 -fstrict-overflow documentation.
1329 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
1330 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
1331 flag_strict_overflow.
1332 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
1333 * lto-opts.c (lto_write_options): Do not stream it.
1334 * lto-wrapper.c (merge_and_complain): Do not handle it.
1335 * opts.c (default_options_table): Do not set -fstrict-overflow.
1336 (finish_options): Likewise do not clear it when sanitizing.
1337 * simplify-rtx.c (simplify_const_relational_operation): Do not
1338 test flag_strict_overflow.
1340 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1342 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
1343 using enabled attribute.
1344 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
1345 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
1346 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
1347 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
1348 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
1349 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
1350 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
1351 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
1352 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
1353 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
1355 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
1359 2017-05-02 Richard Biener <rguenther@suse.de>
1361 PR tree-optimization/80591
1362 Revert
1363 2017-04-10 Richard Biener <rguenther@suse.de>
1365 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1366 asm inputs.
1368 2017-05-02 Richard Biener <rguenther@suse.de>
1370 PR tree-optimization/80549
1371 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
1372 (cleanup_tree_cfg_noloop): Create forwarders to known loop
1373 headers if they do not have a preheader.
1375 2017-05-02 Martin Liska <mliska@suse.cz>
1377 PR other/80589
1378 * common.opt: Fix typo.
1379 * doc/invoke.texi: Likewise.
1381 2017-05-01 Jan Beulich <jbeulich@suse.com>
1383 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
1384 swapping, add (x,x,m,x,n) alternative.
1386 2017-05-01 Nathan Sidwell <nathan@acm.org>
1388 * calls.c (combine_pending_stack_adjustment_and_call): Remove
1389 unnecessary unadjusted_alignment check.
1391 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1393 PR c++/80038
1394 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
1395 operations here.
1396 * gimplify.c (gimplify_cilk_detach): New function.
1397 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
1398 * tree-core.h: Document EXPR_CILK_SPAWN.
1399 * tree.h (EXPR_CILK_SPAWN): Define.
1401 2017-05-01 David Malcolm <dmalcolm@redhat.com>
1403 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
1404 to use new fixit_hint representation, using the "replace" logic.
1405 (get_line_span_for_fixit_hint): Likewise.
1406 (layout::print_any_fixits): Likewise.
1407 (selftest::test_one_liner_many_fixits): Rename to...
1408 (selftest::test_one_liner_many_fixits_1): ...this, and update
1409 comment and expected output to reflect that the multiple fix-it
1410 hints are now consolidated into one insertion.
1411 (selftest::test_one_liner_many_fixits_2): New test.
1412 (selftest::test_diagnostic_show_locus_one_liner): Update for
1413 above.
1414 (selftest::test_fixit_consolidation): Update for fix-it API
1415 change.
1416 * diagnostic.c (print_parseable_fixits): Likewise.
1417 * edit-context.c (edited_line::m_line_events): Convert from
1418 auto_vec <line_event *> to auto_vec <line_event>.
1419 (class line_event): Convert from abstract base class to a concrete
1420 class, taking over the role of replace_event.
1421 (class insert_event): Delete.
1422 (class replace_event): Rename to class line_event. Convert to
1423 half-open range.
1424 (edit_context::add_fixits): Reimplement.
1425 (edit_context::apply_insert): Delete.
1426 (edit_context::apply_replace): Rename to...
1427 (edit_context::apply_fixit): ...this. Convert to half-open range.
1428 (edited_file::apply_insert): Delete.
1429 (edited_file::apply_replace): Rename to...
1430 (edited_file::apply_fixit): ...this.
1431 (edited_line::~edited_line): Drop deletion of events.
1432 (edited_line::apply_insert): Delete.
1433 (edited_line::apply_replace): Rename to...
1434 (edited_line::apply_fixit): ...this. Convert to half-open range.
1435 Update for change to type of m_line_events.
1436 * edit-context.h (edit_context::apply_insert): Delete.
1437 (edit_context::apply_replace): Rename to...
1438 (edit_context::apply_fixit): ...this.
1440 2017-05-01 Martin Sebor <msebor@redhat.com>
1442 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
1443 known.
1445 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
1447 PR target/68491
1448 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
1449 __get_cpuid_max returns 0.
1450 (__get_cpuid_count): Ditto.
1452 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
1454 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
1455 replacement expression is another instance of one of its arguments.
1457 2017-05-01 Jakub Jelinek <jakub@redhat.com>
1459 PR target/79430
1460 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
1461 check for stack push/pop autoinc.
1462 * config/i386/i386.c (ix86_agi_dependent): Return false
1463 if the only reason why modified_in_p returned true is that
1464 addr is SP based and set_insn is a push or pop.
1466 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1468 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
1469 overflow check.
1471 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1473 PR ipa/79224
1474 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
1475 (account_size_time): Use two predicates - exec_pred and
1476 nonconst_pred_ptr.
1477 (evaluate_conditions_for_known_args): Compute both clause and
1478 nonspec_clause.
1479 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
1480 (inline_summary_t::duplicate): Update.
1481 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
1482 separately.
1483 (compute_inline_parameters): Likewise.
1484 (estimate_edge_size_and_time): Update caluclation of time.
1485 (estimate_node_size_and_time): Compute both time and nonspecialized
1486 time.
1487 (estimate_ipcp_clone_size_and_time): Update.
1488 (inline_merge_summary): Update.
1489 (do_estimate_edge_time): Update.
1490 (do_estimate_edge_size): Update.
1491 (do_estimate_edge_hints): Update.
1492 (inline_read_section, inline_write_summary): Stream both new predicates.
1493 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
1494 as argument.
1495 (compute_inlined_call_time): Cleanup.
1496 (big_speedup_p): Update.
1497 (edge_badness): Update.
1498 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
1499 (size_time_entry): Replace predicate by exec_predicate and
1500 nonconst_predicate.
1501 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
1502 (estimate_edge_time): Return also nonspec_time.
1503 (reset_edge_growth_cache): Update.
1505 2017-04-29 Jakub Jelinek <jakub@redhat.com>
1507 PR rtl-optimization/80491
1508 * ifcvt.c (noce_process_if_block): When looking for x setter
1509 with missing else_bb, don't check only the insn right before
1510 cond_earliest, but look for the last insn that x is modified in
1511 within the same bb.
1513 PR rtl-optimization/80491
1514 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
1516 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
1518 PR tree-optimization/80487
1519 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
1521 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1523 PR tree-optimization/79697
1524 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
1525 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
1526 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
1527 BUILT_IN_STRNDUP.
1528 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
1529 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
1531 2017-04-28 Martin Sebor <msebor@redhat.com>
1533 PR tree-optimization/80523
1534 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
1535 (init_target_to_host_charmap, target_to_host, target_strtol10): New
1536 functions.
1537 (maybe_warn, format_directive, parse_directive): Use new functions.
1538 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
1540 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
1542 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
1544 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1546 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
1547 target_header_dir): Set correctly.
1548 * configure: Regenerated.
1549 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1550 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1551 instead of SYSTEM_HEADER_DIR.
1553 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
1555 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
1556 (estimate_local_effects): Likewise.
1557 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
1558 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
1559 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
1560 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
1561 do_estimate_edge_time, estimate_edge_time): Likewise.
1562 * ipa-inline-analysis.c (estimate_node_size_and_time,
1563 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
1564 (estimate_time_after_inlining): Remove.
1566 2017-04-28 Martin Liska <mliska@suse.cz>
1568 * doc/gcov.texi: Enhance documentation of gcov.
1570 2017-04-28 Martin Liska <mliska@suse.cz>
1572 * doc/gcov.texi: Sort options in alphabetic order.
1573 * doc/gcov-dump.texi: Likewise.
1574 * doc/gcov-tool.texi: Likewise.
1575 * gcov.c (print_usage): Likewise.
1576 * gcov-dump.c (print_usage): Likewise.
1577 * gcov-tool.c (print_merge_usage_message): Likewise.
1578 (print_rewrite_usage_message): Likewise.
1579 (print_overlap_usage_message): Likewise.
1581 2017-04-28 Martin Liska <mliska@suse.cz>
1583 PR gcov-profile/53915
1584 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
1586 2017-04-28 Martin Liska <mliska@suse.cz>
1588 PR gcov-profile/79891
1589 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
1590 is marked by compiler as living on a line.
1591 (get_cycles_count): Remove usage of the union.
1592 (output_intermediate_file): Likewise.
1593 (find_source): Fix GNU coding style.
1594 (accumulate_line_counts): Remove old non-all block mode.
1595 (output_lines): Remove usage of the union.
1596 * profile.c (output_location): Include all BBs, even if
1597 belonging to a same line (and file) as a previous BB.
1599 2017-04-28 Martin Liska <mliska@suse.cz>
1601 * gcov.c (process_args): Handle new argument 'w'.
1602 (read_graph_file): Assign ID to BBs.
1603 (output_branch_count): Display BB # if verbose flag is set.
1604 (output_lines): Likewise for arcs.
1605 (print_usage): Add '--verbose' option help.
1606 * doc/gcov.texi: Document --verbose (-w) option.
1608 2017-04-28 Martin Liska <mliska@suse.cz>
1610 * gcov.c (struct block_location_info): New struct.
1611 (process_file): Fill up the new structure.
1612 (read_graph_file): Replace usage of encoding by the newly added
1613 struct.
1614 (add_line_counts): Likewise.
1615 (accumulate_line_counts): Remove usage of the union.
1616 (function_info::function_info): New function.
1617 (function_info::~function_info): Likewise.
1618 (process_file): Call delete instead of release_function.
1619 (release_function): Release the function.
1620 (release_structures): Call delete instead of release_function.
1621 (solve_flow_graph): Replace usage of num_blocks.
1622 (find_exception_blocks): Likewise.
1623 (output_lines): Fix GNU coding style.
1625 2017-04-28 Martin Liska <mliska@suse.cz>
1627 PR driver/56469
1628 * coverage.c (coverage_remove_note_file): New function.
1629 * coverage.h: Declare the function.
1630 * toplev.c (finalize): Clean if an error has been seen.
1632 2017-04-28 Martin Liska <mliska@suse.cz>
1634 PR gcov-profile/80031
1635 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1636 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1637 * gcov.c (read_graph_file): Read just number of blocks.
1638 * profile.c (branch_prob): Do not stream 0 flags per a basic
1639 block.
1641 2017-04-28 Martin Liska <mliska@suse.cz>
1643 * gcov-dump.c (tag_*): Add new argument to declarations.
1644 (dump_gcov_file): Likewise.
1645 (tag_blocks): Add and use new argument depth.
1646 (tag_arcs): Likewise.
1647 (tag_lines): Likewise.
1648 (tag_counters): Likewise.
1649 (tag_summary): Likewise.
1650 (dump_working_sets): Use depth to do a proper indentation.
1652 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1654 PR bootstrap/80531
1655 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1656 * symtab.c (symtab_node::debug_symtab): Move definition here.
1658 2017-04-28 Richard Biener <rguenther@suse.de>
1660 * lto-streamer.h (LTO_major_version): Bump to 7.
1662 2017-04-28 Richard Biener <rguenther@suse.de>
1664 * tree-vrp.c (assert_info): New struct.
1665 (add_assert_info): New helper.
1666 (register_edge_assert_for_2): Refactor to add asserts to a vector
1667 of assert_info.
1668 (register_edge_assert_for_1): Likewise.
1669 (register_edge_assert_for): Likewise.
1670 (finish_register_edge_assert_for): New helper actually registering
1671 asserts where live on edge.
1672 (find_conditional_asserts): Adjust.
1673 (find_switch_asserts): Likewise.
1674 (evrp_dom_walker::try_find_new_range): Generalize.
1675 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
1677 2017-04-27 Marek Polacek <polacek@redhat.com>
1679 PR sanitizer/80349
1680 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
1681 arg10 and arg11 to itype.
1683 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
1685 * doc/extend.texi (Object Size Checking): Improve grammar.
1687 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1689 PR target/80530
1690 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1691 that the logic for permitting reciprocal estimates matches that
1692 in use_rsqrt_p.
1694 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1696 PR c++/80534
1697 * tree.c (type_cache_hasher::equal): Only compare
1698 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1699 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1700 non-aggregate element types.
1701 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1702 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1704 2017-04-27 Richard Biener <rguenther@suse.de>
1706 PR middle-end/80533
1707 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1708 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1709 keeping a reference to a trailing array.
1711 2017-04-27 Richard Biener <rguenther@suse.de>
1713 PR middle-end/80539
1714 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1715 being in loop-closed SSA form conservatively.
1716 (chrec_fold_multiply_poly_poly): Likewise.
1718 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1720 PR middle-end/79665
1721 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1722 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1724 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1726 PR target/77728
1727 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1728 (aarch64_function_arg_alignment): Return unsigned int again, but still
1729 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1730 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1731 Don't emit -Wpsabi note.
1732 (aarch64_function_arg_boundary): Likewise.
1733 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1734 caller.
1736 2017-04-26 Nathan Sidwell <nathan@acm.org>
1738 * tree.h (crc32_unsigned_n): Declare.
1739 (crc32_unsigned, crc32_unsigned): Make inline.
1740 * tree.c (crc32_unsigned_bits): Replace with ...
1741 (crc32_unsigned_n): ... this.
1742 (crc32_unsigned, crc32_byte): Remove.
1743 (crc32_string): Remove unnecessary braces.
1745 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1747 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1748 * ipa-inline-analysis.c (MAX_TIME): Remove.
1749 (account_size_time): Use sreal for time.
1750 (dump_inline_summary): Update.
1751 (estimate_function_body_sizes): Update.
1752 (estimate_edge_size_and_time): Update.
1753 (estimate_calls_size_and_time): Update.
1754 (estimate_node_size_and_time): Update.
1755 (inline_merge_summary): Update.
1756 (inline_update_overall_summary): Update.
1757 (estimate_time_after_inlining): Update.
1758 (inline_read_section): Update.
1759 (inline_write_summary): Update.
1760 * ipa-inline.c (compute_uninlined_call_time): Update.
1761 (compute_inlined_call_time): Update.
1762 (recursive_inlining): Update.
1763 (inline_small_functions): Update.
1764 (dump_overall_stats): Update.
1765 * ipa-inline.h: Include sreal.h.
1766 (size_time_entry): Turn time to sreal.
1767 (inline_summary): Turn self_time nad time to sreal.
1769 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1771 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1772 data-streamer.h
1773 (sreal::stream_out, sreal::stream_in): New.
1774 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1776 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1778 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1779 environment.
1781 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1783 PR target/70799
1784 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1785 Handle ASHIFTRT.
1786 (dimode_scalar_chain::compute_convert_gain): Ditto.
1787 (dimode_scalar_chain::make_vector_copies): Ditto.
1788 (dimode_scalar_chain::convert_reg): Ditto.
1789 (dimode_scalar_chain::convert_insn): Ditto.
1790 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1791 (VI248_AVX512BW_1): New mode iterator.
1792 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1793 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1794 mode iterator.
1796 2017-04-25 Martin Sebor <msebor@redhat.com>
1798 PR tree-optimization/80497
1799 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1800 constants are representable in HOST_WIDE_INT.
1801 (parse_directive): Ditto.
1803 2017-04-25 Martin Sebor <msebor@redhat.com>
1805 PR bootstrap/80486
1806 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1807 (new_zero_array): Adjust signature.
1808 (dom_info::dom_init): Used unsigned rather that size_t.
1809 (dom_info::dom_info): Same.
1811 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1812 Jakub Jelinek <jakub@redhat.com>
1814 PR target/77728
1815 * config/arm/arm.c: Include gimple.h.
1816 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1817 returns negative, increment ncrn only if it returned positive.
1818 (arm_needs_doubleword_align): Return int instead of bool,
1819 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1820 members, but if there is any such non-FIELD_DECL
1821 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1822 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1823 returns negative, increment nregs only if it returned positive.
1824 (arm_setup_incoming_varargs): Likewise.
1825 (arm_function_arg_boundary): Emit -Wpsabi note if
1826 arm_needs_doubleword_align returns negative, return
1827 DOUBLEWORD_ALIGNMENT only if it returned positive.
1829 2017-04-25 Marek Polacek <polacek@redhat.com>
1831 PR sanitizer/80349
1832 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1833 first argument to type.
1835 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1837 PR target/80482
1838 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1839 type checks to test for compatibility instead of equality.
1841 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1842 Jakub Jelinek <jakub@redhat.com>
1844 PR target/77728
1845 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1846 type.
1847 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1848 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1849 the alignment computation, but return their maximum in warn_alignment.
1850 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1851 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1852 is smaller.
1853 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1854 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1855 caller.
1857 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1859 * config/arc/simdext.md (dmpyh): Fix typo.
1861 2017-04-25 Richard Biener <rguenther@suse.de>
1863 PR tree-optimization/80492
1864 * alias.c (compare_base_decls): Handle registers with asm
1865 specification conservatively.
1866 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1867 compare_base_decls returning dont-know properly.
1869 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1871 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1872 (legitimate_offset_address_p): New function.
1873 (arc_legitimate_address_p): Use above function.
1875 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1877 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1879 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1881 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1882 ACCH registers whenever they are available.
1884 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1886 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1887 double regs fix when not used.
1889 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1891 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1892 core registers.
1893 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1894 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1896 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1898 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1899 when emitting short ADD instructions.
1901 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1903 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1904 constraint.
1905 (cmpsi_cc_c_insn): Likewise.
1906 (cbranchsi4_scratch): Compute proper instruction length using
1907 compact_hreg_operand.
1908 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1910 2017-04-25 Richard Biener <rguenther@suse.de>
1912 PR middle-end/80509
1913 * passes.c (pass_manager::pass_manager): Initialize
1914 m_name_to_pass_map.
1916 2017-04-25 Richard Biener <rguenther@suse.de>
1918 PR tree-optimization/79201
1919 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1921 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1923 PR target/80464
1924 * config/s390/vector.md: Split MEM->GPR vector moves for
1925 non-s_operand addresses.
1927 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1929 PR target/79895
1930 * config/s390/predicates.md (reload_const_wide_int_operand): New
1931 predicate.
1932 * config/s390/s390.md ("movti"): Remove d/P alternative.
1933 ("movti_bigconst"): New pattern definition.
1935 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1937 PR target/80080
1938 * s390-protos.h (s390_expand_cs_hqi): Removed.
1939 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1940 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1941 modes as well as CCZ1mode and CCZmode.
1942 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1943 signature of s390_emit_compare_and_swap.
1944 (s390_expand_cs_hqi): Likewise, make static.
1945 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1946 compare-and-swap, in some cases.
1947 (s390_expand_cs): Wrapper function.
1948 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1949 atomic_exchange.
1950 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1951 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1952 patterns for small and large integers. Forbid symref memory operands.
1953 Move expander to s390.c. Require cc register.
1954 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1955 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1956 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1957 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1958 symref memory operands. Remove CC mode and call s390_match_ccmode
1959 instead.
1960 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1962 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1964 * config/s390/s390.md (define_peephole2): New peephole to help
1965 combining the load-and-test pattern with volatile memory.
1967 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1969 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1970 with CCZmode for TARGET_Z196.
1972 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1974 PR rtl-optimization/80501
1975 * combine.c (make_compound_operation_int): Set subreg_code to SET
1976 even for AND with mask of the sign bit of mode.
1978 PR rtl-optimization/80500
1979 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1980 sum's initial value.
1982 2017-04-25 Julian Brown <julian@codesourcery.com>
1983 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1985 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1987 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1989 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1991 2017-04-25 Julian Brown <julian@codesourcery.com>
1992 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1994 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1995 (thunderx2t99_sha): New Reservation.
1997 2017-04-25 Julian Brown <julian@codesourcery.com>
1998 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2000 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
2001 type for 1-element load.
2003 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
2005 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
2007 2017-04-24 Martin Jambor <mjambor@suse.cz>
2009 PR tree-optimization/80293
2010 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
2011 char arrays not totally scalarizable if it is false.
2012 (analyze_all_variable_accesses): Pass correct value in the new
2013 parameter. Add a statistics counter.
2015 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
2017 PR middle-end/79931
2018 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
2020 2017-04-24 Richard Biener <rguenther@suse.de>
2022 PR tree-optimization/80494
2023 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
2024 out for complex types.
2026 2017-04-24 Richard Biener <rguenther@suse.de>
2028 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
2029 * tree-ssa-sccvn.c (print_scc): Print SCC size.
2030 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
2031 (DFS): Adjust and never fail.
2032 (sccvn_dom_walker::fail): Remove.
2033 (sccvn_dom_walker::before_dom_children): Adjust.
2034 (run_scc_vn): Likewise and never fail.
2035 * tree-ssa-pre.c (pass_pre::execute): Adjust.
2036 (pass_fre::execute): Likewise.
2038 2017-04-24 Richard Biener <rguenther@suse.de>
2040 PR tree-optimization/79725
2041 * tree-ssa-sink.c (statement_sink_location): Return whether
2042 failure reason was zero uses. Move that check later.
2043 (sink_code_in_bb): Deal with zero uses by removing the stmt
2044 if possible.
2046 2017-04-24 Richard Biener <rguenther@suse.de>
2048 PR c++/2972
2049 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
2050 pointer-based references.
2052 2017-04-24 Richard Biener <rguenther@suse.de>
2054 PR bootstrap/79814
2055 * pass_manager.h (pass_manager::operator new): Remove.
2056 (pass_manager::operator delete): Likewise.
2057 * passes.c (pass_manager::operator new): Remove.
2058 (pass_manager::operator delete): Likewise.
2059 (pass_manager::pass_manager): Zero individual pass members.
2061 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
2063 PR target/70799
2064 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
2065 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
2066 Check "XEXP (src, 1)" operand here.
2067 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
2068 Check "XEXP (src, 1)" operand here.
2069 (dimode_scalar_chain::make_vector_copies): Detect count register
2070 of a shift instruction. Zero extend count register from QImode
2071 to DImode to satisfy vector shift pattern count operand predicate.
2072 Substitute vector shift count operand with a DImode copy.
2073 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
2074 vector register.
2076 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
2078 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
2079 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2080 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
2081 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2082 (UNSPEC_NOREX_MEM): Remove definition.
2084 2017-04-21 Richard Biener <rguenther@suse.de>
2086 PR tree-optimization/79547
2087 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2088 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
2089 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
2090 without any constraints.
2092 2017-04-21 Richard Biener <rguenther@suse.de>
2094 PR tree-optimization/78847
2095 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
2097 2017-04-21 Richard Biener <rguenther@suse.de>
2099 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
2100 (build_distinct_type_copy): Likewise.
2101 (build_variant_type_copy): Likewise.
2102 * tree.c (build_qualified_type): Pass down mem-stat info.
2103 (build_distinct_type_copy): Likewise.
2104 (build_variant_type_copy): Likewise.
2106 2017-04-21 Richard Biener <rguenther@suse.de>
2108 PR tree-optimization/80237
2109 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
2110 defaulted to NULL.
2111 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
2112 for a simplified result.
2114 2016-04-21 Richard Biener <rguenther@suse.de>
2116 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
2117 sth as strict as a simple_iv but a chrec without symbols and an
2118 operand defined in the loop we are peeling (and not some subloop).
2119 (propagate_constants_for_unrolling): Propagate all constants.
2121 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2123 PR target/79804
2124 * config/i386/i386.c (print_reg): Remove assert for disalowed
2125 regno values, call output_operand_lossage instead.
2127 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2129 PR target/78090
2130 * config/i386/constraints.md (Yc): New register constraint.
2131 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
2132 Use Yc constraint for alternative 2 of operand 0. Remove
2133 preferred_for_speed attribute.
2135 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2137 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
2138 lastprivate clauses in SIMT case.
2140 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
2142 * doc/invoke.texi (-Wextra-semi): Document new warning option.
2144 2017-04-20 Richard Biener <rguenther@suse.de>
2146 PR tree-optimization/57796
2147 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
2148 as N scalar stores.
2149 (vect_model_load_cost): Cost gathers as N scalar loads.
2151 2017-04-20 Richard Biener <rguenther@suse.de>
2153 * ggc-page.c (ggc_allocated_p): Rename to ...
2154 (safe_lookup_page_table_entry): ... this and return the lookup
2155 result.
2156 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
2158 2017-04-20 Richard Biener <rguenther@suse.de>
2160 PR tree-optimization/80453
2161 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
2162 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
2163 from the conditions.
2164 (vn_phi_eq): Pass them down.
2165 (vn_phi_lookup): Record them.
2166 (vn_phi_insert): Likewise.
2168 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
2170 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
2171 uninitialized variable warning to avoid buffer overrun.
2173 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2175 PR other/71250
2176 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
2177 is suppressed for '{ 0 }' in C.
2179 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2181 * BASE-VER: Set to 8.0.0.
2183 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
2185 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
2186 priority .init_array and .fini_array section with SECTION_NOTYPE
2187 flag.
2189 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2191 PR middle-end/80423
2192 * tree.h (build_array_type): Add typeless_storage default argument.
2193 * tree.c (type_cache_hasher::equal): Also compare
2194 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
2195 (build_array_type): Add typeless_storage argument, set
2196 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
2197 recursive call.
2198 (build_nonshared_array_type): Adjust build_array_type_1 caller.
2199 (build_array_type): Likewise. Add typeless_storage argument.
2201 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2202 Jakub Jelinek <jakub@redhat.com>
2204 PR tree-optimization/80426
2205 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
2206 operation on symbolic operands, also compute the overflow for the
2207 invariant part when the operation degenerates into a negation.
2209 2017-04-19 Jakub Jelinek <jakub@redhat.com>
2211 PR debug/80461
2212 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
2213 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
2215 PR debug/80436
2216 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
2218 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
2220 PR target/80462
2221 * config/avr/avr.c (tree.h): Include it.
2222 (cgraph.h): Include it.
2223 (avr_encode_section_info): Don't warn for uninitialized progmem
2224 variable if it's just an alias.
2226 2017-04-19 Richard Biener <rguenther@suse.de>
2228 PR ipa/65972
2229 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
2230 when needed by AutoPGO.
2232 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
2234 PR lto/50345
2235 * doc/lto.texi: Remove an extra 'that'.
2237 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2239 PR rtl-optimization/80429
2240 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
2241 are only used in debug insns.
2243 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2244 Vladimir Makarov <vmakarov@redhat.com>
2246 * config/sparc/predicates.md (input_operand): Add comment. Return
2247 true for any memory operand when LRA is in progress.
2248 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
2250 2017-04-18 Jeff Law <law@redhat.com>
2252 PR target/74563
2253 * mips.md ({return,simple_return}_internal): Do not overwrite
2254 operands[0].
2256 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2258 PR tree-optimization/80443
2259 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
2260 instead of adding 1, subtract -1 and similarly instead of subtracting
2261 1 add -1.
2263 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
2265 PR rtl-optimization/80357
2266 * haifa-sched.c (tmp_bitmap): New variable.
2267 (model_recompute): Handle duplicate use records.
2268 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
2269 (free_global_sched_pressure_data): Free it.
2271 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
2273 Revert:
2274 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2275 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2276 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2277 instead of SYSTEM_HEADER_DIR.
2279 2017-04-18 Jeff Law <law@redhat.com>
2281 PR middle-end/80422
2282 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
2283 predecessors after walking up the insn chain.
2285 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2287 PR debug/80263
2288 * dwarf2out.c (modified_type_die): Try harder not to emit internal
2289 sizetype type into debug info.
2291 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2293 PR target/80099
2294 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
2295 unneeded test for TARGET_UPPER_REGS_SF.
2296 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
2298 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2300 PR sanitizer/80444
2301 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
2302 instead of gsi_after_labels.
2304 2017-04-18 Jeff Law <law@redhat.com>
2306 * regcprop.c (maybe_mode_change): Avoid creating copies of the
2307 stack pointer.
2309 Revert:
2310 2017-04-13 Jeff Law <law@redhat.com>
2311 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2312 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2314 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
2316 PR target/79453
2317 * config/avr/avr.c (intl.h): Include it.
2318 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
2320 2017-04-18 Martin Liska <mliska@suse.cz>
2322 PR gcov-profile/78783
2323 * gcov-tool.c (gcov_output_files): Validate that destination
2324 file is either removed by the tool or by a user.
2326 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2327 Guy Benyei <guybe@mellanox.com>
2329 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
2330 block, and do not negate it, the stored id is already negative.
2332 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2334 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
2336 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2338 PR target/80098
2339 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
2340 masks of options that should be turned off if the VSX vector
2341 options are turned off.
2342 (OTHER_P8_VECTOR_MASKS): Likewise.
2343 (OTHER_VSX_VECTOR_MASKS): Likewise.
2344 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
2345 rs6000_disable_incompatible_switches to validate no type switches
2346 like -mvsx.
2347 (rs6000_incompatible_switch): New function to disallow turning on
2348 other vector options if -mno-vsx, -mno-power8-vector, or
2349 -mno-power9-vector are specified.
2351 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2353 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
2355 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2357 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
2358 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
2359 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
2360 (ARG_POINTER_CFA_OFFSET): Likewise.
2362 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2364 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
2365 conditions to take advantage of various optimizations.
2367 2017-04-13 Jeff Law <law@redhat.com>
2369 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2370 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2371 (zero_extendsidi2_dext): Likewise.
2373 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2375 PR sanitizer/80403
2376 * fold-const.c (fold_ternary_loc): Revert
2377 use op0 instead of fold_convert_loc (loc, type, arg0) part of
2378 2017-04-12 change.
2380 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
2382 PR rtl-optimization/80343
2383 * lra-remat.c (update_scratch_ops): Assign original hard reg to
2384 new scratch pseudo.
2386 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
2388 PR sanitizer/80414
2389 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
2390 to ubsan_encode_value.
2392 2017-04-13 Jeff Law <law@redhat.com>
2394 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
2395 appearing in DEBUG_INSNs.
2397 2017-04-13 Martin Liska <mliska@suse.cz>
2399 PR gcov-profile/80413
2400 * gcov-io.c (gcov_write_string): Copy to buffer just when
2401 allocated size is greater than zero.
2403 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2405 PR debug/80321
2406 * dwarf2out.c (decls_for_scope): Ignore declarations of
2407 current_function_decl in BLOCK_NONLOCALIZED_VARS.
2409 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
2411 PR lto/69953
2412 * ipa-visibility.c (non_local_p): Fix typos.
2413 (localize_node): When localizing symbol in same comdat group,
2414 dissolve the group only when we know external symbols are going
2415 to be privatized.
2416 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
2418 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2420 PR tree-optimization/79390
2421 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
2422 order does not result in usable sequence, retry with reversed operand
2423 order.
2425 PR sanitizer/80403
2426 PR sanitizer/80404
2427 PR sanitizer/80405
2428 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
2429 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
2430 op0 instead of fold_convert_loc (loc, type, arg0).
2432 2017-04-12 Jeff Law <law@redhat.com>
2434 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
2435 has a delay slot in the generated code.
2437 * config/cris/cris.md (cris_preferred_reload_class): Return
2438 GENNONACR_REGS rather than GENERAL_REGS.
2440 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2442 PR c/80163
2443 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
2444 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
2445 signedness of the result type.
2447 2017-04-12 Richard Biener <rguenther@suse.de>
2448 Jeff Law <law@redhat.com>
2450 PR tree-optimization/80359
2451 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
2452 trim stores to TARGET_MEM_REFs.
2454 2017-04-12 Richard Biener <rguenther@suse.de>
2456 PR tree-optimization/79390
2457 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
2458 threading case even more.
2460 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
2462 PR target/80382
2463 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
2464 for quad_address_p for TImode, instead of just not indexed_address.
2466 2017-04-12 Richard Biener <rguenther@suse.de>
2467 Bernd Edlinger <bernd.edlinger@hotmail.de>
2469 PR middle-end/79671
2470 * alias.c (component_uses_parent_alias_set_from): Handle
2471 TYPE_TYPELESS_STORAGE.
2472 (get_alias_set): Likewise.
2473 * tree-core.h (tree_type_common): Add typeless_storage flag.
2474 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
2475 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
2476 for types containing members with TYPE_TYPELESS_STORAGE.
2477 (place_field): Likewise.
2478 (layout_type): Likewise for ARRAY_TYPE.
2479 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
2480 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
2481 TYPE_TYPELESS_STORAGE.
2482 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
2484 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2486 PR sanitizer/80349
2487 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2488 first argument to type.
2490 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2492 PR target/80376
2493 PR target/80315
2494 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
2495 CONST0_RTX (mode) rather than const0_rtx where appropriate.
2496 (rs6000_expand_binop_builtin): Likewise.
2497 (rs6000_expand_ternop_builtin): Likewise; also add missing
2498 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
2499 vshasigma built-ins.
2500 * doc/extend.texi: Document that vec_xxpermdi's third argument
2501 must be a constant.
2503 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
2506 Use shift_const cost parameter when calculating gain of STV shifts.
2508 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
2510 PR rtl-optimization/70478
2511 * lra-constraints.c (process_alt_operands): Check memory for
2512 disfavoring memory insn operand.
2514 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2516 PR middle-end/80100
2517 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
2518 left shift in unsigned HOST_WIDE_INT type.
2520 PR rtl-optimization/80385
2521 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
2522 (not (neg X)) into (plus X -1) for complex or non-integral modes.
2524 PR libgomp/80394
2525 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
2526 if they have any depend clauses.
2528 2017-04-11 Martin Liska <mliska@suse.cz>
2530 PR ipa/80212
2531 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
2532 * ipa-split.c (split_function): Create a local comdat symbol
2533 if caller is in a comdat group.
2535 2017-04-11 Martin Liska <mliska@suse.cz>
2537 PR ipa/80212
2538 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
2539 flags.
2541 2017-04-11 Martin Sebor <msebor@redhat.com>
2543 PR middle-end/80364
2544 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
2545 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
2546 for INTEGER_TYPE.
2547 (directive::set_width, directive::set_precision, format_character):
2548 Adjust.
2549 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
2550 INTEGER_TYPE.
2552 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
2554 PR target/80389
2555 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
2556 conflict, set target->arch_name instead of target->cpu_name.
2558 2017-04-11 Richard Biener <rguenther@suse.de>
2560 PR tree-optimization/80374
2561 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
2562 build_zero_cst, remove fold_convertible_p check again.
2564 2017-04-11 Martin Liska <mliska@suse.cz>
2566 PR sanitizer/70878
2567 * ubsan.c (instrument_object_size): Do not instrument register
2568 variables.
2570 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2572 PR target/80381
2573 * config/i386/i386-builtin-types.def
2574 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
2575 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
2576 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
2577 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
2578 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
2579 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
2580 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
2581 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
2582 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
2583 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
2584 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
2585 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
2586 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
2587 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
2588 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
2589 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
2590 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
2591 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
2592 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
2593 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
2594 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
2595 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
2596 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
2597 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
2598 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
2599 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
2600 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
2601 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
2602 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
2603 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
2604 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
2605 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
2606 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
2607 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
2608 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
2609 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
2610 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
2611 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
2612 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
2613 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
2614 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
2615 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
2616 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
2617 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
2618 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
2619 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
2620 aliases.
2621 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
2622 flag to second_arg_count, handle 4 argument function type _COUNT
2623 aliases, handle second_arg_count on second argument rather than last.
2625 2017-04-10 Jeff Law <law@redhat.com>
2627 PR tree-optimization/80374
2628 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2629 record anything if we can not convert integer_zero_node to the
2630 desired type.
2632 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2634 PR target/80108
2635 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2636 Enhance special handling given to the TARGET_P9_MINMAX option in
2637 relation to certain other options.
2639 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2641 PR tree-optimization/80153
2642 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2643 remove POINTER_PLUS_EXPR's base part directly, rather than through
2644 aff_tree.
2646 2017-04-10 Richard Biener <rguenther@suse.de>
2647 Bin Cheng <bin.cheng@arm.com>
2649 PR tree-optimization/80153
2650 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2651 the first element of pointer type aff_tree. Build result expr in
2652 aff_tree's type.
2653 (add_elt_to_tree): Convert to type unconditionally. Remove other
2654 fold_convert calls.
2655 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2656 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2658 2017-04-10 Richard Biener <rguenther@suse.de>
2660 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2661 asm inputs.
2663 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2665 PR rtl-optimization/70478
2666 * lra-constraints.c (curr_small_class_check): New.
2667 (update_and_check_small_class_inputs): New.
2668 (process_alt_operands): Update curr_small_class_check. Disfavor
2669 alternative insn memory operands. Check available regs for small
2670 class operands.
2672 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2674 PR target/80057
2675 * config/mips/mips.opt (-mvirt): Update description.
2676 * doc/invoke.texi (-mvirt): Likewise.
2678 2017-04-10 Richard Biener <rguenther@suse.de>
2680 PR middle-end/80362
2681 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2682 looking for NEGATE_EXPR in -A / -B to A / B folding.
2684 2017-04-10 Martin Liska <mliska@suse.cz>
2686 PR gcov-profile/80224
2687 * gcov.c (print_usage): Fix usage string.
2688 (get_gcov_intermediate_filename): Remove.
2689 (output_gcov_file): Use both for normal and intermediate format.
2690 (generate_results): Do not initialize special file for
2691 intermediate format.
2693 2017-04-10 Richard Biener <rguenther@suse.de>
2695 PR tree-optimization/80304
2696 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2697 for safelen.
2699 2017-04-10 Nathan Sidwell <nathan@acm.org>
2701 PR target/79905
2702 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2703 (rs6000_init_builtins): Use it.
2705 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2707 * config/arm/arm.md (<mrc>): Add mode to SET source.
2708 (<mrrc>): Likewise.
2710 2017-04-10 Richard Biener <rguenther@suse.de>
2712 PR middle-end/80344
2713 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2715 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2717 PR target/80324
2718 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2719 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2720 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2721 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2722 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2723 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2724 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2725 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2726 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2727 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2728 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2729 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2730 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2731 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2732 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2733 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2734 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2735 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2736 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2737 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2738 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2739 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2740 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2742 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2744 PR rtl-optimization/70478
2745 * lra-constraints.c: Reverse the last patch.
2747 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2749 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2750 Add comment for WCHAR_T.
2752 2017-04-08 Martin Liska <mliska@suse.cz>
2754 Revert:
2755 2017-04-07 Martin Liska <mliska@suse.cz>
2757 PR ipa/80212
2758 * ipa-split.c (split_function): Add function part to a same comdat
2759 group.
2761 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2763 PR target/80358
2764 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2766 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2768 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2769 (vec_pairing): ...to this.
2770 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2771 (rs6000_sched_init): Adjust for name change.
2772 (struct rs6000_sched_context): Likewise.
2773 (rs6000_init_sched_context): Likewise.
2774 (rs6000_set_sched_context): Likewise.
2776 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2778 PR target/80322
2779 PR target/80323
2780 PR target/80325
2781 PR target/80326
2782 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2783 intrinsics.
2784 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2785 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2786 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2788 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2790 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2792 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2794 PR rtl-optimization/70703
2795 * ira-color.c (update_conflict_hard_regno_costs): Use
2796 int64_t instead of HOST_WIDE_INT.
2798 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2800 PR rtl-optimization/70478
2801 * lra-constraints.c (process_alt_operands): Disfavor alternative
2802 insn memory operands.
2804 2017-04-07 Jeff Law <law@redhat.com>
2806 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2807 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2809 2017-04-07 Martin Liska <mliska@suse.cz>
2811 PR target/79889
2812 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2813 Show error message instead of an ICE.
2815 2017-04-07 Martin Liska <mliska@suse.cz>
2817 PR ipa/80212
2818 * ipa-split.c (split_function): Add function part to a same comdat
2819 group.
2821 2017-04-07 Richard Biener <rguenther@suse.de>
2823 PR middle-end/80341
2824 * tree.c (get_unwidened): Also handle ! for_type case for
2825 INTEGER_CSTs.
2826 * convert.c (do_narrow): Split out from ...
2827 (convert_to_integer_1): ... here. Do not pass final truncation
2828 type to get_unwidened for TRUNC_DIV_EXPR.
2830 2017-04-07 Richard Biener <rguenther@suse.de>
2832 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2833 than aff_tree.
2834 (aff_combination_const): Adjust.
2835 (aff_combination_scale): Likewise.
2836 (aff_combination_add_elt): Likewise.
2837 (aff_combination_add_cst): Likewise.
2838 (aff_combination_convert): Likewise.
2839 (add_elt_to_tree): Likewise. Remove unused argument.
2840 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2842 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2844 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2845 definition.
2846 * config/arm/arm.c (arm_default_short_enums): Use
2847 ARM_DEFAULT_SHORT_ENUMS.
2848 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2850 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2852 PR debug/80234
2853 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2854 members with redundant out-of-class redeclaration.
2856 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2858 PR target/80286
2859 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2860 * config/i386/i386.md (*zero_extendsidi2):
2861 Add (?*x,*x) and (?*v,*v) alternatives.
2863 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2865 PR target/79733
2866 * config/i386/i386.c (ix86_expand_builtin)
2867 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2868 mode from insn data. Convert operands to insn operand mode.
2869 Copy operands that don't satisfy insn predicate to a register.
2871 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2873 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2874 Update comments.
2876 2017-04-06 Richard Biener <rguenther@suse.de>
2878 PR tree-optimization/80334
2879 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2880 preserve alignment of accesses.
2882 2017-04-06 Richard Biener <rguenther@suse.de>
2884 PR tree-optimization/80262
2885 * tree-sra.c (build_ref_for_offset): Preserve address-space
2886 information.
2887 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2888 Drop useless address-space information on MEM_REF offsets.
2890 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2892 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2894 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2896 PR rtl-optimization/70703
2897 * ira-color.c (update_conflict_hard_regno_costs): Use
2898 HOST_WIDE_INT instead of long.
2900 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2902 PR target/80298
2903 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2904 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2905 is not defined.
2906 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2907 for x86_64 target. Handle -m3dnowa option.
2909 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2911 PR rtl-optimization/70703
2912 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2913 (update_conflict_hard_regno_costs): Use long instead of unsigned
2914 arithmetic for cost calculation.
2916 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2917 Bernd Edlinger <bernd.edlinger@hotmail.de>
2919 PR sanitizer/80308
2920 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2921 for big endian.
2923 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2925 PR target/78002
2926 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2927 ptr_mode with Pmode throughout.
2928 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2929 into probe_stack_range and use DImode.
2931 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2933 PR target/79890
2934 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2935 call_eh_return is true.
2937 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2939 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2940 Initialize last_match_fntype_index.
2942 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2944 PR target/80310
2945 * tree-nvr.c: Include internal-fn.h.
2946 (pass_return_slot::execute): Ignore internal calls without
2947 direct optab.
2949 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2950 Richard Biener <rguenther@suse.de>
2952 PR c++/80297
2953 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2954 captures used multiple times, except for the last use.
2955 * generic-match-head.c: Include gimplify.h.
2957 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2959 PR tree-optimization/79390
2960 * target.h (struct noce_if_info): Declare.
2961 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2962 * target.def (noce_conversion_profitable_p): New target hook.
2963 * ifcvt.h (struct noce_if_info): New type, moved from ...
2964 * ifcvt.c (struct noce_if_info): ... here.
2965 (noce_conversion_profitable_p): Renamed to ...
2966 (default_noce_conversion_profitable_p): ... this. No longer
2967 static nor inline.
2968 (noce_try_store_flag_constants, noce_try_addcc,
2969 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2970 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2971 instead of noce_conversion_profitable_p.
2972 * config/i386/i386.c: Include ifcvt.h.
2973 (ix86_option_override_internal): Don't override
2974 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2975 (ix86_noce_conversion_profitable_p): New function.
2976 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2977 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2978 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2979 * doc/tm.texi: Regenerated.
2981 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2983 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2984 correction.
2986 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2988 PR target/80307
2989 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2990 instructions for small multiply cores.
2992 2017-04-04 Jeff Law <law@redhat.com>
2994 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2995 added member.
2996 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2997 that are not set by the loop over the elements.
2999 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3001 PR target/80286
3002 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
3003 int mode, convert_modes it to mode as unsigned, otherwise use
3004 lowpart_subreg to mode rather than SImode.
3005 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
3006 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
3007 Use DImode instead of SImode for the shift count operand.
3008 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
3009 Likewise.
3011 2017-04-04 Richard Biener <rguenther@suse.de>
3013 PR middle-end/80281
3014 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
3015 arithmetic done for the negate or the plus. Simplify.
3016 (A - (-B) -> A + B): Likewise.
3017 * fold-const.c (split_tree): Make sure to not negate pointers.
3019 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
3021 PR rtl-optimization/60818
3022 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
3023 a compare of comparisons with the thing compared if this results
3024 in a different machine mode.
3026 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
3028 * alias.c (base_alias_check): Fix typo in comment.
3029 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
3030 * cgraphunit.c (symbol_table::compile): Likewise.
3031 * collect2.c (maybe_run_lto_and_relink): Likewise.
3032 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
3033 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
3034 * config/avr/avr.c (avr_map_op_t): Likewise.
3035 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
3036 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
3037 * config/epiphany/epiphany.md (movcc): Likewise.
3038 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
3039 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
3040 Likewise.
3041 * config/mips/mips.c (mips_save_restore_reg): Likewise.
3042 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
3043 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
3044 * config/sh/sh.c (sh_rtx_costs): Likewise.
3045 * fold-const.c (fold_truth_andor): Likewise.
3046 * genautomata.c (collapse_flag): Likewise.
3047 * gengtype.h (struct type::u::s): Likewise.
3048 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
3049 * input.c (FORMAT_AMOUNT): Likewise.
3050 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
3051 (known_aggs_to_agg_replacement_list): Likewise.
3052 * ipa-inline-analysis.c: Likewise.
3053 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
3054 * ipa-polymorphic-call.c
3055 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
3056 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
3057 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
3058 Likewise.
3059 * modulo-sched.c (apply_reg_moves): Likewise.
3060 * omp-expand.c (build_omp_regions_1): Likewise.
3061 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
3062 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
3063 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
3064 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3065 * value-prof.c: Likewise.
3066 * var-tracking.c (val_reset): Likewise.
3068 2017-04-03 Richard Biener <rguenther@suse.de>
3070 PR tree-optimization/80275
3071 * fold-const.c (split_address_to_core_and_offset): Handle
3072 POINTER_PLUS_EXPR.
3074 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
3076 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
3077 descriptors is at least equal to that of functions.
3079 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
3083 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3085 PR target/80250
3086 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
3087 (mov<IMOD4:mode>): New expander.
3088 (*mov<IMOD4:mode>_internal): New insn and split pattern.
3090 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
3092 PR rtl-optimization/79405
3093 * fwprop.c (propagations_left): New variable.
3094 (forward_propagate_into): Decrement it.
3095 (fwprop_init): Initialize it.
3096 (fw_prop): If the variable has reached zero, stop propagating.
3097 (fwprop_addr): Ditto.
3099 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3101 PR debug/79255
3102 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
3103 a FUNCTION_DECL, pass it as decl instead of origin to
3104 process_scope_var.
3106 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
3108 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
3109 string.
3111 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
3113 PR target/80107
3114 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
3115 TARGET_VSX_SMALL_INTEGER.
3117 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3119 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
3120 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
3122 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3124 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
3125 extraction from odd-numbered MSA register.
3127 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3129 PR middle-end/80173
3130 * expmed.c (store_bit_field_1): Don't attempt to create
3131 a word subreg out of hard registers wider than word if they
3132 have HARD_REGNO_NREGS of 1 for their mode.
3134 PR middle-end/80163
3135 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
3136 conversions to integer types wider than word and pointer.
3138 PR debug/80025
3139 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
3140 (rtx_equal_for_cselib_p): Pass 0 to it.
3141 * cselib.c (cselib_hasher::equal): Likewise.
3142 (rtx_equal_for_cselib_1): Add depth argument. If depth
3143 is 128, don't look up VALUE locs and punt. Increment
3144 depth in recursive calls when walking VALUE locs.
3146 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
3148 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
3149 (make_gcov_file_name): Use the canonical path name for generating
3150 the MD5 value.
3151 (read_line): Fix handling of files with ascii null bytes.
3153 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
3155 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
3156 to initialise a vector register instead
3157 of using a const_int.
3159 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3161 PR translation/80189
3162 * gimplify.c (omp_default_clause): Use %qs instead of %s in
3163 diagnostic messages.
3165 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
3167 PR target/80246
3168 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
3169 (dfp_diex_<mode>): Update mode of operand 1.
3170 * doc/extend.texi (dxex, dxexq): Document change to return type.
3171 (diex, diexq): Document change to argument type.
3173 2017-03-30 Martin Jambor <mjambor@suse.cz>
3175 PR ipa/77333
3176 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
3177 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
3178 it reflects the signature changes performed at the callee side.
3179 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
3180 to cgraph_build_function_type_skip_args.
3181 (build_function_decl_skip_args): Adjust call to the above function.
3183 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3185 PR target/80206
3186 * config/i386/sse.md
3187 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
3188 register as dest whenever it is a MEM not rtx_equal_p to the
3189 corresponding dup operand, and when forcing into reg move the
3190 reg into the memory afterwards.
3191 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
3192 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
3193 for the force_reg mode.
3194 (avx512vl_vextractf128<mode>): Use register as dest either
3195 always when a MEM, or when it is a MEM not rtx_equal_p to the
3196 corresponding dup operand, or even not when it is a CONST_VECTOR
3197 depending on the mode and lo vs. hi.
3198 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
3199 parens.
3200 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
3201 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
3202 Likewise. Require that operands[2] is even.
3203 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
3204 Remove extraneous parens. Require that operands[2] is a multiple
3205 of 4.
3206 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
3207 operands[0] is a MEM if <mask_applied>, the predicates/constraints
3208 disallow memory then.
3210 2017-03-30 Richard Biener <rguenther@suse.de>
3212 PR tree-optimization/77498
3213 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
3214 to non-constants over backedges.
3216 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
3218 PR rtl-optimization/80233
3219 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
3220 as last_combined_insn. Do not test for BARRIER_P separately.
3222 2017-03-29 Andreas Schwab <schwab@suse.de>
3224 PR ada/80146
3225 * calls.c (prepare_call_address): Convert funexp to Pmode before
3226 copying to temp reg.
3228 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3230 PR tree-optimization/80158
3231 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
3232 Handle possible future case of more than one alternate
3233 interpretation.
3234 (replace_rhs_if_not_dup): Likewise.
3235 (replace_one_candidate): Likewise.
3237 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
3239 PR rtl-optimization/80193
3240 * ira.c (ira): Do not check allocation for LRA.
3242 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
3244 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
3245 (nvptx_output_simt_exit): Declare.
3246 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
3247 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
3248 (init_softstack_frame): Move initialization of crtl->is_leaf to...
3249 (nvptx_declare_function_name): ...here. Emit declaration of local
3250 memory space buffer for omp_simt_enter insn.
3251 (nvptx_output_unisimt_switch): New.
3252 (nvptx_output_softstack_switch): New.
3253 (nvptx_output_simt_enter): New.
3254 (nvptx_output_simt_exit): New.
3255 * config/nvptx/nvptx.h (struct machine_function): New fields
3256 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
3257 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
3258 (UNSPECV_SIMT_EXIT): Ditto.
3259 (omp_simt_enter_insn): New insn.
3260 (omp_simt_enter): New expansion.
3261 (omp_simt_exit): New insn.
3262 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
3264 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
3265 (expand_GOMP_SIMT_ENTER_ALLOC): New.
3266 (expand_GOMP_SIMT_EXIT): New.
3267 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
3268 (GOMP_SIMT_ENTER_ALLOC): Ditto.
3269 (GOMP_SIMT_EXIT): Ditto.
3270 * target-insns.def (omp_simt_enter): New insn.
3271 (omp_simt_exit): Ditto.
3272 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
3273 simt_dlist.
3274 (lower_rec_simd_input_clauses): Implement SIMT privatization.
3275 (lower_rec_input_clauses): Likewise.
3276 (lower_lastprivate_clauses): Handle SIMT privatization.
3278 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
3279 (ompdevlow_adjust_simt_enter): New.
3280 (find_simtpriv_var_op): New.
3281 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
3282 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
3284 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
3285 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
3286 (copy_decl_for_dup_finish): Ditto.
3288 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
3290 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
3292 PR target/53383
3293 * config/i386/i386.c (ix86_option_override_internal): Always
3294 allow -mpreferred-stack-boundary=3 for 64-bit targets.
3296 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3298 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
3300 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3302 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
3303 mark new edge's irreducible flag accordign to it.
3304 (vect_do_peeling): Check loop preheader edge's irreducible flag
3305 and pass it to function slpeel_add_loop_guard.
3307 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
3309 PR tree-optimization/80218
3310 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3311 Update block frequencies and counts.
3313 2017-03-28 Richard Biener <rguenther@suse.de>
3315 PR tree-optimization/78644
3316 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
3317 of a simplification result we may not use it at all.
3319 2017-03-28 Richard Biener <rguenther@suse.de>
3321 PR ipa/80205
3322 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
3323 without arguments, generate default definition of a SSA name.
3325 2017-03-28 Richard Biener <rguenther@suse.de>
3327 PR middle-end/80222
3328 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
3329 TYPE_REF_CAN_ALIAS_ALL references.
3330 * fold-const.c (fold_indirect_ref_1): Likewise.
3332 2017-03-28 Martin Liska <mliska@suse.cz>
3334 PR ipa/80104
3335 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
3336 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
3338 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3339 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
3341 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
3342 (EXTRA_SPECS): Define.
3343 (SUBTARGET_EXTRA_SPECS): Likewise.
3344 (SUBTARGET_CPP_SPEC): Likewise.
3345 * config/arc/elf.h (EXTRA_SPECS): Renamed to
3346 SUBTARGET_EXTRA_SPECS.
3347 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
3349 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3351 * config/arc/simdext.md (vst64_insn): Update pattern.
3352 (vld32wh_insn): Likewise.
3353 (vld32wl_insn): Likewise.
3354 (vld64_insn): Likewise.
3355 (vld32_insn): Likewise.
3357 2017-03-28 Marek Polacek <polacek@redhat.com>
3359 PR sanitizer/80067
3360 * fold-const.c (fold_comparison): Use protected_set_expr_location
3361 instead of SET_EXPR_LOCATION.
3363 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3365 * tree.c (add_expr): Avoid name lookup warning.
3367 2017-03-27 Jeff Law <law@redhat.com>
3369 PR tree-optimization/80216
3370 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
3371 function name. Limit recursion depth.
3372 (record_temporary_equivalences): Corresponding changes.
3374 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
3376 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
3377 covered first.
3379 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3381 PR target/80102
3382 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
3383 notes.
3384 * cfgcleanup.c (reg_note_cfa_p): New array.
3385 (insns_have_identical_cfa_notes): New function.
3386 (old_insns_match_p): Don't cross-jump in between /f
3387 and non-/f instructions. If both i1 and i2 are frame related,
3388 verify all CFA notes, their order and content.
3390 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3392 PR target/78543
3393 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
3394 HImode and SImode with zero extend to DImode to one insn.
3395 (bswap<mode>2_extenddi): Likewise.
3396 (bswapsi2_extenddi): Likewise.
3397 (bswaphi2_extendsi): Likewise.
3398 (bswaphi2): Combine bswap HImode and SImode into one insn.
3399 Separate memory insns from swapping register.
3400 (bswapsi2): Likewise.
3401 (bswap<mode>2): Likewise.
3402 (bswaphi2_internal): Delete, no longer used.
3403 (bswapsi2_internal): Likewise.
3404 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
3405 store, and gpr<-gpr swap insns.
3406 (bswap<mode>2_store): Likewise.
3407 (bswaphi2_reg): Register only splitter, combine with the splitter.
3408 (bswaphi2 splitter): Likewise.
3409 (bswapsi2_reg): Likewise.
3410 (bswapsi2 splitter): Likewise.
3411 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
3412 the insns into load, store, and register/register insns.
3413 (bswapdi2_ldbrx): Likewise.
3414 (bswapdi2_load): Likewise.
3415 (bswapdi2_store): Likewise.
3416 (bswapdi2_reg): Likewise.
3418 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
3420 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
3421 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
3423 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
3425 PR target/80103
3426 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
3427 add comments.
3428 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3429 special handling for target option conflicts between dform
3430 options (-mpower9-dform, -mpower9-dform-vector,
3431 -mpower9-dform-scalar) and -mno-direct-move.
3433 2017-03-27 Richard Biener <rguenther@suse.de>
3435 PR tree-optimization/80181
3436 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
3438 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3440 * config/arc/predicates.md (move_double_src_operand): Replace the
3441 call to move_double_src_operand with a call to address_operand.
3443 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3445 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
3446 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
3447 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
3449 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3451 * config/arc/predicates.md (long_immediate_loadstore_operand):
3452 Consider scaled addresses cases.
3454 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3456 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
3457 restored when in interrupt.
3458 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
3459 doesn't have delay slot.
3461 2017-03-27 Richard Biener <rguenther@suse.de>
3463 PR ipa/79776
3464 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
3465 inlined thunk clones.
3467 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3469 PR sanitizer/80168
3470 * asan.c (instrument_derefs): Copy over last operand from
3471 original COMPONENT_REF to the new COMPONENT_REF with
3472 DECL_BIT_FIELD_REPRESENTATIVE.
3473 * ubsan.c (instrument_object_size): Likewise.
3475 2017-03-27 Richard Biener <rguenther@suse.de>
3477 PR tree-optimization/80170
3478 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
3479 sure DR/SCEV didnt fold in constants we do not see when looking
3480 at the reference base alignment.
3482 2017-03-27 Richard Biener <rguenther@suse.de>
3484 PR middle-end/80171
3485 * gimple-fold.c (fold_ctor_reference): Properly guard against
3486 NULL return value from canonicalize_constructor_val.
3488 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
3490 PR target/80180
3491 * config/i386/i386.c (ix86_expand_builtin)
3492 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
3493 flags reg setting and flags reg using instructions.
3494 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
3495 clobbering instructions to zero extend op2.
3497 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
3499 * doc/install.texi (Configuration) <--with-aix-soname>:
3500 Update link to AIX ld.
3502 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
3504 PR rtl-optimization/80160
3505 PR rtl-optimization/80159
3506 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
3507 reg_alternate_class into account.
3509 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
3511 PR target/80148
3512 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
3513 to consider in curr_insn_transform.
3515 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3517 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
3518 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
3519 and emit_mode_inner.
3521 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3523 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
3524 argument to the overloaded builtin variants. Use the new flag to
3525 deprecate certain builtin variants.
3526 * config/s390/s390-builtin-types.def: Add new builtin types.
3527 * config/s390/s390-builtins.h: Support new flags field for
3528 overloaded builtins.
3529 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
3530 (s390_macro_to_expand): Enable vector float data type.
3531 (s390_cpu_cpp_builtins_internal): Indicate support of the new
3532 builtins by incrementing the __VEC__ version number.
3533 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
3534 vec_xst.
3535 (s390_resolve_overloaded_builtin): Emit error messages depending
3536 on the builtin flags.
3537 * config/s390/s390.c (s390_expand_builtin): Support additional
3538 flags argument. Change error message to match the messages
3539 emitted in s390-c.c.
3540 * config/s390/s390.md: New UNSPEC_* constants.
3541 (op_type): Add new instruction types.
3542 * config/s390/vecintrin.h: Add new builtins and test data class
3543 constants.
3544 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
3545 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
3546 (VEC_INEXACT, VEC_NOINEXACT): New constants.
3547 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
3548 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
3549 ("vec_mergel<mode>"): V_HW -> VEC_HW.
3551 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
3552 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
3553 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
3554 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
3556 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
3557 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
3558 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
3559 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
3561 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
3562 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
3563 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
3564 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
3565 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
3566 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
3567 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
3569 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
3570 ("vec_scatter_element<V_HW_4:mode>_DI")
3571 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
3572 ("vec_fpint<mode>", "vflls")
3573 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
3574 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
3575 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
3576 ("*vec_cmphe<mode>_cc"): ... these.
3578 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
3579 mode constant instead of magic value.
3581 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3583 * config/s390/s390.c (s390_expand_vec_compare): Support other
3584 vector floating point modes than just V2DF.
3585 (s390_expand_vcond): Likewise.
3586 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
3587 (s390_cannot_change_mode_class): Prevent mode changes between TF
3588 and V1TF in vector registers.
3589 * config/s390/s390.md (DF, SF): New mode attributes.
3590 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
3591 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
3592 SFmode support for VRs.
3593 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
3594 vector fp modes.
3595 (VFT, VF_HW): New mode iterators.
3596 (vw, sdx): New mode attributes.
3597 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
3598 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
3599 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
3600 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
3601 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
3602 also the new vector floating point modes. Renaming to ...
3604 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
3605 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
3606 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
3607 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
3608 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
3609 ("vec_unordered<mode>"): ... these.
3611 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
3612 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
3613 ("*vec_extendv2df"): New insn definitions.
3615 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3617 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
3618 ("mulditi3_2", "*muldi3_sign"): New patterns.
3619 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
3620 rename the pattern definition.
3622 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3624 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3625 expander.
3626 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3628 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3630 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3631 instruction if possible.
3632 * config/s390/vector.md (vec_halfnumelts): New mode
3633 attribute.
3634 ("*vec_vllezlf<mode>"): New pattern.
3636 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3638 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3639 ("popcountv4si2", "popcountv2di2"): Rename to ...
3640 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3641 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3642 condition.
3643 ("popcount<mode>2_vxe"): New pattern.
3645 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3647 * common/config/s390/s390-common.c (processor_flags_table): Add
3648 arch12.
3649 * config.gcc: Add arch12.
3650 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3651 Default to arch12 for unknown CPU model numbers.
3652 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3653 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3654 PROCESSOR_max sanity check.
3655 * config/s390/s390-opts.h (enum processor_type): Add
3656 PROCESSOR_ARCH12.
3657 * config/s390/s390.c (processor_table): Add arch12.
3658 (s390_expand_builtin): Add check for B_VXE flag.
3659 (s390_issue_rate): Add PROCESSOR_ARCH12.
3660 (s390_get_sched_attrmask): Likewise.
3661 (s390_get_unit_mask): Likewise.
3662 (s390_sched_score): Enable z13 scheduling for arch12.
3663 (s390_sched_reorder): Likewise.
3664 (s390_sched_variable_issue): Likewise.
3665 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3666 PF_VXE.
3667 (s390_tune_attr): Use z13 scheduling also for arch12.
3668 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3669 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3670 (TARGET_VXE_P): New macros.
3671 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3672 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3673 * config/s390/s390.opt: Add arch12 as processor_type.
3675 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3677 * config/s390/s390.md
3678 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3679 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3680 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3682 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3683 Rename expanders to ...
3685 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3686 ("fixuns_truncdddi2_emu"): ... these.
3688 ("fixuns_trunc<mode>si2_emu"): New expander.
3690 ("*fixuns_truncdfdi2_z13"): Rename to ...
3691 ("*fixuns_truncdfdi2_vx"): ... this.
3693 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3695 * config/s390/2964.md: Remove the single element vector compare
3696 instructions which are no longer used.
3697 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3698 vector CCmodes.
3699 (s390_canonicalize_comparison): Remove handling of DFmode
3700 compares.
3701 (s390_expand_vec_compare_scalar): Remove function.
3702 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3703 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3704 pattern.
3705 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3707 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3709 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3710 FP zero.
3711 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3712 will anyway by matched by mov<mode>_64dfp.
3714 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3716 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3717 vlef/vstef. Add missing operand to vleif.
3719 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3721 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3722 pair for all vector types with 64 bit elements.
3723 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3724 * config/s390/vector.md (V_HW_64): ... here.
3725 (V_128_NOSINGLE): New mode iterator.
3726 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3727 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3728 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3729 ("*vec_load_pairv2di"): Change to ...
3730 ("*vec_load_pair<mode>"): ... this one.
3732 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3734 * config/s390/constraints.md: Add comments.
3735 (jKK): Reject element sizes > 8 bytes.
3736 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3737 s_operands.
3738 * config/s390/s390.md: Add the s_operand checks formerly in
3739 s390_split_ok_p to various splitters where they are still
3740 required.
3741 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3742 for 128 bit vectors. Plus two splitters.
3744 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3746 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3747 the file.
3749 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3751 PR target/79893
3752 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3753 error if the boundary argument is not constant.
3755 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3757 PR rtl-optimization/80112
3758 * loop-doloop.c (doloop_condition_get): Don't check condition
3759 if cmp isn't SET with IF_THEN_ELSE src.
3761 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3763 PR tree-optimization/80158
3764 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3765 replacing a candidate statement, also replace it for the
3766 candidate's alternate interpretation.
3767 (replace_rhs_if_not_dup): Likewise.
3768 (replace_one_candidate): Likewise.
3770 2017-03-24 Richard Biener <rguenther@suse.de>
3772 PR tree-optimization/80167
3773 * graphite-isl-ast-to-gimple.c
3774 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3775 properly.
3776 (translate_isl_ast_to_gimple::get_rename): Likewise.
3778 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3780 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3781 handling of certain combinations of target options, including the
3782 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3783 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3785 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3787 PR target/71436
3788 * config/arm/arm.md (*load_multiple): Add reload_completed to
3789 matching condition.
3791 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3792 Richard Biener <rguenth@suse.de>
3794 PR tree-optimization/79908
3795 PR tree-optimization/80136
3796 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3797 been cast away, gimplify_and_add suffices.
3799 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3801 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3803 2017-03-23 Richard Biener <rguenther@suse.de>
3805 PR tree-optimization/80032
3806 * gimplify.c (gimple_push_cleanup): Forced unconditional
3807 cleanups still have to go to the conditional_cleanups
3808 sequence.
3810 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3812 PR tree-optimization/80072
3813 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3814 to unsigned int.
3815 (next_operand_entry_id): Change type to unsigned int.
3816 (sort_by_operand_rank): Make sure to return the right return value
3817 even if unsigned fields are bigger than INT_MAX.
3818 (struct oecount): Change cnt and id type to unsigned int.
3819 (oecount_hasher::equal): Formatting fix.
3820 (oecount_cmp): Make sure to return the right return value
3821 even if unsigned fields are bigger than INT_MAX.
3822 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3824 PR c++/80129
3825 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3826 TREE_READONLY on result if writing it more than once.
3828 PR sanitizer/80110
3829 * doc/invoke.texi (-fsanitize=thread): Document that with
3830 -fnon-call-exceptions atomics are not able to throw
3831 exceptions.
3833 PR sanitizer/80110
3834 * tsan.c: Include tree-eh.h.
3835 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3836 maybe_clean_or_replace_eh_stmt where needed.
3837 (instrument_memory_accesses): Add cfg_changed argument.
3838 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3839 if it returned true.
3840 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3842 PR rtl-optimization/63191
3843 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3844 wrapper function, moved the whole old content into ...
3845 (ix86_delegitimize_address_1): ... this. New inline function.
3846 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3847 true as last argument instead of ix86_delegitimize_address.
3849 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3851 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3852 cortexa57_branch_cost.
3854 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3856 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3858 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3860 PR target/80123
3861 * doc/md.texi (Constraints): Document wA constraint.
3862 * config/rs6000/constraints.md (wA): New.
3863 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3864 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3865 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3866 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3868 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3870 PR c++/80029
3871 * gimplify.c (is_oacc_declared): New function.
3872 (oacc_default_clause): Use it to set default flags for acc declared
3873 variables inside parallel regions.
3874 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3875 declared variables.
3876 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3877 declare attribute to any decl as necessary.
3879 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3881 PR target/80082
3882 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3883 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3884 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3885 (arm_arch_lpae): This.
3886 * config/arm/arm.c (arm_arch7ve): Rename into ...
3887 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3888 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3889 arm_arch_lpae.
3891 2017-03-22 Martin Liska <mliska@suse.cz>
3893 PR target/79906
3894 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3895 error message instead of an ICE.
3897 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3899 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3901 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3903 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3904 comments.
3905 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3906 comments.
3908 2017-03-21 Martin Sebor <msebor@redhat.com>
3910 * doc/extend.texi: Use "cannot" instead of "can't."
3911 * doc/hostconfig.texi: Same.
3912 * doc/install.texi: Same.
3913 * doc/invoke.texi: Same.
3914 * doc/loop.texi: Same.
3915 * doc/md.texi: Same.
3916 * doc/objc.texi: Same.
3917 * doc/rtl.texi: Same.
3918 * doc/tm.texi: Same.
3919 * doc/tm.texi.in: Same.
3920 * doc/trouble.texi: Same.
3922 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3924 PR debug/63238
3925 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3926 (collect_checksum_attributes): Set it.
3927 (die_checksum_ordered): Use it.
3929 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3931 PR tree-optimization/79908
3932 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3933 change: For a VA_ARG whose LHS has been cast away, use
3934 force_gimple_operand to construct the side effects.
3936 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3938 PR translation/80001
3939 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3940 more amenable to translation.
3941 (oacc_loop_auto_partitions): Likewise.
3943 2017-03-21 Marek Polacek <polacek@redhat.com>
3944 Martin Sebor <msebor@redhat.com>
3946 PR tree-optimization/80109
3947 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3948 on INTEGRAL_TYPE_P.
3950 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3951 Segher Boessenkool <segher@kernel.crashing.org>
3953 PR target/80125
3954 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3955 check reg_used_between_p between insn and one of succ or succ2
3956 depending on if succ is artificial insn not inserted into insn
3957 stream.
3959 2017-03-21 Martin Liska <mliska@suse.cz>
3961 PR gcov-profile/80081
3962 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3963 * doc/gcc.texi: Include gcov-dump stuff.
3964 * doc/gcov-dump.texi: New file.
3966 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3968 PR rtl-optimization/79150
3969 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3970 conditional jump, if the jump is the last insn of the loop.
3972 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3973 Richard Biener <rguenth@suse.de>
3975 PR tree-optimization/79908
3976 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3977 been cast away, use force_gimple_operand to construct the side
3978 effects.
3980 2017-03-21 Martin Liska <mliska@suse.cz>
3982 PR libfortran/79956
3983 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3984 to NULL.
3986 2017-03-21 Brad Spengler <spender@grsecurity.net>
3988 PR plugins/80094
3989 * plugin.c (htab_hash_plugin): New function.
3990 (add_new_plugin): Use it and adjust.
3991 (parse_plugin_arg_opt): Adjust.
3992 (init_one_plugin): Likewise.
3994 2017-03-21 Richard Biener <rguenther@suse.de>
3996 PR tree-optimization/80032
3997 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3998 if set force the cleanup to happen unconditionally.
3999 (gimplify_target_expr): Push inserted clobbers with force_uncond
4000 to avoid them being removed by control-dependent DCE.
4002 2017-03-21 Richard Biener <rguenther@suse.de>
4004 PR tree-optimization/80122
4005 * tree-inline.c (copy_bb): Do not expans va-arg packs or
4006 va_arg_pack_len when the inlined call stmt requires pack
4007 expansion itself.
4008 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
4010 2017-03-21 Jakub Jelinek <jakub@redhat.com>
4012 PR sanitizer/78158
4013 * tsan.c (instrument_builtin_call): If the memory model argument
4014 is not a constant, assume it is valid.
4016 PR c/67338
4017 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
4018 avoid UB.
4020 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4022 PR rtl-optimization/79910
4023 * combine.c (can_combine_p): Do not allow combining an I0 or I1
4024 if its dest is used by an insn before I2 (other than the combined
4025 insns themselves, which are properly handled already).
4027 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4029 Revert:
4030 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4032 * combine.c (record_used_regs): New static function.
4033 (try_combine): Handle situations where there is an additional
4034 instruction between I2 and I3 which needs to have a LOG_LINK
4035 updated.
4037 Revert:
4038 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4040 * combine.c (try_combine): Delete redundant i1 test. Call
4041 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4043 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4045 PR target/80083
4046 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
4047 alternatives 13/14.
4049 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4051 PR tree-optimization/80054
4052 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
4053 the optimization if a PHI or any of its arguments is not dominated
4054 by the candidate's basis. Use gphi* rather than gimple* as
4055 appropriate.
4056 (replace_profitable_candidates): Clean up a gimple* variable that
4057 should be a gphi* variable.
4059 2017-03-20 Martin Sebor <msebor@redhat.com>
4061 PR c++/52477
4062 * doc/extend.texi (attribute constructor): Document present limitation.
4064 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
4066 PR target/79963
4067 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
4068 __POWER9_VECTOR__ #ifdef control, change template definition to
4069 use Power9-specific built-in function.
4070 (vec_any_eq): Likewise.
4071 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
4072 to control outcomes from this test.
4073 (vector_ae_<mode>p): For VEC_F modes, likewise.
4075 2017-03-20 Ian Lance Taylor <iant@google.com>
4077 * config/i386/i386.c (ix86_function_regparm): Save an extra
4078 register for -fsplit-stack with DECL_STATIC_CHAIN.
4080 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4082 PR target/79912
4083 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
4084 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
4086 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4088 * config/riscv/riscv.c (riscv_print_operand): Use "fence
4089 iorw,ow".
4090 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
4091 iorw,iorw".
4093 2017-03-20 Marek Polacek <polacek@redhat.com>
4095 PR sanitizer/80063
4096 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
4098 2017-03-20 Richard Biener <rguenther@suse.de>
4100 PR tree-optimization/80113
4101 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
4102 allocate extra SSA name for PHI def.
4103 (add_close_phis_to_outer_loops): Likewise.
4104 (add_close_phis_to_merge_points): Likewise.
4105 (copy_loop_close_phi_args): Likewise.
4106 (copy_cond_phi_nodes): Likewise.
4108 2017-03-20 Martin Liska <mliska@suse.cz>
4110 PR middle-end/79753
4111 * tree-chkp.c (chkp_build_returned_bound): Do not build
4112 returned bounds for a LHS that's not a BOUNDED_P type.
4114 2017-03-20 Martin Liska <mliska@suse.cz>
4116 PR target/79769
4117 PR target/79770
4118 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
4119 COMPLEX_CST and VECTOR_CST.
4121 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4123 PR target/78857
4124 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
4125 target operand. A new splitter adds the clobber statement in case
4126 the target operand is dead anyway.
4128 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
4130 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
4131 to age-old versions of binutils and glibc.
4133 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
4135 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
4137 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4139 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
4141 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4143 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
4144 requirement for binutils 2.13.
4146 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4148 * combine.c (try_combine): Delete redundant i1 test. Call
4149 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4151 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
4153 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
4154 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
4155 contents.
4156 <riscv64-*-elf>: Re-arrange section
4157 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
4158 <riscv32-*-linux>: Likewise.
4159 <riscv64-*-elf>: Likewise
4160 <riscv64-*-linux>: Likewise.
4162 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
4164 PR target/80052
4165 * aarch64.opt(verbose-cost-dump): Fix typo.
4167 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
4169 PR target/79951
4170 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
4171 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
4173 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4175 * reload.c (find_reloads): When reloading a nonoffsettable address,
4176 use RELOAD_OTHER for it and its address reloads.
4178 PR rtl-optimization/79910
4179 * combine.c (record_used_regs): New static function.
4180 (try_combine): Handle situations where there is an additional
4181 instruction between I2 and I3 which needs to have a LOG_LINK
4182 updated.
4184 2017-03-17 Jeff Law <law@redhat.com>
4186 PR tree-optimization/71437
4187 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
4188 conditional in the hash table first.
4189 (vrp_dom_walker::before_dom_children): Extract condition from
4190 ASSERT_EXPR. Record condition, its inverion and any implied
4191 conditions as well.
4193 2017-03-17 Marek Polacek <polacek@redhat.com>
4194 Markus Trippelsdorf <markus@trippelsdorf.de>
4196 PR tree-optimization/80079
4197 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
4198 m_stores_head.
4200 2017-03-17 Richard Biener <rguenther@suse.de>
4202 PR middle-end/80075
4203 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
4204 Properly verify the LHS before the RHS possibly claims to be
4205 handled.
4206 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
4207 do not throw.
4209 2017-03-17 Martin Jambor <mjambor@suse.cz>
4211 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
4212 (List of -O2 options): Likewise.
4213 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
4214 (-fipa-vrp) New.
4216 2017-03-17 Tom de Vries <tom@codesourcery.com>
4218 * gcov-dump.c (print_usage): Print bug_report_url.
4220 2017-03-17 Richard Biener <rguenther@suse.de>
4222 PR middle-end/80050
4223 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
4224 (parser::peek): Likewise.
4226 2017-03-17 Richard Biener <rguenther@suse.de>
4228 PR tree-optimization/80048
4229 * sese.c (free_sese_info): Properly release rename_map and
4230 copied_bb_map elements.
4232 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
4234 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
4235 Add linked-list forward and backlinks. Insert on
4236 construction, remove on destruction.
4237 (class pass_store_merging): Add m_stores_head field.
4238 (pass_store_merging::terminate_and_process_all_chains):
4239 Iterate over m_stores_head list.
4240 (pass_store_merging::terminate_all_aliasing_chains):
4241 Likewise.
4242 (pass_store_merging::execute): Check for debug stmts first.
4243 Push new chains onto the m_stores_head stack.
4245 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
4247 PR target/71294
4248 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
4249 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
4250 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
4252 2017-03-16 Jeff Law <law@redhat.com>
4254 PR tree-optimization/71437
4255 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
4256 member function. Implementation moved into after_dom_children
4257 member function and into the threader's thread_outgoing_edges
4258 function.
4259 (dom_opt_dom_walker::after_dom_children): Simplify by moving
4260 some code into new thread_outgoing_edges.
4261 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
4262 definition. Simplify marker handling (do it here). Assume we always
4263 have the available expression and the const/copies tables.
4264 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
4265 and tree-vrp.c
4266 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
4267 * tree-vrp.c (equiv_stack): No longer file scoped.
4268 (vrp_dom_walker): New class.
4269 (vrp_dom_walker::before_dom_children): New member function.
4270 (vrp_dom_walker::after_dom_children): Likewise.
4271 (identify_jump_threads): Setup domwalker. Use it rather than
4272 walking edges in a random order by hand. Simplify setup/finalization.
4273 (finalize_jump_threads): Remove.
4274 (vrp_finalize): Do not call identify_jump_threads here.
4275 (execute_vrp): Do it here instead and call thread_through_all_blocks
4276 here too.
4278 PR tree-optimization/71437
4279 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
4280 callers changed.
4281 (simplify_stmt_for_jump_threading): Add basic_block argument. All
4282 callers changed.
4283 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
4284 (dom_opt_dom_walker::thread_across_edge): Remove
4285 handle_dominating_asserts argument. All callers changed.
4286 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
4287 changes. Remove calls to lhs_of_dominating_assert. Other
4288 uses of handle_dominating_asserts turn into unconditional code
4289 (simplify_control_stmt_condition_1): Likewise.
4290 (simplify_control_stmt_condition): Likewise.
4291 (thread_through_normal_block, thread_across_edge): Likewise.
4292 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
4293 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
4294 object if it is not an SSA_NAME.
4295 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
4296 before calling into the VRP specific simplifiers.
4297 (identify_jump_threads): Remove handle_dominating_asserts
4298 argument.
4300 2017-03-16 Jakub Jelinek <jakub@redhat.com>
4302 PR fortran/79886
4303 * tree-diagnostic.c (default_tree_printer): No longer static.
4304 * tree-diagnostic.h (default_tree_printer): New prototype.
4306 2017-03-16 Tamar Christina <tamar.christina@arm.com>
4308 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
4309 Change ins into fmov.
4311 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4313 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
4314 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
4315 Use h_con constraint for operand 1.
4316 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4317 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
4319 2017-03-15 Jeff Law <law@redhat.com>
4321 PR tree-optimization/71437
4322 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
4323 (record_temporary_equivalences): Use it.
4325 PR tree-optimization/71437
4326 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
4327 tree-ssa-scopedtables.
4328 (lookup_avail_expr, build_and_record_new_cond): Likewise.
4329 (record_conditions, record_cond, vuse_eq): Likewise.
4330 (record_edge_info): Adjust to API tweak of record_conditions.
4331 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
4332 (record_temporary_equivalences, optimize_stmt): Likewise.
4333 (eliminate_redundant_computations): Likewise.
4334 (record_equivalences_from_stmt): Likewise.
4335 * tree-ssa-scopedtables.c: Include options.h and params.h.
4336 (vuse_eq): New function, moved from tree-ssa-dom.c
4337 (build_and_record_new_cond): Likewise.
4338 (record_conditions): Likewise. Accept vector of conditions rather
4339 than edge_equivalence structure for first argument.
4340 for the first argument.
4341 (avail_exprs_stack::lookup_avail_expr): New member function, moved
4342 from tree-ssa-dom.c.
4343 (avail_exprs_stack::record_cond): Likewise.
4344 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
4345 from tree-ssa-dom.c.
4346 (avail_exprs_stack): Add new member functions lookup_avail_expr
4347 and record_cond.
4348 (record_conditions): Declare.
4350 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
4352 PR target/80017
4353 * lra-constraints.c (process_alt_operands): Increase reject for
4354 reloading an input/output operand.
4356 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4358 PR target/79038
4359 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
4360 insns to convert from signed/unsigned char/short to IEEE 128-bit
4361 floating point.
4362 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
4364 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
4366 PR target/80019
4367 * config/i386/i386.c (ix86_vector_duplicate_value): Create
4368 subreg of inner mode for values already in registers.
4370 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
4372 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
4373 iteration reg is used after the loop.
4375 2017-03-14 Martin Sebor <msebor@redhat.com>
4377 PR tree-optimization/79800
4378 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
4379 precision in negative-positive range.
4380 (format_floating): Call non-const overload with adjusted precision.
4382 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4384 PR target/79947
4385 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
4386 -mpowerpc-gfxopt.
4388 2017-03-14 Martin Sebor <msebor@redhat.com>
4390 PR middle-end/80020
4391 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
4392 * builtins.def (aligned_alloc): Use it.
4394 PR c/79936
4395 * Makefile.in (GTFILES): Add calls.c.
4396 * calls.c: Include "gt-calls.h".
4398 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
4400 PR rtl-optimization/79728
4401 * regs.h (struct target_regs): New field
4402 x_contains_allocatable_regs_of_mode.
4403 (contains_allocatable_regs_of_mode): New macro.
4404 * reginfo.c (init_reg_sets_1): Initialize it, and change
4405 contains_reg_of_mode so it includes global regs as well.
4406 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
4407 rather than contains_regs_of_mode.
4409 2017-03-14 Martin Liska <mliska@suse.cz>
4411 * doc/invoke.texi: Document options that can't be combined with
4412 -fcheck-pointer-bounds.
4414 2017-03-14 Martin Liska <mliska@suse.cz>
4416 PR middle-end/79831
4417 * doc/invoke.texi (-Wchkp): Document the option.
4419 2017-03-14 Martin Liska <mliska@suse.cz>
4421 * Makefile.in: Install gcov-dump.
4423 2017-03-14 Martin Liska <mliska@suse.cz>
4425 * multiple_target.c (expand_target_clones): Bail out for
4426 an invalid attribute.
4428 2017-03-14 Richard Biener <rguenther@suse.de>
4430 * alias.c (struct alias_set_entry): Pack properly.
4431 * cfgloop.h (struct loop): Likewise.
4432 * cse.c (struct set): Likewise.
4433 * ipa-utils.c (struct searchc_env): Likewise.
4434 * loop-invariant.c (struct invariant): Likewise.
4435 * lra-remat.c (struct cand): Likewise.
4436 * recog.c (struct change_t): Likewise.
4437 * rtl.h (struct address_info): Likewise.
4438 * symbol-summary.h (function_summary): Likewise.
4439 * tree-loop-distribution.c (struct partition): Likewise.
4440 * tree-object-size.c (struct object_size_info): Likewise.
4441 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
4442 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
4443 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
4444 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
4445 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
4446 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
4447 (struct _stmt_vec_info): Likewise.
4449 2017-03-14 Martin Liska <mliska@suse.cz>
4451 PR target/79892
4452 * multiple_target.c (create_dispatcher_calls): Check that
4453 a target can create a function dispatcher.
4455 2017-03-14 Martin Liska <mliska@suse.cz>
4457 PR lto/66295
4458 * multiple_target.c (expand_target_clones): Drop local.local
4459 flag for default implementation.
4461 2017-03-14 Richard Biener <rguenther@suse.de>
4463 PR tree-optimization/80030
4464 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
4466 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
4468 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
4469 gcc_fallthrough() instead of __attribute__((fallthrough));
4471 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4473 * doc/gcc.texi: Remove "up" link to (DIR).
4474 * doc/gccint.texi: Ditto.
4476 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4478 * doc/install.texi (Specific) <avr>: Remove reference to
4479 binutils 2.13.
4481 2017-03-13 Jeff Law <law@redhat.com>
4483 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
4484 attribute rather than comments.
4486 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
4487 match_scratch operand is highest.
4489 2017-03-13 Martin Liska <mliska@suse.cz>
4491 PR middle-end/78339
4492 * ipa-pure-const.c (warn_function_noreturn): If the declarations
4493 is a CHKP clone, use original declaration.
4495 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4497 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
4498 (arc_conditional_register_usage): Use a different allocation order
4499 when optimizing for size.
4500 * common/config/arc/arc-common.c (arc_option_optimization_table):
4501 Section anchors default on when optimizing for size.
4503 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4505 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
4507 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4509 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
4510 * config/arc/arc.md (cpu_facility): Add cd variant.
4511 (*movqi_insn): Add code density variant.
4512 (*movhi_insn): Likewise.
4513 (*movqi_insn): Likewise.
4514 (*addsi3_mixed): Likewise.
4515 (subsi3_insn): Likewise.
4517 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4519 * config/arc/arc.md (movsi_cond_exec): Update constraint.
4521 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4523 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
4524 expressions with MINUS and UNARY ops.
4526 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4528 PR target/79911
4529 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
4530 Rename to...
4531 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
4532 between vec_select and vector argument.
4533 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
4534 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
4535 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
4536 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
4537 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
4538 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
4540 2017-03-13 Richard Biener <rguenther@suse.de>
4542 PR other/79991
4543 * params.def (vect-max-peeling-for-alignment): Fix typo.
4545 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4547 * doc/install.texi (Specific) <mips-*-*>: Remove description of
4548 issue that only occurred with binutils below 2.18.
4550 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4552 * doc/install.texi (Specific) <cris-axis-elf>: No longer
4553 refer to binutils 2.11/2.12 minimum.
4555 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4557 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
4558 ftp.kernel.org and simplify binutils requirement.
4560 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
4562 * doc/invoke.texi (Warning Options): Fix spelling of link-time
4563 optimization.
4564 (Optimize Options): Ditto. Also remove redundancy.
4566 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4568 PR translation/79848
4569 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
4570 "%qs".
4571 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
4572 to G_ to avoid double translation.
4574 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4576 PR translation/79923
4577 * auto-profile.c (get_combined_location): Convert leading
4578 character of diagnostics to lower case and remove trailing period.
4579 (read_profile): Likewise for various diagnostics.
4580 * config/arm/arm.c (arm_option_override): Remove trailing period
4581 from various diagnostics.
4582 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
4583 (msp430_expand_delay_cycles): Likewise.
4585 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4587 PR target/79925
4588 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
4589 full command-line argument, rather than just "str".
4590 (aarch64_validate_march): Likewise.
4591 (aarch64_validate_mtune): Likewise.
4593 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
4595 PR rtl-optimization/78911
4596 * lra-assigns.c (must_not_spill_p): New function.
4597 (spill_for): Use it.
4599 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4601 PR tree-optimization/79981
4602 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
4603 ATOMIC_COMPARE_EXCHANGE ifn result.
4604 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
4605 IFN_ATOMIC_COMPARE_EXCHANGE.
4607 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4609 PR driver/79875
4610 * opts.c (parse_sanitizer_options): Add missing question mark to
4611 "did you mean" message.
4613 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4615 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
4616 built-in.
4617 (VMULEUH_UNS): Likewise.
4618 (VMULOUB_UNS): Likewise.
4619 (VMULOUH_UNS): Likewise.
4620 * config/rs6000/rs6000.c (builtin_function_type): Remove
4621 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
4623 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4625 PR bootstrap/79952
4626 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4627 x with result of extra_parsing_for_operand_code_0.
4628 (function_reader::extra_parsing_for_operand_code_0): Convert
4629 return type from void to rtx, returning x. When reading
4630 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4631 larger size containing struct block_symbol.
4633 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4635 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4636 -mfloat128-hardware without -m64.
4638 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4640 PR target/79941
4641 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4642 entries to the case statement that marks unsigned arguments to
4643 overloaded functions.
4645 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4647 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4648 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4650 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4652 PR target/79907
4653 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4654 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4656 2017-03-10 Martin Liska <mliska@suse.cz>
4658 PR target/65705
4659 PR target/69804
4660 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4661 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4662 FIELD != NULL.
4664 2017-03-10 Olivier Hainque <hainque@adacore.com>
4666 * tree-switch-conversion (array_value_type): Start by resetting
4667 candidate type to it's main variant.
4669 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4671 PR rtl-optimization/79909
4672 * combine.c (try_combine): Use simplify_replace_rtx on individual
4673 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4674 of the whole CALL_INSN_FUNCTION_USAGE.
4676 PR tree-optimization/79972
4677 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4678 get_range_info on SSA_NAMEs. Formatting fixes.
4680 2017-03-10 Richard Biener <rguenther@suse.de>
4681 Jakub Jelinek <jakub@redhat.com>
4683 PR tree-optimization/77975
4684 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4685 edge to be constant.
4686 (get_val_for): For constant x return it. Formatting fix.
4687 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4688 would use the same bases as the current one.
4690 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4692 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4693 instead of vec_select for V1TImode.
4694 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4695 longer needed.
4696 (VSX_LE_128): Add V1TI to this mode iterator.
4697 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4698 (*vsx_le_perm_store_<mode>): Likewise.
4699 (pre-reload splitter for VSX stores): Likewise.
4700 (post-reload splitter for VSX stores): Likewise.
4701 (*vsx_xxpermdi2_le_<mode>): Likewise.
4702 (*vsx_lxvd2x2_le_<mode>): Likewise.
4703 (*vsx_stxvd2x2_le_<mode>): Likewise.
4705 2017-03-09 Michael Eager <eager@eagercon.com>
4707 Correct failures with --enable-checking=yes,rtl.
4709 * config/microblaze/microblaze.c (microblaze_expand_shift):
4710 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4711 test for const0_rtx.
4712 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4713 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4715 2017-03-09 Richard Biener <rguenther@suse.de>
4717 PR tree-optimization/79977
4718 * graphite-scop-detection.c (scop_detection::merge_sese):
4719 Handle the case of extra exits to blocks dominating the entry.
4721 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4723 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4724 Document rdynamic.
4726 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4728 PR rtl-optimization/79949
4729 * lra-constraints.c (process_alt_operands): Check memory when
4730 trying to predict a cycle. Print about the overall increase.
4732 2017-03-09 Richard Biener <rguenther@suse.de>
4734 PR middle-end/79971
4735 * gimple-expr.c (useless_type_conversion_p): Preserve
4736 TYPE_SATURATING for fixed-point types.
4738 2017-03-09 Richard Biener <rguenther@suse.de>
4740 PR ipa/79970
4741 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4742 alignment of BLKmode params.
4744 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4746 PR target/79913
4747 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4748 (VALL_NO_V2Q): Likewise.
4749 (VDQF_DF): Delete.
4750 * config/aarch64/aarch64-simd.md
4751 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4752 iterator.
4753 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4754 VALL_NO_V2Q mode iterator.
4755 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4757 2017-03-09 Martin Liska <mliska@suse.cz>
4759 PR tree-optimization/79631
4760 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4761 tree_int_cst_sign_bit just for INTEGER constants.
4763 2017-03-09 Martin Liska <mliska@suse.cz>
4765 PR target/65705
4766 PR target/69804
4767 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4768 sanitizers.
4770 2017-03-09 Marek Polacek <polacek@redhat.com>
4772 PR c++/79672
4773 * tree.c (inchash::add_expr): Handle TREE_VEC.
4775 2017-03-09 Martin Liska <mliska@suse.cz>
4777 PR ipa/79764
4778 (chkp_narrow_size_and_offset): New function.
4779 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4780 (void chkp_parse_bit_field_ref): New function.
4781 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4782 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4784 2017-03-09 Martin Liska <mliska@suse.cz>
4786 PR ipa/79761
4787 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4788 (chkp_find_bounds_1): Remove gcc_unreachable.
4790 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4792 PR sanitizer/79944
4793 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4794 BUILT_IN_SYNC*, determine the access type from the size suffix and
4795 always build a MEM_REF with that type. Handle forgotten
4796 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4798 PR target/79932
4799 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4800 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4801 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4802 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4803 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4804 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4805 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4806 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4807 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4808 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4809 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4810 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4811 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4812 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4813 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4814 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4815 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4816 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4817 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4818 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4819 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4820 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4821 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4822 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4823 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4824 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4825 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4826 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4827 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4828 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4829 definitions outside of __OPTIMIZE__ guarded section.
4831 PR target/79932
4832 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4833 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4834 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4835 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4836 guarded section.
4838 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4840 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4841 ("vfenez<mode>"): Add missing constraints.
4843 2017-03-08 Martin Sebor <msebor@redhat.com>
4845 PR target/79928
4846 * config/nds32/nds32.c (nds32_option_override):
4847 Fix misspelled diagnostic.
4849 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4851 PR c/79940
4852 * gimplify.c (gimplify_omp_for): Replace index var in outer
4853 taskloop statement with an artificial variable and add
4854 OMP_CLAUSE_PRIVATE clause for it.
4856 2017-03-08 Richard Biener <rguenther@suse.de>
4858 PR tree-optimization/79955
4859 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4860 for accesses that are completely outside of the variable.
4862 2017-03-08 Andrew Haley <aph@redhat.com>
4864 PR tree-optimization/79943
4865 * tree-ssa-loop-split.c (compute_new_first_bound): When
4866 calculating the new upper bound, (END-BEG) should be added, not
4867 subtracted.
4869 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4871 * config/avr/avr.md (setmemhi): Make sure match_dup
4872 operand number comes before match_scratch.
4874 2017-03-08 Richard Biener <rguenther@suse.de>
4876 PR tree-optimization/79920
4877 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4878 with ncopies == 1 to ...
4879 (vect_transform_slp_perm_load): ... here. Properly compute
4880 all element loads by iterating VF times over the group. Do
4881 not handle ncopies (computed in a broken way) in
4882 vect_create_mask_and_perm.
4884 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4886 PR sanitizer/79904
4887 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4888 is a uniform vector, use uniform_vector_p return value instead of
4889 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4891 2017-03-07 Marek Polacek <polacek@redhat.com>
4893 PR middle-end/79809
4894 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4895 (alloca_call_type): Likewise.
4897 2017-03-07 Martin Liska <mliska@suse.cz>
4899 * gcov.c (process_args): Put comment to correct location.
4901 2017-03-07 Martin Liska <mliska@suse.cz>
4903 PR middle-end/68270
4904 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4905 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4906 (chkp_narrow_bounds_for_field): Likewise.
4907 (chkp_parse_array_and_component_ref): Pass one more argument to
4908 call.
4910 2017-03-07 Richard Biener <rguenther@suse.de>
4912 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4913 preheaders.
4915 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4917 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4918 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4920 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4922 PR c/79855
4923 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4924 to end of description.
4925 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4927 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4929 PR rtl-optimization/79901
4930 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4931 ...
4932 (*avx512f_<code><mode>3<mask_name>): ... this.
4933 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4934 iterator instead of VI8_AVX2_AVX512BW.
4936 PR rtl-optimization/79901
4937 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4938 min/max expander, expand it using expand_vec_cond_expr.
4940 PR sanitizer/79897
4941 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4942 temporary.
4944 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4946 PR c++/79821
4947 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4948 to void * for PCH reasons.
4949 * dwarf2out.c (output_loc_operands, output_die): Cast
4950 v.val_vec.array to unsigned char *.
4952 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4954 PR target/77850
4955 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4956 vector types.
4958 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4960 PR rtl-optimization/79571
4961 * lra-constraints.c (process_alt_operands): Calculate static
4962 reject and subtract it from overall when only addresses will be
4963 reloaded.
4965 2017-03-06 Julia Koval <julia.koval@intel.com>
4967 PR target/79793
4968 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4969 incoming stack boundary to 128 for 64-bit targets.
4971 2017-03-06 Richard Biener <rguenther@suse.de>
4973 PR tree-optimization/79894
4974 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4975 to NULL after folding it.
4977 2017-03-06 Richard Biener <rguenther@suse.de>
4979 PR tree-optimization/79824
4980 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4981 check disabling peeling for gaps.
4983 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4985 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4986 attributes): Document gettimeofday.
4988 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4990 * config/s390/s390.c (s390_option_override_internal): Set
4991 PARAM_MIN_VECT_LOOP_BOUND
4993 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4995 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4996 * config/s390/s390.md: Likewise.
4998 2017-03-06 Jakub Jelinek <jakub@redhat.com>
5000 PR target/79812
5001 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
5002 (<avx2_avx512>_perm<mode>): Rename to ...
5003 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
5004 of VI8F_256_512.
5005 (<avx512>_perm<mode>_mask): Rename to ...
5006 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
5007 of VI8F_256_512.
5008 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
5009 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
5010 instead of VI8F_256_512.
5011 (avx512f_perm<mode>): New define_expand.
5012 (avx512f_perm<mode>_mask): Likewise.
5013 (avx512f_perm<mode>_1<mask_name>): New define_insn.
5014 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
5016 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5018 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
5019 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
5020 if_then_else.
5021 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
5023 2017-03-06 Martin Liska <mliska@suse.cz>
5025 PR sanitize/79783
5026 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
5027 when having a SSA NAME w/o VAR_DECL assigned to it.
5029 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5031 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
5032 msa_dpsub_<su>_d): Fix MODE for vec_select.
5034 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5036 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
5037 argument.
5038 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
5040 2017-03-06 Richard Biener <rguenther@suse.de>
5042 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
5043 * plugin.c (register_plugin_info): Likewise.
5044 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
5046 2017-03-05 Jakub Jelinek <jakub@redhat.com>
5048 * config/i386/sse.md (sse_storehps, sse_storelps,
5049 avx_<castmode><avxsizesuffix>_<castmode>,
5050 avx512f_<castmode><avxsizesuffix>_<castmode>,
5051 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
5052 in condition that at least one operand is not a MEM.
5054 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5056 PR middle-end/79805
5057 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
5058 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
5059 ECF_NOTHROW.
5060 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
5061 gimple_call_nothrow_p flag based on whether original builtin can throw.
5062 If it can, emit following stmts on the fallthrough edge.
5063 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
5064 don't create new bb if inserting just debug stmts on the edge, try to
5065 insert them on the fallthru bb or just reset debug stmts.
5067 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
5069 PR target/43763
5070 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
5071 restore recog_data (including the operand rtxes inside it) around
5072 the call to get_insn_template.
5074 2017-03-03 Martin Sebor <msebor@redhat.com>
5076 PR tree-optimization/79699
5077 * context.c (context::~context): Free MPFR caches to avoid
5078 a memory leak on program exit.
5080 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5082 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
5083 Use wide_int::ulow () instead of .elt (0).
5085 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5087 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
5088 (*pushxf): Limit oF constraint to 32bit targets and add oC
5089 constraint for 64bit targets.
5090 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
5091 (*pushdf): Change rmF constraint to rmC.
5093 2017-03-03 Martin Liska <mliska@suse.cz>
5095 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
5096 Remove unused variable.
5098 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5100 PR target/79807
5101 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
5102 is a memory operand, increase num_memory.
5103 (ix86_expand_args_builtin): Likewise.
5105 2017-03-03 Jan Hubicka <jh@suse.cz>
5107 PR lto/79760
5108 * ipa-devirt.c (maybe_record_node): Properly handle
5109 __cxa_pure_virtual visibility.
5111 2017-03-03 Martin Liska <mliska@suse.cz>
5113 PR tree-optimization/79803
5114 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
5115 assert.
5116 (pass_loop_prefetch::execute): Disabled optimization if an
5117 assumption about L1 cache size is not met.
5119 2017-03-03 Martin Liska <mliska@suse.cz>
5121 PR rtl-optimization/79574
5122 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
5123 (hash_scan_set): Likewise.
5124 (dump_hash_table): Likewise.
5125 (hoist_code): Likewise.
5127 2017-03-03 Richard Biener <rguenther@suse.de>
5129 * fixed-value.c (fixed_from_string): Restore use of elt (1)
5130 in place of uhigh ().
5131 (fixed_convert_from_real): Likewise.
5133 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5135 PR target/79514
5136 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
5138 2017-03-03 Richard Biener <rguenther@suse.de>
5140 PR middle-end/79818
5141 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
5142 TYPE_OVERFLOW_UNDEFINED check.
5144 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5146 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
5147 numbers.
5148 (vector_ae_<mode>_p): Likewise.
5149 (vector_nez_<mode>_p): Likewise.
5150 (vector_ne_v2di_p): Likewise.
5151 (vector_ae_v2di_p): Likewise.
5152 (vector_ne_<mode>_p): Likewise.
5153 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
5154 numbers.
5155 (vsx_tsqrt<mode>2_fe): Likewise.
5157 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
5159 PR target/79514
5160 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
5162 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5164 PR rtl-optimization/79780
5165 * cprop.c (one_cprop_pass): When second and further conditional trap
5166 in a single basic block is turned into an unconditional trap, turn it
5167 into a deleted note to avoid RTL verification failures.
5169 2017-03-02 Richard Biener <rguenther@suse.de>
5171 * fold-const.c (const_binop): Use ulow () instead of elt (0).
5173 2017-03-02 Richard Biener <rguenther@suse.de>
5175 PR tree-optimization/79345
5176 PR c++/42000
5177 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
5178 param and abort the walk, returning -1 if it is hit.
5179 (walk_aliased_vdefs): Take a limit param and pass it on.
5180 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
5181 defaulting to 0 and return a signed int.
5182 * tree-ssa-uninit.c (struct check_defs_data): New struct.
5183 (check_defs): New helper.
5184 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
5185 about uninitialized memory.
5186 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
5187 bogus uninitialized warning.
5188 (fixed_convert_from_real): Likewise.
5190 2017-03-02 Bin Cheng <bin.cheng@arm.com>
5192 PR tree-optimization/66768
5193 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
5194 iv_use if base object can't be determined.
5196 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5198 PR tree-optimization/79345
5199 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
5200 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
5201 (get_pattern_stats): Initialize it.
5202 * genemit.c (gen_expand): Verify match_scratch numbers come after
5203 match_operand/match_dup numbers.
5204 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
5205 match_scratch numbers.
5206 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
5207 Likewise.
5208 * config/s390/s390.md (trunctdsd2): Likewise.
5210 2017-03-02 Richard Biener <rguenther@suse.de>
5212 * wide-int.h (wide_int_storage::operator=): Implement in terms
5213 of wi::copy.
5215 2017-03-02 Richard Biener <rguenther@suse.de>
5217 PR tree-optimization/79777
5218 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
5219 the to insert expression to sth existing.
5221 2017-03-01 Martin Sebor <msebor@redhat.com>
5223 PR middle-end/79692
5224 * gimple-ssa-sprintf.c
5225 (directive::known_width_and_precision): New function.
5226 (format_integer): Use it.
5227 (get_mpfr_format_length): Consider the full range of precision
5228 when computing %g output with the # flag. Set the likely byte
5229 count to 3 rather than 1 when precision is indeterminate.
5230 (format_floating): Correct the lower bound of precision.
5232 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5234 * doc/invoke.texi: Document default code model for 64-bit Linux.
5236 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5238 PR target/79752
5239 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
5240 udiv rather than div since input pattern is unsigned.
5242 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
5244 * config/i386/i386.c (print_reg): Warn for values of
5245 unsupported size in integer register.
5247 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5249 PR target/79439
5250 * config/rs6000/predicates.md (current_file_function_operand): Do
5251 not allow self calls to be local if the function is replaceable.
5253 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5255 PR target/79395
5256 * config/rs6000/altivec.h (vec_ctz and others): Change the
5257 preprocessor macro that controls conditional compilation from
5258 _ARCH_PWR9 to __POWER9_VECTOR__.
5259 (vec_all_ne): Change parameterization of __altivec_scalar_pred
5260 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
5261 control (instead of _ARCH_PWR9 control) so that template
5262 definition uses power9-specific function.
5263 (vec_any_eq): Likewise.
5264 (vec_all_ne): Change macro definition to use a power9-specific
5265 expansion under #ifdef __POWER9_VECTOR__ control (instead of
5266 _ARCH_PWR9 control).
5267 (vec_any_eq) Likewise.
5268 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
5269 expansion for CMPNEF to remove support for xvcmpnesp instruction.
5270 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
5271 support for xvcmpnedp instruction.
5272 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
5273 macro expansion so that Power9 implementation of vec_all_ne does
5274 not use the AltiVec predicate framework.
5275 (VCMPNEH_P): Likewise.
5276 (VCMPNEW_P): Likewise.
5277 (VCMPNED_P): Likewise.
5278 (VCMPNEFP_P): Likewise.
5279 (VCMPNEDP_P): Likewise.
5280 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
5281 implementation of vec_any_eq to not use AltiVec predicate
5282 framework.
5283 (VCMPAEH_P): Likewise.
5284 (VCMPAEW_P): Likewise.
5285 (VCMPAED_P): Likewise.
5286 (VCMPAEFP_P): Likewise.
5287 (VCMPAEDP_P): Likewise.
5288 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
5289 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
5290 not use the AltiVec predicate framework.
5291 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
5292 of vec_any_eq to not use AltiVec predicate framework.
5293 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
5294 support for predefined __POWER9_VECTOR__ macro to indicate that
5295 Power9 instruction selection is enabled.
5296 (altivec_overloaded_builtins): Remove extraneous
5297 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
5298 function argument types RS6000_BTI_bool_V16QI and
5299 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
5300 entry for overloaded function argument types RS6000_BTI_bool_V4SI
5301 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
5302 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
5303 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
5304 Power9 for implementations of vec_cmpne. Change the signature for
5305 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
5306 (representing vec_all_ne) to remove the previously described first
5307 argument of type RS6000_BTI_INTSI, as this was an artifact of
5308 reliance on the AltiVec predicate framework, which is no longer
5309 used in the implementation of these functions. Add
5310 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
5311 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
5312 since, unlike the AltiVec predicate framework implementation, we
5313 do not share function descriptors between vec_alle and vec_anyeq.
5314 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
5315 set of modes that receive special treatment even when
5316 TARGET_P9_VECTOR is true. The special treatment emits code that
5317 does not depend on Power9 instructions.
5318 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
5319 define_expand to not rely on AltiVec predicate framework.
5320 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5321 function.
5322 (vector_ne_v2di_p): Change this define_expand to not rely on
5323 AltiVec predicate framework.
5324 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
5325 function.
5326 (vector_ne_<mode>_p): Change this define_expand to not rely on
5327 AltiVec predicate framework.
5328 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5329 function.
5330 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
5331 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
5332 define_insn pattern.
5333 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
5334 define_insn pattern because the xvcmpne<VSs>. instruction is not
5335 supported.
5336 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
5337 instruction is not supported.
5339 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5341 * config/nvptx/nvptx.c: Include intl.h.
5343 2017-03-01 Martin Jambor <mjambor@suse.cz>
5345 PR lto/78140
5346 * ipa-prop.h (ipa_bits): Removed field known.
5347 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
5348 to pointers. Adjusted their comments to warn about their sharing.
5349 (ipcp_transformation_summary): Change bits to a vector of pointers.
5350 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
5351 (ipa_get_ipa_bits_for_value): Declare.
5352 * tree-vrp.h (value_range): Mark as GTY((for_user)).
5353 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
5354 (ipa_bits_hash_table): Likewise.
5355 (ipa_vr_ggc_hash_traits): Likewise.
5356 (ipa_vr_hash_table): Likewise.
5357 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
5358 being pointers and vr_known being removed.
5359 (ipa_set_jf_unknown): Likewise.
5360 (ipa_get_ipa_bits_for_value): New function.
5361 (ipa_set_jfunc_bits): Likewise.
5362 (ipa_get_value_range): New overloaded functions.
5363 (ipa_set_jfunc_vr): Likewise.
5364 (ipa_compute_jump_functions_for_edge): Use the above functions to
5365 construct bits and vr parts of jump functions.
5366 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
5367 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5368 exist.
5369 (ipcp_grow_transformations_if_necessary): Also allocate
5370 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5371 exist.
5372 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
5373 them. Fix too long lines.
5374 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
5375 vr_known being removed.
5376 (ipa_read_jump_function): Use new setter functions to construct bits
5377 and vr parts of jump functions or set them to NULL.
5378 (write_ipcp_transformation_info): Adjust for bits being pointers.
5379 (read_ipcp_transformation_info): Likewise.
5380 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
5381 space.
5382 Include gt-ipa-prop.h.
5383 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
5384 being pointers.
5385 (ipcp_store_bits_results): Likewise.
5386 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
5387 Do not write to existing jump functions but use a temporary instead.
5389 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5391 PR c++/79681
5392 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
5393 attempt to use its first operand as BIT_FIELD_REF base.
5395 2017-03-01 Richard Biener <rguenther@suse.de>
5397 PR middle-end/79721
5398 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
5399 interpolating formula in wrapping arithmetic.
5400 (chrec_apply): Convert chrec_evaluate return value to wanted type.
5402 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5404 PR tree-optimization/79734
5405 * tree-vect-generic.c (expand_vector_condition): Optimize
5406 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
5407 Handle VEC_COND_EXPR where comparison has different inner width from
5408 type's inner width.
5410 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
5412 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
5413 markup, and similar issues. Remove @opindex entries for things
5414 that aren't options. Add missing -mmpy-option entries.
5416 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5418 PR tree-optimization/79737
5419 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
5420 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
5421 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
5422 instead of byte_size. Formatting fix.
5423 (shift_bytes_in_array_right): Formatting fix.
5425 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
5427 PR target/79749
5428 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
5429 condition on optimize for the leaf function test.
5431 2017-02-28 Martin Liska <mliska@suse.cz>
5433 PR lto/79625
5434 * read-rtl-function.c (function_reader::handle_unknown_directive):
5435 Bail out when one uses -flto.
5437 2017-02-28 Martin Liska <mliska@suse.cz>
5439 * common.opt: Replace space with tabular for options of <number>
5440 type.
5441 * config/i386/i386.opt: Show <number> value for
5442 -mlarge-data-threshold.
5443 * opts.c (print_filtered_help): Do not display number in hexadecimal
5444 format.
5446 2017-02-28 Martin Liska <mliska@suse.cz>
5448 * common.opt: Fix --help=option -Q for options which are of
5449 an enum type.
5451 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
5453 * config/i386/i386.c (print_reg): Error out for values
5454 of 8-bit size in invalid integer register.
5456 2017-02-28 Martin Sebor <msebor@redhat.com>
5458 PR tree-optimization/79691
5459 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
5461 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5463 PR target/79729
5464 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
5465 gcc_unreachable with output_operand_lossage.
5467 2017-02-28 Richard Biener <rguenther@suse.de>
5469 PR tree-optimization/79740
5470 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
5471 inserts.
5472 (visit_nary_op): Insert the nary into the hashtable if we
5473 pattern-matched sth.
5474 * tree-ssa-pre.c (eliminate_insert): Robustify.
5476 2017-02-28 Richard Biener <rguenther@suse.de>
5478 PR middle-end/79731
5479 * fold-const.c (decode_field_reference): Reject out-of-bound
5480 accesses.
5482 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5484 * config/i386/i386.c: Include intl.h.
5485 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
5486 instead of just cond ? "..." : "...".
5487 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
5488 * coverage.c (read_counts_file): Likewise.
5489 * omp-offload.c: Include intl.h.
5490 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
5491 of just cond ? "..." : "...".
5492 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
5493 of just cond ? "..." : "...".
5495 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
5497 PR target/79742
5498 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
5499 entry, if present.
5500 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
5501 'tune for' CPU name.
5502 * config/arm/arm-cpu-data.h: Regenerated.
5504 2017-02-28 Richard Biener <rguenther@suse.de>
5506 PR tree-optimization/79732
5507 * tree-inline.c (expand_call_inline): Do not shadow var.
5509 2017-02-28 Richard Biener <rguenther@suse.de>
5511 PR tree-optimization/79723
5512 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
5513 address-space properly.
5515 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
5517 * doc/optinfo.texi (Optimization groups): Fix option used for
5518 OPTGROUP_ALL.
5519 * doc/invoke.texi (-fopt-info): Document "omp".
5520 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
5521 (OPTGROUP_ALL): Add OPTGROUP_OMP.
5522 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
5523 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
5524 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
5526 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
5527 all users.
5528 * dumpfile.c (optgroup_options): Instead of "openmp", associate
5529 OPTGROUP_OMP with "omp".
5531 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
5533 PR target/79544
5534 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
5535 for arithmetic shift of unsigned V2DI.
5537 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
5539 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
5540 arc/linux.h headers.
5541 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
5542 (LINK_SPEC): Likewise.
5543 (ARC_TLS_EXTRA_START_SPEC): Likewise.
5544 (EXTRA_SPECS): Likewise.
5545 (STARTFILE_SPEC): Likewise.
5546 (ENDFILE_SPEC): Likewise.
5547 (LIB_SPEC): Likewise.
5548 (TARGET_SDATA_DEFAULT): Likewise.
5549 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
5550 (MULTILIB_DEFAULTS): Likewise.
5551 (DWARF2_UNWIND_INFO): Likewise.
5552 * config/arc/big.h: New file.
5553 * config/arc/elf.h: Likewise.
5554 * config/arc/linux.h: Likewise.
5555 * config/arc/t-uClibc: Remove.
5557 2017-02-27 Bin Cheng <bin.cheng@arm.com>
5559 PR tree-optimization/77536
5560 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
5561 (tree_transform_and_unroll_loop): Use above function to compute the
5562 estimated niter of unrolled loop and use it when scaling profile.
5563 Also use count info rather than frequency if it's non-zero.
5564 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
5565 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
5566 (vect_transform_loop): Call above function.
5568 2017-02-27 Richard Biener <rguenther@suse.de>
5570 PR tree-optimization/45397
5571 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
5572 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
5573 (visit_nary_op): Add pattern matching for CSEing sign-changed
5574 or truncated operations with wider ones.
5576 2017-02-27 Richard Biener <rguenther@suse.de>
5578 PR tree-optimization/79690
5579 * tree-vect-stmts.c (vectorizable_store): Use vector type
5580 built from the DR with address-space.
5582 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
5584 * doc/invoke.texi (Optimize Options): Refine the description
5585 of asan-use-after-return.
5587 2017-02-25 Alan Modra <amodra@gmail.com>
5589 PR rtl-optimization/79584
5590 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
5591 base, not ad->base_term, the reg within base. Remove assertion
5592 that ad->base == ad->base_term. Replace gen_int_mode using
5593 bogus mode with const0_rtx.
5595 2017-02-25 Jakub Jelinek <jakub@redhat.com>
5597 PR middle-end/79396
5598 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
5599 FMA_EXPR like tcc_binary or tcc_unary.
5601 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
5603 PR debug/77589
5604 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
5605 bitfield.
5606 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
5607 (output_loc_operands): Handle DW_OP_call_ref and
5608 DW_OP_GNU_variable_value.
5609 (struct variable_value_struct): New type.
5610 (struct variable_value_hasher): Likewise.
5611 (variable_value_hash): New variable.
5612 (string_types): Remove.
5613 (copy_loc_descr): New function.
5614 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
5615 (prepend_loc_descr_to_each): New function.
5616 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
5617 instead of add_loc_descr_to_each if the first argument is single
5618 location list and the second has multiple.
5619 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
5620 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
5621 when looking for variable value which doesn't have other location info.
5622 (loc_list_from_tree): Formatting fix.
5623 (gen_array_type_die): Simplify DW_AT_string_length handling.
5624 (adjust_string_types): Remove.
5625 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5626 string_types. Call resolve_variable_values.
5627 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5628 (resolve_addr_in_expr): Likewise. Add A argument.
5629 (copy_deref_exprloc): Remove deref argument. Adjust for the
5630 original expression being DW_OP_GNU_variable_value with optionally
5631 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5632 optionally after it.
5633 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5634 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5635 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5636 (variable_value_hasher::hash, variable_value_hasher::equal): New
5637 methods.
5638 (resolve_variable_value_in_expr, resolve_variable_value,
5639 resolve_variable_values, note_variable_value_in_expr,
5640 note_variable_value): New functions.
5641 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5642 DIEs.
5644 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5646 PR c/79677
5647 * opts.h (handle_generated_option): Add GENERATED_P argument.
5648 * opts-common.c (handle_option): Adjust function comment.
5649 (handle_generated_option): Add GENERATED_P argument, pass it to
5650 handle_option.
5651 (control_warning_option): Pass false to handle_generated_option
5652 GENERATED_P.
5653 * opts.c (maybe_default_option): Pass true to handle_generated_option
5654 GENERATED_P.
5655 * optc-gen.awk: Likewise.
5657 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5659 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5660 a REG, look at the REG it is a SUBREG of.
5661 (splitter for cmpeqsi_t): Ditto.
5663 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5665 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5666 the special USEs with the pattern of the insn, not the insn itself.
5668 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5670 PR target/79473
5671 * doc/invoke.texi: Document -mload-store-pairs.
5673 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5674 Sandra Loosemore <sandra@codesourcery.com>
5676 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5677 argument isn't a CONST_INT.
5678 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5679 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5680 (nios2_validate_compare): Bypass alternate compare logic if *op2
5681 is not a CONST_INT.
5682 (ldstwm_operation_p): Return false if first_base is not a REG or
5683 if first_offset is not a CONST_INT.
5685 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5687 * config/cris/cris.md: Use correct operand in a define_peephole2.
5689 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5691 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5693 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5695 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5696 this_insn if it is an INSN or JUMP_INSN.
5697 (force_offsettable): Look at base, not at addr.
5698 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5699 on things that aren't necessarily CONST_INTs.
5701 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5703 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5704 -mfpmath=sse is the default also for x86-32 targets with SSE2
5705 instruction set when @option{-ffast-math} is enabled
5707 2017-02-24 Jeff Law <law@redhat.com>
5709 PR rtl-optimizatoin/79286
5710 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5711 dominance test.
5713 2017-02-24 Richard Biener <rguenther@suse.de>
5715 PR tree-optimization/79389
5716 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5717 debug insns.
5719 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5721 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5722 function comment to reflect reality.
5723 (loop_exits_before_overflow): Fix typo in function description.
5725 2017-02-24 Richard Biener <rguenther@suse.de>
5727 PR tree-optimization/79389
5728 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5729 properly that a threading opportunity exists. Detect conditional
5730 copy/constant propagation opportunities.
5732 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5734 * config/visium/visium.md (type): Add trap.
5735 (b): New mode attribute.
5736 (*btst): Rename into...
5737 (*btst<mode>): ...this and adjust.
5738 (*cbranchsi4_btst_insn): Rename into...
5739 (*cbranch<mode>4_btst_insn): ...this and adjust.
5740 (trap): New define_insn.
5742 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5744 PR tree-optimization/79389
5745 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5746 (noce_reversed_cond_code): New function.
5747 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5748 reversed_comparison_code. Formatting fix.
5749 (noce_try_store_flag): Test rev_cond != NULL in addition to
5750 reversed_comparison_code.
5751 (noce_try_store_flag_constants): Likewise.
5752 (noce_try_store_flag_mask): Likewise.
5753 (noce_try_addcc): Use rev_cond if non-NULL instead of
5754 reversed_comparison_code.
5755 (noce_try_cmove_arith): Likewise. Formatting fixes.
5756 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5757 (noce_find_if_block): Initialize rev_cond.
5758 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5759 instead of false as last argument never attempt to reverse it
5760 afterwards.
5762 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5764 PR tree-optimization/79663
5765 * tree-predcom.c (combine_chains): Process refs in reverse order
5766 only for ZERO length chains, and add explaining comment.
5768 2017-02-23 Jeff Law <law@redhat.com>
5770 PR tree-optimization/79578
5771 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5772 in call to operand_equal_p.
5774 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5776 PR target/71017
5777 * config/i386/cpuid.h: Fix another undefined behavior.
5779 2017-02-23 Richard Biener <rguenther@suse.de>
5781 PR tree-optimization/79683
5782 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5783 vector types for data-refs.
5785 2017-02-23 Martin Liska <mliska@suse.cz>
5787 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5789 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5791 PR middle-end/79665
5792 * internal-fn.c (get_range_pos_neg): Moved to ...
5793 * tree.c (get_range_pos_neg): ... here. No longer static.
5794 * tree.h (get_range_pos_neg): New prototype.
5795 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5796 are known to be in between 0 and signed maximum inclusive, try to
5797 expand both unsigned and signed divmod and use the cheaper one from
5798 those.
5800 2017-02-22 Jeff Law <law@redhat.com>
5802 PR tree-optimization/79578
5803 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5804 to compare base operands.
5806 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5808 PR target/79211
5809 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5810 gpc_reg_operand instead of fpr_reg_operand.
5812 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5814 * config/mips/mips.c (mips_return_in_memory): Force FP
5815 vector types to be returned in memory for o32 ABI.
5817 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5819 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5820 instead of DW_TAG_member for static data member declarations and don't
5821 set no_linkage_name for static inline data members.
5822 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5823 to DW_TAG_member.
5825 2017-02-22 Martin Liska <mliska@suse.cz>
5827 * doc/invoke.texi: Replace inequality signs with square brackets
5828 for -Wnormalized.
5830 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5832 PR tree-optimization/68644
5833 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5835 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5837 PR target/78660
5838 * lra-constraints.c (simplify_operand_subreg): Handle
5839 WORD_REGISTER_OPERATIONS targets.
5841 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5843 PR target/70465
5844 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5845 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5846 elimination by swapping fld*.
5848 2017-02-22 Richard Biener <rguenther@suse.de>
5850 PR tree-optimization/79673
5851 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5852 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5853 irrelevant address-space qualifiers and avoiding a
5854 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5856 2017-02-22 Richard Biener <rguenther@suse.de>
5858 PR tree-optimization/79666
5859 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5860 to not symbolically negate if that may introduce undefined
5861 overflow.
5863 2017-02-22 Martin Liska <mliska@suse.cz>
5865 PR lto/79587
5866 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5867 * data-streamer-out.c (streamer_write_gcov_count_stream):
5868 Likewise.
5869 * value-prof.c (stream_out_histogram_value): Make assert more
5870 precise based on type of counter.
5872 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5874 PR target/79593
5875 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5876 Use nonimmediate_operand instead of memory_operand for operand 1.
5877 (float-extend standard_x87sse_constant_load splitter): Ditto.
5879 2017-02-21 Jeff Law <law@redhat.com>
5881 PR tree-optimization/79621
5882 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5883 blocks with edges to themselves.
5885 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5887 PR target/79633
5888 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5889 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5890 Use gimple_call_builtin_p.
5892 PR target/79570
5893 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5894 on temporarily removed DEBUG_INSNs.
5896 PR tree-optimization/79649
5897 * tree-loop-distribution.c (classify_partition): Give up on
5898 non-generic address space loads/stores.
5900 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5902 * doc/loop.texi (Loop manipulation): Remove nonexistent
5903 tree_ssa_loop_version from the documentation.
5904 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5906 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5908 PR target/79494
5909 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5910 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5911 * config/rs6000/rs6000.c: Include except.h.
5912 (rs6000_expand_split_stack_prologue): Call
5913 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5915 2017-02-21 Martin Jambor <mjambor@suse.cz>
5917 PR lto/79579
5918 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5919 have been analyzed.
5921 2017-02-21 Martin Jambor <mjambor@suse.cz>
5923 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5924 for backward compatibility only.
5925 * doc/invoke.texi (Option Summary): Remove all references to
5926 -fipa-cp-alignment.
5928 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5930 PR target/78660
5931 Revert:
5932 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5934 * lra-constraints.c (curr_insn_transform): Handle
5935 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5937 2017-02-21 Martin Liska <mliska@suse.cz>
5939 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5941 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5943 PR translation/79638
5944 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5946 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5948 PR ada/67205
5949 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5950 (arm_function_ok_for_sibcall): Return false for an indirect call by
5951 descriptor if all the argument registers are used.
5952 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5953 alignment of the function.
5955 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5957 PR tree-optimization/61441
5958 * simplify-rtx.c (simplify_const_unary_operation): For
5959 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5960 the sNaN unmodified.
5962 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5964 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5965 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5966 instead of SYSTEM_HEADER_DIR.
5968 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5969 Martin Liška <mliska@suse.cz>
5971 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5972 Fix typos and grammar, use active voice, and clarify.
5974 2017-02-20 Marek Polacek <polacek@redhat.com>
5976 PR middle-end/79537
5977 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5979 PR sanitizer/79558
5980 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5982 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5984 PR target/79568
5985 * config/i386/i386.c (ix86_expand_builtin): Handle
5986 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5987 ix86_builtins_isa[fcode].isa as a requirement of those
5988 flags and any other flag in the bitmask.
5989 (ix86_init_mmx_sse_builtins): Use 0 instead of
5990 ~OPTION_MASK_ISA_64BIT as mask.
5991 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5992 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5993 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5994 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5996 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5998 PR target/78012
5999 * lra-constraints.c (split_reg): Check requested split mode
6000 is supported by the register.
6002 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6004 * lra-constraints.c (simplify_operand_subreg): Remove early
6005 return false.
6007 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6009 PR target/78660
6010 * lra-constraints.c (curr_insn_transform): Tighten condition
6011 for converting SUBREG reloads from OP_OUT to OP_INOUT.
6013 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6015 PR target/78660
6016 * lra-constraints.c (curr_insn_transform): Handle
6017 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
6019 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
6021 Revert:
6022 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
6024 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
6026 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
6028 PR c++/69523
6029 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
6030 description.
6032 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6034 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
6035 for FMA_EXPR.
6037 2017-02-18 Jakub Jelinek <jakub@redhat.com>
6039 * final.c (last_columnnum, override_columnnum): New variables.
6040 (final_start_function): Set last_columnnum, pass it to begin_prologue
6041 hook and pass 0 to dwarf2out_begin_prologue.
6042 (final_scan_insn): Update override_columnnum. Pass last_columnnum
6043 to source_line debug hook.
6044 (notice_source_line): Compute last_columnnum and for debug_column_info
6045 return true on column changes.
6046 * debug.h (struct gcc_debug_hooks): Add column argument to
6047 source_line and begin_prologue hooks.
6048 (debug_nothing_int_charstar_int_bool): Remove prototype.
6049 (debug_nothing_int_int_charstar,
6050 debug_nothing_int_int_charstar_int_bool): New prototypes.
6051 (dwarf2out_begin_prologue): Add column argument.
6052 * debug.c (do_nothing_debug_hooks): Adjust source_line and
6053 begin_prologue hooks.
6054 (debug_nothing_int_charstar_int_bool): Remove.
6055 (debug_nothing_int_int_charstar,
6056 debug_nothing_int_int_charstar_int_bool): New functions.
6057 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
6058 through to dwarf2out_source_line.
6059 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
6060 (dwarf2out_source_line): Add column argument, emit it if requested.
6061 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
6062 arguments.
6063 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6064 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6065 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
6066 through to dwarf2out_begin_prologue.
6067 (vmsdbgout_source_line): Add column argument, pass it through to
6068 dwarf2out_source_line.
6069 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
6070 dbxout_source_line caller.
6071 (dbxout_source_line): Add column argument.
6073 * common.opt (gno-column-info, gcolumn-info): New options.
6074 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
6075 (check_die): Also test for multiple DW_AT_decl_column attributes.
6076 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
6077 DW_AT_decl_column if requested.
6078 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
6079 if requested.
6080 (gen_variable_die): Likewise.
6081 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
6082 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
6084 PR target/79569
6085 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
6086 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
6087 (ix86_handle_option): Handle OPT_m3dnowa.
6088 * doc/invoke.texi (-m3dnowa): Document.
6089 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
6090 -m3dnowa instead of -m3dnow -march=athlon.
6092 PR target/79559
6093 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
6094 instead of gcc_assert for K, r and R code checks. Formatting fixes.
6096 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6098 PR target/79261
6099 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
6100 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
6101 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
6102 generator for vsx_xxpermdi_<mode>_be.
6103 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
6104 force big-endian semantics.
6105 (vsx_xxpermdi_<mode>_be): New define_expand with same
6106 implementation as previous version of vsx_xxpermdi_<mode>.
6108 2017-02-17 Jakub Jelinek <jakub@redhat.com>
6110 PR tree-optimization/79327
6111 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
6112 variable, its initialization and use.
6114 2017-02-17 Julia Koval <julia.koval@intel.com>
6116 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
6117 (OPTION_MASK_ISA_PKU_UNSET): New.
6118 (ix86_handle_option): Handle -mrdpid.
6119 * config/i386/cpuid.h (bit_RDPID): New.
6120 * config/i386/driver-i386.c (host_detect_local_cpu):
6121 Detect RDPID feature.
6122 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
6123 * config/i386/i386-c.c (ix86_target_macros_internal):
6124 Handle RDPID flag.
6125 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
6126 (ix86_valid_target_attribute_inner_p): Add "rdpid".
6127 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
6128 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
6129 * config/i386/i386.md (define_insn "rdpid"): New.
6130 * config/i386/i386.opt Add -mrdpid.
6131 * config/i386/immintrin.h (_rdpid_u32): New.
6133 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
6135 PR rtl-optimization/79541
6136 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
6137 instead of transforming it into USE.
6139 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
6141 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
6142 If HONOR_SNANS (SFmode) force the input to a register.
6143 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
6144 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
6145 an frsp or similar insn.
6147 2017-02-17 Martin Liska <mliska@suse.cz>
6149 PR rtl-optimization/79577
6150 * params.def (selsched-max-sched-times): Increase minimum to 1.
6152 2017-02-17 Martin Liska <mliska@suse.cz>
6154 PR rtl-optimization/79574
6155 * gcse.c (want_to_gcse_p): Prevent integer overflow.
6157 2017-02-17 Martin Liska <mliska@suse.cz>
6159 PR tree-optimization/79529
6160 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
6161 ssa_defined_default_def_p to handle cases which are implicitly
6162 defined.
6163 * tree-ssa.c (ssa_defined_default_def_p): New function.
6164 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
6165 which are implicitly defined.
6166 * tree-ssa.h (ssa_defined_default_def_p): Declare.
6168 2017-02-17 Richard Biener <rguenther@suse.de>
6170 PR middle-end/79576
6171 * params.def (max-ssa-name-query-depth): Limit to 10.
6173 2017-02-17 Richard Biener <rguenther@suse.de>
6175 PR tree-optimization/79552
6176 * tree-ssa-structalias.c (visit_loadstore): Properly verify
6177 default defs.
6179 2017-02-17 Richard Biener <rguenther@suse.de>
6181 PR bootstrap/79567
6182 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
6184 2017-02-17 Marek Polacek <polacek@redhat.com>
6186 PR middle-end/79536
6187 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
6188 (fold_negate_expr): New wrapper.
6190 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
6192 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
6193 Correct terminology and de-emphasize pre-standard behavior.
6195 2017-02-16 Alan Modra <amodra@gmail.com>
6197 PR rtl-optimization/79286
6198 * ira.c (def_dominates_uses): New function.
6199 (update_equiv_regs): Don't create an equivalence for insns that
6200 may trap where the register def does not dominate the use.
6202 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
6204 PR rtl-optimization/78127
6205 * lra.c (lra): Call lra_eliminate before finish the loop after
6206 lra_constraint.
6208 2017-02-16 Richard Biener <rguenther@suse.de>
6210 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
6211 isl/isl_val.h.
6212 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
6213 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
6214 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
6215 (isl_val_int_from_wi): New function.
6216 (extract_affine_gmp): Rename to ...
6217 (extract_affine_wi): ... this, take a widest_int.
6218 (extract_affine_int): Just wrap extract_affine_wi.
6219 (add_param_constraints): Use isl_val_int_from_wi.
6220 (add_loop_constraints): Likewise, and extract_affine_wi.
6222 2017-02-15 Jeff Law <law@redhat.com>
6224 PR middle-end/79521
6225 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
6226 ira_init_register_move_cost_if_necessary.
6228 2017-02-15 Martin Sebor <msebor@redhat.com>
6230 PR middle-end/32003
6231 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
6232 removed in a prior commit.
6234 2017-02-15 Bin Cheng <bin.cheng@arm.com>
6236 PR tree-optimization/79347
6237 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
6238 counters during peeling.
6240 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
6242 * Makefile.in (site.exp): Remove "set ISLVER".
6244 2017-02-15 Jakub Jelinek <jakub@redhat.com>
6246 PR target/79487
6247 * real.c (real_from_integer): Call real_convert even for decimal.
6249 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6251 PR target/79421
6252 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6254 2017-02-14 Andrew Pinski <apinski@cavium.com>
6256 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
6257 cores and change the partno/implementer to be correct.
6258 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
6259 the 'B" as the implementer.
6260 * config/aarch64/aarch64-tune.md: Regenerate.
6262 2017-02-14 Carl Love <cel@us.ibm.com>
6264 * config/rs6000/rs6000.c: Add case statement entry to make the
6265 xvcvuxdsp built-in argument unsigned.
6266 * config/rs6000/vsx.md: Fix the source and return operand types so they
6267 match the instruction definitions from the ISA document. Fix typo
6268 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
6269 statement.
6271 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
6273 PR target/79282
6274 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
6275 member early_clobber_alts.
6276 * lra-lives.c (reg_early_clobber_p): New.
6277 (process_bb_lives): Use it.
6278 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
6279 (debug_operand_data): Initialize early_clobber_alts.
6280 (setup_operand_alternative): Set up early_clobber_alts.
6281 (collect_non_operand_hard_regs): Ditto. Pass early clobber
6282 alternatives to new_insn_reg.
6283 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
6284 it.
6285 (lra_update_insn_regno_info): Pass the new arg.
6287 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6289 PR middle-end/79505
6290 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
6291 (new_oacc_loop_raw): Don't clear already cleared fields.
6293 PR target/79481
6294 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
6295 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
6296 _mm512_prefetch_i64gather_ps): New inline functions and macros.
6298 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
6300 PR target/79495
6301 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
6303 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
6305 PR target/79498
6306 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
6307 the extra instruction to the right place to store 128-bit constant
6308 when needed.
6310 2017-02-14 Martin Sebor <msebor@redhat.com>
6312 PR middle-end/79448
6313 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
6314 warning for strings of unknown length.
6316 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
6318 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
6320 2017-02-14 Jeff Law <law@redhat.com>
6322 PR target/79404
6323 * ira-costs.c (scan_one_insn): Initialize register move costs
6324 for pseudos seen in USE/CLOBBER insns.
6326 PR tree-optimization/79095
6327 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
6328 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
6329 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
6330 if the operands are known to be not equal, then the resulting range
6331 is ~[0,0].
6332 (intersect_ranges): If the new range is ~[0,0] and the old range is
6333 wide, then prefer ~[0,0].
6334 * tree-vrp.c (overflow_comparison_p_1): New function.
6335 (overflow_comparison_p): New function.
6336 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
6337 if NAME is used in an overflow test.
6338 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
6339 overflow check that can be expressed as an equality test, then adjust
6340 ops to be that equality test.
6342 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6344 * config/s390/s390-builtin-types.def: Remove flags argument.
6345 * config/s390/s390.c (s390_init_builtins): Likewise.
6347 2017-02-14 Martin Liska <mliska@suse.cz>
6349 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
6350 vector. Fix trailing white spaces.
6352 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
6354 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
6355 HFmode.
6357 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6359 PR rtl-optimization/68664
6360 * config/arm/arm.c (arm_sched_can_speculate_insn):
6361 New function. Declare prototype.
6362 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6364 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6366 PR rtl-optimization/68664
6367 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
6368 New function.
6369 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6371 2017-02-14 Amit Pawar <amit.pawar@amd.com>
6373 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
6374 max skip bytes for function, loop and jump.
6376 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6378 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
6379 ABS_EXPR for gimple dump.
6381 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6383 PR target/79462
6384 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
6386 PR tree-optimization/79408
6387 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
6388 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
6389 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
6390 also if rhs1 is INTEGER_CST.
6392 2017-02-14 Richard Biener <rguenther@suse.de>
6394 PR middle-end/79432
6395 * tree-into-ssa.c (insert_phi_nodes): When the function can
6396 have abnormal edges rewrite SSA names with broken use-def
6397 dominance out of SSA and register them for PHI insertion.
6399 2017-02-13 Martin Sebor <msebor@redhat.com>
6401 PR middle-end/79496
6402 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
6403 clearing info.nowrite flag when snprintf size argument is a range.
6405 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6407 * cprop.c (cprop_jump): Add missing space in string literal.
6408 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
6409 (get_constraint_for_component_ref): Likewise.
6410 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
6411 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
6412 * lra-constraints.c (process_alt_operands): Likewise.
6413 * ipa-inline.c (inline_small_functions): Likewise.
6414 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
6415 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
6416 * trans-mem.c (diagnose_tm_1_op): Likewise.
6417 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
6418 (grid_parallel_clauses_gridifiable): Likewise.
6420 * config/nvptx/mkoffload.c (process): Add space in between
6421 , and %d.
6423 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
6424 "MOD4_SSE_REGS" and "ALL_REGS".
6426 * spellcheck.c (test_data): Add , in between "foo" and "food".
6428 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6430 PR target/79449
6431 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
6432 boundary crossing check and subsequent code generation agree.
6434 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6436 * config/aarch64/aarch64.c (has_memory_op): Delete.
6437 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
6438 has_memory_op.
6440 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6442 PR rtl-optimization/79388
6443 PR rtl-optimization/79450
6444 * combine.c (distribute_notes): When removing TEM_INSN for which
6445 corresponding dest has last value recorded, invalidate that last
6446 value.
6448 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6450 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
6451 of explicit '@'. Add missing assembly comment marker on branch costs
6452 printout.
6454 2017-02-13 Nathan Sidwell <nathan@acm.org>
6456 * gengtype-lex.l (<in_struct>): Add '/'.
6458 2017-02-13 Martin Liska <mliska@suse.cz>
6460 PR c/79471
6461 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
6463 2017-02-13 Richard Biener <rguenther@suse.de>
6465 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
6466 Remove.
6467 * configure: Re-generate.
6468 * config.in: Likewise.
6469 * graphite-dependences.c: Simplify as if
6470 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
6471 * graphite-isl-ast-to-gimple.c: Likewise.
6472 * graphite-optimize-isl.c: Likewise.
6473 * graphite-poly.c: Likewise.
6474 * graphite-sese-to-poly.c: Likewise.
6475 * graphite.h: Likewise.
6476 * toplev.c: Include isl/version.h and use isl_version () for
6477 printing the ISL version.
6478 * doc/install.texi: Update ISL requirement.
6480 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6482 * doc/standards.texi (Standards): Update reference to
6483 Objective-C 2.0.
6485 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6487 * doc/extend.texi (Named Address Spaces): sourceware.org now
6488 defaults to https.
6489 * doc/install.texi (Binaries): Ditto.
6490 (Specific): Ditto.
6492 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6494 * doc/cpp.texi: Replace "stringify"/"stringification" with C
6495 standard terminology "stringize"/"stringizing" throughout.
6496 * doc/cppinternals.texi: Likewise.
6498 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6500 * doc/extend.texi: Fix some spelling mistakes and typos.
6501 * doc/invoke.texi: Likewise.
6503 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6505 PR ipa/79224
6506 * params.def (inline-min-speedup) Change from 10 to 8.
6508 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6510 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
6511 4.5.
6513 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6515 PR ipa/79224
6516 * ipa-inline-analysis.c (get_minimal_bb): New function.
6517 (record_modified): Use it.
6518 (remap_edge_change_prob): Handle also ancestor functions.
6520 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
6522 * doc/contrib.texi (Contributors): Remove broken link into
6523 the Mauve CVS repository.
6525 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6527 PR middle-end/79454
6528 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
6529 result computation whenever lhs doesn't have vector mode, not
6530 just when it has BLKmode.
6532 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6534 * doc/makefile.texi (profiledbootstrap): Refer to the
6535 installation instructions only in textual form.
6537 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6539 PR target/79295
6540 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
6542 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6544 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
6545 (Specific): Update mingw-w64 reference.
6546 (Binaries): Ditto.
6547 (Specific): Remove broken link to Renesas RX processor.
6549 2017-02-10 Richard Biener <rguenther@suse.de>
6551 * toplev.c (process_options): Do not mention obsolete graphite
6552 options when printing sorry message about missing graphite support.
6553 Mention -floop-nest-optimize.
6555 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
6557 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
6558 (vtst_p16): Likewise.
6559 (vtstq_p8): Likewise.
6560 (vtstq_p16): Likewise.
6561 (vtst_p64): New.
6562 (vtstq_p64): Likewise.
6563 * config/arm/arm_neon.h (vgetq_lane_p64): New.
6564 (vset_lane_p64): New.
6565 (vsetq_lane_p64): New.
6567 2017-02-10 Jakub Jelinek <jakub@redhat.com>
6569 PR tree-optimization/79411
6570 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
6571 stmt operands are SSA_NAMEs used in abnormal phis.
6572 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
6573 phis.
6575 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6577 PR ipa/70795
6578 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
6579 flag if needed.
6581 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6583 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
6585 2017-02-09 Jakub Jelinek <jakub@redhat.com>
6587 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
6588 to avoid warning.
6590 PR c/79413
6591 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
6592 not arbitrary TREE_CONSTANT.
6594 PR c/79431
6595 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
6596 "omp declare target link" attribute unless is_global_var.
6597 * omp-offload.c (find_link_var_op): Likewise.
6599 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
6600 Chung-Lin Tang <cltang@codesourcery.com>
6602 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
6603 OMP_CLAUSE_TILE.
6604 (gimplify_adjust_omp_clauses): Don't delete TILE.
6605 (gimplify_omp_for): Deal with TILE.
6606 * internal-fn.c (expand_GOACC_TILE): New function.
6607 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
6608 (GOACC_TILE): New.
6609 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
6610 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
6611 element fields.
6612 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
6613 avoid DIV for outermost collapse var.
6614 (expand_oacc_for): Insert tile element loop as needed. Adjust.
6615 Remove out of date comments, fix whitespace.
6616 * omp-general.c (omp_extract_for_data): Deal with tiling.
6617 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
6618 adjust OLF_DIM_BASE value.
6619 (struct omp_for_data): Add tiling field.
6620 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
6621 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
6622 for auto loops. Remove default auto determining, moved to
6623 oacc_loop_fixed_partitions.
6624 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6625 stmts, add e_mask field.
6626 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6627 (oacc_thread_numbers): Use oacc_dim_call.
6628 (oacc_xform_tile): New.
6629 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6630 (finish_oacc_loop): Adjust for ifns vector.
6631 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6632 add case for GOACC_TILE fns.
6633 (oacc_loop_xform_loop): Delete.
6634 (oacc_loop_process): Iterate over call list directly, and add
6635 handling for GOACC_TILE fns.
6636 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6637 dump partitioning.
6638 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6639 vector partitioning to outer loops. Assign 2 partitions to loops
6640 when available. Add TILE handling.
6641 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6642 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6643 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6644 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6645 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6647 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6649 * configure.ac (ACX_BUGURL): Update.
6650 * configure: Regenerate.
6652 2017-02-09 Richard Biener <rguenther@suse.de>
6654 PR tree-optimization/69823
6655 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6656 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6658 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6660 * config/arc/arc-c.def: Add __NPS400__ definition.
6661 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6662 (TARGET_NPS400): Define.
6664 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6666 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6667 file.
6668 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6669 pointer, arch_info.
6670 (arc_cpu_types): Fill the arch_info field with a pointer into the
6671 arc_arch_types table.
6672 (arc_selected_cpu): Declare.
6673 * config/arc/arc.c (arc_selected_cpu): Make global.
6674 (arc_selected_arch): Delete.
6675 (arc_base_cpu): Delete.
6676 (arc_override_options): Remove references to deleted variables,
6677 update access to arch information.
6678 (ARC_OPT): Update access to arch information.
6679 (ARC_OPTX): Likewise.
6680 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6681 (TARGET_ARC600): Update access to arch information.
6682 (TARGET_ARC601): Likewise.
6683 (TARGET_ARC700): Likewise.
6684 (TARGET_EM): Likewise.
6685 (TARGET_HS): Likewise.
6686 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6687 information.
6689 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6691 PR target/78604
6692 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6693 condition/operands for integer GE/LE/GEU/LEU operations.
6695 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6697 PR translation/79397
6698 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6699 of AltiVec.
6701 2017-02-08 Martin Jambor <mjambor@suse.cz>
6703 PR ipa/79375
6704 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6705 whether allocation happened.
6706 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6707 nothing was allocated.
6709 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6711 PR tree-optimization/79408
6712 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6713 constant, but SSA_NAME with a known integer range, use the minimum
6714 of that range instead of op1 to determine if modulo can be replaced
6715 with its first operand.
6717 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6719 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6721 2017-02-08 Richard Biener <rguenther@suse.de>
6723 PR tree-optimization/71824
6724 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6725 Check all loops contained in the merged region.
6727 2017-02-07 Andrew Pinski <apinski@cavium.com>
6729 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6731 2017-02-07 Andrew Pinski <apinski@cavium.com>
6733 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6734 (thunderxt88): Likewise.
6735 (thunderxt81): Disable LSE and change v8.1 to v8.
6736 (thunderxt83): Likewise.
6738 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6739 Richard Biener <rguenther@suse.de>
6741 PR middle-end/79399
6742 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6743 type from int to size_t.
6744 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6746 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6748 PR rtl-optimization/79386
6749 * cprop.c (bypass_conditional_jumps): Initialize
6750 bypass_last_basic_block already before splitting bbs after
6751 unconditional traps...
6752 (bypass_conditional_jumps): ... rather than here.
6754 PR target/79299
6755 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6756 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6757 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6758 fix -masm=intel patterns.
6760 2017-02-07 Richard Biener <rguenther@suse.de>
6762 PR tree-optimization/79256
6763 PR middle-end/79278
6764 * builtins.c (get_object_alignment_2): Use min_align_of_type
6765 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6766 and ADJUST_FIELD_ALIGN.
6768 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6769 type parameter.
6770 * doc/tm.texi: Regenerate.
6771 * stor-layout.c (layout_decl): Adjust.
6772 (update_alignment_for_field): Likewise.
6773 (place_field): Likewise.
6774 (min_align_of_type): Likewise.
6775 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6776 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6777 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6778 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6779 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6780 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6781 * config/i386/i386.c (x86_field_alignment): Likewise.
6782 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6783 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6784 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6785 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6786 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6787 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6788 Likewise.
6790 Revert
6791 2017-01-30 Richard Biener <rguenther@suse.de>
6793 PR tree-optimization/79256
6794 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6795 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6796 alignment on TYPE.
6798 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6800 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6801 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6802 builtins to SImode and emit a zero-extend, if necessary.
6804 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6806 * docs/invoke.texi (RISC-V Options): Alphabetize.
6808 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6810 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6811 options.
6813 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6815 * config/riscv/riscv.c: New file.
6816 * gcc/common/config/riscv/riscv-common.c: Likewise.
6817 * config.gcc: Likewise.
6818 * config/riscv/constraints.md: Likewise.
6819 * config/riscv/elf.h: Likewise.
6820 * config/riscv/generic.md: Likewise.
6821 * config/riscv/linux.h: Likewise.
6822 * config/riscv/multilib-generator: Likewise.
6823 * config/riscv/peephole.md: Likewise.
6824 * config/riscv/pic.md: Likewise.
6825 * config/riscv/predicates.md: Likewise.
6826 * config/riscv/riscv-builtins.c: Likewise.
6827 * config/riscv/riscv-c.c: Likewise.
6828 * config/riscv/riscv-ftypes.def: Likewise.
6829 * config/riscv/riscv-modes.def: Likewise.
6830 * config/riscv/riscv-opts.h: Likewise.
6831 * config/riscv/riscv-protos.h: Likewise.
6832 * config/riscv/riscv.h: Likewise.
6833 * config/riscv/riscv.md: Likewise.
6834 * config/riscv/riscv.opt: Likewise.
6835 * config/riscv/sync.md: Likewise.
6836 * config/riscv/t-elf-multilib: Likewise.
6837 * config/riscv/t-linux: Likewise.
6838 * config/riscv/t-linux-multilib: Likewise.
6839 * config/riscv/t-riscv: Likewise.
6840 * configure.ac: Likewise.
6841 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6842 Waterman as RISC-V maintainers.
6843 * doc/install.texi: Add RISC-V entries.
6844 * doc/invoke.texi: Add RISC-V options section.
6845 * doc/md.texi: Add RISC-V constraints section.
6846 * configure: Regenerated.
6848 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6850 PR target/66144
6851 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6852 false values to be constant vectors with all 0 or all 1 bits set.
6853 (vcondu<mode><mode>): Likewise.
6854 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6855 predicate.
6856 (fpmask_comparison_operator): Update comment.
6857 (vecint_comparison_operator): New predicate.
6858 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6859 vector conditionals when the true and false values are constant
6860 vectors with all 0 bits or all 1 bits set.
6862 2017-02-06 Martin Sebor <msebor@redhat.com>
6864 PR tree-optimization/79376
6865 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6867 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6869 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6870 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6871 to simplify split condition.
6873 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6875 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6876 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6877 false.
6879 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6881 PR rtl-optimization/68664
6882 * target.def (can_speculate_insn): New hook.
6883 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6884 * doc/tm.texi: Regenerate.
6885 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6886 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6887 (rs6000_sched_can_speculate_insn): New function.
6889 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6891 PR tree-optimization/79284
6892 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6893 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6894 vectorizable_mask_load_store, vectorizable_operation,
6895 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6896 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6897 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6898 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6899 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6900 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6901 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6902 is_gimple_assign (stmt). Replace another such test with
6903 is_gimple_assign (stmt).
6905 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6907 PR target/78883
6908 * config/avr/avr.c (rtl-iter.h): Include it.
6909 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6910 (avr_legitimate_combined_insn): ...and implementation.
6912 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6914 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6915 * config/s390/s390.c (s390_const_operand_ok)
6916 (s390_canonicalize_comparison, s390_extract_part)
6917 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6918 (s390_contiguous_bitmask_p, s390_rtx_costs)
6919 (legitimize_pic_address): Likewise.
6920 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6921 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6922 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6923 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6924 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6926 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6928 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6929 REGNO($0) == REGNO($1).
6931 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6933 * config/s390/linux.h(SIZE_TYPE): Add comment.
6935 2017-02-06 Julian Brown <julian@codesourcery.com>
6936 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6937 Virendra Pathak <virendra.pathak@broadcom.com>
6939 * config/aarch64/aarch64-cores.def: Change the scheduler
6940 to Thunderx2t99.
6941 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6942 * config/aarch64/thunderx2t99.md: New file.
6944 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6946 * doc/standards.texi (Go Language): Update link to language
6947 standard.
6949 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6951 * tree-eh.c (lower_resx): Sanitize profile.
6952 (cleanup_empty_eh_move_lp): Likewise.
6954 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6956 PR tree-ssa/79347
6957 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6958 ELSE_PROB.
6959 * cfgloopmanip.h (loop_version): Update prototype.
6960 * modulo-sched.c (sms_schedule): Update call of loop_version.
6961 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6962 * tree-parloops.c (gen_parallel_loop): Likewise.
6963 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6964 * tree-ssa-loop-split.c (split_loop): Likewise.
6965 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6966 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6968 2017-02-05 Martin Liska <mliska@suse.cz>
6970 PR bootstrap/78985
6971 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6972 variable to NULL.
6973 (print_operand_address): Initialize a struct to zero.
6975 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6977 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6978 garbage collector only in textual form.
6980 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6982 * doc/extend.texi (x86 specific memory model extensions for
6983 transactional memory): Simplify a phrase.
6985 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6987 PR target/79353
6988 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6989 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6990 (atomic_storedi_1): Likewise.
6992 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6994 PR tree-optimization/79338
6995 * tree-parloops.c (gather_scalar_reductions): Don't call
6996 vect_analyze_loop_form for loop->inner before destroying loop's
6997 loop_vinfo.
6999 2017-02-03 Martin Sebor <msebor@redhat.com>
7001 PR tree-optimization/79327
7002 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
7003 when precision has resulted in leading zeros.
7004 (format_integer): Adjust the likely counter to assume an unknown
7005 argument that may be zero is non-zero.
7007 2017-02-03 Jason Merrill <jason@redhat.com>
7009 PR c++/78689
7010 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
7011 avoid copying non-taken branch.
7013 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7015 PR tree-optimization/79340
7016 * tree-vect-loop.c (vectorizable_reduction): Release
7017 vec_defs elements after safe_splicing them into other vectors.
7018 Formatting fixes.
7020 PR tree-optimization/79327
7021 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
7022 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
7023 dirtype.
7024 (format_integer): Use wide_int_to_tree instead of build_int_cst
7025 + to_?hwi. If argmin is NULL, just set argmin and argmax to
7026 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
7027 of shortest and longest sequence.
7029 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
7031 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
7032 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
7034 2017-02-03 Walter Lee <walt@tilera.com>
7036 PR target/78862
7037 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
7038 after initial stackframe link reg save.
7039 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
7041 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7043 PR target/79354
7044 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
7045 wu for stxssp alternative.
7047 2017-02-03 Martin Sebor <msebor@redhat.com>
7049 PR tree-optimization/79352
7050 * gimple-fold.c (get_range_strlen): Add argument.
7051 (get_range_strlen): Change return type to bool.
7052 (get_maxval_strlen): Pass in a dummy argument.
7053 * gimple-fold.h (get_range_strlen): Change return type to bool.
7054 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
7055 * tree.h (array_at_struct_end_p): Add argument.
7056 * tree.c (array_at_struct_end_p): Handle it.
7058 2017-02-03 Martin Liska <mliska@suse.cz>
7060 PR lto/66295
7061 * multiple_target.c (create_dispatcher_calls): Redirect edge
7062 from a caller of a dispatcher.
7063 (expand_target_clones): Make the clones local.
7064 (ipa_target_clone): Do both target clones and resolvers.
7065 (ipa_dispatcher_calls): Remove the pass.
7066 (pass_dispatcher_calls::gate): Likewise.
7067 (make_pass_dispatcher_calls): Likewise.
7068 * passes.def (pass_target_clone): Put as very first IPA early
7069 pass.
7071 2017-02-03 Martin Liska <mliska@suse.cz>
7073 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
7074 in case of a function with ifunc attribute.
7076 2017-02-03 Martin Liska <mliska@suse.cz>
7078 * cgraph.c (cgraph_node::dump): Dump function version info.
7079 * symtab.c (symtab_node::dump_base): Add missing new line.
7081 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7083 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
7084 (ifcombine_ifandif): Use it.
7086 2017-02-03 Martin Liska <mliska@suse.cz>
7088 * doc/invoke.texi: Document default value for
7089 use-after-scope-direct-emission-threshold.
7091 2017-02-03 Martin Liska <mliska@suse.cz>
7093 PR tree-optimization/79339
7094 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
7095 (format_floating): Likewise.
7097 2017-02-03 Martin Liska <mliska@suse.cz>
7099 PR ipa/79337
7100 * ipa-prop.c (ipa_node_params_t::insert): Remove current
7101 implementation.
7102 (ipa_node_params_t::remove): Likewise.
7103 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
7104 initialization from removed ipa_node_params_t::insert.
7105 (ipa_node_params::~ipa_node_params): Move from removed
7106 ipa_node_params_t::release.
7107 * symbol-summary.h (symbol_summary::m_released): New member.
7108 Do not release a summary twice. Do not allow to call finalizer
7109 for types of a summary that live in GGC memory.
7111 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7113 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
7114 cmp_branch fusion.
7116 2017-02-02 Martin Sebor <msebor@redhat.com>
7118 PR middle-end/79275
7119 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
7120 (format_string): Tighten up the range of output for non-constant
7121 strings and correct the expected range for wide non-constant strings.
7123 2017-02-02 Martin Sebor <msebor@redhat.com>
7125 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
7127 PR middle-end/32003
7128 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
7129 index.
7130 (-fdump-tree-@var): Add to index and document how to come up
7131 with pass-specific option and dump file names.
7132 (-fdump-passes): Clarify where to look for output.
7134 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7136 PR middle-end/77445
7137 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
7138 statistics of the analyzed path; allow threading for speed when
7139 any of BBs along the path are optimized for speed.
7141 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
7143 PR middle-end/78468
7144 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
7145 settings of the virtual registers.
7147 Revert again
7148 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7150 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7151 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7152 needed.
7154 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7156 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
7157 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
7159 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7161 * config/s390/s390.md: Add missing comments with the expanded
7162 mnemonics.
7163 * config/s390/vector.md: Likewise.
7164 * config/s390/vx-builtins.md: Likewise.
7166 2017-02-02 Jakub Jelinek <jakub@redhat.com>
7168 PR target/79197
7169 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
7170 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
7171 conditions on a single line.
7173 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7175 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7176 __S390_VX__ to __VX__.
7178 2017-02-01 Andrew Pinski <apinski@cavium.com>
7180 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
7181 stmt_info to record_stmt_cost.
7182 (vect_get_known_peeling_cost): Pass stmt_info if known to
7183 record_stmt_cost.
7184 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
7185 cpu_vector_cost field into
7186 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
7187 field into vec_int_stmt_cost and vec_fp_stmt_cost.
7188 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
7189 splitting of scalar_stmt_cost and vec_stmt_cost.
7190 (thunderx_vector_cost): Likewise.
7191 (cortexa57_vector_cost): LIkewise.
7192 (exynosm1_vector_cost): Likewise.
7193 (xgene1_vector_cost): Likewise.
7194 (thunderx2t99_vector_cost): Improve after the splitting of the two
7195 fields.
7196 (aarch64_builtin_vectorization_cost): Update for the splitting of
7197 scalar_stmt_cost and vec_stmt_cost.
7199 2017-02-01 Torvald Riegel <triegel@redhat.com>
7200 Richard Henderson <rth@redhat.com>
7202 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
7203 conditional on existance of a fast atomic load.
7204 * optabs-query.c (can_atomic_load_p): New function.
7205 * optabs-query.h (can_atomic_load_p): Declare it.
7206 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
7207 no fast atomic load is available for the particular size of access.
7208 (expand_atomic_compare_and_swap): Likewise.
7209 (expand_atomic_load): Likewise.
7210 (expand_atomic_store): Likewise.
7211 (expand_atomic_fetch_op): Likewise.
7212 * testsuite/lib/target-supports.exp
7213 (check_effective_target_sync_int_128): Remove x86 because it provides
7214 no fast atomic load.
7215 (check_effective_target_sync_int_128_runtime): Likewise.
7217 2017-02-01 Richard Biener <rguenther@suse.de>
7219 * graphite.c: Include tree-vectorizer.h for find_loop_location.
7220 (graphite_transform_loops): Provide opt-info for optimized nests.
7221 * tree-parloop.c (parallelize_loops): Provide opt-info for
7222 parallelized loops.
7224 2017-02-01 Richard Biener <rguenther@suse.de>
7226 PR middle-end/79315
7227 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
7228 was not set before.
7230 2017-02-01 Richard Biener <rguenther@suse.de>
7232 PR tree-optimization/71824
7233 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7234 Verify the loops are valid in the merged SESE region.
7235 (scop_detection::can_represent_loop_1): Check analyzing the
7236 evolution of the number of iterations in the region succeeds.
7238 2017-01-31 Ian Lance Taylor <iant@golang.org>
7240 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
7241 REG_ARGS_SIZE note to 32-bit push insns and call insn.
7243 2017-01-31 David Malcolm <dmalcolm@redhat.com>
7245 PR preprocessor/79210
7246 * input.c (get_substring_ranges_for_loc): Replace line_width
7247 assertion with error-handling.
7249 2017-01-31 Richard Biener <rguenther@suse.de>
7251 PR tree-optimization/77318
7252 * graphite-sese-to-poly.c (extract_affine): Fix assert.
7253 (create_pw_aff_from_tree): Take loop parameter.
7254 (add_condition_to_pbb): Pass loop of the condition to
7255 create_pw_aff_from_tree.
7257 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7259 * config/s390/s390.c (s390_asan_shadow_offset): New function.
7260 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
7262 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7264 PR target/78597
7265 PR target/79038
7266 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
7267 no longer used.
7268 (convert_int_to_float128): Likewise.
7269 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
7270 (convert_int_to_float128): Likewise.
7271 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
7272 (UNSPEC_IEEE128_CONVERT): Likewise.
7273 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
7274 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
7275 Use local variables for IBM extended format.
7276 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
7277 (fix_trunc<mode>si2_fprs): Likewise.
7278 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7279 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
7280 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
7281 to know that we can now have integers of all sizes in vector
7282 registers.
7283 (fix<uns>_<mode>di2_hw): Likewise.
7284 (float<uns>_<mode>si2_hw): Likewise.
7285 (fix_<mode>si2_hw): Likewise.
7286 (fixuns_<mode>si2_hw): Likewise.
7287 (float<uns>_<mode>di2_hw): Likewise.
7288 (float_<mode>di2_hw): Likewise.
7289 (float_<mode>si2_hw): Likewise.
7290 (floatuns_<mode>di2_hw): Likewise.
7291 (floatuns_<mode>si2_hw): Likewise.
7292 (xscvqp<su>wz_<mode>): Delete, no longer used.
7293 (xscvqp<su>dz_<mode>): Likewise.
7294 (xscv<su>dqp_<mode>): Likewise.
7295 (ieee128_mfvsrd_64bit): Likewise.
7296 (ieee128_mfvsrd_32bit): Likewise.
7297 (ieee128_mfvsrwz): Likewise.
7298 (ieee128_mtvsrw): Likewise.
7299 (ieee128_mtvsrd_64bit): Likewise.
7300 (ieee128_mtvsrd_32bit): Likewise.
7302 2017-01-31 Martin Liska <mliska@suse.cz>
7304 PR ipa/79285
7305 * ipa-prop.c (ipa_free_all_node_params): Call release method
7306 instead of ~sumbol_summary to not to trigger double times
7307 dtor of hash_map.
7309 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
7311 PR tree-optimization/71691
7312 * bitmap.h (class auto_bitmap): New.
7313 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
7314 is_maybe_undefined instead of ssa_undefined_value_p.
7316 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7318 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7319 __S390_ARCH_LEVEL__ to __ARCH__.
7321 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7323 PR tree-optimization/79267
7324 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
7325 if should_remove_lhs_p is true.
7327 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
7329 PR debug/63238
7330 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
7331 (add_alignment_attribute): New.
7332 (base_type_die): Add alignment attribute.
7333 (subrange_type_die): Likewise.
7334 (modified_type_die): Likewise.
7335 (gen_array_type_die): Likewise.
7336 (gen_descr_array_type_die: Likewise.
7337 (gen_enumeration_type_die): Likewise.
7338 (gen_subprogram_die): Likewise.
7339 (gen_variable_die): Likewise.
7340 (gen_field_die): Likewise.
7341 (gen_ptr_to_mbr_type_die): Likewise.
7342 (gen_struct_or_union_type_die): Likewise.
7343 (gen_subroutine_type_die): Likewise.
7344 (gen_typedef_die): Likewise.
7345 (base_type_cmp): Compare alignment attribute.
7347 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7349 PR target/79170
7350 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
7351 (setb_unsigned) New pattern for setb with CCUNS.
7352 * config/rs6000/rs6000.c (expand_block_compare): Use a different
7353 subfc./subfe sequence to avoid overflow problems. Generate a
7354 shorter sequence with cmpld/setb for power9.
7355 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
7356 for generating subfc. instruction.
7357 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
7358 now uses this instruction.
7360 2017-01-30 Ian Lance Taylor <iant@google.com>
7362 PR debug/79289
7363 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
7364 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
7366 2017-01-30 Martin Sebor <msebor@redhat.com>
7368 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
7369 Move constant to the right of a relational operator.
7370 (get_mpfr_format_length, format_character, format_string): Ditto.
7371 (should_warn_p, maybe_warn): Same.
7373 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
7375 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
7377 PR lto/79061
7378 * asan.c (get_translation_unit_decl): Remove function.
7379 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
7381 2017-01-30 Martin Liska <mliska@suse.cz>
7383 PR gcov-profile/79259
7384 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
7385 -fprofile-generate.
7387 2017-01-30 Martin Liska <mliska@suse.cz>
7389 PR bootstrap/78985
7390 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
7391 Initialize variables with NULL value.
7393 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
7395 PR target/79260
7396 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
7397 tm_p_file.
7398 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
7400 2017-01-30 Richard Biener <rguenther@suse.de>
7402 PR tree-optimization/79276
7403 * tree-vrp.c (process_assert_insertions): Properly adjust common
7404 when removing a duplicate.
7406 * gcc.dg/torture/pr79276.c: New testcase.
7408 2017-01-30 Richard Biener <rguenther@suse.de>
7410 PR tree-optimization/79256
7411 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7412 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7413 alignment on TYPE.
7414 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
7416 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
7418 PR target/79240
7419 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
7420 ("*r<noxa>sbg_<mode>_sll_bitmask")
7421 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7422 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
7423 Use contiguous_bitmask_nowrap_operand.
7425 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7427 PR target/79268
7428 * config/rs6000/altivec.h (vec_xl): Revise #define.
7429 (vec_xst): Likewise.
7431 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
7433 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
7435 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
7437 PR rtl-optimization/79194
7438 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
7439 traps before call to bypass_conditional_jumps.
7441 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7443 PR tree-optimization/71374
7444 * lra-constraints.c (check_conflict_input_operands): New.
7445 (match_reload): Use it.
7447 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7449 PR target/79131
7450 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
7451 account to calculate conflict_set.
7453 2017-01-27 Bin Cheng <bin.cheng@arm.com>
7455 PR rtl-optimization/78559
7456 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
7457 other_insn in combine.
7459 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
7461 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
7462 uint16_type_node for BT_UINT16.
7464 2017-01-27 David Malcolm <dmalcolm@redhat.com>
7466 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
7467 "RTL Tests" to menu.
7468 (GIMPLE Tests): New node.
7469 (RTL Tests): New node.
7471 2017-01-27 Richard Biener <rguenther@suse.de>
7473 PR tree-optimization/79245
7474 * tree-loop-distribution.c (distribute_loop): Apply cost
7475 modeling also to detected patterns.
7477 2017-01-27 Richard Biener <rguenther@suse.de>
7479 PR tree-optimization/71433
7480 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
7481 (compare_assert_loc): New function.
7482 (process_assert_insertions): Sort and optimize assert locations
7483 to remove duplicates and push down identical assertions on
7484 edges to their destination block.
7486 2017-01-27 Richard Biener <rguenther@suse.de>
7488 PR tree-optimization/79244
7489 * tree-vrp.c (remove_range_assertions): Forcefully propagate
7490 out SSA names even if abnormal.
7492 2017-01-27 Jakub Jelinek <jakub@redhat.com>
7494 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
7495 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
7496 instead of MPFR_RNDN.
7498 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
7500 PR target/79239
7501 * arm.c (arm_option_override): Don't call build_target_option_node
7502 until after doing all option overrides.
7503 (arm_valid_target_attribute_tree): Likewise.
7505 2017-01-27 Martin Liska <mliska@suse.cz>
7507 * doc/invoke.texi (-fprofile-arcs): Document profiling support
7508 for {cd}tors and C++ {cd}tors.
7510 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
7512 * config/s390/s390.md ("*setmem_long_and")
7513 ("*setmem_long_and_31z"): Use zero_extend instead of and.
7515 2017-01-26 Martin Sebor <msebor@redhat.com>
7517 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
7518 of precision.
7520 2017-01-26 Martin Sebor <msebor@redhat.com>
7522 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
7523 HAVE_DFmode before using XFmode or DFmode.
7524 (parse_directive): Avoid using the z length modifier to avoid
7525 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
7527 PR middle-end/78703
7528 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
7529 to accept adjustment as an array.
7530 (get_int_range): New function.
7531 (struct directive): Make width and prec arrays.
7532 (directive::set_width, directive::set_precision): Call get_int_range.
7533 (format_integer, format_floating): Handle width and precision ranges.
7534 (format_string, parse_directive): Same.
7536 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7538 PR debug/79129
7539 * dwarf2out.c (generate_skeleton_bottom_up): For children with
7540 comdat_type_p set, just clone them, but keep the children in the
7541 original DIE.
7543 PR debug/78835
7544 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
7545 which have direct callers with -fvar-tracking-assignments enabled
7546 in the current TU.
7547 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
7548 inside of type units.
7550 2017-01-26 Martin Sebor <msebor@redhat.com>
7552 PR middle-end/78703
7553 * gimple-ssa-sprintf.c (struct result_range): Add likely and
7554 unlikely counters.
7555 (struct format_result): Replace number_chars, number_chars_min,
7556 and number_chars_max with a single member of struct result_range.
7557 Remove bounded.
7558 (format_result::operator+=): Adjust.
7559 (struct fmtresult): Remove bounded. Handle likely and unlikely
7560 counters.
7561 (fmtresult::adjust_for_width_or_precision): New function.
7562 (fmtresult:type_max_digits): New function.
7563 (bytes_remaining): Handle likely and unlikely counters.
7564 (min_bytes_remaining): Remove.
7565 (format_percent): Simplify.
7566 (format_integer, format_floating): Set likely and unlikely counters.
7567 (get_string_length, format_character, format_string): Same.
7568 (format_plain, should_warn_p): New function.
7569 (maybe_warn): Call should_warn_p. Update diagnostic messages
7570 and handle those for all directives, including plain strings.
7571 (format_directive): Handle likely and unlikely counters.
7572 Remove unnecessary quoting from diagnostics. Add an informational
7573 note.
7574 (add_bytes): Remove.
7575 (pass_sprintf_length::compute_format_length): Simplify.
7576 (try_substitute_return_value): Handle likely and unlikely counters.
7578 2017-01-26 Carl Love <cel@us.ibm.com>
7580 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
7581 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
7583 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
7585 PR target/79131
7586 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
7587 endianess for subregs into account.
7588 * lra-constraints.c (lra_constraints): Do risky transformations
7589 always on the first iteration.
7590 * lra-lives.c (check_pseudos_live_through_calls): Add arg
7591 last_call_used_reg_set.
7592 (process_bb_lives): Define and use last_call_used_reg_set.
7593 * lra.c (lra): Always continue after lra_constraints on the first
7594 iteration.
7596 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
7598 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
7599 constant.
7600 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
7602 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7604 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
7605 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
7606 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
7607 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
7608 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
7609 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
7610 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
7611 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
7612 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
7614 2017-01-26 Marek Polacek <polacek@redhat.com>
7616 PR c/79199
7617 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
7618 for the third operand.
7620 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7622 PR middle-end/79236
7623 * omp-low.c (struct omp_context): Add simt_stmt field.
7624 (scan_omp_for): Return omp_context *.
7625 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7626 context to the _simt_ SIMD stmt.
7627 (lower_omp_for): For combined SIMD with sibling _simt_
7628 SIMD, make sure to use the same decls in _looptemp_
7629 clauses as in the sibling.
7631 2017-01-26 David Sherwood <david.sherwood@arm.com>
7633 PR middle-end/79212
7634 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7635 all contexts.
7637 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7639 PR target/70465
7640 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7641 emit fld b; fld a; if possible.
7643 * brig-builtins.def: Update copyright years.
7644 * config/arm/arm_acle_builtins.def: Update copyright years.
7646 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7648 PR target/79179
7649 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7650 constraint instead of o for the stxsd instruction.
7652 2017-01-25 Carl Love <cel@us.ibm.com>
7654 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7655 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7657 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7659 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7661 2017-01-25 Richard Biener <rguenther@suse.de>
7663 PR tree-optimization/69264
7664 * target.def (vector_alignment_reachable): Improve documentation.
7665 * doc/tm.texi: Regenerate.
7666 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7667 and add a comment.
7668 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7669 earlier changes with respect to TYPE_USER_ALIGN.
7670 (vector_alignment_reachable_p): Likewise. Improve dumping.
7672 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7674 PR target/79145
7675 * config/arm/arm.md (xordi3): Force constant operand into a register
7676 for TARGET_IWMMXT.
7678 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7680 * doc/invoke.texi (-fstore-merging): Correct default optimization
7681 levels at which it is enabled.
7682 (-O): Move -fstore-merging from list to...
7683 (-O2): ... Here.
7685 2017-01-25 Richard Biener <rguenther@suse.de>
7687 PR debug/78363
7688 * omp-expand.c: Include debug.h.
7689 (expand_omp_taskreg): Make sure to generate early debug before
7690 outlining anything from a function.
7691 (expand_omp_target): Likewise.
7692 (grid_expand_target_grid_body): Likewise.
7694 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7696 PR lto/79061
7697 * asan.c (get_translation_unit_decl): New function.
7698 (asan_add_global): Extract modules file name from globals
7699 TRANSLATION_UNIT_DECL name.
7701 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7703 PR target/77439
7704 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7705 for long calls with APCS frame and VFP.
7707 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7709 * cfg.c (original_copy_tables_initialized_p): New function.
7710 * cfg.h (original_copy_tables_initialized_p): New decl.
7711 * cfgrtl.c (relink_block_chain): Guard the call to
7712 free_original_copy_tables with a call to
7713 original_copy_tables_initialized_p.
7714 * cgraph.h (symtab_node::native_rtl_p): New decl.
7715 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7716 (symtab_node::needed_p): Don't assert for early assembly output
7717 for __RTL functions.
7718 (cgraph_node::finalize_function): Set "force_output" for __RTL
7719 functions.
7720 (cgraph_node::analyze): Bail out early for __RTL functions.
7721 (analyze_functions): Update assertion to support __RTL functions.
7722 (cgraph_node::expand): Bail out early for __RTL functions.
7723 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7724 __RTL functions.
7725 * function.h (struct function): Update comment for field
7726 "pass_startwith".
7727 * gimple-expr.c: Include "tree-pass.h".
7728 (gimple_has_body_p): Return false for __RTL functions.
7729 * Makefile.in (OBJS): Add run-rtl-passes.o.
7730 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7731 accessor.
7732 (gcc::pass_manager::get_clean_slate): New accessor.
7733 * passes.c: Include "insn-addr.h".
7734 (should_skip_pass_p): Add logging. Update logic for running
7735 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7736 property-provider override so it is only done for gimple passes.
7737 Don't skip dfinit.
7738 (skip_pass): New function.
7739 (execute_one_pass): Call skip_pass when skipping passes.
7740 * read-md.c (md_reader::read_char): Support filtering
7741 the input to a subset of line numbers.
7742 (md_reader::md_reader): Initialize fields
7743 m_first_line and m_last_line.
7744 (md_reader::read_file_fragment): New function.
7745 * read-md.h (md_reader::read_file_fragment): New decl.
7746 (md_reader::m_first_line): New field.
7747 (md_reader::m_last_line): New field.
7748 * read-rtl-function.c (function_reader::create_function): Only
7749 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7750 curr_properties. Set DECL_INITIAL to a dummy block.
7751 (read_rtl_function_body_from_file_range): New function.
7752 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7753 New decl.
7754 * run-rtl-passes.c: New file.
7755 * run-rtl-passes.h: New file.
7757 2017-01-24 Jeff Law <law@redhat.com>
7759 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7760 buffer size.
7762 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7764 PR tree-optimization/79159
7765 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7766 (record_nonwrapping_iv): Improve boundary using above function if no
7767 value range information.
7769 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7770 Martin Jambor <mjambor@suse.cz>
7772 * brig-builtins.def: New file.
7773 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7774 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7775 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7776 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7777 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7778 * builtin-types.def (BT_INT8): New.
7779 (BT_INT16): Likewise.
7780 (BT_UINT8): Likewise.
7781 (BT_UINT16): Likewise.
7782 (BT_FN_ULONG): Likewise.
7783 (BT_FN_UINT_INT): Likewise.
7784 (BT_FN_UINT_ULONG): Likewise.
7785 (BT_FN_UINT_LONG): Likewise.
7786 (BT_FN_UINT_PTR): Likewise.
7787 (BT_FN_ULONG_PTR): Likewise.
7788 (BT_FN_INT8_FLOAT): Likewise.
7789 (BT_FN_INT16_FLOAT): Likewise.
7790 (BT_FN_UINT32_FLOAT): Likewise.
7791 (BT_FN_UINT16_FLOAT): Likewise.
7792 (BT_FN_UINT8_FLOAT): Likewise.
7793 (BT_FN_UINT64_FLOAT): Likewise.
7794 (BT_FN_UINT16_UINT32): Likewise.
7795 (BT_FN_UINT32_UINT16): Likewise.
7796 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7797 (BT_FN_INT_PTR_INT): Likewise.
7798 (BT_FN_UINT_PTR_UINT): Likewise.
7799 (BT_FN_LONG_PTR_LONG): Likewise.
7800 (BT_FN_ULONG_PTR_ULONG): Likewise.
7801 (BT_FN_VOID_UINT64_UINT64): Likewise.
7802 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7803 (BT_FN_INT8_INT8_INT8): Likewise.
7804 (BT_FN_INT16_INT16_INT16): Likewise.
7805 (BT_FN_INT_INT_INT): Likewise.
7806 (BT_FN_UINT_FLOAT_UINT): Likewise.
7807 (BT_FN_FLOAT_UINT_UINT): Likewise.
7808 (BT_FN_ULONG_UINT_UINT): Likewise.
7809 (BT_FN_ULONG_UINT_PTR): Likewise.
7810 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7811 (BT_FN_UINT_UINT_UINT): Likewise.
7812 (BT_FN_VOID_UINT_PTR): Likewise.
7813 (BT_FN_UINT_UINT_PTR: Likewise.
7814 (BT_FN_UINT32_UINT64_PTR): Likewise.
7815 (BT_FN_INT_INT_UINT_UINT): Likewise.
7816 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7817 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7818 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7819 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7820 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7821 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7822 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7823 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7824 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7825 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7826 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7827 * doc/frontends.texi: List BRIG FE.
7828 * doc/install.texi (Testing): Add BRIG tesring requirements.
7829 * doc/invoke.texi (Overall Options): Mention BRIG.
7830 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7832 2017-01-24 Richard Biener <rguenther@suse.de>
7834 PR translation/79208
7835 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7837 2017-01-24 Martin Jambor <mjambor@suse.cz>
7839 PR bootstrap/79198
7840 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7841 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7842 and known_contexts.
7844 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7846 PR middle-end/79123
7847 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7848 casts from signed to unsigned really don't have a range.
7850 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7852 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7853 GMP_RNDx for compatiblity.
7855 2017-01-24 Martin Liska <mliska@suse.cz>
7857 PR bootstrap/79132
7858 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7859 that would prevent us to call alloca with -1 as argument.
7861 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7863 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7864 Avoid -Wformat-security warning.
7866 2017-01-23 Andrew Pinski <apinski@cavium.com>
7868 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7869 cost table.
7871 2017-01-23 Martin Sebor <msebor@redhat.com>
7873 PR middle-end/78703
7874 * gimple-ssa-sprintf.c (warn_level): New global.
7875 (format_integer): Use it here and throughout the rest of the file.
7876 Use the same switch to compute sign as base.
7877 (maybe_warn): New function.
7878 (format_directive): Factor out warnings into maybe_warn.
7879 Add debugging output. Use warn_level.
7880 (add_bytes): Use warn_level.
7881 (pass_sprintf_length::compute_format_length): Add debugging output.
7882 (try_substitute_return_value): Same.
7883 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7885 PR middle-end/78703
7886 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7887 (struct fmtresult, format_integer, format_floating): Adjust.
7888 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7889 (get_string_length, format_string,format_directive): Same.
7890 (pass_sprintf_length::compute_format_length): Same.
7891 (try_substitute_return_value): Simplify slightly.
7893 PR middle-end/78703
7894 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7895 (fmtresult::operator+=): Outlined.
7896 (struct fmtresult): Add ctors.
7897 (struct conversion_spec): Rename...
7898 (struct directive): ...to this. Add and remove data members.
7899 (directive::set_width, directive::set_precision): New functions.
7900 (format_percent): Use fmtresult ctor.
7901 (get_width_and_precision): Remove.
7902 (format_integer): Make naming changes. Avoid computing width and
7903 precision.
7904 (format_floating): Same. Adjust indentation.
7905 (format_character, format_none): New functions.
7906 (format_string): Moved character handling to format_character.
7907 (format_directive): Remove arguments, change return type.
7908 (parse_directive): New function.
7909 (pass_sprintf_length::compute_format_length): Move directive
7910 parsing to parse_directive.
7912 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7914 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7915 (assign_assembler_name_if_needed): ... this.
7916 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7917 (assign_assembler_name_if_needed): ... this.
7918 (free_lang_data_in_cgraph): Adjust callers.
7919 * cgraphunit.c (cgraph_node::analyze): Likewise.
7920 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7921 Likewise.
7923 2017-01-23 Richard Biener <rguenther@suse.de>
7925 PR tree-optimization/79088
7926 PR tree-optimization/79188
7927 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7928 resetting loop bounds after last path deletion. Reset loop
7929 bounds of the target loop, make code match the comments.
7930 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7931 Make sure loops need no fixups.
7933 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7935 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7936 exponent support with double type for first argument.
7937 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7938 type returned by __builtin_vec_extract_sig,
7939 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7940 functions from "vector int" to "vector unsigned int" or from
7941 "vector long long int" to "vector unsigned long long int".
7942 Changed type returned by __builtin_vec_extract_exp,
7943 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7944 functions from "vector int" to "vector unsigned int" or from
7945 "vector long long int" to "vector unsigned long long int".
7946 Changed return type of __builtin_vec_test_data_class,
7947 __builtin_vec_test_data_class_sp, and
7948 __builtin_vec_test_data_class_dp from "vector int" to
7949 "vector bool int" or from "vector long long int" to "vector bool
7950 long long int" and changed second argument type from "unsigned
7951 int" to "int". Added new overloaded function forms "vector float
7952 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7953 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7954 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7955 double, vector unsigned long long int)" and "vector double
7956 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7957 long int)". Changed return type of
7958 __builtin_scalar_test_data_class and
7959 __builtin_scalar_test_data_class_sp and
7960 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7961 int" and changed second argument from "unsigned int" to "int".
7962 Changed type returned by __builtin_scalar_test_neg,
7963 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7964 from "int" to "bool int". Added new overloaded function form
7965 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7966 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7967 exponent double-precision with floating point first argument.
7968 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7969 documentation of scalar_test_data_class, scalar_test_neg,
7970 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7971 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7972 vec_test_data_class built-in functions to reflect refinements in
7973 their type signatures.
7975 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7977 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7978 size of buf.
7979 (aarch64_elf_asm_destructor): Likewise.
7981 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7983 PR rtl-optimization/78634
7984 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7985 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7986 * ifcvt.c (noce_try_cmove): Add missing cost check.
7988 PR rtl-optimization/71724
7989 * combine.c (if_then_else_cond): Look for situations where it is
7990 beneficial to undo the work of one of the recursive calls.
7992 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7994 PR tree-optimization/70754
7995 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7996 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7997 combined stmt before it if not NULL.
7998 (combine_chains): Process refs reversely and compute dominance point
7999 for root ref.
8001 2017-01-23 Martin Liska <mliska@suse.cz>
8003 PR tree-optimization/79196
8004 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
8005 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
8006 instead of memcmp.
8007 (strlen_optimize_stmt): Call the renamed function.
8009 2017-01-23 Michael Matz <matz@suse.de>
8011 PR tree-optimization/78384
8012 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
8014 2017-01-23 Richard Biener <rguenther@suse.de>
8016 PR tree-optimization/79186
8017 * tree-vrp.c (register_new_assert_for): Make sure we've seen
8018 both incoming edges before moving an assert.
8020 2017-01-23 Martin Jambor <mjambor@suse.cz>
8022 * ipa-prop.c (load_from_param_1): Removed.
8023 (load_from_unmodified_param): Bits from load_from_param_1 put back
8024 here.
8025 (load_from_param): Removed.
8026 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
8027 with stmt. Reverted back to use of load_from_unmodified_param.
8029 2017-01-23 Martin Jambor <mjambor@suse.cz>
8031 PR ipa/79108
8032 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
8033 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
8034 field a pointer to garbage collected vector, mark lattices and
8035 ipcp_orig_node with GTY((skip)).
8036 (ipa_get_param_count): Adjust to descriptors being a pointer.
8037 (ipa_get_param): Likewise.
8038 (ipa_get_type): Likewise.
8039 (ipa_get_param_move_cost): Likewise.
8040 (ipa_set_param_used): Likewise.
8041 (ipa_get_controlled_uses): Likewise.
8042 (ipa_set_controlled_uses): Likewise.
8043 (ipa_is_param_used): Likewise.
8044 (ipa_node_params_t): Move into garbage collector. New methods insert
8045 and remove.
8046 (ipa_node_params_sum): Annotate wth GTY(()).
8047 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
8048 garbage collected.
8049 (ipa_load_from_parm_agg): Adjust declaration.
8050 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
8051 * ipa-profile.c (ipa_profile): Likewise.
8052 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
8053 (ipa_populate_param_decls): Make descriptors parameter garbage
8054 collected.
8055 (ipa_dump_param): Adjust to descriptors being a pointer.
8056 (ipa_alloc_node_params): Likewise.
8057 (ipa_initialize_node_params): Likewise.
8058 (load_from_param_1): Make descriptors parameter garbage collected.
8059 (load_from_unmodified_param): Likewise.
8060 (load_from_param): Likewise.
8061 (ipa_load_from_parm_agg): Likewise.
8062 (ipa_node_params::~ipa_node_params): Removed.
8063 (ipa_free_all_node_params): Remove call to delete operator.
8064 (ipa_node_params_t::insert): New.
8065 (ipa_node_params_t::remove): Likewise.
8066 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
8067 copy known_csts and known_contexts vectors.
8068 (ipa_read_node_info): Adjust to descriptors being a pointer.
8069 (ipcp_modif_dom_walker): Make m_descriptors field garbage
8070 collected.
8071 (ipcp_transform_function): Make descriptors variable garbage
8072 collected.
8074 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
8076 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
8077 * config/i386/avx512dqintrin.h: Ditto.
8078 * config/i386/avx512fintrin.h: Ditto.
8079 * gcc/config/i386/i386.c: Handle new builtins.
8080 * config/i386/i386-builtin.def: Add new builtins.
8081 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
8082 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
8084 2017-01-23 Jakub Jelinek <jakub@redhat.com>
8085 Martin Liska <mliska@suse.cz>
8087 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
8088 * asan.c (asan_expand_poison_ifn): Support stores and use
8089 appropriate ASAN report function.
8090 * internal-fn.c (expand_ASAN_POISON_USE): New function.
8091 * internal-fn.def (ASAN_POISON_USE): Declare.
8092 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
8093 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
8094 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
8095 ASAN_POISON calls w/o LHS.
8096 * tree-ssa.c (execute_update_addresses_taken): Create clobber
8097 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
8098 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
8099 * gimplify.c (asan_poison_variables): Add attribute
8100 use_after_scope_memory to variables that really needs to live
8101 in memory.
8102 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
8103 having the attribute.
8105 2017-01-23 Martin Liska <mliska@suse.cz>
8107 * asan.c (create_asan_shadow_var): New function.
8108 (asan_expand_poison_ifn): Likewise.
8109 * asan.h (asan_expand_poison_ifn): New declaration.
8110 * internal-fn.c (expand_ASAN_POISON): Likewise.
8111 * internal-fn.def (ASAN_POISON): New builtin.
8112 * sanopt.c (pass_sanopt::execute): Expand
8113 asan_expand_poison_ifn.
8114 * tree-inline.c (copy_decl_for_dup_finish): Make function
8115 external.
8116 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
8117 * tree-ssa.c (is_asan_mark_p): New function.
8118 (execute_update_addresses_taken): Rewrite local variables
8119 (identified just by use-after-scope as addressable) into SSA.
8121 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8123 * doc/install.texi (Specific): opensource.apple.com uses https
8124 now. Remove trailing slash.
8126 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8128 * README.Portability: Remove note on an Irix compatibility issue.
8130 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
8132 * gcov.c (INCLUDE_ALGORITHM): Define.
8133 (INCLUDE_VECTOR): Define.
8134 No longer include <vector> and <algorithm> directly.
8136 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
8138 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
8139 to https.
8140 * doc/invoke.texi (Code Gen Options): Ditto.
8142 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
8144 PR lto/78407
8145 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
8147 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
8149 rtl-optimization/79125
8150 * cprop.c (local_cprop_pass): Handle cases where we make an
8151 unconditional trap.
8153 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
8155 PR target/61729
8156 PR target/77850
8157 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
8158 read from, for big endian.
8160 2017-01-20 Jiong Wang <jiong.wang@arm.com>
8162 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
8163 register pauth builtins for LP64 only.
8165 2017-01-20 Marek Polacek <polacek@redhat.com>
8167 PR c/79152
8168 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
8169 non-case labels.
8171 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8173 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
8174 of safelen status.
8175 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
8176 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
8177 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
8179 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8181 PR target/71270
8182 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
8183 in big-endian mode when they are not a single duplicated value.
8185 2017-01-20 Richard Biener <rguenther@suse.de>
8187 * BASE-VER: Bump to 7.0.1.
8189 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8191 * omp-low.c (omplow_simd_context): New struct. Use it...
8192 (lower_rec_simd_input_clauses): ...here and...
8193 (lower_rec_input_clauses): ...here to hold common data. Adjust all
8194 references to idx, lane, max_vf, is_simt.
8196 2017-01-20 Graham Markall <graham.markall@embecosm.com>
8198 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
8199 mcpu=nps400.
8201 2017-01-20 Martin Jambor <mjambor@suse.cz>
8203 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
8204 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
8205 gt-hsa-common.h.
8206 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
8207 (GTFILES): Rename hsa.c to hsa-common.c.
8208 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
8209 * hsa-dump.c: Likewise.
8210 * hsa-gen.c: Likewise.
8211 * hsa-regalloc.c: Likewise.
8212 * ipa-hsa.c: Likewise.
8213 * omp-expand.c: Likewise.
8214 * omp-low.c: Likewise.
8215 * toplev.c: Likewise.
8217 2017-01-20 Marek Polacek <polacek@redhat.com>
8219 PR c/64279
8220 * doc/invoke.texi: Document -Wduplicated-branches.
8221 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
8222 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
8223 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
8224 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
8225 return 0 only when not OEP_LEXICOGRAPHIC.
8226 (fold_build_cleanup_point_expr): Use the expression
8227 location when building CLEANUP_POINT_EXPR.
8228 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
8229 * tree.c (add_expr): Handle error_mark_node.
8231 2017-01-20 Martin Liska <mliska@suse.cz>
8233 PR lto/69188
8234 * tree-profile.c (init_ic_make_global_vars): Do not call
8235 finalize_decl.
8236 (gimple_init_gcov_profiler): Likewise.
8238 2017-01-20 Martin Liska <mliska@suse.cz>
8240 PR ipa/71190
8241 * cgraph.h (maybe_create_reference): Remove argument and
8242 update comment.
8243 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
8244 argument.
8245 * ipa-cp.c (create_specialized_node): Likewise.
8246 * symtab.c (symtab_node::maybe_create_reference): Handle
8247 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
8249 2017-01-20 Martin Liska <mliska@suse.cz>
8251 * read-rtl-function.c (function_reader::create_function): Use
8252 build_decl instread of build_decl_stat.
8254 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
8256 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
8257 * config/i386/avx512dqintrin.h: Ditto.
8258 * config/i386/avx512fintrin.h: Ditto.
8259 * config/i386/i386-builtin-types.def: Add new types.
8260 * gcc/config/i386/i386.c: Handle new types.
8261 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
8262 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
8263 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
8264 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
8265 (__builtin_ia32_kshiftridi): New.
8266 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
8268 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
8270 PR target/78875
8271 PR target/79140
8272 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
8273 define to rs6000_init_stack_protect_guard.
8274 (rs6000_init_stack_protect_guard): New function.
8276 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8277 Yunqiang Su <yunqiang.su@imgtec.com>
8279 * config.gcc (supported_defaults): Add madd4.
8280 (with_madd4): Add validation.
8281 (all_defaults): Add madd4.
8282 * config/mips/mips.opt (mmadd4): New option.
8283 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8284 mmadd4.
8285 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8286 __mips_no_madd4.
8287 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
8288 (ISA_HAS_FUSED_MADD4): Likewise.
8289 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
8290 * gcc/doc/install.texi (--with-madd4): Document the new option.
8292 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8294 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
8295 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
8296 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
8297 (aarch64_init_pauth_hint_builtins): New.
8298 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
8299 (aarch64_expand_builtin): Expand new builtins.
8301 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8303 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
8304 * combine-stack-adj.c (no_unhandled_cfa): Handle
8305 REG_CFA_TOGGLE_RA_MANGLE.
8306 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
8307 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
8308 info for return address signing.
8309 (aarch64_expand_epilogue): Likewise.
8311 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8313 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
8314 * config/aarch64/aarch64-protos.h
8315 (aarch64_return_address_signing_enabled): New declaration.
8316 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
8317 New function.
8318 (aarch64_expand_prologue): Sign return address before it's pushed onto
8319 stack.
8320 (aarch64_expand_epilogue): Authenticate return address fetched from
8321 stack.
8322 (aarch64_override_options): Sanity check for ILP32 and ISA level.
8323 (aarch64_attributes): New function attributes for "sign-return-address".
8324 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
8325 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
8326 ("*do_return"): Generate combined instructions according to key index.
8327 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
8328 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
8329 iterators.
8330 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
8331 * config/aarch64/aarch64.opt (msign-return-address=): New.
8332 * doc/extend.texi (AArch64 Function Attributes): Documents
8333 "sign-return-address=".
8334 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
8336 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8338 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
8339 overall option summary.
8341 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8343 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
8344 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
8345 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
8346 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
8348 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
8350 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
8351 -mpower9-minmax by default for -mcpu=power9.
8352 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
8353 128-bit floating point.
8355 2017-01-20 Alan Modra <amodra@gmail.com>
8357 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
8358 optimizing for size.
8360 2017-01-20 Alan Modra <amodra@gmail.com>
8362 PR target/79144
8363 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
8364 for strcmp and strncmp from corresponding builtin decl.
8366 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8368 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
8369 instead of i386/rtems-64.h.
8370 * config/i386/rtems-64.h: Remove.
8372 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8374 PR target/78478
8375 Revert:
8376 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
8378 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
8380 2017-01-19 Tamar Christina <tamar.christina@arm.com>
8382 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
8383 Change int to HOST_WIDE_INT.
8384 * config/aarch64/aarch64-protos.h
8385 (aarch64_simd_gen_const_vector_dup): Likewise.
8386 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
8388 2017-01-19 David Malcolm <dmalcolm@redhat.com>
8390 * langhooks-def.h (lhd_type_for_size): New decl.
8391 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
8392 * langhooks.c (lhd_type_for_size): New function, taken from
8393 lto_type_for_size.
8395 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
8397 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
8398 define_bypass for CR latency.
8399 (power9-cracked-alu): Update bypass latency and remove power9-branch.
8400 (power9-alu2): Add define_bypass for CR latency.
8401 (power9-cmp): New.
8402 (power9-mul): Update insn latency.
8403 (power9-mul-compare): Update insn latency, bypass latency and remove
8404 power9-branch.
8406 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8408 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
8409 Delete.
8410 * config/aarch64/aarch64.md
8411 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
8412 aarch64_nopcrelative_literal_loads.
8413 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
8415 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
8417 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
8418 TARGET_LOONGSON_3A.
8419 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
8421 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
8423 PR target/78176
8424 * config.gcc (supported_defaults): Add lxc1-sxc1.
8425 (with_lxc1_sxc1): Add validation.
8426 (all_defaults): Add lxc1-sxc1.
8427 * config/mips/mips.opt (mlxc1-sxc1): New option.
8428 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8429 mlxc1-sxc1.
8430 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8431 __mips_no_lxc1_sxc1.
8432 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
8433 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
8434 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
8436 2017-01-19 Richard Biener <rguenther@suse.de>
8438 PR tree-optimization/72488
8439 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
8440 sure to restore SSA info.
8441 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
8443 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
8445 PR rtl-optimization/79121
8446 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
8447 of the inner type when shifting an extended value.
8449 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8451 PR lto/78407
8452 * symtab.c (symtab_node::equal_address_to): Fix comparing of
8453 interposable aliases.
8455 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
8457 PR target/78516
8458 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
8459 Use the evmergelohi instruction.
8460 (mov_si<mode>_e500_subreg4_2_le): Likewise.
8461 (mov_sitf_e500_subreg8_2_be): Likewise.
8462 (mov_sitf_e500_subreg12_2_le): Likewise.
8463 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
8464 (mov_si<mode>_e500_subreg4_2_be): Likewise.
8465 (mov_sitf_e500_subreg8_2_le): Likewise.
8466 (mov_sitf_e500_subreg12_2_be): Likewise.
8468 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8470 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
8471 attribute from vecsimple to vecperm.
8472 (altivec_vbpermq2): Likewise.
8474 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8476 PR target/79040
8477 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
8479 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8480 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
8481 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
8482 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
8483 case where N arg is SIZE_MAX.
8484 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
8485 (cmpstrsi): Add pattern.
8487 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8489 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8490 __builtin_vec_revb builtins.
8491 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
8492 built-in functions to support generation of the ISA 3.0 XXBR<x>
8493 vector byte reverse instructions.
8494 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
8495 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
8496 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
8497 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
8498 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
8499 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
8500 (P9V_BUILTIN_VEC_REVB): Likewise.
8501 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
8502 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
8503 (p9_xxbrq_v16qi): Likewise.
8504 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
8505 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
8506 (p9_xxbrh_v8hi): Likewise.
8507 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
8508 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
8509 vec_revb built-in functions.
8511 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
8513 PR rtl-optimization/78952
8514 * config/i386/i386.md (any_extract): New code iterator.
8515 (*insvqi_2): Use any_extract for source operand.
8516 (*insvqi_3): Use any_shiftrt for source operand.
8518 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
8520 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
8521 New function.
8522 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
8524 2017-01-18 Matthias Klose <doko@ubuntu.com>
8526 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
8528 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8530 * config/rs6000/altivec.h (vec_bperm): Change #define.
8531 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
8532 (altivec_vbpermq2): New define_insn.
8533 (altivec_vbpermd): Likewise.
8534 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
8535 function interface.
8536 (VBPERMD): Likewise.
8537 (VBPERM): New polymorphic function interface.
8538 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
8539 Add entries for P9V_BUILTIN_VEC_VBPERM.
8540 * doc/extend.texi: Add interfaces for vec_bperm.
8542 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8544 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
8545 first letter of error messages.
8546 (s390_resolve_overloaded_builtin): Likewise.
8547 * config/s390/s390.c (s390_expand_builtin): Likewise.
8548 (s390_invalid_arg_for_unprototyped_fn): Likewise.
8549 (s390_valid_target_attribute_inner_p): Likewise.
8550 * config/s390/s390.md ("tabort"): Likewise.
8552 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
8554 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
8555 (ISA_AVOID_DIV_HILO): New macro.
8556 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
8557 (ISA_HAS_DDIV): Likewise.
8559 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8561 * doc/invoke.texi (fabi-version): Correct number of occurrences.
8563 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8565 * doc/invoke.texi (fabi-version): Spelling fix.
8567 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8569 PR c++/70182
8570 * doc/invoke.texi (fabi-version): Mention mangling fix for
8571 operator names.
8573 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8575 PR c++/77489
8576 * doc/invoke.texi (fabi-version): Document discriminator mangling.
8578 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
8580 PR target/78875
8581 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
8582 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
8583 the new options.
8584 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
8585 flexible settings.
8586 (stack_protect_test): Ditto.
8587 * config/rs6000/rs6000.opt (mstack-protector-guard=,
8588 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
8589 options.
8590 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
8591 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
8592 -mstack-protector-guard-offset=.
8593 (RS/6000 and PowerPC Options): Ditto.
8595 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8597 * config/i386/i386.h (MASK_CLASS_P): New define.
8598 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
8599 there are no registers from different register sets also when
8600 mask registers are used. Update function comment.
8601 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
8602 to (*k/*r) and (*k/*km) alternatives.
8604 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
8606 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
8607 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
8608 (EH_RETURN_HANDLER_RTX): New define.
8609 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
8610 Force frame pointer in EH return functions.
8611 (aarch64_expand_epilogue): Add barrier for eh_return.
8612 (aarch64_final_eh_return_addr): Remove.
8613 (aarch64_eh_return_handler_rtx): New function.
8614 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
8615 Remove.
8616 (aarch64_eh_return_handler_rtx): New prototype.
8618 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8620 * config/rs6000/altivec.h (vec_rlmi): New #define.
8621 (vec_vrlnm): Likewise.
8622 (vec_rlnm): Likewise.
8623 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
8624 (UNSPEC_VRLNM): Likewise.
8625 (VIlong): New mode iterator.
8626 (altivec_vrl<VI_char>mi): New define_insn.
8627 (altivec_vrl<VI_char>nm): Likewise.
8628 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8629 function entry.
8630 (VRLDNM): Likewise.
8631 (RLNM): New polymorphic function entry.
8632 (VRLWMI): New monomorphic function entry.
8633 (VRLDMI): Likewise.
8634 (RLMI): New polymorphic function entry.
8635 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8636 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8637 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8638 vec_vrlnm.
8640 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8642 PR debug/78839
8643 * dwarf2out.c (field_byte_offset): Restore the
8644 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8645 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8646 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8647 of build2 + fold.
8649 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8651 PR ada/67205
8652 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8654 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8656 PR debug/71669
8657 * dwarf2out.c (add_data_member_location_attribute): For constant
8658 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8659 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8660 DW_AT_byte_size attributes.
8662 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8664 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8665 after forcing to constant memory when the code model is medium.
8667 2017-01-17 Julia Koval <julia.koval@intel.com>
8669 PR target/76731
8670 * config/i386/avx512fintrin.h
8671 (_mm512_i32gather_ps): Change __addr type to void const*.
8672 (_mm512_mask_i32gather_ps): Ditto.
8673 (_mm512_i32gather_pd): Ditto.
8674 (_mm512_mask_i32gather_pd): Ditto.
8675 (_mm512_i64gather_ps): Ditto.
8676 (_mm512_mask_i64gather_ps): Ditto.
8677 (_mm512_i64gather_pd): Ditto.
8678 (_mm512_mask_i64gather_pd): Ditto.
8679 (_mm512_i32gather_epi32): Ditto.
8680 (_mm512_mask_i32gather_epi32): Ditto.
8681 (_mm512_i32gather_epi64): Ditto.
8682 (_mm512_mask_i32gather_epi64): Ditto.
8683 (_mm512_i64gather_epi32): Ditto.
8684 (_mm512_mask_i64gather_epi32): Ditto.
8685 (_mm512_i64gather_epi64): Ditto.
8686 (_mm512_mask_i64gather_epi64): Ditto.
8687 (_mm512_i32scatter_ps): Change __addr type to void*.
8688 (_mm512_mask_i32scatter_ps): Ditto.
8689 (_mm512_i32scatter_pd): Ditto.
8690 (_mm512_mask_i32scatter_pd): Ditto.
8691 (_mm512_i64scatter_ps): Ditto.
8692 (_mm512_mask_i64scatter_ps): Ditto.
8693 (_mm512_i64scatter_pd): Ditto.
8694 (_mm512_mask_i64scatter_pd): Ditto.
8695 (_mm512_i32scatter_epi32): Ditto.
8696 (_mm512_mask_i32scatter_epi32): Ditto.
8697 (_mm512_i32scatter_epi64): Ditto.
8698 (_mm512_mask_i32scatter_epi64): Ditto.
8699 (_mm512_i64scatter_epi32): Ditto.
8700 (_mm512_mask_i64scatter_epi32): Ditto.
8701 (_mm512_i64scatter_epi64): Ditto.
8702 (_mm512_mask_i64scatter_epi64): Ditto.
8703 * config/i386/avx512pfintrin.h
8704 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8705 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8706 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8707 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8708 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8709 (_mm512_prefetch_i32scatter_ps): Ditto.
8710 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8711 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8712 (_mm512_prefetch_i64scatter_pd): Ditto.
8713 (_mm512_prefetch_i64scatter_ps): Ditto.
8714 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8715 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8716 * config/i386/avx512vlintrin.h
8717 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8718 (_mm_mmask_i32gather_ps): Ditto.
8719 (_mm256_mmask_i32gather_pd): Ditto.
8720 (_mm_mmask_i32gather_pd): Ditto.
8721 (_mm256_mmask_i64gather_ps): Ditto.
8722 (_mm_mmask_i64gather_ps): Ditto.
8723 (_mm256_mmask_i64gather_pd): Ditto.
8724 (_mm_mmask_i64gather_pd): Ditto.
8725 (_mm256_mmask_i32gather_epi32): Ditto.
8726 (_mm_mmask_i32gather_epi32): Ditto.
8727 (_mm256_mmask_i32gather_epi64): Ditto.
8728 (_mm_mmask_i32gather_epi64): Ditto.
8729 (_mm256_mmask_i64gather_epi32): Ditto.
8730 (_mm_mmask_i64gather_epi32): Ditto.
8731 (_mm256_mmask_i64gather_epi64): Ditto.
8732 (_mm_mmask_i64gather_epi64): Ditto.
8733 (_mm256_i32scatter_ps): Change __addr type to void*.
8734 (_mm256_mask_i32scatter_ps): Ditto.
8735 (_mm_i32scatter_ps): Ditto.
8736 (_mm_mask_i32scatter_ps): Ditto.
8737 (_mm256_i32scatter_pd): Ditto.
8738 (_mm256_mask_i32scatter_pd): Ditto.
8739 (_mm_i32scatter_pd): Ditto.
8740 (_mm_mask_i32scatter_pd): Ditto.
8741 (_mm256_i64scatter_ps): Ditto.
8742 (_mm256_mask_i64scatter_ps): Ditto.
8743 (_mm_i64scatter_ps): Ditto.
8744 (_mm_mask_i64scatter_ps): Ditto.
8745 (_mm256_i64scatter_pd): Ditto.
8746 (_mm256_mask_i64scatter_pd): Ditto.
8747 (_mm_i64scatter_pd): Ditto.
8748 (_mm_mask_i64scatter_pd): Ditto.
8749 (_mm256_i32scatter_epi32): Ditto.
8750 (_mm256_mask_i32scatter_epi32): Ditto.
8751 (_mm_i32scatter_epi32): Ditto.
8752 (_mm_mask_i32scatter_epi32): Ditto.
8753 (_mm256_i32scatter_epi64): Ditto.
8754 (_mm256_mask_i32scatter_epi64): Ditto.
8755 (_mm_i32scatter_epi64): Ditto.
8756 (_mm_mask_i32scatter_epi64): Ditto.
8757 (_mm256_i64scatter_epi32): Ditto.
8758 (_mm256_mask_i64scatter_epi32): Ditto.
8759 (_mm_i64scatter_epi32): Ditto.
8760 (_mm_mask_i64scatter_epi32): Ditto.
8761 (_mm256_i64scatter_epi64): Ditto.
8762 (_mm256_mask_i64scatter_epi64): Ditto.
8763 (_mm_i64scatter_epi64): Ditto.
8764 (_mm_mask_i64scatter_epi64): Ditto.
8765 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8766 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8767 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8768 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8769 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8770 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8771 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8772 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8773 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8774 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8775 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8776 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8777 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8778 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8779 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8780 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8781 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8782 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8783 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8784 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8785 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8786 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8787 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8788 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8789 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8790 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8791 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8792 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8793 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8794 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8795 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8796 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8797 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8798 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8799 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8800 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8801 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8802 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8803 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8804 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8805 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8806 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8807 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8808 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8809 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8810 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8811 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8812 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8813 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8814 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8815 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8816 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8817 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8818 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8819 definitions accordingly.
8821 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8822 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8824 PR target/79079
8825 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8826 gen_lowpart.
8828 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8830 PR target/79058
8831 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8832 hard regs for inner regno.
8834 2017-01-17 Martin Liska <mliska@suse.cz>
8836 PR ipa/71207
8837 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8838 assumption and add comment.
8840 2017-01-17 Nathan Sidwell <nathan@acm.org>
8842 * ipa-visibility.c (localize_node): New function, broken out of ...
8843 (function_and_variable_visibility): ... here. Call it.
8845 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8847 PR middle-end/77445
8848 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8849 correctly set frequency of oudgoing edge.
8850 (duplicate_thread_path): Fix profile updating.
8852 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8854 PR other/79046
8855 * configure.ac: Add GCC_BASE_VER.
8856 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8857 version from BASE-VER file.
8858 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8859 (gcc.o): Depend on $(BASEVER).
8860 * common.opt (dumpfullversion): New option.
8861 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8862 * doc/invoke.texi: Document -dumpfullversion.
8863 * doc/install.texi: Document --with-gcc-major-version-only.
8864 * configure: Regenerated.
8866 2017-01-17 Richard Biener <rguenther@suse.de>
8868 PR tree-optimization/71433
8869 * tree-vrp.c (register_new_assert_for): Merge same asserts
8870 on all incoming edges.
8871 (process_assert_insertions_for): Handle insertions at the
8872 beginning of BBs.
8874 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8876 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8877 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8879 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8881 PR target/78633
8882 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8883 RTL sharing.
8885 2017-01-17 Alan Modra <amodra@gmail.com>
8887 PR target/79066
8888 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8889 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8890 symbolic stack limit when pic.
8892 2017-01-16 Martin Sebor <msebor@redhat.com>
8894 PR tree-optimization/78608
8895 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8897 2017-01-16 Jeff Law <law@redhat.com>
8899 Revert:
8900 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8901 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8902 for several include directories that may be relative to sysroot.
8903 * config/i386/x-mingw32 (gplus_includedir): Define.
8904 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8905 (native_system_includedir): Likewise.
8906 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8907 override if TARGET_SYSTEM_ROOT is defined.
8908 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8910 PR tree-optimization/79090
8911 PR tree-optimization/33562
8912 PR tree-optimization/61912
8913 PR tree-optimization/77485
8914 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8915 and computed trims into the dump file.
8917 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8919 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8921 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8923 PR c/79089
8924 * gimplify.c (gimplify_init_constructor): If want_value and
8925 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8926 fix.
8928 PR target/79080
8929 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8930 sequence. Formatting fixes.
8931 (doloop_optimize): Formatting fixes.
8933 PR driver/49726
8934 * gcc.c (debug_level_greater_than_spec_func): New function.
8935 (static_spec_functions): Add debug-level-gt spec function.
8936 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8937 !g0.
8938 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8939 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8940 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8941 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8942 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8943 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8945 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8947 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8948 QImode fixups to general and mask registers only.
8950 2017-01-16 Carl Love <cel@us.ibm.com>
8952 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8953 for built-in functions
8954 vector signed char vec_nabs (vector signed char)
8955 vector signed short vec_nabs (vector signed short)
8956 vector signed int vec_nabs (vector signed int)
8957 vector signed long long vec_nabs (vector signed long long)
8958 vector float vec_nabs (vector float)
8959 vector double vec_nabs (vector double)
8960 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8961 and NABS overload.
8962 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8963 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8964 * doc/extend.texi: Update the documentation file for the new built-in
8965 functions.
8967 2017-01-16 Martin Sebor <msebor@redhat.com>
8969 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8970 message.
8972 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8974 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8975 UNSPEC_VSX__XXSPLTD to require special splat handling.
8977 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8979 PR bootstrap/78616
8980 * system.h: Poison strndup.
8982 2017-01-16 Alan Modra <amodra@gmail.com>
8984 PR target/79098
8985 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8986 use a switch.
8988 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8990 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8992 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8994 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8995 call recog here. Assert that INSN_CODE (insn) is non-negative.
8997 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8999 PR target/72749
9000 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
9001 fallthrough.
9002 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
9003 in the currently scheduled RTL fragment.
9005 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
9007 PR rtl-optimization/78751
9008 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
9009 give up.
9011 2017-01-14 Jeff Law <law@redhat.com>
9013 PR tree-optimization/79090
9014 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
9015 variable length stores.
9016 (compute_trims): Delete dead assignment to *trim_tail.
9017 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
9018 zero length.
9020 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
9022 PR rtl-optimization/78626
9023 PR rtl-optimization/78727
9024 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
9025 of a block, and split such blocks after everything else is finished.
9027 2017-01-14 Alan Modra <amodra@gmail.com>
9029 PR target/72749
9030 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
9031 target legitimate_combined_insn.
9032 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
9033 (rs6000_legitimate_combined_insn): New function.
9034 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
9035 all uses.
9036 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
9037 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
9038 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
9040 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
9042 * doc/frontends.texi (G++ and GCC): Remove references to Java.
9044 2017-01-13 Jeff Law <law@redhat.com>
9046 PR tree-optimization/33562
9047 PR tree-optimization/61912
9048 PR tree-optimization/77485
9049 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
9050 a statement.
9051 (delete_dead_assignment): Likewise.
9052 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
9053 statement to delete_dead_call and delete_dead_assignment.
9055 2017-01-13 David Malcolm <dmalcolm@redhat.com>
9057 PR c/78304
9058 * substring-locations.c (format_warning_va): Strengthen case 1 so
9059 that both endpoints of the substring must be within the format
9060 range for just the substring to be printed.
9062 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
9064 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
9065 * config/i386/i386.c (ix86_target_string): Add missing options
9066 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
9067 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
9068 flags_other and ix86_target_other to flags2_other. Display unknown
9069 isa2 options.
9070 (ix86_valid_target_attribute_inner_p): Add missing options and
9071 reorder options by implied ISAs, as in ix86_target_string.
9073 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9075 * hash-table.h (hash_table::too_empty_p): New function.
9076 (hash_table::expand): Use it.
9077 (hash_table::traverse): Likewise.
9078 (hash_table::empty_slot): Use sizeof (value_type) instead of
9079 sizeof (PTR) to convert bytes to elements. Shrink the table
9080 if the current size is excessive for the current number of
9081 elements.
9083 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9085 * ira-costs.c (record_reg_classes): Break from the inner loop
9086 early once alt_fail is known to be true. Update outer loop
9087 handling accordingly.
9089 2017-01-13 Jeff Law <law@redhat.com>
9091 * tree-ssa-dse.c (decrement_count): New function.
9092 (increment_start_addr, maybe_trim_memstar_call): Likewise.
9093 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
9094 when we know the partially dead statement is a mem* function.
9096 PR tree-optimization/61912
9097 PR tree-optimization/77485
9098 * tree-ssa-dse.c: Include expr.h.
9099 (maybe_trim_constructor_store): New function.
9100 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
9102 PR tree-optimization/33562
9103 PR tree-optimization/61912
9104 PR tree-optimization/77485
9105 * doc/invoke.texi: Document new dse-max-object-size param.
9106 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
9107 * tree-ssa-dse.c: Include params.h.
9108 (dse_store_status): New enum.
9109 (initialize_ao_ref_for_dse): New, partially extracted from
9110 dse_optimize_stmt.
9111 (valid_ao_ref_for_dse, normalize_ref): New.
9112 (setup_live_bytes_from_ref, compute_trims): Likewise.
9113 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
9114 (maybe_trim_partially_dead_store): Likewise.
9115 (maybe_trim_complex_store): Likewise.
9116 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
9117 Track what bytes live from the original store. Return tri-state
9118 for dead, partially dead or live.
9119 (dse_dom_walker): Add constructor, destructor and new private members.
9120 (delete_dead_call, delete_dead_assignment): New extracted from
9121 dse_optimize_stmt.
9122 (dse_optimize_stmt): Make a member of dse_dom_walker.
9123 Use initialize_ao_ref_for_dse.
9125 PR tree-optimization/33562
9126 PR tree-optimization/61912
9127 PR tree-optimization/77485
9128 * sbitmap.h (bitmap_count_bits): Prototype.
9129 (bitmap_clear_range, bitmap_set_range): Likewise.
9130 * sbitmap.c (bitmap_clear_range): New function.
9131 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
9133 2017-01-13 Martin Liska <mliska@suse.cz>
9135 PR ipa/79043
9136 * function.c (set_cfun): Add new argument force.
9137 * function.h (set_cfun): Likewise.
9138 * ipa-inline-transform.c (inline_call): Use the function when
9139 strict alising from is dropped for function we inline to.
9141 2017-01-13 Richard Biener <rguenther@suse.de>
9143 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
9144 for dumping GIMPLE INTEGER_CSTs.
9146 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9148 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
9149 to 201112L since C++17.
9151 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
9153 PR sanitizer/78887
9154 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
9155 if -fsanitize=kernel-address is present.
9157 2017-01-13 Richard Biener <rguenther@suse.de>
9159 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
9160 as _Literal ( type ) number in case usual suffixes do not
9161 preserve all information.
9163 2017-01-13 Richard Biener <rguenther@suse.de>
9165 PR tree-optimization/77283
9166 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
9167 and ssa-iterators.h.
9168 (is_feasible_trace): Implement a cost model based on joiner
9169 PHI node uses.
9171 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9173 PR target/79004
9174 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
9175 char or short to __float128/_Float128 directly.
9177 2017-01-12 Martin Sebor <msebor@redhat.com>
9179 to -Wformat-overflow.
9180 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
9181 (min_bytes_remaining): Same.
9182 (get_string_length): Same.
9183 (format_string): Same.
9184 (format_directive): Same.
9185 (add_bytes): Same.
9186 (pass_sprintf_length::handle_gimple_call): Same.
9188 2017-01-12 Jakub Jelinek <jakub@redhat.com>
9190 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
9191 info.nowrite calls with no lhs that can't throw. Return bool
9192 whether gsi_remove has been called or not.
9193 (pass_sprintf_length::handle_gimple_call): Return bool whether
9194 try_substitute_return_value called gsi_remove. Formatting fix.
9195 (pass_sprintf_length::execute): Don't use gsi_remove if
9196 handle_gimple_call returned true.
9198 PR bootstrap/79069
9199 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
9200 be removed due to side-effects, don't remove following barrier nor
9201 turn the successor edge into fallthru edge.
9203 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9205 PR target/79044
9206 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
9207 element-reversing loads and stores as not swappable.
9209 2017-01-12 Nathan Sidwell <nathan@acm.org>
9210 Nicolai Stange <nicstange@gmail.com>
9212 * combine.c (try_combine): Don't ignore result of overlap checking
9213 loop. Combine overlap & asm check into single loop.
9215 2017-01-12 Richard Biener <rguenther@suse.de>
9217 * tree-pretty-print.c (dump_generic_node): Provide -gimple
9218 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
9220 2017-01-12 Richard Biener <rguenther@suse.de>
9222 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
9223 and TS_TARGET_OPTION directly derive from TS_BASE.
9224 * tree-core.h (tree_optimization_option): Derive from tree_base.
9225 (tree_target_option): Likewise.
9227 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/i386.c (memory_address_length): Increase len
9230 only when rip_relative_addr_p returns false.
9232 2017-01-11 Julia Koval <julia.koval@intel.com>
9234 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
9235 (OPTION_MASK_ISA_SGX_SET): New.
9236 (ix86_handle_option): Handle OPT_msgx.
9237 * config.gcc: Added sgxintrin.h.
9238 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
9239 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
9240 * config/i386/i386.c (ix86_target_string): Add -msgx.
9241 (PTA_SGX): New.
9242 (ix86_option_override_internal): Handle new options.
9243 (ix86_valid_target_attribute_inner_p): Add sgx.
9244 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
9245 * config/i386/i386.opt: Add msgx.
9246 * config/i386/sgxintrin.h: New file.
9247 * config/i386/x86intrin.h: Add sgxintrin.h.
9249 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9251 PR c++/71537
9252 * fold-const.c (maybe_nonzero_address): Return 1 for function
9253 local objects.
9254 (tree_single_nonzero_warnv_p): Don't handle function local objects
9255 here.
9257 PR c++/72813
9258 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
9259 of c-header.
9261 2017-01-11 David Malcolm <dmalcolm@redhat.com>
9263 PR driver/78877
9264 * opts.c: Include "spellcheck.h"
9265 (struct string_fragment): New struct.
9266 (struct edit_distance_traits<const string_fragment &>): New
9267 struct.
9268 (get_closest_sanitizer_option): New function.
9269 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
9271 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9273 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
9274 by 12.
9275 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
9276 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
9277 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
9278 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
9279 for initial die_offset if dwarf_split_debug_info.
9280 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
9281 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
9282 fields.
9283 (output_skeleton_debug_sections): Formatting fix. Use
9284 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
9285 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
9287 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
9289 * config/arm/cortex-a53.md: Add bypasses for
9290 cortex_a53_r2f_cvt.
9291 (cortex_a53_r2f): Only use for transfers.
9292 (cortex_a53_f2r): Likewise.
9293 (cortex_a53_r2f_cvt): Add reservation for conversions.
9294 (cortex_a53_f2r_cvt): Likewise.
9296 2017-01-11 Tamar Christina <tamar.christina@arm.com>
9298 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
9299 to all inlined functions, change static to extern.
9301 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
9303 PR target/78253
9304 * config/arm/arm.c (legitimize_pic_address): Handle reference to
9305 weak symbol.
9306 (arm_assemble_integer): Likewise.
9308 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
9310 * config.gcc: Use new awk script to check CPU, FPU and architecture
9311 parameters for --with-... options.
9312 * config/arm/parsecpu.awk: New file
9313 * config/arm/arm-cpus.in: New file.
9314 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
9315 files.
9316 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
9317 files.
9318 * config/arm/t-arm: Update dependency rules.
9319 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
9320 of processing .def files.
9321 * config/arm/genopt.sh: Deleted.
9322 * config/arm/gentune.sh: Deleted.
9323 * config/arm/arm-cores.def: Deleted.
9324 * config/arm/arm-arches.def: Deleted.
9325 * config/arm/arm-fpus.def: Deleted.
9326 * config/arm/arm-tune.md: Regenerated.
9327 * config/arm/arm-tables.opt: Regenerated.
9328 * config/arm/arm-cpu.h: New generated file.
9329 * config/arm/arm-cpu-data.h: New generated file.
9330 * config/arm/arm-cpu-cdata.h: New generated file.
9332 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
9334 PR lto/79042
9335 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
9336 bit.
9337 (input_varpool_node): Unpack dynamically_initialized bit.
9339 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
9341 PR rtl-optimization/79032
9342 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
9343 the alignment of the adjusted memory reference against that of MODE,
9344 instead of the alignment of the original memory reference.
9346 2017-01-11 Martin Jambor <mjambor@suse.cz>
9348 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
9349 test.
9350 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
9351 decorated functions.
9353 2017-01-11 Richard Biener <rguenther@suse.de>
9355 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
9356 set range/nonnull info for PHI results. Do not set it on
9357 stmts marked for removal.
9359 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
9361 * expr.c (store_field): In the bitfield case, fetch the return value
9362 from the registers before applying a single big-endian adjustment.
9363 Always do a final load for a BLKmode value not larger than a word.
9365 2017-01-10 David Malcolm <dmalcolm@redhat.com>
9367 PR c++/77949
9368 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9369 that we correctly handle column numbers greater than
9370 LINE_MAP_MAX_COLUMN_NUMBER.
9372 2017-01-10 Martin Sebor <msebor@redhat.com>
9374 PR middle-end/78245
9375 * gimple-ssa-sprintf.c (get_destination_size): Call
9376 {init,fini}object_sizes.
9377 * tree-object-size.c (addr_object_size): Adjust.
9378 (pass_through_call): Adjust.
9379 (pass_object_sizes::execute): Adjust.
9380 * tree-object-size.h (fini_object_sizes): Declare.
9382 2017-01-10 Martin Sebor <msebor@redhat.com>
9384 PR tree-optimization/78775
9385 * builtins.c (get_size_range): Move...
9386 * calls.c: ...to here.
9387 (alloc_max_size): Accept zero argument.
9388 (operand_signed_p): Remove.
9389 (maybe_warn_alloc_args_overflow): Call get_size_range.
9390 * calls.h (get_size_range): Declare.
9392 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
9394 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
9395 from TI's devices.csv file as of September 2016.
9396 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
9398 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
9400 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
9401 * doc/invoke.texi: Likewise.
9402 * doc/md.texi: Likewise.
9403 * doc/objc.texi: Likewise.
9405 2017-01-10 Joshua Conner <joshconner@google.com>
9407 * config/arm/fuchsia-elf.h: New file.
9408 * config/fuchsia.h: New file.
9409 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
9410 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
9411 targets.
9412 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
9414 2016-01-10 Richard Biener <rguenther@suse.de>
9416 PR tree-optimization/79034
9417 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
9418 Propagate out degenerate PHIs in the joiner.
9420 2017-01-10 Martin Liska <mliska@suse.cz>
9422 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
9423 (sort_congruence_classes_by_decl_uid): Likewise.
9424 (sort_congruence_class_groups_by_decl_uid): Likewise.
9425 (sem_item_optimizer::merge_classes): Sort class, groups in these
9426 classes and members in the groups by DECL_UID of declarations.
9427 This would make merge operations stable.
9429 2017-01-10 Martin Liska <mliska@suse.cz>
9431 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
9432 usage of m_classes_vec.
9433 (sem_item_optimizer::~sem_item_optimizer): Likewise.
9434 (sem_item_optimizer::get_group_by_hash): Likewise.
9435 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
9436 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
9437 (sem_item_optimizer::verify_classes): Likewise.
9438 (sem_item_optimizer::process_cong_reduction): Likewise.
9439 (sem_item_optimizer::dump_cong_classes): Likewise.
9440 (sem_item_optimizer::merge_classes): Likewise.
9441 * ipa-icf.h (congruence_class_hash): Rename from
9442 congruence_class_group_hash. Remove declaration of m_classes_vec.
9444 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
9446 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
9447 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
9448 * config.gcc: Add avx512vpopcntdqintrin.h.
9449 * config/i386/avx512vpopcntdqintrin.h: New.
9450 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
9451 * config/i386/i386-builtin-types.def: Add new types.
9452 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
9453 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
9454 __builtin_ia32_vpopcountq_v8di_mask): New.
9455 * config/i386/i386-c.c (ix86_target_macros_internal): Define
9456 __AVX512VPOPCNTDQ__.
9457 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
9458 (PTA_AVX512VPOPCNTDQ): Define.
9459 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
9460 TARGET_AVX512VPOPCNTDQ_P): Define.
9461 * config/i386/i386.opt: Add mavx512vpopcntdq.
9462 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
9463 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
9465 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9467 PR middle-end/77484
9468 * predict.def (PRED_CALL): Set to 67.
9470 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
9472 * expr.c (store_field): In the bitfield case, if the value comes from
9473 a function call and is of an aggregate type returned in registers, do
9474 not modify the field mode; extract the value in all cases if the mode
9475 is BLKmode and the size is not larger than a word.
9477 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
9479 PR target/71017
9480 * config/i386/cpuid.h: Fix undefined behavior.
9482 2017-01-04 Jeff Law <law@redhat.com>
9484 PR tree-optimization/79007
9485 PR tree-optimization/67955
9486 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
9487 conservative for pt.null when flag_non_call_exceptions is on.
9489 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9491 PR translation/79019
9492 PR translation/79020
9493 * params.def (PARAM_INLINE_MIN_SPEEDUP,
9494 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
9495 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
9496 in descriptions.
9497 * config/avr/avr.opt (maccumulate-args): Likewise.
9498 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
9499 * common.opt (freport-bug): Likewise.
9500 * cif-code.def (CIF_FINAL_ERROR): Likewise.
9501 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
9502 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
9503 translatable string.
9504 * config/i386/i386.c (function_value_32): Likewise.
9505 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
9506 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
9507 Likewise.
9508 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
9509 * common/config/msp430/msp430-common.c (msp430_handle_option):
9510 Likewise.
9511 * symtab.c (symtab_node::verify_base): Likewise.
9512 * opts.c (set_debug_level): Likewise.
9513 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
9514 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9515 missing whitespace to translatable strings.
9516 * config/avr/avr.md (bswapsi2): Fix typo in comment.
9517 * config/sh/superh.h: Likewise.
9518 * config/i386/xopintrin.h: Likewise.
9519 * config/i386/znver1.md: Likewise.
9520 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
9521 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
9522 * double-int.h (struct double_int): Likewise.
9523 * double-int.c (div_and_round_double): Likewise.
9524 * wide-int.cc: Likewise.
9525 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
9526 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
9527 * cfgcleanup.c (crossjumps_occured): Renamed to ...
9528 (crossjumps_occurred): ... this.
9529 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
9530 Adjust all uses.
9532 PR tree-optimization/78899
9533 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
9534 returning bool return struct loop *, NULL for failure and the new
9535 loop on success.
9536 (versionable_outer_loop_p): Don't version outer loop if it has
9537 dont_vectorized bit set.
9538 (tree_if_conversion): When versioning outer loop, ensure
9539 tree_if_conversion is performed also on the inner loop of the
9540 non-vectorizable outer loop copy.
9541 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
9542 LOOP_VECTORIZED in inner loop of the scalar outer loop and
9543 prevent vectorization of it.
9544 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
9545 the outer loop vectorization of the non-scalar version is attempted
9546 before vectorization of the inner loop in scalar version. If
9547 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
9548 vectorization of its inner loop.
9549 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
9550 has 2 inner loops, rename also on edges from bb whose single pred
9551 is outer_loop->header. Fix typo in function comment.
9553 2017-01-09 Martin Sebor <msebor@redhat.com>
9555 PR bootstrap/79033
9556 * asan.c (asan_emit_stack_protection): Increase local buffer size
9557 to avoid snprintf truncation warning.
9559 2017-01-09 Andrew Pinski <apinski@cavium.com>
9561 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
9562 to reference thunderx2t99 for the tuning structure
9563 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
9564 Rename to ...
9565 (thunderx2t99_extra_costs): This.
9566 * config/aarch64/aarch64-tune.md: Regenerate.
9567 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
9568 (vulcan_addrcost_table): This.
9569 (vulcan_regmove_cost): Rename to ...
9570 (thunderx2t99_regmove_cost): This.
9571 (vulcan_vector_cost): Rename to ...
9572 (thunderx2t99_vector_cost): this.
9573 (vulcan_branch_cost): Rename to ...
9574 (thunderx2t99_branch_cost): This.
9575 (vulcan_tunings): Rename to ...
9576 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
9577 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
9579 2017-01-09 Martin Jambor <mjambor@suse.cz>
9581 PR ipa/78365
9582 PR ipa/78599
9583 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
9584 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
9585 (propagate_vr_accross_jump_function): Use the above function for all
9586 value range computations for pass-through jump functions and type
9587 converasion from explicit value range values.
9588 (ipcp_propagate_stage): Do not attempt to deduce types of formal
9589 parameters from TYPE_ARG_TYPES.
9590 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
9591 (ipa_write_node_info): Stream type of the actual argument.
9592 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
9594 2017-01-09 Martin Liska <mliska@suse.cz>
9596 PR pch/78970
9597 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
9598 (lookup_compiler): Do not show error message with have_E.
9600 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9602 PR tree-optimization/78938
9603 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
9604 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
9605 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
9606 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
9607 fixes.
9609 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9611 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
9612 is const0_rtx.
9614 2017-01-09 Richard Biener <rguenther@suse.de>
9616 PR tree-optimization/78997
9617 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
9618 name condition properly.
9620 2017-01-09 Richard Biener <rguenther@suse.de>
9622 PR debug/79000
9623 * dwarf2out.c (is_cxx): New overload with context.
9624 (is_naming_typedef_decl): Use it.
9626 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9628 * invoke.texi (Option Summary): Correct spacing in option lists
9629 and add line breaks to fix over-long lines.
9631 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9633 PR middle-end/17660
9635 * extend.texi (Common Variable Attributes): Add xref to GCC
9636 Internals manual to explain mode attribute keywords.
9638 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9640 PR other/16519
9641 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9642 and Preprocessor Options.
9643 (Options for Linking): Document -pthread here....
9644 (RS/6000 and PowerPC Options): ...not here.
9645 (Solaris 2 Options): ...or here.
9646 * doc/cppopts.texi: Document -pthread.
9648 2017-01-08 Martin Sebor <msebor@redhat.com>
9650 PR middle-end/77708
9651 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9652 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9653 New member functions.
9654 (format_directive): Used them.
9655 (add_bytes): Same.
9656 (pass_sprintf_length::handle_gimple_call): Same.
9657 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9658 to avoid truncation for any argument.
9659 (extract_affine_mul): Same.
9660 * tree.c (get_file_function_name): Same.
9662 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9664 PR middle-end/77484
9665 * predict.def (PRED_INDIR_CALL): Set to 86.
9667 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9669 PR preprocessor/54124
9670 * doc/cppopts.texi: Reformat -d subtable to list the full name
9671 of the options. Add cross-reference to the docs for the general
9672 compiler -d options.
9673 * doc/invoke.texi (Developer Options): Add cross-reference to the
9674 preprocessor-specific -d option documentation.
9676 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9678 PR preprocessor/13498
9679 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9680 redudant material, and reflect new command-line options.
9681 (System Headers): Likewise.
9683 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9685 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9686 -isystem, and -idirafter. Copy-edit.
9687 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9688 default for -ftrack-macro-expansion. Delete obsolete and
9689 badly-formatted implementation details about -fdebug-cpp output.
9690 * doc/cppwarnopts.texi: Copy-edit.
9692 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9694 PR c++/72803
9695 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9696 that the transition from a max line width >= 1<<10 to narrower
9697 lines works correctly.
9699 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9701 * doc/options.texi (PerFunction): New.
9702 * opt-functions.awk (switch_flags): Map both Optimization and
9703 PerFunction to CL_OPTIMIZATION.
9704 * opth-gen.awk: Test for PerFunction flag along with
9705 Optimization.
9706 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9707 it only when the latter is present. Skip those that don't in
9708 the hash function generator.
9709 * common.opt (fvar-tracking): Mark as PerFunction instead of
9710 Optimization.
9711 (fvar-tracking-assignments): Likewise.
9712 (fvar-tracking-assignments-toggle): Likewise.
9713 (fvar-tracking-uninit): Likewise.
9715 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9717 PR translation/79018
9718 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9719 the and store.
9721 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9723 PR target/57583
9724 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9725 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9726 TARGET_LONG_JUMP_TABLE_OFFSETS.
9727 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9728 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9729 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9730 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9731 * config/m68k/m68k.md (tablejump expander): Likewise.
9732 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9733 TARGET_LONG_JUMP_TABLE_OFFSETS.
9734 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9735 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9737 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9738 David Holsgrove <david.holsgrove@xilinx.com>
9740 * common/config/microblaze/microblaze-common.c
9741 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9742 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9743 New prototype.
9744 * config/microblaze/microblaze.c (microblaze_must_save_register)
9745 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9746 calls_eh_return.
9747 (microblaze_eh_return): New function.
9748 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9749 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9750 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9751 * config/microblaze/microblaze.md (eh_return): New pattern.
9753 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9755 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9756 GCC_DIAGNOSTIC_STRINGIFY): Define.
9758 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9760 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9762 * config/arm/arm.md (<mcrr>): New.
9763 (<mrrc>): New.
9764 * config/arm/arm.c (arm_arch5te): New.
9765 (arm_option_override): Set arm_arch5te.
9766 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9767 and mrrc2.
9768 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9769 (arm_mcrr_qualifiers): ... this. New.
9770 (MRRC_QUALIFIERS): Define to...
9771 (arm_mrrc_qualifiers): ... this. New.
9772 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9773 __arm_mrrc2): New.
9774 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9775 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9776 (MRRCI, mrrc, MRRC): New.
9777 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9778 VUNSPEC_MRRC2): New.
9780 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9782 * config/arm/arm.md (<mcr>): New.
9783 (<mrc>): New.
9784 * config/arm/arm.c (arm_coproc_builtin_available): Add
9785 support for mcr, mrc, mcr2 and mrc2.
9786 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9787 (arm_mcr_qualifiers): ... this. New.
9788 (MRC_QUALIFIERS): Define to ...
9789 (arm_mrc_qualifiers): ... this. New.
9790 (MCR_QUALIFIERS): Define to ...
9791 (arm_mcr_qualifiers): ... this. New.
9792 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9793 __arm_mrc2): New.
9794 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9795 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9796 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9797 VUNSPEC_MRC2): New.
9799 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9801 * config/arm/arm.md (*ldc): New.
9802 (*stc): New.
9803 (<ldc>): New.
9804 (<stc>): New.
9805 * config/arm/arm.c (arm_coproc_builtin_available): Add
9806 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9807 (arm_coproc_ldc_stc_legitimate_address): New.
9808 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9809 'qualifier_const_pointer'.
9810 (LDC_QUALIFIERS): Define to...
9811 (arm_ldc_qualifiers): ... this. New.
9812 (STC_QUALIFIERS): Define to...
9813 (arm_stc_qualifiers): ... this. New.
9814 * config/arm/arm-protos.h
9815 (arm_coproc_ldc_stc_legitimate_address): New.
9816 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9817 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9818 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9819 stc2, stcl, stc2l): New.
9820 * config/arm/constraints.md (Uz): New.
9821 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9822 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9823 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9824 VUNSPEC_STC2L): New.
9826 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9828 * config/arm/arm.md (<cdp>): New.
9829 * config/arm/arm.c (neon_const_bounds): Rename this ...
9830 (arm_const_bounds): ... this.
9831 (arm_coproc_builtin_available): New.
9832 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9833 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9834 (CDP_QUALIFIERS): Define to...
9835 (arm_cdp_qualifiers): ... this. New.
9836 (void_UP): Define.
9837 (arm_expand_builtin_args): Add case for 6 arguments.
9838 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9839 (arm_const_bounds): ... this.
9840 (arm_coproc_builtin_available): New.
9841 * config/arm/arm_acle.h (__arm_cdp): New.
9842 (__arm_cdp2): New.
9843 * config/arm/arm_acle_builtins.def (cdp): New.
9844 (cdp2): New.
9845 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9846 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9847 'arm_const_bounds'.
9848 * config/arm/types.md (coproc): New.
9849 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9850 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9851 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9852 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9854 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9856 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9857 (UBINOP_QUALIFIERS): New.
9858 (si_UP): Define.
9859 (acle_builtin_data): New. Change comment.
9860 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9861 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9862 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9863 arm_acle_builtins.def.
9864 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9865 (arm_init_acle_builtins): New.
9866 (CRC32_BUILTIN): Remove.
9867 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9868 crc32cb, crc32ch and crc32cw.
9869 (arm_init_crc32_builtins): Remove.
9870 (arm_init_builtins): Use arm_init_acle_builtins rather
9871 than arm_init_crc32_builtins.
9872 (arm_expand_acle_builtin): New.
9873 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9874 * config/arm/arm_acle_builtins.def: New.
9876 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9878 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9879 (arm_builtin_datum): ... this.
9880 (arm_init_neon_builtin): Rename to ...
9881 (arm_init_builtin): ... this. Add a new parameters PREFIX
9882 and USE_SIG_IN_NAME.
9883 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9884 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9885 'arm_builtin_datum'.
9886 (arm_init_vfp_builtins): Likewise.
9887 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9888 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9889 (arm_expand_neon_args): Rename to ...
9890 (arm_expand_builtin_args): ... this. Rename builtin_arg
9891 enum values and differentiate between ARG_BUILTIN_MEMORY
9892 and ARG_BUILTIN_NEON_MEMORY.
9893 (arm_expand_neon_builtin_1): Rename to ...
9894 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9895 values, arm_expand_builtin_args and add bool parameter NEON.
9896 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9897 (arm_expand_vfp_builtin): Likewise.
9898 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9900 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9902 PR middle-end/77484
9903 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9904 * predict.c (tree_estimate_probability_bb): Reverse direction of
9905 polymorphic call predictor.
9907 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9909 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9910 (determine_pass_name_match): ...this new function and...
9911 (should_skip_pass_p): ...this new function.
9913 2017-01-06 Nathan Sidwell <nathan@acm.org>
9915 * ipa-visibility.c (function_and_variable_visibility): Reformat
9916 comments and long lines. Remove extrneous if.
9917 * symtab.c (symtab_node::make_decl_local): Fix code format.
9918 (symtab_node::set_section_for_node): Fix comment typo.
9920 2017-01-06 Martin Liska <mliska@suse.cz>
9922 PR bootstrap/79003
9923 * lra-constraints.c: Rename invariant to lra_invariant.
9924 * predict.c (set_even_probabilities): Initialize e to NULL.
9926 2017-01-05 Martin Sebor <msebor@redhat.com>
9928 PR tree-optimization/78910
9929 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9930 (format_integer): Correct off-by-one error in the handling
9931 of precision with negative numbers in signed conversions..
9933 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9935 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9937 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9939 PR tree-optimization/71016
9940 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9941 factor_out_conditional_conversion. Formatting fix.
9942 (factor_out_conditional_conversion): Add cond_stmt argument.
9943 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9944 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9945 Formatting fix.
9947 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9949 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9950 read-rtl-function.o, and selftest-rtl.o.
9951 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9952 (selftest::aarch64_test_loading_full_dump): New function.
9953 (selftest::aarch64_run_selftests): New function.
9954 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9955 selftest::aarch64_run_selftests.
9956 * config/i386/i386.c
9957 (selftest::ix86_test_loading_dump_fragment_1): New function.
9958 (selftest::ix86_test_loading_call_insn): New function.
9959 (selftest::ix86_test_loading_full_dump): New function.
9960 (selftest::ix86_test_loading_unspec): New function.
9961 (selftest::ix86_run_selftests): Call the new functions.
9962 * emit-rtl.c (maybe_set_max_label_num): New function.
9963 * emit-rtl.h (maybe_set_max_label_num): New decl.
9964 * function.c (instantiate_decls): Guard call to
9965 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9966 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9967 "static".
9968 * gensupport.c (gen_reader::gen_reader): Pass "false"
9969 for new "compact" param of rtx_reader.
9970 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9971 rather than an empty string for NULL strings.
9972 * read-md.c: Potentially include config.h rather than bconfig.h.
9973 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9974 (have_error): New global, copied from errors.c.
9975 (md_reader::read_name): Rename to...
9976 (md_reader::read_name_1): ...this, adding "out_loc" param,
9977 and converting "missing name or number" to returning false, rather
9978 than failing.
9979 (md_reader::read_name): Reimplement in terms of read_name_1.
9980 (md_reader::read_name_or_nil): New function.
9981 (md_reader::read_string): Handle "(nil)" by returning NULL.
9982 (md_reader::md_reader): Add new param "compact".
9983 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9984 (md_reader::read_file): New method.
9985 * read-md.h (md_reader::md_reader): Add new param "compact".
9986 (md_reader::read_file): New method.
9987 (md_reader::is_compact): New accessor.
9988 (md_reader::read_name): Convert return type from void to file_location.
9989 (md_reader::read_name_or_nil): New decl.
9990 (md_reader::read_name_1): New decl.
9991 (md_reader::m_compact): New field.
9992 (noop_reader::noop_reader): Pass "false" for new "compact" param
9993 of rtx_reader.
9994 (rtx_reader::rtx_reader): Add new "compact" param.
9995 (rtx_reader::read_rtx_operand): Make virtual and convert return
9996 type from void to rtx.
9997 (rtx_reader::read_until): New decl.
9998 (rtx_reader::handle_any_trailing_information): New virtual function.
9999 (rtx_reader::postprocess): New virtual function.
10000 (rtx_reader::finalize_string): New virtual function.
10001 (rtx_reader::m_in_call_function_usage): New field.
10002 (rtx_reader::m_reuse_rtx_by_id): New field.
10003 * read-rtl-function.c: New file.
10004 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
10005 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
10006 (selftest::verify_three_block_rtl_cfg): New decl.
10007 * read-rtl-function.h: New file.
10008 * read-rtl.c: Potentially include config.h rather than bconfig.h.
10009 For host, include function.h, memmodel.h, and emit-rtl.h.
10010 (one_time_initialization): New function.
10011 (struct compact_insn_name): New struct.
10012 (compact_insn_names): New array.
10013 (find_code): Handle insn codes in compact dumps.
10014 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
10015 (bind_subst_iter_and_attr): Likewise.
10016 (add_condition_to_string): Likewise.
10017 (add_condition_to_rtx): Likewise.
10018 (apply_attribute_uses): Likewise.
10019 (add_current_iterators): Likewise.
10020 (apply_iterators): Likewise.
10021 (initialize_iterators): Guard usage of apply_subst_iterator with
10022 #ifdef GENERATOR_FILE.
10023 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
10024 (md_reader::read_mapping): Likewise.
10025 (add_define_attr_for_define_subst): Likewise.
10026 (add_define_subst_attr): Likewise.
10027 (read_subst_mapping): Likewise.
10028 (check_code_iterator): Likewise.
10029 (rtx_reader::read_rtx): Likewise. Move one-time initialization
10030 logic to...
10031 (one_time_initialization): New function.
10032 (rtx_reader::read_until): New method.
10033 (read_flags): New function.
10034 (parse_reg_note_name): New function.
10035 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
10036 Handle reuse_rtx ids.
10037 Wrap iterator lookup within #ifdef GENERATOR_FILE.
10038 Add parsing support for RTL dumps, mirroring the special-cases in
10039 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
10040 values, and calling handle_any_trailing_information.
10041 (rtx_reader::read_rtx_operand): Convert return type from void
10042 to rtx, returning return_rtx. Handle case 'e'. Call
10043 finalize_string on XSTR and XTMPL fields.
10044 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
10045 "(nil)" values were omitted. Call the postprocess vfunc on the
10046 return_rtx.
10047 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
10048 class ctor. Initialize m_in_call_function_usage. Call
10049 one_time_initialization.
10050 * rtl-tests.c (selftest::test_uncond_jump): Call
10051 set_new_first_and_last_insn.
10052 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
10053 * selftest-rtl.c: New file.
10054 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
10055 (selftest::get_insn_by_uid): New decl.
10056 * selftest-run-tests.c (selftest::run_tests): Call
10057 read_rtl_function_c_tests.
10058 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
10059 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
10060 dumps.
10062 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
10064 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
10065 operands in a special way. Assert that pos+len <= mode precision.
10067 2017-01-05 Jakub Jelinek <jakub@redhat.com>
10069 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
10070 3 argument Alias with unlimited for the negative form.
10071 (fno-vect-cost-model): Removed.
10073 2017-01-05 Martin Liska <mliska@suse.cz>
10075 * hsa-gen.c (gen_hsa_divmod): New function.
10076 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
10078 2017-01-05 Martin Liska <mliska@suse.cz>
10080 PR pch/78970
10081 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
10082 header.
10084 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10086 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
10087 small constant length operands.
10089 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10091 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
10092 between loop iterations.
10094 2017-01-05 Martin Liska <mliska@suse.cz>
10096 PR sanitizer/78815
10097 * gimplify.c (gimplify_decl_expr): Compare to
10098 asan_poisoned_variables instread of checking flags.
10099 (gimplify_target_expr): Likewise.
10100 (gimplify_expr): Likewise.
10101 (gimplify_function_tree): Conditionally initialize
10102 asan_poisoned_variables.
10104 2017-01-04 Jeff Law <law@redhat.com>
10106 PR tree-optimizatin/78812
10107 * rtl.h (contains_mem_rtx_p): Prototype.
10108 * ifcvt.c (containts_mem_rtx_p): Move from here to...
10109 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
10110 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
10111 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
10112 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
10114 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10116 * input.c (assert_char_at_range): Default-initialize actual_range.
10118 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10120 * df-scan.c (df_ref_create_structure): Make regno unsigned,
10121 to match the caller.
10123 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10125 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
10126 insns after final jump in test to emit dummy move.
10128 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10130 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
10131 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
10133 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10135 * multiple_target.c (create_dispatcher_calls): Init e_next.
10136 * tree-ssa-loop-split.c (split_loop): Init border.
10137 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
10138 scalar_type.
10140 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10142 PR target/71977
10143 PR target/70568
10144 PR target/78823
10145 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
10146 (altivec_register_operand): Do not return true if the operand
10147 contains a SUBREG mixing SImode and SFmode.
10148 (vsx_register_operand): Likewise.
10149 (vsx_reg_sfsubreg_ok): New predicate.
10150 (vfloat_operand): Do not return true if the operand contains a
10151 SUBREG mixing SImode and SFmode.
10152 (vint_operand): Likewise.
10153 (vlogical_operand): Likewise.
10154 (gpc_reg_operand): Likewise.
10155 (int_reg_operand): Likewise.
10156 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
10157 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
10158 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
10159 SImode and SFmode.
10160 (rs6000_emit_move_si_sf_subreg): New helper function.
10161 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
10162 fixup SUBREGs involving SImode and SFmode.
10163 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
10164 numbers for the new peephole2 optimization.
10165 (peephole2 for SFmode unions): New peephole2 to optimize cases in
10166 the GLIBC math library that do AND/IOR/XOR operations on single
10167 precision floating point.
10168 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
10169 target macros to say whether we need to avoid SUBREGs mixing
10170 SImode and SFmode.
10171 (TARGET_ALLOW_SF_SUBREG): Likewise.
10172 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
10173 (UNSPEC_SI_FROM_SF): Likewise.
10174 (iorxor): Change spacing.
10175 (and_ior_xor): New iterator for AND, IOR, and XOR.
10176 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
10177 (movdi_from_sf_zero_ext): Likewise.
10178 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
10179 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
10180 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
10181 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
10182 (fms<mode>4): Likewise.
10183 (fnma<mode>4): Likewise.
10184 (fnms<mode>4): Likewise.
10185 (nfma<mode>4): Likewise.
10186 (nfms<mode>4): Likewise.
10188 2017-01-04 Marek Polacek <polacek@redhat.com>
10190 PR c++/64767
10191 * doc/invoke.texi: Document -Wpointer-compare.
10193 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10195 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
10196 RejectNegative.
10198 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
10199 descriptions for -gdwarf-5 and emit them as uleb128 instead of
10200 2-byte data.
10202 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
10204 PR target/78056
10205 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
10206 documentation of the powerpc_popcntb_ok attribute.
10207 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10208 code to issue warning messages if a requested CPU configuration is
10209 not supported by the binary (assembler and loader) toolchain.
10210 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
10211 made to define a built-in function that has been disabled.
10212 (paired_init_builtins): Add assertion to prevent ICE if attempt is
10213 made to define a built-in function that has been disabled.
10214 (altivec_init_builtins): Add comment explaining why definition
10215 of the DST built-in functions is not preceded by an assertion
10216 check. Add assertions to prevent ICE if attempts are made to
10217 define an altivec predicate or an abs* built-in function that has
10218 been disabled.
10219 (htm_init_builtins): Add comment explaining why definition of the
10220 htm built-in functions is not preceded by an assertion check.
10222 2017-01-04 Jeff Law <law@redhat.com>
10224 PR tree-optimizatin/67955
10225 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
10226 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
10227 the points-to solution does not include pt_null. Use DECL_PT_UID
10228 unconditionally.
10230 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
10232 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
10233 Use gen_int_mode instead of gen_lopwart for const_int operands.
10235 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10237 PR tree-optimization/71563
10238 * match.pd: Simplify X << Y into X if Y is known to be 0 or
10239 out of range value - has low bits known to be zero.
10241 2017-01-04 Alan Modra <amodra@gmail.com>
10243 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
10244 * configure: Regenerate.
10245 * config.in: Regenerate.
10247 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10249 PR bootstrap/77569
10250 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
10251 a substring of the message, but strcmp with the whole message. Ifdef
10252 ENABLE_NLS, translate the message first using dgettext.
10254 2017-01-03 Jeff Law <law@redhat.com>
10256 PR tree-optimizatin/78856
10257 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
10258 (mark_threaded_blocks): Remove code to truncate thread paths that
10259 cross multiple loop headers. Instead invalidate the cached loop
10260 iteration information and handle case of a thread path walking
10261 into an irreducible region.
10263 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10265 PR target/78900
10266 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
10267 assertions. Add support for doing the signbit if the IEEE 128-bit
10268 floating point value is in a GPR.
10269 * config/rs6000/rs6000.md (Fsignbit): Delete.
10270 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
10271 Update the length attribute if the value is in a GPR.
10272 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
10273 the sign or zero extension instruction, since the value is always 0/1.
10274 (signbit<mode>2_dm2): Delete using <Fsignbit>.
10276 PR target/78953
10277 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
10278 extracting SImode to a GPR register so that we can generate a
10279 store, limit the vector to be in a traditional Altivec register
10280 for the vextuwrx instruction.
10282 2017-01-03 Ian Lance Taylor <iant@google.com>
10284 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
10286 2017-01-03 Martin Sebor <msebor@redhat.com>
10288 PR tree-optimization/78696
10289 * gimple-ssa-sprintf.c (format_floating): Correct handling of
10290 precision. Use MPFR for %f for greater fidelity. Correct handling
10291 of %g.
10292 (pass_sprintf_length::compute_format_length): Set width and precision
10293 specified by asrerisk to void_node for vararg functions.
10294 (try_substitute_return_value): Adjust dump output.
10296 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
10298 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
10300 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
10302 * doc/invoke.texi (SPARC options): Document -mlra as the default.
10303 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
10304 -mlra/-mno-lra was passed to the compiler.
10306 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
10308 PR rtl-optimization/65618
10309 * emit-rtl.c (try_split): Move initialization of "before" and
10310 "after" to just before the call to emit_insn_after_setloc.
10312 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10314 * doc/md.texi (Standard Names): Remove reference to Java frontend.
10316 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
10318 * dwarf2out.c (gen_enumeration_type_die): When
10319 -gno-strict-dwarf, add a DW_AT_encoding attribute.
10321 2017-01-03 Jakub Jelinek <jakub@redhat.com>
10323 PR tree-optimization/78965
10324 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10325 Change first argument from const call_info & to call_info &. For %n
10326 set info.nowrite to false.
10328 PR middle-end/78901
10329 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
10330 possibly throwing calls.
10332 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
10333 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
10334 and fns handling, rather than in a separate case SSA_NAME.
10336 2017-01-02 Jeff Law <law@redhat.com>
10338 * config/darwin-driver.c (darwin_driver_init): Const-correctness
10339 fixes for first_period and second_period variables.
10341 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
10343 PR target/78967
10344 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
10345 (*insvqi_1): New insn pattern.
10346 (*insvqi_1_mem_rex64): Ditto.
10347 (*insvqi_2): Ditto.
10348 (*insvqi_3): Rename from *insvqi.
10350 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
10352 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10354 * doc/cfg.texi (Edges): Remove reference to Java.
10355 (Maintaining the CFG): Ditto.
10357 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10359 PR middle-end/77674
10360 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
10361 transparent aliases.
10363 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10365 PR middle-end/77484
10366 * predict.def (PRED_CALL): Update hitrate.
10367 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
10368 * predict.c (tree_estimate_probability_bb): Split CALL predictor
10369 into direct/indirect/polymorphic variants.
10371 2017-01-01 Jakub Jelinek <jakub@redhat.com>
10373 Update copyright years.
10375 * gcc.c (process_command): Update copyright notice dates.
10376 * gcov-dump.c (print_version): Ditto.
10377 * gcov.c (print_version): Ditto.
10378 * gcov-tool.c (print_version): Ditto.
10379 * gengtype.c (create_file): Ditto.
10380 * doc/cpp.texi: Bump @copying's copyright year.
10381 * doc/cppinternals.texi: Ditto.
10382 * doc/gcc.texi: Ditto.
10383 * doc/gccint.texi: Ditto.
10384 * doc/gcov.texi: Ditto.
10385 * doc/install.texi: Ditto.
10386 * doc/invoke.texi: Ditto.
10387 \f
10388 Copyright (C) 2017 Free Software Foundation, Inc.
10390 Copying and distribution of this file, with or without modification,
10391 are permitted in any medium without royalty provided the copyright
10392 notice and this notice are preserved.