| blob | be20be0c9ab11004789e38f8562003b256bec8f8 |
1 2017-05-11 Richard Biener <rguenther@suse.de>
3 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4 Skip unreachable blocks and destinations.
5 (eliminate): Move stmt removal and fixup ...
6 (fini_eliminate): ... here. Skip inserted exprs.
7 (pass_pre::execute): Move fini_pre after fini_eliminate.
8 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
9 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
10 PRE to get rid of dead code that has invalid SSA form and
11 split critical edges again.
13 2017-05-11 Bin Cheng <bin.cheng@arm.com>
15 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
17 2017-05-11 Richard Biener <rguenther@suse.de>
19 * passes.c (execute_function_todo): Verify loops if they are
20 said to be up-to-date.
21 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
22 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
24 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
26 PR target/80090
27 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
28 handle calling assemble_external ourself.
30 PR target/79027
31 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
32 modes with zero size. Enhance comment.
34 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
36 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
37 built-ins for vec_xl and vec_xst with short and char pointer
38 arguments.
40 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
42 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
43 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
44 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
45 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
46 (_mm_maskz_min_round_ss): New intrinsics.
47 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
48 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
49 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
50 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
51 (__builtin_ia32_minss_mask_round): New builtins.
52 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
53 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
54 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
55 Rename to ...
56 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
57 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
58 Change to ...
59 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
60 ... this.
62 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
64 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
65 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
66 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
67 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
68 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
69 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
70 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
71 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
72 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
73 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
74 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
75 (__builtin_ia32_mulss_mask_round): New builtins.
76 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
77 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
78 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
79 Rename to ...
80 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
81 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
82 Change to ...
83 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
84 ... this.
86 2017-05-10 Julia Koval <julia.koval@intel.com>
88 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
89 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
90 (_mm256_setr_m128i): New intrinsics.
92 2017-05-10 Julia Koval <julia.koval@intel.com>
94 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
95 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
96 (_mm_maskz_rcp14_ss): New intrinsics.
97 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
98 (__builtin_ia32_rcp14ss_mask): New builtins.
99 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
101 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
103 PR tree-optimization/51513
104 * tree-cfg.c (gimple_seq_unreachable_p): New function.
105 (assert_unreachable_fallthru_edge_p): Use it.
106 (group_case_labels_stmt): Likewise.
107 * tree-cfg.h: Prototype it.
108 * stmt.c: Include cfghooks.h and tree-cfg.h.
109 (emit_case_dispatch_table) <gap_label>: New local variable.
110 Use it to fill dispatch table gaps.
111 Test for default_label before updating probabilities.
112 (expand_case) <default_label>: Remove unneeded initialization.
113 Test for unreachable default case statement and remove its edge.
114 Set default_label accordingly.
115 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
117 2017-05-10 Carl Love <cel@us.ibm.com>
119 * config/rs6000/rs6000-c: Add support for built-in functions
120 vector signed char vec_neg (vector signed char)
121 vector signed short int vec_neg (vector short int)
122 vector signed int vec_neg (vector signed int)
123 vector signed long long vec_neg (vector signed long long)
124 vector float vec_neg (vector float)
125 vector double vec_neg (vector double)
126 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
127 overload.
128 * config/rs6000/altivec.h: Add define for vec_neg
129 * doc/extend.texi: Update the built-in documentation for the
130 new built-in functions.
132 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
134 PR tree-optimization/77644
135 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
137 2017-05-10 Nathan Sidwell <nathan@acm.org>
139 * dumpfile.h (TDI_lang_all): New.
140 (TDF_KIND): New. Renumber others
141 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
142 than bits.
143 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
144 lang-all.
145 (get_dump_file_name): Adjust suffix generation.
146 (dump_enable_all): Use TDF_KIND.
147 * doc/invoke.texi (-fdump-lang-all): Document.
149 * dumpfile.h: Tabify.
151 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
153 PR target/80671
154 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
155 Move member access before delete.
157 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
159 * tree-inline.c (expand_call_inline): Split block at stmt
160 before the call.
162 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
164 PR target/68163
165 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
166 are now unused after splitting mov{sf,sd}_hardfloat.
167 (f32_lr2): Likewise.
168 (f32_lm): Likewise.
169 (f32_lm2): Likewise.
170 (f32_li): Likewise.
171 (f32_li2): Likewise.
172 (f32_lv): Likewise.
173 (f32_sr): Likewise.
174 (f32_sr2): Likewise.
175 (f32_sm): Likewise.
176 (f32_sm2): Likewise.
177 (f32_si): Likewise.
178 (f32_si2): Likewise.
179 (f32_sv): Likewise.
180 (f32_dm): Likewise.
181 (f32_vsx): Likewise.
182 (f32_av): Likewise.
183 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
184 For movsf, order stores so the VSX stores occur before the GPR
185 store which encourages the register allocator to use a traditional
186 FPR instead of a GPR. For movsd, order the stores so that the GPR
187 store comes before the VSX stores to allow the power6 to work.
188 This is due to the power6 not having a 32-bit integer store
189 instruction from a FPR.
190 (movsf_hardfloat): Likewise.
191 (movsd_hardfloat): Likewise.
193 2017-05-09 Martin Sebor <msebor@redhat.com>
195 PR translation/80280
196 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
197 added in r247778.
199 PR translation/80280
200 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
201 data member added in r247778.
202 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
204 2017-05-09 Nathan Sidwell <nathan@acm.org>
206 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
208 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
209 typedefs.
211 2017-05-09 Marek Polacek <polacek@redhat.com>
213 * doc/invoke.texi: Fix typo.
215 2017-05-09 Richard Biener <rguenther@suse.de>
217 * tree-vrp.c (vrp_val_is_max): Adjust comment.
218 (vrp_val_is_min): Likewise.
219 (set_value_range_to_value): Likewise.
220 (set_value_range_to_nonnegative): Likewise.
221 (gimple_assign_nonzero_p): Likewise.
222 (gimple_stmt_nonzero_p): Likewise.
223 (vrp_int_const_binop): Likewise. Remove unreachable case.
224 (adjust_range_with_scev): Adjust comments.
225 (compare_range_with_value): Likewise.
226 (extract_range_from_phi_node): Likewise.
227 (test_for_singularity): Likewise.
229 2017-05-09 Richard Biener <rguenther@suse.de>
231 * tree-vrp.c (get_single_symbol): Add assert that we don't
232 get overflowed constants as invariant part.
233 (compare_values_warnv): Add comment before the TREE_NO_WARNING
234 checks. Use wi::cmp instead of recursing for integer constants.
235 (compare_values): Just ignore whether we assumed undefined
236 overflow instead of failing the compare.
237 (extract_range_for_var_from_comparison_expr): Add comment before the
238 TREE_NO_WARNING sets.
239 (test_for_singularity): Likewise.
240 (extract_range_from_comparison): Do not disable optimization
241 when we assumed undefined overflow.
242 (extract_range_basic): Remove init of unused var.
244 2017-05-09 Richard Biener <rguenther@suse.de>
246 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
247 (extract_range_from_multiplicative_op_1): Adjust.
248 (extract_range_from_binary_expr_1): Use int_const_binop.
250 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
252 PR target/80101
253 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
254 rs6000_store_data_bypass_p in seven define_bypass directives and
255 in several comments.
256 * config/rs6000/rs6000-protos.h: Add prototype for
257 rs6000_store_data_bypass_p function.
258 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
259 function implements slightly different (rs6000-specific) semantics
260 than store_data_bypass_p, returning false rather than aborting
261 with assertion error when arguments do not satisfy the
262 requirements of store data bypass.
263 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
264 rs6000_store_data_bypass_p.
266 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
268 * config/xtensa/xtensa-protos.h
269 (xtensa_initial_elimination_offset): New declaration.
270 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
271 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
272 macro definition, add case for FRAME_POINTER_REGNUM when
273 FRAME_GROWS_DOWNWARD.
274 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro
275 definition.
276 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
277 xtensa_initial_elimination_offset.
279 2017-05-08 Nathan Sidwell <nathan@acm.org>
281 * doc/invoke.texi: Alphabetize -fdump options.
283 2017-05-08 Martin Sebor <msebor@redhat.com>
285 PR translation/80280
286 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
288 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
290 * target.def (compute_frame_layout): New optional target hook.
291 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
292 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
293 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
294 target hook.
295 * reload1.c (verify_initial_elim_offsets): Likewise.
296 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
297 (use_simple_return_p): Call arm_compute_frame_layout if needed.
298 (arm_get_frame_offsets): Split up into this ...
299 (arm_compute_frame_layout): ... and this function.
301 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
303 * config/aarch64/constraints.md (Usa): New constraint.
304 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
306 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
308 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
309 with_multilib_list after it has been checked.
311 2017-05-08 Richard Biener <rguenther@suse.de>
313 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
314 (bitmap_set_subtract_values): Likewise.
316 2017-05-08 Richard Biener <rguenther@suse.de>
318 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
319 (gimple_assign_nonzero): ... this and remove strict_overflow_p
320 argument.
321 (gimple_stmt_nonzero_warnv_p): Rename to ...
322 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
323 argument.
324 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
325 (extract_range_basic): Adjust, do not disable propagation on
326 strict overflow sensitive simplification.
327 (vrp_visit_cond_stmt): Likewise.
329 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
331 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
332 body size unconditionally.
334 2017-05-07 Jeff Law <law@redhat.com>
336 Revert:
337 2017-05-06 Jeff Law <law@redhat.com>
338 PR tree-optimization/78496
339 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
340 code.
342 PR tree-optimization/78496
343 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
344 (simplify_stmt_using_ranges): Call it.
345 (vrp_dom_walker::before_dom_children): Extract equivalences
346 from an ASSERT_EXPR with an equality comparison against a
347 constant.
349 2017-05-06 Jeff Law <law@redhat.com>
351 PR tree-optimization/78496
352 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
353 code.
355 PR tree-optimization/78496
356 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
357 (simplify_stmt_using_ranges): Call it.
358 (vrp_dom_walker::before_dom_children): Extract equivalences
359 from an ASSERT_EXPR with an equality comparison against a
360 constant.
362 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
364 * lra-constraints.c (lra_copy_reg_equiv): New function.
365 (split_reg): Use it to copy equivalence information from the
366 original register to the spill register.
368 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
370 PR rtl-optimization/75964
371 * simplify-rtx.c (simplify_const_relational_operation): Remove
372 invalid handling of comparisons of integer ABS.
374 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
376 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
377 initialize to zero.
378 (init_regs): Remove declaration.
379 (function_arg_advance_32): Initialize error_p as boolean variable.
381 2017-05-05 Nathan Sidwell <nathan@acm.org>
383 * store-motion.c (remove_reachable_equiv_notes): Reformat long
384 lines. Use for (;;).
386 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
388 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
389 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
390 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
391 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
392 VF=2 that require versioning.
394 2017-05-05 David Malcolm <dmalcolm@redhat.com>
396 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
397 int.
399 2017-05-05 David Malcolm <dmalcolm@redhat.com>
401 * diagnostic.h (diagnostic_override_option_index): Convert from
402 macro to inline function.
404 2017-05-05 David Malcolm <dmalcolm@redhat.com>
406 * diagnostic.c (last_module_changed_p): New function.
407 (set_last_module): New function.
408 (diagnostic_report_current_module): Convert macro usage to
409 the above functions.
410 * diagnostic.h (diagnostic_context::last_module): Strengthen
411 from const line_map * to const line_map_ordinary *.
412 (diagnostic_last_module_changed): Delete macro.
413 (diagnostic_set_last_module): Delete macro.
415 2017-05-05 David Malcolm <dmalcolm@redhat.com>
417 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
418 with diagnostic_report_diagnostic.
419 (diagnostic_n_impl_richloc): Likewise.
420 * diagnostic.h (report_diagnostic): Delete macro.
421 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
422 with diagnostic_report_diagnostic.
423 * substring-locations.c (format_warning_va): Likewise.
425 2017-05-05 David Malcolm <dmalcolm@redhat.com>
427 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
428 save/restor of format_spec. Move option-printing code to...
429 (print_option_information): ...this new function, and
430 reimplement by simply printing to the pretty_printer,
431 rather than appending to the format string.
433 2017-05-05 David Malcolm <dmalcolm@redhat.com>
435 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
436 handling logic into...
437 (update_effective_level_from_pragmas): ...this new function.
439 2017-05-04 Andrew Waterman <andrew@sifive.com>
441 * config/riscv/riscv.opt (mstrict-align): New option.
442 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
443 (SLOW_UNALIGNED_ACCESS): Define.
444 (riscv_slow_unaligned_access): Declare.
445 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
446 field.
447 (riscv_slow_unaligned_access): New variable.
448 (rocket_tune_info): Set slow_unaligned_access to true.
449 (optimize_size_tune_info): Set slow_unaligned_access to false.
450 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
451 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
452 (riscv_option_override): Set riscv_slow_unaligned_access.
453 * doc/invoke.texi: Add -mstrict-align to RISC-V.
455 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
457 * config/riscv/riscv.md: Unify indentation.
459 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
461 PR target/79038
462 PR target/79202
463 PR target/79203
464 * config/rs6000/rs6000.md (u code attribute): Add FIX and
465 UNSIGNED_FIX.
466 (extendsi<mode>2): Add support for doing sign extension via
467 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
468 don't have ISA 3.0 instructions.
469 (extendsi<mode>2 splitter): Likewise.
470 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
471 generate the normal insns since SImode can now go in vector
472 registers. Disallow the special UNSPECs needed for previous
473 machines to hide SImode being used. Add new insns
474 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
475 (fix_trunc<mode>si2_stfiwx): Likewise.
476 (fix_trunc<mode>si2_internal): Likewise.
477 (fixuns_trunc<mode>si2): Likewise.
478 (fixuns_trunc<mode>si2_stfiwx): Likewise.
479 (fctiw<u>z_<mode>_smallint): Likewise.
480 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
481 of floating point to 32-bit integer from doing a direct move to
482 the GPR registers to do a store.
483 (fctiwz_<mode>): Break long line.
485 2017-05-05 Bin Cheng <bin.cheng@arm.com>
487 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
488 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
489 (addr_list, addr_offset_valid_p): New.
490 (split_address_groups): Check offset validity with above function.
491 (gt-tree-ssa-loop-ivopts.h): Include header file.
493 2017-05-05 Nathan Sidwell <nathan@acm.org>
495 * config.gcc (arm*-*-*): Add missing 'fi'.
497 2017-05-05 Steve Ellcey <sellcey@cavium.com>
499 * doc/invoke.texi (-fopt-info): Explicitly say order of options
500 included in -fopt-info does not matter.
501 * doc/optinfo.texi (-fopt-info): Fix description of default
502 behavour. Explicitly say order of options included in -fopt-info
503 does not matter.
505 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
507 * config.gcc: Allow combinations of aprofile and rmprofile values for
508 --with-multilib-list.
509 * config/arm/t-multilib: New file.
510 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
511 variables. Remove setting of ISA and floating-point ABI in
512 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
513 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
514 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
515 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
516 CPU options.
517 * config/arm/t-rmprofile: Likewise except for the matches changes.
518 * doc/install.texi (--with-multilib-list): Document the combination of
519 aprofile and rmprofile values and warn about pitfalls in doing that.
521 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
523 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
524 (movdi_aarch64): Likewise.
526 2017-05-05 Jakub Jelinek <jakub@redhat.com>
528 PR tree-optimization/80632
529 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
530 field.
531 (build_arrays): Initialize it for virtual phis.
532 (fix_phi_nodes): Use it for virtual phis.
534 PR tree-optimization/80558
535 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
536 [x, y] op z into [x op, y op z] for op & or | if conditions
537 are met.
539 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
540 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
542 PR target/71607
543 * config/arm/arm.md (use_literal_pool): Remove.
544 (64-bit immediate split): No longer takes cost into consideration
545 if arm_disable_literal_pool is enabled.
546 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
547 used when arm_disable_literal_pool is enabled.
548 (arm_max_const_double_inline_cost): Remove use of
549 arm_disable_literal_pool.
550 (push_minipool_fix): Add assert.
551 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
552 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
553 (no_literal_pool_sf_immediate): New.
555 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
557 PR tree-optimization/80613
558 * tree-ssa-dce.c (propagate_necessity): Remove cases for
559 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
561 2017-05-05 Richard Biener <rguenther@suse.de>
563 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
565 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
567 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
568 of this flag from insn conditions due to removal from r247495.
570 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
572 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
573 New function.
574 (arm_early_store_addr_dep_ptr): Likewise.
575 * config/arm/aarch-common-protos.h
576 (arm_early_load_addr_dep_ptr): Add prototype.
577 (arm_early_store_addr_dep_ptr): Likewise.
578 * config/arm/cortex-a53.md: Add new bypasses.
580 2017-05-05 Jakub Jelinek <jakub@redhat.com>
582 * tree.c (next_type_uid): Change type to unsigned.
583 (type_hash_canon): Decrement back next_type_uid if
584 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
585 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
586 if possible.
588 2017-05-04 Martin Sebor <msebor@redhat.com>
590 * builtins.c: Fix a trivial typo in a comment.
592 PR middle-end/79234
593 * builtins.c (check_sizes): Adjust to handle reading past the end.
594 Avoid printing excessive upper bound of ranges. Use %E to print
595 tree nodes instead of converting them to %wu.
596 (expand_builtin_memchr): New function.
597 (compute_dest_size): Rename...
598 (compute_objsize): ...to this.
599 (expand_builtin_memcpy): Adjust.
600 (expand_builtin_mempcpy): Adjust.
601 (expand_builtin_strcat): Adjust.
602 (expand_builtin_strcpy): Adjust.
603 (check_strncat_sizes): Adjust.
604 (expand_builtin_strncat): Adjust.
605 (expand_builtin_strncpy): Adjust and simplify.
606 (expand_builtin_memset): Adjust.
607 (expand_builtin_bzero): Adjust.
608 (expand_builtin_memcmp): Adjust.
609 (expand_builtin): Handle memcmp.
610 (maybe_emit_chk_warning): Check strncat just once.
612 2017-05-04 Martin Sebor <msebor@redhat.com>
614 PR preprocessor/79214
615 PR middle-end/79222
616 PR middle-end/79223
617 * builtins.c (check_sizes): Add inlining context and issue
618 warnings even when -Wno-system-headers is set.
619 (check_strncat_sizes): Same.
620 (expand_builtin_strncat): Same.
621 (expand_builtin_memmove): New function.
622 (expand_builtin_stpncpy): Same.
623 (expand_builtin): Handle memmove and stpncpy.
625 2017-05-04 Bin Cheng <bin.cheng@arm.com>
627 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
628 which is not used any more.
630 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
632 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
634 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
636 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
637 (cortexa53_tunings): Likewise.
638 (cortexa57_tunings): Likewise.
639 (cortexa72_tunings): Likewise.
640 (cortexa73_tunings): Likewise.
642 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
644 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
645 Set loop alignment to 8.
647 2017-05-04 Martin Sebor <msebor@redhat.com>
649 PR translation/80280
650 * builtins.c (expand_builtin_object_size): Add missing quoting to
651 %D and like directives.
652 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
653 (hsa_type_for_tree_type): Same.
654 (verify_function_arguments): Same.
655 * symtab.c (symbol_table::change_decl_assembler_name): Same.
656 * varasm.c (get_section): Same.
657 (mark_weak): Same.
659 2017-05-04 Martin Sebor <msebor@redhat.com>
661 PR translation/80280
662 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
664 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
666 * config/aarch64/aarch64.c (generic_addrcost_table):
667 Change HI/TI mode setting.
669 2017-05-04 Martin Jambor <mjambor@suse.cz>
671 PR tree-optimization/80622
672 * tree-sra.c (comes_initialized_p): New function.
673 (build_accesses_from_assign): Only set write lazily when
674 comes_initialized_p is false.
675 (analyze_access_subtree): Use comes_initialized_p.
676 (propagate_subaccesses_across_link): Assert !comes_initialized_p
677 instead of testing for PARM_DECL.
679 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
681 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
682 constraint on operand 0 to allow more general addressing modes.
683 Adjust output template.
684 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
685 New function.
686 * config/aarch64/aarch64-protos.h
687 (aarch64_address_valid_for_prefetch_p): Declare prototype.
688 * config/aarch64/constraints.md (Dp): New address constraint.
689 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
690 predicate.
692 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
694 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
695 update use of estimate_ipcp_clone_size_and_time.
696 (estimate_local_effects): Update use of
697 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
698 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
699 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
700 Return nonspecialized time.
702 2017-05-04 Richard Biener <rguenther@suse.de>
704 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
705 for the last VUSE which def dominates the PHI. Directly call
706 maybe_skip_until.
707 (get_continuation_for_phi_1): Remove.
709 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
711 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
712 to explain the use of truncating division. Cap the number of
713 iterations to the maximum given by nb_iterations_upper_bound,
714 if defined.
716 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
718 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
719 * configure: Regenerate.
720 * config.in: Regenerate.
721 * config/i386/driver-mingw32.c: new file.
722 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
723 * config.host: Link driver-mingw32.o on MinGW host.
724 * doc/install.texi: Document new --enable-mingw-wildcard configure
725 option.
727 2017-05-04 Marek Polacek <polacek@redhat.com>
729 PR tree-optimization/80612
730 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
732 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
733 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
735 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
736 (movt splitter): Likewise.
737 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
738 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
739 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
740 block for Thumb-1 with MOVT.
741 (thumb2_legitimate_address_p): Move code block ...
742 (can_avoid_literal_pool_for_label_p): ... into this new function.
743 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
744 literal pool.
745 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
746 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
747 "M-profile targets with the MOVT instruction".
749 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
751 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
752 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
753 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
755 2017-05-04 Martin Liska <mliska@suse.cz>
757 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
758 variable cond_code.
760 2017-05-04 Richard Biener <rguenther@suse.de>
762 * tree.c (array_at_struct_end_p): Handle arrays at struct
763 end with flexarrays more conservatively. Refactor and treat
764 arrays of arrays or aggregates more strict. Fix
765 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
766 * tree.c (array_at_struct_end_p): Adjust prototype.
767 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
768 * gimple-fold.c (get_range_strlen): Likewise.
769 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
771 2017-05-04 Richard Biener <rguenther@suse.de>
773 PR tree-optimization/31130
774 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
775 false.
776 (supports_overflow_infinity): Likewise.
777 (is_negative_overflow_infinity): Likewise.
778 (is_positive_overflow_infinity): Likewise.
779 (is_overflow_infinity): Likewise.
780 (stmt_overflow_infinity): Likewise.
781 (overflow_infinity_range_p): Likewise.
782 (usable_range_p): Remove as always returning true.
783 (make_overflow_infinity): Remove.
784 (negative_overflow_infinity): Likewise.
785 (positive_overflow_infinity): Likewise.
786 (avoid_overflow_infinity): Likewise.
787 (set_value_range): Adjust accordingly.
788 (set_value_range_to_nonnegative): Likewise, remove now unused
789 overflow_infinity arg.
790 (vrp_operand_equal_p): Adjust.
791 (update_value_range): Likewise.
792 (range_int_cst_singleton_p): Likewise.
793 (operand_less_p): Likewise.
794 (compare_values_warnv): Likewise.
795 (extract_range_for_var_from_comparison_expr): Likewise.
796 (vrp_int_const_binop): Likewise.
797 (zero_nonzero_bits_from_vr): Likewise.
798 (extract_range_from_multiplicative_op_1): Likewise.
799 (extract_range_from_binary_expr_1): Likewise.
800 (extract_range_from_unary_expr): Likewise.
801 (extract_range_from_comparison): Likewise.
802 (extract_range_basic): Likewise.
803 (adjust_range_with_scev): Likewise.
804 (compare_ranges): Likewise.
805 (compare_range_with_value): Likewise.
806 (dump_value_range): Likewise.
807 (test_for_singularity): Likewise, remove strict_overflow_p parameter
808 never used.
809 (simplify_cond_using_ranges): Adjust.
811 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
813 * brig-builtins.def: Added a builtin for class_f64.
814 * builtin-types.def: Added a builtin type needed by class_f64.
816 2017-05-03 Jason Merrill <jason@redhat.com>
818 * timevar.def: Add TV_CONSTEXPR.
820 2017-05-03 David Malcolm <dmalcolm@redhat.com>
822 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
824 2017-05-03 Martin Jambor <mjambor@suse.cz>
826 * ipa-prop.c (ipa_update_after_lto_read): Removed.
827 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
828 * ipa-cp.c (ipcp_propagate_stage): Do not call
829 ipa_update_after_lto_read.
830 * ipa-inline.c (ipa_inline): Likewise.
832 2017-05-03 Martin Jambor <mjambor@suse.cz>
834 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
835 tag. Added a default constructor and a destructor.
836 (ipa_edge_args_sum_t): New class;
837 (ipa_edge_args_sum): Declare.
838 (ipa_edge_args_vector): Remove declaration.
839 (IPA_EDGE_REF): Use ipa_edge_args_sum.
840 (ipa_free_edge_args_substructures): Remove declaration.
841 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
842 (ipa_edge_args_info_available_for_edge_p): Likewise.
843 * ipa-prop.c (ipa_edge_args_vector): Removed.
844 (edge_removal_hook_holder): Likewise.
845 (edge_duplication_hook_holder): Likewise.
846 (ipa_edge_args_sum): New variable.
847 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
848 ipa_edge_args_vector.
849 (ipa_free_edge_args_substructures): Likewise.
850 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
851 ipa_edge_args_vector.
852 (ipa_edge_removal_hook): Turned into method
853 ipa_edge_args_sum_t::remove.
854 (ipa_edge_duplication_hook): Turned into method
855 ipa_edge_args_sum_t::duplicate.
856 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
857 registering edge hooks.
858 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
859 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
860 ipa_edge_args_sum instead of ipa_edge_args_vector.
861 * ipa-profile.c (ipa_profile): Likewise.
863 2017-05-03 Martin Jambor <mjambor@suse.cz>
865 * symbol-summary.h (function_summary): New method exists.
866 (function_summary::symtab_removal): Deallocate through release.
867 (call_summary): New class.
868 (gt_ggc_mx): New overload.
869 (gt_pch_nx): Likewise.
870 (gt_pch_nx): Likewise.
872 2017-05-03 Jeff Law <law@redhat.com>
874 PR tree-optimization/78496
875 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
876 from simplify_cond_using_ranges. Split off code to walk
877 backwards through casts into ...
878 (simplify_cond_using_ranges_2): New function.
879 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
880 (execute_vrp): After identifying jump threads, call
881 simplify_cond_using_ranges_2.
883 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
885 PR bootstrap/80609
886 * ipa-inline.h (inline_summary): Add ctor.
887 (create_ggc): Do not use ggc_cleared_alloc.
889 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
890 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
892 * gcc.c (handle_braces): Support escaping in switch matching
893 text.
894 * doc/invoke.texi (Spec Files): Document it.
895 Remove superfluous @code markup in items.
897 2017-05-03 David Malcolm <dmalcolm@redhat.com>
899 * diagnostic-show-locus.c (struct column_range): New struct.
900 (get_affected_columns): New function.
901 (get_printed_columns): New function.
902 (struct correction): New struct.
903 (correction::ensure_capacity): New function.
904 (correction::ensure_terminated): New function.
905 (struct line_corrections): New struct.
906 (line_corrections::~line_corrections): New dtor.
907 (line_corrections::add_hint): New function.
908 (layout::print_trailing_fixits): Reimplement in terms of the new
909 classes.
910 (selftest::test_overlapped_fixit_printing): New function.
911 (selftest::diagnostic_show_locus_c_tests): Call it.
913 2017-05-03 Nathan Sidwell <nathan@acm.org>
915 Canonicalize canonical type hashing
916 * tree.h (type_hash_canon_hash): Declare.
917 * tree.c (type_hash_list, attribute_hash_list): Move into
918 type_hash_canon_hash.
919 (build_type_attribute_qual_variant): Break out hash code calc into
920 type_hash_canon_hash.
921 (type_hash_canon_hash): New. Generic type hash computation.
922 (build_range_type_1, build_array_type_1, build_function_type,
923 build_method_type_directly, build_offset_type, build_complex_type,
924 make_vector_type): Call it.
926 2017-05-03 Richard Biener <rguenther@suse.de>
928 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
929 When all DRs have unknown misaligned do not always peel
930 when there is a store but apply the same costing model as if
931 there were only loads.
933 2017-05-03 Richard Biener <rguenther@suse.de>
935 Revert
936 PR tree-optimization/80492
937 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
938 compare_base_decls returning dont-know properly.
940 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
942 * config/arm/iterators.md (CCSI): New mode iterator.
943 (arch): New mode attribute.
944 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
945 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
946 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
947 code iterator for success result mode.
948 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
949 the corresponding new insn generators.
951 2017-05-03 Bin Cheng <bin.cheng@arm.com>
953 Revert r247509
954 2017-05-02 Bin Cheng <bin.cheng@arm.com>
955 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
957 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
959 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
960 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
961 (DDR_A): Wrap DDR argument in brackets.
962 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
963 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
964 (DDR_REVERSED_P): Likewise.
966 2017-05-03 Jakub Jelinek <jakub@redhat.com>
968 PR tree-optimization/79472
969 * tree-switch-conversion.c (struct switch_conv_info): Add
970 contiguous_range and default_case_nonstandard fields.
971 (collect_switch_conv_info): Compute contiguous_range and
972 default_case_nonstandard fields, don't clear final_bb if
973 contiguous_range and only the default case doesn't have the required
974 structure.
975 (check_all_empty_except_final): Set default_case_nonstandard instead
976 of failing if contiguous_range and the default case doesn't have empty
977 block.
978 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
979 and only the default case doesn't have the required constants. Skip
980 virtual phis.
981 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
982 if default_case_nonstandard.
983 (build_constructors): Build constant 1 just once. Assert that default
984 values aren't inserted in between cases if contiguous_range. Skip
985 virtual phis.
986 (build_arrays): Skip virtual phis.
987 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
988 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
989 Handle virtual phis.
990 (gen_inbound_check): Handle default_case_nonstandard case.
991 (process_switch): Adjust check_final_bb caller. Call
992 gather_default_values with the first non-default case instead of
993 default case if default_case_nonstandard.
995 2017-05-02 Nathan Sidwell <nathan@acm.org>
997 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
998 check. Fix formatting.
1000 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
1002 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
1003 errors when comparing specialized and unspecialized times.
1005 2017-05-02 David Malcolm <dmalcolm@redhat.com>
1007 * diagnostic-show-locus.c
1008 (layout::should_print_annotation_line_p): Make private.
1009 (layout::print_annotation_line): Make private.
1010 (layout::annotation_line_showed_range_p): Make private.
1011 (layout::show_ruler): Make private.
1012 (layout::print_source_line): Make private. Pass in line and
1013 line_width, rather than calling location_get_source_line. Drop
1014 returned value.
1015 (layout::print_leading_fixits): New method.
1016 (layout::print_any_fixits): Rename to...
1017 (layout::print_trailing_fixits): ...this, and make private.
1018 Don't print newline fixits.
1019 (diagnostic_show_locus): Move logic for printing one row into...
1020 (layout::print_line): ...this new function. Move the
1021 location_get_source_line call and error-handling from
1022 print_source_line to here. Call print_leading_fixits, and rename
1023 print_any_fixits to print_trailing_fixits.
1024 (selftest::test_fixit_insert_containing_newline): Update now that
1025 newlines are partially supported.
1026 (selftest::test_fixit_insert_containing_newline_2): New test.
1027 (selftest::test_fixit_replace_containing_newline): Update comments.
1028 (selftest::diagnostic_show_locus_c_tests): Call the new test.
1029 * edit-context.c (class added_line): New class.
1030 (class edited_line): Describe newline handling in comment.
1031 (edited_line::actually_edited_p): New method.
1032 (edited_line::print_content): Delete redundant decl.
1033 (edited_line::m_predecessors): New field.
1034 (edited_file::print_content): Call edited_line::print_content.
1035 (edited_file::print_diff): Update to support newlines.
1036 (edited_file::print_diff_hunk): Likewise.
1037 (edited_file::print_run_of_changed_lines): New function.
1038 (edited_file::print_diff_line): Convert to...
1039 (print_diff_line): ...this.
1040 (edited_file::get_effective_line_count): New function.
1041 (edited_line::edited_line): Initialize new field m_predecessors.
1042 (edited_line::~edited_line): Clean up m_predecessors.
1043 (edited_line::apply_fixit): Handle newlines.
1044 (edited_line::get_effective_line_count): New function.
1045 (edited_line::print_content): New function.
1046 (edited_line::print_diff_lines): New function.
1047 (selftest::test_applying_fixits_insert_containing_newline): New
1048 test.
1049 (selftest::test_applying_fixits_replace_containing_newline): New
1050 test.
1051 (selftest::insert_line): New function.
1052 (selftest::test_applying_fixits_multiple_lines): Add example of
1053 inserting a line.
1054 (selftest::edit_context_c_tests): Call the new tests.
1056 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1058 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
1059 parameter cand. Update dump information.
1060 (get_computation_cost): Update uses.
1062 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1064 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
1065 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
1066 (get_computation_at, rewrite_use_address): Update use of
1067 get_computation_aff.
1069 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1071 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
1072 (get_computation): Delete.
1073 (get_computation_cost): Implement like get_computation_cost_at.
1074 Use get_computation_at.
1075 (get_computation_cost_at): Delete.
1076 (rewrite_use_nonlinear_expr): Use get_computation_at.
1077 (rewrite_use_compare, remove_unused_ivs): Ditto.
1079 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1081 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
1083 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1085 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
1086 (ivopts_global_cost_for_size): Rename parameter and update uses.
1087 (iv_ca_recount_cost): Update uses.
1088 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
1089 candidates seperately in n_invs and n_cands.
1090 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
1092 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1094 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
1095 (find_inv_vars_cb): New.
1096 (find_depends): Renamed to ...
1097 (find_inv_vars): ... this.
1098 (add_candidate_1, force_var_cost): Call find_inv_vars.
1099 (split_address_cost, determine_group_iv_cost_cond): Ditto.
1101 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1103 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
1104 inv_vars. Add inv_exprs.
1105 (struct iv_cand): Rename depends_on to inv_vars.
1106 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
1107 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
1108 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
1109 (dump_cand): Dump inv_vars.
1110 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
1111 (record_invariant, find_depends, add_candidate_1): Ditto.
1112 (set_group_iv_cost, force_var_cost): Ditto.
1113 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
1114 (get_computation_cost_at, get_computation_cost): Ditto.
1115 (determine_group_iv_cost_generic): Ditto.
1116 (determine_group_iv_cost_address): Ditto.
1117 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
1118 (determine_group_iv_costs): Ditto.
1119 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
1120 (iv_ca_set_remove_invariants): Renamed to ...
1121 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
1122 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
1123 (iv_ca_set_add_invariants): Renamed to ...
1124 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
1125 (iv_ca_set_cp): Use iv_ca_set_add_invs.
1126 (iv_ca_has_deps): Support inv_vars and inv_exprs.
1127 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
1128 (create_new_ivs): Remove useless dump.
1130 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1132 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
1133 iv_cand code.
1134 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
1135 (iv_ca_set_no_cp, create_new_iv): Ditto.
1137 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1139 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1141 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1143 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
1144 function tree_check2.
1146 2017-05-02 Martin Liska <mliska@suse.cz>
1148 * doc/gcov.texi: Add missing preposition.
1149 * gcov.c (function_info::function_info): Properly fill up
1150 all member variables.
1152 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1154 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
1156 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1158 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
1160 2017-05-02 Martin Liska <mliska@suse.cz>
1162 PR lto/77954.
1163 * lto-streamer-in.c (lto_read_tree_1): Remove
1164 LTO_STREAMER_DEBUG.
1165 * lto-streamer.c (struct tree_hash_entry): Likewise.
1166 (struct tree_entry_hasher): Likewise.
1167 (tree_entry_hasher::hash): Likewise.
1168 (tree_entry_hasher::equal): Likewise.
1169 (lto_streamer_init): Likewise.
1170 (lto_orig_address_map): Likewise.
1171 (lto_orig_address_get): Likewise.
1172 (lto_orig_address_remove): Likewise.
1173 * lto-streamer.h: Likewise.
1174 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1175 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
1177 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
1179 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
1180 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
1181 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
1182 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
1183 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
1184 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
1185 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
1186 (mm_maskz_sub_ss): New intrinsics.
1187 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1188 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
1189 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
1190 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
1191 (__builtin_ia32_subss_mask_round): New builtins.
1192 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1193 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
1194 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
1195 Renamed to ...
1196 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
1197 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
1198 Changed to ...
1199 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
1200 ... this.
1202 2017-05-02 Martin Jambor <mjambor@suse.cz>
1204 PR tree-optimization/78687
1205 * tree-sra.c (access): New field parent.
1206 (process_subtree_disqualification): New function.
1207 (disqualify_candidate): Call it.
1208 (build_accesses_from_assign): Reset write flag if creating an
1209 assighnment link.
1210 (build_access_subtree): Fill in parent field and also prpagate
1211 down grp_write flag.
1212 (create_artificial_child_access): New parameter set_grp_write, set
1213 grp_write to its value.
1214 (propagate_subaccesses_across_link): Also propagate grp_write flag
1215 values.
1216 (propagate_all_subaccesses): Push the closest parent back to work
1217 queue if add_access_to_work_queue returned true.
1219 2017-05-02 Richard Biener <rguenther@suse.de>
1221 * common.opt (fstrict-overflow): Alias negative to fwrapv.
1222 * doc/invoke.texi (fstrict-overflow): Remove all traces of
1223 -fstrict-overflow documentation.
1224 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
1225 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
1226 flag_strict_overflow.
1227 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
1228 * lto-opts.c (lto_write_options): Do not stream it.
1229 * lto-wrapper.c (merge_and_complain): Do not handle it.
1230 * opts.c (default_options_table): Do not set -fstrict-overflow.
1231 (finish_options): Likewise do not clear it when sanitizing.
1232 * simplify-rtx.c (simplify_const_relational_operation): Do not
1233 test flag_strict_overflow.
1235 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1237 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
1238 using enabled attribute.
1239 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
1240 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
1241 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
1242 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
1243 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
1244 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
1245 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
1246 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
1247 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
1248 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
1250 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
1254 2017-05-02 Richard Biener <rguenther@suse.de>
1256 PR tree-optimization/80591
1257 Revert
1258 2017-04-10 Richard Biener <rguenther@suse.de>
1260 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1261 asm inputs.
1263 2017-05-02 Richard Biener <rguenther@suse.de>
1265 PR tree-optimization/80549
1266 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
1267 (cleanup_tree_cfg_noloop): Create forwarders to known loop
1268 headers if they do not have a preheader.
1270 2017-05-02 Martin Liska <mliska@suse.cz>
1272 PR other/80589
1273 * common.opt: Fix typo.
1274 * doc/invoke.texi: Likewise.
1276 2017-05-01 Jan Beulich <jbeulich@suse.com>
1278 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
1279 swapping, add (x,x,m,x,n) alternative.
1281 2017-05-01 Nathan Sidwell <nathan@acm.org>
1283 * calls.c (combine_pending_stack_adjustment_and_call): Remove
1284 unnecessary unadjusted_alignment check.
1286 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1288 PR c++/80038
1289 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
1290 operations here.
1291 * gimplify.c (gimplify_cilk_detach): New function.
1292 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
1293 * tree-core.h: Document EXPR_CILK_SPAWN.
1294 * tree.h (EXPR_CILK_SPAWN): Define.
1296 2017-05-01 David Malcolm <dmalcolm@redhat.com>
1298 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
1299 to use new fixit_hint representation, using the "replace" logic.
1300 (get_line_span_for_fixit_hint): Likewise.
1301 (layout::print_any_fixits): Likewise.
1302 (selftest::test_one_liner_many_fixits): Rename to...
1303 (selftest::test_one_liner_many_fixits_1): ...this, and update
1304 comment and expected output to reflect that the multiple fix-it
1305 hints are now consolidated into one insertion.
1306 (selftest::test_one_liner_many_fixits_2): New test.
1307 (selftest::test_diagnostic_show_locus_one_liner): Update for
1308 above.
1309 (selftest::test_fixit_consolidation): Update for fix-it API
1310 change.
1311 * diagnostic.c (print_parseable_fixits): Likewise.
1312 * edit-context.c (edited_line::m_line_events): Convert from
1313 auto_vec <line_event *> to auto_vec <line_event>.
1314 (class line_event): Convert from abstract base class to a concrete
1315 class, taking over the role of replace_event.
1316 (class insert_event): Delete.
1317 (class replace_event): Rename to class line_event. Convert to
1318 half-open range.
1319 (edit_context::add_fixits): Reimplement.
1320 (edit_context::apply_insert): Delete.
1321 (edit_context::apply_replace): Rename to...
1322 (edit_context::apply_fixit): ...this. Convert to half-open range.
1323 (edited_file::apply_insert): Delete.
1324 (edited_file::apply_replace): Rename to...
1325 (edited_file::apply_fixit): ...this.
1326 (edited_line::~edited_line): Drop deletion of events.
1327 (edited_line::apply_insert): Delete.
1328 (edited_line::apply_replace): Rename to...
1329 (edited_line::apply_fixit): ...this. Convert to half-open range.
1330 Update for change to type of m_line_events.
1331 * edit-context.h (edit_context::apply_insert): Delete.
1332 (edit_context::apply_replace): Rename to...
1333 (edit_context::apply_fixit): ...this.
1335 2017-05-01 Martin Sebor <msebor@redhat.com>
1337 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
1338 known.
1340 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
1342 PR target/68491
1343 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
1344 __get_cpuid_max returns 0.
1345 (__get_cpuid_count): Ditto.
1347 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
1349 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
1350 replacement expression is another instance of one of its arguments.
1352 2017-05-01 Jakub Jelinek <jakub@redhat.com>
1354 PR target/79430
1355 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
1356 check for stack push/pop autoinc.
1357 * config/i386/i386.c (ix86_agi_dependent): Return false
1358 if the only reason why modified_in_p returned true is that
1359 addr is SP based and set_insn is a push or pop.
1361 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1363 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
1364 overflow check.
1366 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1368 PR ipa/79224
1369 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
1370 (account_size_time): Use two predicates - exec_pred and
1371 nonconst_pred_ptr.
1372 (evaluate_conditions_for_known_args): Compute both clause and
1373 nonspec_clause.
1374 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
1375 (inline_summary_t::duplicate): Update.
1376 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
1377 separately.
1378 (compute_inline_parameters): Likewise.
1379 (estimate_edge_size_and_time): Update caluclation of time.
1380 (estimate_node_size_and_time): Compute both time and nonspecialized
1381 time.
1382 (estimate_ipcp_clone_size_and_time): Update.
1383 (inline_merge_summary): Update.
1384 (do_estimate_edge_time): Update.
1385 (do_estimate_edge_size): Update.
1386 (do_estimate_edge_hints): Update.
1387 (inline_read_section, inline_write_summary): Stream both new predicates.
1388 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
1389 as argument.
1390 (compute_inlined_call_time): Cleanup.
1391 (big_speedup_p): Update.
1392 (edge_badness): Update.
1393 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
1394 (size_time_entry): Replace predicate by exec_predicate and
1395 nonconst_predicate.
1396 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
1397 (estimate_edge_time): Return also nonspec_time.
1398 (reset_edge_growth_cache): Update.
1400 2017-04-29 Jakub Jelinek <jakub@redhat.com>
1402 PR rtl-optimization/80491
1403 * ifcvt.c (noce_process_if_block): When looking for x setter
1404 with missing else_bb, don't check only the insn right before
1405 cond_earliest, but look for the last insn that x is modified in
1406 within the same bb.
1408 PR rtl-optimization/80491
1409 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
1411 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
1413 PR tree-optimization/80487
1414 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
1416 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1418 PR tree-optimization/79697
1419 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
1420 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
1421 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
1422 BUILT_IN_STRNDUP.
1423 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
1424 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
1426 2017-04-28 Martin Sebor <msebor@redhat.com>
1428 PR tree-optimization/80523
1429 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
1430 (init_target_to_host_charmap, target_to_host, target_strtol10): New
1431 functions.
1432 (maybe_warn, format_directive, parse_directive): Use new functions.
1433 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
1435 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
1437 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
1439 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1441 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
1442 target_header_dir): Set correctly.
1443 * configure: Regenerated.
1444 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1445 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1446 instead of SYSTEM_HEADER_DIR.
1448 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
1450 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
1451 (estimate_local_effects): Likewise.
1452 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
1453 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
1454 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
1455 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
1456 do_estimate_edge_time, estimate_edge_time): Likewise.
1457 * ipa-inline-analysis.c (estimate_node_size_and_time,
1458 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
1459 (estimate_time_after_inlining): Remove.
1461 2017-04-28 Martin Liska <mliska@suse.cz>
1463 * doc/gcov.texi: Enhance documentation of gcov.
1465 2017-04-28 Martin Liska <mliska@suse.cz>
1467 * doc/gcov.texi: Sort options in alphabetic order.
1468 * doc/gcov-dump.texi: Likewise.
1469 * doc/gcov-tool.texi: Likewise.
1470 * gcov.c (print_usage): Likewise.
1471 * gcov-dump.c (print_usage): Likewise.
1472 * gcov-tool.c (print_merge_usage_message): Likewise.
1473 (print_rewrite_usage_message): Likewise.
1474 (print_overlap_usage_message): Likewise.
1476 2017-04-28 Martin Liska <mliska@suse.cz>
1478 PR gcov-profile/53915
1479 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
1481 2017-04-28 Martin Liska <mliska@suse.cz>
1483 PR gcov-profile/79891
1484 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
1485 is marked by compiler as living on a line.
1486 (get_cycles_count): Remove usage of the union.
1487 (output_intermediate_file): Likewise.
1488 (find_source): Fix GNU coding style.
1489 (accumulate_line_counts): Remove old non-all block mode.
1490 (output_lines): Remove usage of the union.
1491 * profile.c (output_location): Include all BBs, even if
1492 belonging to a same line (and file) as a previous BB.
1494 2017-04-28 Martin Liska <mliska@suse.cz>
1496 * gcov.c (process_args): Handle new argument 'w'.
1497 (read_graph_file): Assign ID to BBs.
1498 (output_branch_count): Display BB # if verbose flag is set.
1499 (output_lines): Likewise for arcs.
1500 (print_usage): Add '--verbose' option help.
1501 * doc/gcov.texi: Document --verbose (-w) option.
1503 2017-04-28 Martin Liska <mliska@suse.cz>
1505 * gcov.c (struct block_location_info): New struct.
1506 (process_file): Fill up the new structure.
1507 (read_graph_file): Replace usage of encoding by the newly added
1508 struct.
1509 (add_line_counts): Likewise.
1510 (accumulate_line_counts): Remove usage of the union.
1511 (function_info::function_info): New function.
1512 (function_info::~function_info): Likewise.
1513 (process_file): Call delete instead of release_function.
1514 (release_function): Release the function.
1515 (release_structures): Call delete instead of release_function.
1516 (solve_flow_graph): Replace usage of num_blocks.
1517 (find_exception_blocks): Likewise.
1518 (output_lines): Fix GNU coding style.
1520 2017-04-28 Martin Liska <mliska@suse.cz>
1522 PR driver/56469
1523 * coverage.c (coverage_remove_note_file): New function.
1524 * coverage.h: Declare the function.
1525 * toplev.c (finalize): Clean if an error has been seen.
1527 2017-04-28 Martin Liska <mliska@suse.cz>
1529 PR gcov-profile/80031
1530 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1531 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1532 * gcov.c (read_graph_file): Read just number of blocks.
1533 * profile.c (branch_prob): Do not stream 0 flags per a basic
1534 block.
1536 2017-04-28 Martin Liska <mliska@suse.cz>
1538 * gcov-dump.c (tag_*): Add new argument to declarations.
1539 (dump_gcov_file): Likewise.
1540 (tag_blocks): Add and use new argument depth.
1541 (tag_arcs): Likewise.
1542 (tag_lines): Likewise.
1543 (tag_counters): Likewise.
1544 (tag_summary): Likewise.
1545 (dump_working_sets): Use depth to do a proper indentation.
1547 2017-04-28 Jakub Jelinek <jakub@redhat.com>
1549 PR bootstrap/80531
1550 * cgraph.h (symtab_node::debug_symtab): No longer inline.
1551 * symtab.c (symtab_node::debug_symtab): Move definition here.
1553 2017-04-28 Richard Biener <rguenther@suse.de>
1555 * lto-streamer.h (LTO_major_version): Bump to 7.
1557 2017-04-28 Richard Biener <rguenther@suse.de>
1559 * tree-vrp.c (assert_info): New struct.
1560 (add_assert_info): New helper.
1561 (register_edge_assert_for_2): Refactor to add asserts to a vector
1562 of assert_info.
1563 (register_edge_assert_for_1): Likewise.
1564 (register_edge_assert_for): Likewise.
1565 (finish_register_edge_assert_for): New helper actually registering
1566 asserts where live on edge.
1567 (find_conditional_asserts): Adjust.
1568 (find_switch_asserts): Likewise.
1569 (evrp_dom_walker::try_find_new_range): Generalize.
1570 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
1572 2017-04-27 Marek Polacek <polacek@redhat.com>
1574 PR sanitizer/80349
1575 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
1576 arg10 and arg11 to itype.
1578 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
1580 * doc/extend.texi (Object Size Checking): Improve grammar.
1582 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
1584 PR target/80530
1585 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
1586 that the logic for permitting reciprocal estimates matches that
1587 in use_rsqrt_p.
1589 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1591 PR c++/80534
1592 * tree.c (type_cache_hasher::equal): Only compare
1593 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
1594 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
1595 non-aggregate element types.
1596 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
1597 about the flag on ARRAY_TYPEs in the comment, formatting fix.
1599 2017-04-27 Richard Biener <rguenther@suse.de>
1601 PR middle-end/80533
1602 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
1603 stripping ARRAY_REFs from MEM_EXPR make sure we're not
1604 keeping a reference to a trailing array.
1606 2017-04-27 Richard Biener <rguenther@suse.de>
1608 PR middle-end/80539
1609 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
1610 being in loop-closed SSA form conservatively.
1611 (chrec_fold_multiply_poly_poly): Likewise.
1613 2017-04-27 Tamar Christina <tamar.christina@arm.com>
1615 PR middle-end/79665
1616 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
1617 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
1619 2017-04-27 Jakub Jelinek <jakub@redhat.com>
1621 PR target/77728
1622 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
1623 (aarch64_function_arg_alignment): Return unsigned int again, but still
1624 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
1625 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1626 Don't emit -Wpsabi note.
1627 (aarch64_function_arg_boundary): Likewise.
1628 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1629 caller.
1631 2017-04-26 Nathan Sidwell <nathan@acm.org>
1633 * tree.h (crc32_unsigned_n): Declare.
1634 (crc32_unsigned, crc32_unsigned): Make inline.
1635 * tree.c (crc32_unsigned_bits): Replace with ...
1636 (crc32_unsigned_n): ... this.
1637 (crc32_unsigned, crc32_byte): Remove.
1638 (crc32_string): Remove unnecessary braces.
1640 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1642 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
1643 * ipa-inline-analysis.c (MAX_TIME): Remove.
1644 (account_size_time): Use sreal for time.
1645 (dump_inline_summary): Update.
1646 (estimate_function_body_sizes): Update.
1647 (estimate_edge_size_and_time): Update.
1648 (estimate_calls_size_and_time): Update.
1649 (estimate_node_size_and_time): Update.
1650 (inline_merge_summary): Update.
1651 (inline_update_overall_summary): Update.
1652 (estimate_time_after_inlining): Update.
1653 (inline_read_section): Update.
1654 (inline_write_summary): Update.
1655 * ipa-inline.c (compute_uninlined_call_time): Update.
1656 (compute_inlined_call_time): Update.
1657 (recursive_inlining): Update.
1658 (inline_small_functions): Update.
1659 (dump_overall_stats): Update.
1660 * ipa-inline.h: Include sreal.h.
1661 (size_time_entry): Turn time to sreal.
1662 (inline_summary): Turn self_time nad time to sreal.
1664 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
1666 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
1667 data-streamer.h
1668 (sreal::stream_out, sreal::stream_in): New.
1669 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
1671 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1673 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
1674 environment.
1676 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
1678 PR target/70799
1679 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1680 Handle ASHIFTRT.
1681 (dimode_scalar_chain::compute_convert_gain): Ditto.
1682 (dimode_scalar_chain::make_vector_copies): Ditto.
1683 (dimode_scalar_chain::convert_reg): Ditto.
1684 (dimode_scalar_chain::convert_insn): Ditto.
1685 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
1686 (VI248_AVX512BW_1): New mode iterator.
1687 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
1688 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
1689 mode iterator.
1691 2017-04-25 Martin Sebor <msebor@redhat.com>
1693 PR tree-optimization/80497
1694 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
1695 constants are representable in HOST_WIDE_INT.
1696 (parse_directive): Ditto.
1698 2017-04-25 Martin Sebor <msebor@redhat.com>
1700 PR bootstrap/80486
1701 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
1702 (new_zero_array): Adjust signature.
1703 (dom_info::dom_init): Used unsigned rather that size_t.
1704 (dom_info::dom_info): Same.
1706 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1707 Jakub Jelinek <jakub@redhat.com>
1709 PR target/77728
1710 * config/arm/arm.c: Include gimple.h.
1711 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1712 returns negative, increment ncrn only if it returned positive.
1713 (arm_needs_doubleword_align): Return int instead of bool,
1714 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
1715 members, but if there is any such non-FIELD_DECL
1716 > PARM_BOUNDARY aligned decl, return -1 instead of false.
1717 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
1718 returns negative, increment nregs only if it returned positive.
1719 (arm_setup_incoming_varargs): Likewise.
1720 (arm_function_arg_boundary): Emit -Wpsabi note if
1721 arm_needs_doubleword_align returns negative, return
1722 DOUBLEWORD_ALIGNMENT only if it returned positive.
1724 2017-04-25 Marek Polacek <polacek@redhat.com>
1726 PR sanitizer/80349
1727 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1728 first argument to type.
1730 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1732 PR target/80482
1733 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
1734 type checks to test for compatibility instead of equality.
1736 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1737 Jakub Jelinek <jakub@redhat.com>
1739 PR target/77728
1740 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
1741 type.
1742 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
1743 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
1744 the alignment computation, but return their maximum in warn_alignment.
1745 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
1746 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
1747 is smaller.
1748 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
1749 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
1750 caller.
1752 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1754 * config/arc/simdext.md (dmpyh): Fix typo.
1756 2017-04-25 Richard Biener <rguenther@suse.de>
1758 PR tree-optimization/80492
1759 * alias.c (compare_base_decls): Handle registers with asm
1760 specification conservatively.
1761 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1762 compare_base_decls returning dont-know properly.
1764 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1766 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
1767 (legitimate_offset_address_p): New function.
1768 (arc_legitimate_address_p): Use above function.
1770 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1772 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
1774 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1776 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
1777 ACCH registers whenever they are available.
1779 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1781 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
1782 double regs fix when not used.
1784 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1786 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
1787 core registers.
1788 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
1789 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
1791 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1793 * config/arc/arc.c (arc_output_addsi): Check for h-register class
1794 when emitting short ADD instructions.
1796 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
1798 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
1799 constraint.
1800 (cmpsi_cc_c_insn): Likewise.
1801 (cbranchsi4_scratch): Compute proper instruction length using
1802 compact_hreg_operand.
1803 * config/arc/predicates.md (compact_hreg_operand): New predicate.
1805 2017-04-25 Richard Biener <rguenther@suse.de>
1807 PR middle-end/80509
1808 * passes.c (pass_manager::pass_manager): Initialize
1809 m_name_to_pass_map.
1811 2017-04-25 Richard Biener <rguenther@suse.de>
1813 PR tree-optimization/79201
1814 * tree-ssa-sink.c (statement_sink_location): Handle calls.
1816 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1818 PR target/80464
1819 * config/s390/vector.md: Split MEM->GPR vector moves for
1820 non-s_operand addresses.
1822 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1824 PR target/79895
1825 * config/s390/predicates.md (reload_const_wide_int_operand): New
1826 predicate.
1827 * config/s390/s390.md ("movti"): Remove d/P alternative.
1828 ("movti_bigconst"): New pattern definition.
1830 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1832 PR target/80080
1833 * s390-protos.h (s390_expand_cs_hqi): Removed.
1834 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
1835 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
1836 modes as well as CCZ1mode and CCZmode.
1837 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
1838 signature of s390_emit_compare_and_swap.
1839 (s390_expand_cs_hqi): Likewise, make static.
1840 (s390_expand_cs_tdsi): Generate an explicit compare before trying
1841 compare-and-swap, in some cases.
1842 (s390_expand_cs): Wrapper function.
1843 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
1844 atomic_exchange.
1845 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
1846 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
1847 patterns for small and large integers. Forbid symref memory operands.
1848 Move expander to s390.c. Require cc register.
1849 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
1850 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
1851 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
1852 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
1853 symref memory operands. Remove CC mode and call s390_match_ccmode
1854 instead.
1855 ("atomic_exchange<mode>"): Allow and implement all integer modes.
1857 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1859 * config/s390/s390.md (define_peephole2): New peephole to help
1860 combining the load-and-test pattern with volatile memory.
1862 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
1864 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
1865 with CCZmode for TARGET_Z196.
1867 2017-04-25 Jakub Jelinek <jakub@redhat.com>
1869 PR rtl-optimization/80501
1870 * combine.c (make_compound_operation_int): Set subreg_code to SET
1871 even for AND with mask of the sign bit of mode.
1873 PR rtl-optimization/80500
1874 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1875 sum's initial value.
1877 2017-04-25 Julian Brown <julian@codesourcery.com>
1878 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1880 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1882 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1884 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1886 2017-04-25 Julian Brown <julian@codesourcery.com>
1887 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1889 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1890 (thunderx2t99_sha): New Reservation.
1892 2017-04-25 Julian Brown <julian@codesourcery.com>
1893 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1895 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1896 type for 1-element load.
1898 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1900 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1902 2017-04-24 Martin Jambor <mjambor@suse.cz>
1904 PR tree-optimization/80293
1905 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1906 char arrays not totally scalarizable if it is false.
1907 (analyze_all_variable_accesses): Pass correct value in the new
1908 parameter. Add a statistics counter.
1910 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1912 PR middle-end/79931
1913 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1915 2017-04-24 Richard Biener <rguenther@suse.de>
1917 PR tree-optimization/80494
1918 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1919 out for complex types.
1921 2017-04-24 Richard Biener <rguenther@suse.de>
1923 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1924 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1925 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1926 (DFS): Adjust and never fail.
1927 (sccvn_dom_walker::fail): Remove.
1928 (sccvn_dom_walker::before_dom_children): Adjust.
1929 (run_scc_vn): Likewise and never fail.
1930 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1931 (pass_fre::execute): Likewise.
1933 2017-04-24 Richard Biener <rguenther@suse.de>
1935 PR tree-optimization/79725
1936 * tree-ssa-sink.c (statement_sink_location): Return whether
1937 failure reason was zero uses. Move that check later.
1938 (sink_code_in_bb): Deal with zero uses by removing the stmt
1939 if possible.
1941 2017-04-24 Richard Biener <rguenther@suse.de>
1943 PR c++/2972
1944 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1945 pointer-based references.
1947 2017-04-24 Richard Biener <rguenther@suse.de>
1949 PR bootstrap/79814
1950 * pass_manager.h (pass_manager::operator new): Remove.
1951 (pass_manager::operator delete): Likewise.
1952 * passes.c (pass_manager::operator new): Remove.
1953 (pass_manager::operator delete): Likewise.
1954 (pass_manager::pass_manager): Zero individual pass members.
1956 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1958 PR target/70799
1959 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1960 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1961 Check "XEXP (src, 1)" operand here.
1962 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1963 Check "XEXP (src, 1)" operand here.
1964 (dimode_scalar_chain::make_vector_copies): Detect count register
1965 of a shift instruction. Zero extend count register from QImode
1966 to DImode to satisfy vector shift pattern count operand predicate.
1967 Substitute vector shift count operand with a DImode copy.
1968 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1969 vector register.
1971 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1973 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1974 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1975 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1976 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1977 (UNSPEC_NOREX_MEM): Remove definition.
1979 2017-04-21 Richard Biener <rguenther@suse.de>
1981 PR tree-optimization/79547
1982 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1983 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1984 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1985 without any constraints.
1987 2017-04-21 Richard Biener <rguenther@suse.de>
1989 PR tree-optimization/78847
1990 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1992 2017-04-21 Richard Biener <rguenther@suse.de>
1994 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1995 (build_distinct_type_copy): Likewise.
1996 (build_variant_type_copy): Likewise.
1997 * tree.c (build_qualified_type): Pass down mem-stat info.
1998 (build_distinct_type_copy): Likewise.
1999 (build_variant_type_copy): Likewise.
2001 2017-04-21 Richard Biener <rguenther@suse.de>
2003 PR tree-optimization/80237
2004 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
2005 defaulted to NULL.
2006 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
2007 for a simplified result.
2009 2016-04-21 Richard Biener <rguenther@suse.de>
2011 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
2012 sth as strict as a simple_iv but a chrec without symbols and an
2013 operand defined in the loop we are peeling (and not some subloop).
2014 (propagate_constants_for_unrolling): Propagate all constants.
2016 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2018 PR target/79804
2019 * config/i386/i386.c (print_reg): Remove assert for disalowed
2020 regno values, call output_operand_lossage instead.
2022 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2024 PR target/78090
2025 * config/i386/constraints.md (Yc): New register constraint.
2026 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
2027 Use Yc constraint for alternative 2 of operand 0. Remove
2028 preferred_for_speed attribute.
2030 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2032 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
2033 lastprivate clauses in SIMT case.
2035 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
2037 * doc/invoke.texi (-Wextra-semi): Document new warning option.
2039 2017-04-20 Richard Biener <rguenther@suse.de>
2041 PR tree-optimization/57796
2042 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
2043 as N scalar stores.
2044 (vect_model_load_cost): Cost gathers as N scalar loads.
2046 2017-04-20 Richard Biener <rguenther@suse.de>
2048 * ggc-page.c (ggc_allocated_p): Rename to ...
2049 (safe_lookup_page_table_entry): ... this and return the lookup
2050 result.
2051 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
2053 2017-04-20 Richard Biener <rguenther@suse.de>
2055 PR tree-optimization/80453
2056 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
2057 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
2058 from the conditions.
2059 (vn_phi_eq): Pass them down.
2060 (vn_phi_lookup): Record them.
2061 (vn_phi_insert): Likewise.
2063 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
2065 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
2066 uninitialized variable warning to avoid buffer overrun.
2068 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2070 PR other/71250
2071 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
2072 is suppressed for '{ 0 }' in C.
2074 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2076 * BASE-VER: Set to 8.0.0.
2078 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
2080 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
2081 priority .init_array and .fini_array section with SECTION_NOTYPE
2082 flag.
2084 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2086 PR middle-end/80423
2087 * tree.h (build_array_type): Add typeless_storage default argument.
2088 * tree.c (type_cache_hasher::equal): Also compare
2089 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
2090 (build_array_type): Add typeless_storage argument, set
2091 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
2092 recursive call.
2093 (build_nonshared_array_type): Adjust build_array_type_1 caller.
2094 (build_array_type): Likewise. Add typeless_storage argument.
2096 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2097 Jakub Jelinek <jakub@redhat.com>
2099 PR tree-optimization/80426
2100 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
2101 operation on symbolic operands, also compute the overflow for the
2102 invariant part when the operation degenerates into a negation.
2104 2017-04-19 Jakub Jelinek <jakub@redhat.com>
2106 PR debug/80461
2107 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
2108 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
2110 PR debug/80436
2111 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
2113 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
2115 PR target/80462
2116 * config/avr/avr.c (tree.h): Include it.
2117 (cgraph.h): Include it.
2118 (avr_encode_section_info): Don't warn for uninitialized progmem
2119 variable if it's just an alias.
2121 2017-04-19 Richard Biener <rguenther@suse.de>
2123 PR ipa/65972
2124 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
2125 when needed by AutoPGO.
2127 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
2129 PR lto/50345
2130 * doc/lto.texi: Remove an extra 'that'.
2132 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2134 PR rtl-optimization/80429
2135 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
2136 are only used in debug insns.
2138 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2139 Vladimir Makarov <vmakarov@redhat.com>
2141 * config/sparc/predicates.md (input_operand): Add comment. Return
2142 true for any memory operand when LRA is in progress.
2143 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
2145 2017-04-18 Jeff Law <law@redhat.com>
2147 PR target/74563
2148 * mips.md ({return,simple_return}_internal): Do not overwrite
2149 operands[0].
2151 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2153 PR tree-optimization/80443
2154 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
2155 instead of adding 1, subtract -1 and similarly instead of subtracting
2156 1 add -1.
2158 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
2160 PR rtl-optimization/80357
2161 * haifa-sched.c (tmp_bitmap): New variable.
2162 (model_recompute): Handle duplicate use records.
2163 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
2164 (free_global_sched_pressure_data): Free it.
2166 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
2168 Revert:
2169 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2170 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2171 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2172 instead of SYSTEM_HEADER_DIR.
2174 2017-04-18 Jeff Law <law@redhat.com>
2176 PR middle-end/80422
2177 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
2178 predecessors after walking up the insn chain.
2180 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2182 PR debug/80263
2183 * dwarf2out.c (modified_type_die): Try harder not to emit internal
2184 sizetype type into debug info.
2186 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2188 PR target/80099
2189 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
2190 unneeded test for TARGET_UPPER_REGS_SF.
2191 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
2193 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2195 PR sanitizer/80444
2196 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
2197 instead of gsi_after_labels.
2199 2017-04-18 Jeff Law <law@redhat.com>
2201 * regcprop.c (maybe_mode_change): Avoid creating copies of the
2202 stack pointer.
2204 Revert:
2205 2017-04-13 Jeff Law <law@redhat.com>
2206 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2207 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2209 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
2211 PR target/79453
2212 * config/avr/avr.c (intl.h): Include it.
2213 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
2215 2017-04-18 Martin Liska <mliska@suse.cz>
2217 PR gcov-profile/78783
2218 * gcov-tool.c (gcov_output_files): Validate that destination
2219 file is either removed by the tool or by a user.
2221 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2222 Guy Benyei <guybe@mellanox.com>
2224 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
2225 block, and do not negate it, the stored id is already negative.
2227 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2229 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
2231 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2233 PR target/80098
2234 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
2235 masks of options that should be turned off if the VSX vector
2236 options are turned off.
2237 (OTHER_P8_VECTOR_MASKS): Likewise.
2238 (OTHER_VSX_VECTOR_MASKS): Likewise.
2239 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
2240 rs6000_disable_incompatible_switches to validate no type switches
2241 like -mvsx.
2242 (rs6000_incompatible_switch): New function to disallow turning on
2243 other vector options if -mno-vsx, -mno-power8-vector, or
2244 -mno-power9-vector are specified.
2246 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2248 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
2250 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2252 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
2253 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
2254 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
2255 (ARG_POINTER_CFA_OFFSET): Likewise.
2257 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2259 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
2260 conditions to take advantage of various optimizations.
2262 2017-04-13 Jeff Law <law@redhat.com>
2264 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2265 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2266 (zero_extendsidi2_dext): Likewise.
2268 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2270 PR sanitizer/80403
2271 * fold-const.c (fold_ternary_loc): Revert
2272 use op0 instead of fold_convert_loc (loc, type, arg0) part of
2273 2017-04-12 change.
2275 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
2277 PR rtl-optimization/80343
2278 * lra-remat.c (update_scratch_ops): Assign original hard reg to
2279 new scratch pseudo.
2281 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
2283 PR sanitizer/80414
2284 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
2285 to ubsan_encode_value.
2287 2017-04-13 Jeff Law <law@redhat.com>
2289 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
2290 appearing in DEBUG_INSNs.
2292 2017-04-13 Martin Liska <mliska@suse.cz>
2294 PR gcov-profile/80413
2295 * gcov-io.c (gcov_write_string): Copy to buffer just when
2296 allocated size is greater than zero.
2298 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2300 PR debug/80321
2301 * dwarf2out.c (decls_for_scope): Ignore declarations of
2302 current_function_decl in BLOCK_NONLOCALIZED_VARS.
2304 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
2306 PR lto/69953
2307 * ipa-visibility.c (non_local_p): Fix typos.
2308 (localize_node): When localizing symbol in same comdat group,
2309 dissolve the group only when we know external symbols are going
2310 to be privatized.
2311 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
2313 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2315 PR tree-optimization/79390
2316 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
2317 order does not result in usable sequence, retry with reversed operand
2318 order.
2320 PR sanitizer/80403
2321 PR sanitizer/80404
2322 PR sanitizer/80405
2323 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
2324 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
2325 op0 instead of fold_convert_loc (loc, type, arg0).
2327 2017-04-12 Jeff Law <law@redhat.com>
2329 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
2330 has a delay slot in the generated code.
2332 * config/cris/cris.md (cris_preferred_reload_class): Return
2333 GENNONACR_REGS rather than GENERAL_REGS.
2335 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2337 PR c/80163
2338 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
2339 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
2340 signedness of the result type.
2342 2017-04-12 Richard Biener <rguenther@suse.de>
2343 Jeff Law <law@redhat.com>
2345 PR tree-optimization/80359
2346 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
2347 trim stores to TARGET_MEM_REFs.
2349 2017-04-12 Richard Biener <rguenther@suse.de>
2351 PR tree-optimization/79390
2352 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
2353 threading case even more.
2355 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
2357 PR target/80382
2358 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
2359 for quad_address_p for TImode, instead of just not indexed_address.
2361 2017-04-12 Richard Biener <rguenther@suse.de>
2362 Bernd Edlinger <bernd.edlinger@hotmail.de>
2364 PR middle-end/79671
2365 * alias.c (component_uses_parent_alias_set_from): Handle
2366 TYPE_TYPELESS_STORAGE.
2367 (get_alias_set): Likewise.
2368 * tree-core.h (tree_type_common): Add typeless_storage flag.
2369 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
2370 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
2371 for types containing members with TYPE_TYPELESS_STORAGE.
2372 (place_field): Likewise.
2373 (layout_type): Likewise for ARRAY_TYPE.
2374 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
2375 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
2376 TYPE_TYPELESS_STORAGE.
2377 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
2379 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2381 PR sanitizer/80349
2382 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2383 first argument to type.
2385 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2387 PR target/80376
2388 PR target/80315
2389 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
2390 CONST0_RTX (mode) rather than const0_rtx where appropriate.
2391 (rs6000_expand_binop_builtin): Likewise.
2392 (rs6000_expand_ternop_builtin): Likewise; also add missing
2393 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
2394 vshasigma built-ins.
2395 * doc/extend.texi: Document that vec_xxpermdi's third argument
2396 must be a constant.
2398 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
2401 Use shift_const cost parameter when calculating gain of STV shifts.
2403 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
2405 PR rtl-optimization/70478
2406 * lra-constraints.c (process_alt_operands): Check memory for
2407 disfavoring memory insn operand.
2409 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2411 PR middle-end/80100
2412 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
2413 left shift in unsigned HOST_WIDE_INT type.
2415 PR rtl-optimization/80385
2416 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
2417 (not (neg X)) into (plus X -1) for complex or non-integral modes.
2419 PR libgomp/80394
2420 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
2421 if they have any depend clauses.
2423 2017-04-11 Martin Liska <mliska@suse.cz>
2425 PR ipa/80212
2426 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
2427 * ipa-split.c (split_function): Create a local comdat symbol
2428 if caller is in a comdat group.
2430 2017-04-11 Martin Liska <mliska@suse.cz>
2432 PR ipa/80212
2433 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
2434 flags.
2436 2017-04-11 Martin Sebor <msebor@redhat.com>
2438 PR middle-end/80364
2439 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
2440 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
2441 for INTEGER_TYPE.
2442 (directive::set_width, directive::set_precision, format_character):
2443 Adjust.
2444 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
2445 INTEGER_TYPE.
2447 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
2449 PR target/80389
2450 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
2451 conflict, set target->arch_name instead of target->cpu_name.
2453 2017-04-11 Richard Biener <rguenther@suse.de>
2455 PR tree-optimization/80374
2456 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
2457 build_zero_cst, remove fold_convertible_p check again.
2459 2017-04-11 Martin Liska <mliska@suse.cz>
2461 PR sanitizer/70878
2462 * ubsan.c (instrument_object_size): Do not instrument register
2463 variables.
2465 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2467 PR target/80381
2468 * config/i386/i386-builtin-types.def
2469 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
2470 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
2471 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
2472 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
2473 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
2474 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
2475 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
2476 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
2477 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
2478 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
2479 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
2480 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
2481 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
2482 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
2483 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
2484 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
2485 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
2486 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
2487 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
2488 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
2489 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
2490 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
2491 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
2492 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
2493 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
2494 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
2495 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
2496 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
2497 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
2498 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
2499 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
2500 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
2501 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
2502 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
2503 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
2504 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
2505 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
2506 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
2507 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
2508 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
2509 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
2510 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
2511 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
2512 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
2513 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
2514 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
2515 aliases.
2516 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
2517 flag to second_arg_count, handle 4 argument function type _COUNT
2518 aliases, handle second_arg_count on second argument rather than last.
2520 2017-04-10 Jeff Law <law@redhat.com>
2522 PR tree-optimization/80374
2523 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2524 record anything if we can not convert integer_zero_node to the
2525 desired type.
2527 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2529 PR target/80108
2530 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2531 Enhance special handling given to the TARGET_P9_MINMAX option in
2532 relation to certain other options.
2534 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2536 PR tree-optimization/80153
2537 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
2538 remove POINTER_PLUS_EXPR's base part directly, rather than through
2539 aff_tree.
2541 2017-04-10 Richard Biener <rguenther@suse.de>
2542 Bin Cheng <bin.cheng@arm.com>
2544 PR tree-optimization/80153
2545 * tree-affine.c (aff_combination_to_tree): Get base pointer from
2546 the first element of pointer type aff_tree. Build result expr in
2547 aff_tree's type.
2548 (add_elt_to_tree): Convert to type unconditionally. Remove other
2549 fold_convert calls.
2550 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
2551 (rewrite_use_nonlinear_expr): Check invariant using iv information.
2553 2017-04-10 Richard Biener <rguenther@suse.de>
2555 * tree-ssa-structalias.c (find_func_aliases): Properly handle
2556 asm inputs.
2558 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
2560 PR rtl-optimization/70478
2561 * lra-constraints.c (curr_small_class_check): New.
2562 (update_and_check_small_class_inputs): New.
2563 (process_alt_operands): Update curr_small_class_check. Disfavor
2564 alternative insn memory operands. Check available regs for small
2565 class operands.
2567 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2569 PR target/80057
2570 * config/mips/mips.opt (-mvirt): Update description.
2571 * doc/invoke.texi (-mvirt): Likewise.
2573 2017-04-10 Richard Biener <rguenther@suse.de>
2575 PR middle-end/80362
2576 * fold-const.c (fold_binary_loc): Look at unstripped ops when
2577 looking for NEGATE_EXPR in -A / -B to A / B folding.
2579 2017-04-10 Martin Liska <mliska@suse.cz>
2581 PR gcov-profile/80224
2582 * gcov.c (print_usage): Fix usage string.
2583 (get_gcov_intermediate_filename): Remove.
2584 (output_gcov_file): Use both for normal and intermediate format.
2585 (generate_results): Do not initialize special file for
2586 intermediate format.
2588 2017-04-10 Richard Biener <rguenther@suse.de>
2590 PR tree-optimization/80304
2591 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
2592 for safelen.
2594 2017-04-10 Nathan Sidwell <nathan@acm.org>
2596 PR target/79905
2597 * config/rs6000/rs6000.c (rs6000_vector_type): New.
2598 (rs6000_init_builtins): Use it.
2600 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2602 * config/arm/arm.md (<mrc>): Add mode to SET source.
2603 (<mrrc>): Likewise.
2605 2017-04-10 Richard Biener <rguenther@suse.de>
2607 PR middle-end/80344
2608 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
2610 2017-04-10 Jakub Jelinek <jakub@redhat.com>
2612 PR target/80324
2613 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
2614 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
2615 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
2616 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
2617 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
2618 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
2619 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
2620 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
2621 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
2622 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
2623 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
2624 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
2625 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
2626 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
2627 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
2628 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
2629 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
2630 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
2631 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
2632 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
2633 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
2634 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
2635 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
2637 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
2639 PR rtl-optimization/70478
2640 * lra-constraints.c: Reverse the last patch.
2642 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
2644 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
2645 Add comment for WCHAR_T.
2647 2017-04-08 Martin Liska <mliska@suse.cz>
2649 Revert:
2650 2017-04-07 Martin Liska <mliska@suse.cz>
2652 PR ipa/80212
2653 * ipa-split.c (split_function): Add function part to a same comdat
2654 group.
2656 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2658 PR target/80358
2659 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
2661 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
2663 * rs6000/rs6000.c (vec_load_pendulum): Rename...
2664 (vec_pairing): ...to this.
2665 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
2666 (rs6000_sched_init): Adjust for name change.
2667 (struct rs6000_sched_context): Likewise.
2668 (rs6000_init_sched_context): Likewise.
2669 (rs6000_set_sched_context): Likewise.
2671 2017-04-07 Jakub Jelinek <jakub@redhat.com>
2673 PR target/80322
2674 PR target/80323
2675 PR target/80325
2676 PR target/80326
2677 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
2678 intrinsics.
2679 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
2680 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
2681 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
2683 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
2685 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
2687 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2689 PR rtl-optimization/70703
2690 * ira-color.c (update_conflict_hard_regno_costs): Use
2691 int64_t instead of HOST_WIDE_INT.
2693 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
2695 PR rtl-optimization/70478
2696 * lra-constraints.c (process_alt_operands): Disfavor alternative
2697 insn memory operands.
2699 2017-04-07 Jeff Law <law@redhat.com>
2701 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
2702 CALL and NOTE_INSN_CALL_ARG_LOCATION.
2704 2017-04-07 Martin Liska <mliska@suse.cz>
2706 PR target/79889
2707 * config/aarch64/aarch64.c (aarch64_process_target_attr):
2708 Show error message instead of an ICE.
2710 2017-04-07 Martin Liska <mliska@suse.cz>
2712 PR ipa/80212
2713 * ipa-split.c (split_function): Add function part to a same comdat
2714 group.
2716 2017-04-07 Richard Biener <rguenther@suse.de>
2718 PR middle-end/80341
2719 * tree.c (get_unwidened): Also handle ! for_type case for
2720 INTEGER_CSTs.
2721 * convert.c (do_narrow): Split out from ...
2722 (convert_to_integer_1): ... here. Do not pass final truncation
2723 type to get_unwidened for TRUNC_DIV_EXPR.
2725 2017-04-07 Richard Biener <rguenther@suse.de>
2727 * tree-affine.c (wide_int_ext_for_comb): Take type rather
2728 than aff_tree.
2729 (aff_combination_const): Adjust.
2730 (aff_combination_scale): Likewise.
2731 (aff_combination_add_elt): Likewise.
2732 (aff_combination_add_cst): Likewise.
2733 (aff_combination_convert): Likewise.
2734 (add_elt_to_tree): Likewise. Remove unused argument.
2735 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
2737 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
2739 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
2740 definition.
2741 * config/arm/arm.c (arm_default_short_enums): Use
2742 ARM_DEFAULT_SHORT_ENUMS.
2743 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
2745 2017-04-06 Jakub Jelinek <jakub@redhat.com>
2747 PR debug/80234
2748 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
2749 members with redundant out-of-class redeclaration.
2751 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2753 PR target/80286
2754 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
2755 * config/i386/i386.md (*zero_extendsidi2):
2756 Add (?*x,*x) and (?*v,*v) alternatives.
2758 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
2760 PR target/79733
2761 * config/i386/i386.c (ix86_expand_builtin)
2762 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
2763 mode from insn data. Convert operands to insn operand mode.
2764 Copy operands that don't satisfy insn predicate to a register.
2766 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
2768 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
2769 Update comments.
2771 2017-04-06 Richard Biener <rguenther@suse.de>
2773 PR tree-optimization/80334
2774 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
2775 preserve alignment of accesses.
2777 2017-04-06 Richard Biener <rguenther@suse.de>
2779 PR tree-optimization/80262
2780 * tree-sra.c (build_ref_for_offset): Preserve address-space
2781 information.
2782 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
2783 Drop useless address-space information on MEM_REF offsets.
2785 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
2787 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
2789 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2791 PR rtl-optimization/70703
2792 * ira-color.c (update_conflict_hard_regno_costs): Use
2793 HOST_WIDE_INT instead of long.
2795 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
2797 PR target/80298
2798 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
2799 not defined for x86_64 target. Add -mmmx target option when __SSE2__
2800 is not defined.
2801 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
2802 for x86_64 target. Handle -m3dnowa option.
2804 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
2806 PR rtl-optimization/70703
2807 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
2808 (update_conflict_hard_regno_costs): Use long instead of unsigned
2809 arithmetic for cost calculation.
2811 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2812 Bernd Edlinger <bernd.edlinger@hotmail.de>
2814 PR sanitizer/80308
2815 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
2816 for big endian.
2818 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
2820 PR target/78002
2821 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
2822 ptr_mode with Pmode throughout.
2823 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
2824 into probe_stack_range and use DImode.
2826 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
2828 PR target/79890
2829 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
2830 call_eh_return is true.
2832 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2834 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
2835 Initialize last_match_fntype_index.
2837 2017-04-05 Jakub Jelinek <jakub@redhat.com>
2839 PR target/80310
2840 * tree-nvr.c: Include internal-fn.h.
2841 (pass_return_slot::execute): Ignore internal calls without
2842 direct optab.
2844 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2845 Richard Biener <rguenther@suse.de>
2847 PR c++/80297
2848 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
2849 captures used multiple times, except for the last use.
2850 * generic-match-head.c: Include gimplify.h.
2852 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2854 PR tree-optimization/79390
2855 * target.h (struct noce_if_info): Declare.
2856 * targhooks.h (default_noce_conversion_profitable_p): Declare.
2857 * target.def (noce_conversion_profitable_p): New target hook.
2858 * ifcvt.h (struct noce_if_info): New type, moved from ...
2859 * ifcvt.c (struct noce_if_info): ... here.
2860 (noce_conversion_profitable_p): Renamed to ...
2861 (default_noce_conversion_profitable_p): ... this. No longer
2862 static nor inline.
2863 (noce_try_store_flag_constants, noce_try_addcc,
2864 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
2865 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
2866 instead of noce_conversion_profitable_p.
2867 * config/i386/i386.c: Include ifcvt.h.
2868 (ix86_option_override_internal): Don't override
2869 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
2870 (ix86_noce_conversion_profitable_p): New function.
2871 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2872 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2873 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2874 * doc/tm.texi: Regenerated.
2876 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2878 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2879 correction.
2881 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2883 PR target/80307
2884 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2885 instructions for small multiply cores.
2887 2017-04-04 Jeff Law <law@redhat.com>
2889 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2890 added member.
2891 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2892 that are not set by the loop over the elements.
2894 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2896 PR target/80286
2897 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2898 int mode, convert_modes it to mode as unsigned, otherwise use
2899 lowpart_subreg to mode rather than SImode.
2900 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2901 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2902 Use DImode instead of SImode for the shift count operand.
2903 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2904 Likewise.
2906 2017-04-04 Richard Biener <rguenther@suse.de>
2908 PR middle-end/80281
2909 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2910 arithmetic done for the negate or the plus. Simplify.
2911 (A - (-B) -> A + B): Likewise.
2912 * fold-const.c (split_tree): Make sure to not negate pointers.
2914 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2916 PR rtl-optimization/60818
2917 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2918 a compare of comparisons with the thing compared if this results
2919 in a different machine mode.
2921 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2923 * alias.c (base_alias_check): Fix typo in comment.
2924 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2925 * cgraphunit.c (symbol_table::compile): Likewise.
2926 * collect2.c (maybe_run_lto_and_relink): Likewise.
2927 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2928 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2929 * config/avr/avr.c (avr_map_op_t): Likewise.
2930 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2931 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2932 * config/epiphany/epiphany.md (movcc): Likewise.
2933 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2934 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2935 Likewise.
2936 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2937 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2938 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2939 * config/sh/sh.c (sh_rtx_costs): Likewise.
2940 * fold-const.c (fold_truth_andor): Likewise.
2941 * genautomata.c (collapse_flag): Likewise.
2942 * gengtype.h (struct type::u::s): Likewise.
2943 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2944 * input.c (FORMAT_AMOUNT): Likewise.
2945 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2946 (known_aggs_to_agg_replacement_list): Likewise.
2947 * ipa-inline-analysis.c: Likewise.
2948 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2949 * ipa-polymorphic-call.c
2950 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2951 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2952 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2953 Likewise.
2954 * modulo-sched.c (apply_reg_moves): Likewise.
2955 * omp-expand.c (build_omp_regions_1): Likewise.
2956 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2957 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2958 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2959 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2960 * value-prof.c: Likewise.
2961 * var-tracking.c (val_reset): Likewise.
2963 2017-04-03 Richard Biener <rguenther@suse.de>
2965 PR tree-optimization/80275
2966 * fold-const.c (split_address_to_core_and_offset): Handle
2967 POINTER_PLUS_EXPR.
2969 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2971 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2972 descriptors is at least equal to that of functions.
2974 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2976 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2978 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2980 PR target/80250
2981 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2982 (mov<IMOD4:mode>): New expander.
2983 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2985 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2987 PR rtl-optimization/79405
2988 * fwprop.c (propagations_left): New variable.
2989 (forward_propagate_into): Decrement it.
2990 (fwprop_init): Initialize it.
2991 (fw_prop): If the variable has reached zero, stop propagating.
2992 (fwprop_addr): Ditto.
2994 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2996 PR debug/79255
2997 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2998 a FUNCTION_DECL, pass it as decl instead of origin to
2999 process_scope_var.
3001 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
3003 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
3004 string.
3006 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
3008 PR target/80107
3009 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
3010 TARGET_VSX_SMALL_INTEGER.
3012 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3014 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
3015 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
3017 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3019 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
3020 extraction from odd-numbered MSA register.
3022 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3024 PR middle-end/80173
3025 * expmed.c (store_bit_field_1): Don't attempt to create
3026 a word subreg out of hard registers wider than word if they
3027 have HARD_REGNO_NREGS of 1 for their mode.
3029 PR middle-end/80163
3030 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
3031 conversions to integer types wider than word and pointer.
3033 PR debug/80025
3034 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
3035 (rtx_equal_for_cselib_p): Pass 0 to it.
3036 * cselib.c (cselib_hasher::equal): Likewise.
3037 (rtx_equal_for_cselib_1): Add depth argument. If depth
3038 is 128, don't look up VALUE locs and punt. Increment
3039 depth in recursive calls when walking VALUE locs.
3041 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
3043 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
3044 (make_gcov_file_name): Use the canonical path name for generating
3045 the MD5 value.
3046 (read_line): Fix handling of files with ascii null bytes.
3048 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
3050 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
3051 to initialise a vector register instead
3052 of using a const_int.
3054 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3056 PR translation/80189
3057 * gimplify.c (omp_default_clause): Use %qs instead of %s in
3058 diagnostic messages.
3060 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
3062 PR target/80246
3063 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
3064 (dfp_diex_<mode>): Update mode of operand 1.
3065 * doc/extend.texi (dxex, dxexq): Document change to return type.
3066 (diex, diexq): Document change to argument type.
3068 2017-03-30 Martin Jambor <mjambor@suse.cz>
3070 PR ipa/77333
3071 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
3072 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
3073 it reflects the signature changes performed at the callee side.
3074 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
3075 to cgraph_build_function_type_skip_args.
3076 (build_function_decl_skip_args): Adjust call to the above function.
3078 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3080 PR target/80206
3081 * config/i386/sse.md
3082 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
3083 register as dest whenever it is a MEM not rtx_equal_p to the
3084 corresponding dup operand, and when forcing into reg move the
3085 reg into the memory afterwards.
3086 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
3087 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
3088 for the force_reg mode.
3089 (avx512vl_vextractf128<mode>): Use register as dest either
3090 always when a MEM, or when it is a MEM not rtx_equal_p to the
3091 corresponding dup operand, or even not when it is a CONST_VECTOR
3092 depending on the mode and lo vs. hi.
3093 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
3094 parens.
3095 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
3096 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
3097 Likewise. Require that operands[2] is even.
3098 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
3099 Remove extraneous parens. Require that operands[2] is a multiple
3100 of 4.
3101 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
3102 operands[0] is a MEM if <mask_applied>, the predicates/constraints
3103 disallow memory then.
3105 2017-03-30 Richard Biener <rguenther@suse.de>
3107 PR tree-optimization/77498
3108 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
3109 to non-constants over backedges.
3111 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
3113 PR rtl-optimization/80233
3114 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
3115 as last_combined_insn. Do not test for BARRIER_P separately.
3117 2017-03-29 Andreas Schwab <schwab@suse.de>
3119 PR ada/80146
3120 * calls.c (prepare_call_address): Convert funexp to Pmode before
3121 copying to temp reg.
3123 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3125 PR tree-optimization/80158
3126 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
3127 Handle possible future case of more than one alternate
3128 interpretation.
3129 (replace_rhs_if_not_dup): Likewise.
3130 (replace_one_candidate): Likewise.
3132 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
3134 PR rtl-optimization/80193
3135 * ira.c (ira): Do not check allocation for LRA.
3137 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
3139 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
3140 (nvptx_output_simt_exit): Declare.
3141 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
3142 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
3143 (init_softstack_frame): Move initialization of crtl->is_leaf to...
3144 (nvptx_declare_function_name): ...here. Emit declaration of local
3145 memory space buffer for omp_simt_enter insn.
3146 (nvptx_output_unisimt_switch): New.
3147 (nvptx_output_softstack_switch): New.
3148 (nvptx_output_simt_enter): New.
3149 (nvptx_output_simt_exit): New.
3150 * config/nvptx/nvptx.h (struct machine_function): New fields
3151 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
3152 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
3153 (UNSPECV_SIMT_EXIT): Ditto.
3154 (omp_simt_enter_insn): New insn.
3155 (omp_simt_enter): New expansion.
3156 (omp_simt_exit): New insn.
3157 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
3159 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
3160 (expand_GOMP_SIMT_ENTER_ALLOC): New.
3161 (expand_GOMP_SIMT_EXIT): New.
3162 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
3163 (GOMP_SIMT_ENTER_ALLOC): Ditto.
3164 (GOMP_SIMT_EXIT): Ditto.
3165 * target-insns.def (omp_simt_enter): New insn.
3166 (omp_simt_exit): Ditto.
3167 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
3168 simt_dlist.
3169 (lower_rec_simd_input_clauses): Implement SIMT privatization.
3170 (lower_rec_input_clauses): Likewise.
3171 (lower_lastprivate_clauses): Handle SIMT privatization.
3173 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
3174 (ompdevlow_adjust_simt_enter): New.
3175 (find_simtpriv_var_op): New.
3176 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
3177 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
3179 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
3180 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
3181 (copy_decl_for_dup_finish): Ditto.
3183 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
3185 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
3187 PR target/53383
3188 * config/i386/i386.c (ix86_option_override_internal): Always
3189 allow -mpreferred-stack-boundary=3 for 64-bit targets.
3191 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3193 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
3195 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3197 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
3198 mark new edge's irreducible flag accordign to it.
3199 (vect_do_peeling): Check loop preheader edge's irreducible flag
3200 and pass it to function slpeel_add_loop_guard.
3202 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
3204 PR tree-optimization/80218
3205 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3206 Update block frequencies and counts.
3208 2017-03-28 Richard Biener <rguenther@suse.de>
3210 PR tree-optimization/78644
3211 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
3212 of a simplification result we may not use it at all.
3214 2017-03-28 Richard Biener <rguenther@suse.de>
3216 PR ipa/80205
3217 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
3218 without arguments, generate default definition of a SSA name.
3220 2017-03-28 Richard Biener <rguenther@suse.de>
3222 PR middle-end/80222
3223 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
3224 TYPE_REF_CAN_ALIAS_ALL references.
3225 * fold-const.c (fold_indirect_ref_1): Likewise.
3227 2017-03-28 Martin Liska <mliska@suse.cz>
3229 PR ipa/80104
3230 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
3231 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
3233 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3234 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
3236 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
3237 (EXTRA_SPECS): Define.
3238 (SUBTARGET_EXTRA_SPECS): Likewise.
3239 (SUBTARGET_CPP_SPEC): Likewise.
3240 * config/arc/elf.h (EXTRA_SPECS): Renamed to
3241 SUBTARGET_EXTRA_SPECS.
3242 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
3244 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3246 * config/arc/simdext.md (vst64_insn): Update pattern.
3247 (vld32wh_insn): Likewise.
3248 (vld32wl_insn): Likewise.
3249 (vld64_insn): Likewise.
3250 (vld32_insn): Likewise.
3252 2017-03-28 Marek Polacek <polacek@redhat.com>
3254 PR sanitizer/80067
3255 * fold-const.c (fold_comparison): Use protected_set_expr_location
3256 instead of SET_EXPR_LOCATION.
3258 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3260 * tree.c (add_expr): Avoid name lookup warning.
3262 2017-03-27 Jeff Law <law@redhat.com>
3264 PR tree-optimization/80216
3265 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
3266 function name. Limit recursion depth.
3267 (record_temporary_equivalences): Corresponding changes.
3269 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
3271 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
3272 covered first.
3274 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3276 PR target/80102
3277 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
3278 notes.
3279 * cfgcleanup.c (reg_note_cfa_p): New array.
3280 (insns_have_identical_cfa_notes): New function.
3281 (old_insns_match_p): Don't cross-jump in between /f
3282 and non-/f instructions. If both i1 and i2 are frame related,
3283 verify all CFA notes, their order and content.
3285 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3287 PR target/78543
3288 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
3289 HImode and SImode with zero extend to DImode to one insn.
3290 (bswap<mode>2_extenddi): Likewise.
3291 (bswapsi2_extenddi): Likewise.
3292 (bswaphi2_extendsi): Likewise.
3293 (bswaphi2): Combine bswap HImode and SImode into one insn.
3294 Separate memory insns from swapping register.
3295 (bswapsi2): Likewise.
3296 (bswap<mode>2): Likewise.
3297 (bswaphi2_internal): Delete, no longer used.
3298 (bswapsi2_internal): Likewise.
3299 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
3300 store, and gpr<-gpr swap insns.
3301 (bswap<mode>2_store): Likewise.
3302 (bswaphi2_reg): Register only splitter, combine with the splitter.
3303 (bswaphi2 splitter): Likewise.
3304 (bswapsi2_reg): Likewise.
3305 (bswapsi2 splitter): Likewise.
3306 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
3307 the insns into load, store, and register/register insns.
3308 (bswapdi2_ldbrx): Likewise.
3309 (bswapdi2_load): Likewise.
3310 (bswapdi2_store): Likewise.
3311 (bswapdi2_reg): Likewise.
3313 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
3315 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
3316 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
3318 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
3320 PR target/80103
3321 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
3322 add comments.
3323 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3324 special handling for target option conflicts between dform
3325 options (-mpower9-dform, -mpower9-dform-vector,
3326 -mpower9-dform-scalar) and -mno-direct-move.
3328 2017-03-27 Richard Biener <rguenther@suse.de>
3330 PR tree-optimization/80181
3331 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
3333 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3335 * config/arc/predicates.md (move_double_src_operand): Replace the
3336 call to move_double_src_operand with a call to address_operand.
3338 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3340 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
3341 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
3342 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
3344 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3346 * config/arc/predicates.md (long_immediate_loadstore_operand):
3347 Consider scaled addresses cases.
3349 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3351 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
3352 restored when in interrupt.
3353 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
3354 doesn't have delay slot.
3356 2017-03-27 Richard Biener <rguenther@suse.de>
3358 PR ipa/79776
3359 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
3360 inlined thunk clones.
3362 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3364 PR sanitizer/80168
3365 * asan.c (instrument_derefs): Copy over last operand from
3366 original COMPONENT_REF to the new COMPONENT_REF with
3367 DECL_BIT_FIELD_REPRESENTATIVE.
3368 * ubsan.c (instrument_object_size): Likewise.
3370 2017-03-27 Richard Biener <rguenther@suse.de>
3372 PR tree-optimization/80170
3373 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
3374 sure DR/SCEV didnt fold in constants we do not see when looking
3375 at the reference base alignment.
3377 2017-03-27 Richard Biener <rguenther@suse.de>
3379 PR middle-end/80171
3380 * gimple-fold.c (fold_ctor_reference): Properly guard against
3381 NULL return value from canonicalize_constructor_val.
3383 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
3385 PR target/80180
3386 * config/i386/i386.c (ix86_expand_builtin)
3387 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
3388 flags reg setting and flags reg using instructions.
3389 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
3390 clobbering instructions to zero extend op2.
3392 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
3394 * doc/install.texi (Configuration) <--with-aix-soname>:
3395 Update link to AIX ld.
3397 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
3399 PR rtl-optimization/80160
3400 PR rtl-optimization/80159
3401 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
3402 reg_alternate_class into account.
3404 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
3406 PR target/80148
3407 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
3408 to consider in curr_insn_transform.
3410 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3412 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
3413 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
3414 and emit_mode_inner.
3416 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3418 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
3419 argument to the overloaded builtin variants. Use the new flag to
3420 deprecate certain builtin variants.
3421 * config/s390/s390-builtin-types.def: Add new builtin types.
3422 * config/s390/s390-builtins.h: Support new flags field for
3423 overloaded builtins.
3424 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
3425 (s390_macro_to_expand): Enable vector float data type.
3426 (s390_cpu_cpp_builtins_internal): Indicate support of the new
3427 builtins by incrementing the __VEC__ version number.
3428 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
3429 vec_xst.
3430 (s390_resolve_overloaded_builtin): Emit error messages depending
3431 on the builtin flags.
3432 * config/s390/s390.c (s390_expand_builtin): Support additional
3433 flags argument. Change error message to match the messages
3434 emitted in s390-c.c.
3435 * config/s390/s390.md: New UNSPEC_* constants.
3436 (op_type): Add new instruction types.
3437 * config/s390/vecintrin.h: Add new builtins and test data class
3438 constants.
3439 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
3440 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
3441 (VEC_INEXACT, VEC_NOINEXACT): New constants.
3442 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
3443 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
3444 ("vec_mergel<mode>"): V_HW -> VEC_HW.
3446 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
3447 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
3448 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
3449 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
3451 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
3452 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
3453 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
3454 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
3456 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
3457 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
3458 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
3459 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
3460 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
3461 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
3462 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
3464 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
3465 ("vec_scatter_element<V_HW_4:mode>_DI")
3466 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
3467 ("vec_fpint<mode>", "vflls")
3468 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
3469 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
3470 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
3471 ("*vec_cmphe<mode>_cc"): ... these.
3473 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
3474 mode constant instead of magic value.
3476 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3478 * config/s390/s390.c (s390_expand_vec_compare): Support other
3479 vector floating point modes than just V2DF.
3480 (s390_expand_vcond): Likewise.
3481 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
3482 (s390_cannot_change_mode_class): Prevent mode changes between TF
3483 and V1TF in vector registers.
3484 * config/s390/s390.md (DF, SF): New mode attributes.
3485 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
3486 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
3487 SFmode support for VRs.
3488 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
3489 vector fp modes.
3490 (VFT, VF_HW): New mode iterators.
3491 (vw, sdx): New mode attributes.
3492 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
3493 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
3494 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
3495 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
3496 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
3497 also the new vector floating point modes. Renaming to ...
3499 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
3500 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
3501 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
3502 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
3503 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
3504 ("vec_unordered<mode>"): ... these.
3506 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
3507 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
3508 ("*vec_extendv2df"): New insn definitions.
3510 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3512 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
3513 ("mulditi3_2", "*muldi3_sign"): New patterns.
3514 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
3515 rename the pattern definition.
3517 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3519 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3520 expander.
3521 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3523 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3525 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3526 instruction if possible.
3527 * config/s390/vector.md (vec_halfnumelts): New mode
3528 attribute.
3529 ("*vec_vllezlf<mode>"): New pattern.
3531 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3533 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3534 ("popcountv4si2", "popcountv2di2"): Rename to ...
3535 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3536 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
3537 condition.
3538 ("popcount<mode>2_vxe"): New pattern.
3540 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3542 * common/config/s390/s390-common.c (processor_flags_table): Add
3543 arch12.
3544 * config.gcc: Add arch12.
3545 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3546 Default to arch12 for unknown CPU model numbers.
3547 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
3548 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
3549 PROCESSOR_max sanity check.
3550 * config/s390/s390-opts.h (enum processor_type): Add
3551 PROCESSOR_ARCH12.
3552 * config/s390/s390.c (processor_table): Add arch12.
3553 (s390_expand_builtin): Add check for B_VXE flag.
3554 (s390_issue_rate): Add PROCESSOR_ARCH12.
3555 (s390_get_sched_attrmask): Likewise.
3556 (s390_get_unit_mask): Likewise.
3557 (s390_sched_score): Enable z13 scheduling for arch12.
3558 (s390_sched_reorder): Likewise.
3559 (s390_sched_variable_issue): Likewise.
3560 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
3561 PF_VXE.
3562 (s390_tune_attr): Use z13 scheduling also for arch12.
3563 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
3564 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
3565 (TARGET_VXE_P): New macros.
3566 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
3567 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
3568 * config/s390/s390.opt: Add arch12 as processor_type.
3570 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3572 * config/s390/s390.md
3573 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3574 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
3575 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
3577 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
3578 Rename expanders to ...
3580 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
3581 ("fixuns_truncdddi2_emu"): ... these.
3583 ("fixuns_trunc<mode>si2_emu"): New expander.
3585 ("*fixuns_truncdfdi2_z13"): Rename to ...
3586 ("*fixuns_truncdfdi2_vx"): ... this.
3588 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3590 * config/s390/2964.md: Remove the single element vector compare
3591 instructions which are no longer used.
3592 * config/s390/s390.c (s390_select_ccmode): Remove handling of
3593 vector CCmodes.
3594 (s390_canonicalize_comparison): Remove handling of DFmode
3595 compares.
3596 (s390_expand_vec_compare_scalar): Remove function.
3597 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
3598 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
3599 pattern.
3600 ("*cmp<mode>_ccs"): Add wfcdb instruction.
3602 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3604 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
3605 FP zero.
3606 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
3607 will anyway by matched by mov<mode>_64dfp.
3609 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3611 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
3612 vlef/vstef. Add missing operand to vleif.
3614 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3616 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
3617 pair for all vector types with 64 bit elements.
3618 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
3619 * config/s390/vector.md (V_HW_64): ... here.
3620 (V_128_NOSINGLE): New mode iterator.
3621 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
3622 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
3623 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
3624 ("*vec_load_pairv2di"): Change to ...
3625 ("*vec_load_pair<mode>"): ... this one.
3627 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3629 * config/s390/constraints.md: Add comments.
3630 (jKK): Reject element sizes > 8 bytes.
3631 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
3632 s_operands.
3633 * config/s390/s390.md: Add the s_operand checks formerly in
3634 s390_split_ok_p to various splitters where they are still
3635 required.
3636 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
3637 for 128 bit vectors. Plus two splitters.
3639 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3641 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
3642 the file.
3644 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3646 PR target/79893
3647 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
3648 error if the boundary argument is not constant.
3650 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3652 PR rtl-optimization/80112
3653 * loop-doloop.c (doloop_condition_get): Don't check condition
3654 if cmp isn't SET with IF_THEN_ELSE src.
3656 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3658 PR tree-optimization/80158
3659 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
3660 replacing a candidate statement, also replace it for the
3661 candidate's alternate interpretation.
3662 (replace_rhs_if_not_dup): Likewise.
3663 (replace_one_candidate): Likewise.
3665 2017-03-24 Richard Biener <rguenther@suse.de>
3667 PR tree-optimization/80167
3668 * graphite-isl-ast-to-gimple.c
3669 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
3670 properly.
3671 (translate_isl_ast_to_gimple::get_rename): Likewise.
3673 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
3675 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3676 handling of certain combinations of target options, including the
3677 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
3678 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
3680 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3682 PR target/71436
3683 * config/arm/arm.md (*load_multiple): Add reload_completed to
3684 matching condition.
3686 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3687 Richard Biener <rguenth@suse.de>
3689 PR tree-optimization/79908
3690 PR tree-optimization/80136
3691 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3692 been cast away, gimplify_and_add suffices.
3694 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
3696 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
3698 2017-03-23 Richard Biener <rguenther@suse.de>
3700 PR tree-optimization/80032
3701 * gimplify.c (gimple_push_cleanup): Forced unconditional
3702 cleanups still have to go to the conditional_cleanups
3703 sequence.
3705 2017-03-22 Jakub Jelinek <jakub@redhat.com>
3707 PR tree-optimization/80072
3708 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
3709 to unsigned int.
3710 (next_operand_entry_id): Change type to unsigned int.
3711 (sort_by_operand_rank): Make sure to return the right return value
3712 even if unsigned fields are bigger than INT_MAX.
3713 (struct oecount): Change cnt and id type to unsigned int.
3714 (oecount_hasher::equal): Formatting fix.
3715 (oecount_cmp): Make sure to return the right return value
3716 even if unsigned fields are bigger than INT_MAX.
3717 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
3719 PR c++/80129
3720 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
3721 TREE_READONLY on result if writing it more than once.
3723 PR sanitizer/80110
3724 * doc/invoke.texi (-fsanitize=thread): Document that with
3725 -fnon-call-exceptions atomics are not able to throw
3726 exceptions.
3728 PR sanitizer/80110
3729 * tsan.c: Include tree-eh.h.
3730 (instrument_builtin_call): Call maybe_clean_eh_stmt or
3731 maybe_clean_or_replace_eh_stmt where needed.
3732 (instrument_memory_accesses): Add cfg_changed argument.
3733 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
3734 if it returned true.
3735 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
3737 PR rtl-optimization/63191
3738 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
3739 wrapper function, moved the whole old content into ...
3740 (ix86_delegitimize_address_1): ... this. New inline function.
3741 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
3742 true as last argument instead of ix86_delegitimize_address.
3744 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3746 * config/aarch64/aarch64.c (generic_branch_cost): Copy
3747 cortexa57_branch_cost.
3749 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
3751 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
3753 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3755 PR target/80123
3756 * doc/md.texi (Constraints): Document wA constraint.
3757 * config/rs6000/constraints.md (wA): New.
3758 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
3759 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
3760 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
3761 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
3763 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
3765 PR c++/80029
3766 * gimplify.c (is_oacc_declared): New function.
3767 (oacc_default_clause): Use it to set default flags for acc declared
3768 variables inside parallel regions.
3769 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
3770 declared variables.
3771 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
3772 declare attribute to any decl as necessary.
3774 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3776 PR target/80082
3777 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
3778 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
3779 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
3780 (arm_arch_lpae): This.
3781 * config/arm/arm.c (arm_arch7ve): Rename into ...
3782 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
3783 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
3784 arm_arch_lpae.
3786 2017-03-22 Martin Liska <mliska@suse.cz>
3788 PR target/79906
3789 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
3790 error message instead of an ICE.
3792 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3794 * doc/extend.texi (6.11 Additional Floating Types): Revise.
3796 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3798 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3799 comments.
3800 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3801 comments.
3803 2017-03-21 Martin Sebor <msebor@redhat.com>
3805 * doc/extend.texi: Use "cannot" instead of "can't."
3806 * doc/hostconfig.texi: Same.
3807 * doc/install.texi: Same.
3808 * doc/invoke.texi: Same.
3809 * doc/loop.texi: Same.
3810 * doc/md.texi: Same.
3811 * doc/objc.texi: Same.
3812 * doc/rtl.texi: Same.
3813 * doc/tm.texi: Same.
3814 * doc/tm.texi.in: Same.
3815 * doc/trouble.texi: Same.
3817 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
3819 PR debug/63238
3820 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
3821 (collect_checksum_attributes): Set it.
3822 (die_checksum_ordered): Use it.
3824 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3826 PR tree-optimization/79908
3827 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
3828 change: For a VA_ARG whose LHS has been cast away, use
3829 force_gimple_operand to construct the side effects.
3831 2017-03-21 David Malcolm <dmalcolm@redhat.com>
3833 PR translation/80001
3834 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
3835 more amenable to translation.
3836 (oacc_loop_auto_partitions): Likewise.
3838 2017-03-21 Marek Polacek <polacek@redhat.com>
3839 Martin Sebor <msebor@redhat.com>
3841 PR tree-optimization/80109
3842 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
3843 on INTEGRAL_TYPE_P.
3845 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3846 Segher Boessenkool <segher@kernel.crashing.org>
3848 PR target/80125
3849 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
3850 check reg_used_between_p between insn and one of succ or succ2
3851 depending on if succ is artificial insn not inserted into insn
3852 stream.
3854 2017-03-21 Martin Liska <mliska@suse.cz>
3856 PR gcov-profile/80081
3857 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
3858 * doc/gcc.texi: Include gcov-dump stuff.
3859 * doc/gcov-dump.texi: New file.
3861 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
3863 PR rtl-optimization/79150
3864 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
3865 conditional jump, if the jump is the last insn of the loop.
3867 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3868 Richard Biener <rguenth@suse.de>
3870 PR tree-optimization/79908
3871 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3872 been cast away, use force_gimple_operand to construct the side
3873 effects.
3875 2017-03-21 Martin Liska <mliska@suse.cz>
3877 PR libfortran/79956
3878 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3879 to NULL.
3881 2017-03-21 Brad Spengler <spender@grsecurity.net>
3883 PR plugins/80094
3884 * plugin.c (htab_hash_plugin): New function.
3885 (add_new_plugin): Use it and adjust.
3886 (parse_plugin_arg_opt): Adjust.
3887 (init_one_plugin): Likewise.
3889 2017-03-21 Richard Biener <rguenther@suse.de>
3891 PR tree-optimization/80032
3892 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3893 if set force the cleanup to happen unconditionally.
3894 (gimplify_target_expr): Push inserted clobbers with force_uncond
3895 to avoid them being removed by control-dependent DCE.
3897 2017-03-21 Richard Biener <rguenther@suse.de>
3899 PR tree-optimization/80122
3900 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3901 va_arg_pack_len when the inlined call stmt requires pack
3902 expansion itself.
3903 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3905 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3907 PR sanitizer/78158
3908 * tsan.c (instrument_builtin_call): If the memory model argument
3909 is not a constant, assume it is valid.
3911 PR c/67338
3912 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3913 avoid UB.
3915 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3917 PR rtl-optimization/79910
3918 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3919 if its dest is used by an insn before I2 (other than the combined
3920 insns themselves, which are properly handled already).
3922 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3924 Revert:
3925 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3927 * combine.c (record_used_regs): New static function.
3928 (try_combine): Handle situations where there is an additional
3929 instruction between I2 and I3 which needs to have a LOG_LINK
3930 updated.
3932 Revert:
3933 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3935 * combine.c (try_combine): Delete redundant i1 test. Call
3936 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3938 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3940 PR target/80083
3941 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3942 alternatives 13/14.
3944 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3946 PR tree-optimization/80054
3947 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3948 the optimization if a PHI or any of its arguments is not dominated
3949 by the candidate's basis. Use gphi* rather than gimple* as
3950 appropriate.
3951 (replace_profitable_candidates): Clean up a gimple* variable that
3952 should be a gphi* variable.
3954 2017-03-20 Martin Sebor <msebor@redhat.com>
3956 PR c++/52477
3957 * doc/extend.texi (attribute constructor): Document present limitation.
3959 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3961 PR target/79963
3962 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3963 __POWER9_VECTOR__ #ifdef control, change template definition to
3964 use Power9-specific built-in function.
3965 (vec_any_eq): Likewise.
3966 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3967 to control outcomes from this test.
3968 (vector_ae_<mode>p): For VEC_F modes, likewise.
3970 2017-03-20 Ian Lance Taylor <iant@google.com>
3972 * config/i386/i386.c (ix86_function_regparm): Save an extra
3973 register for -fsplit-stack with DECL_STATIC_CHAIN.
3975 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3977 PR target/79912
3978 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3979 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3981 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3983 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3984 iorw,ow".
3985 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3986 iorw,iorw".
3988 2017-03-20 Marek Polacek <polacek@redhat.com>
3990 PR sanitizer/80063
3991 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3993 2017-03-20 Richard Biener <rguenther@suse.de>
3995 PR tree-optimization/80113
3996 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3997 allocate extra SSA name for PHI def.
3998 (add_close_phis_to_outer_loops): Likewise.
3999 (add_close_phis_to_merge_points): Likewise.
4000 (copy_loop_close_phi_args): Likewise.
4001 (copy_cond_phi_nodes): Likewise.
4003 2017-03-20 Martin Liska <mliska@suse.cz>
4005 PR middle-end/79753
4006 * tree-chkp.c (chkp_build_returned_bound): Do not build
4007 returned bounds for a LHS that's not a BOUNDED_P type.
4009 2017-03-20 Martin Liska <mliska@suse.cz>
4011 PR target/79769
4012 PR target/79770
4013 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
4014 COMPLEX_CST and VECTOR_CST.
4016 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4018 PR target/78857
4019 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
4020 target operand. A new splitter adds the clobber statement in case
4021 the target operand is dead anyway.
4023 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
4025 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
4026 to age-old versions of binutils and glibc.
4028 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
4030 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
4032 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4034 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
4036 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4038 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
4039 requirement for binutils 2.13.
4041 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4043 * combine.c (try_combine): Delete redundant i1 test. Call
4044 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4046 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
4048 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
4049 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
4050 contents.
4051 <riscv64-*-elf>: Re-arrange section
4052 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
4053 <riscv32-*-linux>: Likewise.
4054 <riscv64-*-elf>: Likewise
4055 <riscv64-*-linux>: Likewise.
4057 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
4059 PR target/80052
4060 * aarch64.opt(verbose-cost-dump): Fix typo.
4062 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
4064 PR target/79951
4065 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
4066 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
4068 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4070 * reload.c (find_reloads): When reloading a nonoffsettable address,
4071 use RELOAD_OTHER for it and its address reloads.
4073 PR rtl-optimization/79910
4074 * combine.c (record_used_regs): New static function.
4075 (try_combine): Handle situations where there is an additional
4076 instruction between I2 and I3 which needs to have a LOG_LINK
4077 updated.
4079 2017-03-17 Jeff Law <law@redhat.com>
4081 PR tree-optimization/71437
4082 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
4083 conditional in the hash table first.
4084 (vrp_dom_walker::before_dom_children): Extract condition from
4085 ASSERT_EXPR. Record condition, its inverion and any implied
4086 conditions as well.
4088 2017-03-17 Marek Polacek <polacek@redhat.com>
4089 Markus Trippelsdorf <markus@trippelsdorf.de>
4091 PR tree-optimization/80079
4092 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
4093 m_stores_head.
4095 2017-03-17 Richard Biener <rguenther@suse.de>
4097 PR middle-end/80075
4098 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
4099 Properly verify the LHS before the RHS possibly claims to be
4100 handled.
4101 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
4102 do not throw.
4104 2017-03-17 Martin Jambor <mjambor@suse.cz>
4106 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
4107 (List of -O2 options): Likewise.
4108 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
4109 (-fipa-vrp) New.
4111 2017-03-17 Tom de Vries <tom@codesourcery.com>
4113 * gcov-dump.c (print_usage): Print bug_report_url.
4115 2017-03-17 Richard Biener <rguenther@suse.de>
4117 PR middle-end/80050
4118 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
4119 (parser::peek): Likewise.
4121 2017-03-17 Richard Biener <rguenther@suse.de>
4123 PR tree-optimization/80048
4124 * sese.c (free_sese_info): Properly release rename_map and
4125 copied_bb_map elements.
4127 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
4129 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
4130 Add linked-list forward and backlinks. Insert on
4131 construction, remove on destruction.
4132 (class pass_store_merging): Add m_stores_head field.
4133 (pass_store_merging::terminate_and_process_all_chains):
4134 Iterate over m_stores_head list.
4135 (pass_store_merging::terminate_all_aliasing_chains):
4136 Likewise.
4137 (pass_store_merging::execute): Check for debug stmts first.
4138 Push new chains onto the m_stores_head stack.
4140 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
4142 PR target/71294
4143 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
4144 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
4145 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
4147 2017-03-16 Jeff Law <law@redhat.com>
4149 PR tree-optimization/71437
4150 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
4151 member function. Implementation moved into after_dom_children
4152 member function and into the threader's thread_outgoing_edges
4153 function.
4154 (dom_opt_dom_walker::after_dom_children): Simplify by moving
4155 some code into new thread_outgoing_edges.
4156 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
4157 definition. Simplify marker handling (do it here). Assume we always
4158 have the available expression and the const/copies tables.
4159 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
4160 and tree-vrp.c
4161 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
4162 * tree-vrp.c (equiv_stack): No longer file scoped.
4163 (vrp_dom_walker): New class.
4164 (vrp_dom_walker::before_dom_children): New member function.
4165 (vrp_dom_walker::after_dom_children): Likewise.
4166 (identify_jump_threads): Setup domwalker. Use it rather than
4167 walking edges in a random order by hand. Simplify setup/finalization.
4168 (finalize_jump_threads): Remove.
4169 (vrp_finalize): Do not call identify_jump_threads here.
4170 (execute_vrp): Do it here instead and call thread_through_all_blocks
4171 here too.
4173 PR tree-optimization/71437
4174 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
4175 callers changed.
4176 (simplify_stmt_for_jump_threading): Add basic_block argument. All
4177 callers changed.
4178 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
4179 (dom_opt_dom_walker::thread_across_edge): Remove
4180 handle_dominating_asserts argument. All callers changed.
4181 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
4182 changes. Remove calls to lhs_of_dominating_assert. Other
4183 uses of handle_dominating_asserts turn into unconditional code
4184 (simplify_control_stmt_condition_1): Likewise.
4185 (simplify_control_stmt_condition): Likewise.
4186 (thread_through_normal_block, thread_across_edge): Likewise.
4187 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
4188 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
4189 object if it is not an SSA_NAME.
4190 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
4191 before calling into the VRP specific simplifiers.
4192 (identify_jump_threads): Remove handle_dominating_asserts
4193 argument.
4195 2017-03-16 Jakub Jelinek <jakub@redhat.com>
4197 PR fortran/79886
4198 * tree-diagnostic.c (default_tree_printer): No longer static.
4199 * tree-diagnostic.h (default_tree_printer): New prototype.
4201 2017-03-16 Tamar Christina <tamar.christina@arm.com>
4203 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
4204 Change ins into fmov.
4206 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4208 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
4209 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
4210 Use h_con constraint for operand 1.
4211 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4212 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
4214 2017-03-15 Jeff Law <law@redhat.com>
4216 PR tree-optimization/71437
4217 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
4218 (record_temporary_equivalences): Use it.
4220 PR tree-optimization/71437
4221 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
4222 tree-ssa-scopedtables.
4223 (lookup_avail_expr, build_and_record_new_cond): Likewise.
4224 (record_conditions, record_cond, vuse_eq): Likewise.
4225 (record_edge_info): Adjust to API tweak of record_conditions.
4226 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
4227 (record_temporary_equivalences, optimize_stmt): Likewise.
4228 (eliminate_redundant_computations): Likewise.
4229 (record_equivalences_from_stmt): Likewise.
4230 * tree-ssa-scopedtables.c: Include options.h and params.h.
4231 (vuse_eq): New function, moved from tree-ssa-dom.c
4232 (build_and_record_new_cond): Likewise.
4233 (record_conditions): Likewise. Accept vector of conditions rather
4234 than edge_equivalence structure for first argument.
4235 for the first argument.
4236 (avail_exprs_stack::lookup_avail_expr): New member function, moved
4237 from tree-ssa-dom.c.
4238 (avail_exprs_stack::record_cond): Likewise.
4239 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
4240 from tree-ssa-dom.c.
4241 (avail_exprs_stack): Add new member functions lookup_avail_expr
4242 and record_cond.
4243 (record_conditions): Declare.
4245 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
4247 PR target/80017
4248 * lra-constraints.c (process_alt_operands): Increase reject for
4249 reloading an input/output operand.
4251 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4253 PR target/79038
4254 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
4255 insns to convert from signed/unsigned char/short to IEEE 128-bit
4256 floating point.
4257 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
4259 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
4261 PR target/80019
4262 * config/i386/i386.c (ix86_vector_duplicate_value): Create
4263 subreg of inner mode for values already in registers.
4265 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
4267 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
4268 iteration reg is used after the loop.
4270 2017-03-14 Martin Sebor <msebor@redhat.com>
4272 PR tree-optimization/79800
4273 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
4274 precision in negative-positive range.
4275 (format_floating): Call non-const overload with adjusted precision.
4277 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4279 PR target/79947
4280 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
4281 -mpowerpc-gfxopt.
4283 2017-03-14 Martin Sebor <msebor@redhat.com>
4285 PR middle-end/80020
4286 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
4287 * builtins.def (aligned_alloc): Use it.
4289 PR c/79936
4290 * Makefile.in (GTFILES): Add calls.c.
4291 * calls.c: Include "gt-calls.h".
4293 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
4295 PR rtl-optimization/79728
4296 * regs.h (struct target_regs): New field
4297 x_contains_allocatable_regs_of_mode.
4298 (contains_allocatable_regs_of_mode): New macro.
4299 * reginfo.c (init_reg_sets_1): Initialize it, and change
4300 contains_reg_of_mode so it includes global regs as well.
4301 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
4302 rather than contains_regs_of_mode.
4304 2017-03-14 Martin Liska <mliska@suse.cz>
4306 * doc/invoke.texi: Document options that can't be combined with
4307 -fcheck-pointer-bounds.
4309 2017-03-14 Martin Liska <mliska@suse.cz>
4311 PR middle-end/79831
4312 * doc/invoke.texi (-Wchkp): Document the option.
4314 2017-03-14 Martin Liska <mliska@suse.cz>
4316 * Makefile.in: Install gcov-dump.
4318 2017-03-14 Martin Liska <mliska@suse.cz>
4320 * multiple_target.c (expand_target_clones): Bail out for
4321 an invalid attribute.
4323 2017-03-14 Richard Biener <rguenther@suse.de>
4325 * alias.c (struct alias_set_entry): Pack properly.
4326 * cfgloop.h (struct loop): Likewise.
4327 * cse.c (struct set): Likewise.
4328 * ipa-utils.c (struct searchc_env): Likewise.
4329 * loop-invariant.c (struct invariant): Likewise.
4330 * lra-remat.c (struct cand): Likewise.
4331 * recog.c (struct change_t): Likewise.
4332 * rtl.h (struct address_info): Likewise.
4333 * symbol-summary.h (function_summary): Likewise.
4334 * tree-loop-distribution.c (struct partition): Likewise.
4335 * tree-object-size.c (struct object_size_info): Likewise.
4336 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
4337 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
4338 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
4339 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
4340 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
4341 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
4342 (struct _stmt_vec_info): Likewise.
4344 2017-03-14 Martin Liska <mliska@suse.cz>
4346 PR target/79892
4347 * multiple_target.c (create_dispatcher_calls): Check that
4348 a target can create a function dispatcher.
4350 2017-03-14 Martin Liska <mliska@suse.cz>
4352 PR lto/66295
4353 * multiple_target.c (expand_target_clones): Drop local.local
4354 flag for default implementation.
4356 2017-03-14 Richard Biener <rguenther@suse.de>
4358 PR tree-optimization/80030
4359 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
4361 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
4363 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
4364 gcc_fallthrough() instead of __attribute__((fallthrough));
4366 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4368 * doc/gcc.texi: Remove "up" link to (DIR).
4369 * doc/gccint.texi: Ditto.
4371 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4373 * doc/install.texi (Specific) <avr>: Remove reference to
4374 binutils 2.13.
4376 2017-03-13 Jeff Law <law@redhat.com>
4378 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
4379 attribute rather than comments.
4381 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
4382 match_scratch operand is highest.
4384 2017-03-13 Martin Liska <mliska@suse.cz>
4386 PR middle-end/78339
4387 * ipa-pure-const.c (warn_function_noreturn): If the declarations
4388 is a CHKP clone, use original declaration.
4390 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4392 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
4393 (arc_conditional_register_usage): Use a different allocation order
4394 when optimizing for size.
4395 * common/config/arc/arc-common.c (arc_option_optimization_table):
4396 Section anchors default on when optimizing for size.
4398 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4400 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
4402 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4404 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
4405 * config/arc/arc.md (cpu_facility): Add cd variant.
4406 (*movqi_insn): Add code density variant.
4407 (*movhi_insn): Likewise.
4408 (*movqi_insn): Likewise.
4409 (*addsi3_mixed): Likewise.
4410 (subsi3_insn): Likewise.
4412 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4414 * config/arc/arc.md (movsi_cond_exec): Update constraint.
4416 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4418 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
4419 expressions with MINUS and UNARY ops.
4421 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4423 PR target/79911
4424 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
4425 Rename to...
4426 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
4427 between vec_select and vector argument.
4428 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
4429 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
4430 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
4431 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
4432 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
4433 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
4435 2017-03-13 Richard Biener <rguenther@suse.de>
4437 PR other/79991
4438 * params.def (vect-max-peeling-for-alignment): Fix typo.
4440 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4442 * doc/install.texi (Specific) <mips-*-*>: Remove description of
4443 issue that only occurred with binutils below 2.18.
4445 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4447 * doc/install.texi (Specific) <cris-axis-elf>: No longer
4448 refer to binutils 2.11/2.12 minimum.
4450 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4452 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
4453 ftp.kernel.org and simplify binutils requirement.
4455 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
4457 * doc/invoke.texi (Warning Options): Fix spelling of link-time
4458 optimization.
4459 (Optimize Options): Ditto. Also remove redundancy.
4461 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4463 PR translation/79848
4464 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
4465 "%qs".
4466 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
4467 to G_ to avoid double translation.
4469 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4471 PR translation/79923
4472 * auto-profile.c (get_combined_location): Convert leading
4473 character of diagnostics to lower case and remove trailing period.
4474 (read_profile): Likewise for various diagnostics.
4475 * config/arm/arm.c (arm_option_override): Remove trailing period
4476 from various diagnostics.
4477 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
4478 (msp430_expand_delay_cycles): Likewise.
4480 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4482 PR target/79925
4483 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
4484 full command-line argument, rather than just "str".
4485 (aarch64_validate_march): Likewise.
4486 (aarch64_validate_mtune): Likewise.
4488 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
4490 PR rtl-optimization/78911
4491 * lra-assigns.c (must_not_spill_p): New function.
4492 (spill_for): Use it.
4494 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4496 PR tree-optimization/79981
4497 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
4498 ATOMIC_COMPARE_EXCHANGE ifn result.
4499 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
4500 IFN_ATOMIC_COMPARE_EXCHANGE.
4502 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4504 PR driver/79875
4505 * opts.c (parse_sanitizer_options): Add missing question mark to
4506 "did you mean" message.
4508 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4510 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
4511 built-in.
4512 (VMULEUH_UNS): Likewise.
4513 (VMULOUB_UNS): Likewise.
4514 (VMULOUH_UNS): Likewise.
4515 * config/rs6000/rs6000.c (builtin_function_type): Remove
4516 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
4518 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4520 PR bootstrap/79952
4521 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4522 x with result of extra_parsing_for_operand_code_0.
4523 (function_reader::extra_parsing_for_operand_code_0): Convert
4524 return type from void to rtx, returning x. When reading
4525 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4526 larger size containing struct block_symbol.
4528 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4530 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4531 -mfloat128-hardware without -m64.
4533 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4535 PR target/79941
4536 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4537 entries to the case statement that marks unsigned arguments to
4538 overloaded functions.
4540 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4542 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
4543 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
4545 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
4547 PR target/79907
4548 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
4549 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
4551 2017-03-10 Martin Liska <mliska@suse.cz>
4553 PR target/65705
4554 PR target/69804
4555 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
4556 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
4557 FIELD != NULL.
4559 2017-03-10 Olivier Hainque <hainque@adacore.com>
4561 * tree-switch-conversion (array_value_type): Start by resetting
4562 candidate type to it's main variant.
4564 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4566 PR rtl-optimization/79909
4567 * combine.c (try_combine): Use simplify_replace_rtx on individual
4568 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
4569 of the whole CALL_INSN_FUNCTION_USAGE.
4571 PR tree-optimization/79972
4572 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
4573 get_range_info on SSA_NAMEs. Formatting fixes.
4575 2017-03-10 Richard Biener <rguenther@suse.de>
4576 Jakub Jelinek <jakub@redhat.com>
4578 PR tree-optimization/77975
4579 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
4580 edge to be constant.
4581 (get_val_for): For constant x return it. Formatting fix.
4582 (loop_niter_by_eval): Avoid pointless looping if the next iteration
4583 would use the same bases as the current one.
4585 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4587 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
4588 instead of vec_select for V1TImode.
4589 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
4590 longer needed.
4591 (VSX_LE_128): Add V1TI to this mode iterator.
4592 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
4593 (*vsx_le_perm_store_<mode>): Likewise.
4594 (pre-reload splitter for VSX stores): Likewise.
4595 (post-reload splitter for VSX stores): Likewise.
4596 (*vsx_xxpermdi2_le_<mode>): Likewise.
4597 (*vsx_lxvd2x2_le_<mode>): Likewise.
4598 (*vsx_stxvd2x2_le_<mode>): Likewise.
4600 2017-03-09 Michael Eager <eager@eagercon.com>
4602 Correct failures with --enable-checking=yes,rtl.
4604 * config/microblaze/microblaze.c (microblaze_expand_shift):
4605 Replace GET_CODE test with CONST_INT_P and INTVAL test with
4606 test for const0_rtx.
4607 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
4608 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
4610 2017-03-09 Richard Biener <rguenther@suse.de>
4612 PR tree-optimization/79977
4613 * graphite-scop-detection.c (scop_detection::merge_sese):
4614 Handle the case of extra exits to blocks dominating the entry.
4616 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
4618 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
4619 Document rdynamic.
4621 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
4623 PR rtl-optimization/79949
4624 * lra-constraints.c (process_alt_operands): Check memory when
4625 trying to predict a cycle. Print about the overall increase.
4627 2017-03-09 Richard Biener <rguenther@suse.de>
4629 PR middle-end/79971
4630 * gimple-expr.c (useless_type_conversion_p): Preserve
4631 TYPE_SATURATING for fixed-point types.
4633 2017-03-09 Richard Biener <rguenther@suse.de>
4635 PR ipa/79970
4636 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
4637 alignment of BLKmode params.
4639 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4641 PR target/79913
4642 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
4643 (VALL_NO_V2Q): Likewise.
4644 (VDQF_DF): Delete.
4645 * config/aarch64/aarch64-simd.md
4646 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
4647 iterator.
4648 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
4649 VALL_NO_V2Q mode iterator.
4650 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
4652 2017-03-09 Martin Liska <mliska@suse.cz>
4654 PR tree-optimization/79631
4655 * tree-chkp-opt.c (chkp_is_constant_addr): Call
4656 tree_int_cst_sign_bit just for INTEGER constants.
4658 2017-03-09 Martin Liska <mliska@suse.cz>
4660 PR target/65705
4661 PR target/69804
4662 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
4663 sanitizers.
4665 2017-03-09 Marek Polacek <polacek@redhat.com>
4667 PR c++/79672
4668 * tree.c (inchash::add_expr): Handle TREE_VEC.
4670 2017-03-09 Martin Liska <mliska@suse.cz>
4672 PR ipa/79764
4673 (chkp_narrow_size_and_offset): New function.
4674 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
4675 (void chkp_parse_bit_field_ref): New function.
4676 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
4677 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
4679 2017-03-09 Martin Liska <mliska@suse.cz>
4681 PR ipa/79761
4682 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
4683 (chkp_find_bounds_1): Remove gcc_unreachable.
4685 2017-03-09 Jakub Jelinek <jakub@redhat.com>
4687 PR sanitizer/79944
4688 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
4689 BUILT_IN_SYNC*, determine the access type from the size suffix and
4690 always build a MEM_REF with that type. Handle forgotten
4691 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
4693 PR target/79932
4694 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
4695 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
4696 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
4697 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
4698 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
4699 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
4700 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
4701 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
4702 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
4703 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
4704 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
4705 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
4706 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
4707 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
4708 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
4709 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
4710 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
4711 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
4712 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
4713 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
4714 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
4715 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
4716 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
4717 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
4718 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
4719 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
4720 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
4721 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
4722 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
4723 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
4724 definitions outside of __OPTIMIZE__ guarded section.
4726 PR target/79932
4727 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
4728 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
4729 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
4730 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
4731 guarded section.
4733 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4735 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
4736 ("vfenez<mode>"): Add missing constraints.
4738 2017-03-08 Martin Sebor <msebor@redhat.com>
4740 PR target/79928
4741 * config/nds32/nds32.c (nds32_option_override):
4742 Fix misspelled diagnostic.
4744 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4746 PR c/79940
4747 * gimplify.c (gimplify_omp_for): Replace index var in outer
4748 taskloop statement with an artificial variable and add
4749 OMP_CLAUSE_PRIVATE clause for it.
4751 2017-03-08 Richard Biener <rguenther@suse.de>
4753 PR tree-optimization/79955
4754 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4755 for accesses that are completely outside of the variable.
4757 2017-03-08 Andrew Haley <aph@redhat.com>
4759 PR tree-optimization/79943
4760 * tree-ssa-loop-split.c (compute_new_first_bound): When
4761 calculating the new upper bound, (END-BEG) should be added, not
4762 subtracted.
4764 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4766 * config/avr/avr.md (setmemhi): Make sure match_dup
4767 operand number comes before match_scratch.
4769 2017-03-08 Richard Biener <rguenther@suse.de>
4771 PR tree-optimization/79920
4772 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
4773 with ncopies == 1 to ...
4774 (vect_transform_slp_perm_load): ... here. Properly compute
4775 all element loads by iterating VF times over the group. Do
4776 not handle ncopies (computed in a broken way) in
4777 vect_create_mask_and_perm.
4779 2017-03-08 Jakub Jelinek <jakub@redhat.com>
4781 PR sanitizer/79904
4782 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
4783 is a uniform vector, use uniform_vector_p return value instead of
4784 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
4786 2017-03-07 Marek Polacek <polacek@redhat.com>
4788 PR middle-end/79809
4789 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
4790 (alloca_call_type): Likewise.
4792 2017-03-07 Martin Liska <mliska@suse.cz>
4794 * gcov.c (process_args): Put comment to correct location.
4796 2017-03-07 Martin Liska <mliska@suse.cz>
4798 PR middle-end/68270
4799 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
4800 Use array_at_struct_end_p instead of DECL_CHAIN (field).
4801 (chkp_narrow_bounds_for_field): Likewise.
4802 (chkp_parse_array_and_component_ref): Pass one more argument to
4803 call.
4805 2017-03-07 Richard Biener <rguenther@suse.de>
4807 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
4808 preheaders.
4810 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
4812 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
4813 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
4815 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4817 PR c/79855
4818 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
4819 to end of description.
4820 (PARAM_MAX_STORES_TO_MERGE): Likewise.
4822 2017-03-07 Jakub Jelinek <jakub@redhat.com>
4824 PR rtl-optimization/79901
4825 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
4826 ...
4827 (*avx512f_<code><mode>3<mask_name>): ... this.
4828 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
4829 iterator instead of VI8_AVX2_AVX512BW.
4831 PR rtl-optimization/79901
4832 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
4833 min/max expander, expand it using expand_vec_cond_expr.
4835 PR sanitizer/79897
4836 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
4837 temporary.
4839 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4841 PR c++/79821
4842 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
4843 to void * for PCH reasons.
4844 * dwarf2out.c (output_loc_operands, output_die): Cast
4845 v.val_vec.array to unsigned char *.
4847 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
4849 PR target/77850
4850 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
4851 vector types.
4853 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
4855 PR rtl-optimization/79571
4856 * lra-constraints.c (process_alt_operands): Calculate static
4857 reject and subtract it from overall when only addresses will be
4858 reloaded.
4860 2017-03-06 Julia Koval <julia.koval@intel.com>
4862 PR target/79793
4863 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
4864 incoming stack boundary to 128 for 64-bit targets.
4866 2017-03-06 Richard Biener <rguenther@suse.de>
4868 PR tree-optimization/79894
4869 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
4870 to NULL after folding it.
4872 2017-03-06 Richard Biener <rguenther@suse.de>
4874 PR tree-optimization/79824
4875 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4876 check disabling peeling for gaps.
4878 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4880 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4881 attributes): Document gettimeofday.
4883 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4885 * config/s390/s390.c (s390_option_override_internal): Set
4886 PARAM_MIN_VECT_LOOP_BOUND
4888 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4890 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4891 * config/s390/s390.md: Likewise.
4893 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4895 PR target/79812
4896 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4897 (<avx2_avx512>_perm<mode>): Rename to ...
4898 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4899 of VI8F_256_512.
4900 (<avx512>_perm<mode>_mask): Rename to ...
4901 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4902 of VI8F_256_512.
4903 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4904 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4905 instead of VI8F_256_512.
4906 (avx512f_perm<mode>): New define_expand.
4907 (avx512f_perm<mode>_mask): Likewise.
4908 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4909 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4911 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4913 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4914 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4915 if_then_else.
4916 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4918 2017-03-06 Martin Liska <mliska@suse.cz>
4920 PR sanitize/79783
4921 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4922 when having a SSA NAME w/o VAR_DECL assigned to it.
4924 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4926 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4927 msa_dpsub_<su>_d): Fix MODE for vec_select.
4929 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4931 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4932 argument.
4933 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4935 2017-03-06 Richard Biener <rguenther@suse.de>
4937 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4938 * plugin.c (register_plugin_info): Likewise.
4939 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4941 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4943 * config/i386/sse.md (sse_storehps, sse_storelps,
4944 avx_<castmode><avxsizesuffix>_<castmode>,
4945 avx512f_<castmode><avxsizesuffix>_<castmode>,
4946 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4947 in condition that at least one operand is not a MEM.
4949 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4951 PR middle-end/79805
4952 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4953 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4954 ECF_NOTHROW.
4955 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4956 gimple_call_nothrow_p flag based on whether original builtin can throw.
4957 If it can, emit following stmts on the fallthrough edge.
4958 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4959 don't create new bb if inserting just debug stmts on the edge, try to
4960 insert them on the fallthru bb or just reset debug stmts.
4962 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4964 PR target/43763
4965 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4966 restore recog_data (including the operand rtxes inside it) around
4967 the call to get_insn_template.
4969 2017-03-03 Martin Sebor <msebor@redhat.com>
4971 PR tree-optimization/79699
4972 * context.c (context::~context): Free MPFR caches to avoid
4973 a memory leak on program exit.
4975 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4977 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4978 Use wide_int::ulow () instead of .elt (0).
4980 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4983 (*pushxf): Limit oF constraint to 32bit targets and add oC
4984 constraint for 64bit targets.
4985 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4986 (*pushdf): Change rmF constraint to rmC.
4988 2017-03-03 Martin Liska <mliska@suse.cz>
4990 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4991 Remove unused variable.
4993 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4995 PR target/79807
4996 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4997 is a memory operand, increase num_memory.
4998 (ix86_expand_args_builtin): Likewise.
5000 2017-03-03 Jan Hubicka <jh@suse.cz>
5002 PR lto/79760
5003 * ipa-devirt.c (maybe_record_node): Properly handle
5004 __cxa_pure_virtual visibility.
5006 2017-03-03 Martin Liska <mliska@suse.cz>
5008 PR tree-optimization/79803
5009 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
5010 assert.
5011 (pass_loop_prefetch::execute): Disabled optimization if an
5012 assumption about L1 cache size is not met.
5014 2017-03-03 Martin Liska <mliska@suse.cz>
5016 PR rtl-optimization/79574
5017 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
5018 (hash_scan_set): Likewise.
5019 (dump_hash_table): Likewise.
5020 (hoist_code): Likewise.
5022 2017-03-03 Richard Biener <rguenther@suse.de>
5024 * fixed-value.c (fixed_from_string): Restore use of elt (1)
5025 in place of uhigh ().
5026 (fixed_convert_from_real): Likewise.
5028 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5030 PR target/79514
5031 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
5033 2017-03-03 Richard Biener <rguenther@suse.de>
5035 PR middle-end/79818
5036 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
5037 TYPE_OVERFLOW_UNDEFINED check.
5039 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5041 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
5042 numbers.
5043 (vector_ae_<mode>_p): Likewise.
5044 (vector_nez_<mode>_p): Likewise.
5045 (vector_ne_v2di_p): Likewise.
5046 (vector_ae_v2di_p): Likewise.
5047 (vector_ne_<mode>_p): Likewise.
5048 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
5049 numbers.
5050 (vsx_tsqrt<mode>2_fe): Likewise.
5052 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
5054 PR target/79514
5055 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
5057 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5059 PR rtl-optimization/79780
5060 * cprop.c (one_cprop_pass): When second and further conditional trap
5061 in a single basic block is turned into an unconditional trap, turn it
5062 into a deleted note to avoid RTL verification failures.
5064 2017-03-02 Richard Biener <rguenther@suse.de>
5066 * fold-const.c (const_binop): Use ulow () instead of elt (0).
5068 2017-03-02 Richard Biener <rguenther@suse.de>
5070 PR tree-optimization/79345
5071 PR c++/42000
5072 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
5073 param and abort the walk, returning -1 if it is hit.
5074 (walk_aliased_vdefs): Take a limit param and pass it on.
5075 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
5076 defaulting to 0 and return a signed int.
5077 * tree-ssa-uninit.c (struct check_defs_data): New struct.
5078 (check_defs): New helper.
5079 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
5080 about uninitialized memory.
5081 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
5082 bogus uninitialized warning.
5083 (fixed_convert_from_real): Likewise.
5085 2017-03-02 Bin Cheng <bin.cheng@arm.com>
5087 PR tree-optimization/66768
5088 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
5089 iv_use if base object can't be determined.
5091 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5093 PR tree-optimization/79345
5094 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
5095 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
5096 (get_pattern_stats): Initialize it.
5097 * genemit.c (gen_expand): Verify match_scratch numbers come after
5098 match_operand/match_dup numbers.
5099 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
5100 match_scratch numbers.
5101 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
5102 Likewise.
5103 * config/s390/s390.md (trunctdsd2): Likewise.
5105 2017-03-02 Richard Biener <rguenther@suse.de>
5107 * wide-int.h (wide_int_storage::operator=): Implement in terms
5108 of wi::copy.
5110 2017-03-02 Richard Biener <rguenther@suse.de>
5112 PR tree-optimization/79777
5113 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
5114 the to insert expression to sth existing.
5116 2017-03-01 Martin Sebor <msebor@redhat.com>
5118 PR middle-end/79692
5119 * gimple-ssa-sprintf.c
5120 (directive::known_width_and_precision): New function.
5121 (format_integer): Use it.
5122 (get_mpfr_format_length): Consider the full range of precision
5123 when computing %g output with the # flag. Set the likely byte
5124 count to 3 rather than 1 when precision is indeterminate.
5125 (format_floating): Correct the lower bound of precision.
5127 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5129 * doc/invoke.texi: Document default code model for 64-bit Linux.
5131 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5133 PR target/79752
5134 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
5135 udiv rather than div since input pattern is unsigned.
5137 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
5139 * config/i386/i386.c (print_reg): Warn for values of
5140 unsupported size in integer register.
5142 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5144 PR target/79439
5145 * config/rs6000/predicates.md (current_file_function_operand): Do
5146 not allow self calls to be local if the function is replaceable.
5148 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5150 PR target/79395
5151 * config/rs6000/altivec.h (vec_ctz and others): Change the
5152 preprocessor macro that controls conditional compilation from
5153 _ARCH_PWR9 to __POWER9_VECTOR__.
5154 (vec_all_ne): Change parameterization of __altivec_scalar_pred
5155 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
5156 control (instead of _ARCH_PWR9 control) so that template
5157 definition uses power9-specific function.
5158 (vec_any_eq): Likewise.
5159 (vec_all_ne): Change macro definition to use a power9-specific
5160 expansion under #ifdef __POWER9_VECTOR__ control (instead of
5161 _ARCH_PWR9 control).
5162 (vec_any_eq) Likewise.
5163 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
5164 expansion for CMPNEF to remove support for xvcmpnesp instruction.
5165 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
5166 support for xvcmpnedp instruction.
5167 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
5168 macro expansion so that Power9 implementation of vec_all_ne does
5169 not use the AltiVec predicate framework.
5170 (VCMPNEH_P): Likewise.
5171 (VCMPNEW_P): Likewise.
5172 (VCMPNED_P): Likewise.
5173 (VCMPNEFP_P): Likewise.
5174 (VCMPNEDP_P): Likewise.
5175 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
5176 implementation of vec_any_eq to not use AltiVec predicate
5177 framework.
5178 (VCMPAEH_P): Likewise.
5179 (VCMPAEW_P): Likewise.
5180 (VCMPAED_P): Likewise.
5181 (VCMPAEFP_P): Likewise.
5182 (VCMPAEDP_P): Likewise.
5183 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
5184 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
5185 not use the AltiVec predicate framework.
5186 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
5187 of vec_any_eq to not use AltiVec predicate framework.
5188 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
5189 support for predefined __POWER9_VECTOR__ macro to indicate that
5190 Power9 instruction selection is enabled.
5191 (altivec_overloaded_builtins): Remove extraneous
5192 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
5193 function argument types RS6000_BTI_bool_V16QI and
5194 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
5195 entry for overloaded function argument types RS6000_BTI_bool_V4SI
5196 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
5197 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
5198 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
5199 Power9 for implementations of vec_cmpne. Change the signature for
5200 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
5201 (representing vec_all_ne) to remove the previously described first
5202 argument of type RS6000_BTI_INTSI, as this was an artifact of
5203 reliance on the AltiVec predicate framework, which is no longer
5204 used in the implementation of these functions. Add
5205 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
5206 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
5207 since, unlike the AltiVec predicate framework implementation, we
5208 do not share function descriptors between vec_alle and vec_anyeq.
5209 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
5210 set of modes that receive special treatment even when
5211 TARGET_P9_VECTOR is true. The special treatment emits code that
5212 does not depend on Power9 instructions.
5213 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
5214 define_expand to not rely on AltiVec predicate framework.
5215 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5216 function.
5217 (vector_ne_v2di_p): Change this define_expand to not rely on
5218 AltiVec predicate framework.
5219 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
5220 function.
5221 (vector_ne_<mode>_p): Change this define_expand to not rely on
5222 AltiVec predicate framework.
5223 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5224 function.
5225 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
5226 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
5227 define_insn pattern.
5228 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
5229 define_insn pattern because the xvcmpne<VSs>. instruction is not
5230 supported.
5231 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
5232 instruction is not supported.
5234 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5236 * config/nvptx/nvptx.c: Include intl.h.
5238 2017-03-01 Martin Jambor <mjambor@suse.cz>
5240 PR lto/78140
5241 * ipa-prop.h (ipa_bits): Removed field known.
5242 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
5243 to pointers. Adjusted their comments to warn about their sharing.
5244 (ipcp_transformation_summary): Change bits to a vector of pointers.
5245 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
5246 (ipa_get_ipa_bits_for_value): Declare.
5247 * tree-vrp.h (value_range): Mark as GTY((for_user)).
5248 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
5249 (ipa_bits_hash_table): Likewise.
5250 (ipa_vr_ggc_hash_traits): Likewise.
5251 (ipa_vr_hash_table): Likewise.
5252 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
5253 being pointers and vr_known being removed.
5254 (ipa_set_jf_unknown): Likewise.
5255 (ipa_get_ipa_bits_for_value): New function.
5256 (ipa_set_jfunc_bits): Likewise.
5257 (ipa_get_value_range): New overloaded functions.
5258 (ipa_set_jfunc_vr): Likewise.
5259 (ipa_compute_jump_functions_for_edge): Use the above functions to
5260 construct bits and vr parts of jump functions.
5261 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
5262 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5263 exist.
5264 (ipcp_grow_transformations_if_necessary): Also allocate
5265 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5266 exist.
5267 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
5268 them. Fix too long lines.
5269 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
5270 vr_known being removed.
5271 (ipa_read_jump_function): Use new setter functions to construct bits
5272 and vr parts of jump functions or set them to NULL.
5273 (write_ipcp_transformation_info): Adjust for bits being pointers.
5274 (read_ipcp_transformation_info): Likewise.
5275 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
5276 space.
5277 Include gt-ipa-prop.h.
5278 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
5279 being pointers.
5280 (ipcp_store_bits_results): Likewise.
5281 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
5282 Do not write to existing jump functions but use a temporary instead.
5284 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5286 PR c++/79681
5287 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
5288 attempt to use its first operand as BIT_FIELD_REF base.
5290 2017-03-01 Richard Biener <rguenther@suse.de>
5292 PR middle-end/79721
5293 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
5294 interpolating formula in wrapping arithmetic.
5295 (chrec_apply): Convert chrec_evaluate return value to wanted type.
5297 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5299 PR tree-optimization/79734
5300 * tree-vect-generic.c (expand_vector_condition): Optimize
5301 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
5302 Handle VEC_COND_EXPR where comparison has different inner width from
5303 type's inner width.
5305 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
5307 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
5308 markup, and similar issues. Remove @opindex entries for things
5309 that aren't options. Add missing -mmpy-option entries.
5311 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5313 PR tree-optimization/79737
5314 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
5315 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
5316 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
5317 instead of byte_size. Formatting fix.
5318 (shift_bytes_in_array_right): Formatting fix.
5320 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
5322 PR target/79749
5323 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
5324 condition on optimize for the leaf function test.
5326 2017-02-28 Martin Liska <mliska@suse.cz>
5328 PR lto/79625
5329 * read-rtl-function.c (function_reader::handle_unknown_directive):
5330 Bail out when one uses -flto.
5332 2017-02-28 Martin Liska <mliska@suse.cz>
5334 * common.opt: Replace space with tabular for options of <number>
5335 type.
5336 * config/i386/i386.opt: Show <number> value for
5337 -mlarge-data-threshold.
5338 * opts.c (print_filtered_help): Do not display number in hexadecimal
5339 format.
5341 2017-02-28 Martin Liska <mliska@suse.cz>
5343 * common.opt: Fix --help=option -Q for options which are of
5344 an enum type.
5346 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
5348 * config/i386/i386.c (print_reg): Error out for values
5349 of 8-bit size in invalid integer register.
5351 2017-02-28 Martin Sebor <msebor@redhat.com>
5353 PR tree-optimization/79691
5354 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
5356 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5358 PR target/79729
5359 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
5360 gcc_unreachable with output_operand_lossage.
5362 2017-02-28 Richard Biener <rguenther@suse.de>
5364 PR tree-optimization/79740
5365 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
5366 inserts.
5367 (visit_nary_op): Insert the nary into the hashtable if we
5368 pattern-matched sth.
5369 * tree-ssa-pre.c (eliminate_insert): Robustify.
5371 2017-02-28 Richard Biener <rguenther@suse.de>
5373 PR middle-end/79731
5374 * fold-const.c (decode_field_reference): Reject out-of-bound
5375 accesses.
5377 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5379 * config/i386/i386.c: Include intl.h.
5380 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
5381 instead of just cond ? "..." : "...".
5382 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
5383 * coverage.c (read_counts_file): Likewise.
5384 * omp-offload.c: Include intl.h.
5385 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
5386 of just cond ? "..." : "...".
5387 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
5388 of just cond ? "..." : "...".
5390 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
5392 PR target/79742
5393 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
5394 entry, if present.
5395 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
5396 'tune for' CPU name.
5397 * config/arm/arm-cpu-data.h: Regenerated.
5399 2017-02-28 Richard Biener <rguenther@suse.de>
5401 PR tree-optimization/79732
5402 * tree-inline.c (expand_call_inline): Do not shadow var.
5404 2017-02-28 Richard Biener <rguenther@suse.de>
5406 PR tree-optimization/79723
5407 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
5408 address-space properly.
5410 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
5412 * doc/optinfo.texi (Optimization groups): Fix option used for
5413 OPTGROUP_ALL.
5414 * doc/invoke.texi (-fopt-info): Document "omp".
5415 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
5416 (OPTGROUP_ALL): Add OPTGROUP_OMP.
5417 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
5418 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
5419 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
5421 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
5422 all users.
5423 * dumpfile.c (optgroup_options): Instead of "openmp", associate
5424 OPTGROUP_OMP with "omp".
5426 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
5428 PR target/79544
5429 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
5430 for arithmetic shift of unsigned V2DI.
5432 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
5434 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
5435 arc/linux.h headers.
5436 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
5437 (LINK_SPEC): Likewise.
5438 (ARC_TLS_EXTRA_START_SPEC): Likewise.
5439 (EXTRA_SPECS): Likewise.
5440 (STARTFILE_SPEC): Likewise.
5441 (ENDFILE_SPEC): Likewise.
5442 (LIB_SPEC): Likewise.
5443 (TARGET_SDATA_DEFAULT): Likewise.
5444 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
5445 (MULTILIB_DEFAULTS): Likewise.
5446 (DWARF2_UNWIND_INFO): Likewise.
5447 * config/arc/big.h: New file.
5448 * config/arc/elf.h: Likewise.
5449 * config/arc/linux.h: Likewise.
5450 * config/arc/t-uClibc: Remove.
5452 2017-02-27 Bin Cheng <bin.cheng@arm.com>
5454 PR tree-optimization/77536
5455 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
5456 (tree_transform_and_unroll_loop): Use above function to compute the
5457 estimated niter of unrolled loop and use it when scaling profile.
5458 Also use count info rather than frequency if it's non-zero.
5459 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
5460 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
5461 (vect_transform_loop): Call above function.
5463 2017-02-27 Richard Biener <rguenther@suse.de>
5465 PR tree-optimization/45397
5466 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
5467 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
5468 (visit_nary_op): Add pattern matching for CSEing sign-changed
5469 or truncated operations with wider ones.
5471 2017-02-27 Richard Biener <rguenther@suse.de>
5473 PR tree-optimization/79690
5474 * tree-vect-stmts.c (vectorizable_store): Use vector type
5475 built from the DR with address-space.
5477 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
5479 * doc/invoke.texi (Optimize Options): Refine the description
5480 of asan-use-after-return.
5482 2017-02-25 Alan Modra <amodra@gmail.com>
5484 PR rtl-optimization/79584
5485 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
5486 base, not ad->base_term, the reg within base. Remove assertion
5487 that ad->base == ad->base_term. Replace gen_int_mode using
5488 bogus mode with const0_rtx.
5490 2017-02-25 Jakub Jelinek <jakub@redhat.com>
5492 PR middle-end/79396
5493 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
5494 FMA_EXPR like tcc_binary or tcc_unary.
5496 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
5498 PR debug/77589
5499 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
5500 bitfield.
5501 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
5502 (output_loc_operands): Handle DW_OP_call_ref and
5503 DW_OP_GNU_variable_value.
5504 (struct variable_value_struct): New type.
5505 (struct variable_value_hasher): Likewise.
5506 (variable_value_hash): New variable.
5507 (string_types): Remove.
5508 (copy_loc_descr): New function.
5509 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
5510 (prepend_loc_descr_to_each): New function.
5511 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
5512 instead of add_loc_descr_to_each if the first argument is single
5513 location list and the second has multiple.
5514 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
5515 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
5516 when looking for variable value which doesn't have other location info.
5517 (loc_list_from_tree): Formatting fix.
5518 (gen_array_type_die): Simplify DW_AT_string_length handling.
5519 (adjust_string_types): Remove.
5520 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5521 string_types. Call resolve_variable_values.
5522 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5523 (resolve_addr_in_expr): Likewise. Add A argument.
5524 (copy_deref_exprloc): Remove deref argument. Adjust for the
5525 original expression being DW_OP_GNU_variable_value with optionally
5526 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5527 optionally after it.
5528 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5529 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5530 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5531 (variable_value_hasher::hash, variable_value_hasher::equal): New
5532 methods.
5533 (resolve_variable_value_in_expr, resolve_variable_value,
5534 resolve_variable_values, note_variable_value_in_expr,
5535 note_variable_value): New functions.
5536 (dwarf2out_early_finish): Call note_variable_value on all toplevel
5537 DIEs.
5539 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5541 PR c/79677
5542 * opts.h (handle_generated_option): Add GENERATED_P argument.
5543 * opts-common.c (handle_option): Adjust function comment.
5544 (handle_generated_option): Add GENERATED_P argument, pass it to
5545 handle_option.
5546 (control_warning_option): Pass false to handle_generated_option
5547 GENERATED_P.
5548 * opts.c (maybe_default_option): Pass true to handle_generated_option
5549 GENERATED_P.
5550 * optc-gen.awk: Likewise.
5552 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5554 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
5555 a REG, look at the REG it is a SUBREG of.
5556 (splitter for cmpeqsi_t): Ditto.
5558 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5560 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
5561 the special USEs with the pattern of the insn, not the insn itself.
5563 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
5565 PR target/79473
5566 * doc/invoke.texi: Document -mload-store-pairs.
5568 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5569 Sandra Loosemore <sandra@codesourcery.com>
5571 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
5572 argument isn't a CONST_INT.
5573 (nios2_alternate_compare_const): Assert op is a CONST_INT.
5574 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
5575 (nios2_validate_compare): Bypass alternate compare logic if *op2
5576 is not a CONST_INT.
5577 (ldstwm_operation_p): Return false if first_base is not a REG or
5578 if first_offset is not a CONST_INT.
5580 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5582 * config/cris/cris.md: Use correct operand in a define_peephole2.
5584 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5586 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
5588 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
5590 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
5591 this_insn if it is an INSN or JUMP_INSN.
5592 (force_offsettable): Look at base, not at addr.
5593 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
5594 on things that aren't necessarily CONST_INTs.
5596 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
5598 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
5599 -mfpmath=sse is the default also for x86-32 targets with SSE2
5600 instruction set when @option{-ffast-math} is enabled
5602 2017-02-24 Jeff Law <law@redhat.com>
5604 PR rtl-optimizatoin/79286
5605 * ira.c (update_equiv_regs): Drop may_trap_p exception to
5606 dominance test.
5608 2017-02-24 Richard Biener <rguenther@suse.de>
5610 PR tree-optimization/79389
5611 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
5612 debug insns.
5614 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
5616 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
5617 function comment to reflect reality.
5618 (loop_exits_before_overflow): Fix typo in function description.
5620 2017-02-24 Richard Biener <rguenther@suse.de>
5622 PR tree-optimization/79389
5623 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
5624 properly that a threading opportunity exists. Detect conditional
5625 copy/constant propagation opportunities.
5627 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
5629 * config/visium/visium.md (type): Add trap.
5630 (b): New mode attribute.
5631 (*btst): Rename into...
5632 (*btst<mode>): ...this and adjust.
5633 (*cbranchsi4_btst_insn): Rename into...
5634 (*cbranch<mode>4_btst_insn): ...this and adjust.
5635 (trap): New define_insn.
5637 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5639 PR tree-optimization/79389
5640 * ifcvt.c (struct noce_if_info): Add rev_cond field.
5641 (noce_reversed_cond_code): New function.
5642 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
5643 reversed_comparison_code. Formatting fix.
5644 (noce_try_store_flag): Test rev_cond != NULL in addition to
5645 reversed_comparison_code.
5646 (noce_try_store_flag_constants): Likewise.
5647 (noce_try_store_flag_mask): Likewise.
5648 (noce_try_addcc): Use rev_cond if non-NULL instead of
5649 reversed_comparison_code.
5650 (noce_try_cmove_arith): Likewise. Formatting fixes.
5651 (noce_try_minmax, noce_try_abs): Clear rev_cond.
5652 (noce_find_if_block): Initialize rev_cond.
5653 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
5654 instead of false as last argument never attempt to reverse it
5655 afterwards.
5657 2017-02-23 Bin Cheng <bin.cheng@arm.com>
5659 PR tree-optimization/79663
5660 * tree-predcom.c (combine_chains): Process refs in reverse order
5661 only for ZERO length chains, and add explaining comment.
5663 2017-02-23 Jeff Law <law@redhat.com>
5665 PR tree-optimization/79578
5666 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
5667 in call to operand_equal_p.
5669 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
5671 PR target/71017
5672 * config/i386/cpuid.h: Fix another undefined behavior.
5674 2017-02-23 Richard Biener <rguenther@suse.de>
5676 PR tree-optimization/79683
5677 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
5678 vector types for data-refs.
5680 2017-02-23 Martin Liska <mliska@suse.cz>
5682 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
5684 2017-02-23 Jakub Jelinek <jakub@redhat.com>
5686 PR middle-end/79665
5687 * internal-fn.c (get_range_pos_neg): Moved to ...
5688 * tree.c (get_range_pos_neg): ... here. No longer static.
5689 * tree.h (get_range_pos_neg): New prototype.
5690 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
5691 are known to be in between 0 and signed maximum inclusive, try to
5692 expand both unsigned and signed divmod and use the cheaper one from
5693 those.
5695 2017-02-22 Jeff Law <law@redhat.com>
5697 PR tree-optimization/79578
5698 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
5699 to compare base operands.
5701 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
5703 PR target/79211
5704 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
5705 gpc_reg_operand instead of fpr_reg_operand.
5707 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
5709 * config/mips/mips.c (mips_return_in_memory): Force FP
5710 vector types to be returned in memory for o32 ABI.
5712 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5714 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
5715 instead of DW_TAG_member for static data member declarations and don't
5716 set no_linkage_name for static inline data members.
5717 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
5718 to DW_TAG_member.
5720 2017-02-22 Martin Liska <mliska@suse.cz>
5722 * doc/invoke.texi: Replace inequality signs with square brackets
5723 for -Wnormalized.
5725 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5727 PR tree-optimization/68644
5728 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
5730 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
5732 PR target/78660
5733 * lra-constraints.c (simplify_operand_subreg): Handle
5734 WORD_REGISTER_OPERATIONS targets.
5736 2017-02-22 Jakub Jelinek <jakub@redhat.com>
5738 PR target/70465
5739 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
5740 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
5741 elimination by swapping fld*.
5743 2017-02-22 Richard Biener <rguenther@suse.de>
5745 PR tree-optimization/79673
5746 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
5747 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
5748 irrelevant address-space qualifiers and avoiding a
5749 ADDR_SPACE_CONVERT_EXPR from fold_convert.
5751 2017-02-22 Richard Biener <rguenther@suse.de>
5753 PR tree-optimization/79666
5754 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
5755 to not symbolically negate if that may introduce undefined
5756 overflow.
5758 2017-02-22 Martin Liska <mliska@suse.cz>
5760 PR lto/79587
5761 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
5762 * data-streamer-out.c (streamer_write_gcov_count_stream):
5763 Likewise.
5764 * value-prof.c (stream_out_histogram_value): Make assert more
5765 precise based on type of counter.
5767 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
5769 PR target/79593
5770 * config/i386/i386.md (standard_x87sse_constant_load splitter):
5771 Use nonimmediate_operand instead of memory_operand for operand 1.
5772 (float-extend standard_x87sse_constant_load splitter): Ditto.
5774 2017-02-21 Jeff Law <law@redhat.com>
5776 PR tree-optimization/79621
5777 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
5778 blocks with edges to themselves.
5780 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5782 PR target/79633
5783 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
5784 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
5785 Use gimple_call_builtin_p.
5787 PR target/79570
5788 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
5789 on temporarily removed DEBUG_INSNs.
5791 PR tree-optimization/79649
5792 * tree-loop-distribution.c (classify_partition): Give up on
5793 non-generic address space loads/stores.
5795 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
5797 * doc/loop.texi (Loop manipulation): Remove nonexistent
5798 tree_ssa_loop_version from the documentation.
5799 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
5801 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5803 PR target/79494
5804 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
5805 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
5806 * config/rs6000/rs6000.c: Include except.h.
5807 (rs6000_expand_split_stack_prologue): Call
5808 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
5810 2017-02-21 Martin Jambor <mjambor@suse.cz>
5812 PR lto/79579
5813 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
5814 have been analyzed.
5816 2017-02-21 Martin Jambor <mjambor@suse.cz>
5818 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
5819 for backward compatibility only.
5820 * doc/invoke.texi (Option Summary): Remove all references to
5821 -fipa-cp-alignment.
5823 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
5825 PR target/78660
5826 Revert:
5827 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5829 * lra-constraints.c (curr_insn_transform): Handle
5830 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5832 2017-02-21 Martin Liska <mliska@suse.cz>
5834 * config/i386/i386.opt: Replace -masm-dialect with -masm.
5836 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
5838 PR translation/79638
5839 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
5841 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
5843 PR ada/67205
5844 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
5845 (arm_function_ok_for_sibcall): Return false for an indirect call by
5846 descriptor if all the argument registers are used.
5847 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
5848 alignment of the function.
5850 2017-02-21 Jakub Jelinek <jakub@redhat.com>
5852 PR tree-optimization/61441
5853 * simplify-rtx.c (simplify_const_unary_operation): For
5854 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
5855 the sNaN unmodified.
5857 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5859 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
5860 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
5861 instead of SYSTEM_HEADER_DIR.
5863 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
5864 Martin Liška <mliska@suse.cz>
5866 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5867 Fix typos and grammar, use active voice, and clarify.
5869 2017-02-20 Marek Polacek <polacek@redhat.com>
5871 PR middle-end/79537
5872 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5874 PR sanitizer/79558
5875 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5877 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5879 PR target/79568
5880 * config/i386/i386.c (ix86_expand_builtin): Handle
5881 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5882 ix86_builtins_isa[fcode].isa as a requirement of those
5883 flags and any other flag in the bitmask.
5884 (ix86_init_mmx_sse_builtins): Use 0 instead of
5885 ~OPTION_MASK_ISA_64BIT as mask.
5886 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5887 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5888 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5889 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5891 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5893 PR target/78012
5894 * lra-constraints.c (split_reg): Check requested split mode
5895 is supported by the register.
5897 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5899 * lra-constraints.c (simplify_operand_subreg): Remove early
5900 return false.
5902 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5904 PR target/78660
5905 * lra-constraints.c (curr_insn_transform): Tighten condition
5906 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5908 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5910 PR target/78660
5911 * lra-constraints.c (curr_insn_transform): Handle
5912 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5914 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5916 Revert:
5917 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5919 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5921 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5923 PR c++/69523
5924 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5925 description.
5927 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5929 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5930 for FMA_EXPR.
5932 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5934 * final.c (last_columnnum, override_columnnum): New variables.
5935 (final_start_function): Set last_columnnum, pass it to begin_prologue
5936 hook and pass 0 to dwarf2out_begin_prologue.
5937 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5938 to source_line debug hook.
5939 (notice_source_line): Compute last_columnnum and for debug_column_info
5940 return true on column changes.
5941 * debug.h (struct gcc_debug_hooks): Add column argument to
5942 source_line and begin_prologue hooks.
5943 (debug_nothing_int_charstar_int_bool): Remove prototype.
5944 (debug_nothing_int_int_charstar,
5945 debug_nothing_int_int_charstar_int_bool): New prototypes.
5946 (dwarf2out_begin_prologue): Add column argument.
5947 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5948 begin_prologue hooks.
5949 (debug_nothing_int_charstar_int_bool): Remove.
5950 (debug_nothing_int_int_charstar,
5951 debug_nothing_int_int_charstar_int_bool): New functions.
5952 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5953 through to dwarf2out_source_line.
5954 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5955 (dwarf2out_source_line): Add column argument, emit it if requested.
5956 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5957 arguments.
5958 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5959 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5960 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5961 through to dwarf2out_begin_prologue.
5962 (vmsdbgout_source_line): Add column argument, pass it through to
5963 dwarf2out_source_line.
5964 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5965 dbxout_source_line caller.
5966 (dbxout_source_line): Add column argument.
5968 * common.opt (gno-column-info, gcolumn-info): New options.
5969 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5970 (check_die): Also test for multiple DW_AT_decl_column attributes.
5971 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5972 DW_AT_decl_column if requested.
5973 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5974 if requested.
5975 (gen_variable_die): Likewise.
5976 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5977 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5979 PR target/79569
5980 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5981 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5982 (ix86_handle_option): Handle OPT_m3dnowa.
5983 * doc/invoke.texi (-m3dnowa): Document.
5984 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5985 -m3dnowa instead of -m3dnow -march=athlon.
5987 PR target/79559
5988 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5989 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5991 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5993 PR target/79261
5994 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5995 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5996 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5997 generator for vsx_xxpermdi_<mode>_be.
5998 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5999 force big-endian semantics.
6000 (vsx_xxpermdi_<mode>_be): New define_expand with same
6001 implementation as previous version of vsx_xxpermdi_<mode>.
6003 2017-02-17 Jakub Jelinek <jakub@redhat.com>
6005 PR tree-optimization/79327
6006 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
6007 variable, its initialization and use.
6009 2017-02-17 Julia Koval <julia.koval@intel.com>
6011 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
6012 (OPTION_MASK_ISA_PKU_UNSET): New.
6013 (ix86_handle_option): Handle -mrdpid.
6014 * config/i386/cpuid.h (bit_RDPID): New.
6015 * config/i386/driver-i386.c (host_detect_local_cpu):
6016 Detect RDPID feature.
6017 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
6018 * config/i386/i386-c.c (ix86_target_macros_internal):
6019 Handle RDPID flag.
6020 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
6021 (ix86_valid_target_attribute_inner_p): Add "rdpid".
6022 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
6023 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
6024 * config/i386/i386.md (define_insn "rdpid"): New.
6025 * config/i386/i386.opt Add -mrdpid.
6026 * config/i386/immintrin.h (_rdpid_u32): New.
6028 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
6030 PR rtl-optimization/79541
6031 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
6032 instead of transforming it into USE.
6034 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
6036 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
6037 If HONOR_SNANS (SFmode) force the input to a register.
6038 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
6039 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
6040 an frsp or similar insn.
6042 2017-02-17 Martin Liska <mliska@suse.cz>
6044 PR rtl-optimization/79577
6045 * params.def (selsched-max-sched-times): Increase minimum to 1.
6047 2017-02-17 Martin Liska <mliska@suse.cz>
6049 PR rtl-optimization/79574
6050 * gcse.c (want_to_gcse_p): Prevent integer overflow.
6052 2017-02-17 Martin Liska <mliska@suse.cz>
6054 PR tree-optimization/79529
6055 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
6056 ssa_defined_default_def_p to handle cases which are implicitly
6057 defined.
6058 * tree-ssa.c (ssa_defined_default_def_p): New function.
6059 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
6060 which are implicitly defined.
6061 * tree-ssa.h (ssa_defined_default_def_p): Declare.
6063 2017-02-17 Richard Biener <rguenther@suse.de>
6065 PR middle-end/79576
6066 * params.def (max-ssa-name-query-depth): Limit to 10.
6068 2017-02-17 Richard Biener <rguenther@suse.de>
6070 PR tree-optimization/79552
6071 * tree-ssa-structalias.c (visit_loadstore): Properly verify
6072 default defs.
6074 2017-02-17 Richard Biener <rguenther@suse.de>
6076 PR bootstrap/79567
6077 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
6079 2017-02-17 Marek Polacek <polacek@redhat.com>
6081 PR middle-end/79536
6082 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
6083 (fold_negate_expr): New wrapper.
6085 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
6087 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
6088 Correct terminology and de-emphasize pre-standard behavior.
6090 2017-02-16 Alan Modra <amodra@gmail.com>
6092 PR rtl-optimization/79286
6093 * ira.c (def_dominates_uses): New function.
6094 (update_equiv_regs): Don't create an equivalence for insns that
6095 may trap where the register def does not dominate the use.
6097 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
6099 PR rtl-optimization/78127
6100 * lra.c (lra): Call lra_eliminate before finish the loop after
6101 lra_constraint.
6103 2017-02-16 Richard Biener <rguenther@suse.de>
6105 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
6106 isl/isl_val.h.
6107 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
6108 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
6109 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
6110 (isl_val_int_from_wi): New function.
6111 (extract_affine_gmp): Rename to ...
6112 (extract_affine_wi): ... this, take a widest_int.
6113 (extract_affine_int): Just wrap extract_affine_wi.
6114 (add_param_constraints): Use isl_val_int_from_wi.
6115 (add_loop_constraints): Likewise, and extract_affine_wi.
6117 2017-02-15 Jeff Law <law@redhat.com>
6119 PR middle-end/79521
6120 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
6121 ira_init_register_move_cost_if_necessary.
6123 2017-02-15 Martin Sebor <msebor@redhat.com>
6125 PR middle-end/32003
6126 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
6127 removed in a prior commit.
6129 2017-02-15 Bin Cheng <bin.cheng@arm.com>
6131 PR tree-optimization/79347
6132 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
6133 counters during peeling.
6135 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
6137 * Makefile.in (site.exp): Remove "set ISLVER".
6139 2017-02-15 Jakub Jelinek <jakub@redhat.com>
6141 PR target/79487
6142 * real.c (real_from_integer): Call real_convert even for decimal.
6144 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6146 PR target/79421
6147 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6149 2017-02-14 Andrew Pinski <apinski@cavium.com>
6151 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
6152 cores and change the partno/implementer to be correct.
6153 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
6154 the 'B" as the implementer.
6155 * config/aarch64/aarch64-tune.md: Regenerate.
6157 2017-02-14 Carl Love <cel@us.ibm.com>
6159 * config/rs6000/rs6000.c: Add case statement entry to make the
6160 xvcvuxdsp built-in argument unsigned.
6161 * config/rs6000/vsx.md: Fix the source and return operand types so they
6162 match the instruction definitions from the ISA document. Fix typo
6163 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
6164 statement.
6166 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
6168 PR target/79282
6169 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
6170 member early_clobber_alts.
6171 * lra-lives.c (reg_early_clobber_p): New.
6172 (process_bb_lives): Use it.
6173 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
6174 (debug_operand_data): Initialize early_clobber_alts.
6175 (setup_operand_alternative): Set up early_clobber_alts.
6176 (collect_non_operand_hard_regs): Ditto. Pass early clobber
6177 alternatives to new_insn_reg.
6178 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
6179 it.
6180 (lra_update_insn_regno_info): Pass the new arg.
6182 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6184 PR middle-end/79505
6185 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
6186 (new_oacc_loop_raw): Don't clear already cleared fields.
6188 PR target/79481
6189 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
6190 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
6191 _mm512_prefetch_i64gather_ps): New inline functions and macros.
6193 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
6195 PR target/79495
6196 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
6198 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
6200 PR target/79498
6201 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
6202 the extra instruction to the right place to store 128-bit constant
6203 when needed.
6205 2017-02-14 Martin Sebor <msebor@redhat.com>
6207 PR middle-end/79448
6208 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
6209 warning for strings of unknown length.
6211 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
6213 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
6215 2017-02-14 Jeff Law <law@redhat.com>
6217 PR target/79404
6218 * ira-costs.c (scan_one_insn): Initialize register move costs
6219 for pseudos seen in USE/CLOBBER insns.
6221 PR tree-optimization/79095
6222 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
6223 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
6224 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
6225 if the operands are known to be not equal, then the resulting range
6226 is ~[0,0].
6227 (intersect_ranges): If the new range is ~[0,0] and the old range is
6228 wide, then prefer ~[0,0].
6229 * tree-vrp.c (overflow_comparison_p_1): New function.
6230 (overflow_comparison_p): New function.
6231 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
6232 if NAME is used in an overflow test.
6233 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
6234 overflow check that can be expressed as an equality test, then adjust
6235 ops to be that equality test.
6237 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6239 * config/s390/s390-builtin-types.def: Remove flags argument.
6240 * config/s390/s390.c (s390_init_builtins): Likewise.
6242 2017-02-14 Martin Liska <mliska@suse.cz>
6244 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
6245 vector. Fix trailing white spaces.
6247 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
6249 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
6250 HFmode.
6252 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6254 PR rtl-optimization/68664
6255 * config/arm/arm.c (arm_sched_can_speculate_insn):
6256 New function. Declare prototype.
6257 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6259 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6261 PR rtl-optimization/68664
6262 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
6263 New function.
6264 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6266 2017-02-14 Amit Pawar <amit.pawar@amd.com>
6268 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
6269 max skip bytes for function, loop and jump.
6271 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6273 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
6274 ABS_EXPR for gimple dump.
6276 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6278 PR target/79462
6279 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
6281 PR tree-optimization/79408
6282 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
6283 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
6284 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
6285 also if rhs1 is INTEGER_CST.
6287 2017-02-14 Richard Biener <rguenther@suse.de>
6289 PR middle-end/79432
6290 * tree-into-ssa.c (insert_phi_nodes): When the function can
6291 have abnormal edges rewrite SSA names with broken use-def
6292 dominance out of SSA and register them for PHI insertion.
6294 2017-02-13 Martin Sebor <msebor@redhat.com>
6296 PR middle-end/79496
6297 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
6298 clearing info.nowrite flag when snprintf size argument is a range.
6300 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6302 * cprop.c (cprop_jump): Add missing space in string literal.
6303 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
6304 (get_constraint_for_component_ref): Likewise.
6305 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
6306 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
6307 * lra-constraints.c (process_alt_operands): Likewise.
6308 * ipa-inline.c (inline_small_functions): Likewise.
6309 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
6310 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
6311 * trans-mem.c (diagnose_tm_1_op): Likewise.
6312 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
6313 (grid_parallel_clauses_gridifiable): Likewise.
6315 * config/nvptx/mkoffload.c (process): Add space in between
6316 , and %d.
6318 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
6319 "MOD4_SSE_REGS" and "ALL_REGS".
6321 * spellcheck.c (test_data): Add , in between "foo" and "food".
6323 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6325 PR target/79449
6326 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
6327 boundary crossing check and subsequent code generation agree.
6329 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6331 * config/aarch64/aarch64.c (has_memory_op): Delete.
6332 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
6333 has_memory_op.
6335 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6337 PR rtl-optimization/79388
6338 PR rtl-optimization/79450
6339 * combine.c (distribute_notes): When removing TEM_INSN for which
6340 corresponding dest has last value recorded, invalidate that last
6341 value.
6343 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6345 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
6346 of explicit '@'. Add missing assembly comment marker on branch costs
6347 printout.
6349 2017-02-13 Nathan Sidwell <nathan@acm.org>
6351 * gengtype-lex.l (<in_struct>): Add '/'.
6353 2017-02-13 Martin Liska <mliska@suse.cz>
6355 PR c/79471
6356 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
6358 2017-02-13 Richard Biener <rguenther@suse.de>
6360 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
6361 Remove.
6362 * configure: Re-generate.
6363 * config.in: Likewise.
6364 * graphite-dependences.c: Simplify as if
6365 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
6366 * graphite-isl-ast-to-gimple.c: Likewise.
6367 * graphite-optimize-isl.c: Likewise.
6368 * graphite-poly.c: Likewise.
6369 * graphite-sese-to-poly.c: Likewise.
6370 * graphite.h: Likewise.
6371 * toplev.c: Include isl/version.h and use isl_version () for
6372 printing the ISL version.
6373 * doc/install.texi: Update ISL requirement.
6375 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6377 * doc/standards.texi (Standards): Update reference to
6378 Objective-C 2.0.
6380 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6382 * doc/extend.texi (Named Address Spaces): sourceware.org now
6383 defaults to https.
6384 * doc/install.texi (Binaries): Ditto.
6385 (Specific): Ditto.
6387 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6389 * doc/cpp.texi: Replace "stringify"/"stringification" with C
6390 standard terminology "stringize"/"stringizing" throughout.
6391 * doc/cppinternals.texi: Likewise.
6393 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6395 * doc/extend.texi: Fix some spelling mistakes and typos.
6396 * doc/invoke.texi: Likewise.
6398 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6400 PR ipa/79224
6401 * params.def (inline-min-speedup) Change from 10 to 8.
6403 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6405 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
6406 4.5.
6408 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6410 PR ipa/79224
6411 * ipa-inline-analysis.c (get_minimal_bb): New function.
6412 (record_modified): Use it.
6413 (remap_edge_change_prob): Handle also ancestor functions.
6415 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
6417 * doc/contrib.texi (Contributors): Remove broken link into
6418 the Mauve CVS repository.
6420 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6422 PR middle-end/79454
6423 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
6424 result computation whenever lhs doesn't have vector mode, not
6425 just when it has BLKmode.
6427 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6429 * doc/makefile.texi (profiledbootstrap): Refer to the
6430 installation instructions only in textual form.
6432 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6434 PR target/79295
6435 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
6437 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6439 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
6440 (Specific): Update mingw-w64 reference.
6441 (Binaries): Ditto.
6442 (Specific): Remove broken link to Renesas RX processor.
6444 2017-02-10 Richard Biener <rguenther@suse.de>
6446 * toplev.c (process_options): Do not mention obsolete graphite
6447 options when printing sorry message about missing graphite support.
6448 Mention -floop-nest-optimize.
6450 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
6452 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
6453 (vtst_p16): Likewise.
6454 (vtstq_p8): Likewise.
6455 (vtstq_p16): Likewise.
6456 (vtst_p64): New.
6457 (vtstq_p64): Likewise.
6458 * config/arm/arm_neon.h (vgetq_lane_p64): New.
6459 (vset_lane_p64): New.
6460 (vsetq_lane_p64): New.
6462 2017-02-10 Jakub Jelinek <jakub@redhat.com>
6464 PR tree-optimization/79411
6465 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
6466 stmt operands are SSA_NAMEs used in abnormal phis.
6467 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
6468 phis.
6470 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6472 PR ipa/70795
6473 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
6474 flag if needed.
6476 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6478 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
6480 2017-02-09 Jakub Jelinek <jakub@redhat.com>
6482 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
6483 to avoid warning.
6485 PR c/79413
6486 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
6487 not arbitrary TREE_CONSTANT.
6489 PR c/79431
6490 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
6491 "omp declare target link" attribute unless is_global_var.
6492 * omp-offload.c (find_link_var_op): Likewise.
6494 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
6495 Chung-Lin Tang <cltang@codesourcery.com>
6497 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
6498 OMP_CLAUSE_TILE.
6499 (gimplify_adjust_omp_clauses): Don't delete TILE.
6500 (gimplify_omp_for): Deal with TILE.
6501 * internal-fn.c (expand_GOACC_TILE): New function.
6502 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
6503 (GOACC_TILE): New.
6504 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
6505 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
6506 element fields.
6507 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
6508 avoid DIV for outermost collapse var.
6509 (expand_oacc_for): Insert tile element loop as needed. Adjust.
6510 Remove out of date comments, fix whitespace.
6511 * omp-general.c (omp_extract_for_data): Deal with tiling.
6512 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
6513 adjust OLF_DIM_BASE value.
6514 (struct omp_for_data): Add tiling field.
6515 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
6516 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
6517 for auto loops. Remove default auto determining, moved to
6518 oacc_loop_fixed_partitions.
6519 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6520 stmts, add e_mask field.
6521 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6522 (oacc_thread_numbers): Use oacc_dim_call.
6523 (oacc_xform_tile): New.
6524 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6525 (finish_oacc_loop): Adjust for ifns vector.
6526 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6527 add case for GOACC_TILE fns.
6528 (oacc_loop_xform_loop): Delete.
6529 (oacc_loop_process): Iterate over call list directly, and add
6530 handling for GOACC_TILE fns.
6531 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6532 dump partitioning.
6533 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6534 vector partitioning to outer loops. Assign 2 partitions to loops
6535 when available. Add TILE handling.
6536 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6537 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
6538 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
6539 * tree.c (omp_clause_num_ops): Adjust TILE ops.
6540 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
6542 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
6544 * configure.ac (ACX_BUGURL): Update.
6545 * configure: Regenerate.
6547 2017-02-09 Richard Biener <rguenther@suse.de>
6549 PR tree-optimization/69823
6550 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
6551 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
6553 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6555 * config/arc/arc-c.def: Add __NPS400__ definition.
6556 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
6557 (TARGET_NPS400): Define.
6559 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
6561 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
6562 file.
6563 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
6564 pointer, arch_info.
6565 (arc_cpu_types): Fill the arch_info field with a pointer into the
6566 arc_arch_types table.
6567 (arc_selected_cpu): Declare.
6568 * config/arc/arc.c (arc_selected_cpu): Make global.
6569 (arc_selected_arch): Delete.
6570 (arc_base_cpu): Delete.
6571 (arc_override_options): Remove references to deleted variables,
6572 update access to arch information.
6573 (ARC_OPT): Update access to arch information.
6574 (ARC_OPTX): Likewise.
6575 * config/arc/arc.h (arc_base_cpu): Remove declaration.
6576 (TARGET_ARC600): Update access to arch information.
6577 (TARGET_ARC601): Likewise.
6578 (TARGET_ARC700): Likewise.
6579 (TARGET_EM): Likewise.
6580 (TARGET_HS): Likewise.
6581 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
6582 information.
6584 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
6586 PR target/78604
6587 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
6588 condition/operands for integer GE/LE/GEU/LEU operations.
6590 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
6592 PR translation/79397
6593 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
6594 of AltiVec.
6596 2017-02-08 Martin Jambor <mjambor@suse.cz>
6598 PR ipa/79375
6599 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
6600 whether allocation happened.
6601 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
6602 nothing was allocated.
6604 2017-02-08 Jakub Jelinek <jakub@redhat.com>
6606 PR tree-optimization/79408
6607 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
6608 constant, but SSA_NAME with a known integer range, use the minimum
6609 of that range instead of op1 to determine if modulo can be replaced
6610 with its first operand.
6612 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6614 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
6616 2017-02-08 Richard Biener <rguenther@suse.de>
6618 PR tree-optimization/71824
6619 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6620 Check all loops contained in the merged region.
6622 2017-02-07 Andrew Pinski <apinski@cavium.com>
6624 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
6626 2017-02-07 Andrew Pinski <apinski@cavium.com>
6628 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
6629 (thunderxt88): Likewise.
6630 (thunderxt81): Disable LSE and change v8.1 to v8.
6631 (thunderxt83): Likewise.
6633 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6634 Richard Biener <rguenther@suse.de>
6636 PR middle-end/79399
6637 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
6638 type from int to size_t.
6639 * ira-costs.c (struct_costs_size): Change type from int to size_t.
6641 2017-02-07 Jakub Jelinek <jakub@redhat.com>
6643 PR rtl-optimization/79386
6644 * cprop.c (bypass_conditional_jumps): Initialize
6645 bypass_last_basic_block already before splitting bbs after
6646 unconditional traps...
6647 (bypass_conditional_jumps): ... rather than here.
6649 PR target/79299
6650 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
6651 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
6652 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
6653 fix -masm=intel patterns.
6655 2017-02-07 Richard Biener <rguenther@suse.de>
6657 PR tree-optimization/79256
6658 PR middle-end/79278
6659 * builtins.c (get_object_alignment_2): Use min_align_of_type
6660 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
6661 and ADJUST_FIELD_ALIGN.
6663 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
6664 type parameter.
6665 * doc/tm.texi: Regenerate.
6666 * stor-layout.c (layout_decl): Adjust.
6667 (update_alignment_for_field): Likewise.
6668 (place_field): Likewise.
6669 (min_align_of_type): Likewise.
6670 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
6671 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
6672 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
6673 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
6674 * config/frv/frv.c (frv_adjust_field_align): Likewise.
6675 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
6676 * config/i386/i386.c (x86_field_alignment): Likewise.
6677 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6678 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
6679 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
6680 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6681 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
6682 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
6683 Likewise.
6685 Revert
6686 2017-01-30 Richard Biener <rguenther@suse.de>
6688 PR tree-optimization/79256
6689 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6690 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6691 alignment on TYPE.
6693 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
6695 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
6696 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
6697 builtins to SImode and emit a zero-extend, if necessary.
6699 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6701 * docs/invoke.texi (RISC-V Options): Alphabetize.
6703 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6705 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
6706 options.
6708 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
6710 * config/riscv/riscv.c: New file.
6711 * gcc/common/config/riscv/riscv-common.c: Likewise.
6712 * config.gcc: Likewise.
6713 * config/riscv/constraints.md: Likewise.
6714 * config/riscv/elf.h: Likewise.
6715 * config/riscv/generic.md: Likewise.
6716 * config/riscv/linux.h: Likewise.
6717 * config/riscv/multilib-generator: Likewise.
6718 * config/riscv/peephole.md: Likewise.
6719 * config/riscv/pic.md: Likewise.
6720 * config/riscv/predicates.md: Likewise.
6721 * config/riscv/riscv-builtins.c: Likewise.
6722 * config/riscv/riscv-c.c: Likewise.
6723 * config/riscv/riscv-ftypes.def: Likewise.
6724 * config/riscv/riscv-modes.def: Likewise.
6725 * config/riscv/riscv-opts.h: Likewise.
6726 * config/riscv/riscv-protos.h: Likewise.
6727 * config/riscv/riscv.h: Likewise.
6728 * config/riscv/riscv.md: Likewise.
6729 * config/riscv/riscv.opt: Likewise.
6730 * config/riscv/sync.md: Likewise.
6731 * config/riscv/t-elf-multilib: Likewise.
6732 * config/riscv/t-linux: Likewise.
6733 * config/riscv/t-linux-multilib: Likewise.
6734 * config/riscv/t-riscv: Likewise.
6735 * configure.ac: Likewise.
6736 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
6737 Waterman as RISC-V maintainers.
6738 * doc/install.texi: Add RISC-V entries.
6739 * doc/invoke.texi: Add RISC-V options section.
6740 * doc/md.texi: Add RISC-V constraints section.
6741 * configure: Regenerated.
6743 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6745 PR target/66144
6746 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
6747 false values to be constant vectors with all 0 or all 1 bits set.
6748 (vcondu<mode><mode>): Likewise.
6749 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
6750 predicate.
6751 (fpmask_comparison_operator): Update comment.
6752 (vecint_comparison_operator): New predicate.
6753 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
6754 vector conditionals when the true and false values are constant
6755 vectors with all 0 bits or all 1 bits set.
6757 2017-02-06 Martin Sebor <msebor@redhat.com>
6759 PR tree-optimization/79376
6760 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
6762 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
6764 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
6765 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
6766 to simplify split condition.
6768 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6770 * omp-expand.c (oxpand_omp_atomic_fetch_op,
6771 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
6772 false.
6774 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
6776 PR rtl-optimization/68664
6777 * target.def (can_speculate_insn): New hook.
6778 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
6779 * doc/tm.texi: Regenerate.
6780 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
6781 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
6782 (rs6000_sched_can_speculate_insn): New function.
6784 2017-02-06 Jakub Jelinek <jakub@redhat.com>
6786 PR tree-optimization/79284
6787 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
6788 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
6789 vectorizable_mask_load_store, vectorizable_operation,
6790 vect_is_simple_cond, get_same_sized_vectype): Use it instead
6791 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
6792 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
6793 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
6794 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
6795 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6796 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
6797 is_gimple_assign (stmt). Replace another such test with
6798 is_gimple_assign (stmt).
6800 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6802 PR target/78883
6803 * config/avr/avr.c (rtl-iter.h): Include it.
6804 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
6805 (avr_legitimate_combined_insn): ...and implementation.
6807 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
6809 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
6810 * config/s390/s390.c (s390_const_operand_ok)
6811 (s390_canonicalize_comparison, s390_extract_part)
6812 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
6813 (s390_contiguous_bitmask_p, s390_rtx_costs)
6814 (legitimize_pic_address): Likewise.
6815 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
6816 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
6817 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
6818 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
6819 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
6821 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
6823 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
6824 REGNO($0) == REGNO($1).
6826 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6828 * config/s390/linux.h(SIZE_TYPE): Add comment.
6830 2017-02-06 Julian Brown <julian@codesourcery.com>
6831 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6832 Virendra Pathak <virendra.pathak@broadcom.com>
6834 * config/aarch64/aarch64-cores.def: Change the scheduler
6835 to Thunderx2t99.
6836 * config/aarch64/aarch64.md: Include thunderx2t99.md.
6837 * config/aarch64/thunderx2t99.md: New file.
6839 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6841 * doc/standards.texi (Go Language): Update link to language
6842 standard.
6844 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6846 * tree-eh.c (lower_resx): Sanitize profile.
6847 (cleanup_empty_eh_move_lp): Likewise.
6849 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
6851 PR tree-ssa/79347
6852 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
6853 ELSE_PROB.
6854 * cfgloopmanip.h (loop_version): Update prototype.
6855 * modulo-sched.c (sms_schedule): Update call of loop_version.
6856 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
6857 * tree-parloops.c (gen_parallel_loop): Likewise.
6858 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6859 * tree-ssa-loop-split.c (split_loop): Likewise.
6860 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
6861 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
6863 2017-02-05 Martin Liska <mliska@suse.cz>
6865 PR bootstrap/78985
6866 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
6867 variable to NULL.
6868 (print_operand_address): Initialize a struct to zero.
6870 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6872 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6873 garbage collector only in textual form.
6875 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6877 * doc/extend.texi (x86 specific memory model extensions for
6878 transactional memory): Simplify a phrase.
6880 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6882 PR target/79353
6883 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6884 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6885 (atomic_storedi_1): Likewise.
6887 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6889 PR tree-optimization/79338
6890 * tree-parloops.c (gather_scalar_reductions): Don't call
6891 vect_analyze_loop_form for loop->inner before destroying loop's
6892 loop_vinfo.
6894 2017-02-03 Martin Sebor <msebor@redhat.com>
6896 PR tree-optimization/79327
6897 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6898 when precision has resulted in leading zeros.
6899 (format_integer): Adjust the likely counter to assume an unknown
6900 argument that may be zero is non-zero.
6902 2017-02-03 Jason Merrill <jason@redhat.com>
6904 PR c++/78689
6905 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6906 avoid copying non-taken branch.
6908 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6910 PR tree-optimization/79340
6911 * tree-vect-loop.c (vectorizable_reduction): Release
6912 vec_defs elements after safe_splicing them into other vectors.
6913 Formatting fixes.
6915 PR tree-optimization/79327
6916 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6917 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6918 dirtype.
6919 (format_integer): Use wide_int_to_tree instead of build_int_cst
6920 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6921 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6922 of shortest and longest sequence.
6924 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6926 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6927 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6929 2017-02-03 Walter Lee <walt@tilera.com>
6931 PR target/78862
6932 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6933 after initial stackframe link reg save.
6934 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6936 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6938 PR target/79354
6939 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6940 wu for stxssp alternative.
6942 2017-02-03 Martin Sebor <msebor@redhat.com>
6944 PR tree-optimization/79352
6945 * gimple-fold.c (get_range_strlen): Add argument.
6946 (get_range_strlen): Change return type to bool.
6947 (get_maxval_strlen): Pass in a dummy argument.
6948 * gimple-fold.h (get_range_strlen): Change return type to bool.
6949 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6950 * tree.h (array_at_struct_end_p): Add argument.
6951 * tree.c (array_at_struct_end_p): Handle it.
6953 2017-02-03 Martin Liska <mliska@suse.cz>
6955 PR lto/66295
6956 * multiple_target.c (create_dispatcher_calls): Redirect edge
6957 from a caller of a dispatcher.
6958 (expand_target_clones): Make the clones local.
6959 (ipa_target_clone): Do both target clones and resolvers.
6960 (ipa_dispatcher_calls): Remove the pass.
6961 (pass_dispatcher_calls::gate): Likewise.
6962 (make_pass_dispatcher_calls): Likewise.
6963 * passes.def (pass_target_clone): Put as very first IPA early
6964 pass.
6966 2017-02-03 Martin Liska <mliska@suse.cz>
6968 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6969 in case of a function with ifunc attribute.
6971 2017-02-03 Martin Liska <mliska@suse.cz>
6973 * cgraph.c (cgraph_node::dump): Dump function version info.
6974 * symtab.c (symtab_node::dump_base): Add missing new line.
6976 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6978 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6979 (ifcombine_ifandif): Use it.
6981 2017-02-03 Martin Liska <mliska@suse.cz>
6983 * doc/invoke.texi: Document default value for
6984 use-after-scope-direct-emission-threshold.
6986 2017-02-03 Martin Liska <mliska@suse.cz>
6988 PR tree-optimization/79339
6989 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6990 (format_floating): Likewise.
6992 2017-02-03 Martin Liska <mliska@suse.cz>
6994 PR ipa/79337
6995 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6996 implementation.
6997 (ipa_node_params_t::remove): Likewise.
6998 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6999 initialization from removed ipa_node_params_t::insert.
7000 (ipa_node_params::~ipa_node_params): Move from removed
7001 ipa_node_params_t::release.
7002 * symbol-summary.h (symbol_summary::m_released): New member.
7003 Do not release a summary twice. Do not allow to call finalizer
7004 for types of a summary that live in GGC memory.
7006 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7008 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
7009 cmp_branch fusion.
7011 2017-02-02 Martin Sebor <msebor@redhat.com>
7013 PR middle-end/79275
7014 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
7015 (format_string): Tighten up the range of output for non-constant
7016 strings and correct the expected range for wide non-constant strings.
7018 2017-02-02 Martin Sebor <msebor@redhat.com>
7020 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
7022 PR middle-end/32003
7023 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
7024 index.
7025 (-fdump-tree-@var): Add to index and document how to come up
7026 with pass-specific option and dump file names.
7027 (-fdump-passes): Clarify where to look for output.
7029 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7031 PR middle-end/77445
7032 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
7033 statistics of the analyzed path; allow threading for speed when
7034 any of BBs along the path are optimized for speed.
7036 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
7038 PR middle-end/78468
7039 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
7040 settings of the virtual registers.
7042 Revert again
7043 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7045 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7046 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7047 needed.
7049 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7051 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
7052 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
7054 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7056 * config/s390/s390.md: Add missing comments with the expanded
7057 mnemonics.
7058 * config/s390/vector.md: Likewise.
7059 * config/s390/vx-builtins.md: Likewise.
7061 2017-02-02 Jakub Jelinek <jakub@redhat.com>
7063 PR target/79197
7064 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
7065 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
7066 conditions on a single line.
7068 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7070 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7071 __S390_VX__ to __VX__.
7073 2017-02-01 Andrew Pinski <apinski@cavium.com>
7075 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
7076 stmt_info to record_stmt_cost.
7077 (vect_get_known_peeling_cost): Pass stmt_info if known to
7078 record_stmt_cost.
7079 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
7080 cpu_vector_cost field into
7081 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
7082 field into vec_int_stmt_cost and vec_fp_stmt_cost.
7083 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
7084 splitting of scalar_stmt_cost and vec_stmt_cost.
7085 (thunderx_vector_cost): Likewise.
7086 (cortexa57_vector_cost): LIkewise.
7087 (exynosm1_vector_cost): Likewise.
7088 (xgene1_vector_cost): Likewise.
7089 (thunderx2t99_vector_cost): Improve after the splitting of the two
7090 fields.
7091 (aarch64_builtin_vectorization_cost): Update for the splitting of
7092 scalar_stmt_cost and vec_stmt_cost.
7094 2017-02-01 Torvald Riegel <triegel@redhat.com>
7095 Richard Henderson <rth@redhat.com>
7097 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
7098 conditional on existance of a fast atomic load.
7099 * optabs-query.c (can_atomic_load_p): New function.
7100 * optabs-query.h (can_atomic_load_p): Declare it.
7101 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
7102 no fast atomic load is available for the particular size of access.
7103 (expand_atomic_compare_and_swap): Likewise.
7104 (expand_atomic_load): Likewise.
7105 (expand_atomic_store): Likewise.
7106 (expand_atomic_fetch_op): Likewise.
7107 * testsuite/lib/target-supports.exp
7108 (check_effective_target_sync_int_128): Remove x86 because it provides
7109 no fast atomic load.
7110 (check_effective_target_sync_int_128_runtime): Likewise.
7112 2017-02-01 Richard Biener <rguenther@suse.de>
7114 * graphite.c: Include tree-vectorizer.h for find_loop_location.
7115 (graphite_transform_loops): Provide opt-info for optimized nests.
7116 * tree-parloop.c (parallelize_loops): Provide opt-info for
7117 parallelized loops.
7119 2017-02-01 Richard Biener <rguenther@suse.de>
7121 PR middle-end/79315
7122 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
7123 was not set before.
7125 2017-02-01 Richard Biener <rguenther@suse.de>
7127 PR tree-optimization/71824
7128 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7129 Verify the loops are valid in the merged SESE region.
7130 (scop_detection::can_represent_loop_1): Check analyzing the
7131 evolution of the number of iterations in the region succeeds.
7133 2017-01-31 Ian Lance Taylor <iant@golang.org>
7135 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
7136 REG_ARGS_SIZE note to 32-bit push insns and call insn.
7138 2017-01-31 David Malcolm <dmalcolm@redhat.com>
7140 PR preprocessor/79210
7141 * input.c (get_substring_ranges_for_loc): Replace line_width
7142 assertion with error-handling.
7144 2017-01-31 Richard Biener <rguenther@suse.de>
7146 PR tree-optimization/77318
7147 * graphite-sese-to-poly.c (extract_affine): Fix assert.
7148 (create_pw_aff_from_tree): Take loop parameter.
7149 (add_condition_to_pbb): Pass loop of the condition to
7150 create_pw_aff_from_tree.
7152 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7154 * config/s390/s390.c (s390_asan_shadow_offset): New function.
7155 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
7157 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7159 PR target/78597
7160 PR target/79038
7161 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
7162 no longer used.
7163 (convert_int_to_float128): Likewise.
7164 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
7165 (convert_int_to_float128): Likewise.
7166 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
7167 (UNSPEC_IEEE128_CONVERT): Likewise.
7168 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
7169 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
7170 Use local variables for IBM extended format.
7171 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
7172 (fix_trunc<mode>si2_fprs): Likewise.
7173 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7174 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
7175 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
7176 to know that we can now have integers of all sizes in vector
7177 registers.
7178 (fix<uns>_<mode>di2_hw): Likewise.
7179 (float<uns>_<mode>si2_hw): Likewise.
7180 (fix_<mode>si2_hw): Likewise.
7181 (fixuns_<mode>si2_hw): Likewise.
7182 (float<uns>_<mode>di2_hw): Likewise.
7183 (float_<mode>di2_hw): Likewise.
7184 (float_<mode>si2_hw): Likewise.
7185 (floatuns_<mode>di2_hw): Likewise.
7186 (floatuns_<mode>si2_hw): Likewise.
7187 (xscvqp<su>wz_<mode>): Delete, no longer used.
7188 (xscvqp<su>dz_<mode>): Likewise.
7189 (xscv<su>dqp_<mode>): Likewise.
7190 (ieee128_mfvsrd_64bit): Likewise.
7191 (ieee128_mfvsrd_32bit): Likewise.
7192 (ieee128_mfvsrwz): Likewise.
7193 (ieee128_mtvsrw): Likewise.
7194 (ieee128_mtvsrd_64bit): Likewise.
7195 (ieee128_mtvsrd_32bit): Likewise.
7197 2017-01-31 Martin Liska <mliska@suse.cz>
7199 PR ipa/79285
7200 * ipa-prop.c (ipa_free_all_node_params): Call release method
7201 instead of ~sumbol_summary to not to trigger double times
7202 dtor of hash_map.
7204 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
7206 PR tree-optimization/71691
7207 * bitmap.h (class auto_bitmap): New.
7208 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
7209 is_maybe_undefined instead of ssa_undefined_value_p.
7211 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7213 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7214 __S390_ARCH_LEVEL__ to __ARCH__.
7216 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7218 PR tree-optimization/79267
7219 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
7220 if should_remove_lhs_p is true.
7222 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
7224 PR debug/63238
7225 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
7226 (add_alignment_attribute): New.
7227 (base_type_die): Add alignment attribute.
7228 (subrange_type_die): Likewise.
7229 (modified_type_die): Likewise.
7230 (gen_array_type_die): Likewise.
7231 (gen_descr_array_type_die: Likewise.
7232 (gen_enumeration_type_die): Likewise.
7233 (gen_subprogram_die): Likewise.
7234 (gen_variable_die): Likewise.
7235 (gen_field_die): Likewise.
7236 (gen_ptr_to_mbr_type_die): Likewise.
7237 (gen_struct_or_union_type_die): Likewise.
7238 (gen_subroutine_type_die): Likewise.
7239 (gen_typedef_die): Likewise.
7240 (base_type_cmp): Compare alignment attribute.
7242 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7244 PR target/79170
7245 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
7246 (setb_unsigned) New pattern for setb with CCUNS.
7247 * config/rs6000/rs6000.c (expand_block_compare): Use a different
7248 subfc./subfe sequence to avoid overflow problems. Generate a
7249 shorter sequence with cmpld/setb for power9.
7250 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
7251 for generating subfc. instruction.
7252 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
7253 now uses this instruction.
7255 2017-01-30 Ian Lance Taylor <iant@google.com>
7257 PR debug/79289
7258 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
7259 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
7261 2017-01-30 Martin Sebor <msebor@redhat.com>
7263 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
7264 Move constant to the right of a relational operator.
7265 (get_mpfr_format_length, format_character, format_string): Ditto.
7266 (should_warn_p, maybe_warn): Same.
7268 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
7270 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
7272 PR lto/79061
7273 * asan.c (get_translation_unit_decl): Remove function.
7274 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
7276 2017-01-30 Martin Liska <mliska@suse.cz>
7278 PR gcov-profile/79259
7279 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
7280 -fprofile-generate.
7282 2017-01-30 Martin Liska <mliska@suse.cz>
7284 PR bootstrap/78985
7285 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
7286 Initialize variables with NULL value.
7288 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
7290 PR target/79260
7291 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
7292 tm_p_file.
7293 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
7295 2017-01-30 Richard Biener <rguenther@suse.de>
7297 PR tree-optimization/79276
7298 * tree-vrp.c (process_assert_insertions): Properly adjust common
7299 when removing a duplicate.
7301 * gcc.dg/torture/pr79276.c: New testcase.
7303 2017-01-30 Richard Biener <rguenther@suse.de>
7305 PR tree-optimization/79256
7306 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7307 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7308 alignment on TYPE.
7309 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
7311 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
7313 PR target/79240
7314 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
7315 ("*r<noxa>sbg_<mode>_sll_bitmask")
7316 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7317 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
7318 Use contiguous_bitmask_nowrap_operand.
7320 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7322 PR target/79268
7323 * config/rs6000/altivec.h (vec_xl): Revise #define.
7324 (vec_xst): Likewise.
7326 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
7328 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
7330 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
7332 PR rtl-optimization/79194
7333 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
7334 traps before call to bypass_conditional_jumps.
7336 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7338 PR tree-optimization/71374
7339 * lra-constraints.c (check_conflict_input_operands): New.
7340 (match_reload): Use it.
7342 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7344 PR target/79131
7345 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
7346 account to calculate conflict_set.
7348 2017-01-27 Bin Cheng <bin.cheng@arm.com>
7350 PR rtl-optimization/78559
7351 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
7352 other_insn in combine.
7354 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
7356 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
7357 uint16_type_node for BT_UINT16.
7359 2017-01-27 David Malcolm <dmalcolm@redhat.com>
7361 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
7362 "RTL Tests" to menu.
7363 (GIMPLE Tests): New node.
7364 (RTL Tests): New node.
7366 2017-01-27 Richard Biener <rguenther@suse.de>
7368 PR tree-optimization/79245
7369 * tree-loop-distribution.c (distribute_loop): Apply cost
7370 modeling also to detected patterns.
7372 2017-01-27 Richard Biener <rguenther@suse.de>
7374 PR tree-optimization/71433
7375 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
7376 (compare_assert_loc): New function.
7377 (process_assert_insertions): Sort and optimize assert locations
7378 to remove duplicates and push down identical assertions on
7379 edges to their destination block.
7381 2017-01-27 Richard Biener <rguenther@suse.de>
7383 PR tree-optimization/79244
7384 * tree-vrp.c (remove_range_assertions): Forcefully propagate
7385 out SSA names even if abnormal.
7387 2017-01-27 Jakub Jelinek <jakub@redhat.com>
7389 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
7390 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
7391 instead of MPFR_RNDN.
7393 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
7395 PR target/79239
7396 * arm.c (arm_option_override): Don't call build_target_option_node
7397 until after doing all option overrides.
7398 (arm_valid_target_attribute_tree): Likewise.
7400 2017-01-27 Martin Liska <mliska@suse.cz>
7402 * doc/invoke.texi (-fprofile-arcs): Document profiling support
7403 for {cd}tors and C++ {cd}tors.
7405 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
7407 * config/s390/s390.md ("*setmem_long_and")
7408 ("*setmem_long_and_31z"): Use zero_extend instead of and.
7410 2017-01-26 Martin Sebor <msebor@redhat.com>
7412 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
7413 of precision.
7415 2017-01-26 Martin Sebor <msebor@redhat.com>
7417 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
7418 HAVE_DFmode before using XFmode or DFmode.
7419 (parse_directive): Avoid using the z length modifier to avoid
7420 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
7422 PR middle-end/78703
7423 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
7424 to accept adjustment as an array.
7425 (get_int_range): New function.
7426 (struct directive): Make width and prec arrays.
7427 (directive::set_width, directive::set_precision): Call get_int_range.
7428 (format_integer, format_floating): Handle width and precision ranges.
7429 (format_string, parse_directive): Same.
7431 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7433 PR debug/79129
7434 * dwarf2out.c (generate_skeleton_bottom_up): For children with
7435 comdat_type_p set, just clone them, but keep the children in the
7436 original DIE.
7438 PR debug/78835
7439 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
7440 which have direct callers with -fvar-tracking-assignments enabled
7441 in the current TU.
7442 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
7443 inside of type units.
7445 2017-01-26 Martin Sebor <msebor@redhat.com>
7447 PR middle-end/78703
7448 * gimple-ssa-sprintf.c (struct result_range): Add likely and
7449 unlikely counters.
7450 (struct format_result): Replace number_chars, number_chars_min,
7451 and number_chars_max with a single member of struct result_range.
7452 Remove bounded.
7453 (format_result::operator+=): Adjust.
7454 (struct fmtresult): Remove bounded. Handle likely and unlikely
7455 counters.
7456 (fmtresult::adjust_for_width_or_precision): New function.
7457 (fmtresult:type_max_digits): New function.
7458 (bytes_remaining): Handle likely and unlikely counters.
7459 (min_bytes_remaining): Remove.
7460 (format_percent): Simplify.
7461 (format_integer, format_floating): Set likely and unlikely counters.
7462 (get_string_length, format_character, format_string): Same.
7463 (format_plain, should_warn_p): New function.
7464 (maybe_warn): Call should_warn_p. Update diagnostic messages
7465 and handle those for all directives, including plain strings.
7466 (format_directive): Handle likely and unlikely counters.
7467 Remove unnecessary quoting from diagnostics. Add an informational
7468 note.
7469 (add_bytes): Remove.
7470 (pass_sprintf_length::compute_format_length): Simplify.
7471 (try_substitute_return_value): Handle likely and unlikely counters.
7473 2017-01-26 Carl Love <cel@us.ibm.com>
7475 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
7476 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
7478 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
7480 PR target/79131
7481 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
7482 endianess for subregs into account.
7483 * lra-constraints.c (lra_constraints): Do risky transformations
7484 always on the first iteration.
7485 * lra-lives.c (check_pseudos_live_through_calls): Add arg
7486 last_call_used_reg_set.
7487 (process_bb_lives): Define and use last_call_used_reg_set.
7488 * lra.c (lra): Always continue after lra_constraints on the first
7489 iteration.
7491 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
7493 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
7494 constant.
7495 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
7497 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7499 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
7500 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
7501 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
7502 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
7503 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
7504 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
7505 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
7506 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
7507 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
7509 2017-01-26 Marek Polacek <polacek@redhat.com>
7511 PR c/79199
7512 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
7513 for the third operand.
7515 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7517 PR middle-end/79236
7518 * omp-low.c (struct omp_context): Add simt_stmt field.
7519 (scan_omp_for): Return omp_context *.
7520 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7521 context to the _simt_ SIMD stmt.
7522 (lower_omp_for): For combined SIMD with sibling _simt_
7523 SIMD, make sure to use the same decls in _looptemp_
7524 clauses as in the sibling.
7526 2017-01-26 David Sherwood <david.sherwood@arm.com>
7528 PR middle-end/79212
7529 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7530 all contexts.
7532 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7534 PR target/70465
7535 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7536 emit fld b; fld a; if possible.
7538 * brig-builtins.def: Update copyright years.
7539 * config/arm/arm_acle_builtins.def: Update copyright years.
7541 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7543 PR target/79179
7544 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
7545 constraint instead of o for the stxsd instruction.
7547 2017-01-25 Carl Love <cel@us.ibm.com>
7549 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
7550 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
7552 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
7554 * doc/invoke.texi (C++ Dialect Options): Fix typo.
7556 2017-01-25 Richard Biener <rguenther@suse.de>
7558 PR tree-optimization/69264
7559 * target.def (vector_alignment_reachable): Improve documentation.
7560 * doc/tm.texi: Regenerate.
7561 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
7562 and add a comment.
7563 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
7564 earlier changes with respect to TYPE_USER_ALIGN.
7565 (vector_alignment_reachable_p): Likewise. Improve dumping.
7567 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7569 PR target/79145
7570 * config/arm/arm.md (xordi3): Force constant operand into a register
7571 for TARGET_IWMMXT.
7573 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7575 * doc/invoke.texi (-fstore-merging): Correct default optimization
7576 levels at which it is enabled.
7577 (-O): Move -fstore-merging from list to...
7578 (-O2): ... Here.
7580 2017-01-25 Richard Biener <rguenther@suse.de>
7582 PR debug/78363
7583 * omp-expand.c: Include debug.h.
7584 (expand_omp_taskreg): Make sure to generate early debug before
7585 outlining anything from a function.
7586 (expand_omp_target): Likewise.
7587 (grid_expand_target_grid_body): Likewise.
7589 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
7591 PR lto/79061
7592 * asan.c (get_translation_unit_decl): New function.
7593 (asan_add_global): Extract modules file name from globals
7594 TRANSLATION_UNIT_DECL name.
7596 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
7598 PR target/77439
7599 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
7600 for long calls with APCS frame and VFP.
7602 2017-01-24 David Malcolm <dmalcolm@redhat.com>
7604 * cfg.c (original_copy_tables_initialized_p): New function.
7605 * cfg.h (original_copy_tables_initialized_p): New decl.
7606 * cfgrtl.c (relink_block_chain): Guard the call to
7607 free_original_copy_tables with a call to
7608 original_copy_tables_initialized_p.
7609 * cgraph.h (symtab_node::native_rtl_p): New decl.
7610 * cgraphunit.c (symtab_node::native_rtl_p): New function.
7611 (symtab_node::needed_p): Don't assert for early assembly output
7612 for __RTL functions.
7613 (cgraph_node::finalize_function): Set "force_output" for __RTL
7614 functions.
7615 (cgraph_node::analyze): Bail out early for __RTL functions.
7616 (analyze_functions): Update assertion to support __RTL functions.
7617 (cgraph_node::expand): Bail out early for __RTL functions.
7618 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
7619 __RTL functions.
7620 * function.h (struct function): Update comment for field
7621 "pass_startwith".
7622 * gimple-expr.c: Include "tree-pass.h".
7623 (gimple_has_body_p): Return false for __RTL functions.
7624 * Makefile.in (OBJS): Add run-rtl-passes.o.
7625 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
7626 accessor.
7627 (gcc::pass_manager::get_clean_slate): New accessor.
7628 * passes.c: Include "insn-addr.h".
7629 (should_skip_pass_p): Add logging. Update logic for running
7630 "expand" to be compatible with both __GIMPLE and __RTL. Guard
7631 property-provider override so it is only done for gimple passes.
7632 Don't skip dfinit.
7633 (skip_pass): New function.
7634 (execute_one_pass): Call skip_pass when skipping passes.
7635 * read-md.c (md_reader::read_char): Support filtering
7636 the input to a subset of line numbers.
7637 (md_reader::md_reader): Initialize fields
7638 m_first_line and m_last_line.
7639 (md_reader::read_file_fragment): New function.
7640 * read-md.h (md_reader::read_file_fragment): New decl.
7641 (md_reader::m_first_line): New field.
7642 (md_reader::m_last_line): New field.
7643 * read-rtl-function.c (function_reader::create_function): Only
7644 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
7645 curr_properties. Set DECL_INITIAL to a dummy block.
7646 (read_rtl_function_body_from_file_range): New function.
7647 * read-rtl-function.h (read_rtl_function_body_from_file_range):
7648 New decl.
7649 * run-rtl-passes.c: New file.
7650 * run-rtl-passes.h: New file.
7652 2017-01-24 Jeff Law <law@redhat.com>
7654 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
7655 buffer size.
7657 2017-01-24 Bin Cheng <bin.cheng@arm.com>
7659 PR tree-optimization/79159
7660 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
7661 (record_nonwrapping_iv): Improve boundary using above function if no
7662 value range information.
7664 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
7665 Martin Jambor <mjambor@suse.cz>
7667 * brig-builtins.def: New file.
7668 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
7669 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
7670 (DEF_HSAIL_SAT_BUILTIN): Likewise.
7671 (DEF_HSAIL_INTR_BUILTIN): Likewise.
7672 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
7673 * builtin-types.def (BT_INT8): New.
7674 (BT_INT16): Likewise.
7675 (BT_UINT8): Likewise.
7676 (BT_UINT16): Likewise.
7677 (BT_FN_ULONG): Likewise.
7678 (BT_FN_UINT_INT): Likewise.
7679 (BT_FN_UINT_ULONG): Likewise.
7680 (BT_FN_UINT_LONG): Likewise.
7681 (BT_FN_UINT_PTR): Likewise.
7682 (BT_FN_ULONG_PTR): Likewise.
7683 (BT_FN_INT8_FLOAT): Likewise.
7684 (BT_FN_INT16_FLOAT): Likewise.
7685 (BT_FN_UINT32_FLOAT): Likewise.
7686 (BT_FN_UINT16_FLOAT): Likewise.
7687 (BT_FN_UINT8_FLOAT): Likewise.
7688 (BT_FN_UINT64_FLOAT): Likewise.
7689 (BT_FN_UINT16_UINT32): Likewise.
7690 (BT_FN_UINT32_UINT16): Likewise.
7691 (BT_FN_UINT16_UINT16_UINT16): Likewise.
7692 (BT_FN_INT_PTR_INT): Likewise.
7693 (BT_FN_UINT_PTR_UINT): Likewise.
7694 (BT_FN_LONG_PTR_LONG): Likewise.
7695 (BT_FN_ULONG_PTR_ULONG): Likewise.
7696 (BT_FN_VOID_UINT64_UINT64): Likewise.
7697 (BT_FN_UINT8_UINT8_UINT8): Likewise.
7698 (BT_FN_INT8_INT8_INT8): Likewise.
7699 (BT_FN_INT16_INT16_INT16): Likewise.
7700 (BT_FN_INT_INT_INT): Likewise.
7701 (BT_FN_UINT_FLOAT_UINT): Likewise.
7702 (BT_FN_FLOAT_UINT_UINT): Likewise.
7703 (BT_FN_ULONG_UINT_UINT): Likewise.
7704 (BT_FN_ULONG_UINT_PTR): Likewise.
7705 (BT_FN_ULONG_ULONG_ULONG): Likewise.
7706 (BT_FN_UINT_UINT_UINT): Likewise.
7707 (BT_FN_VOID_UINT_PTR): Likewise.
7708 (BT_FN_UINT_UINT_PTR: Likewise.
7709 (BT_FN_UINT32_UINT64_PTR): Likewise.
7710 (BT_FN_INT_INT_UINT_UINT): Likewise.
7711 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
7712 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
7713 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
7714 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
7715 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
7716 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
7717 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
7718 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
7719 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
7720 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
7721 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
7722 * doc/frontends.texi: List BRIG FE.
7723 * doc/install.texi (Testing): Add BRIG tesring requirements.
7724 * doc/invoke.texi (Overall Options): Mention BRIG.
7725 * doc/standards.texi (Standards): Doucment BRIG HSA version.
7727 2017-01-24 Richard Biener <rguenther@suse.de>
7729 PR translation/79208
7730 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
7732 2017-01-24 Martin Jambor <mjambor@suse.cz>
7734 PR bootstrap/79198
7735 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
7736 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
7737 and known_contexts.
7739 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
7741 PR middle-end/79123
7742 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
7743 casts from signed to unsigned really don't have a range.
7745 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
7747 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
7748 GMP_RNDx for compatiblity.
7750 2017-01-24 Martin Liska <mliska@suse.cz>
7752 PR bootstrap/79132
7753 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
7754 that would prevent us to call alloca with -1 as argument.
7756 2017-01-24 Jakub Jelinek <jakub@redhat.com>
7758 * dwarf2out.c (output_compilation_unit_header, output_file_names):
7759 Avoid -Wformat-security warning.
7761 2017-01-23 Andrew Pinski <apinski@cavium.com>
7763 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
7764 cost table.
7766 2017-01-23 Martin Sebor <msebor@redhat.com>
7768 PR middle-end/78703
7769 * gimple-ssa-sprintf.c (warn_level): New global.
7770 (format_integer): Use it here and throughout the rest of the file.
7771 Use the same switch to compute sign as base.
7772 (maybe_warn): New function.
7773 (format_directive): Factor out warnings into maybe_warn.
7774 Add debugging output. Use warn_level.
7775 (add_bytes): Use warn_level.
7776 (pass_sprintf_length::compute_format_length): Add debugging output.
7777 (try_substitute_return_value): Same.
7778 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
7780 PR middle-end/78703
7781 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
7782 (struct fmtresult, format_integer, format_floating): Adjust.
7783 (fmtresult::fmtresult): Set max correctly in two argument ctor.
7784 (get_string_length, format_string,format_directive): Same.
7785 (pass_sprintf_length::compute_format_length): Same.
7786 (try_substitute_return_value): Simplify slightly.
7788 PR middle-end/78703
7789 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
7790 (fmtresult::operator+=): Outlined.
7791 (struct fmtresult): Add ctors.
7792 (struct conversion_spec): Rename...
7793 (struct directive): ...to this. Add and remove data members.
7794 (directive::set_width, directive::set_precision): New functions.
7795 (format_percent): Use fmtresult ctor.
7796 (get_width_and_precision): Remove.
7797 (format_integer): Make naming changes. Avoid computing width and
7798 precision.
7799 (format_floating): Same. Adjust indentation.
7800 (format_character, format_none): New functions.
7801 (format_string): Moved character handling to format_character.
7802 (format_directive): Remove arguments, change return type.
7803 (parse_directive): New function.
7804 (pass_sprintf_length::compute_format_length): Move directive
7805 parsing to parse_directive.
7807 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7809 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
7810 (assign_assembler_name_if_needed): ... this.
7811 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
7812 (assign_assembler_name_if_needed): ... this.
7813 (free_lang_data_in_cgraph): Adjust callers.
7814 * cgraphunit.c (cgraph_node::analyze): Likewise.
7815 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
7816 Likewise.
7818 2017-01-23 Richard Biener <rguenther@suse.de>
7820 PR tree-optimization/79088
7821 PR tree-optimization/79188
7822 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
7823 resetting loop bounds after last path deletion. Reset loop
7824 bounds of the target loop, make code match the comments.
7825 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
7826 Make sure loops need no fixups.
7828 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
7830 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
7831 exponent support with double type for first argument.
7832 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
7833 type returned by __builtin_vec_extract_sig,
7834 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
7835 functions from "vector int" to "vector unsigned int" or from
7836 "vector long long int" to "vector unsigned long long int".
7837 Changed type returned by __builtin_vec_extract_exp,
7838 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
7839 functions from "vector int" to "vector unsigned int" or from
7840 "vector long long int" to "vector unsigned long long int".
7841 Changed return type of __builtin_vec_test_data_class,
7842 __builtin_vec_test_data_class_sp, and
7843 __builtin_vec_test_data_class_dp from "vector int" to
7844 "vector bool int" or from "vector long long int" to "vector bool
7845 long long int" and changed second argument type from "unsigned
7846 int" to "int". Added new overloaded function forms "vector float
7847 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
7848 "vector float __builtin_vec_insert_exp_sp (vector float, vector
7849 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
7850 double, vector unsigned long long int)" and "vector double
7851 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
7852 long int)". Changed return type of
7853 __builtin_scalar_test_data_class and
7854 __builtin_scalar_test_data_class_sp and
7855 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
7856 int" and changed second argument from "unsigned int" to "int".
7857 Changed type returned by __builtin_scalar_test_neg,
7858 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
7859 from "int" to "bool int". Added new overloaded function form
7860 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
7861 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
7862 exponent double-precision with floating point first argument.
7863 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
7864 documentation of scalar_test_data_class, scalar_test_neg,
7865 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
7866 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
7867 vec_test_data_class built-in functions to reflect refinements in
7868 their type signatures.
7870 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7872 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7873 size of buf.
7874 (aarch64_elf_asm_destructor): Likewise.
7876 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7878 PR rtl-optimization/78634
7879 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7880 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7881 * ifcvt.c (noce_try_cmove): Add missing cost check.
7883 PR rtl-optimization/71724
7884 * combine.c (if_then_else_cond): Look for situations where it is
7885 beneficial to undo the work of one of the recursive calls.
7887 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7889 PR tree-optimization/70754
7890 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7891 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7892 combined stmt before it if not NULL.
7893 (combine_chains): Process refs reversely and compute dominance point
7894 for root ref.
7896 2017-01-23 Martin Liska <mliska@suse.cz>
7898 PR tree-optimization/79196
7899 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7900 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7901 instead of memcmp.
7902 (strlen_optimize_stmt): Call the renamed function.
7904 2017-01-23 Michael Matz <matz@suse.de>
7906 PR tree-optimization/78384
7907 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7909 2017-01-23 Richard Biener <rguenther@suse.de>
7911 PR tree-optimization/79186
7912 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7913 both incoming edges before moving an assert.
7915 2017-01-23 Martin Jambor <mjambor@suse.cz>
7917 * ipa-prop.c (load_from_param_1): Removed.
7918 (load_from_unmodified_param): Bits from load_from_param_1 put back
7919 here.
7920 (load_from_param): Removed.
7921 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7922 with stmt. Reverted back to use of load_from_unmodified_param.
7924 2017-01-23 Martin Jambor <mjambor@suse.cz>
7926 PR ipa/79108
7927 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7928 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7929 field a pointer to garbage collected vector, mark lattices and
7930 ipcp_orig_node with GTY((skip)).
7931 (ipa_get_param_count): Adjust to descriptors being a pointer.
7932 (ipa_get_param): Likewise.
7933 (ipa_get_type): Likewise.
7934 (ipa_get_param_move_cost): Likewise.
7935 (ipa_set_param_used): Likewise.
7936 (ipa_get_controlled_uses): Likewise.
7937 (ipa_set_controlled_uses): Likewise.
7938 (ipa_is_param_used): Likewise.
7939 (ipa_node_params_t): Move into garbage collector. New methods insert
7940 and remove.
7941 (ipa_node_params_sum): Annotate wth GTY(()).
7942 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7943 garbage collected.
7944 (ipa_load_from_parm_agg): Adjust declaration.
7945 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7946 * ipa-profile.c (ipa_profile): Likewise.
7947 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7948 (ipa_populate_param_decls): Make descriptors parameter garbage
7949 collected.
7950 (ipa_dump_param): Adjust to descriptors being a pointer.
7951 (ipa_alloc_node_params): Likewise.
7952 (ipa_initialize_node_params): Likewise.
7953 (load_from_param_1): Make descriptors parameter garbage collected.
7954 (load_from_unmodified_param): Likewise.
7955 (load_from_param): Likewise.
7956 (ipa_load_from_parm_agg): Likewise.
7957 (ipa_node_params::~ipa_node_params): Removed.
7958 (ipa_free_all_node_params): Remove call to delete operator.
7959 (ipa_node_params_t::insert): New.
7960 (ipa_node_params_t::remove): Likewise.
7961 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7962 copy known_csts and known_contexts vectors.
7963 (ipa_read_node_info): Adjust to descriptors being a pointer.
7964 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7965 collected.
7966 (ipcp_transform_function): Make descriptors variable garbage
7967 collected.
7969 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7971 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7972 * config/i386/avx512dqintrin.h: Ditto.
7973 * config/i386/avx512fintrin.h: Ditto.
7974 * gcc/config/i386/i386.c: Handle new builtins.
7975 * config/i386/i386-builtin.def: Add new builtins.
7976 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7977 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7979 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7980 Martin Liska <mliska@suse.cz>
7982 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7983 * asan.c (asan_expand_poison_ifn): Support stores and use
7984 appropriate ASAN report function.
7985 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7986 * internal-fn.def (ASAN_POISON_USE): Declare.
7987 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7988 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7989 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7990 ASAN_POISON calls w/o LHS.
7991 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7992 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7993 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7994 * gimplify.c (asan_poison_variables): Add attribute
7995 use_after_scope_memory to variables that really needs to live
7996 in memory.
7997 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7998 having the attribute.
8000 2017-01-23 Martin Liska <mliska@suse.cz>
8002 * asan.c (create_asan_shadow_var): New function.
8003 (asan_expand_poison_ifn): Likewise.
8004 * asan.h (asan_expand_poison_ifn): New declaration.
8005 * internal-fn.c (expand_ASAN_POISON): Likewise.
8006 * internal-fn.def (ASAN_POISON): New builtin.
8007 * sanopt.c (pass_sanopt::execute): Expand
8008 asan_expand_poison_ifn.
8009 * tree-inline.c (copy_decl_for_dup_finish): Make function
8010 external.
8011 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
8012 * tree-ssa.c (is_asan_mark_p): New function.
8013 (execute_update_addresses_taken): Rewrite local variables
8014 (identified just by use-after-scope as addressable) into SSA.
8016 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8018 * doc/install.texi (Specific): opensource.apple.com uses https
8019 now. Remove trailing slash.
8021 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8023 * README.Portability: Remove note on an Irix compatibility issue.
8025 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
8027 * gcov.c (INCLUDE_ALGORITHM): Define.
8028 (INCLUDE_VECTOR): Define.
8029 No longer include <vector> and <algorithm> directly.
8031 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
8033 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
8034 to https.
8035 * doc/invoke.texi (Code Gen Options): Ditto.
8037 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
8039 PR lto/78407
8040 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
8042 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
8044 rtl-optimization/79125
8045 * cprop.c (local_cprop_pass): Handle cases where we make an
8046 unconditional trap.
8048 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
8050 PR target/61729
8051 PR target/77850
8052 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
8053 read from, for big endian.
8055 2017-01-20 Jiong Wang <jiong.wang@arm.com>
8057 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
8058 register pauth builtins for LP64 only.
8060 2017-01-20 Marek Polacek <polacek@redhat.com>
8062 PR c/79152
8063 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
8064 non-case labels.
8066 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8068 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
8069 of safelen status.
8070 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
8071 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
8072 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
8074 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8076 PR target/71270
8077 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
8078 in big-endian mode when they are not a single duplicated value.
8080 2017-01-20 Richard Biener <rguenther@suse.de>
8082 * BASE-VER: Bump to 7.0.1.
8084 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8086 * omp-low.c (omplow_simd_context): New struct. Use it...
8087 (lower_rec_simd_input_clauses): ...here and...
8088 (lower_rec_input_clauses): ...here to hold common data. Adjust all
8089 references to idx, lane, max_vf, is_simt.
8091 2017-01-20 Graham Markall <graham.markall@embecosm.com>
8093 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
8094 mcpu=nps400.
8096 2017-01-20 Martin Jambor <mjambor@suse.cz>
8098 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
8099 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
8100 gt-hsa-common.h.
8101 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
8102 (GTFILES): Rename hsa.c to hsa-common.c.
8103 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
8104 * hsa-dump.c: Likewise.
8105 * hsa-gen.c: Likewise.
8106 * hsa-regalloc.c: Likewise.
8107 * ipa-hsa.c: Likewise.
8108 * omp-expand.c: Likewise.
8109 * omp-low.c: Likewise.
8110 * toplev.c: Likewise.
8112 2017-01-20 Marek Polacek <polacek@redhat.com>
8114 PR c/64279
8115 * doc/invoke.texi: Document -Wduplicated-branches.
8116 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
8117 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
8118 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
8119 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
8120 return 0 only when not OEP_LEXICOGRAPHIC.
8121 (fold_build_cleanup_point_expr): Use the expression
8122 location when building CLEANUP_POINT_EXPR.
8123 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
8124 * tree.c (add_expr): Handle error_mark_node.
8126 2017-01-20 Martin Liska <mliska@suse.cz>
8128 PR lto/69188
8129 * tree-profile.c (init_ic_make_global_vars): Do not call
8130 finalize_decl.
8131 (gimple_init_gcov_profiler): Likewise.
8133 2017-01-20 Martin Liska <mliska@suse.cz>
8135 PR ipa/71190
8136 * cgraph.h (maybe_create_reference): Remove argument and
8137 update comment.
8138 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
8139 argument.
8140 * ipa-cp.c (create_specialized_node): Likewise.
8141 * symtab.c (symtab_node::maybe_create_reference): Handle
8142 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
8144 2017-01-20 Martin Liska <mliska@suse.cz>
8146 * read-rtl-function.c (function_reader::create_function): Use
8147 build_decl instread of build_decl_stat.
8149 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
8151 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
8152 * config/i386/avx512dqintrin.h: Ditto.
8153 * config/i386/avx512fintrin.h: Ditto.
8154 * config/i386/i386-builtin-types.def: Add new types.
8155 * gcc/config/i386/i386.c: Handle new types.
8156 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
8157 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
8158 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
8159 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
8160 (__builtin_ia32_kshiftridi): New.
8161 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
8163 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
8165 PR target/78875
8166 PR target/79140
8167 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
8168 define to rs6000_init_stack_protect_guard.
8169 (rs6000_init_stack_protect_guard): New function.
8171 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8172 Yunqiang Su <yunqiang.su@imgtec.com>
8174 * config.gcc (supported_defaults): Add madd4.
8175 (with_madd4): Add validation.
8176 (all_defaults): Add madd4.
8177 * config/mips/mips.opt (mmadd4): New option.
8178 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8179 mmadd4.
8180 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8181 __mips_no_madd4.
8182 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
8183 (ISA_HAS_FUSED_MADD4): Likewise.
8184 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
8185 * gcc/doc/install.texi (--with-madd4): Document the new option.
8187 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8189 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
8190 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
8191 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
8192 (aarch64_init_pauth_hint_builtins): New.
8193 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
8194 (aarch64_expand_builtin): Expand new builtins.
8196 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8198 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
8199 * combine-stack-adj.c (no_unhandled_cfa): Handle
8200 REG_CFA_TOGGLE_RA_MANGLE.
8201 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
8202 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
8203 info for return address signing.
8204 (aarch64_expand_epilogue): Likewise.
8206 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8208 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
8209 * config/aarch64/aarch64-protos.h
8210 (aarch64_return_address_signing_enabled): New declaration.
8211 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
8212 New function.
8213 (aarch64_expand_prologue): Sign return address before it's pushed onto
8214 stack.
8215 (aarch64_expand_epilogue): Authenticate return address fetched from
8216 stack.
8217 (aarch64_override_options): Sanity check for ILP32 and ISA level.
8218 (aarch64_attributes): New function attributes for "sign-return-address".
8219 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
8220 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
8221 ("*do_return"): Generate combined instructions according to key index.
8222 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
8223 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
8224 iterators.
8225 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
8226 * config/aarch64/aarch64.opt (msign-return-address=): New.
8227 * doc/extend.texi (AArch64 Function Attributes): Documents
8228 "sign-return-address=".
8229 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
8231 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8233 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
8234 overall option summary.
8236 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8238 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
8239 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
8240 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
8241 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
8243 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
8245 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
8246 -mpower9-minmax by default for -mcpu=power9.
8247 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
8248 128-bit floating point.
8250 2017-01-20 Alan Modra <amodra@gmail.com>
8252 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
8253 optimizing for size.
8255 2017-01-20 Alan Modra <amodra@gmail.com>
8257 PR target/79144
8258 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
8259 for strcmp and strncmp from corresponding builtin decl.
8261 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8263 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
8264 instead of i386/rtems-64.h.
8265 * config/i386/rtems-64.h: Remove.
8267 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8269 PR target/78478
8270 Revert:
8271 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
8273 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
8275 2017-01-19 Tamar Christina <tamar.christina@arm.com>
8277 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
8278 Change int to HOST_WIDE_INT.
8279 * config/aarch64/aarch64-protos.h
8280 (aarch64_simd_gen_const_vector_dup): Likewise.
8281 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
8283 2017-01-19 David Malcolm <dmalcolm@redhat.com>
8285 * langhooks-def.h (lhd_type_for_size): New decl.
8286 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
8287 * langhooks.c (lhd_type_for_size): New function, taken from
8288 lto_type_for_size.
8290 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
8292 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
8293 define_bypass for CR latency.
8294 (power9-cracked-alu): Update bypass latency and remove power9-branch.
8295 (power9-alu2): Add define_bypass for CR latency.
8296 (power9-cmp): New.
8297 (power9-mul): Update insn latency.
8298 (power9-mul-compare): Update insn latency, bypass latency and remove
8299 power9-branch.
8301 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8303 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
8304 Delete.
8305 * config/aarch64/aarch64.md
8306 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
8307 aarch64_nopcrelative_literal_loads.
8308 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
8310 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
8312 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
8313 TARGET_LOONGSON_3A.
8314 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
8316 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
8318 PR target/78176
8319 * config.gcc (supported_defaults): Add lxc1-sxc1.
8320 (with_lxc1_sxc1): Add validation.
8321 (all_defaults): Add lxc1-sxc1.
8322 * config/mips/mips.opt (mlxc1-sxc1): New option.
8323 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8324 mlxc1-sxc1.
8325 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8326 __mips_no_lxc1_sxc1.
8327 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
8328 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
8329 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
8331 2017-01-19 Richard Biener <rguenther@suse.de>
8333 PR tree-optimization/72488
8334 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
8335 sure to restore SSA info.
8336 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
8338 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
8340 PR rtl-optimization/79121
8341 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
8342 of the inner type when shifting an extended value.
8344 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8346 PR lto/78407
8347 * symtab.c (symtab_node::equal_address_to): Fix comparing of
8348 interposable aliases.
8350 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
8352 PR target/78516
8353 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
8354 Use the evmergelohi instruction.
8355 (mov_si<mode>_e500_subreg4_2_le): Likewise.
8356 (mov_sitf_e500_subreg8_2_be): Likewise.
8357 (mov_sitf_e500_subreg12_2_le): Likewise.
8358 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
8359 (mov_si<mode>_e500_subreg4_2_be): Likewise.
8360 (mov_sitf_e500_subreg8_2_le): Likewise.
8361 (mov_sitf_e500_subreg12_2_be): Likewise.
8363 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8365 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
8366 attribute from vecsimple to vecperm.
8367 (altivec_vbpermq2): Likewise.
8369 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8371 PR target/79040
8372 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
8374 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8375 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
8376 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
8377 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
8378 case where N arg is SIZE_MAX.
8379 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
8380 (cmpstrsi): Add pattern.
8382 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8384 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8385 __builtin_vec_revb builtins.
8386 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
8387 built-in functions to support generation of the ISA 3.0 XXBR<x>
8388 vector byte reverse instructions.
8389 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
8390 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
8391 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
8392 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
8393 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
8394 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
8395 (P9V_BUILTIN_VEC_REVB): Likewise.
8396 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
8397 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
8398 (p9_xxbrq_v16qi): Likewise.
8399 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
8400 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
8401 (p9_xxbrh_v8hi): Likewise.
8402 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
8403 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
8404 vec_revb built-in functions.
8406 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
8408 PR rtl-optimization/78952
8409 * config/i386/i386.md (any_extract): New code iterator.
8410 (*insvqi_2): Use any_extract for source operand.
8411 (*insvqi_3): Use any_shiftrt for source operand.
8413 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
8415 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
8416 New function.
8417 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
8419 2017-01-18 Matthias Klose <doko@ubuntu.com>
8421 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
8423 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8425 * config/rs6000/altivec.h (vec_bperm): Change #define.
8426 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
8427 (altivec_vbpermq2): New define_insn.
8428 (altivec_vbpermd): Likewise.
8429 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
8430 function interface.
8431 (VBPERMD): Likewise.
8432 (VBPERM): New polymorphic function interface.
8433 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
8434 Add entries for P9V_BUILTIN_VEC_VBPERM.
8435 * doc/extend.texi: Add interfaces for vec_bperm.
8437 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8439 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
8440 first letter of error messages.
8441 (s390_resolve_overloaded_builtin): Likewise.
8442 * config/s390/s390.c (s390_expand_builtin): Likewise.
8443 (s390_invalid_arg_for_unprototyped_fn): Likewise.
8444 (s390_valid_target_attribute_inner_p): Likewise.
8445 * config/s390/s390.md ("tabort"): Likewise.
8447 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
8449 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
8450 (ISA_AVOID_DIV_HILO): New macro.
8451 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
8452 (ISA_HAS_DDIV): Likewise.
8454 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8456 * doc/invoke.texi (fabi-version): Correct number of occurrences.
8458 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8460 * doc/invoke.texi (fabi-version): Spelling fix.
8462 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8464 PR c++/70182
8465 * doc/invoke.texi (fabi-version): Mention mangling fix for
8466 operator names.
8468 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8470 PR c++/77489
8471 * doc/invoke.texi (fabi-version): Document discriminator mangling.
8473 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
8475 PR target/78875
8476 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
8477 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
8478 the new options.
8479 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
8480 flexible settings.
8481 (stack_protect_test): Ditto.
8482 * config/rs6000/rs6000.opt (mstack-protector-guard=,
8483 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
8484 options.
8485 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
8486 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
8487 -mstack-protector-guard-offset=.
8488 (RS/6000 and PowerPC Options): Ditto.
8490 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8492 * config/i386/i386.h (MASK_CLASS_P): New define.
8493 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
8494 there are no registers from different register sets also when
8495 mask registers are used. Update function comment.
8496 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
8497 to (*k/*r) and (*k/*km) alternatives.
8499 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
8501 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
8502 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
8503 (EH_RETURN_HANDLER_RTX): New define.
8504 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
8505 Force frame pointer in EH return functions.
8506 (aarch64_expand_epilogue): Add barrier for eh_return.
8507 (aarch64_final_eh_return_addr): Remove.
8508 (aarch64_eh_return_handler_rtx): New function.
8509 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
8510 Remove.
8511 (aarch64_eh_return_handler_rtx): New prototype.
8513 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8515 * config/rs6000/altivec.h (vec_rlmi): New #define.
8516 (vec_vrlnm): Likewise.
8517 (vec_rlnm): Likewise.
8518 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
8519 (UNSPEC_VRLNM): Likewise.
8520 (VIlong): New mode iterator.
8521 (altivec_vrl<VI_char>mi): New define_insn.
8522 (altivec_vrl<VI_char>nm): Likewise.
8523 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8524 function entry.
8525 (VRLDNM): Likewise.
8526 (RLNM): New polymorphic function entry.
8527 (VRLWMI): New monomorphic function entry.
8528 (VRLDMI): Likewise.
8529 (RLMI): New polymorphic function entry.
8530 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8531 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8532 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8533 vec_vrlnm.
8535 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8537 PR debug/78839
8538 * dwarf2out.c (field_byte_offset): Restore the
8539 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
8540 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
8541 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
8542 of build2 + fold.
8544 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8546 PR ada/67205
8547 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
8549 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8551 PR debug/71669
8552 * dwarf2out.c (add_data_member_location_attribute): For constant
8553 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
8554 instead of DW_AT_data_member_location, DW_AT_bit_offset and
8555 DW_AT_byte_size attributes.
8557 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
8559 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
8560 after forcing to constant memory when the code model is medium.
8562 2017-01-17 Julia Koval <julia.koval@intel.com>
8564 PR target/76731
8565 * config/i386/avx512fintrin.h
8566 (_mm512_i32gather_ps): Change __addr type to void const*.
8567 (_mm512_mask_i32gather_ps): Ditto.
8568 (_mm512_i32gather_pd): Ditto.
8569 (_mm512_mask_i32gather_pd): Ditto.
8570 (_mm512_i64gather_ps): Ditto.
8571 (_mm512_mask_i64gather_ps): Ditto.
8572 (_mm512_i64gather_pd): Ditto.
8573 (_mm512_mask_i64gather_pd): Ditto.
8574 (_mm512_i32gather_epi32): Ditto.
8575 (_mm512_mask_i32gather_epi32): Ditto.
8576 (_mm512_i32gather_epi64): Ditto.
8577 (_mm512_mask_i32gather_epi64): Ditto.
8578 (_mm512_i64gather_epi32): Ditto.
8579 (_mm512_mask_i64gather_epi32): Ditto.
8580 (_mm512_i64gather_epi64): Ditto.
8581 (_mm512_mask_i64gather_epi64): Ditto.
8582 (_mm512_i32scatter_ps): Change __addr type to void*.
8583 (_mm512_mask_i32scatter_ps): Ditto.
8584 (_mm512_i32scatter_pd): Ditto.
8585 (_mm512_mask_i32scatter_pd): Ditto.
8586 (_mm512_i64scatter_ps): Ditto.
8587 (_mm512_mask_i64scatter_ps): Ditto.
8588 (_mm512_i64scatter_pd): Ditto.
8589 (_mm512_mask_i64scatter_pd): Ditto.
8590 (_mm512_i32scatter_epi32): Ditto.
8591 (_mm512_mask_i32scatter_epi32): Ditto.
8592 (_mm512_i32scatter_epi64): Ditto.
8593 (_mm512_mask_i32scatter_epi64): Ditto.
8594 (_mm512_i64scatter_epi32): Ditto.
8595 (_mm512_mask_i64scatter_epi32): Ditto.
8596 (_mm512_i64scatter_epi64): Ditto.
8597 (_mm512_mask_i64scatter_epi64): Ditto.
8598 * config/i386/avx512pfintrin.h
8599 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
8600 (_mm512_mask_prefetch_i32gather_ps): Ditto.
8601 (_mm512_mask_prefetch_i64gather_pd): Ditto.
8602 (_mm512_mask_prefetch_i64gather_ps): Ditto.
8603 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
8604 (_mm512_prefetch_i32scatter_ps): Ditto.
8605 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
8606 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
8607 (_mm512_prefetch_i64scatter_pd): Ditto.
8608 (_mm512_prefetch_i64scatter_ps): Ditto.
8609 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
8610 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
8611 * config/i386/avx512vlintrin.h
8612 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
8613 (_mm_mmask_i32gather_ps): Ditto.
8614 (_mm256_mmask_i32gather_pd): Ditto.
8615 (_mm_mmask_i32gather_pd): Ditto.
8616 (_mm256_mmask_i64gather_ps): Ditto.
8617 (_mm_mmask_i64gather_ps): Ditto.
8618 (_mm256_mmask_i64gather_pd): Ditto.
8619 (_mm_mmask_i64gather_pd): Ditto.
8620 (_mm256_mmask_i32gather_epi32): Ditto.
8621 (_mm_mmask_i32gather_epi32): Ditto.
8622 (_mm256_mmask_i32gather_epi64): Ditto.
8623 (_mm_mmask_i32gather_epi64): Ditto.
8624 (_mm256_mmask_i64gather_epi32): Ditto.
8625 (_mm_mmask_i64gather_epi32): Ditto.
8626 (_mm256_mmask_i64gather_epi64): Ditto.
8627 (_mm_mmask_i64gather_epi64): Ditto.
8628 (_mm256_i32scatter_ps): Change __addr type to void*.
8629 (_mm256_mask_i32scatter_ps): Ditto.
8630 (_mm_i32scatter_ps): Ditto.
8631 (_mm_mask_i32scatter_ps): Ditto.
8632 (_mm256_i32scatter_pd): Ditto.
8633 (_mm256_mask_i32scatter_pd): Ditto.
8634 (_mm_i32scatter_pd): Ditto.
8635 (_mm_mask_i32scatter_pd): Ditto.
8636 (_mm256_i64scatter_ps): Ditto.
8637 (_mm256_mask_i64scatter_ps): Ditto.
8638 (_mm_i64scatter_ps): Ditto.
8639 (_mm_mask_i64scatter_ps): Ditto.
8640 (_mm256_i64scatter_pd): Ditto.
8641 (_mm256_mask_i64scatter_pd): Ditto.
8642 (_mm_i64scatter_pd): Ditto.
8643 (_mm_mask_i64scatter_pd): Ditto.
8644 (_mm256_i32scatter_epi32): Ditto.
8645 (_mm256_mask_i32scatter_epi32): Ditto.
8646 (_mm_i32scatter_epi32): Ditto.
8647 (_mm_mask_i32scatter_epi32): Ditto.
8648 (_mm256_i32scatter_epi64): Ditto.
8649 (_mm256_mask_i32scatter_epi64): Ditto.
8650 (_mm_i32scatter_epi64): Ditto.
8651 (_mm_mask_i32scatter_epi64): Ditto.
8652 (_mm256_i64scatter_epi32): Ditto.
8653 (_mm256_mask_i64scatter_epi32): Ditto.
8654 (_mm_i64scatter_epi32): Ditto.
8655 (_mm_mask_i64scatter_epi32): Ditto.
8656 (_mm256_i64scatter_epi64): Ditto.
8657 (_mm256_mask_i64scatter_epi64): Ditto.
8658 (_mm_i64scatter_epi64): Ditto.
8659 (_mm_mask_i64scatter_epi64): Ditto.
8660 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
8661 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
8662 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
8663 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
8664 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
8665 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
8666 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
8667 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
8668 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
8669 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
8670 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
8671 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
8672 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
8673 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
8674 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
8675 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
8676 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
8677 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
8678 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
8679 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
8680 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
8681 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
8682 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
8683 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
8684 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
8685 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
8686 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
8687 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
8688 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
8689 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
8690 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
8691 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
8692 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
8693 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
8694 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
8695 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
8696 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
8697 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
8698 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
8699 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
8700 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
8701 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
8702 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
8703 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
8704 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
8705 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
8706 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
8707 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
8708 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
8709 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
8710 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
8711 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
8712 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
8713 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
8714 definitions accordingly.
8716 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
8717 Kuan-Lin Chen <kuanlinchentw@gmail.com>
8719 PR target/79079
8720 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
8721 gen_lowpart.
8723 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
8725 PR target/79058
8726 * ira-conflicts.c (ira_build_conflicts): Update total conflict
8727 hard regs for inner regno.
8729 2017-01-17 Martin Liska <mliska@suse.cz>
8731 PR ipa/71207
8732 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
8733 assumption and add comment.
8735 2017-01-17 Nathan Sidwell <nathan@acm.org>
8737 * ipa-visibility.c (localize_node): New function, broken out of ...
8738 (function_and_variable_visibility): ... here. Call it.
8740 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8742 PR middle-end/77445
8743 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
8744 correctly set frequency of oudgoing edge.
8745 (duplicate_thread_path): Fix profile updating.
8747 2017-01-17 Jakub Jelinek <jakub@redhat.com>
8749 PR other/79046
8750 * configure.ac: Add GCC_BASE_VER.
8751 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
8752 version from BASE-VER file.
8753 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
8754 (gcc.o): Depend on $(BASEVER).
8755 * common.opt (dumpfullversion): New option.
8756 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
8757 * doc/invoke.texi: Document -dumpfullversion.
8758 * doc/install.texi: Document --with-gcc-major-version-only.
8759 * configure: Regenerated.
8761 2017-01-17 Richard Biener <rguenther@suse.de>
8763 PR tree-optimization/71433
8764 * tree-vrp.c (register_new_assert_for): Merge same asserts
8765 on all incoming edges.
8766 (process_assert_insertions_for): Handle insertions at the
8767 beginning of BBs.
8769 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
8771 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
8772 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
8774 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
8776 PR target/78633
8777 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
8778 RTL sharing.
8780 2017-01-17 Alan Modra <amodra@gmail.com>
8782 PR target/79066
8783 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
8784 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
8785 symbolic stack limit when pic.
8787 2017-01-16 Martin Sebor <msebor@redhat.com>
8789 PR tree-optimization/78608
8790 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
8792 2017-01-16 Jeff Law <law@redhat.com>
8794 Revert:
8795 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
8796 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
8797 for several include directories that may be relative to sysroot.
8798 * config/i386/x-mingw32 (gplus_includedir): Define.
8799 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
8800 (native_system_includedir): Likewise.
8801 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
8802 override if TARGET_SYSTEM_ROOT is defined.
8803 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
8805 PR tree-optimization/79090
8806 PR tree-optimization/33562
8807 PR tree-optimization/61912
8808 PR tree-optimization/77485
8809 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
8810 and computed trims into the dump file.
8812 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8814 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
8816 2017-01-16 Jakub Jelinek <jakub@redhat.com>
8818 PR c/79089
8819 * gimplify.c (gimplify_init_constructor): If want_value and
8820 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
8821 fix.
8823 PR target/79080
8824 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
8825 sequence. Formatting fixes.
8826 (doloop_optimize): Formatting fixes.
8828 PR driver/49726
8829 * gcc.c (debug_level_greater_than_spec_func): New function.
8830 (static_spec_functions): Add debug-level-gt spec function.
8831 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
8832 !g0.
8833 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8834 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
8835 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
8836 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
8837 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
8838 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
8840 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
8843 QImode fixups to general and mask registers only.
8845 2017-01-16 Carl Love <cel@us.ibm.com>
8847 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
8848 for built-in functions
8849 vector signed char vec_nabs (vector signed char)
8850 vector signed short vec_nabs (vector signed short)
8851 vector signed int vec_nabs (vector signed int)
8852 vector signed long long vec_nabs (vector signed long long)
8853 vector float vec_nabs (vector float)
8854 vector double vec_nabs (vector double)
8855 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
8856 and NABS overload.
8857 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
8858 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
8859 * doc/extend.texi: Update the documentation file for the new built-in
8860 functions.
8862 2017-01-16 Martin Sebor <msebor@redhat.com>
8864 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
8865 message.
8867 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8869 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
8870 UNSPEC_VSX__XXSPLTD to require special splat handling.
8872 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8874 PR bootstrap/78616
8875 * system.h: Poison strndup.
8877 2017-01-16 Alan Modra <amodra@gmail.com>
8879 PR target/79098
8880 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8881 use a switch.
8883 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8885 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8887 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8889 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8890 call recog here. Assert that INSN_CODE (insn) is non-negative.
8892 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8894 PR target/72749
8895 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8896 fallthrough.
8897 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8898 in the currently scheduled RTL fragment.
8900 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8902 PR rtl-optimization/78751
8903 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8904 give up.
8906 2017-01-14 Jeff Law <law@redhat.com>
8908 PR tree-optimization/79090
8909 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8910 variable length stores.
8911 (compute_trims): Delete dead assignment to *trim_tail.
8912 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8913 zero length.
8915 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8917 PR rtl-optimization/78626
8918 PR rtl-optimization/78727
8919 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8920 of a block, and split such blocks after everything else is finished.
8922 2017-01-14 Alan Modra <amodra@gmail.com>
8924 PR target/72749
8925 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8926 target legitimate_combined_insn.
8927 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8928 (rs6000_legitimate_combined_insn): New function.
8929 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8930 all uses.
8931 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8932 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8933 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8935 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8937 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8939 2017-01-13 Jeff Law <law@redhat.com>
8941 PR tree-optimization/33562
8942 PR tree-optimization/61912
8943 PR tree-optimization/77485
8944 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8945 a statement.
8946 (delete_dead_assignment): Likewise.
8947 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8948 statement to delete_dead_call and delete_dead_assignment.
8950 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8952 PR c/78304
8953 * substring-locations.c (format_warning_va): Strengthen case 1 so
8954 that both endpoints of the substring must be within the format
8955 range for just the substring to be printed.
8957 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8959 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8960 * config/i386/i386.c (ix86_target_string): Add missing options
8961 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8962 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8963 flags_other and ix86_target_other to flags2_other. Display unknown
8964 isa2 options.
8965 (ix86_valid_target_attribute_inner_p): Add missing options and
8966 reorder options by implied ISAs, as in ix86_target_string.
8968 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8970 * hash-table.h (hash_table::too_empty_p): New function.
8971 (hash_table::expand): Use it.
8972 (hash_table::traverse): Likewise.
8973 (hash_table::empty_slot): Use sizeof (value_type) instead of
8974 sizeof (PTR) to convert bytes to elements. Shrink the table
8975 if the current size is excessive for the current number of
8976 elements.
8978 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8980 * ira-costs.c (record_reg_classes): Break from the inner loop
8981 early once alt_fail is known to be true. Update outer loop
8982 handling accordingly.
8984 2017-01-13 Jeff Law <law@redhat.com>
8986 * tree-ssa-dse.c (decrement_count): New function.
8987 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8988 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8989 when we know the partially dead statement is a mem* function.
8991 PR tree-optimization/61912
8992 PR tree-optimization/77485
8993 * tree-ssa-dse.c: Include expr.h.
8994 (maybe_trim_constructor_store): New function.
8995 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8997 PR tree-optimization/33562
8998 PR tree-optimization/61912
8999 PR tree-optimization/77485
9000 * doc/invoke.texi: Document new dse-max-object-size param.
9001 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
9002 * tree-ssa-dse.c: Include params.h.
9003 (dse_store_status): New enum.
9004 (initialize_ao_ref_for_dse): New, partially extracted from
9005 dse_optimize_stmt.
9006 (valid_ao_ref_for_dse, normalize_ref): New.
9007 (setup_live_bytes_from_ref, compute_trims): Likewise.
9008 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
9009 (maybe_trim_partially_dead_store): Likewise.
9010 (maybe_trim_complex_store): Likewise.
9011 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
9012 Track what bytes live from the original store. Return tri-state
9013 for dead, partially dead or live.
9014 (dse_dom_walker): Add constructor, destructor and new private members.
9015 (delete_dead_call, delete_dead_assignment): New extracted from
9016 dse_optimize_stmt.
9017 (dse_optimize_stmt): Make a member of dse_dom_walker.
9018 Use initialize_ao_ref_for_dse.
9020 PR tree-optimization/33562
9021 PR tree-optimization/61912
9022 PR tree-optimization/77485
9023 * sbitmap.h (bitmap_count_bits): Prototype.
9024 (bitmap_clear_range, bitmap_set_range): Likewise.
9025 * sbitmap.c (bitmap_clear_range): New function.
9026 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
9028 2017-01-13 Martin Liska <mliska@suse.cz>
9030 PR ipa/79043
9031 * function.c (set_cfun): Add new argument force.
9032 * function.h (set_cfun): Likewise.
9033 * ipa-inline-transform.c (inline_call): Use the function when
9034 strict alising from is dropped for function we inline to.
9036 2017-01-13 Richard Biener <rguenther@suse.de>
9038 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
9039 for dumping GIMPLE INTEGER_CSTs.
9041 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9043 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
9044 to 201112L since C++17.
9046 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
9048 PR sanitizer/78887
9049 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
9050 if -fsanitize=kernel-address is present.
9052 2017-01-13 Richard Biener <rguenther@suse.de>
9054 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
9055 as _Literal ( type ) number in case usual suffixes do not
9056 preserve all information.
9058 2017-01-13 Richard Biener <rguenther@suse.de>
9060 PR tree-optimization/77283
9061 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
9062 and ssa-iterators.h.
9063 (is_feasible_trace): Implement a cost model based on joiner
9064 PHI node uses.
9066 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9068 PR target/79004
9069 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
9070 char or short to __float128/_Float128 directly.
9072 2017-01-12 Martin Sebor <msebor@redhat.com>
9074 to -Wformat-overflow.
9075 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
9076 (min_bytes_remaining): Same.
9077 (get_string_length): Same.
9078 (format_string): Same.
9079 (format_directive): Same.
9080 (add_bytes): Same.
9081 (pass_sprintf_length::handle_gimple_call): Same.
9083 2017-01-12 Jakub Jelinek <jakub@redhat.com>
9085 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
9086 info.nowrite calls with no lhs that can't throw. Return bool
9087 whether gsi_remove has been called or not.
9088 (pass_sprintf_length::handle_gimple_call): Return bool whether
9089 try_substitute_return_value called gsi_remove. Formatting fix.
9090 (pass_sprintf_length::execute): Don't use gsi_remove if
9091 handle_gimple_call returned true.
9093 PR bootstrap/79069
9094 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
9095 be removed due to side-effects, don't remove following barrier nor
9096 turn the successor edge into fallthru edge.
9098 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9100 PR target/79044
9101 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
9102 element-reversing loads and stores as not swappable.
9104 2017-01-12 Nathan Sidwell <nathan@acm.org>
9105 Nicolai Stange <nicstange@gmail.com>
9107 * combine.c (try_combine): Don't ignore result of overlap checking
9108 loop. Combine overlap & asm check into single loop.
9110 2017-01-12 Richard Biener <rguenther@suse.de>
9112 * tree-pretty-print.c (dump_generic_node): Provide -gimple
9113 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
9115 2017-01-12 Richard Biener <rguenther@suse.de>
9117 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
9118 and TS_TARGET_OPTION directly derive from TS_BASE.
9119 * tree-core.h (tree_optimization_option): Derive from tree_base.
9120 (tree_target_option): Likewise.
9122 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
9124 * config/i386/i386.c (memory_address_length): Increase len
9125 only when rip_relative_addr_p returns false.
9127 2017-01-11 Julia Koval <julia.koval@intel.com>
9129 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
9130 (OPTION_MASK_ISA_SGX_SET): New.
9131 (ix86_handle_option): Handle OPT_msgx.
9132 * config.gcc: Added sgxintrin.h.
9133 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
9134 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
9135 * config/i386/i386.c (ix86_target_string): Add -msgx.
9136 (PTA_SGX): New.
9137 (ix86_option_override_internal): Handle new options.
9138 (ix86_valid_target_attribute_inner_p): Add sgx.
9139 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
9140 * config/i386/i386.opt: Add msgx.
9141 * config/i386/sgxintrin.h: New file.
9142 * config/i386/x86intrin.h: Add sgxintrin.h.
9144 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9146 PR c++/71537
9147 * fold-const.c (maybe_nonzero_address): Return 1 for function
9148 local objects.
9149 (tree_single_nonzero_warnv_p): Don't handle function local objects
9150 here.
9152 PR c++/72813
9153 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
9154 of c-header.
9156 2017-01-11 David Malcolm <dmalcolm@redhat.com>
9158 PR driver/78877
9159 * opts.c: Include "spellcheck.h"
9160 (struct string_fragment): New struct.
9161 (struct edit_distance_traits<const string_fragment &>): New
9162 struct.
9163 (get_closest_sanitizer_option): New function.
9164 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
9166 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9168 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
9169 by 12.
9170 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
9171 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
9172 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
9173 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
9174 for initial die_offset if dwarf_split_debug_info.
9175 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
9176 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
9177 fields.
9178 (output_skeleton_debug_sections): Formatting fix. Use
9179 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
9180 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
9182 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
9184 * config/arm/cortex-a53.md: Add bypasses for
9185 cortex_a53_r2f_cvt.
9186 (cortex_a53_r2f): Only use for transfers.
9187 (cortex_a53_f2r): Likewise.
9188 (cortex_a53_r2f_cvt): Add reservation for conversions.
9189 (cortex_a53_f2r_cvt): Likewise.
9191 2017-01-11 Tamar Christina <tamar.christina@arm.com>
9193 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
9194 to all inlined functions, change static to extern.
9196 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
9198 PR target/78253
9199 * config/arm/arm.c (legitimize_pic_address): Handle reference to
9200 weak symbol.
9201 (arm_assemble_integer): Likewise.
9203 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
9205 * config.gcc: Use new awk script to check CPU, FPU and architecture
9206 parameters for --with-... options.
9207 * config/arm/parsecpu.awk: New file
9208 * config/arm/arm-cpus.in: New file.
9209 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
9210 files.
9211 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
9212 files.
9213 * config/arm/t-arm: Update dependency rules.
9214 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
9215 of processing .def files.
9216 * config/arm/genopt.sh: Deleted.
9217 * config/arm/gentune.sh: Deleted.
9218 * config/arm/arm-cores.def: Deleted.
9219 * config/arm/arm-arches.def: Deleted.
9220 * config/arm/arm-fpus.def: Deleted.
9221 * config/arm/arm-tune.md: Regenerated.
9222 * config/arm/arm-tables.opt: Regenerated.
9223 * config/arm/arm-cpu.h: New generated file.
9224 * config/arm/arm-cpu-data.h: New generated file.
9225 * config/arm/arm-cpu-cdata.h: New generated file.
9227 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
9229 PR lto/79042
9230 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
9231 bit.
9232 (input_varpool_node): Unpack dynamically_initialized bit.
9234 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
9236 PR rtl-optimization/79032
9237 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
9238 the alignment of the adjusted memory reference against that of MODE,
9239 instead of the alignment of the original memory reference.
9241 2017-01-11 Martin Jambor <mjambor@suse.cz>
9243 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
9244 test.
9245 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
9246 decorated functions.
9248 2017-01-11 Richard Biener <rguenther@suse.de>
9250 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
9251 set range/nonnull info for PHI results. Do not set it on
9252 stmts marked for removal.
9254 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
9256 * expr.c (store_field): In the bitfield case, fetch the return value
9257 from the registers before applying a single big-endian adjustment.
9258 Always do a final load for a BLKmode value not larger than a word.
9260 2017-01-10 David Malcolm <dmalcolm@redhat.com>
9262 PR c++/77949
9263 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9264 that we correctly handle column numbers greater than
9265 LINE_MAP_MAX_COLUMN_NUMBER.
9267 2017-01-10 Martin Sebor <msebor@redhat.com>
9269 PR middle-end/78245
9270 * gimple-ssa-sprintf.c (get_destination_size): Call
9271 {init,fini}object_sizes.
9272 * tree-object-size.c (addr_object_size): Adjust.
9273 (pass_through_call): Adjust.
9274 (pass_object_sizes::execute): Adjust.
9275 * tree-object-size.h (fini_object_sizes): Declare.
9277 2017-01-10 Martin Sebor <msebor@redhat.com>
9279 PR tree-optimization/78775
9280 * builtins.c (get_size_range): Move...
9281 * calls.c: ...to here.
9282 (alloc_max_size): Accept zero argument.
9283 (operand_signed_p): Remove.
9284 (maybe_warn_alloc_args_overflow): Call get_size_range.
9285 * calls.h (get_size_range): Declare.
9287 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
9289 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
9290 from TI's devices.csv file as of September 2016.
9291 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
9293 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
9295 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
9296 * doc/invoke.texi: Likewise.
9297 * doc/md.texi: Likewise.
9298 * doc/objc.texi: Likewise.
9300 2017-01-10 Joshua Conner <joshconner@google.com>
9302 * config/arm/fuchsia-elf.h: New file.
9303 * config/fuchsia.h: New file.
9304 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
9305 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
9306 targets.
9307 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
9309 2016-01-10 Richard Biener <rguenther@suse.de>
9311 PR tree-optimization/79034
9312 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
9313 Propagate out degenerate PHIs in the joiner.
9315 2017-01-10 Martin Liska <mliska@suse.cz>
9317 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
9318 (sort_congruence_classes_by_decl_uid): Likewise.
9319 (sort_congruence_class_groups_by_decl_uid): Likewise.
9320 (sem_item_optimizer::merge_classes): Sort class, groups in these
9321 classes and members in the groups by DECL_UID of declarations.
9322 This would make merge operations stable.
9324 2017-01-10 Martin Liska <mliska@suse.cz>
9326 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
9327 usage of m_classes_vec.
9328 (sem_item_optimizer::~sem_item_optimizer): Likewise.
9329 (sem_item_optimizer::get_group_by_hash): Likewise.
9330 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
9331 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
9332 (sem_item_optimizer::verify_classes): Likewise.
9333 (sem_item_optimizer::process_cong_reduction): Likewise.
9334 (sem_item_optimizer::dump_cong_classes): Likewise.
9335 (sem_item_optimizer::merge_classes): Likewise.
9336 * ipa-icf.h (congruence_class_hash): Rename from
9337 congruence_class_group_hash. Remove declaration of m_classes_vec.
9339 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
9341 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
9342 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
9343 * config.gcc: Add avx512vpopcntdqintrin.h.
9344 * config/i386/avx512vpopcntdqintrin.h: New.
9345 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
9346 * config/i386/i386-builtin-types.def: Add new types.
9347 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
9348 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
9349 __builtin_ia32_vpopcountq_v8di_mask): New.
9350 * config/i386/i386-c.c (ix86_target_macros_internal): Define
9351 __AVX512VPOPCNTDQ__.
9352 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
9353 (PTA_AVX512VPOPCNTDQ): Define.
9354 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
9355 TARGET_AVX512VPOPCNTDQ_P): Define.
9356 * config/i386/i386.opt: Add mavx512vpopcntdq.
9357 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
9358 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
9360 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9362 PR middle-end/77484
9363 * predict.def (PRED_CALL): Set to 67.
9365 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
9367 * expr.c (store_field): In the bitfield case, if the value comes from
9368 a function call and is of an aggregate type returned in registers, do
9369 not modify the field mode; extract the value in all cases if the mode
9370 is BLKmode and the size is not larger than a word.
9372 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
9374 PR target/71017
9375 * config/i386/cpuid.h: Fix undefined behavior.
9377 2017-01-04 Jeff Law <law@redhat.com>
9379 PR tree-optimization/79007
9380 PR tree-optimization/67955
9381 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
9382 conservative for pt.null when flag_non_call_exceptions is on.
9384 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9386 PR translation/79019
9387 PR translation/79020
9388 * params.def (PARAM_INLINE_MIN_SPEEDUP,
9389 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
9390 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
9391 in descriptions.
9392 * config/avr/avr.opt (maccumulate-args): Likewise.
9393 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
9394 * common.opt (freport-bug): Likewise.
9395 * cif-code.def (CIF_FINAL_ERROR): Likewise.
9396 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
9397 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
9398 translatable string.
9399 * config/i386/i386.c (function_value_32): Likewise.
9400 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
9401 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
9402 Likewise.
9403 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
9404 * common/config/msp430/msp430-common.c (msp430_handle_option):
9405 Likewise.
9406 * symtab.c (symtab_node::verify_base): Likewise.
9407 * opts.c (set_debug_level): Likewise.
9408 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
9409 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9410 missing whitespace to translatable strings.
9411 * config/avr/avr.md (bswapsi2): Fix typo in comment.
9412 * config/sh/superh.h: Likewise.
9413 * config/i386/xopintrin.h: Likewise.
9414 * config/i386/znver1.md: Likewise.
9415 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
9416 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
9417 * double-int.h (struct double_int): Likewise.
9418 * double-int.c (div_and_round_double): Likewise.
9419 * wide-int.cc: Likewise.
9420 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
9421 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
9422 * cfgcleanup.c (crossjumps_occured): Renamed to ...
9423 (crossjumps_occurred): ... this.
9424 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
9425 Adjust all uses.
9427 PR tree-optimization/78899
9428 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
9429 returning bool return struct loop *, NULL for failure and the new
9430 loop on success.
9431 (versionable_outer_loop_p): Don't version outer loop if it has
9432 dont_vectorized bit set.
9433 (tree_if_conversion): When versioning outer loop, ensure
9434 tree_if_conversion is performed also on the inner loop of the
9435 non-vectorizable outer loop copy.
9436 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
9437 LOOP_VECTORIZED in inner loop of the scalar outer loop and
9438 prevent vectorization of it.
9439 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
9440 the outer loop vectorization of the non-scalar version is attempted
9441 before vectorization of the inner loop in scalar version. If
9442 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
9443 vectorization of its inner loop.
9444 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
9445 has 2 inner loops, rename also on edges from bb whose single pred
9446 is outer_loop->header. Fix typo in function comment.
9448 2017-01-09 Martin Sebor <msebor@redhat.com>
9450 PR bootstrap/79033
9451 * asan.c (asan_emit_stack_protection): Increase local buffer size
9452 to avoid snprintf truncation warning.
9454 2017-01-09 Andrew Pinski <apinski@cavium.com>
9456 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
9457 to reference thunderx2t99 for the tuning structure
9458 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
9459 Rename to ...
9460 (thunderx2t99_extra_costs): This.
9461 * config/aarch64/aarch64-tune.md: Regenerate.
9462 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
9463 (vulcan_addrcost_table): This.
9464 (vulcan_regmove_cost): Rename to ...
9465 (thunderx2t99_regmove_cost): This.
9466 (vulcan_vector_cost): Rename to ...
9467 (thunderx2t99_vector_cost): this.
9468 (vulcan_branch_cost): Rename to ...
9469 (thunderx2t99_branch_cost): This.
9470 (vulcan_tunings): Rename to ...
9471 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
9472 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
9474 2017-01-09 Martin Jambor <mjambor@suse.cz>
9476 PR ipa/78365
9477 PR ipa/78599
9478 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
9479 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
9480 (propagate_vr_accross_jump_function): Use the above function for all
9481 value range computations for pass-through jump functions and type
9482 converasion from explicit value range values.
9483 (ipcp_propagate_stage): Do not attempt to deduce types of formal
9484 parameters from TYPE_ARG_TYPES.
9485 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
9486 (ipa_write_node_info): Stream type of the actual argument.
9487 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
9489 2017-01-09 Martin Liska <mliska@suse.cz>
9491 PR pch/78970
9492 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
9493 (lookup_compiler): Do not show error message with have_E.
9495 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9497 PR tree-optimization/78938
9498 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
9499 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
9500 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
9501 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
9502 fixes.
9504 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9506 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
9507 is const0_rtx.
9509 2017-01-09 Richard Biener <rguenther@suse.de>
9511 PR tree-optimization/78997
9512 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
9513 name condition properly.
9515 2017-01-09 Richard Biener <rguenther@suse.de>
9517 PR debug/79000
9518 * dwarf2out.c (is_cxx): New overload with context.
9519 (is_naming_typedef_decl): Use it.
9521 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9523 * invoke.texi (Option Summary): Correct spacing in option lists
9524 and add line breaks to fix over-long lines.
9526 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9528 PR middle-end/17660
9530 * extend.texi (Common Variable Attributes): Add xref to GCC
9531 Internals manual to explain mode attribute keywords.
9533 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9535 PR other/16519
9536 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9537 and Preprocessor Options.
9538 (Options for Linking): Document -pthread here....
9539 (RS/6000 and PowerPC Options): ...not here.
9540 (Solaris 2 Options): ...or here.
9541 * doc/cppopts.texi: Document -pthread.
9543 2017-01-08 Martin Sebor <msebor@redhat.com>
9545 PR middle-end/77708
9546 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
9547 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
9548 New member functions.
9549 (format_directive): Used them.
9550 (add_bytes): Same.
9551 (pass_sprintf_length::handle_gimple_call): Same.
9552 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
9553 to avoid truncation for any argument.
9554 (extract_affine_mul): Same.
9555 * tree.c (get_file_function_name): Same.
9557 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9559 PR middle-end/77484
9560 * predict.def (PRED_INDIR_CALL): Set to 86.
9562 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9564 PR preprocessor/54124
9565 * doc/cppopts.texi: Reformat -d subtable to list the full name
9566 of the options. Add cross-reference to the docs for the general
9567 compiler -d options.
9568 * doc/invoke.texi (Developer Options): Add cross-reference to the
9569 preprocessor-specific -d option documentation.
9571 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9573 PR preprocessor/13498
9574 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
9575 redudant material, and reflect new command-line options.
9576 (System Headers): Likewise.
9578 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
9580 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
9581 -isystem, and -idirafter. Copy-edit.
9582 * doc/cppopts.texi: Copy-edit. Remove contradiction about
9583 default for -ftrack-macro-expansion. Delete obsolete and
9584 badly-formatted implementation details about -fdebug-cpp output.
9585 * doc/cppwarnopts.texi: Copy-edit.
9587 2017-01-07 David Malcolm <dmalcolm@redhat.com>
9589 PR c++/72803
9590 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9591 that the transition from a max line width >= 1<<10 to narrower
9592 lines works correctly.
9594 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
9596 * doc/options.texi (PerFunction): New.
9597 * opt-functions.awk (switch_flags): Map both Optimization and
9598 PerFunction to CL_OPTIMIZATION.
9599 * opth-gen.awk: Test for PerFunction flag along with
9600 Optimization.
9601 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
9602 it only when the latter is present. Skip those that don't in
9603 the hash function generator.
9604 * common.opt (fvar-tracking): Mark as PerFunction instead of
9605 Optimization.
9606 (fvar-tracking-assignments): Likewise.
9607 (fvar-tracking-assignments-toggle): Likewise.
9608 (fvar-tracking-uninit): Likewise.
9610 2017-01-07 Jakub Jelinek <jakub@redhat.com>
9612 PR translation/79018
9613 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
9614 the and store.
9616 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
9618 PR target/57583
9619 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
9620 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
9621 TARGET_LONG_JUMP_TABLE_OFFSETS.
9622 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
9623 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
9624 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
9625 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
9626 * config/m68k/m68k.md (tablejump expander): Likewise.
9627 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
9628 TARGET_LONG_JUMP_TABLE_OFFSETS.
9629 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
9630 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
9632 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
9633 David Holsgrove <david.holsgrove@xilinx.com>
9635 * common/config/microblaze/microblaze-common.c
9636 (TARGET_EXCEPT_UNWIND_INFO): Remove.
9637 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
9638 New prototype.
9639 * config/microblaze/microblaze.c (microblaze_must_save_register)
9640 (microblaze_expand_epilogue, microblaze_return_addr): Handle
9641 calls_eh_return.
9642 (microblaze_eh_return): New function.
9643 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
9644 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
9645 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
9646 * config/microblaze/microblaze.md (eh_return): New pattern.
9648 2017-01-06 Jakub Jelinek <jakub@redhat.com>
9650 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
9651 GCC_DIAGNOSTIC_STRINGIFY): Define.
9653 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
9655 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9657 * config/arm/arm.md (<mcrr>): New.
9658 (<mrrc>): New.
9659 * config/arm/arm.c (arm_arch5te): New.
9660 (arm_option_override): Set arm_arch5te.
9661 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
9662 and mrrc2.
9663 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
9664 (arm_mcrr_qualifiers): ... this. New.
9665 (MRRC_QUALIFIERS): Define to...
9666 (arm_mrrc_qualifiers): ... this. New.
9667 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
9668 __arm_mrrc2): New.
9669 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
9670 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
9671 (MRRCI, mrrc, MRRC): New.
9672 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
9673 VUNSPEC_MRRC2): New.
9675 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9677 * config/arm/arm.md (<mcr>): New.
9678 (<mrc>): New.
9679 * config/arm/arm.c (arm_coproc_builtin_available): Add
9680 support for mcr, mrc, mcr2 and mrc2.
9681 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
9682 (arm_mcr_qualifiers): ... this. New.
9683 (MRC_QUALIFIERS): Define to ...
9684 (arm_mrc_qualifiers): ... this. New.
9685 (MCR_QUALIFIERS): Define to ...
9686 (arm_mcr_qualifiers): ... this. New.
9687 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
9688 __arm_mrc2): New.
9689 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
9690 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
9691 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
9692 VUNSPEC_MRC2): New.
9694 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9696 * config/arm/arm.md (*ldc): New.
9697 (*stc): New.
9698 (<ldc>): New.
9699 (<stc>): New.
9700 * config/arm/arm.c (arm_coproc_builtin_available): Add
9701 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
9702 (arm_coproc_ldc_stc_legitimate_address): New.
9703 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
9704 'qualifier_const_pointer'.
9705 (LDC_QUALIFIERS): Define to...
9706 (arm_ldc_qualifiers): ... this. New.
9707 (STC_QUALIFIERS): Define to...
9708 (arm_stc_qualifiers): ... this. New.
9709 * config/arm/arm-protos.h
9710 (arm_coproc_ldc_stc_legitimate_address): New.
9711 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
9712 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
9713 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
9714 stc2, stcl, stc2l): New.
9715 * config/arm/constraints.md (Uz): New.
9716 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
9717 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
9718 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
9719 VUNSPEC_STC2L): New.
9721 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9723 * config/arm/arm.md (<cdp>): New.
9724 * config/arm/arm.c (neon_const_bounds): Rename this ...
9725 (arm_const_bounds): ... this.
9726 (arm_coproc_builtin_available): New.
9727 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
9728 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
9729 (CDP_QUALIFIERS): Define to...
9730 (arm_cdp_qualifiers): ... this. New.
9731 (void_UP): Define.
9732 (arm_expand_builtin_args): Add case for 6 arguments.
9733 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
9734 (arm_const_bounds): ... this.
9735 (arm_coproc_builtin_available): New.
9736 * config/arm/arm_acle.h (__arm_cdp): New.
9737 (__arm_cdp2): New.
9738 * config/arm/arm_acle_builtins.def (cdp): New.
9739 (cdp2): New.
9740 * config/arm/iterators.md (CDPI,CDP,cdp): New.
9741 * config/arm/neon.md: Rename all 'neon_const_bounds' to
9742 'arm_const_bounds'.
9743 * config/arm/types.md (coproc): New.
9744 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
9745 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
9746 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
9747 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
9749 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9751 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
9752 (UBINOP_QUALIFIERS): New.
9753 (si_UP): Define.
9754 (acle_builtin_data): New. Change comment.
9755 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
9756 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
9757 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
9758 arm_acle_builtins.def.
9759 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
9760 (arm_init_acle_builtins): New.
9761 (CRC32_BUILTIN): Remove.
9762 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
9763 crc32cb, crc32ch and crc32cw.
9764 (arm_init_crc32_builtins): Remove.
9765 (arm_init_builtins): Use arm_init_acle_builtins rather
9766 than arm_init_crc32_builtins.
9767 (arm_expand_acle_builtin): New.
9768 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
9769 * config/arm/arm_acle_builtins.def: New.
9771 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
9773 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
9774 (arm_builtin_datum): ... this.
9775 (arm_init_neon_builtin): Rename to ...
9776 (arm_init_builtin): ... this. Add a new parameters PREFIX
9777 and USE_SIG_IN_NAME.
9778 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
9779 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
9780 'arm_builtin_datum'.
9781 (arm_init_vfp_builtins): Likewise.
9782 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
9783 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
9784 (arm_expand_neon_args): Rename to ...
9785 (arm_expand_builtin_args): ... this. Rename builtin_arg
9786 enum values and differentiate between ARG_BUILTIN_MEMORY
9787 and ARG_BUILTIN_NEON_MEMORY.
9788 (arm_expand_neon_builtin_1): Rename to ...
9789 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
9790 values, arm_expand_builtin_args and add bool parameter NEON.
9791 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
9792 (arm_expand_vfp_builtin): Likewise.
9793 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
9795 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9797 PR middle-end/77484
9798 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
9799 * predict.c (tree_estimate_probability_bb): Reverse direction of
9800 polymorphic call predictor.
9802 2017-01-06 David Malcolm <dmalcolm@redhat.com>
9804 * passes.c (execute_one_pass): Split out pass-skipping logic into...
9805 (determine_pass_name_match): ...this new function and...
9806 (should_skip_pass_p): ...this new function.
9808 2017-01-06 Nathan Sidwell <nathan@acm.org>
9810 * ipa-visibility.c (function_and_variable_visibility): Reformat
9811 comments and long lines. Remove extrneous if.
9812 * symtab.c (symtab_node::make_decl_local): Fix code format.
9813 (symtab_node::set_section_for_node): Fix comment typo.
9815 2017-01-06 Martin Liska <mliska@suse.cz>
9817 PR bootstrap/79003
9818 * lra-constraints.c: Rename invariant to lra_invariant.
9819 * predict.c (set_even_probabilities): Initialize e to NULL.
9821 2017-01-05 Martin Sebor <msebor@redhat.com>
9823 PR tree-optimization/78910
9824 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
9825 (format_integer): Correct off-by-one error in the handling
9826 of precision with negative numbers in signed conversions..
9828 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
9830 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
9832 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9834 PR tree-optimization/71016
9835 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
9836 factor_out_conditional_conversion. Formatting fix.
9837 (factor_out_conditional_conversion): Add cond_stmt argument.
9838 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
9839 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
9840 Formatting fix.
9842 2017-01-05 David Malcolm <dmalcolm@redhat.com>
9844 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
9845 read-rtl-function.o, and selftest-rtl.o.
9846 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
9847 (selftest::aarch64_test_loading_full_dump): New function.
9848 (selftest::aarch64_run_selftests): New function.
9849 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
9850 selftest::aarch64_run_selftests.
9851 * config/i386/i386.c
9852 (selftest::ix86_test_loading_dump_fragment_1): New function.
9853 (selftest::ix86_test_loading_call_insn): New function.
9854 (selftest::ix86_test_loading_full_dump): New function.
9855 (selftest::ix86_test_loading_unspec): New function.
9856 (selftest::ix86_run_selftests): Call the new functions.
9857 * emit-rtl.c (maybe_set_max_label_num): New function.
9858 * emit-rtl.h (maybe_set_max_label_num): New decl.
9859 * function.c (instantiate_decls): Guard call to
9860 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
9861 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
9862 "static".
9863 * gensupport.c (gen_reader::gen_reader): Pass "false"
9864 for new "compact" param of rtx_reader.
9865 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
9866 rather than an empty string for NULL strings.
9867 * read-md.c: Potentially include config.h rather than bconfig.h.
9868 Wrap include of errors.h with #ifdef GENERATOR_FILE.
9869 (have_error): New global, copied from errors.c.
9870 (md_reader::read_name): Rename to...
9871 (md_reader::read_name_1): ...this, adding "out_loc" param,
9872 and converting "missing name or number" to returning false, rather
9873 than failing.
9874 (md_reader::read_name): Reimplement in terms of read_name_1.
9875 (md_reader::read_name_or_nil): New function.
9876 (md_reader::read_string): Handle "(nil)" by returning NULL.
9877 (md_reader::md_reader): Add new param "compact".
9878 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9879 (md_reader::read_file): New method.
9880 * read-md.h (md_reader::md_reader): Add new param "compact".
9881 (md_reader::read_file): New method.
9882 (md_reader::is_compact): New accessor.
9883 (md_reader::read_name): Convert return type from void to file_location.
9884 (md_reader::read_name_or_nil): New decl.
9885 (md_reader::read_name_1): New decl.
9886 (md_reader::m_compact): New field.
9887 (noop_reader::noop_reader): Pass "false" for new "compact" param
9888 of rtx_reader.
9889 (rtx_reader::rtx_reader): Add new "compact" param.
9890 (rtx_reader::read_rtx_operand): Make virtual and convert return
9891 type from void to rtx.
9892 (rtx_reader::read_until): New decl.
9893 (rtx_reader::handle_any_trailing_information): New virtual function.
9894 (rtx_reader::postprocess): New virtual function.
9895 (rtx_reader::finalize_string): New virtual function.
9896 (rtx_reader::m_in_call_function_usage): New field.
9897 (rtx_reader::m_reuse_rtx_by_id): New field.
9898 * read-rtl-function.c: New file.
9899 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9900 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9901 (selftest::verify_three_block_rtl_cfg): New decl.
9902 * read-rtl-function.h: New file.
9903 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9904 For host, include function.h, memmodel.h, and emit-rtl.h.
9905 (one_time_initialization): New function.
9906 (struct compact_insn_name): New struct.
9907 (compact_insn_names): New array.
9908 (find_code): Handle insn codes in compact dumps.
9909 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9910 (bind_subst_iter_and_attr): Likewise.
9911 (add_condition_to_string): Likewise.
9912 (add_condition_to_rtx): Likewise.
9913 (apply_attribute_uses): Likewise.
9914 (add_current_iterators): Likewise.
9915 (apply_iterators): Likewise.
9916 (initialize_iterators): Guard usage of apply_subst_iterator with
9917 #ifdef GENERATOR_FILE.
9918 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9919 (md_reader::read_mapping): Likewise.
9920 (add_define_attr_for_define_subst): Likewise.
9921 (add_define_subst_attr): Likewise.
9922 (read_subst_mapping): Likewise.
9923 (check_code_iterator): Likewise.
9924 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9925 logic to...
9926 (one_time_initialization): New function.
9927 (rtx_reader::read_until): New method.
9928 (read_flags): New function.
9929 (parse_reg_note_name): New function.
9930 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9931 Handle reuse_rtx ids.
9932 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9933 Add parsing support for RTL dumps, mirroring the special-cases in
9934 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9935 values, and calling handle_any_trailing_information.
9936 (rtx_reader::read_rtx_operand): Convert return type from void
9937 to rtx, returning return_rtx. Handle case 'e'. Call
9938 finalize_string on XSTR and XTMPL fields.
9939 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9940 "(nil)" values were omitted. Call the postprocess vfunc on the
9941 return_rtx.
9942 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9943 class ctor. Initialize m_in_call_function_usage. Call
9944 one_time_initialization.
9945 * rtl-tests.c (selftest::test_uncond_jump): Call
9946 set_new_first_and_last_insn.
9947 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9948 * selftest-rtl.c: New file.
9949 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9950 (selftest::get_insn_by_uid): New decl.
9951 * selftest-run-tests.c (selftest::run_tests): Call
9952 read_rtl_function_c_tests.
9953 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9954 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9955 dumps.
9957 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9959 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9960 operands in a special way. Assert that pos+len <= mode precision.
9962 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9964 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9965 3 argument Alias with unlimited for the negative form.
9966 (fno-vect-cost-model): Removed.
9968 2017-01-05 Martin Liska <mliska@suse.cz>
9970 * hsa-gen.c (gen_hsa_divmod): New function.
9971 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9973 2017-01-05 Martin Liska <mliska@suse.cz>
9975 PR pch/78970
9976 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9977 header.
9979 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9981 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9982 small constant length operands.
9984 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9986 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9987 between loop iterations.
9989 2017-01-05 Martin Liska <mliska@suse.cz>
9991 PR sanitizer/78815
9992 * gimplify.c (gimplify_decl_expr): Compare to
9993 asan_poisoned_variables instread of checking flags.
9994 (gimplify_target_expr): Likewise.
9995 (gimplify_expr): Likewise.
9996 (gimplify_function_tree): Conditionally initialize
9997 asan_poisoned_variables.
9999 2017-01-04 Jeff Law <law@redhat.com>
10001 PR tree-optimizatin/78812
10002 * rtl.h (contains_mem_rtx_p): Prototype.
10003 * ifcvt.c (containts_mem_rtx_p): Move from here to...
10004 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
10005 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
10006 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
10007 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
10009 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10011 * input.c (assert_char_at_range): Default-initialize actual_range.
10013 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10015 * df-scan.c (df_ref_create_structure): Make regno unsigned,
10016 to match the caller.
10018 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10020 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
10021 insns after final jump in test to emit dummy move.
10023 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10025 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
10026 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
10028 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10030 * multiple_target.c (create_dispatcher_calls): Init e_next.
10031 * tree-ssa-loop-split.c (split_loop): Init border.
10032 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
10033 scalar_type.
10035 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10037 PR target/71977
10038 PR target/70568
10039 PR target/78823
10040 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
10041 (altivec_register_operand): Do not return true if the operand
10042 contains a SUBREG mixing SImode and SFmode.
10043 (vsx_register_operand): Likewise.
10044 (vsx_reg_sfsubreg_ok): New predicate.
10045 (vfloat_operand): Do not return true if the operand contains a
10046 SUBREG mixing SImode and SFmode.
10047 (vint_operand): Likewise.
10048 (vlogical_operand): Likewise.
10049 (gpc_reg_operand): Likewise.
10050 (int_reg_operand): Likewise.
10051 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
10052 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
10053 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
10054 SImode and SFmode.
10055 (rs6000_emit_move_si_sf_subreg): New helper function.
10056 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
10057 fixup SUBREGs involving SImode and SFmode.
10058 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
10059 numbers for the new peephole2 optimization.
10060 (peephole2 for SFmode unions): New peephole2 to optimize cases in
10061 the GLIBC math library that do AND/IOR/XOR operations on single
10062 precision floating point.
10063 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
10064 target macros to say whether we need to avoid SUBREGs mixing
10065 SImode and SFmode.
10066 (TARGET_ALLOW_SF_SUBREG): Likewise.
10067 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
10068 (UNSPEC_SI_FROM_SF): Likewise.
10069 (iorxor): Change spacing.
10070 (and_ior_xor): New iterator for AND, IOR, and XOR.
10071 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
10072 (movdi_from_sf_zero_ext): Likewise.
10073 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
10074 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
10075 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
10076 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
10077 (fms<mode>4): Likewise.
10078 (fnma<mode>4): Likewise.
10079 (fnms<mode>4): Likewise.
10080 (nfma<mode>4): Likewise.
10081 (nfms<mode>4): Likewise.
10083 2017-01-04 Marek Polacek <polacek@redhat.com>
10085 PR c++/64767
10086 * doc/invoke.texi: Document -Wpointer-compare.
10088 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10090 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
10091 RejectNegative.
10093 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
10094 descriptions for -gdwarf-5 and emit them as uleb128 instead of
10095 2-byte data.
10097 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
10099 PR target/78056
10100 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
10101 documentation of the powerpc_popcntb_ok attribute.
10102 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10103 code to issue warning messages if a requested CPU configuration is
10104 not supported by the binary (assembler and loader) toolchain.
10105 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
10106 made to define a built-in function that has been disabled.
10107 (paired_init_builtins): Add assertion to prevent ICE if attempt is
10108 made to define a built-in function that has been disabled.
10109 (altivec_init_builtins): Add comment explaining why definition
10110 of the DST built-in functions is not preceded by an assertion
10111 check. Add assertions to prevent ICE if attempts are made to
10112 define an altivec predicate or an abs* built-in function that has
10113 been disabled.
10114 (htm_init_builtins): Add comment explaining why definition of the
10115 htm built-in functions is not preceded by an assertion check.
10117 2017-01-04 Jeff Law <law@redhat.com>
10119 PR tree-optimizatin/67955
10120 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
10121 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
10122 the points-to solution does not include pt_null. Use DECL_PT_UID
10123 unconditionally.
10125 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
10127 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
10128 Use gen_int_mode instead of gen_lopwart for const_int operands.
10130 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10132 PR tree-optimization/71563
10133 * match.pd: Simplify X << Y into X if Y is known to be 0 or
10134 out of range value - has low bits known to be zero.
10136 2017-01-04 Alan Modra <amodra@gmail.com>
10138 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
10139 * configure: Regenerate.
10140 * config.in: Regenerate.
10142 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10144 PR bootstrap/77569
10145 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
10146 a substring of the message, but strcmp with the whole message. Ifdef
10147 ENABLE_NLS, translate the message first using dgettext.
10149 2017-01-03 Jeff Law <law@redhat.com>
10151 PR tree-optimizatin/78856
10152 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
10153 (mark_threaded_blocks): Remove code to truncate thread paths that
10154 cross multiple loop headers. Instead invalidate the cached loop
10155 iteration information and handle case of a thread path walking
10156 into an irreducible region.
10158 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10160 PR target/78900
10161 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
10162 assertions. Add support for doing the signbit if the IEEE 128-bit
10163 floating point value is in a GPR.
10164 * config/rs6000/rs6000.md (Fsignbit): Delete.
10165 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
10166 Update the length attribute if the value is in a GPR.
10167 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
10168 the sign or zero extension instruction, since the value is always 0/1.
10169 (signbit<mode>2_dm2): Delete using <Fsignbit>.
10171 PR target/78953
10172 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
10173 extracting SImode to a GPR register so that we can generate a
10174 store, limit the vector to be in a traditional Altivec register
10175 for the vextuwrx instruction.
10177 2017-01-03 Ian Lance Taylor <iant@google.com>
10179 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
10181 2017-01-03 Martin Sebor <msebor@redhat.com>
10183 PR tree-optimization/78696
10184 * gimple-ssa-sprintf.c (format_floating): Correct handling of
10185 precision. Use MPFR for %f for greater fidelity. Correct handling
10186 of %g.
10187 (pass_sprintf_length::compute_format_length): Set width and precision
10188 specified by asrerisk to void_node for vararg functions.
10189 (try_substitute_return_value): Adjust dump output.
10191 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
10193 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
10195 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
10197 * doc/invoke.texi (SPARC options): Document -mlra as the default.
10198 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
10199 -mlra/-mno-lra was passed to the compiler.
10201 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
10203 PR rtl-optimization/65618
10204 * emit-rtl.c (try_split): Move initialization of "before" and
10205 "after" to just before the call to emit_insn_after_setloc.
10207 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10209 * doc/md.texi (Standard Names): Remove reference to Java frontend.
10211 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
10213 * dwarf2out.c (gen_enumeration_type_die): When
10214 -gno-strict-dwarf, add a DW_AT_encoding attribute.
10216 2017-01-03 Jakub Jelinek <jakub@redhat.com>
10218 PR tree-optimization/78965
10219 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10220 Change first argument from const call_info & to call_info &. For %n
10221 set info.nowrite to false.
10223 PR middle-end/78901
10224 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
10225 possibly throwing calls.
10227 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
10228 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
10229 and fns handling, rather than in a separate case SSA_NAME.
10231 2017-01-02 Jeff Law <law@redhat.com>
10233 * config/darwin-driver.c (darwin_driver_init): Const-correctness
10234 fixes for first_period and second_period variables.
10236 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
10238 PR target/78967
10239 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
10240 (*insvqi_1): New insn pattern.
10241 (*insvqi_1_mem_rex64): Ditto.
10242 (*insvqi_2): Ditto.
10243 (*insvqi_3): Rename from *insvqi.
10245 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
10247 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10249 * doc/cfg.texi (Edges): Remove reference to Java.
10250 (Maintaining the CFG): Ditto.
10252 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10254 PR middle-end/77674
10255 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
10256 transparent aliases.
10258 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10260 PR middle-end/77484
10261 * predict.def (PRED_CALL): Update hitrate.
10262 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
10263 * predict.c (tree_estimate_probability_bb): Split CALL predictor
10264 into direct/indirect/polymorphic variants.
10266 2017-01-01 Jakub Jelinek <jakub@redhat.com>
10268 Update copyright years.
10270 * gcc.c (process_command): Update copyright notice dates.
10271 * gcov-dump.c (print_version): Ditto.
10272 * gcov.c (print_version): Ditto.
10273 * gcov-tool.c (print_version): Ditto.
10274 * gengtype.c (create_file): Ditto.
10275 * doc/cpp.texi: Bump @copying's copyright year.
10276 * doc/cppinternals.texi: Ditto.
10277 * doc/gcc.texi: Ditto.
10278 * doc/gccint.texi: Ditto.
10279 * doc/gcov.texi: Ditto.
10280 * doc/install.texi: Ditto.
10281 * doc/invoke.texi: Ditto.
10282 \f
10283 Copyright (C) 2017 Free Software Foundation, Inc.
10285 Copying and distribution of this file, with or without modification,
10286 are permitted in any medium without royalty provided the copyright
10287 notice and this notice are preserved.