1 2018-07-31 Ian Lance Taylor <iant@golang.org>
3 * targhooks.c (default_have_speculation_safe_value): Add
6 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
8 * targhooks.h (speculation_safe_value_not_needed): New prototype.
9 * targhooks.c (speculation_safe_value_not_needed): New function.
10 * target.def (have_speculation_safe_value): Update documentation.
11 * doc/tm.texi: Regenerated.
13 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
15 * config/aarch64/iterators.md (ALLI_TI): New iterator.
16 * config/aarch64/aarch64.md (despeculate_copy<ALLI_TI:mode>): New
18 (despeculate_copy<ALLI:mode>_insn): New insn.
19 (despeculate_copyti_insn): New insn.
20 (despeculate_simple<ALLI:mode>): New insn
21 (despeculate_simpleti): New insn.
22 * config/aarch64/aarch64.c (aarch64_speculation_safe_value): New
24 (TARGET_SPECULATION_SAFE_VALUE): Redefine to
25 aarch64_speculation_safe_value.
26 (aarch64_print_operand): Handle const0_rtx in modifier 'H'.
28 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
30 * config/aarch64/aarch64-speculation.cc: New file.
31 * config/aarch64/aarch64-passes.def (pass_track_speculation): Add
32 before pass_reorder_blocks.
33 * config/aarch64/aarch64-protos.h (make_pass_track_speculation): Add
35 * config/aarch64/aarch64.c (aarch64_conditional_register_usage): Fix
36 X14 and X15 when tracking speculation.
37 * config/aarch64/aarch64.md (register name constants): Add
38 SPECULATION_TRACKER_REGNUM and SPECULATION_SCRATCH_REGNUM.
39 (unspec): Add UNSPEC_SPECULATION_TRACKER.
40 (speculation_barrier): New insn attribute.
41 (cmp<mode>): Allow SP in comparisons.
42 (speculation_tracker): New insn.
43 (speculation_barrier): Add speculation_barrier attribute.
44 * config/aarch64/t-aarch64: Add make rule for aarch64-speculation.o.
45 * config.gcc (aarch64*-*-*): Add aarch64-speculation.o to extra_objs.
46 * doc/invoke.texi (AArch64 Options): Document -mtrack-speculation.
48 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
50 * config/aarch64/aarch64.md (cb<optab><mode>1): Disable when
51 aarch64_track_speculation is true.
52 (tb<optab><mode>1): Likewise.
53 * config/aarch64/aarch64.c (aarch64_split_compare_regs): Do not
54 generate CB[N]Z when tracking speculation.
55 (aarch64_split_compare_and_swap): Likewise.
56 (aarch64_split_atomic_op): Likewise.
58 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
60 * config/aarch64/aarch64.opt (mtrack-speculation): New target option.
62 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
64 * config/aarch64.md (unspecv): Add UNSPECV_SPECULAION_BARRIER.
65 (speculation_barrier): New insn.
67 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
69 * config/arm/unspecs.md (unspecv): Add VUNSPEC_SPECULATION_BARRIER.
70 * config/arm/arm.md (speculation_barrier): New expand.
71 (speculation_barrier_insn): New pattern.
73 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
75 * builtin-types.def (BT_FN_PTR_PTR_VAR): New function type.
76 (BT_FN_I1_I1_VAR, BT_FN_I2_I2_VAR, BT_FN_I4_I4_VAR): Likewise.
77 (BT_FN_I8_I8_VAR, BT_FN_I16_I16_VAR): Likewise.
78 * builtin-attrs.def (ATTR_NOVOPS_NOTHROW_LEAF_LIST): New attribute
80 * builtins.def (BUILT_IN_SPECULATION_SAFE_VALUE_N): New builtin.
81 (BUILT_IN_SPECULATION_SAFE_VALUE_PTR): New internal builtin.
82 (BUILT_IN_SPECULATION_SAFE_VALUE_1): Likewise.
83 (BUILT_IN_SPECULATION_SAFE_VALUE_2): Likewise.
84 (BUILT_IN_SPECULATION_SAFE_VALUE_4): Likewise.
85 (BUILT_IN_SPECULATION_SAFE_VALUE_8): Likewise.
86 (BUILT_IN_SPECULATION_SAFE_VALUE_16): Likewise.
87 * builtins.c (expand_speculation_safe_value): New function.
88 (expand_builtin): Call it.
89 * doc/cpp.texi: Document predefine __HAVE_SPECULATION_SAFE_VALUE.
90 * doc/extend.texi: Document __builtin_speculation_safe_value.
91 * doc/md.texi: Document "speculation_barrier" pattern.
92 * doc/tm.texi.in: Pull in TARGET_SPECULATION_SAFE_VALUE and
93 TARGET_HAVE_SPECULATION_SAFE_VALUE.
94 * doc/tm.texi: Regenerated.
95 * target.def (have_speculation_safe_value, speculation_safe_value): New
97 * targhooks.c (default_have_speculation_safe_value): New function.
98 (default_speculation_safe_value): New function.
99 * targhooks.h (default_have_speculation_safe_value): Add prototype.
100 (default_speculation_safe_value): Add prototype.
102 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
104 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
105 Emit CBNZ inside loop when doing a strong exchange and comparing
106 against zero. Generate the CC flags after the loop.
108 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
110 PR rtl-optimization/68664
111 * config/arm/arm.c (arm_sched_can_speculate_insn):
112 New function. Declare prototype.
113 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
115 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
117 * config/aarch64/aarch64.c: Delete inclusion of
118 cortex-a57-fma-steering.h.
119 (aarch64_override_options): Delete call
120 to aarch64_register_fma_steering.
121 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
122 * config/aarch64/cortex-a57-fma-steering.h: Delete.
123 * config/aarch64/aarch64-passes.def: New file.
124 * config/aarch64/cortex-a57-fma-steering.c
125 (aarch64_register_fma_steering): Delete definition.
126 (make_pass_fma_steering): Remove static qualifier.
127 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
128 (cortex-a57-fma-steering.o): Remove dependency on
129 cortex-a57-fma-steering.h.
131 2017-07-06 Vyacheslav Barinov <v.barinov@samsung.com>
133 * tree.def: Add STATEMENT_LIST_END tree code.
134 * tree.c: Add STATEMENT_LIST_END handling as TS_COMMON.
135 * gimplify.c (gimplify_expr): Use STATEMENT_LIST_END location to
136 provide right information for try_finally_expr.
137 * tree-eh.c (lower_try_finally_onedest): Set finally location
138 accordingly to location of last statement in cleanup.
139 * gimple.c (DEFTREECODE): handle STATEMENT_LIST_END as appropriate
141 * cp/constraint.cc (check_function_concept): Handle concept
142 definitions with STATEMENT_LIST_END.
143 * cp/error.c (dump_expr): Add STATEMENT_LIST_END support.
144 * fold-const.c (operand_equal_p): Add STATEMENT_LIST_END support.
145 * c-family/c-semantics.c (pop_stmt_list): Support single-statement
146 lists extraction with STATEMENT_LIST_END in the end.
148 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
150 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
151 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
153 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
155 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
156 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
157 ASAN_STACK_MAGIC_MIDDLE.
158 (asan_global_struct): Increase the size of fields.
159 (asan_add_global): Add new field constructor.
161 2017-06-27 Jakub Jelinek <jakub@redhat.com>
164 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
166 2017-06-21 Jakub Jelinek <jakub@redhat.com>
168 Backported from mainline
169 2017-06-20 Jakub Jelinek <jakub@redhat.com>
172 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
173 by removing enum keyword.
174 (ubsan_type_descriptor): Likewise. Formatting fix.
176 2017-06-19 Jakub Jelinek <jakub@redhat.com>
179 * ubsan.h (enum ubsan_encode_value_phase): New.
180 (ubsan_encode_value): Change second argument to
181 enum ubsan_encode_value_phase with default value of
182 UBSAN_ENCODE_VALUE_GENERIC.
183 * ubsan.c (ubsan_encode_value): Change second argument to
184 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
185 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
186 create_tmp_var_raw instead of create_tmp_var and use a
188 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
189 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
190 ubsan_encode_value callers.
193 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
194 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
195 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
198 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
201 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
202 to ubsan_encode_value.
204 2017-03-07 Jakub Jelinek <jakub@redhat.com>
207 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
210 2017-02-03 Carl Love <cel@us.ibm.com>
212 Backport of two commits from mainline, r244943 and r244904,
213 dated 017-01-26 and 2017-01-25 respectively
215 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
216 of entries for ALTIVEC_BUILTIN_VEC_PACKS. Remove bogus entries
217 for P8V_BUILTIN_VEC_VGBBD.
219 2017-02-03 Walter Lee <walt@tilera.com>
221 Backport from mainline
222 2017-02-03 Walter Lee <walt@tilera.com>
225 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
226 after initial stackframe link reg save.
227 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
229 2017-02-03 Maxim Ostapenko <m.ostapenko@samsung.com>
232 * asan.c (asan_add_global): Force has_dynamic_init to zero in LTO mode.
234 2017-01-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
236 Backport from mainline
237 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
240 * config/rs6000/altivec.h (vec_xl): Revise #define.
243 2017-01-26 Eric Botcazou <ebotcazou@adacore.com>
245 Backport from mainline
246 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
248 * expr.c (store_field): In the bitfield case, fetch the return value
249 from the registers before applying a single big-endian adjustment.
250 Always do a final load for a BLKmode value not larger than a word.
252 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
254 * expr.c (store_field): In the bitfield case, if the value comes from
255 a function call and is of an aggregate type returned in registers, do
256 not modify the field mode; extract the value in all cases if the mode
257 is BLKmode and the size is not larger than a word.
259 2017-01-26 Richard Biener <rguenther@suse.de>
261 * tree-vrp.c (vrp_visit_assignment_or_call): Use set_defs_to_varying.
263 Backport from mainline
264 2016-01-10 Richard Biener <rguenther@suse.de>
266 PR tree-optimization/79034
267 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
268 Propagate out degenerate PHIs in the joiner.
270 2016-12-13 Richard Biener <rguenther@suse.de>
273 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
274 * tree-object-size.c (compute_builtin_object_size): Use
276 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
278 2017-01-26 Richard Biener <rguenther@suse.de>
280 Backport from mainline
281 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
283 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
285 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
288 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
289 for long calls with APCS frame and VFP.
291 2017-01-24 Uros Bizjak <ubizjak@gmail.com>
295 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
297 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
299 2017-01-23 Martin Liska <mliska@suse.cz>
301 Backport from mainline
302 2017-01-20 Martin Liska <mliska@suse.cz>
305 * tree-profile.c (init_ic_make_global_vars): Do not call
307 (gimple_init_gcov_profiler): Likewise.
309 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
311 Backport from mainline
312 2016-12-29 Gerald Pfeifer <gerald@pfeifer.com>
314 * doc/extend.texi (Cilk Plus Builtins): cilkplus.org now uses
316 * doc/passes.texi (Cilk Plus Transformation): Ditto.
317 * doc/generic.texi (Statements for C++): Ditto, and use @uref.
319 2017-01-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
321 Backport from mainline
322 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
324 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
325 UNSPEC_VSX__XXSPLTD to require special splat handling.
327 2017-01-20 Wilco Dijkstra <wdijkstr@arm.com>
329 Backport from mainline
331 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
332 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
333 (EH_RETURN_HANDLER_RTX): New define.
334 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
335 Force frame pointer in EH return functions.
336 (aarch64_expand_epilogue): Add barrier for eh_return.
337 (aarch64_final_eh_return_addr): Remove.
338 (aarch64_eh_return_handler_rtx): New function.
339 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
341 (aarch64_eh_return_handler_rtx): New prototype.
343 2017-01-20 Richard Earnshaw <rearnsha@arm.com>
345 Backported from mainline
346 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
348 PR rtl-optimization/79121
349 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
350 of the inner type when shifting an extended value.
352 2017-01-20 Martin Liska <mliska@suse.cz>
354 Backport from mainline
355 2017-01-13 Martin Liska <mliska@suse.cz>
358 * function.c (set_cfun): Add new argument force.
359 * function.h (set_cfun): Likewise.
360 * ipa-inline-transform.c (inline_call): Use the function when
361 strict alising from is dropped for function we inline to.
363 2017-01-20 Martin Liska <mliska@suse.cz>
365 Backport from mainline
366 2017-01-17 Martin Liska <mliska@suse.cz>
369 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
370 assumption and add comment.
372 2017-01-19 Richard Biener <rguenther@suse.de>
374 PR tree-optimization/72488
375 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
376 sure to restore SSA info.
378 2017-01-17 Jakub Jelinek <jakub@redhat.com>
381 * dwarf2out.c (field_byte_offset): Restore the
382 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
383 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
384 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
387 2017-01-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
389 Backport from mainline
390 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
392 PR rtl-optimization/78617
393 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
394 registers, also setting hard registers mapped to pseudo registers.
396 2017-01-13 Christophe Lyon <christophe.lyon@linaro.org>
398 Backport from mainline r244320.
399 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
402 * config/arm/arm.c (legitimize_pic_address): Handle reference to
404 (arm_assemble_integer): Likewise.
406 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
408 Backport from mainline
409 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
412 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
413 element-reversing loads and stores as not swappable.
415 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
417 * config/i386/i386.c (memory_address_length): Increase len
418 only when rip_relative_addr_p returns false.
420 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
422 Backport from mainline
423 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
426 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
428 (input_varpool_node): Unpack dynamically_initialized bit.
429 * lto-streamer.h (LTO_minor_version): Bump version.
431 2017-01-10 Michael Meissner <meissner@linux.vnet.ibm.com>
433 Backport from mainline
434 2016-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
437 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
438 assertions. Add support for doing the signbit if the IEEE 128-bit
439 floating point value is in a GPR.
440 * config/rs6000/rs6000.md (Fsignbit): Delete.
441 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
442 Update the length attribute if the value is in a GPR.
443 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
444 the sign or zero extension instruction, since the value is always
446 (signbit<mode>2_dm2): Delete using <Fsignbit>.
448 2017-01-10 Martin Liska <mliska@suse.cz>
450 Backport from mainline
451 2017-01-09 Martin Liska <mliska@suse.cz>
454 * gcc.c (driver_handle_option): Handle OPT_E and set
456 (lookup_compiler): Do not show error message with have_E.
458 2017-01-10 Martin Liska <mliska@suse.cz>
460 Backport from mainline
461 2017-01-05 Martin Liska <mliska@suse.cz>
464 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
467 2017-01-10 Thomas Schwinge <thomas@codesourcery.com>
469 PR tree-optimization/78024
470 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags.
472 Backport trunk r239086:
473 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
475 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
476 size to DImode boundary.
477 (nvptx_propagate): Likewise.
479 2017-01-10 Chung-Ju Wu <jasonwucj@gmail.com>
481 Backport from mainline
482 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
485 * config/nds32/nds32.md (casesi): Don't access the operands array
488 2017-01-09 Andreas Tobler <andreast@gcc.gnu.org>
490 Backport from mainline
491 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
493 * config.gcc: Add aarch64-*-freebsd* support.
494 * config.host: Likewise.
495 * config/aarch64/aarch64-freebsd.h: New file.
496 * config/aarch64/t-aarch64-freebsd: Ditto.
498 2017-01-09 Bill Seurer <seurer@linux.vnet.ibm.com>
500 Backport from mainline
501 2016-12-21 Bill Seurer <seurer@linux.vnet.ibm.com>
504 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
505 -fasynchronous-unwind-tables option when -fsanitize=address is
508 2017-01-09 Andreas Tobler <andreast@gcc.gnu.org>
510 Backport from mainline
511 2016-09-19 Richard Biener <rguenther@suse.de>
513 * dwarf2out.c (dwarf2out_late_global_decl): When being during the
514 early debug phase do not add locations but only const value
517 Backport from mainline
518 2016-10-20 Richard Biener <rguenther@suse.de>
520 * cgraphunit.c (analyze_functions): Set node->definition to
521 false to signal symbol removal to debug_hooks->late_global_decl.
523 2017-01-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
525 Backport from mainline
526 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
528 PR rtl-optimization/78255
529 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
530 NO_FUNCTION_CSE is true.
532 2017-01-06 Wilco Dijkstra <wdijkstr@arm.com>
534 Backport from mainline
535 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
538 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
539 Remove partial overlap check for shift by 1.
540 (ashldi3_neon): Likewise.
542 2017-01-05 Kelvin Nilsen <kelvin@gcc.gnu.org>
544 Backport from mainline
545 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
547 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
548 comments to explain why certain error messages make mention of
549 undocumented options.
550 (rs6000_invalid_builtin): Change error messages to replace mention
551 of undocumented options with mention of the -mcpu=power9 option
552 that enables those undocumented options.
553 * config/rs6000/rs6000.h: Add macro definition of MASK_FLOAT128
554 and change the macro definition of RS6000_BTM_FLOAT128 to correct
555 an error that was discovered during the development of this patch.
556 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
557 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
558 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
559 descriptions of built-in functions so that they depend on
560 -mcpu=power9 instead of on the corresponding undocumented flags.
561 * doc/invoke.texi (Option Summary): Remove all mention of newly
563 (IBM RS/6000 and PowerPC Options): Likewise.
564 * doc/md.texi (Constraints for Particuliar Machines): Remove all
565 mention of newly undocumented flags.
567 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
569 Backport from mainline
570 2016-12-22 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
572 * varasm.c (build_constant_desc): Use the alignment of the var
573 decl instead of the original expression.
575 2017-01-04 Richard Biener <rguenther@suse.de>
577 Backport from mainline
578 2016-05-11 Richard Biener <rguenther@suse.de>
580 PR tree-optimization/71055
581 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
582 sth with precision not equal to access size verify we don't chop
585 2017-01-03 Martin Liska <mliska@suse.cz>
587 Backport from mainline
588 2016-12-21 Jakub Jelinek <jakub@redhat.com>
589 Martin Liska <mliska@suse.cz>
592 * gcc.c (driver::build_option_suggestions): Do not add
593 -fsanitize=all as a suggestion candidate.
595 2017-01-03 Martin Liska <mliska@suse.cz>
597 Backport from mainline
598 2016-12-22 Martin Liska <mliska@suse.cz>
600 PR tree-optimization/78886
601 * tree-ssa-strlen.c (handle_builtin_malloc): Return when LHS
604 2017-01-03 Martin Liska <mliska@suse.cz>
606 Backport from mainline
607 2016-12-13 Martin Liska <mliska@suse.cz>
609 PR tree-optimization/78428
610 * expr.c (store_constructor_field): Add new arguments to the
612 (store_constructor): Set up bitregion_end and add
613 gcc_unreachable to fields that have either non-constant size
616 2016-12-27 Jakub Jelinek <jakub@redhat.com>
619 * config/i386/stringop.opt: Remove.
621 2016-12-21 Jakub Jelinek <jakub@redhat.com>
623 Backported from mainline
624 2016-12-13 Jakub Jelinek <jakub@redhat.com>
627 * ipa-pure-const.c (cdtor_p): Return true for
628 DECL_STATIC_{CON,DE}STRUCTOR even when it is
629 DECL_LOOPING_CONST_OR_PURE_P.
631 2016-12-21 Jakub Jelinek <jakub@redhat.com>
633 * BASE-VER: Set to 6.3.1.
635 2016-12-21 Release Manager
637 * GCC 6.3.0 released.
639 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
642 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_CLZS
643 and IX86_BUILTIN_CTZS.
644 (bdesc_args): Add __builtin_clzs and __builtin_ctzs.
645 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
647 2016-12-14 Wilco Dijkstra <wdijkstr@arm.com>
648 Jakub Jelinek <jakub@redhat.com>
651 * config/aarch64/aarch64.c (aarch64_classify_symbol): Merge large
652 model checks into switch.
654 2016-12-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
656 Backport from mainline
657 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
659 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
661 2016-12-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
663 Backport from mainline
664 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
666 PR tree-optimization/77673
667 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
668 (init_symbolic_number): Initialize src field from src parameter.
669 (perform_symbolic_merge): Select most dominated statement as the
670 source statement. Set src field of resulting n structure from the
671 input src with the lowest address.
672 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
673 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
674 of load from src field rather than insertion statement. Cancel
675 optimization if statement analyzed is not dominated by the insertion
677 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
678 dominance information.
680 2016-12-13 Michael Meissner <meissner@linux.vnet.ibm.com>
682 Backport from mainline
683 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
686 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
687 V2DImode elements are SUBREG's convert the result into DImode
688 rather than failing in emit_move_insn.
690 2016-12-13 Iain Sandoe <iain@codesourcery.com>
692 Backport from mainline
693 2016-12-11 Iain Sandoe <iain@codesourcery.com>
695 PR rtl-optimization/71496
696 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
697 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
698 reload_macho_picbase_di): Likewise.
700 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
702 Backport from mainline
703 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
705 PR rtl-optimization/77309
706 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
707 don't assume an equality comparison for plain COMPARE.
708 (simplify_comparison): Pass a more accurate code to
709 make_compound_operation.
711 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
713 Backport from mainline
714 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
717 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
718 in save register mask if it is needed.
720 2016-12-11 Iain Sandoe <iain@codesourcery.com>
722 Backport from mainline
723 2016-11-27 Iain Sandoe <iain@codesourcery.com>
724 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
727 * config.in: Regenerate
728 * config/darwin-driver.c (darwin_driver_init): Emit a version string
730 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
731 * config/darwin.opt(asm_macosx_version_min): New.
732 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
733 * configure: Regenerate
734 * configure.ac: Check for mmacosx-version-min handling.
736 2016-12-11 Iain Sandoe <iain@codesourcery.com>
738 Backport from mainline
739 2016-11-27 Iain Sandoe <iain@codesourcery.com>
742 * config/i386/i386.c (ix86_code_end): Note that we emitted code
743 where the function might otherwise appear empty for picbase thunks.
744 (ix86_output_function_epilogue): If we find a zero-sized function
745 assume that reaching it is UB and trap. If we find a trailing label
747 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
748 find a zero-sized function assume that reaching it is UB and trap.
749 If we find a trailing label, append a nop.
751 2016-12-11 Iain Sandoe <iain@codesourcery.com>
753 Backport from mainline
754 2016-11-27 Iain Sandoe <iain@codesourcery.com>
757 * config/darwin-sections.def (picbase_thunk_section): New.
758 * config/darwin.c (darwin_init_sections): Set up picbase thunk
759 section. (darwin_rodata_section, darwin_objc2_section,
760 machopic_select_section, darwin_asm_declare_constant_name,
761 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
762 coalesced with newer linkers.
763 (darwin_override_options): Decide on usage of coalesed sections
764 on the basis of the target linker version.
765 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
766 * config/darwin.opt (mtarget-linker): New.
767 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
768 a coalesced section, instead use a thunks section.
770 Backport from mainline
771 2016-11-28 Iain Sandoe <iain@codesourcery.com>
774 * configure.ac (with_ld64): Use portable method to extract the
775 major part of the version number.
776 * configure: Regenerated.
778 Backport from mainline
779 2016-11-27 Iain Sandoe <iain@codesourcery.com>
782 * configure.ac (with-ld64): New var, set for Darwin, set on
783 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
784 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New,
786 * config/darwin10.h(DEF_LD64): Update for this target version.
787 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic
788 test. (DEF_LD64): Update for this target version.
789 * configure: Regenerated.
790 * config.in: Regenerated.
792 Backport from mainline
793 2016-11-27 Iain Sandoe <iain@codesourcery.com>
796 * config/darwin.c (imachopic_indirection_name): Make data
797 section indirections linker-visible.
798 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
799 constant labels linker-visible.
801 2016-12-09 Thomas Preud'homme <thomas.preudhomme@arm.com>
803 Backport from mainline
804 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
807 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
808 being live in the function and lr needing to be saved. Distinguish
809 between already saved pushable registers and registers to push.
810 Check for LR being an available pushable register.
812 2016-12-09 Nathan Sidwell <nathan@acm.org>
815 * convert.c (convert_to_integer_1): Maybe fold conversions to
816 integral types with fewer bits than its mode.
818 2016-12-09 Richard Biener <rguenther@suse.de>
820 Backport from mainline
821 2016-11-09 Richard Biener <rguenther@suse.de>
823 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
824 Look at the DR_BASE_ADDRESS object for forcing alignment.
826 2016-11-07 Richard Biener <rguenther@suse.de>
828 PR tree-optimization/78189
829 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
830 alignment computation.
832 2016-12-09 Richard Biener <rguenther@suse.de>
834 Backport from mainline
835 2016-11-28 Richard Biener <rguenther@suse.de>
837 PR tree-optimization/78542
838 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
841 2016-11-23 Richard Biener <rguenther@suse.de>
843 PR tree-optimization/78482
844 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
845 (remove_forwarder_block_with_phi): When merging with a loop
846 header creates a new latch reset number of iteration information
849 2016-11-23 Richard Biener <rguenther@suse.de>
852 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
853 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
855 2016-11-11 Richard Biener <rguenther@suse.de>
857 PR tree-optimization/71575
858 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
861 2016-11-07 Richard Biener <rguenther@suse.de>
863 PR tree-optimization/78224
864 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
865 Split the fallthru edge in case its successor may have PHIs.
867 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
868 Richard Biener <rguenther@suse.de>
872 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
874 2016-09-20 Richard Biener <rguenther@suse.de>
876 PR tree-optimization/77646
877 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
880 2016-12-07 Segher Boessenkool <segher@kernel.crashing.org>
882 Backport from mainline
883 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
886 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
887 return early if !optional_tbtab.
889 2016-12-07 Jakub Jelinek <jakub@redhat.com>
891 Backported from mainline
892 2016-11-28 Jakub Jelinek <jakub@redhat.com>
895 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
896 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
897 note has been removed.
898 * postreload.c (reload_combine_recognize_pattern): If
899 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
901 PR rtl-optimization/78546
902 * simplify-rtx.c (neg_const_int): When negating most negative
903 number in mode wider than HOST_BITS_PER_WIDE_INT, use
904 simplify_const_unary_operation to produce CONST_DOUBLE or
906 (simplify_plus_minus): Hanlde the case where neg_const_int
907 doesn't return a CONST_INT.
910 * tree-nested.c (convert_local_reference_stmt): After adding
911 shared (FRAME.NN) clause to omp parallel, task or target,
912 add it also to all outer omp parallel, task or target constructs.
914 2016-11-23 Jakub Jelinek <jakub@redhat.com>
917 * omp-low.c (build_outer_var_ref): Change lastprivate argument
918 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
919 on worksharing constructs, treat it like clauses on simd construct.
921 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
922 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
923 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
924 of true as last argument to build_outer_var_ref.
926 2016-11-22 Jakub Jelinek <jakub@redhat.com>
929 * expmed.c (expand_divmod): Use wide_int for computation of
930 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
931 Use size <= HOST_BITS_PER_WIDE_INT instead of
932 HOST_BITS_PER_WIDE_INT >= size.
934 2016-11-21 Jakub Jelinek <jakub@redhat.com>
937 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
938 for tmp simd array if DECL_NAME (parm) is NULL.
940 2016-11-18 Jakub Jelinek <jakub@redhat.com>
943 * multiple_target.c (get_attr_len): Start with argnum and increment
944 argnum on every arg. Use strchr in a loop instead of counting commas
946 (get_attr_str): Increment argnum for every comma in the string.
947 (separate_attrs): Use for instead of while loop, simplify.
948 (expand_target_clones): Rename defenition argument to definition.
949 Free attrs and attr_str even when diagnosing errors. Temporarily
950 change input_location around targetm.target_option.valid_attribute_p
951 calls. Don't emit warning or errors if that function fails.
953 2016-11-16 Jakub Jelinek <jakub@redhat.com>
955 PR rtl-optimization/78378
956 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
957 inner only if pos is 0. Fix up formatting.
960 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
961 that loop->header == body_bb if broken_loop.
963 2016-11-07 Jakub Jelinek <jakub@redhat.com>
966 * dse.c (dse_step5): Call scan_reads even if just
967 insn_info->frame_read. Improve and fix dump file messages.
970 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
971 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
973 2016-11-04 Jakub Jelinek <jakub@redhat.com>
976 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
977 doesn't have rtl set.
979 2016-10-29 Jakub Jelinek <jakub@redhat.com>
981 PR rtl-optimization/77919
982 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
983 into memory if both modes are complex and their inner modes have the
984 same precision. If the two modes are different complex modes, convert
985 each part separately and generate a new CONCAT.
987 2016-10-28 Jakub Jelinek <jakub@redhat.com>
989 PR rtl-optimization/77919
990 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
991 MEM if mode1 is not a complex mode.
993 2016-10-27 Jakub Jelinek <jakub@redhat.com>
996 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
999 2016-10-26 Jakub Jelinek <jakub@redhat.com>
1000 Martin Liska <mliska@suse.cz>
1003 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
1004 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
1005 on outer context if any.
1007 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1010 * ubsan.c (ubsan_ids): New GTY(()) array.
1011 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1012 instead of static local counters.
1014 2016-09-22 Jakub Jelinek <jakub@redhat.com>
1017 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
1018 for all IFN_GOMP_SIMD_* internal fns, not just for
1019 IFN_GOMP_SIMD_ORDERED_*.
1021 2016-09-20 Jakub Jelinek <jakub@redhat.com>
1024 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
1025 cast to void * if the cast is from some other pointer type.
1027 2016-09-19 Jakub Jelinek <jakub@redhat.com>
1028 Jan Hubicka <jh@suse.cz>
1031 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
1032 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
1033 Call ultimate_alias_target just once, not up to 4 times.
1035 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1037 Backport from mainline
1038 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
1040 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
1041 general register with general register or ARM constant into SP
1044 2016-12-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1046 Backport from mainline
1047 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1048 Stefan Freudenberger <stefan@reservoir.com>
1050 PR tree-optimization/78646
1051 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1052 addition used for the memory base expression should have the type
1055 2016-12-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1057 Backport from mainline
1058 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1059 Michael Meissner <meissner@linux.vnet.ibm.com>
1062 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
1063 reg+reg addressing for TImode.
1064 (rs6000_legitimate_address_p): Only allow register indirect
1065 addressing for TImode, even without TARGET_QUAD_MEMORY.
1067 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1069 Backport from mainline
1070 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1072 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1073 (CCVHUANY): Remove modes.
1074 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1076 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1077 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1079 (s390_branch_condition_mask): Adjust to use the new cc consumer
1080 modes. The new modes allow for proper reversal in the middle-end.
1081 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1082 consumer modes for a comparison.
1083 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1084 throughout the file.
1085 * config/s390/vx-builtins.md: Likewise.
1087 2016-12-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1089 Backport from mainline
1090 2016-12-01 Alan Modra <amodra@gmail.com>
1092 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1093 look inside UNSPEC_VSX_XXSPLTW vec.
1095 2016-12-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1097 Back port from trunk
1098 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
1101 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
1102 the appropriate checks for SFmode/DFmode load/stores in GPR
1104 (fusion_addis_mem_combo_store): Likewise.
1105 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
1106 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
1107 d-form instructions for traditional Altivec registers.
1108 (emit_fusion_p9_load): Likewise.
1109 (emit_fusion_p9_store): Likewise.
1110 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
1111 early clobber from scratch register. Do not match if the register
1112 being stored is the scratch register.
1113 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
1114 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
1115 instructions for traditional Altivec registers.
1116 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
1117 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1118 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1120 2016-12-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1122 Backport from mainline
1123 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1127 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1128 (new_temp_expr_table): Initialise reg_vars_cnt.
1129 (free_temp_expr_table): Release reg_vars_cnt.
1130 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1132 (find_replaceable_in_bb): Use the above to record register variable
1133 write occurrences and cancel replacement across them.
1135 2016-11-29 Kaz Kojima <kkojima@gcc.gnu.org>
1137 Backported from mainline
1138 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1141 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1142 instead of force_reg.
1143 (sh_expand_setmem): Likewise.
1145 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1148 * tree.h (wi::fits_to_boolean_p): New predicate.
1149 (wi::fits_to_tree_p): Use it for boolean types.
1150 * tree.c (int_fits_type_p): Likewise.
1152 2016-11-24 Martin Liska <mliska@suse.cz>
1154 Backported from mainline
1155 2016-11-22 Martin Liska <mliska@suse.cz>
1158 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1159 (sem_function::get_hash): Use the new field.
1160 (sem_function::parse): Remove an argument from ctor.
1161 (sem_variable::parse): Likewise.
1162 (sem_variable::get_hash): Use the new field.
1163 (sem_item_optimizer::read_section): Use new ctor and set hash.
1164 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1165 sem_variable::sem_variable, sem_function::sem_function.
1167 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1170 (kxnor<mode>): Return "#" for alternative 0.
1172 2016-11-23 Richard Biener <rguenther@suse.de>
1174 Backport from mainline
1175 2016-11-23 Richard Biener <rguenther@suse.de>
1178 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1181 2016-11-17 Richard Biener <rguenther@suse.de>
1184 * fold-const.c (negate_expr_p): Fix multiplication case.
1186 2016-11-16 Richard Biener <rguenther@suse.de>
1189 * gimplify.c (gimplify_function_tree): Do not instrument
1190 GNU extern inline functions.
1192 2016-11-07 Richard Biener <rguenther@suse.de>
1194 PR tree-optimization/78228
1195 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
1198 2016-11-04 Richard Biener <rguenther@suse.de>
1201 * loop-invariant.c (find_exits): Record entering inner
1202 loops as possibly exiting to handle infinite sub-loops.
1203 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1204 (fill_always_executed_in_1): Honor infinite child loops.
1206 2016-10-06 Richard Biener <rguenther@suse.de>
1208 PR tree-optimization/77855
1209 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1210 instead of removing the current item while iterating over the set
1213 2016-11-22 Walter Lee <walt@tilera.com>
1215 Backport from mainline
1216 2016-11-22 Walter Lee <walt@tilera.com>
1218 * config/tilegx/tilegx.md (trap): New pattern.
1219 * config/tilepro/tilepro.md (trap): Likewise.
1221 2016-11-22 Walter Lee <walt@tilera.com>
1223 Backport from mainline
1224 2016-11-22 Walter Lee <walt@tilera.com>
1226 * config/tilegx/tilegx.md (*zero_extract): Use
1227 define_insn_and_split instead of define_insn; Handle pos + size >
1229 (*sign_extract): Likewise.
1231 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1233 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1236 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1238 Backport from mainline
1239 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1242 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
1243 aarch64_simd_shift_imm_<mode> predicate for operand 1.
1244 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
1245 to restrict them to an appropriate range and add FAIL check if the
1246 region they specify is out of range. Delete useless constraint
1248 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
1249 2 and 3 to restrict their range and add pattern predicate.
1251 2016-11-18 Walter Lee <walt@tilera.com>
1253 Backport from mainline
1254 2016-11-18 Walter Lee <walt@tilera.com>
1256 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1257 end-of-bundle marker for consecutive barriers.
1259 2016-11-18 Walter Lee <walt@tilera.com>
1261 Backport from mainline
1262 2016-11-18 Walter Lee <walt@tilera.com>
1264 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1266 2016-11-15 Matthias Klose <doko@ubuntu.com>
1268 * doc/install.texi: Move the 'Overriding configure test results'
1269 subsub section to the 'Cross-Compiler-Specific Options' sub section.
1271 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
1273 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
1274 original function needs a static chain.
1276 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
1280 when calculating operand 2.
1281 (rotate to rotatex zext splitter): Ditto.
1283 2016-11-11 Dominik Vogt <vogt@linux.vnet.ibm.com>
1286 * config/s390/s390.md ("extzv", "*extzv<mode>_zEC12")
1287 ("*extzv<mode>_z10"): Check validity of zero_extend arguments.
1289 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
1292 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
1293 operand 0 as earlyclobber.
1294 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
1296 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1299 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1301 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
1302 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
1304 2016-11-06 Jack Howarth <howarth.at.gcc@gmail.com>
1307 * incpath.c: (remove_dup(): Also silently ignore EPERM.
1309 2016-11-07 Richard Biener <rguenther@suse.de>
1312 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1315 2016-11-03 Martin Liska <mliska@suse.cz>
1317 Backport from mainline
1318 2016-08-12 Martin Liska <mliska@suse.cz>
1319 Adam Fineman <afineman@afineman.com>
1321 * gcov.c (process_file): Create .gcov file when .gcda
1324 2016-11-03 Richard Biener <rguenther@suse.de>
1326 Backport from mainline
1327 2016-09-29 Richard Biener <rguenther@suse.de>
1329 PR tree-optimization/77768
1330 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1331 with stores to a place we know has a constant value.
1332 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1333 writing to vr_const_varying.
1334 (vrp_initialize): Call it.
1335 (vrp_visit_stmt): Likewise.
1336 (evrp_dom_walker::before_dom_children): Likewise.
1337 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1338 Handle stores to readonly memory when removing redundant stores.
1340 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
1342 Backport from mainline
1343 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1345 * explow.c (validize_mem): Do not modify the argument in-place.
1347 2016-11-02 Will Schmidt <will_schmidt@vnet.ibm.com>
1350 2016-10-26 Will Schmidt <will_schmidt@vnet.ibm.com>
1353 * gimplify.c (gimplify_init_constructor): Move emit of constructor
1354 assignment to earlier in the if/else logic.
1356 2016-11-02 Richard Biener <rguenther@suse.de>
1358 Backport from mainline
1359 2016-11-02 Richard Biener <rguenther@suse.de>
1361 PR tree-optimization/78047
1362 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
1363 fake field at offset zero conservatively regarding to may_have_pointers.
1365 2016-10-07 Richard Biener <rguenther@suse.de>
1367 PR tree-optimization/77879
1368 * tree-ssa-structalias.c (handle_const_call): Properly handle
1370 (handle_pure_call): Likewise.
1372 2016-10-06 Richard Biener <rguenther@suse.de>
1374 PR tree-optimization/77839
1375 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1378 2016-09-27 Richard Biener <rguenther@suse.de>
1380 PR tree-optimization/77745
1381 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1382 When removing redundant stores make sure to check compatibility
1383 of the TBAA state for downstream accesses.
1384 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1385 value-numbering virtual operands for store matches.
1387 2016-09-21 Richard Biener <rguenther@suse.de>
1389 PR tree-optimization/77648
1390 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
1392 (make_transitive_closure_constraints): Adjust comment.
1393 (make_any_offset_constraints): New function.
1394 (handle_rhs_call): Make sure to first expand a pointer to all
1395 subfields before transitively closing it.
1396 (handle_const_call): Likewise. Properly expand returned
1398 (handle_pure_call): Likewise.
1400 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
1403 * config/pa/pa.md: Add new shift/add patterns to handle
1404 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
1406 2016-11-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1408 Backport from mainline
1409 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1411 PR rtl-optimization/78038
1412 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
1413 be deduced to set REG through the RTL structure.
1414 (make_defs_and_copies_lists): Return false on a failing get_defs call.
1416 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1418 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1419 (MALLOC_ABI_ALIGNMENT): Define.
1421 2016-10-28 Richard Biener <rguenther@suse.de>
1425 * fold-const.c (make_bit_field_ref): Only adjust alias set
1426 when the original alias set was zero.
1428 2016-10-26 Uros Bizjak <ubizjak@gmail.com>
1430 Backport from mainline
1431 2016-10-21 Jakub Jelinek <jakub@redhat.com>
1434 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
1435 and tree-ssanames.h.
1436 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
1437 with INTEGER_CST argument.
1438 (ix86_gimple_fold_builtin): New function.
1439 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
1441 Backport from mainline
1442 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
1445 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
1446 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
1447 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
1448 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
1449 __builtin_ia32_lzcnt_u16.
1450 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
1451 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
1452 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
1453 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
1454 (bmi_tzcnt_<mode>): New expander.
1455 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1456 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
1457 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
1458 (lzcnt_<mode>): New expander.
1459 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1460 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
1461 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
1462 (UINT64_FTYPE_UINT64): New.
1463 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
1464 (__builtin_ia32_lzcnt_u16): New description.
1465 (__builtin_ia32_lzcnt_u32): Ditto.
1466 (__builtin_ia32_lzcnt_u64): Ditto.
1467 (__builtin_ctzs): Remove description.
1468 (__builtin_ia32_tzcnt_u16): New description.
1469 (__builtin_ia32_tzcnt_u32): Ditto.
1470 (__builtin_ia32_tzcnt_u64): Ditto.
1471 * config/i386/i386.c (ix86_expand_args_builtin): Handle
1472 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
1474 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
1476 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
1477 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
1479 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
1481 Backport from mainline
1482 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1484 PR tree-optimization/77550
1485 * tree-vect-stmts.c (create_array_ref): Change parameters.
1486 (get_group_alias_ptr_type): New function.
1487 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
1489 2016-10-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1491 Backport from mainline
1492 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1494 PR tree-optimization/77916
1495 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
1496 Don't allow a MINUS_EXPR for pointer arithmetic for either known
1498 (record_increment): Increments of -1 for unknown strides just use
1499 a multiply initializer like other negative values.
1500 (analyze_increments): Remove stopgap solution for -1 increment
1501 applied to pointer arithmetic.
1502 (insert_initializers): Requirement of initializer for -1 should be
1503 based on pointer-typedness of the candidate basis.
1505 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1507 * config/sparc/sparc.md (cpu_feature): Minor tweak.
1508 (enabled): Likewise.
1509 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
1510 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
1511 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
1512 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
1513 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
1514 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
1516 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1518 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
1519 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
1521 2016-10-19 Uros Bizjak <ubizjak@gmail.com>
1524 * config/i386/i386.c (legitimize_tls_address)
1525 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
1526 convert dest to Pmode if different than Pmode.
1528 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1530 Backport from mainline
1531 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1533 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1536 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1538 Backport from mainline
1539 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1541 PR tree-optimization/77937
1542 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1543 POINTER_TYPE_P on the candidate type to determine whether
1544 candidates in this chain require pointer arithmetic.
1546 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1548 PR tree-optimization/77937
1549 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1550 to infinite when we have a pointer with an increment of -1.
1552 2016-10-17 Martin Liska <mliska@suse.cz>
1554 Backported from mainline
1555 2016-10-13 Martin Liska <mliska@suse.cz>
1557 PR tree-optimization/77943
1558 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1559 a different EH landing pads.
1561 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1564 Backport from mainline
1565 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1567 * tree.h (build_complex_type): Add second parameter with default.
1568 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1569 recursive call. Create a TYPE_DECL only if NAMED is true.
1570 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1572 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1574 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1575 constants in CONST_VECTORs.
1577 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1579 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1580 register as destination of bmask.
1581 (vector_init_bshuffle): Likewise.
1582 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1583 (bmaskdi_vis): Enable only in 64-bit mode.
1585 2016-10-13 Andrew Senkevich <andrew.senkevich@intel.com>
1588 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1589 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1590 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1591 * config.gcc: Deleted pcommitintrin.h
1592 * config/i386/pcommitintrin.h: Deleted file.
1593 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1594 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1596 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1598 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1599 (PTA_PCOMMIT, IX86_BUILTIN_PCOMMIT, __builtin_ia32_pcommit): Deleted.
1600 (ix86_option_override_internal): Deleted handle of option.
1601 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1602 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1603 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1604 (pcommit): Deleted instruction.
1605 * config/i386/i386.opt: Mention -mpcommit deprecation.
1606 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1608 2016-10-13 Tom de Vries <tom@codesourcery.com>
1611 2016-10-11 Tom de Vries <tom@codesourcery.com>
1613 backport from trunk:
1614 2016-10-11 Tom de Vries <tom@codesourcery.com>
1617 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1620 2016-10-11 Tom de Vries <tom@codesourcery.com>
1622 backport from trunk:
1623 2016-10-11 Tom de Vries <tom@codesourcery.com>
1626 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1629 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1631 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1633 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1637 Remove wrong assert.
1638 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1639 Use <round_constraint> as operand 1 constraint.
1641 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1642 Eric Botcazou <ebotcazou@adacore.com>
1645 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1646 (classify_registers): Don't set it
1647 (function_arg_slotno): Don't initialize and test it. Tidy up.
1649 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1651 Backport from mainline
1652 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1654 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1655 ext_level before calling CPUID with 0x80000008.
1657 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1660 * config/i386/cpuid.h (__get_cpuid_count): New.
1661 (__get_cpuid): Rename __level to __leaf.
1663 2016-09-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1665 Back port from trunk
1667 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1670 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1671 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1672 instructions when you want to invert the test.
1673 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1674 correct order for XXSEL.
1675 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1676 for using XSCMP{EQ,GT,GE}DP.
1678 2016-09-28 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1679 Alan Modra <amodra@gmail.com>
1681 Backport from mainline
1682 2016-07-01 Alan Modra <amodra@gmail.com>
1684 PR rtl-optimization/71709
1685 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1686 being set, not referenced.
1688 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1690 Backport from mainline
1691 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1693 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1696 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1698 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1699 * configure: Regenerate.
1701 2016-09-27 Richard Biener <rguenther@suse.de>
1703 Backport from mainline
1704 2016-09-01 Richard Biener <rguenther@suse.de>
1707 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
1708 check whether the result fits the desired result type.
1710 2016-09-19 Richard Biener <rguenther@suse.de>
1712 PR tree-optimization/77514
1713 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
1714 search for folded stmt.
1716 2016-09-15 Richard Biener <rguenther@suse.de>
1718 PR tree-optimization/77514
1719 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
1720 only forced_stmts sequence.
1722 2016-09-15 Richard Biener <rguenther@suse.de>
1725 * fold-const.c (split_tree): Do not split constant ~X.
1727 2016-09-19 Richard Biener <rguenther@suse.de>
1730 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
1731 proper niter to bound the loops.
1733 2016-09-22 Richard Biener <rguenther@suse.de>
1736 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1739 2016-09-25 Uros Bizjak <ubizjak@gmail.com>
1741 Backport from mainline
1742 2016-09-21 Richard Biener <rguenther@suse.de>
1743 Jakub Jelinek <jakub@redhat.com>
1745 PR tree-optimization/77621
1746 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
1747 group at non-vectorizable stmts.
1749 Backport from mainline
1750 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1753 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
1754 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
1755 (ix86_add_stmt_cost): Penalize DFmode vector operations
1756 for !TARGET_VECTORIZE_DOUBLE.
1758 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1760 Backport from 2016-09-22 trunk r240388.
1762 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1763 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1765 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
1767 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
1769 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
1771 Backport from 2016-09-21 trunk r240306.
1774 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
1775 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
1777 2016-09-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1779 Backport from mainline
1780 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1782 * lra-constraints.c (match_reload): Pass information about other
1783 output operands. Create new unique register value if matching input
1784 operand shares same register value as output operand being considered.
1785 (curr_insn_transform): Record output operands already processed.
1787 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
1789 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
1790 parameters for functions taking long long arguments.
1792 2016-09-16 David Edelsohn <dje.gcc@gmail.com>
1794 Backported from mainline
1795 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
1798 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
1800 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1801 Eric Botcazou <ebotcazou@adacore.com>
1804 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
1805 through into expand_addsub_overflow after expand_neg_overflow.
1807 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1809 Backported from mainline
1810 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1813 * tsan.c: Include target.h.
1814 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
1815 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
1816 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
1817 BUILT_IN_ATOMIC_TEST_AND_SET entries.
1818 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
1820 2016-09-08 Jakub Jelinek <jakub@redhat.com>
1823 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
1824 OMP_CLAUSE_SAFELEN_EXPR.
1826 2016-09-06 Jakub Jelinek <jakub@redhat.com>
1829 * config/i386/i386.c (ix86_expand_builtin): For builtin with
1830 unsupported or unknown ISA, use expand_call.
1832 2016-09-06 Uros Bizjak <ubizjak@gmail.com>
1834 Backport from mainline
1835 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
1837 PR rtl-optimization/77452
1838 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
1839 inner-mode reference to a CONST_VECTOR constant in the constant pool.
1841 2016-09-01 Jakub Jelinek <jakub@redhat.com>
1843 Backported from mainline
1844 2016-08-30 Jakub Jelinek <jakub@redhat.com>
1846 PR tree-optimization/72866
1847 * tree-vect-patterns.c (search_type_for_mask): Turn into
1848 a small wrapper, move all code to ...
1849 (search_type_for_mask_1): ... this new function. Add caching
1850 and adjust recursive calls.
1853 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
1854 instead of lookup_type_die (type_main_variant (type)) even for array
1858 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
1859 constant pool reference return x instead of c.
1861 2016-08-19 Jakub Jelinek <jakub@redhat.com>
1863 * config/i386/t-i386 (i386-c.o): Don't depend on
1864 i386-builtin-types.inc.
1865 (i386.o): Depend on i386-builtin-types.inc.
1867 2016-08-17 Jakub Jelinek <jakub@redhat.com>
1870 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
1871 turning a call into __builtin_unreachable-like noreturn call, adjust
1872 gimple_call_set_fntype.
1873 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
1874 gimple_call_fntype has void return type.
1876 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1879 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before inlining,
1880 add cgraph edge for the added __builtin_unreachable call.
1882 2016-09-01 Gerald Pfeifer <gerald@pfeifer.com>
1884 * doc/extend.texi (SPU Built-in Functions): Remove stale
1885 references to material formerly at IBM and Sony.
1887 2016-09-01 Matthew Wahab <matthew.wahab@arm.com>
1890 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
1891 Use const_vec_duplicate to check for duplicated elements.
1893 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1895 * config/i386/i386.c (ix86_option_override_internal): Also disable the
1896 STV pass if -mstackrealign is enabled.
1898 2016-08-31 Patrick Palka <ppalka@gcc.gnu.org>
1900 Backport from mainline
1901 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
1903 PR tree-optimization/71077
1904 PR tree-optimization/68542
1905 * fold-const.c (fold_relational_const): Fix folding of
1906 VECTOR_CST comparisons that have a scalar boolean result type.
1908 2016-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1910 * doc/install.texi (Binaries): www.opencsw.org now uses https.
1912 2016-08-31 Jakub Sejdak <jakub.sejdak@phoesys.com>
1914 * config.gcc: Add support for arm*-*-phoenix* targets.
1915 * config/arm/t-phoenix: New.
1916 * config/phoenix.h: New.
1918 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
1921 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
1922 template for intel asm dialect.
1923 (vec_set_hi_<mode><mask_name>): Ditto.
1925 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
1927 * Makefile.in (gcov-iov.h): Add dummy recipe.
1929 2016-08-28 Uros Bizjak <ubizjak@gmail.com>
1931 Backport from mainline
1932 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1934 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
1935 for targets amdfam10 and barcelona.
1937 Backport from mainline
1938 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
1941 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
1942 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
1943 non-SSE2 athlons only, otherwise prefer SSE prefetches.
1945 Backport from mainline
1946 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
1949 * config/i386/i386.c (ix86_option_override_internal): Remove
1950 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
1951 Enable SSE prefetch also for TARGET_PREFETCHWT1.
1952 Do not try to enable TARGET_PRFCHW ISA flag here.
1953 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
1954 Rewrite expander function body.
1955 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
1957 2016-08-28 Tom de Vries <tom@codesourcery.com>
1959 backport from trunk:
1960 2016-08-28 Tom de Vries <tom@codesourcery.com>
1963 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
1964 'sysv_abi va_list' attribute.
1965 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
1966 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
1969 2016-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1971 Backport from mainline
1972 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1975 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1976 (vsx_store_<mode>): Likewise.
1978 2016-08-24 Richard Biener <rguenther@suse.de>
1980 Backport from mainline
1981 2016-08-17 Richard Biener <rguenther@suse.de>
1983 PR tree-optimization/76490
1984 * tree-vrp.c (update_value_range): Preserve overflow infinities
1985 when intersecting with ranges from get_range_info.
1986 (operand_less_p): Handle overflow infinities correctly.
1987 (value_range_constant_singleton): Use vrp_operand_equal_p
1988 to handle overflow max/min correctly.
1989 (vrp_valueize): Likewise.
1990 (union_ranges): Likewise.
1991 (intersect_ranges): Likewise.
1993 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
1995 * config/arm/t-rtems: Add vfp multilib.
1997 2016-08-23 Richard Biener <rguenther@suse.de>
1999 Backport from mainline
2000 2016-08-16 Richard Biener <rguenther@suse.de>
2002 PR tree-optimization/76783
2003 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
2004 BB visited flags at start.
2006 2016-08-12 Richard Biener <rguenther@suse.de>
2008 PR tree-optimization/72851
2009 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
2010 worklists to use bitmaps indexed in execution order.
2011 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
2012 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
2013 (cfg_blocks): Make a bitmap.
2014 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
2016 (cfg_blocks_empty_p): Adjust.
2017 (cfg_blocks_add): Likewise.
2018 (cfg_blocks_get): Likewise.
2019 (add_ssa_edge): Likewise.
2020 (add_control_edge): Likewise.
2021 (simulate_stmt): Likewise.
2022 (process_ssa_edge_worklist): Likewise.
2023 (simulate_block): Likewise.
2024 (ssa_prop_init): Compute PRE order and stmt UIDs.
2025 (ssa_prop_fini): Adjust.
2026 (ssa_propagate): Adjust.
2028 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
2030 Backport from mainline
2031 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
2034 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
2035 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
2036 for !flag_finite_math_only or flag_signed_zeros.
2037 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
2038 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
2039 depend on flag_finite_math_only.
2040 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
2042 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
2043 (*ieee_smin<mode>3): Ditto.
2044 (*ieee_smax<mode>3): Ditto.
2045 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
2046 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
2048 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
2049 depend on flag_finite_math_only.
2050 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
2051 (*mmx_<code>v2sf3): Remove.
2052 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
2053 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
2054 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
2056 2016-08-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2058 Backport from mainline
2059 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2062 * expr.c (store_constructor): Mask sign-extended bits when widening
2063 sub-word constructor element at the start of a word.
2065 2016-08-22 Richard Biener <rguenther@suse.de>
2067 * BASE-VER: Set to 6.2.1.
2069 2016-08-22 Release Manager
2071 * GCC 6.2.0 released.
2073 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
2075 Backport from mainline
2076 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
2079 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
2080 enclosing parallel construct for reduction variables on OpenACC loop
2083 2016-08-18 Oleg Endo <olegendo@gcc.gnu.org>
2085 Backport from mainline
2086 2016-06-17 DJ Delorie <dj@redhat.com>
2089 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2090 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2091 (umulqihi3_virt): Likewise.
2092 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2093 (umulqihi3_real): Likewise.
2095 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
2097 * doc/install.texi (*-*-solaris2*): Adjust latest change.
2099 2016-08-15 Martin Liska <mliska@suse.cz>
2101 Backported from mainline
2102 2016-08-15 Martin Liska <mliska@suse.cz>
2105 * gcc.c (do_spec_1): Call save_string with the right size.
2107 2016-08-15 Jakub Jelinek <jakub@redhat.com>
2110 * dwarf2out.c (string_types): New variable.
2111 (gen_array_type_die): Change early_dwarf handling of
2112 DW_AT_string_length, create DW_OP_call4 referencing the
2113 length var temporarily. Handle parameters that are pointers
2115 (adjust_string_types): New function.
2116 (gen_subprogram_die): Temporarily set string_types to local var,
2117 call adjust_string_types if needed.
2118 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
2120 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
2122 2016-08-15 Richard Biener <rguenther@suse.de>
2124 PR tree-optimization/73434
2125 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
2126 TBAA info on the base when forwarding a non-invariant address.
2128 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
2130 * doc/install.texi (*-*-solaris2*): Fix version number and document
2131 requirement on GNU make for building libjava with the Solaris linker.
2133 2016-08-15 Martin Liska <mliska@suse.cz>
2134 Jakub Jelinek <jakub@redhat.com>
2136 PR tree-optimization/72824
2137 * tree-loop-distribution.c (const_with_all_bytes_same)
2138 <case VECTOR_CST>: Fix a typo.
2140 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
2142 Backport from mainline
2143 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
2146 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
2147 Renamed from _mm512_undefined_si512.
2148 (_mm_undefined_si512): New definition.
2150 Backport from mainline:
2151 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
2153 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
2154 unused variable __O.
2156 Backport from mainline:
2157 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
2160 * config/i386/i386.md (*movtf_internal): Use
2161 lra_in_progress || reload_completed instead of !can_create_pseudo_p
2162 in the insn constraint.
2163 (*movxf_internal): Ditto.
2164 (*movdf_internal): Ditto.
2165 (*movsf_internal): Ditto.
2167 2016-08-12 Jakub Jelinek <jakub@redhat.com>
2170 * ubsan.c (instrument_si_overflow): Pass true instead of false
2172 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
2173 of bbs. Return TODO_cleanup_cfg if any returned true.
2175 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
2177 Backport from mainline
2178 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
2180 PR tree-optimization/71083
2181 * tree-predcom.c (ref_at_iteration): Correctly align the
2184 2016-08-12 James Greenhalgh <james.greenhalgh@arm.com
2186 Backport from mainline
2187 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
2190 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
2191 (aarch64_fp16_ptr_type_node): Likewise.
2192 * config/aarch64/aarch64-simd-builtins.c
2193 (aarch64_fp16_ptr_type_node): Define.
2194 (aarch64_init_fp16_types): New, refactored out of...
2195 (aarch64_init_builtins): ...here, update to call
2196 aarch64_init_fp16_types.
2197 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
2199 (aapcs_vfp_sub_candidate): Likewise.
2201 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2203 Backport from mainline
2204 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2206 * config/s390/s390-builtin-types.def: Add INT128 types.
2207 * config/s390/s390-builtins.def: Add INT128 variants for the add
2208 sub low-level builtins dealing with TImode.
2209 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
2210 via subreg when expanding a builtin.
2211 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
2212 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
2214 * config/s390/vecintrin.h: Adjust builtin names accordingly.
2215 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
2216 ("vec_addc<mode>", "vec_addc_u128"): Merge to
2217 "vacc<bhfgq>_<mode>".
2218 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
2219 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
2220 ("vec_subc<mode>", "vec_subc_u128"): Merge to
2221 "vscbi<bhfgq>_<mode>".
2222 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
2223 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
2225 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2227 Backport from mainline
2228 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2230 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
2231 and s390_vlgv* builtins as element selector.
2233 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2235 Backport from mainline
2236 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2238 * config/s390/s390.c (s390_expand_vec_init): Force initializer
2239 element to register if it doesn't match general_operand.
2241 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2243 Backport from mainline
2244 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2246 * config/s390/vecintrin.h: Fix file description in comment.
2248 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2250 Backport from mainline
2251 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2253 * config/s390/s390-builtin-types.def: Change builtin type naming
2254 scheme to match builtin-types.def.
2256 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2258 Backport from mainline
2259 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2262 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
2263 being an offsettable address.
2265 2016-08-10 Jakub Jelinek <jakub@redhat.com>
2267 Backported from mainline
2268 2016-08-09 Jakub Jelinek <jakub@redhat.com>
2270 PR tree-optimization/72824
2271 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
2272 real_zerop is not negative.
2274 2016-08-09 Martin Jambor <mjambor@suse.cz>
2277 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
2278 if instance is a MEM_REF.
2280 2016-08-09 Richard Biener <rguenther@suse.de>
2282 Backport from mainline
2283 2016-08-09 Richard Biener <rguenther@suse.de>
2286 * ipa-prop.c (ipa_modify_formal_parameters): Build
2287 parameter types with natural alignment also for the
2290 2016-07-15 Richard Biener <rguenther@suse.de>
2292 PR tree-optimization/71881
2293 * tree-loop-distribution.c (destroy_loop): Remove blocks in
2294 reverse DOM order to make debug temp generation happy.
2296 2016-08-09 Alan Modra <amodra@gmail.com>
2299 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
2300 alternatives. Put loads first, then stores, and reg/reg moves
2301 within same class later. Delete attr length.
2303 2016-08-09 Alan Modra <amodra@gmail.com>
2306 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
2307 (mem_operand_ds_form): New predicate.
2308 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
2309 * config/rs6000/constraints.md (wY): New constraint.
2310 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
2311 (extendsfdf2_fpr): Replace o constraint with wY.
2313 2016-08-08 Georg-Johann Lay <avr@gjlay.de>
2315 Backport from 2016-07-29 trunk r238863.
2317 PR rtl-optimization/71976
2318 * combine.c (get_last_value): Return 0 if the argument for which
2319 the function is called has a wider mode than the recorded value.
2321 2016-08-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2324 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2327 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
2328 __float128 support when we don't have hardware support, so that
2329 the IEEE built-in functions like isgreater, first call __unordkf3
2330 to make sure neither operand is a NaN, and if both operands are
2331 ordered, do the normal comparison.
2333 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
2336 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
2337 Cast builtin function result to __mmask16 instead of __mmask8.
2338 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2339 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
2340 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2342 2016-08-03 Georg-Johann Lay <avr@gjlay.de>
2345 * common/config/avr/avr-common.c (avr_option_optimization_table)
2346 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2348 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2350 Backport from 2016-08-01 trunk r238948.
2353 * config/avr/avr.md (length) [branch]: Correct insn length
2354 attribute for forward branches.
2356 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2358 Backport from 2016-06-16 trunk r237536.
2359 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2362 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2363 progmem_swtable_section.
2364 (progmem_swtable_section): Remove.
2365 (avr_asm_function_rodata_section): Remove.
2366 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2367 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Define to 1.
2369 2016-07-29 Marek Polacek <polacek@redhat.com>
2371 Backport from mainline
2372 2016-07-29 Marek Polacek <polacek@redhat.com>
2375 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
2376 (altivec_expand_st_builtin): Likewise.
2377 * config/i386/i386.c (ix86_expand_args_builtin): Likewise.
2378 (ix86_expand_round_builtin): Likewise.
2380 2016-07-27 Segher Boessenkool <segher@kernel.crashing.org>
2383 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
2384 when to emit a ".machine" pseudo-op.
2386 2016-07-26 Alan Modra <amodra@gmail.com>
2389 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
2392 2016-07-21 Jakub Jelinek <jakub@redhat.com>
2395 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
2396 before builtin_decl_implicit.
2398 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
2400 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
2402 Improving concepts performance and diagnostics.
2403 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
2404 for constraint satisfaction and subsumption.
2405 * timevar.h (auto_timevar): New constructor that matches the push/pop
2406 pattern of usage in pt.c.
2408 2016-07-20 John David Anglin <danglin@gcc.gnu.org>
2410 Backport from mainline
2411 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
2413 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
2414 register parameters. Remove code to initialize argument pointer
2415 on TARGET_64BIT. Optimize call to _mcount when it can be reached
2416 using a pc-relative branch. Cleanup conditional code.
2417 * config/pa/pa.md (call_mcount): New expander.
2418 (call_mcount_nonpic): New insn.
2419 (call_mcount_pic): New insn and split.
2420 (call_mcount_pic_post_reload): New insn.
2421 (call_mcount_64bit): New insn and split.
2422 (call_mcount_64bit_post_reload): New insn.
2424 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2426 Backport from mainline
2427 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2429 * config/s390/s390.c (s390_encode_section_info): Remove mode size
2432 2016-07-20 Martin Jambor <mjambor@suse.cz>
2435 * trans-decl.c (gfc_generate_function_code): Use get_create rather
2436 than create to get a call graph node.
2438 2016-07-19 Jakub Jelinek <jakub@redhat.com>
2440 PR rtl-optimization/71916
2441 * cfgrtl.c (contains_no_active_insn_p): Return false also for
2442 bb which have a single succ fake edge.
2444 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
2447 * dwarf2out.c (gen_subprogram_die): Only call
2448 gen_unspecified_parameters_die while dumping early dwarf.
2450 2016-07-19 Jakub Jelinek <jakub@redhat.com>
2453 * gimple-fold.c (fold_builtin_memory_op): Use
2454 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
2456 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2458 Back port from mainline
2459 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2462 * config/rs6000/rs6000.c (rs6000_function_value): Fix
2463 unintentional System V.4 structure return breakage for structures
2464 with a single floating point element.
2466 2016-07-18 Martin Liska <mliska@suse.cz>
2468 Backported from mainline
2469 2016-07-12 Martin Liska <mliska@suse.cz>
2471 PR rtl-optimization/71634
2472 * ira-build.c (mark_loops_for_removal): Properly iterate
2475 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2477 Backport from mainline
2478 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2480 * config/s390/s390.c (s390_encode_section_info): Always set
2481 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
2484 2016-07-15 Alan Modra <amodra@gmail.com>
2487 2016-07-11 Alan Modra <amodra@gmail.com>
2488 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
2489 (ctr<mode>): Add unspec.
2490 (ctr<mode>_internal*): Likewise.
2492 2016-07-14 Alan Modra <amodra@gmail.com>
2495 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
2496 with p9_vector override before power9-dform override.
2498 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
2500 Backport from mainline r238086.
2501 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
2504 * ipa-inline-analysis.c (compute_inline_parameters): Set
2505 local.can_change_signature to false for intrumentation
2508 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2509 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2511 Backport from mainline
2512 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2513 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2515 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
2517 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
2518 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
2519 (SIGNBIT): New mode iterator.
2520 (Fsignbit): New mode attribute.
2521 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
2522 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
2523 when direct moves are available.
2524 (signbit<mode>2_dm): New define_insn_and_split).
2525 (signbit<mode>2_dm2): New define_insn.
2527 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2529 Backport from mainline
2530 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2533 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
2534 The xxperm and xxpermr instructions require that the 2nd input
2535 operand overlap with the output operand, and not the 1st.
2536 (altivec_vperm_v8hiv16qi): Likewise.
2537 (altivec_vperm_<mode>_uns_internal): Likewise.
2538 (altivec_vpermr_<mode>_internal): Likewise.
2539 (vperm_v8hiv4si): Likewise.
2540 (vperm_v16qiv8hi): Likewise.
2542 2016-07-12 Segher Boessenkool <segher@kernel.crashing.org>
2544 Backport from mainline
2545 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
2549 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
2550 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
2553 2016-07-11 Jakub Jelinek <jakub@redhat.com>
2556 * omp-low.c (expand_omp_target): Gimplify device.
2558 PR tree-optimization/71823
2559 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
2560 to get vec_oprnds2 from op2.
2562 2016-07-11 Yuri Rumyantsev <ysrumyan@gmail.com>
2564 Backport from mainline r238055.
2565 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2567 PR tree-optimization/71518
2568 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
2569 misalign also for outer loops with negative step.
2571 2016-07-08 Martin Liska <mliska@suse.cz>
2573 Backported from mainline
2574 2016-07-08 Martin Liska <mliska@suse.cz>
2577 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
2578 folding produces SAVE_EXPRs, thus return false for the type.
2580 2016-07-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2582 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): Remove
2583 redundant and erroneous definition of this macro accidentally
2584 inserted during backporting.
2585 (BU_P9_64BIT_MISC_0): Likewise.
2586 (BU_P9_MISC_0): Likewise.
2588 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2590 Back port from the trunk
2591 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2593 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
2598 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
2599 __builtin_aarch64_fmaxv2sf.
2600 (vmaxnmq_f32): Likewise.
2601 (vmaxnmq_f64): Likewise.
2602 (vminnm_f32): Likewise.
2603 (vminnmq_f32): Likewise.
2604 (vminnmq_f64): Likewise.
2606 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2608 Back port from trunk
2609 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2612 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
2613 enable -mfloat128-hardware by default.
2614 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
2615 that IEEE 128-bit hardware support needs.
2616 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2617 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
2618 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
2619 floating point requires.
2620 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2621 -mfloat128 and -mfloat128-hardware changes.
2623 2016-07-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2625 Backport from mainline r237912
2626 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2628 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2629 Exchange the order of the second and third operands in the vpermr
2630 instruction tmeplate.
2632 2016-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2634 Back port from the trunk
2635 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2638 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
2639 the insns, use an insn form that does not adjust the offset on
2640 little endian systems.
2642 2016-07-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2644 Backport from mainline r237885
2645 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2647 * config/rs6000/altivec.md (darn_32): Change the condition to
2648 TARGET_P9_MISC instead of TARGET_MODULO.
2649 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2650 condition expression.
2651 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2652 condition expression.
2653 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2654 (DFP_TEST): New code iterator.
2655 (dfptstsfi_<code>_mode>): New define_expand.
2656 (*dfp_sgnfcnc_<mode>): New define_insn.
2657 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2658 definition next to BU_P9_MISC_1 definition and change the MASK
2659 value to RS6000_BTM_P9_MISC.
2660 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2661 (BU_P9_64BIT_MISC_0): Likewise.
2662 (BU_P9_DFP_MISC_0): New macro definition.
2663 (BU_P9_DFP_MISC_1): New macro definition.
2664 (BU_P9_DFP_MISC_2): New macro definition.
2665 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2666 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2667 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2668 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2669 (TSTSFI_LT_TD): Likewise.
2670 (TSTSFI_EQ_DD): Likewise.
2671 (TSTSFI_EQ_TD): Likewise.
2672 (TSTSFI_GT_DD): Likewise.
2673 (TSTSFI_GT_TD): Likewise.
2674 (TSTSFI_OV_DD): Likewise.
2675 (TSTSFI_OV_TD): Likewise.
2676 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2677 (TSTSFI_LT_DD): Likewise.
2678 (TSTSFI_LT_TD): Likewise.
2679 (TSTSFI_EQ): Likewise.
2680 (TSTSFI_EQ_DD): Likewise.
2681 (TSTSFI_EQ_TD): Likewise.
2682 (TSTSFI_GT): Likewise.
2683 (TSTSFI_GT_DD): Likewise.
2684 (TSTSFI_GT_TD): Likewise.
2685 (TSTSFI_OV): Likewise.
2686 (TSTSFI_OV_DD): Likewise.
2687 (TSTSFI_OV_TD): Likewise.
2688 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2689 overloaded test significance functions.
2690 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2691 OPTION_MASK_P9_MISC into the representation of this mask.
2692 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
2694 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
2695 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
2697 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
2698 argument is a 6-bit unsigned literal value if the icode argument
2699 represents a DFP test significance built-in call.
2700 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
2701 flag used independently and in combination with the
2702 RS6000_BTM_64BIT flag.
2703 (rs6000_opt_masks): Add entry for power9-misc command-line option.
2704 (rs6000_builtin_mask_names): Add entry for power9-misc
2705 command-line option.
2706 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
2707 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
2708 RS6000_BTM_P9_MISC macros.
2709 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
2710 option and change the description of the -mpower9-vector option to
2711 enable only vector instructions, removing its erroneously claimed
2712 support for scalar instructions.
2713 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2714 the ISA 3.0 digital floating point test significance built-in
2717 2016-07-07 Richard Biener <rguenther@suse.de>
2719 Backport from mainline
2720 2016-06-13 Richard Biener <rguenther@suse.de>
2723 * fold-const.c (fold_unary_loc): Preserve alignment when
2724 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2726 2016-07-07 Richard Biener <rguenther@suse.de>
2728 Backport from mainline
2729 2016-05-25 Richard Biener <rguenther@suse.de>
2731 PR tree-optimization/71264
2732 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2735 2016-06-07 Richard Biener <rguenther@suse.de>
2738 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2741 2016-06-14 Richard Biener <rguenther@suse.de>
2743 PR tree-optimization/71521
2744 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2745 division int_const_binop against zero divisor.
2747 2016-06-08 Richard Biener <rguenther@suse.de>
2749 PR tree-optimization/71452
2750 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2751 type used for the SSA rewrite has enough precision to cover
2752 the dynamic type of the location.
2754 2016-06-14 Richard Biener <rguenther@suse.de>
2756 PR tree-optimization/71522
2757 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2758 copying into float copying.
2760 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2762 Backport from mainline
2763 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2766 * config/avr/avr.c (avr_asm_select_section): Strip off
2767 SECTION_DECLARED from flags when calling get_section.
2769 2016-07-05 Pat Haugen <pthaugen@us.ibm.com>
2771 Backport from mainline
2772 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
2774 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
2775 ('size' attribute): Add '128'.
2777 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
2778 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
2779 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
2780 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
2781 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
2782 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
2783 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
2784 *trunc<mode>df2_odd): Set size attribute to '128'.
2785 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
2786 * config/rs6000/power6.md (power6-fp): Include dfp type.
2787 * config/rs6000/power7.md (power7-fp): Likewise.
2788 * config/rs6000/power8.md (power8-fp): Likewise.
2789 * config/rs6000/power9.md: New file.
2790 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
2791 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
2792 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
2794 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
2795 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2796 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
2797 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
2798 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
2799 dfp_dscri_<mode>): Change type attribute to dfp.
2800 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
2801 attribute to vecsimple.
2802 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
2803 and prefetch streams.
2804 (rs6000_option_override_internal): Remove temporary code setting
2805 tuning to power8. Don't set rs6000_sched_groups for power9.
2806 (last_scheduled_insn): Change to rtx_insn *.
2807 (divide_cnt, vec_load_pendulum): New variables.
2808 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
2809 (rs6000_issue_rate): Set issue rate for Power9.
2810 (is_power9_pairable_vec_type): New.
2811 (power9_sched_reorder2): New.
2812 (rs6000_sched_reorder2): Call new function for Power9 specific
2814 (insn_must_be_first_in_group): Remove Power9.
2815 (insn_must_be_last_in_group): Likewise.
2816 (force_new_group): Likewise.
2817 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
2818 Initialize divide_cnt/vec_load_pendulum.
2819 (_rs6000_sched_context, rs6000_init_sched_context,
2820 rs6000_set_sched_context): Handle context save/restore of new
2823 2016-07-05 Pat Haugen <pthaugen@us.ibm.com>
2825 Backport from mainline
2826 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
2828 * config/rs6000/rs6000.md ('type' attribute): Add
2829 veclogical,veccmpfx,vecexts,vecmove insn types.
2830 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
2831 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
2832 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
2833 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
2834 *nabs<mode>2_hw): Change type to vecmove.
2835 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
2836 *boolcc<mode>3_internal, *eqv<mode>3_internal,
2837 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
2838 *ieee_128bit_vsx_abs<mode>2_internal,
2839 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
2840 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
2841 *ieee128_mtvsrd_32bit): Change type to veclogical.
2842 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
2843 *movdi_internal32, *movdi_internal64): Update insn types.
2844 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
2845 vsx_extract_<mode>): Change type to veclogical.
2846 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
2847 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
2848 *vsx_sign_extend_si_v2di): Change type to vecexts.
2849 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
2851 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
2852 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
2853 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
2854 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
2855 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2856 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
2857 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
2858 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
2859 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
2860 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
2861 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
2862 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
2863 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
2864 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
2865 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
2866 (ppc7450-vecsimple): Add veclogical, vecmove.
2867 (ppc7450-veccmp): Add veccmpfx.
2868 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
2870 (ppc8540_vector_compare): Add veccmpfx.
2871 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
2872 * config/rs6000/cell.md (cell-fp): Add fpsimple.
2873 (cell-vecsimple): Add veclogical, vecmove.
2874 (cell-veccmp): Add veccmpfx.
2875 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
2876 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
2878 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
2879 * config/rs6000/power4.md (power4-fp): Add fpsimple.
2880 (power4-vecsimple): Add veclogical, vecmove.
2881 (power4-veccmp): Add veccmpfx.
2882 * config/rs6000/power5.md (power5-fp): Add fpsimple.
2883 * config/rs6000/power6.md (power6-fp): Add fpsimple.
2884 (power6-vecsimple): Add veclogical, vecmove.
2885 (power6-veccmp): Add veccmpfx.
2886 * config/rs6000/power7.md (power7-fp): Add fpsimple.
2887 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
2888 * config/rs6000/power8.md (power8-fp): Add fpsimple.
2889 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
2890 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
2891 * config/rs6000/titan.md (titan_fp): Add fpsimple.
2892 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
2894 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2896 2016-07-05 Kelvin Nilsen <kelvin@gcc.gnu.org>
2898 Backport from mainline r237391
2899 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2901 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2902 RS6000_BTM_MODULO flag into the set of flags that are considered
2903 to be part of the common configuration.
2905 2016-07-04 Jakub Jelinek <jakub@redhat.com>
2908 * tree.c (attribute_value_equal): Use get_attribute_name instead of
2909 directly using TREE_PURPOSE.
2911 2016-07-04 Segher Boessenkool <segher@kernel.crashing.org>
2913 Backport from mainline
2914 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
2917 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
2918 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2920 2016-07-02 Jakub Jelinek <jakub@redhat.com>
2922 Backported from mainline
2923 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2926 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
2927 a constant, force its SUBREG_REG into memory or register instead
2930 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2933 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2934 returned values and add UN*/LTGT/*ORDERED cases with values matching
2935 D operand modifier on vcmp for AVX.
2937 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2939 Backport from trunk r237659
2940 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2942 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2943 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2946 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2949 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2952 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2953 OPTION_MASK_P9_DFORM_VECTOR.
2954 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2955 disable -mpower9-dform-vector when using reload.
2956 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2957 New 'strict' argument. Update all callers. Add strict addressing
2959 (rs6000_legitimate_offset_address_p): Remove call to
2960 virtual_stack_registers_memory_p.
2961 (rs6000_legitimize_reload_address): Add quad address support.
2962 (rs6000_legitimate_address_p): Move call to quad_address_p above
2963 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2964 to account for new strict usage.
2965 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2966 for new strict usage.
2967 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2969 2016-07-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2971 Backport from mainline
2972 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2974 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2975 (BU_FLOAT128_1): Likewise.
2977 (COPYSIGNQ): Likewise.
2978 (RS6000_BUILTIN_NANQ): Likewise.
2979 (RS6000_BUILTIN_NANSQ): Likewise.
2980 (RS6000_BUILTIN_INFQ): Likewise.
2981 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
2982 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
2983 (TARGET_FOLD_BUILTIN): New #define.
2984 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
2985 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
2986 (rs6000_fold_builtin): New target hook implementation, handling
2987 folding of 128-bit NaNs and infinities.
2988 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
2989 entries are filled in to avoid problems during bootstrap
2990 self-test; define builtins for 128-bit NaNs and infinities.
2991 (rs6000_opt_mask): Add entry for float128.
2992 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
2993 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
2994 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
2995 (const_str_type_node): New #define.
2996 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
2997 to a define_expand that dispatches to either copysign<mode>3_soft
2998 or copysign<mode>3_hard.
2999 (copysign<mode>3_hard): Rename from copysign<mode>3.
3000 (copysign<mode>3_soft): New define_insn.
3001 * doc/extend.texi: Document new builtins.
3003 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
3006 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
3009 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
3012 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3014 Backport from trunk r236992
3015 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3017 * config/rs6000/altivec.h (vec_slv): New macro.
3018 (vec_srv): New macro.
3019 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3020 (UNSPEC_VSRV): New value.
3023 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3024 (vsrv): New builtin definition.
3025 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3026 define argument types for new builtin.
3027 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3029 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3032 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
3034 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
3037 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3039 Backport from trunk r237390
3040 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3042 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3043 difference unsigned.
3044 (vec_absdb): New macro for vector absolute difference unsigned
3046 (vec_absdh): New macro for vector absolute difference unsigned
3048 (vec_absdw): New macro for vector absolute difference unsigned word.
3049 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3050 (vadu<mode>3): New insn.
3051 (*p9_vadu<mode>3): New insn.
3052 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3054 (vaduh): New built-in definition.
3055 (vaduw): New built-in definition.
3056 (vadu): New overloaded built-in definition.
3057 (vadub): New overloaded built-in definition.
3058 (vaduh): New overloaded built-in definition.
3059 (vaduw): New overloaded built-in definition.
3060 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3061 overloaded vector absolute difference unsigned functions.
3062 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3063 the ISA 3.0 vector absolute difference unsigned built-in functions.
3065 2016-06-30 David Malcolm <dmalcolm@redhat.com>
3067 Backport from trunk r237880.
3068 2016-06-30 David Malcolm <dmalcolm@redhat.com>
3071 * gcc.c (driver::build_option_suggestions): Pass "option" to
3072 add_misspelling_candidates.
3073 * opts-common.c (add_misspelling_candidates): Add "option" param;
3074 use it to avoid adding negated forms for options marked with
3076 * opts.h (add_misspelling_candidates): Add "option" param.
3078 2016-06-30 Jakub Jelinek <jakub@redhat.com>
3081 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
3082 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
3083 first when permuting bitwise operation with rotate. Cast
3084 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
3086 2016-06-30 Martin Liska <mliska@suse.cz>
3088 Parting backport from mainline
3089 2016-06-29 Martin Liska <mliska@suse.cz>
3091 * ipa-inline-transform.c (inline_call): Remove unnecessary call
3092 of build_optimization_node.
3094 2016-06-29 Eric Botcazou <ebotcazou@adacore.com>
3096 Backport from mainline
3097 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3099 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3101 2016-06-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3103 Back port from trunk
3104 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3106 * stor-layout.c (layout_type): Move setting complex MODE to
3107 layout_type, instead of setting it ahead of time by the caller.
3109 Back port from trunk
3110 2016-05-11 Alan Modra <amodra@gmail.com>
3112 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3113 abi_v4_pass_in_fpr): New functions.
3114 (rs6000_function_arg_boundary): Exclude complex IBM long double
3115 from 64-bit alignment when ABI_V4.
3116 (rs6000_function_arg, rs6000_function_arg_advance_1,
3117 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3119 Back port from trunk
3120 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3122 * machmode.h (mode_complex): Add support to give the complex mode
3124 (GET_MODE_COMPLEX_MODE): Likewise.
3125 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3126 stored by build_complex_type and gfc_build_complex_type instead of
3127 trying to figure out the appropriate mode based on the size. Raise
3128 an assertion error, if the type was not set.
3129 * genmodes.c (struct mode_data): Add field for the complex type of
3131 (blank_mode): Likewise.
3132 (make_complex_modes): Remember the complex mode created in the
3134 (emit_mode_complex): Write out the mode_complex array to map a
3135 type mode to the complex version.
3136 (emit_insn_modes_c): Likewise.
3137 * tree.c (build_complex_type): Set the complex type to use before
3138 calling layout_type.
3139 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3140 support for __float128 complex datatypes.
3141 (rs6000_hard_regno_mode_ok): Likewise.
3142 (rs6000_setup_reg_addr_masks): Likewise.
3143 (rs6000_complex_function_value): Likewise.
3144 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3145 __float128 and __ibm128 complex.
3146 (FLOAT128_IBM_P): Likewise.
3147 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3148 * doc/extend.texi (Additional Floating Types): Document that
3149 -mfloat128 must be used to enable __float128. Document complex
3150 __float128 and __ibm128 support.
3152 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3154 PR tree-optimization/71647
3155 * omp-low.c (lower_rec_input_clauses): Convert
3156 omp_clause_aligned_alignment (c) to size_type_node for the
3157 last argument of __builtin_assume_aligned.
3159 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
3161 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
3163 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3165 Backport from 2016-06-21 trunk r237639.
3168 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3169 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3170 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3172 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3175 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3176 constant addresses if can_create_pseudo_p.
3178 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3180 PR tree-optimization/71588
3181 * tree-ssa-strlen.c (valid_builtin_call): New function.
3182 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3185 Backported from mainline
3186 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3189 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3190 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3191 for conversion of scalar user var to complex type and use the
3192 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3195 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3197 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
3198 with base of reference to struct.
3200 2016-06-20 Ilya Enkovich <ilya.enkovich@intel.com>
3202 Backport from mainline r237484.
3203 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
3206 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
3207 DECL_CONTEXT for copied arguments.
3209 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3210 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3212 Backport from 2016-06-20 trunk r237589, r236558.
3215 * config/avr/avr.md (movqi): Handle loading subreg:qi (const,
3216 symbol_ref,label_ref).
3218 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3221 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
3222 (setcc + and peephole2): Likewise.
3224 2016-06-15 Andreas Tobler <andreast@gcc.gnu.org>
3226 Backported from mainline
3227 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
3229 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
3230 FreeBSD 11 and above.
3232 2016-06-15 Ilya Verbin <ilya.verbin@intel.com>
3234 Backport from mainline
3235 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3237 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3239 2016-06-14 Jakub Jelinek <jakub@redhat.com>
3241 Backported from mainline
3242 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3245 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3246 without LABEL_DECL, set *handled_ops_p to false instead of true.
3248 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3249 Richard Biener <rguenther@suse.de>
3252 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3253 the same as DECL_P (base0) for indirect_base0. Use equality_code
3254 in one further place.
3256 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3258 PR tree-optimization/71405
3259 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3260 incompatible type, build a new clobber with the right type instead
3261 of building a VIEW_CONVERT_EXPR around it.
3263 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3265 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3266 update shared_lookup_references only once after changing operands.
3268 2016-06-13 Richard Biener <rguenther@suse.de>
3270 PR tree-optimization/71505
3271 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3272 assert match comment.
3274 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3276 Backport from mainline
3277 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3280 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3283 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3286 Backport from trunk r237291:
3287 * tree-nested.c (convert_nonlocal_omp_clauses)
3288 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3289 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3290 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3292 Backport from trunk r237291:
3293 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3295 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3297 Backport from trunk r237290:
3298 * omp-low.c (scan_sharing_clauses): Don't expect
3301 Backport trunk r235964:
3302 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3304 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3305 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3308 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3311 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3312 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3314 2016-06-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3316 Back port from trunk
3317 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3319 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3320 alternatives, eliminating preferred register class. Add support
3321 for the MTVSRDD instruction in ISA 3.0.
3322 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3323 reg_or_indexed_operand.
3324 (vsx_splat_v4sf_internal): Likewise.
3326 Back port from trunk
3327 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3330 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3331 for loading up all 0's or all 1's.
3333 Back port from trunk
3334 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3337 * config/rs6000/constraints.md (wE constraint): New constraint
3338 for a vector constant that can be loaded with XXSPLTIB.
3339 (wM constraint): New constraint for a vector constant of a 1's.
3340 (wS constraint): New constraint for a vector constant that can be
3341 loaded with XXSPLTIB and a vector sign extend instruction.
3342 * config/rs6000/predicates.md (xxspltib_constant_split): New
3343 predicates for wE/wS constraints.
3344 (xxspltib_constant_nosplit): Likewise.
3345 (easy_vector_constant): Add support for constants that can be
3346 loaded via XXSPLTIB.
3347 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3348 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3349 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3350 instruction and possibly with a sign extension.
3351 (output_vec_const_move): Add support for XXSPLTIB. If we are
3352 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3353 instead of XXLXOR/XXLORC.
3354 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3356 (rs6000_legitimize_reload_address): Likewise.
3357 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3359 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3360 combine VSX_M and VSX_M2 into one iterator.
3362 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3363 (VSINT_842): Likewise.
3364 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3365 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3366 XXSPLTIB instruction.
3367 (xxspltib_<mode>_nosplit): Likewise.
3368 (xxspltib_<mode>_split): New insn to load up constants with
3369 XXSPLTIB and a sign extend instruction.
3370 (vsx_mov<mode>): Replace single move that handled all vector types
3371 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3372 moves (when -mvsx-timode is in effect) into the main vector
3373 moves. Eliminate separate moves for <VSr> <VSa>, where the
3374 preferred register class (<VSr>) is listed first, and the
3375 secondary register class (<VSa>) is listed second with a '?' to
3376 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3377 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3378 that if the register was involved in a slow operation, the
3379 clear/set operation does not wait for the slow operation to
3380 finish. Adjust the length attributes for 32-bit mode. Use
3381 rs6000_output_move_128bit and drop the use of the string
3382 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3383 spacing so that the alternatives and attributes don't generate
3384 long lines, and put things in columns, so that it is easier to
3385 match up the operands and attributes with the insn alternatives.
3386 (vsx_mov<mode>_64bit): Likewise.
3387 (vsx_mov<mode>_32bit): Likewise.
3388 (vsx_movti_64bit): Fold movti into normal vector moves.
3389 (vsx_movti_32bit): Likewise.
3390 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3392 (vsx_splat_v4si_internal): Likewise.
3393 (vsx_splat_v4sf_internal): Likewise.
3394 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3395 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3396 extend vector elements.
3397 (vsx_sign_extend_hi_<mode>): Likewise.
3398 (vsx_sign_extend_si_v2di): Likewise.
3399 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3401 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3402 constraints. Add trailing period to wL documentation.
3404 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3406 Backport from mainline
3407 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3409 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3410 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3412 2016-06-08 Eric Botcazou <ebotcazou@adacore.com>
3414 Backport from mainline
3415 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3417 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3418 Include the M7 SPARC DFA scheduler.
3419 New attribute v3pipe.
3420 Annotate insns with v3pipe where appropriate.
3421 Define cpu_feature vis4.
3422 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3423 Add (V8QI "8") to vbits.
3424 Add insns {add,sub}v8qi3
3425 Add insns ss{add,sub}v8qi3
3426 Add insns us{add,sub}{v8qi,v4hi}3
3427 Add insns {min,max}{v8qi,v4hi,v2si}3
3428 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3429 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3430 * config/sparc/niagara4.md: Add a comment explaining the
3431 discrepancy between the documented latenty numbers and the
3433 * config/sparc/niagara7.md: New file.
3434 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3435 supports SPARC5 and VIS 4.0 instructions.
3436 * configure: Regenerate.
3437 * config.in: Likewise.
3438 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3439 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3440 TARGET_CPU_niagara7.
3441 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3442 (CPP_CPU_SPEC): Handle niagara7.
3443 (ASM_CPU_SPEC): Likewise.
3444 * config/sparc/sparc-opts.h (processor_type): Add
3446 (mvis4): New option.
3447 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3448 (AS_NIAGARA7_FLAG): Define.
3449 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3450 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3451 (CPP_CPU_SPEC): Handle niagara7.
3452 (ASM_CPU_SPEC): Likewise.
3453 * config/sparc/sparc.c (niagara7_costs): Define.
3454 (sparc_option_override): Handle niagara7 and adjust cache-related
3455 parameters with better values for niagara cpus. Also support VIS4.
3456 (sparc32_initialize_trampoline): Likewise.
3457 (sparc_use_sched_lookahead): Likewise.
3458 (sparc_issue_rate): Likewise.
3459 (sparc_register_move_cost): Likewise.
3460 (dump_target_flag_bits): Support VIS4.
3461 (sparc_vis_init_builtins): Likewise.
3462 (sparc_builtins): Likewise.
3463 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3465 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3467 * config/sparc/sparc.opt (sparc_processor_type): New value
3469 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3471 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3473 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3476 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3478 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3480 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3482 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3483 cpu_32, cpu_64, tune_32 and tune_64.
3484 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3486 2016-06-08 Ilya Verbin <ilya.verbin@intel.com>
3488 Backport from mainline
3489 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3491 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3492 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3493 * config/i386/i386.c (enum ix86_builtins): Add
3494 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3495 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3496 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3497 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3498 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3499 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3500 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3501 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3502 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3503 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3504 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3505 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3506 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3507 __builtin_ia32_cvtps2dq512_mask.
3508 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3509 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3510 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3511 * config/i386/sse.md
3512 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3514 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3515 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3517 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3518 (avx512f_vec_pack_sfix_v8df): New define_expand.
3519 (avx512f_roundpd512): Rename to ...
3520 (avx512f_round<castmode>512): ... this. Change iterator.
3521 (avx512f_roundps512_sfix): New define_expand.
3522 (round<mode>2_sfix): Change iterator.
3524 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3526 Backport from mainline
3527 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3529 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3532 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3536 Copy op1 RTX to avoid invalid sharing.
3537 (ix86_expand_vector_move_misalign): Ditto.
3539 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3541 PR tree-optimization/71259
3542 * tree-vect-slp.c (vect_get_constant_vectors): For
3543 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3544 one for constant op, and use COND_EXPR for non-constant.
3546 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3549 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3552 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3554 2016-06-05 Uros Bizjak <ubizjak@gmail.com>
3556 Backport from mainline
3557 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3558 Jocelyn Mayer <l_indien@magic.fr>
3561 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3562 detect processor family for signature_CENTAUR_ebx.
3563 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3564 signature_CENTAUR_ebx.
3565 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3566 <default>: Pass x86-64 for has_longmode.
3568 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3571 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3572 to noreturn e->callee->decl that has void return type and void
3573 arguments, adjust gimple_call_fntype and remove lhs even if it had
3574 previously addressable type.
3576 2016-06-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3578 Back port from trunk
3579 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3581 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3582 for ISA 3.0 min/max support.
3583 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3584 conditional move support.
3585 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3586 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3588 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3589 conditional moves where the comparison type is different from move
3591 (fp_minmax): New code iterator for smin/smax.
3592 (minmax): New code attributes for min/max.
3593 (SMINMAX): Likewise.
3594 (smax<mode>3): Combine min, max insns into one insn using the
3595 fp_minmax code iterator. Add support for ISA 3.0 min/max
3596 instructions that don't need -ffast-math.
3597 (s<minmax><mode>3): Likewise.
3598 (smax<mode>3_vsx): Likewise.
3599 (smin<mode>3): Likewise.
3600 (s<minmax><mode>3_vsx): Likewise.
3601 (smin<mode>3_vsx): Likewise.
3602 (pre-VSX min/max splitters): Likewise.
3603 (s<minmax><mode>3_fpr): Likewise.
3604 (movsfcc): Rewrite floating point conditional moves to combine
3605 SFmode/DFmode into a single insn.
3606 (mov<mode>cc): Likewise.
3607 (movdfcc): Likewise.
3608 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3609 SFDF2 iterators to handle all combinations.
3610 (fseldfsf4): Likewise.
3611 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3612 (fseldfdf4): Likewise.
3613 (fselsfdf4): Likewise.
3614 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3615 comparison instructions that set a 0/-1 mask, and use it for
3616 floating point conditional move via XXSEL.
3617 (fpmask<mode>): Likewise.
3618 (xxsel<mode>): Likewise.
3619 * config/rs6000/predicates.md (min_max_operator): Delete, no
3621 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3622 instructions that generate a 0/-1 mask for use with XXSEL.
3623 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3624 say whether floating point min/max is available, either through
3625 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3626 (TARGET_MINMAX_DF): Likewise.
3628 Back port from trunk
3629 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3631 * config/rs6000/predicate.md (all_ones_constant): New predicate
3632 for vector constant with all 1's set.
3634 2016-06-02 Kelvin Nilsen <kelvin@gcc.gnu.org>
3636 Back port from trunk
3637 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3639 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3640 (UNSPEC_DARN_32): New unspec constant.
3641 (UNSPEC_DARN_RAW): New unspec constant.
3642 (darn_32): New instruction.
3643 (darn_raw): New instruction.
3644 (darn): New instruction.
3645 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3646 support and documentation for this macro.
3647 (BU_P9_MISC_1): New macro definition.
3648 (BU_P9_64BIT_MISC_0): New macro definition.
3649 (BU_P9_MISC_0): New macro definition.
3650 (darn_32): New builtin definition.
3651 (darn_raw): New builtin definition.
3652 (darn): New builtin definition.
3653 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3654 RS6000_BUILTIN_0 directives to surround each occurrence of
3655 #include "rs6000-builtin.def".
3656 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3657 RS6000_BTM_64BIT flags to the returned mask, depending on
3659 (def_builtin): Correct an error in the assignments made to the
3660 debugging variable attr_string.
3661 (rs6000_expand_builtin): Add support for no-operand built-in
3663 (builtin_function_type): Remove fatal_error assertion that is no
3665 (rs6000_common_init_builtins): Add support for no-operand built-in
3667 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3669 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3671 (RS6000_BTM_64BIT): New macro definition.
3672 * doc/extend.texi: Document __builtin_darn (void),
3673 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3676 2016-06-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3678 Back port from trunk
3679 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3682 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3683 ISA 3.0 xxperm fusion alternative.
3684 (altivec_vperm_v8hiv16qi): Likewise.
3685 (altivec_vperm_<mode>_uns_internal): Likewise.
3686 (vperm_v8hiv4si): Likewise.
3687 (vperm_v16qiv8hi): Likewise.
3689 Back port from trunk
3690 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3691 Kelvin Nilsen <kelvin@gcc.gnu.org>
3693 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3694 vpermr/xxpermr on ISA 3.0.
3695 (altivec_expand_vec_perm_le): Likewise.
3696 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3697 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3700 Back port from trunk
3701 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3703 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3704 parity built-in functions.
3705 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3707 (p9v_parity<mode>2): Likewise.
3708 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3710 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3711 (parity<mode>2): ISA 3.0 expander for vector parity.
3712 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3714 (BU_P9_64BIT_MISC_0): Likewise.
3715 (BU_P9_MISC_0): Likewise.
3716 (BU_P9V_AV_1): Likewise.
3717 (BU_P9V_AV_2): Likewise.
3718 (BU_P9V_AV_3): Likewise.
3719 (BU_P9V_AV_P): Likewise.
3720 (BU_P9V_VSX_1): Likewise.
3721 (BU_P9V_OVERLOAD_1): Likewise.
3722 (BU_P9V_OVERLOAD_2): Likewise.
3723 (BU_P9V_OVERLOAD_3): Likewise.
3724 (VCTZB): Add vector count trailing zeros support.
3728 (VPRTYBD): Add vector parity support.
3729 (VPRTYBQ): Likewise.
3730 (VPRTYBW): Likewise.
3731 (VCTZ): Add overloaded vector count trailing zeros support.
3732 (VPRTYB): Add overloaded vector parity support.
3733 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3734 overloaded vector count trailing zeros and parity instructions.
3735 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3736 vector parity support.
3737 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3738 trailing zeros support.
3739 (vec_cntlz): Likewise.
3740 (vec_vctzb): Likewise.
3741 (vec_vctzd): Likewise.
3742 (vec_vctzh): Likewise.
3743 (vec_vctzw): Likewise.
3744 (vec_vprtyb): Add ISA 3.0 vector parity support.
3745 (vec_vprtybd): Likewise.
3746 (vec_vprtybw): Likewise.
3747 (vec_vprtybq): Likewise.
3748 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3749 the ISA 3.0 vector count trailing zeros and vector parity built-in
3752 Back port from trunk
3753 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3755 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3756 VNEGW/VNEGD instructions.
3757 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3758 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3759 support for ISA 3.0 VNEGW/VNEGD instructions.
3761 Back port from trunk
3762 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3764 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3765 the code into quad_address_p and call it to share code with
3766 vsx_quad_dform_memory_operand.
3767 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3769 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3770 bit instead of being a separate word. Split -mpower9-dform into
3771 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3772 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3773 for the register class supporting 128-bit quad word memory offsets.
3774 (mode_supports_vsx_dform_quad): Helper function to return if the
3775 register class uses quad word memory offsets.
3776 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3777 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3778 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3779 instructions are enabled, set up the appropriate addr_masks for
3781 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3782 -mpower9-dform-scalar, instead of -mpower9-dform.
3783 (rs6000_option_override_internal): Split -mpower9-dform into two
3784 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3785 -mpower9-dform switch sets or clears both. If we are not using
3786 the LRA register allocator, do not enable -mpower9-dform-vector by
3787 default. If we are using LRA, enable -mpower9-dform-vector and
3788 -mvsx-timode if it is appropriate. Issue a warning if either
3789 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3791 (quad_address_offset_p): New helper function to return if the
3792 offset is legal for quad word memory instructions.
3793 (quad_address_p): New function to determin if GPR or vector
3794 register quad word memory addresses are legal.
3795 (mem_operand_gpr): Validate quad word address offsets.
3796 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3797 d-form (register + offset) instructions.
3798 (offsettable_ok_by_alignment): Likewise.
3799 (rs6000_legitimate_offset_address_p): Likewise.
3800 (legitimate_lo_sum_address_p): Likewise.
3801 (rs6000_legitimize_address): Likewise.
3802 (rs6000_legitimize_reload_address): Add more debug statements for
3804 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3805 d-form instructions.
3806 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3807 d-form instructions. Distinguish different cases in debug
3808 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3809 d-form instructions.
3810 (rs6000_preferred_reload_class): Likewise.
3811 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3812 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3813 of the ISA 2.06 indexed memory instructions.
3814 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3815 use them to save/restore the saved vector registers instead of
3816 using Altivec instructions.
3817 (rs6000_emit_epilogue): Likewise.
3818 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3819 (rs6000_opt_masks): Split -mpower9-dform into
3820 -mpower9-dform-scalar and -mpower9-dform-vector.
3821 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3823 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3824 ISA 3.0 vector indexed memory instructions, and fold the code into
3825 the normal mov<mode> patterns.
3826 (p9_vecstore_<mode>): Likewise.
3827 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3829 (vsx_movti_64bit): Likewise.
3830 (vsx_movti_32bit): Likewise.
3831 * config/rs6000/constraints.md (wO constraint): New constraint for
3832 ISA 3.0 vector d-form support.
3833 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3834 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3835 include -mpower9-dform-vector until we switch over to LRA.
3836 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3837 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3838 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3839 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3840 for -mpower9-dform and -mlra.
3841 * doc/md.texi (wO constraint): Document wO constraint.
3843 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3845 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3846 the factor for live Phi nodes.
3848 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3851 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3852 around creation of the temporary.
3854 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3856 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3857 into account live statements for mask producers.
3859 2016-05-31 Richard Biener <rguenther@suse.de>
3861 Backport from mainline
3862 2016-05-11 Richard Biener <rguenther@suse.de>
3865 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3866 (dwarf2out_finish): Move retry_incomplete_types call ...
3867 (dwarf2out_early_finish): ... here.
3869 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3872 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3873 NULL_TREE early if NEON is not available. Remove now redundant check
3874 in ARM_CHECK_BUILTIN_MODE.
3876 2016-05-31 Tom de Vries <tom@codesourcery.com>
3879 2016-05-31 Tom de Vries <tom@codesourcery.com>
3881 PR tree-optimization/69068
3882 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3883 phis with more than two args.
3885 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3887 Backport from mainline
3888 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3890 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3891 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3894 2016-05-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3896 Backport from mainline
3897 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3899 * config/rs6000/altivec.h: Change definitions of vec_xl and
3901 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3902 (LD_ELEMREV_V2DI): New.
3903 (LD_ELEMREV_V4SF): New.
3904 (LD_ELEMREV_V4SI): New.
3905 (LD_ELEMREV_V8HI): New.
3906 (LD_ELEMREV_V16QI): New.
3907 (ST_ELEMREV_V2DF): New.
3908 (ST_ELEMREV_V2DI): New.
3909 (ST_ELEMREV_V4SF): New.
3910 (ST_ELEMREV_V4SI): New.
3911 (ST_ELEMREV_V8HI): New.
3912 (ST_ELEMREV_V16QI): New.
3915 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3916 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3917 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3918 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3919 (altivec_expand_builtin): Add handling for
3920 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3921 (rs6000_invalid_builtin): Add error-checking for
3922 RS6000_BTM_P9_VECTOR.
3923 (altivec_init_builtins): Define builtins used to implement vec_xl
3925 (rs6000_builtin_mask_names): Define power9-vector.
3926 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3927 (RS6000_BTM_P9_VECTOR): Define.
3928 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3929 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3930 (vsx_ld_elemrev_v2df): Likewise.
3931 (vsx_ld_elemrev_v4sf): Likewise.
3932 (vsx_ld_elemrev_v4si): Likewise.
3933 (vsx_ld_elemrev_v8hi): Likewise.
3934 (vsx_ld_elemrev_v16qi): Likewise.
3935 (vsx_st_elemrev_v2df): Likewise.
3936 (vsx_st_elemrev_v2di): Likewise.
3937 (vsx_st_elemrev_v4sf): Likewise.
3938 (vsx_st_elemrev_v4si): Likewise.
3939 (vsx_st_elemrev_v8hi): Likewise.
3940 (vsx_st_elemrev_v16qi): Likewise.
3941 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3944 2016-05-30 Richard Biener <rguenther@suse.de>
3946 Backport from mainline
3947 2016-05-11 Richard Biener <rguenther@suse.de>
3950 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3951 if the langhook insists on it.
3952 * fold-const.c (make_bit_field_ref): Add arg for the original
3953 reference and preserve its alias-set.
3954 (decode_field_reference): Take exp by reference and adjust it
3955 to the original memory reference.
3956 (optimize_bit_field_compare): Adjust callers.
3957 (fold_truth_andor_1): Likewise.
3959 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3962 * fold-const.c (fold_checksum_tree): Allow modification
3963 of TYPE_ALIAS_SET during folding.
3965 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3967 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3968 (visium_expand_copysign): Use gen_int_mode directly.
3969 (visium_compute_frame_size): Minor tweaks.
3971 2016-05-30 Tom de Vries <tom@codesourcery.com>
3974 2016-05-30 Tom de Vries <tom@codesourcery.com>
3976 PR tree-optimization/69067
3977 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3979 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3981 * config/visium/visium-protos.h (split_double_move): Rename into...
3982 (visium_split_double_move): ...this.
3983 (visium_split_double_add): Declare.
3984 * config/visium/visium.c (split_double_move): Rename into...
3985 (visium_split_double_move): ...this.
3986 (visium_split_double_add): New function.
3987 (visium_expand_copysign): Renumber operands for consistency.
3988 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3989 (DFmode move splitter): Likewise.
3990 (*addi3_insn): Split by means of visium_split_double_add.
3991 (*adddi3_insn_flags): Delete.
3992 (*plus_plus_sltu<subst_arith>): New insn.
3993 (*subdi3_insn): Split by means of visium_split_double_add.
3994 (subdi3_insn_flags): Delete.
3995 (*minus_minus_sltu<subst_arith>): New insn.
3996 (*negdi2_insn): Split by means of visium_split_double_add.
3997 (*negdi2_insn_flags): Delete.
3999 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4001 Backport from mainline r236810.
4002 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4005 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4008 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4010 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4011 redundant test and bail out if the type of the new operand is not
4012 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4014 2016-05-24 Martin Sebor <msebor@redhat.com>
4017 * tree.h (complete_or_array_type_p): New inline function.
4019 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4021 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4022 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4023 rather than X86_TUNE_AVOID_4BYTE_PREFIXES. Use SSE_REGS instead
4024 of ALL_SSE_REGS. Return SSE_REGS also when TARGET_AVX.
4026 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4029 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4030 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4031 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4032 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4033 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4035 2016-05-23 Martin Jambor <mjambor@suse.cz>
4037 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4038 default block if a PHI node in the original one would be resized.
4040 2016-05-23 Martin Jambor <mjambor@suse.cz>
4042 PR tree-optimization/70884
4043 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4044 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4045 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4046 of constant pool data as a reason for scalarization.
4048 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4050 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4051 for naked functions.
4052 (thumb1_expand_prologue): Likewise.
4054 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4057 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4058 calls if the LHS is variable length or has addressable type.
4059 If targets[0]->decl is a noreturn call with void return type and
4060 zero arguments, adjust fntype and remove lhs in that case.
4062 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4064 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4065 force pending loads from memory.
4067 2016-05-19 Marek Polacek <polacek@redhat.com>
4069 Backport from mainline
4070 2016-05-19 Marek Polacek <polacek@redhat.com>
4072 PR tree-optimization/71031
4073 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4074 condition and adjust the code a bit.
4076 2016-05-19 Martin Jambor <mjambor@suse.cz>
4079 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4080 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4082 2016-05-19 Martin Jambor <mjambor@suse.cz>
4085 * ipa-inline.h (condition): New field size.
4086 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4087 for comaprison and store it into the new condition.
4088 (evaluate_conditions_for_known_args): Use condition size to check
4089 access sizes for all but CHANGED conditions.
4090 (unmodified_parm_1): New parameter size_p, store access size into it.
4091 (unmodified_parm): Likewise.
4092 (unmodified_parm_or_parm_agg_item): Likewise.
4093 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4094 (set_cond_stmt_execution_predicate): Extract access sizes and store
4096 (set_switch_stmt_execution_predicate): Likewise.
4097 (will_be_nonconstant_expr_predicate): Likewise.
4098 (will_be_nonconstant_predicate): Likewise.
4099 (inline_read_section): Stream condition size.
4100 (inline_write_summary): Likewise.
4101 * lto-streamer.h (LTO_minor_version): Bump.
4103 2016-05-18 Martin Liska <mliska@suse.cz>
4105 Backport from mainline
4106 2016-05-18 Martin Liska <mliska@suse.cz>
4109 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4112 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4115 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4116 lhs if it has TREE_ADDRESSABLE type.
4118 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4121 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4122 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4124 2016-05-17 Thomas Schwinge <thomas@codesourcery.com>
4126 Backport trunk r235748:
4128 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4129 (nvptx_function_value): Assert non-NULL cfun.
4131 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4133 Backport from mainline
4134 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4137 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4139 2016-05-16 Martin Jambor <mjambor@suse.cz>
4141 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4142 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4144 2016-05-16 Martin Jambor <mjambor@suse.cz>
4147 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4148 the outlined kernel function.
4150 2016-05-16 James Norris <jnorris@codesourcery.com>
4152 Backport from mainline r236098.
4153 2016-05-10 James Norris <jnorris@codesourcery.com>
4156 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4157 if offloading is enabled and -fopenacc or -fopenmp is specified.
4158 (CRTOFFLOADEND): Likewise.
4159 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4160 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4162 2016-05-16 Alan Modra <amodra@gmail.com>
4165 2016-05-10 Alan Modra <amodra@gmail.com>
4167 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4168 regrename modifying insns saving lr before __morestack call.
4169 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4170 insns restoring lr after __morestack call.
4172 2016-05-13 Richard Biener <rguenther@suse.de>
4174 Backport from mainline
4175 2016-04-27 Richard Biener <rguenther@suse.de>
4178 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4179 aggregate_value_p to determine if a function result is
4180 returned by reference.
4182 2016-05-06 Richard Biener <rguenther@suse.de>
4185 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4187 2016-05-06 Richard Biener <rguenther@suse.de>
4190 * fold-const.c (split_tree): Always convert to the original type
4193 2016-05-12 Martin Liska <mliska@suse.cz>
4195 Backport from mainline
4196 2016-05-10 Martin Liska <mliska@suse.cz>
4198 * tree-inline.c (remap_dependence_clique): Do not remap
4199 debugging statements.
4201 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4203 Backport from mainline r236171.
4204 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4206 PR tree-optimization/71006
4207 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4208 consider COND_EXPR as a mask producer.
4210 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4212 Backport from mainline
4213 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4216 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4217 when popping the PC and within an interrupt handler routine.
4218 Add missing tab to output of "ldmfd".
4219 (output_return_instruction): Output LDMFD with SP update rather
4220 than POP when returning from interrupt handler.
4222 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4224 Backport from mainline r236088.
4225 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4228 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4229 calls with type casted fndecl.
4231 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4233 Backport from mainline r236086.
4234 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4236 PR tree-optimization/70876
4237 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4238 * gcc/calls.c (initialize_argument_information): Bind bounds
4239 with corresponding args passed by reference.
4241 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4243 Backport from mainline
4244 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4247 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4248 code for a zero scale factor.
4249 (vsx_xvcvdpuxds_scale): Likewise.
4251 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4253 Backported from mainline
4254 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4256 PR tree-optimization/70916
4257 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4258 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4260 2016-05-10 Yuri Rumyantsev <ysrumyan@gmail.com>
4262 Backport from mainline r235962.
4263 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4266 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4267 loop latch destination.
4269 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4271 Backport from mainline
4272 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4274 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4275 ("*fixuns_truncdfdi2_z13")
4276 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4277 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4278 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4280 2016-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
4282 Backport from mainline
4283 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4285 * config/rtems.h (LIB_SPEC): Add -latomic.
4287 2016-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
4289 Backport from mainline
4290 2016-04-27 Joel Sherrill <joel@rtems.org>
4292 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4293 xilink.ld and flags not relevant to RTEMS.
4295 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4297 * config/i386/i386.md (absneg splitters with general regs): Use
4298 general_reg_operand predicate.
4299 (btsq peephole2): Use x86_64_immediate_operand to check if new
4300 value is suitable for immediate operand. Generate emitted insn
4301 using RTL expressions.
4302 (btcq peephole2): Ditto.
4303 (btrq peephole2): Ditto. Generate correct immediate operand
4306 2016-05-07 Tom de Vries <tom@codesourcery.com>
4309 2016-05-07 Tom de Vries <tom@codesourcery.com>
4311 PR tree-optimization/70956
4312 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4315 2016-05-06 Marek Polacek <polacek@redhat.com>
4317 Backported from mainline
4318 2016-05-06 Marek Polacek <polacek@redhat.com>
4321 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4323 2016-05-06 Marek Polacek <polacek@redhat.com>
4325 Backported from mainline
4326 2016-04-29 Marek Polacek <polacek@redhat.com>
4327 Jakub Jelinek <jakub@redhat.com>
4330 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4331 TARGET_EXPR_SLOT as a base.
4333 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4335 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4337 (compute_samebase_partition_bases): Fix typo.
4339 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4341 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4342 occurence with frame_offset_ ones.
4344 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4347 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4348 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4349 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4350 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4351 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4353 2016-04-28 Eric Botcazou <ebotcazou@adacore.com>
4355 Backport from mainline
4356 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4359 * stor-layout.h (internal_reference_types): Delete.
4360 * stor-layout.c (reference_types_internal): Likewise.
4361 (internal_reference_types): Likewise.
4362 (layout_type) <REFERENCE_TYPE>: Adjust.
4364 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4366 Backport from mainline
4367 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4369 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4370 stxvd2x and stxvw4x built-in functions.
4372 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4374 Backported from mainline
4375 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4378 * config/i386/predicates.md (call_insn_operand): Replace
4379 sibcall_memory_operand with memory_operand.
4381 2016-04-27 Richard Biener <rguenther@suse.de>
4384 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4385 function cummulating used_from_other_partition, externally_visible
4386 and force_output from aliases.
4387 (refered_from_nonlocal_var): Likewise.
4388 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4389 node flags properly.
4391 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4393 Backported from mainline
4394 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4397 * cfgexpand.c (expand_stack_vars): Fix typo.
4399 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4402 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4403 implicitly linear or lastprivate iterator on the outer context.
4405 2016-04-27 Kirill Yukhin <kirill.yukhin@intel.com>
4408 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4409 Extract AVX-512BW constraint from AVX.
4411 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4413 * BASE-VER: Set to 6.1.1.
4415 2016-04-27 Release Manager
4417 * GCC 6.1.0 released.
4419 2016-04-25 Richard Biener <rguenther@suse.de>
4421 PR tree-optimization/70780
4422 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4424 (compute_antic): Mark blocks with abnormal preds as visited as
4425 they have a final empty antic-in solution already.
4427 2016-04-22 H.J. Lu <hongjiu.lu@intel.com>
4429 Backport from mainline
4430 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4432 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4434 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4436 * system.h (list, map, set, vector): Include conditionally.
4437 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4438 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4439 * ipa-icf.c (INCLUDE_LIST): Define.
4440 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4441 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4442 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4443 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4444 * cp/logic.cc (INCLUDE_LIST): Define.
4445 * fortran/trans-common.c (INCLUDE_MAP): Define.
4447 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4449 * auto-profile.c: Remove <string.h> include.
4450 * ipa-icf-gimple.c: Remove <list> include.
4451 * diagnostic.c: Remove <new> include.
4452 * genmatch.c: Likewise.
4453 * pretty-print.c: Likewise.
4454 * toplev.c: Likewise
4455 * c/c-objc-common.c: Likewise.
4456 * cp/error.c: Likewise.
4457 * fortran/error.c: Likewise.
4459 2016-04-21 Richard Biener <rguenther@suse.de>
4462 * fold-const.c (fold_comparison): Return properly typed
4465 2016-04-20 Andrew Pinski <apinski@cavium.com>
4466 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4469 * config/aarch64/aarch64.md (sibcall): Force call
4470 address to be DImode for ILP32.
4471 (sibcall_value): Likewise.
4473 2016-04-20 Marek Polacek <polacek@redhat.com>
4475 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4478 2016-04-20 Marek Polacek <polacek@redhat.com>
4480 PR tree-optimization/70725
4481 * tree-if-conv.c (is_false_predicate): New function.
4482 (predicate_mem_writes): Use it.
4484 2016-04-20 Richard Biener <rguenther@suse.de>
4486 PR tree-optimization/70726
4487 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4488 shift amounts from a pattern stmt operand.
4490 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4493 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4494 stack_restore_from_fpr pattern when restoring r15.
4495 (s390_optimize_prologue): Strip away the memory barrier in the
4496 parallel when trying to get rid of restore insns.
4497 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4498 definition for loading the stack pointer from an FPR. Compared to
4499 the normal move insn this pattern includes a full memory barrier.
4501 2016-04-19 Richard Biener <rguenther@suse.de>
4503 PR tree-optimization/70724
4504 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4505 restoring out from ...
4506 (free_scc_vn): ... here.
4507 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4508 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4510 (pass_fre::execute): Restore SSA info.
4512 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4514 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4516 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc
4518 Mention Solaris 11 packaging changes.
4519 Update gas and gld requirements.
4520 Remove reference to pre-Solaris 10 bug.
4521 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4523 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4526 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4529 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4530 armv8.1-a and armv8.1-a+crc.
4532 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4534 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4535 unless compiling with at least GCC-4.8.
4537 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4540 * config/i386/sse.md (define_insn "<avx512>_vec_dup<mode><mask_name>"):
4541 Fix mode size check.
4543 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4545 * BASE-VER: Set to 6.0.1.
4546 * DEV-PHASE: Set to prerelease.
4548 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4550 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4552 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4554 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4555 architecture revisions.
4557 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4559 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4560 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4561 * config/i386/i386.md (stack decrement to push peepholes): Guard
4562 with !x86_using_red_zone ().
4564 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4567 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4568 to dump_generic_node.
4569 (NIY): Pass also flags to do_niy.
4571 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4573 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4574 (simd_clone_vector_of_formal_parm_types)
4575 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4576 (simd_clone_mangle, simd_clone_create)
4577 (simd_clone_adjust_return_type, create_tmp_simd_array)
4578 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4579 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4580 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4581 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4582 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4583 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move
4585 * omp-simd-clone.c: ... this new file.
4586 (simd_clone_vector_of_formal_parm_types): Make it static.
4587 * Makefile.in (OBJS): Add omp-simd-clone.o.
4589 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4592 * config/i386/sse.md: Use proper memory operand
4596 2016-04-15 Richard Biener <rguenther@suse.de>
4597 Alan Modra <amodra@gmail.com>
4599 PR tree-optimization/70130
4600 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4601 when alignment stays not the same and no not use the realign
4604 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4607 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4608 direct move handlers for KFmode. Change TFmode handlers test from
4609 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4611 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4614 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4615 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4616 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4617 * tree-ssa-live.c (remove_unused_scope_block_p): When
4618 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4619 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4620 block_ultimate_origin is FUNCTION_DECL.
4621 (remove_unused_locals): If current_function_decl is
4622 polymorphic_ctor_dtor_p, pass initial true to
4623 remove_unused_scope_block_p' is_ctor_dtor_block.
4625 2016-04-14 Martin Sebor <msebor@redhat.com>
4630 * doc/extend.texi (Variable Length): Revert.
4632 2016-04-14 Marek Polacek <polacek@redhat.com>
4633 Jan Hubicka <hubicka@ucw.cz>
4636 * tree.c (verify_type): Disable the canonical type of main variant
4639 2016-04-14 Jason Merrill <jason@redhat.com>
4641 * cfgexpand.c, expr.c: Revert previous change.
4643 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4646 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4647 when building a mem ref for the incoming reduction variable.
4649 2016-04-14 Richard Biener <rguenther@suse.de>
4651 PR tree-optimization/70614
4652 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4653 loop if the evolution dropped to chrec_dont_know.
4654 (interpret_condition_phi): Likewise.
4656 2016-04-14 Richard Biener <rguenther@suse.de>
4658 PR tree-optimization/70623
4659 * tree-ssa-pre.c (changed_blocks): Make global ...
4660 (compute_antic): ... local here. Move and fix worklist
4661 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4662 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4663 worklist handling, dump when ANTIC_IN changed.
4664 (compute_partial_antic_aux): Remove worklist handling.
4665 (init_pre): Do not compute post dominators. Add a comment about
4666 the CFG order chosen.
4667 (fini_pre): Do not free post dominators.
4669 2016-04-13 Martin Sebor <msebor@redhat.com>
4674 * doc/extend.texi (Variable Length): Document C++ specifics.
4676 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4679 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4680 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4681 eh edges have been purged.
4684 * tree-sra.c (create_access_replacement,
4685 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4687 * tree-pretty-print.c (dump_fancy_name): New function.
4688 (dump_decl_name, dump_generic_node): Use it.
4690 2016-04-13 Jason Merrill <jason@redhat.com>
4692 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4693 * expr.c (expand_expr_real_1): Likewise.
4695 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4697 * config/i386/i386.md (kunpckhi): Swap operands.
4698 (kunpcksi): Likewise.
4699 (kunpckdi): Likewise.
4700 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4701 (vec_pack_trunc_<mode>): Likewise.
4703 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4706 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4709 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4710 gimplification turns some element into non-constant.
4713 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4714 * explow.c (convert_memory_address_addr_space_1): No longer static,
4715 add NO_EMIT argument and don't call convert_modes if true, pass
4716 it down recursively, remove break after return.
4717 (convert_memory_address_addr_space): Adjust caller.
4718 * simplify-rtx.c (simplify_unary_operation_1): Call
4719 convert_memory_address_addr_space_1 instead of convert_memory_address,
4720 if it returns NULL, don't simplify.
4722 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4725 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4727 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4729 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4730 Bump the upper SIMDLEN limits, so that if the return type or
4731 characteristic type if the return type is void can be passed in
4732 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4735 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4738 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4739 Do not use "=" constraint on an input constraint.
4740 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4741 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4742 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4743 generates (neg (abs ...)) instead of (abs ...).
4745 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4747 PR rtl-optimization/70596
4748 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4749 just invalidate LRA data and reset them. Adjust dump wording.
4751 2016-04-12 Martin Liska <mliska@suse.cz>
4754 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4756 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4758 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4759 max_loop_iterations_int.
4760 (tree_unswitch_outer_loop): Likewise.
4761 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4762 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4764 2016-04-12 Tom de Vries <tom@codesourcery.com>
4766 PR tree-optimization/68756
4767 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4768 instead of new_name.
4770 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4772 PR tree-optimization/70602
4773 * tree-sra.c (generate_subtree_copies): Don't write anything into
4774 constant pool decls.
4776 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4777 regardless whether there are depend clauses or not.
4779 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4782 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4783 target attribute and pragma from changing the -mfloat128
4784 and -mfloat128-hardware options.
4786 * doc/extend.texi (Additional Floating Types): Document PowerPC
4787 __float128 restrictions.
4789 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4792 * config/aarch64/driver-aarch64.c
4793 (aarch64_get_extension_string_for_isa_flags): New.
4794 (arch_extension): Rename to...
4795 (aarch64_arch_extension): ...This.
4796 (ext_to_feat_string): Rename to...
4797 (aarch64_extensions): ...This.
4798 (aarch64_core_data): Keep track of architecture extension flags.
4799 (cpu_data): Rename to...
4800 (aarch64_cpu_data): ...This.
4801 (aarch64_arch_driver_info): Keep track of architecture extension
4803 (get_arch_name_from_id): Rename to...
4804 (get_arch_from_id): ...This, change return type.
4805 (host_detect_local_cpu): Update and reformat for renames, handle
4806 extensions through common infrastructure.
4808 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4811 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4812 track of a canonical flag name.
4813 (all_extensions): Likewise.
4814 (arch_to_arch_name): Also track extension flags enabled by the arch.
4815 (all_architectures): Likewise.
4816 (aarch64_parse_extension): Move to here.
4817 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4819 (aarch64_rewrite_selected_cpu): Update for above change.
4820 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4821 are handled, such that the single explicit value enabled by an
4822 extension is kept seperate from the implicit values it also enables.
4823 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4825 (aarch64_parse_extension): New.
4826 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4827 here to config/aarch64/aarch64-protos.h.
4828 (aarch64_parse_extension): Move from here to
4829 common/config/aarch64/aarch64-common.c.
4830 (aarch64_option_print): Update.
4831 (aarch64_declare_function_name): Likewise.
4832 (aarch64_start_file): Likewise.
4833 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4834 the canonical flag for extensions.
4835 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4838 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4840 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4843 2016-04-09 Tom de Vries <tom@codesourcery.com>
4845 PR tree-optimization/68953
4846 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4847 first to last subscript.
4849 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4851 PR tree-optimization/70586
4852 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4855 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4859 PR tree-optimization/70373
4863 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4864 clauses for acc parallel reductions as necessary. Error on those
4866 * omp-low.c (scan_sharing_clauses): Don't install variables which
4867 are used in acc parallel reductions.
4868 (lower_rec_input_clauses): Remove dead code.
4869 (lower_oacc_reductions): Add support for reference reductions.
4870 (lower_reduction_clauses): Remove dead code.
4871 (lower_omp_target): Don't remap variables appearing in acc parallel
4873 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4875 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4878 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4879 with multiple SSA_NAME defs, force the outputs other than first
4880 to be live before calling live_track_process_def on each output.
4882 PR rtl-optimization/70574
4883 * fwprop.c (forward_propagate_and_simplify): Don't add
4884 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4885 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4886 paradoxical subregs within *loc.
4888 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4890 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4891 -ftree-parallelize-loops={0,1}.
4892 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4893 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4894 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4895 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4896 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4898 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4901 * asan.c (instrument_derefs): If we get unknown location, extract it
4903 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4905 2016-04-08 Tom de Vries <tom@codesourcery.com>
4907 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4908 implicit firstprivate clause.
4910 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4913 * config/arm/thumb2.md (tst + branch-> lsls + branch
4914 peephole below *orsi_not_shiftsi_si): Require that condition
4915 register is dead after the peephole.
4916 (second peephole after the above): Likewise.
4918 2016-04-08 Alan Modra <amodra@gmail.com>
4921 * builtins.c (fold_builtin_classify): For IBM extended precision,
4922 look at just the high-order double to test for NaN.
4923 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4924 test just the high double for Inf but both doubles for subnormal
4927 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4929 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4930 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4931 node->simdclone->mask_mode != VOIDmode masks.
4932 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4933 earlier, use it instead of node->simdclone.
4934 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4935 Set clonei->mask_mode.
4937 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4940 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4941 Pass it through to cp_parser_already_scoped_statement.
4942 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4943 it through to cp_parser_statement.
4944 (cp_parser_statement): Pass IF_P through to
4945 cp_parser_iteration_statement.
4946 (cp_parser_pragma): Adjust call to
4947 cp_parser_iteration_statement.
4949 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4952 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4953 resolve a future -Wparentheses warning.
4954 * omp-low.c (scan_sharing_clauses): Likewise.
4955 * tree-parloops.c (eliminate_local_variables): Likewise.
4957 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4959 PR rtl-optimization/70398
4960 * lra-constraints.c (process_address_1): Check zero scale and code
4961 for reloading with zero scale.
4963 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4965 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4966 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4968 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4970 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4971 Add support for AVX512F clones, include them by default for
4972 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4973 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4977 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4978 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4979 firstprivate clauses.
4980 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4981 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4982 (lower_omp_target): Set TREE_NO_WARNING for
4983 non-addressable possibly uninitialized vars which are copied into
4984 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4986 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4988 * config/pa/predicates.md (integer_store_memory_operand): Accept
4989 REG+D operands with a large offset when reload_in_progress is true.
4990 (floating_point_store_memory_operand): Likewise.
4992 2016-04-05 Jakub Jelinek <jakub@redhat.com>
4995 * match.pd (nested int casts): Limit to GIMPLE.
4997 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5000 * ipa-devirt.c (maybe_record_node): Fix comment; use
5001 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5003 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5005 PR rtl-optimization/70542
5006 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5007 if there are any uses other than insn or debug insns.
5009 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5010 Jakub Jelinek <jakub@redhat.com>
5012 PR tree-optimization/70509
5013 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5014 Shift HOST_WIDE_INT_1U instead of 1.
5016 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5018 PR tree-optimization/70509
5019 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5020 of the vector base type for index.
5022 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5025 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5027 2016-04-05 Richard Biener <rguenther@suse.de>
5029 PR tree-optimization/70526
5030 * tree-sra.c (build_ref_for_offset): Use prev_base to
5031 extract the alias pointer type.
5033 2016-04-05 Richard Biener <rguenther@suse.de>
5035 * dse.c (struct store_info): Remove alias_set member.
5036 (struct read_info_type): Likewise.
5037 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5038 spill_deleted, clear_alias_set_lookup): Remove.
5039 (get_group_info): Remove dead base == NULL_RTX case.
5040 (dse_step0): Remove initialization of removed variables.
5041 (delete_dead_store_insn): Reomve alias set dumping.
5042 (free_read_records): Remove alias_set handling.
5043 (canon_address): Remove alias_set_out parameter.
5044 (record_store): Remove spill_alias_set, it's always zero.
5045 (check_mem_read_rtx): Likewise.
5046 (dse_step2): Rename from ...
5047 (dse_step2_nospill): ... this. Adjust.
5048 (scan_stores): Rename from ...
5049 (scan_stores_nospill): ... this.
5050 (scan_reads): Rename from ...
5051 (scan_reads_nospill): ... this.
5052 (scan_stores_spill, scan_reads_spill): Remove.
5053 (dse_step3_scan): Remove for_spills argument which is always false.
5054 (dse_step3): Likewise.
5055 (dse_step5): Rename from ...
5056 (dse_step5_nospill): ... this. Remove alias_set handling.
5057 (rest_of_handle_dse): Adjust.
5059 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5062 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5063 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5064 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5065 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5067 2016-04-05 Richard Biener <rguenther@suse.de>
5070 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5071 non-register type temporaries into SSA.
5073 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5076 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5077 calls when sanitizing.
5078 (possible_polymorphic_call_target_p): Fix formatting.
5080 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5081 Jakub Jelinek <jakub@redhat.com>
5084 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5085 to ensure a call statement is compatible with a built-in's
5087 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5090 2016-04-04 Richard Biener <rguenther@suse.de>
5092 PR rtl-optimization/70484
5093 * rtl.h (canon_output_dependence): Declare.
5094 * alias.c (canon_output_dependence): New function.
5095 * dse.c (record_store): Use canon_output_dependence rather
5096 than canon_true_dependence.
5098 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5101 * cgraph.h (symtab_node::copy_visibility_from): New function.
5102 * symtab.c (symtab_node::copy_visibility_from): New function.
5103 * ipa-visibility.c (optimize_weakref): New function.
5104 (function_and_variable_visibility): Use it.
5106 2016-04-04 Martin Liska <mliska@suse.cz>
5109 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5110 value that is really in range handled by SBR instruction.
5111 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5112 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5113 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5115 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5119 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5120 set, but not for SP_REG operands.
5122 2016-04-02 Martin Sebor <msebor@redhat.com>
5125 * fold-const.c (maybe_nonzero_address): New function.
5126 (fold_comparison): Call it. Fold equality and relational
5127 expressions involving null pointers.
5128 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5130 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5132 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5133 the "Y" constraint (scalar FP 0.0 immediate).
5135 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5136 Add the "const_double" to the list of operand constraints.
5138 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5140 PR rtl-optimization/70467
5141 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5142 If low word of the last operand is 0, just emit addition/subtraction
5145 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5148 * config/s390/s390.c (s390_expand_insv): Check for everything
5149 constant instead of just VOIDmode stuff.
5151 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5154 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5156 2016-04-01 Nathan Sidwell <nathan@acm.org>
5158 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5160 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5162 PR rtl-optimization/70461
5163 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5166 2016-03-31 Martin Liska <mliska@suse.cz>
5169 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5170 a tree value or an immediate integer value to a buffer
5171 that is eventually copied to a BRIG section.
5172 (emit_immediate_operand): Call the function here.
5173 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5174 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5175 of class' fields that are removed.
5176 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5177 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5178 m_brig_repr_size fields.
5180 2016-03-31 Martin Liska <mliska@suse.cz>
5183 * hsa-gen.c (hsa_function_representation::update_dominance): New
5185 (convert_addr_to_flat_segment): Likewise.
5186 (gen_hsa_memory_set): New alignment argument.
5187 (gen_hsa_ctor_assignment): Likewise.
5188 (gen_hsa_insns_for_single_assignment): Provide alignment
5189 to gen_hsa_ctor_assignment.
5190 (gen_hsa_insns_for_direct_call): Add new argument.
5191 (expand_lhs_of_string_op): New function.
5192 (expand_string_operation_builtin): Likewise.
5193 (expand_memory_copy): New function.
5194 (expand_memory_set): New function.
5195 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5196 (convert_switch_statements): Change signature.
5197 (generate_hsa): Use a return value of the function.
5198 (pass_gen_hsail::execute): Do not call
5199 convert_switch_statements here.
5200 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5201 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5202 (hsa_function_representation::update_dominance): New function.
5204 2016-03-31 Martin Liska <mliska@suse.cz>
5207 * hsa-brig.c (emit_directive_variable): Emit alignment
5208 according to hsa_symbol::m_align.
5209 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5210 (dump_hsa_symbol): Dump alignment of HSA symbols.
5211 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5212 (gen_hsa_addr_with_align): New function.
5213 (hsa_bitmemref_alignment): Use newly added function.
5214 (gen_hsa_insns_for_load): Likewise.
5215 (gen_hsa_insns_for_store): Likewise.
5216 (gen_hsa_memory_copy): New argument added.
5217 (gen_hsa_insns_for_single_assignment): Respect
5218 alignment for assignments processed via gen_hsa_memory_copy.
5219 (gen_hsa_insns_for_direct_call): Likewise.
5220 (gen_hsa_insns_for_return): Likewise.
5221 (gen_function_def_parameters): Set default alignment.
5222 * hsa.c (hsa_object_alignment): New function.
5223 (hsa_byte_alignment): Pasted function.
5224 * hsa.h (hsa_symbol::m_align): New field.
5226 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5228 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5229 scratch field for goto case.
5231 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5233 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5235 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5238 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5239 (scalar_chain::convert_insn): Call convert_op for reg
5240 moves to handle undefined registers.
5242 2016-03-31 Nathan Sidwell <nathan@acm.org>
5245 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5246 Assert we don't want to move backwards.
5248 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5251 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5253 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5255 PR rtl-optimization/70460
5256 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5257 with operand from REG_LABEL_OPERAND, instead substitute
5258 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5259 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5261 2016-03-31 Martin Liska <mliska@suse.cz>
5263 * passes.c (execute_one_pass): Do not call
5264 todo_after for a discarded function.
5266 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5268 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5269 (no_cost, infinite_cost): Initialize the new field.
5270 (get_computation_cost_at): Record setup cost.
5271 (determine_use_iv_cost_address): Skip cost computation for sub
5272 uses if we can estimate it without losing accuracy.
5274 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5276 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5278 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5279 max_loop_iterations_int.
5280 (tree_unswitch_outer_loop): Likewise.
5281 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5282 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5284 2016-03-30 Richard Biener <rguenther@suse.de>
5287 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5289 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5292 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5293 in gen_blendm expander.
5295 2016-03-30 Nick Clifton <nickc@redhat.com>
5298 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5299 case where we are already provided with an SImode SUBREG.
5301 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5304 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5305 conflict between DRAP register and __builtin_eh_return.
5307 2016-03-30 Michael Matz <matz@suse.de>
5308 Richard Biener <rguenther@suse.de>
5311 * ipa-polymorphic-call.c (struct type_change_info): Change
5312 speculative to an unsigned allowing to limit the work we do.
5313 (csftc_abort_walking_p): New inline function..
5314 (check_stmt_for_type_change): Limit the number of may-defs
5315 skipped for speculative devirtualization to
5316 max-speculative-devirt-maydefs.
5317 * params.def (max-speculative-devirt-maydefs): New param.
5318 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5320 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5323 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5326 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5328 PR tree-optimization/59124
5329 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5330 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5332 2016-03-29 Jeff Law <law@redhat.com>
5334 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5336 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5338 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5341 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5343 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5344 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5345 gcrt0.o if linking dynamically.
5347 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5350 * ipa-devirt.c (methods_equal_p): New function.
5351 (compare_virtual_tables): Use it.
5352 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5353 * cgraphclones.c (clone_function_name_1): Use
5354 symbol_table::symbol_suffix_separator.
5355 * coverage.c (build_var): Likewise.
5356 * symtab.c (symbol_table::symbol_suffix_separator): New.
5358 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5360 PR rtl-optimization/70429
5361 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5362 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5363 mode != result_mode.
5366 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5368 PR tree-optimization/70405
5369 * ssa-iterators.h (num_imm_uses): Add missing braces.
5371 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5373 PR rtl-optimization/68695
5374 * ira-color.c (allocno_copy_cost_saving): New.
5375 (improve_allocation): Use it.
5377 2016-03-29 Richard Henderson <rth@redhat.com>
5380 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5382 2016-03-29 Richard Biener <rguenther@suse.de>
5385 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5386 use alignment returned by get_pointer_alignment_1 if it is
5387 bigger than BITS_PER_UNIT.
5388 * builtins.c (get_pointer_alignment_1): Do not return true
5389 for alignment extracted from SSA info.
5391 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5393 * config/ft32/ft32.opt (mnodiv): New.
5394 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5395 * doc/invoke.texi (FT32 Options -mnodiv): New.
5397 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5400 * config/i386/i386.md (define_split, andn): Fix modes.
5402 2016-03-26 Richard Biener <rguenther@suse.de>
5403 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5406 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5408 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5409 as 2nd argument to cl_optimization_restore().
5411 2016-03-25 Richard Henderson <rth@redhat.com>
5414 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5415 * config/aarch64/aarch64-protos.h: Declare it.
5416 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5418 2016-03-25 Alan Modra <amodra@gmail.com>
5421 * config/rs6000/constraints.md (j): Simplify.
5422 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5424 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5425 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5426 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5427 in all constraint alternatives.
5428 (movtd_64bit_nodm): Delete "j" constraint alternative.
5430 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5432 * tree-ssa-propagate.c: Enhance docs for
5433 SSA_PROP_NOT_INTERESTING.
5435 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5437 * doc/extend.texi: Fix typo in documentation to pure attribute.
5439 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5442 * config/pa/pa.md (bswapdi2): Use a scratch register.
5444 2016-03-24 Richard Henderson <rth@redhat.com>
5447 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5450 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5452 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5453 using ix86_expand_binary_operator instead of gen_andsi3.
5455 2016-03-24 Richard Biener <rguenther@suse.de>
5457 PR tree-optimization/70396
5458 * tree-vect-stmts.c (vectorizable_comparison): Use
5459 get_vectype_for_scalar_type.
5461 2016-03-24 Richard Biener <rguenther@suse.de>
5464 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5465 with register bases.
5467 2016-03-24 Richard Biener <rguenther@suse.de>
5469 PR tree-optimization/70372
5470 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5471 build_all_ones_cst to also handle vector types correctly.
5473 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5476 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5479 2016-03-23 Marek Polacek <polacek@redhat.com>
5482 * doc/invoke.texi: Document -Wignored-attributes.
5484 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5486 PR tree-optimization/69042
5487 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5488 parameter from 30 to 40.
5490 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5492 PR tree-optimization/69042
5493 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5494 for use with constant offset stripped in base.
5496 2016-03-23 Richard Biener <rguenther@suse.de>
5499 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5500 mode compatibility check.
5501 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5503 2016-03-23 Jeff Law <law@redhat.com>
5505 PR tree-optimization/64058
5506 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5508 (struct ssa_conflicts): Move up earlier in the file.
5509 (conflicts_, var_map_): New static variables.
5510 (initialize_conflict_count): New function to initialize the
5511 CONFLICT_COUNT field for each conflict pair.
5512 (compare_pairs): Lazily initialize the conflict count and use it
5513 as the first tie-breaker.
5514 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5515 and wipe conflicts_ and map_ around the call to qsort. Remove
5516 special case for 2 coalesce pairs.
5517 * bitmap.c (bitmap_count_unique_bits): New function.
5518 (bitmap_count_bits_in_word): New function, extracted from
5520 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5521 * bitmap.h (bitmap_count_unique_bits): Declare it.
5523 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5526 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5527 transparent alias chain for decl assembler name.
5528 * config/sol2.c (solaris_assemble_visibility): Likewise.
5530 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5532 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5534 (v10_fdivs): Likewise.
5535 (v10_fdivd): Likewise.
5537 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5540 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5541 to not call fclose twice on file.
5543 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5545 PR tree-optimization/70354
5546 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5547 oprnd0 is wider than oprnd1 and there is a cast from the wider
5548 type to oprnd1, mask it with the mask of the narrower type.
5551 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5552 Optimize TARGET_STV splitters, if high or low word of last argument
5555 2016-03-22 Jeff Law <law@redhat.com>
5558 tree-ssa-threadbackward.c
5559 (fsm_find_control_statement_thread_paths): Correctly distinguish
5560 between old style jump threads vs FSM jump threads.
5562 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5565 * config/i386/i386.c (scalar_chain::convert_op): Support
5566 uninitialized register usage case.
5568 2016-03-22 Richard Biener <rguenther@suse.de>
5571 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5573 (capture::gen_transform): ... to change behavior when substituting
5574 a condition into cond or not-cond expr context.
5575 (dt_simplify::gen_1): Adjust.
5576 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5577 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5578 last change and instead change to
5579 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5580 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5582 2016-03-22 Anthony Green <green@moxielogic.com>
5584 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5585 issue for moxiebox targets.
5586 (CC1PLUS_SPEC): Ditto.
5588 2016-03-22 Richard Biener <rguenther@suse.de>
5591 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5594 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5596 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5598 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5601 * config/i386/i386.c (def_builtin): Handle
5602 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5604 (const struct builtin_description bdesc_special_args[]):
5605 Remove duplicate ISA bits.
5607 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5610 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5611 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5612 in a way that works also for AVX512BW.
5615 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5616 instead of source if operands[1] is xmm16 and above and
5617 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5618 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5621 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5622 on assign if (*from_p) is a comparison, set it to
5623 TREE_NO_WARNING (*from_p).
5625 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5628 * lra.c (restore_scratches): Ignore deleted insns.
5630 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5631 Jakub Jelinek <jakub@redhat.com>
5633 PR tree-optimization/70317
5634 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5637 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5640 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5641 of ix86_expand_move.
5643 (movti): Use general_operand for operand 1 predicate.
5645 2016-03-21 Martin Liska <mliska@suse.cz>
5647 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5649 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5651 2016-03-21 Martin Liska <mliska@suse.cz>
5654 * ipa-icf.c (sem_function::parse): Skip static
5655 constructors and destructors.
5657 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5660 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5661 function-like macro, peek following token(s) if it is followed
5662 by CPP_OPEN_PAREN token with optional padding in between, and
5663 if not, don't treat it like a macro.
5665 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5666 Alexander Monakov <amonakov@ispras.ru>
5668 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5669 for the stabs debug format.
5671 2016-03-21 Richard Biener <rguenther@suse.de>
5673 PR tree-optimization/70310
5674 * tree-vect-generic.c (expand_vector_condition): Fold the built
5677 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5680 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5681 Block third alternative for AVX-512VL target,
5683 2016-03-21 Martin Liska <mliska@suse.cz>
5686 * hsa-brig.c (emit_function_directives): Mark unemitted
5687 global variables for emission.
5688 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5689 (get_symbol_for_decl): Likewise.
5690 * hsa.h (struct hsa_symbol): New flag.
5692 2016-03-21 Richard Biener <rguenther@suse.de>
5694 PR tree-optimization/70288
5695 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5696 we do not estimate unsimplified all-constant conditionals or
5697 switches as optimized away.
5699 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5701 PR rtl-optimization/69102
5702 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5703 when we have a readonly dependency context.
5705 2016-03-18 Jeff Law <law@redhat.com>
5707 PR rtl-optimization/70263
5708 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5709 (update_equiv_regs): When trying to move a store to after the insn
5710 that sets the source of the store, make sure the store occurs after
5711 the insn that sets the source of the store. When successful note
5712 the REG_EQUIV note created in the dump file.
5714 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5715 Bernd Schmidt <bschmidt@redhat.com>
5717 * doc/extend.texi: Document more potential problems with basic asms.
5719 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5721 PR rtl-optimization/70278
5722 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5725 2016-03-18 Jason Merrill <jason@redhat.com>
5727 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5729 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5731 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5732 values to 128b regs.
5734 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5736 PR tree-optimization/70252
5737 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5738 boolean vector has a proper number of elements.
5739 (supportable_narrowing_operation): Likewise.
5741 2016-03-18 Tom de Vries <tom@codesourcery.com>
5744 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5746 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5748 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5749 instead of replace_rtx for DEBUG_INSNs.
5751 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5753 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5754 load type reservations.
5756 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5759 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5760 define_constraint for "Q" and "T" constraints.
5762 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5764 Tweak the pipeline model for Exynos M1
5766 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5769 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5772 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5773 where one or both locations aren't within a line_map.
5775 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5778 * opts.c (finish_options): Don't set flag_pie to the default if
5779 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5782 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5784 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5785 true as ALL_REGS argument to replace_rtx.
5787 2016-03-17 Richard Biener <rguenther@suse.de>
5790 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5793 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5796 * rtl.h (replace_rtx): Add ALL_REGS argument.
5797 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5798 equality and assert mode is the same, instead of just rtx pointer
5800 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5801 true as ALL_REGS argument to replace_rtx.
5803 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5805 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5806 for boolean vector with vector mode only.
5807 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5809 2016-03-17 Nick Clifton <nickc@redhat.com>
5812 * config/rx/rx.c (rx_print_integer): Print negative constants in
5815 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5818 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5820 2016-03-16 Richard Henderson <rth@redhat.com>
5821 Richard Biener <rguenth@suse.de>
5826 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5827 first operand as is_gimple_condexpr.
5832 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5833 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5834 Do not gimplify the result.
5835 (do_unop): Adjust call to tree_vec_extract.
5836 (do_binop): Likewise.
5837 (do_compare): Likewise.
5838 (do_plus_minus): Likewise.
5839 (do_negate): Likewise.
5840 (expand_vector_condition): Likewise.
5841 (do_cond): Likewise.
5843 2016-03-16 Richard Henderson <rth@redhat.com>
5846 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5847 (aarch64_classify_address): Use it.
5848 (aarch64_legitimize_address): Force all subexpressions of PLUS
5849 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5851 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5852 Richard Biener <rguenth@suse.de>
5855 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5856 return to even if only REGNO is equal, and assert
5859 2016-03-11 Jeff Law <law@redhat.com>
5861 PR rtl-optimization/70224
5862 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5864 2016-03-16 Richard Henderson <rth@redhat.com>
5867 * function.h (struct function): Add has_forced_label_in_static.
5868 * gimplify.c (force_labels_r): Set it.
5869 * lto-streamer-in.c (input_struct_function_base): Read it.
5870 * lto-streamer-out.c (output_struct_function_base): Write it.
5871 * tree-inline.c (has_label_address_in_static_1): Remove.
5872 (copy_forbidden): Remove fndecl parameter; test
5873 has_forced_label_in_static.
5874 (inline_forbidden_p): Update call to copy_forbidden.
5875 (tree_versionable_function_p): Likewise.
5876 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5877 (chkp_versioning): Likewise.
5878 * tree-inline.h (copy_forbidden): Update decl.
5880 2016-03-16 Marek Polacek <polacek@redhat.com>
5883 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5884 function being thunked if the result type doesn't have fixed size.
5885 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5886 doesn't have fixed size.
5888 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5890 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5891 reporting malformed loop nest.
5893 2016-03-16 Tom de Vries <tom@codesourcery.com>
5896 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5897 nodes.length () == 1 test to before first nodes[0] access.
5899 2016-03-16 Tom de Vries <tom@codesourcery.com>
5901 PR tree-optimization/68715
5902 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5905 2016-03-16 Tom de Vries <tom@codesourcery.com>
5907 PR tree-optimization/68809
5908 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5911 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5912 Sandra Loosemore <sandra@codesourcery.com>
5914 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5915 on leaf attribute. Mention ELF interposition problems.
5917 2016-03-16 Alan Modra <amodra@gmail.com>
5919 PR rtl-optimization/69195
5920 PR rtl-optimization/47992
5921 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5924 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5927 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5929 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5931 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5933 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5935 PR rtl-optimization/70222
5936 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5937 optimization if mode is different from result_mode, queue up masking
5938 of the result in outer_op. Formatting fix.
5941 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5944 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5946 PR rtl-optimization/69032
5947 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5948 looping backwards over basic block insns.
5950 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5953 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5954 to non-speculative when propagating trap bits.
5956 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5958 PR rtl-optimization/63384
5959 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5962 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5965 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5966 factored out from ...
5967 (sched_analyze_insn): ... here.
5968 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5969 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5970 get_implicit_reg_pending_clobbers in it.
5971 (setup_id_reg_sets): Use setup_id_implicit_regs.
5972 (deps_init_id): Ditto.
5974 2016-03-15 Tom de Vries <tom@codesourcery.com>
5977 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5979 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5980 execute_function_dump.
5981 (execute_one_pass): Don't dump function if it will be dumped after ipa
5984 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5986 * genrecog.c (match_pattern_2): If pred is NULL don't call
5987 safe_predicate_mode on it.
5989 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5992 * lra-constraints.c (delete_move_and_clobber): Change assertion
5993 to also allow dregno == 0.
5995 2016-03-14 Richard Henderson <rth@redhat.com>
5998 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
5999 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6000 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6001 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6004 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6007 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6009 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6011 * lra-constraints.c (split_reg): For hard regs, try to find the
6012 biggest single-register mode used in the function.
6014 2016-03-14 Richard Biener <rguenther@suse.de>
6016 PR tree-optimization/56365
6017 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6018 constants to compare against.
6020 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6023 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6024 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6025 (define_split for the GPR case): Use int_reg_operand instead of
6026 gpc_reg_operand for the output.
6028 2016-03-14 Tom de Vries <tom@codesourcery.com>
6030 PR tree-optimization/70045
6031 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6032 create_empty_if_region_on_edge argument.
6034 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6036 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6037 (STACK_CHECK_PROTECT): Likewise.
6038 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6039 (STACK_CHECK_PROTECT): Likewise.
6040 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6041 (STACK_CHECK_PROTECT): Likewise.
6042 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6043 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6044 (STACK_CHECK_PROTECT): Likewise.
6046 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6048 PR rtl-optimization/69307
6049 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6050 registers in modes that span more than one register.
6052 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6055 * lra-constraints.c (delete_move_and_clobber): New.
6056 (remove_inheritance_pseudos): Use it.
6058 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6061 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6062 the libcall is LCT_THROW.
6063 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6064 for the checking routine.
6066 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6069 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6070 optimization if we have direct move.
6071 (roundu32<mode>2_fprs): Likewise.
6073 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6076 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6078 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6079 Arguments swapped. All callers changed. Take reg_renumber into
6080 account, and Calculate and compare register ranges for hard regs.
6082 2016-03-11 Jeff Law <law@redhat.com>
6084 PR tree-optimization/70190
6085 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6086 Handle cases where we can not extract the taken edge, even though we
6087 found a constant value.
6089 PR tree-optimization/64058
6090 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6091 (num_coalesce_pairs): Move up earlier in file.
6092 (find_coalesce_pair): Initialize the INDEX field for each pair
6094 (compare_pairs): No longer sort on the elements in each pair.
6095 Instead break ties with the index of the coalesce pair.
6097 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6100 * config/aarch64/aarch64-protos.h
6101 (aarch64_save_restore_target_globals): New prototype.
6102 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6103 Call the above when popping pragma.
6104 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6106 (aarch64_set_current_function): Rewrite using the above.
6108 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6110 PR tree-optimization/70177
6111 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6112 (extract_ops_from_tree): ... this. In the 2 argument
6113 overload remove _1 suffix.
6114 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6115 (extract_ops_from_tree): ... this.
6116 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6118 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6119 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6120 extract_ops_from_tree instead of 2 operand one.
6122 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6124 PR tree-optimization/70013
6125 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6126 for constant-pool entries.
6128 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6130 PR rtl-optimization/70174
6131 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6132 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6134 PR tree-optimization/70169
6135 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6136 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6139 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6140 Jakub Jelinek <jakub@redhat.com>
6143 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6144 of uninitialized values.
6146 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6148 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6150 ("*trunctddd2"): New pattern definition.
6151 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6154 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6156 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6157 definitions for BFP and DFP rounding modes.
6158 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6159 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6160 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6161 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6164 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6166 * config/s390/constraints.md: Adjust comment.
6167 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6168 s390_decompose_addrstyle_without_index.
6169 * config/s390/predicates.md (shift_count_or_setmem_operand):
6170 Rename to setmem_operand.
6171 * config/s390/s390-protos.h
6172 (s390_decompose_shift_count): Rename to
6173 s390_decompose_addrstyle_without_index.
6174 * config/s390/s390.c (s390_decompose_shift_count)
6175 (s390_mem_constraint, print_shift_count_operand)
6176 (print_operand_address, print_operand): Rename
6177 s390_decompose_shift_count to
6178 s390_decompose_addrstyle_without_index and rename
6179 print_shift_count_operand to print_addrstyle_operand troughout the
6181 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6182 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6183 Rename shift_count_or_setmem_operand to setmem_operand.
6184 * config/s390/vx-builtins.md ("vec_insert<mode>")
6185 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6188 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6191 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6192 Handle overlapping retval and newval.
6194 2016-03-10 Nick Clifton <nickc@redhat.com>
6197 * config/aarch64/aarch64.c
6198 (aarch64_override_options_after_change_1): When forcing
6199 flag_omit_frame_pointer to be true, use a special value that can
6200 be detected if this function is called again, thus preventing
6201 flag_omit_leaf_frame_pointer from being forced to be false.
6203 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6205 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6206 Set x_flag_omit_leaf_frame_pointer when handling
6207 -momit-leaf-frame-pointer.
6209 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6212 * cgraph.c (cgraph_node::dump): Dump split_part and
6213 indirect_call_target.
6214 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6215 * ipa.c (has_addr_references_p): Cleanup.
6216 (is_indirect_call_target_p): New.
6217 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6218 called indirectly as local.
6219 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6221 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6224 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6225 on cxa_pure_virtual.
6227 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6230 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6232 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6235 * tree.c (need_assembler_name_p): Only record main variant type names.
6237 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6240 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6241 Always define to 0 or 1.
6242 (TARGET_FIX_ERR_A53_843419): New macro.
6243 * config/aarch64/aarch64-elf-raw.h
6244 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6245 * config/aarch64/aarch64-linux.h: Likewise.
6246 * config/aarch64/aarch64.c
6247 (aarch64_override_options_after_change_1): Do not default
6248 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6250 (aarch64_attributes): Handle fix-cortex-a53-843419.
6251 (aarch64_can_inline_p): Likewise.
6252 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6254 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6255 Jakub Jelinek <jakub@redhat.com>
6257 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6258 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6259 DECL_COMMONS if flag_unconstrained_commons is set.
6260 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6261 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6262 (funconstrained-commons): Document.
6264 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6266 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6267 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6269 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6271 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6272 has a proper number of elements.
6274 2016-03-10 Alan Modra <amodra@gmail.com>
6276 PR rtl-optimization/69195
6277 PR rtl-optimization/47992
6278 * ira.c (recorded_label_ref): Delete.
6279 (update_equiv_regs): Return void.
6280 (indirect_jump_optimize): New function.
6281 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6282 before regstat_compute_ri. Don't rebuild_jump_labels here.
6283 Delete update_regstat.
6285 2016-03-10 Richard Biener <rguenther@suse.de>
6287 PR tree-optimization/70128
6288 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6289 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6291 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6293 PR tree-optimization/70152
6294 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6295 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6298 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6299 instead of gen_sse2_loadlpd.
6300 * config/i386/sse.md (*vec_concatv2df): Rename to...
6301 (vec_concatv2df): ... this.
6303 PR tree-optimization/70127
6304 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6306 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6310 * diagnostic-show-locus.c (compatible_locations_p): New function.
6311 (layout::layout): Sanitize ranges using compatible_locations_p.
6313 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6317 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6318 location_range param with three const expanded_locations * and a
6320 (layout::layout): Replace call to
6321 rich_location::lazily_expand_location with get_expanded_location.
6322 Extract the range and perform location expansion here, passing
6323 the results to the layout_range ctor.
6324 * diagnostic.c (source_range::debug): Delete.
6325 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6326 of rich_location::get_expanded_location.
6327 * gcc-rich-location.c (get_range_for_expr): Delete.
6328 (gcc_rich_location::add_expr): Reimplement to avoid the
6329 rich_location::add_range overload that took a location_range,
6330 passing a location_t instead.
6332 2016-03-09 Richard Biener <rguenther@suse.de>
6333 Jakub Jelinek <jakub@redhat.com>
6335 PR tree-optimization/70138
6336 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6337 Also skip vect_double_reduction_def.
6339 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6342 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6343 if the operand is "m".
6345 2016-03-09 Nathan Sidwell <nathan@acm.org>
6347 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6349 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6351 * config/i386/i386.c (processor_target_table): Fix cost table
6352 intialization order for znver1.
6354 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6356 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6357 - becuase -> because.
6358 * ipa-reference.c (ignore_module_statics): Likewise.
6359 * cgraph.c (cgraph_node::get_body): Likewise.
6360 * ipa-inline.c (early_inliner): Likewise.
6361 * ipa-devirt.c (types_same_for_odr): Likewise.
6362 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6363 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6365 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6367 * tree-ssa-math-opts.c: Fix typo in comment.
6369 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6372 * config/i386/i386.c (scalar_chain::make_vector_copies,
6373 scalar_chain::convert_reg): Call end_sequence in between
6374 get_insns and emit_conversion_insns rather than after both
6377 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6380 * config/i386/i386.h (machine_function): Add
6381 pc_thunk_call_expanded flag.
6382 (ix86_pc_thunk_call_expanded): New define.
6383 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6384 (*set_got): Rename insn pattern from set_got.
6385 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6386 * config/i386/i386.c (ix86_compute_frame_layout): Use
6387 ix86_pc_thunk_call_expanded to prevent red-zone.
6389 2016-03-07 Martin Jambor <mjambor@suse.cz>
6391 * hsa.h (hsa_get_ctor_statements): Declare.
6392 (hsa_get_dtor_statements): Likewise.
6393 (hsa_get_kernel_dispatch_type): Likewise.
6394 * hsa.c (hsa_get_ctor_statements): New function.
6395 (hsa_get_dtor_statements): Likewise.
6396 (hsa_get_kernel_dispatch_type): Likewise.
6397 * hsa-brig.c (hsa_cdtor_statements): Removed.
6398 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6399 hsa_get_dtor_statements.
6400 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6401 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6403 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6405 * config/arm/arm-cores.def (cortex-r8): New.
6406 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6407 * config/arm/arm-tune.md: Likewise.
6408 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6410 2016-03-07 Martin Sebor <msebor@redhat.com>
6412 PR rtl-optimization/19705
6413 * doc/invoke.texi (Options That Control Optimization): Clarify
6414 -fno-branch-count-reg.
6416 2016-02-26 Richard Biener <rguenther@suse.de>
6417 Jeff Law <law@redhat.com>
6419 PR tree-optimization/69740
6420 * cfghooks.c (remove_edge): Request loop fixups if we delete
6421 an edge that might turn an irreducible loop into a natural
6423 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6424 Move after definition of loops_state_clear.
6426 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6428 PR rtl-optimization/69052
6429 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6432 2016-03-07 Tom de Vries <tom@codesourcery.com>
6434 PR tree-optimization/70116
6435 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6436 is_tm_ending stmts and ubsan/asan internal functions.
6437 (find_duplicate): Use it. Don't test is_tm_ending here.
6439 2016-03-07 Richard Biener <rguenther@suse.de>
6441 PR tree-optimization/70115
6442 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6443 (propagate_constants_for_unrolling): Use replace_uses_by.
6445 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6448 * omp-low.c (struct oacc_loop): Add ifns.
6449 (new_oacc_loop_raw): Initialize it.
6450 (finish_oacc_loop): Clear mask & flags if no ifns.
6451 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6452 (oacc_loop_xform_loop): Add ifns arg & adjust.
6453 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6455 2016-03-07 Richard Henderson <rth@redhat.com>
6458 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6459 (insert_value_copy_on_edge): Likewise.
6461 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6463 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6465 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6468 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6470 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6472 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6474 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6476 Fix sseimul type attribute.
6477 * config/i386/znver1.md
6478 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6479 znver1_sseimul_avx256_load) : Fix the type attribute.
6480 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6481 pipe usage and latency.
6483 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6486 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6487 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6490 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6493 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6495 PR rtl-optimization/69941
6496 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6497 the reg share its mode.
6499 2016-03-04 Jeff Law <law@redhat.com>
6501 PR tree-optimization/69196
6502 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6503 If the both SSA_NAMEs are anonymous, then consider them unassociated
6504 and include the PHI in the statement count.
6506 2016-03-05 Tom de Vries <tom@codesourcery.com>
6508 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6509 construct in oacc routine. Check for oacc region in oacc routine.
6511 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6514 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6515 2016-02-22 changes, instead don't recurse if RECUR is already true.
6516 Don't change *dynamic_check if RECUR. Adjust recursive caller
6517 to pass true to the new argument.
6518 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6521 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6522 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6524 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6526 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6528 PR rtl-optimization/57676
6529 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6532 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6534 * tree-vect-patterns.c (search_type_for_mask): Handle
6535 comparison of booleans.
6537 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6539 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6543 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6544 all other ops that have dw_val_class_die_ref operands,
6545 and DW_OP_GNU_entry_value.
6547 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6549 PR rtl-optimization/69904
6550 * config/arm/arm.c (arm_cannot_copy_insn_p):
6551 Return true for load-exclusive instructions.
6553 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6556 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6557 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6558 the pattern no matter if it is used just by non-pattern, pattern
6560 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6561 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6562 oprnd1 def_stmt is in pattern, don't look through it.
6564 2016-03-03 Marek Polacek <polacek@redhat.com>
6567 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6569 2016-03-03 Martin Liska <mliska@suse.cz>
6571 PR tree-optimization/70043
6572 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6573 previous statement if we see a debug statement.
6575 2016-03-03 Richard Biener <rguenther@suse.de>
6577 PR tree-optimization/55936
6578 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6579 parameter and guard unsafe equivalence use.
6580 (vrp_evaluate_conditional_warnv_with_ops): Always use
6581 safe equivalences but not via the quadratic compare_names
6584 2016-03-03 Michael Collison <michael.collison@linaro.org>
6587 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6588 for operand 1 to s_register_operand. Change predicate for operand
6589 2 to arm_not_immediate_operand.
6591 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6593 * doc/tm.texi: Regenerated.
6595 2016-03-02 Richard Henderson <rth@redhat.com>
6598 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6599 simplification when all args are positive non-fixed registers.
6601 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6603 * target.def (lra_p): Specify that new ports should use LRA.
6605 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6608 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6609 gimplify_type_sizes the type they refer to.
6610 (omp_notice_variable): Handle reference vars to VLAs.
6611 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6612 reference to VLA decls in the second pass instead of first pass.
6614 2016-03-02 Tom de Vries <tom@codesourcery.com>
6616 PR tree-optimization/68659
6617 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6618 new_expr == NULL_TREE.
6619 (get_new_name): Handle ADDR_EXPR.
6621 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6623 PR rtl-optimization/69052
6624 * loop-invariant.c (canonicalize_address): New function.
6625 (inv_can_prop_to_addr_use): Check validity of address expression
6626 which is canonicalized by above function.
6628 2016-03-02 Alan Modra <amodra@gmail.com>
6631 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6634 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6637 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6638 (*movhi_internal): Put mask moves from and to memory separately
6639 from moves from/to GPRs.
6641 2016-03-02 Richard Biener <rguenther@suse.de>
6643 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6644 GENERIC expressions in GIMPLE.
6646 2016-03-02 Richard Biener <rguenther@suse.de>
6648 * config/i386/i386.c (type_natural_mode): Fix typo.
6650 2016-03-02 Nick Clifton <nickc@redhat.com>
6652 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6654 2016-03-02 Richard Biener <rguenther@suse.de>
6655 Uros Bizjak <ubizjak@gmail.com>
6658 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6660 2016-03-02 Richard Biener <rguenther@suse.de>
6663 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6665 2016-03-02 Marek Polacek <polacek@redhat.com>
6668 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6669 "is promoted to" warning.
6671 2016-03-01 DJ Delorie <dj@redhat.com>
6673 * config.gcc: Deprecate mep-*.
6675 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6678 * lra-constraints.c (regno_val_use_in): New.
6679 (match_reload): Use it instead of regno_use_in.
6681 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6683 PR rtl-optimization/70007
6684 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6685 references present in REG_EQUAL notes attached to non-SET patterns.
6687 2016-03-01 Jeff Law <law@redhat.com>
6689 PR tree-optimization/69196
6690 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6691 Appropriately clamp the number of statements to copy when the
6692 thread path does not traverse a loop backedge.
6694 PR tree-optimization/69196
6695 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6696 Do count some PHIs in the thread path against the insn count. Decrease
6697 final statement count by one as the control statement in the last
6698 block will get removed. Remove special cased code for handling PHIs
6701 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6704 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6705 asm dialect alternatives to explicit GOTPCREL calls.
6707 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6710 * ira.c (do_reload): Issue warning for generic stack checking here...
6711 * reload1.c (reload): ...instead of here and streamline it.
6713 2016-03-01 Nick Clifton <nickc@redhat.com>
6715 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6717 2016-03-01 Richard Biener <rguenther@suse.de>
6719 PR tree-optimization/69983
6720 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6721 types and fall back to operand_equal_p.
6723 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6726 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6728 * config/s390/constraints.md ("jm8"): New constraint.
6729 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6731 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6733 ("*setmem_long<setmem_and>"): New pattern.
6734 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6736 ("*setmem_long_31z<setmem_and>"): New pattern.
6737 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6738 New substitution rules with the required attributes.
6741 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6744 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6746 * gensupport.c (process_substs_on_one_elem): Split loop to
6747 complete mark_operands_used_in_match_dup on all expressions in the
6749 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6750 and remove function.
6752 2016-03-01 Richard Biener <rguenther@suse.de>
6755 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6756 vector BIT_FIELD_REF extract.
6758 2016-03-01 Richard Biener <rguenther@suse.de>
6760 PR tree-optimization/69994
6761 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6763 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6765 PR tree-optimization/69956
6766 * tree-vect-stmts.c (supportable_widening_operation): Support
6767 multi-step conversion of boolean vectors.
6768 (supportable_narrowing_operation): Likewise.
6770 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6772 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6775 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6777 * config/s390/subst.md (DSI_VI): New mode iterator.
6778 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6779 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6780 the insn definition.
6781 ("*vec_set<mode>"): Change predicate and add alternative to
6782 support only either register or const_int operands as element
6784 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6786 ("vec_extract<mode>"): New expander.
6787 ("*vec_extract<mode>"): New insn definition supporting reg and
6788 const_int element selectors.
6789 ("*vec_extract<mode>_plus"): New insn definition supporting
6790 reg+const_int element selectors.
6791 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6792 following expander+insn definition.
6793 ("<vec_shifts_name><mode>3"): New expander.
6794 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6796 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6798 * config/s390/s390.md ("*tabort_1"): Change predicate to
6799 nonmemory_operand. Add a second alternative to cover
6800 register as well as const int operands.
6801 ("*tabort_1_plus"): New pattern definition.
6803 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6805 * config/s390/s390.md ("*ashrdi3_cc_31")
6806 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6807 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6808 Merge insn definitions into ...
6809 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6810 New pattern definition.
6811 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6812 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6813 ("*ashr<mode>3_and"): Merge insn definitions into ...
6814 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6815 New pattern definition.
6816 * config/s390/subst.md ("addr_style_op_cc_subst")
6817 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6818 substitutions patterns plus attributes.
6819 Add ashiftrt to SUBST iterator.
6821 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6823 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6824 op2 to nonmemory_operand.
6825 ("*<shift>di3_31", "*<shift>di3_31_and"):
6826 Merge into single pattern definition ...
6827 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6828 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6829 pattern definition ...
6830 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6831 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6834 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6836 * config/s390/predicates.md (const_int_6bitset_operand): New
6838 * config/s390/s390.md: Include subst.md.
6839 ("rotl<mode>3"): New expander.
6840 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6842 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6843 * config/s390/subst.md: New file.
6845 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6847 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6848 Remove RRR type. It doesn't really exist.
6849 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6851 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6852 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6853 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6854 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6855 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6856 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6857 `enabled' attribute.
6859 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6861 * gensupport.c (process_substs_on_one_elem): Split loop to
6862 complete mark_operands_used_in_match_dup on all expressions in the
6864 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6865 and remove function.
6867 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6870 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6871 (CEIL_NWORDS): ...this. Use CEIL macro.
6872 (compute_fp_layout): Adjust to above renaming.
6873 (function_arg_union_value): Likewise.
6874 (sparc_arg_partial_bytes): Likewise.
6875 (sparc_function_arg_advance): Likewise.
6877 2016-02-29 Jeff Law <law@redhat.com>
6879 PR tree-optimization/70005
6880 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6881 where an object with a boolean range is compared against a value
6884 PR tree-optimization/69999
6885 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6886 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6889 2016-02-29 Richard Biener <rguenther@suse.de>
6891 PR tree-optimization/69994
6892 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6893 (get_unary_op): Look through nop conversions.
6894 (ops_equal_values_p): New function, look for equality diregarding
6896 (eliminate_plus_minus_pair): Use ops_equal_values_p
6897 (repropagate_negates): Do not use get_unary_op here.
6899 2016-02-29 Martin Liska <mliska@suse.cz>
6901 * system.h: Poison ENABLE_CHECKING macro.
6903 2016-02-29 Martin Liska <mliska@suse.cz>
6905 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6906 is presented in dump flags.
6907 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6908 (hsa_regalloc): Likewise.
6910 2016-02-19 Richard Biener <rguenther@suse.de>
6912 PR tree-optimization/69980
6913 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6914 permutation of those we need to keep.
6916 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6919 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6920 (NWORDS_UP): ...this
6921 (init_cumulative_args): Minor tweaks.
6922 (sparc_promote_function_mode): Likewise.
6923 (scan_record_type): Delete.
6924 (traverse_record_type): New function template.
6925 (classify_data_t): New structure type.
6926 (classify_registers): New inline function.
6927 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6928 exhausted. Instantiate traverse_record_type on classify_registers and
6929 deal with the case of a structure passed in slot #15 with no FP field
6931 (assign_data_t): New structure type.
6932 (compute_int_layout): New static function.
6933 (compute_fp_layout): Likewise.
6934 (count_registers): New inline function.
6935 (assign_int_registers): New static function.
6936 (assign_fp_registers): Likewise.
6937 (assign_registers): New inline function.
6938 (function_arg_record_value_1): Delete.
6939 (function_arg_record_value_2): Likewise.
6940 (function_arg_record_value_3): Likewise.
6941 (function_arg_record_value): Adjust to above changes. Instantiate
6942 traverse_record_type on count_registers to first count the number of
6943 registers to be used and then on assign_registers to assign them.
6944 (function_arg_union_value): Adjust to above renaming.
6945 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6946 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6947 case of a structure passed in slot #15
6948 (sparc_function_arg_advance): Likewise.
6949 (function_arg_padding): Minor tweak.
6951 2016-02-29 Richard Biener <rguenther@suse.de>
6953 PR tree-optimization/69720
6954 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6955 the adjustment_def path for possibly vectorized defs.
6956 (vect_create_epilog_for_reduction): Handle vectorized initial
6959 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6961 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6963 2016-02-27 Jeff Law <law@redhat.com>
6966 2016-02-26 Richard Biener <rguenther@suse.de>
6967 Jeff Law <law@redhat.com>
6969 PR tree-optimization/69740
6970 * cfghooks.c (remove_edge): Request loop fixups if we delete
6971 an edge that might turn an irreducible loop into a natural
6974 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6976 PR rtl-optimization/69896
6977 * tree-vect-generic.c (get_compute_type): Avoid single element
6980 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6982 Rename the AArch64 tuning option and related functions to enable the
6983 Newton series for the reciprocal square root to reflect its
6984 approximative characteristic.
6986 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6987 function to "aarch64_emit_approx_rsqrt".
6988 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6989 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6990 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6991 (xgene1_tunings): Likewise.
6992 (use_rsqrt_p): Likewise.
6993 (aarch64_emit_swrsqrt): Use new function name.
6994 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
6995 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
6996 text explaining this option.
6997 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
6999 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7002 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7003 complain about -mallow-movmisalign without -mvsx if
7004 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7006 2016-02-26 Joel Sherrill <joel@rtems.org>
7008 * config.gcc: Add x86_64-*-rtems*.
7009 * gcc/config/i386/rtems-64.h: New file.
7011 2016-02-26 Joel Sherrill <joel@rtems.org>
7013 * config.gcc: Add aarch64-*-rtems*.
7014 * gcc/config/aarch64/rtems.h: New file.
7016 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7019 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7020 shift amount using %h. Add comment.
7022 2016-02-26 Richard Biener <rguenther@suse.de>
7023 Jeff Law <law@redhat.com>
7025 PR tree-optimization/69740
7026 * cfghooks.c (remove_edge): Request loop fixups if we delete
7027 an edge that might turn an irreducible loop into a natural
7030 2016-02-26 Martin Jambor <mjambor@suse.cz>
7033 * tree-sra.c (sra_modify_assign): Do not remove loads of
7034 uninitialized aggregates to SSA_NAMEs.
7036 2016-02-26 Richard Henderson <rth@redhat.com>
7039 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7040 pseudo in case the target rtx matches the source of the left
7043 2016-02-26 Martin Jambor <mjambor@suse.cz>
7046 * hsa.h (hsa_type_packed_p): Declare.
7047 * hsa.c (hsa_type_packed_p): New function.
7048 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7050 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7051 * hsa-brig.c (emit_basic_insn): Likewise.
7053 2016-02-26 Martin Jambor <mjambor@suse.cz>
7056 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7058 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7060 2016-02-26 Martin Jambor <mjambor@suse.cz>
7062 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7063 hsa_op_with_type operands.
7064 (hsa_unsigned_type_for_type): Declare.
7065 * hsa.c (hsa_unsigned_type_for_type): New function.
7066 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7067 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7068 the finalizer. Do not emit extra move.
7070 2016-02-26 Martin Jambor <mjambor@suse.cz>
7072 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7073 atomic operations in private segment.
7075 2016-02-26 Martin Jambor <mjambor@suse.cz>
7077 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7078 statements to wi->info. Also disallow omp simd constructs.
7079 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7080 for not gridifying. Dump special string for omp_for.
7082 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7085 * config/aarch64/aarch64.c (aarch64_set_current_function):
7086 Save/restore target globals when switching to
7087 target_option_default_node.
7089 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7092 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7093 Return 0 if !SHIFT_COUNT_TRUNCATED.
7095 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7096 Eric Botcazou <ebotcazou@adacore.com>
7098 PR rtl-optimization/69891
7099 * dse.c (scan_insn): If we can't figure out memset arguments
7100 or they are non-constant, call clear_rhs_from_active_local_stores.
7102 2016-02-26 Martin Liska <mliska@suse.cz>
7104 * doc/extend.texi: Mention clog10, clog10f an clog10l
7105 in Builtins section.
7107 2016-02-26 Martin Liska <mliska@suse.cz>
7109 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7111 (resolve_args_picking_1): Likewise.
7112 * dwarf2out.h (struct GTY): Likewise.
7114 2016-02-26 Martin Liska <mliska@suse.cz>
7116 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7118 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7120 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7121 Martin Liska <mliska@suse.cz>
7123 * doc/install.texi: Mention --enable-valgrind-annotations.
7125 2016-02-26 Richard Biener <rguenther@suse.de>
7127 PR tree-optimization/69551
7128 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7129 looking through aliases adjust DECL_PT_UID to refer to the
7130 ultimate alias target.
7132 2016-02-25 Martin Liska <mliska@suse.cz>
7135 * alloc-pool.c (after_memory_report): New variable.
7136 * alloc-pool.h (base_pool_allocator ::release): Do not use
7137 the infrastructure if after_memory_report.
7138 * toplev.c (toplev::main): Mark after memory report.
7140 2016-02-25 Richard Biener <rguenther@suse.de>
7142 PR tree-optimization/48795
7143 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7145 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7148 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7149 offloading is enabled and -fopenacc or -fopenmp is specified.
7150 (CRTOFFLOADEND): Likewise.
7151 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7152 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7153 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7154 (offload_objects_file_name): New static var.
7155 (tool_cleanup): Remove offload_objects_file_name file.
7156 (find_offloadbeginend): Replace with ...
7157 (find_crtoffloadtable): ... this.
7158 (run_gcc): Remove offload_argc and offload_argv.
7159 Get offload_objects_file_name from -foffload-objects=... option.
7160 Read names of object files with offload from this file, pass them to
7161 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7162 don't pass offloadbegin and offloadend to the linker. Don't pass
7163 offload non-LTO files to the linker, because now they're not claimed.
7165 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7168 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7169 on builtin_unreachable.
7171 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7173 PR rtl-optimization/69896
7174 * regcprop.c: Include cfgrtl.h.
7175 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7176 than remembered mode, either delete it (if noop_move_p), or
7177 treat like copy_p but not noop_p instruction.
7179 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7182 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7183 - allow NULL decl for Fortran DW_TAG_common_block variables.
7185 2016-02-24 Jason Merrill <jason@redhat.com>
7187 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7189 2016-02-24 Richard Biener <rguenther@suse.de>
7190 Jakub Jelinek <jakub@redhat.com>
7193 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7194 conditionally executed ops to well-defined overflow behavior.
7196 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7199 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7202 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7204 PR rtl-optimization/69886
7205 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7206 argument. Use it when checking validity of set instructions.
7207 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7208 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7210 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7211 * store-motion.c (find_moveable_store): Update
7212 can_assign_to_reg_without_clobbers_p callsite.
7214 2016-02-24 Richard Biener <rguenther@suse.de>
7217 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7219 (record_nonwrapping_iv): Do not fall back to the low/high bound
7220 for non-constant IV bases if the stmt is not always executed.
7222 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7224 * config/arm/arm-cores.def (cortex-a32): New entry.
7225 * config/arm/arm-tables.opt: Regenerate.
7226 * config/arm/arm-tune.md: Regenerate.
7227 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7228 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7229 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7230 for -mcpu and -mtune.
7232 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7235 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7236 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7237 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7238 (atomic_loaddi_1): Delete.
7239 (atomic_loaddi): Rewrite expander using the above changes.
7241 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7244 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7247 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7248 Richard Biener <rguenth@suse.de>
7251 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7252 set_mem_attributes if tem is SSA_NAME which got expanded
7255 2016-02-24 Richard Biener <rguenther@suse.de>
7257 PR tree-optimization/69907
7258 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7259 end of permutations for BB vectorization.
7261 2016-02-24 Christian Bruel <christian.bruel@st.com>
7263 * config/arm/arm-c.c (arm_option_override): Initialize
7264 target_option_current_node.
7265 * config/arm/arm.c (arm_pragma_target_parse): Replace
7266 build_target_option_node call by target_option_current_node.
7267 Set target_option_current_node.
7270 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7273 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7274 define_insn_and_split to define_insn.
7275 (zero_extendqi<mode>2_dot2): Same.
7276 (extendqi<mode>2_dot): Same.
7277 (extendqi<mode>2_dot2): Same.
7279 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7281 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7282 and add bypass for AES{D,E} and AESMC pairs.
7283 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7286 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7288 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7289 series for reciprocal square root in Exynos M1.
7291 2016-02-23 Martin Sebor <msebor@redhat.com>
7294 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7295 __builtin_alloca_with_align.
7297 2016-02-23 Richard Henderson <rth@redhat.com>
7299 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7300 (ix86_register_pragmas): Remove __seg_tls.
7301 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7302 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7303 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7304 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7305 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7306 * doc/extend.texi (__seg_tls): Remove item.
7308 2016-02-23 Richard Biener <rguenther@suse.de>
7310 * alloc-pool.h (struct allocation_object): Make id member
7311 conditional on CHECKING_P again.
7312 (get_instance): Adjust.
7313 (base_pool_allocator): Likewise.
7315 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7317 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7318 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7320 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7322 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7324 2016-02-23 Richard Biener <rguenther@suse.de>
7326 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7327 * bitmap.h (struct bitmap_usage): Likewise.
7328 (bitmap_move): Declare.
7329 * bitmap.c (register_overhead): Take size_t argument.
7330 (bitmap_move): New function.
7331 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7332 to properly account overhead.
7333 * tree.c (free_node): Use tree_size.
7335 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7338 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7339 when inverting comparison.
7342 * common.opt (Wunreachable-code): Add Warning flag.
7344 2016-02-23 Mark Wielaard <mjw@redhat.com>
7345 Jakub Jelinek <jakub@redhat.com>
7348 * cgraphunit.c (check_global_declaration): Check main_input_filename
7349 and DECL_SOURCE_FILE are not NULL.
7351 2016-02-23 Martin Jambor <mjambor@suse.cz>
7353 PR tree-optimization/69666
7354 * tree-sra.c (sra_modify_assign): Do not attempt to create
7355 default_def replacements for unscalarizable regions.
7357 2016-02-20 Mark Wielaard <mjw@redhat.com>
7360 * cgraphunit.c (check_global_declaration): Check level of
7361 warn_unused_const_variable and main_input_filename.
7362 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7363 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7364 (-Wunused-const-variable): Explain levels 1 and 2.
7366 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7369 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7370 identical arguments. Formatting and spelling fixes.
7373 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7378 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7379 and m68k-devices.def.
7380 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7381 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7383 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7385 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7386 and HImode registers.
7388 2016-02-22 Richard Biener <rguenther@suse.de>
7390 PR tree-optimization/69882
7391 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7392 preserve permutations present because of gaps.
7393 (vect_supported_load_permutation_p): Always continue checking
7394 permutations after vect_attempt_slp_rearrange_stmts.
7396 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7398 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7399 min_profitable_estimate, rather than min_profitable_iters.
7401 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7404 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7405 SImode for last match_operand.
7407 2016-02-22 Martin Liska <mliska@suse.cz>
7409 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7410 return bitsize - 1 as the return value.
7412 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7416 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7417 Handle negative shift counts.
7418 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7419 force_reg on the shift constant.
7420 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7421 (lshrsi3_d): Handle negative shift counts.
7423 2016-02-22 Richard Biener <rguenther@suse.de>
7424 Tom de Vries <tom@codesourcery.com>
7426 * graph.c: Include dumpfile.h.
7427 (print_graph_cfg): Split into three overloads.
7428 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7430 2016-02-22 Tom de Vries <tom@codesourcery.com>
7432 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7435 2016-02-22 Richard Biener <rguenther@suse.de>
7438 * ipa-inline-transform.c (inline_call): When not updating
7439 overall summaries adjust self size by the growth estimate.
7440 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7441 hash-set, do not update overall summaries here. Renamed from ...
7442 (inline_to_all_callers): ... this which is now wrapping the
7443 above and performing delayed overall summary update.
7444 (early_inline_small_functions): Delay updating of the overall
7447 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7449 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7452 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7455 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7456 :%* in %:gt() argument.
7457 (greater_than_spec_func): Adjust for expecting only numbers,
7458 if there are more than two numbers, compare the last two.
7460 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7462 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7463 -Wnarrowing with -std.
7465 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7468 * expr.c (store_field): Don't use bit-field path if exp is
7469 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7470 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7471 and the assignment can be performed by bitwise copy. Formatting
7475 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7476 call copy_reg_eh_region_note_forward on before and/or after sequences
7477 and remove note from insn if it no longer can throw.
7480 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7483 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7485 * config/s390/vector.md: Add missing commutative operand markers
7486 to the patterns which qualify for one.
7487 * config/s390/vx-builtins.md: Likewise.
7489 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7491 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7492 types to mode iterators.
7493 (vec_double): ... and mode attribute.
7494 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7496 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7498 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7499 Change the predicate of op2 from nonimmediate to general and let
7500 reload fix it if necessary.
7502 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7504 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7506 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7508 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7511 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7513 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7514 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7515 * config/s390/s390.md ("movstr<P:mode>"): Call
7516 s390_expand_vec_movstr.
7518 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7520 * config/s390/s390.md: Add missing output modifier for operand 1
7521 to print it as address properly.
7523 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7525 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7526 * config/s390/2964.md: New file.
7527 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7528 of insn grouping attributes depending on the CPU level.
7529 (s390_get_unit_mask): New function.
7530 (s390_sched_score): Remove the OOO from the scheduling macros.
7531 Add loop to calculate a score for the instruction mix.
7532 (s390_sched_reorder): Likewise plus improve debug output.
7533 (s390_sched_variable_issue): Rename macros as above. Calculate
7534 the unit distances after actually scheduling an insn. Improve
7536 (s390_sched_init): Clear last_scheduled_unit_distance array.
7537 * config/s390/s390.md: Include 2964.md.
7539 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7542 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7543 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7544 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7545 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7546 *avx512f_<code>v8div16qi2_mask_1): New insns.
7548 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7551 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7554 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7555 earlyclobber from target. Use wF constraint for fused memory
7557 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7559 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7560 Martin Liska <mliska@suse.cz>
7563 * cfgexpand.c (asan_sanitize_stack_p): New function.
7564 (partition_stack_vars): Use the function.
7565 (expand_stack_vars): Likewise.
7566 (defer_stack_allocation): Likewise.
7567 (expand_used_vars): Likewise.
7569 2016-02-18 Richard Biener <rguenther@suse.de>
7572 * fold-const.c (operand_equal_p): Properly compare offsets for
7573 IMAGPART_EXPR and ARRAY_REF.
7575 2016-02-18 Nick Clifton <nickc@redhat.com>
7579 * config/arm/arm.c (arm_option_override_internal): Disable
7580 interworking if the target does not support thumb instructions.
7581 (arm_reload_in_hi): Handle the case where a register to register
7582 move needs reloading because there is no simple pattern to handle
7584 (arm_reload_out_hi): Likewise.
7586 2016-02-18 Richard Biener <rguenther@suse.de>
7589 * match.pd: Don't use fold_binary or fold_unary for folding
7592 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7595 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7596 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7597 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7598 warn on gimple_no_warning_p statements.
7600 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7602 * doc/extend.texi (C++ Attributes): Correct description of
7603 warn_unused type attribute.
7605 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7607 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7608 correct instruction.
7610 2016-02-17 Richard Biener <rguenther@suse.de>
7612 PR rtl-optimization/69609
7613 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7614 (find_traces_1_round): When ending a trace update cached priority
7616 (bb_to_key): Use cached priority when available.
7617 (copy_bb): Initialize cached priority.
7618 (reorder_basic_blocks_software_trace_cache): Likewise.
7620 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7623 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7625 (aarch64_comparison_operator): Break overly long line into two.
7626 (aarch64_comparison_operation): Likewise.
7627 * config/aarch64/aarch64.md (cstorecc4): Use
7628 aarch64_comparison_operator_mode instead of
7629 aarch64_comparison_operator.
7630 (cstore<mode>4): Likewise.
7631 (aarch64_cstore<mode>): Likewise.
7632 (*cstoresi_insn_uxtw): Likewise.
7633 (cstore<mode>_neg): Likewise.
7634 (*cstoresi_neg_uxtw): Likewise.
7636 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7639 * config/arm/predicates.md (arm_comparison_operator_mode):
7641 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7642 instead of arm_comparison_operator.
7643 (*mov_negscc): Likewise.
7644 (*mov_notscc): Likewise.
7645 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7646 (*thumb2_mov_negscc): Likewise.
7647 (*thumb2_mov_negscc_strict_it): Likewise.
7648 (*thumb2_mov_notscc): Likewise.
7649 (*thumb2_mov_notscc_strict_it): Likewise.
7651 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7653 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7656 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7658 * config/visium/visium.c (machine_libfunc_index): New enum.
7659 (machine_libfuncs): New structure.
7660 (visium_libfuncs): New static variable.
7661 (TARGET_INIT_LIBFUNCS): Define to...
7662 (visium_init_libfuncs): ...this. New function.
7663 (expand_block_move_4): Use the appropriate libfunc.
7664 (expand_block_move_2): Likewise.
7665 (expand_block_move_1): Likewise.
7666 (expand_block_set_4): Likewise.
7667 (expand_block_set_2): Likewise.
7668 (expand_block_set_1): Likewise.
7669 (visium_trampoline_init): Likewise.
7671 2016-02-17 Nick Clifton <nickc@redhat.com>
7673 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7674 TI's devices.csv file as of March 2016.
7676 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7679 * opts-global.c (handle_common_deferred_options): Introduce and
7680 initialize two global variables to remember command-line options
7681 specifying a stack-limiting register.
7682 * opts.h: Add extern declarations of the two new global variables.
7683 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7684 variable based on the values of the two new global variables.
7686 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7689 * common.opt (Wnonnull-compare): New warning.
7690 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7691 of arguments against NULL.
7692 (-Wnonnull-compare): Document.
7693 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7694 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7695 * passes.def (pass_warn_nonnull_compare): Add.
7696 * gimple-ssa-nonnull-compare.c: New file.
7698 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7700 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7701 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7703 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7705 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7706 reciprocal sqrt for -mlow-precision-recip-sqrt.
7708 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7709 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7711 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7712 always use lane loads to construct non-constant vectors.
7714 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7716 * config/aarch64/aarch64.md
7717 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7718 constraints for operand 3.
7719 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7721 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7722 Richard Biener <rguenther@suse.de>
7724 PR tree-optimization/69820
7725 * tree-vect-patterns.c (type_conversion_p): Return false if
7726 *orig_type is unsigned single precision or boolean.
7727 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7730 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7732 PR rtl-optimization/69764
7733 PR rtl-optimization/69771
7734 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7735 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7737 2016-02-16 Richard Biener <rguenther@suse.de>
7739 PR tree-optimization/69776
7740 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7742 (indirect_refs_may_alias_p): Likewise.
7743 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7744 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7745 according to tbaa_p.
7746 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7747 (optimize_stmt): For redundant store discovery do not allow tbaa.
7749 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7751 PR tree-optimization/69714
7752 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7753 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7755 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7757 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7758 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7759 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7760 * config/arc/arc.c (arc_init): Check FPU options.
7761 (get_arc_condition_code): Handle new CC_FPU* modes.
7762 (arc_select_cc_mode): Likewise.
7763 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7764 register pair only. Allow access for ARCv2 accumulator.
7765 (gen_compare_reg): Whenever we have FPU support use FPU compare
7767 (arc_reorg): Don't generate brcc insns when FPU compare
7768 instructions are involved.
7769 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7770 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7771 floating point emulation.
7772 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7773 (REVERSE_CONDITION): Add new CC_FPU* modes.
7774 (TARGET_FP_SP_BASE): Define.
7775 (TARGET_FP_DP_BASE): Likewise.
7776 (TARGET_FP_SP_FUSED): Likewise.
7777 (TARGET_FP_DP_FUSED): Likewise.
7778 (TARGET_FP_SP_CONV): Likewise.
7779 (TARGET_FP_DP_CONV): Likewise.
7780 (TARGET_FP_SP_SQRT): Likewise.
7781 (TARGET_FP_DP_SQRT): Likewise.
7782 (TARGET_FP_DP_AX): Likewise.
7783 * config/arc/arc.md (ARCV2_ACC): New constant.
7784 (type): New fpu type attribute.
7785 (SDF): Conditional iterator.
7786 (cstore<mode>, cbranch<mode>): Change expand condition.
7787 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7788 handles FPU/FPX cases as well.
7789 * config/arc/arc.opt (mfpu): New option.
7790 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7792 (adddf3, muldf3, subdf3): Removed.
7793 * config/arc/predicates.md (proper_comparison_operator): Recognize
7795 * config/arc/fpu.md: New file.
7796 * doc/invoke.texi (ARC Options): Document mfpu option.
7798 2016-02-16 Richard Biener <rguenther@suse.de>
7800 PR rtl-optimization/69291
7801 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7802 noce_operand_ok check.
7804 2016-02-16 Tom de Vries <tom@codesourcery.com>
7807 * omp-low.c (simd_clone_create): Remove call to
7808 symtab->call_cgraph_insertion_hooks.
7810 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7812 PR tree-optimization/69802
7813 * tree-ssa-reassoc.c (update_range_test): If op is
7814 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7815 op == 1 test of precision 1 integral op, otherwise handle
7816 that case as op itself. Fix up formatting.
7817 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7820 2016-02-16 Richard Biener <rguenther@suse.de>
7822 PR tree-optimization/69586
7823 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7824 types for conversion sources.
7826 2016-02-16 Richard Biener <rguenther@suse.de>
7829 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7830 mask OEP_ADDRESS_OF.
7832 2016-02-16 Alan Modra <amodra@gmail.com>
7835 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7836 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7837 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7839 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7840 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7841 (p8_fmrgow_<mode>): Likewise.
7842 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7844 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7845 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7846 to use movdi_internal64. Remove op0_di.
7847 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7849 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7851 Add support for the FCCMP insn types
7853 * config/aarch64/aarch64.md (fccmp): Change insn type.
7855 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7856 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7857 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7858 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7859 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7860 * config/arm/types.md (fccmps): Add new insn type.
7863 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7865 * alias.c (get_alias_set): Fix a typo in comment.
7867 2016-02-15 Richard Biener <rguenther@suse.de>
7869 PR tree-optimization/69595
7870 * match.pd: Complete range test simplification to true.
7872 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7874 PR rtl-optimization/69648
7875 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7876 pic_offset_table_rtx.
7878 PR rtl-optimization/69752
7879 * ira.c (update_equiv_regs): When looking for more than a single SET,
7880 also take other side effects into account.
7882 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7884 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7885 for z900+ CPUs in 31-bit mode.
7887 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7889 * common/config/s390/s390-common.c (s390_supports_split_stack):
7891 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7892 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7893 * config/s390/s390.c (struct machine_function): New field
7894 split_stack_varargs_pointer.
7895 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7896 in s390_emit_prologue.
7897 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7899 (morestack_ref): New global.
7900 (SPLIT_STACK_AVAILABLE): New macro.
7901 (s390_expand_split_stack_prologue): New function.
7902 (s390_live_on_entry): New function.
7903 (s390_va_start): Use split-stack vararg pointer if appropriate.
7904 (s390_asm_file_end): Emit the split-stack note sections.
7905 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7906 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7907 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7908 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7909 (split_stack_prologue): New expand.
7910 (split_stack_space_check): New expand.
7911 (split_stack_data): New insn.
7912 (split_stack_call): New expand.
7913 (split_stack_call_*): New insn.
7914 (split_stack_cond_call): New expand.
7915 (split_stack_cond_call_*): New insn.
7917 2016-02-15 Richard Biener <rguenther@suse.de>
7919 PR tree-optimization/69783
7920 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7921 Add trivially correct cases.
7923 2016-02-15 Tom de Vries <tom@codesourcery.com>
7926 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7928 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7930 2016-02-15 Richard Biener <rguenther@suse.de>
7932 PR tree-optimization/69776
7933 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7934 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7935 indicate whether we can use TBAA to disambiguate against stores.
7936 Use alias-set zero if not.
7937 (visit_reference_op_store): Do not use TBAA when looking up
7939 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7940 (eliminate_dom_walker::before_dom_children): But not when looking
7941 up redundant stores.
7943 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7945 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7947 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7949 * config/i386/znver1.md
7950 (znver1_pop, znver1_pop_mem,
7951 znver1_load_imov_double_store,
7952 znver1_load_imov_direct_store,
7953 znver1_load_imov_direct_load,
7954 znver1_load_imov_double_load): Add new.
7955 (znver1_insn, znver1_insn_load): Add icmov type.
7957 znver1_sseavx_fma_load,
7959 znver1_avx256_fma_load): Fix pipe usage.
7961 2016-02-14 Alan Modra <amodra@gmail.com>
7964 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7965 with an invalid hard reg, reload just the reg not the entire
7966 pre/post-inc/dec address expression.
7968 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7971 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7972 fixed R1_REG scratch reg.
7973 (sibcall_value_pcrel_fdpic): Likewise.
7975 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7979 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7981 2016-02-12 Walter Lee <walt@tilera.com>
7983 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7984 * config/tilegx/t-tilegx: Likewise.
7986 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7989 * diagnostic-show-locus.c (struct line_span): New struct.
7990 (layout::get_first_line): Delete.
7991 (layout::get_last_line): Delete.
7992 (layout::get_num_line_spans): New member function.
7993 (layout::get_line_span): Likewise.
7994 (layout::print_heading_for_line_span_index_p): Likewise.
7995 (layout::get_expanded_location): Likewise.
7996 (layout::calculate_line_spans): Likewise.
7997 (layout::m_first_line): Delete.
7998 (layout::m_last_line): Delete.
7999 (layout::m_line_spans): New field.
8000 (layout::layout): Update comment. Replace m_first_line and
8001 m_last_line with m_line_spans, replacing their initialization
8002 with a call to calculate_line_spans.
8003 (diagnostic_show_locus): When printing source lines and
8004 annotations, rather than looping over a single span
8005 of lines, instead loop over each line_span within
8006 the layout, with an inner loop over the lines within them.
8007 Call the context's start_span callback when changing line spans.
8008 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8009 (diagnostic_build_prefix): Break out the building of the location
8010 part of the string into...
8011 (diagnostic_get_location_text): ...this new function, rewriting
8012 it from nested ternary expressions to a sequence of "if"
8014 (default_diagnostic_start_span_fn): New function.
8015 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8016 (diagnostic_context::start_span): New field.
8017 (default_diagnostic_start_span_fn): New prototype.
8019 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8022 * gcc.c (driver::finalize): Fix cleanup of "specs".
8024 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8028 * gcc.c (driver::driver): Initialize m_option_suggestions.
8029 (driver::~driver): Clean up m_option_suggestions.
8030 (suggest_option): Convert to...
8031 (driver::suggest_option): ...this, and split out into
8032 driver::build_option_suggestions and find_closest_string.
8033 (driver::build_option_suggestions): New function, from
8034 first half of suggest_option. Special-case
8035 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8036 the sanitizer_opts array. For options of enum types, add the
8037 various enum values to the candidate strings.
8038 (driver::handle_unrecognized_options): Remove "const".
8039 * gcc.h (driver::handle_unrecognized_options): Likewise.
8040 (driver::build_option_suggestions): New decl.
8041 (driver::suggest_option): New decl.
8042 (driver::m_option_suggestions): New field.
8043 * opts-common.c (add_misspelling_candidates): New function.
8044 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8045 and make non-static.
8046 * opts.h (sanitizer_opts): New array decl.
8047 (add_misspelling_candidates): New function decl.
8048 * spellcheck.c (find_closest_string): New function.
8049 * spellcheck.h (find_closest_string): New function decl.
8051 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8053 PR rtl-optimization/69764
8054 PR rtl-optimization/69771
8055 * optabs.c (expand_binop_directly): For shift_optab_p, force
8056 convert_modes with VOIDmode if xop1 has VOIDmode.
8058 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8061 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8062 to correctly determine instrumentation thunks.
8064 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8067 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8068 type by reference, force lhs on the call.
8071 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8072 Compute retval and retbnd early in all cases if split_part_return_p
8073 and return_bb is not EXIT. Remove all clobber stmts and reset
8074 all debug stmts that refer to SSA_NAMEs defined in split part,
8075 except if it is retval, in that case replace the old retval with the
8076 lhs of the call to the split part.
8078 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8081 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8084 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8085 whose result is used in PHI.
8086 (maybe_optimize_range_tests): Likewise.
8087 (final_range_test_p): Likweise.
8089 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8092 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8093 whose result is used in PHI.
8094 (maybe_optimize_range_tests): Likewise.
8095 (final_range_test_p): Likweise.
8097 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8099 * cgraph.c: Spelling fixes - behaviour -> behavior and
8100 neighbour -> neighbor.
8101 * target.def: Likewise.
8102 * sel-sched.c: Likewise.
8103 * config/mips/mips.c: Likewise.
8104 * config/arc/arc.md: Likewise.
8105 * config/arm/cortex-a57.md: Likewise.
8106 * config/arm/arm.c: Likewise.
8107 * config/arm/neon.md: Likewise.
8108 * config/arm/arm-c.c: Likewise.
8109 * config/vms/vms-c.c: Likewise.
8110 * config/s390/s390.c: Likewise.
8111 * config/i386/znver1.md: Likewise.
8112 * config/i386/i386.c: Likewise.
8113 * config/ia64/hpux-unix2003.h: Likewise.
8114 * config/msp430/msp430.md: Likewise.
8115 * config/rx/rx.c: Likewise.
8116 * config/rx/rx.md: Likewise.
8117 * config/aarch64/aarch64-simd.md: Likewise.
8118 * config/aarch64/aarch64.c: Likewise.
8119 * config/nvptx/nvptx.c: Likewise.
8120 * config/bfin/bfin.c: Likewise.
8121 * config/cris/cris.opt: Likewise.
8122 * config/rs6000/rs6000.c: Likewise.
8123 * target.h: Likewise.
8124 * spellcheck.c: Likewise.
8125 * ira-build.c: Likewise.
8126 * tree-inline.c: Likewise.
8127 * builtins.c: Likewise.
8128 * lra-constraints.c: Likewise.
8129 * explow.c: Likewise.
8130 * hwint.h: Likewise.
8131 * targhooks.c: Likewise.
8132 * tree-vect-data-refs.c: Likewise.
8134 * doc/tm.texi: Likewise.
8135 * doc/extend.texi: Likewise.
8136 * doc/install.texi: Likewise.
8137 * doc/md.texi: Likewise.
8138 * tree-ssa-tail-merge.c: Likewise.
8139 * sched-int.h: Likewise.
8140 * match.pd: Likewise.
8141 * sched-ebb.c: Likewise.
8142 * target.def (omit_struct_return_reg): Likewise.
8143 * gimple-ssa-isolate-paths.c: Likewise.
8144 (find_implicit_erroneous_behaviour): Renamed to...
8145 (find_implicit_erroneous_behavior): ... this.
8146 (find_explicit_erroneous_behaviour): Renamed to...
8147 (find_explicit_erroneous_behavior): ... this.
8148 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8150 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8152 PR rtl-optimization/64682
8153 PR rtl-optimization/69567
8154 PR rtl-optimization/69737
8155 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8156 in I2 as well, just lose it.
8158 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8160 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8162 (aarch64_last_printed_tune_string): Likewise.
8163 (aarch64_declare_function_name): Only output .arch assembler
8164 directive if it will be different from the previously output
8165 directive. Same for .tune comment but only if -dA is set.
8166 (aarch64_start_file): New function.
8167 (TARGET_ASM_FILE_START): Define.
8169 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8172 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8174 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8177 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8178 -Wmaybe-uninitialized warning.
8180 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8183 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8185 2016-02-11 Richard Biener <rguenther@suse.de>
8187 PR rtl-optimization/69291
8188 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8189 subexpressions affected by changing the result.
8191 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8194 * lra-constraints.c (curr_insn_transform): Find in/out operands
8195 for secondary memory moves. Update dups.
8197 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8199 PR tree-optimization/69652
8200 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8201 to nested loop, did source re-formatting, skip debug statements,
8202 add check on statement with volatile operand, remove dead scalar
8205 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8206 Patrick Palka <ppalka@gcc.gnu.org>
8210 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8211 calls if the return type is TREE_ADDRESSABLE.
8212 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8213 * ipa-split.c (split_function): Fix doubled "we" in comment.
8214 Use void return type for the split part even if
8215 !split_point->split_part_set_retval.
8217 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8219 PR tree-optimization/68021
8220 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8221 when computing the value of biv cand by itself.
8223 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8225 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8226 (cortexa57_tunings): Likewise.
8227 (cortexa72_tunings): Likewise.
8228 (arch_macro_fusion_pair_p): Add support for AES fusion.
8229 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8230 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8231 Allow virtual registers before reload so early scheduling works.
8232 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8233 correct latency and pipeline.
8234 (cortex_a57_crypto_complex): Likewise.
8235 (cortex_a57_crypto_xor): Likewise.
8236 (define_bypass): Add AES bypass.
8238 2016-02-10 Richard Biener <rguenther@suse.de>
8240 PR tree-optimization/69726
8241 * passes.def: Add DCE pass before late uninit.
8242 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8243 really fixup if-conversions job.
8245 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8247 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8248 (arm_cortex_a57_tune): Likewise.
8249 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8250 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8252 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8254 * timevar.def (TV_PHASE_DBGINFO): Delete.
8255 (TV_PHASE_CHECK_DBGINFO): Likewise.
8256 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8258 2016-02-10 Richard Biener <rguenther@suse.de>
8260 PR tree-optimization/69719
8261 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8262 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8264 2016-02-09 Andrew Pinski <apinski@cavium.com>
8267 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8268 get_vcond_mask_icode returns false.
8270 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8273 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8274 an ADDIS that adds a pointer to a large constant that sets the
8275 upper16 bits with a load operation.
8277 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8280 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8282 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8284 (vzipq_s16): Likewise.
8285 (vzipq_s32): Likewise.
8286 (vzipq_f32): Likewise.
8287 (vzipq_u8): Likewise.
8288 (vzipq_u16): Likewise.
8289 (vzipq_u32): Likewise.
8290 (vzipq_p8): Likewise.
8291 (vzipq_p16): Likewise.
8293 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8296 * config/arm/arm.c (neon_endian_lane_map): New function.
8297 (neon_vector_pair_endian_lane_map): New function.
8298 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8299 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8301 (vuzpq_s16): Likewise.
8302 (vuzpq_s32): Likewise.
8303 (vuzpq_f32): Likewise.
8304 (vuzpq_u8): Likewise.
8305 (vuzpq_u16): Likewise.
8306 (vuzpq_u32): Likewise.
8307 (vuzpq_p8): Likewise.
8308 (vuzpq_p16): Likewise.
8310 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8313 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8316 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8318 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8319 truncate const_int operand 1 to QImode.
8321 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8323 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8324 corresponding to an abnormal edge.
8326 2016-02-09 Tom de Vries <tom@codesourcery.com>
8328 PR tree-optimization/69599
8329 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8331 (find_func_aliases_for_builtin_call, find_func_clobbers)
8332 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8335 2016-02-09 Richard Biener <rguenther@suse.de>
8337 PR tree-optimization/69715
8338 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8339 LHS on calls as non-rewritable.
8341 2016-02-09 Tom de Vries <tom@codesourcery.com>
8344 * lto-wrapper.c (append_diag_options): New function.
8345 (compile_offload_image): Call append_diag_options.
8347 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8350 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8351 Minor copy-edit to fix verb tenses.
8353 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8355 PR tree-optimization/69209
8356 * ipa-split.c (split_function): If split part is not
8357 returning retval, retval has gimple type but is not
8358 gimple value, force it into a SSA_NAME first.
8360 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8362 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8365 2016-02-08 Jason Merrill <jason@redhat.com>
8368 * convert.c (convert_to_integer_1): Check dofold on truncation
8370 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8371 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8372 Rename from *_nofold.
8373 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8374 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8376 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8379 * tree.c (build_common_tree_nodes): Remove short_double argument.
8380 All callers changed.
8381 * tree.h (build_common_tree_nodes): Adjust declaration.
8382 * doc/invoke.texi (-fshort-double): Remove documentation.
8383 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8384 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8385 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8386 (append_linker_options): Don't handle OPT_fshort_double.
8388 PR rtl-optimization/68730
8389 * lra-remat.c (insn_to_cand_activation): New static variable.
8390 (lra_remat): Allocate and free it.
8391 (create_cand): New arg activation. Initialize a field in
8392 insn_to_cand_activation if it is nonnull.
8393 (create_cands): Pass the activation insn to create_cand when making
8394 a candidate involving an output reload. Reorganize code a little.
8395 (do_remat): Keep track of active status of candidates in a separate
8398 2016-02-08 Richard Biener <rguenther@suse.de>
8400 PR tree-optimization/69719
8401 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8402 Properly use absolute of the difference of the two offsets to
8403 compare or adjust the segment length.
8405 2016-02-08 Richard Biener <rguenther@suse.de>
8406 Jeff Law <law@redhat.com>
8409 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8410 types for anonymous SSA names.
8412 2016-02-08 Richard Biener <rguenther@suse.de>
8414 PR rtl-optimization/69274
8415 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8417 2016-02-08 Jeff Law <law@redhat.com>
8419 PR tree-optimization/65917
8420 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8421 equivalences from if (x == y) style conditionals.
8422 (loop_depth_of_name): Remove.
8423 (record_equality): Remove loop depth check.
8424 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8425 (const_and_copies::record_const_or_copy_raw): New member function.
8426 * tree-ssa-scopedtables.c
8427 (const_and_copies::record_const_or_copy_raw): New, factored out of
8428 (const_and_copies::record_const_or_copy): Call new member function.
8430 2016-02-05 Jeff Law <law@redhat.com>
8432 PR tree-optimization/68541
8433 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8434 (count_stmts_in_block): New function.
8435 (poor_ifcvt_candidate_code): Likewise.
8436 (is_feasible_trace): Add some heuristics to determine when path
8437 splitting is profitable.
8438 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8439 is a diamond with a single exit.
8441 2016-02-05 Martin Sebor <msebor@redhat.com>
8444 * doc/invoke.texi: Update -Wplacement-new to take an optional
8447 2016-02-06 Richard Henderson <rth@redhat.com>
8450 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8451 out of non-standard address spaces.
8453 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8455 PR rtl-optimization/69691
8456 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8458 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8460 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8461 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8462 (*ieee128_mfvsrd_64bit): Likewise.
8463 (*ieee128_mfvsrd_32bit): Likewise.
8465 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8469 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8471 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8472 instrumented_version.
8474 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8476 * doc/invoke.texi (Optimize Options): In table of --param options
8477 rename second occurrence of tracer-min-branch-ratio to
8478 tracer-min-branch-probability, rename
8479 tracer-min-branch-ratio-feedback to
8480 tracer-min-branch-probability-feedback and clarify description,
8481 rename sched-spec-state-edge-prob-cutoff to
8482 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8483 to selsched-insns-to-rename, rename lto-minpartition to
8484 lto-min-partition, delete reorder-blocks-duplicate and
8485 reorder-blocks-duplicate-feedback.
8487 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8489 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8492 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8494 * doc/extend.texi: S/390: Correct some typos.
8496 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8498 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8500 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8503 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8504 (s390_register_info_gprtofpr): Use new macros above.
8505 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8507 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8508 its name. Adjust restore and save gpr ranges.
8509 (s390_register_info_set_ranges): New function.
8510 (s390_register_info): Use new macros above. Call
8511 s390_register_info_set_ranges.
8512 (s390_optimize_register_info): Likewise.
8513 (s390_hard_regno_rename_ok): Use new macros.
8514 (s390_hard_regno_scratch_ok): Likewise.
8515 (s390_emit_epilogue): Likewise.
8516 (s390_can_use_return_insn): Likewise.
8517 (s390_optimize_prologue): Likewise.
8518 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8520 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8523 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8525 (ix86_option_override_internal): Disable TARGET_STV even for
8526 -m{incoming,preferred}-stack-boundary=3.
8528 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8530 * config.gcc: Mark deprecated rtems targets as obsolete.
8532 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8534 PR rtl-optimization/64682
8535 PR rtl-optimization/69567
8536 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8537 before I2 only if the register is both used and set in I2.
8539 2016-02-04 DJ Delorie <dj@redhat.com>
8541 * config/msp430/msp430.c (msp430_start_function): Add function type.
8543 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8546 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8548 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8550 PR rtl-optimization/69577
8552 2015-10-29 Richard Henderson <rth@redhat.com>
8556 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8557 sse check to the exact conditions of PR 67609.
8559 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8562 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8563 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8564 not allowed into the traditional Altivec registers.
8565 (movtd_64bit_nodm): Likewise.
8566 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8568 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8570 * config/aarch64/cortex-a57-fma-steering.c
8571 (aarch64_register_fma_steering): Remove "static" from arguments
8574 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8577 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8580 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8582 * doc/invoke.texi: Delete -mno-fma4.
8584 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8586 PR rtl-optimization/69577
8587 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8588 (find_subregs_of_mode): Update accordingly. Iterate over partial
8591 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8593 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8594 * config/arm/arm.c (neon_reinterpret): Remove.
8595 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8596 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8597 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8598 vreinterpretti): Remove.
8599 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8600 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8601 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8602 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8603 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8604 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8605 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8606 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8607 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8608 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8609 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8610 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8611 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8612 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8613 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8614 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8615 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8616 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8617 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8618 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8619 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8620 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8621 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8622 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8623 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8624 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8625 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8626 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8627 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8628 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8629 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8630 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8631 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8632 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8633 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8634 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8635 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8636 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8637 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8638 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8639 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8640 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8641 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8642 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8643 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8644 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8645 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8646 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8647 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8648 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8649 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8650 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8651 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8652 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8653 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8654 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8655 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8656 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8657 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8658 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8659 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8660 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8661 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8662 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8663 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8664 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8665 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8666 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8667 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8668 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8669 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8670 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8671 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8672 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8673 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8674 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8675 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8676 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8677 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8678 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8679 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8680 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8681 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8682 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8683 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8684 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8685 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8686 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8687 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8688 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8689 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8690 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8691 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8692 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8693 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8694 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8695 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8696 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8697 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8698 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8699 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8700 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8701 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8703 2016-02-04 Martin Liska <mliska@suse.cz>
8706 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8707 that are gimple_store_p.
8708 (maybe_instrument_call): Likewise.
8710 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8712 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8713 register scaling out of memory reference and comment why.
8715 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8719 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8720 folding the source of a SET.
8722 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8726 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8727 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8729 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8733 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8736 2016-02-04 Christian Bruel <christian.bruel@st.com>
8738 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8739 * config/arm/arm.c (arm_set_current_function): Likewise.
8741 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8742 Ilya Enkovich <enkovich.gnu@gmail.com>
8743 H.J. Lu <hongjiu.lu@intel.com>
8746 * config/i386/i386.c (convert_scalars_to_vector): Remove
8747 stack alignment fixes.
8748 (ix86_option_override_internal): Disable TARGET_STV if stack
8749 might not be aligned enough.
8750 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8752 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8754 * gcc/config/i386/x86-tune.def: Disable default prefetching
8757 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8758 Vladimir Makarov <vmakarov@redhat.com>
8761 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8762 in validating fused toc addresses.
8764 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8767 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8768 range->m_caret fields if range->m_show_caret_p is false.
8771 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8772 Force oldval into register if it does not satisfy reg_or_short_operand
8773 predicate. Fix up formatting.
8775 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8776 Alexandre Oliva <aoliva@redhat.com>
8779 * lra-constraints.c (simplify_operand_subreg): Check additionally
8780 address validity after potential reloading.
8781 (process_address_1): Check insns validity. In case of failure do
8784 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8787 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8790 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8792 * wide-int.cc (canonize_uhwi): New function.
8793 (wi::divmod_internal): Use it.
8795 2016-02-02 James Norris <jnorris@codesourcery.com
8797 * gimplify.c (omp_notice_variable): Add usage check.
8799 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8801 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8802 like LE, GE, LT, GT when emitting relational operator.
8804 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8806 * ira-costs.c (find_costs_and_classes): Add extra argument.
8807 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8808 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8809 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8810 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8811 Add best_class parameter, and return it if not ALL_REGS.
8812 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8814 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8817 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8819 * config/aarch64/aarch64.c
8820 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8821 (aarch64_ira_change_pseudo_allocno_class): New function.
8823 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8826 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8828 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8830 * config/avr/avr.c (avr_option_override): Set
8831 PARAM_ALLOW_STORE_DATA_RACES to 1.
8833 2016-02-02 Richard Biener <rguenther@suse.de>
8835 PR tree-optimization/69595
8836 * match.pd: Add range test simplifications to true/false.
8838 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8840 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8841 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8844 2016-02-02 Richard Biener <rguenther@suse.de>
8846 PR tree-optimization/69606
8847 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8848 info on the result before moving a stmt.
8850 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8853 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8854 branch with vector comparison.
8855 * config/i386/sse.md (VI48_AVX): New mode iterator.
8856 (define_expand "cbranch<mode>4): Add support for conditional branch
8857 with vector comparison.
8858 * tree-vect-loop.c (optimize_mask_stores): New function.
8859 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8860 has_mask_store field of vect_info.
8861 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8862 vectorized loops having masked stores after vec_info destroy.
8863 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8864 correspondent macros.
8865 (optimize_mask_stores): Add prototype.
8867 2016-02-02 Alan Modra <amodra@gmail.com>
8870 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8873 2016-02-02 Alan Modra <amodra@gmail.com>
8876 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8877 whenever toc_label_name used.
8878 (rs6000_file_start): Don't set up toc section here,
8879 (rs6000_output_function_epilogue): do so here instead,
8880 (rs6000_xcoff_file_start): and here.
8881 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8882 (load_toc_aix_di): Likewise.
8884 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8886 PR rtl-optimization/69592
8887 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8888 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8889 (num_sign_bit_copies_binary_arith_p): New inline function.
8890 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8892 2016-02-01 Jeff Law <law@redhat.com>
8894 PR tree-optimization/69580
8895 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8896 * tree-ssa-threadbackward.c
8897 (fsm_find_control_statement_thread_paths): Do not try to walk
8898 through large PHI nodes.
8900 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8902 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8903 when count is incremented above limit, don't analyze further
8906 * omp-low.c (oacc_parse_default_dims): Avoid
8907 -Wsign-compare warning, make sure value fits into int
8908 rather than just unsigned int.
8910 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8912 PR tree-optimization/67921
8913 * fold-const.c (split_tree): New parameters. Convert pointer
8914 type variable part to proper type before negating.
8915 (fold_binary_loc): Pass new arguments to split_tree.
8917 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8919 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8920 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8921 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8922 * doc/tm.texti: Rebuilt.
8923 * doc/invoke.texi (fopenacc-dim): Document.
8924 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8925 (append_compiler_options): Likewise.
8926 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8927 (oacc_parse_default_dims): New.
8928 (oacc_validate_dims): Add USED arg. Select non-unity default when
8930 (oacc_loop_fixed_partitions): Return mask of used partitions.
8931 (oacc_loop_auto_partitions): Emit dump info.
8932 (oacc_loop_partition): Return mask of used partitions.
8933 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8934 loop partitioning and validation calls.
8936 2016-02-01 Richard Biener <rguenther@suse.de>
8939 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8941 2016-02-01 Richard Biener <rguenther@suse.de>
8943 PR tree-optimization/69574
8944 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8945 of asserting return chrec_dont_know.
8947 2016-02-01 Martin Liska <mliska@suse.cz>
8949 * mem-stats-traits.h: Add copyright header.
8950 * mem-stats.h: Likewise.
8952 2016-02-01 Richard Biener <rguenther@suse.de>
8954 PR tree-optimization/69579
8955 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8956 Do not propagate through abnormal PHI results.
8958 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8960 * postreload.c (reload_cse_simplify): Remove dead code.
8962 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8964 PR rtl-optimization/69570
8965 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8966 if there is more than one set, not if there is a single set.
8968 2016-02-01 Richard Henderson <rth@redhat.com>
8971 * combine.c (make_compound_operation): When looking through a
8972 subreg, make sure to re-extend to the width of the outer mode.
8974 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8976 PR tree-optimization/69546
8977 * wide-int.cc (wi::divmod_internal): For unsigned division
8978 where both operands fit into uhwi, if o1 is 1 and o0 has
8979 msb set, if divident_prec is larger than bits per hwi,
8980 clear another quotient word and return 2 instead of 1.
8981 Similarly for remainder with msb in HWI set, if dividend_prec
8982 is larger than bits per hwi.
8984 2016-01-29 Martin Jambor <mjambor@suse.cz>
8986 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8987 Use short lowercase names.
8988 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8989 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8990 acq_rel one. Protect warning agains segfaults if
8991 get_memory_order_name returns NULL.
8992 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8993 with release semantics. Do not warn if get_memory_order already did.
8994 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
8995 semantics. Fix check for relaxed or acquire semantics. Do not warn
8996 if get_memory_order already did.
8998 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9000 * doc/install.texi: Document that isl-0.16 is supported.
9002 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9005 * config/i386/constraints.md (Bm): Describe as special memory
9007 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9008 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9009 * genpreds.c (struct constraint_data): Add is_special_memory.
9010 (have_special_memory_constraints, special_memory_start): New
9012 (special_memory_end): Ditto.
9013 (add_constraint): Add new arg is_special_memory. Add code to
9014 process its true value. Update have_special_memory_constraints.
9015 (process_define_constraint): Pass the new arg.
9016 (process_define_register_constraint): Ditto.
9017 (choose_enum_order): Process special memory.
9018 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9019 function insn_extra_special_memory_constraint.
9020 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9021 * gensupport.c (process_rtx): Process
9022 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9023 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9024 * ira-lives.c (single_reg_class): Use
9025 insn_extra_special_memory_constraint.
9026 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9027 * lra-constraints.c (process_alt_operands): Ditto.
9028 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9029 * recog.c (asm_operand_ok, preprocess_constraints): Process
9031 * reload.c (find_reloads): Ditto.
9032 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9033 * stmt.c (parse_input_constraint): Use
9034 insn_extra_special_memory_constraint.
9036 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9039 * lra-splill.c (lra_final_code_change): Revert r229087 by
9040 removing all sub-registers.
9042 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9045 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9047 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9050 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9051 SSE1, copy target into the temporary reg first before recursing
9054 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9056 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9059 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9061 * ginclude/stdarg.h: Test __cplusplus instead of
9062 __GXX_EXPERIMENTAL_CXX0X__.
9064 2016-01-29 Richard Biener <rguenther@suse.de>
9066 PR tree-optimization/69547
9067 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9068 Do not mark clobbers necessary.
9069 (mark_all_reaching_defs_necessary_1): Likewise.
9071 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9073 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9074 declaration name with %qs and print it in both error messages.
9075 Also fix indentation.
9077 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9080 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9081 trailing blank line from error message.
9083 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9086 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9089 2016-01-29 Richard Biener <rguenther@suse.de>
9092 * match.pd: Allow all integral types when simplifying a
9093 widening or sign-changing conversion.
9095 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9097 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9098 back to setting codegen_error to fail codegen.
9100 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9103 * config/i386/constraints.md (C): Only accept constant zero operand.
9104 (BC): New constraint.
9105 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9106 instead of C constraint.
9107 * doc/md.texi (Machine Constraints): Update description
9110 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9113 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9115 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9118 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9121 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9123 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9124 branches if using guessed profile.
9126 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9128 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9130 2016-01-28 Richard Henderson <rth@redhat.com>
9133 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9134 * config/aarch64/aarch64-protos.h: Update.
9135 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9136 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9137 (aarch64_get_condition_code_1): Handle CC_Cmode.
9138 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9139 (*add<mode>3_compareC_cconly_imm): New.
9140 (*add<mode>3_compareC_cconly): New.
9141 (*add<mode>3_compareC_imm): New.
9142 (add<mode>3_compareC): New.
9143 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9144 to be first. Use aarch64_carry_operation.
9145 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9146 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9147 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9148 (subti3): Use subdi3_compare1.
9149 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9150 (sub<mode>3_compare1): New.
9151 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9152 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9153 (*subsi3_carryin_uxtw): Likewise.
9154 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9155 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9156 * config/aarch64/iterators.md (DWI): New.
9157 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9158 (aarch64_borrow_operation): New.
9160 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9162 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9163 message when isl does not return a valid schedule.
9165 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9167 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9168 Remove comments from class declarations: they are already in the code
9171 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9173 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9175 (ternary_op_to_tree): Same.
9176 (unary_op_to_tree): Same.
9177 (nary_op_to_tree): Same.
9178 (gcc_expression_from_isl_expr_op): Same.
9179 (gcc_expression_from_isl_expression): Same.
9180 (graphite_create_new_loop): Same.
9181 (graphite_create_new_loop_guard): Same.
9182 (build_iv_mapping): Same.
9183 (graphite_create_new_guard): Same.
9184 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9185 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9187 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9189 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9190 instead of setting codegen_error to fail codegen.
9192 2016-01-28 Jason Merrill <jason@redhat.com>
9194 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9196 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9198 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9199 Remove CONST_INT_P check in CCMP cost calculation.
9201 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9203 * config/aarch64/aarch64.c (generic_vector_cost):
9204 Set vec_permute_cost.
9205 (cortexa57_vector_cost): Likewise.
9206 (exynosm1_vector_cost): Likewise.
9207 (xgene1_vector_cost): Likewise.
9208 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9209 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9210 Add vec_permute_cost entry.
9212 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9214 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9216 (add<mode>3_compare0): Likewise.
9217 (addsi3_compare0_uxtw): Likewise.
9218 (add<mode>3nr_compare0): Likewise.
9219 (compare_neg<mode>): Likewise.
9220 (<optab><mode>3): Likewise.
9222 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9224 * tree-vect-stmts.c (vectorizable_comparison): Add
9225 NULL check for vectype.
9227 2016-01-28 Richard Biener <rguenther@suse.de>
9229 PR tree-optimization/69466
9230 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9231 Account for PHIs we couldn't duplicate.
9233 2016-01-28 Martin Liska <mliska@suse.cz>
9236 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9237 instead of ENABLE_VALGRIND_CHECKING.
9239 2016-01-27 Richard Henderson <rth@redhat.com>
9242 * lra-remat.c (subreg_regs): New.
9243 (dump_candidates_and_remat_bb_data): Dump it.
9244 (operand_to_remat): Reject if operand in subreg_regs.
9245 (set_bb_regs): Collect subreg_regs.
9246 (lra_remat): Init and free subreg_regs. Compute
9247 calculate_local_reg_remat_bb_data before create_cands.
9249 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9252 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9253 change stack_alignment_needed for __tls_get_addr call.
9255 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9257 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9259 2016-01-27 Jeff Law <law@redhat.com>
9261 PR tree-optimization/68398
9262 PR tree-optimization/69196
9263 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9264 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9265 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9266 Only count PHIs in the last block in the path. The others will
9267 const/copy propagate away. Add heuristic to allow more irreducible
9268 subloops to be created when it is likely profitable to do so.
9270 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9271 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9272 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9274 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9277 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9278 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9279 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9280 * tree-streamer-in.c: Include asan.h.
9281 (streamer_get_builtin_tree): For builtins in sanitizer
9282 range call initialize_sanitizer_builtins and retry.
9284 2016-01-27 Ian Lance Taylor <iant@google.com>
9286 * common.opt (fkeep-gc-roots-live): New undocumented option.
9287 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9288 -fkeep-gc-roots-live, skip pointers.
9289 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9292 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9295 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9296 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9298 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9301 * configure.ac: NetBSD provides SSP in its C library.
9302 * configure: Updated.
9304 2016-01-27 Richard Biener <rguenther@suse.de>
9306 PR tree-optimization/69166
9307 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9308 reduction code for commutativity / associativity.
9310 2016-01-27 Martin Jambor <mjambor@suse.cz>
9312 PR tree-optimization/69355
9313 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9314 total_scalarization fails.
9316 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9318 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9321 2016-01-27 Christian Bruel <christian.bruel@st.com>
9324 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9325 Move arm_reset_previous_fndecl and set_target_option_current_node in
9326 the conditional part. Call save_restore_target_globals.
9327 * config/arm/arm.c (arm_set_current_function):
9328 Refactor to better support #pragma target and attribute mix.
9329 Call save_restore_target_globals.
9330 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9332 2016-01-27 Martin Liska <mliska@suse.cz>
9334 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9335 reference for an HSA kernel and its host function.
9337 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9339 PR tree-optimization/69399
9340 * wide-int.h (wi::lrshift): For larger precisions, only
9341 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9343 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9345 * config/arc/predicates.md (proper_comparison_operator): Reject
9346 constant-constant comparison.
9348 2016-01-26 Tom de Vries <tom@codesourcery.com>
9350 PR tree-optimization/69110
9351 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9352 DR_NUM_DIMENSIONS == 0.
9354 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9355 Sebastian Pop <s.pop@samsung.com>
9357 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9358 isl_ast_op_cond and isl_ast_op_select.
9359 (gcc_expression_from_isl_expr_op): Same.
9361 2016-01-26 Jason Merrill <jason@redhat.com>
9364 * tree.c (recompute_constructor_flags): Split out from
9366 (verify_constructor_flags): New.
9367 * tree.h: Declare them.
9369 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9371 PR rtl-optimization/69217
9372 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9373 are no TYPE_FIELDS set for the record type.
9375 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9378 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9379 toc_label_name unconditionally.
9380 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9381 SYMBOL_REF string. Use toc_label_name instead of constructing
9383 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9384 constructing LCTOC1.
9386 2016-01-26 Martin Sebor <msebor@redhat.com>
9389 * doc/extend.texi (Common Type Attributes): Move text that talks about
9390 attribute packed from attribute aligned to the section discussing
9391 the former attribute for clarity.
9393 2016-01-26 Richard Henderson <rth@redhat.com>
9396 * trans-mem.c (tm_region_init): Mark entry block as visited.
9398 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9401 * diagnostic-show-locus.c (layout::print_source_line): Replace
9402 call to pp_newline with call to layout::print_newline.
9403 (layout::print_annotation_line): Likewise.
9404 (layout::move_to_column): Likewise.
9405 (layout::print_any_fixits): After printing any fixits, print a
9406 trailing newline, if necessary.
9407 (layout::print_newline): New method, resetting any colorization
9409 (diagnostic_show_locus): Move the pp_newline to before the
9410 early bailout. Remove dummy block enclosing the layout instance.
9411 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9412 of pp_newline_and_flush with pp_flush.
9413 (diagnostic_append_note): Delete use of pp_newline.
9414 (diagnostic_append_note_at_rich_loc): Delete.
9415 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9416 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9417 when newline characters are added to the buffer.
9419 2016-01-26 Michael Matz <matz@suse.de>
9421 * configure.ac (ac_cv_std_swap_in_utility): New test.
9422 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9423 * configure: Regenerate.
9424 * config.in: Regenerate.
9426 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9428 * config/arc/arc.md (cstoresi4): Force operand into register.
9429 (arcset<code>): Fix predicate.
9430 (arcsetltu): Likewise.
9431 (arcsetgeu): Likewise.
9432 (arcsethi): Likewise.
9433 (arcsetls): Likewise.
9435 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9437 PR tree-optimization/69483
9438 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9439 if base has error_mark_node type.
9441 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9444 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9445 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9447 (vget_lane_f16): Handle big-endian.
9448 (vgetq_lane_f16): Likewise.
9449 (vset_lane_f16): Likewise.
9450 (vsetq_lane_f16): Likewise.
9451 * config/arm/iterators.md (VQXMOV): Add V8HF.
9452 (VDQ): Add V4HF and V8HF.
9453 (V_reg): Handle V4HF and V8HF.
9454 (Is_float_mode): Likewise.
9455 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9456 neon_vdup_nv8hf): New patterns.
9457 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9458 Use VD_LANE iterator.
9459 (neon_vld1_dup<mode>): Use VQ2 iterator.
9461 2016-01-26 Nathan Sidwell <nathan@acm.org>
9463 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9464 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9465 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9466 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9467 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9468 (oacc_validate_dims): Add LEVEL arg, don't return level.
9469 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9471 (execute_oacc_device_lower): Adjust, add more dump output.
9472 * tree-ssa-loop.c (gate_oacc_kernels): Use
9473 oacc_fn_attrib_kernels_p.
9474 * tree-parloops.c (create_parallel_loop): Adjust
9475 set_oacc_fn_attrib call.
9477 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9480 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9481 (append_compiler_options): Handle -fcilkplus.
9482 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9484 2016-01-26 Nick Clifton <nickc@redhat.com>
9487 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9488 been marked as DECL_ONE_ONLY but we do not the means to make it
9489 so, then do not allow it to bind locally.
9491 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9494 * opts.h (parse_sanitizer_options): New prototype.
9495 * opts.c (sanitizer_opts): New array.
9496 (parse_sanitizer_options): New function.
9497 (common_handle_option): Use parse_sanitizer_options.
9499 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9502 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9503 alignment adjustment to ...
9504 (ix86_update_stack_boundary): Here. Don't over-align stack for
9506 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9507 if __tls_get_addr is called.
9509 2016-01-26 Christian Bruel <christian.bruel@st.com>
9511 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9513 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9515 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9517 2016-01-26 Richard Biener <rguenther@suse.de>
9520 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9522 2016-01-26 Richard Biener <rguenther@suse.de>
9524 PR tree-optimization/69452
9525 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9526 (move_computations_dom_walker::before_dom_children): Rename
9528 (move_computations_worker): This.
9529 (move_computations): Perform an RPO rather than a DOM walk.
9531 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9534 * combine.c (combine_instructions): For REG_EQUAL note with
9535 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9536 to the underlying register.
9537 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9538 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9540 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9543 * config/aarch64/aarch64-builtins.c
9544 (aarch64_init_simd_builtin_types): Do not set structural
9545 equality to __Poly{8,16,64,128}_t types.
9547 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9549 PR tree-optimization/69400
9550 * wide-int.cc (wi_pack): Take the precision as argument and
9551 perform canonicalization here rather than in the callers.
9552 Use the main loop to handle all full-width HWIs. Add a
9553 zero HWI if in_len isn't a full result.
9554 (wi::divmod_internal): Update accordingly.
9555 (wi::mul_internal): Likewise. Simplify.
9557 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9558 Sebastian Pop <s.pop@samsung.com>
9560 * graphite-poly.c (apply_poly_transforms): Simplify.
9561 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9562 (print_isl_map): Same.
9563 (print_isl_union_map): Same.
9564 (print_isl_schedule): New.
9565 (debug_isl_schedule): New.
9566 * graphite-dependences.c (scop_get_reads): Do not call
9567 isl_union_map_add_map that is undocumented isl functionality.
9568 (scop_get_must_writes): Same.
9569 (scop_get_may_writes): Same.
9570 (scop_get_original_schedule): Remove.
9571 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9572 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9573 (compute_deps): Remove.
9574 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9575 (debug_schedule_ast): New.
9576 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9577 set_separate_option.
9578 (graphite_regenerate_ast_isl): Add dump.
9579 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9580 from scop->transformed_schedule.
9581 (graphite_regenerate_ast_isl): Add more dump.
9582 * graphite-optimize-isl.c (optimize_isl): Set
9583 scop->transformed_schedule. Check whether schedules are equal.
9584 (apply_poly_transforms): Move here.
9585 * graphite-poly.c (apply_poly_transforms): ... from here.
9586 (free_poly_bb): Static.
9587 (free_scop): Static.
9588 (pbb_number_of_iterations_at_time): Remove.
9589 (print_isl_ast): New.
9590 (debug_isl_ast): New.
9591 (debug_scop_pbb): New.
9592 * graphite-scop-detection.c (print_edge): Move.
9594 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9595 (build_scop_scattering): Remove.
9596 (create_pw_aff_from_tree): Assert instead of bailing out.
9597 (add_condition_to_pbb): Remove unused code, do not fail.
9598 (add_conditions_to_domain): Same.
9599 (add_conditions_to_constraints): Remove.
9600 (build_scop_context): New.
9601 (add_iter_domain_dimension): New.
9602 (build_iteration_domains): Initialize pbb->iterators.
9603 Call add_conditions_to_domain.
9606 (index_outermost_in_loop): New.
9607 (index_pbb_in_loop): New.
9608 (outermost_pbb_in): New.
9609 (add_in_sequence): New.
9610 (add_outer_projection): New.
9611 (outer_projection_mupa): New.
9612 (add_loop_schedule): New.
9613 (build_schedule_pbb): New.
9614 (build_schedule_loop): New.
9615 (embed_in_surrounding_loops): New.
9616 (build_schedule_loop_nest): New.
9617 (build_original_schedule): New.
9618 (build_poly_scop): Call build_original_schedule.
9619 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9620 (free_poly_dr): Remove.
9621 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9622 (free_poly_bb): Remove.
9623 (debug_loop_vec): Remove.
9624 (print_isl_ast): Declare.
9625 (debug_isl_ast): Declare.
9626 (scop_do_interchange): Remove.
9627 (scop_do_strip_mine): Remove.
9628 (scop_do_block): Remove.
9629 (flatten_all_loops): Remove.
9630 (optimize_isl): Remove.
9631 (pbb_number_of_iterations_at_time): Remove.
9632 (debug_scop_pbb): Declare.
9633 (print_schedule_ast): Declare.
9634 (debug_schedule_ast): Declare.
9635 (struct scop): Remove schedule. Add original_schedule,
9636 transformed_schedule.
9637 (free_gimple_poly_bb): Remove.
9638 (print_generated_program): Remove.
9639 (debug_generated_program): Remove.
9640 (unify_scattering_dimensions): Remove.
9641 * sese.c (print_edge): ... here.
9642 (print_sese): ... here.
9643 (debug_edge): ... here.
9644 (debug_sese): ... here.
9645 * sese.h (print_edge): Declare.
9646 (print_sese): Declare.
9647 (dump_edge): Declare.
9648 (dump_sese): Declare.
9650 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9651 Sebastian Pop <s.pop@samsung.com>
9653 * Makefile.in: Set ISLVER in site.exp.
9655 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9657 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9658 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9659 through DECL_VALUE_EXPR for expansion.
9661 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9663 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9664 the frame info after reload completed.
9666 2016-01-25 Jeff Law <law@redhat.com>
9668 PR tree-optimization/69196
9669 PR tree-optimization/68398
9670 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9671 tree-ssa-threadupdate.c.
9672 (determine_bb_domination_status): Prototype
9673 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9674 (determine_bb_domination_status): No longer static.
9675 (valid_jump_thread_path): Remove code to detect characteristics
9676 of the jump thread path not associated with correctness.
9677 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9678 Correct test for thread path length. Count PHIs for real operands as
9679 statements that need to be copied. Do not count ASSERT_EXPRs.
9680 Look at all the blocks in the thread path. Compute and selectively
9681 filter thread paths based on threading through the latch, threading
9682 a multiway branch or crossing a multiway branch.
9684 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9686 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9687 decl with __attribute__ ((unused)) annotation.
9689 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9692 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9693 of operands is compatible with a statement vectype.
9695 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9697 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9698 improve wording for mixed storage order support.
9700 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9702 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9703 (vcvt_u64_f64): Likewise.
9704 (vcvta_s64_f64): Likewise.
9705 (vcvta_u64_f64): Likewise.
9706 (vcvtm_s64_f64): Likewise.
9707 (vcvtm_u64_f64): Likewise.
9708 (vcvtn_s64_f64): Likewise.
9709 (vcvtn_u64_f64): Likewise.
9710 (vcvtp_s64_f64): Likewise.
9711 (vcvtp_u64_f64): Likewise.
9713 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9715 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9716 (arc_init): Check validity mll64 option.
9717 (arc_save_restore): Use double load/store instruction.
9718 (arc_expand_movmem): Likewise.
9719 (arc_split_move): Don't split if we have double load/store
9720 instructions. Returns a boolean.
9721 (arc_process_double_reg_moves): Change function to return boolean
9722 instead of a sequence of instructions.
9723 (arc_dwarf_register_span): New function.
9724 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9725 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9726 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9727 (*movdf_insn): Likewise.
9728 * config/arc/arc.opt (mll64): New option.
9729 * config/arc/predicates.md (even_register_operand): New predicate.
9730 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9732 2016-01-25 Richard Biener <rguenther@suse.de>
9735 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9736 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9738 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9740 2016-01-25 Richard Biener <rguenther@suse.de>
9742 PR tree-optimization/69376
9743 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9745 (VN_INFO_ANTI_RANGE_P): New inline.
9746 (VN_INFO_RANGE_TYPE): Likewise.
9747 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9748 SSA_NAME_ANTI_RANGE_P.
9749 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9750 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9751 Properly query VN_INFO_RANGE_TYPE.
9753 2016-01-25 Nick Clifton <nickc@redhat.com>
9756 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9758 2016-01-23 Tom de Vries <tom@codesourcery.com>
9760 PR tree-optimization/69426
9761 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9764 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9766 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9767 "the the" with "the" in the comments.
9768 * ipa-devirt.c (build_type_inheritance_graph,
9769 update_type_inheritance_graph): Likewise.
9770 * tree.c (build_function_type_list_1): Likewise.
9771 * cfgloopmanip.c (scale_loop_profile): Likewise.
9772 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9773 * gimple-ssa-split-paths.c
9774 (find_block_to_duplicate_for_splitting_paths): Likewise.
9775 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9776 * expr.c (convert_move): Likewise.
9777 * var-tracking.c (vt_stack_adjustments): Likewise.
9778 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9779 * tree-vrp.c (test_for_singularity): Likewise.
9781 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9782 directly instead of building a temporary tree.
9785 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9786 remove <algorithm> include.
9788 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9791 * config/i386/i386.c: Include dojump.h.
9792 (expand_small_movmem_or_setmem,
9793 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9795 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9796 if dynamic_check != -1.
9798 2016-01-21 Jeff Law <law@redhat.com>
9801 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9802 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9803 into dominated_by_p.
9804 (cprop_into_successor_phis): Avoid unnecessary tests.
9806 2016-01-22 Richard Henderson <rth@redhat.com>
9809 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9810 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9812 2016-01-22 Michael Matz <matz@suse.de>
9814 * system.h (string, algorithm): Include only conditionally.
9815 (new): Include always under C++.
9816 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9817 * final.c (toplevel): Ditto.
9818 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9819 * genconditions.c (write_header): Make gencondmd.c define
9821 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9823 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9824 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9826 2016-01-22 Christian Bruel <christian.bruel@st.com>
9829 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9831 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9834 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9835 define_insn_and_split. Ensure operands[1] and operands[0] do not
9836 get assigned the same register.
9838 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9840 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9842 2016-01-22 Christian Bruel <christian.bruel@st.com>
9844 * config/arm/arm-c.c (arm_pragma_target_parse):
9845 Remove warn_builtin_macro_redefined overwrite.
9847 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9849 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9850 flag_non_call_exceptions compatibility.
9852 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9855 * dwarf2out.c (add_child_die_after): New function.
9856 (dwarf_qual_info_t): New type.
9857 (dwarf_qual_info): New variable.
9858 (qualified_die_p): New function.
9859 (modified_type_die): For -fdebug-types-section, ensure
9860 canonical order of qualifiers. Put qualified DIEs adjacent
9861 to the corresponding non-qualified type DIE and search there
9862 for existing qualified DIEs.
9864 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9866 * doc/extend.texi (scalar_storage_order type attribute): Document
9867 restriction on type punning and aliasing, and remove future tense.
9869 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9872 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9875 2016-01-21 Jeff Law <law@redhat.com>
9878 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9879 useless call to record_temporary_equivalences.
9880 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9881 allocate 10 slots in the bb_path vector and let it grow as needed.
9882 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9885 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9887 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9889 * configure: Regenerate.
9891 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9893 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9894 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9896 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9899 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9900 drop EXPAND_INITIALIZER.
9901 * rtl.h (contains_symbolic_reference_p): Declare.
9902 * rtlanal.c (contains_symbolic_reference_p): New function.
9903 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9904 a subtraction into a NOT if symbolic constants are involved.
9906 2016-01-21 Anton Blanchard <anton@samba.org>
9907 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9910 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9912 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9915 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9917 * config/microblaze/microblaze.c
9918 (get_branch_target): New.
9919 (insert_wic_for_ilb_runout): New.
9921 (microblaze_machine_dependent_reorg): New.
9922 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9923 * config/microblaze/microblaze.md
9924 (UNSPEC_IPREFETCH): Define.
9925 (iprefetch): New pattern
9926 * config/microblaze/microblaze.opt
9927 (mxl-prefetch): New flag.
9929 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9931 * config/microblaze/microblaze.h
9932 (FIXED_REGISTERS): Update in macro.
9933 (CALL_USED_REGISTERS): Update in macro.
9935 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9937 PR rtl-optimization/68920
9938 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9941 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9943 PR rtl-optimization/68990
9944 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9945 pseudo instead of inheritance ones.
9947 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9948 Nick Clifton <nickc@redhat.com>
9952 * config/mips/mips.c (mips_compute_frame_info): Initialise
9953 args_size and hard_frame_pointer_offset fields of the frame
9954 structure before calling mips_global_pointer.
9956 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9958 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9960 * configure: Regenerate.
9962 2016-01-21 Richard Biener <rguenther@suse.de>
9964 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9966 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9968 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9969 to actually emit the .size directive.
9971 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9972 Jakub Jelinek <jakub@redhat.com>
9976 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9977 args array size by one to avoid buffer overflow.
9979 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9981 * config/s390/s390.md (pool_section_start): Use switch_to_section
9982 to select proper read-only data section instead of hardcoding
9984 (pool_section_end): Use switch_to_section to match the above.
9986 2016-01-21 Richard Biener <rguenther@suse.de>
9988 PR tree-optimization/69378
9989 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9990 (set_ssa_val_to): Use it for dominance checks taking into
9991 account not executable edges.
9993 2016-01-21 Jakub Jelinek <jakub@redhat.com>
9996 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
9997 for bitsize instead of GET_MODE_PRECISION (mode).
9999 2016-01-20 Martin Sebor <msebor@redhat.com>
10002 * extend.texi (__sync Builtins): Clarify the semantics of
10003 __sync_fetch_and_OP built-ins on pointers.
10004 (__atomic Builtins): Same.
10006 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10007 Sebastian Pop <s.pop@samsung.com>
10009 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10010 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10011 (is_valid_rename): Same.
10012 (translate_isl_ast_to_gimple::get_rename): Same.
10013 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10014 (translate_isl_ast_to_gimple::rename_uses): Same.
10015 (get_new_name): Check for close_phi nodes.
10016 (copy_loop_phi_args): Use phi_node_kind.
10017 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10018 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10020 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10021 Sebastian Pop <s.pop@samsung.com>
10023 Revert commit r229783.
10024 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10025 Remove use of parameter_rename_map.
10026 (copy_def): Remove.
10027 (copy_internal_parameters): Remove.
10028 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10029 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10030 (free_sese_info): Do not free parameter_rename_map.
10031 (set_rename): Do not use parameter_rename_map.
10032 (rename_uses): Update call to set_rename.
10033 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10034 * sese.h (parameter_rename_map_t): Remove.
10035 (struct sese_info_t): Remove field parameter_rename_map.
10037 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10038 Sebastian Pop <s.pop@samsung.com>
10040 * graphite-isl-ast-to-gimple.c: Fix comment.
10041 * graphite-scop-detection.c (defined_in_loop_p): New.
10042 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10043 names defined in loop.
10045 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10046 Sebastian Pop <s.pop@samsung.com>
10048 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10049 Discard unstructured if-then-else regions.
10051 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10052 Sebastian Pop <s.pop@samsung.com>
10054 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10055 (cleanup_loop_iter_dom): Remove.
10056 (build_loop_iteration_domains): Remove.
10057 (build_scop_context): Remove.
10058 (build_scop_iteration_domain): Remove.
10059 (add_loop_constraints): New.
10060 (build_iteration_domains): New.
10061 (build_poly_scop): Call build_iteration_domains.
10063 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10064 Sebastian Pop <s.pop@samsung.com>
10066 * graphite-scop-detection.c
10067 (scop_detection::harmful_loop_in_region): Free dom and loops.
10068 (scop_detection::loop_body_is_valid_scop): Free bbs.
10070 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10071 Sebastian Pop <s.pop@samsung.com>
10073 * graphite-scop-detection.c (record_loop_in_sese): New.
10074 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10075 (build_scops): Remove call to build_sese_loop_nests.
10076 * sese.c (sese_record_loop): Remove.
10077 (build_sese_loop_nests): Remove.
10078 (new_sese_info): Remove region->loops.
10079 (free_sese_info): Same.
10080 * sese.h (sese_contains_loop): Same.
10081 (build_sese_loop_nests): Remove.
10082 (sese_contains_loop): Remove.
10084 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10085 Sebastian Pop <s.pop@samsung.com>
10087 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10088 loop_is_valid_in_scop.
10089 (scop_detection::harmful_stmt_in_region): Renamed
10090 harmful_loop_in_region.
10091 Call loop_is_valid_in_scop.
10093 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10094 Sebastian Pop <s.pop@samsung.com>
10096 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10099 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10100 Sebastian Pop <s.pop@samsung.com>
10102 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10103 * graphite.h (struct poly_bb): Remove field is_reduction.
10104 (PBB_IS_REDUCTION): Remove.
10106 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10107 Sebastian Pop <s.pop@samsung.com>
10109 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10110 (add_pdr_constraints): Same.
10111 (scop_get_reads): Same.
10112 (scop_get_must_writes): Same.
10113 (scop_get_may_writes): Same.
10114 (scop_get_original_schedule): Same.
10115 (extend_schedule): Same.
10116 (apply_schedule_on_deps): Same.
10117 (carries_deps): Same.
10118 (compute_deps): Same.
10119 (scop_get_dependences): Same.
10120 * graphite-isl-ast-to-gimple.c
10121 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10122 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10123 (get_schedule_for_band_list): Same.
10124 (get_schedule_map): Same.
10125 (apply_schedule_map_to_scop): Same.
10126 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10127 (build_loop_iteration_domains): Same.
10128 (add_condition_to_pbb): Same.
10129 (add_param_constraints): Same.
10130 (pdr_add_memory_accesses): Same.
10131 (pdr_add_data_dimensions): Same.
10133 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10135 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10138 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10140 * common.opt (feliminate-dwarf2-dups): Replace references to
10141 "DWARF 2" with just "DWARF".
10142 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10143 * doc/extend.texi: Likewise.
10144 * doc/cpp.texi: Likewise.
10145 * doc/invoke.texi: Likewise.
10146 (Option Summary): Add -gdwarf to list of Debugging Options.
10147 (Debugging Options): Document -gdwarf.
10148 * doc/contrib.texi: Spell "DWARF" like that.
10150 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10152 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10153 warning. Fix up formatting.
10155 PR middle-end/67653
10156 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10157 attempt to mark memory input operand addressable and
10158 call prepare_gimple_addressable in that case. Don't adjust
10159 input_location for diagnostics, use error_at instead.
10161 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10163 * config/rs6000/ppc-auxv.h: New file.
10164 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10165 (cpu_is): Likewise.
10166 (cpu_supports): Likewise.
10167 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10168 (cpu_is_info): New variable.
10169 (cpu_supports_info): Likewise.
10170 (tcb_verification_symbol): Likewise.
10171 (cpu_builtin_p): Likewise.
10172 (cpu_expand_builtin): New function.
10173 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10174 (rs6000_init_builtins): Likewise.
10175 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10176 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10177 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10178 * configure: Regenerate.
10179 * config.in: Likewise.
10180 * doc/extend.texi (PowerPC Built-in Functions): Document
10181 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10183 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10186 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10188 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10191 2016-01-20 Richard Henderson <rth@redhat.com>
10197 * tree.c (tm_define_builtin): New.
10198 (find_tm_vector_type): New.
10199 (build_tm_vector_builtins): New.
10200 (build_common_builtin_nodes): Call it.
10202 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10204 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10205 (arm_fp_ok): Likewise.
10206 (arm_fp): Likewise.
10207 (arm_crypto): Likewise.
10209 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10210 Richard Biener <rguenther@suse.de>
10212 PR tree-optimization/69328
10213 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10214 vectors have same number of elements.
10215 (vectorizable_condition): Fix masked version recognition.
10217 2016-01-20 Richard Biener <rguenther@suse.de>
10219 PR tree-optimization/69345
10220 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10221 (VN_INFO_PTR_INFO): Likewise.
10222 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10223 info when it is equal between non-dominating SSA names.
10224 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10225 Make sure to look at original SSA infos.
10227 2016-01-20 Jeff Law <law@redhat.com>
10230 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10232 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10233 (pc_or_label_operand): New predicate.
10234 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10235 tests for small integers that are 2^n - 1.
10237 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10239 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10241 2016-01-19 Jeff Law <law@redhat.com>
10243 PR middle-end/69347
10244 * tree-ssa-threadbackwards.c
10245 (fsm_find_control_statement_thread_paths): Do not try to lookup
10246 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10248 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10250 * doc/lto.texi: Remove text that says only Gold has linker plugin
10253 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10255 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10256 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10257 the DIE accordingly.
10258 (modified_type_die): Add REVERSE parameter and pass it recursively,
10259 as well as to base_type_die. Adjust presence check accordingly.
10260 (base_type_for_mode): Adjust call to modified_type_die.
10261 (add_type_attribute): Add REVERSE parameter and pass it to
10263 (generic_parameter_die): Adjust call to add_type_attribute.
10264 (add_scalar_info): Likewise.
10265 (add_subscript_info): Likewise.
10266 (gen_array_type_die): Likewise.
10267 (gen_descr_array_type_die): Likewise.
10268 (gen_entry_point_die): Likewise.
10269 (gen_enumeration_type_die): Likewise.
10270 (gen_formal_parameter_die): Likewise.
10271 (gen_subprogram_die): Likewise.
10272 (gen_variable_die ): Likewise.
10273 (gen_const_die): Likewise.
10274 (gen_field_die): Likewise.
10275 (gen_pointer_type_die): Likewise.
10276 (gen_reference_type_die): Likewise.
10277 (gen_ptr_to_mbr_type_die): Likewise.
10278 (gen_inheritance_die): Likewise.
10279 (gen_subroutine_type_die): Likewise.
10280 (gen_typedef_die): Likewise.
10281 (force_type_die): Adjust call to modified_type_die.
10283 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10285 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10286 flow throughout the file. Fix broken link to Objective-C 2.0
10288 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10291 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10293 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10295 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10298 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10299 (maybe_record_node): Record cxa_pure_virtual as the only possible
10300 target if there are not ohter candidates.
10301 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10303 2016-01-19 Richard Biener <rguenther@suse.de>
10305 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10306 (get_memory_order): Likewise.
10308 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10310 * tree-vect-stmts.c (vectorizable_store): Check
10313 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10316 * gcc.c (driver::decode_argv): Add call to
10317 init_opts_obstack before init_options_struct.
10318 * opts.c (init_opts_obstack): Remove idempotency.
10319 (init_options_struct): Replace call to init_opts_obstack
10320 with a gcc_assert to verify that it has already been called.
10321 * toplev.c (toplev::main): Add call to init_opts_obstack before
10322 calls to init_options_struct.
10323 (toplev::finalize): Move cleanup of opts_obstack next to
10324 cleanup of save_decoded_options, clearing the latter, and
10325 save_decoded_options_count.
10327 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10330 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10331 attribute to unconditional. Remove %? from output template.
10333 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10334 Jiong Wang <jiong.wang@arm.com>
10336 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10337 generated from different expand order.
10339 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10341 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10342 Add support for CCMP costing.
10344 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10346 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10347 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10348 (fccmpe<mode>): Likewise.
10349 (fcmp): Rename to fcmp and globalize pattern.
10351 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10352 (aarch64_gen_ccmp_next): Add FP support.
10354 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10356 * target.def (gen_ccmp_first): Update documentation.
10357 (gen_ccmp_next): Likewise.
10358 * doc/tm.texi (gen_ccmp_first): Update documentation.
10359 (gen_ccmp_next): Likewise.
10360 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10361 expand_ccmp_expr_1. Improve comments.
10362 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10363 (ccmp_ior<mode>): Remove pattern.
10364 (cmp<mode>): Remove expand.
10365 (cmp): Globalize pattern.
10366 (cstorecc4): Use cc_register.
10367 (mov<mode>cc): Remove ccmp_cc_register check.
10368 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10369 Simplify after removal of CC_DNE/* modes.
10370 (aarch64_ccmp_mode_to_code): Remove.
10371 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10372 In 'k' case use integer as condition.
10373 (aarch64_nzcv_codes): Remove inverted cases.
10374 (aarch64_code_to_ccmode): Remove.
10375 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10376 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10377 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10378 pattern. Return the comparison with CC register. Invert conditions
10379 when bitcode is OR.
10380 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10381 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10383 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10385 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10386 instrumented_version.
10388 2016-01-19 Richard Biener <rguenther@suse.de>
10390 PR tree-optimization/69336
10391 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10392 handled components with get_ref_base_and_extent.
10393 (equal_mem_array_ref_p): Adjust.
10395 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10398 * shrink-wrap.c: Include valtrack.h.
10399 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10400 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10401 in between insn and where it will be moved to. Call
10402 dead_debug_insert_temp.
10403 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10404 first and dead_debug_local_finish at the end.
10405 For uses and defs bitmap, handle all regs in between REGNO and
10406 END_REGNO, not just the first one.
10408 2016-01-19 Richard Biener <rguenther@suse.de>
10410 PR tree-optimization/69352
10411 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10412 (equal_mem_array_ref_p): Constrain size and max size properly.
10413 Compare the reverse flag.
10415 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10417 * ira.c (ira): Update regstat data if we deleted insns.
10419 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10421 PR rtl-optimization/68955
10422 PR rtl-optimization/64557
10423 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10424 here. Fix up formatting.
10425 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10427 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10430 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10431 assume that the node has body.
10432 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10435 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10437 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10440 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10442 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10443 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10445 2016-01-19 Martin Jambor <mjambor@suse.cz>
10446 Martin Liska <mliska@suse.cz>
10447 Michael Matz <matz@suse.de>
10449 * Makefile.in (OBJS): Add new source files.
10450 (GTFILES): Add hsa.c.
10451 * common.opt (disable_hsa): New variable.
10452 (-Whsa): New warning.
10453 * config.in (ENABLE_HSA): New.
10454 * configure.ac: Treat hsa differently from other accelerators.
10455 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10456 $enable_offloading.
10457 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10458 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10459 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10460 --with-hsa-kmt-lib.
10461 * doc/invoke.texi (-Whsa): Document.
10462 (hsa-gen-debug-stores): Likewise.
10463 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10464 to invoke offload compiler for hsa acclerator.
10465 * opts.c (common_handle_option): Determine whether HSA offloading
10466 should be performed.
10467 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10468 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10469 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10470 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10471 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10472 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10473 GF_OMP_FOR_KIND_GRID_LOOP.
10474 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10475 (pp_gimple_stmt_1): Likewise.
10476 * gimple-walk.c (walk_gimple_stmt): Likewise.
10477 * gimple.c (gimple_build_omp_grid_body): New function.
10478 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10479 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10480 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10481 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10482 GF_OMP_TEAMS_GRID_PHONY.
10483 (gimple_statement_omp_single_layout): Updated comments.
10484 (gimple_build_omp_grid_body): New function.
10485 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10486 (gimple_omp_for_grid_phony): New function.
10487 (gimple_omp_for_set_grid_phony): Likewise.
10488 (gimple_omp_parallel_grid_phony): Likewise.
10489 (gimple_omp_parallel_set_grid_phony): Likewise.
10490 (gimple_omp_teams_grid_phony): Likewise.
10491 (gimple_omp_teams_set_grid_phony): Likewise.
10492 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10493 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10494 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10495 (BUILT_IN_GOMP_TARGET): Updated type.
10496 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10497 (adjust_for_condition): New function.
10498 (get_omp_for_step_from_incr): Likewise.
10499 (extract_omp_for_data): Moved parts to adjust_for_condition and
10500 get_omp_for_step_from_incr.
10501 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10502 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10503 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10504 (scan_omp_parallel): Do not create child functions for phony
10506 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10507 (scan_omp_1_op): Checking assert we are not remapping to
10508 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10509 (parallel_needs_hsa_kernel_p): New function.
10510 (expand_parallel_call): Register apprpriate parallel child
10511 functions as HSA kernels.
10512 (grid_launch_attributes_trees): New type.
10513 (grid_attr_trees): New variable.
10514 (grid_create_kernel_launch_attr_types): New function.
10515 (grid_insert_store_range_dim): Likewise.
10516 (grid_get_kernel_launch_attributes): Likewise.
10517 (get_target_argument_identifier_1): Likewise.
10518 (get_target_argument_identifier): Likewise.
10519 (get_target_argument_value): Likewise.
10520 (push_target_argument_according_to_value): Likewise.
10521 (get_target_arguments): Likewise.
10522 (expand_omp_target): Call get_target_arguments instead of looking
10523 up for teams and thread limit.
10524 (grid_expand_omp_for_loop): New function.
10525 (grid_arg_decl_map): New type.
10526 (grid_remap_kernel_arg_accesses): New function.
10527 (grid_expand_target_kernel_body): New function.
10528 (expand_omp): Call it.
10529 (lower_omp_for): Do not emit phony constructs.
10530 (lower_omp_taskreg): Do not emit phony constructs but create for them
10531 a temporary variable receiver_decl.
10532 (lower_omp_taskreg): Do not emit phony constructs.
10533 (lower_omp_teams): Likewise.
10534 (lower_omp_grid_body): New function.
10535 (lower_omp_1): Call it.
10536 (grid_reg_assignment_to_local_var_p): New function.
10537 (grid_seq_only_contains_local_assignments): Likewise.
10538 (grid_find_single_omp_among_assignments_1): Likewise.
10539 (grid_find_single_omp_among_assignments): Likewise.
10540 (grid_find_ungridifiable_statement): Likewise.
10541 (grid_target_follows_gridifiable_pattern): Likewise.
10542 (grid_remap_prebody_decls): Likewise.
10543 (grid_copy_leading_local_assignments): Likewise.
10544 (grid_process_kernel_body_copy): Likewise.
10545 (grid_attempt_target_gridification): Likewise.
10546 (grid_gridify_all_targets_stmt): Likewise.
10547 (grid_gridify_all_targets): Likewise.
10548 (execute_lower_omp): Call grid_gridify_all_targets.
10549 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10550 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10551 (tree_omp_clause): Added union field dimension.
10552 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10553 * tree.c (omp_clause_num_ops): Added number of arguments of
10554 OMP_CLAUSE__GRIDDIM_.
10555 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10556 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10557 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10558 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10559 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10560 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10561 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10562 * tree-pass.h (make_pass_gen_hsail): Declare.
10563 (make_pass_ipa_hsa): Likewise.
10564 * ipa-hsa.c: New file.
10565 * lto-section-in.c (lto_section_name): Add hsa section name.
10566 * lto-streamer.h (lto_section_type): Add hsa section.
10567 * timevar.def (TV_IPA_HSA): New.
10568 * hsa-brig-format.h: New file.
10569 * hsa-brig.c: New file.
10570 * hsa-dump.c: Likewise.
10571 * hsa-gen.c: Likewise.
10574 * toplev.c (compile_file): Call hsa_output_brig.
10575 * hsa-regalloc.c: New file.
10577 2016-01-18 Jeff Law <law@redhat.com>
10579 PR tree-optimization/69320
10580 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10581 ranged object, do nothing if the RHS constant is not [0..1].
10582 (optimize_stmt): Comparing a boolean ranged object against a
10583 constant outside [0..1] results in a compile-time constant.
10585 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10588 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10590 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10591 (Option Summary): Update to reflect new section and moved options.
10592 (C++ Dialect Options): Move -fstats to new section.
10593 (Debugging Options): Move all dump, statistics, and other GCC
10594 developer options to new section. Rewrite section introduction
10595 and re-order remaining options to put the more basic ones first.
10596 (Optimization Options): Move -fira-verbose and -flto-report* to
10598 (Developer Options): New section incorporating moved options.
10599 * doc/cppopts.texi (-dM): Update cross-reference.
10601 2016-01-18 Richard Henderson <rth@redhat.com>
10604 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10605 operands to pseudo only if CSE is expected. Split long immediate
10606 operands only after reload, and for the stack pointer.
10607 (*add<GPI>3_pluslong): Remove.
10608 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10609 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10610 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10611 (*add<GPI>3 peepholes): New.
10612 (*add<GPI>3 splitters): New.
10613 * config/aarch64/constraints.md (Upl): New.
10614 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10616 2016-01-18 Richard Biener <rguenther@suse.de>
10618 PR tree-optimization/69297
10619 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10621 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10623 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10625 PR middle-end/68542
10626 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10627 of mixind vector and scalar types.
10628 (fold_relational_const): Add handling of vector
10629 comparison with boolean result.
10630 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10631 comparison of vector operands with boolean result for EQ/NE only.
10632 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10633 (verify_gimple_cond): Likewise.
10634 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10637 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10639 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10642 2016-01-18 Richard Biener <rguenther@suse.de>
10644 PR middle-end/69308
10645 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10647 2016-01-18 Tom de Vries <tom@codesourcery.com>
10649 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10651 2016-01-18 Tom de Vries <tom@codesourcery.com>
10653 * omp-low.c (set_oacc_fn_attrib): Make extern.
10654 * omp-low.h (set_oacc_fn_attrib): Declare.
10655 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10656 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10657 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10658 Add and handle function parameter oacc_kernels_p.
10659 (find_reduc_addr, get_omp_data_i_param): New function.
10660 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10661 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10662 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10663 Calculate dominance info. Skip loops that are not in a kernels region
10664 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10665 (pass_parallelize_loops::execute): Call parallelize_loops with
10666 oacc_kernels_p argument.
10667 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10668 New member function.
10669 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10670 * passes.def: Add argument to pass_parallelize_loops instantation.
10672 2016-01-18 Tom de Vries <tom@codesourcery.com>
10674 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10675 pass_parallelize_loops to be run outside the loop pipeline.
10677 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10679 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10680 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10682 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10685 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10686 using get_ref_base_and_extent.
10687 (equal_mem_array_ref_p): New.
10688 (hashable_expr_equal_p): Add call to previous.
10690 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10693 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10694 (sra_initialize): Allocate disqualified_constants.
10695 (sra_deinitialize): Free disqualified_constants.
10696 (disqualify_candidate): Update disqualified_constants when appropriate.
10697 (create_access): Scan for constant-pool entries as we go along.
10698 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10699 (maybe_add_sra_candidate): Allow constant-pool entries.
10700 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10701 (initialize_constant_pool_replacements): New.
10702 (sra_modify_assign): Avoid mangling assignments created by previous,
10703 and don't generate writes into constant pool.
10704 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10706 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10708 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10709 andnot instruction.
10710 (scalar_chain::convert_op): Likewise.
10711 * config/i386/i386.md (*andndi3_doubleword): New.
10713 2016-01-18 Richard Biener <rguenther@suse.de>
10715 PR tree-optimization/69170
10716 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10717 building a vector from scalar results of a pattern stmt.
10719 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10721 * haifa-sched.c (autopref_multipass_init): Work around
10722 -Wmaybe-uninitialized warning.
10724 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10726 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10727 against the constant 0.
10729 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10731 PR tree-optimization/68799
10732 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10733 look up phi candidates in the statement-candidate map.
10734 (phi_add_costs): Likewise.
10735 (record_phi_increments): Likewise.
10736 (phi_incr_cost): Likewise.
10737 (ncd_with_phi): Likewise.
10738 (all_phi_incrs_profitable): Likewise.
10740 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10742 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10743 -Wmaybe-uninitialized warning.
10745 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10747 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10748 (Option Summary): Update to reflect new section and moved options.
10749 (C++ Dialect Options): Move -fvtable-verify and related options.
10750 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10751 and profiling-related options.
10752 (Optimization Options): Move profile generation options and
10753 -fstack-protector and related options.
10754 (Instrumentation Options): New section incorporating moved options.
10755 (Code Generation Options): Move -finstrument-functions and
10756 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10758 2016-01-16 Tom de Vries <tom@codesourcery.com>
10760 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10762 2016-01-16 Tom de Vries <tom@codesourcery.com>
10764 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10766 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10768 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10769 that checks whether the table is already empty. Rename the
10770 original implementation to...
10771 (hash_table::empty_slot): ...this new private function.
10773 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10775 PR diagnostic/68899
10776 * diagnostic-show-locus.c (layout::print_source_line): Move x
10777 offset of line until after call to
10778 get_line_width_without_trailing_whitespace.
10780 2016-01-15 Jeff Law <law@redhat.com>
10782 PR tree-optimization/69270
10783 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10784 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10785 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10786 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10787 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10788 ssa_name_has_boolean_range and constant_boolean_node.
10790 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10792 PR rtl-optimization/69030
10793 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10795 (spill_pseudos): Delete debug insn for dead pseudo.
10796 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10798 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10800 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10802 (TYPES_UNOPUS): Likewise.
10803 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10804 builtin type, from UNOP to UNOPUS.
10805 (lbtruncuv4sf): Likewise.
10806 (lbtruncuv2df): Likewise.
10807 (lrounduv2sf): Likewise.
10808 (lrounduv4sf): Likewise.
10809 (lrounduv2df): Likewise.
10810 (lroundusf): Likewise.
10811 (lroundusf): Likewise.
10812 (lceiluv2sf): Likewise.
10813 (lceiluv4sf): Likewise.
10814 (lceiluv2df): Likewise.
10815 (lceilusf): Likewise.
10816 (lceiludf): Likewise.
10817 (lflooruv2sf): Likewise.
10818 (lflooruv4sf): Likewise.
10819 (lflooruv2df): Likewise.
10820 (lfloorusf): Likewise.
10821 (lfloorudf): Likewise.
10822 (lfrintnuv2sf): Likewise.
10823 (lfrintnuv4sf): Likewise.
10824 (lfrintnuv2df): Likewise.
10825 (lfrintnusf): Likewise.
10826 (lfrintnudf): Likewise.
10827 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10829 (vcvtq_u32_f32): Likewise.
10830 (vcvtq_u64_f64): Likewise.
10831 (vcvta_u32_f32): Likewise.
10832 (vcvtaq_u32_f32): Likewise.
10833 (vcvtaq_u64_f64): Likewise.
10834 (vcvtm_u32_f32): Likewise.
10835 (vcvtmq_u32_f32): Likewise.
10836 (vcvtmq_u64_f64): Likewise.
10837 (vcvtn_u32_f32): Likwise.
10838 (vcvtnq_u32_f32): Likewise.
10839 (vcvtnq_u64_f64): Likewise.
10840 (vcvtp_u32_f32): Likewise.
10841 (vcvtpq_u32_f32): Likewise.
10842 (vcvtpq_u64_f64): Likewise.
10843 (vcvtmd_u64_f64): Likewise.
10844 (vcvtms_u32_f32): Likewise.
10845 (vcvtad_u64_f64): Likewise.
10846 (vcvtas_u32_f32): Likewise.
10847 (vcvtnd_u64_f64): Likewise.
10848 (vcvtns_u32_f32): Likewise.
10849 (vcvtpd_u64_f64): Likewise.
10850 (vcvtps_u32_f32): Likewise.
10852 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10854 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10855 CSEL of zero_extended registers.
10857 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10859 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10860 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10862 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10864 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10865 false when argument string is not found in the attributes table
10868 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10871 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10872 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10873 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10874 precision estimate.
10876 2016-01-15 Richard Biener <rguenther@suse.de>
10878 PR tree-optimization/66856
10879 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10880 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10881 (vect_create_new_slp_node): Increment stmt reference count.
10882 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10883 an SLP tree before swapping operands.
10884 (vect_build_slp_tree): Likewise.
10885 (destroy_bb_vec_info): Free stmt info after SLP instances.
10886 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10887 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10888 (STMT_VINFO_NUM_SLP_USES): New macro.
10890 2016-01-15 Richard Biener <rguenther@suse.de>
10893 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10894 (add_linkage_name): ... here.
10895 (gen_typedef_die): Use add_linkage_name_raw instead of
10896 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10899 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10901 * gimplify.c (oacc_default_clause): Decode reference and pointer
10902 types for both kernels and parallel regions.
10904 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10906 PR middle-end/69246
10907 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10909 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10911 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10912 (convert_scalars_to_vector): Likewise.
10914 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10916 * doc/extend.texi (Type Traits): Fix grammar.
10918 2016-01-15 Martin Jambor <mjambor@suse.cz>
10920 * tree-inline.c (remap_decl): Use existing dclarations if
10921 remapping a type and prevent_decl_creation_for_types.
10922 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10923 decls first. Do real remapping with
10924 prevent_decl_creation_for_types set.
10925 * tree-inline.h (copy_body_data): New field
10926 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10929 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10931 * config/s390/s390.opt (mmvcle): More verbose help text.
10933 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10935 * config/s390/s390.opt: Add period to -mzvector option text.
10937 2016-01-15 Richard Biener <rguenther@suse.de>
10939 PR tree-optimization/68961
10940 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10941 of invariants in stores again.
10943 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10945 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10947 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10949 * config/i386/i386.c (ix86_expand_branch): Don't split
10950 DI mode xor instruction to SI mode.
10952 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10955 * ipa-icf.c (sem_function::merge): Virtual functions may become
10956 reachable even if they address is not taken and there are no
10959 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10961 * lto-streamer-out.c (subtract_estimated_size): New function.
10962 (get_symbol_initial_value): Use it.
10964 2016-01-15 Christian Bruel <christian.bruel@st.com>
10967 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10968 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10969 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10970 use add_builtin_function_ext_scope instead of add_builtin_function.
10971 (neon_set_p, neon_crypto_set_p): Remove.
10972 (arm_init_builtins): Always call arm_init_neon_builtins and
10973 arm_init_crypto_builtins.
10974 (arm_expand_builtin): Check that builtins are allowed for the arch.
10975 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10976 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10977 arm_init_neon_builtins call.
10979 2016-01-15 Richard Biener <rguenther@suse.de>
10981 PR tree-optimization/69117
10982 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10983 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10984 of the leader conservatively.
10985 (free_scc_vn): Restore original SSA name infos.
10987 2016-01-14 Jeff Law <law@redhat.com>
10989 PR tree-optimization/69270
10990 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10991 single bit of precision, verify it's also unsigned.
10992 (record_edge_info): Use constant_boolean_node rather than fold_convert
10993 to convert boolean_true/boolean_false to the right type.
10995 2016-01-14 Richard Henderson <rth@redhat.com>
10998 * loop-doloop.c (record_reg_sets): New.
10999 (doloop_optimize): Reject the transform if the sequence
11000 clobbers registers live at the end of the loop block.
11001 (doloop_optimize_loops): Enable df_live if needed.
11003 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11005 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11006 * gcc/config/rs6000/rs6000.c: Likewise.
11007 * gcc/config/rs6000/rs6000.h: Likewise.
11008 * gcc/config/rs6000/rs6000.md: Likewise.
11009 * gcc/doc/extend.texi: Likewsie.
11011 2016-01-14 Jeff Law <law@redhat.com>
11013 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11016 2016-01-14 Richard Henderson <rth@redhat.com>
11020 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11021 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11022 instead of builtin_decl_declared_p to test for declaration.
11024 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11026 * doc/loop.texi (Loop Analysis and Representation): Document
11027 loop_depth function.
11029 2016-01-14 Tom de Vries <tom@codesourcery.com>
11031 PR tree-optimization/68773
11032 * omp-low.c (expand_omp_target): Don't set force_output.
11033 * varpool.c (varpool_node::get_create): Same.
11034 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11035 offload_funcs with force_output.
11037 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11040 * lra-eliminations.c (move_plus_up): Don't change anything if either
11041 the outer or inner subreg mode is not MODE_INT.
11042 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11043 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11045 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11047 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11048 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11049 reduc_uplus_@var{m}): Remove.
11050 * expr.c (expand_expr_real_2): Remove expansion path for
11051 reduc_[us](min|max|plus) optabs.
11052 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11053 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11054 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11055 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11056 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11057 reduc_[us](min|max|plus) optabs.
11059 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11061 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11062 (reduc_plus_scal_v2sf): New.
11063 (reduc_smax_v2sf): Rename to...
11064 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11065 (reduc_smin_v2sf): Rename to...
11066 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11068 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11070 * alias.c (compare_base_symbol_refs): New function.
11071 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11074 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11076 PR middle-end/68146
11077 PR tree-optimization/69155
11078 * tree-complex.c: Include cfganal.h.
11079 (phis_to_revisit): New variable.
11080 (extract_component): Add phiarg_p argument. Assert that returned
11081 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11082 (update_phi_components): Partly rewrite to use loop over real/imag
11083 components instead of code duplication. If extract_component returns
11084 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11085 create_tmp_reg into the PHI node instead, and mention the phi triplet
11086 in phis_to_revisit.
11087 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11088 in phis_to_revisit at the end.
11090 2016-01-14 Richard Biener <rguenther@suse.de>
11092 PR tree-optimization/68060
11093 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11094 outer loop reduction is only used in the inner loop before
11095 detecting a double reduction.
11097 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11100 * combine.c (expand_field_assignment): Punt if compute_mode is
11101 unsupported scalar mode.
11103 2016-01-14 Richard Biener <rguenther@suse.de>
11105 PR tree-optimization/66856
11106 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11107 SLP node only if it built successfully.
11108 (vect_analyze_slp_instance): Adjust.
11110 2016-01-14 Jeff Law <law@redhat.com>
11112 PR tree-optimization/69270
11113 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11114 (record_edge_info): Use it. Convert boolean_{true,false}_node
11115 to the type of op0.
11117 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11120 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11121 use block_ultimate_origin
11122 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11124 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11126 * doc/invoke.texi (Submodel Options): Rename section to
11127 "Machine-Dependent Options" to better reflect its content.
11128 Rewrite introductory text to remove archaic CPU names.
11131 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11133 * doc/invoke.texi (Code Gen Options): Move section up in file,
11134 before target-specific options. Update menu and option summary
11135 to reflect the new section ordering.
11137 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11139 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11140 (C++ Dialect Options): Add cross-reference to -std option.
11141 * doc/standards.texi (C++ Language): Document C++14 support.
11143 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11145 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11146 for pack/unpack functions for __ibm128.
11147 (PACK_IF): Likewise.
11148 (UNPACK_IF): Likewise.
11150 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11151 support for __ibm128 pack/unpack functions.
11152 (rs6000_invalid_builtin): Likewise.
11153 (rs6000_init_builtins): Likewise.
11154 (rs6000_opt_masks): Likewise.
11156 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11157 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11159 (RS6000_BTM_COMMON): Likewise.
11161 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11162 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11163 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11164 128-bit floating point. Add support for the double values to be
11165 in Altivec registers for TF/IF packing and unpacking, but restrict
11166 TD packing sub-fields to be FPR registers. Don't allow overlapped
11167 register support for packing. Allow pack inputs to be memory
11168 locations. Don't build generator functions for unpack<mode>_dm
11169 and unpack<mode>_nodm.
11170 (unpack<mode>_dm): Likewise.
11171 (unpack<mode>_nodm): Likewise.
11172 (pack<mode>): Likewise.
11174 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11175 built-in functions to pack/unpack explicit __ibm128 values.
11176 (__builtin_unpack_ibm128): Likewise.
11178 * doc/extend.texi (PowerPC Built-in Functions): Document
11179 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11181 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11184 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11185 Add new arg loc and pass it down as context.
11186 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11187 to the location to use for the warning.
11188 (check_function_arguments): New arg loc. All callers changed. Pass
11189 it to check_function_nonnull.
11190 * c-common.h (check_function_arguments): Adjust declaration.
11192 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11194 PR tree-optimization/69156
11195 * gimple.c (validate_type): Removed.
11196 (gimple_builtin_call_types_compatible_p): Use
11197 useless_type_conversion_p instead of validate_type.
11198 * value-prof.c (gimple_stringop_fixed_value): Fold
11199 icall_size to correct type.
11201 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11203 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11206 2016-01-13 Richard Henderson <rth@redhat.com>
11209 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11210 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11211 (ix86_builtin_tm_store): Remove.
11212 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11213 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11214 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11215 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11216 * doc/tm.texi: Rebuild.
11218 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11219 (BUILT_IN_TM_MEMCPY_RTWN): New.
11220 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11221 fallback from vector to integer helpers.
11222 (build_tm_load): Handle vector types directly, instead of
11224 (build_tm_store): Likewise.
11225 (expand_assign_tm): Prepare for register types not handled by
11226 the above. Copy them to memory and use memcpy.
11227 * tree.c (tm_define_builtin): New.
11228 (find_tm_vector_type): New.
11229 (build_tm_vector_builtins): New.
11230 (build_common_builtin_nodes): Call it.
11232 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11234 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11235 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11237 2016-01-13 Tom de Vries <tom@codesourcery.com>
11239 PR tree-optimization/69169
11240 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11241 handled_struct_type param.
11242 (create_variable_info_for, intra_create_variable_infos): Call
11243 create_variable_info_for_1 with extra arg.
11245 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11247 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11248 and "armv8.1-a+crc" entries.
11250 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11253 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11254 Change first operand predicate from register_or_constm1_operand
11255 to register_operand.
11256 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11257 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11258 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11259 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11260 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11261 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11262 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11263 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11264 comparison with constm1_rtx from vec_prefetch_gen part.
11266 2016-01-13 Richard Biener <rguenther@suse.de>
11268 PR tree-optimization/69013
11269 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11270 Exchange assert for a test.
11272 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11275 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11277 2016-01-13 Richard Biener <rguenther@suse.de>
11279 PR tree-optimization/69242
11280 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11281 assert with a check.
11283 2016-01-13 Richard Biener <rguenther@suse.de>
11285 PR tree-optimization/69186
11286 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11287 Properly guard vect_update_misalignment_for_peel call.
11289 2016-01-12 Jeff Law <law@redhat.com>
11291 PR tree-optimization/pr67755
11292 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11293 "need_profile_correction".
11294 (thread_block_1): Initialize new field to false by default. If we
11295 have multiple thread paths through a common joiner to different
11296 final targets, then set new field to true.
11297 (compute_path_counts): Only do count adjustment when it's really
11300 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11302 * doc/invoke.texi (Spec Files): Move section down in file, past
11303 all command-line option descriptions.
11305 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11307 PR middle-end/54809
11308 * doc/gty.texi: Remove documentation of mark_hook.
11309 * gengtype.c (struct write_types_data): Remove code to support
11310 mark_hook attribute.
11311 (walk_type): Likewise.
11312 (write_func_for_structure): Likewise.
11314 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11316 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11317 Directory Options, and -specs= to Overall Options.
11318 (Overall Options): Adjust similarly. Reorder to group related
11319 options together. Make -specs= cross-reference the spec file details.
11320 (Directory Options): Adjust similarly.
11322 2016-01-12 Jeff Law <law@redhat.com>
11324 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11326 2016-01-12 Olivier Hainque <hainque@adacore.com>
11328 * gcc.c (spec_undefvar_allowed): New global.
11329 (process_command): Set to true when running for --version or --help,
11331 (getenv_spec_function): When the variable is not defined, use the
11332 variable name as the variable value if we're allowed not to issue
11335 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11337 PR tree-optimization/68911
11338 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11339 information computed for expression "init + nit * step".
11341 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11343 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11344 about name of GCC executable. Remove deleted node from menu.
11345 (Directory Options) <-B>: Remove cross-reference to deleted node.
11346 (Target Options): Delete section.
11348 2016-01-12 Christian Bruel <christian.bruel@st.com>
11351 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11352 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11354 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11357 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11358 aligned_mem is properly set for AVX512-VL floating point masked
11362 * ifcvt.c (cond_exec_process_if_block): When removing the last
11363 insn from then_bb, remove also any possible barriers that follow it.
11365 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11369 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11370 (PTRDIFF_TYPE): Likewise.
11371 (WCHAR_TYPE): Likewise.
11372 (WCHAR_TYPE_SIZE): Likewise.
11373 (STDINT_LONG32): Likewise.
11375 2016-01-12 Richard Biener <rguenther@suse.de>
11377 PR tree-optimization/69053
11378 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11379 convert initial value for cond reductions.
11381 2016-01-12 Richard Biener <rguenther@suse.de>
11383 PR tree-optimization/69007
11384 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11385 widen_sum after dot_prod and sad.
11387 2016-01-12 Richard Biener <rguenther@suse.de>
11389 PR tree-optimization/69168
11390 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11391 pattern stmt SLP type.
11392 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11393 end up unused so cope with that case.
11395 2016-01-12 Richard Biener <rguenther@suse.de>
11397 PR tree-optimization/69157
11398 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11399 stmts def type only during analyze phase.
11400 (vectorizable_call): Likewise.
11401 (vectorizable_simd_clone_call): Likewise.
11402 (vectorizable_conversion): Likewise.
11403 (vectorizable_assignment): Likewise.
11404 (vectorizable_shift): Likewise.
11405 (vectorizable_operation): Likewise.
11406 (vectorizable_store): Likewise.
11407 (vectorizable_load): Likewise.
11409 2016-01-12 Richard Biener <rguenther@suse.de>
11411 PR tree-optimization/69174
11412 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11414 (vectorizable_load): Properly compute the number of loads needed
11415 for permuted strided SLP loads and do not spuriously assign
11416 to SLP_TREE_VEC_STMTS.
11418 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11420 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11421 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11422 (MD_EXEC_PREFIX): Remove.
11423 (MD_STARTFILE_PREFIX) Removee.
11424 (FILE_NAME_ABSOLUTE_P): Remove.
11425 (CPP_SPEC): Do not read macros from sys/version.h.
11426 (LINK_COMMAND_SPEC): Remove.
11427 (LOCAL_INCLUDE_DIR): Remove.
11428 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11429 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11430 (POST_LINK_SPEC): Define to invoke stubify after linker
11431 (LIBSTDCXX): Remove define
11432 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11433 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11434 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11435 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11436 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11437 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11438 (i386_djgpp_asm_named_section): Add propotype of new procedure
11440 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11441 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11442 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11443 in config/i386/djgpp.h).
11444 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11445 STANDARD_STARTFILE_PREFIX_1.
11446 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11447 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11448 installation errors.
11449 (MAX_OFILE_ALIGNMENT): Define to 128.
11450 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11452 * config/i386/djgpp.c: New file. Add implementation of
11453 i386_djgpp_asm_named_section.
11455 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11457 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11458 Add rule for building djgpp.o.
11460 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11462 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11463 (rtx_is_swappable_p): Reductions are swappable.
11464 (insn_is_swappable_p): V2DF reductions are swappable.
11466 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11468 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11469 reloads for other unsupported memory operands.
11471 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11472 Jim Wilson <jim.wilson@linaro.org>
11475 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11476 copy_to_mode_reg instead of force_reg.
11478 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11481 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11482 TARGET_80387 is true.
11484 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11487 * lra-eliminations.c (move_plus_up): Only move plus up
11488 if subreg of the constant can be simplified into constant
11489 and use the simplified subreg of the constant instead of
11490 the original constant.
11492 * fold-const.c (fold_convertible_p): Don't return true
11493 for conversion of VECTOR_TYPE to same sized integral type.
11494 (fold_convert_loc): Fix up formatting. Fold conversion of
11495 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11496 instead of NOP_EXPR.
11498 PR tree-optimization/69214
11499 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11500 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11503 PR tree-optimization/69207
11504 * tree-vect-slp.c (vect_get_constant_vectors): For
11505 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11506 fold_convertible_p to vector_type's element type, and always
11507 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11509 2016-01-11 Richard Biener <rguenther@suse.de>
11511 PR tree-optimization/69173
11512 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11513 fixup the cycle if all stmts are in a pattern.
11515 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11517 PR middle-end/68999
11518 * alias.c (base_alias_check): Move check for addresses with
11519 alignment ANDs before the call for compare_base_decls.
11520 (memrefs_conflict_p): Return -1 for different decls
11521 that went through alignment adjustments.
11523 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11525 PR rtl-optimization/68796
11526 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11527 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11528 and QImode comparisons against zero with CC_NZmode.
11529 * config/aarch64/iterators.md (short_mask): New mode_attr.
11531 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11533 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11534 (<avx512>_store<mode>_mask): Likewise.
11536 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11537 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11539 PR rtl-optimization/68841
11540 * ifcvt.c (struct noce_if_info): Add orig_x field.
11541 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11542 Don't record conflicts on to_rename if it's present.
11543 Allow memory destinations in sets.
11544 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11545 blocks, passing orig_x to the checks.
11546 (noce_process_if_block): Set if_info->orig_x appropriately.
11548 2016-01-11 Tom de Vries <tom@codesourcery.com>
11550 PR tree-optimization/69069
11551 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11553 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11555 PR rtl-optimization/68920
11556 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11557 of conditional moves for RTL if-conversion to 1 for
11558 TARGET_ONE_IF_CONV_INSN.
11559 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11560 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11561 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11562 parameter to restirct number of conditional moves for
11564 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11565 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11568 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11571 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11572 onepart vars. Fix typo in comment. Fix reversed condition in
11574 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11577 * var-tracking.c (dump_onepart_variable_differences): New.
11578 (dataflow_set_different): If a detailed dump is requested,
11579 delay early returns and dump differences between onepart
11580 variables present before and after, and added variables.
11582 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11585 * expr.c (expand_expr_real_1): For boolean vector constants
11586 with a scalar mode use const_scalar_mask_from_tree.
11587 (const_scalar_mask_from_tree): New.
11588 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11589 assigned to a mask type to handle constants.
11591 2016-01-11 Martin Jambor <mjambor@suse.cz>
11594 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11595 useless parameters if we cannot change function signature.
11597 2016-01-11 Martin Jambor <mjambor@suse.cz>
11600 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11603 2016-01-11 Tom de Vries <tom@codesourcery.com>
11605 PR tree-optimization/69109
11606 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11609 2016-01-11 Tom de Vries <tom@codesourcery.com>
11611 PR tree-optimization/69108
11612 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11613 res is not used in a phi.
11615 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11618 * common.opt (frandom-seed): Fix parameter name.
11619 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11621 2016-01-11 Tom de Vries <tom@codesourcery.com>
11623 PR tree-optimization/69058
11624 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11627 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11629 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11630 (mcode-density): Likewise.
11632 2016-01-10 Tom de Vries <tom@codesourcery.com>
11634 PR tree-optimization/69062
11635 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11636 (parallelize_loops): Don't paralelize loop that has phi with address
11639 2016-01-10 Tom de Vries <tom@codesourcery.com>
11641 PR tree-optimization/69039
11642 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11645 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11647 PR middle-end/68743
11648 * match.pd: Require target has function_c99_misc before doing
11649 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11651 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11653 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11655 * configure: Regenerate.
11657 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11659 PR middle-end/50865
11660 PR tree-optimization/69097
11661 * fold-const.h (expr_not_equal_to): New prototype.
11662 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11663 (expr_not_equal_to): New function.
11664 * match.pd (X % -Y is the same as X % Y): Don't optimize
11665 unless X is known not to be equal to minimum or Y is known
11666 not to be equal to -1.
11667 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11668 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11669 (simplify_stmt_using_ranges): Adjust caller.
11670 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11671 substitute_and_fold.
11673 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11675 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11678 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11680 PR tree-optimization/69167
11681 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11682 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11684 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11686 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11687 Richard Biener <rguenther@suse.de>
11689 PR tree-optimization/68707
11690 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11691 instances that can be handled via vect_load_lanes.
11693 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11695 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11696 if we can't determine address equivalence.
11697 * alias.c (compare_base_decl): Update for changed return value of
11698 symtab_node::equal_address_to.
11700 2016-01-08 Jason Merrill <jason@redhat.com>
11704 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11705 * expr.c (store_field): Not here.
11706 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11707 call with TREE_ADDRESSABLE type.
11708 * tree-cfg.c (verify_gimple_call): Adjust.
11710 2016-01-08 Olivier Hainque <hainque@adacore.com>
11712 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11715 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11717 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11718 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11719 (reduc_smin_v2sf): Rename to...
11720 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11721 (reduc_splus_v2sf): Rename to...
11722 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11724 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11726 PR tree-optimization/69162
11727 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11728 valist argument in another argument.
11729 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11730 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11731 to determine the va_list type, build a MEM_REF instead of
11732 build_fold_indirect_ref.
11734 PR tree-optimization/69172
11735 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11738 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11740 PR tree-optimization/67781
11741 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11742 and cmpnop in two steps: first the ones not accessed in original
11743 gimple expression in a endian independent way and then the ones not
11744 accessed in the final result in an endian-specific way.
11746 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11748 PR tree-optimization/69083
11749 * tree-vect-slp.c (vect_get_constant_vectors): For
11750 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11751 element type. If op is fold_convertible_p to vector_type's element
11752 type, use NOP_EXPR instead of VCE.
11754 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11756 PR rtl-optimization/67778
11757 PR rtl-optimization/68634
11758 PR rtl-optimization/68909
11759 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11760 block from the stack until done with it. Remove a superfluous
11761 bitmap set. Remove a superfluous bitmap test.
11763 2016-01-07 Martin Sebor <msebor@redhat.com>
11766 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11767 constraint on the type of arguments.
11769 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11771 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11772 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11773 unaligned_access on the gcc_options set.
11774 * config/arm/arm.c (arm_option_override_internal): Use
11775 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11777 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11780 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11781 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11783 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11786 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11789 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11790 depending on frame_pointer_needed before remaining integer and SSE
11791 registers are saved.
11793 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11796 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11798 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11801 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11802 Use the "xBm" constraint.
11803 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11805 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11806 (sse_cvtsi2ssq<round_name>): Likewise.
11807 (sse_cvtss2si<round_name>): Likewise.
11808 (sse_cvtss2siq<round_name>): Likewise.
11809 (sse2_cvtsi2sdq<round_name>): Likewise.
11810 (sse2_cvtsd2si<round_name>): Likewise.
11811 (sse2_cvtsd2siq<round_name>): Likewise.
11812 * config/i386/subst.md (round_nimm_scalar_predicate): New
11815 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11817 PR middle-end/67639
11818 * varasm.c (make_decl_rtl): Mark invalid register vars as
11821 PR rtl-optimization/66206
11822 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11823 All callers changed.
11825 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11827 PR tree-optimization/69141
11828 * tree-ssa-pre.c: Include langhooks.h.
11829 (eliminate_dom_walker::before_dom_children): Use
11830 lang_hooks.decl_printable_name instead of
11831 cgraph_node::get ()->name ().
11833 PR middle-end/68960
11834 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11835 it and DECL_ALIGN too.
11837 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11839 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11841 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11844 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11845 depending on frame_pointer_needed before remaining integer and SSE
11846 registers are saved.
11848 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11850 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11851 mode iterator with VSX_M2.
11852 (*p9_vecstore_<mode>): Likewise.
11853 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11854 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11855 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11856 (define_split for VSX_LE128 stores): Likewise.
11857 (define_peephole2 for TImode LE swaps): Likewise.
11858 (define_split for VSX_LE128 post-reload stores): Likewise.
11860 2016-01-06 Marek Polacek <polacek@redhat.com>
11863 * convert.c (convert_to_integer_1): Adjust call to
11864 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11865 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11866 EXPR instead of ARG.
11867 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11869 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11872 * doc/extend.texi (RL78 Variable Attributes): New section.
11874 2016-01-05 Marek Polacek <polacek@redhat.com>
11877 * builtins.c (get_memmodel): Use expansion point location rather than
11878 the input location. Call warning_at rather than warning.
11879 (expand_builtin_atomic_compare_exchange): Likewise.
11880 (expand_builtin_atomic_load): Likewise.
11881 (expand_builtin_atomic_store): Likewise.
11882 (expand_builtin_atomic_clear): Likewise.
11884 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11887 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11888 Replace nonimmediate_operand with vector_operand.
11889 * config/i386/predicates.md (vector_operand): New predicate.
11890 (general_vector_operand): Replace nonimmediate_operand with
11892 * config/i386/sse.md: Replace nonimmediate_operand with
11893 vector_operand and m constraint with Bm constraint on SSE
11894 patterns with 16-byte memory operand.
11895 * config/i386/subst.md (round_nimm_predicate): Replace
11896 nonimmediate_operand with vector_operand.
11897 (round_saeonly_nimm_predicate): Likewise.
11898 (round_saeonly_nimm_scalar_predicate): New.
11900 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11903 * config/i386/constraints.md (Bm): New constraint.
11904 * config/i386/predicates.md (vector_memory_operand): New
11906 * config/i386/sse.md: Replace xm with xBm in plusminus and
11907 any_logic patterns.
11909 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11912 * doc/extend.texi (V850 Function Attributes): New section.
11913 (V850 Variable Attributes): New section.
11915 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11918 * doc/extend.texi (MicroBlaze Function Attributes): Document
11919 interrupt_handler and fast_interrupt attributes.
11921 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11924 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11925 for local symbolic operands.
11926 * config/ia64/predicates.md (local_symbolic_operand64): New
11929 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11931 PR rtl-optimization/68651
11932 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11935 2016-01-05 Nathan Sidwell <nathan@acm.org>
11937 * alias.c (compare_base_decls): Use symtab_node::get.
11939 2016-01-05 Nick Clifton <nickc@redhat.com>
11942 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11943 secondary_reload_info structure.
11946 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11947 decls if weak support is available.
11949 2016-01-04 Martin Sebor <msebor@redhat.com>
11951 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11953 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11955 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11956 OPTION_MASK_P9_DFORM.
11958 * config/rs6000/constraints.md (wo constraint): New constraint for
11961 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11963 (rs6000_init_hard_regno_mode_ok): Likewise.
11965 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11968 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11969 expanders not to have constraints. Add support for ISA 3.0 xxperm
11970 instruction. Add support for fusing xxlor with xxperm.
11971 (altivec_vperm_<mode>_internal): Likewise.
11972 (altivec_vperm_v8hiv16qi): Likewise.
11973 (altivec_vperm_<mode>v16q): Likewise.
11974 (altivec_vperm_<mode>_uns): Likewise.
11975 (vperm_v8hiv4si): Likewise.
11976 (vperm_v16qiv8hi): Likewise.
11978 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11980 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11982 Update copyright years.
11984 * gcc.c (process_command): Update copyright notice dates.
11985 * gcov-dump.c (print_version): Ditto.
11986 * gcov.c (print_version): Ditto.
11987 * gcov-tool.c (print_version): Ditto.
11988 * gengtype.c (create_file): Ditto.
11989 * doc/cpp.texi: Bump @copying's copyright year.
11990 * doc/cppinternals.texi: Ditto.
11991 * doc/gcc.texi: Ditto.
11992 * doc/gccint.texi: Ditto.
11993 * doc/gcov.texi: Ditto.
11994 * doc/install.texi: Ditto.
11995 * doc/invoke.texi: Ditto.
11997 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
11999 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12000 modes larger than TImode as TImode if NEON is not enabled.
12002 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12005 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12006 mode for %f0-%f31 only if TARGET_FPU.
12008 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12011 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12012 to compute the PACKED_P predicate.
12013 (function_arg_record_value): Minor tweaks.
12015 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12017 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12018 option for arm*-*-* targets.
12020 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12022 * doc/extend.texi (Common Function Attributes): Move docs for
12023 MSP430-specific attributes to....
12024 (MSP430 Function Attributes): ...here. Delete the redundant
12025 entries and copy-edit the remaining text.
12026 (MSP430 Variable Attributes): Use uniform format for index
12027 entries and add a cross-reference to the corresponding function
12030 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12032 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12034 (x86 Options): Likewise.
12036 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12040 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12041 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12042 to corresponding attribute.
12044 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12046 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12047 to correct alphabetization of table. Copy-edit and correct
12049 <stack_protect>: Likewise.
12050 <target_clones>: Likewise.
12052 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12053 Correct punctuation.
12054 (Code Gen Options) <-fno-plt>: Copy-edit.
12056 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12059 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12060 SI values. Explicitly convert SI to DI and vice-versa.
12062 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12064 PR tree-optimization/69070
12065 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12066 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12069 * ubsan.c (ubsan_instrument_float_cast): Call
12070 initialize_sanitizer_builtins.
12073 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12075 Copyright (C) 2016 Free Software Foundation, Inc.
12077 Copying and distribution of this file, with or without modification,
12078 are permitted in any medium without royalty provided the copyright
12079 notice and this notice are preserved.