1 2018-08-01 Richard Earnshaw <rearnsha@arm.com>
3 * config/i386/i386.md (unspecv): Add UNSPECV_SPECULATION_BARRIER.
4 (speculation_barrier): New insn.
6 2018-07-31 Ian Lance Taylor <iant@golang.org>
8 * targhooks.c (default_have_speculation_safe_value): Add
11 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
13 * targhooks.h (speculation_safe_value_not_needed): New prototype.
14 * targhooks.c (speculation_safe_value_not_needed): New function.
15 * target.def (have_speculation_safe_value): Update documentation.
16 * doc/tm.texi: Regenerated.
18 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
20 * config/aarch64/iterators.md (ALLI_TI): New iterator.
21 * config/aarch64/aarch64.md (despeculate_copy<ALLI_TI:mode>): New
23 (despeculate_copy<ALLI:mode>_insn): New insn.
24 (despeculate_copyti_insn): New insn.
25 (despeculate_simple<ALLI:mode>): New insn
26 (despeculate_simpleti): New insn.
27 * config/aarch64/aarch64.c (aarch64_speculation_safe_value): New
29 (TARGET_SPECULATION_SAFE_VALUE): Redefine to
30 aarch64_speculation_safe_value.
31 (aarch64_print_operand): Handle const0_rtx in modifier 'H'.
33 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
35 * config/aarch64/aarch64-speculation.cc: New file.
36 * config/aarch64/aarch64-passes.def (pass_track_speculation): Add
37 before pass_reorder_blocks.
38 * config/aarch64/aarch64-protos.h (make_pass_track_speculation): Add
40 * config/aarch64/aarch64.c (aarch64_conditional_register_usage): Fix
41 X14 and X15 when tracking speculation.
42 * config/aarch64/aarch64.md (register name constants): Add
43 SPECULATION_TRACKER_REGNUM and SPECULATION_SCRATCH_REGNUM.
44 (unspec): Add UNSPEC_SPECULATION_TRACKER.
45 (speculation_barrier): New insn attribute.
46 (cmp<mode>): Allow SP in comparisons.
47 (speculation_tracker): New insn.
48 (speculation_barrier): Add speculation_barrier attribute.
49 * config/aarch64/t-aarch64: Add make rule for aarch64-speculation.o.
50 * config.gcc (aarch64*-*-*): Add aarch64-speculation.o to extra_objs.
51 * doc/invoke.texi (AArch64 Options): Document -mtrack-speculation.
53 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
55 * config/aarch64/aarch64.md (cb<optab><mode>1): Disable when
56 aarch64_track_speculation is true.
57 (tb<optab><mode>1): Likewise.
58 * config/aarch64/aarch64.c (aarch64_split_compare_regs): Do not
59 generate CB[N]Z when tracking speculation.
60 (aarch64_split_compare_and_swap): Likewise.
61 (aarch64_split_atomic_op): Likewise.
63 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
65 * config/aarch64/aarch64.opt (mtrack-speculation): New target option.
67 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
69 * config/aarch64.md (unspecv): Add UNSPECV_SPECULAION_BARRIER.
70 (speculation_barrier): New insn.
72 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
74 * config/arm/unspecs.md (unspecv): Add VUNSPEC_SPECULATION_BARRIER.
75 * config/arm/arm.md (speculation_barrier): New expand.
76 (speculation_barrier_insn): New pattern.
78 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
80 * builtin-types.def (BT_FN_PTR_PTR_VAR): New function type.
81 (BT_FN_I1_I1_VAR, BT_FN_I2_I2_VAR, BT_FN_I4_I4_VAR): Likewise.
82 (BT_FN_I8_I8_VAR, BT_FN_I16_I16_VAR): Likewise.
83 * builtin-attrs.def (ATTR_NOVOPS_NOTHROW_LEAF_LIST): New attribute
85 * builtins.def (BUILT_IN_SPECULATION_SAFE_VALUE_N): New builtin.
86 (BUILT_IN_SPECULATION_SAFE_VALUE_PTR): New internal builtin.
87 (BUILT_IN_SPECULATION_SAFE_VALUE_1): Likewise.
88 (BUILT_IN_SPECULATION_SAFE_VALUE_2): Likewise.
89 (BUILT_IN_SPECULATION_SAFE_VALUE_4): Likewise.
90 (BUILT_IN_SPECULATION_SAFE_VALUE_8): Likewise.
91 (BUILT_IN_SPECULATION_SAFE_VALUE_16): Likewise.
92 * builtins.c (expand_speculation_safe_value): New function.
93 (expand_builtin): Call it.
94 * doc/cpp.texi: Document predefine __HAVE_SPECULATION_SAFE_VALUE.
95 * doc/extend.texi: Document __builtin_speculation_safe_value.
96 * doc/md.texi: Document "speculation_barrier" pattern.
97 * doc/tm.texi.in: Pull in TARGET_SPECULATION_SAFE_VALUE and
98 TARGET_HAVE_SPECULATION_SAFE_VALUE.
99 * doc/tm.texi: Regenerated.
100 * target.def (have_speculation_safe_value, speculation_safe_value): New
102 * targhooks.c (default_have_speculation_safe_value): New function.
103 (default_speculation_safe_value): New function.
104 * targhooks.h (default_have_speculation_safe_value): Add prototype.
105 (default_speculation_safe_value): Add prototype.
107 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
109 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
110 Emit CBNZ inside loop when doing a strong exchange and comparing
111 against zero. Generate the CC flags after the loop.
113 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
115 PR rtl-optimization/68664
116 * config/arm/arm.c (arm_sched_can_speculate_insn):
117 New function. Declare prototype.
118 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
120 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
122 * config/aarch64/aarch64.c: Delete inclusion of
123 cortex-a57-fma-steering.h.
124 (aarch64_override_options): Delete call
125 to aarch64_register_fma_steering.
126 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
127 * config/aarch64/cortex-a57-fma-steering.h: Delete.
128 * config/aarch64/aarch64-passes.def: New file.
129 * config/aarch64/cortex-a57-fma-steering.c
130 (aarch64_register_fma_steering): Delete definition.
131 (make_pass_fma_steering): Remove static qualifier.
132 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
133 (cortex-a57-fma-steering.o): Remove dependency on
134 cortex-a57-fma-steering.h.
136 2017-07-06 Vyacheslav Barinov <v.barinov@samsung.com>
138 * tree.def: Add STATEMENT_LIST_END tree code.
139 * tree.c: Add STATEMENT_LIST_END handling as TS_COMMON.
140 * gimplify.c (gimplify_expr): Use STATEMENT_LIST_END location to
141 provide right information for try_finally_expr.
142 * tree-eh.c (lower_try_finally_onedest): Set finally location
143 accordingly to location of last statement in cleanup.
144 * gimple.c (DEFTREECODE): handle STATEMENT_LIST_END as appropriate
146 * cp/constraint.cc (check_function_concept): Handle concept
147 definitions with STATEMENT_LIST_END.
148 * cp/error.c (dump_expr): Add STATEMENT_LIST_END support.
149 * fold-const.c (operand_equal_p): Add STATEMENT_LIST_END support.
150 * c-family/c-semantics.c (pop_stmt_list): Support single-statement
151 lists extraction with STATEMENT_LIST_END in the end.
153 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
155 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
156 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
158 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
160 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
161 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
162 ASAN_STACK_MAGIC_MIDDLE.
163 (asan_global_struct): Increase the size of fields.
164 (asan_add_global): Add new field constructor.
166 2017-06-27 Jakub Jelinek <jakub@redhat.com>
169 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
171 2017-06-21 Jakub Jelinek <jakub@redhat.com>
173 Backported from mainline
174 2017-06-20 Jakub Jelinek <jakub@redhat.com>
177 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
178 by removing enum keyword.
179 (ubsan_type_descriptor): Likewise. Formatting fix.
181 2017-06-19 Jakub Jelinek <jakub@redhat.com>
184 * ubsan.h (enum ubsan_encode_value_phase): New.
185 (ubsan_encode_value): Change second argument to
186 enum ubsan_encode_value_phase with default value of
187 UBSAN_ENCODE_VALUE_GENERIC.
188 * ubsan.c (ubsan_encode_value): Change second argument to
189 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
190 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
191 create_tmp_var_raw instead of create_tmp_var and use a
193 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
194 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
195 ubsan_encode_value callers.
198 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
199 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
200 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
203 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
206 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
207 to ubsan_encode_value.
209 2017-03-07 Jakub Jelinek <jakub@redhat.com>
212 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
215 2017-02-03 Carl Love <cel@us.ibm.com>
217 Backport of two commits from mainline, r244943 and r244904,
218 dated 017-01-26 and 2017-01-25 respectively
220 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
221 of entries for ALTIVEC_BUILTIN_VEC_PACKS. Remove bogus entries
222 for P8V_BUILTIN_VEC_VGBBD.
224 2017-02-03 Walter Lee <walt@tilera.com>
226 Backport from mainline
227 2017-02-03 Walter Lee <walt@tilera.com>
230 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
231 after initial stackframe link reg save.
232 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
234 2017-02-03 Maxim Ostapenko <m.ostapenko@samsung.com>
237 * asan.c (asan_add_global): Force has_dynamic_init to zero in LTO mode.
239 2017-01-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
241 Backport from mainline
242 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
245 * config/rs6000/altivec.h (vec_xl): Revise #define.
248 2017-01-26 Eric Botcazou <ebotcazou@adacore.com>
250 Backport from mainline
251 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
253 * expr.c (store_field): In the bitfield case, fetch the return value
254 from the registers before applying a single big-endian adjustment.
255 Always do a final load for a BLKmode value not larger than a word.
257 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
259 * expr.c (store_field): In the bitfield case, if the value comes from
260 a function call and is of an aggregate type returned in registers, do
261 not modify the field mode; extract the value in all cases if the mode
262 is BLKmode and the size is not larger than a word.
264 2017-01-26 Richard Biener <rguenther@suse.de>
266 * tree-vrp.c (vrp_visit_assignment_or_call): Use set_defs_to_varying.
268 Backport from mainline
269 2016-01-10 Richard Biener <rguenther@suse.de>
271 PR tree-optimization/79034
272 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
273 Propagate out degenerate PHIs in the joiner.
275 2016-12-13 Richard Biener <rguenther@suse.de>
278 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
279 * tree-object-size.c (compute_builtin_object_size): Use
281 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
283 2017-01-26 Richard Biener <rguenther@suse.de>
285 Backport from mainline
286 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
288 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
290 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
293 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
294 for long calls with APCS frame and VFP.
296 2017-01-24 Uros Bizjak <ubizjak@gmail.com>
300 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
302 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
304 2017-01-23 Martin Liska <mliska@suse.cz>
306 Backport from mainline
307 2017-01-20 Martin Liska <mliska@suse.cz>
310 * tree-profile.c (init_ic_make_global_vars): Do not call
312 (gimple_init_gcov_profiler): Likewise.
314 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
316 Backport from mainline
317 2016-12-29 Gerald Pfeifer <gerald@pfeifer.com>
319 * doc/extend.texi (Cilk Plus Builtins): cilkplus.org now uses
321 * doc/passes.texi (Cilk Plus Transformation): Ditto.
322 * doc/generic.texi (Statements for C++): Ditto, and use @uref.
324 2017-01-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
326 Backport from mainline
327 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
329 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
330 UNSPEC_VSX__XXSPLTD to require special splat handling.
332 2017-01-20 Wilco Dijkstra <wdijkstr@arm.com>
334 Backport from mainline
336 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
337 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
338 (EH_RETURN_HANDLER_RTX): New define.
339 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
340 Force frame pointer in EH return functions.
341 (aarch64_expand_epilogue): Add barrier for eh_return.
342 (aarch64_final_eh_return_addr): Remove.
343 (aarch64_eh_return_handler_rtx): New function.
344 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
346 (aarch64_eh_return_handler_rtx): New prototype.
348 2017-01-20 Richard Earnshaw <rearnsha@arm.com>
350 Backported from mainline
351 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
353 PR rtl-optimization/79121
354 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
355 of the inner type when shifting an extended value.
357 2017-01-20 Martin Liska <mliska@suse.cz>
359 Backport from mainline
360 2017-01-13 Martin Liska <mliska@suse.cz>
363 * function.c (set_cfun): Add new argument force.
364 * function.h (set_cfun): Likewise.
365 * ipa-inline-transform.c (inline_call): Use the function when
366 strict alising from is dropped for function we inline to.
368 2017-01-20 Martin Liska <mliska@suse.cz>
370 Backport from mainline
371 2017-01-17 Martin Liska <mliska@suse.cz>
374 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
375 assumption and add comment.
377 2017-01-19 Richard Biener <rguenther@suse.de>
379 PR tree-optimization/72488
380 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
381 sure to restore SSA info.
383 2017-01-17 Jakub Jelinek <jakub@redhat.com>
386 * dwarf2out.c (field_byte_offset): Restore the
387 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
388 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
389 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
392 2017-01-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
394 Backport from mainline
395 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
397 PR rtl-optimization/78617
398 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
399 registers, also setting hard registers mapped to pseudo registers.
401 2017-01-13 Christophe Lyon <christophe.lyon@linaro.org>
403 Backport from mainline r244320.
404 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
407 * config/arm/arm.c (legitimize_pic_address): Handle reference to
409 (arm_assemble_integer): Likewise.
411 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
413 Backport from mainline
414 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
417 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
418 element-reversing loads and stores as not swappable.
420 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
422 * config/i386/i386.c (memory_address_length): Increase len
423 only when rip_relative_addr_p returns false.
425 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
427 Backport from mainline
428 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
431 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
433 (input_varpool_node): Unpack dynamically_initialized bit.
434 * lto-streamer.h (LTO_minor_version): Bump version.
436 2017-01-10 Michael Meissner <meissner@linux.vnet.ibm.com>
438 Backport from mainline
439 2016-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
442 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
443 assertions. Add support for doing the signbit if the IEEE 128-bit
444 floating point value is in a GPR.
445 * config/rs6000/rs6000.md (Fsignbit): Delete.
446 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
447 Update the length attribute if the value is in a GPR.
448 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
449 the sign or zero extension instruction, since the value is always
451 (signbit<mode>2_dm2): Delete using <Fsignbit>.
453 2017-01-10 Martin Liska <mliska@suse.cz>
455 Backport from mainline
456 2017-01-09 Martin Liska <mliska@suse.cz>
459 * gcc.c (driver_handle_option): Handle OPT_E and set
461 (lookup_compiler): Do not show error message with have_E.
463 2017-01-10 Martin Liska <mliska@suse.cz>
465 Backport from mainline
466 2017-01-05 Martin Liska <mliska@suse.cz>
469 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
472 2017-01-10 Thomas Schwinge <thomas@codesourcery.com>
474 PR tree-optimization/78024
475 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags.
477 Backport trunk r239086:
478 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
480 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
481 size to DImode boundary.
482 (nvptx_propagate): Likewise.
484 2017-01-10 Chung-Ju Wu <jasonwucj@gmail.com>
486 Backport from mainline
487 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
490 * config/nds32/nds32.md (casesi): Don't access the operands array
493 2017-01-09 Andreas Tobler <andreast@gcc.gnu.org>
495 Backport from mainline
496 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
498 * config.gcc: Add aarch64-*-freebsd* support.
499 * config.host: Likewise.
500 * config/aarch64/aarch64-freebsd.h: New file.
501 * config/aarch64/t-aarch64-freebsd: Ditto.
503 2017-01-09 Bill Seurer <seurer@linux.vnet.ibm.com>
505 Backport from mainline
506 2016-12-21 Bill Seurer <seurer@linux.vnet.ibm.com>
509 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
510 -fasynchronous-unwind-tables option when -fsanitize=address is
513 2017-01-09 Andreas Tobler <andreast@gcc.gnu.org>
515 Backport from mainline
516 2016-09-19 Richard Biener <rguenther@suse.de>
518 * dwarf2out.c (dwarf2out_late_global_decl): When being during the
519 early debug phase do not add locations but only const value
522 Backport from mainline
523 2016-10-20 Richard Biener <rguenther@suse.de>
525 * cgraphunit.c (analyze_functions): Set node->definition to
526 false to signal symbol removal to debug_hooks->late_global_decl.
528 2017-01-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
530 Backport from mainline
531 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
533 PR rtl-optimization/78255
534 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
535 NO_FUNCTION_CSE is true.
537 2017-01-06 Wilco Dijkstra <wdijkstr@arm.com>
539 Backport from mainline
540 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
543 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
544 Remove partial overlap check for shift by 1.
545 (ashldi3_neon): Likewise.
547 2017-01-05 Kelvin Nilsen <kelvin@gcc.gnu.org>
549 Backport from mainline
550 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
552 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
553 comments to explain why certain error messages make mention of
554 undocumented options.
555 (rs6000_invalid_builtin): Change error messages to replace mention
556 of undocumented options with mention of the -mcpu=power9 option
557 that enables those undocumented options.
558 * config/rs6000/rs6000.h: Add macro definition of MASK_FLOAT128
559 and change the macro definition of RS6000_BTM_FLOAT128 to correct
560 an error that was discovered during the development of this patch.
561 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
562 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
563 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
564 descriptions of built-in functions so that they depend on
565 -mcpu=power9 instead of on the corresponding undocumented flags.
566 * doc/invoke.texi (Option Summary): Remove all mention of newly
568 (IBM RS/6000 and PowerPC Options): Likewise.
569 * doc/md.texi (Constraints for Particuliar Machines): Remove all
570 mention of newly undocumented flags.
572 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
574 Backport from mainline
575 2016-12-22 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
577 * varasm.c (build_constant_desc): Use the alignment of the var
578 decl instead of the original expression.
580 2017-01-04 Richard Biener <rguenther@suse.de>
582 Backport from mainline
583 2016-05-11 Richard Biener <rguenther@suse.de>
585 PR tree-optimization/71055
586 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
587 sth with precision not equal to access size verify we don't chop
590 2017-01-03 Martin Liska <mliska@suse.cz>
592 Backport from mainline
593 2016-12-21 Jakub Jelinek <jakub@redhat.com>
594 Martin Liska <mliska@suse.cz>
597 * gcc.c (driver::build_option_suggestions): Do not add
598 -fsanitize=all as a suggestion candidate.
600 2017-01-03 Martin Liska <mliska@suse.cz>
602 Backport from mainline
603 2016-12-22 Martin Liska <mliska@suse.cz>
605 PR tree-optimization/78886
606 * tree-ssa-strlen.c (handle_builtin_malloc): Return when LHS
609 2017-01-03 Martin Liska <mliska@suse.cz>
611 Backport from mainline
612 2016-12-13 Martin Liska <mliska@suse.cz>
614 PR tree-optimization/78428
615 * expr.c (store_constructor_field): Add new arguments to the
617 (store_constructor): Set up bitregion_end and add
618 gcc_unreachable to fields that have either non-constant size
621 2016-12-27 Jakub Jelinek <jakub@redhat.com>
624 * config/i386/stringop.opt: Remove.
626 2016-12-21 Jakub Jelinek <jakub@redhat.com>
628 Backported from mainline
629 2016-12-13 Jakub Jelinek <jakub@redhat.com>
632 * ipa-pure-const.c (cdtor_p): Return true for
633 DECL_STATIC_{CON,DE}STRUCTOR even when it is
634 DECL_LOOPING_CONST_OR_PURE_P.
636 2016-12-21 Jakub Jelinek <jakub@redhat.com>
638 * BASE-VER: Set to 6.3.1.
640 2016-12-21 Release Manager
642 * GCC 6.3.0 released.
644 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_CLZS
648 and IX86_BUILTIN_CTZS.
649 (bdesc_args): Add __builtin_clzs and __builtin_ctzs.
650 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
652 2016-12-14 Wilco Dijkstra <wdijkstr@arm.com>
653 Jakub Jelinek <jakub@redhat.com>
656 * config/aarch64/aarch64.c (aarch64_classify_symbol): Merge large
657 model checks into switch.
659 2016-12-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
661 Backport from mainline
662 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
664 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
666 2016-12-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
668 Backport from mainline
669 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
671 PR tree-optimization/77673
672 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
673 (init_symbolic_number): Initialize src field from src parameter.
674 (perform_symbolic_merge): Select most dominated statement as the
675 source statement. Set src field of resulting n structure from the
676 input src with the lowest address.
677 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
678 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
679 of load from src field rather than insertion statement. Cancel
680 optimization if statement analyzed is not dominated by the insertion
682 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
683 dominance information.
685 2016-12-13 Michael Meissner <meissner@linux.vnet.ibm.com>
687 Backport from mainline
688 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
691 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
692 V2DImode elements are SUBREG's convert the result into DImode
693 rather than failing in emit_move_insn.
695 2016-12-13 Iain Sandoe <iain@codesourcery.com>
697 Backport from mainline
698 2016-12-11 Iain Sandoe <iain@codesourcery.com>
700 PR rtl-optimization/71496
701 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
702 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
703 reload_macho_picbase_di): Likewise.
705 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
707 Backport from mainline
708 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
710 PR rtl-optimization/77309
711 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
712 don't assume an equality comparison for plain COMPARE.
713 (simplify_comparison): Pass a more accurate code to
714 make_compound_operation.
716 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
718 Backport from mainline
719 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
722 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
723 in save register mask if it is needed.
725 2016-12-11 Iain Sandoe <iain@codesourcery.com>
727 Backport from mainline
728 2016-11-27 Iain Sandoe <iain@codesourcery.com>
729 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
732 * config.in: Regenerate
733 * config/darwin-driver.c (darwin_driver_init): Emit a version string
735 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
736 * config/darwin.opt(asm_macosx_version_min): New.
737 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
738 * configure: Regenerate
739 * configure.ac: Check for mmacosx-version-min handling.
741 2016-12-11 Iain Sandoe <iain@codesourcery.com>
743 Backport from mainline
744 2016-11-27 Iain Sandoe <iain@codesourcery.com>
747 * config/i386/i386.c (ix86_code_end): Note that we emitted code
748 where the function might otherwise appear empty for picbase thunks.
749 (ix86_output_function_epilogue): If we find a zero-sized function
750 assume that reaching it is UB and trap. If we find a trailing label
752 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
753 find a zero-sized function assume that reaching it is UB and trap.
754 If we find a trailing label, append a nop.
756 2016-12-11 Iain Sandoe <iain@codesourcery.com>
758 Backport from mainline
759 2016-11-27 Iain Sandoe <iain@codesourcery.com>
762 * config/darwin-sections.def (picbase_thunk_section): New.
763 * config/darwin.c (darwin_init_sections): Set up picbase thunk
764 section. (darwin_rodata_section, darwin_objc2_section,
765 machopic_select_section, darwin_asm_declare_constant_name,
766 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
767 coalesced with newer linkers.
768 (darwin_override_options): Decide on usage of coalesed sections
769 on the basis of the target linker version.
770 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
771 * config/darwin.opt (mtarget-linker): New.
772 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
773 a coalesced section, instead use a thunks section.
775 Backport from mainline
776 2016-11-28 Iain Sandoe <iain@codesourcery.com>
779 * configure.ac (with_ld64): Use portable method to extract the
780 major part of the version number.
781 * configure: Regenerated.
783 Backport from mainline
784 2016-11-27 Iain Sandoe <iain@codesourcery.com>
787 * configure.ac (with-ld64): New var, set for Darwin, set on
788 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
789 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New,
791 * config/darwin10.h(DEF_LD64): Update for this target version.
792 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic
793 test. (DEF_LD64): Update for this target version.
794 * configure: Regenerated.
795 * config.in: Regenerated.
797 Backport from mainline
798 2016-11-27 Iain Sandoe <iain@codesourcery.com>
801 * config/darwin.c (imachopic_indirection_name): Make data
802 section indirections linker-visible.
803 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
804 constant labels linker-visible.
806 2016-12-09 Thomas Preud'homme <thomas.preudhomme@arm.com>
808 Backport from mainline
809 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
812 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
813 being live in the function and lr needing to be saved. Distinguish
814 between already saved pushable registers and registers to push.
815 Check for LR being an available pushable register.
817 2016-12-09 Nathan Sidwell <nathan@acm.org>
820 * convert.c (convert_to_integer_1): Maybe fold conversions to
821 integral types with fewer bits than its mode.
823 2016-12-09 Richard Biener <rguenther@suse.de>
825 Backport from mainline
826 2016-11-09 Richard Biener <rguenther@suse.de>
828 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
829 Look at the DR_BASE_ADDRESS object for forcing alignment.
831 2016-11-07 Richard Biener <rguenther@suse.de>
833 PR tree-optimization/78189
834 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
835 alignment computation.
837 2016-12-09 Richard Biener <rguenther@suse.de>
839 Backport from mainline
840 2016-11-28 Richard Biener <rguenther@suse.de>
842 PR tree-optimization/78542
843 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
846 2016-11-23 Richard Biener <rguenther@suse.de>
848 PR tree-optimization/78482
849 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
850 (remove_forwarder_block_with_phi): When merging with a loop
851 header creates a new latch reset number of iteration information
854 2016-11-23 Richard Biener <rguenther@suse.de>
857 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
858 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
860 2016-11-11 Richard Biener <rguenther@suse.de>
862 PR tree-optimization/71575
863 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
866 2016-11-07 Richard Biener <rguenther@suse.de>
868 PR tree-optimization/78224
869 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
870 Split the fallthru edge in case its successor may have PHIs.
872 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
873 Richard Biener <rguenther@suse.de>
877 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
879 2016-09-20 Richard Biener <rguenther@suse.de>
881 PR tree-optimization/77646
882 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
885 2016-12-07 Segher Boessenkool <segher@kernel.crashing.org>
887 Backport from mainline
888 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
891 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
892 return early if !optional_tbtab.
894 2016-12-07 Jakub Jelinek <jakub@redhat.com>
896 Backported from mainline
897 2016-11-28 Jakub Jelinek <jakub@redhat.com>
900 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
901 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
902 note has been removed.
903 * postreload.c (reload_combine_recognize_pattern): If
904 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
906 PR rtl-optimization/78546
907 * simplify-rtx.c (neg_const_int): When negating most negative
908 number in mode wider than HOST_BITS_PER_WIDE_INT, use
909 simplify_const_unary_operation to produce CONST_DOUBLE or
911 (simplify_plus_minus): Hanlde the case where neg_const_int
912 doesn't return a CONST_INT.
915 * tree-nested.c (convert_local_reference_stmt): After adding
916 shared (FRAME.NN) clause to omp parallel, task or target,
917 add it also to all outer omp parallel, task or target constructs.
919 2016-11-23 Jakub Jelinek <jakub@redhat.com>
922 * omp-low.c (build_outer_var_ref): Change lastprivate argument
923 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
924 on worksharing constructs, treat it like clauses on simd construct.
926 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
927 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
928 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
929 of true as last argument to build_outer_var_ref.
931 2016-11-22 Jakub Jelinek <jakub@redhat.com>
934 * expmed.c (expand_divmod): Use wide_int for computation of
935 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
936 Use size <= HOST_BITS_PER_WIDE_INT instead of
937 HOST_BITS_PER_WIDE_INT >= size.
939 2016-11-21 Jakub Jelinek <jakub@redhat.com>
942 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
943 for tmp simd array if DECL_NAME (parm) is NULL.
945 2016-11-18 Jakub Jelinek <jakub@redhat.com>
948 * multiple_target.c (get_attr_len): Start with argnum and increment
949 argnum on every arg. Use strchr in a loop instead of counting commas
951 (get_attr_str): Increment argnum for every comma in the string.
952 (separate_attrs): Use for instead of while loop, simplify.
953 (expand_target_clones): Rename defenition argument to definition.
954 Free attrs and attr_str even when diagnosing errors. Temporarily
955 change input_location around targetm.target_option.valid_attribute_p
956 calls. Don't emit warning or errors if that function fails.
958 2016-11-16 Jakub Jelinek <jakub@redhat.com>
960 PR rtl-optimization/78378
961 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
962 inner only if pos is 0. Fix up formatting.
965 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
966 that loop->header == body_bb if broken_loop.
968 2016-11-07 Jakub Jelinek <jakub@redhat.com>
971 * dse.c (dse_step5): Call scan_reads even if just
972 insn_info->frame_read. Improve and fix dump file messages.
975 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
976 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
978 2016-11-04 Jakub Jelinek <jakub@redhat.com>
981 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
982 doesn't have rtl set.
984 2016-10-29 Jakub Jelinek <jakub@redhat.com>
986 PR rtl-optimization/77919
987 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
988 into memory if both modes are complex and their inner modes have the
989 same precision. If the two modes are different complex modes, convert
990 each part separately and generate a new CONCAT.
992 2016-10-28 Jakub Jelinek <jakub@redhat.com>
994 PR rtl-optimization/77919
995 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
996 MEM if mode1 is not a complex mode.
998 2016-10-27 Jakub Jelinek <jakub@redhat.com>
1001 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
1004 2016-10-26 Jakub Jelinek <jakub@redhat.com>
1005 Martin Liska <mliska@suse.cz>
1008 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
1009 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
1010 on outer context if any.
1012 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1015 * ubsan.c (ubsan_ids): New GTY(()) array.
1016 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1017 instead of static local counters.
1019 2016-09-22 Jakub Jelinek <jakub@redhat.com>
1022 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
1023 for all IFN_GOMP_SIMD_* internal fns, not just for
1024 IFN_GOMP_SIMD_ORDERED_*.
1026 2016-09-20 Jakub Jelinek <jakub@redhat.com>
1029 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
1030 cast to void * if the cast is from some other pointer type.
1032 2016-09-19 Jakub Jelinek <jakub@redhat.com>
1033 Jan Hubicka <jh@suse.cz>
1036 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
1037 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
1038 Call ultimate_alias_target just once, not up to 4 times.
1040 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1042 Backport from mainline
1043 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
1045 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
1046 general register with general register or ARM constant into SP
1049 2016-12-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1051 Backport from mainline
1052 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1053 Stefan Freudenberger <stefan@reservoir.com>
1055 PR tree-optimization/78646
1056 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1057 addition used for the memory base expression should have the type
1060 2016-12-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1062 Backport from mainline
1063 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1064 Michael Meissner <meissner@linux.vnet.ibm.com>
1067 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
1068 reg+reg addressing for TImode.
1069 (rs6000_legitimate_address_p): Only allow register indirect
1070 addressing for TImode, even without TARGET_QUAD_MEMORY.
1072 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1074 Backport from mainline
1075 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1077 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1078 (CCVHUANY): Remove modes.
1079 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1081 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1082 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1084 (s390_branch_condition_mask): Adjust to use the new cc consumer
1085 modes. The new modes allow for proper reversal in the middle-end.
1086 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1087 consumer modes for a comparison.
1088 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1089 throughout the file.
1090 * config/s390/vx-builtins.md: Likewise.
1092 2016-12-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1094 Backport from mainline
1095 2016-12-01 Alan Modra <amodra@gmail.com>
1097 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1098 look inside UNSPEC_VSX_XXSPLTW vec.
1100 2016-12-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1102 Back port from trunk
1103 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
1106 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
1107 the appropriate checks for SFmode/DFmode load/stores in GPR
1109 (fusion_addis_mem_combo_store): Likewise.
1110 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
1111 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
1112 d-form instructions for traditional Altivec registers.
1113 (emit_fusion_p9_load): Likewise.
1114 (emit_fusion_p9_store): Likewise.
1115 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
1116 early clobber from scratch register. Do not match if the register
1117 being stored is the scratch register.
1118 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
1119 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
1120 instructions for traditional Altivec registers.
1121 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
1122 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1123 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1125 2016-12-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1127 Backport from mainline
1128 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1132 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1133 (new_temp_expr_table): Initialise reg_vars_cnt.
1134 (free_temp_expr_table): Release reg_vars_cnt.
1135 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1137 (find_replaceable_in_bb): Use the above to record register variable
1138 write occurrences and cancel replacement across them.
1140 2016-11-29 Kaz Kojima <kkojima@gcc.gnu.org>
1142 Backported from mainline
1143 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1146 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1147 instead of force_reg.
1148 (sh_expand_setmem): Likewise.
1150 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1153 * tree.h (wi::fits_to_boolean_p): New predicate.
1154 (wi::fits_to_tree_p): Use it for boolean types.
1155 * tree.c (int_fits_type_p): Likewise.
1157 2016-11-24 Martin Liska <mliska@suse.cz>
1159 Backported from mainline
1160 2016-11-22 Martin Liska <mliska@suse.cz>
1163 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1164 (sem_function::get_hash): Use the new field.
1165 (sem_function::parse): Remove an argument from ctor.
1166 (sem_variable::parse): Likewise.
1167 (sem_variable::get_hash): Use the new field.
1168 (sem_item_optimizer::read_section): Use new ctor and set hash.
1169 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1170 sem_variable::sem_variable, sem_function::sem_function.
1172 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1175 (kxnor<mode>): Return "#" for alternative 0.
1177 2016-11-23 Richard Biener <rguenther@suse.de>
1179 Backport from mainline
1180 2016-11-23 Richard Biener <rguenther@suse.de>
1183 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1186 2016-11-17 Richard Biener <rguenther@suse.de>
1189 * fold-const.c (negate_expr_p): Fix multiplication case.
1191 2016-11-16 Richard Biener <rguenther@suse.de>
1194 * gimplify.c (gimplify_function_tree): Do not instrument
1195 GNU extern inline functions.
1197 2016-11-07 Richard Biener <rguenther@suse.de>
1199 PR tree-optimization/78228
1200 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
1203 2016-11-04 Richard Biener <rguenther@suse.de>
1206 * loop-invariant.c (find_exits): Record entering inner
1207 loops as possibly exiting to handle infinite sub-loops.
1208 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1209 (fill_always_executed_in_1): Honor infinite child loops.
1211 2016-10-06 Richard Biener <rguenther@suse.de>
1213 PR tree-optimization/77855
1214 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1215 instead of removing the current item while iterating over the set
1218 2016-11-22 Walter Lee <walt@tilera.com>
1220 Backport from mainline
1221 2016-11-22 Walter Lee <walt@tilera.com>
1223 * config/tilegx/tilegx.md (trap): New pattern.
1224 * config/tilepro/tilepro.md (trap): Likewise.
1226 2016-11-22 Walter Lee <walt@tilera.com>
1228 Backport from mainline
1229 2016-11-22 Walter Lee <walt@tilera.com>
1231 * config/tilegx/tilegx.md (*zero_extract): Use
1232 define_insn_and_split instead of define_insn; Handle pos + size >
1234 (*sign_extract): Likewise.
1236 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1238 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1241 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1243 Backport from mainline
1244 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1247 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
1248 aarch64_simd_shift_imm_<mode> predicate for operand 1.
1249 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
1250 to restrict them to an appropriate range and add FAIL check if the
1251 region they specify is out of range. Delete useless constraint
1253 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
1254 2 and 3 to restrict their range and add pattern predicate.
1256 2016-11-18 Walter Lee <walt@tilera.com>
1258 Backport from mainline
1259 2016-11-18 Walter Lee <walt@tilera.com>
1261 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1262 end-of-bundle marker for consecutive barriers.
1264 2016-11-18 Walter Lee <walt@tilera.com>
1266 Backport from mainline
1267 2016-11-18 Walter Lee <walt@tilera.com>
1269 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1271 2016-11-15 Matthias Klose <doko@ubuntu.com>
1273 * doc/install.texi: Move the 'Overriding configure test results'
1274 subsub section to the 'Cross-Compiler-Specific Options' sub section.
1276 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
1278 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
1279 original function needs a static chain.
1281 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
1284 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
1285 when calculating operand 2.
1286 (rotate to rotatex zext splitter): Ditto.
1288 2016-11-11 Dominik Vogt <vogt@linux.vnet.ibm.com>
1291 * config/s390/s390.md ("extzv", "*extzv<mode>_zEC12")
1292 ("*extzv<mode>_z10"): Check validity of zero_extend arguments.
1294 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
1297 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
1298 operand 0 as earlyclobber.
1299 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
1301 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1304 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1306 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
1307 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
1309 2016-11-06 Jack Howarth <howarth.at.gcc@gmail.com>
1312 * incpath.c: (remove_dup(): Also silently ignore EPERM.
1314 2016-11-07 Richard Biener <rguenther@suse.de>
1317 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1320 2016-11-03 Martin Liska <mliska@suse.cz>
1322 Backport from mainline
1323 2016-08-12 Martin Liska <mliska@suse.cz>
1324 Adam Fineman <afineman@afineman.com>
1326 * gcov.c (process_file): Create .gcov file when .gcda
1329 2016-11-03 Richard Biener <rguenther@suse.de>
1331 Backport from mainline
1332 2016-09-29 Richard Biener <rguenther@suse.de>
1334 PR tree-optimization/77768
1335 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1336 with stores to a place we know has a constant value.
1337 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1338 writing to vr_const_varying.
1339 (vrp_initialize): Call it.
1340 (vrp_visit_stmt): Likewise.
1341 (evrp_dom_walker::before_dom_children): Likewise.
1342 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1343 Handle stores to readonly memory when removing redundant stores.
1345 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
1347 Backport from mainline
1348 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1350 * explow.c (validize_mem): Do not modify the argument in-place.
1352 2016-11-02 Will Schmidt <will_schmidt@vnet.ibm.com>
1355 2016-10-26 Will Schmidt <will_schmidt@vnet.ibm.com>
1358 * gimplify.c (gimplify_init_constructor): Move emit of constructor
1359 assignment to earlier in the if/else logic.
1361 2016-11-02 Richard Biener <rguenther@suse.de>
1363 Backport from mainline
1364 2016-11-02 Richard Biener <rguenther@suse.de>
1366 PR tree-optimization/78047
1367 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
1368 fake field at offset zero conservatively regarding to may_have_pointers.
1370 2016-10-07 Richard Biener <rguenther@suse.de>
1372 PR tree-optimization/77879
1373 * tree-ssa-structalias.c (handle_const_call): Properly handle
1375 (handle_pure_call): Likewise.
1377 2016-10-06 Richard Biener <rguenther@suse.de>
1379 PR tree-optimization/77839
1380 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1383 2016-09-27 Richard Biener <rguenther@suse.de>
1385 PR tree-optimization/77745
1386 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1387 When removing redundant stores make sure to check compatibility
1388 of the TBAA state for downstream accesses.
1389 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1390 value-numbering virtual operands for store matches.
1392 2016-09-21 Richard Biener <rguenther@suse.de>
1394 PR tree-optimization/77648
1395 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
1397 (make_transitive_closure_constraints): Adjust comment.
1398 (make_any_offset_constraints): New function.
1399 (handle_rhs_call): Make sure to first expand a pointer to all
1400 subfields before transitively closing it.
1401 (handle_const_call): Likewise. Properly expand returned
1403 (handle_pure_call): Likewise.
1405 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
1408 * config/pa/pa.md: Add new shift/add patterns to handle
1409 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
1411 2016-11-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1413 Backport from mainline
1414 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1416 PR rtl-optimization/78038
1417 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
1418 be deduced to set REG through the RTL structure.
1419 (make_defs_and_copies_lists): Return false on a failing get_defs call.
1421 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1423 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1424 (MALLOC_ABI_ALIGNMENT): Define.
1426 2016-10-28 Richard Biener <rguenther@suse.de>
1430 * fold-const.c (make_bit_field_ref): Only adjust alias set
1431 when the original alias set was zero.
1433 2016-10-26 Uros Bizjak <ubizjak@gmail.com>
1435 Backport from mainline
1436 2016-10-21 Jakub Jelinek <jakub@redhat.com>
1439 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
1440 and tree-ssanames.h.
1441 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
1442 with INTEGER_CST argument.
1443 (ix86_gimple_fold_builtin): New function.
1444 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
1446 Backport from mainline
1447 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
1451 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
1452 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
1453 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
1454 __builtin_ia32_lzcnt_u16.
1455 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
1456 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
1457 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
1458 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
1459 (bmi_tzcnt_<mode>): New expander.
1460 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1461 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
1462 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
1463 (lzcnt_<mode>): New expander.
1464 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1465 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
1466 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
1467 (UINT64_FTYPE_UINT64): New.
1468 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
1469 (__builtin_ia32_lzcnt_u16): New description.
1470 (__builtin_ia32_lzcnt_u32): Ditto.
1471 (__builtin_ia32_lzcnt_u64): Ditto.
1472 (__builtin_ctzs): Remove description.
1473 (__builtin_ia32_tzcnt_u16): New description.
1474 (__builtin_ia32_tzcnt_u32): Ditto.
1475 (__builtin_ia32_tzcnt_u64): Ditto.
1476 * config/i386/i386.c (ix86_expand_args_builtin): Handle
1477 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
1479 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
1481 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
1482 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
1484 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
1486 Backport from mainline
1487 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1489 PR tree-optimization/77550
1490 * tree-vect-stmts.c (create_array_ref): Change parameters.
1491 (get_group_alias_ptr_type): New function.
1492 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
1494 2016-10-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1496 Backport from mainline
1497 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1499 PR tree-optimization/77916
1500 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
1501 Don't allow a MINUS_EXPR for pointer arithmetic for either known
1503 (record_increment): Increments of -1 for unknown strides just use
1504 a multiply initializer like other negative values.
1505 (analyze_increments): Remove stopgap solution for -1 increment
1506 applied to pointer arithmetic.
1507 (insert_initializers): Requirement of initializer for -1 should be
1508 based on pointer-typedness of the candidate basis.
1510 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1512 * config/sparc/sparc.md (cpu_feature): Minor tweak.
1513 (enabled): Likewise.
1514 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
1515 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
1516 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
1517 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
1518 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
1519 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
1521 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1523 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
1524 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
1526 2016-10-19 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/i386.c (legitimize_tls_address)
1530 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
1531 convert dest to Pmode if different than Pmode.
1533 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1535 Backport from mainline
1536 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1538 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1541 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1543 Backport from mainline
1544 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1546 PR tree-optimization/77937
1547 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1548 POINTER_TYPE_P on the candidate type to determine whether
1549 candidates in this chain require pointer arithmetic.
1551 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1553 PR tree-optimization/77937
1554 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1555 to infinite when we have a pointer with an increment of -1.
1557 2016-10-17 Martin Liska <mliska@suse.cz>
1559 Backported from mainline
1560 2016-10-13 Martin Liska <mliska@suse.cz>
1562 PR tree-optimization/77943
1563 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1564 a different EH landing pads.
1566 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1569 Backport from mainline
1570 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1572 * tree.h (build_complex_type): Add second parameter with default.
1573 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1574 recursive call. Create a TYPE_DECL only if NAMED is true.
1575 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1577 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1579 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1580 constants in CONST_VECTORs.
1582 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1584 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1585 register as destination of bmask.
1586 (vector_init_bshuffle): Likewise.
1587 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1588 (bmaskdi_vis): Enable only in 64-bit mode.
1590 2016-10-13 Andrew Senkevich <andrew.senkevich@intel.com>
1593 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1594 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1595 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1596 * config.gcc: Deleted pcommitintrin.h
1597 * config/i386/pcommitintrin.h: Deleted file.
1598 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1599 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1601 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1603 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1604 (PTA_PCOMMIT, IX86_BUILTIN_PCOMMIT, __builtin_ia32_pcommit): Deleted.
1605 (ix86_option_override_internal): Deleted handle of option.
1606 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1607 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1608 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1609 (pcommit): Deleted instruction.
1610 * config/i386/i386.opt: Mention -mpcommit deprecation.
1611 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1613 2016-10-13 Tom de Vries <tom@codesourcery.com>
1616 2016-10-11 Tom de Vries <tom@codesourcery.com>
1618 backport from trunk:
1619 2016-10-11 Tom de Vries <tom@codesourcery.com>
1622 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1625 2016-10-11 Tom de Vries <tom@codesourcery.com>
1627 backport from trunk:
1628 2016-10-11 Tom de Vries <tom@codesourcery.com>
1631 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1634 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1636 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1638 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1641 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1642 Remove wrong assert.
1643 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1644 Use <round_constraint> as operand 1 constraint.
1646 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1647 Eric Botcazou <ebotcazou@adacore.com>
1650 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1651 (classify_registers): Don't set it
1652 (function_arg_slotno): Don't initialize and test it. Tidy up.
1654 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1656 Backport from mainline
1657 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1659 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1660 ext_level before calling CPUID with 0x80000008.
1662 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1665 * config/i386/cpuid.h (__get_cpuid_count): New.
1666 (__get_cpuid): Rename __level to __leaf.
1668 2016-09-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1670 Back port from trunk
1672 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1675 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1676 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1677 instructions when you want to invert the test.
1678 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1679 correct order for XXSEL.
1680 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1681 for using XSCMP{EQ,GT,GE}DP.
1683 2016-09-28 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1684 Alan Modra <amodra@gmail.com>
1686 Backport from mainline
1687 2016-07-01 Alan Modra <amodra@gmail.com>
1689 PR rtl-optimization/71709
1690 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1691 being set, not referenced.
1693 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1695 Backport from mainline
1696 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1698 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1701 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1703 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1704 * configure: Regenerate.
1706 2016-09-27 Richard Biener <rguenther@suse.de>
1708 Backport from mainline
1709 2016-09-01 Richard Biener <rguenther@suse.de>
1712 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
1713 check whether the result fits the desired result type.
1715 2016-09-19 Richard Biener <rguenther@suse.de>
1717 PR tree-optimization/77514
1718 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
1719 search for folded stmt.
1721 2016-09-15 Richard Biener <rguenther@suse.de>
1723 PR tree-optimization/77514
1724 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
1725 only forced_stmts sequence.
1727 2016-09-15 Richard Biener <rguenther@suse.de>
1730 * fold-const.c (split_tree): Do not split constant ~X.
1732 2016-09-19 Richard Biener <rguenther@suse.de>
1735 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
1736 proper niter to bound the loops.
1738 2016-09-22 Richard Biener <rguenther@suse.de>
1741 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1744 2016-09-25 Uros Bizjak <ubizjak@gmail.com>
1746 Backport from mainline
1747 2016-09-21 Richard Biener <rguenther@suse.de>
1748 Jakub Jelinek <jakub@redhat.com>
1750 PR tree-optimization/77621
1751 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
1752 group at non-vectorizable stmts.
1754 Backport from mainline
1755 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
1759 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
1760 (ix86_add_stmt_cost): Penalize DFmode vector operations
1761 for !TARGET_VECTORIZE_DOUBLE.
1763 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1765 Backport from 2016-09-22 trunk r240388.
1767 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1768 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1770 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
1772 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
1774 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
1776 Backport from 2016-09-21 trunk r240306.
1779 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
1780 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
1782 2016-09-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1784 Backport from mainline
1785 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1787 * lra-constraints.c (match_reload): Pass information about other
1788 output operands. Create new unique register value if matching input
1789 operand shares same register value as output operand being considered.
1790 (curr_insn_transform): Record output operands already processed.
1792 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
1794 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
1795 parameters for functions taking long long arguments.
1797 2016-09-16 David Edelsohn <dje.gcc@gmail.com>
1799 Backported from mainline
1800 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
1803 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
1805 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1806 Eric Botcazou <ebotcazou@adacore.com>
1809 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
1810 through into expand_addsub_overflow after expand_neg_overflow.
1812 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1814 Backported from mainline
1815 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1818 * tsan.c: Include target.h.
1819 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
1820 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
1821 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
1822 BUILT_IN_ATOMIC_TEST_AND_SET entries.
1823 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
1825 2016-09-08 Jakub Jelinek <jakub@redhat.com>
1828 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
1829 OMP_CLAUSE_SAFELEN_EXPR.
1831 2016-09-06 Jakub Jelinek <jakub@redhat.com>
1834 * config/i386/i386.c (ix86_expand_builtin): For builtin with
1835 unsupported or unknown ISA, use expand_call.
1837 2016-09-06 Uros Bizjak <ubizjak@gmail.com>
1839 Backport from mainline
1840 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
1842 PR rtl-optimization/77452
1843 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
1844 inner-mode reference to a CONST_VECTOR constant in the constant pool.
1846 2016-09-01 Jakub Jelinek <jakub@redhat.com>
1848 Backported from mainline
1849 2016-08-30 Jakub Jelinek <jakub@redhat.com>
1851 PR tree-optimization/72866
1852 * tree-vect-patterns.c (search_type_for_mask): Turn into
1853 a small wrapper, move all code to ...
1854 (search_type_for_mask_1): ... this new function. Add caching
1855 and adjust recursive calls.
1858 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
1859 instead of lookup_type_die (type_main_variant (type)) even for array
1863 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
1864 constant pool reference return x instead of c.
1866 2016-08-19 Jakub Jelinek <jakub@redhat.com>
1868 * config/i386/t-i386 (i386-c.o): Don't depend on
1869 i386-builtin-types.inc.
1870 (i386.o): Depend on i386-builtin-types.inc.
1872 2016-08-17 Jakub Jelinek <jakub@redhat.com>
1875 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
1876 turning a call into __builtin_unreachable-like noreturn call, adjust
1877 gimple_call_set_fntype.
1878 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
1879 gimple_call_fntype has void return type.
1881 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1884 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before inlining,
1885 add cgraph edge for the added __builtin_unreachable call.
1887 2016-09-01 Gerald Pfeifer <gerald@pfeifer.com>
1889 * doc/extend.texi (SPU Built-in Functions): Remove stale
1890 references to material formerly at IBM and Sony.
1892 2016-09-01 Matthew Wahab <matthew.wahab@arm.com>
1895 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
1896 Use const_vec_duplicate to check for duplicated elements.
1898 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1900 * config/i386/i386.c (ix86_option_override_internal): Also disable the
1901 STV pass if -mstackrealign is enabled.
1903 2016-08-31 Patrick Palka <ppalka@gcc.gnu.org>
1905 Backport from mainline
1906 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
1908 PR tree-optimization/71077
1909 PR tree-optimization/68542
1910 * fold-const.c (fold_relational_const): Fix folding of
1911 VECTOR_CST comparisons that have a scalar boolean result type.
1913 2016-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1915 * doc/install.texi (Binaries): www.opencsw.org now uses https.
1917 2016-08-31 Jakub Sejdak <jakub.sejdak@phoesys.com>
1919 * config.gcc: Add support for arm*-*-phoenix* targets.
1920 * config/arm/t-phoenix: New.
1921 * config/phoenix.h: New.
1923 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
1926 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
1927 template for intel asm dialect.
1928 (vec_set_hi_<mode><mask_name>): Ditto.
1930 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
1932 * Makefile.in (gcov-iov.h): Add dummy recipe.
1934 2016-08-28 Uros Bizjak <ubizjak@gmail.com>
1936 Backport from mainline
1937 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1939 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
1940 for targets amdfam10 and barcelona.
1942 Backport from mainline
1943 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
1946 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
1947 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
1948 non-SSE2 athlons only, otherwise prefer SSE prefetches.
1950 Backport from mainline
1951 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
1954 * config/i386/i386.c (ix86_option_override_internal): Remove
1955 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
1956 Enable SSE prefetch also for TARGET_PREFETCHWT1.
1957 Do not try to enable TARGET_PRFCHW ISA flag here.
1958 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
1959 Rewrite expander function body.
1960 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
1962 2016-08-28 Tom de Vries <tom@codesourcery.com>
1964 backport from trunk:
1965 2016-08-28 Tom de Vries <tom@codesourcery.com>
1968 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
1969 'sysv_abi va_list' attribute.
1970 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
1971 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
1974 2016-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1976 Backport from mainline
1977 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1980 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1981 (vsx_store_<mode>): Likewise.
1983 2016-08-24 Richard Biener <rguenther@suse.de>
1985 Backport from mainline
1986 2016-08-17 Richard Biener <rguenther@suse.de>
1988 PR tree-optimization/76490
1989 * tree-vrp.c (update_value_range): Preserve overflow infinities
1990 when intersecting with ranges from get_range_info.
1991 (operand_less_p): Handle overflow infinities correctly.
1992 (value_range_constant_singleton): Use vrp_operand_equal_p
1993 to handle overflow max/min correctly.
1994 (vrp_valueize): Likewise.
1995 (union_ranges): Likewise.
1996 (intersect_ranges): Likewise.
1998 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
2000 * config/arm/t-rtems: Add vfp multilib.
2002 2016-08-23 Richard Biener <rguenther@suse.de>
2004 Backport from mainline
2005 2016-08-16 Richard Biener <rguenther@suse.de>
2007 PR tree-optimization/76783
2008 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
2009 BB visited flags at start.
2011 2016-08-12 Richard Biener <rguenther@suse.de>
2013 PR tree-optimization/72851
2014 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
2015 worklists to use bitmaps indexed in execution order.
2016 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
2017 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
2018 (cfg_blocks): Make a bitmap.
2019 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
2021 (cfg_blocks_empty_p): Adjust.
2022 (cfg_blocks_add): Likewise.
2023 (cfg_blocks_get): Likewise.
2024 (add_ssa_edge): Likewise.
2025 (add_control_edge): Likewise.
2026 (simulate_stmt): Likewise.
2027 (process_ssa_edge_worklist): Likewise.
2028 (simulate_block): Likewise.
2029 (ssa_prop_init): Compute PRE order and stmt UIDs.
2030 (ssa_prop_fini): Adjust.
2031 (ssa_propagate): Adjust.
2033 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
2035 Backport from mainline
2036 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
2039 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
2040 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
2041 for !flag_finite_math_only or flag_signed_zeros.
2042 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
2043 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
2044 depend on flag_finite_math_only.
2045 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
2047 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
2048 (*ieee_smin<mode>3): Ditto.
2049 (*ieee_smax<mode>3): Ditto.
2050 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
2051 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
2053 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
2054 depend on flag_finite_math_only.
2055 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
2056 (*mmx_<code>v2sf3): Remove.
2057 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
2058 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
2059 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
2061 2016-08-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2063 Backport from mainline
2064 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2067 * expr.c (store_constructor): Mask sign-extended bits when widening
2068 sub-word constructor element at the start of a word.
2070 2016-08-22 Richard Biener <rguenther@suse.de>
2072 * BASE-VER: Set to 6.2.1.
2074 2016-08-22 Release Manager
2076 * GCC 6.2.0 released.
2078 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
2080 Backport from mainline
2081 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
2084 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
2085 enclosing parallel construct for reduction variables on OpenACC loop
2088 2016-08-18 Oleg Endo <olegendo@gcc.gnu.org>
2090 Backport from mainline
2091 2016-06-17 DJ Delorie <dj@redhat.com>
2094 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2095 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2096 (umulqihi3_virt): Likewise.
2097 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2098 (umulqihi3_real): Likewise.
2100 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
2102 * doc/install.texi (*-*-solaris2*): Adjust latest change.
2104 2016-08-15 Martin Liska <mliska@suse.cz>
2106 Backported from mainline
2107 2016-08-15 Martin Liska <mliska@suse.cz>
2110 * gcc.c (do_spec_1): Call save_string with the right size.
2112 2016-08-15 Jakub Jelinek <jakub@redhat.com>
2115 * dwarf2out.c (string_types): New variable.
2116 (gen_array_type_die): Change early_dwarf handling of
2117 DW_AT_string_length, create DW_OP_call4 referencing the
2118 length var temporarily. Handle parameters that are pointers
2120 (adjust_string_types): New function.
2121 (gen_subprogram_die): Temporarily set string_types to local var,
2122 call adjust_string_types if needed.
2123 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
2125 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
2127 2016-08-15 Richard Biener <rguenther@suse.de>
2129 PR tree-optimization/73434
2130 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
2131 TBAA info on the base when forwarding a non-invariant address.
2133 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
2135 * doc/install.texi (*-*-solaris2*): Fix version number and document
2136 requirement on GNU make for building libjava with the Solaris linker.
2138 2016-08-15 Martin Liska <mliska@suse.cz>
2139 Jakub Jelinek <jakub@redhat.com>
2141 PR tree-optimization/72824
2142 * tree-loop-distribution.c (const_with_all_bytes_same)
2143 <case VECTOR_CST>: Fix a typo.
2145 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
2147 Backport from mainline
2148 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
2151 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
2152 Renamed from _mm512_undefined_si512.
2153 (_mm_undefined_si512): New definition.
2155 Backport from mainline:
2156 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
2158 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
2159 unused variable __O.
2161 Backport from mainline:
2162 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
2165 * config/i386/i386.md (*movtf_internal): Use
2166 lra_in_progress || reload_completed instead of !can_create_pseudo_p
2167 in the insn constraint.
2168 (*movxf_internal): Ditto.
2169 (*movdf_internal): Ditto.
2170 (*movsf_internal): Ditto.
2172 2016-08-12 Jakub Jelinek <jakub@redhat.com>
2175 * ubsan.c (instrument_si_overflow): Pass true instead of false
2177 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
2178 of bbs. Return TODO_cleanup_cfg if any returned true.
2180 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
2182 Backport from mainline
2183 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
2185 PR tree-optimization/71083
2186 * tree-predcom.c (ref_at_iteration): Correctly align the
2189 2016-08-12 James Greenhalgh <james.greenhalgh@arm.com
2191 Backport from mainline
2192 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
2195 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
2196 (aarch64_fp16_ptr_type_node): Likewise.
2197 * config/aarch64/aarch64-simd-builtins.c
2198 (aarch64_fp16_ptr_type_node): Define.
2199 (aarch64_init_fp16_types): New, refactored out of...
2200 (aarch64_init_builtins): ...here, update to call
2201 aarch64_init_fp16_types.
2202 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
2204 (aapcs_vfp_sub_candidate): Likewise.
2206 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2208 Backport from mainline
2209 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2211 * config/s390/s390-builtin-types.def: Add INT128 types.
2212 * config/s390/s390-builtins.def: Add INT128 variants for the add
2213 sub low-level builtins dealing with TImode.
2214 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
2215 via subreg when expanding a builtin.
2216 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
2217 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
2219 * config/s390/vecintrin.h: Adjust builtin names accordingly.
2220 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
2221 ("vec_addc<mode>", "vec_addc_u128"): Merge to
2222 "vacc<bhfgq>_<mode>".
2223 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
2224 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
2225 ("vec_subc<mode>", "vec_subc_u128"): Merge to
2226 "vscbi<bhfgq>_<mode>".
2227 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
2228 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
2230 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2232 Backport from mainline
2233 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2235 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
2236 and s390_vlgv* builtins as element selector.
2238 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2240 Backport from mainline
2241 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2243 * config/s390/s390.c (s390_expand_vec_init): Force initializer
2244 element to register if it doesn't match general_operand.
2246 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2248 Backport from mainline
2249 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2251 * config/s390/vecintrin.h: Fix file description in comment.
2253 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2255 Backport from mainline
2256 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2258 * config/s390/s390-builtin-types.def: Change builtin type naming
2259 scheme to match builtin-types.def.
2261 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2263 Backport from mainline
2264 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2267 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
2268 being an offsettable address.
2270 2016-08-10 Jakub Jelinek <jakub@redhat.com>
2272 Backported from mainline
2273 2016-08-09 Jakub Jelinek <jakub@redhat.com>
2275 PR tree-optimization/72824
2276 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
2277 real_zerop is not negative.
2279 2016-08-09 Martin Jambor <mjambor@suse.cz>
2282 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
2283 if instance is a MEM_REF.
2285 2016-08-09 Richard Biener <rguenther@suse.de>
2287 Backport from mainline
2288 2016-08-09 Richard Biener <rguenther@suse.de>
2291 * ipa-prop.c (ipa_modify_formal_parameters): Build
2292 parameter types with natural alignment also for the
2295 2016-07-15 Richard Biener <rguenther@suse.de>
2297 PR tree-optimization/71881
2298 * tree-loop-distribution.c (destroy_loop): Remove blocks in
2299 reverse DOM order to make debug temp generation happy.
2301 2016-08-09 Alan Modra <amodra@gmail.com>
2304 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
2305 alternatives. Put loads first, then stores, and reg/reg moves
2306 within same class later. Delete attr length.
2308 2016-08-09 Alan Modra <amodra@gmail.com>
2311 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
2312 (mem_operand_ds_form): New predicate.
2313 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
2314 * config/rs6000/constraints.md (wY): New constraint.
2315 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
2316 (extendsfdf2_fpr): Replace o constraint with wY.
2318 2016-08-08 Georg-Johann Lay <avr@gjlay.de>
2320 Backport from 2016-07-29 trunk r238863.
2322 PR rtl-optimization/71976
2323 * combine.c (get_last_value): Return 0 if the argument for which
2324 the function is called has a wider mode than the recorded value.
2326 2016-08-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2329 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2332 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
2333 __float128 support when we don't have hardware support, so that
2334 the IEEE built-in functions like isgreater, first call __unordkf3
2335 to make sure neither operand is a NaN, and if both operands are
2336 ordered, do the normal comparison.
2338 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
2341 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
2342 Cast builtin function result to __mmask16 instead of __mmask8.
2343 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2344 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
2345 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2347 2016-08-03 Georg-Johann Lay <avr@gjlay.de>
2350 * common/config/avr/avr-common.c (avr_option_optimization_table)
2351 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2353 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2355 Backport from 2016-08-01 trunk r238948.
2358 * config/avr/avr.md (length) [branch]: Correct insn length
2359 attribute for forward branches.
2361 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2363 Backport from 2016-06-16 trunk r237536.
2364 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2367 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2368 progmem_swtable_section.
2369 (progmem_swtable_section): Remove.
2370 (avr_asm_function_rodata_section): Remove.
2371 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2372 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Define to 1.
2374 2016-07-29 Marek Polacek <polacek@redhat.com>
2376 Backport from mainline
2377 2016-07-29 Marek Polacek <polacek@redhat.com>
2380 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
2381 (altivec_expand_st_builtin): Likewise.
2382 * config/i386/i386.c (ix86_expand_args_builtin): Likewise.
2383 (ix86_expand_round_builtin): Likewise.
2385 2016-07-27 Segher Boessenkool <segher@kernel.crashing.org>
2388 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
2389 when to emit a ".machine" pseudo-op.
2391 2016-07-26 Alan Modra <amodra@gmail.com>
2394 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
2397 2016-07-21 Jakub Jelinek <jakub@redhat.com>
2400 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
2401 before builtin_decl_implicit.
2403 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
2405 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
2407 Improving concepts performance and diagnostics.
2408 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
2409 for constraint satisfaction and subsumption.
2410 * timevar.h (auto_timevar): New constructor that matches the push/pop
2411 pattern of usage in pt.c.
2413 2016-07-20 John David Anglin <danglin@gcc.gnu.org>
2415 Backport from mainline
2416 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
2418 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
2419 register parameters. Remove code to initialize argument pointer
2420 on TARGET_64BIT. Optimize call to _mcount when it can be reached
2421 using a pc-relative branch. Cleanup conditional code.
2422 * config/pa/pa.md (call_mcount): New expander.
2423 (call_mcount_nonpic): New insn.
2424 (call_mcount_pic): New insn and split.
2425 (call_mcount_pic_post_reload): New insn.
2426 (call_mcount_64bit): New insn and split.
2427 (call_mcount_64bit_post_reload): New insn.
2429 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2431 Backport from mainline
2432 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2434 * config/s390/s390.c (s390_encode_section_info): Remove mode size
2437 2016-07-20 Martin Jambor <mjambor@suse.cz>
2440 * trans-decl.c (gfc_generate_function_code): Use get_create rather
2441 than create to get a call graph node.
2443 2016-07-19 Jakub Jelinek <jakub@redhat.com>
2445 PR rtl-optimization/71916
2446 * cfgrtl.c (contains_no_active_insn_p): Return false also for
2447 bb which have a single succ fake edge.
2449 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
2452 * dwarf2out.c (gen_subprogram_die): Only call
2453 gen_unspecified_parameters_die while dumping early dwarf.
2455 2016-07-19 Jakub Jelinek <jakub@redhat.com>
2458 * gimple-fold.c (fold_builtin_memory_op): Use
2459 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
2461 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2463 Back port from mainline
2464 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2467 * config/rs6000/rs6000.c (rs6000_function_value): Fix
2468 unintentional System V.4 structure return breakage for structures
2469 with a single floating point element.
2471 2016-07-18 Martin Liska <mliska@suse.cz>
2473 Backported from mainline
2474 2016-07-12 Martin Liska <mliska@suse.cz>
2476 PR rtl-optimization/71634
2477 * ira-build.c (mark_loops_for_removal): Properly iterate
2480 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2482 Backport from mainline
2483 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2485 * config/s390/s390.c (s390_encode_section_info): Always set
2486 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
2489 2016-07-15 Alan Modra <amodra@gmail.com>
2492 2016-07-11 Alan Modra <amodra@gmail.com>
2493 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
2494 (ctr<mode>): Add unspec.
2495 (ctr<mode>_internal*): Likewise.
2497 2016-07-14 Alan Modra <amodra@gmail.com>
2500 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
2501 with p9_vector override before power9-dform override.
2503 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
2505 Backport from mainline r238086.
2506 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
2509 * ipa-inline-analysis.c (compute_inline_parameters): Set
2510 local.can_change_signature to false for intrumentation
2513 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2514 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2516 Backport from mainline
2517 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2518 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2520 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
2522 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
2523 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
2524 (SIGNBIT): New mode iterator.
2525 (Fsignbit): New mode attribute.
2526 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
2527 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
2528 when direct moves are available.
2529 (signbit<mode>2_dm): New define_insn_and_split).
2530 (signbit<mode>2_dm2): New define_insn.
2532 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2534 Backport from mainline
2535 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2538 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
2539 The xxperm and xxpermr instructions require that the 2nd input
2540 operand overlap with the output operand, and not the 1st.
2541 (altivec_vperm_v8hiv16qi): Likewise.
2542 (altivec_vperm_<mode>_uns_internal): Likewise.
2543 (altivec_vpermr_<mode>_internal): Likewise.
2544 (vperm_v8hiv4si): Likewise.
2545 (vperm_v16qiv8hi): Likewise.
2547 2016-07-12 Segher Boessenkool <segher@kernel.crashing.org>
2549 Backport from mainline
2550 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
2554 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
2555 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
2558 2016-07-11 Jakub Jelinek <jakub@redhat.com>
2561 * omp-low.c (expand_omp_target): Gimplify device.
2563 PR tree-optimization/71823
2564 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
2565 to get vec_oprnds2 from op2.
2567 2016-07-11 Yuri Rumyantsev <ysrumyan@gmail.com>
2569 Backport from mainline r238055.
2570 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2572 PR tree-optimization/71518
2573 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
2574 misalign also for outer loops with negative step.
2576 2016-07-08 Martin Liska <mliska@suse.cz>
2578 Backported from mainline
2579 2016-07-08 Martin Liska <mliska@suse.cz>
2582 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
2583 folding produces SAVE_EXPRs, thus return false for the type.
2585 2016-07-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2587 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): Remove
2588 redundant and erroneous definition of this macro accidentally
2589 inserted during backporting.
2590 (BU_P9_64BIT_MISC_0): Likewise.
2591 (BU_P9_MISC_0): Likewise.
2593 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2595 Back port from the trunk
2596 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2598 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
2603 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
2604 __builtin_aarch64_fmaxv2sf.
2605 (vmaxnmq_f32): Likewise.
2606 (vmaxnmq_f64): Likewise.
2607 (vminnm_f32): Likewise.
2608 (vminnmq_f32): Likewise.
2609 (vminnmq_f64): Likewise.
2611 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2613 Back port from trunk
2614 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2617 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
2618 enable -mfloat128-hardware by default.
2619 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
2620 that IEEE 128-bit hardware support needs.
2621 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2622 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
2623 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
2624 floating point requires.
2625 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2626 -mfloat128 and -mfloat128-hardware changes.
2628 2016-07-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2630 Backport from mainline r237912
2631 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2633 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2634 Exchange the order of the second and third operands in the vpermr
2635 instruction tmeplate.
2637 2016-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2639 Back port from the trunk
2640 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2643 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
2644 the insns, use an insn form that does not adjust the offset on
2645 little endian systems.
2647 2016-07-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2649 Backport from mainline r237885
2650 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2652 * config/rs6000/altivec.md (darn_32): Change the condition to
2653 TARGET_P9_MISC instead of TARGET_MODULO.
2654 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2655 condition expression.
2656 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2657 condition expression.
2658 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2659 (DFP_TEST): New code iterator.
2660 (dfptstsfi_<code>_mode>): New define_expand.
2661 (*dfp_sgnfcnc_<mode>): New define_insn.
2662 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2663 definition next to BU_P9_MISC_1 definition and change the MASK
2664 value to RS6000_BTM_P9_MISC.
2665 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2666 (BU_P9_64BIT_MISC_0): Likewise.
2667 (BU_P9_DFP_MISC_0): New macro definition.
2668 (BU_P9_DFP_MISC_1): New macro definition.
2669 (BU_P9_DFP_MISC_2): New macro definition.
2670 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2671 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2672 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2673 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2674 (TSTSFI_LT_TD): Likewise.
2675 (TSTSFI_EQ_DD): Likewise.
2676 (TSTSFI_EQ_TD): Likewise.
2677 (TSTSFI_GT_DD): Likewise.
2678 (TSTSFI_GT_TD): Likewise.
2679 (TSTSFI_OV_DD): Likewise.
2680 (TSTSFI_OV_TD): Likewise.
2681 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2682 (TSTSFI_LT_DD): Likewise.
2683 (TSTSFI_LT_TD): Likewise.
2684 (TSTSFI_EQ): Likewise.
2685 (TSTSFI_EQ_DD): Likewise.
2686 (TSTSFI_EQ_TD): Likewise.
2687 (TSTSFI_GT): Likewise.
2688 (TSTSFI_GT_DD): Likewise.
2689 (TSTSFI_GT_TD): Likewise.
2690 (TSTSFI_OV): Likewise.
2691 (TSTSFI_OV_DD): Likewise.
2692 (TSTSFI_OV_TD): Likewise.
2693 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2694 overloaded test significance functions.
2695 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2696 OPTION_MASK_P9_MISC into the representation of this mask.
2697 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
2699 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
2700 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
2702 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
2703 argument is a 6-bit unsigned literal value if the icode argument
2704 represents a DFP test significance built-in call.
2705 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
2706 flag used independently and in combination with the
2707 RS6000_BTM_64BIT flag.
2708 (rs6000_opt_masks): Add entry for power9-misc command-line option.
2709 (rs6000_builtin_mask_names): Add entry for power9-misc
2710 command-line option.
2711 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
2712 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
2713 RS6000_BTM_P9_MISC macros.
2714 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
2715 option and change the description of the -mpower9-vector option to
2716 enable only vector instructions, removing its erroneously claimed
2717 support for scalar instructions.
2718 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2719 the ISA 3.0 digital floating point test significance built-in
2722 2016-07-07 Richard Biener <rguenther@suse.de>
2724 Backport from mainline
2725 2016-06-13 Richard Biener <rguenther@suse.de>
2728 * fold-const.c (fold_unary_loc): Preserve alignment when
2729 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2731 2016-07-07 Richard Biener <rguenther@suse.de>
2733 Backport from mainline
2734 2016-05-25 Richard Biener <rguenther@suse.de>
2736 PR tree-optimization/71264
2737 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2740 2016-06-07 Richard Biener <rguenther@suse.de>
2743 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2746 2016-06-14 Richard Biener <rguenther@suse.de>
2748 PR tree-optimization/71521
2749 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2750 division int_const_binop against zero divisor.
2752 2016-06-08 Richard Biener <rguenther@suse.de>
2754 PR tree-optimization/71452
2755 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2756 type used for the SSA rewrite has enough precision to cover
2757 the dynamic type of the location.
2759 2016-06-14 Richard Biener <rguenther@suse.de>
2761 PR tree-optimization/71522
2762 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2763 copying into float copying.
2765 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2767 Backport from mainline
2768 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2771 * config/avr/avr.c (avr_asm_select_section): Strip off
2772 SECTION_DECLARED from flags when calling get_section.
2774 2016-07-05 Pat Haugen <pthaugen@us.ibm.com>
2776 Backport from mainline
2777 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
2779 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
2780 ('size' attribute): Add '128'.
2782 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
2783 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
2784 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
2785 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
2786 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
2787 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
2788 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
2789 *trunc<mode>df2_odd): Set size attribute to '128'.
2790 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
2791 * config/rs6000/power6.md (power6-fp): Include dfp type.
2792 * config/rs6000/power7.md (power7-fp): Likewise.
2793 * config/rs6000/power8.md (power8-fp): Likewise.
2794 * config/rs6000/power9.md: New file.
2795 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
2796 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
2797 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
2799 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
2800 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2801 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
2802 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
2803 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
2804 dfp_dscri_<mode>): Change type attribute to dfp.
2805 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
2806 attribute to vecsimple.
2807 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
2808 and prefetch streams.
2809 (rs6000_option_override_internal): Remove temporary code setting
2810 tuning to power8. Don't set rs6000_sched_groups for power9.
2811 (last_scheduled_insn): Change to rtx_insn *.
2812 (divide_cnt, vec_load_pendulum): New variables.
2813 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
2814 (rs6000_issue_rate): Set issue rate for Power9.
2815 (is_power9_pairable_vec_type): New.
2816 (power9_sched_reorder2): New.
2817 (rs6000_sched_reorder2): Call new function for Power9 specific
2819 (insn_must_be_first_in_group): Remove Power9.
2820 (insn_must_be_last_in_group): Likewise.
2821 (force_new_group): Likewise.
2822 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
2823 Initialize divide_cnt/vec_load_pendulum.
2824 (_rs6000_sched_context, rs6000_init_sched_context,
2825 rs6000_set_sched_context): Handle context save/restore of new
2828 2016-07-05 Pat Haugen <pthaugen@us.ibm.com>
2830 Backport from mainline
2831 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
2833 * config/rs6000/rs6000.md ('type' attribute): Add
2834 veclogical,veccmpfx,vecexts,vecmove insn types.
2835 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
2836 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
2837 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
2838 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
2839 *nabs<mode>2_hw): Change type to vecmove.
2840 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
2841 *boolcc<mode>3_internal, *eqv<mode>3_internal,
2842 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
2843 *ieee_128bit_vsx_abs<mode>2_internal,
2844 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
2845 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
2846 *ieee128_mtvsrd_32bit): Change type to veclogical.
2847 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
2848 *movdi_internal32, *movdi_internal64): Update insn types.
2849 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
2850 vsx_extract_<mode>): Change type to veclogical.
2851 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
2852 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
2853 *vsx_sign_extend_si_v2di): Change type to vecexts.
2854 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
2856 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
2857 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
2858 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
2859 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
2860 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2861 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
2862 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
2863 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
2864 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
2865 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
2866 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
2867 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
2868 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
2869 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
2870 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
2871 (ppc7450-vecsimple): Add veclogical, vecmove.
2872 (ppc7450-veccmp): Add veccmpfx.
2873 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
2875 (ppc8540_vector_compare): Add veccmpfx.
2876 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
2877 * config/rs6000/cell.md (cell-fp): Add fpsimple.
2878 (cell-vecsimple): Add veclogical, vecmove.
2879 (cell-veccmp): Add veccmpfx.
2880 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
2881 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
2883 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
2884 * config/rs6000/power4.md (power4-fp): Add fpsimple.
2885 (power4-vecsimple): Add veclogical, vecmove.
2886 (power4-veccmp): Add veccmpfx.
2887 * config/rs6000/power5.md (power5-fp): Add fpsimple.
2888 * config/rs6000/power6.md (power6-fp): Add fpsimple.
2889 (power6-vecsimple): Add veclogical, vecmove.
2890 (power6-veccmp): Add veccmpfx.
2891 * config/rs6000/power7.md (power7-fp): Add fpsimple.
2892 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
2893 * config/rs6000/power8.md (power8-fp): Add fpsimple.
2894 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
2895 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
2896 * config/rs6000/titan.md (titan_fp): Add fpsimple.
2897 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
2899 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2901 2016-07-05 Kelvin Nilsen <kelvin@gcc.gnu.org>
2903 Backport from mainline r237391
2904 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2906 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2907 RS6000_BTM_MODULO flag into the set of flags that are considered
2908 to be part of the common configuration.
2910 2016-07-04 Jakub Jelinek <jakub@redhat.com>
2913 * tree.c (attribute_value_equal): Use get_attribute_name instead of
2914 directly using TREE_PURPOSE.
2916 2016-07-04 Segher Boessenkool <segher@kernel.crashing.org>
2918 Backport from mainline
2919 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
2922 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
2923 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2925 2016-07-02 Jakub Jelinek <jakub@redhat.com>
2927 Backported from mainline
2928 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2931 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
2932 a constant, force its SUBREG_REG into memory or register instead
2935 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2938 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2939 returned values and add UN*/LTGT/*ORDERED cases with values matching
2940 D operand modifier on vcmp for AVX.
2942 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2944 Backport from trunk r237659
2945 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2947 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2948 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2951 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2954 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2957 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2958 OPTION_MASK_P9_DFORM_VECTOR.
2959 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2960 disable -mpower9-dform-vector when using reload.
2961 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2962 New 'strict' argument. Update all callers. Add strict addressing
2964 (rs6000_legitimate_offset_address_p): Remove call to
2965 virtual_stack_registers_memory_p.
2966 (rs6000_legitimize_reload_address): Add quad address support.
2967 (rs6000_legitimate_address_p): Move call to quad_address_p above
2968 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2969 to account for new strict usage.
2970 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2971 for new strict usage.
2972 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2974 2016-07-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2976 Backport from mainline
2977 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2979 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2980 (BU_FLOAT128_1): Likewise.
2982 (COPYSIGNQ): Likewise.
2983 (RS6000_BUILTIN_NANQ): Likewise.
2984 (RS6000_BUILTIN_NANSQ): Likewise.
2985 (RS6000_BUILTIN_INFQ): Likewise.
2986 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
2987 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
2988 (TARGET_FOLD_BUILTIN): New #define.
2989 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
2990 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
2991 (rs6000_fold_builtin): New target hook implementation, handling
2992 folding of 128-bit NaNs and infinities.
2993 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
2994 entries are filled in to avoid problems during bootstrap
2995 self-test; define builtins for 128-bit NaNs and infinities.
2996 (rs6000_opt_mask): Add entry for float128.
2997 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
2998 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
2999 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
3000 (const_str_type_node): New #define.
3001 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
3002 to a define_expand that dispatches to either copysign<mode>3_soft
3003 or copysign<mode>3_hard.
3004 (copysign<mode>3_hard): Rename from copysign<mode>3.
3005 (copysign<mode>3_soft): New define_insn.
3006 * doc/extend.texi: Document new builtins.
3008 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
3011 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
3014 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
3017 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3019 Backport from trunk r236992
3020 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3022 * config/rs6000/altivec.h (vec_slv): New macro.
3023 (vec_srv): New macro.
3024 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3025 (UNSPEC_VSRV): New value.
3028 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3029 (vsrv): New builtin definition.
3030 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3031 define argument types for new builtin.
3032 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3034 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3037 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
3039 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
3042 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3044 Backport from trunk r237390
3045 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3047 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3048 difference unsigned.
3049 (vec_absdb): New macro for vector absolute difference unsigned
3051 (vec_absdh): New macro for vector absolute difference unsigned
3053 (vec_absdw): New macro for vector absolute difference unsigned word.
3054 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3055 (vadu<mode>3): New insn.
3056 (*p9_vadu<mode>3): New insn.
3057 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3059 (vaduh): New built-in definition.
3060 (vaduw): New built-in definition.
3061 (vadu): New overloaded built-in definition.
3062 (vadub): New overloaded built-in definition.
3063 (vaduh): New overloaded built-in definition.
3064 (vaduw): New overloaded built-in definition.
3065 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3066 overloaded vector absolute difference unsigned functions.
3067 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3068 the ISA 3.0 vector absolute difference unsigned built-in functions.
3070 2016-06-30 David Malcolm <dmalcolm@redhat.com>
3072 Backport from trunk r237880.
3073 2016-06-30 David Malcolm <dmalcolm@redhat.com>
3076 * gcc.c (driver::build_option_suggestions): Pass "option" to
3077 add_misspelling_candidates.
3078 * opts-common.c (add_misspelling_candidates): Add "option" param;
3079 use it to avoid adding negated forms for options marked with
3081 * opts.h (add_misspelling_candidates): Add "option" param.
3083 2016-06-30 Jakub Jelinek <jakub@redhat.com>
3086 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
3087 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
3088 first when permuting bitwise operation with rotate. Cast
3089 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
3091 2016-06-30 Martin Liska <mliska@suse.cz>
3093 Parting backport from mainline
3094 2016-06-29 Martin Liska <mliska@suse.cz>
3096 * ipa-inline-transform.c (inline_call): Remove unnecessary call
3097 of build_optimization_node.
3099 2016-06-29 Eric Botcazou <ebotcazou@adacore.com>
3101 Backport from mainline
3102 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3104 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3106 2016-06-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3108 Back port from trunk
3109 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3111 * stor-layout.c (layout_type): Move setting complex MODE to
3112 layout_type, instead of setting it ahead of time by the caller.
3114 Back port from trunk
3115 2016-05-11 Alan Modra <amodra@gmail.com>
3117 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3118 abi_v4_pass_in_fpr): New functions.
3119 (rs6000_function_arg_boundary): Exclude complex IBM long double
3120 from 64-bit alignment when ABI_V4.
3121 (rs6000_function_arg, rs6000_function_arg_advance_1,
3122 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3124 Back port from trunk
3125 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3127 * machmode.h (mode_complex): Add support to give the complex mode
3129 (GET_MODE_COMPLEX_MODE): Likewise.
3130 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3131 stored by build_complex_type and gfc_build_complex_type instead of
3132 trying to figure out the appropriate mode based on the size. Raise
3133 an assertion error, if the type was not set.
3134 * genmodes.c (struct mode_data): Add field for the complex type of
3136 (blank_mode): Likewise.
3137 (make_complex_modes): Remember the complex mode created in the
3139 (emit_mode_complex): Write out the mode_complex array to map a
3140 type mode to the complex version.
3141 (emit_insn_modes_c): Likewise.
3142 * tree.c (build_complex_type): Set the complex type to use before
3143 calling layout_type.
3144 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3145 support for __float128 complex datatypes.
3146 (rs6000_hard_regno_mode_ok): Likewise.
3147 (rs6000_setup_reg_addr_masks): Likewise.
3148 (rs6000_complex_function_value): Likewise.
3149 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3150 __float128 and __ibm128 complex.
3151 (FLOAT128_IBM_P): Likewise.
3152 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3153 * doc/extend.texi (Additional Floating Types): Document that
3154 -mfloat128 must be used to enable __float128. Document complex
3155 __float128 and __ibm128 support.
3157 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3159 PR tree-optimization/71647
3160 * omp-low.c (lower_rec_input_clauses): Convert
3161 omp_clause_aligned_alignment (c) to size_type_node for the
3162 last argument of __builtin_assume_aligned.
3164 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
3166 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
3168 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3170 Backport from 2016-06-21 trunk r237639.
3173 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3174 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3175 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3177 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3180 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3181 constant addresses if can_create_pseudo_p.
3183 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3185 PR tree-optimization/71588
3186 * tree-ssa-strlen.c (valid_builtin_call): New function.
3187 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3190 Backported from mainline
3191 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3194 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3195 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3196 for conversion of scalar user var to complex type and use the
3197 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3200 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3202 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
3203 with base of reference to struct.
3205 2016-06-20 Ilya Enkovich <ilya.enkovich@intel.com>
3207 Backport from mainline r237484.
3208 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
3211 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
3212 DECL_CONTEXT for copied arguments.
3214 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3215 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3217 Backport from 2016-06-20 trunk r237589, r236558.
3220 * config/avr/avr.md (movqi): Handle loading subreg:qi (const,
3221 symbol_ref,label_ref).
3223 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3226 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
3227 (setcc + and peephole2): Likewise.
3229 2016-06-15 Andreas Tobler <andreast@gcc.gnu.org>
3231 Backported from mainline
3232 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
3234 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
3235 FreeBSD 11 and above.
3237 2016-06-15 Ilya Verbin <ilya.verbin@intel.com>
3239 Backport from mainline
3240 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3242 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3244 2016-06-14 Jakub Jelinek <jakub@redhat.com>
3246 Backported from mainline
3247 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3250 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3251 without LABEL_DECL, set *handled_ops_p to false instead of true.
3253 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3254 Richard Biener <rguenther@suse.de>
3257 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3258 the same as DECL_P (base0) for indirect_base0. Use equality_code
3259 in one further place.
3261 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3263 PR tree-optimization/71405
3264 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3265 incompatible type, build a new clobber with the right type instead
3266 of building a VIEW_CONVERT_EXPR around it.
3268 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3270 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3271 update shared_lookup_references only once after changing operands.
3273 2016-06-13 Richard Biener <rguenther@suse.de>
3275 PR tree-optimization/71505
3276 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3277 assert match comment.
3279 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3281 Backport from mainline
3282 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3285 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3288 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3291 Backport from trunk r237291:
3292 * tree-nested.c (convert_nonlocal_omp_clauses)
3293 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3294 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3295 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3297 Backport from trunk r237291:
3298 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3300 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3302 Backport from trunk r237290:
3303 * omp-low.c (scan_sharing_clauses): Don't expect
3306 Backport trunk r235964:
3307 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3309 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3310 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3313 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3316 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3317 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3319 2016-06-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3321 Back port from trunk
3322 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3324 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3325 alternatives, eliminating preferred register class. Add support
3326 for the MTVSRDD instruction in ISA 3.0.
3327 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3328 reg_or_indexed_operand.
3329 (vsx_splat_v4sf_internal): Likewise.
3331 Back port from trunk
3332 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3335 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3336 for loading up all 0's or all 1's.
3338 Back port from trunk
3339 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3342 * config/rs6000/constraints.md (wE constraint): New constraint
3343 for a vector constant that can be loaded with XXSPLTIB.
3344 (wM constraint): New constraint for a vector constant of a 1's.
3345 (wS constraint): New constraint for a vector constant that can be
3346 loaded with XXSPLTIB and a vector sign extend instruction.
3347 * config/rs6000/predicates.md (xxspltib_constant_split): New
3348 predicates for wE/wS constraints.
3349 (xxspltib_constant_nosplit): Likewise.
3350 (easy_vector_constant): Add support for constants that can be
3351 loaded via XXSPLTIB.
3352 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3353 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3354 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3355 instruction and possibly with a sign extension.
3356 (output_vec_const_move): Add support for XXSPLTIB. If we are
3357 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3358 instead of XXLXOR/XXLORC.
3359 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3361 (rs6000_legitimize_reload_address): Likewise.
3362 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3364 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3365 combine VSX_M and VSX_M2 into one iterator.
3367 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3368 (VSINT_842): Likewise.
3369 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3370 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3371 XXSPLTIB instruction.
3372 (xxspltib_<mode>_nosplit): Likewise.
3373 (xxspltib_<mode>_split): New insn to load up constants with
3374 XXSPLTIB and a sign extend instruction.
3375 (vsx_mov<mode>): Replace single move that handled all vector types
3376 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3377 moves (when -mvsx-timode is in effect) into the main vector
3378 moves. Eliminate separate moves for <VSr> <VSa>, where the
3379 preferred register class (<VSr>) is listed first, and the
3380 secondary register class (<VSa>) is listed second with a '?' to
3381 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3382 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3383 that if the register was involved in a slow operation, the
3384 clear/set operation does not wait for the slow operation to
3385 finish. Adjust the length attributes for 32-bit mode. Use
3386 rs6000_output_move_128bit and drop the use of the string
3387 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3388 spacing so that the alternatives and attributes don't generate
3389 long lines, and put things in columns, so that it is easier to
3390 match up the operands and attributes with the insn alternatives.
3391 (vsx_mov<mode>_64bit): Likewise.
3392 (vsx_mov<mode>_32bit): Likewise.
3393 (vsx_movti_64bit): Fold movti into normal vector moves.
3394 (vsx_movti_32bit): Likewise.
3395 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3397 (vsx_splat_v4si_internal): Likewise.
3398 (vsx_splat_v4sf_internal): Likewise.
3399 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3400 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3401 extend vector elements.
3402 (vsx_sign_extend_hi_<mode>): Likewise.
3403 (vsx_sign_extend_si_v2di): Likewise.
3404 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3406 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3407 constraints. Add trailing period to wL documentation.
3409 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3411 Backport from mainline
3412 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3414 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3415 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3417 2016-06-08 Eric Botcazou <ebotcazou@adacore.com>
3419 Backport from mainline
3420 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3422 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3423 Include the M7 SPARC DFA scheduler.
3424 New attribute v3pipe.
3425 Annotate insns with v3pipe where appropriate.
3426 Define cpu_feature vis4.
3427 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3428 Add (V8QI "8") to vbits.
3429 Add insns {add,sub}v8qi3
3430 Add insns ss{add,sub}v8qi3
3431 Add insns us{add,sub}{v8qi,v4hi}3
3432 Add insns {min,max}{v8qi,v4hi,v2si}3
3433 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3434 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3435 * config/sparc/niagara4.md: Add a comment explaining the
3436 discrepancy between the documented latenty numbers and the
3438 * config/sparc/niagara7.md: New file.
3439 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3440 supports SPARC5 and VIS 4.0 instructions.
3441 * configure: Regenerate.
3442 * config.in: Likewise.
3443 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3444 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3445 TARGET_CPU_niagara7.
3446 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3447 (CPP_CPU_SPEC): Handle niagara7.
3448 (ASM_CPU_SPEC): Likewise.
3449 * config/sparc/sparc-opts.h (processor_type): Add
3451 (mvis4): New option.
3452 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3453 (AS_NIAGARA7_FLAG): Define.
3454 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3455 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3456 (CPP_CPU_SPEC): Handle niagara7.
3457 (ASM_CPU_SPEC): Likewise.
3458 * config/sparc/sparc.c (niagara7_costs): Define.
3459 (sparc_option_override): Handle niagara7 and adjust cache-related
3460 parameters with better values for niagara cpus. Also support VIS4.
3461 (sparc32_initialize_trampoline): Likewise.
3462 (sparc_use_sched_lookahead): Likewise.
3463 (sparc_issue_rate): Likewise.
3464 (sparc_register_move_cost): Likewise.
3465 (dump_target_flag_bits): Support VIS4.
3466 (sparc_vis_init_builtins): Likewise.
3467 (sparc_builtins): Likewise.
3468 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3470 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3472 * config/sparc/sparc.opt (sparc_processor_type): New value
3474 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3476 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3478 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3481 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3483 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3485 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3487 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3488 cpu_32, cpu_64, tune_32 and tune_64.
3489 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3491 2016-06-08 Ilya Verbin <ilya.verbin@intel.com>
3493 Backport from mainline
3494 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3496 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3497 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3498 * config/i386/i386.c (enum ix86_builtins): Add
3499 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3500 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3501 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3502 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3503 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3504 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3505 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3506 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3507 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3508 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3509 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3510 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3511 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3512 __builtin_ia32_cvtps2dq512_mask.
3513 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3514 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3515 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3516 * config/i386/sse.md
3517 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3519 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3520 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3522 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3523 (avx512f_vec_pack_sfix_v8df): New define_expand.
3524 (avx512f_roundpd512): Rename to ...
3525 (avx512f_round<castmode>512): ... this. Change iterator.
3526 (avx512f_roundps512_sfix): New define_expand.
3527 (round<mode>2_sfix): Change iterator.
3529 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3531 Backport from mainline
3532 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3534 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3537 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3541 Copy op1 RTX to avoid invalid sharing.
3542 (ix86_expand_vector_move_misalign): Ditto.
3544 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3546 PR tree-optimization/71259
3547 * tree-vect-slp.c (vect_get_constant_vectors): For
3548 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3549 one for constant op, and use COND_EXPR for non-constant.
3551 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3554 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3557 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3559 2016-06-05 Uros Bizjak <ubizjak@gmail.com>
3561 Backport from mainline
3562 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3563 Jocelyn Mayer <l_indien@magic.fr>
3566 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3567 detect processor family for signature_CENTAUR_ebx.
3568 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3569 signature_CENTAUR_ebx.
3570 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3571 <default>: Pass x86-64 for has_longmode.
3573 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3576 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3577 to noreturn e->callee->decl that has void return type and void
3578 arguments, adjust gimple_call_fntype and remove lhs even if it had
3579 previously addressable type.
3581 2016-06-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3583 Back port from trunk
3584 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3586 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3587 for ISA 3.0 min/max support.
3588 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3589 conditional move support.
3590 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3591 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3593 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3594 conditional moves where the comparison type is different from move
3596 (fp_minmax): New code iterator for smin/smax.
3597 (minmax): New code attributes for min/max.
3598 (SMINMAX): Likewise.
3599 (smax<mode>3): Combine min, max insns into one insn using the
3600 fp_minmax code iterator. Add support for ISA 3.0 min/max
3601 instructions that don't need -ffast-math.
3602 (s<minmax><mode>3): Likewise.
3603 (smax<mode>3_vsx): Likewise.
3604 (smin<mode>3): Likewise.
3605 (s<minmax><mode>3_vsx): Likewise.
3606 (smin<mode>3_vsx): Likewise.
3607 (pre-VSX min/max splitters): Likewise.
3608 (s<minmax><mode>3_fpr): Likewise.
3609 (movsfcc): Rewrite floating point conditional moves to combine
3610 SFmode/DFmode into a single insn.
3611 (mov<mode>cc): Likewise.
3612 (movdfcc): Likewise.
3613 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3614 SFDF2 iterators to handle all combinations.
3615 (fseldfsf4): Likewise.
3616 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3617 (fseldfdf4): Likewise.
3618 (fselsfdf4): Likewise.
3619 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3620 comparison instructions that set a 0/-1 mask, and use it for
3621 floating point conditional move via XXSEL.
3622 (fpmask<mode>): Likewise.
3623 (xxsel<mode>): Likewise.
3624 * config/rs6000/predicates.md (min_max_operator): Delete, no
3626 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3627 instructions that generate a 0/-1 mask for use with XXSEL.
3628 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3629 say whether floating point min/max is available, either through
3630 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3631 (TARGET_MINMAX_DF): Likewise.
3633 Back port from trunk
3634 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3636 * config/rs6000/predicate.md (all_ones_constant): New predicate
3637 for vector constant with all 1's set.
3639 2016-06-02 Kelvin Nilsen <kelvin@gcc.gnu.org>
3641 Back port from trunk
3642 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3644 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3645 (UNSPEC_DARN_32): New unspec constant.
3646 (UNSPEC_DARN_RAW): New unspec constant.
3647 (darn_32): New instruction.
3648 (darn_raw): New instruction.
3649 (darn): New instruction.
3650 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3651 support and documentation for this macro.
3652 (BU_P9_MISC_1): New macro definition.
3653 (BU_P9_64BIT_MISC_0): New macro definition.
3654 (BU_P9_MISC_0): New macro definition.
3655 (darn_32): New builtin definition.
3656 (darn_raw): New builtin definition.
3657 (darn): New builtin definition.
3658 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3659 RS6000_BUILTIN_0 directives to surround each occurrence of
3660 #include "rs6000-builtin.def".
3661 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3662 RS6000_BTM_64BIT flags to the returned mask, depending on
3664 (def_builtin): Correct an error in the assignments made to the
3665 debugging variable attr_string.
3666 (rs6000_expand_builtin): Add support for no-operand built-in
3668 (builtin_function_type): Remove fatal_error assertion that is no
3670 (rs6000_common_init_builtins): Add support for no-operand built-in
3672 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3674 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3676 (RS6000_BTM_64BIT): New macro definition.
3677 * doc/extend.texi: Document __builtin_darn (void),
3678 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3681 2016-06-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3683 Back port from trunk
3684 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3687 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3688 ISA 3.0 xxperm fusion alternative.
3689 (altivec_vperm_v8hiv16qi): Likewise.
3690 (altivec_vperm_<mode>_uns_internal): Likewise.
3691 (vperm_v8hiv4si): Likewise.
3692 (vperm_v16qiv8hi): Likewise.
3694 Back port from trunk
3695 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3696 Kelvin Nilsen <kelvin@gcc.gnu.org>
3698 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3699 vpermr/xxpermr on ISA 3.0.
3700 (altivec_expand_vec_perm_le): Likewise.
3701 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3702 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3705 Back port from trunk
3706 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3708 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3709 parity built-in functions.
3710 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3712 (p9v_parity<mode>2): Likewise.
3713 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3715 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3716 (parity<mode>2): ISA 3.0 expander for vector parity.
3717 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3719 (BU_P9_64BIT_MISC_0): Likewise.
3720 (BU_P9_MISC_0): Likewise.
3721 (BU_P9V_AV_1): Likewise.
3722 (BU_P9V_AV_2): Likewise.
3723 (BU_P9V_AV_3): Likewise.
3724 (BU_P9V_AV_P): Likewise.
3725 (BU_P9V_VSX_1): Likewise.
3726 (BU_P9V_OVERLOAD_1): Likewise.
3727 (BU_P9V_OVERLOAD_2): Likewise.
3728 (BU_P9V_OVERLOAD_3): Likewise.
3729 (VCTZB): Add vector count trailing zeros support.
3733 (VPRTYBD): Add vector parity support.
3734 (VPRTYBQ): Likewise.
3735 (VPRTYBW): Likewise.
3736 (VCTZ): Add overloaded vector count trailing zeros support.
3737 (VPRTYB): Add overloaded vector parity support.
3738 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3739 overloaded vector count trailing zeros and parity instructions.
3740 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3741 vector parity support.
3742 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3743 trailing zeros support.
3744 (vec_cntlz): Likewise.
3745 (vec_vctzb): Likewise.
3746 (vec_vctzd): Likewise.
3747 (vec_vctzh): Likewise.
3748 (vec_vctzw): Likewise.
3749 (vec_vprtyb): Add ISA 3.0 vector parity support.
3750 (vec_vprtybd): Likewise.
3751 (vec_vprtybw): Likewise.
3752 (vec_vprtybq): Likewise.
3753 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3754 the ISA 3.0 vector count trailing zeros and vector parity built-in
3757 Back port from trunk
3758 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3760 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3761 VNEGW/VNEGD instructions.
3762 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3763 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3764 support for ISA 3.0 VNEGW/VNEGD instructions.
3766 Back port from trunk
3767 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3769 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3770 the code into quad_address_p and call it to share code with
3771 vsx_quad_dform_memory_operand.
3772 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3774 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3775 bit instead of being a separate word. Split -mpower9-dform into
3776 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3777 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3778 for the register class supporting 128-bit quad word memory offsets.
3779 (mode_supports_vsx_dform_quad): Helper function to return if the
3780 register class uses quad word memory offsets.
3781 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3782 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3783 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3784 instructions are enabled, set up the appropriate addr_masks for
3786 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3787 -mpower9-dform-scalar, instead of -mpower9-dform.
3788 (rs6000_option_override_internal): Split -mpower9-dform into two
3789 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3790 -mpower9-dform switch sets or clears both. If we are not using
3791 the LRA register allocator, do not enable -mpower9-dform-vector by
3792 default. If we are using LRA, enable -mpower9-dform-vector and
3793 -mvsx-timode if it is appropriate. Issue a warning if either
3794 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3796 (quad_address_offset_p): New helper function to return if the
3797 offset is legal for quad word memory instructions.
3798 (quad_address_p): New function to determin if GPR or vector
3799 register quad word memory addresses are legal.
3800 (mem_operand_gpr): Validate quad word address offsets.
3801 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3802 d-form (register + offset) instructions.
3803 (offsettable_ok_by_alignment): Likewise.
3804 (rs6000_legitimate_offset_address_p): Likewise.
3805 (legitimate_lo_sum_address_p): Likewise.
3806 (rs6000_legitimize_address): Likewise.
3807 (rs6000_legitimize_reload_address): Add more debug statements for
3809 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3810 d-form instructions.
3811 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3812 d-form instructions. Distinguish different cases in debug
3813 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3814 d-form instructions.
3815 (rs6000_preferred_reload_class): Likewise.
3816 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3817 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3818 of the ISA 2.06 indexed memory instructions.
3819 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3820 use them to save/restore the saved vector registers instead of
3821 using Altivec instructions.
3822 (rs6000_emit_epilogue): Likewise.
3823 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3824 (rs6000_opt_masks): Split -mpower9-dform into
3825 -mpower9-dform-scalar and -mpower9-dform-vector.
3826 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3828 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3829 ISA 3.0 vector indexed memory instructions, and fold the code into
3830 the normal mov<mode> patterns.
3831 (p9_vecstore_<mode>): Likewise.
3832 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3834 (vsx_movti_64bit): Likewise.
3835 (vsx_movti_32bit): Likewise.
3836 * config/rs6000/constraints.md (wO constraint): New constraint for
3837 ISA 3.0 vector d-form support.
3838 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3839 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3840 include -mpower9-dform-vector until we switch over to LRA.
3841 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3842 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3843 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3844 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3845 for -mpower9-dform and -mlra.
3846 * doc/md.texi (wO constraint): Document wO constraint.
3848 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3850 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3851 the factor for live Phi nodes.
3853 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3856 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3857 around creation of the temporary.
3859 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3861 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3862 into account live statements for mask producers.
3864 2016-05-31 Richard Biener <rguenther@suse.de>
3866 Backport from mainline
3867 2016-05-11 Richard Biener <rguenther@suse.de>
3870 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3871 (dwarf2out_finish): Move retry_incomplete_types call ...
3872 (dwarf2out_early_finish): ... here.
3874 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3877 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3878 NULL_TREE early if NEON is not available. Remove now redundant check
3879 in ARM_CHECK_BUILTIN_MODE.
3881 2016-05-31 Tom de Vries <tom@codesourcery.com>
3884 2016-05-31 Tom de Vries <tom@codesourcery.com>
3886 PR tree-optimization/69068
3887 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3888 phis with more than two args.
3890 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3892 Backport from mainline
3893 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3895 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3896 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3899 2016-05-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3901 Backport from mainline
3902 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3904 * config/rs6000/altivec.h: Change definitions of vec_xl and
3906 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3907 (LD_ELEMREV_V2DI): New.
3908 (LD_ELEMREV_V4SF): New.
3909 (LD_ELEMREV_V4SI): New.
3910 (LD_ELEMREV_V8HI): New.
3911 (LD_ELEMREV_V16QI): New.
3912 (ST_ELEMREV_V2DF): New.
3913 (ST_ELEMREV_V2DI): New.
3914 (ST_ELEMREV_V4SF): New.
3915 (ST_ELEMREV_V4SI): New.
3916 (ST_ELEMREV_V8HI): New.
3917 (ST_ELEMREV_V16QI): New.
3920 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3921 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3922 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3923 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3924 (altivec_expand_builtin): Add handling for
3925 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3926 (rs6000_invalid_builtin): Add error-checking for
3927 RS6000_BTM_P9_VECTOR.
3928 (altivec_init_builtins): Define builtins used to implement vec_xl
3930 (rs6000_builtin_mask_names): Define power9-vector.
3931 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3932 (RS6000_BTM_P9_VECTOR): Define.
3933 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3934 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3935 (vsx_ld_elemrev_v2df): Likewise.
3936 (vsx_ld_elemrev_v4sf): Likewise.
3937 (vsx_ld_elemrev_v4si): Likewise.
3938 (vsx_ld_elemrev_v8hi): Likewise.
3939 (vsx_ld_elemrev_v16qi): Likewise.
3940 (vsx_st_elemrev_v2df): Likewise.
3941 (vsx_st_elemrev_v2di): Likewise.
3942 (vsx_st_elemrev_v4sf): Likewise.
3943 (vsx_st_elemrev_v4si): Likewise.
3944 (vsx_st_elemrev_v8hi): Likewise.
3945 (vsx_st_elemrev_v16qi): Likewise.
3946 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3949 2016-05-30 Richard Biener <rguenther@suse.de>
3951 Backport from mainline
3952 2016-05-11 Richard Biener <rguenther@suse.de>
3955 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3956 if the langhook insists on it.
3957 * fold-const.c (make_bit_field_ref): Add arg for the original
3958 reference and preserve its alias-set.
3959 (decode_field_reference): Take exp by reference and adjust it
3960 to the original memory reference.
3961 (optimize_bit_field_compare): Adjust callers.
3962 (fold_truth_andor_1): Likewise.
3964 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3967 * fold-const.c (fold_checksum_tree): Allow modification
3968 of TYPE_ALIAS_SET during folding.
3970 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3972 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3973 (visium_expand_copysign): Use gen_int_mode directly.
3974 (visium_compute_frame_size): Minor tweaks.
3976 2016-05-30 Tom de Vries <tom@codesourcery.com>
3979 2016-05-30 Tom de Vries <tom@codesourcery.com>
3981 PR tree-optimization/69067
3982 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3984 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3986 * config/visium/visium-protos.h (split_double_move): Rename into...
3987 (visium_split_double_move): ...this.
3988 (visium_split_double_add): Declare.
3989 * config/visium/visium.c (split_double_move): Rename into...
3990 (visium_split_double_move): ...this.
3991 (visium_split_double_add): New function.
3992 (visium_expand_copysign): Renumber operands for consistency.
3993 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3994 (DFmode move splitter): Likewise.
3995 (*addi3_insn): Split by means of visium_split_double_add.
3996 (*adddi3_insn_flags): Delete.
3997 (*plus_plus_sltu<subst_arith>): New insn.
3998 (*subdi3_insn): Split by means of visium_split_double_add.
3999 (subdi3_insn_flags): Delete.
4000 (*minus_minus_sltu<subst_arith>): New insn.
4001 (*negdi2_insn): Split by means of visium_split_double_add.
4002 (*negdi2_insn_flags): Delete.
4004 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4006 Backport from mainline r236810.
4007 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4010 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4013 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4015 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4016 redundant test and bail out if the type of the new operand is not
4017 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4019 2016-05-24 Martin Sebor <msebor@redhat.com>
4022 * tree.h (complete_or_array_type_p): New inline function.
4024 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4026 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4027 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4028 rather than X86_TUNE_AVOID_4BYTE_PREFIXES. Use SSE_REGS instead
4029 of ALL_SSE_REGS. Return SSE_REGS also when TARGET_AVX.
4031 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4034 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4035 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4036 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4037 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4038 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4040 2016-05-23 Martin Jambor <mjambor@suse.cz>
4042 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4043 default block if a PHI node in the original one would be resized.
4045 2016-05-23 Martin Jambor <mjambor@suse.cz>
4047 PR tree-optimization/70884
4048 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4049 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4050 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4051 of constant pool data as a reason for scalarization.
4053 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4055 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4056 for naked functions.
4057 (thumb1_expand_prologue): Likewise.
4059 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4062 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4063 calls if the LHS is variable length or has addressable type.
4064 If targets[0]->decl is a noreturn call with void return type and
4065 zero arguments, adjust fntype and remove lhs in that case.
4067 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4069 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4070 force pending loads from memory.
4072 2016-05-19 Marek Polacek <polacek@redhat.com>
4074 Backport from mainline
4075 2016-05-19 Marek Polacek <polacek@redhat.com>
4077 PR tree-optimization/71031
4078 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4079 condition and adjust the code a bit.
4081 2016-05-19 Martin Jambor <mjambor@suse.cz>
4084 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4085 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4087 2016-05-19 Martin Jambor <mjambor@suse.cz>
4090 * ipa-inline.h (condition): New field size.
4091 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4092 for comaprison and store it into the new condition.
4093 (evaluate_conditions_for_known_args): Use condition size to check
4094 access sizes for all but CHANGED conditions.
4095 (unmodified_parm_1): New parameter size_p, store access size into it.
4096 (unmodified_parm): Likewise.
4097 (unmodified_parm_or_parm_agg_item): Likewise.
4098 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4099 (set_cond_stmt_execution_predicate): Extract access sizes and store
4101 (set_switch_stmt_execution_predicate): Likewise.
4102 (will_be_nonconstant_expr_predicate): Likewise.
4103 (will_be_nonconstant_predicate): Likewise.
4104 (inline_read_section): Stream condition size.
4105 (inline_write_summary): Likewise.
4106 * lto-streamer.h (LTO_minor_version): Bump.
4108 2016-05-18 Martin Liska <mliska@suse.cz>
4110 Backport from mainline
4111 2016-05-18 Martin Liska <mliska@suse.cz>
4114 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4117 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4120 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4121 lhs if it has TREE_ADDRESSABLE type.
4123 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4126 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4127 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4129 2016-05-17 Thomas Schwinge <thomas@codesourcery.com>
4131 Backport trunk r235748:
4133 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4134 (nvptx_function_value): Assert non-NULL cfun.
4136 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4138 Backport from mainline
4139 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4142 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4144 2016-05-16 Martin Jambor <mjambor@suse.cz>
4146 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4147 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4149 2016-05-16 Martin Jambor <mjambor@suse.cz>
4152 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4153 the outlined kernel function.
4155 2016-05-16 James Norris <jnorris@codesourcery.com>
4157 Backport from mainline r236098.
4158 2016-05-10 James Norris <jnorris@codesourcery.com>
4161 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4162 if offloading is enabled and -fopenacc or -fopenmp is specified.
4163 (CRTOFFLOADEND): Likewise.
4164 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4165 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4167 2016-05-16 Alan Modra <amodra@gmail.com>
4170 2016-05-10 Alan Modra <amodra@gmail.com>
4172 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4173 regrename modifying insns saving lr before __morestack call.
4174 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4175 insns restoring lr after __morestack call.
4177 2016-05-13 Richard Biener <rguenther@suse.de>
4179 Backport from mainline
4180 2016-04-27 Richard Biener <rguenther@suse.de>
4183 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4184 aggregate_value_p to determine if a function result is
4185 returned by reference.
4187 2016-05-06 Richard Biener <rguenther@suse.de>
4190 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4192 2016-05-06 Richard Biener <rguenther@suse.de>
4195 * fold-const.c (split_tree): Always convert to the original type
4198 2016-05-12 Martin Liska <mliska@suse.cz>
4200 Backport from mainline
4201 2016-05-10 Martin Liska <mliska@suse.cz>
4203 * tree-inline.c (remap_dependence_clique): Do not remap
4204 debugging statements.
4206 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4208 Backport from mainline r236171.
4209 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4211 PR tree-optimization/71006
4212 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4213 consider COND_EXPR as a mask producer.
4215 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4217 Backport from mainline
4218 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4221 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4222 when popping the PC and within an interrupt handler routine.
4223 Add missing tab to output of "ldmfd".
4224 (output_return_instruction): Output LDMFD with SP update rather
4225 than POP when returning from interrupt handler.
4227 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4229 Backport from mainline r236088.
4230 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4233 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4234 calls with type casted fndecl.
4236 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4238 Backport from mainline r236086.
4239 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4241 PR tree-optimization/70876
4242 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4243 * gcc/calls.c (initialize_argument_information): Bind bounds
4244 with corresponding args passed by reference.
4246 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4248 Backport from mainline
4249 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4252 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4253 code for a zero scale factor.
4254 (vsx_xvcvdpuxds_scale): Likewise.
4256 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4258 Backported from mainline
4259 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4261 PR tree-optimization/70916
4262 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4263 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4265 2016-05-10 Yuri Rumyantsev <ysrumyan@gmail.com>
4267 Backport from mainline r235962.
4268 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4271 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4272 loop latch destination.
4274 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4276 Backport from mainline
4277 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4279 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4280 ("*fixuns_truncdfdi2_z13")
4281 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4282 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4283 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4285 2016-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
4287 Backport from mainline
4288 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4290 * config/rtems.h (LIB_SPEC): Add -latomic.
4292 2016-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
4294 Backport from mainline
4295 2016-04-27 Joel Sherrill <joel@rtems.org>
4297 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4298 xilink.ld and flags not relevant to RTEMS.
4300 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4302 * config/i386/i386.md (absneg splitters with general regs): Use
4303 general_reg_operand predicate.
4304 (btsq peephole2): Use x86_64_immediate_operand to check if new
4305 value is suitable for immediate operand. Generate emitted insn
4306 using RTL expressions.
4307 (btcq peephole2): Ditto.
4308 (btrq peephole2): Ditto. Generate correct immediate operand
4311 2016-05-07 Tom de Vries <tom@codesourcery.com>
4314 2016-05-07 Tom de Vries <tom@codesourcery.com>
4316 PR tree-optimization/70956
4317 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4320 2016-05-06 Marek Polacek <polacek@redhat.com>
4322 Backported from mainline
4323 2016-05-06 Marek Polacek <polacek@redhat.com>
4326 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4328 2016-05-06 Marek Polacek <polacek@redhat.com>
4330 Backported from mainline
4331 2016-04-29 Marek Polacek <polacek@redhat.com>
4332 Jakub Jelinek <jakub@redhat.com>
4335 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4336 TARGET_EXPR_SLOT as a base.
4338 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4340 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4342 (compute_samebase_partition_bases): Fix typo.
4344 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4346 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4347 occurence with frame_offset_ ones.
4349 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4352 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4353 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4354 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4355 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4356 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4358 2016-04-28 Eric Botcazou <ebotcazou@adacore.com>
4360 Backport from mainline
4361 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4364 * stor-layout.h (internal_reference_types): Delete.
4365 * stor-layout.c (reference_types_internal): Likewise.
4366 (internal_reference_types): Likewise.
4367 (layout_type) <REFERENCE_TYPE>: Adjust.
4369 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4371 Backport from mainline
4372 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4374 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4375 stxvd2x and stxvw4x built-in functions.
4377 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4379 Backported from mainline
4380 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4383 * config/i386/predicates.md (call_insn_operand): Replace
4384 sibcall_memory_operand with memory_operand.
4386 2016-04-27 Richard Biener <rguenther@suse.de>
4389 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4390 function cummulating used_from_other_partition, externally_visible
4391 and force_output from aliases.
4392 (refered_from_nonlocal_var): Likewise.
4393 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4394 node flags properly.
4396 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4398 Backported from mainline
4399 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4402 * cfgexpand.c (expand_stack_vars): Fix typo.
4404 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4407 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4408 implicitly linear or lastprivate iterator on the outer context.
4410 2016-04-27 Kirill Yukhin <kirill.yukhin@intel.com>
4413 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4414 Extract AVX-512BW constraint from AVX.
4416 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4418 * BASE-VER: Set to 6.1.1.
4420 2016-04-27 Release Manager
4422 * GCC 6.1.0 released.
4424 2016-04-25 Richard Biener <rguenther@suse.de>
4426 PR tree-optimization/70780
4427 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4429 (compute_antic): Mark blocks with abnormal preds as visited as
4430 they have a final empty antic-in solution already.
4432 2016-04-22 H.J. Lu <hongjiu.lu@intel.com>
4434 Backport from mainline
4435 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4437 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4439 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4441 * system.h (list, map, set, vector): Include conditionally.
4442 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4443 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4444 * ipa-icf.c (INCLUDE_LIST): Define.
4445 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4446 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4447 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4448 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4449 * cp/logic.cc (INCLUDE_LIST): Define.
4450 * fortran/trans-common.c (INCLUDE_MAP): Define.
4452 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4454 * auto-profile.c: Remove <string.h> include.
4455 * ipa-icf-gimple.c: Remove <list> include.
4456 * diagnostic.c: Remove <new> include.
4457 * genmatch.c: Likewise.
4458 * pretty-print.c: Likewise.
4459 * toplev.c: Likewise
4460 * c/c-objc-common.c: Likewise.
4461 * cp/error.c: Likewise.
4462 * fortran/error.c: Likewise.
4464 2016-04-21 Richard Biener <rguenther@suse.de>
4467 * fold-const.c (fold_comparison): Return properly typed
4470 2016-04-20 Andrew Pinski <apinski@cavium.com>
4471 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4474 * config/aarch64/aarch64.md (sibcall): Force call
4475 address to be DImode for ILP32.
4476 (sibcall_value): Likewise.
4478 2016-04-20 Marek Polacek <polacek@redhat.com>
4480 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4483 2016-04-20 Marek Polacek <polacek@redhat.com>
4485 PR tree-optimization/70725
4486 * tree-if-conv.c (is_false_predicate): New function.
4487 (predicate_mem_writes): Use it.
4489 2016-04-20 Richard Biener <rguenther@suse.de>
4491 PR tree-optimization/70726
4492 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4493 shift amounts from a pattern stmt operand.
4495 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4498 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4499 stack_restore_from_fpr pattern when restoring r15.
4500 (s390_optimize_prologue): Strip away the memory barrier in the
4501 parallel when trying to get rid of restore insns.
4502 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4503 definition for loading the stack pointer from an FPR. Compared to
4504 the normal move insn this pattern includes a full memory barrier.
4506 2016-04-19 Richard Biener <rguenther@suse.de>
4508 PR tree-optimization/70724
4509 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4510 restoring out from ...
4511 (free_scc_vn): ... here.
4512 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4513 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4515 (pass_fre::execute): Restore SSA info.
4517 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4519 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4521 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc
4523 Mention Solaris 11 packaging changes.
4524 Update gas and gld requirements.
4525 Remove reference to pre-Solaris 10 bug.
4526 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4528 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4531 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4534 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4535 armv8.1-a and armv8.1-a+crc.
4537 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4539 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4540 unless compiling with at least GCC-4.8.
4542 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4545 * config/i386/sse.md (define_insn "<avx512>_vec_dup<mode><mask_name>"):
4546 Fix mode size check.
4548 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4550 * BASE-VER: Set to 6.0.1.
4551 * DEV-PHASE: Set to prerelease.
4553 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4555 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4557 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4559 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4560 architecture revisions.
4562 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4564 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4565 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4566 * config/i386/i386.md (stack decrement to push peepholes): Guard
4567 with !x86_using_red_zone ().
4569 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4572 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4573 to dump_generic_node.
4574 (NIY): Pass also flags to do_niy.
4576 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4578 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4579 (simd_clone_vector_of_formal_parm_types)
4580 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4581 (simd_clone_mangle, simd_clone_create)
4582 (simd_clone_adjust_return_type, create_tmp_simd_array)
4583 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4584 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4585 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4586 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4587 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4588 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move
4590 * omp-simd-clone.c: ... this new file.
4591 (simd_clone_vector_of_formal_parm_types): Make it static.
4592 * Makefile.in (OBJS): Add omp-simd-clone.o.
4594 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4597 * config/i386/sse.md: Use proper memory operand
4601 2016-04-15 Richard Biener <rguenther@suse.de>
4602 Alan Modra <amodra@gmail.com>
4604 PR tree-optimization/70130
4605 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4606 when alignment stays not the same and no not use the realign
4609 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4612 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4613 direct move handlers for KFmode. Change TFmode handlers test from
4614 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4616 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4619 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4620 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4621 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4622 * tree-ssa-live.c (remove_unused_scope_block_p): When
4623 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4624 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4625 block_ultimate_origin is FUNCTION_DECL.
4626 (remove_unused_locals): If current_function_decl is
4627 polymorphic_ctor_dtor_p, pass initial true to
4628 remove_unused_scope_block_p' is_ctor_dtor_block.
4630 2016-04-14 Martin Sebor <msebor@redhat.com>
4635 * doc/extend.texi (Variable Length): Revert.
4637 2016-04-14 Marek Polacek <polacek@redhat.com>
4638 Jan Hubicka <hubicka@ucw.cz>
4641 * tree.c (verify_type): Disable the canonical type of main variant
4644 2016-04-14 Jason Merrill <jason@redhat.com>
4646 * cfgexpand.c, expr.c: Revert previous change.
4648 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4651 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4652 when building a mem ref for the incoming reduction variable.
4654 2016-04-14 Richard Biener <rguenther@suse.de>
4656 PR tree-optimization/70614
4657 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4658 loop if the evolution dropped to chrec_dont_know.
4659 (interpret_condition_phi): Likewise.
4661 2016-04-14 Richard Biener <rguenther@suse.de>
4663 PR tree-optimization/70623
4664 * tree-ssa-pre.c (changed_blocks): Make global ...
4665 (compute_antic): ... local here. Move and fix worklist
4666 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4667 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4668 worklist handling, dump when ANTIC_IN changed.
4669 (compute_partial_antic_aux): Remove worklist handling.
4670 (init_pre): Do not compute post dominators. Add a comment about
4671 the CFG order chosen.
4672 (fini_pre): Do not free post dominators.
4674 2016-04-13 Martin Sebor <msebor@redhat.com>
4679 * doc/extend.texi (Variable Length): Document C++ specifics.
4681 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4684 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4685 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4686 eh edges have been purged.
4689 * tree-sra.c (create_access_replacement,
4690 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4692 * tree-pretty-print.c (dump_fancy_name): New function.
4693 (dump_decl_name, dump_generic_node): Use it.
4695 2016-04-13 Jason Merrill <jason@redhat.com>
4697 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4698 * expr.c (expand_expr_real_1): Likewise.
4700 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4702 * config/i386/i386.md (kunpckhi): Swap operands.
4703 (kunpcksi): Likewise.
4704 (kunpckdi): Likewise.
4705 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4706 (vec_pack_trunc_<mode>): Likewise.
4708 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4711 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4714 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4715 gimplification turns some element into non-constant.
4718 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4719 * explow.c (convert_memory_address_addr_space_1): No longer static,
4720 add NO_EMIT argument and don't call convert_modes if true, pass
4721 it down recursively, remove break after return.
4722 (convert_memory_address_addr_space): Adjust caller.
4723 * simplify-rtx.c (simplify_unary_operation_1): Call
4724 convert_memory_address_addr_space_1 instead of convert_memory_address,
4725 if it returns NULL, don't simplify.
4727 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4730 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4732 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4734 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4735 Bump the upper SIMDLEN limits, so that if the return type or
4736 characteristic type if the return type is void can be passed in
4737 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4740 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4743 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4744 Do not use "=" constraint on an input constraint.
4745 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4746 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4747 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4748 generates (neg (abs ...)) instead of (abs ...).
4750 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4752 PR rtl-optimization/70596
4753 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4754 just invalidate LRA data and reset them. Adjust dump wording.
4756 2016-04-12 Martin Liska <mliska@suse.cz>
4759 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4761 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4763 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4764 max_loop_iterations_int.
4765 (tree_unswitch_outer_loop): Likewise.
4766 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4767 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4769 2016-04-12 Tom de Vries <tom@codesourcery.com>
4771 PR tree-optimization/68756
4772 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4773 instead of new_name.
4775 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4777 PR tree-optimization/70602
4778 * tree-sra.c (generate_subtree_copies): Don't write anything into
4779 constant pool decls.
4781 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4782 regardless whether there are depend clauses or not.
4784 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4787 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4788 target attribute and pragma from changing the -mfloat128
4789 and -mfloat128-hardware options.
4791 * doc/extend.texi (Additional Floating Types): Document PowerPC
4792 __float128 restrictions.
4794 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4797 * config/aarch64/driver-aarch64.c
4798 (aarch64_get_extension_string_for_isa_flags): New.
4799 (arch_extension): Rename to...
4800 (aarch64_arch_extension): ...This.
4801 (ext_to_feat_string): Rename to...
4802 (aarch64_extensions): ...This.
4803 (aarch64_core_data): Keep track of architecture extension flags.
4804 (cpu_data): Rename to...
4805 (aarch64_cpu_data): ...This.
4806 (aarch64_arch_driver_info): Keep track of architecture extension
4808 (get_arch_name_from_id): Rename to...
4809 (get_arch_from_id): ...This, change return type.
4810 (host_detect_local_cpu): Update and reformat for renames, handle
4811 extensions through common infrastructure.
4813 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4816 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4817 track of a canonical flag name.
4818 (all_extensions): Likewise.
4819 (arch_to_arch_name): Also track extension flags enabled by the arch.
4820 (all_architectures): Likewise.
4821 (aarch64_parse_extension): Move to here.
4822 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4824 (aarch64_rewrite_selected_cpu): Update for above change.
4825 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4826 are handled, such that the single explicit value enabled by an
4827 extension is kept seperate from the implicit values it also enables.
4828 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4830 (aarch64_parse_extension): New.
4831 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4832 here to config/aarch64/aarch64-protos.h.
4833 (aarch64_parse_extension): Move from here to
4834 common/config/aarch64/aarch64-common.c.
4835 (aarch64_option_print): Update.
4836 (aarch64_declare_function_name): Likewise.
4837 (aarch64_start_file): Likewise.
4838 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4839 the canonical flag for extensions.
4840 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4843 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4845 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4848 2016-04-09 Tom de Vries <tom@codesourcery.com>
4850 PR tree-optimization/68953
4851 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4852 first to last subscript.
4854 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4856 PR tree-optimization/70586
4857 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4860 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4864 PR tree-optimization/70373
4868 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4869 clauses for acc parallel reductions as necessary. Error on those
4871 * omp-low.c (scan_sharing_clauses): Don't install variables which
4872 are used in acc parallel reductions.
4873 (lower_rec_input_clauses): Remove dead code.
4874 (lower_oacc_reductions): Add support for reference reductions.
4875 (lower_reduction_clauses): Remove dead code.
4876 (lower_omp_target): Don't remap variables appearing in acc parallel
4878 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4880 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4883 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4884 with multiple SSA_NAME defs, force the outputs other than first
4885 to be live before calling live_track_process_def on each output.
4887 PR rtl-optimization/70574
4888 * fwprop.c (forward_propagate_and_simplify): Don't add
4889 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4890 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4891 paradoxical subregs within *loc.
4893 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4895 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4896 -ftree-parallelize-loops={0,1}.
4897 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4898 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4899 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4900 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4901 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4903 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4906 * asan.c (instrument_derefs): If we get unknown location, extract it
4908 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4910 2016-04-08 Tom de Vries <tom@codesourcery.com>
4912 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4913 implicit firstprivate clause.
4915 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4918 * config/arm/thumb2.md (tst + branch-> lsls + branch
4919 peephole below *orsi_not_shiftsi_si): Require that condition
4920 register is dead after the peephole.
4921 (second peephole after the above): Likewise.
4923 2016-04-08 Alan Modra <amodra@gmail.com>
4926 * builtins.c (fold_builtin_classify): For IBM extended precision,
4927 look at just the high-order double to test for NaN.
4928 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4929 test just the high double for Inf but both doubles for subnormal
4932 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4934 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4935 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4936 node->simdclone->mask_mode != VOIDmode masks.
4937 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4938 earlier, use it instead of node->simdclone.
4939 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4940 Set clonei->mask_mode.
4942 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4945 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4946 Pass it through to cp_parser_already_scoped_statement.
4947 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4948 it through to cp_parser_statement.
4949 (cp_parser_statement): Pass IF_P through to
4950 cp_parser_iteration_statement.
4951 (cp_parser_pragma): Adjust call to
4952 cp_parser_iteration_statement.
4954 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4957 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4958 resolve a future -Wparentheses warning.
4959 * omp-low.c (scan_sharing_clauses): Likewise.
4960 * tree-parloops.c (eliminate_local_variables): Likewise.
4962 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4964 PR rtl-optimization/70398
4965 * lra-constraints.c (process_address_1): Check zero scale and code
4966 for reloading with zero scale.
4968 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4970 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4971 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4973 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4975 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4976 Add support for AVX512F clones, include them by default for
4977 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4978 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4982 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4983 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4984 firstprivate clauses.
4985 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
4986 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
4987 (lower_omp_target): Set TREE_NO_WARNING for
4988 non-addressable possibly uninitialized vars which are copied into
4989 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
4991 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
4993 * config/pa/predicates.md (integer_store_memory_operand): Accept
4994 REG+D operands with a large offset when reload_in_progress is true.
4995 (floating_point_store_memory_operand): Likewise.
4997 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5000 * match.pd (nested int casts): Limit to GIMPLE.
5002 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5005 * ipa-devirt.c (maybe_record_node): Fix comment; use
5006 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5008 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5010 PR rtl-optimization/70542
5011 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5012 if there are any uses other than insn or debug insns.
5014 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5015 Jakub Jelinek <jakub@redhat.com>
5017 PR tree-optimization/70509
5018 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5019 Shift HOST_WIDE_INT_1U instead of 1.
5021 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5023 PR tree-optimization/70509
5024 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5025 of the vector base type for index.
5027 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5030 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5032 2016-04-05 Richard Biener <rguenther@suse.de>
5034 PR tree-optimization/70526
5035 * tree-sra.c (build_ref_for_offset): Use prev_base to
5036 extract the alias pointer type.
5038 2016-04-05 Richard Biener <rguenther@suse.de>
5040 * dse.c (struct store_info): Remove alias_set member.
5041 (struct read_info_type): Likewise.
5042 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5043 spill_deleted, clear_alias_set_lookup): Remove.
5044 (get_group_info): Remove dead base == NULL_RTX case.
5045 (dse_step0): Remove initialization of removed variables.
5046 (delete_dead_store_insn): Reomve alias set dumping.
5047 (free_read_records): Remove alias_set handling.
5048 (canon_address): Remove alias_set_out parameter.
5049 (record_store): Remove spill_alias_set, it's always zero.
5050 (check_mem_read_rtx): Likewise.
5051 (dse_step2): Rename from ...
5052 (dse_step2_nospill): ... this. Adjust.
5053 (scan_stores): Rename from ...
5054 (scan_stores_nospill): ... this.
5055 (scan_reads): Rename from ...
5056 (scan_reads_nospill): ... this.
5057 (scan_stores_spill, scan_reads_spill): Remove.
5058 (dse_step3_scan): Remove for_spills argument which is always false.
5059 (dse_step3): Likewise.
5060 (dse_step5): Rename from ...
5061 (dse_step5_nospill): ... this. Remove alias_set handling.
5062 (rest_of_handle_dse): Adjust.
5064 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5067 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5068 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5069 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5070 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5072 2016-04-05 Richard Biener <rguenther@suse.de>
5075 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5076 non-register type temporaries into SSA.
5078 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5081 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5082 calls when sanitizing.
5083 (possible_polymorphic_call_target_p): Fix formatting.
5085 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5086 Jakub Jelinek <jakub@redhat.com>
5089 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5090 to ensure a call statement is compatible with a built-in's
5092 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5095 2016-04-04 Richard Biener <rguenther@suse.de>
5097 PR rtl-optimization/70484
5098 * rtl.h (canon_output_dependence): Declare.
5099 * alias.c (canon_output_dependence): New function.
5100 * dse.c (record_store): Use canon_output_dependence rather
5101 than canon_true_dependence.
5103 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5106 * cgraph.h (symtab_node::copy_visibility_from): New function.
5107 * symtab.c (symtab_node::copy_visibility_from): New function.
5108 * ipa-visibility.c (optimize_weakref): New function.
5109 (function_and_variable_visibility): Use it.
5111 2016-04-04 Martin Liska <mliska@suse.cz>
5114 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5115 value that is really in range handled by SBR instruction.
5116 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5117 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5118 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5120 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5124 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5125 set, but not for SP_REG operands.
5127 2016-04-02 Martin Sebor <msebor@redhat.com>
5130 * fold-const.c (maybe_nonzero_address): New function.
5131 (fold_comparison): Call it. Fold equality and relational
5132 expressions involving null pointers.
5133 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5135 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5137 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5138 the "Y" constraint (scalar FP 0.0 immediate).
5140 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5141 Add the "const_double" to the list of operand constraints.
5143 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5145 PR rtl-optimization/70467
5146 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5147 If low word of the last operand is 0, just emit addition/subtraction
5150 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5153 * config/s390/s390.c (s390_expand_insv): Check for everything
5154 constant instead of just VOIDmode stuff.
5156 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5159 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5161 2016-04-01 Nathan Sidwell <nathan@acm.org>
5163 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5165 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5167 PR rtl-optimization/70461
5168 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5171 2016-03-31 Martin Liska <mliska@suse.cz>
5174 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5175 a tree value or an immediate integer value to a buffer
5176 that is eventually copied to a BRIG section.
5177 (emit_immediate_operand): Call the function here.
5178 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5179 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5180 of class' fields that are removed.
5181 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5182 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5183 m_brig_repr_size fields.
5185 2016-03-31 Martin Liska <mliska@suse.cz>
5188 * hsa-gen.c (hsa_function_representation::update_dominance): New
5190 (convert_addr_to_flat_segment): Likewise.
5191 (gen_hsa_memory_set): New alignment argument.
5192 (gen_hsa_ctor_assignment): Likewise.
5193 (gen_hsa_insns_for_single_assignment): Provide alignment
5194 to gen_hsa_ctor_assignment.
5195 (gen_hsa_insns_for_direct_call): Add new argument.
5196 (expand_lhs_of_string_op): New function.
5197 (expand_string_operation_builtin): Likewise.
5198 (expand_memory_copy): New function.
5199 (expand_memory_set): New function.
5200 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5201 (convert_switch_statements): Change signature.
5202 (generate_hsa): Use a return value of the function.
5203 (pass_gen_hsail::execute): Do not call
5204 convert_switch_statements here.
5205 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5206 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5207 (hsa_function_representation::update_dominance): New function.
5209 2016-03-31 Martin Liska <mliska@suse.cz>
5212 * hsa-brig.c (emit_directive_variable): Emit alignment
5213 according to hsa_symbol::m_align.
5214 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5215 (dump_hsa_symbol): Dump alignment of HSA symbols.
5216 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5217 (gen_hsa_addr_with_align): New function.
5218 (hsa_bitmemref_alignment): Use newly added function.
5219 (gen_hsa_insns_for_load): Likewise.
5220 (gen_hsa_insns_for_store): Likewise.
5221 (gen_hsa_memory_copy): New argument added.
5222 (gen_hsa_insns_for_single_assignment): Respect
5223 alignment for assignments processed via gen_hsa_memory_copy.
5224 (gen_hsa_insns_for_direct_call): Likewise.
5225 (gen_hsa_insns_for_return): Likewise.
5226 (gen_function_def_parameters): Set default alignment.
5227 * hsa.c (hsa_object_alignment): New function.
5228 (hsa_byte_alignment): Pasted function.
5229 * hsa.h (hsa_symbol::m_align): New field.
5231 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5233 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5234 scratch field for goto case.
5236 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5238 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5240 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5243 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5244 (scalar_chain::convert_insn): Call convert_op for reg
5245 moves to handle undefined registers.
5247 2016-03-31 Nathan Sidwell <nathan@acm.org>
5250 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5251 Assert we don't want to move backwards.
5253 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5256 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5258 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5260 PR rtl-optimization/70460
5261 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5262 with operand from REG_LABEL_OPERAND, instead substitute
5263 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5264 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5266 2016-03-31 Martin Liska <mliska@suse.cz>
5268 * passes.c (execute_one_pass): Do not call
5269 todo_after for a discarded function.
5271 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5273 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5274 (no_cost, infinite_cost): Initialize the new field.
5275 (get_computation_cost_at): Record setup cost.
5276 (determine_use_iv_cost_address): Skip cost computation for sub
5277 uses if we can estimate it without losing accuracy.
5279 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5281 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5283 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5284 max_loop_iterations_int.
5285 (tree_unswitch_outer_loop): Likewise.
5286 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5287 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5289 2016-03-30 Richard Biener <rguenther@suse.de>
5292 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5294 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5297 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5298 in gen_blendm expander.
5300 2016-03-30 Nick Clifton <nickc@redhat.com>
5303 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5304 case where we are already provided with an SImode SUBREG.
5306 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5309 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5310 conflict between DRAP register and __builtin_eh_return.
5312 2016-03-30 Michael Matz <matz@suse.de>
5313 Richard Biener <rguenther@suse.de>
5316 * ipa-polymorphic-call.c (struct type_change_info): Change
5317 speculative to an unsigned allowing to limit the work we do.
5318 (csftc_abort_walking_p): New inline function..
5319 (check_stmt_for_type_change): Limit the number of may-defs
5320 skipped for speculative devirtualization to
5321 max-speculative-devirt-maydefs.
5322 * params.def (max-speculative-devirt-maydefs): New param.
5323 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5325 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5328 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5331 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5333 PR tree-optimization/59124
5334 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5335 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5337 2016-03-29 Jeff Law <law@redhat.com>
5339 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5341 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5343 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5346 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5348 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5349 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5350 gcrt0.o if linking dynamically.
5352 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5355 * ipa-devirt.c (methods_equal_p): New function.
5356 (compare_virtual_tables): Use it.
5357 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5358 * cgraphclones.c (clone_function_name_1): Use
5359 symbol_table::symbol_suffix_separator.
5360 * coverage.c (build_var): Likewise.
5361 * symtab.c (symbol_table::symbol_suffix_separator): New.
5363 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5365 PR rtl-optimization/70429
5366 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5367 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5368 mode != result_mode.
5371 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5373 PR tree-optimization/70405
5374 * ssa-iterators.h (num_imm_uses): Add missing braces.
5376 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5378 PR rtl-optimization/68695
5379 * ira-color.c (allocno_copy_cost_saving): New.
5380 (improve_allocation): Use it.
5382 2016-03-29 Richard Henderson <rth@redhat.com>
5385 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5387 2016-03-29 Richard Biener <rguenther@suse.de>
5390 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5391 use alignment returned by get_pointer_alignment_1 if it is
5392 bigger than BITS_PER_UNIT.
5393 * builtins.c (get_pointer_alignment_1): Do not return true
5394 for alignment extracted from SSA info.
5396 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5398 * config/ft32/ft32.opt (mnodiv): New.
5399 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5400 * doc/invoke.texi (FT32 Options -mnodiv): New.
5402 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5405 * config/i386/i386.md (define_split, andn): Fix modes.
5407 2016-03-26 Richard Biener <rguenther@suse.de>
5408 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5411 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5413 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5414 as 2nd argument to cl_optimization_restore().
5416 2016-03-25 Richard Henderson <rth@redhat.com>
5419 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5420 * config/aarch64/aarch64-protos.h: Declare it.
5421 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5423 2016-03-25 Alan Modra <amodra@gmail.com>
5426 * config/rs6000/constraints.md (j): Simplify.
5427 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5429 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5430 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5431 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5432 in all constraint alternatives.
5433 (movtd_64bit_nodm): Delete "j" constraint alternative.
5435 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5437 * tree-ssa-propagate.c: Enhance docs for
5438 SSA_PROP_NOT_INTERESTING.
5440 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5442 * doc/extend.texi: Fix typo in documentation to pure attribute.
5444 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5447 * config/pa/pa.md (bswapdi2): Use a scratch register.
5449 2016-03-24 Richard Henderson <rth@redhat.com>
5452 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5455 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5458 using ix86_expand_binary_operator instead of gen_andsi3.
5460 2016-03-24 Richard Biener <rguenther@suse.de>
5462 PR tree-optimization/70396
5463 * tree-vect-stmts.c (vectorizable_comparison): Use
5464 get_vectype_for_scalar_type.
5466 2016-03-24 Richard Biener <rguenther@suse.de>
5469 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5470 with register bases.
5472 2016-03-24 Richard Biener <rguenther@suse.de>
5474 PR tree-optimization/70372
5475 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5476 build_all_ones_cst to also handle vector types correctly.
5478 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5481 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5484 2016-03-23 Marek Polacek <polacek@redhat.com>
5487 * doc/invoke.texi: Document -Wignored-attributes.
5489 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5491 PR tree-optimization/69042
5492 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5493 parameter from 30 to 40.
5495 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5497 PR tree-optimization/69042
5498 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5499 for use with constant offset stripped in base.
5501 2016-03-23 Richard Biener <rguenther@suse.de>
5504 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5505 mode compatibility check.
5506 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5508 2016-03-23 Jeff Law <law@redhat.com>
5510 PR tree-optimization/64058
5511 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5513 (struct ssa_conflicts): Move up earlier in the file.
5514 (conflicts_, var_map_): New static variables.
5515 (initialize_conflict_count): New function to initialize the
5516 CONFLICT_COUNT field for each conflict pair.
5517 (compare_pairs): Lazily initialize the conflict count and use it
5518 as the first tie-breaker.
5519 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5520 and wipe conflicts_ and map_ around the call to qsort. Remove
5521 special case for 2 coalesce pairs.
5522 * bitmap.c (bitmap_count_unique_bits): New function.
5523 (bitmap_count_bits_in_word): New function, extracted from
5525 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5526 * bitmap.h (bitmap_count_unique_bits): Declare it.
5528 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5531 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5532 transparent alias chain for decl assembler name.
5533 * config/sol2.c (solaris_assemble_visibility): Likewise.
5535 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5537 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5539 (v10_fdivs): Likewise.
5540 (v10_fdivd): Likewise.
5542 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5545 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5546 to not call fclose twice on file.
5548 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5550 PR tree-optimization/70354
5551 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5552 oprnd0 is wider than oprnd1 and there is a cast from the wider
5553 type to oprnd1, mask it with the mask of the narrower type.
5556 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5557 Optimize TARGET_STV splitters, if high or low word of last argument
5560 2016-03-22 Jeff Law <law@redhat.com>
5563 tree-ssa-threadbackward.c
5564 (fsm_find_control_statement_thread_paths): Correctly distinguish
5565 between old style jump threads vs FSM jump threads.
5567 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5570 * config/i386/i386.c (scalar_chain::convert_op): Support
5571 uninitialized register usage case.
5573 2016-03-22 Richard Biener <rguenther@suse.de>
5576 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5578 (capture::gen_transform): ... to change behavior when substituting
5579 a condition into cond or not-cond expr context.
5580 (dt_simplify::gen_1): Adjust.
5581 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5582 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5583 last change and instead change to
5584 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5585 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5587 2016-03-22 Anthony Green <green@moxielogic.com>
5589 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5590 issue for moxiebox targets.
5591 (CC1PLUS_SPEC): Ditto.
5593 2016-03-22 Richard Biener <rguenther@suse.de>
5596 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5599 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5601 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5603 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5606 * config/i386/i386.c (def_builtin): Handle
5607 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5609 (const struct builtin_description bdesc_special_args[]):
5610 Remove duplicate ISA bits.
5612 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5615 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5616 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5617 in a way that works also for AVX512BW.
5620 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5621 instead of source if operands[1] is xmm16 and above and
5622 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5623 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5626 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5627 on assign if (*from_p) is a comparison, set it to
5628 TREE_NO_WARNING (*from_p).
5630 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5633 * lra.c (restore_scratches): Ignore deleted insns.
5635 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5636 Jakub Jelinek <jakub@redhat.com>
5638 PR tree-optimization/70317
5639 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5642 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5645 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5646 of ix86_expand_move.
5648 (movti): Use general_operand for operand 1 predicate.
5650 2016-03-21 Martin Liska <mliska@suse.cz>
5652 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5654 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5656 2016-03-21 Martin Liska <mliska@suse.cz>
5659 * ipa-icf.c (sem_function::parse): Skip static
5660 constructors and destructors.
5662 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5665 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5666 function-like macro, peek following token(s) if it is followed
5667 by CPP_OPEN_PAREN token with optional padding in between, and
5668 if not, don't treat it like a macro.
5670 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5671 Alexander Monakov <amonakov@ispras.ru>
5673 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5674 for the stabs debug format.
5676 2016-03-21 Richard Biener <rguenther@suse.de>
5678 PR tree-optimization/70310
5679 * tree-vect-generic.c (expand_vector_condition): Fold the built
5682 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5685 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5686 Block third alternative for AVX-512VL target,
5688 2016-03-21 Martin Liska <mliska@suse.cz>
5691 * hsa-brig.c (emit_function_directives): Mark unemitted
5692 global variables for emission.
5693 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5694 (get_symbol_for_decl): Likewise.
5695 * hsa.h (struct hsa_symbol): New flag.
5697 2016-03-21 Richard Biener <rguenther@suse.de>
5699 PR tree-optimization/70288
5700 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5701 we do not estimate unsimplified all-constant conditionals or
5702 switches as optimized away.
5704 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5706 PR rtl-optimization/69102
5707 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5708 when we have a readonly dependency context.
5710 2016-03-18 Jeff Law <law@redhat.com>
5712 PR rtl-optimization/70263
5713 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5714 (update_equiv_regs): When trying to move a store to after the insn
5715 that sets the source of the store, make sure the store occurs after
5716 the insn that sets the source of the store. When successful note
5717 the REG_EQUIV note created in the dump file.
5719 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5720 Bernd Schmidt <bschmidt@redhat.com>
5722 * doc/extend.texi: Document more potential problems with basic asms.
5724 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5726 PR rtl-optimization/70278
5727 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5730 2016-03-18 Jason Merrill <jason@redhat.com>
5732 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5734 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5736 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5737 values to 128b regs.
5739 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5741 PR tree-optimization/70252
5742 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5743 boolean vector has a proper number of elements.
5744 (supportable_narrowing_operation): Likewise.
5746 2016-03-18 Tom de Vries <tom@codesourcery.com>
5749 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5751 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5753 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5754 instead of replace_rtx for DEBUG_INSNs.
5756 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5758 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5759 load type reservations.
5761 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5764 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5765 define_constraint for "Q" and "T" constraints.
5767 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5769 Tweak the pipeline model for Exynos M1
5771 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5774 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5777 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5778 where one or both locations aren't within a line_map.
5780 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5783 * opts.c (finish_options): Don't set flag_pie to the default if
5784 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5787 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5789 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5790 true as ALL_REGS argument to replace_rtx.
5792 2016-03-17 Richard Biener <rguenther@suse.de>
5795 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5798 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5801 * rtl.h (replace_rtx): Add ALL_REGS argument.
5802 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5803 equality and assert mode is the same, instead of just rtx pointer
5805 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5806 true as ALL_REGS argument to replace_rtx.
5808 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5810 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5811 for boolean vector with vector mode only.
5812 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5814 2016-03-17 Nick Clifton <nickc@redhat.com>
5817 * config/rx/rx.c (rx_print_integer): Print negative constants in
5820 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5823 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5825 2016-03-16 Richard Henderson <rth@redhat.com>
5826 Richard Biener <rguenth@suse.de>
5831 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5832 first operand as is_gimple_condexpr.
5837 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5838 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5839 Do not gimplify the result.
5840 (do_unop): Adjust call to tree_vec_extract.
5841 (do_binop): Likewise.
5842 (do_compare): Likewise.
5843 (do_plus_minus): Likewise.
5844 (do_negate): Likewise.
5845 (expand_vector_condition): Likewise.
5846 (do_cond): Likewise.
5848 2016-03-16 Richard Henderson <rth@redhat.com>
5851 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5852 (aarch64_classify_address): Use it.
5853 (aarch64_legitimize_address): Force all subexpressions of PLUS
5854 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5856 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5857 Richard Biener <rguenth@suse.de>
5860 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5861 return to even if only REGNO is equal, and assert
5864 2016-03-11 Jeff Law <law@redhat.com>
5866 PR rtl-optimization/70224
5867 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5869 2016-03-16 Richard Henderson <rth@redhat.com>
5872 * function.h (struct function): Add has_forced_label_in_static.
5873 * gimplify.c (force_labels_r): Set it.
5874 * lto-streamer-in.c (input_struct_function_base): Read it.
5875 * lto-streamer-out.c (output_struct_function_base): Write it.
5876 * tree-inline.c (has_label_address_in_static_1): Remove.
5877 (copy_forbidden): Remove fndecl parameter; test
5878 has_forced_label_in_static.
5879 (inline_forbidden_p): Update call to copy_forbidden.
5880 (tree_versionable_function_p): Likewise.
5881 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5882 (chkp_versioning): Likewise.
5883 * tree-inline.h (copy_forbidden): Update decl.
5885 2016-03-16 Marek Polacek <polacek@redhat.com>
5888 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5889 function being thunked if the result type doesn't have fixed size.
5890 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5891 doesn't have fixed size.
5893 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5895 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5896 reporting malformed loop nest.
5898 2016-03-16 Tom de Vries <tom@codesourcery.com>
5901 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5902 nodes.length () == 1 test to before first nodes[0] access.
5904 2016-03-16 Tom de Vries <tom@codesourcery.com>
5906 PR tree-optimization/68715
5907 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5910 2016-03-16 Tom de Vries <tom@codesourcery.com>
5912 PR tree-optimization/68809
5913 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5916 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5917 Sandra Loosemore <sandra@codesourcery.com>
5919 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5920 on leaf attribute. Mention ELF interposition problems.
5922 2016-03-16 Alan Modra <amodra@gmail.com>
5924 PR rtl-optimization/69195
5925 PR rtl-optimization/47992
5926 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5929 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5932 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5934 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5936 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5938 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5940 PR rtl-optimization/70222
5941 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5942 optimization if mode is different from result_mode, queue up masking
5943 of the result in outer_op. Formatting fix.
5946 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5949 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5951 PR rtl-optimization/69032
5952 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5953 looping backwards over basic block insns.
5955 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5958 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5959 to non-speculative when propagating trap bits.
5961 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5963 PR rtl-optimization/63384
5964 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5967 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5970 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5971 factored out from ...
5972 (sched_analyze_insn): ... here.
5973 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5974 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5975 get_implicit_reg_pending_clobbers in it.
5976 (setup_id_reg_sets): Use setup_id_implicit_regs.
5977 (deps_init_id): Ditto.
5979 2016-03-15 Tom de Vries <tom@codesourcery.com>
5982 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5984 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5985 execute_function_dump.
5986 (execute_one_pass): Don't dump function if it will be dumped after ipa
5989 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5991 * genrecog.c (match_pattern_2): If pred is NULL don't call
5992 safe_predicate_mode on it.
5994 2016-03-14 Jakub Jelinek <jakub@redhat.com>
5997 * lra-constraints.c (delete_move_and_clobber): Change assertion
5998 to also allow dregno == 0.
6000 2016-03-14 Richard Henderson <rth@redhat.com>
6003 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6004 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6005 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6006 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6009 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6012 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6014 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6016 * lra-constraints.c (split_reg): For hard regs, try to find the
6017 biggest single-register mode used in the function.
6019 2016-03-14 Richard Biener <rguenther@suse.de>
6021 PR tree-optimization/56365
6022 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6023 constants to compare against.
6025 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6028 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6029 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6030 (define_split for the GPR case): Use int_reg_operand instead of
6031 gpc_reg_operand for the output.
6033 2016-03-14 Tom de Vries <tom@codesourcery.com>
6035 PR tree-optimization/70045
6036 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6037 create_empty_if_region_on_edge argument.
6039 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6041 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6042 (STACK_CHECK_PROTECT): Likewise.
6043 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6044 (STACK_CHECK_PROTECT): Likewise.
6045 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6046 (STACK_CHECK_PROTECT): Likewise.
6047 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6048 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6049 (STACK_CHECK_PROTECT): Likewise.
6051 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6053 PR rtl-optimization/69307
6054 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6055 registers in modes that span more than one register.
6057 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6060 * lra-constraints.c (delete_move_and_clobber): New.
6061 (remove_inheritance_pseudos): Use it.
6063 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6066 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6067 the libcall is LCT_THROW.
6068 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6069 for the checking routine.
6071 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6074 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6075 optimization if we have direct move.
6076 (roundu32<mode>2_fprs): Likewise.
6078 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6081 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6083 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6084 Arguments swapped. All callers changed. Take reg_renumber into
6085 account, and Calculate and compare register ranges for hard regs.
6087 2016-03-11 Jeff Law <law@redhat.com>
6089 PR tree-optimization/70190
6090 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6091 Handle cases where we can not extract the taken edge, even though we
6092 found a constant value.
6094 PR tree-optimization/64058
6095 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6096 (num_coalesce_pairs): Move up earlier in file.
6097 (find_coalesce_pair): Initialize the INDEX field for each pair
6099 (compare_pairs): No longer sort on the elements in each pair.
6100 Instead break ties with the index of the coalesce pair.
6102 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6105 * config/aarch64/aarch64-protos.h
6106 (aarch64_save_restore_target_globals): New prototype.
6107 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6108 Call the above when popping pragma.
6109 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6111 (aarch64_set_current_function): Rewrite using the above.
6113 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6115 PR tree-optimization/70177
6116 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6117 (extract_ops_from_tree): ... this. In the 2 argument
6118 overload remove _1 suffix.
6119 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6120 (extract_ops_from_tree): ... this.
6121 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6123 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6124 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6125 extract_ops_from_tree instead of 2 operand one.
6127 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6129 PR tree-optimization/70013
6130 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6131 for constant-pool entries.
6133 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6135 PR rtl-optimization/70174
6136 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6137 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6139 PR tree-optimization/70169
6140 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6141 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6144 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6145 Jakub Jelinek <jakub@redhat.com>
6148 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6149 of uninitialized values.
6151 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6153 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6155 ("*trunctddd2"): New pattern definition.
6156 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6159 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6161 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6162 definitions for BFP and DFP rounding modes.
6163 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6164 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6165 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6166 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6169 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6171 * config/s390/constraints.md: Adjust comment.
6172 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6173 s390_decompose_addrstyle_without_index.
6174 * config/s390/predicates.md (shift_count_or_setmem_operand):
6175 Rename to setmem_operand.
6176 * config/s390/s390-protos.h
6177 (s390_decompose_shift_count): Rename to
6178 s390_decompose_addrstyle_without_index.
6179 * config/s390/s390.c (s390_decompose_shift_count)
6180 (s390_mem_constraint, print_shift_count_operand)
6181 (print_operand_address, print_operand): Rename
6182 s390_decompose_shift_count to
6183 s390_decompose_addrstyle_without_index and rename
6184 print_shift_count_operand to print_addrstyle_operand troughout the
6186 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6187 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6188 Rename shift_count_or_setmem_operand to setmem_operand.
6189 * config/s390/vx-builtins.md ("vec_insert<mode>")
6190 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6193 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6196 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6197 Handle overlapping retval and newval.
6199 2016-03-10 Nick Clifton <nickc@redhat.com>
6202 * config/aarch64/aarch64.c
6203 (aarch64_override_options_after_change_1): When forcing
6204 flag_omit_frame_pointer to be true, use a special value that can
6205 be detected if this function is called again, thus preventing
6206 flag_omit_leaf_frame_pointer from being forced to be false.
6208 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6210 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6211 Set x_flag_omit_leaf_frame_pointer when handling
6212 -momit-leaf-frame-pointer.
6214 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6217 * cgraph.c (cgraph_node::dump): Dump split_part and
6218 indirect_call_target.
6219 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6220 * ipa.c (has_addr_references_p): Cleanup.
6221 (is_indirect_call_target_p): New.
6222 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6223 called indirectly as local.
6224 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6226 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6229 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6230 on cxa_pure_virtual.
6232 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6235 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6237 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6240 * tree.c (need_assembler_name_p): Only record main variant type names.
6242 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6245 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6246 Always define to 0 or 1.
6247 (TARGET_FIX_ERR_A53_843419): New macro.
6248 * config/aarch64/aarch64-elf-raw.h
6249 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6250 * config/aarch64/aarch64-linux.h: Likewise.
6251 * config/aarch64/aarch64.c
6252 (aarch64_override_options_after_change_1): Do not default
6253 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6255 (aarch64_attributes): Handle fix-cortex-a53-843419.
6256 (aarch64_can_inline_p): Likewise.
6257 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6259 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6260 Jakub Jelinek <jakub@redhat.com>
6262 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6263 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6264 DECL_COMMONS if flag_unconstrained_commons is set.
6265 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6266 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6267 (funconstrained-commons): Document.
6269 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6271 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6272 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6274 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6276 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6277 has a proper number of elements.
6279 2016-03-10 Alan Modra <amodra@gmail.com>
6281 PR rtl-optimization/69195
6282 PR rtl-optimization/47992
6283 * ira.c (recorded_label_ref): Delete.
6284 (update_equiv_regs): Return void.
6285 (indirect_jump_optimize): New function.
6286 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6287 before regstat_compute_ri. Don't rebuild_jump_labels here.
6288 Delete update_regstat.
6290 2016-03-10 Richard Biener <rguenther@suse.de>
6292 PR tree-optimization/70128
6293 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6294 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6296 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6298 PR tree-optimization/70152
6299 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6300 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6303 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6304 instead of gen_sse2_loadlpd.
6305 * config/i386/sse.md (*vec_concatv2df): Rename to...
6306 (vec_concatv2df): ... this.
6308 PR tree-optimization/70127
6309 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6311 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6315 * diagnostic-show-locus.c (compatible_locations_p): New function.
6316 (layout::layout): Sanitize ranges using compatible_locations_p.
6318 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6322 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6323 location_range param with three const expanded_locations * and a
6325 (layout::layout): Replace call to
6326 rich_location::lazily_expand_location with get_expanded_location.
6327 Extract the range and perform location expansion here, passing
6328 the results to the layout_range ctor.
6329 * diagnostic.c (source_range::debug): Delete.
6330 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6331 of rich_location::get_expanded_location.
6332 * gcc-rich-location.c (get_range_for_expr): Delete.
6333 (gcc_rich_location::add_expr): Reimplement to avoid the
6334 rich_location::add_range overload that took a location_range,
6335 passing a location_t instead.
6337 2016-03-09 Richard Biener <rguenther@suse.de>
6338 Jakub Jelinek <jakub@redhat.com>
6340 PR tree-optimization/70138
6341 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6342 Also skip vect_double_reduction_def.
6344 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6347 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6348 if the operand is "m".
6350 2016-03-09 Nathan Sidwell <nathan@acm.org>
6352 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6354 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6356 * config/i386/i386.c (processor_target_table): Fix cost table
6357 intialization order for znver1.
6359 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6361 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6362 - becuase -> because.
6363 * ipa-reference.c (ignore_module_statics): Likewise.
6364 * cgraph.c (cgraph_node::get_body): Likewise.
6365 * ipa-inline.c (early_inliner): Likewise.
6366 * ipa-devirt.c (types_same_for_odr): Likewise.
6367 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6368 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6370 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6372 * tree-ssa-math-opts.c: Fix typo in comment.
6374 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6377 * config/i386/i386.c (scalar_chain::make_vector_copies,
6378 scalar_chain::convert_reg): Call end_sequence in between
6379 get_insns and emit_conversion_insns rather than after both
6382 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6385 * config/i386/i386.h (machine_function): Add
6386 pc_thunk_call_expanded flag.
6387 (ix86_pc_thunk_call_expanded): New define.
6388 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6389 (*set_got): Rename insn pattern from set_got.
6390 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6391 * config/i386/i386.c (ix86_compute_frame_layout): Use
6392 ix86_pc_thunk_call_expanded to prevent red-zone.
6394 2016-03-07 Martin Jambor <mjambor@suse.cz>
6396 * hsa.h (hsa_get_ctor_statements): Declare.
6397 (hsa_get_dtor_statements): Likewise.
6398 (hsa_get_kernel_dispatch_type): Likewise.
6399 * hsa.c (hsa_get_ctor_statements): New function.
6400 (hsa_get_dtor_statements): Likewise.
6401 (hsa_get_kernel_dispatch_type): Likewise.
6402 * hsa-brig.c (hsa_cdtor_statements): Removed.
6403 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6404 hsa_get_dtor_statements.
6405 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6406 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6408 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6410 * config/arm/arm-cores.def (cortex-r8): New.
6411 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6412 * config/arm/arm-tune.md: Likewise.
6413 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6415 2016-03-07 Martin Sebor <msebor@redhat.com>
6417 PR rtl-optimization/19705
6418 * doc/invoke.texi (Options That Control Optimization): Clarify
6419 -fno-branch-count-reg.
6421 2016-02-26 Richard Biener <rguenther@suse.de>
6422 Jeff Law <law@redhat.com>
6424 PR tree-optimization/69740
6425 * cfghooks.c (remove_edge): Request loop fixups if we delete
6426 an edge that might turn an irreducible loop into a natural
6428 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6429 Move after definition of loops_state_clear.
6431 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6433 PR rtl-optimization/69052
6434 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6437 2016-03-07 Tom de Vries <tom@codesourcery.com>
6439 PR tree-optimization/70116
6440 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6441 is_tm_ending stmts and ubsan/asan internal functions.
6442 (find_duplicate): Use it. Don't test is_tm_ending here.
6444 2016-03-07 Richard Biener <rguenther@suse.de>
6446 PR tree-optimization/70115
6447 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6448 (propagate_constants_for_unrolling): Use replace_uses_by.
6450 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6453 * omp-low.c (struct oacc_loop): Add ifns.
6454 (new_oacc_loop_raw): Initialize it.
6455 (finish_oacc_loop): Clear mask & flags if no ifns.
6456 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6457 (oacc_loop_xform_loop): Add ifns arg & adjust.
6458 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6460 2016-03-07 Richard Henderson <rth@redhat.com>
6463 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6464 (insert_value_copy_on_edge): Likewise.
6466 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6468 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6470 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6473 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6475 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6477 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6479 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6481 Fix sseimul type attribute.
6482 * config/i386/znver1.md
6483 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6484 znver1_sseimul_avx256_load) : Fix the type attribute.
6485 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6486 pipe usage and latency.
6488 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6491 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6492 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6495 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6498 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6500 PR rtl-optimization/69941
6501 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6502 the reg share its mode.
6504 2016-03-04 Jeff Law <law@redhat.com>
6506 PR tree-optimization/69196
6507 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6508 If the both SSA_NAMEs are anonymous, then consider them unassociated
6509 and include the PHI in the statement count.
6511 2016-03-05 Tom de Vries <tom@codesourcery.com>
6513 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6514 construct in oacc routine. Check for oacc region in oacc routine.
6516 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6519 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6520 2016-02-22 changes, instead don't recurse if RECUR is already true.
6521 Don't change *dynamic_check if RECUR. Adjust recursive caller
6522 to pass true to the new argument.
6523 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6526 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6527 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6529 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6531 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6533 PR rtl-optimization/57676
6534 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6537 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6539 * tree-vect-patterns.c (search_type_for_mask): Handle
6540 comparison of booleans.
6542 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6544 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6548 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6549 all other ops that have dw_val_class_die_ref operands,
6550 and DW_OP_GNU_entry_value.
6552 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6554 PR rtl-optimization/69904
6555 * config/arm/arm.c (arm_cannot_copy_insn_p):
6556 Return true for load-exclusive instructions.
6558 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6561 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6562 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6563 the pattern no matter if it is used just by non-pattern, pattern
6565 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6566 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6567 oprnd1 def_stmt is in pattern, don't look through it.
6569 2016-03-03 Marek Polacek <polacek@redhat.com>
6572 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6574 2016-03-03 Martin Liska <mliska@suse.cz>
6576 PR tree-optimization/70043
6577 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6578 previous statement if we see a debug statement.
6580 2016-03-03 Richard Biener <rguenther@suse.de>
6582 PR tree-optimization/55936
6583 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6584 parameter and guard unsafe equivalence use.
6585 (vrp_evaluate_conditional_warnv_with_ops): Always use
6586 safe equivalences but not via the quadratic compare_names
6589 2016-03-03 Michael Collison <michael.collison@linaro.org>
6592 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6593 for operand 1 to s_register_operand. Change predicate for operand
6594 2 to arm_not_immediate_operand.
6596 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6598 * doc/tm.texi: Regenerated.
6600 2016-03-02 Richard Henderson <rth@redhat.com>
6603 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6604 simplification when all args are positive non-fixed registers.
6606 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6608 * target.def (lra_p): Specify that new ports should use LRA.
6610 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6613 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6614 gimplify_type_sizes the type they refer to.
6615 (omp_notice_variable): Handle reference vars to VLAs.
6616 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6617 reference to VLA decls in the second pass instead of first pass.
6619 2016-03-02 Tom de Vries <tom@codesourcery.com>
6621 PR tree-optimization/68659
6622 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6623 new_expr == NULL_TREE.
6624 (get_new_name): Handle ADDR_EXPR.
6626 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6628 PR rtl-optimization/69052
6629 * loop-invariant.c (canonicalize_address): New function.
6630 (inv_can_prop_to_addr_use): Check validity of address expression
6631 which is canonicalized by above function.
6633 2016-03-02 Alan Modra <amodra@gmail.com>
6636 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6639 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6642 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6643 (*movhi_internal): Put mask moves from and to memory separately
6644 from moves from/to GPRs.
6646 2016-03-02 Richard Biener <rguenther@suse.de>
6648 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6649 GENERIC expressions in GIMPLE.
6651 2016-03-02 Richard Biener <rguenther@suse.de>
6653 * config/i386/i386.c (type_natural_mode): Fix typo.
6655 2016-03-02 Nick Clifton <nickc@redhat.com>
6657 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6659 2016-03-02 Richard Biener <rguenther@suse.de>
6660 Uros Bizjak <ubizjak@gmail.com>
6663 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6665 2016-03-02 Richard Biener <rguenther@suse.de>
6668 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6670 2016-03-02 Marek Polacek <polacek@redhat.com>
6673 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6674 "is promoted to" warning.
6676 2016-03-01 DJ Delorie <dj@redhat.com>
6678 * config.gcc: Deprecate mep-*.
6680 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6683 * lra-constraints.c (regno_val_use_in): New.
6684 (match_reload): Use it instead of regno_use_in.
6686 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6688 PR rtl-optimization/70007
6689 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6690 references present in REG_EQUAL notes attached to non-SET patterns.
6692 2016-03-01 Jeff Law <law@redhat.com>
6694 PR tree-optimization/69196
6695 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6696 Appropriately clamp the number of statements to copy when the
6697 thread path does not traverse a loop backedge.
6699 PR tree-optimization/69196
6700 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6701 Do count some PHIs in the thread path against the insn count. Decrease
6702 final statement count by one as the control statement in the last
6703 block will get removed. Remove special cased code for handling PHIs
6706 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6709 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6710 asm dialect alternatives to explicit GOTPCREL calls.
6712 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6715 * ira.c (do_reload): Issue warning for generic stack checking here...
6716 * reload1.c (reload): ...instead of here and streamline it.
6718 2016-03-01 Nick Clifton <nickc@redhat.com>
6720 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6722 2016-03-01 Richard Biener <rguenther@suse.de>
6724 PR tree-optimization/69983
6725 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6726 types and fall back to operand_equal_p.
6728 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6731 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6733 * config/s390/constraints.md ("jm8"): New constraint.
6734 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6736 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6738 ("*setmem_long<setmem_and>"): New pattern.
6739 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6741 ("*setmem_long_31z<setmem_and>"): New pattern.
6742 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6743 New substitution rules with the required attributes.
6746 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6749 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6751 * gensupport.c (process_substs_on_one_elem): Split loop to
6752 complete mark_operands_used_in_match_dup on all expressions in the
6754 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6755 and remove function.
6757 2016-03-01 Richard Biener <rguenther@suse.de>
6760 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6761 vector BIT_FIELD_REF extract.
6763 2016-03-01 Richard Biener <rguenther@suse.de>
6765 PR tree-optimization/69994
6766 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6768 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6770 PR tree-optimization/69956
6771 * tree-vect-stmts.c (supportable_widening_operation): Support
6772 multi-step conversion of boolean vectors.
6773 (supportable_narrowing_operation): Likewise.
6775 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6777 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6780 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6782 * config/s390/subst.md (DSI_VI): New mode iterator.
6783 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6784 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6785 the insn definition.
6786 ("*vec_set<mode>"): Change predicate and add alternative to
6787 support only either register or const_int operands as element
6789 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6791 ("vec_extract<mode>"): New expander.
6792 ("*vec_extract<mode>"): New insn definition supporting reg and
6793 const_int element selectors.
6794 ("*vec_extract<mode>_plus"): New insn definition supporting
6795 reg+const_int element selectors.
6796 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6797 following expander+insn definition.
6798 ("<vec_shifts_name><mode>3"): New expander.
6799 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6801 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6803 * config/s390/s390.md ("*tabort_1"): Change predicate to
6804 nonmemory_operand. Add a second alternative to cover
6805 register as well as const int operands.
6806 ("*tabort_1_plus"): New pattern definition.
6808 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6810 * config/s390/s390.md ("*ashrdi3_cc_31")
6811 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6812 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6813 Merge insn definitions into ...
6814 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6815 New pattern definition.
6816 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6817 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6818 ("*ashr<mode>3_and"): Merge insn definitions into ...
6819 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6820 New pattern definition.
6821 * config/s390/subst.md ("addr_style_op_cc_subst")
6822 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6823 substitutions patterns plus attributes.
6824 Add ashiftrt to SUBST iterator.
6826 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6828 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6829 op2 to nonmemory_operand.
6830 ("*<shift>di3_31", "*<shift>di3_31_and"):
6831 Merge into single pattern definition ...
6832 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6833 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6834 pattern definition ...
6835 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6836 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6839 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6841 * config/s390/predicates.md (const_int_6bitset_operand): New
6843 * config/s390/s390.md: Include subst.md.
6844 ("rotl<mode>3"): New expander.
6845 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6847 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6848 * config/s390/subst.md: New file.
6850 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6852 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6853 Remove RRR type. It doesn't really exist.
6854 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6856 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6857 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6858 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6859 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6860 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6861 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6862 `enabled' attribute.
6864 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6866 * gensupport.c (process_substs_on_one_elem): Split loop to
6867 complete mark_operands_used_in_match_dup on all expressions in the
6869 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6870 and remove function.
6872 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6875 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6876 (CEIL_NWORDS): ...this. Use CEIL macro.
6877 (compute_fp_layout): Adjust to above renaming.
6878 (function_arg_union_value): Likewise.
6879 (sparc_arg_partial_bytes): Likewise.
6880 (sparc_function_arg_advance): Likewise.
6882 2016-02-29 Jeff Law <law@redhat.com>
6884 PR tree-optimization/70005
6885 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6886 where an object with a boolean range is compared against a value
6889 PR tree-optimization/69999
6890 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6891 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6894 2016-02-29 Richard Biener <rguenther@suse.de>
6896 PR tree-optimization/69994
6897 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6898 (get_unary_op): Look through nop conversions.
6899 (ops_equal_values_p): New function, look for equality diregarding
6901 (eliminate_plus_minus_pair): Use ops_equal_values_p
6902 (repropagate_negates): Do not use get_unary_op here.
6904 2016-02-29 Martin Liska <mliska@suse.cz>
6906 * system.h: Poison ENABLE_CHECKING macro.
6908 2016-02-29 Martin Liska <mliska@suse.cz>
6910 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6911 is presented in dump flags.
6912 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6913 (hsa_regalloc): Likewise.
6915 2016-02-19 Richard Biener <rguenther@suse.de>
6917 PR tree-optimization/69980
6918 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6919 permutation of those we need to keep.
6921 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6924 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6925 (NWORDS_UP): ...this
6926 (init_cumulative_args): Minor tweaks.
6927 (sparc_promote_function_mode): Likewise.
6928 (scan_record_type): Delete.
6929 (traverse_record_type): New function template.
6930 (classify_data_t): New structure type.
6931 (classify_registers): New inline function.
6932 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6933 exhausted. Instantiate traverse_record_type on classify_registers and
6934 deal with the case of a structure passed in slot #15 with no FP field
6936 (assign_data_t): New structure type.
6937 (compute_int_layout): New static function.
6938 (compute_fp_layout): Likewise.
6939 (count_registers): New inline function.
6940 (assign_int_registers): New static function.
6941 (assign_fp_registers): Likewise.
6942 (assign_registers): New inline function.
6943 (function_arg_record_value_1): Delete.
6944 (function_arg_record_value_2): Likewise.
6945 (function_arg_record_value_3): Likewise.
6946 (function_arg_record_value): Adjust to above changes. Instantiate
6947 traverse_record_type on count_registers to first count the number of
6948 registers to be used and then on assign_registers to assign them.
6949 (function_arg_union_value): Adjust to above renaming.
6950 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6951 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6952 case of a structure passed in slot #15
6953 (sparc_function_arg_advance): Likewise.
6954 (function_arg_padding): Minor tweak.
6956 2016-02-29 Richard Biener <rguenther@suse.de>
6958 PR tree-optimization/69720
6959 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6960 the adjustment_def path for possibly vectorized defs.
6961 (vect_create_epilog_for_reduction): Handle vectorized initial
6964 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6966 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6968 2016-02-27 Jeff Law <law@redhat.com>
6971 2016-02-26 Richard Biener <rguenther@suse.de>
6972 Jeff Law <law@redhat.com>
6974 PR tree-optimization/69740
6975 * cfghooks.c (remove_edge): Request loop fixups if we delete
6976 an edge that might turn an irreducible loop into a natural
6979 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6981 PR rtl-optimization/69896
6982 * tree-vect-generic.c (get_compute_type): Avoid single element
6985 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
6987 Rename the AArch64 tuning option and related functions to enable the
6988 Newton series for the reciprocal square root to reflect its
6989 approximative characteristic.
6991 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
6992 function to "aarch64_emit_approx_rsqrt".
6993 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
6994 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
6995 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
6996 (xgene1_tunings): Likewise.
6997 (use_rsqrt_p): Likewise.
6998 (aarch64_emit_swrsqrt): Use new function name.
6999 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7000 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7001 text explaining this option.
7002 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7004 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7007 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7008 complain about -mallow-movmisalign without -mvsx if
7009 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7011 2016-02-26 Joel Sherrill <joel@rtems.org>
7013 * config.gcc: Add x86_64-*-rtems*.
7014 * gcc/config/i386/rtems-64.h: New file.
7016 2016-02-26 Joel Sherrill <joel@rtems.org>
7018 * config.gcc: Add aarch64-*-rtems*.
7019 * gcc/config/aarch64/rtems.h: New file.
7021 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7024 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7025 shift amount using %h. Add comment.
7027 2016-02-26 Richard Biener <rguenther@suse.de>
7028 Jeff Law <law@redhat.com>
7030 PR tree-optimization/69740
7031 * cfghooks.c (remove_edge): Request loop fixups if we delete
7032 an edge that might turn an irreducible loop into a natural
7035 2016-02-26 Martin Jambor <mjambor@suse.cz>
7038 * tree-sra.c (sra_modify_assign): Do not remove loads of
7039 uninitialized aggregates to SSA_NAMEs.
7041 2016-02-26 Richard Henderson <rth@redhat.com>
7044 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7045 pseudo in case the target rtx matches the source of the left
7048 2016-02-26 Martin Jambor <mjambor@suse.cz>
7051 * hsa.h (hsa_type_packed_p): Declare.
7052 * hsa.c (hsa_type_packed_p): New function.
7053 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7055 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7056 * hsa-brig.c (emit_basic_insn): Likewise.
7058 2016-02-26 Martin Jambor <mjambor@suse.cz>
7061 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7063 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7065 2016-02-26 Martin Jambor <mjambor@suse.cz>
7067 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7068 hsa_op_with_type operands.
7069 (hsa_unsigned_type_for_type): Declare.
7070 * hsa.c (hsa_unsigned_type_for_type): New function.
7071 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7072 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7073 the finalizer. Do not emit extra move.
7075 2016-02-26 Martin Jambor <mjambor@suse.cz>
7077 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7078 atomic operations in private segment.
7080 2016-02-26 Martin Jambor <mjambor@suse.cz>
7082 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7083 statements to wi->info. Also disallow omp simd constructs.
7084 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7085 for not gridifying. Dump special string for omp_for.
7087 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7090 * config/aarch64/aarch64.c (aarch64_set_current_function):
7091 Save/restore target globals when switching to
7092 target_option_default_node.
7094 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7097 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7098 Return 0 if !SHIFT_COUNT_TRUNCATED.
7100 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7101 Eric Botcazou <ebotcazou@adacore.com>
7103 PR rtl-optimization/69891
7104 * dse.c (scan_insn): If we can't figure out memset arguments
7105 or they are non-constant, call clear_rhs_from_active_local_stores.
7107 2016-02-26 Martin Liska <mliska@suse.cz>
7109 * doc/extend.texi: Mention clog10, clog10f an clog10l
7110 in Builtins section.
7112 2016-02-26 Martin Liska <mliska@suse.cz>
7114 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7116 (resolve_args_picking_1): Likewise.
7117 * dwarf2out.h (struct GTY): Likewise.
7119 2016-02-26 Martin Liska <mliska@suse.cz>
7121 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7123 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7125 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7126 Martin Liska <mliska@suse.cz>
7128 * doc/install.texi: Mention --enable-valgrind-annotations.
7130 2016-02-26 Richard Biener <rguenther@suse.de>
7132 PR tree-optimization/69551
7133 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7134 looking through aliases adjust DECL_PT_UID to refer to the
7135 ultimate alias target.
7137 2016-02-25 Martin Liska <mliska@suse.cz>
7140 * alloc-pool.c (after_memory_report): New variable.
7141 * alloc-pool.h (base_pool_allocator ::release): Do not use
7142 the infrastructure if after_memory_report.
7143 * toplev.c (toplev::main): Mark after memory report.
7145 2016-02-25 Richard Biener <rguenther@suse.de>
7147 PR tree-optimization/48795
7148 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7150 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7153 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7154 offloading is enabled and -fopenacc or -fopenmp is specified.
7155 (CRTOFFLOADEND): Likewise.
7156 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7157 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7158 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7159 (offload_objects_file_name): New static var.
7160 (tool_cleanup): Remove offload_objects_file_name file.
7161 (find_offloadbeginend): Replace with ...
7162 (find_crtoffloadtable): ... this.
7163 (run_gcc): Remove offload_argc and offload_argv.
7164 Get offload_objects_file_name from -foffload-objects=... option.
7165 Read names of object files with offload from this file, pass them to
7166 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7167 don't pass offloadbegin and offloadend to the linker. Don't pass
7168 offload non-LTO files to the linker, because now they're not claimed.
7170 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7173 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7174 on builtin_unreachable.
7176 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7178 PR rtl-optimization/69896
7179 * regcprop.c: Include cfgrtl.h.
7180 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7181 than remembered mode, either delete it (if noop_move_p), or
7182 treat like copy_p but not noop_p instruction.
7184 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7187 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7188 - allow NULL decl for Fortran DW_TAG_common_block variables.
7190 2016-02-24 Jason Merrill <jason@redhat.com>
7192 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7194 2016-02-24 Richard Biener <rguenther@suse.de>
7195 Jakub Jelinek <jakub@redhat.com>
7198 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7199 conditionally executed ops to well-defined overflow behavior.
7201 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7204 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7207 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7209 PR rtl-optimization/69886
7210 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7211 argument. Use it when checking validity of set instructions.
7212 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7213 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7215 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7216 * store-motion.c (find_moveable_store): Update
7217 can_assign_to_reg_without_clobbers_p callsite.
7219 2016-02-24 Richard Biener <rguenther@suse.de>
7222 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7224 (record_nonwrapping_iv): Do not fall back to the low/high bound
7225 for non-constant IV bases if the stmt is not always executed.
7227 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7229 * config/arm/arm-cores.def (cortex-a32): New entry.
7230 * config/arm/arm-tables.opt: Regenerate.
7231 * config/arm/arm-tune.md: Regenerate.
7232 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7233 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7234 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7235 for -mcpu and -mtune.
7237 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7240 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7241 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7242 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7243 (atomic_loaddi_1): Delete.
7244 (atomic_loaddi): Rewrite expander using the above changes.
7246 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7249 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7252 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7253 Richard Biener <rguenth@suse.de>
7256 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7257 set_mem_attributes if tem is SSA_NAME which got expanded
7260 2016-02-24 Richard Biener <rguenther@suse.de>
7262 PR tree-optimization/69907
7263 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7264 end of permutations for BB vectorization.
7266 2016-02-24 Christian Bruel <christian.bruel@st.com>
7268 * config/arm/arm-c.c (arm_option_override): Initialize
7269 target_option_current_node.
7270 * config/arm/arm.c (arm_pragma_target_parse): Replace
7271 build_target_option_node call by target_option_current_node.
7272 Set target_option_current_node.
7275 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7278 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7279 define_insn_and_split to define_insn.
7280 (zero_extendqi<mode>2_dot2): Same.
7281 (extendqi<mode>2_dot): Same.
7282 (extendqi<mode>2_dot2): Same.
7284 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7286 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7287 and add bypass for AES{D,E} and AESMC pairs.
7288 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7291 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7293 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7294 series for reciprocal square root in Exynos M1.
7296 2016-02-23 Martin Sebor <msebor@redhat.com>
7299 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7300 __builtin_alloca_with_align.
7302 2016-02-23 Richard Henderson <rth@redhat.com>
7304 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7305 (ix86_register_pragmas): Remove __seg_tls.
7306 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7307 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7308 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7309 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7310 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7311 * doc/extend.texi (__seg_tls): Remove item.
7313 2016-02-23 Richard Biener <rguenther@suse.de>
7315 * alloc-pool.h (struct allocation_object): Make id member
7316 conditional on CHECKING_P again.
7317 (get_instance): Adjust.
7318 (base_pool_allocator): Likewise.
7320 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7322 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7323 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7325 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7327 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7329 2016-02-23 Richard Biener <rguenther@suse.de>
7331 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7332 * bitmap.h (struct bitmap_usage): Likewise.
7333 (bitmap_move): Declare.
7334 * bitmap.c (register_overhead): Take size_t argument.
7335 (bitmap_move): New function.
7336 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7337 to properly account overhead.
7338 * tree.c (free_node): Use tree_size.
7340 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7343 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7344 when inverting comparison.
7347 * common.opt (Wunreachable-code): Add Warning flag.
7349 2016-02-23 Mark Wielaard <mjw@redhat.com>
7350 Jakub Jelinek <jakub@redhat.com>
7353 * cgraphunit.c (check_global_declaration): Check main_input_filename
7354 and DECL_SOURCE_FILE are not NULL.
7356 2016-02-23 Martin Jambor <mjambor@suse.cz>
7358 PR tree-optimization/69666
7359 * tree-sra.c (sra_modify_assign): Do not attempt to create
7360 default_def replacements for unscalarizable regions.
7362 2016-02-20 Mark Wielaard <mjw@redhat.com>
7365 * cgraphunit.c (check_global_declaration): Check level of
7366 warn_unused_const_variable and main_input_filename.
7367 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7368 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7369 (-Wunused-const-variable): Explain levels 1 and 2.
7371 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7374 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7375 identical arguments. Formatting and spelling fixes.
7378 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7383 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7384 and m68k-devices.def.
7385 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7386 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7388 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7390 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7391 and HImode registers.
7393 2016-02-22 Richard Biener <rguenther@suse.de>
7395 PR tree-optimization/69882
7396 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7397 preserve permutations present because of gaps.
7398 (vect_supported_load_permutation_p): Always continue checking
7399 permutations after vect_attempt_slp_rearrange_stmts.
7401 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7403 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7404 min_profitable_estimate, rather than min_profitable_iters.
7406 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7409 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7410 SImode for last match_operand.
7412 2016-02-22 Martin Liska <mliska@suse.cz>
7414 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7415 return bitsize - 1 as the return value.
7417 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7421 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7422 Handle negative shift counts.
7423 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7424 force_reg on the shift constant.
7425 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7426 (lshrsi3_d): Handle negative shift counts.
7428 2016-02-22 Richard Biener <rguenther@suse.de>
7429 Tom de Vries <tom@codesourcery.com>
7431 * graph.c: Include dumpfile.h.
7432 (print_graph_cfg): Split into three overloads.
7433 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7435 2016-02-22 Tom de Vries <tom@codesourcery.com>
7437 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7440 2016-02-22 Richard Biener <rguenther@suse.de>
7443 * ipa-inline-transform.c (inline_call): When not updating
7444 overall summaries adjust self size by the growth estimate.
7445 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7446 hash-set, do not update overall summaries here. Renamed from ...
7447 (inline_to_all_callers): ... this which is now wrapping the
7448 above and performing delayed overall summary update.
7449 (early_inline_small_functions): Delay updating of the overall
7452 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7454 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7457 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7460 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7461 :%* in %:gt() argument.
7462 (greater_than_spec_func): Adjust for expecting only numbers,
7463 if there are more than two numbers, compare the last two.
7465 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7467 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7468 -Wnarrowing with -std.
7470 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7473 * expr.c (store_field): Don't use bit-field path if exp is
7474 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7475 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7476 and the assignment can be performed by bitwise copy. Formatting
7480 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7481 call copy_reg_eh_region_note_forward on before and/or after sequences
7482 and remove note from insn if it no longer can throw.
7485 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7488 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7490 * config/s390/vector.md: Add missing commutative operand markers
7491 to the patterns which qualify for one.
7492 * config/s390/vx-builtins.md: Likewise.
7494 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7496 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7497 types to mode iterators.
7498 (vec_double): ... and mode attribute.
7499 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7501 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7503 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7504 Change the predicate of op2 from nonimmediate to general and let
7505 reload fix it if necessary.
7507 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7509 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7511 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7513 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7516 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7518 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7519 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7520 * config/s390/s390.md ("movstr<P:mode>"): Call
7521 s390_expand_vec_movstr.
7523 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7525 * config/s390/s390.md: Add missing output modifier for operand 1
7526 to print it as address properly.
7528 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7530 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7531 * config/s390/2964.md: New file.
7532 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7533 of insn grouping attributes depending on the CPU level.
7534 (s390_get_unit_mask): New function.
7535 (s390_sched_score): Remove the OOO from the scheduling macros.
7536 Add loop to calculate a score for the instruction mix.
7537 (s390_sched_reorder): Likewise plus improve debug output.
7538 (s390_sched_variable_issue): Rename macros as above. Calculate
7539 the unit distances after actually scheduling an insn. Improve
7541 (s390_sched_init): Clear last_scheduled_unit_distance array.
7542 * config/s390/s390.md: Include 2964.md.
7544 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7547 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7548 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7549 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7550 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7551 *avx512f_<code>v8div16qi2_mask_1): New insns.
7553 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7556 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7559 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7560 earlyclobber from target. Use wF constraint for fused memory
7562 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7564 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7565 Martin Liska <mliska@suse.cz>
7568 * cfgexpand.c (asan_sanitize_stack_p): New function.
7569 (partition_stack_vars): Use the function.
7570 (expand_stack_vars): Likewise.
7571 (defer_stack_allocation): Likewise.
7572 (expand_used_vars): Likewise.
7574 2016-02-18 Richard Biener <rguenther@suse.de>
7577 * fold-const.c (operand_equal_p): Properly compare offsets for
7578 IMAGPART_EXPR and ARRAY_REF.
7580 2016-02-18 Nick Clifton <nickc@redhat.com>
7584 * config/arm/arm.c (arm_option_override_internal): Disable
7585 interworking if the target does not support thumb instructions.
7586 (arm_reload_in_hi): Handle the case where a register to register
7587 move needs reloading because there is no simple pattern to handle
7589 (arm_reload_out_hi): Likewise.
7591 2016-02-18 Richard Biener <rguenther@suse.de>
7594 * match.pd: Don't use fold_binary or fold_unary for folding
7597 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7600 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7601 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7602 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7603 warn on gimple_no_warning_p statements.
7605 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7607 * doc/extend.texi (C++ Attributes): Correct description of
7608 warn_unused type attribute.
7610 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7612 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7613 correct instruction.
7615 2016-02-17 Richard Biener <rguenther@suse.de>
7617 PR rtl-optimization/69609
7618 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7619 (find_traces_1_round): When ending a trace update cached priority
7621 (bb_to_key): Use cached priority when available.
7622 (copy_bb): Initialize cached priority.
7623 (reorder_basic_blocks_software_trace_cache): Likewise.
7625 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7628 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7630 (aarch64_comparison_operator): Break overly long line into two.
7631 (aarch64_comparison_operation): Likewise.
7632 * config/aarch64/aarch64.md (cstorecc4): Use
7633 aarch64_comparison_operator_mode instead of
7634 aarch64_comparison_operator.
7635 (cstore<mode>4): Likewise.
7636 (aarch64_cstore<mode>): Likewise.
7637 (*cstoresi_insn_uxtw): Likewise.
7638 (cstore<mode>_neg): Likewise.
7639 (*cstoresi_neg_uxtw): Likewise.
7641 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7644 * config/arm/predicates.md (arm_comparison_operator_mode):
7646 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7647 instead of arm_comparison_operator.
7648 (*mov_negscc): Likewise.
7649 (*mov_notscc): Likewise.
7650 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7651 (*thumb2_mov_negscc): Likewise.
7652 (*thumb2_mov_negscc_strict_it): Likewise.
7653 (*thumb2_mov_notscc): Likewise.
7654 (*thumb2_mov_notscc_strict_it): Likewise.
7656 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7658 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7661 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7663 * config/visium/visium.c (machine_libfunc_index): New enum.
7664 (machine_libfuncs): New structure.
7665 (visium_libfuncs): New static variable.
7666 (TARGET_INIT_LIBFUNCS): Define to...
7667 (visium_init_libfuncs): ...this. New function.
7668 (expand_block_move_4): Use the appropriate libfunc.
7669 (expand_block_move_2): Likewise.
7670 (expand_block_move_1): Likewise.
7671 (expand_block_set_4): Likewise.
7672 (expand_block_set_2): Likewise.
7673 (expand_block_set_1): Likewise.
7674 (visium_trampoline_init): Likewise.
7676 2016-02-17 Nick Clifton <nickc@redhat.com>
7678 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7679 TI's devices.csv file as of March 2016.
7681 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7684 * opts-global.c (handle_common_deferred_options): Introduce and
7685 initialize two global variables to remember command-line options
7686 specifying a stack-limiting register.
7687 * opts.h: Add extern declarations of the two new global variables.
7688 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7689 variable based on the values of the two new global variables.
7691 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7694 * common.opt (Wnonnull-compare): New warning.
7695 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7696 of arguments against NULL.
7697 (-Wnonnull-compare): Document.
7698 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7699 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7700 * passes.def (pass_warn_nonnull_compare): Add.
7701 * gimple-ssa-nonnull-compare.c: New file.
7703 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7705 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7706 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7708 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7710 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7711 reciprocal sqrt for -mlow-precision-recip-sqrt.
7713 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7714 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7716 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7717 always use lane loads to construct non-constant vectors.
7719 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7721 * config/aarch64/aarch64.md
7722 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7723 constraints for operand 3.
7724 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7726 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7727 Richard Biener <rguenther@suse.de>
7729 PR tree-optimization/69820
7730 * tree-vect-patterns.c (type_conversion_p): Return false if
7731 *orig_type is unsigned single precision or boolean.
7732 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7735 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7737 PR rtl-optimization/69764
7738 PR rtl-optimization/69771
7739 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7740 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7742 2016-02-16 Richard Biener <rguenther@suse.de>
7744 PR tree-optimization/69776
7745 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7747 (indirect_refs_may_alias_p): Likewise.
7748 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7749 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7750 according to tbaa_p.
7751 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7752 (optimize_stmt): For redundant store discovery do not allow tbaa.
7754 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7756 PR tree-optimization/69714
7757 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7758 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7760 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7762 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7763 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7764 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7765 * config/arc/arc.c (arc_init): Check FPU options.
7766 (get_arc_condition_code): Handle new CC_FPU* modes.
7767 (arc_select_cc_mode): Likewise.
7768 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7769 register pair only. Allow access for ARCv2 accumulator.
7770 (gen_compare_reg): Whenever we have FPU support use FPU compare
7772 (arc_reorg): Don't generate brcc insns when FPU compare
7773 instructions are involved.
7774 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7775 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7776 floating point emulation.
7777 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7778 (REVERSE_CONDITION): Add new CC_FPU* modes.
7779 (TARGET_FP_SP_BASE): Define.
7780 (TARGET_FP_DP_BASE): Likewise.
7781 (TARGET_FP_SP_FUSED): Likewise.
7782 (TARGET_FP_DP_FUSED): Likewise.
7783 (TARGET_FP_SP_CONV): Likewise.
7784 (TARGET_FP_DP_CONV): Likewise.
7785 (TARGET_FP_SP_SQRT): Likewise.
7786 (TARGET_FP_DP_SQRT): Likewise.
7787 (TARGET_FP_DP_AX): Likewise.
7788 * config/arc/arc.md (ARCV2_ACC): New constant.
7789 (type): New fpu type attribute.
7790 (SDF): Conditional iterator.
7791 (cstore<mode>, cbranch<mode>): Change expand condition.
7792 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7793 handles FPU/FPX cases as well.
7794 * config/arc/arc.opt (mfpu): New option.
7795 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7797 (adddf3, muldf3, subdf3): Removed.
7798 * config/arc/predicates.md (proper_comparison_operator): Recognize
7800 * config/arc/fpu.md: New file.
7801 * doc/invoke.texi (ARC Options): Document mfpu option.
7803 2016-02-16 Richard Biener <rguenther@suse.de>
7805 PR rtl-optimization/69291
7806 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7807 noce_operand_ok check.
7809 2016-02-16 Tom de Vries <tom@codesourcery.com>
7812 * omp-low.c (simd_clone_create): Remove call to
7813 symtab->call_cgraph_insertion_hooks.
7815 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7817 PR tree-optimization/69802
7818 * tree-ssa-reassoc.c (update_range_test): If op is
7819 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7820 op == 1 test of precision 1 integral op, otherwise handle
7821 that case as op itself. Fix up formatting.
7822 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7825 2016-02-16 Richard Biener <rguenther@suse.de>
7827 PR tree-optimization/69586
7828 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7829 types for conversion sources.
7831 2016-02-16 Richard Biener <rguenther@suse.de>
7834 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7835 mask OEP_ADDRESS_OF.
7837 2016-02-16 Alan Modra <amodra@gmail.com>
7840 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7841 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7842 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7844 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7845 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7846 (p8_fmrgow_<mode>): Likewise.
7847 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7849 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7850 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7851 to use movdi_internal64. Remove op0_di.
7852 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7854 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7856 Add support for the FCCMP insn types
7858 * config/aarch64/aarch64.md (fccmp): Change insn type.
7860 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7861 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7862 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7863 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7864 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7865 * config/arm/types.md (fccmps): Add new insn type.
7868 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7870 * alias.c (get_alias_set): Fix a typo in comment.
7872 2016-02-15 Richard Biener <rguenther@suse.de>
7874 PR tree-optimization/69595
7875 * match.pd: Complete range test simplification to true.
7877 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7879 PR rtl-optimization/69648
7880 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7881 pic_offset_table_rtx.
7883 PR rtl-optimization/69752
7884 * ira.c (update_equiv_regs): When looking for more than a single SET,
7885 also take other side effects into account.
7887 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7889 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7890 for z900+ CPUs in 31-bit mode.
7892 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7894 * common/config/s390/s390-common.c (s390_supports_split_stack):
7896 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7897 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7898 * config/s390/s390.c (struct machine_function): New field
7899 split_stack_varargs_pointer.
7900 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7901 in s390_emit_prologue.
7902 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7904 (morestack_ref): New global.
7905 (SPLIT_STACK_AVAILABLE): New macro.
7906 (s390_expand_split_stack_prologue): New function.
7907 (s390_live_on_entry): New function.
7908 (s390_va_start): Use split-stack vararg pointer if appropriate.
7909 (s390_asm_file_end): Emit the split-stack note sections.
7910 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7911 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7912 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7913 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7914 (split_stack_prologue): New expand.
7915 (split_stack_space_check): New expand.
7916 (split_stack_data): New insn.
7917 (split_stack_call): New expand.
7918 (split_stack_call_*): New insn.
7919 (split_stack_cond_call): New expand.
7920 (split_stack_cond_call_*): New insn.
7922 2016-02-15 Richard Biener <rguenther@suse.de>
7924 PR tree-optimization/69783
7925 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7926 Add trivially correct cases.
7928 2016-02-15 Tom de Vries <tom@codesourcery.com>
7931 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7933 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7935 2016-02-15 Richard Biener <rguenther@suse.de>
7937 PR tree-optimization/69776
7938 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7939 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7940 indicate whether we can use TBAA to disambiguate against stores.
7941 Use alias-set zero if not.
7942 (visit_reference_op_store): Do not use TBAA when looking up
7944 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7945 (eliminate_dom_walker::before_dom_children): But not when looking
7946 up redundant stores.
7948 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7950 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7952 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7954 * config/i386/znver1.md
7955 (znver1_pop, znver1_pop_mem,
7956 znver1_load_imov_double_store,
7957 znver1_load_imov_direct_store,
7958 znver1_load_imov_direct_load,
7959 znver1_load_imov_double_load): Add new.
7960 (znver1_insn, znver1_insn_load): Add icmov type.
7962 znver1_sseavx_fma_load,
7964 znver1_avx256_fma_load): Fix pipe usage.
7966 2016-02-14 Alan Modra <amodra@gmail.com>
7969 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7970 with an invalid hard reg, reload just the reg not the entire
7971 pre/post-inc/dec address expression.
7973 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7976 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7977 fixed R1_REG scratch reg.
7978 (sibcall_value_pcrel_fdpic): Likewise.
7980 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7984 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
7986 2016-02-12 Walter Lee <walt@tilera.com>
7988 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
7989 * config/tilegx/t-tilegx: Likewise.
7991 2016-02-12 David Malcolm <dmalcolm@redhat.com>
7994 * diagnostic-show-locus.c (struct line_span): New struct.
7995 (layout::get_first_line): Delete.
7996 (layout::get_last_line): Delete.
7997 (layout::get_num_line_spans): New member function.
7998 (layout::get_line_span): Likewise.
7999 (layout::print_heading_for_line_span_index_p): Likewise.
8000 (layout::get_expanded_location): Likewise.
8001 (layout::calculate_line_spans): Likewise.
8002 (layout::m_first_line): Delete.
8003 (layout::m_last_line): Delete.
8004 (layout::m_line_spans): New field.
8005 (layout::layout): Update comment. Replace m_first_line and
8006 m_last_line with m_line_spans, replacing their initialization
8007 with a call to calculate_line_spans.
8008 (diagnostic_show_locus): When printing source lines and
8009 annotations, rather than looping over a single span
8010 of lines, instead loop over each line_span within
8011 the layout, with an inner loop over the lines within them.
8012 Call the context's start_span callback when changing line spans.
8013 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8014 (diagnostic_build_prefix): Break out the building of the location
8015 part of the string into...
8016 (diagnostic_get_location_text): ...this new function, rewriting
8017 it from nested ternary expressions to a sequence of "if"
8019 (default_diagnostic_start_span_fn): New function.
8020 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8021 (diagnostic_context::start_span): New field.
8022 (default_diagnostic_start_span_fn): New prototype.
8024 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8027 * gcc.c (driver::finalize): Fix cleanup of "specs".
8029 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8033 * gcc.c (driver::driver): Initialize m_option_suggestions.
8034 (driver::~driver): Clean up m_option_suggestions.
8035 (suggest_option): Convert to...
8036 (driver::suggest_option): ...this, and split out into
8037 driver::build_option_suggestions and find_closest_string.
8038 (driver::build_option_suggestions): New function, from
8039 first half of suggest_option. Special-case
8040 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8041 the sanitizer_opts array. For options of enum types, add the
8042 various enum values to the candidate strings.
8043 (driver::handle_unrecognized_options): Remove "const".
8044 * gcc.h (driver::handle_unrecognized_options): Likewise.
8045 (driver::build_option_suggestions): New decl.
8046 (driver::suggest_option): New decl.
8047 (driver::m_option_suggestions): New field.
8048 * opts-common.c (add_misspelling_candidates): New function.
8049 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8050 and make non-static.
8051 * opts.h (sanitizer_opts): New array decl.
8052 (add_misspelling_candidates): New function decl.
8053 * spellcheck.c (find_closest_string): New function.
8054 * spellcheck.h (find_closest_string): New function decl.
8056 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8058 PR rtl-optimization/69764
8059 PR rtl-optimization/69771
8060 * optabs.c (expand_binop_directly): For shift_optab_p, force
8061 convert_modes with VOIDmode if xop1 has VOIDmode.
8063 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8066 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8067 to correctly determine instrumentation thunks.
8069 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8072 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8073 type by reference, force lhs on the call.
8076 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8077 Compute retval and retbnd early in all cases if split_part_return_p
8078 and return_bb is not EXIT. Remove all clobber stmts and reset
8079 all debug stmts that refer to SSA_NAMEs defined in split part,
8080 except if it is retval, in that case replace the old retval with the
8081 lhs of the call to the split part.
8083 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8086 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8089 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8090 whose result is used in PHI.
8091 (maybe_optimize_range_tests): Likewise.
8092 (final_range_test_p): Likweise.
8094 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8097 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8098 whose result is used in PHI.
8099 (maybe_optimize_range_tests): Likewise.
8100 (final_range_test_p): Likweise.
8102 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8104 * cgraph.c: Spelling fixes - behaviour -> behavior and
8105 neighbour -> neighbor.
8106 * target.def: Likewise.
8107 * sel-sched.c: Likewise.
8108 * config/mips/mips.c: Likewise.
8109 * config/arc/arc.md: Likewise.
8110 * config/arm/cortex-a57.md: Likewise.
8111 * config/arm/arm.c: Likewise.
8112 * config/arm/neon.md: Likewise.
8113 * config/arm/arm-c.c: Likewise.
8114 * config/vms/vms-c.c: Likewise.
8115 * config/s390/s390.c: Likewise.
8116 * config/i386/znver1.md: Likewise.
8117 * config/i386/i386.c: Likewise.
8118 * config/ia64/hpux-unix2003.h: Likewise.
8119 * config/msp430/msp430.md: Likewise.
8120 * config/rx/rx.c: Likewise.
8121 * config/rx/rx.md: Likewise.
8122 * config/aarch64/aarch64-simd.md: Likewise.
8123 * config/aarch64/aarch64.c: Likewise.
8124 * config/nvptx/nvptx.c: Likewise.
8125 * config/bfin/bfin.c: Likewise.
8126 * config/cris/cris.opt: Likewise.
8127 * config/rs6000/rs6000.c: Likewise.
8128 * target.h: Likewise.
8129 * spellcheck.c: Likewise.
8130 * ira-build.c: Likewise.
8131 * tree-inline.c: Likewise.
8132 * builtins.c: Likewise.
8133 * lra-constraints.c: Likewise.
8134 * explow.c: Likewise.
8135 * hwint.h: Likewise.
8136 * targhooks.c: Likewise.
8137 * tree-vect-data-refs.c: Likewise.
8139 * doc/tm.texi: Likewise.
8140 * doc/extend.texi: Likewise.
8141 * doc/install.texi: Likewise.
8142 * doc/md.texi: Likewise.
8143 * tree-ssa-tail-merge.c: Likewise.
8144 * sched-int.h: Likewise.
8145 * match.pd: Likewise.
8146 * sched-ebb.c: Likewise.
8147 * target.def (omit_struct_return_reg): Likewise.
8148 * gimple-ssa-isolate-paths.c: Likewise.
8149 (find_implicit_erroneous_behaviour): Renamed to...
8150 (find_implicit_erroneous_behavior): ... this.
8151 (find_explicit_erroneous_behaviour): Renamed to...
8152 (find_explicit_erroneous_behavior): ... this.
8153 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8155 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8157 PR rtl-optimization/64682
8158 PR rtl-optimization/69567
8159 PR rtl-optimization/69737
8160 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8161 in I2 as well, just lose it.
8163 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8165 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8167 (aarch64_last_printed_tune_string): Likewise.
8168 (aarch64_declare_function_name): Only output .arch assembler
8169 directive if it will be different from the previously output
8170 directive. Same for .tune comment but only if -dA is set.
8171 (aarch64_start_file): New function.
8172 (TARGET_ASM_FILE_START): Define.
8174 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8177 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8179 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8182 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8183 -Wmaybe-uninitialized warning.
8185 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8188 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8190 2016-02-11 Richard Biener <rguenther@suse.de>
8192 PR rtl-optimization/69291
8193 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8194 subexpressions affected by changing the result.
8196 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8199 * lra-constraints.c (curr_insn_transform): Find in/out operands
8200 for secondary memory moves. Update dups.
8202 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8204 PR tree-optimization/69652
8205 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8206 to nested loop, did source re-formatting, skip debug statements,
8207 add check on statement with volatile operand, remove dead scalar
8210 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8211 Patrick Palka <ppalka@gcc.gnu.org>
8215 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8216 calls if the return type is TREE_ADDRESSABLE.
8217 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8218 * ipa-split.c (split_function): Fix doubled "we" in comment.
8219 Use void return type for the split part even if
8220 !split_point->split_part_set_retval.
8222 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8224 PR tree-optimization/68021
8225 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8226 when computing the value of biv cand by itself.
8228 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8230 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8231 (cortexa57_tunings): Likewise.
8232 (cortexa72_tunings): Likewise.
8233 (arch_macro_fusion_pair_p): Add support for AES fusion.
8234 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8235 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8236 Allow virtual registers before reload so early scheduling works.
8237 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8238 correct latency and pipeline.
8239 (cortex_a57_crypto_complex): Likewise.
8240 (cortex_a57_crypto_xor): Likewise.
8241 (define_bypass): Add AES bypass.
8243 2016-02-10 Richard Biener <rguenther@suse.de>
8245 PR tree-optimization/69726
8246 * passes.def: Add DCE pass before late uninit.
8247 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8248 really fixup if-conversions job.
8250 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8252 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8253 (arm_cortex_a57_tune): Likewise.
8254 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8255 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8257 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8259 * timevar.def (TV_PHASE_DBGINFO): Delete.
8260 (TV_PHASE_CHECK_DBGINFO): Likewise.
8261 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8263 2016-02-10 Richard Biener <rguenther@suse.de>
8265 PR tree-optimization/69719
8266 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8267 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8269 2016-02-09 Andrew Pinski <apinski@cavium.com>
8272 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8273 get_vcond_mask_icode returns false.
8275 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8278 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8279 an ADDIS that adds a pointer to a large constant that sets the
8280 upper16 bits with a load operation.
8282 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8285 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8287 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8289 (vzipq_s16): Likewise.
8290 (vzipq_s32): Likewise.
8291 (vzipq_f32): Likewise.
8292 (vzipq_u8): Likewise.
8293 (vzipq_u16): Likewise.
8294 (vzipq_u32): Likewise.
8295 (vzipq_p8): Likewise.
8296 (vzipq_p16): Likewise.
8298 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8301 * config/arm/arm.c (neon_endian_lane_map): New function.
8302 (neon_vector_pair_endian_lane_map): New function.
8303 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8304 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8306 (vuzpq_s16): Likewise.
8307 (vuzpq_s32): Likewise.
8308 (vuzpq_f32): Likewise.
8309 (vuzpq_u8): Likewise.
8310 (vuzpq_u16): Likewise.
8311 (vuzpq_u32): Likewise.
8312 (vuzpq_p8): Likewise.
8313 (vuzpq_p16): Likewise.
8315 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8318 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8321 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8323 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8324 truncate const_int operand 1 to QImode.
8326 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8328 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8329 corresponding to an abnormal edge.
8331 2016-02-09 Tom de Vries <tom@codesourcery.com>
8333 PR tree-optimization/69599
8334 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8336 (find_func_aliases_for_builtin_call, find_func_clobbers)
8337 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8340 2016-02-09 Richard Biener <rguenther@suse.de>
8342 PR tree-optimization/69715
8343 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8344 LHS on calls as non-rewritable.
8346 2016-02-09 Tom de Vries <tom@codesourcery.com>
8349 * lto-wrapper.c (append_diag_options): New function.
8350 (compile_offload_image): Call append_diag_options.
8352 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8355 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8356 Minor copy-edit to fix verb tenses.
8358 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8360 PR tree-optimization/69209
8361 * ipa-split.c (split_function): If split part is not
8362 returning retval, retval has gimple type but is not
8363 gimple value, force it into a SSA_NAME first.
8365 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8367 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8370 2016-02-08 Jason Merrill <jason@redhat.com>
8373 * convert.c (convert_to_integer_1): Check dofold on truncation
8375 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8376 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8377 Rename from *_nofold.
8378 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8379 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8381 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8384 * tree.c (build_common_tree_nodes): Remove short_double argument.
8385 All callers changed.
8386 * tree.h (build_common_tree_nodes): Adjust declaration.
8387 * doc/invoke.texi (-fshort-double): Remove documentation.
8388 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8389 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8390 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8391 (append_linker_options): Don't handle OPT_fshort_double.
8393 PR rtl-optimization/68730
8394 * lra-remat.c (insn_to_cand_activation): New static variable.
8395 (lra_remat): Allocate and free it.
8396 (create_cand): New arg activation. Initialize a field in
8397 insn_to_cand_activation if it is nonnull.
8398 (create_cands): Pass the activation insn to create_cand when making
8399 a candidate involving an output reload. Reorganize code a little.
8400 (do_remat): Keep track of active status of candidates in a separate
8403 2016-02-08 Richard Biener <rguenther@suse.de>
8405 PR tree-optimization/69719
8406 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8407 Properly use absolute of the difference of the two offsets to
8408 compare or adjust the segment length.
8410 2016-02-08 Richard Biener <rguenther@suse.de>
8411 Jeff Law <law@redhat.com>
8414 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8415 types for anonymous SSA names.
8417 2016-02-08 Richard Biener <rguenther@suse.de>
8419 PR rtl-optimization/69274
8420 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8422 2016-02-08 Jeff Law <law@redhat.com>
8424 PR tree-optimization/65917
8425 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8426 equivalences from if (x == y) style conditionals.
8427 (loop_depth_of_name): Remove.
8428 (record_equality): Remove loop depth check.
8429 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8430 (const_and_copies::record_const_or_copy_raw): New member function.
8431 * tree-ssa-scopedtables.c
8432 (const_and_copies::record_const_or_copy_raw): New, factored out of
8433 (const_and_copies::record_const_or_copy): Call new member function.
8435 2016-02-05 Jeff Law <law@redhat.com>
8437 PR tree-optimization/68541
8438 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8439 (count_stmts_in_block): New function.
8440 (poor_ifcvt_candidate_code): Likewise.
8441 (is_feasible_trace): Add some heuristics to determine when path
8442 splitting is profitable.
8443 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8444 is a diamond with a single exit.
8446 2016-02-05 Martin Sebor <msebor@redhat.com>
8449 * doc/invoke.texi: Update -Wplacement-new to take an optional
8452 2016-02-06 Richard Henderson <rth@redhat.com>
8455 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8456 out of non-standard address spaces.
8458 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8460 PR rtl-optimization/69691
8461 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8463 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8465 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8466 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8467 (*ieee128_mfvsrd_64bit): Likewise.
8468 (*ieee128_mfvsrd_32bit): Likewise.
8470 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8474 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8476 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8477 instrumented_version.
8479 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8481 * doc/invoke.texi (Optimize Options): In table of --param options
8482 rename second occurrence of tracer-min-branch-ratio to
8483 tracer-min-branch-probability, rename
8484 tracer-min-branch-ratio-feedback to
8485 tracer-min-branch-probability-feedback and clarify description,
8486 rename sched-spec-state-edge-prob-cutoff to
8487 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8488 to selsched-insns-to-rename, rename lto-minpartition to
8489 lto-min-partition, delete reorder-blocks-duplicate and
8490 reorder-blocks-duplicate-feedback.
8492 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8494 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8497 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8499 * doc/extend.texi: S/390: Correct some typos.
8501 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8503 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8505 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8508 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8509 (s390_register_info_gprtofpr): Use new macros above.
8510 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8512 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8513 its name. Adjust restore and save gpr ranges.
8514 (s390_register_info_set_ranges): New function.
8515 (s390_register_info): Use new macros above. Call
8516 s390_register_info_set_ranges.
8517 (s390_optimize_register_info): Likewise.
8518 (s390_hard_regno_rename_ok): Use new macros.
8519 (s390_hard_regno_scratch_ok): Likewise.
8520 (s390_emit_epilogue): Likewise.
8521 (s390_can_use_return_insn): Likewise.
8522 (s390_optimize_prologue): Likewise.
8523 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8525 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8528 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8530 (ix86_option_override_internal): Disable TARGET_STV even for
8531 -m{incoming,preferred}-stack-boundary=3.
8533 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8535 * config.gcc: Mark deprecated rtems targets as obsolete.
8537 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8539 PR rtl-optimization/64682
8540 PR rtl-optimization/69567
8541 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8542 before I2 only if the register is both used and set in I2.
8544 2016-02-04 DJ Delorie <dj@redhat.com>
8546 * config/msp430/msp430.c (msp430_start_function): Add function type.
8548 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8551 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8553 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8555 PR rtl-optimization/69577
8557 2015-10-29 Richard Henderson <rth@redhat.com>
8561 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8562 sse check to the exact conditions of PR 67609.
8564 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8567 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8568 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8569 not allowed into the traditional Altivec registers.
8570 (movtd_64bit_nodm): Likewise.
8571 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8573 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8575 * config/aarch64/cortex-a57-fma-steering.c
8576 (aarch64_register_fma_steering): Remove "static" from arguments
8579 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8582 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8585 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8587 * doc/invoke.texi: Delete -mno-fma4.
8589 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8591 PR rtl-optimization/69577
8592 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8593 (find_subregs_of_mode): Update accordingly. Iterate over partial
8596 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8598 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8599 * config/arm/arm.c (neon_reinterpret): Remove.
8600 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8601 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8602 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8603 vreinterpretti): Remove.
8604 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8605 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8606 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8607 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8608 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8609 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8610 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8611 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8612 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8613 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8614 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8615 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8616 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8617 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8618 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8619 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8620 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8621 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8622 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8623 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8624 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8625 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8626 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8627 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8628 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8629 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8630 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8631 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8632 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8633 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8634 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8635 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8636 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8637 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8638 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8639 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8640 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8641 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8642 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8643 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8644 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8645 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8646 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8647 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8648 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8649 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8650 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8651 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8652 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8653 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8654 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8655 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8656 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8657 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8658 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8659 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8660 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8661 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8662 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8663 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8664 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8665 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8666 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8667 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8668 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8669 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8670 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8671 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8672 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8673 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8674 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8675 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8676 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8677 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8678 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8679 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8680 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8681 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8682 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8683 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8684 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8685 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8686 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8687 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8688 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8689 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8690 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8691 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8692 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8693 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8694 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8695 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8696 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8697 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8698 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8699 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8700 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8701 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8702 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8703 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8704 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8705 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8706 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8708 2016-02-04 Martin Liska <mliska@suse.cz>
8711 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8712 that are gimple_store_p.
8713 (maybe_instrument_call): Likewise.
8715 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8717 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8718 register scaling out of memory reference and comment why.
8720 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8724 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8725 folding the source of a SET.
8727 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8731 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8732 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8734 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8738 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8741 2016-02-04 Christian Bruel <christian.bruel@st.com>
8743 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8744 * config/arm/arm.c (arm_set_current_function): Likewise.
8746 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8747 Ilya Enkovich <enkovich.gnu@gmail.com>
8748 H.J. Lu <hongjiu.lu@intel.com>
8751 * config/i386/i386.c (convert_scalars_to_vector): Remove
8752 stack alignment fixes.
8753 (ix86_option_override_internal): Disable TARGET_STV if stack
8754 might not be aligned enough.
8755 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8757 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8759 * gcc/config/i386/x86-tune.def: Disable default prefetching
8762 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8763 Vladimir Makarov <vmakarov@redhat.com>
8766 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8767 in validating fused toc addresses.
8769 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8772 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8773 range->m_caret fields if range->m_show_caret_p is false.
8776 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8777 Force oldval into register if it does not satisfy reg_or_short_operand
8778 predicate. Fix up formatting.
8780 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8781 Alexandre Oliva <aoliva@redhat.com>
8784 * lra-constraints.c (simplify_operand_subreg): Check additionally
8785 address validity after potential reloading.
8786 (process_address_1): Check insns validity. In case of failure do
8789 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8792 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8795 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8797 * wide-int.cc (canonize_uhwi): New function.
8798 (wi::divmod_internal): Use it.
8800 2016-02-02 James Norris <jnorris@codesourcery.com
8802 * gimplify.c (omp_notice_variable): Add usage check.
8804 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8806 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8807 like LE, GE, LT, GT when emitting relational operator.
8809 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8811 * ira-costs.c (find_costs_and_classes): Add extra argument.
8812 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8813 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8814 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8815 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8816 Add best_class parameter, and return it if not ALL_REGS.
8817 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8819 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8822 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8824 * config/aarch64/aarch64.c
8825 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8826 (aarch64_ira_change_pseudo_allocno_class): New function.
8828 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8831 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8833 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8835 * config/avr/avr.c (avr_option_override): Set
8836 PARAM_ALLOW_STORE_DATA_RACES to 1.
8838 2016-02-02 Richard Biener <rguenther@suse.de>
8840 PR tree-optimization/69595
8841 * match.pd: Add range test simplifications to true/false.
8843 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8845 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8846 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8849 2016-02-02 Richard Biener <rguenther@suse.de>
8851 PR tree-optimization/69606
8852 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8853 info on the result before moving a stmt.
8855 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8858 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8859 branch with vector comparison.
8860 * config/i386/sse.md (VI48_AVX): New mode iterator.
8861 (define_expand "cbranch<mode>4): Add support for conditional branch
8862 with vector comparison.
8863 * tree-vect-loop.c (optimize_mask_stores): New function.
8864 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8865 has_mask_store field of vect_info.
8866 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8867 vectorized loops having masked stores after vec_info destroy.
8868 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8869 correspondent macros.
8870 (optimize_mask_stores): Add prototype.
8872 2016-02-02 Alan Modra <amodra@gmail.com>
8875 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8878 2016-02-02 Alan Modra <amodra@gmail.com>
8881 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8882 whenever toc_label_name used.
8883 (rs6000_file_start): Don't set up toc section here,
8884 (rs6000_output_function_epilogue): do so here instead,
8885 (rs6000_xcoff_file_start): and here.
8886 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8887 (load_toc_aix_di): Likewise.
8889 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8891 PR rtl-optimization/69592
8892 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8893 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8894 (num_sign_bit_copies_binary_arith_p): New inline function.
8895 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8897 2016-02-01 Jeff Law <law@redhat.com>
8899 PR tree-optimization/69580
8900 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8901 * tree-ssa-threadbackward.c
8902 (fsm_find_control_statement_thread_paths): Do not try to walk
8903 through large PHI nodes.
8905 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8907 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8908 when count is incremented above limit, don't analyze further
8911 * omp-low.c (oacc_parse_default_dims): Avoid
8912 -Wsign-compare warning, make sure value fits into int
8913 rather than just unsigned int.
8915 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8917 PR tree-optimization/67921
8918 * fold-const.c (split_tree): New parameters. Convert pointer
8919 type variable part to proper type before negating.
8920 (fold_binary_loc): Pass new arguments to split_tree.
8922 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8924 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8925 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8926 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8927 * doc/tm.texti: Rebuilt.
8928 * doc/invoke.texi (fopenacc-dim): Document.
8929 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8930 (append_compiler_options): Likewise.
8931 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8932 (oacc_parse_default_dims): New.
8933 (oacc_validate_dims): Add USED arg. Select non-unity default when
8935 (oacc_loop_fixed_partitions): Return mask of used partitions.
8936 (oacc_loop_auto_partitions): Emit dump info.
8937 (oacc_loop_partition): Return mask of used partitions.
8938 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8939 loop partitioning and validation calls.
8941 2016-02-01 Richard Biener <rguenther@suse.de>
8944 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8946 2016-02-01 Richard Biener <rguenther@suse.de>
8948 PR tree-optimization/69574
8949 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8950 of asserting return chrec_dont_know.
8952 2016-02-01 Martin Liska <mliska@suse.cz>
8954 * mem-stats-traits.h: Add copyright header.
8955 * mem-stats.h: Likewise.
8957 2016-02-01 Richard Biener <rguenther@suse.de>
8959 PR tree-optimization/69579
8960 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8961 Do not propagate through abnormal PHI results.
8963 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8965 * postreload.c (reload_cse_simplify): Remove dead code.
8967 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8969 PR rtl-optimization/69570
8970 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8971 if there is more than one set, not if there is a single set.
8973 2016-02-01 Richard Henderson <rth@redhat.com>
8976 * combine.c (make_compound_operation): When looking through a
8977 subreg, make sure to re-extend to the width of the outer mode.
8979 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8981 PR tree-optimization/69546
8982 * wide-int.cc (wi::divmod_internal): For unsigned division
8983 where both operands fit into uhwi, if o1 is 1 and o0 has
8984 msb set, if divident_prec is larger than bits per hwi,
8985 clear another quotient word and return 2 instead of 1.
8986 Similarly for remainder with msb in HWI set, if dividend_prec
8987 is larger than bits per hwi.
8989 2016-01-29 Martin Jambor <mjambor@suse.cz>
8991 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
8992 Use short lowercase names.
8993 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
8994 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
8995 acq_rel one. Protect warning agains segfaults if
8996 get_memory_order_name returns NULL.
8997 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
8998 with release semantics. Do not warn if get_memory_order already did.
8999 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9000 semantics. Fix check for relaxed or acquire semantics. Do not warn
9001 if get_memory_order already did.
9003 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9005 * doc/install.texi: Document that isl-0.16 is supported.
9007 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9010 * config/i386/constraints.md (Bm): Describe as special memory
9012 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9013 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9014 * genpreds.c (struct constraint_data): Add is_special_memory.
9015 (have_special_memory_constraints, special_memory_start): New
9017 (special_memory_end): Ditto.
9018 (add_constraint): Add new arg is_special_memory. Add code to
9019 process its true value. Update have_special_memory_constraints.
9020 (process_define_constraint): Pass the new arg.
9021 (process_define_register_constraint): Ditto.
9022 (choose_enum_order): Process special memory.
9023 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9024 function insn_extra_special_memory_constraint.
9025 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9026 * gensupport.c (process_rtx): Process
9027 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9028 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9029 * ira-lives.c (single_reg_class): Use
9030 insn_extra_special_memory_constraint.
9031 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9032 * lra-constraints.c (process_alt_operands): Ditto.
9033 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9034 * recog.c (asm_operand_ok, preprocess_constraints): Process
9036 * reload.c (find_reloads): Ditto.
9037 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9038 * stmt.c (parse_input_constraint): Use
9039 insn_extra_special_memory_constraint.
9041 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9044 * lra-splill.c (lra_final_code_change): Revert r229087 by
9045 removing all sub-registers.
9047 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9050 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9052 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9055 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9056 SSE1, copy target into the temporary reg first before recursing
9059 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9061 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9064 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9066 * ginclude/stdarg.h: Test __cplusplus instead of
9067 __GXX_EXPERIMENTAL_CXX0X__.
9069 2016-01-29 Richard Biener <rguenther@suse.de>
9071 PR tree-optimization/69547
9072 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9073 Do not mark clobbers necessary.
9074 (mark_all_reaching_defs_necessary_1): Likewise.
9076 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9078 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9079 declaration name with %qs and print it in both error messages.
9080 Also fix indentation.
9082 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9085 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9086 trailing blank line from error message.
9088 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9091 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9094 2016-01-29 Richard Biener <rguenther@suse.de>
9097 * match.pd: Allow all integral types when simplifying a
9098 widening or sign-changing conversion.
9100 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9102 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9103 back to setting codegen_error to fail codegen.
9105 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9108 * config/i386/constraints.md (C): Only accept constant zero operand.
9109 (BC): New constraint.
9110 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9111 instead of C constraint.
9112 * doc/md.texi (Machine Constraints): Update description
9115 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9118 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9120 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9123 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9126 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9128 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9129 branches if using guessed profile.
9131 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9133 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9135 2016-01-28 Richard Henderson <rth@redhat.com>
9138 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9139 * config/aarch64/aarch64-protos.h: Update.
9140 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9141 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9142 (aarch64_get_condition_code_1): Handle CC_Cmode.
9143 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9144 (*add<mode>3_compareC_cconly_imm): New.
9145 (*add<mode>3_compareC_cconly): New.
9146 (*add<mode>3_compareC_imm): New.
9147 (add<mode>3_compareC): New.
9148 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9149 to be first. Use aarch64_carry_operation.
9150 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9151 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9152 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9153 (subti3): Use subdi3_compare1.
9154 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9155 (sub<mode>3_compare1): New.
9156 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9157 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9158 (*subsi3_carryin_uxtw): Likewise.
9159 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9160 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9161 * config/aarch64/iterators.md (DWI): New.
9162 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9163 (aarch64_borrow_operation): New.
9165 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9167 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9168 message when isl does not return a valid schedule.
9170 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9172 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9173 Remove comments from class declarations: they are already in the code
9176 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9178 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9180 (ternary_op_to_tree): Same.
9181 (unary_op_to_tree): Same.
9182 (nary_op_to_tree): Same.
9183 (gcc_expression_from_isl_expr_op): Same.
9184 (gcc_expression_from_isl_expression): Same.
9185 (graphite_create_new_loop): Same.
9186 (graphite_create_new_loop_guard): Same.
9187 (build_iv_mapping): Same.
9188 (graphite_create_new_guard): Same.
9189 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9190 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9192 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9194 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9195 instead of setting codegen_error to fail codegen.
9197 2016-01-28 Jason Merrill <jason@redhat.com>
9199 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9201 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9203 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9204 Remove CONST_INT_P check in CCMP cost calculation.
9206 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9208 * config/aarch64/aarch64.c (generic_vector_cost):
9209 Set vec_permute_cost.
9210 (cortexa57_vector_cost): Likewise.
9211 (exynosm1_vector_cost): Likewise.
9212 (xgene1_vector_cost): Likewise.
9213 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9214 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9215 Add vec_permute_cost entry.
9217 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9219 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9221 (add<mode>3_compare0): Likewise.
9222 (addsi3_compare0_uxtw): Likewise.
9223 (add<mode>3nr_compare0): Likewise.
9224 (compare_neg<mode>): Likewise.
9225 (<optab><mode>3): Likewise.
9227 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9229 * tree-vect-stmts.c (vectorizable_comparison): Add
9230 NULL check for vectype.
9232 2016-01-28 Richard Biener <rguenther@suse.de>
9234 PR tree-optimization/69466
9235 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9236 Account for PHIs we couldn't duplicate.
9238 2016-01-28 Martin Liska <mliska@suse.cz>
9241 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9242 instead of ENABLE_VALGRIND_CHECKING.
9244 2016-01-27 Richard Henderson <rth@redhat.com>
9247 * lra-remat.c (subreg_regs): New.
9248 (dump_candidates_and_remat_bb_data): Dump it.
9249 (operand_to_remat): Reject if operand in subreg_regs.
9250 (set_bb_regs): Collect subreg_regs.
9251 (lra_remat): Init and free subreg_regs. Compute
9252 calculate_local_reg_remat_bb_data before create_cands.
9254 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9257 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9258 change stack_alignment_needed for __tls_get_addr call.
9260 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9262 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9264 2016-01-27 Jeff Law <law@redhat.com>
9266 PR tree-optimization/68398
9267 PR tree-optimization/69196
9268 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9269 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9270 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9271 Only count PHIs in the last block in the path. The others will
9272 const/copy propagate away. Add heuristic to allow more irreducible
9273 subloops to be created when it is likely profitable to do so.
9275 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9276 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9277 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9279 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9282 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9283 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9284 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9285 * tree-streamer-in.c: Include asan.h.
9286 (streamer_get_builtin_tree): For builtins in sanitizer
9287 range call initialize_sanitizer_builtins and retry.
9289 2016-01-27 Ian Lance Taylor <iant@google.com>
9291 * common.opt (fkeep-gc-roots-live): New undocumented option.
9292 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9293 -fkeep-gc-roots-live, skip pointers.
9294 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9297 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9300 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9301 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9303 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9306 * configure.ac: NetBSD provides SSP in its C library.
9307 * configure: Updated.
9309 2016-01-27 Richard Biener <rguenther@suse.de>
9311 PR tree-optimization/69166
9312 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9313 reduction code for commutativity / associativity.
9315 2016-01-27 Martin Jambor <mjambor@suse.cz>
9317 PR tree-optimization/69355
9318 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9319 total_scalarization fails.
9321 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9323 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9326 2016-01-27 Christian Bruel <christian.bruel@st.com>
9329 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9330 Move arm_reset_previous_fndecl and set_target_option_current_node in
9331 the conditional part. Call save_restore_target_globals.
9332 * config/arm/arm.c (arm_set_current_function):
9333 Refactor to better support #pragma target and attribute mix.
9334 Call save_restore_target_globals.
9335 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9337 2016-01-27 Martin Liska <mliska@suse.cz>
9339 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9340 reference for an HSA kernel and its host function.
9342 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9344 PR tree-optimization/69399
9345 * wide-int.h (wi::lrshift): For larger precisions, only
9346 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9348 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9350 * config/arc/predicates.md (proper_comparison_operator): Reject
9351 constant-constant comparison.
9353 2016-01-26 Tom de Vries <tom@codesourcery.com>
9355 PR tree-optimization/69110
9356 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9357 DR_NUM_DIMENSIONS == 0.
9359 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9360 Sebastian Pop <s.pop@samsung.com>
9362 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9363 isl_ast_op_cond and isl_ast_op_select.
9364 (gcc_expression_from_isl_expr_op): Same.
9366 2016-01-26 Jason Merrill <jason@redhat.com>
9369 * tree.c (recompute_constructor_flags): Split out from
9371 (verify_constructor_flags): New.
9372 * tree.h: Declare them.
9374 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9376 PR rtl-optimization/69217
9377 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9378 are no TYPE_FIELDS set for the record type.
9380 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9383 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9384 toc_label_name unconditionally.
9385 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9386 SYMBOL_REF string. Use toc_label_name instead of constructing
9388 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9389 constructing LCTOC1.
9391 2016-01-26 Martin Sebor <msebor@redhat.com>
9394 * doc/extend.texi (Common Type Attributes): Move text that talks about
9395 attribute packed from attribute aligned to the section discussing
9396 the former attribute for clarity.
9398 2016-01-26 Richard Henderson <rth@redhat.com>
9401 * trans-mem.c (tm_region_init): Mark entry block as visited.
9403 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9406 * diagnostic-show-locus.c (layout::print_source_line): Replace
9407 call to pp_newline with call to layout::print_newline.
9408 (layout::print_annotation_line): Likewise.
9409 (layout::move_to_column): Likewise.
9410 (layout::print_any_fixits): After printing any fixits, print a
9411 trailing newline, if necessary.
9412 (layout::print_newline): New method, resetting any colorization
9414 (diagnostic_show_locus): Move the pp_newline to before the
9415 early bailout. Remove dummy block enclosing the layout instance.
9416 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9417 of pp_newline_and_flush with pp_flush.
9418 (diagnostic_append_note): Delete use of pp_newline.
9419 (diagnostic_append_note_at_rich_loc): Delete.
9420 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9421 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9422 when newline characters are added to the buffer.
9424 2016-01-26 Michael Matz <matz@suse.de>
9426 * configure.ac (ac_cv_std_swap_in_utility): New test.
9427 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9428 * configure: Regenerate.
9429 * config.in: Regenerate.
9431 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9433 * config/arc/arc.md (cstoresi4): Force operand into register.
9434 (arcset<code>): Fix predicate.
9435 (arcsetltu): Likewise.
9436 (arcsetgeu): Likewise.
9437 (arcsethi): Likewise.
9438 (arcsetls): Likewise.
9440 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9442 PR tree-optimization/69483
9443 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9444 if base has error_mark_node type.
9446 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9449 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9450 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9452 (vget_lane_f16): Handle big-endian.
9453 (vgetq_lane_f16): Likewise.
9454 (vset_lane_f16): Likewise.
9455 (vsetq_lane_f16): Likewise.
9456 * config/arm/iterators.md (VQXMOV): Add V8HF.
9457 (VDQ): Add V4HF and V8HF.
9458 (V_reg): Handle V4HF and V8HF.
9459 (Is_float_mode): Likewise.
9460 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9461 neon_vdup_nv8hf): New patterns.
9462 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9463 Use VD_LANE iterator.
9464 (neon_vld1_dup<mode>): Use VQ2 iterator.
9466 2016-01-26 Nathan Sidwell <nathan@acm.org>
9468 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9469 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9470 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9471 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9472 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9473 (oacc_validate_dims): Add LEVEL arg, don't return level.
9474 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9476 (execute_oacc_device_lower): Adjust, add more dump output.
9477 * tree-ssa-loop.c (gate_oacc_kernels): Use
9478 oacc_fn_attrib_kernels_p.
9479 * tree-parloops.c (create_parallel_loop): Adjust
9480 set_oacc_fn_attrib call.
9482 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9485 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9486 (append_compiler_options): Handle -fcilkplus.
9487 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9489 2016-01-26 Nick Clifton <nickc@redhat.com>
9492 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9493 been marked as DECL_ONE_ONLY but we do not the means to make it
9494 so, then do not allow it to bind locally.
9496 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9499 * opts.h (parse_sanitizer_options): New prototype.
9500 * opts.c (sanitizer_opts): New array.
9501 (parse_sanitizer_options): New function.
9502 (common_handle_option): Use parse_sanitizer_options.
9504 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9507 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9508 alignment adjustment to ...
9509 (ix86_update_stack_boundary): Here. Don't over-align stack for
9511 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9512 if __tls_get_addr is called.
9514 2016-01-26 Christian Bruel <christian.bruel@st.com>
9516 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9518 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9520 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9522 2016-01-26 Richard Biener <rguenther@suse.de>
9525 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9527 2016-01-26 Richard Biener <rguenther@suse.de>
9529 PR tree-optimization/69452
9530 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9531 (move_computations_dom_walker::before_dom_children): Rename
9533 (move_computations_worker): This.
9534 (move_computations): Perform an RPO rather than a DOM walk.
9536 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9539 * combine.c (combine_instructions): For REG_EQUAL note with
9540 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9541 to the underlying register.
9542 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9543 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9545 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9548 * config/aarch64/aarch64-builtins.c
9549 (aarch64_init_simd_builtin_types): Do not set structural
9550 equality to __Poly{8,16,64,128}_t types.
9552 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9554 PR tree-optimization/69400
9555 * wide-int.cc (wi_pack): Take the precision as argument and
9556 perform canonicalization here rather than in the callers.
9557 Use the main loop to handle all full-width HWIs. Add a
9558 zero HWI if in_len isn't a full result.
9559 (wi::divmod_internal): Update accordingly.
9560 (wi::mul_internal): Likewise. Simplify.
9562 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9563 Sebastian Pop <s.pop@samsung.com>
9565 * graphite-poly.c (apply_poly_transforms): Simplify.
9566 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9567 (print_isl_map): Same.
9568 (print_isl_union_map): Same.
9569 (print_isl_schedule): New.
9570 (debug_isl_schedule): New.
9571 * graphite-dependences.c (scop_get_reads): Do not call
9572 isl_union_map_add_map that is undocumented isl functionality.
9573 (scop_get_must_writes): Same.
9574 (scop_get_may_writes): Same.
9575 (scop_get_original_schedule): Remove.
9576 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9577 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9578 (compute_deps): Remove.
9579 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9580 (debug_schedule_ast): New.
9581 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9582 set_separate_option.
9583 (graphite_regenerate_ast_isl): Add dump.
9584 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9585 from scop->transformed_schedule.
9586 (graphite_regenerate_ast_isl): Add more dump.
9587 * graphite-optimize-isl.c (optimize_isl): Set
9588 scop->transformed_schedule. Check whether schedules are equal.
9589 (apply_poly_transforms): Move here.
9590 * graphite-poly.c (apply_poly_transforms): ... from here.
9591 (free_poly_bb): Static.
9592 (free_scop): Static.
9593 (pbb_number_of_iterations_at_time): Remove.
9594 (print_isl_ast): New.
9595 (debug_isl_ast): New.
9596 (debug_scop_pbb): New.
9597 * graphite-scop-detection.c (print_edge): Move.
9599 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9600 (build_scop_scattering): Remove.
9601 (create_pw_aff_from_tree): Assert instead of bailing out.
9602 (add_condition_to_pbb): Remove unused code, do not fail.
9603 (add_conditions_to_domain): Same.
9604 (add_conditions_to_constraints): Remove.
9605 (build_scop_context): New.
9606 (add_iter_domain_dimension): New.
9607 (build_iteration_domains): Initialize pbb->iterators.
9608 Call add_conditions_to_domain.
9611 (index_outermost_in_loop): New.
9612 (index_pbb_in_loop): New.
9613 (outermost_pbb_in): New.
9614 (add_in_sequence): New.
9615 (add_outer_projection): New.
9616 (outer_projection_mupa): New.
9617 (add_loop_schedule): New.
9618 (build_schedule_pbb): New.
9619 (build_schedule_loop): New.
9620 (embed_in_surrounding_loops): New.
9621 (build_schedule_loop_nest): New.
9622 (build_original_schedule): New.
9623 (build_poly_scop): Call build_original_schedule.
9624 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9625 (free_poly_dr): Remove.
9626 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9627 (free_poly_bb): Remove.
9628 (debug_loop_vec): Remove.
9629 (print_isl_ast): Declare.
9630 (debug_isl_ast): Declare.
9631 (scop_do_interchange): Remove.
9632 (scop_do_strip_mine): Remove.
9633 (scop_do_block): Remove.
9634 (flatten_all_loops): Remove.
9635 (optimize_isl): Remove.
9636 (pbb_number_of_iterations_at_time): Remove.
9637 (debug_scop_pbb): Declare.
9638 (print_schedule_ast): Declare.
9639 (debug_schedule_ast): Declare.
9640 (struct scop): Remove schedule. Add original_schedule,
9641 transformed_schedule.
9642 (free_gimple_poly_bb): Remove.
9643 (print_generated_program): Remove.
9644 (debug_generated_program): Remove.
9645 (unify_scattering_dimensions): Remove.
9646 * sese.c (print_edge): ... here.
9647 (print_sese): ... here.
9648 (debug_edge): ... here.
9649 (debug_sese): ... here.
9650 * sese.h (print_edge): Declare.
9651 (print_sese): Declare.
9652 (dump_edge): Declare.
9653 (dump_sese): Declare.
9655 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9656 Sebastian Pop <s.pop@samsung.com>
9658 * Makefile.in: Set ISLVER in site.exp.
9660 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9662 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9663 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9664 through DECL_VALUE_EXPR for expansion.
9666 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9668 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9669 the frame info after reload completed.
9671 2016-01-25 Jeff Law <law@redhat.com>
9673 PR tree-optimization/69196
9674 PR tree-optimization/68398
9675 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9676 tree-ssa-threadupdate.c.
9677 (determine_bb_domination_status): Prototype
9678 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9679 (determine_bb_domination_status): No longer static.
9680 (valid_jump_thread_path): Remove code to detect characteristics
9681 of the jump thread path not associated with correctness.
9682 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9683 Correct test for thread path length. Count PHIs for real operands as
9684 statements that need to be copied. Do not count ASSERT_EXPRs.
9685 Look at all the blocks in the thread path. Compute and selectively
9686 filter thread paths based on threading through the latch, threading
9687 a multiway branch or crossing a multiway branch.
9689 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9691 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9692 decl with __attribute__ ((unused)) annotation.
9694 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9697 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9698 of operands is compatible with a statement vectype.
9700 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9702 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9703 improve wording for mixed storage order support.
9705 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9707 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9708 (vcvt_u64_f64): Likewise.
9709 (vcvta_s64_f64): Likewise.
9710 (vcvta_u64_f64): Likewise.
9711 (vcvtm_s64_f64): Likewise.
9712 (vcvtm_u64_f64): Likewise.
9713 (vcvtn_s64_f64): Likewise.
9714 (vcvtn_u64_f64): Likewise.
9715 (vcvtp_s64_f64): Likewise.
9716 (vcvtp_u64_f64): Likewise.
9718 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9720 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9721 (arc_init): Check validity mll64 option.
9722 (arc_save_restore): Use double load/store instruction.
9723 (arc_expand_movmem): Likewise.
9724 (arc_split_move): Don't split if we have double load/store
9725 instructions. Returns a boolean.
9726 (arc_process_double_reg_moves): Change function to return boolean
9727 instead of a sequence of instructions.
9728 (arc_dwarf_register_span): New function.
9729 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9730 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9731 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9732 (*movdf_insn): Likewise.
9733 * config/arc/arc.opt (mll64): New option.
9734 * config/arc/predicates.md (even_register_operand): New predicate.
9735 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9737 2016-01-25 Richard Biener <rguenther@suse.de>
9740 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9741 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9743 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9745 2016-01-25 Richard Biener <rguenther@suse.de>
9747 PR tree-optimization/69376
9748 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9750 (VN_INFO_ANTI_RANGE_P): New inline.
9751 (VN_INFO_RANGE_TYPE): Likewise.
9752 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9753 SSA_NAME_ANTI_RANGE_P.
9754 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9755 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9756 Properly query VN_INFO_RANGE_TYPE.
9758 2016-01-25 Nick Clifton <nickc@redhat.com>
9761 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9763 2016-01-23 Tom de Vries <tom@codesourcery.com>
9765 PR tree-optimization/69426
9766 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9769 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9771 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9772 "the the" with "the" in the comments.
9773 * ipa-devirt.c (build_type_inheritance_graph,
9774 update_type_inheritance_graph): Likewise.
9775 * tree.c (build_function_type_list_1): Likewise.
9776 * cfgloopmanip.c (scale_loop_profile): Likewise.
9777 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9778 * gimple-ssa-split-paths.c
9779 (find_block_to_duplicate_for_splitting_paths): Likewise.
9780 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9781 * expr.c (convert_move): Likewise.
9782 * var-tracking.c (vt_stack_adjustments): Likewise.
9783 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9784 * tree-vrp.c (test_for_singularity): Likewise.
9786 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9787 directly instead of building a temporary tree.
9790 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9791 remove <algorithm> include.
9793 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9796 * config/i386/i386.c: Include dojump.h.
9797 (expand_small_movmem_or_setmem,
9798 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9800 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9801 if dynamic_check != -1.
9803 2016-01-21 Jeff Law <law@redhat.com>
9806 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9807 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9808 into dominated_by_p.
9809 (cprop_into_successor_phis): Avoid unnecessary tests.
9811 2016-01-22 Richard Henderson <rth@redhat.com>
9814 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9815 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9817 2016-01-22 Michael Matz <matz@suse.de>
9819 * system.h (string, algorithm): Include only conditionally.
9820 (new): Include always under C++.
9821 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9822 * final.c (toplevel): Ditto.
9823 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9824 * genconditions.c (write_header): Make gencondmd.c define
9826 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9828 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9829 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9831 2016-01-22 Christian Bruel <christian.bruel@st.com>
9834 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9836 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9839 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9840 define_insn_and_split. Ensure operands[1] and operands[0] do not
9841 get assigned the same register.
9843 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9845 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9847 2016-01-22 Christian Bruel <christian.bruel@st.com>
9849 * config/arm/arm-c.c (arm_pragma_target_parse):
9850 Remove warn_builtin_macro_redefined overwrite.
9852 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9854 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9855 flag_non_call_exceptions compatibility.
9857 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9860 * dwarf2out.c (add_child_die_after): New function.
9861 (dwarf_qual_info_t): New type.
9862 (dwarf_qual_info): New variable.
9863 (qualified_die_p): New function.
9864 (modified_type_die): For -fdebug-types-section, ensure
9865 canonical order of qualifiers. Put qualified DIEs adjacent
9866 to the corresponding non-qualified type DIE and search there
9867 for existing qualified DIEs.
9869 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9871 * doc/extend.texi (scalar_storage_order type attribute): Document
9872 restriction on type punning and aliasing, and remove future tense.
9874 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9877 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9880 2016-01-21 Jeff Law <law@redhat.com>
9883 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9884 useless call to record_temporary_equivalences.
9885 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9886 allocate 10 slots in the bb_path vector and let it grow as needed.
9887 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9890 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9892 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9894 * configure: Regenerate.
9896 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9898 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9899 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9901 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9904 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9905 drop EXPAND_INITIALIZER.
9906 * rtl.h (contains_symbolic_reference_p): Declare.
9907 * rtlanal.c (contains_symbolic_reference_p): New function.
9908 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9909 a subtraction into a NOT if symbolic constants are involved.
9911 2016-01-21 Anton Blanchard <anton@samba.org>
9912 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9915 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9917 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9920 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9922 * config/microblaze/microblaze.c
9923 (get_branch_target): New.
9924 (insert_wic_for_ilb_runout): New.
9926 (microblaze_machine_dependent_reorg): New.
9927 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9928 * config/microblaze/microblaze.md
9929 (UNSPEC_IPREFETCH): Define.
9930 (iprefetch): New pattern
9931 * config/microblaze/microblaze.opt
9932 (mxl-prefetch): New flag.
9934 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9936 * config/microblaze/microblaze.h
9937 (FIXED_REGISTERS): Update in macro.
9938 (CALL_USED_REGISTERS): Update in macro.
9940 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9942 PR rtl-optimization/68920
9943 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9946 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9948 PR rtl-optimization/68990
9949 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9950 pseudo instead of inheritance ones.
9952 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9953 Nick Clifton <nickc@redhat.com>
9957 * config/mips/mips.c (mips_compute_frame_info): Initialise
9958 args_size and hard_frame_pointer_offset fields of the frame
9959 structure before calling mips_global_pointer.
9961 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9963 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9965 * configure: Regenerate.
9967 2016-01-21 Richard Biener <rguenther@suse.de>
9969 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9971 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9973 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9974 to actually emit the .size directive.
9976 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9977 Jakub Jelinek <jakub@redhat.com>
9981 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9982 args array size by one to avoid buffer overflow.
9984 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9986 * config/s390/s390.md (pool_section_start): Use switch_to_section
9987 to select proper read-only data section instead of hardcoding
9989 (pool_section_end): Use switch_to_section to match the above.
9991 2016-01-21 Richard Biener <rguenther@suse.de>
9993 PR tree-optimization/69378
9994 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
9995 (set_ssa_val_to): Use it for dominance checks taking into
9996 account not executable edges.
9998 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10001 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10002 for bitsize instead of GET_MODE_PRECISION (mode).
10004 2016-01-20 Martin Sebor <msebor@redhat.com>
10007 * extend.texi (__sync Builtins): Clarify the semantics of
10008 __sync_fetch_and_OP built-ins on pointers.
10009 (__atomic Builtins): Same.
10011 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10012 Sebastian Pop <s.pop@samsung.com>
10014 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10015 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10016 (is_valid_rename): Same.
10017 (translate_isl_ast_to_gimple::get_rename): Same.
10018 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10019 (translate_isl_ast_to_gimple::rename_uses): Same.
10020 (get_new_name): Check for close_phi nodes.
10021 (copy_loop_phi_args): Use phi_node_kind.
10022 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10023 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10025 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10026 Sebastian Pop <s.pop@samsung.com>
10028 Revert commit r229783.
10029 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10030 Remove use of parameter_rename_map.
10031 (copy_def): Remove.
10032 (copy_internal_parameters): Remove.
10033 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10034 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10035 (free_sese_info): Do not free parameter_rename_map.
10036 (set_rename): Do not use parameter_rename_map.
10037 (rename_uses): Update call to set_rename.
10038 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10039 * sese.h (parameter_rename_map_t): Remove.
10040 (struct sese_info_t): Remove field parameter_rename_map.
10042 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10043 Sebastian Pop <s.pop@samsung.com>
10045 * graphite-isl-ast-to-gimple.c: Fix comment.
10046 * graphite-scop-detection.c (defined_in_loop_p): New.
10047 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10048 names defined in loop.
10050 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10051 Sebastian Pop <s.pop@samsung.com>
10053 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10054 Discard unstructured if-then-else regions.
10056 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10057 Sebastian Pop <s.pop@samsung.com>
10059 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10060 (cleanup_loop_iter_dom): Remove.
10061 (build_loop_iteration_domains): Remove.
10062 (build_scop_context): Remove.
10063 (build_scop_iteration_domain): Remove.
10064 (add_loop_constraints): New.
10065 (build_iteration_domains): New.
10066 (build_poly_scop): Call build_iteration_domains.
10068 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10069 Sebastian Pop <s.pop@samsung.com>
10071 * graphite-scop-detection.c
10072 (scop_detection::harmful_loop_in_region): Free dom and loops.
10073 (scop_detection::loop_body_is_valid_scop): Free bbs.
10075 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10076 Sebastian Pop <s.pop@samsung.com>
10078 * graphite-scop-detection.c (record_loop_in_sese): New.
10079 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10080 (build_scops): Remove call to build_sese_loop_nests.
10081 * sese.c (sese_record_loop): Remove.
10082 (build_sese_loop_nests): Remove.
10083 (new_sese_info): Remove region->loops.
10084 (free_sese_info): Same.
10085 * sese.h (sese_contains_loop): Same.
10086 (build_sese_loop_nests): Remove.
10087 (sese_contains_loop): Remove.
10089 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10090 Sebastian Pop <s.pop@samsung.com>
10092 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10093 loop_is_valid_in_scop.
10094 (scop_detection::harmful_stmt_in_region): Renamed
10095 harmful_loop_in_region.
10096 Call loop_is_valid_in_scop.
10098 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10099 Sebastian Pop <s.pop@samsung.com>
10101 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10104 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10105 Sebastian Pop <s.pop@samsung.com>
10107 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10108 * graphite.h (struct poly_bb): Remove field is_reduction.
10109 (PBB_IS_REDUCTION): Remove.
10111 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10112 Sebastian Pop <s.pop@samsung.com>
10114 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10115 (add_pdr_constraints): Same.
10116 (scop_get_reads): Same.
10117 (scop_get_must_writes): Same.
10118 (scop_get_may_writes): Same.
10119 (scop_get_original_schedule): Same.
10120 (extend_schedule): Same.
10121 (apply_schedule_on_deps): Same.
10122 (carries_deps): Same.
10123 (compute_deps): Same.
10124 (scop_get_dependences): Same.
10125 * graphite-isl-ast-to-gimple.c
10126 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10127 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10128 (get_schedule_for_band_list): Same.
10129 (get_schedule_map): Same.
10130 (apply_schedule_map_to_scop): Same.
10131 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10132 (build_loop_iteration_domains): Same.
10133 (add_condition_to_pbb): Same.
10134 (add_param_constraints): Same.
10135 (pdr_add_memory_accesses): Same.
10136 (pdr_add_data_dimensions): Same.
10138 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10140 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10143 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10145 * common.opt (feliminate-dwarf2-dups): Replace references to
10146 "DWARF 2" with just "DWARF".
10147 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10148 * doc/extend.texi: Likewise.
10149 * doc/cpp.texi: Likewise.
10150 * doc/invoke.texi: Likewise.
10151 (Option Summary): Add -gdwarf to list of Debugging Options.
10152 (Debugging Options): Document -gdwarf.
10153 * doc/contrib.texi: Spell "DWARF" like that.
10155 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10157 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10158 warning. Fix up formatting.
10160 PR middle-end/67653
10161 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10162 attempt to mark memory input operand addressable and
10163 call prepare_gimple_addressable in that case. Don't adjust
10164 input_location for diagnostics, use error_at instead.
10166 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10168 * config/rs6000/ppc-auxv.h: New file.
10169 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10170 (cpu_is): Likewise.
10171 (cpu_supports): Likewise.
10172 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10173 (cpu_is_info): New variable.
10174 (cpu_supports_info): Likewise.
10175 (tcb_verification_symbol): Likewise.
10176 (cpu_builtin_p): Likewise.
10177 (cpu_expand_builtin): New function.
10178 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10179 (rs6000_init_builtins): Likewise.
10180 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10181 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10182 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10183 * configure: Regenerate.
10184 * config.in: Likewise.
10185 * doc/extend.texi (PowerPC Built-in Functions): Document
10186 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10188 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10191 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10193 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10196 2016-01-20 Richard Henderson <rth@redhat.com>
10202 * tree.c (tm_define_builtin): New.
10203 (find_tm_vector_type): New.
10204 (build_tm_vector_builtins): New.
10205 (build_common_builtin_nodes): Call it.
10207 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10209 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10210 (arm_fp_ok): Likewise.
10211 (arm_fp): Likewise.
10212 (arm_crypto): Likewise.
10214 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10215 Richard Biener <rguenther@suse.de>
10217 PR tree-optimization/69328
10218 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10219 vectors have same number of elements.
10220 (vectorizable_condition): Fix masked version recognition.
10222 2016-01-20 Richard Biener <rguenther@suse.de>
10224 PR tree-optimization/69345
10225 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10226 (VN_INFO_PTR_INFO): Likewise.
10227 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10228 info when it is equal between non-dominating SSA names.
10229 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10230 Make sure to look at original SSA infos.
10232 2016-01-20 Jeff Law <law@redhat.com>
10235 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10237 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10238 (pc_or_label_operand): New predicate.
10239 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10240 tests for small integers that are 2^n - 1.
10242 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10244 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10246 2016-01-19 Jeff Law <law@redhat.com>
10248 PR middle-end/69347
10249 * tree-ssa-threadbackwards.c
10250 (fsm_find_control_statement_thread_paths): Do not try to lookup
10251 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10253 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10255 * doc/lto.texi: Remove text that says only Gold has linker plugin
10258 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10260 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10261 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10262 the DIE accordingly.
10263 (modified_type_die): Add REVERSE parameter and pass it recursively,
10264 as well as to base_type_die. Adjust presence check accordingly.
10265 (base_type_for_mode): Adjust call to modified_type_die.
10266 (add_type_attribute): Add REVERSE parameter and pass it to
10268 (generic_parameter_die): Adjust call to add_type_attribute.
10269 (add_scalar_info): Likewise.
10270 (add_subscript_info): Likewise.
10271 (gen_array_type_die): Likewise.
10272 (gen_descr_array_type_die): Likewise.
10273 (gen_entry_point_die): Likewise.
10274 (gen_enumeration_type_die): Likewise.
10275 (gen_formal_parameter_die): Likewise.
10276 (gen_subprogram_die): Likewise.
10277 (gen_variable_die ): Likewise.
10278 (gen_const_die): Likewise.
10279 (gen_field_die): Likewise.
10280 (gen_pointer_type_die): Likewise.
10281 (gen_reference_type_die): Likewise.
10282 (gen_ptr_to_mbr_type_die): Likewise.
10283 (gen_inheritance_die): Likewise.
10284 (gen_subroutine_type_die): Likewise.
10285 (gen_typedef_die): Likewise.
10286 (force_type_die): Adjust call to modified_type_die.
10288 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10290 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10291 flow throughout the file. Fix broken link to Objective-C 2.0
10293 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10296 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10298 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10300 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10303 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10304 (maybe_record_node): Record cxa_pure_virtual as the only possible
10305 target if there are not ohter candidates.
10306 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10308 2016-01-19 Richard Biener <rguenther@suse.de>
10310 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10311 (get_memory_order): Likewise.
10313 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10315 * tree-vect-stmts.c (vectorizable_store): Check
10318 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10321 * gcc.c (driver::decode_argv): Add call to
10322 init_opts_obstack before init_options_struct.
10323 * opts.c (init_opts_obstack): Remove idempotency.
10324 (init_options_struct): Replace call to init_opts_obstack
10325 with a gcc_assert to verify that it has already been called.
10326 * toplev.c (toplev::main): Add call to init_opts_obstack before
10327 calls to init_options_struct.
10328 (toplev::finalize): Move cleanup of opts_obstack next to
10329 cleanup of save_decoded_options, clearing the latter, and
10330 save_decoded_options_count.
10332 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10335 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10336 attribute to unconditional. Remove %? from output template.
10338 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10339 Jiong Wang <jiong.wang@arm.com>
10341 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10342 generated from different expand order.
10344 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10346 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10347 Add support for CCMP costing.
10349 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10351 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10352 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10353 (fccmpe<mode>): Likewise.
10354 (fcmp): Rename to fcmp and globalize pattern.
10356 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10357 (aarch64_gen_ccmp_next): Add FP support.
10359 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10361 * target.def (gen_ccmp_first): Update documentation.
10362 (gen_ccmp_next): Likewise.
10363 * doc/tm.texi (gen_ccmp_first): Update documentation.
10364 (gen_ccmp_next): Likewise.
10365 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10366 expand_ccmp_expr_1. Improve comments.
10367 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10368 (ccmp_ior<mode>): Remove pattern.
10369 (cmp<mode>): Remove expand.
10370 (cmp): Globalize pattern.
10371 (cstorecc4): Use cc_register.
10372 (mov<mode>cc): Remove ccmp_cc_register check.
10373 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10374 Simplify after removal of CC_DNE/* modes.
10375 (aarch64_ccmp_mode_to_code): Remove.
10376 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10377 In 'k' case use integer as condition.
10378 (aarch64_nzcv_codes): Remove inverted cases.
10379 (aarch64_code_to_ccmode): Remove.
10380 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10381 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10382 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10383 pattern. Return the comparison with CC register. Invert conditions
10384 when bitcode is OR.
10385 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10386 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10388 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10390 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10391 instrumented_version.
10393 2016-01-19 Richard Biener <rguenther@suse.de>
10395 PR tree-optimization/69336
10396 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10397 handled components with get_ref_base_and_extent.
10398 (equal_mem_array_ref_p): Adjust.
10400 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10403 * shrink-wrap.c: Include valtrack.h.
10404 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10405 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10406 in between insn and where it will be moved to. Call
10407 dead_debug_insert_temp.
10408 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10409 first and dead_debug_local_finish at the end.
10410 For uses and defs bitmap, handle all regs in between REGNO and
10411 END_REGNO, not just the first one.
10413 2016-01-19 Richard Biener <rguenther@suse.de>
10415 PR tree-optimization/69352
10416 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10417 (equal_mem_array_ref_p): Constrain size and max size properly.
10418 Compare the reverse flag.
10420 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10422 * ira.c (ira): Update regstat data if we deleted insns.
10424 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10426 PR rtl-optimization/68955
10427 PR rtl-optimization/64557
10428 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10429 here. Fix up formatting.
10430 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10432 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10435 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10436 assume that the node has body.
10437 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10440 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10442 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10445 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10447 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10448 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10450 2016-01-19 Martin Jambor <mjambor@suse.cz>
10451 Martin Liska <mliska@suse.cz>
10452 Michael Matz <matz@suse.de>
10454 * Makefile.in (OBJS): Add new source files.
10455 (GTFILES): Add hsa.c.
10456 * common.opt (disable_hsa): New variable.
10457 (-Whsa): New warning.
10458 * config.in (ENABLE_HSA): New.
10459 * configure.ac: Treat hsa differently from other accelerators.
10460 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10461 $enable_offloading.
10462 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10463 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10464 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10465 --with-hsa-kmt-lib.
10466 * doc/invoke.texi (-Whsa): Document.
10467 (hsa-gen-debug-stores): Likewise.
10468 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10469 to invoke offload compiler for hsa acclerator.
10470 * opts.c (common_handle_option): Determine whether HSA offloading
10471 should be performed.
10472 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10473 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10474 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10475 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10476 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10477 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10478 GF_OMP_FOR_KIND_GRID_LOOP.
10479 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10480 (pp_gimple_stmt_1): Likewise.
10481 * gimple-walk.c (walk_gimple_stmt): Likewise.
10482 * gimple.c (gimple_build_omp_grid_body): New function.
10483 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10484 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10485 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10486 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10487 GF_OMP_TEAMS_GRID_PHONY.
10488 (gimple_statement_omp_single_layout): Updated comments.
10489 (gimple_build_omp_grid_body): New function.
10490 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10491 (gimple_omp_for_grid_phony): New function.
10492 (gimple_omp_for_set_grid_phony): Likewise.
10493 (gimple_omp_parallel_grid_phony): Likewise.
10494 (gimple_omp_parallel_set_grid_phony): Likewise.
10495 (gimple_omp_teams_grid_phony): Likewise.
10496 (gimple_omp_teams_set_grid_phony): Likewise.
10497 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10498 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10499 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10500 (BUILT_IN_GOMP_TARGET): Updated type.
10501 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10502 (adjust_for_condition): New function.
10503 (get_omp_for_step_from_incr): Likewise.
10504 (extract_omp_for_data): Moved parts to adjust_for_condition and
10505 get_omp_for_step_from_incr.
10506 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10507 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10508 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10509 (scan_omp_parallel): Do not create child functions for phony
10511 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10512 (scan_omp_1_op): Checking assert we are not remapping to
10513 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10514 (parallel_needs_hsa_kernel_p): New function.
10515 (expand_parallel_call): Register apprpriate parallel child
10516 functions as HSA kernels.
10517 (grid_launch_attributes_trees): New type.
10518 (grid_attr_trees): New variable.
10519 (grid_create_kernel_launch_attr_types): New function.
10520 (grid_insert_store_range_dim): Likewise.
10521 (grid_get_kernel_launch_attributes): Likewise.
10522 (get_target_argument_identifier_1): Likewise.
10523 (get_target_argument_identifier): Likewise.
10524 (get_target_argument_value): Likewise.
10525 (push_target_argument_according_to_value): Likewise.
10526 (get_target_arguments): Likewise.
10527 (expand_omp_target): Call get_target_arguments instead of looking
10528 up for teams and thread limit.
10529 (grid_expand_omp_for_loop): New function.
10530 (grid_arg_decl_map): New type.
10531 (grid_remap_kernel_arg_accesses): New function.
10532 (grid_expand_target_kernel_body): New function.
10533 (expand_omp): Call it.
10534 (lower_omp_for): Do not emit phony constructs.
10535 (lower_omp_taskreg): Do not emit phony constructs but create for them
10536 a temporary variable receiver_decl.
10537 (lower_omp_taskreg): Do not emit phony constructs.
10538 (lower_omp_teams): Likewise.
10539 (lower_omp_grid_body): New function.
10540 (lower_omp_1): Call it.
10541 (grid_reg_assignment_to_local_var_p): New function.
10542 (grid_seq_only_contains_local_assignments): Likewise.
10543 (grid_find_single_omp_among_assignments_1): Likewise.
10544 (grid_find_single_omp_among_assignments): Likewise.
10545 (grid_find_ungridifiable_statement): Likewise.
10546 (grid_target_follows_gridifiable_pattern): Likewise.
10547 (grid_remap_prebody_decls): Likewise.
10548 (grid_copy_leading_local_assignments): Likewise.
10549 (grid_process_kernel_body_copy): Likewise.
10550 (grid_attempt_target_gridification): Likewise.
10551 (grid_gridify_all_targets_stmt): Likewise.
10552 (grid_gridify_all_targets): Likewise.
10553 (execute_lower_omp): Call grid_gridify_all_targets.
10554 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10555 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10556 (tree_omp_clause): Added union field dimension.
10557 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10558 * tree.c (omp_clause_num_ops): Added number of arguments of
10559 OMP_CLAUSE__GRIDDIM_.
10560 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10561 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10562 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10563 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10564 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10565 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10566 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10567 * tree-pass.h (make_pass_gen_hsail): Declare.
10568 (make_pass_ipa_hsa): Likewise.
10569 * ipa-hsa.c: New file.
10570 * lto-section-in.c (lto_section_name): Add hsa section name.
10571 * lto-streamer.h (lto_section_type): Add hsa section.
10572 * timevar.def (TV_IPA_HSA): New.
10573 * hsa-brig-format.h: New file.
10574 * hsa-brig.c: New file.
10575 * hsa-dump.c: Likewise.
10576 * hsa-gen.c: Likewise.
10579 * toplev.c (compile_file): Call hsa_output_brig.
10580 * hsa-regalloc.c: New file.
10582 2016-01-18 Jeff Law <law@redhat.com>
10584 PR tree-optimization/69320
10585 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10586 ranged object, do nothing if the RHS constant is not [0..1].
10587 (optimize_stmt): Comparing a boolean ranged object against a
10588 constant outside [0..1] results in a compile-time constant.
10590 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10593 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10595 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10596 (Option Summary): Update to reflect new section and moved options.
10597 (C++ Dialect Options): Move -fstats to new section.
10598 (Debugging Options): Move all dump, statistics, and other GCC
10599 developer options to new section. Rewrite section introduction
10600 and re-order remaining options to put the more basic ones first.
10601 (Optimization Options): Move -fira-verbose and -flto-report* to
10603 (Developer Options): New section incorporating moved options.
10604 * doc/cppopts.texi (-dM): Update cross-reference.
10606 2016-01-18 Richard Henderson <rth@redhat.com>
10609 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10610 operands to pseudo only if CSE is expected. Split long immediate
10611 operands only after reload, and for the stack pointer.
10612 (*add<GPI>3_pluslong): Remove.
10613 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10614 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10615 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10616 (*add<GPI>3 peepholes): New.
10617 (*add<GPI>3 splitters): New.
10618 * config/aarch64/constraints.md (Upl): New.
10619 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10621 2016-01-18 Richard Biener <rguenther@suse.de>
10623 PR tree-optimization/69297
10624 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10626 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10628 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10630 PR middle-end/68542
10631 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10632 of mixind vector and scalar types.
10633 (fold_relational_const): Add handling of vector
10634 comparison with boolean result.
10635 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10636 comparison of vector operands with boolean result for EQ/NE only.
10637 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10638 (verify_gimple_cond): Likewise.
10639 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10642 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10644 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10647 2016-01-18 Richard Biener <rguenther@suse.de>
10649 PR middle-end/69308
10650 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10652 2016-01-18 Tom de Vries <tom@codesourcery.com>
10654 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10656 2016-01-18 Tom de Vries <tom@codesourcery.com>
10658 * omp-low.c (set_oacc_fn_attrib): Make extern.
10659 * omp-low.h (set_oacc_fn_attrib): Declare.
10660 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10661 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10662 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10663 Add and handle function parameter oacc_kernels_p.
10664 (find_reduc_addr, get_omp_data_i_param): New function.
10665 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10666 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10667 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10668 Calculate dominance info. Skip loops that are not in a kernels region
10669 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10670 (pass_parallelize_loops::execute): Call parallelize_loops with
10671 oacc_kernels_p argument.
10672 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10673 New member function.
10674 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10675 * passes.def: Add argument to pass_parallelize_loops instantation.
10677 2016-01-18 Tom de Vries <tom@codesourcery.com>
10679 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10680 pass_parallelize_loops to be run outside the loop pipeline.
10682 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10684 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10685 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10687 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10690 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10691 using get_ref_base_and_extent.
10692 (equal_mem_array_ref_p): New.
10693 (hashable_expr_equal_p): Add call to previous.
10695 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10698 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10699 (sra_initialize): Allocate disqualified_constants.
10700 (sra_deinitialize): Free disqualified_constants.
10701 (disqualify_candidate): Update disqualified_constants when appropriate.
10702 (create_access): Scan for constant-pool entries as we go along.
10703 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10704 (maybe_add_sra_candidate): Allow constant-pool entries.
10705 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10706 (initialize_constant_pool_replacements): New.
10707 (sra_modify_assign): Avoid mangling assignments created by previous,
10708 and don't generate writes into constant pool.
10709 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10711 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10713 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10714 andnot instruction.
10715 (scalar_chain::convert_op): Likewise.
10716 * config/i386/i386.md (*andndi3_doubleword): New.
10718 2016-01-18 Richard Biener <rguenther@suse.de>
10720 PR tree-optimization/69170
10721 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10722 building a vector from scalar results of a pattern stmt.
10724 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10726 * haifa-sched.c (autopref_multipass_init): Work around
10727 -Wmaybe-uninitialized warning.
10729 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10731 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10732 against the constant 0.
10734 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10736 PR tree-optimization/68799
10737 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10738 look up phi candidates in the statement-candidate map.
10739 (phi_add_costs): Likewise.
10740 (record_phi_increments): Likewise.
10741 (phi_incr_cost): Likewise.
10742 (ncd_with_phi): Likewise.
10743 (all_phi_incrs_profitable): Likewise.
10745 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10747 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10748 -Wmaybe-uninitialized warning.
10750 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10752 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10753 (Option Summary): Update to reflect new section and moved options.
10754 (C++ Dialect Options): Move -fvtable-verify and related options.
10755 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10756 and profiling-related options.
10757 (Optimization Options): Move profile generation options and
10758 -fstack-protector and related options.
10759 (Instrumentation Options): New section incorporating moved options.
10760 (Code Generation Options): Move -finstrument-functions and
10761 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10763 2016-01-16 Tom de Vries <tom@codesourcery.com>
10765 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10767 2016-01-16 Tom de Vries <tom@codesourcery.com>
10769 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10771 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10773 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10774 that checks whether the table is already empty. Rename the
10775 original implementation to...
10776 (hash_table::empty_slot): ...this new private function.
10778 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10780 PR diagnostic/68899
10781 * diagnostic-show-locus.c (layout::print_source_line): Move x
10782 offset of line until after call to
10783 get_line_width_without_trailing_whitespace.
10785 2016-01-15 Jeff Law <law@redhat.com>
10787 PR tree-optimization/69270
10788 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10789 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10790 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10791 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10792 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10793 ssa_name_has_boolean_range and constant_boolean_node.
10795 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10797 PR rtl-optimization/69030
10798 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10800 (spill_pseudos): Delete debug insn for dead pseudo.
10801 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10803 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10805 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10807 (TYPES_UNOPUS): Likewise.
10808 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10809 builtin type, from UNOP to UNOPUS.
10810 (lbtruncuv4sf): Likewise.
10811 (lbtruncuv2df): Likewise.
10812 (lrounduv2sf): Likewise.
10813 (lrounduv4sf): Likewise.
10814 (lrounduv2df): Likewise.
10815 (lroundusf): Likewise.
10816 (lroundusf): Likewise.
10817 (lceiluv2sf): Likewise.
10818 (lceiluv4sf): Likewise.
10819 (lceiluv2df): Likewise.
10820 (lceilusf): Likewise.
10821 (lceiludf): Likewise.
10822 (lflooruv2sf): Likewise.
10823 (lflooruv4sf): Likewise.
10824 (lflooruv2df): Likewise.
10825 (lfloorusf): Likewise.
10826 (lfloorudf): Likewise.
10827 (lfrintnuv2sf): Likewise.
10828 (lfrintnuv4sf): Likewise.
10829 (lfrintnuv2df): Likewise.
10830 (lfrintnusf): Likewise.
10831 (lfrintnudf): Likewise.
10832 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10834 (vcvtq_u32_f32): Likewise.
10835 (vcvtq_u64_f64): Likewise.
10836 (vcvta_u32_f32): Likewise.
10837 (vcvtaq_u32_f32): Likewise.
10838 (vcvtaq_u64_f64): Likewise.
10839 (vcvtm_u32_f32): Likewise.
10840 (vcvtmq_u32_f32): Likewise.
10841 (vcvtmq_u64_f64): Likewise.
10842 (vcvtn_u32_f32): Likwise.
10843 (vcvtnq_u32_f32): Likewise.
10844 (vcvtnq_u64_f64): Likewise.
10845 (vcvtp_u32_f32): Likewise.
10846 (vcvtpq_u32_f32): Likewise.
10847 (vcvtpq_u64_f64): Likewise.
10848 (vcvtmd_u64_f64): Likewise.
10849 (vcvtms_u32_f32): Likewise.
10850 (vcvtad_u64_f64): Likewise.
10851 (vcvtas_u32_f32): Likewise.
10852 (vcvtnd_u64_f64): Likewise.
10853 (vcvtns_u32_f32): Likewise.
10854 (vcvtpd_u64_f64): Likewise.
10855 (vcvtps_u32_f32): Likewise.
10857 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10859 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10860 CSEL of zero_extended registers.
10862 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10864 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10865 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10867 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10869 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10870 false when argument string is not found in the attributes table
10873 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10876 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10877 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10878 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10879 precision estimate.
10881 2016-01-15 Richard Biener <rguenther@suse.de>
10883 PR tree-optimization/66856
10884 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10885 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10886 (vect_create_new_slp_node): Increment stmt reference count.
10887 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10888 an SLP tree before swapping operands.
10889 (vect_build_slp_tree): Likewise.
10890 (destroy_bb_vec_info): Free stmt info after SLP instances.
10891 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10892 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10893 (STMT_VINFO_NUM_SLP_USES): New macro.
10895 2016-01-15 Richard Biener <rguenther@suse.de>
10898 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10899 (add_linkage_name): ... here.
10900 (gen_typedef_die): Use add_linkage_name_raw instead of
10901 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10904 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10906 * gimplify.c (oacc_default_clause): Decode reference and pointer
10907 types for both kernels and parallel regions.
10909 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10911 PR middle-end/69246
10912 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10914 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10916 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10917 (convert_scalars_to_vector): Likewise.
10919 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10921 * doc/extend.texi (Type Traits): Fix grammar.
10923 2016-01-15 Martin Jambor <mjambor@suse.cz>
10925 * tree-inline.c (remap_decl): Use existing dclarations if
10926 remapping a type and prevent_decl_creation_for_types.
10927 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10928 decls first. Do real remapping with
10929 prevent_decl_creation_for_types set.
10930 * tree-inline.h (copy_body_data): New field
10931 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10934 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10936 * config/s390/s390.opt (mmvcle): More verbose help text.
10938 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10940 * config/s390/s390.opt: Add period to -mzvector option text.
10942 2016-01-15 Richard Biener <rguenther@suse.de>
10944 PR tree-optimization/68961
10945 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10946 of invariants in stores again.
10948 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10950 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10952 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10954 * config/i386/i386.c (ix86_expand_branch): Don't split
10955 DI mode xor instruction to SI mode.
10957 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10960 * ipa-icf.c (sem_function::merge): Virtual functions may become
10961 reachable even if they address is not taken and there are no
10964 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10966 * lto-streamer-out.c (subtract_estimated_size): New function.
10967 (get_symbol_initial_value): Use it.
10969 2016-01-15 Christian Bruel <christian.bruel@st.com>
10972 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10973 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10974 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10975 use add_builtin_function_ext_scope instead of add_builtin_function.
10976 (neon_set_p, neon_crypto_set_p): Remove.
10977 (arm_init_builtins): Always call arm_init_neon_builtins and
10978 arm_init_crypto_builtins.
10979 (arm_expand_builtin): Check that builtins are allowed for the arch.
10980 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10981 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10982 arm_init_neon_builtins call.
10984 2016-01-15 Richard Biener <rguenther@suse.de>
10986 PR tree-optimization/69117
10987 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
10988 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
10989 of the leader conservatively.
10990 (free_scc_vn): Restore original SSA name infos.
10992 2016-01-14 Jeff Law <law@redhat.com>
10994 PR tree-optimization/69270
10995 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
10996 single bit of precision, verify it's also unsigned.
10997 (record_edge_info): Use constant_boolean_node rather than fold_convert
10998 to convert boolean_true/boolean_false to the right type.
11000 2016-01-14 Richard Henderson <rth@redhat.com>
11003 * loop-doloop.c (record_reg_sets): New.
11004 (doloop_optimize): Reject the transform if the sequence
11005 clobbers registers live at the end of the loop block.
11006 (doloop_optimize_loops): Enable df_live if needed.
11008 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11010 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11011 * gcc/config/rs6000/rs6000.c: Likewise.
11012 * gcc/config/rs6000/rs6000.h: Likewise.
11013 * gcc/config/rs6000/rs6000.md: Likewise.
11014 * gcc/doc/extend.texi: Likewsie.
11016 2016-01-14 Jeff Law <law@redhat.com>
11018 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11021 2016-01-14 Richard Henderson <rth@redhat.com>
11025 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11026 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11027 instead of builtin_decl_declared_p to test for declaration.
11029 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11031 * doc/loop.texi (Loop Analysis and Representation): Document
11032 loop_depth function.
11034 2016-01-14 Tom de Vries <tom@codesourcery.com>
11036 PR tree-optimization/68773
11037 * omp-low.c (expand_omp_target): Don't set force_output.
11038 * varpool.c (varpool_node::get_create): Same.
11039 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11040 offload_funcs with force_output.
11042 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11045 * lra-eliminations.c (move_plus_up): Don't change anything if either
11046 the outer or inner subreg mode is not MODE_INT.
11047 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11048 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11050 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11052 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11053 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11054 reduc_uplus_@var{m}): Remove.
11055 * expr.c (expand_expr_real_2): Remove expansion path for
11056 reduc_[us](min|max|plus) optabs.
11057 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11058 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11059 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11060 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11061 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11062 reduc_[us](min|max|plus) optabs.
11064 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11066 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11067 (reduc_plus_scal_v2sf): New.
11068 (reduc_smax_v2sf): Rename to...
11069 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11070 (reduc_smin_v2sf): Rename to...
11071 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11073 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11075 * alias.c (compare_base_symbol_refs): New function.
11076 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11079 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11081 PR middle-end/68146
11082 PR tree-optimization/69155
11083 * tree-complex.c: Include cfganal.h.
11084 (phis_to_revisit): New variable.
11085 (extract_component): Add phiarg_p argument. Assert that returned
11086 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11087 (update_phi_components): Partly rewrite to use loop over real/imag
11088 components instead of code duplication. If extract_component returns
11089 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11090 create_tmp_reg into the PHI node instead, and mention the phi triplet
11091 in phis_to_revisit.
11092 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11093 in phis_to_revisit at the end.
11095 2016-01-14 Richard Biener <rguenther@suse.de>
11097 PR tree-optimization/68060
11098 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11099 outer loop reduction is only used in the inner loop before
11100 detecting a double reduction.
11102 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11105 * combine.c (expand_field_assignment): Punt if compute_mode is
11106 unsupported scalar mode.
11108 2016-01-14 Richard Biener <rguenther@suse.de>
11110 PR tree-optimization/66856
11111 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11112 SLP node only if it built successfully.
11113 (vect_analyze_slp_instance): Adjust.
11115 2016-01-14 Jeff Law <law@redhat.com>
11117 PR tree-optimization/69270
11118 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11119 (record_edge_info): Use it. Convert boolean_{true,false}_node
11120 to the type of op0.
11122 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11125 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11126 use block_ultimate_origin
11127 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11129 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11131 * doc/invoke.texi (Submodel Options): Rename section to
11132 "Machine-Dependent Options" to better reflect its content.
11133 Rewrite introductory text to remove archaic CPU names.
11136 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11138 * doc/invoke.texi (Code Gen Options): Move section up in file,
11139 before target-specific options. Update menu and option summary
11140 to reflect the new section ordering.
11142 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11144 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11145 (C++ Dialect Options): Add cross-reference to -std option.
11146 * doc/standards.texi (C++ Language): Document C++14 support.
11148 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11150 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11151 for pack/unpack functions for __ibm128.
11152 (PACK_IF): Likewise.
11153 (UNPACK_IF): Likewise.
11155 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11156 support for __ibm128 pack/unpack functions.
11157 (rs6000_invalid_builtin): Likewise.
11158 (rs6000_init_builtins): Likewise.
11159 (rs6000_opt_masks): Likewise.
11161 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11162 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11164 (RS6000_BTM_COMMON): Likewise.
11166 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11167 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11168 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11169 128-bit floating point. Add support for the double values to be
11170 in Altivec registers for TF/IF packing and unpacking, but restrict
11171 TD packing sub-fields to be FPR registers. Don't allow overlapped
11172 register support for packing. Allow pack inputs to be memory
11173 locations. Don't build generator functions for unpack<mode>_dm
11174 and unpack<mode>_nodm.
11175 (unpack<mode>_dm): Likewise.
11176 (unpack<mode>_nodm): Likewise.
11177 (pack<mode>): Likewise.
11179 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11180 built-in functions to pack/unpack explicit __ibm128 values.
11181 (__builtin_unpack_ibm128): Likewise.
11183 * doc/extend.texi (PowerPC Built-in Functions): Document
11184 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11186 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11189 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11190 Add new arg loc and pass it down as context.
11191 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11192 to the location to use for the warning.
11193 (check_function_arguments): New arg loc. All callers changed. Pass
11194 it to check_function_nonnull.
11195 * c-common.h (check_function_arguments): Adjust declaration.
11197 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11199 PR tree-optimization/69156
11200 * gimple.c (validate_type): Removed.
11201 (gimple_builtin_call_types_compatible_p): Use
11202 useless_type_conversion_p instead of validate_type.
11203 * value-prof.c (gimple_stringop_fixed_value): Fold
11204 icall_size to correct type.
11206 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11208 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11211 2016-01-13 Richard Henderson <rth@redhat.com>
11214 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11215 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11216 (ix86_builtin_tm_store): Remove.
11217 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11218 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11219 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11220 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11221 * doc/tm.texi: Rebuild.
11223 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11224 (BUILT_IN_TM_MEMCPY_RTWN): New.
11225 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11226 fallback from vector to integer helpers.
11227 (build_tm_load): Handle vector types directly, instead of
11229 (build_tm_store): Likewise.
11230 (expand_assign_tm): Prepare for register types not handled by
11231 the above. Copy them to memory and use memcpy.
11232 * tree.c (tm_define_builtin): New.
11233 (find_tm_vector_type): New.
11234 (build_tm_vector_builtins): New.
11235 (build_common_builtin_nodes): Call it.
11237 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11239 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11240 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11242 2016-01-13 Tom de Vries <tom@codesourcery.com>
11244 PR tree-optimization/69169
11245 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11246 handled_struct_type param.
11247 (create_variable_info_for, intra_create_variable_infos): Call
11248 create_variable_info_for_1 with extra arg.
11250 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11252 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11253 and "armv8.1-a+crc" entries.
11255 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11258 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11259 Change first operand predicate from register_or_constm1_operand
11260 to register_operand.
11261 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11262 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11263 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11264 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11265 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11266 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11267 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11268 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11269 comparison with constm1_rtx from vec_prefetch_gen part.
11271 2016-01-13 Richard Biener <rguenther@suse.de>
11273 PR tree-optimization/69013
11274 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11275 Exchange assert for a test.
11277 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11280 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11282 2016-01-13 Richard Biener <rguenther@suse.de>
11284 PR tree-optimization/69242
11285 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11286 assert with a check.
11288 2016-01-13 Richard Biener <rguenther@suse.de>
11290 PR tree-optimization/69186
11291 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11292 Properly guard vect_update_misalignment_for_peel call.
11294 2016-01-12 Jeff Law <law@redhat.com>
11296 PR tree-optimization/pr67755
11297 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11298 "need_profile_correction".
11299 (thread_block_1): Initialize new field to false by default. If we
11300 have multiple thread paths through a common joiner to different
11301 final targets, then set new field to true.
11302 (compute_path_counts): Only do count adjustment when it's really
11305 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11307 * doc/invoke.texi (Spec Files): Move section down in file, past
11308 all command-line option descriptions.
11310 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11312 PR middle-end/54809
11313 * doc/gty.texi: Remove documentation of mark_hook.
11314 * gengtype.c (struct write_types_data): Remove code to support
11315 mark_hook attribute.
11316 (walk_type): Likewise.
11317 (write_func_for_structure): Likewise.
11319 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11321 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11322 Directory Options, and -specs= to Overall Options.
11323 (Overall Options): Adjust similarly. Reorder to group related
11324 options together. Make -specs= cross-reference the spec file details.
11325 (Directory Options): Adjust similarly.
11327 2016-01-12 Jeff Law <law@redhat.com>
11329 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11331 2016-01-12 Olivier Hainque <hainque@adacore.com>
11333 * gcc.c (spec_undefvar_allowed): New global.
11334 (process_command): Set to true when running for --version or --help,
11336 (getenv_spec_function): When the variable is not defined, use the
11337 variable name as the variable value if we're allowed not to issue
11340 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11342 PR tree-optimization/68911
11343 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11344 information computed for expression "init + nit * step".
11346 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11348 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11349 about name of GCC executable. Remove deleted node from menu.
11350 (Directory Options) <-B>: Remove cross-reference to deleted node.
11351 (Target Options): Delete section.
11353 2016-01-12 Christian Bruel <christian.bruel@st.com>
11356 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11357 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11359 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11362 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11363 aligned_mem is properly set for AVX512-VL floating point masked
11367 * ifcvt.c (cond_exec_process_if_block): When removing the last
11368 insn from then_bb, remove also any possible barriers that follow it.
11370 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11374 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11375 (PTRDIFF_TYPE): Likewise.
11376 (WCHAR_TYPE): Likewise.
11377 (WCHAR_TYPE_SIZE): Likewise.
11378 (STDINT_LONG32): Likewise.
11380 2016-01-12 Richard Biener <rguenther@suse.de>
11382 PR tree-optimization/69053
11383 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11384 convert initial value for cond reductions.
11386 2016-01-12 Richard Biener <rguenther@suse.de>
11388 PR tree-optimization/69007
11389 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11390 widen_sum after dot_prod and sad.
11392 2016-01-12 Richard Biener <rguenther@suse.de>
11394 PR tree-optimization/69168
11395 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11396 pattern stmt SLP type.
11397 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11398 end up unused so cope with that case.
11400 2016-01-12 Richard Biener <rguenther@suse.de>
11402 PR tree-optimization/69157
11403 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11404 stmts def type only during analyze phase.
11405 (vectorizable_call): Likewise.
11406 (vectorizable_simd_clone_call): Likewise.
11407 (vectorizable_conversion): Likewise.
11408 (vectorizable_assignment): Likewise.
11409 (vectorizable_shift): Likewise.
11410 (vectorizable_operation): Likewise.
11411 (vectorizable_store): Likewise.
11412 (vectorizable_load): Likewise.
11414 2016-01-12 Richard Biener <rguenther@suse.de>
11416 PR tree-optimization/69174
11417 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11419 (vectorizable_load): Properly compute the number of loads needed
11420 for permuted strided SLP loads and do not spuriously assign
11421 to SLP_TREE_VEC_STMTS.
11423 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11425 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11426 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11427 (MD_EXEC_PREFIX): Remove.
11428 (MD_STARTFILE_PREFIX) Removee.
11429 (FILE_NAME_ABSOLUTE_P): Remove.
11430 (CPP_SPEC): Do not read macros from sys/version.h.
11431 (LINK_COMMAND_SPEC): Remove.
11432 (LOCAL_INCLUDE_DIR): Remove.
11433 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11434 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11435 (POST_LINK_SPEC): Define to invoke stubify after linker
11436 (LIBSTDCXX): Remove define
11437 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11438 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11439 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11440 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11441 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11442 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11443 (i386_djgpp_asm_named_section): Add propotype of new procedure
11445 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11446 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11447 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11448 in config/i386/djgpp.h).
11449 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11450 STANDARD_STARTFILE_PREFIX_1.
11451 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11452 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11453 installation errors.
11454 (MAX_OFILE_ALIGNMENT): Define to 128.
11455 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11457 * config/i386/djgpp.c: New file. Add implementation of
11458 i386_djgpp_asm_named_section.
11460 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11462 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11463 Add rule for building djgpp.o.
11465 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11467 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11468 (rtx_is_swappable_p): Reductions are swappable.
11469 (insn_is_swappable_p): V2DF reductions are swappable.
11471 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11473 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11474 reloads for other unsupported memory operands.
11476 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11477 Jim Wilson <jim.wilson@linaro.org>
11480 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11481 copy_to_mode_reg instead of force_reg.
11483 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11486 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11487 TARGET_80387 is true.
11489 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11492 * lra-eliminations.c (move_plus_up): Only move plus up
11493 if subreg of the constant can be simplified into constant
11494 and use the simplified subreg of the constant instead of
11495 the original constant.
11497 * fold-const.c (fold_convertible_p): Don't return true
11498 for conversion of VECTOR_TYPE to same sized integral type.
11499 (fold_convert_loc): Fix up formatting. Fold conversion of
11500 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11501 instead of NOP_EXPR.
11503 PR tree-optimization/69214
11504 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11505 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11508 PR tree-optimization/69207
11509 * tree-vect-slp.c (vect_get_constant_vectors): For
11510 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11511 fold_convertible_p to vector_type's element type, and always
11512 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11514 2016-01-11 Richard Biener <rguenther@suse.de>
11516 PR tree-optimization/69173
11517 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11518 fixup the cycle if all stmts are in a pattern.
11520 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11522 PR middle-end/68999
11523 * alias.c (base_alias_check): Move check for addresses with
11524 alignment ANDs before the call for compare_base_decls.
11525 (memrefs_conflict_p): Return -1 for different decls
11526 that went through alignment adjustments.
11528 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11530 PR rtl-optimization/68796
11531 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11532 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11533 and QImode comparisons against zero with CC_NZmode.
11534 * config/aarch64/iterators.md (short_mask): New mode_attr.
11536 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11538 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11539 (<avx512>_store<mode>_mask): Likewise.
11541 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11542 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11544 PR rtl-optimization/68841
11545 * ifcvt.c (struct noce_if_info): Add orig_x field.
11546 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11547 Don't record conflicts on to_rename if it's present.
11548 Allow memory destinations in sets.
11549 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11550 blocks, passing orig_x to the checks.
11551 (noce_process_if_block): Set if_info->orig_x appropriately.
11553 2016-01-11 Tom de Vries <tom@codesourcery.com>
11555 PR tree-optimization/69069
11556 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11558 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11560 PR rtl-optimization/68920
11561 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11562 of conditional moves for RTL if-conversion to 1 for
11563 TARGET_ONE_IF_CONV_INSN.
11564 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11565 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11566 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11567 parameter to restirct number of conditional moves for
11569 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11570 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11573 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11576 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11577 onepart vars. Fix typo in comment. Fix reversed condition in
11579 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11582 * var-tracking.c (dump_onepart_variable_differences): New.
11583 (dataflow_set_different): If a detailed dump is requested,
11584 delay early returns and dump differences between onepart
11585 variables present before and after, and added variables.
11587 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11590 * expr.c (expand_expr_real_1): For boolean vector constants
11591 with a scalar mode use const_scalar_mask_from_tree.
11592 (const_scalar_mask_from_tree): New.
11593 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11594 assigned to a mask type to handle constants.
11596 2016-01-11 Martin Jambor <mjambor@suse.cz>
11599 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11600 useless parameters if we cannot change function signature.
11602 2016-01-11 Martin Jambor <mjambor@suse.cz>
11605 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11608 2016-01-11 Tom de Vries <tom@codesourcery.com>
11610 PR tree-optimization/69109
11611 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11614 2016-01-11 Tom de Vries <tom@codesourcery.com>
11616 PR tree-optimization/69108
11617 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11618 res is not used in a phi.
11620 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11623 * common.opt (frandom-seed): Fix parameter name.
11624 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11626 2016-01-11 Tom de Vries <tom@codesourcery.com>
11628 PR tree-optimization/69058
11629 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11632 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11634 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11635 (mcode-density): Likewise.
11637 2016-01-10 Tom de Vries <tom@codesourcery.com>
11639 PR tree-optimization/69062
11640 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11641 (parallelize_loops): Don't paralelize loop that has phi with address
11644 2016-01-10 Tom de Vries <tom@codesourcery.com>
11646 PR tree-optimization/69039
11647 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11650 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11652 PR middle-end/68743
11653 * match.pd: Require target has function_c99_misc before doing
11654 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11656 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11658 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11660 * configure: Regenerate.
11662 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11664 PR middle-end/50865
11665 PR tree-optimization/69097
11666 * fold-const.h (expr_not_equal_to): New prototype.
11667 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11668 (expr_not_equal_to): New function.
11669 * match.pd (X % -Y is the same as X % Y): Don't optimize
11670 unless X is known not to be equal to minimum or Y is known
11671 not to be equal to -1.
11672 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11673 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11674 (simplify_stmt_using_ranges): Adjust caller.
11675 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11676 substitute_and_fold.
11678 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11680 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11683 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11685 PR tree-optimization/69167
11686 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11687 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11689 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11691 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11692 Richard Biener <rguenther@suse.de>
11694 PR tree-optimization/68707
11695 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11696 instances that can be handled via vect_load_lanes.
11698 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11700 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11701 if we can't determine address equivalence.
11702 * alias.c (compare_base_decl): Update for changed return value of
11703 symtab_node::equal_address_to.
11705 2016-01-08 Jason Merrill <jason@redhat.com>
11709 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11710 * expr.c (store_field): Not here.
11711 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11712 call with TREE_ADDRESSABLE type.
11713 * tree-cfg.c (verify_gimple_call): Adjust.
11715 2016-01-08 Olivier Hainque <hainque@adacore.com>
11717 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11720 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11722 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11723 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11724 (reduc_smin_v2sf): Rename to...
11725 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11726 (reduc_splus_v2sf): Rename to...
11727 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11729 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11731 PR tree-optimization/69162
11732 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11733 valist argument in another argument.
11734 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11735 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11736 to determine the va_list type, build a MEM_REF instead of
11737 build_fold_indirect_ref.
11739 PR tree-optimization/69172
11740 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11743 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11745 PR tree-optimization/67781
11746 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11747 and cmpnop in two steps: first the ones not accessed in original
11748 gimple expression in a endian independent way and then the ones not
11749 accessed in the final result in an endian-specific way.
11751 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11753 PR tree-optimization/69083
11754 * tree-vect-slp.c (vect_get_constant_vectors): For
11755 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11756 element type. If op is fold_convertible_p to vector_type's element
11757 type, use NOP_EXPR instead of VCE.
11759 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11761 PR rtl-optimization/67778
11762 PR rtl-optimization/68634
11763 PR rtl-optimization/68909
11764 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11765 block from the stack until done with it. Remove a superfluous
11766 bitmap set. Remove a superfluous bitmap test.
11768 2016-01-07 Martin Sebor <msebor@redhat.com>
11771 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11772 constraint on the type of arguments.
11774 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11776 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11777 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11778 unaligned_access on the gcc_options set.
11779 * config/arm/arm.c (arm_option_override_internal): Use
11780 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11782 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11785 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11786 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11788 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11791 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11794 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11795 depending on frame_pointer_needed before remaining integer and SSE
11796 registers are saved.
11798 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11801 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11803 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11806 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11807 Use the "xBm" constraint.
11808 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11810 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11811 (sse_cvtsi2ssq<round_name>): Likewise.
11812 (sse_cvtss2si<round_name>): Likewise.
11813 (sse_cvtss2siq<round_name>): Likewise.
11814 (sse2_cvtsi2sdq<round_name>): Likewise.
11815 (sse2_cvtsd2si<round_name>): Likewise.
11816 (sse2_cvtsd2siq<round_name>): Likewise.
11817 * config/i386/subst.md (round_nimm_scalar_predicate): New
11820 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11822 PR middle-end/67639
11823 * varasm.c (make_decl_rtl): Mark invalid register vars as
11826 PR rtl-optimization/66206
11827 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11828 All callers changed.
11830 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11832 PR tree-optimization/69141
11833 * tree-ssa-pre.c: Include langhooks.h.
11834 (eliminate_dom_walker::before_dom_children): Use
11835 lang_hooks.decl_printable_name instead of
11836 cgraph_node::get ()->name ().
11838 PR middle-end/68960
11839 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11840 it and DECL_ALIGN too.
11842 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11844 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11846 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11849 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11850 depending on frame_pointer_needed before remaining integer and SSE
11851 registers are saved.
11853 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11855 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11856 mode iterator with VSX_M2.
11857 (*p9_vecstore_<mode>): Likewise.
11858 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11859 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11860 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11861 (define_split for VSX_LE128 stores): Likewise.
11862 (define_peephole2 for TImode LE swaps): Likewise.
11863 (define_split for VSX_LE128 post-reload stores): Likewise.
11865 2016-01-06 Marek Polacek <polacek@redhat.com>
11868 * convert.c (convert_to_integer_1): Adjust call to
11869 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11870 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11871 EXPR instead of ARG.
11872 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11874 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11877 * doc/extend.texi (RL78 Variable Attributes): New section.
11879 2016-01-05 Marek Polacek <polacek@redhat.com>
11882 * builtins.c (get_memmodel): Use expansion point location rather than
11883 the input location. Call warning_at rather than warning.
11884 (expand_builtin_atomic_compare_exchange): Likewise.
11885 (expand_builtin_atomic_load): Likewise.
11886 (expand_builtin_atomic_store): Likewise.
11887 (expand_builtin_atomic_clear): Likewise.
11889 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11892 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11893 Replace nonimmediate_operand with vector_operand.
11894 * config/i386/predicates.md (vector_operand): New predicate.
11895 (general_vector_operand): Replace nonimmediate_operand with
11897 * config/i386/sse.md: Replace nonimmediate_operand with
11898 vector_operand and m constraint with Bm constraint on SSE
11899 patterns with 16-byte memory operand.
11900 * config/i386/subst.md (round_nimm_predicate): Replace
11901 nonimmediate_operand with vector_operand.
11902 (round_saeonly_nimm_predicate): Likewise.
11903 (round_saeonly_nimm_scalar_predicate): New.
11905 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11908 * config/i386/constraints.md (Bm): New constraint.
11909 * config/i386/predicates.md (vector_memory_operand): New
11911 * config/i386/sse.md: Replace xm with xBm in plusminus and
11912 any_logic patterns.
11914 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11917 * doc/extend.texi (V850 Function Attributes): New section.
11918 (V850 Variable Attributes): New section.
11920 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11923 * doc/extend.texi (MicroBlaze Function Attributes): Document
11924 interrupt_handler and fast_interrupt attributes.
11926 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11929 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11930 for local symbolic operands.
11931 * config/ia64/predicates.md (local_symbolic_operand64): New
11934 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11936 PR rtl-optimization/68651
11937 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11940 2016-01-05 Nathan Sidwell <nathan@acm.org>
11942 * alias.c (compare_base_decls): Use symtab_node::get.
11944 2016-01-05 Nick Clifton <nickc@redhat.com>
11947 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11948 secondary_reload_info structure.
11951 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11952 decls if weak support is available.
11954 2016-01-04 Martin Sebor <msebor@redhat.com>
11956 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11958 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11960 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11961 OPTION_MASK_P9_DFORM.
11963 * config/rs6000/constraints.md (wo constraint): New constraint for
11966 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11968 (rs6000_init_hard_regno_mode_ok): Likewise.
11970 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11973 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11974 expanders not to have constraints. Add support for ISA 3.0 xxperm
11975 instruction. Add support for fusing xxlor with xxperm.
11976 (altivec_vperm_<mode>_internal): Likewise.
11977 (altivec_vperm_v8hiv16qi): Likewise.
11978 (altivec_vperm_<mode>v16q): Likewise.
11979 (altivec_vperm_<mode>_uns): Likewise.
11980 (vperm_v8hiv4si): Likewise.
11981 (vperm_v16qiv8hi): Likewise.
11983 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11985 2016-01-04 Jakub Jelinek <jakub@redhat.com>
11987 Update copyright years.
11989 * gcc.c (process_command): Update copyright notice dates.
11990 * gcov-dump.c (print_version): Ditto.
11991 * gcov.c (print_version): Ditto.
11992 * gcov-tool.c (print_version): Ditto.
11993 * gengtype.c (create_file): Ditto.
11994 * doc/cpp.texi: Bump @copying's copyright year.
11995 * doc/cppinternals.texi: Ditto.
11996 * doc/gcc.texi: Ditto.
11997 * doc/gccint.texi: Ditto.
11998 * doc/gcov.texi: Ditto.
11999 * doc/install.texi: Ditto.
12000 * doc/invoke.texi: Ditto.
12002 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12004 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12005 modes larger than TImode as TImode if NEON is not enabled.
12007 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12010 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12011 mode for %f0-%f31 only if TARGET_FPU.
12013 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12016 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12017 to compute the PACKED_P predicate.
12018 (function_arg_record_value): Minor tweaks.
12020 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12022 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12023 option for arm*-*-* targets.
12025 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12027 * doc/extend.texi (Common Function Attributes): Move docs for
12028 MSP430-specific attributes to....
12029 (MSP430 Function Attributes): ...here. Delete the redundant
12030 entries and copy-edit the remaining text.
12031 (MSP430 Variable Attributes): Use uniform format for index
12032 entries and add a cross-reference to the corresponding function
12035 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12037 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12039 (x86 Options): Likewise.
12041 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12045 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12046 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12047 to corresponding attribute.
12049 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12051 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12052 to correct alphabetization of table. Copy-edit and correct
12054 <stack_protect>: Likewise.
12055 <target_clones>: Likewise.
12057 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12058 Correct punctuation.
12059 (Code Gen Options) <-fno-plt>: Copy-edit.
12061 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12064 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12065 SI values. Explicitly convert SI to DI and vice-versa.
12067 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12069 PR tree-optimization/69070
12070 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12071 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12074 * ubsan.c (ubsan_instrument_float_cast): Call
12075 initialize_sanitizer_builtins.
12078 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12080 Copyright (C) 2016 Free Software Foundation, Inc.
12082 Copying and distribution of this file, with or without modification,
12083 are permitted in any medium without royalty provided the copyright
12084 notice and this notice are preserved.