1 2018-08-23 Richard Earnshaw <rearnsha@arm.com>
4 * config/arm/arm-protos.h (arm_emit_speculation_barrier): New
6 * config/arm/arm.c (speculation_barrier_libfunc): New static
8 (arm_init_libfuncs): Initialize it.
9 (arm_emit_speculation_barrier): New function.
10 * config/arm/arm.md (speculation_barrier): Call
11 arm_emit_speculation_barrier for architectures that do not have
13 (speculation_barrier_insn): Only match on Armv7 or later.
15 2018-08-01 Richard Earnshaw <rearnsha@arm.com>
17 * config/i386/i386.md (unspecv): Add UNSPECV_SPECULATION_BARRIER.
18 (speculation_barrier): New insn.
20 2018-07-31 Ian Lance Taylor <iant@golang.org>
22 * targhooks.c (default_have_speculation_safe_value): Add
25 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
27 * targhooks.h (speculation_safe_value_not_needed): New prototype.
28 * targhooks.c (speculation_safe_value_not_needed): New function.
29 * target.def (have_speculation_safe_value): Update documentation.
30 * doc/tm.texi: Regenerated.
32 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
34 * config/aarch64/iterators.md (ALLI_TI): New iterator.
35 * config/aarch64/aarch64.md (despeculate_copy<ALLI_TI:mode>): New
37 (despeculate_copy<ALLI:mode>_insn): New insn.
38 (despeculate_copyti_insn): New insn.
39 (despeculate_simple<ALLI:mode>): New insn
40 (despeculate_simpleti): New insn.
41 * config/aarch64/aarch64.c (aarch64_speculation_safe_value): New
43 (TARGET_SPECULATION_SAFE_VALUE): Redefine to
44 aarch64_speculation_safe_value.
45 (aarch64_print_operand): Handle const0_rtx in modifier 'H'.
47 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
49 * config/aarch64/aarch64-speculation.cc: New file.
50 * config/aarch64/aarch64-passes.def (pass_track_speculation): Add
51 before pass_reorder_blocks.
52 * config/aarch64/aarch64-protos.h (make_pass_track_speculation): Add
54 * config/aarch64/aarch64.c (aarch64_conditional_register_usage): Fix
55 X14 and X15 when tracking speculation.
56 * config/aarch64/aarch64.md (register name constants): Add
57 SPECULATION_TRACKER_REGNUM and SPECULATION_SCRATCH_REGNUM.
58 (unspec): Add UNSPEC_SPECULATION_TRACKER.
59 (speculation_barrier): New insn attribute.
60 (cmp<mode>): Allow SP in comparisons.
61 (speculation_tracker): New insn.
62 (speculation_barrier): Add speculation_barrier attribute.
63 * config/aarch64/t-aarch64: Add make rule for aarch64-speculation.o.
64 * config.gcc (aarch64*-*-*): Add aarch64-speculation.o to extra_objs.
65 * doc/invoke.texi (AArch64 Options): Document -mtrack-speculation.
67 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
69 * config/aarch64/aarch64.md (cb<optab><mode>1): Disable when
70 aarch64_track_speculation is true.
71 (tb<optab><mode>1): Likewise.
72 * config/aarch64/aarch64.c (aarch64_split_compare_regs): Do not
73 generate CB[N]Z when tracking speculation.
74 (aarch64_split_compare_and_swap): Likewise.
75 (aarch64_split_atomic_op): Likewise.
77 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
79 * config/aarch64/aarch64.opt (mtrack-speculation): New target option.
81 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
83 * config/aarch64.md (unspecv): Add UNSPECV_SPECULAION_BARRIER.
84 (speculation_barrier): New insn.
86 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
88 * config/arm/unspecs.md (unspecv): Add VUNSPEC_SPECULATION_BARRIER.
89 * config/arm/arm.md (speculation_barrier): New expand.
90 (speculation_barrier_insn): New pattern.
92 2018-07-31 Richard Earnshaw <rearnsha@arm.com>
94 * builtin-types.def (BT_FN_PTR_PTR_VAR): New function type.
95 (BT_FN_I1_I1_VAR, BT_FN_I2_I2_VAR, BT_FN_I4_I4_VAR): Likewise.
96 (BT_FN_I8_I8_VAR, BT_FN_I16_I16_VAR): Likewise.
97 * builtin-attrs.def (ATTR_NOVOPS_NOTHROW_LEAF_LIST): New attribute
99 * builtins.def (BUILT_IN_SPECULATION_SAFE_VALUE_N): New builtin.
100 (BUILT_IN_SPECULATION_SAFE_VALUE_PTR): New internal builtin.
101 (BUILT_IN_SPECULATION_SAFE_VALUE_1): Likewise.
102 (BUILT_IN_SPECULATION_SAFE_VALUE_2): Likewise.
103 (BUILT_IN_SPECULATION_SAFE_VALUE_4): Likewise.
104 (BUILT_IN_SPECULATION_SAFE_VALUE_8): Likewise.
105 (BUILT_IN_SPECULATION_SAFE_VALUE_16): Likewise.
106 * builtins.c (expand_speculation_safe_value): New function.
107 (expand_builtin): Call it.
108 * doc/cpp.texi: Document predefine __HAVE_SPECULATION_SAFE_VALUE.
109 * doc/extend.texi: Document __builtin_speculation_safe_value.
110 * doc/md.texi: Document "speculation_barrier" pattern.
111 * doc/tm.texi.in: Pull in TARGET_SPECULATION_SAFE_VALUE and
112 TARGET_HAVE_SPECULATION_SAFE_VALUE.
113 * doc/tm.texi: Regenerated.
114 * target.def (have_speculation_safe_value, speculation_safe_value): New
116 * targhooks.c (default_have_speculation_safe_value): New function.
117 (default_speculation_safe_value): New function.
118 * targhooks.h (default_have_speculation_safe_value): Add prototype.
119 (default_speculation_safe_value): Add prototype.
121 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
123 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
124 Emit CBNZ inside loop when doing a strong exchange and comparing
125 against zero. Generate the CC flags after the loop.
127 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
129 PR rtl-optimization/68664
130 * config/arm/arm.c (arm_sched_can_speculate_insn):
131 New function. Declare prototype.
132 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
134 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
136 * config/aarch64/aarch64.c: Delete inclusion of
137 cortex-a57-fma-steering.h.
138 (aarch64_override_options): Delete call
139 to aarch64_register_fma_steering.
140 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
141 * config/aarch64/cortex-a57-fma-steering.h: Delete.
142 * config/aarch64/aarch64-passes.def: New file.
143 * config/aarch64/cortex-a57-fma-steering.c
144 (aarch64_register_fma_steering): Delete definition.
145 (make_pass_fma_steering): Remove static qualifier.
146 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
147 (cortex-a57-fma-steering.o): Remove dependency on
148 cortex-a57-fma-steering.h.
150 2017-07-06 Vyacheslav Barinov <v.barinov@samsung.com>
152 * tree.def: Add STATEMENT_LIST_END tree code.
153 * tree.c: Add STATEMENT_LIST_END handling as TS_COMMON.
154 * gimplify.c (gimplify_expr): Use STATEMENT_LIST_END location to
155 provide right information for try_finally_expr.
156 * tree-eh.c (lower_try_finally_onedest): Set finally location
157 accordingly to location of last statement in cleanup.
158 * gimple.c (DEFTREECODE): handle STATEMENT_LIST_END as appropriate
160 * cp/constraint.cc (check_function_concept): Handle concept
161 definitions with STATEMENT_LIST_END.
162 * cp/error.c (dump_expr): Add STATEMENT_LIST_END support.
163 * fold-const.c (operand_equal_p): Add STATEMENT_LIST_END support.
164 * c-family/c-semantics.c (pop_stmt_list): Support single-statement
165 lists extraction with STATEMENT_LIST_END in the end.
167 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
169 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
170 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
172 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
174 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
175 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
176 ASAN_STACK_MAGIC_MIDDLE.
177 (asan_global_struct): Increase the size of fields.
178 (asan_add_global): Add new field constructor.
180 2017-06-27 Jakub Jelinek <jakub@redhat.com>
183 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
185 2017-06-21 Jakub Jelinek <jakub@redhat.com>
187 Backported from mainline
188 2017-06-20 Jakub Jelinek <jakub@redhat.com>
191 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
192 by removing enum keyword.
193 (ubsan_type_descriptor): Likewise. Formatting fix.
195 2017-06-19 Jakub Jelinek <jakub@redhat.com>
198 * ubsan.h (enum ubsan_encode_value_phase): New.
199 (ubsan_encode_value): Change second argument to
200 enum ubsan_encode_value_phase with default value of
201 UBSAN_ENCODE_VALUE_GENERIC.
202 * ubsan.c (ubsan_encode_value): Change second argument to
203 enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
204 adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
205 create_tmp_var_raw instead of create_tmp_var and use a
207 (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
208 instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
209 ubsan_encode_value callers.
212 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
213 use create_tmp_var_raw instead of create_tmp_var, mark it addressable
214 just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
217 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
220 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
221 to ubsan_encode_value.
223 2017-03-07 Jakub Jelinek <jakub@redhat.com>
226 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
229 2017-02-03 Carl Love <cel@us.ibm.com>
231 Backport of two commits from mainline, r244943 and r244904,
232 dated 017-01-26 and 2017-01-25 respectively
234 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
235 of entries for ALTIVEC_BUILTIN_VEC_PACKS. Remove bogus entries
236 for P8V_BUILTIN_VEC_VGBBD.
238 2017-02-03 Walter Lee <walt@tilera.com>
240 Backport from mainline
241 2017-02-03 Walter Lee <walt@tilera.com>
244 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
245 after initial stackframe link reg save.
246 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
248 2017-02-03 Maxim Ostapenko <m.ostapenko@samsung.com>
251 * asan.c (asan_add_global): Force has_dynamic_init to zero in LTO mode.
253 2017-01-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
255 Backport from mainline
256 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
259 * config/rs6000/altivec.h (vec_xl): Revise #define.
262 2017-01-26 Eric Botcazou <ebotcazou@adacore.com>
264 Backport from mainline
265 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
267 * expr.c (store_field): In the bitfield case, fetch the return value
268 from the registers before applying a single big-endian adjustment.
269 Always do a final load for a BLKmode value not larger than a word.
271 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
273 * expr.c (store_field): In the bitfield case, if the value comes from
274 a function call and is of an aggregate type returned in registers, do
275 not modify the field mode; extract the value in all cases if the mode
276 is BLKmode and the size is not larger than a word.
278 2017-01-26 Richard Biener <rguenther@suse.de>
280 * tree-vrp.c (vrp_visit_assignment_or_call): Use set_defs_to_varying.
282 Backport from mainline
283 2016-01-10 Richard Biener <rguenther@suse.de>
285 PR tree-optimization/79034
286 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
287 Propagate out degenerate PHIs in the joiner.
289 2016-12-13 Richard Biener <rguenther@suse.de>
292 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
293 * tree-object-size.c (compute_builtin_object_size): Use
295 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
297 2017-01-26 Richard Biener <rguenther@suse.de>
299 Backport from mainline
300 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
302 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
304 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
307 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
308 for long calls with APCS frame and VFP.
310 2017-01-24 Uros Bizjak <ubizjak@gmail.com>
314 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
316 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
318 2017-01-23 Martin Liska <mliska@suse.cz>
320 Backport from mainline
321 2017-01-20 Martin Liska <mliska@suse.cz>
324 * tree-profile.c (init_ic_make_global_vars): Do not call
326 (gimple_init_gcov_profiler): Likewise.
328 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
330 Backport from mainline
331 2016-12-29 Gerald Pfeifer <gerald@pfeifer.com>
333 * doc/extend.texi (Cilk Plus Builtins): cilkplus.org now uses
335 * doc/passes.texi (Cilk Plus Transformation): Ditto.
336 * doc/generic.texi (Statements for C++): Ditto, and use @uref.
338 2017-01-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
340 Backport from mainline
341 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
343 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
344 UNSPEC_VSX__XXSPLTD to require special splat handling.
346 2017-01-20 Wilco Dijkstra <wdijkstr@arm.com>
348 Backport from mainline
350 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
351 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
352 (EH_RETURN_HANDLER_RTX): New define.
353 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
354 Force frame pointer in EH return functions.
355 (aarch64_expand_epilogue): Add barrier for eh_return.
356 (aarch64_final_eh_return_addr): Remove.
357 (aarch64_eh_return_handler_rtx): New function.
358 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
360 (aarch64_eh_return_handler_rtx): New prototype.
362 2017-01-20 Richard Earnshaw <rearnsha@arm.com>
364 Backported from mainline
365 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
367 PR rtl-optimization/79121
368 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
369 of the inner type when shifting an extended value.
371 2017-01-20 Martin Liska <mliska@suse.cz>
373 Backport from mainline
374 2017-01-13 Martin Liska <mliska@suse.cz>
377 * function.c (set_cfun): Add new argument force.
378 * function.h (set_cfun): Likewise.
379 * ipa-inline-transform.c (inline_call): Use the function when
380 strict alising from is dropped for function we inline to.
382 2017-01-20 Martin Liska <mliska@suse.cz>
384 Backport from mainline
385 2017-01-17 Martin Liska <mliska@suse.cz>
388 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
389 assumption and add comment.
391 2017-01-19 Richard Biener <rguenther@suse.de>
393 PR tree-optimization/72488
394 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
395 sure to restore SSA info.
397 2017-01-17 Jakub Jelinek <jakub@redhat.com>
400 * dwarf2out.c (field_byte_offset): Restore the
401 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
402 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
403 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
406 2017-01-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
408 Backport from mainline
409 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
411 PR rtl-optimization/78617
412 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
413 registers, also setting hard registers mapped to pseudo registers.
415 2017-01-13 Christophe Lyon <christophe.lyon@linaro.org>
417 Backport from mainline r244320.
418 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
421 * config/arm/arm.c (legitimize_pic_address): Handle reference to
423 (arm_assemble_integer): Likewise.
425 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
427 Backport from mainline
428 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
431 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
432 element-reversing loads and stores as not swappable.
434 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
436 * config/i386/i386.c (memory_address_length): Increase len
437 only when rip_relative_addr_p returns false.
439 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
441 Backport from mainline
442 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
445 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
447 (input_varpool_node): Unpack dynamically_initialized bit.
448 * lto-streamer.h (LTO_minor_version): Bump version.
450 2017-01-10 Michael Meissner <meissner@linux.vnet.ibm.com>
452 Backport from mainline
453 2016-12-30 Michael Meissner <meissner@linux.vnet.ibm.com>
456 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
457 assertions. Add support for doing the signbit if the IEEE 128-bit
458 floating point value is in a GPR.
459 * config/rs6000/rs6000.md (Fsignbit): Delete.
460 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
461 Update the length attribute if the value is in a GPR.
462 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
463 the sign or zero extension instruction, since the value is always
465 (signbit<mode>2_dm2): Delete using <Fsignbit>.
467 2017-01-10 Martin Liska <mliska@suse.cz>
469 Backport from mainline
470 2017-01-09 Martin Liska <mliska@suse.cz>
473 * gcc.c (driver_handle_option): Handle OPT_E and set
475 (lookup_compiler): Do not show error message with have_E.
477 2017-01-10 Martin Liska <mliska@suse.cz>
479 Backport from mainline
480 2017-01-05 Martin Liska <mliska@suse.cz>
483 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
486 2017-01-10 Thomas Schwinge <thomas@codesourcery.com>
488 PR tree-optimization/78024
489 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags.
491 Backport trunk r239086:
492 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
494 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
495 size to DImode boundary.
496 (nvptx_propagate): Likewise.
498 2017-01-10 Chung-Ju Wu <jasonwucj@gmail.com>
500 Backport from mainline
501 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
504 * config/nds32/nds32.md (casesi): Don't access the operands array
507 2017-01-09 Andreas Tobler <andreast@gcc.gnu.org>
509 Backport from mainline
510 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
512 * config.gcc: Add aarch64-*-freebsd* support.
513 * config.host: Likewise.
514 * config/aarch64/aarch64-freebsd.h: New file.
515 * config/aarch64/t-aarch64-freebsd: Ditto.
517 2017-01-09 Bill Seurer <seurer@linux.vnet.ibm.com>
519 Backport from mainline
520 2016-12-21 Bill Seurer <seurer@linux.vnet.ibm.com>
523 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
524 -fasynchronous-unwind-tables option when -fsanitize=address is
527 2017-01-09 Andreas Tobler <andreast@gcc.gnu.org>
529 Backport from mainline
530 2016-09-19 Richard Biener <rguenther@suse.de>
532 * dwarf2out.c (dwarf2out_late_global_decl): When being during the
533 early debug phase do not add locations but only const value
536 Backport from mainline
537 2016-10-20 Richard Biener <rguenther@suse.de>
539 * cgraphunit.c (analyze_functions): Set node->definition to
540 false to signal symbol removal to debug_hooks->late_global_decl.
542 2017-01-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
544 Backport from mainline
545 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
547 PR rtl-optimization/78255
548 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
549 NO_FUNCTION_CSE is true.
551 2017-01-06 Wilco Dijkstra <wdijkstr@arm.com>
553 Backport from mainline
554 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
557 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
558 Remove partial overlap check for shift by 1.
559 (ashldi3_neon): Likewise.
561 2017-01-05 Kelvin Nilsen <kelvin@gcc.gnu.org>
563 Backport from mainline
564 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
566 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
567 comments to explain why certain error messages make mention of
568 undocumented options.
569 (rs6000_invalid_builtin): Change error messages to replace mention
570 of undocumented options with mention of the -mcpu=power9 option
571 that enables those undocumented options.
572 * config/rs6000/rs6000.h: Add macro definition of MASK_FLOAT128
573 and change the macro definition of RS6000_BTM_FLOAT128 to correct
574 an error that was discovered during the development of this patch.
575 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
576 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
577 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
578 descriptions of built-in functions so that they depend on
579 -mcpu=power9 instead of on the corresponding undocumented flags.
580 * doc/invoke.texi (Option Summary): Remove all mention of newly
582 (IBM RS/6000 and PowerPC Options): Likewise.
583 * doc/md.texi (Constraints for Particuliar Machines): Remove all
584 mention of newly undocumented flags.
586 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
588 Backport from mainline
589 2016-12-22 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
591 * varasm.c (build_constant_desc): Use the alignment of the var
592 decl instead of the original expression.
594 2017-01-04 Richard Biener <rguenther@suse.de>
596 Backport from mainline
597 2016-05-11 Richard Biener <rguenther@suse.de>
599 PR tree-optimization/71055
600 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
601 sth with precision not equal to access size verify we don't chop
604 2017-01-03 Martin Liska <mliska@suse.cz>
606 Backport from mainline
607 2016-12-21 Jakub Jelinek <jakub@redhat.com>
608 Martin Liska <mliska@suse.cz>
611 * gcc.c (driver::build_option_suggestions): Do not add
612 -fsanitize=all as a suggestion candidate.
614 2017-01-03 Martin Liska <mliska@suse.cz>
616 Backport from mainline
617 2016-12-22 Martin Liska <mliska@suse.cz>
619 PR tree-optimization/78886
620 * tree-ssa-strlen.c (handle_builtin_malloc): Return when LHS
623 2017-01-03 Martin Liska <mliska@suse.cz>
625 Backport from mainline
626 2016-12-13 Martin Liska <mliska@suse.cz>
628 PR tree-optimization/78428
629 * expr.c (store_constructor_field): Add new arguments to the
631 (store_constructor): Set up bitregion_end and add
632 gcc_unreachable to fields that have either non-constant size
635 2016-12-27 Jakub Jelinek <jakub@redhat.com>
638 * config/i386/stringop.opt: Remove.
640 2016-12-21 Jakub Jelinek <jakub@redhat.com>
642 Backported from mainline
643 2016-12-13 Jakub Jelinek <jakub@redhat.com>
646 * ipa-pure-const.c (cdtor_p): Return true for
647 DECL_STATIC_{CON,DE}STRUCTOR even when it is
648 DECL_LOOPING_CONST_OR_PURE_P.
650 2016-12-21 Jakub Jelinek <jakub@redhat.com>
652 * BASE-VER: Set to 6.3.1.
654 2016-12-21 Release Manager
656 * GCC 6.3.0 released.
658 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
661 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_CLZS
662 and IX86_BUILTIN_CTZS.
663 (bdesc_args): Add __builtin_clzs and __builtin_ctzs.
664 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
666 2016-12-14 Wilco Dijkstra <wdijkstr@arm.com>
667 Jakub Jelinek <jakub@redhat.com>
670 * config/aarch64/aarch64.c (aarch64_classify_symbol): Merge large
671 model checks into switch.
673 2016-12-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
675 Backport from mainline
676 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
678 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
680 2016-12-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
682 Backport from mainline
683 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
685 PR tree-optimization/77673
686 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
687 (init_symbolic_number): Initialize src field from src parameter.
688 (perform_symbolic_merge): Select most dominated statement as the
689 source statement. Set src field of resulting n structure from the
690 input src with the lowest address.
691 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
692 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
693 of load from src field rather than insertion statement. Cancel
694 optimization if statement analyzed is not dominated by the insertion
696 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
697 dominance information.
699 2016-12-13 Michael Meissner <meissner@linux.vnet.ibm.com>
701 Backport from mainline
702 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
705 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
706 V2DImode elements are SUBREG's convert the result into DImode
707 rather than failing in emit_move_insn.
709 2016-12-13 Iain Sandoe <iain@codesourcery.com>
711 Backport from mainline
712 2016-12-11 Iain Sandoe <iain@codesourcery.com>
714 PR rtl-optimization/71496
715 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
716 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
717 reload_macho_picbase_di): Likewise.
719 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
721 Backport from mainline
722 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
724 PR rtl-optimization/77309
725 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
726 don't assume an equality comparison for plain COMPARE.
727 (simplify_comparison): Pass a more accurate code to
728 make_compound_operation.
730 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
732 Backport from mainline
733 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
736 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
737 in save register mask if it is needed.
739 2016-12-11 Iain Sandoe <iain@codesourcery.com>
741 Backport from mainline
742 2016-11-27 Iain Sandoe <iain@codesourcery.com>
743 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
746 * config.in: Regenerate
747 * config/darwin-driver.c (darwin_driver_init): Emit a version string
749 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
750 * config/darwin.opt(asm_macosx_version_min): New.
751 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
752 * configure: Regenerate
753 * configure.ac: Check for mmacosx-version-min handling.
755 2016-12-11 Iain Sandoe <iain@codesourcery.com>
757 Backport from mainline
758 2016-11-27 Iain Sandoe <iain@codesourcery.com>
761 * config/i386/i386.c (ix86_code_end): Note that we emitted code
762 where the function might otherwise appear empty for picbase thunks.
763 (ix86_output_function_epilogue): If we find a zero-sized function
764 assume that reaching it is UB and trap. If we find a trailing label
766 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
767 find a zero-sized function assume that reaching it is UB and trap.
768 If we find a trailing label, append a nop.
770 2016-12-11 Iain Sandoe <iain@codesourcery.com>
772 Backport from mainline
773 2016-11-27 Iain Sandoe <iain@codesourcery.com>
776 * config/darwin-sections.def (picbase_thunk_section): New.
777 * config/darwin.c (darwin_init_sections): Set up picbase thunk
778 section. (darwin_rodata_section, darwin_objc2_section,
779 machopic_select_section, darwin_asm_declare_constant_name,
780 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
781 coalesced with newer linkers.
782 (darwin_override_options): Decide on usage of coalesed sections
783 on the basis of the target linker version.
784 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
785 * config/darwin.opt (mtarget-linker): New.
786 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
787 a coalesced section, instead use a thunks section.
789 Backport from mainline
790 2016-11-28 Iain Sandoe <iain@codesourcery.com>
793 * configure.ac (with_ld64): Use portable method to extract the
794 major part of the version number.
795 * configure: Regenerated.
797 Backport from mainline
798 2016-11-27 Iain Sandoe <iain@codesourcery.com>
801 * configure.ac (with-ld64): New var, set for Darwin, set on
802 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
803 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New,
805 * config/darwin10.h(DEF_LD64): Update for this target version.
806 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic
807 test. (DEF_LD64): Update for this target version.
808 * configure: Regenerated.
809 * config.in: Regenerated.
811 Backport from mainline
812 2016-11-27 Iain Sandoe <iain@codesourcery.com>
815 * config/darwin.c (imachopic_indirection_name): Make data
816 section indirections linker-visible.
817 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
818 constant labels linker-visible.
820 2016-12-09 Thomas Preud'homme <thomas.preudhomme@arm.com>
822 Backport from mainline
823 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
826 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
827 being live in the function and lr needing to be saved. Distinguish
828 between already saved pushable registers and registers to push.
829 Check for LR being an available pushable register.
831 2016-12-09 Nathan Sidwell <nathan@acm.org>
834 * convert.c (convert_to_integer_1): Maybe fold conversions to
835 integral types with fewer bits than its mode.
837 2016-12-09 Richard Biener <rguenther@suse.de>
839 Backport from mainline
840 2016-11-09 Richard Biener <rguenther@suse.de>
842 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
843 Look at the DR_BASE_ADDRESS object for forcing alignment.
845 2016-11-07 Richard Biener <rguenther@suse.de>
847 PR tree-optimization/78189
848 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
849 alignment computation.
851 2016-12-09 Richard Biener <rguenther@suse.de>
853 Backport from mainline
854 2016-11-28 Richard Biener <rguenther@suse.de>
856 PR tree-optimization/78542
857 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
860 2016-11-23 Richard Biener <rguenther@suse.de>
862 PR tree-optimization/78482
863 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
864 (remove_forwarder_block_with_phi): When merging with a loop
865 header creates a new latch reset number of iteration information
868 2016-11-23 Richard Biener <rguenther@suse.de>
871 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
872 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
874 2016-11-11 Richard Biener <rguenther@suse.de>
876 PR tree-optimization/71575
877 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
880 2016-11-07 Richard Biener <rguenther@suse.de>
882 PR tree-optimization/78224
883 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
884 Split the fallthru edge in case its successor may have PHIs.
886 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
887 Richard Biener <rguenther@suse.de>
891 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
893 2016-09-20 Richard Biener <rguenther@suse.de>
895 PR tree-optimization/77646
896 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
899 2016-12-07 Segher Boessenkool <segher@kernel.crashing.org>
901 Backport from mainline
902 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
905 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
906 return early if !optional_tbtab.
908 2016-12-07 Jakub Jelinek <jakub@redhat.com>
910 Backported from mainline
911 2016-11-28 Jakub Jelinek <jakub@redhat.com>
914 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
915 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
916 note has been removed.
917 * postreload.c (reload_combine_recognize_pattern): If
918 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
920 PR rtl-optimization/78546
921 * simplify-rtx.c (neg_const_int): When negating most negative
922 number in mode wider than HOST_BITS_PER_WIDE_INT, use
923 simplify_const_unary_operation to produce CONST_DOUBLE or
925 (simplify_plus_minus): Hanlde the case where neg_const_int
926 doesn't return a CONST_INT.
929 * tree-nested.c (convert_local_reference_stmt): After adding
930 shared (FRAME.NN) clause to omp parallel, task or target,
931 add it also to all outer omp parallel, task or target constructs.
933 2016-11-23 Jakub Jelinek <jakub@redhat.com>
936 * omp-low.c (build_outer_var_ref): Change lastprivate argument
937 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
938 on worksharing constructs, treat it like clauses on simd construct.
940 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
941 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
942 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
943 of true as last argument to build_outer_var_ref.
945 2016-11-22 Jakub Jelinek <jakub@redhat.com>
948 * expmed.c (expand_divmod): Use wide_int for computation of
949 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
950 Use size <= HOST_BITS_PER_WIDE_INT instead of
951 HOST_BITS_PER_WIDE_INT >= size.
953 2016-11-21 Jakub Jelinek <jakub@redhat.com>
956 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
957 for tmp simd array if DECL_NAME (parm) is NULL.
959 2016-11-18 Jakub Jelinek <jakub@redhat.com>
962 * multiple_target.c (get_attr_len): Start with argnum and increment
963 argnum on every arg. Use strchr in a loop instead of counting commas
965 (get_attr_str): Increment argnum for every comma in the string.
966 (separate_attrs): Use for instead of while loop, simplify.
967 (expand_target_clones): Rename defenition argument to definition.
968 Free attrs and attr_str even when diagnosing errors. Temporarily
969 change input_location around targetm.target_option.valid_attribute_p
970 calls. Don't emit warning or errors if that function fails.
972 2016-11-16 Jakub Jelinek <jakub@redhat.com>
974 PR rtl-optimization/78378
975 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
976 inner only if pos is 0. Fix up formatting.
979 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
980 that loop->header == body_bb if broken_loop.
982 2016-11-07 Jakub Jelinek <jakub@redhat.com>
985 * dse.c (dse_step5): Call scan_reads even if just
986 insn_info->frame_read. Improve and fix dump file messages.
989 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
990 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
992 2016-11-04 Jakub Jelinek <jakub@redhat.com>
995 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
996 doesn't have rtl set.
998 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1000 PR rtl-optimization/77919
1001 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
1002 into memory if both modes are complex and their inner modes have the
1003 same precision. If the two modes are different complex modes, convert
1004 each part separately and generate a new CONCAT.
1006 2016-10-28 Jakub Jelinek <jakub@redhat.com>
1008 PR rtl-optimization/77919
1009 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
1010 MEM if mode1 is not a complex mode.
1012 2016-10-27 Jakub Jelinek <jakub@redhat.com>
1015 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
1018 2016-10-26 Jakub Jelinek <jakub@redhat.com>
1019 Martin Liska <mliska@suse.cz>
1022 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
1023 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
1024 on outer context if any.
1026 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1029 * ubsan.c (ubsan_ids): New GTY(()) array.
1030 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1031 instead of static local counters.
1033 2016-09-22 Jakub Jelinek <jakub@redhat.com>
1036 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
1037 for all IFN_GOMP_SIMD_* internal fns, not just for
1038 IFN_GOMP_SIMD_ORDERED_*.
1040 2016-09-20 Jakub Jelinek <jakub@redhat.com>
1043 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
1044 cast to void * if the cast is from some other pointer type.
1046 2016-09-19 Jakub Jelinek <jakub@redhat.com>
1047 Jan Hubicka <jh@suse.cz>
1050 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
1051 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
1052 Call ultimate_alias_target just once, not up to 4 times.
1054 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1056 Backport from mainline
1057 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
1059 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
1060 general register with general register or ARM constant into SP
1063 2016-12-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1065 Backport from mainline
1066 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1067 Stefan Freudenberger <stefan@reservoir.com>
1069 PR tree-optimization/78646
1070 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1071 addition used for the memory base expression should have the type
1074 2016-12-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1076 Backport from mainline
1077 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1078 Michael Meissner <meissner@linux.vnet.ibm.com>
1081 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
1082 reg+reg addressing for TImode.
1083 (rs6000_legitimate_address_p): Only allow register indirect
1084 addressing for TImode, even without TARGET_QUAD_MEMORY.
1086 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1088 Backport from mainline
1089 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1091 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1092 (CCVHUANY): Remove modes.
1093 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1095 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1096 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1098 (s390_branch_condition_mask): Adjust to use the new cc consumer
1099 modes. The new modes allow for proper reversal in the middle-end.
1100 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1101 consumer modes for a comparison.
1102 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1103 throughout the file.
1104 * config/s390/vx-builtins.md: Likewise.
1106 2016-12-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1108 Backport from mainline
1109 2016-12-01 Alan Modra <amodra@gmail.com>
1111 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1112 look inside UNSPEC_VSX_XXSPLTW vec.
1114 2016-12-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1116 Back port from trunk
1117 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
1120 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
1121 the appropriate checks for SFmode/DFmode load/stores in GPR
1123 (fusion_addis_mem_combo_store): Likewise.
1124 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
1125 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
1126 d-form instructions for traditional Altivec registers.
1127 (emit_fusion_p9_load): Likewise.
1128 (emit_fusion_p9_store): Likewise.
1129 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
1130 early clobber from scratch register. Do not match if the register
1131 being stored is the scratch register.
1132 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
1133 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
1134 instructions for traditional Altivec registers.
1135 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
1136 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1137 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
1139 2016-12-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1141 Backport from mainline
1142 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1146 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
1147 (new_temp_expr_table): Initialise reg_vars_cnt.
1148 (free_temp_expr_table): Release reg_vars_cnt.
1149 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
1151 (find_replaceable_in_bb): Use the above to record register variable
1152 write occurrences and cancel replacement across them.
1154 2016-11-29 Kaz Kojima <kkojima@gcc.gnu.org>
1156 Backported from mainline
1157 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
1160 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
1161 instead of force_reg.
1162 (sh_expand_setmem): Likewise.
1164 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
1167 * tree.h (wi::fits_to_boolean_p): New predicate.
1168 (wi::fits_to_tree_p): Use it for boolean types.
1169 * tree.c (int_fits_type_p): Likewise.
1171 2016-11-24 Martin Liska <mliska@suse.cz>
1173 Backported from mainline
1174 2016-11-22 Martin Liska <mliska@suse.cz>
1177 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
1178 (sem_function::get_hash): Use the new field.
1179 (sem_function::parse): Remove an argument from ctor.
1180 (sem_variable::parse): Likewise.
1181 (sem_variable::get_hash): Use the new field.
1182 (sem_item_optimizer::read_section): Use new ctor and set hash.
1183 * ipa-icf.h: _hash is removed from sem_item::sem_item,
1184 sem_variable::sem_variable, sem_function::sem_function.
1186 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
1189 (kxnor<mode>): Return "#" for alternative 0.
1191 2016-11-23 Richard Biener <rguenther@suse.de>
1193 Backport from mainline
1194 2016-11-23 Richard Biener <rguenther@suse.de>
1197 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
1200 2016-11-17 Richard Biener <rguenther@suse.de>
1203 * fold-const.c (negate_expr_p): Fix multiplication case.
1205 2016-11-16 Richard Biener <rguenther@suse.de>
1208 * gimplify.c (gimplify_function_tree): Do not instrument
1209 GNU extern inline functions.
1211 2016-11-07 Richard Biener <rguenther@suse.de>
1213 PR tree-optimization/78228
1214 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
1217 2016-11-04 Richard Biener <rguenther@suse.de>
1220 * loop-invariant.c (find_exits): Record entering inner
1221 loops as possibly exiting to handle infinite sub-loops.
1222 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1223 (fill_always_executed_in_1): Honor infinite child loops.
1225 2016-10-06 Richard Biener <rguenther@suse.de>
1227 PR tree-optimization/77855
1228 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1229 instead of removing the current item while iterating over the set
1232 2016-11-22 Walter Lee <walt@tilera.com>
1234 Backport from mainline
1235 2016-11-22 Walter Lee <walt@tilera.com>
1237 * config/tilegx/tilegx.md (trap): New pattern.
1238 * config/tilepro/tilepro.md (trap): Likewise.
1240 2016-11-22 Walter Lee <walt@tilera.com>
1242 Backport from mainline
1243 2016-11-22 Walter Lee <walt@tilera.com>
1245 * config/tilegx/tilegx.md (*zero_extract): Use
1246 define_insn_and_split instead of define_insn; Handle pos + size >
1248 (*sign_extract): Likewise.
1250 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
1252 * Makefile.in ($(lang_checks_parallelized)): Fix detection
1255 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1257 Backport from mainline
1258 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1261 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
1262 aarch64_simd_shift_imm_<mode> predicate for operand 1.
1263 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
1264 to restrict them to an appropriate range and add FAIL check if the
1265 region they specify is out of range. Delete useless constraint
1267 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
1268 2 and 3 to restrict their range and add pattern predicate.
1270 2016-11-18 Walter Lee <walt@tilera.com>
1272 Backport from mainline
1273 2016-11-18 Walter Lee <walt@tilera.com>
1275 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
1276 end-of-bundle marker for consecutive barriers.
1278 2016-11-18 Walter Lee <walt@tilera.com>
1280 Backport from mainline
1281 2016-11-18 Walter Lee <walt@tilera.com>
1283 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
1285 2016-11-15 Matthias Klose <doko@ubuntu.com>
1287 * doc/install.texi: Move the 'Overriding configure test results'
1288 subsub section to the 'Cross-Compiler-Specific Options' sub section.
1290 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
1292 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
1293 original function needs a static chain.
1295 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
1298 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
1299 when calculating operand 2.
1300 (rotate to rotatex zext splitter): Ditto.
1302 2016-11-11 Dominik Vogt <vogt@linux.vnet.ibm.com>
1305 * config/s390/s390.md ("extzv", "*extzv<mode>_zEC12")
1306 ("*extzv<mode>_z10"): Check validity of zero_extend arguments.
1308 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
1312 operand 0 as earlyclobber.
1313 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
1315 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1318 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1320 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
1321 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
1323 2016-11-06 Jack Howarth <howarth.at.gcc@gmail.com>
1326 * incpath.c: (remove_dup(): Also silently ignore EPERM.
1328 2016-11-07 Richard Biener <rguenther@suse.de>
1331 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1334 2016-11-03 Martin Liska <mliska@suse.cz>
1336 Backport from mainline
1337 2016-08-12 Martin Liska <mliska@suse.cz>
1338 Adam Fineman <afineman@afineman.com>
1340 * gcov.c (process_file): Create .gcov file when .gcda
1343 2016-11-03 Richard Biener <rguenther@suse.de>
1345 Backport from mainline
1346 2016-09-29 Richard Biener <rguenther@suse.de>
1348 PR tree-optimization/77768
1349 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1350 with stores to a place we know has a constant value.
1351 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1352 writing to vr_const_varying.
1353 (vrp_initialize): Call it.
1354 (vrp_visit_stmt): Likewise.
1355 (evrp_dom_walker::before_dom_children): Likewise.
1356 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1357 Handle stores to readonly memory when removing redundant stores.
1359 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
1361 Backport from mainline
1362 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1364 * explow.c (validize_mem): Do not modify the argument in-place.
1366 2016-11-02 Will Schmidt <will_schmidt@vnet.ibm.com>
1369 2016-10-26 Will Schmidt <will_schmidt@vnet.ibm.com>
1372 * gimplify.c (gimplify_init_constructor): Move emit of constructor
1373 assignment to earlier in the if/else logic.
1375 2016-11-02 Richard Biener <rguenther@suse.de>
1377 Backport from mainline
1378 2016-11-02 Richard Biener <rguenther@suse.de>
1380 PR tree-optimization/78047
1381 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
1382 fake field at offset zero conservatively regarding to may_have_pointers.
1384 2016-10-07 Richard Biener <rguenther@suse.de>
1386 PR tree-optimization/77879
1387 * tree-ssa-structalias.c (handle_const_call): Properly handle
1389 (handle_pure_call): Likewise.
1391 2016-10-06 Richard Biener <rguenther@suse.de>
1393 PR tree-optimization/77839
1394 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1397 2016-09-27 Richard Biener <rguenther@suse.de>
1399 PR tree-optimization/77745
1400 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1401 When removing redundant stores make sure to check compatibility
1402 of the TBAA state for downstream accesses.
1403 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1404 value-numbering virtual operands for store matches.
1406 2016-09-21 Richard Biener <rguenther@suse.de>
1408 PR tree-optimization/77648
1409 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
1411 (make_transitive_closure_constraints): Adjust comment.
1412 (make_any_offset_constraints): New function.
1413 (handle_rhs_call): Make sure to first expand a pointer to all
1414 subfields before transitively closing it.
1415 (handle_const_call): Likewise. Properly expand returned
1417 (handle_pure_call): Likewise.
1419 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
1422 * config/pa/pa.md: Add new shift/add patterns to handle
1423 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
1425 2016-11-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1427 Backport from mainline
1428 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1430 PR rtl-optimization/78038
1431 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
1432 be deduced to set REG through the RTL structure.
1433 (make_defs_and_copies_lists): Return false on a failing get_defs call.
1435 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1437 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1438 (MALLOC_ABI_ALIGNMENT): Define.
1440 2016-10-28 Richard Biener <rguenther@suse.de>
1444 * fold-const.c (make_bit_field_ref): Only adjust alias set
1445 when the original alias set was zero.
1447 2016-10-26 Uros Bizjak <ubizjak@gmail.com>
1449 Backport from mainline
1450 2016-10-21 Jakub Jelinek <jakub@redhat.com>
1453 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
1454 and tree-ssanames.h.
1455 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
1456 with INTEGER_CST argument.
1457 (ix86_gimple_fold_builtin): New function.
1458 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
1460 Backport from mainline
1461 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
1464 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
1465 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
1466 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
1467 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
1468 __builtin_ia32_lzcnt_u16.
1469 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
1470 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
1471 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
1472 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
1473 (bmi_tzcnt_<mode>): New expander.
1474 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1475 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
1476 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
1477 (lzcnt_<mode>): New expander.
1478 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1479 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
1480 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
1481 (UINT64_FTYPE_UINT64): New.
1482 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
1483 (__builtin_ia32_lzcnt_u16): New description.
1484 (__builtin_ia32_lzcnt_u32): Ditto.
1485 (__builtin_ia32_lzcnt_u64): Ditto.
1486 (__builtin_ctzs): Remove description.
1487 (__builtin_ia32_tzcnt_u16): New description.
1488 (__builtin_ia32_tzcnt_u32): Ditto.
1489 (__builtin_ia32_tzcnt_u64): Ditto.
1490 * config/i386/i386.c (ix86_expand_args_builtin): Handle
1491 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
1493 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
1495 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
1496 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
1498 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
1500 Backport from mainline
1501 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1503 PR tree-optimization/77550
1504 * tree-vect-stmts.c (create_array_ref): Change parameters.
1505 (get_group_alias_ptr_type): New function.
1506 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
1508 2016-10-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1510 Backport from mainline
1511 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1513 PR tree-optimization/77916
1514 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
1515 Don't allow a MINUS_EXPR for pointer arithmetic for either known
1517 (record_increment): Increments of -1 for unknown strides just use
1518 a multiply initializer like other negative values.
1519 (analyze_increments): Remove stopgap solution for -1 increment
1520 applied to pointer arithmetic.
1521 (insert_initializers): Requirement of initializer for -1 should be
1522 based on pointer-typedness of the candidate basis.
1524 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1526 * config/sparc/sparc.md (cpu_feature): Minor tweak.
1527 (enabled): Likewise.
1528 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
1529 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
1530 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
1531 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
1532 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
1533 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
1535 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1537 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
1538 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
1540 2016-10-19 Uros Bizjak <ubizjak@gmail.com>
1543 * config/i386/i386.c (legitimize_tls_address)
1544 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
1545 convert dest to Pmode if different than Pmode.
1547 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1549 Backport from mainline
1550 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1552 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1555 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1557 Backport from mainline
1558 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1560 PR tree-optimization/77937
1561 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1562 POINTER_TYPE_P on the candidate type to determine whether
1563 candidates in this chain require pointer arithmetic.
1565 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1567 PR tree-optimization/77937
1568 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1569 to infinite when we have a pointer with an increment of -1.
1571 2016-10-17 Martin Liska <mliska@suse.cz>
1573 Backported from mainline
1574 2016-10-13 Martin Liska <mliska@suse.cz>
1576 PR tree-optimization/77943
1577 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1578 a different EH landing pads.
1580 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1583 Backport from mainline
1584 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1586 * tree.h (build_complex_type): Add second parameter with default.
1587 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1588 recursive call. Create a TYPE_DECL only if NAMED is true.
1589 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1591 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1593 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1594 constants in CONST_VECTORs.
1596 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1598 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1599 register as destination of bmask.
1600 (vector_init_bshuffle): Likewise.
1601 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1602 (bmaskdi_vis): Enable only in 64-bit mode.
1604 2016-10-13 Andrew Senkevich <andrew.senkevich@intel.com>
1607 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1608 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1609 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1610 * config.gcc: Deleted pcommitintrin.h
1611 * config/i386/pcommitintrin.h: Deleted file.
1612 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1613 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1615 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1617 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1618 (PTA_PCOMMIT, IX86_BUILTIN_PCOMMIT, __builtin_ia32_pcommit): Deleted.
1619 (ix86_option_override_internal): Deleted handle of option.
1620 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1621 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1622 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1623 (pcommit): Deleted instruction.
1624 * config/i386/i386.opt: Mention -mpcommit deprecation.
1625 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1627 2016-10-13 Tom de Vries <tom@codesourcery.com>
1630 2016-10-11 Tom de Vries <tom@codesourcery.com>
1632 backport from trunk:
1633 2016-10-11 Tom de Vries <tom@codesourcery.com>
1636 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1639 2016-10-11 Tom de Vries <tom@codesourcery.com>
1641 backport from trunk:
1642 2016-10-11 Tom de Vries <tom@codesourcery.com>
1645 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1648 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1650 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1652 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1655 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1656 Remove wrong assert.
1657 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1658 Use <round_constraint> as operand 1 constraint.
1660 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1661 Eric Botcazou <ebotcazou@adacore.com>
1664 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1665 (classify_registers): Don't set it
1666 (function_arg_slotno): Don't initialize and test it. Tidy up.
1668 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1670 Backport from mainline
1671 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1674 ext_level before calling CPUID with 0x80000008.
1676 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1679 * config/i386/cpuid.h (__get_cpuid_count): New.
1680 (__get_cpuid): Rename __level to __leaf.
1682 2016-09-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1684 Back port from trunk
1686 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1689 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
1690 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
1691 instructions when you want to invert the test.
1692 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
1693 correct order for XXSEL.
1694 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
1695 for using XSCMP{EQ,GT,GE}DP.
1697 2016-09-28 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1698 Alan Modra <amodra@gmail.com>
1700 Backport from mainline
1701 2016-07-01 Alan Modra <amodra@gmail.com>
1703 PR rtl-optimization/71709
1704 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1705 being set, not referenced.
1707 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1709 Backport from mainline
1710 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1712 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1715 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1717 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1718 * configure: Regenerate.
1720 2016-09-27 Richard Biener <rguenther@suse.de>
1722 Backport from mainline
1723 2016-09-01 Richard Biener <rguenther@suse.de>
1726 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
1727 check whether the result fits the desired result type.
1729 2016-09-19 Richard Biener <rguenther@suse.de>
1731 PR tree-optimization/77514
1732 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
1733 search for folded stmt.
1735 2016-09-15 Richard Biener <rguenther@suse.de>
1737 PR tree-optimization/77514
1738 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
1739 only forced_stmts sequence.
1741 2016-09-15 Richard Biener <rguenther@suse.de>
1744 * fold-const.c (split_tree): Do not split constant ~X.
1746 2016-09-19 Richard Biener <rguenther@suse.de>
1749 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
1750 proper niter to bound the loops.
1752 2016-09-22 Richard Biener <rguenther@suse.de>
1755 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
1758 2016-09-25 Uros Bizjak <ubizjak@gmail.com>
1760 Backport from mainline
1761 2016-09-21 Richard Biener <rguenther@suse.de>
1762 Jakub Jelinek <jakub@redhat.com>
1764 PR tree-optimization/77621
1765 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
1766 group at non-vectorizable stmts.
1768 Backport from mainline
1769 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1772 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
1773 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
1774 (ix86_add_stmt_cost): Penalize DFmode vector operations
1775 for !TARGET_VECTORIZE_DOUBLE.
1777 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1779 Backport from 2016-09-22 trunk r240388.
1781 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1782 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1784 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
1786 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
1788 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
1790 Backport from 2016-09-21 trunk r240306.
1793 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
1794 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
1796 2016-09-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1798 Backport from mainline
1799 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1801 * lra-constraints.c (match_reload): Pass information about other
1802 output operands. Create new unique register value if matching input
1803 operand shares same register value as output operand being considered.
1804 (curr_insn_transform): Record output operands already processed.
1806 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
1808 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
1809 parameters for functions taking long long arguments.
1811 2016-09-16 David Edelsohn <dje.gcc@gmail.com>
1813 Backported from mainline
1814 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
1817 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
1819 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1820 Eric Botcazou <ebotcazou@adacore.com>
1823 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
1824 through into expand_addsub_overflow after expand_neg_overflow.
1826 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1828 Backported from mainline
1829 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1832 * tsan.c: Include target.h.
1833 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
1834 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
1835 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
1836 BUILT_IN_ATOMIC_TEST_AND_SET entries.
1837 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
1839 2016-09-08 Jakub Jelinek <jakub@redhat.com>
1842 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
1843 OMP_CLAUSE_SAFELEN_EXPR.
1845 2016-09-06 Jakub Jelinek <jakub@redhat.com>
1848 * config/i386/i386.c (ix86_expand_builtin): For builtin with
1849 unsupported or unknown ISA, use expand_call.
1851 2016-09-06 Uros Bizjak <ubizjak@gmail.com>
1853 Backport from mainline
1854 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
1856 PR rtl-optimization/77452
1857 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
1858 inner-mode reference to a CONST_VECTOR constant in the constant pool.
1860 2016-09-01 Jakub Jelinek <jakub@redhat.com>
1862 Backported from mainline
1863 2016-08-30 Jakub Jelinek <jakub@redhat.com>
1865 PR tree-optimization/72866
1866 * tree-vect-patterns.c (search_type_for_mask): Turn into
1867 a small wrapper, move all code to ...
1868 (search_type_for_mask_1): ... this new function. Add caching
1869 and adjust recursive calls.
1872 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
1873 instead of lookup_type_die (type_main_variant (type)) even for array
1877 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
1878 constant pool reference return x instead of c.
1880 2016-08-19 Jakub Jelinek <jakub@redhat.com>
1882 * config/i386/t-i386 (i386-c.o): Don't depend on
1883 i386-builtin-types.inc.
1884 (i386.o): Depend on i386-builtin-types.inc.
1886 2016-08-17 Jakub Jelinek <jakub@redhat.com>
1889 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
1890 turning a call into __builtin_unreachable-like noreturn call, adjust
1891 gimple_call_set_fntype.
1892 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
1893 gimple_call_fntype has void return type.
1895 2016-08-16 Jakub Jelinek <jakub@redhat.com>
1898 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before inlining,
1899 add cgraph edge for the added __builtin_unreachable call.
1901 2016-09-01 Gerald Pfeifer <gerald@pfeifer.com>
1903 * doc/extend.texi (SPU Built-in Functions): Remove stale
1904 references to material formerly at IBM and Sony.
1906 2016-09-01 Matthew Wahab <matthew.wahab@arm.com>
1909 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
1910 Use const_vec_duplicate to check for duplicated elements.
1912 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1914 * config/i386/i386.c (ix86_option_override_internal): Also disable the
1915 STV pass if -mstackrealign is enabled.
1917 2016-08-31 Patrick Palka <ppalka@gcc.gnu.org>
1919 Backport from mainline
1920 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
1922 PR tree-optimization/71077
1923 PR tree-optimization/68542
1924 * fold-const.c (fold_relational_const): Fix folding of
1925 VECTOR_CST comparisons that have a scalar boolean result type.
1927 2016-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1929 * doc/install.texi (Binaries): www.opencsw.org now uses https.
1931 2016-08-31 Jakub Sejdak <jakub.sejdak@phoesys.com>
1933 * config.gcc: Add support for arm*-*-phoenix* targets.
1934 * config/arm/t-phoenix: New.
1935 * config/phoenix.h: New.
1937 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
1940 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
1941 template for intel asm dialect.
1942 (vec_set_hi_<mode><mask_name>): Ditto.
1944 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
1946 * Makefile.in (gcov-iov.h): Add dummy recipe.
1948 2016-08-28 Uros Bizjak <ubizjak@gmail.com>
1950 Backport from mainline
1951 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1953 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
1954 for targets amdfam10 and barcelona.
1956 Backport from mainline
1957 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
1960 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
1961 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
1962 non-SSE2 athlons only, otherwise prefer SSE prefetches.
1964 Backport from mainline
1965 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
1968 * config/i386/i386.c (ix86_option_override_internal): Remove
1969 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
1970 Enable SSE prefetch also for TARGET_PREFETCHWT1.
1971 Do not try to enable TARGET_PRFCHW ISA flag here.
1972 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
1973 Rewrite expander function body.
1974 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
1976 2016-08-28 Tom de Vries <tom@codesourcery.com>
1978 backport from trunk:
1979 2016-08-28 Tom de Vries <tom@codesourcery.com>
1982 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
1983 'sysv_abi va_list' attribute.
1984 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
1985 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
1988 2016-08-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1990 Backport from mainline
1991 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1994 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1995 (vsx_store_<mode>): Likewise.
1997 2016-08-24 Richard Biener <rguenther@suse.de>
1999 Backport from mainline
2000 2016-08-17 Richard Biener <rguenther@suse.de>
2002 PR tree-optimization/76490
2003 * tree-vrp.c (update_value_range): Preserve overflow infinities
2004 when intersecting with ranges from get_range_info.
2005 (operand_less_p): Handle overflow infinities correctly.
2006 (value_range_constant_singleton): Use vrp_operand_equal_p
2007 to handle overflow max/min correctly.
2008 (vrp_valueize): Likewise.
2009 (union_ranges): Likewise.
2010 (intersect_ranges): Likewise.
2012 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
2014 * config/arm/t-rtems: Add vfp multilib.
2016 2016-08-23 Richard Biener <rguenther@suse.de>
2018 Backport from mainline
2019 2016-08-16 Richard Biener <rguenther@suse.de>
2021 PR tree-optimization/76783
2022 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
2023 BB visited flags at start.
2025 2016-08-12 Richard Biener <rguenther@suse.de>
2027 PR tree-optimization/72851
2028 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
2029 worklists to use bitmaps indexed in execution order.
2030 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
2031 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
2032 (cfg_blocks): Make a bitmap.
2033 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
2035 (cfg_blocks_empty_p): Adjust.
2036 (cfg_blocks_add): Likewise.
2037 (cfg_blocks_get): Likewise.
2038 (add_ssa_edge): Likewise.
2039 (add_control_edge): Likewise.
2040 (simulate_stmt): Likewise.
2041 (process_ssa_edge_worklist): Likewise.
2042 (simulate_block): Likewise.
2043 (ssa_prop_init): Compute PRE order and stmt UIDs.
2044 (ssa_prop_fini): Adjust.
2045 (ssa_propagate): Adjust.
2047 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
2049 Backport from mainline
2050 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
2053 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
2054 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
2055 for !flag_finite_math_only or flag_signed_zeros.
2056 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
2057 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
2058 depend on flag_finite_math_only.
2059 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
2061 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
2062 (*ieee_smin<mode>3): Ditto.
2063 (*ieee_smax<mode>3): Ditto.
2064 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
2065 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
2067 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
2068 depend on flag_finite_math_only.
2069 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
2070 (*mmx_<code>v2sf3): Remove.
2071 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
2072 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
2073 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
2075 2016-08-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2077 Backport from mainline
2078 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2081 * expr.c (store_constructor): Mask sign-extended bits when widening
2082 sub-word constructor element at the start of a word.
2084 2016-08-22 Richard Biener <rguenther@suse.de>
2086 * BASE-VER: Set to 6.2.1.
2088 2016-08-22 Release Manager
2090 * GCC 6.2.0 released.
2092 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
2094 Backport from mainline
2095 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
2098 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
2099 enclosing parallel construct for reduction variables on OpenACC loop
2102 2016-08-18 Oleg Endo <olegendo@gcc.gnu.org>
2104 Backport from mainline
2105 2016-06-17 DJ Delorie <dj@redhat.com>
2108 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2109 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2110 (umulqihi3_virt): Likewise.
2111 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2112 (umulqihi3_real): Likewise.
2114 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
2116 * doc/install.texi (*-*-solaris2*): Adjust latest change.
2118 2016-08-15 Martin Liska <mliska@suse.cz>
2120 Backported from mainline
2121 2016-08-15 Martin Liska <mliska@suse.cz>
2124 * gcc.c (do_spec_1): Call save_string with the right size.
2126 2016-08-15 Jakub Jelinek <jakub@redhat.com>
2129 * dwarf2out.c (string_types): New variable.
2130 (gen_array_type_die): Change early_dwarf handling of
2131 DW_AT_string_length, create DW_OP_call4 referencing the
2132 length var temporarily. Handle parameters that are pointers
2134 (adjust_string_types): New function.
2135 (gen_subprogram_die): Temporarily set string_types to local var,
2136 call adjust_string_types if needed.
2137 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
2139 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
2141 2016-08-15 Richard Biener <rguenther@suse.de>
2143 PR tree-optimization/73434
2144 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
2145 TBAA info on the base when forwarding a non-invariant address.
2147 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
2149 * doc/install.texi (*-*-solaris2*): Fix version number and document
2150 requirement on GNU make for building libjava with the Solaris linker.
2152 2016-08-15 Martin Liska <mliska@suse.cz>
2153 Jakub Jelinek <jakub@redhat.com>
2155 PR tree-optimization/72824
2156 * tree-loop-distribution.c (const_with_all_bytes_same)
2157 <case VECTOR_CST>: Fix a typo.
2159 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
2161 Backport from mainline
2162 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
2165 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
2166 Renamed from _mm512_undefined_si512.
2167 (_mm_undefined_si512): New definition.
2169 Backport from mainline:
2170 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
2172 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
2173 unused variable __O.
2175 Backport from mainline:
2176 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
2179 * config/i386/i386.md (*movtf_internal): Use
2180 lra_in_progress || reload_completed instead of !can_create_pseudo_p
2181 in the insn constraint.
2182 (*movxf_internal): Ditto.
2183 (*movdf_internal): Ditto.
2184 (*movsf_internal): Ditto.
2186 2016-08-12 Jakub Jelinek <jakub@redhat.com>
2189 * ubsan.c (instrument_si_overflow): Pass true instead of false
2191 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
2192 of bbs. Return TODO_cleanup_cfg if any returned true.
2194 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
2196 Backport from mainline
2197 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
2199 PR tree-optimization/71083
2200 * tree-predcom.c (ref_at_iteration): Correctly align the
2203 2016-08-12 James Greenhalgh <james.greenhalgh@arm.com
2205 Backport from mainline
2206 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
2209 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
2210 (aarch64_fp16_ptr_type_node): Likewise.
2211 * config/aarch64/aarch64-simd-builtins.c
2212 (aarch64_fp16_ptr_type_node): Define.
2213 (aarch64_init_fp16_types): New, refactored out of...
2214 (aarch64_init_builtins): ...here, update to call
2215 aarch64_init_fp16_types.
2216 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
2218 (aapcs_vfp_sub_candidate): Likewise.
2220 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2222 Backport from mainline
2223 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2225 * config/s390/s390-builtin-types.def: Add INT128 types.
2226 * config/s390/s390-builtins.def: Add INT128 variants for the add
2227 sub low-level builtins dealing with TImode.
2228 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
2229 via subreg when expanding a builtin.
2230 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
2231 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
2233 * config/s390/vecintrin.h: Adjust builtin names accordingly.
2234 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
2235 ("vec_addc<mode>", "vec_addc_u128"): Merge to
2236 "vacc<bhfgq>_<mode>".
2237 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
2238 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
2239 ("vec_subc<mode>", "vec_subc_u128"): Merge to
2240 "vscbi<bhfgq>_<mode>".
2241 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
2242 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
2244 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2246 Backport from mainline
2247 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2249 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
2250 and s390_vlgv* builtins as element selector.
2252 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2254 Backport from mainline
2255 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2257 * config/s390/s390.c (s390_expand_vec_init): Force initializer
2258 element to register if it doesn't match general_operand.
2260 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2262 Backport from mainline
2263 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2265 * config/s390/vecintrin.h: Fix file description in comment.
2267 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2269 Backport from mainline
2270 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2272 * config/s390/s390-builtin-types.def: Change builtin type naming
2273 scheme to match builtin-types.def.
2275 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2277 Backport from mainline
2278 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
2281 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
2282 being an offsettable address.
2284 2016-08-10 Jakub Jelinek <jakub@redhat.com>
2286 Backported from mainline
2287 2016-08-09 Jakub Jelinek <jakub@redhat.com>
2289 PR tree-optimization/72824
2290 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
2291 real_zerop is not negative.
2293 2016-08-09 Martin Jambor <mjambor@suse.cz>
2296 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
2297 if instance is a MEM_REF.
2299 2016-08-09 Richard Biener <rguenther@suse.de>
2301 Backport from mainline
2302 2016-08-09 Richard Biener <rguenther@suse.de>
2305 * ipa-prop.c (ipa_modify_formal_parameters): Build
2306 parameter types with natural alignment also for the
2309 2016-07-15 Richard Biener <rguenther@suse.de>
2311 PR tree-optimization/71881
2312 * tree-loop-distribution.c (destroy_loop): Remove blocks in
2313 reverse DOM order to make debug temp generation happy.
2315 2016-08-09 Alan Modra <amodra@gmail.com>
2318 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
2319 alternatives. Put loads first, then stores, and reg/reg moves
2320 within same class later. Delete attr length.
2322 2016-08-09 Alan Modra <amodra@gmail.com>
2325 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
2326 (mem_operand_ds_form): New predicate.
2327 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
2328 * config/rs6000/constraints.md (wY): New constraint.
2329 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
2330 (extendsfdf2_fpr): Replace o constraint with wY.
2332 2016-08-08 Georg-Johann Lay <avr@gjlay.de>
2334 Backport from 2016-07-29 trunk r238863.
2336 PR rtl-optimization/71976
2337 * combine.c (get_last_value): Return 0 if the argument for which
2338 the function is called has a wider mode than the recorded value.
2340 2016-08-04 Michael Meissner <meissner@linux.vnet.ibm.com>
2343 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2346 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
2347 __float128 support when we don't have hardware support, so that
2348 the IEEE built-in functions like isgreater, first call __unordkf3
2349 to make sure neither operand is a NaN, and if both operands are
2350 ordered, do the normal comparison.
2352 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
2355 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
2356 Cast builtin function result to __mmask16 instead of __mmask8.
2357 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2358 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
2359 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2361 2016-08-03 Georg-Johann Lay <avr@gjlay.de>
2364 * common/config/avr/avr-common.c (avr_option_optimization_table)
2365 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2367 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2369 Backport from 2016-08-01 trunk r238948.
2372 * config/avr/avr.md (length) [branch]: Correct insn length
2373 attribute for forward branches.
2375 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2377 Backport from 2016-06-16 trunk r237536.
2378 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2381 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2382 progmem_swtable_section.
2383 (progmem_swtable_section): Remove.
2384 (avr_asm_function_rodata_section): Remove.
2385 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2386 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Define to 1.
2388 2016-07-29 Marek Polacek <polacek@redhat.com>
2390 Backport from mainline
2391 2016-07-29 Marek Polacek <polacek@redhat.com>
2394 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
2395 (altivec_expand_st_builtin): Likewise.
2396 * config/i386/i386.c (ix86_expand_args_builtin): Likewise.
2397 (ix86_expand_round_builtin): Likewise.
2399 2016-07-27 Segher Boessenkool <segher@kernel.crashing.org>
2402 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
2403 when to emit a ".machine" pseudo-op.
2405 2016-07-26 Alan Modra <amodra@gmail.com>
2408 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
2411 2016-07-21 Jakub Jelinek <jakub@redhat.com>
2414 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
2415 before builtin_decl_implicit.
2417 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
2419 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
2421 Improving concepts performance and diagnostics.
2422 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
2423 for constraint satisfaction and subsumption.
2424 * timevar.h (auto_timevar): New constructor that matches the push/pop
2425 pattern of usage in pt.c.
2427 2016-07-20 John David Anglin <danglin@gcc.gnu.org>
2429 Backport from mainline
2430 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
2432 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
2433 register parameters. Remove code to initialize argument pointer
2434 on TARGET_64BIT. Optimize call to _mcount when it can be reached
2435 using a pc-relative branch. Cleanup conditional code.
2436 * config/pa/pa.md (call_mcount): New expander.
2437 (call_mcount_nonpic): New insn.
2438 (call_mcount_pic): New insn and split.
2439 (call_mcount_pic_post_reload): New insn.
2440 (call_mcount_64bit): New insn and split.
2441 (call_mcount_64bit_post_reload): New insn.
2443 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2445 Backport from mainline
2446 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2448 * config/s390/s390.c (s390_encode_section_info): Remove mode size
2451 2016-07-20 Martin Jambor <mjambor@suse.cz>
2454 * trans-decl.c (gfc_generate_function_code): Use get_create rather
2455 than create to get a call graph node.
2457 2016-07-19 Jakub Jelinek <jakub@redhat.com>
2459 PR rtl-optimization/71916
2460 * cfgrtl.c (contains_no_active_insn_p): Return false also for
2461 bb which have a single succ fake edge.
2463 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
2466 * dwarf2out.c (gen_subprogram_die): Only call
2467 gen_unspecified_parameters_die while dumping early dwarf.
2469 2016-07-19 Jakub Jelinek <jakub@redhat.com>
2472 * gimple-fold.c (fold_builtin_memory_op): Use
2473 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
2475 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2477 Back port from mainline
2478 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2481 * config/rs6000/rs6000.c (rs6000_function_value): Fix
2482 unintentional System V.4 structure return breakage for structures
2483 with a single floating point element.
2485 2016-07-18 Martin Liska <mliska@suse.cz>
2487 Backported from mainline
2488 2016-07-12 Martin Liska <mliska@suse.cz>
2490 PR rtl-optimization/71634
2491 * ira-build.c (mark_loops_for_removal): Properly iterate
2494 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2496 Backport from mainline
2497 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2499 * config/s390/s390.c (s390_encode_section_info): Always set
2500 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
2503 2016-07-15 Alan Modra <amodra@gmail.com>
2506 2016-07-11 Alan Modra <amodra@gmail.com>
2507 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
2508 (ctr<mode>): Add unspec.
2509 (ctr<mode>_internal*): Likewise.
2511 2016-07-14 Alan Modra <amodra@gmail.com>
2514 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
2515 with p9_vector override before power9-dform override.
2517 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
2519 Backport from mainline r238086.
2520 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
2523 * ipa-inline-analysis.c (compute_inline_parameters): Set
2524 local.can_change_signature to false for intrumentation
2527 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2528 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2530 Backport from mainline
2531 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2532 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2534 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
2536 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
2537 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
2538 (SIGNBIT): New mode iterator.
2539 (Fsignbit): New mode attribute.
2540 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
2541 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
2542 when direct moves are available.
2543 (signbit<mode>2_dm): New define_insn_and_split).
2544 (signbit<mode>2_dm2): New define_insn.
2546 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2548 Backport from mainline
2549 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2552 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
2553 The xxperm and xxpermr instructions require that the 2nd input
2554 operand overlap with the output operand, and not the 1st.
2555 (altivec_vperm_v8hiv16qi): Likewise.
2556 (altivec_vperm_<mode>_uns_internal): Likewise.
2557 (altivec_vpermr_<mode>_internal): Likewise.
2558 (vperm_v8hiv4si): Likewise.
2559 (vperm_v16qiv8hi): Likewise.
2561 2016-07-12 Segher Boessenkool <segher@kernel.crashing.org>
2563 Backport from mainline
2564 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
2568 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
2569 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
2572 2016-07-11 Jakub Jelinek <jakub@redhat.com>
2575 * omp-low.c (expand_omp_target): Gimplify device.
2577 PR tree-optimization/71823
2578 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
2579 to get vec_oprnds2 from op2.
2581 2016-07-11 Yuri Rumyantsev <ysrumyan@gmail.com>
2583 Backport from mainline r238055.
2584 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2586 PR tree-optimization/71518
2587 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
2588 misalign also for outer loops with negative step.
2590 2016-07-08 Martin Liska <mliska@suse.cz>
2592 Backported from mainline
2593 2016-07-08 Martin Liska <mliska@suse.cz>
2596 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
2597 folding produces SAVE_EXPRs, thus return false for the type.
2599 2016-07-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2601 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): Remove
2602 redundant and erroneous definition of this macro accidentally
2603 inserted during backporting.
2604 (BU_P9_64BIT_MISC_0): Likewise.
2605 (BU_P9_MISC_0): Likewise.
2607 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2609 Back port from the trunk
2610 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2612 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
2617 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
2618 __builtin_aarch64_fmaxv2sf.
2619 (vmaxnmq_f32): Likewise.
2620 (vmaxnmq_f64): Likewise.
2621 (vminnm_f32): Likewise.
2622 (vminnmq_f32): Likewise.
2623 (vminnmq_f64): Likewise.
2625 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2627 Back port from trunk
2628 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2631 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
2632 enable -mfloat128-hardware by default.
2633 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
2634 that IEEE 128-bit hardware support needs.
2635 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2636 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
2637 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
2638 floating point requires.
2639 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2640 -mfloat128 and -mfloat128-hardware changes.
2642 2016-07-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2644 Backport from mainline r237912
2645 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2647 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2648 Exchange the order of the second and third operands in the vpermr
2649 instruction tmeplate.
2651 2016-07-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2653 Back port from the trunk
2654 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2657 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
2658 the insns, use an insn form that does not adjust the offset on
2659 little endian systems.
2661 2016-07-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2663 Backport from mainline r237885
2664 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2666 * config/rs6000/altivec.md (darn_32): Change the condition to
2667 TARGET_P9_MISC instead of TARGET_MODULO.
2668 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2669 condition expression.
2670 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2671 condition expression.
2672 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2673 (DFP_TEST): New code iterator.
2674 (dfptstsfi_<code>_mode>): New define_expand.
2675 (*dfp_sgnfcnc_<mode>): New define_insn.
2676 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2677 definition next to BU_P9_MISC_1 definition and change the MASK
2678 value to RS6000_BTM_P9_MISC.
2679 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2680 (BU_P9_64BIT_MISC_0): Likewise.
2681 (BU_P9_DFP_MISC_0): New macro definition.
2682 (BU_P9_DFP_MISC_1): New macro definition.
2683 (BU_P9_DFP_MISC_2): New macro definition.
2684 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2685 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2686 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2687 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2688 (TSTSFI_LT_TD): Likewise.
2689 (TSTSFI_EQ_DD): Likewise.
2690 (TSTSFI_EQ_TD): Likewise.
2691 (TSTSFI_GT_DD): Likewise.
2692 (TSTSFI_GT_TD): Likewise.
2693 (TSTSFI_OV_DD): Likewise.
2694 (TSTSFI_OV_TD): Likewise.
2695 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2696 (TSTSFI_LT_DD): Likewise.
2697 (TSTSFI_LT_TD): Likewise.
2698 (TSTSFI_EQ): Likewise.
2699 (TSTSFI_EQ_DD): Likewise.
2700 (TSTSFI_EQ_TD): Likewise.
2701 (TSTSFI_GT): Likewise.
2702 (TSTSFI_GT_DD): Likewise.
2703 (TSTSFI_GT_TD): Likewise.
2704 (TSTSFI_OV): Likewise.
2705 (TSTSFI_OV_DD): Likewise.
2706 (TSTSFI_OV_TD): Likewise.
2707 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2708 overloaded test significance functions.
2709 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2710 OPTION_MASK_P9_MISC into the representation of this mask.
2711 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
2713 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
2714 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
2716 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
2717 argument is a 6-bit unsigned literal value if the icode argument
2718 represents a DFP test significance built-in call.
2719 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
2720 flag used independently and in combination with the
2721 RS6000_BTM_64BIT flag.
2722 (rs6000_opt_masks): Add entry for power9-misc command-line option.
2723 (rs6000_builtin_mask_names): Add entry for power9-misc
2724 command-line option.
2725 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
2726 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
2727 RS6000_BTM_P9_MISC macros.
2728 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
2729 option and change the description of the -mpower9-vector option to
2730 enable only vector instructions, removing its erroneously claimed
2731 support for scalar instructions.
2732 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2733 the ISA 3.0 digital floating point test significance built-in
2736 2016-07-07 Richard Biener <rguenther@suse.de>
2738 Backport from mainline
2739 2016-06-13 Richard Biener <rguenther@suse.de>
2742 * fold-const.c (fold_unary_loc): Preserve alignment when
2743 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2745 2016-07-07 Richard Biener <rguenther@suse.de>
2747 Backport from mainline
2748 2016-05-25 Richard Biener <rguenther@suse.de>
2750 PR tree-optimization/71264
2751 * tree-vect-stmts.c (vect_init_vector): Properly deal with
2754 2016-06-07 Richard Biener <rguenther@suse.de>
2757 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2760 2016-06-14 Richard Biener <rguenther@suse.de>
2762 PR tree-optimization/71521
2763 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2764 division int_const_binop against zero divisor.
2766 2016-06-08 Richard Biener <rguenther@suse.de>
2768 PR tree-optimization/71452
2769 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2770 type used for the SSA rewrite has enough precision to cover
2771 the dynamic type of the location.
2773 2016-06-14 Richard Biener <rguenther@suse.de>
2775 PR tree-optimization/71522
2776 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2777 copying into float copying.
2779 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2781 Backport from mainline
2782 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2785 * config/avr/avr.c (avr_asm_select_section): Strip off
2786 SECTION_DECLARED from flags when calling get_section.
2788 2016-07-05 Pat Haugen <pthaugen@us.ibm.com>
2790 Backport from mainline
2791 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
2793 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
2794 ('size' attribute): Add '128'.
2796 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
2797 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
2798 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
2799 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
2800 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
2801 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
2802 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
2803 *trunc<mode>df2_odd): Set size attribute to '128'.
2804 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
2805 * config/rs6000/power6.md (power6-fp): Include dfp type.
2806 * config/rs6000/power7.md (power7-fp): Likewise.
2807 * config/rs6000/power8.md (power8-fp): Likewise.
2808 * config/rs6000/power9.md: New file.
2809 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
2810 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
2811 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
2813 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
2814 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2815 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
2816 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
2817 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
2818 dfp_dscri_<mode>): Change type attribute to dfp.
2819 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
2820 attribute to vecsimple.
2821 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
2822 and prefetch streams.
2823 (rs6000_option_override_internal): Remove temporary code setting
2824 tuning to power8. Don't set rs6000_sched_groups for power9.
2825 (last_scheduled_insn): Change to rtx_insn *.
2826 (divide_cnt, vec_load_pendulum): New variables.
2827 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
2828 (rs6000_issue_rate): Set issue rate for Power9.
2829 (is_power9_pairable_vec_type): New.
2830 (power9_sched_reorder2): New.
2831 (rs6000_sched_reorder2): Call new function for Power9 specific
2833 (insn_must_be_first_in_group): Remove Power9.
2834 (insn_must_be_last_in_group): Likewise.
2835 (force_new_group): Likewise.
2836 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
2837 Initialize divide_cnt/vec_load_pendulum.
2838 (_rs6000_sched_context, rs6000_init_sched_context,
2839 rs6000_set_sched_context): Handle context save/restore of new
2842 2016-07-05 Pat Haugen <pthaugen@us.ibm.com>
2844 Backport from mainline
2845 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
2847 * config/rs6000/rs6000.md ('type' attribute): Add
2848 veclogical,veccmpfx,vecexts,vecmove insn types.
2849 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
2850 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
2851 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
2852 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
2853 *nabs<mode>2_hw): Change type to vecmove.
2854 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
2855 *boolcc<mode>3_internal, *eqv<mode>3_internal,
2856 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
2857 *ieee_128bit_vsx_abs<mode>2_internal,
2858 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
2859 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
2860 *ieee128_mtvsrd_32bit): Change type to veclogical.
2861 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
2862 *movdi_internal32, *movdi_internal64): Update insn types.
2863 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
2864 vsx_extract_<mode>): Change type to veclogical.
2865 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
2866 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
2867 *vsx_sign_extend_si_v2di): Change type to vecexts.
2868 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
2870 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
2871 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
2872 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
2873 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
2874 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2875 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
2876 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
2877 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
2878 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
2879 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
2880 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
2881 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
2882 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
2883 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
2884 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
2885 (ppc7450-vecsimple): Add veclogical, vecmove.
2886 (ppc7450-veccmp): Add veccmpfx.
2887 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
2889 (ppc8540_vector_compare): Add veccmpfx.
2890 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
2891 * config/rs6000/cell.md (cell-fp): Add fpsimple.
2892 (cell-vecsimple): Add veclogical, vecmove.
2893 (cell-veccmp): Add veccmpfx.
2894 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
2895 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
2897 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
2898 * config/rs6000/power4.md (power4-fp): Add fpsimple.
2899 (power4-vecsimple): Add veclogical, vecmove.
2900 (power4-veccmp): Add veccmpfx.
2901 * config/rs6000/power5.md (power5-fp): Add fpsimple.
2902 * config/rs6000/power6.md (power6-fp): Add fpsimple.
2903 (power6-vecsimple): Add veclogical, vecmove.
2904 (power6-veccmp): Add veccmpfx.
2905 * config/rs6000/power7.md (power7-fp): Add fpsimple.
2906 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
2907 * config/rs6000/power8.md (power8-fp): Add fpsimple.
2908 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
2909 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
2910 * config/rs6000/titan.md (titan_fp): Add fpsimple.
2911 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
2913 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2915 2016-07-05 Kelvin Nilsen <kelvin@gcc.gnu.org>
2917 Backport from mainline r237391
2918 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2920 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2921 RS6000_BTM_MODULO flag into the set of flags that are considered
2922 to be part of the common configuration.
2924 2016-07-04 Jakub Jelinek <jakub@redhat.com>
2927 * tree.c (attribute_value_equal): Use get_attribute_name instead of
2928 directly using TREE_PURPOSE.
2930 2016-07-04 Segher Boessenkool <segher@kernel.crashing.org>
2932 Backport from mainline
2933 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
2936 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
2937 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2939 2016-07-02 Jakub Jelinek <jakub@redhat.com>
2941 Backported from mainline
2942 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2945 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
2946 a constant, force its SUBREG_REG into memory or register instead
2949 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2952 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2953 returned values and add UN*/LTGT/*ORDERED cases with values matching
2954 D operand modifier on vcmp for AVX.
2956 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2958 Backport from trunk r237659
2959 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2961 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2962 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2965 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2968 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2971 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2972 OPTION_MASK_P9_DFORM_VECTOR.
2973 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2974 disable -mpower9-dform-vector when using reload.
2975 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2976 New 'strict' argument. Update all callers. Add strict addressing
2978 (rs6000_legitimate_offset_address_p): Remove call to
2979 virtual_stack_registers_memory_p.
2980 (rs6000_legitimize_reload_address): Add quad address support.
2981 (rs6000_legitimate_address_p): Move call to quad_address_p above
2982 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2983 to account for new strict usage.
2984 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2985 for new strict usage.
2986 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2988 2016-07-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2990 Backport from mainline
2991 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2993 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2994 (BU_FLOAT128_1): Likewise.
2996 (COPYSIGNQ): Likewise.
2997 (RS6000_BUILTIN_NANQ): Likewise.
2998 (RS6000_BUILTIN_NANSQ): Likewise.
2999 (RS6000_BUILTIN_INFQ): Likewise.
3000 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
3001 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
3002 (TARGET_FOLD_BUILTIN): New #define.
3003 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
3004 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
3005 (rs6000_fold_builtin): New target hook implementation, handling
3006 folding of 128-bit NaNs and infinities.
3007 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
3008 entries are filled in to avoid problems during bootstrap
3009 self-test; define builtins for 128-bit NaNs and infinities.
3010 (rs6000_opt_mask): Add entry for float128.
3011 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
3012 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
3013 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
3014 (const_str_type_node): New #define.
3015 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
3016 to a define_expand that dispatches to either copysign<mode>3_soft
3017 or copysign<mode>3_hard.
3018 (copysign<mode>3_hard): Rename from copysign<mode>3.
3019 (copysign<mode>3_soft): New define_insn.
3020 * doc/extend.texi: Document new builtins.
3022 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
3025 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
3028 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow
3031 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3033 Backport from trunk r236992
3034 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3036 * config/rs6000/altivec.h (vec_slv): New macro.
3037 (vec_srv): New macro.
3038 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3039 (UNSPEC_VSRV): New value.
3042 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3043 (vsrv): New builtin definition.
3044 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3045 define argument types for new builtin.
3046 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3048 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3051 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
3053 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
3056 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
3058 Backport from trunk r237390
3059 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3061 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3062 difference unsigned.
3063 (vec_absdb): New macro for vector absolute difference unsigned
3065 (vec_absdh): New macro for vector absolute difference unsigned
3067 (vec_absdw): New macro for vector absolute difference unsigned word.
3068 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3069 (vadu<mode>3): New insn.
3070 (*p9_vadu<mode>3): New insn.
3071 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3073 (vaduh): New built-in definition.
3074 (vaduw): New built-in definition.
3075 (vadu): New overloaded built-in definition.
3076 (vadub): New overloaded built-in definition.
3077 (vaduh): New overloaded built-in definition.
3078 (vaduw): New overloaded built-in definition.
3079 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3080 overloaded vector absolute difference unsigned functions.
3081 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3082 the ISA 3.0 vector absolute difference unsigned built-in functions.
3084 2016-06-30 David Malcolm <dmalcolm@redhat.com>
3086 Backport from trunk r237880.
3087 2016-06-30 David Malcolm <dmalcolm@redhat.com>
3090 * gcc.c (driver::build_option_suggestions): Pass "option" to
3091 add_misspelling_candidates.
3092 * opts-common.c (add_misspelling_candidates): Add "option" param;
3093 use it to avoid adding negated forms for options marked with
3095 * opts.h (add_misspelling_candidates): Add "option" param.
3097 2016-06-30 Jakub Jelinek <jakub@redhat.com>
3100 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
3101 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
3102 first when permuting bitwise operation with rotate. Cast
3103 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
3105 2016-06-30 Martin Liska <mliska@suse.cz>
3107 Parting backport from mainline
3108 2016-06-29 Martin Liska <mliska@suse.cz>
3110 * ipa-inline-transform.c (inline_call): Remove unnecessary call
3111 of build_optimization_node.
3113 2016-06-29 Eric Botcazou <ebotcazou@adacore.com>
3115 Backport from mainline
3116 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3118 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3120 2016-06-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3122 Back port from trunk
3123 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3125 * stor-layout.c (layout_type): Move setting complex MODE to
3126 layout_type, instead of setting it ahead of time by the caller.
3128 Back port from trunk
3129 2016-05-11 Alan Modra <amodra@gmail.com>
3131 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3132 abi_v4_pass_in_fpr): New functions.
3133 (rs6000_function_arg_boundary): Exclude complex IBM long double
3134 from 64-bit alignment when ABI_V4.
3135 (rs6000_function_arg, rs6000_function_arg_advance_1,
3136 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3138 Back port from trunk
3139 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3141 * machmode.h (mode_complex): Add support to give the complex mode
3143 (GET_MODE_COMPLEX_MODE): Likewise.
3144 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3145 stored by build_complex_type and gfc_build_complex_type instead of
3146 trying to figure out the appropriate mode based on the size. Raise
3147 an assertion error, if the type was not set.
3148 * genmodes.c (struct mode_data): Add field for the complex type of
3150 (blank_mode): Likewise.
3151 (make_complex_modes): Remember the complex mode created in the
3153 (emit_mode_complex): Write out the mode_complex array to map a
3154 type mode to the complex version.
3155 (emit_insn_modes_c): Likewise.
3156 * tree.c (build_complex_type): Set the complex type to use before
3157 calling layout_type.
3158 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3159 support for __float128 complex datatypes.
3160 (rs6000_hard_regno_mode_ok): Likewise.
3161 (rs6000_setup_reg_addr_masks): Likewise.
3162 (rs6000_complex_function_value): Likewise.
3163 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3164 __float128 and __ibm128 complex.
3165 (FLOAT128_IBM_P): Likewise.
3166 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3167 * doc/extend.texi (Additional Floating Types): Document that
3168 -mfloat128 must be used to enable __float128. Document complex
3169 __float128 and __ibm128 support.
3171 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3173 PR tree-optimization/71647
3174 * omp-low.c (lower_rec_input_clauses): Convert
3175 omp_clause_aligned_alignment (c) to size_type_node for the
3176 last argument of __builtin_assume_aligned.
3178 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
3180 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
3182 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3184 Backport from 2016-06-21 trunk r237639.
3187 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3188 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3189 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3191 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3194 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3195 constant addresses if can_create_pseudo_p.
3197 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3199 PR tree-optimization/71588
3200 * tree-ssa-strlen.c (valid_builtin_call): New function.
3201 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3204 Backported from mainline
3205 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3208 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3209 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3210 for conversion of scalar user var to complex type and use the
3211 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3214 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3216 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
3217 with base of reference to struct.
3219 2016-06-20 Ilya Enkovich <ilya.enkovich@intel.com>
3221 Backport from mainline r237484.
3222 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
3225 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
3226 DECL_CONTEXT for copied arguments.
3228 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3229 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3231 Backport from 2016-06-20 trunk r237589, r236558.
3234 * config/avr/avr.md (movqi): Handle loading subreg:qi (const,
3235 symbol_ref,label_ref).
3237 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3240 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
3241 (setcc + and peephole2): Likewise.
3243 2016-06-15 Andreas Tobler <andreast@gcc.gnu.org>
3245 Backported from mainline
3246 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
3248 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
3249 FreeBSD 11 and above.
3251 2016-06-15 Ilya Verbin <ilya.verbin@intel.com>
3253 Backport from mainline
3254 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3256 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3258 2016-06-14 Jakub Jelinek <jakub@redhat.com>
3260 Backported from mainline
3261 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3264 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3265 without LABEL_DECL, set *handled_ops_p to false instead of true.
3267 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3268 Richard Biener <rguenther@suse.de>
3271 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3272 the same as DECL_P (base0) for indirect_base0. Use equality_code
3273 in one further place.
3275 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3277 PR tree-optimization/71405
3278 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3279 incompatible type, build a new clobber with the right type instead
3280 of building a VIEW_CONVERT_EXPR around it.
3282 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3284 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3285 update shared_lookup_references only once after changing operands.
3287 2016-06-13 Richard Biener <rguenther@suse.de>
3289 PR tree-optimization/71505
3290 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3291 assert match comment.
3293 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3295 Backport from mainline
3296 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3299 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3302 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3305 Backport from trunk r237291:
3306 * tree-nested.c (convert_nonlocal_omp_clauses)
3307 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3308 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3309 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3311 Backport from trunk r237291:
3312 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3314 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3316 Backport from trunk r237290:
3317 * omp-low.c (scan_sharing_clauses): Don't expect
3320 Backport trunk r235964:
3321 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3323 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3324 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3327 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3330 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3331 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3333 2016-06-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3335 Back port from trunk
3336 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3338 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3339 alternatives, eliminating preferred register class. Add support
3340 for the MTVSRDD instruction in ISA 3.0.
3341 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3342 reg_or_indexed_operand.
3343 (vsx_splat_v4sf_internal): Likewise.
3345 Back port from trunk
3346 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3349 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3350 for loading up all 0's or all 1's.
3352 Back port from trunk
3353 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3356 * config/rs6000/constraints.md (wE constraint): New constraint
3357 for a vector constant that can be loaded with XXSPLTIB.
3358 (wM constraint): New constraint for a vector constant of a 1's.
3359 (wS constraint): New constraint for a vector constant that can be
3360 loaded with XXSPLTIB and a vector sign extend instruction.
3361 * config/rs6000/predicates.md (xxspltib_constant_split): New
3362 predicates for wE/wS constraints.
3363 (xxspltib_constant_nosplit): Likewise.
3364 (easy_vector_constant): Add support for constants that can be
3365 loaded via XXSPLTIB.
3366 (splat_input_operand): Add support for ISA 3.0 word splat operations.
3367 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
3368 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
3369 instruction and possibly with a sign extension.
3370 (output_vec_const_move): Add support for XXSPLTIB. If we are
3371 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
3372 instead of XXLXOR/XXLORC.
3373 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
3375 (rs6000_legitimize_reload_address): Likewise.
3376 (rs6000_output_move_128bit): Use output_vec_const_move to emit
3378 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
3379 combine VSX_M and VSX_M2 into one iterator.
3381 (VSINT_84): New iterators for loading constants with XXSPLTIB.
3382 (VSINT_842): Likewise.
3383 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
3384 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
3385 XXSPLTIB instruction.
3386 (xxspltib_<mode>_nosplit): Likewise.
3387 (xxspltib_<mode>_split): New insn to load up constants with
3388 XXSPLTIB and a sign extend instruction.
3389 (vsx_mov<mode>): Replace single move that handled all vector types
3390 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
3391 moves (when -mvsx-timode is in effect) into the main vector
3392 moves. Eliminate separate moves for <VSr> <VSa>, where the
3393 preferred register class (<VSr>) is listed first, and the
3394 secondary register class (<VSa>) is listed second with a '?' to
3395 discourage use. Prefer loading 0/-1 in any VSX register for ISA
3396 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
3397 that if the register was involved in a slow operation, the
3398 clear/set operation does not wait for the slow operation to
3399 finish. Adjust the length attributes for 32-bit mode. Use
3400 rs6000_output_move_128bit and drop the use of the string
3401 instructions for 32-bit movti when -mvsx-timode is in effect. Use
3402 spacing so that the alternatives and attributes don't generate
3403 long lines, and put things in columns, so that it is easier to
3404 match up the operands and attributes with the insn alternatives.
3405 (vsx_mov<mode>_64bit): Likewise.
3406 (vsx_mov<mode>_32bit): Likewise.
3407 (vsx_movti_64bit): Fold movti into normal vector moves.
3408 (vsx_movti_32bit): Likewise.
3409 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
3411 (vsx_splat_v4si_internal): Likewise.
3412 (vsx_splat_v4sf_internal): Likewise.
3413 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
3414 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
3415 extend vector elements.
3416 (vsx_sign_extend_hi_<mode>): Likewise.
3417 (vsx_sign_extend_si_v2di): Likewise.
3418 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
3420 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
3421 constraints. Add trailing period to wL documentation.
3423 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3425 Backport from mainline
3426 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3428 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3429 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3431 2016-06-08 Eric Botcazou <ebotcazou@adacore.com>
3433 Backport from mainline
3434 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3436 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3437 Include the M7 SPARC DFA scheduler.
3438 New attribute v3pipe.
3439 Annotate insns with v3pipe where appropriate.
3440 Define cpu_feature vis4.
3441 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3442 Add (V8QI "8") to vbits.
3443 Add insns {add,sub}v8qi3
3444 Add insns ss{add,sub}v8qi3
3445 Add insns us{add,sub}{v8qi,v4hi}3
3446 Add insns {min,max}{v8qi,v4hi,v2si}3
3447 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3448 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3449 * config/sparc/niagara4.md: Add a comment explaining the
3450 discrepancy between the documented latenty numbers and the
3452 * config/sparc/niagara7.md: New file.
3453 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3454 supports SPARC5 and VIS 4.0 instructions.
3455 * configure: Regenerate.
3456 * config.in: Likewise.
3457 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3458 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3459 TARGET_CPU_niagara7.
3460 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3461 (CPP_CPU_SPEC): Handle niagara7.
3462 (ASM_CPU_SPEC): Likewise.
3463 * config/sparc/sparc-opts.h (processor_type): Add
3465 (mvis4): New option.
3466 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3467 (AS_NIAGARA7_FLAG): Define.
3468 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3469 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3470 (CPP_CPU_SPEC): Handle niagara7.
3471 (ASM_CPU_SPEC): Likewise.
3472 * config/sparc/sparc.c (niagara7_costs): Define.
3473 (sparc_option_override): Handle niagara7 and adjust cache-related
3474 parameters with better values for niagara cpus. Also support VIS4.
3475 (sparc32_initialize_trampoline): Likewise.
3476 (sparc_use_sched_lookahead): Likewise.
3477 (sparc_issue_rate): Likewise.
3478 (sparc_register_move_cost): Likewise.
3479 (dump_target_flag_bits): Support VIS4.
3480 (sparc_vis_init_builtins): Likewise.
3481 (sparc_builtins): Likewise.
3482 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3484 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3486 * config/sparc/sparc.opt (sparc_processor_type): New value
3488 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3490 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3492 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3495 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3497 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3499 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3501 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3502 cpu_32, cpu_64, tune_32 and tune_64.
3503 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3505 2016-06-08 Ilya Verbin <ilya.verbin@intel.com>
3507 Backport from mainline
3508 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3510 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3511 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3512 * config/i386/i386.c (enum ix86_builtins): Add
3513 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3514 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3515 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3516 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3517 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3518 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3519 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3520 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3521 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3522 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3523 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3524 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3525 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3526 __builtin_ia32_cvtps2dq512_mask.
3527 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3528 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3529 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3530 * config/i386/sse.md
3531 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3533 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3534 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3536 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3537 (avx512f_vec_pack_sfix_v8df): New define_expand.
3538 (avx512f_roundpd512): Rename to ...
3539 (avx512f_round<castmode>512): ... this. Change iterator.
3540 (avx512f_roundps512_sfix): New define_expand.
3541 (round<mode>2_sfix): Change iterator.
3543 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3545 Backport from mainline
3546 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3548 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3551 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3555 Copy op1 RTX to avoid invalid sharing.
3556 (ix86_expand_vector_move_misalign): Ditto.
3558 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3560 PR tree-optimization/71259
3561 * tree-vect-slp.c (vect_get_constant_vectors): For
3562 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3563 one for constant op, and use COND_EXPR for non-constant.
3565 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3568 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3571 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3573 2016-06-05 Uros Bizjak <ubizjak@gmail.com>
3575 Backport from mainline
3576 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3577 Jocelyn Mayer <l_indien@magic.fr>
3580 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3581 detect processor family for signature_CENTAUR_ebx.
3582 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3583 signature_CENTAUR_ebx.
3584 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3585 <default>: Pass x86-64 for has_longmode.
3587 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3590 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3591 to noreturn e->callee->decl that has void return type and void
3592 arguments, adjust gimple_call_fntype and remove lhs even if it had
3593 previously addressable type.
3595 2016-06-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3597 Back port from trunk
3598 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3600 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3601 for ISA 3.0 min/max support.
3602 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3603 conditional move support.
3604 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3605 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3607 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3608 conditional moves where the comparison type is different from move
3610 (fp_minmax): New code iterator for smin/smax.
3611 (minmax): New code attributes for min/max.
3612 (SMINMAX): Likewise.
3613 (smax<mode>3): Combine min, max insns into one insn using the
3614 fp_minmax code iterator. Add support for ISA 3.0 min/max
3615 instructions that don't need -ffast-math.
3616 (s<minmax><mode>3): Likewise.
3617 (smax<mode>3_vsx): Likewise.
3618 (smin<mode>3): Likewise.
3619 (s<minmax><mode>3_vsx): Likewise.
3620 (smin<mode>3_vsx): Likewise.
3621 (pre-VSX min/max splitters): Likewise.
3622 (s<minmax><mode>3_fpr): Likewise.
3623 (movsfcc): Rewrite floating point conditional moves to combine
3624 SFmode/DFmode into a single insn.
3625 (mov<mode>cc): Likewise.
3626 (movdfcc): Likewise.
3627 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3628 SFDF2 iterators to handle all combinations.
3629 (fseldfsf4): Likewise.
3630 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3631 (fseldfdf4): Likewise.
3632 (fselsfdf4): Likewise.
3633 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3634 comparison instructions that set a 0/-1 mask, and use it for
3635 floating point conditional move via XXSEL.
3636 (fpmask<mode>): Likewise.
3637 (xxsel<mode>): Likewise.
3638 * config/rs6000/predicates.md (min_max_operator): Delete, no
3640 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3641 instructions that generate a 0/-1 mask for use with XXSEL.
3642 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3643 say whether floating point min/max is available, either through
3644 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3645 (TARGET_MINMAX_DF): Likewise.
3647 Back port from trunk
3648 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3650 * config/rs6000/predicate.md (all_ones_constant): New predicate
3651 for vector constant with all 1's set.
3653 2016-06-02 Kelvin Nilsen <kelvin@gcc.gnu.org>
3655 Back port from trunk
3656 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
3658 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
3659 (UNSPEC_DARN_32): New unspec constant.
3660 (UNSPEC_DARN_RAW): New unspec constant.
3661 (darn_32): New instruction.
3662 (darn_raw): New instruction.
3663 (darn): New instruction.
3664 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
3665 support and documentation for this macro.
3666 (BU_P9_MISC_1): New macro definition.
3667 (BU_P9_64BIT_MISC_0): New macro definition.
3668 (BU_P9_MISC_0): New macro definition.
3669 (darn_32): New builtin definition.
3670 (darn_raw): New builtin definition.
3671 (darn): New builtin definition.
3672 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
3673 RS6000_BUILTIN_0 directives to surround each occurrence of
3674 #include "rs6000-builtin.def".
3675 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
3676 RS6000_BTM_64BIT flags to the returned mask, depending on
3678 (def_builtin): Correct an error in the assignments made to the
3679 debugging variable attr_string.
3680 (rs6000_expand_builtin): Add support for no-operand built-in
3682 (builtin_function_type): Remove fatal_error assertion that is no
3684 (rs6000_common_init_builtins): Add support for no-operand built-in
3686 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
3688 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
3690 (RS6000_BTM_64BIT): New macro definition.
3691 * doc/extend.texi: Document __builtin_darn (void),
3692 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
3695 2016-06-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3697 Back port from trunk
3698 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3701 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3702 ISA 3.0 xxperm fusion alternative.
3703 (altivec_vperm_v8hiv16qi): Likewise.
3704 (altivec_vperm_<mode>_uns_internal): Likewise.
3705 (vperm_v8hiv4si): Likewise.
3706 (vperm_v16qiv8hi): Likewise.
3708 Back port from trunk
3709 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3710 Kelvin Nilsen <kelvin@gcc.gnu.org>
3712 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3713 vpermr/xxpermr on ISA 3.0.
3714 (altivec_expand_vec_perm_le): Likewise.
3715 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3716 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3719 Back port from trunk
3720 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3722 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3723 parity built-in functions.
3724 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3726 (p9v_parity<mode>2): Likewise.
3727 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3729 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3730 (parity<mode>2): ISA 3.0 expander for vector parity.
3731 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3733 (BU_P9_64BIT_MISC_0): Likewise.
3734 (BU_P9_MISC_0): Likewise.
3735 (BU_P9V_AV_1): Likewise.
3736 (BU_P9V_AV_2): Likewise.
3737 (BU_P9V_AV_3): Likewise.
3738 (BU_P9V_AV_P): Likewise.
3739 (BU_P9V_VSX_1): Likewise.
3740 (BU_P9V_OVERLOAD_1): Likewise.
3741 (BU_P9V_OVERLOAD_2): Likewise.
3742 (BU_P9V_OVERLOAD_3): Likewise.
3743 (VCTZB): Add vector count trailing zeros support.
3747 (VPRTYBD): Add vector parity support.
3748 (VPRTYBQ): Likewise.
3749 (VPRTYBW): Likewise.
3750 (VCTZ): Add overloaded vector count trailing zeros support.
3751 (VPRTYB): Add overloaded vector parity support.
3752 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3753 overloaded vector count trailing zeros and parity instructions.
3754 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3755 vector parity support.
3756 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3757 trailing zeros support.
3758 (vec_cntlz): Likewise.
3759 (vec_vctzb): Likewise.
3760 (vec_vctzd): Likewise.
3761 (vec_vctzh): Likewise.
3762 (vec_vctzw): Likewise.
3763 (vec_vprtyb): Add ISA 3.0 vector parity support.
3764 (vec_vprtybd): Likewise.
3765 (vec_vprtybw): Likewise.
3766 (vec_vprtybq): Likewise.
3767 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3768 the ISA 3.0 vector count trailing zeros and vector parity built-in
3771 Back port from trunk
3772 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3774 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3775 VNEGW/VNEGD instructions.
3776 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3777 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3778 support for ISA 3.0 VNEGW/VNEGD instructions.
3780 Back port from trunk
3781 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3783 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3784 the code into quad_address_p and call it to share code with
3785 vsx_quad_dform_memory_operand.
3786 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3788 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3789 bit instead of being a separate word. Split -mpower9-dform into
3790 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3791 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3792 for the register class supporting 128-bit quad word memory offsets.
3793 (mode_supports_vsx_dform_quad): Helper function to return if the
3794 register class uses quad word memory offsets.
3795 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3796 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3797 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3798 instructions are enabled, set up the appropriate addr_masks for
3800 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3801 -mpower9-dform-scalar, instead of -mpower9-dform.
3802 (rs6000_option_override_internal): Split -mpower9-dform into two
3803 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3804 -mpower9-dform switch sets or clears both. If we are not using
3805 the LRA register allocator, do not enable -mpower9-dform-vector by
3806 default. If we are using LRA, enable -mpower9-dform-vector and
3807 -mvsx-timode if it is appropriate. Issue a warning if either
3808 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3810 (quad_address_offset_p): New helper function to return if the
3811 offset is legal for quad word memory instructions.
3812 (quad_address_p): New function to determin if GPR or vector
3813 register quad word memory addresses are legal.
3814 (mem_operand_gpr): Validate quad word address offsets.
3815 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3816 d-form (register + offset) instructions.
3817 (offsettable_ok_by_alignment): Likewise.
3818 (rs6000_legitimate_offset_address_p): Likewise.
3819 (legitimate_lo_sum_address_p): Likewise.
3820 (rs6000_legitimize_address): Likewise.
3821 (rs6000_legitimize_reload_address): Add more debug statements for
3823 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3824 d-form instructions.
3825 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3826 d-form instructions. Distinguish different cases in debug
3827 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3828 d-form instructions.
3829 (rs6000_preferred_reload_class): Likewise.
3830 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3831 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3832 of the ISA 2.06 indexed memory instructions.
3833 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3834 use them to save/restore the saved vector registers instead of
3835 using Altivec instructions.
3836 (rs6000_emit_epilogue): Likewise.
3837 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3838 (rs6000_opt_masks): Split -mpower9-dform into
3839 -mpower9-dform-scalar and -mpower9-dform-vector.
3840 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3842 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3843 ISA 3.0 vector indexed memory instructions, and fold the code into
3844 the normal mov<mode> patterns.
3845 (p9_vecstore_<mode>): Likewise.
3846 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3848 (vsx_movti_64bit): Likewise.
3849 (vsx_movti_32bit): Likewise.
3850 * config/rs6000/constraints.md (wO constraint): New constraint for
3851 ISA 3.0 vector d-form support.
3852 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3853 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3854 include -mpower9-dform-vector until we switch over to LRA.
3855 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3856 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3857 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3858 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3859 for -mpower9-dform and -mlra.
3860 * doc/md.texi (wO constraint): Document wO constraint.
3862 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3864 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3865 the factor for live Phi nodes.
3867 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3870 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3871 around creation of the temporary.
3873 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3875 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3876 into account live statements for mask producers.
3878 2016-05-31 Richard Biener <rguenther@suse.de>
3880 Backport from mainline
3881 2016-05-11 Richard Biener <rguenther@suse.de>
3884 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3885 (dwarf2out_finish): Move retry_incomplete_types call ...
3886 (dwarf2out_early_finish): ... here.
3888 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3891 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
3892 NULL_TREE early if NEON is not available. Remove now redundant check
3893 in ARM_CHECK_BUILTIN_MODE.
3895 2016-05-31 Tom de Vries <tom@codesourcery.com>
3898 2016-05-31 Tom de Vries <tom@codesourcery.com>
3900 PR tree-optimization/69068
3901 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3902 phis with more than two args.
3904 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3906 Backport from mainline
3907 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3909 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3910 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3913 2016-05-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3915 Backport from mainline
3916 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3918 * config/rs6000/altivec.h: Change definitions of vec_xl and
3920 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
3921 (LD_ELEMREV_V2DI): New.
3922 (LD_ELEMREV_V4SF): New.
3923 (LD_ELEMREV_V4SI): New.
3924 (LD_ELEMREV_V8HI): New.
3925 (LD_ELEMREV_V16QI): New.
3926 (ST_ELEMREV_V2DF): New.
3927 (ST_ELEMREV_V2DI): New.
3928 (ST_ELEMREV_V4SF): New.
3929 (ST_ELEMREV_V4SI): New.
3930 (ST_ELEMREV_V8HI): New.
3931 (ST_ELEMREV_V16QI): New.
3934 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3935 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
3936 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
3937 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
3938 (altivec_expand_builtin): Add handling for
3939 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
3940 (rs6000_invalid_builtin): Add error-checking for
3941 RS6000_BTM_P9_VECTOR.
3942 (altivec_init_builtins): Define builtins used to implement vec_xl
3944 (rs6000_builtin_mask_names): Define power9-vector.
3945 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
3946 (RS6000_BTM_P9_VECTOR): Define.
3947 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
3948 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
3949 (vsx_ld_elemrev_v2df): Likewise.
3950 (vsx_ld_elemrev_v4sf): Likewise.
3951 (vsx_ld_elemrev_v4si): Likewise.
3952 (vsx_ld_elemrev_v8hi): Likewise.
3953 (vsx_ld_elemrev_v16qi): Likewise.
3954 (vsx_st_elemrev_v2df): Likewise.
3955 (vsx_st_elemrev_v2di): Likewise.
3956 (vsx_st_elemrev_v4sf): Likewise.
3957 (vsx_st_elemrev_v4si): Likewise.
3958 (vsx_st_elemrev_v8hi): Likewise.
3959 (vsx_st_elemrev_v16qi): Likewise.
3960 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
3963 2016-05-30 Richard Biener <rguenther@suse.de>
3965 Backport from mainline
3966 2016-05-11 Richard Biener <rguenther@suse.de>
3969 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3970 if the langhook insists on it.
3971 * fold-const.c (make_bit_field_ref): Add arg for the original
3972 reference and preserve its alias-set.
3973 (decode_field_reference): Take exp by reference and adjust it
3974 to the original memory reference.
3975 (optimize_bit_field_compare): Adjust callers.
3976 (fold_truth_andor_1): Likewise.
3978 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3981 * fold-const.c (fold_checksum_tree): Allow modification
3982 of TYPE_ALIAS_SET during folding.
3984 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3986 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3987 (visium_expand_copysign): Use gen_int_mode directly.
3988 (visium_compute_frame_size): Minor tweaks.
3990 2016-05-30 Tom de Vries <tom@codesourcery.com>
3993 2016-05-30 Tom de Vries <tom@codesourcery.com>
3995 PR tree-optimization/69067
3996 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3998 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4000 * config/visium/visium-protos.h (split_double_move): Rename into...
4001 (visium_split_double_move): ...this.
4002 (visium_split_double_add): Declare.
4003 * config/visium/visium.c (split_double_move): Rename into...
4004 (visium_split_double_move): ...this.
4005 (visium_split_double_add): New function.
4006 (visium_expand_copysign): Renumber operands for consistency.
4007 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4008 (DFmode move splitter): Likewise.
4009 (*addi3_insn): Split by means of visium_split_double_add.
4010 (*adddi3_insn_flags): Delete.
4011 (*plus_plus_sltu<subst_arith>): New insn.
4012 (*subdi3_insn): Split by means of visium_split_double_add.
4013 (subdi3_insn_flags): Delete.
4014 (*minus_minus_sltu<subst_arith>): New insn.
4015 (*negdi2_insn): Split by means of visium_split_double_add.
4016 (*negdi2_insn_flags): Delete.
4018 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4020 Backport from mainline r236810.
4021 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4024 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4027 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4029 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4030 redundant test and bail out if the type of the new operand is not
4031 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4033 2016-05-24 Martin Sebor <msebor@redhat.com>
4036 * tree.h (complete_or_array_type_p): New inline function.
4038 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4040 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4041 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4042 rather than X86_TUNE_AVOID_4BYTE_PREFIXES. Use SSE_REGS instead
4043 of ALL_SSE_REGS. Return SSE_REGS also when TARGET_AVX.
4045 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4048 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4049 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4050 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4051 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4052 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4054 2016-05-23 Martin Jambor <mjambor@suse.cz>
4056 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4057 default block if a PHI node in the original one would be resized.
4059 2016-05-23 Martin Jambor <mjambor@suse.cz>
4061 PR tree-optimization/70884
4062 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4063 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4064 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4065 of constant pool data as a reason for scalarization.
4067 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4069 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4070 for naked functions.
4071 (thumb1_expand_prologue): Likewise.
4073 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4076 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4077 calls if the LHS is variable length or has addressable type.
4078 If targets[0]->decl is a noreturn call with void return type and
4079 zero arguments, adjust fntype and remove lhs in that case.
4081 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4083 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4084 force pending loads from memory.
4086 2016-05-19 Marek Polacek <polacek@redhat.com>
4088 Backport from mainline
4089 2016-05-19 Marek Polacek <polacek@redhat.com>
4091 PR tree-optimization/71031
4092 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4093 condition and adjust the code a bit.
4095 2016-05-19 Martin Jambor <mjambor@suse.cz>
4098 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4099 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4101 2016-05-19 Martin Jambor <mjambor@suse.cz>
4104 * ipa-inline.h (condition): New field size.
4105 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4106 for comaprison and store it into the new condition.
4107 (evaluate_conditions_for_known_args): Use condition size to check
4108 access sizes for all but CHANGED conditions.
4109 (unmodified_parm_1): New parameter size_p, store access size into it.
4110 (unmodified_parm): Likewise.
4111 (unmodified_parm_or_parm_agg_item): Likewise.
4112 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4113 (set_cond_stmt_execution_predicate): Extract access sizes and store
4115 (set_switch_stmt_execution_predicate): Likewise.
4116 (will_be_nonconstant_expr_predicate): Likewise.
4117 (will_be_nonconstant_predicate): Likewise.
4118 (inline_read_section): Stream condition size.
4119 (inline_write_summary): Likewise.
4120 * lto-streamer.h (LTO_minor_version): Bump.
4122 2016-05-18 Martin Liska <mliska@suse.cz>
4124 Backport from mainline
4125 2016-05-18 Martin Liska <mliska@suse.cz>
4128 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4131 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4134 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4135 lhs if it has TREE_ADDRESSABLE type.
4137 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4140 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4141 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4143 2016-05-17 Thomas Schwinge <thomas@codesourcery.com>
4145 Backport trunk r235748:
4147 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4148 (nvptx_function_value): Assert non-NULL cfun.
4150 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4152 Backport from mainline
4153 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4156 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4158 2016-05-16 Martin Jambor <mjambor@suse.cz>
4160 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4161 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4163 2016-05-16 Martin Jambor <mjambor@suse.cz>
4166 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4167 the outlined kernel function.
4169 2016-05-16 James Norris <jnorris@codesourcery.com>
4171 Backport from mainline r236098.
4172 2016-05-10 James Norris <jnorris@codesourcery.com>
4175 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
4176 if offloading is enabled and -fopenacc or -fopenmp is specified.
4177 (CRTOFFLOADEND): Likewise.
4178 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
4179 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
4181 2016-05-16 Alan Modra <amodra@gmail.com>
4184 2016-05-10 Alan Modra <amodra@gmail.com>
4186 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
4187 regrename modifying insns saving lr before __morestack call.
4188 * config/rs6000/rs6000.md (split_stack_return): Similarly for
4189 insns restoring lr after __morestack call.
4191 2016-05-13 Richard Biener <rguenther@suse.de>
4193 Backport from mainline
4194 2016-04-27 Richard Biener <rguenther@suse.de>
4197 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4198 aggregate_value_p to determine if a function result is
4199 returned by reference.
4201 2016-05-06 Richard Biener <rguenther@suse.de>
4204 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4206 2016-05-06 Richard Biener <rguenther@suse.de>
4209 * fold-const.c (split_tree): Always convert to the original type
4212 2016-05-12 Martin Liska <mliska@suse.cz>
4214 Backport from mainline
4215 2016-05-10 Martin Liska <mliska@suse.cz>
4217 * tree-inline.c (remap_dependence_clique): Do not remap
4218 debugging statements.
4220 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4222 Backport from mainline r236171.
4223 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
4225 PR tree-optimization/71006
4226 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
4227 consider COND_EXPR as a mask producer.
4229 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4231 Backport from mainline
4232 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4235 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
4236 when popping the PC and within an interrupt handler routine.
4237 Add missing tab to output of "ldmfd".
4238 (output_return_instruction): Output LDMFD with SP update rather
4239 than POP when returning from interrupt handler.
4241 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4243 Backport from mainline r236088.
4244 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4247 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
4248 calls with type casted fndecl.
4250 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
4252 Backport from mainline r236086.
4253 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
4255 PR tree-optimization/70876
4256 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
4257 * gcc/calls.c (initialize_argument_information): Bind bounds
4258 with corresponding args passed by reference.
4260 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4262 Backport from mainline
4263 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4266 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
4267 code for a zero scale factor.
4268 (vsx_xvcvdpuxds_scale): Likewise.
4270 2016-05-10 Jakub Jelinek <jakub@redhat.com>
4272 Backported from mainline
4273 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4275 PR tree-optimization/70916
4276 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4277 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4279 2016-05-10 Yuri Rumyantsev <ysrumyan@gmail.com>
4281 Backport from mainline r235962.
4282 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4285 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4286 loop latch destination.
4288 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4290 Backport from mainline
4291 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4293 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
4294 ("*fixuns_truncdfdi2_z13")
4295 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
4296 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
4297 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
4299 2016-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
4301 Backport from mainline
4302 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
4304 * config/rtems.h (LIB_SPEC): Add -latomic.
4306 2016-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
4308 Backport from mainline
4309 2016-04-27 Joel Sherrill <joel@rtems.org>
4311 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
4312 xilink.ld and flags not relevant to RTEMS.
4314 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
4316 * config/i386/i386.md (absneg splitters with general regs): Use
4317 general_reg_operand predicate.
4318 (btsq peephole2): Use x86_64_immediate_operand to check if new
4319 value is suitable for immediate operand. Generate emitted insn
4320 using RTL expressions.
4321 (btcq peephole2): Ditto.
4322 (btrq peephole2): Ditto. Generate correct immediate operand
4325 2016-05-07 Tom de Vries <tom@codesourcery.com>
4328 2016-05-07 Tom de Vries <tom@codesourcery.com>
4330 PR tree-optimization/70956
4331 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4334 2016-05-06 Marek Polacek <polacek@redhat.com>
4336 Backported from mainline
4337 2016-05-06 Marek Polacek <polacek@redhat.com>
4340 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4342 2016-05-06 Marek Polacek <polacek@redhat.com>
4344 Backported from mainline
4345 2016-04-29 Marek Polacek <polacek@redhat.com>
4346 Jakub Jelinek <jakub@redhat.com>
4349 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4350 TARGET_EXPR_SLOT as a base.
4352 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4354 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4356 (compute_samebase_partition_bases): Fix typo.
4358 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4360 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4361 occurence with frame_offset_ ones.
4363 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4366 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4367 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4368 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4369 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4370 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4372 2016-04-28 Eric Botcazou <ebotcazou@adacore.com>
4374 Backport from mainline
4375 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4378 * stor-layout.h (internal_reference_types): Delete.
4379 * stor-layout.c (reference_types_internal): Likewise.
4380 (internal_reference_types): Likewise.
4381 (layout_type) <REFERENCE_TYPE>: Adjust.
4383 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4385 Backport from mainline
4386 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4388 * config/rs6000/rs6000-builtin.def: Correct pasto error for
4389 stxvd2x and stxvw4x built-in functions.
4391 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4393 Backported from mainline
4394 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
4397 * config/i386/predicates.md (call_insn_operand): Replace
4398 sibcall_memory_operand with memory_operand.
4400 2016-04-27 Richard Biener <rguenther@suse.de>
4403 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4404 function cummulating used_from_other_partition, externally_visible
4405 and force_output from aliases.
4406 (refered_from_nonlocal_var): Likewise.
4407 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4408 node flags properly.
4410 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4412 Backported from mainline
4413 2016-04-23 Jakub Jelinek <jakub@redhat.com>
4416 * cfgexpand.c (expand_stack_vars): Fix typo.
4418 2016-04-19 Jakub Jelinek <jakub@redhat.com>
4421 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
4422 implicitly linear or lastprivate iterator on the outer context.
4424 2016-04-27 Kirill Yukhin <kirill.yukhin@intel.com>
4427 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
4428 Extract AVX-512BW constraint from AVX.
4430 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4432 * BASE-VER: Set to 6.1.1.
4434 2016-04-27 Release Manager
4436 * GCC 6.1.0 released.
4438 2016-04-25 Richard Biener <rguenther@suse.de>
4440 PR tree-optimization/70780
4441 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
4443 (compute_antic): Mark blocks with abnormal preds as visited as
4444 they have a final empty antic-in solution already.
4446 2016-04-22 H.J. Lu <hongjiu.lu@intel.com>
4448 Backport from mainline
4449 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
4451 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
4453 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4455 * system.h (list, map, set, vector): Include conditionally.
4456 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
4457 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
4458 * ipa-icf.c (INCLUDE_LIST): Define.
4459 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
4460 * config/sh/sh.c (INCLUDE_VECTOR): Define.
4461 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
4462 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
4463 * cp/logic.cc (INCLUDE_LIST): Define.
4464 * fortran/trans-common.c (INCLUDE_MAP): Define.
4466 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
4468 * auto-profile.c: Remove <string.h> include.
4469 * ipa-icf-gimple.c: Remove <list> include.
4470 * diagnostic.c: Remove <new> include.
4471 * genmatch.c: Likewise.
4472 * pretty-print.c: Likewise.
4473 * toplev.c: Likewise
4474 * c/c-objc-common.c: Likewise.
4475 * cp/error.c: Likewise.
4476 * fortran/error.c: Likewise.
4478 2016-04-21 Richard Biener <rguenther@suse.de>
4481 * fold-const.c (fold_comparison): Return properly typed
4484 2016-04-20 Andrew Pinski <apinski@cavium.com>
4485 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4488 * config/aarch64/aarch64.md (sibcall): Force call
4489 address to be DImode for ILP32.
4490 (sibcall_value): Likewise.
4492 2016-04-20 Marek Polacek <polacek@redhat.com>
4494 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
4497 2016-04-20 Marek Polacek <polacek@redhat.com>
4499 PR tree-optimization/70725
4500 * tree-if-conv.c (is_false_predicate): New function.
4501 (predicate_mem_writes): Use it.
4503 2016-04-20 Richard Biener <rguenther@suse.de>
4505 PR tree-optimization/70726
4506 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
4507 shift amounts from a pattern stmt operand.
4509 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4512 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
4513 stack_restore_from_fpr pattern when restoring r15.
4514 (s390_optimize_prologue): Strip away the memory barrier in the
4515 parallel when trying to get rid of restore insns.
4516 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
4517 definition for loading the stack pointer from an FPR. Compared to
4518 the normal move insn this pattern includes a full memory barrier.
4520 2016-04-19 Richard Biener <rguenther@suse.de>
4522 PR tree-optimization/70724
4523 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
4524 restoring out from ...
4525 (free_scc_vn): ... here.
4526 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
4527 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
4529 (pass_fre::execute): Restore SSA info.
4531 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4533 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
4535 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc
4537 Mention Solaris 11 packaging changes.
4538 Update gas and gld requirements.
4539 Remove reference to pre-Solaris 10 bug.
4540 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
4542 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
4545 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
4548 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
4549 armv8.1-a and armv8.1-a+crc.
4551 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
4553 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
4554 unless compiling with at least GCC-4.8.
4556 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4559 * config/i386/sse.md (define_insn "<avx512>_vec_dup<mode><mask_name>"):
4560 Fix mode size check.
4562 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4564 * BASE-VER: Set to 6.0.1.
4565 * DEV-PHASE: Set to prerelease.
4567 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
4569 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
4571 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4573 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
4574 architecture revisions.
4576 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
4578 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
4579 * config/i386/i386.c (ix86_using_red_zone): No longer static.
4580 * config/i386/i386.md (stack decrement to push peepholes): Guard
4581 with !x86_using_red_zone ().
4583 2016-04-15 Jakub Jelinek <jakub@redhat.com>
4586 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
4587 to dump_generic_node.
4588 (NIY): Pass also flags to do_niy.
4590 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
4592 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
4593 (simd_clone_vector_of_formal_parm_types)
4594 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
4595 (simd_clone_mangle, simd_clone_create)
4596 (simd_clone_adjust_return_type, create_tmp_simd_array)
4597 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
4598 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
4599 (ipa_simd_modify_function_body, simd_clone_linear_addend)
4600 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
4601 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
4602 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move
4604 * omp-simd-clone.c: ... this new file.
4605 (simd_clone_vector_of_formal_parm_types): Make it static.
4606 * Makefile.in (OBJS): Add omp-simd-clone.o.
4608 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
4611 * config/i386/sse.md: Use proper memory operand
4615 2016-04-15 Richard Biener <rguenther@suse.de>
4616 Alan Modra <amodra@gmail.com>
4618 PR tree-optimization/70130
4619 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
4620 when alignment stays not the same and no not use the realign
4623 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4626 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4627 direct move handlers for KFmode. Change TFmode handlers test from
4628 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
4630 2016-04-14 Jakub Jelinek <jakub@redhat.com>
4633 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
4634 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
4635 (inlined_polymorphic_ctor_dtor_block_p): Use it.
4636 * tree-ssa-live.c (remove_unused_scope_block_p): When
4637 in_ctor_dtor_block, avoid discarding not just BLOCKs with
4638 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
4639 block_ultimate_origin is FUNCTION_DECL.
4640 (remove_unused_locals): If current_function_decl is
4641 polymorphic_ctor_dtor_p, pass initial true to
4642 remove_unused_scope_block_p' is_ctor_dtor_block.
4644 2016-04-14 Martin Sebor <msebor@redhat.com>
4649 * doc/extend.texi (Variable Length): Revert.
4651 2016-04-14 Marek Polacek <polacek@redhat.com>
4652 Jan Hubicka <hubicka@ucw.cz>
4655 * tree.c (verify_type): Disable the canonical type of main variant
4658 2016-04-14 Jason Merrill <jason@redhat.com>
4660 * cfgexpand.c, expr.c: Revert previous change.
4662 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
4665 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
4666 when building a mem ref for the incoming reduction variable.
4668 2016-04-14 Richard Biener <rguenther@suse.de>
4670 PR tree-optimization/70614
4671 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
4672 loop if the evolution dropped to chrec_dont_know.
4673 (interpret_condition_phi): Likewise.
4675 2016-04-14 Richard Biener <rguenther@suse.de>
4677 PR tree-optimization/70623
4678 * tree-ssa-pre.c (changed_blocks): Make global ...
4679 (compute_antic): ... local here. Move and fix worklist
4680 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
4681 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
4682 worklist handling, dump when ANTIC_IN changed.
4683 (compute_partial_antic_aux): Remove worklist handling.
4684 (init_pre): Do not compute post dominators. Add a comment about
4685 the CFG order chosen.
4686 (fini_pre): Do not free post dominators.
4688 2016-04-13 Martin Sebor <msebor@redhat.com>
4693 * doc/extend.texi (Variable Length): Document C++ specifics.
4695 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4698 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
4699 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
4700 eh edges have been purged.
4703 * tree-sra.c (create_access_replacement,
4704 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
4706 * tree-pretty-print.c (dump_fancy_name): New function.
4707 (dump_decl_name, dump_generic_node): Use it.
4709 2016-04-13 Jason Merrill <jason@redhat.com>
4711 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
4712 * expr.c (expand_expr_real_1): Likewise.
4714 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
4716 * config/i386/i386.md (kunpckhi): Swap operands.
4717 (kunpcksi): Likewise.
4718 (kunpckdi): Likewise.
4719 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
4720 (vec_pack_trunc_<mode>): Likewise.
4722 2016-04-13 Jakub Jelinek <jakub@redhat.com>
4725 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
4728 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
4729 gimplification turns some element into non-constant.
4732 * rtl.h (convert_memory_address_addr_space_1): New prototype.
4733 * explow.c (convert_memory_address_addr_space_1): No longer static,
4734 add NO_EMIT argument and don't call convert_modes if true, pass
4735 it down recursively, remove break after return.
4736 (convert_memory_address_addr_space): Adjust caller.
4737 * simplify-rtx.c (simplify_unary_operation_1): Call
4738 convert_memory_address_addr_space_1 instead of convert_memory_address,
4739 if it returns NULL, don't simplify.
4741 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
4744 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
4746 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4748 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4749 Bump the upper SIMDLEN limits, so that if the return type or
4750 characteristic type if the return type is void can be passed in
4751 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
4754 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4757 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
4758 Do not use "=" constraint on an input constraint.
4759 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
4760 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
4761 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
4762 generates (neg (abs ...)) instead of (abs ...).
4764 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4766 PR rtl-optimization/70596
4767 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
4768 just invalidate LRA data and reset them. Adjust dump wording.
4770 2016-04-12 Martin Liska <mliska@suse.cz>
4773 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
4775 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
4777 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
4778 max_loop_iterations_int.
4779 (tree_unswitch_outer_loop): Likewise.
4780 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4781 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
4783 2016-04-12 Tom de Vries <tom@codesourcery.com>
4785 PR tree-optimization/68756
4786 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
4787 instead of new_name.
4789 2016-04-12 Jakub Jelinek <jakub@redhat.com>
4791 PR tree-optimization/70602
4792 * tree-sra.c (generate_subtree_copies): Don't write anything into
4793 constant pool decls.
4795 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
4796 regardless whether there are depend clauses or not.
4798 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4801 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
4802 target attribute and pragma from changing the -mfloat128
4803 and -mfloat128-hardware options.
4805 * doc/extend.texi (Additional Floating Types): Document PowerPC
4806 __float128 restrictions.
4808 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4811 * config/aarch64/driver-aarch64.c
4812 (aarch64_get_extension_string_for_isa_flags): New.
4813 (arch_extension): Rename to...
4814 (aarch64_arch_extension): ...This.
4815 (ext_to_feat_string): Rename to...
4816 (aarch64_extensions): ...This.
4817 (aarch64_core_data): Keep track of architecture extension flags.
4818 (cpu_data): Rename to...
4819 (aarch64_cpu_data): ...This.
4820 (aarch64_arch_driver_info): Keep track of architecture extension
4822 (get_arch_name_from_id): Rename to...
4823 (get_arch_from_id): ...This, change return type.
4824 (host_detect_local_cpu): Update and reformat for renames, handle
4825 extensions through common infrastructure.
4827 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4830 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
4831 track of a canonical flag name.
4832 (all_extensions): Likewise.
4833 (arch_to_arch_name): Also track extension flags enabled by the arch.
4834 (all_architectures): Likewise.
4835 (aarch64_parse_extension): Move to here.
4836 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
4838 (aarch64_rewrite_selected_cpu): Update for above change.
4839 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
4840 are handled, such that the single explicit value enabled by an
4841 extension is kept seperate from the implicit values it also enables.
4842 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
4844 (aarch64_parse_extension): New.
4845 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
4846 here to config/aarch64/aarch64-protos.h.
4847 (aarch64_parse_extension): Move from here to
4848 common/config/aarch64/aarch64-common.c.
4849 (aarch64_option_print): Update.
4850 (aarch64_declare_function_name): Likewise.
4851 (aarch64_start_file): Likewise.
4852 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
4853 the canonical flag for extensions.
4854 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
4857 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
4859 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
4862 2016-04-09 Tom de Vries <tom@codesourcery.com>
4864 PR tree-optimization/68953
4865 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
4866 first to last subscript.
4868 2016-04-09 Jakub Jelinek <jakub@redhat.com>
4870 PR tree-optimization/70586
4871 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
4874 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
4878 PR tree-optimization/70373
4882 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
4883 clauses for acc parallel reductions as necessary. Error on those
4885 * omp-low.c (scan_sharing_clauses): Don't install variables which
4886 are used in acc parallel reductions.
4887 (lower_rec_input_clauses): Remove dead code.
4888 (lower_oacc_reductions): Add support for reference reductions.
4889 (lower_reduction_clauses): Remove dead code.
4890 (lower_omp_target): Don't remap variables appearing in acc parallel
4892 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
4894 2016-04-08 Jakub Jelinek <jakub@redhat.com>
4897 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
4898 with multiple SSA_NAME defs, force the outputs other than first
4899 to be live before calling live_track_process_def on each output.
4901 PR rtl-optimization/70574
4902 * fwprop.c (forward_propagate_and_simplify): Don't add
4903 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
4904 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
4905 paradoxical subregs within *loc.
4907 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
4909 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
4910 -ftree-parallelize-loops={0,1}.
4911 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
4912 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
4913 * config/ia64/hpux.h (LIB_SPEC): Likewise.
4914 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
4915 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
4917 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
4920 * asan.c (instrument_derefs): If we get unknown location, extract it
4922 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
4924 2016-04-08 Tom de Vries <tom@codesourcery.com>
4926 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
4927 implicit firstprivate clause.
4929 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4932 * config/arm/thumb2.md (tst + branch-> lsls + branch
4933 peephole below *orsi_not_shiftsi_si): Require that condition
4934 register is dead after the peephole.
4935 (second peephole after the above): Likewise.
4937 2016-04-08 Alan Modra <amodra@gmail.com>
4940 * builtins.c (fold_builtin_classify): For IBM extended precision,
4941 look at just the high-order double to test for NaN.
4942 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
4943 test just the high double for Inf but both doubles for subnormal
4946 2016-04-07 Jakub Jelinek <jakub@redhat.com>
4948 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
4949 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
4950 node->simdclone->mask_mode != VOIDmode masks.
4951 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
4952 earlier, use it instead of node->simdclone.
4953 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4954 Set clonei->mask_mode.
4956 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4959 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
4960 Pass it through to cp_parser_already_scoped_statement.
4961 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
4962 it through to cp_parser_statement.
4963 (cp_parser_statement): Pass IF_P through to
4964 cp_parser_iteration_statement.
4965 (cp_parser_pragma): Adjust call to
4966 cp_parser_iteration_statement.
4968 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
4971 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
4972 resolve a future -Wparentheses warning.
4973 * omp-low.c (scan_sharing_clauses): Likewise.
4974 * tree-parloops.c (eliminate_local_variables): Likewise.
4976 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
4978 PR rtl-optimization/70398
4979 * lra-constraints.c (process_address_1): Check zero scale and code
4980 for reloading with zero scale.
4982 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
4984 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
4985 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
4987 2016-04-06 Jakub Jelinek <jakub@redhat.com>
4989 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
4990 Add support for AVX512F clones, include them by default for
4991 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
4992 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
4996 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
4997 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
4998 firstprivate clauses.
4999 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
5000 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
5001 (lower_omp_target): Set TREE_NO_WARNING for
5002 non-addressable possibly uninitialized vars which are copied into
5003 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
5005 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
5007 * config/pa/predicates.md (integer_store_memory_operand): Accept
5008 REG+D operands with a large offset when reload_in_progress is true.
5009 (floating_point_store_memory_operand): Likewise.
5011 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5014 * match.pd (nested int casts): Limit to GIMPLE.
5016 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
5019 * ipa-devirt.c (maybe_record_node): Fix comment; use
5020 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
5022 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5024 PR rtl-optimization/70542
5025 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
5026 if there are any uses other than insn or debug insns.
5028 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
5029 Jakub Jelinek <jakub@redhat.com>
5031 PR tree-optimization/70509
5032 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
5033 Shift HOST_WIDE_INT_1U instead of 1.
5035 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
5037 PR tree-optimization/70509
5038 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
5039 of the vector base type for index.
5041 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
5044 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
5046 2016-04-05 Richard Biener <rguenther@suse.de>
5048 PR tree-optimization/70526
5049 * tree-sra.c (build_ref_for_offset): Use prev_base to
5050 extract the alias pointer type.
5052 2016-04-05 Richard Biener <rguenther@suse.de>
5054 * dse.c (struct store_info): Remove alias_set member.
5055 (struct read_info_type): Likewise.
5056 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
5057 spill_deleted, clear_alias_set_lookup): Remove.
5058 (get_group_info): Remove dead base == NULL_RTX case.
5059 (dse_step0): Remove initialization of removed variables.
5060 (delete_dead_store_insn): Reomve alias set dumping.
5061 (free_read_records): Remove alias_set handling.
5062 (canon_address): Remove alias_set_out parameter.
5063 (record_store): Remove spill_alias_set, it's always zero.
5064 (check_mem_read_rtx): Likewise.
5065 (dse_step2): Rename from ...
5066 (dse_step2_nospill): ... this. Adjust.
5067 (scan_stores): Rename from ...
5068 (scan_stores_nospill): ... this.
5069 (scan_reads): Rename from ...
5070 (scan_reads_nospill): ... this.
5071 (scan_stores_spill, scan_reads_spill): Remove.
5072 (dse_step3_scan): Remove for_spills argument which is always false.
5073 (dse_step3): Likewise.
5074 (dse_step5): Rename from ...
5075 (dse_step5_nospill): ... this. Remove alias_set handling.
5076 (rest_of_handle_dse): Adjust.
5078 2016-04-05 Jakub Jelinek <jakub@redhat.com>
5081 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
5082 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
5083 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
5084 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
5086 2016-04-05 Richard Biener <rguenther@suse.de>
5089 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
5090 non-register type temporaries into SSA.
5092 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
5095 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
5096 calls when sanitizing.
5097 (possible_polymorphic_call_target_p): Fix formatting.
5099 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5100 Jakub Jelinek <jakub@redhat.com>
5103 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
5104 to ensure a call statement is compatible with a built-in's
5106 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
5109 2016-04-04 Richard Biener <rguenther@suse.de>
5111 PR rtl-optimization/70484
5112 * rtl.h (canon_output_dependence): Declare.
5113 * alias.c (canon_output_dependence): New function.
5114 * dse.c (record_store): Use canon_output_dependence rather
5115 than canon_true_dependence.
5117 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5120 * cgraph.h (symtab_node::copy_visibility_from): New function.
5121 * symtab.c (symtab_node::copy_visibility_from): New function.
5122 * ipa-visibility.c (optimize_weakref): New function.
5123 (function_and_variable_visibility): Use it.
5125 2016-04-04 Martin Liska <mliska@suse.cz>
5128 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
5129 value that is really in range handled by SBR instruction.
5130 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
5131 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
5132 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
5134 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
5138 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
5139 set, but not for SP_REG operands.
5141 2016-04-02 Martin Sebor <msebor@redhat.com>
5144 * fold-const.c (maybe_nonzero_address): New function.
5145 (fold_comparison): Call it. Fold equality and relational
5146 expressions involving null pointers.
5147 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
5149 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
5151 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
5152 the "Y" constraint (scalar FP 0.0 immediate).
5154 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
5155 Add the "const_double" to the list of operand constraints.
5157 2016-04-01 Jakub Jelinek <jakub@redhat.com>
5159 PR rtl-optimization/70467
5160 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
5161 If low word of the last operand is 0, just emit addition/subtraction
5164 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5167 * config/s390/s390.c (s390_expand_insv): Check for everything
5168 constant instead of just VOIDmode stuff.
5170 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5173 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
5175 2016-04-01 Nathan Sidwell <nathan@acm.org>
5177 * tree.def (TRY_CATCH_EXPR): Correct documentation.
5179 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
5181 PR rtl-optimization/70461
5182 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
5185 2016-03-31 Martin Liska <mliska@suse.cz>
5188 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
5189 a tree value or an immediate integer value to a buffer
5190 that is eventually copied to a BRIG section.
5191 (emit_immediate_operand): Call the function here.
5192 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
5193 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
5194 of class' fields that are removed.
5195 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
5196 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
5197 m_brig_repr_size fields.
5199 2016-03-31 Martin Liska <mliska@suse.cz>
5202 * hsa-gen.c (hsa_function_representation::update_dominance): New
5204 (convert_addr_to_flat_segment): Likewise.
5205 (gen_hsa_memory_set): New alignment argument.
5206 (gen_hsa_ctor_assignment): Likewise.
5207 (gen_hsa_insns_for_single_assignment): Provide alignment
5208 to gen_hsa_ctor_assignment.
5209 (gen_hsa_insns_for_direct_call): Add new argument.
5210 (expand_lhs_of_string_op): New function.
5211 (expand_string_operation_builtin): Likewise.
5212 (expand_memory_copy): New function.
5213 (expand_memory_set): New function.
5214 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
5215 (convert_switch_statements): Change signature.
5216 (generate_hsa): Use a return value of the function.
5217 (pass_gen_hsail::execute): Do not call
5218 convert_switch_statements here.
5219 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
5220 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
5221 (hsa_function_representation::update_dominance): New function.
5223 2016-03-31 Martin Liska <mliska@suse.cz>
5226 * hsa-brig.c (emit_directive_variable): Emit alignment
5227 according to hsa_symbol::m_align.
5228 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
5229 (dump_hsa_symbol): Dump alignment of HSA symbols.
5230 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
5231 (gen_hsa_addr_with_align): New function.
5232 (hsa_bitmemref_alignment): Use newly added function.
5233 (gen_hsa_insns_for_load): Likewise.
5234 (gen_hsa_insns_for_store): Likewise.
5235 (gen_hsa_memory_copy): New argument added.
5236 (gen_hsa_insns_for_single_assignment): Respect
5237 alignment for assignments processed via gen_hsa_memory_copy.
5238 (gen_hsa_insns_for_direct_call): Likewise.
5239 (gen_hsa_insns_for_return): Likewise.
5240 (gen_function_def_parameters): Set default alignment.
5241 * hsa.c (hsa_object_alignment): New function.
5242 (hsa_byte_alignment): Pasted function.
5243 * hsa.h (hsa_symbol::m_align): New field.
5245 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5247 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
5248 scratch field for goto case.
5250 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
5252 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
5254 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
5257 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
5258 (scalar_chain::convert_insn): Call convert_op for reg
5259 moves to handle undefined registers.
5261 2016-03-31 Nathan Sidwell <nathan@acm.org>
5264 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
5265 Assert we don't want to move backwards.
5267 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
5270 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
5272 2016-03-31 Jakub Jelinek <jakub@redhat.com>
5274 PR rtl-optimization/70460
5275 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
5276 with operand from REG_LABEL_OPERAND, instead substitute
5277 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
5278 Don't do anything for REG_NON_LOCAL_GOTO jumps.
5280 2016-03-31 Martin Liska <mliska@suse.cz>
5282 * passes.c (execute_one_pass): Do not call
5283 todo_after for a discarded function.
5285 2016-03-31 Bin Cheng <bin.cheng@arm.com>
5287 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
5288 (no_cost, infinite_cost): Initialize the new field.
5289 (get_computation_cost_at): Record setup cost.
5290 (determine_use_iv_cost_address): Skip cost computation for sub
5291 uses if we can estimate it without losing accuracy.
5293 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
5295 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
5297 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5298 max_loop_iterations_int.
5299 (tree_unswitch_outer_loop): Likewise.
5300 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
5301 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
5303 2016-03-30 Richard Biener <rguenther@suse.de>
5306 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
5308 2016-03-30 Jakub Jelinek <jakub@redhat.com>
5311 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
5312 in gen_blendm expander.
5314 2016-03-30 Nick Clifton <nickc@redhat.com>
5317 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
5318 case where we are already provided with an SImode SUBREG.
5320 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
5323 * config/i386/i386.c (ix86_expand_epilogue): Properly check
5324 conflict between DRAP register and __builtin_eh_return.
5326 2016-03-30 Michael Matz <matz@suse.de>
5327 Richard Biener <rguenther@suse.de>
5330 * ipa-polymorphic-call.c (struct type_change_info): Change
5331 speculative to an unsigned allowing to limit the work we do.
5332 (csftc_abort_walking_p): New inline function..
5333 (check_stmt_for_type_change): Limit the number of may-defs
5334 skipped for speculative devirtualization to
5335 max-speculative-devirt-maydefs.
5336 * params.def (max-speculative-devirt-maydefs): New param.
5337 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
5339 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
5342 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
5345 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
5347 PR tree-optimization/59124
5348 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
5349 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
5351 2016-03-29 Jeff Law <law@redhat.com>
5353 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
5355 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5357 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
5360 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
5362 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
5363 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
5364 gcrt0.o if linking dynamically.
5366 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
5369 * ipa-devirt.c (methods_equal_p): New function.
5370 (compare_virtual_tables): Use it.
5371 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
5372 * cgraphclones.c (clone_function_name_1): Use
5373 symbol_table::symbol_suffix_separator.
5374 * coverage.c (build_var): Likewise.
5375 * symtab.c (symbol_table::symbol_suffix_separator): New.
5377 2016-03-29 Jakub Jelinek <jakub@redhat.com>
5379 PR rtl-optimization/70429
5380 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
5381 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
5382 mode != result_mode.
5385 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
5387 PR tree-optimization/70405
5388 * ssa-iterators.h (num_imm_uses): Add missing braces.
5390 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
5392 PR rtl-optimization/68695
5393 * ira-color.c (allocno_copy_cost_saving): New.
5394 (improve_allocation): Use it.
5396 2016-03-29 Richard Henderson <rth@redhat.com>
5399 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
5401 2016-03-29 Richard Biener <rguenther@suse.de>
5404 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
5405 use alignment returned by get_pointer_alignment_1 if it is
5406 bigger than BITS_PER_UNIT.
5407 * builtins.c (get_pointer_alignment_1): Do not return true
5408 for alignment extracted from SSA info.
5410 2016-03-28 James Bowman <james.bowman@ftdichip.com>
5412 * config/ft32/ft32.opt (mnodiv): New.
5413 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
5414 * doc/invoke.texi (FT32 Options -mnodiv): New.
5416 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
5419 * config/i386/i386.md (define_split, andn): Fix modes.
5421 2016-03-26 Richard Biener <rguenther@suse.de>
5422 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5425 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
5427 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
5428 as 2nd argument to cl_optimization_restore().
5430 2016-03-25 Richard Henderson <rth@redhat.com>
5433 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
5434 * config/aarch64/aarch64-protos.h: Declare it.
5435 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
5437 2016-03-25 Alan Modra <amodra@gmail.com>
5440 * config/rs6000/constraints.md (j): Simplify.
5441 * config/rs6000/predicates.md (easy_fp_constant): Exclude
5443 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
5444 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
5445 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
5446 in all constraint alternatives.
5447 (movtd_64bit_nodm): Delete "j" constraint alternative.
5449 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5451 * tree-ssa-propagate.c: Enhance docs for
5452 SSA_PROP_NOT_INTERESTING.
5454 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
5456 * doc/extend.texi: Fix typo in documentation to pure attribute.
5458 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
5461 * config/pa/pa.md (bswapdi2): Use a scratch register.
5463 2016-03-24 Richard Henderson <rth@redhat.com>
5466 * fold-const.c (extract_muldiv_1): Correct test for multiplication
5469 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
5471 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
5472 using ix86_expand_binary_operator instead of gen_andsi3.
5474 2016-03-24 Richard Biener <rguenther@suse.de>
5476 PR tree-optimization/70396
5477 * tree-vect-stmts.c (vectorizable_comparison): Use
5478 get_vectype_for_scalar_type.
5480 2016-03-24 Richard Biener <rguenther@suse.de>
5483 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
5484 with register bases.
5486 2016-03-24 Richard Biener <rguenther@suse.de>
5488 PR tree-optimization/70372
5489 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
5490 build_all_ones_cst to also handle vector types correctly.
5492 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5495 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
5498 2016-03-23 Marek Polacek <polacek@redhat.com>
5501 * doc/invoke.texi: Document -Wignored-attributes.
5503 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5505 PR tree-optimization/69042
5506 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
5507 parameter from 30 to 40.
5509 2016-03-23 Bin Cheng <bin.cheng@arm.com>
5511 PR tree-optimization/69042
5512 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
5513 for use with constant offset stripped in base.
5515 2016-03-23 Richard Biener <rguenther@suse.de>
5518 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
5519 mode compatibility check.
5520 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5522 2016-03-23 Jeff Law <law@redhat.com>
5524 PR tree-optimization/64058
5525 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
5527 (struct ssa_conflicts): Move up earlier in the file.
5528 (conflicts_, var_map_): New static variables.
5529 (initialize_conflict_count): New function to initialize the
5530 CONFLICT_COUNT field for each conflict pair.
5531 (compare_pairs): Lazily initialize the conflict count and use it
5532 as the first tie-breaker.
5533 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
5534 and wipe conflicts_ and map_ around the call to qsort. Remove
5535 special case for 2 coalesce pairs.
5536 * bitmap.c (bitmap_count_unique_bits): New function.
5537 (bitmap_count_bits_in_word): New function, extracted from
5539 (bitmap_count_bits): Use bitmap_count_bits_in_word.
5540 * bitmap.h (bitmap_count_unique_bits): Declare it.
5542 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
5545 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
5546 transparent alias chain for decl assembler name.
5547 * config/sol2.c (solaris_assemble_visibility): Likewise.
5549 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5551 * config/arm/arm1020e.md (1020call_op): Reduce reservation
5553 (v10_fdivs): Likewise.
5554 (v10_fdivd): Likewise.
5556 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5559 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
5560 to not call fclose twice on file.
5562 2016-03-23 Jakub Jelinek <jakub@redhat.com>
5564 PR tree-optimization/70354
5565 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
5566 oprnd0 is wider than oprnd1 and there is a cast from the wider
5567 type to oprnd1, mask it with the mask of the narrower type.
5570 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
5571 Optimize TARGET_STV splitters, if high or low word of last argument
5574 2016-03-22 Jeff Law <law@redhat.com>
5577 tree-ssa-threadbackward.c
5578 (fsm_find_control_statement_thread_paths): Correctly distinguish
5579 between old style jump threads vs FSM jump threads.
5581 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
5584 * config/i386/i386.c (scalar_chain::convert_op): Support
5585 uninitialized register usage case.
5587 2016-03-22 Richard Biener <rguenther@suse.de>
5590 * genmatch.c (gen_transform): Adjust last parameter to a three-state
5592 (capture::gen_transform): ... to change behavior when substituting
5593 a condition into cond or not-cond expr context.
5594 (dt_simplify::gen_1): Adjust.
5595 * gimple-match-head.c: Include gimplify.h for unshare_expr.
5596 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
5597 last change and instead change to
5598 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
5599 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5601 2016-03-22 Anthony Green <green@moxielogic.com>
5603 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
5604 issue for moxiebox targets.
5605 (CC1PLUS_SPEC): Ditto.
5607 2016-03-22 Richard Biener <rguenther@suse.de>
5610 * fold-const.c (extract_muldiv_1): Properly perform multiplication
5613 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5615 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
5617 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
5620 * config/i386/i386.c (def_builtin): Handle
5621 OPTION_MASK_ISA_AVX512VL to be and-ed with other
5623 (const struct builtin_description bdesc_special_args[]):
5624 Remove duplicate ISA bits.
5626 2016-03-22 Jakub Jelinek <jakub@redhat.com>
5629 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
5630 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
5631 in a way that works also for AVX512BW.
5634 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
5635 instead of source if operands[1] is xmm16 and above and
5636 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
5637 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
5640 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
5641 on assign if (*from_p) is a comparison, set it to
5642 TREE_NO_WARNING (*from_p).
5644 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5647 * lra.c (restore_scratches): Ignore deleted insns.
5649 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
5650 Jakub Jelinek <jakub@redhat.com>
5652 PR tree-optimization/70317
5653 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
5656 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
5659 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
5660 of ix86_expand_move.
5662 (movti): Use general_operand for operand 1 predicate.
5664 2016-03-21 Martin Liska <mliska@suse.cz>
5666 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
5668 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
5670 2016-03-21 Martin Liska <mliska@suse.cz>
5673 * ipa-icf.c (sem_function::parse): Skip static
5674 constructors and destructors.
5676 2016-03-21 Jakub Jelinek <jakub@redhat.com>
5679 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
5680 function-like macro, peek following token(s) if it is followed
5681 by CPP_OPEN_PAREN token with optional padding in between, and
5682 if not, don't treat it like a macro.
5684 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
5685 Alexander Monakov <amonakov@ispras.ru>
5687 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
5688 for the stabs debug format.
5690 2016-03-21 Richard Biener <rguenther@suse.de>
5692 PR tree-optimization/70310
5693 * tree-vect-generic.c (expand_vector_condition): Fold the built
5696 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
5699 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
5700 Block third alternative for AVX-512VL target,
5702 2016-03-21 Martin Liska <mliska@suse.cz>
5705 * hsa-brig.c (emit_function_directives): Mark unemitted
5706 global variables for emission.
5707 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
5708 (get_symbol_for_decl): Likewise.
5709 * hsa.h (struct hsa_symbol): New flag.
5711 2016-03-21 Richard Biener <rguenther@suse.de>
5713 PR tree-optimization/70288
5714 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
5715 we do not estimate unsimplified all-constant conditionals or
5716 switches as optimized away.
5718 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
5720 PR rtl-optimization/69102
5721 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
5722 when we have a readonly dependency context.
5724 2016-03-18 Jeff Law <law@redhat.com>
5726 PR rtl-optimization/70263
5727 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
5728 (update_equiv_regs): When trying to move a store to after the insn
5729 that sets the source of the store, make sure the store occurs after
5730 the insn that sets the source of the store. When successful note
5731 the REG_EQUIV note created in the dump file.
5733 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
5734 Bernd Schmidt <bschmidt@redhat.com>
5736 * doc/extend.texi: Document more potential problems with basic asms.
5738 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
5740 PR rtl-optimization/70278
5741 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
5744 2016-03-18 Jason Merrill <jason@redhat.com>
5746 * calls.c (load_register_parameters): Fix zero size sibcall logic.
5748 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
5750 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
5751 values to 128b regs.
5753 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
5755 PR tree-optimization/70252
5756 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
5757 boolean vector has a proper number of elements.
5758 (supportable_narrowing_operation): Likewise.
5760 2016-03-18 Tom de Vries <tom@codesourcery.com>
5763 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
5765 2016-03-18 Jakub Jelinek <jakub@redhat.com>
5767 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
5768 instead of replace_rtx for DEBUG_INSNs.
5770 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5772 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
5773 load type reservations.
5775 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
5778 * config/pa/constraints.md: Revert 2015-02-13 change. Use
5779 define_constraint for "Q" and "T" constraints.
5781 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
5783 Tweak the pipeline model for Exynos M1
5785 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
5788 2016-03-17 David Malcolm <dmalcolm@redhat.com>
5791 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
5792 where one or both locations aren't within a line_map.
5794 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
5797 * opts.c (finish_options): Don't set flag_pie to the default if
5798 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
5801 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
5803 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
5804 true as ALL_REGS argument to replace_rtx.
5806 2016-03-17 Richard Biener <rguenther@suse.de>
5809 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
5812 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5815 * rtl.h (replace_rtx): Add ALL_REGS argument.
5816 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
5817 equality and assert mode is the same, instead of just rtx pointer
5819 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
5820 true as ALL_REGS argument to replace_rtx.
5822 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
5824 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
5825 for boolean vector with vector mode only.
5826 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
5828 2016-03-17 Nick Clifton <nickc@redhat.com>
5831 * config/rx/rx.c (rx_print_integer): Print negative constants in
5834 2016-03-17 Jakub Jelinek <jakub@redhat.com>
5837 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
5839 2016-03-16 Richard Henderson <rth@redhat.com>
5840 Richard Biener <rguenth@suse.de>
5845 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
5846 first operand as is_gimple_condexpr.
5851 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
5852 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
5853 Do not gimplify the result.
5854 (do_unop): Adjust call to tree_vec_extract.
5855 (do_binop): Likewise.
5856 (do_compare): Likewise.
5857 (do_plus_minus): Likewise.
5858 (do_negate): Likewise.
5859 (expand_vector_condition): Likewise.
5860 (do_cond): Likewise.
5862 2016-03-16 Richard Henderson <rth@redhat.com>
5865 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
5866 (aarch64_classify_address): Use it.
5867 (aarch64_legitimize_address): Force all subexpressions of PLUS
5868 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
5870 2016-03-16 Jakub Jelinek <jakub@redhat.com>
5871 Richard Biener <rguenth@suse.de>
5874 * rtlanal.c (replace_rtx): For REG, if from is a REG,
5875 return to even if only REGNO is equal, and assert
5878 2016-03-11 Jeff Law <law@redhat.com>
5880 PR rtl-optimization/70224
5881 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
5883 2016-03-16 Richard Henderson <rth@redhat.com>
5886 * function.h (struct function): Add has_forced_label_in_static.
5887 * gimplify.c (force_labels_r): Set it.
5888 * lto-streamer-in.c (input_struct_function_base): Read it.
5889 * lto-streamer-out.c (output_struct_function_base): Write it.
5890 * tree-inline.c (has_label_address_in_static_1): Remove.
5891 (copy_forbidden): Remove fndecl parameter; test
5892 has_forced_label_in_static.
5893 (inline_forbidden_p): Update call to copy_forbidden.
5894 (tree_versionable_function_p): Likewise.
5895 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
5896 (chkp_versioning): Likewise.
5897 * tree-inline.h (copy_forbidden): Update decl.
5899 2016-03-16 Marek Polacek <polacek@redhat.com>
5902 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
5903 function being thunked if the result type doesn't have fixed size.
5904 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
5905 doesn't have fixed size.
5907 2016-03-16 Bin Cheng <bin.cheng@arm.com>
5909 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
5910 reporting malformed loop nest.
5912 2016-03-16 Tom de Vries <tom@codesourcery.com>
5915 * ipa-devirt.c (possible_polymorphic_call_targets): Move
5916 nodes.length () == 1 test to before first nodes[0] access.
5918 2016-03-16 Tom de Vries <tom@codesourcery.com>
5920 PR tree-optimization/68715
5921 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
5924 2016-03-16 Tom de Vries <tom@codesourcery.com>
5926 PR tree-optimization/68809
5927 * graphite-scop-detection.c (same_close_phi_node): Test if result types
5930 2016-03-16 Carlos O'Donell <carlos@redhat.com>
5931 Sandra Loosemore <sandra@codesourcery.com>
5933 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
5934 on leaf attribute. Mention ELF interposition problems.
5936 2016-03-16 Alan Modra <amodra@gmail.com>
5938 PR rtl-optimization/69195
5939 PR rtl-optimization/47992
5940 * ira.c (indirect_jump_optimize): Ignore artificial defs.
5943 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
5946 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
5948 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5950 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
5952 2016-03-15 Jakub Jelinek <jakub@redhat.com>
5954 PR rtl-optimization/70222
5955 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
5956 optimization if mode is different from result_mode, queue up masking
5957 of the result in outer_op. Formatting fix.
5960 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
5963 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5965 PR rtl-optimization/69032
5966 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
5967 looping backwards over basic block insns.
5969 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5972 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
5973 to non-speculative when propagating trap bits.
5975 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5977 PR rtl-optimization/63384
5978 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
5981 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
5984 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
5985 factored out from ...
5986 (sched_analyze_insn): ... here.
5987 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
5988 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
5989 get_implicit_reg_pending_clobbers in it.
5990 (setup_id_reg_sets): Use setup_id_implicit_regs.
5991 (deps_init_id): Ditto.
5993 2016-03-15 Tom de Vries <tom@codesourcery.com>
5996 * cgraph.c (cgraph_node::get_body): Save, reset and restore
5998 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
5999 execute_function_dump.
6000 (execute_one_pass): Don't dump function if it will be dumped after ipa
6003 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6005 * genrecog.c (match_pattern_2): If pred is NULL don't call
6006 safe_predicate_mode on it.
6008 2016-03-14 Jakub Jelinek <jakub@redhat.com>
6011 * lra-constraints.c (delete_move_and_clobber): Change assertion
6012 to also allow dregno == 0.
6014 2016-03-14 Richard Henderson <rth@redhat.com>
6017 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
6018 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
6019 (reassociate_bb): Use optimize_vec_cond_expr; avoid
6020 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
6023 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
6026 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
6028 (lra_create_live_ranges_1): initialize hard register biggest_mode to
6030 * lra-constraints.c (split_reg): For hard regs, try to find the
6031 biggest single-register mode used in the function.
6033 2016-03-14 Richard Biener <rguenther@suse.de>
6035 PR tree-optimization/56365
6036 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
6037 constants to compare against.
6039 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
6042 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6043 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
6044 (define_split for the GPR case): Use int_reg_operand instead of
6045 gpc_reg_operand for the output.
6047 2016-03-14 Tom de Vries <tom@codesourcery.com>
6049 PR tree-optimization/70045
6050 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
6051 create_empty_if_region_on_edge argument.
6053 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
6055 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
6056 (STACK_CHECK_PROTECT): Likewise.
6057 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6058 (STACK_CHECK_PROTECT): Likewise.
6059 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
6060 (STACK_CHECK_PROTECT): Likewise.
6061 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
6062 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6063 (STACK_CHECK_PROTECT): Likewise.
6065 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
6067 PR rtl-optimization/69307
6068 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
6069 registers in modes that span more than one register.
6071 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
6074 * lra-constraints.c (delete_move_and_clobber): New.
6075 (remove_inheritance_pseudos): Use it.
6077 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
6080 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
6081 the libcall is LCT_THROW.
6082 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
6083 for the checking routine.
6085 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6088 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
6089 optimization if we have direct move.
6090 (roundu32<mode>2_fprs): Likewise.
6092 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
6095 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
6097 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
6098 Arguments swapped. All callers changed. Take reg_renumber into
6099 account, and Calculate and compare register ranges for hard regs.
6101 2016-03-11 Jeff Law <law@redhat.com>
6103 PR tree-optimization/70190
6104 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6105 Handle cases where we can not extract the taken edge, even though we
6106 found a constant value.
6108 PR tree-optimization/64058
6109 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
6110 (num_coalesce_pairs): Move up earlier in file.
6111 (find_coalesce_pair): Initialize the INDEX field for each pair
6113 (compare_pairs): No longer sort on the elements in each pair.
6114 Instead break ties with the index of the coalesce pair.
6116 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6119 * config/aarch64/aarch64-protos.h
6120 (aarch64_save_restore_target_globals): New prototype.
6121 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
6122 Call the above when popping pragma.
6123 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
6125 (aarch64_set_current_function): Rewrite using the above.
6127 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6129 PR tree-optimization/70177
6130 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
6131 (extract_ops_from_tree): ... this. In the 2 argument
6132 overload remove _1 suffix.
6133 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
6134 (extract_ops_from_tree): ... this.
6135 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
6137 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
6138 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
6139 extract_ops_from_tree instead of 2 operand one.
6141 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
6143 PR tree-optimization/70013
6144 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
6145 for constant-pool entries.
6147 2016-03-11 Jakub Jelinek <jakub@redhat.com>
6149 PR rtl-optimization/70174
6150 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
6151 followed by gen_lowpart on force_reg instead of just gen_lowpart.
6153 PR tree-optimization/70169
6154 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
6155 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
6158 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
6159 Jakub Jelinek <jakub@redhat.com>
6162 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
6163 of uninitialized values.
6165 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6167 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
6169 ("*trunctddd2"): New pattern definition.
6170 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
6173 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6175 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
6176 definitions for BFP and DFP rounding modes.
6177 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6178 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
6179 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
6180 ("fix_trunctf<mode>2"): Use the new constants instead of magic
6183 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6185 * config/s390/constraints.md: Adjust comment.
6186 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
6187 s390_decompose_addrstyle_without_index.
6188 * config/s390/predicates.md (shift_count_or_setmem_operand):
6189 Rename to setmem_operand.
6190 * config/s390/s390-protos.h
6191 (s390_decompose_shift_count): Rename to
6192 s390_decompose_addrstyle_without_index.
6193 * config/s390/s390.c (s390_decompose_shift_count)
6194 (s390_mem_constraint, print_shift_count_operand)
6195 (print_operand_address, print_operand): Rename
6196 s390_decompose_shift_count to
6197 s390_decompose_addrstyle_without_index and rename
6198 print_shift_count_operand to print_addrstyle_operand troughout the
6200 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
6201 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
6202 Rename shift_count_or_setmem_operand to setmem_operand.
6203 * config/s390/vx-builtins.md ("vec_insert<mode>")
6204 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
6207 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6210 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6211 Handle overlapping retval and newval.
6213 2016-03-10 Nick Clifton <nickc@redhat.com>
6216 * config/aarch64/aarch64.c
6217 (aarch64_override_options_after_change_1): When forcing
6218 flag_omit_frame_pointer to be true, use a special value that can
6219 be detected if this function is called again, thus preventing
6220 flag_omit_leaf_frame_pointer from being forced to be false.
6222 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6224 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
6225 Set x_flag_omit_leaf_frame_pointer when handling
6226 -momit-leaf-frame-pointer.
6228 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6231 * cgraph.c (cgraph_node::dump): Dump split_part and
6232 indirect_call_target.
6233 * cgraph.h (cgraph_node): Add indirect_call_target flag.
6234 * ipa.c (has_addr_references_p): Cleanup.
6235 (is_indirect_call_target_p): New.
6236 (walk_polymorphic_call_targets): Do not mark virtuals that may be
6237 called indirectly as local.
6238 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
6240 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6243 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
6244 on cxa_pure_virtual.
6246 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6249 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
6251 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6254 * tree.c (need_assembler_name_p): Only record main variant type names.
6256 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6259 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
6260 Always define to 0 or 1.
6261 (TARGET_FIX_ERR_A53_843419): New macro.
6262 * config/aarch64/aarch64-elf-raw.h
6263 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
6264 * config/aarch64/aarch64-linux.h: Likewise.
6265 * config/aarch64/aarch64.c
6266 (aarch64_override_options_after_change_1): Do not default
6267 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
6269 (aarch64_attributes): Handle fix-cortex-a53-843419.
6270 (aarch64_can_inline_p): Likewise.
6271 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
6273 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
6274 Jakub Jelinek <jakub@redhat.com>
6276 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
6277 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
6278 DECL_COMMONS if flag_unconstrained_commons is set.
6279 * tree-dfa.c (get_ref_base_and_extent): Likewise.
6280 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
6281 (funconstrained-commons): Document.
6283 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
6285 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
6286 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
6288 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
6290 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
6291 has a proper number of elements.
6293 2016-03-10 Alan Modra <amodra@gmail.com>
6295 PR rtl-optimization/69195
6296 PR rtl-optimization/47992
6297 * ira.c (recorded_label_ref): Delete.
6298 (update_equiv_regs): Return void.
6299 (indirect_jump_optimize): New function.
6300 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
6301 before regstat_compute_ri. Don't rebuild_jump_labels here.
6302 Delete update_regstat.
6304 2016-03-10 Richard Biener <rguenther@suse.de>
6306 PR tree-optimization/70128
6307 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6308 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
6310 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6312 PR tree-optimization/70152
6313 * tree-sra.c (replace_removed_params_ssa_names): Copy over
6314 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
6317 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
6318 instead of gen_sse2_loadlpd.
6319 * config/i386/sse.md (*vec_concatv2df): Rename to...
6320 (vec_concatv2df): ... this.
6322 PR tree-optimization/70127
6323 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
6325 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6329 * diagnostic-show-locus.c (compatible_locations_p): New function.
6330 (layout::layout): Sanitize ranges using compatible_locations_p.
6332 2016-03-09 David Malcolm <dmalcolm@redhat.com>
6336 * diagnostic-show-locus.c (layout_range::layout_range): Replace
6337 location_range param with three const expanded_locations * and a
6339 (layout::layout): Replace call to
6340 rich_location::lazily_expand_location with get_expanded_location.
6341 Extract the range and perform location expansion here, passing
6342 the results to the layout_range ctor.
6343 * diagnostic.c (source_range::debug): Delete.
6344 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
6345 of rich_location::get_expanded_location.
6346 * gcc-rich-location.c (get_range_for_expr): Delete.
6347 (gcc_rich_location::add_expr): Reimplement to avoid the
6348 rich_location::add_range overload that took a location_range,
6349 passing a location_t instead.
6351 2016-03-09 Richard Biener <rguenther@suse.de>
6352 Jakub Jelinek <jakub@redhat.com>
6354 PR tree-optimization/70138
6355 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
6356 Also skip vect_double_reduction_def.
6358 2016-03-09 Jakub Jelinek <jakub@redhat.com>
6361 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
6362 if the operand is "m".
6364 2016-03-09 Nathan Sidwell <nathan@acm.org>
6366 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
6368 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6370 * config/i386/i386.c (processor_target_table): Fix cost table
6371 intialization order for znver1.
6373 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6375 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
6376 - becuase -> because.
6377 * ipa-reference.c (ignore_module_statics): Likewise.
6378 * cgraph.c (cgraph_node::get_body): Likewise.
6379 * ipa-inline.c (early_inliner): Likewise.
6380 * ipa-devirt.c (types_same_for_odr): Likewise.
6381 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
6382 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
6384 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6386 * tree-ssa-math-opts.c: Fix typo in comment.
6388 2016-03-08 Jakub Jelinek <jakub@redhat.com>
6391 * config/i386/i386.c (scalar_chain::make_vector_copies,
6392 scalar_chain::convert_reg): Call end_sequence in between
6393 get_insns and emit_conversion_insns rather than after both
6396 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
6399 * config/i386/i386.h (machine_function): Add
6400 pc_thunk_call_expanded flag.
6401 (ix86_pc_thunk_call_expanded): New define.
6402 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
6403 (*set_got): Rename insn pattern from set_got.
6404 (*set_got_labelled): Rename inst pattern from set_got_labelled.
6405 * config/i386/i386.c (ix86_compute_frame_layout): Use
6406 ix86_pc_thunk_call_expanded to prevent red-zone.
6408 2016-03-07 Martin Jambor <mjambor@suse.cz>
6410 * hsa.h (hsa_get_ctor_statements): Declare.
6411 (hsa_get_dtor_statements): Likewise.
6412 (hsa_get_kernel_dispatch_type): Likewise.
6413 * hsa.c (hsa_get_ctor_statements): New function.
6414 (hsa_get_dtor_statements): Likewise.
6415 (hsa_get_kernel_dispatch_type): Likewise.
6416 * hsa-brig.c (hsa_cdtor_statements): Removed.
6417 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
6418 hsa_get_dtor_statements.
6419 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
6420 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
6422 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
6424 * config/arm/arm-cores.def (cortex-r8): New.
6425 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
6426 * config/arm/arm-tune.md: Likewise.
6427 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
6429 2016-03-07 Martin Sebor <msebor@redhat.com>
6431 PR rtl-optimization/19705
6432 * doc/invoke.texi (Options That Control Optimization): Clarify
6433 -fno-branch-count-reg.
6435 2016-02-26 Richard Biener <rguenther@suse.de>
6436 Jeff Law <law@redhat.com>
6438 PR tree-optimization/69740
6439 * cfghooks.c (remove_edge): Request loop fixups if we delete
6440 an edge that might turn an irreducible loop into a natural
6442 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
6443 Move after definition of loops_state_clear.
6445 2016-03-07 Bin Cheng <bin.cheng@arm.com>
6447 PR rtl-optimization/69052
6448 * rtlanal.c (commutative_operand_precedence): Set higher precedence
6451 2016-03-07 Tom de Vries <tom@codesourcery.com>
6453 PR tree-optimization/70116
6454 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
6455 is_tm_ending stmts and ubsan/asan internal functions.
6456 (find_duplicate): Use it. Don't test is_tm_ending here.
6458 2016-03-07 Richard Biener <rguenther@suse.de>
6460 PR tree-optimization/70115
6461 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
6462 (propagate_constants_for_unrolling): Use replace_uses_by.
6464 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
6467 * omp-low.c (struct oacc_loop): Add ifns.
6468 (new_oacc_loop_raw): Initialize it.
6469 (finish_oacc_loop): Clear mask & flags if no ifns.
6470 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
6471 (oacc_loop_xform_loop): Add ifns arg & adjust.
6472 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
6474 2016-03-07 Richard Henderson <rth@redhat.com>
6477 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
6478 (insert_value_copy_on_edge): Likewise.
6480 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6482 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
6484 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6487 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
6489 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6491 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
6493 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
6495 Fix sseimul type attribute.
6496 * config/i386/znver1.md
6497 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
6498 znver1_sseimul_avx256_load) : Fix the type attribute.
6499 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
6500 pipe usage and latency.
6502 2016-03-05 Jakub Jelinek <jakub@redhat.com>
6505 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
6506 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
6509 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6512 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
6514 PR rtl-optimization/69941
6515 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
6516 the reg share its mode.
6518 2016-03-04 Jeff Law <law@redhat.com>
6520 PR tree-optimization/69196
6521 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6522 If the both SSA_NAMEs are anonymous, then consider them unassociated
6523 and include the PHI in the statement count.
6525 2016-03-05 Tom de Vries <tom@codesourcery.com>
6527 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
6528 construct in oacc routine. Check for oacc region in oacc routine.
6530 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6533 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
6534 2016-02-22 changes, instead don't recurse if RECUR is already true.
6535 Don't change *dynamic_check if RECUR. Adjust recursive caller
6536 to pass true to the new argument.
6537 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
6540 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6541 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
6543 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
6545 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6547 PR rtl-optimization/57676
6548 * lra-assigns.c (lra_assign): Guard test for maximum iterations
6551 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
6553 * tree-vect-patterns.c (search_type_for_mask): Handle
6554 comparison of booleans.
6556 2016-03-04 Jakub Jelinek <jakub@redhat.com>
6558 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
6562 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
6563 all other ops that have dw_val_class_die_ref operands,
6564 and DW_OP_GNU_entry_value.
6566 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6568 PR rtl-optimization/69904
6569 * config/arm/arm.c (arm_cannot_copy_insn_p):
6570 Return true for load-exclusive instructions.
6572 2016-03-03 Jakub Jelinek <jakub@redhat.com>
6575 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
6576 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
6577 the pattern no matter if it is used just by non-pattern, pattern
6579 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
6580 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6581 oprnd1 def_stmt is in pattern, don't look through it.
6583 2016-03-03 Marek Polacek <polacek@redhat.com>
6586 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
6588 2016-03-03 Martin Liska <mliska@suse.cz>
6590 PR tree-optimization/70043
6591 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
6592 previous statement if we see a debug statement.
6594 2016-03-03 Richard Biener <rguenther@suse.de>
6596 PR tree-optimization/55936
6597 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
6598 parameter and guard unsafe equivalence use.
6599 (vrp_evaluate_conditional_warnv_with_ops): Always use
6600 safe equivalences but not via the quadratic compare_names
6603 2016-03-03 Michael Collison <michael.collison@linaro.org>
6606 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
6607 for operand 1 to s_register_operand. Change predicate for operand
6608 2 to arm_not_immediate_operand.
6610 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
6612 * doc/tm.texi: Regenerated.
6614 2016-03-02 Richard Henderson <rth@redhat.com>
6617 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
6618 simplification when all args are positive non-fixed registers.
6620 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6622 * target.def (lra_p): Specify that new ports should use LRA.
6624 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6627 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
6628 gimplify_type_sizes the type they refer to.
6629 (omp_notice_variable): Handle reference vars to VLAs.
6630 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
6631 reference to VLA decls in the second pass instead of first pass.
6633 2016-03-02 Tom de Vries <tom@codesourcery.com>
6635 PR tree-optimization/68659
6636 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
6637 new_expr == NULL_TREE.
6638 (get_new_name): Handle ADDR_EXPR.
6640 2016-03-02 Bin Cheng <bin.cheng@arm.com>
6642 PR rtl-optimization/69052
6643 * loop-invariant.c (canonicalize_address): New function.
6644 (inv_can_prop_to_addr_use): Check validity of address expression
6645 which is canonicalized by above function.
6647 2016-03-02 Alan Modra <amodra@gmail.com>
6650 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
6653 2016-03-02 Jakub Jelinek <jakub@redhat.com>
6656 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
6657 (*movhi_internal): Put mask moves from and to memory separately
6658 from moves from/to GPRs.
6660 2016-03-02 Richard Biener <rguenther@suse.de>
6662 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
6663 GENERIC expressions in GIMPLE.
6665 2016-03-02 Richard Biener <rguenther@suse.de>
6667 * config/i386/i386.c (type_natural_mode): Fix typo.
6669 2016-03-02 Nick Clifton <nickc@redhat.com>
6671 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
6673 2016-03-02 Richard Biener <rguenther@suse.de>
6674 Uros Bizjak <ubizjak@gmail.com>
6677 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
6679 2016-03-02 Richard Biener <rguenther@suse.de>
6682 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
6684 2016-03-02 Marek Polacek <polacek@redhat.com>
6687 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
6688 "is promoted to" warning.
6690 2016-03-01 DJ Delorie <dj@redhat.com>
6692 * config.gcc: Deprecate mep-*.
6694 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
6697 * lra-constraints.c (regno_val_use_in): New.
6698 (match_reload): Use it instead of regno_use_in.
6700 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6702 PR rtl-optimization/70007
6703 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
6704 references present in REG_EQUAL notes attached to non-SET patterns.
6706 2016-03-01 Jeff Law <law@redhat.com>
6708 PR tree-optimization/69196
6709 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6710 Appropriately clamp the number of statements to copy when the
6711 thread path does not traverse a loop backedge.
6713 PR tree-optimization/69196
6714 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6715 Do count some PHIs in the thread path against the insn count. Decrease
6716 final statement count by one as the control statement in the last
6717 block will get removed. Remove special cased code for handling PHIs
6720 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
6723 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
6724 asm dialect alternatives to explicit GOTPCREL calls.
6726 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
6729 * ira.c (do_reload): Issue warning for generic stack checking here...
6730 * reload1.c (reload): ...instead of here and streamline it.
6732 2016-03-01 Nick Clifton <nickc@redhat.com>
6734 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
6736 2016-03-01 Richard Biener <rguenther@suse.de>
6738 PR tree-optimization/69983
6739 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
6740 types and fall back to operand_equal_p.
6742 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6745 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6747 * config/s390/constraints.md ("jm8"): New constraint.
6748 * config/s390/predicates.md ("const_int_8bitset_operand"): New
6750 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
6752 ("*setmem_long<setmem_and>"): New pattern.
6753 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
6755 ("*setmem_long_31z<setmem_and>"): New pattern.
6756 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
6757 New substitution rules with the required attributes.
6760 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6763 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6765 * gensupport.c (process_substs_on_one_elem): Split loop to
6766 complete mark_operands_used_in_match_dup on all expressions in the
6768 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6769 and remove function.
6771 2016-03-01 Richard Biener <rguenther@suse.de>
6774 * fold-const.c (fold_indirect_ref_1): Fix range checking for
6775 vector BIT_FIELD_REF extract.
6777 2016-03-01 Richard Biener <rguenther@suse.de>
6779 PR tree-optimization/69994
6780 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
6782 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
6784 PR tree-optimization/69956
6785 * tree-vect-stmts.c (supportable_widening_operation): Support
6786 multi-step conversion of boolean vectors.
6787 (supportable_narrowing_operation): Likewise.
6789 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6791 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
6794 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6796 * config/s390/subst.md (DSI_VI): New mode iterator.
6797 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
6798 * config/s390/vector.md ("vec_set<mode>"): Move expander before
6799 the insn definition.
6800 ("*vec_set<mode>"): Change predicate and add alternative to
6801 support only either register or const_int operands as element
6803 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
6805 ("vec_extract<mode>"): New expander.
6806 ("*vec_extract<mode>"): New insn definition supporting reg and
6807 const_int element selectors.
6808 ("*vec_extract<mode>_plus"): New insn definition supporting
6809 reg+const_int element selectors.
6810 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
6811 following expander+insn definition.
6812 ("<vec_shifts_name><mode>3"): New expander.
6813 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
6815 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6817 * config/s390/s390.md ("*tabort_1"): Change predicate to
6818 nonmemory_operand. Add a second alternative to cover
6819 register as well as const int operands.
6820 ("*tabort_1_plus"): New pattern definition.
6822 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6824 * config/s390/s390.md ("*ashrdi3_cc_31")
6825 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
6826 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
6827 Merge insn definitions into ...
6828 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6829 New pattern definition.
6830 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
6831 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
6832 ("*ashr<mode>3_and"): Merge insn definitions into ...
6833 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
6834 New pattern definition.
6835 * config/s390/subst.md ("addr_style_op_cc_subst")
6836 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
6837 substitutions patterns plus attributes.
6838 Add ashiftrt to SUBST iterator.
6840 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6842 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
6843 op2 to nonmemory_operand.
6844 ("*<shift>di3_31", "*<shift>di3_31_and"):
6845 Merge into single pattern definition ...
6846 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
6847 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
6848 pattern definition ...
6849 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
6850 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
6853 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6855 * config/s390/predicates.md (const_int_6bitset_operand): New
6857 * config/s390/s390.md: Include subst.md.
6858 ("rotl<mode>3"): New expander.
6859 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
6861 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
6862 * config/s390/subst.md: New file.
6864 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6866 * config/s390/s390.md ("op_type", "atype", "length" attributes):
6867 Remove RRR type. It doesn't really exist.
6868 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
6870 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
6871 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
6872 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
6873 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
6874 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
6875 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
6876 `enabled' attribute.
6878 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6880 * gensupport.c (process_substs_on_one_elem): Split loop to
6881 complete mark_operands_used_in_match_dup on all expressions in the
6883 (adjust_operands_numbers): Inline into process_substs_on_one_elem
6884 and remove function.
6886 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6889 * config/sparc/sparc.c (NWORDS_UP): Rename to...
6890 (CEIL_NWORDS): ...this. Use CEIL macro.
6891 (compute_fp_layout): Adjust to above renaming.
6892 (function_arg_union_value): Likewise.
6893 (sparc_arg_partial_bytes): Likewise.
6894 (sparc_function_arg_advance): Likewise.
6896 2016-02-29 Jeff Law <law@redhat.com>
6898 PR tree-optimization/70005
6899 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
6900 where an object with a boolean range is compared against a value
6903 PR tree-optimization/69999
6904 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
6905 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
6908 2016-02-29 Richard Biener <rguenther@suse.de>
6910 PR tree-optimization/69994
6911 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
6912 (get_unary_op): Look through nop conversions.
6913 (ops_equal_values_p): New function, look for equality diregarding
6915 (eliminate_plus_minus_pair): Use ops_equal_values_p
6916 (repropagate_negates): Do not use get_unary_op here.
6918 2016-02-29 Martin Liska <mliska@suse.cz>
6920 * system.h: Poison ENABLE_CHECKING macro.
6922 2016-02-29 Martin Liska <mliska@suse.cz>
6924 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
6925 is presented in dump flags.
6926 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
6927 (hsa_regalloc): Likewise.
6929 2016-02-19 Richard Biener <rguenther@suse.de>
6931 PR tree-optimization/69980
6932 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
6933 permutation of those we need to keep.
6935 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
6938 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
6939 (NWORDS_UP): ...this
6940 (init_cumulative_args): Minor tweaks.
6941 (sparc_promote_function_mode): Likewise.
6942 (scan_record_type): Delete.
6943 (traverse_record_type): New function template.
6944 (classify_data_t): New structure type.
6945 (classify_registers): New inline function.
6946 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
6947 exhausted. Instantiate traverse_record_type on classify_registers and
6948 deal with the case of a structure passed in slot #15 with no FP field
6950 (assign_data_t): New structure type.
6951 (compute_int_layout): New static function.
6952 (compute_fp_layout): Likewise.
6953 (count_registers): New inline function.
6954 (assign_int_registers): New static function.
6955 (assign_fp_registers): Likewise.
6956 (assign_registers): New inline function.
6957 (function_arg_record_value_1): Delete.
6958 (function_arg_record_value_2): Likewise.
6959 (function_arg_record_value_3): Likewise.
6960 (function_arg_record_value): Adjust to above changes. Instantiate
6961 traverse_record_type on count_registers to first count the number of
6962 registers to be used and then on assign_registers to assign them.
6963 (function_arg_union_value): Adjust to above renaming.
6964 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
6965 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
6966 case of a structure passed in slot #15
6967 (sparc_function_arg_advance): Likewise.
6968 (function_arg_padding): Minor tweak.
6970 2016-02-29 Richard Biener <rguenther@suse.de>
6972 PR tree-optimization/69720
6973 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
6974 the adjustment_def path for possibly vectorized defs.
6975 (vect_create_epilog_for_reduction): Handle vectorized initial
6978 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
6980 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
6982 2016-02-27 Jeff Law <law@redhat.com>
6985 2016-02-26 Richard Biener <rguenther@suse.de>
6986 Jeff Law <law@redhat.com>
6988 PR tree-optimization/69740
6989 * cfghooks.c (remove_edge): Request loop fixups if we delete
6990 an edge that might turn an irreducible loop into a natural
6993 2016-02-27 Jakub Jelinek <jakub@redhat.com>
6995 PR rtl-optimization/69896
6996 * tree-vect-generic.c (get_compute_type): Avoid single element
6999 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
7001 Rename the AArch64 tuning option and related functions to enable the
7002 Newton series for the reciprocal square root to reflect its
7003 approximative characteristic.
7005 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
7006 function to "aarch64_emit_approx_rsqrt".
7007 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
7008 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
7009 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
7010 (xgene1_tunings): Likewise.
7011 (use_rsqrt_p): Likewise.
7012 (aarch64_emit_swrsqrt): Use new function name.
7013 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
7014 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
7015 text explaining this option.
7016 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
7018 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7021 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7022 complain about -mallow-movmisalign without -mvsx if
7023 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
7025 2016-02-26 Joel Sherrill <joel@rtems.org>
7027 * config.gcc: Add x86_64-*-rtems*.
7028 * gcc/config/i386/rtems-64.h: New file.
7030 2016-02-26 Joel Sherrill <joel@rtems.org>
7032 * config.gcc: Add aarch64-*-rtems*.
7033 * gcc/config/aarch64/rtems.h: New file.
7035 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
7038 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
7039 shift amount using %h. Add comment.
7041 2016-02-26 Richard Biener <rguenther@suse.de>
7042 Jeff Law <law@redhat.com>
7044 PR tree-optimization/69740
7045 * cfghooks.c (remove_edge): Request loop fixups if we delete
7046 an edge that might turn an irreducible loop into a natural
7049 2016-02-26 Martin Jambor <mjambor@suse.cz>
7052 * tree-sra.c (sra_modify_assign): Do not remove loads of
7053 uninitialized aggregates to SSA_NAMEs.
7055 2016-02-26 Richard Henderson <rth@redhat.com>
7058 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
7059 pseudo in case the target rtx matches the source of the left
7062 2016-02-26 Martin Jambor <mjambor@suse.cz>
7065 * hsa.h (hsa_type_packed_p): Declare.
7066 * hsa.c (hsa_type_packed_p): New function.
7067 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
7069 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
7070 * hsa-brig.c (emit_basic_insn): Likewise.
7072 2016-02-26 Martin Jambor <mjambor@suse.cz>
7075 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
7077 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
7079 2016-02-26 Martin Jambor <mjambor@suse.cz>
7081 * hsa.h (is_a_helper): New overload for hsa_op_immed for
7082 hsa_op_with_type operands.
7083 (hsa_unsigned_type_for_type): Declare.
7084 * hsa.c (hsa_unsigned_type_for_type): New function.
7085 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
7086 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
7087 the finalizer. Do not emit extra move.
7089 2016-02-26 Martin Jambor <mjambor@suse.cz>
7091 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
7092 atomic operations in private segment.
7094 2016-02-26 Martin Jambor <mjambor@suse.cz>
7096 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
7097 statements to wi->info. Also disallow omp simd constructs.
7098 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
7099 for not gridifying. Dump special string for omp_for.
7101 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7104 * config/aarch64/aarch64.c (aarch64_set_current_function):
7105 Save/restore target globals when switching to
7106 target_option_default_node.
7108 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7111 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
7112 Return 0 if !SHIFT_COUNT_TRUNCATED.
7114 2016-02-26 Jakub Jelinek <jakub@redhat.com>
7115 Eric Botcazou <ebotcazou@adacore.com>
7117 PR rtl-optimization/69891
7118 * dse.c (scan_insn): If we can't figure out memset arguments
7119 or they are non-constant, call clear_rhs_from_active_local_stores.
7121 2016-02-26 Martin Liska <mliska@suse.cz>
7123 * doc/extend.texi: Mention clog10, clog10f an clog10l
7124 in Builtins section.
7126 2016-02-26 Martin Liska <mliska@suse.cz>
7128 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
7130 (resolve_args_picking_1): Likewise.
7131 * dwarf2out.h (struct GTY): Likewise.
7133 2016-02-26 Martin Liska <mliska@suse.cz>
7135 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
7137 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
7139 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
7140 Martin Liska <mliska@suse.cz>
7142 * doc/install.texi: Mention --enable-valgrind-annotations.
7144 2016-02-26 Richard Biener <rguenther@suse.de>
7146 PR tree-optimization/69551
7147 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
7148 looking through aliases adjust DECL_PT_UID to refer to the
7149 ultimate alias target.
7151 2016-02-25 Martin Liska <mliska@suse.cz>
7154 * alloc-pool.c (after_memory_report): New variable.
7155 * alloc-pool.h (base_pool_allocator ::release): Do not use
7156 the infrastructure if after_memory_report.
7157 * toplev.c (toplev::main): Mark after memory report.
7159 2016-02-25 Richard Biener <rguenther@suse.de>
7161 PR tree-optimization/48795
7162 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
7164 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
7167 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
7168 offloading is enabled and -fopenacc or -fopenmp is specified.
7169 (CRTOFFLOADEND): Likewise.
7170 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
7171 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
7172 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
7173 (offload_objects_file_name): New static var.
7174 (tool_cleanup): Remove offload_objects_file_name file.
7175 (find_offloadbeginend): Replace with ...
7176 (find_crtoffloadtable): ... this.
7177 (run_gcc): Remove offload_argc and offload_argv.
7178 Get offload_objects_file_name from -foffload-objects=... option.
7179 Read names of object files with offload from this file, pass them to
7180 compile_images_for_offload_targets. Don't call find_offloadbeginend and
7181 don't pass offloadbegin and offloadend to the linker. Don't pass
7182 offload non-LTO files to the linker, because now they're not claimed.
7184 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
7187 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7188 on builtin_unreachable.
7190 2016-02-25 Jakub Jelinek <jakub@redhat.com>
7192 PR rtl-optimization/69896
7193 * regcprop.c: Include cfgrtl.h.
7194 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
7195 than remembered mode, either delete it (if noop_move_p), or
7196 treat like copy_p but not noop_p instruction.
7198 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7201 * dwarf2out.c (gen_variable_die): Work around buggy LTO
7202 - allow NULL decl for Fortran DW_TAG_common_block variables.
7204 2016-02-24 Jason Merrill <jason@redhat.com>
7206 * common.opt (flifetime-dse): Add -flifetime-dse=1.
7208 2016-02-24 Richard Biener <rguenther@suse.de>
7209 Jakub Jelinek <jakub@redhat.com>
7212 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
7213 conditionally executed ops to well-defined overflow behavior.
7215 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7218 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
7221 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7223 PR rtl-optimization/69886
7224 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
7225 argument. Use it when checking validity of set instructions.
7226 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
7227 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
7229 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
7230 * store-motion.c (find_moveable_store): Update
7231 can_assign_to_reg_without_clobbers_p callsite.
7233 2016-02-24 Richard Biener <rguenther@suse.de>
7236 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
7238 (record_nonwrapping_iv): Do not fall back to the low/high bound
7239 for non-constant IV bases if the stmt is not always executed.
7241 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7243 * config/arm/arm-cores.def (cortex-a32): New entry.
7244 * config/arm/arm-tables.opt: Regenerate.
7245 * config/arm/arm-tune.md: Regenerate.
7246 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
7247 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
7248 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
7249 for -mcpu and -mtune.
7251 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7254 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
7255 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
7256 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
7257 (atomic_loaddi_1): Delete.
7258 (atomic_loaddi): Rewrite expander using the above changes.
7260 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7263 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
7266 2016-02-24 Jakub Jelinek <jakub@redhat.com>
7267 Richard Biener <rguenth@suse.de>
7270 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
7271 set_mem_attributes if tem is SSA_NAME which got expanded
7274 2016-02-24 Richard Biener <rguenther@suse.de>
7276 PR tree-optimization/69907
7277 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
7278 end of permutations for BB vectorization.
7280 2016-02-24 Christian Bruel <christian.bruel@st.com>
7282 * config/arm/arm-c.c (arm_option_override): Initialize
7283 target_option_current_node.
7284 * config/arm/arm.c (arm_pragma_target_parse): Replace
7285 build_target_option_node call by target_option_current_node.
7286 Set target_option_current_node.
7289 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
7292 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
7293 define_insn_and_split to define_insn.
7294 (zero_extendqi<mode>2_dot2): Same.
7295 (extendqi<mode>2_dot): Same.
7296 (extendqi<mode>2_dot2): Same.
7298 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7300 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
7301 and add bypass for AES{D,E} and AESMC pairs.
7302 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
7305 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
7307 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
7308 series for reciprocal square root in Exynos M1.
7310 2016-02-23 Martin Sebor <msebor@redhat.com>
7313 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
7314 __builtin_alloca_with_align.
7316 2016-02-23 Richard Henderson <rth@redhat.com>
7318 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
7319 (ix86_register_pragmas): Remove __seg_tls.
7320 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
7321 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
7322 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
7323 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
7324 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
7325 * doc/extend.texi (__seg_tls): Remove item.
7327 2016-02-23 Richard Biener <rguenther@suse.de>
7329 * alloc-pool.h (struct allocation_object): Make id member
7330 conditional on CHECKING_P again.
7331 (get_instance): Adjust.
7332 (base_pool_allocator): Likewise.
7334 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
7336 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
7337 (parallelize_loops): In OpenACC kernels mode, set n_threads to
7339 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
7341 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
7343 2016-02-23 Richard Biener <rguenther@suse.de>
7345 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
7346 * bitmap.h (struct bitmap_usage): Likewise.
7347 (bitmap_move): Declare.
7348 * bitmap.c (register_overhead): Take size_t argument.
7349 (bitmap_move): New function.
7350 * df-problems.c (df_rd_transfer_function): Use bitmap_move
7351 to properly account overhead.
7352 * tree.c (free_node): Use tree_size.
7354 2016-02-23 Jakub Jelinek <jakub@redhat.com>
7357 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
7358 when inverting comparison.
7361 * common.opt (Wunreachable-code): Add Warning flag.
7363 2016-02-23 Mark Wielaard <mjw@redhat.com>
7364 Jakub Jelinek <jakub@redhat.com>
7367 * cgraphunit.c (check_global_declaration): Check main_input_filename
7368 and DECL_SOURCE_FILE are not NULL.
7370 2016-02-23 Martin Jambor <mjambor@suse.cz>
7372 PR tree-optimization/69666
7373 * tree-sra.c (sra_modify_assign): Do not attempt to create
7374 default_def replacements for unscalarizable regions.
7376 2016-02-20 Mark Wielaard <mjw@redhat.com>
7379 * cgraphunit.c (check_global_declaration): Check level of
7380 warn_unused_const_variable and main_input_filename.
7381 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
7382 (-Wunused-variable): For C implies -Wunused-const-variable=1.
7383 (-Wunused-const-variable): Explain levels 1 and 2.
7385 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7388 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
7389 identical arguments. Formatting and spelling fixes.
7392 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
7397 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
7398 and m68k-devices.def.
7399 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
7400 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
7402 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
7404 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
7405 and HImode registers.
7407 2016-02-22 Richard Biener <rguenther@suse.de>
7409 PR tree-optimization/69882
7410 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
7411 preserve permutations present because of gaps.
7412 (vect_supported_load_permutation_p): Always continue checking
7413 permutations after vect_attempt_slp_rearrange_stmts.
7415 2016-02-22 Bin Cheng <bin.cheng@arm.com>
7417 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
7418 min_profitable_estimate, rather than min_profitable_iters.
7420 2016-02-22 Jakub Jelinek <jakub@redhat.com>
7423 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
7424 SImode for last match_operand.
7426 2016-02-22 Martin Liska <mliska@suse.cz>
7428 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
7429 return bitsize - 1 as the return value.
7431 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
7435 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
7436 Handle negative shift counts.
7437 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
7438 force_reg on the shift constant.
7439 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
7440 (lshrsi3_d): Handle negative shift counts.
7442 2016-02-22 Richard Biener <rguenther@suse.de>
7443 Tom de Vries <tom@codesourcery.com>
7445 * graph.c: Include dumpfile.h.
7446 (print_graph_cfg): Split into three overloads.
7447 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
7449 2016-02-22 Tom de Vries <tom@codesourcery.com>
7451 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
7454 2016-02-22 Richard Biener <rguenther@suse.de>
7457 * ipa-inline-transform.c (inline_call): When not updating
7458 overall summaries adjust self size by the growth estimate.
7459 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
7460 hash-set, do not update overall summaries here. Renamed from ...
7461 (inline_to_all_callers): ... this which is now wrapping the
7462 above and performing delayed overall summary update.
7463 (early_inline_small_functions): Delay updating of the overall
7466 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
7468 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
7471 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7474 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
7475 :%* in %:gt() argument.
7476 (greater_than_spec_func): Adjust for expecting only numbers,
7477 if there are more than two numbers, compare the last two.
7479 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
7481 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
7482 -Wnarrowing with -std.
7484 2016-02-19 Jakub Jelinek <jakub@redhat.com>
7487 * expr.c (store_field): Don't use bit-field path if exp is
7488 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
7489 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
7490 and the assignment can be performed by bitwise copy. Formatting
7494 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
7495 call copy_reg_eh_region_note_forward on before and/or after sequences
7496 and remove note from insn if it no longer can throw.
7499 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
7502 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7504 * config/s390/vector.md: Add missing commutative operand markers
7505 to the patterns which qualify for one.
7506 * config/s390/vx-builtins.md: Likewise.
7508 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7510 * config/s390/vector.md (VI, VI_QHS): Add single element vector
7511 types to mode iterators.
7512 (vec_double): ... and mode attribute.
7513 * config/s390/vx-builtins.md (non_vec_int): Likewise.
7515 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7517 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
7518 Change the predicate of op2 from nonimmediate to general and let
7519 reload fix it if necessary.
7521 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7523 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
7525 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7527 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
7530 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7532 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
7533 * config/s390/s390.c (s390_expand_vec_movstr): New function.
7534 * config/s390/s390.md ("movstr<P:mode>"): Call
7535 s390_expand_vec_movstr.
7537 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7539 * config/s390/s390.md: Add missing output modifier for operand 1
7540 to print it as address properly.
7542 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7544 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
7545 * config/s390/2964.md: New file.
7546 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
7547 of insn grouping attributes depending on the CPU level.
7548 (s390_get_unit_mask): New function.
7549 (s390_sched_score): Remove the OOO from the scheduling macros.
7550 Add loop to calculate a score for the instruction mix.
7551 (s390_sched_reorder): Likewise plus improve debug output.
7552 (s390_sched_variable_issue): Rename macros as above. Calculate
7553 the unit distances after actually scheduling an insn. Improve
7555 (s390_sched_init): Clear last_scheduled_unit_distance array.
7556 * config/s390/s390.md: Include 2964.md.
7558 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7561 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
7562 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
7563 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
7564 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
7565 *avx512f_<code>v8div16qi2_mask_1): New insns.
7567 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7570 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
7573 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
7574 earlyclobber from target. Use wF constraint for fused memory
7576 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
7578 2016-02-18 Jakub Jelinek <jakub@redhat.com>
7579 Martin Liska <mliska@suse.cz>
7582 * cfgexpand.c (asan_sanitize_stack_p): New function.
7583 (partition_stack_vars): Use the function.
7584 (expand_stack_vars): Likewise.
7585 (defer_stack_allocation): Likewise.
7586 (expand_used_vars): Likewise.
7588 2016-02-18 Richard Biener <rguenther@suse.de>
7591 * fold-const.c (operand_equal_p): Properly compare offsets for
7592 IMAGPART_EXPR and ARRAY_REF.
7594 2016-02-18 Nick Clifton <nickc@redhat.com>
7598 * config/arm/arm.c (arm_option_override_internal): Disable
7599 interworking if the target does not support thumb instructions.
7600 (arm_reload_in_hi): Handle the case where a register to register
7601 move needs reloading because there is no simple pattern to handle
7603 (arm_reload_out_hi): Likewise.
7605 2016-02-18 Richard Biener <rguenther@suse.de>
7608 * match.pd: Don't use fold_binary or fold_unary for folding
7611 2016-02-17 Jakub Jelinek <jakub@redhat.com>
7614 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
7615 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
7616 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
7617 warn on gimple_no_warning_p statements.
7619 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
7621 * doc/extend.texi (C++ Attributes): Correct description of
7622 warn_unused type attribute.
7624 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7626 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
7627 correct instruction.
7629 2016-02-17 Richard Biener <rguenther@suse.de>
7631 PR rtl-optimization/69609
7632 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
7633 (find_traces_1_round): When ending a trace update cached priority
7635 (bb_to_key): Use cached priority when available.
7636 (copy_bb): Initialize cached priority.
7637 (reorder_basic_blocks_software_trace_cache): Likewise.
7639 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7642 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
7644 (aarch64_comparison_operator): Break overly long line into two.
7645 (aarch64_comparison_operation): Likewise.
7646 * config/aarch64/aarch64.md (cstorecc4): Use
7647 aarch64_comparison_operator_mode instead of
7648 aarch64_comparison_operator.
7649 (cstore<mode>4): Likewise.
7650 (aarch64_cstore<mode>): Likewise.
7651 (*cstoresi_insn_uxtw): Likewise.
7652 (cstore<mode>_neg): Likewise.
7653 (*cstoresi_neg_uxtw): Likewise.
7655 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7658 * config/arm/predicates.md (arm_comparison_operator_mode):
7660 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
7661 instead of arm_comparison_operator.
7662 (*mov_negscc): Likewise.
7663 (*mov_notscc): Likewise.
7664 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
7665 (*thumb2_mov_negscc): Likewise.
7666 (*thumb2_mov_negscc_strict_it): Likewise.
7667 (*thumb2_mov_notscc): Likewise.
7668 (*thumb2_mov_notscc_strict_it): Likewise.
7670 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
7672 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
7675 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
7677 * config/visium/visium.c (machine_libfunc_index): New enum.
7678 (machine_libfuncs): New structure.
7679 (visium_libfuncs): New static variable.
7680 (TARGET_INIT_LIBFUNCS): Define to...
7681 (visium_init_libfuncs): ...this. New function.
7682 (expand_block_move_4): Use the appropriate libfunc.
7683 (expand_block_move_2): Likewise.
7684 (expand_block_move_1): Likewise.
7685 (expand_block_set_4): Likewise.
7686 (expand_block_set_2): Likewise.
7687 (expand_block_set_1): Likewise.
7688 (visium_trampoline_init): Likewise.
7690 2016-02-17 Nick Clifton <nickc@redhat.com>
7692 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
7693 TI's devices.csv file as of March 2016.
7695 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
7698 * opts-global.c (handle_common_deferred_options): Introduce and
7699 initialize two global variables to remember command-line options
7700 specifying a stack-limiting register.
7701 * opts.h: Add extern declarations of the two new global variables.
7702 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
7703 variable based on the values of the two new global variables.
7705 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7708 * common.opt (Wnonnull-compare): New warning.
7709 * doc/invoke.texi (-Wnonnull): Remove text about comparison
7710 of arguments against NULL.
7711 (-Wnonnull-compare): Document.
7712 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
7713 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
7714 * passes.def (pass_warn_nonnull_compare): Add.
7715 * gimple-ssa-nonnull-compare.c: New file.
7717 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7719 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
7720 AARCH64_EXTRA_TUNE_RECIP_SQRT.
7722 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7724 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
7725 reciprocal sqrt for -mlow-precision-recip-sqrt.
7727 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7728 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7730 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
7731 always use lane loads to construct non-constant vectors.
7733 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
7735 * config/aarch64/aarch64.md
7736 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
7737 constraints for operand 3.
7738 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
7740 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7741 Richard Biener <rguenther@suse.de>
7743 PR tree-optimization/69820
7744 * tree-vect-patterns.c (type_conversion_p): Return false if
7745 *orig_type is unsigned single precision or boolean.
7746 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
7749 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7751 PR rtl-optimization/69764
7752 PR rtl-optimization/69771
7753 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
7754 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
7756 2016-02-16 Richard Biener <rguenther@suse.de>
7758 PR tree-optimization/69776
7759 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
7761 (indirect_refs_may_alias_p): Likewise.
7762 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
7763 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
7764 according to tbaa_p.
7765 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
7766 (optimize_stmt): For redundant store discovery do not allow tbaa.
7768 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
7770 PR tree-optimization/69714
7771 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
7772 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
7774 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
7776 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
7777 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
7778 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
7779 * config/arc/arc.c (arc_init): Check FPU options.
7780 (get_arc_condition_code): Handle new CC_FPU* modes.
7781 (arc_select_cc_mode): Likewise.
7782 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
7783 register pair only. Allow access for ARCv2 accumulator.
7784 (gen_compare_reg): Whenever we have FPU support use FPU compare
7786 (arc_reorg): Don't generate brcc insns when FPU compare
7787 instructions are involved.
7788 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
7789 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
7790 floating point emulation.
7791 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
7792 (REVERSE_CONDITION): Add new CC_FPU* modes.
7793 (TARGET_FP_SP_BASE): Define.
7794 (TARGET_FP_DP_BASE): Likewise.
7795 (TARGET_FP_SP_FUSED): Likewise.
7796 (TARGET_FP_DP_FUSED): Likewise.
7797 (TARGET_FP_SP_CONV): Likewise.
7798 (TARGET_FP_DP_CONV): Likewise.
7799 (TARGET_FP_SP_SQRT): Likewise.
7800 (TARGET_FP_DP_SQRT): Likewise.
7801 (TARGET_FP_DP_AX): Likewise.
7802 * config/arc/arc.md (ARCV2_ACC): New constant.
7803 (type): New fpu type attribute.
7804 (SDF): Conditional iterator.
7805 (cstore<mode>, cbranch<mode>): Change expand condition.
7806 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
7807 handles FPU/FPX cases as well.
7808 * config/arc/arc.opt (mfpu): New option.
7809 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
7811 (adddf3, muldf3, subdf3): Removed.
7812 * config/arc/predicates.md (proper_comparison_operator): Recognize
7814 * config/arc/fpu.md: New file.
7815 * doc/invoke.texi (ARC Options): Document mfpu option.
7817 2016-02-16 Richard Biener <rguenther@suse.de>
7819 PR rtl-optimization/69291
7820 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
7821 noce_operand_ok check.
7823 2016-02-16 Tom de Vries <tom@codesourcery.com>
7826 * omp-low.c (simd_clone_create): Remove call to
7827 symtab->call_cgraph_insertion_hooks.
7829 2016-02-16 Jakub Jelinek <jakub@redhat.com>
7831 PR tree-optimization/69802
7832 * tree-ssa-reassoc.c (update_range_test): If op is
7833 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
7834 op == 1 test of precision 1 integral op, otherwise handle
7835 that case as op itself. Fix up formatting.
7836 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
7839 2016-02-16 Richard Biener <rguenther@suse.de>
7841 PR tree-optimization/69586
7842 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
7843 types for conversion sources.
7845 2016-02-16 Richard Biener <rguenther@suse.de>
7848 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
7849 mask OEP_ADDRESS_OF.
7851 2016-02-16 Alan Modra <amodra@gmail.com>
7854 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
7855 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
7856 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
7858 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
7859 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
7860 (p8_fmrgow_<mode>): Likewise.
7861 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
7863 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
7864 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
7865 to use movdi_internal64. Remove op0_di.
7866 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
7868 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
7870 Add support for the FCCMP insn types
7872 * config/aarch64/aarch64.md (fccmp): Change insn type.
7874 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
7875 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
7876 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
7877 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
7878 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
7879 * config/arm/types.md (fccmps): Add new insn type.
7882 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
7884 * alias.c (get_alias_set): Fix a typo in comment.
7886 2016-02-15 Richard Biener <rguenther@suse.de>
7888 PR tree-optimization/69595
7889 * match.pd: Complete range test simplification to true.
7891 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
7893 PR rtl-optimization/69648
7894 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
7895 pic_offset_table_rtx.
7897 PR rtl-optimization/69752
7898 * ira.c (update_equiv_regs): When looking for more than a single SET,
7899 also take other side effects into account.
7901 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7903 * config/s390/s390.c (s390_function_profiler): Add a new sequence
7904 for z900+ CPUs in 31-bit mode.
7906 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
7908 * common/config/s390/s390-common.c (s390_supports_split_stack):
7910 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
7911 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
7912 * config/s390/s390.c (struct machine_function): New field
7913 split_stack_varargs_pointer.
7914 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
7915 in s390_emit_prologue.
7916 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
7918 (morestack_ref): New global.
7919 (SPLIT_STACK_AVAILABLE): New macro.
7920 (s390_expand_split_stack_prologue): New function.
7921 (s390_live_on_entry): New function.
7922 (s390_va_start): Use split-stack vararg pointer if appropriate.
7923 (s390_asm_file_end): Emit the split-stack note sections.
7924 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
7925 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
7926 (UNSPECV_SPLIT_STACK_CALL): New unspec.
7927 (UNSPECV_SPLIT_STACK_DATA): New unspec.
7928 (split_stack_prologue): New expand.
7929 (split_stack_space_check): New expand.
7930 (split_stack_data): New insn.
7931 (split_stack_call): New expand.
7932 (split_stack_call_*): New insn.
7933 (split_stack_cond_call): New expand.
7934 (split_stack_cond_call_*): New insn.
7936 2016-02-15 Richard Biener <rguenther@suse.de>
7938 PR tree-optimization/69783
7939 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
7940 Add trivially correct cases.
7942 2016-02-15 Tom de Vries <tom@codesourcery.com>
7945 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
7947 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
7949 2016-02-15 Richard Biener <rguenther@suse.de>
7951 PR tree-optimization/69776
7952 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7953 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
7954 indicate whether we can use TBAA to disambiguate against stores.
7955 Use alias-set zero if not.
7956 (visit_reference_op_store): Do not use TBAA when looking up
7958 * tree-ssa-pre.c (compute_avail): Use TBAA here.
7959 (eliminate_dom_walker::before_dom_children): But not when looking
7960 up redundant stores.
7962 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
7964 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
7966 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7968 * config/i386/znver1.md
7969 (znver1_pop, znver1_pop_mem,
7970 znver1_load_imov_double_store,
7971 znver1_load_imov_direct_store,
7972 znver1_load_imov_direct_load,
7973 znver1_load_imov_double_load): Add new.
7974 (znver1_insn, znver1_insn_load): Add icmov type.
7976 znver1_sseavx_fma_load,
7978 znver1_avx256_fma_load): Fix pipe usage.
7980 2016-02-14 Alan Modra <amodra@gmail.com>
7983 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
7984 with an invalid hard reg, reload just the reg not the entire
7985 pre/post-inc/dec address expression.
7987 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7990 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
7991 fixed R1_REG scratch reg.
7992 (sibcall_value_pcrel_fdpic): Likewise.
7994 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
7998 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
8000 2016-02-12 Walter Lee <walt@tilera.com>
8002 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
8003 * config/tilegx/t-tilegx: Likewise.
8005 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8008 * diagnostic-show-locus.c (struct line_span): New struct.
8009 (layout::get_first_line): Delete.
8010 (layout::get_last_line): Delete.
8011 (layout::get_num_line_spans): New member function.
8012 (layout::get_line_span): Likewise.
8013 (layout::print_heading_for_line_span_index_p): Likewise.
8014 (layout::get_expanded_location): Likewise.
8015 (layout::calculate_line_spans): Likewise.
8016 (layout::m_first_line): Delete.
8017 (layout::m_last_line): Delete.
8018 (layout::m_line_spans): New field.
8019 (layout::layout): Update comment. Replace m_first_line and
8020 m_last_line with m_line_spans, replacing their initialization
8021 with a call to calculate_line_spans.
8022 (diagnostic_show_locus): When printing source lines and
8023 annotations, rather than looping over a single span
8024 of lines, instead loop over each line_span within
8025 the layout, with an inner loop over the lines within them.
8026 Call the context's start_span callback when changing line spans.
8027 * diagnostic.c (diagnostic_initialize): Initialize start_span.
8028 (diagnostic_build_prefix): Break out the building of the location
8029 part of the string into...
8030 (diagnostic_get_location_text): ...this new function, rewriting
8031 it from nested ternary expressions to a sequence of "if"
8033 (default_diagnostic_start_span_fn): New function.
8034 * diagnostic.h (diagnostic_start_span_fn): New typedef.
8035 (diagnostic_context::start_span): New field.
8036 (default_diagnostic_start_span_fn): New prototype.
8038 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8041 * gcc.c (driver::finalize): Fix cleanup of "specs".
8043 2016-02-12 David Malcolm <dmalcolm@redhat.com>
8047 * gcc.c (driver::driver): Initialize m_option_suggestions.
8048 (driver::~driver): Clean up m_option_suggestions.
8049 (suggest_option): Convert to...
8050 (driver::suggest_option): ...this, and split out into
8051 driver::build_option_suggestions and find_closest_string.
8052 (driver::build_option_suggestions): New function, from
8053 first half of suggest_option. Special-case
8054 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
8055 the sanitizer_opts array. For options of enum types, add the
8056 various enum values to the candidate strings.
8057 (driver::handle_unrecognized_options): Remove "const".
8058 * gcc.h (driver::handle_unrecognized_options): Likewise.
8059 (driver::build_option_suggestions): New decl.
8060 (driver::suggest_option): New decl.
8061 (driver::m_option_suggestions): New field.
8062 * opts-common.c (add_misspelling_candidates): New function.
8063 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
8064 and make non-static.
8065 * opts.h (sanitizer_opts): New array decl.
8066 (add_misspelling_candidates): New function decl.
8067 * spellcheck.c (find_closest_string): New function.
8068 * spellcheck.h (find_closest_string): New function decl.
8070 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8072 PR rtl-optimization/69764
8073 PR rtl-optimization/69771
8074 * optabs.c (expand_binop_directly): For shift_optab_p, force
8075 convert_modes with VOIDmode if xop1 has VOIDmode.
8077 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
8080 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
8081 to correctly determine instrumentation thunks.
8083 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8086 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
8087 type by reference, force lhs on the call.
8090 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
8091 Compute retval and retbnd early in all cases if split_part_return_p
8092 and return_bb is not EXIT. Remove all clobber stmts and reset
8093 all debug stmts that refer to SSA_NAMEs defined in split part,
8094 except if it is retval, in that case replace the old retval with the
8095 lhs of the call to the split part.
8097 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8100 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8103 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8104 whose result is used in PHI.
8105 (maybe_optimize_range_tests): Likewise.
8106 (final_range_test_p): Likweise.
8108 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
8111 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
8112 whose result is used in PHI.
8113 (maybe_optimize_range_tests): Likewise.
8114 (final_range_test_p): Likweise.
8116 2016-02-12 Jakub Jelinek <jakub@redhat.com>
8118 * cgraph.c: Spelling fixes - behaviour -> behavior and
8119 neighbour -> neighbor.
8120 * target.def: Likewise.
8121 * sel-sched.c: Likewise.
8122 * config/mips/mips.c: Likewise.
8123 * config/arc/arc.md: Likewise.
8124 * config/arm/cortex-a57.md: Likewise.
8125 * config/arm/arm.c: Likewise.
8126 * config/arm/neon.md: Likewise.
8127 * config/arm/arm-c.c: Likewise.
8128 * config/vms/vms-c.c: Likewise.
8129 * config/s390/s390.c: Likewise.
8130 * config/i386/znver1.md: Likewise.
8131 * config/i386/i386.c: Likewise.
8132 * config/ia64/hpux-unix2003.h: Likewise.
8133 * config/msp430/msp430.md: Likewise.
8134 * config/rx/rx.c: Likewise.
8135 * config/rx/rx.md: Likewise.
8136 * config/aarch64/aarch64-simd.md: Likewise.
8137 * config/aarch64/aarch64.c: Likewise.
8138 * config/nvptx/nvptx.c: Likewise.
8139 * config/bfin/bfin.c: Likewise.
8140 * config/cris/cris.opt: Likewise.
8141 * config/rs6000/rs6000.c: Likewise.
8142 * target.h: Likewise.
8143 * spellcheck.c: Likewise.
8144 * ira-build.c: Likewise.
8145 * tree-inline.c: Likewise.
8146 * builtins.c: Likewise.
8147 * lra-constraints.c: Likewise.
8148 * explow.c: Likewise.
8149 * hwint.h: Likewise.
8150 * targhooks.c: Likewise.
8151 * tree-vect-data-refs.c: Likewise.
8153 * doc/tm.texi: Likewise.
8154 * doc/extend.texi: Likewise.
8155 * doc/install.texi: Likewise.
8156 * doc/md.texi: Likewise.
8157 * tree-ssa-tail-merge.c: Likewise.
8158 * sched-int.h: Likewise.
8159 * match.pd: Likewise.
8160 * sched-ebb.c: Likewise.
8161 * target.def (omit_struct_return_reg): Likewise.
8162 * gimple-ssa-isolate-paths.c: Likewise.
8163 (find_implicit_erroneous_behaviour): Renamed to...
8164 (find_implicit_erroneous_behavior): ... this.
8165 (find_explicit_erroneous_behaviour): Renamed to...
8166 (find_explicit_erroneous_behavior): ... this.
8167 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
8169 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
8171 PR rtl-optimization/64682
8172 PR rtl-optimization/69567
8173 PR rtl-optimization/69737
8174 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
8175 in I2 as well, just lose it.
8177 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8179 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
8181 (aarch64_last_printed_tune_string): Likewise.
8182 (aarch64_declare_function_name): Only output .arch assembler
8183 directive if it will be different from the previously output
8184 directive. Same for .tune comment but only if -dA is set.
8185 (aarch64_start_file): New function.
8186 (TARGET_ASM_FILE_START): Define.
8188 2016-02-11 David Malcolm <dmalcolm@redhat.com>
8191 * Makefile.in (PLUGIN_HEADERS): Add params.list.
8193 2016-02-11 Jakub Jelinek <jakub@redhat.com>
8196 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
8197 -Wmaybe-uninitialized warning.
8199 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
8202 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
8204 2016-02-11 Richard Biener <rguenther@suse.de>
8206 PR rtl-optimization/69291
8207 * ifcvt.c (noce_try_store_flag_constants): Do not allow
8208 subexpressions affected by changing the result.
8210 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
8213 * lra-constraints.c (curr_insn_transform): Find in/out operands
8214 for secondary memory moves. Update dups.
8216 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8218 PR tree-optimization/69652
8219 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
8220 to nested loop, did source re-formatting, skip debug statements,
8221 add check on statement with volatile operand, remove dead scalar
8224 2016-02-10 Jakub Jelinek <jakub@redhat.com>
8225 Patrick Palka <ppalka@gcc.gnu.org>
8229 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
8230 calls if the return type is TREE_ADDRESSABLE.
8231 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
8232 * ipa-split.c (split_function): Fix doubled "we" in comment.
8233 Use void return type for the split part even if
8234 !split_point->split_part_set_retval.
8236 2016-02-10 Bin Cheng <bin.cheng@arm.com>
8238 PR tree-optimization/68021
8239 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
8240 when computing the value of biv cand by itself.
8242 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8244 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
8245 (cortexa57_tunings): Likewise.
8246 (cortexa72_tunings): Likewise.
8247 (arch_macro_fusion_pair_p): Add support for AES fusion.
8248 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
8249 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
8250 Allow virtual registers before reload so early scheduling works.
8251 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
8252 correct latency and pipeline.
8253 (cortex_a57_crypto_complex): Likewise.
8254 (cortex_a57_crypto_xor): Likewise.
8255 (define_bypass): Add AES bypass.
8257 2016-02-10 Richard Biener <rguenther@suse.de>
8259 PR tree-optimization/69726
8260 * passes.def: Add DCE pass before late uninit.
8261 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
8262 really fixup if-conversions job.
8264 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
8266 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
8267 (arm_cortex_a57_tune): Likewise.
8268 (aarch_macro_fusion_pair_p): Add support for AES fusion.
8269 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
8271 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
8273 * timevar.def (TV_PHASE_DBGINFO): Delete.
8274 (TV_PHASE_CHECK_DBGINFO): Likewise.
8275 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
8277 2016-02-10 Richard Biener <rguenther@suse.de>
8279 PR tree-optimization/69719
8280 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8281 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
8283 2016-02-09 Andrew Pinski <apinski@cavium.com>
8286 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
8287 get_vcond_mask_icode returns false.
8289 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8292 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
8293 an ADDIS that adds a pointer to a large constant that sets the
8294 upper16 bits with a load operation.
8296 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8299 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
8301 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
8303 (vzipq_s16): Likewise.
8304 (vzipq_s32): Likewise.
8305 (vzipq_f32): Likewise.
8306 (vzipq_u8): Likewise.
8307 (vzipq_u16): Likewise.
8308 (vzipq_u32): Likewise.
8309 (vzipq_p8): Likewise.
8310 (vzipq_p16): Likewise.
8312 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
8315 * config/arm/arm.c (neon_endian_lane_map): New function.
8316 (neon_vector_pair_endian_lane_map): New function.
8317 (arm_evpc_neon_vuzp): Allow for big endian lane order.
8318 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
8320 (vuzpq_s16): Likewise.
8321 (vuzpq_s32): Likewise.
8322 (vuzpq_f32): Likewise.
8323 (vuzpq_u8): Likewise.
8324 (vuzpq_u16): Likewise.
8325 (vuzpq_u32): Likewise.
8326 (vuzpq_p8): Likewise.
8327 (vuzpq_p16): Likewise.
8329 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
8332 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
8335 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
8337 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
8338 truncate const_int operand 1 to QImode.
8340 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
8342 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
8343 corresponding to an abnormal edge.
8345 2016-02-09 Tom de Vries <tom@codesourcery.com>
8347 PR tree-optimization/69599
8348 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
8350 (find_func_aliases_for_builtin_call, find_func_clobbers)
8351 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
8354 2016-02-09 Richard Biener <rguenther@suse.de>
8356 PR tree-optimization/69715
8357 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
8358 LHS on calls as non-rewritable.
8360 2016-02-09 Tom de Vries <tom@codesourcery.com>
8363 * lto-wrapper.c (append_diag_options): New function.
8364 (compile_offload_image): Call append_diag_options.
8366 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
8369 * doc/extend.texi (Flag Output Operands): Correct sectioning.
8370 Minor copy-edit to fix verb tenses.
8372 2016-02-08 Jakub Jelinek <jakub@redhat.com>
8374 PR tree-optimization/69209
8375 * ipa-split.c (split_function): If split part is not
8376 returning retval, retval has gimple type but is not
8377 gimple value, force it into a SSA_NAME first.
8379 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
8381 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
8384 2016-02-08 Jason Merrill <jason@redhat.com>
8387 * convert.c (convert_to_integer_1): Check dofold on truncation
8389 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
8390 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
8391 Rename from *_nofold.
8392 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
8393 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
8395 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
8398 * tree.c (build_common_tree_nodes): Remove short_double argument.
8399 All callers changed.
8400 * tree.h (build_common_tree_nodes): Adjust declaration.
8401 * doc/invoke.texi (-fshort-double): Remove documentation.
8402 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8403 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
8404 * lto-wrapper.c (merge_and_complain, append_compiler_options)
8405 (append_linker_options): Don't handle OPT_fshort_double.
8407 PR rtl-optimization/68730
8408 * lra-remat.c (insn_to_cand_activation): New static variable.
8409 (lra_remat): Allocate and free it.
8410 (create_cand): New arg activation. Initialize a field in
8411 insn_to_cand_activation if it is nonnull.
8412 (create_cands): Pass the activation insn to create_cand when making
8413 a candidate involving an output reload. Reorganize code a little.
8414 (do_remat): Keep track of active status of candidates in a separate
8417 2016-02-08 Richard Biener <rguenther@suse.de>
8419 PR tree-optimization/69719
8420 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
8421 Properly use absolute of the difference of the two offsets to
8422 compare or adjust the segment length.
8424 2016-02-08 Richard Biener <rguenther@suse.de>
8425 Jeff Law <law@redhat.com>
8428 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
8429 types for anonymous SSA names.
8431 2016-02-08 Richard Biener <rguenther@suse.de>
8433 PR rtl-optimization/69274
8434 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
8436 2016-02-08 Jeff Law <law@redhat.com>
8438 PR tree-optimization/65917
8439 * tree-ssa-dom.c (record_temporary_equivalences): Record both
8440 equivalences from if (x == y) style conditionals.
8441 (loop_depth_of_name): Remove.
8442 (record_equality): Remove loop depth check.
8443 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
8444 (const_and_copies::record_const_or_copy_raw): New member function.
8445 * tree-ssa-scopedtables.c
8446 (const_and_copies::record_const_or_copy_raw): New, factored out of
8447 (const_and_copies::record_const_or_copy): Call new member function.
8449 2016-02-05 Jeff Law <law@redhat.com>
8451 PR tree-optimization/68541
8452 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
8453 (count_stmts_in_block): New function.
8454 (poor_ifcvt_candidate_code): Likewise.
8455 (is_feasible_trace): Add some heuristics to determine when path
8456 splitting is profitable.
8457 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
8458 is a diamond with a single exit.
8460 2016-02-05 Martin Sebor <msebor@redhat.com>
8463 * doc/invoke.texi: Update -Wplacement-new to take an optional
8466 2016-02-06 Richard Henderson <rth@redhat.com>
8469 * tree.c (tree_nop_conversion_p): Do not strip casts into or
8470 out of non-standard address spaces.
8472 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8474 PR rtl-optimization/69691
8475 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
8477 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
8479 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
8480 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
8481 (*ieee128_mfvsrd_64bit): Likewise.
8482 (*ieee128_mfvsrd_32bit): Likewise.
8484 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
8488 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8490 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8491 instrumented_version.
8493 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
8495 * doc/invoke.texi (Optimize Options): In table of --param options
8496 rename second occurrence of tracer-min-branch-ratio to
8497 tracer-min-branch-probability, rename
8498 tracer-min-branch-ratio-feedback to
8499 tracer-min-branch-probability-feedback and clarify description,
8500 rename sched-spec-state-edge-prob-cutoff to
8501 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
8502 to selsched-insns-to-rename, rename lto-minpartition to
8503 lto-min-partition, delete reorder-blocks-duplicate and
8504 reorder-blocks-duplicate-feedback.
8506 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8508 * config/s390/s390.c (s390_register_info_set_ranges): Remove
8511 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
8513 * doc/extend.texi: S/390: Correct some typos.
8515 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8517 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
8519 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8522 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
8523 (s390_register_info_gprtofpr): Use new macros above.
8524 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
8526 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
8527 its name. Adjust restore and save gpr ranges.
8528 (s390_register_info_set_ranges): New function.
8529 (s390_register_info): Use new macros above. Call
8530 s390_register_info_set_ranges.
8531 (s390_optimize_register_info): Likewise.
8532 (s390_hard_regno_rename_ok): Use new macros.
8533 (s390_hard_regno_scratch_ok): Likewise.
8534 (s390_emit_epilogue): Likewise.
8535 (s390_can_use_return_insn): Likewise.
8536 (s390_optimize_prologue): Likewise.
8537 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
8539 2016-02-05 Jakub Jelinek <jakub@redhat.com>
8542 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
8544 (ix86_option_override_internal): Disable TARGET_STV even for
8545 -m{incoming,preferred}-stack-boundary=3.
8547 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8549 * config.gcc: Mark deprecated rtems targets as obsolete.
8551 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
8553 PR rtl-optimization/64682
8554 PR rtl-optimization/69567
8555 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
8556 before I2 only if the register is both used and set in I2.
8558 2016-02-04 DJ Delorie <dj@redhat.com>
8560 * config/msp430/msp430.c (msp430_start_function): Add function type.
8562 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8565 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
8567 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
8569 PR rtl-optimization/69577
8571 2015-10-29 Richard Henderson <rth@redhat.com>
8575 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
8576 sse check to the exact conditions of PR 67609.
8578 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
8581 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
8582 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
8583 not allowed into the traditional Altivec registers.
8584 (movtd_64bit_nodm): Likewise.
8585 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
8587 2016-02-04 David Malcolm <dmalcolm@redhat.com>
8589 * config/aarch64/cortex-a57-fma-steering.c
8590 (aarch64_register_fma_steering): Remove "static" from arguments
8593 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
8596 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
8599 2016-02-04 Mike Frysinger <vapier@gentoo.org>
8601 * doc/invoke.texi: Delete -mno-fma4.
8603 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
8605 PR rtl-optimization/69577
8606 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
8607 (find_subregs_of_mode): Update accordingly. Iterate over partial
8610 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
8612 * config/arm/arm-protos.h (neon_reinterpret): Remove.
8613 * config/arm/arm.c (neon_reinterpret): Remove.
8614 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
8615 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
8616 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
8617 vreinterpretti): Remove.
8618 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
8619 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
8620 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
8621 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
8622 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
8623 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
8624 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
8625 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
8626 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
8627 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
8628 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
8629 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
8630 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
8631 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
8632 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
8633 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
8634 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
8635 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
8636 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
8637 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
8638 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
8639 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
8640 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
8641 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
8642 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
8643 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
8644 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
8645 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
8646 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
8647 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
8648 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
8649 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
8650 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
8651 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
8652 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
8653 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
8654 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
8655 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
8656 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
8657 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
8658 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
8659 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
8660 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
8661 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
8662 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
8663 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
8664 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
8665 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
8666 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
8667 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
8668 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
8669 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
8670 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
8671 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
8672 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
8673 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
8674 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
8675 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
8676 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
8677 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
8678 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
8679 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
8680 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
8681 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
8682 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
8683 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
8684 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
8685 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
8686 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
8687 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
8688 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
8689 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
8690 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
8691 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
8692 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
8693 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
8694 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
8695 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
8696 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
8697 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
8698 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
8699 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
8700 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
8701 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
8702 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
8703 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
8704 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
8705 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
8706 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
8707 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
8708 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
8709 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
8710 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
8711 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
8712 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
8713 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
8714 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
8715 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
8716 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
8717 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
8718 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
8719 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
8720 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
8722 2016-02-04 Martin Liska <mliska@suse.cz>
8725 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
8726 that are gimple_store_p.
8727 (maybe_instrument_call): Likewise.
8729 2016-02-04 Bin Cheng <bin.cheng@arm.com>
8731 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
8732 register scaling out of memory reference and comment why.
8734 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8738 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
8739 folding the source of a SET.
8741 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8745 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
8746 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
8748 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
8752 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
8755 2016-02-04 Christian Bruel <christian.bruel@st.com>
8757 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
8758 * config/arm/arm.c (arm_set_current_function): Likewise.
8760 2016-02-04 Jakub Jelinek <jakub@redhat.com>
8761 Ilya Enkovich <enkovich.gnu@gmail.com>
8762 H.J. Lu <hongjiu.lu@intel.com>
8765 * config/i386/i386.c (convert_scalars_to_vector): Remove
8766 stack alignment fixes.
8767 (ix86_option_override_internal): Disable TARGET_STV if stack
8768 might not be aligned enough.
8769 (ix86_minimum_alignment): Assert that TARGET_STV is false.
8771 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
8773 * gcc/config/i386/x86-tune.def: Disable default prefetching
8776 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
8777 Vladimir Makarov <vmakarov@redhat.com>
8780 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
8781 in validating fused toc addresses.
8783 2016-02-03 Jakub Jelinek <jakub@redhat.com>
8786 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
8787 range->m_caret fields if range->m_show_caret_p is false.
8790 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8791 Force oldval into register if it does not satisfy reg_or_short_operand
8792 predicate. Fix up formatting.
8794 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
8795 Alexandre Oliva <aoliva@redhat.com>
8798 * lra-constraints.c (simplify_operand_subreg): Check additionally
8799 address validity after potential reloading.
8800 (process_address_1): Check insns validity. In case of failure do
8803 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
8806 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
8809 2016-02-02 Jakub Jelinek <jakub@redhat.com>
8811 * wide-int.cc (canonize_uhwi): New function.
8812 (wi::divmod_internal): Use it.
8814 2016-02-02 James Norris <jnorris@codesourcery.com
8816 * gimplify.c (omp_notice_variable): Add usage check.
8818 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
8820 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
8821 like LE, GE, LT, GT when emitting relational operator.
8823 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8825 * ira-costs.c (find_costs_and_classes): Add extra argument.
8826 * target.def (ira_change_pseudo_allocno_class): Add parameter.
8827 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
8828 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
8829 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
8830 Add best_class parameter, and return it if not ALL_REGS.
8831 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
8833 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
8836 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
8838 * config/aarch64/aarch64.c
8839 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
8840 (aarch64_ira_change_pseudo_allocno_class): New function.
8842 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
8845 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
8847 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8849 * config/avr/avr.c (avr_option_override): Set
8850 PARAM_ALLOW_STORE_DATA_RACES to 1.
8852 2016-02-02 Richard Biener <rguenther@suse.de>
8854 PR tree-optimization/69595
8855 * match.pd: Add range test simplifications to true/false.
8857 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
8859 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
8860 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
8863 2016-02-02 Richard Biener <rguenther@suse.de>
8865 PR tree-optimization/69606
8866 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
8867 info on the result before moving a stmt.
8869 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
8872 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
8873 branch with vector comparison.
8874 * config/i386/sse.md (VI48_AVX): New mode iterator.
8875 (define_expand "cbranch<mode>4): Add support for conditional branch
8876 with vector comparison.
8877 * tree-vect-loop.c (optimize_mask_stores): New function.
8878 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
8879 has_mask_store field of vect_info.
8880 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
8881 vectorized loops having masked stores after vec_info destroy.
8882 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
8883 correspondent macros.
8884 (optimize_mask_stores): Add prototype.
8886 2016-02-02 Alan Modra <amodra@gmail.com>
8889 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
8892 2016-02-02 Alan Modra <amodra@gmail.com>
8895 * config/rs6000/rs6000.c (need_toc_init): New var, set it
8896 whenever toc_label_name used.
8897 (rs6000_file_start): Don't set up toc section here,
8898 (rs6000_output_function_epilogue): do so here instead,
8899 (rs6000_xcoff_file_start): and here.
8900 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
8901 (load_toc_aix_di): Likewise.
8903 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8905 PR rtl-optimization/69592
8906 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
8907 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
8908 (num_sign_bit_copies_binary_arith_p): New inline function.
8909 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
8911 2016-02-01 Jeff Law <law@redhat.com>
8913 PR tree-optimization/69580
8914 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
8915 * tree-ssa-threadbackward.c
8916 (fsm_find_control_statement_thread_paths): Do not try to walk
8917 through large PHI nodes.
8919 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8921 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
8922 when count is incremented above limit, don't analyze further
8925 * omp-low.c (oacc_parse_default_dims): Avoid
8926 -Wsign-compare warning, make sure value fits into int
8927 rather than just unsigned int.
8929 2016-02-01 Bin Cheng <bin.cheng@arm.com>
8931 PR tree-optimization/67921
8932 * fold-const.c (split_tree): New parameters. Convert pointer
8933 type variable part to proper type before negating.
8934 (fold_binary_loc): Pass new arguments to split_tree.
8936 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
8938 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
8939 (nvptx_goacc_validate_dims): Extend to handle global defaults.
8940 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
8941 * doc/tm.texti: Rebuilt.
8942 * doc/invoke.texi (fopenacc-dim): Document.
8943 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
8944 (append_compiler_options): Likewise.
8945 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
8946 (oacc_parse_default_dims): New.
8947 (oacc_validate_dims): Add USED arg. Select non-unity default when
8949 (oacc_loop_fixed_partitions): Return mask of used partitions.
8950 (oacc_loop_auto_partitions): Emit dump info.
8951 (oacc_loop_partition): Return mask of used partitions.
8952 (execute_oacc_device_lower): Parse default dimension arg. Adjust
8953 loop partitioning and validation calls.
8955 2016-02-01 Richard Biener <rguenther@suse.de>
8958 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
8960 2016-02-01 Richard Biener <rguenther@suse.de>
8962 PR tree-optimization/69574
8963 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
8964 of asserting return chrec_dont_know.
8966 2016-02-01 Martin Liska <mliska@suse.cz>
8968 * mem-stats-traits.h: Add copyright header.
8969 * mem-stats.h: Likewise.
8971 2016-02-01 Richard Biener <rguenther@suse.de>
8973 PR tree-optimization/69579
8974 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
8975 Do not propagate through abnormal PHI results.
8977 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
8979 * postreload.c (reload_cse_simplify): Remove dead code.
8981 2016-02-01 Jakub Jelinek <jakub@redhat.com>
8983 PR rtl-optimization/69570
8984 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
8985 if there is more than one set, not if there is a single set.
8987 2016-02-01 Richard Henderson <rth@redhat.com>
8990 * combine.c (make_compound_operation): When looking through a
8991 subreg, make sure to re-extend to the width of the outer mode.
8993 2016-01-30 Jakub Jelinek <jakub@redhat.com>
8995 PR tree-optimization/69546
8996 * wide-int.cc (wi::divmod_internal): For unsigned division
8997 where both operands fit into uhwi, if o1 is 1 and o0 has
8998 msb set, if divident_prec is larger than bits per hwi,
8999 clear another quotient word and return 2 instead of 1.
9000 Similarly for remainder with msb in HWI set, if dividend_prec
9001 is larger than bits per hwi.
9003 2016-01-29 Martin Jambor <mjambor@suse.cz>
9005 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
9006 Use short lowercase names.
9007 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
9008 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
9009 acq_rel one. Protect warning agains segfaults if
9010 get_memory_order_name returns NULL.
9011 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
9012 with release semantics. Do not warn if get_memory_order already did.
9013 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
9014 semantics. Fix check for relaxed or acquire semantics. Do not warn
9015 if get_memory_order already did.
9017 2016-01-29 Sebastian Pop <s.pop@samsung.com>
9019 * doc/install.texi: Document that isl-0.16 is supported.
9021 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
9024 * config/i386/constraints.md (Bm): Describe as special memory
9026 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
9027 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9028 * genpreds.c (struct constraint_data): Add is_special_memory.
9029 (have_special_memory_constraints, special_memory_start): New
9031 (special_memory_end): Ditto.
9032 (add_constraint): Add new arg is_special_memory. Add code to
9033 process its true value. Update have_special_memory_constraints.
9034 (process_define_constraint): Pass the new arg.
9035 (process_define_register_constraint): Ditto.
9036 (choose_enum_order): Process special memory.
9037 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
9038 function insn_extra_special_memory_constraint.
9039 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9040 * gensupport.c (process_rtx): Process
9041 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
9042 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
9043 * ira-lives.c (single_reg_class): Use
9044 insn_extra_special_memory_constraint.
9045 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
9046 * lra-constraints.c (process_alt_operands): Ditto.
9047 (curr_insn_transform): Use insn_extra_special_memory_constraint.
9048 * recog.c (asm_operand_ok, preprocess_constraints): Process
9050 * reload.c (find_reloads): Ditto.
9051 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
9052 * stmt.c (parse_input_constraint): Use
9053 insn_extra_special_memory_constraint.
9055 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9058 * lra-splill.c (lra_final_code_change): Revert r229087 by
9059 removing all sub-registers.
9061 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
9064 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
9066 2016-01-29 Jakub Jelinek <jakub@redhat.com>
9069 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
9070 SSE1, copy target into the temporary reg first before recursing
9073 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
9075 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
9078 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9080 * ginclude/stdarg.h: Test __cplusplus instead of
9081 __GXX_EXPERIMENTAL_CXX0X__.
9083 2016-01-29 Richard Biener <rguenther@suse.de>
9085 PR tree-optimization/69547
9086 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
9087 Do not mark clobbers necessary.
9088 (mark_all_reaching_defs_necessary_1): Likewise.
9090 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9092 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
9093 declaration name with %qs and print it in both error messages.
9094 Also fix indentation.
9096 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9099 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
9100 trailing blank line from error message.
9102 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
9105 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
9108 2016-01-29 Richard Biener <rguenther@suse.de>
9111 * match.pd: Allow all integral types when simplifying a
9112 widening or sign-changing conversion.
9114 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9116 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
9117 back to setting codegen_error to fail codegen.
9119 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
9122 * config/i386/constraints.md (C): Only accept constant zero operand.
9123 (BC): New constraint.
9124 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
9125 instead of C constraint.
9126 * doc/md.texi (Machine Constraints): Update description
9129 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
9132 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
9134 2016-01-28 Jakub Jelinek <jakub@redhat.com>
9137 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
9140 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
9142 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
9143 branches if using guessed profile.
9145 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
9147 * graphite-optimize-isl.c (optimize_isl): Fix dump.
9149 2016-01-28 Richard Henderson <rth@redhat.com>
9152 * config/aarch64/aarch64-modes.def (CC_Cmode): New
9153 * config/aarch64/aarch64-protos.h: Update.
9154 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
9155 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
9156 (aarch64_get_condition_code_1): Handle CC_Cmode.
9157 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
9158 (*add<mode>3_compareC_cconly_imm): New.
9159 (*add<mode>3_compareC_cconly): New.
9160 (*add<mode>3_compareC_imm): New.
9161 (add<mode>3_compareC): New.
9162 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
9163 to be first. Use aarch64_carry_operation.
9164 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
9165 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
9166 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
9167 (subti3): Use subdi3_compare1.
9168 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
9169 (sub<mode>3_compare1): New.
9170 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
9171 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
9172 (*subsi3_carryin_uxtw): Likewise.
9173 (*ngc<mode>, *ngcsi_uxtw): Likewise.
9174 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
9175 * config/aarch64/iterators.md (DWI): New.
9176 * config/aarch64/predicates.md (aarch64_carry_operation): New.
9177 (aarch64_borrow_operation): New.
9179 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9181 * graphite-optimize-isl.c (optimize_isl): Print a different debug
9182 message when isl does not return a valid schedule.
9184 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9186 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
9187 Remove comments from class declarations: they are already in the code
9190 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9192 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
9194 (ternary_op_to_tree): Same.
9195 (unary_op_to_tree): Same.
9196 (nary_op_to_tree): Same.
9197 (gcc_expression_from_isl_expr_op): Same.
9198 (gcc_expression_from_isl_expression): Same.
9199 (graphite_create_new_loop): Same.
9200 (graphite_create_new_loop_guard): Same.
9201 (build_iv_mapping): Same.
9202 (graphite_create_new_guard): Same.
9203 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
9204 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
9206 2016-01-28 Sebastian Pop <s.pop@samsung.com>
9208 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
9209 instead of setting codegen_error to fail codegen.
9211 2016-01-28 Jason Merrill <jason@redhat.com>
9213 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
9215 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9217 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
9218 Remove CONST_INT_P check in CCMP cost calculation.
9220 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9222 * config/aarch64/aarch64.c (generic_vector_cost):
9223 Set vec_permute_cost.
9224 (cortexa57_vector_cost): Likewise.
9225 (exynosm1_vector_cost): Likewise.
9226 (xgene1_vector_cost): Likewise.
9227 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
9228 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
9229 Add vec_permute_cost entry.
9231 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
9233 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
9235 (add<mode>3_compare0): Likewise.
9236 (addsi3_compare0_uxtw): Likewise.
9237 (add<mode>3nr_compare0): Likewise.
9238 (compare_neg<mode>): Likewise.
9239 (<optab><mode>3): Likewise.
9241 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
9243 * tree-vect-stmts.c (vectorizable_comparison): Add
9244 NULL check for vectype.
9246 2016-01-28 Richard Biener <rguenther@suse.de>
9248 PR tree-optimization/69466
9249 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9250 Account for PHIs we couldn't duplicate.
9252 2016-01-28 Martin Liska <mliska@suse.cz>
9255 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
9256 instead of ENABLE_VALGRIND_CHECKING.
9258 2016-01-27 Richard Henderson <rth@redhat.com>
9261 * lra-remat.c (subreg_regs): New.
9262 (dump_candidates_and_remat_bb_data): Dump it.
9263 (operand_to_remat): Reject if operand in subreg_regs.
9264 (set_bb_regs): Collect subreg_regs.
9265 (lra_remat): Init and free subreg_regs. Compute
9266 calculate_local_reg_remat_bb_data before create_cands.
9268 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
9271 * config/i386/i386.c (ix86_update_stack_boundary): Don't
9272 change stack_alignment_needed for __tls_get_addr call.
9274 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
9276 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
9278 2016-01-27 Jeff Law <law@redhat.com>
9280 PR tree-optimization/68398
9281 PR tree-optimization/69196
9282 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
9283 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
9284 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9285 Only count PHIs in the last block in the path. The others will
9286 const/copy propagate away. Add heuristic to allow more irreducible
9287 subloops to be created when it is likely profitable to do so.
9289 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9290 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
9291 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
9293 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9296 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
9297 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
9298 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
9299 * tree-streamer-in.c: Include asan.h.
9300 (streamer_get_builtin_tree): For builtins in sanitizer
9301 range call initialize_sanitizer_builtins and retry.
9303 2016-01-27 Ian Lance Taylor <iant@google.com>
9305 * common.opt (fkeep-gc-roots-live): New undocumented option.
9306 * tree-ssa-loop-ivopts.c (add_candidate_1): If
9307 -fkeep-gc-roots-live, skip pointers.
9308 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
9311 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
9314 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
9315 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
9317 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
9320 * configure.ac: NetBSD provides SSP in its C library.
9321 * configure: Updated.
9323 2016-01-27 Richard Biener <rguenther@suse.de>
9325 PR tree-optimization/69166
9326 * tree-vect-loop.c (vect_is_simple_reduction): Always check
9327 reduction code for commutativity / associativity.
9329 2016-01-27 Martin Jambor <mjambor@suse.cz>
9331 PR tree-optimization/69355
9332 * tree-sra.c (analyze_access_subtree): Correct hole detection when
9333 total_scalarization fails.
9335 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
9337 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
9340 2016-01-27 Christian Bruel <christian.bruel@st.com>
9343 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
9344 Move arm_reset_previous_fndecl and set_target_option_current_node in
9345 the conditional part. Call save_restore_target_globals.
9346 * config/arm/arm.c (arm_set_current_function):
9347 Refactor to better support #pragma target and attribute mix.
9348 Call save_restore_target_globals.
9349 * config/arm/arm-protos.h (save_restore_target_globals): New function.
9351 2016-01-27 Martin Liska <mliska@suse.cz>
9353 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
9354 reference for an HSA kernel and its host function.
9356 2016-01-27 Jakub Jelinek <jakub@redhat.com>
9358 PR tree-optimization/69399
9359 * wide-int.h (wi::lrshift): For larger precisions, only
9360 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
9362 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
9364 * config/arc/predicates.md (proper_comparison_operator): Reject
9365 constant-constant comparison.
9367 2016-01-26 Tom de Vries <tom@codesourcery.com>
9369 PR tree-optimization/69110
9370 * tree-data-ref.c (initialize_data_dependence_relation): Handle
9371 DR_NUM_DIMENSIONS == 0.
9373 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
9374 Sebastian Pop <s.pop@samsung.com>
9376 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
9377 isl_ast_op_cond and isl_ast_op_select.
9378 (gcc_expression_from_isl_expr_op): Same.
9380 2016-01-26 Jason Merrill <jason@redhat.com>
9383 * tree.c (recompute_constructor_flags): Split out from
9385 (verify_constructor_flags): New.
9386 * tree.h: Declare them.
9388 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
9390 PR rtl-optimization/69217
9391 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
9392 are no TYPE_FIELDS set for the record type.
9394 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9397 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
9398 toc_label_name unconditionally.
9399 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
9400 SYMBOL_REF string. Use toc_label_name instead of constructing
9402 (rs6000_elf_declare_function_name): Use toc_label_name instead of
9403 constructing LCTOC1.
9405 2016-01-26 Martin Sebor <msebor@redhat.com>
9408 * doc/extend.texi (Common Type Attributes): Move text that talks about
9409 attribute packed from attribute aligned to the section discussing
9410 the former attribute for clarity.
9412 2016-01-26 Richard Henderson <rth@redhat.com>
9415 * trans-mem.c (tm_region_init): Mark entry block as visited.
9417 2016-01-26 David Malcolm <dmalcolm@redhat.com>
9420 * diagnostic-show-locus.c (layout::print_source_line): Replace
9421 call to pp_newline with call to layout::print_newline.
9422 (layout::print_annotation_line): Likewise.
9423 (layout::move_to_column): Likewise.
9424 (layout::print_any_fixits): After printing any fixits, print a
9425 trailing newline, if necessary.
9426 (layout::print_newline): New method, resetting any colorization
9428 (diagnostic_show_locus): Move the pp_newline to before the
9429 early bailout. Remove dummy block enclosing the layout instance.
9430 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
9431 of pp_newline_and_flush with pp_flush.
9432 (diagnostic_append_note): Delete use of pp_newline.
9433 (diagnostic_append_note_at_rich_loc): Delete.
9434 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
9435 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
9436 when newline characters are added to the buffer.
9438 2016-01-26 Michael Matz <matz@suse.de>
9440 * configure.ac (ac_cv_std_swap_in_utility): New test.
9441 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
9442 * configure: Regenerate.
9443 * config.in: Regenerate.
9445 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
9447 * config/arc/arc.md (cstoresi4): Force operand into register.
9448 (arcset<code>): Fix predicate.
9449 (arcsetltu): Likewise.
9450 (arcsetgeu): Likewise.
9451 (arcsethi): Likewise.
9452 (arcsetls): Likewise.
9454 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9456 PR tree-optimization/69483
9457 * gimple-fold.c (canonicalize_constructor_val): Return NULL
9458 if base has error_mark_node type.
9460 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
9463 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
9464 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
9466 (vget_lane_f16): Handle big-endian.
9467 (vgetq_lane_f16): Likewise.
9468 (vset_lane_f16): Likewise.
9469 (vsetq_lane_f16): Likewise.
9470 * config/arm/iterators.md (VQXMOV): Add V8HF.
9471 (VDQ): Add V4HF and V8HF.
9472 (V_reg): Handle V4HF and V8HF.
9473 (Is_float_mode): Likewise.
9474 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
9475 neon_vdup_nv8hf): New patterns.
9476 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
9477 Use VD_LANE iterator.
9478 (neon_vld1_dup<mode>): Use VQ2 iterator.
9480 2016-01-26 Nathan Sidwell <nathan@acm.org>
9482 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
9483 (set_oacc_fn_attrib): Add IS_KERNEL arg.
9484 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
9485 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
9486 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
9487 (oacc_validate_dims): Add LEVEL arg, don't return level.
9488 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
9490 (execute_oacc_device_lower): Adjust, add more dump output.
9491 * tree-ssa-loop.c (gate_oacc_kernels): Use
9492 oacc_fn_attrib_kernels_p.
9493 * tree-parloops.c (create_parallel_loop): Adjust
9494 set_oacc_fn_attrib call.
9496 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9499 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
9500 (append_compiler_options): Handle -fcilkplus.
9501 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
9503 2016-01-26 Nick Clifton <nickc@redhat.com>
9506 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
9507 been marked as DECL_ONE_ONLY but we do not the means to make it
9508 so, then do not allow it to bind locally.
9510 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9513 * opts.h (parse_sanitizer_options): New prototype.
9514 * opts.c (sanitizer_opts): New array.
9515 (parse_sanitizer_options): New function.
9516 (common_handle_option): Use parse_sanitizer_options.
9518 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
9521 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
9522 alignment adjustment to ...
9523 (ix86_update_stack_boundary): Here. Don't over-align stack for
9525 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
9526 if __tls_get_addr is called.
9528 2016-01-26 Christian Bruel <christian.bruel@st.com>
9530 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
9532 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
9534 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
9536 2016-01-26 Richard Biener <rguenther@suse.de>
9539 * match.pd: Guard X * CST CMP 0 pattern with single_use.
9541 2016-01-26 Richard Biener <rguenther@suse.de>
9543 PR tree-optimization/69452
9544 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
9545 (move_computations_dom_walker::before_dom_children): Rename
9547 (move_computations_worker): This.
9548 (move_computations): Perform an RPO rather than a DOM walk.
9550 2016-01-26 Jakub Jelinek <jakub@redhat.com>
9553 * combine.c (combine_instructions): For REG_EQUAL note with
9554 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
9555 to the underlying register.
9556 * doc/rtl.texi (REG_EQUAL): Document the behavior of
9557 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
9559 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
9562 * config/aarch64/aarch64-builtins.c
9563 (aarch64_init_simd_builtin_types): Do not set structural
9564 equality to __Poly{8,16,64,128}_t types.
9566 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
9568 PR tree-optimization/69400
9569 * wide-int.cc (wi_pack): Take the precision as argument and
9570 perform canonicalization here rather than in the callers.
9571 Use the main loop to handle all full-width HWIs. Add a
9572 zero HWI if in_len isn't a full result.
9573 (wi::divmod_internal): Update accordingly.
9574 (wi::mul_internal): Likewise. Simplify.
9576 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9577 Sebastian Pop <s.pop@samsung.com>
9579 * graphite-poly.c (apply_poly_transforms): Simplify.
9580 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
9581 (print_isl_map): Same.
9582 (print_isl_union_map): Same.
9583 (print_isl_schedule): New.
9584 (debug_isl_schedule): New.
9585 * graphite-dependences.c (scop_get_reads): Do not call
9586 isl_union_map_add_map that is undocumented isl functionality.
9587 (scop_get_must_writes): Same.
9588 (scop_get_may_writes): Same.
9589 (scop_get_original_schedule): Remove.
9590 (scop_get_dependences): Do not call isl_union_map_compute_flow that
9591 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
9592 (compute_deps): Remove.
9593 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
9594 (debug_schedule_ast): New.
9595 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
9596 set_separate_option.
9597 (graphite_regenerate_ast_isl): Add dump.
9598 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
9599 from scop->transformed_schedule.
9600 (graphite_regenerate_ast_isl): Add more dump.
9601 * graphite-optimize-isl.c (optimize_isl): Set
9602 scop->transformed_schedule. Check whether schedules are equal.
9603 (apply_poly_transforms): Move here.
9604 * graphite-poly.c (apply_poly_transforms): ... from here.
9605 (free_poly_bb): Static.
9606 (free_scop): Static.
9607 (pbb_number_of_iterations_at_time): Remove.
9608 (print_isl_ast): New.
9609 (debug_isl_ast): New.
9610 (debug_scop_pbb): New.
9611 * graphite-scop-detection.c (print_edge): Move.
9613 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
9614 (build_scop_scattering): Remove.
9615 (create_pw_aff_from_tree): Assert instead of bailing out.
9616 (add_condition_to_pbb): Remove unused code, do not fail.
9617 (add_conditions_to_domain): Same.
9618 (add_conditions_to_constraints): Remove.
9619 (build_scop_context): New.
9620 (add_iter_domain_dimension): New.
9621 (build_iteration_domains): Initialize pbb->iterators.
9622 Call add_conditions_to_domain.
9625 (index_outermost_in_loop): New.
9626 (index_pbb_in_loop): New.
9627 (outermost_pbb_in): New.
9628 (add_in_sequence): New.
9629 (add_outer_projection): New.
9630 (outer_projection_mupa): New.
9631 (add_loop_schedule): New.
9632 (build_schedule_pbb): New.
9633 (build_schedule_loop): New.
9634 (embed_in_surrounding_loops): New.
9635 (build_schedule_loop_nest): New.
9636 (build_original_schedule): New.
9637 (build_poly_scop): Call build_original_schedule.
9638 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
9639 (free_poly_dr): Remove.
9640 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
9641 (free_poly_bb): Remove.
9642 (debug_loop_vec): Remove.
9643 (print_isl_ast): Declare.
9644 (debug_isl_ast): Declare.
9645 (scop_do_interchange): Remove.
9646 (scop_do_strip_mine): Remove.
9647 (scop_do_block): Remove.
9648 (flatten_all_loops): Remove.
9649 (optimize_isl): Remove.
9650 (pbb_number_of_iterations_at_time): Remove.
9651 (debug_scop_pbb): Declare.
9652 (print_schedule_ast): Declare.
9653 (debug_schedule_ast): Declare.
9654 (struct scop): Remove schedule. Add original_schedule,
9655 transformed_schedule.
9656 (free_gimple_poly_bb): Remove.
9657 (print_generated_program): Remove.
9658 (debug_generated_program): Remove.
9659 (unify_scattering_dimensions): Remove.
9660 * sese.c (print_edge): ... here.
9661 (print_sese): ... here.
9662 (debug_edge): ... here.
9663 (debug_sese): ... here.
9664 * sese.h (print_edge): Declare.
9665 (print_sese): Declare.
9666 (dump_edge): Declare.
9667 (dump_sese): Declare.
9669 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
9670 Sebastian Pop <s.pop@samsung.com>
9672 * Makefile.in: Set ISLVER in site.exp.
9674 2016-01-25 Jakub Jelinek <jakub@redhat.com>
9676 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
9677 DECL_VALUE_EXPR of new_var even for the non-array case. Look
9678 through DECL_VALUE_EXPR for expansion.
9680 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
9682 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
9683 the frame info after reload completed.
9685 2016-01-25 Jeff Law <law@redhat.com>
9687 PR tree-optimization/69196
9688 PR tree-optimization/68398
9689 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
9690 tree-ssa-threadupdate.c.
9691 (determine_bb_domination_status): Prototype
9692 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
9693 (determine_bb_domination_status): No longer static.
9694 (valid_jump_thread_path): Remove code to detect characteristics
9695 of the jump thread path not associated with correctness.
9696 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
9697 Correct test for thread path length. Count PHIs for real operands as
9698 statements that need to be copied. Do not count ASSERT_EXPRs.
9699 Look at all the blocks in the thread path. Compute and selectively
9700 filter thread paths based on threading through the latch, threading
9701 a multiway branch or crossing a multiway branch.
9703 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9705 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
9706 decl with __attribute__ ((unused)) annotation.
9708 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
9711 * tree-vect-stmts.c (vectorizable_condition): Check vectype
9712 of operands is compatible with a statement vectype.
9714 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
9716 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
9717 improve wording for mixed storage order support.
9719 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
9721 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
9722 (vcvt_u64_f64): Likewise.
9723 (vcvta_s64_f64): Likewise.
9724 (vcvta_u64_f64): Likewise.
9725 (vcvtm_s64_f64): Likewise.
9726 (vcvtm_u64_f64): Likewise.
9727 (vcvtn_s64_f64): Likewise.
9728 (vcvtn_u64_f64): Likewise.
9729 (vcvtp_s64_f64): Likewise.
9730 (vcvtp_u64_f64): Likewise.
9732 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
9734 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
9735 (arc_init): Check validity mll64 option.
9736 (arc_save_restore): Use double load/store instruction.
9737 (arc_expand_movmem): Likewise.
9738 (arc_split_move): Don't split if we have double load/store
9739 instructions. Returns a boolean.
9740 (arc_process_double_reg_moves): Change function to return boolean
9741 instead of a sequence of instructions.
9742 (arc_dwarf_register_span): New function.
9743 * config/arc/arc-protos.h (arc_split_move): Change prototype.
9744 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
9745 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
9746 (*movdf_insn): Likewise.
9747 * config/arc/arc.opt (mll64): New option.
9748 * config/arc/predicates.md (even_register_operand): New predicate.
9749 * doc/invoke.texi (ARC Options): Add mll64 documentation.
9751 2016-01-25 Richard Biener <rguenther@suse.de>
9754 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
9755 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
9757 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
9759 2016-01-25 Richard Biener <rguenther@suse.de>
9761 PR tree-optimization/69376
9762 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
9764 (VN_INFO_ANTI_RANGE_P): New inline.
9765 (VN_INFO_RANGE_TYPE): Likewise.
9766 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
9767 SSA_NAME_ANTI_RANGE_P.
9768 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
9769 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9770 Properly query VN_INFO_RANGE_TYPE.
9772 2016-01-25 Nick Clifton <nickc@redhat.com>
9775 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
9777 2016-01-23 Tom de Vries <tom@codesourcery.com>
9779 PR tree-optimization/69426
9780 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
9783 2016-01-23 Jakub Jelinek <jakub@redhat.com>
9785 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
9786 "the the" with "the" in the comments.
9787 * ipa-devirt.c (build_type_inheritance_graph,
9788 update_type_inheritance_graph): Likewise.
9789 * tree.c (build_function_type_list_1): Likewise.
9790 * cfgloopmanip.c (scale_loop_profile): Likewise.
9791 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
9792 * gimple-ssa-split-paths.c
9793 (find_block_to_duplicate_for_splitting_paths): Likewise.
9794 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
9795 * expr.c (convert_move): Likewise.
9796 * var-tracking.c (vt_stack_adjustments): Likewise.
9797 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
9798 * tree-vrp.c (test_for_singularity): Likewise.
9800 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
9801 directly instead of building a temporary tree.
9804 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
9805 remove <algorithm> include.
9807 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9810 * config/i386/i386.c: Include dojump.h.
9811 (expand_small_movmem_or_setmem,
9812 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
9814 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
9815 if dynamic_check != -1.
9817 2016-01-21 Jeff Law <law@redhat.com>
9820 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
9821 record_temporary_equivalences. Rewritten to avoid unnecessary calls
9822 into dominated_by_p.
9823 (cprop_into_successor_phis): Avoid unnecessary tests.
9825 2016-01-22 Richard Henderson <rth@redhat.com>
9828 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
9829 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
9831 2016-01-22 Michael Matz <matz@suse.de>
9833 * system.h (string, algorithm): Include only conditionally.
9834 (new): Include always under C++.
9835 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
9836 * final.c (toplevel): Ditto.
9837 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
9838 * genconditions.c (write_header): Make gencondmd.c define
9840 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
9842 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
9843 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
9845 2016-01-22 Christian Bruel <christian.bruel@st.com>
9848 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
9850 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9853 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
9854 define_insn_and_split. Ensure operands[1] and operands[0] do not
9855 get assigned the same register.
9857 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
9859 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
9861 2016-01-22 Christian Bruel <christian.bruel@st.com>
9863 * config/arm/arm-c.c (arm_pragma_target_parse):
9864 Remove warn_builtin_macro_redefined overwrite.
9866 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9868 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
9869 flag_non_call_exceptions compatibility.
9871 2016-01-22 Jakub Jelinek <jakub@redhat.com>
9874 * dwarf2out.c (add_child_die_after): New function.
9875 (dwarf_qual_info_t): New type.
9876 (dwarf_qual_info): New variable.
9877 (qualified_die_p): New function.
9878 (modified_type_die): For -fdebug-types-section, ensure
9879 canonical order of qualifiers. Put qualified DIEs adjacent
9880 to the corresponding non-qualified type DIE and search there
9881 for existing qualified DIEs.
9883 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
9885 * doc/extend.texi (scalar_storage_order type attribute): Document
9886 restriction on type punning and aliasing, and remove future tense.
9888 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
9891 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
9894 2016-01-21 Jeff Law <law@redhat.com>
9897 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
9898 useless call to record_temporary_equivalences.
9899 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
9900 allocate 10 slots in the bb_path vector and let it grow as needed.
9901 (fsm_find_control_statement_thread_paths): Similarly for the next_path
9904 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9906 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
9908 * configure: Regenerate.
9910 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
9912 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
9913 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
9915 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
9918 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
9919 drop EXPAND_INITIALIZER.
9920 * rtl.h (contains_symbolic_reference_p): Declare.
9921 * rtlanal.c (contains_symbolic_reference_p): New function.
9922 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
9923 a subtraction into a NOT if symbolic constants are involved.
9925 2016-01-21 Anton Blanchard <anton@samba.org>
9926 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9929 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
9931 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
9934 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9936 * config/microblaze/microblaze.c
9937 (get_branch_target): New.
9938 (insert_wic_for_ilb_runout): New.
9940 (microblaze_machine_dependent_reorg): New.
9941 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
9942 * config/microblaze/microblaze.md
9943 (UNSPEC_IPREFETCH): Define.
9944 (iprefetch): New pattern
9945 * config/microblaze/microblaze.opt
9946 (mxl-prefetch): New flag.
9948 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
9950 * config/microblaze/microblaze.h
9951 (FIXED_REGISTERS): Update in macro.
9952 (CALL_USED_REGISTERS): Update in macro.
9954 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
9956 PR rtl-optimization/68920
9957 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
9960 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
9962 PR rtl-optimization/68990
9963 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
9964 pseudo instead of inheritance ones.
9966 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9967 Nick Clifton <nickc@redhat.com>
9971 * config/mips/mips.c (mips_compute_frame_info): Initialise
9972 args_size and hard_frame_pointer_offset fields of the frame
9973 structure before calling mips_global_pointer.
9975 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
9977 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
9979 * configure: Regenerate.
9981 2016-01-21 Richard Biener <rguenther@suse.de>
9983 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
9985 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
9987 * config/s390/s390.c (s390_asm_declare_function_size): Add code
9988 to actually emit the .size directive.
9990 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
9991 Jakub Jelinek <jakub@redhat.com>
9995 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
9996 args array size by one to avoid buffer overflow.
9998 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
10000 * config/s390/s390.md (pool_section_start): Use switch_to_section
10001 to select proper read-only data section instead of hardcoding
10003 (pool_section_end): Use switch_to_section to match the above.
10005 2016-01-21 Richard Biener <rguenther@suse.de>
10007 PR tree-optimization/69378
10008 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
10009 (set_ssa_val_to): Use it for dominance checks taking into
10010 account not executable edges.
10012 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10015 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
10016 for bitsize instead of GET_MODE_PRECISION (mode).
10018 2016-01-20 Martin Sebor <msebor@redhat.com>
10021 * extend.texi (__sync Builtins): Clarify the semantics of
10022 __sync_fetch_and_OP built-ins on pointers.
10023 (__atomic Builtins): Same.
10025 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10026 Sebastian Pop <s.pop@samsung.com>
10028 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
10029 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
10030 (is_valid_rename): Same.
10031 (translate_isl_ast_to_gimple::get_rename): Same.
10032 (translate_isl_ast_to_gimple::rename_all_uses): Same.
10033 (translate_isl_ast_to_gimple::rename_uses): Same.
10034 (get_new_name): Check for close_phi nodes.
10035 (copy_loop_phi_args): Use phi_node_kind.
10036 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
10037 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
10039 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10040 Sebastian Pop <s.pop@samsung.com>
10042 Revert commit r229783.
10043 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
10044 Remove use of parameter_rename_map.
10045 (copy_def): Remove.
10046 (copy_internal_parameters): Remove.
10047 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
10048 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
10049 (free_sese_info): Do not free parameter_rename_map.
10050 (set_rename): Do not use parameter_rename_map.
10051 (rename_uses): Update call to set_rename.
10052 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
10053 * sese.h (parameter_rename_map_t): Remove.
10054 (struct sese_info_t): Remove field parameter_rename_map.
10056 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10057 Sebastian Pop <s.pop@samsung.com>
10059 * graphite-isl-ast-to-gimple.c: Fix comment.
10060 * graphite-scop-detection.c (defined_in_loop_p): New.
10061 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
10062 names defined in loop.
10064 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10065 Sebastian Pop <s.pop@samsung.com>
10067 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
10068 Discard unstructured if-then-else regions.
10070 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10071 Sebastian Pop <s.pop@samsung.com>
10073 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
10074 (cleanup_loop_iter_dom): Remove.
10075 (build_loop_iteration_domains): Remove.
10076 (build_scop_context): Remove.
10077 (build_scop_iteration_domain): Remove.
10078 (add_loop_constraints): New.
10079 (build_iteration_domains): New.
10080 (build_poly_scop): Call build_iteration_domains.
10082 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10083 Sebastian Pop <s.pop@samsung.com>
10085 * graphite-scop-detection.c
10086 (scop_detection::harmful_loop_in_region): Free dom and loops.
10087 (scop_detection::loop_body_is_valid_scop): Free bbs.
10089 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10090 Sebastian Pop <s.pop@samsung.com>
10092 * graphite-scop-detection.c (record_loop_in_sese): New.
10093 (gather_bbs::before_dom_children): Call record_loop_in_sese.
10094 (build_scops): Remove call to build_sese_loop_nests.
10095 * sese.c (sese_record_loop): Remove.
10096 (build_sese_loop_nests): Remove.
10097 (new_sese_info): Remove region->loops.
10098 (free_sese_info): Same.
10099 * sese.h (sese_contains_loop): Same.
10100 (build_sese_loop_nests): Remove.
10101 (sese_contains_loop): Remove.
10103 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10104 Sebastian Pop <s.pop@samsung.com>
10106 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
10107 loop_is_valid_in_scop.
10108 (scop_detection::harmful_stmt_in_region): Renamed
10109 harmful_loop_in_region.
10110 Call loop_is_valid_in_scop.
10112 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10113 Sebastian Pop <s.pop@samsung.com>
10115 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
10118 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10119 Sebastian Pop <s.pop@samsung.com>
10121 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
10122 * graphite.h (struct poly_bb): Remove field is_reduction.
10123 (PBB_IS_REDUCTION): Remove.
10125 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
10126 Sebastian Pop <s.pop@samsung.com>
10128 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
10129 (add_pdr_constraints): Same.
10130 (scop_get_reads): Same.
10131 (scop_get_must_writes): Same.
10132 (scop_get_may_writes): Same.
10133 (scop_get_original_schedule): Same.
10134 (extend_schedule): Same.
10135 (apply_schedule_on_deps): Same.
10136 (carries_deps): Same.
10137 (compute_deps): Same.
10138 (scop_get_dependences): Same.
10139 * graphite-isl-ast-to-gimple.c
10140 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
10141 * graphite-optimize-isl.c (get_schedule_for_band): Same.
10142 (get_schedule_for_band_list): Same.
10143 (get_schedule_map): Same.
10144 (apply_schedule_map_to_scop): Same.
10145 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
10146 (build_loop_iteration_domains): Same.
10147 (add_condition_to_pbb): Same.
10148 (add_param_constraints): Same.
10149 (pdr_add_memory_accesses): Same.
10150 (pdr_add_data_dimensions): Same.
10152 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10154 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
10157 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
10159 * common.opt (feliminate-dwarf2-dups): Replace references to
10160 "DWARF 2" with just "DWARF".
10161 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
10162 * doc/extend.texi: Likewise.
10163 * doc/cpp.texi: Likewise.
10164 * doc/invoke.texi: Likewise.
10165 (Option Summary): Add -gdwarf to list of Debugging Options.
10166 (Debugging Options): Document -gdwarf.
10167 * doc/contrib.texi: Spell "DWARF" like that.
10169 2016-01-21 Jakub Jelinek <jakub@redhat.com>
10171 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
10172 warning. Fix up formatting.
10174 PR middle-end/67653
10175 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
10176 attempt to mark memory input operand addressable and
10177 call prepare_gimple_addressable in that case. Don't adjust
10178 input_location for diagnostics, use error_at instead.
10180 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
10182 * config/rs6000/ppc-auxv.h: New file.
10183 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
10184 (cpu_is): Likewise.
10185 (cpu_supports): Likewise.
10186 * config/rs6000/rs6000.c: include "ppc-auxv.h".
10187 (cpu_is_info): New variable.
10188 (cpu_supports_info): Likewise.
10189 (tcb_verification_symbol): Likewise.
10190 (cpu_builtin_p): Likewise.
10191 (cpu_expand_builtin): New function.
10192 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
10193 (rs6000_init_builtins): Likewise.
10194 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
10195 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
10196 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
10197 * configure: Regenerate.
10198 * config.in: Likewise.
10199 * doc/extend.texi (PowerPC Built-in Functions): Document
10200 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
10202 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
10205 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
10207 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
10210 2016-01-20 Richard Henderson <rth@redhat.com>
10216 * tree.c (tm_define_builtin): New.
10217 (find_tm_vector_type): New.
10218 (build_tm_vector_builtins): New.
10219 (build_common_builtin_nodes): Call it.
10221 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
10223 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
10224 (arm_fp_ok): Likewise.
10225 (arm_fp): Likewise.
10226 (arm_crypto): Likewise.
10228 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
10229 Richard Biener <rguenther@suse.de>
10231 PR tree-optimization/69328
10232 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
10233 vectors have same number of elements.
10234 (vectorizable_condition): Fix masked version recognition.
10236 2016-01-20 Richard Biener <rguenther@suse.de>
10238 PR tree-optimization/69345
10239 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
10240 (VN_INFO_PTR_INFO): Likewise.
10241 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
10242 info when it is equal between non-dominating SSA names.
10243 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10244 Make sure to look at original SSA infos.
10246 2016-01-20 Jeff Law <law@redhat.com>
10249 * config/m68k/predicates.md (pow2_m1_operand): New predicate
10251 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
10252 (pc_or_label_operand): New predicate.
10253 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
10254 tests for small integers that are 2^n - 1.
10256 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
10258 * doc/invoke.texi (Options Summary): Add '.' after @xref.
10260 2016-01-19 Jeff Law <law@redhat.com>
10262 PR middle-end/69347
10263 * tree-ssa-threadbackwards.c
10264 (fsm_find_control_statement_thread_paths): Do not try to lookup
10265 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
10267 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10269 * doc/lto.texi: Remove text that says only Gold has linker plugin
10272 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
10274 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
10275 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
10276 the DIE accordingly.
10277 (modified_type_die): Add REVERSE parameter and pass it recursively,
10278 as well as to base_type_die. Adjust presence check accordingly.
10279 (base_type_for_mode): Adjust call to modified_type_die.
10280 (add_type_attribute): Add REVERSE parameter and pass it to
10282 (generic_parameter_die): Adjust call to add_type_attribute.
10283 (add_scalar_info): Likewise.
10284 (add_subscript_info): Likewise.
10285 (gen_array_type_die): Likewise.
10286 (gen_descr_array_type_die): Likewise.
10287 (gen_entry_point_die): Likewise.
10288 (gen_enumeration_type_die): Likewise.
10289 (gen_formal_parameter_die): Likewise.
10290 (gen_subprogram_die): Likewise.
10291 (gen_variable_die ): Likewise.
10292 (gen_const_die): Likewise.
10293 (gen_field_die): Likewise.
10294 (gen_pointer_type_die): Likewise.
10295 (gen_reference_type_die): Likewise.
10296 (gen_ptr_to_mbr_type_die): Likewise.
10297 (gen_inheritance_die): Likewise.
10298 (gen_subroutine_type_die): Likewise.
10299 (gen_typedef_die): Likewise.
10300 (force_type_die): Adjust call to modified_type_die.
10302 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
10304 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
10305 flow throughout the file. Fix broken link to Objective-C 2.0
10307 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
10310 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10312 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
10314 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10317 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
10318 (maybe_record_node): Record cxa_pure_virtual as the only possible
10319 target if there are not ohter candidates.
10320 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
10322 2016-01-19 Richard Biener <rguenther@suse.de>
10324 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
10325 (get_memory_order): Likewise.
10327 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
10329 * tree-vect-stmts.c (vectorizable_store): Check
10332 2016-01-19 David Malcolm <dmalcolm@redhat.com>
10335 * gcc.c (driver::decode_argv): Add call to
10336 init_opts_obstack before init_options_struct.
10337 * opts.c (init_opts_obstack): Remove idempotency.
10338 (init_options_struct): Replace call to init_opts_obstack
10339 with a gcc_assert to verify that it has already been called.
10340 * toplev.c (toplev::main): Add call to init_opts_obstack before
10341 calls to init_options_struct.
10342 (toplev::finalize): Move cleanup of opts_obstack next to
10343 cleanup of save_decoded_options, clearing the latter, and
10344 save_decoded_options_count.
10346 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10349 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
10350 attribute to unconditional. Remove %? from output template.
10352 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10353 Jiong Wang <jiong.wang@arm.com>
10355 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
10356 generated from different expand order.
10358 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10360 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10361 Add support for CCMP costing.
10363 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10365 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
10366 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
10367 (fccmpe<mode>): Likewise.
10368 (fcmp): Rename to fcmp and globalize pattern.
10370 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
10371 (aarch64_gen_ccmp_next): Add FP support.
10373 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
10375 * target.def (gen_ccmp_first): Update documentation.
10376 (gen_ccmp_next): Likewise.
10377 * doc/tm.texi (gen_ccmp_first): Update documentation.
10378 (gen_ccmp_next): Likewise.
10379 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
10380 expand_ccmp_expr_1. Improve comments.
10381 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
10382 (ccmp_ior<mode>): Remove pattern.
10383 (cmp<mode>): Remove expand.
10384 (cmp): Globalize pattern.
10385 (cstorecc4): Use cc_register.
10386 (mov<mode>cc): Remove ccmp_cc_register check.
10387 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
10388 Simplify after removal of CC_DNE/* modes.
10389 (aarch64_ccmp_mode_to_code): Remove.
10390 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
10391 In 'k' case use integer as condition.
10392 (aarch64_nzcv_codes): Remove inverted cases.
10393 (aarch64_code_to_ccmode): Remove.
10394 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
10395 comparison with CC register to be used in folowing CCMP/branch/CSEL.
10396 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
10397 pattern. Return the comparison with CC register. Invert conditions
10398 when bitcode is OR.
10399 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
10400 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
10402 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10404 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10405 instrumented_version.
10407 2016-01-19 Richard Biener <rguenther@suse.de>
10409 PR tree-optimization/69336
10410 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
10411 handled components with get_ref_base_and_extent.
10412 (equal_mem_array_ref_p): Adjust.
10414 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10417 * shrink-wrap.c: Include valtrack.h.
10418 (move_insn_for_shrink_wrap): Add DEBUG argument. If
10419 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
10420 in between insn and where it will be moved to. Call
10421 dead_debug_insert_temp.
10422 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
10423 first and dead_debug_local_finish at the end.
10424 For uses and defs bitmap, handle all regs in between REGNO and
10425 END_REGNO, not just the first one.
10427 2016-01-19 Richard Biener <rguenther@suse.de>
10429 PR tree-optimization/69352
10430 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
10431 (equal_mem_array_ref_p): Constrain size and max size properly.
10432 Compare the reverse flag.
10434 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
10436 * ira.c (ira): Update regstat data if we deleted insns.
10438 2016-01-19 Jakub Jelinek <jakub@redhat.com>
10440 PR rtl-optimization/68955
10441 PR rtl-optimization/64557
10442 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
10443 here. Fix up formatting.
10444 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
10446 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10449 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
10450 assume that the node has body.
10451 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
10454 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10456 * lto-streamer-out.c (lto_output): Do not stream instrumentation
10459 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10461 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
10462 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
10464 2016-01-19 Martin Jambor <mjambor@suse.cz>
10465 Martin Liska <mliska@suse.cz>
10466 Michael Matz <matz@suse.de>
10468 * Makefile.in (OBJS): Add new source files.
10469 (GTFILES): Add hsa.c.
10470 * common.opt (disable_hsa): New variable.
10471 (-Whsa): New warning.
10472 * config.in (ENABLE_HSA): New.
10473 * configure.ac: Treat hsa differently from other accelerators.
10474 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
10475 $enable_offloading.
10476 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
10477 * doc/install.texi (Configuration): Document --with-hsa-runtime,
10478 --with-hsa-runtime-include, --with-hsa-runtime-lib and
10479 --with-hsa-kmt-lib.
10480 * doc/invoke.texi (-Whsa): Document.
10481 (hsa-gen-debug-stores): Likewise.
10482 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
10483 to invoke offload compiler for hsa acclerator.
10484 * opts.c (common_handle_option): Determine whether HSA offloading
10485 should be performed.
10486 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
10487 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
10488 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
10489 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
10490 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
10491 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
10492 GF_OMP_FOR_KIND_GRID_LOOP.
10493 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
10494 (pp_gimple_stmt_1): Likewise.
10495 * gimple-walk.c (walk_gimple_stmt): Likewise.
10496 * gimple.c (gimple_build_omp_grid_body): New function.
10497 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
10498 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
10499 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
10500 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
10501 GF_OMP_TEAMS_GRID_PHONY.
10502 (gimple_statement_omp_single_layout): Updated comments.
10503 (gimple_build_omp_grid_body): New function.
10504 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
10505 (gimple_omp_for_grid_phony): New function.
10506 (gimple_omp_for_set_grid_phony): Likewise.
10507 (gimple_omp_parallel_grid_phony): Likewise.
10508 (gimple_omp_parallel_set_grid_phony): Likewise.
10509 (gimple_omp_teams_grid_phony): Likewise.
10510 (gimple_omp_teams_set_grid_phony): Likewise.
10511 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
10512 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
10513 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
10514 (BUILT_IN_GOMP_TARGET): Updated type.
10515 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
10516 (adjust_for_condition): New function.
10517 (get_omp_for_step_from_incr): Likewise.
10518 (extract_omp_for_data): Moved parts to adjust_for_condition and
10519 get_omp_for_step_from_incr.
10520 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
10521 (fixup_child_record_type): Bail out if receiver_decl is NULL.
10522 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
10523 (scan_omp_parallel): Do not create child functions for phony
10525 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
10526 (scan_omp_1_op): Checking assert we are not remapping to
10527 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
10528 (parallel_needs_hsa_kernel_p): New function.
10529 (expand_parallel_call): Register apprpriate parallel child
10530 functions as HSA kernels.
10531 (grid_launch_attributes_trees): New type.
10532 (grid_attr_trees): New variable.
10533 (grid_create_kernel_launch_attr_types): New function.
10534 (grid_insert_store_range_dim): Likewise.
10535 (grid_get_kernel_launch_attributes): Likewise.
10536 (get_target_argument_identifier_1): Likewise.
10537 (get_target_argument_identifier): Likewise.
10538 (get_target_argument_value): Likewise.
10539 (push_target_argument_according_to_value): Likewise.
10540 (get_target_arguments): Likewise.
10541 (expand_omp_target): Call get_target_arguments instead of looking
10542 up for teams and thread limit.
10543 (grid_expand_omp_for_loop): New function.
10544 (grid_arg_decl_map): New type.
10545 (grid_remap_kernel_arg_accesses): New function.
10546 (grid_expand_target_kernel_body): New function.
10547 (expand_omp): Call it.
10548 (lower_omp_for): Do not emit phony constructs.
10549 (lower_omp_taskreg): Do not emit phony constructs but create for them
10550 a temporary variable receiver_decl.
10551 (lower_omp_taskreg): Do not emit phony constructs.
10552 (lower_omp_teams): Likewise.
10553 (lower_omp_grid_body): New function.
10554 (lower_omp_1): Call it.
10555 (grid_reg_assignment_to_local_var_p): New function.
10556 (grid_seq_only_contains_local_assignments): Likewise.
10557 (grid_find_single_omp_among_assignments_1): Likewise.
10558 (grid_find_single_omp_among_assignments): Likewise.
10559 (grid_find_ungridifiable_statement): Likewise.
10560 (grid_target_follows_gridifiable_pattern): Likewise.
10561 (grid_remap_prebody_decls): Likewise.
10562 (grid_copy_leading_local_assignments): Likewise.
10563 (grid_process_kernel_body_copy): Likewise.
10564 (grid_attempt_target_gridification): Likewise.
10565 (grid_gridify_all_targets_stmt): Likewise.
10566 (grid_gridify_all_targets): Likewise.
10567 (execute_lower_omp): Call grid_gridify_all_targets.
10568 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
10569 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
10570 (tree_omp_clause): Added union field dimension.
10571 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
10572 * tree.c (omp_clause_num_ops): Added number of arguments of
10573 OMP_CLAUSE__GRIDDIM_.
10574 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
10575 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
10576 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
10577 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
10578 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
10579 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
10580 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
10581 * tree-pass.h (make_pass_gen_hsail): Declare.
10582 (make_pass_ipa_hsa): Likewise.
10583 * ipa-hsa.c: New file.
10584 * lto-section-in.c (lto_section_name): Add hsa section name.
10585 * lto-streamer.h (lto_section_type): Add hsa section.
10586 * timevar.def (TV_IPA_HSA): New.
10587 * hsa-brig-format.h: New file.
10588 * hsa-brig.c: New file.
10589 * hsa-dump.c: Likewise.
10590 * hsa-gen.c: Likewise.
10593 * toplev.c (compile_file): Call hsa_output_brig.
10594 * hsa-regalloc.c: New file.
10596 2016-01-18 Jeff Law <law@redhat.com>
10598 PR tree-optimization/69320
10599 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
10600 ranged object, do nothing if the RHS constant is not [0..1].
10601 (optimize_stmt): Comparing a boolean ranged object against a
10602 constant outside [0..1] results in a compile-time constant.
10604 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
10607 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
10609 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10610 (Option Summary): Update to reflect new section and moved options.
10611 (C++ Dialect Options): Move -fstats to new section.
10612 (Debugging Options): Move all dump, statistics, and other GCC
10613 developer options to new section. Rewrite section introduction
10614 and re-order remaining options to put the more basic ones first.
10615 (Optimization Options): Move -fira-verbose and -flto-report* to
10617 (Developer Options): New section incorporating moved options.
10618 * doc/cppopts.texi (-dM): Update cross-reference.
10620 2016-01-18 Richard Henderson <rth@redhat.com>
10623 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
10624 operands to pseudo only if CSE is expected. Split long immediate
10625 operands only after reload, and for the stack pointer.
10626 (*add<GPI>3_pluslong): Remove.
10627 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
10628 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
10629 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
10630 (*add<GPI>3 peepholes): New.
10631 (*add<GPI>3 splitters): New.
10632 * config/aarch64/constraints.md (Upl): New.
10633 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
10635 2016-01-18 Richard Biener <rguenther@suse.de>
10637 PR tree-optimization/69297
10638 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
10640 (vect_bb_vectorization_profitable_p): Clear visited flag again.
10642 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10644 PR middle-end/68542
10645 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
10646 of mixind vector and scalar types.
10647 (fold_relational_const): Add handling of vector
10648 comparison with boolean result.
10649 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
10650 comparison of vector operands with boolean result for EQ/NE only.
10651 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
10652 (verify_gimple_cond): Likewise.
10653 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
10656 2016-01-18 Joseph Myers <joseph@codesourcery.com>
10658 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
10661 2016-01-18 Richard Biener <rguenther@suse.de>
10663 PR middle-end/69308
10664 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
10666 2016-01-18 Tom de Vries <tom@codesourcery.com>
10668 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
10670 2016-01-18 Tom de Vries <tom@codesourcery.com>
10672 * omp-low.c (set_oacc_fn_attrib): Make extern.
10673 * omp-low.h (set_oacc_fn_attrib): Declare.
10674 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
10675 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
10676 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
10677 Add and handle function parameter oacc_kernels_p.
10678 (find_reduc_addr, get_omp_data_i_param): New function.
10679 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
10680 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
10681 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
10682 Calculate dominance info. Skip loops that are not in a kernels region
10683 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
10684 (pass_parallelize_loops::execute): Call parallelize_loops with
10685 oacc_kernels_p argument.
10686 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
10687 New member function.
10688 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
10689 * passes.def: Add argument to pass_parallelize_loops instantation.
10691 2016-01-18 Tom de Vries <tom@codesourcery.com>
10693 * tree-parloops.c (pass_parallelize_loops::execute): Allow
10694 pass_parallelize_loops to be run outside the loop pipeline.
10696 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10698 * tree-scalar-evolution.c (follow_copies_to_constant): New.
10699 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
10701 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10704 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
10705 using get_ref_base_and_extent.
10706 (equal_mem_array_ref_p): New.
10707 (hashable_expr_equal_p): Add call to previous.
10709 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
10712 * tree-sra.c (disqualified_constants, constant_decl_p): New.
10713 (sra_initialize): Allocate disqualified_constants.
10714 (sra_deinitialize): Free disqualified_constants.
10715 (disqualify_candidate): Update disqualified_constants when appropriate.
10716 (create_access): Scan for constant-pool entries as we go along.
10717 (scalarizable_type_p): Add check against type_contains_placeholder_p.
10718 (maybe_add_sra_candidate): Allow constant-pool entries.
10719 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
10720 (initialize_constant_pool_replacements): New.
10721 (sra_modify_assign): Avoid mangling assignments created by previous,
10722 and don't generate writes into constant pool.
10723 (sra_modify_function_body): Call initialize_constant_pool_replacements.
10725 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10727 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
10728 andnot instruction.
10729 (scalar_chain::convert_op): Likewise.
10730 * config/i386/i386.md (*andndi3_doubleword): New.
10732 2016-01-18 Richard Biener <rguenther@suse.de>
10734 PR tree-optimization/69170
10735 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
10736 building a vector from scalar results of a pattern stmt.
10738 2016-01-18 Jakub Jelinek <jakub@redhat.com>
10740 * haifa-sched.c (autopref_multipass_init): Work around
10741 -Wmaybe-uninitialized warning.
10743 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
10745 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
10746 against the constant 0.
10748 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10750 PR tree-optimization/68799
10751 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
10752 look up phi candidates in the statement-candidate map.
10753 (phi_add_costs): Likewise.
10754 (record_phi_increments): Likewise.
10755 (phi_incr_cost): Likewise.
10756 (ncd_with_phi): Likewise.
10757 (all_phi_incrs_profitable): Likewise.
10759 2016-01-17 Jakub Jelinek <jakub@redhat.com>
10761 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
10762 -Wmaybe-uninitialized warning.
10764 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
10766 * doc/invoke.texi (Invoking GCC): Add new section to menu.
10767 (Option Summary): Update to reflect new section and moved options.
10768 (C++ Dialect Options): Move -fvtable-verify and related options.
10769 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
10770 and profiling-related options.
10771 (Optimization Options): Move profile generation options and
10772 -fstack-protector and related options.
10773 (Instrumentation Options): New section incorporating moved options.
10774 (Code Generation Options): Move -finstrument-functions and
10775 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
10777 2016-01-16 Tom de Vries <tom@codesourcery.com>
10779 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
10781 2016-01-16 Tom de Vries <tom@codesourcery.com>
10783 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
10785 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
10787 * hash-table.h (hash_table::empty): Turn into an inline wrapper
10788 that checks whether the table is already empty. Rename the
10789 original implementation to...
10790 (hash_table::empty_slot): ...this new private function.
10792 2016-01-15 David Malcolm <dmalcolm@redhat.com>
10794 PR diagnostic/68899
10795 * diagnostic-show-locus.c (layout::print_source_line): Move x
10796 offset of line until after call to
10797 get_line_width_without_trailing_whitespace.
10799 2016-01-15 Jeff Law <law@redhat.com>
10801 PR tree-optimization/69270
10802 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
10803 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
10804 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
10805 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
10806 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10807 ssa_name_has_boolean_range and constant_boolean_node.
10809 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
10811 PR rtl-optimization/69030
10812 * lra-spills.c (remove_pseudos): Check nrefs and make the function
10814 (spill_pseudos): Delete debug insn for dead pseudo.
10815 (lra_spill): Initiate spill_hard_reg and slots memory separately.
10817 2016-01-15 Jiong Wang <jiong.wang@arm.com>
10819 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
10821 (TYPES_UNOPUS): Likewise.
10822 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
10823 builtin type, from UNOP to UNOPUS.
10824 (lbtruncuv4sf): Likewise.
10825 (lbtruncuv2df): Likewise.
10826 (lrounduv2sf): Likewise.
10827 (lrounduv4sf): Likewise.
10828 (lrounduv2df): Likewise.
10829 (lroundusf): Likewise.
10830 (lroundusf): Likewise.
10831 (lceiluv2sf): Likewise.
10832 (lceiluv4sf): Likewise.
10833 (lceiluv2df): Likewise.
10834 (lceilusf): Likewise.
10835 (lceiludf): Likewise.
10836 (lflooruv2sf): Likewise.
10837 (lflooruv4sf): Likewise.
10838 (lflooruv2df): Likewise.
10839 (lfloorusf): Likewise.
10840 (lfloorudf): Likewise.
10841 (lfrintnuv2sf): Likewise.
10842 (lfrintnuv4sf): Likewise.
10843 (lfrintnuv2df): Likewise.
10844 (lfrintnusf): Likewise.
10845 (lfrintnudf): Likewise.
10846 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
10848 (vcvtq_u32_f32): Likewise.
10849 (vcvtq_u64_f64): Likewise.
10850 (vcvta_u32_f32): Likewise.
10851 (vcvtaq_u32_f32): Likewise.
10852 (vcvtaq_u64_f64): Likewise.
10853 (vcvtm_u32_f32): Likewise.
10854 (vcvtmq_u32_f32): Likewise.
10855 (vcvtmq_u64_f64): Likewise.
10856 (vcvtn_u32_f32): Likwise.
10857 (vcvtnq_u32_f32): Likewise.
10858 (vcvtnq_u64_f64): Likewise.
10859 (vcvtp_u32_f32): Likewise.
10860 (vcvtpq_u32_f32): Likewise.
10861 (vcvtpq_u64_f64): Likewise.
10862 (vcvtmd_u64_f64): Likewise.
10863 (vcvtms_u32_f32): Likewise.
10864 (vcvtad_u64_f64): Likewise.
10865 (vcvtas_u32_f32): Likewise.
10866 (vcvtnd_u64_f64): Likewise.
10867 (vcvtns_u32_f32): Likewise.
10868 (vcvtpd_u64_f64): Likewise.
10869 (vcvtps_u32_f32): Likewise.
10871 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10873 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
10874 CSEL of zero_extended registers.
10876 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10878 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
10879 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
10881 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10883 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
10884 false when argument string is not found in the attributes table
10887 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
10890 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
10891 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
10892 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
10893 precision estimate.
10895 2016-01-15 Richard Biener <rguenther@suse.de>
10897 PR tree-optimization/66856
10898 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
10899 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
10900 (vect_create_new_slp_node): Increment stmt reference count.
10901 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
10902 an SLP tree before swapping operands.
10903 (vect_build_slp_tree): Likewise.
10904 (destroy_bb_vec_info): Free stmt info after SLP instances.
10905 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
10906 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
10907 (STMT_VINFO_NUM_SLP_USES): New macro.
10909 2016-01-15 Richard Biener <rguenther@suse.de>
10912 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
10913 (add_linkage_name): ... here.
10914 (gen_typedef_die): Use add_linkage_name_raw instead of
10915 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
10918 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
10920 * gimplify.c (oacc_default_clause): Decode reference and pointer
10921 types for both kernels and parallel regions.
10923 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
10925 PR middle-end/69246
10926 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
10928 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10930 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
10931 (convert_scalars_to_vector): Likewise.
10933 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
10935 * doc/extend.texi (Type Traits): Fix grammar.
10937 2016-01-15 Martin Jambor <mjambor@suse.cz>
10939 * tree-inline.c (remap_decl): Use existing dclarations if
10940 remapping a type and prevent_decl_creation_for_types.
10941 (replace_locals_stmt): Do an initial remapping of non-VLA typed
10942 decls first. Do real remapping with
10943 prevent_decl_creation_for_types set.
10944 * tree-inline.h (copy_body_data): New field
10945 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
10948 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10950 * config/s390/s390.opt (mmvcle): More verbose help text.
10952 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10954 * config/s390/s390.opt: Add period to -mzvector option text.
10956 2016-01-15 Richard Biener <rguenther@suse.de>
10958 PR tree-optimization/68961
10959 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
10960 of invariants in stores again.
10962 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
10964 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
10966 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
10968 * config/i386/i386.c (ix86_expand_branch): Don't split
10969 DI mode xor instruction to SI mode.
10971 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10974 * ipa-icf.c (sem_function::merge): Virtual functions may become
10975 reachable even if they address is not taken and there are no
10978 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
10980 * lto-streamer-out.c (subtract_estimated_size): New function.
10981 (get_symbol_initial_value): Use it.
10983 2016-01-15 Christian Bruel <christian.bruel@st.com>
10986 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
10987 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
10988 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
10989 use add_builtin_function_ext_scope instead of add_builtin_function.
10990 (neon_set_p, neon_crypto_set_p): Remove.
10991 (arm_init_builtins): Always call arm_init_neon_builtins and
10992 arm_init_crypto_builtins.
10993 (arm_expand_builtin): Check that builtins are allowed for the arch.
10994 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
10995 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
10996 arm_init_neon_builtins call.
10998 2016-01-15 Richard Biener <rguenther@suse.de>
11000 PR tree-optimization/69117
11001 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
11002 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
11003 of the leader conservatively.
11004 (free_scc_vn): Restore original SSA name infos.
11006 2016-01-14 Jeff Law <law@redhat.com>
11008 PR tree-optimization/69270
11009 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
11010 single bit of precision, verify it's also unsigned.
11011 (record_edge_info): Use constant_boolean_node rather than fold_convert
11012 to convert boolean_true/boolean_false to the right type.
11014 2016-01-14 Richard Henderson <rth@redhat.com>
11017 * loop-doloop.c (record_reg_sets): New.
11018 (doloop_optimize): Reject the transform if the sequence
11019 clobbers registers live at the end of the loop block.
11020 (doloop_optimize_loops): Enable df_live if needed.
11022 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11024 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
11025 * gcc/config/rs6000/rs6000.c: Likewise.
11026 * gcc/config/rs6000/rs6000.h: Likewise.
11027 * gcc/config/rs6000/rs6000.md: Likewise.
11028 * gcc/doc/extend.texi: Likewsie.
11030 2016-01-14 Jeff Law <law@redhat.com>
11032 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
11035 2016-01-14 Richard Henderson <rth@redhat.com>
11039 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
11040 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
11041 instead of builtin_decl_declared_p to test for declaration.
11043 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
11045 * doc/loop.texi (Loop Analysis and Representation): Document
11046 loop_depth function.
11048 2016-01-14 Tom de Vries <tom@codesourcery.com>
11050 PR tree-optimization/68773
11051 * omp-low.c (expand_omp_target): Don't set force_output.
11052 * varpool.c (varpool_node::get_create): Same.
11053 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
11054 offload_funcs with force_output.
11056 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11059 * lra-eliminations.c (move_plus_up): Don't change anything if either
11060 the outer or inner subreg mode is not MODE_INT.
11061 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
11062 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
11064 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11066 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
11067 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
11068 reduc_uplus_@var{m}): Remove.
11069 * expr.c (expand_expr_real_2): Remove expansion path for
11070 reduc_[us](min|max|plus) optabs.
11071 * optabs-tree.c (scalar_reduc_to_vector): Remove.
11072 * optabs-tree.h (scalar_reduc_to_vector): Remove.
11073 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
11074 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
11075 * tree-vect-loop.c (vectorizable_reduction): Remove test for
11076 reduc_[us](min|max|plus) optabs.
11078 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
11080 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
11081 (reduc_plus_scal_v2sf): New.
11082 (reduc_smax_v2sf): Rename to...
11083 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
11084 (reduc_smin_v2sf): Rename to...
11085 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
11087 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
11089 * alias.c (compare_base_symbol_refs): New function.
11090 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
11093 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11095 PR middle-end/68146
11096 PR tree-optimization/69155
11097 * tree-complex.c: Include cfganal.h.
11098 (phis_to_revisit): New variable.
11099 (extract_component): Add phiarg_p argument. Assert that returned
11100 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
11101 (update_phi_components): Partly rewrite to use loop over real/imag
11102 components instead of code duplication. If extract_component returns
11103 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
11104 create_tmp_reg into the PHI node instead, and mention the phi triplet
11105 in phis_to_revisit.
11106 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
11107 in phis_to_revisit at the end.
11109 2016-01-14 Richard Biener <rguenther@suse.de>
11111 PR tree-optimization/68060
11112 * tree-vect-loop.c (vect_is_simple_reduction): Check the
11113 outer loop reduction is only used in the inner loop before
11114 detecting a double reduction.
11116 2016-01-14 Jakub Jelinek <jakub@redhat.com>
11119 * combine.c (expand_field_assignment): Punt if compute_mode is
11120 unsupported scalar mode.
11122 2016-01-14 Richard Biener <rguenther@suse.de>
11124 PR tree-optimization/66856
11125 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
11126 SLP node only if it built successfully.
11127 (vect_analyze_slp_instance): Adjust.
11129 2016-01-14 Jeff Law <law@redhat.com>
11131 PR tree-optimization/69270
11132 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
11133 (record_edge_info): Use it. Convert boolean_{true,false}_node
11134 to the type of op0.
11136 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
11139 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
11140 use block_ultimate_origin
11141 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
11143 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11145 * doc/invoke.texi (Submodel Options): Rename section to
11146 "Machine-Dependent Options" to better reflect its content.
11147 Rewrite introductory text to remove archaic CPU names.
11150 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
11152 * doc/invoke.texi (Code Gen Options): Move section up in file,
11153 before target-specific options. Update menu and option summary
11154 to reflect the new section ordering.
11156 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11158 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
11159 (C++ Dialect Options): Add cross-reference to -std option.
11160 * doc/standards.texi (C++ Language): Document C++14 support.
11162 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11164 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
11165 for pack/unpack functions for __ibm128.
11166 (PACK_IF): Likewise.
11167 (UNPACK_IF): Likewise.
11169 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
11170 support for __ibm128 pack/unpack functions.
11171 (rs6000_invalid_builtin): Likewise.
11172 (rs6000_init_builtins): Likewise.
11173 (rs6000_opt_masks): Likewise.
11175 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
11176 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
11178 (RS6000_BTM_COMMON): Likewise.
11180 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
11181 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
11182 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
11183 128-bit floating point. Add support for the double values to be
11184 in Altivec registers for TF/IF packing and unpacking, but restrict
11185 TD packing sub-fields to be FPR registers. Don't allow overlapped
11186 register support for packing. Allow pack inputs to be memory
11187 locations. Don't build generator functions for unpack<mode>_dm
11188 and unpack<mode>_nodm.
11189 (unpack<mode>_dm): Likewise.
11190 (unpack<mode>_nodm): Likewise.
11191 (pack<mode>): Likewise.
11193 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
11194 built-in functions to pack/unpack explicit __ibm128 values.
11195 (__builtin_unpack_ibm128): Likewise.
11197 * doc/extend.texi (PowerPC Built-in Functions): Document
11198 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
11200 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
11203 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
11204 Add new arg loc and pass it down as context.
11205 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
11206 to the location to use for the warning.
11207 (check_function_arguments): New arg loc. All callers changed. Pass
11208 it to check_function_nonnull.
11209 * c-common.h (check_function_arguments): Adjust declaration.
11211 2016-01-13 Jakub Jelinek <jakub@redhat.com>
11213 PR tree-optimization/69156
11214 * gimple.c (validate_type): Removed.
11215 (gimple_builtin_call_types_compatible_p): Use
11216 useless_type_conversion_p instead of validate_type.
11217 * value-prof.c (gimple_stringop_fixed_value): Fold
11218 icall_size to correct type.
11220 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
11222 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
11225 2016-01-13 Richard Henderson <rth@redhat.com>
11228 * target.def (builtin_tm_load, builtin_tm_store): Remove.
11229 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
11230 (ix86_builtin_tm_store): Remove.
11231 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11232 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11233 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
11234 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
11235 * doc/tm.texi: Rebuild.
11237 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
11238 (BUILT_IN_TM_MEMCPY_RTWN): New.
11239 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
11240 fallback from vector to integer helpers.
11241 (build_tm_load): Handle vector types directly, instead of
11243 (build_tm_store): Likewise.
11244 (expand_assign_tm): Prepare for register types not handled by
11245 the above. Copy them to memory and use memcpy.
11246 * tree.c (tm_define_builtin): New.
11247 (find_tm_vector_type): New.
11248 (build_tm_vector_builtins): New.
11249 (build_common_builtin_nodes): Call it.
11251 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
11253 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
11254 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
11256 2016-01-13 Tom de Vries <tom@codesourcery.com>
11258 PR tree-optimization/69169
11259 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
11260 handled_struct_type param.
11261 (create_variable_info_for, intra_create_variable_infos): Call
11262 create_variable_info_for_1 with extra arg.
11264 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
11266 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
11267 and "armv8.1-a+crc" entries.
11269 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
11272 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
11273 Change first operand predicate from register_or_constm1_operand
11274 to register_operand.
11275 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
11276 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
11277 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
11278 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
11279 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
11280 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
11281 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
11282 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
11283 comparison with constm1_rtx from vec_prefetch_gen part.
11285 2016-01-13 Richard Biener <rguenther@suse.de>
11287 PR tree-optimization/69013
11288 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
11289 Exchange assert for a test.
11291 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11294 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
11296 2016-01-13 Richard Biener <rguenther@suse.de>
11298 PR tree-optimization/69242
11299 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
11300 assert with a check.
11302 2016-01-13 Richard Biener <rguenther@suse.de>
11304 PR tree-optimization/69186
11305 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11306 Properly guard vect_update_misalignment_for_peel call.
11308 2016-01-12 Jeff Law <law@redhat.com>
11310 PR tree-optimization/pr67755
11311 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
11312 "need_profile_correction".
11313 (thread_block_1): Initialize new field to false by default. If we
11314 have multiple thread paths through a common joiner to different
11315 final targets, then set new field to true.
11316 (compute_path_counts): Only do count adjustment when it's really
11319 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11321 * doc/invoke.texi (Spec Files): Move section down in file, past
11322 all command-line option descriptions.
11324 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11326 PR middle-end/54809
11327 * doc/gty.texi: Remove documentation of mark_hook.
11328 * gengtype.c (struct write_types_data): Remove code to support
11329 mark_hook attribute.
11330 (walk_type): Likewise.
11331 (write_func_for_structure): Likewise.
11333 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11335 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
11336 Directory Options, and -specs= to Overall Options.
11337 (Overall Options): Adjust similarly. Reorder to group related
11338 options together. Make -specs= cross-reference the spec file details.
11339 (Directory Options): Adjust similarly.
11341 2016-01-12 Jeff Law <law@redhat.com>
11343 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
11345 2016-01-12 Olivier Hainque <hainque@adacore.com>
11347 * gcc.c (spec_undefvar_allowed): New global.
11348 (process_command): Set to true when running for --version or --help,
11350 (getenv_spec_function): When the variable is not defined, use the
11351 variable name as the variable value if we're allowed not to issue
11354 2016-01-12 Bin Cheng <bin.cheng@arm.com>
11356 PR tree-optimization/68911
11357 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
11358 information computed for expression "init + nit * step".
11360 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
11362 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
11363 about name of GCC executable. Remove deleted node from menu.
11364 (Directory Options) <-B>: Remove cross-reference to deleted node.
11365 (Target Options): Delete section.
11367 2016-01-12 Christian Bruel <christian.bruel@st.com>
11370 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
11371 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
11373 2016-01-12 Jakub Jelinek <jakub@redhat.com>
11376 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
11377 aligned_mem is properly set for AVX512-VL floating point masked
11381 * ifcvt.c (cond_exec_process_if_block): When removing the last
11382 insn from then_bb, remove also any possible barriers that follow it.
11384 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
11388 * config/i386/iamcu.h (SIZE_TYPE): New macro.
11389 (PTRDIFF_TYPE): Likewise.
11390 (WCHAR_TYPE): Likewise.
11391 (WCHAR_TYPE_SIZE): Likewise.
11392 (STDINT_LONG32): Likewise.
11394 2016-01-12 Richard Biener <rguenther@suse.de>
11396 PR tree-optimization/69053
11397 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
11398 convert initial value for cond reductions.
11400 2016-01-12 Richard Biener <rguenther@suse.de>
11402 PR tree-optimization/69007
11403 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
11404 widen_sum after dot_prod and sad.
11406 2016-01-12 Richard Biener <rguenther@suse.de>
11408 PR tree-optimization/69168
11409 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
11410 pattern stmt SLP type.
11411 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
11412 end up unused so cope with that case.
11414 2016-01-12 Richard Biener <rguenther@suse.de>
11416 PR tree-optimization/69157
11417 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
11418 stmts def type only during analyze phase.
11419 (vectorizable_call): Likewise.
11420 (vectorizable_simd_clone_call): Likewise.
11421 (vectorizable_conversion): Likewise.
11422 (vectorizable_assignment): Likewise.
11423 (vectorizable_shift): Likewise.
11424 (vectorizable_operation): Likewise.
11425 (vectorizable_store): Likewise.
11426 (vectorizable_load): Likewise.
11428 2016-01-12 Richard Biener <rguenther@suse.de>
11430 PR tree-optimization/69174
11431 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
11433 (vectorizable_load): Properly compute the number of loads needed
11434 for permuted strided SLP loads and do not spuriously assign
11435 to SLP_TREE_VEC_STMTS.
11437 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
11439 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
11440 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
11441 (MD_EXEC_PREFIX): Remove.
11442 (MD_STARTFILE_PREFIX) Removee.
11443 (FILE_NAME_ABSOLUTE_P): Remove.
11444 (CPP_SPEC): Do not read macros from sys/version.h.
11445 (LINK_COMMAND_SPEC): Remove.
11446 (LOCAL_INCLUDE_DIR): Remove.
11447 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
11448 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
11449 (POST_LINK_SPEC): Define to invoke stubify after linker
11450 (LIBSTDCXX): Remove define
11451 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
11452 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
11453 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
11454 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
11455 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
11456 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
11457 (i386_djgpp_asm_named_section): Add propotype of new procedure
11459 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
11460 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
11461 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
11462 in config/i386/djgpp.h).
11463 (STANDARD_STARTFILE_PREFIX_2): Define identical to
11464 STANDARD_STARTFILE_PREFIX_1.
11465 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
11466 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
11467 installation errors.
11468 (MAX_OFILE_ALIGNMENT): Define to 128.
11469 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
11471 * config/i386/djgpp.c: New file. Add implementation of
11472 i386_djgpp_asm_named_section.
11474 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
11476 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
11477 Add rule for building djgpp.o.
11479 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11481 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
11482 (rtx_is_swappable_p): Reductions are swappable.
11483 (insn_is_swappable_p): V2DF reductions are swappable.
11485 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
11487 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
11488 reloads for other unsupported memory operands.
11490 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11491 Jim Wilson <jim.wilson@linaro.org>
11494 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
11495 copy_to_mode_reg instead of force_reg.
11497 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11500 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
11501 TARGET_80387 is true.
11503 2016-01-11 Jakub Jelinek <jakub@redhat.com>
11506 * lra-eliminations.c (move_plus_up): Only move plus up
11507 if subreg of the constant can be simplified into constant
11508 and use the simplified subreg of the constant instead of
11509 the original constant.
11511 * fold-const.c (fold_convertible_p): Don't return true
11512 for conversion of VECTOR_TYPE to same sized integral type.
11513 (fold_convert_loc): Fix up formatting. Fold conversion of
11514 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
11515 instead of NOP_EXPR.
11517 PR tree-optimization/69214
11518 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
11519 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
11522 PR tree-optimization/69207
11523 * tree-vect-slp.c (vect_get_constant_vectors): For
11524 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
11525 fold_convertible_p to vector_type's element type, and always
11526 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
11528 2016-01-11 Richard Biener <rguenther@suse.de>
11530 PR tree-optimization/69173
11531 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
11532 fixup the cycle if all stmts are in a pattern.
11534 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
11536 PR middle-end/68999
11537 * alias.c (base_alias_check): Move check for addresses with
11538 alignment ANDs before the call for compare_base_decls.
11539 (memrefs_conflict_p): Return -1 for different decls
11540 that went through alignment adjustments.
11542 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11544 PR rtl-optimization/68796
11545 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
11546 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
11547 and QImode comparisons against zero with CC_NZmode.
11548 * config/aarch64/iterators.md (short_mask): New mode_attr.
11550 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
11552 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
11553 (<avx512>_store<mode>_mask): Likewise.
11555 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
11556 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11558 PR rtl-optimization/68841
11559 * ifcvt.c (struct noce_if_info): Add orig_x field.
11560 (bbs_ok_for_cmove_arith): Add to_rename parameter.
11561 Don't record conflicts on to_rename if it's present.
11562 Allow memory destinations in sets.
11563 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
11564 blocks, passing orig_x to the checks.
11565 (noce_process_if_block): Set if_info->orig_x appropriately.
11567 2016-01-11 Tom de Vries <tom@codesourcery.com>
11569 PR tree-optimization/69069
11570 * tree-parloops.c (create_parallel_loop): Add missing phi args.
11572 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
11574 PR rtl-optimization/68920
11575 * config/i386/i386.c (ix86_option_override_internal): Restrict number
11576 of conditional moves for RTL if-conversion to 1 for
11577 TARGET_ONE_IF_CONV_INSN.
11578 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
11579 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
11580 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
11581 parameter to restirct number of conditional moves for
11583 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
11584 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
11587 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
11590 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
11591 onepart vars. Fix typo in comment. Fix reversed condition in
11593 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
11596 * var-tracking.c (dump_onepart_variable_differences): New.
11597 (dataflow_set_different): If a detailed dump is requested,
11598 delay early returns and dump differences between onepart
11599 variables present before and after, and added variables.
11601 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11604 * expr.c (expand_expr_real_1): For boolean vector constants
11605 with a scalar mode use const_scalar_mask_from_tree.
11606 (const_scalar_mask_from_tree): New.
11607 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
11608 assigned to a mask type to handle constants.
11610 2016-01-11 Martin Jambor <mjambor@suse.cz>
11613 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
11614 useless parameters if we cannot change function signature.
11616 2016-01-11 Martin Jambor <mjambor@suse.cz>
11619 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
11622 2016-01-11 Tom de Vries <tom@codesourcery.com>
11624 PR tree-optimization/69109
11625 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
11628 2016-01-11 Tom de Vries <tom@codesourcery.com>
11630 PR tree-optimization/69108
11631 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
11632 res is not used in a phi.
11634 2016-01-11 Yury Gribov <y.gribov@samsung.com>
11637 * common.opt (frandom-seed): Fix parameter name.
11638 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
11640 2016-01-11 Tom de Vries <tom@codesourcery.com>
11642 PR tree-optimization/69058
11643 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
11646 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
11648 * config/arc/arc.opt (mdiv-rem): Add period to the end.
11649 (mcode-density): Likewise.
11651 2016-01-10 Tom de Vries <tom@codesourcery.com>
11653 PR tree-optimization/69062
11654 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
11655 (parallelize_loops): Don't paralelize loop that has phi with address
11658 2016-01-10 Tom de Vries <tom@codesourcery.com>
11660 PR tree-optimization/69039
11661 * tree-parloops.c (try_create_reduction_list): Only allow single exit
11664 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
11666 PR middle-end/68743
11667 * match.pd: Require target has function_c99_misc before doing
11668 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
11670 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
11672 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
11674 * configure: Regenerate.
11676 2016-01-09 Jakub Jelinek <jakub@redhat.com>
11678 PR middle-end/50865
11679 PR tree-optimization/69097
11680 * fold-const.h (expr_not_equal_to): New prototype.
11681 * fold-const.c: Include stringpool.h and tree-ssanames.h.
11682 (expr_not_equal_to): New function.
11683 * match.pd (X % -Y is the same as X % Y): Don't optimize
11684 unless X is known not to be equal to minimum or Y is known
11685 not to be equal to -1.
11686 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
11687 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
11688 (simplify_stmt_using_ranges): Adjust caller.
11689 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
11690 substitute_and_fold.
11692 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
11694 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
11697 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11699 PR tree-optimization/69167
11700 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
11701 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
11703 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
11705 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11706 Richard Biener <rguenther@suse.de>
11708 PR tree-optimization/68707
11709 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
11710 instances that can be handled via vect_load_lanes.
11712 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
11714 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
11715 if we can't determine address equivalence.
11716 * alias.c (compare_base_decl): Update for changed return value of
11717 symtab_node::equal_address_to.
11719 2016-01-08 Jason Merrill <jason@redhat.com>
11723 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
11724 * expr.c (store_field): Not here.
11725 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
11726 call with TREE_ADDRESSABLE type.
11727 * tree-cfg.c (verify_gimple_call): Adjust.
11729 2016-01-08 Olivier Hainque <hainque@adacore.com>
11731 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
11734 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
11736 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
11737 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
11738 (reduc_smin_v2sf): Rename to...
11739 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
11740 (reduc_splus_v2sf): Rename to...
11741 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
11743 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11745 PR tree-optimization/69162
11746 * gimplify.c (gimplify_va_arg_expr): Encode original type of
11747 valist argument in another argument.
11748 (gimplify_modify_expr): Adjust for the above change. Cleanup.
11749 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
11750 to determine the va_list type, build a MEM_REF instead of
11751 build_fold_indirect_ref.
11753 PR tree-optimization/69172
11754 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
11757 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
11759 PR tree-optimization/67781
11760 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
11761 and cmpnop in two steps: first the ones not accessed in original
11762 gimple expression in a endian independent way and then the ones not
11763 accessed in the final result in an endian-specific way.
11765 2016-01-08 Jakub Jelinek <jakub@redhat.com>
11767 PR tree-optimization/69083
11768 * tree-vect-slp.c (vect_get_constant_vectors): For
11769 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
11770 element type. If op is fold_convertible_p to vector_type's element
11771 type, use NOP_EXPR instead of VCE.
11773 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
11775 PR rtl-optimization/67778
11776 PR rtl-optimization/68634
11777 PR rtl-optimization/68909
11778 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
11779 block from the stack until done with it. Remove a superfluous
11780 bitmap set. Remove a superfluous bitmap test.
11782 2016-01-07 Martin Sebor <msebor@redhat.com>
11785 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
11786 constraint on the type of arguments.
11788 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
11790 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
11791 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
11792 unaligned_access on the gcc_options set.
11793 * config/arm/arm.c (arm_option_override_internal): Use
11794 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
11796 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11799 * config/i386/i386.c (ix86_frame_pointer_required): Enable
11800 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
11802 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
11805 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11808 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11809 depending on frame_pointer_needed before remaining integer and SSE
11810 registers are saved.
11812 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
11815 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
11817 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
11820 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
11821 Use the "xBm" constraint.
11822 (float<sseintvecmodelower><mode>2<mask_name><round_name):
11824 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
11825 (sse_cvtsi2ssq<round_name>): Likewise.
11826 (sse_cvtss2si<round_name>): Likewise.
11827 (sse_cvtss2siq<round_name>): Likewise.
11828 (sse2_cvtsi2sdq<round_name>): Likewise.
11829 (sse2_cvtsd2si<round_name>): Likewise.
11830 (sse2_cvtsd2siq<round_name>): Likewise.
11831 * config/i386/subst.md (round_nimm_scalar_predicate): New
11834 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
11836 PR middle-end/67639
11837 * varasm.c (make_decl_rtl): Mark invalid register vars as
11840 PR rtl-optimization/66206
11841 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
11842 All callers changed.
11844 2016-01-07 Jakub Jelinek <jakub@redhat.com>
11846 PR tree-optimization/69141
11847 * tree-ssa-pre.c: Include langhooks.h.
11848 (eliminate_dom_walker::before_dom_children): Use
11849 lang_hooks.decl_printable_name instead of
11850 cgraph_node::get ()->name ().
11852 PR middle-end/68960
11853 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
11854 it and DECL_ALIGN too.
11856 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
11858 * config/mips/mips-ftypes.def: Sort to lexicographical order.
11860 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
11863 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
11864 depending on frame_pointer_needed before remaining integer and SSE
11865 registers are saved.
11867 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11869 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
11870 mode iterator with VSX_M2.
11871 (*p9_vecstore_<mode>): Likewise.
11872 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
11873 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
11874 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
11875 (define_split for VSX_LE128 stores): Likewise.
11876 (define_peephole2 for TImode LE swaps): Likewise.
11877 (define_split for VSX_LE128 post-reload stores): Likewise.
11879 2016-01-06 Marek Polacek <polacek@redhat.com>
11882 * convert.c (convert_to_integer_1): Adjust call to
11883 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
11884 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
11885 EXPR instead of ARG.
11886 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
11888 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11891 * doc/extend.texi (RL78 Variable Attributes): New section.
11893 2016-01-05 Marek Polacek <polacek@redhat.com>
11896 * builtins.c (get_memmodel): Use expansion point location rather than
11897 the input location. Call warning_at rather than warning.
11898 (expand_builtin_atomic_compare_exchange): Likewise.
11899 (expand_builtin_atomic_load): Likewise.
11900 (expand_builtin_atomic_store): Likewise.
11901 (expand_builtin_atomic_clear): Likewise.
11903 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11906 * config/i386/i386.c (ix86_expand_vector_logical_operator):
11907 Replace nonimmediate_operand with vector_operand.
11908 * config/i386/predicates.md (vector_operand): New predicate.
11909 (general_vector_operand): Replace nonimmediate_operand with
11911 * config/i386/sse.md: Replace nonimmediate_operand with
11912 vector_operand and m constraint with Bm constraint on SSE
11913 patterns with 16-byte memory operand.
11914 * config/i386/subst.md (round_nimm_predicate): Replace
11915 nonimmediate_operand with vector_operand.
11916 (round_saeonly_nimm_predicate): Likewise.
11917 (round_saeonly_nimm_scalar_predicate): New.
11919 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
11922 * config/i386/constraints.md (Bm): New constraint.
11923 * config/i386/predicates.md (vector_memory_operand): New
11925 * config/i386/sse.md: Replace xm with xBm in plusminus and
11926 any_logic patterns.
11928 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11931 * doc/extend.texi (V850 Function Attributes): New section.
11932 (V850 Variable Attributes): New section.
11934 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
11937 * doc/extend.texi (MicroBlaze Function Attributes): Document
11938 interrupt_handler and fast_interrupt attributes.
11940 2016-01-05 Sergei Trofimovich <siarheit@google.com>
11943 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
11944 for local symbolic operands.
11945 * config/ia64/predicates.md (local_symbolic_operand64): New
11948 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11950 PR rtl-optimization/68651
11951 * combine.c (combine_simplify_rtx): Canonicalize x + x into
11954 2016-01-05 Nathan Sidwell <nathan@acm.org>
11956 * alias.c (compare_base_decls): Use symtab_node::get.
11958 2016-01-05 Nick Clifton <nickc@redhat.com>
11961 * ira-costs.c (copy_cost): Initialise the t_icode field of the
11962 secondary_reload_info structure.
11965 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
11966 decls if weak support is available.
11968 2016-01-04 Martin Sebor <msebor@redhat.com>
11970 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
11972 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11974 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11975 OPTION_MASK_P9_DFORM.
11977 * config/rs6000/constraints.md (wo constraint): New constraint for
11980 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
11982 (rs6000_init_hard_regno_mode_ok): Likewise.
11984 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
11987 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
11988 expanders not to have constraints. Add support for ISA 3.0 xxperm
11989 instruction. Add support for fusing xxlor with xxperm.
11990 (altivec_vperm_<mode>_internal): Likewise.
11991 (altivec_vperm_v8hiv16qi): Likewise.
11992 (altivec_vperm_<mode>v16q): Likewise.
11993 (altivec_vperm_<mode>_uns): Likewise.
11994 (vperm_v8hiv4si): Likewise.
11995 (vperm_v16qiv8hi): Likewise.
11997 * doc/md.texi (RS/6000 constraints): Document wo constraint.
11999 2016-01-04 Jakub Jelinek <jakub@redhat.com>
12001 Update copyright years.
12003 * gcc.c (process_command): Update copyright notice dates.
12004 * gcov-dump.c (print_version): Ditto.
12005 * gcov.c (print_version): Ditto.
12006 * gcov-tool.c (print_version): Ditto.
12007 * gengtype.c (create_file): Ditto.
12008 * doc/cpp.texi: Bump @copying's copyright year.
12009 * doc/cppinternals.texi: Ditto.
12010 * doc/gcc.texi: Ditto.
12011 * doc/gccint.texi: Ditto.
12012 * doc/gcov.texi: Ditto.
12013 * doc/install.texi: Ditto.
12014 * doc/invoke.texi: Ditto.
12016 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12018 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
12019 modes larger than TImode as TImode if NEON is not enabled.
12021 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12024 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
12025 mode for %f0-%f31 only if TARGET_FPU.
12027 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
12030 * config/sparc/sparc.c (scan_record_type): Take into account subfields
12031 to compute the PACKED_P predicate.
12032 (function_arg_record_value): Minor tweaks.
12034 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
12036 * doc/install.texi (--with-multilib-list): Describe the meaning of the
12037 option for arm*-*-* targets.
12039 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
12041 * doc/extend.texi (Common Function Attributes): Move docs for
12042 MSP430-specific attributes to....
12043 (MSP430 Function Attributes): ...here. Delete the redundant
12044 entries and copy-edit the remaining text.
12045 (MSP430 Variable Attributes): Use uniform format for index
12046 entries and add a cross-reference to the corresponding function
12049 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
12051 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
12053 (x86 Options): Likewise.
12055 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12059 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
12060 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
12061 to corresponding attribute.
12063 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
12065 * doc/extend.texi (Common Function Attributes) <noplt>: Move
12066 to correct alphabetization of table. Copy-edit and correct
12068 <stack_protect>: Likewise.
12069 <target_clones>: Likewise.
12071 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
12072 Correct punctuation.
12073 (Code Gen Options) <-fno-plt>: Copy-edit.
12075 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
12078 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
12079 SI values. Explicitly convert SI to DI and vice-versa.
12081 2016-01-01 Jakub Jelinek <jakub@redhat.com>
12083 PR tree-optimization/69070
12084 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
12085 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
12088 * ubsan.c (ubsan_instrument_float_cast): Call
12089 initialize_sanitizer_builtins.
12092 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
12094 Copyright (C) 2016 Free Software Foundation, Inc.
12096 Copying and distribution of this file, with or without modification,
12097 are permitted in any medium without royalty provided the copyright
12098 notice and this notice are preserved.