1 2016-11-17 Alan Modra <amodra@gmail.com>
3 PR rtl-optimization/78325
4 PR rtl-optimization/70890
5 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
8 2016-11-16 Jason Merrill <jason@redhat.com>
10 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
12 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14 PR tree-optimization/77848
15 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
16 an outer loop, only save basic block aux information for the inner
18 (versionable_outer_loop_p): New function.
19 (tree_if_conversion): Version the outer loop instead of the inner
20 one if the pattern will be recognized for outer-loop
23 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
25 * gcc/bb-reorder.c: Remove 'toplev.h' include.
26 (pass_partition_blocks::gate): No longer check
27 user_defined_section_attribute, instead check the function decl
28 for a section attribute.
29 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
30 set user_defined_section_attribute.
31 * gcc/final.c (rest_of_handle_final): Likewise.
32 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
33 * gcc/toplev.h: Remove declaration of
34 user_defined_section_attribute.
36 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
38 * config/mips/mips.md (casesi_internal_mips16_<mode>):
39 Explicitly switch between JR and JRC for the table jump. Adjust
42 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
44 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
45 `insn_count' to 11 rather than 16.
47 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
49 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
50 `ltu' rather than `leu' operation in the RTL pattern
52 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
54 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
55 missing <d> instruction prefixes throughout. Correct
58 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
60 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
61 rather than R_MIPS_JALR relocation in microMIPS code. Do not
62 cancel short delay slots in PIC call relaxation.
64 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
66 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
67 general register with general register or ARM constant into SP
70 2016-11-16 Jakub Jelinek <jakub@redhat.com>
73 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
74 that loop->header == body_bb if broken_loop.
76 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
78 * tree-ssa-math-opts.c (bswap_replace): Remove test
79 of SLOW_UNALIGNED_ACCESS.
81 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
83 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
84 is selected. Pass -mgomp to offload compiler in OpenMP case.
85 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
86 declaration from nvptx.c.
87 (nvptx_gen_shuffle): Declare.
88 (nvptx_output_set_softstack): Declare.
89 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
90 (need_softstack_decl): New variable.
91 (need_unisimt_decl): New variable.
92 (diagnose_openacc_conflict): New. Use it...
93 (nvptx_option_override): ...here. Handle TARGET_GOMP.
94 (nvptx_encode_section_info): Handle "shared" attribute.
95 (write_as_kernel): Restrict to OpenACC target regions.
96 (init_softstack_frame): New.
97 (nvptx_init_unisimt_predicate): New.
98 (write_omp_entry): New. Use it...
99 (nvptx_declare_function_name): ...here to emit OpenMP target region
100 entrypoints. Handle TARGET_SOFT_STACK. Call
101 nvptx_init_unisimt_predicate.
102 (nvptx_output_set_softstack): New.
103 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
104 (nvptx_gen_shuffle): Export.
105 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
107 (nvptx_print_operand): Fix handling of instruction predicates.
108 (nvptx_get_unisimt_master): New helper function.
109 (nvptx_get_unisimt_predicate): Ditto.
110 (nvptx_call_insn_is_syscall_p): Ditto.
111 (nvptx_unisimt_handle_set): Ditto.
112 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
113 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
114 (nvptx_handle_shared_attribute): New. Use it...
115 (nvptx_attribute_table): ... here (new entry).
116 (nvptx_record_offload_symbol): Handle NULL attributes.
117 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
118 (nvptx_simt_vf): New.
119 (TARGET_SIMT_VF): Define.
120 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
121 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
122 -muniform-simt option is active.
123 (STACK_SIZE_MODE): Define.
124 (FIXED_REGISTERS): Adjust.
125 (SOFTSTACK_SLOT_REGNUM): New.
126 (SOFTSTACK_PREV_REGNUM): New.
127 (REGISTER_NAMES): Adjust.
128 (struct machine_function): New fields.
129 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
130 (UNSPEC_VOTE_BALLOT): Ditto.
131 (UNSPEC_LANEID): Ditto.
132 (UNSPECV_NOUNROLL): Ditto.
133 (atomic): New attribute.
134 (predicable): New attribute. Generate predicated forms via
136 (br_true): Mark as not predicable.
138 (br_true_uni): Ditto.
139 (br_false_uni): Ditto.
141 (trap_if_true): Ditto.
142 (trap_if_false): Ditto.
144 (nvptx_forked): Ditto.
145 (nvptx_joining): Ditto.
147 (nvptx_barsync): Ditto.
148 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
149 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
150 (allocate_stack_<mode>): Remove unused pattern.
151 (set_softstack_insn): New pattern.
152 (restore_stack_block): Handle for TARGET_SOFT_STACK.
153 (nvptx_vote_ballot): New pattern.
154 (omp_simt_lane): Ditto.
155 (omp_simt_last_lane): Ditto.
156 (omp_simt_ordered): Ditto.
157 (omp_simt_vote_any): Ditto.
158 (omp_simt_xchg_bfly): Ditto.
159 (omp_simt_xchg_idx): Ditto.
160 (nvptx_nounroll): Ditto.
161 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
162 (atomic_exchange<mode>): Ditto.
163 (atomic_fetch_add<mode>): Ditto.
164 (atomic_fetch_addsf): Ditto.
165 (atomic_fetch_<logic><mode>): Ditto.
166 * config/nvptx/nvptx.opt: (msoft-stack): New option.
167 (muniform-simt): Ditto.
169 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
170 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
171 * doc/invoke.texi (msoft-stack): Document.
172 (muniform-simt): Document
174 * doc/tm.texi: Regenerate.
175 * doc/tm.texi.in: (TARGET_SIMT_VF): New hook.
176 * target.def: Define it.
177 * target-insns.def (omp_simt_lane): New.
178 (omp_simt_last_lane): New.
179 (omp_simt_ordered): New.
180 (omp_simt_vote_any): New.
181 (omp_simt_xchg_bfly): New.
182 (omp_simt_xchg_idx): New.
184 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
186 * config/mips/mips-protos.h (mips_set_text_contents_type): New
188 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
189 (ASM_OUTPUT_CASE_END): Likewise.
190 * config/mips/mips.c (mips_set_text_contents_type): New
192 (mips16_emit_constants): Record the pool's initial label number
193 with the `consttable' insn. Emit a `consttable_end' insn at the
195 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
196 for `consttable' insns.
197 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
198 for `consttable_end' insns.
199 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum
201 (consttable): Add operand.
202 (consttable_end): New insn.
204 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
206 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
207 * tree-if-conv.c (tree_if_conversion): Make public.
208 * * tree-if-conv.h: New file.
209 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
210 dynamic alias checks for epilogues.
211 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
212 * tree-vect-loop.c: include tree-if-conv.h.
213 (new_loop_vec_info): Add zeroing orig_loop_info field.
214 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
215 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
216 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
217 using passed argument.
218 (vect_transform_loop): Check if created epilogue should be returned
219 for further vectorization with less vf. If-convert epilogue if
220 required. Print vectorization success for epilogue.
221 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
222 if it is required, pass loop_vinfo produced during vectorization of
223 loop body to vect_analyze_loop.
224 * tree-vectorizer.h (struct _loop_vec_info): Add new field
226 (LOOP_VINFO_ORIG_LOOP_INFO): New.
227 (LOOP_VINFO_EPILOGUE_P): New.
228 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
229 (vect_do_peeling): Change prototype to return epilogue.
230 (vect_analyze_loop): Add argument of loop_vec_info type.
231 (vect_transform_loop): Return created loop.
233 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
235 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
236 component as used also if LR_REGNO is a live input to the bb.
237 * df-scan.c (df_get_entry_block_def_set): Return immediately after
238 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
239 (df_get_exit_block_use_set): Ditto.
240 * df.h (df_scan_flags): New enum.
241 * shrink-wrap.c (try_shrink_wrapping_separate): Set
242 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
243 df_update_entry_block_defs and df_update_exit_block_uses
244 at the start; clear the flag and call those functions at the end.
246 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
247 Alan Hayward <alan.hayward@arm.com>
248 David Sherwood <david.sherwood@arm.com>
250 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
251 nb_iterations to the number of latch iterations rather than the
252 number of loop iterations.
254 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
255 Alan Hayward <alan.hayward@arm.com>
256 David Sherwood <david.sherwood@arm.com>
258 * combine.c (maybe_swap_commutative_operands): New function.
259 (combine_simplify_rtx): Use it.
260 (change_zero_ext): Likewise.
261 (make_compound_operation_int): New function, split out of...
262 (make_compound_operation): ...here. Use
263 maybe_swap_commutative_operands for both.
265 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
267 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
268 (neon-vfpv3): New FPU, currently an alias for 'neon'.
269 * arm/arm-tables.opt: Regenerated.
270 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
272 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
273 and 'neon' are aliases for specific implementations.
275 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
276 Alan Hayward <alan.hayward@arm.com>
277 David Sherwood <david.sherwood@arm.com>
279 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
280 and use it in the final call to gen_rtx_fmt_ee.
281 (expand_vec_cond_expr): Update accordingly.
282 (expand_vec_cmp_expr): Likewise.
284 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
285 Alan Hayward <alan.hayward@arm.com>
286 David Sherwood <david.sherwood@arm.com>
288 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
290 2016-11-16 Richard Biener <rguenther@suse.de>
293 * gimplify.c (gimplify_function_tree): Do not instrument
294 GNU extern inline functions.
296 2016-11-16 Martin Liska <mliska@suse.cz>
299 * gimplify.c (gimplify_switch_expr): Always save previous
300 gimplify_ctxp->live_switch_vars.
302 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
304 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
305 zero_extract operations to allow a movb to occur.
306 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
307 * testsuite/gcc.target/arc/movb-2.c: Likewise.
308 * testsuite/gcc.target/arc/movb-5.c: Likewise.
309 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
312 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
313 Alan Hayward <alan.hayward@arm.com>
314 David Sherwood <david.sherwood@arm.com>
316 * expr.c (emit_group_load_1): Tighten check for whether an
317 access involves only one operand of a CONCAT. Use extract_bit_field
318 for constants if the bit range does span the whole operand.
320 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
321 Alan Hayward <alan.hayward@arm.com>
322 David Sherwood <david.sherwood@arm.com>
324 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
326 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
327 Alan Hayward <alan.hayward@arm.com>
328 David Sherwood <david.sherwood@arm.com>
330 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
331 all three iteration counts with an any_* test. Use a single update
332 for each count. Fix the calculation of nb_iterations_estimate.
334 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
336 * config/pdp11/pdp11.c: Include dbxout.h.
338 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
340 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
342 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
345 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
346 proper ranges for an SBFX instruction.
347 (extzv_t2): Likewise for UBFX.
349 2016-11-16 Richard Biener <rguenther@suse.de>
351 PR tree-optimization/78348
352 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
353 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
354 (classify_partition): Set PKIND_MEMCPY if dependence analysis
355 revealed no dependency, PKIND_MEMMOVE otherwise.
357 2016-11-16 Jakub Jelinek <jakub@redhat.com>
360 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
361 it points to non-NULL tree, use it instead of ubsan_create_data.
362 (instrument_si_overflow): Handle vector signed integer overflow
364 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
365 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
366 vector IFN_UBSAN_CHECK_*.
367 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
368 pass it through to ubsan_build_overflow_builtin.
369 (expand_neg_overflow, expand_mul_overflow): Likewise.
370 (expand_vector_ubsan_overflow): New function.
371 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
372 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
373 (expand_arith_overflow): Adjust expand_*_overflow callers.
375 2016-11-16 Matthias Klose <doko@ubuntu.com>
377 * doc/install.texi: Remove references to java/libjava.
379 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
381 * tree-ssa-coalesce.c (register_default_def): Remove register_ssa_partition.
382 (create_outofssa_var_map): Likewise.
383 * tree-ssa-live.c (register_ssa_partition_check): Remove.
384 * tree-ssa-live.h (register_ssa_partition): Likewise.
386 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
388 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
389 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
390 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
391 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
392 rtx when all sub-rtx are also permanent.
394 (attr_copy_rtx): Remove.
395 (make_canonical, get_attr_value): Use attr_equal_p.
396 (copy_boolean): Rehash NOT.
397 (simplify_test_exp_in_temp,
398 optimize_attrs): Remove call to attr_copy_rtx.
399 (attr_alt_intersection, attr_alt_union,
400 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
401 (make_automaton_attrs): Use attr_eq.
403 2016-11-15 Matthias Klose <doko@ubuntu.com>
405 * doc/install.texi: Remove references to java/libjava.
406 * doc/sourcebuild.texi: Likewise.
407 * doc/invoke.texi: Likewise.
408 * doc/standards.texi: Likewise.
410 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
411 Alan Hayward <alan.hayward@arm.com>
412 David Sherwood <david.sherwood@arm.com>
414 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
416 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
417 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
418 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
419 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
420 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
421 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
422 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
424 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
425 Alan Hayward <alan.hayward@arm.com>
426 David Sherwood <david.sherwood@arm.com>
428 * dce.c (check_argument_store): Pass the size instead of
429 the memory reference.
430 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
432 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
433 Alan Hayward <alan.hayward@arm.com>
434 David Sherwood <david.sherwood@arm.com>
436 * alias.c (canon_rtx): Use simplify_gen_binary.
438 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
439 Alan Hayward <alan.hayward@arm.com>
440 David Sherwood <david.sherwood@arm.com>
442 * rtl.h (load_extend_op): Declare.
443 * rtlanal.c (load_extend_op): New function.
444 (nonzero_bits1): Use it.
445 (num_sign_bit_copies1): Likewise.
446 * cse.c (cse_insn): Likewise.
447 * fold-const.c (fold_single_bit_test): Likewise.
448 (fold_unary_loc): Likewise.
449 * fwprop.c (free_load_extend): Likewise.
450 * postreload.c (reload_cse_simplify_set): Likewise.
451 (reload_cse_simplify_operands): Likewise.
452 * combine.c (try_combine): Likewise.
453 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
454 subreg_lowpart_p checks.
456 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
457 Alan Hayward <alan.hayward@arm.com>
458 David Sherwood <david.sherwood@arm.com>
460 * combine.c (simplify_shift_const_1): Use the number of bits
461 in the inner mode to determine the range of the shift.
462 When handling shifts of vectors, skip any rules that apply
465 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
466 Alan Hayward <alan.hayward@arm.com>
467 David Sherwood <david.sherwood@arm.com>
469 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
472 2016-11-15 Matthias Klose <doko@ubuntu.com>
474 * doc/install.texi: Remove references to gcj/libjava.
475 * doc/invoke.texi: Likewise.
477 2016-11-15 Jeff Law <law@redhat.com>
479 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
480 parameter. Callers changed.
481 (check-subpath_and_update_thread_path): Extracted from
482 fsm_find_control_statement_thread_paths.
483 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
484 (handle_phi, handle_assignment): Allow any constant node, not
487 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
489 * config/arc/arc-arch.h: New file.
490 * config/arc/arc-arches.def: Likewise.
491 * config/arc/arc-cpus.def: Likewise.
492 * config/arc/arc-options.def: Likewise.
493 * config/arc/t-multilib: Likewise.
494 * config/arc/genmultilib.awk: Likewise.
495 * config/arc/genoptions.awk: Likewise.
496 * config/arc/arc-tables.opt: Likewise.
497 * config/arc/driver-arc.c: Likewise.
498 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
499 * common/config/arc/arc-common.c (arc_handle_option): Trace
501 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
502 options; check for supported cpu against arc-cpus.def file.
503 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
504 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
505 * config/arc/arc-c.def: Add emacs local variables.
506 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
507 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
508 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
509 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
510 (DEFAULT_arc_fpu_build): Define.
511 (DEFAULT_arc_mpy_option): Define.
512 * config/arc/arc-protos.h (arc_init): Delete.
513 * config/arc/arc.c (arc_cpu_name): New variable.
514 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
515 (arc_arc700, arc_arc600, arc_arc601): New variable.
516 (arc_init): Add static; remove selection of default tune value,
517 cleanup obsolete error messages.
518 (arc_override_options): Make use of .def files for selecting the
519 right cpu and option configurations.
520 * config/arc/arc.h (stdbool.h): Include.
521 (TARGET_CPU_DEFAULT): Define.
522 (CPP_SPEC): Remove mcpu=NPS400 handling.
523 (arc_cpu_to_as): Declare.
524 (EXTRA_SPEC_FUNCTIONS): Define.
525 (OPTION_DEFAULT_SPECS): Likewise.
526 (ASM_DEFAULT): Remove.
527 (ASM_SPEC): Use arc_cpu_to_as.
528 (DRIVER_SELF_SPECS): Remove deprecated options.
529 (arc_base_cpu): Declare.
530 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
531 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
533 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
534 * config/arc/arc.md (attr_cpu): Remove.
535 * config/arc/arc.opt (mno-mpy): Deprecate.
536 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
537 (mcpu=ARCHS): Remove.
538 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
540 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
541 (arc_fpu): Use new defines.
542 (mpy-option): Change to use numeric or string like inputs.
543 * config/arc/t-arc (driver-arc.o): New target.
544 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
545 * config/arc/t-arc-newlib: Delete.
546 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
547 * doc/invoke.texi (ARC): Update arc options.
549 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
551 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
552 insn at the beginning of the constant pool.
553 (mips_insert_insn_pseudos): New function.
554 (mips_machine_reorg2): Call it.
555 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
556 UNSPEC_INSN_PSEUDO enum values.
557 (insn_pseudo, consttable): New insns.
559 2016-11-15 Michael Matz <matz@suse.de>
561 PR missed-optimization/77881
562 * combine.c (simplify_comparison): Remove useless subregs
563 also inside the loop, not just after it.
564 (make_compound_operation): Recognize some subregs as being
567 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
568 Alan Hayward <alan.hayward@arm.com>
569 David Sherwood <david.sherwood@arm.com>
571 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
574 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
576 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
577 for using xxinsertw and vinsert{b,h} on ISA 3.0.
579 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
580 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
581 vinsert{b,h} on ISA 3.0.
583 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
585 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
586 and cmpnop in two steps: first the ones not accessed in original gimple
587 expression in a endian independent way and then the ones not accessed
588 in the final result in an endian-specific way.
589 (bswap_replace): Stop doing big endian adjustment.
591 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
593 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
594 (*ashl<mode>3_doubleword): Ditto.
596 2016-11-14 Martin Liska <mliska@suse.cz>
598 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra
601 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
602 Richard Biener <rguenther@suse.de>
604 * doc/invoke.texi (fgimple): Document.
605 * dumpfile.h (TDF_GIMPLE): Add.
606 * dumpfile.c (dump_options): Add gimple.
607 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
609 (dump_gimple_label): Likewise.
610 (dump_gimple_phi): Likewise.
611 (dump_gimple_bb_header): Likewise.
612 (dump_phi_nodes): Likewise.
613 (pp_cfg_jump): Likewise. Pass in dump flags.
614 (dump_implicit_edges): Adjust.
615 * passes.c (pass_init_dump_file): Do not dump function header
617 * tree-cfg.c (dump_function_to_file): Dump function return type
618 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
620 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
621 (dump_generic_node): Likewise.
622 * function.h (struct function): Add pass_startwith member.
623 * passes.c (execute_one_pass): Implement startwith.
624 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
625 and assign proper version for parsed ssa names.
626 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
627 * internal-fn.c (expand_PHI): New function.
628 * internal-fn.h (expand_PHI): Declared here.
629 * internal-fn.def: New defination for PHI.
630 * tree-cfg.c (lower_phi_internal_fn): New function.
631 (build_gimple_cfg): Call it.
632 (verify_gimple_call): Condition for passing label as arg in internal
634 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
635 present PHIs with arguments.
637 2016-11-14 Martin Liska <mliska@suse.cz>
640 * common.opt: Add prefer-atomic as a new enum value for
642 * coretypes.h: Likewise.
643 * doc/invoke.texi: Document the new option value.
644 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
645 * tree-profile.c (tree_profiling): Select default value
646 of -fprofile-update when 'prefer-atomic' is selected.
648 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
650 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
651 (cortex_a57_alu_shift): ...here.
653 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
655 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
657 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
658 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
659 (<optab>si3_insn_uxtw): Likewise.
660 (<optab><mode>3_insn): Likewise.
661 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
662 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
663 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
664 (<optab><mode>): Likewise.
665 (insv<mode>): Likewise.
666 (andim_ashift<mode>_bfiz): Likewise.
667 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
668 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
669 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
670 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
671 (exynos_m1_alu_p): Likewise.
672 * config/arm/types.md: Add bfx.
673 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
675 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
677 * config/aarch64/aarch64.c (cortexa57_vector_cost):
678 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
680 2016-11-14 Richard Biener <rguenther@suse.de>
682 PR tree-optimization/78312
683 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
686 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
689 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
690 * config/avr/avr.opt (-mabsdata): New option.
691 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
692 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
693 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
694 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
695 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
696 spec depending on AVR_ISA_LDS.
697 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
699 2016-11-13 Jakub Jelinek <jakub@redhat.com>
701 * match.pd: Don't try to compare addresses of variables with
704 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
706 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
707 (propagate_vr_accross_jump_function): Handle unary expressions.
708 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
709 (load_from_param_1): New.
710 (load_from_unmodified_param): Factor common part into load_from_param_1.
711 (load_from_param): New.
712 (compute_complex_assign_jump_func): Handle unary expressions.
713 (update_jump_functions_after_inlining): Likewise.
714 (ipa_write_jump_function): Likewise.
715 (ipa_read_jump_function): Likewise.
717 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
720 * doc/invoke.texi: Document Wrestrict.
721 * pretty-print.c (pp_format): Add case for "Z" specifier.
722 (test_pp_format): Test "Z" specifier.
724 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
726 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
727 original function needs a static chain.
729 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
732 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
735 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
738 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
739 return early if !optional_tbtab.
741 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
743 PR rtl-optimization/59461
744 * doc/rtl.texi (paradoxical subregs): Add missing word.
745 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
746 in modes with precision larger than that of last_set_mode.
747 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
748 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
749 REGs to paradoxical SUBREGs.
750 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
751 larger than a word before invoking LOAD_EXTEND_OP on it.
753 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
756 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
757 element order for little endian ordering.
759 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
760 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
763 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
766 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
767 when calculating operand 2.
768 (rotate to rotatex zext splitter): Ditto.
770 2016-11-11 Jeff Law <law@redhat.com>
772 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
774 (stmt_uses_name_in_undefined_way): New function, extracted from
775 find_implicit_erroneous_behavior and extended for div/mod case.
776 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
777 find_explicit_erroneous_behavior and extended for div/mod case.
778 (find_implicit_erroneous_behavior): Use new helper function.
779 (find_explicit_erroneous_behavior): Use new helper function.
781 2016-11-11 Richard Biener <rguenther@suse.de>
783 PR tree-optimization/71575
784 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
787 2016-11-11 Richard Biener <rguenther@suse.de>
790 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
791 about uninitialized destination arg of BIT_INSERT_EXPR.
793 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
796 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
797 terminology. Expand to remove ambiguity.
799 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
801 PR rtl-optimization/78232
802 * combine.c (try_combine): Add a big comment about why reusing i2dest
804 (change_zero_ext): Do not call simplify_gen_binary, do the
805 simplifications manually.
807 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
809 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
810 enable HImode and QImode to go in vector registers by default if
811 the -mvsx-small-integer option is enabled.
812 (rs6000_secondary_reload_simple_move): Likewise.
813 (rs6000_preferred_reload_class): Don't force integer constants to
814 be loaded into vector registers that we can easily make into
815 memory (or being created in the GPRs and moved over with direct move).
816 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
817 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
818 vector extraction on ISA 3.0 when the scalar integer can be
819 allocated in vector registers. Generate the VEC_SELECT directy,
820 and don't use UNSPEC's to avoid having the scalar type in a vector
821 register. Make the expander target registers, and let the
822 combiner fold in results storing to memory, if the machine
824 (vsx_extract_<mode>_di): Likewise.
825 (vsx_extract_<mode>_p9): Likewise.
826 (vsx_extract_<mode>_di_p9): Likewise.
827 (vsx_extract_<mode>_store_p9): Likewise.
828 (vsx_extract_si): Likewise.
829 (vsx_extract_<mode>_p8): Likewise.
830 (p9_lxsi<wd>zx): Delete, no longer used.
831 (p9_stxsi<wd>x): Likewise.
832 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
833 integers in vector registers for ISA 3.0.
834 (QHI): Update comment.
835 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
836 vector extract instructions in sign/zero extend.
837 (zero_extendhi<mode>): Likewise.
838 (extendqi<mode>): Likewise.
839 (extendhi<mode>2): Likewise.
840 (HImode splitter for load/sign extend in vector register): Likewise.
841 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
842 optimizing floating point conversions to/from small data types and
843 rewrite it to support QImode/HImode being allowed in vector
844 registers on ISA 3.0.
845 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
846 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
847 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
848 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
849 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
850 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
851 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
852 VSPLITISW on ISA 2.07.
853 (movhi_internal): Combine movhi_internal and movqi_internal into
854 one mov<mode>_internal with an iterator. Add support for QImode
855 and HImode being allowed in vector registers. Make large number
856 of attributes and constraints easier to read.
857 (movqi_internal): Likewise.
858 (mov<mode>_internal): Likewise.
859 (movdi_internal64): Fix constraint to allow loading -16..15 with
860 VSPLITISW on ISA 2.07.
861 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
864 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
866 PR rtl-optimization/78241
867 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
868 but emit initial peel copy if niter expr is not reliable.
870 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
872 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
873 (maybe_record_trace_start): If the CFI is different on the new and
874 old paths, print out both to the dump file before ICEing.
876 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
878 * target.def (additional_allocno_class_p): New.
879 * hooks.h (hook_bool_reg_class_t_false): New prototype.
880 * hooks.c (hook_bool_reg_class_t_false): New.
881 * ira.c (setup_allocno_and_important_classes): Use the new hook.
882 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
883 * doc/tm.texi: Update.
885 2016-11-10 Jason Merrill <jason@redhat.com>
887 * gengtype.c (new_structure): Append to structures list.
888 (find_structure): Likewise.
890 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
892 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
893 this_dir is 2. Check for this_dir non-zero before dir != this_dir
896 2016-11-10 Jakub Jelinek <jakub@redhat.com>
898 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
899 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
901 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
902 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
903 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
904 teams distribute parallel for simd even to distribute and teams
905 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
906 OMP_CLAUSE_DEPEND_SINK case.
907 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
908 (omp_no_lastprivate): Removed.
909 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
910 (gimplify_omp_for): Likewise.
911 (computable_teams_clause): Fail for automatic vars from current
912 function not yet seen in bind expr.
913 * langhooks.c (lhd_omp_scalar_p): New function.
914 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
915 * varpool.c (varpool_node::get_create): Set node->offloading
916 even for DECL_EXTERNAL decls.
917 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
918 (LANG_HOOKS_OMP_SCALAR_P): Define.
919 (LANG_HOOKS_DECLS): Use it.
921 2016-11-10 Martin Liska <mliska@suse.cz>
924 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
925 only when SWITCH_BODY is a BIND_EXPR.
927 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
930 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
931 on the context only when it has no DIE yet.
933 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
935 * arm.h (target_cpus): Delete.
936 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
937 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
938 (all_architectures): Likewise.
939 (arm_option_override): Adjust use of CPU enums.
940 (arm_sched_reorder): Likewise.
941 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
942 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
943 * arm/genopt.sh (processor_type): Prefix enumeration entries with
945 * arm-tables.opt: Regenerated.
947 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
949 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
951 * config/aarch64/aarch64-tune.md: Regenerated.
952 * config/arm/arm-cores.def (falkor): New core.
953 * config/arm/arm-tables.opt: Regenerated.
954 * config/arm/arm-tune.md: Regenerated.
955 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
956 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
957 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
958 (ARM Options/-mtune): Likewise.
960 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
963 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
965 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
966 (propagate_vr_accross_jump_function): Likewise.
967 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
968 (load_from_param_1): New.
969 (load_from_unmodified_param): Factor common part into load_from_param_1.
970 (load_from_param): New.
971 (compute_complex_assign_jump_func): Handle unary expressions.
972 (ipa_write_jump_function): Likewise.
973 (ipa_read_jump_function): Likewise.
975 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
977 * simplify-rtx.c (simplify_binary_operation_1): Simplify
978 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
979 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
982 2016-11-09 David Malcolm <dmalcolm@redhat.com>
984 * print-rtl-function.c: Include varasm.h.
985 (print_any_param_name): New function.
986 (print_param): New function.
987 (print_rtx_function): Call print_param for each argument.
988 * print-rtl.c (rtx_writer::finish_directive): New function.
989 * print-rtl.h (rtx_writer::finish_directive): New decl.
991 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
994 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
995 operand 0 as earlyclobber.
996 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
998 2016-11-09 Martin Liska <mliska@suse.cz>
1000 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
1002 2016-11-09 Jakub Jelinek <jakub@redhat.com>
1005 * builtins.c (expand_builtin_memcmp): Formatting fix.
1007 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
1008 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
1009 or of them, renumber other enumerators.
1010 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
1011 * doc/invoke.texi: Document -fsanitize=shift-base and
1012 -fsanitize-shift-exponent, document -fsanitize=shift as
1013 having those 2 suboptions.
1015 2016-11-09 Richard Biener <rguenther@suse.de>
1017 * fold-const.c (tree_swap_operands_p): Remove unused arg.
1018 * fold-const.c (tree_swap_operands_p): Likewise.
1019 (fold_binary_loc): Adjust.
1020 (fold_ternary_loc): Likewise.
1021 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
1022 * gimple-fold.c (fold_stmt_1): Likewise.
1023 * gimple-match-head.c (gimple_resimplify2): Likewise.
1024 (gimple_resimplify3): Likewise.
1025 (gimple_simplify): Likewise.
1026 * tree-ssa-dom.c (record_equality): Likewise.
1027 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
1028 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1029 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
1031 2016-11-09 Richard Biener <rguenther@suse.de>
1033 * tree-ssa-dom.c (canonicalize_comparison): Remove.
1034 (optimize_stmt): Remove redundant pre-propagation canonicalization
1035 of comparison operand order.
1037 2016-11-09 Martin Liska <mliska@suse.cz>
1039 * fold-const-call.c (fold_const_call): Fix the folding.
1041 2016-11-09 Richard Biener <rguenther@suse.de>
1043 * common.opt (flag_evaluation_order): Remove.
1044 * expr.c (expand_operands): Remove code guarded by
1045 flag_evaluation_order.
1046 * fold-const.c (reorder_operands_p): Remove, it always returns
1048 (negate_expr_p): Remove calls to reorder_operands_p.
1049 (fold_negate_expr): Likewise.
1050 (tree_swap_operands_p): Likewise.
1051 (fold_binary_loc): Likewise.
1053 2016-11-09 Andreas Schwab <schwab@suse.de>
1056 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
1057 insns operating on a register.
1059 2016-11-09 Richard Biener <rguenther@suse.de>
1061 PR tree-optimization/78007
1062 * tree-vect-stmts.c (vectorizable_bswap): New function.
1063 (vectorizable_call): Call vectorizable_bswap for
1064 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
1066 2016-11-09 Richard Biener <rguenther@suse.de>
1068 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
1069 Look at the DR_BASE_ADDRESS object for forcing alignment.
1071 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1073 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
1074 (propagate_vr_accross_jump_function): Likewise.
1075 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1076 (load_from_param_1): New.
1077 (load_from_unmodified_param): Factor common part into load_from_param_1.
1078 (load_from_param): New.
1079 (compute_complex_assign_jump_func): Handle unary expressions.
1080 (ipa_write_jump_function): Likewise.
1081 (ipa_read_jump_function): Likewise.
1083 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1086 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
1087 Also fold constant passed as argument while computing value range.
1088 (propagate_constants_accross_call): Pass param type.
1089 * ipa-prop.c: export ipa_get_callee_param_type.
1090 * ipa-prop.h: export ipa_get_callee_param_type.
1092 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
1094 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
1095 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
1097 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
1099 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
1100 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
1101 ASAN_STACK_MAGIC_MIDDLE.
1102 (asan_global_struct): Increase the size of fields.
1103 (asan_add_global): Add new field constructor.
1104 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
1105 __asan_version_mismatch_check_v8.
1107 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
1109 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
1112 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
1115 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1116 Handle ASHIFT and LSHIFTRT.
1117 (dimode_scalar_chain::compute_convert_gain): Ditto.
1118 (dimode_scalar_chain::convert_insn): Ditto.
1120 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1122 * gimple-ssa-store-merging.c: Include selftest.h
1123 (verify_array_eq): New function.
1124 (verify_shift_bytes_in_array): Likewise.
1125 (verify_shift_bytes_in_array_right): Likewise.
1126 (verify_clear_bit_region): Likewise.
1127 (verify_clear_bit_region_be): Likewise.
1128 (store_merging_c_tests): Likewise.
1129 * selftest.h (store_merging_c_tests): Declare prototype.
1130 * selftest-run-tests.c (selftest::run_tests): Run
1131 store_merging_c_tests.
1133 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1135 * config/arm/arm.opt (mold-rtx-costs): Delete.
1136 (mnew-generic-costs): Delete.
1137 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
1138 * config/arm/arm.c (arm_rtx_costs_1): Delete.
1139 (arm_size_rtx_costs): Likewise.
1140 (arm_slowmul_rtx_costs): Likewise.
1141 (arm_fastmul_rtx_costs): Likewise.
1142 (arm_xscale_rtx_costs): Likewise.
1143 (arm_9e_rtx_costs): Likewise.
1144 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
1145 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
1146 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
1147 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
1148 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
1149 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
1150 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
1151 arm_cortex_m7_tune):
1152 Delete rtx_costs field.
1153 (arm_new_rtx_costs): Rename to...
1154 (arm_rtx_costs_internal): ... This.
1155 (arm_rtx_costs): Remove old way of doing rtx costs.
1157 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1159 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
1160 (arm_fastmul_tune): Likewise.
1161 (arm_strongarm_tune): Likewise.
1162 (arm_xscale_tune): Likewise.
1163 (arm_9e_tune): Likewise.
1164 (arm_marvell_pj4_tune): Likewise.
1165 (arm_v6t2_tune): Likewise.
1166 (arm_v6m_tune): Likewise.
1167 (arm_fa726te_tune): Likewise.
1169 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1171 PR tree-optimization/78234
1172 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
1175 2016-11-08 Martin Liska <mliska@suse.cz>
1178 * dbgcnt.def: Add new debug counter asan_use_after_scope.
1179 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
1180 with a value expr. Do not add artificial variables to
1181 live_switch_vars. Use the debug counter.
1182 (gimplify_target_expr): Use the debug counter.
1183 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
1184 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
1185 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
1187 2016-11-08 Richard Biener <rguenther@suse.de>
1189 * tree-vect-stmts.c (get_group_load_store_type): If the
1190 access is aligned do not trigger peeling for gaps.
1191 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
1192 force alignment of vars with DECL_USER_ALIGN.
1194 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
1196 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
1198 2016-11-08 Richard Biener <rguenther@suse.de>
1200 PR tree-optimization/78205
1201 * tree-vect-stmts.c (vectorizable_load): Move check whether
1202 we may run into gaps when BB vectorizing SLP permutations ...
1203 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
1204 here where we can do a more precise check.
1206 2016-11-08 Richard Biener <rguenther@suse.de>
1208 PR tree-optimization/78224
1209 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1210 Split the fallthru edge in case its successor may have PHIs.
1211 Do not free dominance info.
1213 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1216 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1217 EH info even for bzhi and pdep/pext.
1219 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1221 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
1222 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
1224 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
1226 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
1228 * config/rs6000/vector.md (div<mode>3): Ditto.
1230 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
1232 * configure.ac (.hidden): Change to conftest_s string. Provide string
1234 (gcc_cv_ld_hidden): Yes for AIX.
1235 * configure: Regenerate.
1237 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
1239 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
1240 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
1241 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
1242 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1243 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1244 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
1246 (rs6000_xcoff_visibility): New.
1247 (rs6000_xcoff_declare_function_name): Add visibility support.
1248 (rs6000_xcoff_asm_globalize_decl_name): New.
1249 (rs6000_xcoff_asm_output_aligned_decl_common): New.
1250 (rs6000_asm_weaken_decl): New.
1251 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
1252 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
1255 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
1258 * incpath.c: (remove_dup(): Also silently ignore EPERM.
1260 2016-11-07 Martin Jambor <mjambor@suse.cz>
1262 * tree.c (verify_type_variant): Use pointer comparison to check that
1263 TYPE_SIZE_UNIT match.
1265 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1268 * dse.c (dse_step5): Call scan_reads even if just
1269 insn_info->frame_read. Improve and fix dump file messages.
1272 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
1273 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
1275 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1278 * match.pd: Add following two patterns:
1279 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
1280 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
1282 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
1284 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
1285 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
1286 * rtl.h (duplicate_reg_notes): Declare.
1287 * rtlanal.c (duplicate_reg_note): New function.
1289 PR rtl-optimization/77309
1290 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
1291 don't assume an equality comparison for plain COMPARE.
1292 (simplify_comparison): Pass a more accurate code to
1293 make_compound_operation.
1295 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
1297 * target.def (compute_pressure_classes): New target hook.
1298 * doc/tm.texi.in: Document it.
1299 * doc/tm.texi: Regenerate.
1300 * ira.c (setup_pressure_classes): Call target hook if defined.
1302 2016-11-07 David Malcolm <dmalcolm@redhat.com>
1304 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
1306 (rtx_writer::print_rtx): In compact mode, omit trailing operands
1307 that have the default values.
1308 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
1310 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
1311 label string from expected dump.
1312 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
1315 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1318 * alias.c (nonoverlapping_memrefs_p): If one decl is
1319 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
1321 2016-11-07 Richard Biener <rguenther@suse.de>
1324 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1327 2016-11-07 Richard Biener <rguenther@suse.de>
1329 PR tree-optimization/78218
1330 * gimple-ssa-store-merging.c
1331 (pass_store_merging::terminate_all_aliasing_chains):
1332 Drop unused argument, fix alias check to also consider uses.
1333 (pass_store_merging::execute): Adjust.
1335 2016-11-07 Richard Biener <rguenther@suse.de>
1337 PR tree-optimization/78228
1338 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
1341 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1344 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
1345 aarch64_simd_shift_imm_<mode> predicate for operand 1.
1346 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
1347 to restrict them to an appropriate range and add FAIL check if the
1348 region they specify is out of range. Delete useless constraint
1350 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
1351 2 and 3 to restrict their range and add pattern predicate.
1353 2016-11-07 Martin Liska <mliska@suse.cz>
1355 * asan.c (enum asan_check_flags): Move the enum to header file.
1356 (asan_init_shadow_ptr_types): Make type creation more generic.
1357 (shadow_mem_size): New function.
1358 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
1359 Rewritten stack unpoisoning code.
1360 (build_shadow_mem_access): Add new argument return_address.
1361 (instrument_derefs): Instrument local variables if use after scope
1362 sanitization is enabled.
1363 (asan_store_shadow_bytes): New function.
1364 (asan_expand_mark_ifn): Likewise.
1365 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
1366 * asan.h (enum asan_mark_flags): Moved here from asan.c
1367 (asan_protect_stack_decl): Protect all declaration that need
1369 (asan_sanitize_use_after_scope): New function.
1370 (asan_no_sanitize_address_p): Likewise.
1371 * cfgexpand.c (partition_stack_vars): Consider
1372 asan_sanitize_use_after_scope in condition.
1373 (expand_stack_vars): Likewise.
1374 * common.opt (-fsanitize-address-use-after-scope): New option.
1375 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1376 Explain the parameter.
1377 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
1378 * gimplify.c (build_asan_poison_call_expr): New function.
1379 (asan_poison_variable): Likewise.
1380 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
1381 variables that have address taken.
1382 (gimplify_decl_expr): Likewise.
1383 (gimplify_target_expr): Likewise for C++ temporaries.
1384 (sort_by_decl_uid): New function.
1385 (gimplify_expr): Unpoison all variables for a label we can jump
1386 from outside of a scope.
1387 (gimplify_switch_expr): Unpoison variables defined in the switch
1389 (gimplify_function_tree): Clear asan_poisoned_variables.
1390 (asan_poison_variables): New function.
1391 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
1392 * internal-fn.c (expand_ASAN_MARK): New function.
1393 * internal-fn.def (ASAN_MARK): Declare.
1394 * opts.c (finish_options): Handle -fstack-reuse if
1395 -fsanitize-address-use-after-scope is enabled.
1396 (common_handle_option): Enable address sanitization if
1397 -fsanitize-address-use-after-scope is enabled.
1398 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
1400 * params.h: Likewise.
1401 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
1402 * sanitizer.def: Define __asan_poison_stack_memory and
1403 __asan_unpoison_stack_memory functions.
1404 * asan.c (asan_mark_poison_p): New function.
1405 (transform_statements): Handle asan_mark_poison_p calls.
1406 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
1408 2016-11-07 Tamar Christina <tamar.christina@arm.com>
1411 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
1413 2016-11-07 Martin Liska <mliska@suse.cz>
1415 * tree-profile.c (gimple_gen_time_profiler): Set proper type
1416 to time_profiler_counter_ptr.
1418 2016-11-07 Richard Biener <rguenther@suse.de>
1420 PR tree-optimization/37150
1421 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
1423 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
1424 (vect_analyze_slp_cost_1): Account for the real number of
1425 permutations emitted and for dead loads.
1426 (vect_transform_slp_perm_load): Add n_perms parameter counting
1427 the number of emitted permutations.
1428 * tree-vect-stmts.c (vectorizable_load): Adjust.
1430 2016-11-07 Richard Biener <rguenther@suse.de>
1432 PR tree-optimization/78189
1433 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
1434 alignment computation.
1436 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1438 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
1440 2016-11-05 Martin Sebor <msebor@redhat.com>
1442 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
1445 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
1449 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
1451 2016-11-04 Jakub Jelinek <jakub@redhat.com>
1454 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
1455 doesn't have rtl set.
1457 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1459 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
1460 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
1461 rs6000_gimple_fold_builtin.
1462 (rs6000_gimple_fold_builtin): New function. Add handling for
1463 early expansion of vector addition builtins.
1465 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1467 * expr.h (copy_blkmode_from_reg): Delete.
1468 * expr.c (copy_blkmode_from_reg): Make static.
1470 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1472 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
1473 * combine.c (LOAD_EXTEND_OP): Delete.
1474 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
1475 * cse.c (LOAD_EXTEND_OP): Delete.
1476 * fold-const.c (LOAD_EXTEND_OP): Likewise.
1477 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
1478 * postreload.c (LOAD_EXTEND_OP): Delete.
1479 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
1480 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
1481 (find_reloads): Likewise.
1482 * reload1.c (eliminate_regs_1): Likewise.
1483 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
1484 (num_sign_bit_copies1): Likewise.
1486 2016-11-04 David Malcolm <dmalcolm@redhat.com>
1488 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
1489 (selftest::ix86_test_dumping_hard_regs): New function.
1490 (selftest::ix86_run_selftests): New function.
1491 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
1492 selftest::ix86_run_selftests.
1493 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
1494 * doc/tm.texi: Regenerate
1495 * selftest-rtl.h: New file.
1496 * rtl-tests.c: Include "selftest-rtl.h".
1497 (selftest::assert_rtl_dump_eq): Make non-static.
1498 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
1499 (selftest::test_dumping_regs): Update comment.
1500 * selftest-run-tests.c: Include "target.h".
1501 (selftest::run_tests): If non-NULL, call
1502 targetm.run_target_selftests.
1503 * target.def (run_target_selftests): New hook.
1505 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1507 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
1508 representative core for this architecture.
1509 * config/arm/arm-cores.def (cortex-m33): Define new processor.
1510 * config/arm/arm-tables.opt: Regenerate.
1511 * config/arm/arm-tune.md: Likewise.
1512 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
1513 valid -mcpu options.
1514 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
1516 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1518 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
1519 representative core for this architecture.
1520 * config/arm/arm-cores.def (cortex-m23): Define new processor.
1521 * config/arm/arm-tables.opt: Regenerate.
1522 * config/arm/arm-tune.md: Likewise.
1523 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
1524 this tuning parameters apply to in the comment.
1525 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
1526 valid -mcpu options.
1527 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
1529 2016-11-04 Bin Cheng <bin.cheng@arm.com>
1531 * fold-const.c (fold_cond_expr_with_comparison): Remove call
1532 to pedantic_non_lvalue_loc. Remove useless code for lvalue
1533 where cond_expr can't be a lvalue.
1535 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
1537 * config/arc/arc.c (arc_process_double_reg_moves): Use
1539 * config/arc/arc.md (movsi_insn): Disable unsupported move
1540 instructions for ARCv2 cores.
1541 (movdi): Use prepare_move_operands.
1542 (movsf, movdf): Use move_dest_operand predicate.
1543 * config/arc/constraints.md (Chs): Enable when barrel shifter is
1545 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
1546 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
1548 (dexcl_3op_peep2_insn_nores): Likewise.
1549 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
1550 (LINK_COMMAND_SPEC): Remove.
1552 2016-11-04 Richard Biener <rguenther@suse.de>
1555 * loop-invariant.c (find_exits): Record entering inner
1556 loops as possibly exiting to handle infinite sub-loops.
1557 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1558 (fill_always_executed_in_1): Honor infinite child loops.
1560 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1563 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
1564 has already been adjusted for endianness, so don't adjust it any
1568 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
1569 ICmode unless we have standard PowerPC floating point.
1570 * config/rs6000/rs6000.md (FP iterator): Likewise.
1571 (FMOVE128 iterator): Likewise.
1573 2016-11-03 Jakub Jelinek <jakub@redhat.com>
1574 Alexandre Oliva <aoliva@redhat.com>
1575 Jason Merrill <jason@redhat.com>
1579 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
1581 * langhooks.c (lhd_type_dwarf_attribute): New function.
1582 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
1583 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
1584 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
1585 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
1586 (check_qualified_type, check_aligned_type): Call it.
1587 * dwarf2out.c (modified_type_die): Don't use type_main_variant
1588 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1589 check_base_type and check_lang_type.
1590 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
1591 return early. For pointer-to-data-member add DW_AT_use_location
1593 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
1595 (gen_type_die_with_usage): Don't use type_main_variant
1596 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1597 check_base_type and check_lang_type. Formatting fixes. Call
1598 get_debug_type langhook.
1600 2016-11-03 Jason Merrill <jason@redhat.com>
1602 * tree.c (check_lang_type): New.
1603 (check_qualified_type): Use it.
1604 (check_aligned_type): Use it.
1605 * tree.h: Declare it.
1607 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
1609 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
1610 (arm*-freebsd*): Likewise.
1611 (arm*-*-netbsdelf*): Likewise.
1612 (arm*-*-linux*): Likewise.
1613 (arm*-*-uclinux*eabi*): Likewise.
1614 (arm*-*-phoenix*): Likewise.
1615 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
1616 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
1617 specified. Default to arm6 if target_cpu_cname is not set.
1618 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
1619 default cpu has been correctly configured.
1620 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
1621 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
1622 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
1623 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
1624 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1625 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
1626 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1628 2016-11-03 Jiong Wang <jiong.wang@arm.com>
1630 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
1631 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
1632 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
1633 (output_cfa_loc): Support DW_CFA_val_expression.
1634 (output_cfa_loc_raw): Likewise.
1635 (output_cfi): Likewise.
1636 (output_cfi_directive): Likewise.
1637 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
1638 (dw_cfi_oprnd2_desc): Likewise.
1639 (mem_loc_descriptor): Recognize new pattern generated for value
1642 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
1644 PR rtl-optimization/78186
1645 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
1646 well, when converting to IOR.
1648 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
1650 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
1651 (vec_interleave_highv8qi): Likewise.
1653 2016-11-03 Martin Liska <mliska@suse.cz>
1655 * profile.c (instrument_values): Fix coding style.
1656 (branch_prob): Use renamed function.
1657 * tree-profile.c (init_ic_make_global_vars): Likewise.
1658 (gimple_init_edge_profiler): Rename to
1659 gimple_init_gcov_profiler.
1660 tree_time_profiler_counter variable declaration.
1661 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
1663 * value-prof.h: Remove an argument.
1665 2016-11-03 Richard Biener <rguenther@suse.de>
1667 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
1668 symtab_node::get_create.
1670 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1672 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
1673 Move comments into more natural position.
1675 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
1677 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
1678 (PTRDIFF_TYPE): Define as int.
1680 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1682 * ccmp.c (expand_ccmp_expr_1): Adjust.
1683 (expand_ccmp_expr): Likewise.
1684 (expand_ccmp_next): Likewise.
1685 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
1686 (aarch64_gen_ccmp_first): Likewise.
1687 * doc/tm.texi: Regenerate.
1688 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
1689 (gen_ccmp_next): Likewise.
1691 2016-11-03 Bin Cheng <bin.cheng@arm.com>
1693 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
1694 (vect_is_simple_reduction): Swap cond_reduction by inversion.
1696 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
1698 * config/i386/i386.c (ix86_init_libfuncs): New. Call
1699 darwin_rename_builtins here.
1700 (ix86_expand_divmod_libfunc): New.
1701 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
1702 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
1704 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
1705 Nathan Sidwell <nathan@acm.org>
1707 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
1709 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
1711 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
1713 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
1714 to format MODE_INT and MODE_PARTIAL_INT literals.
1716 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
1719 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
1720 NULL if TARGET_SPE_ABI.
1722 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1724 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
1725 clear padding bits even when they're less than a byte.
1727 2016-11-02 Richard Biener <rguenther@suse.de>
1729 * gimple-ssa-store-merging.c: Include gimplify-me.h.
1730 (imm_store_chain_info::output_merged_stores): Force base_addr
1731 to be proper GIMPLE for a MEM_REF address.
1732 (pass_store_merging::execute): Restrict negative bitpos
1733 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
1734 check. Take into account non-NULL_TREE offset if the base
1735 is already addressable.
1737 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
1739 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
1741 (aarch64_be_crypto_sha1hv4si): New pattern.
1743 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
1745 * config/aarch64/aarch64.md (add<mode>3): Remove
1746 redundant code. Don't split frame based additions.
1748 2016-11-02 Richard Biener <rguenther@suse.de>
1750 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
1751 redundant val and dest members.
1752 (store_immediate_info::store_immediate_info): Adjust.
1753 (merged_store_group::merged_store_group): Adjust.
1754 (merged_store_group::apply_stores): Likewise.
1755 (struct imm_store_chain_info): Add base_addr field.
1756 (imm_store_chain_info::imm_store_chain_info): New constructor.
1757 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
1758 (imm_store_chain_info::output_merged_store): Likewise. Use
1759 addr_base which is already the address.
1760 (imm_store_chain_info::output_merged_stores): Likewise.
1761 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
1762 imm_store_chain_info instead of base. Fix alias check.
1763 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
1764 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
1765 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
1766 use the address of the base and adjust for other changes.
1768 2016-11-02 Martin Liska <mliska@suse.cz>
1770 * fold-const-call.c (host_size_t_cst_p): Test whether
1771 t is convertible to size_t.
1773 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1775 PR tree-optimization/78170
1776 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
1777 introduced by native_encode_expr on little-endian as well.
1779 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1781 PR tree-optimization/78162
1782 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
1785 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1787 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
1789 (aarch64_next_callee_save): Likewise.
1790 (aarch64_pushwb_single_reg): Likewise.
1791 (aarch64_gen_storewb_pair): Likewise.
1792 (aarch64_push_regs): Likewise.
1793 (aarch64_gen_loadwb_pair): Likewise.
1794 (aarch64_pop_regs): Likewise.
1795 (aarch64_gen_store_pair): Likewise.
1796 (aarch64_gen_load_pair): Likewise.
1797 (aarch64_save_callee_saves): Likewise.
1798 (aarch64_restore_callee_saves): Likewise.
1800 2016-11-02 Richard Biener <rguenther@suse.de>
1802 PR tree-optimization/78035
1803 PR tree-optimization/77964
1804 * gimple-pretty-print.c (pp_points_to_solution): Print
1805 vars_contains_interposable.
1806 * tree-ssa-alias.c: Include varasm.h.
1807 (ptrs_compare_unequal): Check vars_contains_interposable and
1808 decl_binds_to_current_def_p.
1809 (dump_points_to_solution): Dump vars_contains_interposable.
1810 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
1812 * tree-ssa-structalias.c: Include varasm.h.
1813 (set_uids_in_ptset): Record whether vars contains a
1814 not decl_binds_to_current_def_p variable in vars_contains_interposable.
1815 (ipa_escaped_pt): Update initializer.
1817 2016-11-02 Richard Biener <rguenther@suse.de>
1819 PR tree-optimization/78047
1820 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
1821 fake field at offset zero conservatively regarding to may_have_pointers.
1823 2016-11-02 Richard Biener <rguenther@suse.de>
1825 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
1826 infer_value_range on stmt ops and update value-ranges.
1827 Dump visited stmts and blocks.
1828 (evrp_dom_walker::push_value_range): Dump changes.
1829 (evrp_dom_walker::pop_value_range): Likewise.
1830 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
1832 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1834 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
1836 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
1838 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1840 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
1841 and adjust for that.
1842 * cfgrtl.h (delete_insn_chain): Adjust prototype.
1844 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1846 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
1848 (transcode_memory_rtx): Likewise.
1849 (move_to_acc): Likewise.
1850 (move_from_acc): Likewise.
1851 (move_acc_to_reg): Likewise.
1852 (move_to_x): Likewise.
1853 (move_to_hl): Likewise.
1854 (move_to_de): Likewise.
1855 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
1856 (rs6000_emit_savres_rtx): Likewise.
1857 (rs6000_emit_prologue): Likewise.
1858 * reorg.c (update_reg_unused_notes): Likewise.
1859 * rtl.h (remove_note): Adjust prototype.
1860 * rtlanal.c (remove_note): Make argument type rtx_insn *.
1862 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1864 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
1865 variables so some can be rtx_insn *.
1866 (alpha_emit_xfloating_libcall): Likewise.
1867 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
1868 (mips_legitimize_tls_address): Likewise.
1869 * optabs.c (expand_binop): Likewise.
1870 * reload1.c (gen_reload): Likewise.
1872 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1874 * reorg.c (relax_delay_slots): Split up the trial variable.
1876 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1878 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
1879 of variables rtx_insn *.
1880 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
1881 (legitimize_tls_address): Likewise.
1882 * config/bfin/bfin.c (hwloop_optimize): Likewise.
1883 (bfin_gen_bundles): Likewise.
1884 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1885 (c6x_reorg): Likewise.
1886 * config/frv/frv.c (frv_reorder_packet): Likewise.
1887 * config/i386/i386.c (ix86_split_idivmod): Likewise.
1888 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
1889 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
1890 * config/mn10300/mn10300.c: Likewise.
1891 * config/rl78/rl78.c: Likewise.
1892 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
1893 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
1894 (sh_expand_cmpnstr): Likewise.
1895 (sh_expand_strlen): Likewise.
1896 (sh_expand_setmem): Likewise.
1897 * config/sh/sh.md: Likewise.
1898 * emit-rtl.c (emit_pattern_before): Likewise.
1899 * except.c: Likewise.
1900 * final.c: Likewise.
1903 2016-11-01 Jason Merrill <jason@redhat.com>
1905 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
1906 a COND_EXPR with constant condition.
1908 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1910 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
1911 and its initialization.
1913 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1915 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
1918 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1920 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
1921 argument, don't call add_linkage_name if it is true.
1922 (gen_variable_die): For C++ inline static data members, consider the
1923 initial call when old_die is NULL to be declaration and call
1924 add_name_and_src_coords_attributes in that case with true as
1925 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
1926 (gen_member_die): For C++ inline static data members, emit a
1927 definition DIE right away in DW_TAG_compile_unit context.
1929 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
1932 * config/pa/pa.md: Add new shift/add patterns to handle
1933 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
1935 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
1937 * config/xtensa/xtensa-protos.h
1938 (xtensa_use_return_instruction_p): New prototype.
1939 * config/xtensa/xtensa.c (xtensa_current_frame_size,
1940 xtensa_callee_save_size): Remove.
1941 (struct machine_function): Add new fields: current_frame_size,
1942 callee_save_size, frame_laid_out and epilogue_done.
1943 (compute_frame_size, xtensa_expand_prologue,
1944 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
1945 cfun->machine->callee_save_size and xtensa_current_frame_size
1946 with cfun->machine->current_frame_size.
1947 (compute_frame_size): Update cfun->machine->frame_laid_out and
1948 don't update frame layout after reload completion.
1949 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
1950 instead of zeroing xtensa_current_frame_size.
1951 (xtensa_use_return_instruction_p): New function.
1952 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
1954 (INITIAL_ELIMINATION_OFFSET): Use return value of
1955 compute_frame_size instead of xtensa_current_frame_size value.
1956 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
1957 function xtensa_use_return_instruction_p instead of inline code.
1959 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1961 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
1962 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
1963 * dwarf2out.c (rnglist_idx): New variable.
1964 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
1965 (DEBUG_RNGLISTS_SECTION): Define.
1966 (ranges_base_label): New variable.
1967 (size_of_die) <case dw_val_class_range_list>: If using
1968 DW_FORM_rnglistx, count size of uleb128 of range list index.
1969 (value_format) <case dw_val_class_range_list>: For
1970 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
1971 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
1972 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
1973 (add_ranges_num): Remove useless prototype. Don't multiply
1974 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
1975 for new fields added to dw_ranges struct.
1976 (add_ranges): Add maybe_new_sec argument and pass it
1977 through to add_ranges_num.
1978 (note_rnglist_head): New function.
1979 (add_ranges_by_labels): Pass true as maybe_new_sec to
1980 add_ranges_num, call note_rnglist_head on the head of the list.
1981 (output_ranges): Add function comment. Switch to
1982 .debug_ranges section here and emit .Ldebug_ranges0 label.
1983 (index_rnglists, output_rnglists): New functions.
1984 (gen_subprogram_die): Formatting fixes.
1985 (add_high_low_attributes): Don't divide offsets
1986 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
1987 first list element or when pointing into the middle of
1988 a list. Pass true as second argument to add_ranges on the
1989 first block fragment after cold/hot section switch.
1990 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
1991 section instead of .debug_ranges. Initialize
1992 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
1993 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
1994 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
1995 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
1996 Call output_rnglists for -gdwarf-5.
1997 (dwarf2out_c_finalize): Clear rnglist_idx.
1999 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
2001 * combine.c (simplify_compare_const): Add gcc_fallthrough.
2003 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
2004 Tamar Christina <tamar.christina@arm.com>
2006 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
2007 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
2008 (vmaxnmq_f32): Likewise.
2009 (vminnm_f32): Likewise.
2010 (vminnmq_f32): Likewise.
2011 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
2013 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
2016 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2018 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
2019 binary floating point types supported by the hardware except for
2021 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
2022 vector instruction for optimizing extracting a SImode from a
2023 V4SImode vector and converting it to floating point.
2024 (vsx_xvcvuxwdp_df): Likewise.
2025 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
2026 registers to be any VSX register. Move stores to the end of the
2028 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
2029 to optimize extracting a SImode from a V4SImode vector and
2030 converting it to a binary floating point type supported by the
2031 hardware. Use the vector converts instead of extracting the
2032 element, sign extending it, and then converting it to double.
2033 Other floating point types than double first convert to double,
2034 then the double is converted to that type.
2035 (vsx_extract_si_<uns>float_<mode>): Likewise.
2037 2016-10-31 Andrew Pinski <apinski@cavium.com>
2039 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
2040 Rewrite handling of part num to handle the case where
2041 multiple implementers share the same part num.
2043 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
2044 Jakub Jelinek <jakub@redhat.com>
2046 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
2047 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
2049 2016-10-31 Jakub Jelinek <jakub@redhat.com>
2051 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
2052 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
2053 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
2054 (is_cu_die, is_unit_die): Likewise.
2055 (should_move_die_to_comdat, break_out_comdat_types): Adjust
2056 comments for DWARF5 DW_UT_type units.
2057 (output_compilation_unit_header): Add UT argument, output
2058 start of DWARF5 .debug_info section header.
2059 (output_comp_unit): Add dwo_id argument. Adjust
2060 output_compilation_unit_header caller, for DW_UT_split_compile
2061 emit dwo_id field, otherwise padding1. Emit padding2 field.
2062 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
2063 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
2064 (output_skeleton_debug_sections): Add dwo_id argument, for
2065 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
2066 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
2067 DW_UT_type or DW_UT_split_type units rather than .debug_types.
2068 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
2069 DW_TAG_compile_unit for skeleton unit die. Don't add
2070 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
2071 address to output_comp_unit and output_skeleton_debug_sections.
2073 * dwarf2out.c (debug_line_str_section): New variable.
2074 (debug_line_str_hash): Likewise.
2075 (DEBUG_LINE_STR_SECTION): Define.
2076 (set_indirect_string): Handle DW_FORM_line_strp like
2078 (find_string_form): Fix up formatting.
2079 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
2081 (output_die): Handle DW_FORM_line_strp.
2082 (DWARF5_USE_DEBUG_LINE_STR): Define.
2083 (output_line_string): New function.
2084 (output_file_names): Add -gdwarf-5 support.
2085 (output_line_info): Likewise.
2086 (init_sections_and_labels): Initialize debug_line_str_section.
2087 (output_indirect_string): Change 2nd argument from void *
2088 to enum dwarf_form form, compare with form rather than
2090 (output_indirect_strings): Pass DW_FORM_strp to
2091 output_indirect_string traversion.
2092 (dwarf2out_finish): Output .debug_line_str strings.
2093 (dwarf2out_c_finalize): Clear debug_line_str_section and
2094 debug_line_str_hash.
2096 2016-10-31 Tom Tromey <tom@tromey.com>
2099 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
2100 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
2101 DW_OP_GNU_push_tls_address case.
2102 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
2104 2016-10-31 Jakub Jelinek <jakub@redhat.com>
2106 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
2107 for frame_offset_rel bit.
2108 (struct array_descr_info): Add rank field.
2109 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
2110 and placeholder_seen fields.
2111 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
2112 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
2113 DW_OP_pick 1 into DW_OP_over.
2114 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
2115 gen_variant_part): Clear placeholder_{arg,seen}.
2116 (loc_list_from_tree_1): Drop const from context argument.
2117 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
2118 (loc_list_for_address_of_addr_expr_of_indirect_ref,
2119 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
2121 (add_scalar_info): Drop const from context argument. Handle
2122 context->placeholder_arg.
2123 (add_bound_info): Drop const from context argument.
2124 (gen_descr_array_type_die): Drop const from ctx variable.
2125 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
2126 attribute and use a single DW_TAG_generic_subrange instead of
2127 7 DW_TAG_subrange_type for assumed rank arrays.
2129 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
2130 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
2131 from bool to 1-bit uchar bitfield. Add num_assigned and
2132 offset_emitted bitfields.
2133 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
2134 for dw_val_class_lineptr and dw_val_class_macptr. Handle
2135 dw_val_class_loclistsptr.
2136 (new_addr_loc_descr): Fix up formatting.
2137 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
2138 (add_AT_low_high_pc): Fix up formatting.
2139 (add_AT_loclistsptr): New function.
2140 (AT_lbl): Allow dw_val_class_loclistsptr.
2141 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
2142 Handle dw_val_class_loclistsptr.
2143 (loc_list_idx): New variable.
2144 (output_loclists_offsets, assign_location_list_indexes): New
2146 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
2147 add size_of_uleb128 of the index. Drop never used
2148 dwarf_split_debug_info AT_index handling. Handle
2149 dw_val_class_loclistsptr.
2150 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
2151 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
2152 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
2153 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
2154 DW_FORM_loclistx indexes.
2155 (output_attr_index_or_value): Fix up formatting. Don't handle
2156 dw_val_class_loc_list here.
2157 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
2158 For dw_val_class_loc_list call output_loc_list_offset rather than
2159 output_attr_index_or_value.
2160 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
2161 or .debug_loclists.dwo section name for debug_loc_section.
2162 (resolve_addr_in_expr): Formatting fix.
2163 (index_location_lists): Likewise.
2164 (dwarf2out_finish): If there are any location lists, for
2165 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
2166 index_location_lists only if have_location_lists. Call
2167 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
2168 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
2169 -gsplit-dwarf also emit offset table.
2171 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
2172 (size_of_die, value_format, output_die): Use
2173 DW_FORM_data16 for 128-bit dw_val_class_const_double or
2174 dw_val_class_wide_int.
2176 * dwarf2out.c (dwarf_op): Renamed to ...
2177 (dwarf_OP): ... this.
2178 (convert_descriptor_to_mode, scompare_loc_descriptor,
2179 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
2180 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
2182 (dwarf_AT, dwarf_TAG): New functions.
2183 (check_die): Disallow DW_AT_call_all_calls next to
2184 DW_AT_GNU_all_call_sites.
2185 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
2186 and attributes instead of the corresponding GNU tag and attributes.
2187 (gen_subprogram_die): Likewise. Emit call site information even
2188 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
2189 DW_AT_defaulted in comment.
2190 (resolve_addr): Handle DW_AT_call_origin attribute on
2191 DW_TAG_call_site DIE like DW_AT_abstract_origin on
2192 DW_TAG_GNU_call_site DIE.
2194 * dwarf2out.c (dwarf_op): New function.
2195 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
2196 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
2197 (output_loc_operands, output_loc_operands_raw): Likewise.
2198 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
2199 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
2200 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
2201 if dwarf_version < 5.
2202 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
2204 (scompare_loc_descriptor, ucompare_loc_descriptor,
2205 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
2206 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
2207 optimize_location_into_implicit_ptr): Likewise. Only punt for
2208 !dwarf_strict if dwarf_version < 5.
2209 (string_cst_pool_decl): Adjust comment.
2210 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
2212 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
2213 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
2214 (struct dw_val_node): Add val_file_implicit field.
2215 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
2216 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
2217 output_die): Handle dw_val_class_const_implicit,
2218 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
2219 (abbrev_die_table): Change into va_gc vec.
2220 (abbrev_die_table_allocated, abbrev_die_table_in_use,
2221 ABBREV_DIE_TABLE_INCREMENT): Remove.
2222 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
2223 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
2225 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
2226 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
2228 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
2230 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
2232 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
2234 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
2235 unit. Call optimize_abbrev_table.
2236 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
2237 abbrev_die_table being a va_gc vec.
2239 PR tree-optimization/77860
2240 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
2241 also integral complex and vector constants.
2243 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
2244 optimize_macinfo_range, save_macinfo_strings): Replace
2245 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
2246 (output_macinfo): Likewise. Emit .debug_macro* rather than
2247 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
2248 (init_sections_and_labels): Use .debug_macro* labels rather than
2249 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
2250 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
2251 or DW_AT_GNU_macros for -gdwarf-5.
2253 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
2255 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
2257 2016-09-11 Le-Chun Wu <lcwu@google.com>
2258 Mark Wielaard <mjw@redhat.com>
2260 * common.opt (Wshadow=global): New option. Default for -Wshadow.
2261 (Wshadow=local): New option.
2262 (Wshadow-local): Hidden alias for -Wshadow=local.
2263 (Wshadow=compatible-local): New option.
2264 (Wshadow-compatible-local): Hidden alias for
2265 -Wshadow=compatible-local.
2266 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
2267 Wshadow=compatible-local.
2269 2016-10-31 Bin Cheng <bin.cheng@arm.com>
2271 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
2272 Check slp defs for COND_EXPR by swapping/inverting operands if the
2273 new parameter SWAP indicates so.
2274 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
2275 is isomorphic to the first stmt via swapping/inverting. Store swap
2276 information in the new parameter SWAP.
2277 (vect_build_slp_tree): New local array SWAP and pass it to function
2278 vect_build_slp_tree_1. Cleanup result handling code for function
2279 call to vect_get_and_check_slp_defs. Skip operand swapping if the
2280 order of operands has been fixed as indicated by SWAP[i].
2282 2016-10-31 Bin Cheng <bin.cheng@arm.com>
2284 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
2285 unnecessary data dependence check after visited store stmt.
2287 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2289 PR tree-optimization/71915
2290 PR tree-optimization/71490
2291 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
2293 (find_basis_for_base_expr): Require stride types to match when
2295 (alloc_cand_and_find_basis): Record the stride type.
2296 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
2297 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
2298 the expressions having those types.
2299 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
2300 (create_mul_ssa_cand): Likewise.
2301 (create_mul_imm_cand): Likewise.
2302 (create_add_ssa_cand): Likewise.
2303 (create_add_imm_cand): Likewise.
2304 (legal_cast_p_1): Change interface to accept types rather than the
2305 expressions having those types.
2306 (legal_cast_p): Pass types to legal_cast_p_1.
2307 (slsr_process_cast): Pass stride type to
2308 alloc_cand_and_find_basis.
2309 (slsr_process_copy): Likewise.
2310 (dump_candidate): Display stride type when a cast exists.
2311 (create_add_on_incoming_edge): Introduce a cast when necessary for
2313 (analyze_increments): Change the code checking for invalid casts
2314 to rely on the stride type, and update the documentation and
2315 example. Change the code checking for pointer multiplies to rely
2317 (insert_initializers): Introduce a cast when necessary for the
2318 stride type. Use the stride type for the type of the initializer.
2320 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2322 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
2324 2016-10-29 Jakub Jelinek <jakub@redhat.com>
2326 PR rtl-optimization/77919
2327 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
2328 into memory if both modes are complex and their inner modes have the
2329 same precision. If the two modes are different complex modes, convert
2330 each part separately and generate a new CONCAT.
2332 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
2334 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
2336 2016-10-29 Jakub Jelinek <jakub@redhat.com>
2339 * gimple-ssa-store-merging.c
2340 (imm_store_chain_info::output_merged_store): Use build_aligned_type
2341 instead of SET_TYPE_ALIGN on shared integral type.
2343 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
2345 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2346 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
2349 2016-10-28 Jeff Law <law@redhat.com>
2351 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
2352 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
2354 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2356 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
2358 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2360 * target.def (min_arithmetic_precision): New hook.
2361 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
2362 * doc/tm.texi: Regenerate.
2363 * internal-fn.c (expand_arith_overflow): Adjust handling of target
2364 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
2365 * targhooks.c (default_min_arithmetic_precision): New function.
2366 * targhooks.h (default_min_arithmetic_precision): Declare.
2367 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
2368 (sparc_min_arithmetic_precision): New function.
2370 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2373 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
2374 Swap commutative operands in new RTL if needed. Handle zero_ext
2376 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
2379 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2380 Kugan Vivekanandarajah <kuganv@linaro.org>
2381 Jim Wilson <jim.wilson@linaro.org>
2383 PR tree-optimization/43721
2384 * target.def: New hook expand_divmod_libfunc.
2385 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
2386 * doc/tm.texi: Regenerate.
2387 * internal-fn.def: Add new entry for DIVMOD ifn.
2388 * internal-fn.c (expand_DIVMOD): New.
2389 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
2391 (widen_mul_stats): Add new field divmod_calls_inserted.
2392 (target_supports_divmod_p): New.
2393 (divmod_candidate_p): Likewise.
2394 (convert_to_divmod): Likewise.
2395 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
2396 renumber_gimple_stmt_uids at beginning of function. Call
2397 convert_to_divmod and record stats for divmod.
2398 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
2399 TARGET_EXPAND_DIVMOD_LIBFUNC.
2400 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
2403 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2404 Segher Boessenkool <segher@kernel.crashing.org>
2406 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
2407 swapping the arms of the branch.
2408 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
2409 sequence for the generic signed-signed-signed case.
2411 2016-10-28 Jeff Law <law@redhat.com>
2413 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
2415 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2417 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2419 PR rtl-optimization/78029
2420 * function.c (prologue_contains, epilogue_contains): New functions.
2421 (record_prologue_seq, record_epilogue_seq): New functions.
2422 * function.h (prologue_contains, epilogue_contains,
2423 record_prologue_seq, record_epilogue_seq): New declarations.
2424 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
2425 mixing prologue and epilogue insns.
2426 (init_deps): Initialize the new fields in struct deps_desc.
2427 * sched-int.h (struct deps_desc): New fields last_prologue,
2428 last_epilogue, and last_logue_was_epilogue.
2429 * shrink-wrap.c (emit_common_heads_for_components): Record all
2430 emitted prologue and epilogue insns.
2431 (emit_common_tails_for_components): Ditto.
2432 (insert_prologue_epilogue_for_components): Ditto.
2434 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2437 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
2438 * common.opt (fstore-merging): New Optimization option.
2439 * opts.c (default_options_table): Add entry for
2440 OPT_ftree_store_merging.
2441 * fold-const.h (can_native_encode_type_p): Declare prototype.
2442 * fold-const.c (can_native_encode_type_p): Define.
2443 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
2444 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2445 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
2446 * passes.def: Insert pass_tree_store_merging.
2447 * tree-pass.h (make_pass_store_merging): Declare extern
2449 * gimple-ssa-store-merging.c: New file.
2450 * doc/invoke.texi (Optimization Options): Document
2452 (--param documentation): Document store-merging-allow-unaligned
2453 and max-stores-to-merge.
2455 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
2458 * gimplify.c (gimplify_init_constructor): Move emit of constructor
2459 assignment to earlier in the if/else logic.
2461 2016-10-28 Richard Biener <rguenther@suse.de>
2465 * fold-const.c (make_bit_field_ref): Only adjust alias set
2466 when the original alias set was zero.
2468 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2470 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
2471 (s390_adjust_loops): New function.
2472 (s390_reorg): Invoke s390_adjust_loops.
2473 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
2474 ("osc_break"): New insn definition.
2476 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2478 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
2479 * config.gcc: Support alternate archXX cpu levels with
2480 --with-arch= and --with-tune=.
2481 * config/s390/linux.h: Translate new archXX cpu levels to the
2482 original names when calling GAS.
2483 * config/s390/tpf.h: Likewise.
2484 * doc/invoke.texi: Document the alternate cpu level names.
2486 2016-10-28 Jakub Jelinek <jakub@redhat.com>
2488 PR rtl-optimization/77919
2489 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
2490 MEM if mode1 is not a complex mode.
2492 PR rtl-optimization/78132
2493 * ree.c (combine_reaching_defs): Give up if copy_needed and
2494 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
2496 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
2498 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
2500 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2502 * config/rs6000/constraints.md (wH constraint): Add new
2503 constraints for allowing 32-bit integers (and eventually 8/16-bit
2504 integers) into the vector registers.
2505 (wI constraint): Likewise.
2506 (wJ constraint): Likewise.
2507 (wK constraint): Likewise.
2508 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
2509 -mvsx-small-integer as a default option for ISA 2.07
2511 (POWERPC_MASKS): Likewise.
2512 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
2513 switch to turn off small integer support in vector registers.
2514 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
2515 test for -mupper-regs-di, since it is already done with the
2516 reg_add[mode].scalar_in_vsx_p. Add support for the switch
2517 -mvsx-small-integer.
2518 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
2520 (rs6000_setup_reg_addr_masks): Likewise.
2521 (rs6000_init_hard_regno_mode_ok): Likewise.
2522 (rs6000_option_override_internal): Add consistency checks for
2523 -mvsx-small-integer.
2524 (rs6000_secondary_reload_simple_move): SImode is a simple move if
2525 -mvsx-small-integer.
2526 (rs6000_secondary_reload): Use std::swap.
2527 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
2528 VSX_REGS for small integers in vector registers, since there is no
2529 D-FORM address mode for such types.
2530 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
2531 (rs6000_opt_masks): Add -mvsx-small-integer.
2532 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
2534 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
2535 extracts can be done on ISA 2.07.
2536 (vsx_extract_<mode>): Add support for small integers in vsx
2538 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
2539 longer support V4SImode in this pattern.
2540 (vsx_extract_si): New insn to support extraction of SImode in ISA
2541 2.07 using either xxextractuw or vspltw.
2542 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
2543 longer support V4SImode in this pattern.
2544 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
2545 wJ, and wK constraints.
2546 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
2547 storing SDmode with VSX instructions.
2548 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
2549 GPR load and before the FPR and VSX loads. Remove ??, ! from the
2550 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
2551 small integers in vector registers.
2552 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
2553 load and before the FPR and VSX loads. Remove ??, ! from the
2554 constraints. Add VEXTSW2D support for small integers in vector
2556 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
2557 integers in vector registers.
2558 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
2559 move instead of using an UNSPEC.
2560 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
2561 integers in vector registers.
2562 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
2563 move instead of using an UNSPEC.
2564 (movsi_internal1): Add support for -mvsx-small-integer. Align
2565 columns so that it is more readable.
2566 (SImode splitter for ISA 3.0 constants): Add splitter for
2567 -128..127 constants that can easily be constructed on ISA 3.0.
2568 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
2571 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2574 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
2577 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
2579 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
2580 PIC_OFFSET_TABLE_REGNUM twice.
2582 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2584 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
2585 support for constant operand for OP.
2587 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2589 * dwarf2out.c (gen_member_die): Only reparent_child instead of
2590 splice_child_die if child doesn't have DW_AT_specification attribute.
2592 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2594 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
2595 (TARGET_HAVE_LDREXBH): Likewise.
2596 (TARGET_HAVE_LDACQ): Likewise.
2598 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2600 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
2601 logic to to decide whether to copy over old value to register for new
2603 * config/arm/sync.md: Add comments explaning why mode and code
2604 attribute are not defined in iterators.md
2605 (thumb1_atomic_op_str): New code attribute.
2606 (thumb1_atomic_newop_str): Likewise.
2607 (thumb1_atomic_fetch_op_str): Likewise.
2608 (thumb1_atomic_fetch_newop_str): Likewise.
2609 (thumb1_atomic_fetch_oldop_str): Likewise.
2610 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
2611 mirror the more restrictive constraints of the Thumb-1 insns after
2612 split compared to Thumb-2 counterpart insns.
2613 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
2614 in sync with non atomic version.
2615 (atomic_nand<mode>): Likewise.
2616 (atomic_fetch_<sync_optab><mode>): Likewise.
2617 (atomic_fetch_nand<mode>): Likewise.
2618 (atomic_<sync_optab>_fetch<mode>): Likewise.
2619 (atomic_nand_fetch<mode>): Likewise.
2620 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
2621 in sync with atomic version.
2622 (thumb1_subsi3_insn): Likewise.
2623 (thumb1_andsi3_insn): Likewise.
2624 (thumb1_iorsi3_insn): Likewise.
2625 (thumb1_xorsi3_insn): Likewise.
2627 2016-10-27 Nick Clifton <nickc@redhat.com>
2629 * plugin.c (register_plugin_info): Produce an error message if the
2630 plugin is not found in the hash table.
2632 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2634 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
2637 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
2640 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
2641 define builtin functions from the bdesc_spe_predicates or
2642 bdesc_spe_evsel arrays if the builtin mask is not compatible with
2643 the current compiler configuration.
2644 (paired_init_builtins): Modify loop to not define define builtin
2645 functions from the bdesc_paried_preds array if the builtin mask is
2646 not compatible with the current compiler configuration.
2647 (altivec_init_builtins): Modify loops to not define the
2648 __builtin_altivec_stxvl function nor the builtin functions from
2649 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
2650 builtin mask is not compatible with the current compiler
2653 2016-10-26 Jeff Law <law@redhat.com>
2655 * config/sh/sh.c (output_branch): Add missing fallthru comments.
2656 (gen_shl_and): Likewise.
2657 * config/sh/sh.md (movsicc): Add missing fallthru comments.
2659 * config/mips/mips.c (mips16_constant_cost): Add missing
2661 (mips16_build_call_stub): Increase buffer size. Adjust
2664 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2666 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
2667 INSN_UIDs for all insns in compact mode.
2668 (rtx_writer::print_rtx): Likewise.
2669 * print-rtl.h (rtx_writer::flag_compact): Update comment.
2670 * rtl-tests.c (selftest::test_dumping_insns): Update expected
2671 output to include INSN_UID.
2672 (selftest::test_uncond_jump): Likewise.
2674 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
2676 * haifa-sched.c (call_used_regs_num): Rename to...
2677 (call_saved_regs_num): ...this.
2678 (fixed_regs_num): New variable.
2679 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
2681 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
2683 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2685 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
2687 * print-rtl.c (outfile): Delete global.
2688 (sawclose): Likewise.
2690 (in_call_function_usage): Likewise.
2691 (flag_compact): Likewise.
2692 (flag_simple): Likewise.
2693 (rtx_writer::rtx_writer): New ctor.
2694 (print_rtx_operand_code_0): Convert to...
2695 (rtx_writer::print_rtx_operand_code_0): ...this.
2696 (print_rtx_operand_code_e): Convert to...
2697 (rtx_writer::print_rtx_operand_code_e): ...this.
2698 (print_rtx_operand_codes_E_and_V): Convert to...
2699 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
2700 (print_rtx_operand_code_i): Convert to...
2701 (rtx_writer::print_rtx_operand_code_i): ...this.
2702 (print_rtx_operand_code_r): Convert to...
2703 (rtx_writer::print_rtx_operand_code_r): ...this.
2704 (print_rtx_operand_code_u): Convert to...
2705 (rtx_writer::print_rtx_operand_code_u): ...this.
2706 (print_rtx_operand): Convert to...
2707 (rtx_writer::print_rtx_operand): ...this.
2708 (print_rtx): Convert to...
2709 (rtx_writer::print_rtx): ...this.
2710 (print_inline_rtx): Rewrite in terms of class rtx_writer.
2711 (debug_rtx): Likewise.
2712 (print_rtl): Convert to...
2713 (rtx_writer::print_rtl): ...this.
2714 (print_rtl): Reimplement in terms of class rtx_writer.
2715 (print_rtl_single): Rewrite in terms of class rtx_writer.
2716 (print_rtl_single_with_indent): Convert to..
2717 (rtx_writer::print_rtl_single_with_indent): ...this.
2718 (print_simple_rtl): Rewrite in terms of class rtx_writer.
2719 * print-rtl.h (flag_compact): Delete decl.
2720 (class rtx_writer): New class.
2721 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
2724 2016-10-26 Jeff Law <law@redhat.com>
2726 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
2729 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
2730 (check_if_valid_sleep_operand): Add missing fallthru comment.
2731 (arc_register_move_cost): Increase buffer size.
2732 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
2734 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
2736 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
2737 comment. Add gcc_unreachable for path that should never happen.
2739 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
2742 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2743 Martin Liska <mliska@suse.cz>
2746 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
2747 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
2748 on outer context if any.
2750 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2752 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
2753 by increment rather than double it.
2754 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
2755 emit a space before args[4].
2756 (END): Don't emit a space before with_arg.
2758 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2760 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
2761 Baseline only alternatives to (i) hold store atomic success value in a
2762 return register rather than a scratch register, (ii) use a low register
2763 for it and to (iii) ensure the cbranchsi insn generated by the split
2764 respect the constraints of Thumb-1 cbranchsi4_insn and
2766 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
2767 constraints must match those in atomic_compare_and_swap.
2768 (cbranchsi4_scratch): Likewise.
2770 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2772 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
2773 variable. Add the new parameter to the insn generator. Set that
2774 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
2775 return value from the negation of that parameter for Thumb-1, keeping
2776 the logic unchanged otherwise except for using bdst as the destination
2777 register of the compare_and_swap insn.
2778 (arm_split_compare_and_swap): Add explanation about how is the value
2779 returned to the function comment. Rename scratch variable to
2780 neg_bval. Adapt initialization of variables holding operands to the
2781 new operand numbers. Use return register to hold result of store
2782 exclusive for Thumb-1, scratch register otherwise. Construct the
2783 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
2784 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
2785 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
2786 for strongly ordered compare_and_swap.
2787 * config/arm/predicates.md (cc_register_operand): New predicate.
2788 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
2789 match_operand with the new predicate to accept either the CC flag or a
2790 destination register for the boolean return value, restricting it to
2791 CC flag only via constraint. Adapt operand numbers accordingly.
2793 2016-10-26 Jeff Law <law@redhat.com>
2795 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
2797 * config/frv/frv.c (comparison_string): Do not fall through after
2800 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
2802 (expand_one_builtin): Add missing break.
2804 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
2805 (m32c_legitimate_address_p): Likewise.
2807 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
2809 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
2811 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
2814 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
2817 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
2819 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
2821 (rl78_asm_ctor_dtor): Increase buffer size.
2823 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
2825 (xstormy16_asm_output_constructor): Likewise.
2827 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
2830 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
2831 comment to silence warning.
2833 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
2834 (spu_legitimate_address_p): Fix logic error and add missing fallthru
2837 2016-10-26 Michael Matz <matz@suse.de>
2839 PR tree-optimization/78060
2840 PR tree-optimization/78061
2841 PR tree-optimization/78088
2842 * tree-ssa-loop-split.c (easy_exit_values): New function.
2843 (tree_ssa_split_loops): Use it.
2844 (compute_new_first_bound): Change order of operations,
2845 fix invalid use of types.
2847 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
2849 gen-pass-instances.awk is sensitive to the order in which
2850 passes are added; passes that appear later have to be added first.
2854 * config/avr/avr-passes.def: Swap order of directives for
2855 gen-pass-instances.awk.
2857 2016-10-25 Jeff Law <law@redhat.com>
2859 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
2860 (vax_notice_update_cc): Likewise.
2862 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2864 * config.gcc (sparc*-*-solaris2*): Adjust.
2865 (sparc64-*-linux*): Likewise.
2866 * config/sparc/default-64.h: Rename to...
2867 * config/sparc/default64.h: ...this.
2868 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
2870 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
2871 * config/sparc/sparc.h: Minor tweaks.
2872 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
2873 TARGET_ARCH32 throughout. Minor various tweaks throughout.
2875 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2877 * input.c (fcache::file_patch): Add comment about lifetime.
2878 (selftest::cpp_reader_ptr): New class.
2879 (selftest::lexer_test): Convert m_parser from cpp_reader *
2880 to a cpp_reader_ptr, and move m_tempfile to after it.
2881 (selftest::lexer_test::lexer_test): Update for above reordering.
2882 (lexer_test::~lexer_test): Move cleanup of m_parser to
2883 cpp_reader_ptr's dtor.
2885 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2887 * toplev.c (toplev::main): Remove call to
2888 location_adhoc_data_fini.
2890 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2892 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
2893 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
2895 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2897 * ggc-tests.c (forcibly_ggc_collect): Rename to...
2898 (selftest::forcibly_ggc_collect): ...this, and remove "static".
2899 (test_basic_struct): Update for above renaming.
2900 (test_length): Likewise.
2901 (test_union): Likewise.
2902 (test_finalization): Likewise.
2903 (test_deletable_global): Likewise.
2904 (test_inheritance): Likewise.
2905 (test_chain_next): Likewise.
2906 (test_user_struct): Likewise.
2907 (test_tree_marking): Likewise.
2908 * selftest-run-tests.c (selftest::run_tests): Call
2909 selftest::forcibly_ggc_collect at the end of the selftests.
2910 * selftest.h (selftest::forcibly_ggc_collect): New decl.
2912 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2915 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
2916 * optabs.c (expand_vec_cond_expr): For comparison codes
2917 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
2918 (expand_vec_cmp_expr): For comparison codes
2919 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
2920 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
2921 Add enum tree_code argument.
2922 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
2924 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
2925 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
2927 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
2928 NE_EXPR, attempt to use vcondeq_optab as fallback.
2929 * tree-vect-generic.c (expand_vector_comparison,
2930 expand_vector_divmod, expand_vector_condition): Adjust
2931 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
2932 * tree-vect-stmts.c (vectorizable_condition,
2933 vectorizable_comparison): Likewise.
2934 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
2935 check_bool_pattern, search_type_for_mask_1): Likewise.
2936 * expr.c (do_store_flag): Likewise.
2937 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
2938 @code{vcondeq@var{m}@var{n}}): Document.
2939 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
2942 2016-10-25 Jeff Law <law@redhat.com>
2944 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
2946 (v850_output_aligned_bss): Add missing break.
2948 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
2950 2016-10-25 Martin Liska <mliska@suse.cz>
2953 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
2954 statements as they can also contain possibly a freeing call.
2956 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
2957 Martin Liska <mliska@suse.cz>
2960 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
2961 * ipa-icf.c (sem_function::get_hash): Add target optimization
2964 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
2967 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
2968 Remove partial overlap check for shift by 1.
2969 (ashldi3_neon): Likewise.
2971 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2973 * config/arm/constraints.md (Q constraint): Document its use for
2975 (Pf constraint): New constraint for relaxed, consume or relaxed memory
2977 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
2978 alternatives to allow any register when memory model matches Pf and
2979 thus lda is used, but only low registers otherwise. Use unpredicated
2980 output template for Thumb-1 targets.
2981 (atomic_store<mode>): Likewise for stl.
2982 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
2983 whose output template does not have predication.
2984 (arm_load_acquire_exclusive<mode>): Likewise.
2985 (arm_load_exclusivesi): Likewise.
2986 (arm_load_acquire_exclusivesi): Likewise.
2987 (arm_store_release_exclusive<mode>): Likewise.
2988 (arm_store_exclusive<mode>): Use unpredicated output template for
2991 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2993 * internal-fn.def (LAUNDER): New internal function.
2994 * internal-fn.c (expand_LAUNDER): New function.
2996 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2997 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2999 New avr target pass to work around performance loss by PR fix.
3003 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
3004 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
3005 * config/avr/predicates.md (extend_operator): New.
3006 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
3007 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
3008 (make_avr_pass_casesi): New prototypes.
3009 * config/avr/avr.c (print-rtl.h): Include it.
3010 (pass_data avr_pass_data_casesi): Data for new pass.
3011 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
3012 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
3013 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
3014 (avr_optimize_casesi): New functions.
3016 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
3017 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
3021 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
3023 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3025 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
3026 DW_AT_rvalue_reference attributes.
3028 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
3030 * doc/invoke.text (Wint-in-bool-context): Update documentation.
3031 * value-prof.c (stringop_block_profile): Fix a warning.
3033 2016-10-24 Martin Sebor <msebor@redhat.com>
3036 * builtins.c (string_length): New function.
3037 (c_strlen): Use string_length. Correctly handle wide strings.
3038 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
3040 (target_int_max): Call target_max_value.
3041 (format_result::knownrange): New data member.
3042 (fmtresult::fmtresult): Define default constructor.
3043 (format_integer): Use it and set format_result::knownrange.
3044 Handle global constants.
3045 (format_floating_max): Add third argument.
3046 (format_floating): Recompute maximum value for %a for each argument.
3047 (get_string_length): Use fmtresult default ctor.
3048 (format_string): Set format_result::knownrange.
3049 (format_directive): Check format_result::knownrange.
3050 (add_bytes): Same. Correct caret placement in diagnostics.
3051 (pass_sprintf_length::compute_format_length): Set
3052 format_result::knownrange.
3053 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
3055 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3057 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
3058 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
3060 2016-10-24 Ximin Luo <infinity0@pwned.gg>
3063 * dwarf2out.c (file_table_relative_p): Remove.
3064 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
3065 also for absolute paths.
3066 * doc/tm.texi: Update.
3067 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
3068 * target.def (force_at_comp_dir): Remove hook.
3069 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
3071 2016-10-24 Richard Biener <rguenther@suse.de>
3073 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
3074 backedges when identifying the single predecessor to take
3075 conditional info from. Use SCEV to get at ranges for loop IVs.
3076 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
3077 avoid false warning.
3079 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
3082 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
3083 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
3084 (avr_address_tiny_absdata_p): New static function.
3085 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
3086 it to determine validity of constant addresses.
3087 (avr_attribute_table) [absdata]: New variable attribute...
3088 (avr_handle_absdata_attribute): ...and handler.
3089 (avr_decl_absdata_p): New static function.
3090 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
3091 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
3092 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
3094 2016-10-24 Richard Biener <rguenther@suse.de>
3096 PR tree-optimization/78076
3097 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
3098 also on the loop tree root.
3100 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3102 * config/i386/i386.c (ix86_fold_builtin): Handle
3103 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
3104 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
3105 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
3106 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
3108 2016-10-24 Martin Liska <mliska@suse.cz>
3111 * opts.c (finish_options): Skip conditionally.
3113 2016-10-23 Martin Sebor <msebor@redhat.com>
3116 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
3117 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
3119 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
3121 * config/sparc/sparc.md (cpu_feature): Minor tweak.
3122 (enabled): Likewise.
3123 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
3124 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
3125 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
3126 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
3127 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
3128 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
3130 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
3132 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
3133 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
3135 2016-10-21 Andrew Pinski <apinski@cavium.com>
3137 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
3139 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
3140 implementer_id to unsigned char.
3141 Change part_no to unsigned int.
3142 (AARCH64_BIG_LITTLE): New define.
3143 (INVALID_IMP): New define.
3144 (INVALID_CORE): New define.
3145 (cpu_data): Change the last element's implementer_id and part_no to
3147 (valid_bL_string_p): Rewrite to ..
3148 (valid_bL_core_p): this for integers instead of strings.
3149 (parse_field): New function.
3150 (contains_string_p): Rewrite to ...
3151 (contains_core_p): this for integers and only for the part_no.
3152 (host_detect_local_cpu): Rewrite handling of implementation and
3153 par num to be integers; simplifying the code.
3155 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3157 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
3158 value range for pointers in more cases.
3160 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
3162 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
3163 Add extra argument to allow emitting the move immediate.
3164 Use add/sub with positive immediate.
3165 (aarch64_add_constant): Add inline function.
3166 (aarch64_add_sp): Likewise.
3167 (aarch64_sub_sp): Likewise.
3168 (aarch64_expand_prologue): Call aarch64_sub_sp.
3169 (aarch64_expand_epilogue): Call aarch64_add_sp.
3170 Decide when to leave out move.
3171 (aarch64_output_mi_thunk): Call aarch64_add_constant.
3173 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
3175 * config/aarch64/aarch64.c (aarch64_layout_frame):
3176 Align FP callee-saves.
3178 2016-10-21 Jakub Jelinek <jakub@redhat.com>
3180 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
3181 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
3183 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3184 _rdseed64_step): Likewise.
3185 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
3188 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
3189 and tree-ssanames.h.
3190 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
3191 with INTEGER_CST argument.
3192 (ix86_gimple_fold_builtin): New function.
3193 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
3195 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
3196 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
3197 (ranges_table_allocated, ranges_table_in_use,
3198 ranges_by_label_allocated, ranges_by_label_in_use,
3199 RANGES_TABLE_INCREMENT): Removed.
3200 (add_ranges_num): Use vec_safe_push into ranges_table.
3201 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
3202 (output_ranges): Adjust for ranges_table and ranges_by_label
3203 conversion from arrays to vec.
3204 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
3205 conversion from arrays to vec.
3206 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
3207 ranges_table_in_use, ranges_by_label_allocated and
3208 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
3210 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
3211 if needed. Re-add origin_die variable and its initialization.
3213 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
3214 even for -fstack-reuse=none, or for volatile vars etc.
3216 2016-10-21 David Malcolm <dmalcolm@redhat.com>
3218 * print-rtl-function.c (flag_compact): Move extern decl to...
3219 * print-rtl.h (flag_compact): ...here.
3220 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
3221 (ASSERT_RTL_DUMP_EQ): New macro.
3222 (selftest::test_dumping_regs): New function.
3223 (selftest::test_dumping_insns): New function.
3224 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
3226 (selftest::rtl_tests_c_tests): Call the new test functions.
3228 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3230 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3231 (outgoing_edges_match): Likewise.
3232 (try_crossjump_to_edge): Likewise.
3233 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
3234 (rtl_tidy_fallthru_edge): Likewise.
3235 * rtl.h (tablejump_p): Adjust prototype.
3236 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
3238 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3240 * rtl.h (label_ref_label): New function.
3241 (set_label_ref_label): New function.
3242 (LABEL_REF_LABEL): Delete.
3243 * alias.c (rtx_equal_for_memref_p): Adjust.
3244 * cfgbuild.c (make_edges): Likewise.
3245 (purge_dead_tablejump_edges): Likewise.
3246 * cfgexpand.c (convert_debug_memory_address): Likewise.
3247 * cfgrtl.c (patch_jump_insn): Likewise.
3248 * combine.c (distribute_notes): Likewise.
3249 * cse.c (hash_rtx_cb): Likewise.
3250 (exp_equiv_p): Likewise.
3251 (fold_rtx): Likewise.
3252 (check_for_label_ref): Likewise.
3253 * cselib.c (rtx_equal_for_cselib_1): Likewise.
3254 (cselib_hash_rtx): Likewise.
3255 * emit-rtl.c (mark_label_nuses): Likewise.
3256 * explow.c (convert_memory_address_addr_space_1): Likewise.
3257 * final.c (output_asm_label): Likewise.
3258 (output_addr_const): Likewise.
3259 * gcse.c (add_label_notes): Likewise.
3260 * genconfig.c (walk_insn_part): Likewise.
3261 * genrecog.c (validate_pattern): Likewise.
3262 * ifcvt.c (cond_exec_get_condition): Likewise.
3263 (noce_emit_store_flag): Likewise.
3264 (noce_get_alt_condition): Likewise.
3265 (noce_get_condition): Likewise.
3266 * jump.c (maybe_propagate_label_ref): Likewise.
3267 (mark_jump_label_1): Likewise.
3268 (redirect_exp_1): Likewise.
3269 (rtx_renumbered_equal_p): Likewise.
3270 * lra-constraints.c (operands_match_p): Likewise.
3271 * print-rtl.c (print_value): Likewise.
3272 * reload.c (find_reloads): Likewise.
3273 * reload1.c (set_label_offsets): Likewise.
3274 * reorg.c (get_branch_condition): Likewise.
3275 * rtl-tests.c (test_uncond_jump): Likewise.
3276 * rtl.c (rtx_equal_p_cb): Likewise.
3277 (rtx_equal_p): Likewise.
3278 * rtlanal.c (reg_mentioned_p): Likewise.
3279 (rtx_referenced_p): Likewise.
3280 (get_condition): Likewise.
3281 * varasm.c (const_hash_1): Likewise.
3282 (compare_constant): Likewise.
3283 (const_rtx_hash_1): Likewise.
3284 (output_constant_pool_1): Likewise.
3286 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3289 * reload.c (find_valid_class_1): Allow regclass if atleast one
3290 regno in regclass is ok. Compute and use rclass size based on
3291 actually available regnos for mode in rclass.
3293 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
3295 * config/sparc/sparc-modes.def (CCV): New.
3297 * config/sparc/predicates.md (v_comparison_operator): New.
3298 (icc_comparison_operator): Add support for CCV/CCXV.
3299 (xcc_comparison_operator): Likewise.
3300 * config/sparc/sparc.c (output_cbranch): Likewise.
3301 (sparc_print_operand): Likewise.
3302 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3303 (uaddvdi4): New expander.
3304 (addvdi4): Likewise.
3305 (uaddvdi4_sp32): New instruction.
3306 (addvdi4_sp32): Likewise.
3307 (uaddvsi4): New expander.
3308 (addvsi4): Likewise.
3309 (cmp_ccc_plus_sltu_set): New instruction.
3310 (cmp_ccv_plus): Likewise.
3311 (cmp_ccxv_plus): Likewise.
3312 (cmp_ccv_plus_set): Likewise.
3313 (cmp_ccxv_plus_set): Likewise.
3314 (cmp_ccv_plus_sltu_set): Likewise.
3315 (uaddvdi4): New expander.
3316 (subvdi4): Likewise.
3317 (usubdi4_sp32): New instruction.
3318 (subvdi4_sp32): Likewise.
3319 (usubvsi4): New expander.
3320 (subvsi4): Likewise.
3321 (cmpsi_minus_sltu_set): New instruction.
3322 (cmp_ccv_minus): Likewise.
3323 (cmp_ccxv_minus): Likewise.
3324 (cmp_ccv_minus_set): Likewise.
3325 (cmp_ccxv_minus_set): Likewise.
3326 (cmp_ccv_minus_sltu_set): Likewise.
3327 (unegvdi3): New expander.
3328 (negvdi3): Likewise.
3329 (unegdi3_sp32): New instruction.
3330 (negvdi3_sp32): Likewise.
3331 (unegvsi3): New expander.
3332 (negvsi3): Likewise.
3333 (cmp_ccc_neg_sltu_set): New instruction.
3334 (cmp_ccv_neg): Likewise.
3335 (cmp_ccxv_neg): Likewise.
3336 (cmp_ccv_neg_set): Likewise.
3337 (cmp_ccxv_neg_set): Likewise.
3338 (cmp_ccv_neg_sltu_set): Likewise.
3340 * tree-ssa-loop-split.c: Remove trailing spaces.
3341 * match.pd: Likewise.
3343 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3345 PR rtl-optimization/78038
3346 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
3347 be deduced to set REG through the RTL structure.
3348 (make_defs_and_copies_lists): Return false on a failing get_defs call.
3350 2016-10-21 Richard Biener <rguenther@suse.de>
3352 PR tree-optimization/78051
3353 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
3354 and mark replaced if folding did something.
3356 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
3358 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
3359 and "protected" in visibility types.
3360 (rs6000_xcoff_declare_function_name): Fix formatting.
3361 (rs6000_xcoff_declare_object_name): Fix formatting.
3363 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
3365 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
3366 and IX86_BUILTIN_HUGE_VALQ here ...
3367 (ix86_expand_builtin): ... not here.
3369 2016-10-20 Jakub Jelinek <jakub@redhat.com>
3371 * doc/gty.texi (for_user): Use @item next to @findex.
3373 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
3377 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
3378 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
3379 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
3380 __builtin_ia32_lzcnt_u16.
3381 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
3382 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
3383 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
3384 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
3385 (bmi_tzcnt_<mode>): New expander.
3386 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
3387 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
3388 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
3389 (lzcnt_<mode>): New expander.
3390 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
3391 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
3392 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
3393 (UINT64_FTYPE_UINT64): New.
3394 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
3395 (__builtin_ia32_lzcnt_u16): New description.
3396 (__builtin_ia32_lzcnt_u32): Ditto.
3397 (__builtin_ia32_lzcnt_u64): Ditto.
3398 (__builtin_ctzs): Remove description.
3399 (__builtin_ia32_tzcnt_u16): New description.
3400 (__builtin_ia32_tzcnt_u32): Ditto.
3401 (__builtin_ia32_tzcnt_u64): Ditto.
3402 * config/i386/i386.c (ix86_expand_args_builtin): Handle
3403 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
3405 2016-10-20 Martin Liska <mliska@suse.cz>
3408 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
3409 comparison with STMT_UID_NOT_IN_RANGE.
3410 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
3413 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
3415 * compare-elim.c (conforming_compare): Accept UNSPECs.
3416 (find_comparison_dom_walker::before_dom_children): Deal with
3417 instructions both using and killing the flags register.
3418 (equivalent_reg_at_start): New function extracted from...
3419 (try_eliminate_compare): ...here. Use it and add support for
3420 registers and UNSPECs as second operand of the compare.
3421 * config/visium/visium-modes.def (CCV): New.
3422 * config/visium/predicates.md (visium_v_comparison_operator): New.
3423 (visium_branch_operator): Deal with CCV mode.
3424 * config/visium/visium.c (visium_select_cc_mode): Likewise.
3425 (output_cbranch): Likewise.
3426 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3427 (uaddv<mode>4): New expander.
3428 (addv<mode>4): Likewise.
3429 (add<mode>3_insn_set_carry): New instruction.
3430 (add<mode>3_insn_set_overflow): Likewise.
3431 (addsi3_insn_set_overflow): Likewise.
3432 (usubv<mode>4): New expander.
3433 (subv<mode>4): Likewise.
3434 (sub<mode>3_insn_set_carry): New instruction.
3435 (sub<mode>3_insn_set_overflow): Likewise.
3436 (subsi3_insn_set_overflow): Likewise.
3437 (unegv<mode>3): New expander.
3438 (negv<mode>3): Likewise.
3439 (neg<mode>2_insn_set_overflow): New instruction.
3440 (addv_tst<mode>): Likewise.
3441 (subv_tst<mode>): Likewise.
3442 (negv_tst<mode>): Likewise.
3443 (cbranch<mode>4_addv_insn): New splitter and instruction.
3444 (cbranch<mode>4_subv_insn): Likewise.
3445 (cbranch<mode>4_negv_insn): Likewise.
3447 2016-10-20 Richard Biener <rguenther@suse.de>
3449 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
3450 Handle decls possibly not bound.
3451 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
3452 nothing_id for decls that might not be bound if we are interested
3454 (get_constraint_for_component_ref): Deal with that.
3456 2016-10-20 Michael Matz <matz@suse.de>
3459 * common.opt (-fsplit-loops): New flag.
3460 * passes.def (pass_loop_split): Add.
3461 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
3462 (enable_fdo_optimizations): Add loop splitting.
3463 * timevar.def (TV_LOOP_SPLIT): Add.
3464 * tree-pass.h (make_pass_loop_split): Declare.
3465 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
3466 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
3467 * tree-ssa-loop-split.c: New file.
3468 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
3469 * doc/invoke.texi (fsplit-loops): Document.
3470 * doc/passes.texi (Loop optimization): Add paragraph about loop
3473 2016-10-20 Richard Biener <rguenther@suse.de>
3475 * cgraphunit.c (analyze_functions): Set node->definition to
3476 false to signal symbol removal to debug_hooks->late_global_decl.
3477 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
3478 WPA signal symbol removal to the debuginfo machinery.
3479 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
3480 using early_finised to guard the we're called for symbol
3481 removal case look at the symtabs definition flag.
3482 (gen_variable_die): Remove redundant check.
3484 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3486 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
3488 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3490 PR tree-optimization/53979
3491 * match.pd ((a ^ b) | a -> a | b): New pattern.
3493 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
3495 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
3496 config/pa/pa64-hpux-lib.h.
3497 (PA_CRTBEGIN_HACK): Likewise.
3498 (DTOR_LIST_BEGIN): Likewise.
3500 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3502 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3503 register only if "in" and "out" are different registers.
3505 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
3507 * omp-low.c (pass_oacc_device_lower::gate): New method.
3508 (execute): Always call execute_oacc_device_lower.
3510 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3512 PR tree-optimization/77916
3513 PR tree-optimization/77937
3514 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
3516 (insert_initializers): Requirement of initializer for -1 should be
3517 based on pointer-typedness of the candidate basis.
3519 2016-10-19 Bin Cheng <bin.cheng@arm.com>
3521 PR tree-optimization/78005
3522 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
3523 upper (included) bound for niters of prolog loop.
3524 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
3525 Compute niters of scalar loop above which vectorized loop is
3526 preferred, as well as the upper (included) bound for the niters.
3527 (vect_do_peeling): Record niter bound for loops accordingly.
3529 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3532 * tree-core.h (enum tree_index): Put the complex types after their
3534 * tree-streamer.c (verify_common_node_recorded): New function.
3535 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
3537 2016-10-19 Martin Liska <mliska@suse.cz>
3539 * cgraph.h (cgraph_edge::binds_to_current_def_p):
3540 Replace NULL with false as a return value.
3542 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3544 PR tree-optimization/78024
3545 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
3546 don't clear BB_VISITED after processing.
3548 2016-10-19 Richard Biener <rguenther@suse.de>
3550 * domwalk.c (dom_walker::walk): Use RPO order.
3552 2016-10-19 Richard Biener <rguenther@suse.de>
3554 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
3556 (evrp_dom_walker::~evrp_dom_walker): Free it.
3557 (evrp_dom_walker::stmts_to_remove): Add.
3558 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
3559 whose output we fully propagate for removal. Propagate
3560 into BB destination PHI arguments.
3561 (execute_early_vrp): Remove queued stmts. Dump value ranges
3562 before stmt removal.
3564 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
3566 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
3567 * passes.def: Add two instances of pass_walloca.
3568 * tree-pass.h (make_pass_walloca): New.
3569 * gimple-ssa-warn-alloca.c: New file.
3570 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
3571 -Wvla-larger-than= options.
3573 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
3575 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
3576 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
3578 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
3580 * config/rs6000/altivec.h (vec_xl_len): New macro.
3581 (vec_xst_len): New macro.
3582 (vec_cmpnez): New macro.
3583 (vec_cntlz_lsbb): New macro.
3584 (vec_cnttz_lsbb): New macro.
3585 (vec_xlx): New macro.
3586 (vec_xrx): New macro.
3587 (vec_all_nez): New C++ predicate template.
3588 (vec_any_eqz): New C++ predicate template.
3589 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
3590 conditional compilation.
3591 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
3592 conditional compilation.
3593 (vec_all_nez): New macro.
3594 (vec_any_eqz): New macro.
3595 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
3597 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
3599 * config/rs6000/vector.md (VI): Moved this mode iterator
3600 definition from altivec.md to vector.md.
3601 (UNSPEC_NEZ_P): New value.
3602 (vector_ne_<mode>_p): New expansion for implementation of
3603 vec_all_ne and vec_any_eq built-in functions.
3604 (vector_nez_<mode>_p): New expansion for implementation of
3605 vec_all_nez and vec_any_eqz built-in functions.
3606 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
3607 and vec_any_eq built-in function.
3608 (cr6_test_for_zero): New commentary to explain this expansion.
3609 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
3610 (cr6_test_for_lt): New commentary to explain this expansion.
3611 (cr6_test_for_lt_reverse): New commentary to explain this
3613 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3614 overloaded function prototypes for vec_all_ne, vec_all_nez,
3615 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
3616 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
3618 (altivec_resolve_overloaded_builtin): Modify the handling of
3619 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
3620 the compiler is configured to support TARGET_P9_VECTOR.
3621 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
3622 to explain the special processing that is given to predicate
3623 built-ins introduced using this macro.
3624 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
3625 the special processing given to predicate built-ins introduced
3627 (BU_VSX_P): Likewise.
3628 (BU_P8V_AV_P): Likewise.
3629 (BU_P9V_AV_P): Likewise.
3630 (BU_P9V_AV_X): New macro.
3631 (BU_P9V_64BIT_AV_X): New macro.
3632 (BU_P9V_VSX_3): New macro.
3633 (BU_P9V_OVERLOAD_P): New macro.
3634 (LXVL): New BU_P9V_64BIT_VSX_2.
3635 (VEXTUBLX): New BU_P9V_AV_2.
3636 (VEXTUBRX): Likewise.
3637 (VEXTUHLX): Likewise.
3638 (VEXTUHRX): Likewise.
3639 (VEXTUWLX): Likewise.
3640 (VEXTUWRX): Likewise.
3641 (STXVL): New BU_P9V_64BIT_AV_X.
3642 (VCLZLSBB): New BU_P9V_AV_1.
3643 (VCTZLSBB): Likewise.
3644 (CMPNEB): New BU_P9V_AV_2.
3649 (VCMPNEB_P): New BU_P9V_AV_P.
3650 (VCMPNEH_P): Likewise.
3651 (VCMPNEW_P): Likewise.
3652 (VCMPNED_P): Likewise.
3653 (VCMPNEFP_P): Likewise.
3654 (VCMPNEDP_P): Likewise.
3655 (CMPNEZB): New BU_P9V_AV_2.
3656 (CMPNEZH): Likewise.
3657 (CMPNEZW): Likewise.
3658 (VCMPNEZB_P): New BU_P9V_AV_P.
3659 (VCMPNEZH_P): Likewise.
3660 (VCMPNEZW_P): Likewise.
3661 (LXVL): New BU_P9V_OVERLOAD_2.
3662 (STXVL): New BU_P9V_OVERLOAD_3.
3663 (VEXTULX): New BU_P9V_OVERLOAD_2.
3664 (VEXTURX): Likewise.
3666 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
3667 (VCMPNE_P): Likewise.
3668 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
3669 (VCTZLSBB): Likewise.
3670 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
3671 comment to explain mode used for scratch register.
3672 (altivec_expand_stxvl_builtin): New function.
3673 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
3674 (altivec_init_builtins): Add initialized variable
3675 void_ftype_v16qi_pvoid_long and use this type to define the
3676 built-in function __builtin_altivec_stxvl.
3677 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
3678 (UNSPEC_STXVL): New value.
3679 (UNSPEC_VCLZLSBB): New value.
3680 (UNSPEC_VCTZLSBB): New value.
3681 (UNSPEC_VEXTUBLX): New value.
3682 (UNSPEC_VEXTUHLX): New value.
3683 (UNSPEC_VEXTUWLX): New value.
3684 (UNSPEC_VEXTUBRX): New value.
3685 (UNSPEC_VEXTUHRX): New value.
3686 (UNSPEC_VEXTUWRX): New value.
3687 (UNSPEC_VCMPNEB): New value.
3688 (UNSPEC_VCMPNEZB): New value.
3689 (UNSPEC_VCMPNEH): New value.
3690 (UNSPEC_VCMPNEZH): New value.
3691 (UNSPEC_VCMPNEW): New value.
3692 (UNSPEC_VCMPNEZW): New value.
3693 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3694 vector of integer modes.
3695 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3696 vector of float or double modes.
3697 (*vector_nez_<mode>_p): New insn for vector test all not equal or
3699 (lxvl): New expand for load VSX vector with length.
3700 (*lxvl): New insn for load VSX vector with length.
3701 (stxvl): New expand for store VSX vector with length.
3702 (*stxvl): New insn for store VSX vector with length.
3703 (vcmpneb): New insn for vector of byte compare not equal.
3704 (vcmpnezb): New insn for vector of byte compare not equal or zero.
3705 (vcmpneh): New insn for vector of half word compare not equal.
3706 (vcmpnezh): New insn for vector of half word compare not equal or
3708 (vcmpnew): New insn for vector of word compare not equal.
3709 (vcmpne<VSs>): New insn for vector of float or double compare not
3711 (vcmpnezw): New insn for vector of word compare not equal or zero.
3712 (vclzlsbb): New insn for vector count leading zero
3713 least-significant bits byte.
3714 (vctzlsbb): New insn for vector count trailing zero least
3715 signficant bits byte.
3716 (vextublx): New insn for vector extract unsigned byte left
3718 (vextubrx): New insn for vector extract unsigned byte right
3720 (vextuhlx): New insn for vector extract unsigned half word left
3722 (vextuhrx): New insn for vector extract unsigned half word right
3724 (vextuwlx): New insn for vector extract unsigned word left
3726 (vextuwrx): New insn for vector extract unsigned word right
3728 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
3729 clarify intent of this constant.
3730 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
3731 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
3732 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
3733 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
3734 and vec_xrx functions.
3736 2016-10-18 Andrew Pinski <apinski@cavium.com>
3739 * predict.c (is_exit_with_zero_arg): New function.
3740 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
3743 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
3746 * config/i386/i386.c (legitimize_tls_address)
3747 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
3748 convert dest to Pmode if different than Pmode.
3750 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3752 PR tree-optimization/77916
3753 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
3754 stopgap fix, as pointers with -1 increment are still broken.
3756 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
3758 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
3759 mapping class decoration from here...
3760 (rs6000_xcoff_encode_section): ...to here.
3762 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
3763 if shrink-wrapping and optimizing for speed.
3765 2016-10-18 Richard Biener <rguenther@suse.de>
3767 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3768 not visited but non-executable predecessors. Return taken edge.
3769 Simplify conditions and refactor propagation vs. folding step.
3771 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
3773 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
3774 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
3775 (rs6000_get_separate_components): Assert we do not have those
3776 strategies selected.
3778 2016-10-18 Richard Biener <rguenther@suse.de>
3780 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
3781 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
3783 (substitute_and_fold_dom_walker): Adjust constructor.
3784 (substitute_and_fold_dom_walker::before_dom_children): Remove
3785 do_dce flag and handling (always true).
3786 (substitute_and_fold): Likewise.
3787 * tree-vrp.c (vrp_finalize): Adjust.
3788 (execute_early_vrp): Remove final BB_VISITED clearing.
3789 * tree-ssa-ccp.c (ccp_finalize): Adjust.
3790 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3791 * ira.c (ira): Call clear_bb_flags.
3793 2016-10-18 Richard Biener <rguenther@suse.de>
3795 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
3796 get at the operand to look at with TREE_OPERAND for generic
3799 2016-10-18 David Malcolm <dmalcolm@redhat.com>
3801 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
3803 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
3804 (write_test_expr): Use rtx_reader_ptr for calls to
3806 (write_attr_value): Likewise.
3807 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
3808 call to print_md_ptr_loc.
3809 (write_one_condition): Likewise for calls to print_c_condition.
3810 * genconstants.c: Include "statistics.h" and "vec.h".
3811 (main): Update for conversion to member functions.
3812 * genemit.c (emit_c_code): Use rtx_reader_ptr for
3813 call to print_md_ptr_loc.
3814 * genenums.c: Include "statistics.h" and "vec.h".
3815 (main): Update for conversion of traverse_enum_types to a method.
3816 * genmddeps.c: Include "statistics.h" and "vec.h".
3817 * genoutput.c (process_template): Use rtx_reader_ptr for call to
3819 * genpreds.c (write_predicate_subfunction): Likewise.
3820 (write_predicate_expr): Likewise for calls to print_c_condition.
3821 * genrecog.c (print_test): Likewise.
3822 * gensupport.c (process_rtx): Likewise for calls to
3823 copy_md_ptr_loc and join_c_conditions.
3824 (alter_test_for_insn): Likewise for call to join_c_conditions.
3825 (process_substs_on_one_elem): Likewise.
3826 (gen_mnemonic_setattr): Update for move of string_obstack to a
3827 field of rtx_reader.
3828 (mnemonic_htab_callback): Likewise. Fix formatting.
3829 (gen_mnemonic_attr): Likewise.
3830 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
3831 to print_c_condition.
3832 * read-md.c: Include "statistics.h" and "vec.h".
3833 (string_obstack): Convert this global to field "m_string_obstack"
3834 of class rtx_reader.
3835 (ptr_locs): Likewise, as "m_ptr_locs".
3836 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
3837 (joined_conditions): Likewise, as "m_joined_conditions".
3838 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
3839 (md_constants): Likewise, as "m_md_constants".
3840 (enum_types): Likewise, as "m_enum_types".
3841 (set_md_ptr_loc): Convert to...
3842 (rtx_reader::set_md_ptr_loc): ...member function.
3843 (get_md_ptr_loc): Convert to...
3844 (rtx_reader::get_md_ptr_loc): ...member function.
3845 (copy_md_ptr_loc): Convert to...
3846 (rtx_reader::copy_md_ptr_loc): ...member function.
3847 (fprint_md_ptr_loc): Convert to...
3848 (rtx_reader::fprint_md_ptr_loc): ...member function.
3849 (print_md_ptr_loc): Convert to...
3850 (rtx_reader::print_md_ptr_loc): ...member function.
3851 (join_c_conditions): Convert to...
3852 (rtx_reader::join_c_conditions): ...member function.
3853 (fprint_c_condition): Convert to...
3854 (rtx_reader::fprint_c_condition): ...member function.
3855 (print_c_condition): Convert to...
3856 (rtx_reader::print_c_condition): ...member function.
3857 (read_name): Convert to...
3858 (rtx_reader::read_name): ...member function.
3859 (read_escape): Convert to...
3860 (rtx_reader::read_escape): ...member function.
3861 (read_quoted_string): Convert to...
3862 (rtx_reader::read_quoted_string): ...member function.
3863 (read_braced_string): Convert to...
3864 (rtx_reader::read_braced_string): ...member function.
3865 (read_string): Convert to...
3866 (rtx_reader::read_string): ...member function.
3867 (read_skip_construct): Convert to...
3868 (rtx_reader::read_skip_construct): ...member function.
3869 (handle_constants): Convert to...
3870 (rtx_reader::handle_constants): ...member function.
3871 (traverse_md_constants): Convert to...
3872 (rtx_reader::traverse_md_constants): ...member function.
3873 (handle_enum): Convert to...
3874 (rtx_reader::handle_enum): ...member function.
3875 (lookup_enum_type): Convert to...
3876 (rtx_reader::lookup_enum_type): ...member function.
3877 (traverse_enum_types): Convert to...
3878 (rtx_reader::traverse_enum_types): ...member function.
3879 (rtx_reader::rtx_reader): Move initializations
3880 of various former global data from rtx_reader::read_md_files to
3881 here, as fields, along with the call to unlock_std_streams.
3882 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
3884 (rtx_reader::read_md_files): Move initializations of various
3885 global data from here to the ctor.
3886 * read-md.h (read_name): Convert to...
3887 (rtx_reader::read_name): ...member function.
3888 (rtx_reader::read_escape): New method decl.
3889 (read_quoted_string): Convert to...
3890 (rtx_reader::read_quoted_string): ...member function.
3891 (rtx_reader::read_braced_string): New method decl.
3892 (read_string): Convert to...
3893 (rtx_reader::read_string): ...member function.
3894 (rtx_reader::read_skip_construct): New method decl.
3895 (rtx_reader::set_md_ptr_loc): New method decl.
3896 (rtx_reader::get_md_ptr_loc): New method decl.
3897 (copy_md_ptr_loc): Convert to...
3898 (rtx_reader::copy_md_ptr_loc): ...member function.
3899 (fprint_md_ptr_loc): Convert to...
3900 (rtx_reader::fprint_md_ptr_loc): ...member function.
3901 (print_md_ptr_loc): Convert to...
3902 (rtx_reader::print_md_ptr_loc): ...member function.
3903 (rtx_reader::lookup_enum_type): New method decl.
3904 (rtx_reader::traverse_enum_types): New method decl.
3905 (rtx_reader::handle_constants): New method decl.
3906 (traverse_md_constants): Convert to...
3907 (rtx_reader::traverse_md_constants): ...member function.
3908 (rtx_reader::handle_enum): New method decl.
3909 (rtx_reader::join_c_conditions): New method decl.
3910 (fprint_c_condition): Convert to...
3911 (rtx_reader::fprint_c_condition): ...member function.
3912 (print_c_condition): Convert to...
3913 (rtx_reader::print_c_condition): ...member function.
3914 (rtx_reader::apply_iterator_to_string): New method decl.
3915 (rtx_reader::copy_rtx_for_iterators): New method decl.
3916 (rtx_reader::read_conditions): New method decl.
3917 (rtx_reader::record_potential_iterator_use): New method decl.
3918 (rtx_reader::read_mapping): New method decl.
3919 (rtx_reader::read_rtx): New method decl.
3920 (rtx_reader::read_rtx_code): New method decl.
3921 (rtx_reader::read_rtx_operand): New method decl.
3922 (rtx_reader::read_nested_rtx): New method decl.
3923 (rtx_reader::read_rtx_variadic): New method decl.
3924 (rtx_reader::get_string_obstack): New method.
3925 (rtx_reader::get_md_constants): New method.
3926 (string_obstack): Convert global variable decl to...
3927 (rtx_reader::m_string_obstack): ...this new field.
3928 (rtx_reader::m_ptr_locs): New field.
3929 (rtx_reader::m_ptr_loc_obstack): New field.
3930 (rtx_reader::m_joined_conditions): New field.
3931 (rtx_reader::m_joined_conditions_obstack): New field.
3932 (rtx_reader::m_md_constants): New field.
3933 (rtx_reader::m_enum_types): New field.
3934 * read-rtl.c (apply_iterator_to_string): Convert to...
3935 (rtx_reader::apply_iterator_to_string): ...member function.
3936 (copy_rtx_for_iterators): Convert to...
3937 (rtx_reader::copy_rtx_for_iterators): ...member function.
3938 (add_condition_to_string): Use rtx_reader_ptr for
3939 calls join_c_conditions.
3940 (apply_iterators): Use rtx_reader_ptr for calls to
3941 join_c_conditions and copy_rtx_for_iterators.
3942 (read_conditions): Convert to...
3943 (rtx_reader::read_conditions): ...member function.
3944 (record_potential_iterator_use): Convert to...
3945 (rtx_reader::record_potential_iterator_use): ...member function.
3946 (read_mapping): Convert to...
3947 (rtx_reader::read_mapping): ...member function.
3948 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
3949 (read_rtx): Convert to...
3950 (rtx_reader::read_rtx): ...member function.
3951 (read_rtx_code): Convert to...
3952 (rtx_reader::read_rtx_code): ...member function.
3953 (read_rtx_operand): Convert to...
3954 (rtx_reader::read_rtx_operand): ...member function. Update for move
3955 of string_obstack to a field.
3956 (read_nested_rtx): Convert to..
3957 (rtx_reader::read_nested_rtx): ...member function.
3958 (read_rtx_variadic): Convert to..
3959 (rtx_reader::read_rtx_variadic): ...member function.
3961 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3963 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
3965 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3967 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
3968 for pointer type too.
3969 (ipcp_update_vr): set_ptr_nonnull for pointer.
3971 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3973 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
3974 pt_solution_singleton_p.
3975 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
3976 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
3977 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
3978 pointer nonnull computed by VRP.
3979 Also Conservatively set pt.null to 1.
3980 (pt_solution_reset): Conservatively set pt.null to 1.
3981 (pt_solution_singleton_or_null_p): Renamed from
3982 pt_solution_singleton_p.
3983 * tree-ssanames.h (set_ptr_nonnull): Declare.
3984 (get_ptr_nonnull): Likewise.
3985 * tree-ssanames.c (set_ptr_nonnull): New.
3986 (get_ptr_nonnull): Likewise.
3987 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
3988 (evrp_dom_walker::before_dom_children): Likewise.
3990 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3992 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3993 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3994 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3995 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3996 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
3997 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3998 (rs6000_option_override_internal): Clear it if ABI_AIX.
3999 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4000 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
4002 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4004 * gimple-ssa-strength-reduction.c (record_increment): Remove
4007 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4009 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
4010 that the result is non-zero if it is true.
4011 (maybe_expand_shift): New wrapper around expand_shift_1.
4012 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
4014 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4016 PR tree-optimization/77916
4017 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
4018 Don't allow a MINUS_EXPR for pointer arithmetic for either known
4020 (record_increment): Increments of -1 for unknown strides just use
4021 a multiply initializer like other negative values.
4022 (analyze_increments): Remove stopgap solution for -1 increment
4023 applied to pointer arithmetic.
4025 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
4027 * dominance.c (dom_info::dom_info): Add new constructor for region
4028 which is vector of basic blocks.
4029 (dom_init): New method to initialize members common for both
4031 (dom_info::dom_info): Invoke dom_init for partial initialization.
4032 (dom_info::get_idom): Add check to corner cases on basic blocks which
4034 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
4035 to detect unreachable bbs.
4036 (dom_info::calc_idoms): Likewise.
4037 (compute_dom_fast_query_in_region): New function.
4038 (calculate_dominance_info_for_region): Likewise.
4039 (free_dominance_info_for_region): Likewise.
4040 * dominance.h: Add prototypes for introduced region-based functions
4041 tree-if-conv.c: (build_region): New function.
4042 (if_convertible_loop_p_1): Invoke local version of post-dominators
4043 calculation before basic block predication with subsequent freeing
4044 post-dominator info.
4045 (tree_if_conversion): Remove free of post-dominator info
4046 (pass_if_conversion::execute): Delete detection of infinite loops
4047 and fake edges to exit block since post-dominator calculation is
4048 performed per if-converted loop only.
4050 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4053 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
4054 register explicitly.
4055 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
4056 optimizing for size.
4058 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4060 * config/aarch64/aarch64.c: Delete inclusion of
4061 cortex-a57-fma-steering.h.
4062 (aarch64_override_options): Delete call
4063 to aarch64_register_fma_steering.
4064 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
4065 * config/aarch64/cortex-a57-fma-steering.h: Delete.
4066 * config/aarch64/aarch64-passes.def: New file.
4067 * config/aarch64/cortex-a57-fma-steering.c
4068 (aarch64_register_fma_steering): Delete definition.
4069 (make_pass_fma_steering): Remove static qualifier.
4070 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
4071 (cortex-a57-fma-steering.o): Remove dependency on
4072 cortex-a57-fma-steering.h.
4074 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4076 * explow.c (validize_mem): Do not modify the argument in-place.
4078 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
4080 * tree-streamer.c (record_common_node): Explicitly list expected
4083 2016-10-17 Richard Biener <rguenther@suse.de>
4085 PR tree-optimization/77988
4086 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
4088 2016-10-17 Marek Polacek <polacek@redhat.com>
4090 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
4092 2016-10-17 Richard Biener <rguenther@suse.de>
4094 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
4097 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4099 PR tree-optimization/71636
4100 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
4102 2016-10-17 Richard Biener <rguenther@suse.de>
4104 * gimplify.c (gimplify_function_tree): Do not move the outer
4107 2016-10-17 Jakub Jelinek <jakub@redhat.com>
4109 * langhooks.h (struct lang_hooks_for_decls): Remove
4110 function_decl_explicit_p, function_decl_deleted_p and
4111 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
4112 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
4113 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
4114 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
4115 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
4116 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
4117 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
4118 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
4119 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
4120 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
4121 * langhooks.c (lhd_decl_dwarf_attribute): New function.
4122 * dwarf2out.c (gen_subprogram_die): Use
4123 lang_hooks.decls.decl_dwarf_attribute instead of
4124 lang_hooks.decls.function_decl_*.
4126 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
4130 * common.opt (-ftrampolines): New option.
4131 * doc/invoke.texi (Code Gen Options): Document it.
4132 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4133 * doc/tm.texi: Regenerate.
4134 * builtins.def: Add init_descriptor and adjust_descriptor.
4135 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
4136 on platforms with descriptors.
4137 (expand_builtin_init_descriptor): New function.
4138 (expand_builtin_adjust_descriptor): Likewise.
4139 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
4140 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
4141 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
4142 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
4143 Set STATIC_CHAIN_REG_P on the static chain register, if any.
4144 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
4145 (expand_call): Likewise. Move around call to prepare_call_address
4146 and pass all flags to it.
4147 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
4148 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
4149 (gimple_call_set_by_descriptor): New setter.
4150 (gimple_call_by_descriptor_p): New getter.
4151 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
4152 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
4153 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
4154 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4155 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
4156 * rtl.h (STATIC_CHAIN_REG_P): New macro.
4157 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
4158 * target.def (custom_function_descriptors): New POD hook.
4159 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
4160 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
4161 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
4162 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
4163 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
4164 (build_common_builtin_nodes): Initialize init_descriptor and
4166 * tree-nested.c: Include target.h.
4167 (struct nesting_info): Add 'any_descr_created' field.
4168 (get_descriptor_type): New function.
4169 (lookup_element_for_decl): New function extracted from...
4170 (create_field_for_decl): Likewise.
4171 (lookup_tramp_for_decl): ...here. Adjust.
4172 (lookup_descr_for_decl): New function.
4173 (convert_tramp_reference_op): Deal with descriptors.
4174 (build_init_call_stmt): New function extracted from...
4175 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
4176 * defaults.h (FUNCTION_ALIGNMENT): Define.
4177 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
4178 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4179 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
4180 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
4181 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
4183 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
4185 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
4186 constants in CONST_VECTORs.
4188 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
4190 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
4191 register as destination of bmask.
4192 (vector_init_bshuffle): Likewise.
4193 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
4194 (bmaskdi_vis): Enable only in 64-bit mode.
4196 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
4198 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
4199 make LR a separately shrink-wrapped component unless savres_strategy
4200 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
4201 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
4202 wrapping when not both {SAVE,REST}_INLINE_GPRS.
4204 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
4206 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
4207 and keep looping on failure.
4209 2016-10-14 David Malcolm <dmalcolm@redhat.com>
4211 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
4213 (print_rtx_function): Update example in comment for...
4214 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
4215 non-virtual pseudos with a '%' sigil followed by the regno, offset
4216 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
4217 pseudo is dumped as "%0".
4219 2016-10-14 Jakub Jelinek <jakub@redhat.com>
4222 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
4225 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
4227 * config/sparc/sparc-passes.def: New file.
4228 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
4229 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
4230 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
4232 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
4234 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
4235 loop peel to loops with exit test at the beginning.
4237 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
4239 PR rtl-optimization/68212
4240 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
4241 frequency when computing scale factor for peeled copies.
4242 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
4243 values for switch/peel blocks/edges.
4245 2016-10-14 Pedro Alves <palves@redhat.com>
4247 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
4249 2016-10-14 Catherine Moore <clm@codesourcery.com>
4251 * config/mips/mips.c (mips_prepare_pch_save): Initialize
4252 micromips_globals to zero.
4254 2016-10-14 Richard Biener <rguenther@suse.de>
4256 PR tree-optimization/77979
4257 * tree-vrp.c (compare_name_with_value): Handle released SSA names
4258 in the equivalency sets.
4259 (compare_names): Likewise.
4261 2016-10-14 Martin Liska <mliska@suse.cz>
4263 * builtins.h(target_char_cst_p): Declare the function.
4264 * builtins.c (fold_builtin_memchr): Remove.
4265 (target_char_cst_p): Move the function from gimple-fold.c.
4266 (fold_builtin_3): Do not call the function.
4267 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
4268 (gimple_fold_builtin): Call the function.
4269 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
4271 2016-10-14 Martin Liska <mliska@suse.cz>
4273 * builtins.c (fold_builtin_strcmp): Remove function.
4274 (fold_builtin_strncmp): Likewise.
4275 (fold_builtin_2): Remove call of the function.
4276 (fold_builtin_3): Likewise.
4277 * fold-const-call.c (fold_const_call): Add constant folding
4278 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
4279 * fold-const-call.h (build_cmp_result): Declare the function.
4280 * gimple-fold.c (gimple_load_first_char): New function.
4281 (gimple_fold_builtin_string_compare): Likewise.
4282 (gimple_fold_builtin): Call the function.
4284 2016-10-14 Nathan Sidwell <nathan@acm.org>
4286 * gcov-io.c (gcov_open): Deconstify 'mode'.
4288 2016-10-14 Martin Liska <mliska@suse.cz>
4290 * fold-const.c (c_getstr): Support of properly \0-terminated
4291 string constants. New argument is added.
4292 * fold-const.h: New argument is added.
4294 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4296 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
4298 (aarch64_print_hint_for_core): Likewise.
4299 (aarch64_print_hint_for_arch): Likewise.
4300 (aarch64_validate_march): Use it. Fix indentation in type signature.
4301 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
4302 (aarch64_validate_mtune): Likewise.
4303 (aarch64_handle_attr_arch): Likewise.
4304 (aarch64_handle_attr_cpu): Likewise.
4305 (aarch64_handle_attr_tune): Likewise.
4307 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4309 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
4312 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
4314 * config/m68k/m68k.c (m68k_option_override): Check
4315 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
4316 instead of stack_limit_rtx.
4318 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4320 * dwarf2out.c (gen_member_die): Handle inline static data member
4323 2016-10-13 Nathan Sidwell <nathan@acm.org>
4325 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
4326 gcov_var.mode. Remove unnecessary fstat.
4328 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
4331 * function.c (thread_prologue_and_epilogue_insns): Call all
4332 make_*logue_seq in the same order as traditional. Call them
4333 all a second time if shrink_wrapped_separate.
4335 2016-10-13 Marek Polacek <polacek@redhat.com>
4337 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4338 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
4341 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4343 PR tree-optimization/77937
4344 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
4345 to infinite when we have a pointer with an increment of -1.
4347 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4349 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
4351 * memmodel.h: This file.
4352 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
4353 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
4354 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
4355 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
4356 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
4357 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
4358 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
4359 compare-elim.c, config/aarch64/aarch64-builtins.c,
4360 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
4361 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
4362 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
4363 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
4364 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
4365 config/darwin.c, config/epiphany/epiphany.c,
4366 config/epiphany/mode-switch-use.c,
4367 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
4368 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
4369 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
4370 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
4371 config/m68k/m68k.c, config/mcore/mcore.c,
4372 config/microblaze/microblaze.c, config/mmix/mmix.c,
4373 config/mn10300/mn10300.c, config/moxie/moxie.c,
4374 config/msp430/msp430.c, config/nds32/nds32-cost.c,
4375 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
4376 config/nds32/nds32-memory-manipulation.c,
4377 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
4378 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
4379 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
4380 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
4381 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
4382 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
4383 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
4384 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
4385 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
4386 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
4387 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
4388 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
4389 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
4390 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
4391 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
4392 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
4393 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
4394 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
4395 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
4396 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
4397 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
4398 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
4399 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
4400 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
4401 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
4402 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
4403 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
4404 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
4405 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
4406 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
4407 var-tracking.c, varasm.c: Include memmodel.h.
4408 * genattrtab.c (write_header): Include memmodel.h in generated file.
4409 * genautomata.c (main): Likewise.
4410 * gengtype.c (open_base_files): Likewise.
4411 * genopinit.c (main): Likewise.
4412 * genconditions.c (write_header): Include memmodel.h earlier in
4414 * genemit.c (main): Likewise.
4415 * genoutput.c (output_prologue): Likewise.
4416 * genpeep.c (main): Likewise.
4417 * genpreds.c (write_insn_preds_c): Likewise.
4418 * genrecog.c (write_header): Likewise.
4419 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
4421 2016-10-13 David Malcolm <dmalcolm@redhat.com>
4423 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
4424 for new "compact" param of print_rtx_function. Check for "cinsn"
4426 * print-rtl-function.c (flag_compact): New decl.
4427 (print_rtx_function): Add param "compact" and use it to set
4428 flag_compact, adding a description of the effect to the leading
4429 comment, and updating the example output.
4430 * print-rtl.c (flag_compact): New variable.
4431 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
4433 (print_rtx_operand_code_i): When printing source locations, wrap
4434 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
4435 (print_rtx_operand_code_r): Don't print regnos for hard regs and
4436 virtuals in compact mode.
4437 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
4438 apart from in LABEL_REFs.
4439 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
4440 Don't print basic block ids in compact mode.
4441 (print_rtx): In compact mode, prefix the code of insns with "c",
4442 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
4443 * print-rtl.h (print_rtx_function): Add "compact" param.
4445 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4447 * arm.h (TARGET_VFP): Delete.
4448 (TARGET_VFPD32): Remove references to TARGET_VFP.
4449 (TARGET_VFP3, TARGET_VFP5): Likewise.
4450 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
4451 (TARGET_NEON_FP16): Likewise.
4452 (TARGET_FMA): Likewise.
4453 (TARGET_CRYPTO): Likewise.
4454 (TARGET_NEON): Likewise.
4455 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4456 (FUNCTION_ARG_REGNO_P): Likewise.
4457 * arm.c (arm_option_check_internal): Likewise.
4458 (arm_option_override): Likewise.
4459 (use_return_insn): Likewise.
4460 (arm_function_value_regno_p): Likewise.
4461 (arm_apply_result_size): Likewise.
4462 (use_vfp_abi): Likewise.
4463 (arm_legitimate_address_outer_p): Likewise.
4464 (thumb2_legitimate_address_p): Likewise.
4465 (arm_legitimate_index_p): Likewise.
4466 (thumb2_legitimate_index_p): Likewise.
4467 (arm_legitimate_address): Likewise.
4468 (arm_get_vfp_saved_size): Likewise.
4469 (arm_emit_vfp_multi_reg_pop): Likewise.
4470 (arm_get_frame_offsets): Likewise.
4471 (arm_save_coproc_regs): Likewise.
4472 (arm_hard_regno_mode_ok): Likewise.
4473 (arm_expand_epilogue_apcs_frame): Likewise.
4474 (arm_expand_epilogue): Likewise.
4475 (arm_file_start): Likewise.
4476 (arm_conditional_register_usage): Likewise.
4477 (arm_validize_comparison): Use vfp_compare_operand directly.
4478 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
4479 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
4481 (arm_atomic_assign_expand_fenv): Likewise.
4482 * arm.md (divsf3): Likewise.
4483 (arm_negsi2): Likewise.
4485 (arm_movdi): Likewise.
4486 (arm_movt): Likewise.
4487 (cbranchsf4): Change predicate to vfp_compare_operand.
4488 (cbranchdf4): Change predicate to vfp_compare_operand.
4489 (cstorehf4): Change predicate to vfp_compare_operand.
4490 (cstoresf4): Change predicate to vfp_compare_operand.
4491 (cstoredf4): Change predicate to vfp_compare_operand.
4492 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
4493 (movhi_insn_arch4, movhi_bytes): Likewise.
4494 * constraints.md (Dt): Likewise.
4496 * iterators.md (SDF): Likewise.
4497 * predicates.md (arm_float_compare_operand): Delete.
4498 (const_double_vcvt_power_of_two_reciprocal): Remove references to
4500 (const_double_vcvt_power_of_two): Likewise.
4501 * thumb2.md thumb2_movsi_insn): Likewise.
4502 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
4503 (movhf_vfp): Likewise.
4504 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
4505 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4506 (movsf_vfp, thumb2_movsf_vfp): Likewise.
4507 (movdf_vfp, thumb2_movdf_vfp): Likewise.
4508 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
4509 (subsf3_vfp, divsf3_vfp): Likewise.
4510 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
4511 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
4512 (mulsf3negsfsubsf_vfp): Likewise.
4513 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
4514 (floatunssisf2, sqrtsf2_vfp): Likewise.
4515 (movcc_vfp): Likewise.
4516 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
4517 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
4518 (push_multi_vfp): Likewise.
4519 (set_fpscr, get_fpscr): Likewise.
4520 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
4522 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4524 * arm.h (TARGET_VFP): Unconditionally define to 1.
4525 (arm_fpu_desc): Remove 'model' field.
4526 (TARGET_FPU_MODEL): Delete.
4527 * arm.c (all_fpus): Don't initialize the model field.
4528 (arm_can_inline_p): Don't check the FPU model.
4529 * arm-fpus.def: Remove redundant model field from all FPU
4532 2016-10-13 Richard Biener <rguenther@suse.de>
4535 * genmatch.c (struct capture): Add value_match member.
4536 (commutate): Preserve value_match.
4537 (lower_opt_convert): Likewise.
4538 (lower_cond): Likewise.
4539 (replace_id): Likewise.
4540 (struct dt_operand): Add value_match member.
4541 (decision_tree::cmp_node): Compare it.
4542 (decision_tree::insert_operand): Honor it when finding and
4543 when appending a DT_MATCH.
4544 (dt_operand::gen_match_op): Generate a type check after
4545 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
4546 (parser::get_internal_capture_id): New helper.
4547 (parser::finish_match_operand): New function lowering @@<id>.
4548 (parser::parse_capture): Parse @@<id> as value-match.
4549 (parser::parse_expr): Use get_internal_capture_id.
4550 (parser::parse_simplify): Call finish_match_operand.
4551 (walk_captures): New helper.
4552 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
4554 ((X /[ex] A) * A -> X): Likewise.
4555 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
4556 convert[12] and value-matching.
4557 ((A | B) & (A | C) -> A | (B & C)): Likewise.
4558 ((X | Y) | Y -> X | Y): Likewise.
4559 ((X ^ Y) ^ Y -> X): Likewise.
4560 (A - (A & B) -> ~B & A): Likewise.
4561 ((T)(P + A) - (T)P -> (T) A): Likewise.
4562 ((T)P - (T)(P + A) -> -(T) A): Likewise.
4563 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
4564 * doc/match-and-simplify.texi: Amend capture section.
4566 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4568 * config/arc/arc.md (umul_600): Remove predicated variant.
4569 (umul64_600): Likewise.
4571 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4573 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
4575 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4577 * tree-vect-loop.c (loop_niters_no_overflow): New func.
4578 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
4579 no-overflow information to vect_do_peeling_for_loop_bound and
4580 vect_gen_vector_loop_niters.
4582 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4584 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
4587 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4589 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
4590 adjust_vec automatically.
4591 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
4592 param exit_bb to guard_to.
4593 (slpeel_checking_verify_cfg_after_peeling):
4594 (set_prologue_iterations):
4595 (create_lcssa_for_virtual_phi): New func which is factored out from
4596 slpeel_tree_peel_loop_to_edge.
4597 (slpeel_tree_peel_loop_to_edge):
4598 (iv_phi_p): New func.
4599 (vect_can_advance_ivs_p): Call iv_phi_p.
4600 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
4601 new gimple stmts in basic block.
4602 (vect_gen_niters_for_prolog_loop): Rename to...
4603 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
4604 adjust implementation.
4605 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
4606 sizetype if necessary.
4607 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
4608 it to external function.
4609 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
4610 (vect_gen_vector_loop_niters_mult_vf): New.
4611 (slpeel_update_phi_nodes_for_loops): New.
4612 (slpeel_update_phi_nodes_for_guard1): Reimplement.
4613 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
4614 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
4615 * tree-vect-loop.c (vect_build_loop_niters): Move to file
4616 tree-vect-loop-manip.c
4617 (vect_generate_tmps_on_preheader): Delete.
4618 (vect_transform_loop): Rename vectorization_factor to vf. Call
4619 vect_do_peeling instead of vect_do_peeling-* functions.
4620 * tree-vectorizer.h (vect_do_peeling): New decl.
4621 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
4622 (vect_do_peeling_for_loop_bound): Delete.
4623 (vect_do_peeling_for_alignment): Delete.
4625 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4627 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
4628 duplicated loop after its preheader and after the original loop.
4630 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4632 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
4633 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
4635 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4637 * tree-vect-loop.c (vectorizable_live_operation): Support handling
4638 for live variable outside loop but not in lcssa form.
4640 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4642 * cfg.c (reset_original_copy_tables): New func.
4643 * cfg.h (reset_original_copy_tables): New decl.
4645 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4648 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
4650 * varasm.c (default_binds_local_p_3): Formatting fix.
4652 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4654 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
4656 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
4657 Remove useless code.
4659 2016-10-13 Martin Liska <mliska@suse.cz>
4661 PR tree-optimization/77943
4662 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
4663 a different EH landing pads.
4665 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4668 * hooks.h (hook_tree_void_null): Declare.
4669 * hooks.c (hook_tree_void_null): New function.
4670 * langhooks.c (lhd_return_null_tree_v): Remove.
4671 * langhooks-def.h (lhd_return_null_tree_v): Remove.
4672 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
4673 set y to const0_rtx.
4674 * function.c (stack_protect_epilogue): Likewise.
4675 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
4676 if TARGET_THREAD_SSP_OFFSET is defined.
4677 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4678 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4679 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4680 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4681 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4682 (ix86_stack_protect_guard): New function.
4684 2016-10-13 Richard Biener <rguenther@suse.de>
4686 * dwarf2out.c (tree_add_const_value_attribute): Do not try
4687 rtl_for_decl_init during early phase.
4688 (gen_variable_die): Do not create locations during early phase.
4689 (gen_label_die): Likewise.
4690 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
4693 2016-10-12 Richard Biener <rguenther@suse.de>
4695 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
4696 try_add_new_range and made to eturn new range.
4697 (evrp_dom_walker::before_dom_children): Push op1 value range before
4698 pushing op0 value range.
4700 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4702 PR tree-optimization/77937
4703 * gimple-ssa-strength-reduction.c (analyze_increments): Use
4704 POINTER_TYPE_P on the candidate type to determine whether
4705 candidates in this chain require pointer arithmetic.
4707 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
4709 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
4710 correction if the type is smaller than a word.
4711 (visium_select_cc_mode): Add ... fall through ... comment.
4713 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4715 * config/rs6000/rs6000.c (machine_function): Add new fields
4716 gpr_is_wrapped_separately and lr_is_wrapped_separately.
4717 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
4718 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
4719 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
4720 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
4721 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
4722 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
4723 (rs6000_get_separate_components): New function.
4724 (rs6000_components_for_bb): New function.
4725 (rs6000_disqualify_components): New function.
4726 (rs6000_emit_prologue_components): New function.
4727 (rs6000_emit_epilogue_components): New function.
4728 (rs6000_set_handled_components): New function.
4729 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
4730 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
4731 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
4732 (rs6000_emit_epilogue): Don't emit GPR restores if
4733 gpr_is_wrapped_separately for that register. Don't make a
4734 REG_CFA_RESTORE note for registers we did not restore, either.
4736 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4738 * function.c (thread_prologue_and_epilogue_insns): Call
4739 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
4740 if it has possibly changed. Compute the split_prologue_seq and
4741 epilogue_seq later, too.
4742 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
4743 (dump_components): New function.
4744 (struct sw): New struct.
4746 (init_separate_shrink_wrap): New function.
4747 (fini_separate_shrink_wrap): New function.
4748 (place_prologue_for_one_component): New function.
4749 (spread_components): New function.
4750 (disqualify_problematic_components): New function.
4751 (emit_common_heads_for_components): New function.
4752 (emit_common_tails_for_components): New function.
4753 (insert_prologue_epilogue_for_components): New function.
4754 (try_shrink_wrapping_separate): New function.
4755 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
4757 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4759 * regrename.c (build_def_use): Invalidate chains that have a
4760 REG_CFA_RESTORE on some instruction.
4762 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4764 * dce.c (delete_unmarked_insns): Don't delete instructions with
4765 a REG_CFA_RESTORE note.
4767 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4769 * common.opt (-fshrink-wrap-separate): New flag.
4770 * doc/invoke.texi: Document it.
4771 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
4772 * doc/tm.texi: Regenerate.
4773 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
4774 * target.def (shrink_wrap): New hook vector.
4775 (get_separate_components, components_for_bb, disqualify_components,
4776 emit_prologue_components, emit_epilogue_components,
4777 set_handled_components): New hooks.
4779 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4781 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
4782 vector return by reference only if -Wpsabi.
4783 (rs6000_pass_by_reference): Similarly, for argument passing.
4785 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4787 * function-tests.c: Include "print-rtl.h".
4788 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
4789 function, and verify what is dumped.
4790 * print-rtl-function.c (print_edge): New function.
4791 (begin_any_block): New function.
4792 (end_any_block): New function.
4793 (can_have_basic_block_p): New function.
4794 (print_rtx_function): Track the basic blocks of insns in the
4795 chain, wrapping those that are within blocks within "(block)"
4796 directives. Remove the "(cfg)" directive.
4798 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4800 * selftest.c (selftest::read_file): New function.
4801 (selftest::test_read_file): New function.
4802 (selftest::selftest_c_tests): Call test_read_file.
4803 * selftest.h (selftest::read_file): New decl.
4805 2016-10-12 Richard Biener <rguenther@suse.de>
4808 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
4811 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
4813 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
4815 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
4816 dwarf2out_assembly_start.
4818 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
4820 * Makefile.in (SELFTEST_FLAGS): New variable.
4821 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
4823 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
4826 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
4828 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
4829 dumped in RTL dumps.
4831 2016-10-12 Martin Liska <mliska@suse.cz>
4833 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
4834 (gimple_fold_builtin_memory_op): Use the function.
4835 (gimple_fold_builtin_strchr): Likewise.
4836 (gimple_fold_builtin_strcat): Likewise.
4837 (gimple_build): Likewise.
4839 2016-10-12 Nathan Sidwell <nathan@acm.org>
4841 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
4843 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4845 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
4846 equivalent 32-bit constant (modulo 2**32) when that yields
4847 smaller instructions.
4848 (size_of_int_loc_descriptor): Update accordingly.
4850 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4852 * dwarf2out.c (dwarf2out_early_global_decl): For nested
4853 functions, call dwarf2out_decl on the parent function first.
4855 2016-10-12 Richard Biener <rguenther@suse.de>
4857 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
4860 2016-10-12 Richard Biener <rguenther@suse.de>
4862 * tree-ssa-propagate.c
4863 (substitute_and_fold_dom_walker::before_dom_children): Do not
4864 ignore ASSERT_EXPRs but only preserve them.
4865 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
4866 that have been propagated into.
4867 (vrp_finalize): Enable DCE for substitute_and_fold.
4869 2016-10-12 Richard Biener <rguenther@suse.de>
4871 PR tree-optimization/77920
4872 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
4873 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
4874 (simplify_abs_using_ranges): Likewise.
4875 (simplify_conversion_using_ranges): Likewise.
4876 (simplify_stmt_using_ranges): Adjust.
4878 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4880 PR tree-optimization/77929
4881 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
4882 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
4884 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4887 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
4888 needs a base register for arg 1.
4890 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4892 * common.opt (Wimplicit-fallthrough) Turn into alias to
4893 -Wimplicit-fallthrough=3. Remove EnabledBy.
4894 (Wimplicit-fallthrough=): New option.
4895 * gimplify.c (warn_implicit_fallthrough_r): Use
4896 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
4897 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
4898 to -Wimplicit-fallthrough=3.
4899 (-Wimplicit-fallthrough=): Document.
4901 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4903 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
4904 and GEU in DImode if TARGET_SUBXC.
4905 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
4906 (seqdi<W:mode>_zero_subxc): Delete.
4907 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
4908 (neg_seqdi<W:mode>_zero_vis3): Delete.
4909 (plus_seqdi<W:mode>_zero): Likewise.
4910 (minus_seqdi<W:mode>_zero): Likewise.
4911 (plus_plus_sltu<W:mode>): Accept only register.
4912 (addx<W:mode>): Likewise.
4913 (plus_sltu<W:mode>_vis3): Likewise.
4914 (plus_plus_sltu<W:mode>_vis3): Likewise.
4915 (neg_sgeu<W:mode>_vis3): Delete.
4916 (minus_sgeu<W:mode>_vis3): Likewise.
4917 (addxc<W:mode>): Accept only registers.
4918 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4919 (minus_neg_sltu<W:mode>_subxc): Accept only register.
4920 (neg_plus_sltu<W:mode>_subxc): Likewise.
4921 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4922 (minus_minus_sltu<W:mode>_subxc): Accept only register.
4923 (sgeu<W:mode>_insn_subxc): Delete.
4924 (plus_sgeu<W:mode>_subxc): Likewise.
4925 (subxc<W:mode>): Accept only register.
4926 (scc splitter): Split always GEU again.
4928 2016-10-11 Jeff Law <law@redhat.com>
4930 PR tree-optimization/77424
4931 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
4932 dead conditionals. Assert that all e->aux fields are NULL.
4934 2016-10-11 David Malcolm <dmalcolm@redhat.com>
4936 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
4937 operand-printing "switch" statement into...
4938 (print_rtx_operand_code_0): ...this new function, ...
4939 (print_rtx_operand_code_e): ...this new function, ...
4940 (print_rtx_operand_codes_E_and_V): ...this new function, ...
4941 (print_rtx_operand_code_i): ...this new function, ...
4942 (print_rtx_operand_code_r): ...this new function, ...
4943 (print_rtx_operand_code_u): ...this new function, ...
4944 (print_rtx_operand): ...and this new function.
4946 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
4948 * config/alpha/alpha-passes.def: New file.
4949 * config/alpha/t-alpha: New file.
4950 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
4951 (make_pass_handle_trap_shadows): New prototype.
4952 (make_pass_align_insns): Ditto.
4953 * config/alpha/alpha.c (alpha_option_override): Don't register
4955 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
4957 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4960 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
4961 distinct __ibm128 IBM extended double type if long doubles are
4962 128-bits and the default format for long double is IEEE 128-bit.
4964 2016-10-11 Richard Biener <rguenther@suse.de>
4966 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
4967 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
4968 (verify_die): New function.
4969 (dwarf2out_finish): Call it.
4970 (output_line_info): Handle case of -gsplit-dwarf without
4971 DWARF2_ASM_LINE_DEBUG_INFO.
4973 2016-10-11 Richard Biener <rguenther@suse.de>
4976 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
4977 sub-chains of BLOCK_VARS and gimple_bind_vars.
4979 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4981 * config/i386/znver1.md : Fix imov/imovx load type reservations.
4983 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4985 * config/sparc/sparc.opt (msubxc): New option.
4986 * doc/invoke.texi (SPARC options): Document it and tidy up.
4987 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
4988 * doc/tm.texi: Regenerate.
4989 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
4991 (CCX_NOOV): Rename into...
4995 * config/sparc/predicates.m (fcc_register_operand): Simplify.
4996 (fcc0_register_operand): Likewise.
4997 (icc_register_operand): New.
4998 (icc_or_fcc_register_operand): Simplify.
4999 (nz_comparison_operator): New.
5000 (c_comparison_operator): Likewise.
5001 (noov_compare_operator): Rename into...
5002 (icc_comparison_operator): ...this. Use above predicates.
5003 (noov_compare64_operator): Rename into...
5004 (v9_comparison_operator): ...this and tidy up.
5005 (fcc_comparison_operator): New.
5006 (icc_or_fcc_comparison_operator): Likewise.
5007 (v9_register_compare_operator): Rename info...
5008 (v9_register_comparison_operator): ...this.
5009 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
5010 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
5012 (sparc_fixed_condition_code_regs): New function.
5013 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
5014 renaming and add support for CCC/CCXC.
5015 (output_cbranch): Likewise.
5016 (sparc_print_operand): Likewise.
5017 (gen_v9_scc): Remove obsolete assertion.
5018 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
5019 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
5020 (output_cbcond): Remove bogus handling of CC modes.
5021 (sparc_register_move_cost): Return 100 for NO_REGS.
5022 * config/sparc/sparc.md (W): New mode iterator.
5023 (length): Adjust for noov_compare64_operator renaming.
5024 (cmpsi_sne): New instruction.
5025 (cmpdi_sne): Likewise.
5026 (seqdi_special): Delete.
5027 (seqdi_special): Likewise.
5028 (snesi<P:mode>_special): Likewise.
5029 (snedi_special): Likewise.
5030 (snedi_special_vis3): Likewise.
5031 (snesi patterns): Use W iterator.
5032 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
5033 (sltu patterns): Likewise.
5034 (sgeu patterns): Likewise.
5035 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
5036 (normal_branch): Use icc_comparison_operator predicate.
5037 (inverted_branch): Likewise.
5038 (cbcond_sp32): Use comparison_operator predicate.
5039 (cbcond_sp64): Likewise.
5040 (normal_int_branch_sp64): Adjust for renaming
5041 (inverted_int_branch_sp64): Likewise.
5042 (mov<I:mode>_cc_reg_sp64): Likewise.
5043 (movsf_cc_reg_sp6): Likewise.
5044 (movdf_cc_reg_sp64): Likewise.
5045 (movtf_cc_reg_hq_sp64): Likewise.
5046 (movtf_cc_reg_sp64): Likewise.
5047 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
5048 (movsf_cc_v9): Likewise.
5049 (movdf_cc_v9): Likewise.
5050 (movtf_cc_hq_v9): Likewise.
5051 (movtf_cc_v9): Likewise.
5052 (adddi3): Call gen_adddi3_sp32.
5053 (adddi3_insn_sp32): Rename to...
5054 (adddi3_sp32): ...this. Accept only register_operand as operand #1
5055 and use CCCmode for the carry.
5056 (addx_extend_sp32): Use CCCmode for the carry.
5057 (addx_extend_sp64): Delete.
5058 (adddi3_extend_sp32): Use CCCmode for the carry.
5059 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
5060 (subdi3): Call gen_subdi3_sp32.
5061 (subdi3_insn_sp32): Rename to...
5062 (subdi3_sp32): ...this and use CCmode for the carry.
5063 (subx_extend_sp32): Use CCCmode for the carry.
5064 (subx_extend_sp64): Delete.
5065 (subdi3_extend_sp32): Use CCmode for the carry.
5066 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
5067 (negdi3): Call gen_negdi3_sp32.
5068 (negdi3_sp32): Use CCCmode for the carry.
5069 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
5070 (cmp_nz_ashift_1): Use CCNZ mode.
5071 (cmp_nz_set_ashift_1): Likewise.
5072 (ctrapsi4): Use comparison_operator predicate.
5073 (ctrapdi4): Likewise.
5074 (trapsi_insn): Use icc_comparison_operator predicate.
5075 (trapdi_insn): Likewise.
5076 (edge8 patterns): Use CCNZmode.
5077 (edge16 patterns): Likewise.
5078 (edge32 patterns): Likewise.
5080 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5082 * config/visium/visium-modes.def (CC_NOOV): Rename into...
5084 (CC_BTST): Rename into...
5086 * config/visium/predicates.md (real_add_operand): New.
5087 (visium_btst_operator): Rename into...
5088 (visium_equality_comparison_operator): ...this.
5089 (visium_noov_operator): Rename into...
5090 (visium_nz_comparison_operator): ...this.
5091 (visium_c_comparison_operator): New.
5092 (visium_branch_operator): Adjust and deal with all CC modes.
5093 * config/visium/visium.c (visium_adjust_cost): Adjust.
5094 (visium_split_double_add): Use the *_set_carry patterns.
5095 (visium_select_cc_mode): Add support for CCC mode and adjust.
5096 (output_cbranch): Adjust and use the carry-based operators for
5097 floating-point comparisons.
5098 * config/visium/visium.md (flags_subst_arith): Adjust.
5099 (addsi3_insn_set_carry): New instruction.
5100 (subsi3_insn_set_carry): Likewise.
5101 (negsi2_insn_set_carry): Likewise.
5103 (cmp<mode>_sne): Likewise.
5104 (cbranch<mode>4): Use ordered_comparison_operator.
5105 (cbranch<mode>4_insn): Likewise.
5106 (cbranchsi4_btst_insn): Adjust.
5108 2016-10-11 Tom de Vries <tom@codesourcery.com>
5111 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
5114 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5116 * tree.h (build_complex_type): Add second parameter with default.
5117 * tree.c (build_complex_type): Add NAMED second parameter and adjust
5118 recursive call. Create a TYPE_DECL only if NAMED is true.
5119 (build_common_tree_nodes): Pass true in calls to build_complex_type.
5121 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
5123 New avr-passes.def to register AVR specific passes.
5125 * config/avr/avr-passes.def: New file.
5126 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
5127 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
5128 (make_avr_pass_recompute_note): New proto.
5129 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
5130 (avr_pass_recompute_notes): Use anonymous namespace.
5131 (avr_register_passes): Remove function...
5132 (avr_option_override): ...and its call.
5134 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
5136 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
5137 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
5138 PTF_AVOID_BRANCHLIKELY_SPEED for others.
5139 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
5141 * config/mips/mips.c (mips_option_override): Enable the branch
5142 likely depending on the tune flags and optimization level.
5143 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
5144 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
5145 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
5146 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
5148 2016-10-11 Richard Biener <rguenther@suse.de>
5150 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
5151 (output_function): Properly stream the whole block tree.
5152 * lto-streamer-in.c (input_function): Likewise.
5154 2016-10-11 Marek Polacek <polacek@redhat.com>
5156 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
5158 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
5160 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
5161 (evrp_dom_walker::before_dom_children): Infer and push new value
5162 ranges for x in y < x.
5164 2016-10-10 Joseph Myers <joseph@codesourcery.com>
5167 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
5168 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5169 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
5170 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
5171 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
5172 (IA64_NO_LIBGCC_TFMODE): Likewise.
5174 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
5176 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
5179 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
5181 * config.gcc: Add aarch64-*-freebsd* support.
5182 * config.host: Likewise.
5183 * config/aarch64/aarch64-freebsd.h: New file.
5184 * config/aarch64/t-aarch64-freebsd: Ditto.
5186 2016-10-10 Jeff Law <law@redhat.com>
5188 PR tree-optimization/71947
5189 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
5190 B with A within a single statement.
5192 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5194 PR tree-optimization/77824
5195 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
5196 zero cost for copies.
5197 (find_candidates_dom_walker::before_dom_children): Replace
5198 MODIFY_EXPR with SSA_NAME.
5199 (replace_mult_candidate): Likewise.
5200 (replace_profitable_candidates): Likewise.
5202 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5204 * config/s390/s390.h: Wrap more macros args in brackets and fix
5206 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
5208 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
5210 2016-10-10 Andreas Schwab <schwab@suse.de>
5213 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
5214 pseudo is not DImode.
5216 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
5218 * common/config/arc/arc-common.c (arc_option_optimization_table):
5219 Remove compact casesi option.
5220 * config/arc/arc.c (arc_override_options): Use compact casesi
5221 option only for pre-ARCv2 cores.
5222 * doc/invoke.texi (mcompact-casesi): Update text.
5224 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5226 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
5227 Add macro to say we can efficiently handle overlapping unaligned
5229 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
5230 poor code for processors older than p8.
5232 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
5234 * gen-pass-instances.awk: Remove GNUism.
5236 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5238 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
5239 NULL of (*ipcp_transformations)][node->uid].
5241 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
5243 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5244 (MALLOC_ABI_ALIGNMENT): Define.
5246 2016-10-09 Jakub Jelinek <jakub@redhat.com>
5248 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
5249 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
5250 VAR_OR_FUNCTION_DECL_P macros.
5251 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
5252 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
5253 chkp_find_bounds_1): Likewise.
5254 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
5255 * hsa-gen.c (get_symbol_for_decl): Likewise.
5256 * cgraphunit.c (check_global_declaration, analyze_functions,
5257 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
5259 * gimple-fold.c (can_refer_decl_in_current_unit_p,
5260 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
5262 * tree.c (set_decl_section_name, copy_node_stat,
5263 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
5264 merge_dllimport_decl_attributes, handle_dll_attribute,
5265 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
5266 verify_type): Likewise.
5267 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
5268 find_explicit_erroneous_behavior): Likewise.
5269 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
5270 * ipa.c (process_references): Likewise.
5271 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
5272 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
5273 notice_global_symbol, assemble_variable, mark_decl_referenced,
5274 build_constant_desc, output_constant_def_contents, do_assemble_alias,
5275 make_decl_one_only, default_section_type_flags,
5276 categorize_decl_for_section, default_encode_section_info): Likewise.
5277 * trans-mem.c (requires_barrier): Likewise.
5278 * gimple-expr.c (mark_addressable): Likewise.
5279 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
5280 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
5281 expand_debug_expr): Likewise.
5282 * tree-dump.c (dequeue_and_dump): Likewise.
5283 * ubsan.c (instrument_bool_enum_load): Likewise.
5284 * tree-pretty-print.c (print_declaration): Likewise.
5285 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5286 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
5287 * asan.c (asan_protect_global, instrument_derefs): Likewise.
5288 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
5289 pass_build_ssa::execute): Likewise.
5290 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
5291 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
5293 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
5295 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
5296 can_be_nonlocal, remap_decls, copy_debug_stmt,
5297 initialize_inlined_parameters, add_local_variables,
5298 reset_debug_binding, replace_locals_op): Likewise.
5299 * dse.c (can_escape): Likewise.
5300 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
5302 * tree-diagnostic.c (default_tree_printer): Likewise.
5303 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
5304 unpack_ts_decl_with_vis_value_fields,
5305 lto_input_ts_decl_common_tree_pointers): Likewise.
5306 * builtins.c (builtin_save_expr, fold_builtin_expect,
5307 readonly_data_expr): Likewise.
5308 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
5309 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
5311 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
5312 * gimplify.c (force_constant_size, gimplify_bind_expr,
5313 gimplify_decl_expr, gimplify_var_or_parm_decl,
5314 gimplify_compound_lval, gimplify_init_constructor,
5315 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
5316 gimplify_type_sizes): Likewise.
5317 * cgraphbuild.c (record_reference, record_type_list, mark_address,
5318 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
5319 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
5320 remove_unused_locals): Likewise.
5321 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
5322 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
5323 * function.c (instantiate_expr, instantiate_decls_1,
5324 setjmp_vars_warning, add_local_decl): Likewise.
5325 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
5327 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
5328 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
5329 optimize_va_list_gpr_fpr_size): Likewise.
5330 * tree-nrv.c (pass_nrv::execute): Likewise.
5331 * tsan.c (instrument_expr): Likewise.
5332 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5333 * vtable-verify.c (verify_bb_vtables): Likewise.
5334 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
5335 get_ref_base_and_extent): Likewise.
5336 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
5338 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
5339 analyze_all_variable_accesses): Likewise.
5340 * tree-nested.c (get_nonlocal_debug_decl,
5341 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
5342 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
5343 get_local_debug_decl, convert_local_omp_clauses,
5344 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
5346 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
5347 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
5348 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
5349 dbxout_symbol, dbxout_common_check): Likewise.
5350 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
5351 string_constant): Likewise.
5352 * hsa.c (hsa_get_declaration_name): Likewise.
5353 * passes.c (rest_of_decl_compilation): Likewise.
5354 * tree-ssanames.c (make_ssa_name_fn): Likewise.
5355 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
5356 pack_ts_decl_with_vis_value_fields,
5357 write_ts_decl_common_tree_pointers): Likewise.
5358 * stor-layout.c (place_field): Likewise.
5359 * symtab.c (symtab_node::maybe_create_reference,
5360 symtab_node::verify_base, symtab_node::make_decl_local,
5361 symtab_node::copy_visibility_from,
5362 symtab_node::can_increase_alignment_p): Likewise.
5363 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
5364 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
5365 fortran_common, add_location_or_const_value_attribute,
5366 add_scalar_info, add_linkage_name, set_block_abstract_flags,
5367 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
5368 optimize_one_addr_into_implicit_ptr,
5369 optimize_location_into_implicit_ptr): Likewise.
5370 * gimple-low.c (record_vars_into): Likewise.
5371 * ipa-visibility.c (update_vtable_references): Likewise.
5372 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
5374 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
5375 DFS::DFS_write_tree_body, write_symbol): Likewise.
5376 * langhooks.c (lhd_warn_unused_global_decl,
5377 lhd_set_decl_assembler_name): Likewise.
5378 * attribs.c (decl_attributes): Likewise.
5379 * except.c (output_ttype): Likewise.
5380 * varpool.c (varpool_node::get_create, ctor_for_folding,
5381 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
5382 * fold-const.c (fold_unary_loc): Likewise.
5383 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
5384 ipa_find_agg_cst_from_init): Likewise.
5385 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
5386 expand_omp_target, lower_omp_regimplify_p,
5387 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
5388 find_link_var_op): Likewise.
5389 * tree-chrec.c (chrec_contains_symbols): Likewise.
5390 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
5391 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
5392 execute_fixup_cfg): Likewise.
5394 PR tree-optimization/77901
5395 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
5396 if ranges[i].exp is SSA_NAME when looking for >= and only when
5397 ranges[i].exp is NULL or SSA_NAME when looking for the other
5400 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5402 * ipa-cp.c (ipcp_alignment_lattice): Remove.
5403 (ipcp_param_lattices): Remove field alignment.
5404 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
5405 (set_all_contains_variable): Remove call to
5406 ipcp_alignment_lattice::set_to_bottom.
5407 (initialize_node_lattices): Likewise.
5408 (propagate_alignment_accross_jump_function): Remove.
5409 (propagate_constants_accross_call): Remove call to
5410 propagate_alignment_accross_jump_function.
5411 (ipcp_store_alignment_results): Remove.
5412 (ipcp_driver): Remove call to ipcp_store_alignment_results.
5413 (propagate_bits_accross_jump_function): Handle ancestor jump function.
5414 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
5415 pretty-printing of alignment jump function.
5416 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
5417 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
5418 alignments and remove computing ipa_alignment jump function.
5419 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
5420 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
5421 (ipa_read_jump_function): Remove reading of ipa_alignment.
5422 (write_ipcp_transformation_info): Remove streaming for alignment
5423 propagation summary.
5424 (read_ipcp_transformation_info): Remove reading of alignment
5425 propagation summary.
5426 (ipcp_update_alignments): Remove.
5427 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
5429 (ipcp_transform_function): Remove call to ipcp_update_alignments()
5430 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
5431 * ipa-prop.h (ipa_alignment): Remove.
5432 (ipa_jump_func): Remove field alignment.
5433 (ipcp_transformation_summary): Remove field alignments.
5434 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
5435 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
5436 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
5438 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
5440 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
5442 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
5444 (visium_expand_fp_cstore): Likewise.
5446 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5448 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
5449 * diagnostic.c (warning_at_rich_loc_n): New function.
5450 (diagnostic_n_impl_richloc): Likewise.
5451 (diagnostic_n_impl): Move most of the function to
5452 diagnostic_n_impl_richloc and call it.
5454 2016-10-08 Jakub Jelinek <jakub@redhat.com>
5456 * gen-pass-instances.awk: Rewritten.
5457 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
5458 $(PASSES_EXTRA) after passes.def to the script.
5459 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
5460 * config/i386/i386-passes.def: New file.
5461 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
5462 make_pass_stv): Declare.
5463 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
5465 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
5467 (pass_stv::clone, pass_stv::set_pass_param): New methods.
5468 (pass_stv::timode_p): New non-static data member.
5469 (ix86_option_override): Don't register passes here.
5471 * doc/invoke.texi: Document accepting Else, fallthrough.
5473 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
5476 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
5477 FALLTHRU comment styles.
5479 2016-10-07 Andrew Pinski <apinski@cavium.com>
5481 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
5482 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
5483 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
5485 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
5487 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
5489 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
5490 (AARCH64_ARCH): Likewise.
5491 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
5493 (AARCH64_CORE): Likewise.
5494 (AARCH64_ARCH): Likewise.
5495 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
5496 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5497 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
5498 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5499 (AARCH64_ARCH): Likewise.
5500 (AARCH64_CORE): Likewise.
5501 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
5502 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
5503 (AARCH64_CORE): Likewise.
5504 (AARCH64_ARCH): Likewise.
5506 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5508 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
5509 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
5510 floating point type infrastructre, and -mfloat128 that enables the
5511 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
5512 if -mfloat128-type. Define __ibm128 to be long double by default.
5513 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
5514 the IEEE 128-bit floating point type infrastructure should
5515 automatically be enabled.
5516 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
5517 instead of -mfloat128 to enable KFmode.
5518 (rs6000_option_override_internal): Split the option -mfloat128
5519 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
5520 systems, automatically set -mfloat128-type, but don't enable it on
5521 other operating systems. Move setting the long double size and
5522 IEEE quad support before the IEEE 128-bit floating point changes.
5523 (rs6000_init_builtins): Do not create a unique type for __ibm128
5524 if long double is IBM extended double, instead rely on __ibm128
5525 being defined as 'long double'. If -mfloat128-type and not
5526 -mfloat128, create the KFmode type with an undocumented __ieee128
5528 (rs6000_init_libfuncs): Use -mfloat128-type instead of
5529 -mfloat128 for tests about the types, but keep tests for
5530 -mfloat128 to enable the keyword support.
5531 (rs6000_complex_function_value): Likewise.
5532 (rs6000_scalar_mode_supported_p): Likewise.
5533 (rs6000_floatn_mode): Likewise.
5534 (rs6000_c_mode_for_suffix): Likewise.
5535 (rs6000_opt_masks): Add -mfloat128-type.
5536 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
5537 -mfloat128-type being split from -mfloat128. Add
5538 -mfloat128-hardware, which was missing.
5539 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
5540 -mfloat128 and -mfloat128-type:
5541 (-mfloat128-type): Likewise.
5542 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
5543 that 64-bit Linux systems with enable -mfloat128-type by default
5545 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
5546 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
5547 -mfloat128-type instead of -mfloat128.
5548 (FLOAT128_2REG_P): Likewise.
5549 (MASK_FLOAT128_TYPE): Likewise.
5550 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5551 (RS6000_BTM_FLOAT128): Likewise.
5552 (TARGET_FLOAT128): Poison old identifiers.
5553 (OPTION_MASK_FLOAT128): Likewise.
5554 (MASK_FLOAT128): Likewise.
5555 * config/rs6000/rs6000.md (FP): Likewise.
5556 (FLOAT128): Likewise.
5557 (fix_trunc<mode>di2): Likewise.
5558 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5559 (floatdi<mode>2): Likewise.
5560 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
5561 (neg<mode>2, FLOAT128 iterator): Likewise.
5562 (abs<mode>2, FLOAT128 iterator): Likewise.
5563 (ieee_128bit_negative_zero): Likewise.
5564 (ieee_128bit_vsx_neg<mode>2): Likewise.
5565 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
5566 (ieee_128bit_vsx_abs<mode>2): Likewise.
5567 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5568 (ieee_128bit_vsx_nabs<mode>2): Likewise.
5569 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5570 (extendiftf2): Likewise.
5571 (extendifkf2): Likewise.
5572 (extendtfkf2): Likewise.
5573 (trunciftf2): Likewise.
5574 (truncifkf2): Likewise.
5575 (trunckftf2): Likewise.
5576 (trunctfif2): Likewise.
5577 (extendkftf2): Likewise.
5578 (trunctfkf2): Likewise.
5580 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5582 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
5583 before merging in bytes to pass down to real_from_target.
5585 2016-10-07 Richard Biener <rguenther@suse.de>
5587 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
5589 (substitute_and_fold_dom_walker::before_dom_children):
5590 Substitute and fold before pass specific folding to avoid
5591 feeding that with SSA names that will be later released.
5592 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
5593 introduced by folding and visited by evaluate_stmt called during
5595 (likely_value): Likewise.
5596 (evaluate_stmt): Likewise.
5597 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
5598 (simplify_div_or_mod_using_ranges): Likewise.
5599 (simplify_min_or_max_using_ranges): Likewise.
5600 (simplify_abs_using_ranges): Likewise.
5601 (simplify_conversion_using_ranges): Likewise.
5602 (simplify_float_conversion_using_ranges): Likewise.
5603 (simplify_stmt_using_ranges): Likewise.
5605 2016-10-07 Marek Polacek <polacek@redhat.com>
5607 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
5608 FALLTHROUGH_LABEL_P here...
5609 (warn_implicit_fallthrough_r): ...not here.
5611 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
5613 PR tree-optimization/77880
5614 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
5617 2016-10-07 Marek Polacek <polacek@redhat.com>
5620 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
5622 2016-10-07 Richard Biener <rguenther@suse.de>
5624 * bitmap.h: Document constraints on bitmap modification while
5627 2016-10-07 Richard Biener <rguenther@suse.de>
5629 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
5630 * bitmap.h (bmp_iter_set): When advancing to the next element
5631 check that we didn't remove the current one.
5632 (bmp_iter_and): Likewise.
5633 (bmp_iter_and_compl): Likewise.
5634 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
5635 we currently iterate on but keep a one-level queue.
5636 * sched-deps.c (remove_from_deps): Do not clear current bit
5637 but keep a one-level queue.
5639 2016-10-07 Jakub Jelinek <jakub@redhat.com>
5641 PR tree-optimization/77664
5642 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
5643 for the other ranges.
5644 (optimize_range_tests_diff): Fix up formatting.
5645 (optimize_range_tests_var_bound): New function.
5646 (optimize_range_tests): Use it.
5648 2016-10-07 Martin Liska <mliska@suse.cz>
5650 * coverage.c (build_gcov_exit_decl): Fix priority what
5651 should be really 99.
5653 2016-10-07 Richard Biener <rguenther@suse.de>
5655 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
5656 vars in gimple_bind_vars but not in BLOCK_VARS.
5658 2016-10-07 Richard Biener <rguenther@suse.de>
5660 PR tree-optimization/77879
5661 * tree-ssa-structalias.c (handle_const_call): Properly handle
5663 (handle_pure_call): Likewise.
5665 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5667 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
5668 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
5671 2016-10-06 Andrew Pinski <apinski@cavium.com>
5673 * config/aarch64/aarch64-cores.def: Add a comment before each
5676 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5678 PR tree-optimization/77862
5679 * tree-vrp.c (add_equivalence): Use get_value_range so that
5680 num_vr_values is checked before accessing vr_values.
5682 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5684 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5687 2016-10-05 Jeff Law <law@redhat.com>
5689 PR tree-optimization/71661
5690 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
5691 removal of a forwarder exposes a new natural loop.
5693 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
5695 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
5696 Introduce ssesuffix variable.
5697 (<mask_codefor><code><mode>3<mask_name>): Ditto.
5698 (*<code><mode>3): Ditto.
5700 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
5702 * postreload.c (reload_cse_simplify): Skip also USE when detecting
5705 2016-10-06 Richard Biener <rguenther@suse.de>
5707 PR tree-optimization/77855
5708 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
5709 instead of removing the current item while iterating over the set
5712 2016-10-06 James Clarke <jrtc27@jrtc27.com>
5713 Eric Botcazou <ebotcazou@adacore.com>
5716 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
5717 (classify_registers): Don't set it
5718 (function_arg_slotno): Don't initialize and test it. Tidy up.
5720 2016-10-06 Richard Biener <rguenther@suse.de>
5722 PR tree-optimization/77839
5723 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
5726 2016-10-06 Martin Liska <mliska@suse.cz>
5728 * gcc.c: Set -fprofile-update=atomic when profiling is
5729 enabled and -pthread is set. Warn when one combines
5730 -pthread and -fprofile-update=single for an app using
5733 2016-10-06 Martin Liska <mliska@suse.cz>
5736 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
5737 * gimple-ssa-strength-reduction.c (slsr_process_cast):
5738 Initialize a pointer to NULL.
5739 (slsr_process_copy): Likewise.
5740 * input.c (location_get_source_line): Likewise.
5741 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5743 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
5745 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
5746 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
5747 (ix86_handle_option): Deleted handle of OPT_mpcommit.
5748 * config.gcc: Deleted pcommitintrin.h
5749 * config/i386/pcommitintrin.h: Deleted file.
5750 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
5751 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
5753 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
5755 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
5756 (PTA_PCOMMIT): Deleted define.
5757 (ix86_option_override_internal): Deleted handle of option.
5758 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
5759 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
5760 __builtin_ia32_pcommit): Deleted.
5761 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
5762 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
5763 (pcommit): Deleted instruction.
5764 * config/i386/i386.opt: Mention -mpcommit deprecation.
5765 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
5767 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
5771 Remove wrong assert.
5772 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
5773 Use <round_constraint> as operand 1 constraint.
5775 2016-10-05 Jakub Jelinek <jakub@redhat.com>
5778 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
5779 (ubsan_instrument_float_cast): And not here.
5782 * ubsan.c (ubsan_ids): New GTY(()) array.
5783 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
5784 instead of static local counters.
5786 2016-10-05 Martin Sebor <msebor@redhat.com>
5789 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
5790 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
5791 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
5792 (default_printf_pointer_format): Define function.
5793 * targhooks.c (linux_printf_pointer_format): Define new function.
5794 * targhooks.h (linux_printf_pointer_format): Declare.
5795 (gnu_libc_printf_pointer_format): Remove declaration.
5797 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5799 * fold-const.c (native_encode_real): Fix logic for selecting offset
5800 to write to when BYTES_BIG_ENDIAN.
5802 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
5804 * builtins.c (fold_builtin_strchr): Remove function.
5805 (fold_builtin_strrchr): Likewise.
5806 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
5807 * gimple-fold.c (target_char_cst_p): New function.
5808 (gimple_fold_builtin_strchr) Add more foldings.
5809 (gimple_fold_builtin): Add index, strrchr, rindex cases.
5811 2016-10-05 Richard Biener <rguenther@suse.de>
5814 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
5815 capture ids in c-exprs.
5817 2016-10-05 Richard Biener <rguenther@suse.de>
5820 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
5821 with types_match for GIMPLE code gen to handle type mismatched
5823 (dt_operand::gen): Adjust.
5824 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
5827 2016-10-05 Richard Biener <rguenther@suse.de>
5829 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
5831 2016-10-05 Richard Biener <rguenther@suse.de>
5834 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
5836 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
5838 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
5839 version check to protect only DW_TAG_imported_module generation.
5841 2016-10-05 Richard Biener <rguenther@suse.de>
5844 * match.pd (min(a,-a) -> -abs(a)): New pattern.
5846 2016-10-04 Ian Lance Taylor <iant@golang.org>
5848 * explow.c (allocate_dynamic_stack_space): Call
5849 do_pending_stack_adjust before handling flag_split_stack.
5851 2016-10-04 David Malcolm <dmalcolm@redhat.com>
5853 * genattrtab.c (make_internal_attr): Supply dummy column number to
5856 * genoutput.c (init_insn_for_nothing): Likewise.
5857 * gensupport.c (add_define_attr): Likewise.
5858 * read-md.c (message_at_1): Print column number.
5859 (fatal_with_file_and_line): Likewise.
5860 (rtx_reader::read_char): Track column numbers.
5861 (rtx_reader::unread_char): Likewise.
5862 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
5863 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
5864 (rtx_reader::handle_file): Initialize m_read_md_colno.
5865 (rtx_reader::get_current_location): Supply column number to
5867 * read-md.h (struct file_location): Add field "colno".
5868 (file_location::file_location): Likewise.
5869 (rtx_reader::get_colno): New accessor.
5870 (rtx_reader::m_read_md_colno): New field.
5871 (rtx_reader::m_last_line_colno): New field.
5873 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5875 * doc/extend.texi (Java Exceptions): Remove.
5876 (java_interface): Remove.
5878 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
5880 PR tree-optimization/77808
5881 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
5882 and addr are different before copying points-to information.
5884 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
5886 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
5887 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
5888 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
5889 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
5891 2016-10-04 Richard Biener <rguenther@suse.de>
5893 PR tree-optimization/77399
5894 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
5895 verify the target can convert.
5897 2016-10-04 Richard Biener <rguenther@suse.de>
5900 * explow.c (plus_constant): Verify the mode of the constant
5901 pool offset before calling plus_constant.
5903 2016-10-04 Richard Biener <rguenther@suse.de>
5906 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
5907 type support, mark with :C.
5908 (X / -X -> -1): Mark with :C.
5910 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5912 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
5913 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
5914 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
5915 * doc/tm.texi: Regenerated.
5916 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
5917 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
5918 * config/darwin.h (JCR_SECTION_NAME): Remove.
5919 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
5920 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
5921 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
5922 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
5923 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
5924 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
5926 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5928 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
5929 between "because" and "param" in dump message in call to fprintf.
5931 2016-10-03 Jeff Law <law@redhat.com>
5933 PR tree-optimization/71550
5934 PR tree-optimization/71403
5935 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
5936 (profitable_jump_thread_path): Also return boolean indicating if
5937 the realized path will create an irreducible loop.
5938 Remove loop depth tests from 71403.
5939 (fsm_find_control_statement_thread_paths): Remove loop depth tests
5940 from 71403. If threading will create an irreducible loop, then
5941 throw away loop iteration and related information.
5943 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
5945 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
5946 -Woverloaded-virtual checks for warning options.
5947 * configure: Regenerate.
5949 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5951 PR preprocessor/77699
5952 * input.c (maybe_grow): Don't allocate one byte extra headroom.
5953 (get_next_line): Return false on error.
5954 (read_next_line): Removed, use get_next_line instead.
5955 (read_line_num): Don't copy the line.
5956 (location_get_source_line): Don't use static data.
5957 (selftest::test_reading_source_line): Add more test cases.
5959 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5962 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5964 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5965 (noce_process_if_block): Use it.
5967 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5969 * doc/invoke.texi: Update -Wint-in-bool-context.
5971 2016-10-02 Jakub Jelinek <jakub@redhat.com>
5973 * dwarf2out.c (output_fde, output_call_frame_info,
5974 dwarf2out_do_cfi_startproc, set_indirect_string,
5975 gen_internal_sym, output_die, output_line_info): Use
5976 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
5977 ASM_GENERATE_INTERNAL_LABEL output.
5979 2016-10-01 Richard Biener <rguenther@suse.de>
5982 * genmatch.c (get_operand_type): Add operand position arg
5983 and handle COND_EXPR comparison operand with fixed boolean_type_node.
5984 (expr::gen_transform): Adjust.
5985 (dt_simplify::gen_1): Likewise.
5987 2016-10-01 Jakub Jelinek <jakub@redhat.com>
5989 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
5990 comments. Simplify asserts, remove unnecessary conditions.
5992 (*<code><mode>3): Likewise.
5994 2016-09-30 Jakub Jelinek <jakub@redhat.com>
5996 * doc/invoke.texi (-Wregister): Document.
5998 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
6000 * configure.ac: Split CHECKING_P into CHECKING_P and
6001 ENABLE_EXTRA_CHECKING.
6002 * configure: Regenerated.
6003 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
6004 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
6006 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
6009 * gcc.c (process_command): For @filename handling, output
6010 the correct name if the file does not exist.
6012 2016-09-30 Marek Polacek <polacek@redhat.com>
6014 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
6015 * config/alpha/predicates.md: Likewise.
6017 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6019 * ifcvt.c (noce_try_avoid_const_materialization): New function.
6020 (noce_process_if_block): Use it.
6022 2016-09-30 Martin Liska <mliska@suse.cz>
6024 * doc/invoke.texi: Document asan-use-after-return that
6025 it's disabled by default in runtime.
6027 2016-09-30 Richard Biener <rguenther@suse.de>
6029 * tree-vrp.c (intersect_ranges): If we failed to handle
6030 the intersection choose a constant singleton range if available.
6032 2016-09-30 Richard Biener <rguenther@suse.de>
6034 PR tree-optimization/77399
6035 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
6036 float <-> int conversions.
6038 2016-09-30 Alan Modra <amodra@gmail.com>
6040 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
6042 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
6044 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
6045 ext_level before calling CPUID with 0x80000008.
6046 Simplify xgetbv checks.
6048 2016-09-29 David Malcolm <dmalcolm@redhat.com>
6050 * Makefile.in (OBJS): Add print-rtl-function.o.
6051 * print-rtl-function.c: New file.
6052 * print-rtl.h (print_rtx_function): New decl.
6054 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
6057 * config/i386/cpuid.h (__get_cpuid_count): New.
6058 (__get_cpuid): Rename __level to __leaf.
6060 2016-09-29 Marek Polacek <polacek@redhat.com>
6062 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
6064 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
6067 * builtins.c (expand_builtin_memcmp): Don't swap args unless
6068 result is only being compared with zero.
6070 2016-09-29 Marek Polacek <polacek@redhat.com>
6072 * dwarf2out.c (loc_descriptor): Add fall through comment.
6073 (add_const_value_attribute): Likewise.
6075 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
6077 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
6078 with "v6t2". Move "arch" attribute above "pool_range".
6079 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
6081 (*thumb2_movhi_vfp): Likewise.
6082 (*arm_movhi_fp16): Likewise.
6083 (*thumb2_movhi_fp16): Likewise.
6084 (*arm_movsi_vfp): Remove "arch" attribute.
6085 (*thumb2_movsi_vfp): Likewise.
6087 2016-09-29 Martin Liska <mliska@suse.cz>
6089 * doc/extend.texi: Remove limitation of Objective C for
6090 __attribute__((constructor)) and __attribute__((destructor)).
6092 2016-09-29 Richard Biener <rguenther@suse.de>
6094 PR tree-optimization/77768
6095 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6096 Handle stores to readonly memory when removing redundant stores.
6098 2016-09-29 Richard Biener <rguenther@suse.de>
6101 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
6102 X / -X -> -1 simplifications.
6104 2016-09-29 Richard Biener <rguenther@suse.de>
6107 * match.pd: Add max(a,-a) -> abs(a) pattern.
6108 * tree-ssa-phiopt.c (minmax_replacement): Disable for
6109 HONOR_SIGNED_ZEROS types.
6111 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
6113 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
6114 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
6116 2016-09-29 Richard Biener <rguenther@suse.de>
6118 * tree-vrp.c (set_defs_to_varying): New helper avoiding
6119 writing to vr_const_varying.
6120 (vrp_initialize): Call it.
6121 (vrp_visit_stmt): Likewise.
6122 (evrp_dom_walker::before_dom_children): Likewise.
6124 2016-09-29 Richard Biener <rguenther@suse.de>
6126 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
6127 constructors with vector elements.
6129 2016-09-29 Richard Biener <rguenther@suse.de>
6131 PR tree-optimization/77768
6132 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
6133 with stores to a place we know has a constant value.
6135 2016-09-29 Alan Modra <amodra@gmail.com>
6137 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
6138 * doc/invoke.texi: Document it.
6139 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
6140 (rs6000_passes_float): Comment.
6141 (rs6000_passes_long_double): New static var.
6142 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
6143 (init_cumulative_args): Set up to emit fp .gnu_attribute for
6144 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
6145 to include fp values returned in vectors.
6146 Set rs6000_passes_long_double.
6147 (rs6000_function_arg_advance_1): Likewise for function args.
6148 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
6149 and SPE. Emit long double tag value too.
6150 (rs6000_opt_vars): Add gnu-attr.
6151 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
6152 * configure: Regenerate.
6153 * config.in: Regenerate.
6155 2016-09-28 Jakub Jelinek <jakub@redhat.com>
6157 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
6159 (format_floating, format_string, format_directive,
6160 get_destination_size, pass_sprintf_length::handle_gimple_call):
6163 2016-09-28 Jakub Jelinek <jakub@redhat.com>
6165 * gimple-ssa-sprintf.c: Fix comment formatting.
6166 (format_integer): Use is_gimple_assign.
6167 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
6168 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
6169 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
6170 (pass_sprintf_length::execute): Use is_gimple_call.
6172 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
6174 * gimple-fold.c (gimple_fold_builtin): After failing to fold
6175 strchr, also try the generic folding.
6177 2016-09-28 Martin Sebor <msebor@redhat.com>
6180 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
6183 2016-09-28 Martin Sebor <msebor@redhat.com>
6186 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
6187 length modifier is not expected.
6188 (format_floating): Ignore l length modifier and fail gracefuly
6189 when it isn't one of the other expected ones.
6191 2016-09-28 Martin Sebor <msebor@redhat.com>
6194 * varasm.c (assemble_addr_to_section): Increase local buffer size.
6196 2016-09-27 Richard Biener <rguenther@suse.de>
6198 * dwarf2out.c (cu_die_list): New global.
6199 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
6200 main_comp_unit_die to cu_die_list if we created it.
6201 Move break_out_includes ...
6202 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
6205 2016-09-28 Richard Biener <rguenther@suse.de>
6207 * dwarf2out.c (struct die_struct): Add removed flag.
6208 (lookup_type_die): If the DIE is marked as removed, clear
6209 TYPE_SYMTAB_DIE and return NULL.
6210 (lookup_decl_die): If the DIE is marked as removed, remove it
6211 from the hash and return NULL.
6212 (mark_removed): New helper.
6213 (prune_unused_types_prune): Call it for removed DIEs.
6214 (gen_subprogram_die): Move the premark_used_types call to after
6215 DIEs for the functions scopes are generated.
6216 (process_scope_var): Do not re-create pruned types or type decls.
6217 Make sure to also re-parent type decls.
6218 (dwarf2out_finish): Move unused type pruning and debug_types
6220 (dwarf2out_early_finish): ... here.
6222 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
6224 * config/arc/arc-c.c: New file.
6225 * config/arc/arc-c.def: Likewise.
6226 * config/arc/t-arc: Likewise.
6227 * config.gcc: Include arc-c.o as c and cpp object.
6228 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
6229 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
6230 arc_cpu_cpp_builtins.
6232 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
6234 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
6235 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
6237 2016-09-28 Nathan Sidwell <nathan@acm.org>
6239 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
6242 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
6244 PR tree-optimization/61056
6245 * gimple-fold.c (gimple_fold_builtin_strchr):
6246 New function to optimize strchr (s, 0) to strlen.
6247 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
6249 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
6251 PR tree-optimization/77724
6252 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
6253 Add tree_fits_shwi_p check.
6255 2016-09-27 Jakub Jelinek <jakub@redhat.com>
6257 * auto-inc-dec.c (try_merge): Remove break after return.
6258 * cselib.c (autoinc_split): Likewise.
6259 * explow.c (promote_mode): Likewise.
6260 * fixed-value.c (fixed_arithmetic): Likewise.
6261 * hsa.c (hsa_internal_fn::get_arity): Likewise.
6262 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
6263 * trans-mem.c (get_attrs_for): Likewise.
6264 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
6265 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
6266 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
6267 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
6268 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
6269 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
6270 * config/cris/cris.c (cris_op_str): Likewise.
6271 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
6272 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
6274 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
6276 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
6277 IFN_GOACC_REDUCTION_CODES): New.
6278 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
6279 ifn_goacc_reduction_kind): Use them.
6280 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
6281 of internal functions, when applicable.
6283 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
6285 * config/mips/constraints.md (d): Fix documentation.
6286 * doc/md.texi (Machine Constraints): Update accordingly.
6288 2016-09-27 Richard Biener <rguenther@suse.de>
6290 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
6291 cur_line_info_table initialization ...
6292 (dwarf2out_assembly_start): ... here.
6294 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
6296 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
6297 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
6298 (*thumb2_movhi_vfp): Likewise.
6299 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
6300 template. Expand predicable attribute to mark VMOV.F16 as not
6301 predicable. Add "arch" attribute.
6302 (*thumb2_movhi_fp16): Likewise.
6303 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
6304 (*thumb2_movsi_vfp): Add "arch" attribute.
6306 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
6308 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
6311 2016-09-27 Marek Polacek <polacek@redhat.com>
6313 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
6316 * config/c6x/c6x.h: Adjust fall through comment.
6317 * config/sh/sh.c (final_prescan_insn): Likewise.
6318 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
6319 (visium_expand_fp_cstore): Likewise.
6321 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6323 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
6324 expected by -Wimplicit-fallthrough.
6325 (thumb1_size_rtx_costs): Likewise.
6326 (thumb2_reorg): Likewise.
6327 (tls_mentioned_p): Add "Fall through" comment.
6328 (thumb2_reorg): Likewise.
6329 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
6330 comment form expected by -Wimplicit-fallthrough.
6332 2016-09-27 Martin Liska <mliska@suse.cz>
6334 PR gcov-profile/46266
6335 * input.h (RESERVED_LOCATION_P): New macro.
6336 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
6337 instread of comparison with UNKNOWN_LOCATION.
6339 2016-09-27 Richard Biener <rguenther@suse.de>
6341 PR tree-optimization/77745
6342 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6343 When removing redundant stores make sure to check compatibility
6344 of the TBAA state for downstream accesses.
6345 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
6346 value-numbering virtual operands for store matches.
6348 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
6351 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
6352 movrt patterns. Match them before anything else in the SET case.
6354 2016-09-27 Martin Liska <mliska@suse.cz>
6356 PR gcov-profile/7970
6357 PR gcov-profile/16855
6358 PR gcov-profile/44779
6359 * coverage.c (build_gcov_exit_decl): New function.
6360 (coverage_obj_init): Call the function and generate __gcov_exit
6362 * doc/gcov.texi: Document when __gcov_exit function is called.
6364 2016-09-27 Marek Polacek <polacek@redhat.com>
6367 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6368 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
6369 -Wno-error instead of -Wno-implicit-fallthrough.
6371 2016-09-27 Martin Liska <mliska@suse.cz>
6374 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
6376 2016-09-27 Jakub Jelinek <jakub@redhat.com>
6378 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
6379 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
6380 comments. Remove break after return.
6381 (ix86_fp_compare_code_to_integer, has_dispatch,
6382 ix86_simd_clone_usable): Remove break after return.
6384 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6386 PR rlt-optimization/77714
6387 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
6390 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
6393 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
6394 extract_range_from_unary_expr to convert value_range.
6395 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
6396 (extract_range_from_unary_expr): This.
6397 * tree-vrp.h (extract_range_from_unary_expr): Declare.
6399 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
6401 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
6403 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6405 * config/i386/i386.c (ix86_print_operand)
6406 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
6407 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
6408 (epilogue_renumber): Likewise.
6410 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
6413 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
6414 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
6416 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6418 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
6419 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
6420 is_mm_seq_cst, is_mm_sync): Move to ...
6421 * memmodel.h: This. New file.
6422 * builtins.c: Include memmodel.h.
6423 * optabs.c: Likewise.
6425 * config/aarch64/aarch64.c: Likewise.
6426 * config/alpha/alpha.c: Likewise.
6427 * config/arm/arm.c: Likewise.
6428 * config/i386/i386.c: Likewise.
6429 * config/ia64/ia64.c: Likewise.
6430 * config/mips/mips.c: Likewise.
6431 * config/rs6000/rs6000.c: Likewise.
6432 * config/sparc/sparc.c: Likewise.
6433 * genconditions.c: Include memmodel.h in generated file.
6434 * genemit.c: Likewise.
6435 * genoutput.c: Likewise.
6436 * genpeep.c: Likewise.
6437 * genpreds.c: Likewise.
6438 * genrecog.c: Likewise.
6440 2016-09-26 David Malcolm <dmalcolm@redhat.com>
6442 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
6443 "c" instead when parsing characters. Move operand parsing into...
6444 (read_rtx_operand): ...this new function, renaming "i" to "idx",
6445 and tightening the scope of various locals.
6447 2016-09-26 Liu Hao <lh_mouse@126.com>
6449 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
6451 2016-09-26 Marek Polacek <polacek@redhat.com>
6453 * system.h: Use __has_attribute to check whether the fallthrough
6454 attribute is supported.
6456 2016-09-26 Marek Polacek <polacek@redhat.com>
6458 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
6459 gimple_call_internal_p.
6460 * ipa-split.c (find_return_bb): Likewise.
6461 (execute_split_functions): Likewise.
6462 * omp-low.c (dump_oacc_loop_part): Likewise.
6463 (oacc_loop_xform_head_tail): Likewise.
6464 * predict.c (predict_loops): Likewise.
6465 * sanopt.c (pass_sanopt::execute): Likewise.
6466 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
6467 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
6468 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
6469 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
6470 (expand_ifn_va_arg): Likewise.
6471 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6472 (optimize_mask_stores): Likewise.
6473 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
6474 (vect_transform_stmt): Likewise.
6475 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
6476 * tsan.c (instrument_memory_accesses): Likewise.
6478 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6479 Alexander Monakov <amonakov@ispras.ru>
6481 * regrename.c (rename_chains): Check
6482 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
6483 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
6484 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
6486 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6488 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
6489 (s390_sched_score): Likewise.
6491 2016-09-26 Martin Liska <mliska@suse.cz>
6493 * doc/gcov.texi: Update program output of gcov tool.
6495 2016-09-26 Martin Liska <mliska@suse.cz>
6497 PR gcov-profile/23332
6498 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
6499 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
6500 * value-prof.c (dump_histogram_value): Do not handle
6501 HIST_TYPE_CONST_DELTA.
6502 (stream_in_histogram_value): Likewise.
6503 (gimple_find_values_to_profile): Likewise.
6504 * value-prof.h (enum hist_type): Likewise.
6506 2016-09-26 Martin Liska <mliska@suse.cz>
6508 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
6509 from default sanitize recover values.
6510 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
6511 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
6512 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
6514 * opts.c (finish_options): Do a generic loop over options
6515 that can be recovered.
6516 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
6518 (common_handle_option): Likewise.
6519 * opts.h: Declare can_recover to sanitizer_opts_s.
6521 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
6523 * target.def(elf_flags_numeric): Change documentation to present tense.
6524 * doc/tm.texi: Regenerate.
6526 2016-09-26 Marek Polacek <polacek@redhat.com>
6529 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6530 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
6531 -Wno-switch-fallthrough.
6532 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
6533 (expand_builtin): Likewise.
6534 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
6535 * convert.c (convert_to_real_1): Likewise.
6536 (convert_to_integer_1): Likewise.
6537 * final.c (output_alternate_entry_point): Likewise.
6538 * genattrtab.c (make_canonical): Likewise.
6539 (write_test_expr): Likewise.
6540 * genpreds.c (validate_exp): Likewise.
6541 * gimple-ssa-strength-reduction.c
6542 (find_candidates_dom_walker::before_dom_children): Likewise.
6543 * godump.c (go_format_type): Likewise.
6544 * reload1.c (elimination_effects): Likewise.
6545 * resource.c (mark_referenced_resources): Likewise.
6546 (mark_set_resources): Likewise.
6547 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
6548 * varasm.c (output_addressed_constants): Likewise.
6550 2016-09-26 Marek Polacek <polacek@redhat.com>
6553 * common.opt (Wimplicit-fallthrough): New option.
6554 * doc/extend.texi: Document statement attributes and the fallthrough
6556 * doc/invoke.texi: Document -Wimplicit-fallthrough.
6557 * gimple.h (gimple_call_internal_p): New function.
6558 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
6559 (struct label_entry): New struct.
6560 (find_label_entry): New function.
6561 (case_label_p): New function.
6562 (collect_fallthrough_labels): New function.
6563 (last_stmt_in_scope): New function.
6564 (should_warn_for_implicit_fallthrough): New function.
6565 (warn_implicit_fallthrough_r): New function.
6566 (maybe_warn_implicit_fallthrough): New function.
6567 (expand_FALLTHROUGH_r): New function.
6568 (expand_FALLTHROUGH): New function.
6569 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
6570 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
6571 (gimplify_label_expr): New function.
6572 (gimplify_case_label_expr): Set location.
6573 (gimplify_expr): Call gimplify_label_expr.
6574 * internal-fn.c (expand_FALLTHROUGH): New function.
6575 * internal-fn.def (FALLTHROUGH): New internal function.
6576 * langhooks.c (lang_GNU_OBJC): New function.
6577 * langhooks.h (lang_GNU_OBJC): Declare.
6578 * system.h (gcc_fallthrough): Define.
6579 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
6580 * tree.h (FALLTHROUGH_LABEL_P): Define.
6582 2016-09-26 Richard Biener <rguenther@suse.de>
6584 * dwarf2out.c (stripattributes): Remove unused function.
6585 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
6586 Push dwarf_split_debug_info handling into init_sections_and_labels.
6587 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
6588 (DEBUG_MACRO_SECTION_FLAGS): Remove.
6589 (debug_macinfo_section_name): New global.
6590 (output_macinfo): Use debug_macinfo_section_name.
6591 (init_sections_and_labels): Split out section and label generation
6592 from dwarf2out_init. Set debug_macinfo_section_name.
6593 (dwarf2out_init): Move text section label generation and emission
6595 (dwarf2out_assembly_start): ... here.
6596 (dwarf2out_finish): Call init_sections_and_labels before DWARF
6599 2016-09-26 Richard Biener <rguenther@suse.de>
6602 * cgraphunit.c (analyze_functions): Before early removing
6603 global vars calls the late_global_decl debug handler mark
6604 the variable as readonly.
6606 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
6609 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
6610 (sh_rtx_costs): Handle SET of movt and movrt patterns.
6611 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
6612 declare new overloads.
6613 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
6616 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6618 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
6619 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
6621 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
6623 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
6624 * configure: Regenerate.
6626 2016-09-24 Marek Polacek <polacek@redhat.com>
6629 * doc/invoke.texi: Document -Wbool-operation.
6631 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6633 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
6634 * config/rs6000/rs6000.c (expand_block_compare): New function used by
6635 cmpmemsi pattern to do builtin expansion of memcmp ().
6636 (compute_current_alignment): Add helper function for
6637 expand_block_compare used to compute alignment as the compare proceeds.
6638 (select_block_compare_mode): Used by expand_block_compare to select
6639 the mode used for reading the next chunk of bytes in the compare.
6640 (do_load_for_compare): Used by expand_block_compare to emit the load
6641 insns for the compare.
6642 (rs6000_emit_dot_insn): Moved this function to avoid a forward
6643 reference from expand_block_compare ().
6644 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
6645 prototype for this function.
6646 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
6647 target option for controlling how much code inline expansion of
6648 memcmp() will be allowed to generate.
6650 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6652 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
6653 hook_bool_mode_false, hook_bool_mode_true,
6654 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6655 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6656 hook_bool_const_rtx_insn_const_rtx_insn_true,
6657 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
6658 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
6659 hook_bool_const_tree_hwi_hwi_const_tree_false,
6660 hook_bool_const_tree_hwi_hwi_const_tree_true,
6661 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
6662 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6663 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
6664 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
6665 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
6666 hook_bool_const_tree_true, hook_bool_tree_tree_false,
6667 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
6668 hook_bool_rtx_insn_true, hook_bool_rtx_false,
6669 hook_bool_uintp_uintp_false,
6670 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
6671 hook_rtx_tree_int_null, hook_uint_mode_0,
6672 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
6673 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
6674 hook_constcharptr_const_rtx_insn_null,
6675 hook_constcharptr_const_tree_const_tree_null,
6676 hook_constcharptr_int_const_tree_null,
6677 hook_constcharptr_int_const_tree_const_tree_null,
6678 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
6679 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
6680 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
6682 * vec.h (vNULL): Extend comment to say = vNULL initialization
6683 isn't needed for static vars.
6685 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
6686 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
6687 = vNULL initialization of file scope vec.
6688 * passes.c (pass_tab, enabled_pass_uid_range_tab,
6689 disabled_pass_uid_range_tab): Likewise.
6690 * haifa-sched.c (sched_luids, h_i_d): Likewise.
6691 * tree-chkp-opt.c (check_infos): Likewise.
6692 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
6694 * vec.h (vnull::operator vec): Add constexpr keyword for
6697 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
6699 PR tree-optimization/77654
6700 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
6701 to duplicate_ssa_name_ptr_info.
6703 2016-09-23 David Malcolm <dmalcolm@redhat.com>
6705 PR preprocessor/77672
6706 * input.c (selftest::test_lexer_string_locations_simple): Update
6707 test to expect location information of the terminator character
6708 at the location of the final closing quote.
6709 (selftest::test_lexer_string_locations_hex): Likewise.
6710 (selftest::test_lexer_string_locations_oct): Likewise.
6711 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
6712 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
6713 (selftest::test_lexer_string_locations_ucn4): Likewise.
6714 (selftest::test_lexer_string_locations_ucn8): Likewise.
6715 (selftest::test_lexer_string_locations_u8): Likewise.
6716 (selftest::test_lexer_string_locations_utf8_source): Likewise.
6717 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
6718 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
6719 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
6720 (selftest::test_lexer_string_locations_macro): Likewise.
6721 (selftest::test_lexer_string_locations_long_line): Likewise.
6723 2016-09-23 Richard Biener <rguenther@suse.de>
6725 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
6726 virtual definition to virtual use if the call devirtualizes
6727 to a const or pure function.
6728 (visit_use): Also visit calls we can devirtualize to a
6729 const or pure function.
6731 2016-09-23 Richard Biener <rguenther@suse.de>
6733 PR tree-optimization/77697
6734 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
6735 signal error if we have sth ternary or unhandled.
6737 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6739 * config/arm/arm_neon.h (vabd_f16): New.
6773 (vcvt_f16_s16): New.
6774 (vcvt_f16_u16): New.
6775 (vcvt_s16_f16): New.
6776 (vcvt_u16_f16): New.
6777 (vcvtq_f16_s16): New.
6778 (vcvtq_f16_u16): New.
6779 (vcvtq_s16_f16): New.
6780 (vcvtq_u16_f16): New.
6781 (vcvta_s16_f16): New.
6782 (vcvta_u16_f16): New.
6783 (vcvtaq_s16_f16): New.
6784 (vcvtaq_u16_f16): New.
6785 (vcvtm_s16_f16): New.
6786 (vcvtm_u16_f16): New.
6787 (vcvtmq_s16_f16): New.
6788 (vcvtmq_u16_f16): New.
6789 (vcvtn_s16_f16): New.
6790 (vcvtn_u16_f16): New.
6791 (vcvtnq_s16_f16): New.
6792 (vcvtnq_u16_f16): New.
6793 (vcvtp_s16_f16): New.
6794 (vcvtp_u16_f16): New.
6795 (vcvtpq_s16_f16): New.
6796 (vcvtpq_u16_f16): New.
6797 (vcvt_n_f16_s16): New.
6798 (vcvt_n_f16_u16): New.
6799 (vcvtq_n_f16_s16): New.
6800 (vcvtq_n_f16_u16): New.
6801 (vcvt_n_s16_f16): New.
6802 (vcvt_n_u16_f16): New.
6803 (vcvtq_n_s16_f16): New.
6804 (vcvtq_n_u16_f16): New.
6818 (vmul_lane_f16): New.
6821 (vmulq_lane_f16): New.
6843 (vrsqrteq_f16): New.
6847 (vrsqrtsq_f16): New.
6851 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6853 * config.gcc (extra_headers): Add arm_fp16.h
6854 * config/arm/arm_fp16.h: New.
6855 * config/arm/arm_neon.h: Include "arm_fp16.h".
6857 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6859 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
6861 (vmulf): New (v8hf, v4hf variants).
6862 (vfma): New (v8hf, v4hf variants).
6863 (vfms): New (v8hf, v4hf variants).
6864 (vsub): New (v8hf, v4hf variants).
6865 (vcage): New (v8hf, v4hf variants).
6866 (vcagt): New (v8hf, v4hf variants).
6867 (vcale): New (v8hf, v4hf variants).
6868 (vcalt): New (v8hf, v4hf variants).
6869 (vceq): New (v8hf, v4hf variants).
6870 (vcgt): New (v8hf, v4hf variants).
6871 (vcge): New (v8hf, v4hf variants).
6872 (vcle): New (v8hf, v4hf variants).
6873 (vclt): New (v8hf, v4hf variants).
6874 (vceqz): New (v8hf, v4hf variants).
6875 (vcgez): New (v8hf, v4hf variants).
6876 (vcgtz): New (v8hf, v4hf variants).
6877 (vcltz): New (v8hf, v4hf variants).
6878 (vclez): New (v8hf, v4hf variants).
6879 (vabd): New (v8hf, v4hf variants).
6880 (vmaxf): New (v8hf, v4hf variants).
6881 (vmaxnm): New (v8hf, v4hf variants).
6882 (vminf): New (v8hf, v4hf variants).
6883 (vminnm): New (v8hf, v4hf variants).
6884 (vpmaxf): New (v4hf variant).
6885 (vpminf): New (v4hf variant).
6886 (vpadd): New (v4hf variant).
6887 (vrecps): New (v8hf, v4hf variants).
6888 (vrsqrts): New (v8hf, v4hf variants).
6889 (vabs): New (v8hf, v4hf variants).
6890 (vneg): New (v8hf, v4hf variants).
6891 (vrecpe): New (v8hf, v4hf variants).
6892 (vrnd): New (v8hf, v4hf variants).
6893 (vrnda): New (v8hf, v4hf variants).
6894 (vrndm): New (v8hf, v4hf variants).
6895 (vrndn): New (v8hf, v4hf variants).
6896 (vrndp): New (v8hf, v4hf variants).
6897 (vrndx): New (v8hf, v4hf variants).
6898 (vrsqrte): New (v8hf, v4hf variants).
6899 (vmul_lane): Add v4hf and v8hf variants.
6900 (vmul_n): Add v4hf and v8hf variants.
6901 (vext): New (v8hf, v4hf variants).
6902 (vcvts): New (v8hi, v4hi variants).
6903 (vcvts): New (v8hf, v4hf variants).
6904 (vcvtu): New (v8hi, v4hi variants).
6905 (vcvtu): New (v8hf, v4hf variants).
6906 (vcvts_n): New (v8hf, v4hf variants).
6907 (vcvtu_n): New (v8hi, v4hi variants).
6908 (vcvts_n): New (v8hi, v4hi variants).
6909 (vcvtu_n): New (v8hf, v4hf variants).
6910 (vbsl): New (v8hf, v4hf variants).
6911 (vcvtas): New (v8hf, v4hf variants).
6912 (vcvtau): New (v8hf, v4hf variants).
6913 (vcvtms): New (v8hf, v4hf variants).
6914 (vcvtmu): New (v8hf, v4hf variants).
6915 (vcvtns): New (v8hf, v4hf variants).
6916 (vcvtnu): New (v8hf, v4hf variants).
6917 (vcvtps): New (v8hf, v4hf variants).
6918 (vcvtpu): New (v8hf, v4hf variants).
6920 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6922 * config/arm/arm-builtins.c (hf_UP): New.
6924 (vfp_builtin_data): New. Update comment.
6925 (enum arm_builtins): Include "arm_vfp_builtins.def".
6926 (ARM_BUILTIN_VFP_PATTERN_START): New.
6927 (arm_init_vfp_builtins): New.
6928 (arm_init_builtins): Add arm_init_vfp_builtins.
6929 (arm_expand_vfp_builtin): New.
6930 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
6932 * config/arm/arm_vfp_builtins.def: New file.
6933 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
6934 (arm-builtins.o): Likewise.
6936 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
6939 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
6940 from constant while creating value range.
6942 2016-09-23 Renlin Li <renlin.li@arm.com>
6944 * ira.c (ira): Move ira_use_lra_p initialization code to ...
6945 (ira_init_once): Here.
6947 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
6948 Jakub Jelinek <jakub@redhat.com>
6950 * hooks.h (hook_uint_uintp_false): Rename to...
6951 (hook_bool_uint_uintp_false): ... this.
6952 * hooks.c (hook_uint_uintp_false): Rename to...
6953 (hook_bool_uint_uintp_false): ... this.
6954 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
6955 instead of hook_uint_uintp_false.
6957 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6959 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
6960 (arm_init_builtins): Move body of a loop to the standalone
6961 function arm_init_neon_builtin.
6962 (arm_expand_neon_builtin_1): New. Update comment. Function body
6963 moved from arm_neon_builtin with some white-space fixes.
6964 (arm_expand_neon_builtin): Move code into the standalone function
6965 arm_expand_neon_builtin_1.
6967 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6969 * config/arm/iterators.md (VCVTHI): New.
6970 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
6974 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
6975 (V_HALF): Add V4HF. Fix white-space.
6976 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
6977 (V_s_elem): Likewise.
6978 (V_sz_elem): Fix white-space.
6979 (V_elem_ch): Likewise.
6981 (scalar_mul_constraint): Add V8HF and V4HF.
6982 (Is_float_mode): Fix white-space.
6983 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
6984 (q): Add HF. Fix white-space.
6987 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
6988 (neon_vfm_lane_as): New.
6989 * config/arm/neon.md (add<mode>3_fp16): New.
6990 (sub<mode>3_fp16): New.
6991 (mul<mode>3add<mode>_neon): New.
6992 (fma<VH:mode>4_intrinsic): New.
6993 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
6994 (fmsub<VH:mode>4_intrinsic): New.
6995 (<absneg_str><mode>2): New.
6996 (neon_v<absneg_str><mode>): New.
6997 (neon_v<fp16_rnd_str><mode>): New.
6998 (neon_vrsqrte<mode>): New.
6999 (neon_vpaddv4hf): New.
7000 (neon_vadd<mode>): New.
7001 (neon_vsub<mode>): New.
7002 (neon_vmulf<mode>): New.
7003 (neon_vfma<VH:mode>): New.
7004 (neon_vfms<VH:mode>): New.
7005 (neon_vc<cmp_op><mode>): New.
7006 (neon_vc<cmp_op><mode>_fp16insn): New
7007 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
7008 (neon_vca<cmp_op><mode>): New.
7009 (neon_vca<cmp_op><mode>_fp16insn): New.
7010 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
7011 (neon_vc<cmp_op>z<mode>): New.
7012 (neon_vabd<mode>): New.
7013 (neon_v<maxmin>f<mode>): New.
7014 (neon_vp<maxmin>fv4hf: New.
7015 (neon_<fmaxmin_op><mode>): New.
7016 (neon_vrecps<mode>): New.
7017 (neon_vrsqrts<mode>): New.
7018 (neon_vrecpe<mode>): New (VH variant).
7019 (neon_vdup_lane<mode>_internal): New.
7020 (neon_vdup_lane<mode>): New.
7021 (neon_vcvt<sup><mode>): New (VCVTHI variant).
7022 (neon_vcvt<sup><mode>): New (VH variant).
7023 (neon_vcvt<sup>_n<mode>): New (VH variant).
7024 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
7025 (neon_vcvt<vcvth_op><sup><mode>): New.
7026 (neon_vmul_lane<mode>): New.
7027 (neon_vmul_n<mode>): New.
7028 * config/arm/unspecs.md (UNSPEC_VCALE): New
7029 (UNSPEC_VCALT): New.
7030 (UNSPEC_VFMA_LANE): New.
7031 (UNSPECS_VFMS_LANE): New.
7033 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7035 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
7036 ("*extzv<mode><clobbercc_or_nocc>"):
7037 Correct a typo in a comment.
7039 ("*insv<mode>_zEC12", "*insv<mode>_z10")
7040 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
7041 ("*insv<mode>_zEC12_appendbitsleft")
7042 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
7043 ("*insv<mode>_z10_appendbitsleft"): Ditto.
7044 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
7045 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
7046 Provide pattern with operands switched.
7047 ("*pre_z10_extv<mode>"):
7048 Use new subst patterns.
7049 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
7050 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
7051 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
7052 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
7053 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
7054 ("*<risbg_n>_sidi_ior_and_lshiftrt")
7055 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
7057 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
7058 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7059 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
7061 ("SINT"): New mode_iterator with SI, HI, QI.
7062 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
7063 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
7066 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7068 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
7069 new interface of s390_contiguous_bitmask_p.
7070 ("contiguous_bitmask_nowrap_operand"): New predicate.
7071 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
7072 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
7073 of s390_contiguous_bitmask_p.
7074 ("NxxDw"): Rename NxxDq constraint to NxxDw.
7075 ("NxxSw"): New constraint.
7076 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
7077 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
7079 (s390_contiguous_bitmask_nowrap_p): Export.
7080 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
7081 former s390_contiguous_bitmask_p.
7082 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
7083 detect contiguous bit ranges with wraparound. Change signature to
7084 return START and END position instead of POS and LENGTH.
7085 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
7086 ranges with wraparound.
7087 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
7088 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
7089 Adapt to new signature of s390_contiguous_bitmask_p.
7091 2016-09-23 Bin Cheng <bin.cheng@arm.com>
7093 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
7094 (create_intersect_range_checks): New.
7095 (vect_create_cond_for_alias_checks): Call above function.
7097 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7099 * config/arm/iterators.md (Code iterators): Fix some white-space
7103 (FCVT): Moved from vfp.md.
7104 (VCVT_HF_US_N): New.
7105 (VCVT_SI_US_N): New.
7110 (FCVTI32typename): Moved from vfp.md.
7111 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
7112 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
7113 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
7114 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
7115 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
7117 (fp16_rnd_str): New.
7118 (fp16_rnd_insn): New.
7119 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
7120 (UNSPEC_VCVT_HF_U_N): New.
7121 (UNSPEC_VCVT_SI_S_N): New.
7122 (UNSPEC_VCVT_SI_U_N): New.
7123 (UNSPEC_VCVTH_S): New.
7124 (UNSPEC_VCVTH_U): New.
7125 (UNSPEC_VCVTA_S): New.
7126 (UNSPEC_VCVTA_U): New.
7127 (UNSPEC_VCVTM_S): New.
7128 (UNSPEC_VCVTM_U): New.
7129 (UNSPEC_VCVTN_S): New.
7130 (UNSPEC_VCVTN_U): New.
7131 (UNSPEC_VCVTP_S): New.
7132 (UNSPEC_VCVTP_U): New.
7133 (UNSPEC_VCVTP_S): New.
7134 (UNSPEC_VCVTP_U): New.
7136 (UNSPEC_VRNDA): New.
7137 (UNSPEC_VRNDI): New.
7138 (UNSPEC_VRNDM): New.
7139 (UNSPEC_VRNDN): New.
7140 (UNSPEC_VRNDP): New.
7141 (UNSPEC_VRNDX): New.
7142 * config/arm/vfp.md (<absneg_str>hf2): New.
7144 (neon_v<fp16_rnd_str>hf): New.
7145 (neon_vrndihf): New.
7150 (*mulsf3neghf_vfp): New.
7151 (*negmulhf3_vfp): New.
7152 (*mulsf3addhf_vfp): New.
7153 (*mulhf3subhf_vfp): New.
7154 (*mulhf3neghfaddhf_vfp): New.
7155 (*mulhf3neghfsubhf_vfp): New.
7158 (fmsubhf4_fp16): New.
7162 (neon_vsqrthf): New.
7163 (neon_vrsqrtshf): New.
7164 (FCVT): Move to iterators.md.
7165 (FCVTI32typename): Likewise.
7166 (neon_vcvth<sup>hf): New.
7167 (neon_vcvth<sup>si): New.
7168 (neon_vcvth<sup>_nhf_unspec): New.
7169 (neon_vcvth<sup>_nhf): New.
7170 (neon_vcvth<sup>_nsi_unspec): New.
7171 (neon_vcvth<sup>_nsi): New.
7172 (neon_vcvt<vcvth_op>h<sup>si): New.
7173 (neon_<fmaxmin_op>hf): New.
7175 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7177 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
7178 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
7179 ("*insv<mode>_zEC12_appendbitsleft")
7180 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
7181 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
7183 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7185 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
7186 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
7187 construct values without normalization.
7188 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
7189 static local lhs_ops to vNULL.
7191 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7192 Jiong Wang <jiong.wang@arm.com>
7194 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
7195 available when FP16 instructions are available.
7196 (output_move_vfp): Add support for 16-bit data moves.
7197 (arm_validize_comparison): Fix some white-space. Support HFmode
7198 by conversion to SFmode.
7199 * config/arm/arm.md (truncdfhf2): Fix a comment.
7200 (extendhfdf2): Likewise.
7202 (movsicc): Fix some white-space.
7204 (movsfcc): Fix some white-space.
7206 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
7207 instructions are available.
7208 (*thumb2_movhi_vfp): Likewise.
7209 (*arm_movhi_fp16): New.
7210 (*thumb2_movhi_fp16): New.
7211 (*movhf_vfp_fp16): New.
7212 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
7213 (*movhf_vfp): Likewise.
7214 (extendhfsf2): Enable when VFP FP16 instructions are available.
7215 (truncsfhf2): Enable when VFP FP16 instructions are available.
7217 2016-09-23 Martin Liska <mliska@suse.cz>
7219 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
7221 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7223 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
7225 (arm_evpc_neon_vtrn): Likewise.
7226 (arm_evpc_neon_vrev): Likewise.
7227 (arm_evpc_neon_vext): Likewise.
7228 * config/arm/arm_neon.h (vbsl_f16): New.
7232 (vdup_lane_f16): New.
7233 (vdupq_lane_f16): New.
7246 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
7247 (vdup_lane): New (v8hf, v4hf variants).
7248 (vext): New (v8hf, v4hf variants).
7249 (vbsl): New (v8hf, v4hf variants).
7250 * config/arm/iterators.md (VDQWH): New.
7252 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
7253 (Scalar_mul_8_16): Fix white-space.
7254 (Is_d_reg): Add V4HF and V8HF.
7255 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
7256 (neon_vdup_lane<mode>): New.
7257 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
7258 (*neon_vtrn<mode>_insn): Likewise.
7259 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
7260 (*neon_vzip<mode>_insn): Likewise
7261 (neon_vuzp<mode>_internal): Likewise.
7262 (*neon_vuzp<mode>_insn): Likewise
7263 * config/arm/vec-common.md (vec_perm_const<mode>): New.
7265 2016-09-23 Jiong Wang <jiong.wang@arm.com>
7266 Matthew Wahab <matthew.wahab@arm.com>
7268 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
7269 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
7270 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
7271 available. Also fix some white-space.
7272 * config/arm/vfp.md (*arm_movhi_vfp): New.
7273 (*thumb2_movhi_vfp): New.
7275 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7277 * config/arm/arm-c.c (arm_cpu_builtins): Define
7278 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
7279 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
7281 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7283 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
7284 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
7285 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
7286 arm_v8_2a_fp16_neon_hw.
7287 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
7290 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7292 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
7293 arm_fp16_alternative_ok and arm_fp16_none_ok.
7295 2016-09-23 Martin Liska <mliska@suse.cz>
7297 * ipa-icf.c (sem_variable::merge): Replace adress with address.
7299 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7301 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
7303 ("armv8.2-a+fp16"): New.
7304 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
7305 (FL2_FP16INST): New.
7306 (FL2_FOR_ARCH8_2A): New.
7307 * config/arm/arm-tables.opt: Regenerate.
7308 * config/arm/arm.c (arm_arch8_2): New.
7309 (arm_fp16_inst): New.
7310 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
7311 for incompatible fp16-format settings.
7312 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
7313 (TARGET_NEON_FP16INST): New.
7314 (arm_arch8_2): Declare.
7315 (arm_fp16_inst): Declare.
7316 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
7317 march=armv8.2-a and march=armv8.2-a+fp16.
7318 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
7320 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
7321 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
7323 2016-09-23 Martin Liska <mliska@suse.cz>
7325 * doc/extend.texi: Remove fused-madd from i386 target options.
7327 2016-09-23 Martin Liska <mliska@suse.cz>
7329 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
7332 2016-09-23 Martin Liska <mliska@suse.cz>
7334 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
7337 2016-09-23 Martin Liska <mliska@suse.cz>
7340 * config/i386/i386.c (ix86_option_override_internal): Change
7341 signature and return false when there's an error related to
7343 (release_options_strings): New function.
7344 (ix86_valid_target_attribute_tree): Call the function.
7346 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7348 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
7349 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
7350 (gen_hsa_ctor_assignment): Likewise.
7351 * print-tree.c (print_node): Likewise.
7352 * tree-dump.c (dequeue_and_dump): Likewise.
7353 * tree-sra.c (sra_modify_constructor_assign): Likewise.
7354 * expr.c (store_constructor): Likewise.
7355 * fold-const.c (operand_equal_p): Likewise.
7356 * tree-pretty-print.c (dump_generic_node): Likewise.
7357 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
7358 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
7360 2016-09-23 Richard Biener <rguenther@suse.de>
7362 * hooks.h (hook_uint_uintp_false): Declare.
7364 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7366 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
7367 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
7369 2016-09-22 Martin Sebor <msebor@redhat.com>
7372 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
7373 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
7374 (target_int_min): Correct computation.
7375 (format_integer): Use long long as the argument for the ll length
7377 (format_floating): Use target_int_max().
7378 (get_string_length): Same.
7379 (format_string): Avoid setting the bounded flag for strings
7381 (try_substitute_return_value): Avoid setting range info when
7382 the result isn't bounded.
7383 * varasm.c (assemble_name): Increase buffer size.
7385 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
7386 Terry Guo <terry.guo@arm.com>
7388 * target.def (elf_flags_numeric): New target hook.
7389 * targhooks.h (default_asm_elf_flags_numeric): New.
7390 * varasm.c (default_asm_elf_flags_numeric): New.
7391 (default_elf_asm_named_section): Use new target hook.
7392 * config/arm/arm.opt (mpure-code): New.
7393 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
7394 * config/arm/arm.c (arm_asm_init_sections): Add section
7395 attribute to default text section if -mpure-code.
7396 (arm_option_check_internal): Diagnose use of option with
7397 non supported targets and/or options.
7398 (arm_asm_elf_flags_numeric): New.
7399 (arm_function_section): New.
7400 (arm_elf_section_type_flags): New.
7401 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
7403 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
7404 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
7406 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
7408 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
7410 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7412 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
7413 * rtl.h: Adjust prototype.
7415 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7417 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
7418 (prev_active_insn): Likewise.
7419 (active_insn_p): Likewise.
7420 * rtl.h: Adjust prototypes.
7421 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7422 * config/arc/arc.md: Likewise.
7423 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
7424 (branch_needs_nop_p): Likewise.
7425 (use_skip_p): Likewise.
7426 * config/sh/sh.c (gen_block_redirect): Likewise.
7427 (split_branches): Likewise.
7428 * reorg.c (optimize_skip): Likewise.
7429 (fill_simple_delay_slots): Likewise.
7430 (fill_slots_from_thread): Likewise.
7431 (relax_delay_slots): Likewise.
7432 * resource.c (mark_target_live_regs): Likewise.
7434 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7436 * config/cris/cris.c (cris_asm_output_case_end): Change argument
7438 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
7439 (prev_nonnote_nondebug_insn): Likewise.
7440 * config/cris/cris-protos.h: Adjust prototype.
7442 * jump.c (rtx_renumbered_equal_p): Adjust.
7444 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7446 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
7447 * rtl.h: Adjust prototype.
7448 * config/sh/sh.md: Adjust.
7449 * dwarf2out.c (add_var_loc_to_decl): Likewise.
7451 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7453 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
7454 (prev_nondebug_insn): Likewise.
7455 * loop-doloop.c (doloop_condition_get): Likewise.
7456 * rtl.h: Adjust prototype.
7457 * cfgloop.h: Likewise.
7459 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7461 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
7462 (prev_nonnote_insn): Likewise.
7463 * jump.c (reversed_comparison_code_parts): Likewise.
7464 (reversed_comparison): Likewise.
7465 * rtl.h: Adjust prototypes.
7466 * config/arc/arc.md: Adjust.
7467 * cse.c (find_comparison_args): Likewise.
7468 * reorg.c (redundant_insn): Change return type to rtx_insn *.
7469 (fix_reg_dead_note): Change argument type to rtx_insn *.
7470 (delete_prior_computation): Likewise.
7471 (delete_computation): Likewise.
7472 (fill_slots_from_thread): Adjust.
7473 (relax_delay_slots): Likewise.
7474 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7475 (simplify_relational_operation_1): Likewise.
7476 (simplify_ternary_operation): Likewise.
7478 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7480 * config/arc/arc-protos.h (arc_label_align): Change type of
7481 variables from rtx to rtx_insn *.
7482 * config/arc/arc.c (arc_label_align): Likewise.
7483 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
7484 * config/bfin/bfin.c (workaround_speculation): Likewise.
7485 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
7486 (find_last_same_clock): Likewise.
7487 (reorg_split_calls): Likewise.
7488 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
7489 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
7490 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
7491 (same_cmp_following_p): Likewise.
7492 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
7493 (same_cmp_following_p): Likwise.
7494 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
7495 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
7496 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
7497 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
7498 (rl78_alloc_physical_registers_cmp): Likewise.
7499 (rl78_alloc_physical_registers_umul): Likewise.
7500 (rl78_calculate_death_notes): Likewise.
7501 * config/s390/s390-protos.h (s390_label_align): Likewise.
7502 * config/s390/s390.c (s390_label_align): Likewise.
7503 * config/sh/sh.c (barrier_align): Likewise.
7504 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
7505 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
7506 (emit_cbcond_nop): Likewise.
7508 2016-09-22 Martin Liska <mliska@suse.cz>
7511 * ipa-icf.c (sem_variable::merge): Yield merge operation if
7512 alias address matters, not necessarily address of original.
7514 2016-09-22 Richard Biener <rguenther@suse.de>
7517 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
7520 2016-09-22 Richard Biener <rguenther@suse.de>
7523 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
7524 from constant folding results.
7525 (gimple_resimplify2): Likewise.
7526 (gimple_resimplify3): Likewise.
7528 2016-09-22 Richard Biener <rguenther@suse.de>
7531 * expr.c (expand_expr_real_1): Guard array access against negative
7534 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7536 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
7538 (format_floating): Likewise.
7540 2016-09-22 Jakub Jelinek <jakub@redhat.com>
7543 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
7544 for all IFN_GOMP_SIMD_* internal fns, not just for
7545 IFN_GOMP_SIMD_ORDERED_*.
7547 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7550 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
7551 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
7552 instructions when you want to invert the test.
7553 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
7554 correct order for XXSEL.
7555 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
7556 for using XSCMP{EQ,GT,GE}DP.
7558 2016-09-21 David Malcolm <dmalcolm@redhat.com>
7560 * genconstants.c (main): Introduce noop_reader and convert call
7561 to read_md_files to a method call.
7562 * genenums.c (main): Likewise.
7563 * genmddeps.c (main): Likewise.
7564 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
7565 rtx_reader_ptr->get_top_level_filename ().
7566 (write_tm_preds_h): Likewise.
7567 (write_insn_preds_c): Likewise.
7568 * gensupport.c (class gen_reader): New subclass of rtx_reader.
7569 (rtx_handle_directive): Convert to...
7570 (gen_reader::handle_unknown_directive): ...this.
7571 (init_rtx_reader_args_cb): Convert return type from bool to
7572 rtx_reader *. Create a gen_reader instance, using it for the
7573 call to read_md_files. Return it if no errors occur.
7574 (init_rtx_reader_args): Convert return type from bool to
7576 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7577 (init_rtx_reader_args_cb): Likewise.
7578 * read-md.c (struct file_name_list): Move to class rtx_reader.
7579 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
7580 (read_md_filename): Delete in favor of
7581 rtx_reader::m_read_md_filename.
7582 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
7583 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
7584 (base_dir): Delete in favor of rtx_reader::m_base_dir.
7585 (first_dir_md_include): Delete in favor of
7586 rtx_reader::m_first_dir_md_include.
7587 (last_dir_md_include_ptr): Delete in favor of
7588 rtx_reader::m_last_dir_md_include_ptr.
7589 (max_include_len): Delete.
7590 (rtx_reader_ptr): New.
7591 (fatal_with_file_and_line): Use get_filename and get_lineno
7592 accessors of rtx_reader_ptr.
7593 (require_char_ws): Likewise.
7594 (rtx_reader::read_char): New method, based on ::read_char.
7595 (rtx_reader::unread_char): New method, based on ::unread_char.
7596 (read_escape): Use get_filename and get_lineno accessors of
7598 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
7599 (read_string): Use get_filename and get_lineno accessors of
7601 (rtx_reader::rtx_reader): New ctor.
7602 (rtx_reader::~rtx_reader): New dtor.
7603 (handle_include): Convert from a function to...
7604 (rtx_reader::handle_include): ...this method, converting
7605 handle_directive from a callback to a virtual function.
7606 (handle_file): Likewise, converting to...
7607 (rtx_reader::handle_file): ...this method.
7608 (handle_toplevel_file): Likewise, converting to...
7609 (rtx_reader::handle_toplevel_file): ...this method.
7610 (rtx_reader::get_current_location): New method.
7611 (parse_include): Convert from a function to...
7612 (rtx_reader::add_include_path): ...this method, dropping redundant
7613 update to unused max_include_len.
7614 (read_md_files): Convert from a function to...
7615 (rtx_reader::read_md_files): ...this method, converting
7616 handle_directive from a callback to a virtual function.
7617 (noop_reader::handle_unknown_directive): New method.
7618 * read-md.h (directive_handler_t): Delete this typedef.
7620 (read_md_file): Delete.
7621 (read_md_lineno): Delete.
7622 (read_md_filename): Delete.
7623 (class rtx_reader): New class.
7624 (rtx_reader_ptr): New decl.
7625 (class noop_reader): New subclass of rtx_reader.
7626 (read_char): Reimplement in terms of rtx_reader::read_char.
7627 (unread_char): Reimplement in terms of rtx_reader::unread_char.
7628 (read_md_files): Delete.
7629 * read-rtl.c (read_rtx_code): Update for deletion of globals
7630 read_md_filename and read_md_lineno.
7632 2016-09-21 Jason Merrill <jason@redhat.com>
7634 * input.h (from_macro_definition_at): New.
7636 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
7638 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
7640 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7642 PR tree-optimization/77550
7643 * tree-vect-stmts.c (create_array_ref): Change parameters.
7644 (get_group_alias_ptr_type): New function.
7645 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
7647 2016-09-21 Marek Polacek <polacek@redhat.com>
7649 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7650 Add falls through comment.
7652 2016-09-21 Richard Biener <rguenther@suse.de>
7654 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
7655 (replace_child): Likewise.
7656 (remove_child_TAG): Adjust.
7657 (move_marked_base_types): Likewise.
7658 (prune_unused_types_prune): Clear die_sib of removed children.
7660 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
7663 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
7664 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
7666 2016-09-21 Richard Biener <rguenther@suse.de>
7668 PR tree-optimization/77648
7669 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
7671 (make_transitive_closure_constraints): Adjust comment.
7672 (make_any_offset_constraints): New function.
7673 (handle_rhs_call): Make sure to first expand a pointer to all
7674 subfields before transitively closing it.
7675 (handle_const_call): Likewise. Properly expand returned
7677 (handle_pure_call): Likewise.
7679 2016-09-21 Richard Biener <rguenther@suse.de>
7680 Jakub Jelinek <jakub@redhat.com>
7682 PR tree-optimization/77621
7683 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
7684 group at non-vectorizable stmts.
7686 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7688 PR tree-optimization/72835
7689 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
7690 (make_new_ssa_for_all_defs): Likewise.
7691 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
7693 2016-09-20 Martin Sebor <msebor@redhat.com>
7696 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
7697 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
7698 * config/linux.c (gnu_libc_printf_pointer_format): New function.
7699 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
7700 * config/sol2.c (solaris_printf_pointer_format): New function.
7701 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
7703 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
7704 * doc/tm.texi: Regenerate.
7705 * gimple-fold.h (get_range_strlen): New function.
7706 (get_maxval_strlen): Declare existing function.
7707 * gimple-fold.c (get_range_strlen): Add arguments and compute both
7708 maximum and minimum.
7709 (get_range_strlen): Define overload.
7710 (get_maxval_strlen): Adjust.
7711 * gimple-ssa-sprintf.c: New file and pass.
7712 * passes.def (pass_sprintf_length): Add new pass.
7713 * targhooks.h (default_printf_pointer_format): Declare new function.
7714 (gnu_libc_printf_pointer_format): Same.
7715 (solaris_libc_printf_pointer_format): Same.
7716 * targhooks.c (default_printf_pointer_format): Define new function.
7717 * tree-pass.h (make_pass_sprintf_length): Declare new function.
7718 * print-tree.c: Increase buffer size.
7720 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7722 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
7724 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7726 * common.opt: New option -fipa-vrp.
7727 * ipa-cp.c (ipa_get_vr_lat): New.
7728 (ipcp_vr_lattice::print): Likewise.
7729 (print_all_lattices): Call ipcp_vr_lattice::print.
7730 (ipcp_vr_lattice::meet_with): New.
7731 (ipcp_vr_lattice::meet_with_1): Likewise.
7732 (ipcp_vr_lattice::top_p): Likewise.
7733 (ipcp_vr_lattice::bottom_p): Likewsie.
7734 (ipcp_vr_lattice::set_to_bottom): Likewise.
7735 (set_all_contains_variable): Call VR set_to_bottom.
7736 (initialize_node_lattices): Init VR lattices.
7737 (propagate_vr_accross_jump_function): New.
7738 (propagate_constants_accross_call): Call
7739 propagate_vr_accross_jump_function.
7740 (ipcp_store_vr_results): New.
7741 (ipcp_driver): Handle VR.
7742 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
7743 (ipa_set_jf_unknown): Likewise.
7744 (ipa_compute_jump_functions_for_edge): Likewise.
7745 (ipa_node_params_t::duplicate): Likewise.
7746 (ipa_write_jump_function): Likewise.
7747 (ipa_read_jump_function): Likewise.
7748 (write_ipcp_transformation_info): Likewise.
7749 (read_ipcp_transformation_info): Likewise.
7750 (ipcp_update_vr): New.
7751 (ipcp_transform_function): Handle VR.
7752 * ipa-prop.h (struct ipa_vr): New.
7753 * cgraph.c: Include tree-vrp.h.
7754 * cgraphunit.c: Likewise.
7755 * ipa-utils.c: Likewise.
7758 * toplev.c: Likewise.
7759 * ipa-devirt.c: Likewise.
7760 * ipa-inline-transform.c: Likewise.
7761 * ipa-inline.c: Likewise.
7762 * ipa-profile.c: Likewise.
7764 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7766 * doc/invoke.texi: Document -fdump-tree-evrp.
7767 * passes.def: Define new pass_early_vrp.
7768 * timevar.def: Define new TV_TREE_EARLY_VRP.
7769 * tree-pass.h (make_pass_early_vrp): New.
7770 * tree-ssa-propagate.c: Make replace_uses_in non static.
7771 * tree-ssa-propagate.h: Export replace_uses_in.
7772 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
7773 (extract_range_from_assert): Factor out
7774 extract_range_for_var_from_comparison_expr.
7775 (vrp_initialize_lattice): New.
7776 (vrp_initialize): Factor out vrp_initialize_lattice.
7777 (vrp_valueize): Fix it to reject complex value ranges.
7778 (vrp_free_lattice): New.
7779 (evrp_dom_walker::before_dom_children): Likewise.
7780 (evrp_dom_walker::after_dom_children): Likewise.
7781 (evrp_dom_walker::push_value_range): Likewise.
7782 (evrp_dom_walker::pop_value_range): Likewise.
7783 (execute_early_vrp): Likewise.
7784 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
7785 (make_pass_early_vrp): New.
7787 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7789 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
7790 instead of exact_log2.
7792 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7795 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
7796 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
7797 (ix86_add_stmt_cost): Penalize DFmode vector operations
7798 for !TARGET_VECTORIZE_DOUBLE.
7800 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
7802 * doc/invoke.texi (Warning Options): Simplify language.
7803 (Optimize Options): Complete sentence.
7805 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
7807 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
7810 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
7813 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
7814 inits on power8 and above, use the VMRGEW instruction instead of a
7817 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
7818 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
7821 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7823 * config/aarch64/arm_neon.h
7824 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
7825 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
7826 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
7828 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7830 * config/var/vax.h (ELIMINABLE_REGS): Define.
7831 (INITIAL_ELIMINATION_OFFSET): Define.
7833 2016-09-20 Jakub Jelinek <jakub@redhat.com>
7836 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
7837 cast to void * if the cast is from some other pointer type.
7839 2016-09-20 Richard Biener <rguenther@suse.de>
7841 PR tree-optimization/77646
7842 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
7845 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7847 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
7848 attributes to all inlined functions and make them extern.
7850 2016-09-20 Richard Biener <rguenther@suse.de>
7852 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
7854 * debug.c (do_nothing_debug_hooks): Adjust.
7855 * dbxout.c (dbx_debug_hooks): Likewise.
7856 * sdbout.c (sdb_debug_hooks): Likewise.
7857 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
7858 (dwarf2out_finish): Move producer, filename and
7860 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
7861 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
7863 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7866 * doc/invoke.texi: Document -Wint-in-bool-context.
7869 * dwarf2out.c (output_loc_operands): Fix an assertion.
7871 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7873 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
7874 (CR_DECIMAL_DIG): New macro.
7876 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7878 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
7881 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
7883 PR rtl-optimization/77416
7884 * lra-remat.c (operand_to_remat): Process hard coded insn
7887 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7889 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
7890 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
7892 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
7894 * target.def (lra_p): Wordsmithing.
7895 * doc/tm.texi: Regenerate.
7897 2016-09-19 Jakub Jelinek <jakub@redhat.com>
7898 Jan Hubicka <jh@suse.cz>
7901 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
7902 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
7903 Call ultimate_alias_target just once, not up to 4 times.
7905 2016-09-19 Richard Biener <rguenther@suse.de>
7907 * dwarf2out.c (early_dwarf_finished): New global.
7908 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
7910 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
7911 if called from LTO exit early.
7912 (dwarf2out_late_global_decl): When being during the early
7913 debug phase do not add locations but only const value attributes.
7914 Adjust the way we generate early DIEs for LTO.
7916 2016-09-19 Richard Biener <rguenther@suse.de>
7919 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
7920 proper niter to bound the loops.
7922 2016-09-19 Richard Biener <rguenther@suse.de>
7924 PR tree-optimization/77514
7925 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
7926 search for folded stmt.
7928 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
7930 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
7931 * tree-pass.h (make_pass_early_thread_jumps): Declare.
7932 * tree-ssa-threadbackward.c (fsm_find_thread_path,
7933 fsm_find_thread_path, profitable_jump_thread_path,
7934 fsm_find_control_statement_thread_paths,
7935 find_jump_threads_backwards): Add speed_p parameter.
7936 (pass_data_early_thread_jumps): New pass.
7937 (make_pass_early_thread_jumps): New function.
7939 2016-09-17 Andreas Schwab <schwab@suse.de>
7941 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
7942 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7944 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
7946 * recog.c (rest_of_handle_split_after_reload): Delete.
7947 (pass_split_after_reload::gate): New method.
7948 (pass_split_after_reload::execute): Call split_all_insns directly.
7950 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
7952 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
7953 parameters for functions taking long long arguments.
7955 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7958 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
7959 splat with truncate.
7961 2016-09-16 Jason Merrill <jason@redhat.com>
7963 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
7965 * hwint.c (exact_log2): Use pow2p_hwi.
7966 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
7967 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
7968 * builtins.c (get_object_alignment_2, get_object_alignment)
7969 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
7971 * calls.c (compute_argument_addresses, store_one_arg): Use
7973 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
7974 * combine.c (force_to_mode): Use least_bit_hwi.
7975 (contains_muldiv, find_split_point, combine_simplify_rtx)
7976 (simplify_if_then_else, simplify_set, force_to_mode)
7977 (if_then_else_cond, simplify_and_const_int_1)
7978 (simplify_compare_const): Use pow2p_hwi.
7979 * cse.c (fold_rtx): Use pow2p_hwi.
7980 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
7982 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
7983 (init_expmed_one_conv): Use pow2p_hwi.
7984 * expr.c (is_aligning_offset): Use pow2p_hwi.
7985 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
7986 (fold_binary_loc): Use pow2p_hwi.
7987 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
7988 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
7989 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
7990 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
7992 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
7993 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
7994 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
7995 * omp-low.c (oacc_loop_fixed_partitions)
7996 (oacc_loop_auto_partitions): Use least_bit_hwi.
7997 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
7998 * stor-layout.c (place_field): Use least_bit_hwi.
7999 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
8000 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
8001 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
8002 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
8003 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
8004 * tree-vect-data-refs.c (vect_analyze_group_access_1)
8005 (vect_grouped_store_supported, vect_grouped_load_supported)
8006 (vect_permute_load_chain, vect_shift_permute_load_chain)
8007 (vect_transform_grouped_load): Use pow2p_hwi.
8008 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
8009 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
8010 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
8012 * tsan.c (instrument_expr): Use least_bit_hwi.
8013 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
8015 2016-09-16 Andreas Schwab <schwab@suse.de>
8017 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
8019 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8021 2016-09-16 Jakub Jelinek <jakub@redhat.com>
8024 * combine.c (rest_of_handle_combine): If any edges have been purged,
8025 free dominators if available.
8027 2016-09-16 Jakub Jelinek <jakub@redhat.com>
8028 Eric Botcazou <ebotcazou@adacore.com>
8031 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
8032 through into expand_addsub_overflow after expand_neg_overflow.
8034 2016-09-15 David Malcolm <dmalcolm@redhat.com>
8036 * diagnostic-show-locus.c
8037 (selftest::test_fixit_insert_containing_newline): New function.
8038 (selftest::test_fixit_replace_containing_newline): New function.
8039 (selftest::diagnostic_show_locus_c_tests): Call the above.
8041 2016-09-15 Bin Cheng <bin.cheng@arm.com>
8043 PR tree-optimization/77503
8044 * tree-vect-loop.c (vectorizable_reduction): Record reduction
8045 code for CONST_COND_REDUCTION at analysis stage and use it at
8047 * tree-vectorizer.h (struct _stmt_vec_info): New field.
8048 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
8049 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
8052 2016-09-15 Richard Biener <rguenther@suse.de>
8055 * fold-const.c (split_tree): Do not split constant ~X.
8057 2016-09-15 Jakub Jelinek <jakub@redhat.com>
8059 PR rtl-optimization/77425
8060 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
8064 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
8065 use %qs instead of %s where desirable, use argument instead of arg in
8066 the diagnostic wording, add list of supported strategies and
8068 (ix86_option_override_internal): Emit target("m...") instead of
8069 option("m...") in the diagnostic. Use %qs instead of %s in invalid
8070 -march/-mtune option diagnostic. Add list of supported arches/tunings
8071 and spellcheck hint. Remove prefix, suffix and sw variables, use
8072 main_args_p ? "..." : "..." in diagnostics to make translation
8075 2016-09-15 Richard Biener <rguenther@suse.de>
8077 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
8078 extra offset argument.
8079 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
8080 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
8081 to reflect new offset parameter.
8082 * doc/tm.texi: Regenerate.
8083 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
8084 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
8086 (darwin_asm_output_dwarf_offset): Likewise.
8087 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
8089 (darwin_asm_output_dwarf_offset): Pass offset argument through.
8090 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
8091 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8093 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
8096 * ipa-icf.c (set_alias_uids): New function.
8097 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
8098 all the merged variable's referring aliases.
8100 2016-09-15 Richard Biener <rguenther@suse.de>
8102 PR tree-optimization/77514
8103 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
8104 only forced_stmts sequence.
8106 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
8108 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
8109 * cfgexpand.c (update_alias_info_with_stack_vars): Use
8110 FOR_EACH_SSA_NAME to iterate over SSA variables.
8111 (pass_expand::execute): Likewise.
8112 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
8113 * tree-cfg.c (dump_function_to_file): Likewise.
8114 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
8115 (update_ssa): Likewise.
8116 * tree-ssa-alias.c (dump_alias_info): Likewise.
8117 * tree-ssa-ccp.c (ccp_finalize): Likewise.
8118 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
8119 (create_outofssa_var_map): Likewise.
8120 (coalesce_ssa_name): Likewise.
8121 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
8122 * tree-ssa-pre.c (compute_avail): Likewise.
8123 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
8124 (scc_vn_restore_ssa_info): Likewise.
8125 (free_scc_vn): Likwise.
8126 (run_scc_vn): Likewise.
8127 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
8128 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
8129 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8130 * tree-ssa.c (verify_ssa): Likewise.
8132 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
8134 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
8135 and mips64r2 as default 32-bit and 64-bit architectures.
8136 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
8137 as default 32-bit and 64-bit architectures.
8139 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
8141 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
8144 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8146 * target.def (lra_p): Change commentary (for the manual) for the
8148 * doc/tm.texi: Regenerate.
8150 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8152 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
8153 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
8154 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
8155 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
8157 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8159 * targhooks.c (default_lra_p): Return true instead of false.
8161 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8163 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
8164 hook_bool_void_false.
8165 * config/avr/avr.c: Ditto.
8166 * config/bfin/bfin.c: Ditto.
8167 * config/c6x/c6x.c: Ditto.
8168 * config/cr16/cr16.c: Ditto.
8169 * config/cris/cris.c: Ditto.
8170 * config/epiphany/epiphany.c: Ditto.
8171 * config/fr30/fr30.c: Ditto.
8172 * config/frv/frv.c: Ditto.
8173 * config/h8300/h8300.c: Ditto.
8174 * config/ia64/ia64.c: Ditto.
8175 * config/iq2000/iq2000.c: Ditto.
8176 * config/lm32/lm32.c: Ditto.
8177 * config/m32c/m32c.c: Ditto.
8178 * config/m32r/m32r.c: Ditto.
8179 * config/m68k/m68k.c: Ditto.
8180 * config/mcore/mcore.c: Ditto.
8181 * config/microblaze/microblaze.c: Ditto.
8182 * config/mmix/mmix.c: Ditto.
8183 * config/mn10300/mn10300.c: Ditto.
8184 * config/moxie/moxie.c: Ditto.
8185 * config/msp430/msp430.c: Ditto.
8186 * config/nios2/nios2.c: Ditto.
8187 * config/nvptx/nvptx.c: Ditto.
8188 * config/pa/pa.c: Ditto.
8189 * config/pdp11/pdp11.c: Ditto.
8190 * config/rl78/rl78.c: Ditto.
8191 * config/sparc/sparc.c: Ditto.
8192 * config/spu/spu.c: Ditto.
8193 * config/stormy16/stormy16.c: Ditto.
8194 * config/tilegx/tilegx.c: Ditto.
8195 * config/tilepro/tilepro.c: Ditto.
8196 * config/v850/v850.c: Ditto.
8197 * config/vax/vax.c: Ditto.
8198 * config/visium/visium.c: Ditto.
8199 * config/xtensa/xtensa.c: Ditto.
8201 2016-09-14 Jakub Jelinek <jakub@redhat.com>
8204 * tsan.c: Include target.h.
8205 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
8206 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
8207 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
8208 BUILT_IN_ATOMIC_TEST_AND_SET entries.
8209 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
8211 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
8212 Martin Liska <mliska@suse.cz>
8215 * predict.c (force_edge_cold): Add braces to a condition.
8217 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
8219 PR rtl-optimization/77289
8220 * lra-constraints.c (get_final_hard_regno): Removed.
8221 (get_hard_regno): Add new parameter final_p.
8222 (get_reg_class): Directly call lra_get_elimination_hard_regno.
8223 (operands_match_p): Adjust call to get_hard_regno.
8224 (uses_hard_regs_p): Likewise.
8225 (process_alt_operands): Likewise.
8227 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
8230 * config/msp430/msp430.c (msp430_start_function): Emit an error
8231 if a function is both weak and specifies an interrupt number.
8233 2016-09-13 Jakub Jelinek <jakub@redhat.com>
8235 PR tree-optimization/77454
8236 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
8237 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
8240 2016-09-13 Tamar Christina <tamar.christina@arm.com>
8242 * config/aarch64/aarch64-builtins.c
8243 (aarch64_init_simd_builtins): Fix builtin type signature printing.
8245 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
8247 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
8248 SFmode and SCmode arguments by reference.
8250 2016-09-13 David Malcolm <dmalcolm@redhat.com>
8252 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
8254 (selftest::test_one_liner_fixit_insert_before): ...this, and update
8255 for renaming of add_fixit_insert to add_fixit_insert_before.
8256 (selftest::test_one_liner_fixit_insert_after): New function.
8257 (selftest::test_one_liner_fixit_validation_adhoc_locations):
8258 Update for renaming of add_fixit_insert to add_fixit_insert_before.
8259 (selftest::test_one_liner_many_fixits): Likewise.
8260 (selftest::test_diagnostic_show_locus_one_liner): Update for
8261 renaming, call new test function.
8262 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
8263 renaming of add_fixit_insert to add_fixit_insert_before.
8264 (selftest::test_fixit_consolidation): Likewise.
8265 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
8267 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
8268 (selftest::test_applying_fixits_insert_before): ...this.
8269 (selftest::test_applying_fixits_insert): Update for renaming of
8270 add_fixit_insert to add_fixit_insert_before.
8271 (selftest::test_applying_fixits_insert_after): New function.
8272 (selftest::test_applying_fixits_insert_after_at_line_end): New
8274 (selftest::test_applying_fixits_insert_after_failure): New function.
8275 (selftest::test_applying_fixits_multiple): Update for renaming of
8276 add_fixit_insert to add_fixit_insert_before.
8277 (selftest::change_line): Likewise.
8278 (selftest::test_applying_fixits_unreadable_file): Likewise.
8279 (selftest::test_applying_fixits_line_out_of_range): Likewise.
8280 (selftest::test_applying_fixits_column_validation): Likewise.
8281 (selftest::test_applying_fixits_column_validation): Likewise.
8282 (selftest::edit_context_c_tests): Update for renamed test function;
8283 call new test functions.
8285 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
8287 PR tree-optimization/77536
8288 PR rtl-optimization/68212
8289 * config/rs6000/rs6000.md (div->recip splitter): Remove
8290 optimize_insn_for_speed_p condition.
8292 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
8294 * optabs.c (prepare_cmp_insn): Update documentation comment.
8296 2016-09-13 Jakub Jelinek <jakub@redhat.com>
8297 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8300 * opts.h (candidates_list_and_hint): Declare.
8301 * opts-common.c (candidates_list_and_hint): New function.
8302 (cmdline_handle_error): Use it.
8304 2016-09-12 David Malcolm <dmalcolm@redhat.com>
8306 * edit-context.c (edited_line::get_len): New accessor.
8307 (edited_file::print_diff): Split out hunk-printing into...
8308 (edited_file::print_diff_hunk): New method.
8309 (edited_file::print_diff_line): New method.
8311 2016-09-12 Andrew Pinski <apinski@cavium.com>
8313 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
8315 * config/aarch64/aarch64.c (thunderx_tunings): Enable
8316 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
8317 (aarch64_operands_ok_for_ldpstp): Return false if
8318 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
8319 was SImode and the alignment is less than 8 byte.
8320 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
8322 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
8325 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
8327 2016-09-12 Marek Polacek <polacek@redhat.com>
8329 * doc/extend.texi: Use lowercase "boolean".
8330 * doc/invoke.texi: Likewise.
8331 * doc/md.texi: Likewise.
8332 * target.def: Likewise.
8333 * doc/tm.texi: Regenerated.
8335 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8338 * expmed.c (synth_mult): Delete duplicate mode check.
8340 2016-09-10 Tom de Vries <tom@codesourcery.com>
8343 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
8345 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
8346 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
8348 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
8350 PR rtl-optimization/77289
8351 * lra-constraints.c (get_final_hard_regno): Add support for non hard
8352 register numbers. Remove support for subregs.
8353 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
8354 (get_reg_class): Delete removed get_final_hard_regno() argument.
8355 (uses_hard_regs_p): Call get_final_hard_regno().
8357 2016-09-09 Martin Sebor <msebor@redhat.com>
8361 * pretty-print.c (pp_quoted_string): New function.
8362 (pp_format): Call it for %c and %s directives.
8364 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8366 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
8367 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
8368 INITIAL_ELIMINATION_OFFSET) : Update documentation.
8369 * target.def (frame_pointer_required, can_eliminate): Likewise.
8370 * doc/tm.texi: Regenerated.
8371 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
8373 * df-scan.c (df_hard_reg_init): Likewise.
8374 * ira.c (ira_setup_eliminable_regset): Likewise.
8375 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
8376 init_elim_table): Likewise.
8377 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
8378 set_initial_elim_offsets, update_eliminables,
8379 init_elim_table): Likewise.
8380 * rtlanal.c (get_initial_register_offset): Likewise.
8381 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
8382 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8383 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8384 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8385 * config/fr30/fr30.h: Fix comment.
8386 * config/frv/frv.c: Likewise.
8387 * config/frv/frv.h: Likewise.
8388 * config/ft32/ft32.h: Likewise.
8389 * config/visium/visium.h: Likewise.
8390 * config/pa/pa64-linux.h: Likewise.
8391 * config/v850/v850.h: Likewise.
8392 * config/cris/cris.c: Likewise.
8393 * config/ia64/ia64.h: Likewise.
8394 * config/moxie/moxie.h: Likewise.
8395 * config/m32r/m32r.h: Likewise.
8397 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
8400 * config.in: Regenerate.
8401 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
8403 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
8404 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
8405 static-libmpxwrappers case.
8406 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
8407 MPX_LD_AS_NEEDED_GUARD_POP.
8408 * configure: Regenerate.
8409 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
8410 defined if linker support "--push-state"/"--pop-state".
8412 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
8414 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
8416 2016-09-09 Joseph Myers <joseph@codesourcery.com>
8418 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
8419 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
8420 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
8421 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
8422 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
8423 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
8424 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
8426 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
8427 width macros from TS 18661-1.
8428 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
8430 2016-09-08 Jakub Jelinek <jakub@redhat.com>
8433 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
8434 OMP_CLAUSE_SAFELEN_EXPR.
8436 2016-09-07 David Malcolm <dmalcolm@redhat.com>
8438 * Makefile.in (OBJS): Add substring-locations.o.
8439 * langhooks-def.h (class substring_loc): New forward decl.
8440 (lhd_get_substring_location): New decl.
8441 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
8442 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
8443 * langhooks.c (lhd_get_substring_location): New function.
8444 * langhooks.h (class substring_loc): New forward decl.
8445 (struct lang_hooks): Add field get_substring_location.
8446 * substring-locations.c: New file, taking definition of
8447 format_warning_va and format_warning_at_substring from
8448 c-family/c-format.c, making them non-static.
8449 * substring-locations.h (class substring_loc): Move class here
8450 from c-family/c-common.h. Add and rewrite comments.
8451 (format_warning_va): New decl.
8452 (format_warning_at_substring): New decl.
8453 (get_source_location_for_substring): Add comment.
8455 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
8457 * config/i386/i386.c: Add 'U' suffix to processor feature bits
8458 to avoid -Wnarrowing warning.
8459 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
8460 * opts.c: Likewise for SANITIZER_OPT bitmasks.
8462 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
8464 * config/aarch64/aarch64.c (aarch64_legitimize_address):
8465 Avoid use of base_offset if offset already in range.
8467 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
8469 * config/sh/sh-protos.h (struct sh_atomic_model,
8470 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8471 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8472 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
8473 * config/sh/sh.h (struct sh_atomic_model,
8474 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8475 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8476 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
8477 Guard with __cplusplus.
8479 2016-09-06 Jakub Jelinek <jakub@redhat.com>
8482 * config/i386/i386.c (ix86_expand_builtin): For builtin with
8483 unsupported or unknown ISA, use expand_call.
8485 2016-09-06 Martin Liska <mliska@suse.cz>
8487 PR gcov-profile/77378
8488 PR gcov-profile/77466
8489 * tree-profile.c (tree_profiling): Detect whether target can use
8490 -fprofile-update=atomic.
8492 2016-09-06 Richard Biener <rguenther@suse.de>
8494 PR tree-optimization/77479
8495 * tree-vrp.c (update_value_range): Extend overflow handling to
8498 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8501 * config/i386/i386.md (isa): Add x64_avx512bw.
8502 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
8503 (kmov_isa): New mode attr.
8504 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
8505 (*zero_extend<mode>si2): Likewise.
8506 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
8508 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
8510 * doc/invoke.texi (SPU Options): nops -> NOPs.
8511 (x86 Options): Ditto.
8513 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8516 * toplev.c (process_options): Temporarily set input_location
8517 to UNKNOWN_LOCATION around targetm.target_option.override () call.
8519 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
8521 PR rtl-optimization/77452
8522 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
8523 inner-mode reference to a CONST_VECTOR constant in the constant pool.
8525 2016-09-05 Marek Polacek <polacek@redhat.com>
8528 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
8530 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8533 * gensupport.c (alter_output_for_subst_insn): Remove redundant
8534 *insn_out == '*' test. Don't copy unnecessary to yet another
8535 memory buffer, and don't leak it.
8537 PR rtl-optimization/77425
8538 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
8540 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
8542 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
8544 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8546 * common.opt (fdiagnostics-generate-patch): New option.
8547 * diagnostic.c: Include "edit-context.h".
8548 (diagnostic_initialize): Initialize context->edit_context_ptr.
8549 (diagnostic_finish): Delete context->edit_context_ptr.
8550 (diagnostic_report_diagnostic): Add fix-it hints from the
8551 diagnostic to context->edit_context_ptr, if any.
8552 * diagnostic.h (class edit_context): Add forward decl.
8553 (struct diagnostic_context): Add field "edit_context_ptr".
8554 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8555 -fdiagnostics-generate-patch.
8556 (-fdiagnostics-generate-patch): New item.
8557 * toplev.c: Include "edit-context.h".
8558 (process_options): Set global_dc->edit_context_ptr to a new
8559 edit_context if the options need one.
8560 (toplev::main): Handle -fdiagnostics-generate-patch by using
8561 global_dc->edit_context_ptr.
8563 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8566 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
8567 map and firstprivate clauses on target construct for _Atomic
8569 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
8570 on target construct for _Atomic qualified decls.
8571 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
8573 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
8574 _Atomic qualified arguments not mentioned in uniform clause.
8576 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8578 * Makefile.in (OBJS-libcommon): Add edit-context.o.
8579 * diagnostic-color.c (color_dict): Add "diff-filename",
8580 "diff-hunk", "diff-delete", and "diff-insert".
8581 (parse_gcc_colors): Update default value of GCC_COLORS in comment
8582 to reflect above changes.
8583 * doc/invoke.texi (-fdiagnostics-color): Update description of
8584 default GCC_COLORS, and of the supported capabilities.
8585 * edit-context.c: New file.
8586 * edit-context.h: New file.
8587 * input.c (struct fcache): Add field "missing_trailing_newline".
8588 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
8590 (add_file_to_cache_tab): Likewise.
8591 (fcache::fcache): Likewise.
8592 (get_next_line): Update c->missing_trailing_newline.
8593 (location_missing_trailing_newline): New function.
8594 * input.h (location_missing_trailing_newline): New decl.
8595 * selftest-run-tests.c (selftest::run_tests): Call
8596 edit_context_c_tests.
8597 * selftest.h (edit_context_c_tests): New decl.
8599 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8600 Richard Biener <rguenth@suse.de>
8602 PR tree-optimization/77444
8603 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
8604 as steptype, remove redundant initialization.
8606 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8609 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
8610 (sanopt_optimize_walker): Optimize away
8611 __asan_before_dynamic_init (...) followed by
8612 __asan_after_dynamic_init () without intervening memory loads/stores.
8613 * ipa-pure-const.c (special_builtin_state): Handle
8614 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
8615 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
8617 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8619 * cfg.c (free_original_copy_tables): Replace second assignment of
8620 bb_copy = NULL by bb_original = NULL.
8622 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8625 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
8626 assignment added in r216794.
8628 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8630 * Makefile.in (OBJS): Add typed-splay-tree.o.
8631 * selftest-run-tests.c (selftest::run_tests): Call
8632 typed_splay_tree_c_tests.
8633 * selftest.h (typed_splay_tree_c_tests): New decl.
8634 * typed-splay-tree.c: New file.
8635 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
8636 (typed_splay_tree::max): New method.
8637 (typed_splay_tree::min): New method.
8638 (typed_splay_tree::foreach): New method.
8639 (typed_splay_tree::closure): New struct.
8640 (typed_splay_tree::inner_foreach_fn): New function.
8642 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8644 * ipa-cp.c (ipcp_store_bits_results): Change option name from
8645 -fipa-cp-bit to -fipa-bit-cp.
8647 2016-09-01 Martin Sebor <msebor@redhat.com>
8649 PR tree-optimization/71831
8650 * tree-object-size.h: Return bool instead of the size and add
8651 argument for the size.
8652 * tree-object-size.c (compute_object_offset): Update signature.
8653 (addr_object_size): Same.
8654 (compute_builtin_object_size): Return bool instead of the size
8655 and add argument for the size. Handle POINTER_PLUS_EXPR when
8656 optimization is disabled.
8657 (expr_object_size): Adjust.
8658 (plus_stmt_object_size): Adjust.
8659 (pass_object_sizes::execute): Adjust.
8660 * builtins.c (fold_builtin_object_size): Adjust.
8661 * doc/extend.texi (Object Size Checking): Update.
8662 * ubsan.c (instrument_object_size): Adjust.
8664 2016-09-01 Martin Sebor <msebor@redhat.com>
8666 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
8667 it fits the output of the formatted function regardless of its
8669 * genmodes.c (parser::parse_expr): Same.
8670 * gimplify.c (gimplify_asm_expr): Same.
8671 * passes.c (pass_manager::register_one_dump_file): Same.
8672 * print-tree.c (print_node): Same.
8674 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8676 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
8678 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8680 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
8682 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8684 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
8685 * config/rs6000/vector.md: Ditto.
8686 * config/rs6000/vsx.md: Ditto.
8688 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8690 * ipa-inline-analysis.c (param_change_prob): Get to the base object
8693 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8695 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
8696 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
8697 *return_and_restore_gpregs_<mode>_r11,
8698 *return_and_restore_gpregs_<mode>_r12,
8699 *return_and_restore_gpregs_<mode>_r1,
8700 *return_and_restore_fpregs_<mode>_r11,
8701 *return_and_restore_fpregs_<mode>_r12,
8702 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
8703 directly instead of via the "l" constraint. Renumber operands.
8706 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8708 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
8709 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
8710 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
8711 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
8712 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
8713 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
8714 *call_value_nonlocal_darwin64, reload_macho_picbase,
8715 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
8716 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
8717 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
8718 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
8719 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
8720 *save_fpregs_<mode>_r1): Ditto.
8721 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
8722 *return_and_restore_gpregs_spe): Ditto.
8724 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8726 * config/rs6000/rs6000.md
8727 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
8728 the use of the link register.
8729 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
8731 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8732 Michael Meissner <meissner@linux.vnet.ibm.com>
8735 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
8736 reg+reg addressing for TImode.
8737 (rs6000_legitimate_address_p): Only allow register indirect
8738 addressing for TImode, even without TARGET_QUAD_MEMORY.
8740 2016-09-01 Richard Biener <rguenther@suse.de>
8743 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
8744 check whether the result fits the desired result type.
8746 2016-09-01 Nathan Sidwell <nathan@acm.org>
8748 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
8750 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
8752 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
8754 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
8756 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8758 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
8759 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
8760 for comparisons of integer ZERO_EXTEND against zero.
8762 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8764 * config/i386/i386.c (ix86_option_override_internal): Also disable the
8765 STV pass if -mstackrealign is enabled.
8767 2016-08-31 Ilya Verbin <iverbin@gmail.com>
8769 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
8772 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8774 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
8775 (layout_range::intersects_line_p): New method.
8776 (test_range_contains_point_for_single_point): Rename to...
8777 (test_layout_range_for_single_point): ...this, and add testing
8778 for layout_range::intersects_line_p.
8779 (test_range_contains_point_for_single_line): Rename to...
8780 (test_layout_range_for_single_line): ...this, and add testing
8781 for layout_range::intersects_line_p.
8782 (test_range_contains_point_for_multiple_lines): Rename to...
8783 (test_layout_range_for_multiple_lines): ...this, and add testing
8784 for layout_range::intersects_line_p.
8785 (layout::layout): Populate m_fixit_hints.
8786 (layout::get_expanded_location): Handle the case of a line-span
8788 (layout::validate_fixit_hint_p): New method.
8789 (get_line_span_for_fixit_hint): New function.
8790 (layout::calculate_line_spans): Add spans for fixit-hints.
8791 (layout::should_print_annotation_line_p): New method.
8792 (layout::print_any_fixits): Drop param "richloc", instead using
8793 validated fixits in m_fixit_hints. Add "const" to hint pointers.
8794 (diagnostic_show_locus): Avoid printing blank annotation lines.
8795 (selftest::test_diagnostic_context::test_diagnostic_context):
8796 Initialize show_column and start_span.
8797 (selftest::test_diagnostic_context::start_span_cb): New static
8799 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
8800 (selftest::diagnostic_show_locus_c_tests): Update for function
8801 renamings. Call test_diagnostic_show_locus_fixit_lines.
8803 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8805 PR tree-optimization/73714
8806 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
8808 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8810 * selftest.c: Move "namespace selftest {" to top of file,
8811 removing explicit "selftest::" qualifiers throughout.
8813 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8815 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
8817 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
8818 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
8819 Replace builtin with vector extension.
8820 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
8822 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
8823 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
8824 Replace builtin with vector extension.
8825 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
8826 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
8827 Replace builtin with vector extension.
8828 * config/i386/xmmintrin.h (__m128_u): New type.
8829 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
8830 (_mm_load_ps, _mm_store_ps): Simplify.
8832 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
8834 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
8836 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8838 * diagnostic-show-locus.c (colorizer::begin_state): Support more
8839 than 3 ranges per diagnostic by alternating between color 1 and
8841 (layout::layout): Replace use of rich_location::MAX_RANGES
8842 with richloc->get_num_locations ().
8843 (layout::calculate_line_spans): Replace use of
8844 rich_location::MAX_RANGES with m_layout_ranges.length ().
8845 (layout::print_annotation_line): Handle arbitrary numbers of
8846 ranges in caret-printing by defaulting to '^'.
8847 (selftest::test_one_liner_many_fixits): New function.
8848 (test_diagnostic_show_locus_one_liner): Call it.
8849 * diagnostic.c (diagnostic_initialize): Update for renaming
8850 of rich_location::MAX_RANGES to
8851 rich_location::STATICALLY_ALLOCATED_RANGES.
8852 * diagnostic.h (struct diagnostic_context): Likewise.
8854 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8856 * selftest.c (selftest::named_temp_file::named_temp_file): New
8858 (selftest::temp_source_file::~temp_source_file): Move to...
8859 (selftest::named_temp_file::~named_temp_file): ...here.
8860 (selftest::test_named_temp_file): New function.
8861 (selftest::selftest_c_tests): Call test_named_temp_file.
8862 * selftest.h (class named_temp_file): New class.
8863 (class temp_source_file): Convert to a subclass of named_temp_file.
8865 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
8867 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
8868 USEs of LR_REGNO in returns and sibcalls.
8869 (rs6000_output_mi_thunk): Similar.
8870 (rs6000_sibcall_aix): Similar.
8871 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
8872 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
8873 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
8874 Remove the USE of LR_REGNO from the patterns as well. Delete an
8876 (return_internal_<mode>): Delete.
8878 2016-08-30 Tamar Christina <tamar.christina@arm.com>
8880 * config/aarch64/aarch64-simd.md
8881 (aarch64_ld2<mode>_dreg_le): New.
8882 (aarch64_ld2<mode>_dreg_be): New.
8883 (aarch64_ld2<mode>_dreg): Removed.
8884 (aarch64_ld3<mode>_dreg_le): New.
8885 (aarch64_ld3<mode>_dreg_be): New.
8886 (aarch64_ld3<mode>_dreg): Removed.
8887 (aarch64_ld4<mode>_dreg_le): New.
8888 (aarch64_ld4<mode>_dreg_be): New.
8889 (aarch64_ld4<mode>_dreg): Removed.
8890 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
8892 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8894 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
8895 redundant location param.
8896 (test_one_liner_fixit_remove): Likewise.
8897 (test_one_liner_fixit_replace): Likewise.
8898 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
8899 * gcc-rich-location.c
8900 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
8901 get_range_from_loc. Drop overload taking a const char *.
8902 * gcc-rich-location.h
8903 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
8906 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8908 * config/linux.c (linux_libc_has_function): Return true on musl.
8910 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8912 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
8914 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
8916 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
8917 used for abnormal egdes.
8919 2016-08-30 Jakub Jelinek <jakub@redhat.com>
8921 PR tree-optimization/72866
8922 * tree-vect-patterns.c (search_type_for_mask): Turn into
8923 a small wrapper, move all code to ...
8924 (search_type_for_mask_1): ... this new function. Add caching
8925 and adjust recursive calls.
8928 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
8929 instead of lookup_type_die (type_main_variant (type)) even for array
8933 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
8934 constant pool reference return x instead of c.
8936 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
8938 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
8941 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8944 (selftest::test_make_location_nonpure_range_endpoints): Fix
8947 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8949 * diagnostic-show-locus.c
8950 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
8952 (selftest::test_diagnostic_show_locus_one_liner): Call it.
8953 * input.c (get_pure_location): Move to libcpp/line-map.c.
8954 * input.h (get_pure_location): Convert decl to an inline function
8955 calling implementation in libcpp.
8957 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
8960 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
8961 template for intel asm dialect.
8962 (vec_set_hi_<mode><mask_name>): Ditto.
8964 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8966 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
8967 (selftest::fail_formatted): Likewise.
8969 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8971 * input.c (make_location): Call get_start and get_finish
8972 on the endpoints to avoid storing packed ranges or ad-hoc
8974 (selftest::test_make_location_nonpure_range_endpoints): New function.
8975 (selftest::input_c_tests): Call it.
8976 * input.h (get_start): New inline function.
8978 2016-08-29 Tom de Vries <tom@codesourcery.com>
8981 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
8984 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
8986 * Makefile.in (gcov-iov.h): Add dummy recipe.
8988 2016-08-29 Nathan Sidwell <nathan@acm.org>
8990 * config/nvptx/nvptx.c: #include tree-vrp.h.
8992 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
8995 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
8996 HIGH+LO construct during reload.
8998 2016-08-28 Tom de Vries <tom@codesourcery.com>
9001 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
9002 'sysv_abi va_list' attribute.
9003 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
9004 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
9007 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9009 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
9010 * emit-rtl.c (unshare_all_rtl_1): Adjust.
9011 (unshare_all_rtl_again): Likewise.
9012 * function.c (assign_stack_local_1): Likewise.
9013 (assign_stack_temp_for_type): Likewise.
9015 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9017 * cfgbuild.c (make_edges): Adjust.
9018 * cfgrtl.c (can_delete_label_p): Likewise.
9019 * dwarf2cfi.c (create_trace_edges): Likewise.
9020 * except.c (sjlj_emit_dispatch_table): Likewise.
9021 * function.h (struct expr_status): make x_forced_labels a vector.
9022 * jump.c (rebuild_jump_labels_1): Adjust.
9023 * reload1.c (set_initial_label_offsets): Likewise.
9024 * stmt.c (force_label_rtx): Likewise.
9025 (expand_label): Likewise.
9027 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9029 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
9031 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
9033 PR tree-optimization/71077
9034 PR tree-optimization/68542
9035 * fold-const.c (fold_relational_const): Fix folding of
9036 VECTOR_CST comparisons that have a scalar boolean result type.
9037 (selftest::test_vector_folding): New static function.
9038 (selftest::fold_const_c_tests): Call it.
9040 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9042 * doc/extend.texi (SPU Built-in Functions): Remove stale
9043 references to material formerly at IBM and Sony.
9045 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
9048 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
9050 2016-08-26 David Malcolm <dmalcolm@redhat.com>
9052 * diagnostic-show-locus.c
9053 (selftest::test_fixit_consolidation): New function.
9054 (selftest::diagnostic_show_locus_c_tests): Call it.
9055 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
9056 constructor based on source_range.
9058 2016-08-26 David Malcolm <dmalcolm@redhat.com>
9060 * diagnostic-color.c (color_dict): Add "fixit-insert" and
9062 (parse_gcc_colors): Update description of default GCC_COLORS.
9063 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
9064 (colorizer::set_fixit_insert): New method.
9065 (colorizer::set_fixit_delete): New method.
9066 (colorizer::get_color_by_name): New method.
9067 (colorizer::STATE_FIXIT_INSERT): New constant.
9068 (colorizer::STATE_FIXIT_DELETE): New constant.
9069 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
9070 fields in favor of new field "m_stop_color". Add fields
9071 "m_fixit_insert" and "m_fixit_delete".
9072 (colorizer::colorizer): Update for above changes. Replace
9073 colorize_start calls with calls to get_color_by_name.
9074 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
9075 STATE_FIXIT_DELETE. Update for field renamings.
9076 (colorizer::finish_state): Simplify by using m_stop_color,
9077 rather than multiple identical "*_ce" fields.
9078 (colorizer::get_color_by_name): New method.
9079 (layout::print_any_fixits): Print insertions and replacements
9080 using the "fixit-insert" color, and deletions using the
9081 "fixit-delete" color.
9082 * doc/invoke.texi (-fdiagnostics-color): Update description of
9083 default GCC_COLORS, and of the supported capabilities.
9085 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
9087 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
9088 current_function_static_stack_size variable with the static
9089 stack frame size of the current function when
9090 flag_stack_usage_info is enabled.
9092 2016-08-26 Nathan Sidwell <nathan@acm.org>
9094 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
9095 assignment inside if condition.
9097 2016-08-26 Richard Biener <rguenther@suse.de>
9099 PR tree-optimization/69047
9100 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
9101 extracts similar to what FRE does.
9102 (non_rewritable_mem_ref_base): Likewise.
9104 2016-08-26 Joseph Myers <joseph@codesourcery.com>
9106 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
9107 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9108 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9109 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9110 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
9112 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9113 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9114 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9115 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
9116 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9118 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9121 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
9122 reservation duration to 15 cycles.
9123 (cortex_a8_vfp_macs): Likewise.
9124 (cortex_a8_vfp_macd): Likewise.
9125 (cortex_a8_vfp_divs): Likewise.
9126 (cortex_a8_vfp_divd): Likewise.
9128 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9130 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
9131 (aarch_macro_fusion_pair_p): Use above to avoid early return.
9133 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9134 Martin Jambhor <mjambor@suse.cz>
9136 * common.opt: New option -fipa-bit-cp.
9137 * doc/invoke.texi: Document -fipa-bit-cp.
9138 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
9139 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
9140 * tree-ssa-ccp.h: New header file.
9141 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
9142 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
9143 Replace all occurences of tree parameter by two new params: signop, int.
9144 (bit_value_unop_1): Change to bit_value_unop and export it.
9145 Replace all occurences of tree parameter by two new params: signop,
9147 (bit_value_binop): Change call from bit_value_binop_1 to
9149 (bit_value_assume_aligned): Likewise.
9150 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
9151 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
9153 (ccp_finalize): Skip processing if val->mask == 0.
9154 * ipa-cp.c: Include tree-ssa-ccp.h
9155 (ipcp_bits_lattice): New class.
9156 (ipcp_param_lattice (bits_lattice): New member.
9157 (print_all_lattices): Call ipcp_bits_lattice::print.
9158 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
9159 (initialize_node_lattices): Likewise.
9160 (propagate_bits_accross_jump_function): New function.
9161 (propagate_constants_accross_call): Call
9162 propagate_bits_accross_jump_function.
9163 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
9164 (ipcp_store_bits_results): New function.
9165 (ipcp_driver): Call ipcp_store_bits_results.
9166 * ipa-prop.h (ipa_bits): New struct.
9167 (ipa_jump_func): Add new member bits of type ipa_bits.
9168 (ipa_param_descriptor): Change decl to decl_or_type.
9169 (ipa_get_param): Change decl to decl_or_type and assert on
9171 (ipa_get_type): New function.
9172 (ipcp_transformation_summary): New member bits.
9173 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
9174 (ipa_populate_param_decls): Likewise.
9175 (ipa_dump_param): Likewise.
9176 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
9178 (ipa_set_jf_unknown): Set ipa_bits::known to false.
9179 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
9181 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
9182 (ipa_write_jump_function): Add streaming for ipa_bits.
9183 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
9184 (write_ipcp_transformation_info): Add streaming for ipa_bits
9186 (read_ipcp_transfomration_info): Add support for reading streamed
9188 (ipcp_update_bits): New function.
9189 (ipcp_transform_function): Call ipcp_update_bits.
9191 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
9193 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
9194 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
9196 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
9198 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
9200 2016-08-25 Richard Biener <rguenther@suse.de>
9202 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
9203 Only add locations in late dwarf.
9204 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
9205 (dwarf2out_early_finish): But do it here.
9207 2016-08-24 Michael Collison <michael.collison@linaro.org>
9208 Michael Collison <michael.collison@arm.com>
9210 * config/arm/arm-modes.def: Add new condition code mode CC_V
9211 to represent the overflow bit.
9212 * config/arm/arm.c (maybe_get_arm_condition_code):
9213 Add support for CC_Vmode.
9214 (arm_gen_unlikely_cbranch): New function to generate common
9215 rtl conditional branches for overflow patterns.
9216 * config/arm/arm-protos.h: Add prototype for
9217 arm_gen_unlikely_cbranch.
9218 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
9219 addsi3_compareV_upper): New patterns to support signed
9220 builtin overflow add operations.
9221 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
9222 New patterns to support unsigned builtin add overflow operations.
9223 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
9224 builtin overflow subtract operations,
9225 (usubv<mode>4): New patterns to support unsigned builtin subtract
9226 overflow operations.
9227 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
9228 to support builtin overflow negate operations.
9230 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9233 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9235 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9236 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9239 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
9241 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
9242 MULTILIB_OPTIONS should be used. Small wording fixes.
9243 * genmultilib: Memorize set of all option combinations in
9244 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
9245 found in MULTILIB_OPTIONS by checking if option set is listed in
9246 combination_space. Output new and existing error message to stderr.
9248 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
9250 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
9251 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
9252 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
9253 (MULTILIB_REUSE): Remove reuse rules for option set including
9254 -mfpu=fp-armv8 and -mfpu=vfpv4
9256 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
9258 * config/arm/t-rtems: Add vfp multilib.
9260 2016-08-23 Ian Lance Taylor <iant@golang.org>
9262 * config/s390/s390.c (s390_asm_file_start): Call
9265 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9267 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
9268 initialization of all 0's to the 0 constant, instead of directly
9269 generating XOR. Add support for V4SImode vector initialization on
9270 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
9271 initialization. Change variables used in V4SFmode vector
9272 intialization. For V4SFmode vector splat on ISA 3.0, make sure
9273 any memory addresses are in index form. Add support for using
9274 VSPLTH/VSPLTB to initialize vector short and vector char vectors
9275 with all of the same element.
9276 (regno_or_subregno): New helper function to return a register
9277 number for either REG or SUBREG.
9278 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
9279 Use regno_or_subregno where possible.
9280 (rs6000_split_v4si_init_di_reg): New helper function to build up a
9281 DImode value from two SImode values in order to generate V4SImode
9282 vector initialization on 64-bit systems with direct move.
9283 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
9285 (rtx_is_swappable_p): V4SImode vector initialization insn is not
9287 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
9289 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
9290 attributes to initialize V8HImode and V16QImode vectors with the
9292 (VSX_SPLAT_COUNT): Likewise.
9293 (VSX_SPLAT_SUFFIX): Likewise.
9294 (UNSPEC_VSX_VEC_INIT): New unspec.
9295 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
9296 Allow SFmode values to come from Altivec registers.
9297 (vsx_init_v4si): New insn/split for V4SImode vector initialization
9298 on 64-bit systems with direct move.
9299 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
9300 vector initializations, to allow V4SImode vector initializations
9301 on 64-bit systems with direct move.
9302 (vsx_splat_v4si): Likewise.
9303 (vsx_splat_v4si_di): Likewise.
9304 (vsx_splat_v4sf): Likewise.
9305 (vsx_splat_v4sf_internal): Likewise.
9306 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
9308 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
9309 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
9310 initializing V8HImode and V16QImode vectors with the same
9312 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
9313 optimization if -maltivec=be.
9315 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
9317 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
9318 attribute for alternatives 3 and 4.
9320 2016-08-23 David Malcolm <dmalcolm@redhat.com>
9322 * selftest.c (selftest::assert_str_contains): New function.
9323 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
9324 * selftest.h (selftest::assert_str_contains): New decl.
9325 (ASSERT_STR_CONTAINS): New macro.
9327 2016-08-23 Richard Biener <rguenther@suse.de>
9329 PR tree-optimization/77286
9330 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
9332 (vect_transform_loop): Split exit edges of loop and scalar
9333 loop if required and at the appropriate time.
9335 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9337 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9338 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9340 Correct a typo in a comment.
9342 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9344 * config/s390/s390.md ("*andc_split"): New splitter for and with
9347 2016-08-23 Richard Biener <rguenther@suse.de>
9349 PR tree-optimization/27336
9350 * tree-vrp.c (infer_value_range): Handle stmts that can throw
9351 by looking for a non-EH edge.
9352 (process_assert_insertions_for): Likewise.
9354 2016-08-23 Richard Biener <rguenther@suse.de>
9357 * statistics.c (statistics_counter_event): Robustify against
9360 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9362 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
9363 for targets amdfam10 and barcelona.
9365 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
9367 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
9368 (zero_extend<mode>di2): Ditto.
9369 (*zero_extend<mode>si2): Ditto.
9370 (*zero_extendqihi2): Ditto.
9372 2016-08-22 Joseph Myers <joseph@codesourcery.com>
9375 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
9376 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
9378 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
9380 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
9381 identical consecutive elements.
9382 [SSA_NAME]: Print the name's def stmt on its own line. When printing
9383 the node's def stmt, avoid printing an unwanted trailing newline by
9384 replacing the call to print_gimple_stmt() with its inlined body and
9385 adjusting it to not set pp_needs_newline and to call pp_flush()
9386 instead of pp_newline_and_flush().
9388 2016-08-22 Joseph Myers <joseph@codesourcery.com>
9390 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
9391 (float32_type_node, float64_type_node, float32x_type_node)
9392 (float128x_type_node): New macros.
9393 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
9394 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
9395 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
9396 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
9397 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
9398 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
9399 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
9400 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
9401 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
9402 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
9403 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
9404 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
9405 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
9406 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
9407 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
9408 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
9409 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
9410 (copysign, fabs, huge_val, inf, nan, nans): Use it.
9411 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
9413 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
9414 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
9415 * doc/extend.texi (Other Builtins): Document these built-in
9417 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
9420 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
9422 * doc/install.texi (Binaries): www.opencsw.org now uses https.
9424 2016-08-22 Richard Biener <rguenther@suse.de>
9426 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
9428 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
9431 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
9432 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
9433 non-SSE2 athlons only, otherwise prefer SSE prefetches.
9435 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9437 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
9438 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
9439 (vrp_visit_switch_stmt): Likewise.
9440 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
9441 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
9442 (vrp_visit_stmt): Use extract_range_from_stmt.
9443 (vrp_visit_phi_node): Use extract_range_from_phi_node.
9445 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9447 * Makefile.in: Add tree-vrp.h to GTFILES.
9448 * gengtype.c (open_base_files): Add tree-vrp.h.
9449 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
9450 * builtins.c: Likewise.
9451 * fold-const.c: Likewise.
9452 * gimple-builder.c: Likewise.
9453 * gimple-laddress.c: Likewise.
9454 * hsa-gen.c: Likewise.
9455 * internal-fn.c: Likewise.
9457 * targhooks.c: Liewise,
9458 * tree-ssa-address.c: Likewise.
9459 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
9460 * tree-vrp.c (struct value_range): Move to tree-vrp.h
9461 * tree-vrp.h: New file.
9463 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9465 PR tree-optimization/61839
9466 * tree-vrp.c (two_valued_val_range_p): New.
9467 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
9468 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
9469 Also Convert VAR BINOP CST where VAR is two-valued to
9470 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
9472 2016-08-19 David Malcolm <dmalcolm@redhat.com>
9474 * diagnostic-show-locus.c
9475 (layout::annotation_line_showed_range_p): New method.
9476 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
9477 Reimplement case fixit_hint::REPLACE to cover removals, and
9478 replacements where the range of the replacement isn't one
9479 of the ranges in the rich_location.
9480 (test_one_liner_fixit_replace): Likewise.
9481 (selftest::test_one_liner_fixit_replace_non_equal_range): New
9483 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
9485 (selftest::test_diagnostic_show_locus_one_liner): Call the new
9487 * diagnostic.c (print_parseable_fixits): Remove case
9490 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
9493 * config/i386/i386.c (ix86_option_override_internal): Remove
9494 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
9495 Enable SSE prefetch also for TARGET_PREFETCHWT1.
9496 Do not try to enable TARGET_PRFCHW ISA flag here.
9497 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
9498 Rewrite expander function body.
9499 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
9501 2016-08-19 Joseph Myers <joseph@codesourcery.com>
9504 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
9505 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
9506 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
9507 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
9508 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
9509 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
9510 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
9511 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
9512 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
9514 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
9516 (struct floatn_type_info): New structure type.
9517 (floatn_nx_types): New variable declaration.
9518 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
9519 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
9520 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
9521 * tree.c (floatn_nx_types): New variable.
9522 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
9523 corresponding complex types.
9524 * target.def (floatn_mode): New hook.
9525 * targhooks.c: Include "real.h".
9526 (default_floatn_mode): New function.
9527 * targhooks.h (default_floatn_mode): New prototype.
9528 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
9530 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
9531 effective-target and dg-add-options keywords.
9532 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
9533 Document new effective-target keywords.
9534 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
9535 * doc/tm.texi: Regenerate.
9536 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
9537 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
9538 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
9540 * real.h (struct real_format): Add field ieee_bits.
9541 * real.c (ieee_single_format, mips_single_format)
9542 (motorola_single_format, spu_single_format, ieee_double_format)
9543 (mips_double_format, motorola_double_format)
9544 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
9545 (ieee_extended_intel_128_format)
9546 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
9547 (mips_extended_format, ieee_quad_format, mips_quad_format)
9548 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
9549 (decimal_double_format, decimal_quad_format, ieee_half_format)
9550 (arm_half_format, real_internal_format: Initialize ieee_bits
9552 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
9553 float128_type_node. Set float80_type_node to float64x_type_node
9554 if appropriate and long_double_type_node not appropriate.
9555 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
9556 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
9557 Initialize ieee_bits field.
9558 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
9559 (rs6000_init_builtins): Set ieee128_float_type_node to
9561 (rs6000_floatn_mode): New function.
9563 2016-08-19 Jakub Jelinek <jakub@redhat.com>
9565 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
9566 _rdseed64_step): Uglify argument names and/or local variable names
9567 in inline functions.
9568 * config/i386/rtmintrin.h (_xabort): Likewise.
9569 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
9570 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
9571 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
9572 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
9573 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
9574 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
9575 _mm_maskz_ternarylogic_epi32): Likewise.
9576 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
9577 __lwpins32, __lwpins64): Likewise.
9578 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
9579 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
9580 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
9581 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
9582 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
9583 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
9584 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
9585 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
9586 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
9587 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
9588 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
9589 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
9590 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
9591 _mm256_mask_i64gather_epi32): Likewise.
9592 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9593 * config/i386/ia32intrin.h (__writeeflags): Likewise.
9594 * config/i386/pkuintrin.h (_wrpkru): Likewise.
9595 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
9596 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
9597 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
9598 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
9599 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
9600 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
9601 _mm512_mask_prefetch_i64scatter_ps): Likewise.
9602 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9603 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
9604 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
9605 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
9606 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
9607 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
9608 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
9609 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
9611 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
9613 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
9614 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
9616 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
9617 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
9619 (_rdpkru_u32): Add space after function name.
9621 * config/i386/t-i386 (i386-c.o): Don't depend on
9622 i386-builtin-types.inc.
9623 (i386.o): Depend on i386-builtin-types.inc.
9625 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
9628 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
9629 Use const_vec_duplicate to check for duplicated elements.
9631 2016-08-19 Richard Biener <rguenther@suse.de>
9633 PR tree-optimization/77290
9634 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9635 Fix flag_tree_parallelize_loops check.
9637 2016-08-19 Richard Biener <rguenther@suse.de>
9639 * match.pd (x | 0 -> x): Add.
9641 2016-08-19 Richard Biener <rguenther@suse.de>
9643 PR tree-optimization/77286
9644 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9645 Deal with virtual PHIs being out-of-order.
9647 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9649 * doc/invoke.texi (fverbose-asm): Note that source code lines
9650 are emitted, and provide an example.
9651 * final.c (asm_show_source): New function.
9652 (final_scan_insn): Call asm_show_source.
9654 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9656 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
9657 param with diagnostic_kind.
9658 (class colorizer): Similarly replace field m_diagnostic with
9660 (colorizer::colorizer): Replace diagnostic
9661 param with diagnostic_kind.
9662 (colorizer::begin_state): Update for above field change.
9663 (layout::layout): Replace diagnostic param with rich_location *
9664 and diagnostic_kind.
9665 (diagnostic_show_locus): Replace diagnostic param with richloc
9666 and diagnostic_kind.
9667 (class selftest::test_diagnostic_context): New class.
9668 (selftest::test_diagnostic_show_locus_unknown_location): New
9670 (selftest::test_one_liner_simple_caret): New function.
9671 (selftest::test_one_liner_caret_and_range): New function.
9672 (selftest::test_one_liner_multiple_carets_and_ranges): New
9674 (selftest::test_one_liner_fixit_remove): New function.
9675 (selftest::test_one_liner_fixit_replace): New function.
9676 (selftest::test_diagnostic_show_locus_one_liner): New function.
9677 (selftest::diagnostic_show_locus_c_tests): Call the new test
9679 * diagnostic.c (diagnostic_initialize): Initialize
9680 colorize_source_p, show_ruler_p and parseable_fixits_p.
9681 (default_diagnostic_finalizer): Update for change to
9682 diagnostic_show_locus.
9683 (diagnostic_append_note): Likewise.
9684 * diagnostic.h (diagnostic_show_locus): Replace
9685 const diagnostic_info * param with location * and diagnostic_t.
9687 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9689 * input.c (saved_line_table): New global.
9690 (class selftest::temp_line_table): Rename to line_table_test and
9691 move declaration to selftest.h, and drop field m_old_line_table.
9692 (selftest::temp_line_table::temp_line_table): Rename ctor to...
9693 (selftest::line_table_test::line_table_test): ...this. Add a
9694 default ctor. Store current value of line_table within
9696 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
9697 (selftest::line_table_test::~line_table_test): ...this, and
9698 restore line_table from the saved_line_table, rather than
9700 (selftest::test_accessing_ordinary_linemaps): Update for above
9702 (selftest::test_lexer): Likewise.
9703 (struct selftest::lexer_test): Likewise.
9704 (selftest::lexer_test::lexer_test): Likewise.
9705 (selftest::input_c_tests): Move the looping over test cases from
9707 (selftest::for_each_line_table_case): New function.
9708 * input.h (saved_line_table): New decl.
9709 * selftest.h (struct selftest::line_table_case): New forward decl.
9710 (class selftest::line_table_test): New class, moved here from
9711 selftest::temp_line_table in input.c, and renamed.
9712 (selftest::for_each_line_table_case): New decl.
9714 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
9717 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
9719 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
9722 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
9723 enclosing parallel construct for reduction variables on OpenACC loop
9726 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
9728 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
9729 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
9731 (function_to_dwarf_procedure): Update comment.
9733 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9735 * input.c (diagnostics_file_cache_forcibly_evict_file): New
9737 * input.h (diagnostics_file_cache_forcibly_evict_file): New
9739 * selftest.c (selftest::temp_source_file::~temp_source_file):
9740 Evict m_filename from the diagnostic file cache.
9742 2016-08-18 Richard Biener <rguenther@suse.de>
9744 * tree-pass.h (make_pass_materialize_all_clones): Declare.
9745 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
9746 make_pass_materialize_all_clones): New simple IPA pass encapsulating
9747 clone materialization.
9748 * passes.def (all_late_ipa_passes): Start with
9749 pass_materialize_all_clones.
9750 * cgraphunit.c (symbol_table::compile): Remove call to
9751 materialize_all_clones.
9752 * tree-into-ssa.c: Include statistics.h.
9753 (update_ssa): Count number of times we do incremental/rewrite
9756 2016-08-18 Richard Biener <rguenther@suse.de>
9758 PR tree-optimization/77282
9759 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9760 When doing auto-parallelizing also prevent use of PHIs that
9761 carry dependences across loop backedges.
9763 2016-08-18 Tamar Christina <tamar.christina@arm.com>
9764 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9766 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
9768 2016-08-18 Richard Biener <rguenther@suse.de>
9770 * ssa-iterators.h (ssa_vuse_operand): New inline.
9771 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
9772 (predicate_all_scalar_phis): Use remove_phi_node to remove
9773 phi nodes predicated. Delay removing virtual PHIs.
9774 (predicate_mem_writes): Update virtual operands.
9775 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
9776 (tree_if_conversion): Do not rewrite virtual SSA form.
9777 * tree-phinodes.c (release_phi_node): Make static.
9778 * tree-phinodes.h (release_phi_node): Remove.
9780 2016-08-18 Jakub Jelinek <jakub@redhat.com>
9782 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
9783 codes that appear in bdesc_* arrays, instead include i386-builtin.def
9784 twice to define those.
9785 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
9786 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
9787 bdesc_multi_arg): Define by including i386-builtin.def the third time.
9788 * config/i386/i386-builtin.def: New file.
9790 2016-08-17 David Malcolm <dmalcolm@redhat.com>
9792 * input.c (get_source_range_for_char): Rename to...
9793 (selftest::get_source_range_for_char): ...this, and move within
9794 the #if CHECKING_P guard.
9795 (get_num_source_ranges_for_substring): Rename to...
9796 (selftest::get_num_source_ranges_for_substring): ...this, move
9797 within the #if CHECKING_P guard, and make static.
9798 (selftest::assert_num_substring_ranges): Initialize
9801 2016-08-18 Alan Modra <amodra@gmail.com>
9803 PR rtl-optimization/72771
9804 * reload.c (find_reloads): Don't assume that a subreg mem is OK
9805 when find_reloads_toplev returns address_reloaded==-1.
9806 (alternative_allows_const_pool_ref): Update comment.
9808 2015-08-17 Alan Hayward <alan.hayward@arm.com>
9810 PR tree-optimization/71752
9811 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
9812 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
9814 2016-08-17 Jakub Jelinek <jakub@redhat.com>
9816 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
9817 instead of testing ECF_NORETURN bit in gimple_call_flags.
9818 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
9819 * predict.c (tree_bb_level_predictions): Likewise.
9820 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
9823 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
9824 turning a call into __builtin_unreachable-like noreturn call, adjust
9825 gimple_call_set_fntype.
9826 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
9827 gimple_call_fntype has void return type.
9829 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
9831 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
9832 maybe_lookup_decl, to handle nested acc loop directives.
9834 2016-08-17 Richard Biener <rguenther@suse.de>
9836 PR tree-optimization/76490
9837 * tree-vrp.c (update_value_range): Preserve overflow infinities
9838 when intersecting with ranges from get_range_info.
9839 (operand_less_p): Handle overflow infinities correctly.
9840 (value_range_constant_singleton): Use vrp_operand_equal_p
9841 to handle overflow max/min correctly.
9842 (vrp_valueize): Likewise.
9843 (union_ranges): Likewise.
9844 (intersect_ranges): Likewise.
9845 (vrp_visit_phi_node): Improve iteration limitation to only
9846 apply when we'll possibly re-visit the PHI via a changed argument
9849 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
9851 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
9852 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
9853 rather than those that should not be built.
9855 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
9858 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
9860 2016-08-17 Richard Biener <rguenther@suse.de>
9862 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
9863 (verify_vssa): New function verifying virtual SSA form.
9864 (verify_ssa): Call it.
9865 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
9866 Do not apply loop-closed SSA handling to virtuals.
9867 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
9868 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
9869 when rewriting their symbol.
9870 (prepare_def_site_for): Likewise.
9871 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
9872 operands of moved stmts.
9874 2016-08-17 Richard Biener <rguenther@suse.de>
9876 PR tree-optimization/23855
9877 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
9878 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
9879 find guards to hoist. Do not update SSA form but rewrite virtuals
9880 into loop closed SSA.
9881 (find_loop_guard): Adjust to skip already hoisted guards. Do
9882 not mark virtuals for renaming or update SSA form.
9884 2016-08-17 Martin Liska <mliska@suse.cz>
9886 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
9887 a LONG_LONG_TYPE_SIZE comparison.
9888 * gcov-io.h: Remove macro definitions.
9889 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
9890 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
9893 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9895 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
9896 that builtins not mentioned in bdesc_* arrays come first, then
9897 the ones mentioned in bdesc_* arrays in the order they appear in
9898 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
9899 IX86_BUILTIN__BDESC_*_LAST enumerator.
9900 (bdesc_mpx): Fix up a comment typo.
9901 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
9902 __builtin_ia32_vpcomneu[bwdq] builtins.
9903 (BDESC_VERIFY, BDESC_VERIFYS): Define.
9904 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
9905 enum ix86_builtins ordering.
9906 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
9907 for direct bdesc_* array member access instead of searching all the
9908 arrays until an fcode match is found.
9910 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
9912 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
9913 pattern as define_insn_and_split. Split insn before reload to
9915 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
9916 <shift_insn><mode>3_1.
9917 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
9918 <rotate_insn><mode>3_1.
9920 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9923 * input.c (get_source_range_for_substring): Rename to...
9924 (get_source_location_for_substring): ...this, adding param
9925 "caret_idx", and converting output param from source_range * to
9927 (get_source_range_for_char): New function.
9928 (get_num_source_ranges_for_substring): Update comment to reflect
9930 (assert_char_at_range): Update to use get_source_range_for_char
9931 rather than get_source_range_for_substring.
9932 (test_lexer_string_locations_concatenation_2): Likewise.
9933 * substring-locations.h (get_source_range_for_substring): Rename
9935 (get_source_location_for_substring): ...this, and adding param
9936 "caret_idx", and converting output param from source_range * to
9939 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9941 * input.c (class selftest::temp_source_file): Move to
9943 (selftest::temp_source_file::temp_source_file): Move to
9945 (selftest::temp_source_file::~temp_source_file): Likewise.
9946 * selftest.c (selftest::temp_source_file::temp_source_file): Move
9948 (selftest::temp_source_file::~temp_source_file): Likewise.
9949 * selftest.h (class selftest::temp_source_file): Move here from
9952 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9955 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
9956 inlining, add cgraph edge for the added __builtin_unreachable call.
9959 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
9960 only cast it to SHWI for the final comparison.
9962 2016-08-16 Martin Liska <mliska@suse.cz>
9964 PR gcov-profile/36412
9965 * doc/gcov.texi: Document --hash-filenames(-x).
9966 * gcov.c (print_usage): Add the option.
9967 (process_args): Process the option, sort options alphabetically.
9968 (md5sum_to_hex): New function.
9969 (make_gcov_file_name): Do the md5sum and append it to a
9972 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9974 PR tree-optimization/69848
9975 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
9976 and swtich operands to avoid additional NOT instruction.
9977 (vcond<v_cmp_mixed><mode>): Ditto.
9978 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
9980 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
9982 * doc/install.texi (*-*-solaris2*): Adjust latest change.
9984 2016-08-16 Richard Biener <rguenther@suse.de>
9986 PR tree-optimization/76783
9987 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
9988 BB visited flags at start.
9990 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9992 PR tree-optimization/72817
9993 PR tree-optimization/73450
9994 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
9995 multiple_of_p for adjusted IV.base.
9997 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
10000 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
10001 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
10002 for !flag_finite_math_only or flag_signed_zeros.
10003 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
10004 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
10005 depend on flag_finite_math_only.
10006 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
10008 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
10009 (*ieee_smin<mode>3): Ditto.
10010 (*ieee_smax<mode>3): Ditto.
10011 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
10012 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
10014 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
10015 depend on flag_finite_math_only.
10016 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
10017 (*mmx_<code>v2sf3): Remove.
10018 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
10019 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
10020 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
10022 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
10024 PR rtl-optimization/73650
10025 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
10026 it is not a simple move.
10028 2016-08-15 Martin Liska <mliska@suse.cz>
10031 * gcc.c (do_spec_1): Call save_string with the right size.
10032 (save_string): Do an assert about string we copy.
10034 2016-08-15 Richard Biener <rguenther@suse.de>
10036 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
10037 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
10039 (pass_data_stv): Likewise.
10041 2016-08-15 Richard Biener <rguenther@suse.de>
10043 PR tree-optimization/73434
10044 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
10045 TBAA info on the base when forwarding a non-invariant address.
10047 2016-08-15 Jakub Jelinek <jakub@redhat.com>
10049 * dwarf2out.c (struct checksum_attributes): Add
10050 at_string_length_bit_size and at_string_length_byte_size fields.
10051 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
10052 and DW_AT_string_length_byte_size.
10053 (die_checksum_ordered): Handle at_string_length_bit_size and
10054 at_string_length_byte_size.
10055 (gen_array_type_die): For dwarf_version >= 5 emit
10056 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
10057 (adjust_string_types): For dwarf_version >= 5 remove
10058 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
10059 (resolve_addr): Likewise.
10062 * dwarf2out.c (string_types): New variable.
10063 (gen_array_type_die): Change early_dwarf handling of
10064 DW_AT_string_length, create DW_OP_call4 referencing the
10065 length var temporarily. Handle parameters that are pointers
10067 (adjust_string_types): New function.
10068 (gen_subprogram_die): Temporarily set string_types to local var,
10069 call adjust_string_types if needed.
10070 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
10072 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
10074 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
10076 * doc/install.texi (*-*-solaris2*): Fix version number and document
10077 requirement on GNU make for building libjava with the Solaris linker.
10079 2016-08-15 Martin Liska <mliska@suse.cz>
10080 Jakub Jelinek <jakub@redhat.com>
10082 PR tree-optimization/72824
10083 * tree-loop-distribution.c (const_with_all_bytes_same)
10084 <case VECTOR_CST>: Fix a typo.
10086 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
10089 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
10090 Renamed from _mm512_undefined_si512.
10091 (_mm_undefined_si512): New definition.
10093 2016-08-13 Richard Biener <rguenther@suse.de>
10095 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
10096 into PHIs and update the lattice for its def.
10098 2016-08-12 Jakub Jelinek <jakub@redhat.com>
10101 * ubsan.c (instrument_si_overflow): Pass true instead of false
10103 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
10104 of bbs. Return TODO_cleanup_cfg if any returned true.
10106 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10108 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
10109 ISA 3.0 MTVSRDD instruction.
10110 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
10113 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
10115 PR tree-optimization/71083
10116 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
10117 bitfield access when possible.
10119 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
10121 PR middle-end/71654
10122 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
10123 sign-changing cast from a shorter unsigned type to a wider
10126 2016-08-12 Jakub Jelinek <jakub@redhat.com>
10128 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
10129 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
10130 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
10132 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10134 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
10135 Correct costs for vec_construct.
10137 2016-08-12 Bin Cheng <bin.cheng@arm.com>
10139 PR tree-optimization/69848
10140 * tree-vectorizer.h (enum vect_def_type): New condition reduction
10141 type CONST_COND_REDUCTION.
10142 * tree-vect-loop.c (vectorizable_reduction): Support new condition
10143 reudction type CONST_COND_REDUCTION.
10145 2016-08-12 Richard Biener <rguenther@suse.de>
10147 PR tree-optimization/57326
10148 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
10149 returning an SSA name.
10150 (phi_translate_1): When fully_constant_expression returns a NAME
10151 make sure we have a leader for it.
10153 2016-08-12 Martin Liska <mliska@suse.cz>
10154 Adam Fineman <afineman@afineman.com>
10156 * gcov.c (process_file): Create .gcov file when .gcda
10159 2016-08-12 Marek Polacek <polacek@redhat.com>
10162 * alias.c (find_base_value): Adjust fall through comment.
10163 * cfgexpand.c (expand_debug_expr): Likewise.
10164 * combine.c (find_split_point): Likewise.
10165 (expand_compound_operation): Likewise. Add FALLTHRU.
10166 (make_compound_operation): Adjust fall through comment.
10167 (canon_reg_for_combine): Add FALLTHRU.
10168 (force_to_mode): Adjust fall through comment.
10169 (simplify_shift_const_1): Likewise.
10170 (simplify_comparison): Likewise.
10171 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
10173 * config/aarch64/predicates.md: Likewise.
10174 * config/i386/i386.c (function_arg_advance_32): Likewise.
10175 (ix86_gimplify_va_arg): Likewise.
10176 (print_reg): Likewise.
10177 (ix86_print_operand): Likewise.
10178 (ix86_build_const_vector): Likewise.
10179 (ix86_expand_branch): Likewise.
10180 (ix86_sched_init_global): Adjust fall through comment.
10181 (ix86_expand_args_builtin): Add FALLTHRU.
10182 (ix86_expand_builtin): Likewise.
10183 (ix86_expand_vector_init_one_var): Likewise.
10184 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
10185 (rs6000_adjust_cost): Likewise.
10186 (insn_must_be_first_in_group): Likewise.
10187 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
10188 * dbxout.c (dbxout_symbol): Adjust fall through comment.
10189 * df-scan.c (df_uses_record): Likewise.
10190 * dojump.c (do_jump): Add FALLTHRU.
10191 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
10193 (resolve_args_picking_1): Adjust fall through comment.
10194 (loc_list_from_tree_1): Likewise.
10195 * expmed.c (make_tree): Likewise.
10196 * expr.c (expand_expr_real_2): Add FALLTHRU.
10197 (expand_expr_real_1): Likewise. Adjust fall through comment.
10198 * fold-const.c (const_binop): Adjust fall through comment.
10199 (fold_truth_not_expr): Likewise.
10200 (fold_cond_expr_with_comparison): Add FALLTHRU.
10201 (fold_binary_loc): Likewise.
10202 (contains_label_1): Adjust fall through comment.
10203 (multiple_of_p): Likewise.
10204 * gcov-tool.c (process_args): Add FALLTHRU.
10205 * genattrtab.c (check_attr_test): Likewise.
10206 (write_test_expr): Likewise.
10207 * genconfig.c (walk_insn_part): Likewise.
10208 * genpreds.c (validate_exp): Adjust fall through comment.
10209 (needs_variable): Likewise.
10210 * gensupport.c (get_alternatives_number): Add FALLTHRU.
10211 (subst_dup): Likewise.
10212 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
10213 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
10214 (gimplify_scan_omp_clauses): Add FALLTHRU.
10215 (goa_stabilize_expr): Likewise.
10216 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
10218 * hsa-gen.c (get_address_from_value): Likewise.
10219 * ipa-icf.c (sem_function::hash_stmt): Likewise.
10220 * ira.c (ira_setup_alts): Add FALLTHRU.
10221 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
10223 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
10224 * opts.c (common_handle_option): Likewise.
10225 * read-rtl.c (read_rtx_code): Likewise.
10226 * real.c (round_for_format): Likewise.
10227 * recog.c (asm_operand_ok): Likewise.
10228 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
10229 * reload1.c (set_label_offsets): Likewise.
10230 (eliminate_regs_1): Likewise.
10231 (reload_reg_reaches_end_p): Likewise.
10232 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
10233 (rtx_cost): Likewise.
10234 * sched-rgn.c (is_exception_free): Likewise.
10235 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
10236 * stor-layout.c (int_mode_for_mode): Likewise.
10237 * toplev.c (print_to_asm_out_file): Likewise.
10238 (print_to_stderr): Likewise.
10239 * tree-cfg.c (gimple_verify_flow_info): Likewise.
10240 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
10241 (chrec_fold_multiply): Likewise.
10242 (evolution_function_is_invariant_rec_p): Likewise.
10243 (for_each_scev_op): Likewise.
10244 * tree-data-ref.c (siv_subscript_p): Likewise.
10245 (get_references_in_stmt): Likewise.
10246 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
10247 (substitute_in_expr): Likewise.
10248 (type_cache_hasher::equal): Likewise.
10249 (walk_type_fields): Likewise.
10250 * var-tracking.c (adjust_mems): Add FALLTHRU.
10251 (set_dv_changed): Adjust fall through comment.
10252 * varasm.c (default_function_section): Add FALLTHRU.
10254 2016-08-12 Marek Polacek <polacek@redhat.com>
10257 * tree-complex.c (expand_complex_division): Add missing break.
10259 2016-08-12 Richard Biener <rguenther@suse.de>
10261 * passes.c (execute_todo): Do not push/pop TV_TODO.
10262 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
10263 (execute_one_pass): Likewise.
10264 * common.opt (ftime-report-details): New switch.
10265 * doc/invoke.texi (ftime-report-details): Document.
10266 * timevar.h (timer::print_row): Adjust signature.
10267 (timer::all_zero): New static helper.
10268 (timer::child_map_t): New typedef.
10269 (timer::time_var_def): Add children field.
10270 * timevar.c (timer::named_items::print): Adjust.
10271 (timer::~timer): Free timevar recorded children.
10272 (timer::pop_internal): When -ftime-report-details record
10273 time spent in sub-timevars.
10274 (timer::print_row): Adjust.
10275 (timer::print): Print sub-timevar stats, use all_zero.
10276 * timevar.def (TV_TODO): Remove.
10278 2016-08-12 Richard Biener <rguenther@suse.de>
10280 PR tree-optimization/72851
10281 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
10282 worklists to use bitmaps indexed in execution order.
10283 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
10284 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
10285 (cfg_blocks): Make a bitmap.
10286 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
10288 (cfg_blocks_empty_p): Adjust.
10289 (cfg_blocks_add): Likewise.
10290 (cfg_blocks_get): Likewise.
10291 (add_ssa_edge): Likewise.
10292 (add_control_edge): Likewise.
10293 (simulate_stmt): Likewise.
10294 (process_ssa_edge_worklist): Likewise.
10295 (simulate_block): Likewise.
10296 (ssa_prop_init): Compute PRE order and stmt UIDs.
10297 (ssa_prop_fini): Adjust.
10298 (ssa_propagate): Adjust.
10300 2016-08-12 Richard Biener <rguenther@suse.de>
10302 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
10303 the currently executable edges have fixed ranges. Always
10304 go through update_value_range.
10306 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
10310 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
10311 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
10312 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
10313 (LANG_HOOKS_DECLS): Add it.
10314 * langhooks.h (struct lang_hooks_for_decls): Add
10315 function_decl_defaulted. Const_tree-ify
10316 function_decl_explicit_p and function_decl_deleted_p.
10317 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
10318 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
10319 also at strict DWARF v5.
10322 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
10323 TYPE_QUAL_CONST in reference-typed decls.
10326 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
10327 in DW_OP_pieces, just enough to handle pointers to member
10329 (gen_remaining_tmpl_value_param_die_attribute): Use a location
10330 expression on DWARFv5 if a constant value doesn't work.
10332 2016-08-11 David Malcolm <dmalcolm@redhat.com>
10334 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
10335 * selftest.c (selftest::test_assertions): New function.
10336 (selftest::selftest_c_tests): New function.
10337 * selftest.h (selftest::selftest_c_tests): New declaration.
10339 2016-08-11 Richard Biener <rguenther@suse.de>
10340 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10342 PR rtl-optimization/72855
10343 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
10345 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10348 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
10349 (vsx_store_<mode>): Likewise.
10351 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
10353 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
10354 TImode CONST_WIDE_INT store.
10355 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
10357 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
10359 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
10360 mode if unaligned SSE load and store are optimal.
10362 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10364 PR tree-optimization/71083
10365 * tree-predcom.c (ref_at_iteration): Correctly align the
10368 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10370 * config/s390/s390-builtin-types.def: Add INT128 types.
10371 * config/s390/s390-builtins.def: Add INT128 variants for the add
10372 sub low-level builtins dealing with TImode.
10373 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
10374 via subreg when expanding a builtin.
10375 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
10376 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
10378 * config/s390/vecintrin.h: Adjust builtin names accordingly.
10379 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
10380 ("vec_addc<mode>", "vec_addc_u128"): Merge to
10381 "vacc<bhfgq>_<mode>".
10382 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
10383 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
10384 ("vec_subc<mode>", "vec_subc_u128"): Merge to
10385 "vscbi<bhfgq>_<mode>".
10386 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
10387 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
10389 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10391 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
10393 2016-08-11 Bin Cheng <bin.cheng@arm.com>
10395 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
10396 unused declaration.
10397 (vcond<v_cmp_mixed><mode>): Ditto.
10398 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
10400 2016-08-11 Bin Cheng <bin.cheng@arm.com>
10402 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
10403 variable explicitly, also assert on it before use.
10405 2016-08-11 Richard Biener <rguenther@suse.de>
10407 PR tree-optimization/72772
10408 * cfgloopmanip.c (create_preheader): Use split_edge if there
10409 is a single loop entry, avoiding degenerate PHIs.
10411 2016-08-11 Richard Biener <rguenther@suse.de>
10413 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
10414 unconditional TODO_cleanup_cfg.
10415 (pass_thread_jumps::execute): Initialize loops, perform a CFG
10416 cleanup only if we threaded a jump.
10418 2016-08-11 Alan Modra <amodra@gmail.com>
10421 * lra-constraints.c (simplify_operand_subreg): Allow subreg
10422 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
10423 slow. Emit two reloads for slow mem case, first loading in
10424 fast innermode, then converting to required mode.
10426 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
10428 * config/rs6000/altivec.h (vec_extract_exp): New macro.
10429 (vec_extract_sig): New macro.
10430 (vec_insert_exp): New macro.
10431 (vec_test_data_class): New macro.
10432 (scalar_extract_exp): New macro.
10433 (scalar_extract_sig): New macro.
10434 (scalar_insert_exp): New macro.
10435 (scalar_test_data_class): New macro.
10436 (scalar_test_neg): New macro.
10437 (scalar_cmp_exp_gt): New macro.
10438 (scalar_cmp_exp_lt): New macro.
10439 (scalar_cmp_exp_eq): New macro.
10440 (scalar_cmp_exp_unordered): New macro.
10441 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
10442 to enforce constraint that operand is a 7-bit unsigned literal.
10443 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
10444 for power9 built-ins.
10445 (BU_P9V_VSX_2): Likewise.
10446 (BU_P9V_64BIT_VSX_2): Likewise.
10447 (VSEEDP): Add scalar extract exponent support.
10448 (VSEESP): Add scalar extract signature support.
10449 (VSTDCNDP): Add scalar test negative support.
10450 (VSTDCNSP): Likewise.
10451 (VSIEDP): Add scalar insert exponent support.
10452 (VSCEDPGT): Add scalar compare exponent greater than support.
10453 (VSCEDPLT): Add scalar compare exponent less than support.
10454 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
10455 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
10456 (VSTDCDP): Add scalar test data class support.
10457 (VSTDCSP): Likewise.
10458 (VSEEDP): Add overload support for scalar extract exponent
10460 (VSESDP): Add overload support for scalar extract signature
10462 (VSTDCN): Add overload support for scalar test negative
10464 (VSTDCNDP): Add overload support for scalar test negative
10466 (VSTDCNSP): Add overload support for scalar test negative
10468 (VSIEDP): Add overload support for scalar insert exponent
10470 (VSTDC): Add overload support for scalar test data class
10472 (VSTDCDP): Add overload support for scalar test data class
10474 (VSTDCSP): Add overload support for scalar test data class
10476 (VSCEDPGT): Add overload support for scalar compare exponent
10477 greater than operation.
10478 (VSCEDPLT): Add overload support for scalar compare exponent
10479 less than operation.
10480 (VSCEDPEQ): Add overload support for scalar compare exponent
10481 test-for-equality operation.
10482 (VSCEDPUO): Add overload support for scalar compare exponent
10483 test-for-unordered operation.
10484 (VEEDP): Add vector extract exponent support.
10486 (VESDP): Add vector extract significand support.
10488 (VIEDP): Add vector insert exponent support.
10490 (VTDCDP): Add vector test data class support.
10491 (VTDCSP): Likewise.
10492 (VES): Add overload support for vector extract significand operation.
10495 (VEE): Add overload support for vector extract exponent operation.
10498 (VTDC): Add overload support for vector test data class operation.
10499 (VTDCDP): Likewise.
10500 (VTDCSP): Likewise.
10501 (VIE): Add overload support for vector insert exponent operation.
10504 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10505 overloaded binary floating point functions.
10506 (altivec_resolve_overloaded_builtin): Improve error messages to
10507 distinguish between functions not supported in the current
10508 compiler configuration and functions that were invoked with an
10509 invalid parameter combination, and include the built-in function
10510 name in both error messages.
10511 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
10513 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
10515 (rs6000_expand_binop_builtin): Add check to enforce that argument
10516 2 of the test data class operations is a 7-bit unsigned literal.
10517 (rs6000_invalid_builtin): Add code to issue an error message if a
10518 built-in function that requires the power9_vector and -m32
10519 command-line options is compiled without these options.
10520 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
10521 (UNSPEC_VSX_SXSIGDP): New value.
10522 (UNSPEC_VSX_SXSIGPDP): New value.
10523 (UNSPEC_VSX_SIEXPDP): New value.
10524 (UNSPEC_VSX_SCMPEXPDP): New value.
10525 (UNSPEC_VSX_STSTDC): New value.
10526 (UNSPEC_VSX_VXEXP): New value.
10527 (UNSPEC_VSX_VXSIG): New value.
10528 (UNSPEC_VSX_VIEXP): New value.
10529 (UNSPEC_VSX_VTSTDC): New value.
10530 (xsxexpdp): New insn for scalar extract exponent.
10531 (xsxsigdp): New insn for scalar extract significand.
10532 (xsiexpdp): New insn for scalar insert exponent.
10533 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
10534 (*xscmpexpdp): New insn for scalar compare exponents.
10535 (xststdc<Fvsx): New expansion for both single- and
10536 double-precision scalar test data class operations.
10537 (xststdcneg<Fvsx>): New expansion for both single- and
10538 double-precision scalar test for negative value operations.
10539 (*xststdc<Fvsx>): New insn for scalar test data class
10541 (xvxexp<VSs>): New insn for single- and double-precision
10542 vector extract exponent operation.
10543 (xvxsig<VSs>): New insn for single- and double-precision
10544 vector extract significand operation.
10545 (xviexp<VSs>): New insn for single- and double-precision
10546 vector insert exponent operation.
10547 (xvtstdc<VSs>): New insn for single- and double-precision
10548 vector test data class operation.
10549 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10550 built-in functions to represent the Power9 binary floating-point
10551 support instructions.
10553 2016-08-10 bin cheng <bin.cheng@arm.com>
10555 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
10557 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10558 Renlin Li <renlin.li@arm.com>
10559 Bin Cheng <bin.cheng@arm.com>
10561 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
10562 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
10563 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
10564 (aarch64_vcond_internal<mode><mode>): Delete pattern.
10565 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
10566 (vcond<v_cmp_result><mode>): Ditto.
10567 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
10568 (vcondu<mode><mode>): Ditto.
10569 (vcond<v_cmp_mixed><mode>): New pattern.
10570 (vcondu<mode><v_cmp_mixed>): New pattern.
10571 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
10572 of aarch64_vcond_internal.
10574 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10575 Renlin Li <renlin.li@arm.com>
10576 Bin Cheng <bin.cheng@arm.com>
10578 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
10579 (vec_cmp<mode><v_cmp_result>): New pattern.
10580 (vec_cmpu<mode><mode>): New pattern.
10581 (vcond_mask_<mode><v_cmp_result>): New pattern.
10583 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10585 PR tree-optimization/71734
10586 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
10587 REF_LOOP, invoke ref_indep_loop_p_1.
10588 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
10589 to ref_indep_loop_p.
10590 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
10591 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
10592 is inside LOOP, do not cache dpendence value for loops with
10594 (ref_indep_loop_p_2): Delete function.
10595 (can_sm_ref_p): Pass LOOP as additional argument to
10598 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
10601 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
10602 being an offsettable address.
10604 2016-08-10 Martin Liska <mliska@suse.cz>
10606 PR gcov-profile/58306
10607 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
10608 atomic variants of profile update functions.
10610 2016-08-10 Martin Liska <mliska@suse.cz>
10612 Cherry picked (and modified) from google-4_7 branch
10613 2012-12-26 Rong Xu <xur@google.com>
10614 * common.opt (fprofile-update): Add new flag.
10615 * coretypes.h: Define enum profile_update.
10616 * doc/invoke.texi: Document -fprofile-update.
10617 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
10618 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
10619 * tree-profile.c (gimple_init_edge_profiler): Generate
10620 also atomic profiler update.
10621 (gimple_gen_edge_profiler): Likewise.
10623 2016-08-10 David Malcolm <dmalcolm@redhat.com>
10625 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
10626 stack_usage_file to NULL after fclose calls.
10628 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10631 * reload.c (push_reload): Compute subreg_in_class for
10632 subregs of constants and plus expressions. Remove special
10633 handling of SYMBOL_REFs.
10635 2016-08-10 Alan Modra <amodra@gmail.com>
10638 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
10639 SImode for TARGET_E500_DOUBLE when given SImode.
10641 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
10643 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
10644 unused variable __O.
10646 2016-08-09 Martin Liska <mliska@suse.cz>
10648 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
10649 _gcov_reset to __gcov_reset.
10650 * doc/gcov-tool.texi: Fix typo.
10652 2016-08-09 Martin Liska <mliska@suse.cz>
10654 * value-prof.c (gimple_divmod_values_to_profile): Do not
10655 instrument MOD histogram if a value is not a SSA name.
10657 2016-08-09 Martin Liska <mliska@suse.cz>
10659 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
10662 2016-08-09 Renlin Li <renlin.li@arm.com>
10664 PR middle-end/64971
10665 * calls.c (prepare_call_address): Convert funexp to Pmode when
10667 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
10668 (sibcall_value): Likewise.
10670 2016-08-09 Marek Polacek <polacek@redhat.com>
10673 * cselib.c (cselib_expand_value_rtx_1): Add return.
10674 * gengtype.c (dbgprint_count_type_at): Likewise.
10675 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
10676 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
10678 2016-08-09 Martin Jambor <mjambor@suse.cz>
10681 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
10682 if instance is a MEM_REF.
10684 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
10687 * config/i386/i386.md (*movtf_internal): Use
10688 lra_in_progress || reload_completed instead of !can_create_pseudo_p
10689 in the insn constraint.
10690 (*movxf_internal): Ditto.
10691 (*movdf_internal): Ditto.
10692 (*movsf_internal): Ditto.
10694 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10696 PR tree-optimization/72772
10697 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10700 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10702 PR tree-optimization/72772
10703 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
10705 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
10706 parameter STOP and update calls. Move expand_simple_operations
10707 function call from here...
10708 (simplify_using_initial_conditions): ...to here. Delete parameter
10710 (tree_simplify_using_condition): Delete parameter STOP.
10711 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
10712 simplify_using_initial_conditions.
10714 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
10717 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
10718 Use create_tmp_var_raw instead of create_tmp_var.
10720 2016-08-09 Richard Biener <rguenther@suse.de>
10722 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
10723 Treat same SSA names related.
10725 2016-08-09 Jakub Jelinek <jakub@redhat.com>
10727 PR tree-optimization/72824
10728 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
10729 real_zerop is not negative.
10731 2016-08-09 Richard Biener <rguenther@suse.de>
10733 PR tree-optimization/71802
10734 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
10735 all merge opportunities with the predecessor.
10737 2016-08-09 Richard Biener <rguenther@suse.de>
10740 * ipa-prop.c (ipa_modify_formal_parameters): Build
10741 parameter types with natural alignment also for the
10744 2016-08-08 Andi Kleen <ak@linux.intel.com>
10746 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
10748 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10751 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
10752 do-nothing langhook.
10753 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
10754 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
10755 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
10756 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
10758 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10761 * input.c: Ensure that HAVE_ICONV is defined.
10763 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10765 PR middle-end/72781
10766 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
10767 private vars for lastprivate and for linear iterator.
10769 PR middle-end/68762
10770 * omp-simd-clone.c: Include varasm.h.
10771 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
10772 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
10773 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
10774 update function name.
10776 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10778 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
10779 (avr_diagnose_devicespecs_error): Remove.
10780 (avr_devicespecs_file): Remove composing absolute path for specfile
10781 and its verbose info. Remove conditions to check specs-file,
10783 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10785 PR rtl-optimization/72821
10786 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
10787 just return false for them.
10789 2016-08-08 Alan Modra <amodra@gmail.com>
10792 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
10793 toc refs created during reload. Update function comment.
10795 2016-08-08 Alan Modra <amodra@gmail.com>
10798 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
10799 alternatives. Put loads first, then stores, and reg/reg moves
10800 within same class later. Delete attr length.
10802 2016-08-08 Alan Modra <amodra@gmail.com>
10805 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
10806 (mem_operand_ds_form): New predicate.
10807 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
10808 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
10809 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
10810 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
10811 (extendsfdf2_fpr): Replace o constraint with wY.
10813 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
10815 * tree-ssa-threadbackward.c: Include tree-inline.h
10816 (profitable_jump_thread_path): Use estimate_num_insns to estimate
10817 size of copied block; for cold paths reduce duplication.
10818 (find_jump_threads_backwards): Remove redundant tests.
10819 (pass_thread_jumps::gate): Enable for -Os.
10821 2016-08-07 Jakub Jelinek <jakub@redhat.com>
10824 * stor-layout.c (layout_decl): Fix up formatting.
10825 (relayout_decl): Allow DECL to be FIELD_DECL.
10827 2016-08-07 Alan Modra <amodra@gmail.com>
10829 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
10831 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10833 * data-streamer-in.c (streamer_read_wide_int): New.
10834 (streamer_read_widest_int): Renamed function.
10835 * data-streamer-out.c (streamer_write_wide_int): New
10836 (streamer_write_widest_int): Renamed function.
10837 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
10839 (input_cfg): Call renamed function.
10840 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
10842 (output_cfg): Call renamed function.
10843 * data-streamer.h: Add declarations.
10845 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10847 * tree-ssa-ccp.c (extend_mask): New param sgn.
10848 Remove ORing with wi::mask.
10849 (get_default_value): Adjust call to extend_mask to pass sign.
10850 (evaluate_stmt): Likewise.
10852 2016-08-06 Jakub Jelinek <jakub@redhat.com>
10854 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
10857 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10859 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
10860 transform if operand's type is pointer to function or method.
10862 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10864 PR tree-optimization/18046
10865 * tree-ssa-threadedge.c: Include cfganal.h.
10866 (simplify_control_statement_condition): If simplifying a
10867 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
10868 with the dominating ASSERT_EXPR before handing it off to VRP.
10869 Mention that a CASE_LABEL_EXPR may be returned.
10870 (thread_around_empty_blocks): Adjust to handle
10871 simplify_control_statement_condition() returning a
10873 (thread_through_normal_block): Likewise.
10874 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
10875 a switch statement by trying to determine which case label
10878 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
10880 PR rtl-optimization/69847
10881 * lra-constraints.c (process_invariant_for_inheritance): Save
10882 pattern instead of src.
10883 (remove_inheritance_pseudos): Use the pattern. Add assert.
10885 2016-08-05 David Malcolm <dmalcolm@redhat.com>
10887 * input.c (string_concat::string_concat): New constructor.
10888 (string_concat_db::string_concat_db): New constructor.
10889 (string_concat_db::record_string_concatenation): New method.
10890 (string_concat_db::get_string_concatenation): New method.
10891 (string_concat_db::get_key_loc): New method.
10892 (class auto_cpp_string_vec): New class.
10893 (get_substring_ranges_for_loc): New function.
10894 (get_source_range_for_substring): New function.
10895 (get_num_source_ranges_for_substring): New function.
10896 (class selftest::lexer_test_options): New class.
10897 (struct selftest::lexer_test): New struct.
10898 (class selftest::ebcdic_execution_charset): New class.
10899 (selftest::ebcdic_execution_charset::s_singleton): New variable.
10900 (selftest::lexer_test::lexer_test): New constructor.
10901 (selftest::lexer_test::~lexer_test): New destructor.
10902 (selftest::lexer_test::get_token): New method.
10903 (selftest::assert_char_at_range): New function.
10904 (ASSERT_CHAR_AT_RANGE): New macro.
10905 (selftest::assert_num_substring_ranges): New function.
10906 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
10907 (selftest::assert_has_no_substring_ranges): New function.
10908 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
10909 (selftest::test_lexer_string_locations_simple): New function.
10910 (selftest::test_lexer_string_locations_ebcdic): New function.
10911 (selftest::test_lexer_string_locations_hex): New function.
10912 (selftest::test_lexer_string_locations_oct): New function.
10913 (selftest::test_lexer_string_locations_letter_escape_1): New function.
10914 (selftest::test_lexer_string_locations_letter_escape_2): New function.
10915 (selftest::test_lexer_string_locations_ucn4): New function.
10916 (selftest::test_lexer_string_locations_ucn8): New function.
10917 (selftest::uint32_from_big_endian): New function.
10918 (selftest::test_lexer_string_locations_wide_string): New function.
10919 (selftest::uint16_from_big_endian): New function.
10920 (selftest::test_lexer_string_locations_string16): New function.
10921 (selftest::test_lexer_string_locations_string32): New function.
10922 (selftest::test_lexer_string_locations_u8): New function.
10923 (selftest::test_lexer_string_locations_utf8_source): New function.
10924 (selftest::test_lexer_string_locations_concatenation_1): New
10926 (selftest::test_lexer_string_locations_concatenation_2): New
10928 (selftest::test_lexer_string_locations_concatenation_3): New
10930 (selftest::test_lexer_string_locations_macro): New function.
10931 (selftest::test_lexer_string_locations_stringified_macro_argument):
10933 (selftest::test_lexer_string_locations_non_string): New function.
10934 (selftest::test_lexer_string_locations_long_line): New function.
10935 (selftest::test_lexer_char_constants): New function.
10936 (selftest::input_c_tests): Call the new test functions once per
10937 case within the line_table test matrix.
10938 * input.h (struct string_concat): New struct.
10939 (struct location_hash): New struct.
10940 (class string_concat_db): New class.
10941 * substring-locations.h: New header.
10943 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10945 PR tree-optimization/72810
10946 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
10947 the type of the case labels when truncating.
10949 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
10952 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
10953 (aarch64_fp16_ptr_type_node): Likewise.
10954 * config/aarch64/aarch64-simd-builtins.c
10955 (aarch64_fp16_ptr_type_node): Define.
10956 (aarch64_init_fp16_types): New, refactored out of...
10957 (aarch64_init_builtins): ...here, update to call
10958 aarch64_init_fp16_types.
10959 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
10961 (aapcs_vfp_sub_candidate): Likewise.
10963 2016-08-05 Martin Liska <mliska@suse.cz>
10964 Joshua Cranmer <Pidgeot18@gmail.com>
10966 * gcov.c (line_t::has_block): New function.
10967 (enum loop_type): New enum.
10968 (handle_cycle): New function.
10969 (unblock): Likewise.
10970 (circuit): Likewise.
10971 (get_cycles_count): Likewise.
10972 (accumulate_line_counts): Use new loop detection algorithm.
10974 2016-08-05 Martin Liska <mliska@suse.cz>
10976 * gcov.c (output_intermediate_file): Rename
10977 function_info::line_next to next_file_fn.
10978 (process_file): Likewise.
10979 (read_graph_file): Likewise.
10980 (accumulate_line_counts): Likewise.
10981 (output_lines): Likewise.
10983 2016-08-05 Richard Biener <rguenther@suse.de>
10985 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
10986 restriction on threading to a loop header.
10988 2016-08-05 Richard Biener <rguenther@suse.de>
10990 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
10991 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
10992 adjust loop info accordingly.
10994 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
10996 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
10997 before folding call to __builtin_constant_p with parameters to false.
10999 2016-08-05 Alan Modra <amodra@gmail.com>
11001 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
11002 code accidentally committed 2016-05-02 providing class when given
11005 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
11007 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
11008 the case label ranges that partially overlap with OP's value
11011 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
11014 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
11015 Cast builtin function result to __mmask16 instead of __mmask8.
11016 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
11017 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
11018 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
11020 2016-08-04 David Malcolm <dmalcolm@redhat.com>
11022 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
11023 (ASSERT_TRUE_AT): New macro.
11024 (ASSERT_FALSE): Reimplement in terms of...
11025 (ASSERT_FALSE_AT): New macro.
11026 (ASSERT_STREQ_AT): Fix typo in comment.
11028 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
11030 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
11031 labels are exhaustive, designate the label with the widest
11032 range to be the default label.
11034 2016-08-04 Andrew Pinski <apinski@cavium.com>
11036 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
11037 (thunderx_tunings): Use thunderx_vector_cost instead of
11038 generic_vector_cost.
11040 2016-08-04 Martin Liska <mliska@suse.cz>
11042 * gcov.c (main): Fix GNU coding style.
11043 (output_intermediate_file): Likewise.
11044 (process_file): Likewise.
11045 (generate_results): Likewise.
11046 (release_structures): Likewise.
11047 (create_file_names): Likewise.
11048 (find_source): Likewise.
11049 (read_graph_file): Likewise.
11050 (find_exception_blocks): Likewise.
11051 (canonicalize_name): Likewise.
11052 (make_gcov_file_name): Likewise.
11053 (mangle_name): Likewise.
11054 (accumulate_line_counts): Likewise.
11055 (output_branch_count): Likewise.
11056 (read_line): Likewise.
11058 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
11060 PR rtl-optimization/71779
11061 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
11062 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
11063 or if it was truncated.
11065 PR rtl-optimization/70903
11066 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
11068 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
11070 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
11071 accessing SSA_NAME_PTR_INFO.
11073 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
11076 * common/config/avr/avr-common.c (avr_option_optimization_table)
11077 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
11079 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
11082 * config/avr/avr.md: New pattern to work around do_store_flag
11083 generating shift instructions for bit extractions.
11085 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
11087 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
11089 (add_equivalence): Likewise.
11090 (get_value_range): Allocate value range with vrp_value_range_pool.
11091 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
11092 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
11094 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
11096 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
11097 the default for the rs6000 port.
11099 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11101 PR middle-end/71876
11102 * calls.c (special_function_p): Remove special handling of
11103 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
11104 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
11105 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
11107 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
11109 PR middle-end/72778
11110 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
11111 Don't stop on regular insns.
11113 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
11115 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
11116 size to DImode boundary.
11117 (nvptx_propagate): Likewise.
11119 2016-08-03 Alan Modra <amodra@gmail.com>
11121 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
11122 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
11123 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
11124 from -mefficient-unaligned-vector. Note that this affects fp too.
11126 2016-08-03 Alan Modra <amodra@gmail.com>
11128 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
11131 2016-08-03 Alan Modra <amodra@gmail.com>
11133 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
11134 to a reg. Localize vars.
11136 2016-08-03 Alan Modra <amodra@gmail.com>
11138 * config/rs6000/rs6000.opt: Remove negatives from help strings
11141 2016-08-03 Alan Modra <amodra@gmail.com>
11143 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
11144 Delete duplicated code.
11146 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
11148 PR middle-end/72778
11149 * lra-spills.c (regno_in_use_p): New.
11150 (lra_final_code_change): Use it.
11152 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
11154 PR rtl-optimization/69847
11155 * lra-int.h (struct lra-reg): Use restore_rtx instead of
11157 (lra_rtx_hash): New.
11158 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
11160 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
11161 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
11162 * lra-spills.c (lra_final_code_change): Don't delete insn when the
11163 next insn is USE with the same reg as the current insn source.
11164 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
11166 (lra_constraints_init): Call initiate_invariants.
11167 (lra_constraints_finish): Call finish_invariants.
11168 (struct invariant, invariant_t, invariant_ptr_t): New.
11169 (const_invariant_ptr_t, invariants, invariants_pool): New.
11170 (invariant_table, invariant_hash, invariant_eq_p): New.
11171 (insert_invariant, initiate_invariants, finish_invariants): New.
11172 (clear_invariants, invalid_invariant_regs): New.
11173 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
11174 instead of restore_regno.
11175 (invariant_p, process_invariant_for_inheritance): New.
11176 (inherit_in_ebb): Implement invariant inheritance.
11177 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
11178 (remove_inheritance_pseudos): Implement undoing invariant
11180 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
11181 instead of restore_regno.
11182 * lra-assigns.c (regno_live_length): New.
11183 (reload_pseudo_compare_func): Use regno_live_length.
11184 (assign_by_spills): Use restore_rtx instead of restore_regno.
11185 (lra_assign): Ditto. Initiate regno_live_length.
11187 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
11189 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
11190 __builtin_aarch64_fmindf.
11192 2016-08-02 Bin Cheng <bin.cheng@arm.com>
11194 PR tree-optimization/34114
11195 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
11196 information for more control IVs.
11198 2016-08-02 Bin Cheng <bin.cheng@arm.com>
11200 PR tree-optimization/34114
11201 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
11202 PLUS_EXPR case. Handle SSA_NAME case.
11204 2016-08-02 Tamar Christina <tamar.christina@arm.com>
11206 * config/aarch64/aarch64-simd-builtins.def
11207 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
11208 (__builtin_aarch64_fmaxdf): Likewise.
11209 (__builtin_aarch64_smin_nandf): Likewise.
11210 (__builtin_aarch64_smax_nandf): Likewise.
11211 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
11212 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
11213 (<fmaxmin><mode>3): ...this.
11214 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
11215 (vminnm_f64): Likewise.
11216 (vmin_f64): Likewise.
11217 (vmax_f64): Likewise.
11218 * config/aarch64/iterators.md (FMAXMIN): Merge with...
11219 (FMAXMIN_UNS): ...this.
11220 (fmaxmin): Merged with
11221 (fmaxmin_op): ...this...
11222 (maxmin_uns_op): ...in to this.
11224 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11226 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11227 Add support for vec_extract on vector float, vector int, vector
11228 short, and vector char vector types.
11229 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
11230 vector float, vector int, vector short, and vector char
11231 optimizations on 64-bit ISA 2.07 systems for both constant and
11232 variable element numbers.
11233 (rs6000_split_vec_extract_var): Likewise.
11234 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
11235 Altivec registers on ISA 2.07 and above.
11236 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
11237 which never was matched due to the split occuring before register
11238 allocation (and the code would not have worked on little endian
11239 systems if it did match). Allow extracts to go to the Altivec
11240 registers if ISA 2.07 (power8). Change from using "" around the
11241 C++ code to using {}'s.
11242 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
11243 vec_extracts when the vector is in memory.
11244 (vsx_extract_v4sf_var): New insn to optimize vector float
11245 vec_extracts when the element number is variable on 64-bit ISA
11247 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
11248 for 64-bit ISA 2.07 as well as ISA 3.0.
11249 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
11250 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
11251 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
11252 optimize vector int, vector short, and vector char vec_extracts
11253 when the vector is in memory.
11254 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
11255 optimize vector int, vector short, and vector char vec_extracts
11256 when the element number is variable.
11258 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11261 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
11262 does not overlap with other symbol flags.
11264 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
11266 * config/aarch64/aarch64.h (aarch64_frame):
11267 Remove padding0 and hardfp_offset. Add locals_offset,
11268 initial_adjust, callee_adjust, callee_offset and final_adjust.
11269 * config/aarch64/aarch64.c (aarch64_layout_frame):
11270 Remove unused padding0 and hardfp_offset initializations.
11271 Choose frame layout and set frame variables accordingly.
11272 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
11273 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
11274 (aarch64_pop_regs): Likewise.
11275 (aarch64_expand_prologue): Remove all decision code, just emit
11276 prolog according to frame variables.
11277 (aarch64_expand_epilogue): Remove all decision code, just emit
11278 epilog according to frame variables.
11279 (aarch64_initial_elimination_offset): Use offset to local/arg area.
11281 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
11284 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
11285 fix_debug_reg_uses after changing source register mode to
11286 V1TImode if source register is undefined.
11288 2015-08-01 Alan Hayward <alan.hayward@arm.com>
11290 PR tree-optimization/71818
11291 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
11292 with non invariant evolutions
11294 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11297 * config/avr/avr.md (length) [branch]: Correct insn length
11298 attribute for forward branches.
11300 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11302 * doc/extend.texi (AVR Built-in Functions): Document
11303 __builtin_avr_nops.
11304 * config/avr/builtins.def (NOPS): New.
11305 * config/avr/avr.c (avr_expand_nops): New static function.
11306 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
11308 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11310 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
11311 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
11314 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
11316 * config/aarch64/aarch64.c (vulcan_tunings): Update
11317 vulcan L1 cache_line_size.
11319 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11321 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
11322 function that takes a vector memory address, a hard register, an
11323 element number and a temporary base register, and recreates an
11324 address that points to the appropriate element within the vector.
11325 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
11326 (rs6000_split_vec_extract_var): Add support for the target of a
11327 vec_extract with variable element number being a scalar memory
11329 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
11331 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
11332 vsx_extract_<mode>_load insn with a new insn that optimizes
11333 storing either element to a memory location, using scratch
11334 registers to pick apart the vector and reconstruct the address.
11335 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
11336 (vsx_extract_<mode>_store): Rework alternatives to more correctly
11337 support Altivec registers. Add support for ISA 3.0 Altivec d-form
11339 (vsx_extract_<mode>_var): Add support for extracting a variable
11340 element number from memory.
11342 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
11344 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
11345 when testing for compares against constants of the form 0xabab.
11347 2016-07-29 Bin Cheng <bin.cheng@arm.com>
11349 PR tree-optimization/57558
11350 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
11352 (vect_loop_versioning): Support versioning with niter assumptions.
11353 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
11354 (vect_get_loop_niters): New parameter. Reimplement to support
11355 assumptions in loop niter info.
11356 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
11357 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
11358 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
11359 Support loop versioning for niters.
11360 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
11361 (vect_free_loop_info_assumptions): New function.
11362 (vectorize_loops): Free loop niter info for loops with flag
11363 LOOP_F_ASSUMPTIONS set if vectorization failed.
11364 * tree-vectorizer.h (struct _loop_vec_info): New field
11365 num_iters_assumptions.
11366 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
11367 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
11368 (LOOP_REQUIRES_VERSIONING): New macro.
11369 (vect_free_loop_info_assumptions): New decl.
11371 2016-07-29 Bin Cheng <bin.cheng@arm.com>
11373 * cfgloop.h (struct loop): New field constraints.
11374 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
11375 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
11377 * cfgloop.c (alloc_loop): Initialize new field.
11378 * cfgloopmanip.c (copy_loop_info): Copy constraints.
11379 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
11380 Adjust niter analysis wrto loop constraints.
11381 * doc/loop.texi (@node Number of iterations): Add description for loop
11384 2016-07-29 Marek Polacek <polacek@redhat.com>
11387 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
11388 (ix86_expand_round_builtin): Likewise.
11390 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
11391 Georg-Johann Lay <avr@gjlay.de>
11393 PR rtl-optimization/71976
11394 * combine.c (get_last_value): Return 0 if the argument for which
11395 the function is called has a wider mode than the recorded value.
11397 2016-07-29 Marek Polacek <polacek@redhat.com>
11400 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
11401 (altivec_expand_st_builtin): Likewise.
11403 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
11405 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
11406 introduced in r238381.
11408 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
11410 PR middle-end/68217
11411 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
11412 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
11414 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
11416 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
11418 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11419 Add support for vec_extract of vector double or vector long having
11420 a variable element number on 64-bit ISA 2.07 systems or newer.
11421 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
11423 (rs6000_split_vec_extract_var): New function to split a
11424 vec_extract built-in function with variable element number.
11425 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
11427 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
11428 (UNSPEC_VSX_EXTRACT): Likewise.
11429 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
11430 direct move instructions to be generated on 64-bit ISA 2.07
11431 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
11433 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
11434 arguments for vec_extract variable element.
11435 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
11436 vec_extract with variable element on V2DFmode and V2DImode
11438 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
11439 -mupper-regs-df requirement, since it isn't needed.
11440 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
11441 do direct moves on 64-bit systems, which allows optimization of
11442 vec_extract on 64-bit ISA 2.07 systems and newer.
11444 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11445 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11447 * config/aarch64/aarch64.md
11448 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
11449 statement and type.
11450 (<optab>qihi2_aarch64): Likewise, and split into two.
11451 (extendqihi2_aarch64): New.
11452 (zero_extendqihi2_aarch64): New.
11453 * config/aarch64/iterators.md (ldrxt): Remove.
11454 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
11457 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11459 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
11461 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11463 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
11464 (aarch64_push_reg): New function to push 1 or 2 registers.
11465 (aarch64_pop_reg): New function to pop 1 or 2 registers.
11466 (aarch64_expand_prologue): Use aarch64_push_regs.
11467 (aarch64_expand_epilogue): Use aarch64_pop_regs.
11469 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
11471 PR tree-optimization/71734
11472 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
11473 attribute instead of REF_LOOP and use it.
11474 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
11475 set it for Loops having non-zero safelen attribute.
11476 (ref_indep_loop_p): Pass zero as initial value for safelen.
11478 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
11480 PR middle-end/72657
11482 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
11483 call using chkp_gimple_call_builtin_p.
11484 (chkp_copy_bounds_for_assign): Likewise.
11486 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11488 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
11489 * config/arm/arm-protos.h (struct tune_params): Likewise.
11490 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
11491 (cortex_a9_sched_adjust_cost): Likewise.
11492 (fa726te_sched_adjust_cost): Likewise.
11493 (arm_adjust_cost): Likewise.
11494 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
11495 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
11496 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
11497 * config/i386/i386.c (ix86_adjust_cost): Likewise.
11498 * config/ia64/ia64.c: Likewise.
11499 * config/m68k/m68k.c: Likewise.
11500 * config/mep/mep.c (mep_adjust_cost): Likewise.
11501 * config/microblaze/microblaze.c (microblaze_adjust_cost):
11503 * config/mips/mips.c (mips_adjust_cost): Likewise.
11504 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
11506 * config/pa/pa.c (pa_adjust_cost): Likewise.
11507 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
11508 (rs6000_debug_adjust_cost): Likewise.
11509 * config/sh/sh.c (sh_adjust_cost): Likewise.
11510 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
11511 (hypersparc_adjust_cost): Likewise.
11512 (sparc_adjust_cost): Likewise.
11513 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
11514 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
11515 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
11517 * config/visium/visium.c (visium_adjust_cost): Likewise.
11518 * doc/tm.texi: Regenerate.
11519 * haifa-sched.c (dep_cost_1): Adjust.
11520 * target.def: Merge adjust_cost and adjust_cost_2.
11522 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11524 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
11526 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11528 * store-motion.c (struct st_expr): Make pattern_regs a vector.
11529 (extract_mentioned_regs): Append to a vector instead of
11530 returning a rtx_expr_list.
11531 (st_expr_entry): Adjust.
11532 (free_st_expr_entry): Likewise.
11533 (store_ops_ok): Likewise.
11534 (store_killed_in_insn): Likewise.
11535 (find_moveable_store): Likewise.
11537 2016-07-28 Martin Liska <mliska@suse.cz>
11539 PR gcov-profile/68025
11540 * tree-profile.c (tree_profiling): Respect
11541 no_profile_instrument_function attribute.
11542 * doc/extend.texi: Document no_profile_instrument_function
11545 2016-07-28 Martin Liska <mliska@suse.cz>
11547 PR rtl-optimization/70944
11548 * combine.c (make_compound_operation):
11549 Do not allow make_compound_operation for vector mode
11551 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
11553 PR middle-end/71994
11554 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
11555 before calling get_ops.
11557 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11559 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
11560 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
11561 (BITS_PER_UNIT_LOG): Remove.
11562 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
11563 * expr.c (expand_assignment): Likewise.
11564 * stor-layout.c (initialize_sizetypes): Likewise.
11566 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
11568 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
11569 signature of rs6000_expand_vector_extract so that the element
11570 number is a RTX instead of a constant integer.
11571 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
11573 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
11574 (altivec_expand_vec_ext_builtin): Likewise.
11575 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
11576 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
11577 MFVSRLD instruction.
11579 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11581 * input.c (get_pure_location): Move here from tree.c.
11582 (make_location): Likewise. Add header comment.
11583 (selftest::test_accessing_ordinary_linemaps): Verify
11584 pure_location_p, make_location, get_location_from_adhoc_loc and
11585 get_range_from_loc.
11586 * input.h (get_pure_location): Move declaration here from tree.h.
11587 (get_finish): Likewise for inline function.
11588 (make_location): Likewise for declaration.
11589 * tree.c (get_pure_location): Move to input.c.
11590 (make_location): Likewise.
11591 * tree.h (get_pure_location): Move declaration to tree.h.
11592 (get_finish): Likewise for inline function.
11593 (make_location): Likewise for declaration.
11595 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11597 PR middle-end/71078
11598 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
11600 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11602 * system.h (STATIC_ASSERT): Use static_assert if building
11603 with C++11 onwards.
11605 2016-07-27 Richard Biener <rguenther@suse.de>
11607 PR tree-optimization/72517
11608 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
11609 Revert change to not compute read-read dependences.
11611 2016-07-27 Richard Biener <rguenther@suse.de>
11613 * predict.c (set_even_probabilities): Make nedges unsigned.
11615 2016-07-27 Martin Liska <mliska@suse.cz>
11617 * predict.c (set_even_probabilities): Handle unlikely edges.
11618 (combine_predictions_for_bb): Likewise.
11620 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11623 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
11624 __float128 support when we don't have hardware support, so that
11625 the IEEE built-in functions like isgreater, first call __unordkf3
11626 to make sure neither operand is a NaN, and if both operands are
11627 ordered, do the normal comparison.
11629 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11631 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
11633 (extract_code_and_val_from_cond_with_ops): Verify that name is
11634 either cond_op0 or cond_op1.
11636 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11638 PR tree-optimization/18046
11639 * genmodes.c (emit_mode_size_inline): Emit an assert that
11640 verifies that mode is a valid array index.
11641 (emit_mode_nuinits_inline): Likewise.
11642 (emit_mode_inner_inline): Likewise.
11643 (emit_mode_unit_size_inline): Likewise.
11644 (emit_mode_unit_precision_inline): Likewise.
11645 * tree-vrp.c: Include params.h.
11646 (find_switch_asserts): Register edge assertions for the default
11647 label which correspond to the anti-ranges of each case label.
11648 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
11649 * doc/invoke.texi: Document it.
11651 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11653 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
11654 and unnecessary call to gimple_bb.
11656 2016-07-26 Richard Biener <rguenther@suse.de>
11658 PR rtl-optimization/71984
11659 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
11662 2016-07-26 Richard Biener <rguenther@suse.de>
11664 PR middle-end/72517
11665 * expmed.c (extract_bit_field_1): Constrain the vector mode
11666 with element size matching the extraction mode size when
11667 choosing a better vector mode to do the extraction from.
11669 2016-07-26 Richard Biener <rguenther@suse.de>
11670 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11672 PR middle-end/70920
11673 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
11676 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11678 * tree-ssa-structalias.c (struct scc_info): Change types of
11679 members to auto_sbitmap and auto_vec.
11680 (scc_info::scc_info): New constructor.
11681 (scc_info::~scc_info): New destructor.
11682 (init_scc_info): Remove.
11683 (free_scc_info): Remove.
11684 (find_indirect_cycles): Adjust.
11685 (perform_var_substitution): Likewise.
11686 (free_var_substitution_info): Likewise.
11688 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11690 * tree-outof-ssa.c (struct elim_graph): Change type of members
11691 to auto_vec and auto_sbitmap.
11692 (elim_graph::elim_graph): New constructor.
11693 (delete_elim_graph): Remove.
11694 (expand_phi_nodes): Adjust.
11696 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11698 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
11699 (new_elim_graph): Adjust.
11700 (clear_elim_graph): Likewise.
11701 (delete_elim_graph): Likewise.
11702 (elim_graph_size): Likewise.
11703 (elim_graph_add_node): Likewise.
11704 (elim_graph_add_edge): Likewise.
11705 (elim_graph_remove_succ_edge): Likewise.
11706 (eliminate_name): Likewise.
11707 (eliminate_build): Likewise.
11708 (elim_forward): Likewise.
11709 (elim_unvisited_predecessor): Likewise.
11710 (elim_backward): Likewise.
11711 (elim_create): Likewise.
11712 (eliminate_phi): Likewise.
11713 (expand_phi_nodes): Likewise.
11715 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11717 * bt-load.c (compute_out): Use auto_sbitmap class.
11718 (link_btr_uses): Likewise.
11719 * cfganal.c (mark_dfs_back_edges): Likewise.
11720 (post_order_compute): Likewise.
11721 (inverted_post_order_compute): Likewise.
11722 (pre_and_rev_post_order_compute_fn): Likewise.
11723 (single_pred_before_succ_order): Likewise.
11724 * cfgexpand.c (pass_expand::execute): Likewise.
11725 * cfgloop.c (verify_loop_structure): Likewise.
11726 * cfgloopmanip.c (fix_bb_placements): Likewise.
11727 (remove_path): Likewise.
11728 (update_dominators_in_loop): Likewise.
11729 * cfgrtl.c (break_superblocks): Likewise.
11730 * ddg.c (check_sccs): Likewise.
11731 (create_ddg_all_sccs): Likewise.
11732 * df-core.c (df_worklist_dataflow): Likewise.
11733 * dse.c (dse_step3): Likewise.
11734 * except.c (eh_region_outermost): Likewise.
11735 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11736 * gcse.c (prune_expressions): Likewise.
11737 (prune_insertions_deletions): Likewise.
11738 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
11739 * graph.c (draw_cfg_nodes_no_loops): Likewise.
11740 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
11741 * lcm.c (compute_earliest): Likewise.
11742 (compute_farthest): Likewise.
11743 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
11744 (unroll_loop_runtime_iterations): Likewise.
11745 (unroll_loop_stupid): Likewise.
11746 * lower-subreg.c (decompose_multiword_subregs): Likewise.
11747 * lra-lives.c: Likewise.
11748 * lra.c (lra): Likewise.
11749 * modulo-sched.c (schedule_reg_moves): Likewise.
11750 (optimize_sc): Likewise.
11751 (get_sched_window): Likewise.
11752 (sms_schedule_by_order): Likewise.
11753 (check_nodes_order): Likewise.
11754 (order_nodes_of_sccs): Likewise.
11755 (order_nodes_in_scc): Likewise.
11756 * recog.c (split_all_insns): Likewise.
11757 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
11758 * reload1.c (reload): Likewise.
11759 * sched-rgn.c (haifa_find_rgns): Likewise.
11760 (split_edges): Likewise.
11761 (compute_trg_info): Likewise.
11762 * sel-sched.c (init_seqno): Likewise.
11763 * store-motion.c (remove_reachable_equiv_notes): Likewise.
11764 * tree-into-ssa.c (update_ssa): Likewise.
11765 * tree-ssa-live.c (live_worklist): Likewise.
11766 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
11767 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11769 (try_peel_loop): Likewise.
11770 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11772 * tree-ssa-pre.c (compute_antic): Likewise.
11773 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
11774 * tree-stdarg.c (reachable_at_most_once): Likewise.
11775 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
11776 * var-tracking.c (vt_find_locations): Likewise.
11778 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11780 * sbitmap.h (auto_sbitmap): New class.
11782 2016-07-26 Alan Modra <amodra@gmail.com>
11785 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
11788 2016-07-25 David Malcolm <dmalcolm@redhat.com>
11790 * input.c (selftest::temp_source_file::temp_source_file): Fix
11791 missing "%s" in fprintf.
11793 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
11795 PR middle-end/71732
11796 * cselib.c (cselib_process_insn): Invalidate argument slots for
11799 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11801 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
11802 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
11803 vmulxh_lane_f16, vmulxh_laneq_f16): New.
11805 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11807 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11808 * config/aarch64/aarch64.md (fma, fnma): Support HF.
11809 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
11811 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11813 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11814 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
11816 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
11817 (add<mode>3): Likewise.
11818 (sub<mode>3): Likewise.
11819 (mul<mode>3): Likewise.
11820 (div<mode>3): Likewise.
11821 (*div<mode>3): Likewise.
11822 (<fmaxmin><mode>3): Extend to HF.
11823 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
11824 (fabd<mode>3): Likewise.
11825 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
11826 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
11827 (aarch64_fmulx<mode>): Likewise.
11828 (aarch64_fac<optab><mode>): Likewise.
11829 (aarch64_frecps<mode>): Likewise.
11830 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
11831 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
11832 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
11833 (VSDQ_HSDI): Support HI.
11834 (fcvt_target, FCVT_TARGET): Likewise.
11835 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
11836 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
11837 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
11838 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
11839 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
11840 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
11841 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
11842 vrsqrtsh_f16): New.
11844 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11846 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
11847 * config/aarch64/aarch64-builtins.c (hi_UP): New.
11848 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11849 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
11851 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
11852 (aarch64_cm<optab><mode>): Likewise.
11853 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
11854 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
11855 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
11856 (sqrt<mode>2): Likewise.
11857 (*sqrt<mode>2): Likewise.
11858 (abs<mode>2): Likewise.
11859 (<optab><mode>hf2): New pattern for HF mode.
11860 (<optab>hihf2): Likewise.
11861 * config/aarch64/arm_neon.h: Include arm_fp16.h.
11862 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
11863 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
11865 * config/aarch64/arm_fp16.h: New file.
11866 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
11867 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
11868 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
11869 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
11870 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
11871 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
11872 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
11873 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
11874 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
11875 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
11876 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
11877 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
11880 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11882 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
11883 reduc_smin_scal_): Use VDQIF_F16.
11884 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
11885 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
11887 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
11888 * config/aarch64/iterators.md (VDQIF_F16): New.
11889 (vp): Support HF modes.
11890 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
11891 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
11893 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11895 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
11896 "*aarch64_mulx_elt_from_dup<mode>".
11897 (*aarch64_mul3_elt<mode>): Update schedule type.
11898 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
11899 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
11900 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
11901 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
11902 (f, fp): Support HF modes.
11903 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
11904 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
11905 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
11906 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
11907 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
11908 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
11910 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11912 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11913 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
11915 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
11918 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11920 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11921 * config/aarch64/aarch64-simd.md
11922 (aarch64_rsqrts<mode>): Extend to HF modes.
11923 (fabd<mode>3): Likewise.
11924 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
11925 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
11926 (aarch64_<maxmin_uns>p<mode>): Likewise.
11927 (<su><maxmin><mode>3): Likewise.
11928 (<maxmin_uns><mode>3): Likewise.
11929 (<fmaxmin><mode>3): Likewise.
11930 (aarch64_faddp<mode>): Likewise.
11931 (aarch64_fmulx<mode>): Likewise.
11932 (aarch64_frecps<mode>): Likewise.
11933 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
11934 (add<mode>3): Extend to HF modes.
11935 (sub<mode>3): Likewise.
11936 (mul<mode>3): Likewise.
11937 (div<mode>3): Likewise.
11938 (*div<mode>3): Likewise.
11939 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
11941 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
11942 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
11943 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
11944 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
11945 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
11946 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
11947 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
11948 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
11949 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
11950 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
11951 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
11952 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
11953 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
11954 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
11956 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11958 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
11959 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11960 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
11961 (neg<mode>2): Likewise.
11962 (abs<mode>2): Likewise.
11963 (<frint_pattern><mode>2): Likewise.
11964 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
11965 (<optab><VDQF:mode><fcvt_target>2): Likewise.
11966 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
11967 (ftrunc<VDQF:mode>2): Likewise.
11968 (<optab><fcvt_target><VDQF:mode>2): Likewise.
11969 (sqrt<mode>2): Likewise.
11970 (*sqrt<mode>2): Likewise.
11971 (aarch64_frecpe<mode>): Likewise.
11972 (aarch64_cm<optab><mode>): Likewise.
11973 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
11975 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
11976 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
11978 * config/aarch64/arm_neon.h (vdup_n_f16): New.
11979 (vdupq_n_f16): Likewise.
11980 (vld1_dup_f16): Use vdup_n_f16.
11981 (vld1q_dup_f16): Use vdupq_n_f16.
11982 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
11983 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
11984 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
11985 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
11986 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
11987 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
11988 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
11989 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
11990 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
11991 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
11992 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
11993 vsqrt_f16, vsqrtq_f16): New.
11995 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11997 * config/aarch64/aarch64-simd.md
11998 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
11999 (aarch64_ext<mode>): Likewise.
12000 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
12001 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
12002 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
12004 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
12006 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
12007 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
12008 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
12009 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
12010 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
12011 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
12012 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
12014 (vmov_n_f16): Reimplement using vdup_n_f16.
12015 (vmovq_n_f16): Reimplement using vdupq_n_f16..
12017 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12019 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
12020 "frame_related_p". Generate CFA annotation when it's necessary.
12021 (aarch64_expand_prologue): Use aarch64_add_constant.
12022 (aarch64_expand_epilogue): Likewise.
12023 (aarch64_output_mi_thunk): Pass "false" when calling
12024 aarch64_add_constant.
12026 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12028 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
12031 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12033 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
12034 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
12035 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
12036 (aarch64_build_constant): Delete.
12038 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
12041 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12043 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12044 flag_toplevel_reorder.
12046 2016-07-25 Richard Biener <rguenther@suse.de>
12048 * cgraph.c (cgraph_node::verify_node): Compare against builtin
12049 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
12050 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
12051 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
12052 (streamer_get_builtin_tree): Likewise.
12053 (streamer_write_builtin): Likewise.
12054 * lto-streamer.h (LTO_builtin_decl): Remove.
12055 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
12056 (lto_input_scc): Remove LTO_builtin_decl handling.
12057 (lto_input_tree_1): Liekwise.
12058 * lto-streamer-out.c (lto_output_tree_1): Remove special
12059 handling of builtins.
12060 (DFS::DFS): Likewise.
12061 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
12062 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
12064 (streamer_write_builtin): Remove.
12066 2016-07-25 Martin Liska <mliska@suse.cz>
12068 * lto-cgraph.c (input_symtab): Don't call get_working_sets
12069 if flag_auto_profile is set to true.
12071 2016-07-25 Martin Liska <mliska@suse.cz>
12073 PR gcov-profile/71868
12074 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
12075 have a function with multiple latches, count them all.
12077 2016-07-25 Martin Liska <mliska@suse.cz>
12079 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
12081 2016-07-25 Martin Liska <mliska@suse.cz>
12083 PR tree-optimization/71987
12084 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
12085 just for SSA_NAMEs. Fix GNU coding style.
12087 2016-07-25 Martin Liska <mliska@suse.cz>
12089 PR gcov-profile/64874
12090 * gcov-io.h: Update command about file format.
12091 * gcov-iov.c (main): Adapt the numbering scheme.
12093 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12095 PR middle-end/66726
12096 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
12097 whose result is used in PHI.
12098 (final_range_test_p): Likewise.
12099 (maybe_optimize_range_tests): Likewise.
12101 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12103 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12104 Reformat two multi-line strings.
12106 2016-07-22 Martin Sebor <msebor@redhat.com>
12108 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
12110 2016-07-22 Martin Sebor <msebor@redhat.com>
12113 * doc/extend.texi (Compound Literals): Correct and clarify.
12114 (Cast to Union): Same.
12116 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
12118 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
12119 comments to explain why certain error messages make mention of
12120 undocumented options.
12121 (rs6000_invalid_builtin): Change error messages to replace mention
12122 of undocumented options with mention of the -mcpu=power9 option
12123 that enables those undocumented options.
12124 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
12125 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
12126 definition of this macro to correct an existing error.
12127 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
12128 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
12129 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
12130 descriptions of built-in functions so that they depend on
12131 -mcpu=power9 instead of on the corresponding undocumented flags.
12132 * doc/invoke.texi (Option Summary): Remove all mention of newly
12133 undocumented flags.
12134 (IBM RS/6000 and PowerPC Options): Likewise.
12135 * doc/md.texi (Constraints for Particuliar Machines): Remove all
12136 mention of newly undocumented flags.
12138 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
12140 * ipa-cp.c (determine_versionability): Do not create constprop clones,
12141 when target_clones attribute is set.
12143 2016-07-22 Bin Cheng <bin.cheng@arm.com>
12145 * common.opt (funsafe-loop-optimizations): Mark ignore.
12146 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
12147 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
12149 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
12150 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
12152 2016-07-22 Bin Cheng <bin.cheng@arm.com>
12154 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12156 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12158 (number_of_iterations_exit): Warn missed loop optimization for
12159 possible infinite loops.
12161 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
12164 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
12165 when to emit a ".machine" pseudo-op.
12167 2016-07-22 Martin Liska <mliska@suse.cz>
12169 PR gcov-profile/69028
12170 PR gcov-profile/62047
12171 * coverage.c (coverage_compute_lineno_checksum): Do not
12172 calculate checksum for fns w/o xloc.file.
12173 (coverage_compute_profile_id): Likewise.
12175 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
12177 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
12178 (avr_secondary_reload): ...and implementation.
12179 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
12180 * config/avr/avr.md (reload_in<mode>): Remove insns.
12181 (adjust_len) [lpm]: Remove insn attribute value.
12182 * config/avr/predicates.md (flash_operand): Remove insn predicate.
12184 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12186 PR middle-end/71876
12187 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
12189 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
12190 * calls.c (special_function_p): Remove the special handling of the
12191 "__builtin_" prefix.
12193 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12195 PR middle-end/71876
12196 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
12197 if STMT may be an alloca call.
12198 (gimple_alloca_call_p, alloca_call_p): Return only true for the
12199 builtin alloca call.
12200 * calls.h (gimple_maybe_alloca_call_p): New function.
12201 * tree-inline.c (inline_forbidden_p_stmt): Use
12202 gimple_maybe_alloca_call_p here.
12204 2016-07-21 David Malcolm <dmalcolm@redhat.com>
12206 * spellcheck-tree.c (best_macro_match::best_macro_match):
12207 Explictly specify the template arguments when invoking the base
12208 class constructor, to help older C++ compilers.
12210 2016-07-21 Jakub Jelinek <jakub@redhat.com>
12213 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
12214 before builtin_decl_implicit.
12216 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12218 * optabs.c (emit_condiitonal_move): Short circuit for identical
12221 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12223 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
12224 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
12225 (noce_conversion_profitable_p): New.
12226 (noce_try_store_flag_constants): Use it.
12227 (noce_try_addcc): Likewise.
12228 (noce_try_store_flag_mask): Likewise.
12229 (noce_try_cmove): Likewise.
12230 (noce_try_cmove_arith): Likewise.
12231 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
12233 (noce_convert_multiple_sets): Move cost model to here, from...
12234 (bb_ok_for_noce_convert_multiple_sets) ...here.
12235 (noce_process_if_block): Update calls for above changes.
12236 (noce_find_if_block): Record new noce_if_info parameters.
12238 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12240 * target.def (max_noce_ifcvt_seq_cost): New.
12241 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
12242 * doc/tm.texi: Regenerate.
12243 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
12244 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
12245 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
12246 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
12247 * doc/invoke.texi: Document new params.
12249 2016-07-21 Richard Biener <rguenther@suse.de>
12251 PR tree-optimization/71947
12252 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
12253 ranges have useful limit_vr information.
12255 2016-07-21 Richard Biener <rguenther@suse.de>
12257 * function-tests.c (build_trivial_generic_function): Set
12258 BLOCK_SUPERCONTEXT of DECL_INITIAL.
12259 * omp-low.c (create_omp_child_function): Likewise.
12260 (grid_expand_target_grid_body): Likewise.
12261 * cgraphunit.c (init_lowered_empty_function): Likewise.
12262 (cgraph_node::expand_thunk): Likewise.
12263 * tree-parloops.c (create_loop_fn): Likewise.
12264 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
12266 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12268 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
12271 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
12273 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
12274 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
12275 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
12276 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
12277 values for insn attribute.
12278 * config/avr/avr.c (avr_out_insert_notbit): New function.
12279 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
12280 ADJUST_LEN_INSV_NOTBIT_0/_7.
12281 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
12283 2016-07-21 Bin Cheng <bin.cheng@arm.com>
12285 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
12286 (chrec_convert_1, chrec_convert): Ditto.
12287 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
12288 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
12289 * tree-vrp.c (adjust_range_with_scev): Ditto.
12290 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
12291 (scev_var_range_cant_overflow): New function.
12292 (scev_probably_wraps_p): New parameter. Call above function.
12293 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
12295 2016-07-21 Bin Cheng <bin.cheng@arm.com>
12297 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
12298 by removing computation of may_be_zero.
12300 2016-07-21 Jakub Jelinek <jakub@redhat.com>
12302 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
12304 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
12306 Improving concepts performance and diagnostics.
12307 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
12308 for constraint satisfaction and subsumption.
12309 * timevar.h (auto_timevar): New constructor that matches the push/pop
12310 pattern of usage in pt.c.
12312 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
12314 * hwint.h (HOST_WIDE_INT_0): New define.
12315 (HOST_WIDE_INT_0U): Ditto.
12316 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
12317 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
12318 * simplify-rtx.c: Ditto.
12319 * tree-object-size.c: Ditto.
12321 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12323 * config/s390/s390.c (s390_encode_section_info): Remove mode size
12326 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
12328 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
12329 * combine.c: Use HOST_WIDE_INT_M1U instead of
12330 ~(unsigned HOST_WIDE_INT) 0.
12331 * double-int.h: Ditto.
12333 * dwarf2asm.c:Ditto.
12335 * genmodes.c: Ditto.
12337 * read-rtl.c: Ditto.
12338 * tree-ssa-loop-ivopts.c: Ditto.
12339 * tree-ssa-loop-prefetch.c: Ditto.
12340 * tree-vect-generic.c: Ditto.
12341 * tree-vect-patterns.c: Ditto.
12344 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12346 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
12347 constant addresses outside [0,0xc0] into a register.
12348 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
12349 cases where the base address register is unused after.
12350 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
12351 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
12352 (avr_out_store_psi_reg_disp_tiny): Same.
12354 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12356 Implement attribute progmem on reduced Tiny cores by adding
12357 flash offset 0x4000 to respective symbols.
12360 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
12361 documentation how it works on reduced Tiny cores.
12362 (AVR Named Address Spaces): No support for reduced Tiny.
12363 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
12364 (avr_address_tiny_pm_p): New static function.
12365 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
12366 if the address is in progmem.
12367 (avr_assemble_integer): Same.
12368 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
12369 for symbol_ref in progmem.
12370 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
12371 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
12372 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
12374 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
12376 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
12377 * configure: Regenerate.
12378 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
12379 (USE_THIN_ARCHIVES): New variable.
12380 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
12381 this archive as a thin archive.
12383 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12385 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
12386 same location as last time, don't skip if we have fix-it hints.
12387 Clarify the skipping logic by converting it from one "if" clause
12388 to repeated "if" clauses.
12389 * spellcheck-tree.c: Include "cpplib.h".
12390 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
12391 (best_macro_match::best_macro_match): New constructor.
12392 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
12393 Move here from c/c-decl.c.
12394 (class best_macro_match): Move here from c/c-decl.c, converting
12395 from a typedef to a subclass, gaining a ctor.
12397 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12399 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
12400 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
12402 (avr_addr_space_diagnose_usage): ...and implementation.
12403 (avr_addr_space_supported_p): New function.
12404 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
12405 report bad address space usage if that space is supported.
12406 (avr_insert_attributes): Same. No more complain about unsupported
12408 * config/avr/avr-c.c (tm_p.h): Include it.
12409 (avr_cpu_cpp_builtins): Only define addr-space related built-in
12410 macro if avr_addr_space_supported_p.
12412 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12414 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12415 flag_toplevel_reorder.
12417 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12419 * gcc-rich-location.c
12420 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
12422 * gcc-rich-location.h
12423 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
12425 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12427 * target.def (addr_space): Add new diagnose_usage to hook vector.
12428 * targhooks.c (default_addr_space_diagnose_usage): Add default
12429 implementation and...
12430 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
12431 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
12432 is some address space, call targetm.addr_space.diagnose_usage.
12433 * doc/tm.texi.in (Named Address Spaces): Add anchor for
12434 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
12435 * doc/tm.texi: Regenerate.
12437 2016-07-20 Martin Liska <mliska@suse.cz>
12439 PR middle-end/71898
12440 * graphite-isl-ast-to-gimple.c (later_of_the_two):
12441 Properly handly PHI stmts.
12443 2016-07-20 Bin Cheng <bin.cheng@arm.com>
12445 PR tree-optimization/71503
12446 PR tree-optimization/71683
12447 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
12450 2016-07-20 Martin Liska <mliska@suse.cz>
12452 * doc/invoke.texi (-fipa-ra): Document when the option is
12453 disabled. Fix a typo.
12455 2016-07-20 Martin Liska <mliska@suse.cz>
12457 * Makefile.in: Include fibonacci_heap.c
12458 * fibonacci_heap.c: New file.
12459 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
12460 (fibonacci_heap::union_with): Fix deletion of the second heap.
12461 * selftest-run-tests.c (selftest::run_tests): Incorporate
12462 fibonacci heap tests.
12463 * selftest.h: Declare fibonacci_heap_c_tests.
12465 2016-07-20 Martin Liska <mliska@suse.cz>
12467 * selftest-run-tests.c (selftest::run_tests): New function.
12468 * selftest.h (sreal_c_tests): Declare.
12469 * sreal.c (sreal_verify_basics): New function.
12470 (verify_aritmetics): Likewise.
12471 (sreal_verify_arithmetics): Likewise.
12472 (verify_shifting): Likewise.
12473 (sreal_verify_shifting): Likewise.
12474 (void sreal_c_tests): Likewise.
12476 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12478 PR rtl-optimization/71916
12479 * cfgrtl.c (contains_no_active_insn_p): Return false also for
12480 bb which have a single succ fake edge.
12482 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
12485 * dwarf2out.c (gen_subprogram_die): Only call
12486 gen_unspecified_parameters_die while dumping early dwarf.
12488 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12490 PR middle-end/71874
12491 * gimple-fold.c (fold_builtin_memory_op): Use
12492 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
12494 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
12496 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
12497 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
12498 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
12499 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
12500 * combine.c: Ditto.
12503 * double-int.c: Ditto.
12505 * dwarf2out.c: Ditto.
12508 * fold-const.c: Ditto.
12509 * function.c: Ditto.
12511 * genmodes.c: Ditto.
12515 * loop-doloop.c: Ditto.
12516 * loop-invariant.c: Ditto.
12517 * loop-iv.c: Ditto.
12522 * rtlanal.c: Ditto.
12523 * simplify-rtx.c: Ditto.
12524 * stor-layout.c: Ditto.
12526 * tree-ssa-loop-ivopts.c: Ditto.
12527 * tree-vect-generic.c: Ditto.
12528 * tree-vect-patterns.c: Ditto.
12533 * wide-int-print.cc: Ditto.
12534 * wide-int.cc: Ditto.
12535 * wide-int.h: Ditto.
12537 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12539 * selftest.c (selftest::assert_streq): Handle NULL values of
12540 val_actual and val_expected.
12542 2016-07-19 Martin Jambor <mjambor@suse.cz>
12545 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
12546 rather than cgraph_create_node to get a call graph node.
12548 2016-07-19 Richard Biener <rguenther@suse.de>
12550 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
12551 handle all tcc_constant bases and valueize SSA names.
12552 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
12553 tcc_constant bases.
12555 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12557 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
12558 the flags of the exit block and bb2, not just the entry block.
12560 2016-07-19 Richard Biener <rguenther@suse.de>
12562 PR tree-optimization/71901
12563 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
12564 align member, group stuff with the bitfield.
12565 (vn_ref_op_align_unit): New inline.
12566 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
12567 record element alignment and operand 3 unchanged.
12568 (ao_ref_init_from_vn_reference): Adjust.
12569 (valueize_refs_1): Likewise.
12570 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
12572 2016-07-19 Richard Biener <rguenther@suse.de>
12574 PR tree-optimization/71908
12575 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
12576 symbolic constants in a more reliable way.
12578 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
12580 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
12582 (vect_update_inits_of_drs): Likewise.
12583 (vect_create_cond_for_alias_checks): Likewise.
12584 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
12586 2016-07-19 Richard Biener <rguenther@suse.de>
12589 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
12590 with an abstract origin that is not an inlined function outer
12591 scope add a self-reference as abstract origin.
12592 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
12594 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12597 * config/rs6000/rs6000.c (rs6000_function_value): Fix
12598 unintentional System V.4 structure return breakage for structures
12599 with a single floating point element.
12601 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12603 PR tree-optimization/71734
12604 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
12605 contains REF, use it to check safelen, assume that safelen value
12606 must be greater 1, fix style.
12607 (ref_indep_loop_p_2): Add REF_LOOP argument.
12608 (ref_indep_loop_p): Pass LOOP as additional argument to
12609 ref_indep_loop_p_2.
12611 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
12613 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
12614 allocation in the prologue.
12615 * explow.c (get_dynamic_stack_base): New function to return an address
12616 expression for the dynamic stack base.
12617 (get_dynamic_stack_size): New function to do the required dynamic stack
12618 space size calculations.
12619 (allocate_dynamic_stack_space): Use new functions.
12620 (align_dynamic_address): Move some code from
12621 allocate_dynamic_stack_space to new function.
12622 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
12624 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12626 * config/s390/s390.c (s390_encode_section_info): Always set
12627 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
12630 2016-07-18 Richard Biener <rguenther@suse.de>
12632 PR tree-optimization/71893
12633 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
12634 for sizetype cast added by array_ref_element_size.
12635 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12637 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
12639 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
12640 register parameters. Remove code to initialize argument pointer
12641 on TARGET_64BIT. Optimize call to _mcount when it can be reached
12642 using a pc-relative branch. Cleanup conditional code.
12643 * config/pa/pa.md (call_mcount): New expander.
12644 (call_mcount_nonpic): New insn.
12645 (call_mcount_pic): New insn and split.
12646 (call_mcount_pic_post_reload): New insn.
12647 (call_mcount_64bit): New insn and split.
12648 (call_mcount_64bit_post_reload): New insn.
12650 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
12652 * config/avr/predicates.md (const_m255_to_m1_operand): New.
12653 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
12654 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
12655 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
12656 (*usum_widenqihi3, *udiff_widenqihi3)
12657 (*addhi3_zero_extend.const): New combiner insns.
12658 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
12659 just 1 bit is affected.
12660 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
12661 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
12663 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
12665 * omp-low.c (lower_omp_target): Mark data clauses with
12666 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
12667 zero-length subarrays.
12669 2016-07-15 Richard Biener <rguenther@suse.de>
12671 PR tree-optimization/71881
12672 * tree-loop-distribution.c (destroy_loop): Remove blocks in
12673 reverse DOM order to make debug temp generation happy.
12675 2016-07-15 Richard Biener <rguenther@suse.de>
12677 PR tree-optimization/71887
12678 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
12679 verify it is not zero for division / modulo handling.
12680 (value_replacement): Adjust.
12682 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
12683 Julian Brown <julian@codesourcery.com>
12685 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
12686 * config/aarch64/aarch64-cost-tables.h
12687 (vulcan_extra_costs): New variable.
12688 * config/aarch64/aarch64.c
12689 (vulcan_addrcost_table): Likewise.
12690 (vulcan_regmove_cost): Likewise.
12691 (vulcan_vector_cost): Likewise.
12692 (vulcan_branch_cost): Likewise.
12693 (vulcan_tunings): Likewise.
12695 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
12697 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
12698 (output_in_order): Loop over undefined variables too. Output them
12699 via assemble_undefined_decl. Skip variables that correspond to hard
12700 registers or have value-exprs.
12701 * varpool.c (symbol_table::output_variables): Handle undefined
12702 variables together with defined ones.
12704 2016-07-15 Richard Biener <rguenther@suse.de>
12706 * tree-ssa-pre.c (get_representative_for): Make sure to return
12707 the value number of SSA names.
12708 (phi_translate_1): get_representative_for cannot return NULL.
12709 (do_pre_regular_insertion): Remove redundant call to
12710 fully_constant_expression.
12711 (do_pre_partial_partial_insertion): Likewise.
12713 2016-07-15 Bin Cheng <bin.cheng@arm.com>
12715 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
12716 (derive_simple_iv_with_niters): New function.
12717 (simple_iv): Rewrite using simple_iv_with_niters.
12718 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
12719 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12721 (number_of_iterations_exit): Rewrite using above function.
12722 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12725 2016-07-15 Richard Biener <rguenther@suse.de>
12727 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
12728 vec_construct cost.
12730 2016-07-14 Jakub Jelinek <jakub@redhat.com>
12732 PR tree-optimization/71872
12733 * tree-data-ref.c (get_references_in_stmt): Ignore references
12734 with is_gimple_constant get_base_address.
12736 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12738 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
12739 (TARGET_HAVE_LDACQD): New macro.
12740 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
12741 than TARGET_HAVE_LDACQ.
12742 (arm_load_acquire_exclusivedi): Likewise.
12743 (arm_store_release_exclusivedi): Likewise.
12745 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12747 PR rtl-optimization/71878
12748 * lra-constraints.c (match_reload): Pass information about other
12749 output operands. Create new unique register value if matching input
12750 operand shares same register value as output operand being considered.
12751 (curr_insn_transform): Record output operands already processed.
12753 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12756 PR tree-optimization/70923
12757 * tree-vect-patterns.c: Include mult-synthesis.h.
12758 (target_supports_mult_synth_alg): New function.
12759 (synth_lshift_by_additions): Likewise.
12760 (apply_binop_and_append_stmt): Likewise.
12761 (vect_synth_mult_by_constant): Likewise.
12762 (target_has_vecop_for_code): Likewise.
12763 (vect_recog_mult_pattern): Use above functions to synthesize vector
12764 multiplication by integer constants.
12766 2016-07-14 Alan Modra <amodra@gmail.com>
12768 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
12769 gpr alternatives. Correct '*' placement on Y,r alternative.
12770 Add '*' on operand 1 of r,r alternative.
12772 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12774 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
12775 * expmed.h: ... Here.
12777 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
12779 * gimple.h (stmt_can_terminate_bb_p): New function.
12780 * tree-cfg.c (need_fake_edge_p): Rename to ...
12781 (stmt_can_terminate_bb_p): ... this; return true if stmt can
12782 throw external; handle const and pure calls.
12783 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
12785 2016-07-14 Richard Biener <rguenther@suse.de>
12787 PR tree-optimization/71866
12788 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
12789 (do_hoist_insertion): Avoid endless recursion when we
12790 didn't insert anything because we managed to simplify
12791 things down to a constant or SSA name.
12792 (fully_constant_expression): Re-write in terms of ...
12793 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
12794 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
12795 vn_nary_build_or_lookup_1.
12796 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
12797 (vn_nary_build_or_lookup): ... this which now wraps it.
12799 2016-07-14 Alan Modra <amodra@gmail.com>
12802 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
12803 with p9_vector override before power9-dform override.
12805 2016-07-13 Andi Kleen <ak@linux.intel.com>
12807 * value-prof.c (gimple_value_profile_transformations): Don't run
12808 when auto_profile is on.
12810 2016-07-13 Andi Kleen <ak@linux.intel.com>
12812 * auto-profile.c (update_inlined_ind_target,
12813 afdo_indirect_call): Print information to dump file.
12815 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
12817 * genrecog.c (special_predicate_operand_p): New function.
12818 (predicate_name): Move function.
12819 (validate_pattern): Don't warn about missing mode for all
12820 define_special_predicate predicates.
12822 2016-07-13 Bin Cheng <bin.cheng@arm.com>
12824 * tree-vect-data-refs.c (vect_no_alias_p): New function.
12825 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
12826 resolve alias checks which are known at compilation time.
12827 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
12828 alias checks are resolved. Move dump info for too many runtime
12829 alias checks to here...
12830 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
12832 2016-07-13 Richard Biener <rguenther@suse.de>
12834 PR tree-optimization/24574
12835 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
12836 position and add shift, rotate, divison and modulo support
12838 (value_replacement): Pass in argument position to absorbing_element_p.
12840 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
12843 * ipa-inline-transform.c (inline_call): Support
12844 instrumented thunks.
12846 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12848 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
12849 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
12851 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
12852 Baseline. Make initial alternative TARGET_32BIT only.
12853 (udivsi3): Likewise.
12854 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
12855 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
12858 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12860 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
12861 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
12862 availability with TARGET_HAVE_MOVT.
12863 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
12864 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
12865 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
12867 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
12868 extra instruction if MOVW is available. Use a cost variable
12869 incremented by COSTS_N_INSNS (1) when the condition match rather than
12870 returning an arithmetic expression based on COSTS_N_INSNS. Make
12871 constant with bottom half word zero cost 2 instruction if MOVW is
12873 * config/arm/arm.md (define_attr "arch"): Add v8mb.
12874 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
12875 target is ARMv8-M Baseline.
12876 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
12877 (arm_movtas_ze): Likewise.
12878 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
12879 alternative for constants satisfying j constraint.
12880 (thumb1_movsi_insn): Likewise.
12881 (movsi splitter for K alternative): Tighten condition to not trigger
12882 if movt is available and j constraint is satisfied.
12883 (Pe immediate splitter): Likewise.
12884 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
12885 constant fitting in an halfword to use MOVW.
12886 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
12889 2016-07-13 Richard Biener <rguenther@suse.de>
12891 PR middle-end/71104
12892 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
12893 gimplifying the LHS. Make sure to gimplify a returning twice
12894 call LHS without using SSA names.
12896 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12898 * tree-data-ref.c (find_data_references_in_stmt): Remove
12899 unnecessary call to vec::release.
12900 (graphite_find_data_references_in_stmt): Likewise.
12901 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
12902 * tree-vect-stmts.c (vectorizable_condition): Likewise.
12904 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12906 * cfgexpand.c (expand_used_vars): Make the type of a local
12908 * genmatch.c (lower_for): Likewise.
12909 * haifa-sched.c (haifa_sched_init): Likewise.
12910 (add_to_speculative_block): Likewise.
12911 (create_check_block_twin): Likewise.
12912 * predict.c (handle_missing_profiles): Likewise.
12913 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
12914 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
12915 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
12917 (maybe_lower_iteration_bound): Likewise.
12918 * tree-ssa-sccvn.c (DFS): Likewise.
12919 * tree-stdarg.c (reachable_at_most_once): Likewise.
12920 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
12921 (vectorizable_store): Likewise.
12923 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12925 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
12926 (sccvn_dom_walker): make cond_stack an auto_vec.
12928 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12930 * ree.c (struct ext_state): Make type of members auto_vec.
12931 (find_and_remove_re): Adjust.
12933 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12935 * cfgexpand.c (struct stack_vars_data): Make type of fields
12937 (expand_used_vars): Adjust.
12939 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12941 * ipa.c (record_cdtor_fn): Adjust.
12942 (build_cdtor_fns): Likewise.
12943 (ipa_cdtor_merge): Make static_ctors and static_dtors local
12946 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12948 * genextract.c (struct accum_extract): Add constructor and make
12950 (gen_insn): Adjust.
12952 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12954 * tree.c (struct free_lang_data_d): Add constructor and change
12955 types of members to ones that automatically manage resources.
12956 (fld_worklist_push): Adjust.
12957 (find_decls_types): Likewise.
12958 (find_decls_types_in_eh_region): Likewise.
12959 (free_lang_data_in_cgraph): Stop manually creating and
12960 destroying members of free_lang_data_d.
12962 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
12964 PR rtl-optimization/68961
12965 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
12966 peephole variant. Use sse_reg_operand predicates.
12968 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
12970 * config/i386/predicates.md (x86_64_immediate_operand)
12971 <case CONST_INT>: Remove unneeded truncation to DImode.
12972 <case CONST>: Ditto.
12973 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12975 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12978 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
12979 The xxperm and xxpermr instructions require that the 2nd input
12980 operand overlap with the output operand, and not the 1st.
12981 (altivec_vperm_v8hiv16qi): Likewise.
12982 (altivec_vperm_<mode>_uns_internal): Likewise.
12983 (altivec_vpermr_<mode>_internal): Likewise.
12984 (vperm_v8hiv4si): Likewise.
12985 (vperm_v16qiv8hi): Likewise.
12987 2016-07-12 Nathan Sidwell <nathan@acm.org>
12989 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
12990 when -mno-pic-data-is-text-relative is in effect, by default.
12991 * doc/invoke.texi (mpic-data-is-text-relative): Document new
12992 behavior and clarify.
12994 2016-07-12 Martin Liska <mliska@suse.cz>
12996 * params.def: Add avg-loop niter.
12997 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
12998 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
12999 * doc/invoke.texi: Document the new parameter.
13001 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13003 PR middle-end/71700
13004 * expr.c (store_constructor): Mask sign-extended bits when widening
13005 sub-word constructor element at the start of a word.
13007 2016-07-12 Martin Liska <mliska@suse.cz>
13009 * Makefile.in: Append rule for params-options.h.
13010 * params-options.h: New file.
13012 2016-07-12 Martin Liska <mliska@suse.cz>
13014 * ira-build.c (mark_loops_for_removal): Properly iterate
13017 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
13018 Richard Biener <rguenther@suse.de>
13020 PR tree-optimization/23286
13021 PR tree-optimization/70159
13022 * doc/invoke.texi: Document -fcode-hoisting.
13023 * common.opt (fcode-hoisting): New flag.
13024 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
13025 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
13026 (do_regular_insertion): Rename to ...
13027 (do_pre_regular_insertion): ... this and amend general comments
13028 on insertion strathegy.
13029 (do_partial_partial_insertion): Rename to ...
13030 (do_pre_partial_partial_insertion): ... this.
13031 (do_hoist_insertion): New function.
13032 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
13033 and call do_hoist_insertion properly.
13035 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
13036 (pass_pre::execute): Register hoist_insert stats.
13038 2016-07-12 Jakub Jelinek <jakub@redhat.com>
13040 PR middle-end/71716
13041 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
13042 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
13043 is different from mode's bitsize. Small cleanup.
13045 2016-07-12 Richard Biener <rguenther@suse.de>
13047 PR rtl-optimization/68961
13048 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
13049 to simplify to a non-constant.
13051 2016-07-11 Jakub Jelinek <jakub@redhat.com>
13053 PR middle-end/71758
13054 * omp-low.c (expand_omp_target): Gimplify device.
13056 PR tree-optimization/71823
13057 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
13058 to get vec_oprnds2 from op2.
13060 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
13062 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
13063 Hoist common subexpressions.
13064 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
13066 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
13069 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
13070 prevent generation of 'stxsiwx' on pre Power8 hardware.
13072 2016-07-11 David Malcolm <dmalcolm@redhat.com>
13074 * input.c: Include cpplib.h.
13075 (selftest::temp_source_file): New class.
13076 (selftest::temp_source_file::temp_source_file): New ctor.
13077 (selftest::temp_source_file::~temp_source_file): New dtor.
13078 (selftest::should_have_column_data_p): New function.
13079 (selftest::test_should_have_column_data_p): New function.
13080 (selftest::temp_line_table): New class.
13081 (selftest::temp_line_table::temp_line_table): New ctor.
13082 (selftest::temp_line_table::~temp_line_table): New dtor.
13083 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
13084 it to create a temp_line_table.
13085 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
13086 locations that are known to have column data.
13087 (selftest::line_table_case): New struct.
13088 (selftest::test_reading_source_line): Move tempfile handling
13089 to class temp_source_file.
13090 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
13091 (selftest::assert_token_loc_eq): New function.
13092 (ASSERT_TOKEN_LOC_EQ): New macro.
13093 (selftest::test_lexer): New function.
13094 (selftest::boundary_locations): New array.
13095 (selftest::input_c_tests): Call test_should_have_column_data_p.
13096 Loop over a test matrix of interesting values of location and
13097 default_range_bits, calling test_lexer on each case in the matrix.
13098 Move call to test_accessing_ordinary_linemaps into the matrix.
13099 * selftest.h (ASSERT_EQ): Reimplement in terms of...
13100 (ASSERT_EQ_AT): New macro.
13102 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
13105 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
13106 Don't convert TImode in debug insn.
13108 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13110 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
13111 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
13112 (tree_type_common::lang_flag_7): New.
13113 (tree_type_common::spare): Reduce size.
13114 * tree.h (TYPE_ALIGN_OK): Remove.
13115 (TYPE_LANG_FLAG_7): New.
13116 (get_inner_reference): Adjust header.
13117 * print-tree.c (print_node): Adjust.
13118 * expr.c (get_inner_reference): Remove parameter keep_aligning.
13119 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
13120 calls to get_inner_reference.
13121 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
13122 handling of TYPE_ALIGN_OK.
13123 * builtins.c (get_object_alignment_2): Adjust call to
13124 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
13125 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
13127 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
13128 * cfgexpand.c (expand_debug_expr): Likewise.
13129 * dbxout.c (dbxout_expand_expr): Likewise.
13130 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
13131 loc_list_from_tree, fortran_common): Likewise.
13132 * fold-const.c (optimize_bit_field_compare,
13133 decode_field_reference, fold_unary_loc, fold_comparison,
13134 split_address_to_core_and_offset): Likewise.
13135 * gimple-laddress.c (execute): Likewise.
13136 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
13137 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
13138 * hsa-gen.c (gen_hsa_addr): Likewise.
13139 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
13140 * tsan.c (instrument_expr): Likewise.
13141 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
13142 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
13143 * tree-affine.c (tree_to_aff_combination,
13144 get_inner_reference_aff): Adjust calls to get_inner_reference.
13145 * tree-data-ref.c (split_constant_offset_1,
13146 dr_analyze_innermost): Likewise.
13147 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
13148 * tree-sra.c (ipa_sra_check_caller): Likewise.
13149 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
13150 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
13151 bswap_replace): Likewise.
13152 * tree-vect-data-refs.c (vect_check_gather,
13153 vect_analyze_data_refs): Likewise.
13154 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
13155 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
13158 2016-07-11 David Malcolm <dmalcolm@redhat.com>
13160 * Makefile.in (selftest-valgrind): New phony target.
13161 * function-tests.c (selftest::build_cfg): Delete pass instances
13162 created by the test.
13163 (selftest::convert_to_ssa): Likewise.
13164 (selftest::test_expansion_to_rtl): Likewise.
13165 * tree-cfg.c (selftest::test_linear_chain): Release dominator
13167 (selftest::test_diamond): Likewise.
13169 2016-07-11 Richard Biener <rguenther@suse.de>
13171 PR tree-optimization/71816
13172 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
13173 than replacing all of its operands.
13175 2016-07-11 Alan Modra <amodra@gmail.com>
13177 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
13178 (ctr<mode>): Add unspec.
13179 (ctr<mode>_internal*): Likewise.
13181 2016-07-08 James Bowman <james.bowman@ftdichip.com>
13183 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
13184 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
13186 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
13188 PR rtl-optimization/71621
13189 * lra-constraints.c (process_alt_operands): Check combination of
13190 reg class and mode.
13192 2016-07-08 Jason Merrill <jason@redhat.com>
13193 Richard Biener <rguenther@suse.de>
13195 P0145: Refining Expression Order for C++.
13196 * gimplify.c (initial_rhs_predicate_for): New.
13197 (gimplfy_modify_expr): Gimplify RHS before LHS.
13199 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13202 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13203 Allow standard error handling to take over when a wrong number
13204 of arguments is presented to __builtin_vec_ld () or
13205 __builtin_vec_st ().
13207 2016-07-08 Jiong Wang <jiong.wang@arm.com>
13209 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
13214 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
13215 __builtin_aarch64_fmaxv2sf.
13216 (vmaxnmq_f32): Likewise.
13217 (vmaxnmq_f64): Likewise.
13218 (vminnm_f32): Likewise.
13219 (vminnmq_f32): Likewise.
13220 (vminnmq_f64): Likewise.
13222 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
13225 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
13226 enable -mfloat128-hardware by default.
13227 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
13228 that IEEE 128-bit hardware support needs.
13229 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
13230 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
13231 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
13232 floating point requires.
13233 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
13234 -mfloat128 and -mfloat128-hardware changes.
13236 2016-07-08 Alan Hayward <alan.hayward@arm.com>
13238 PR tree-optimization/71667
13239 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
13241 2016-07-08 Martin Liska <mliska@suse.cz>
13243 PR middle-end/71606
13244 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
13245 folding produces SAVE_EXPRs, thus return false for the type.
13247 2016-07-07 Martin Liska <mliska@suse.cz>
13249 * file-find.c (remove_prefix): New function.
13250 * file-find.h (remove_prefix): Declare the function.
13251 * gcc-ar.c (main): Skip a folder of the wrapper if
13252 a wrapped binary would point to the same file.
13254 2016-07-07 Jan Hubicka <jh@suse.cz>
13256 * tree-scalar-evolution.c (iv_can_overflow_p): export.
13257 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
13258 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
13260 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
13263 * ipa-inline-analysis.c (compute_inline_parameters): Set
13264 local.can_change_signature to false for intrumentation
13267 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13269 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
13270 with TARGET_HAVE_MOVT.
13271 (TARGET_HAVE_MOVT): Define.
13272 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
13273 availability with TARGET_HAVE_MOVT.
13274 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
13276 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
13278 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
13279 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
13280 * config/arm/constraints.md (define_constraint "j"): Use
13281 TARGET_HAVE_MOVT to check MOVT availability.
13283 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13285 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
13287 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13289 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
13290 (armv8-m.main): Likewise.
13291 (armv8-m.main+dsp): Likewise.
13292 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
13293 (FL_FOR_ARCH8M_MAIN): Likewise.
13294 * config/arm/arm-tables.opt: Regenerate.
13295 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
13296 armv8-m.main+dsp to BE8_LINK_SPEC.
13297 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
13298 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
13299 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
13300 Baseline and Mainline.
13301 (arm_option_override_internal): Also disable arm_restrict_it when
13302 !arm_arch_notm. Update comment for -munaligned-access to also cover
13304 (arm_file_start): Increase buffer size for printing architecture name.
13305 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
13306 and armv8-m.main+dsp.
13307 (mno-unaligned-access): Clarify that this is disabled by default for
13308 ARMv8-M Baseline architectures as well.
13310 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13312 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
13313 decide whether to prevent some libgcc routines being included for some
13314 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
13315 link between this condition and the one in
13316 libgcc/config/arm/lib1func.S.
13318 2016-07-07 Richard Biener <rguenther@suse.de>
13320 * tree-ssa-pre.c: Include alias.h.
13321 (compute_avail): If we have multiple VN_REFERENCEs with the
13322 same hashtable entry adjust that to make it a valid replacement
13323 for all of them with respect to alignment and aliasing
13324 when doing insertion.
13325 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
13326 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
13328 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
13332 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13333 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
13336 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13338 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
13339 (adjust_mems): Adjust.
13340 (adjust_insn): Likewise.
13341 (prepare_call_arguments): Likewise.
13343 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13345 * gcse.c (struct ls_expr): Make stores field a vector.
13346 (ldst_entry): Adjust.
13347 (free_ldst_entry): Likewise.
13348 (print_ldst_list): Likewise.
13349 (compute_ld_motion_mems): Likewise.
13350 (update_ld_motion_stores): Likewise.
13352 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13354 * gcse.c (struct ls_expr): Remove loads field.
13355 (ldst_entry): Adjust.
13356 (free_ldst_entry): Likewise.
13357 (print_ldst_list): Likewise.
13358 (compute_ld_motion_mems): Likewise.
13360 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13362 * store-motion.c (struct st_expr): Make antic_stores a vector.
13363 (st_expr_entry): Adjust.
13364 (free_st_expr_entry): Likewise.
13365 (print_store_motion_mems): Likewise.
13366 (find_moveable_store): Likewise.
13367 (compute_store_table): Likewise.
13368 (remove_reachable_equiv_notes): Likewise.
13369 (replace_store_insn): Likewise.
13370 (build_store_vectors): Likewise.
13372 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13374 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
13375 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
13377 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
13379 PR tree-optimization/71518
13380 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
13381 misalign also for outer loops with negative step.
13383 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
13385 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
13386 (cortex_a53_shift): Add mov_shift.
13387 (cortex_a53_shift_reg): Add new reservation for register shifts.
13388 (cortex_a53_alu): Remove bfm.
13389 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
13390 (cortex_a53_alu_extr): Add new reservation for EXTR.
13391 (bypasses): Improve bypass modelling.
13393 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13396 * config/avr/avr.c (avr_asm_select_section): Strip off
13397 SECTION_DECLARED from flags when calling get_section.
13399 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13401 * tree-vectorizer.h (vect_memory_access_type): Add
13402 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
13403 * tree-vect-stmts.c (compare_step_with_zero): New function.
13404 (perm_mask_for_reverse): Move further up file.
13405 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
13407 (get_negative_load_store_type): New function.
13408 (get_load_store_type): Call it. Add an ncopies argument.
13409 (vectorizable_mask_load_store): Update call accordingly and
13410 remove tests for negative steps.
13411 (vectorizable_store, vectorizable_load): Likewise. Handle new
13412 memory_access_types.
13414 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13416 * tree-vectorizer.h (vect_memory_access_type): New enum.
13417 (_stmt_vec_info): Add a memory_access_type field.
13418 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
13419 (vect_model_store_cost): Take an access type instead of a boolean.
13420 (vect_model_load_cost): Likewise.
13421 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
13422 vect_model_store_cost and vect_model_load_cost.
13423 * tree-vect-stmts.c (vec_load_store_type): New enum.
13424 (vect_model_store_cost): Take an access type instead of a
13425 store_lanes_p boolean. Simplify tests.
13426 (vect_model_load_cost): Likewise, but for load_lanes_p.
13427 (get_group_load_store_type, get_load_store_type): New functions.
13428 (vectorizable_store): Use get_load_store_type. Record the access
13429 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
13430 (vectorizable_load): Likewise.
13431 (vectorizable_mask_load_store): Likewise. Replace is_store
13432 variable with vls_type.
13434 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13436 * tree-vectorizer.h (vect_grouped_load_supported): Add a
13437 single_element_p parameter.
13438 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
13439 Check the PR65518 case here rather than in vectorizable_load.
13440 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
13441 * tree-vect-stmts.c (vectorizable_load): Likewise.
13443 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13445 * tree-vectorizer.h (gather_scatter_info): New structure.
13446 (vect_check_gather_scatter): Return a bool rather than a decl.
13447 Replace return-by-pointer arguments with a single
13448 gather_scatter_info *.
13449 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
13450 (vect_analyze_data_refs): Update call accordingly.
13451 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
13452 (vectorizable_mask_load_store): Likewise. Also record the
13453 offset dt and vectype in the gather_scatter_info.
13454 (vectorizable_store): Likewise.
13455 (vectorizable_load): Likewise.
13457 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13459 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
13460 strided groups, use the cost of N scalar accesses instead
13461 of ncopies vector accesses.
13462 (vect_model_load_cost): Likewise.
13464 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13466 * tree-vect-stmts.c (vect_cost_group_size): Delete.
13467 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
13468 variable to indicate when once-per-group costs are being used.
13469 (vect_model_load_cost): Likewise. Fix comment and misindented code.
13471 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13473 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
13474 peeling-for-gaps condition.
13476 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13478 * config/s390/s390.c (s390_expand_vec_init): Force initializer
13479 element to register if it doesn't match general_operand.
13481 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
13482 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13484 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
13486 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
13487 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
13488 (SIGNBIT): New mode iterator.
13489 (Fsignbit): New mode attribute.
13490 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
13491 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
13492 when direct moves are available.
13493 (signbit<mode>2_dm): New define_insn_and_split).
13494 (signbit<mode>2_dm2): New define_insn.
13496 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13498 PR rtl-optimization/71594
13499 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
13500 into subregs of appropriate mode before trying to emit a conditional
13503 2016-07-05 Jan Hubicka <jh@suse.cz>
13505 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
13506 (simple_iv): Use it.
13508 2016-07-05 Jan Hubicka <jh@suse.cz>
13510 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
13512 2016-07-05 Jiong Wang <jiong.wang@arm.com>
13514 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
13517 2016-07-05 Jan Hubicka <jh@suse.cz>
13519 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
13522 2016-07-05 Richard Biener <rguenther@suse.de>
13524 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
13525 Handle empty else block.
13526 (is_feasible_trace): Likewise.
13527 (split_paths): Likewise.
13529 2016-07-05 Richard Biener <rguenther@suse.de>
13531 * tree-loop-distribution.c (distribute_loop): Fix issue with
13532 the cost model loop.
13534 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
13536 * config/arm/neon-testgen.ml: Delete.
13537 * config/arm/neon.ml: Delete.
13539 2016-07-04 Jakub Jelinek <jakub@redhat.com>
13542 * tree.c (attribute_value_equal): Use get_attribute_name instead of
13543 directly using TREE_PURPOSE.
13545 2016-07-04 Jiong Wang <jiong.wang@arm.com>
13547 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
13548 * config/aarch64/aarch64_neon.h: Likewise.
13549 * config/aarch64/arm_neon.h: Likewise.
13550 * config/aarch64/atomics.md: Likewise.
13551 * config/aarch64/aarch64-simd-builtins.def: Likewise.
13552 * doc/invoke.texi: Likewise.
13554 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13556 * config/s390/s390.md: Add "z13" cpu_facility.
13557 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
13558 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
13559 condition" type instructions.
13561 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13562 Jeff Law <law@redhat.com>
13564 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
13565 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
13567 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
13569 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
13570 permutation for TARGET_AVX512F.
13571 (ix86_expand_vec_one_operand_perm_avx512): New function.
13572 (expand_vec_perm_1): Invoke introduced function.
13573 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13574 it may be not valid after vectorization.
13576 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13579 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
13580 typo in comment. Only force to memory if it is a weak
13581 external reference.
13583 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
13584 Jiong Wang <jiong.wang@arm.com>
13586 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
13587 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
13588 (AARCH64_FL_F16): New.
13589 (AARCH64_FL_FOR_ARCH8_2): New.
13590 (AARCH64_ISA_8_2): New.
13591 (AARCH64_ISA_F16): New.
13592 (TARGET_FP_F16INST): New.
13593 (TARGET_SIMD_F16INST): New.
13594 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
13595 ("fp"): Disabling "fp" also disables "fp16".
13596 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
13597 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
13598 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
13599 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
13601 2016-07-04 Jan Beulich <jbeulich@suse.com>
13603 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
13605 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13608 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
13609 the insns, use an insn form that does not adjust the offset on
13610 little endian systems.
13612 2016-07-01 Jan Beulich <jbeulich@suse.com>
13614 * varasm.c (get_variable_section): Validate initializer in
13615 named .bss-like sections.
13617 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13619 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
13620 Exchange the order of the second and third operands in the vpermr
13621 instruction tmeplate.
13623 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
13626 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
13627 Disallow TDmode values.
13629 2016-07-01 Alan Modra <amodra@gmail.com>
13631 PR rtl-optimization/71709
13632 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
13633 being set, not referenced.
13635 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
13637 PR tree-optimization/70729
13638 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
13639 of loop since it can be not valid after transformation.
13641 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13643 * config/arm/arm.c (thumb_reload_in_hi): Delete.
13644 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
13646 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
13648 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
13651 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13654 * config/rs6000/constraints.md (wY constraint): New constraint to
13655 match the requirements for the LXSD and STXSD instructions.
13656 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
13657 predicate to match the requirements for the LXSD and STXSD
13659 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
13660 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
13661 to make sure that the bottom 2 bits of offset are 0, the address
13662 form is offsettable, and no updating is done in the address mode.
13663 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
13664 (movdi_internal32): Likewise
13665 (movdi_internal64): Likewise.
13667 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13669 PR tree-optimization/71707
13670 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
13671 strinfo even for ADDR_EXPR ptr.
13673 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
13675 * config/rs6000/altivec.md (darn_32): Change the condition to
13676 TARGET_P9_MISC instead of TARGET_MODULO.
13677 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
13678 condition expression.
13679 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
13680 condition expression.
13681 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
13682 (DFP_TEST): New code iterator.
13683 (dfptstsfi_<code>_mode>): New define_expand.
13684 (*dfp_sgnfcnc_<mode>): New define_insn.
13685 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
13686 definition next to BU_P9_MISC_1 definition and change the MASK
13687 value to RS6000_BTM_P9_MISC.
13688 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
13689 (BU_P9_64BIT_MISC_0): Likewise.
13690 (BU_P9_DFP_MISC_0): New macro definition.
13691 (BU_P9_DFP_MISC_1): New macro definition.
13692 (BU_P9_DFP_MISC_2): New macro definition.
13693 (BU_P9_DFP_OVERLOAD_1): New macro definition.
13694 (BU_P9_DFP_OVERLOAD_2): New macro definition.
13695 (BU_P9_DFP_OVERLOAD_3): New macro definition.
13696 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
13697 (TSTSFI_LT_TD): Likewise.
13698 (TSTSFI_EQ_DD): Likewise.
13699 (TSTSFI_EQ_TD): Likewise.
13700 (TSTSFI_GT_DD): Likewise.
13701 (TSTSFI_GT_TD): Likewise.
13702 (TSTSFI_OV_DD): Likewise.
13703 (TSTSFI_OV_TD): Likewise.
13704 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
13705 (TSTSFI_LT_DD): Likewise.
13706 (TSTSFI_LT_TD): Likewise.
13707 (TSTSFI_EQ): Likewise.
13708 (TSTSFI_EQ_DD): Likewise.
13709 (TSTSFI_EQ_TD): Likewise.
13710 (TSTSFI_GT): Likewise.
13711 (TSTSFI_GT_DD): Likewise.
13712 (TSTSFI_GT_TD): Likewise.
13713 (TSTSFI_OV): Likewise.
13714 (TSTSFI_OV_DD): Likewise.
13715 (TSTSFI_OV_TD): Likewise.
13716 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13717 overloaded test significance functions.
13718 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13719 OPTION_MASK_P9_MISC into the representation of this mask.
13720 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
13722 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
13723 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
13725 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
13726 argument is a 6-bit unsigned literal value if the icode argument
13727 represents a DFP test significance built-in call.
13728 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
13729 flag used independently and in combination with the
13730 RS6000_BTM_64BIT flag.
13731 (rs6000_opt_masks): Add entry for power9-misc command-line option.
13732 (rs6000_builtin_mask_names): Add entry for power9-misc
13733 command-line option.
13734 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
13735 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
13736 RS6000_BTM_P9_MISC macros.
13737 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
13738 option and change the description of the -mpower9-vector option to
13739 enable only vector instructions, removing its erroneously claimed
13740 support for scalar instructions.
13741 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13742 the ISA 3.0 digital floating point test significance built-in
13745 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
13747 * config/aarch64/aarch64.c (cortexa35_tunings):
13748 Enable AES fusion. Use cortexa57_branch_cost.
13749 (cortexa53_tunings): Use cortexa57_branch_cost.
13750 (cortexa72_tunings): Use cortexa57_branch_cost.
13751 Use AUTOPREFETCHER_WEAK.
13752 (cortexa73_tunings): Use cortexa57_branch_cost.
13754 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13755 James Greenhalgh <james.greenhalgh@arm.com>
13757 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
13758 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
13759 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
13760 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
13761 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
13762 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
13763 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
13764 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
13765 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
13766 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
13767 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
13768 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
13769 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
13772 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
13773 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13775 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
13777 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
13779 2016-06-30 David Malcolm <dmalcolm@redhat.com>
13782 * gcc.c (driver::build_option_suggestions): Pass "option" to
13783 add_misspelling_candidates.
13784 * opts-common.c (add_misspelling_candidates): Add "option" param;
13785 use it to avoid adding negated forms for options marked with
13787 * opts.h (add_misspelling_candidates): Add "option" param.
13789 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13791 PR middle-end/71693
13792 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
13793 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
13794 first when permuting bitwise operation with rotate. Cast
13795 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
13797 2016-06-29 David Malcolm <dmalcolm@redhat.com>
13799 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
13800 for misspelled param names.
13801 * params.c: Include spellcheck.h.
13802 (find_param_fuzzy): New function.
13803 * params.h (find_param_fuzzy): New prototype.
13804 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
13805 * spellcheck.h (struct edit_distance_traits<const char *>):
13808 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
13810 * config/rs6000/predicates.md (const_0_to_7_operand): New
13811 predicate, recognize 0..7.
13812 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13813 support for doing extracts from V16QImode, V8HImode, V4SImode
13815 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
13816 vector extract support.
13817 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
13818 for ISA 3.0 vector extract.
13819 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
13820 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
13821 extracts of a constant element number from small integer vectors
13822 on 64-bit ISA 3.0 systems.
13823 (vsx_extract_<mode>_di): Likewise.
13824 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
13825 say when we can do ISA 3.0 vector extracts.
13826 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
13827 registers, using the stxsiwx instruction.
13829 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
13831 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
13832 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
13833 qdf24xx_regmove_cost, qdf24xx_tunings): New.
13834 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
13835 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
13836 * config/arm/arm.c (arm_qdf24xx_tune): New.
13838 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
13840 * config/aarch64/aarch64.c (cortexa53_tunings):
13841 Increase loop alignment to 8. Set function alignment to 16.
13842 (cortexa35_tunings): Likewise.
13843 (cortexa57_tunings): Increase loop alignment to 8.
13844 (cortexa72_tunings): Likewise.
13845 (cortexa73_tunings): Likewise.
13847 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
13849 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
13850 for arm_fp16_ok and arm_fp16_hw.
13851 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
13852 arm_fp16_alternative.
13854 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
13856 PR tree-optimization/71655
13857 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
13858 types when swapping operands.
13860 2016-06-29 Martin Liska <mliska@suse.cz>
13862 PR middle-end/71585
13863 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
13864 * ipa-inline-transform.c (inline_call): Remove unnecessary call
13865 of build_optimization_node.
13867 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
13869 PR tree-optimization/70729
13870 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
13871 independent in loops having positive safelen value.
13872 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13873 it may be not valid after vectorization.
13875 2016-06-29 Jakub Jelinek <jakub@redhat.com>
13877 PR tree-optimization/71625
13878 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
13879 is sorted by ascending list->offset. If PTR is non-NULL and there is
13880 previous strinfo, call get_stridx_plus_constant.
13881 (get_stridx): Pass exp as second argument to get_addr_stridx.
13882 (addr_stridxptr): Add missing list = list->next, so that there can be
13883 more than one entries in the list. Bump limit from 16 to 32. Ensure
13884 the list is sorted by ascending list->offset.
13885 (get_stridx_plus_constant): Adjust so that it can be also called with
13886 ADDR_EXPR instead of SSA_NAME as PTR.
13887 (handle_char_store): Pass NULL_TREE as second argument to
13890 2016-06-29 Richard Biener <rguenther@suse.de>
13892 PR rtl-optimization/68961
13893 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
13895 2016-06-29 Richard Biener <rguenther@suse.de>
13897 PR middle-end/71002
13898 * alias.c (component_uses_parent_alias_set_from): Handle
13899 type punning through union accesses by using the union alias set.
13900 * gimple.c (gimple_get_alias_set): Remove union type punning case.
13902 2016-07-29 Richard Biener <rguenther@suse.de>
13904 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
13905 precision not matching mode precision.
13907 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
13909 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
13910 pa_output_arg_descriptor.
13911 (call_val_symref_64bit_post_reload): Likewise.
13912 (call_val_powf_64bit_post_reload): Likewise.
13913 (sibcall_internal_symref_64bit): Likewise.
13914 (sibcall_value_internal_symref_64bit): Likewise.
13916 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13918 PR middle-end/71626
13919 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
13920 a constant, force its SUBREG_REG into memory or register instead
13923 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13926 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
13927 * doc/invoke.texi (AVR Options): Document it.
13929 2016-06-28 Walter Lee <walt@tilera.com>
13931 * config/tilegx/linux.h: Do not include arch/icache.h
13932 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13933 * config/tilepro/linux.h: Do not include arch/icache.h
13934 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13936 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
13938 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
13939 for big-endian BIT_FIELD_REF.
13941 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
13943 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
13944 ('size' attribute): Add '128'.
13946 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
13947 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
13948 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
13949 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
13950 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
13951 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
13952 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
13953 *trunc<mode>df2_odd): Set size attribute to '128'.
13954 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
13955 * config/rs6000/power6.md (power6-fp): Include dfp type.
13956 * config/rs6000/power7.md (power7-fp): Likewise.
13957 * config/rs6000/power8.md (power8-fp): Likewise.
13958 * config/rs6000/power9.md: New file.
13959 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
13960 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
13961 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
13963 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
13964 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13965 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
13966 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
13967 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
13968 dfp_dscri_<mode>): Change type attribute to dfp.
13969 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
13970 attribute to vecsimple.
13971 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
13972 and prefetch streams.
13973 (rs6000_option_override_internal): Remove temporary code setting
13974 tuning to power8. Don't set rs6000_sched_groups for power9.
13975 (last_scheduled_insn): Change to rtx_insn *.
13976 (divide_cnt, vec_load_pendulum): New variables.
13977 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
13978 (rs6000_issue_rate): Set issue rate for Power9.
13979 (is_power9_pairable_vec_type): New.
13980 (power9_sched_reorder2): New.
13981 (rs6000_sched_reorder2): Call new function for Power9 specific
13983 (insn_must_be_first_in_group): Remove Power9.
13984 (insn_must_be_last_in_group): Likewise.
13985 (force_new_group): Likewise.
13986 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
13987 Initialize divide_cnt/vec_load_pendulum.
13988 (_rs6000_sched_context, rs6000_init_sched_context,
13989 rs6000_set_sched_context): Handle context save/restore of new
13992 2016-06-28 Richard Biener <rguenther@suse.de>
13994 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
13995 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
13996 COMPONENT_REF operand.
13997 (nonoverlapping_component_refs_p): Likewise.
13998 * stor-layout.c (start_bitfield_representative): Mark
13999 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
14001 2016-06-28 Jakub Jelinek <jakub@redhat.com>
14003 * Makefile.in: Don't cat ../stage_current if it does not exist.
14005 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
14006 last argument is a bit-field.
14008 PR rtl-optimization/71673
14009 * internal-fn.c (expand_arith_overflow_result_store): Use
14010 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
14011 expand_simple_binop.
14013 PR middle-end/66867
14014 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
14015 expand_ifn_atomic_compare_exchange): New functions.
14016 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
14017 * tree.h (build_call_expr_internal_loc): Rename to ...
14018 (build_call_expr_internal_loc_array): ... this. Fix up type of
14020 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
14021 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
14022 ATOMIC_COMPARE_EXCHANGE result.
14023 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
14024 * gimple-fold.h (optimize_atomic_compare_exchange_p,
14025 fold_builtin_atomic_compare_exchange): New prototypes.
14026 * gimple-fold.c (optimize_atomic_compare_exchange_p,
14027 fold_builtin_atomic_compare_exchange): New functions..
14028 * tree-ssa.c (execute_update_addresses_taken): If
14029 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
14030 of call when finding addressable vars, and if such var becomes
14031 non-addressable, call fold_builtin_atomic_compare_exchange.
14033 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
14036 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
14037 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
14039 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
14041 * config/rs6000/rs6000.md ('type' attribute): Add
14042 veclogical,veccmpfx,vecexts,vecmove insn types.
14043 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
14044 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
14045 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
14046 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
14047 *nabs<mode>2_hw): Change type to vecmove.
14048 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
14049 *boolcc<mode>3_internal, *eqv<mode>3_internal,
14050 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
14051 *ieee_128bit_vsx_abs<mode>2_internal,
14052 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
14053 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
14054 *ieee128_mtvsrd_32bit): Change type to veclogical.
14055 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
14056 *movdi_internal32, *movdi_internal64): Update insn types.
14057 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
14058 vsx_extract_<mode>): Change type to veclogical.
14059 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
14060 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
14061 *vsx_sign_extend_si_v2di): Change type to vecexts.
14062 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
14063 type to veclogical.
14064 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
14065 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
14066 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
14067 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
14068 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14069 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
14070 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
14071 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
14072 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
14073 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
14074 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
14075 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
14076 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
14077 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
14078 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
14079 (ppc7450-vecsimple): Add veclogical, vecmove.
14080 (ppc7450-veccmp): Add veccmpfx.
14081 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
14083 (ppc8540_vector_compare): Add veccmpfx.
14084 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
14085 * config/rs6000/cell.md (cell-fp): Add fpsimple.
14086 (cell-vecsimple): Add veclogical, vecmove.
14087 (cell-veccmp): Add veccmpfx.
14088 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
14089 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
14091 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
14092 * config/rs6000/power4.md (power4-fp): Add fpsimple.
14093 (power4-vecsimple): Add veclogical, vecmove.
14094 (power4-veccmp): Add veccmpfx.
14095 * config/rs6000/power5.md (power5-fp): Add fpsimple.
14096 * config/rs6000/power6.md (power6-fp): Add fpsimple.
14097 (power6-vecsimple): Add veclogical, vecmove.
14098 (power6-veccmp): Add veccmpfx.
14099 * config/rs6000/power7.md (power7-fp): Add fpsimple.
14100 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
14101 * config/rs6000/power8.md (power8-fp): Add fpsimple.
14102 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
14103 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
14104 * config/rs6000/titan.md (titan_fp): Add fpsimple.
14105 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
14107 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
14109 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
14112 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14113 OPTION_MASK_P9_DFORM_VECTOR.
14114 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
14115 disable -mpower9-dform-vector when using reload.
14116 (quad_address_p): Remove 'gpr_p' argument and all associated code.
14117 New 'strict' argument. Update all callers. Add strict addressing
14119 (rs6000_legitimate_offset_address_p): Remove call to
14120 virtual_stack_registers_memory_p.
14121 (rs6000_legitimize_reload_address): Add quad address support.
14122 (rs6000_legitimate_address_p): Move call to quad_address_p above
14123 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
14124 to account for new strict usage.
14125 (rs6000_output_move_128bit): Adjust quad_address_p args to account
14126 for new strict usage.
14127 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
14129 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
14136 * config/i386/i386.c (ix86_spill_class): Disable condition to
14137 always return NO_REGS.
14139 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
14141 * predict.c: Include gimple-pretty-print.h
14142 (predicted_by_loop_heuristics_p): Check also
14143 PRED_LOOP_EXIT_WITH_RECURSION
14144 (predict_loops): Find self recursive calls and use special purpose
14145 predictors for them; dump log about decisions.
14146 (pass_profile::execute): Dump info about #of iterations.
14147 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
14148 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
14150 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
14152 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
14153 output_asm_insn calls and shorten long lines. Output .CALL
14154 argument descriptor using pa_output_arg_descriptor. Add various
14155 inline $$dyncall and other optimizations.
14156 (pa_attr_length_indirect_call): Adjust ordering and lengths.
14158 2016-06-25 Jakub Jelinek <jakub@redhat.com>
14160 PR tree-optimization/71643
14161 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
14164 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
14165 leak a bitmap if dep_bb is NULL.
14167 PR tree-optimization/71631
14168 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
14169 to rewrite_expr_tree even if negate_result, move new_lhs var
14170 declaration and initialization earlier, for powi_result set afterwards
14171 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
14172 if new_lhs != lhs, and don't shadow gsi var.
14174 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
14176 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
14177 Add in_loop parameter.
14178 (predict_loops): Add loop guard heuristics.
14179 * predict.def (PRED_LOOP_GUARD): New heuristics.
14181 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
14183 * predict.c: Include ipa-utils.h
14184 (tree_bb_level_prediction): Predict recursive calls.
14185 (tree_estimate_probability_bb): Skip inexpensive calls for call
14187 * predict.def (PRED_RECURSIVE_CALL): New.
14189 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14191 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
14192 (BU_FLOAT128_1): Likewise.
14194 (COPYSIGNQ): Likewise.
14195 (RS6000_BUILTIN_NANQ): Likewise.
14196 (RS6000_BUILTIN_NANSQ): Likewise.
14197 (RS6000_BUILTIN_INFQ): Likewise.
14198 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
14199 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
14200 (TARGET_FOLD_BUILTIN): New #define.
14201 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
14202 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
14203 (rs6000_fold_builtin): New target hook implementation, handling
14204 folding of 128-bit NaNs and infinities.
14205 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
14206 entries are filled in to avoid problems during bootstrap
14207 self-test; define builtins for 128-bit NaNs and infinities.
14208 (rs6000_opt_mask): Add entry for float128.
14209 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
14210 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
14211 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
14212 (const_str_type_node): New #define.
14213 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
14214 to a define_expand that dispatches to either copysign<mode>3_soft
14215 or copysign<mode>3_hard.
14216 (copysign<mode>3_hard): Rename from copysign<mode>3.
14217 (copysign<mode>3_soft): New define_insn.
14218 * doc/extend.texi: Document new builtins.
14220 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14222 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
14223 PRIu64 instead of lu.
14225 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
14228 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
14229 copy the type name.
14231 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14233 PR tree-optimization/71647
14234 * omp-low.c (lower_rec_input_clauses): Convert
14235 omp_clause_aligned_alignment (c) to size_type_node for the
14236 last argument of __builtin_assume_aligned.
14238 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
14240 * configure.ac (calling ___tls_get_addr via GOT): New
14241 assembler/linker check.
14242 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
14243 assembler and linker supports calling ___tls_get_addr via GOT.
14244 Otherise, defined to 0.
14245 * config.in: Regenerated.
14246 * configure: Likewise.
14247 * config/i386/constraints.md (Yb): New constraint.
14248 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
14249 (REG_CLASS_NAMES): Likewise.
14250 (REG_CLASS_CONTENTS): Likewise.
14251 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
14252 the b constraint with the Yb constraint. Call ___tls_get_addr
14253 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
14255 (*tls_local_dynamic_base_32_gnu): Likewise.
14256 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
14257 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
14258 (*tls_local_dynamic_base_64_<mode>): Likewise.
14260 2016-06-24 Martin Liska <mliska@suse.cz>
14262 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
14263 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
14265 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
14266 argument to true if the expected number of iterations is
14269 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
14271 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
14272 assemble for 32bit target.
14273 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
14274 and $ld_ix86_gld_32_opt to link for 32bit target.
14275 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
14276 * configure: Regenerate.
14278 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14280 * config/arm/arm.c (int_log2): Delete definition and prototype.
14281 (shift_op): Use exact_log2 instead of int_log2.
14282 (vfp3_const_double_for_fract_bits): Likewise.
14284 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14286 * internal-fn.c (expand_arith_set_overflow): New function.
14287 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
14289 (expand_arith_overflow_result_store): Likewise. Handle precision
14290 smaller than mode precision.
14291 * tree-vrp.c (extract_range_basic): For imag part, handle
14292 properly signed 1-bit precision result.
14293 * doc/extend.texi (__builtin_add_overflow): Document that last
14294 argument can't be pointer to enumerated or boolean type.
14295 (__builtin_add_overflow_p): Document that last argument can't
14296 have enumerated or boolean type.
14298 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14299 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14301 * config/rs6000/predicates.md (splat_input_operand): Rework.
14302 Don't allow constants, since the insns that use this predicate
14303 don't support constants. Constants are handled by other insns
14304 that are created via combine. During and after register
14305 allocation, only allow indexed or indirect addresses, and not
14306 general addresses. Only allow modes supported by the hardware.
14307 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
14308 comment. Move check for using VSPLTIS<x> to a common location,
14309 instead of doing it in two different places.
14311 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
14313 * config/i386/driver-i386.c (host_detect_local_cpu): Set
14314 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
14315 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
14316 signature_CENTAUR_ebx.
14318 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
14322 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
14323 (as_ix86_gas_32_opt): This.
14324 (ld_ix86_tls_ldm_opt): Renamed to ...
14325 (ld_ix86_gld_32_opt): This.
14326 (R_386_TLS_LDM reloc): Updated.
14327 (R_386_GOT32X reloc): New assembler/linker check.
14328 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
14329 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
14331 * config.in: Regenerated.
14332 * configure: Likewise.
14333 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
14334 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
14335 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
14336 if ix86_force_load_from_GOT_p returns true.
14337 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
14338 ix86_force_load_from_GOT_p returns true.
14339 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
14340 the external function address via the GOT slot.
14341 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
14342 HAVE_AS_IX86_GOT32X before returning false.
14343 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
14344 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
14346 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
14348 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
14350 2016-06-23 Andi Kleen <ak@linux.intel.com>
14352 * Makefile.in: Regenerate.
14353 * doc/install.texi: Document autoprofiledbootstrap.
14355 2016-06-23 Andi Kleen <ak@linux.intel.com>
14357 * config/i386/gcc-auto-profile: New file.
14359 2016-06-23 Martin Liska <mliska@suse.cz>
14361 PR middle-end/71619
14362 * predict.c (predict_loops): Revert the hunk that was removed
14365 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
14367 * config.gcc: Add support for arm*-*-phoenix* targets.
14368 * config/arm/t-phoenix: New.
14369 * config/phoenix.h: New.
14371 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
14372 H.J. Lu <hongjiu.lu@intel.com>
14375 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
14376 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
14377 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
14378 ix86_force_load_from_GOT_p returns true.
14379 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
14380 ix86_force_load_from_GOT_p returns true.
14381 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
14382 ix86_force_load_from_GOT_p returns true.
14383 (ix86_expand_move): Load the external function address via the
14384 GOT slot if ix86_force_load_from_GOT_p returns true.
14385 * config/i386/predicates.md (x86_64_immediate_operand): Return
14386 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
14387 (x86_64_zext_immediate_operand): Ditto.
14389 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
14391 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
14393 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14396 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
14397 * diagnostic.c (pedwarn_at_rich_loc): New function.
14398 * spellcheck.h (best_match::best_match): Add a
14399 "best_distance_so_far" optional parameter.
14400 (best_match::set_best_so_far): New method.
14401 (best_match::get_best_distance): New accessor.
14402 (best_match::get_best_candidate_length): New accessor.
14404 2016-06-22 Nick Clifton <nickc@redhat.com>
14406 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
14407 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
14408 modes are accepted as well.
14409 (ucompare_loc_descriptor): Likewise.
14410 (minmax_loc_descriptor): Likewise.
14411 (clz_loc_descriptor): Likewise.
14412 (popcount_loc_descriptor): Likewise.
14413 (bswap_loc_descriptor): Likewise.
14414 (rotate_loc_descriptor): Likewise.
14415 (mem_loc_descriptor): Likewise.
14416 (loc_descriptor): Likewise.
14418 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14420 * common.opt (fdiagnostics-parseable-fixits): New option.
14421 * diagnostic.c: Include "selftest.h".
14422 (print_escaped_string): New function.
14423 (print_parseable_fixits): New function.
14424 (diagnostic_report_diagnostic): Call print_parseable_fixits.
14425 (selftest::assert_print_escaped_string): New function.
14426 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
14427 (selftest::test_print_escaped_string): New function.
14428 (selftest::test_print_parseable_fixits_none): New function.
14429 (selftest::test_print_parseable_fixits_insert): New function.
14430 (selftest::test_print_parseable_fixits_remove): New function.
14431 (selftest::test_print_parseable_fixits_replace): New function.
14432 (selftest::diagnostic_c_tests): New function.
14433 * diagnostic.h (struct diagnostic_context): Add field
14434 "parseable_fixits_p".
14435 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
14436 -fdiagnostics-parseable-fixits.
14437 (-fdiagnostics-parseable-fixits): New option.
14438 * opts.c (common_handle_option): Handle
14439 -fdiagnostics-parseable-fixits.
14440 * selftest-run-tests.c (selftest::run_tests): Call
14441 selftest::diagnostic_c_tests.
14442 * selftest.h (selftest::diagnostic_c_tests): New prototype.
14444 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
14446 PR tree-optimization/71488
14447 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
14448 comparison of boolean vectors.
14449 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
14450 of boolean vectors using bitwise operations.
14452 2016-06-22 Andreas Schwab <schwab@suse.de>
14454 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
14455 Remove declaration.
14457 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
14459 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
14461 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
14463 * config/i386/i386.c (print_reg): Emit an error message on attempt to
14466 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14468 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
14469 * config/arm/arm-cores.def (cortex-a73): New entry.
14470 (cortex-a73.cortex-a35): Likewise.
14471 (cortex-a73.cortex-a53): Likewise.
14472 * config/arm/arm-tables.opt: Regenerate.
14473 * config/arm/arm-tune.md: Likewise.
14474 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
14475 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14476 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
14477 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14478 * doc/invoke.texi (ARM Options): Document cortex-a73,
14479 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
14481 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14483 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
14484 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
14485 (cortex-a73.cortex-a35): Likewise.
14486 (cortex-a73.cortex-a53): Likewise.
14487 * config/aarch64/aarch64-tune.md: Regenerate.
14488 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
14489 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
14492 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14494 * configure.ac (gcc_cv_as_compress_debug): Remove
14495 --compress-debug-sections as extra as switch.
14496 Handle gas --compress-debug-sections=type.
14497 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
14498 Handle gld --compress-debug-sections=type.
14499 * configure: Regenerate.
14501 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
14503 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
14505 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
14507 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
14508 (do_rewrite): likewise.
14510 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14512 * common/config/mep/mep-common.c: Remove.
14513 * config.gcc: Remove mep-* support.
14514 * config/mep/constraints.md: Remove.
14515 * config/mep/default.h: Remove.
14516 * config/mep/intrinsics.h: Remove.
14517 * config/mep/intrinsics.md: Remove.
14518 * config/mep/ivc2-template.h: Remove.
14519 * config/mep/mep-c5.cpu: Remove.
14520 * config/mep/mep-core.cpu: Remove.
14521 * config/mep/mep-default.cpu: Remove.
14522 * config/mep/mep-ext-cop.cpu: Remove.
14523 * config/mep/mep-intrin.h: Remove.
14524 * config/mep/mep-ivc2.cpu: Remove.
14525 * config/mep/mep-pragma.c: Remove.
14526 * config/mep/mep-protos.h: Remove.
14527 * config/mep/mep.c: Remove.
14528 * config/mep/mep.cpu: Remove.
14529 * config/mep/mep.h: Remove.
14530 * config/mep/mep.md: Remove.
14531 * config/mep/mep.opt: Remove.
14532 * config/mep/predicates.md: Remove.
14533 * config/mep/t-mep: Remove.
14534 * doc/install.texi: Remove mep-* documentation.
14535 * doc/md.texi: Likewise.
14537 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14539 * config.gcc: Remove support for avr-rtems.
14540 * config/avr/gen-avr-mmcu-specs.c: Likewise.
14541 * config/avr/rtems.h: Remove.
14542 * config/avr/t-rtems: Remove.
14544 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14546 * config.gcc: Remove m32r-rtems support.
14547 * config/m32r/rtems.h: Remove.
14549 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14551 * config.gcc: Remove h8300-rtems support.
14552 * config/h8300/rtems.h: Remove.
14553 * config/h8300/t-rtems: Remove.
14555 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14557 * config.gcc: Remove support for knetbsd.
14558 * configure.ac: Likewise.
14559 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
14560 * config/knetbsd-gnu.h: Remove.
14561 * configure: Regenerate.
14563 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14565 * config.gcc: Remove support for openbsd 2 and 3.
14566 * config/openbsd-oldgas.h: Remove.
14568 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14570 * config.gcc: Remove interix support.
14571 * config/i386/i386-interix.h: Remove.
14572 * config/i386/interix.opt: Remove.
14573 * config/i386/t-interix: Remove.
14574 * configure: Regenerate.
14575 * configure.ac: Remove interix support.
14576 * doc/install.texi: Remove interix documentation.
14578 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
14580 * config/rs6000/rs6000.h: Add conditional preprocessing directives
14581 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
14584 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14586 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
14587 they are both PLACEHOLDER_EXPRs.
14589 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14591 * stor-layout.c (layout_type): Move setting complex MODE to
14592 layout_type, instead of setting it ahead of time by the caller.
14593 * tree.c (build_complex_type): Likewise.
14595 2016-06-21 Martin Liska <mliska@suse.cz>
14597 * predict.c (force_edge_cold): Replace imposisble with
14600 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14602 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
14603 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
14605 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14607 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
14609 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
14610 Ilya Enkovich <ilya.enkovich@intel.com>
14613 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
14614 New member function to convert V1TImode register to SUBREG
14615 TImode in debug insn.
14616 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
14617 after changing register mode to V1TImode.
14619 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
14621 * config/aarch64/aarch64-cores.def (vulcan): New core.
14622 * config/aarch64/aarch64-tune.md: Regenerate.
14623 * doc/invoke.texi: Document vulcan as an available option.
14625 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14627 * cse.c (canon_asm_operands): New function extracted from...
14628 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
14629 either standalone or member of a PARALLEL.
14631 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14634 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
14635 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
14636 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
14638 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14641 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
14642 constant addresses if can_create_pseudo_p.
14644 2016-06-21 Jakub Jelinek <jakub@redhat.com>
14646 PR tree-optimization/71588
14647 * tree-ssa-strlen.c (valid_builtin_call): New function.
14648 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
14651 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14653 PR middle-end/71581
14654 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
14655 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
14656 for conversion of scalar user var to complex type and use the
14657 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
14660 PR rtl-optimization/71591
14661 * toplev.c (toplev::run_self_tests): If no_backend, complain and
14662 don't run any tests.
14664 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
14667 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
14668 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
14669 space for PIC with non-v32 and the common non-PIC "jump".
14671 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14674 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
14675 returned values and add UN*/LTGT/*ORDERED cases with values matching
14676 D operand modifier on vcmp for AVX.
14678 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14680 * config/aarch64/aarch64.opt
14681 (mpc-relative-literal-loads): Rename internal option name.
14682 * config/aarch64/aarch64.c
14683 (aarch64_nopcrelative_literal_loads): Rename to
14684 aarch64_pcrelative_literal_loads.
14685 (aarch64_expand_mov_immediate): Likewise.
14686 (aarch64_secondary_reload): Likewise.
14687 (aarch64_can_use_per_function_literal_pools_p): Likewise.
14688 (aarch64_override_options_after_change_1): Rename and simplify logic.
14689 (aarch64_classify_symbol): Merge large model checks into switch,
14690 remove pc-relative load check.
14692 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14694 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
14695 costs relative to the cost of a register move.
14697 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14699 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
14700 (vcvt_n_f64_u64): Likewise.
14701 (vcvt_n_s64_f64): Likewise.
14702 (vcvt_n_u64_f64): Likewise.
14703 (vcvt_f64_s64): Likewise.
14704 (vrecpe_f64): Likewise.
14705 (vcvt_f64_u64): Likewise.
14706 (vrecps_f64): Likewise.
14708 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14710 * config/aarch64/aarch64.md
14711 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
14713 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
14715 * config/aarch64/aarch64-builtins.c
14716 (aarch64_types_binop_uss_qualifiers): Delete.
14717 (TYPES_BINOP_USS): Likewise.
14718 (aarch64_types_binop_sus_qualifiers): Likewise.
14719 (TYPES_BINOP_SUS): Likewise.
14720 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
14721 (TYPES_FCVTIMM_SUS): Likewise.
14722 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
14724 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
14725 (fcvtzs): Use SHIFTIMM rather than BINOP.
14726 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
14728 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14730 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
14731 costs relative to the cost of a register move.
14733 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14735 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
14736 Allow scalar/single vector modes to be tieable.
14738 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14740 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
14742 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14744 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
14746 * tree.h (TYPE_ALIGN): Likewise.
14748 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14751 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
14753 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14755 * config/avr/avr.c (avr_print_operand): Fix "format not a string
14756 literal" build warnings.
14757 (avr_print_operand_address): Dito.
14759 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
14762 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
14763 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
14765 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
14767 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
14769 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
14772 * reload1.c (reload): Pass 0 to finish_spills when called because
14773 update_eliminables_and_spill returns true and remove did_spill.
14774 (finish_spills): Adjust comment and document GLOBAL parameter.
14776 2016-06-17 DJ Delorie <dj@redhat.com>
14779 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
14780 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
14781 (umulqihi3_virt): Likewise.
14782 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
14783 (umulqihi3_real): Likewise.
14785 2016-06-17 Martin Liska <mliska@suse.cz>
14787 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
14789 2016-06-17 Martin Liska <mliska@suse.cz>
14791 * predict.def: PRED_LOOP_EXIT from 92 to 85.
14793 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
14795 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
14797 (vaddq_f32): Likewise.
14798 (vmul_f32): Likewise.
14799 (vmulq_f32): Likewise.
14800 (vsub_f32): Likewise.
14801 (vsubq_f32): Likewise.
14803 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14805 PR tree-optimization/71347
14806 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
14807 cost for all uses in group.
14809 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14811 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
14812 insert gimple seq if it's not empty.
14814 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14816 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
14818 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
14819 rather than OFFSET.
14820 (comp_dr_with_seg_len_pair): Ditto.
14821 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
14822 struct dr_with_seg_len_pair against DR_OFFSET.
14823 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
14824 DR_OFFSET directly.
14826 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
14828 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
14830 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
14832 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
14833 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
14834 (pa_output_millicode_call): Likewise.
14835 (pa_output_call): Likewise.
14836 (pa_output_indirect_call): Likewise.
14837 (pa_asm_output_mi_thunk): Likewise.
14839 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14841 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
14843 2016-06-16 Martin Liska <mliska@suse.cz>
14845 * predict.c (combine_predictions_for_insn): When we find a first
14846 match predictor, we should consider just predictors with
14847 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
14848 DS theory predictor.
14849 (combine_predictions_for_bb): Likewise.
14851 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14853 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
14854 with base of reference to struct.
14856 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14858 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
14860 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14863 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
14864 progmem_swtable_section.
14865 (progmem_swtable_section): Remove.
14866 (avr_asm_function_rodata_section): Remove.
14867 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14868 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
14870 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
14872 * config/i386/driver-i386.c (host_detect_local_cpu): Set
14873 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
14874 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
14875 signature_CENTAUR_ebx.
14876 * config/i386/i386.c (ix86_option_override_internal): Add
14877 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
14878 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
14879 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
14881 2016-06-16 Martin Liska <mliska@suse.cz>
14883 * predict.def: Add fortran loop preheader predictor.
14884 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
14885 fold IFN_BUILTIN_EXPECT with a known constant argument.
14887 2016-06-16 Martin Liska <mliska@suse.cz>
14889 * predict.def: Add 'Fortran' to display text of all
14890 PRED_FORTRAN_* predictors.
14892 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14895 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
14896 [IA64_BUILTIN_NANSQ]: Ditto.
14897 (ia64_fold_builtin): New function.
14898 (TARGET_FOLD_BUILTIN): New define.
14899 (ia64_init_builtins) Declare const_string_type node.
14900 Add __builtin_nanq and __builtin_nansq builtin functions.
14901 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
14903 2016-06-16 Nick Clifton <nickc@redhat.com>
14905 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
14906 MSP430_HWMULT_ prefix to enum values.
14907 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
14908 * config/msp430/msp430.c: Update use of enum values.
14909 * config/msp430/msp430.md: Likewise.
14910 * config/msp430/msp430.opt: Likewise.
14912 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
14914 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
14915 of comparsions in the last iteration.
14917 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14918 Joern Rennecke <joern.rennecke@embecosm.com>
14920 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
14922 (arc_needs_pcl_p): Add GOTOFFPC.
14923 (arc_legitimate_pic_addr_p): Likewise.
14924 (arc_output_pic_addr_const): Likewise.
14925 (arc_legitimize_pic_address): Generate a pc-relative address using
14927 (arc_output_libcall): Use @pcl syntax.
14928 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
14929 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
14930 (*movsi_insn): Use @pcl syntax.
14931 (doloop_begin_i): Likewise.
14933 2016-06-16 Martin Liska <mliska@suse.cz>
14935 * predict.def: Define a new predictor.
14937 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14939 * config/arc/arc.opt (mtp-regno): Update text.
14941 2016-06-16 Renlin Li <renlin.li@arm.com>
14943 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
14945 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14948 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
14949 (setcc + and peephole2): Likewise.
14951 PR rtl-optimization/71532
14952 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
14955 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
14957 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
14958 DImode constants with XXSPLTIB in vector registers.
14959 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
14960 vsx_extract_<mode>_internal{1,2} into a single insn that handles
14961 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
14962 extraction of the element at the top of the register as a scalar
14964 (vsx_extract_<mode>_internal1): Likewise.
14965 (vsx_extract_<mode>_internal2): Likewise.
14966 * config/rs6000/constraints.md (wi constraint): Remove a comment
14967 about DImode not being allowed in Altivec registers.
14968 (wB constraint): New constraint for constants that can be
14969 generated in Altivec registers with VSPLTISW/VUPKHSW.
14970 * config/rs6000/predicates.md (xxspltib_constant_split): Update
14972 (xxspltib_constant_nosplit): Likewise.
14973 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
14974 support for -mupper-regs-di to enable DImode to go into Altivec
14976 (POWERPC_MASKS): Likewise.
14977 (power7 cpu): Likewise.
14978 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
14979 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
14980 for DImode being allowed in Altivec registers. Update wi/wj
14981 constraints. Set scalar_in_vmx_p flag.
14982 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
14983 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
14984 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
14985 (rs6000_opt_masks): Add -mupper-regs-di.
14986 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
14987 direct move to use wi and not wj.
14988 (lfiwzx): Likewise.
14989 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
14991 (floatunssi<mode>2_lfiwzx_mem): Likewise.
14992 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
14993 any VSX register, instead of just Altivec registers, to allow
14994 either operand to be an Altivec register or both.
14995 (fixuns_trunc<mode>di2_fctiduz): Likewise.
14996 (movdi_internal32): Add support for -mupper-regs-di. Add support
14997 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
14998 the alternatives and attributes to be lined up to be easier to
15000 (movdi_internal64): Likewise.
15001 (64-bit DImode splitters): Change predicates to only split loading
15002 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
15003 load constants in ISA 3.0 or ISA 2.07 respectively.
15004 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15005 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
15006 mention -mcpu=power9 sets these options.
15007 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
15010 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15013 * config/avr/avr.c (avr_set_current_function): Warn misspelled
15014 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
15015 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
15016 by default to warn misspelled interrupt/ signal handler.
15017 * doc/invoke.texi (AVR Options): Document it. Update description
15018 for -nodevicelib option.
15020 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15022 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
15023 up parentheses. Use GET_MODE_UNIT_BITSIZE.
15024 (aarch64_<sur>shll2_n<mode>): Likewise.
15026 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
15028 PR middle-end/71529
15029 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
15030 DECL_CONTEXT for copied arguments.
15032 2016-06-15 Alan Hayward <alan.hayward@arm.com>
15034 PR tree-optimization/71483
15035 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
15038 2016-06-15 Martin Liska <mliska@suse.cz>
15040 * predict.c (tree_predict_by_opcode): Call predict_edge_def
15041 instead of predict_edge w/o a probability.
15043 2016-06-15 Alan Hayward <alan.hayward@arm.com>
15045 PR tree-optimization/71439
15046 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
15049 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15051 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
15052 register subregs in SET_SRC.
15054 2016-06-15 Richard Biener <rguenther@suse.de>
15056 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
15057 store restrictions.
15059 2016-06-15 Richard Biener <rguenther@suse.de>
15061 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
15062 not consider dependences between accesses that belong to the
15064 (vect_analyze_data_ref_dependences): Do not analyze read-read
15065 or self-dependences.
15067 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15069 * spellcheck-tree.c: Include spellcheck-tree.h rather than
15071 (find_closest_identifier): Reimplement in terms of
15072 best_match<tree,tree>.
15073 * spellcheck-tree.h: New file.
15074 * spellcheck.c (struct edit_distance_traits<const char *>): New
15076 (find_closest_string): Reimplement in terms of
15077 best_match<const char *, const char *>.
15078 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
15079 overload to spellcheck-tree.h.
15080 (find_closest_identifier): Likewise.
15081 (struct edit_distance_traits<T>): New template.
15082 (class best_match): New class.
15084 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15086 * selftest-run-tests.c (selftest::run_tests): Call
15087 selftest::spellcheck_tree_c_tests.
15088 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
15089 * spellcheck-tree.c: Include selftest.h and stringpool.h.
15090 (selftest::test_find_closest_identifier): New function.
15091 (selftest::spellcheck_tree_c_tests): New function.
15092 * spellcheck.c (selftest::test_find_closest_string): Verify that
15093 the order of the vec does not affect the results for this case.
15094 (selftest::test_data): New array.
15095 (selftest::test_metric_conditions): New function.
15096 (selftest::spellcheck_c_tests): Add a test of case-comparison.
15097 Call selftest::test_metric_conditions.
15099 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15101 * config/rs6000/rs6000-builtin.def (commentary): Typo.
15102 (BU_P9_MISC_1): Likewise.
15103 (BU_P9_64BIT_MISC_0): Likewise.
15104 (BU_P9_MISC_0): Likewise.
15106 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15108 * gcc-rich-location.c
15109 (gcc_rich_location::add_fixit_misspelled_id): New method.
15110 * gcc-rich-location.h
15111 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
15113 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
15115 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
15116 FreeBSD 11 and above.
15118 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
15120 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
15122 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15124 * expmed.h: Close parenthesis in "at your option" in copyright
15126 * lower-subreg.h: Likewise.
15128 2016-06-14 Richard Biener <rguenther@suse.de>
15130 PR middle-end/71526
15131 * genmatch.c (expr::gen_transform): Use in_type for comparisons
15134 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15136 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
15138 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
15139 mask+shift version.
15140 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
15142 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
15143 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
15145 2016-06-14 Richard Biener <rguenther@suse.de>
15147 PR tree-optimization/71522
15148 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
15149 copying into float copying.
15151 2016-06-14 Jakub Jelinek <jakub@redhat.com>
15153 PR tree-optimization/71520
15154 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
15155 (replace_block_by): Move user labels from bb1 to bb2.
15157 2016-06-14 Richard Biener <rguenther@suse.de>
15159 PR middle-end/71310
15161 * expr.h (get_bit_range): Declare.
15162 * expr.c (get_bit_range): Export.
15163 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
15164 word_mode again to constrain the bitfield access.
15166 2016-06-14 Richard Biener <rguenther@suse.de>
15168 PR tree-optimization/71521
15169 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
15170 division int_const_binop against zero divisor.
15172 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15174 * config/i386/i386.md (signbittf2): New expander.
15175 * config/i386/sse.md (ptesttf2): New insn pattern.
15177 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15180 * input.c (selftest::test_reading_source_line): Avoid reading from
15181 __FILE__ by creating a tempfile with known content and reading
15184 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15186 * pretty-print.c (assert_pp_format_colored): Skip the test if
15188 (test_pp_format): Remove comment about GCC_COLORS.
15190 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15192 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
15193 * pretty-print.c (assert_pp_format_va): Add location param and use
15194 it with ASSERT_STREQ_AT.
15195 (assert_pp_format): Add location param and pass it to
15196 assert_pp_format_va.
15197 (assert_pp_format_colored): Likewise.
15198 (ASSERT_PP_FORMAT_1): New.
15199 (ASSERT_PP_FORMAT_2): New.
15200 (ASSERT_PP_FORMAT_3): New.
15201 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
15202 explicitly, or implicitly via the above macros.
15203 * selftest.c (selftest::pass): Use a selftest::location rather
15204 than file and line.
15205 (selftest::fail): Likewise. Print the function name.
15206 (selftest::fail_formatted): Likewise.
15207 (selftest::assert_streq): Use a selftest::location rather than
15209 * selftest.h (selftest::location): New struct.
15210 (SELFTEST_LOCATION): New macro.
15211 (selftest::pass): Accept a const location & rather than file
15213 (selftest::fail): Likewise.
15214 (selftest::fail_formatted): Likewise.
15215 (selftest::assert_streq): Likewise.
15216 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
15217 (ASSERT_FALSE): Likewise.
15218 (ASSERT_EQ): Likewise.
15219 (ASSERT_NE): Likewise.
15220 (ASSERT_STREQ): Likewise.
15221 (ASSERT_PRED1): Likewise.
15222 (ASSERT_STREQ_AT): New macro.
15224 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15226 * selftest.c (selftest::fail_formatted): New function.
15227 (selftest::assert_streq): New function.
15228 * selftest.h (selftests::fail_formatted): New decl.
15229 (selftest::assert_streq): New decl.
15230 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
15232 2016-06-13 Jeff Law <law@redhat.com>
15234 PR tree-optimization/71403
15235 * tree-ssa-threadbackward.c
15236 (convert_and_register_jump_thread_path): No longer accept reference
15237 to path. Do not pop items off the path anymore.
15238 (fsm_find_control_statement_thread_paths): Do not allow threading
15239 to a deeper loop nest. Pop the last item off the path here rather
15240 than in convert_and_register_jump_thread_path.
15242 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15243 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
15245 [AArch64] Emit division using the Newton series
15247 * config/aarch64/aarch64-protos.h
15248 (cpu_approx_modes): Add new member "division".
15249 (aarch64_emit_approx_div): Declare new function.
15250 * config/aarch64/aarch64.c
15251 (generic_approx_modes): New member "division".
15252 (exynosm1_approx_modes): Likewise.
15253 (xgene1_approx_modes): Likewise.
15254 (aarch64_emit_approx_div): Define new function.
15255 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
15256 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
15257 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
15258 * doc/invoke.texi (-mlow-precision-div): Describe new option.
15260 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15261 Wilco Dijkstra <wilco.dijkstra@arm.com>
15263 [AArch64] Emit square root using the Newton series
15265 * config/aarch64/aarch64-protos.h
15266 (aarch64_emit_approx_rsqrt): Replace with new function
15267 "aarch64_emit_approx_sqrt".
15268 (cpu_approx_modes): New member "sqrt".
15269 * config/aarch64/aarch64.c
15270 (generic_approx_modes): New member "sqrt".
15271 (exynosm1_approx_modes): Likewise.
15272 (xgene1_approx_modes): Likewise.
15273 (aarch64_emit_approx_rsqrt): Replace with new function
15274 "aarch64_emit_approx_sqrt".
15275 (aarch64_override_options_after_change_1): Handle new option.
15276 * config/aarch64/aarch64-simd.md
15277 (rsqrt<mode>2): Use new function instead.
15278 (sqrt<mode>2): New expansion and insn definitions.
15279 * config/aarch64/aarch64.md: Likewise.
15280 * config/aarch64/aarch64.opt
15281 (mlow-precision-sqrt): Add new option description.
15282 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
15284 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15286 [AArch64] Add more choices for the reciprocal square root approximation
15288 Allow a target to prefer such operation depending on the operation mode.
15290 * config/aarch64/aarch64-protos.h
15291 (AARCH64_APPROX_MODE): New macro.
15292 (AARCH64_APPROX_{NONE,ALL}): Likewise.
15293 (cpu_approx_modes): New structure.
15294 (tune_params): New member "approx_modes".
15295 * config/aarch64/aarch64-tuning-flags.def
15296 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
15297 * config/aarch64/aarch64.c
15298 (generic_approx_modes): New core "cpu_approx_modes" structure.
15299 (exynosm1_approx_modes): Likewise.
15300 (xgene1_approx_modes): Likewise.
15301 (generic_tunings): New member "approx_modes".
15302 (cortexa35_tunings): Likewise.
15303 (cortexa53_tunings): Likewise.
15304 (cortexa57_tunings): Likewise.
15305 (cortexa72_tunings): Likewise.
15306 (exynosm1_tunings): Likewise.
15307 (thunderx_tunings): Likewise.
15308 (xgene1_tunings): Likewise.
15309 (use_rsqrt_p): New argument for the mode and use new member from
15311 (aarch64_builtin_reciprocal): Devise mode from builtin.
15312 (aarch64_optab_supported_p): New argument for the mode.
15313 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
15315 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
15317 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
15318 RS6000_BTM_MODULO flag into the set of flags that are considered
15319 to be part of the common configuration.
15321 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
15323 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
15324 difference unsigned.
15325 (vec_absdb): New macro for vector absolute difference unsigned
15327 (vec_absdh): New macro for vector absolute difference unsigned
15329 (vec_absdw): New macro for vector absolute difference unsigned word.
15330 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
15331 (vadu<mode>3): New insn.
15332 (*p9_vadu<mode>3): New insn.
15333 * config/rs6000/rs6000-builtin.def (vadub): New built-in
15335 (vaduh): New built-in definition.
15336 (vaduw): New built-in definition.
15337 (vadu): New overloaded built-in definition.
15338 (vadub): New overloaded built-in definition.
15339 (vaduh): New overloaded built-in definition.
15340 (vaduw): New overloaded built-in definition.
15341 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15342 overloaded vector absolute difference unsigned functions.
15343 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15344 the ISA 3.0 vector absolute difference unsigned built-in functions.
15346 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
15348 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
15349 update shared_lookup_references only once after changing operands.
15351 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
15353 PR middle-end/71373
15354 * tree-nested.c (convert_nonlocal_omp_clauses)
15355 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
15357 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
15358 * tree.def (CASE_LABEL_EXPR): Likewise.
15360 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
15363 * input.c (test_builtins): Fix an assertion.
15365 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15367 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
15368 (paritysi2): Ditto.
15370 (isinf<mode>2): Ditto.
15372 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15374 * ggc-tests.c (test_finalization): Only test need_finalization_p
15375 for GCC_VERSION >= 4003.
15377 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15379 * config/s390/vecintrin.h: Fix file description in comment.
15381 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15383 * config/s390/s390-builtin-types.def: Change builtin type naming
15384 scheme to match builtin-types.def.
15386 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
15388 * fold-const.c (optimize_minmax_comparison): Remove.
15389 (fold_comparison): Remove call to the above.
15390 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
15391 New transformations.
15393 2016-06-13 Alan Hayward <alan.hayward@arm.com>
15395 PR tree-optimization/71416
15396 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
15399 2016-06-13 Martin Liska <mliska@suse.cz>
15401 * predict.c (enum predictor_reason): Prefix enum with REASON_.
15402 (combine_predictions_for_insn): Likewise.
15403 (prune_predictions_for_bb): Likewise.
15404 (combine_predictions_for_bb): Likewise.
15406 2016-06-13 Richard Biener <rguenther@suse.de>
15408 PR tree-optimization/71505
15409 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
15410 assert match comment.
15412 2016-06-13 Marek Polacek <polacek@redhat.com>
15414 PR middle-end/71476
15415 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
15416 gimplify_switch_expr.
15417 (warn_switch_unreachable_r): New function.
15419 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15422 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
15425 2016-06-13 Richard Biener <rguenther@suse.de>
15427 PR middle-end/64516
15428 * fold-const.c (fold_unary_loc): Preserve alignment when
15429 folding a VIEW_CONVERT_EXPR into a MEM_REF.
15431 2016-06-13 Martin Liska <mliska@suse.cz>
15434 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
15435 w/ -fsanitize=bounds.
15437 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15439 * config/i386/i386.c (ix86_init_builtins): Calculate
15440 FLOAT128_FTYPE_CONST_STRING function type only once.
15441 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
15442 built-in functions are available for x86-32 and x86-64 targets.
15444 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15447 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
15448 New primitive type.
15449 (FLOAT128_FTYPE_CONST_STRING): New function type.
15450 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
15451 [IX86_BUILTIN_NANSQ]: Ditto.
15452 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15453 (ix86_init_builtin_types): Declare const_string_type_node.
15454 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
15456 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15457 * doc/extend.texi (x86 Built-in Functions): Document
15458 __builtin_nanq and __builtin_nansq.
15460 2016-06-11 Jiong Wang <jiong.wang@arm.com>
15463 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
15464 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
15465 length for pop patterns.
15466 (arm_attr_length_push_multi): Update comments.
15467 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
15469 (*pop_multiple_with_writeback_and_return): Likewise.
15470 (*pop_multiple_with_return): Likewise.
15472 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
15474 PR middle-end/71310
15475 * fold-const.c (optimize_bit_field_compare): Don't try to use
15476 word_mode unconditionally for reading the bit field, look at
15477 DECL_BIT_FIELD_REPRESENTATIVE instead.
15479 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
15481 PR middle-end/71478
15482 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
15483 vector integer type.
15485 2016-06-10 Jakub Jelinek <jakub@redhat.com>
15487 PR middle-end/71494
15488 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
15489 without LABEL_DECL, set *handled_ops_p to false instead of true.
15491 2016-06-10 Martin Sebor <msebor@redhat.com>
15494 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
15495 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
15496 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
15498 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
15499 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
15500 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
15501 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
15502 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
15503 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
15504 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
15505 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
15507 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15509 * config/arm/arm.h (pool_vector_label,
15510 return_used_this_function): Remove.
15512 2016-06-10 Jeff Law <law@redhat.com>
15514 PR tree-optimization/71335
15515 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
15516 zero length paths here.
15517 (convert_and_register_jump_thread_path): Remove hacks related to
15518 duplicated blocks in the jump thread path.
15519 (fsm_find_control_statement_thread_paths): Avoid putting the same
15520 block on the thread path twice, but ensure the thread path is
15521 unchanged from the caller's point of view.
15523 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15525 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
15526 * predict.def (PRED_LOOP_BRANCH): Remove.
15528 2016-06-10 David Malcolm <dmalcolm@redhat.com>
15530 * Makefile.in (OBJS): Add ggc-tests.o.
15531 (GTFILES): Add ggc-tests.c.
15532 * ggc-tests.c: New file.
15533 * selftest-run-tests.c (selftest::run_tests): Call
15534 selftest::ggc_tests_c_tests.
15535 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
15537 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
15539 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
15541 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
15544 * varasm.c (place_block_symbol): Adjust alignment for asan protected
15545 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
15547 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15549 * profile.c: Include cfgloop.h.
15550 (branch_prob): Compute estimated number of iterations.
15551 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
15552 recompute estimate number of iterations from profile.
15554 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15556 PR inline-asm/68843
15557 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
15558 must be grouped on top of stack. Don't force early clobber
15559 on ordinary reg outputs.
15561 2016-06-10 Richard Biener <rguenther@suse.de>
15563 * targhooks.c (default_builtin_vectorization_cost): Adjust
15564 vec_construct cost.
15566 2016-06-10 Richard Biener <rguenther@suse.de>
15568 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
15569 to fold the RHS to a constant if possible.
15571 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
15573 PR middle-end/71373
15574 * tree-nested.c (convert_nonlocal_omp_clauses)
15575 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
15576 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
15577 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
15579 * gimplify.c (gimplify_adjust_omp_clauses): Discard
15581 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
15583 * omp-low.c (scan_sharing_clauses): Don't expect
15584 OMP_CLAUSE__CACHE_.
15586 2016-06-10 Alan Hayward <alan.hayward@arm.com>
15588 PR tree-optimization/71407
15589 PR tree-optimization/71416
15590 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
15591 BIT_FIELD_REF type.
15593 2016-06-10 Richard Biener <rguenther@suse.de>
15595 PR middle-end/71477
15596 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
15598 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
15600 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
15602 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
15603 Jiong Wang <jiong.wang@arm.com>
15605 PR rtl-optimization/70751
15606 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
15607 spilled into memory.
15609 2016-06-09 Jonathan Yong <10walls@gmail.com>
15612 2015-09-21 Jonathan Yong <10walls@gmail.com>
15614 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
15615 sysroot/usr/lib/32api for additional win32 libraries,
15616 fixes failing Cygwin bootstrapping.
15618 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
15620 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
15623 2016-06-09 David Malcolm <dmalcolm@redhat.com>
15626 * pretty-print.c (pp_indent): Specify that %p is printed in a
15627 host-dependent manner.
15628 (test_pp_format): Remove the test for %p.
15630 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
15632 * config/mips/mips.c (mips_output_jump): Fix formatting.
15634 2016-06-09 Richard Biener <rguenther@suse.de>
15636 PR tree-optimization/71462
15637 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
15640 2016-06-09 Martin Liska <mliska@suse.cz>
15642 * predict.c (dump_prediction): Add new argument.
15643 (enum predictor_reason): New enum.
15644 (struct predictor_hash): New struct.
15645 (predictor_hash::hash): New function.
15646 (predictor_hash::equal): Likewise.
15647 (not_removed_prediction_p): New function.
15648 (prune_predictions_for_bb): Likewise.
15649 (combine_predictions_for_bb): Prune predictions.
15651 2016-06-09 Martin Liska <mliska@suse.cz>
15653 * predict.c (filter_predictions): New function.
15654 (remove_predictions_associated_with_edge): Use the filter
15656 (equal_edge_p): New function.
15658 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
15660 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
15661 Correct usage of @samp vs @option, add @samp where appropriate.
15662 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
15663 Add armv6s-m and document it, as it is no official ARM name.
15665 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15667 * ifcvt.c (struct noce_if_info): Add transform_name field.
15668 (noce_try_move): Set if_info->transform_name to the function name.
15669 (noce_try_ifelse_collapse): Likewise.
15670 (noce_try_store_flag): Likewise.
15671 (noce_try_inverse_constants): Likewise.
15672 (noce_try_store_flag_constants): Likewise.
15673 (noce_try_addcc): Likewise.
15674 (noce_try_store_flag_mask): Likewise.
15675 (noce_try_cmove): Likewise.
15676 (noce_try_cmove_arith): Likewise.
15677 (noce_try_minmax): Likewise.
15678 (noce_try_abs): Likewise.
15679 (noce_try_sign_mask): Likewise.
15680 (noce_try_bitop): Likewise.
15681 (noce_convert_multiple_sets): Likewise.
15682 (noce_process_if_block): Print if_info->transform_name to
15683 dump_file if transformation succeeded.
15685 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15687 * config/arm/cortex-a57.md (cortex_a57_alu):
15690 2016-06-08 Martin Sebor <msebor@redhat.com>
15691 Jakub Jelinek <jakub@redhat.com>
15695 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
15696 BUILT_IN_MUL_OVERFLOW_P): New builtins.
15697 * builtins.c: Include gimple-fold.h.
15698 (fold_builtin_arith_overflow): Handle
15699 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
15700 (fold_builtin_3): Likewise.
15701 * doc/extend.texi (Integer Overflow Builtins): Document
15702 __builtin_{add,sub,mul}_overflow_p.
15704 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
15706 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
15707 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
15709 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
15711 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
15712 Rewrite, looking one level down for records and arrays.
15714 2016-06-08 David Malcolm <dmalcolm@redhat.com>
15716 * pretty-print.c: Include "selftest.h".
15717 (pp_format): Fix comment.
15718 (identifier_to_locale): Likewise.
15719 (selftest::test_basic_printing): New function.
15720 (selftest::assert_pp_format): New function.
15721 (selftest::test_pp_format): New function.
15722 (selftest::pretty_print_c_tests): New function.
15723 * selftest-run-tests.c (selftest::run_tests): Call
15724 selftest::pretty_print_c_tests.
15725 * selftest.h (pretty_print_c_tests): New declaration.
15727 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15729 * invoke.texi (max-loop-headers-insns): Document.
15730 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
15731 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
15732 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
15734 2016-06-08 Richard Biener <rguenther@suse.de>
15736 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
15737 on strided SLP loads and fall back to scalar loads in case
15738 we can't chunk them.
15740 2016-06-08 Richard Biener <rguenther@suse.de>
15742 PR tree-optimization/71452
15743 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
15744 type used for the SSA rewrite has enough precision to cover
15745 the dynamic type of the location.
15747 2016-06-08 Jakub Jelinek <jakub@redhat.com>
15748 Richard Biener <rguenther@suse.de>
15751 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
15752 the same as DECL_P (base0) for indirect_base0. Use equality_code
15753 in one further place.
15755 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
15757 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
15758 to one word if the field is known to overlap other words.
15759 (extract_bit_field_1): Likewise.
15760 (store_split_bit_field): Remove compensating code.
15761 (extract_split_bit_field): Likewise.
15763 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
15767 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
15769 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15771 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
15773 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
15774 (arch64_addpv4sf): Delete.
15775 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
15776 "gen_aarch64_addpv4sf".
15777 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
15779 (vpadds_f32): Likewise.
15780 (vpaddq_f32): Likewise.
15781 (vpaddq_f64): Likewise.
15783 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15785 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
15787 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
15788 to VALLF. Rename to "fabd<mode>3".
15789 "*fabd_scalar<mode>3): Delete.
15790 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
15792 (vabdd_f64): Likewise.
15793 (vabd_f32): Likewise.
15794 (vabd_f64): Likewise.
15795 (vabdq_f32): Likewise.
15796 (vabdq_f64): Likewise.
15798 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15800 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
15802 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
15803 "aarch64_rsqrts<mode>".
15804 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
15805 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
15807 (vrsqrtsd_f64): Likewise.
15808 (vrsqrts_f32): Likewise.
15809 (vrsqrts_f64): Likewise.
15810 (vrsqrtsq_f32): Likewise.
15811 (vrsqrtsq_f64): Likewise.
15813 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15815 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
15817 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
15818 "aarch64_rsqrte<mode>".
15819 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
15820 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
15822 (vrsqrted_f64): Likewise.
15823 (vrsqrte_f32): Likewise.
15824 (vrsqrte_f64): Likewise.
15825 (vrsqrteq_f32): Likewise.
15826 (vrsqrteq_f64): Likewise.
15828 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15830 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
15832 (fcvtzs): Likewise.
15833 (fcvtzu): Likewise.
15834 * config/aarch64/aarch64-simd.md
15835 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
15836 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
15837 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
15839 (vcvt_n_f32_u32): Likewise.
15840 (vcvt_n_s32_f32): Likewise.
15841 (vcvt_n_u32_f32): Likewise.
15842 (vcvtq_n_f32_s32): Likewise.
15843 (vcvtq_n_f32_u32): Likewise.
15844 (vcvtq_n_f64_s64): Likewise.
15845 (vcvtq_n_f64_u64): Likewise.
15846 (vcvtq_n_s32_f32): Likewise.
15847 (vcvtq_n_s64_f64): Likewise.
15848 (vcvtq_n_u32_f32): Likewise.
15849 (vcvtq_n_u64_f64): Likewise.
15850 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
15851 (VSDQ_SDI): Likewise.
15852 (fcvt_target): Support V4DI, V4SI and V2SI.
15853 (FCVT_TARGET): Likewise.
15855 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15857 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
15858 (TYPES_BINOP_SUS): Likewise.
15859 (aarch64_simd_builtin_data): Update include file name.
15860 (aarch64_builtins): Likewise.
15861 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
15862 for conversion between scalar float-point and fixed-point.
15864 (fcvtzs): Likewise.
15865 (fcvtzu): Likewise.
15866 * config/aarch64/aarch64.md
15867 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
15868 pattern for conversion between scalar float to fixed-pointer.
15869 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
15870 (UNSPEC_FCVTZS): New UNSPEC enumeration.
15871 (UNSPEC_FCVTZU): Likewise.
15872 (UNSPEC_SCVTF): Likewise.
15873 (UNSPEC_UCVTF): Likewise.
15874 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
15876 (vcvtd_n_f64_u64): Likewise.
15877 (vcvtd_n_s64_f64): Likewise.
15878 (vcvtd_n_u64_f64): Likewise.
15879 (vcvtd_n_f32_s32): Likewise.
15880 (vcvts_n_f32_u32): Likewise.
15881 (vcvtd_n_s32_f32): Likewise.
15882 (vcvts_n_u32_f32): Likewise.
15883 * config/aarch64/iterators.md (fcvt_target): Support integer to float
15885 (FCVT_TARGET): Likewise.
15886 (FCVT_FIXED2F): New iterator.
15887 (FCVT_F2FIXED): Likewise.
15888 (fcvt_fixed_insn): New define_int_attr.
15890 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15892 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
15893 some statements was removed.
15895 2016-06-08 Alan Hayward <alan.hayward@arm.com>
15897 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
15898 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
15899 (vect_can_advance_ivs_p): likewise.
15900 (vect_update_ivs_after_vectorizer): likewise.
15901 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
15902 (vect_analyze_scalar_cycles_1): likewise.
15903 (vect_analyze_loop_operations): likewise.
15904 (report_vect_op): likewise.
15905 (vect_is_slp_reduction): likewise.
15906 (vect_is_simple_reduction): likewise.
15907 (get_initial_def_for_induction): likewise.
15908 (vect_transform_loop): likewise.
15909 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
15910 (vect_recog_sad_pattern): likewise.
15911 (vect_recog_widen_sum_pattern): likewise.
15912 (vect_recog_widening_pattern): likewise.
15913 (vect_recog_divmod_pattern): likewise.
15914 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
15915 (vect_analyze_slp_instance): likewise.
15916 (vect_transform_slp_perm_load): likewise.
15917 (vect_schedule_slp_instance): likewise.
15919 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15921 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
15922 (return_prediction): PRED_CONST_RETURN predict return as not taken.
15923 * predict.def (PRED_CONTINUE): Change hitrate 50->67
15924 (PRED_LOOP_BRANCH): Document predictor as broken.
15925 (PRED_LOOP_EXIT): Change hitrate 91->92.
15926 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
15927 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
15928 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
15929 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
15930 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
15931 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
15932 (PRED_CALL): Chane hitrate 71->67.
15933 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
15934 (PRED_GOTO): Document as unused right now.
15935 (PRED_CONST_RETURN): Change hitrate 67->69
15936 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
15937 (PRED_NULL_RETURN): Change hitrate 91->90.
15938 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
15939 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
15940 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
15942 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
15944 * config/rs6000/altivec.h: Add __builtin_vec_mul.
15945 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
15946 special case Altivec builtin.
15947 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15948 VSX_BUILTIN_VEC_MUL (replaced with special case code).
15949 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15950 code for ALTIVEC_BUILTIN_VEC_MUL.
15951 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15952 for __builtin_vec_mul.
15954 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
15956 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
15959 2016-06-07 David Malcolm <dmalcolm@redhat.com>
15961 * spellcheck.c (selftest::test_find_closest_string): New function.
15962 (spellcheck_c_tests): Call the above.
15964 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15966 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
15968 2016-06-07 Jakub Jelinek <jakub@redhat.com>
15970 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
15971 Yv=Yv,C alternatives.
15973 2016-06-07 Richard Biener <rguenther@suse.de>
15976 * common.opt (ffast-math): Make Optimization.
15978 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
15979 Prachi Godbole <prachi.godbole@imgtec.com>
15981 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
15982 `fabs' and `fneg' type attributes.
15983 (p5600_fpu_fabs): Add `fmove' to the comment.
15985 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15987 * gimple.c: Include builtins.h
15988 (gimple_inexpensive_call_p): New function.
15989 * gimple.h (gimple_inexpensive_call_p): Declare.
15990 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
15991 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
15994 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
15996 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
15997 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
15998 warning_at_rich_loc, warning_n, pedwarn, permerror,
15999 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
16000 sorry, fatal_error, internal_error, internal_error_no_backtrace):
16003 2016-06-07 Richard Biener <rguenther@suse.de>
16005 PR tree-optimization/71428
16006 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
16007 BIT_FIELD_REF op vs. load.
16009 2016-06-07 Richard Biener <rguenther@suse.de>
16011 PR middle-end/71423
16012 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
16015 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
16017 * config/pa/pa.md (call): Generate indirect long calls to non-local
16018 functions on TARGET_64BIT.
16019 (call_value): Likewise.
16021 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
16023 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
16024 pattern and subsequent splitters.
16025 (call_val_reg_64bit_post_reload): Likewise.
16027 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16029 PR middle-end/71408
16030 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
16031 propagate_op_to_single_use.
16033 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16035 PR middle-end/71281
16036 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
16038 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
16040 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
16041 (enum x86_dirflag_state): New enum.
16042 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
16043 (machine_function): Remove needs_cld.
16044 (ix86_current_function_needs_cld): Remove.
16045 * config/i386/i386.c (ix86_set_func_type): Set
16046 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
16047 (ix86_expand_prologue): Do not emit CLD here.
16048 (ix86_dirflag_mode_needed): New function.
16049 (ix86_dirflag_mode_entry): Ditto.
16050 (ix86_mode_needed): Handle X86_DIRFLAG entity.
16051 (ix86_mode_after): Ditto.
16052 (ix86_mode_entry): Ditto.
16053 (ix86_mode_exit): Ditto.
16054 (ix86_emit_mode_set): Ditto.
16055 * config/i386/i386.md (strmov_singleop): Set
16056 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
16057 Do not set ix86_current_function_needs_cld.
16059 (strset_singleop): Ditto.
16061 (cmpstrnqi_nz_1): Ditto.
16062 (cmpstrnqi_1): Ditto.
16063 (strlenqi_1): Ditto.
16065 2016-06-06 Jakub Jelinek <jakub@redhat.com>
16067 PR tree-optimization/71259
16068 * tree-vect-slp.c (vect_get_constant_vectors): For
16069 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
16070 one for constant op, and use COND_EXPR for non-constant.
16072 2016-06-06 David Malcolm <dmalcolm@redhat.com>
16074 * Makefile.in (OBJS): Add function-tests.o,
16075 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
16076 selftest-run-tests.o.
16077 (OBJS-libcommon): Add selftest.o.
16078 (OBJS-libcommon-target): Add selftest.o.
16079 (all.internal): Add "selftest".
16080 (all.cross): Likewise.
16081 (selftest): New phony target.
16082 (s-selftest): New target.
16083 (selftest-gdb): New phony target.
16084 (COLLECT2_OBJS): Add selftest.o.
16085 * bitmap.c: Include "selftest.h".
16086 (selftest::test_gc_alloc): New function.
16087 (selftest::test_set_range): New function.
16088 (selftest::test_clear_bit_in_middle): New function.
16089 (selftest::test_copying): New function.
16090 (selftest::test_bitmap_single_bit_set_p): New function.
16091 (selftest::bitmap_c_tests): New function.
16092 * common.opt (fself-test): New.
16093 * diagnostic-show-locus.c: Include "selftest.h".
16094 (make_range): New function.
16095 (test_range_contains_point_for_single_point): New function.
16096 (test_range_contains_point_for_single_line): New function.
16097 (test_range_contains_point_for_multiple_lines): New function.
16098 (assert_eq): New function.
16099 (test_get_line_width_without_trailing_whitespace): New function.
16100 (selftest::diagnostic_show_locus_c_tests): New function.
16101 * et-forest.c: Include "selftest.h".
16102 (selftest::test_single_node): New function.
16103 (selftest::test_simple_tree): New function.
16104 (selftest::test_disconnected_nodes): New function.
16105 (selftest::et_forest_c_tests): New function.
16106 * fold-const.c: Include "selftest.h".
16107 (selftest::assert_binop_folds_to_const): New function.
16108 (selftest::assert_binop_folds_to_nonlvalue): New function.
16109 (selftest::test_arithmetic_folding): New function.
16110 (selftest::fold_const_c_tests): New function.
16111 * function-tests.c: New file.
16112 * gimple.c: Include "selftest.h".
16113 Include "gimple-pretty-print.h".
16114 (selftest::verify_gimple_pp): New function.
16115 (selftest::test_assign_single): New function.
16116 (selftest::test_assign_binop): New function.
16117 (selftest::test_nop_stmt): New function.
16118 (selftest::test_return_stmt): New function.
16119 (selftest::test_return_without_value): New function.
16120 (selftest::gimple_c_tests): New function.
16121 * hash-map-tests.c: New file.
16122 * hash-set-tests.c: New file.
16123 * input.c: Include "selftest.h".
16124 (selftest::assert_loceq): New function.
16125 (selftest::test_accessing_ordinary_linemaps): New function.
16126 (selftest::test_unknown_location): New function.
16127 (selftest::test_builtins): New function.
16128 (selftest::test_reading_source_line): New function.
16129 (selftest::input_c_tests): New function.
16130 * rtl-tests.c: New file.
16131 * selftest-run-tests.c: New file.
16132 * selftest.c: New file.
16133 * selftest.h: New file.
16134 * spellcheck.c: Include "selftest.h".
16135 (selftest::levenshtein_distance_unit_test_oneway): New function,
16136 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
16137 (selftest::levenshtein_distance_unit_test): Likewise.
16138 (selftest::spellcheck_c_tests): Likewise.
16139 * toplev.c: Include selftest.h.
16140 (toplev::run_self_tests): New.
16141 (toplev::main): Handle -fself-test.
16142 * toplev.h (toplev::run_self_tests): New.
16143 * tree.c: Include "selftest.h".
16144 (selftest::test_integer_constants): New function.
16145 (selftest::test_identifiers): New function.
16146 (selftest::test_labels): New function.
16147 (selftest::tree_c_tests): New function.
16148 * tree-cfg.c: Include "selftest.h".
16149 (selftest::push_fndecl): New function.
16150 (selftest::test_linear_chain): New function.
16151 (selftest::test_diamond): New function.
16152 (selftest::test_fully_connected): New function.
16153 (selftest::tree_cfg_c_tests): New function.
16154 * vec.c: Include "selftest.h".
16155 (selftest::safe_push_range): New function.
16156 (selftest::test_quick_push): New function.
16157 (selftest::test_safe_push): New function.
16158 (selftest::test_truncate): New function.
16159 (selftest::test_safe_grow_cleared): New function.
16160 (selftest::test_pop): New function.
16161 (selftest::test_safe_insert): New function.
16162 (selftest::test_ordered_remove): New function.
16163 (selftest::test_unordered_remove): New function.
16164 (selftest::test_block_remove): New function.
16165 (selftest::reverse_cmp): New function.
16166 (selftest::test_qsort): New function.
16167 (selftest::vec_c_tests): New function.c.
16168 * wide-int.cc: Include selftest.h and wide-int-print.h.
16169 (selftest::from_int <wide_int>): New function.
16170 (selftest::from_int <offset_int>): New function.
16171 (selftest::from_int <widest_int>): New function.
16172 (selftest::assert_deceq): New function.
16173 (selftest::assert_hexeq): New function.
16174 (selftest::test_printing <VALUE_TYPE>): New function template.
16175 (selftest::test_ops <VALUE_TYPE>): New function template.
16176 (selftest::test_comparisons <VALUE_TYPE>): New function template.
16177 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
16179 (selftest::wide_int_cc_tests): New function.
16181 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16183 PR middle-end/37780
16184 * ifcvt.c (noce_try_ifelse_collapse): New function.
16186 (noce_process_if_block): Call noce_try_ifelse_collapse.
16187 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
16188 (simplify_ternary_operation): Use the above to simplify
16189 conditional CLZ/CTZ expressions.
16191 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16193 PR middle-end/37780
16194 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
16195 define_insn_and_split.
16197 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16199 PR middle-end/37780
16200 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
16202 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
16205 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
16206 Implicitly clobber memory for basic asm with non-empty assembler
16207 string. Use targetm.md_asm_adjust also here.
16208 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
16209 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
16210 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
16211 non-empty assembler string.
16212 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
16213 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
16214 (decode_asm_operands): Handle basic asm in PARALLEL block.
16215 (extract_insn): Handle basic asm in PARALLEL block.
16216 * doc/extend.texi: Mention new behavior of basic asm.
16217 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
16218 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
16219 branch_needs_nop_p): Use asm_noperands.
16221 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
16223 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
16224 Include the M7 SPARC DFA scheduler.
16225 New attribute v3pipe.
16226 Annotate insns with v3pipe where appropriate.
16227 Define cpu_feature vis4.
16228 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
16229 Add (V8QI "8") to vbits.
16230 Add insns {add,sub}v8qi3
16231 Add insns ss{add,sub}v8qi3
16232 Add insns us{add,sub}{v8qi,v4hi}3
16233 Add insns {min,max}{v8qi,v4hi,v2si}3
16234 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
16235 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
16236 * config/sparc/niagara4.md: Add a comment explaining the
16237 discrepancy between the documented latenty numbers and the
16239 * config/sparc/niagara7.md: New file.
16240 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
16241 supports SPARC5 and VIS 4.0 instructions.
16242 * configure: Regenerate.
16243 * config.in: Likewise.
16244 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
16245 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
16246 TARGET_CPU_niagara7.
16247 (ASM_CPU64_DEFAULT_SPEC): Likewise.
16248 (CPP_CPU_SPEC): Handle niagara7.
16249 (ASM_CPU_SPEC): Likewise.
16250 * config/sparc/sparc-opts.h (processor_type): Add
16251 PROCESSOR_NIAGARA7.
16252 (mvis4): New option.
16253 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
16254 (AS_NIAGARA7_FLAG): Define.
16255 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
16256 (CPP_CPU64_DEFAULT_SPEC): Likewise.
16257 (CPP_CPU_SPEC): Handle niagara7.
16258 (ASM_CPU_SPEC): Likewise.
16259 * config/sparc/sparc.c (niagara7_costs): Define.
16260 (sparc_option_override): Handle niagara7 and adjust cache-related
16261 parameters with better values for niagara cpus. Also support VIS4.
16262 (sparc32_initialize_trampoline): Likewise.
16263 (sparc_use_sched_lookahead): Likewise.
16264 (sparc_issue_rate): Likewise.
16265 (sparc_register_move_cost): Likewise.
16266 (dump_target_flag_bits): Support VIS4.
16267 (sparc_vis_init_builtins): Likewise.
16268 (sparc_builtins): Likewise.
16269 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
16271 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
16273 * config/sparc/sparc.opt (sparc_processor_type): New value
16275 * config/sparc/visintrin.h (__attribute__): Prototypes for the
16277 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
16279 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
16282 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
16284 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
16286 2016-06-06 Richard Biener <rguenther@suse.de>
16288 PR tree-optimization/71398
16289 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
16292 2016-06-05 James Bowman <james.bowman@ftdichip.com>
16294 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
16295 ft32_expand_prolog, ft32_expand_epilogue):
16296 Handle pretend_args.
16297 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
16298 * config/ft32/ft32.md: Add pretend_returner.
16300 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
16303 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
16304 Copy op1 RTX to avoid invalid sharing.
16305 (ix86_expand_vector_move_misalign): Ditto.
16307 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
16309 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
16312 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
16314 * predict.c (predicted_by_loop_heuristics_p): New function.
16315 (predict_iv_comparison): Use it.
16316 (predict_loops): Walk from innermost loops; do not predict edges
16317 leaving multiple loops multiple times; implement
16318 PRED_LOOP_ITERATIONS_MAX heuristics.
16319 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
16321 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
16323 * cfg.c (check_bb_profile): Do not report mismatched profiles when
16324 only edges out of BB are EH edges.
16326 2016-06-04 Martin Sebor <msebor@redhat.com>
16327 Marcin Baczyński <marbacz@gmail.com>
16330 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
16331 a void expression in a void function.
16333 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
16335 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
16336 aux; dump reasons of decisions.
16337 (should_duplicate_loop_header_p): Likewise.
16338 (do_while_loop_p): Likewise.
16339 (ch_base::copy_headers): Dump asi num insns duplicated.
16341 2016-06-04 Jakub Jelinek <jakub@redhat.com>
16343 PR tree-optimization/71405
16344 * tree-ssa.c (execute_update_addresses_taken): For clobber with
16345 incompatible type, build a new clobber with the right type instead
16346 of building a VIEW_CONVERT_EXPR around it.
16348 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
16350 PR tree-optimization/52171
16351 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
16352 by_pieces_ninsns instead of move_by_pieces_ninsns.
16354 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
16356 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
16357 for reg+reg addressing mode.
16359 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16361 * rs6000-c.c (c/c-tree.h): Add #include.
16362 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
16363 in C++ when found in the base position of vec_ld or vec_st.
16365 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
16367 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
16368 use of profile unless profile status is PROFILE_READ.
16369 * profile.c (compute_branch_probabilities): Set profile status
16370 only after reporting predictor hitrates.
16372 2016-06-03 Joseph Myers <joseph@codesourcery.com>
16376 * common.opt (ffp-int-builtin-inexact): New option.
16377 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
16378 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
16379 (ceil@var{m}2): Document dependence on this option.
16380 * ipa-inline-transform.c (inline_call): Handle
16381 flag_fp_int_builtin_inexact.
16382 * ipa-inline.c (can_inline_edge_p): Likewise.
16383 * config/i386/i386.md (rintxf2): Do not test
16384 flag_unsafe_math_optimizations.
16385 (rint<mode>2_frndint): New define_insn.
16386 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
16387 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
16388 for 387 instead of extending and truncating.
16389 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
16390 !flag_trapping_math instead of flag_unsafe_math_optimizations.
16391 Change to frndint<mode>2_<rounding>.
16392 (frndintxf2_<rounding>_i387): Likewise. Change to
16393 frndint<mode>2_<rounding>_i387.
16394 (<rounding_insn>xf2): Likewise.
16395 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
16396 !flag_trapping_math instead of flag_unsafe_math_optimizations for
16397 x87. Test TARGET_ROUND || !flag_trapping_math ||
16398 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
16399 SSE. Use ROUND_NO_EXC in constant operand of
16400 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
16401 for 387 instead of extending and truncating.
16403 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
16404 Julia Koval <julia.koval@intel.com>
16416 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
16417 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
16418 all registers, except for function return registers if there are
16419 no caller-saved registers.
16420 (ix86_set_func_type): New function.
16421 (ix86_set_current_function): Call ix86_set_func_type to set
16422 no_caller_saved_registers and func_type. Call reinit_regs if
16423 caller-saved registers are changed. Don't allow MPX, SSE, MMX
16424 nor x87 instructions in interrupt handler nor function with
16425 no_caller_saved_registers attribute.
16426 (ix86_function_ok_for_sibcall): Return false if there are no
16427 caller-saved registers.
16428 (type_natural_mode): Don't warn ABI change for MMX in interrupt
16430 (ix86_function_arg_advance): Skip for callee in interrupt handler.
16431 (ix86_function_arg): Return special arguments in interrupt handler.
16432 (ix86_promote_function_mode): Promote pointer to word_mode only
16433 for normal functions.
16434 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
16436 (ix86_epilogue_uses): New function.
16437 (ix86_hard_regno_scratch_ok): Likewise.
16438 (ix86_save_reg): Preserve all registers in interrupt handler
16439 after reload. Preserve all registers, except for function return
16440 registers, if there are no caller-saved registers after reload.
16441 (find_drap_reg): Always use callee-saved register if there are
16442 no caller-saved registers.
16443 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
16444 for interrupt handler.
16445 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
16446 Emit cld instruction if stringops are used in interrupt handler
16447 or interrupt handler isn't a leaf function.
16448 (ix86_expand_epilogue): Generate interrupt return for interrupt
16449 handler and pop the 'ERROR_CODE' off the stack before interrupt
16450 return in exception handler.
16451 (ix86_expand_call): Disallow calling interrupt handler directly.
16452 If there are no caller-saved registers, mark all registers that
16453 are clobbered by the call which returns as clobbered.
16454 (ix86_handle_no_caller_saved_registers_attribute): New function.
16455 (ix86_handle_interrupt_attribute): Likewise.
16456 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
16458 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
16459 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
16460 accumulation in interrupt function if stack may be realigned to
16462 (EPILOGUE_USES): New.
16463 (function_type): New enum.
16464 (machine_function): Add func_type and no_caller_saved_registers.
16465 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
16466 (interrupt_return): New pattern.
16467 * doc/extend.texi: Document x86 interrupt and
16468 no_caller_saved_registers attributes.
16470 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
16472 PR tree-optimization/52171
16473 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
16474 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
16475 Look for constant strings. Move some code to emit_block_cmp_hints
16477 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
16478 * defaults.h (COMPARE_MAX_PIECES): New macro.
16479 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
16480 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
16481 (clear_by_pieces_1): Don't declare. Move definition before use.
16482 (can_do_by_pieces): New static function.
16483 (can_move_by_pieces): Use it. Return bool.
16484 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
16485 OP. All callers changed. Handle COMPARE_BY_PIECES.
16486 (class pieces_addr); New.
16487 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
16488 pieces_addr::adjust, pieces_addr::increment_address,
16489 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
16491 (class op_by_pieces_d): New.
16492 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
16494 (class move_by_pieces_d, class compare_by_pieces_d,
16495 class store_by_pieces_d): New subclasses of op_by_pieces_d.
16496 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
16497 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
16498 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
16499 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
16500 compare_by_pieces_d::finish_mode): New member functions.
16501 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
16503 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
16504 (emit_block_cmp_hints): New function.
16505 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
16506 use the newly defined classes.
16507 * expr.h (by_pieces_constfn): New typedef.
16508 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
16509 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
16510 (move_by_pieces_ninsns): Don't declare.
16511 (can_move_by_pieces): Change return value to bool.
16512 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
16513 (compare_by_pieces_branch_ratio): New hook.
16514 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
16515 (by_pieces_ninsns): Declare.
16516 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
16518 (default_compare_by_pieces_branch_ratio): New function.
16519 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
16520 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
16521 * doc/tm.texi: Regenerate.
16522 * tree-ssa-strlen.c: Include "builtins.h".
16523 (handle_builtin_memcmp): New static function.
16524 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
16525 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
16527 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16529 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
16530 relevant stmts which are simple and invariant.
16531 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
16532 instead of simple and invariant
16534 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16536 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
16537 (vectorizable_reduction): Check for new relevant state.
16538 (vectorizable_live_operation): vectorize live stmts using
16539 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
16540 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
16541 (vect_stmt_relevant_p): Check for stmts which are only used live.
16542 (process_use): Use of a stmt does not inherit it's live value.
16543 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
16544 (vect_analyze_stmt): Check for new relevant state.
16545 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
16546 outside the loop, but not inside it.
16548 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16550 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
16551 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
16552 (vect_get_vec_def_for_operand): Split out code.
16554 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16556 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
16558 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16560 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
16562 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16564 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
16566 2016-06-03 Jakub Jelinek <jakub@redhat.com>
16568 PR middle-end/71387
16569 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
16570 to noreturn e->callee->decl that has void return type and void
16571 arguments, adjust gimple_call_fntype and remove lhs even if it had
16572 previously addressable type.
16574 2016-06-02 Jeff Law <law@redhat.com>
16576 PR tree-optimization/71328
16577 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
16578 error when checking for a jump back onto the copied path.
16580 2016-06-02 David Malcolm <dmalcolm@redhat.com>
16582 * config/microblaze/microblaze.c (get_branch_target): Add return
16583 NULL_RTX for the non-CALL_P case.
16584 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
16585 (insert_wic): Remove unused local "j".
16587 2016-06-02 Martin Liska <mliska@suse.cz>
16589 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
16591 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
16592 Julia Koval <julia.koval@intel.com>
16594 * function.c (assign_parm_setup_stack): Force source into a
16595 register if needed.
16596 * target.def (function_incoming_arg): Update documentation to
16597 allow arbitrary address computation based on hard register.
16598 * doc/tm.texi: Regenerated.
16600 2016-06-02 Martin Liska <mliska@suse.cz>
16602 * predict.c (combine_predictions_for_bb): Fix first match in
16603 cases where a first predictor contains more than one occurence
16604 in list of predictors. Take the best value in such case.
16606 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16608 PR rtl-optimization/71295
16609 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
16610 offset would go over the size of the inner mode reject it.
16612 2016-06-02 Jakub Jelinek <jakub@redhat.com>
16614 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
16615 x=x,x and v=v,m instead of x=x,m.
16617 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
16618 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
16619 alternative to v=rm,C.
16621 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
16622 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
16623 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
16624 instead of vex for the last two above mentioned alternatives.
16626 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16629 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
16631 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
16633 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
16635 2016-06-01 David Malcolm <dmalcolm@redhat.com>
16637 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
16638 from int to unsigned.
16640 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16642 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
16643 alternatives, eliminating preferred register class. Add support
16644 for the MTVSRDD instruction in ISA 3.0.
16645 (vsx_splat_v4si_internal): Use splat_input_operand instead of
16646 reg_or_indexed_operand.
16647 (vsx_splat_v4sf_internal): Likewise.
16649 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16652 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
16653 for loading up all 0's or all 1's.
16655 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
16657 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
16659 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
16661 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
16663 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
16664 * gcc.c (set_source_date_epoch_envvar): New function, sets
16665 the SOURCE_DATE_EPOCH environment variable to the current time.
16667 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16669 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
16670 the factor for live Phi nodes.
16672 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16674 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
16675 * tree-parloops.c (parallelize_loops): likewise.
16676 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
16677 tree_unswitch_outer_loop): likewise.
16679 2016-06-01 Jakub Jelinek <jakub@redhat.com>
16681 PR middle-end/71371
16682 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
16683 around creation of the temporary.
16685 2016-06-01 Richard Biener <rguenther@suse.de>
16687 PR tree-optimization/71366
16688 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
16689 (unloop_loops): Move removing edges here ...
16690 (try_unroll_loop_completely): ... from here.
16691 (try_peel_loop): ... and here.
16692 (tree_unroll_loops_completely_1): Track parent loops via
16693 bitmap of header BBs.
16694 (tree_unroll_loops_completely): Adjust for that.
16696 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16698 * config/rs6000/altivec.h (vec_slv): New macro.
16699 (vec_srv): New macro.
16700 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
16701 (UNSPEC_VSRV): New value.
16704 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
16705 (vsrv): New builtin definition.
16706 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
16707 define argument types for new builtin.
16708 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
16710 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
16713 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
16714 Jocelyn Mayer <l_indien@magic.fr>
16717 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
16718 detect processor family for signature_CENTAUR_ebx.
16719 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
16720 signature_CENTAUR_ebx.
16721 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
16722 <default>: Pass x86-64 for has_longmode.
16724 2016-06-01 Nathan Sidwell <nathan@acm.org>
16726 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
16729 2016-06-01 Richard Biener <rguenther@suse.de>
16731 PR tree-optimization/71261
16732 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
16733 of stmts successfully put in the bool pattern. Remove
16734 single-use restriction.
16735 (adjust_bool_pattern_cast): Add cast at the use site via the
16736 pattern def sequence.
16737 (adjust_bool_pattern): Remove recursion, maintain a hash-map
16738 of patterned defs. Use the pattern def seqence instead of
16739 multiple independent patterns.
16740 (sort_after_uid): New qsort compare function.
16741 (adjust_bool_stmts): New function to process stmts in the bool
16742 pattern in IL order.
16743 (vect_recog_bool_pattern): Adjust.
16744 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
16745 (ifcvt_walk_pattern_tree): Likewise.
16746 (stmt_is_root_of_bool_pattern): Likewise.
16747 (ifcvt_repair_bool_pattern): Likewise.
16748 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
16750 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16752 * loop-unroll.c (decide_unroll_constant_iterations,
16753 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
16754 likely upper bounds.
16755 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
16757 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
16759 * tree-core.h (enum omp_clause_code): Remove
16760 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
16762 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16764 * config/arm/sync.md (arm_store_exclusive<mode>):
16765 Use 'H' output modifier on operands[2] rather than creating a new
16766 entry in out-of-bounds memory of the operands array.
16767 (arm_store_release_exclusivedi): Likewise.
16769 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16771 * config/arm/arm.c (arm_fusion_enabled_p): New function.
16772 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
16773 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
16774 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16776 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16778 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
16779 into account live statements for mask producers.
16781 2016-06-01 Richard Biener <rguenther@suse.de>
16783 PR tree-optimization/71311
16784 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
16785 restrict to non-INTEGER_CST @0.
16787 2016-06-01 Richard Biener <rguenther@suse.de>
16789 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
16790 (relational patterns): Use :c to avoid pattern duplications.
16792 2016-06-01 Richard Biener <rguenther@suse.de>
16794 * genmatch.c (comparison_code_p): New predicate.
16795 (swap_tree_comparison): New function.
16796 (commutate): Add for_vec parameter to append new for entries.
16797 Support commutating relational operators by swapping it alongside
16799 (lower_commutative): Adjust.
16800 (dt_simplify::gen): Do not pass artificial operators to gen
16802 (decision_tree::gen): Do not add artificial operators as parameters.
16803 (parser::parse_expr): Verify operator commutativity when :c is
16804 applied. Allow :C to override this.
16805 * match.pd: Adjust patterns to use :C instead of :c where required.
16807 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
16809 PR tree-optimization/71077
16810 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
16811 the combining step, use boolean_false_node and boolean_true_node
16812 as the designated false/true return values.
16814 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16816 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
16817 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
16818 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
16821 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16823 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
16824 of flags impliying the register renaming.
16825 * toplev.c (process_options): Do not imply flag_rename_registers with
16828 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16830 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
16831 default implementation.
16833 2016-05-31 Nathan Sidwell <nathan@acm.org>
16835 * dwarf2out.c (cur_line_info_table): Add GTY marker.
16837 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16839 * config/sh/constraints.md (b): Remove constraint.
16840 * config/sh/predicates.md (arith_reg_operand): Remove
16842 * config/sh/sh-modes.def (PDI): Remove.
16843 * config/sh/sh.c (sh_target_reg_class,
16844 sh_optimize_target_register_callee_saved): Remove functions.
16845 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
16846 (sh_expand_epilogue): Update comment.
16847 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
16848 sh_secondary_reload): Remove TARGET_REGS related code.
16849 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
16850 TARGET_REGISTER_P): Remove macros.
16851 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
16852 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
16853 TR1_REG, TR2_REG): Remove constants.
16854 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
16856 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16858 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
16859 define_expand patterns.
16860 (adddi3_compact): Rename to adddi3.
16861 (subdi3_compact): Rename to subdi3.
16862 (*negdi2): Rename to negdi2.
16863 (*abs<mode>2): Rename to abs<mode>2.
16865 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16867 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
16868 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
16869 (atomic_sub_fetchsi): ... this new pattern.
16870 (mvtc): Add CC_REG clobber.
16872 2016-05-31 Marek Polacek <polacek@redhat.com>
16874 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
16876 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16878 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
16879 aarch64_fusion_enabled_p to check for fusion capabilities.
16881 2016-05-31 Richard Biener <rguenther@suse.de>
16883 PR tree-optimization/71352
16884 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
16885 minus one and a negate.
16887 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16889 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
16890 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
16892 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
16893 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
16894 Remove use of aarch64_simd_attr_length_move, set length attribute
16896 (*aarch64_be_movoi): Likewise.
16897 (*aarch64_be_movci): Likewise.
16898 (*aarch64_be_movxi): Likewise.
16900 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16902 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
16903 It no longer does that.
16904 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
16906 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
16908 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
16909 attribute __unused__.
16911 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
16913 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
16914 * config/arm/arm.c (arm_arch_thumb1): Define.
16915 (arm_option_override): Initialize arm_arch_thumb1.
16916 * config/arm/arm.h (arm_arch_thumb1): Declare.
16917 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
16918 support Thumb-1 ISA.
16920 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
16923 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
16924 `Yv' for scalar operand.
16926 2016-05-31 Tom de Vries <tom@codesourcery.com>
16928 PR tree-optimization/69068
16929 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
16930 phis with more than two args.
16932 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
16934 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
16935 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
16938 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
16940 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
16942 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16944 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
16945 cpu_32, cpu_64, tune_32 and tune_64.
16946 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
16948 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
16950 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
16952 2016-05-30 Andi Kleen <ak@linux.intel.com>
16954 * auto-profile.c (read_profile): Replace asserts with errors
16955 when file does not exist.
16956 * gcov-io.c (gcov_read_words): Dito.
16958 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16960 * tree-cfg.c (print_loop): Print likely upper bounds.
16962 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16964 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
16965 * opts.c (default_options): Enable peel loops at -O3.
16966 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
16967 (try_peel_loop): Do not re-peel already peeled loops;
16968 use likely upper bounds; fix profile updating.
16969 (pass_complete_unroll::execute): Initialize peeled_loops.
16971 2016-05-30 Martin Liska <mliska@suse.cz>
16973 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
16974 computed costs by frequency of BB they belong to.
16975 (get_scaled_computation_cost_at): New function.
16977 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
16978 Marc Glisse <marc.glisse@inria.fr>
16980 PR tree-optimization/71289
16981 * match.pd (-1 / B < A, A > -1 / B): New transformations.
16983 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16985 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
16987 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16989 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
16990 for peeled copies; avoid underflow when updating estimates; correctly
16991 scale loop profile.
16993 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16995 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
16996 r236875. Corrected oe3 to oe2 as obvious.
16998 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17000 PR middle-end/71269
17001 PR middle-end/71252
17002 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
17003 that inserted stmt will not dominate stmts that defines its operand.
17004 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
17005 (rewrite_expr_tree_parallel): Likewise.
17007 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17009 PR middle-end/71252
17010 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
17011 all fields including stmt_to_insert are swapped.
17013 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17015 * predict.h (force_edge_cold): Declare.
17016 * predict.c (force_edge_cold): New function.
17017 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
17019 (canonicalize_loop_induction_variables): Fix formating.
17021 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
17023 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
17024 (visium_expand_copysign): Use gen_int_mode directly.
17025 (visium_compute_frame_size): Minor tweaks.
17027 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17029 * tree-vect-loop.c (vect_analyze_loop_2): Use
17030 likely_max_stmt_executions_int.
17032 2016-05-30 Tom de Vries <tom@codesourcery.com>
17034 PR tree-optimization/69067
17035 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
17037 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
17040 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
17041 New peepholes to remove unneeded fild/fistp pairs.
17042 (define_peephole2 atomic_loaddi_fpu): Ditto.
17044 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17046 * predict.c (maybe_hot_frequency_p): Avoid division.
17048 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17050 * doc/install.texi: Use https for shop.fsf.org.
17052 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17054 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
17055 likely_max_stmt_executions_int.
17057 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17059 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
17060 likely_max_stmt_executions_int.
17062 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17064 * profile.c (compute_branch_probabilities): Do not report hitrates
17066 (branch_prob): Report hitrates here.
17067 * predict.c (gimple_predict_edge): Do not assert profile status;
17068 fix formatting issues.
17070 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17072 * predict.c (edge_predicted_by_p): New function.
17073 (predict_paths_for_bb): Do not put multiple predictions of the same type
17076 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17078 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
17081 2016-05-28 Alan Modra <amodra@gmail.com>
17083 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
17085 2016-05-28 Alan Modra <amodra@gmail.com>
17087 PR rtl-optimization/71275
17088 * ira.c (ira): Free dominance info.
17090 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
17092 * doc/sourcebuild.texi: New address for upstream Go repository.
17094 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
17096 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
17097 (TARGET_ARM_V7M): Likewise.
17099 2016-05-26 Jeff Law <law@redhat.com>
17101 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
17102 (thread_across_edge): Remove calls to find_jump_threads_backwards.
17103 * passes.def: Add jump threading passes before DOM/VRP.
17104 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
17105 argument to a basic block from an edge. Remove tests which are
17107 (pass_data_thread_jumps, class pass_thread_jumps): New.
17108 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
17109 (make_pass_thread_jumps): Likewise.
17110 * tree-pass.h (make_pass_thread_jumps): Declare.
17112 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
17114 * config/visium/visium-protos.h (split_double_move): Rename into...
17115 (visium_split_double_move): ...this.
17116 (visium_split_double_add): Declare.
17117 * config/visium/visium.c (split_double_move): Rename into...
17118 (visium_split_double_move): ...this.
17119 (visium_split_double_add): New function.
17120 (visium_expand_copysign): Renumber operands for consistency.
17121 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
17122 (DFmode move splitter): Likewise.
17123 (*addi3_insn): Split by means of visium_split_double_add.
17124 (*adddi3_insn_flags): Delete.
17125 (*plus_plus_sltu<subst_arith>): New insn.
17126 (*subdi3_insn): Split by means of visium_split_double_add.
17127 (subdi3_insn_flags): Delete.
17128 (*minus_minus_sltu<subst_arith>): New insn.
17129 (*negdi2_insn): Split by means of visium_split_double_add.
17130 (*negdi2_insn_flags): Delete.
17132 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
17134 * configure.ac: Treat a --with-headers option without argument
17135 the same as the default (i.e. consult sys-include directory).
17136 * configure: Regenerate.
17138 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17140 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
17141 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
17143 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
17144 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
17146 2016-05-27 Jiong Wang <jiong.wang@arm.com>
17149 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
17150 tree-stdarg analysis results.
17151 (aarch64_setup_incoming_varargs): Likewise.
17153 2016-05-27 Jiong Wang <jiong.wang@arm.com>
17155 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
17156 va_list_gpr_counter_field and va_list_fpr_counter_field.
17158 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
17161 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
17162 * config/aarch64/aarch64.c
17163 (aarch64_cannot_change_mode_class): Remove function.
17164 * config/aarch64/aarch64-protos.h
17165 (aarch64_cannot_change_mode_class): Remove.
17167 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17169 * cfgloop.c (record_niter_bound): Record likely upper bounds.
17170 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
17171 get_likely_max_loop_iterations_int): New.
17172 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
17173 any_likely_upper_bound.
17174 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
17176 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
17177 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
17179 (unroll_loop_constant_iterations): Likewise.
17180 (unroll_loop_runtime_iterations): Likewise.
17181 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
17182 * lto-streamer-out.c (output_cfg): Likewise.
17183 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
17185 (canonicalize_loop_induction_variables): Dump likely upper bounds.
17186 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
17187 (likely_max_loop_iterations): New.
17188 (likely_max_loop_iterations_int): New.
17189 (likely_max_stmt_executions): New.
17190 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
17191 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
17192 likely_max_stmt_executions): Declare.
17194 2016-05-27 Marek Polacek <polacek@redhat.com>
17196 PR middle-end/71308
17197 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
17199 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17201 * config/s390/s390.md (2x risbg splitters): Use
17202 reg_overlap_mentioned_p instead of rtx_equal_p.
17204 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
17206 * combine.c (make_compound_operation): Take known zero bits into
17207 account when checking for possible zero_extend.
17209 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17211 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
17212 Use const_int_operand for operand 2 predicate. Simplify expand code
17215 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
17217 PR middle-end/71279
17218 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
17221 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17223 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
17224 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
17225 that returns CC_SESWPmode and CC_ZESWPmode.
17226 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
17228 (aarch64_rtx_costs): Likewise.
17230 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
17232 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
17233 for ISA 3.0 min/max support.
17234 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
17235 conditional move support.
17236 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
17237 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
17239 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
17240 conditional moves where the comparison type is different from move
17242 (fp_minmax): New code iterator for smin/smax.
17243 (minmax): New code attributes for min/max.
17244 (SMINMAX): Likewise.
17245 (smax<mode>3): Combine min, max insns into one insn using the
17246 fp_minmax code iterator. Add support for ISA 3.0 min/max
17247 instructions that don't need -ffast-math.
17248 (s<minmax><mode>3): Likewise.
17249 (smax<mode>3_vsx): Likewise.
17250 (smin<mode>3): Likewise.
17251 (s<minmax><mode>3_vsx): Likewise.
17252 (smin<mode>3_vsx): Likewise.
17253 (pre-VSX min/max splitters): Likewise.
17254 (s<minmax><mode>3_fpr): Likewise.
17255 (movsfcc): Rewrite floating point conditional moves to combine
17256 SFmode/DFmode into a single insn.
17257 (mov<mode>cc): Likewise.
17258 (movdfcc): Likewise.
17259 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
17260 SFDF2 iterators to handle all combinations.
17261 (fseldfsf4): Likewise.
17262 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
17263 (fseldfdf4): Likewise.
17264 (fselsfdf4): Likewise.
17265 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
17266 comparison instructions that set a 0/-1 mask, and use it for
17267 floating point conditional move via XXSEL.
17268 (fpmask<mode>): Likewise.
17269 (xxsel<mode>): Likewise.
17270 * config/rs6000/predicates.md (min_max_operator): Delete, no
17272 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
17273 instructions that generate a 0/-1 mask for use with XXSEL.
17274 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
17275 say whether floating point min/max is available, either through
17276 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
17277 (TARGET_MINMAX_DF): Likewise.
17279 2016-05-27 Alan Modra <amodra@gmail.com>
17281 PR rtl-optimization/71275
17282 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
17283 for update_equiv_regs and combine_and_move_insns.
17285 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
17287 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
17288 if_then_else or cond RTXes to calculate attribute value.
17289 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
17290 <attr "length_immediate>: Ditto.
17291 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
17292 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
17293 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
17294 <attr "type">: Ditto.
17295 <attr "prefix_data16">: Ditto.
17296 <attr "prefix_extra">: Ditto.
17297 <attr "length_immediate">: Ditto.
17298 <attr "prefix">: Ditto.
17299 (vec_set<mode>_0) <attr "isa">: Ditto.
17300 <attr "prefix_extra">: Ditto.
17301 <attr "length_immediate">: Ditto.
17302 <attr "prefix">: Ditto.
17303 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
17304 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
17305 (sse2_storelpd) <attr "prefix_data16">: Ditto.
17306 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
17307 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
17308 <attr "length_immediate">: Ditto.
17309 <attr "prefix">: Ditto.
17310 (sse2_movsd) <attr "length_immediate">: Ditto.
17311 <attr "prefix">: Ditto.
17312 (vec_concatv2df) <attr "isa">: Ditto.
17313 <attr "prefix">: Ditto.
17314 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
17315 (*vec_extractv2di_1) <attr "isa">: Ditto.
17316 <attr "type">: Ditto.
17317 <attr "length_immediate">: Ditto.
17318 <attr "prefix_rex">: Ditto.
17319 <attr "prefix_extra">: Ditto.
17320 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
17321 <attr "prefix_extra">: Ditto.
17322 <attr "length_immediate">: Ditto.
17323 (vec_concatv2di) <attr "isa">: Ditto.
17324 <attr "prefix_extra">: Ditto.
17325 <attr "length_immediate">: Ditto.
17326 <attr "prefix">: Ditto.
17328 2016-05-26 Martin Liska <mliska@suse.cz>
17330 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
17332 (operator+): Likewise.
17333 (operator-): Likewise.
17334 (comp_cost::operator+=): Likewise.
17335 (comp_cost::operator-=): Likewise.
17336 (comp_cost::operator/=): Likewise.
17337 (comp_cost::operator*=): Likewise.
17338 (operator<): Likewise.
17339 (operator==): Likewise.
17340 (operator<=): Likewise.
17341 (new_cost): Remove.
17342 (infinite_cost_p): Likewise.
17343 (add_costs): Likewise.
17344 (sub_costs): Likewise.
17345 (compare_costs): Likewise.
17346 (set_group_iv_cost): Use the newly introduced functions.
17347 (get_address_cost): Likewise.
17348 (get_shiftadd_cost): Likewise.
17349 (force_expr_to_var_cost): Likewise.
17350 (split_address_cost): Likewise.
17351 (ptr_difference_cost): Likewise.
17352 (difference_cost): Likewise.
17353 (get_computation_cost_at): Likewise.
17354 (determine_group_iv_cost_generic): Likewise.
17355 (determine_group_iv_cost_address): Likewise.
17356 (determine_group_iv_cost_cond): Likewise.
17357 (autoinc_possible_for_pair): Likewise.
17358 (determine_group_iv_costs): Likewise.
17359 (cheaper_cost_pair): Likewise.
17360 (iv_ca_recount_cost): Likewise.
17361 (iv_ca_set_no_cp): Likewise.
17362 (iv_ca_set_cp): Likewise.
17363 (iv_ca_cost): Likewise.
17364 (iv_ca_new): Likewise.
17365 (iv_ca_dump): Likewise.
17366 (iv_ca_narrow): Likewise.
17367 (iv_ca_prune): Likewise.
17368 (iv_ca_replace): Likewise.
17369 (try_add_cand_for): Likewise.
17370 (try_improve_iv_set): Likewise.
17371 (find_optimal_iv_set): Likewise.
17373 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
17375 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
17376 that internal functions will clobber all caller-saved registers.
17378 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
17380 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
17381 Return a better case_values_threshold when optimizing.
17383 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
17385 * config/aarch64/aarch64-simd.md (aarch64_combinez):
17386 Add ? to integer variant.
17387 (aarch64_combinez_be): Likewise.
17389 2016-05-26 Jakub Jelinek <jakub@redhat.com>
17391 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
17392 instead of x constraint.
17393 (vcvtps2ph256<mask_name>): Likewise.
17395 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
17396 alternative. Formatting fix.
17398 * config/i386/sse.md
17399 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
17401 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
17402 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
17403 maybe_evex prefix instead of vex.
17404 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
17405 EXT_REX_SSE_REG_P (op0) case in the splitter.
17407 2016-05-25 Jeff Law <law@redhat.com>
17409 PR tree-optimization/71272
17410 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
17411 Update comments. Add test for empty path.
17413 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
17415 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
17416 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
17417 special case builtin.
17418 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17419 code for ALTIVEC_BUILTIN_VEC_CMPNE.
17420 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17421 for __builtin_vec_cmpne.
17423 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
17425 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
17426 redundant test and bail out if the type of the new operand is not
17427 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
17429 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17431 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
17432 (x_ix86_target_flags_explicit): Remove.
17433 * config/i386/i386.c (ix86_function_specific_save): Do not copy
17434 x_ix86_target_flags_explicit.
17435 (ix86_function_specific_restore): Ditto.
17437 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17438 H.J. Lu <hongjiu.lu@intel.com>
17441 * common/config/i386/i386-common.c
17442 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
17443 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
17444 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
17445 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
17446 (-mgeneral-regs-only): Add new option.
17447 * config/i386/i386.c (ix86_option_override_internal): Don't enable
17448 x87 instructions if only general registers are allowed.
17449 (ix86_target_string): Add ix86_flags argument. Handle additional
17450 flags options through ix86_flags argument. Update all callers.
17451 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
17453 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17455 PR rtl-optimization/66940
17456 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
17457 decrementing desired_val will not overflow before performing these
17460 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
17462 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
17463 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
17464 * config/i386/i386.c (enum ix86_builtins): Add
17465 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
17466 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
17467 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
17468 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
17469 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
17470 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
17471 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
17472 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
17473 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
17474 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
17475 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
17476 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
17477 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
17478 __builtin_ia32_cvtps2dq512_mask.
17479 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
17480 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
17481 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
17482 * config/i386/sse.md
17483 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
17485 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
17486 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
17488 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
17489 (avx512f_vec_pack_sfix_v8df): New define_expand.
17490 (avx512f_roundpd512): Rename to ...
17491 (avx512f_round<castmode>512): ... this. Change iterator.
17492 (avx512f_roundps512_sfix): New define_expand.
17493 (round<mode>2_sfix): Change iterator.
17495 2016-05-25 Nick Clifton <nickc@redhat.com>
17497 * config/msp430/msp430.c (msp430_attr): Produce an error if a
17498 static interrupt handler is detected.
17499 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
17500 default linker script.
17501 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
17502 the low part of a symbolic pointer.
17504 2016-05-25 Richard Biener <rguenther@suse.de>
17506 PR tree-optimization/71261
17507 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
17508 interesting stmt instead of immediate uses when looking
17509 for the use operand to replace.
17511 2016-05-25 Martin Liska <mliska@suse.cz>
17513 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
17515 2016-05-25 Richard Biener <rguenther@suse.de>
17517 PR tree-optimization/71264
17518 * tree-vect-stmts.c (vect_init_vector): Properly deal with
17521 2016-05-25 Martin Liska <mliska@suse.cz>
17523 PR tree-optimization/71239
17524 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
17525 if DECL_SIZE is NULL.
17527 2016-05-25 Richard Biener <rguenther@suse.de>
17529 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
17530 * tree-if-conv.c (pass_data_if_conversion): Use it.
17532 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17534 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
17535 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
17536 * varpool.c (varpool_node::get_availability): Likewise.
17538 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17540 * config/rs6000/altivec.md (VNEG iterator): New iterator for
17541 VNEGW/VNEGD instructions.
17542 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
17543 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
17544 support for ISA 3.0 VNEGW/VNEGD instructions.
17546 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
17548 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
17549 pointers inside OACC_DATA regions.
17550 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
17551 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
17552 (gimplify_adjust_omp_clauses): Fix typo in comment.
17554 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17556 * config/rs6000/altivec.md (VParity): New mode iterator for vector
17557 parity built-in functions.
17558 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
17560 (p9v_parity<mode>2): Likewise.
17561 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
17563 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
17564 (parity<mode>2): ISA 3.0 expander for vector parity.
17565 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
17567 (BU_P9_64BIT_MISC_0): Likewise.
17568 (BU_P9_MISC_0): Likewise.
17569 (BU_P9V_AV_1): Likewise.
17570 (BU_P9V_AV_2): Likewise.
17571 (BU_P9V_AV_3): Likewise.
17572 (BU_P9V_AV_P): Likewise.
17573 (BU_P9V_VSX_1): Likewise.
17574 (BU_P9V_OVERLOAD_1): Likewise.
17575 (BU_P9V_OVERLOAD_2): Likewise.
17576 (BU_P9V_OVERLOAD_3): Likewise.
17577 (VCTZB): Add vector count trailing zeros support.
17581 (VPRTYBD): Add vector parity support.
17582 (VPRTYBQ): Likewise.
17583 (VPRTYBW): Likewise.
17584 (VCTZ): Add overloaded vector count trailing zeros support.
17585 (VPRTYB): Add overloaded vector parity support.
17586 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17587 overloaded vector count trailing zeros and parity instructions.
17588 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
17589 vector parity support.
17590 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
17591 trailing zeros support.
17592 (vec_cntlz): Likewise.
17593 (vec_vctzb): Likewise.
17594 (vec_vctzd): Likewise.
17595 (vec_vctzh): Likewise.
17596 (vec_vctzw): Likewise.
17597 (vec_vprtyb): Add ISA 3.0 vector parity support.
17598 (vec_vprtybd): Likewise.
17599 (vec_vprtybw): Likewise.
17600 (vec_vprtybq): Likewise.
17601 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17602 the ISA 3.0 vector count trailing zeros and vector parity built-in
17605 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17607 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
17608 when there is stmt_to_insert.
17610 2016-05-24 Martin Sebor <msebor@redhat.com>
17613 * tree.h (complete_or_array_type_p): New inline function.
17615 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17617 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
17618 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
17619 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
17621 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
17622 Limit 1st alternative to noavx isa, split 2nd alternative into one
17623 noavx and one avx alternative, use *x and Bm in the former and
17624 x and m in the latter.
17626 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
17627 of sse4 for the first alternative, drop %v from the template
17628 and d operand modifier. Split second alternative into one sse4_noavx
17629 and one avx alternative, use *x instead of *v in the former and v
17630 instead of *v in the latter.
17631 (*sse4_1_extractps): Use noavx isa instead of * for the first
17632 alternative, drop %v from the template. Split second alternative into
17633 one noavx and one avx alternative, use *x instead of *v in the
17634 former and v instead of *v in the latter.
17635 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
17636 with noavx and the last one with avx.
17637 (sse4_1_phminposuw): Guard first alternative with noavx isa,
17638 split the second one into one noavx and one avx alternative,
17639 use *x and Bm in the former and x and m in the latter one.
17640 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
17643 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
17644 first two alternatives to noavx, use *x instead of *v in the second
17645 one, add avx alternative without *.
17646 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
17647 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
17648 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
17650 2016-05-24 Jeff Law <law@redhat.com>
17652 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
17653 New function, extracted from...
17654 (fsm_find_control_statement_thread_paths): Here. Use the new function.
17655 Allow simple copies and constant initializations in the SSA chain.
17657 2016-05-24 Marek Polacek <polacek@redhat.com>
17660 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
17663 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17666 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
17667 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
17668 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
17669 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
17670 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
17672 2016-05-24 Richard Biener <rguenther@suse.de>
17674 PR tree-optimization/71240
17675 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
17678 2016-05-24 Richard Biener <rguenther@suse.de>
17680 PR tree-optimization/71230
17681 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
17683 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17685 * tree-vectorizer.h (vectorizable_comparison): Delete.
17686 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
17687 PURE_SLP_STMT check.
17688 * tree-vect-stmts.c (vectorizable_call): Likewise.
17689 (vectorizable_simd_clone_call): Likewise.
17690 (vectorizable_conversion): Likewise.
17691 (vectorizable_assignment): Likewise.
17692 (vectorizable_shift): Likewise.
17693 (vectorizable_operation): Likewise.
17694 (vectorizable_load): Likewise.
17695 (vectorizable_condition): Likewise.
17696 (vectorizable_store): Likewise. Assert that we don't have
17698 (vectorizable_comparison): Make static. Remove redundant
17699 PURE_SLP_STMT check.
17700 (vect_transform_stmt): Assert that we always have an slp_node
17703 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17705 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
17706 operands[2] against 1 with comparison against CONST1_RTX.
17707 (<shift>di3_neon): Likewise.
17708 * config/arm/predicates.md (const0_operand): Replace with comparison
17709 against CONST0_RTX.
17711 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17713 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
17714 operands[2] against 1 with comparison against CONST1_RTX.
17715 (ashrdi3): Likewise.
17716 (lshrdi3): Likewise.
17717 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
17719 (ashrsi3): Likewise.
17720 (lshrsi3): Likewise.
17721 (rotrsi3): Likewise.
17722 (define_split above *compareqi_eq0): Likewise.
17723 (define_split above "prologue"): Likewise.
17724 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
17725 * config/arm/predicates.md (shift_operator): Likewise.
17726 (shift_nomul_operator): Likewise.
17727 (sat_shift_operator): Likewise.
17728 (thumb1_cmp_operand): Likewise.
17729 (const_neon_scalar_shift_amount_operand): Replace manual range
17730 check with IN_RANGE.
17731 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
17732 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
17734 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17736 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
17737 with HOST_WIDE_INT_1.
17739 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
17740 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
17741 (arm_canonicalize_comparison): Likewise.
17742 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
17744 (thumb1_size_rtx_costs): Likewise.
17745 (vfp_const_double_index): Replace cast of 1 to unsigned
17746 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17747 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
17749 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
17750 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17751 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
17752 HOST_WIDE_INT with HOST_WIDE_INT_1.
17754 2016-05-24 Marek Polacek <polacek@redhat.com>
17756 * tree-cfg.h (should_remove_lhs_p): New predicate.
17757 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
17758 * gimplify.c (gimplify_modify_expr): Likewise.
17759 * tree-cfg.c (verify_gimple_call): Likewise.
17760 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
17761 * gimple-fold.c: Include "tree-cfg.h".
17762 (gimple_fold_call): Use should_remove_lhs_p.
17764 2016-05-24 Richard Biener <rguenther@suse.de>
17766 PR tree-optimization/71253
17767 * cfganal.h (control_dependences): Make robust against edge
17769 (control_dependences::control_dependences): Remove edge_list argument.
17770 (control_dependences::get_edge): Remove.
17771 (control_dependences::get_edge_src): Add.
17772 (control_dependences::get_edge_dest): Likewise.
17773 (control_dependences::m_el): Make a vector of edge src/dest index.
17774 * cfganal.c (control_dependences::find_control_dependence): Adjust.
17775 (control_dependences::control_dependences): Likewise.
17776 (control_dependences::~control_dependence): Likewise.
17777 (control_dependences::get_edge): Remove.
17778 (control_dependences::get_edge_src): Add.
17779 (control_dependences::get_edge_dest): Likewise.
17780 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
17782 (perform_tree_ssa_dce): Adjust.
17783 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
17785 (pass_loop_distribution::execute): Adjust. Do loop destroying
17786 conditional on changed.
17788 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17791 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
17792 return. Reindent transformation comment and mention the ARM state
17795 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17797 PR middle-end/71252
17798 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
17799 after build_and_add_sum creates new use stmt.
17801 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17803 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
17804 load_lanes/grouped_load classification comes first. Don't check
17805 whether the vectorization factor is a multiple of the group size
17808 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17810 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
17811 GROUP_GAP for single-element interleaving.
17812 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
17815 2016-05-24 Richard Biener <rguenther@suse.de>
17817 PR middle-end/70434
17819 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
17820 bases which are accessed with non-invariant indices.
17821 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
17822 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
17824 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17826 PR middle-end/71170
17827 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
17828 (add_to_ops_vec): Add stmt_to_insert.
17829 (add_repeat_to_ops_vec): Init stmt_to_insert.
17830 (insert_stmt_before_use): New.
17831 (transform_add_to_multiply): Remove mult_stmt insertion and add it
17833 (get_ops): Init stmt_to_insert.
17834 (maybe_optimize_range_tests): Likewise.
17835 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
17836 (rewrite_expr_tree_parallel): Likewise.
17837 (reassociate_bb): Likewise.
17839 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17842 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
17843 ISA 3.0 xxperm fusion alternative.
17844 (altivec_vperm_v8hiv16qi): Likewise.
17845 (altivec_vperm_<mode>_uns_internal): Likewise.
17846 (vperm_v8hiv4si): Likewise.
17847 (vperm_v16qiv8hi): Likewise.
17849 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17850 Kelvin Nilsen <kelvin@gcc.gnu.org>
17852 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
17853 vpermr/xxpermr on ISA 3.0.
17854 (altivec_expand_vec_perm_le): Likewise.
17855 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
17856 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
17859 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
17861 * config/i386/i386.h (IS_STACK_MODE): Enable for
17862 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
17863 SSE_FLOAT_MODE_P macros.
17864 * config/i386/i386.c (ix86_preferred_reload_class): Use
17865 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
17866 Cleanup regclass processing for CONST_DOUBLE_P.
17867 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
17868 (ix86_rtx_costs): Remove redundant TARGET_80387 check
17869 with IS_STACK_MODE macro.
17870 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
17872 (*movdf_internal): Use IS_STACK_MODE macro.
17873 (*movsf_internal): Ditto.
17875 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
17877 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
17878 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
17880 2016-05-23 Jeff Law <law@redhat.com>
17882 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
17884 (fsm_find_control_statement_thread_paths): Call it.
17886 2016-05-23 Martin Jambor <mjambor@suse.cz>
17889 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
17890 from_global_constant if t is not NULL.
17892 2016-05-23 Marek Polacek <polacek@redhat.com>
17895 * common.opt (Wswitch-unreachable): New option.
17896 * doc/invoke.texi: Document -Wswitch-unreachable.
17897 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
17900 2016-05-23 Bin Cheng <bin.cheng@arm.com>
17902 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
17903 TMR_INDEX is non-NULL.
17905 2016-05-23 Richard Biener <rguenther@suse.de>
17907 PR tree-optimization/71230
17908 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
17909 (try_special_add_to_ops): ... here. Always test for single-use.
17911 2016-05-23 Martin Jambor <mjambor@suse.cz>
17913 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
17914 default block if a PHI node in the original one would be resized.
17916 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17918 PR tree-optimization/58135
17919 * tree-vect-slp.c: When group size is not multiple
17920 of vector size, allow splitting of store group at
17923 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
17925 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
17927 2016-05-22 Jakub Jelinek <jakub@redhat.com>
17929 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
17930 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
17931 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
17934 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
17935 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
17936 v constraint instead of x and vinserti32x4 insn.
17938 * config/i386/sse.md (i128vldq): New mode iterator.
17939 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
17940 avx512dq and avx512vl alternatives.
17942 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
17943 constraint, use maybe_evex prefix instead of vex.
17944 (vec_dupv4sf): Use v constraint instead of x for output
17945 operand except for noavx alternative, use Yv constraint
17946 instead of x for input. Use maybe_evex prefix instead of vex.
17947 (*vec_dupv4si): Likewise.
17948 (*vec_dupv2di): Likewise.
17950 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17952 PR middle-end/40921
17953 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
17954 (linearize_expr_tree): Call try_special_add_to_ops.
17955 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
17957 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17959 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
17960 to computed stack_usage.
17962 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17965 * config/avr/avr.md (define_expand "mov<mode>"): If the source
17966 operand is subreg (symbol_ref) then move the symbol ref to register.
17968 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
17970 * tree.c (array_at_struct_end_p): Look through MEM_REF.
17972 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
17974 PR middle-end/71179
17975 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
17978 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17980 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
17981 ranges by calling get_single_symbol and tidy up. Look more closely
17982 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
17984 2016-05-20 Jeff Law <law@redhat.com>
17986 * bitmap.c (bitmap_find_bit): Remove useless test.
17988 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
17990 * function.c (thread_prologue_and_epilogue_insns): Commit the
17991 insertion of the epilogue.
17993 2016-05-20 Martin Jambor <mjambor@suse.cz>
17995 PR tree-optimization/70884
17996 * tree-sra.c (initialize_constant_pool_replacements): Do not check
17997 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
17998 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
17999 of constant pool data as a reason for scalarization.
18001 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
18003 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
18004 for naked functions.
18005 (thumb1_expand_prologue): Likewise.
18007 2016-05-20 Nathan Sidwell <nathan@acm.org>
18009 * config/nvptx/nptx.c (nvptx_option_override): Only set
18010 flag_toplevel_reorder, if not explicitly specified. Set
18011 flag_no_common, unless explicitly specified.
18013 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18015 * calls.c (can_implement_as_sibling_call_p): Mark param
18016 reg_parm_stack_space with ATTRIBUTE_UNUSED.
18018 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
18020 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
18021 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
18022 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
18024 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
18025 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
18026 and CASE_CONST_ANY.
18028 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
18030 * config/nvptx/nvptx.md (sincossf3): New pattern.
18032 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18034 * calls.c (maybe_complain_about_tail_call): New function.
18035 (initialize_argument_information): Call
18036 maybe_complain_about_tail_call when clearing *may_tailcall.
18037 (can_implement_as_sibling_call_p): Call
18038 maybe_complain_about_tail_call when returning false.
18039 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
18040 ensure try_tail_call is set. Call maybe_complain_about_tail_call
18041 if tail-call optimization fails.
18042 * cfgexpand.c (expand_call_stmt): Initialize
18043 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
18044 * gimple-pretty-print.c (dump_gimple_call): Dump
18045 gimple_call_must_tail_p.
18046 * gimple.c (gimple_build_call_from_tree): Call
18047 gimple_call_set_must_tail with the value of
18048 CALL_EXPR_MUST_TAIL_CALL.
18049 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
18050 (gimple_call_set_must_tail): New function.
18051 (gimple_call_must_tail_p): New function.
18052 * print-tree.c (print_node): Update printing of TREE_STATIC
18053 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
18054 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
18055 trailing comment listing applicable flags.
18056 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
18058 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18060 * calls.c (expand_call): Move "Rest of purposes for tail call
18061 optimizations to fail" to...
18062 (can_implement_as_sibling_call_p): ...this new function, and
18063 split into multiple "if" statements.
18065 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18067 * cfgloop.h (expected_loop_iterations_unbounded,
18068 expected_loop_iterations): Unconstify.
18069 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
18070 profile with known upper bound; return 3 when profile is absent.
18071 (expected_loop_iterations): Update.
18073 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18075 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
18076 and get_max_loop_iterations_int.
18078 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18080 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
18081 realistic upper bounds here.
18083 2016-05-20 Jakub Jelinek <jakub@redhat.com>
18086 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
18087 calls if the LHS is variable length or has addressable type.
18088 If targets[0]->decl is a noreturn call with void return type and
18089 zero arguments, adjust fntype and remove lhs in that case.
18091 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
18093 PR tree-optimization/71079
18094 PR tree-optimization/71206
18095 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
18097 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18099 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
18100 (get_vec_alignment_for_array_decl): Likewise.
18101 (get_vec_alignment_for_record_decl): Likewise.
18102 (increase_alignment::execute): Move code to find alignment to
18103 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
18104 (type_align_map): New hash_map.
18106 2016-05-20 Richard Guenther <rguenther@suse.de>
18108 PR tree-optimization/29756
18109 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
18110 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
18111 * fold-const.c (operand_equal_p): Likewise.
18112 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
18113 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
18114 * tree-inline.c (estimate_operator_cost): Likewise.
18115 * tree-pretty-print.c (dump_generic_node): Likewise.
18116 * tree-ssa-operands.c (get_expr_operands): Likewise.
18117 * cfgexpand.c (expand_debug_expr): Likewise.
18118 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
18119 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
18120 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
18121 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
18122 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
18123 (execute_update_addresses_taken): Do it.
18125 2016-05-20 Richard Biener <rguenther@suse.de>
18127 PR tree-optimization/71185
18128 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
18129 register operations.
18131 2016-05-20 Richard Biener <rguenther@suse.de>
18133 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
18134 gimple_seq_add_seq_without_update.
18135 (release_bb_predicate): Assert we have no operands to free.
18136 (if_convertible_loop_p_1): Calculate post dominators later.
18137 Do not free BB predicates here.
18138 (combine_blocks): Do not recompute BB predicates.
18139 (version_loop_for_if_conversion): Save BB predicates around
18142 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18144 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
18145 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
18146 code. Ignore sibcalls on EDGE_IGNORE edges.
18147 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
18148 on edges for sibcalls that run without prologue. The rest of the
18149 function is combined from...
18150 (fix_fake_fallthrough_edge): ... this, and ...
18151 (try_shrink_wrapping): ... a part of this. Remove the bb_with
18152 function argument, make it a local variable.
18154 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
18156 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
18157 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
18158 for 32-bit mode and SEH for 64-bit.
18159 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
18160 TARGET_64BIT_DEFAULT.
18162 2016-05-19 Ryan Burn <contact@rnburn.com>
18164 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
18165 * gengtype.c (open_base_files): Add cilk.h to ifiles.
18167 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
18169 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
18170 force pending loads from memory.
18172 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
18174 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
18175 (UNSPEC_DARN_32): New unspec constant.
18176 (UNSPEC_DARN_RAW): New unspec constant.
18177 (darn_32): New instruction.
18178 (darn_raw): New instruction.
18179 (darn): New instruction.
18180 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
18181 support and documentation for this macro.
18182 (BU_P9_MISC_1): New macro definition.
18183 (BU_P9_64BIT_MISC_0): New macro definition.
18184 (BU_P9_MISC_0): New macro definition.
18185 (darn_32): New builtin definition.
18186 (darn_raw): New builtin definition.
18187 (darn): New builtin definition.
18188 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
18189 RS6000_BUILTIN_0 directives to surround each occurrence of
18190 #include "rs6000-builtin.def".
18191 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
18192 RS6000_BTM_64BIT flags to the returned mask, depending on
18194 (def_builtin): Correct an error in the assignments made to the
18195 debugging variable attr_string.
18196 (rs6000_expand_builtin): Add support for no-operand built-in
18198 (builtin_function_type): Remove fatal_error assertion that is no
18200 (rs6000_common_init_builtins): Add support for no-operand built-in
18202 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
18204 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
18206 (RS6000_BTM_64BIT): New macro definition.
18207 * doc/extend.texi: Document __builtin_darn (void),
18208 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
18211 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
18213 * tree-vect-loop.c (vect_analyze_loop_2): Use also
18214 max_loop_iterations_int.
18216 2016-05-19 Marek Polacek <polacek@redhat.com>
18218 PR tree-optimization/71031
18219 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
18220 condition and adjust the code a bit.
18222 2016-05-19 Martin Liska <mliska@suse.cz>
18224 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
18225 auto_vec instead of vec.
18227 2016-05-19 Martin Liska <mliska@suse.cz>
18229 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
18231 2016-05-19 Martin Liska <mliska@suse.cz>
18233 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
18235 2016-05-19 Martin Liska <mliska@suse.cz>
18237 * ipa-pure-const.c (set_function_state): Remove an existing
18239 (remove_node_data): Do not free it as it's released
18240 in set_function_state.
18242 2016-05-19 Martin Liska <mliska@suse.cz>
18244 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
18247 2016-05-19 Martin Liska <mliska@suse.cz>
18249 * omp-simd-clone.c (simd_clone_adjust): Release vector.
18251 2016-05-19 Martin Liska <mliska@suse.cz>
18253 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
18254 an auto_vec instead of re-creating it.
18256 2016-05-19 Martin Liska <mliska@suse.cz>
18258 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
18259 auto_vec instead of vec.
18261 2016-05-19 Martin Liska <mliska@suse.cz>
18263 * lto-section-in.c (lto_get_section_data): Call
18264 lto_check_version with additional argument.
18265 * lto-streamer.c (lto_check_version): Add new argument.
18266 * lto-streamer.h (lto_check_version): Likewise.
18268 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18270 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
18271 Don't add cost of inner memory when handling sign-extended loads.
18273 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
18275 PR rtl-optimization/71148
18276 * cse.c (cse_main): Free dominance info.
18277 (rest_of_handle_cse): Don't free dominance info.
18278 (rest_of_handle_cse2): Likewise.
18279 (rest_of_handle_cse_after_global_opts): Likewise.
18281 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18284 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
18285 NULL_TREE early if NEON is not available. Remove now redundant check
18286 in ARM_CHECK_BUILTIN_MODE.
18288 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
18291 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
18292 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
18293 * doc/cpp.texi: Document new macros.
18295 2016-05-19 Bin Cheng <bin.cheng@arm.com>
18297 PR tree-optimization/69848
18298 * tree-vect-loop.c (vectorizable_reduction): Don't factor
18299 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
18301 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18303 * function.c (thread_prologue_and_epilogue_insn): Move the
18304 "goto epilogue_done" one block later.
18306 2016-05-19 Richard Biener <rguenther@suse.de>
18308 PR tree-optimization/70729
18309 * passes.def: Move LIM pass before PRE. Remove no longer
18310 required copyprop and move first DCE out of the loop pipeline.
18312 2016-05-18 David Malcolm <dmalcolm@redhat.com>
18315 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
18316 (OBJS-libcommon-target): ...here.
18317 * opts-common.c: Include spellcheck.h.
18318 (cmdline_handle_error): Build a vec of valid options and use it
18319 to suggest provide hints for misspelled arguments.
18321 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18324 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
18325 lhs if it has TREE_ADDRESSABLE type.
18327 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
18330 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
18331 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
18333 2016-05-18 Martin Jambor <mjambor@suse.cz>
18336 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
18337 input for NOP_EXPR pass-through functions.
18338 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
18339 aggregate global constant VAR_DECLs in constant jump functions.
18341 2016-05-18 Martin Jambor <mjambor@suse.cz>
18344 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
18345 from TREE_READONLY parameters.
18347 2016-05-18 Martin Jambor <mjambor@suse.cz>
18350 * cgraph.h (cgraph_indirect_call_info): New field
18351 guaranteed_unmodified.
18352 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
18353 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
18355 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
18356 pass the parameter value to ipa_find_agg_cst_for_param.
18357 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
18358 guaranteed_unmodified, store AA results there instead of bailing out
18360 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
18361 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
18362 (find_constructor_constant_at_offset): New function.
18363 (ipa_find_agg_cst_from_init): Likewise.
18364 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
18365 static initializers of contants, report back through a new paameter
18366 from_global_constant if that was the case.
18367 (try_make_edge_direct_simple_call): Also pass parameter value to
18368 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
18370 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
18371 (ipa_read_indirect_edge_info): Likewise.
18372 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
18373 (ipa_load_from_parm_agg): Likewise.
18375 2016-05-18 Jiong Wang <jiong.wang@arm.com>
18377 PR rtl-optimization/71150
18378 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
18381 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
18384 * config/rs6000/constraints.md (wE constraint): New constraint
18385 for a vector constant that can be loaded with XXSPLTIB.
18386 (wM constraint): New constraint for a vector constant of a 1's.
18387 (wS constraint): New constraint for a vector constant that can be
18388 loaded with XXSPLTIB and a vector sign extend instruction.
18389 * config/rs6000/predicates.md (xxspltib_constant_split): New
18390 predicates for wE/wS constraints.
18391 (xxspltib_constant_nosplit): Likewise.
18392 (easy_vector_constant): Add support for constants that can be
18393 loaded via XXSPLTIB.
18394 (all_ones_constant): New predicate for vector constant with all
18396 (splat_input_operand): Add support for ISA 3.0 word splat operations.
18397 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
18398 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
18399 instruction and possibly with a sign extension.
18400 (output_vec_const_move): Add support for XXSPLTIB. If we are
18401 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
18402 instead of XXLXOR/XXLORC.
18403 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
18405 (rs6000_legitimize_reload_address): Likewise.
18406 (rs6000_output_move_128bit): Use output_vec_const_move to emit
18408 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
18409 combine VSX_M and VSX_M2 into one iterator.
18410 (VSX_M2): Likewise.
18411 (VSINT_84): New iterators for loading constants with XXSPLTIB.
18412 (VSINT_842): Likewise.
18413 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
18414 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
18415 XXSPLTIB instruction.
18416 (xxspltib_<mode>_nosplit): Likewise.
18417 (xxspltib_<mode>_split): New insn to load up constants with
18418 XXSPLTIB and a sign extend instruction.
18419 (vsx_mov<mode>): Replace single move that handled all vector types
18420 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
18421 moves (when -mvsx-timode is in effect) into the main vector
18422 moves. Eliminate separate moves for <VSr> <VSa>, where the
18423 preferred register class (<VSr>) is listed first, and the
18424 secondary register class (<VSa>) is listed second with a '?' to
18425 discourage use. Prefer loading 0/-1 in any VSX register for ISA
18426 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
18427 that if the register was involved in a slow operation, the
18428 clear/set operation does not wait for the slow operation to
18429 finish. Adjust the length attributes for 32-bit mode. Use
18430 rs6000_output_move_128bit and drop the use of the string
18431 instructions for 32-bit movti when -mvsx-timode is in effect. Use
18432 spacing so that the alternatives and attributes don't generate
18433 long lines, and put things in columns, so that it is easier to
18434 match up the operands and attributes with the insn alternatives.
18435 (vsx_mov<mode>_64bit): Likewise.
18436 (vsx_mov<mode>_32bit): Likewise.
18437 (vsx_movti_64bit): Fold movti into normal vector moves.
18438 (vsx_movti_32bit): Likewise.
18439 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
18440 splat instructions.
18441 (vsx_splat_v4si_internal): Likewise.
18442 (vsx_splat_v4sf_internal): Likewise.
18443 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
18444 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
18445 extend vector elements.
18446 (vsx_sign_extend_hi_<mode>): Likewise.
18447 (vsx_sign_extend_si_v2di): Likewise.
18448 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
18450 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
18451 constraints. Add trailing period to wL documentation.
18453 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
18455 PR middle-end/71020
18456 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
18457 * tree-dfa.c (replace_abnormal_ssa_names): New function.
18458 * tree-call-cdce.c: Include tree-dfa.h.
18459 (can_guard_call_p): New function, extracted from...
18460 (can_use_internal_fn): ...here.
18461 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
18463 (shrink_wrap_one_built_in_call): Likewise.
18464 (use_internal_fn): Likewise.
18465 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
18466 and return void. Call replace_abnormal_ssa_names.
18467 (pass_call_cdce::execute): Check can_guard_call_p during the
18468 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
18469 will always change something.
18471 2016-05-18 Martin Jambor <mjambor@suse.cz>
18474 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
18475 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
18477 2016-05-18 Martin Jambor <mjambor@suse.cz>
18480 * ipa-inline.h (condition): New field size.
18481 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
18482 for comaprison and store it into the new condition.
18483 (evaluate_conditions_for_known_args): Use condition size to check
18484 access sizes for all but CHANGED conditions.
18485 (unmodified_parm_1): New parameter size_p, store access size into it.
18486 (unmodified_parm): Likewise.
18487 (unmodified_parm_or_parm_agg_item): Likewise.
18488 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
18489 (set_cond_stmt_execution_predicate): Extract access sizes and store
18490 them to conditions.
18491 (set_switch_stmt_execution_predicate): Likewise.
18492 (will_be_nonconstant_expr_predicate): Likewise.
18493 (will_be_nonconstant_predicate): Likewise.
18494 (inline_read_section): Stream condition size.
18495 (inline_write_summary): Likewise.
18497 2016-05-18 Richard Biener <rguenther@suse.de>
18499 * tree-ssa-loop-im.c (determine_max_movement): Properly add
18500 condition cost to PHI cost instead of total_cost.
18502 2016-05-18 Martin Liska <mliska@suse.cz>
18505 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
18508 2016-05-18 Richard Biener <rguenther@suse.de>
18510 * lto-streamer.h (LTO_major_version): Bump to 6.
18512 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18514 * function.c (make_split_prologue_seq, make_prologue_seq,
18515 make_epilogue_seq): New functions, factored out from...
18516 (thread_prologue_and_epilogue_insns): Here.
18518 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18520 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
18521 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
18522 of before. Add a comment.
18524 2016-05-18 Bin Cheng <bin.cheng@arm.com>
18526 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
18527 expression pointer, not pointer to the pointer.
18529 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18531 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
18532 (avx2_pbroadcast<mode>): Add another alternative with v instead
18533 of x constraints in it, using <pbroadcast_evex_isa> isa.
18534 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
18536 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
18537 constraint x instead of v in second alternative, add avx512bw
18540 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
18541 constraint x instead of v in second alternative, add avx512bw
18544 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
18545 constraint x instead of v in second alternative, add avx512bw
18548 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
18549 avx512bw alternative.
18551 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18553 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
18554 array to 128 chars.
18555 (define_insn "*andnottf3"): Ditto.
18556 (define_insn "*<code><mode>3"/any_logic): Ditto.
18557 (define_insn "*<code>tf3"/any_logic): Ditto.
18558 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
18559 operand to block AVX-512VL insn variant emit when it is not enabled.
18561 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18563 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
18564 constraint fot SF mode.
18566 2016-05-18 Petr Murzin <petr.murzin@intel.com>
18567 Kirill Yukhin <kirill.yukhin@intel.com>
18569 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
18571 (define_insn "rsqrt14<mode>"): Ditto.
18572 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
18573 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
18574 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
18575 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
18576 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
18578 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
18579 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
18580 * config/i386/i386.c (ix86_print_operand): Expand check for size
18581 override codes for Intel syntax.
18583 2016-05-18 Richard Biener <rguenther@suse.de>
18585 PR tree-optimization/71168
18586 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
18587 initialization earlier.
18589 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
18591 * config/aarch64/aarch64-simd.md
18592 (aarch64_reduc_plus_internal<mode>): Rename to...
18593 (reduc_plus_scal): ...This, and remove previous implementation.
18595 2016-05-18 Richard Biener <rguenther@suse.de>
18597 * passes.def: Put late dse and cd_dce in canonical order.
18599 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
18601 * ipa-inline-transform.c (preserve_function_body_p): Look for
18602 first non-thunk clone.
18603 (save_function_body): Save into first non-thunk.
18604 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
18606 (lto_output_node): Inline thunks don't need body in every
18608 * lto-streamer-in.c: Do not fixup thunk clones.
18609 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
18611 * tree-inline.c (copy_bb): Be prepared for target node to be new after
18614 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18616 PR middle-end/63586
18617 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
18618 (reassociate_bb): Call transform_add_to_multiply.
18620 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18622 * config/aarch64/aarch64.c (all_extensions): Removed unused
18625 2016-05-17 Nathan Sidwell <nathan@acm.org>
18627 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
18628 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
18630 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
18632 PR tree-optimization/54579
18633 PR middle-end/55299
18634 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
18636 2016-05-17 Marek Polacek <polacek@redhat.com>
18639 * tree-inline.c (expand_call_inline): Call
18640 maybe_remove_unused_call_args.
18642 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
18644 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
18645 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
18646 * doc/md.texi (fmin@var{m}3): Likewise.
18648 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18650 * match.pd (X & C): New transformation.
18652 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18654 * match.pd (~X & Y): New transformation.
18656 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18658 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
18659 information for new SSA_NAME.
18660 (simplify_conversion_using_ranges): Get range through get_range_info
18661 instead of get_value_range.
18663 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18665 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
18666 Remove inline assembly.
18667 (vmvn_s16): Likewise.
18668 (vmvn_s32): Likewise.
18669 (vmvn_u8): Likewise.
18670 (vmvn_u16): Likewise.
18671 (vmvn_u32): Likewise.
18672 (vmvnq_s8): Likewise.
18673 (vmvnq_s16): Likewise.
18674 (vmvnq_s32): Likewise.
18675 (vmvnq_u8): Likewise.
18676 (vmvnq_u16): Likewise.
18677 (vmvnq_u32): Likewise.
18678 (vmvn_p8): Likewise.
18679 (vmvnq_p16): Likewise.
18681 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18683 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
18685 (vmul_n_s16): Likewise.
18686 (vmul_n_s32): Likewise.
18687 (vmul_n_u16): Likewise.
18688 (vmul_n_u32): Likewise.
18689 (vmulq_n_f32): Likewise.
18690 (vmulq_n_f64): Likewise.
18691 (vmulq_n_s16): Likewise.
18692 (vmulq_n_s32): Likewise.
18693 (vmulq_n_u16): Likewise.
18694 (vmulq_n_u32): Likewise.
18696 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18698 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
18699 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
18701 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18703 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
18704 to *aarch64_fma4_elt_from_dup<mode>.
18705 (*aarch64_fnma4_elt_to_128df): Rename to
18706 *aarch64_fnma4_elt_from_dup<mode>.
18707 * config/aarch64/arm_neon.h (vfma_n_f64): New.
18708 (vfms_n_f32): Likewise.
18709 (vfms_n_f64): Likewise.
18710 (vfmsq_n_f32): Likewise.
18711 (vfmsq_n_f64): Likewise.
18713 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
18715 * wide-int.h: Change fixed_wide_int_storage from class to struct.
18717 2016-05-17 Richard Biener <rguenther@suse.de>
18719 PR tree-optimization/71132
18720 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
18721 Only add control dependences for blocks in the loop.
18722 (build_rdg): Adjust.
18723 (generate_code_for_partition): Return whether loop should
18724 be destroyed and delay that.
18725 (distribute_loop): Likewise.
18726 (pass_loop_distribution::execute): Record loops to be destroyed
18727 and perform delayed destroying of loops.
18729 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18732 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
18734 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18736 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
18738 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
18741 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
18742 insertion point for instructions generated by validize_mem.
18744 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18746 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
18749 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18751 * config/aarch64/aarch64.c
18752 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
18753 rather than a macro.
18755 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18757 * doc/invoke.texi (AArch64 Options): Various updates.
18759 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18761 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
18762 into instrumentation thunks.
18763 * cif-code.def (CIF_CHKP): New.
18765 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
18767 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
18769 2016-05-16 Martin Jambor <mjambor@suse.cz>
18771 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
18772 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
18774 2016-05-16 Marek Polacek <polacek@redhat.com>
18776 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
18779 2016-05-16 Martin Jambor <mjambor@suse.cz>
18782 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
18783 the outlined kernel function.
18785 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
18787 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
18788 (ISA_HAS_DLSA): Ditto.
18790 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18792 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
18794 2016-05-16 Nathan Sidwell <nathan@acm.org>
18796 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
18797 (nvptx_name_replacement): Restore. Add comment.
18798 (write_fn_proto, write_fn_proto_from_insn,
18799 nvptx_output_call_insn): Restore
18800 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
18802 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18804 * config/aarch64/aarch64.md
18805 (add<mode>3_compareC_cconly_imm): Remove use of %w.
18806 (add<mode>3_compareC_imm): Likewise.
18807 (<optab>si3_uxtw): Split into register and immediate variants.
18808 (andsi3_compare0_uxtw): Likewise.
18809 (and<mode>3_compare0): Likewise.
18810 (and<mode>3nr_compare0): Likewise.
18811 (stack_protect_test_<mode>): Don't use %x for memory operands.
18813 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18815 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
18817 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18819 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
18820 Split integer shifts into shift_reg and bfm.
18821 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
18822 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
18823 (ror<mode>3_insn): Likewise.
18824 (<optab>si3_insn_uxtw): Likewise.
18825 (<optab><mode>3_insn): Change to rotate_imm.
18826 (extr<mode>5_insn_alt): Likewise.
18827 (extrsi5_insn_uxtw): Likewise.
18828 (extrsi5_insn_uxtw_alt): Likewise.
18830 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18832 * doc/tm.texi: Regenerate.
18833 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
18834 (TARGET_INVALID_RETURN_TYPE): Remove.
18835 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
18836 TARGET_INVALID_RETURN_TYPE.
18837 * target.def (invalid_parameter_type): Remove.
18838 (invalid_return_type): Remove.
18840 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18842 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
18843 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
18845 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
18847 (preserve_function_body_p): No need to preserve function body
18848 * cif-codes.def (CIF_THUNK): Remove.
18849 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
18851 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18853 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
18855 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18857 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
18860 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18862 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
18863 (inline_small_functions): Do not look for function symbol when
18866 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18868 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
18871 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18872 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18873 Jiong Wang <jiong.wang@arm.com>
18875 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
18876 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
18877 Define __ARM_FP16_ARGS when appropriate.
18878 * config/arm/arm.c (arm_invalid_parameter_type): Remove
18880 (arm_invalid_return_type): Likewise.
18881 (TARGET_INVALID_PARAMETER_TYPE): Remove.
18882 (TARGET_INVALID_RETURN_TYPE): Remove.
18883 (aapcs_vfp_sub_candidate): Allow HFmode.
18884 (aapcs_vfp_allocate): Add comment. Support HFmode.
18885 (aapcs_vfp_allocate_return_reg): Likewise.
18886 (struct aapcs_cp_arg_layout): Slightly reword comments for
18887 is_return_candidate and allocate_return_reg.
18888 (output_mov_vfp): Update assert.
18889 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
18891 (arm_invalid_parameter_type): Remove.
18892 (amr_invalid_return_type): Remove.
18893 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
18894 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
18895 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
18897 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18899 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
18900 * config/aarch64/arch64-protos.h
18901 (aarch64_legitimize_reload_address): Remove.
18902 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
18905 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
18907 * configure.ac: Add ACX_NONCANONICAL_HOST.
18908 * configure: Regenerate.
18909 * Makefile.in: Set host_noncanonical.
18911 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
18914 * config/i386/i386.md (*movtf_internal): Before register allocation,
18915 do not allow FP constants for CM_MEDIUM memory model, allow only
18916 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
18917 (*movxf_internal): Ditto.
18918 (*movdf_internal): Ditto.
18919 (*movsf_internal): Ditto.
18921 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
18923 PR rtl-optimization/67483
18924 * combine.c (make_compound_operation): Don't call extract_left_shift
18925 with negative shift amounts.
18927 2016-05-13 Jakub Jelinek <jakub@redhat.com>
18930 * fold-const.c (fold_checksum_tree): Allow modification
18931 of TYPE_ALIAS_SET during folding.
18933 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
18934 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
18935 (ix86_split_to_parts): Likewise. Fix up formatting.
18937 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
18939 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
18940 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
18943 2016-05-13 Nathan Sidwell <nathan@acm.org>
18945 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
18946 (nvptx_name_replacement): Delete.
18947 (write_fn_proto, write_fn_proto_from_insn,
18948 nvptx_output_call_insn): Remove nvptx_name_replacement call.
18949 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
18950 * langhooks.c (add_builtin_funcction_common): Call
18951 targetm.mangle_decl_assembler_name.
18953 * config/nvptx/nvptx.c (write_fn_proto): Handle
18954 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
18956 2016-05-13 Martin Liska <mliska@suse.cz>
18958 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
18959 and PRIu64 in printf format.
18961 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18963 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
18966 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18968 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
18969 Change --param max-completely-peeled-times to
18970 --param max-completely-peel-times in dump file printing.
18972 2016-05-13 Richard Biener <rguenther@suse.de>
18974 PR tree-optimization/42587
18975 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
18976 (find_bswap_or_nop_1): Likewise.
18977 (bswap_replace): Likewise.
18979 2016-05-13 Martin Liska <mliska@suse.cz>
18981 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
18982 Initialize a variable with default value.
18984 2016-05-13 Martin Liska <mliska@suse.cz>
18986 * doc/invoke.texi: Enhance explanation of error recovery
18989 2016-05-13 Martin Liska <mliska@suse.cz>
18991 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
18992 (struct cost_pair): Change inv_expr_id (int) to inv_expr
18993 (iv_inv_expr_ent *).
18994 (struct iv_inv_expr_ent): Comment struct fields.
18995 (sort_iv_inv_expr_ent): New function.
18996 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
18997 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
18998 a hash_map between iv_inv_expr_ent and number of usages.
18999 (niter_for_exit): Fix coding style.
19000 (tree_ssa_iv_optimize_init): Use renamed variable.
19001 (determine_base_object): Fix coding style.
19002 (alloc_iv): Likewise.
19003 (find_interesting_uses_outside): Likewise.
19004 (add_candidate_1): Likewise.
19005 (add_standard_iv_candidates): Likewise.
19006 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
19007 (prepare_decl_rtl): Fix coding style.
19008 (get_address_cost): Likewise.
19009 (get_shiftadd_cost): Likewise.
19010 (force_expr_to_var_cost): Likewise.
19011 (compare_aff_trees): Likewise.
19012 (get_expr_id): Restructure the function.
19013 (get_loop_invariant_expr_id): Renamed to
19014 get_loop_invariant_expr.
19015 (get_computation_cost_at): Replace usage of inv_expr_id with
19017 (get_computation_cost): Likewise.
19018 (determine_group_iv_cost_generic): Likewise.
19019 (determine_group_iv_cost_address): Likewise.
19020 (iv_period): Fix coding style.
19021 (iv_elimination_compare_lt): Likewise.
19022 (may_eliminate_iv): Likewise.
19023 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
19025 (determine_group_iv_costs): Dump invariant expressions.
19026 (iv_ca_recount_cost): Use the newly added hash_map.
19027 (iv_ca_set_remove_invariants): Fix coding style.
19028 (iv_ca_set_add_invariants): Fix coding style.
19029 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
19031 (iv_ca_set_cp): Likewise.
19032 (iv_ca_new): Initialize the newly added hash_map and remove
19033 initialization of fields.
19034 (iv_ca_free): Delete the hash_map.
19035 (iv_ca_dump): Dump invariant expressions.
19036 (iv_ca_extend): Fix coding style.
19037 (try_add_cand_for): Likewise.
19038 (create_new_ivs): Dump information about # of avg iterations and
19039 # of used invariant expressions.
19040 (rewrite_use_compare): Fix coding style.
19041 (free_loop_data): Set default value for max_inv_expr_id.
19043 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
19045 * cse.c (rest_of_handle_cse): Use cleanup_cfg
19046 returned value cse_cfg_altered computation.
19047 (rest_of_handle_cse2): Likewise.
19048 (rest_of_handle_cse_after_global_opts): Likewise.
19050 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19053 * config/arm/arm.c (arm32_output_mi_thunk): New.
19054 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
19055 to split Thumb1 vs TARGET_32BIT functionality.
19056 (arm_thumb1_mi_thunk): New.
19058 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19060 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
19063 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19066 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
19068 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
19070 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
19071 (expand_builtin_trap): Emit a regular call.
19072 (set_builtin_user_assembler_name): Remove obsolete cases.
19073 * dse.c (scan_insn): Adjust.
19074 * except.c: Include calls.h.
19075 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
19076 emit a regular call to setjmp.
19077 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
19078 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
19079 (emit_block_move_via_libcall): Delete.
19080 (block_move_fn): Delete.
19081 (init_block_move_fn): Likewise.
19082 (emit_block_move_libcall_fn): Likewise.
19083 (emit_block_op_via_libcall): New function.
19084 (set_storage_via_libcall): Tidy up and use memset builtin.
19085 (block_clear_fn): Delete.
19086 (init_block_clear_fn): Likewise.
19087 (clear_storage_libcall_fn): Likewise.
19088 (expand_assignment): Call emit_block_move_via_libcall.
19089 Do not include gt-expr.h.
19090 * expr.h (emit_block_op_via_libcall): Declare.
19091 (emit_block_copy_via_libcall): New inline function.
19092 (emit_block_move_via_libcall): Likewise.
19093 (emit_block_comp_via_libcall): Likewise.
19094 (block_clear_fn): Delete.
19095 (init_block_move_fn): Likewise.
19096 (init_block_clear_fn): Likewise.
19097 (emit_block_move_via_libcall): Likewise.
19098 (set_storage_via_libcall): Add default parameter value.
19099 * libfuncs.h (enum libfunc_index): Remove obsolete values.
19100 (abort_libfunc): Delete.
19101 (memcpy_libfunc): Likewise.
19102 (memmove_libfunc): Likewise.
19103 (memcmp_libfunc): Likewise.
19104 (memset_libfunc): Likewise.
19105 (setbits_libfunc): Likewise.
19106 (setjmp_libfunc): Likewise.
19107 (longjmp_libfunc): Likewise.
19108 (profile_function_entry_libfunc): Likewise.
19109 (profile_function_exit_libfunc): Likewise.
19110 (gcov_flush_libfunc): Likewise.
19111 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
19112 and DECL_VISIBILITY on the declaration.
19113 (init_optabs): Do not initialize obsolete libfuncs.
19114 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
19115 * tree-core.h (ECF_RET1): Define.
19116 (ECF_TM_PURE): Adjust.
19117 (ECF_TM_BUILTIN): Likewise.
19118 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
19119 (build_common_builtin_nodes): Initialize abort builtin.
19120 Add ECF_RET1 on memcpy, memmove and memset builtins.
19121 Pass final flags for alloca and alloca_with_align builtins.
19122 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
19124 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
19125 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
19126 set_storage_via_libcall and call emit_block_copy_via_libcall.
19128 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
19130 * config/i386/i386.md (*call_got_x32): Change operand 0 to
19131 DImode before it is passed to ix86_output_call_operand.
19132 (*call_value_got_x32): Ditto for operand 1.
19134 2016-05-12 Jiong Wang <jiong.wang@arm.com>
19136 PR rtl-optimization/70904
19137 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
19138 reload for wide mode.
19140 2016-05-12 Marek Polacek <polacek@redhat.com>
19143 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
19144 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
19145 * langhooks.h (incomplete_type_error): Likewise.
19146 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
19147 parameter, pass it down to incomplete_type_error.
19148 * tree.h (size_in_bytes): New inline overload.
19149 (size_in_bytes_loc): Renamed from size_in_bytes.
19151 2016-05-12 Richard Biener <rguenther@suse.de>
19153 PR tree-optimization/71059
19154 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
19155 nary before looking up or entering the expression into the VN
19157 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
19158 Make sure to re-use NARYs without result as inserted by
19161 2016-05-12 Richard Biener <rguenther@suse.de>
19163 PR tree-optimization/71062
19164 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
19166 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19167 vars_contains_restrict if the var is a restrict tag.
19168 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
19169 do not disambiguate pointers against it.
19170 (dump_points_to_solution): Re-structure and adjust for new
19171 vars_contains_restrict flag.
19172 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
19174 2016-05-12 Martin Liska <mliska@suse.cz>
19176 * doc/invoke.texi: Explain connection between
19177 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
19179 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
19181 PR tree-optimization/71006
19182 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
19183 consider COND_EXPR as a mask producer.
19185 2016-05-12 Marek Polacek <polacek@redhat.com>
19188 * opts.c (common_handle_option): Detect missing argument for --help^.
19190 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19193 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
19194 when popping the PC and within an interrupt handler routine.
19195 Add missing tab to output of "ldmfd".
19196 (output_return_instruction): Output LDMFD with SP update rather
19197 than POP when returning from interrupt handler.
19199 2016-05-12 Jakub Jelinek <jakub@redhat.com>
19201 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
19202 TARGET_64BIT && TARGET_AVX512DQ.
19203 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
19204 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
19205 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
19206 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
19207 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
19208 (*vec_extractv4si_zext): Add avx512dq alternative.
19209 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
19210 use v instead of x constraint in other alternatives where possible.
19212 * config/i386/sse.md (sse2_loadld): Use v instead of x
19213 constraint in alternatives 0,1,4.
19215 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
19216 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
19217 v constraints instead of x and <pinsr_evex_isa> isa attribute.
19220 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
19221 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
19222 is not emitted unless TARGET_AVX512BW.
19223 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
19224 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
19225 for the result operand.
19227 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
19228 constraint instead of x in avx alternatives. Use maybe_evex instead
19231 * config/i386/constraints.md (Yv): New constraint.
19232 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
19233 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
19234 * config/i386/i386.md (avx512fvecmode): New mode attr.
19235 (*pushtf): Use v constraint instead of x.
19236 (*movtf_internal): Likewise. For TARGET_AVX512VL and
19237 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
19238 (*absneg<mode>2): Use Yv constraint instead of x constraint.
19239 (*absnegtf2_sse): Likewise.
19240 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
19241 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
19242 avx512f alternatives.
19243 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
19245 2016-05-12 Richard Biener <rguenther@suse.de>
19247 PR tree-optimization/71060
19248 * tree-data-ref.c (initialize_data_dependence_relation): Do not
19249 require exact match of DR_BASE_OBJECT but only matching address and
19252 2016-05-12 Richard Biener <rguenther@suse.de>
19254 PR tree-optimization/70986
19255 * cfganal.c: Include cfgloop.h.
19256 (dfs_find_deadend): Prefer to take edges exiting loops.
19258 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19260 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
19261 compile and run time.
19263 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
19266 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
19268 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
19270 * config/i386/i386.c (legitimize_pic_address): Use
19271 copy_to_suggested_reg instead of gen_movsi.
19273 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19275 * config/rs6000/predicates.md (quad_memory_operand): Move most of
19276 the code into quad_address_p and call it to share code with
19277 vsx_quad_dform_memory_operand.
19278 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
19280 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
19281 bit instead of being a separate word. Split -mpower9-dform into
19282 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
19283 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
19284 for the register class supporting 128-bit quad word memory offsets.
19285 (mode_supports_vsx_dform_quad): Helper function to return if the
19286 register class uses quad word memory offsets.
19287 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
19288 (rs6000_debug_reg_global): Always print if we are using LRA or not.
19289 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
19290 instructions are enabled, set up the appropriate addr_masks for
19292 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
19293 -mpower9-dform-scalar, instead of -mpower9-dform.
19294 (rs6000_option_override_internal): Split -mpower9-dform into two
19295 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
19296 -mpower9-dform switch sets or clears both. If we are not using
19297 the LRA register allocator, do not enable -mpower9-dform-vector by
19298 default. If we are using LRA, enable -mpower9-dform-vector and
19299 -mvsx-timode if it is appropriate. Issue a warning if either
19300 -mpower9-dform-vector or -mvsx-timode are explicitly used without
19302 (quad_address_offset_p): New helper function to return if the
19303 offset is legal for quad word memory instructions.
19304 (quad_address_p): New function to determin if GPR or vector
19305 register quad word memory addresses are legal.
19306 (mem_operand_gpr): Validate quad word address offsets.
19307 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
19308 d-form (register + offset) instructions.
19309 (offsettable_ok_by_alignment): Likewise.
19310 (rs6000_legitimate_offset_address_p): Likewise.
19311 (legitimate_lo_sum_address_p): Likewise.
19312 (rs6000_legitimize_address): Likewise.
19313 (rs6000_legitimize_reload_address): Add more debug statements for
19315 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
19316 d-form instructions.
19317 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
19318 d-form instructions. Distinguish different cases in debug
19319 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
19320 d-form instructions.
19321 (rs6000_preferred_reload_class): Likewise.
19322 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
19323 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
19324 of the ISA 2.06 indexed memory instructions.
19325 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
19326 use them to save/restore the saved vector registers instead of
19327 using Altivec instructions.
19328 (rs6000_emit_epilogue): Likewise.
19329 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
19330 (rs6000_opt_masks): Split -mpower9-dform into
19331 -mpower9-dform-scalar and -mpower9-dform-vector.
19332 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
19334 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
19335 ISA 3.0 vector indexed memory instructions, and fold the code into
19336 the normal mov<mode> patterns.
19337 (p9_vecstore_<mode>): Likewise.
19338 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
19340 (vsx_movti_64bit): Likewise.
19341 (vsx_movti_32bit): Likewise.
19342 * config/rs6000/constraints.md (wO constraint): New constraint for
19343 ISA 3.0 vector d-form support.
19344 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
19345 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
19346 include -mpower9-dform-vector until we switch over to LRA.
19347 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
19348 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
19349 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
19350 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19351 for -mpower9-dform and -mlra.
19352 * doc/md.texi (wO constraint): Document wO constraint.
19354 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
19356 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
19357 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
19358 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
19359 Move handling of non-insn arguments inline into the sole user:
19360 (output_trans_func): ...here.
19361 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
19362 in emitted function prototype.
19363 (output_internal_insn_latency_func): Ditto. Simplify.
19364 (output_internal_maximal_insn_latency_func): Ditto. Delete
19365 always-unused argument.
19366 (output_insn_latency_func): Ditto.
19367 (output_maximal_insn_latency_func): Ditto.
19369 2016-05-11 Richard Biener <rguenther@suse.de>
19371 PR tree-optimization/71055
19372 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
19373 sth with precision not equal to access size verify we don't chop
19376 2016-05-11 Richard Biener <rguenther@suse.de>
19379 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
19380 (dwarf2out_finish): Move retry_incomplete_types call ...
19381 (dwarf2out_early_finish): ... here.
19383 2016-05-11 Richard Biener <rguenther@suse.de>
19385 PR middle-end/71002
19386 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
19387 if the langhook insists on it.
19388 * fold-const.c (make_bit_field_ref): Add arg for the original
19389 reference and preserve its alias-set.
19390 (decode_field_reference): Take exp by reference and adjust it
19391 to the original memory reference.
19392 (optimize_bit_field_compare): Adjust callers.
19393 (fold_truth_andor_1): Likewise.
19394 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
19396 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
19398 PR middle-end/70807
19399 * cfgrtl.h (delete_insn_and_edges): Now return bool.
19400 * cfgrtl.c (delete_insn_and_edges): Likewise.
19401 * config/i386/i386.c (convert_scalars_to_vector): Remove
19403 * cse.c (cse_insn): Compute cse_cfg_altered.
19404 (delete_trivially_dead_insns): Likewise.
19405 (cse_cc_succs): Likewise.
19406 (rest_of_handle_cse): Free dominance info if required.
19407 (rest_of_handle_cse2): Likewise.
19408 (rest_of_handle_cse_after_global_opts): Likewise.
19410 2016-05-11 Alan Modra <amodra@gmail.com>
19412 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
19413 abi_v4_pass_in_fpr): New functions.
19414 (rs6000_function_arg_boundary): Exclude complex IBM long double
19415 from 64-bit alignment when ABI_V4.
19416 (rs6000_function_arg, rs6000_function_arg_advance_1,
19417 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
19419 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
19421 PR rtl-optimization/71028
19422 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
19423 jump with just a return in the fallthrough block if the branch
19424 block contains just a return as well.
19426 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
19428 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
19429 * match.pd ((X & Y) ^ Y): ... this.
19430 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
19431 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
19433 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19435 * read-md.c (require_char_ws): New function.
19436 (read_string): Simplify using require_char_ws.
19437 (handle_constants): Likewise.
19438 (handle_enum): Likewise.
19439 (handle_file): Likewise.
19440 * read-md.h (require_char_ws): New declaration.
19441 * read-rtl.c (read_conditions): Simplify using require_char_ws.
19442 (read_mapping): Likewise.
19443 (read_rtx_code): Likewise.
19444 (read_nested_rtx): Likewise.
19446 2016-05-10 James Norris <jnorris@codesourcery.com>
19448 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
19449 if offloading is enabled and -fopenacc or -fopenmp is specified.
19450 (CRTOFFLOADEND): Likewise.
19451 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
19452 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
19454 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
19456 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
19457 gotoff_operand code paths. Use copy_to_suggested_regs and
19458 expand_simple_binop where appropriate. Cleanup.
19460 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19463 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
19465 (dimode_scalar_chain::vector_const_cost): New.
19466 (dimode_scalar_chain::compute_convert_gain): Handle constants.
19467 (dimode_scalar_chain::convert_op): Likewise.
19468 (dimode_scalar_chain::convert_insn): Likewise.
19470 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19472 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
19473 unary operation, not a binary one.
19475 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19477 PR middle-end/70877
19478 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
19479 calls with type casted fndecl.
19481 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19483 PR tree-optimization/70786
19484 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
19485 * calls.c (initialize_argument_information): Bind bounds
19486 with corresponding args passed by reference.
19488 2016-05-10 Jakub Jelinek <jakub@redhat.com>
19491 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
19492 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
19493 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
19496 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19499 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
19500 code for a zero scale factor.
19501 (vsx_xvcvdpuxds_scale): Likewise.
19503 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19505 * diagnostic-show-locus.c (layout::layout): Call show_ruler
19506 if show_ruler_p was set on the context.
19507 (layout::show_ruler): New method.
19508 * diagnostic.h (struct diagnostic_context): Add field
19511 2016-05-10 Richard Biener <rguenther@suse.de>
19513 PR tree-optimization/71039
19514 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
19515 (chk_uses): New function.
19516 (propagate_with_phi): Verify we can safely replicate the lhs of an
19517 aggregate assignment on all incoming edges.
19519 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
19521 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
19523 (rx_atomic_sequence): New class.
19524 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
19525 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
19527 (rx_atomic_sequence::rx_atomic_sequence,
19528 rx_atomic_sequence::~rx_atomic_sequence): New functions.
19529 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
19530 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
19531 CTRLREG_INTB): New constants.
19532 (FETCHOP): New code iterator.
19533 (fethcop_name, fetchop_name2): New iterator code attributes.
19534 (QIHI): New mode iterator.
19535 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
19536 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
19537 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
19539 2016-05-10 Martin Liska <mliska@suse.cz>
19541 * tree-inline.c (remap_dependence_clique): Do not remap
19542 debugging statements.
19544 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19546 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
19547 ("*fixuns_truncdfdi2_z13")
19548 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
19549 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
19550 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
19552 2016-05-10 Richard Biener <rguenther@suse.de>
19554 PR tree-optimization/70497
19555 PR tree-optimization/28367
19556 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
19558 (visit_reference_op_load): ... here.
19559 (vn_reference_lookup_3): Use it to handle subreg-like accesses
19560 with simplified BIT_FIELD_REFs.
19561 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
19562 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
19565 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19567 * dwarf2out.c (add_abstract_origin_attribute): Adjust
19568 documentation comment. For BLOCK nodes, add a
19569 DW_AT_abstract_origin attribute that points to the DIE generated
19570 for the origin BLOCK.
19571 (gen_lexical_block_die): Call add_abstract_origin_attribute for
19572 blocks from inlined functions.
19574 2016-05-10 Alan Modra <amodra@gmail.com>
19577 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
19578 regrename modifying insns saving lr before __morestack call.
19579 * config/rs6000/rs6000.md (split_stack_return): Similarly for
19580 insns restoring lr after __morestack call.
19582 2016-05-09 Jakub Jelinek <jakub@redhat.com>
19584 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
19585 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
19587 * config/i386/sse.md (vec_interleave_high<mode>,
19588 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
19589 <avx512>_vpermt2var<mode>3_maskz): Likewise.
19591 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
19593 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
19594 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
19595 parallel reassociation for power8 and forward.
19597 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
19599 * config/i386/i386.md (absneg splitters with general regs): Use
19600 general_reg_operand predicate.
19601 (btsq peephole2): Use x86_64_immediate_operand to check if new
19602 value is suitable for immediate operand. Generate emitted insn
19603 using RTL expressions.
19604 (btcq peephole2): Ditto.
19605 (btrq peephole2): Ditto. Generate correct immediate operand
19608 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19610 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
19613 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19615 * tree-affine.c (wide_int_constant_multiple_p): Add missing
19616 pointer dereference.
19618 2016-05-09 Richard Biener <rguenther@suse.de>
19620 PR tree-optimization/70985
19621 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
19622 op0 isn't a gimple register.
19624 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
19626 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
19627 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
19628 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
19629 (i6400_fpu_mult): New cpu units.
19630 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
19631 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
19632 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
19633 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
19634 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
19635 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
19636 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
19637 (i6400_msa_long_float4, i6400_msa_long_float5)
19638 (i6400_msa_long_float8, i6400_msa_fdiv_df)
19639 (i6400_msa_fdiv_sf): New reservations.
19640 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
19641 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
19642 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
19643 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
19644 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
19645 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
19646 (msa_short_cmp, msa_short_float2, msa_short_logic3)
19647 (msa_short_store4, msa_long_load, msa_short_store)
19648 (msa_long_logic, msa_long_float2, msa_long_float4)
19649 (msa_long_float5, msa_long_float8, msa_long_mult)
19650 (msa_long_fdiv, msa_long_div): New reservations.
19652 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
19653 Sameera Deshpande <sameera.deshpande@imgtec.com>
19654 Matthew Fortune <matthew.fortune@imgtec.com>
19655 Graham Stott <graham.stott@imgtec.com>
19656 Chao-ying Fu <chao-ying.fu@imgtec.com>
19658 * config.gcc: Add MSA header file for mips*-*-* target.
19659 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
19660 (Ubv8i, Urv8): New constraints.
19661 * config/mips/mips-ftypes.def: Add function types for MSA
19663 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
19664 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
19665 * config/mips/mips-msa.md: New file.
19666 * config/mips/mips-protos.h
19667 (mips_split_128bit_const_insns): New prototype.
19668 (mips_msa_idiv_insns): Likewise.
19669 (mips_split_128bit_move): Likewise.
19670 (mips_split_128bit_move_p): Likewise.
19671 (mips_split_msa_copy_d): Likewise.
19672 (mips_split_msa_insert_d): Likewise.
19673 (mips_split_msa_fill_d): Likewise.
19674 (mips_expand_msa_branch): Likewise.
19675 (mips_const_vector_same_val_p): Likewise.
19676 (mips_const_vector_same_bytes_p): Likewise.
19677 (mips_const_vector_same_int_p): Likewise.
19678 (mips_const_vector_shuffle_set_p): Likewise.
19679 (mips_const_vector_bitimm_set_p): Likewise.
19680 (mips_const_vector_bitimm_clr_p): Likewise.
19681 (mips_msa_vec_parallel_const_half): Likewise.
19682 (mips_msa_output_division): Likewise.
19683 (mips_ldst_scaled_shift): Likewise.
19684 (mips_expand_vec_cond_expr): Likewise.
19685 * config/mips/mips.c (enum mips_builtin_type): Add
19686 MIPS_BUILTIN_MSA_TEST_BRANCH.
19687 (mips_gen_const_int_vector_shuffle): New prototype.
19688 (mips_const_vector_bitimm_set_p): New function.
19689 (mips_const_vector_bitimm_clr_p): Likewise.
19690 (mips_const_vector_same_val_p): Likewise.
19691 (mips_const_vector_same_bytes_p): Likewise.
19692 (mips_const_vector_same_int_p): Likewise.
19693 (mips_const_vector_shuffle_set_p): Likewise.
19694 (mips_symbol_insns): Forbid loading symbols via immediate for
19696 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
19698 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
19700 (mips_lx_address_p): Add support load indexed address for MSA.
19701 (mips_address_insns): Add calculation of instructions needed for
19702 stores and loads for MSA.
19703 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
19704 CONST_VECTOR for MSA and let it fall through.
19705 (mips_ldst_scaled_shift): New function.
19706 (mips_subword_at_byte): Likewise.
19707 (mips_msa_idiv_insns): Likewise.
19708 (mips_legitimize_move): Validate MSA moves.
19709 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
19710 calculation of costs for MSA division.
19711 (mips_split_move_p): Check if MSA moves need splitting.
19712 (mips_split_move): Split MSA moves if necessary.
19713 (mips_split_128bit_move_p): New function.
19714 (mips_split_128bit_move): Likewise.
19715 (mips_split_msa_copy_d): Likewise.
19716 (mips_split_msa_insert_d): Likewise.
19717 (mips_split_msa_fill_d): Likewise.
19718 (mips_output_move): Handle MSA moves.
19719 (mips_expand_msa_branch): New function.
19720 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
19721 Reinstate 'y' modifier.
19722 (mips_file_start): Add MSA .gnu_attribute.
19723 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
19725 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
19726 (mips_class_max_nregs): Add register size for MSA supported mode.
19727 (mips_cannot_change_mode_class): Allow conversion between MSA
19728 vector modes and TImode.
19729 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
19731 (mips_secondary_reload_class): Force MSA loads/stores via memory.
19732 (mips_preferred_simd_mode): Add preffered modes for MSA.
19733 (mips_vector_mode_supported_p): Add MSA supported modes.
19734 (mips_autovectorize_vector_sizes): New function.
19735 (mips_msa_output_division): Likewise.
19736 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
19737 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
19738 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
19739 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
19740 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
19741 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
19742 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
19743 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
19744 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
19745 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
19746 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
19747 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
19748 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
19749 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
19750 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
19751 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
19752 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
19753 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
19754 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
19755 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
19756 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
19757 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
19758 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
19759 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
19760 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
19761 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
19762 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
19763 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
19764 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
19765 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
19766 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
19767 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
19768 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
19769 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
19770 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
19771 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
19772 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
19773 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
19774 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
19775 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
19776 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
19777 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
19778 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
19779 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
19780 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19781 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19782 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19783 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19784 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19785 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19786 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19787 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19788 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
19789 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
19790 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
19791 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
19792 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
19793 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
19794 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
19795 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
19796 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
19797 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
19798 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
19799 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
19800 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
19801 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
19802 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
19803 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
19804 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
19805 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
19806 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
19807 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
19808 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
19809 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
19810 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
19811 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
19812 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
19813 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
19814 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
19815 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
19816 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
19817 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
19818 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
19819 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
19820 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
19821 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
19822 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
19823 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
19824 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
19825 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
19826 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
19827 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
19828 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
19829 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
19830 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
19831 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
19832 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
19833 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
19834 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
19835 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
19836 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
19837 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
19838 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
19839 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
19840 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
19841 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
19842 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
19843 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
19844 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
19845 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
19846 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
19847 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
19848 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
19849 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
19850 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
19851 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
19852 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
19853 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
19854 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
19855 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
19856 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
19857 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
19858 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
19859 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
19860 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
19861 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
19862 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
19863 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
19864 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
19865 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
19866 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
19867 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
19868 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
19869 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
19870 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
19871 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
19872 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
19873 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
19874 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
19875 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
19876 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
19877 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
19878 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
19879 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
19880 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
19881 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
19882 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
19883 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
19884 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
19885 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
19886 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
19888 (mips_get_builtin_decl_index): New array.
19889 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
19890 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
19891 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
19892 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
19893 (mips_init_builtins): Initialize mips_get_builtin_decl_index
19895 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
19897 (mips_expand_builtin_insn): Prepare operands for
19898 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
19899 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
19900 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
19901 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
19902 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
19903 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
19904 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
19905 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
19906 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
19907 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
19908 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
19909 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
19910 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
19911 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
19912 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
19913 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
19914 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
19915 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
19916 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
19917 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
19918 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
19919 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
19920 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
19921 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
19922 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
19923 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
19924 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
19925 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
19926 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
19927 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
19928 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
19929 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
19930 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
19931 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
19932 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
19933 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
19934 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
19935 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
19936 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
19937 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
19938 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
19939 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
19940 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
19941 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
19942 These are set implicitly and an error is reported if overridden.
19943 (mips_expand_builtin_msa_test_branch): New function.
19944 (mips_expand_msa_shuffle): Likewise.
19945 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
19946 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
19947 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
19948 (mips_expand_vec_unpack): Add support for MSA.
19949 (mips_expand_vector_init): Likewise.
19950 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
19951 instead of const0_rtx.
19952 (mips_msa_vec_parallel_const_half): New function.
19953 (mips_gen_const_int_vector): Likewise.
19954 (mips_gen_const_int_vector_shuffle): Likewise.
19955 (mips_expand_msa_cmp): Likewise.
19956 (mips_expand_vec_cond_expr): Likewise.
19957 * config/mips/mips.h
19958 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
19959 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
19961 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
19962 (ISA_HAS_MSA): New macro.
19963 (UNITS_PER_MSA_REG): Likewise.
19964 (BITS_PER_MSA_REG): Likewise.
19965 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
19966 (MSA_REG_FIRST): New macro.
19967 (MSA_REG_LAST): Likewise.
19968 (MSA_REG_NUM): Likewise.
19969 (MSA_REG_P): Likewise.
19970 (MSA_REG_RTX_P): Likewise.
19971 (MSA_SUPPORTED_MODE_P): Likewise.
19972 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
19973 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
19974 * config/mips/mips.md: Include mips-msa.md.
19975 (alu_type): Add simd_add.
19976 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
19977 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
19978 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
19979 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
19980 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
19981 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
19982 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
19983 simd_move, simd_load, simd_store. Choose "multi" for moves
19985 (qword_mode): New attribute.
19986 (insn_count): Add instruction count for quad moves.
19987 Increase the count for MIPS SIMD division.
19988 (UNITMODE): Add UNITMODEs for vector types.
19989 (addsub): New code iterator.
19990 * config/mips/mips.opt (mmsa): New option.
19991 * config/mips/msa.h: New file.
19992 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
19994 * config/mips/mti-linux.h: Likewise.
19995 * config/mips/predicates.md
19996 (const_msa_branch_operand): New constraint.
19997 (const_uimm3_operand): Likewise.
19998 (const_uimm4_operand): Likewise.
19999 (const_uimm5_operand): Likewise.
20000 (const_uimm8_operand): Likewise.
20001 (const_imm5_operand): Likewise.
20002 (aq10b_operand): Likewise.
20003 (aq10h_operand): Likewise.
20004 (aq10w_operand): Likewise.
20005 (aq10d_operand): Likewise.
20006 (const_m1_operand): Likewise.
20007 (reg_or_m1_operand): Likewise.
20008 (const_exp_2_operand): Likewise.
20009 (const_exp_4_operand): Likewise.
20010 (const_exp_8_operand): Likewise.
20011 (const_exp_16_operand): Likewise.
20012 (const_vector_same_val_operand): Likewise.
20013 (const_vector_same_simm5_operand): Likewise.
20014 (const_vector_same_uimm5_operand): Likewise.
20015 (const_vector_same_uimm6_operand): Likewise.
20016 (const_vector_same_uimm8_operand): Likewise.
20017 (par_const_vector_shf_set_operand): Likewise.
20018 (reg_or_vector_same_val_operand): Likewise.
20019 (reg_or_vector_same_simm5_operand): Likewise.
20020 (reg_or_vector_same_uimm6_operand): Likewise.
20021 * doc/extend.texi (MIPS SIMD Architecture Functions): New
20023 * doc/invoke.texi (-mmsa): Document new option.
20025 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20027 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
20028 * configure: Regenerate.
20029 * config.in: Regenerate.
20030 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
20031 on -fvtable-verify.
20032 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
20033 (ENDFILE_VTV_SPEC): Define.
20035 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
20037 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
20038 registers in all interrupt handlers if necessary.
20039 (rl78_option_override): Add warning.
20040 (MUST_SAVE_MDUC_REGISTERS): New macro.
20041 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
20042 * config/rl78/rl78.c (check_mduc_usage): New function.
20043 (mduc_regs): New structure to hold MDUC register data.
20044 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
20045 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
20046 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
20047 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
20048 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
20049 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
20051 2016-05-09 Bin Cheng <bin.cheng@arm.com>
20053 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
20054 (tree-ssa-loop-niter.h): Ditto.
20055 (idx_within_array_bound, ref_within_array_bound): New functions.
20056 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
20057 Factor out check on writable base object to ...
20058 (base_object_writable): ... here.
20060 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20062 * config/arm/arm.md (probe_stack): Add modes to set source
20065 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
20067 * regrename.c (base_reg_class_for_rename): New static function.
20068 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
20070 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
20072 * cgraph.c (thunk_adjust): Export.
20073 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
20074 * cgraphunit.c (thunk_adjust): Export.
20075 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
20077 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
20079 * tree-inline.c (expand_call_inline): Expand thunks inline.
20081 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
20084 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
20085 (*sse2_vd_cvtss2sd): Ditto.
20086 * config/i386/i386.md
20087 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
20088 Generate *sse2_vd_cvtsd2ss pattern.
20089 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
20090 Generate *sse2_vd_cvtss2sd pattern.
20092 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
20094 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
20095 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
20098 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
20100 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
20101 * config/sh/sh.c: Define and declare variables on first use throughout
20103 (current_function_interrupt): Change to bool type.
20104 (frame_insn): Rename to emit_frame_insn and update users.
20105 (push_regs): Use bool for 'interrupt_handler' argument.
20106 (save_schedule_s): Remove.
20107 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
20108 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
20109 targetm.asm_out.unaligned_op.di.
20110 (gen_far_branch): Remove redundant forward declaration.
20111 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
20112 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
20113 (sh_set_return_address, sh_function_ok_for_sibcall,
20114 scavenge_reg): Update comments.
20115 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
20116 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
20117 (sh_attr_renesas_p): Remove unnecessary parentheses.
20118 (branch_dest): Simplify.
20119 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
20120 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
20121 (CUMULATIVE_ARGS): Change macro to typedef.
20122 (current_function_interrupt): Change to bool type.
20123 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
20124 Surround with __cplusplus ifdef.
20125 (sh_compare_op0, sh_compare_op1): Remove.
20126 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
20128 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
20130 * config/arm/arm.md: (arch): Add neon.
20131 (arch_enabled): Return yes for arch neon when TARGET_NEON.
20132 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
20133 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
20134 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
20135 attributes for alt renumbering. Mark alt 3 as non-predicable.
20136 (thumb2_movdf_vfp): Likewise.
20138 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
20140 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
20141 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
20142 (*andqi_1): Add preferred_for_speed attribute to disparage
20143 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
20144 (*<code>qi_1): Ditto.
20145 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
20146 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
20147 (*ashlqi3_1): Ditto.
20148 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
20149 Add preferred_for_size attribute to disparage alternative 0 and
20150 preferred_for_speed attribute to disparage alternative 1 for
20151 TARGET_PARTIAL_REG_STALL targets.
20153 2016-05-07 Tom de Vries <tom@codesourcery.com>
20155 PR tree-optimization/70956
20156 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
20159 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
20161 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
20162 * config/sh/sh.c (sh_cbranch_distance): Implement it.
20163 * config/sh/sh.md (branch_zero): Remove define_attr.
20164 (define_delay): Disable delay slot if branch distance is one insn.
20166 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20168 * config/i386/i386.md (LEAMODE): New mode attribute.
20169 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
20170 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
20171 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
20172 operand 2 predicate.
20173 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
20174 (*lea<mode>_general_3): Ditto.
20175 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
20177 2016-05-06 Jakub Jelinek <jakub@redhat.com>
20179 * genmddump.c (main): Convert argv from char ** to const char **.
20181 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20183 * coretypes.h (OVERRIDE): New macro.
20184 (FINAL): New macro.
20186 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
20188 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
20189 allow coalescing if the types are compatible.
20191 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20193 * pass_manager.h (pass_manager::register_pass_name): New method.
20194 (pass_manager::get_pass_by_name): New method.
20195 (pass_manager::create_pass_tab): New method.
20196 (pass_manager::m_name_to_pass_map): New field.
20197 * passes.c (name_to_pass_map): Delete global in favor of field
20198 "m_name_to_pass_map" of pass_manager.
20199 (register_pass_name): Rename from a function to...
20200 (pass_manager::register_pass_name): ...this method, updating
20201 for renaming of global "name_to_pass_map" to field
20202 "m_name_to_pass_map".
20203 (create_pass_tab): Rename from a function to...
20204 (pass_manager::create_pass_tab): ...this method, updating
20205 for renaming of global "name_to_pass_map" to field.
20206 (get_pass_by_name): Rename from a function to...
20207 (pass_manager::get_pass_by_name): ...this method.
20208 (enable_disable_pass): Convert use of get_pass_by_name to
20209 a method call, locating the pass_manager singleton.
20211 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20213 * genattr-common.c (main): Convert argv from char ** to const char **.
20214 * genattr.c (main): Likewise.
20215 * genattrtab.c (main): Likewise.
20216 * genautomata.c (initiate_automaton_gen): Likewise.
20218 * gencodes.c (main): Likewise.
20219 * genconditions.c (main): Likewise.
20220 * genconfig.c (main): Likewise.
20221 * genconstants.c (main): Likewise.
20222 * genemit.c (main): Likewise.
20223 * genenums.c (main): Likewise.
20224 * genextract.c (main): Likewise.
20225 * genflags.c (main): Likewise.
20226 * genmddeps.c (main): Likewise.
20227 * genopinit.c (main): Likewise.
20228 * genoutput.c (main): Likewise.
20229 * genpeep.c (main): Likewise.
20230 * genpreds.c (main): Likewise.
20231 * genrecog.c (main): Likewise.
20232 * gensupport.c (init_rtx_reader_args_cb): Likewise.
20233 (init_rtx_reader_args): Likewise.
20234 * gensupport.h (init_rtx_reader_args_cb): Likewise.
20235 (init_rtx_reader_args): Likewise.
20236 * gentarget-def.c (main): Likewise.
20237 * read-md.c (read_md_files): Likewise.
20238 * read-md.h (read_md_files): Likewise.
20240 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20242 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
20243 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
20244 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
20245 Remove unused predicate.
20246 (register_and_not_fp_reg_operand): Ditto.
20248 2016-05-06 Martin Liska <mliska@suse.cz>
20250 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
20251 instead of vec as the vector is local to the function.
20253 2016-05-06 Jakub Jelinek <jakub@redhat.com>
20255 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
20256 avx512bw alternative.
20258 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
20259 before the ashr<mode>3 pattern.
20261 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
20262 v instead of x in vex or maybe_vex alternatives, use
20263 maybe_evex instead of vex in prefix.
20265 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
20266 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
20267 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
20268 in vex or maybe_vex alternatives, use maybe_evex instead of vex
20271 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
20272 v instead of x in vex or maybe_vex alternatives, use
20273 maybe_evex instead of vex in prefix.
20275 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
20276 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
20277 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
20278 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
20279 alternatives, use maybe_evex instead of vex in prefix.
20281 * config/i386/sse.md (vec_interleave_lowv4sf,
20282 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
20283 v instead of x in vex or maybe_vex alternatives, use
20284 maybe_evex instead of vex in prefix.
20286 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
20287 v instead of x in vex or maybe_vex alternatives, use
20288 maybe_evex instead of vex in prefix.
20290 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
20291 v constraint instead of x.
20293 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
20295 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
20296 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
20299 2016-05-06 Richard Biener <rguenther@suse.de>
20301 PR tree-optimization/70948
20302 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
20303 Properly clobber all fields of va_list for __builtin_va_start.
20305 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
20308 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
20309 loop latch destination.
20311 2016-05-06 Martin Liska <mliska@suse.cz>
20313 * tree-ssa-uninit.c: Apply manual changes
20314 to the GNU coding style.
20315 (prune_uninit_phi_opnds): Rename from
20316 prune_uninit_phi_opnds_in_unrealizable_paths.
20318 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20320 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
20321 mspace): Remove deprecated options.
20322 * doc/invoke.texi (SH options): Remove -mspace.
20324 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20326 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
20328 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20330 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
20331 corresponding combine split pattern.
20333 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20336 * config/sh/predicates.md (long_displacement_mem_operand): New.
20337 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
20338 Add movi20, movi20s alternatives. Adjust length attribute for
20340 (movsi_ie): Allow for any FPU. Adjust length attribute for
20342 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
20343 attribute for alternatives.
20344 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
20345 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
20346 length attribute for alternatives.
20348 2016-05-06 Richard Biener <rguenther@suse.de>
20350 PR tree-optimization/70960
20351 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
20353 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20356 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
20357 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
20359 2016-05-06 Marek Polacek <polacek@redhat.com>
20362 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
20364 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20367 * config/sh/sh.md (*rotcr): Add another variant.
20369 2016-05-06 Richard Biener <rguenther@suse.de>
20371 PR middle-end/70931
20372 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
20374 2016-05-06 Richard Biener <rguenther@suse.de>
20376 PR middle-end/70941
20377 * fold-const.c (split_tree): Always convert to the original type
20380 2016-05-06 Richard Biener <rguenther@suse.de>
20382 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
20383 (fwprop_addr): Likewise.
20385 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20388 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
20390 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
20391 * config/i386/i386.md (push mem splitter): Use find_constant_src in
20392 the splitter condition.
20393 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
20394 the splitter condition.
20395 (FP float_extend load splitter): Ditto.
20397 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
20399 * config/i386/i386.md (peehole2 patterns): Change true_regnum
20400 to REGNO in all peephole2 patterns.
20401 (post-reload splitters): Change true_regnum to REGNO in
20402 post-reload splitters.
20403 (zero_extend splitters): Use general_reg_operand and
20404 nonimmediate_gr_operand predicates.
20406 2016-05-05 Jakub Jelinek <jakub@redhat.com>
20408 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
20409 v constraint instead of x.
20411 2016-05-05 Alan Modra <amodra@gmail.com>
20414 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
20415 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
20416 TARGET_NO_FP_IN_TOC for -mrelocatable.
20417 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
20418 TARGET_RELOCATABLE test.
20419 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20420 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20421 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20422 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20423 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20424 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20425 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20426 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20427 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
20428 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20430 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
20431 (rs6000_stack_info): Likewise.
20432 (rs6000_elf_asm_out_constructor): Likewise.
20433 (rs6000_elf_asm_out_destructor): Likewise.
20434 (rs6000_elf_declare_function_name): Likewise.
20435 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
20436 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
20439 2016-05-05 Alan Modra <amodra@gmail.com>
20441 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
20443 2016-05-05 Alan Modra <amodra@gmail.com>
20445 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
20446 out-of-line gpr restore for one or two regs if that would add
20449 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
20452 * config/i386/i386.md
20453 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
20454 Change to post-epilogue_completed late splitter. Use sse_reg_operand
20455 as operand 0 predicate.
20456 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
20458 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
20459 Ditto. Emit the pattern using RTX.
20461 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
20462 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
20463 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
20464 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
20466 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
20467 sse_reg_operand as operand 0 predicate.
20469 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
20470 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
20471 instead of gen_rtx_REG.
20472 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
20475 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20477 * function.c (emit_use_return_register_into_block): Delete.
20478 (gen_return_pattern): Delete.
20479 (emit_return_into_block): Delete.
20480 (active_insn_between): Delete.
20481 (convert_jumps_to_returns): Delete.
20482 (emit_return_for_exit): Delete.
20483 (thread_prologue_and_epilogue_insns): Delete all code dealing with
20484 simple_return for shrink-wrapped blocks.
20485 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
20486 end of blocks that need one.
20487 (get_unconverted_simple_return): Delete.
20488 (convert_to_simple_return): Delete.
20489 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
20490 (convert_to_simple_return): Ditto.
20492 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20494 * cfgcleanup.c (bb_is_just_return): New function.
20495 (try_optimize_cfg): Simplify jumps to return, branches to return,
20496 and branches around return.
20498 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20500 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
20501 branch to a return.
20503 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20507 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
20508 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
20509 assert flags & OEP_HASH_CHECK, instead of asserting it
20510 never happens. Handle TARGET_EXPR.
20511 * fold-const.c (operand_equal_p): For hash verification,
20512 or in OEP_HASH_CHECK into flags.
20514 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
20516 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
20518 (compute_samebase_partition_bases): Fix typo.
20520 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20522 * config/i386/sse.md (vec_interleave_highv8sf,
20523 vec_interleave_lowv8sf, vec_interleave_highv4df,
20524 vec_interleave_lowv4df): Remove constraints from expanders.
20526 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
20528 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20530 * tree-inline.c (expand_call_inline): Fix path dealing with
20531 making lhs of call statement undefined.
20533 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20535 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
20536 Check availability on NODE, too.
20537 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
20538 (cgraph_node::call_for_symbol_and_aliases): Likewise.
20539 (varpool_node::call_for_symbol_and_aliase): Likewise.
20540 * ipa-pure-const.c (add_new_function): Analyze all bodies.
20541 (propagate_pure_const): Propagate across interposable functions, too.
20542 (skip_function_for_local_pure_const): Do not skip interposable bodies
20544 (pass_local_pure_const::execute): Update.
20546 2016-05-04 Marek Polacek <polacek@redhat.com>
20548 * doc/invoke.texi: Document -Wdangling-else.
20550 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
20552 * config.gcc: Error out when conflicting multilib is detected. Do not
20553 loop over multilibs since no combination is legal.
20555 2016-05-04 Alan Modra <amodra@gmail.com>
20557 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
20558 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
20559 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20562 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
20564 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
20565 Clean up p5600 comments.
20567 2016-05-04 Richard Biener <rguenther@suse.de>
20569 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
20570 constructor simplifications.
20571 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
20573 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
20575 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
20576 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
20577 result.set_rtx is null instead of aborting.
20578 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
20580 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
20581 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
20582 *mov<mode>_store_postinc): New patterns.
20584 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
20586 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
20587 as commutative. Check both conversions are NOP.
20588 ((A & B) OP (C & B)): Remove.
20590 2016-05-04 Alan Modra <amodra@gmail.com>
20592 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
20594 2016-05-04 Alan Modra <amodra@gmail.com>
20597 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
20598 when cr2,3,4 are all fixed regs.
20600 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
20602 PR rtl-optimization/57193
20603 * opts.c (default_options_table): Revert OPT_frename_registers change.
20604 * doc/invoke.texi (-frename-registers, -O2): Likewise.
20606 2016-05-03 Martin Sebor <msebor@redhat.com>
20609 * builtins.c (fold_builtin_FILE): New function.
20610 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
20611 (fold_builtin_0): Call them.
20612 * gimplify.c (gimplify_call_expr): Remove the handling of
20613 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
20616 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
20617 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
20621 * doc/extend.texi (Function Names as Strings): Update __func__,
20622 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
20625 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20626 Richard Biener <rguenther@suse.de>
20628 PR tree-optimization/70916
20629 * tree-if-conv.c: Include cfganal.h.
20630 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
20631 and remove_fake_exit_edges around the optimization pass.
20633 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
20635 * cgraph.c (symbol_table::create_edge): Set inline_failed.
20636 (cgraph_edge::make_direct): Likewise.
20637 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
20638 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
20639 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
20640 (CIF_THUNK): New code.
20641 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
20642 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
20643 (compute_inline_parameters): Set inline_failed for thunks.
20644 (inline_analyze_function): Cleanup.
20645 * ipa-inline.c (can_inline_edge_p): Do not deal with
20646 call_stmt_cannot_inline_p.
20647 (can_early_inline_edge_p): Likewise.
20648 (early_inliner): Initialize inline_failed.
20649 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
20651 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
20653 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
20654 from nonimm_ssenomem_operand.
20655 (nonimm_ssenomem_operand): New predicate.
20656 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
20657 as operand 0 predicate.
20658 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
20659 Disable unsupported alternatives using "enabled" attribute.
20660 Use register_ssemem_operand as operand 0 predicate.
20661 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
20663 2016-05-03 Marek Polacek <polacek@redhat.com>
20666 * input.c (expansion_point_location): New function.
20667 * input.h (expansion_point_location): Declare.
20669 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
20671 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
20672 occurence with frame_offset_ ones.
20674 2016-05-03 Alan Modra <amodra@gmail.com>
20676 PR rtl-optimization/70890
20677 * ira.c (combine_and_move_insns): When moving def_insn, remove
20678 equivs on use_insn.
20680 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
20682 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
20683 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
20684 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
20685 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
20687 2016-05-03 Alan Modra <amodra@gmail.com>
20689 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
20690 for SAVE_MULTIPLE/STORE_MULTIPLE.
20692 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20694 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
20695 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
20697 2016-05-03 Richard Biener <rguenther@suse.de>
20699 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
20701 (gimplify_arg): Likewise.
20702 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
20703 re-writing the result to a decl if required.
20704 (internal_get_tmp_var): Add allow_ssa parameter
20705 and override into_ssa with it.
20706 (get_formal_tmp_var): Adjust.
20707 (get_initialized_tmp_var): Add allow_ssa parameter.
20708 (gimplify_arg): Add allow_ssa parameter and avoid generating
20709 SSA names for the result false.
20710 (gimplify_call_expr): If the call may return twice do not
20711 gimplify parameters into SSA.
20712 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
20713 (gimplify_modify_expr): Adjust assert. For noreturn calls
20714 with a SSA name LHS adjust its def.
20715 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
20716 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
20717 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
20718 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
20719 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
20720 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
20721 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
20722 (optimize_target_teams): Do not allow SSA names for clause operands.
20723 (gimplify_expr): Likewise for where we mark the result addressable.
20724 * passes.def (pass_init_datastructures): Remove.
20725 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
20726 (rewrite_stmt): Likewise.
20727 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
20728 (replace_locals_op): Replace SSA names.
20729 (copy_gimple_seq_and_replace_locals): Init src_cfun.
20730 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
20731 * cgraph.c (release_function_body): Free CFG annotations only
20732 when we have a CFG. Simplify.
20733 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
20734 force_gimple_operand instead of get_initialized_tmp_var.
20735 * tree-pass.h (make_pass_init_datastructures): Remove.
20736 * tree-ssa.c (execute_init_datastructures): Remove.
20737 (pass_data_init_datastructures): Likewise.
20738 (class pass_init_datastructures): Likewise.
20739 (make_pass_init_datastructures): Likewise.
20740 * omp-low.c (create_omp_child_function): Init SSA data structures.
20741 (grid_expand_target_grid_body): Likewise.
20742 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
20743 name before adding it to names_to_release.
20744 (remove_bb): Always release SSA defs.
20745 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
20746 before dereferencing it.
20747 * cgraphunit.c (init_lowered_empty_function): Always
20748 int SSA data structures.
20749 * tree-ssanames.c (release_defs): Remove assert that we are in
20751 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
20753 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20754 Uros Bizjak <ubizjak@gmail.com>
20756 PR rtl-optimization/70467
20757 * config/i386/predicates.md (x86_64_hilo_int_operand,
20758 x86_64_hilo_general_operand): New predicates.
20759 * config/i386/constraints.md (Wd): New constraint.
20760 * config/i386/i386.md (mode attr di): Use Wd instead of e.
20761 (general_hilo_operand): New mode attr.
20762 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
20763 instead of <general_operand>.
20764 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
20765 x86_64_hilo_general_operand instead of <general_operand>.
20767 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20769 PR tree-optimization/70916
20770 * tree-if-conv.c (constant_or_ssa_name): Removed.
20771 (fold_build_cond_expr): Use is_gimple_val instead of
20772 constant_or_ssa_name.
20774 PR tree-optimization/70916
20775 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
20776 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
20779 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
20780 (optimize_atomic_bit_test_and): New function.
20781 (pass_fold_builtins::execute): Use it.
20782 * optabs.def (atomic_bit_test_and_set_optab,
20783 atomic_bit_test_and_complement_optab,
20784 atomic_bit_test_and_reset_optab): New optabs.
20785 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
20786 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
20787 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
20788 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
20789 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
20790 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
20791 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
20792 * doc/md.texi (atomic_bit_test_and_set@var{mode},
20793 atomic_bit_test_and_complement@var{mode},
20794 atomic_bit_test_and_reset@var{mode}): Document.
20795 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
20796 atomic_bit_test_and_complement<mode>,
20797 atomic_bit_test_and_reset<mode>): New expanders.
20798 (atomic_bit_test_and_set<mode>_1,
20799 atomic_bit_test_and_complement<mode>_1,
20800 atomic_bit_test_and_reset<mode>_1): New insns.
20802 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
20804 PR rtl-optimization/70687
20805 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
20806 instead of unsigned HOST_WIDE_INT.
20808 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
20810 PR rtl-optimization/44281
20811 * hard-reg-set.h (struct target_hard_regs): New field
20812 x_fixed_nonglobal_reg_set.
20813 (fixed_nonglobal_reg_set): New macro.
20814 * reginfo.c (init_reg_sets_1): Initialize it.
20815 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
20817 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
20819 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20821 PR tree-optimization/56541
20822 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
20823 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
20824 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
20825 (any_complicated_phi): new static variable.
20826 (aggressive_if_conv): delete.
20827 (if_convertible_phi_p): support phis with more than two arguments.
20828 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
20829 critical pred edges.
20830 (ifcvt_split_critical_edges): support phis with more than two
20831 arguments by checking new parameter. only split critical edges
20833 (tree_if_conversion): handle simd pragma marked loop using new
20834 local variable aggressive_if_conv. check any_complicated_phi.
20836 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20838 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
20841 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20843 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
20846 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
20848 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
20849 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
20850 define_insn_and_split.
20851 (mulsi3_i): New define_insn_and_split.
20852 (mulsi3_call): Convert to define_insn.
20853 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
20854 Remove constraints.
20856 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20858 * machmode.h (mode_complex): Add support to give the complex mode
20860 (GET_MODE_COMPLEX_MODE): Likewise.
20861 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
20862 stored by build_complex_type and gfc_build_complex_type instead of
20863 trying to figure out the appropriate mode based on the size. Raise
20864 an assertion error, if the type was not set.
20865 * genmodes.c (struct mode_data): Add field for the complex type of
20867 (blank_mode): Likewise.
20868 (make_complex_modes): Remember the complex mode created in the
20870 (emit_mode_complex): Write out the mode_complex array to map a
20871 type mode to the complex version.
20872 (emit_insn_modes_c): Likewise.
20873 * tree.c (build_complex_type): Set the complex type to use before
20874 calling layout_type.
20875 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
20876 support for __float128 complex datatypes.
20877 (rs6000_hard_regno_mode_ok): Likewise.
20878 (rs6000_setup_reg_addr_masks): Likewise.
20879 (rs6000_complex_function_value): Likewise.
20880 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
20881 __float128 and __ibm128 complex.
20882 (FLOAT128_IBM_P): Likewise.
20883 (ALTIVEC_ARG_MAX_RETURN): Likewise.
20884 * doc/extend.texi (Additional Floating Types): Document that
20885 -mfloat128 must be used to enable __float128. Document complex
20886 __float128 and __ibm128 support.
20888 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20891 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
20892 char/short arguments promoted to int because of promote_prototypes.
20894 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20896 * config/i386/predicates.md (register_ssemem_operand): New predicate.
20897 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
20898 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
20899 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
20900 alternatives using "enabled" attribute. Use register_ssemem_operand
20901 as operand 1 predicate.
20902 (*cmpi<unord>xf_i387): Split XFmode pattern from
20903 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
20904 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
20905 *absneg<mode>2_i387. Disable unsupported alternatives using
20906 "enabled" attribute.
20907 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
20909 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20911 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
20913 (oacc_loop_process): Check mask for loop termination.
20915 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20917 * cif-code.def (CIF_THUNK): Add.
20918 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
20921 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20923 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
20924 (dump_inline_summary): Dump it.
20925 (fp_expression_p): New predicate.
20926 (estimate_function_body_sizes): Use it.
20927 (inline_merge_summary): Merge fp_expressions.
20928 (inline_read_section): Read fp_expressions.
20929 (inline_write_summary): Write fp_expressions.
20930 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
20931 codegen boundary if either caller or callee is !fp_expressions.
20932 * ipa-inline.h (inline_summary): Add fp_expressions.
20933 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
20934 to fp_expressions be sure the fp generation flags are updated.
20936 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20938 PR rtl-optimization/70467
20939 * cse.c (cse_insn): Handle no-op MEM moves after folding.
20941 PR rtl-optimization/70467
20942 * ipa-pure-const.c (check_call): Handle internal calls even in
20943 ipa mode like in local mode.
20945 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
20947 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
20949 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20951 * match.pd (X u< X, X u> X): New transformations.
20953 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20955 * flag-types.h (enum warn_strict_overflow_code): Move ...
20956 * coretypes.h: ... here.
20957 * fold-const.h (fold_overflow_warning): Declare.
20958 * fold-const.c (fold_overflow_warning): Make non-static.
20959 (fold_comparison): Move the transformation of X +- C1 CMP C2
20960 into X CMP C2 -+ C1 ...
20961 * match.pd: ... here.
20962 * gimple-fold.c (fold_stmt_1): Protect with
20963 fold_defer_overflow_warnings.
20965 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20967 * omp-low.c (struct oacc_loop): Add 'inner' field.
20968 (new_oacc_loop_raw): Initialize it to zero.
20969 (oacc_loop_fixed_partitions): Initialize it.
20970 (oacc_loop_auto_partitions): Partition outermost loop to outermost
20971 available partitioning.
20973 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20975 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
20977 (umulsidi3): Likewise.
20978 (indirect_jump): Fix jump instruction assembly patterns.
20980 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
20983 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
20984 (nvptx_function_value): Assert non-NULL cfun.
20986 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
20988 PR rtl-optimization/70886
20989 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
20991 * cselib.h (rtx_equal_for_cselib_1): Declare.
20992 (rtx_equal_for_cselib_p: New inline function.
20993 * cselib.c (rtx_equal_for_cselib_p): Delete.
20994 (rtx_equal_for_cselib_1): Make public.
20996 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20998 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
20999 (register_mixssei387nonimm_operand): Remove predicate.
21000 * config/i386/i386.md (*fop_<mode>_comm): Merge from
21001 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
21002 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
21003 for TARGET_MIX_SSE_I387 alternatives.
21004 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
21005 Disable unsupported alternatives using "enabled" attribute. Use
21006 nonimm_ssenomem_operand as operand 1 predicate. Also check
21007 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
21009 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21011 * tree.c (cst_and_fits_in_hwi): Simplify.
21013 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21015 * tree.h (wi::to_wide): New function.
21016 * expr.c (expand_expr_real_1): Use wi::to_wide.
21017 * fold-const.c (int_const_binop_1): Likewise.
21018 (extract_muldiv_1): Likewise.
21020 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21022 * wide-int.h: Update offset_int and widest_int documentation.
21023 (WI_SIGNED_SHIFT_RESULT): New macro.
21024 (wi::binary_shift): Define signed_shift_result_type for
21025 shifts on offset_int- and widest_int-like types.
21026 (generic_wide_int): Support <<= and >>= if << and >> are supported.
21027 * tree.h (int_bit_position): Use shift operators instead of wi::
21029 * alias.c (adjust_offset_for_component_ref): Likewise.
21030 * expr.c (get_inner_reference): Likewise.
21031 * fold-const.c (fold_comparison): Likewise.
21032 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
21033 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
21034 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21035 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
21036 (stmt_kills_ref_p): Likewise.
21037 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
21038 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
21039 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21040 (ao_ref_init_from_vn_reference): Likewise.
21042 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21044 * wide-int.h: Update offset_int and widest_int documentation.
21045 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
21046 (wi::binary_traits): Allow ordered comparisons between offset_int and
21047 offset_int, between widest_int and widest_int, and between either
21048 of these types and basic C types.
21049 (operator <, <=, >, >=): Define for the same combinations.
21050 * tree.h (tree_int_cst_lt): Use comparison operators instead
21051 of wi:: comparisons.
21052 (tree_int_cst_le): Likewise.
21053 * gimple-fold.c (fold_array_ctor_reference): Likewise.
21054 (fold_nonarray_ctor_reference): Likewise.
21055 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
21056 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
21057 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
21058 * tree-sra.c (completely_scalarize): Likewise.
21059 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
21060 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
21061 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
21062 (check_for_binary_op_overflow): Likewise.
21063 (search_for_addr_array): Likewise.
21064 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
21066 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21068 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
21069 (arc_save_restore): Likewise.
21070 (arc_dwarf_register_span): Likewise.
21071 (arc_output_pic_addr_const): Initialize suffix variable.
21073 2016-05-02 Martin Liska <mliska@suse.cz>
21075 * symbol-summary.h (function_summary::function_summary):
21076 Remove checking assert for all cgraph nodes.
21077 (function_summary::get): Check summary_uid.
21078 (symtab_insertion): Check summary_uid.
21080 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21082 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
21083 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
21084 bmaskn instruction.
21085 (arc_dwarf_register_span): Remove enum keyword.
21086 (compact_memory_operand_p): New function.
21087 * config/arc/arc.h (reg_class): Add code density register classes.
21088 (REG_CLASS_NAMES): Likewise.
21089 (REG_CLASS_CONTENTS): Likewise.
21090 * config/arc/arc.md (*movqi_insn): Add code density instructions.
21091 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
21092 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
21093 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
21094 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
21096 (h, Rcd, Rsd, Rzd): New register constraints.
21097 (T): Use compact_memory_operand_p function.
21098 * config/arc/predicates.md (compact_load_memory_operand): Remove.
21100 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
21102 * config/sh/sh.md (*negnegt, *movtt): Remove.
21104 2016-05-02 Marek Polacek <polacek@redhat.com>
21105 Tom de Vries <tom@codesourcery.com>
21107 PR tree-optimization/70700
21108 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
21109 bigger than FIRST_REF_NODE.
21111 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
21114 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
21116 (prepare_cbranch_operands): Don't use scratch register. Assume that
21117 function is used when pseudos can be created.
21118 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
21119 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
21120 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
21121 define_expand. Allow it only when pseudos can be created.
21122 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
21124 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
21126 * config/i386/constraints.md (BC): Only allow -1 operands.
21127 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
21128 Add "enabled" attribute. Update XI mode attribute calculation.
21129 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
21130 (*movoi_internal_avx): Update XI mode attribute calculation.
21131 (*movti_internal): Ditto.
21133 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21135 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
21136 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
21138 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
21140 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
21141 statement on instruction code. Remove trailing spaces.
21142 (altivec_expand_stv_builtin): Likewise.
21144 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21146 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
21147 (TARGET_FPU_DOUBLE): Simplify.
21148 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
21149 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
21150 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
21151 with 'TARGET_FPU_DOUBLE'.
21152 * config/sh/sh.md: Likewise.
21154 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
21156 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
21157 SH_DIV_STR_FOR_SIZE): Remove.
21158 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
21159 SH_DIV_STR_FOR_SIZE): Remove.
21161 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21163 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
21164 logical_reg_operand): Delete.
21165 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
21166 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
21167 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
21168 match_operand and match_test.
21169 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
21170 variables on their first use. Return bool values.
21171 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
21172 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
21173 arith_reg_operand for input operand. Remove empty constraints.
21175 (*xorsi3_compact): Rename to xorsi3.
21176 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
21177 (*zero_extend<mode>si2_disp_mem): Update comment.
21180 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
21182 * config/sh/t-sh: Remove SH5 support.
21183 * config.gcc: Likewise.
21184 * configure: Likewise.
21186 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21188 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
21190 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
21192 * config/sh/sh.c (register_sh_passes, sh_option_override,
21193 sh_print_operand, prepare_move_operands,
21194 sh_can_follow_jump): Remove TARGET_SH1 checks.
21195 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
21196 PROMOTE_MODE): Likewise.
21197 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
21200 2016-04-30 Alan Modra <amodra@gmail.com>
21202 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
21203 restoring when fixed_reg_p, but allow out-of-line or stmw save.
21204 Check for user regs later to avoid unnecessary looping over regs.
21205 Merge user reg check with non-saved reg check. Don't force
21206 inline VR restore when static chain used.
21207 (rs6000_frame_related): Omit eh_frame info for user regs when
21209 (fixed_regs_p): Delete.
21211 2016-04-30 Alan Modra <amodra@gmail.com>
21213 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
21214 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
21217 2016-04-30 Alan Modra <amodra@gmail.com>
21220 * config/rs6000/rs6000.c (fixed_reg_p): New function.
21221 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
21224 2016-04-30 Alan Modra <amodra@gmail.com>
21226 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
21227 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
21228 flag_pic test for Darwin.
21230 2016-04-30 Alan Modra <amodra@gmail.com>
21232 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
21233 throw_calls_crossed.
21234 (REG_FREQ_CALLS_CROSSED): Delete.
21235 (REG_N_THROWING_CALLS_CROSSED): Delete.
21236 * regstat.c (regstat_bb_compute_ri): Don't calculate
21237 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
21238 (dump_reg_info): Don't print call cross frequency.
21239 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
21240 and REG_N_THROWING_CALLS_CROSSED.
21242 2016-04-30 Alan Modra <amodra@gmail.com>
21244 * regs.h (struct reg_info_t): Delete live_length.
21245 (REG_LIVE_LENGTH): Delete macro.
21246 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
21247 local_live, local_processed and local_live_last_luid params.
21248 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
21250 (regstat_compute_ri): Adjust for above. Don't set
21252 (dump_reg_info): Don't print live length.
21253 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
21254 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
21255 Localize loop_depth var.
21257 2016-04-30 Alan Modra <amodra@gmail.com>
21259 * ira.c (enum valid_equiv): New.
21260 (validate_equiv_mem): Return enum.
21261 (update_equiv_mem): Create replacement in more cases.
21262 (add_store_equivs): Update validate_equiv_mem call.
21264 2016-04-30 Alan Modra <amodra@gmail.com>
21266 * ira.c (combine_and_move_insns): Rather than scanning insns,
21267 use DF infrastucture to find use and def insns.
21269 2016-04-30 Alan Modra <amodra@gmail.com>
21271 ira.c (combine_and_move_insns): Move invariant conditions..
21272 (ira.c): ..to here. Call combine_and_move_insns before
21273 add_store_equivs. Call grow_reg_equivs later. Allocate
21274 req_equiv later using max_reg_num() rather than global max_regno.
21275 (contains_replace_regs): Delete.
21276 (add_store_equivs): Remove contains_replace_regs test.
21278 2016-04-30 Alan Modra <amodra@gmail.com>
21280 * ira.c (struct equiv_mem_data): New.
21281 (equiv_mem, equiv_mem_modified): Delete static vars.
21282 (validate_equiv_mem_from_store): Use "data" param to communicate..
21283 (validate_equiv_mem): ..from here.
21285 2016-04-30 Alan Modra <amodra@gmail.com>
21287 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
21289 (update_reg_equivs): ..here. Move allocation and freeing of
21290 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
21291 end_alias_analysis to..
21294 2016-04-30 Alan Modra <amodra@gmail.com>
21296 * ira.c (pdx_subregs): Delete.
21297 (struct equivalence): Add pdx_subregs field.
21298 (set_paradoxical_subreg): Remove pdx_subregs param. Update
21299 pdx_subregs access.
21300 (update_equiv_regs): Don't create or free pdx_subregs. Update
21301 pdx_subregs access.
21303 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21305 * config/rs6000/altivec.h: Change definitions of vec_xl and
21307 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
21308 (LD_ELEMREV_V2DI): New.
21309 (LD_ELEMREV_V4SF): New.
21310 (LD_ELEMREV_V4SI): New.
21311 (LD_ELEMREV_V8HI): New.
21312 (LD_ELEMREV_V16QI): New.
21313 (ST_ELEMREV_V2DF): New.
21314 (ST_ELEMREV_V2DI): New.
21315 (ST_ELEMREV_V4SF): New.
21316 (ST_ELEMREV_V4SI): New.
21317 (ST_ELEMREV_V8HI): New.
21318 (ST_ELEMREV_V16QI): New.
21321 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21322 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
21323 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
21324 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
21325 (altivec_expand_builtin): Add handling for
21326 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
21327 (rs6000_invalid_builtin): Add error-checking for
21328 RS6000_BTM_P9_VECTOR.
21329 (altivec_init_builtins): Define builtins used to implement vec_xl
21331 (rs6000_builtin_mask_names): Define power9-vector.
21332 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
21333 (RS6000_BTM_P9_VECTOR): Define.
21334 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
21335 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
21336 (vsx_ld_elemrev_v2df): Likewise.
21337 (vsx_ld_elemrev_v4sf): Likewise.
21338 (vsx_ld_elemrev_v4si): Likewise.
21339 (vsx_ld_elemrev_v8hi): Likewise.
21340 (vsx_ld_elemrev_v16qi): Likewise.
21341 (vsx_st_elemrev_v2df): Likewise.
21342 (vsx_st_elemrev_v2di): Likewise.
21343 (vsx_st_elemrev_v4sf): Likewise.
21344 (vsx_st_elemrev_v4si): Likewise.
21345 (vsx_st_elemrev_v8hi): Likewise.
21346 (vsx_st_elemrev_v16qi): Likewise.
21347 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
21350 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
21352 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
21354 (simplify_control_stmt_condition_1): ... here. Recurse into
21355 BIT_AND_EXPRs and BIT_IOR_EXPRs.
21357 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
21360 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
21361 (zero_extendqi<mode>2_dot): Revert earlier conversion from
21362 define_insn_and_split to define_insn.
21363 (zero_extendqi<mode>2_dot2): Same.
21364 (extendqi<mode>2_dot): Same.
21365 (extendqi<mode>2_dot2): Same.
21367 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21369 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
21370 (probe_stack): New expander.
21371 (probe_stack_<mode>): New insn pattern.
21373 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21375 * config/i386/i386.md
21376 (operations with memory inputs setting flags peephole2):
21377 Remove uneeded REG_P checks. Cleanup pattern generation.
21379 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
21381 * tree-vect-loop.c (vect_transform_loop): Fix
21382 nb_iterations_upper_bound computation for vectorized loop.
21384 2016-04-29 Marek Polacek <polacek@redhat.com>
21385 Jakub Jelinek <jakub@redhat.com>
21388 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
21389 TARGET_EXPR_SLOT as a base.
21391 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
21393 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
21394 with 'rCm2' constraints to limit possible immediate size.
21395 (*load_zeroextendqisi_update): Likewise.
21396 (*load_signextendqisi_update): Likewise.
21397 (*loadhi_update): Likewise.
21398 (*load_zeroextendhisi_update): Likewise.
21399 (*load_signextendhisi_update): Likewise.
21400 (*loadsi_update): Likewise.
21401 (*loadsf_update): Likewise.
21403 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21405 * config/i386/predicates.md (constm1_operand): Fix comparison.
21407 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21409 * testsuite/gcc.target/arc/ieee_eq.c: New test.
21411 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
21413 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
21414 remaining SH5 related settings.
21415 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
21416 shmedia_prepare_call_address): Delete.
21417 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
21418 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
21419 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
21420 UNSUPPORTED_SH2A): Remove m5 checks.
21421 (sh_divide_strategy_e): Remove SH5 division strategies.
21422 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
21423 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
21425 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21427 * config/s390/s390.c (s390_rtx_costs): Update documentation.
21429 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21431 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
21432 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
21433 Change lder to ldr.
21434 * config/s390/vector.md ("mov<mode>"): Likewise.
21436 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
21438 * config/s390/constraints.md ("U", "W"): Invoke
21439 s390_mem_constraint with "ZR" and "ZT".
21440 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
21441 addresses when using LRA. Accept also short displacements for S
21442 and T constraints. Do not check for long displacement target for
21443 S and T constraints.
21444 (s390_mem_constraint): Remove handling of U and W constraints.
21445 * config/s390/s390.md (various patterns): Remove the short
21446 displacement constraints (Q and R) if a long displacement
21447 constraint is present. Add longdisp as required CPU capability.
21448 * config/s390/vector.md: Likewise.
21449 * config/s390/vx-builtins.md: Likewise.
21451 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21454 * reload1.c (reload): Call finish_spills before
21455 restarting reload loop. Skip select_reload_regs
21456 if update_eliminables_and_spill returns true.
21458 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21460 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
21461 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
21462 (umulhisi3_imm): Update predicates and constraint letters.
21463 (umulhisi3_reg): Declare instruction as commutative.
21464 * config/arc/constraints.md (J12, J16): New constraints.
21465 * config/arc/predicates.md (short_unsigned_const_operand): New
21467 (arc_short_operand): Likewise.
21468 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
21470 2016-04-29 Richard Biener <rguenther@suse.de>
21472 PR tree-optimization/13962
21473 PR tree-optimization/65686
21474 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
21475 * tree-ssa-alias.c (ptrs_compare_unequal): New function
21476 using PTA to compare pointers.
21477 * match.pd: Add pattern for pointer equality compare simplification
21478 using ptrs_compare_unequal.
21480 2016-04-29 Richard Biener <rguenther@suse.de>
21482 * stor-layout.c (layout_type): Do not build a pointer-to-element
21485 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21487 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
21488 Use SWI mode iterator. Use general_reg_operand predicate.
21489 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
21490 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
21493 2016-04-29 Jakub Jelinek <jakub@redhat.com>
21495 PR middle-end/70843
21496 * fold-const.c (operand_equal_p): Don't verify hash value equality
21498 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
21501 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21504 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
21505 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
21506 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
21507 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
21508 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
21510 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21512 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
21513 to info. Don't initialize separate fields to 0. Clean up
21516 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21518 * config/i386/i386.md (peephole2s for operations with memory inputs):
21519 Use SWI mode iterator.
21520 (peephole2s for operations with memory outputs): Ditto.
21521 Do not check for stack checking probe.
21523 (probe_stack): Remove expander.
21525 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21526 Andrew Burgess <andrew.burgess@embecosm.com>
21528 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
21529 operands as 32-bits.
21531 2016-04-28 Jason Merrill <jason@redhat.com>
21533 * gdbinit.in: Skip line-map.h.
21535 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21536 Andrew Burgess <andrew.burgess@embecosm.com>
21538 * config/arc/arc.c (arc_conditional_register_usage): Take
21539 TARGET_RRQ_CLASS into account.
21540 (arc_print_operand): Support printing 'p' and 's' operands.
21541 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
21543 (TARGET_RRQ_CLASS): Define.
21544 (IS_POWEROF2_OR_0_P): Define.
21545 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
21547 (*tst_movb): New define_insn.
21548 (*tst): Avoid recognition if it could prevent '*tst_movb'
21549 combination; replace c/CnL with c/Chs alternative.
21550 (*tst_bitfield_tst): New define_insn.
21551 (*tst_bitfield_asr): New define_insn.
21552 (*tst_bitfield): New define_insn.
21553 (andsi3_i): Add Rrq variant.
21554 (extzv): New define_expand.
21555 (insv): New define_expand.
21556 (*insv_i): New define_insn.
21557 (*movb): New define_insn.
21558 (*movb_signed): New define_insn.
21559 (*movb_high): New define_insn.
21560 (*movb_high_signed): New define_insn.
21561 (*movb_high_signed + 1): New define_split pattern.
21562 (*mrgb): New define_insn.
21563 (*mrgb + 1): New define_peephole2 pattern.
21564 (*mrgb + 2): New define_peephole2 pattern.
21565 * config/arc/arc.opt (mbitops): New option for nps400, uses
21566 TARGET_NPS_BITOPS_DEFAULT.
21567 * config/arc/constraints.md (q): Make register class conditional.
21568 (Rrq): New register constraint.
21569 (Chs): New constraint.
21570 (Clo): New constraint.
21571 (Chi): New constraint.
21572 (Cbf): New constraint.
21573 (Cbn): New constraint.
21574 (C18): New constraint.
21575 (Cbi): New constraint.
21577 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21579 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
21581 (bitmap_intersection_of_preds): Ditto.
21582 (bitmap_union_of_succs): Ditto.
21583 (bitmap_union_of_preds): Ditto.
21584 * sbitmap.c (do_popcount): Delete.
21585 (BITMAP_DEBUGGING): Delete.
21586 (sbitmap_verify_popcount): Delete.
21587 (sbitmap_alloc): Don't initialize the popcount field.
21588 (sbitmap_alloc_with_popcount): Delete.
21589 (sbitmap_resize): Don't resize the popcount array.
21590 (sbitmap_vector_alloc): Don't initialize the popcount field.
21591 (bitmap_copy): Don't copy the popcount array.
21592 (bitmap_clear): Don't clear the popcount array.
21593 (bitmap_clear): Delete the popcount array handling.
21594 (bitmap_ior_and_compl): Delete the popcount assert.
21595 (bitmap_not): Ditto.
21596 (bitmap_and_compl): Ditto.
21597 (bitmap_and): Delete the popcount array handling.
21598 (bitmap_xor): Ditto.
21599 (bitmap_ior): Ditto.
21600 (bitmap_or_and): Delete the popcount assert.
21601 (bitmap_and_or): Ditto.
21602 (popcount_table): Delete.
21603 (sbitmap_elt_popcount): Delete.
21604 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
21605 (bitmap_set_bit): Delete the popcount assert.
21606 (bitmap_clear_bit): Ditto.
21607 (sbitmap_free): Don't free the popcount array.
21608 (sbitmap_alloc_with_popcount): Delete declaration.
21609 (sbitmap_popcount): Ditto.
21611 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21612 Andrew Burgess <andrew.burgess@embecosm.com>
21614 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
21615 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
21616 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
21617 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
21618 * config/arc/arc.opt (mcmem): New option.
21619 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
21620 supply length for r/m alternative.
21621 (*extendqisi2_ac): Likewise.
21622 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
21624 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
21625 (movhi_insn): Likewise.
21626 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
21627 (*zero_extendqihi2_i): Add r/Ucm alternative.
21628 (*zero_extendqisi2_ac): Likewise.
21629 (*zero_extendhisi2_i): Likewise.
21630 * config/arc/constraints.md (Uex): New memory constraint.
21631 (Ucm): New define_constraint.
21632 * config/arc/predicates.md (long_immediate_loadstore_operand):
21633 Return 0 for MEM with cmem_address address.
21634 (cmem_address_0): New predicates.
21635 (cmem_address_1): Likewise.
21636 (cmem_address_2): Likewise.
21637 (cmem_address): Likewise.
21639 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21641 * config/rs6000/rs6000.c (machine_function): Rename
21642 insn_chain_scanned_p to spe_insn_chain_scanned_p.
21643 (rs6000_stack_info): Adjust.
21645 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21646 Andrew Burgess <andrew.burgess@embecosm.com>
21648 * config/arc/constraints.md (Usd): Convert to define_constraint.
21652 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21655 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
21656 Add new peephole2 where the first insn is *mov<mode>_or instead of
21657 *mov<mode>_internal.
21659 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
21661 * tracer.c (bb_seen): Make static.
21663 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
21665 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
21666 support, setup defaults.
21667 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
21668 * config/arc/arc.c (arc_init): Add NPS400 support.
21669 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
21670 (TARGET_ARC700): NPS400 is also an ARC700.
21671 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
21673 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21676 * config/nds32/nds32.md (casesi): Don't access the operands array
21679 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21681 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
21682 (or $-1,reg peephole2): Ditto.
21683 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
21685 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
21687 * doc/extend.texi (Common Function Attributes) [optimize]:
21688 Discourage use of the optimize attribute.
21690 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
21692 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
21693 special case builtin.
21694 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21695 ALTIVEC_BUILTIN_VEC_ADDE.
21696 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21697 support for ALTIVEC_BUILTIN_VEC_ADDE.
21698 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21699 for __builtin_vec_adde.
21701 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21703 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
21704 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
21706 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21709 * doc/sourcebuild.texi (Effective-Target Keywords, Other
21710 attributes): Document cilkplus_runtime.
21712 2016-04-28 Martin Jambor <mjambor@suse.cz>
21714 * tree-cfg.c (verify_expr): Verify that local declarations belong to
21715 this function. Call verify_expr on MEM_REFs and bases of other
21716 handled_components.
21718 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21720 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
21721 for WORD_REGISTER_OPERATIONS to runtime check.
21723 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21725 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
21727 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21729 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
21730 big-endian compilation.
21731 * config/arc/arc.md (addf3): Likewise.
21732 (subdf3): Likewise.
21733 (muldf3): Likewise.
21735 2016-04-28 Richard Biener <rguenther@suse.de>
21737 PR tree-optimization/70840
21738 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
21739 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
21740 Mark x * pow(x,c) -> pow(x,c+1) commutative.
21741 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
21743 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21745 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
21746 and explain why in a comment.
21748 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21750 * config/arc/arc.md (cpu_facility): Add fpx variant.
21751 (subdf3): Prohibit use reverse sub when assist operations option
21753 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
21754 instructions only when FPX is enabled.
21755 * testsuite/gcc.target/arc/trsub.c: New test.
21757 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21759 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
21760 mult_operator when calculating "type" attribute.
21761 (*fop_<mode>_1_i387): Ditto.
21762 (*fop_xf_1_i387): Ditto.
21763 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
21764 Use std::swap to swap operands. Use RTL expressions to generate
21767 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21768 Joern Rennecke <joern.rennecke@embecosm.com>
21770 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
21772 (emit_pic_move): Remove.
21773 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
21774 * config/arc/arc.c (emit_pic_move): Removed.
21775 (TARGET_HAVE_TLS): Define.
21776 (arc_conditional_register_usage): Test for arc_tp_regno.
21777 (arc_print_operand, arc_print_operand_address): Handle TLS
21779 (arc_needs_pcl_p): New function.
21780 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
21781 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
21782 (arc_raw_symbolic_reference_mentioned_p): Likewise.
21783 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
21784 (arc_legitimize_tls_address): Likewise.
21785 (DTPOFF_ZERO_SYM): Define.
21786 (arc_legitimize_pic_address): Make it static, handle TLS cases.
21787 (arc_output_pic_addr_const): Print TLS unspecs.
21788 (prepare_pic_move): New function, replaces emit_pic_move.
21789 (arc_legitimate_constant_p): Handle TLS unspecs.
21790 (arc_legitimate_address_p): Likewise.
21791 (arc_rewrite_small_data_p): Use assert for TLS constants.
21792 (prepare_move_operands): Use prepare_pic_move.
21793 (arc_legitimize_address): Legitimize tls addresses.
21794 (arc_epilogue_uses): Check for arc_tp_regno.
21795 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
21796 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
21798 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
21800 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
21801 %(arc_tls_extra_start_spec).
21802 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
21803 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
21805 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
21806 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
21807 (UNSPEC_TLS_OFF): Add.
21809 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
21810 (get_thread_pointersi): New patterns.
21811 * config/arc/arc.opt (mtp-regno): New option.
21812 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
21813 (move_dest_operand): Likewise.
21814 * configure: Regenerate.
21815 * configure.ac: Add arc*-*-* case to test for tls.
21816 * doc/invoke.texi (ARC options): Document mtp-regno.
21818 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21820 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
21821 the new ARC HS SIMD instructions.
21822 (arc_preferred_simd_mode): New function.
21823 (arc_autovectorize_vector_sizes): Likewise.
21824 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
21825 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
21826 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
21827 (arc_init_builtins): Add new SIMD builtin types.
21828 (arc_split_move): Handle 64 bit vector moves.
21829 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
21830 (TARGET_PLUS_QMACW): Define.
21831 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
21832 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
21833 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
21834 (VSUBADD4H): New builtins.
21835 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
21836 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
21838 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
21839 Matthias Klose <doko@debian.org>
21841 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
21843 2016-04-28 Richard Biener <rguenther@suse.de>
21845 PR middle-end/70777
21846 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
21849 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
21851 * common/config/sh/sh-common.c: Remove SH5 support.
21852 * config/sh/constraints.md: Likewise.
21853 * config/sh/config/sh/elf.h: Likewise.
21854 * config/sh/linux.h: Likewise.
21855 * config/sh/netbsd-elf.h: Likewise.
21856 * config/sh/predicates.md: Likewise.
21857 * config/sh/sh-c.c: Likewise.
21858 * config/sh/sh-protos.h: Likewise.
21859 * config/sh/sh.c: Likewise.
21860 * config/sh/sh.h: Likewise.
21861 * config/sh/sh.md: Likewise.
21862 * config/sh/sh.opt: Likewise.
21863 * config/sh/sync.md: Likewise.
21864 * config/sh/sh64.h: Delete.
21865 * config/sh/shmedia.h: Likewise.
21866 * config/sh/shmedia.md: Likewise.
21867 * config/sh/sshmedia.h: Likewise.
21868 * config/sh/t-netbsd-sh5-64: Likewise.
21869 * config/sh/t-sh64: Likewise.
21870 * config/sh/ushmedia.h: Likewise.
21872 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21874 * config/i386/i386.md (sign_extend to memory peephole2s): Use
21875 general_reg_operand instead of register_operand predicate.
21877 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21879 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
21881 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
21883 * match.pd (A - B > A, A + B < A): New transformations.
21885 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
21887 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
21888 which defaults to true. Emit an outer pair of parentheses only if
21889 EMIT_PARENS. When continuing a chain of && or || (or & or |),
21890 don't emit parentheses for the right-hand operand.
21892 2016-04-27 Jeff Law <law@redhat.com>
21894 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
21896 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21898 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
21899 (altivec_lvx_<mode>_internal): Document.
21900 (altivec_lvx_<mode>_2op): New define_insn.
21901 (altivec_lvx_<mode>_1op): Likewise.
21902 (altivec_lvx_<mode>_2op_si): Likewise.
21903 (altivec_lvx_<mode>_1op_si): Likewise.
21904 (altivec_stvx_<mode>): Remove.
21905 (altivec_stvx_<mode>_internal): Document.
21906 (altivec_stvx_<mode>_2op): New define_insn.
21907 (altivec_stvx_<mode>_1op): Likewise.
21908 (altivec_stvx_<mode>_2op_si): Likewise.
21909 (altivec_stvx_<mode>_1op_si): Likewise.
21910 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21911 Expand vec_ld and vec_st during parsing.
21912 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
21914 (altivec_expand_stvx_be): Likewise.
21915 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
21916 address-masking behavior in RTL.
21917 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
21918 address-masking behavior in RTL.
21919 (altivec_expand_builtin): Change builtin code arguments for calls
21920 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
21921 (insn_is_swappable_p): Avoid incorrect swap optimization in the
21922 presence of lvx/stvx patterns.
21923 (alignment_with_canonical_addr): New function.
21924 (alignment_mask): Likewise.
21925 (find_alignment_op): Likewise.
21926 (recombine_lvx_pattern): Likewise.
21927 (recombine_stvx_pattern): Likewise.
21928 (recombine_lvx_stvx_patterns): Likewise.
21929 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
21930 stvx patterns from expand.
21931 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
21933 (vector_altivec_store_<mode>): Likewise.
21935 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
21937 * config/aarch64/aarch64.md
21938 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
21939 remove the "fp" attributes.
21940 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
21941 add the "simd" attributes.
21942 (*movdf_aarch64): Likewise.
21943 (*movtf_aarch64): Remove the "fp" attributes.
21944 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
21945 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
21947 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21949 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
21950 rtx to rtx_code_label *.
21951 * rtl.h (maybe_set_first_label_num): Likewise.
21953 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21955 * df-core.c (df_add_problem): Make the problem param be const.
21956 (df_remove_problem): Make local "problem" be const.
21957 * df-problems.c (problem_RD): Make const.
21958 (problem_LR): Likewise.
21959 (problem_LIVE): Likewise.
21960 (problem_MIR): Likewise.
21961 (problem_CHAIN): Likewise.
21962 (problem_WORD_LR): Likewise.
21963 (problem_NOTE): Likewise.
21964 (problem_MD): Likewise.
21965 * df-scan.c (problem_SCAN): Likewise.
21966 * df.h (struct df_problem): Make field "dependent_problem" be
21968 (struct dataflow): Likewise for field "problem".
21969 (df_add_problem): Make param const.
21971 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21973 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
21974 inter-unit moves to/from vector registers are enabled. Do not disable
21977 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21979 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
21980 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
21982 (enum df_problem_id): ...this new enum.
21983 (struct df_problem): Convert field "id" from "int" to
21984 enum df_problem_id.
21986 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21988 * rtl.def: Update comment for "things in the instruction chain" to
21989 reflect the removal of the leading "i" field for INSN_UID in
21990 r210360. Fix bogus apostrophe.
21992 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21994 * config/i386/i386.md
21995 (lea arith with mem operand + setcc peephole2): Set operator mode.
21997 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
22000 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
22001 (dimode_scalar_to_vector_candidate_p): This.
22002 (timode_scalar_to_vector_candidate_p): New function.
22003 (scalar_to_vector_candidate_p): Likewise.
22004 (timode_check_non_convertible_regs): Likewise.
22005 (timode_remove_non_convertible_regs): Likewise.
22006 (remove_non_convertible_regs): Likewise.
22007 (remove_non_convertible_regs): Renamed to ...
22008 (dimode_remove_non_convertible_regs): This.
22009 (scalar_chain::~scalar_chain): Make it virtual.
22010 (scalar_chain::compute_convert_gain): Make it pure virtual.
22011 (scalar_chain::mark_dual_mode_def): Likewise.
22012 (scalar_chain::convert_insn): Likewise.
22013 (scalar_chain::convert_registers): Likewise.
22014 (scalar_chain::add_to_queue): Make it protected.
22015 (scalar_chain::emit_conversion_insns): Likewise.
22016 (scalar_chain::replace_with_subreg): Likewise.
22017 (scalar_chain::replace_with_subreg_in_insn): Likewise.
22018 (scalar_chain::convert_op): Likewise.
22019 (scalar_chain::convert_reg): Likewise.
22020 (scalar_chain::make_vector_copies): Likewise.
22021 (scalar_chain::convert_registers): New pure virtual function.
22022 (class dimode_scalar_chain): New class.
22023 (class timode_scalar_chain): Likewise.
22024 (scalar_chain::mark_dual_mode_def): Renamed to ...
22025 (dimode_scalar_chain::mark_dual_mode_def): This.
22026 (timode_scalar_chain::mark_dual_mode_def): New function.
22027 (timode_scalar_chain::convert_insn): Likewise.
22028 (dimode_scalar_chain::convert_registers): Likewise.
22029 (scalar_chain::compute_convert_gain): Renamed to ...
22030 (dimode_scalar_chain::compute_convert_gain): This.
22031 (scalar_chain::replace_with_subreg): Renamed to ...
22032 (dimode_scalar_chain::replace_with_subreg): This.
22033 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
22034 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
22035 (scalar_chain::make_vector_copies): Renamed to ...
22036 (dimode_scalar_chain::make_vector_copies): This.
22037 (scalar_chain::convert_reg): Renamed to ...
22038 (dimode_scalar_chain::convert_reg ): This.
22039 (scalar_chain::convert_op): Renamed to ...
22040 (dimode_scalar_chain::convert_op): This.
22041 (scalar_chain::convert_insn): Renamed to ...
22042 (dimode_scalar_chain::convert_insn): This.
22043 (scalar_chain::convert): Call convert_registers.
22044 (convert_scalars_to_vector): Change to scalar_chain pointer to
22045 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
22046 in 32-bit mode. Delete scalar_chain pointer. Call
22047 free_dominance_info in 64-bit mode.
22048 (pass_stv::gate): Remove TARGET_64BIT check.
22049 (ix86_option_override): Put the 64-bit STV pass before the CSE
22052 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
22054 * dwarf2out.h (struct dw_loc_descr_node): Remove the
22055 dw_loc_frame_offset field.
22056 * dwarf2out.c (new_loc_descr): Likewise.
22057 (resolve_args_picking_1): Turn the VISITED hash set into a
22058 FRAME_OFFSET hash map. Use it to associate a frame offset to
22059 visited nodes. Remove uses of the CHECKING_P macro.
22060 (resolve_args_picking): Update call to resolve_args_picking_1.
22062 2016-04-27 Martin Liska <mliska@suse.cz>
22064 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
22065 (free_loop_data): Release vuses of groups.
22067 2016-04-27 Bin Cheng <bin.cheng@arm.com>
22069 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
22070 instead of redundant use_id and boolean have_use_for.
22071 (struct iv_use): Change sub_id into group_id. Remove field next.
22072 Move fields: related_cands, n_map_members, cost_map and selected
22074 (struct iv_group): ... here. New structure.
22075 (struct iv_common_cand): Use structure declaration directly.
22076 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
22077 (MAX_CONSIDERED_USES): Rename macro to ...
22078 (MAX_CONSIDERED_GROUPS): ... here.
22079 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
22080 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
22081 (dump_uses): Rename to ...
22082 (dump_groups): ... here. Update all uses.
22083 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
22084 (find_induction_variables): Refactor format of dump information.
22085 (record_sub_use): Delete.
22086 (record_use): Update all uses.
22087 (record_group): New function.
22088 (record_group_use, find_interesting_uses_op): Call above functions.
22090 (find_interesting_uses_cond): Ditto.
22091 (group_compare_offset): New function.
22092 (split_all_small_groups): Rename to ...
22093 (split_small_address_groups_p): ... here. Update all uses.
22094 (split_address_groups): Update all uses.
22095 (find_interesting_uses): Refactor format of dump information.
22096 (add_candidate_1): Update all uses. Remove redundant check on iv,
22098 (add_candidate, record_common_cand): Remove redundant assert.
22099 (add_iv_candidate_for_biv): Update use.
22100 (add_iv_candidate_derived_from_uses): Update all uses.
22101 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
22102 (alloc_use_cost_map): Ditto.
22103 (set_use_iv_cost, get_use_iv_cost): Rename to ...
22104 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
22105 (determine_use_iv_cost_generic): Ditto.
22106 (determine_group_iv_cost_generic): Ditto.
22107 (determine_use_iv_cost_address): Ditto.
22108 (determine_group_iv_cost_address): Ditto.
22109 (determine_use_iv_cost_condition): Ditto.
22110 (determine_group_iv_cost_cond): Ditto.
22111 (determine_use_iv_cost): Ditto.
22112 (determine_group_iv_cost): Ditto.
22113 (set_autoinc_for_original_candidates): Update all uses.
22114 (find_iv_candidates): Update all uses. Refactor dump information.
22115 (determine_use_iv_costs): Ditto.
22116 (determine_iv_costs): Ditto.
22117 (iv_ca_cand_for_use): Rename to ...
22118 (iv_ca_cand_for_group): ... here. Update all uses.
22119 (iv_ca_add_use, iv_ca_add_group): Ditto.
22120 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
22121 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
22122 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
22123 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
22124 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
22125 (create_new_iv, adjust_iv_update_pos): Ditto.
22126 (rewrite_use_address): Delete.
22127 (rewrite_use_address_1): Rename to ...
22128 (rewrite_use_address): ... here.
22129 (rewrite_use_compare): Update all uses.
22130 (rewrite_use): Delete.
22131 (rewrite_uses): Rename to ...
22132 (rewrite_groups): ... here. Update all uses.
22133 (remove_unused_ivs, free_loop_data): Update all uses.
22134 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
22136 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22138 * rtlanal.c (nonzero_bits1): Convert preprocessor check
22139 for WORD_REGISTER_OPERATIONS to runtime check.
22141 2016-04-27 Richard Biener <rguenther@suse.de>
22144 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
22145 aggregate_value_p to determine if a function result is
22146 returned by reference.
22147 (ipa_pta_execute): Functions having their address taken are
22148 not automatically nonlocal.
22150 2016-04-27 Jakub Jelinek <jakub@redhat.com>
22153 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
22154 * fold-const.c (operand_equal_p): If flag_checking and
22155 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
22156 and if it returns non-zero, assert iterative_hash_expr on both
22159 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
22161 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
22163 2016-04-27 Nick Clifton <nickc@redhat.com>
22165 PR middle-end/49889
22166 * varasm.c (merge_weak): Generate an error if an attempt is made
22167 to convert a non-weak static function into a weak, public function.
22169 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22171 * params.def (MAX_PARTITION_SIZE): New param.
22172 * doc/invoke.texi: Document lto-max-partition.
22174 2016-04-27 Richard Biener <rguenther@suse.de>
22177 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
22178 function cummulating used_from_other_partition, externally_visible
22179 and force_output from aliases.
22180 (refered_from_nonlocal_var): Likewise.
22181 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
22182 node flags properly.
22184 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
22186 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
22187 (-Wmemset-elt-size): New item.
22189 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
22192 * stor-layout.h (internal_reference_types): Delete.
22193 * stor-layout.c (reference_types_internal): Likewise.
22194 (internal_reference_types): Likewise.
22195 (layout_type) <REFERENCE_TYPE>: Adjust.
22197 2016-04-27 Jakub Jelinek <jakub@redhat.com>
22200 * tree.h (inchash::add_expr): Add FLAGS argument.
22201 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
22202 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
22203 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
22204 Formatting fix. Adjust recursive calls. For tcc_comparison,
22205 if swap_tree_comparison (code) is smaller than code, hash that
22206 and arguments in the other order. Hash CONVERT_EXPR the same
22207 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
22208 of ADDR_EXPR of decl as the decl itself. Add or remove
22209 OEP_ADDRESS_OF from recursive flags as needed. For
22210 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
22211 operands commutatively and only the third one normally.
22212 For internal CALL_EXPR hash in CALL_EXPR_IFN.
22214 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
22216 * config/rtems.h (LIB_SPEC): Add -latomic.
22218 2016-04-27 Joel Sherrill <joel@rtems.org>
22220 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
22221 xilink.ld and flags not relevant to RTEMS.
22223 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
22225 * toplev.c (backend_init_target): Avoid calling init_reload when using
22228 2016-04-26 Jakub Jelinek <jakub@redhat.com>
22230 * reorg.c (try_merge_delay_insns): Declare i and j inside the
22231 for loops rather than one for the whole function.
22233 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
22235 * match.pd (X + CST CMP X): New transformation.
22237 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
22239 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
22240 * fold-const.c (fold_binary_loc): Remove 2 transformations
22241 superseded by match.pd.
22242 * match.pd (x+x -> x*2): Generalize to integers.
22244 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
22246 * config/i386/i386.md (operation on memory peephole): Duplicate an
22247 existing peephole and adapt it to match lea rather than an operation
22250 PR rtl-optimization/57193
22251 * opts.c (default_options_table): Add OPT_frename_registers at -O2
22253 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
22255 2016-04-26 Bin Cheng <bin.cheng@arm.com>
22257 * tree-if-conv.c (any_pred_load_store): New static variable.
22258 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
22259 any_pred_load_store instead of and_mask_load_store.
22260 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
22261 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
22262 (combine_blocks, tree_if_conversion): Ditto.
22264 2016-04-26 Bin Cheng <bin.cheng@arm.com>
22266 PR tree-optimization/70771
22267 PR tree-optimization/70775
22268 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
22269 virtual PHI nodes. Delete parameter.
22270 (if_convertible_loop_p_1): Delete argument to above function.
22271 (predicate_all_scalar_phis): Delete code handling single-argument
22273 (tree_if_conversion): Mark and update virtual SSA.
22275 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22278 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
22279 (x86_elf_aligned_common): Rename to ...
22280 (x86_elf_aligned_decl_common): ... this.
22281 Add decl arg. Switch to .lbss for largecomm object. Use
22282 LARGECOMM_SECTION_ASM_OP.
22283 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
22285 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
22286 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
22288 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
22289 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
22291 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22294 * config/i386/i386.c (SECTION_LARGE): Define.
22295 (x86_64_elf_select_section): Set it for large data/bss sections.
22296 Only clear SECTION_WRITE for .lrodata.
22297 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
22299 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
22300 * varasm.c (default_elf_asm_named_section): Grow flagchars.
22301 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
22303 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
22304 * doc/tm.texi: Regenerate.
22306 2016-04-26 Jakub Jelinek <jakub@redhat.com>
22309 * configure.ac (--enable-checking): Document extra flag, for
22310 non-release builds default to --enable-checking=yes,extra.
22311 If misc checking and extra checking, define CHECKING_P to 2 instead
22313 * common.opt (fchecking=): Add.
22314 * doc/invoke.texi (-fchecking=): Document.
22315 * doc/install.texi: Document --enable-checking changes.
22316 * configure: Regenerated.
22317 * config.in: Regenerated.
22319 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22321 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
22322 attribute instead of which_alternative.
22323 * config/i386/sse.md (*mov<mode>_internal): Ditto.
22324 Use EXT_REX_SSE_REG_P where appropriate.
22326 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22328 * config/i386/predicates.md (const0_operand): Do not match
22329 const_wide_int code.
22330 (const1_operand): Ditto.
22332 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22334 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
22335 for SSE constm1 operands and TARGET_AVX512VL.
22336 (*movti_internal): Ditto.
22337 (*mov<mode>_or): Use constm1_operand predicate.
22338 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
22339 for SSE vector_all_ones operands and TARGET_AVX512VL.
22340 * config/i386/predicates.md (constm1_operand): New predicate.
22341 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
22342 emission of constant -1 load.
22344 2016-04-25 Jason Merrill <jason@redhat.com>
22346 * gdbinit.in: Skip is-a.h.
22348 * attribs.c (register_scoped_attributes): Fix logic.
22349 * attribs.h: Declare register_scoped_attributes.
22351 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22353 * config/rs6000/rs6000-builtin.def: Correct pasto error for
22354 stxvd2x and stxvw4x built-in functions.
22356 2016-04-25 DJ Delorie <dj@redhat.com>
22358 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
22359 (ashrhi3): Likewise.
22360 (lshrhi3): Likewise.
22362 2016-04-25 Richard Biener <rguenther@suse.de>
22364 PR tree-optimization/70780
22365 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
22366 wasn't visited yet.
22367 (compute_antic): Mark blocks with abnormal preds as visited as
22368 they have a final empty antic-in solution already.
22370 2016-04-25 Michael Collison <michael.collison@linaro.org>
22372 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
22374 2016-04-25 Michael Collison <michael.collison@linaro.org>
22376 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
22377 mode is VQI to improve mixed mode vectorization.
22378 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
22379 define_insn to match low half of signed vaddw.
22380 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
22381 define_insn to match high half of signed vaddw.
22382 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
22383 define_insn to match low half of unsigned vaddw.
22384 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
22385 define_insn to match high half of unsigned vaddw.
22386 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
22387 (arm_simd_check_vect_par_cnst_half_p): Likewise.
22388 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
22390 (arm_simd_check_vect_par_cnst_half_p): Likewise.
22391 * config/arm/predicates.md (vect_par_constant_high): Support
22392 big endian and simplify by calling
22393 arm_simd_check_vect_par_cnst_half
22394 (vect_par_constant_low): Likewise.
22396 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22398 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
22399 predicate for operand 2.
22401 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
22402 H.J. Lu <hongjiu.lu@intel.com>
22404 * config/i386/i386-protos.h (standard_sse_constant_p): Add
22405 machine_mode argument.
22406 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
22407 constm1_rtx operands. For VOIDmode constants, get mode from
22408 pred_mode. Check mode size if the mode is supported by ABI.
22409 (standard_sse_constant_opcode): Do not use standard_constant_p.
22410 Strictly check ABI support for all-ones operands.
22411 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
22412 immediates. Update calls to standard_sse_constant_p.
22413 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
22414 (ix86_rtx_costs): Ditto.
22415 * config/i386/i386.md (*movxi_internal_avx512f): Use
22416 nonimmediate_or_sse_const_operand instead of vector_move_operand.
22417 Use (v,BC) alternative instead of (v,C). Use register_operand
22418 checks instead of MEM_P.
22419 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
22420 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
22421 isa attribute. Use register_operand checks instead of MEM_P.
22422 (*movti_internal): Use nonimmediate_or_sse_const_operand for
22423 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
22424 alternative and corresponding sse2 isa attribute.
22425 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
22426 to standard_sse_constant_p.
22427 (FP constant splitters): Ditto.
22428 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
22430 * config/i386/predicates.md (constm1_operand): Remove.
22431 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
22432 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
22433 vector_all_ones_operand instead of constm1_operand.
22435 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22437 * print-rtl.c (print_rtx_insn_vec): New function.
22438 * print-rtl.h: New prototype.
22439 * store-motion.c (struct st_expr): Make avail_stores a vector.
22440 (st_expr_entry): Adjust.
22441 (free_st_expr_entry): Likewise.
22442 (print_store_motion_mems): Likewise.
22443 (find_moveable_store): Likewise.
22444 (compute_store_table): Likewise.
22445 (delete_store): Likewise.
22446 (build_store_vectors): Likewise.
22448 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22450 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
22452 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22454 * vec.h (vec_safe_contains): New function.
22455 (vec::contains): Likewise.
22456 (vec::begin): Likewise.
22457 (vec::end): Likewise.
22459 2016-04-23 Jakub Jelinek <jakub@redhat.com>
22462 * cfgexpand.c (expand_stack_vars): Fix typo.
22464 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22466 * system.h (list, map, set, vector): Include conditionally.
22467 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
22468 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
22469 * ipa-icf.c (INCLUDE_LIST): Define.
22470 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
22471 * config/sh/sh.c (INCLUDE_VECTOR): Define.
22472 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
22473 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
22474 * cp/logic.cc (INCLUDE_LIST): Define.
22475 * fortran/trans-common.c (INCLUDE_MAP): Define.
22477 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22479 * auto-profile.c: Remove <string.h> include.
22480 * ipa-icf-gimple.c: Remove <list> include.
22481 * diagnostic.c: Remove <new> include.
22482 * genmatch.c: Likewise.
22483 * pretty-print.c: Likewise.
22484 * toplev.c: Likewise
22485 * c/c-objc-common.c: Likewise.
22486 * cp/error.c: Likewise.
22487 * fortran/error.c: Likewise.
22489 2016-04-22 Richard Biener <rguenther@suse.de>
22491 * lto-streamer-in.c (input_ssa_names): Do not allocate
22492 GIMPLE_NOP for all SSA names.
22493 * lto-streamer-out.c (output_ssa_names): Do not output
22494 SSA names that should have been released.
22496 2016-04-22 Richard Biener <rguenther@suse.de>
22498 PR tree-optimization/70740
22499 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
22502 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
22505 * config/i386/predicates.md (call_insn_operand): Replace
22506 sibcall_memory_operand with memory_operand.
22508 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
22510 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
22511 has_single_use() tests.
22512 (register_edge_assert_for_1): Likewise.
22513 (find_assert_locations_1): Check the liveness bitmap instead of
22514 checking has_single_use().
22516 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
22519 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
22520 Extract AVX-512BW constraint from AVX.
22522 2016-04-21 Richard Biener <rguenther@suse.de>
22524 PR tree-optimization/70725
22525 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
22526 for phi_convertible_by_degenerating_args.
22527 (predicate_all_scalar_phis): Handle single-argument PHIs.
22529 2016-04-21 Richard Biener <rguenther@suse.de>
22531 PR middle-end/70747
22532 * fold-const.c (fold_comparison): Return properly typed
22535 2016-04-21 Bin Cheng <bin.cheng@arm.com>
22537 PR tree-optimization/70715
22538 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
22539 after expanding BASE using expand_simple_operations.
22541 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22543 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
22544 New transformations.
22546 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22548 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
22550 2016-04-20 Jan Hubicka <jh@suse.cz>
22552 * ipa-inline.c (can_inline_edge_p): Pass caller info to
22553 ultiimate_alias_target.
22554 (update_callee_keys): Likewise.
22555 (lookup_recursive_calls): Likewise.
22556 (speculation_useful_p): Likewise.
22558 2016-04-20 Jan Hubicka <jh@suse.cz>
22561 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
22562 (set_nothrow_flag_1): ... this; handle interposition correctly;
22563 recurse on aliases and thunks.
22564 (cgraph_node::set_nothrow_flag): New.
22565 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
22566 functions compiled with non-call exceptions that binds to current
22568 (propagate_nothrow): Be safe WRT interposition.
22569 * cgraph.h (set_nothrow_flag): Update prototype.
22571 2016-04-18 Jan Hubicka <jh@suse.cz>
22573 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22574 max_loop_iterations_int.
22575 (tree_unswitch_outer_loop): Likewise.
22577 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22579 PR tree-optimization/69489
22580 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
22581 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
22582 Revise dump message.
22583 (if_convertible_bb_p): Remove check on edge count of basic block's
22586 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22588 PR tree-optimization/56625
22589 PR tree-optimization/69489
22590 * tree-data-ref.h (DR_INNERMOST): New macro.
22591 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
22592 hashing struct innermost_loop_behavior.
22593 (ref_DR_map): Remove.
22594 (innermost_DR_map): New map.
22595 (baseref_DR_map): Revise comment.
22596 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
22597 to innermost_DR_map accroding to its innermost loop behavior.
22598 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
22599 to its innermost loop behavior.
22600 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
22601 Add initialization for innermost_DR_map. Record memory reference
22602 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
22603 have innermost loop behavior.
22604 (if_convertible_loop_p): Remove release for ref_DR_map. Release
22607 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
22609 * config/i386/i386.md (*lea<mode>_general_1): Rename from
22610 *lea_general_1. Use explicit SWI12 mode interator.
22611 (*lea<mode>_general_2): Rename from *lea_general_2.
22612 Use explicit SWI12 mode interator.
22613 (*lea<mode>_general_3): Rename from *lea_general_3.
22614 Use explicit SWI12 mode interator.
22615 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
22616 Use explicit SWI12 mode interator.
22617 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
22618 Use explicit SWI48 mode interator.
22620 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22622 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
22623 Short-cut unaligned load and store cases. Handle all integer
22625 (ix86_expand_vector_move_misalign): Short-cut unaligned load
22626 and store cases. Call ix86_avx256_split_vector_move_misalign
22627 directly without checking mode class.
22629 2016-04-20 Andrew Pinski <apinski@cavium.com>
22630 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22633 * config/aarch64/aarch64.md (sibcall): Force call
22634 address to be DImode for ILP32.
22635 (sibcall_value): Likewise.
22637 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22639 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
22641 2016-04-20 Richard Biener <rguenther@suse.de>
22643 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
22644 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
22645 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
22646 (maybe_push_res_to_seq): Adjust.
22647 * gimple-fold.c (maybe_build_generic_op): Likewise.
22649 2016-04-20 Marek Polacek <polacek@redhat.com>
22651 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
22654 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
22656 * config/i386/sse.md (vec_unpacks_lo_hi): Always
22657 use kmovw to support AVX512F target.
22659 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22661 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
22663 2016-04-20 Marek Polacek <polacek@redhat.com>
22665 PR tree-optimization/70725
22666 * tree-if-conv.c (is_false_predicate): New function.
22667 (predicate_mem_writes): Use it.
22669 2016-04-20 Richard Biener <rguenther@suse.de>
22671 PR tree-optimization/70726
22672 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
22673 shift amounts from a pattern stmt operand.
22675 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22678 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
22679 stack_restore_from_fpr pattern when restoring r15.
22680 (s390_optimize_prologue): Strip away the memory barrier in the
22681 parallel when trying to get rid of restore insns.
22682 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
22683 definition for loading the stack pointer from an FPR. Compared to
22684 the normal move insn this pattern includes a full memory barrier.
22686 2016-04-19 Jakub Jelinek <jakub@redhat.com>
22688 PR middle-end/70680
22689 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
22690 implicitly linear or lastprivate iterator on the outer context.
22692 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22694 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
22696 * config/i386/i386.md (ssememalign): Removed.
22697 * config/i386/sse.md: Remove ssememalign attribute from patterns.
22699 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22702 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
22703 const short * to __builtin_ia32_loaddquhi512_mask.
22704 (_mm512_maskz_loadu_epi16): Likewise.
22705 (_mm512_mask_storeu_epi16): Pass short * to
22706 __builtin_ia32_storedquhi512_mask.
22707 (_mm512_mask_loadu_epi8): Pass const char * to
22708 __builtin_ia32_loaddquqi512_mask.
22709 (_mm512_maskz_loadu_epi8): Likewise.
22710 (_mm512_mask_storeu_epi8): Pass char * to
22711 __builtin_ia32_storedquqi512_mask.
22712 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
22713 const double * to __builtin_ia32_loadupd512_mask.
22714 (_mm512_mask_loadu_pd): Likewise.
22715 (_mm512_maskz_loadu_pd): Likewise.
22716 (_mm512_storeu_pd): Pass double * to
22717 __builtin_ia32_storeupd512_mask.
22718 (_mm512_mask_storeu_pd): Likewise.
22719 (_mm512_loadu_ps): Pass const float * to
22720 __builtin_ia32_loadups512_mask.
22721 (_mm512_mask_loadu_ps): Likewise.
22722 (_mm512_maskz_loadu_ps): Likewise.
22723 (_mm512_storeu_ps): Pass float * to
22724 __builtin_ia32_storeups512_mask.
22725 (_mm512_mask_storeu_ps): Likewise.
22726 (_mm512_mask_loadu_epi64): Pass const long long * to
22727 __builtin_ia32_loaddqudi512_mask.
22728 (_mm512_maskz_loadu_epi64): Likewise.
22729 (_mm512_mask_storeu_epi64): Pass long long *
22730 to __builtin_ia32_storedqudi512_mask.
22731 (_mm512_loadu_si512): Pass const int * to
22732 __builtin_ia32_loaddqusi512_mask.
22733 (_mm512_mask_loadu_epi32): Likewise.
22734 (_mm512_maskz_loadu_epi32): Likewise.
22735 (_mm512_storeu_si512): Pass int * to
22736 __builtin_ia32_storedqusi512_mask.
22737 (_mm512_mask_storeu_epi32): Likewise.
22738 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
22739 char * to __builtin_ia32_storedquqi256_mask.
22740 (_mm_mask_storeu_epi8): Likewise.
22741 (_mm256_mask_loadu_epi16): Pass const short * to
22742 __builtin_ia32_loaddquhi256_mask.
22743 (_mm256_maskz_loadu_epi16): Likewise.
22744 (_mm_mask_loadu_epi16): Pass const short * to
22745 __builtin_ia32_loaddquhi128_mask.
22746 (_mm_maskz_loadu_epi16): Likewise.
22747 (_mm256_mask_loadu_epi8): Pass const char * to
22748 __builtin_ia32_loaddquqi256_mask.
22749 (_mm256_maskz_loadu_epi8): Likewise.
22750 (_mm_mask_loadu_epi8): Pass const char * to
22751 __builtin_ia32_loaddquqi128_mask.
22752 (_mm_maskz_loadu_epi8): Likewise.
22753 (_mm256_mask_storeu_epi16): Pass short * to.
22754 __builtin_ia32_storedquhi256_mask.
22755 (_mm_mask_storeu_epi16): Pass short * to.
22756 __builtin_ia32_storedquhi128_mask.
22757 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
22758 const double * to __builtin_ia32_loadupd256_mask.
22759 (_mm256_maskz_loadu_pd): Likewise.
22760 (_mm_mask_loadu_pd): Pass onst double * to
22761 __builtin_ia32_loadupd128_mask.
22762 (_mm_maskz_loadu_pd): Likewise.
22763 (_mm256_mask_storeu_pd): Pass double * to
22764 __builtin_ia32_storeupd256_mask.
22765 (_mm_mask_storeu_pd): Pass double * to
22766 __builtin_ia32_storeupd128_mask.
22767 (_mm256_mask_loadu_ps): Pass const float * to
22768 __builtin_ia32_loadups256_mask.
22769 (_mm256_maskz_loadu_ps): Likewise.
22770 (_mm_mask_loadu_ps): Pass const float * to
22771 __builtin_ia32_loadups128_mask.
22772 (_mm_maskz_loadu_ps): Likewise.
22773 (_mm256_mask_storeu_ps): Pass float * to
22774 __builtin_ia32_storeups256_mask.
22775 (_mm_mask_storeu_ps): ass float * to
22776 __builtin_ia32_storeups128_mask.
22777 (_mm256_mask_loadu_epi64): Pass const long long * to
22778 __builtin_ia32_loaddqudi256_mask.
22779 (_mm256_maskz_loadu_epi64): Likewise.
22780 (_mm_mask_loadu_epi64): Pass const long long * to
22781 __builtin_ia32_loaddqudi128_mask.
22782 (_mm_maskz_loadu_epi64): Likewise.
22783 (_mm256_mask_storeu_epi64): Pass long long * to
22784 __builtin_ia32_storedqudi256_mask.
22785 (_mm_mask_storeu_epi64): Pass long long * to
22786 __builtin_ia32_storedqudi128_mask.
22787 (_mm256_mask_loadu_epi32): Pass const int * to
22788 __builtin_ia32_loaddqusi256_mask.
22789 (_mm256_maskz_loadu_epi32): Likewise.
22790 (_mm_mask_loadu_epi32): Pass const int * to
22791 __builtin_ia32_loaddqusi128_mask.
22792 (_mm_maskz_loadu_epi32): Likewise.
22793 (_mm256_mask_storeu_epi32): Pass int * to
22794 __builtin_ia32_storedqusi256_mask.
22795 (_mm_mask_storeu_epi32): Pass int * to
22796 __builtin_ia32_storedqusi128_mask.
22797 * config/i386/i386-builtin-types.def (PCSHORT): New.
22798 (PINT64): Likewise.
22799 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
22800 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
22801 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
22802 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
22803 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
22804 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
22805 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
22806 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
22807 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
22808 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
22809 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
22810 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
22811 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
22812 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
22813 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
22814 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
22815 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
22816 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
22817 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
22818 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
22819 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
22820 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
22821 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
22822 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
22823 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
22824 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
22825 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
22826 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
22827 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
22828 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
22829 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
22830 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
22831 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
22832 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
22833 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
22834 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
22835 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
22836 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
22837 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
22838 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
22839 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
22840 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
22841 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
22842 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
22843 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
22844 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
22845 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
22846 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
22847 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
22849 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
22850 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
22852 (ix86_expand_vector_move_misalign): Likewise.
22853 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
22854 to scalar function prototype for unaligned load/store builtins.
22855 (ix86_expand_special_args_builtin): Updated.
22856 * config/i386/sse.md (UNSPEC_LOADU): Removed.
22857 (UNSPEC_STOREU): Likewise.
22858 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
22859 (VI_ULOADSTORE_F_AVX512VL): Likewise.
22860 (ssescalarsize): Handle V4TI, V2TI and V1TI.
22861 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22862 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22863 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
22864 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
22865 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
22866 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
22867 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
22868 (<avx512>_storedqu<mode>_mask): Likewise.
22869 (*sse4_2_pcmpestr_unaligned): Likewise.
22870 (*sse4_2_pcmpistr_unaligned): Likewise.
22871 (*mov<mode>_internal): Renamed to ...
22872 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
22873 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
22874 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
22875 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
22877 2016-04-19 Richard Biener <rguenther@suse.de>
22879 PR tree-optimization/70171
22880 * tree-ssa-phiprop.c: Include stor-layout.h.
22881 (phiprop_insert_phi): Handle the aggregate copy case.
22882 (propagate_with_phi): Likewise.
22884 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
22886 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
22887 instead of simplify_gen_subreg (... , 0).
22888 (ix86_delegitimize_address): Ditto.
22889 (ix86_split_divmod): Ditto.
22890 (ix86_split_copysign_const): Ditto.
22891 (ix86_split_copysign_var): Ditto.
22892 (ix86_expand_args_builtin): Ditto.
22893 (ix86_expand_round_builtin): Ditto.
22894 (ix86_expand_special_args_builtin): Ditto.
22895 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
22896 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
22897 (udivmodqi4): Ditto.
22898 (absneg splitters): Ditto.
22899 (*jcc_bt<mode>_1): Ditto.
22901 2016-04-19 Richard Biener <rguenther@suse.de>
22903 PR tree-optimization/70724
22904 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
22905 restoring out from ...
22906 (free_scc_vn): ... here.
22907 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
22908 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
22910 (pass_fre::execute): Restore SSA info.
22912 2016-04-19 Richard Biener <rguenther@suse.de>
22914 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
22915 * gimple-walk.c (walk_gimple_op): Initialize it.
22916 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
22917 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
22918 remapping SSA names of defs.
22919 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
22922 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
22924 PR middle-end/70689
22925 * lra-constraints.c (equiv_substition_p): New.
22926 (process_alt_operands): Use it.
22927 (swap_operands): Swap it.
22928 (curr_insn_transform): Update it.
22930 2016-04-18 Michael Matz <matz@suse.de>
22932 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
22933 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
22934 * tree-core.h (tree_type_common.align): Use bit-field.
22935 (tree_type_common.spare): New.
22936 (tree_decl_common.off_align): Make smaller.
22937 (tree_decl_common.align): Use bit-field.
22939 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
22940 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
22941 (scan_sharing_clauses): Ditto.
22942 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22943 (omp_finish_file): Ditto.
22944 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
22945 (layout_decl): Ditto.
22946 (relayout_decl): Ditto.
22947 (finalize_record_size): Use SET_TYPE_ALIGN.
22948 (finalize_type_size): Ditto.
22949 (finish_builtin_struct): Ditto.
22950 (layout_type): Ditto.
22951 (initialize_sizetypes): Ditto.
22952 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
22953 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
22954 (lookup_field_for_decl): Use SET_DECL_ALIGN.
22955 (get_chain_field): Ditto.
22956 (get_trampoline_type): Ditto.
22957 (get_nl_goto_field): Ditto.
22958 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
22960 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
22961 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
22962 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22963 (build_qualified_type): Use SET_TYPE_ALIGN.
22964 (build_aligned_type, build_range_type_1): Ditto.
22965 (build_atomic_base): Ditto.
22966 (build_common_tree_nodes): Ditto.
22967 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
22968 (expand_one_stack_var_at): Ditto.
22969 * coverage.c (build_var): Use SET_DECL_ALIGN.
22970 * except.c (init_eh): Ditto.
22971 * function.c (assign_parm_setup_block): Ditto.
22972 * symtab.c (increase_alignment_1): Ditto.
22973 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
22974 * tree-vect-stmts.c (ensure_base_align): Ditto.
22975 * varasm.c (align_variable): Ditto.
22976 (assemble_variable): Ditto.
22977 (build_constant_desc): Ditto.
22978 (output_constant_def_contents): Ditto.
22980 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
22981 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
22982 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
22983 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
22984 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
22986 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
22989 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
22990 replace %vmovsd with "%vmovq".
22991 (vec_concatv2df): Likewise.
22993 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
22995 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
22996 (*vec_extractv2si_0): Ditto.
22997 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
22998 (zero_extended_scalar_load_operand splitters): Ditto.
22999 (vec_extract splitters): Ditto.
23000 (*vec_extractv4si_0_zext): Ditto.
23001 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
23002 and lowpart_subreg.
23003 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
23004 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
23005 (*sse4_1_extractps): Use lowpart_subreg.
23006 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
23008 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23010 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
23012 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
23013 Mention Solaris 11 packaging changes.
23014 Update gas and gld requirements.
23015 Remove reference to pre-Solaris 10 bug.
23016 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
23018 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
23021 2016-04-17 Jan Hubicka <jh@suse.cz>
23023 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
23024 max_loop_iterations_int.
23026 2016-04-18 Richard Biener <rguenther@suse.de>
23028 PR tree-optimization/43434
23029 * tree-ssa-structalias.c (struct vls_data): New.
23030 (visit_loadstore): Handle all pointer-based accesses.
23031 (compute_dependence_clique): Compute a bitmap of restrict tags
23032 assigned bases and pass it to visit_loadstore.
23034 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
23037 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
23038 armv8.1-a and armv8.1-a+crc.
23040 2016-04-18 Richard Biener <rguenther@suse.de>
23042 PR tree-optimization/70701
23043 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
23044 references after translating through a memcpy.
23046 2016-04-18 Richard Biener <rguenther@suse.de>
23048 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
23049 (compute_antic): ... here. For partial antic use regular
23050 postorder and scrap iteration.
23051 (compute_partial_antic_aux): Remove unused return value.
23052 (init_pre): Do not allocate postorder.
23053 (fini_pre): Do not free postorder.
23055 2016-04-18 Richard Biener <rguenther@suse.de>
23057 PR middle-end/37870
23058 * expmed.c (extract_bit_field_1): Remove broken case
23059 using a wider MODE_INT mode.
23061 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
23063 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
23064 unless compiling with at least GCC-4.8.
23066 2016-04-17 Jan Hubicka <jh@suse.cz>
23069 * graphite.c (graphite_finalize): Update call to
23070 tree_estimate_probability.
23071 * predict.h (tree_estimate_probability): Update prototype.
23073 2016-04-17 Jan Hubicka <jh@suse.cz>
23075 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
23076 (tree_estimate_probability): Likewise.
23077 (pass_profile::execute): Update.
23078 (report_predictor_hitrates): New function.
23079 * profile.c (compute_branch_probabilities): Use it.
23080 * predict.h (report_predictor_hitrates): Declare.
23082 2016-04-17 Jan Hubicka <jh@suse.cz>
23085 * cgraph.h (cgraph_node::set_const_flag,
23086 cgraph_node::set_pure_flag): Update prototype to return bool;
23088 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
23089 of interposable symbol are interposable, too.
23090 (cgraph_set_const_flag_1): Rename to ...
23091 (set_const_flag_1): ... this one; change to self recursive function
23092 instead of call_for_symbol_thunks_and_aliases. Handle correctly
23093 clearnig the flag in all variants and also virtual thunks of const
23094 functions are pure; track if any change was done.
23095 (cgraph_node::set_const_flag): Update.
23096 (struct set_pure_flag_info): New struct.
23097 (cgraph_set_pure_flag_1): Rename to ...
23098 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
23099 rather than pointer encoded flags; track if any changes was done;
23100 handle correctly clearning flag and setting flag of aliases already
23102 (cgraph_node::set_pure_flag): Update.
23103 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
23105 2016-04-17 Tom de Vries <tom@codesourcery.com>
23108 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
23109 backslash in label.
23111 2016-04-17 Tom de Vries <tom@codesourcery.com>
23113 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
23114 '{}<> ' as escape-for-record.
23116 2016-04-17 Tom de Vries <tom@codesourcery.com>
23118 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
23121 2016-04-17 Tom de Vries <tom@codesourcery.com>
23124 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
23125 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
23126 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
23127 * passes.c (finish_optimization_passes): Only call
23128 finish_graph_dump_file if dfi->graph_dump_initialized.
23129 (execute_function_dump, pass_init_dump_file): Use
23130 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
23132 2016-04-17 Tom de Vries <tom@codesourcery.com>
23134 PR tree-optimization/70256
23135 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
23136 (debug_varmap): New function.
23138 2016-04-17 Tom de Vries <tom@codesourcery.com>
23141 * passes.c (pass_manager::register_pass): Propagate pflags.
23143 2016-04-17 Tom de Vries <tom@codesourcery.com>
23146 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
23147 * passes.c (pass_manager::pass_manager): Declare and init p_start in
23148 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
23149 check if it's equal to p_start.
23150 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
23152 2016-04-15 Jan Hubicka <jh@suse.cz>
23155 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
23156 function does not bind to current def.
23157 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
23158 handle conservatively calls to functions that does not need to bind
23160 (check_call): Update call of worse_state.
23161 (ignore_edge_for_nothrow): Update.
23162 (ignore_edge_for_pure_const): Likewise.
23163 (propagate_pure_const): Update calls to worse_state.
23164 (skip_function_for_local_pure_const): Reformat comments.
23166 2016-04-15 Jan Hubicka <jh@suse.cz>
23169 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
23170 (cgraph_node::function_symbol): Likewise.
23171 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
23172 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
23173 (symtab_node::ultimate_alias_target): Add REF parameter.
23174 (symtab_node::binds_to_current_def_p): Declare.
23175 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
23176 (cgraph_node::function_symbol): Likewise.
23177 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
23178 (cgraph_node::get_availability): Likewise.
23179 (cgraph_edge::binds_to_current_def_p): New inline function.
23180 (varpool_node::get_availability): Add REF parameter.
23181 (varpool_node::ultimate_alias_target): Likewise.
23182 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
23183 (symtab_node::binds_to_current_def_p): Likewise.
23184 * varpool.c (varpool_node::get_availability): Likewise.
23186 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
23189 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
23190 Fix mode size check.
23192 2016-04-15 Jakub Jelinek <jakub@redhat.com>
23194 * BASE-VER: Set to 7.0.0.
23196 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
23198 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
23200 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23202 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
23203 architecture revisions.
23205 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
23207 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
23208 * config/i386/i386.c (ix86_using_red_zone): No longer static.
23209 * config/i386/i386.md (stack decrement to push peepholes): Guard
23210 with !x86_using_red_zone ().
23212 2016-04-15 Jakub Jelinek <jakub@redhat.com>
23215 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
23216 to dump_generic_node.
23217 (NIY): Pass also flags to do_niy.
23219 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
23221 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
23222 (simd_clone_vector_of_formal_parm_types)
23223 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
23224 (simd_clone_mangle, simd_clone_create)
23225 (simd_clone_adjust_return_type, create_tmp_simd_array)
23226 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
23227 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
23228 (ipa_simd_modify_function_body, simd_clone_linear_addend)
23229 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
23230 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
23231 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
23232 * omp-simd-clone.c: ... this new file.
23233 (simd_clone_vector_of_formal_parm_types): Make it static.
23234 * Makefile.in (OBJS): Add omp-simd-clone.o.
23236 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
23239 * config/i386/sse.md: Use proper memory operand modifiers.
23242 2016-04-15 Richard Biener <rguenther@suse.de>
23243 Alan Modra <amodra@gmail.com>
23245 PR tree-optimization/70130
23246 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
23247 when alignment stays not the same and no not use the realign
23250 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
23253 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23254 direct move handlers for KFmode. Change TFmode handlers test from
23255 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
23257 2016-04-14 Jakub Jelinek <jakub@redhat.com>
23260 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
23261 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
23262 (inlined_polymorphic_ctor_dtor_block_p): Use it.
23263 * tree-ssa-live.c (remove_unused_scope_block_p): When
23264 in_ctor_dtor_block, avoid discarding not just BLOCKs with
23265 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
23266 block_ultimate_origin is FUNCTION_DECL.
23267 (remove_unused_locals): If current_function_decl is
23268 polymorphic_ctor_dtor_p, pass initial true to
23269 remove_unused_scope_block_p' is_ctor_dtor_block.
23271 2016-04-14 Martin Sebor <msebor@redhat.com>
23276 * doc/extend.texi (Variable Length): Revert.
23278 2016-04-14 Marek Polacek <polacek@redhat.com>
23279 Jan Hubicka <hubicka@ucw.cz>
23282 * tree.c (verify_type): Disable the canonical type of main variant
23285 2016-04-14 Jason Merrill <jason@redhat.com>
23287 * cfgexpand.c, expr.c: Revert previous change.
23289 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
23291 PR middle-end/70643
23292 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
23293 when building a mem ref for the incoming reduction variable.
23295 2016-04-14 Richard Biener <rguenther@suse.de>
23297 PR tree-optimization/70614
23298 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
23299 loop if the evolution dropped to chrec_dont_know.
23300 (interpret_condition_phi): Likewise.
23302 2016-04-14 Richard Biener <rguenther@suse.de>
23304 PR tree-optimization/70623
23305 * tree-ssa-pre.c (changed_blocks): Make global ...
23306 (compute_antic): ... local here. Move and fix worklist
23307 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
23308 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
23309 worklist handling, dump when ANTIC_IN changed.
23310 (compute_partial_antic_aux): Remove worklist handling.
23311 (init_pre): Do not compute post dominators. Add a comment about
23312 the CFG order chosen.
23313 (fini_pre): Do not free post dominators.
23315 2016-04-13 Martin Sebor <msebor@redhat.com>
23320 * doc/extend.texi (Variable Length): Document C++ specifics.
23322 2016-04-13 Jakub Jelinek <jakub@redhat.com>
23325 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
23326 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
23327 eh edges have been purged.
23330 * tree-sra.c (create_access_replacement,
23331 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
23333 * tree-pretty-print.c (dump_fancy_name): New function.
23334 (dump_decl_name, dump_generic_node): Use it.
23336 2016-04-13 Jason Merrill <jason@redhat.com>
23338 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
23339 * expr.c (expand_expr_real_1): Likewise.
23341 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
23343 * config/i386/i386.md (kunpckhi): Swap operands.
23344 (kunpcksi): Likewise.
23345 (kunpckdi): Likewise.
23346 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
23347 (vec_pack_trunc_<mode>): Likewise.
23349 2016-04-13 Jakub Jelinek <jakub@redhat.com>
23352 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
23354 PR middle-end/70633
23355 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
23356 gimplification turns some element into non-constant.
23359 * rtl.h (convert_memory_address_addr_space_1): New prototype.
23360 * explow.c (convert_memory_address_addr_space_1): No longer static,
23361 add NO_EMIT argument and don't call convert_modes if true, pass
23362 it down recursively, remove break after return.
23363 (convert_memory_address_addr_space): Adjust caller.
23364 * simplify-rtx.c (simplify_unary_operation_1): Call
23365 convert_memory_address_addr_space_1 instead of convert_memory_address,
23366 if it returns NULL, don't simplify.
23368 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
23371 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
23373 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23375 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23376 Bump the upper SIMDLEN limits, so that if the return type or
23377 characteristic type if the return type is void can be passed in
23378 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
23381 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
23384 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
23385 Do not use "=" constraint on an input constraint.
23386 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
23387 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
23388 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
23389 generates (neg (abs ...)) instead of (abs ...).
23391 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23393 PR rtl-optimization/70596
23394 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
23395 just invalidate LRA data and reset them. Adjust dump wording.
23397 2016-04-12 Martin Liska <mliska@suse.cz>
23400 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23402 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23404 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23405 max_loop_iterations_int.
23406 (tree_unswitch_outer_loop): Likewise.
23407 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23408 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23410 2016-04-12 Tom de Vries <tom@codesourcery.com>
23412 PR tree-optimization/68756
23413 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
23414 instead of new_name.
23416 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23418 PR tree-optimization/70602
23419 * tree-sra.c (generate_subtree_copies): Don't write anything into
23420 constant pool decls.
23422 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
23423 regardless whether there are depend clauses or not.
23425 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23428 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
23429 target attribute and pragma from changing the -mfloat128
23430 and -mfloat128-hardware options.
23432 * doc/extend.texi (Additional Floating Types): Document PowerPC
23433 __float128 restrictions.
23435 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23438 * config/aarch64/driver-aarch64.c
23439 (aarch64_get_extension_string_for_isa_flags): New.
23440 (arch_extension): Rename to...
23441 (aarch64_arch_extension): ...This.
23442 (ext_to_feat_string): Rename to...
23443 (aarch64_extensions): ...This.
23444 (aarch64_core_data): Keep track of architecture extension flags.
23445 (cpu_data): Rename to...
23446 (aarch64_cpu_data): ...This.
23447 (aarch64_arch_driver_info): Keep track of architecture extension
23449 (get_arch_name_from_id): Rename to...
23450 (get_arch_from_id): ...This, change return type.
23451 (host_detect_local_cpu): Update and reformat for renames, handle
23452 extensions through common infrastructure.
23454 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23457 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
23458 track of a canonical flag name.
23459 (all_extensions): Likewise.
23460 (arch_to_arch_name): Also track extension flags enabled by the arch.
23461 (all_architectures): Likewise.
23462 (aarch64_parse_extension): Move to here.
23463 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
23465 (aarch64_rewrite_selected_cpu): Update for above change.
23466 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
23467 are handled, such that the single explicit value enabled by an
23468 extension is kept seperate from the implicit values it also enables.
23469 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
23471 (aarch64_parse_extension): New.
23472 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
23473 here to config/aarch64/aarch64-protos.h.
23474 (aarch64_parse_extension): Move from here to
23475 common/config/aarch64/aarch64-common.c.
23476 (aarch64_option_print): Update.
23477 (aarch64_declare_function_name): Likewise.
23478 (aarch64_start_file): Likewise.
23479 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
23480 the canonical flag for extensions.
23481 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
23484 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23486 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
23489 2016-04-09 Tom de Vries <tom@codesourcery.com>
23491 PR tree-optimization/68953
23492 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
23493 first to last subscript.
23495 2016-04-09 Jakub Jelinek <jakub@redhat.com>
23497 PR tree-optimization/70586
23498 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
23501 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
23505 PR tree-optimization/70373
23506 PR middle-end/70533
23507 PR middle-end/70534
23508 PR middle-end/70535
23509 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
23510 clauses for acc parallel reductions as necessary. Error on those
23512 * omp-low.c (scan_sharing_clauses): Don't install variables which
23513 are used in acc parallel reductions.
23514 (lower_rec_input_clauses): Remove dead code.
23515 (lower_oacc_reductions): Add support for reference reductions.
23516 (lower_reduction_clauses): Remove dead code.
23517 (lower_omp_target): Don't remap variables appearing in acc parallel
23519 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
23521 2016-04-08 Jakub Jelinek <jakub@redhat.com>
23523 PR middle-end/70593
23524 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
23525 with multiple SSA_NAME defs, force the outputs other than first
23526 to be live before calling live_track_process_def on each output.
23528 PR rtl-optimization/70574
23529 * fwprop.c (forward_propagate_and_simplify): Don't add
23530 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
23531 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
23532 paradoxical subregs within *loc.
23534 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
23536 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
23537 -ftree-parallelize-loops={0,1}.
23538 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
23539 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
23540 * config/ia64/hpux.h (LIB_SPEC): Likewise.
23541 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
23542 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
23544 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
23547 * asan.c (instrument_derefs): If we get unknown location, extract it
23548 with EXPR_LOCATION.
23549 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
23551 2016-04-08 Tom de Vries <tom@codesourcery.com>
23553 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
23554 implicit firstprivate clause.
23556 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23559 * config/arm/thumb2.md (tst + branch-> lsls + branch
23560 peephole below *orsi_not_shiftsi_si): Require that condition
23561 register is dead after the peephole.
23562 (second peephole after the above): Likewise.
23564 2016-04-08 Alan Modra <amodra@gmail.com>
23567 * builtins.c (fold_builtin_classify): For IBM extended precision,
23568 look at just the high-order double to test for NaN.
23569 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
23570 test just the high double for Inf but both doubles for subnormal
23573 2016-04-07 Jakub Jelinek <jakub@redhat.com>
23575 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
23576 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
23577 node->simdclone->mask_mode != VOIDmode masks.
23578 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
23579 earlier, use it instead of node->simdclone.
23580 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23581 Set clonei->mask_mode.
23583 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23586 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
23587 Pass it through to cp_parser_already_scoped_statement.
23588 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
23589 it through to cp_parser_statement.
23590 (cp_parser_statement): Pass IF_P through to
23591 cp_parser_iteration_statement.
23592 (cp_parser_pragma): Adjust call to
23593 cp_parser_iteration_statement.
23595 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23598 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
23599 resolve a future -Wparentheses warning.
23600 * omp-low.c (scan_sharing_clauses): Likewise.
23601 * tree-parloops.c (eliminate_local_variables): Likewise.
23603 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
23605 PR rtl-optimization/70398
23606 * lra-constraints.c (process_address_1): Check zero scale and code
23607 for reloading with zero scale.
23609 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
23611 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
23612 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
23614 2016-04-06 Jakub Jelinek <jakub@redhat.com>
23616 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23617 Add support for AVX512F clones, include them by default for
23618 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
23619 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
23622 PR middle-end/70550
23623 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
23624 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
23625 firstprivate clauses.
23626 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
23627 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
23628 (lower_omp_target): Set TREE_NO_WARNING for
23629 non-addressable possibly uninitialized vars which are copied into
23630 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
23632 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
23634 * config/pa/predicates.md (integer_store_memory_operand): Accept
23635 REG+D operands with a large offset when reload_in_progress is true.
23636 (floating_point_store_memory_operand): Likewise.
23638 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23641 * match.pd (nested int casts): Limit to GIMPLE.
23643 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
23646 * ipa-devirt.c (maybe_record_node): Fix comment; use
23647 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
23649 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23651 PR rtl-optimization/70542
23652 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
23653 if there are any uses other than insn or debug insns.
23655 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
23656 Jakub Jelinek <jakub@redhat.com>
23658 PR tree-optimization/70509
23659 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
23660 Shift HOST_WIDE_INT_1U instead of 1.
23662 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
23664 PR tree-optimization/70509
23665 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
23666 of the vector base type for index.
23668 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
23671 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
23673 2016-04-05 Richard Biener <rguenther@suse.de>
23675 PR tree-optimization/70526
23676 * tree-sra.c (build_ref_for_offset): Use prev_base to
23677 extract the alias pointer type.
23679 2016-04-05 Richard Biener <rguenther@suse.de>
23681 * dse.c (struct store_info): Remove alias_set member.
23682 (struct read_info_type): Likewise.
23683 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
23684 spill_deleted, clear_alias_set_lookup): Remove.
23685 (get_group_info): Remove dead base == NULL_RTX case.
23686 (dse_step0): Remove initialization of removed variables.
23687 (delete_dead_store_insn): Reomve alias set dumping.
23688 (free_read_records): Remove alias_set handling.
23689 (canon_address): Remove alias_set_out parameter.
23690 (record_store): Remove spill_alias_set, it's always zero.
23691 (check_mem_read_rtx): Likewise.
23692 (dse_step2): Rename from ...
23693 (dse_step2_nospill): ... this. Adjust.
23694 (scan_stores): Rename from ...
23695 (scan_stores_nospill): ... this.
23696 (scan_reads): Rename from ...
23697 (scan_reads_nospill): ... this.
23698 (scan_stores_spill, scan_reads_spill): Remove.
23699 (dse_step3_scan): Remove for_spills argument which is always false.
23700 (dse_step3): Likewise.
23701 (dse_step5): Rename from ...
23702 (dse_step5_nospill): ... this. Remove alias_set handling.
23703 (rest_of_handle_dse): Adjust.
23705 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23708 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
23709 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
23710 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
23711 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
23713 2016-04-05 Richard Biener <rguenther@suse.de>
23715 PR middle-end/70499
23716 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
23717 non-register type temporaries into SSA.
23719 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
23722 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
23723 calls when sanitizing.
23724 (possible_polymorphic_call_target_p): Fix formatting.
23726 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23727 Jakub Jelinek <jakub@redhat.com>
23729 PR middle-end/70457
23730 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
23731 to ensure a call statement is compatible with a built-in's
23733 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
23736 2016-04-04 Richard Biener <rguenther@suse.de>
23738 PR rtl-optimization/70484
23739 * rtl.h (canon_output_dependence): Declare.
23740 * alias.c (canon_output_dependence): New function.
23741 * dse.c (record_store): Use canon_output_dependence rather
23742 than canon_true_dependence.
23744 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23747 * cgraph.h (symtab_node::copy_visibility_from): New function.
23748 * symtab.c (symtab_node::copy_visibility_from): New function.
23749 * ipa-visibility.c (optimize_weakref): New function.
23750 (function_and_variable_visibility): Use it.
23752 2016-04-04 Martin Liska <mliska@suse.cz>
23755 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
23756 value that is really in range handled by SBR instruction.
23757 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
23758 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
23759 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
23761 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
23765 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
23766 set, but not for SP_REG operands.
23768 2016-04-02 Martin Sebor <msebor@redhat.com>
23771 * fold-const.c (maybe_nonzero_address): New function.
23772 (fold_comparison): Call it. Fold equality and relational
23773 expressions involving null pointers.
23774 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
23776 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
23778 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
23779 the "Y" constraint (scalar FP 0.0 immediate).
23781 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
23782 Add the "const_double" to the list of operand constraints.
23784 2016-04-01 Jakub Jelinek <jakub@redhat.com>
23786 PR rtl-optimization/70467
23787 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
23788 If low word of the last operand is 0, just emit addition/subtraction
23791 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23794 * config/s390/s390.c (s390_expand_insv): Check for everything
23795 constant instead of just VOIDmode stuff.
23797 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23800 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
23802 2016-04-01 Nathan Sidwell <nathan@acm.org>
23804 * tree.def (TRY_CATCH_EXPR): Correct documentation.
23806 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
23808 PR rtl-optimization/70461
23809 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
23812 2016-03-31 Martin Liska <mliska@suse.cz>
23815 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
23816 a tree value or an immediate integer value to a buffer
23817 that is eventually copied to a BRIG section.
23818 (emit_immediate_operand): Call the function here.
23819 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
23820 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
23821 of class' fields that are removed.
23822 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
23823 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
23824 m_brig_repr_size fields.
23826 2016-03-31 Martin Liska <mliska@suse.cz>
23829 * hsa-gen.c (hsa_function_representation::update_dominance): New
23831 (convert_addr_to_flat_segment): Likewise.
23832 (gen_hsa_memory_set): New alignment argument.
23833 (gen_hsa_ctor_assignment): Likewise.
23834 (gen_hsa_insns_for_single_assignment): Provide alignment
23835 to gen_hsa_ctor_assignment.
23836 (gen_hsa_insns_for_direct_call): Add new argument.
23837 (expand_lhs_of_string_op): New function.
23838 (expand_string_operation_builtin): Likewise.
23839 (expand_memory_copy): New function.
23840 (expand_memory_set): New function.
23841 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
23842 (convert_switch_statements): Change signature.
23843 (generate_hsa): Use a return value of the function.
23844 (pass_gen_hsail::execute): Do not call
23845 convert_switch_statements here.
23846 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
23847 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
23848 (hsa_function_representation::update_dominance): New function.
23850 2016-03-31 Martin Liska <mliska@suse.cz>
23853 * hsa-brig.c (emit_directive_variable): Emit alignment
23854 according to hsa_symbol::m_align.
23855 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
23856 (dump_hsa_symbol): Dump alignment of HSA symbols.
23857 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
23858 (gen_hsa_addr_with_align): New function.
23859 (hsa_bitmemref_alignment): Use newly added function.
23860 (gen_hsa_insns_for_load): Likewise.
23861 (gen_hsa_insns_for_store): Likewise.
23862 (gen_hsa_memory_copy): New argument added.
23863 (gen_hsa_insns_for_single_assignment): Respect
23864 alignment for assignments processed via gen_hsa_memory_copy.
23865 (gen_hsa_insns_for_direct_call): Likewise.
23866 (gen_hsa_insns_for_return): Likewise.
23867 (gen_function_def_parameters): Set default alignment.
23868 * hsa.c (hsa_object_alignment): New function.
23869 (hsa_byte_alignment): Pasted function.
23870 * hsa.h (hsa_symbol::m_align): New field.
23872 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23874 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
23875 scratch field for goto case.
23877 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
23879 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
23881 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
23884 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
23885 (scalar_chain::convert_insn): Call convert_op for reg
23886 moves to handle undefined registers.
23888 2016-03-31 Nathan Sidwell <nathan@acm.org>
23891 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
23892 Assert we don't want to move backwards.
23894 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
23897 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
23899 2016-03-31 Jakub Jelinek <jakub@redhat.com>
23901 PR rtl-optimization/70460
23902 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
23903 with operand from REG_LABEL_OPERAND, instead substitute
23904 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
23905 Don't do anything for REG_NON_LOCAL_GOTO jumps.
23907 2016-03-31 Martin Liska <mliska@suse.cz>
23909 * passes.c (execute_one_pass): Do not call
23910 todo_after for a discarded function.
23912 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23914 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
23915 (no_cost, infinite_cost): Initialize the new field.
23916 (get_computation_cost_at): Record setup cost.
23917 (determine_use_iv_cost_address): Skip cost computation for sub
23918 uses if we can estimate it without losing accuracy.
23920 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23922 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23924 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23925 max_loop_iterations_int.
23926 (tree_unswitch_outer_loop): Likewise.
23927 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23928 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23930 2016-03-30 Richard Biener <rguenther@suse.de>
23932 PR middle-end/70450
23933 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
23935 2016-03-30 Jakub Jelinek <jakub@redhat.com>
23938 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
23939 in gen_blendm expander.
23941 2016-03-30 Nick Clifton <nickc@redhat.com>
23944 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
23945 case where we are already provided with an SImode SUBREG.
23947 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
23950 * config/i386/i386.c (ix86_expand_epilogue): Properly check
23951 conflict between DRAP register and __builtin_eh_return.
23953 2016-03-30 Michael Matz <matz@suse.de>
23954 Richard Biener <rguenther@suse.de>
23957 * ipa-polymorphic-call.c (struct type_change_info): Change
23958 speculative to an unsigned allowing to limit the work we do.
23959 (csftc_abort_walking_p): New inline function..
23960 (check_stmt_for_type_change): Limit the number of may-defs
23961 skipped for speculative devirtualization to
23962 max-speculative-devirt-maydefs.
23963 * params.def (max-speculative-devirt-maydefs): New param.
23964 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
23966 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
23969 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
23972 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
23974 PR tree-optimization/59124
23975 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
23976 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
23978 2016-03-29 Jeff Law <law@redhat.com>
23980 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
23982 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23984 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
23987 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
23989 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
23990 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
23991 gcrt0.o if linking dynamically.
23993 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23996 * ipa-devirt.c (methods_equal_p): New function.
23997 (compare_virtual_tables): Use it.
23998 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
23999 * cgraphclones.c (clone_function_name_1): Use
24000 symbol_table::symbol_suffix_separator.
24001 * coverage.c (build_var): Likewise.
24002 * symtab.c (symbol_table::symbol_suffix_separator): New.
24004 2016-03-29 Jakub Jelinek <jakub@redhat.com>
24006 PR rtl-optimization/70429
24007 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
24008 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
24009 mode != result_mode.
24012 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
24014 PR tree-optimization/70405
24015 * ssa-iterators.h (num_imm_uses): Add missing braces.
24017 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
24019 PR rtl-optimization/68695
24020 * ira-color.c (allocno_copy_cost_saving): New.
24021 (improve_allocation): Use it.
24023 2016-03-29 Richard Henderson <rth@redhat.com>
24025 PR middle-end/70355
24026 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
24028 2016-03-29 Richard Biener <rguenther@suse.de>
24030 PR middle-end/70424
24031 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
24032 use alignment returned by get_pointer_alignment_1 if it is
24033 bigger than BITS_PER_UNIT.
24034 * builtins.c (get_pointer_alignment_1): Do not return true
24035 for alignment extracted from SSA info.
24037 2016-03-28 James Bowman <james.bowman@ftdichip.com>
24039 * config/ft32/ft32.opt (mnodiv): New.
24040 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
24041 * doc/invoke.texi (FT32 Options -mnodiv): New.
24043 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
24046 * config/i386/i386.md (define_split, andn): Fix modes.
24048 2016-03-26 Richard Biener <rguenther@suse.de>
24049 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24052 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
24054 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
24055 as 2nd argument to cl_optimization_restore().
24057 2016-03-25 Richard Henderson <rth@redhat.com>
24060 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
24061 * config/aarch64/aarch64-protos.h: Declare it.
24062 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
24064 2016-03-25 Alan Modra <amodra@gmail.com>
24067 * config/rs6000/constraints.md (j): Simplify.
24068 * config/rs6000/predicates.md (easy_fp_constant): Exclude
24070 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
24071 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
24072 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
24073 in all constraint alternatives.
24074 (movtd_64bit_nodm): Delete "j" constraint alternative.
24076 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
24078 * tree-ssa-propagate.c: Enhance docs for
24079 SSA_PROP_NOT_INTERESTING.
24081 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
24083 * doc/extend.texi: Fix typo in documentation to pure attribute.
24085 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
24088 * config/pa/pa.md (bswapdi2): Use a scratch register.
24090 2016-03-24 Richard Henderson <rth@redhat.com>
24092 PR middle-end/69845
24093 * fold-const.c (extract_muldiv_1): Correct test for multiplication
24096 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
24098 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
24099 using ix86_expand_binary_operator instead of gen_andsi3.
24101 2016-03-24 Richard Biener <rguenther@suse.de>
24103 PR tree-optimization/70396
24104 * tree-vect-stmts.c (vectorizable_comparison): Use
24105 get_vectype_for_scalar_type.
24107 2016-03-24 Richard Biener <rguenther@suse.de>
24109 PR middle-end/70370
24110 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
24111 with register bases.
24113 2016-03-24 Richard Biener <rguenther@suse.de>
24115 PR tree-optimization/70372
24116 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
24117 build_all_ones_cst to also handle vector types correctly.
24119 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
24122 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
24125 2016-03-23 Marek Polacek <polacek@redhat.com>
24128 * doc/invoke.texi: Document -Wignored-attributes.
24130 2016-03-23 Bin Cheng <bin.cheng@arm.com>
24132 PR tree-optimization/69042
24133 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
24134 parameter from 30 to 40.
24136 2016-03-23 Bin Cheng <bin.cheng@arm.com>
24138 PR tree-optimization/69042
24139 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
24140 for use with constant offset stripped in base.
24142 2016-03-23 Richard Biener <rguenther@suse.de>
24144 PR middle-end/70251
24145 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
24146 mode compatibility check.
24147 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24149 2016-03-23 Jeff Law <law@redhat.com>
24151 PR tree-optimization/64058
24152 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
24154 (struct ssa_conflicts): Move up earlier in the file.
24155 (conflicts_, var_map_): New static variables.
24156 (initialize_conflict_count): New function to initialize the
24157 CONFLICT_COUNT field for each conflict pair.
24158 (compare_pairs): Lazily initialize the conflict count and use it
24159 as the first tie-breaker.
24160 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
24161 and wipe conflicts_ and map_ around the call to qsort. Remove
24162 special case for 2 coalesce pairs.
24163 * bitmap.c (bitmap_count_unique_bits): New function.
24164 (bitmap_count_bits_in_word): New function, extracted from
24166 (bitmap_count_bits): Use bitmap_count_bits_in_word.
24167 * bitmap.h (bitmap_count_unique_bits): Declare it.
24169 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
24172 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
24173 transparent alias chain for decl assembler name.
24174 * config/sol2.c (solaris_assemble_visibility): Likewise.
24176 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24178 * config/arm/arm1020e.md (1020call_op): Reduce reservation
24180 (v10_fdivs): Likewise.
24181 (v10_fdivd): Likewise.
24183 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24186 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
24187 to not call fclose twice on file.
24189 2016-03-23 Jakub Jelinek <jakub@redhat.com>
24191 PR tree-optimization/70354
24192 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
24193 oprnd0 is wider than oprnd1 and there is a cast from the wider
24194 type to oprnd1, mask it with the mask of the narrower type.
24197 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
24198 Optimize TARGET_STV splitters, if high or low word of last argument
24201 2016-03-22 Jeff Law <law@redhat.com>
24204 tree-ssa-threadbackward.c
24205 (fsm_find_control_statement_thread_paths): Correctly distinguish
24206 between old style jump threads vs FSM jump threads.
24208 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
24211 * config/i386/i386.c (scalar_chain::convert_op): Support
24212 uninitialized register usage case.
24214 2016-03-22 Richard Biener <rguenther@suse.de>
24216 PR middle-end/70251
24217 * genmatch.c (gen_transform): Adjust last parameter to a three-state
24219 (capture::gen_transform): ... to change behavior when substituting
24220 a condition into cond or not-cond expr context.
24221 (dt_simplify::gen_1): Adjust.
24222 * gimple-match-head.c: Include gimplify.h for unshare_expr.
24223 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
24224 last change and instead change to
24225 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
24226 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24228 2016-03-22 Anthony Green <green@moxielogic.com>
24230 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
24231 issue for moxiebox targets.
24232 (CC1PLUS_SPEC): Ditto.
24234 2016-03-22 Richard Biener <rguenther@suse.de>
24236 PR middle-end/70333
24237 * fold-const.c (extract_muldiv_1): Properly perform multiplication
24240 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
24242 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
24244 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
24247 * config/i386/i386.c (def_builtin): Handle
24248 OPTION_MASK_ISA_AVX512VL to be and-ed with other
24250 (const struct builtin_description bdesc_special_args[]):
24251 Remove duplicate ISA bits.
24253 2016-03-22 Jakub Jelinek <jakub@redhat.com>
24256 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
24257 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
24258 in a way that works also for AVX512BW.
24261 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
24262 instead of source if operands[1] is xmm16 and above and
24263 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
24264 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
24267 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
24268 on assign if (*from_p) is a comparison, set it to
24269 TREE_NO_WARNING (*from_p).
24271 2016-03-21 Jakub Jelinek <jakub@redhat.com>
24273 PR middle-end/70326
24274 * lra.c (restore_scratches): Ignore deleted insns.
24276 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
24277 Jakub Jelinek <jakub@redhat.com>
24279 PR tree-optimization/70317
24280 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
24283 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
24286 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
24287 of ix86_expand_move.
24289 (movti): Use general_operand for operand 1 predicate.
24291 2016-03-21 Martin Liska <mliska@suse.cz>
24293 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
24295 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
24297 2016-03-21 Martin Liska <mliska@suse.cz>
24300 * ipa-icf.c (sem_function::parse): Skip static
24301 constructors and destructors.
24303 2016-03-21 Jakub Jelinek <jakub@redhat.com>
24306 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
24307 function-like macro, peek following token(s) if it is followed
24308 by CPP_OPEN_PAREN token with optional padding in between, and
24309 if not, don't treat it like a macro.
24311 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
24312 Alexander Monakov <amonakov@ispras.ru>
24314 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
24315 for the stabs debug format.
24317 2016-03-21 Richard Biener <rguenther@suse.de>
24319 PR tree-optimization/70310
24320 * tree-vect-generic.c (expand_vector_condition): Fold the built
24323 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
24326 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
24327 Block third alternative for AVX-512VL target,
24329 2016-03-21 Martin Liska <mliska@suse.cz>
24332 * hsa-brig.c (emit_function_directives): Mark unemitted
24333 global variables for emission.
24334 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
24335 (get_symbol_for_decl): Likewise.
24336 * hsa.h (struct hsa_symbol): New flag.
24338 2016-03-21 Richard Biener <rguenther@suse.de>
24340 PR tree-optimization/70288
24341 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
24342 we do not estimate unsimplified all-constant conditionals or
24343 switches as optimized away.
24345 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
24347 PR rtl-optimization/69102
24348 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
24349 when we have a readonly dependency context.
24351 2016-03-18 Jeff Law <law@redhat.com>
24353 PR rtl-optimization/70263
24354 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
24355 (update_equiv_regs): When trying to move a store to after the insn
24356 that sets the source of the store, make sure the store occurs after
24357 the insn that sets the source of the store. When successful note
24358 the REG_EQUIV note created in the dump file.
24360 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
24361 Bernd Schmidt <bschmidt@redhat.com>
24363 * doc/extend.texi: Document more potential problems with basic asms.
24365 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
24367 PR rtl-optimization/70278
24368 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
24371 2016-03-18 Jason Merrill <jason@redhat.com>
24373 * calls.c (load_register_parameters): Fix zero size sibcall logic.
24375 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
24377 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
24378 values to 128b regs.
24380 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24382 PR tree-optimization/70252
24383 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
24384 boolean vector has a proper number of elements.
24385 (supportable_narrowing_operation): Likewise.
24387 2016-03-18 Tom de Vries <tom@codesourcery.com>
24390 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
24392 2016-03-18 Jakub Jelinek <jakub@redhat.com>
24394 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
24395 instead of replace_rtx for DEBUG_INSNs.
24397 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24399 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
24400 load type reservations.
24402 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
24405 * config/pa/constraints.md: Revert 2015-02-13 change. Use
24406 define_constraint for "Q" and "T" constraints.
24408 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
24410 Tweak the pipeline model for Exynos M1
24412 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
24415 2016-03-17 David Malcolm <dmalcolm@redhat.com>
24418 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
24419 where one or both locations aren't within a line_map.
24421 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
24424 * opts.c (finish_options): Don't set flag_pie to the default if
24425 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
24428 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
24430 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
24431 true as ALL_REGS argument to replace_rtx.
24433 2016-03-17 Richard Biener <rguenther@suse.de>
24436 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
24439 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24442 * rtl.h (replace_rtx): Add ALL_REGS argument.
24443 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
24444 equality and assert mode is the same, instead of just rtx pointer
24446 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
24447 true as ALL_REGS argument to replace_rtx.
24449 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
24451 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
24452 for boolean vector with vector mode only.
24453 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24455 2016-03-17 Nick Clifton <nickc@redhat.com>
24458 * config/rx/rx.c (rx_print_integer): Print negative constants in
24461 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24464 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
24466 2016-03-16 Richard Henderson <rth@redhat.com>
24467 Richard Biener <rguenth@suse.de>
24469 PR middle-end/70240
24470 PR middle-end/68215
24472 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
24473 first operand as is_gimple_condexpr.
24475 PR middle-end/70240
24476 PR middle-end/68215
24478 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
24479 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
24480 Do not gimplify the result.
24481 (do_unop): Adjust call to tree_vec_extract.
24482 (do_binop): Likewise.
24483 (do_compare): Likewise.
24484 (do_plus_minus): Likewise.
24485 (do_negate): Likewise.
24486 (expand_vector_condition): Likewise.
24487 (do_cond): Likewise.
24489 2016-03-16 Richard Henderson <rth@redhat.com>
24492 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
24493 (aarch64_classify_address): Use it.
24494 (aarch64_legitimize_address): Force all subexpressions of PLUS
24495 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
24497 2016-03-16 Jakub Jelinek <jakub@redhat.com>
24498 Richard Biener <rguenth@suse.de>
24501 * rtlanal.c (replace_rtx): For REG, if from is a REG,
24502 return to even if only REGNO is equal, and assert
24505 2016-03-11 Jeff Law <law@redhat.com>
24507 PR rtl-optimization/70224
24508 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
24510 2016-03-16 Richard Henderson <rth@redhat.com>
24512 PR middle-end/70199
24513 * function.h (struct function): Add has_forced_label_in_static.
24514 * gimplify.c (force_labels_r): Set it.
24515 * lto-streamer-in.c (input_struct_function_base): Read it.
24516 * lto-streamer-out.c (output_struct_function_base): Write it.
24517 * tree-inline.c (has_label_address_in_static_1): Remove.
24518 (copy_forbidden): Remove fndecl parameter; test
24519 has_forced_label_in_static.
24520 (inline_forbidden_p): Update call to copy_forbidden.
24521 (tree_versionable_function_p): Likewise.
24522 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
24523 (chkp_versioning): Likewise.
24524 * tree-inline.h (copy_forbidden): Update decl.
24526 2016-03-16 Marek Polacek <polacek@redhat.com>
24529 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
24530 function being thunked if the result type doesn't have fixed size.
24531 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
24532 doesn't have fixed size.
24534 2016-03-16 Bin Cheng <bin.cheng@arm.com>
24536 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
24537 reporting malformed loop nest.
24539 2016-03-16 Tom de Vries <tom@codesourcery.com>
24542 * ipa-devirt.c (possible_polymorphic_call_targets): Move
24543 nodes.length () == 1 test to before first nodes[0] access.
24545 2016-03-16 Tom de Vries <tom@codesourcery.com>
24547 PR tree-optimization/68715
24548 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
24549 single_pred_p test.
24551 2016-03-16 Tom de Vries <tom@codesourcery.com>
24553 PR tree-optimization/68809
24554 * graphite-scop-detection.c (same_close_phi_node): Test if result types
24557 2016-03-16 Carlos O'Donell <carlos@redhat.com>
24558 Sandra Loosemore <sandra@codesourcery.com>
24560 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
24561 on leaf attribute. Mention ELF interposition problems.
24563 2016-03-16 Alan Modra <amodra@gmail.com>
24565 PR rtl-optimization/69195
24566 PR rtl-optimization/47992
24567 * ira.c (indirect_jump_optimize): Ignore artificial defs.
24570 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
24573 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
24575 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24577 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
24579 2016-03-15 Jakub Jelinek <jakub@redhat.com>
24581 PR rtl-optimization/70222
24582 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
24583 optimization if mode is different from result_mode, queue up masking
24584 of the result in outer_op. Formatting fix.
24586 PR middle-end/70239
24587 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
24590 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24592 PR rtl-optimization/69032
24593 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
24594 looping backwards over basic block insns.
24596 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24599 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
24600 to non-speculative when propagating trap bits.
24602 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24604 PR rtl-optimization/63384
24605 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
24606 DEBUG_INSN_P insns.
24608 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24611 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
24612 factored out from ...
24613 (sched_analyze_insn): ... here.
24614 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
24615 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
24616 get_implicit_reg_pending_clobbers in it.
24617 (setup_id_reg_sets): Use setup_id_implicit_regs.
24618 (deps_init_id): Ditto.
24620 2016-03-15 Tom de Vries <tom@codesourcery.com>
24623 * cgraph.c (cgraph_node::get_body): Save, reset and restore
24625 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
24626 execute_function_dump.
24627 (execute_one_pass): Don't dump function if it will be dumped after ipa
24630 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
24632 * genrecog.c (match_pattern_2): If pred is NULL don't call
24633 safe_predicate_mode on it.
24635 2016-03-14 Jakub Jelinek <jakub@redhat.com>
24637 PR middle-end/70219
24638 * lra-constraints.c (delete_move_and_clobber): Change assertion
24639 to also allow dregno == 0.
24641 2016-03-14 Richard Henderson <rth@redhat.com>
24644 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
24645 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
24646 (reassociate_bb): Use optimize_vec_cond_expr; avoid
24647 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
24650 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
24653 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
24655 (lra_create_live_ranges_1): initialize hard register biggest_mode to
24657 * lra-constraints.c (split_reg): For hard regs, try to find the
24658 biggest single-register mode used in the function.
24660 2016-03-14 Richard Biener <rguenther@suse.de>
24662 PR tree-optimization/56365
24663 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
24664 constants to compare against.
24666 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
24669 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
24670 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
24671 (define_split for the GPR case): Use int_reg_operand instead of
24672 gpc_reg_operand for the output.
24674 2016-03-14 Tom de Vries <tom@codesourcery.com>
24676 PR tree-optimization/70045
24677 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
24678 create_empty_if_region_on_edge argument.
24680 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
24682 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
24683 (STACK_CHECK_PROTECT): Likewise.
24684 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24685 (STACK_CHECK_PROTECT): Likewise.
24686 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24687 (STACK_CHECK_PROTECT): Likewise.
24688 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
24689 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
24690 (STACK_CHECK_PROTECT): Likewise.
24692 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
24694 PR rtl-optimization/69307
24695 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
24696 registers in modes that span more than one register.
24698 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
24701 * lra-constraints.c (delete_move_and_clobber): New.
24702 (remove_inheritance_pseudos): Use it.
24704 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
24707 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
24708 the libcall is LCT_THROW.
24709 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
24710 for the checking routine.
24712 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24715 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
24716 optimization if we have direct move.
24717 (roundu32<mode>2_fprs): Likewise.
24719 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
24722 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
24724 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
24725 Arguments swapped. All callers changed. Take reg_renumber into
24726 account, and Calculate and compare register ranges for hard regs.
24728 2016-03-11 Jeff Law <law@redhat.com>
24730 PR tree-optimization/70190
24731 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24732 Handle cases where we can not extract the taken edge, even though we
24733 found a constant value.
24735 PR tree-optimization/64058
24736 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
24737 (num_coalesce_pairs): Move up earlier in file.
24738 (find_coalesce_pair): Initialize the INDEX field for each pair
24740 (compare_pairs): No longer sort on the elements in each pair.
24741 Instead break ties with the index of the coalesce pair.
24743 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24746 * config/aarch64/aarch64-protos.h
24747 (aarch64_save_restore_target_globals): New prototype.
24748 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
24749 Call the above when popping pragma.
24750 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
24752 (aarch64_set_current_function): Rewrite using the above.
24754 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24756 PR tree-optimization/70177
24757 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
24758 (extract_ops_from_tree): ... this. In the 2 argument
24759 overload remove _1 suffix.
24760 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
24761 (extract_ops_from_tree): ... this.
24762 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
24764 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
24765 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
24766 extract_ops_from_tree instead of 2 operand one.
24768 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
24770 PR tree-optimization/70013
24771 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
24772 for constant-pool entries.
24774 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24776 PR rtl-optimization/70174
24777 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
24778 followed by gen_lowpart on force_reg instead of just gen_lowpart.
24780 PR tree-optimization/70169
24781 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
24782 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
24785 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24786 Jakub Jelinek <jakub@redhat.com>
24789 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
24790 of uninitialized values.
24792 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24794 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
24796 ("*trunctddd2"): New pattern definition.
24797 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
24800 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24802 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
24803 definitions for BFP and DFP rounding modes.
24804 ("fixuns_truncdddi2", "fixuns_trunctddi2")
24805 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
24806 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
24807 ("fix_trunctf<mode>2"): Use the new constants instead of magic
24810 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24812 * config/s390/constraints.md: Adjust comment.
24813 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
24814 s390_decompose_addrstyle_without_index.
24815 * config/s390/predicates.md (shift_count_or_setmem_operand):
24816 Rename to setmem_operand.
24817 * config/s390/s390-protos.h
24818 (s390_decompose_shift_count): Rename to
24819 s390_decompose_addrstyle_without_index.
24820 * config/s390/s390.c (s390_decompose_shift_count)
24821 (s390_mem_constraint, print_shift_count_operand)
24822 (print_operand_address, print_operand): Rename
24823 s390_decompose_shift_count to
24824 s390_decompose_addrstyle_without_index and rename
24825 print_shift_count_operand to print_addrstyle_operand troughout the
24827 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
24828 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
24829 Rename shift_count_or_setmem_operand to setmem_operand.
24830 * config/s390/vx-builtins.md ("vec_insert<mode>")
24831 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
24834 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24837 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24838 Handle overlapping retval and newval.
24840 2016-03-10 Nick Clifton <nickc@redhat.com>
24843 * config/aarch64/aarch64.c
24844 (aarch64_override_options_after_change_1): When forcing
24845 flag_omit_frame_pointer to be true, use a special value that can
24846 be detected if this function is called again, thus preventing
24847 flag_omit_leaf_frame_pointer from being forced to be false.
24849 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24851 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
24852 Set x_flag_omit_leaf_frame_pointer when handling
24853 -momit-leaf-frame-pointer.
24855 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24858 * cgraph.c (cgraph_node::dump): Dump split_part and
24859 indirect_call_target.
24860 * cgraph.h (cgraph_node): Add indirect_call_target flag.
24861 * ipa.c (has_addr_references_p): Cleanup.
24862 (is_indirect_call_target_p): New.
24863 (walk_polymorphic_call_targets): Do not mark virtuals that may be
24864 called indirectly as local.
24865 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
24867 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24870 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
24871 on cxa_pure_virtual.
24873 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24876 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
24878 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24881 * tree.c (need_assembler_name_p): Only record main variant type names.
24883 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24886 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
24887 Always define to 0 or 1.
24888 (TARGET_FIX_ERR_A53_843419): New macro.
24889 * config/aarch64/aarch64-elf-raw.h
24890 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
24891 * config/aarch64/aarch64-linux.h: Likewise.
24892 * config/aarch64/aarch64.c
24893 (aarch64_override_options_after_change_1): Do not default
24894 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
24896 (aarch64_attributes): Handle fix-cortex-a53-843419.
24897 (aarch64_can_inline_p): Likewise.
24898 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
24900 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
24901 Jakub Jelinek <jakub@redhat.com>
24903 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
24904 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
24905 DECL_COMMONS if flag_unconstrained_commons is set.
24906 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24907 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
24908 (funconstrained-commons): Document.
24910 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24912 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
24913 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
24915 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
24917 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
24918 has a proper number of elements.
24920 2016-03-10 Alan Modra <amodra@gmail.com>
24922 PR rtl-optimization/69195
24923 PR rtl-optimization/47992
24924 * ira.c (recorded_label_ref): Delete.
24925 (update_equiv_regs): Return void.
24926 (indirect_jump_optimize): New function.
24927 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
24928 before regstat_compute_ri. Don't rebuild_jump_labels here.
24929 Delete update_regstat.
24931 2016-03-10 Richard Biener <rguenther@suse.de>
24933 PR tree-optimization/70128
24934 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24935 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
24937 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24939 PR tree-optimization/70152
24940 * tree-sra.c (replace_removed_params_ssa_names): Copy over
24941 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
24944 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
24945 instead of gen_sse2_loadlpd.
24946 * config/i386/sse.md (*vec_concatv2df): Rename to...
24947 (vec_concatv2df): ... this.
24949 PR tree-optimization/70127
24950 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
24952 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24956 * diagnostic-show-locus.c (compatible_locations_p): New function.
24957 (layout::layout): Sanitize ranges using compatible_locations_p.
24959 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24963 * diagnostic-show-locus.c (layout_range::layout_range): Replace
24964 location_range param with three const expanded_locations * and a
24966 (layout::layout): Replace call to
24967 rich_location::lazily_expand_location with get_expanded_location.
24968 Extract the range and perform location expansion here, passing
24969 the results to the layout_range ctor.
24970 * diagnostic.c (source_range::debug): Delete.
24971 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
24972 of rich_location::get_expanded_location.
24973 * gcc-rich-location.c (get_range_for_expr): Delete.
24974 (gcc_rich_location::add_expr): Reimplement to avoid the
24975 rich_location::add_range overload that took a location_range,
24976 passing a location_t instead.
24978 2016-03-09 Richard Biener <rguenther@suse.de>
24979 Jakub Jelinek <jakub@redhat.com>
24981 PR tree-optimization/70138
24982 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24983 Also skip vect_double_reduction_def.
24985 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24988 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
24989 if the operand is "m".
24991 2016-03-09 Nathan Sidwell <nathan@acm.org>
24993 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
24995 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24997 * config/i386/i386.c (processor_target_table): Fix cost table
24998 intialization order for znver1.
25000 2016-03-08 Jakub Jelinek <jakub@redhat.com>
25002 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
25003 - becuase -> because.
25004 * ipa-reference.c (ignore_module_statics): Likewise.
25005 * cgraph.c (cgraph_node::get_body): Likewise.
25006 * ipa-inline.c (early_inliner): Likewise.
25007 * ipa-devirt.c (types_same_for_odr): Likewise.
25008 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
25009 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
25011 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25013 * tree-ssa-math-opts.c: Fix typo in comment.
25015 2016-03-08 Jakub Jelinek <jakub@redhat.com>
25018 * config/i386/i386.c (scalar_chain::make_vector_copies,
25019 scalar_chain::convert_reg): Call end_sequence in between
25020 get_insns and emit_conversion_insns rather than after both
25023 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
25026 * config/i386/i386.h (machine_function): Add
25027 pc_thunk_call_expanded flag.
25028 (ix86_pc_thunk_call_expanded): New define.
25029 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
25030 (*set_got): Rename insn pattern from set_got.
25031 (*set_got_labelled): Rename inst pattern from set_got_labelled.
25032 * config/i386/i386.c (ix86_compute_frame_layout): Use
25033 ix86_pc_thunk_call_expanded to prevent red-zone.
25035 2016-03-07 Martin Jambor <mjambor@suse.cz>
25037 * hsa.h (hsa_get_ctor_statements): Declare.
25038 (hsa_get_dtor_statements): Likewise.
25039 (hsa_get_kernel_dispatch_type): Likewise.
25040 * hsa.c (hsa_get_ctor_statements): New function.
25041 (hsa_get_dtor_statements): Likewise.
25042 (hsa_get_kernel_dispatch_type): Likewise.
25043 * hsa-brig.c (hsa_cdtor_statements): Removed.
25044 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
25045 hsa_get_dtor_statements.
25046 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
25047 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
25049 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
25051 * config/arm/arm-cores.def (cortex-r8): New.
25052 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
25053 * config/arm/arm-tune.md: Likewise.
25054 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
25056 2016-03-07 Martin Sebor <msebor@redhat.com>
25058 PR rtl-optimization/19705
25059 * doc/invoke.texi (Options That Control Optimization): Clarify
25060 -fno-branch-count-reg.
25062 2016-02-26 Richard Biener <rguenther@suse.de>
25063 Jeff Law <law@redhat.com>
25065 PR tree-optimization/69740
25066 * cfghooks.c (remove_edge): Request loop fixups if we delete
25067 an edge that might turn an irreducible loop into a natural
25069 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
25070 Move after definition of loops_state_clear.
25072 2016-03-07 Bin Cheng <bin.cheng@arm.com>
25074 PR rtl-optimization/69052
25075 * rtlanal.c (commutative_operand_precedence): Set higher precedence
25078 2016-03-07 Tom de Vries <tom@codesourcery.com>
25080 PR tree-optimization/70116
25081 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
25082 is_tm_ending stmts and ubsan/asan internal functions.
25083 (find_duplicate): Use it. Don't test is_tm_ending here.
25085 2016-03-07 Richard Biener <rguenther@suse.de>
25087 PR tree-optimization/70115
25088 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
25089 (propagate_constants_for_unrolling): Use replace_uses_by.
25091 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
25093 PR middle-end/69916
25094 * omp-low.c (struct oacc_loop): Add ifns.
25095 (new_oacc_loop_raw): Initialize it.
25096 (finish_oacc_loop): Clear mask & flags if no ifns.
25097 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
25098 (oacc_loop_xform_loop): Add ifns arg & adjust.
25099 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
25101 2016-03-07 Richard Henderson <rth@redhat.com>
25104 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
25105 (insert_value_copy_on_edge): Likewise.
25107 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25109 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
25111 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25114 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
25116 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
25118 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
25120 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
25122 Fix sseimul type attribute.
25123 * config/i386/znver1.md
25124 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
25125 znver1_sseimul_avx256_load) : Fix the type attribute.
25126 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
25127 pipe usage and latency.
25129 2016-03-05 Jakub Jelinek <jakub@redhat.com>
25132 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
25133 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
25136 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
25139 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
25141 PR rtl-optimization/69941
25142 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
25143 the reg share its mode.
25145 2016-03-04 Jeff Law <law@redhat.com>
25147 PR tree-optimization/69196
25148 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25149 If the both SSA_NAMEs are anonymous, then consider them unassociated
25150 and include the PHI in the statement count.
25152 2016-03-05 Tom de Vries <tom@codesourcery.com>
25154 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
25155 construct in oacc routine. Check for oacc region in oacc routine.
25157 2016-03-04 Jakub Jelinek <jakub@redhat.com>
25160 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
25161 2016-02-22 changes, instead don't recurse if RECUR is already true.
25162 Don't change *dynamic_check if RECUR. Adjust recursive caller
25163 to pass true to the new argument.
25164 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
25167 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
25168 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
25170 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
25172 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
25174 PR rtl-optimization/57676
25175 * lra-assigns.c (lra_assign): Guard test for maximum iterations
25176 with flag_checking.
25178 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
25180 * tree-vect-patterns.c (search_type_for_mask): Handle
25181 comparison of booleans.
25183 2016-03-04 Jakub Jelinek <jakub@redhat.com>
25185 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
25189 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
25190 all other ops that have dw_val_class_die_ref operands,
25191 and DW_OP_GNU_entry_value.
25193 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25195 PR rtl-optimization/69904
25196 * config/arm/arm.c (arm_cannot_copy_insn_p):
25197 Return true for load-exclusive instructions.
25199 2016-03-03 Jakub Jelinek <jakub@redhat.com>
25202 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
25203 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
25204 the pattern no matter if it is used just by non-pattern, pattern
25206 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
25207 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
25208 oprnd1 def_stmt is in pattern, don't look through it.
25210 2016-03-03 Marek Polacek <polacek@redhat.com>
25212 PR middle-end/70050
25213 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
25215 2016-03-03 Martin Liska <mliska@suse.cz>
25217 PR tree-optimization/70043
25218 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
25219 previous statement if we see a debug statement.
25221 2016-03-03 Richard Biener <rguenther@suse.de>
25223 PR tree-optimization/55936
25224 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
25225 parameter and guard unsafe equivalence use.
25226 (vrp_evaluate_conditional_warnv_with_ops): Always use
25227 safe equivalences but not via the quadratic compare_names
25230 2016-03-03 Michael Collison <michael.collison@linaro.org>
25233 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
25234 for operand 1 to s_register_operand. Change predicate for operand
25235 2 to arm_not_immediate_operand.
25237 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
25239 * doc/tm.texi: Regenerated.
25241 2016-03-02 Richard Henderson <rth@redhat.com>
25244 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
25245 simplification when all args are positive non-fixed registers.
25247 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25249 * target.def (lra_p): Specify that new ports should use LRA.
25251 2016-03-02 Jakub Jelinek <jakub@redhat.com>
25254 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
25255 gimplify_type_sizes the type they refer to.
25256 (omp_notice_variable): Handle reference vars to VLAs.
25257 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
25258 reference to VLA decls in the second pass instead of first pass.
25260 2016-03-02 Tom de Vries <tom@codesourcery.com>
25262 PR tree-optimization/68659
25263 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
25264 new_expr == NULL_TREE.
25265 (get_new_name): Handle ADDR_EXPR.
25267 2016-03-02 Bin Cheng <bin.cheng@arm.com>
25269 PR rtl-optimization/69052
25270 * loop-invariant.c (canonicalize_address): New function.
25271 (inv_can_prop_to_addr_use): Check validity of address expression
25272 which is canonicalized by above function.
25274 2016-03-02 Alan Modra <amodra@gmail.com>
25277 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
25280 2016-03-02 Jakub Jelinek <jakub@redhat.com>
25283 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
25284 (*movhi_internal): Put mask moves from and to memory separately
25285 from moves from/to GPRs.
25287 2016-03-02 Richard Biener <rguenther@suse.de>
25289 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
25290 GENERIC expressions in GIMPLE.
25292 2016-03-02 Richard Biener <rguenther@suse.de>
25294 * config/i386/i386.c (type_natural_mode): Fix typo.
25296 2016-03-02 Nick Clifton <nickc@redhat.com>
25298 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
25300 2016-03-02 Richard Biener <rguenther@suse.de>
25301 Uros Bizjak <ubizjak@gmail.com>
25304 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
25306 2016-03-02 Richard Biener <rguenther@suse.de>
25308 PR middle-end/67278
25309 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
25311 2016-03-02 Marek Polacek <polacek@redhat.com>
25314 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
25315 "is promoted to" warning.
25317 2016-03-01 DJ Delorie <dj@redhat.com>
25319 * config.gcc: Deprecate mep-*.
25321 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
25323 PR middle-end/70025
25324 * lra-constraints.c (regno_val_use_in): New.
25325 (match_reload): Use it instead of regno_use_in.
25327 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
25329 PR rtl-optimization/70007
25330 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
25331 references present in REG_EQUAL notes attached to non-SET patterns.
25333 2016-03-01 Jeff Law <law@redhat.com>
25335 PR tree-optimization/69196
25336 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25337 Appropriately clamp the number of statements to copy when the
25338 thread path does not traverse a loop backedge.
25340 PR tree-optimization/69196
25341 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25342 Do count some PHIs in the thread path against the insn count. Decrease
25343 final statement count by one as the control statement in the last
25344 block will get removed. Remove special cased code for handling PHIs
25347 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
25350 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
25351 asm dialect alternatives to explicit GOTPCREL calls.
25353 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
25356 * ira.c (do_reload): Issue warning for generic stack checking here...
25357 * reload1.c (reload): ...instead of here and streamline it.
25359 2016-03-01 Nick Clifton <nickc@redhat.com>
25361 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
25363 2016-03-01 Richard Biener <rguenther@suse.de>
25365 PR tree-optimization/69983
25366 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
25367 types and fall back to operand_equal_p.
25369 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25372 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25374 * config/s390/constraints.md ("jm8"): New constraint.
25375 * config/s390/predicates.md ("const_int_8bitset_operand"): New
25377 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
25379 ("*setmem_long<setmem_and>"): New pattern.
25380 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
25382 ("*setmem_long_31z<setmem_and>"): New pattern.
25383 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
25384 New substitution rules with the required attributes.
25387 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25390 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25392 * gensupport.c (process_substs_on_one_elem): Split loop to
25393 complete mark_operands_used_in_match_dup on all expressions in the
25395 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25396 and remove function.
25398 2016-03-01 Richard Biener <rguenther@suse.de>
25400 PR middle-end/70022
25401 * fold-const.c (fold_indirect_ref_1): Fix range checking for
25402 vector BIT_FIELD_REF extract.
25404 2016-03-01 Richard Biener <rguenther@suse.de>
25406 PR tree-optimization/69994
25407 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
25409 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
25411 PR tree-optimization/69956
25412 * tree-vect-stmts.c (supportable_widening_operation): Support
25413 multi-step conversion of boolean vectors.
25414 (supportable_narrowing_operation): Likewise.
25416 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25418 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
25421 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25423 * config/s390/subst.md (DSI_VI): New mode iterator.
25424 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
25425 * config/s390/vector.md ("vec_set<mode>"): Move expander before
25426 the insn definition.
25427 ("*vec_set<mode>"): Change predicate and add alternative to
25428 support only either register or const_int operands as element
25430 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
25432 ("vec_extract<mode>"): New expander.
25433 ("*vec_extract<mode>"): New insn definition supporting reg and
25434 const_int element selectors.
25435 ("*vec_extract<mode>_plus"): New insn definition supporting
25436 reg+const_int element selectors.
25437 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
25438 following expander+insn definition.
25439 ("<vec_shifts_name><mode>3"): New expander.
25440 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
25442 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25444 * config/s390/s390.md ("*tabort_1"): Change predicate to
25445 nonmemory_operand. Add a second alternative to cover
25446 register as well as const int operands.
25447 ("*tabort_1_plus"): New pattern definition.
25449 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25451 * config/s390/s390.md ("*ashrdi3_cc_31")
25452 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
25453 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
25454 Merge insn definitions into ...
25455 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25456 New pattern definition.
25457 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
25458 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
25459 ("*ashr<mode>3_and"): Merge insn definitions into ...
25460 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25461 New pattern definition.
25462 * config/s390/subst.md ("addr_style_op_cc_subst")
25463 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
25464 substitutions patterns plus attributes.
25465 Add ashiftrt to SUBST iterator.
25467 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25469 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
25470 op2 to nonmemory_operand.
25471 ("*<shift>di3_31", "*<shift>di3_31_and"):
25472 Merge into single pattern definition ...
25473 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
25474 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
25475 pattern definition ...
25476 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
25477 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
25480 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25482 * config/s390/predicates.md (const_int_6bitset_operand): New
25484 * config/s390/s390.md: Include subst.md.
25485 ("rotl<mode>3"): New expander.
25486 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
25488 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
25489 * config/s390/subst.md: New file.
25491 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25493 * config/s390/s390.md ("op_type", "atype", "length" attributes):
25494 Remove RRR type. It doesn't really exist.
25495 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
25497 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
25498 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
25499 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
25500 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
25501 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
25502 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
25503 `enabled' attribute.
25505 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25507 * gensupport.c (process_substs_on_one_elem): Split loop to
25508 complete mark_operands_used_in_match_dup on all expressions in the
25510 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25511 and remove function.
25513 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25516 * config/sparc/sparc.c (NWORDS_UP): Rename to...
25517 (CEIL_NWORDS): ...this. Use CEIL macro.
25518 (compute_fp_layout): Adjust to above renaming.
25519 (function_arg_union_value): Likewise.
25520 (sparc_arg_partial_bytes): Likewise.
25521 (sparc_function_arg_advance): Likewise.
25523 2016-02-29 Jeff Law <law@redhat.com>
25525 PR tree-optimization/70005
25526 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
25527 where an object with a boolean range is compared against a value
25530 PR tree-optimization/69999
25531 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
25532 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
25535 2016-02-29 Richard Biener <rguenther@suse.de>
25537 PR tree-optimization/69994
25538 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
25539 (get_unary_op): Look through nop conversions.
25540 (ops_equal_values_p): New function, look for equality diregarding
25542 (eliminate_plus_minus_pair): Use ops_equal_values_p
25543 (repropagate_negates): Do not use get_unary_op here.
25545 2016-02-29 Martin Liska <mliska@suse.cz>
25547 * system.h: Poison ENABLE_CHECKING macro.
25549 2016-02-29 Martin Liska <mliska@suse.cz>
25551 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
25552 is presented in dump flags.
25553 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25554 (hsa_regalloc): Likewise.
25556 2016-02-19 Richard Biener <rguenther@suse.de>
25558 PR tree-optimization/69980
25559 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
25560 permutation of those we need to keep.
25562 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25565 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
25566 (NWORDS_UP): ...this
25567 (init_cumulative_args): Minor tweaks.
25568 (sparc_promote_function_mode): Likewise.
25569 (scan_record_type): Delete.
25570 (traverse_record_type): New function template.
25571 (classify_data_t): New structure type.
25572 (classify_registers): New inline function.
25573 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
25574 exhausted. Instantiate traverse_record_type on classify_registers and
25575 deal with the case of a structure passed in slot #15 with no FP field
25577 (assign_data_t): New structure type.
25578 (compute_int_layout): New static function.
25579 (compute_fp_layout): Likewise.
25580 (count_registers): New inline function.
25581 (assign_int_registers): New static function.
25582 (assign_fp_registers): Likewise.
25583 (assign_registers): New inline function.
25584 (function_arg_record_value_1): Delete.
25585 (function_arg_record_value_2): Likewise.
25586 (function_arg_record_value_3): Likewise.
25587 (function_arg_record_value): Adjust to above changes. Instantiate
25588 traverse_record_type on count_registers to first count the number of
25589 registers to be used and then on assign_registers to assign them.
25590 (function_arg_union_value): Adjust to above renaming.
25591 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
25592 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
25593 case of a structure passed in slot #15
25594 (sparc_function_arg_advance): Likewise.
25595 (function_arg_padding): Minor tweak.
25597 2016-02-29 Richard Biener <rguenther@suse.de>
25599 PR tree-optimization/69720
25600 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
25601 the adjustment_def path for possibly vectorized defs.
25602 (vect_create_epilog_for_reduction): Handle vectorized initial
25605 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
25607 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
25609 2016-02-27 Jeff Law <law@redhat.com>
25612 2016-02-26 Richard Biener <rguenther@suse.de>
25613 Jeff Law <law@redhat.com>
25615 PR tree-optimization/69740
25616 * cfghooks.c (remove_edge): Request loop fixups if we delete
25617 an edge that might turn an irreducible loop into a natural
25620 2016-02-27 Jakub Jelinek <jakub@redhat.com>
25622 PR rtl-optimization/69896
25623 * tree-vect-generic.c (get_compute_type): Avoid single element
25626 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
25628 Rename the AArch64 tuning option and related functions to enable the
25629 Newton series for the reciprocal square root to reflect its
25630 approximative characteristic.
25632 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
25633 function to "aarch64_emit_approx_rsqrt".
25634 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
25635 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
25636 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
25637 (xgene1_tunings): Likewise.
25638 (use_rsqrt_p): Likewise.
25639 (aarch64_emit_swrsqrt): Use new function name.
25640 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
25641 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
25642 text explaining this option.
25643 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
25645 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25648 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
25649 complain about -mallow-movmisalign without -mvsx if
25650 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
25652 2016-02-26 Joel Sherrill <joel@rtems.org>
25654 * config.gcc: Add x86_64-*-rtems*.
25655 * config/i386/rtems-64.h: New file.
25657 2016-02-26 Joel Sherrill <joel@rtems.org>
25659 * config.gcc: Add aarch64-*-rtems*.
25660 * config/aarch64/rtems.h: New file.
25662 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
25665 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
25666 shift amount using %h. Add comment.
25668 2016-02-26 Richard Biener <rguenther@suse.de>
25669 Jeff Law <law@redhat.com>
25671 PR tree-optimization/69740
25672 * cfghooks.c (remove_edge): Request loop fixups if we delete
25673 an edge that might turn an irreducible loop into a natural
25676 2016-02-26 Martin Jambor <mjambor@suse.cz>
25678 PR middle-end/69920
25679 * tree-sra.c (sra_modify_assign): Do not remove loads of
25680 uninitialized aggregates to SSA_NAMEs.
25682 2016-02-26 Richard Henderson <rth@redhat.com>
25685 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
25686 pseudo in case the target rtx matches the source of the left
25689 2016-02-26 Martin Jambor <mjambor@suse.cz>
25692 * hsa.h (hsa_type_packed_p): Declare.
25693 * hsa.c (hsa_type_packed_p): New function.
25694 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
25696 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
25697 * hsa-brig.c (emit_basic_insn): Likewise.
25699 2016-02-26 Martin Jambor <mjambor@suse.cz>
25702 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
25704 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
25706 2016-02-26 Martin Jambor <mjambor@suse.cz>
25708 * hsa.h (is_a_helper): New overload for hsa_op_immed for
25709 hsa_op_with_type operands.
25710 (hsa_unsigned_type_for_type): Declare.
25711 * hsa.c (hsa_unsigned_type_for_type): New function.
25712 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
25713 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
25714 the finalizer. Do not emit extra move.
25716 2016-02-26 Martin Jambor <mjambor@suse.cz>
25718 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
25719 atomic operations in private segment.
25721 2016-02-26 Martin Jambor <mjambor@suse.cz>
25723 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
25724 statements to wi->info. Also disallow omp simd constructs.
25725 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
25726 for not gridifying. Dump special string for omp_for.
25728 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25731 * config/aarch64/aarch64.c (aarch64_set_current_function):
25732 Save/restore target globals when switching to
25733 target_option_default_node.
25735 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25738 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
25739 Return 0 if !SHIFT_COUNT_TRUNCATED.
25741 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25742 Eric Botcazou <ebotcazou@adacore.com>
25744 PR rtl-optimization/69891
25745 * dse.c (scan_insn): If we can't figure out memset arguments
25746 or they are non-constant, call clear_rhs_from_active_local_stores.
25748 2016-02-26 Martin Liska <mliska@suse.cz>
25750 * doc/extend.texi: Mention clog10, clog10f an clog10l
25751 in Builtins section.
25753 2016-02-26 Martin Liska <mliska@suse.cz>
25755 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
25757 (resolve_args_picking_1): Likewise.
25758 * dwarf2out.h (struct GTY): Likewise.
25760 2016-02-26 Martin Liska <mliska@suse.cz>
25762 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
25763 with flag_checking.
25764 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25766 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
25767 Martin Liska <mliska@suse.cz>
25769 * doc/install.texi: Mention --enable-valgrind-annotations.
25771 2016-02-26 Richard Biener <rguenther@suse.de>
25773 PR tree-optimization/69551
25774 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
25775 looking through aliases adjust DECL_PT_UID to refer to the
25776 ultimate alias target.
25778 2016-02-25 Martin Liska <mliska@suse.cz>
25780 PR middle-end/69919
25781 * alloc-pool.c (after_memory_report): New variable.
25782 * alloc-pool.h (base_pool_allocator ::release): Do not use
25783 the infrastructure if after_memory_report.
25784 * toplev.c (toplev::main): Mark after memory report.
25786 2016-02-25 Richard Biener <rguenther@suse.de>
25788 PR tree-optimization/48795
25789 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
25791 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
25794 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
25795 offloading is enabled and -fopenacc or -fopenmp is specified.
25796 (CRTOFFLOADEND): Likewise.
25797 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
25798 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
25799 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
25800 (offload_objects_file_name): New static var.
25801 (tool_cleanup): Remove offload_objects_file_name file.
25802 (find_offloadbeginend): Replace with ...
25803 (find_crtoffloadtable): ... this.
25804 (run_gcc): Remove offload_argc and offload_argv.
25805 Get offload_objects_file_name from -foffload-objects=... option.
25806 Read names of object files with offload from this file, pass them to
25807 compile_images_for_offload_targets. Don't call find_offloadbeginend and
25808 don't pass offloadbegin and offloadend to the linker. Don't pass
25809 offload non-LTO files to the linker, because now they're not claimed.
25811 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
25814 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
25815 on builtin_unreachable.
25817 2016-02-25 Jakub Jelinek <jakub@redhat.com>
25819 PR rtl-optimization/69896
25820 * regcprop.c: Include cfgrtl.h.
25821 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
25822 than remembered mode, either delete it (if noop_move_p), or
25823 treat like copy_p but not noop_p instruction.
25825 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25828 * dwarf2out.c (gen_variable_die): Work around buggy LTO
25829 - allow NULL decl for Fortran DW_TAG_common_block variables.
25831 2016-02-24 Jason Merrill <jason@redhat.com>
25833 * common.opt (flifetime-dse): Add -flifetime-dse=1.
25835 2016-02-24 Richard Biener <rguenther@suse.de>
25836 Jakub Jelinek <jakub@redhat.com>
25838 PR middle-end/69760
25839 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
25840 conditionally executed ops to well-defined overflow behavior.
25842 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25844 PR middle-end/69915
25845 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
25848 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25850 PR rtl-optimization/69886
25851 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
25852 argument. Use it when checking validity of set instructions.
25853 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
25854 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
25856 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
25857 * store-motion.c (find_moveable_store): Update
25858 can_assign_to_reg_without_clobbers_p callsite.
25860 2016-02-24 Richard Biener <rguenther@suse.de>
25862 PR middle-end/68963
25863 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
25865 (record_nonwrapping_iv): Do not fall back to the low/high bound
25866 for non-constant IV bases if the stmt is not always executed.
25868 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25870 * config/arm/arm-cores.def (cortex-a32): New entry.
25871 * config/arm/arm-tables.opt: Regenerate.
25872 * config/arm/arm-tune.md: Regenerate.
25873 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
25874 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
25875 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
25876 for -mcpu and -mtune.
25878 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25881 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
25882 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
25883 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
25884 (atomic_loaddi_1): Delete.
25885 (atomic_loaddi): Rewrite expander using the above changes.
25887 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25890 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
25893 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25894 Richard Biener <rguenth@suse.de>
25896 PR middle-end/69909
25897 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
25898 set_mem_attributes if tem is SSA_NAME which got expanded
25901 2016-02-24 Richard Biener <rguenther@suse.de>
25903 PR tree-optimization/69907
25904 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
25905 end of permutations for BB vectorization.
25907 2016-02-24 Christian Bruel <christian.bruel@st.com>
25909 * config/arm/arm-c.c (arm_option_override): Initialize
25910 target_option_current_node.
25911 * config/arm/arm.c (arm_pragma_target_parse): Replace
25912 build_target_option_node call by target_option_current_node.
25913 Set target_option_current_node.
25916 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
25919 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
25920 define_insn_and_split to define_insn.
25921 (zero_extendqi<mode>2_dot2): Same.
25922 (extendqi<mode>2_dot): Same.
25923 (extendqi<mode>2_dot2): Same.
25925 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25927 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
25928 and add bypass for AES{D,E} and AESMC pairs.
25929 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
25932 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25934 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
25935 series for reciprocal square root in Exynos M1.
25937 2016-02-23 Martin Sebor <msebor@redhat.com>
25940 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
25941 __builtin_alloca_with_align.
25943 2016-02-23 Richard Henderson <rth@redhat.com>
25945 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
25946 (ix86_register_pragmas): Remove __seg_tls.
25947 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
25948 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
25949 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
25950 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
25951 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
25952 * doc/extend.texi (__seg_tls): Remove item.
25954 2016-02-23 Richard Biener <rguenther@suse.de>
25956 * alloc-pool.h (struct allocation_object): Make id member
25957 conditional on CHECKING_P again.
25958 (get_instance): Adjust.
25959 (base_pool_allocator): Likewise.
25961 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
25963 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
25964 (parallelize_loops): In OpenACC kernels mode, set n_threads to
25966 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
25968 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
25970 2016-02-23 Richard Biener <rguenther@suse.de>
25972 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
25973 * bitmap.h (struct bitmap_usage): Likewise.
25974 (bitmap_move): Declare.
25975 * bitmap.c (register_overhead): Take size_t argument.
25976 (bitmap_move): New function.
25977 * df-problems.c (df_rd_transfer_function): Use bitmap_move
25978 to properly account overhead.
25979 * tree.c (free_node): Use tree_size.
25981 2016-02-23 Jakub Jelinek <jakub@redhat.com>
25984 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
25985 when inverting comparison.
25988 * common.opt (Wunreachable-code): Add Warning flag.
25990 2016-02-23 Mark Wielaard <mjw@redhat.com>
25991 Jakub Jelinek <jakub@redhat.com>
25994 * cgraphunit.c (check_global_declaration): Check main_input_filename
25995 and DECL_SOURCE_FILE are not NULL.
25997 2016-02-23 Martin Jambor <mjambor@suse.cz>
25999 PR tree-optimization/69666
26000 * tree-sra.c (sra_modify_assign): Do not attempt to create
26001 default_def replacements for unscalarizable regions.
26003 2016-02-20 Mark Wielaard <mjw@redhat.com>
26006 * cgraphunit.c (check_global_declaration): Check level of
26007 warn_unused_const_variable and main_input_filename.
26008 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
26009 (-Wunused-variable): For C implies -Wunused-const-variable=1.
26010 (-Wunused-const-variable): Explain levels 1 and 2.
26012 2016-02-22 Jakub Jelinek <jakub@redhat.com>
26015 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
26016 identical arguments. Formatting and spelling fixes.
26019 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
26024 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
26025 and m68k-devices.def.
26026 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
26027 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
26029 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
26031 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
26032 and HImode registers.
26034 2016-02-22 Richard Biener <rguenther@suse.de>
26036 PR tree-optimization/69882
26037 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
26038 preserve permutations present because of gaps.
26039 (vect_supported_load_permutation_p): Always continue checking
26040 permutations after vect_attempt_slp_rearrange_stmts.
26042 2016-02-22 Bin Cheng <bin.cheng@arm.com>
26044 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
26045 min_profitable_estimate, rather than min_profitable_iters.
26047 2016-02-22 Jakub Jelinek <jakub@redhat.com>
26050 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
26051 SImode for last match_operand.
26053 2016-02-22 Martin Liska <mliska@suse.cz>
26055 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
26056 return bitsize - 1 as the return value.
26058 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
26062 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
26063 Handle negative shift counts.
26064 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
26065 force_reg on the shift constant.
26066 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
26067 (lshrsi3_d): Handle negative shift counts.
26069 2016-02-22 Richard Biener <rguenther@suse.de>
26070 Tom de Vries <tom@codesourcery.com>
26072 * graph.c: Include dumpfile.h.
26073 (print_graph_cfg): Split into three overloads.
26074 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
26076 2016-02-22 Tom de Vries <tom@codesourcery.com>
26078 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
26081 2016-02-22 Richard Biener <rguenther@suse.de>
26084 * ipa-inline-transform.c (inline_call): When not updating
26085 overall summaries adjust self size by the growth estimate.
26086 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
26087 hash-set, do not update overall summaries here. Renamed from ...
26088 (inline_to_all_callers): ... this which is now wrapping the
26089 above and performing delayed overall summary update.
26090 (early_inline_small_functions): Delay updating of the overall
26093 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
26095 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
26098 2016-02-19 Jakub Jelinek <jakub@redhat.com>
26101 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
26102 :%* in %:gt() argument.
26103 (greater_than_spec_func): Adjust for expecting only numbers,
26104 if there are more than two numbers, compare the last two.
26106 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
26108 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
26109 -Wnarrowing with -std.
26111 2016-02-19 Jakub Jelinek <jakub@redhat.com>
26114 * expr.c (store_field): Don't use bit-field path if exp is
26115 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
26116 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
26117 and the assignment can be performed by bitwise copy. Formatting
26120 PR middle-end/69838
26121 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
26122 call copy_reg_eh_region_note_forward on before and/or after sequences
26123 and remove note from insn if it no longer can throw.
26126 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
26127 if TARGET_AVX512BW.
26129 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26131 * config/s390/vector.md: Add missing commutative operand markers
26132 to the patterns which qualify for one.
26133 * config/s390/vx-builtins.md: Likewise.
26135 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26137 * config/s390/vector.md (VI, VI_QHS): Add single element vector
26138 types to mode iterators.
26139 (vec_double): ... and mode attribute.
26140 * config/s390/vx-builtins.md (non_vec_int): Likewise.
26142 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26144 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
26145 Change the predicate of op2 from nonimmediate to general and let
26146 reload fix it if necessary.
26148 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26150 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
26152 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26154 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
26157 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26159 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
26160 * config/s390/s390.c (s390_expand_vec_movstr): New function.
26161 * config/s390/s390.md ("movstr<P:mode>"): Call
26162 s390_expand_vec_movstr.
26164 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26166 * config/s390/s390.md: Add missing output modifier for operand 1
26167 to print it as address properly.
26169 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26171 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
26172 * config/s390/2964.md: New file.
26173 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
26174 of insn grouping attributes depending on the CPU level.
26175 (s390_get_unit_mask): New function.
26176 (s390_sched_score): Remove the OOO from the scheduling macros.
26177 Add loop to calculate a score for the instruction mix.
26178 (s390_sched_reorder): Likewise plus improve debug output.
26179 (s390_sched_variable_issue): Rename macros as above. Calculate
26180 the unit distances after actually scheduling an insn. Improve
26182 (s390_sched_init): Clear last_scheduled_unit_distance array.
26183 * config/s390/s390.md: Include 2964.md.
26185 2016-02-18 Jakub Jelinek <jakub@redhat.com>
26188 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
26189 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
26190 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
26191 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
26192 *avx512f_<code>v8div16qi2_mask_1): New insns.
26194 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
26197 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
26200 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
26201 earlyclobber from target. Use wF constraint for fused memory
26203 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
26205 2016-02-18 Jakub Jelinek <jakub@redhat.com>
26206 Martin Liska <mliska@suse.cz>
26209 * cfgexpand.c (asan_sanitize_stack_p): New function.
26210 (partition_stack_vars): Use the function.
26211 (expand_stack_vars): Likewise.
26212 (defer_stack_allocation): Likewise.
26213 (expand_used_vars): Likewise.
26215 2016-02-18 Richard Biener <rguenther@suse.de>
26217 PR middle-end/69553
26218 * fold-const.c (operand_equal_p): Properly compare offsets for
26219 IMAGPART_EXPR and ARRAY_REF.
26221 2016-02-18 Nick Clifton <nickc@redhat.com>
26225 * config/arm/arm.c (arm_option_override_internal): Disable
26226 interworking if the target does not support thumb instructions.
26227 (arm_reload_in_hi): Handle the case where a register to register
26228 move needs reloading because there is no simple pattern to handle
26230 (arm_reload_out_hi): Likewise.
26232 2016-02-18 Richard Biener <rguenther@suse.de>
26234 PR middle-end/69854
26235 * match.pd: Don't use fold_binary or fold_unary for folding
26238 2016-02-17 Jakub Jelinek <jakub@redhat.com>
26241 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
26242 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
26243 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
26244 warn on gimple_no_warning_p statements.
26246 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
26248 * doc/extend.texi (C++ Attributes): Correct description of
26249 warn_unused type attribute.
26251 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26253 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
26254 correct instruction.
26256 2016-02-17 Richard Biener <rguenther@suse.de>
26258 PR rtl-optimization/69609
26259 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
26260 (find_traces_1_round): When ending a trace update cached priority
26262 (bb_to_key): Use cached priority when available.
26263 (copy_bb): Initialize cached priority.
26264 (reorder_basic_blocks_software_trace_cache): Likewise.
26266 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26269 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
26271 (aarch64_comparison_operator): Break overly long line into two.
26272 (aarch64_comparison_operation): Likewise.
26273 * config/aarch64/aarch64.md (cstorecc4): Use
26274 aarch64_comparison_operator_mode instead of
26275 aarch64_comparison_operator.
26276 (cstore<mode>4): Likewise.
26277 (aarch64_cstore<mode>): Likewise.
26278 (*cstoresi_insn_uxtw): Likewise.
26279 (cstore<mode>_neg): Likewise.
26280 (*cstoresi_neg_uxtw): Likewise.
26282 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26285 * config/arm/predicates.md (arm_comparison_operator_mode):
26287 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
26288 instead of arm_comparison_operator.
26289 (*mov_negscc): Likewise.
26290 (*mov_notscc): Likewise.
26291 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
26292 (*thumb2_mov_negscc): Likewise.
26293 (*thumb2_mov_negscc_strict_it): Likewise.
26294 (*thumb2_mov_notscc): Likewise.
26295 (*thumb2_mov_notscc_strict_it): Likewise.
26297 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
26299 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
26300 Add missing return.
26302 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
26304 * config/visium/visium.c (machine_libfunc_index): New enum.
26305 (machine_libfuncs): New structure.
26306 (visium_libfuncs): New static variable.
26307 (TARGET_INIT_LIBFUNCS): Define to...
26308 (visium_init_libfuncs): ...this. New function.
26309 (expand_block_move_4): Use the appropriate libfunc.
26310 (expand_block_move_2): Likewise.
26311 (expand_block_move_1): Likewise.
26312 (expand_block_set_4): Likewise.
26313 (expand_block_set_2): Likewise.
26314 (expand_block_set_1): Likewise.
26315 (visium_trampoline_init): Likewise.
26317 2016-02-17 Nick Clifton <nickc@redhat.com>
26319 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
26320 TI's devices.csv file as of March 2016.
26322 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
26325 * opts-global.c (handle_common_deferred_options): Introduce and
26326 initialize two global variables to remember command-line options
26327 specifying a stack-limiting register.
26328 * opts.h: Add extern declarations of the two new global variables.
26329 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
26330 variable based on the values of the two new global variables.
26332 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26335 * common.opt (Wnonnull-compare): New warning.
26336 * doc/invoke.texi (-Wnonnull): Remove text about comparison
26337 of arguments against NULL.
26338 (-Wnonnull-compare): Document.
26339 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
26340 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
26341 * passes.def (pass_warn_nonnull_compare): Add.
26342 * gimple-ssa-nonnull-compare.c: New file.
26344 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26346 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
26347 AARCH64_EXTRA_TUNE_RECIP_SQRT.
26349 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26351 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
26352 reciprocal sqrt for -mlow-precision-recip-sqrt.
26354 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26355 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26357 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
26358 always use lane loads to construct non-constant vectors.
26360 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26362 * config/aarch64/aarch64.md
26363 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
26364 constraints for operand 3.
26365 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
26367 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26368 Richard Biener <rguenther@suse.de>
26370 PR tree-optimization/69820
26371 * tree-vect-patterns.c (type_conversion_p): Return false if
26372 *orig_type is unsigned single precision or boolean.
26373 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
26376 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26378 PR rtl-optimization/69764
26379 PR rtl-optimization/69771
26380 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
26381 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
26383 2016-02-16 Richard Biener <rguenther@suse.de>
26385 PR tree-optimization/69776
26386 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
26388 (indirect_refs_may_alias_p): Likewise.
26389 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
26390 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
26391 according to tbaa_p.
26392 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
26393 (optimize_stmt): For redundant store discovery do not allow tbaa.
26395 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
26397 PR tree-optimization/69714
26398 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
26399 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
26401 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
26403 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
26404 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
26405 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
26406 * config/arc/arc.c (arc_init): Check FPU options.
26407 (get_arc_condition_code): Handle new CC_FPU* modes.
26408 (arc_select_cc_mode): Likewise.
26409 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
26410 register pair only. Allow access for ARCv2 accumulator.
26411 (gen_compare_reg): Whenever we have FPU support use FPU compare
26413 (arc_reorg): Don't generate brcc insns when FPU compare
26414 instructions are involved.
26415 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
26416 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
26417 floating point emulation.
26418 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
26419 (REVERSE_CONDITION): Add new CC_FPU* modes.
26420 (TARGET_FP_SP_BASE): Define.
26421 (TARGET_FP_DP_BASE): Likewise.
26422 (TARGET_FP_SP_FUSED): Likewise.
26423 (TARGET_FP_DP_FUSED): Likewise.
26424 (TARGET_FP_SP_CONV): Likewise.
26425 (TARGET_FP_DP_CONV): Likewise.
26426 (TARGET_FP_SP_SQRT): Likewise.
26427 (TARGET_FP_DP_SQRT): Likewise.
26428 (TARGET_FP_DP_AX): Likewise.
26429 * config/arc/arc.md (ARCV2_ACC): New constant.
26430 (type): New fpu type attribute.
26431 (SDF): Conditional iterator.
26432 (cstore<mode>, cbranch<mode>): Change expand condition.
26433 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
26434 handles FPU/FPX cases as well.
26435 * config/arc/arc.opt (mfpu): New option.
26436 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
26438 (adddf3, muldf3, subdf3): Removed.
26439 * config/arc/predicates.md (proper_comparison_operator): Recognize
26441 * config/arc/fpu.md: New file.
26442 * doc/invoke.texi (ARC Options): Document mfpu option.
26444 2016-02-16 Richard Biener <rguenther@suse.de>
26446 PR rtl-optimization/69291
26447 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
26448 noce_operand_ok check.
26450 2016-02-16 Tom de Vries <tom@codesourcery.com>
26453 * omp-low.c (simd_clone_create): Remove call to
26454 symtab->call_cgraph_insertion_hooks.
26456 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26458 PR tree-optimization/69802
26459 * tree-ssa-reassoc.c (update_range_test): If op is
26460 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
26461 op == 1 test of precision 1 integral op, otherwise handle
26462 that case as op itself. Fix up formatting.
26463 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
26466 2016-02-16 Richard Biener <rguenther@suse.de>
26468 PR tree-optimization/69586
26469 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
26470 types for conversion sources.
26472 2016-02-16 Richard Biener <rguenther@suse.de>
26474 PR middle-end/69801
26475 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
26476 mask OEP_ADDRESS_OF.
26478 2016-02-16 Alan Modra <amodra@gmail.com>
26481 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
26482 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
26483 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
26485 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
26486 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
26487 (p8_fmrgow_<mode>): Likewise.
26488 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
26490 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
26491 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
26492 to use movdi_internal64. Remove op0_di.
26493 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
26495 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
26497 Add support for the FCCMP insn types
26499 * config/aarch64/aarch64.md (fccmp): Change insn type.
26500 (fccmpe): Likewise.
26501 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
26502 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
26503 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
26504 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
26505 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
26506 * config/arm/types.md (fccmps): Add new insn type.
26507 (fccmpd): Likewise.
26509 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
26511 * alias.c (get_alias_set): Fix a typo in comment.
26513 2016-02-15 Richard Biener <rguenther@suse.de>
26515 PR tree-optimization/69595
26516 * match.pd: Complete range test simplification to true.
26518 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
26520 PR rtl-optimization/69648
26521 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
26522 pic_offset_table_rtx.
26524 PR rtl-optimization/69752
26525 * ira.c (update_equiv_regs): When looking for more than a single SET,
26526 also take other side effects into account.
26528 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26530 * config/s390/s390.c (s390_function_profiler): Add a new sequence
26531 for z900+ CPUs in 31-bit mode.
26533 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26535 * common/config/s390/s390-common.c (s390_supports_split_stack):
26537 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
26538 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
26539 * config/s390/s390.c (struct machine_function): New field
26540 split_stack_varargs_pointer.
26541 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
26542 in s390_emit_prologue.
26543 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
26545 (morestack_ref): New global.
26546 (SPLIT_STACK_AVAILABLE): New macro.
26547 (s390_expand_split_stack_prologue): New function.
26548 (s390_live_on_entry): New function.
26549 (s390_va_start): Use split-stack vararg pointer if appropriate.
26550 (s390_asm_file_end): Emit the split-stack note sections.
26551 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
26552 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
26553 (UNSPECV_SPLIT_STACK_CALL): New unspec.
26554 (UNSPECV_SPLIT_STACK_DATA): New unspec.
26555 (split_stack_prologue): New expand.
26556 (split_stack_space_check): New expand.
26557 (split_stack_data): New insn.
26558 (split_stack_call): New expand.
26559 (split_stack_call_*): New insn.
26560 (split_stack_cond_call): New expand.
26561 (split_stack_cond_call_*): New insn.
26563 2016-02-15 Richard Biener <rguenther@suse.de>
26565 PR tree-optimization/69783
26566 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26567 Add trivially correct cases.
26569 2016-02-15 Tom de Vries <tom@codesourcery.com>
26572 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
26574 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
26576 2016-02-15 Richard Biener <rguenther@suse.de>
26578 PR tree-optimization/69776
26579 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
26580 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
26581 indicate whether we can use TBAA to disambiguate against stores.
26582 Use alias-set zero if not.
26583 (visit_reference_op_store): Do not use TBAA when looking up
26585 * tree-ssa-pre.c (compute_avail): Use TBAA here.
26586 (eliminate_dom_walker::before_dom_children): But not when looking
26587 up redundant stores.
26589 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
26591 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
26593 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26595 * config/i386/znver1.md
26596 (znver1_pop, znver1_pop_mem,
26597 znver1_load_imov_double_store,
26598 znver1_load_imov_direct_store,
26599 znver1_load_imov_direct_load,
26600 znver1_load_imov_double_load): Add new.
26601 (znver1_insn, znver1_insn_load): Add icmov type.
26602 (znver1_sseavx_fma,
26603 znver1_sseavx_fma_load,
26605 znver1_avx256_fma_load): Fix pipe usage.
26607 2016-02-14 Alan Modra <amodra@gmail.com>
26610 * reload.c (find_reloads_address_1): For pre/post-inc/dec
26611 with an invalid hard reg, reload just the reg not the entire
26612 pre/post-inc/dec address expression.
26614 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26617 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
26618 fixed R1_REG scratch reg.
26619 (sibcall_value_pcrel_fdpic): Likewise.
26621 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26625 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
26627 2016-02-12 Walter Lee <walt@tilera.com>
26629 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
26630 * config/tilegx/t-tilegx: Likewise.
26632 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26635 * diagnostic-show-locus.c (struct line_span): New struct.
26636 (layout::get_first_line): Delete.
26637 (layout::get_last_line): Delete.
26638 (layout::get_num_line_spans): New member function.
26639 (layout::get_line_span): Likewise.
26640 (layout::print_heading_for_line_span_index_p): Likewise.
26641 (layout::get_expanded_location): Likewise.
26642 (layout::calculate_line_spans): Likewise.
26643 (layout::m_first_line): Delete.
26644 (layout::m_last_line): Delete.
26645 (layout::m_line_spans): New field.
26646 (layout::layout): Update comment. Replace m_first_line and
26647 m_last_line with m_line_spans, replacing their initialization
26648 with a call to calculate_line_spans.
26649 (diagnostic_show_locus): When printing source lines and
26650 annotations, rather than looping over a single span
26651 of lines, instead loop over each line_span within
26652 the layout, with an inner loop over the lines within them.
26653 Call the context's start_span callback when changing line spans.
26654 * diagnostic.c (diagnostic_initialize): Initialize start_span.
26655 (diagnostic_build_prefix): Break out the building of the location
26656 part of the string into...
26657 (diagnostic_get_location_text): ...this new function, rewriting
26658 it from nested ternary expressions to a sequence of "if"
26660 (default_diagnostic_start_span_fn): New function.
26661 * diagnostic.h (diagnostic_start_span_fn): New typedef.
26662 (diagnostic_context::start_span): New field.
26663 (default_diagnostic_start_span_fn): New prototype.
26665 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26668 * gcc.c (driver::finalize): Fix cleanup of "specs".
26670 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26674 * gcc.c (driver::driver): Initialize m_option_suggestions.
26675 (driver::~driver): Clean up m_option_suggestions.
26676 (suggest_option): Convert to...
26677 (driver::suggest_option): ...this, and split out into
26678 driver::build_option_suggestions and find_closest_string.
26679 (driver::build_option_suggestions): New function, from
26680 first half of suggest_option. Special-case
26681 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
26682 the sanitizer_opts array. For options of enum types, add the
26683 various enum values to the candidate strings.
26684 (driver::handle_unrecognized_options): Remove "const".
26685 * gcc.h (driver::handle_unrecognized_options): Likewise.
26686 (driver::build_option_suggestions): New decl.
26687 (driver::suggest_option): New decl.
26688 (driver::m_option_suggestions): New field.
26689 * opts-common.c (add_misspelling_candidates): New function.
26690 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
26691 and make non-static.
26692 * opts.h (sanitizer_opts): New array decl.
26693 (add_misspelling_candidates): New function decl.
26694 * spellcheck.c (find_closest_string): New function.
26695 * spellcheck.h (find_closest_string): New function decl.
26697 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26699 PR rtl-optimization/69764
26700 PR rtl-optimization/69771
26701 * optabs.c (expand_binop_directly): For shift_optab_p, force
26702 convert_modes with VOIDmode if xop1 has VOIDmode.
26704 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
26707 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
26708 to correctly determine instrumentation thunks.
26710 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26713 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
26714 type by reference, force lhs on the call.
26717 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
26718 Compute retval and retbnd early in all cases if split_part_return_p
26719 and return_bb is not EXIT. Remove all clobber stmts and reset
26720 all debug stmts that refer to SSA_NAMEs defined in split part,
26721 except if it is retval, in that case replace the old retval with the
26722 lhs of the call to the split part.
26724 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26727 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26729 PR middle-end/66726
26730 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26731 whose result is used in PHI.
26732 (maybe_optimize_range_tests): Likewise.
26733 (final_range_test_p): Likweise.
26735 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26737 PR middle-end/66726
26738 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26739 whose result is used in PHI.
26740 (maybe_optimize_range_tests): Likewise.
26741 (final_range_test_p): Likweise.
26743 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26745 * cgraph.c: Spelling fixes - behaviour -> behavior and
26746 neighbour -> neighbor.
26747 * target.def: Likewise.
26748 * sel-sched.c: Likewise.
26749 * config/mips/mips.c: Likewise.
26750 * config/arc/arc.md: Likewise.
26751 * config/arm/cortex-a57.md: Likewise.
26752 * config/arm/arm.c: Likewise.
26753 * config/arm/neon.md: Likewise.
26754 * config/arm/arm-c.c: Likewise.
26755 * config/vms/vms-c.c: Likewise.
26756 * config/s390/s390.c: Likewise.
26757 * config/i386/znver1.md: Likewise.
26758 * config/i386/i386.c: Likewise.
26759 * config/ia64/hpux-unix2003.h: Likewise.
26760 * config/msp430/msp430.md: Likewise.
26761 * config/rx/rx.c: Likewise.
26762 * config/rx/rx.md: Likewise.
26763 * config/aarch64/aarch64-simd.md: Likewise.
26764 * config/aarch64/aarch64.c: Likewise.
26765 * config/nvptx/nvptx.c: Likewise.
26766 * config/bfin/bfin.c: Likewise.
26767 * config/cris/cris.opt: Likewise.
26768 * config/rs6000/rs6000.c: Likewise.
26769 * target.h: Likewise.
26770 * spellcheck.c: Likewise.
26771 * ira-build.c: Likewise.
26772 * tree-inline.c: Likewise.
26773 * builtins.c: Likewise.
26774 * lra-constraints.c: Likewise.
26775 * explow.c: Likewise.
26776 * hwint.h: Likewise.
26777 * targhooks.c: Likewise.
26778 * tree-vect-data-refs.c: Likewise.
26779 * expr.c: Likewise.
26780 * doc/tm.texi: Likewise.
26781 * doc/extend.texi: Likewise.
26782 * doc/install.texi: Likewise.
26783 * doc/md.texi: Likewise.
26784 * tree-ssa-tail-merge.c: Likewise.
26785 * sched-int.h: Likewise.
26786 * match.pd: Likewise.
26787 * sched-ebb.c: Likewise.
26788 * target.def (omit_struct_return_reg): Likewise.
26789 * gimple-ssa-isolate-paths.c: Likewise.
26790 (find_implicit_erroneous_behaviour): Renamed to...
26791 (find_implicit_erroneous_behavior): ... this.
26792 (find_explicit_erroneous_behaviour): Renamed to...
26793 (find_explicit_erroneous_behavior): ... this.
26794 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
26796 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
26798 PR rtl-optimization/64682
26799 PR rtl-optimization/69567
26800 PR rtl-optimization/69737
26801 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
26802 in I2 as well, just lose it.
26804 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26806 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
26808 (aarch64_last_printed_tune_string): Likewise.
26809 (aarch64_declare_function_name): Only output .arch assembler
26810 directive if it will be different from the previously output
26811 directive. Same for .tune comment but only if -dA is set.
26812 (aarch64_start_file): New function.
26813 (TARGET_ASM_FILE_START): Define.
26815 2016-02-11 David Malcolm <dmalcolm@redhat.com>
26818 * Makefile.in (PLUGIN_HEADERS): Add params.list.
26820 2016-02-11 Jakub Jelinek <jakub@redhat.com>
26823 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
26824 -Wmaybe-uninitialized warning.
26826 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
26829 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
26831 2016-02-11 Richard Biener <rguenther@suse.de>
26833 PR rtl-optimization/69291
26834 * ifcvt.c (noce_try_store_flag_constants): Do not allow
26835 subexpressions affected by changing the result.
26837 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
26840 * lra-constraints.c (curr_insn_transform): Find in/out operands
26841 for secondary memory moves. Update dups.
26843 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
26845 PR tree-optimization/69652
26846 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
26847 to nested loop, did source re-formatting, skip debug statements,
26848 add check on statement with volatile operand, remove dead scalar
26851 2016-02-10 Jakub Jelinek <jakub@redhat.com>
26852 Patrick Palka <ppalka@gcc.gnu.org>
26856 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
26857 calls if the return type is TREE_ADDRESSABLE.
26858 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
26859 * ipa-split.c (split_function): Fix doubled "we" in comment.
26860 Use void return type for the split part even if
26861 !split_point->split_part_set_retval.
26863 2016-02-10 Bin Cheng <bin.cheng@arm.com>
26865 PR tree-optimization/68021
26866 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
26867 when computing the value of biv cand by itself.
26869 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26871 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
26872 (cortexa57_tunings): Likewise.
26873 (cortexa72_tunings): Likewise.
26874 (arch_macro_fusion_pair_p): Add support for AES fusion.
26875 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
26876 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
26877 Allow virtual registers before reload so early scheduling works.
26878 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
26879 correct latency and pipeline.
26880 (cortex_a57_crypto_complex): Likewise.
26881 (cortex_a57_crypto_xor): Likewise.
26882 (define_bypass): Add AES bypass.
26884 2016-02-10 Richard Biener <rguenther@suse.de>
26886 PR tree-optimization/69726
26887 * passes.def: Add DCE pass before late uninit.
26888 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
26889 really fixup if-conversions job.
26891 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26893 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
26894 (arm_cortex_a57_tune): Likewise.
26895 (aarch_macro_fusion_pair_p): Add support for AES fusion.
26896 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
26898 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
26900 * timevar.def (TV_PHASE_DBGINFO): Delete.
26901 (TV_PHASE_CHECK_DBGINFO): Likewise.
26902 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
26904 2016-02-10 Richard Biener <rguenther@suse.de>
26906 PR tree-optimization/69719
26907 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26908 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
26910 2016-02-09 Andrew Pinski <apinski@cavium.com>
26913 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
26914 get_vcond_mask_icode returns false.
26916 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
26919 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
26920 an ADDIS that adds a pointer to a large constant that sets the
26921 upper16 bits with a load operation.
26923 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26926 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
26928 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
26930 (vzipq_s16): Likewise.
26931 (vzipq_s32): Likewise.
26932 (vzipq_f32): Likewise.
26933 (vzipq_u8): Likewise.
26934 (vzipq_u16): Likewise.
26935 (vzipq_u32): Likewise.
26936 (vzipq_p8): Likewise.
26937 (vzipq_p16): Likewise.
26939 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26942 * config/arm/arm.c (neon_endian_lane_map): New function.
26943 (neon_vector_pair_endian_lane_map): New function.
26944 (arm_evpc_neon_vuzp): Allow for big endian lane order.
26945 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
26947 (vuzpq_s16): Likewise.
26948 (vuzpq_s32): Likewise.
26949 (vuzpq_f32): Likewise.
26950 (vuzpq_u8): Likewise.
26951 (vuzpq_u16): Likewise.
26952 (vuzpq_u32): Likewise.
26953 (vuzpq_p8): Likewise.
26954 (vuzpq_p16): Likewise.
26956 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
26959 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
26962 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
26964 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
26965 truncate const_int operand 1 to QImode.
26967 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
26969 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
26970 corresponding to an abnormal edge.
26972 2016-02-09 Tom de Vries <tom@codesourcery.com>
26974 PR tree-optimization/69599
26975 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
26977 (find_func_aliases_for_builtin_call, find_func_clobbers)
26978 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
26981 2016-02-09 Richard Biener <rguenther@suse.de>
26983 PR tree-optimization/69715
26984 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
26985 LHS on calls as non-rewritable.
26987 2016-02-09 Tom de Vries <tom@codesourcery.com>
26990 * lto-wrapper.c (append_diag_options): New function.
26991 (compile_offload_image): Call append_diag_options.
26993 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
26996 * doc/extend.texi (Flag Output Operands): Correct sectioning.
26997 Minor copy-edit to fix verb tenses.
26999 2016-02-08 Jakub Jelinek <jakub@redhat.com>
27001 PR tree-optimization/69209
27002 * ipa-split.c (split_function): If split part is not
27003 returning retval, retval has gimple type but is not
27004 gimple value, force it into a SSA_NAME first.
27006 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
27008 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
27011 2016-02-08 Jason Merrill <jason@redhat.com>
27014 * convert.c (convert_to_integer_1): Check dofold on truncation
27016 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
27017 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
27018 Rename from *_nofold.
27019 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
27020 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
27022 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
27025 * tree.c (build_common_tree_nodes): Remove short_double argument.
27026 All callers changed.
27027 * tree.h (build_common_tree_nodes): Adjust declaration.
27028 * doc/invoke.texi (-fshort-double): Remove documentation.
27029 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27030 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
27031 * lto-wrapper.c (merge_and_complain, append_compiler_options)
27032 (append_linker_options): Don't handle OPT_fshort_double.
27034 PR rtl-optimization/68730
27035 * lra-remat.c (insn_to_cand_activation): New static variable.
27036 (lra_remat): Allocate and free it.
27037 (create_cand): New arg activation. Initialize a field in
27038 insn_to_cand_activation if it is nonnull.
27039 (create_cands): Pass the activation insn to create_cand when making
27040 a candidate involving an output reload. Reorganize code a little.
27041 (do_remat): Keep track of active status of candidates in a separate
27044 2016-02-08 Richard Biener <rguenther@suse.de>
27046 PR tree-optimization/69719
27047 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
27048 Properly use absolute of the difference of the two offsets to
27049 compare or adjust the segment length.
27051 2016-02-08 Richard Biener <rguenther@suse.de>
27052 Jeff Law <law@redhat.com>
27055 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
27056 types for anonymous SSA names.
27058 2016-02-08 Richard Biener <rguenther@suse.de>
27060 PR rtl-optimization/69274
27061 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
27063 2016-02-08 Jeff Law <law@redhat.com>
27065 PR tree-optimization/65917
27066 * tree-ssa-dom.c (record_temporary_equivalences): Record both
27067 equivalences from if (x == y) style conditionals.
27068 (loop_depth_of_name): Remove.
27069 (record_equality): Remove loop depth check.
27070 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
27071 (const_and_copies::record_const_or_copy_raw): New member function.
27072 * tree-ssa-scopedtables.c
27073 (const_and_copies::record_const_or_copy_raw): New, factored out of
27074 (const_and_copies::record_const_or_copy): Call new member function.
27076 2016-02-05 Jeff Law <law@redhat.com>
27078 PR tree-optimization/68541
27079 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
27080 (count_stmts_in_block): New function.
27081 (poor_ifcvt_candidate_code): Likewise.
27082 (is_feasible_trace): Add some heuristics to determine when path
27083 splitting is profitable.
27084 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
27085 is a diamond with a single exit.
27087 2016-02-05 Martin Sebor <msebor@redhat.com>
27090 * doc/invoke.texi: Update -Wplacement-new to take an optional
27093 2016-02-06 Richard Henderson <rth@redhat.com>
27096 * tree.c (tree_nop_conversion_p): Do not strip casts into or
27097 out of non-standard address spaces.
27099 2016-02-05 Jakub Jelinek <jakub@redhat.com>
27101 PR rtl-optimization/69691
27102 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
27104 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
27106 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
27107 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
27108 (*ieee128_mfvsrd_64bit): Likewise.
27109 (*ieee128_mfvsrd_32bit): Likewise.
27111 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
27115 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27117 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
27118 instrumented_version.
27120 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
27122 * doc/invoke.texi (Optimize Options): In table of --param options
27123 rename second occurrence of tracer-min-branch-ratio to
27124 tracer-min-branch-probability, rename
27125 tracer-min-branch-ratio-feedback to
27126 tracer-min-branch-probability-feedback and clarify description,
27127 rename sched-spec-state-edge-prob-cutoff to
27128 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
27129 to selsched-insns-to-rename, rename lto-minpartition to
27130 lto-min-partition, delete reorder-blocks-duplicate and
27131 reorder-blocks-duplicate-feedback.
27133 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27135 * config/s390/s390.c (s390_register_info_set_ranges): Remove
27138 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
27140 * doc/extend.texi: S/390: Correct some typos.
27142 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27144 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
27146 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27149 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
27150 (s390_register_info_gprtofpr): Use new macros above.
27151 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
27153 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
27154 its name. Adjust restore and save gpr ranges.
27155 (s390_register_info_set_ranges): New function.
27156 (s390_register_info): Use new macros above. Call
27157 s390_register_info_set_ranges.
27158 (s390_optimize_register_info): Likewise.
27159 (s390_hard_regno_rename_ok): Use new macros.
27160 (s390_hard_regno_scratch_ok): Likewise.
27161 (s390_emit_epilogue): Likewise.
27162 (s390_can_use_return_insn): Likewise.
27163 (s390_optimize_prologue): Likewise.
27164 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
27166 2016-02-05 Jakub Jelinek <jakub@redhat.com>
27169 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
27171 (ix86_option_override_internal): Disable TARGET_STV even for
27172 -m{incoming,preferred}-stack-boundary=3.
27174 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27176 * config.gcc: Mark deprecated rtems targets as obsolete.
27178 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
27180 PR rtl-optimization/64682
27181 PR rtl-optimization/69567
27182 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
27183 before I2 only if the register is both used and set in I2.
27185 2016-02-04 DJ Delorie <dj@redhat.com>
27187 * config/msp430/msp430.c (msp430_start_function): Add function type.
27189 2016-02-04 Jakub Jelinek <jakub@redhat.com>
27192 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
27194 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
27196 PR rtl-optimization/69577
27198 2015-10-29 Richard Henderson <rth@redhat.com>
27202 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
27203 sse check to the exact conditions of PR 67609.
27205 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27208 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
27209 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
27210 not allowed into the traditional Altivec registers.
27211 (movtd_64bit_nodm): Likewise.
27212 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
27214 2016-02-04 David Malcolm <dmalcolm@redhat.com>
27216 * config/aarch64/cortex-a57-fma-steering.c
27217 (aarch64_register_fma_steering): Remove "static" from arguments
27220 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
27223 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
27224 twice when complex.
27226 2016-02-04 Mike Frysinger <vapier@gentoo.org>
27228 * doc/invoke.texi: Delete -mno-fma4.
27230 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
27232 PR rtl-optimization/69577
27233 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
27234 (find_subregs_of_mode): Update accordingly. Iterate over partial
27237 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
27239 * config/arm/arm-protos.h (neon_reinterpret): Remove.
27240 * config/arm/arm.c (neon_reinterpret): Remove.
27241 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
27242 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
27243 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
27244 vreinterpretti): Remove.
27245 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
27246 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
27247 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
27248 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
27249 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
27250 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
27251 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
27252 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
27253 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
27254 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
27255 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
27256 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
27257 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
27258 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
27259 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
27260 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
27261 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
27262 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
27263 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
27264 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
27265 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
27266 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
27267 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
27268 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
27269 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
27270 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
27271 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
27272 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
27273 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
27274 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
27275 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
27276 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
27277 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
27278 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
27279 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
27280 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
27281 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
27282 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
27283 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
27284 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
27285 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
27286 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
27287 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
27288 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
27289 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
27290 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
27291 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
27292 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
27293 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
27294 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
27295 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
27296 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
27297 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
27298 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
27299 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
27300 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
27301 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
27302 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
27303 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
27304 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
27305 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
27306 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
27307 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
27308 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
27309 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
27310 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
27311 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
27312 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
27313 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
27314 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
27315 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
27316 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
27317 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
27318 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
27319 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
27320 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
27321 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
27322 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
27323 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
27324 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
27325 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
27326 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
27327 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
27328 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
27329 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
27330 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
27331 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
27332 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
27333 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
27334 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
27335 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
27336 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
27337 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
27338 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
27339 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
27340 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
27341 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
27342 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
27343 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
27344 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
27345 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
27346 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
27347 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
27349 2016-02-04 Martin Liska <mliska@suse.cz>
27352 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
27353 that are gimple_store_p.
27354 (maybe_instrument_call): Likewise.
27356 2016-02-04 Bin Cheng <bin.cheng@arm.com>
27358 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
27359 register scaling out of memory reference and comment why.
27361 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27365 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
27366 folding the source of a SET.
27368 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27372 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
27373 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
27375 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
27379 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
27382 2016-02-04 Christian Bruel <christian.bruel@st.com>
27384 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
27385 * config/arm/arm.c (arm_set_current_function): Likewise.
27387 2016-02-04 Jakub Jelinek <jakub@redhat.com>
27388 Ilya Enkovich <enkovich.gnu@gmail.com>
27389 H.J. Lu <hongjiu.lu@intel.com>
27392 * config/i386/i386.c (convert_scalars_to_vector): Remove
27393 stack alignment fixes.
27394 (ix86_option_override_internal): Disable TARGET_STV if stack
27395 might not be aligned enough.
27396 (ix86_minimum_alignment): Assert that TARGET_STV is false.
27398 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
27400 * config/i386/x86-tune.def: Disable default prefetching
27403 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
27404 Vladimir Makarov <vmakarov@redhat.com>
27407 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
27408 in validating fused toc addresses.
27410 2016-02-03 Jakub Jelinek <jakub@redhat.com>
27413 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
27414 range->m_caret fields if range->m_show_caret_p is false.
27417 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27418 Force oldval into register if it does not satisfy reg_or_short_operand
27419 predicate. Fix up formatting.
27421 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
27422 Alexandre Oliva <aoliva@redhat.com>
27425 * lra-constraints.c (simplify_operand_subreg): Check additionally
27426 address validity after potential reloading.
27427 (process_address_1): Check insns validity. In case of failure do
27430 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
27433 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
27436 2016-02-02 Jakub Jelinek <jakub@redhat.com>
27438 * wide-int.cc (canonize_uhwi): New function.
27439 (wi::divmod_internal): Use it.
27441 2016-02-02 James Norris <jnorris@codesourcery.com>
27443 * gimplify.c (omp_notice_variable): Add usage check.
27445 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
27447 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
27448 like LE, GE, LT, GT when emitting relational operator.
27450 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27452 * ira-costs.c (find_costs_and_classes): Add extra argument.
27453 * target.def (ira_change_pseudo_allocno_class): Add parameter.
27454 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
27455 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
27456 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
27457 Add best_class parameter, and return it if not ALL_REGS.
27458 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
27460 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
27461 Update target hook.
27463 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27465 * config/aarch64/aarch64.c
27466 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
27467 (aarch64_ira_change_pseudo_allocno_class): New function.
27469 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
27472 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
27474 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27476 * config/avr/avr.c (avr_option_override): Set
27477 PARAM_ALLOW_STORE_DATA_RACES to 1.
27479 2016-02-02 Richard Biener <rguenther@suse.de>
27481 PR tree-optimization/69595
27482 * match.pd: Add range test simplifications to true/false.
27484 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
27486 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
27487 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
27490 2016-02-02 Richard Biener <rguenther@suse.de>
27492 PR tree-optimization/69606
27493 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
27494 info on the result before moving a stmt.
27496 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
27498 PR middle-end/68542
27499 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
27500 branch with vector comparison.
27501 * config/i386/sse.md (VI48_AVX): New mode iterator.
27502 (define_expand "cbranch<mode>4): Add support for conditional branch
27503 with vector comparison.
27504 * tree-vect-loop.c (optimize_mask_stores): New function.
27505 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
27506 has_mask_store field of vect_info.
27507 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
27508 vectorized loops having masked stores after vec_info destroy.
27509 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
27510 correspondent macros.
27511 (optimize_mask_stores): Add prototype.
27513 2016-02-02 Alan Modra <amodra@gmail.com>
27516 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
27519 2016-02-02 Alan Modra <amodra@gmail.com>
27522 * config/rs6000/rs6000.c (need_toc_init): New var, set it
27523 whenever toc_label_name used.
27524 (rs6000_file_start): Don't set up toc section here,
27525 (rs6000_output_function_epilogue): do so here instead,
27526 (rs6000_xcoff_file_start): and here.
27527 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
27528 (load_toc_aix_di): Likewise.
27530 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27532 PR rtl-optimization/69592
27533 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
27534 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
27535 (num_sign_bit_copies_binary_arith_p): New inline function.
27536 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
27538 2016-02-01 Jeff Law <law@redhat.com>
27540 PR tree-optimization/69580
27541 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
27542 * tree-ssa-threadbackward.c
27543 (fsm_find_control_statement_thread_paths): Do not try to walk
27544 through large PHI nodes.
27546 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27548 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
27549 when count is incremented above limit, don't analyze further
27552 * omp-low.c (oacc_parse_default_dims): Avoid
27553 -Wsign-compare warning, make sure value fits into int
27554 rather than just unsigned int.
27556 2016-02-01 Bin Cheng <bin.cheng@arm.com>
27558 PR tree-optimization/67921
27559 * fold-const.c (split_tree): New parameters. Convert pointer
27560 type variable part to proper type before negating.
27561 (fold_binary_loc): Pass new arguments to split_tree.
27563 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
27565 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
27566 (nvptx_goacc_validate_dims): Extend to handle global defaults.
27567 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
27568 * doc/tm.texti: Rebuilt.
27569 * doc/invoke.texi (fopenacc-dim): Document.
27570 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
27571 (append_compiler_options): Likewise.
27572 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
27573 (oacc_parse_default_dims): New.
27574 (oacc_validate_dims): Add USED arg. Select non-unity default when
27576 (oacc_loop_fixed_partitions): Return mask of used partitions.
27577 (oacc_loop_auto_partitions): Emit dump info.
27578 (oacc_loop_partition): Return mask of used partitions.
27579 (execute_oacc_device_lower): Parse default dimension arg. Adjust
27580 loop partitioning and validation calls.
27582 2016-02-01 Richard Biener <rguenther@suse.de>
27584 PR middle-end/69556
27585 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
27587 2016-02-01 Richard Biener <rguenther@suse.de>
27589 PR tree-optimization/69574
27590 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
27591 of asserting return chrec_dont_know.
27593 2016-02-01 Martin Liska <mliska@suse.cz>
27595 * mem-stats-traits.h: Add copyright header.
27596 * mem-stats.h: Likewise.
27598 2016-02-01 Richard Biener <rguenther@suse.de>
27600 PR tree-optimization/69579
27601 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
27602 Do not propagate through abnormal PHI results.
27604 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
27606 * postreload.c (reload_cse_simplify): Remove dead code.
27608 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27610 PR rtl-optimization/69570
27611 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
27612 if there is more than one set, not if there is a single set.
27614 2016-02-01 Richard Henderson <rth@redhat.com>
27617 * combine.c (make_compound_operation): When looking through a
27618 subreg, make sure to re-extend to the width of the outer mode.
27620 2016-01-30 Jakub Jelinek <jakub@redhat.com>
27622 PR tree-optimization/69546
27623 * wide-int.cc (wi::divmod_internal): For unsigned division
27624 where both operands fit into uhwi, if o1 is 1 and o0 has
27625 msb set, if divident_prec is larger than bits per hwi,
27626 clear another quotient word and return 2 instead of 1.
27627 Similarly for remainder with msb in HWI set, if dividend_prec
27628 is larger than bits per hwi.
27630 2016-01-29 Martin Jambor <mjambor@suse.cz>
27632 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
27633 Use short lowercase names.
27634 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
27635 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
27636 acq_rel one. Protect warning agains segfaults if
27637 get_memory_order_name returns NULL.
27638 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
27639 with release semantics. Do not warn if get_memory_order already did.
27640 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
27641 semantics. Fix check for relaxed or acquire semantics. Do not warn
27642 if get_memory_order already did.
27644 2016-01-29 Sebastian Pop <s.pop@samsung.com>
27646 * doc/install.texi: Document that isl-0.16 is supported.
27648 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
27651 * config/i386/constraints.md (Bm): Describe as special memory
27653 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
27654 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27655 * genpreds.c (struct constraint_data): Add is_special_memory.
27656 (have_special_memory_constraints, special_memory_start): New
27658 (special_memory_end): Ditto.
27659 (add_constraint): Add new arg is_special_memory. Add code to
27660 process its true value. Update have_special_memory_constraints.
27661 (process_define_constraint): Pass the new arg.
27662 (process_define_register_constraint): Ditto.
27663 (choose_enum_order): Process special memory.
27664 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
27665 function insn_extra_special_memory_constraint.
27666 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27667 * gensupport.c (process_rtx): Process
27668 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27669 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
27670 * ira-lives.c (single_reg_class): Use
27671 insn_extra_special_memory_constraint.
27672 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
27673 * lra-constraints.c (process_alt_operands): Ditto.
27674 (curr_insn_transform): Use insn_extra_special_memory_constraint.
27675 * recog.c (asm_operand_ok, preprocess_constraints): Process
27677 * reload.c (find_reloads): Ditto.
27678 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
27679 * stmt.c (parse_input_constraint): Use
27680 insn_extra_special_memory_constraint.
27682 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27685 * lra-splill.c (lra_final_code_change): Revert r229087 by
27686 removing all sub-registers.
27688 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
27691 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
27693 2016-01-29 Jakub Jelinek <jakub@redhat.com>
27696 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
27697 SSE1, copy target into the temporary reg first before recursing
27700 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27702 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
27705 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27707 * ginclude/stdarg.h: Test __cplusplus instead of
27708 __GXX_EXPERIMENTAL_CXX0X__.
27710 2016-01-29 Richard Biener <rguenther@suse.de>
27712 PR tree-optimization/69547
27713 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
27714 Do not mark clobbers necessary.
27715 (mark_all_reaching_defs_necessary_1): Likewise.
27717 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27719 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
27720 declaration name with %qs and print it in both error messages.
27721 Also fix indentation.
27723 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27726 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
27727 trailing blank line from error message.
27729 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27732 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
27735 2016-01-29 Richard Biener <rguenther@suse.de>
27737 PR middle-end/69537
27738 * match.pd: Allow all integral types when simplifying a
27739 widening or sign-changing conversion.
27741 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27743 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
27744 back to setting codegen_error to fail codegen.
27746 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
27749 * config/i386/constraints.md (C): Only accept constant zero operand.
27750 (BC): New constraint.
27751 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
27752 instead of C constraint.
27753 * doc/md.texi (Machine Constraints): Update description
27756 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
27759 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
27761 2016-01-28 Jakub Jelinek <jakub@redhat.com>
27763 PR middle-end/69542
27764 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
27767 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
27769 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
27770 branches if using guessed profile.
27772 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
27774 * graphite-optimize-isl.c (optimize_isl): Fix dump.
27776 2016-01-28 Richard Henderson <rth@redhat.com>
27779 * config/aarch64/aarch64-modes.def (CC_Cmode): New
27780 * config/aarch64/aarch64-protos.h: Update.
27781 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
27782 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
27783 (aarch64_get_condition_code_1): Handle CC_Cmode.
27784 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
27785 (*add<mode>3_compareC_cconly_imm): New.
27786 (*add<mode>3_compareC_cconly): New.
27787 (*add<mode>3_compareC_imm): New.
27788 (add<mode>3_compareC): New.
27789 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
27790 to be first. Use aarch64_carry_operation.
27791 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
27792 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
27793 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
27794 (subti3): Use subdi3_compare1.
27795 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
27796 (sub<mode>3_compare1): New.
27797 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
27798 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
27799 (*subsi3_carryin_uxtw): Likewise.
27800 (*ngc<mode>, *ngcsi_uxtw): Likewise.
27801 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
27802 * config/aarch64/iterators.md (DWI): New.
27803 * config/aarch64/predicates.md (aarch64_carry_operation): New.
27804 (aarch64_borrow_operation): New.
27806 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27808 * graphite-optimize-isl.c (optimize_isl): Print a different debug
27809 message when isl does not return a valid schedule.
27811 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27813 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
27814 Remove comments from class declarations: they are already in the code
27817 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27819 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
27821 (ternary_op_to_tree): Same.
27822 (unary_op_to_tree): Same.
27823 (nary_op_to_tree): Same.
27824 (gcc_expression_from_isl_expr_op): Same.
27825 (gcc_expression_from_isl_expression): Same.
27826 (graphite_create_new_loop): Same.
27827 (graphite_create_new_loop_guard): Same.
27828 (build_iv_mapping): Same.
27829 (graphite_create_new_guard): Same.
27830 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
27831 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
27833 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27835 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
27836 instead of setting codegen_error to fail codegen.
27838 2016-01-28 Jason Merrill <jason@redhat.com>
27840 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
27842 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27844 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27845 Remove CONST_INT_P check in CCMP cost calculation.
27847 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27849 * config/aarch64/aarch64.c (generic_vector_cost):
27850 Set vec_permute_cost.
27851 (cortexa57_vector_cost): Likewise.
27852 (exynosm1_vector_cost): Likewise.
27853 (xgene1_vector_cost): Likewise.
27854 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
27855 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
27856 Add vec_permute_cost entry.
27858 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27860 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
27862 (add<mode>3_compare0): Likewise.
27863 (addsi3_compare0_uxtw): Likewise.
27864 (add<mode>3nr_compare0): Likewise.
27865 (compare_neg<mode>): Likewise.
27866 (<optab><mode>3): Likewise.
27868 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
27870 * tree-vect-stmts.c (vectorizable_comparison): Add
27871 NULL check for vectype.
27873 2016-01-28 Richard Biener <rguenther@suse.de>
27875 PR tree-optimization/69466
27876 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
27877 Account for PHIs we couldn't duplicate.
27879 2016-01-28 Martin Liska <mliska@suse.cz>
27882 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
27883 instead of ENABLE_VALGRIND_CHECKING.
27885 2016-01-27 Richard Henderson <rth@redhat.com>
27888 * lra-remat.c (subreg_regs): New.
27889 (dump_candidates_and_remat_bb_data): Dump it.
27890 (operand_to_remat): Reject if operand in subreg_regs.
27891 (set_bb_regs): Collect subreg_regs.
27892 (lra_remat): Init and free subreg_regs. Compute
27893 calculate_local_reg_remat_bb_data before create_cands.
27895 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
27898 * config/i386/i386.c (ix86_update_stack_boundary): Don't
27899 change stack_alignment_needed for __tls_get_addr call.
27901 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
27903 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
27905 2016-01-27 Jeff Law <law@redhat.com>
27907 PR tree-optimization/68398
27908 PR tree-optimization/69196
27909 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
27910 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
27911 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27912 Only count PHIs in the last block in the path. The others will
27913 const/copy propagate away. Add heuristic to allow more irreducible
27914 subloops to be created when it is likely profitable to do so.
27916 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27917 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
27918 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
27920 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27923 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
27924 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
27925 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
27926 * tree-streamer-in.c: Include asan.h.
27927 (streamer_get_builtin_tree): For builtins in sanitizer
27928 range call initialize_sanitizer_builtins and retry.
27930 2016-01-27 Ian Lance Taylor <iant@google.com>
27932 * common.opt (fkeep-gc-roots-live): New undocumented option.
27933 * tree-ssa-loop-ivopts.c (add_candidate_1): If
27934 -fkeep-gc-roots-live, skip pointers.
27935 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
27938 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
27941 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
27942 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
27944 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
27947 * configure.ac: NetBSD provides SSP in its C library.
27948 * configure: Updated.
27950 2016-01-27 Richard Biener <rguenther@suse.de>
27952 PR tree-optimization/69166
27953 * tree-vect-loop.c (vect_is_simple_reduction): Always check
27954 reduction code for commutativity / associativity.
27956 2016-01-27 Martin Jambor <mjambor@suse.cz>
27958 PR tree-optimization/69355
27959 * tree-sra.c (analyze_access_subtree): Correct hole detection when
27960 total_scalarization fails.
27962 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
27964 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
27967 2016-01-27 Christian Bruel <christian.bruel@st.com>
27970 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
27971 Move arm_reset_previous_fndecl and set_target_option_current_node in
27972 the conditional part. Call save_restore_target_globals.
27973 * config/arm/arm.c (arm_set_current_function):
27974 Refactor to better support #pragma target and attribute mix.
27975 Call save_restore_target_globals.
27976 * config/arm/arm-protos.h (save_restore_target_globals): New function.
27978 2016-01-27 Martin Liska <mliska@suse.cz>
27980 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
27981 reference for an HSA kernel and its host function.
27983 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27985 PR tree-optimization/69399
27986 * wide-int.h (wi::lrshift): For larger precisions, only
27987 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
27989 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
27991 * config/arc/predicates.md (proper_comparison_operator): Reject
27992 constant-constant comparison.
27994 2016-01-26 Tom de Vries <tom@codesourcery.com>
27996 PR tree-optimization/69110
27997 * tree-data-ref.c (initialize_data_dependence_relation): Handle
27998 DR_NUM_DIMENSIONS == 0.
28000 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
28001 Sebastian Pop <s.pop@samsung.com>
28003 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
28004 isl_ast_op_cond and isl_ast_op_select.
28005 (gcc_expression_from_isl_expr_op): Same.
28007 2016-01-26 Jason Merrill <jason@redhat.com>
28010 * tree.c (recompute_constructor_flags): Split out from
28012 (verify_constructor_flags): New.
28013 * tree.h: Declare them.
28015 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
28017 PR rtl-optimization/69217
28018 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
28019 are no TYPE_FIELDS set for the record type.
28021 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28024 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
28025 toc_label_name unconditionally.
28026 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
28027 SYMBOL_REF string. Use toc_label_name instead of constructing
28029 (rs6000_elf_declare_function_name): Use toc_label_name instead of
28030 constructing LCTOC1.
28032 2016-01-26 Martin Sebor <msebor@redhat.com>
28035 * doc/extend.texi (Common Type Attributes): Move text that talks about
28036 attribute packed from attribute aligned to the section discussing
28037 the former attribute for clarity.
28039 2016-01-26 Richard Henderson <rth@redhat.com>
28041 PR middle-end/60908
28042 * trans-mem.c (tm_region_init): Mark entry block as visited.
28044 2016-01-26 David Malcolm <dmalcolm@redhat.com>
28047 * diagnostic-show-locus.c (layout::print_source_line): Replace
28048 call to pp_newline with call to layout::print_newline.
28049 (layout::print_annotation_line): Likewise.
28050 (layout::move_to_column): Likewise.
28051 (layout::print_any_fixits): After printing any fixits, print a
28052 trailing newline, if necessary.
28053 (layout::print_newline): New method, resetting any colorization
28055 (diagnostic_show_locus): Move the pp_newline to before the
28056 early bailout. Remove dummy block enclosing the layout instance.
28057 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
28058 of pp_newline_and_flush with pp_flush.
28059 (diagnostic_append_note): Delete use of pp_newline.
28060 (diagnostic_append_note_at_rich_loc): Delete.
28061 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
28062 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
28063 when newline characters are added to the buffer.
28065 2016-01-26 Michael Matz <matz@suse.de>
28067 * configure.ac (ac_cv_std_swap_in_utility): New test.
28068 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
28069 * configure: Regenerate.
28070 * config.in: Regenerate.
28072 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
28074 * config/arc/arc.md (cstoresi4): Force operand into register.
28075 (arcset<code>): Fix predicate.
28076 (arcsetltu): Likewise.
28077 (arcsetgeu): Likewise.
28078 (arcsethi): Likewise.
28079 (arcsetls): Likewise.
28081 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28083 PR tree-optimization/69483
28084 * gimple-fold.c (canonicalize_constructor_val): Return NULL
28085 if base has error_mark_node type.
28087 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
28090 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
28091 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
28093 (vget_lane_f16): Handle big-endian.
28094 (vgetq_lane_f16): Likewise.
28095 (vset_lane_f16): Likewise.
28096 (vsetq_lane_f16): Likewise.
28097 * config/arm/iterators.md (VQXMOV): Add V8HF.
28098 (VDQ): Add V4HF and V8HF.
28099 (V_reg): Handle V4HF and V8HF.
28100 (Is_float_mode): Likewise.
28101 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
28102 neon_vdup_nv8hf): New patterns.
28103 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
28104 Use VD_LANE iterator.
28105 (neon_vld1_dup<mode>): Use VQ2 iterator.
28107 2016-01-26 Nathan Sidwell <nathan@acm.org>
28109 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
28110 (set_oacc_fn_attrib): Add IS_KERNEL arg.
28111 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
28112 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
28113 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
28114 (oacc_validate_dims): Add LEVEL arg, don't return level.
28115 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
28116 oacc_validate_dims.
28117 (execute_oacc_device_lower): Adjust, add more dump output.
28118 * tree-ssa-loop.c (gate_oacc_kernels): Use
28119 oacc_fn_attrib_kernels_p.
28120 * tree-parloops.c (create_parallel_loop): Adjust
28121 set_oacc_fn_attrib call.
28123 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28126 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
28127 (append_compiler_options): Handle -fcilkplus.
28128 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
28130 2016-01-26 Nick Clifton <nickc@redhat.com>
28133 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
28134 been marked as DECL_ONE_ONLY but we do not the means to make it
28135 so, then do not allow it to bind locally.
28137 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28140 * opts.h (parse_sanitizer_options): New prototype.
28141 * opts.c (sanitizer_opts): New array.
28142 (parse_sanitizer_options): New function.
28143 (common_handle_option): Use parse_sanitizer_options.
28145 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
28148 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
28149 alignment adjustment to ...
28150 (ix86_update_stack_boundary): Here. Don't over-align stack for
28152 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
28153 if __tls_get_addr is called.
28155 2016-01-26 Christian Bruel <christian.bruel@st.com>
28157 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
28159 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
28161 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
28163 2016-01-26 Richard Biener <rguenther@suse.de>
28165 PR middle-end/69467
28166 * match.pd: Guard X * CST CMP 0 pattern with single_use.
28168 2016-01-26 Richard Biener <rguenther@suse.de>
28170 PR tree-optimization/69452
28171 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
28172 (move_computations_dom_walker::before_dom_children): Rename
28174 (move_computations_worker): This.
28175 (move_computations): Perform an RPO rather than a DOM walk.
28177 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28180 * combine.c (combine_instructions): For REG_EQUAL note with
28181 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
28182 to the underlying register.
28183 * doc/rtl.texi (REG_EQUAL): Document the behavior of
28184 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
28186 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
28189 * config/aarch64/aarch64-builtins.c
28190 (aarch64_init_simd_builtin_types): Do not set structural
28191 equality to __Poly{8,16,64,128}_t types.
28193 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
28195 PR tree-optimization/69400
28196 * wide-int.cc (wi_pack): Take the precision as argument and
28197 perform canonicalization here rather than in the callers.
28198 Use the main loop to handle all full-width HWIs. Add a
28199 zero HWI if in_len isn't a full result.
28200 (wi::divmod_internal): Update accordingly.
28201 (wi::mul_internal): Likewise. Simplify.
28203 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
28204 Sebastian Pop <s.pop@samsung.com>
28206 * graphite-poly.c (apply_poly_transforms): Simplify.
28207 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
28208 (print_isl_map): Same.
28209 (print_isl_union_map): Same.
28210 (print_isl_schedule): New.
28211 (debug_isl_schedule): New.
28212 * graphite-dependences.c (scop_get_reads): Do not call
28213 isl_union_map_add_map that is undocumented isl functionality.
28214 (scop_get_must_writes): Same.
28215 (scop_get_may_writes): Same.
28216 (scop_get_original_schedule): Remove.
28217 (scop_get_dependences): Do not call isl_union_map_compute_flow that
28218 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
28219 (compute_deps): Remove.
28220 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
28221 (debug_schedule_ast): New.
28222 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
28223 set_separate_option.
28224 (graphite_regenerate_ast_isl): Add dump.
28225 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
28226 from scop->transformed_schedule.
28227 (graphite_regenerate_ast_isl): Add more dump.
28228 * graphite-optimize-isl.c (optimize_isl): Set
28229 scop->transformed_schedule. Check whether schedules are equal.
28230 (apply_poly_transforms): Move here.
28231 * graphite-poly.c (apply_poly_transforms): ... from here.
28232 (free_poly_bb): Static.
28233 (free_scop): Static.
28234 (pbb_number_of_iterations_at_time): Remove.
28235 (print_isl_ast): New.
28236 (debug_isl_ast): New.
28237 (debug_scop_pbb): New.
28238 * graphite-scop-detection.c (print_edge): Move.
28239 (print_sese): Move.
28240 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
28241 (build_scop_scattering): Remove.
28242 (create_pw_aff_from_tree): Assert instead of bailing out.
28243 (add_condition_to_pbb): Remove unused code, do not fail.
28244 (add_conditions_to_domain): Same.
28245 (add_conditions_to_constraints): Remove.
28246 (build_scop_context): New.
28247 (add_iter_domain_dimension): New.
28248 (build_iteration_domains): Initialize pbb->iterators.
28249 Call add_conditions_to_domain.
28252 (index_outermost_in_loop): New.
28253 (index_pbb_in_loop): New.
28254 (outermost_pbb_in): New.
28255 (add_in_sequence): New.
28256 (add_outer_projection): New.
28257 (outer_projection_mupa): New.
28258 (add_loop_schedule): New.
28259 (build_schedule_pbb): New.
28260 (build_schedule_loop): New.
28261 (embed_in_surrounding_loops): New.
28262 (build_schedule_loop_nest): New.
28263 (build_original_schedule): New.
28264 (build_poly_scop): Call build_original_schedule.
28265 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
28266 (free_poly_dr): Remove.
28267 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
28268 (free_poly_bb): Remove.
28269 (debug_loop_vec): Remove.
28270 (print_isl_ast): Declare.
28271 (debug_isl_ast): Declare.
28272 (scop_do_interchange): Remove.
28273 (scop_do_strip_mine): Remove.
28274 (scop_do_block): Remove.
28275 (flatten_all_loops): Remove.
28276 (optimize_isl): Remove.
28277 (pbb_number_of_iterations_at_time): Remove.
28278 (debug_scop_pbb): Declare.
28279 (print_schedule_ast): Declare.
28280 (debug_schedule_ast): Declare.
28281 (struct scop): Remove schedule. Add original_schedule,
28282 transformed_schedule.
28283 (free_gimple_poly_bb): Remove.
28284 (print_generated_program): Remove.
28285 (debug_generated_program): Remove.
28286 (unify_scattering_dimensions): Remove.
28287 * sese.c (print_edge): ... here.
28288 (print_sese): ... here.
28289 (debug_edge): ... here.
28290 (debug_sese): ... here.
28291 * sese.h (print_edge): Declare.
28292 (print_sese): Declare.
28293 (dump_edge): Declare.
28294 (dump_sese): Declare.
28296 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
28297 Sebastian Pop <s.pop@samsung.com>
28299 * Makefile.in: Set ISLVER in site.exp.
28301 2016-01-25 Jakub Jelinek <jakub@redhat.com>
28303 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
28304 DECL_VALUE_EXPR of new_var even for the non-array case. Look
28305 through DECL_VALUE_EXPR for expansion.
28307 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
28309 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
28310 the frame info after reload completed.
28312 2016-01-25 Jeff Law <law@redhat.com>
28314 PR tree-optimization/69196
28315 PR tree-optimization/68398
28316 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
28317 tree-ssa-threadupdate.c.
28318 (determine_bb_domination_status): Prototype
28319 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
28320 (determine_bb_domination_status): No longer static.
28321 (valid_jump_thread_path): Remove code to detect characteristics
28322 of the jump thread path not associated with correctness.
28323 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
28324 Correct test for thread path length. Count PHIs for real operands as
28325 statements that need to be copied. Do not count ASSERT_EXPRs.
28326 Look at all the blocks in the thread path. Compute and selectively
28327 filter thread paths based on threading through the latch, threading
28328 a multiway branch or crossing a multiway branch.
28330 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28332 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
28333 decl with __attribute__ ((unused)) annotation.
28335 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
28338 * tree-vect-stmts.c (vectorizable_condition): Check vectype
28339 of operands is compatible with a statement vectype.
28341 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
28343 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
28344 improve wording for mixed storage order support.
28346 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
28348 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
28349 (vcvt_u64_f64): Likewise.
28350 (vcvta_s64_f64): Likewise.
28351 (vcvta_u64_f64): Likewise.
28352 (vcvtm_s64_f64): Likewise.
28353 (vcvtm_u64_f64): Likewise.
28354 (vcvtn_s64_f64): Likewise.
28355 (vcvtn_u64_f64): Likewise.
28356 (vcvtp_s64_f64): Likewise.
28357 (vcvtp_u64_f64): Likewise.
28359 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
28361 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
28362 (arc_init): Check validity mll64 option.
28363 (arc_save_restore): Use double load/store instruction.
28364 (arc_expand_movmem): Likewise.
28365 (arc_split_move): Don't split if we have double load/store
28366 instructions. Returns a boolean.
28367 (arc_process_double_reg_moves): Change function to return boolean
28368 instead of a sequence of instructions.
28369 (arc_dwarf_register_span): New function.
28370 * config/arc/arc-protos.h (arc_split_move): Change prototype.
28371 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
28372 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
28373 (*movdf_insn): Likewise.
28374 * config/arc/arc.opt (mll64): New option.
28375 * config/arc/predicates.md (even_register_operand): New predicate.
28376 * doc/invoke.texi (ARC Options): Add mll64 documentation.
28378 2016-01-25 Richard Biener <rguenther@suse.de>
28381 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
28382 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
28384 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
28386 2016-01-25 Richard Biener <rguenther@suse.de>
28388 PR tree-optimization/69376
28389 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
28391 (VN_INFO_ANTI_RANGE_P): New inline.
28392 (VN_INFO_RANGE_TYPE): Likewise.
28393 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
28394 SSA_NAME_ANTI_RANGE_P.
28395 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
28396 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28397 Properly query VN_INFO_RANGE_TYPE.
28399 2016-01-25 Nick Clifton <nickc@redhat.com>
28402 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
28404 2016-01-23 Tom de Vries <tom@codesourcery.com>
28406 PR tree-optimization/69426
28407 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
28410 2016-01-23 Jakub Jelinek <jakub@redhat.com>
28412 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
28413 "the the" with "the" in the comments.
28414 * ipa-devirt.c (build_type_inheritance_graph,
28415 update_type_inheritance_graph): Likewise.
28416 * tree.c (build_function_type_list_1): Likewise.
28417 * cfgloopmanip.c (scale_loop_profile): Likewise.
28418 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
28419 * gimple-ssa-split-paths.c
28420 (find_block_to_duplicate_for_splitting_paths): Likewise.
28421 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
28422 * expr.c (convert_move): Likewise.
28423 * var-tracking.c (vt_stack_adjustments): Likewise.
28424 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
28425 * tree-vrp.c (test_for_singularity): Likewise.
28427 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
28428 directly instead of building a temporary tree.
28431 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
28432 remove <algorithm> include.
28434 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28437 * config/i386/i386.c: Include dojump.h.
28438 (expand_small_movmem_or_setmem,
28439 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
28441 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
28442 if dynamic_check != -1.
28444 2016-01-21 Jeff Law <law@redhat.com>
28446 PR middle-end/69347
28447 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
28448 record_temporary_equivalences. Rewritten to avoid unnecessary calls
28449 into dominated_by_p.
28450 (cprop_into_successor_phis): Avoid unnecessary tests.
28452 2016-01-22 Richard Henderson <rth@redhat.com>
28455 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
28456 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
28458 2016-01-22 Michael Matz <matz@suse.de>
28460 * system.h (string, algorithm): Include only conditionally.
28461 (new): Include always under C++.
28462 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
28463 * final.c (toplevel): Ditto.
28464 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
28465 * genconditions.c (write_header): Make gencondmd.c define
28467 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
28469 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
28470 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
28472 2016-01-22 Christian Bruel <christian.bruel@st.com>
28475 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
28477 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28480 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
28481 define_insn_and_split. Ensure operands[1] and operands[0] do not
28482 get assigned the same register.
28484 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
28486 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
28488 2016-01-22 Christian Bruel <christian.bruel@st.com>
28490 * config/arm/arm-c.c (arm_pragma_target_parse):
28491 Remove warn_builtin_macro_redefined overwrite.
28493 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28495 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
28496 flag_non_call_exceptions compatibility.
28498 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28501 * dwarf2out.c (add_child_die_after): New function.
28502 (dwarf_qual_info_t): New type.
28503 (dwarf_qual_info): New variable.
28504 (qualified_die_p): New function.
28505 (modified_type_die): For -fdebug-types-section, ensure
28506 canonical order of qualifiers. Put qualified DIEs adjacent
28507 to the corresponding non-qualified type DIE and search there
28508 for existing qualified DIEs.
28510 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28512 * doc/extend.texi (scalar_storage_order type attribute): Document
28513 restriction on type punning and aliasing, and remove future tense.
28515 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
28518 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
28521 2016-01-21 Jeff Law <law@redhat.com>
28523 PR middle-end/69347
28524 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
28525 useless call to record_temporary_equivalences.
28526 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
28527 allocate 10 slots in the bb_path vector and let it grow as needed.
28528 (fsm_find_control_statement_thread_paths): Similarly for the next_path
28531 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28533 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
28535 * configure: Regenerate.
28537 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
28539 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
28540 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
28542 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
28544 PR middle-end/66178
28545 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
28546 drop EXPAND_INITIALIZER.
28547 * rtl.h (contains_symbolic_reference_p): Declare.
28548 * rtlanal.c (contains_symbolic_reference_p): New function.
28549 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
28550 a subtraction into a NOT if symbolic constants are involved.
28552 2016-01-21 Anton Blanchard <anton@samba.org>
28553 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28556 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
28558 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
28561 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28563 * config/microblaze/microblaze.c
28564 (get_branch_target): New.
28565 (insert_wic_for_ilb_runout): New.
28567 (microblaze_machine_dependent_reorg): New.
28568 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
28569 * config/microblaze/microblaze.md
28570 (UNSPEC_IPREFETCH): Define.
28571 (iprefetch): New pattern
28572 * config/microblaze/microblaze.opt
28573 (mxl-prefetch): New flag.
28575 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28577 * config/microblaze/microblaze.h
28578 (FIXED_REGISTERS): Update in macro.
28579 (CALL_USED_REGISTERS): Update in macro.
28581 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
28583 PR rtl-optimization/68920
28584 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
28587 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
28589 PR rtl-optimization/68990
28590 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
28591 pseudo instead of inheritance ones.
28593 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
28594 Nick Clifton <nickc@redhat.com>
28598 * config/mips/mips.c (mips_compute_frame_info): Initialise
28599 args_size and hard_frame_pointer_offset fields of the frame
28600 structure before calling mips_global_pointer.
28602 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28604 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
28606 * configure: Regenerate.
28608 2016-01-21 Richard Biener <rguenther@suse.de>
28610 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
28612 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28614 * config/s390/s390.c (s390_asm_declare_function_size): Add code
28615 to actually emit the .size directive.
28617 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
28618 Jakub Jelinek <jakub@redhat.com>
28622 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
28623 args array size by one to avoid buffer overflow.
28625 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28627 * config/s390/s390.md (pool_section_start): Use switch_to_section
28628 to select proper read-only data section instead of hardcoding
28630 (pool_section_end): Use switch_to_section to match the above.
28632 2016-01-21 Richard Biener <rguenther@suse.de>
28634 PR tree-optimization/69378
28635 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
28636 (set_ssa_val_to): Use it for dominance checks taking into
28637 account not executable edges.
28639 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28642 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
28643 for bitsize instead of GET_MODE_PRECISION (mode).
28645 2016-01-20 Martin Sebor <msebor@redhat.com>
28648 * extend.texi (__sync Builtins): Clarify the semantics of
28649 __sync_fetch_and_OP built-ins on pointers.
28650 (__atomic Builtins): Same.
28652 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28653 Sebastian Pop <s.pop@samsung.com>
28655 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
28656 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
28657 (is_valid_rename): Same.
28658 (translate_isl_ast_to_gimple::get_rename): Same.
28659 (translate_isl_ast_to_gimple::rename_all_uses): Same.
28660 (translate_isl_ast_to_gimple::rename_uses): Same.
28661 (get_new_name): Check for close_phi nodes.
28662 (copy_loop_phi_args): Use phi_node_kind.
28663 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
28664 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
28666 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28667 Sebastian Pop <s.pop@samsung.com>
28669 Revert commit r229783.
28670 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
28671 Remove use of parameter_rename_map.
28672 (copy_def): Remove.
28673 (copy_internal_parameters): Remove.
28674 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
28675 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
28676 (free_sese_info): Do not free parameter_rename_map.
28677 (set_rename): Do not use parameter_rename_map.
28678 (rename_uses): Update call to set_rename.
28679 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
28680 * sese.h (parameter_rename_map_t): Remove.
28681 (struct sese_info_t): Remove field parameter_rename_map.
28683 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28684 Sebastian Pop <s.pop@samsung.com>
28686 * graphite-isl-ast-to-gimple.c: Fix comment.
28687 * graphite-scop-detection.c (defined_in_loop_p): New.
28688 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
28689 names defined in loop.
28691 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28692 Sebastian Pop <s.pop@samsung.com>
28694 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
28695 Discard unstructured if-then-else regions.
28697 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28698 Sebastian Pop <s.pop@samsung.com>
28700 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
28701 (cleanup_loop_iter_dom): Remove.
28702 (build_loop_iteration_domains): Remove.
28703 (build_scop_context): Remove.
28704 (build_scop_iteration_domain): Remove.
28705 (add_loop_constraints): New.
28706 (build_iteration_domains): New.
28707 (build_poly_scop): Call build_iteration_domains.
28709 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28710 Sebastian Pop <s.pop@samsung.com>
28712 * graphite-scop-detection.c
28713 (scop_detection::harmful_loop_in_region): Free dom and loops.
28714 (scop_detection::loop_body_is_valid_scop): Free bbs.
28716 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28717 Sebastian Pop <s.pop@samsung.com>
28719 * graphite-scop-detection.c (record_loop_in_sese): New.
28720 (gather_bbs::before_dom_children): Call record_loop_in_sese.
28721 (build_scops): Remove call to build_sese_loop_nests.
28722 * sese.c (sese_record_loop): Remove.
28723 (build_sese_loop_nests): Remove.
28724 (new_sese_info): Remove region->loops.
28725 (free_sese_info): Same.
28726 * sese.h (sese_contains_loop): Same.
28727 (build_sese_loop_nests): Remove.
28728 (sese_contains_loop): Remove.
28730 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28731 Sebastian Pop <s.pop@samsung.com>
28733 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
28734 loop_is_valid_in_scop.
28735 (scop_detection::harmful_stmt_in_region): Renamed
28736 harmful_loop_in_region.
28737 Call loop_is_valid_in_scop.
28739 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28740 Sebastian Pop <s.pop@samsung.com>
28742 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
28745 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28746 Sebastian Pop <s.pop@samsung.com>
28748 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
28749 * graphite.h (struct poly_bb): Remove field is_reduction.
28750 (PBB_IS_REDUCTION): Remove.
28752 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28753 Sebastian Pop <s.pop@samsung.com>
28755 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
28756 (add_pdr_constraints): Same.
28757 (scop_get_reads): Same.
28758 (scop_get_must_writes): Same.
28759 (scop_get_may_writes): Same.
28760 (scop_get_original_schedule): Same.
28761 (extend_schedule): Same.
28762 (apply_schedule_on_deps): Same.
28763 (carries_deps): Same.
28764 (compute_deps): Same.
28765 (scop_get_dependences): Same.
28766 * graphite-isl-ast-to-gimple.c
28767 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
28768 * graphite-optimize-isl.c (get_schedule_for_band): Same.
28769 (get_schedule_for_band_list): Same.
28770 (get_schedule_map): Same.
28771 (apply_schedule_map_to_scop): Same.
28772 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
28773 (build_loop_iteration_domains): Same.
28774 (add_condition_to_pbb): Same.
28775 (add_param_constraints): Same.
28776 (pdr_add_memory_accesses): Same.
28777 (pdr_add_data_dimensions): Same.
28779 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28781 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
28784 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28786 * common.opt (feliminate-dwarf2-dups): Replace references to
28787 "DWARF 2" with just "DWARF".
28788 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
28789 * doc/extend.texi: Likewise.
28790 * doc/cpp.texi: Likewise.
28791 * doc/invoke.texi: Likewise.
28792 (Option Summary): Add -gdwarf to list of Debugging Options.
28793 (Debugging Options): Document -gdwarf.
28794 * doc/contrib.texi: Spell "DWARF" like that.
28796 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28798 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
28799 warning. Fix up formatting.
28801 PR middle-end/67653
28802 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
28803 attempt to mark memory input operand addressable and
28804 call prepare_gimple_addressable in that case. Don't adjust
28805 input_location for diagnostics, use error_at instead.
28807 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
28809 * config/rs6000/ppc-auxv.h: New file.
28810 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
28811 (cpu_is): Likewise.
28812 (cpu_supports): Likewise.
28813 * config/rs6000/rs6000.c: include "ppc-auxv.h".
28814 (cpu_is_info): New variable.
28815 (cpu_supports_info): Likewise.
28816 (tcb_verification_symbol): Likewise.
28817 (cpu_builtin_p): Likewise.
28818 (cpu_expand_builtin): New function.
28819 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
28820 (rs6000_init_builtins): Likewise.
28821 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
28822 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
28823 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
28824 * configure: Regenerate.
28825 * config.in: Likewise.
28826 * doc/extend.texi (PowerPC Built-in Functions): Document
28827 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
28829 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
28832 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
28834 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
28837 2016-01-20 Richard Henderson <rth@redhat.com>
28843 * tree.c (tm_define_builtin): New.
28844 (find_tm_vector_type): New.
28845 (build_tm_vector_builtins): New.
28846 (build_common_builtin_nodes): Call it.
28848 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
28850 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
28851 (arm_fp_ok): Likewise.
28852 (arm_fp): Likewise.
28853 (arm_crypto): Likewise.
28855 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
28856 Richard Biener <rguenther@suse.de>
28858 PR tree-optimization/69328
28859 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
28860 vectors have same number of elements.
28861 (vectorizable_condition): Fix masked version recognition.
28863 2016-01-20 Richard Biener <rguenther@suse.de>
28865 PR tree-optimization/69345
28866 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
28867 (VN_INFO_PTR_INFO): Likewise.
28868 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
28869 info when it is equal between non-dominating SSA names.
28870 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28871 Make sure to look at original SSA infos.
28873 2016-01-20 Jeff Law <law@redhat.com>
28876 * config/m68k/predicates.md (pow2_m1_operand): New predicate
28878 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
28879 (pc_or_label_operand): New predicate.
28880 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
28881 tests for small integers that are 2^n - 1.
28883 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
28885 * doc/invoke.texi (Options Summary): Add '.' after @xref.
28887 2016-01-19 Jeff Law <law@redhat.com>
28889 PR middle-end/69347
28890 * tree-ssa-threadbackwards.c
28891 (fsm_find_control_statement_thread_paths): Do not try to lookup
28892 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
28894 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
28896 * doc/lto.texi: Remove text that says only Gold has linker plugin
28899 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
28901 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
28902 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
28903 the DIE accordingly.
28904 (modified_type_die): Add REVERSE parameter and pass it recursively,
28905 as well as to base_type_die. Adjust presence check accordingly.
28906 (base_type_for_mode): Adjust call to modified_type_die.
28907 (add_type_attribute): Add REVERSE parameter and pass it to
28909 (generic_parameter_die): Adjust call to add_type_attribute.
28910 (add_scalar_info): Likewise.
28911 (add_subscript_info): Likewise.
28912 (gen_array_type_die): Likewise.
28913 (gen_descr_array_type_die): Likewise.
28914 (gen_entry_point_die): Likewise.
28915 (gen_enumeration_type_die): Likewise.
28916 (gen_formal_parameter_die): Likewise.
28917 (gen_subprogram_die): Likewise.
28918 (gen_variable_die ): Likewise.
28919 (gen_const_die): Likewise.
28920 (gen_field_die): Likewise.
28921 (gen_pointer_type_die): Likewise.
28922 (gen_reference_type_die): Likewise.
28923 (gen_ptr_to_mbr_type_die): Likewise.
28924 (gen_inheritance_die): Likewise.
28925 (gen_subroutine_type_die): Likewise.
28926 (gen_typedef_die): Likewise.
28927 (force_type_die): Adjust call to modified_type_die.
28929 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
28931 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
28932 flow throughout the file. Fix broken link to Objective-C 2.0
28934 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
28937 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28939 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
28941 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28944 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
28945 (maybe_record_node): Record cxa_pure_virtual as the only possible
28946 target if there are not ohter candidates.
28947 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
28949 2016-01-19 Richard Biener <rguenther@suse.de>
28951 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
28952 (get_memory_order): Likewise.
28954 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
28956 * tree-vect-stmts.c (vectorizable_store): Check
28959 2016-01-19 David Malcolm <dmalcolm@redhat.com>
28962 * gcc.c (driver::decode_argv): Add call to
28963 init_opts_obstack before init_options_struct.
28964 * opts.c (init_opts_obstack): Remove idempotency.
28965 (init_options_struct): Replace call to init_opts_obstack
28966 with a gcc_assert to verify that it has already been called.
28967 * toplev.c (toplev::main): Add call to init_opts_obstack before
28968 calls to init_options_struct.
28969 (toplev::finalize): Move cleanup of opts_obstack next to
28970 cleanup of save_decoded_options, clearing the latter, and
28971 save_decoded_options_count.
28973 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28976 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
28977 attribute to unconditional. Remove %? from output template.
28979 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28980 Jiong Wang <jiong.wang@arm.com>
28982 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
28983 generated from different expand order.
28985 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28987 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
28988 Add support for CCMP costing.
28990 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28992 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
28993 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
28994 (fccmpe<mode>): Likewise.
28995 (fcmp): Rename to fcmp and globalize pattern.
28997 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
28998 (aarch64_gen_ccmp_next): Add FP support.
29000 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29002 * target.def (gen_ccmp_first): Update documentation.
29003 (gen_ccmp_next): Likewise.
29004 * doc/tm.texi (gen_ccmp_first): Update documentation.
29005 (gen_ccmp_next): Likewise.
29006 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
29007 expand_ccmp_expr_1. Improve comments.
29008 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
29009 (ccmp_ior<mode>): Remove pattern.
29010 (cmp<mode>): Remove expand.
29011 (cmp): Globalize pattern.
29012 (cstorecc4): Use cc_register.
29013 (mov<mode>cc): Remove ccmp_cc_register check.
29014 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
29015 Simplify after removal of CC_DNE/* modes.
29016 (aarch64_ccmp_mode_to_code): Remove.
29017 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
29018 In 'k' case use integer as condition.
29019 (aarch64_nzcv_codes): Remove inverted cases.
29020 (aarch64_code_to_ccmode): Remove.
29021 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
29022 comparison with CC register to be used in folowing CCMP/branch/CSEL.
29023 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
29024 pattern. Return the comparison with CC register. Invert conditions
29025 when bitcode is OR.
29026 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
29027 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
29029 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29031 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29032 instrumented_version.
29034 2016-01-19 Richard Biener <rguenther@suse.de>
29036 PR tree-optimization/69336
29037 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
29038 handled components with get_ref_base_and_extent.
29039 (equal_mem_array_ref_p): Adjust.
29041 2016-01-19 Jakub Jelinek <jakub@redhat.com>
29044 * shrink-wrap.c: Include valtrack.h.
29045 (move_insn_for_shrink_wrap): Add DEBUG argument. If
29046 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
29047 in between insn and where it will be moved to. Call
29048 dead_debug_insert_temp.
29049 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
29050 first and dead_debug_local_finish at the end.
29051 For uses and defs bitmap, handle all regs in between REGNO and
29052 END_REGNO, not just the first one.
29054 2016-01-19 Richard Biener <rguenther@suse.de>
29056 PR tree-optimization/69352
29057 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
29058 (equal_mem_array_ref_p): Constrain size and max size properly.
29059 Compare the reverse flag.
29061 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
29063 * ira.c (ira): Update regstat data if we deleted insns.
29065 2016-01-19 Jakub Jelinek <jakub@redhat.com>
29067 PR rtl-optimization/68955
29068 PR rtl-optimization/64557
29069 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
29070 here. Fix up formatting.
29071 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
29073 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29076 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
29077 assume that the node has body.
29078 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
29081 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29083 * lto-streamer-out.c (lto_output): Do not stream instrumentation
29086 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29088 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
29089 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
29091 2016-01-19 Martin Jambor <mjambor@suse.cz>
29092 Martin Liska <mliska@suse.cz>
29093 Michael Matz <matz@suse.de>
29095 * Makefile.in (OBJS): Add new source files.
29096 (GTFILES): Add hsa.c.
29097 * common.opt (disable_hsa): New variable.
29098 (-Whsa): New warning.
29099 * config.in (ENABLE_HSA): New.
29100 * configure.ac: Treat hsa differently from other accelerators.
29101 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
29102 $enable_offloading.
29103 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
29104 * doc/install.texi (Configuration): Document --with-hsa-runtime,
29105 --with-hsa-runtime-include, --with-hsa-runtime-lib and
29106 --with-hsa-kmt-lib.
29107 * doc/invoke.texi (-Whsa): Document.
29108 (hsa-gen-debug-stores): Likewise.
29109 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
29110 to invoke offload compiler for hsa acclerator.
29111 * opts.c (common_handle_option): Determine whether HSA offloading
29112 should be performed.
29113 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
29114 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
29115 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
29116 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
29117 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
29118 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
29119 GF_OMP_FOR_KIND_GRID_LOOP.
29120 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
29121 (pp_gimple_stmt_1): Likewise.
29122 * gimple-walk.c (walk_gimple_stmt): Likewise.
29123 * gimple.c (gimple_build_omp_grid_body): New function.
29124 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
29125 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
29126 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
29127 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
29128 GF_OMP_TEAMS_GRID_PHONY.
29129 (gimple_statement_omp_single_layout): Updated comments.
29130 (gimple_build_omp_grid_body): New function.
29131 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
29132 (gimple_omp_for_grid_phony): New function.
29133 (gimple_omp_for_set_grid_phony): Likewise.
29134 (gimple_omp_parallel_grid_phony): Likewise.
29135 (gimple_omp_parallel_set_grid_phony): Likewise.
29136 (gimple_omp_teams_grid_phony): Likewise.
29137 (gimple_omp_teams_set_grid_phony): Likewise.
29138 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
29139 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
29140 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
29141 (BUILT_IN_GOMP_TARGET): Updated type.
29142 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
29143 (adjust_for_condition): New function.
29144 (get_omp_for_step_from_incr): Likewise.
29145 (extract_omp_for_data): Moved parts to adjust_for_condition and
29146 get_omp_for_step_from_incr.
29147 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
29148 (fixup_child_record_type): Bail out if receiver_decl is NULL.
29149 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
29150 (scan_omp_parallel): Do not create child functions for phony
29152 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
29153 (scan_omp_1_op): Checking assert we are not remapping to
29154 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
29155 (parallel_needs_hsa_kernel_p): New function.
29156 (expand_parallel_call): Register apprpriate parallel child
29157 functions as HSA kernels.
29158 (grid_launch_attributes_trees): New type.
29159 (grid_attr_trees): New variable.
29160 (grid_create_kernel_launch_attr_types): New function.
29161 (grid_insert_store_range_dim): Likewise.
29162 (grid_get_kernel_launch_attributes): Likewise.
29163 (get_target_argument_identifier_1): Likewise.
29164 (get_target_argument_identifier): Likewise.
29165 (get_target_argument_value): Likewise.
29166 (push_target_argument_according_to_value): Likewise.
29167 (get_target_arguments): Likewise.
29168 (expand_omp_target): Call get_target_arguments instead of looking
29169 up for teams and thread limit.
29170 (grid_expand_omp_for_loop): New function.
29171 (grid_arg_decl_map): New type.
29172 (grid_remap_kernel_arg_accesses): New function.
29173 (grid_expand_target_kernel_body): New function.
29174 (expand_omp): Call it.
29175 (lower_omp_for): Do not emit phony constructs.
29176 (lower_omp_taskreg): Do not emit phony constructs but create for them
29177 a temporary variable receiver_decl.
29178 (lower_omp_taskreg): Do not emit phony constructs.
29179 (lower_omp_teams): Likewise.
29180 (lower_omp_grid_body): New function.
29181 (lower_omp_1): Call it.
29182 (grid_reg_assignment_to_local_var_p): New function.
29183 (grid_seq_only_contains_local_assignments): Likewise.
29184 (grid_find_single_omp_among_assignments_1): Likewise.
29185 (grid_find_single_omp_among_assignments): Likewise.
29186 (grid_find_ungridifiable_statement): Likewise.
29187 (grid_target_follows_gridifiable_pattern): Likewise.
29188 (grid_remap_prebody_decls): Likewise.
29189 (grid_copy_leading_local_assignments): Likewise.
29190 (grid_process_kernel_body_copy): Likewise.
29191 (grid_attempt_target_gridification): Likewise.
29192 (grid_gridify_all_targets_stmt): Likewise.
29193 (grid_gridify_all_targets): Likewise.
29194 (execute_lower_omp): Call grid_gridify_all_targets.
29195 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
29196 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
29197 (tree_omp_clause): Added union field dimension.
29198 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
29199 * tree.c (omp_clause_num_ops): Added number of arguments of
29200 OMP_CLAUSE__GRIDDIM_.
29201 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
29202 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
29203 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
29204 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
29205 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
29206 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
29207 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
29208 * tree-pass.h (make_pass_gen_hsail): Declare.
29209 (make_pass_ipa_hsa): Likewise.
29210 * ipa-hsa.c: New file.
29211 * lto-section-in.c (lto_section_name): Add hsa section name.
29212 * lto-streamer.h (lto_section_type): Add hsa section.
29213 * timevar.def (TV_IPA_HSA): New.
29214 * hsa-brig-format.h: New file.
29215 * hsa-brig.c: New file.
29216 * hsa-dump.c: Likewise.
29217 * hsa-gen.c: Likewise.
29220 * toplev.c (compile_file): Call hsa_output_brig.
29221 * hsa-regalloc.c: New file.
29223 2016-01-18 Jeff Law <law@redhat.com>
29225 PR tree-optimization/69320
29226 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
29227 ranged object, do nothing if the RHS constant is not [0..1].
29228 (optimize_stmt): Comparing a boolean ranged object against a
29229 constant outside [0..1] results in a compile-time constant.
29231 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
29234 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
29236 * doc/invoke.texi (Invoking GCC): Add new section to menu.
29237 (Option Summary): Update to reflect new section and moved options.
29238 (C++ Dialect Options): Move -fstats to new section.
29239 (Debugging Options): Move all dump, statistics, and other GCC
29240 developer options to new section. Rewrite section introduction
29241 and re-order remaining options to put the more basic ones first.
29242 (Optimization Options): Move -fira-verbose and -flto-report* to
29244 (Developer Options): New section incorporating moved options.
29245 * doc/cppopts.texi (-dM): Update cross-reference.
29247 2016-01-18 Richard Henderson <rth@redhat.com>
29250 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
29251 operands to pseudo only if CSE is expected. Split long immediate
29252 operands only after reload, and for the stack pointer.
29253 (*add<GPI>3_pluslong): Remove.
29254 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
29255 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
29256 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
29257 (*add<GPI>3 peepholes): New.
29258 (*add<GPI>3 splitters): New.
29259 * config/aarch64/constraints.md (Upl): New.
29260 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
29262 2016-01-18 Richard Biener <rguenther@suse.de>
29264 PR tree-optimization/69297
29265 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
29267 (vect_bb_vectorization_profitable_p): Clear visited flag again.
29269 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
29271 PR middle-end/68542
29272 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
29273 of mixind vector and scalar types.
29274 (fold_relational_const): Add handling of vector
29275 comparison with boolean result.
29276 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
29277 comparison of vector operands with boolean result for EQ/NE only.
29278 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
29279 (verify_gimple_cond): Likewise.
29280 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
29283 2016-01-18 Joseph Myers <joseph@codesourcery.com>
29285 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
29288 2016-01-18 Richard Biener <rguenther@suse.de>
29290 PR middle-end/69308
29291 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
29293 2016-01-18 Tom de Vries <tom@codesourcery.com>
29295 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
29297 2016-01-18 Tom de Vries <tom@codesourcery.com>
29299 * omp-low.c (set_oacc_fn_attrib): Make extern.
29300 * omp-low.h (set_oacc_fn_attrib): Declare.
29301 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
29302 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
29303 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
29304 Add and handle function parameter oacc_kernels_p.
29305 (find_reduc_addr, get_omp_data_i_param): New function.
29306 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
29307 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
29308 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
29309 Calculate dominance info. Skip loops that are not in a kernels region
29310 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
29311 (pass_parallelize_loops::execute): Call parallelize_loops with
29312 oacc_kernels_p argument.
29313 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
29314 New member function.
29315 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
29316 * passes.def: Add argument to pass_parallelize_loops instantation.
29318 2016-01-18 Tom de Vries <tom@codesourcery.com>
29320 * tree-parloops.c (pass_parallelize_loops::execute): Allow
29321 pass_parallelize_loops to be run outside the loop pipeline.
29323 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
29325 * tree-scalar-evolution.c (follow_copies_to_constant): New.
29326 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
29328 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
29331 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
29332 using get_ref_base_and_extent.
29333 (equal_mem_array_ref_p): New.
29334 (hashable_expr_equal_p): Add call to previous.
29336 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
29339 * tree-sra.c (disqualified_constants, constant_decl_p): New.
29340 (sra_initialize): Allocate disqualified_constants.
29341 (sra_deinitialize): Free disqualified_constants.
29342 (disqualify_candidate): Update disqualified_constants when appropriate.
29343 (create_access): Scan for constant-pool entries as we go along.
29344 (scalarizable_type_p): Add check against type_contains_placeholder_p.
29345 (maybe_add_sra_candidate): Allow constant-pool entries.
29346 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
29347 (initialize_constant_pool_replacements): New.
29348 (sra_modify_assign): Avoid mangling assignments created by previous,
29349 and don't generate writes into constant pool.
29350 (sra_modify_function_body): Call initialize_constant_pool_replacements.
29352 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29354 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
29355 andnot instruction.
29356 (scalar_chain::convert_op): Likewise.
29357 * config/i386/i386.md (*andndi3_doubleword): New.
29359 2016-01-18 Richard Biener <rguenther@suse.de>
29361 PR tree-optimization/69170
29362 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
29363 building a vector from scalar results of a pattern stmt.
29365 2016-01-18 Jakub Jelinek <jakub@redhat.com>
29367 * haifa-sched.c (autopref_multipass_init): Work around
29368 -Wmaybe-uninitialized warning.
29370 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
29372 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
29373 against the constant 0.
29375 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29377 PR tree-optimization/68799
29378 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
29379 look up phi candidates in the statement-candidate map.
29380 (phi_add_costs): Likewise.
29381 (record_phi_increments): Likewise.
29382 (phi_incr_cost): Likewise.
29383 (ncd_with_phi): Likewise.
29384 (all_phi_incrs_profitable): Likewise.
29386 2016-01-17 Jakub Jelinek <jakub@redhat.com>
29388 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
29389 -Wmaybe-uninitialized warning.
29391 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
29393 * doc/invoke.texi (Invoking GCC): Add new section to menu.
29394 (Option Summary): Update to reflect new section and moved options.
29395 (C++ Dialect Options): Move -fvtable-verify and related options.
29396 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
29397 and profiling-related options.
29398 (Optimization Options): Move profile generation options and
29399 -fstack-protector and related options.
29400 (Instrumentation Options): New section incorporating moved options.
29401 (Code Generation Options): Move -finstrument-functions and
29402 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
29404 2016-01-16 Tom de Vries <tom@codesourcery.com>
29406 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
29408 2016-01-16 Tom de Vries <tom@codesourcery.com>
29410 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
29412 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
29414 * hash-table.h (hash_table::empty): Turn into an inline wrapper
29415 that checks whether the table is already empty. Rename the
29416 original implementation to...
29417 (hash_table::empty_slot): ...this new private function.
29419 2016-01-15 David Malcolm <dmalcolm@redhat.com>
29421 PR diagnostic/68899
29422 * diagnostic-show-locus.c (layout::print_source_line): Move x
29423 offset of line until after call to
29424 get_line_width_without_trailing_whitespace.
29426 2016-01-15 Jeff Law <law@redhat.com>
29428 PR tree-optimization/69270
29429 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
29430 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
29431 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
29432 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
29433 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
29434 ssa_name_has_boolean_range and constant_boolean_node.
29436 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
29438 PR rtl-optimization/69030
29439 * lra-spills.c (remove_pseudos): Check nrefs and make the function
29441 (spill_pseudos): Delete debug insn for dead pseudo.
29442 (lra_spill): Initiate spill_hard_reg and slots memory separately.
29444 2016-01-15 Jiong Wang <jiong.wang@arm.com>
29446 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
29448 (TYPES_UNOPUS): Likewise.
29449 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
29450 builtin type, from UNOP to UNOPUS.
29451 (lbtruncuv4sf): Likewise.
29452 (lbtruncuv2df): Likewise.
29453 (lrounduv2sf): Likewise.
29454 (lrounduv4sf): Likewise.
29455 (lrounduv2df): Likewise.
29456 (lroundusf): Likewise.
29457 (lroundusf): Likewise.
29458 (lceiluv2sf): Likewise.
29459 (lceiluv4sf): Likewise.
29460 (lceiluv2df): Likewise.
29461 (lceilusf): Likewise.
29462 (lceiludf): Likewise.
29463 (lflooruv2sf): Likewise.
29464 (lflooruv4sf): Likewise.
29465 (lflooruv2df): Likewise.
29466 (lfloorusf): Likewise.
29467 (lfloorudf): Likewise.
29468 (lfrintnuv2sf): Likewise.
29469 (lfrintnuv4sf): Likewise.
29470 (lfrintnuv2df): Likewise.
29471 (lfrintnusf): Likewise.
29472 (lfrintnudf): Likewise.
29473 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
29475 (vcvtq_u32_f32): Likewise.
29476 (vcvtq_u64_f64): Likewise.
29477 (vcvta_u32_f32): Likewise.
29478 (vcvtaq_u32_f32): Likewise.
29479 (vcvtaq_u64_f64): Likewise.
29480 (vcvtm_u32_f32): Likewise.
29481 (vcvtmq_u32_f32): Likewise.
29482 (vcvtmq_u64_f64): Likewise.
29483 (vcvtn_u32_f32): Likwise.
29484 (vcvtnq_u32_f32): Likewise.
29485 (vcvtnq_u64_f64): Likewise.
29486 (vcvtp_u32_f32): Likewise.
29487 (vcvtpq_u32_f32): Likewise.
29488 (vcvtpq_u64_f64): Likewise.
29489 (vcvtmd_u64_f64): Likewise.
29490 (vcvtms_u32_f32): Likewise.
29491 (vcvtad_u64_f64): Likewise.
29492 (vcvtas_u32_f32): Likewise.
29493 (vcvtnd_u64_f64): Likewise.
29494 (vcvtns_u32_f32): Likewise.
29495 (vcvtpd_u64_f64): Likewise.
29496 (vcvtps_u32_f32): Likewise.
29498 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29500 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
29501 CSEL of zero_extended registers.
29503 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29505 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
29506 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
29508 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29510 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
29511 false when argument string is not found in the attributes table
29514 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
29517 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
29518 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
29519 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
29520 precision estimate.
29522 2016-01-15 Richard Biener <rguenther@suse.de>
29524 PR tree-optimization/66856
29525 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
29526 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
29527 (vect_create_new_slp_node): Increment stmt reference count.
29528 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
29529 an SLP tree before swapping operands.
29530 (vect_build_slp_tree): Likewise.
29531 (destroy_bb_vec_info): Free stmt info after SLP instances.
29532 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
29533 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
29534 (STMT_VINFO_NUM_SLP_USES): New macro.
29536 2016-01-15 Richard Biener <rguenther@suse.de>
29539 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
29540 (add_linkage_name): ... here.
29541 (gen_typedef_die): Use add_linkage_name_raw instead of
29542 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
29545 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
29547 * gimplify.c (oacc_default_clause): Decode reference and pointer
29548 types for both kernels and parallel regions.
29550 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
29552 PR middle-end/69246
29553 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
29555 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29557 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
29558 (convert_scalars_to_vector): Likewise.
29560 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
29562 * doc/extend.texi (Type Traits): Fix grammar.
29564 2016-01-15 Martin Jambor <mjambor@suse.cz>
29566 * tree-inline.c (remap_decl): Use existing dclarations if
29567 remapping a type and prevent_decl_creation_for_types.
29568 (replace_locals_stmt): Do an initial remapping of non-VLA typed
29569 decls first. Do real remapping with
29570 prevent_decl_creation_for_types set.
29571 * tree-inline.h (copy_body_data): New field
29572 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
29575 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29577 * config/s390/s390.opt (mmvcle): More verbose help text.
29579 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29581 * config/s390/s390.opt: Add period to -mzvector option text.
29583 2016-01-15 Richard Biener <rguenther@suse.de>
29585 PR tree-optimization/68961
29586 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
29587 of invariants in stores again.
29589 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
29591 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
29593 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29595 * config/i386/i386.c (ix86_expand_branch): Don't split
29596 DI mode xor instruction to SI mode.
29598 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29601 * ipa-icf.c (sem_function::merge): Virtual functions may become
29602 reachable even if they address is not taken and there are no
29605 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29607 * lto-streamer-out.c (subtract_estimated_size): New function.
29608 (get_symbol_initial_value): Use it.
29610 2016-01-15 Christian Bruel <christian.bruel@st.com>
29613 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
29614 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
29615 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
29616 use add_builtin_function_ext_scope instead of add_builtin_function.
29617 (neon_set_p, neon_crypto_set_p): Remove.
29618 (arm_init_builtins): Always call arm_init_neon_builtins and
29619 arm_init_crypto_builtins.
29620 (arm_expand_builtin): Check that builtins are allowed for the arch.
29621 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
29622 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
29623 arm_init_neon_builtins call.
29625 2016-01-15 Richard Biener <rguenther@suse.de>
29627 PR tree-optimization/69117
29628 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
29629 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
29630 of the leader conservatively.
29631 (free_scc_vn): Restore original SSA name infos.
29633 2016-01-14 Jeff Law <law@redhat.com>
29635 PR tree-optimization/69270
29636 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
29637 single bit of precision, verify it's also unsigned.
29638 (record_edge_info): Use constant_boolean_node rather than fold_convert
29639 to convert boolean_true/boolean_false to the right type.
29641 2016-01-14 Richard Henderson <rth@redhat.com>
29644 * loop-doloop.c (record_reg_sets): New.
29645 (doloop_optimize): Reject the transform if the sequence
29646 clobbers registers live at the end of the loop block.
29647 (doloop_optimize_loops): Enable df_live if needed.
29649 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
29651 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
29652 * config/rs6000/rs6000.c: Likewise.
29653 * config/rs6000/rs6000.h: Likewise.
29654 * config/rs6000/rs6000.md: Likewise.
29655 * doc/extend.texi: Likewsie.
29657 2016-01-14 Jeff Law <law@redhat.com>
29659 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
29662 2016-01-14 Richard Henderson <rth@redhat.com>
29666 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
29667 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
29668 instead of builtin_decl_declared_p to test for declaration.
29670 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
29672 * doc/loop.texi (Loop Analysis and Representation): Document
29673 loop_depth function.
29675 2016-01-14 Tom de Vries <tom@codesourcery.com>
29677 PR tree-optimization/68773
29678 * omp-low.c (expand_omp_target): Don't set force_output.
29679 * varpool.c (varpool_node::get_create): Same.
29680 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
29681 offload_funcs with force_output.
29683 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29686 * lra-eliminations.c (move_plus_up): Don't change anything if either
29687 the outer or inner subreg mode is not MODE_INT.
29688 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
29689 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
29691 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29693 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
29694 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
29695 reduc_uplus_@var{m}): Remove.
29696 * expr.c (expand_expr_real_2): Remove expansion path for
29697 reduc_[us](min|max|plus) optabs.
29698 * optabs-tree.c (scalar_reduc_to_vector): Remove.
29699 * optabs-tree.h (scalar_reduc_to_vector): Remove.
29700 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
29701 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
29702 * tree-vect-loop.c (vectorizable_reduction): Remove test for
29703 reduc_[us](min|max|plus) optabs.
29705 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29707 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
29708 (reduc_plus_scal_v2sf): New.
29709 (reduc_smax_v2sf): Rename to...
29710 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
29711 (reduc_smin_v2sf): Rename to...
29712 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
29714 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
29716 * alias.c (compare_base_symbol_refs): New function.
29717 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
29720 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29722 PR middle-end/68146
29723 PR tree-optimization/69155
29724 * tree-complex.c: Include cfganal.h.
29725 (phis_to_revisit): New variable.
29726 (extract_component): Add phiarg_p argument. Assert that returned
29727 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
29728 (update_phi_components): Partly rewrite to use loop over real/imag
29729 components instead of code duplication. If extract_component returns
29730 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
29731 create_tmp_reg into the PHI node instead, and mention the phi triplet
29732 in phis_to_revisit.
29733 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
29734 in phis_to_revisit at the end.
29736 2016-01-14 Richard Biener <rguenther@suse.de>
29738 PR tree-optimization/68060
29739 * tree-vect-loop.c (vect_is_simple_reduction): Check the
29740 outer loop reduction is only used in the inner loop before
29741 detecting a double reduction.
29743 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29746 * combine.c (expand_field_assignment): Punt if compute_mode is
29747 unsupported scalar mode.
29749 2016-01-14 Richard Biener <rguenther@suse.de>
29751 PR tree-optimization/66856
29752 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
29753 SLP node only if it built successfully.
29754 (vect_analyze_slp_instance): Adjust.
29756 2016-01-14 Jeff Law <law@redhat.com>
29758 PR tree-optimization/69270
29759 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
29760 (record_edge_info): Use it. Convert boolean_{true,false}_node
29761 to the type of op0.
29763 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
29766 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
29767 use block_ultimate_origin
29768 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
29770 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29772 * doc/invoke.texi (Submodel Options): Rename section to
29773 "Machine-Dependent Options" to better reflect its content.
29774 Rewrite introductory text to remove archaic CPU names.
29777 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29779 * doc/invoke.texi (Code Gen Options): Move section up in file,
29780 before target-specific options. Update menu and option summary
29781 to reflect the new section ordering.
29783 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29785 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
29786 (C++ Dialect Options): Add cross-reference to -std option.
29787 * doc/standards.texi (C++ Language): Document C++14 support.
29789 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
29791 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
29792 for pack/unpack functions for __ibm128.
29793 (PACK_IF): Likewise.
29794 (UNPACK_IF): Likewise.
29796 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
29797 support for __ibm128 pack/unpack functions.
29798 (rs6000_invalid_builtin): Likewise.
29799 (rs6000_init_builtins): Likewise.
29800 (rs6000_opt_masks): Likewise.
29802 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
29803 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
29805 (RS6000_BTM_COMMON): Likewise.
29807 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
29808 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
29809 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
29810 128-bit floating point. Add support for the double values to be
29811 in Altivec registers for TF/IF packing and unpacking, but restrict
29812 TD packing sub-fields to be FPR registers. Don't allow overlapped
29813 register support for packing. Allow pack inputs to be memory
29814 locations. Don't build generator functions for unpack<mode>_dm
29815 and unpack<mode>_nodm.
29816 (unpack<mode>_dm): Likewise.
29817 (unpack<mode>_nodm): Likewise.
29818 (pack<mode>): Likewise.
29820 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
29821 built-in functions to pack/unpack explicit __ibm128 values.
29822 (__builtin_unpack_ibm128): Likewise.
29824 * doc/extend.texi (PowerPC Built-in Functions): Document
29825 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
29827 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
29830 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
29831 Add new arg loc and pass it down as context.
29832 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
29833 to the location to use for the warning.
29834 (check_function_arguments): New arg loc. All callers changed. Pass
29835 it to check_function_nonnull.
29836 * c-common.h (check_function_arguments): Adjust declaration.
29838 2016-01-13 Jakub Jelinek <jakub@redhat.com>
29840 PR tree-optimization/69156
29841 * gimple.c (validate_type): Removed.
29842 (gimple_builtin_call_types_compatible_p): Use
29843 useless_type_conversion_p instead of validate_type.
29844 * value-prof.c (gimple_stringop_fixed_value): Fold
29845 icall_size to correct type.
29847 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29849 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
29852 2016-01-13 Richard Henderson <rth@redhat.com>
29855 * target.def (builtin_tm_load, builtin_tm_store): Remove.
29856 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
29857 (ix86_builtin_tm_store): Remove.
29858 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29859 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29860 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29861 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29862 * doc/tm.texi: Rebuild.
29864 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
29865 (BUILT_IN_TM_MEMCPY_RTWN): New.
29866 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
29867 fallback from vector to integer helpers.
29868 (build_tm_load): Handle vector types directly, instead of
29870 (build_tm_store): Likewise.
29871 (expand_assign_tm): Prepare for register types not handled by
29872 the above. Copy them to memory and use memcpy.
29873 * tree.c (tm_define_builtin): New.
29874 (find_tm_vector_type): New.
29875 (build_tm_vector_builtins): New.
29876 (build_common_builtin_nodes): Call it.
29878 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
29880 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
29881 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
29883 2016-01-13 Tom de Vries <tom@codesourcery.com>
29885 PR tree-optimization/69169
29886 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
29887 handled_struct_type param.
29888 (create_variable_info_for, intra_create_variable_infos): Call
29889 create_variable_info_for_1 with extra arg.
29891 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
29893 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
29894 and "armv8.1-a+crc" entries.
29896 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
29899 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
29900 Change first operand predicate from register_or_constm1_operand
29901 to register_operand.
29902 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
29903 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
29904 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
29905 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
29906 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
29907 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
29908 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
29909 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
29910 comparison with constm1_rtx from vec_prefetch_gen part.
29912 2016-01-13 Richard Biener <rguenther@suse.de>
29914 PR tree-optimization/69013
29915 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
29916 Exchange assert for a test.
29918 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29921 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
29923 2016-01-13 Richard Biener <rguenther@suse.de>
29925 PR tree-optimization/69242
29926 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
29927 assert with a check.
29929 2016-01-13 Richard Biener <rguenther@suse.de>
29931 PR tree-optimization/69186
29932 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
29933 Properly guard vect_update_misalignment_for_peel call.
29935 2016-01-12 Jeff Law <law@redhat.com>
29937 PR tree-optimization/pr67755
29938 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
29939 "need_profile_correction".
29940 (thread_block_1): Initialize new field to false by default. If we
29941 have multiple thread paths through a common joiner to different
29942 final targets, then set new field to true.
29943 (compute_path_counts): Only do count adjustment when it's really
29946 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29948 * doc/invoke.texi (Spec Files): Move section down in file, past
29949 all command-line option descriptions.
29951 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29953 PR middle-end/54809
29954 * doc/gty.texi: Remove documentation of mark_hook.
29955 * gengtype.c (struct write_types_data): Remove code to support
29956 mark_hook attribute.
29957 (walk_type): Likewise.
29958 (write_func_for_structure): Likewise.
29960 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29962 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
29963 Directory Options, and -specs= to Overall Options.
29964 (Overall Options): Adjust similarly. Reorder to group related
29965 options together. Make -specs= cross-reference the spec file details.
29966 (Directory Options): Adjust similarly.
29968 2016-01-12 Jeff Law <law@redhat.com>
29970 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
29972 2016-01-12 Olivier Hainque <hainque@adacore.com>
29974 * gcc.c (spec_undefvar_allowed): New global.
29975 (process_command): Set to true when running for --version or --help,
29977 (getenv_spec_function): When the variable is not defined, use the
29978 variable name as the variable value if we're allowed not to issue
29981 2016-01-12 Bin Cheng <bin.cheng@arm.com>
29983 PR tree-optimization/68911
29984 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
29985 information computed for expression "init + nit * step".
29987 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29989 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
29990 about name of GCC executable. Remove deleted node from menu.
29991 (Directory Options) <-B>: Remove cross-reference to deleted node.
29992 (Target Options): Delete section.
29994 2016-01-12 Christian Bruel <christian.bruel@st.com>
29997 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
29998 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
30000 2016-01-12 Jakub Jelinek <jakub@redhat.com>
30003 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
30004 aligned_mem is properly set for AVX512-VL floating point masked
30008 * ifcvt.c (cond_exec_process_if_block): When removing the last
30009 insn from then_bb, remove also any possible barriers that follow it.
30011 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
30015 * config/i386/iamcu.h (SIZE_TYPE): New macro.
30016 (PTRDIFF_TYPE): Likewise.
30017 (WCHAR_TYPE): Likewise.
30018 (WCHAR_TYPE_SIZE): Likewise.
30019 (STDINT_LONG32): Likewise.
30021 2016-01-12 Richard Biener <rguenther@suse.de>
30023 PR tree-optimization/69053
30024 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
30025 convert initial value for cond reductions.
30027 2016-01-12 Richard Biener <rguenther@suse.de>
30029 PR tree-optimization/69007
30030 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
30031 widen_sum after dot_prod and sad.
30033 2016-01-12 Richard Biener <rguenther@suse.de>
30035 PR tree-optimization/69168
30036 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
30037 pattern stmt SLP type.
30038 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
30039 end up unused so cope with that case.
30041 2016-01-12 Richard Biener <rguenther@suse.de>
30043 PR tree-optimization/69157
30044 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
30045 stmts def type only during analyze phase.
30046 (vectorizable_call): Likewise.
30047 (vectorizable_simd_clone_call): Likewise.
30048 (vectorizable_conversion): Likewise.
30049 (vectorizable_assignment): Likewise.
30050 (vectorizable_shift): Likewise.
30051 (vectorizable_operation): Likewise.
30052 (vectorizable_store): Likewise.
30053 (vectorizable_load): Likewise.
30055 2016-01-12 Richard Biener <rguenther@suse.de>
30057 PR tree-optimization/69174
30058 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
30060 (vectorizable_load): Properly compute the number of loads needed
30061 for permuted strided SLP loads and do not spuriously assign
30062 to SLP_TREE_VEC_STMTS.
30064 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
30066 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
30067 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
30068 (MD_EXEC_PREFIX): Remove.
30069 (MD_STARTFILE_PREFIX) Removee.
30070 (FILE_NAME_ABSOLUTE_P): Remove.
30071 (CPP_SPEC): Do not read macros from sys/version.h.
30072 (LINK_COMMAND_SPEC): Remove.
30073 (LOCAL_INCLUDE_DIR): Remove.
30074 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
30075 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
30076 (POST_LINK_SPEC): Define to invoke stubify after linker
30077 (LIBSTDCXX): Remove define
30078 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
30079 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
30080 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
30081 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
30082 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
30083 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
30084 (i386_djgpp_asm_named_section): Add propotype of new procedure
30086 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
30087 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
30088 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
30089 in config/i386/djgpp.h).
30090 (STANDARD_STARTFILE_PREFIX_2): Define identical to
30091 STANDARD_STARTFILE_PREFIX_1.
30092 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
30093 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
30094 installation errors.
30095 (MAX_OFILE_ALIGNMENT): Define to 128.
30096 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
30098 * config/i386/djgpp.c: New file. Add implementation of
30099 i386_djgpp_asm_named_section.
30101 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
30103 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
30104 Add rule for building djgpp.o.
30106 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30108 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
30109 (rtx_is_swappable_p): Reductions are swappable.
30110 (insn_is_swappable_p): V2DF reductions are swappable.
30112 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
30114 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
30115 reloads for other unsupported memory operands.
30117 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30118 Jim Wilson <jim.wilson@linaro.org>
30121 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
30122 copy_to_mode_reg instead of force_reg.
30124 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
30127 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
30128 TARGET_80387 is true.
30130 2016-01-11 Jakub Jelinek <jakub@redhat.com>
30133 * lra-eliminations.c (move_plus_up): Only move plus up
30134 if subreg of the constant can be simplified into constant
30135 and use the simplified subreg of the constant instead of
30136 the original constant.
30138 * fold-const.c (fold_convertible_p): Don't return true
30139 for conversion of VECTOR_TYPE to same sized integral type.
30140 (fold_convert_loc): Fix up formatting. Fold conversion of
30141 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
30142 instead of NOP_EXPR.
30144 PR tree-optimization/69214
30145 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
30146 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
30149 PR tree-optimization/69207
30150 * tree-vect-slp.c (vect_get_constant_vectors): For
30151 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
30152 fold_convertible_p to vector_type's element type, and always
30153 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
30155 2016-01-11 Richard Biener <rguenther@suse.de>
30157 PR tree-optimization/69173
30158 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
30159 fixup the cycle if all stmts are in a pattern.
30161 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
30163 PR middle-end/68999
30164 * alias.c (base_alias_check): Move check for addresses with
30165 alignment ANDs before the call for compare_base_decls.
30166 (memrefs_conflict_p): Return -1 for different decls
30167 that went through alignment adjustments.
30169 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30171 PR rtl-optimization/68796
30172 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
30173 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
30174 and QImode comparisons against zero with CC_NZmode.
30175 * config/aarch64/iterators.md (short_mask): New mode_attr.
30177 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
30179 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
30180 (<avx512>_store<mode>_mask): Likewise.
30182 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
30183 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30185 PR rtl-optimization/68841
30186 * ifcvt.c (struct noce_if_info): Add orig_x field.
30187 (bbs_ok_for_cmove_arith): Add to_rename parameter.
30188 Don't record conflicts on to_rename if it's present.
30189 Allow memory destinations in sets.
30190 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
30191 blocks, passing orig_x to the checks.
30192 (noce_process_if_block): Set if_info->orig_x appropriately.
30194 2016-01-11 Tom de Vries <tom@codesourcery.com>
30196 PR tree-optimization/69069
30197 * tree-parloops.c (create_parallel_loop): Add missing phi args.
30199 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
30201 PR rtl-optimization/68920
30202 * config/i386/i386.c (ix86_option_override_internal): Restrict number
30203 of conditional moves for RTL if-conversion to 1 for
30204 TARGET_ONE_IF_CONV_INSN.
30205 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
30206 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
30207 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
30208 parameter to restirct number of conditional moves for
30210 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
30211 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
30214 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
30217 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
30218 onepart vars. Fix typo in comment. Fix reversed condition in
30220 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
30223 * var-tracking.c (dump_onepart_variable_differences): New.
30224 (dataflow_set_different): If a detailed dump is requested,
30225 delay early returns and dump differences between onepart
30226 variables present before and after, and added variables.
30228 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
30231 * expr.c (expand_expr_real_1): For boolean vector constants
30232 with a scalar mode use const_scalar_mask_from_tree.
30233 (const_scalar_mask_from_tree): New.
30234 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
30235 assigned to a mask type to handle constants.
30237 2016-01-11 Martin Jambor <mjambor@suse.cz>
30240 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
30241 useless parameters if we cannot change function signature.
30243 2016-01-11 Martin Jambor <mjambor@suse.cz>
30246 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
30249 2016-01-11 Tom de Vries <tom@codesourcery.com>
30251 PR tree-optimization/69109
30252 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
30255 2016-01-11 Tom de Vries <tom@codesourcery.com>
30257 PR tree-optimization/69108
30258 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
30259 res is not used in a phi.
30261 2016-01-11 Yury Gribov <y.gribov@samsung.com>
30264 * common.opt (frandom-seed): Fix parameter name.
30265 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
30267 2016-01-11 Tom de Vries <tom@codesourcery.com>
30269 PR tree-optimization/69058
30270 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
30273 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
30275 * config/arc/arc.opt (mdiv-rem): Add period to the end.
30276 (mcode-density): Likewise.
30278 2016-01-10 Tom de Vries <tom@codesourcery.com>
30280 PR tree-optimization/69062
30281 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
30282 (parallelize_loops): Don't paralelize loop that has phi with address
30285 2016-01-10 Tom de Vries <tom@codesourcery.com>
30287 PR tree-optimization/69039
30288 * tree-parloops.c (try_create_reduction_list): Only allow single exit
30291 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
30293 PR middle-end/68743
30294 * match.pd: Require target has function_c99_misc before doing
30295 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
30297 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
30299 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
30301 * configure: Regenerate.
30303 2016-01-09 Jakub Jelinek <jakub@redhat.com>
30305 PR middle-end/50865
30306 PR tree-optimization/69097
30307 * fold-const.h (expr_not_equal_to): New prototype.
30308 * fold-const.c: Include stringpool.h and tree-ssanames.h.
30309 (expr_not_equal_to): New function.
30310 * match.pd (X % -Y is the same as X % Y): Don't optimize
30311 unless X is known not to be equal to minimum or Y is known
30312 not to be equal to -1.
30313 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
30314 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
30315 (simplify_stmt_using_ranges): Adjust caller.
30316 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
30317 substitute_and_fold.
30319 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
30321 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
30324 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30326 PR tree-optimization/69167
30327 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
30328 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
30330 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
30332 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
30333 Richard Biener <rguenther@suse.de>
30335 PR tree-optimization/68707
30336 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
30337 instances that can be handled via vect_load_lanes.
30339 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
30341 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
30342 if we can't determine address equivalence.
30343 * alias.c (compare_base_decl): Update for changed return value of
30344 symtab_node::equal_address_to.
30346 2016-01-08 Jason Merrill <jason@redhat.com>
30350 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
30351 * expr.c (store_field): Not here.
30352 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
30353 call with TREE_ADDRESSABLE type.
30354 * tree-cfg.c (verify_gimple_call): Adjust.
30356 2016-01-08 Olivier Hainque <hainque@adacore.com>
30358 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
30361 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
30363 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
30364 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
30365 (reduc_smin_v2sf): Rename to...
30366 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
30367 (reduc_splus_v2sf): Rename to...
30368 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
30370 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30372 PR tree-optimization/69162
30373 * gimplify.c (gimplify_va_arg_expr): Encode original type of
30374 valist argument in another argument.
30375 (gimplify_modify_expr): Adjust for the above change. Cleanup.
30376 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
30377 to determine the va_list type, build a MEM_REF instead of
30378 build_fold_indirect_ref.
30380 PR tree-optimization/69172
30381 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
30384 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
30386 PR tree-optimization/67781
30387 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
30388 and cmpnop in two steps: first the ones not accessed in original
30389 gimple expression in a endian independent way and then the ones not
30390 accessed in the final result in an endian-specific way.
30392 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30394 PR tree-optimization/69083
30395 * tree-vect-slp.c (vect_get_constant_vectors): For
30396 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
30397 element type. If op is fold_convertible_p to vector_type's element
30398 type, use NOP_EXPR instead of VCE.
30400 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
30402 PR rtl-optimization/67778
30403 PR rtl-optimization/68634
30404 PR rtl-optimization/68909
30405 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
30406 block from the stack until done with it. Remove a superfluous
30407 bitmap set. Remove a superfluous bitmap test.
30409 2016-01-07 Martin Sebor <msebor@redhat.com>
30412 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
30413 constraint on the type of arguments.
30415 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
30417 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
30418 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
30419 unaligned_access on the gcc_options set.
30420 * config/arm/arm.c (arm_option_override_internal): Use
30421 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
30423 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30426 * config/i386/i386.c (ix86_frame_pointer_required): Enable
30427 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
30429 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30432 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30435 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30436 depending on frame_pointer_needed before remaining integer and SSE
30437 registers are saved.
30439 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
30442 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
30444 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
30447 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
30448 Use the "xBm" constraint.
30449 (float<sseintvecmodelower><mode>2<mask_name><round_name):
30451 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
30452 (sse_cvtsi2ssq<round_name>): Likewise.
30453 (sse_cvtss2si<round_name>): Likewise.
30454 (sse_cvtss2siq<round_name>): Likewise.
30455 (sse2_cvtsi2sdq<round_name>): Likewise.
30456 (sse2_cvtsd2si<round_name>): Likewise.
30457 (sse2_cvtsd2siq<round_name>): Likewise.
30458 * config/i386/subst.md (round_nimm_scalar_predicate): New
30461 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
30463 PR middle-end/67639
30464 * varasm.c (make_decl_rtl): Mark invalid register vars as
30467 PR rtl-optimization/66206
30468 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
30469 All callers changed.
30471 2016-01-07 Jakub Jelinek <jakub@redhat.com>
30473 PR tree-optimization/69141
30474 * tree-ssa-pre.c: Include langhooks.h.
30475 (eliminate_dom_walker::before_dom_children): Use
30476 lang_hooks.decl_printable_name instead of
30477 cgraph_node::get ()->name ().
30479 PR middle-end/68960
30480 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
30481 it and DECL_ALIGN too.
30483 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
30485 * config/mips/mips-ftypes.def: Sort to lexicographical order.
30487 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30490 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30491 depending on frame_pointer_needed before remaining integer and SSE
30492 registers are saved.
30494 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30496 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
30497 mode iterator with VSX_M2.
30498 (*p9_vecstore_<mode>): Likewise.
30499 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
30500 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
30501 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
30502 (define_split for VSX_LE128 stores): Likewise.
30503 (define_peephole2 for TImode LE swaps): Likewise.
30504 (define_split for VSX_LE128 post-reload stores): Likewise.
30506 2016-01-06 Marek Polacek <polacek@redhat.com>
30509 * convert.c (convert_to_integer_1): Adjust call to
30510 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
30511 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
30512 EXPR instead of ARG.
30513 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
30515 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30518 * doc/extend.texi (RL78 Variable Attributes): New section.
30520 2016-01-05 Marek Polacek <polacek@redhat.com>
30523 * builtins.c (get_memmodel): Use expansion point location rather than
30524 the input location. Call warning_at rather than warning.
30525 (expand_builtin_atomic_compare_exchange): Likewise.
30526 (expand_builtin_atomic_load): Likewise.
30527 (expand_builtin_atomic_store): Likewise.
30528 (expand_builtin_atomic_clear): Likewise.
30530 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30533 * config/i386/i386.c (ix86_expand_vector_logical_operator):
30534 Replace nonimmediate_operand with vector_operand.
30535 * config/i386/predicates.md (vector_operand): New predicate.
30536 (general_vector_operand): Replace nonimmediate_operand with
30538 * config/i386/sse.md: Replace nonimmediate_operand with
30539 vector_operand and m constraint with Bm constraint on SSE
30540 patterns with 16-byte memory operand.
30541 * config/i386/subst.md (round_nimm_predicate): Replace
30542 nonimmediate_operand with vector_operand.
30543 (round_saeonly_nimm_predicate): Likewise.
30544 (round_saeonly_nimm_scalar_predicate): New.
30546 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30549 * config/i386/constraints.md (Bm): New constraint.
30550 * config/i386/predicates.md (vector_memory_operand): New
30552 * config/i386/sse.md: Replace xm with xBm in plusminus and
30553 any_logic patterns.
30555 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30558 * doc/extend.texi (V850 Function Attributes): New section.
30559 (V850 Variable Attributes): New section.
30561 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30564 * doc/extend.texi (MicroBlaze Function Attributes): Document
30565 interrupt_handler and fast_interrupt attributes.
30567 2016-01-05 Sergei Trofimovich <siarheit@google.com>
30570 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
30571 for local symbolic operands.
30572 * config/ia64/predicates.md (local_symbolic_operand64): New
30575 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30577 PR rtl-optimization/68651
30578 * combine.c (combine_simplify_rtx): Canonicalize x + x into
30581 2016-01-05 Nathan Sidwell <nathan@acm.org>
30583 * alias.c (compare_base_decls): Use symtab_node::get.
30585 2016-01-05 Nick Clifton <nickc@redhat.com>
30588 * ira-costs.c (copy_cost): Initialise the t_icode field of the
30589 secondary_reload_info structure.
30592 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
30593 decls if weak support is available.
30595 2016-01-04 Martin Sebor <msebor@redhat.com>
30597 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
30599 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30601 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
30602 OPTION_MASK_P9_DFORM.
30604 * config/rs6000/constraints.md (wo constraint): New constraint for
30607 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
30609 (rs6000_init_hard_regno_mode_ok): Likewise.
30611 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
30614 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
30615 expanders not to have constraints. Add support for ISA 3.0 xxperm
30616 instruction. Add support for fusing xxlor with xxperm.
30617 (altivec_vperm_<mode>_internal): Likewise.
30618 (altivec_vperm_v8hiv16qi): Likewise.
30619 (altivec_vperm_<mode>v16q): Likewise.
30620 (altivec_vperm_<mode>_uns): Likewise.
30621 (vperm_v8hiv4si): Likewise.
30622 (vperm_v16qiv8hi): Likewise.
30624 * doc/md.texi (RS/6000 constraints): Document wo constraint.
30626 2016-01-04 Jakub Jelinek <jakub@redhat.com>
30628 Update copyright years.
30630 * gcc.c (process_command): Update copyright notice dates.
30631 * gcov-dump.c (print_version): Ditto.
30632 * gcov.c (print_version): Ditto.
30633 * gcov-tool.c (print_version): Ditto.
30634 * gengtype.c (create_file): Ditto.
30635 * doc/cpp.texi: Bump @copying's copyright year.
30636 * doc/cppinternals.texi: Ditto.
30637 * doc/gcc.texi: Ditto.
30638 * doc/gccint.texi: Ditto.
30639 * doc/gcov.texi: Ditto.
30640 * doc/install.texi: Ditto.
30641 * doc/invoke.texi: Ditto.
30643 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30645 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
30646 modes larger than TImode as TImode if NEON is not enabled.
30648 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30651 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
30652 mode for %f0-%f31 only if TARGET_FPU.
30654 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30657 * config/sparc/sparc.c (scan_record_type): Take into account subfields
30658 to compute the PACKED_P predicate.
30659 (function_arg_record_value): Minor tweaks.
30661 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
30663 * doc/install.texi (--with-multilib-list): Describe the meaning of the
30664 option for arm*-*-* targets.
30666 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
30668 * doc/extend.texi (Common Function Attributes): Move docs for
30669 MSP430-specific attributes to....
30670 (MSP430 Function Attributes): ...here. Delete the redundant
30671 entries and copy-edit the remaining text.
30672 (MSP430 Variable Attributes): Use uniform format for index
30673 entries and add a cross-reference to the corresponding function
30676 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
30678 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
30680 (x86 Options): Likewise.
30682 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30686 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
30687 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
30688 to corresponding attribute.
30690 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30692 * doc/extend.texi (Common Function Attributes) <noplt>: Move
30693 to correct alphabetization of table. Copy-edit and correct
30695 <stack_protect>: Likewise.
30696 <target_clones>: Likewise.
30698 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
30699 Correct punctuation.
30700 (Code Gen Options) <-fno-plt>: Copy-edit.
30702 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
30705 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
30706 SI values. Explicitly convert SI to DI and vice-versa.
30708 2016-01-01 Jakub Jelinek <jakub@redhat.com>
30710 PR tree-optimization/69070
30711 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
30712 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
30715 * ubsan.c (ubsan_instrument_float_cast): Call
30716 initialize_sanitizer_builtins.
30719 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
30721 Copyright (C) 2016 Free Software Foundation, Inc.
30723 Copying and distribution of this file, with or without modification,
30724 are permitted in any medium without royalty provided the copyright
30725 notice and this notice are preserved.