Use hard_regno_nregs instead of HARD_REGNO_NREGS
[official-gcc.git] / gcc / ChangeLog
blob0c021aeb48b1dd96d43a117dad56721f6dddeff2
1 2017-09-12  Richard Sandiford  <richard.sandiford@linaro.org>
3         * config/arm/arm.h (THUMB_SECONDARY_INPUT_RELOAD_CLASS): Use
4         hard_regno_nregs instead of HARD_REGNO_NREGS.
5         (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
6         * config/c6x/c6x.c (c6x_expand_prologue): Likewise.
7         (c6x_expand_epilogue): Likewise.
8         * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
9         (frv_read_iacc_argument): Likewise.
10         * config/sh/sh.c: Include regs.h.
11         (sh_print_operand): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
12         (regs_used): Likewise.
13         (output_stack_adjust): Likewise.
14         * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Likewise.
15         * expmed.c: Include regs.h.
16         (store_bit_field_1): Use hard_regno_nregs instead of HARD_REGNO_NREGS.
17         * ree.c: Include regs.h.
18         (combine_reaching_defs): Use hard_regno_nregs instead of
19         HARD_REGNO_NREGS.
20         (add_removable_extension): Likewise.
22 2017-09-12  Richard Sandiford  <richard.sandiford@linaro.org>
24         * regs.h (hard_regno_nregs): Turn into a function.
25         (end_hard_regno): Update accordingly.
26         * caller-save.c (setup_save_areas): Likewise.
27         (save_call_clobbered_regs): Likewise.
28         (replace_reg_with_saved_mem): Likewise.
29         (insert_restore): Likewise.
30         (insert_save): Likewise.
31         * combine.c (can_change_dest_mode): Likewise.
32         (move_deaths): Likewise.
33         (distribute_notes): Likewise.
34         * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise.
35         * config/powerpcspe/powerpcspe.c (rs6000_cannot_change_mode_class)
36         (rs6000_split_multireg_move): Likewise.
37         (rs6000_register_move_cost): Likewise.
38         (rs6000_memory_move_cost): Likewise.
39         * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Likewise.
40         (rs6000_split_multireg_move): Likewise.
41         (rs6000_register_move_cost): Likewise.
42         (rs6000_memory_move_cost): Likewise.
43         * cselib.c (cselib_reset_table): Likewise.
44         (cselib_lookup_1): Likewise.
45         * emit-rtl.c (set_mode_and_regno): Likewise.
46         * function.c (aggregate_value_p): Likewise.
47         * ira-color.c (setup_profitable_hard_regs): Likewise.
48         (check_hard_reg_p): Likewise.
49         (calculate_saved_nregs): Likewise.
50         (assign_hard_reg): Likewise.
51         (improve_allocation): Likewise.
52         (calculate_spill_cost): Likewise.
53         * ira-emit.c (modify_move_list): Likewise.
54         * ira-int.h (ira_hard_reg_set_intersection_p): Likewise.
55         (ira_hard_reg_in_set_p): Likewise.
56         * ira.c (setup_reg_mode_hard_regset): Likewise.
57         (clarify_prohibited_class_mode_regs): Likewise.
58         (check_allocation): Likewise.
59         * lra-assigns.c (find_hard_regno_for_1): Likewise.
60         (lra_setup_reg_renumber): Likewise.
61         (setup_try_hard_regno_pseudos): Likewise.
62         (spill_for): Likewise.
63         (assign_hard_regno): Likewise.
64         (setup_live_pseudos_and_spill_after_risky_transforms): Likewise.
65         * lra-constraints.c (in_class_p): Likewise.
66         (lra_constraint_offset): Likewise.
67         (simplify_operand_subreg): Likewise.
68         (lra_constraints): Likewise.
69         (split_reg): Likewise.
70         (split_if_necessary): Likewise.
71         (invariant_p): Likewise.
72         (inherit_in_ebb): Likewise.
73         * lra-lives.c (process_bb_lives): Likewise.
74         * lra-remat.c (reg_overlap_for_remat_p): Likewise.
75         (get_hard_regs): Likewise.
76         (do_remat): Likewise.
77         * lra-spills.c (assign_spill_hard_regs): Likewise.
78         * mode-switching.c (create_pre_exit): Likewise.
79         * postreload.c (reload_combine_recognize_pattern): Likewise.
80         * recog.c (peep2_find_free_register): Likewise.
81         * regcprop.c (kill_value_regno): Likewise.
82         (set_value_regno): Likewise.
83         (copy_value): Likewise.
84         (maybe_mode_change): Likewise.
85         (find_oldest_value_reg): Likewise.
86         (copyprop_hardreg_forward_1): Likewise.
87         * regrename.c (check_new_reg_p): Likewise.
88         (regrename_do_replace): Likewise.
89         * reload.c (push_reload): Likewise.
90         (combine_reloads): Likewise.
91         (find_dummy_reload): Likewise.
92         (operands_match_p): Likewise.
93         (find_reloads): Likewise.
94         (find_equiv_reg): Likewise.
95         (reload_adjust_reg_for_mode): Likewise.
96         * reload1.c (count_pseudo): Likewise.
97         (count_spilled_pseudo): Likewise.
98         (find_reg): Likewise.
99         (clear_reload_reg_in_use): Likewise.
100         (free_for_value_p): Likewise.
101         (allocate_reload_reg): Likewise.
102         (choose_reload_regs): Likewise.
103         (reload_adjust_reg_for_temp): Likewise.
104         (emit_reload_insns): Likewise.
105         (delete_output_reload): Likewise.
106         * rtlanal.c (subreg_get_info): Likewise.
107         * sched-deps.c (sched_analyze_reg): Likewise.
108         * sel-sched.c (init_regs_for_mode): Likewise.
109         (mark_unavailable_hard_regs): Likewise.
110         (choose_best_reg_1): Likewise.
111         (verify_target_availability): Likewise.
112         * valtrack.c (dead_debug_insert_temp): Likewise.
113         * var-tracking.c (track_loc_p): Likewise.
114         (emit_note_insn_var_location): Likewise.
115         * varasm.c (make_decl_rtl): Likewise.
116         * reginfo.c (choose_hard_reg_mode): Likewise.
117         (init_reg_modes_target): Refer directly to
118         this_target_regs->x_hard_regno_nregs.
120 2017-09-12  Richard Sandiford  <richard.sandiford@linaro.org>
122         * ira-costs.c (record_operand_costs): Use in_hard_reg_set_p
123         instead of hard_regno_nregs.
125 2017-09-12  Richard Sandiford  <richard.sandiford@linaro.org>
127         * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Use
128         end_hard_regno instead of hard_regno_nregs.
129         * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
130         * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Likewise.
131         * config/visium/visium.c (visium_hard_regno_mode_ok): Likewise.
132         * ira-color.c (improve_allocation): Likewise.
133         * lra-assigns.c (find_hard_regno_for_1): Likewise.
134         * lra-lives.c (mark_regno_live): Likewise.
135         (mark_regno_dead): Likewise.
136         * lra-remat.c (operand_to_remat): Likewise.
137         * lra.c (collect_non_operand_hard_regs): Likewise.
138         * postreload.c (reload_combine_note_store): Likewise.
139         (move2add_valid_value_p): Likewise.
140         * reload.c (regno_clobbered_p): Likewise.
142 2017-09-12  Richard Sandiford  <richard.sandiford@linaro.org>
144         * config/frv/frv.c (FOR_EACH_REGNO): Use END_REGNO instead of
145         hard_regno_nregs.
146         * config/v850/v850.c (v850_reorg): Likewise.
147         * reload.c (refers_to_regno_for_reload_p): Likewise.
148         (find_equiv_reg): Likewise.
149         * reload1.c (reload_reg_reaches_end_p): Likewise.
151 2017-09-12  Richard Sandiford  <richard.sandiford@linaro.org>
153         * caller-save.c (add_used_regs): Use REG_NREGS instead of
154         hard_regno_nregs.
155         * config/aarch64/aarch64.c (aarch64_split_combinev16qi): Likewise.
156         * config/arm/arm.c (output_move_neon): Likewise.
157         (arm_attr_length_move_neon): Likewise.
158         (neon_split_vcombine): Likewise.
159         * config/c6x/c6x.c (c6x_mark_reg_read): Likewise.
160         (c6x_mark_reg_written): Likewise.
161         (c6x_dwarf_register_span): Likewise.
162         * config/i386/i386.c (ix86_save_reg): Likewise.
163         * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
164         (rws_access_reg): Likewise.
165         * config/s390/s390.c (s390_call_saved_register_used): Likewise.
166         * mode-switching.c (create_pre_exit): Likewise.
167         * ree.c (combine_reaching_defs): Likewise.
168         (add_removable_extension): Likewise.
169         * regcprop.c (find_oldest_value_reg): Likewise.
170         (copyprop_hardreg_forward_1): Likewise.
171         * reload.c (reload_inner_reg_of_subreg): Likewise.
172         (push_reload): Likewise.
173         (combine_reloads): Likewise.
174         (find_dummy_reload): Likewise.
175         (reload_adjust_reg_for_mode): Likewise.
176         * reload1.c (find_reload_regs): Likewise.
177         (forget_old_reloads_1): Likewise.
178         (reload_reg_free_for_value_p): Likewise.
179         (reload_adjust_reg_for_temp): Likewise.
180         (emit_reload_insns): Likewise.
181         (delete_output_reload): Likewise.
182         * sel-sched.c (choose_best_reg_1): Likewise.
183         (choose_best_pseudo_reg): Likewise.
185 2017-09-12  Richard Sandiford  <richard.sandiford@linaro.org>
186             Alan Hayward  <alan.hayward@arm.com>
187             David Sherwood <david.sherwood@arm.com>
189         * defaults.h (SLOW_UNALIGNED_ACCESS): Delete.
190         * target.def (slow_unaligned_access): New hook.
191         * targhooks.h (default_slow_unaligned_access): Declare.
192         * targhooks.c (default_slow_unaligned_access): New function.
193         * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Replace with...
194         (TARGET_SLOW_UNALIGNED_ACCESS): ...this.
195         * doc/tm.texi: Regenerate.
196         * config/alpha/alpha.h (SLOW_UNALIGNED_ACCESS): Delete.
197         * config/arm/arm.h (SLOW_UNALIGNED_ACCESS): Delete.
198         * config/i386/i386.h (SLOW_UNALIGNED_ACCESS): Delete commented-out
199         definition.
200         * config/powerpcspe/powerpcspe.h (SLOW_UNALIGNED_ACCESS): Delete.
201         * config/powerpcspe/powerpcspe.c (TARGET_SLOW_UNALIGNED_ACCESS):
202         Redefine.
203         (rs6000_slow_unaligned_access): New function.
204         (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
205         (expand_block_compare): Likewise.
206         (expand_strn_compare): Likewise.
207         (rs6000_rtx_costs): Likewise.
208         * config/riscv/riscv.h (SLOW_UNALIGNED_ACCESS): Delete.
209         (riscv_slow_unaligned_access): Likewise.
210         * config/riscv/riscv.c (riscv_slow_unaligned_access): Rename to...
211         (riscv_slow_unaligned_access_p): ...this and make static.
212         (riscv_option_override): Update accordingly.
213         (riscv_slow_unaligned_access): New function.
214         (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
215         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Delete.
216         * config/rs6000/rs6000.c (TARGET_SLOW_UNALIGNED_ACCESS): Redefine.
217         (rs6000_slow_unaligned_access): New function.
218         (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS.
219         (rs6000_rtx_costs): Likewise.
220         * config/rs6000/rs6000-string.c (expand_block_compare)
221         (expand_strn_compare): Use targetm.slow_unaligned_access instead
222         of SLOW_UNALIGNED_ACCESS.
223         * config/tilegx/tilegx.h (SLOW_UNALIGNED_ACCESS): Delete.
224         * config/tilepro/tilepro.h (SLOW_UNALIGNED_ACCESS): Delete.
225         * calls.c (expand_call): Use targetm.slow_unaligned_access instead
226         of SLOW_UNALIGNED_ACCESS.
227         * expmed.c (simple_mem_bitfield_p): Likewise.
228         * expr.c (alignment_for_piecewise_move): Likewise.
229         (emit_group_load_1): Likewise.
230         (emit_group_store): Likewise.
231         (copy_blkmode_from_reg): Likewise.
232         (emit_push_insn): Likewise.
233         (expand_assignment): Likewise.
234         (store_field): Likewise.
235         (expand_expr_real_1): Likewise.
236         * gimple-fold.c (gimple_fold_builtin_memory_op): Likewise.
237         * lra-constraints.c (simplify_operand_subreg): Likewise.
238         * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
239         * gimple-ssa-store-merging.c: Likewise in block comment at start
240         of file.
241         * tree-ssa-strlen.c: Include target.h.
242         (handle_builtin_memcmp): Use targetm.slow_unaligned_access instead
243         of SLOW_UNALIGNED_ACCESS.
244         * system.h (SLOW_UNALIGNED_ACCESS): Poison.
246 2017-09-12  Richard Sandiford  <richard.sandiford@linaro.org>
248         PR rtl-optimization/82185
249         * expmed.c (emit_store_flag_int): Only test tem if it has been
250         initialized.
252 2017-09-12  Richard Biener  <rguenther@suse.de>
254         PR middle-end/82149
255         * match.pd ((FTYPE) N CMP CST): Fix typo.
257 2017-09-12  Simon Atanasyan  <simon.atanasyan@imgtec.com>
259         * config/mips/mips.c (mips_attribute_table): Add 'short_call'
260         attribute.
261         (mips_near_type_p): Add 'short_call' attribute as a synonym
262         for 'near'.
263         * doc/extend.texi (short_call): Document new function attribute.
265 2017-09-12  Jakub Jelinek  <jakub@redhat.com>
267         PR target/82112
268         * c-common.c (sync_resolve_size): Instead of c_dialect_cxx ()
269         assertion check that in the condition.
270         (get_atomic_generic_size): Likewise.  Before testing if parameter
271         has pointer type, if it has array type, call for C++
272         default_conversion to perform array-to-pointer conversion.
274 2017-09-12  Richard Biener  <rguenther@suse.de>
276         * tree-vect-generic.c (expand_vector_operations_1): Do nothing
277         for operations we cannot scalarize.
279 2017-09-12  Aldy Hernandez  <aldyh@redhat.com>
281         * tree-ssa-threadbackward.c (fsm_find_thread_path): Make GC
282         vectors heap vectors.  Clean up comments.
283         Make visited_bbs a reference.
284         (profitable_jump_thread_path): Make GC
285         vectors heap vectors.  Clean up comments.
286         Misc cleanups.
287         (convert_and_register_jump_thread_path): Make GC vectors heap
288         vectors.
289         (check_subpath_and_update_thread_path): Same.  Clean up comments.
290         Make visited_bbs a reference.
291         (handle_phi): Abstract common code to to
292         register_jump_thread_path_if_profitable.
293         Rename VAR_BB to DEF_BB.
294         Update comments.
295         Make GC vectors heap vectors.
296         Make visited_bbs a reference.
297         (handle_assignment): Same.
298         (register_jump_thread_path_if_profitable): New.
299         (fsm_find_control_statement_thread_paths): Rename VAR_BB to
300         DEF_BB.
301         Make GC vectors heap vectors.  Clean up comments.
302         Make visited_bbs a reference.
303         (find_jump_threads_backwards): Make visited_bbs live in the stack.
304         * tree-ssa-threadupdate.c (delete_jump_thread_path): Fix typo in
305         comment.
307 2017-09-11  Max Filippov  <jcmvbkbc@gmail.com>
309         PR target/82181
310         * config/xtensa/xtensa.c (xtensa_mem_offset): Check that both
311         words of E_DImode object are reachable by xtensa_uimm8x4 access.
313 2017-09-11  Vidya Praveen  <vidyapraveen@arm.com>
315         Revert r251800 and r251799.
317 2017-09-11  Martin Jambor  <mjambor@suse.cz>
319         PR hsa/82119
320         * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Process ADDR_EXPRs in
321         arguments in advance.
322         * hsa-regalloc.c (naive_process_phi): New parameter predecessors,
323         use it to find predecessor edges.
324         (naive_outof_ssa): Collect vector of predecessors.
326 2017-09-08  Jason Merrill  <jason@redhat.com>
328         PR c++/70029 - ICE with ref-qualifier and -flto
329         * langhooks.h (struct lang_hooks_for_types): Add
330         copy_lang_qualifiers.
331         * attribs.c (build_type_attribute_qual_variant): Use it.
332         * langhooks-def.h (LANG_HOOKS_COPY_LANG_QUALIFIERS): Default to
333         NULL.
334         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
335         * tree.c (verify_type): Re-enable TYPE_CANONICAL main variant check.
337 2017-09-08  Eric Botcazou  <ebotcazou@adacore.com>
339         PR target/81988
340         * config/sparc/sparc.md (mulsi3): Rename into *mulsi3_sp32.
341         (*mulsi3_sp64): New instruction.
342         (mulsi3): New expander.
344 2017-09-08  Uros Bizjak  <ubizjak@gmail.com>
346         * config/alpha/alpha.c (alpha_print_operand) <case 'S'>: Remove.
348 2017-09-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
350         * sancov.c: Include memmodel.h.
352 2017-09-07  Eric Botcazou  <ebotcazou@adacore.com>
354         PR target/80897
355         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Deal with too
356         large offsets.
358 2017-09-07  Carl Love  <cel@us.ibm.com>
360         * config/rs6000/vsx.md (define_insn "*stxvl"): Add missing argument to
361         the sldi instruction.
363 2017-09-07  David Edelsohn  <dje.gcc@gmail.com>
365         * sancov.c: Include tm_p.h.
367 2017-09-07  Jakub Jelinek  <jakub@redhat.com>
369         PR target/81979
370         * output.h (switch_to_other_text_partition): New declaration.
371         * varasm.c (switch_to_other_text_partition): New function.
372         * config/rs6000/rs6000.c (uses_TOC): Return 2 if
373         NOTE_INSN_SWITCH_TEXT_SECTIONS is seen before finding load_toc_* insn.
374         (rs6000_elf_declare_function_name): If uses_TOC returned 2, switch
375         to the other text partition before emitting LCL label and switch back
376         after emitting the word after it.
378 2017-09-07  Richard Biener  <rguenther@suse.de>
380         * passes.def (pass_split_crit_edges): Remove instance before PRE.
381         * tree-ssa-pre.c (pass_pre::execute): Instead manually split
382         critical edges here, after loop init.
383         (pass_data_pre): Remove PROP_no_crit_edges flags.
384         * tree-ssa-sccvn.c (vn_reference_lookup_3): Use vn_valueize
385         for valueization of call args to avoid leaking VN_TOP.
386         (visit_use): Assert we do not visit default defs.
387         (init_scc_vn): Use build_decl for VN_TOP to make name nicer.
388         Use error_mark_node to more easily detect leaking VN_TOP.
389         All default-defs are varying, not VN_TOP.  Mark them visited.
390         (run_scc_vn): Make code match comment.
392 2017-09-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
394         * config/rs6000/rs6000-cpus.def (OTHER_VSX_VECTOR_MASKS): Delete
395         OPTION_MASK_FLOAT128_KEYWORD.
396         (POWERPC_MASKS): Likewise.
397         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Delete
398         support for the -mfloat128-type option, and make -mfloat128
399         default on PowerPC Linux systems.  Define or undefine
400         __FLOAT128__ and  __FLOAT128_HARDWARE__ for the current options.
401         Define __float128 to be __ieee128 if IEEE 128-bit support is
402         enabled, or undefine it.
403         (rs6000_cpu_cpp_builtins): Delete defining __FLOAT128__ here.
404         Delete defining __FLOAT128_TYPE__.
405         * config/rs6000/rs6000.opt (x_TARGET_FLOAT128_TYPE): Delete the
406         -mfloat128-type option and make -mfloat128 default on PowerPC
407         Linux systems.
408         (TARGET_FLOAT128_TYPE): Likewise.
409         (-mfloat128-type): Likewise.
410         * config/rs6000/rs6000.c (rs6000_option_override_internal):
411         Delete the -mfloat128-type option and make -mfloat128 default on
412         PowerPC Linux systems.  Always use __ieee128 to be the keyword for
413         the IEEE 128-bit type, and map __float128 to __ieee128 if IEEE
414         128-bit floating point is enabled.  Change tests from using
415         -mfloat128-type to -mfloat128.
416         (rs6000_mangle_type): Use the correct mangling for the __float128
417         type even if normal long double is restricted to 64-bits.
418         (floatn_mode): Enable the _Float128 type by default on VSX Linux
419         systems.
420         * config/rs6000/rs6000.h (MASK_FLOAT128_TYPE): Delete.
421         (MASK_FLOAT128_KEYWORD): Define new shortcut macro.
422         (RS6000BTM_FLOAT128): Define in terms of -mfloat128, not
423         -mfloat128-type.
424         * doc/invoke.texi (RS/6000 and PowerPC Options): Update
425         documentation for -mfloat128.
427 2017-09-06  Olivier Hainque  <hainque@adacore.com>
429         * config.gcc (powerpc-wrs-vxworksspe): Now match as vxworks*spe.
431 2017-09-06  Wish Wu  <wishwu007@gmail.com>
432             Jakub Jelinek  <jakub@redhat.com>
434         * asan.c (initialize_sanitizer_builtins): Add
435         BT_FN_VOID_UINT8_UINT8, BT_FN_VOID_UINT16_UINT16,
436         BT_FN_VOID_UINT32_UINT32, BT_FN_VOID_UINT64_UINT64,
437         BT_FN_VOID_FLOAT_FLOAT, BT_FN_VOID_DOUBLE_DOUBLE and
438         BT_FN_VOID_UINT64_PTR variables.
439         * builtin-types.def (BT_FN_VOID_UINT8_UINT8): New fn type.
440         (BT_FN_VOID_UINT16_UINT16): Likewise.
441         (BT_FN_VOID_UINT32_UINT32): Likewise.
442         (BT_FN_VOID_FLOAT_FLOAT): Likewise.
443         (BT_FN_VOID_DOUBLE_DOUBLE): Likewise.
444         (BT_FN_VOID_UINT64_PTR): Likewise.
445         * common.opt (flag_sanitize_coverage): New variable.
446         (fsanitize-coverage=trace-pc): Remove.
447         (fsanitize-coverage=): Add.
448         * flag-types.h (enum sanitize_coverage_code): New enum.
449         * fold-const.c (fold_range_test): Disable non-short-circuit
450         optimization if flag_sanitize_coverage.
451         (fold_truth_andor): Likewise.
452         * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
453         * opts.c (COVERAGE_SANITIZER_OPT): Define.
454         (coverage_sanitizer_opts): New array.
455         (get_closest_sanitizer_option): Add OPTS argument, handle also
456         OPT_fsanitize_coverage_.
457         (parse_sanitizer_options): Adjusted to also handle
458         OPT_fsanitize_coverage_.
459         (common_handle_option): Add OPT_fsanitize_coverage_.
460         * sancov.c (instrument_comparison, instrument_switch): New function.
461         (sancov_pass): Add trace-cmp support.
462         * sanitizer.def (BUILT_IN_SANITIZER_COV_TRACE_CMP1,
463         BUILT_IN_SANITIZER_COV_TRACE_CMP2, BUILT_IN_SANITIZER_COV_TRACE_CMP4,
464         BUILT_IN_SANITIZER_COV_TRACE_CMP8,
465         BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP1,
466         BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP2,
467         BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP4,
468         BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP8,
469         BUILT_IN_SANITIZER_COV_TRACE_CMPF, BUILT_IN_SANITIZER_COV_TRACE_CMPD,
470         BUILT_IN_SANITIZER_COV_TRACE_SWITCH): New builtins.
471         * doc/invoke.texi: Document -fsanitize-coverage=trace-cmp.
473 2017-09-06  Richard Earnshaw  <rearnsha@arm.com>
475         * config/arm/parsecpu.awk (fatal): Note that we've encountered an
476         error.  Only quit immediately if parsing is complete.
477         (BEGIN): Initialize fatal_err and parse_done.
478         (begin fpu, end fpu): Check number of arguments.
479         (begin arch, end arch): Likewise.
480         (begin cpu, end cpu): Likewise.
481         (cname, tune for, tune flags, architecture, fpu, option): Likewise.
482         (optalias): Likewise.
484 2017-09-06  Richard Earnshaw  <rearnsha@arm.com>
486         * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file.
487         * config/arm/arm-isa.h: Delete.  Move definitions to ...
488         * arm-cpus.in: ... here.  Use new feature and fgroup values.
489         * config/arm/arm.c (arm_option_override): Use lower case for feature
490         bit names.
491         * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise.
492         (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise.
493         * config/arm/parsecpu.awk (END): Add new command 'isa'.
494         (isa_pfx): Delete.
495         (print_isa_bits_for): New function.
496         (gen_isa): New function.
497         (gen_comm_data): Use print_isa_bits_for.
498         (define feature): New keyword.
499         (define fgroup): New keyword.
500         * config/arm/t-arm (OPTIONS_H_EXTRA): Add arm-isa.h
501         (arm-isa.h): Add rule to generate file.
502         * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower
503         case for feature bit names.
505 2017-09-06  Richard Biener  <rguenther@suse.de>
507         * tree-ssa-pre.c (NECESSARY): Remove.
508         (create_expression_by_pieces): Do not touch pass-local flags.
509         (insert_into_preds_of_block): Likewise.
510         (do_pre_regular_insertion): Likewise.
511         (eliminate_insert): Likewise.
512         (eliminate_dom_walker::before_dom_children): Likewise.
513         (fini_eliminate): Do not look at inserted_exprs.
514         (mark_operand_necessary): Remove.
515         (remove_dead_inserted_code): Replace with simple work-list
516         algorithm based on inserted_exprs and SSA uses.
517         (pass_pre::execute): Re-order fini_eliminate and
518         remove_dead_inserted_code.
520 2017-09-06  Olivier Hainque  <hainque@adacore.com>
522         * config/powerpcspe/vxworks.h (VXCPU_FOR_8548): Correct definition
523         for VxWorks 7.  Adjust surrounding comments.
525 2017-09-06  Richard Biener  <rguenther@suse.de>
527         * gimple-ssa-strength-reduction.c
528         (find_candidates_dom_walker::before_dom_children): Also allow
529         pointer types.
531 2017-09-06  Richard Biener  <rguenther@suse.de>
533         PR tree-optimization/82108
534         * tree-vect-stmts.c (vectorizable_load): Fix pointer adjustment
535         for gap in the non-permutation SLP case.
537 2017-09-06  Martin Jambor  <mjambor@suse.cz>
539         PR tree-optimization/82078
540         * tree-sra.c (sort_and_splice_var_accesses): Move call to
541         add_access_to_work_queue...
542         (build_accesses_from_assign): ...here.
543         (propagate_all_subaccesses): Make sure racc is the group
544         representative, if there is one.
546 2017-09-06  Jakub Jelinek  <jakub@redhat.com>
548         PR middle-end/82095
549         * varasm.c (categorize_decl_for_section): Use SECCAT_TBSS for TLS vars with
550         NULL DECL_INITIAL.
552 2017-09-06  Richard Biener  <rguenther@suse.de>
554         * gimple-ssa-strength-reduction.c
555         (find_candidates_dom_walker::before_doom_children): Use a
556         type and not a mode check.
558 2017-09-06  Bernd Edlinger  <bernd.edlinger@hotmail.de>
560         PR target/77308
561         * config/arm/predicates.md (arm_general_adddi_operand): Create new
562         non-vfp predicate.
563         * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Use new predicates.
565 2017-09-05  Jeff Law  <law@redhat.com>
567         PR tree-optimization/64910
568         * tree-ssa-reassoc.c (reassociate_bb): Restrict last change to
569         cases where we have 3 or more operands.
571 2017-09-05  Jakub Jelinek  <jakub@redhat.com>
573         PR middle-end/81768
574         * omp-low.c (lower_omp_for): Recompute tree invariant if
575         gimple_omp_for_initial/final is ADDR_EXPR.
577         PR middle-end/81768
578         * omp-expand.c (expand_omp_simd): Force second operands of COND_EXPR
579         into gimple val before gimplification fo the COND_EXPR.
581 2017-09-05  Aldy Hernandez  <aldyh@redhat.com>
583         * tree-ssa-threadupdate.c (duplicate_thread_path): Remove unused
584         REGION_COPY argument.
585         (thread_through_all_blocks): Remove unused argument to
586         duplicate_thread_path.
588 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
589             Alan Hayward  <alan.hayward@arm.com>
590             David Sherwood  <david.sherwood@arm.com>
592         * config/aarch64/aarch64-protos.h (aarch64_gen_adjusted_ldpstp):
593         Take a scalar_mode rather than a machine_mode.
594         (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
595         * config/aarch64/aarch64.c (aarch64_simd_container_mode): Likewise.
596         (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
597         (aarch64_gen_adjusted_ldpstp): Likewise.
598         (aarch64_expand_vector_init): Use scalar_mode instead of machine_mode.
600 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
601             Alan Hayward  <alan.hayward@arm.com>
602             David Sherwood  <david.sherwood@arm.com>
604         * config/aarch64/aarch64-protos.h (aarch64_is_extend_from_extract):
605         Take a scalar_int_mode instead of a machine_mode.
606         (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
607         (aarch64_output_scalar_simd_mov_immediate): Likewise.
608         (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
609         (aarch64_simd_attr_length_rglist): Delete.
610         * config/aarch64/aarch64.c (aarch64_is_extend_from_extract): Take
611         a scalar_int_mode instead of a machine_mode.
612         (aarch64_add_offset): Likewise.
613         (aarch64_internal_mov_immediate): Likewise
614         (aarch64_add_constant_internal): Likewise.
615         (aarch64_add_constant): Likewise.
616         (aarch64_movw_imm): Likewise.
617         (aarch64_rtx_arith_op_extract_p): Likewise.
618         (aarch64_mask_and_shift_for_ubfiz_p): Likewise.
619         (aarch64_simd_scalar_immediate_valid_for_move): Likewise.
620         Remove assert that the mode isn't a vector.
621         (aarch64_output_scalar_simd_mov_immediate): Likewise.
622         (aarch64_expand_mov_immediate): Update calls after above changes.
623         (aarch64_output_casesi): Use as_a <scalar_int_mode>.
624         (aarch64_and_bitmask_imm): Check for scalar integer modes.
625         (aarch64_move_imm): Likewise.
626         (aarch64_can_const_movi_rtx_p): Likewise.
627         (aarch64_strip_extend): Likewise.
628         (aarch64_extr_rtx_p): Likewise.
629         (aarch64_rtx_costs): Likewise, using wode_mode as the mode of
630         a CONST_INT when the mode parameter is VOIDmode.
631         (aarch64_float_const_rtx_p): Use scalar_int_mode for a temporary.
633 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
635         * machmode.h (bitwise_mode_for_mode): Return opt_mode.
636         * stor-layout.c (bitwise_mode_for_mode): Likewise.
637         (bitwise_type_for_mode): Update accordingly.
639 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
641         * stor-layout.h (mode_for_size_tree): Return an opt_mode.
642         * stor-layout.c (mode_for_size_tree): Likewise.
643         (mode_for_array): Update accordingly.
644         (layout_decl): Likewise.
645         (compute_record_mode): Likewise.  Only set the mode once.
647 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
649         * target.def (get_mask_mode): Change return type to opt_mode.
650         Expand commentary.
651         * doc/tm.texi: Regenerate.
652         * targhooks.h (default_get_mask_mode): Return an opt_mode.
653         * targhooks.c (default_get_mask_mode): Likewise.
654         * config/i386/i386.c (ix86_get_mask_mode): Likewise.
655         * optabs-query.c (can_vec_mask_load_store_p): Update use of
656         targetm.get_mask_mode.
657         * tree.c (build_truth_vector_type): Likewise.
659 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
661         * machmode.h (mode_for_vector): Return an opt_mode.
662         * stor-layout.c (mode_for_vector): Likewise.
663         (mode_for_int_vector): Update accordingly.
664         (layout_type): Likewise.
665         * config/i386/i386.c (emit_memmov): Likewise.
666         (ix86_expand_set_or_movmem): Likewise.
667         (ix86_expand_vector_init): Likewise.
668         (ix86_get_mask_mode): Likewise.
669         * config/powerpcspe/powerpcspe.c (rs6000_expand_vec_perm_const_1):
670         Likewise.
671         * config/rs6000/rs6000.c (rs6000_expand_vec_perm_const_1): Likewise.
672         * expmed.c (extract_bit_field_1): Likewise.
673         * expr.c (expand_expr_real_2): Likewise.
674         * optabs-query.c (can_vec_perm_p): Likewise.
675         (can_vec_mask_load_store_p): Likewise.
676         * optabs.c (expand_vec_perm): Likewise.
677         * targhooks.c (default_get_mask_mode): Likewise.
678         * tree-vect-stmts.c (vectorizable_store): Likewise.
679         (vectorizable_load): Likewise.
680         (get_vectype_for_scalar_type_and_size): Likewise.
682 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
684         * machmode.h (mode_for_int_vector): New function.
685         * stor-layout.c (mode_for_int_vector): Likewise.
686         * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Use it.
687         * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Likewise.
688         * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
689         * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
690         (s390_expand_vcond): Likewise.
692 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
694         * machmode.h (opt_machine_mode): New type.
695         (opt_mode<T>): Allow construction from anything that can be
696         converted to a T.
697         (is_a, as_a, dyn_cast): Add overloads for opt_mode.
698         (mode_for_size): Return an opt_machine_mode.
699         * stor-layout.c (mode_for_size): Likewise.
700         (mode_for_size_tree): Update call accordingly.
701         (bitwise_mode_for_mode): Likewise.
702         (make_fract_type): Likewise.
703         (make_accum_type): Likewise.
704         * caller-save.c (replace_reg_with_saved_mem): Update call
705         accordingly.
706         * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
707         * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
708         * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
709         * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise.
710         * expmed.c (extract_bit_field_1): Likewise.
711         * reload.c (get_secondary_mem): Likewise.
712         * varasm.c (assemble_integer): Likewise.
713         * lower-subreg.c (simplify_subreg_concatn): Likewise.  Move
714         early-out.
716 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
718         * machmode.h (decimal_float_mode_for_size): New function.
719         * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use float_mode_for_size.
720         (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
721         (REAL_VALUE_TO_TARGET_SINGLE): Likewise.
722         (REAL_VALUE_TO_TARGET_DECIMAL128): Use decimal_float_mode_for_size.
723         (REAL_VALUE_TO_TARGET_DECIMAL64): Likewise.
724         (REAL_VALUE_TO_TARGET_DECIMAL32): Likewise.
726 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
728         * builtins.c (expand_builtin_powi): Use int_mode_for_size.
729         (get_builtin_sync_mode): Likewise.
730         (expand_ifn_atomic_compare_exchange): Likewise.
731         (expand_builtin_atomic_clear): Likewise.
732         (expand_builtin_atomic_test_and_set): Likewise.
733         (fold_builtin_atomic_always_lock_free): Likewise.
734         * calls.c (compute_argument_addresses): Likewise.
735         (emit_library_call_value_1): Likewise.
736         (store_one_arg): Likewise.
737         * combine.c (combine_instructions): Likewise.
738         * config/aarch64/aarch64.c (aarch64_function_value): Likewise.
739         * config/arm/arm.c (arm_function_value): Likewise.
740         (aapcs_allocate_return_reg): Likewise.
741         * config/c6x/c6x.c (c6x_expand_movmem): Likewise.
742         * config/i386/i386.c (construct_container): Likewise.
743         (ix86_gimplify_va_arg): Likewise.
744         (ix86_expand_sse_cmp): Likewise.
745         (emit_memmov): Likewise.
746         (emit_memset): Likewise.
747         (expand_small_movmem_or_setmem): Likewise.
748         (ix86_expand_pextr): Likewise.
749         (ix86_expand_pinsr): Likewise.
750         * config/lm32/lm32.c (lm32_block_move_inline): Likewise.
751         * config/microblaze/microblaze.c (microblaze_block_move_straight):
752         Likewise.
753         * config/mips/mips.c (mips_function_value_1) Likewise.
754         (mips_block_move_straight): Likewise.
755         (mips_expand_ins_as_unaligned_store): Likewise.
756         * config/powerpcspe/powerpcspe.c
757         (rs6000_darwin64_record_arg_advance_flush): Likewise.
758         (rs6000_darwin64_record_arg_flush): Likewise.
759         * config/rs6000/rs6000.c
760         (rs6000_darwin64_record_arg_advance_flush): Likewise.
761         (rs6000_darwin64_record_arg_flush): Likewise.
762         * config/sparc/sparc.c (sparc_function_arg_1): Likewise.
763         (sparc_function_value_1): Likewise.
764         * config/spu/spu.c (adjust_operand): Likewise.
765         (spu_emit_branch_or_set): Likewise.
766         (arith_immediate_p): Likewise.
767         * emit-rtl.c (gen_lowpart_common): Likewise.
768         * expr.c (expand_expr_real_1): Likewise.
769         * function.c (assign_parm_setup_block): Likewise.
770         * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise.
771         * reload1.c (alter_reg): Likewise.
772         * stor-layout.c (mode_for_vector): Likewise.
773         (layout_type): Likewise.
775 2017-09-05  Richard Sandiford  <richard.sandiford@linaro.org>
777         * config/spu/spu.c (exp2_immediate_p): Use int_mode_for_mode.
778         (spu_convert_move): Likewise.
779         * lower-subreg.c (resolve_simple_move): Likewise.
781 2017-09-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
783         PR target/81833
784         * config/rs6000/altivec.md (altivec_vsum2sws): Convert from a
785         define_insn to a define_expand.
786         (altivec_vsum2sws_direct): New define_insn.
787         (altivec_vsumsws): Convert from a define_insn to a define_expand.
789 2017-09-05  Wilco Dijkstra  <wdijkstr@arm.com>
791         * config/arm/arm.c (arm_option_params_internal): Improve setting of
792         max_insns_skipped.
794 2017-09-05  H.J. Lu  <hongjiu.lu@intel.com>
796         PR target/59501
797         PR target/81624
798         PR target/81769
799         * config/i386/i386.c (ix86_finalize_stack_frame_flags): Don't
800         realign stack if stack alignment needed is less than incoming
801         stack boundary.
803 2017-09-05  Marek Polacek  <polacek@redhat.com>
805         PR sanitizer/82072
806         * convert.c (convert_to_integer_1) <case NEGATE_EXPR>: Move the ubsan
807         check earlier.
809 2017-09-05  Wilco Dijkstra  <wdijkstr@arm.com>
811         * explow.c (get_dynamic_stack_size): Improve dynamic alignment.
813 2017-09-05  Richard Biener  <rguenther@suse.de>
815         PR tree-optimization/82084
816         * fold-const.c (can_native_encode_string_p): Handle wide characters.
818 2017-09-05  Richard Biener  <rguenther@suse.de>
820         PR tree-optimization/82102
821         * tree-ssa-pre.c (fini_eliminate): Check if lhs is NULL.
823 2017-09-05  Martin Liska  <mliska@suse.cz>
825         PR tree-optimization/82032
826         * tree-cfg.c (generate_range_test): New function.
827         * tree-cfg.h (generate_range_test): Declared here.
828         * tree-cfgcleanup.c (convert_single_case_switch): New function.
829         (cleanup_control_expr_graph): Use it.
830         * tree-switch-conversion.c (try_switch_expansion): Remove
831         assert.
832         (emit_case_nodes): Use generate_range_test.
834 2017-09-04  Uros Bizjak  <ubizjak@gmail.com>
836         PR target/82098
837         * config/i386/i386.md (*<btsc><mode>_mask): Add
838         TARGET_USE_BT to insn constraint.
839         (*btr<mode>_mask): Ditto.
841 2017-09-04  Wilco Dijkstra  <wdijkstr@arm.com>
843         * config/arm/arm.c (arm_legitimate_index_p): Add comment.
844         (thumb2_legitimate_index_p): Use correct range for DI/DF mode.
846 2017-09-04  Bernd Edlinger  <bernd.edlinger@hotmail.de>
848         PR target/77308
849         * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Split early except for
850         TARGET_NEON and TARGET_IWMMXT.
851         (anddi3, iordi3, xordi3, one_cmpldi2): Split while expanding except for
852         TARGET_NEON and TARGET_IWMMXT.
853         (*one_cmpldi2_insn): Moved the body of one_cmpldi2 here.
855 2017-09-04  Uros Bizjak  <ubizjak@gmail.com>
857         * config/i386/i386-protos.h (ix86_tls_address_pattern_p) New prototype.
858         (ix86_rewrite_tls_address): Ditto.
859         * config/i386/i386.c (ix86_tls_address_pattern_p) New function.
860         (ix86_rewrite_tls_address_1): Ditto.
861         (ix86_rewrite_tls_address): Ditto.
862         * config/i386/predicates.md (tls_address_pattern): New predicate.
863         * config/i386/i386.md (TLS address splitter): New splitter.
865 2017-09-04  Richard Biener  <rguenther@suse.de>
867         PR tree-optimization/82084
868         * fold-const.h (can_native_encode_string_p): Declare.
869         * fold-const.c (can_native_encode_string_p): Factor out from ...
870         (native_encode_string): ... here.
871         * tree-vect-stmts.c (vectorizable_store): Call it to avoid
872         vectorizing stores from constants we later cannot handle.
874 2017-09-04  Marek Polacek  <polacek@redhat.com>
876         PR c/81783
877         * doc/invoke.texi: Update -Wtautological-compare documentation.
879 2017-09-04  Jeff Law  <law@redhat.com>
881         PR tree-optimization/64910
882         * tree-ssa-reassoc.c (reassociate_bb): For bitwise binary ops,
883         swap the first and last operand if the last is a constant.
885 2017-09-04  Marek Polacek  <polacek@redhat.com>
887         PR sanitizer/82072
888         * convert.c (do_narrow): When sanitizing signed integer overflows,
889         bail out for signed types.
890         (convert_to_integer_1) <case NEGATE_EXPR>: Likewise.
892 2017-09-04  Richard Biener  <rguenther@suse.de>
894         PR tree-optimization/82060
895         * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
896         Move devirtualization after stmt folding and before EH/AB/noreturn
897         cleanup to get the stmt refs canonicalized.  Use a bool instead
898         of gimple_modified_p since that doesn't work for NOPs.  Schedule
899         NOPs generated by folding for removal.
901 2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>
902             Alan Hayward  <alan.hayward@arm.com>
903             David Sherwood  <david.sherwood@arm.com>
905         * coretypes.h (pad_direction): New enum.
906         * defaults.h (DEFAULT_FUNCTION_ARG_PADDING): Delete.
907         (FUNCTION_ARG_PADDING): Likewise.
908         * target.def (function_arg_padding): New hook.
909         * targhooks.h (default_function_arg_padding): Declare.
910         * targhooks.c (default_function_arg_padding): New function.
911         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Replace with...
912         (TARGET_FUNCTION_ARG_PADDING): ...this.
913         * doc/tm.texi: Regenerate.
914         * calls.c (store_unaligned_arguments_into_pseudos): Use pad_direction
915         instead of direction.
916         (compute_argument_addresses): Likewise.
917         (load_register_parameters): Likewise.
918         (emit_library_call_value_1): Likewise.
919         (store_one_arg): Use targetm.calls.function_arg_padding instead
920         of FUNCTION_ARG_PADDING.
921         (must_pass_in_stack_var_size_or_pad): Likewise.
922         * expr.c (emit_group_load_1): Use pad_direction instead of direction.
923         (emit_group_store): Likewise.
924         (emit_single_push_insn_1): Use targetm.calls.function_arg_padding
925         instead of FUNCTION_ARG_PADDING.
926         (emit_push_insn): Likewise, and propagate enum change throughout
927         function.
928         * function.h (direction): Delete.
929         (locate_and_pad_arg_data::where_pad): Use pad_direction instead
930         of direction.
931         * function.c (assign_parm_find_stack_rtl): Likewise.
932         (assign_parm_setup_block_p): Likewise.
933         (assign_parm_setup_block): Likewise.
934         (gimplify_parameters): Likewise.
935         (locate_and_pad_parm): Use targetm.calls.function_arg_padding
936         instead of FUNCTION_ARG_PADDING, and propagate enum change throughout
937         function.
938         * config/aarch64/aarch64.h (FUNCTION_ARG_PADDING): Delete.
939         (BLOCK_REG_PADDING): Use pad_direction instead of direction.
940         * config/aarch64/aarch64-protos.h (aarch64_pad_arg_upward): Delete.
941         * config/aarch64/aarch64.c (aarch64_pad_arg_upward): Replace with...
942         (aarch64_function_arg_padding): ...this new function.
943         (aarch64_gimplify_va_arg_expr): Use pad_direction instead of direction.
944         (TARGET_FUNCTION_ARG_PADDING): Redefine.
945         * config/arm/arm.h (FUNCTION_ARG_PADDING): Delete.
946         (BLOCK_REG_PADDING): Use pad_direction instead of direction.
947         * config/arm/arm-protos.h (arm_pad_arg_upward): Delete.
948         * config/arm/arm.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
949         (arm_pad_arg_upward): Replace with...
950         (arm_function_arg_padding): ...this new function.
951         * config/c6x/c6x.h (BLOCK_REG_PADDING): Use pad_direction instead
952         of direction.
953         * config/ia64/hpux.h (FUNCTION_ARG_PADDING): Delete.
954         * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): Delete.
955         * config/ia64/ia64.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
956         (ia64_hpux_function_arg_padding): Replace with...
957         (ia64_function_arg_padding): ...this new function.  Use pad_direction
958         instead of direction.  Check for TARGET_HPUX.
959         * config/iq2000/iq2000.h (FUNCTION_ARG_PADDING): Delete.
960         * config/iq2000/iq2000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
961         (iq2000_function_arg_padding): New function.
962         * config/mips/mips-protos.h (mips_pad_arg_upward): Delete.
963         * config/mips/mips.c (mips_pad_arg_upward): Replace with...
964         (mips_function_arg_padding): ...this new function.
965         (mips_pad_reg_upward): Update accordingly.
966         (TARGET_FUNCTION_ARG_PADDING): Redefine.
967         * config/mips/mips.h (PAD_VARARGS_DOWN): Use
968         targetm.calls.function_arg_padding.
969         (FUNCTION_ARG_PADDING): Delete.
970         (BLOCK_REG_PADDING): Use pad_direction instead of direction.
971         * config/nios2/nios2.h (FUNCTION_ARG_PADDING): Delete.
972         (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
973         * config/nios2/nios2-protos.h (nios2_function_arg_padding): Delete.
974         (nios2_block_reg_padding): Return pad_direction instead of direction.
975         * config/nios2/nios2.c (nios2_block_reg_padding): Return pad_direction
976         instead of direction.
977         (nios2_function_arg_padding): Likewise.  Make static.
978         (TARGET_FUNCTION_ARG_PADDING): Redefine.
979         * config/pa/pa.h (FUNCTION_ARG_PADDING): Delete.
980         (BLOCK_REG_PADDING): Use targetm.calls.function_arg_padding.
981         * config/pa/pa-protos.h (pa_function_arg_padding): Delete.
982         * config/pa/pa.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
983         (pa_function_arg_padding): Make static.  Return pad_direction instead
984         of direction.
985         * config/powerpcspe/powerpcspe.h (FUNCTION_ARG_PADDING): Delete.
986         (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
987         * config/powerpcspe/aix.h (BLOCK_REG_PADDING): Use pad_direction
988         instead of direction.  Use targetm.calls.function_arg_padding.
989         * config/powerpcspe/darwin.h (BLOCK_REG_PADDING): Likewise.
990         * config/powerpcspe/freebsd64.h (BLOCK_REG_PADDING): Likewise.
991         * config/powerpcspe/linux64.h (BLOCK_REG_PADDING): Likewise.
992         * config/powerpcspe/powerpcspe-protos.h (function_arg_padding): Delete.
993         * config/powerpcspe/powerpcspe.c (TARGET_FUNCTION_ARG_PADDING):
994         Redefine.
995         (function_arg_padding): Rename to...
996         (rs6000_function_arg_padding): ...this.  Make static.  Return
997         pad_direction instead of direction.
998         (rs6000_return_in_msb): Use rs6000_function_arg_padding.
999         * config/rs6000/rs6000.h (FUNCTION_ARG_PADDING): Delete.
1000         (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding.
1001         * config/rs6000/aix.h (BLOCK_REG_PADDING): Use pad_direction
1002         instead of direction.  Use targetm.calls.function_arg_padding.
1003         * config/rs6000/darwin.h (BLOCK_REG_PADDING): Likewise.
1004         * config/rs6000/freebsd64.h (BLOCK_REG_PADDING): Likewise.
1005         * config/rs6000/linux64.h (BLOCK_REG_PADDING): Likewise.
1006         * config/rs6000/rs6000-protos.h (function_arg_padding): Delete.
1007         * config/rs6000/rs6000.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
1008         (function_arg_padding): Rename to...
1009         (rs6000_function_arg_padding): ...this.  Make static.  Return
1010         pad_direction instead of direction.
1011         (rs6000_return_in_msb): Use rs6000_function_arg_padding.
1012         * config/s390/s390.h (FUNCTION_ARG_PADDING): Delete.
1013         * config/s390/s390.c (s390_function_arg_padding): New function.
1014         (TARGET_FUNCTION_ARG_PADDING): Redefine.
1015         * config/sparc/sparc.h (FUNCTION_ARG_PADDING): Delete.
1016         * config/sparc/sparc-protos.h (function_arg_padding): Delete.
1017         * config/sparc/sparc.c (TARGET_FUNCTION_ARG_PADDING): Redefine.
1018         (function_arg_padding): Rename to...
1019         (sparc_function_arg_padding): ...this.  Make static.  Return
1020         pad_direction instead of direction.
1021         * config/spu/spu.h (FUNCTION_ARG_PADDING): Delete.
1022         * config/spu/spu.c (spu_function_arg_padding): New function.
1023         (TARGET_FUNCTION_ARG_PADDING): Redefine.
1024         * system.h (FUNCTION_ARG_PADDING): Poison.
1026 2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>
1027             Alan Hayward  <alan.hayward@arm.com>
1028             David Sherwood  <david.sherwood@arm.com>
1030         * target.def (modes_tieable_p): New hook.
1031         * doc/tm.texi (MODES_TIEABLE_P): Replace with...
1032         (TARGET_MODES_TIEABLE_P): ...this.
1033         * doc/tm.texi.in: Regenerate.
1034         * hooks.h (hook_bool_mode_mode_true): Declare.
1035         * hooks.c (hook_bool_mode_mode_true): New function.
1036         * combine.c (subst): Use targetm.modes_tieable_p instead of
1037         MODES_TIEABLE_P.
1038         * dse.c (find_shift_sequence): Likewise.
1039         * expmed.c (extract_low_bits): Likewise.
1040         * lower-subreg.c: Include target.h.
1041         (find_decomposable_subregs): Use targetm.modes_tieable_p instead of
1042         MODES_TIEABLE_P.
1043         * rtlanal.c (rtx_cost): Likewise.
1044         * config/aarch64/aarch64.h (MODES_TIEABLE_P): Delete.
1045         * config/aarch64/aarch64-protos.h (aarch64_modes_tieable_p): Delete.
1046         * config/aarch64/aarch64.c (aarch64_modes_tieable_p): Make static.
1047         (TARGET_MODES_TIEABLE_P): Redefine.
1048         * config/alpha/alpha.h (MODES_TIEABLE_P): Delete.
1049         * config/alpha/alpha.c (alpha_modes_tieable_p): New function.
1050         (TARGET_MODES_TIEABLE_P): Redefine.
1051         * config/arc/arc.h (MODES_TIEABLE_P): Delete.
1052         * config/arc/arc.c (TARGET_MODES_TIEABLE_P): Redefine.
1053         (arc_modes_tieable_p): New function.
1054         * config/arm/arm.h (MODES_TIEABLE_P): Delete.
1055         * config/arm/arm-protos.h (arm_modes_tieable_p): Delete.
1056         * config/arm/arm.c (TARGET_MODES_TIEABLE_P): Redefine.
1057         (arm_modes_tieable_p): Make static.
1058         * config/avr/avr.h (MODES_TIEABLE_P): Delete.
1059         * config/bfin/bfin.h (MODES_TIEABLE_P): Delete.
1060         * config/bfin/bfin.c (bfin_modes_tieable_p): New function.
1061         (TARGET_MODES_TIEABLE_P): Redefine.
1062         * config/c6x/c6x.h (MODES_TIEABLE_P): Delete.
1063         * config/c6x/c6x.c (c6x_modes_tieable_p): New function.
1064         (TARGET_MODES_TIEABLE_P): Redefine.
1065         * config/cr16/cr16.h (MODES_TIEABLE_P): Delete.
1066         * config/cr16/cr16.c (TARGET_MODES_TIEABLE_P): Redefine.
1067         (cr16_modes_tieable_p): New function.
1068         * config/cris/cris.h (MODES_TIEABLE_P): Delete.
1069         * config/epiphany/epiphany.h (MODES_TIEABLE_P): Delete.
1070         * config/fr30/fr30.h (MODES_TIEABLE_P): Delete.
1071         (TRULY_NOOP_TRUNCATION): Update comment.
1072         * config/frv/frv.h (MODES_TIEABLE_P): Delete.
1073         (TRULY_NOOP_TRUNCATION): Update comment.
1074         * config/frv/frv.c (TARGET_MODES_TIEABLE_P): Redefine.
1075         (frv_modes_tieable_p): New function.
1076         * config/ft32/ft32.h (MODES_TIEABLE_P): Delete.
1077         * config/h8300/h8300.h (MODES_TIEABLE_P): Delete.
1078         * config/h8300/h8300.c (h8300_modes_tieable_p): New function.
1079         (TARGET_MODES_TIEABLE_P): Redefine.
1080         * config/i386/i386.h (MODES_TIEABLE_P): Delete.
1081         * config/i386/i386-protos.h (ix86_modes_tieable_p): Delete.
1082         * config/i386/i386.c (ix86_modes_tieable_p): Make static.
1083         (TARGET_MODES_TIEABLE_P): Redefine.
1084         * config/ia64/ia64.h (MODES_TIEABLE_P): Delete.
1085         * config/ia64/ia64.c (TARGET_MODES_TIEABLE_P): Redefine.
1086         (ia64_modes_tieable_p): New function.
1087         * config/iq2000/iq2000.h (MODES_TIEABLE_P): Delete.
1088         * config/iq2000/iq2000.c (TARGET_MODES_TIEABLE_P): Redefine.
1089         (iq2000_modes_tieable_p): New function.
1090         * config/lm32/lm32.h (MODES_TIEABLE_P): Delete.
1091         * config/lm32/lm32.c (TARGET_MODES_TIEABLE_P): Redefine.
1092         (lm32_modes_tieable_p): New function.
1093         * config/m32c/m32c.h (MODES_TIEABLE_P): Delete.
1094         * config/m32c/m32c-protos.h (m32c_modes_tieable_p): Delete.
1095         * config/m32c/m32c.c (m32c_modes_tieable_p): Make static.
1096         (TARGET_MODES_TIEABLE_P): Redefine.
1097         * config/m32r/m32r.h (MODES_TIEABLE_P): Delete.
1098         * config/m32r/m32r.c (TARGET_MODES_TIEABLE_P): Redefine.
1099         (m32r_modes_tieable_p): New function.
1100         * config/m68k/m68k.h (MODES_TIEABLE_P): Delete.
1101         * config/m68k/m68k.c (TARGET_MODES_TIEABLE_P): Redefine.
1102         (m68k_modes_tieable_p): New function.
1103         * config/mcore/mcore.h (MODES_TIEABLE_P): Delete.
1104         * config/mcore/mcore.c (TARGET_MODES_TIEABLE_P): Redefine.
1105         (mcore_modes_tieable_p): New function.
1106         * config/microblaze/microblaze.h (MODES_TIEABLE_P): Delete.
1107         * config/microblaze/microblaze.c (microblaze_modes_tieable_p): New
1108         function.
1109         (TARGET_MODES_TIEABLE_P): Redefine.
1110         * config/mips/mips.h (MODES_TIEABLE_P): Delete.
1111         * config/mips/mips-protos.h (mips_modes_tieable_p): Delete.
1112         * config/mips/mips.c (mips_modes_tieable_p): Make static.
1113         (TARGET_MODES_TIEABLE_P): Redefine.
1114         * config/mmix/mmix.h (MODES_TIEABLE_P): Delete.
1115         * config/mn10300/mn10300.h (MODES_TIEABLE_P): Delete.
1116         * config/mn10300/mn10300-protos.h (mn10300_modes_tieable): Delete.
1117         * config/mn10300/mn10300.c (mn10300_modes_tieable): Rename to...
1118         (mn10300_modes_tieable_p): ...this and make static.
1119         (TARGET_MODES_TIEABLE_P): Redefine.
1120         * config/moxie/moxie.h (MODES_TIEABLE_P): Delete.
1121         * config/msp430/msp430.h (MODES_TIEABLE_P): Delete.
1122         * config/msp430/msp430-protos.h (msp430_modes_tieable_p): Delete.
1123         * config/msp430/msp430.c (TARGET_MODES_TIEABLE_P): Redefine.
1124         (msp430_modes_tieable_p): Make static.
1125         * config/nds32/nds32.h (MODES_TIEABLE_P): Delete.
1126         * config/nds32/nds32.c (nds32_modes_tieable_p): New function.
1127         (TARGET_MODES_TIEABLE_P): Redefine.
1128         * config/nios2/nios2.h (MODES_TIEABLE_P): Delete.
1129         * config/nvptx/nvptx.h (MODES_TIEABLE_P): Delete.
1130         * config/nvptx/nvptx.c (nvptx_modes_tieable_p): New function.
1131         (TARGET_MODES_TIEABLE_P): Redefine.
1132         * config/pa/pa.h (MODES_TIEABLE_P): Delete.
1133         * config/pa/pa-protos.h (pa_modes_tieable_p): Delete.
1134         * config/pa/pa.c (pa_modes_tieable_p): Make static.
1135         (TARGET_MODES_TIEABLE_P): Redefine.
1136         * config/pdp11/pdp11.h (MODES_TIEABLE_P): Delete.
1137         * config/pdp11/pdp11.c (TARGET_MODES_TIEABLE_P): Redefine.
1138         (pdp11_modes_tieable_p): New function.
1139         * config/powerpcspe/powerpcspe.h (MODES_TIEABLE_P): Delete.
1140         * config/powerpcspe/powerpcspe.c (TARGET_MODES_TIEABLE_P): Redefine.
1141         (rs6000_modes_tieable_p): New function.
1142         (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
1143         * config/powerpcspe/powerpcspe.md: Update comment.
1144         * config/riscv/riscv.h (MODES_TIEABLE_P): Delete.
1145         * config/riscv/riscv.c (riscv_modes_tieable_p): New function.
1146         (TARGET_MODES_TIEABLE_P): Redefine.
1147         * config/rl78/rl78.h (MODES_TIEABLE_P): Delete.
1148         * config/rl78/rl78.c (TARGET_MODES_TIEABLE_P): Redefine.
1149         (rl78_modes_tieable_p): New function.
1150         * config/rs6000/rs6000.h (MODES_TIEABLE_P): Delete.
1151         * config/rs6000/rs6000.c (TARGET_MODES_TIEABLE_P): Redefine.
1152         (rs6000_modes_tieable_p): New function.
1153         (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P.
1154         * config/rs6000/rs6000.md: Update comment.
1155         * config/rx/rx.h (MODES_TIEABLE_P): Delete.
1156         * config/rx/rx.c (rx_modes_tieable_p): New function.
1157         (TARGET_MODES_TIEABLE_P): Redefine.
1158         * config/s390/s390.h (MODES_TIEABLE_P): Delete.
1159         * config/s390/s390.c (s390_modes_tieable_p): New function.
1160         (TARGET_MODES_TIEABLE_P): Redefine.
1161         * config/sh/sh.h (MODES_TIEABLE_P): Delete.
1162         * config/sh/sh.c (TARGET_MODES_TIEABLE_P): Redefine.
1163         (sh_modes_tieable_p): New function.
1164         * config/sparc/sparc.h (MODES_TIEABLE_P): Delete.
1165         * config/sparc/sparc-protos.h (sparc_modes_tieable_p): Delete.
1166         * config/sparc/sparc.c (TARGET_MODES_TIEABLE_P): Redefine.
1167         (sparc_modes_tieable_p): Make static.
1168         * config/spu/spu.h (MODES_TIEABLE_P): Delete.
1169         * config/spu/spu.c (spu_modes_tieable_p): New function.
1170         (TARGET_MODES_TIEABLE_P): Redefine.
1171         * config/stormy16/stormy16.h (MODES_TIEABLE_P): Delete.
1172         * config/stormy16/stormy16.c (xstormy16_modes_tieable_p): New function.
1173         (TARGET_MODES_TIEABLE_P): Redefine.
1174         * config/tilegx/tilegx.h (MODES_TIEABLE_P): Delete.
1175         * config/tilepro/tilepro.h (MODES_TIEABLE_P): Delete.
1176         * config/v850/v850.h (MODES_TIEABLE_P): Delete.
1177         * config/v850/v850.c (v850_modes_tieable_p): New function.
1178         (TARGET_MODES_TIEABLE_P): Redefine.
1179         * config/vax/vax.h (MODES_TIEABLE_P): Delete.
1180         * config/visium/visium.h (MODES_TIEABLE_P): Delete.
1181         * config/visium/visium.c (TARGET_MODES_TIEABLE_P): Redefine.
1182         (visium_modes_tieable_p): New function.
1183         * config/xtensa/xtensa.h (MODES_TIEABLE_P): Delete.
1184         * config/xtensa/xtensa.c (TARGET_MODES_TIEABLE_P): Redefine.
1185         (xtensa_modes_tieable_p): New function.
1186         * system.h (MODES_TIEABLE_P): Poison.
1188 2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>
1189             Alan Hayward  <alan.hayward@arm.com>
1190             David Sherwood  <david.sherwood@arm.com>
1192         * target.def (hard_regno_mode_ok): New hook.
1193         * doc/tm.texi (HARD_REGNO_MODE_OK): Replace with...
1194         (TARGET_HARD_REGNO_MODE_OK): ...this.
1195         * doc/tm.texi.in: Regenerate.
1196         * hooks.h (hook_bool_uint_mode_true): Declare.
1197         * hooks.c (hook_bool_uint_mode_true): New function.
1198         * doc/md.texi: Refer to targetm.hard_regno_mode_ok instead of
1199         HARD_REGNO_MODE_OK.
1200         * genpreds.c (write_insn_preds_c): Add an include of target.h.
1201         * alias.c (init_alias_target): Use targetm.hard_regno_mode_ok
1202         instead of HARD_REGNO_MODE_OK.
1203         * caller-save.c: Include target.h.
1204         (reg_save_code): Use targetm.hard_regno_mode_ok instead of
1205         HARD_REGNO_MODE_OK.
1206         * combine.c (can_combine_p): Likewise.
1207         (combinable_i3pat): Likewise.
1208         (can_change_dest_mode): Likewise.
1209         * expr.c (init_expr_target): Likewise.
1210         (convert_move): Likewise.
1211         (convert_modes): Likewise.
1212         * ira.c (setup_prohibited_class_mode_regs): Likewise.
1213         (setup_prohibited_mode_move_regs): Likewise.
1214         * ira.h (target_ira): Likewise.
1215         * lra-assigns.c (find_hard_regno_for_1): Likewise.
1216         * lra-constraints.c (process_alt_operands): Likewise.
1217         (split_reg): Likewise.
1218         * recog.c (peep2_find_free_register): Likewise.
1219         * ree.c (combine_reaching_defs): Likewise.
1220         * regcprop.c (maybe_mode_change): Likewise.
1221         * reginfo.c (init_reg_sets_1): Likewise.
1222         (choose_hard_reg_mode): Likewise.
1223         (simplifiable_subregs): Likewise.
1224         * regrename.c (check_new_reg_p): Likewise.
1225         * reload.c (find_valid_class): Likewise.
1226         (find_valid_class_1): Likewise.
1227         (reload_inner_reg_of_subreg): Likewise.
1228         (push_reload): Likewise.
1229         (combine_reloads): Likewise.
1230         (find_dummy_reload): Likewise.
1231         (find_reloads): Likewise.
1232         * reload1.c (find_reg): Likewise.
1233         (set_reload_reg): Likewise.
1234         (allocate_reload_reg): Likewise.
1235         (choose_reload_regs): Likewise.
1236         (reload_adjust_reg_for_temp): Likewise.
1237         * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
1238         (simplify_subreg_regno): Likewise.
1239         * sel-sched.c (init_regs_for_mode): Likewise.
1240         * varasm.c (make_decl_rtl): Likewise.
1241         * config/aarch64/aarch64.h (HARD_REGNO_MODE_OK): Delete.
1242         (MODES_TIEABLE_P): Use targetm.hard_regno_mode_ok instead of
1243         HARD_REGNO_MODE_OK.
1244         * config/aarch64/aarch64-protos.h (aarch64_hard_regno_mode_ok): Delete.
1245         * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Make static.
1246         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1247         * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Delete.
1248         * config/alpha/alpha.c (alpha_hard_regno_mode_ok): New function.
1249         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1250         * config/arc/arc.h (arc_hard_regno_mode_ok): Delete.
1251         (arc_mode_class): Delete.
1252         (HARD_REGNO_MODE_OK): Delete.
1253         * config/arc/arc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1254         (arc_hard_regno_mode_ok): Rename old array to...
1255         (arc_hard_regno_mode_ok_modes): ...this.
1256         (arc_conditional_register_usage): Update accordingly.
1257         (arc_mode_class): Make static.
1258         (arc_hard_regno_mode_ok): New function.
1259         * config/arm/arm.h (HARD_REGNO_MODE_OK): Delete.
1260         * config/arm/arm-protos.h (arm_hard_regno_mode_ok): Delete.
1261         * config/arm/arm.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1262         (arm_hard_regno_mode_ok): Make static.
1263         * config/arm/arm.md (movdi): Use targetm.hard_regno_mode_ok instead of
1264         HARD_REGNO_MODE_OK.
1265         * config/avr/avr-protos.h (avr_hard_regno_mode_ok): Delete.
1266         * config/avr/avr.h (HARD_REGNO_MODE_OK): Delete.
1267         * config/avr/avr.c (avr_hard_regno_mode_ok): Make static and
1268         return a bool.
1269         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1270         * config/bfin/bfin-protos.h (hard_regno_mode_ok): Delete.
1271         * config/bfin/bfin.h (HARD_REGNO_MODE_OK): Delete.
1272         * config/bfin/bfin.c (hard_regno_mode_ok): Rename to...
1273         (bfin_hard_regno_mode_ok): ...this.  Make static and return a bool.
1274         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1275         * config/bfin/predicates.md (valid_reg_operand): Use
1276         targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK.
1277         * config/c6x/c6x.h (HARD_REGNO_MODE_OK): Delete.
1278         * config/c6x/c6x.c (c6x_hard_regno_mode_ok): New function.
1279         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1280         * config/cr16/cr16.h (HARD_REGNO_MODE_OK): Delete.
1281         * config/cr16/cr16-protos.h (cr16_hard_regno_mode_ok): Delete.
1282         * config/cr16/cr16.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1283         (cr16_hard_regno_mode_ok): Make static and return a bool.
1284         * config/cris/cris.h (HARD_REGNO_MODE_OK): Delete.
1285         * config/cris/cris.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1286         (cris_hard_regno_mode_ok): New function.
1287         * config/epiphany/epiphany.h (epiphany_hard_regno_mode_ok): Delete.
1288         (epiphany_mode_class): Delete.
1289         (HARD_REGNO_MODE_OK): Delete.
1290         * config/epiphany/epiphany-protos.h (hard_regno_mode_ok): Delete.
1291         * config/epiphany/epiphany.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1292         (hard_regno_mode_ok): Rename to...
1293         (epiphany_hard_regno_mode_ok): ...this.  Make static and return a bool.
1294         * config/fr30/fr30.h (HARD_REGNO_MODE_OK): Delete.
1295         * config/fr30/fr30.md: Refer to targetm.hard_regno_mode_ok instead of
1296         HARD_REGNO_MODE_OK.
1297         * config/frv/frv.h (HARD_REGNO_MODE_OK): Delete.
1298         * config/frv/frv-protos.h (frv_hard_regno_mode_ok): Delete.
1299         * config/frv/frv.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1300         (frv_hard_regno_mode_ok): Make static and return a bool.
1301         * config/frv/frv.md: Refer to targetm.hard_regno_mode_ok instead of
1302         HARD_REGNO_MODE_OK.
1303         * config/ft32/ft32.h (HARD_REGNO_MODE_OK): Delete.
1304         * config/h8300/h8300.h (HARD_REGNO_MODE_OK): Delete.
1305         * config/h8300/h8300-protos.h (h8300_hard_regno_mode_ok): Delete.
1306         * config/h8300/h8300.c (h8300_hard_regno_mode_ok): Make static
1307         and return a bool.
1308         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1309         * config/i386/i386.h (HARD_REGNO_MODE_OK): Delete.
1310         * config/i386/i386-protos.h (ix86_hard_regno_mode_ok): Delete.
1311         * config/i386/i386.c (ix86_hard_regno_mode_ok): Make static and
1312         return a bool.
1313         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1314         * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Delete.
1315         * config/ia64/ia64.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1316         (ia64_hard_regno_mode_ok): New function.
1317         * config/iq2000/iq2000.h (HARD_REGNO_MODE_OK): Delete.
1318         * config/iq2000/iq2000.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1319         (iq2000_hard_regno_mode_ok): New function.
1320         * config/lm32/lm32.h (HARD_REGNO_MODE_OK): Delete.
1321         * config/lm32/lm32.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1322         (lm32_hard_regno_mode_ok): New function.
1323         * config/m32c/m32c.h (HARD_REGNO_MODE_OK): Delete.
1324         * config/m32c/m32c-protos.h (m32c_hard_regno_ok): Delete.
1325         * config/m32c/m32c.c (class_can_hold_mode): Use m32c_hard_regno_mode_ok
1326         instead of HARD_REGNO_MODE_OK.
1327         (m32c_hard_regno_ok): Rename to...
1328         (m32c_hard_regno_mode_ok): ...this.  Make static and return a bool.
1329         (m32c_cannot_change_mode_class): Update accordingly.
1330         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1331         * config/m32r/m32r.h (m32r_hard_regno_mode_ok): Delete.
1332         (m32r_mode_class): Delete.
1333         (HARD_REGNO_MODE_OK): Delete.
1334         * config/m32r/m32r.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1335         (m32r_hard_regno_mode_ok): Rename to...
1336         (m32r_hard_regno_modes): ...this.
1337         (m32r_mode_class): Make static.
1338         (m32r_hard_regno_mode_ok): New function.
1339         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Delete.
1340         * config/m68k/m68k-protos.h (m68k_regno_mode_ok): Delete.
1341         * config/m68k/m68k.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1342         (m68k_hard_regno_mode_ok): Make static.
1343         * config/mcore/mcore.h (HARD_REGNO_MODE_OK): Delete.
1344         * config/mcore/mcore.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1345         (mcore_hard_regno_mode_ok): New function.
1346         * config/microblaze/microblaze.h (microblaze_hard_regno_mode_ok)
1347         (HARD_REGNO_MODE_OK): Delete.
1348         * config/microblaze/microblaze.c (microblaze_hard_regno_mode_ok):
1349         Rename to...
1350         (microblaze_hard_regno_mode_ok_p): ...this and make static.
1351         (microblaze_hard_regno_mode_ok): New function.
1352         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1353         * config/mips/mips.h (HARD_REGNO_MODE_OK): Delete.
1354         (mips_hard_regno_mode_ok): Delete.
1355         * config/mips/mips.c (mips_hard_regno_mode_ok): Rename to...
1356         (mips_hard_regno_mode_ok_p): ...this and make static.
1357         (mips_hard_regno_mode_ok_p): Rename to...
1358         (mips_hard_regno_mode_ok_uncached): ...this.
1359         (mips_hard_regno_mode_ok): New function.
1360         (mips_class_max_nregs): Use mips_hard_regno_mode_ok instead
1361         of HARD_REGNO_MODE_OK.
1362         (mips_option_override): Update after above name changes.
1363         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1364         * config/mmix/mmix.h (HARD_REGNO_MODE_OK): Delete.
1365         * config/mn10300/mn10300.h (HARD_REGNO_MODE_OK): Delete.
1366         * config/mn10300/mn10300-protos.h (mn10300_hard_regno_mode_ok): Delete.
1367         * config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Make static.
1368         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1369         * config/moxie/moxie.h (HARD_REGNO_MODE_OK): Delete.
1370         * config/msp430/msp430.h (HARD_REGNO_MODE_OK): Delete.
1371         * config/msp430/msp430-protos.h (msp430_hard_regno_mode_ok): Delete.
1372         * config/msp430/msp430.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1373         (msp430_hard_regno_mode_ok): Make static and return a bool.
1374         * config/nds32/nds32.h (HARD_REGNO_MODE_OK): Delete.
1375         * config/nds32/nds32-protos.h (nds32_hard_regno_mode_ok): Delete.
1376         * config/nds32/nds32.c (nds32_hard_regno_mode_ok): Make static
1377         and return a bool.
1378         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1379         * config/nios2/nios2.h (HARD_REGNO_MODE_OK): Delete.
1380         * config/nvptx/nvptx.h (HARD_REGNO_MODE_OK): Delete.
1381         * config/pa/pa.h (MODES_TIEABLE_P): Update commentary.
1382         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): Rename to...
1383         (PA_HARD_REGNO_MODE_OK): ...this
1384         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Rename to...
1385         (PA_HARD_REGNO_MODE_OK): ...this.
1386         * config/pa/pa.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1387         (pa_hard_regno_mode_ok): New function.
1388         * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Delete.
1389         * config/pdp11/pdp11.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1390         (pdp11_hard_regno_mode_ok): New function.
1391         * config/powerpcspe/powerpcspe.h (HARD_REGNO_MODE_OK): Delete.
1392         * config/powerpcspe/powerpcspe-protos.h (rs6000_hard_regno_mode_ok_p):
1393         Delete.
1394         * config/powerpcspe/powerpcspe.c (rs6000_hard_regno_mode_ok_p):
1395         Make static.
1396         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1397         (rs6000_hard_regno_mode_ok): Rename to...
1398         (rs6000_hard_regno_mode_ok_uncached): ...this.
1399         (rs6000_init_hard_regno_mode_ok): Update accordingly.
1400         (rs6000_hard_regno_mode_ok): New function.
1401         * config/riscv/riscv.h (HARD_REGNO_MODE_OK): Delete.
1402         * config/riscv/riscv-protos.h (riscv_hard_regno_mode_ok_p): Delete.
1403         * config/riscv/riscv.c (riscv_hard_regno_mode_ok_p): Rename to...
1404         (riscv_hard_regno_mode_ok): ...this and make static.
1405         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1406         * config/rl78/rl78.h (HARD_REGNO_MODE_OK): Delete.
1407         * config/rl78/rl78-protos.h (rl78_hard_regno_mode_ok): Delete.
1408         * config/rl78/rl78.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1409         (rl78_hard_regno_mode_ok): Make static and return bool.
1410         * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Delete.
1411         * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
1412         Delete.
1413         * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): Make static.
1414         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1415         (rs6000_hard_regno_mode_ok): Rename to...
1416         (rs6000_hard_regno_mode_ok_uncached): ...this.
1417         (rs6000_init_hard_regno_mode_ok): Update accordingly.
1418         (rs6000_hard_regno_mode_ok): New function.
1419         * config/rx/rx.h (HARD_REGNO_MODE_OK): Delete.
1420         * config/rx/rx.c (rx_hard_regno_mode_ok): New function.
1421         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1422         * config/s390/s390.h (HARD_REGNO_MODE_OK): Delete.
1423         * config/s390/s390-protos.h (s390_hard_regno_mode_ok): Delete.
1424         * config/s390/s390.c (s390_hard_regno_mode_ok): Make static.
1425         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1426         * config/sh/sh.h (HARD_REGNO_MODE_OK): Delete.
1427         * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Delete.
1428         * config/sh/sh.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1429         (sh_hard_regno_mode_ok): Make static.
1430         * config/sparc/constraints.md: Refer to targetm.hard_regno_mode_ok
1431         instead of HARD_REGNO_MODE_OK.
1432         * config/sparc/sparc.h (hard_regno_mode_classes): Delete.
1433         (sparc_mode_class): Delete.
1434         (HARD_REGNO_MODE_OK): Delete.
1435         * config/sparc/sparc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1436         (hard_regno_mode_classes): Make static.
1437         (sparc_mode_class): Likewise.
1438         (sparc_hard_regno_mode_ok): New function.
1439         * config/spu/spu.h (HARD_REGNO_MODE_OK): Delete.
1440         * config/stormy16/stormy16.h (HARD_REGNO_MODE_OK): Delete.
1441         * config/stormy16/stormy16.c (xstormy16_hard_regno_mode_ok): New
1442         function.
1443         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1444         * config/tilegx/tilegx.h (HARD_REGNO_MODE_OK): Delete.
1445         * config/tilepro/tilepro.h (HARD_REGNO_MODE_OK): Delete.
1446         * config/v850/v850.h (HARD_REGNO_MODE_OK): Delete.
1447         * config/v850/v850.c (v850_hard_regno_mode_ok): New function.
1448         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1449         * config/vax/vax.h (HARD_REGNO_MODE_OK): Delete.
1450         * config/visium/visium.h (HARD_REGNO_MODE_OK): Delete.
1451         * config/visium/visium.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
1452         (visium_hard_regno_mode_ok): New function.
1453         * config/visium/visium.md: Refer to targetm.hard_regno_mode_ok
1454         instead of HARD_REGNO_MODE_OK.
1455         * config/xtensa/xtensa.h (xtensa_hard_regno_mode_ok): Delete.
1456         (HARD_REGNO_MODE_OK): Delete.
1457         * config/xtensa/xtensa.c (xtensa_hard_regno_mode_ok): Rename to...
1458         (xtensa_hard_regno_mode_ok_p): ...this and make static.
1459         (xtensa_option_override): Update accordingly.
1460         (TARGET_HARD_REGNO_MODE_OK): Redefine.
1461         (xtensa_hard_regno_mode_ok): New function.
1462         * system.h (HARD_REGNO_MODE_OK): Poison.
1464 2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>
1465             Alan Hayward  <alan.hayward@arm.com>
1466             David Sherwood  <david.sherwood@arm.com>
1468         * target.def (hard_regno_call_part_clobbered): New hook.
1469         * doc/tm.texi.in (HARD_REGNO_CALL_PART_CLOBBERED): Replace with...
1470         (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): ...this hook.
1471         * doc/tm.texi: Regenerate.
1472         * hooks.h (hook_bool_uint_mode_false): Declare.
1473         * hooks.c (hook_bool_uint_mode_false): New function.
1474         * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
1475         * cselib.c (cselib_process_insn): Use
1476         targetm.hard_regno_call_part_clobbered instead of
1477         HARD_REGNO_CALL_PART_CLOBBERED.
1478         * ira-conflicts.c (ira_build_conflicts): Likewise.
1479         * ira-costs.c (ira_tune_allocno_costs): Likewise.
1480         * lra-constraints.c (need_for_call_save_p): Likewise.
1481         * lra-lives.c: Include target.h.
1482         (check_pseudos_live_through_calls): Use
1483         targetm.hard_regno_call_part_clobbered instead of
1484         HARD_REGNO_CALL_PART_CLOBBERED.
1485         * regcprop.c: Include target.h.
1486         (copyprop_hardreg_forward_1): Use
1487         targetm.hard_regno_call_part_clobbered instead of
1488         HARD_REGNO_CALL_PART_CLOBBERED.
1489         * reginfo.c (choose_hard_reg_mode): Likewise.
1490         * regrename.c (check_new_reg_p): Likewise.
1491         * reload.c (find_equiv_reg): Likewise.
1492         * reload1.c (emit_reload_insns): Likewise.
1493         * sched-deps.c (deps_analyze_insn): Likewise.
1494         * sel-sched.c (init_regs_for_mode): Likewise.
1495         (mark_unavailable_hard_regs): Likewise.
1496         * targhooks.c (default_dwarf_frame_reg_mode): Likewise.
1497         * config/aarch64/aarch64.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
1498         * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
1499         New function.
1500         (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
1501         * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
1502         * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered):
1503         Delete.
1504         * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Make static
1505         and return a bool.
1506         (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
1507         * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
1508         * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): New
1509         function.
1510         (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
1511         * config/mips/mips.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
1512         * config/mips/mips.c (mips_hard_regno_call_part_clobbered): New
1513         function.
1514         (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
1515         * config/powerpcspe/powerpcspe.h (HARD_REGNO_CALL_PART_CLOBBERED):
1516         Delete.
1517         * config/powerpcspe/powerpcspe.c
1518         (rs6000_hard_regno_call_part_clobbered): New function.
1519         (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
1520         * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
1521         * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
1522         New function.
1523         (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
1524         * config/s390/s390.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
1525         * config/s390/s390.c (s390_hard_regno_call_part_clobbered): New
1526         function.
1527         (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
1528         * config/sh/sh.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
1529         * system.h (HARD_REGNO_CALL_PART_CLOBBERED): Poison.
1531 2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>
1532             Alan Hayward  <alan.hayward@arm.com>
1533             David Sherwood  <david.sherwood@arm.com>
1535         * rtl.h (subreg_memory_offset): Declare.
1536         * emit-rtl.c (subreg_memory_offset): New function.
1537         * expmed.c (store_bit_field_1): Use it.
1538         * expr.c (undefined_operand_subword_p): Likewise.
1539         * simplify-rtx.c (simplify_subreg): Likewise.
1541 2017-09-04  Alexander Monakov  <amonakov@ispras.ru>
1543         PR rtl-optimization/57448
1544         PR target/67458
1545         PR target/81316
1546         * optabs.c (expand_atomic_load): Place compiler memory barriers if
1547         using atomic_load pattern.
1548         (expand_atomic_store): Likewise.
1550 2017-09-04  Jakub Jelinek  <jakub@redhat.com>
1552         PR sanitizer/81981
1553         * gimple-fold.c (gimple_fold_call): Optimize away useless UBSAN_PTR
1554         and UBSAN_BOUNDS internal calls.  Clean up IFN_UBSAN_OBJECT_SIZE
1555         handling.  Use replace_call_with_value with NULL instead of
1556         gsi_replace, unlink_stmt_vdef and release_defs.
1558         * gdbhooks.py (OptMachineModePrinter.to_string): Use 8 spaces
1559         instead of tab.
1561         * lra-remat.c (reg_overlap_for_remat_p): Fix a pasto.
1563 2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>
1565         PR bootstrap/82045
1566         * rtl.h (emit_library_call_value_1): Declare.
1567         (emit_library_call): Replace declaration with a series of overloads.
1568         Remove the parameter count argument.
1569         (emit_library_call_value): Likewise.
1570         * calls.c (emit_library_call_value_1): Make global.  Replace varargs
1571         with an "rtx_mode_t *".
1572         (emit_library_call_value): Delete.
1573         (emit_library_call): Likewise.
1574         * asan.c (asan_emit_stack_protection): Update calls accordingly.
1575         (asan_emit_allocas_unpoison): Likewise.
1576         * builtins.c (expand_builtin_powi): Likewise.
1577         (expand_asan_emit_allocas_unpoison): Likewise.
1578         * cfgexpand.c (expand_main_function): Likewise.
1579         * config/aarch64/aarch64.c (aarch64_trampoline_init): Likewise.
1580         * config/aarch64/aarch64.h (PROFILE_HOOK): Likewise.
1581         * config/alpha/alpha.c (alpha_trampoline_init): Likewise.
1582         * config/arm/arm.c (arm_trampoline_init): Likewise.
1583         (arm_call_tls_get_addr): Likewise.
1584         (arm_expand_divmod_libfunc): Likewise.
1585         * config/bfin/bfin.md (umulsi3_highpart): Likewise.
1586         (smulsi3_highpart): Likewise.
1587         * config/c6x/c6x.c (c6x_initialize_trampoline): Likewise.
1588         (c6x_expand_compare): Likewise.
1589         (c6x_expand_movmem): Likewise.
1590         * config/frv/frv.c (frv_trampoline_init): Likewise.
1591         * config/i386/i386.c (ix86_trampoline_init): Likewise.
1592         (ix86_expand_divmod_libfunc): Likewise.
1593         * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
1594         (ia64_expand_compare): Likewise.
1595         (ia64_profile_hook): Likewise.
1596         * config/ia64/ia64.md (save_stack_nonlocal): Likewise.
1597         (nonlocal_goto): Likewise.
1598         (restore_stack_nonlocal): Likewise.
1599         * config/m32r/m32r.c (block_move_call): Likewise.
1600         (m32r_trampoline_init): Likewise.
1601         * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
1602         * config/m68k/m68k.c (m68k_call_tls_get_addr): Likewise.
1603         (m68k_call_m68k_read_tp): Likewise.
1604         * config/microblaze/microblaze.c (microblaze_call_tls_get_addr)
1605         (microblaze_expand_divide): Likewise.
1606         * config/mips/mips.h (mips_args): Likewise.
1607         * config/mips/sdemtk.h (mips_sync_icache): Likewise.
1608         (MIPS_ICACHE_SYNC): Likewise.
1609         * config/nios2/nios2.c (nios2_emit_expensive_div): Likewise.
1610         (nios2_trampoline_init): Likewise.
1611         * config/pa/pa.c (hppa_tls_call): Likewise.
1612         (pa_trampoline_init): Likewise.
1613         * config/pa/pa.md (canonicalize_funcptr_for_compare): Likewise.
1614         * config/powerpcspe/powerpcspe.c (rs6000_legitimize_tls_address)
1615         (expand_strn_compare): Likewise.
1616         (rs6000_generate_compare): Likewise.
1617         (rs6000_expand_float128_convert): Likewise.
1618         (output_profile_hook): Likewise.
1619         (rs6000_trampoline_init): Likewise.
1620         * config/powerpcspe/powerpcspe.md (neg<mode>2): Likewise.
1621         * config/riscv/riscv.h (PROFILE_HOOK): Likewise.
1622         * config/rs6000/rs6000-string.c (expand_strn_compare): Likewise.
1623         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
1624         (rs6000_generate_compare): Likewise.
1625         (rs6000_expand_float128_convert): Likewise.
1626         (output_profile_hook): Likewise.
1627         (rs6000_trampoline_init): Likewise.
1628         * config/rs6000/rs6000.md (neg<mode>2): Likewise.
1629         * config/sh/sh.c (sh_trampoline_init): Likewise.
1630         * config/sparc/sparc.c (emit_soft_tfmode_libcall): Likewise.
1631         (sparc_emit_float_lib_cmp): Likewise.
1632         (sparc32_initialize_trampoline): Likewise.
1633         (sparc64_initialize_trampoline): Likewise.
1634         (sparc_profile_hook): Likewise.
1635         * config/spu/spu.c (ea_load_store): Likewise.
1636         * config/spu/spu.md (floatunssidf2): Likewise.
1637         * config/tilegx/tilegx.c (tilegx_trampoline_init): Likewise.
1638         * config/tilepro/tilepro.c (tilepro_trampoline_init): Likewise.
1639         * config/visium/visium.c (expand_block_move_4): Likewise.
1640         (expand_block_move_2): Likewise.
1641         (expand_block_move_1): Likewise.
1642         (expand_block_set_4): Likewise.
1643         (expand_block_set_2): Likewise.
1644         (expand_block_set_1): Likewise.
1645         (visium_trampoline_init): Likewise.
1646         (visium_profile_hook): Likewise.
1647         * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Likewise.
1648         (xtensa_setup_frame_addresses): Likewise.
1649         (xtensa_trampoline_init): Likewise.
1650         * except.c (sjlj_emit_function_enter): Likewise.
1651         (sjlj_emit_function_exit): Likewise.
1652         * explow.c (allocate_dynamic_stack_space): Likewise.
1653         (probe_stack_range): Likewise.
1654         * expr.c (convert_mode_scalar): Likewise.
1655         * optabs.c (expand_binop): Likewise.
1656         (expand_twoval_binop_libfunc): Likewise.
1657         (expand_unop): Likewise.
1658         (prepare_cmp_insn): Likewise.
1659         (prepare_float_lib_cmp): Likewise.
1660         (expand_float): Likewise.
1661         (expand_fix): Likewise.
1662         (expand_fixed_convert): Likewise.
1663         (maybe_emit_sync_lock_test_and_set): Likewise.
1664         (expand_atomic_compare_and_swap): Likewise.
1665         (expand_mem_thread_fence): Likewise.
1666         (expand_atomic_fetch_op): Likewise.
1668 2017-09-03  Gerald Pfeifer  <gerald@pfeifer.com>
1670         * doc/generic.texi (OpenACC): Adjust URL.
1671         * doc/invoke.texi (C Dialect Options): Ditto.
1673 2017-09-03  Uros Bizjak  <ubizjak@gmail.com>
1675         * config/i386/i386.md (*bt<mode>): Use nonimmediate_operand
1676         predicate for operand 1.  Add (m,<S>) constraint.
1677         (*jcc_bt<mode>): Use nonimmediate_operand predicate for operand 1.
1678         Prevent memory operand 1 with register operand 2.
1680 2017-09-01  Segher Boessenkool  <segher@kernel.crashing.org>
1682         PR rtl-optimization/82024
1683         * combine.c (try_combine): If the combination result is a PARALLEL,
1684         and we only need to retain the SET in there that would be placed
1685         at I2, check that we can place that at I3 instead, before doing so.
1687 2017-09-01  Jakub Jelinek  <jakub@redhat.com>
1689         PR target/81766
1690         * config/i386/i386.c (ix86_init_large_pic_reg): Return label
1691         instead of void.
1692         (ix86_init_pic_reg): Remember label from ix86_init_large_pic_reg,
1693         if non-NULL and preceded by NOTE_INSN_BASIC_BLOCK, swap the note
1694         and label.
1696 2017-09-01  Joerg Sonnenberger  <joerg@bec.de>
1697             Jeff Law  <law@redhat.com>
1699         * varasm.c (bss_initializer_p): Do not put constants into .bss
1700         (categorize_decl_for_section): Handle bss_initializer_p returning
1701         false when DECL_INITIAL is NULL.
1703 2017-09-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1705         PR target/82012
1706         * config/s390/s390.c (s390_can_inline_p): New function.
1708 2017-09-01  Jeff Law  <law@redhat.com>
1710         PR tree-optimization/82052
1711         * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
1712         Always initialize the returned slot after a hash table miss
1713         when INSERT is true.
1715 2017-09-01  Alexander Monakov  <amonakov@ispras.ru>
1717         * config/s390/s390.md (mem_signal_fence): Remove.
1718         * doc/md.texi (mem_signal_fence): Remove.
1719         * optabs.c (expand_mem_signal_fence): Remove uses of mem_signal_fence.
1720         Update comments.
1721         * target-insns.def (mem_signal_fence): Remove.
1723 2017-09-01  Jakub Jelinek  <jakub@redhat.com>
1725         PR sanitizer/81902
1726         * doc/invoke.texi: Document -fsanitize=pointer-overflow.
1728         PR sanitizer/81923
1729         * asan.c (create_odr_indicator): Strip name encoding from assembler
1730         name before appending it after __odr_asan_.
1732 2017-09-01  Martin Liska  <mliska@suse.cz>
1734         PR tree-optimization/82059
1735         * gimple-ssa-isolate-paths.c (isolate_path): Add profile and
1736         frequency only when an edge is redirected.
1738 2017-09-01  Claudiu Zissulescu  <claziss@synopsys.com>
1740         * config/arc/arc-c.c (__ARC_LPC_WIDTH__): Add builtin define.
1741         * config/arc/arc.c (ARC_MAX_LOOP_LENGTH): Define.
1742         (arc_conditional_register_usage): Remove ARC600 lp_count
1743         exception.
1744         (arc_file_start): Emit Tag_ARC_CPU_variation.
1745         (arc_can_use_doloop_p): New conditions to use ZOLs.
1746         (hwloop_fail): New function.
1747         (hwloop_optimize): Likewise.
1748         (hwloop_pattern_reg): Likewise.
1749         (arc_doloop_hooks): New struct, to be used with reorg_loops.
1750         (arc_reorg_loops): New function, calls reorg_loops.
1751         (arc_reorg): Call arc_reorg_loops.  Remove old ZOL handling.
1752         (arc600_corereg_hazard): Remove ZOL checking, case handled by
1753         hwloop_optimize.
1754         (arc_loop_hazard): Remove function, functionality moved into
1755         hwloop_optimize.
1756         (arc_hazard): Remove arc_loop_hazard call.
1757         (arc_adjust_insn_length): Remove ZOL handling, functionality moved
1758         into hwloop_optimize.
1759         (arc_label_align): Remove ZOL handling.
1760         * config/arc/arc.h (LOOP_ALIGN): Changed to 0.
1761         * config/arc/arc.md (doloop_begin): Remove pattern.
1762         (doloop_begin_i): Likewise.
1763         (doloop_end_i): Likewise.
1764         (doloop_fallback): Likewise.
1765         (doloop_fallback_m): Likewise.
1766         (doloop_end): Reimplement expand.
1767         (arc_lp): New pattern for LP instruction.
1768         (loop_end): New pattern.
1769         (loop_fail): Likewise.
1770         (decrement_and_branch_until_zero): Likewise.
1771         * config/arc/arc.opt (mlpc-width): New option.
1772         * doc/invoke.texi (mlpc-width): Document option.
1774 2017-09-01  Claudiu Zissulescu  <claziss@synopsys.com>
1776         * config/arc/arc.c (arc_ifcvt): Remove use of merge_blocks call.
1777         (arc_ccfsm_advance): Fix checking for delay slots.
1778         (arc_reorg): Add rtl dump after each call to arc_ifcvt.
1780 2017-09-01  Claudiu Zissulescu  <claziss@synopsys.com>
1782         * config/arc/arc.md (movqi_insn): Add stores to save constant long
1783         immediates.
1784         (movhi_insn): Update store instruction constraint which are saving
1785         6-bit short immediates.
1786         (movsi_insn): Consider also short scaled load operations.
1787         (zero_extendhisi2_i): Use Usd constraint instead of T.
1788         (extendhisi2_i): Add q constraint.
1789         (arc_clzsi2): Add type and length attributes.
1790         (arc_ctzsi2): Likewise.
1791         * config/arc/constraints.md (Usc): Update constraint, the
1792         assembler can parse two relocations for a single instruction.
1794 2017-09-01  Claudiu Zissulescu  <claziss@synopsys.com>
1796         * config/arc/arc.c (arc_use_anchors_for_symbol_p): New function.
1797         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
1799 2017-08-31  Olivier Hainque  <hainque@adacore.com>
1801         * config.gcc (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now
1802         match as powerpc-wrs-vxworks*.
1804 2017-08-31  James Greenhalgh  <james.greenhalgh@arm.com>
1806         * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): Fix
1807         register constraint for by-element operand.
1808         (aarch64_mls_elt_merge<mode>): Likewise.
1810 2017-08-31  Claudiu Zissulescu  <claziss@synopsys.com>
1812         * config/arc/arc.c (arc_can_follow_jump): Check for short
1813         branches.
1815 2017-08-31  Claudiu Zissulescu  <claziss@synopsys.com>
1817         * config.gcc: Use g.opt for arc.
1818         * config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted,
1819         functionality moved to ...
1820         (legitimate_scaled_address_p): New function, ...here.
1821         (LEGITIMATE_SMALL_DATA_OFFSET_P): New define.
1822         (LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define.
1823         (legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET
1824         condition.
1825         (arc_override_options): Handle G option.
1826         (arc_output_pic_addr_const): Correct function definition.
1827         (arc_legitimate_address_p): Use legitimate_scaled_address_p.
1828         (arc_decl_anon_ns_mem_p): Delete.
1829         (arc_in_small_data_p): Overhaul this function to take into
1830         consideration the value given via G option.
1831         (arc_rewrite_small_data_1): Renamed and corrected old
1832         arc_rewrite_small_data function.
1833         (arc_rewrite_small_data): New function.
1834         (small_data_pattern): Don't use pic_offset_table_rtx.
1835         * config/arc/arc.h (CC1_SPEC): Recognize G option.
1836         * config/arc/simdext.md (movmisalignv2hi): Use
1837         prepare_move_operands function.
1838         (mov*): Likewise.
1839         (movmisalign*): Likewise.
1840         * doc/invoke.texi (ARC options): Document -G option.
1842 2017-08-31  Claudiu Zissulescu  <claziss@synopsys.com>
1844         * config/arc/arc-protos.h (compact_sda_memory_operand): Update
1845         prototype.
1846         * config/arc/arc.c (arc_print_operand): Output scalled address for
1847         sdata whenever is possible.
1848         (arc_in_small_data_p): Allow sdata for 64bit datum when double
1849         load/stores are available.
1850         (compact_sda_memory_operand): Check for the alignment required by
1851         code density instructions.
1852         * config/arc/arc.md (movsi_insn): Use newly introduced Us0
1853         constraint.
1854         * config/arc/constraints.md (Usd): Update constraint.
1855         (Us0): New constraint.
1856         (Usc): Update constraint.
1858 2017-08-31  Richard Biener  <rguenther@suse.de>
1860         PR middle-end/82054
1861         * dwarf2out.c (dwarf2out_early_global_decl): Process each
1862         function only once.
1864 2017-08-31  Tamar Christina  <tamar.christina@arm.com>
1866         * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
1867         Resize type_signature.
1869 2017-08-31  Richard Sandiford  <richard.sandiford@linaro.org>
1870             Alan Hayward  <alan.hayward@arm.com>
1871             David Sherwood  <david.sherwood@arm.com>
1873         * config/aarch64/aarch64.c (aarch64_base_register_rtx_p): Only allow
1874         subregs whose inner modes can be stored in GPRs.
1875         (aarch64_classify_index): Likewise.
1877 2017-08-31  Richard Sandiford  <richard.sandiford@linaro.org>
1878             Alan Hayward  <alan.hayward@arm.com>
1879             David Sherwood  <david.sherwood@arm.com>
1881         * config/aarch64/iterators.md (V_cmp_result): Rename to...
1882         (V_INT_EQUIV): ...this.
1883         (v_cmp_result): Rename to...
1884         (v_int_equiv): ...this.
1885         * config/aarch64/aarch64.md (xorsign<mode>3): Update accordingly.
1886         * config/aarch64/aarch64-simd.md (xorsign<mode>3): Likewise.
1887         (copysign<mode>3): Likewise.
1888         (aarch64_simd_bsl<mode>_internal): Likewise.
1889         (aarch64_simd_bsl<mode>): Likewise.
1890         (vec_cmp<mode><mode>): Likewise.
1891         (vcond<mode><mode>): Likewise.
1892         (vcond<v_cmp_mixed><mode>): Likewise.
1893         (vcondu<mode><v_cmp_mixed>): Likewise.
1894         (aarch64_cm<optab><mode>): Likewise.
1895         (aarch64_cmtst<mode>): Likewise.
1896         (aarch64_fac<optab><mode>): Likewise.
1897         (vec_perm_const<mode>): Likewise.
1898         (vcond_mask_<mode><v_cmp_result>): Rename to...
1899         (vcond_mask_<mode><v_int_equiv>): ...this.
1900         (vec_cmp<mode><v_cmp_result>): Rename to...
1901         (vec_cmp<mode><v_int_equiv>): ...this.
1903 2017-08-31  Richard Sandiford  <richard.sandiford@linaro.org>
1904             Alan Hayward  <alan.hayward@arm.com>
1905             David Sherwood  <david.sherwood@arm.com>
1907         * config/aarch64/aarch64-modes.def: Remove 32-, 48- and 64-byte
1908         vector modes.
1909         * config/aarch64/iterators.md (VRL2, VRL3, VRL4): Delete.
1910         * config/aarch64/aarch64.md (UNSPEC_LD2_DREG, UNSPEC_LD3_DREG)
1911         (UNSPEC_LD4_DREG): New unspecs.
1912         * config/aarch64/aarch64-simd.md (aarch64_ld2<mode>_dreg_le)
1913         (aarch64_ld2<mode>_dreg_be): Replace with...
1914         (aarch64_ld2<mode>_dreg): ...this pattern and use the new DREG
1915         unspec.
1916         (aarch64_ld3<mode>_dreg_le)
1917         (aarch64_ld3<mode>_dreg_be): Replace with...
1918         (aarch64_ld3<mode>_dreg): ...this pattern and use the new DREG
1919         unspec.
1920         (aarch64_ld4<mode>_dreg_le)
1921         (aarch64_ld4<mode>_dreg_be): Replace with...
1922         (aarch64_ld4<mode>_dreg): ...this pattern and use the new DREG
1923         unspec.
1925 2017-08-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1927         PR tree-optimization/81987
1928         * gimple-ssa-strength-reduction.c (insert_initializers): Don't
1929         insert an initializer in a location not dominated by the stride
1930         definition.
1932 2017-08-30  Eric Botcazou  <ebotcazou@adacore.com>
1934         * tree-eh.c (lower_try_finally_switch): Set the location of the finally
1935         on the entire header of the finally block in the fallthru case.
1937 2017-08-30  Eric Botcazou  <ebotcazou@adacore.com>
1939         * varasm.c (decode_addr_const): Deal with INDIRECT_REF <INTEGER_CST>.
1941 2017-08-30  Pat Haugen  <pthaugen@us.ibm.com>
1943         * config/rs6000/rs6000.c (rs6000_emit_prologue_move_from_cr): Rename from
1944         rs6000_emit_move_from_cr and call renamed function.
1945         (rs6000_emit_prologue): Call renamed functions.
1946         * config/rs6000/rs6000.md (prologue_movesi_from_cr): Rename from
1947         movesi_from_cr, remove volatile CRs.
1949 2017-08-30  Jon Beniston  <jon@beniston.com>
1950             Richard Biener  <rguenther@suse.de>
1952         * tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
1953         of VECTOR_MODE_P check.
1954         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
1955         element vector types.
1957 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1959         * df.h (df_read_modify_subreg_p): Remove in favor of...
1960         * rtl.h (read_modify_subreg_p): ...this new function.  Take a
1961         const_rtx instead of an rtx.
1962         * cprop.c (local_cprop_find_used_regs): Update accordingly.
1963         * df-problems.c (df_word_lr_mark_ref): Likewise.
1964         * ira-lives.c (mark_pseudo_reg_live): Likewise.
1965         (mark_pseudo_reg_dead): Likewise.
1966         (mark_ref_dead): Likewise.
1967         * reginfo.c (init_subregs_of_mode): Likewise.
1968         * sched-deps.c (sched_analyze_1): Likewise.
1969         * df-scan.c (df_def_record_1): Likewise.
1970         (df_uses_record): Likewise.
1971         (df_read_modify_subreg_p): Remove in favor of...
1972         * rtlanal.c (read_modify_subreg_p): ...this new function.  Take a
1973         const_rtx instead of an rtx.
1975 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1976             Alan Hayward  <alan.hayward@arm.com>
1977             David Sherwood  <david.sherwood@arm.com>
1979         * rtl.h (partial_subreg_p): New function.
1980         * caller-save.c (save_call_clobbered_regs): Use it.
1981         * calls.c (expand_call): Likewise.
1982         * combine.c (combinable_i3pat): Likewise.
1983         (simplify_set): Likewise.
1984         (make_extraction): Likewise.
1985         (make_compound_operation_int): Likewise.
1986         (gen_lowpart_or_truncate): Likewise.
1987         (force_to_mode): Likewise.
1988         (make_field_assignment): Likewise.
1989         (reg_truncated_to_mode): Likewise.
1990         (record_truncated_value): Likewise.
1991         (move_deaths): Likewise.
1992         * cse.c (record_jump_cond): Likewise.
1993         (cse_insn): Likewise.
1994         * cselib.c (cselib_lookup_1): Likewise.
1995         * expmed.c (extract_bit_field_using_extv): Likewise.
1996         * function.c (assign_parm_setup_reg): Likewise.
1997         * ifcvt.c (noce_convert_multiple_sets): Likewise.
1998         * ira-build.c (create_insn_allocnos): Likewise.
1999         * lra-coalesce.c (merge_pseudos): Likewise.
2000         * lra-constraints.c (match_reload): Likewise.
2001         (simplify_operand_subreg): Likewise.
2002         (curr_insn_transform): Likewise.
2003         * lra-lives.c (process_bb_lives): Likewise.
2004         * lra.c (new_insn_reg): Likewise.
2005         (lra_substitute_pseudo): Likewise.
2006         * regcprop.c (mode_change_ok): Likewise.
2007         (maybe_mode_change): Likewise.
2008         (copyprop_hardreg_forward_1): Likewise.
2009         * reload.c (push_reload): Likewise.
2010         (find_reloads): Likewise.
2011         (find_reloads_subreg_address): Likewise.
2012         * reload1.c (alter_reg): Likewise.
2013         (eliminate_regs_1): Likewise.
2014         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2016 2017-08-30  David Edelsohn  <dje.gcc@gmail.com>
2018         * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Revert
2019         back to if statements, including unpack.
2021 2017-08-30  Martin Liska  <mliska@suse.cz>
2023         PR inline-asm/82001
2024         * ipa-icf-gimple.c (func_checker::compare_tree_list_operand):
2025         Rename to ...
2026         (func_checker::compare_asm_inputs_outputs): ... this function.
2027         (func_checker::compare_gimple_asm): Use the function to compare
2028         also ASM constrains.
2029         * ipa-icf-gimple.h: Rename the function.
2031 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2032             Alan Hayward  <alan.hayward@arm.com>
2033             David Sherwood  <david.sherwood@arm.com>
2035         * coretypes.h (complex_mode): New type.
2036         * gdbhooks.py (build_pretty_printer): Handle it.
2037         * machmode.h (complex_mode): New class.
2038         (complex_mode::includes_p): New function.
2039         (is_complex_int_mode): Likewise.
2040         (is_complex_float_mode): Likewise.
2041         * genmodes.c (get_mode_class): Handle complex mode classes.
2042         * function.c (expand_function_end): Use is_complex_int_mode.
2044 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2045             Alan Hayward  <alan.hayward@arm.com>
2046             David Sherwood  <david.sherwood@arm.com>
2048         * coretypes.h (scalar_mode_pod): New typedef.
2049         * gdbhooks.py (build_pretty_printer): Handle it.
2050         * machmode.h (gt_ggc_mx, gt_pch_nx): New functions.
2051         * fixed-value.h (fixed_value::mode): Change type to scalar_mode_pod.
2052         * fold-const.c (fold_convert_const_int_from_fixed): Use scalar_mode.
2053         * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields): Use
2054         as_a <scalar_mode>.
2056 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2057             Alan Hayward  <alan.hayward@arm.com>
2058             David Sherwood  <david.sherwood@arm.com>
2060         * machmode.h (mode_for_vector): Take a scalar_mode instead
2061         of a machine_mode.
2062         * stor-layout.c (mode_for_vector): Likewise.
2063         * explow.c (promote_mode): Use as_a <scalar_mode>.
2064         * sdbout.c (sdbout_parms): Use is_a <scalar_mode>.
2066 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2067             Alan Hayward  <alan.hayward@arm.com>
2068             David Sherwood  <david.sherwood@arm.com>
2070         * target.def (preferred_simd_mode): Take a scalar_mode
2071         instead of a machine_mode.
2072         * targhooks.h (default_preferred_simd_mode): Likewise.
2073         * targhooks.c (default_preferred_simd_mode): Likewise.
2074         * config/arc/arc.c (arc_preferred_simd_mode): Likewise.
2075         * config/arm/arm.c (arm_preferred_simd_mode): Likewise.
2076         * config/c6x/c6x.c (c6x_preferred_simd_mode): Likewise.
2077         * config/epiphany/epiphany.c (epiphany_preferred_simd_mode): Likewise.
2078         * config/i386/i386.c (ix86_preferred_simd_mode): Likewise.
2079         * config/mips/mips.c (mips_preferred_simd_mode): Likewise.
2080         * config/nvptx/nvptx.c (nvptx_preferred_simd_mode): Likewise.
2081         * config/powerpcspe/powerpcspe.c (rs6000_preferred_simd_mode):
2082         Likewise.
2083         * config/rs6000/rs6000.c (rs6000_preferred_simd_mode): Likewise.
2084         * config/s390/s390.c (s390_preferred_simd_mode): Likewise.
2085         * config/sparc/sparc.c (sparc_preferred_simd_mode): Likewise.
2086         * config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Likewise.
2087         (aarch64_simd_scalar_immediate_valid_for_move): Update accordingly.
2088         * doc/tm.texi: Regenerate.
2089         * optabs-query.c (can_vec_mask_load_store_p): Return false for
2090         non-scalar modes.
2092 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2093             Alan Hayward  <alan.hayward@arm.com>
2094             David Sherwood  <david.sherwood@arm.com>
2096         * target.def (scalar_mode_supported_p): Take a scalar_mode
2097         instead of a machine_mode.
2098         * targhooks.h (default_scalar_mode_supported_p): Likewise.
2099         * targhooks.c (default_scalar_mode_supported_p): Likewise.
2100         * config/aarch64/aarch64.c (aarch64_scalar_mode_supported_p): Likewise.
2101         * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
2102         * config/arm/arm.c (arm_scalar_mode_supported_p): Likewise.
2103         * config/avr/avr.c (avr_scalar_mode_supported_p): Likewise.
2104         * config/c6x/c6x.c (c6x_scalar_mode_supported_p): Likewise.
2105         * config/i386/i386.c (ix86_scalar_mode_supported_p): Likewise.
2106         * config/ia64/ia64.c (ia64_scalar_mode_supported_p): Likewise.
2107         * config/mips/mips.c (mips_scalar_mode_supported_p): Likewise.
2108         * config/msp430/msp430.c (msp430_scalar_mode_supported_p): Likewise.
2109         * config/pa/pa.c (pa_scalar_mode_supported_p): Likewise.
2110         * config/pdp11/pdp11.c (pdp11_scalar_mode_supported_p): Likewise.
2111         * config/powerpcspe/powerpcspe.c (rs6000_scalar_mode_supported_p):
2112         Likewise.
2113         * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Likewise.
2114         * config/s390/s390.c (s390_scalar_mode_supported_p): Likewise.
2115         * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
2116         * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
2117         * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p):
2118         Likewise.
2119         * doc/tm.texi: Regenerate.
2121 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2122             Alan Hayward  <alan.hayward@arm.com>
2123             David Sherwood  <david.sherwood@arm.com>
2125         * coretypes.h (opt_scalar_mode): New typedef.
2126         * gdbhooks.py (build_pretty_printers): Handle it.
2127         * machmode.h (mode_iterator::get_2xwider): Add overload for
2128         opt_mode<T>.
2129         * emit-rtl.c (init_emit_once): Use opt_scalar_mode when iterating
2130         over scalar modes.
2131         * expr.c (convert_mode_scalar): Likewise.
2132         * omp-low.c (omp_clause_aligned_alignment): Likewise.
2133         * optabs.c (expand_float): Likewise.
2134         (expand_fix): Likewise.
2135         * tree-vect-stmts.c (vectorizable_conversion): Likewise.
2137 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2138             Alan Hayward  <alan.hayward@arm.com>
2139             David Sherwood  <david.sherwood@arm.com>
2141         * optabs.c (expand_float): Explicitly check for scalars before
2142         using a branching expansion.
2143         (expand_fix): Likewise.
2145 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2146             Alan Hayward  <alan.hayward@arm.com>
2147             David Sherwood  <david.sherwood@arm.com>
2149         * expr.c (convert_mode): Split scalar handling out into...
2150         (convert_mode_scalar): ...this new function.  Treat the modes
2151         as scalar_modes.
2153 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2154             Alan Hayward  <alan.hayward@arm.com>
2155             David Sherwood  <david.sherwood@arm.com>
2157         * omp-expand.c (expand_omp_atomic): Use is_int_mode, is_float_mode
2158         and scalar_mode.
2159         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Likewise.
2161 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2162             Alan Hayward  <alan.hayward@arm.com>
2163             David Sherwood  <david.sherwood@arm.com>
2165         * fixed-value.h (fixed_from_double_int): Take a scalar_mode
2166         rather than a machine_mode.
2167         (fixed_from_string): Likewise.
2168         (fixed_convert): Likewise.
2169         (fixed_convert_from_int): Likewise.
2170         (fixed_convert_from_real): Likewise.
2171         (real_convert_from_fixed): Likewise.
2172         * fixed-value.c (fixed_from_double_int): Likewise.
2173         (fixed_from_string): Likewise.
2174         (fixed_convert): Likewise.
2175         (fixed_convert_from_int): Likewise.
2176         (fixed_convert_from_real): Likewise.
2177         (real_convert_from_fixed): Likewise.
2178         * config/avr/avr.c (avr_out_round): Use as_a <scalar_mode>.
2180 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2181             Alan Hayward  <alan.hayward@arm.com>
2182             David Sherwood  <david.sherwood@arm.com>
2184         * emit-rtl.c (immed_double_const): Use is_a <scalar_mode> instead
2185         of separate mode class checks.  Do not allow vector modes here.
2186         (immed_wide_int_const): Use as_a <scalar_mode>.
2187         * explow.c (trunc_int_for_mode): Likewise.
2188         * rtl.h (wi::int_traits<rtx_mode_t>::get_precision): Likewise.
2189         (wi::shwi): Likewise.
2190         (wi::min_value): Likewise.
2191         (wi::max_value): Likewise.
2192         * dwarf2out.c (loc_descriptor): Likewise.
2193         * simplify-rtx.c (simplify_immed_subreg): Fix rtx_mode_t argument
2194         for CONST_WIDE_INT.
2196 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2197             Alan Hayward  <alan.hayward@arm.com>
2198             David Sherwood  <david.sherwood@arm.com>
2200         * tree.h (SCALAR_TYPE_MODE): New macro.
2201         * expr.c (expand_expr_addr_expr_1): Use it.
2202         (expand_expr_real_2): Likewise.
2203         * fold-const.c (fold_convert_const_fixed_from_fixed): Likeise.
2204         (fold_convert_const_fixed_from_int): Likewise.
2205         (fold_convert_const_fixed_from_real): Likewise.
2206         (native_encode_fixed): Likewise
2207         (native_encode_complex): Likewise
2208         (native_encode_vector): Likewise.
2209         (native_interpret_fixed): Likewise.
2210         (native_interpret_real): Likewise.
2211         (native_interpret_complex): Likewise.
2212         (native_interpret_vector): Likewise.
2213         * omp-simd-clone.c (simd_clone_adjust_return_type): Likewise.
2214         (simd_clone_adjust_argument_types): Likewise.
2215         (simd_clone_init_simd_arrays): Likewise.
2216         (simd_clone_adjust): Likewise.
2217         * stor-layout.c (layout_type): Likewise.
2218         * tree.c (build_minus_one_cst): Likewise.
2219         * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
2220         * tree-inline.c (estimate_move_cost): Likewise.
2221         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Likewise.
2222         * tree-vect-loop.c (vect_create_epilog_for_reduction): Likewise.
2223         (vectorizable_reduction): Likewise.
2224         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
2225         (vect_recog_mixed_size_cond_pattern): Likewise.
2226         (check_bool_pattern): Likewise.
2227         (adjust_bool_pattern): Likewise.
2228         (search_type_for_mask_1): Likewise.
2229         * tree-vect-slp.c (vect_schedule_slp_instance): Likewise.
2230         * tree-vect-stmts.c (vectorizable_conversion): Likewise.
2231         (vectorizable_load): Likewise.
2232         (vectorizable_store): Likewise.
2233         * ubsan.c (ubsan_encode_value): Likewise.
2234         * varasm.c (output_constant): Likewise.
2236 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2237             Alan Hayward  <alan.hayward@arm.com>
2238             David Sherwood  <david.sherwood@arm.com>
2240         * coretypes.h (scalar_mode): New class.
2241         * machmode.h (scalar_mode): Likewise.
2242         (scalar_mode::includes_p): New function.
2243         (mode_to_inner): Return a scalar_mode rather than a machine_mode.
2244         * gdbhooks.py (build_pretty_printers): Handle scalar_mode.
2245         * genmodes.c (get_mode_class): Handle remaining scalar modes.
2246         * cfgexpand.c (expand_debug_expr): Use scalar_mode.
2247         * expmed.c (store_bit_field_1): Likewise.
2248         (extract_bit_field_1): Likewise.
2249         * expr.c (write_complex_part): Likewise.
2250         (read_complex_part): Likewise.
2251         (emit_move_complex_push): Likewise.
2252         (expand_expr_real_2): Likewise.
2253         * function.c (assign_parm_setup_reg): Likewise.
2254         (assign_parms_unsplit_complex): Likewise.
2255         * optabs.c (expand_binop): Likewise.
2256         * rtlanal.c (subreg_get_info): Likewise.
2257         * simplify-rtx.c (simplify_immed_subreg): Likewise.
2258         * varasm.c (output_constant_pool_2): Likewise.
2260 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2261             Alan Hayward  <alan.hayward@arm.com>
2262             David Sherwood  <david.sherwood@arm.com>
2264         * expmed.c (extract_high_half): Use scalar_int_mode and remove
2265         assertion.
2266         (expmed_mult_highpart_optab): Likewise.
2267         (expmed_mult_highpart): Likewise.
2269 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2270             Alan Hayward  <alan.hayward@arm.com>
2271             David Sherwood  <david.sherwood@arm.com>
2273         * builtins.h (builtin_strncpy_read_str): Take a scalar_int_mode
2274         instead of a machine_mode.
2275         (builtin_memset_read_str): Likewise.
2276         * builtins.c (c_readstr): Likewise.
2277         (builtin_memcpy_read_str): Likewise.
2278         (builtin_strncpy_read_str): Likewise.
2279         (builtin_memset_read_str): Likewise.
2280         (builtin_memset_gen_str): Likewise.
2281         (expand_builtin_signbit): Use scalar_int_mode for local variables.
2282         * cfgexpand.c (convert_debug_memory_address): Take a scalar_int_mode
2283         instead of a machine_mode.
2284         * combine.c (simplify_if_then_else): Use scalar_int_mode for local
2285         variables.
2286         (make_extraction): Likewise.
2287         (try_widen_shift_mode): Take and return scalar_int_modes instead
2288         of machine_modes.
2289         * config/aarch64/aarch64.c (aarch64_libgcc_cmp_return_mode): Return
2290         a scalar_int_mode instead of a machine_mode.
2291         * config/avr/avr.c (avr_addr_space_address_mode): Likewise.
2292         (avr_addr_space_pointer_mode): Likewise.
2293         * config/cr16/cr16.c (cr16_unwind_word_mode): Likewise.
2294         * config/msp430/msp430.c (msp430_addr_space_pointer_mode): Likewise.
2295         (msp430_unwind_word_mode): Likewise.
2296         * config/spu/spu.c (spu_unwind_word_mode): Likewise.
2297         (spu_addr_space_pointer_mode): Likewise.
2298         (spu_addr_space_address_mode): Likewise.
2299         (spu_libgcc_cmp_return_mode): Likewise.
2300         (spu_libgcc_shift_count_mode): Likewise.
2301         * config/rl78/rl78.c (rl78_addr_space_address_mode): Likewise.
2302         (rl78_addr_space_pointer_mode): Likewise.
2303         (fl78_unwind_word_mode): Likewise.
2304         (rl78_valid_pointer_mode): Take a scalar_int_mode instead of a
2305         machine_mode.
2306         * config/alpha/alpha.c (vms_valid_pointer_mode): Likewise.
2307         * config/ia64/ia64.c (ia64_vms_valid_pointer_mode): Likewise.
2308         * config/mips/mips.c (mips_mode_rep_extended): Likewise.
2309         (mips_valid_pointer_mode): Likewise.
2310         * config/tilegx/tilegx.c (tilegx_mode_rep_extended): Likewise.
2311         * config/ft32/ft32.c (ft32_valid_pointer_mode): Likewise.
2312         (ft32_addr_space_pointer_mode): Return a scalar_int_mode instead
2313         of a machine_mode.
2314         (ft32_addr_space_address_mode): Likewise.
2315         * config/m32c/m32c.c (m32c_valid_pointer_mode): Take a
2316         scalar_int_mode instead of a machine_mode.
2317         (m32c_addr_space_pointer_mode): Return a scalar_int_mode instead
2318         of a machine_mode.
2319         (m32c_addr_space_address_mode): Likewise.
2320         * config/powerpcspe/powerpcspe.c (rs6000_abi_word_mode): Likewise.
2321         (rs6000_eh_return_filter_mode): Likewise.
2322         * config/rs6000/rs6000.c (rs6000_abi_word_mode): Likewise.
2323         (rs6000_eh_return_filter_mode): Likewise.
2324         * config/s390/s390.c (s390_libgcc_cmp_return_mode): Likewise.
2325         (s390_libgcc_shift_count_mode): Likewise.
2326         (s390_unwind_word_mode): Likewise.
2327         (s390_valid_pointer_mode): Take a scalar_int_mode rather than a
2328         machine_mode.
2329         * target.def (mode_rep_extended): Likewise.
2330         (valid_pointer_mode): Likewise.
2331         (addr_space.valid_pointer_mode): Likewise.
2332         (eh_return_filter_mode): Return a scalar_int_mode rather than
2333         a machine_mode.
2334         (libgcc_cmp_return_mode): Likewise.
2335         (libgcc_shift_count_mode): Likewise.
2336         (unwind_word_mode): Likewise.
2337         (addr_space.pointer_mode): Likewise.
2338         (addr_space.address_mode): Likewise.
2339         * doc/tm.texi: Regenerate.
2340         * dojump.c (prefer_and_bit_test): Take a scalar_int_mode rather than
2341         a machine_mode.
2342         (do_jump): Use scalar_int_mode for local variables.
2343         * dwarf2cfi.c (init_return_column_size): Take a scalar_int_mode
2344         rather than a machine_mode.
2345         * dwarf2out.c (convert_descriptor_to_mode): Likewise.
2346         (scompare_loc_descriptor_wide): Likewise.
2347         (scompare_loc_descriptor_narrow): Likewise.
2348         * emit-rtl.c (adjust_address_1): Use scalar_int_mode for local
2349         variables.
2350         * except.c (sjlj_emit_dispatch_table): Likewise.
2351         (expand_builtin_eh_copy_values): Likewise.
2352         * explow.c (convert_memory_address_addr_space_1): Likewise.
2353         Take a scalar_int_mode rather than a machine_mode.
2354         (convert_memory_address_addr_space): Take a scalar_int_mode rather
2355         than a machine_mode.
2356         (memory_address_addr_space): Use scalar_int_mode for local variables.
2357         * expmed.h (expand_mult_highpart_adjust): Take a scalar_int_mode
2358         rather than a machine_mode.
2359         * expmed.c (mask_rtx): Likewise.
2360         (init_expmed_one_conv): Likewise.
2361         (expand_mult_highpart_adjust): Likewise.
2362         (extract_high_half): Likewise.
2363         (expmed_mult_highpart_optab): Likewise.
2364         (expmed_mult_highpart): Likewise.
2365         (expand_smod_pow2): Likewise.
2366         (expand_sdiv_pow2): Likewise.
2367         (emit_store_flag_int): Likewise.
2368         (adjust_bit_field_mem_for_reg): Use scalar_int_mode for local
2369         variables.
2370         (extract_low_bits): Likewise.
2371         * expr.h (by_pieces_constfn): Take a scalar_int_mode rather than
2372         a machine_mode.
2373         * expr.c (pieces_addr::adjust):  Likewise.
2374         (can_store_by_pieces): Likewise.
2375         (store_by_pieces): Likewise.
2376         (clear_by_pieces_1): Likewise.
2377         (expand_expr_addr_expr_1): Likewise.
2378         (expand_expr_addr_expr): Use scalar_int_mode for local variables.
2379         (expand_expr_real_1): Likewise.
2380         (try_casesi): Likewise.
2381         * final.c (shorten_branches): Likewise.
2382         * fold-const.c (fold_convert_const_int_from_fixed): Change the
2383         type of "mode" to machine_mode.
2384         * internal-fn.c (expand_arith_overflow_result_store): Take a
2385         scalar_int_mode rather than a machine_mode.
2386         (expand_mul_overflow): Use scalar_int_mode for local variables.
2387         * loop-doloop.c (doloop_modify): Likewise.
2388         (doloop_optimize): Likewise.
2389         * optabs.c (expand_subword_shift): Take a scalar_int_mode rather
2390         than a machine_mode.
2391         (expand_doubleword_shift_condmove): Likewise.
2392         (expand_doubleword_shift): Likewise.
2393         (expand_doubleword_clz): Likewise.
2394         (expand_doubleword_popcount): Likewise.
2395         (expand_doubleword_parity): Likewise.
2396         (expand_absneg_bit): Use scalar_int_mode for local variables.
2397         (prepare_float_lib_cmp): Likewise.
2398         * rtl.h (convert_memory_address_addr_space_1): Take a scalar_int_mode
2399         rather than a machine_mode.
2400         (convert_memory_address_addr_space): Likewise.
2401         (get_mode_bounds): Likewise.
2402         (get_address_mode): Return a scalar_int_mode rather than a
2403         machine_mode.
2404         * rtlanal.c (get_address_mode): Likewise.
2405         * stor-layout.c (get_mode_bounds): Take a scalar_int_mode rather
2406         than a machine_mode.
2407         * targhooks.c (default_mode_rep_extended): Likewise.
2408         (default_valid_pointer_mode): Likewise.
2409         (default_addr_space_valid_pointer_mode): Likewise.
2410         (default_eh_return_filter_mode): Return a scalar_int_mode rather
2411         than a machine_mode.
2412         (default_libgcc_cmp_return_mode): Likewise.
2413         (default_libgcc_shift_count_mode): Likewise.
2414         (default_unwind_word_mode): Likewise.
2415         (default_addr_space_pointer_mode): Likewise.
2416         (default_addr_space_address_mode): Likewise.
2417         * targhooks.h (default_eh_return_filter_mode): Likewise.
2418         (default_libgcc_cmp_return_mode): Likewise.
2419         (default_libgcc_shift_count_mode): Likewise.
2420         (default_unwind_word_mode): Likewise.
2421         (default_addr_space_pointer_mode): Likewise.
2422         (default_addr_space_address_mode): Likewise.
2423         (default_mode_rep_extended): Take a scalar_int_mode rather than
2424         a machine_mode.
2425         (default_valid_pointer_mode): Likewise.
2426         (default_addr_space_valid_pointer_mode): Likewise.
2427         * tree-ssa-address.c (addr_for_mem_ref): Use scalar_int_mode for
2428         local variables.
2429         * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Take a scalar_int_mode
2430         rather than a machine_mode.
2431         * tree-switch-conversion.c (array_value_type): Use scalar_int_mode
2432         for local variables.
2433         * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
2434         * var-tracking.c (use_narrower_mode): Take a scalar_int_mode rather
2435         than a machine_mode.
2437 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2438             Alan Hayward  <alan.hayward@arm.com>
2439             David Sherwood  <david.sherwood@arm.com>
2441         * dojump.c (do_jump_by_parts_greater_rtx): Change the type of
2442         the mode argument to scalar_int_mode.
2443         (do_jump_by_parts_zero_rtx): Likewise.
2444         (do_jump_by_parts_equality_rtx): Likewise.
2445         (do_jump_by_parts_greater): Take a mode argument.
2446         (do_jump_by_parts_equality): Likewise.
2447         (do_jump_1): Update calls accordingly.
2449 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2450             Alan Hayward  <alan.hayward@arm.com>
2451             David Sherwood  <david.sherwood@arm.com>
2453         * is-a.h (safe_dyn_cast): New function.
2454         * rtl.h (rtx_jump_table_data::get_data_mode): New function.
2455         (jump_table_for_label): Likewise.
2456         * final.c (final_addr_vec_align): Take an rtx_jump_table_data *
2457         instead of an rtx_insn *.
2458         (shorten_branches): Use dyn_cast instead of LABEL_P and
2459         JUMP_TABLE_DATA_P.  Use jump_table_for_label and
2460         rtx_jump_table_data::get_data_mode.
2461         (final_scan_insn): Likewise.
2463 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2464             Alan Hayward  <alan.hayward@arm.com>
2465             David Sherwood  <david.sherwood@arm.com>
2467         * combine.c (try_combine): Use is_a <scalar_int_mode> when
2468         trying to combine a full-register integer set with a subreg
2469         integer set.
2471 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2472             Alan Hayward  <alan.hayward@arm.com>
2473             David Sherwood  <david.sherwood@arm.com>
2475         * expr.c (expand_expr_addr_expr): Add a new_tmode local variable
2476         that is always either address_mode or pointer_mode.
2478 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2479             Alan Hayward  <alan.hayward@arm.com>
2480             David Sherwood  <david.sherwood@arm.com>
2482         * expr.c (expand_expr_real_2): Use word_mode instead of innermode
2483         when the two are known to be equal.
2485 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2486             Alan Hayward  <alan.hayward@arm.com>
2487             David Sherwood  <david.sherwood@arm.com>
2489         * simplify-rtx.c (simplify_const_unary_operation): Use
2490         is_a <scalar_int_mode> instead of checking for a nonzero
2491         precision.  Forcibly convert op_mode to a scalar_int_mode
2492         in that case.  More clearly differentiate the operand and
2493         result modes and use the former when deciding what the value
2494         of a count-bits operation should be.  Use is_int_mode instead
2495         of checking for a MODE_INT.  Remove redundant check for whether
2496         this mode has a zero precision.
2498 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2499             Alan Hayward  <alan.hayward@arm.com>
2500             David Sherwood  <david.sherwood@arm.com>
2502         * optabs.c (widen_leading): Change the type of the mode argument
2503         to scalar_int_mode.  Use opt_scalar_int_mode for the mode iterator.
2504         (widen_bswap): Likewise.
2505         (expand_parity): Likewise.
2506         (expand_ctz): Change the type of the mode argument to scalar_int_mode.
2507         (expand_ffs): Likewise.
2508         (epand_unop): Check for scalar integer modes before calling the
2509         above routines.
2511 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2512             Alan Hayward  <alan.hayward@arm.com>
2513             David Sherwood  <david.sherwood@arm.com>
2515         * expr.c (const_scalar_mask_from_tree): Add a mode argument.
2516         Expand commentary.
2517         (expand_expr_real_1): Update call accordingly.
2519 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2520             Alan Hayward  <alan.hayward@arm.com>
2521             David Sherwood  <david.sherwood@arm.com>
2523         * expmed.c (store_bit_field_using_insv): Add op0_mode and
2524         value_mode arguments.  Use scalar_int_mode internally.
2525         (store_bit_field_1): Rename the new integer mode from imode
2526         to op0_mode and use it instead of GET_MODE (op0).  Update calls
2527         to store_split_bit_field, store_bit_field_using_insv and
2528         store_fixed_bit_field.
2529         (store_fixed_bit_field): Add op0_mode and value_mode arguments.
2530         Use scalar_int_mode internally.  Use a bit count rather than a mode
2531         when calculating the largest bit size for get_best_mode.
2532         Update calls to store_split_bit_field and store_fixed_bit_field_1.
2533         (store_fixed_bit_field_1): Add mode and value_mode arguments.
2534         Remove assertion that OP0 has a scalar integer mode.
2535         (store_split_bit_field): Add op0_mode and value_mode arguments.
2536         Update calls to extract_fixed_bit_field.
2537         (extract_bit_field_using_extv): Add an op0_mode argument.
2538         Use scalar_int_mode internally.
2539         (extract_bit_field_1): Rename the new integer mode from imode to
2540         op0_mode and use it instead of GET_MODE (op0).  Update calls to
2541         extract_split_bit_field, extract_bit_field_using_extv and
2542         extract_fixed_bit_field.
2543         (extract_fixed_bit_field): Add an op0_mode argument.  Update calls
2544         to extract_split_bit_field and extract_fixed_bit_field_1.
2545         (extract_fixed_bit_field_1): Add a mode argument.  Remove assertion
2546         that OP0 has a scalar integer mode.  Use as_a <scalar_int_mode>
2547         on the target mode.
2548         (extract_split_bit_field): Add an op0_mode argument.  Update call
2549         to extract_fixed_bit_field.
2551 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2552             Alan Hayward  <alan.hayward@arm.com>
2553             David Sherwood  <david.sherwood@arm.com>
2555         * cse.c (cse_insn): Use opt_scalar_int_mode for the mode iterator.
2556         * explow.c (hard_function_value): Likewise.
2557         * expmed.c (extract_fixed_bit_field_1): Likewise.  Move the
2558         convert_to_mode call outside the loop.
2559         * expr.c (alignment_for_piecewise_move): Use opt_scalar_int_mode
2560         for the mode iterator.  Require the mode specified by max_pieces
2561         to exist.
2562         (emit_block_move_via_movmem): Use opt_scalar_int_mode for the
2563         mode iterator.
2564         (copy_blkmode_to_reg): Likewise.
2565         (set_storage_via_setmem): Likewise.
2566         * optabs.c (prepare_cmp_insn): Likewise.
2567         * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
2568         * stor-layout.c (finish_bitfield_representative): Likewise.
2570 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2571             Alan Hayward  <alan.hayward@arm.com>
2572             David Sherwood  <david.sherwood@arm.com>
2574         * rtl.h (subreg_unpromoted_mode, subreg_promoted_mode): New functions.
2575         * expr.c (convert_move): Use them.
2576         (convert_modes): Likewise.
2577         (store_expr_with_bounds): Likewise.
2579 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2580             Alan Hayward  <alan.hayward@arm.com>
2581             David Sherwood  <david.sherwood@arm.com>
2583         * rtl.h (rtl_hooks::reg_nonzero_bits): Add a scalar_int_mode
2584         parameter for the mode of "x".  Remove the "known_x", "known_mode"
2585         and "known_ret" arguments.  Change the type of the mode argument
2586         to scalar_int_mode.
2587         (rtl_hooks:reg_num_sign_bit_copies): Likewise.
2588         * combine.c (reg_nonzero_bits_for_combine): Update accordingly.
2589         (reg_num_sign_bit_copies_for_combine): Likewise.
2590         * rtlanal.c (nonzero_bits1): Likewise.
2591         (num_sign_bit_copies1): Likewise.
2592         * rtlhooks-def.h (reg_nonzero_bits_general): Likewise.
2593         (reg_num_sign_bit_copies_general): Likewise.
2594         * rtlhooks.c (reg_num_sign_bit_copies_general): Likewise.
2595         (reg_nonzero_bits_general): Likewise.
2597 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2598             Alan Hayward  <alan.hayward@arm.com>
2599             David Sherwood  <david.sherwood@arm.com>
2601         * rtlanal.c (num_sign_bit_copies): Handle VOIDmode here rather
2602         than in subroutines.  Return 1 for non-integer modes.
2603         (cached_num_sign_bit_copies): Change the type of the mode parameter
2604         to scalar_int_mode.
2605         (num_sign_bit_copies1): Likewise.  Remove early exit for other mode
2606         classes.  Handle CONST_INT_P first and then check whether X also
2607         has a scalar integer mode.  Check the same thing for inner registers
2608         of a SUBREG and for values that are being extended or truncated.
2610 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2611             Alan Hayward  <alan.hayward@arm.com>
2612             David Sherwood  <david.sherwood@arm.com>
2614         * rtlanal.c (nonzero_bits): Handle VOIDmode here rather than
2615         in subroutines.  Return the mode mask for non-integer modes.
2616         (cached_nonzero_bits): Change the type of the mode parameter
2617         to scalar_int_mode.
2618         (nonzero_bits1): Likewise.  Remove early exit for other mode
2619         classes.  Handle CONST_INT_P first and then check whether X
2620         also has a scalar integer mode.
2622 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2623             Alan Hayward  <alan.hayward@arm.com>
2624             David Sherwood  <david.sherwood@arm.com>
2626         * expr.c (widest_int_mode_for_size): Make the comment match the code.
2627         Return a scalar_int_mode and assert that the size is greater than
2628         one byte.
2629         (by_pieces_ninsns): Update accordingly and remove VOIDmode handling.
2630         (op_by_pieces_d::op_by_pieces_d): Likewise.
2631         (op_by_pieces_d::run): Likewise.
2632         (can_store_by_pieces): Likewise.
2634 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2635             Alan Hayward  <alan.hayward@arm.com>
2636             David Sherwood  <david.sherwood@arm.com>
2638         * combine.c (extract_left_shift): Add a mode argument and update
2639         recursive calls.
2640         (make_compound_operation_int): Change the type of the mode parameter
2641         to scalar_int_mode and update the call to extract_left_shift.
2643 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2644             Alan Hayward  <alan.hayward@arm.com>
2645             David Sherwood  <david.sherwood@arm.com>
2647         * combine.c (simplify_and_const_int): Change the type of the mode
2648         parameter to scalar_int_mode.
2649         (simplify_and_const_int_1): Likewise.  Update recursive call.
2651 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2652             Alan Hayward  <alan.hayward@arm.com>
2653             David Sherwood  <david.sherwood@arm.com>
2655         * combine.c (simplify_compare_const): Check that the mode is a
2656         scalar_int_mode (rather than VOIDmode) before testing its
2657         precision.
2658         (simplify_comparison): Move COMPARISON_P handling out of the
2659         loop and restrict the latter part of the loop to scalar_int_modes.
2660         Check is_a <scalar_int_mode> before calling HWI_COMPUTABLE_MODE_P
2661         and when considering SUBREG_REGs.  Use is_int_mode instead of
2662         checking GET_MODE_CLASS against MODE_INT.
2664 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2665             Alan Hayward  <alan.hayward@arm.com>
2666             David Sherwood  <david.sherwood@arm.com>
2668         * combine.c (try_widen_shift_mode): Move check for equal modes to...
2669         (simplify_shift_const_1): ...here.  Use scalar_int_mode for
2670         shift_unit_mode and for modes involved in scalar shifts.
2672 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2673             Alan Hayward  <alan.hayward@arm.com>
2674             David Sherwood  <david.sherwood@arm.com>
2676         * combine.c (force_int_to_mode): New function, split out from...
2677         (force_to_mode): ...here.  Keep xmode up-to-date and use it
2678         instead of GET_MODE (x).
2680 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2681             Alan Hayward  <alan.hayward@arm.com>
2682             David Sherwood  <david.sherwood@arm.com>
2684         * optabs-query.h (extraction_insn::struct_mode): Change type to
2685         opt_scalar_int_mode and update comment.
2686         (extraction_insn::field_mode): Change type to scalar_int_mode.
2687         (extraction_insn::pos_mode): Likewise.
2688         * combine.c (make_extraction): Update accordingly.
2689         * optabs-query.c (get_traditional_extraction_insn): Likewise.
2690         (get_optab_extraction_insn): Likewise.
2691         * recog.c (simplify_while_replacing): Likewise.
2692         * expmed.c (narrow_bit_field_mem): Change the type of the mode
2693         parameter to opt_scalar_int_mode.
2695 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2696             Alan Hayward  <alan.hayward@arm.com>
2697             David Sherwood  <david.sherwood@arm.com>
2699         * machmode.h (bit_field_mode_iterator::next_mode): Take a pointer
2700         to a scalar_int_mode instead of a machine_mode.
2701         (bit_field_mode_iterator::m_mode): Change type to opt_scalar_int_mode.
2702         (get_best_mode): Return a boolean and use a pointer argument to store
2703         the selected mode.  Replace the limit mode parameter with a bit limit.
2704         * expmed.c (adjust_bit_field_mem_for_reg): Use scalar_int_mode
2705         for the values returned by bit_field_mode_iterator::next_mode.
2706         (store_bit_field): Update call to get_best_mode.
2707         (store_fixed_bit_field): Likewise.
2708         (extract_fixed_bit_field): Likewise.
2709         * expr.c (optimize_bitfield_assignment_op): Likewise.
2710         * fold-const.c (optimize_bit_field_compare): Likewise.
2711         (fold_truth_andor_1): Likewise.
2712         * stor-layout.c (bit_field_mode_iterator::next_mode): As above.
2713         Update for new type of m_mode.
2714         (get_best_mode): As above.
2716 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2717             Alan Hayward  <alan.hayward@arm.com>
2718             David Sherwood  <david.sherwood@arm.com>
2720         * expmed.c (strict_volatile_bitfield_p): Change the type of fieldmode
2721         to scalar_int_mode.  Remove check for SCALAR_INT_MODE_P.
2722         (store_bit_field): Check is_a <scalar_int_mode> before calling
2723         strict_volatile_bitfield_p.
2724         (extract_bit_field): Likewise.
2726 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2727             Alan Hayward  <alan.hayward@arm.com>
2728             David Sherwood  <david.sherwood@arm.com>
2730         * target.def (cstore_mode): Return a scalar_int_mode.
2731         * doc/tm.texi: Regenerate.
2732         * config/sparc/sparc.c (sparc_cstore_mode): Return a scalar_int_mode.
2733         * targhooks.h (default_cstore_mode): Likewise.
2734         * targhooks.c (default_cstore_mode): Likewise, using a forced
2735         conversion.
2736         * expmed.c (emit_cstore): Expect the target of the cstore to be
2737         a scalar_int_mode.
2739 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2740             Alan Hayward  <alan.hayward@arm.com>
2741             David Sherwood  <david.sherwood@arm.com>
2743         * cfgloop.h (rtx_iv): Change type of extend_mode and mode to
2744         scalar_int_mode.
2745         (niter_desc): Likewise mode.
2746         (iv_analyze): Add a mode parameter.
2747         (biv_p): Likewise.
2748         (iv_analyze_expr): Pass the mode paraeter before the rtx it describes
2749         and change its type to scalar_int_mode.
2750         * loop-iv.c: Update commentary at head of file.
2751         (iv_constant): Pass the mode paraeter before the rtx it describes
2752         and change its type to scalar_int_mode.  Remove VOIDmode handling.
2753         (iv_subreg): Change the type of the mode parameter to scalar_int_mode.
2754         (iv_extend): Likewise.
2755         (shorten_into_mode): Likewise.
2756         (iv_add): Use scalar_int_mode.
2757         (iv_mult): Likewise.
2758         (iv_shift): Likewise.
2759         (canonicalize_iv_subregs): Likewise.
2760         (get_biv_step_1): Pass the outer_mode parameter before the rtx
2761         it describes and change its mode to scalar_int_mode.   Also change
2762         the type of the returned inner_mode to scalar_int_mode.
2763         (get_biv_step): Likewise, turning outer_mode from a pointer
2764         into a direct parameter.  Update call to get_biv_step_1.
2765         (iv_analyze_biv): Add an outer_mode parameter.  Update calls to
2766         iv_constant and get_biv_step.
2767         (iv_analyze_expr): Pass the mode parameter before the rtx it describes
2768         and change its type to scalar_int_mode.  Don't initialise iv->mode
2769         to VOIDmode and remove later checks for its still being VOIDmode.
2770         Update calls to iv_analyze_op and iv_analyze_expr.  Check
2771         is_a <scalar_int_mode> when changing the mode under consideration.
2772         (iv_analyze_def): Ignore registers that don't have a scalar_int_mode.
2773         Update call to iv_analyze_expr.
2774         (iv_analyze_op): Add a mode parameter.  Reject subregs whose
2775         inner register is not also a scalar_int_mode.  Update call to
2776         iv_analyze_biv.
2777         (iv_analyze): Add a mode parameter.  Update call to iv_analyze_op.
2778         (biv_p): Add a mode parameter.  Update call to iv_analyze_biv.
2779         (iv_number_of_iterations): Use is_a <scalar_int_mode> instead of
2780         separate mode class checks.  Update calls to iv_analyze.  Remove
2781         fix-up of VOIDmodes after iv_analyze_biv.
2782         * loop-unroll.c (analyze_iv_to_split_insn): Reject registers that
2783         don't have a scalar_int_mode.  Update call to biv_p.
2785 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2786             Alan Hayward  <alan.hayward@arm.com>
2787             David Sherwood  <david.sherwood@arm.com>
2789         * cfgexpand.c (convert_debug_memory_address): Use
2790         as_a <scalar_int_mode>.
2791         * combine.c (expand_compound_operation): Likewise.
2792         (make_extraction): Likewise.
2793         (change_zero_ext): Likewise.
2794         (simplify_comparison): Likewise.
2795         * cse.c (cse_insn): Likewise.
2796         * dwarf2out.c (minmax_loc_descriptor): Likewise.
2797         (mem_loc_descriptor): Likewise.
2798         (loc_descriptor): Likewise.
2799         * expmed.c (init_expmed_one_mode): Likewise.
2800         (synth_mult): Likewise.
2801         (emit_store_flag_1): Likewise.
2802         (expand_divmod): Likewise.  Use HWI_COMPUTABLE_MODE_P instead
2803         of a comparison with size.
2804         * expr.c (expand_assignment): Use as_a <scalar_int_mode>.
2805         (reduce_to_bit_field_precision): Likewise.
2806         * function.c (expand_function_end): Likewise.
2807         * internal-fn.c (expand_arith_overflow_result_store): Likewise.
2808         * loop-doloop.c (doloop_modify): Likewise.
2809         * optabs.c (expand_binop): Likewise.
2810         (expand_unop): Likewise.
2811         (expand_copysign_absneg): Likewise.
2812         (prepare_cmp_insn): Likewise.
2813         (maybe_legitimize_operand): Likewise.
2814         * recog.c (const_scalar_int_operand): Likewise.
2815         * rtlanal.c (get_address_mode): Likewise.
2816         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2817         (simplify_cond_clz_ctz): Likewise.
2818         * tree-nested.c (get_nl_goto_field): Likewise.
2819         * tree.c (build_vector_type_for_mode): Likewise.
2820         * var-tracking.c (use_narrower_mode): Likewise.
2822 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2823             Alan Hayward  <alan.hayward@arm.com>
2824             David Sherwood  <david.sherwood@arm.com>
2826         * tree.h (SCALAR_INT_TYPE_MODE): New macro.
2827         * builtins.c (expand_builtin_signbit): Use it.
2828         * cfgexpand.c (expand_debug_expr): Likewise.
2829         * dojump.c (do_jump): Likewise.
2830         (do_compare_and_jump): Likewise.
2831         * dwarf2cfi.c (expand_builtin_init_dwarf_reg_sizes): Likewise.
2832         * expmed.c (make_tree): Likewise.
2833         * expr.c (expand_expr_real_2): Likewise.
2834         (expand_expr_real_1): Likewise.
2835         (try_casesi): Likewise.
2836         * fold-const-call.c (fold_const_call_ss): Likewise.
2837         * fold-const.c (unextend): Likewise.
2838         (extract_muldiv_1): Likewise.
2839         (fold_single_bit_test): Likewise.
2840         (native_encode_int): Likewise.
2841         (native_encode_string): Likewise.
2842         (native_interpret_int): Likewise.
2843         * gimple-fold.c (gimple_fold_builtin_memset): Likewise.
2844         * internal-fn.c (expand_addsub_overflow): Likewise.
2845         (expand_neg_overflow): Likewise.
2846         (expand_mul_overflow): Likewise.
2847         (expand_arith_overflow): Likewise.
2848         * match.pd: Likewise.
2849         * stor-layout.c (layout_type): Likewise.
2850         * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
2851         * tree-ssa-math-opts.c (convert_mult_to_widen): Likewise.
2852         * tree-ssanames.c (get_range_info): Likewise.
2853         * tree-switch-conversion.c (array_value_type) Likewise.
2854         * tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise.
2855         (vect_recog_divmod_pattern): Likewise.
2856         (vect_recog_mixed_size_cond_pattern): Likewise.
2857         * tree-vrp.c (extract_range_basic): Likewise.
2858         (simplify_float_conversion_using_ranges): Likewise.
2859         * tree.c (int_fits_type_p): Likewise.
2860         * ubsan.c (instrument_bool_enum_load): Likewise.
2861         * varasm.c (mergeable_string_section): Likewise.
2862         (narrowing_initializer_constant_valid_p): Likewise.
2863         (output_constant): Likewise.
2865 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2866             Alan Hayward  <alan.hayward@arm.com>
2867             David Sherwood  <david.sherwood@arm.com>
2869         * machmode.h (NARROWEST_INT_MODE): New macro.
2870         * expr.c (alignment_for_piecewise_move): Use it instead of
2871         GET_CLASS_NARROWEST_MODE (MODE_INT).
2872         (push_block): Likewise.
2873         * stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
2874         Likewise.
2875         * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
2877 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2878             Alan Hayward  <alan.hayward@arm.com>
2879             David Sherwood  <david.sherwood@arm.com>
2881         * postreload.c (move2add_valid_value_p): Change the type of the
2882         mode parameter to scalar_int_mode.
2883         (move2add_use_add2_insn): Add a mode parameter and use it instead
2884         of GET_MODE (reg).
2885         (move2add_use_add3_insn): Likewise.
2886         (reload_cse_move2add): Update accordingly.
2888 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2889             Alan Hayward  <alan.hayward@arm.com>
2890             David Sherwood  <david.sherwood@arm.com>
2892         * expr.c (expand_expr_real_2): Use scalar_int_mode for the
2893         double-word mode.
2894         * lower-subreg.c (resolve_shift_zext): Use is_a <scalar_int_mode>.
2895         * optabs.c (expand_unop): Likewise.
2897 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2898             Alan Hayward  <alan.hayward@arm.com>
2899             David Sherwood  <david.sherwood@arm.com>
2901         * dwarf2out.c (typed_binop): Change mode parameter to scalar_int_mode.
2902         (clz_loc_descriptor): Likewise.  Remove SCALAR_INT_MODE_P check.
2903         (popcount_loc_descriptor): Likewise.
2904         (bswap_loc_descriptor): Likewise.
2905         (rotate_loc_descriptor): Likewise.
2906         (mem_loc_descriptor): Add is_a <scalar_int_mode> checks before
2907         calling the functions above.
2909 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2910             Alan Hayward  <alan.hayward@arm.com>
2911             David Sherwood  <david.sherwood@arm.com>
2913         * combine.c (sign_extend_short_imm): Add is_a <scalar_int_mode>
2914         checks.
2915         (try_combine): Likewise.
2916         (simplify_if_then_else): Likewise.
2917         * cse.c (cse_insn): Likewise.
2918         * dwarf2out.c (mem_loc_descriptor): Likewise.
2919         * emit-rtl.c (gen_lowpart_common): Likewise.
2920         * simplify-rtx.c (simplify_truncation): Likewise.
2921         (simplify_binary_operation_1): Likewise.
2922         (simplify_const_relational_operation): Likewise.
2923         (simplify_ternary_operation): Likewise.
2924         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2926 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2927             Alan Hayward  <alan.hayward@arm.com>
2928             David Sherwood  <david.sherwood@arm.com>
2930         * cse.c (cse_insn): Add is_a <scalar_int_mode> checks.
2931         * reload.c (push_reload): Likewise.
2932         (find_reloads): Likewise.
2934 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2935             Alan Hayward  <alan.hayward@arm.com>
2936             David Sherwood  <david.sherwood@arm.com>
2938         * combine.c (find_split_point): Add is_a <scalar_int_mode> checks.
2939         (make_compound_operation_int): Likewise.
2940         (change_zero_ext): Likewise.
2941         * expr.c (convert_move): Likewise.
2942         (convert_modes): Likewise.
2943         * fwprop.c (forward_propagate_subreg): Likewise.
2944         * loop-iv.c (get_biv_step_1): Likewise.
2945         * optabs.c (widen_operand): Likewise.
2946         * postreload.c (move2add_valid_value_p): Likewise.
2947         * recog.c (simplify_while_replacing): Likewise.
2948         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2949         (simplify_binary_operation_1): Likewise.  Remove redundant
2950         mode equality check.
2952 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2953             Alan Hayward  <alan.hayward@arm.com>
2954             David Sherwood  <david.sherwood@arm.com>
2956         * combine.c (combine_simplify_rtx): Add checks for
2957         is_a <scalar_int_mode>.
2958         (simplify_if_then_else): Likewise.
2959         (make_field_assignment): Likewise.
2960         (simplify_comparison): Likewise.
2961         * ifcvt.c (noce_try_bitop): Likewise.
2962         * loop-invariant.c (canonicalize_address_mult): Likewise.
2963         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2965 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2966             Alan Hayward  <alan.hayward@arm.com>
2967             David Sherwood  <david.sherwood@arm.com>
2969         * gimple-fold.c (gimple_fold_builtin_memory_op): Use
2970         is_a <scalar_int_mode> instead of != BLKmode.
2972 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2973             Alan Hayward  <alan.hayward@arm.com>
2974             David Sherwood  <david.sherwood@arm.com>
2976         * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>
2977         instead of != VOIDmode.
2978         * combine.c (if_then_else_cond): Likewise.
2979         (change_zero_ext): Likewise.
2980         * dwarf2out.c (mem_loc_descriptor): Likewise.
2981         (loc_descriptor): Likewise.
2982         * rtlanal.c (canonicalize_condition): Likewise.
2983         * simplify-rtx.c (simplify_relational_operation_1): Likewise.
2985 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2986             Alan Hayward  <alan.hayward@arm.com>
2987             David Sherwood  <david.sherwood@arm.com>
2989         * simplify-rtx.c (simplify_binary_operation_1): Use
2990         is_a <scalar_int_mode> instead of !VECTOR_MODE_P.
2992 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
2993             Alan Hayward  <alan.hayward@arm.com>
2994             David Sherwood  <david.sherwood@arm.com>
2996         * wide-int.h (int_traits<unsigned char>) New class.
2997         (int_traits<unsigned short>) Likewise.
2998         * cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>.
2999         Use GET_MODE_UNIT_PRECISION and remove redundant test for
3000         SCALAR_INT_MODE_P.
3001         * combine.c (set_nonzero_bits_and_sign_copies): Use
3002         is_a <scalar_int_mode>.
3003         (find_split_point): Likewise.
3004         (combine_simplify_rtx): Likewise.
3005         (simplify_logical): Likewise.
3006         (expand_compound_operation): Likewise.
3007         (expand_field_assignment): Likewise.
3008         (make_compound_operation): Likewise.
3009         (extended_count): Likewise.
3010         (change_zero_ext): Likewise.
3011         (simplify_comparison): Likewise.
3012         * dwarf2out.c (scompare_loc_descriptor): Likewise.
3013         (ucompare_loc_descriptor): Likewise.
3014         (minmax_loc_descriptor): Likewise.
3015         (mem_loc_descriptor): Likewise.
3016         (loc_descriptor): Likewise.
3017         * expmed.c (init_expmed_one_mode): Likewise.
3018         * lra-constraints.c (lra_constraint_offset): Likewise.
3019         * optabs.c (prepare_libcall_arg): Likewise.
3020         * postreload.c (move2add_note_store): Likewise.
3021         * reload.c (operands_match_p): Likewise.
3022         * rtl.h (load_extend_op): Likewise.
3023         * rtlhooks.c (gen_lowpart_general): Likewise.
3024         * simplify-rtx.c (simplify_truncation): Likewise.
3025         (simplify_unary_operation_1): Likewise.
3026         (simplify_binary_operation_1): Likewise.
3027         (simplify_const_binary_operation): Likewise.
3028         (simplify_const_relational_operation): Likewise.
3029         (simplify_subreg): Likewise.
3030         * stor-layout.c (bitwise_mode_for_mode): Likewise.
3031         * var-tracking.c (adjust_mems): Likewise.
3032         (prepare_call_arguments): Likewise.
3034 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3035             Alan Hayward  <alan.hayward@arm.com>
3036             David Sherwood  <david.sherwood@arm.com>
3038         * machmode.h (is_int_mode): New fuction.
3039         * combine.c (find_split_point): Use it.
3040         (combine_simplify_rtx): Likewise.
3041         (simplify_if_then_else): Likewise.
3042         (simplify_set): Likewise.
3043         (simplify_shift_const_1): Likewise.
3044         (simplify_comparison): Likewise.
3045         * config/aarch64/aarch64.c (aarch64_rtx_costs): Likewise.
3046         * cse.c (notreg_cost): Likewise.
3047         (cse_insn): Likewise.
3048         * cselib.c (cselib_lookup_1): Likewise.
3049         * dojump.c (do_jump_1): Likewise.
3050         (do_compare_rtx_and_jump): Likewise.
3051         * dse.c (get_call_args): Likewise.
3052         * dwarf2out.c (rtl_for_decl_init): Likewise.
3053         (native_encode_initializer): Likewise.
3054         * expmed.c (emit_store_flag_1): Likewise.
3055         (emit_store_flag): Likewise.
3056         * expr.c (convert_modes): Likewise.
3057         (store_field): Likewise.
3058         (expand_expr_real_1): Likewise.
3059         * fold-const.c (fold_read_from_constant_string): Likewise.
3060         * gimple-ssa-sprintf.c (get_format_string): Likewise.
3061         * optabs-libfuncs.c (gen_int_libfunc): Likewise.
3062         * optabs.c (expand_binop): Likewise.
3063         (expand_unop): Likewise.
3064         (expand_abs_nojump): Likewise.
3065         (expand_one_cmpl_abs_nojump): Likewise.
3066         * simplify-rtx.c (mode_signbit_p): Likewise.
3067         (val_signbit_p): Likewise.
3068         (val_signbit_known_set_p): Likewise.
3069         (val_signbit_known_clear_p): Likewise.
3070         (simplify_relational_operation_1): Likewise.
3071         * tree.c (vector_type_mode): Likewise.
3073 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3074             Alan Hayward  <alan.hayward@arm.com>
3075             David Sherwood  <david.sherwood@arm.com>
3077         * machmode.h (smallest_mode_for_size): Fix formatting.
3078         (smallest_int_mode_for_size): New function.
3079         * cfgexpand.c (expand_debug_expr): Use smallest_int_mode_for_size
3080         instead of smallest_mode_for_size.
3081         * combine.c (make_extraction): Likewise.
3082         * config/arc/arc.c (arc_expand_movmem): Likewise.
3083         * config/arm/arm.c (arm_expand_divmod_libfunc): Likewise.
3084         * config/i386/i386.c (ix86_get_mask_mode): Likewise.
3085         * config/s390/s390.c (s390_expand_insv): Likewise.
3086         * config/sparc/sparc.c (assign_int_registers): Likewise.
3087         * config/spu/spu.c (spu_function_value): Likewise.
3088         (spu_function_arg): Likewise.
3089         * coverage.c (get_gcov_type): Likewise.
3090         (get_gcov_unsigned_t): Likewise.
3091         * dse.c (find_shift_sequence): Likewise.
3092         * expmed.c (store_bit_field_1): Likewise.
3093         * expr.c (convert_move): Likewise.
3094         (store_field): Likewise.
3095         * internal-fn.c (expand_arith_overflow): Likewise.
3096         * optabs-query.c (get_best_extraction_insn): Likewise.
3097         * optabs.c (expand_twoval_binop_libfunc): Likewise.
3098         * stor-layout.c (layout_type): Likewise.
3099         (initialize_sizetypes): Likewise.
3100         * targhooks.c (default_get_mask_mode): Likewise.
3101         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Likewise.
3103 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3104             Alan Hayward  <alan.hayward@arm.com>
3105             David Sherwood  <david.sherwood@arm.com>
3107         * machmode.h (opt_mode::else_blk): New function.
3108         (int_mode_for_mode): Declare.
3109         * stor-layout.c (int_mode_for_mode): Return an opt_scalar_int_mode.
3110         * builtins.c (expand_builtin_signbit): Adjust for new int_mode_for_mode
3111         return type.
3112         * cfgexpand.c (expand_debug_expr): Likewise.
3113         * combine.c (gen_lowpart_or_truncate): Likewise.
3114         (gen_lowpart_for_combine): Likewise.
3115         * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Likewise.
3116         * config/avr/avr.c (avr_to_int_mode): Likewise.
3117         (avr_out_plus_1): Likewise.
3118         (avr_out_plus): Likewise.
3119         (avr_out_round): Likewise.
3120         * config/i386/i386.c (ix86_split_to_parts): Likewise.
3121         * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
3122         (s390_expand_vcond): Likewise.
3123         * config/spu/spu.c (spu_split_immediate): Likewise.
3124         (spu_expand_mov): Likewise.
3125         * dse.c (get_stored_val): Likewise.
3126         * expmed.c (store_bit_field_1): Likewise.
3127         (convert_extracted_bit_field): Use int_mode_for_mode instead of
3128         int_mode_for_size.
3129         (extract_bit_field_1): Adjust for new int_mode_for_mode return type.
3130         (extract_low_bits): Likewise.
3131         * expr.c (emit_group_load_1): Likewise.  Separate out the BLKmode
3132         handling rather than repeating the check.
3133         (emit_group_store): Likewise.
3134         (emit_move_via_integer): Adjust for new int_mode_for_mode return type.
3135         * optabs.c (expand_absneg_bit): Likewise.
3136         (expand_copysign_absneg): Likewise.
3137         (expand_copysign_bit): Likewise.
3138         * tree-if-conv.c (ifcvt_can_use_mask_load_store): Likewise.
3139         * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
3140         * tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise.
3141         * var-tracking.c (prepare_call_arguments):  Likewise.
3142         * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Use
3143         int_mode_for_mode instead of mode_for_size.
3144         * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.
3146 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3147             Alan Hayward  <alan.hayward@arm.com>
3148             David Sherwood  <david.sherwood@arm.com>
3150         * machmode.h (int_mode_for_size): New function.
3151         * builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size
3152         instead of mode_for_size.
3153         * calls.c (save_fixed_argument_area): Likewise.  Make use of BLKmode
3154         explicit.
3155         * combine.c (expand_field_assignment): Use int_mode_for_size
3156         instead of mode_for_size.
3157         (make_extraction): Likewise.
3158         (simplify_shift_const_1): Likewise.
3159         (simplify_comparison): Likewise.
3160         * dojump.c (do_jump): Likewise.
3161         * dwarf2out.c (mem_loc_descriptor): Likewise.
3162         * emit-rtl.c (init_derived_machine_modes): Likewise.
3163         * expmed.c (flip_storage_order): Likewise.
3164         (convert_extracted_bit_field): Likewise.
3165         * expr.c (copy_blkmode_from_reg): Likewise.
3166         * graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise.
3167         * internal-fn.c (expand_mul_overflow): Likewise.
3168         * lower-subreg.c (simple_move): Likewise.
3169         * optabs-libfuncs.c (init_optabs): Likewise.
3170         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3171         * tree.c (vector_type_mode): Likewise.
3172         * tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
3173         * tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise.
3174         * tree-vect-generic.c (expand_vector_parallel): Likewise.
3175         * tree-vect-stmts.c (vectorizable_load): Likewise.
3176         (vectorizable_store): Likewise.
3178 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3179             Alan Hayward  <alan.hayward@arm.com>
3180             David Sherwood  <david.sherwood@arm.com>
3182         * coretypes.h (pod_mode): New type.
3183         (scalar_int_mode_pod): New typedef.
3184         * machmode.h (pod_mode): New class.
3185         (int_n_data_t::m): Change type to scalar_int_mode_pod.
3186         * genmodes.c (emit_mode_int_n): Update accordingly.
3187         * lower-subreg.h (target_lower_subreg): Change type to
3188         scalar_int_mode_pod.
3189         * gdbhooks.py (build_pretty_printer): Handle pod_mode and
3190         scalar_int_mode_pod.
3192 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3193             Alan Hayward  <alan.hayward@arm.com>
3194             David Sherwood  <david.sherwood@arm.com>
3196         * config/powerpcspe/powerpcspe.h (rs6000_pmode): Change type from
3197         machine_mode to scalar_int_mode.
3198         * config/powerpcspe/powerpcspe.c (rs6000_pmode): Likewise.
3199         (rs6000_option_override_internal): Remove cast to int.
3200         * config/rs6000/rs6000.h (rs6000_pmode): Change type from
3201         machine_mode to scalar_int_mode.
3202         * config/rs6000/rs6000.c (rs6000_pmode): Likewise.
3203         (rs6000_option_override_internal): Remove cast to int.
3204         * config/s390/s390.h (Pmode): Remove cast to machine_mode.
3205         * config/epiphany/epiphany.h (RTX_OK_FOR_OFFSET_P): Add cast
3206         to machine_mode.
3207         * config/s390/s390.c (s390_expand_builtin): Likewise.
3208         * coretypes.h (scalar_int_mode): New type.
3209         (opt_scalar_int_mode): New typedef.
3210         * machmode.h (scalar_int_mode): New class.
3211         (scalar_int_mode::includes_p): New function.
3212         (byte_mode): Change type to scalar_int_mode.
3213         (word_mode): Likewise.
3214         (ptr_mode): Likewise.
3215         * emit-rtl.c (byte_mode): Likewise.
3216         (word_mode): Likewise.
3217         (ptr_mode): Likewise.
3218         (init_derived_machine_modes): Update accordingly.
3219         * genmodes.c (get_mode_class): Return scalar_int_mode for MODE_INT
3220         and MODE_PARTIAL_INT.
3221         * gdbhooks.py (build_pretty_printer): Handle scalar_int_mode and
3222         opt_scalar_int_mode.
3224 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3225             Alan Hayward  <alan.hayward@arm.com>
3226             David Sherwood  <david.sherwood@arm.com>
3228         * target.def (libgcc_floating_mode_supported_p): Take a
3229         scalar_float_mode.
3230         * doc/tm.texi: Regenerate.
3231         * targhooks.h (default_libgcc_floating_mode_supported_p): Take a
3232         scalar_float_mode.
3233         * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
3234         * config/aarch64/aarch64.c (aarch64_libgcc_floating_mode_supported_p):
3235         Likewise.
3237 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3238             Alan Hayward  <alan.hayward@arm.com>
3239             David Sherwood  <david.sherwood@arm.com>
3241         * target.def (default_floatn_mode): Return an opt_scalar_float_mode.
3242         * doc/tm.texi: Regenerate.
3243         * config/arm/arm.c (arm_floatn_mode): Return an opt_scalar_float_mode.
3244         * config/powerpcspe/powerpcspe.c (rs6000_floatn_mode): Likewise.
3245         * config/rs6000/rs6000.c (rs6000_floatn_mode): Likewise.
3246         * targhooks.h (default_floatn_mode): Likewise.
3247         * targhooks.c (default_floatn_mode): Likewise.
3248         * tree.c (build_common_tree_nodes): Update accordingly.
3250 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3251             Alan Hayward  <alan.hayward@arm.com>
3252             David Sherwood  <david.sherwood@arm.com>
3254         * machmode.h (mode_iterator::start): Provide overload for opt_modes.
3255         (mode_iterator::iterate_p): Likewise.
3256         (mode_iterator::get_wider): Likewise.
3257         * expr.c (init_expr_target): Use opt_scalar_float_mode.
3259 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3260             Alan Hayward  <alan.hayward@arm.com>
3261             David Sherwood  <david.sherwood@arm.com>
3263         * coretypes.h (opt_scalar_float_mode): New typedef.
3264         * machmode.h (float_mode_for_size): New function.
3265         * emit-rtl.c (double_mode): Delete.
3266         (init_emit_once): Use float_mode_for_size.
3267         * stor-layout.c (layout_type): Likewise.
3268         * gdbhooks.py (build_pretty_printer): Handle opt_scalar_float_mode.
3270 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3271             Alan Hayward  <alan.hayward@arm.com>
3272             David Sherwood  <david.sherwood@arm.com>
3274         * output.h (assemble_real): Take a scalar_float_mode.
3275         * config/arm/arm.c (arm_assemble_integer): Update accordingly.
3276         * config/arm/arm.md (consttable_4): Likewise.
3277         (consttable_8): Likewise.
3278         (consttable_16): Likewise.
3279         * config/mips/mips.md (consttable_float): Likewise.
3280         * config/s390/s390.c (s390_output_pool_entry): Likewise.
3281         * varasm.c (assemble_real): Take a scalar_float_mode.
3282         (output_constant_pool_2): Update accordingly.
3283         (output_constant): Likewise.
3285 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3286             Alan Hayward  <alan.hayward@arm.com>
3287             David Sherwood  <david.sherwood@arm.com>
3289         * tree.h (SCALAR_FLOAT_TYPE_MODE): New macro.
3290         * builtins.c (expand_builtin_signbit): Use it instead of TYPE_MODE.
3291         * fold-const.c (fold_convert_const_real_from_fixed): Likewise.
3292         (native_encode_real): Likewise.
3293         (native_interpret_real): Likewise.
3294         * hsa-brig.c (emit_immediate_scalar_to_buffer): Likewise.
3295         * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
3297 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3298             Alan Hayward  <alan.hayward@arm.com>
3299             David Sherwood  <david.sherwood@arm.com>
3301         * optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a
3302         <scalar_float_mode>.  Simplify.
3303         (gen_extend_conv_libfunc): Likewise.
3305 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3306             Alan Hayward  <alan.hayward@arm.com>
3307             David Sherwood  <david.sherwood@arm.com>
3309         * coretypes.h (scalar_float_mode): New type.
3310         * machmode.h (mode_traits::from_int): Use machine_mode if
3311         USE_ENUM_MODES is defined.
3312         (is_a): New function.
3313         (as_a): Likewise.
3314         (dyn_cast): Likewise.
3315         (scalar_float_mode): New class.
3316         (scalar_float_mode::includes_p): New function.
3317         (is_float_mode): Likewise.
3318         * gdbhooks.py (MachineModePrinter): New class.
3319         (build_pretty_printer): Use it for scalar_float_mode.
3320         * real.h (FLOAT_MODE_FORMAT): Use as_a <scalar_float_mode>.
3321         (format_helper::format_helper): Turn into a template.
3322         * genmodes.c (get_mode_class): New function.
3323         (emit_insn_modes_h): Give modes the class returned by get_mode_class,
3324         or machine_mode if none.
3325         * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Use
3326         as_a <scalar_float_mode>.
3327         * dwarf2out.c (mem_loc_descriptor): Likewise.
3328         (insert_float): Likewise.
3329         (add_const_value_attribute): Likewise.
3330         * simplify-rtx.c (simplify_immed_subreg): Likewise.
3331         * optabs.c (expand_absneg_bit): Take a scalar_float_mode.
3332         (expand_unop): Update accordingly.
3333         (expand_abs_nojump): Likewise.
3334         (expand_copysign_absneg): Take a scalar_float_mode.
3335         (expand_copysign_bit): Likewise.
3336         (expand_copysign): Update accordingly.
3338 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3339             Alan Hayward  <alan.hayward@arm.com>
3340             David Sherwood  <david.sherwood@arm.com>
3342         * coretypes.h (opt_mode): New class.
3343         * machmode.h (opt_mode): Likewise.
3344         (opt_mode::else_void): New function.
3345         (opt_mode::require): Likewise.
3346         (opt_mode::exists): Likewise.
3347         (GET_MODE_WIDER_MODE): Turn into a function and return an opt_mode.
3348         (GET_MODE_2XWIDER_MODE): Likewise.
3349         (mode_iterator::get_wider): Update accordingly.
3350         (mode_iterator::get_2xwider): Likewise.
3351         (mode_iterator::get_known_wider): Likewise, turning into a template.
3352         * combine.c (make_extraction): Update use of GET_MODE_WIDER_MODE,
3353         forcing a wider mode to exist.
3354         * config/cr16/cr16.h (LONG_REG_P): Likewise.
3355         * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
3356         * config/c6x/c6x.c (c6x_rtx_costs): Update use of
3357         GET_MODE_2XWIDER_MODE, forcing a wider mode to exist.
3358         * lower-subreg.c (init_lower_subreg): Likewise.
3359         * optabs-libfuncs.c (init_sync_libfuncs_1): Likewise, but not
3360         on the final iteration.
3361         * config/i386/i386.c (ix86_expand_set_or_movmem): Check whether
3362         a wider mode exists before asking for a move pattern.
3363         (get_mode_wider_vector): Update use of GET_MODE_WIDER_MODE,
3364         forcing a wider mode to exist.
3365         (expand_vselect_vconcat): Update use of GET_MODE_2XWIDER_MODE,
3366         returning false if no such mode exists.
3367         * config/ia64/ia64.c (expand_vselect_vconcat): Likewise.
3368         * config/mips/mips.c (mips_expand_vselect_vconcat): Likewise.
3369         * expmed.c (init_expmed_one_mode): Update use of GET_MODE_WIDER_MODE.
3370         Avoid checking for a MODE_INT if we already know the mode is not a
3371         SCALAR_INT_MODE_P.
3372         (extract_high_half): Update use of GET_MODE_WIDER_MODE,
3373         forcing a wider mode to exist.
3374         (expmed_mult_highpart_optab): Likewise.
3375         (expmed_mult_highpart): Likewise.
3376         * expr.c (expand_expr_real_2): Update use of GET_MODE_WIDER_MODE,
3377         using else_void.
3378         * lto-streamer-in.c (lto_input_mode_table): Likewise.
3379         * optabs-query.c (find_widening_optab_handler_and_mode): Likewise.
3380         * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
3381         * internal-fn.c (expand_mul_overflow): Update use of
3382         GET_MODE_2XWIDER_MODE.
3383         * omp-low.c (omp_clause_aligned_alignment): Likewise.
3384         * tree-ssa-math-opts.c (convert_mult_to_widen): Update use of
3385         GET_MODE_WIDER_MODE.
3386         (convert_plusminus_to_widen): Likewise.
3387         * tree-switch-conversion.c (array_value_type): Likewise.
3388         * var-tracking.c (emit_note_insn_var_location): Likewise.
3389         * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
3390         Return false inside rather than outside the loop if no wider mode
3391         exists
3392         * optabs.c (expand_binop): Update use of GET_MODE_WIDER_MODE
3393         and GET_MODE_2XWIDER_MODE
3394         (can_compare_p): Use else_void.
3395         * gdbhooks.py (OptMachineModePrinter): New class.
3396         (build_pretty_printer): Use it for opt_mode.
3398 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3399             Alan Hayward  <alan.hayward@arm.com>
3400             David Sherwood  <david.sherwood@arm.com>
3402         * tree-switch-conversion.c (array_value_type): Only read TYPE_MODE
3403         once.  Use get_narrowest_mode instead of GET_CLASS_NARROWEST_MODE.
3405 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3406             Alan Hayward  <alan.hayward@arm.com>
3407             David Sherwood  <david.sherwood@arm.com>
3409         * machmode.h (mode_traits): New structure.
3410         (get_narrowest_mode): New function.
3411         (mode_iterator::start): Likewise.
3412         (mode_iterator::iterate_p): Likewise.
3413         (mode_iterator::get_wider): Likewise.
3414         (mode_iterator::get_known_wider): Likewise.
3415         (mode_iterator::get_2xwider): Likewise.
3416         (FOR_EACH_MODE_IN_CLASS): New mode iterator.
3417         (FOR_EACH_MODE): Likewise.
3418         (FOR_EACH_MODE_FROM): Likewise.
3419         (FOR_EACH_MODE_UNTIL): Likewise.
3420         (FOR_EACH_WIDER_MODE): Likewise.
3421         (FOR_EACH_2XWIDER_MODE): Likewise.
3422         * builtins.c (expand_builtin_strlen): Use new mode iterators.
3423         * combine.c (simplify_comparison): Likewise
3424         * config/i386/i386.c (type_natural_mode): Likewise.
3425         * cse.c (cse_insn): Likewise.
3426         * dse.c (find_shift_sequence): Likewise.
3427         * emit-rtl.c (init_derived_machine_modes): Likewise.
3428         (init_emit_once): Likewise.
3429         * explow.c (hard_function_value): Likewise.
3430         * expmed.c (extract_fixed_bit_field_1): Likewise.
3431         (extract_bit_field_1): Likewise.
3432         (expand_divmod): Likewise.
3433         (emit_store_flag_1): Likewise.
3434         * expr.c (init_expr_target): Likewise.
3435         (convert_move): Likewise.
3436         (alignment_for_piecewise_move): Likewise.
3437         (widest_int_mode_for_size): Likewise.
3438         (emit_block_move_via_movmem): Likewise.
3439         (copy_blkmode_to_reg): Likewise.
3440         (set_storage_via_setmem): Likewise.
3441         (compress_float_constant): Likewise.
3442         * omp-low.c (omp_clause_aligned_alignment): Likewise.
3443         * optabs-query.c (get_best_extraction_insn): Likewise.
3444         * optabs.c (expand_binop): Likewise.
3445         (expand_twoval_unop): Likewise.
3446         (expand_twoval_binop): Likewise.
3447         (widen_leading): Likewise.
3448         (widen_bswap): Likewise.
3449         (expand_parity): Likewise.
3450         (expand_unop): Likewise.
3451         (prepare_cmp_insn): Likewise.
3452         (prepare_float_lib_cmp): Likewise.
3453         (expand_float): Likewise.
3454         (expand_fix): Likewise.
3455         (expand_sfix_optab): Likewise.
3456         * postreload.c (move2add_use_add2_insn): Likewise.
3457         * reg-stack.c (reg_to_stack): Likewise.
3458         * reginfo.c (choose_hard_reg_mode): Likewise.
3459         * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
3460         * stor-layout.c (mode_for_size): Likewise.
3461         (smallest_mode_for_size): Likewise.
3462         (mode_for_vector): Likewise.
3463         (finish_bitfield_representative): Likewise.
3464         * tree-ssa-math-opts.c (target_supports_divmod_p): Likewise.
3465         * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3466         * tree-vect-stmts.c (vectorizable_conversion): Likewise.
3467         * var-tracking.c (prepare_call_arguments): Likewise.
3469 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3470             Alan Hayward  <alan.hayward@arm.com>
3471             David Sherwood  <david.sherwood@arm.com>
3473         * genconditions.c (write_header): Add a "#define USE_ENUM_MODES".
3474         * genmodes.c (emit_insn_modes_h): Define FOOmode to E_FOOmode if
3475         USE_ENUM_MODES is defined and to ((void) 0, E_FOOmode) otherwise.
3476         * machmode.h (mode_size): Move earlier in file.
3477         (mode_precision): Likewise.
3478         (mode_inner): Likewise.
3479         (mode_nunits): Likewise.
3480         (mode_unit_size): Likewise.
3481         (unit_unit_precision): Likewise.
3482         (mode_wider): Likewise.
3483         (mode_2xwider): Likewise.
3484         (machine_mode): New class.
3485         (mode_to_bytes): New function.
3486         (mode_to_bits): Likewise.
3487         (mode_to_precision): Likewise.
3488         (mode_to_inner): Likewise.
3489         (mode_to_unit_size): Likewise.
3490         (mode_to_unit_precision): Likewise.
3491         (mode_to_nunits): Likewise.
3492         (GET_MODE_SIZE): Use mode_to_bytes.
3493         (GET_MODE_BITSIZE): Use mode_to_bits.
3494         (GET_MODE_PRECISION): Use mode_to_precision.
3495         (GET_MODE_INNER): Use mode_to_inner.
3496         (GET_MODE_UNIT_SIZE): Use mode_to_unit_size.
3497         (GET_MODE_UNIT_PRECISION): Use mode_to_unit_precision.
3498         (GET_MODE_NUNITS): Use mode_to_nunits.
3499         * system.h (ALWAYS_INLINE): New macro.
3500         * config/powerpcspe/powerpcspe-c.c
3501         (altivec_resolve_overloaded_builtin): Use machine_mode instead of
3502         int for arg1_mode and arg2_mode.
3504 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3505             Alan Hayward  <alan.hayward@arm.com>
3506             David Sherwood  <david.sherwood@arm.com>
3508         * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
3509         Prefix mode names with E_ in case statements.
3510         * config/aarch64/aarch64-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3511         * config/aarch64/aarch64.c (aarch64_split_simd_combine): Likewise.
3512         (aarch64_split_simd_move): Likewise.
3513         (aarch64_gen_storewb_pair): Likewise.
3514         (aarch64_gen_loadwb_pair): Likewise.
3515         (aarch64_gen_store_pair): Likewise.
3516         (aarch64_gen_load_pair): Likewise.
3517         (aarch64_get_condition_code_1): Likewise.
3518         (aarch64_constant_pool_reload_icode): Likewise.
3519         (get_rsqrte_type): Likewise.
3520         (get_rsqrts_type): Likewise.
3521         (get_recpe_type): Likewise.
3522         (get_recps_type): Likewise.
3523         (aarch64_gimplify_va_arg_expr): Likewise.
3524         (aarch64_simd_container_mode): Likewise.
3525         (aarch64_emit_load_exclusive): Likewise.
3526         (aarch64_emit_store_exclusive): Likewise.
3527         (aarch64_expand_compare_and_swap): Likewise.
3528         (aarch64_gen_atomic_cas): Likewise.
3529         (aarch64_emit_bic): Likewise.
3530         (aarch64_emit_atomic_swap): Likewise.
3531         (aarch64_emit_atomic_load_op): Likewise.
3532         (aarch64_evpc_trn): Likewise.
3533         (aarch64_evpc_uzp): Likewise.
3534         (aarch64_evpc_zip): Likewise.
3535         (aarch64_evpc_ext): Likewise.
3536         (aarch64_evpc_rev): Likewise.
3537         (aarch64_evpc_dup): Likewise.
3538         (aarch64_gen_ccmp_first): Likewise.
3539         (aarch64_gen_ccmp_next): Likewise.
3540         * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
3541         (alpha_emit_xfloating_libcall): Likewise.
3542         (emit_insxl): Likewise.
3543         (alpha_arg_type): Likewise.
3544         * config/arc/arc.c (arc_vector_mode_supported_p): Likewise.
3545         (arc_preferred_simd_mode): Likewise.
3546         (arc_secondary_reload): Likewise.
3547         (get_arc_condition_code): Likewise.
3548         (arc_print_operand): Likewise.
3549         (arc_legitimate_constant_p): Likewise.
3550         * config/arc/arc.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3551         * config/arc/arc.md (casesi_load): Likewise.
3552         (casesi_compact_jump): Likewise.
3553         * config/arc/predicates.md (proper_comparison_operator): Likewise.
3554         (cc_use_register): Likewise.
3555         * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3556         * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
3557         (arm_init_iwmmxt_builtins): Likewise.
3558         * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3559         (neon_expand_vector_init): Likewise.
3560         (arm_attr_length_move_neon): Likewise.
3561         (maybe_get_arm_condition_code): Likewise.
3562         (arm_emit_vector_const): Likewise.
3563         (arm_preferred_simd_mode): Likewise.
3564         (arm_output_iwmmxt_tinsr): Likewise.
3565         (thumb1_output_casesi): Likewise.
3566         (thumb2_output_casesi): Likewise.
3567         (arm_emit_load_exclusive): Likewise.
3568         (arm_emit_store_exclusive): Likewise.
3569         (arm_expand_compare_and_swap): Likewise.
3570         (arm_evpc_neon_vuzp): Likewise.
3571         (arm_evpc_neon_vzip): Likewise.
3572         (arm_evpc_neon_vrev): Likewise.
3573         (arm_evpc_neon_vtrn): Likewise.
3574         (arm_evpc_neon_vext): Likewise.
3575         (arm_validize_comparison): Likewise.
3576         * config/arm/neon.md (neon_vc<cmp_op><mode>): Likewise.
3577         * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
3578         * config/avr/avr.c (avr_rtx_costs_1): Likewise.
3579         * config/c6x/c6x.c (c6x_vector_mode_supported_p): Likewise.
3580         (c6x_preferred_simd_mode): Likewise.
3581         * config/epiphany/epiphany.c (get_epiphany_condition_code): Likewise.
3582         (epiphany_rtx_costs): Likewise.
3583         * config/epiphany/predicates.md (proper_comparison_operator):
3584         Likewise.
3585         * config/frv/frv.c (condexec_memory_operand): Likewise.
3586         (frv_emit_move): Likewise.
3587         (output_move_single): Likewise.
3588         (output_condmove_single): Likewise.
3589         (frv_hard_regno_mode_ok): Likewise.
3590         (frv_matching_accg_mode): Likewise.
3591         * config/h8300/h8300.c (split_adds_subs): Likewise.
3592         (h8300_rtx_costs): Likewise.
3593         (h8300_print_operand): Likewise.
3594         (compute_mov_length): Likewise.
3595         (output_logical_op): Likewise.
3596         (compute_logical_op_length): Likewise.
3597         (compute_logical_op_cc): Likewise.
3598         (h8300_shift_needs_scratch_p): Likewise.
3599         (output_a_shift): Likewise.
3600         (compute_a_shift_length): Likewise.
3601         (compute_a_shift_cc): Likewise.
3602         (expand_a_rotate): Likewise.
3603         (output_a_rotate): Likewise.
3604         * config/i386/i386.c (classify_argument): Likewise.
3605         (function_arg_advance_32): Likewise.
3606         (function_arg_32): Likewise.
3607         (function_arg_64): Likewise.
3608         (function_value_64): Likewise.
3609         (ix86_gimplify_va_arg): Likewise.
3610         (ix86_legitimate_constant_p): Likewise.
3611         (put_condition_code): Likewise.
3612         (split_double_mode): Likewise.
3613         (ix86_avx256_split_vector_move_misalign): Likewise.
3614         (ix86_expand_vector_logical_operator): Likewise.
3615         (ix86_split_idivmod): Likewise.
3616         (ix86_expand_adjust_ufix_to_sfix_si): Likewise.
3617         (ix86_build_const_vector): Likewise.
3618         (ix86_build_signbit_mask): Likewise.
3619         (ix86_match_ccmode): Likewise.
3620         (ix86_cc_modes_compatible): Likewise.
3621         (ix86_expand_branch): Likewise.
3622         (ix86_expand_sse_cmp): Likewise.
3623         (ix86_expand_sse_movcc): Likewise.
3624         (ix86_expand_int_sse_cmp): Likewise.
3625         (ix86_expand_vec_perm_vpermi2): Likewise.
3626         (ix86_expand_vec_perm): Likewise.
3627         (ix86_expand_sse_unpack): Likewise.
3628         (ix86_expand_int_addcc): Likewise.
3629         (ix86_split_to_parts): Likewise.
3630         (ix86_vectorize_builtin_gather): Likewise.
3631         (ix86_vectorize_builtin_scatter): Likewise.
3632         (avx_vpermilp_parallel): Likewise.
3633         (inline_memory_move_cost): Likewise.
3634         (ix86_tieable_integer_mode_p): Likewise.
3635         (x86_maybe_negate_const_int): Likewise.
3636         (ix86_expand_vector_init_duplicate): Likewise.
3637         (ix86_expand_vector_init_one_nonzero): Likewise.
3638         (ix86_expand_vector_init_one_var): Likewise.
3639         (ix86_expand_vector_init_concat): Likewise.
3640         (ix86_expand_vector_init_interleave): Likewise.
3641         (ix86_expand_vector_init_general): Likewise.
3642         (ix86_expand_vector_set): Likewise.
3643         (ix86_expand_vector_extract): Likewise.
3644         (emit_reduc_half): Likewise.
3645         (ix86_emit_i387_round): Likewise.
3646         (ix86_mangle_type): Likewise.
3647         (ix86_expand_round_sse4): Likewise.
3648         (expand_vec_perm_blend): Likewise.
3649         (canonicalize_vector_int_perm): Likewise.
3650         (ix86_expand_vec_one_operand_perm_avx512): Likewise.
3651         (expand_vec_perm_1): Likewise.
3652         (expand_vec_perm_interleave3): Likewise.
3653         (expand_vec_perm_even_odd_pack): Likewise.
3654         (expand_vec_perm_even_odd_1): Likewise.
3655         (expand_vec_perm_broadcast_1): Likewise.
3656         (ix86_vectorize_vec_perm_const_ok): Likewise.
3657         (ix86_expand_vecop_qihi): Likewise.
3658         (ix86_expand_mul_widen_hilo): Likewise.
3659         (ix86_expand_sse2_abs): Likewise.
3660         (ix86_expand_pextr): Likewise.
3661         (ix86_expand_pinsr): Likewise.
3662         (ix86_preferred_simd_mode): Likewise.
3663         (ix86_simd_clone_compute_vecsize_and_simdlen): Likewise.
3664         * config/i386/sse.md (*andnot<mode>3): Likewise.
3665         (<mask_codefor><code><mode>3<mask_name>): Likewise.
3666         (*<code><mode>3): Likewise.
3667         * config/ia64/ia64.c (ia64_expand_vecint_compare): Likewise.
3668         (ia64_expand_atomic_op): Likewise.
3669         (ia64_arg_type): Likewise.
3670         (ia64_mode_to_int): Likewise.
3671         (ia64_scalar_mode_supported_p): Likewise.
3672         (ia64_vector_mode_supported_p): Likewise.
3673         (expand_vec_perm_broadcast): Likewise.
3674         * config/iq2000/iq2000.c (iq2000_move_1word): Likewise.
3675         (iq2000_function_arg_advance): Likewise.
3676         (iq2000_function_arg): Likewise.
3677         * config/m32c/m32c.c (m32c_preferred_reload_class): Likewise.
3678         * config/m68k/m68k.c (output_dbcc_and_branch): Likewise.
3679         (m68k_libcall_value): Likewise.
3680         (m68k_function_value): Likewise.
3681         (sched_attr_op_type): Likewise.
3682         * config/mcore/mcore.c (mcore_output_move): Likewise.
3683         * config/microblaze/microblaze.c (microblaze_function_arg_advance):
3684         Likewise.
3685         (microblaze_function_arg): Likewise.
3686         * config/mips/mips.c (mips16_build_call_stub): Likewise.
3687         (mips_print_operand): Likewise.
3688         (mips_mode_ok_for_mov_fmt_p): Likewise.
3689         (mips_vector_mode_supported_p): Likewise.
3690         (mips_preferred_simd_mode): Likewise.
3691         (mips_expand_vpc_loongson_even_odd): Likewise.
3692         (mips_expand_vec_unpack): Likewise.
3693         (mips_expand_vi_broadcast): Likewise.
3694         (mips_expand_vector_init): Likewise.
3695         (mips_expand_vec_reduc): Likewise.
3696         (mips_expand_msa_cmp): Likewise.
3697         * config/mips/mips.md (casesi_internal_mips16_<mode>): Likewise.
3698         * config/mn10300/mn10300.c (mn10300_print_operand): Likewise.
3699         (cc_flags_for_mode): Likewise.
3700         * config/msp430/msp430.c (msp430_print_operand): Likewise.
3701         * config/nds32/nds32-md-auxiliary.c (nds32_mem_format): Likewise.
3702         (nds32_output_casesi_pc_relative): Likewise.
3703         * config/nds32/nds32.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3704         * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Likewise.
3705         (nvptx_gen_unpack): Likewise.
3706         (nvptx_gen_pack): Likewise.
3707         (nvptx_gen_shuffle): Likewise.
3708         (nvptx_gen_wcast): Likewise.
3709         (nvptx_preferred_simd_mode): Likewise.
3710         * config/pa/pa.c (pa_secondary_reload): Likewise.
3711         * config/pa/predicates.md (base14_operand): Likewise.
3712         * config/powerpcspe/powerpcspe-c.c
3713         (altivec_resolve_overloaded_builtin): Likewise.
3714         * config/powerpcspe/powerpcspe.c (rs6000_setup_reg_addr_masks):
3715         Likewise.
3716         (rs6000_preferred_simd_mode): Likewise.
3717         (output_vec_const_move): Likewise.
3718         (rs6000_expand_vector_extract): Likewise.
3719         (rs6000_split_vec_extract_var): Likewise.
3720         (reg_offset_addressing_ok_p): Likewise.
3721         (rs6000_legitimate_offset_address_p): Likewise.
3722         (rs6000_legitimize_address): Likewise.
3723         (rs6000_emit_set_const): Likewise.
3724         (rs6000_const_vec): Likewise.
3725         (rs6000_emit_move): Likewise.
3726         (spe_build_register_parallel): Likewise.
3727         (rs6000_darwin64_record_arg_recurse): Likewise.
3728         (swap_selector_for_mode): Likewise.
3729         (spe_init_builtins): Likewise.
3730         (paired_init_builtins): Likewise.
3731         (altivec_init_builtins): Likewise.
3732         (do_load_for_compare): Likewise.
3733         (rs6000_generate_compare): Likewise.
3734         (rs6000_expand_float128_convert): Likewise.
3735         (emit_load_locked): Likewise.
3736         (emit_store_conditional): Likewise.
3737         (rs6000_output_function_epilogue): Likewise.
3738         (rs6000_handle_altivec_attribute): Likewise.
3739         (rs6000_function_value): Likewise.
3740         (emit_fusion_gpr_load): Likewise.
3741         (emit_fusion_p9_load): Likewise.
3742         (emit_fusion_p9_store): Likewise.
3743         * config/powerpcspe/predicates.md (easy_fp_constant): Likewise.
3744         (fusion_gpr_mem_load): Likewise.
3745         (fusion_addis_mem_combo_load): Likewise.
3746         (fusion_addis_mem_combo_store): Likewise.
3747         * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3748         (fusion_gpr_mem_load): Likewise.
3749         (fusion_addis_mem_combo_load): Likewise.
3750         (fusion_addis_mem_combo_store): Likewise.
3751         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3752         Likewise.
3753         * config/rs6000/rs6000-string.c (do_load_for_compare): Likewise.
3754         * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
3755         (rs6000_preferred_simd_mode): Likewise.
3756         (output_vec_const_move): Likewise.
3757         (rs6000_expand_vector_extract): Likewise.
3758         (rs6000_split_vec_extract_var): Likewise.
3759         (reg_offset_addressing_ok_p): Likewise.
3760         (rs6000_legitimate_offset_address_p): Likewise.
3761         (rs6000_legitimize_address): Likewise.
3762         (rs6000_emit_set_const): Likewise.
3763         (rs6000_const_vec): Likewise.
3764         (rs6000_emit_move): Likewise.
3765         (rs6000_darwin64_record_arg_recurse): Likewise.
3766         (swap_selector_for_mode): Likewise.
3767         (paired_init_builtins): Likewise.
3768         (altivec_init_builtins): Likewise.
3769         (rs6000_expand_float128_convert): Likewise.
3770         (emit_load_locked): Likewise.
3771         (emit_store_conditional): Likewise.
3772         (rs6000_output_function_epilogue): Likewise.
3773         (rs6000_handle_altivec_attribute): Likewise.
3774         (rs6000_function_value): Likewise.
3775         (emit_fusion_gpr_load): Likewise.
3776         (emit_fusion_p9_load): Likewise.
3777         (emit_fusion_p9_store): Likewise.
3778         * config/rx/rx.c (rx_gen_move_template): Likewise.
3779         (flags_from_mode): Likewise.
3780         * config/s390/predicates.md (s390_alc_comparison): Likewise.
3781         (s390_slb_comparison): Likewise.
3782         * config/s390/s390.c (s390_handle_vectorbool_attribute): Likewise.
3783         (s390_vector_mode_supported_p): Likewise.
3784         (s390_cc_modes_compatible): Likewise.
3785         (s390_match_ccmode_set): Likewise.
3786         (s390_canonicalize_comparison): Likewise.
3787         (s390_emit_compare_and_swap): Likewise.
3788         (s390_branch_condition_mask): Likewise.
3789         (s390_rtx_costs): Likewise.
3790         (s390_secondary_reload): Likewise.
3791         (__SECONDARY_RELOAD_CASE): Likewise.
3792         (s390_expand_cs): Likewise.
3793         (s390_preferred_simd_mode): Likewise.
3794         * config/s390/vx-builtins.md (vec_packsu_u<mode>): Likewise.
3795         * config/sh/sh.c (sh_print_operand): Likewise.
3796         (dump_table): Likewise.
3797         (sh_secondary_reload): Likewise.
3798         * config/sh/sh.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3799         * config/sh/sh.md (casesi_worker_1): Likewise.
3800         (casesi_worker_2): Likewise.
3801         * config/sparc/predicates.md (icc_comparison_operator): Likewise.
3802         (fcc_comparison_operator): Likewise.
3803         * config/sparc/sparc.c (sparc_expand_move): Likewise.
3804         (emit_soft_tfmode_cvt): Likewise.
3805         (sparc_preferred_simd_mode): Likewise.
3806         (output_cbranch): Likewise.
3807         (sparc_print_operand): Likewise.
3808         (sparc_expand_vec_perm_bmask): Likewise.
3809         (vector_init_bshuffle): Likewise.
3810         * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
3811         (spu_vector_mode_supported_p): Likewise.
3812         (spu_expand_insv): Likewise.
3813         (spu_emit_branch_or_set): Likewise.
3814         (spu_handle_vector_attribute): Likewise.
3815         (spu_builtin_splats): Likewise.
3816         (spu_builtin_extract): Likewise.
3817         (spu_builtin_promote): Likewise.
3818         (spu_expand_sign_extend): Likewise.
3819         * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
3820         (tilegx_simd_int): Likewise.
3821         * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise.
3822         (tilepro_simd_int): Likewise.
3823         * config/v850/v850.c (const_double_split): Likewise.
3824         (v850_print_operand): Likewise.
3825         (ep_memory_offset): Likewise.
3826         * config/vax/vax.c (vax_rtx_costs): Likewise.
3827         (vax_output_int_move): Likewise.
3828         (vax_output_int_add): Likewise.
3829         (vax_output_int_subtract): Likewise.
3830         * config/visium/predicates.md (visium_branch_operator): Likewise.
3831         * config/visium/visium.c (rtx_ok_for_offset_p): Likewise.
3832         (visium_print_operand_address): Likewise.
3833         * config/visium/visium.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3834         * config/xtensa/xtensa.c (xtensa_mem_offset): Likewise.
3835         (xtensa_expand_conditional_branch): Likewise.
3836         (xtensa_copy_incoming_a7): Likewise.
3837         (xtensa_output_literal): Likewise.
3838         * dfp.c (decimal_real_maxval): Likewise.
3839         * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
3841 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3842             Alan Hayward  <alan.hayward@arm.com>
3843             David Sherwood  <david.sherwood@arm.com>
3845         * genmodes.c (mode_size_inline): Add an E_ prefix to mode names.
3846         (mode_nunits_inline): Likewise.
3847         (mode_inner_inline): Likewise.
3848         (mode_unit_size_inline): Likewise.
3849         (mode_unit_precision_inline): Likewise.
3850         (emit_insn_modes_h): Likewise.  Also emit a #define of the
3851         unprefixed name.
3852         (emit_mode_wider): Add an E_ prefix to mode names.
3853         (emit_mode_complex): Likewise.
3854         (emit_mode_inner): Likewise.
3855         (emit_mode_adjustments): Likewise.
3856         (emit_mode_int_n): Likewise.
3857         * config/aarch64/aarch64-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP)
3858         (v2si_UP, v2sf_UP, v1df_UP, di_UP, df_UP, v16qi_UP, v8hi_UP, v8hf_UP)
3859         (v4si_UP, v4sf_UP, v2di_UP, v2df_UP, ti_UP, oi_UP, ci_UP, xi_UP)
3860         (si_UP, sf_UP, hi_UP, hf_UP, qi_UP): Likewise.
3861         (CRC32_BUILTIN, ENTRY): Likewise.
3862         * config/aarch64/aarch64.c (aarch64_push_regs): Likewise.
3863         (aarch64_pop_regs): Likewise.
3864         (aarch64_process_components): Likewise.
3865         * config/alpha/alpha.c (alpha_emit_conditional_move): Likewise.
3866         * config/arm/arm-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP, v2si_UP)
3867         (v2sf_UP, di_UP, v16qi_UP, v8hi_UP, v8hf_UP, v4si_UP, v4sf_UP)
3868         (v2di_UP, ti_UP, ei_UP, oi_UP, hf_UP, si_UP, void_UP): Likewise.
3869         * config/arm/arm.c (arm_init_libfuncs): Likewise.
3870         * config/i386/i386-builtin-types.awk (ix86_builtin_type_vect_mode):
3871         Likewise.
3872         * config/i386/i386-builtin.def (pcmpestr): Likewise.
3873         (pcmpistr): Likewise.
3874         * config/microblaze/microblaze.c (double_memory_operand): Likewise.
3875         * config/mmix/mmix.c (mmix_output_condition): Likewise.
3876         * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
3877         Likewise.
3878         * config/rl78/rl78.c (mduc_regs): Likewise.
3879         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
3880         (htm_expand_builtin): Likewise.
3881         * config/sh/sh.h (REGISTER_NATURAL_MODE): Likewise.
3882         * config/sparc/sparc.c (emit_save_or_restore_regs): Likewise.
3883         * config/xtensa/xtensa.c (print_operand): Likewise.
3884         * expmed.h (NUM_MODE_PARTIAL_INT): Likewise.
3885         (NUM_MODE_VECTOR_INT): Likewise.
3886         * genoutput.c (null_operand): Likewise.
3887         (output_operand_data): Likewise.
3888         * genrecog.c (print_parameter_value): Likewise.
3889         * lra.c (debug_operand_data): Likewise.
3891 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3893         * dwarf2out.c (scompare_loc_descriptor_wide)
3894         (scompare_loc_descriptor_narrow): New functions, split out from...
3895         (scompare_loc_descriptor): ...here.
3896         * expmed.c (emit_store_flag_int): New function, split out from...
3897         (emit_store_flag): ...here.
3899 2017-08-30  Richard Biener  <rguenther@suse.de>
3901         * dwarf2out.c (dwarf2out_finish): Remove setting AT_pubnames.
3902         (dwarf2out_early_finish): Move setting of AT_pubnames from
3903         early debug output to early finish.
3905 2017-08-30  Jozef Lawrynowicz  <jozef.l@somniumtech.com>
3907         * gcc/config/msp430/msp430.h: Pass -mcode/data-region to the linker
3908         and -mdata-region to the assembler.
3910 2017-08-30  Richard Biener  <rguenther@suse.de>
3912         * dwarf2out.c (add_dwarf_attr): Check we don't add duplicate
3913         attributes.
3914         (gen_subprogram_die): Add DW_AT_object_pointer only early.
3915         (dwarf2out_early_global_decl): Only generate a DIE for the
3916         abstract origin if it doesn't already exist or is a declaration DIE.
3917         (resolve_addr): Do not add the linkage name twice when
3918         generating a stub DIE for the DW_TAG_GNU_call_site target.
3920 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3922         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3923         Use machine_mode rather than int for arg1_mode.
3925 2017-08-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
3927         PR target/82015
3928         * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Insure
3929         that the second argument of the built-in functions to unpack
3930         128-bit scalar types to 64-bit values is 0 or 1.  Change to use a
3931         switch statement instead a lot of if statements.
3932         * config/rs6000/rs6000.md (unpack<mode>, FMOVE128_VSX iterator):
3933         Allow 64-bit values to be in Altivec registers as well as
3934         traditional floating point registers.
3935         (pack<mode>, FMOVE128_VSX iterator): Likewise.
3937 2017-08-29  Alexander Monakov  <amonakov@ispras.ru>
3939         * ira-costs.c (record_address_regs): Handle both operands of PLUS for
3940         MAX_REGS_PER_ADDRESS == 1.
3942 2017-08-29  Uros Bizjak  <ubizjak@gmail.com>
3944         * config/i386/i386.opt (flag_fentry): Do not init to -1.
3945         * config/i386/i386.c (ix86_option_override_internal): Simplify
3946         setting of opts->x_flag_entry.
3948 2017-08-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3949             Jakub Jelinek  <jakub@redhat.com>
3950             Richard Biener  <rguenther@suse.de>
3952         PR tree-optimization/81503
3953         * gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure
3954         folded constant fits in the target type; reorder tests for clarity.
3956 2017-08-29  Martin Liska  <mliska@suse.cz>
3958         * passes.def: Include pass_lower_switch.
3959         * stmt.c (dump_case_nodes): Remove and move to
3960         tree-switch-conversion.
3961         (case_values_threshold): Likewise.
3962         (expand_switch_as_decision_tree_p): Likewise.
3963         (emit_case_decision_tree): Likewise.
3964         (expand_case): Likewise.
3965         (balance_case_nodes): Likewise.
3966         (node_has_low_bound): Likewise.
3967         (node_has_high_bound): Likewise.
3968         (node_is_bounded): Likewise.
3969         (emit_case_nodes): Likewise.
3970         (struct simple_case_node): New struct.
3971         (add_case_node): Remove.
3972         (emit_case_dispatch_table): Use vector instead of case_list.
3973         (reset_out_edges_aux): Remove.
3974         (compute_cases_per_edge): Likewise.
3975         (expand_case): Build list of simple_case_node.
3976         (expand_sjlj_dispatch_table): Use it.
3977         * tree-switch-conversion.c (struct case_node): Moved from
3978         stmt.c and adjusted.
3979         (emit_case_nodes): Likewise.
3980         (node_has_low_bound): Likewise.
3981         (node_has_high_bound): Likewise.
3982         (node_is_bounded): Likewise.
3983         (case_values_threshold): Likewise.
3984         (reset_out_edges_aux): Likewise.
3985         (compute_cases_per_edge): Likewise.
3986         (add_case_node): Likewise.
3987         (dump_case_nodes): Likewise.
3988         (balance_case_nodes): Likewise.
3989         (expand_switch_as_decision_tree_p): Likewise.
3990         (emit_jump): Likewise.
3991         (emit_case_decision_tree): Likewise.
3992         (try_switch_expansion): Likewise.
3993         (do_jump_if_equal): Likewise.
3994         (emit_cmp_and_jump_insns): Likewise.
3995         (fix_phi_operands_for_edge): New function.
3996         (record_phi_operand_mapping): Likewise.
3997         (class pass_lower_switch): New pass.
3998         (pass_lower_switch::execute): New function.
3999         (make_pass_lower_switch): Likewise.
4000         (conditional_probability):
4001         * timevar.def: Add TV_TREE_SWITCH_LOWERING.
4002         * tree-pass.h: Add make_pass_lower_switch.
4004 2017-08-29  Jozef Lawrynowicz  <jozef.l@somniumtech.com>
4006         PR target/80993
4007         * gcc/config/msp430/msp430.c (msp430_attr): Mark interrupt
4008         handlers as used.
4010 2017-08-29  Richard Biener  <rguenther@suse.de>
4012         * dwarf2out.c (add_dwarf_attr): When checking is enabled verify
4013         we do not add a DW_AT_inline attribute twice.
4014         (gen_subprogram_die): Remove code setting DW_AT_inline on
4015         DECL_ABSTRACT_P nodes.
4017 2017-08-29  Richard Sandiford  <richard.sandiford@linaro.org>
4019         * gimplify.c (gimplify_call_expr): Copy the nothrow flag to
4020         calls to internal functions.
4021         (gimplify_modify_expr): Likewise.
4022         * tree-call-cdce.c (use_internal_fn): Likewise.
4023         * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
4024         (convert_to_divmod): Set the nothrow flag.
4025         * tree-if-conv.c (predicate_mem_writes):  Likewise.
4026         * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
4027         (vectorizable_call): Likewise.
4028         (vectorizable_store): Likewise.
4029         (vectorizable_load): Likewise.
4030         * tree-vect-patterns.c (vect_recog_pow_pattern): Likewise.
4031         (vect_recog_mask_conversion_pattern): Likewise.
4033 2017-08-29  Martin Liska  <mliska@suse.cz>
4035         PR other/39851
4036         * gcc.c (driver_handle_option): Add new argument.
4037         * opts-common.c (handle_option): Pass
4038         target_option_override_hook.
4039         * opts-global.c (lang_handle_option): Add new option.
4040         (set_default_handlers):  Add new argument.
4041         (decode_options): Likewise.
4042         * opts.c (target_handle_option): Likewise.
4043         (common_handle_option): Call target_option_override_hook.
4044         * opts.h (struct cl_option_handler_func): Add hook for
4045         target option override.
4046         (struct cl_option_handlers): Likewise.
4047         (set_default_handlers): Add new argument.
4048         (decode_options): Likewise.
4049         (common_handle_option): Likewise.
4050         (target_handle_option): Likewise.
4051         * toplev.c (toplev::main): Pass targetm.target_option.override
4052         hook.
4054 2017-08-29  Richard Biener  <rguenther@suse.de>
4055         Dominik Infuehr <dominik.infuehr@theobroma-systems.com>
4057         * tree-vect-slp.c (vect_bb_slp_scalar_cost): Properly confine
4058         life to the active subtree.
4060 2017-08-28  Jeff Law  <law@redhat.com>
4062         * tree-ssa-dom.c (edge_info::record_simple_equiv): Call
4063         derive_equivalences.
4064         (derive_equivalences_from_bit_ior, record_temporary_equivalences):
4065         Code moved into....
4066         (edge_info::derive_equivalences): New private member function
4068         * tree-ssa-dom.c (class edge_info): Changed from a struct
4069         to a class.  Add ctor/dtor, methods and data members.
4070         (edge_info::edge_info): Renamed from allocate_edge_info.
4071         Initialize additional members.
4072         (edge_info::~edge_info): New.
4073         (free_dom_edge_info): Delete the edge info.
4074         (record_edge_info): Use new class & associated member functions.
4075         Tighten forms for testing for edge equivalences.
4076         (record_temporary_equivalences): Iterate over the simple
4077         equivalences rather than assuming there's only one per edge.
4078         (cprop_into_successor_phis): Iterate over the simple
4079         equivalences rather than assuming there's only one per edge.
4080         (optimize_stmt): Use operand_equal_p rather than pointer
4081         equality for mini-DSE code.
4083 2017-08-28  Nathan Sidwell  <nathan@acm.org>
4085         * gcc.c (execute): Fold SIGPIPE handling into switch
4086         statement.  Adjust internal error message.
4088 2017-08-28  Richard Biener  <rguenther@suse.de>
4090         PR debug/81993
4091         * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4092         Do nothing for removed DIEs.
4094 2017-08-28  Richard Biener  <rguenther@suse.de>
4096         PR tree-optimization/81977
4097         * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
4098         memcpy.
4100 2017-08-28  Alexander Monakov  <amonakov@ispras.ru>
4102         PR target/80640
4103         * doc/md.texi (mem_thread_fence): Remove mention of mode.  Rewrite.
4104         * optabs.c (expand_mem_thread_fence): Emit a compiler barrier when
4105         using targetm.gen_mem_thread_fence.
4107 2017-08-27  Uros Bizjak  <ubizjak@gmail.com>
4109         PR target/81995
4110         * config/i386/i386.md (*<btsc><mode>): Change operand 2
4111         predicate to register_operand.  Reorder operands.
4112         (*btr<mode>): Ditto.
4113         (*<btsc><mode>_mask): Change operand 3 predicate to register_operand.
4114         (*btr<mode>_mask): Ditto.
4116 2017-08-25  Steven Munroe  <munroesj@gcc.gnu.org>
4118         * config.gcc (powerpc*-*-*): Add xmmintrin.h and mm_malloc.h.
4119         * config/rs6000/xmmintrin.h: New file.
4120         * config/rs6000/x86intrin.h [__ALTIVEC__]: Include xmmintrin.h.
4122 2017-08-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4124         PR target/81504
4125         * config/rs6000/rs6000-p8swap.c (find_alignment_op): Add reference
4126         parameter and_insn and return it.
4127         (recombine_lvx_pattern): Insert a copy to ensure availability of
4128         the base register of the copied masking operation at the point of
4129         the instruction replacement.
4130         (recombine_stvx_pattern): Likewise.
4132 2017-08-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
4134         * config/rs6000/rs6000.opt (-mpower9-dform-scalar): Delete
4135         undocumented switches.
4136         (-mpower9-dform-vector): Likewise.
4137         (-mpower9-dform): Likewise.
4138         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Update
4139         comments to delete references to -mpower9-dform* switches.
4140         * config/rs6000/predicates.md (vsx_quad_dform_memory_operand):
4141         Delete reference to -mpower9-dform* switches, test for
4142         -mpower9-vector instead.
4143         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Likewise.
4144         (OTHER_P9_VECTOR_MASKS): Likewise.
4145         (POWERPC_MASKS): Likewise.
4146         * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Change
4147         tests against -mpower9-dform* to -mpower9-vector.  Delete code
4148         that checked for -mpower9-dform* consistancy with other options.
4149         Add test for -mpower9-misc to enable other power9 switches.
4150         (rs6000_init_hard_regno_mode_ok): Likewise.
4151         (rs6000_option_override_internal): Likewise.
4152         (rs6000_emit_prologue): Likewise.
4153         (rs6000_emit_epilogue): Likewise.
4154         (rs6000_opt_masks): Delete -mpower9-dform-{scalar,vector}.
4155         (rs6000_disable_incompatiable_switches): Delete -mpower9-dform.
4156         (emit_fusion_p9_load): Change tests for -mpower9-dform-scalar
4157         -mpower9-vector.
4158         (emit_fusion_p9_store): Likewise.
4159         * config/rs6000/rs6000.h (TARGET_P9_DFORM_SCALAR): Delete
4160         resetting these macros if the assembler does not support ISA 3.0
4161         instructions.
4162         (TARGET_P9_DFORM_VECTOR): Likewise.
4163         * config/rs6000/rs6000.md (peepholes to optimize altivec memory):
4164         Change to use -mpower9-vector instead of -mpower9-dform-scalar.
4166 2017-08-25  Alan Modra  <amodra@gmail.com>
4168         PR rtl-optimization/81747
4169         * cse.c (cse_extended_basic_block): Don't attempt to record
4170         equivalences for degenerate conditional branches that branch
4171         to their fall-through.
4173 2017-08-24  Martin Sebor  <msebor@redhat.com>
4175         PR middle-end/81908
4176         * gimple-fold.c (size_must_be_zero_p): New function.
4177         (gimple_fold_builtin_memory_op): Call it.
4179 2017-08-24  Steven Munroe  <munroesj@gcc.gnu.org>
4181         * config/rs6000/mm_malloc.h: New file.
4183 2017-08-24  Bin Cheng  <bin.cheng@arm.com>
4185         PR tree-optimization/81913
4186         * tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter
4187         analysis when either IVs in condition can wrap.
4189 2017-08-24  Uros Bizjak  <ubizjak@gmail.com>
4191         * dwarf2out.c (MAX_ARTIFICIAL_LABEL_BYTES): Increase to 40.
4192         * dwarf2cfi.c (MAX_ARTIFICIAL_LABEL_BYTES): Remove.
4194 2017-08-24  Richard Biener  <rguenther@suse.de>
4196         PR target/81921
4197         * targhooks.c (default_target_can_inline_p): Properly
4198         use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET
4199         is present and always compare.
4200         * config/i386/i386.c (ix86_valid_target_attribute_tree): Do not
4201         infer -mfpmath=sse from TARGET_SSE_P.
4202         (ix86_can_inline_p): Properly use target_option_default_node when
4203         no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare.
4205 2017-08-24  Richard Biener  <rguenther@suse.de>
4207         PR debug/81936
4208         * dwarf2out.c (output_die): Handle flag_generate_offload like
4209         flag_generate_lto.
4210         (output_comp_unit): Likewise.
4211         (gen_array_type_die): Likewise.
4212         (dwarf2out_early_finish): Likewise.
4213         (note_variable_value_in_expr): Likewise.
4214         (dwarf2out_finish): Likewise.  Adjust assert.
4215         * cgraphunit.c (symbol_table::compile): Move setting of
4216         flag_generate_offload earlier ...
4217         (symbol_table::finalize_compilation_unit): ... here, before
4218         early debug finalization.
4220 2017-08-24  Richard Biener  <rguenther@suse.de>
4222         * config/i386/i386.c: Include symbol-summary.h, ipa-prop.h
4223         and ipa-fnsummary.h.
4224         (ix86_can_inline_p): When ix86_fpmath flags do not match
4225         check whether the callee uses FP math at all.
4227 2017-08-24  Aldy Hernandez  <aldyh@redhat.com>
4229         PR middle-end/81931
4230         * tree-ssanames.c (get_nonzero_bits): Use element_precision
4231         instead of TYPE_PRECISION.
4233 2017-08-24  Richard Sandiford  <richard.sandiford@linaro.org>
4234             Alan Hayward  <alan.hayward@arm.com>
4235             David Sherwood  <david.sherwood@arm.com>
4237         * combine.c (make_extraction): Use subreg_offset_from_lsb.
4239 2017-08-23  Daniel Santos  <daniel.santos@pobox.com>
4241         * config/i386/i386.h (ix86_frame::stack_realign_allocate_offset):
4242         Remove field.
4243         (ix86_frame::stack_realign_allocate): New field.
4244         (struct machine_frame_state): Modify comments.
4245         (machine_frame_state::sp_realigned_fp_end): New field.
4246         * config/i386/i386.c (ix86_compute_frame_layout): Rework stack frame
4247         layout calculation.
4248         (sp_valid_at): Add assertion to assure no attempt to access invalid
4249         offset of a realigned stack.
4250         (fp_valid_at): Likewise.
4251         (choose_baseaddr): Modify comments.
4252         (ix86_emit_outlined_ms2sysv_save): Adjust to changes in
4253         ix86_expand_prologue.
4254         (ix86_expand_prologue): Modify stack realignment and allocation.
4255         (ix86_expand_epilogue): Modify comments.
4256         * doc/sourcebuild.texi: Add documentation for target selectors avx2,
4257         avx2_runtime, avx512f, and avx512f_runtime.
4259 2017-08-23  Uros Bizjak  <ubizjak@gmail.com>
4261         * config/i386/i386.opt: Remove unneeded Init(0) initializations.
4262         (mstackrealign): Do not init to -1.
4263         * config/i386/i386.c (ix86_option_override_internal):
4264         Check opts_set, not opts when setting default value of
4265         opts->x_ix86_force_align_arg_pointer.
4267 2017-08-23  Richard Biener  <rguenther@suse.de>
4269         * function.c (fndecl_name): Use verbosity 1 (no arguments) for
4270         lang_hooks.decl_printable_name.
4271         * print-rtl-function.c (print_rtx_function): Likewise.
4272         * tree-pretty-print.c (dump_function_header): Likewise.
4274 2017-08-23  Richard Biener  <rguenther@suse.de>
4276         PR lto/81940
4277         * dwarf2out.c (dwarf2out_abstract_function): Handle LTO with
4278         -g0 at compile-time.
4280 2017-08-23  Tamar Christina  <tamar.christina@arm.com>
4282         PR middle-end/19706
4283         * doc/sourcebuild.texi (Other hardware attributes):
4284         Document xorsign.
4286 2017-08-23  Tamar Christina  <tamar.christina@arm.com>
4288         PR middle-end/19706
4289         * tree-ssa-math-opts.c (convert_expand_mult_copysign):
4290         Fix single-use check.
4292 2017-08-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4294         * gcc.c (execute): Only test for SIGKILL and SIGQUIT if available.
4296 2017-08-22  Daniel Santos  <daniel.santos@pobox.com>
4298         * doc/install.texi: Modify to add more details on running selected
4299         tests.
4301 2017-08-22  Daniel Santos  <daniel.santos@pobox.com>
4303         * config/i386/i386.c (ix86_option_override_internal): Error when -mx32
4304         is combined with -mabi=ms.
4305         (ix86_function_type_abi): Limit errors for mixing -mx32 with attribute
4306         ms_abi.
4308 2017-08-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4310         PR tree-optimization/81488
4311         * gimple-ssa-strength-reduction (struct slsr_cand_d): Add visited
4312         and cached_basis fields.
4313         (MAX_SPREAD): New constant.
4314         (alloc_cand_and_find_basis): Initialize new fields.
4315         (clear_visited): New function.
4316         (create_phi_basis_1): Rename from create_phi_basis, set visited
4317         and cached_basis fields.
4318         (create_phi_basis): New wrapper function.
4319         (phi_add_costs_1): Rename from phi_add_costs, add spread
4320         parameter, set visited field, short-circuit when limits reached.
4321         (phi_add_costs): New wrapper function.
4322         (record_phi_increments_1): Rename from record_phi_increments, set
4323         visited field.
4324         (record_phi_increments): New wrapper function.
4325         (phi_incr_cost_1): Rename from phi_incr_cost, set visited field.
4326         (phi_incr_cost): New wrapper function.
4327         (all_phi_incrs_profitable_1): Rename from
4328         all_phi_incrs_profitable, set visited field.
4329         (all_phi_incrs_profitable): New wrapper function.
4331 2017-08-22  Richard Sandiford  <richard.sandiford@linaro.org>
4332             Alan Hayward  <alan.hayward@arm.com>
4333             David Sherwood  <david.sherwood@arm.com>
4335         * rtl.h (paradoxical_subreg_p): Define inline, and add a version
4336         that takes the outer and inner modes.
4337         * doc/rtl.texi: Use paradoxical_subreg_p instead of a GET_MODE_SIZE
4338         comparison as the canonical test for a paradoxical subreg.
4339         * combine.c (simplify_set): Use paradoxical_subreg_p.
4340         (make_extraction): Likewise.
4341         (force_to_mode): Likewise.
4342         (rtx_equal_for_field_assignment_p): Likewise.
4343         (gen_lowpart_for_combine): Likewise.
4344         (simplify_comparison): Likewise.
4345         * cse.c (equiv_constant): Likewise.
4346         * expmed.c (store_bit_field_1): Likewise.
4347         * final.c (alter_subreg): Likewise.
4348         * fwprop.c (propagate_rtx): Likewise.
4349         (forward_propagate_subreg): Likewise.
4350         * ira-conflicts.c (ira_build_conflicts): Likewise.
4351         * lower-subreg.c (simplify_gen_subreg_concatn): Likewise.
4352         * lra-constraints.c (curr_insn_transform): Likewise.
4353         (split_reg): Likewise.
4354         * lra-eliminations.c (move_plus_up): Likewise.
4355         (lra_eliminate_regs_1): Likewise.
4356         * recog.c (general_operand): Likewise.
4357         * ree.c (combine_reaching_defs): Likewise.
4358         * reload.c (push_reload): Likewise.
4359         (find_reloads): Likewise.
4360         * reload1.c (elimination_effects): Likewise.
4361         (compute_reload_subreg_offset): Likewise.
4362         (choose_reload_regs): Likewise.
4363         * rtlanal.c (subreg_lsb_1): Likewise.
4364         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4365         (simplify_subreg): Likewise.
4366         * var-tracking.c (track_loc_p): Likewise.
4367         * emit-rtl.c (byte_lowpart_offset): Likewise.
4368         (paradoxical_subreg_p): Delete out-of-line definition.
4370 2017-08-22  Jeff Law  <law@redhat.com>
4372         PR tree-optimization/81741
4373         PR tree-optimization/71947
4374         * tree-ssa-dom.c: Include tree-inline.h.
4375         (record_temporary_equivalences): Only record SSA_NAME = SSA_NAME
4376         equivalences if one is more expensive to compute than the other.
4377         * tree-ssa-scopedtables.h (class const_or_copies): Make
4378         record_const_or_copy_raw method private.
4379         (class avail_exprs_stack): New method simplify_binary_operation.
4380         * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Call
4381         avail_exprs_stack::simplify_binary_operation as needed.
4382         (avail_exprs_stack::simplify_binary_operation): New function.
4384 2017-08-22  Sebastian Huber  <sebastian.huber@embedded-brains.de>
4386         * config.gcc (powerpc-*-rtems*): Add rs6000/linux64.opt.
4387         * config/rs6000/rtems.h (ASM_PREFERRED_EH_DATA_FORMAT): New define.
4388         (DOT_SYMBOLS): Likewise.
4389         (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4390         (RELOCATABLE_NEEDS_FIXUP): Likewise.
4391         (RS6000_ABI_NAME): Likewise.
4392         (TARGET_CMODEL): Likewise.
4393         (TOC_SECTION_ASM_OP): Likewise.
4394         (SET_CMODEL): New macro.
4395         (SUBSUBTARGET_OVERRIDE_OPTIONS): Evaluate cmodel options.
4397 2017-08-22  Richard Biener  <rguenther@suse.de>
4399         * tree-inline.c (remap_type_1): Change asserts on TYPE_SIZE[_UNIT]
4400         to allow for free-lang-data replacements similar to verify_type_variant.
4402 2017-08-22  Richard Sandiford  <richard.sandiford@linaro.org>
4403             Alan Hayward  <alan.hayward@arm.com>
4404             David Sherwood  <david.sherwood@arm.com>
4406         * config/aarch64/aarch64.md (casesi): Use DImode rather than
4407         VOIDmode for the LABEL_REF.
4409 2017-08-22  Richard Biener  <rguenther@suse.de>
4411         * tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes.
4413 2017-08-22  Richard Biener  <rguenther@suse.de>
4415         * common.opt (feliminate-dwarf2-dups): Ignore.
4416         * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation.
4417         * dwarf2out.c (push_new_compile_unit, pop_compile_unit,
4418         same_die_p_wrap, compute_section_prefix,
4419         is_symbol_die, assign_symbol_names, break_out_includes): Remove.
4420         (comdat_symbol_id, comdat_symbol_number): Likewise.
4421         (cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type):
4422         Likewise.
4423         (check_duplicate_cu, record_comdat_symbol_number): Likewise.
4424         (output_die): Mark unreachable path unreachable.
4425         (dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL.
4426         (dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL.
4427         (dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups.
4428         (dwarf2out_early_finish): Likewise.
4430 2017-08-22  Aldy Hernandez  <aldyh@redhat.com>
4432         * wide-int.h (hwi_with_prec::hwi_with_prec): Sign extend.
4434 2017-08-22  Georg-Johann Lay  <avr@gjlay.de>
4436         PR target/81910
4437         * config/avr/avr.c (avr_handle_addr_attribute): Early return if
4438         not VAR_P. Filter attribute warnings with OPT_Wattributes.
4439         (avr_attribute_table) <io, io_low, address>: Initialize
4440         .decl_required with true.
4442 2017-08-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
4444         * config/rs6000/rs6000-cpus.def (-mvsx-scalar-float): Delete
4445         undocumented debugging options.
4446         (-mvsx-scalar-double): Likewise.
4447         (-mallow-df-permute): Likewise.
4448         (-mvectorize-builtins): Likewise.
4449         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
4450         (rs6000_builtin_vectorized_function): Likewise.
4451         (rs6000_builtin_md_vectorized_function): Likewise.
4452         (rs6000_opt_vars): Likewise.
4454 2017-08-21  Uros Bizjak  <ubizjak@gmail.com>
4456         PR target/46091
4457         * config/i386/i386.md (*btsq_imm): Rename from *btsq.
4458         (*btrq_imm): Rename from *btrq.
4459         (*btcq_imm): Rename from *btcq.
4460         (btsc): New code attribute.
4461         (*<btsc><mode>): New insn pattern.
4462         (*btr<mode>): Ditto.
4463         (*<btsc><mode>_mask): New insn_and_split pattern.
4464         (*btr<mode>_mask): Ditto.
4466 2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
4467             Alan Hayward  <alan.hayward@arm.com>
4468             David Sherwood  <david.sherwood@arm.com>
4470         * function.c (pad_below): Simplify padding calculation.
4472 2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
4473             Alan Hayward  <alan.hayward@arm.com>
4474             David Sherwood  <david.sherwood@arm.com>
4476         * target.def (function_prologue): Remove frame size argument.
4477         (function_epilogue): Likewise.
4478         * doc/tm.texi: Regenerate.
4479         * final.c (final_start_function): Update call to function_prologue.
4480         (final_end_function): Update call to function_epilogue.
4481         (default_function_pro_epilogue): Remove frame size argument.
4482         * output.h (default_function_pro_epilogue): Likewise.
4483         * config/arm/arm.c (arm_output_function_epilogue): Likewise.
4484         (arm_output_function_prologue): Likewise.
4485         * config/frv/frv.c (frv_function_prologue): Likewise.
4486         (frv_function_epilogue): Likewise.
4487         * config/i386/i386.c (ix86_output_function_epilogue): Likewise.
4488         * config/ia64/ia64.c (ia64_output_function_prologue): Likewise.
4489         (ia64_output_function_epilogue): Likewise.
4490         * config/m32r/m32r.c (m32r_output_function_prologue): Likewise.
4491         (m32r_output_function_epilogue): Likewise.
4492         * config/microblaze/microblaze.c (microblaze_function_prologue)
4493         (microblaze_function_epilogue): Likewise.
4494         * config/mips/mips.c (mips_output_function_prologue): Likewise.
4495         (mips_output_function_epilogue): Likewise.
4496         * config/mmix/mmix.c (mmix_target_asm_function_prologue): Likewise.
4497         (mmix_target_asm_function_epilogue): Likewise.
4498         * config/msp430/msp430.c (msp430_start_function): Likewise.
4499         * config/nds32/nds32.c (nds32_asm_function_prologue): Likewise.
4500         (nds32_asm_function_epilogue): Likewise.
4501         * config/nios2/nios2.c (nios2_asm_function_prologue): Likewise.
4502         * config/pa/pa.c (pa_output_function_prologue): Likewise.
4503         (pa_output_function_epilogue): Likewise.
4504         * config/powerpcspe/powerpcspe.c (rs6000_output_function_prologue)
4505         (rs6000_output_function_epilogue): Likewise.
4506         * config/rl78/rl78.c (rl78_start_function): Likewise.
4507         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Likewise.
4508         (rs6000_output_function_epilogue): Likewise.
4509         * config/rx/rx.c (rx_output_function_prologue): Likewise.
4510         * config/sh/sh.c (sh_output_function_epilogue): Likewise.
4511         * config/sparc/sparc.c (sparc_asm_function_prologue): Likewise.
4512         (sparc_asm_function_epilogue): Likewise.
4514 2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
4516         * tree.h (type_has_mode_precision_p): New function.
4517         * convert.c (convert_to_integer_1): Use it.
4518         * expr.c (expand_expr_real_2): Likewise.
4519         (expand_expr_real_1): Likewise.
4520         * fold-const.c (fold_single_bit_test_into_sign_test): Likewise.
4521         * match.pd: Likewise.
4522         * tree-ssa-forwprop.c (simplify_rotate): Likewise.
4523         * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
4524         * tree-tailcall.c (process_assignment): Likewise.
4525         * tree-vect-loop.c (vectorizable_reduction): Likewise.
4526         * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern)
4527         (vect_recog_mult_pattern, vect_recog_divmod_pattern): Likewise.
4528         * tree-vect-stmts.c (vectorizable_conversion): Likewise.
4529         (vectorizable_assignment): Likewise.
4530         (vectorizable_shift): Likewise.
4531         (vectorizable_operation): Likewise.
4532         * tree-vrp.c (register_edge_assert_for_2): Likewise.
4534 2017-08-21  Wilco Dijkstra  <wdijkstr@arm.com>
4536         * match.pd: Add pow (C, x) simplification.
4538 2017-08-21  Richard Biener  <rguenther@suse.de>
4540         PR tree-optimization/81900
4541         * tree-ssa-pre.c (compute_antic_aux): Properly compute changed
4542         for blocks with abnormal predecessors.
4543         (compute_antic): Do not set visited flag prematurely.
4545 2017-08-21  Georg-Johann Lay  <avr@gjlay.de>
4547         PR target/79883
4548         * config/avr/avr.c (avr_set_current_function): Typo in diagnostic.
4550 2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
4552         * stor-layout.h (vector_type_mode): Move to...
4553         * tree.h (vector_type_mode): ...here.
4554         * stor-layout.c (vector_type_mode): Move to...
4555         * tree.c (vector_type_mode): ...here.  Include rtl.h and regs.h.
4557 2017-08-21  Richard Biener  <rguenther@suse.de>
4559         * debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
4560         register_external_die hooks.
4561         (debug_false_tree_charstarstar_uhwistar): Declare.
4562         (debug_nothing_tree_charstar_uhwi): Likewise.
4563         * debug.c (do_nothing_debug_hooks): Adjust.
4564         (debug_false_tree_charstarstar_uhwistar): New do nothing.
4565         (debug_nothing_tree_charstar_uhwi): Likewise.
4566         * dbxout.c (dbx_debug_hooks): Adjust.
4567         (xcoff_debug_hooks): Likewise.
4568         * sdbout.c (sdb_debug_hooks): Likewise.
4569         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4570         * dwarf2out.c (macinfo_label_base): New global.
4571         (dwarf2out_register_external_die): New function for the
4572         register_external_die hook.
4573         (dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
4574         (dwarf2_debug_hooks): Use them.
4575         (dwarf2_lineno_debug_hooks): Adjust.
4576         (struct die_struct): Add with_offset flag.
4577         (DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
4578         DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
4579         DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
4580         DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
4581         DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
4582         DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
4583         defining section names for the early LTO debug variants.
4584         (reset_indirect_string): New helper.
4585         (add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
4586         (print_dw_val): Add support for offsetted symbol references.
4587         (get_ultimate_context): Split out from is_cxx.
4588         (is_cxx): Use get_ultimate_context.
4589         (is_fortran): Add decl overload.
4590         (compute_comp_unit_symbol): Split out worker from
4591         compute_section_prefix.
4592         (compute_section_prefix): Call compute_comp_unit_symbol and
4593         set comdat_type_p here.
4594         (output_die): Skip DIE symbol output for the LTO added one.
4595         Handle DIE symbol references with offset.
4596         (output_comp_unit): Guard section name mangling properly.
4597         For LTO debug sections emit a symbol at the section beginning
4598         which we use to refer to its DIEs.
4599         (add_abstract_origin_attribute): For DIEs registered via
4600         dwarf2out_register_external_die directly refer to the early
4601         DIE rather than indirectly through the shadow one we created.
4602         Remove obsolete call to dwarf2out_abstract_function for
4603         non-function/block origins.
4604         (gen_array_type_die): When generating early LTO debug do
4605         not emit DW_AT_string_length.
4606         (gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
4607         late when in LTO.  As suggested place a gcc_unreachable for
4608         the DECL_ABSTRACT_P case.
4609         (gen_subprogram_die): Avoid another specification DIE
4610         for early built declarations/definitions for the late LTO case.
4611         (gen_variable_die): Add type references for late duplicated VLA dies
4612         when in late LTO.
4613         (gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
4614         we have the abstract instance already.
4615         (process_scope_var): Adjust decl DIE contexts in LTO which
4616         first puts them in limbo.
4617         (gen_decl_die): Do not generate type DIEs late apart from
4618         types for VLAs or for decls we do not yet have a DIE.  Do not
4619         call dwarf2out_abstract_function late.
4620         (dwarf2out_early_global_decl): Make sure to create DIEs
4621         for abstract instances of a decl first.
4622         (dwarf2out_late_global_decl): Adjust comment.
4623         (output_macinfo_op): With multiple macro sections use
4624         macinfo_label_base to distinguish labels.
4625         (output_macinfo): Likewise.  Update macinfo_label_base.
4626         Pass in the line info label.
4627         (note_variable_value_in_expr): When generating LTO resolve
4628         all variable values here by generating DIEs as needed.
4629         (init_sections_and_labels): Add early LTO debug flag parameter
4630         and generate different sections and names if set.  Add generation
4631         counter for the labels so we can have multiple of them.
4632         (reset_dies): Helper to allow DIEs to be output multiple times.
4633         (dwarf2out_finish): When outputting DIEs to the fat part of an
4634         LTO object first reset DIEs.
4635         (dwarf2out_early_finish): Output early DIEs when generating LTO.
4636         (modified_type_die): Check for decl_ultimate_origin being self
4637         before recursing.
4638         (gen_type_die_with_usage): Likewise.
4639         (gen_typedef_die): Allow decl_ultimate_origin being self.
4640         (set_decl_abstract_flags): Remove.
4641         (set_block_abstract_flags): Likewise.
4642         (dwarf2out_abstract_function): Treat the early generated DIEs
4643         as the abstract copy and only add DW_AT_inline and
4644         DW_AT_artificial here and call set_decl_origin_self.
4645         If the DIE has an abstract origin don't do anything.
4646         * tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL
4647         if we have none yet (Go fails to build one, PR78628).
4648         (variably_modified_type_p): Prevent endless recursion for Ada
4649         cyclic pointer types.
4650         * lto-streamer-in.c: Include debug.h.
4651         (dref_queue): New global.
4652         (lto_read_tree_1): Stream in DIE references.
4653         (lto_input_tree): Register DIE references.
4654         (input_function): Stream DECL_DEBUG_ARGS.
4655         * lto-streamer-out.c: Include debug.h.
4656         (lto_write_tree_1): Output DIE references.
4657         (DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
4658         Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls.
4659         (output_function): Stream DECL_DEBUG_ARGS.
4660         * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
4661         Stream DECL_ABSTRACT_ORIGIN.
4662         * tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
4663         (write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL
4664         DECL_CONTEXT for file-scope decls.
4665         * lto-streamer.h (struct dref_entry): Declare.
4666         (dref_queue): Likewise.
4667         * cfgexpand.c (pass_expand::execute): Do not call the
4668         outlining_inline_function hook here.
4669         * lto-wrapper.c (debug_obj): New global.
4670         (tool_cleanup): Unlink it if required.
4671         (debug_objcopy): New function.
4672         (run_gcc): Handle early debug sections in the IL files by
4673         extracting them to separate files, partially linkin them and
4674         feeding the result back as result to the linker.
4675         * config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
4676         DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
4677         DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
4678         sections into a separate segment.
4679         * config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
4680         segments.
4681         (darwin_asm_dwarf_section): Likewise.
4682         (darwin_asm_output_dwarf_offset): Likewise.
4683         * config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P.
4685 2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
4686             Alan Hayward  <alan.hayward@arm.com>
4687             David Sherwood  <david.sherwood@arm.com>
4689         * read-md.h (md_reader::record_potential_iterator_use): Replace
4690         pointer argument with an rtx and an index.
4691         * read-rtl.c (iterator_group::apply_iterator): Likewise.
4692         (apply_mode_iterator): Likewise.
4693         (apply_code_iterator): Likewise.
4694         (apply_int_iterator): Likewise.
4695         (apply_subst_iterator): Likewise.
4696         (record_iterator_use): Likewise.
4697         (record_attribute_use): Likewise.
4698         (md_reader::record_potential_iterator_use): Likewise.  Update calls
4699         to record_iterator_use and apply_iterator.
4700         (iterator_use): Replace ptr with x and index.
4701         (attribute_use): Likewise.
4702         (apply_attribute_uses): Update calls to apply_iterator.
4703         (apply_iterators): Likewise.  Update initialization of iterator_use.
4704         (rtx_reader::read_rtx_code): Update calls to record_iterator_use
4705         and record_potential_iterator_use.
4706         (rtx_reader::read_rtx_operand): Likewise.
4708 2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
4709             Alan Hayward  <alan.hayward@arm.com>
4710             David Sherwood  <david.sherwood@arm.com>
4712         * varasm.c (const_rtx_hash_1): Don't hash in the mode of a
4713         CONST_WIDE_INT.
4715 2017-08-21  Richard Biener  <rguenther@suse.de>
4717         PR middle-end/81884
4718         * tree-ssa-alias.c (stmt_kills_ref_p): Handle array accesses
4719         at struct end conservatively when comparing common bases.
4721 2017-08-21  Richard Biener  <rguenther@suse.de>
4723         * tree-ssa-loop-im.c (struct lim_aux_data): Add ref index member.
4724         (mem_ref_in_stmt): Remove.
4725         (determine_max_movement): Use ref index to get at the reference.
4726         (invariantness_dom_walker::before_dom_children): Deal with
4727         lim data already initialized.
4728         (gather_mem_refs_stmt): Initialize lim data and record ref index.
4730 2017-08-19  Uros Bizjak  <ubizjak@gmail.com>
4732         * config/i386/i386.h (OPTION_MASK_ISA_ROUND): Remove.
4733         (TARGET_ISA_ROUND): Ditto.
4734         (TARGET_ROUND): Ditto.
4735         * config/i386/i386.c: Substitute TARGET_ROUND with TARGET_SSE4_1.
4736         * config/i386/i386.md: Ditto.
4737         * config/i386/sse.md: Ditto.
4738         * config/i386/i386-builtin.def: Substitute OPTION_MASK_ISA_ROUND
4739         with OPTION_MASK_ISA_SSE4_1.
4741 2017-08-19  Uros Bizjak  <ubizjak@gmail.com>
4743         PR target/81894
4744         * doc/extend.texi (x86 Built-in Functions): Correct the name of
4745         __builtin_ia32_lzcnt_u16.
4747 2017-08-18  Peter Bergner  <bergner@vnet.ibm.com>
4749         PR target/80210
4750         * config/rs6000/rs6000.c (rs6000_activate_target_options): New function.
4751         (rs6000_set_current_function): Rewrite function to use it.
4753 2017-08-18  H.J. Lu  <hongjiu.lu@intel.com>
4755         PR c/53037
4756         * print-tree.c (print_node): Support DECL_WARN_IF_NOT_ALIGN
4757         and TYPE_WARN_IF_NOT_ALIGN.
4758         * stor-layout.c (do_type_align): Merge DECL_WARN_IF_NOT_ALIGN.
4759         (handle_warn_if_not_align): New.
4760         (place_union_field): Call handle_warn_if_not_align.
4761         (place_field): Call handle_warn_if_not_align.
4762         Copy TYPE_WARN_IF_NOT_ALIGN.
4763         (finish_builtin_struct): Copy TYPE_WARN_IF_NOT_ALIGN.
4764         (layout_type): Likewise.
4765         * tree-core.h (tree_type_common): Add warn_if_not_align.  Set
4766         spare to 18.
4767         (tree_decl_common): Add warn_if_not_align.
4768         * tree.c (build_range_type_1): Copy TYPE_WARN_IF_NOT_ALIGN.
4769         * tree.h (TYPE_WARN_IF_NOT_ALIGN): New.
4770         (SET_TYPE_WARN_IF_NOT_ALIGN): Likewise.
4771         (DECL_WARN_IF_NOT_ALIGN): Likewise.
4772         (SET_DECL_WARN_IF_NOT_ALIGN): Likewise.
4773         * doc/extend.texi: Document warn_if_not_aligned attribute.
4774         * doc/invoke.texi: Document -Wif-not-aligned and -Wpacked-not-aligned.
4776 2017-08-17  Martin Liska  <mliska@suse.cz>
4778         PR bootstrap/81864
4779         * tree-loop-distribution.c (ddrs_table): Change type to pointer type.
4780         (get_data_dependence): Use it as pointer type.
4781         (distribute_loop): Likewise.
4783 2017-08-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4785         * config/rs6000/altivec.md (UNSPEC_VMRGOW_DIRECT): New constant.
4786         (p8_vmrgew_v4sf_direct): Generalize to p8_vmrgew_<mode>_direct.
4787         (p8_vmrgow_<mode>_direct): New define_insn.
4788         * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Properly
4789         handle endianness for vmrgew and vmrgow permute patterns.
4791 2017-08-17  Peter Bergner  <bergner@vnet.ibm.com>
4793         * config/rs6000/altivec.md (VParity): Remove TARGET_VSX_TIMODE.
4794         * config/rs6000/rs6000-cpus.def: Remove comment.
4795         (ISA_2_7_MASKS_SERVER): Delete OPTION_MASK_VSX_TIMODE;
4796         (POWERPC_MASKS): Likewise.
4797         * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Remove unneeded
4798         use of TARGET_VSX_TIMODE.
4799         (rs6000_setup_reg_addr_masks): Change TARGET_VSX_TIMODE to TARGET_VSX.
4800         (rs6000_init_hard_regno_mode_ok): Remove unneeded uses of
4801         TARGET_VSX_TIMODE.  Change use of TARGET_VSX_TIMODE to TARGET_VSX.
4802         (rs6000_option_override_internal): Remove dead code.
4803         (rs6000_legitimize_address): Change TARGET_VSX_TIMODE to TARGET_VSX.
4804         (rs6000_legitimize_reload_address): Likewise.
4805         (rs6000_legitimate_address_p): Likewise.
4806         (rs6000_opt_masks): Delete "vsx-timode".
4807         (rs6000_disable_incompatible_switches): Remove mention of -mvsx-timode
4808         from function comment.
4809         * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Delete.
4810         * config/rs6000/rs6000.md (FMOVE128_GPR): Remove TARGET_VSX_TIMODE.
4811         (V16QI, V8HI, V4SI, V4SF, V2DI, V2DF, V1TI): Remove useless empty
4812         condition.
4813         * config/rs6000/rs6000.opt (mvsx-timode): Replace with stub.
4814         * config/rs6000/vector.md (VEC_IP): Remove TARGET_VSX_TIMODE.
4815         * config/rs6000/vsx.md (VSX_LE_128): Likewise.
4816         (VSX_TI): Likewise.
4817         (VSX_M): Likewise.
4818         (define_peephole2): Likewise.
4820 2017-08-17  Martin Sebor  <msebor@redhat.com>
4822         PR c/81859
4823         * pretty-print.c (pp_format): Use strnlen in %.*s to avoid reading
4824         past the end of an array.
4825         (test_pp_format): Add test cases.
4827 2017-08-17  Richard Sandiford  <richard.sandiford@linaro.org>
4829         * internal-fn.def (CLRSB, CLZ, CTZ, FFS, PARITY, POPCOUNT): Add
4830         missing ECF_NOTHROW flags.
4832 2017-08-17  Peter Bergner  <bergner@vnet.ibm.com>
4834         PR target/72804
4835         * config/rs6000/vsx.md (*vsx_le_permute_<mode>): Add support for
4836         operands residing in integer registers.
4837         (*vsx_le_perm_load_<mode>): Likewise.
4838         (*vsx_le_perm_store_<mode>): Likewise.
4839         (define_peephole2): Add peepholes to optimize the above.
4841 2017-08-17  Marek Polacek  <polacek@redhat.com>
4843         PR middle-end/81814
4844         * fold-const.c (operand_equal_for_comparison_p): Remove code that used
4845         to mimic what shorten_compare did.  Change the return type to bool.
4846         (fold_cond_expr_with_comparison): Update call to
4847         operand_equal_for_comparison_p.
4848         (fold_ternary_loc): Likewise.
4850 2017-08-17  Jackson Woodruff  <jackson.woodruff@arm.com>
4852         * aarch64-simd.md (mov<mode>): No longer force zero immediate into
4853         register.
4854         (*aarch64_simd_mov<mode>): Add new case for stp using zero immediate.
4856 2017-08-17  Richard Biener  <rguenther@suse.de>
4858         * tree-ssa-structalias.c (solve_graph): When propagating
4859         to successors update the graphs succ edges and avoid duplicate work.
4861 2017-08-17  Maxim Ostapenko  <m.ostapenko@samsung.com>
4863         PR target/81861
4864         * config/i386/i386.c (ix86_option_override_internal): Save target
4865         specific options after ix86_stack_protector_guard_reg was changed.
4867 2017-08-17  Richard Biener  <rguenther@suse.de>
4869         PR tree-optimization/81827
4870         * tree-ssa-structalias.c (struct variable_info): Add is_reg_var flag.
4871         (new_var_info): Initialize it conservatively.
4872         (get_call_vi): Mark register vars.
4873         (new_scalar_tmp_constraint_exp): Likewise.
4874         (handle_rhs_call): Likewise.
4875         (handle_const_call): Likewise.
4876         (create_function_info_for): Likewise.
4877         (solve_constraints): Sort varinfos to separate register from
4878         non-register vars to pack points-to solution bitmaps during
4879         iteration.
4881 2017-08-17  Marek Polacek  <polacek@redhat.com>
4883         * gimplify.c (gimplify_adjust_omp_clauses): Compare with 0 instead of 1.
4885 2017-08-17  Richard Biener  <rguenther@suse.de>
4887         * tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p
4888         to true when overflow is undefined and we saturated the result.
4890 2017-08-17  Alan Modra  <amodra@gmail.com>
4892         PR target/80938
4893         * config/rs6000/rs6000.c (rs6000_savres_strategy): Revert 2017-08-09.
4894         Don't use store multiple if only one reg needs saving.
4895         (interesting_frame_related_regno): New function.
4896         (rs6000_frame_related): Don't emit frame info for regs that
4897         don't need saving.
4898         (rs6000_emit_epilogue): Likewise.
4900 2017-08-16  Nathan Sidwell  <nathan@acm.org>
4902         * tree-core.h (tree_type_non_common): Rename binfo to lang_1.
4903         * tree.h (TYPE_BINFO): Use type_non_common.maxval.
4904         (TYPE_LANG_SLOT_1): Use type_non_common.lang_1, for any type.
4905         * tree.c (free_lang_data_in_type): Use else-if chain.  Always
4906         clear TYPE_LANG_1.  Remove obsolete member-function stripping.
4907         (find_decls_types_r): Comment about TYPE_MAX_VALUES_RAW.
4908         (verify_type): Adjust for TYPE_BINFO move.
4909         * lto-streamer-out.c (DFS::DFS_write_tree_body): No need to
4910         process TYPE_BINFO directly.
4911         (hash_tree): Likewise.
4912         * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
4913         Likewise.
4914         * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
4915         Likewise.
4917 2017-08-16  David Malcolm  <dmalcolm@redhat.com>
4919         * diagnostic-show-locus.c (colorizer::m_caret): Remove unused field.
4921 2017-08-16  Uros Bizjak  <ubizjak@gmail.com>
4923         PR target/46091
4924         * config/i386/i386.md (*anddi_1_btr): Change predicates of
4925         operand 0 and operand 1 to nomimmediate_operand. Add "m" constraint.
4926         Add ix86_binary_operator_ok to insn constraint.
4927         (*iordi_1_bts): Ditto.
4928         (*xordi_1_btc): Ditto.
4929         (*btsq): Change predicate of operand 0 to nonimmediate_operand.
4930         Update corresponding peephole2 pattern.
4931         (*btrq): Ditto.
4932         (*btcq): Ditto.
4934 2017-08-16  Bin Cheng  <bin.cheng@arm.com>
4936         PR tree-optimization/81832
4937         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't
4938         copy loop header which has IFN_LOOP_DIST_ALIAS call.
4940 2017-08-16  Marek Polacek  <polacek@redhat.com>
4942         PR middle/81695
4943         * fold-const.c (fold_indirect_ref_1): Restore original behavior
4944         regarding size_zero_node.
4946 2017-08-16  Martin Liska  <mliska@suse.cz>
4948         PR target/81753
4949         * config.gcc: Respect previously set extra_objs in case
4950         of darwin target.
4952 2017-08-16  Richard Sandiford  <richard.sandiford@linaro.org>
4954         PR tree-optimization/81835
4955         * tree-vect-loop.c (vect_is_simple_reduction): Simply checks for
4956         the phi SSA_NAME.  Check that the condition in a COND_EXPR does
4957         not depend on the phi.
4959 2017-08-16  Alan Modra  <amodra@gmail.com>
4961         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Delete
4962         dead code.
4964 2017-08-16  Alan Modra  <amodra@gmail.com>
4966         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Merge..
4967         (save_reg_p): ..into this.  Update all callers.
4968         (first_reg_to_save): Simplify.
4970 2017-08-16  Alan Modra  <amodra@gmail.com>
4972         * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't restore
4973         fixed regs.
4975 2017-08-15  Joseph Myers  <joseph@codesourcery.com>
4977         PR target/78460
4978         PR target/67712
4979         * config/sh/sh-mem.cc (sh_expand_cmpnstr): Only unroll for
4980         constant count if that count is less than 32.
4982 2017-08-15  Nathan Sidwell  <nathan@acm.org>
4984         * gcc.c (execute): Emit friendlier message if inferior is killed
4985         by an external cause.
4987 2017-08-15  Richard Biener  <rguenther@suse.de>
4989         PR tree-optimization/81790
4990         * tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both
4991         CONSTRUCTORs from simplifying and VN.
4993 2017-08-14  Martin Sebor  <msebor@redhat.com>
4995         * builtin-attrs.def: Add comments.
4997 2017-08-14  Martin Sebor  <msebor@redhat.com>
4999         PR c/81117
5000         * doc/extend.texi (attribute nonstring): Document new attribute.
5002 2017-08-14  Martin Sebor  <msebor@redhat.com>
5004         PR c/81117
5005         * tree-diagnostic.c (default_tree_printer): Handle %G.
5006         * gimple-pretty-print.h (percent_G_format): Declare new function.
5007         * gimple-pretty-print.c (percent_G_format): Define.
5008         * tree-pretty-print.c (percent_K_format): Add argument.
5010 2017-08-14  Martin Sebor  <msebor@redhat.com>
5012         PR translation/79998
5013         * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
5014         Remove a stray space.
5016 2017-08-14  Uros Bizjak  <ubizjak@gmail.com>
5018         PR target/46091
5019         * config/i386/i386.md (*anddi_1_btr): New insn_and_split pattern.
5020         (*iordi_1_bts): Ditto.
5021         (*xordi_1_btc): Ditto.
5023 2017-08-14  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5025         PR target/79845
5026         * config/rs6000/linux64.h (INVALID_64BIT): Use quoted strings.
5027         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5028         Likewise.
5029         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Use
5030         quoted strings, and make more translator-friendly.
5031         (darwin_rs6000_override_options): Likewise.
5032         (rs6000_option_override_internal): Likewise.
5033         (rs6000_return_in_memory): Fix overlong line.
5034         (init_cmulative_args): Use quoted strings, and make more
5035         translator-friendly.
5036         (rs6000_pass_by_reference): Fix overlong line.
5037         (def_builtin): Use quoted strings.
5038         (altivec_expand_predicate_builtin): Use quoted strings, and make
5039         more translator-friendly.
5040         (htm_expand_builtin): Use quoted strings.
5041         (cpu_expand_builtin): Use quoted strings, and make more
5042         translator-friendly.
5043         (altivec_expand_builtin): Likewise.
5044         (paired_expand_predicate_builtin): Likewise.
5045         (rs6000_invalid_builtin): Likewise.
5046         (builtin_function_type): Use quoted strings.
5047         (rs6000_expand_split_stack_prologue): Use quoted strings, and make
5048         more translator-friendly.
5049         (rs6000_trampoline_init): Likewise.
5050         (rs6000_handle_altivec_attribute): Likewise.
5051         (rs6000_inner_target_options): Use quoted strings.
5052         (rs6000_disable_incompatible_switches): Likewise.
5053         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Use quoted
5054         strings, and make more translator-friendly.
5055         (SUBSUBTARGET_OVERRIDE_OPTIONS): Use quoted strings.
5057 2017-08-14  Bin Cheng  <bin.cheng@arm.com>
5059         PR tree-optimization/81799
5060         * tree-loop-distribution.c (version_loop_by_alias_check): Force
5061         cond_expr to simple gimple operand.
5063 2017-08-14  Wilco Dijkstra  <wdijkstr@arm.com>
5065         PR middle-end/46932
5066         * doc/sourcebuild.texi (autoincdec): Add autoincdec description.
5068 2017-08-14  Georg-Johann Lay  <avr@gjlay.de>
5070         PR target/81754
5071         PR target/81268
5072         * config/avr/avr.opt (mgas-isr-prologues): New Var avr_gasisr_prologues.
5073         * config/avr/avr.md (gasisr, *gasisr): Use it instead of
5074         TARGET_GASISR_PROLOGUES.
5075         * config/avr/avr.c (avr_option_override): Same.
5076         (avr_pass_pre_proep::execute): Same.
5078 2017-08-13  H.J. Lu  <hongjiu.lu@intel.com>
5080         PR target/81820
5081         * config/i386/i386.c (ix86_finalize_stack_frame_flags): Replace
5082         frame pointer with stack pointer - UNITS_PER_WORD in debug insns.
5084 2017-08-13  Uros Bizjak  <ubizjak@gmail.com>
5086         * config/i386/i386.md (*load_tp_<mode>): Redefine as
5087         define_insn_and_split.  Split to a memory load from 0 in
5088         DEFAULT_TLS_SEG_REG address space.  Merge with *load_tp_x32
5089         using PTR mode iterator.
5090         (*load_tp_x32_zext"): Redefine as define_insn_and_split.
5091         Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space.
5092         (*add_tp_<mode>): Redefine as define_insn_and_split.
5093         Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG
5094         address space.  Merge with *add_tp_x32 using PTR mode iterator.
5095         (*add_tp_x32_zext"): Redefine as define_insn_and_split.
5096         Split to an add with a  memory load from 0 in
5097         DEFAULT_TLS_SEG_REG address space.
5099 2017-08-12  Andrew Pinski  <apinski@cavium.com>
5101         * config/aarch64/aarch64-option-extensions.def (rdma):
5102         Fix feature string to what Linux prints out in /proc/cpuinfo.
5104 2017-08-12  Pierre-Marie de Rodat  <derodat@adacore.com>
5106         PR ada/79542
5107         * dwarf2out.c (modified_type_die): For C typedef types that have
5108         an ultimate origin, process the ultimate origin instead of the
5109         input type.
5110         (gen_typedef_die): Assert that input DECLs have no ultimate
5111         origin.
5112         (gen_type_die_with_usage): For typedef variants that have an
5113         ultimate origin, just call gen_decl_die on the original DECL.
5114         (process_scope_var): Avoid creating DIEs for local typedefs and
5115         concrete static variables.
5117 2017-08-12  Alan Modra  <amodra@gmail.com>
5119         PR target/81170
5120         PR target/81295
5121         * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Upgrade to
5122         match gnu-user.h startfile.
5123         (ENDFILE_LINUX_SPEC): Similarly.
5125 2017-08-11  Thomas Schwinge  <thomas@codesourcery.com>
5127         PR lto/81430
5128         * config/nvptx/nvptx.c (nvptx_override_options_after_change):
5129         Remove function.
5130         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Remove definition.
5132 2017-08-11  Tamar Christina  <tamar.christina@arm.com>
5133         * config/aarch64/aarch64.md (mov<mode>): Change.
5134         (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
5135         aarch64_reg_or_fp_float into aarch64_reg_or_fp_zero.
5136         * config/aarch64/predicates.md (aarch64_reg_or_fp_float): Removed.
5138 2017-08-11  Eric Botcazou  <ebotcazou@adacore.com>
5140         * tree-sra.c (build_access_from_expr_1): Use more precise diagnostics
5141         for storage order barriers.
5143 2017-08-11  Martin Liska  <mliska@suse.cz>
5145         PR tree-opt/79987
5146         * tree-chkp.c (chkp_get_bounds_for_decl_addr): Do not instrument
5147         variables of void type.
5149 2017-08-11  Martin Liska  <mliska@suse.cz>
5151         * asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with
5152         TARGET_SUPPORTS_ALIASES.
5153         * cgraph.c (cgraph_node::create_same_body_alias): Likewise.
5154         * ipa-visibility.c (can_replace_by_local_alias): Likewise.
5155         (optimize_weakref): Likewise.
5156         * symtab.c (symtab_node::noninterposable_alias): Likewise.
5157         * varpool.c (varpool_node::create_extra_name_alias): Likewise.
5158         * defaults.h: Introduce TARGET_SUPPORTS_ALIASES.
5160 2017-08-11  Martin Liska  <mliska@suse.cz>
5162         PR ipa/81213
5163         * config/i386/i386.c (make_resolver_func): Do complete
5164         refactoring of the function.
5166 2017-08-10  Uros Bizjak  <ubizjak@gmail.com>
5168         PR target/81708
5169         * config/i386/i386.opt (mstack-protector-guard-symbol=): New option
5170         * config/i386/i386.c (ix86_stack_protect_guard): Use
5171         ix86_stack_protect_guard_symbol_str to generate varible declaration.
5172         * doc/invoke.texi (x86 Options): Document
5173         -mstack-protector-guard-symbol= option.
5175 2017-08-10  Uros Bizjak  <ubizjak@gmail.com>
5177         * config/i386/i386-protos.h (ix86_split_stack_guard): New prototype.
5178         * config/i386/i386.c (ix86_split_stack_guard): New function.
5179         (ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard.
5180         (ix86_legitimate_address_p) <case UNSPEC_STACK_CHECK>: Remove.
5181         (i386_asm_output_addr_const_extra) <case UNSPEC_STACK_CHECK>: Ditto.
5182         (optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling.
5183         * config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK.
5184         (split_stack_space_check): Call ix86_split_stack_guard.
5186 2017-08-10  Martin Sebor  <msebor@redhat.com>
5188         * print-tree.c (print_node): Print location using the established
5189         format %s:%i%i.
5190         Replace spaces with colons.
5191         (debug_raw, debug): Ditto.
5193 2017-08-10  Martin Sebor  <msebor@redhat.com>
5195         PR c++/81586
5196         * pretty-print.c (pp_format): Correct the handling of %s precision.
5198 2017-08-10  H.J. Lu  <hongjiu.lu@intel.com>
5200         PR target/81736
5201         * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
5202         to ...
5203         (ix86_finalize_stack_frame_flags): This.  Also clear
5204         frame_pointer_needed if -fno-omit-frame-pointer is used without
5205         stack access.
5206         (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
5207         with ix86_finalize_stack_frame_flags.
5208         (ix86_expand_epilogue): Likewise.
5209         (ix86_expand_split_stack_prologue): Likewise.
5210         * doc/invoke.texi: Add a note for -fno-omit-frame-pointer.
5212 2017-08-10  Martin Liska  <mliska@suse.cz>
5214         PR c++/81355
5215         * c-attribs.c (handle_target_attribute):
5216         Report warning for an empty string argument of target attribute.
5218 2017-08-09  Jakub Jelinek  <jakub@redhat.com>
5220         PR c/81687
5221         * omp-low.c (omp_copy_decl): Don't remap FORCED_LABEL or DECL_NONLOCAL
5222         LABEL_DECLs.
5223         * tree-cfg.c (move_stmt_op): Don't adjust DECL_CONTEXT of FORCED_LABEL
5224         or DECL_NONLOCAL labels.
5225         (move_stmt_r) <case GIMPLE_LABEL>: Adjust DECL_CONTEXT of FORCED_LABEL
5226         or DECL_NONLOCAL labels here.
5228 2017-08-09  Will Schmidt  <will_schmidt@vnet.ibm.com>
5230         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add blurb
5231         to indicate when early gimple folding has been disabled.
5232         (rs6000_gimple_fold_builtin): Add debug content.
5233         (rs6000_invalid_builtin): Fix whitespace.
5234         (rs6000_expand_builtin): Fix whitespace.
5235         * config/rs6000/rs6000.opt: Add option for -mfold-gimple.
5237 2017-08-09  Segher Boessenkool  <segher@kernel.crashing.org>
5239         PR target/80938
5240         * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
5241         SAVE_MULTIPLE if not all the registers that saves, should be saved.
5243 2017-08-09  Jim Wilson  <jim.wilson@linaro.org>
5245         * config/aarch64/aarch64-cores.def (falkor): Use falkor pipeline.
5246         (qdf24xx): Likewise.
5247         * config/aarch64/aarch64.md: Include falkor.md.
5248         * config/aarch64/falkor.md: New.
5250 2017-08-09  Marek Polacek  <polacek@redhat.com>
5252         PR c/81233
5253         * diagnostic-core.h (emit_diagnostic_valist): Add declaration.
5254         * diagnostic.c (emit_diagnostic): Add a comment.
5255         (emit_diagnostic_valist): New function.
5257 2017-08-09  Marek Polacek  <polacek@redhat.com>
5259         PR c/81417
5260         * input.c (make_location): New overload.
5261         * input.h (make_location): Declare.
5263 2017-08-08  Alan Modra  <amodra@gmail.com>
5264             H.J. Lu  <hongjiu.lu@intel.com>
5266         PR driver/81523
5267         * gcc.c (NO_PIE_SPEC): Delete.
5268         (PIE_SPEC): Define as !no-pie/pie.  Move static|shared|r
5269         exclusion..
5270         (LINK_PIE_SPEC): ..to here.
5271         (LINK_COMMAND_SPEC): Support -no-pie.
5272         * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Correct
5273         chain of crtbegin*.o selection, update for PIE_SPEC changes and
5274         format.
5275         (GNU_USER_TARGET_ENDFILE_SPEC): Similarly.
5276         * config/sol2.h (STARTFILE_CRTBEGIN_SPEC): Similarly.
5277         (ENDFILE_CRTEND_SPEC): Similarly.
5279 2017-08-08  Uros Bizjak  <ubizjak@gmail.com>
5281         PR target/81708
5282         * config/i386/i386.opt (mstack-protector-guard-reg=): New option
5283         (mstack-protector-guard-offset=): Ditto.
5284         * config/i386/i386.c (ix86_option_override): Handle
5285         -mstack-protector-guard-reg= and -mstack-protector-guard-offset=
5286         options.
5287         (ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and
5288         ix86_stack_protect_guard_offset variables.
5289         (TARGET_STACK_PROTECT_GUARD): Always define.
5290         * doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg=
5291         and -mstack-protector-guard-offset= options.
5293 2017-08-08  Bin Cheng  <bin.cheng@arm.com>
5295         * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): Handle
5296         boundary case for the last candidate.
5298 2017-08-08  Bin Cheng  <bin.cheng@arm.com>
5300         * doc/invoke.texi: Document -ftree-loop-distribution for O3.
5301         * opts.c (default_options_table): Add OPT_ftree_loop_distribution.
5303 2017-08-08  Tamar Christina  <tamar.christina@arm.com>
5305         PR middle-end/19706
5306         * config/aarch64/aarch64.md (xorsign<mode>3): New optabs.
5307         * config/aarch64/aarch64-builtins.c
5308         (aarch64_builtin_vectorized_function): Added CASE_CFN_XORSIGN.
5309         * config/aarch64/aarch64-simd-builtins.def: Added xorsign BINOP.
5310         * config/aarch64/aarch64-simd.md: Added xorsign<mode>3
5312 2017-08-08  Tamar Christina  <tamar.christina@arm.com>
5313             Andrew Pinski <pinskia@gmail.com>
5315         PR middle-end/19706
5316         * internal-fn.def (XORSIGN): New.
5317         * optabs.def (xorsign_optab): New.
5318         * tree-ssa-math-opts.c (is_copysign_call_with_1): New.
5319         (convert_expand_mult_copysign): New.
5320         (pass_optimize_widening_mul::execute): Call
5321         convert_expand_mult_copysign.
5323 2017-08-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5325         PR tree-optimization/81354
5326         * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
5327         Insert on edges rather than explicitly creating landing pads.
5328         (analyze_candidates_and_replace): Commit edge inserts.
5330 2017-08-08  Richard Biener  <rguenther@suse.de>
5332         PR middle-end/81719
5333         * tree-ssa-loop-niter.c: Include tree-dfa.h.
5334         (expand_simple_operations): Also look through ADDR_EXPRs with
5335         MEM_REF bases treating them as POINTER_PLUS_EXPR.
5337 2017-08-08  Richard Biener  <rguenther@suse.de>
5339         PR tree-optimization/81723
5340         * tree-vect-slp.c (struct bst_traits): New hash traits.
5341         (bst_fail): New global.
5342         (vect_build_slp_tree_2): New worker, split out from ...
5343         (vect_build_slp_tree): ... this now wrapping it with using
5344         bst_fail set to cache SLP tree build fails.  Properly handle
5345         max_tree_size.
5346         (vect_analyze_slp_instance): Allocate and free bst_fail.
5348 2017-08-08  Martin Liska  <mliska@suse.cz>
5350         PR tree-opt/81696
5351         * ipa-icf-gimple.c (func_checker::compare_cst_or_decl): Consider
5352         LABEL_DECLs that can be from a different function.
5354 2017-08-08  Bin Cheng  <bin.cheng@arm.com>
5356         PR tree-optimization/81744
5357         * tree-predcom.c (prepare_finalizers_chain): Deep copy expr of
5358         loop's number of iterations.
5360 2017-08-08  Martin Liska  <mliska@suse.cz>
5362         * asan.c: Include header files.
5363         * attribs.c (build_decl_attribute_variant): New function moved
5364         from tree.[ch].
5365         (build_type_attribute_qual_variant): Likewise.
5366         (cmp_attrib_identifiers): Likewise.
5367         (simple_cst_list_equal): Likewise.
5368         (omp_declare_simd_clauses_equal): Likewise.
5369         (attribute_value_equal): Likewise.
5370         (comp_type_attributes): Likewise.
5371         (build_type_attribute_variant): Likewise.
5372         (lookup_ident_attribute): Likewise.
5373         (remove_attribute): Likewise.
5374         (merge_attributes): Likewise.
5375         (merge_type_attributes): Likewise.
5376         (merge_decl_attributes): Likewise.
5377         (merge_dllimport_decl_attributes): Likewise.
5378         (handle_dll_attribute): Likewise.
5379         (attribute_list_equal): Likewise.
5380         (attribute_list_contained): Likewise.
5381         * attribs.h (lookup_attribute): New function moved from tree.[ch].
5382         (lookup_attribute_by_prefix): Likewise.
5383         * bb-reorder.c: Include header files.
5384         * builtins.c: Likewise.
5385         * calls.c: Likewise.
5386         * cfgexpand.c: Likewise.
5387         * cgraph.c: Likewise.
5388         * cgraphunit.c: Likewise.
5389         * convert.c: Likewise.
5390         * dwarf2out.c: Likewise.
5391         * final.c: Likewise.
5392         * fold-const.c: Likewise.
5393         * function.c: Likewise.
5394         * gimple-expr.c: Likewise.
5395         * gimple-fold.c: Likewise.
5396         * gimple-pretty-print.c: Likewise.
5397         * gimple.c: Likewise.
5398         * gimplify.c: Likewise.
5399         * hsa-common.c: Likewise.
5400         * hsa-gen.c: Likewise.
5401         * internal-fn.c: Likewise.
5402         * ipa-chkp.c: Likewise.
5403         * ipa-cp.c: Likewise.
5404         * ipa-devirt.c: Likewise.
5405         * ipa-fnsummary.c: Likewise.
5406         * ipa-inline.c: Likewise.
5407         * ipa-visibility.c: Likewise.
5408         * ipa.c: Likewise.
5409         * lto-cgraph.c: Likewise.
5410         * omp-expand.c: Likewise.
5411         * omp-general.c: Likewise.
5412         * omp-low.c: Likewise.
5413         * omp-offload.c: Likewise.
5414         * omp-simd-clone.c: Likewise.
5415         * opts-global.c: Likewise.
5416         * passes.c: Likewise.
5417         * predict.c: Likewise.
5418         * sancov.c: Likewise.
5419         * sanopt.c: Likewise.
5420         * symtab.c: Likewise.
5421         * toplev.c: Likewise.
5422         * trans-mem.c: Likewise.
5423         * tree-chkp.c: Likewise.
5424         * tree-eh.c: Likewise.
5425         * tree-into-ssa.c: Likewise.
5426         * tree-object-size.c: Likewise.
5427         * tree-parloops.c: Likewise.
5428         * tree-profile.c: Likewise.
5429         * tree-ssa-ccp.c: Likewise.
5430         * tree-ssa-live.c: Likewise.
5431         * tree-ssa-loop.c: Likewise.
5432         * tree-ssa-sccvn.c: Likewise.
5433         * tree-ssa-structalias.c: Likewise.
5434         * tree-ssa.c: Likewise.
5435         * tree-streamer-in.c: Likewise.
5436         * tree-vectorizer.c: Likewise.
5437         * tree-vrp.c: Likewise.
5438         * tsan.c: Likewise.
5439         * ubsan.c: Likewise.
5440         * varasm.c: Likewise.
5441         * varpool.c: Likewise.
5442         * tree.c: Remove functions moved to attribs.[ch].
5443         * tree.h: Likewise.
5444         * config/aarch64/aarch64.c: Add attrs.h header file.
5445         * config/alpha/alpha.c: Likewise.
5446         * config/arc/arc.c: Likewise.
5447         * config/arm/arm.c: Likewise.
5448         * config/avr/avr.c: Likewise.
5449         * config/bfin/bfin.c: Likewise.
5450         * config/c6x/c6x.c: Likewise.
5451         * config/cr16/cr16.c: Likewise.
5452         * config/cris/cris.c: Likewise.
5453         * config/darwin.c: Likewise.
5454         * config/epiphany/epiphany.c: Likewise.
5455         * config/fr30/fr30.c: Likewise.
5456         * config/frv/frv.c: Likewise.
5457         * config/ft32/ft32.c: Likewise.
5458         * config/h8300/h8300.c: Likewise.
5459         * config/i386/winnt.c: Likewise.
5460         * config/ia64/ia64.c: Likewise.
5461         * config/iq2000/iq2000.c: Likewise.
5462         * config/lm32/lm32.c: Likewise.
5463         * config/m32c/m32c.c: Likewise.
5464         * config/m32r/m32r.c: Likewise.
5465         * config/m68k/m68k.c: Likewise.
5466         * config/mcore/mcore.c: Likewise.
5467         * config/microblaze/microblaze.c: Likewise.
5468         * config/mips/mips.c: Likewise.
5469         * config/mmix/mmix.c: Likewise.
5470         * config/mn10300/mn10300.c: Likewise.
5471         * config/moxie/moxie.c: Likewise.
5472         * config/msp430/msp430.c: Likewise.
5473         * config/nds32/nds32-isr.c: Likewise.
5474         * config/nds32/nds32.c: Likewise.
5475         * config/nios2/nios2.c: Likewise.
5476         * config/nvptx/nvptx.c: Likewise.
5477         * config/pa/pa.c: Likewise.
5478         * config/pdp11/pdp11.c: Likewise.
5479         * config/powerpcspe/powerpcspe.c: Likewise.
5480         * config/riscv/riscv.c: Likewise.
5481         * config/rl78/rl78.c: Likewise.
5482         * config/rx/rx.c: Likewise.
5483         * config/s390/s390.c: Likewise.
5484         * config/sh/sh.c: Likewise.
5485         * config/sol2.c: Likewise.
5486         * config/sparc/sparc.c: Likewise.
5487         * config/spu/spu.c: Likewise.
5488         * config/stormy16/stormy16.c: Likewise.
5489         * config/tilegx/tilegx.c: Likewise.
5490         * config/tilepro/tilepro.c: Likewise.
5491         * config/v850/v850.c: Likewise.
5492         * config/vax/vax.c: Likewise.
5493         * config/visium/visium.c: Likewise.
5494         * config/xtensa/xtensa.c: Likewise.
5496 2017-08-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
5498         PR target/81593
5499         * config/rs6000/vsx.md (vsx_concat_<mode>, VSX_D): Cleanup
5500         constraints since the -mupper-regs-* switches have been
5501         eliminated.
5502         (vsx_concat_<mode>_1): New combiner insns to recognize inserting
5503         into a vector from a double word element that was extracted from
5504         another vector, and eliminate extra XXPERMDI instructions.
5505         (vsx_concat_<mode>_2): Likewise.
5506         (vsx_concat_<mode>_3): Likewise.
5507         (vsx_set_<mode>, VSX_D): Rewrite vector set in terms of vector
5508         concat to allow optimizing inserts from previous extracts.
5510 2017-08-07  Uros Bizjak  <ubizjak@gmail.com>
5512         * config/i386/i386.c (ix86_stack_protect_guard): Generate
5513         memory reference to a SSP offset in TLS address space.
5514         (ix86_print_operand) <case '@'>: Remove.
5515         (ix86_print_operand_punct_valid_p): Remove '@' code.
5516         * config/i386/i386.md (unspec): Remove UNSPEC_SP_TLS_SET and
5517         UNSPEC_SP_TLS_TEST.
5518         (stack_tls_protect_set_<mode>): Remove.
5519         (stack_protect_set): Do not call gen_stack_tls_protect_set_<mode>.
5520         (stack_tls_protect_test_<mode>): Remove.
5521         (stack_protect_test): Do not call gen_stack_tls_protect_test_<mode>.
5523 2017-08-07  Olivier Hainque  <hainque@adacore.com>
5525         PR target/81755
5526         * config/vxworksae.h (VXWORKS_HAVE_TLS): Define.
5528 2017-08-07  Douglas Rupp  <rupp@adacore.com>
5530         * Makefile.in (install-mkheaders): Fix typo, where the multi_dir
5531         variable was referenced as multidir in command.
5533 2017-08-07  Jakub Jelinek  <jakub@redhat.com>
5535         PR c/69389
5536         * gimplify.c (goa_stabilize_expr): Handle BIT_INSERT_EXPR and
5537         BIT_FIELD_REF.
5539 2017-08-07  Martin Liska  <mliska@suse.cz>
5541         * config/m32c/m32c.c: Add include of stringpool.h and attribs.h.
5542         * config/rl78/rl78.c: Add include of attribs.h.
5543         * config/sh/sh.c: Likewise.
5544         * config/v850/v850.c: Likewise.
5546 2017-08-07  Tom de Vries  <tom@codesourcery.com>
5548         PR middle-end/78266
5549         * omp-expand.c (expand_oacc_for): Ensure diff_type is large enough.
5551 2017-08-07  Martin Liska  <mliska@suse.cz>
5553         * config/mips/mips.c: Include attribs.h.
5555 2017-08-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
5557         PR fortran/68829
5558         * doc/invoke.texi: Document change in behvaior for -Ofast for
5559         Fortran.
5561 2017-08-07  Wilco Dijkstra  <wdijkstr@arm.com>
5563         * config/aarch64/aarch64.c (aarch64_pushwb_single_reg):
5564         Use gen_frame_mem.
5565         (aarch64_pop_regs): Likewise.
5566         (aarch64_gen_load_pair): Likewise.
5567         (aarch64_save_callee_saves): Likewise.
5568         (aarch64_restore_callee_saves): Likewise.
5570 2017-08-07  H.J. Lu  <hongjiu.lu@intel.com>
5572         * config/i386/i386.c: Revert the last change.
5574 2017-08-07  H.J. Lu  <hongjiu.lu@intel.com>
5576         PR target/81736
5577         * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
5578         to ...
5579         (ix86_finalize_stack_frame_flags): This.  Also clear
5580         frame_pointer_needed if -fno-omit-frame-pointer is used without
5581         stack access.
5582         (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
5583         with ix86_finalize_stack_frame_flags.
5584         (ix86_expand_epilogue): Likewise.
5585         (ix86_expand_split_stack_prologue): Likewise.
5587 2017-08-07  H.J. Lu  <hongjiu.lu@intel.com>
5589         PR target/81743
5590         * config/i386/i386.c (get_builtin_code_for_version): Set priority
5591         to P_AES for Westmere.
5593 2017-08-07  Jonathan Yong  <10walls@gmail.com>
5595         * config/i386/mingw.opt (fset-stack-executable): Removed.
5596         * config/i386/cygming.opt (fset-stack-executable): Moved
5597         from mingw.opt.
5598         * config/i386/cygwin.h: Define CHECK_EXECUTE_STACK_ENABLED.
5600 2017-08-07  Segher Boessenkool  <segher@kernel.crashing.org>
5602         * print-rtl.c (print_exp): Print NOT as "~" instead of as "!".
5604 2017-08-07  Marek Polacek  <polacek@redhat.com>
5606         PR middle-end/81737
5607         * fold-const.c (fold_indirect_ref_1): Check type_domain.
5609 2017-08-07  Martin Liska  <mliska@suse.cz>
5611         * attribs.h (canonicalize_attr_name): New function.
5612         (cmp_attribs): Move from c-format.c and adjusted.
5613         (is_attribute_p): Moved from tree.h.
5614         * tree-inline.c: Add new includes.
5615         * tree.c (cmp_attrib_identifiers): Use cmp_attribs.
5616         (private_is_attribute_p): Remove.
5617         (private_lookup_attribute): Likewise.
5618         (private_lookup_attribute_by_prefix): Simplify.
5619         (remove_attribute): Use is_attribute_p.
5620         * tree.h: Remove removed declarations.
5622 2017-08-07  Jakub Jelinek  <jakub@redhat.com>
5624         PR middle-end/81698
5625         * stmt.c (emit_case_dispatch_table): Add DEFAULT_EDGE argument,
5626         instead of computing it in the function.  Formatting fix.
5627         (expand_case): Don't rely on default_edge being the first edge,
5628         clear it if removing it, pass default_edge to
5629         emit_case_dispatch_table.
5630         (expand_sjlj_dispatch_table): Pass NULL as DEFAULT_EDGE, formatting
5631         fix.
5633 2017-08-06  Uros Bizjak  <ubizjak@gmail.com>
5635         * config/alpha/alpha.c (alpha_reorg): If trap is the last active
5636         insn in the function, emit NOP after the insn.
5638 2017-08-06  Tom de Vries  <tom@codesourcery.com>
5640         * omp-expand.c (expand_oacc_for): Add missing edge probability for tile
5641         and element loops.
5643 2017-08-06  Tom de Vries  <tom@codesourcery.com>
5645         * omp-expand.c (expand_oacc_for): Add missing edge probability for chunk
5646         loop.
5648 2017-08-04  Yury Gribov  <tetra2005@gmail.com>
5650         PR tree-optimization/57371
5651         * match.pd: New pattern.
5653 2017-08-04  Marek Polacek  <polacek@redhat.com>
5655         PR middle-end/81695
5656         * fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1],
5657         perform the computation in offset_int.
5659 2017-08-04  Richard Sandiford  <richard.sandiford@linaro.org>
5661         PR tree-optimization/81136
5662         * tree-vectorizer.h: Include tree-hash-traits.h.
5663         (vec_base_alignments): New typedef.
5664         (vec_info): Add a base_alignments field.
5665         (vect_record_base_alignments): Declare.
5666         * tree-data-ref.h (data_reference): Add an is_conditional_in_stmt
5667         field.
5668         (DR_IS_CONDITIONAL_IN_STMT): New macro.
5669         (create_data_ref): Add an is_conditional_in_stmt argument.
5670         * tree-data-ref.c (create_data_ref): Likewise.  Use it to initialize
5671         the is_conditional_in_stmt field.
5672         (data_ref_loc): Add an is_conditional_in_stmt field.
5673         (get_references_in_stmt): Set the is_conditional_in_stmt field.
5674         (find_data_references_in_stmt): Update call to create_data_ref.
5675         (graphite_find_data_references_in_stmt): Likewise.
5676         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5677         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
5678         (vect_record_base_alignment): New function.
5679         (vect_record_base_alignments): Likewise.
5680         (vect_compute_data_ref_alignment): Adjust base_addr and aligned_to
5681         for nested statements even if we fail to compute a misalignment.
5682         Use pooled base alignments for unconditional references.
5683         (vect_find_same_alignment_drs): Compare base addresses instead
5684         of base objects.
5685         (vect_analyze_data_refs_alignment): Call vect_record_base_alignments.
5686         * tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.
5688 2017-08-04  Richard Sandiford  <richard.sandiford@linaro.org>
5690         * tree-vectorizer.h (vec_info): Add a constructor and destructor.
5691         Add an explicit name for the enum.  Use auto_vec for slp_instances
5692         and grouped_stores.
5693         (_loop_vec_info): Add a constructor and destructor.  Use auto_vec
5694         for all vectors.
5695         (_bb_vec_info): Add a constructor and destructor.
5696         (vinfo_for_stmt): Return NULL for uids of -1 as well.
5697         (destroy_loop_vec_info): Delete.
5698         (vect_destroy_datarefs): Likewise.
5699         * tree-vectorizer.c (vect_destroy_datarefs): Delete.
5700         (vec_info::vec_info): New function.
5701         (vec_info::~vec_info): Likewise.
5702         (vectorize_loops): Use delete instead of destroy_loop_vec_info.
5703         * tree-parloops.c (gather_scalar_reductions): Use delete instead of
5704         destroy_loop_vec_info.
5705         * tree-vect-loop.c (new_loop_vec_info): Replace with...
5706         (_loop_vec_info::_loop_vec_info): ...this.
5707         (destroy_loop_vec_info): Replace with...
5708         (_loop_vec_info::~_loop_vec_info): ...this.  Unconditionally delete
5709         the stmt_vec_infos.  Leave handling of vec_info information to its
5710         destructor.  Remove explicit vector releases.
5711         (vect_analyze_loop_form): Use new instead of new_loop_vec_info.
5712         (vect_analyze_loop): Use delete instead of destroy_loop_vec_info.
5713         * tree-vect-slp.c (new_bb_vec_info): Replace with...
5714         (_bb_vec_info::_bb_vec_info): ...this.  Don't reserve space in
5715         BB_VINFO_GROUPED_STORES or BB_VINFO_SLP_INSTANCES.
5716         (destroy_bb_vec_info): Replace with...
5717         (_bb_vec_info::~_bb_vec_info): ...this.  Leave handling of vec_info
5718         information to its destructor.
5719         (vect_slp_analyze_bb_1): Use new and delete instead of
5720         new_bb_vec_info and destroy_bb_vec_info.
5721         (vect_slp_bb): Replace 2 calls to destroy_bb_vec_info with a
5722         single delete.
5724 2017-08-04  Richard Sandiford  <richard.sandiford@linaro.org>
5726         * tree-data-ref.h (subscript): Add access_fn field.
5727         (data_dependence_relation): Add could_be_independent_p.
5728         (SUB_ACCESS_FN, DDR_COULD_BE_INDEPENDENT_P): New macros.
5729         (same_access_functions): Move to tree-data-ref.c.
5730         * tree-data-ref.c (ref_contains_union_access_p): New function.
5731         (access_fn_component_p): Likewise.
5732         (access_fn_components_comparable_p): Likewise.
5733         (dr_analyze_indices): Add a reference to access_fn_component_p.
5734         (dump_data_dependence_relation): Use SUB_ACCESS_FN instead of
5735         DR_ACCESS_FN.
5736         (constant_access_functions): Likewise.
5737         (add_other_self_distances): Likewise.
5738         (same_access_functions): Likewise.  (Moved from tree-data-ref.h.)
5739         (initialize_data_dependence_relation): Use XCNEW and remove
5740         explicit zeroing of DDR_REVERSED_P.  Look for a subsequence
5741         of access functions that have the same type.  Allow the
5742         subsequence to end with different bases in some circumstances.
5743         Record the chosen access functions in SUB_ACCESS_FN.
5744         (build_classic_dist_vector_1): Replace ddr_a and ddr_b with
5745         a_index and b_index.  Use SUB_ACCESS_FN instead of DR_ACCESS_FN.
5746         (subscript_dependence_tester_1): Likewise dra and drb.
5747         (build_classic_dist_vector): Update calls accordingly.
5748         (subscript_dependence_tester): Likewise.
5749         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Check
5750         DDR_COULD_BE_INDEPENDENT_P.
5751         * tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Test
5752         comp_alias_ddrs instead of may_alias_ddrs.
5753         * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
5754         New function.
5755         (vect_analyze_data_ref_dependence): Use it if
5756         DDR_COULD_BE_INDEPENDENT_P, but fall back to using the recorded
5757         distance vectors if that fails.
5758         (dependence_distance_ge_vf): New function.
5759         (vect_prune_runtime_alias_test_list): Use it.  Don't clear
5760         LOOP_VINFO_MAY_ALIAS_DDRS.
5762 2017-08-04  Richard Biener  <rguenther@suse.de>
5764         PR middle-end/81705
5765         * fold-const.c (fold_binary_loc): Properly restrict
5766         minus_var0 && minus_var1 case when associating undefined overflow
5767         entities.
5769 2017-08-04  Tom de Vries  <tom@codesourcery.com>
5771         * omp-simd-clone.c (simd_clone_adjust): Add missing edge probability.
5773 2017-08-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5775         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5776         Don't start diagnostic messages with a capital letter.
5777         * config/rs6000/rs6000.c (rs6000_option_override_internal):
5778         Likewise.
5779         (rs6000_invalid_builtin): Likewise.
5780         (rs6000_trampoline_init): Likewise.
5782 2017-08-03  Jakub Jelinek  <jakub@redhat.com>
5784         PR target/81621
5785         * bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish
5786         after setting changeable df flags.
5788 2017-08-03  Richard Biener  <rguenther@suse.de>
5790         * tree-ssa-reassoc.c (should_break_up_subtract): Also break
5791         up if the use is in USE - X.
5793 2017-08-03  Alexander Monakov  <amonakov@ispras.ru>
5795         * toplev.c (dumpfile.h): New include.
5796         (internal_error_reentered): New static function.  Use it...
5797         (internal_error_function): ...here to handle reentered internal_error.
5799 2017-08-03  Richard Biener  <rguenther@suse.de>
5801         PR middle-end/81148
5802         * fold-const.c (split_tree): Add minus_var and minus_con
5803         arguments, remove unused loc arg.  Never generate NEGATE_EXPRs
5804         here but always use minus_*.
5805         (associate_trees): Assert we never associate with MINUS_EXPR
5806         and NULL first operand.  Do not recurse for PLUS_EXPR operands
5807         when associating as MINUS_EXPR either.
5808         (fold_binary_loc): Track minus_var and minus_con.
5810 2017-08-03  Tom de Vries  <tom@codesourcery.com>
5812         PR lto/81430
5813         * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers): If
5814         ACCEL_COMPILER, apply finish_options on
5815         DECL_FUNCTION_SPECIFIC_OPTIMIZATION.
5817 2017-08-03  Tom de Vries  <tom@codesourcery.com>
5819         PR target/81662
5820         * config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
5821         function_entry_patch_area_size > 0.
5823 2017-08-03  Jakub Jelinek  <jakub@redhat.com>
5825         PR driver/81650
5826         * calls.c (alloc_max_size): Use HOST_WIDE_INT_UC (10??)
5827         instead of 10??LU, perform unit multiplication in wide_int,
5828         don't change alloc_object_size_limit if the limit is larger
5829         than SSIZE_MAX.
5831         PR tree-optimization/81655
5832         PR tree-optimization/81588
5833         * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle also
5834         the case when ranges[i].low and high are 1 for unsigned type with
5835         precision 1.
5837         PR middle-end/81052
5838         * omp-low.c (diagnose_sb_0): Handle flag_openmp_simd like flag_openmp.
5839         (pass_diagnose_omp_blocks::gate): Enable also for flag_openmp_simd.
5841 2017-08-03  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
5843         * tree-vrp.h: Add include guard.
5845 2017-08-02  Uros Bizjak  <ubizjak@gmail.com>
5847         PR target/81644
5848         * config/i386/i386.md (unspecv): Add UNSPECV_UD2.
5849         (ud2): New insn pattern.
5850         * config/i386/i386.c (ix86_expand_epilogue):
5851         For naked functions, generate ud2 instead of trap insn.
5853 2017-08-02  Marek Polacek  <polacek@redhat.com>
5855         PR other/81667
5856         * alloc-pool.h (base_pool_allocator): Initialize m_elt_size.
5858 2017-08-02  Tom de Vries  <tom@codesourcery.com>
5859             Cesar Philippidis  <cesar@codesourcery.com>
5861         * config/nvptx/nvptx.c (nvptx_lockless_update, nvptx_lockfull_update):
5862         Add missing edge probabilities.
5864 2017-08-02  Tamar Christina  <tamar.christina@arm.com>
5866         * config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
5867         Correct endianness.
5869 2017-08-02  Jakub Jelinek  <jakub@redhat.com>
5871         PR middle-end/79499
5872         * function.c (thread_prologue_and_epilogue_insns): Determine blocks
5873         for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
5874         of first NONDEBUG_INSN_P in each of the split_prologue_seq and
5875         prologue_seq sequences - if any.
5877 2017-08-02  Richard Biener  <rguenther@suse.de>
5879         * tree-vect-stmts.c (vectorizable_store): Perform vector extracts
5880         via vectors if supported, integer extracts via punning if supported
5881         or otherwise vector extracts.
5883 2017-08-02  Richard Biener  <rguenther@suse.de>
5885         * tree-ssa-pre.c (bitmap_insert_into_set_1): Remove and inline
5886         into ...
5887         (bitmap_insert_into_set): ... this.
5889 2017-08-02  Richard Biener  <rguenther@suse.de>
5891         PR tree-optimization/81633
5892         Revert
5893         2015-08-17  Alan Hayward  <alan.hayward@arm.com>
5895         PR tree-optimization/71752
5896         * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5898 2017-08-01  Daniel Santos  <daniel.santos@pobox.com>
5900         * config/i386/i386.h (ix86_frame::outlined_save_offset): Remove field.
5901         (machine_function::call_ms2sysv_pad_out): Remove field.
5902         * config/i386/i386.c (xlogue_layout::get_stack_space_used): Modify.
5903         (ix86_compute_frame_layout): Likewise.
5905 2017-08-01  H.J. Lu  <hongjiu.lu@intel.com>
5907         PR target/81654
5908         * config/i386/i386.c (ix86_set_func_type): Disallow naked
5909         attribute with interrupt attribute.
5911 2017-08-01  Andrew Pinski  <apinski@cavium.com>
5913         * tree-ssa-scopedtables.c (hashable_expr_equal_p): Check
5914         BIT_INSERT_EXPR's operand 1
5915         to see if the types precision matches.
5917 2017-08-01  Martin Liska  <mliska@suse.cz>
5919         PR middle-end/70140
5920         * builtins.c (expand_builtin_memcpy_args): Remove.
5921         (expand_builtin_memcpy): Call newly added function
5922         expand_builtin_memory_copy_args.
5923         (expand_builtin_memcpy_with_bounds): Likewise.
5924         (expand_builtin_mempcpy): Remove last argument.
5925         (expand_builtin_mempcpy_with_bounds): Likewise.
5926         (expand_builtin_memory_copy_args): New function created from
5927         expand_builtin_mempcpy_args with small modifications.
5928         (expand_builtin_mempcpy_args): Remove.
5929         (expand_builtin_stpcpy): Remove unused argument.
5930         (expand_builtin): Likewise.
5931         (expand_builtin_with_bounds): Likewise.
5933 2017-08-01  Martin Liska  <mliska@suse.cz>
5935         Revert r250771
5936         Make mempcpy more optimal (PR middle-end/70140).
5938 2017-08-01  Jakub Jelinek  <jakub@redhat.com>
5940         PR target/81622
5941         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
5942         __builtin_vec_cmpne verify both arguments are compatible vectors
5943         before looking at TYPE_MODE on the element type.  For __builtin_vec_ld
5944         verify arg1_type is a pointer or array type.  For __builtin_vec_st,
5945         move computation of aligned to after checking the argument types.
5946         Formatting fixes.
5948         PR target/80846
5949         * config/rs6000/vsx.md (vextract_fp_from_shorth,
5950         vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
5951         calls.
5953 2017-08-01  Jerome Lambourg  <lambourg@adacore.com>
5954             Doug Rupp  <rupp@adacore.com>
5955             Olivier Hainque  <hainque@adacore.com>
5957         * config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as
5958         well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to
5959         arm8 (arch v4).
5960         * config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper
5961         for TARGET_OS_CPP_BUILTIN.
5962         (TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(),
5963         refine CPU definitions for arm_arch5 and add those for arm_arch6 and
5964         arm_arch7.
5965         (MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC,
5966         passing required abi options to the assembler for EABI configurations.
5967         (EXTRA_CC1_SPEC): New macro, to help prevent the implicit production
5968         of .text.hot and .text.unlikely sections for kernel modules when
5969         using ARM style exceptions.
5970         (CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain
5971         options. Add EXTRA_CC1_SPEC.
5972         (VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab
5973         toolchain options.
5974         (DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7
5975         transition.
5976         (ARM_TARGET2_DWARF_FORMAT): Define.
5977         * config/arm/t-vxworks: Adjust multilib control to removal of the
5978         Diab command line options.
5980 2017-08-01  Martin Liska  <mliska@suse.cz>
5982         PR gcov-profile/81561
5983         * gcov.c (unblock): Make unblocking safe as we need to preserve
5984         index correspondence of blocks and block_lists.
5986 2017-08-01  Richard Biener  <rguenther@suse.de>
5988         PR tree-optimization/81181
5989         * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
5990         (compute_antic): ... end of iteration here.
5992 2017-08-01  James Greenhalgh  <james.greenhalgh@arm.com>
5994         * common.opt (ftree-vectorize): No longer set flag_tree_vectorize.
5995         (ftree-loop-vectorize): Set as EnabledBy ftree-vectorize.
5996         (ftree-slp-vectorize): Likewise.
5997         * omp-expand (expand_omp_simd): Remove flag_tree_vectorize, as it
5998         can no longer be set independent of flag_tree_loop_vectorize.
5999         * omp-general.c (emp_max_vf): Likewise.
6000         * opts.c (enable_fdo_optimizations): Remove references to
6001         flag_tree_vectorize, these are now implicit.
6002         (common_handle_option): Remove handling for OPT_ftree_vectorize,
6003         and leave it for the options machinery.
6005 2017-08-01  Martin Liska  <mliska@suse.cz>
6007         PR middle-end/70140
6008         * builtins.c (expand_builtin_memcpy_args): Remove.
6009         (expand_builtin_memcpy): Call newly added function
6010         expand_builtin_memory_copy_args.
6011         (expand_builtin_memcpy_with_bounds): Likewise.
6012         (expand_builtin_mempcpy): Remove last argument.
6013         (expand_builtin_mempcpy_with_bounds): Likewise.
6014         (expand_builtin_memory_copy_args): New function created from
6015         expand_builtin_mempcpy_args with small modifications.
6016         (expand_builtin_mempcpy_args): Remove.
6017         (expand_builtin_stpcpy): Remove unused argument.
6018         (expand_builtin): Likewise.
6019         (expand_builtin_with_bounds): Likewise.
6021 2017-08-01  Uros Bizjak  <ubizjak@gmail.com>
6023         PR target/81641
6024         * config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel
6025         print "ds:" only for immediates in generic address space.
6027 2017-08-01  Uros Bizjak  <ubizjak@gmail.com>
6029         PR target/81639
6030         * config/i386/i386.c (ix86_funciton_naked): New prototype.
6031         (ix86_function_ok_for_sibcall): Return false for naked functions.
6033 2017-08-01  Richard Biener  <rguenther@suse.de>
6035         * tree-ssa-pre.c (print_pre_expr): Handle NULL expr.
6036         (compute_antic): Seed worklist with exit block predecessors.
6037         * cfganal.c (dfs_find_deadend): For a cycle return the source
6038         of the edge closing it.
6040 2017-08-01  Tamar Christina  <tamar.christina@arm.com>
6042         * config/aarch64/aarch64.c
6043         (aarch64_can_const_movi_rtx_p): Move 0 check.
6045 2017-08-01  Bin Cheng  <bin.cheng@arm.com>
6047         * tree.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Delete.
6048         * fold-const.c (fold_comparison, fold_binary_loc): Delete use of
6049         above macro.
6050         * match.pd: Ditto in address comparison pattern.
6052 2017-08-01  Bin Cheng  <bin.cheng@arm.com>
6054         PR tree-optimization/81627
6055         * tree-predcom.c (prepare_finalizers): Always rewrite into loop
6056         closed ssa form for store-store chain.
6058 2017-08-01  Bin Cheng  <bin.cheng@arm.com>
6060         PR tree-optimization/81620
6061         * tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after
6062         for store-store chain.
6064 2017-08-01  Jakub Jelinek  <jakub@redhat.com>
6066         PR tree-optimization/81588
6067         * tree-ssa-reassoc.c (optimize_range_tests_var_bound): If
6068         ranges[i].in_p, invert comparison code ccode.  For >/>=,
6069         swap rhs1 and rhs2 and comparison code unconditionally,
6070         for </<= don't do that.  Don't swap rhs1/rhs2 again if
6071         ranges[i].in_p, instead invert comparison code ccode if
6072         opcode or oe->rank is BIT_IOR_EXPR.
6074         PR target/80846
6075         * optabs.def (vec_extract_optab, vec_init_optab): Change from
6076         a direct optab to conversion optab.
6077         * optabs.c (expand_vector_broadcast): Use convert_optab_handler
6078         with GET_MODE_INNER as last argument instead of optab_handler.
6079         * expmed.c (extract_bit_field_1): Likewise.  Use vector from
6080         vector extraction if possible and optab is available.
6081         * expr.c (store_constructor): Use convert_optab_handler instead
6082         of optab_handler.  Use vector initialization from smaller
6083         vectors if possible and optab is available.
6084         * tree-vect-stmts.c (vectorizable_load): Likewise.
6085         * doc/md.texi (vec_extract, vec_init): Document that the optabs
6086         now have two modes.
6087         * config/i386/i386.c (ix86_expand_vector_init): Handle expansion
6088         of vec_init from half-sized vectors with the same element mode.
6089         * config/i386/sse.md (ssehalfvecmode): Add V4TI case.
6090         (ssehalfvecmodelower, ssescalarmodelower): New mode attributes.
6091         (reduc_plus_scal_v8df, reduc_plus_scal_v4df, reduc_plus_scal_v2df,
6092         reduc_plus_scal_v16sf, reduc_plus_scal_v8sf, reduc_plus_scal_v4sf,
6093         reduc_<code>_scal_<mode>, reduc_umin_scal_v8hi): Add element mode
6094         after mode in gen_vec_extract* calls.
6095         (vec_extract<mode>): Renamed to ...
6096         (vec_extract<mode><ssescalarmodelower>): ... this.
6097         (vec_extract<mode><ssehalfvecmodelower>): New expander.
6098         (rotl<mode>3, rotr<mode>3, <shift_insn><mode>3, ashrv2di3): Add
6099         element mode after mode in gen_vec_init* calls.
6100         (VEC_INIT_HALF_MODE): New mode iterator.
6101         (vec_init<mode>): Renamed to ...
6102         (vec_init<mode><ssescalarmodelower>): ... this.
6103         (vec_init<mode><ssehalfvecmodelower>): New expander.
6104         * config/i386/mmx.md (vec_extractv2sf): Renamed to ...
6105         (vec_extractv2sfsf): ... this.
6106         (vec_initv2sf): Renamed to ...
6107         (vec_initv2sfsf): ... this.
6108         (vec_extractv2si): Renamed to ...
6109         (vec_extractv2sisi): ... this.
6110         (vec_initv2si): Renamed to ...
6111         (vec_initv2sisi): ... this.
6112         (vec_extractv4hi): Renamed to ...
6113         (vec_extractv4hihi): ... this.
6114         (vec_initv4hi): Renamed to ...
6115         (vec_initv4hihi): ... this.
6116         (vec_extractv8qi): Renamed to ...
6117         (vec_extractv8qiqi): ... this.
6118         (vec_initv8qi): Renamed to ...
6119         (vec_initv8qiqi): ... this.
6120         * config/rs6000/vector.md (VEC_base_l): New mode attribute.
6121         (vec_init<mode>): Renamed to ...
6122         (vec_init<mode><VEC_base_l>): ... this.
6123         (vec_extract<mode>): Renamed to ...
6124         (vec_extract<mode><VEC_base_l>): ... this.
6125         * config/rs6000/paired.md (vec_initv2sf): Renamed to ...
6126         (vec_initv2sfsf): ... this.
6127         * config/rs6000/altivec.md (splitter, altivec_copysign_v4sf3,
6128         vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
6129         vec_unpacku_lo_v8hi, mulv16qi3, altivec_vreve<mode>2): Add
6130         element mode after mode in gen_vec_init* calls.
6131         * config/aarch64/aarch64-simd.md (vec_init<mode>): Renamed to ...
6132         (vec_init<mode><Vel>): ... this.
6133         (vec_extract<mode>): Renamed to ...
6134         (vec_extract<mode><Vel>): ... this.
6135         * config/aarch64/iterators.md (Vel): New mode attribute.
6136         * config/s390/s390.c (s390_expand_vec_strlen, s390_expand_vec_movstr):
6137         Add element mode after mode in gen_vec_extract* calls.
6138         * config/s390/vector.md (non_vec_l): New mode attribute.
6139         (vec_extract<mode>): Renamed to ...
6140         (vec_extract<mode><non_vec_l>): ... this.
6141         (vec_init<mode>): Renamed to ...
6142         (vec_init<mode><non_vec_l>): ... this.
6143         * config/s390/s390-builtins.def (s390_vlgvb, s390_vlgvh, s390_vlgvf,
6144         s390_vlgvf_flt, s390_vlgvg, s390_vlgvg_dbl): Add element mode after
6145         vec_extract mode.
6146         * config/arm/iterators.md (V_elem_l): New mode attribute.
6147         * config/arm/neon.md (vec_extract<mode>): Renamed to ...
6148         (vec_extract<mode><V_elem_l>): ... this.
6149         (vec_extractv2di): Renamed to ...
6150         (vec_extractv2didi): ... this.
6151         (vec_init<mode>): Renamed to ...
6152         (vec_init<mode><V_elem_l>): ... this.
6153         (reduc_plus_scal_<mode>, reduc_plus_scal_v2di, reduc_smin_scal_<mode>,
6154         reduc_smax_scal_<mode>, reduc_umin_scal_<mode>,
6155         reduc_umax_scal_<mode>, neon_vget_lane<mode>, neon_vget_laneu<mode>):
6156         Add element mode after gen_vec_extract* calls.
6157         * config/mips/mips-msa.md (vec_init<mode>): Renamed to ...
6158         (vec_init<mode><unitmode>): ... this.
6159         (vec_extract<mode>): Renamed to ...
6160         (vec_extract<mode><unitmode>): ... this.
6161         * config/mips/loongson.md (vec_init<mode>): Renamed to ...
6162         (vec_init<mode><unitmode>): ... this.
6163         * config/mips/mips-ps-3d.md (vec_initv2sf): Renamed to ...
6164         (vec_initv2sfsf): ... this.
6165         (vec_extractv2sf): Renamed to ...
6166         (vec_extractv2sfsf): ... this.
6167         (reduc_plus_scal_v2sf, reduc_smin_scal_v2sf, reduc_smax_scal_v2sf):
6168         Add element mode after gen_vec_extract* calls.
6169         * config/mips/mips.md (unitmode): New mode iterator.
6170         * config/spu/spu.c (spu_expand_prologue, spu_allocate_stack,
6171         spu_builtin_extract): Add element mode after gen_vec_extract* calls.
6172         * config/spu/spu.md (inner_l): New mode attribute.
6173         (vec_init<mode>): Renamed to ...
6174         (vec_init<mode><inner_l>): ... this.
6175         (vec_extract<mode>): Renamed to ...
6176         (vec_extract<mode><inner_l>): ... this.
6177         * config/sparc/sparc.md (veltmode): New mode iterator.
6178         (vec_init<VMALL:mode>): Renamed to ...
6179         (vec_init<VMALL:mode><VMALL:veltmode>): ... this.
6180         * config/ia64/vect.md (vec_initv2si): Renamed to ...
6181         (vec_initv2sisi): ... this.
6182         (vec_initv2sf): Renamed to ...
6183         (vec_initv2sfsf): ... this.
6184         (vec_extractv2sf): Renamed to ...
6185         (vec_extractv2sfsf): ... this.
6186         * config/powerpcspe/vector.md (VEC_base_l): New mode attribute.
6187         (vec_init<mode>): Renamed to ...
6188         (vec_init<mode><VEC_base_l>): ... this.
6189         (vec_extract<mode>): Renamed to ...
6190         (vec_extract<mode><VEC_base_l>): ... this.
6191         * config/powerpcspe/paired.md (vec_initv2sf): Renamed to ...
6192         (vec_initv2sfsf): ... this.
6193         * config/powerpcspe/altivec.md (splitter, altivec_copysign_v4sf3,
6194         vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
6195         vec_unpacku_lo_v8hi, mulv16qi3): Add element mode after mode in
6196         gen_vec_init* calls.
6198 2017-08-01  Richard Biener  <rguenther@suse.de>
6200         PR tree-optimization/81297
6201         * tree-vrp.c (get_single_symbol): Remove assert, instead drop
6202         TREE_OVERFLOW from INTEGER_CSTs.
6204 2017-07-31  Segher Boessenkool  <segher@kernel.crashing.org>
6206         * config/rs6000/rs6000.c (enum rs6000_reg_type): Delete trailing comma.
6208 2017-07-31  Carl Love  <cel@us.ibm.com>
6210         * config/rs6000/rs6000-c: Add support for built-in functions
6211         vector signed char vec_xl_be (signed long long, signed char *);
6212         vector unsigned char vec_xl_be (signed long long, unsigned char *);
6213         vector signed int vec_xl_be (signed long long, signed int *);
6214         vector unsigned int vec_xl_be (signed long long, unsigned int *);
6215         vector signed long long vec_xl_be (signed long long, signed long long *);
6216         vector unsigned long long vec_xl_be (signed long long, unsigned long long *);
6217         vector signed short vec_xl_be (signed long long, signed short *);
6218         vector unsigned short vec_xl_be (signed long long, unsigned short *);
6219         vector double vec_xl_be (signed long long, double *);
6220         vector float vec_xl_be (signed long long, float *);
6221         * config/rs6000/altivec.h (vec_xl_be): Add #define.
6222         * config/rs6000/rs6000-builtin.def (XL_BE_V16QI, XL_BE_V8HI, XL_BE_V4SI)
6223         XL_BE_V2DI, XL_BE_V4SF, XL_BE_V2DF, XL_BE): Add definitions
6224         for the builtins.
6225         * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Add function.
6226         (altivec_expand_builtin): Add switch statement to call
6227         altivec_expand_xl_be for each builtin.
6228         (altivec_init_builtins): Add def_builtin for _builtin_vsx_le_be_v8hi,
6229         __builtin_vsx_le_be_v4si, __builtin_vsx_le_be_v2di,
6230         __builtin_vsx_le_be_v4sf, __builtin_vsx_le_be_v2df,
6231         __builtin_vsx_le_be_v16qi.
6232         * doc/extend.texi: Update the built-in documentation file for the
6233         new built-in functions.
6235 2017-07-31  Uros Bizjak  <ubizjak@gmail.com>
6237         PR target/25967
6238         * config/i386/i386.c (ix86_allocate_stack_slots_for_args):
6239         New function.
6240         (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6242 2017-07-31  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
6244         * config.gcc: Add z14.
6245         * config/s390/driver-native.c (s390_host_detect_local_cpu): Add
6246         CPU model numbers for z13s and z14.
6247         * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace
6248         arch12 with z14.
6249         * config/s390/s390-opts.h (enum processor_type): Rename
6250         PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
6251         * config/s390/s390.c (processor_table): Add field for CPU name to
6252         be passed to Binutils.
6253         (s390_asm_output_machine_for_arch): Use the new field in
6254         processor_table for Binutils.
6255         (s390_expand_builtin): Replace arch12 with z14.
6256         (s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
6257         (s390_get_sched_attrmask): Likewise.
6258         (s390_get_unit_mask): Likewise.
6259         * config/s390/s390.opt: Add z14 to processor_type enum.
6261 2017-07-31  Martin Jambor  <mjambor@suse.cz>
6263         PR hsa/81477
6264         * ipa-fnsummary.c (ipa_fn_summary_generate): Set versionable
6265         regardless of optimization level.
6267 2017-07-31  Jan Hubicka <hubicka@ucw.cz>
6268             Martin Liska  <mliska@suse.cz>
6270         * predict.def: Remove old comment and adjust probability.
6271         * gimplify.c (should_warn_for_implicit_fallthrough): Ignore
6272         PREDICT statements.
6274 2017-07-31  Uros Bizjak  <ubizjak@gmail.com>
6276         PR target/25967
6277         * config/i386/i386.c (ix86_function_naked): New function.
6278         (ix86_can_use_return_insn_p): Return false for naked functions.
6279         (ix86_expand_prologue): Skip prologue for naked functions.
6280         (ix86_expand_epilogue): Skip epilogue for naked functions
6281         and emit trap instruction.
6282         (ix86_warn_func_return): New function.
6283         (ix86_attribute_table): Add "naked" attribute specification.
6284         (TARGET_WARN_FUNC_RETURN): Define.
6285         * doc/extend.texi (x86 Function Attributes) <naked>: Document it.
6287 2017-07-31  Martin Liska  <mliska@suse.cz>
6289         * gimple-pretty-print.c (dump_gimple_label): Never dump BB info.
6290         (dump_gimple_bb_header): Always dump BB info.
6291         (pp_cfg_jump): Do not append info about BB when dumping a jump.
6293 2017-07-31  Martin Liska  <mliska@suse.cz>
6295         PR sanitize/81530
6296         * convert.c (convert_to_integer_1): Guard condition with flag_sanitize_p
6297         also with current_function_decl non-null equality.
6299 2017-07-31  Jakub Jelinek  <jakub@redhat.com>
6301         PR sanitizer/81604
6302         * ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't
6303         change type to the element type, instead add eltype variable and
6304         use it where we are interested in the element type.
6306         PR tree-optimization/81603
6307         * ipa-polymorphic-call.c
6308         (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Perform
6309         offset arithmetic in offset_int, bail out if the resulting bit offset
6310         doesn't fit into shwi.
6312 2017-07-31  Martin Liska  <mliska@suse.cz>
6314         * gimplify.c (mostly_copy_tree_r): Remove Java specific hunk.
6315         (gimplify_save_expr): Fix comment.
6317 2017-07-30  H.J. Lu  <hongjiu.lu@intel.com>
6319         PR target/79793
6320         * config/i386/i386.c (ix86_function_arg): Update arguments for
6321         exception handler.
6322         (ix86_compute_frame_layout): Set the initial stack offset to
6323         INCOMING_FRAME_SP_OFFSET.  Update red-zone offset with
6324         INCOMING_FRAME_SP_OFFSET.
6325         (ix86_expand_epilogue): Don't pop the 'ERROR_CODE' off the
6326         stack before exception handler returns.
6327         * config/i386/i386.h (INCOMING_FRAME_SP_OFFSET): Add the
6328         the 'ERROR_CODE' for exception handler.
6330 2017-07-30  Uros Bizjak  <ubizjak@gmail.com>
6332         * config/i386/i386.h (ASM_PRINTF_EXTENSIONS): New macro.
6333         (ASM_OUTPUT_REG_PUSH): Rewrite with new operand modifiers.
6334         (ASM_OUTPUT_REG_POP): Ditto.
6335         * config/i386/i386.c (ix86_asm_output_function_label): Use fputs
6336         instead of asm_fprintf to output pure string.
6338 2017-07-29  Jakub Jelinek  <jakub@redhat.com>
6340         * debug.h (struct gcc_debug_hooks): Add IMPLICIT argument
6341         to imported_module_or_decl hook.
6342         (debug_nothing_tree_tree_tree_bool): Remove.
6343         (debug_nothing_tree_tree_tree_bool_bool): New declaration.
6344         * debug.c (do_nothing_debug_hooks): Use
6345         debug_nothing_tree_tree_tree_bool_bool instead of
6346         debug_nothing_tree_tree_tree_bool.
6347         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6348         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
6349         * sdbout.c (sdb_debug_hooks): Likewise.
6350         * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
6351         (gen_namespace_die): Add DW_AT_export_symbols attribute if
6352         langhook wants it.
6353         (dwarf2out_imported_module_or_decl): Add IMPLICIT argument,
6354         if true, -gdwarf-5 and decl will have DW_AT_export_symbols
6355         attribute, don't add anything.
6357 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6359         * fold-const.c (fold_build1_stat_loc): Remove _stat from name.
6360         (fold_build2_stat_loc): Likewise.
6361         (fold_build3_stat_loc): Likewise.
6362         * fold-const.h (fold_build1, fold_build2, fold_build3): Adjust.
6363         (fold_build1_loc): Remove macro.
6364         (fold_build2_loc): Likewise.
6365         (fold_build3_loc): Likewise.
6367 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6369         * gimple.c (gimple_build_debug_bind_stat): Remove _stat from name.
6370         (gimple_build_debug_bind_source_stat): Likewise.
6371         * gimple.h (gimple_build_debug_bind): Remove macro.
6372         (gimple_build_debug_bind_source): Likewise.
6374 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6376         * bitmap.c (bitmap_alloc): Adjust.
6377         (bitmap_gc_alloc): Likewise.
6378         * bitmap.h (bitmap_initialize_stat): Remove _stat from name.
6380 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6382         * bitmap.c (bitmap_obstack_alloc_stat): Rename to bitmap_alloc.
6383         (bitmap_gc_alloc_stat): Rename to bitmap_gc_alloc.
6384         * bitmap.h (bitmap_obstack_alloc_stat): Adjust prototype.
6385         (bitmap_gc_alloc_stat): Likewise.
6386         (BITMAP_ALLOC, BITMAP_GGC_ALLOC): Adjust.
6388 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6390         * rtl.c (shallow_copy_rtx_stat): Remove _stat from name.
6391         * rtl.h (shallow_copy_rtx): Remove macro.
6393 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6395         * emit-rtl.c (gen_raw_REG): Adjust.
6396         * gengenrtl.c (gendef): Likewise.
6397         * rtl.c (rtx_alloc_stat): Remove _stat from name.
6398         * rtl.h (rtx_alloc): Remove macro.
6400 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6402         * tree.c (build_tree_list_vec_stat): Remove _stat from name.
6403         (build_tree_list_stat): Likewise.
6404         * tree.h (build_tree_list): Remove macro.
6405         (build_tree_list_vec): Likewise.
6407 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6409         * tree.c (make_vector_stat): Remove _stat from name.
6410         (build_vector_stat): Likewise.
6411         * tree.h (make_vector_stat): Remove macro.
6412         (build_vector_stat): Likewise.
6414 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6416         * tree.h (build_var_debug_value): Remove prototype.
6418 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6420         * tree.c (tree_cons_stat): Remove _stat from name.
6421         * tree.h (tree_cons): Remove macro.
6423 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6425         * tree.c (build_vl_exp_stat): Remove _stat from name.
6426         * tree.h (build_vl_exp): Remove macro.
6428 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6430         * tree.c (build_decl_stat): Remove _stat from name.
6431         * tree.h (build_decl): Remove macro.
6433 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6435         * gimple.c (gimple_build_with_ops_stat): Adjust.
6436         (gimple_alloc_stat): Remove _stat from name.
6437         * gimple.h (gimple_alloc): Remove macro.
6439 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6441         * tree.c (make_tree_vec_stat): Remove _stat from name.
6442         (grow_tree_vec_stat): Likewise.
6443         * tree.h (make_tree_vec_stat): Adjust prototype.
6444         (grow_tree_vec_stat): Likewise.
6445         (make_tree_vec): Remove macro.
6446         (grow_tree_vec): Likewise.
6448 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6450         * fold-const.c (fold_build1_stat_loc): Adjust.
6451         (fold_build2_stat_loc): Likewise.
6452         (fold_build3_stat_loc): Likewise.
6453         * tree.c (build0_stat): Remove _stat from name.
6454         (build1_stat): Likewise.
6455         (build2_stat): Likewise.
6456         (build3_stat): Likewise.
6457         (build4_stat): Likewise.
6458         (build5_stat): Likewise.
6459         * tree.h (build1_loc): Remove macro, and rename _stat function
6460         to this.
6461         (build2_loc): Likewise.
6462         (build3_loc): Likewise.
6463         (build4_loc): Likewise.
6464         (build5_loc): Likewise.
6466 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6468         * tree.c (make_int_cst_stat): Remove _stat from name.
6469         * tree.h (make_int_cst_stat): Adjust prototype.
6470         (make_int_cst): Remove macro.
6472 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6474         * tree.c (make_tre_binfo_stat): Remove _stat from name.
6475         * tree.h (make_tree_binfo_stat): Adjust prototype.
6476         (make_tree_binfo): Remove.
6478 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6480         * tree.c (copy_node_stat): Rename to copy_node.
6481         (build_distinct_type_copy): Adjust.
6482         * tree.h (copy_node_stat): Adjust prototype.
6483         (copy_node): Remove macro.
6485 2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
6487         * tree.c (make_node_stat): rename to make_node.
6488         (build_tree_list_stat): Adjust.
6489         (build0_stat): Likewise.
6490         (build2_stat): Likewise.
6491         (build3_stat): Likewise.
6492         (build4_stat): Likewise.
6493         (build5_stat): Likewise.
6494         (build_decl_stat): Likewise.
6495         * tree.h (make_node_stat): Adjust prototype.
6496         (make_node): remove macro.
6498 2017-07-28  Peter Bergner  <bergner@vnet.ibm.com>
6500         * config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define.
6501         (PPC_FEATURE2_SCV): Likewise.
6502         * config/rs6000/rs6000.c (cpu_supports_info): Use them.
6504 2017-07-28  Tamar Christina  <tamar.christina@arm.com>
6506         * config/aarch64/aarch64.c
6507         (aarch64_internal_mov_immediate): Add new special pattern.
6508         * config/aarch64/aarch64.md (*movdi_aarch64):
6509         Add reg/32bit const mov case.
6511 2017-07-28  Tamar Christina  <tamar.christina@arm.com>
6512             Richard Sandiford <richard.sandiford@linaro.org>
6514         * config/aarch64/aarch64.md (mov<mode>): Generalize.
6515         (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
6516         Add integer and movi cases.
6517         (movi-split-hf-df-sf split, fp16): New.
6518         (enabled): Added TARGET_FP_F16INST.
6519         * config/aarch64/iterators.md (GPF_HF): New.
6520         * config/aarch64/predicates.md (aarch64_reg_or_fp_float): New.
6522 2017-07-28  Tamar Christina  <tamar.christina@arm.com>
6524         * config/aarch64/aarch64.c
6525         (aarch64_simd_container_mode): Add prototype.
6526         (aarch64_expand_mov_immediate): Add HI support.
6527         (aarch64_reinterpret_float_as_int, aarch64_float_const_rtx_p: New.
6528         (aarch64_can_const_movi_rtx_p): New.
6529         (aarch64_preferred_reload_class):
6530         Remove restrictions of using FP registers for certain SIMD operations.
6531         (aarch64_rtx_costs): Added new cost for CONST_DOUBLE moves.
6532         (aarch64_valid_floating_const): Add integer move validation.
6533         (aarch64_simd_imm_scalar_p): Remove.
6534         (aarch64_output_scalar_simd_mov_immediate): Generalize function.
6535         (aarch64_legitimate_constant_p): Expand list of supported cases.
6536         * config/aarch64/aarch64-protos.h
6537         (aarch64_float_const_rtx_p, aarch64_can_const_movi_rtx_p): New.
6538         (aarch64_reinterpret_float_as_int): New.
6539         (aarch64_simd_imm_scalar_p): Remove.
6540         * config/aarch64/constraints.md (Uvi): New.
6541         (Dd): Split into Ds and new Dd.
6542         * config/aarch64/aarch64.md (*movsi_aarch64):
6543         Add SIMD mov case.
6544         (*movdi_aarch64): Add SIMD mov case.
6546 2017-07-28  Bin Cheng  <bin.cheng@arm.com>
6548         * tree-predcom.c: (struct chain): Handle store-store chain in which
6549         stores for elimination only store loop invariant values.
6550         (execute_pred_commoning_chain): Ditto.
6551         (prepare_initializers_chain_store_elim): Ditto.
6552         (prepare_finalizers): Ditto.
6553         (is_inv_store_elimination_chain): New function.
6554         (initialize_root_vars_store_elim_1): New function.
6556 2017-07-28  Bin Cheng  <bin.cheng@arm.com>
6558         * tree-predcom.c: Revise general description of the pass.
6559         (enum chain_type): New enum type for store elimination.
6560         (struct chain): New field supporting store elimination.
6561         (struct component): Ditto.
6562         (dump_chain): Dump store-stores chain.
6563         (release_chain): Release resources.
6564         (split_data_refs_to_components): Compute and create component
6565         contains only stores for elimination.
6566         (get_chain_last_ref_at): New function.
6567         (make_invariant_chain): Initialization.
6568         (make_rooted_chain): Specify chain type in parameter and record it.
6569         (add_looparound_copies): Skip for store-stores chain.
6570         (determine_roots_comp): Compute type of chain and pass it to
6571         make_rooted_chain.
6572         (initialize_root_vars_store_elim_2): New function.
6573         (finalize_eliminated_stores): New function.
6574         (remove_stmt): Handle store for elimination.
6575         (execute_pred_commoning_chain): Execute predictive commoning on
6576         store-store chains.
6577         (determine_unroll_factor): Skip unroll for store-stores chain.
6578         (prepare_initializers_chain_store_elim): New function.
6579         (prepare_initializers_chain): Hanlde store-store chain.
6580         (prepare_finalizers_chain, prepare_finalizers): New function.
6581         (tree_predictive_commoning_loop): Return integer value indicating
6582         if loop is unrolled or lcssa form is corrupted.
6583         (tree_predictive_commoning): Rewrite for lcssa form if necessary.
6585 2017-07-28  Bin Cheng  <bin.cheng@arm.com>
6587         * tree-predcom.c (initialize_root): Delete.
6588         (execute_pred_commoning_chain): Initialize root vars and replace
6589         reference of non-combined chain directly, rather than call above
6590         function.
6592 2017-07-28  Bin Cheng  <bin.cheng@arm.com>
6594         * tree-predcom.c (ref_at_iteration): Add parameter NITERS.  Compute
6595         memory reference to DR at (NITERS + ITERS)-th iteration of loop.
6597 2017-07-28  Bin Cheng  <bin.cheng@arm.com>
6599         * tree-predcom.c (struct chain): New field init_seq.
6600         (release_chain): Release init_seq.
6601         (prepare_initializers_chain): Record intialization stmts in above
6602         field.
6603         (insert_init_seqs): New function.
6604         (tree_predictive_commoning_loop): Call insert_init_seqs.
6606 2017-07-28  Bin Cheng  <bin.cheng@arm.com>
6608         * tree-predcom.c (determine_roots_comp): Skip trivial components.
6610 2017-07-28  Richard Biener  <rguenther@suse.de>
6612         * match.pd: Remove superfluous :c.
6613         * genmatch.c (simplify::id): Add member.
6614         (lower_commutative, lower_opt_convert, lower_cond, lower_for):
6615         Copy id.
6616         (current_id): New global.
6617         (dt_node::parent): Move from ...
6618         (dt_operand::parent): ... here.  Add for_id member.
6619         (is_a_helper <dt_operand *>::test): DT_TRUE is also a dt_operand.
6620         (decision_tree::find_node): Relax order requirement when
6621         merging DT_TRUE nodes to ones inbetween the current simplify
6622         and the one we try to merge with.  Add diagnostic whenever
6623         we need to enforce pattern order by not merging.
6624         (decision_tree::insert): Set current_id.
6625         (decision_tree::print_node): Dump parent node and for_id.
6626         (parser::last_id): Add member.
6627         (parser::push_simplify): Assign unique id.
6628         (parser::parser): Initialize last_id.
6630 2017-07-28  Martin Liska  <mliska@suse.cz>
6632         PR sanitizer/81340
6633         * sanopt.c (sanitize_rewrite_addressable_params): Set VALUE_EXPR after
6634         gimple_build_debug_bind.
6636 2017-07-28  Richard Biener  <rguenther@suse.de>
6638         PR tree-optimization/81502
6639         * match.pd: Add pattern combining BIT_INSERT_EXPR with
6640         BIT_FIELD_REF.
6641         * tree-cfg.c (verify_expr): Verify types of BIT_FIELD_REF
6642         size/pos operands.
6643         (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR pos.
6644         * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Use bitsizetype
6645         for BIT_FIELD_REF args.
6646         * fold-const.c (make_bit_field_ref): Likewise.
6647         * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.
6649 2017-07-28  Jakub Jelinek  <jakub@redhat.com>
6651         PR sanitizer/80998
6652         * sanopt.c (pass_sanopt::execute): Handle IFN_UBSAN_PTR.
6653         * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.
6654         * flag-types.h (enum sanitize_code): Add SANITIZER_POINTER_OVERFLOW.
6655         Or it into SANITIZER_UNDEFINED.
6656         * ubsan.c: Include gimple-fold.h and varasm.h.
6657         (ubsan_expand_ptr_ifn): New function.
6658         (instrument_pointer_overflow): New function.
6659         (maybe_instrument_pointer_overflow): New function.
6660         (instrument_object_size): Formatting fix.
6661         (pass_ubsan::execute): Call instrument_pointer_overflow
6662         and maybe_instrument_pointer_overflow.
6663         * internal-fn.c (expand_UBSAN_PTR): New function.
6664         * ubsan.h (ubsan_expand_ptr_ifn): Declare.
6665         * sanitizer.def (__ubsan_handle_pointer_overflow,
6666         __ubsan_handle_pointer_overflow_abort): New builtins.
6667         * tree-ssa-tail-merge.c (merge_stmts_p): Handle IFN_UBSAN_PTR.
6668         * internal-fn.def (UBSAN_PTR): New internal function.
6669         * opts.c (sanitizer_opts): Add pointer-overflow.
6670         * lto-streamer-in.c (input_function): Handle IFN_UBSAN_PTR.
6671         * fold-const.c (build_range_check): Compute pointer range check in
6672         integral type if pointer arithmetics would be needed.  Formatting
6673         fixes.
6675 2017-07-28  Martin Liska  <mliska@suse.cz>
6677         PR sanitizer/81460
6678         * sanopt.c (sanitize_rewrite_addressable_params): Do not rewrite
6679         parameters that are of a variable-length.
6681 2017-07-28  Sebastian Huber  <sebastian.huber@embedded-brains.de>
6683         * config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h.  Add
6684         rs6000/biarch64.h.
6685         * config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro.
6686         (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6687         (CRT_CALL_STATIC_FUNCTION): Likewise.
6688         (ASM_DEFAULT_SPEC): New define.
6689         (ASM_SPEC32): Likewise.
6690         (ASM_SPEC64): Likewise.
6691         (ASM_SPEC_COMMON): Likewise.
6692         (ASM_SPEC): Likewise.
6693         (INVALID_64BIT): Likewise.
6694         (LINK_OS_DEFAULT_SPEC): Likewise.
6695         (LINK_OS_SPEC32): Likewise.
6696         (LINK_OS_SPEC64): Likewise.
6697         (POWERPC_LINUX): Likewise.
6698         (PTRDIFF_TYPE): Likewise.
6699         (RESTORE_FP_PREFIX): Likewise.
6700         (RESTORE_FP_SUFFIX): Likewise.
6701         (SAVE_FP_PREFIX): Likewise.
6702         (SAVE_FP_SUFFIX): Likewise.
6703         (SIZE_TYPE): Likewise.
6704         (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6705         (TARGET_64BIT): Likewise.
6706         (TARGET_64BIT): Likewise.
6707         (TARGET_AIX): Likewise.
6708         (WCHAR_TYPE_SIZE): Likewise.
6709         (WCHAR_TYPE): Undefine.
6710         (TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines.
6711         (CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC.
6712         (CPP_OS_RTEMS_SPEC): Delete.
6713         (SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems.  Add
6714         asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and
6715         link_os_spec64.
6716         * config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs.
6718 2017-07-28  Jakub Jelinek  <jakub@redhat.com>
6720         PR tree-optimization/81578
6721         * tree-parloops.c (build_new_reduction): Bail out if
6722         reduction_code isn't one of the standard OpenMP reductions.
6723         Move the details printing after that decision.
6725 2017-07-27  Peter Bergner  <bergner@vnet.ibm.com>
6727         * config/rs6000/predicates.md (volatile_mem_operand): Remove code
6728         related to reload_in_progress.
6729         (splat_input_operand): Likewise.
6730         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6731         Delete prototype.
6732         * config/rs6000/rs6000.c (machine_function): Remove sdmode_stack_slot
6733         field.
6734         (TARGET_EXPAND_TO_RTL_HOOK): Delete.
6735         (TARGET_INSTANTIATE_DECLS): Likewise.
6736         (legitimate_indexed_address_p): Delete reload_in_progress code.
6737         (rs6000_debug_legitimate_address_p): Likewise.
6738         (rs6000_eliminate_indexed_memrefs): Likewise.
6739         (rs6000_emit_le_vsx_store): Likewise.
6740         (rs6000_emit_move_si_sf_subreg): Likewise.
6741         (rs6000_emit_move): Likewise.
6742         (register_to_reg_type): Likewise.
6743         (rs6000_pre_atomic_barrier): Likewise.
6744         (rs6000_machopic_legitimize_pic_address): Likewise.
6745         (rs6000_allocate_stack_temp): Likewise.
6746         (rs6000_address_for_fpconvert): Likewise.
6747         (rs6000_address_for_altivec): Likewise.
6748         (rs6000_secondary_memory_needed_rtx): Delete function.
6749         (rs6000_check_sdmode): Likewise.
6750         (rs6000_alloc_sdmode_stack_slot): Likewise.
6751         (rs6000_instantiate_decls): Likewise.
6752         * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6753         * config/rs6000/rs6000.md (splitter for *movsi_got_internal):
6754         Delete reload_in_progress.
6755         (*vec_reload_and_plus_<mptrsize>): Likewise.
6756         * config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
6757         (vsx_div_v2di): Likewise.
6758         (vsx_udiv_v2di): Likewise.
6760 2017-07-27  Peter Bergner  <bergner@vnet.ibm.com>
6762         * config/rs6000/rs6000.opt (mlra): Replace with stub.
6763         * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Delete OPTION_MASK_LRA.
6764         * config/rs6000/rs6000.c (TARGET_LRA_P): Delete.
6765         (rs6000_debug_reg_global): Delete print of LRA status.
6766         (rs6000_option_override_internal): Delete dead LRA related code.
6767         (rs6000_lra_p): Delete function.
6768         * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mlra.
6770 2017-07-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>
6772         * config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*).
6773         * config/riscv/rtems.h: New file.
6775 2017-07-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6776             Sudakshina Das  <sudi.das@arm.com>
6778         * config/aarch64/aarch64.md
6779         (define_split for and<mode>3nr_compare): Move
6780         non aarch64_logical_operand to a register.
6781         (define_split for and_<SHIFT:optab><mode>3nr_compare0): Move non
6782         register immediate operand to a register.
6783         * config/aarch64/predicates.md (aarch64_mov_imm_operand): New.
6785 2017-07-27  Peter Bergner  <bergner@vnet.ibm.com>
6787         PR middle-end/81564
6788         * tree-cfg.c (group_case_labels_stmt): Handle already deleted blocks.
6790 2017-07-27  Richard Biener  <rguenther@suse.de>
6792         PR tree-optimization/81573
6793         PR tree-optimization/81494
6794         * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
6795         multi defuse cycle case.
6797 2017-07-27  Richard Biener  <rguenther@suse.de>
6799         PR tree-optimization/81571
6800         * tree-vect-slp.c (vect_build_slp_tree): Properly verify reduction
6801         PHIs.
6803 2017-07-27  Eric Botcazou  <ebotcazou@adacore.com>
6805         * config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag
6806         earlier and only if MASK_FPU is set.  Adjust formatting.
6808 2017-07-27  Martin Liska  <mliska@suse.cz>
6810         * opt-functions.awk: Add validation of value of Init.
6811         * optc-gen.awk: Pass new argument.
6813 2017-07-27  Martin Liska  <mliska@suse.cz>
6815         * auto-profile.c (autofdo_source_profile::update_inlined_ind_target):
6816         Fix wrong condition.
6818 2017-07-27  Martin Liska  <mliska@suse.cz>
6820         * auto-profile.c (afdo_annotate_cfg): Assign zero counts to
6821         BBs and edges seen by autoFDO.
6823 2017-07-27  Richard Biener  <rguenther@suse.de>
6825         PR tree-optimization/81502
6826         * tree-ssa.c (non_rewritable_lvalue_p): Handle BIT_INSERT_EXPR
6827         with incompatible but same sized type.
6828         (execute_update_addresses_taken): Likewise.
6830 2017-07-27  James Greenhalgh  <james.greenhalgh@arm.com>
6832         * tree-ssa-loop-ch.c (pass_ch::process_loop_p): Guard on
6833         flag_tree_loop_vectorize rather than flag_tree_vectorize.
6835 2017-07-27  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
6837         PR target/81534
6838         * config/s390/s390.md ("*atomic_compare_and_swap<mode>_1")
6839         ("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"):
6840         Change s_operand to memory_operand.
6842 2017-07-27  Richard Sandiford  <richard.sandiford@linaro.org>
6844         * config/rs6000/rs6000-protos.h (rs6000_emit_le_vsx_permute): Declare.
6845         * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Replace with...
6846         (rs6000_emit_le_vsx_permute): ...this.  Take the destination as input.
6847         Emit instructions rather than returning an expression.  Handle TFmode
6848         and KFmode by casting to TImode.
6849         (rs6000_emit_le_vsx_load): Update to use rs6000_emit_le_vsx_permute.
6850         (rs6000_emit_le_vsx_store): Likewise.
6851         * config/rs6000/vsx.md (VSX_TI): New iterator.
6852         (*vsx_le_permute_<mode>): Use it instead of VSX_LE_128.
6853         (*vsx_le_undo_permute_<mode>): Likewise.
6854         (*vsx_le_perm_load_<mode>): Use rs6000_emit_le_vsx_permute to
6855         emit the split sequence.
6856         (*vsx_le_perm_store_<mode>): Likewise.
6858 2017-07-27  Jakub Jelinek  <jakub@redhat.com>
6860         PR tree-optimization/81555
6861         PR tree-optimization/81556
6862         * tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument,
6863         if true, force CHANGED for the recursive invocation.
6864         (reassociate_bb): Remember original length of ops array, pass
6865         len != orig_len as NEXT_CHANGED in rewrite_expr_tree call.
6867         * attribs.c (decl_attributes): Imply noinline, noclone and no_icf
6868         attributes for noipa attribute.  For naked attribute use
6869         lookup_attribute first before lookup_attribute_spec.
6870         * final.c (rest_of_handle_final): Disable IPA RA for functions with
6871         noipa attribute.
6872         * ipa-visibility.c (non_local_p): Fix comment typos.  Return true
6873         for functions with noipa attribute.
6874         (cgraph_externally_visible_p): Return true for functions with noipa
6875         attribute.
6876         * cgraph.c (cgraph_node::get_availability): Return AVAIL_INTERPOSABLE
6877         for functions with noipa attribute.
6878         * doc/extend.texi: Document noipa function attribute.
6879         * tree-ssa-structalias.c (refered_from_nonlocal_fn): Set *nonlocal_p
6880         also for functions with noipa attribute.
6881         (ipa_pta_execute): Set nonlocal_p also for nodes with noipa attribute.
6883 2017-07-26  Andrew Pinski  <apinski@cavium.com>
6885         * config/aarch64/aarch64.c (thunderx_vector_cost): Decrease cost of
6886         vec_unalign_load_cost and vec_unalign_store_cost.
6888 2017-07-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
6890         * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Delete
6891         -mvsx-small-integer option.
6892         (ISA_3_0_MASKS_IEEE): Likewise.
6893         (OTHER_VSX_VECTOR_MASKS): Likewise.
6894         (POWERPC_MASKS): Likewise.
6895         * config/rs6000/rs6000.opt (-mvsx-small-integer): Likewise.
6896         * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Simplify
6897         code, only testing for DImode being allowed in non-VSX floating
6898         point registers.
6899         (rs6000_init_hard_regno_mode_ok): Change TARGET_VSX_SMALL_INTEGER
6900         to TARGET_P8_VECTOR test.  Remove redundant VSX test inside of
6901         another VSX test.
6902         (rs6000_option_override_internal): Delete -mvsx-small-integer.
6903         (rs6000_expand_vector_set): Change TARGET_VSX_SMALL_INTEGER to
6904         TARGET_P8_VECTOR test.
6905         (rs6000_secondary_reload_simple_move): Likewise.
6906         (rs6000_preferred_reload_class): Delete TARGET_VSX_SMALL_INTEGER,
6907         since TARGET_P9_VECTOR was already tested.
6908         (rs6000_opt_masks): Remove -mvsx-small-integer.
6909         * config/rs6000/vsx.md (vsx_extract_<mode>): Delete
6910         TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
6911         used.
6912         (vsx_extract_<mode>_p9): Delete TARGET_VSX_SMALL_INTEGER, since a
6913         test for TARGET_VEXTRACTUB was used, and that uses
6914         TARGET_P9_VECTOR.
6915         (p9 extract splitter): Likewise.
6916         (vsx_extract_<mode>_di_p9): Likewise.
6917         (vsx_extract_<mode>_store_p9): Likewise.
6918         (vsx_extract_si): Delete TARGET_VSX_SMALL_INTEGER, since a test
6919         for TARGET_P9_VECTOR was used.  Delete code that is now dead with
6920         the elimination of TARGET_VSX_SMALL_INTEGER.
6921         (vsx_extract_<mode>_p8): Likewise.
6922         (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Likewise.
6923         (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
6924         (vsx_set_<mode>_p9): Likewise.
6925         (vsx_set_v4sf_p9): Likewise.
6926         (vsx_set_v4sf_p9_zero): Likewise.
6927         (vsx_insert_extract_v4sf_p9): Likewise.
6928         (vsx_insert_extract_v4sf_p9_2): Likewise.
6929         * config/rs6000/rs6000.md (sign extend splitter): Change
6930         TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test.
6931         (floatsi<mode>2_lfiwax_mem): Likewise.
6932         (floatunssi<mode>2_lfiwzx_mem): Likewise.
6933         (float<QHI:mode><FP_ISA3:mode>2): Delete TARGET_VSX_SMALL_INTEGER,
6934         since a test for TARGET_P9_VECTOR was used.
6935         (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6936         (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
6937         (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6938         (fix_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
6939         TARGET_P8_VECTOR test.
6940         (fix_trunc<mode>si2_stfiwx): Likewise.
6941         (fix_trunc<mode>si2_internal): Likewise.
6942         (fix_trunc<SFDF:mode><QHI:mode>2): Delete
6943         TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
6944         used.
6945         (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6946         (fixuns_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
6947         TARGET_P8_VECTOR test.
6948         (fixuns_trunc<mode>si2_stfiwx): Likewise.
6949         (fixuns_trunc<SFDF:mode><QHI:mode>2): Delete
6950         TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
6951         used.
6952         (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6953         (fctiw<u>z_<mode>_smallint): Delete TARGET_VSX_SMALL_INTEGER,
6954         since a test for TARGET_P9_VECTOR was used.
6955         (splitter for loading small constants): Likewise.
6957 2017-07-26  Andrew Pinski  <apinski@cavium.com>
6959         * config/aarch64/aarch64.c (thunderx_vector_cost): Fix
6960         vec_fp_stmt_cost.
6962 2017-07-26  H.J. Lu  <hongjiu.lu@intel.com>
6964         PR target/81563
6965         * config/i386/i386.c (sp_valid_at): Properly check CFA offset.
6966         (fp_valid_at): Likewise.
6968 2017-07-26  James Greenhalgh  <james.greenhalgh@arm.com>
6970         * config/aarch64/aarch64.c (cortexa57_addrcost_table): Remove.
6971         (qdf24xx_addrcost_table): Likewise.
6972         (cortexa57_tunings): Update to use generic_branch_cost.
6973         (cortexa72_tunings): Likewise.
6974         (cortexa73_tunings): Likewise.
6975         (qdf24xx_tunings): Likewise.
6977 2017-07-26  James Greenhalgh  <james.greenhalgh@arm.com>
6979         * config/aarch64/aarch64.c (cortexa57_branch_cost): Remove.
6980         (thunderx2t99_branch_cost): Likewise.
6981         (cortexa35_tunings): Update to use generic_branch_cost.
6982         (cortexa53_tunings): Likewise.
6983         (cortexa57_tunings): Likewise.
6984         (cortexa72_tunings): Likewise.
6985         (cortexa73_tunings): Likewise.
6986         (thunderx2t99_tunings): Likewise.
6988 2017-07-26  Sebastian Huber  <sebastian.huber@embedded-brains.de>
6990         * config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD.
6991         (sparc_option_override): Honour MASK_FSMULD.
6992         * config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD.
6993         * config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD.
6994         * config/sparc/sparc.opt (mfsmuld): New option.
6995         * doc/invoke.texi (mfsmuld): Document option.
6997 2017-07-26  Marek Polacek  <polacek@redhat.com>
6999         PR middle-end/70992
7000         * tree.c (build2_stat): Don't set TREE_CONSTANT on divisions by zero.
7002 2017-07-26  Richard Biener  <rguenther@suse.de>
7004         * gimple-match-head.c (do_valueize): Return OP if valueize
7005         returns NULL_TREE.
7006         (get_def): New helper to get at the def stmt of a SSA name
7007         if valueize allows.
7008         * genmatch.c (dt_node::gen_kids_1): Use get_def instead of
7009         do_valueize to get at the def stmt.
7010         (dt_operand::gen_gimple_expr): Simplify do_valueize calls.
7012 2017-07-26  Wilco Dijkstra  <wdijkstr@arm.com>
7014         PR middle-end/46932
7015         * auto-inc-dec.c (parse_add_or_inc): Block autoinc on sfp.
7017 2017-07-26  Martin Liska  <mliska@suse.cz>
7019         PR sanitize/81186
7020         * function.c (expand_function_start): Make expansion of
7021         nonlocal_goto_save_area after parm_birth_insn.
7023 2017-07-26  Sebastian Huber  <sebastian.huber@embedded-brains.de>
7025         * config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU
7026         from all CPU target flags enable members.
7028 2017-07-26  Richard Biener  <rguenther@suse.de>
7030         * genmatch.c (dt_simplify::gen): Make iterator vars const.
7031         (decision_tree::gen): Make 'type' const.
7032         (write_predicate): Likewise.
7034 2017-07-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
7036         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok):
7037         Eliminate TARGET_UPPER_REGS_{DF,DI,SF} usage.
7038         (rs6000_option_override_internal): Likewise.
7039         (rs6000_expand_vector_set): Likewise.
7040         * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Delete.
7041         (TARGET_UPPER_REGS_SF): Likewise.
7042         (TARGET_UPPER_REGS_DI): Likewise.
7043         (TARGET_VEXTRACTUB): Eliminate TARGET_UPPER_REGS_{DF,DI,SF}.
7044         (TARGET_DIRECT_MOVE_64BIT): Likewise.
7045         * config/rs6000/rs6000.md (ALTIVEC_DFORM): Likewise.
7046         (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
7047         (Splitters for DI constants in Altivec registers): Likewise.
7048         * config/rs6000/vsx.md (vsx_set_<mode>_p9): Likewise.
7049         (vsx_set_v4sf_p9): Likewise.
7050         (vsx_set_v4sf_p9_zero): Likewise.
7051         (vsx_insert_extract_v4sf_p9): Likewise.
7052         (vsx_insert_extract_v4sf_p9_2): Likewise.
7054 2017-07-25  Carl Love  <cel@us.ibm.com>
7056         * doc/extend.texi: Update the built-in documentation file for the
7057         existing built-in functions
7058         vector signed char vec_cnttz (vector signed char);
7059         vector unsigned char vec_cnttz (vector unsigned char);
7060         vector signed short vec_cnttz (vector signed short);
7061         vector unsigned short vec_cnttz (vector unsigned short);
7062         vector signed int vec_cnttz (vector signed int);
7063         vector unsigned int vec_cnttz (vector unsigned int);
7064         vector signed long long vec_cnttz (vector signed long long);
7065         vector unsigned long long vec_cnttz (vector unsigned long long);
7067 2017-07-25  Andrew Pinski  <apinski@cavium.com>
7069         * tree-ssa-uninit.c (warn_uninitialized_vars): Don't warn about memory
7070         accesses where the use is for the first operand of a BIT_INSERT.
7072 2017-07-25  Jim Wilson  <jim.wilson@linaro.org>
7074         PR bootstrap/81521
7075         * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
7076         for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
7078 2017-07-25  Jim Wilson  <jim.wilson@linaro.org>
7080         * config/i386/gstabs.h: Delete.
7081         * config/i386/openbsd.h, config/i386/t-openbsd: Likewise.
7083 2017-07-25  Uros Bizjak  <ubizjak@gmail.com>
7085         * config/i386/i386.c (ix86_decompose_address): Do not check for
7086         register RTX when looking at index_reg or base_reg.
7087         * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use stack_pointer_rtx.
7089 2017-07-25  Eric Botcazou  <ebotcazou@adacore.com>
7091         * gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace
7092         to update EH info here.
7094 2017-07-25  Alexander Monakov  <amonakov@ispras.ru>
7096         * match.pd ((X * CST1) * CST2): Simplify to X * (CST1 * CST2).
7098 2017-07-25  Alexander Monakov  <amonakov@ispras.ru>
7100         * match.pd ((X * CST) * Y): Reassociate to (X * Y) * CST.
7102 2017-07-25  Torsten Duwe  <duwe@suse.de>
7104         * common.opt: Introduce -fpatchable-function-entry
7105         command line option, and its variables function_entry_patch_area_size
7106         and function_entry_patch_area_start.
7107         * opts.c (common_handle_option): Add -fpatchable_function_entry_ case,
7108         including a two-value parser.
7109         * target.def (print_patchable_function_entry): New target hook.
7110         * targhooks.h (default_print_patchable_function_entry): New function.
7111         * targhooks.c (default_print_patchable_function_entry): Likewise.
7112         * toplev.c (process_options): Switch off IPA-RA if
7113         patchable function entries are being generated.
7114         * varasm.c (assemble_start_function): Look at the
7115         patchable-function-entry command line switch and current
7116         function attributes and maybe generate NOP instructions by
7117         calling the print_patchable_function_entry hook.
7118         * doc/extend.texi: Document patchable_function_entry attribute.
7119         * doc/invoke.texi: Document -fpatchable_function_entry
7120         command line option.
7121         * doc/tm.texi.in (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
7122         New target hook.
7123         * doc/tm.texi: Re-generate.
7125 2017-07-25  Jakub Jelinek  <jakub@redhat.com>
7127         PR target/81532
7128         * config/i386/constraints.md (Yd, Ye): Use ALL_SSE_REGS for
7129         TARGET_AVX512DQ rather than TARGET_AVX512BW.
7131 2017-07-25  Tamar Christina  <tamar.christina@arm.com>
7133         * config/arm/parsecpu.awk (all_cores): Remove duplicates.
7135 2017-07-25  Richard Biener  <rguenther@suse.de>
7137         PR tree-optimization/81455
7138         * tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to
7139         not walk in cycles when looking for guards.
7141 2017-07-25  Richard Biener  <rguenther@suse.de>
7143         PR tree-optimization/81529
7144         * tree-vect-stmts.c (process_use): Disregard live induction PHIs
7145         when optimizing backedge uses.
7147 2017-07-25  David Edelsohn  <dje.gcc@gmail.com>
7149         * dwarf2asm.c (dw2_asm_output_nstring): Encode double quote
7150         character for AIX.
7151         * dwarf2out.c (output_macinfo): Copy debug_line_section_label
7152         to dl_section_ref.  On AIX, append an expression to subtract
7153         the size of the section length to dl_section_ref.
7155 2017-07-25  Segher Boessenkool  <segher@kernel.crashing.org>
7157         * configure.ac: If any of the config.* scripts fail, exit 1.
7158         * configure: Regenerate.
7160 2017-07-25  Richard Biener  <rguenther@suse.de>
7162         PR middle-end/81546
7163         * tree-ssa-operands.c (verify_imm_links): Remove cap on number
7164         of immediate uses, be more verbose on errors.
7166 2017-07-25  Richard Biener  <rguenther@suse.de>
7168         PR tree-optimization/81510
7169         * tree-vect-loop.c (vect_is_simple_reduction): When the
7170         reduction stmt is not inside the loop bail out.
7172 2017-07-25  Richard Biener  <rguenther@suse.de>
7174         PR tree-optimization/81303
7175         * tree-vect-loop-manip.c (vect_loop_versioning): Build
7176         profitability check against LOOP_VINFO_NITERSM1.
7178 2017-07-25  Alexander Monakov  <amonakov@ispras.ru>
7180         * domwalk.c (cmp_bb_postorder): Simplify.
7181         (sort_bbs_postorder): New function.  Use it...
7182         (dom_walker::walk): ...here to optimize common cases.
7184 2017-07-25  Martin Liska  <mliska@suse.cz>
7186         PR ipa/81520
7187         * ipa-visibility.c (function_and_variable_visibility): Make the
7188         redirection just on target that supports aliasing.
7189         Fix GNU coding style.
7191 2017-07-25  Sebastian Huber  <sebastian.huber@embedded-brains.de>
7193         PR libgcc/61152
7194         * config/aarch64/rtems.h: Add GCC Runtime Library Exception.
7195         Format changes.
7196         * config/arm/rtems.h: Likewise.
7197         * config/bfin/rtems.h: Likewise.
7198         * config/i386/rtemself.h: Likewise.
7199         * config/lm32/rtems.h: Likewise.
7200         * config/m32c/rtems.h: Likewise.
7201         * config/m68k/rtemself.h: Likewise.
7202         * config/microblaze/rtems.h: Likewise.
7203         * config/mips/rtems.h: Likewise.
7204         * config/moxie/rtems.h: Likewise.
7205         * config/nios2/rtems.h: Likewise.
7206         * config/powerpcspe/rtems.h: Likewise.
7207         * config/rs6000/rtems.h: Likewise.
7208         * config/rtems.h: Likewise.
7209         * config/sh/rtems.h: Likewise.
7210         * config/sh/rtemself.h: Likewise.
7211         * config/sparc/rtemself.h: Likewise.
7213 2017-07-25  Georg-Johann Lay  <avr@gjlay.de>
7215         PR 81487
7216         * hsa-brig.c (brig_init): Use xasprintf instead of asprintf.
7217         * gimple-pretty-print.c (dump_profile, dump_probability): Same.
7218         * tree-ssa-structalias.c (alias_get_name): Same.
7220 2017-07-25  Bin Cheng  <bin.cheng@arm.com>
7222         PR target/81414
7223         * config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac
7224         instructions if no du chain is found.
7226 2017-07-25  Georg-Johann Lay  <avr@gjlay.de>
7228         * config/avr/avr-log.c (avr_log_vadump) ['T']: Print NULL-TREE.
7230 2017-07-25  Richard Biener  <rguenther@suse.de>
7232         PR middle-end/81505
7233         * fold-const.c (fold_negate_const): TREE_OVERFLOW should be
7234         sticky.
7236 2017-07-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
7238         * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Delete
7239         upper-regs options.
7240         (ISA_2_7_MASKS_SERVER): Likewise.
7241         (ISA_3_0_MASKS_IEEE): Likewise.
7242         (OTHER_P8_VECTOR_MASKS): Likewise.
7243         (OTHER_VSX_VECTOR_MASKS): Likewise.
7244         (POWERPC_MASKS): Likewise.
7245         (power7 cpu): Use ISA_2_6_MASKS_SERVER instead of using a
7246         duplicate list of options.
7247         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Remove
7248         explicit -mupper-regs options.
7249         * config/rs6000/rs6000.opt (-mvsx-scalar-memory): Delete
7250         -mupper-regs* options.  Delete -mvsx-scalar-memory, which was an
7251         alias for -mupper-regs-df.
7252         * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
7253         (rs6000_init_hard_regno_mode_ok): Likewise.
7254         (rs6000_option_override_internal): Likewise.
7255         (rs6000_opt_masks): Likewise.
7256         * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Define upper regs
7257         options in terms of whether -mvsx or -mpower8-vector was used.
7258         (TARGET_UPPER_REGS_DI): Likewise.
7259         (TARGET_UPPER_REGS_SF): Likewise.
7260         * doc/invoke.texi (RS/6000 and PowerPC Options): Delete the
7261         -mupper-regs-* options.
7263 2017-07-24  Segher Boessenkool  <segher@kernel.crashing.org>
7265         * passes.c (emergency_dump_function): Print some empty lines and a
7266         header before the RTL dump.
7268 2017-07-24  Segher Boessenkool  <segher@kernel.crashing.org>
7270         * cfgrtl.c (rtl_dump_bb): Don't call NEXT_INSN on NULL.
7272 2017-07-24  Wilco Dijkstra  <wdijkstr@arm.com>
7274         PR target/79041
7275         * config/aarch64/aarch64.c (aarch64_classify_symbol):
7276         Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals.
7278 2017-07-24  Carl Love  <cel@us.ibm.com>
7280         * config/rs6000/rs6000-c.c: Add support for built-in functions
7281         vector float vec_extract_fp32_from_shorth (vector unsigned short);
7282         vector float vec_extract_fp32_from_shortl (vector unsigned short);
7283         * config/rs6000/altivec.h (vec_extract_fp_from_shorth,
7284         vec_extract_fp_from_shortl): Add defines for the two builtins.
7285         * config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH,
7286         VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1
7287         new builtins.
7288         * config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn.
7289         (vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands.
7290         * doc/extend.texi: Update the built-in documentation file for the
7291         new built-in function.
7293 2017-07-24  Jakub Jelinek  <jakub@redhat.com>
7295         PR bootstrap/81521
7296         * tree.def: Remove TYPE_METHODS documentation, adjust TYPE_FIELDS
7297         documentation.
7298         * doc/generic.texi: Likewise.
7299         * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
7300         for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.
7302 2017-07-24  Jackson Woodruff  <jackson.woodruff@arm.com>
7304         * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): New.
7305         (aarch64_mls_elt_merge<mode>): Likewise.
7307 2017-07-23  Krister Walfridsson  <krister.walfridsson@gmail.com>
7309         * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
7310         having __cxa_atexit.
7312 2017-07-23  Michael Collison  <michael.collison@arm.com>
7314         * config/arm/arm.c (arm_option_override): Deprecate
7315         use of -mstructure-size-boundary.
7316         * config/arm/arm.opt: Deprecate -mstructure-size-boundary.
7317         * doc/invoke.texi: Deprecate -mstructure-size-boundary.
7319 2017-07-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7321         PR target/80695
7322         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
7323         Reduce cost estimate for direct moves.
7325 2017-07-23  Uros Bizjak  <ubizjak@gmail.com>
7327         PR target/80569
7328         * config/i386/i386.c (ix86_option_override_internal): Disable
7329         BMI, BMI2 and TBM instructions for -m16.
7331 2017-07-21  Carl Love  <cel@us.ibm.com>
7333         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7334         ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
7335         ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
7336         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
7337         builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
7338         * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
7339         VMULOSW): New enum "unspec" values.
7340         (altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
7341         altivec_vmulosw): New patterns.
7342         * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
7343         VMULOSW): Add definitions.
7345 2017-07-21  Jim Wilson  <jim.wilson@linaro.org>
7347         * config/aarch64/aarch64-cores.def (falkor): Add AARCH64_FL_RDMA.
7348         (qdf24xx): Likewise.
7349         * config/aarch64/aarch64-options-extensions.def (rdma); New.
7350         * config/aarch64/aarch64.h (AARCH64_FL_RDMA): New.
7351         (AARCH64_FL_V8_1): Renumber.
7352         (AARCH64_FL_FOR_ARCH8_1): Add AARCH64_FL_RDMA.
7353         (AARCH64_ISA_RDMA): Use AARCH64_FL_RDMA.
7354         * config/aarch64/arm_neon.h: Use +rdma instead of arch=armv8.1-a.
7355         * doc/invoke.texi (AArch64 Options): Mention +rmda in -march docs.  Add
7356         rdma to feature modifiers list.
7358 2017-07-21  Yury Gribov  <tetra2005@gmail.com>
7360         PR middle-end/56727
7361         * ipa-visibility (function_and_variable_visibility): Convert
7362         recursive PLT call to direct call if appropriate.
7364 2017-07-21  Andrew Pinski  <apinski@cavium.com>
7366         * tree-ssa-sccvn.c (vn_nary_op_eq): Check BIT_INSERT_EXPR's
7367         operand 1 to see if the types precision matches.
7368         * fold-const.c (operand_equal_p): Likewise.
7370 2017-07-21  Richard Biener  <rguenther@suse.de>
7372         PR tree-optimization/81303
7373         * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Pass
7374         in datarefs vector.  Allow NULL dr0 for no peeling cost estimate.
7375         (vect_peeling_hash_get_lowest_cost): Adjust.
7376         (vect_enhance_data_refs_alignment): Likewise.  Use
7377         vect_get_peeling_costs_all_drs to compute the penalty for no
7378         peeling to match up costs.
7380 2017-07-21  Richard Biener  <rguenther@suse.de>
7382         PR tree-optimization/81500
7383         * tree-vect-loop.c (vect_is_simple_reduction): Properly fail if
7384         we didn't identify a reduction path.
7386 2017-07-21  Tom de Vries  <tom@codesourcery.com>
7387             Cesar Philippidis  <cesar@codesourcery.com>
7389         PR gcov-profile/81442
7390         * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Add missing edge
7391         probabilities.
7393 2017-07-21  Tom de Vries  <tom@codesourcery.com>
7395         PR lto/81430
7396         * config/nvptx/nvptx.c (nvptx_override_options_after_change): New
7397         function.
7398         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define to
7399         nvptx_override_options_after_change.
7401 2017-07-21  Ulrich Drepper  <drepper@redhat.com>
7403         * dwarf2out.c (output_file_names): Avoid double testing for
7404         dwarf_version >= 5.
7406 2017-07-21  Georg-Johann Lay  <avr@gjlay.de>
7408         * doc/invoke.texi (AVR Built-in Functions): Re-layout section.
7410 2016-07-21  Jan Hubicka  <hubicka@ucw.cz>
7412         * cfgcleanup.c (flow_find_cross_jump): Do not crossjump across
7413         hot/cold regions.
7414         (try_crossjump_to_edge): Do not punt on partitioned functions.
7416 2016-07-21  Jan Hubicka  <hubicka@ucw.cz>
7418         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7419         Put all BBs reachable only via paths crossing cold region to cold
7420         region.
7421         * cfgrtl.c (find_bbs_reachable_by_hot_paths): New function.
7423 2016-07-21  Richard Biener  <rguenther@suse.de>
7425         PR tree-optimization/81303
7426         * tree-vect-loop.c (vect_estimate_min_profitable_iters): Take
7427         into account prologue and epilogue iterations when raising
7428         min_profitable_iters to sth at least covering one vector iteration.
7430 2017-07-21  Tamar Christina  <tamar.christina@arm.com>
7432         * config/arm/arm.c (arm_test_cpu_arch_dat):
7433         Check for overlap.
7435 2017-07-20  Nathan Sidwell  <nathan@acm.org>
7437         Remove TYPE_METHODS.
7438         * tree.h (TYPE_METHODS): Delete.
7439         * dwarf2out.c (gen_member_die): Member fns are on TYPE_FIELDS.
7440         * dbxout.c (dbxout_type_fields): Ignore FUNCTION_DECLs.
7441         (dbxout_type_methods): Scan TYPE_FIELDS.
7442         (dbxout_type): Don't check TYPE_METHODS here.
7443         * function.c (use_register_for_decl): Always ignore register for
7444         class types when not optimizing.
7445         * ipa-devirt.c (odr_types_equivalent_p): Delete TYPE_METHODS scan.
7446         * tree.c (free_lang_data_in_type): Stitch out member functions and
7447         templates from TYPE_FIELDS.
7448         (build_distinct_type_copy, verify_type_variant,
7449         verify_type): Member fns are on TYPE_FIELDS.
7450         * tree-dump.c (dequeue_and_dump): No TYPE_METHODS.
7451         * tree-pretty-print.c (dump_generic_node): Likewise.
7453 2017-07-20  Jakub Jelinek  <jakub@redhat.com>
7455         PR target/80846
7456         * config/i386/i386.c (ix86_expand_vector_init_general): Handle
7457         V2TImode and V4TImode.
7458         (ix86_expand_vector_extract): Likewise.
7459         * config/i386/sse.md (VMOVE): Enable V4TImode even for just
7460         TARGET_AVX512F, instead of only for TARGET_AVX512BW.
7461         (ssescalarmode): Handle V4TImode and V2TImode.
7462         (VEC_EXTRACT_MODE): Add V4TImode and V2TImode.
7463         (*vec_extractv2ti, *vec_extractv4ti): New insns.
7464         (VEXTRACTI128_MODE): New mode iterator.
7465         (splitter for *vec_extractv?ti first element): New.
7466         (VEC_INIT_MODE): New mode iterator.
7467         (vec_init<mode>): Consolidate 3 expanders into one using
7468         VEC_INIT_MODE mode iterator.
7470 2017-07-20  Alexander Monakov  <amonakov@ispras.ru>
7472         * lra-assigns.c (pseudo_compare_func): Fix comparison step based on
7473         non_spilled_static_chain_regno_p.
7475 2017-07-20  Alexander Monakov  <amonakov@ispras.ru>
7477         * gimple-ssa-store-merging.c (sort_by_bitpos): Return 0 on equal bitpos.
7479 2017-07-20  Jan Hubicka  <hubicka@ucw.cz>
7481         * bb-reorder.c (connect_traces): Allow copying of blocks within
7482         single partition.
7484 2017-07-20  Richard Biener  <rguenther@suse.de>
7486         * gimple.h (gimple_phi_result): Add gphi * overload.
7487         (gimple_phi_result_ptr): Likewise.
7488         (gimple_phi_arg): Likewise.  Adjust index assert to only
7489         allow actual argument accesses rather than all slots available
7490         by capacity.
7491         (gimple_phi_arg_def): Add gphi * overload.
7492         * tree-phinodes.c (make_phi_node): Initialize only actual
7493         arguments.
7494         (resize_phi_node): Clear memory not covered by old node,
7495         do not initialize excess argument slots.
7496         (reserve_phi_args_for_new_edge): Initialize new argument slot
7497         completely.
7499 2017-07-20  Bin Cheng  <bin.cheng@arm.com>
7501         PR tree-optimization/81388
7502         Revert r238585:
7503         2016-07-21  Bin Cheng  <bin.cheng@arm.com>
7505         * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
7506         by removing computation of may_be_zero.
7508 2017-07-18  Jan Hubicka  <hubicka@ucw.cz>
7509             Tom de Vries  <tom@codesourcery.com>
7511         PR middle-end/81030
7512         * cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note
7513         when gimple level profile disagrees with what RTL expander did.
7515 2017-07-20  Richard Biener  <rguenther@suse.de>
7517         PR tree-optimization/61171
7518         * tree-vectorizer.h (slp_instance): Add reduc_phis member.
7519         (vect_analyze_stmt): Add slp instance parameter.
7520         (vectorizable_reduction): Likewise.
7521         * tree-vect-loop.c (vect_analyze_loop_operations): Adjust.
7522         (vect_is_simple_reduction): Deal with chains not detected
7523         as SLP reduction chain, specifically not properly associated
7524         chains containing a mix of plus/minus.
7525         (get_reduction_op): Remove.
7526         (get_initial_defs_for_reduction): Simplify, pass in whether
7527         this is a reduction chain, pass in the SLP node for the PHIs.
7528         (vect_create_epilog_for_reduction): Get the SLP instance as
7529         arg and adjust.
7530         (vectorizable_reduction): Get the SLP instance as arg.
7531         During analysis remember the SLP node with the PHIs in the
7532         instance.  Simplify getting at the vectorized reduction PHIs.
7533         * tree-vect-slp.c (vect_slp_analyze_node_operations): Pass
7534         through SLP instance.
7535         (vect_slp_analyze_operations): Likewise.
7536         * tree-vect-stms.c (vect_analyze_stmt): Likewise.
7537         (vect_transform_stmt): Likewise.
7539 2017-07-20  Tom de Vries  <tom@codesourcery.com>
7541         PR tree-optimization/81489
7542         * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Move
7543         read of phi arg location to before loop that modifies phi.
7545 2017-07-20  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
7547         * match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0):
7548         New pattern.
7550 2017-07-19  Jan Hubicka  <hubicka@ucw.cz>
7552         PR middle-end/81331
7553         * except.c (execute): Fix ordering issue.
7555 2018-07-19  Segher Boessenkool  <segher@kernel.crashing.org>
7557         PR rtl-optimization/81423
7558         * combine.c (make_compound_operation_int): Don't try to optimize
7559         the AND of a SUBREG of an LSHIFTRT if that SUBREG is paradoxical.
7561 2017-07-19  Segher Boessenkool  <segher@kernel.crashing.org>
7563         PR rtl-optimization/81423
7564         * simplify-rtx.c (simplify_truncation): Handle truncating an IOR
7565         with a constant that is -1 in the truncated to mode.
7567 2017-07-19  Jan Hubicka  <hubicka@ucw.cz>
7569         * predict.c (propagate_unlikely_bbs_forward): Break out from ...
7570         (determine_unlikely_bbs): ... here.
7571         * predict.h (propagate_unlikely_bbs_forward): Declare.
7572         * cfgexpand.c (pass_expand::execute): Use it.
7573         * bb-reorder.c (sanitize_hot_paths): Do not consider known to be
7574         unlikely edges.
7575         (find_rarely_executed_basic_blocks_and_crossing_edges): Use
7576         propagate_unlikely_bbs_forward.
7578 2017-07-19  Jan Hubicka  <hubicka@ucw.cz>
7580         PR middle-end/81331
7581         * except.c (maybe_add_nop_after_section_switch): New function.
7582         (execute): Use it.
7584 2017-07-19  Tom de Vries  <tom@codesourcery.com>
7586         * gimple.h (gimple_phi_set_arg): Make assert more strict.
7588 2017-07-19  Tom de Vries  <tom@codesourcery.com>
7590         * gimple.h (gimple_phi_arg): Make assert more strict.
7592 2017-07-19  Steven Munroe  <munroesj@gcc.gnu.org>
7594         * config.gcc (powerpc*-*-*): Add mmintrin.h.
7595         * config/rs6000/mmintrin.h: New file.
7596         * config/rs6000/x86intrin.h [__ALTIVEC__]: Include mmintrin.h.
7598 2017-07-19  Jakub Jelinek  <jakub@redhat.com>
7600         PR tree-optimization/81346
7601         * match.pd: Optimize (X - 1U) <= INT_MAX-1U into (int) X > 0.
7603 2017-07-19  Tom de Vries  <tom@codesourcery.com>
7605         * config/nvptx/nvptx.md (VECIM): Add V2DI.
7607 2017-07-19  Tom de Vries  <tom@codesourcery.com>
7609         * config/nvptx/nvptx-modes.def: Add V2DImode.
7610         * config/nvptx/nvptx-protos.h (nvptx_data_alignment): Declare.
7611         * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2DImode.
7612         (nvptx_output_mov_insn): Handle lack of mov.b128.
7613         (nvptx_print_operand): Handle 'H' and 'L' codes.
7614         (nvptx_vector_mode_supported): Allow V2DImode.
7615         (nvptx_preferred_simd_mode): New function.
7616         (nvptx_data_alignment): New function.
7617         (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Redefine to
7618         nvptx_preferred_simd_mode.
7619         * config/nvptx/nvptx.h (STACK_BOUNDARY, BIGGEST_ALIGNMENT): Change from
7620         64 to 128 bits.
7621         (DATA_ALIGNMENT): Define.  Set to nvptx_data_alignment.
7623 2017-07-19  Tom de Vries  <tom@codesourcery.com>
7625         * config/nvptx/nvptx-modes.def: New file.  Add V2SImode.
7626         * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2SImode.
7627         (nvptx_vector_mode_supported): New function.  Allow V2SImode.
7628         (TARGET_VECTOR_MODE_SUPPORTED_P): Redefine to nvptx_vector_mode_supported.
7629         * config/nvptx/nvptx.md (VECIM): New mode iterator. Add V2SI.
7630         (mov<VECIM>_insn): New define_insn.
7631         (define_expand "mov<VECIM>): New define_expand.
7633 2017-07-19  Tom de Vries  <tom@codesourcery.com>
7635         * config/nvptx/nvptx.c (nvptx_print_operand): Handle v2 vector mode.
7637 2017-07-19  Jakub Jelinek  <jakub@redhat.com>
7639         PR tree-optimization/81346
7640         * fold-const.h (fold_div_compare, range_check_type): Declare.
7641         * fold-const.c (range_check_type): New function.
7642         (build_range_check): Use range_check_type.
7643         (fold_div_compare): No longer static, rewritten into
7644         a match.pd helper function.
7645         (fold_comparison): Don't call fold_div_compare here.
7646         * match.pd (X / C1 op C2): New optimization using fold_div_compare
7647         as helper function.
7649 2017-07-19  Nathan Sidwell  <nathan@acm.org>
7651         * tree.h (TYPE_MINVAL, TYPE_MAXVAL): Rename to ...
7652         (TYPE_MIN_VALUE_RAW, TYPE_MAX_VALUE_RAW): ... these.
7653         * tree.c (find_decls_types_r, verify_type): Use
7654         TYPE_{MIN,MAX}_VALUE_RAW.
7655         * lto-streamer-out.c (DFS::DFS_write_tree_body): Likewise.
7656         (hash_tree): Likewise.
7657         * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
7658         Likewise.
7659         * tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
7660         Likewise.
7662 2017-07-18  Tom de Vries  <tom@codesourcery.com>
7664         PR middle-end/81464
7665         * omp-expand.c (expand_omp_for_static_chunk): Handle
7666         equal-argument loop exit phi.
7668 2017-07-18  Uros Bizjak  <ubizjak@gmail.com>
7670         PR target/81471
7671         * config/i386/i386.md (rorx_immediate_operand): New mode attribute.
7672         (*bmi2_rorx<mode>3_1): Use rorx_immediate_operand as
7673         operand 2 predicate.
7674         (*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as
7675         operand 2 predicate.
7676         (ror,rol -> rorx splitters): Use const_int_operand as
7677         operand 2 predicate.
7679 2017-06-18  Richard Biener  <rguenther@suse.de>
7681         PR tree-optimization/81410
7682         * tree-vect-stmts.c (vectorizable_load): Properly adjust for
7683         the gap in the ! slp_perm SLP case after each group.
7685 2017-07-18  Jan Hubicka  <hubicka@ucw.cz>
7687         PR middle-end/81463
7688         * cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency
7689         again.
7691 2017-07-18  Jan Hubicka  <hubicka@ucw.cz>
7693         PR middle-end/81462
7694         * predict.c (set_even_probabilities): Cleanup; do not affect
7695         probabilities that are already known.
7696         (combine_predictions_for_bb): Call even when count is set.
7698 2017-07-18  Nathan Sidwell  <nathan@acm.org>
7700         * tree-parloops.c (try_transform_to_exit_first_loop_alt): Use
7701         TYPE_MAX_VALUE.
7703 2017-07-18  Bin Cheng  <bin.cheng@arm.com>
7705         PR target/81408
7706         * tree-ssa-loop-niter.c (number_of_iterations_exit): Dump missed
7707         optimization for loop niter analysis.
7709 2017-07-18  Georg-Johann Lay  <avr@gjlay.de>
7711         PR target/81473
7712         * config/avr/avr.c (avr_optimize_casesi): Don't use
7713         INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX.
7715 2017-07-18  Robin Dapp  <rdapp@linux.vnet.ibm.com>
7717         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Remove
7718         body_cost_vec from _vect_peel_extended_info.
7719         (vect_peeling_hash_get_lowest_cost): Do not set body_cost_vec.
7720         (vect_peeling_hash_choose_best_peeling): Remove body_cost_vec and
7721         npeel.
7723 2017-07-18  Bin Cheng  <bin.cheng@arm.com>
7725         * config/arm/arm.c (emit_unlikely_jump): Remove unused var.
7727 2017-07-18  Richard Biener  <rguenther@suse.de>
7729         PR tree-optimization/80620
7730         PR tree-optimization/81403
7731         * tree-ssa-pre.c (phi_translate_1): Clear range and points-to
7732         info when re-using a VN table entry.
7734 2017-07-18  Richard Biener  <rguenther@suse.de>
7736         PR tree-optimization/81418
7737         * tree-vect-loop.c (vectorizable_reduction): Properly compute
7738         vectype_in.  Verify that with lane-reducing reduction operations
7739         we have a single def-use cycle.
7741 2017-07-17  Carl Love  <cel@us.ibm.com>
7743         Revert commit r249424   2017-06-20  Carl Love  <cel@us.ibm.com>
7745         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7746         ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
7747         ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
7748         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
7749         builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
7750         * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
7751         VMULOSW): New enum "unspec" values.
7752         (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
7753         vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
7754         altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
7755         altivec_vmulosw): New patterns.
7756         * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
7757         VMULOSW): Add definitions.
7758 2017-07-17  Uros Bizjak  <ubizjak@gmail.com>
7760         * config/alpha/alpha.c: Include predict.h.
7762 2017-07-17  Yury Gribov  <tetra2005@gmail.com>
7764         * tree-vrp.c (compare_assert_loc): Fix comparison function
7765         to return predictable results.
7767 2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>
7769         * config/arc/arc.md (adddi3): Remove support for mexpand-adddi
7770         option.
7771         (subdi3): Likewise.
7772         * config/arc/arc.opt (mexpand-adddi): Deprecate it.
7773         * doc/invoke.texi (mexpand-adddi): Update text.
7775 2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>
7777         * config/arc/arc.md (clzsi2): Expand to an arc_clzsi2 instruction
7778         that also clobbers the CC register. The old expand code is moved
7779         to ...
7780         (*arc_clzsi2): ... here.
7781         (ctzsi2): Expand to an arc_ctzsi2 instruction that also clobbers
7782         the CC register. The old expand code is moved to ...
7783         (arc_ctzsi2): ... here.
7785 2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>
7787         * config/arc/arc.opt (mindexed-loads): Use initial value
7788         TARGET_INDEXED_LOADS_DEFAULT.
7789         (mauto-modify-reg): Use initial value
7790         TARGET_AUTO_MODIFY_REG_DEFAULT.
7791         * config/arc/elf.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
7792         (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
7793         * config/arc/linux.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
7794         (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
7796 2017-07-17  Martin Liska  <mliska@suse.cz>
7798         PR sanitizer/81302
7799         * opts.c (finish_options): Do not allow -fgnu-tm
7800         w/ -fsanitize={kernel-,}address.  Say sorry.
7802 2017-07-17  Bin Cheng  <bin.cheng@arm.com>
7804         PR target/81369
7805         * tree-loop-distribution.c (classify_partition): Only assert on
7806         numer of iterations.
7807         (merge_dep_scc_partitions): Delete prameter.  Update function call.
7808         (distribute_loop): Remove code handling loop with unknown niters.
7809         (pass_loop_distribution::execute): Skip loop with unknown niters.
7811 2017-07-17  Bin Cheng  <bin.cheng@arm.com>
7813         PR target/81369
7814         * tree-loop-distribution.c (merge_dep_scc_partitions): Sink call to
7815         function sort_partitions_by_post_order.
7817 2017-07-17  Bin Cheng  <bin.cheng@arm.com>
7819         PR tree-optimization/81374
7820         * tree-loop-distribution.c (pass_loop_distribution::execute): Record
7821         the max index of basic blocks, rather than number of basic blocks.
7823 2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>
7825         * config/arc/arc-protos.h (arc_legitimate_pc_offset_p): Remove
7826         proto.
7827         (arc_legitimate_pic_operand_p): Likewise.
7828         * config/arc/arc.c (arc_legitimate_pic_operand_p): Remove
7829         function.
7830         (arc_needs_pcl_p): Likewise.
7831         (arc_legitimate_pc_offset_p): Likewise.
7832         (arc_legitimate_pic_addr_p): Remove LABEL_REF case, as this
7833         function is also used in constrains.md.
7834         (arc_legitimate_constant_p): Use arc_legitimate_pic_addr_p to
7835         validate pic constants. Handle CONST_INT, CONST_DOUBLE, MINUS and
7836         PLUS.  Only return true/false in known cases, otherwise assert.
7837         (arc_legitimate_address_p): Remove arc_legitimate_pic_addr_p as it
7838         is already called in arc_legitimate_constant_p.
7839         * config/arc/arc.h (CONSTANT_ADDRESS_P): Consider also LABEL for
7840         pic addresses.
7841         (LEGITIMATE_PIC_OPERAND_P): Use
7842         arc_raw_symbolic_reference_mentioned_p function.
7843         * config/arc/constraints.md (Cpc): Use arc_legitimate_pic_addr_p
7844         function.
7845         (Cal): Likewise.
7846         (C32): Likewise.
7848 2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>
7849         Andrew Burgess  <andrew.burgess@embecosm.com>
7851         * config/arc/arc-protos.h (arc_compute_function_type): Change prototype.
7852         (arc_return_address_register): New function.
7853         * config/arc/arc.c (arc_handle_fndecl_attribute): New function.
7854         (arc_handle_fndecl_attribute): Add naked attribute.
7855         (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
7856         (TARGET_WARN_FUNC_RETURN): Likewise.
7857         (arc_allocate_stack_slots_for_args): New function.
7858         (arc_warn_func_return): Likewise.
7859         (machine_function): Change type fn_type.
7860         (arc_compute_function_type): Consider new naked function type,
7861         change function return type.
7862         (arc_must_save_register): Adapt to handle new
7863         arc_compute_function_type's return type.
7864         (arc_expand_prologue): Likewise.
7865         (arc_expand_epilogue): Likewise.
7866         (arc_return_address_regs): Delete.
7867         (arc_return_address_register): New function.
7868         (arc_epilogue_uses): Use above function.
7869         * config/arc/arc.h (arc_return_address_regs): Delete prototype.
7870         (arc_function_type): Change encoding, add naked type.
7871         (ARC_INTERRUPT_P): Change to handle the new encoding.
7872         (ARC_FAST_INTERRUPT_P): Likewise.
7873         (ARC_NORMAL_P): Define.
7874         (ARC_NAKED_P): Likewise.
7875         (arc_compute_function_type): Delete prototype.
7876         * config/arc/arc.md (in_ret_delay_slot): Use
7877         arc_return_address_register function.
7878         (simple_return): Likewise.
7879         (p_return_i): Likewise.
7881 2017-07-17  Jakub Jelinek  <jakub@redhat.com>
7883         PR tree-optimization/81428
7884         * match.pd (X / X -> one): Don't optimize _Fract divisions, as 1
7885         can't be built for those types.
7887 2017-07-17  Georg-Johann Lay  <avr@gjlay.de>
7889         Remove stuff dead since r239246.
7891         * config/avr/avr-arch.h (avr_inform_devices): Remove dead proto.
7892         * config/avr/avr-devices.c (mcu_name, comparator, avr_mcus_str)
7893         (avr_inform_devices): Remove dead stuff.
7895 2017-07-17  Tamar Christina  <tamar.christina@arm.com>
7897         * config/arm/arm_neon.h: Fix softp typo.
7899 2017-07-17  Jakub Jelinek  <jakub@redhat.com>
7901         PR tree-optimization/81365
7902         * tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting
7903         aggregate moves onto bb predecessor edges, make sure there are no
7904         loads that could alias the lhs in between the start of bb and the
7905         loads from *phi.
7907 2017-07-17  Georg-Johann Lay  <avr@gjlay.de>
7909         PR 80929
7910         * config/avr/avr.c (avr_mul_highpart_cost): New static function.
7911         (avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost.
7912         [LSHIFTRT, outer_code = TRUNCATE]: Same.
7914 2017-07-17  Jakub Jelinek  <jakub@redhat.com>
7916         PR tree-optimization/81396
7917         * tree-ssa-math-opts.c (struct symbolic_number): Add n_ops field.
7918         (init_symbolic_number): Initialize it to 1.
7919         (perform_symbolic_merge): Add n_ops from both operands into the new
7920         n_ops.
7921         (find_bswap_or_nop): Don't consider n->n == cmpnop computations
7922         without base_addr as useless if they need more than one operation.
7923         (bswap_replace): Handle !bswap case for NULL base_addr.
7925 2017-07-17  Tom de Vries  <tom@codesourcery.com>
7927         PR target/81069
7928         * config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late
7929         as possible.
7931 2017-07-17  Sebastian Huber  <sebastian.huber@embedded-brains.de>
7933         * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
7934         conditional builtin define __FIX_LEON3FT_B2BST.
7936 2017-07-17  Daniel Cederman  <cederman@gaisler.com>
7938         * config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace
7939         MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc
7940         with -mfix-ut700.
7942 2017-07-16  Eric Botcazou  <ebotcazou@adacore.com>
7944         PR rtl-optimization/81424
7945         * optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg
7946         to remove potential trapping from operands if -fnon-call-exceptions.
7948 2017-07-16  Jan Hubicka  <hubicka@ucw.cz>
7950         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Use
7951         profile_proability for scalling.
7952         * scale_profile_for_vect_loop.c (scale_profile_for_vect_loop): Likewise.
7954 2017-07-16  Jan Hubicka  <hubicka@ucw.cz>
7956         * cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.
7958 2017-07-16  Jan Hubicka  <hubicka@ucw.cz>
7960         * cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE
7961         fixpoint arithmetics.
7963 2017-07-16  Jan Hubicka  <hubicka@ucw.cz>
7965         * tree-ssa-loop-unswitch.c (hoist_guard): Avoid use of REG_BR_PROB_BASE
7966         fixpoint arithmetics.
7968 2017-07-16  Jan Hubicka  <hubicka@ucw.cz>
7970         * asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE
7971         fixpoint arithmetics.
7973 2017-07-16  Jan Hubicka  <hubicka@ucw.cz>
7975         * profile-count.h (profile_probability::from_reg_br_prob_note,
7976         profile_probability::to_reg_br_prob_note): New functions.
7977         * doc/rtl.texi (REG_BR_PROB_NOTE): Update documentation.
7978         * reg-notes.h (REG_BR_PROB, REG_BR_PRED): Update docs.
7979         * predict.c (probability_reliable_p): Update.
7980         (edge_probability_reliable_p): Update.
7981         (br_prob_note_reliable_p): Update.
7982         (invert_br_probabilities): Update.
7983         (add_reg_br_prob_note): New function.
7984         (combine_predictions_for_insn): Update.
7985         * asan.c (asan_clear_shadow): Update.
7986         * cfgbuild.c (compute_outgoing_frequencies): Update.
7987         * cfgrtl.c (force_nonfallthru_and_redirect): Update.
7988         (update_br_prob_note): Update.
7989         (rtl_verify_edges): Update.
7990         (purge_dead_edges): Update.
7991         (fixup_reorder_chain): Update.
7992         * emit-rtl.c (try_split): Update.
7993         * ifcvt.c (cond_exec_process_insns): Update.
7994         (cond_exec_process_if_block): Update.
7995         (dead_or_predicable): Update.
7996         * internal-fn.c (expand_addsub_overflow): Update.
7997         (expand_neg_overflow): Update.
7998         (expand_mul_overflow): Update.
7999         * loop-doloop.c (doloop_modify): Update.
8000         * loop-unroll.c (compare_and_jump_seq): Update.
8001         * optabs.c (emit_cmp_and_jump_insn_1): Update.
8002         * predict.h: Update.
8003         * reorg.c (mostly_true_jump): Update.
8004         * rtl.h: Update.
8005         * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): Update.
8006         * config/alpha/alpha.c (emit_unlikely_jump): Update.
8007         * config/arc/arc.c: (emit_unlikely_jump): Update.
8008         * config/arm/arm.c: (emit_unlikely_jump): Update.
8009         * config/bfin/bfin.c (cbranch_predicted_taken_p): Update.
8010         * config/frv/frv.c (frv_print_operand_jump_hint): Update.
8011         * config/i386/i386.c (ix86_expand_split_stack_prologue): Update.
8012         (ix86_print_operand): Update.
8013         (ix86_split_fp_branch): Update.
8014         (predict_jump): Update.
8015         * config/ia64/ia64.c (ia64_print_operand): Update.
8016         * config/mmix/mmix.c (mmix_print_operand): Update.
8017         * config/powerpcspe/powerpcspe.c (output_cbranch): Update.
8018         (rs6000_expand_split_stack_prologue): Update.
8019         * config/rs6000/rs6000.c: Update.
8020         * config/s390/s390.c (s390_expand_vec_strlen): Update.
8021         (s390_expand_vec_movstr): Update.
8022         (s390_expand_cs_tdsi): Update.
8023         (s390_expand_split_stack_prologue): Update.
8024         * config/sh/sh.c (sh_print_operand): Update.
8025         (expand_cbranchsi4): Update.
8026         (expand_cbranchdi4): Update.
8027         * config/sparc/sparc.c (output_v9branch): Update.
8028         * config/spu/spu.c (get_branch_target): Update.
8029         (ea_load_store_inline): Update.
8030         * config/tilegx/tilegx.c (cbranch_predicted_p): Update.
8031         * config/tilepro/tilepro.c: Update.
8033 2017-07-16  Eric Botcazou  <ebotcazou@adacore.com>
8035         * gimplify.c (mostly_copy_tree_r): Revert latest change.
8036         (gimplify_save_expr): Likewise.
8038 2017-07-07  Jan Hubicka  <hubicka@ucw.cz>
8040         * ipa-visibility.c (function_and_variable_visibility): Fix pasto.
8042 2017-07-07  Jan Hubicka  <hubicka@ucw.cz>
8044         * ipa-fnsummary.c (pass_data_ipa_fn_summary): Use
8045         TV_IPA_FNSUMMARY.
8046         * timevar.def (TV_IPA_FNSUMMARY): Define.
8048 2017-07-16  Daniel Cederman  <cederman@gaisler.com>
8050         * config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back
8051         to back store errata sensitive sequence from being generated.
8052         (sqrtdf2_fix): Likewise.
8054 2017-07-07  Jan Hubicka  <hubicka@ucw.cz>
8056         * tree-ssa-threadupdate.c (compute_path_counts,
8057         update_joiner_offpath_counts): Use profile_probability.
8059 2017-07-15  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8061         Revert:
8062         2017-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8064         * config/arm/arm-c.c (arm_cpu_builtins): Define
8065         __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
8067 2017-07-14  Kelvin Nilsen  <kelvin@gcc.gnu.org>
8069         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8070         array entries to represent __ieee128 versions of the
8071         scalar_test_data_class, scalar_test_neg, scalar_extract_exp,
8072         scalar_extract_sig, and scalar_insert_exp built-in functions.
8073         (altivec_resolve_overloaded_builtin): Add special case handling
8074         for the __builtin_scalar_insert_exp function, as represented by
8075         the P9V_BUILTIN_VEC_VSIEDP constant.
8076         * config/rs6000/rs6000-builtin.def (VSEEQP): Add scalar extract
8077         exponent support for __ieee128 argument.
8078         (VSESQP): Add scalar extract signature support for __ieee128
8079         argument.
8080         (VSTDCNQP): Add scalar test negative support for __ieee128
8081         argument.
8082         (VSIEQP): Add scalar insert exponent support for __int128 argument
8083         with __ieee128 result.
8084         (VSIEQPF): Add scalar insert exponent support for __ieee128
8085         argument with __ieee128 result.
8086         (VSTDCQP): Add scalar test data class support for __ieee128
8087         argument.
8088         (VSTDCNQP): Add overload support for scalar test negative with
8089         __ieee128 argument.
8090         (VSTDCQP): Add overload support for scalar test data class
8091         __ieee128 argument.
8092         * config/rs6000/vsx.md (UNSPEC_VSX_SXSIG) Replace
8093         UNSPEC_VSX_SXSIGDP.
8094         (UNSPEC_VSX_SIEXPQP): New constant.
8095         (xsxexpqp): New insn for VSX scalar extract exponent quad
8096         precision.
8097         (xsxsigqp): New insn for VSX scalar extract significand quad
8098         precision.
8099         (xsiexpqpf): New insn for VSX scalar insert exponent quad
8100         precision with floating point argument.
8101         (xststdcqp): New expand for VSX scalar test data class quad
8102         precision.
8103         (xststdcnegqp): New expand for VSX scalar test negative quad
8104         precision.
8105         (xststdcqp): New insn to match expansions for VSX scalar test data
8106         class quad precision and VSX scalar test negative quad precision.
8107         * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
8108         special case operand checking to enforce that second operand of
8109         VSX scalar test data class with quad precision argument is a 7-bit
8110         unsigned literal.
8111         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
8112         prototypes and descriptions of __ieee128 versions of
8113         scalar_extract_exp, scalar_extract_sig, scalar_insert_exp,
8114         scalar_test_data_class, and scalar_test_neg built-in functions.
8116 2016-07-14  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
8118         PR tree-optimization/81162
8119         * gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't
8120         replace a negate with an add.
8122 2017-07-14  James Greenhalgh  <james.greenhalgh@arm.com>
8124         * doc/invoke.texi (arm/-mcpu): Document +crypto.
8126 2017-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8128         * config/arm/arm-c.c (arm_cpu_builtins): Define
8129         __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.
8131 2017-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8133         * config/arm/arm-cpus.in (cortex-r52): Add new entry.
8134         (armv8-r): Set ARM Cortex-R52 as default CPU.
8135         * config/arm/arm-tables.opt: Regenerate.
8136         * config/arm/arm-tune.md: Regenerate.
8137         * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
8138         Cortex-R52.
8139         * doc/invoke.texi: Mention -mtune=cortex-r52 and availability of fp.dp
8140         extension for -mcpu=cortex-r52.
8142 2017-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8144         * config/arm/arm-isa.h (isa_bit_FP_ARMv8): Delete enumerator.
8145         (ISA_FP_ARMv8): Define as ISA_FPv5 and ISA_FP_D32.
8146         * config/arm/arm-cpus.in (armv8-r): Define fp.sp as enabling FPv5.
8147         (fp-armv8): Define it as FP_ARMv8 only.
8148         config/arm/arm.h (TARGET_FPU_ARMV8): Delete.
8149         (TARGET_VFP_FP16INST): Define using TARGET_VFP5 rather than
8150         TARGET_FPU_ARMV8.
8151         config/arm/arm.c (arm_rtx_costs_internal): Replace checks against
8152         TARGET_FPU_ARMV8 by checks against TARGET_VFP5.
8153         * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Define
8154         first ARM_CHECK_BUILTIN_MODE definition using TARGET_VFP5 rather
8155         than TARGET_FPU_ARMV8.
8156         * config/arm/arm-c.c (arm_cpu_builtins): Likewise for
8157         __ARM_FEATURE_NUMERIC_MAXMIN macro definition.
8158         * config/arm/arm.md (cmov<mode>): Condition on TARGET_VFP5 rather than
8159         TARGET_FPU_ARMV8.
8160         * config/arm/neon.md (neon_vrint): Likewise.
8161         (neon_vcvt): Likewise.
8162         (neon_<fmaxmin_op><mode>): Likewise.
8163         (<fmaxmin><mode>3): Likewise.
8164         * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Likewise.
8165         * config/arm/predicates.md (arm_cond_move_operator): Check against
8166         TARGET_VFP5 rather than TARGET_FPU_ARMV8 and fix spacing.
8168 2017-07-14  Jackson Woodruff  <jackson.woodruff@arm.com>
8170         * config/aarch64/aarch64.c (aarch64_print_operand): Move comments
8171         to top of function.
8173 2017-07-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
8175         * gimple-ssa-store-merging.c (clear_bit_region): Replace reference to
8176         loop in comment with memset.
8178 2017-07-14  Martin Liska  <mliska@suse.cz>
8180         * cfgexpand.c (expand_gimple_basic_block): Remove dead comment.
8181         * dwarf2out.c (is_java): Remove the function.
8182         (output_pubname): Remove usage of the function.
8183         (lower_bound_default): Remove usage of DW_LANG_Java.
8184         (gen_compile_unit_die): Likewise.
8185         * gcc.c: Remove compiler defaults for .java and .zip files.
8186         * gimple-expr.c (remove_suffix): Change as there's no longer
8187         extension than 4-letter one.
8188         * gimplify.c (mostly_copy_tree_r): Remove Java-special part.
8189         (gimplify_save_expr): Likewise.
8190         * ipa-utils.h (polymorphic_type_binfo_p): Remove the comment
8191         as it's possible even for other languages than Java.
8192         * langhooks.h (struct lang_hooks): Remove Java from a comment.
8193         * lto-opts.c (lto_write_options): Remove reference to Java.
8194         * opts.c (strip_off_ending): Update file extension handling.
8195         * tree-cfg.c (verify_gimple_call): Remove comment with Java.
8196         * tree-eh.c (lower_resx): Likewise.
8197         * tree.c (free_lang_data_in_type): Remove dead code.
8198         (find_decls_types_r): Likewise.
8199         (build_common_builtin_nodes): Remove Java from a comment.
8200         (verify_type): Remove dead code.
8201         * varasm.c (assemble_external): Remove Java from a comment.
8203 2017-07-14  Martin Liska  <mliska@suse.cz>
8205         * opts.c (finish_options): Add quotes.
8206         (common_handle_option): Likewise.
8208 2017-07-14  Martin Liska  <mliska@suse.cz>
8210         * dbxout.c (get_lang_number): Do not handle GNU Pascal.
8211         * dbxout.h (extern void dbxout_stab_value_internal_label_diff):
8212         Remove N_SO_PASCAL.
8213         * dwarf2out.c (lower_bound_default): Do not handle
8214         DW_LANG_Pascal83.
8215         (gen_compile_unit_die): Likewise.
8216         * gcc.c: Remove default extension binding for GNU Pascal.
8217         * stmt.c: Remove Pascal language from a comment.
8218         * xcoffout.c: Likewise.
8220 2017-07-13  David Malcolm  <dmalcolm@redhat.com>
8222         PR c/81405
8223         * diagnostic-show-locus.c (fixit_cmp): New function.
8224         (layout::layout): Sort m_fixit_hints.
8225         (column_range::column_range): Assert that the values are valid.
8226         (struct char_span): New struct.
8227         (correction::overwrite): New method.
8228         (struct source_line): New struct.
8229         (line_corrections::add_hint): Add assertions.  Reimplement memcpy
8230         calls in terms of classes source_line and char_span, and
8231         correction::overwrite.
8232         (selftest::test_overlapped_fixit_printing_2): New function.
8233         (selftest::diagnostic_show_locus_c_tests): Call it.
8235 2017-07-13  Will Schmidt  <will_schmidt@vnet.ibm.com>
8237         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Return
8238         early if there is no lhs.
8240 2017-07-13  Martin Liska  <mliska@suse.cz>
8242         * dwarf2out.c (gen_pointer_type_die): Remove dead code.
8243         (gen_reference_type_die): Likewise.
8244         * stor-layout.c: Remove Pascal-related comment.
8246 2017-07-13  Martin Liska  <mliska@suse.cz>
8248         * opts.c (finish_options): Add quotes to error messages.
8249         (parse_sanitizer_options): Likewise.
8251 2017-07-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8253         * doc/invoke.texi (armv8-r): Document +fp.sp ARMv8-R extension.
8255 2017-07-13  Richard Earnshaw  <rearnsha@arm.com>
8257         * config/arm/vxworks.h (TARGET_ENDIAN_DEFAULT): Define.
8259 2017-07-13  Maxim Ostapenko  <m.ostapenko@samsung.com>
8261         * asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
8262         during expansion.
8263         * builtins.c (expand_asan_emit_allocas_unpoison): Likewise.
8265 2017-07-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
8267         PR target/81193
8268         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC
8269         provides the hardware capability bits, define the macro
8270         __BUILTIN_CPU_SUPPORTS__.
8271         * config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning
8272         if GLIBC does not provide the hardware capability bits.  Add a
8273         gcc_unreachable call if the built-in cpu function is neither
8274         __builtin_cpu_is nor __builtin_cpu_supports.
8275         (rs6000_get_function_versions_dispatcher): Change the warning
8276         that an old GLIBC is used which does not export the capability
8277         bits to be an error.
8278         * doc/extend.texi (target_clones attribute): Document the
8279         restriction that GLIBC 2.23 or newer is needed on the PowerPC.
8280         (PowerPC built-in functions): Document that GLIBC 2.23 or newer is
8281         needed by __builtin_cpu_is and __builtin_cpu_supports.  Document
8282         the macros defined by GCC if the newer GLIBC is available.
8284 2017-07-12  Jeff Law  <law@redhat.com>
8286         * config/riscv/riscv.c: Remove unnecessary includes.  Reorder
8287         remaining includes slightly.
8288         * config/riscv/riscv-builtins.c: Include profile-count.h.
8290 2017-07-12  Georg-Johann Lay  <avr@gjlay.de>
8292         PR target/79883
8293         * config/avr/avr.c (avr_set_current_function): In diagnostic
8294         messages: Quote keywords and (parts of) identifiers.
8295         [WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or
8296         "INTERUPT".
8298 2017-07-12  Carl Love  <cel@us.ibm.com>
8300         * config/rs6000/rs6000-c.c: Add support for built-in functions
8301         vector bool char vec_revb (vector bool char);
8302         vector bool short vec_revb (vector short char);
8303         vector bool int vec_revb (vector bool int);
8304         vector bool long long vec_revb (vector bool long long);
8305         * doc/extend.texi: Update the built-in documentation file for the
8306         new built-in functions.
8308 2017-07-12  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8310         * config/s390/s390.md: Remove movcc splitter.
8312 2017-07-12  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8314         * config/s390/s390.c (s390_rtx_costs): Return proper costs for
8315         load/store on condition.
8317 2017-07-12  Georg-Johann Lay  <avr@gjlay.de>
8319         PR target/81407
8320         * config/avr/avr.c (avr_encode_section_info)
8321         [progmem && !TREE_READONLY]: Error if progmem object needs
8322         constructing.
8324 2017-07-11  Michael Collison  <michael.collison@arm.com>
8326         * config/aarch64/aarch64-simd.md (aarch64_sub<mode>_compare0):
8327         New pattern.
8329 2017-07-11  Carl Love  <cel@us.ibm.com>
8331         * config/rs6000/rs6000-c.c: Add support for builtins
8332         vector unsigned int vec_parity_lsbb (vector signed int);
8333         vector unsigned int vec_parity_lsbb (vector unsigned int);
8334         vector unsigned __int128 vec_parity_lsbb (vector signed __int128);
8335         vector unsigned __int128 vec_parity_lsbb (vector unsigned __int128);
8336         vector unsigned long long vec_parity_lsbb (vector signed long long);
8337         vector unsigned long long vec_parity_lsbb (vector unsigned long long);
8338         * config/rs6000/rs6000-builtin.def (VPARITY_LSBB): Add BU_P9V_OVERLOAD1.
8339         * config/rs6000/altivec.h (vec_parity_lsbb): Add define.
8340         * doc/extend.texi: Update the built-in documentation file for the
8341         new built-in functions.
8343 2017-07-11  David Malcolm  <dmalcolm@redhat.com>
8345         * diagnostic-show-locus.c: Include "gcc-rich-location.h".
8346         (layout::m_primary_loc): New field.
8347         (layout::layout): Initialize new field.  Move location filtering
8348         logic from here to...
8349         (layout::maybe_add_location_range): ...this new method.  Add
8350         support for filtering to just the lines already specified by other
8351         locations.
8352         (layout::will_show_line_p): New method.
8353         (gcc_rich_location::add_location_if_nearby): New method.
8354         (selftest::test_add_location_if_nearby): New test function.
8355         (selftest::diagnostic_show_locus_c_tests): Call it.
8356         * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
8357         New method.
8359 2017-07-11  Tom de Vries  <tom@codesourcery.com>
8361         * config/nvptx/nvptx.c (WORKAROUND_PTXJIT_BUG): New macro.
8362         (bb_first_real_insn): New function.
8363         (nvptx_single): Add extra initialization of broadcasted condition
8364         variables.
8366 2017-07-11  Nathan Sidwell  <nathan@acm.org>
8368         * dwarf2out.c (gen_member_die): Remove useless check for anon ctors.
8370 2017-07-11  Georg-Johann Lay  <avr@gjlay.de>
8372         * doc/extend.texi (AVR Function Attributes): Remove weblink to
8373         Binutils doc as TEXI will mess them up.
8374         * doc/invoke.texi (AVR Options): Same here.
8376 2017-07-11  Daniel Cederman  <cederman@gaisler.com>
8378         * config/sparc/sparc.opt (mfix-ut700): New option.
8379         (mfix-gr712rc): Likewise.
8380         (sparc_fix_b2bst): New variable.
8381         * doc/invoke.texi (SPARC options): Document them.
8382         (ARM options): Fix warnings.
8383         * config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP
8384         instructions to prevent sequences that can trigger the store-store
8385         errata for certain LEON3FT processors.
8386         (pass_work_around_errata::gate): Also test sparc_fix_b2bst.
8387         (sparc_option_override): Set sparc_fix_b2bst appropriately.
8388         * config/sparc/sparc.md (fix_b2bst): New attribute.
8389         (in_branch_delay): Prevent stores in delay slot if fix_b2bst.
8391 2017-07-10  Uros Bizjak  <ubizjak@gmail.com>
8393         PR target/81375
8394         * config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH.
8395         (rcpps): Ditto.
8396         (*rsqrtsf2_sse): Ditto.
8397         (rsqrtsf2): Ditto.
8398         (div<mode>3): Macroize insn from divdf3 and divsf3
8399         using MODEF mode iterator.
8401 2017-07-10  Martin Sebor  <msebor@redhat.com>
8403         PR tree-optimization/80397
8404         * gimple-ssa-sprintf.c (format_integer): Use INTEGRAL_TYPE_P()
8405         instead of testing for equality to INTEGER_TYPE.
8407 2017-07-10  Vineet Gupta <vgupta@synopsys.com>
8409         * config.gcc: Remove uclibc from arc target spec.
8411 2017-07-10  Claudiu Zissulescu  <claziss@synopsys.com>
8413         * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Define.
8415 2017-07-07  Jan Hubicka  <hubicka@ucw.cz>
8417         PR lto/80838
8418         * lto-wrapper.c (remove_option): New function.
8419         (merge_and_complain): Merge PIC/PIE options more realistically.
8421 2017-07-10  Georg-Johann Lay  <avr@gjlay.de>
8423         Better ISR prologues by supporting GASes __gcc_isr pseudo insn.
8425         PR target/20296
8426         PR target/81268
8427         * configure.ac [target=avr]: Add GAS check for -mgcc-isr.
8428         (HAVE_AS_AVR_MGCCISR_OPTION):  If so, AC_DEFINE it.
8429         * config.in: Regenerate.
8430         * configure: Regenerate.
8431         * doc/extend.texi (AVR Function Attributes) <no_gccisr>: Document it.
8432         * doc/invoke.texi (AVR Options) <-mgas-isr-prologues>: Document it.
8433         * config/avr/avr.opt (-mgas-isr-prologues): New option and...
8434         (TARGET_GASISR_PROLOGUES): ...target mask.
8435         * common/config/avr/avr-common.c
8436         (avr_option_optimization_table) [OPT_LEVELS_1_PLUS_NOT_DEBUG]:
8437         Set -mgas-isr-prologues.
8438         * config/avr/avr-passes.def (avr_pass_pre_proep): Add
8439         INSERT_PASS_BEFORE for it.
8440         * config/avr/avr-protos.h (make_avr_pass_pre_proep): New proto.
8441         * config/avr/avr.c (avr_option_override)
8442         [!HAVE_AS_AVR_MGCCISR_OPTION]: Unset TARGET_GASISR_PROLOGUES.
8443         (avr_no_gccisr_function_p, avr_hregs_split_reg): New static functions.
8444         (avr_attribute_table) <no_gccisr>: Add new function attribute.
8445         (avr_set_current_function) <is_no_gccisr>: Init machine field.
8446         (avr_pass_data_pre_proep, avr_pass_pre_proep): New pass data
8447         and rtl_opt_pass.
8448         (make_avr_pass_pre_proep): New function.
8449         (emit_push_sfr) <treg>: Add argument to function and use it
8450         instead of TMP_REG.
8451         (avr_expand_prologue) [machine->gasisr.maybe]: Emit gasisr insn
8452         and set machine->gasisr.yes.
8453         (avr_expand_epilogue) [machine->gasisr.yes]: Similar.
8454         (avr_asm_function_end_prologue) [machine->gasisr.yes]: Add
8455         __gcc_isr.n_pushed to .L__stack_usage.
8456         (TARGET_ASM_FINAL_POSTSCAN_INSN): Define to...
8457         (avr_asm_final_postscan_insn): ...this new static function.
8458         * config/avr/avr.h (machine_function)
8459         <is_no_gccisr, use_L__stack_usage>: New fields.
8460         <gasisr, gasisr.yes, gasisr.maybe, gasisr.regno>: New fields.
8461         * config/avr/avr.md (UNSPECV_GASISR): Add unspecv enum.
8462         (GASISR_Prologue, GASISR_Epilogue, GASISR_Done): New define_constants.
8463         (gasisr, *gasisr): New expander and insn.
8464         * config/avr/gen-avr-mmcu-specs.c (print_mcu)
8465         [HAVE_AS_AVR_MGCCISR_OPTION]: Print asm_gccisr spec.
8466         * config/avr/specs.h (ASM_SPEC) <asm_gccisr>: Add sub spec.
8468 2017-07-10  Richard Earnshaw  <rearnsha@arm.com>
8470         * config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes
8471         in quoted strings.
8473 2017-07-10  Georg-Johann Lay  <avr@gjlay.de>
8475         Move jump-tables out of .text again.
8477         PR target/81075
8478         * config/avr/avr.c (ASM_OUTPUT_ADDR_VEC_ELT): Remove function.
8479         (ASM_OUTPUT_ADDR_VEC): New function.
8480         (avr_adjust_insn_length) [JUMP_TABLE_DATA_P]: Return 0.
8481         (avr_final_prescan_insn) [avr_log.insn_addresses]: Dump
8482         INSN_ADDRESSes as asm comment.
8483         * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Adjust comment.
8484         (ASM_OUTPUT_ADDR_VEC_ELT): Remove define.
8485         (ASM_OUTPUT_ADDR_VEC): Define to avr_output_addr_vec.
8486         * config/avr/avr.md (*tablejump): Adjust comment.
8487         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
8488         * config/avr/avr-log.c (avr_log_set_avr_log) <insn_addresses>:
8489         New detail.
8490         * config/avr/avr-protos.h (avr_output_addr_vec_elt): Remove proto.
8491         (avr_output_addr_vec): New proto.
8492         (avr_log_t) <insn_addresses>: New field.
8494 2017-07-09  H.J. Lu  <hongjiu.lu@intel.com>
8496         PR target/81313
8497         * config/i386/i386.c (ix86_function_arg_advance): Set
8498         outgoing_args_on_stack to true if there are outgoing arguments
8499         on stack.
8500         (ix86_function_arg): Likewise.
8501         (ix86_get_drap_rtx): Use DRAP only if there are outgoing
8502         arguments on stack and ACCUMULATE_OUTGOING_ARGS is false.
8503         * config/i386/i386.h (machine_function): Add
8504         outgoing_args_on_stack.
8506 2017-07-09  Krister Walfridsson  <krister.walfridsson@gmail.com>
8508         * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
8509         supporting pthreds.
8510         * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always enable pthreads.
8512 2017-07-08  Richard Sandiford  <richard.sandiford@linaro.org>
8514         * Makefile.in (HOOKS_H, RTL_BASE_H, FUNCTION_H, EXPR_H, REGS_H)
8515         (REAL_H): Remove $(MACHMODE_H).
8516         (FIXED_VALUE_H, TREE_CORE_H, CFGLOOP_H): Remove $(MACHMODE_H) and
8517         double-int.h.
8518         (CORETYPES_H): Add signop.h, wide-int.h, wide-int-print.h,
8519         $(MACHMODE_H) and double-int.h.
8520         (build/min-insn-modes.o): Depend on $(CORETYPES_H) rather than
8521         $(MACHMODE_H).
8522         (gengtype-state.o, gengtype.o, build/gengtype.o): Don't depend on
8523         double-int.h.
8525 2017-07-07  Andrew Pinski  <apinski@cavium.com>
8527         * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Check
8528         prev_set and curr_set for AARCH64_FUSE_ALU_BRANCH.
8530 2017-07-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
8532         * config/rs6000/rs6000.c (rs6000_get_function_versions_dispatcher):
8533         Add warning if GCC was not configured to link against a GLIBC that
8534         exports the hardware capability bits.
8535         (make_resolver_func): Make resolver function private and not a
8536         COMDAT function.  Create the name with clone_function_name instead
8537         of make_unique_name.
8539         PR target/81348
8540         * config/rs6000/rs6000.md (HI sign_extend splitter): Use the
8541         correct operand in doing the split.
8543 2017-07-07 Carl Love  <cel@us.ibm.com>
8545         * config/rs6000/rs6000-c: Add support for built-in function
8546         vector unsigned short vec_pack_to_short_fp32 (vector float,
8547                                                       vector float).
8548         * config/rs6000/rs6000-builtin.def (CONVERT_4F32_8I16): Add
8549         BU_P9V_AV_2 and BU_P9V_OVERLOAD_2 definitions.
8550         * config/rs6000/altivec.h (vec_pack_to_short_fp32): Add define.
8551         * config/rs6000/altivec.md(UNSPEC_CONVERT_4F32_8I16): Add UNSPEC.
8552         (convert_4f32_8i16): Add define_expand.
8553         * doc/extend.texi: Update the built-in documentation file for the
8554         new built-in function.
8556 2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>
8558         * config/sparc/m8.md: New file.
8559         * config/sparc/sparc.md: Include m8.md.
8561 2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>
8563         * config/sparc/sparc.opt: New option -mvis4b.
8564         * config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B.
8565         (sparc_option_override): Handle VIS4B.
8566         (enum sparc_builtins): Define
8567         SPARC_BUILTIN_DICTUNPACK{8,16,32},
8568         SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL,
8569         SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL,
8570         SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and
8571         SPARC_BUILTIN_FPCMPUR{8,16,32}SHL.
8572         (check_constant_argument): New function.
8573         (sparc_vis_init_builtins): Define builtins
8574         __builtin_vis_dictunpack{8,16,32},
8575         __builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl,
8576         __builtin_vis_fpcmpu{le,gt}{8,16,32}shl,
8577         __builtin_vis_fpcmpde{8,16,32}shl and
8578         __builtin_vis_fpcmpur{8,16,32}shl.
8579         (sparc_expand_builtin): Check that the constant operands to
8580         __builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed
8581         constant and in range.
8582         * config/sparc/sparc-c.c (sparc_target_macros): Handle
8583         TARGET_VIS4B.
8584         * config/sparc/sparc.h (SPARC_IMM2_P): Define.
8585         (SPARC_IMM5_P): Likewise.
8586         * config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b".
8587         (enabled): Handle vis4b.
8588         (UNSPEC_DICTUNPACK): New unspec.
8589         (UNSPEC_FPCMPSHL): Likewise.
8590         (UNSPEC_FPUCMPSHL): Likewise.
8591         (UNSPEC_FPCMPDESHL): Likewise.
8592         (UNSPEC_FPCMPURSHL): Likewise.
8593         (cpu_feature): New CPU feature `vis4b'.
8594         (dictunpack{8,16,32}): New insns.
8595         (FPCSMODE): New mode iterator.
8596         (fpcscond): New code iterator.
8597         (fpcsucond): Likewise.
8598         (fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns.
8599         (fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise.
8600         (fpcmpde{8,16,32}{si,di}shl): Likewise.
8601         (fpcmpur{8,16,32}{si,di}shl): Likewise.
8602         * config/sparc/constraints.md: Define constraints `q' for unsigned
8603         2-bit integer constants and `t' for unsigned 5-bit integer
8604         constants.
8605         * config/sparc/predicates.md (imm5_operand_dictunpack8): New
8606         predicate.
8607         (imm5_operand_dictunpack16): Likewise.
8608         (imm5_operand_dictunpack32): Likewise.
8609         (imm2_operand): Likewise.
8610         * doc/invoke.texi (SPARC Options): Document -mvis4b.
8611         * doc/extend.texi (SPARC VIS Built-in Functions): Document the
8612         ditunpack* and fpcmp*shl builtins.
8614 2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>
8616         * config.gcc: Handle m8 in --with-{cpu,tune} options.
8617         * config.in: Add HAVE_AS_SPARC6 define.
8618         * config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC
8619         M8.
8620         * config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for
8621         TARGET_CPU_m8.
8622         (ASM_CPU32_DEFAUILT_SPEC): Likewise.
8623         (CPP_CPU_SPEC): Handle m8.
8624         (ASM_CPU_SPEC): Likewise.
8625         * config/sparc/sparc-opts.h (enum processor_type): Add
8626         PROCESSOR_M8.
8627         * config/sparc/sparc.c (m8_costs): New struct.
8628         (sparc_option_override): Handle TARGET_CPU_m8.
8629         (sparc32_initialize_trampoline): Likewise.
8630         (sparc64_initialize_trampoline): Likewise.
8631         (sparc_issue_rate): Likewise.
8632         (sparc_register_move_cost): Likewise.
8633         * config/sparc/sparc.h (TARGET_CPU_m8): Define.
8634         (CPP_CPU64_DEFAULT_SPEC): Define for M8.
8635         (ASM_CPU64_DEFAULT_SPEC): Likewise.
8636         (CPP_CPU_SPEC): Handle M8.
8637         (ASM_CPU_SPEC): Likewise.
8638         (AS_M8_FLAG): Define.
8639         * config/sparc/sparc.md: Add m8 to the cpu attribute.
8640         * config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets.
8641         * configure.ac (HAVE_AS_SPARC6): Check for assembler support for
8642         M8 instructions.
8643         * configure: Regenerate.
8644         * doc/invoke.texi (SPARC Options): Document -mcpu=m8 and
8645         -mtune=m8.
8647 2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>
8649         * config/sparc/niagara7.md: Rework the DFA scheduler to use insn
8650         subtypes.
8651         * config/sparc/sparc.md: Remove the `v3pipe' insn attribute.
8652         ("*movdi_insn_sp32"): Do not set v3pipe.
8653         ("*movsi_insn"): Likewise.
8654         ("*movdi_insn_sp64"): Likewise.
8655         ("*movsf_insn"): Likewise.
8656         ("*movdf_insn_sp32"): Likewise.
8657         ("*movdf_insn_sp64"): Likewise.
8658         ("*zero_extendsidi2_insn_sp64"): Likewise.
8659         ("*sign_extendsidi2_insn"): Likewise.
8660         ("*mov<VM32:mode>_insn"): Likewise.
8661         ("*mov<VM64:mode>_insn_sp64"): Likewise.
8662         ("*mov<VM64:mode>_insn_sp32"): Likewise.
8663         ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
8664         ("<vlop:code><VL:mode>3"): Likewise.
8665         ("*not_<vlop:code><VL:mode>3"): Likewise.
8666         ("*nand<VL:mode>_vis"): Likewise.
8667         ("*<vlnotop:code>_not1<VL:mode>_vis"): Likewise.
8668         ("*<vlnotop:code>_not2<VL:mode>_vis"): Likewise.
8669         ("one_cmpl<VL:mode>2"): Likewise.
8670         ("faligndata<VM64:mode>_vis"): Likewise.
8671         ("alignaddrsi_vis"): Likewise.
8672         ("alignaddrdi_vis"): Likweise.
8673         ("alignaddrlsi_vis"): Likewise.
8674         ("alignaddrldi_vis"): Likewise.
8675         ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
8676         ("bmaskdi_vis"): Likewise.
8677         ("bmasksi_vis"): Likewise.
8678         ("bshuffle<VM64:mode>_vis"): Likewise.
8679         ("cmask8<P:mode>_vis"): Likewise.
8680         ("cmask16<P:mode>_vis"): Likewise.
8681         ("cmask32<P:mode>_vis"): Likewise.
8682         ("pdistn<P:mode>_vis"): Likewise.
8683         ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
8685 2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>
8687         * config/sparc/sparc.md ("subtype"): New insn attribute.
8688         ("*wrgsr_sp64"): Set insn subtype.
8689         ("*rdgsr_sp64"): Likewise.
8690         ("alignaddrsi_vis"): Likewise.
8691         ("alignaddrdi_vis"): Likewise.
8692         ("alignaddrlsi_vis"): Likewise.
8693         ("alignaddrldi_vis"): Likewise.
8694         ("<plusminus_insn><VADDSUB:mode>3"): Likewise.
8695         ("fexpand_vis"): Likewise.
8696         ("fpmerge_vis"): Likewise.
8697         ("faligndata<VM64:mode>_vis"): Likewise.
8698         ("bshuffle<VM64:mode>_vis"): Likewise.
8699         ("cmask8<P:mode>_vis"): Likewise.
8700         ("cmask16<P:mode>_vis"): Likewise.
8701         ("cmask32<P:mode>_vis"): Likewise.
8702         ("fchksm16_vis"): Likewise.
8703         ("v<vis3_shift_patname><GCM:mode>3"): Likewise.
8704         ("fmean16_vis"): Likewise.
8705         ("fp<plusminus_insn>64_vis"): Likewise.
8706         ("<plusminus_insn>v8qi3"): Likewise.
8707         ("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
8708         ("<vis4_minmax_patname><VMMAX:mode>3"): Likewise.
8709         ("<vis4_uminmax_patname><VMMAX:mode>3"): Likewise.
8710         ("<vis3_addsub_ss_patname>v8qi3"): Likewise.
8711         ("<vis4_addsub_us_patname><VAUS:mode>3"): Likewise.
8712         ("*movqi_insn"): Likewise.
8713         ("*movhi_insn"): Likewise.
8714         ("*movsi_insn"): Likewise.
8715         ("movsi_pic_gotdata_op"): Likewise.
8716         ("*movdi_insn_sp32"): Likewise.
8717         ("*movdi_insn_sp64"): Likewise.
8718         ("movdi_pic_gotdata_op"): Likewise.
8719         ("*movsf_insn"): Likewise.
8720         ("*movdf_insn_sp32"): Likewise.
8721         ("*movdf_insn_sp64"): Likewise.
8722         ("*zero_extendhisi2_insn"): Likewise.
8723         ("*zero_extendqihi2_insn"): Likewise.
8724         ("*zero_extendqisi2_insn"): Likewise.
8725         ("*zero_extendqidi2_insn"): Likewise.
8726         ("*zero_extendhidi2_insn"): Likewise.
8727         ("*zero_extendsidi2_insn_sp64"): Likewise.
8728         ("ldfsr"): Likewise.
8729         ("prefetch_64"): Likewise.
8730         ("prefetch_32"): Likewise.
8731         ("tie_ld32"): Likewise.
8732         ("tie_ld64"): Likewise.
8733         ("*tldo_ldub_sp32"): Likewise.
8734         ("*tldo_ldub1_sp32"): Likewise.
8735         ("*tldo_ldub2_sp32"): Likewise.
8736         ("*tldo_ldub_sp64"): Likewise.
8737         ("*tldo_ldub1_sp64"): Likewise.
8738         ("*tldo_ldub2_sp64"): Likewise.
8739         ("*tldo_ldub3_sp64"): Likewise.
8740         ("*tldo_lduh_sp32"): Likewise.
8741         ("*tldo_lduh1_sp32"): Likewise.
8742         ("*tldo_lduh_sp64"): Likewise.
8743         ("*tldo_lduh1_sp64"): Likewise.
8744         ("*tldo_lduh2_sp64"): Likewise.
8745         ("*tldo_lduw_sp32"): Likewise.
8746         ("*tldo_lduw_sp64"): Likewise.
8747         ("*tldo_lduw1_sp64"): Likewise.
8748         ("*tldo_ldx_sp64"): Likewise.
8749         ("*mov<VM32:mode>_insn"): Likewise.
8750         ("*mov<VM64:mode>_insn_sp64"): Likewise.
8751         ("*mov<VM64:mode>_insn_sp32"): Likewise.
8753 2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>
8755         * config/sparc/sparc.md ("type"): New insn type viscmp.
8756         ("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Set insn type to
8757         viscmp.
8758         ("fpcmp<gcond:code>8<P:mode>_vis"): Likewise.
8759         ("fucmp<gcond:code>8<P:mode>_vis"): Likewise.
8760         ("fpcmpu<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
8761         * config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle
8762         viscmp.
8763         ("n7_vis_logical_11cycle"): Likewise.
8764         * config/sparc/niagara4.md ("n4_vis_logical"): Likewise.
8765         * config/sparc/niagara2.md ("niag3_vis": Likewise.
8766         * config/sparc/niagara.md ("niag_vis"): Likewise.
8767         * config/sparc/ultra3.md ("us3_fga"): Likewise.
8768         * config/sparc/ultra1_2.md ("us1_fga_double"): Likewise.
8770 2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>
8772         * config/sparc/sparc.md: New instruction type `bmask'.
8773         (bmaskdi_vis): Use the `bmask' type.
8774         (bmasksi_vis): Likewise.
8775         * config/sparc/ultra3.md (us3_array): Likewise.
8776         * config/sparc/niagara7.md (n7_array): Likewise.
8777         * config/sparc/niagara4.md (n4_array): Likewise.
8778         * config/sparc/niagara2.md (niag2_vis): Likewise.
8779         (niag3_vis): Likewise.
8780         * config/sparc/niagara.md (niag_vis): Likewise.
8782 2017-07-06  Jan Hubicka  <hubicka@ucw.cz>
8784         * ipa-comdats.c: Remove optimize check from gate.
8785         * ipa-fnsummary.c (ipa_fn_summary_generate): do not generate summary
8786         for functions not optimized.
8787         (ipa_fn_summary_read): Skip optimize check.
8788         (ipa_fn_summary_write): Likewise.
8789         * ipa-inline-analysis.c (do_estimate_growth_1): Check that caller
8790         is optimized.
8791         * ipa-inline.c (can_inline_edge_p): Not optimized functions are
8792         uninlinable.
8793         (can_inline_edge_p): Check flag_pcc_struct_return for match.
8794         (check_callers): Give up on caller which is not optimized.
8795         (inline_small_functions): Likewise.
8796         (ipa_inline): Do not give up when not optimizing.
8797         * ipa-visbility.c (function_and_variable_visibility): Do not optimize
8798         away unoptimizes cdtors.
8799         (whole_program_function_and_variable_visibility): Do
8800         ipa_discover_readonly_nonaddressable_vars in LTO mode.
8801         * ipa.c (process_references): Do not check optimize.
8802         (symbol_table::remove_unreachable_nodes): Update optimize check.
8803         (set_writeonly_bit): Update optimize check.
8804         (pass_ipa_cdtor_merge::gate): Do not check optimize.
8805         (pass_ipa_single_use::gate): Remove.
8807 2017-07-06  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
8809         * config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
8810         insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
8811         rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
8812         mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
8813         permute_load, permute_store, adjust_extract, adjust_splat,
8814         adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
8815         replace_swap_with_copy, dump_swap_insn_table,
8816         alignment_with_canonical_addr, alignment_mask, find_alignment_op,
8817         recombine_lvx_pattern, recombine_stvx_pattern,
8818         recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
8819         make_pass_analyze_swaps): Move all code related to p8 swap optimizations
8820         to file rs6000-p8swap.c.
8821         * config/rs6000/rs6000-p8swap.c: New file.
8822         * config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
8823         * config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
8824         and rs6000*-*-* targets.
8826 2017-07-06  David Malcolm  <dmalcolm@redhat.com>
8828         * Makefile.in (selftest): Remove dependency on s-selftest-c++.
8830 2017-07-06  Jan Hubicka  <hubicka@ucw.cz>
8832         * lto-wrapper.c (merge_and_complain): Do not merge
8833         fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno,
8834         fsigned_zeros, ftrapping_math, fwrapv.
8835         (append_compiler_options): Do not track these options.
8836         (append_linker_options): Likewie
8838 2017-07-06  Jan Hubicka  <hubicka@ucw.cz>
8840         * cgraphunit.c (cgraph_node::finalize_function): When
8841         !flag_toplevel_reorde set no_reorder flag.
8842         (varpool_node::finalize_decl): Likewise.
8843         (symbol_table::compile): Drop no toplevel reorder path.
8845 2017-07-06  Jan Hubicka  <hubicka@ucw.cz>
8847         * bb-reorder.c (better_edge_p): Do not build traces across abnormal/eh
8848         edges; zero probability is not better than uninitialized.
8850 2017-07-06  Maxim Ostapenko  <m.ostapenko@samsung.com>
8852         * asan.h (asan_sanitize_allocas_p): Declare.
8853         * asan.c (asan_sanitize_allocas_p): New function.
8854         (handle_builtin_stack_restore): Bail out if !asan_sanitize_allocas_p.
8855         (handle_builtin_alloca): Likewise.
8856         * cfgexpand.c (expand_used_vars): Do not add allocas unpoisoning stuff
8857         if !asan_sanitize_allocas_p.
8858         * params.def (asan-instrument-allocas): Add new option.
8859         * params.h (ASAN_PROTECT_ALLOCAS): Define.
8860         * opts.c (common_handle_option): Disable allocas sanitization for
8861         KASan by default.
8863 2017-07-06  Maxim Ostapenko  <m.ostapenko@samsung.com>
8865         * asan.c: Include gimple-fold.h.
8866         (get_last_alloca_addr): New function.
8867         (handle_builtin_stackrestore): Likewise.
8868         (handle_builtin_alloca): Likewise.
8869         (asan_emit_allocas_unpoison): Likewise.
8870         (get_mem_refs_of_builtin_call): Add new parameter, remove const
8871         quallifier from first paramerer. Handle BUILT_IN_ALLOCA,
8872         BUILT_IN_ALLOCA_WITH_ALIGN and BUILT_IN_STACK_RESTORE builtins.
8873         (instrument_builtin_call): Pass gimple iterator to
8874         get_mem_refs_of_builtin_call.
8875         (last_alloca_addr): New global.
8876         * asan.h (asan_emit_allocas_unpoison): Declare.
8877         * builtins.c (expand_asan_emit_allocas_unpoison): New function.
8878         (expand_builtin): Handle BUILT_IN_ASAN_ALLOCAS_UNPOISON.
8879         * cfgexpand.c (expand_used_vars): Call asan_emit_allocas_unpoison
8880         if function calls alloca.
8881         * gimple-fold.c (replace_call_with_value): Remove static keyword.
8882         * gimple-fold.h (replace_call_with_value): Declare.
8883         * internal-fn.c: Include asan.h.
8884         * sanitizer.def (BUILT_IN_ASAN_ALLOCA_POISON,
8885         BUILT_IN_ASAN_ALLOCAS_UNPOISON): New builtins.
8887 2017-07-06  David Malcolm  <dmalcolm@redhat.com>
8889         * Makefile.in (SELFTEST_FLAGS): Drop "-x c", moving it to...
8890         (C_SELFTEST_FLAGS): New.
8891         (CPP_SELFTEST_FLAGS): New.
8892         (SELFTEST_DEPS): New, from deps of s-selftest.
8893         (C_SELFTEST_DEPS): New, from deps of s-selftest.
8894         (CPP_SELFTEST_DEPS): New.
8895         (selftest): Add dependency on s-selftest-c++.
8896         (s-selftest): Rename to...
8897         (s-selftest-c): ...this, moving deps to SELFTEST_DEPS
8898         and C_SELFTEST_DEPS, and using C_SELFTEST_FLAGS rather
8899         than SELFTEST_FLAGS.
8900         (selftest-gdb): Rename to...
8901         (selftest-c-gdb): ...this, using C_SELFTEST_DEPS and
8902         C_SELFTEST_FLAGS.
8903         (selftest-gdb): Reintroduce as an alias for selftest-c-gdb.
8904         (selftest-valgrind): Rename to...
8905         (selftest-c-valgrind): ...this, using C_SELFTEST_DEPS and
8906         C_SELFTEST_FLAGS.
8907         (selftest-valgrind): Reintroduce as an alias for
8908         selftest-c-valgrind.
8909         (s-selftest-c++): New.
8910         (selftest-c++-gdb): New.
8911         (selftest-c++-valgrind): New.
8913 2017-07-06  Olivier Hainque  <hainque@adacore.com>
8915         * gcc.c (process_command): When deciding if undefined variables
8916         should be ignored when processing specs, accept "gcc -v" as well.
8918 2017-07-06  Jan Hubicka  <hubicka@ucw.cz>
8920         * auto-profile.c (afdo_set_bb_count, afdo_propagate_edge,
8921         afdo_annotate_cfg): Set counts/probabilities as determined by afdo.
8923 2017-07-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>
8925         * config/arm/arm-cpus.in (armv8-r): Add new entry.
8926         * config/arm/arm-isa.h (ISA_ARMv8r): Define macro.
8927         * config/arm/arm-tables.opt: Regenerate.
8928         * config/arm/arm.h (enum base_architecture): Add BASE_ARCH_8R
8929         enumerator.
8930         * doc/invoke.texi: Mention -march=armv8-r and its extensions.
8932 2017-07-06  Carl Love  <cel@us.ibm.com>
8934         * ChangeLog: Clean up from mid air collision
8936 2017-07-06  Carl Love  <cel@us.ibm.com>
8938         * config/rs6000/rs6000-c.c: Add support for built-in functions
8939         vector signed int vec_subc (vector signed int, vector signed int);
8940         vector signed __int128 vec_subc (vector signed __int128,
8941                                          vector signed __int128);
8942         vector unsigned __int128 vec_subc (vector unsigned __int128,
8943                                            vector unsigned __int128);
8944         vector signed int vec_sube (vector signed int, vector signed int,
8945                                     vector signed int);
8946         vector unsigned int vec_sube (vector unsigned int,
8947                                       vector unsigned int,
8948                                       vector unsigned int);
8949         vector signed __int128 vec_sube (vector signed __int128,
8950                                          vector signed __int128,
8951                                          vector signed__int128);
8952         vector unsigned __int128 vec_sube (vector unsigned __int128,
8953                                            vector unsigned __int128,
8954                                            vector unsigned __int128);
8955         vector signed int vec_subec (vector signed int, vector signed int,
8956                                      vector signed int);
8957         vector unsigned int vec_subec (vector unsigned int,
8958                                        vector unsigned int,
8959                                        vector unsigned int);
8960         vector signed __int128 vec_subec (vector signed __int128,
8961                                           vector signed __int128,
8962                                           vector signed__int128);
8963         vector unsigned __int128 vec_subec (vector unsigned __int128,
8964                                             vector unsigned __int128,
8965                                             vector unsigned __int128);
8966         * config/rs6000/rs6000.c (ALTIVEC_BUILTIN_VEC_SUBE,
8967         ALTIVEC_BUILTIN_VEC_SUBEC): Add ef_builtins.
8968         * config/rs6000/rs6000-builtin.def (SUBE, SUBEC): Add
8969         BU_ALTIVEC_OVERLOAD_X definitions.
8970         * config/rs6000/altivec.h (vec_sube, vec_subec): Add builtin defines.
8971         * doc/extend.texi: Update the built-in documentation file for the new
8972         built-in functions.
8974 2017-07-06  David Malcolm  <dmalcolm@redhat.com>
8976         PR c++/79300
8977         * diagnostic-show-locus.c (layout::layout): Use start and finish
8978         spelling location for the start and finish of each range.
8979         * genmatch.c (linemap_client_expand_location_to_spelling_point):
8980         Add unused aspect param.
8981         * input.c (expand_location_1): Add "aspect" param, and use it
8982         to access the correct part of the location.
8983         (expand_location): Pass LOCATION_ASPECT_CARET to new param of
8984         expand_location_1.
8985         (expand_location_to_spelling_point): Likewise.
8986         (linemap_client_expand_location_to_spelling_point): Add "aspect"
8987         param, and pass it to expand_location_1.
8989 2017-07-06  Sebastian Peryt  <sebastian.peryt@intel.com>
8991         * config/i386/avx512fintrin.h (_mm_mask_getexp_round_ss,
8992         _mm_maskz_getexp_round_ss, _mm_mask_getexp_round_sd,
8993         _mm_maskz_getexp_round_sd, _mm_mask_getmant_round_sd,
8994         _mm_maskz_getmant_round_sd, _mm_mask_getmant_round_ss,
8995         _mm_maskz_getmant_round_ss, _mm_mask_getexp_ss, _mm_maskz_getexp_ss,
8996         _mm_mask_getexp_sd, _mm_maskz_getexp_sd, _mm_mask_getmant_sd,
8997         _mm_maskz_getmant_sd, _mm_mask_getmant_ss,
8998         _mm_maskz_getmant_ss): New intrinsics.
8999         (__builtin_ia32_getexpss128_mask): Changed to ...
9000         __builtin_ia32_getexpss128_round ... this.
9001         (__builtin_ia32_getexpsd128_mask): Changed to ...
9002         __builtin_ia32_getexpsd128_round ... this.
9003         * config/i386/i386-builtin-types.def
9004         ((V2DF, V2DF, V2DF, INT, V2DF, UQI, INT),
9005         (V4SF, V4SF, V4SF, INT, V4SF, UQI, INT)): New function type aliases.
9006         * config/i386/i386-builtin.def (__builtin_ia32_getexpsd_mask_round,
9007         __builtin_ia32_getexpss_mask_round,     __builtin_ia32_getmantsd_mask_round,
9008         __builtin_ia32_getmantss_mask_round): New builtins.
9009         * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_INT_V2DF_UQI_INT,
9010         V4SF_FTYPE_V4SF_V4SF_INT_V4SF_UQI_INT): Handle new types.
9011         (CODE_FOR_avx512f_vgetmantv2df_mask_round,
9012         CODE_FOR_avx512f_vgetmantv4sf_mask_round): New cases.
9013         * config/i386/sse.md
9014         (avx512f_sgetexp<mode><round_saeonly_name>): Changed to ...
9015         avx512f_sgetexp<mode><mask_scalar_name>
9016         <round_saeonly_scalar_name> ... this.
9017         (vgetexp<ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|
9018         %0, %1, %2<round_saeonly_op3>}): Changed to ...
9019         vgetexp<ssescalarmodesuffix>
9020         \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
9021         %0<mask_scalar_operand3>, %1, %2<round_saeonly_scalar_mask_op3>} ... this.
9022         (avx512f_vgetmant<mode><round_saeonly_name>): Changed to ...
9023         avx512f_vgetmant<mode><mask_scalar_name>
9024         <round_saeonly_scalar_name> ... this.
9025         (vgetmant<ssescalarmodesuffix>\t{%3, <round_saeonly_op4>%2, %1, %0|
9026         %0, %1, %2<round_saeonly_op4>, %3}): Changed to ...
9027         vgetmant<ssescalarmodesuffix>
9028         \t{%3, <round_saeonly_scalar_mask_op4>%2, %1, %0<mask_scalar_operand4>|
9029         %0<mask_scalar_operand4>, %1, %2
9030         <round_saeonly_scalar_mask_op4>, %3} ... this.
9031         * config/i386/subst.md (mask_scalar_operand4,
9032         round_saeonly_scalar_mask_operand4,     round_saeonly_scalar_mask_op4,
9033         round_saeonly_scalar_nimm_predicate): New subst attributes.
9035 2017-07-06  Julia Koval  <julia.koval@intel.com>
9037         * config/i386/i386.c (ix86_erase_embedded_rounding):
9038         Remove code for old rounding pattern.
9040 2017-07-06  Richard Earnshaw  <rearnsha@arm.com>
9042         * config/arm/t-arm (GTM_H): Add arm-cpu.h.
9044 2017-07-06  Christophe Lyon  <christophe.lyon@linaro.org>
9046         * doc/sourcebuild.texi (Test Directives, Variants of
9047         dg-require-support): Add documentation for dg-require-stack-check.
9049 2017-07-05  Sebastian Peryt  <sebastian.peryt@intel.com>
9051         * config/i386/subst.md (mask_scalar, round_scalar,
9052         round_saeonly_scalar): New meta-templates.
9053         (mask_scalar_name, mask_scalar_operand3, round_scalar_name,
9054         round_scalar_mask_operand3, round_scalar_mask_op3,
9055         round_scalar_constraint, round_scalar_prefix, round_saeonly_scalar_name,
9056         round_saeonly_scalar_mask_operand3, round_saeonly_scalar_mask_op3,
9057         round_saeonly_scalar_constraint,
9058         round_saeonly_scalar_prefix): New subst attribute.
9059         * config/i386/sse.md
9060         (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): Renamed to ...
9061         <sse>_vm<plusminus_insn><mode>3<mask_scalar_name>
9062         <round_scalar_name> ... this.
9063         (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): Renamed to ...
9064         <sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name>
9065         <round_scalar_name> ... this.
9066         (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): Renamed to ...
9067         <sse>_vm<code><mode>3<mask_scalar_name>
9068         <round_saeonly_scalar_name> ... this.
9069         (v<plusminus_mnemonic><ssescalarmodesuffix>
9070         \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
9071         %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
9072         v<plusminus_mnemonic><ssescalarmodesuffix>
9073         \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
9074         %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
9075         (v<multdiv_mnemonic><ssescalarmodesuffix>
9076         \t{<round_mask_op3>%2, %1, %0<mask_operand3>|
9077         %0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
9078         v<multdiv_mnemonic><ssescalarmodesuffix>
9079         \t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
9080         %0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
9081         (v<maxmin_float><ssescalarmodesuffix>
9082         \t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|
9083         %0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}): Changed to ...
9084         v<maxmin_float><ssescalarmodesuffix>
9085         \t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
9086         %0<mask_scalar_operand3>, %1, %<iptr>2
9087         <round_saeonly_scalar_mask_op3>} ... this.
9089 2017-07-05  Richard Earnshaw  <rearnsha@arm.com>
9091         * config/arm/arm.c (arm_fixed_condition_code_regs): New function.
9092         (TARGET_FIXED_CONDITION_CODE_REGS): Redefine.
9094 2017-07-05  Richard Sandiford  <richard.sandiford@linaro.org>
9095             Alan Hayward  <alan.hayward@arm.com>
9096             David Sherwood  <david.sherwood@arm.com>
9098         * combine.c (simplify_if_then_else): Remove "enum" before
9099         "machine_mode".
9100         * compare-elim.c (can_eliminate_compare): Likewise.
9101         * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
9102         Likewise.
9103         (aarch64_lookup_simd_builtin_type): Likewise.
9104         (aarch64_simd_builtin_type): Likewise.
9105         (aarch64_init_simd_builtin_types): Likewise.
9106         (aarch64_simd_expand_args): Likewise.
9107         * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist):
9108         Likewise.
9109         (aarch64_reverse_mask): Likewise.
9110         (aarch64_simd_emit_reg_reg_move): Likewise.
9111         (aarch64_gen_adjusted_ldpstp): Likewise.
9112         (aarch64_ccmp_mode_to_code): Likewise.
9113         (aarch64_operands_ok_for_ldpstp): Likewise.
9114         (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
9115         * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class):
9116         Likewise.
9117         (aarch64_min_divisions_for_recip_mul): Likewise.
9118         (aarch64_reassociation_width): Likewise.
9119         (aarch64_get_condition_code_1): Likewise.
9120         (aarch64_simd_emit_reg_reg_move): Likewise.
9121         (aarch64_simd_attr_length_rglist): Likewise.
9122         (aarch64_reverse_mask): Likewise.
9123         (aarch64_operands_ok_for_ldpstp): Likewise.
9124         (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
9125         (aarch64_gen_adjusted_ldpstp): Likewise.
9126         * config/aarch64/cortex-a57-fma-steering.c (fma_node::rename):
9127         Likewise.
9128         * config/arc/arc.c (legitimate_offset_address_p): Likewise.
9129         * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
9130         (arm_lookup_simd_builtin_type): Likewise.
9131         (arm_simd_builtin_type): Likewise.
9132         (arm_init_simd_builtin_types): Likewise.
9133         (arm_expand_builtin_args): Likewise.
9134         * config/arm/arm-protos.h (arm_expand_builtin): Likewise.
9135         * config/ft32/ft32.c (ft32_libcall_value): Likewise.
9136         (ft32_setup_incoming_varargs): Likewise.
9137         (ft32_function_arg): Likewise.
9138         (ft32_function_arg_advance): Likewise.
9139         (ft32_pass_by_reference): Likewise.
9140         (ft32_arg_partial_bytes): Likewise.
9141         (ft32_valid_pointer_mode): Likewise.
9142         (ft32_addr_space_pointer_mode): Likewise.
9143         (ft32_addr_space_legitimate_address_p): Likewise.
9144         * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple):
9145         Likewise.
9146         * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
9147         (ix86_emit_outlined_ms2sysv_restore): Likewise.
9148         (iamcu_alignment): Likewise.
9149         (canonicalize_vector_int_perm): Likewise.
9150         (ix86_noce_conversion_profitable_p): Likewise.
9151         (ix86_mpx_bound_mode): Likewise.
9152         (ix86_operands_ok_for_move_multiple): Likewise.
9153         * config/microblaze/microblaze-protos.h
9154         (microblaze_expand_conditional_branch_reg): Likewise.
9155         * config/microblaze/microblaze.c
9156         (microblaze_expand_conditional_branch_reg): Likewise.
9157         * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
9158         Likewise.
9159         (rs6000_reassociation_width): Likewise.
9160         (rs6000_invalid_binary_op): Likewise.
9161         (fusion_p9_p): Likewise.
9162         (emit_fusion_p9_load): Likewise.
9163         (emit_fusion_p9_store): Likewise.
9164         * config/riscv/riscv-protos.h (riscv_regno_mode_ok_for_base_p):
9165         Likewise.
9166         (riscv_hard_regno_mode_ok_p): Likewise.
9167         (riscv_address_insns): Likewise.
9168         (riscv_split_symbol): Likewise.
9169         (riscv_legitimize_move): Likewise.
9170         (riscv_function_value): Likewise.
9171         (riscv_hard_regno_nregs): Likewise.
9172         (riscv_expand_builtin): Likewise.
9173         * config/riscv/riscv.c (riscv_build_integer_1): Likewise.
9174         (riscv_build_integer): Likewise.
9175         (riscv_split_integer): Likewise.
9176         (riscv_legitimate_constant_p): Likewise.
9177         (riscv_cannot_force_const_mem): Likewise.
9178         (riscv_regno_mode_ok_for_base_p): Likewise.
9179         (riscv_valid_base_register_p): Likewise.
9180         (riscv_valid_offset_p): Likewise.
9181         (riscv_valid_lo_sum_p): Likewise.
9182         (riscv_classify_address): Likewise.
9183         (riscv_legitimate_address_p): Likewise.
9184         (riscv_address_insns): Likewise.
9185         (riscv_load_store_insns): Likewise.
9186         (riscv_force_binary): Likewise.
9187         (riscv_split_symbol): Likewise.
9188         (riscv_force_address): Likewise.
9189         (riscv_legitimize_address): Likewise.
9190         (riscv_move_integer): Likewise.
9191         (riscv_legitimize_const_move): Likewise.
9192         (riscv_legitimize_move): Likewise.
9193         (riscv_address_cost): Likewise.
9194         (riscv_subword): Likewise.
9195         (riscv_output_move): Likewise.
9196         (riscv_canonicalize_int_order_test): Likewise.
9197         (riscv_emit_int_order_test): Likewise.
9198         (riscv_function_arg_boundary): Likewise.
9199         (riscv_pass_mode_in_fpr_p): Likewise.
9200         (riscv_pass_fpr_single): Likewise.
9201         (riscv_pass_fpr_pair): Likewise.
9202         (riscv_get_arg_info): Likewise.
9203         (riscv_function_arg): Likewise.
9204         (riscv_function_arg_advance): Likewise.
9205         (riscv_arg_partial_bytes): Likewise.
9206         (riscv_function_value): Likewise.
9207         (riscv_pass_by_reference): Likewise.
9208         (riscv_setup_incoming_varargs): Likewise.
9209         (riscv_print_operand): Likewise.
9210         (riscv_elf_select_rtx_section): Likewise.
9211         (riscv_save_restore_reg): Likewise.
9212         (riscv_for_each_saved_reg): Likewise.
9213         (riscv_register_move_cost): Likewise.
9214         (riscv_hard_regno_mode_ok_p): Likewise.
9215         (riscv_hard_regno_nregs): Likewise.
9216         (riscv_class_max_nregs): Likewise.
9217         (riscv_memory_move_cost): Likewise.
9218         * config/rl78/rl78-protos.h (rl78_split_movsi): Likewise.
9219         * config/rl78/rl78.c (rl78_split_movsi): Likewise.
9220         (rl78_addr_space_address_mode): Likewise.
9221         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9222         Likewise.
9223         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
9224         (rs6000_reassociation_width): Likewise.
9225         (rs6000_invalid_binary_op): Likewise.
9226         (fusion_p9_p): Likewise.
9227         (emit_fusion_p9_load): Likewise.
9228         (emit_fusion_p9_store): Likewise.
9229         * config/visium/visium-protos.h (prepare_move_operands): Likewise.
9230         (ok_for_simple_move_operands): Likewise.
9231         (ok_for_simple_move_strict_operands): Likewise.
9232         (ok_for_simple_arith_logic_operands): Likewise.
9233         (visium_legitimize_reload_address): Likewise.
9234         (visium_select_cc_mode): Likewise.
9235         (output_cbranch): Likewise.
9236         (visium_split_double_move): Likewise.
9237         (visium_expand_copysign): Likewise.
9238         (visium_expand_int_cstore): Likewise.
9239         (visium_expand_fp_cstore): Likewise.
9240         * config/visium/visium.c (visium_pass_by_reference): Likewise.
9241         (visium_function_arg): Likewise.
9242         (visium_function_arg_advance): Likewise.
9243         (visium_libcall_value): Likewise.
9244         (visium_setup_incoming_varargs): Likewise.
9245         (visium_legitimate_constant_p): Likewise.
9246         (visium_legitimate_address_p): Likewise.
9247         (visium_legitimize_address): Likewise.
9248         (visium_secondary_reload): Likewise.
9249         (visium_register_move_cost): Likewise.
9250         (visium_memory_move_cost): Likewise.
9251         (prepare_move_operands): Likewise.
9252         (ok_for_simple_move_operands): Likewise.
9253         (ok_for_simple_move_strict_operands): Likewise.
9254         (ok_for_simple_arith_logic_operands): Likewise.
9255         (visium_function_value_1): Likewise.
9256         (rtx_ok_for_offset_p): Likewise.
9257         (visium_legitimize_reload_address): Likewise.
9258         (visium_split_double_move): Likewise.
9259         (visium_expand_copysign): Likewise.
9260         (visium_expand_int_cstore): Likewise.
9261         (visium_expand_fp_cstore): Likewise.
9262         (visium_split_cstore): Likewise.
9263         (visium_select_cc_mode): Likewise.
9264         (visium_split_cbranch): Likewise.
9265         (output_cbranch): Likewise.
9266         (visium_print_operand_address): Likewise.
9267         * expmed.c (flip_storage_order): Likewise.
9268         * expmed.h (emit_cstore): Likewise.
9269         (flip_storage_order): Likewise.
9270         * genrecog.c (validate_pattern): Likewise.
9271         * hsa-gen.c (gen_hsa_addr): Likewise.
9272         * internal-fn.c (expand_arith_overflow): Likewise.
9273         * ira-color.c (allocno_copy_cost_saving): Likewise.
9274         * lra-assigns.c (find_hard_regno_for_1): Likewise.
9275         * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
9276         (process_invariant_for_inheritance): Likewise.
9277         * lra-eliminations.c (move_plus_up): Likewise.
9278         * omp-low.c (lower_oacc_reductions): Likewise.
9279         * simplify-rtx.c (simplify_subreg): Likewise.
9280         * target.def (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
9281         (TARGET_CHKP_BOUND_MODE): Likewise..
9282         * targhooks.c (default_chkp_bound_mode): Likewise.
9283         (default_setup_incoming_vararg_bounds): Likewise.
9284         * targhooks.h (default_chkp_bound_mode): Likewise.
9285         (default_setup_incoming_vararg_bounds): Likewise.
9286         * tree-ssa-math-opts.c (divmod_candidate_p): Likewise.
9287         * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise.
9288         (have_whole_vector_shift): Likewise.
9289         * tree-vect-stmts.c (vectorizable_load): Likewise.
9290         * doc/tm.texi: Regenerate.
9292 2017-07-05  Georg-Johann Lay  <avr@gjlay.de>
9294         Graceful degrade if Binutils PR21472 is not available.
9296         PR target/81072
9297         * configure.ac [target=avr]: WARN instead of ERROR if avrxmega3
9298         .rodata in flash test fails.
9299         (HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH): Define it if test passes.
9300         * confgure: Regenerate.
9301         * config.in: Regenerate.
9302         * config/avr/avr.c (avr_asm_named_section)
9303         [HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH]: Only trigger
9304         __do_copy_data for stuff in .rodata if flash_pm_offset = 0.
9305         (avr_asm_init_sections): Same.
9307 2017-07-05  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
9309         * config/arm/neon.md (fma<VCVTF:mode>4): Remove %?.
9310         (fma<VH:mode>4_intrinsic): Likewise.
9311         (*fmsub<VCVTF:mode>4): Likewise.
9312         (*fmsub<VH:mode>4_intrinsic): Likewise.
9314 2017-07-05  Georg-Johann Lay  <avr@gjlay.de>
9316         PR target/81305
9317         * config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]:
9318         Don't depend on "optimize > 0".
9319         (out_movhi_r_mr, out_movqi_mr_r): Same.
9320         (out_movhi_mr_r, out_movqi_r_mr): Same.
9321         (avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for
9322         io_address_operand on "optimize > 0".
9324 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9326         * tree-loop-distribution.c: Add general explanantion on the pass.
9327         (generate_loops_for_partition): Mark distributed loop.
9328         (pg_add_dependence_edges): New parameter.  Handle alias data
9329         dependence specially and record it in the parameter if asked.
9330         (struct pg_vdata, pg_edata, pg_edge_callback_data): New structs.
9331         (init_partition_graph_vertices, add_partition_graph_edge): New.
9332         (pg_skip_alias_edge, free_partition_graph_edata_cb): New.
9333         (free_partition_graph_vdata, build_partition_graph): New.
9334         (sort_partitions_by_post_order, merge_dep_scc_partitions): New.
9335         (pg_collect_alias_ddrs, break_alias_scc_partitions): New.
9336         (data_ref_segment_size, latch_dominated_by_data_ref): New.
9337         (compute_alias_check_pairs, version_loop_by_alias_check): New.
9338         (version_for_distribution_p, finalize_partitions): New.
9339         (distribute_loop): Handle alias data dependence specially.  Factor
9340         out loop fusion code as functions and call these functions.
9342 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9344         * tree-loop-distribution.c (classify_partition): New parameter and
9345         better handle reduction statement.
9346         (rdg_build_partitions): Revise comment.
9347         (distribute_loop): Compute statements in all partitions and pass it
9348         to classify_partition.
9350 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9352         * tree-loop-distribution.c (enum partition_type): New.
9353         (struct partition): New field type.
9354         (partition_merge_into): Add parameter.  Update partition type.
9355         (data_dep_in_cycle_p, update_type_for_merge): New functions.
9356         (build_rdg_partition_for_vertex): Compute partition type.
9357         (rdg_build_partitions): Dump partition type.
9358         (distribute_loop): Update calls to partition_merge_into.
9360 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9362         * tree-loop-distribution.c (struct ddr_hasher): New.
9363         (ddr_hasher::hash, ::equal, get_data_dependence): New function.
9364         (ddrs_table): New.
9365         (classify_partition): Call get_data_dependence.
9366         (pg_add_dependence_edges): Ditto.
9367         (distribute_loop): Release data dependence hash table.
9369 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9371         * tree-loop-distribution.c (ref_base_address): Delete.
9372         (similar_memory_accesses): Rename ...
9373         (share_memory_accesses): ... to this.  Check if partitions access
9374         the same memory reference.
9375         (distribute_loop): Call share_memory_accesses.
9377 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9379         * tree-loop-distribution.c (struct partition): New field recording
9380         its data reference.
9381         (partition_alloc, partition_free): Init and release data refs.
9382         (partition_merge_into): Merge data refs.
9383         (build_rdg_partition_for_vertex): Collect data refs for partition.
9384         (pg_add_dependence_edges): Change parameters from vector to bitmap.
9385         Update uses.
9386         (distribute_loop): Remve data refs from vertice data of partition
9387         graph.
9389 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9391         * tree-loop-distribution.c (params.h): Include header file.
9392         (MAX_DATAREFS_NUM, DR_INDEX): New macro.
9393         (datarefs_vec): New global var.
9394         (create_rdg_vertices): Use datarefs_vec directly.
9395         (free_rdg): Don't free data references.
9396         (build_rdg): Update use.  Don't free data references.
9397         (distribute_loop): Compute global variable for data references.
9398         Bail out if there are too many data references.
9400 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9402         * tree-loop-distribution.c (loop_nest): New global var.
9403         (build_rdg): Use loop directly, rather than loop nest.
9404         (pg_add_dependence_edges): Remove loop nest parameter.  Use global
9405         variable directly.
9406         (distribute_loop): Compute global variable loop nest.  Update use.
9408 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9410         * tree-loop-distribution.c (enum fuse_type, fuse_message): New.
9411         (partition_merge_into): New parameter.  Dump reason for fusion.
9412         (distribute_loop): Update use of partition_merge_into.
9414 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9416         * tree-loop-distribution.c (bb_top_order_index): New.
9417         (bb_top_order_index_size, bb_top_order_cmp): New.
9418         (stmts_from_loop): Use topological order.
9419         (pass_loop_distribution::execute): Compute and release topological
9420         order for basic blocks.
9422 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9424         * tree-loop-distribution.c (pass_loop_distribution::execute): Skip
9425         if no loops.
9427 2017-07-05  Bin Cheng  <bin.cheng@arm.com>
9429         * cfgloop.h (struct loop): Add comment.  New field orig_loop_num.
9430         * cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change.
9431         * internal-fn.c (expand_LOOP_DIST_ALIAS): New function.
9432         * internal-fn.def (LOOP_DIST_ALIAS): New.
9433         * tree-vectorizer.c (fold_loop_vectorized_call): Rename to ...
9434         (fold_loop_internal_call): ... this.
9435         (vect_loop_dist_alias_call): New function.
9436         (set_uid_loop_bbs): Call fold_loop_internal_call.
9437         (vectorize_loops): Fold IFN_LOOP_VECTORIZED and IFN_LOOP_DIST_ALIAS
9438         internal calls.
9440 2017-07-04  Uros Bizjak  <ubizjak@gmail.com>
9442         PR target/81300
9443         * config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes):
9444         Require dead FLAGS_REG at the beginning of a peephole.
9446 2017-07-04  Uros Bizjak  <ubizjak@gmail.com>
9448         PR target/81294
9449         * config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y
9450         arguments in the call to __builtin_ia32_sbb_u32.
9451         (_subborrow_u64): Swap _X and _Y arguments in the call to
9452         __builtin_ia32_sbb_u64.
9454 2017-07-04  Jakub Jelinek  <jakub@redhat.com>
9456         PR debug/81278
9457         * tree-vrp.c (compare_assert_loc): Turn into a function template
9458         with stable template parameter.  Only test if a->e is NULL,
9459         !a->e == !b->e has been verified already.  Use e == NULL or
9460         e != NULL instead of e or ! e tests.  If stable is true, don't use
9461         iterative_hash_expr, on the other side allow a or b or both NULL
9462         and sort the NULLs last.
9463         (process_assert_insertions): Sort using compare_assert_loc<false>
9464         instead of compare_assert_loc, later sort using
9465         compare_assert_loc<true> before calling process_assert_insertions_for
9466         in a loop.  Use break instead of continue once seen NULL pointer.
9468 2017-07-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
9470         * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
9471         Cortex-R7 and Cortex-R8 processors.
9473 2017-07-04  Jan Hubicka  <hubicka@ucw.cz>
9475         * ipa-utils.c (ipa_merge_profiles): Fix merging when dst is
9476         uninitialized while src is not.
9478 2017-07-04  Richard Earnshaw  <rearnsha@arm.com>
9480         * common/config/arm/arm-common.c: Adjust include path for
9481         arm-cpu-cdata.h
9482         * config/arm/t-arm (TM_H): Adjust path for arm-cpu.h.
9483         (arm-cpu.h): Create in build directory.  Adjust dependency rules.
9484         (arm-cpu-data.h): Likewise.
9485         (arm-cpu-cdata.h): Likewise.
9486         * config/arm/arm-cpu.h: Delete.
9487         * config/arm/arm-cpu-cdata.h: Delete.
9488         * config/arm/arm-cpu-data.h: Delete.
9490 2017-07-04  James Greenhalgh  <james.greenhalgh@arm.com>
9492         * config/arm/arm-cpus.in (cortex-a55): New.
9493         (cortex-a75): Likewise.
9494         (cortex-a75.cortex-a55): Likewise.
9495         * config/arm/driver-arm.c (arm_cpu_table): Add cortex-a55 and
9496         cortex-a75.
9497         * doc/invoke.texi (-mcpu): Document cortex-a55 and cortex-a75.
9498         * config/arm/arm-cpu-cdata.h: Regenerate.
9499         * config/arm/arm-cpu-data.h: Regenerate.
9500         * config/arm/arm-cpu.h: Regenerate.
9501         * config/arm/arm-tables.opt: Regenerate.
9502         * config/arm/arm-tune.md: Regenerate.
9504 2017-07-04  Jan Hubicka  <hubicka@ucw.cz>
9506         * haifa-sched.c (sched_create_recovery_edges): Update profile.
9508 2017-07-04  Jan Hubicka  <hubicka@ucw.cz>
9510         * bb-reorder.c (better_edge_p): Fix handling of uninitialized
9511         probability.
9513 2017-07-04  Richard Sandiford  <richard.sandiford@linaro.org>
9515         PR tree-optimization/81292
9516         * tree-ssa-strlen.c (handle_builtin_strlen): When setting
9517         full_string_p, also call adjust_related_strinfos if the adjustment
9518         is simple, otherwise invalidate related strinfos.
9520 2017-07-04  Martin Liska  <mliska@suse.cz>
9522         PR sanitizer/81040
9523         * sanopt.c (sanitize_rewrite_addressable_params): Mark the
9524         newly created variable as DECL_IGNORED_P.
9526 2017-07-04  Martin Liska  <mliska@suse.cz>
9528         PR ipa/81293
9529         * ipa-inline.c (inline_small_functions):
9530         Use xstrdup_for_dump.
9532 2017-07-04  Tom de Vries  <tom@codesourcery.com>
9534         * graph.c (draw_cfg_edges): Save and restore EDGE_DFS_BACK.
9536 2017-07-03  Dominique d'Humieres  <dominiq@lps.ens.fr>
9538         PR target/81033
9539         * config/darwin.c (darwin_function_switched_text_sections):
9540         Fix spaces.
9542 2017-07-03  Jan Hubicka  <hubicka@ucw.cz>
9544         * tree-vect-loop-manip.c (vect_do_peeling): Fix scaling up.
9546 2017-07-03  Richard Earnshaw  <rearnsha@arm.com>
9548         * doc/invoke.texi (ARM Options): Add -mbe8 and -mbe32 to option summary.
9550 2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>
9552         * tree-vect-loop.c (vect_analyze_loop_2): Treat min_scalar_loop_bound,
9553         min_profitable_iters, and th as inclusive lower bounds.
9554         Fix LOOP_VINFO_PEELING_FOR_GAPS condition.
9555         (vect_estimate_min_profitable_iters): Return inclusive lower bounds
9556         for min_profitable_iters and min_profitable_estimate.
9557         (vect_transform_loop): Treat th as an inclusive lower bound.
9558         * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
9560 2017-07-03  Dominique d'Humieres  <dominiq@lps.ens.fr>
9562         PR target/81033
9563         * config/darwin.c (darwin_function_switched_text_sections):
9564         Replace DECL_NAME with DECL_ASSEMBLER_NAME, split assemble_name_raw
9565         in two pieces, and suppress the use of buf.
9567 2017-07-03  Nathan Sidwell  <nathan@acm.org>
9569         * hash-table.h (hash_table_mod1): Fix indentation.
9571 2017-07-02  Jan Hubicka  <hubicka@ucw.cz>
9573         PR middle-end/81290
9574         * predict.c (force_edge_cold): Be more careful about propagation
9575         backward.
9576         * profile-count.h (profile_probability::guessed,
9577         profile_probability::fdo, profile_count::guessed, profile_count::fdo):
9578         New.
9579         * tree-ssa-threadupdate.c (recompute_probabilities): Result is guessed.
9581 2017-07-03  James Greenhalgh  <james.greenhalgh@arm.com>
9583         * doc/invoke.texi (rcpc architecture extension): Document it.
9585 2017-07-03  Richard Biener  <rguenther@suse.de>
9587         PR tree-optimization/60510
9588         * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass in
9589         the scalar reduction PHI and use it.
9590         (vectorizable_reduction): Properly guard the single_defuse_cycle
9591         path for non-SLP reduction chains where we cannot use it.
9592         Rework reduc_def/index and vector type deduction.  Rework
9593         vector operand gathering during reduction op code-gen.
9594         * tree-vect-slp.c (vect_analyze_slp): For failed SLP reduction
9595         chains dissolve the chain and leave it to non-SLP reduction
9596         handling.
9598 2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>
9600         * tree-data-ref.h (dr_alignment): Declare.
9601         * tree-data-ref.c (dr_alignment): New function.
9602         * tree-vectorizer.h (dataref_aux): Remove base_element_aligned.
9603         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't
9604         set it.
9605         * tree-vect-stmts.c (vectorizable_store): Use dr_alignment.
9607 2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>
9609         * tree-data-ref.h (innermost_loop_behavior): Add base_alignment
9610         and base_misalignment fields.
9611         (DR_BASE_ALIGNMENT, DR_BASE_MISALIGNMENT): New macros.
9612         * tree-data-ref.c: Include builtins.h.
9613         (dr_analyze_innermost): Set up the new innmost_loop_behavior fields.
9614         * tree-vectorizer.h (STMT_VINFO_DR_BASE_ALIGNMENT): New macro.
9615         (STMT_VINFO_DR_BASE_MISALIGNMENT): Likewise.
9616         * tree-vect-data-refs.c: Include tree-cfg.h.
9617         (vect_compute_data_ref_alignment): Use the new innermost_loop_behavior
9618         fields instead of calculating an alignment here.
9619         (vect_analyze_data_refs): Use dr_analyze_innermost.  Dump the new
9620         innermost_loop_behavior fields.
9622 2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>
9624         * tree-data-ref.h (innermost_loop_behavior): Add a step_alignment
9625         field.
9626         (DR_STEP_ALIGNMENT): New macro.
9627         * tree-vectorizer.h (STMT_VINFO_DR_STEP_ALIGNMENT): Likewise.
9628         * tree-data-ref.c (dr_analyze_innermost): Initalize step_alignment.
9629         (create_data_ref): Print it.
9630         * tree-vect-stmts.c (vectorizable_load): Use the step alignment
9631         to tell whether the step preserves vector (mis)alignment.
9632         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
9633         Move the check for an integer step and generalise to all INTEGER_CST.
9634         (vect_analyze_data_refs): Set DR_STEP_ALIGNMENT when setting DR_STEP.
9635         Print the outer step alignment.
9637 2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>
9639         * tree-data-ref.h (innermost_loop_behavior): Replace aligned_to
9640         with offset_alignment.
9641         (DR_ALIGNED_TO): Delete.
9642         (DR_OFFSET_ALIGNMENT): New macro.
9643         * tree-vectorizer.h (STMT_VINFO_DR_ALIGNED_TO): Delete.
9644         (STMT_VINFO_DR_OFFSET_ALIGNMENT): New macro.
9645         * tree-data-ref.c (dr_analyze_innermost): Update after above changes.
9646         (create_data_ref): Likewise.
9647         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
9648         (vect_analyze_data_refs): Likewise.
9649         * tree-if-conv.c (if_convertible_loop_p_1): Use memset before
9650         creating dummy innermost behavior.
9652 2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>
9654         * tree-data-ref.h (dr_analyze_innermost): Replace the dr argument
9655         with a "innermost_loop_behavior *" and refeence tree.
9656         * tree-data-ref.c (dr_analyze_innermost): Likewise.
9657         (create_data_ref): Update call accordingly.
9658         * tree-predcom.c (find_looparound_phi): Likewise.
9660 2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>
9662         * tree-vectorizer.h (_stmt_vec_info): Replace individual dr_*
9663         fields with dr_wrt_vec_loop.
9664         (STMT_VINFO_DR_BASE_ADDRESS, STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET)
9665         (STMT_VINFO_DR_STEP, STMT_VINFO_DR_ALIGNED_TO): Update accordingly.
9666         (STMT_VINFO_DR_WRT_VEC_LOOP): New macro.
9667         (vect_dr_behavior): New function.
9668         (vect_create_addr_base_for_vector_ref): Remove loop parameter.
9669         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
9670         vect_dr_behavior.  Use a step_preserves_misalignment_p boolean to
9671         track whether the step preserves the misalignment.
9672         (vect_create_addr_base_for_vector_ref): Remove loop parameter.
9673         Use vect_dr_behavior.
9674         (vect_setup_realignment): Update call accordingly.
9675         (vect_create_data_ref_ptr): Likewise.  Use vect_dr_behavior.
9676         * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Update
9677         call to vect_create_addr_base_for_vector_ref.
9678         (vect_create_cond_for_align_checks): Likewise.
9679         * tree-vect-patterns.c (vect_recog_bool_pattern): Copy
9680         STMT_VINFO_DR_WRT_VEC_LOOP as a block.
9681         (vect_recog_mask_conversion_pattern): Likewise.
9682         * tree-vect-stmts.c (compare_step_with_zero): Use vect_dr_behavior.
9683         (new_stmt_vec_info): Remove redundant zeroing.
9685 2017-07-03  Richard Earnshaw  <rearnsha@arm.com>
9687         * common/config/arm/arm-common.c (arm_be8_option): New function.
9688         * config/arm/arm-isa.h (isa_feature): Add new feature bit isa_bit_be8.
9689         (ISA_ARMv6): Add isa_bit_be8.
9690         * config/arm/arm.h (arm_be8_option): Add prototype.
9691         (BE8_SPEC_FUNCTION): New define.
9692         (EXTRA_SPEC_FUNCTIONS): Add BE8_SPEC_FUNCTION.
9693         * config/arm/arm.opt (mbig-endian): Mark as Negative of mlittle-endian.
9694         (mlittle-endian): Similarly.
9695         (mbe8, mbe32): New options.
9696         * config/arm/bpabi.h (BE8_LINK_SPEC): Call arm_be8_option.
9697         * doc/invoke.texi (ARM Options): Document -mbe8 and -mbe32.
9699 2017-07-02  Jan Hubicka  <hubicka@ucw.cz>
9701         * tree-cfg.c (gimple_find_sub_bbs): Fix profile updating.
9703 2017-07-02  Jan Hubicka  <hubicka@ucw.cz>
9705         * tree-cfgcleanup.c (want_merge_blocks_p): New function.
9706         (cleanup_tree_cfg_bb): Use it.
9707         * profile-count.h (profile_count::of_for_merging, profile_count::merge):
9708         New functions.
9709         * tree-cfg.c (gimple_merge_blocks): Use profile_count::merge.
9711 2017-07-02  Jan Hubicka  <hubicka@ucw.cz>
9713         PR bootstrap/81285
9714         * loop-doloop.c (add_test): Update profile.
9716 2017-07-03  Martin Liska  <mliska@suse.cz>
9718         PR sanitize/81040
9719         * sanopt.c (rewrite_usage_of_param): New function.
9720         (sanitize_rewrite_addressable_params): Likewise.
9721         (pass_sanopt::execute): Call rewrite_usage_of_param.
9723 2017-07-03  Richard Biener  <rguenther@suse.de>
9725         * tree-vect-loop.c (vect_create_epilog_for_reduction): Revert
9726         back to using VIEW_CONVERT_EXPR.
9728 2017-07-03  Martin Liska  <mliska@suse.cz>
9730         PR other/78366
9731         * doc/extend.texi: Document when a resolver function is
9732         generated for target_clones.
9734 2017-07-03  Martin Liska  <mliska@suse.cz>
9736         * asan.c (asan_emit_stack_protection): Unpoison just red zones
9737         and shadow memory of auto variables which are subject of
9738         use-after-scope sanitization.
9739         (asan_expand_mark_ifn): Add do set only when is_poison.
9741 2016-07-03  Richard Biener  <rguenther@suse.de>
9743         * tree-vect-loop.c (vect_analyze_loop_operations): Also analyze
9744         reduction PHIs.
9745         (vect_force_simple_reduction): Record reduction def -> phi mapping.
9746         (vectorizable_reduction): Perform reduction PHI creation when
9747         visiting a reduction PHI and adjust and simplify code generation
9748         phase of the reduction op.  Cache dts, use fold_binary, not fold_build2.
9749         (vect_transform_loop): Visit reduction PHIs.
9750         * tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction
9751         defs into the SLP tree.
9752         (vect_build_slp_tree): Reduction defs terminate the recursion.
9753         * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup
9754         of reduction defs.
9755         (vect_get_vec_defs_for_stmt_copy): Export.
9756         (vect_get_vec_defs): Likewise.
9757         * tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def
9758         purpose.
9759         (vect_get_vec_defs_for_stmt_copy): Declare.
9760         (vect_get_vec_defs): Likewise.
9762 2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>
9764         * tree-data-ref.c (dr_analyze_innermost): Replace the "nest"
9765         parameter with a "loop" parameter and use it instead of the
9766         loop containing DR_STMT.  Don't check simple_iv when doing
9767         BB analysis.  Describe the two analysis modes in the comment.
9769 2017-07-03  Tom de Vries  <tom@codesourcery.com>
9771         PR tree-optimization/69468
9772         * tree-ssa-tail-merge.c (ignore_edge_flags): New constant.
9773         (find_same_succ_bb): Handle ignore_edge_flags.
9775 2017-07-03  Tom de Vries  <tom@codesourcery.com>
9777         PR tree-optimization/81192
9778         * tree-ssa-tail-merge.c (same_succ_hash): Use bb->loop_father->num in
9779         hash.
9780         (same_succ::equal): Don't find bbs to be equal if bb->loop_father
9781         differs.
9782         (find_same_succ_bb): Remove obsolete test on bb->loop_father->latch.
9784 2017-07-03  Tom de Vries  <tom@codesourcery.com>
9786         PR tree-optimization/81192
9787         * tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
9788         BB_SAME_SUCC (bb) == NULL.
9790 2017-07-02  Jan Hubicka  <hubicka@ucw.cz>
9792         * cfgrtl.c (rtl_verify_edges): Enable checking of profile_probability
9793         consistency.
9795 2017-07-02  Jan Hubicka  <hubicka@ucw.cz>
9797         * dumpfile.c: Include profile-count.h
9798         * tree-cfg.c (gimple_duplicate_sese_tail): Drop UNUSED attributes;
9799         update profile.
9800         (insert_cond_bb): Update profile.
9801         * tree-cfg.h (insert_cond_bb): Update prototype.
9802         * tree-chkp-opt.c (chkp_optimize_string_function_calls): Update.
9803         * tree-dump.c: Do not include tree-cfg.
9805 2017-07-02  Jan Hubicka  <hubicka@ucw.cz>
9807         * bb-reorder.c (fix_up_crossing_landing_pad): Update profile.
9809 2017-07-02  Jan Hubicka  <hubicka@ucw.cz>
9811         * expect.c (dw2_build_landing_pads): Update profile of the landing pad
9812         bb.
9814 2017-07-02  Jan Hubicka  <hubicka@ucw.cz>
9816         * tree-complex.c (expand_complex_div_wide): update profile.
9818 2017-07-02  Richard Sandiford  <richard.sandiford@linaro.org>
9819             Alan Hayward  <alan.hayward@arm.com>
9820             David Sherwood  <david.sherwood@arm.com>
9822         * Makefile.in (MACHMODE_H): Remove insn-modes.h
9823         (CORETYPES_H): New define.
9824         (MOSTLYCLEANFILES): Add insn-modes-inline.h.
9825         (insn-modes-inline.h, s-modes-inline-h): New rules.
9826         (generated_files): Add insn-modes-inline.h.
9827         (RTL_BASE_H, TREE_CORE_H): Use CORETYPES_H instead of coretypes.h.
9828         (build/gensupport.o, build/ggc-none.o, build/print-rtl.o): Likewise.
9829         (build/read-md.o, build/read-rtl.o, build/rtl.o): Likewise.
9830         (build/vec.o, build/hash-table.o, build/inchash.o): Likewise.
9831         (build/gencondmd.o, build/genattr.o, build/genattr-common.o): Likewise.
9832         (build/genattrtab.o, build/genautomata.o, build/gencheck.o): Likewise.
9833         (build/gencodes.o, build/genconditions.o): Likewise.
9834         (build/genconfig.o, build/genconstants.o, build/genemit.o): Likewise.
9835         (build/genenums.o, build/genextract.o, build/genflags.o): Likewise.
9836         (build/gentarget-def.o, build/genmddeps.o, build/genopinit.o)
9837         (build/genoutput.o, build/genpeep.o, build/genpreds.o): Likewise.
9838         (build/genrecog.o, build/genmddump.o, build/genmatch.o): Likewise.
9839         (build/gencfn-macros.o, build/gcov-iov.o): Likewise.
9840         * coretypes.h: Include everything up to real.h for generators.
9841         Include insn-modes.h first.  Include wide-int-print.h after
9842         wide-int.h.  Include insn-modes-inline.h and then machmode.h.
9843         * machmode.h: Don't include insn-modes.h here.
9844         * function-tests.c: Remove includes of signop.h, machmode.h,
9845         double-int.h and wide-int.h.
9846         * rtl.h: Likewise.
9847         * gcc-rich-location.c: Remove includes of machmode.h, double-int.h
9848         and wide-int.h.
9849         * optc-save-gen.awk: Likewise.
9850         * gencheck.c (BITS_PER_UNIT): Delete dummy definition.
9851         * godump.c: Remove include of wide-int-print.h.
9852         * pretty-print.h: Likewise.
9853         * wide-int-print.cc: Likewise.
9854         * wide-int.cc: Likewise.
9855         * hash-map-tests.c: Remove include of signop.h.
9856         * hash-set-tests.c: Likewise.
9857         * rtl-tests.c: Likewise.
9858         * mkconfig.sh: Remove include of machmode.h.
9859         * genmodes.c (emit_insn_modes_h): Split emission of inline functions
9860         into...
9861         (emit_insn_modes_inline_h): ...this new function.  Emit the code
9862         into an insn-modes-inline.h header file, adding appropriate
9863         include guards and end comments.
9864         (emit_insn_modes_c_header): Remove include of machmode.h.
9865         (emit_min_insn_modes_c_header): Include coretypes.h rather than
9866         machmode.h.
9867         (main): Handle -i flag and call emit_insn_modes_inline_h when
9868         it is passed.
9870 2017-07-02  Richard Sandiford  <richard.sandiford@linaro.org>
9872         * tree-ssa-strlen.c (strinfo): Rename the length field to
9873         nonzero_chars.  Add a full_string_p field.
9874         (compare_nonzero_chars, zero_length_string_p): New functions.
9875         (get_addr_stridx): Add an offset_out parameter.
9876         Use compare_nonzero_chars.
9877         (get_stridx): Update accordingly.  Use compare_nonzero_chars.
9878         (new_strinfo): Update after above changes to strinfo.
9879         (set_endptr_and_length): Set full_string_p.
9880         (get_string_length): Update after above changes to strinfo.
9881         (unshare_strinfo): Update call to new_strinfo.
9882         (maybe_invalidate): Likewise.
9883         (get_stridx_plus_constant): Change off to unsigned HOST_WIDE_INT.
9884         Use compare_nonzero_chars and zero_string_p.  Treat nonzero_chars
9885         as a uhwi instead of an shwi.  Update after above changes to
9886         strinfo and new_strinfo.
9887         (zero_length_string): Assert that chainsi contains full strings.
9888         Use zero_length_string_p.  Update call to new_strinfo.
9889         (adjust_related_strinfos): Update after above changes to strinfo.
9890         Copy full_string_p from origsi.
9891         (adjust_last_stmt): Use zero_length_string_p.
9892         (handle_builtin_strlen): Update after above changes to strinfo and
9893         new_strinfo.  Install the lhs as the string length if the previous
9894         entry didn't describe a full string.
9895         (handle_builtin_strchr): Update after above changes to strinfo
9896         and new_strinfo.
9897         (handle_builtin_strcpy): Likewise.
9898         (handle_builtin_strcat): Likewise.
9899         (handle_builtin_malloc): Likewise.
9900         (handle_pointer_plus): Likewise.
9901         (handle_builtin_memcpy): Likewise.  Track nonzero characters
9902         that aren't necessarily followed by a nul terminator.
9903         (handle_char_store): Likewise.
9905 2017-07-02  Richard Sandiford  <richard.sandiford@linaro.org>
9907         PR tree-optimization/80769
9908         * tree-ssa-strlen.c (strinfo): Document that "stmt" is also used
9909         for malloc and calloc.  Document the new invariant that all related
9910         strinfos have delayed lengths or none do.
9911         (verify_related_strinfos): Move earlier in file.
9912         (set_endptr_and_length): New function, split out from...
9913         (get_string_length): ...here.  Also set the lengths of related
9914         strinfos.
9915         (zero_length_string): Assert that chainsi has known (rather than
9916         delayed) lengths.
9917         (adjust_related_strinfos): Likewise.
9919 2017-07-02  Richard Sandiford  <richard.sandiford@linaro.org>
9921         PR tree-optimization/81136
9922         * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Only
9923         assert that two references with the same misalignment have the same
9924         compile-time misalignment if those compile-time misalignments
9925         are known.
9927 2017-07-01  Andi Kleen  <ak@linux.intel.com>
9929         * print-tree.c (print_node): Print all attributes.
9931 2017-07-01  Jan Hubicka  <hubicka@ucw.cz>
9933         * cfg.c (scale_bbs_frequencies): New function.
9934         * cfg.h (scale_bbs_frequencies): Declare it.
9935         * cfgloopanal.c (single_likely_exit): Cleanup.
9936         * cfgloopmanip.c (scale_loop_frequencies): Take profile_probability
9937         as parameter.
9938         (scale_loop_profile): Likewise.
9939         (loop_version): Likewise.
9940         (create_empty_loop_on_edge): Update.
9941         * cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile,
9942         scale_loop_frequencies, scale_loop_profile, loopify,
9943         loop_version): Update prototypes.
9944         * modulo-sched.c (sms_schedule): Update.
9945         * predict.c (unlikely_executed_edge_p): Also check probability.
9946         (probably_never_executed_edge_p): Fix typo.
9947         * tree-if-conv.c (version_loop_for_if_conversion): Update.
9948         * tree-parloops.c (gen_parallel_loop): Update.
9949         * tree-ssa-loop-ivcanon.c (try_peel_loop): Update.
9950         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
9951         * tree-ssa-loop-split.c (split_loop): Update.
9952         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
9953         * tree-vect-loop-manip.c (vect_do_peeling): Update.
9954         (vect_loop_versioning): Update.
9955         * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
9957 2017-07-01  Jan Hubicka  <hubicka@ucw.cz>
9959         * trans-mem.c (split_bb_make_tm_edge): Update profile.
9961 2017-07-01  Jan Hubicka  <hubicka@ucw.cz>
9963         * tree-if-conv.c (combine_blocks): Use make_single_succ_edge
9964         to keep profile consistent.
9966 2017-07-01  Jan Hubicka  <hubicka@ucw.cz>
9968         * cfgrtl.c (rtl_flow_call_edges_add): Update profile.
9969         * tree-cfg.c (gimple_flow_call_edges_add): Likewise.
9970         * profile-count.h (max_safe_multiplier): Make unsigned.
9971         (profile_count::guessed_zero): New.
9973 2017-07-01  Jan Hubicka  <hubicka@ucw.cz>
9975         * bb-reorder.c (fix_up_crossing_landing_pad,
9976         fix_crossing_conditional_branches): Use make_single_succ_edge
9977         to keep profile consistent.
9979 2017-07-01  Jan Hubicka  <hubicka@ucw.cz>
9981         * tree-vect-loop.c (optimize_mask_stores): Use make_single_succ_edge
9982         to update profile.
9984 2017-07-01  Jakub Jelinek  <jakub@redhat.com>
9986         PR sanitizer/81262
9987         * bb-reorder.c (fix_up_fall_thru_edges): Move variable declarations to
9988         the right scopes, make sure cond_jump isn't preserved between multiple
9989         iterations.  Search for fallthru edge whenever there are 3+ edges and
9990         use find_fallthru_edge for it.
9992 2017-06-29  Jan Hubicka  <hubicka@ucw.cz>
9994         Patch by Alexander Monakov <amonakov@ispras.ru>
9995         * sel-sched-ir.c (compute_succs_info): Handle uninitialized
9996         probabilities consistently.
9998 2017-06-29  Jan Hubicka  <hubicka@ucw.cz>
10000         * pa.c (pa_expand_compare_and_swap_loop): Update call of
10001         emit_cmp_and_jump_insns.
10003 2017-06-29  Jan Hubicka  <hubicka@ucw.cz>
10005         PR ipa/81261
10006         * tree-inline.c (expand_call_inline): Combine profile statuses.
10008 2017-06-30  Andrew Pinski  <apinski@cavium.com>
10010         * tree-if-conv.c (predicate_scalar_phi): Update new_stmt if
10011         fold_stmt returned true.
10013 2017-06-30  Nathan Sidwell  <nathan@acm.org>
10015         * ggc.h (empty_string): Delete.
10016         * cfgexpand.c (expand_asm_stmt): Use plain "".
10017         * optabs.c (expand_asm_memory_barrier): Likewise.
10018         * stringpool.c (empty_string): Delete.
10019         (digit_vector, digit_string): Delete.
10020         (ggc_alloc_string): Use plain "", don't optimize single digit
10021         strings.  Use ggc_alloc_atomic.
10023 2017-06-30  Richard Earnshaw  <rearnsha@arm.com>
10025         * rtlanal.c (insn_rtx_cost): If a parallel contains exactly one
10026         comparison set and one other set, use the cost of the non-comparison
10027         set.
10029 2017-06-30  Nathan Sidwell  <nathan@acm.org>
10031         * ggc.h: Replace all 'static inline' with plain 'inline'.  Fix
10032         some formatting.
10034 2017-06-30  Peter Bergner  <bergner@vnet.ibm.com>
10036         * tree-cfg.c (group_case_labels_stmt): Merge scanning and compressing
10037         loops.  Remove now unneeded calls to gimple_switch_set_label() that
10038         just set removed labels to NULL_TREE.
10040 2017-06-30  Aldy Hernandez  <aldyh@redhat.com>
10042         * tree-ssanames.c (set_range_info_raw): Abstract from ...
10043         (set_range_info): ...here.  Only call set_range_info_raw if domain
10044         is useful.
10045         (set_nonzero_bits): Call set_range_info_raw.
10046         * tree-ssanames.h (set_range_info_raw): New.
10048 2017-06-30  Jakub Jelinek  <jakub@redhat.com>
10050         PR target/81225
10051         * config/i386/sse.md (vec_extract_lo_<mode><mask_name>): For V8FI,
10052         V16FI and VI8F_256 iterators, use <store_mask_predicate> instead
10053         of nonimmediate_operand and <store_mask_constraint> instead of m
10054         for the input operand.  For V8FI iterator, always split if input
10055         is a MEM.  For V16FI and V8SF_256 iterators, don't test if both
10056         operands are MEM if <mask_applied>.  For VI4F_256 iterator, use
10057         <store_mask_predicate> instead of register_operand and
10058         <store_mask_constraint> instead of v for the input operand.  Make
10059         sure both operands aren't MEMs for if not <mask_applied>.
10061 2017-06-30  Sylvestre Ledru  <sylvestre@debian.org>
10063         * lto-wrapper.c (copy_file) Close both file descriptors before
10064         exiting normally.
10066 2017-06-30  Martin Liska  <mliska@suse.cz>
10068         PR ipa/81214
10069         * multiple_target.c (create_dispatcher_calls): Make ifunc
10070         also for function that don't have calls or are not referenced.
10072 2017-06-30  Richard Biener  <rguenther@suse.de>
10074         * tree-vect-slp.c (vect_slp_analyze_node_operations): Only
10075         analyze the first scalar stmt.  Move vector type computation
10076         for the BB case here from ...
10077         * tree-vect-stmts.c (vect_analyze_stmt): ... here.  Guard
10078         live operation processing in the SLP case properly.
10080 2017-06-30  Richard Biener  <rguenther@suse.de>
10082         * graph.c (draw_cfg_node_succ_edges): Fix broken dot syntax.
10084 2017-06-30  Martin Liska  <mliska@suse.cz>
10086         PR sanitizer/81021
10087         * tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN
10088         before BUILT_IN_UNWIND_RESUME when ASAN is used.
10090 2017-06-30  Yvan Roux  <yvan.roux@linaro.org>
10092         * doc/invoke.texi (AArch64): Add missing options and remove redundant
10093         ones.
10095 2017-06-30  Richard Biener  <rguenther@suse.de>
10097         PR tree-optimization/81249
10098         * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
10099         condition reduction result to original scalar type.
10101 2017-06-30  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
10103         * profile-count.h (enum profile_quality): Fix typos and whitespace
10104         issues.
10106 2017-06-30  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
10108         * config/s390/s390.c (s390_expand_setmem): Adjust to the new data
10109         type for branch probabilities.
10111 2017-06-29  Julian Brown  <julian@codesourcery.com>
10112             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
10114         * config/aarch64/aarch64-fusion-pairs.def: Add ALU_BRANCH entry.
10115         * config/aarch64/aarch64.c (AARCH64_FUSE_ALU_BRANCH): New fusion type.
10116         (thunderx2t99_tunings): Set AARCH64_FUSE_ALU_BRANCH flag.
10117         (aarch_macro_fusion_pair_p): Add support for AARCH64_FUSE_ALU_BRANCH.
10119 2017-06-29  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
10121         * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Push the
10122         check for CC usage into AARCH64_FUSE_CMP_BRANCH.
10123         * config/i386/i386.c (ix86_macro_fusion_pair_p): Push the check for
10124         CC usage from generic code to here.
10125         * sched-deps.c (sched_macro_fuse_insns): Move the condition for
10126         CC usage into the target macros.
10128 2017-06-29  Maya Rashish  <coypu@sdf.org>
10130         * config/netbsd.h (NETBSD_LIB_SPEC): Add -lc when creating shared
10131         objects.
10133 2017-06-29  Jan Hubicka  <hubicka@ucw.cz>
10135         * arm/arm-builtins.c: Include profile-count.h
10136         * except.c (sjlj_emit_function_enter): Use
10137         profile_probability::unlikely.
10139 2017-06-29  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
10141         * config/rs6000/rs6000.c (toc_relative_expr_p): Make tocrel_base
10142         and tocrel_offset be pointer args rather than implicitly using
10143         static versions.
10144         (legitimate_constant_pool_address_p, rs6000_emit_move,
10145         const_load_sequence_p, adjust_vperm): Add local tocrel_base and
10146         tocrel_offset and use in toc_relative_expr_p call.
10147         (print_operand, print_operand_address): Use static tocrel_base_oac
10148         and tocrel_offset_oac.
10149         (rs6000_output_addr_const_extra): Use static tocrel_base_oac and
10150         tocrel_offset_oac.
10152 2017-06-29  Maya Rashish  <coypu@sdf.org>
10154         * config/vax/builtins.md (ffssi2_internal): Correct constraint.
10156 2017-06-29  Eric Botcazou  <ebotcazou@adacore.com>
10158         * expr.c (expand_expr) <normal_inner_ref>: When testing for unaligned
10159         objects, take into account only the alignment of 'op0' and 'mode1' if
10160         'op0' is a MEM.
10162 2017-06-29  Steve Ellcey  <sellcey@cavium.com>
10164         * ccmp.c (ccmp_tree_comparison_p): New function.
10165         (ccmp_candidate_p): Update to use above function.
10166         (get_compare_parts): New function.
10167         (expand_ccmp_next): Update to use new functions.
10168         (expand_ccmp_expr_1): Take tree arg instead of gimple, update to use
10169         new functions.
10170         (expand_ccmp_expr): Pass tree instead of gimple to expand_ccmp_expr_1,
10171         take mode as argument.
10172         * ccmp.h (expand_ccmp_expr): Add mode as argument.
10173         * expr.c (expand_expr_real_1): Pass mode as argument.
10175 2017-06-29  Segher Boessenkool  <segher@kernel.crashing.org>
10177         * combine.c (combine_instructions): Print insns to dump_file, together
10178         with their costs.
10180 2017-06-29  Jan Hubicka  <hubicka@ucw.cz>
10182         * asan.c (asan_emit_stack_protection): Update.
10183         (create_cond_insert_point): Update.
10184         * auto-profile.c (afdo_propagate_circuit): Update.
10185         * basic-block.h (struct edge_def): Turn probability to
10186         profile_probability.
10187         (EDGE_FREQUENCY): Update.
10188         * bb-reorder.c (find_traces_1_round): Update.
10189         (better_edge_p): Update.
10190         (sanitize_hot_paths): Update.
10191         * cfg.c (unchecked_make_edge): Initialize probability to uninitialized.
10192         (make_single_succ_edge): Update.
10193         (check_bb_profile): Update.
10194         (dump_edge_info): Update.
10195         (update_bb_profile_for_threading): Update.
10196         * cfganal.c (connect_infinite_loops_to_exit): Initialize new edge
10197         probabilitycount to 0.
10198         * cfgbuild.c (compute_outgoing_frequencies): Update.
10199         * cfgcleanup.c (try_forward_edges): Update.
10200         (outgoing_edges_match): Update.
10201         (try_crossjump_to_edge): Update.
10202         * cfgexpand.c (expand_gimple_cond): Update make_single_succ_edge.
10203         (expand_gimple_tailcall): Update.
10204         (construct_init_block): Use make_single_succ_edge.
10205         (construct_exit_block): Use make_single_succ_edge.
10206         * cfghooks.c (verify_flow_info): Update.
10207         (redirect_edge_succ_nodup): Update.
10208         (split_edge): Update.
10209         (account_profile_record): Update.
10210         * cfgloopanal.c (single_likely_exit): Update.
10211         * cfgloopmanip.c (scale_loop_profile): Update.
10212         (set_zero_probability): Remove.
10213         (duplicate_loop_to_header_edge): Update.
10214         * cfgloopmanip.h (loop_version): Update prototype.
10215         * cfgrtl.c (try_redirect_by_replacing_jump): Update.
10216         (force_nonfallthru_and_redirect): Update.
10217         (update_br_prob_note): Update.
10218         (rtl_verify_edges): Update.
10219         (purge_dead_edges): Update.
10220         (rtl_lv_add_condition_to_bb): Update.
10221         * cgraph.c: (cgraph_edge::redirect_call_stmt_to_calle): Update.
10222         * cgraphunit.c (init_lowered_empty_function): Update.
10223         (cgraph_node::expand_thunk): Update.
10224         * cilk-common.c: Include profile-count.h
10225         * dojump.c (inv): Remove.
10226         (jumpifnot): Update.
10227         (jumpifnot_1): Update.
10228         (do_jump_1): Update.
10229         (do_jump): Update.
10230         (do_jump_by_parts_greater_rtx): Update.
10231         (do_compare_rtx_and_jump): Update.
10232         * dojump.h (jumpifnot, jumpifnot_1, jumpif_1, jumpif, do_jump,
10233         do_jump_1. do_compare_rtx_and_jump): Update prototype.
10234         * dwarf2cfi.c: Include profile-count.h
10235         * except.c (dw2_build_landing_pads): Use make_single_succ_edge.
10236         (sjlj_emit_dispatch_table): Likewise.
10237         * explow.c: Include profile-count.h
10238         * expmed.c (emit_store_flag_force): Update.
10239         (do_cmp_and_jump): Update.
10240         * expr.c (compare_by_pieces_d::generate): Update.
10241         (compare_by_pieces_d::finish_mode): Update.
10242         (emit_block_move_via_loop): Update.
10243         (store_expr_with_bounds): Update.
10244         (store_constructor): Update.
10245         (expand_expr_real_2): Update.
10246         (expand_expr_real_1): Update.
10247         * expr.h (try_casesi, try_tablejump): Update prototypes.
10248         * gimple-pretty-print.c (dump_probability): Update.
10249         (dump_profile): New.
10250         (dump_gimple_label): Update.
10251         (dump_gimple_bb_header): Update.
10252         * graph.c (draw_cfg_node_succ_edges): Update.
10253         * hsa-gen.c (convert_switch_statements): Update.
10254         * ifcvt.c (cheap_bb_rtx_cost_p): Update.
10255         (find_if_case_1): Update.
10256         (find_if_case_2): Update.
10257         * internal-fn.c (expand_arith_overflow_result_store): Update.
10258         (expand_addsub_overflow): Update.
10259         (expand_neg_overflow): Update.
10260         (expand_mul_overflow): Update.
10261         (expand_vector_ubsan_overflow): Update.
10262         * ipa-cp.c (good_cloning_opportunity_p): Update.
10263         * ipa-split.c (split_function): Use make_single_succ_edge.
10264         * ipa-utils.c (ipa_merge_profiles): Update.
10265         * loop-doloop.c (add_test): Update.
10266         (doloop_modify): Update.
10267         * loop-unroll.c (compare_and_jump_seq): Update.
10268         (unroll_loop_runtime_iterations): Update.
10269         * lra-constraints.c (lra_inheritance): Update.
10270         * lto-streamer-in.c (input_cfg): Update.
10271         * lto-streamer-out.c (output_cfg): Update.
10272         * mcf.c (adjust_cfg_counts): Update.
10273         * modulo-sched.c (sms_schedule): Update.
10274         * omp-expand.c (expand_omp_for_init_counts): Update.
10275         (extract_omp_for_update_vars): Update.
10276         (expand_omp_ordered_sink): Update.
10277         (expand_omp_for_ordered_loops): Update.
10278         (expand_omp_for_generic): Update.
10279         (expand_omp_for_static_nochunk): Update.
10280         (expand_omp_for_static_chunk): Update.
10281         (expand_cilk_for): Update.
10282         (expand_omp_simd): Update.
10283         (expand_omp_taskloop_for_outer): Update.
10284         (expand_omp_taskloop_for_inner): Update.
10285         * omp-simd-clone.c (simd_clone_adjust): Update.
10286         * optabs.c (expand_doubleword_shift): Update.
10287         (expand_abs): Update.
10288         (emit_cmp_and_jump_insn_1): Update.
10289         (expand_compare_and_swap_loop): Update.
10290         * optabs.h (emit_cmp_and_jump_insns): Update prototype.
10291         * predict.c (predictable_edge_p): Update.
10292         (edge_probability_reliable_p): Update.
10293         (set_even_probabilities): Update.
10294         (combine_predictions_for_insn): Update.
10295         (combine_predictions_for_bb): Update.
10296         (propagate_freq): Update.
10297         (estimate_bb_frequencies): Update.
10298         (force_edge_cold): Update.
10299         * profile-count.c (profile_count::dump): Add missing space into dump.
10300         (profile_count::debug): Add newline.
10301         (profile_count::differs_from_p): Explicitly convert to unsigned.
10302         (profile_count::stream_in): Update.
10303         (profile_probability::dump): New member function.
10304         (profile_probability::debug): New member function.
10305         (profile_probability::differs_from_p): New member function.
10306         (profile_probability::differs_lot_from_p): New member function.
10307         (profile_probability::stream_in): New member function.
10308         (profile_probability::stream_out): New member function.
10309         * profile-count.h (profile_count_quality): Rename to ...
10310         (profile_quality): ... this one.
10311         (profile_probability): New.
10312         (profile_count): Update.
10313         * profile.c (compute_branch_probabilities): Update.
10314         * recog.c (peep2_attempt): Update.
10315         * sched-ebb.c (schedule_ebbs): Update.
10316         * sched-rgn.c (find_single_block_region): Update.
10317         (compute_dom_prob_ps): Update.
10318         (schedule_region): Update.
10319         * sel-sched-ir.c (compute_succs_info): Update.
10320         * stmt.c (struct case_node): Update.
10321         (do_jump_if_equal): Update.
10322         (get_outgoing_edge_probs): Update.
10323         (conditional_probability): Update.
10324         (emit_case_dispatch_table): Update.
10325         (expand_case): Update.
10326         (expand_sjlj_dispatch_table): Update.
10327         (emit_case_nodes): Update.
10328         * targhooks.c: Update.
10329         * tracer.c (better_p): Update.
10330         (find_best_successor): Update.
10331         * trans-mem.c (expand_transaction): Update.
10332         * tree-call-cdce.c: Update.
10333         * tree-cfg.c (gimple_split_edge): Upate.
10334         (move_sese_region_to_fn): Upate.
10335         * tree-cfgcleanup.c (cleanup_control_expr_graph): Upate.
10336         * tree-eh.c (lower_resx): Upate.
10337         (cleanup_empty_eh_move_lp): Upate.
10338         * tree-if-conv.c (version_loop_for_if_conversion): Update.
10339         * tree-inline.c (copy_edges_for_bb): Update.
10340         (copy_cfg_body): Update.
10341         * tree-parloops.c (gen_parallel_loop): Update.
10342         * tree-profile.c (gimple_gen_ic_func_profiler): Update.
10343         (gimple_gen_time_profiler): Update.
10344         * tree-ssa-dce.c (remove_dead_stmt): Update.
10345         * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
10346         * tree-ssa-loop-im.c (execute_sm_if_changed): Update.
10347         * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
10348         (unloop_loops): Update.
10349         (try_peel_loop): Update.
10350         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
10351         * tree-ssa-loop-split.c (connect_loops): Update.
10352         (split_loop): Update.
10353         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
10354         (hoist_guard): Update.
10355         * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
10356         * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
10357         (value_replacement): Update.
10358         * tree-ssa-reassoc.c (branch_fixup): Update.
10359         * tree-ssa-tail-merge.c (replace_block_by): Update.
10360         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
10361         (create_edge_and_update_destination_phis): Update.
10362         (compute_path_counts): Update.
10363         (recompute_probabilities): Update.
10364         (update_joiner_offpath_counts): Update.
10365         (freqs_to_counts_path): Update.
10366         (duplicate_thread_path): Update.
10367         * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
10368         (struct switch_conv_info): Update.
10369         (gen_inbound_check): Update.
10370         * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
10371         (vect_do_peeling): Update.
10372         (vect_loop_versioning): Update.
10373         * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
10374         (optimize_mask_stores): Update.
10375         * ubsan.c (ubsan_expand_null_ifn): Update.
10376         * value-prof.c (gimple_divmod_fixed_value): Update.
10377         (gimple_divmod_fixed_value_transform): Update.
10378         (gimple_mod_pow2): Update.
10379         (gimple_mod_pow2_value_transform): Update.
10380         (gimple_mod_subtract): Update.
10381         (gimple_mod_subtract_transform): Update.
10382         (gimple_ic): Update.
10383         (gimple_stringop_fixed_value): Update.
10384         (gimple_stringops_transform): Update.
10385         * value-prof.h: Update.
10387 2017-06-29  Carl Love  <cel@us.ibm.com>
10389         * config/rs6000/rs6000-c.c: Add support for built-in functions
10390         vector signed int vec_signed (vector float);
10391         vector signed long long vec_signed (vector double);
10392         vector signed int vec_signed2 (vector double, vector double);
10393         vector signed int vec_signede (vector double);
10394         vector signed int vec_signedo (vector double);
10395         * config/rs6000/rs6000.c (rs6000_generate_vsigned2_code): Add
10396         instruction generator.
10397         * config/rs6000/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
10398         UNSPEC_VSX_VSIGNED2): Add UNSPECS.
10399         (vsx_xvcvspsxws, vsx_xvcvdpuxds_scale, vsx_xvcvspuxws, vsigned2_v2df):
10400         Add define_insn.
10401         (vsignedo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df,
10402         vunsignede_v2df): Add define_expands.
10403         * config/rs6000/rs6000-builtin.def (VEC_SIGNED, VEC_UNSIGNED,
10404         VEC_SIGNED2, VEC_UNSIGNED2, VEC_SIGNEDE, VEC_UNSIGNEDE, VEC_SIGNEDO,
10405         VEC_UNSIGNEDO): Add definitions.
10406         * config/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
10407         UNSPEC_VSX_VSIGNED2): Add UNSPECs.
10408         (vsx_xvcvspsxws, vsx_xvcvspuxws): Add define_insn.
10409         (vsigned2_v2df, vsigendo_v2df, vsignede_v2df,
10410         vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands.
10411         * config/rs6000/altivec.h (vec_signed, vec_signed2,
10412         vec_signede and vec_signedo, vec_unsigned, vec_unsigned2,
10413         vec_unsignede, vec_unsignedo): Add builtin defines.
10414         * config/rs6000-protos.h (rs6000_generate_vsigned2_code): Add extern
10415         declaration.
10416         * doc/extend.texi: Update the built-in documentation file for the
10417         new built-in functions.
10419 2017-06-29  Richard Biener  <rguenther@suse.de>
10421         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add
10422         reduction chains to LOOP_VINFO_REDUCTIONS.
10423         * tree-vect-slp.c (vect_analyze_slp): Continue looking for
10424         SLP reductions after processing reduction chains.
10426 2017-06-29  Nathan Sidwell  <nathan@acm.org>
10428         * builtins.c (fold_builtin_FUNCTION): Use
10429         lang_hooks.decl_printable_name.
10431 2017-06-29  Peter Bergner  <bergner@vnet.ibm.com>
10433         PR middle-end/81194
10434         * cfgexpand.c (expand_gimple_stmt_1): Handle switch statements
10435         with only one label.
10436         * stmt.c (expand_case): Assert NCASES is greater than one.
10438 2017-06-29  Richard Biener  <rguenther@suse.de>
10440         * tree-cfg.c (group_case_labels_stmt): Return whether we changed
10441         anything.
10442         (group_case_labels): Likewise.
10443         (find_taken_edge): Push sanity checking on val to workers...
10444         (find_taken_edge_cond_expr): ... here
10445         (find_taken_edge_switch_expr): ... and here, handle cases
10446         with just a default label.
10447         * tree-cfg.h (group_case_labels_stmt): Adjust prototype.
10448         (group_case_labels): Likewise.
10449         * tree-cfgcleanup.c (execute_cleanup_cfg_post_optimizing): When
10450         group_case_labels does anything cleanup the CFG again.
10452 2017-06-29  Bin Cheng  <bin.cheng@arm.com>
10454         PR tree-optimization/81196
10455         * tree-ssa-loop-niter.c (number_of_iterations_cond): Handle loop
10456         exit condition comparing two IVs.
10458 2017-06-29  Richard Earnshaw  <rearnsha@arm.com>
10460         * config/arm/parsecpu.awk (gen_comm_data): Add initializer for
10461         profile to the dummy entry at the end of the list of architectures.
10462         * config/arm/arm-cpu-cdata.h: Regenerated.
10464 2017-06-29  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
10465             Michael Collison <michael.collison@arm.com>
10467         PR target/70119
10468         * config/aarch64/aarch64.md (*aarch64_<optab>_reg_<mode>3_mask1):
10469         New pattern.
10470         (*aarch64_reg_<mode>3_neg_mask2): New pattern.
10471         (*aarch64_reg_<mode>3_minus_mask): New pattern.
10472         (*aarch64_<optab>_reg_di3_mask2): New pattern.
10473         * config/aarch64/aarch64.c (aarch64_rtx_costs): Account for cost
10474         of shift when the shift amount is masked with constant equal to
10475         the size of the mode.
10476         * config/aarch64/predicates.md (subreg_lowpart_operator): New
10477         predicate.
10479 2017-06-29  Martin Liska  <mliska@suse.cz>
10481         * config/i386/i386.opt: Change range from [1,5] to [0,5].
10483 2017-06-29  Yury Gribov  <tetra2005@gmail.com>
10485         PR bootstrap/80565
10486         * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
10487         code.
10488         * ipa-inline.h
10489         (edge_growth_cache_entry::edge_growth_cache_entry): New
10490         function.
10491         (reset_edge_growth_cache): Update to use constructor.
10493 2017-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
10495         * config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New.
10496         (DATA_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
10497         (LOCAL_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
10499 2017-06-28  Sebastian Peryt  <sebastian.peryt@intel.com>
10501         * config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64)
10502         (_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics.
10504 2017-06-28  Szabolcs Nagy  <szabolcs.nagy@arm.com>
10506         * config.gcc (*-linux-musl*): Add t-musl tmake_file.
10507         (*-linux-uclibc*): Add t-uclibc tmake_file.
10508         * config/t-musl: New.
10509         * config/t-uclibc: New.
10511 2017-06-28  Richard Earnshaw  <rearnsha@arm.com>
10513         * config/arm/parsecpu.awk (profile): Parse new keyword in an arch
10514         context.
10515         (gen_comm_data): Emit architectural setting of arch_prof.
10516         * config/arm/arm-cpus.in (armv6-m, armv6s-m, armv7-a, armv7ve): Set the
10517         profile.
10518         (armv7-r, armv7-m, armv7e-m, armv8-a, armv8.1-a, armv8.2-a): Likewise.
10519         (armv8-m.base, armv8-m.main): Likewise.
10520         * arm-protos.h (arm_build_target): Add profile field.
10521         (arch_option): Likewise.
10522         * config/arm/arm.c (arm_configure_build_target): Copy the profile to
10523         the active target.
10524         * config/arm/arm.h (TARGET_ARM_ARCH_PROFILE): Use
10525         arm_active_target.profile.
10527 2017-06-28  Richard Biener  <rguenther@suse.de>
10529         PR middle-end/81227
10530         * fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not
10531         TYPE_OVERFLOW_WRAPS.
10532         * match.pd (negate_expr_p): Likewise.
10533         * tree-ssa-reassoc.c (optimize_range_tests_diff): Use
10534         fold_build2, not fold_binary.
10536 2017-06-28  Wilco Dijkstra  <wdijkstr@arm.com>
10538         * config/aarch64/aarch64 (aarch64_expand_mov_immediate):
10539         Convert memory address to Pmode.
10540         (aarch64_print_operand): Assert MEM operands are always Pmode.
10542 2017-06-28  Wilco Dijkstra  <wdijkstr@arm.com>
10544         PR target/79665
10545         * config/arm/aarch-common.c (arm_no_early_alu_shift_dep):
10546         Remove redundant if.
10547         (aarch_forward_to_shift_is_not_shifted_reg): Remove.
10548         * config/arm/aarch-common-protos.h
10549         (aarch_forward_to_shift_is_not_shifted_re): Remove.
10550         * config/arm/cortex-a53.md: Use arm_no_early_alu_shift_dep in bypass.
10552 2017-06-28  Michael Meissner  <meissner@linux.vnet.ibm.com>
10554         PR ipa/81238
10555         * multiple_target.c (create_dispatcher_calls): Set the default
10556         clone to be static, not public.
10558 2017-06-28  Richard Biener  <rguenther@suse.de>
10560         * tree-vect-loop.c (vectorizable_reduction): Move special
10561         cond reduction IV var creation ...
10562         (vect_create_epilog_for_reduction): ... here.  Remove induction_index
10563         parameter.  Use STMT_VINFO_VECTYPE.
10564         * tree-vect-slp.c (vect_get_constant_vectors): Properly reset
10565         constant_p.
10567 2017-06-28  Martin Liska  <mliska@suse.cz>
10569         PR ipa/81128
10570         * ipa-visibility.c (non_local_p): Handle visibility.
10572 2017-06-28  Martin Liska  <mliska@suse.cz>
10574         PR driver/79659
10575         * common.opt: Add IntegerRange to various options.
10576         * opt-functions.awk (integer_range_info): New function.
10577         * optc-gen.awk: Add integer_range_info to cl_options struct.
10578         * opts-common.c (decode_cmdline_option): Handle
10579         CL_ERR_INT_RANGE_ARG.
10580         (cmdline_handle_error): Likewise.
10581         * opts.c (print_filtered_help): Show valid interval in
10582         when --help is provided.
10583         * opts.h (struct cl_option): Add range_min and range_max fields.
10584         * config/i386/i386.opt: Add IntegerRange for -mbranch-cost.
10586 2017-06-28  Marc Glisse  <marc.glisse@inria.fr>
10588         * match.pd ((X & ~Y) | (~X & Y)): Generalize to + and ^.
10589         (x * C EQ/NE y * C): New transformation.
10591 2017-06-28  Christophe Lyon  <christophe.lyon@linaro.org>
10593         * genmultilib (combination_space): Accept '+' in option names.
10595 2017-06-28  Martin Liska  <mliska@suse.cz>
10597         PR sanitizer/81224
10598         * asan.c (instrument_derefs): Bail out inner references
10599         that are hard register variables.
10601 2017-06-28  Jakub Jelinek  <jakub@redhat.com>
10603         PR target/81175
10604         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin
10605         rather than def_builtin_pure for __builtin_ia32_gatherpf*.
10607 2017-06-28  Richard Biener  <rguenther@suse.de>
10609         * tree-vectorizer.h (vect_get_vec_defs): Remove.
10610         (vect_get_slp_defs): Adjust.
10611         * tree-vect-loop.c (get_initial_defs_for_reduction): Split
10612         out from ...
10613         * tree-vect-slp.c (vect_get_constant_vectors): ... here and
10614         simplify.
10615         * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
10616         get_initial_defs_for_reduction instead of vect_get_vec_defs.
10617         (vectorizable_reduction): Adjust.
10618         * tree-vect-slp.c (vect_get_constant_vectors): Remove reduction
10619         handling.
10620         (vect_get_slp_defs): Likewise.
10621         * tree-vect-stmts.c (vect_get_vec_defs): Make static and adjust.
10622         (vectorizable_bswap): Adjust.
10623         (vectorizable_call): Likewise.
10624         (vectorizable_conversion): Likewise.
10625         (vectorizable_assignment): Likewise.
10626         (vectorizable_shift): Likewise.
10627         (vectorizable_operation): Likewise.
10628         (vectorizable_store): Likewise.
10629         (vectorizable_condition): Likewise.
10630         (vectorizable_comparison): Likewise.
10632 2017-06-28  Michael Collison  <michael.collison@arm.com>
10634         PR target/68535
10635         * config/arm/arm.c (gen_ldm_seq): Remove last unnecessary
10636         set of base_reg
10637         (arm_gen_movmemqi): Removed unused variable 'i'.
10638         Convert 'for' loop into 'while' loop.
10639         (arm_expand_prologue): Remove last unnecessary set of insn.
10640         (thumb_pop): Remove unused variable 'pushed_words'.
10641         (thumb_exit): Remove last unnecessary set of regs_to_pop.
10643 2017-06-28  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
10645         * config/s390/predicates.md: Use s390_rel_address_ok_p.
10646         * config/s390/s390-protos.h: Add prototype of
10647         s390_rel_address_ok_p.
10648         * config/s390/s390.c (s390_got_symbol): New function.
10649         (s390_rel_address_ok_p): New function.
10650         (legitimize_pic_address): Use s390_rel_address_ok_p.
10651         (s390_load_got): Use s390_got_symbol.
10652         (s390_option_override): Issue error if
10653         -mno-pic-data-is-text-relative is used without -fpic/-fPIC.
10654         * config/s390/s390.h (TARGET_DEFAULT_PIC_DATA_IS_TEXT_RELATIVE):
10655         New macro.
10656         * config/s390/s390.opt: New option mpic-data-is-text-relative.
10658 2017-06-27  Andrew Pinski  <apinski@cavium.com>
10660         * match.pd (X >/>=/</<= 0 ? 1.0 : -1.0): New patterns.
10661         (X * copysign (1.0, X)): New pattern.
10662         (X * copysign (1.0, -X)): New pattern.
10663         (copysign (-1.0, CST)): New pattern.
10665 2017-06-27  Joseph Myers  <joseph@codesourcery.com>
10667         * genmultilib (combination_space): Remove variable.
10668         Validate reuse rules against regular expression for any sequence
10669         of multilib options in any order.
10671 2017-06-27  Michael Collison  <michael.collison@arm.com>
10673         * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Directly
10674         call aarch64_split_simd_combine.
10675         * (aarch64_combine_internal<mode>): Delete pattern.
10676         * config/aarch64/aarch64.c (aarch64_split_simd_combine):
10677         Allow register and subreg operands.
10679 2017-06-27  Jerome Lambourg  <lambourg@adacore.com>
10681         * config/i386/vxworks.h (ASM_SPEC): Remove definition. No target
10682         specific need, just fallback on defaults.
10683         (ASM_OUTPUT_ALIGNED_BSS): Add #undef before #define.
10685 2017-06-27  Jerome Lambourg  <lambourg@adacore.com>
10686             Olivier Hainque  <hainque@adacore.com>
10688         * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Pick distinct
10689         map for 64bits.
10690         (TARGET_OS_CPP_BUILTINS): builtin_define CPU to X86_64 for 64bit
10691         targets. Pick a default if no particular attempt applied.
10692         (STACK_CHECK_PROTECT): Double for 64bit targets, which have
10693         larger contexts.
10695 2017-06-27  Jerome Lambourg  <lambourg@adacore.com>
10697         * config.gcc (i*86-wrs-vxworks7): Handle new acceptable triplet.
10698         (x86_64-wrs-vxworks7): Likewise.
10700 2017-06-27  Marek Polacek  <polacek@redhat.com>
10702         PR sanitizer/81223
10703         * ubsan.c (instrument_null): Check get_base_address's result for null.
10705 2017-06-27  Marc Glisse  <marc.glisse@inria.fr>
10707         * match.pd ((A+-B)+(C-A), (A+B)-(A-C)): New transformations.
10709 2017-06-27  Marc Glisse  <marc.glisse@inria.fr>
10711         * builtin-types.def (BT_FENV_T_PTR, BT_CONST_FENV_T_PTR,
10712         BT_FEXCEPT_T_PTR, BT_CONST_FEXCEPT_T_PTR): New primitive types.
10713         (BT_FN_INT_FENV_T_PTR, BT_FN_INT_CONST_FENV_T_PTR,
10714         BT_FN_INT_FEXCEPT_T_PTR_INT, BT_FN_INT_CONST_FEXCEPT_T_PTR_INT):
10715         New function types.
10716         * builtins.def (BUILT_IN_FECLEAREXCEPT, BUILT_IN_FEGETENV,
10717         BUILT_IN_FEGETEXCEPTFLAG, BUILT_IN_FEGETROUND,
10718         BUILT_IN_FEHOLDEXCEPT, BUILT_IN_FERAISEEXCEPT,
10719         BUILT_IN_FESETENV, BUILT_IN_FESETEXCEPTFLAG,
10720         BUILT_IN_FESETROUND, BUILT_IN_FETESTEXCEPT,
10721         BUILT_IN_FEUPDATEENV): New builtins.
10722         * tree-core.h (TI_FENV_T_PTR_TYPE, TI_CONST_FENV_T_PTR_TYPE,
10723         TI_FEXCEPT_T_PTR_TYPE, TI_CONST_FEXCEPT_T_PTR_TYPE): New entries.
10724         * tree.h (fenv_t_ptr_type_node, const_fenv_t_ptr_type_node,
10725         fexcept_t_ptr_type_node, const_fexcept_t_ptr_type_node): New
10726         macros.
10727         (builtin_structptr_types): Adjust size.
10728         * tree.c (builtin_structptr_types): Add four entries.
10730 2017-06-27  Jerome Lambourg  <lambourg@adacore.com>
10731             Olivier Hainque  <hainque@adacore.com>
10733         * config/vxworks.h (VXWORKS_LIB_SPEC): Incorporate ...
10734         (TLS_SYM): New local macro, forcing reference to __tls__ on
10735         link command lines for VxWorks 7 RTPs, triggering initialization
10736         of tlsLib.
10737         (VXWORKS_HAVE_TLS): New macro. State whether the target VxWorks
10738         OS features TLS support, true for RTPs on VxWorks 7.
10739         * config/vxworks.c (vxworks_override_options): Setup emutls
10740         accordingly.
10742 2017-06-27  Jakub Jelinek  <jakub@redhat.com>
10744         * predict.c (test_prediction_value_range): Use -1U instead of -1
10745         to avoid narrowing conversion warning.
10746         * dumpfile.c (dump_options): Wrap all value into dump_flags_t cast
10747         to avoid narrowing conversion warning.
10748         * opt-functions.awk (var_ref): Return (unsigned short) -1 instead of
10749         -1.
10750         * optc-gen.awk (END): Expect (unsigned short) -1 instead of -1.
10752 2017-06-27  Jerome Lambourg  <lambourg@adacore.com>
10754         * config/vxworks.h (VXWORKS_LIBS_RTP): Alternative definition for
10755         64bit configurations.
10756         (PTR_DIFF_TYPE): Alternative definition for TARGET_LP64.
10757         (SIZE_TYPE): Likewise.
10758         * config/vxworks.c (vxworks_emutls_var_fields): Use
10759         long_unsigned_type_node instead of unsigned_type_node as the offset
10760         field type, which is "pointer" mode in emutls.c.
10762 2017-06-27  Jakub Jelinek  <jakub@redhat.com>
10764         PR sanitizer/81209
10765         * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.
10767         PR middle-end/81207
10768         * gimple-fold.c (replace_call_with_call_and_fold): Handle
10769         gimple_vuse copying separately from gimple_vdef copying.
10771 2017-06-27  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
10773         * value-prof.c (free_hist): Remove call to memset and the enclosing if
10774         condition.
10776 2017-06-26  Jerome Lambourg  <lambourg@adacore.com>
10777             Olivier Hainque  <hainque@adacore.com>
10779         * config.gcc (*-*-vxworks*): Add TARGET_VXWORKS7=1 to tm_defines
10780         for all vxworks7 targets.
10781         * config/vxworks.h (TARGET_VXWORKS7): If not defined, define to 0.
10782         (VXWORKS_ADDITIONAL_CPP_SPEC): Alternative definition for VXWORKS7.
10783         (VXWORKS_LIBS_RTP, VXWORKS_LIBS_RTP_DIR): New macros, allowing
10784         variations for VX6/VX7 and 32/64bits later on in ...
10785         (VXWORKS_LIB_SPEC): Leverage new macros.
10786         (VXWORKS_OS_CPP_BUILTINS): Define _VSB_CONFIG_FILE for VXWORKS7,
10787         as well as _ALLOW_KEYWORD_MACROS when "inline" is not a keyword.
10789 2017-06-26  Jerome Lambourg  <lambourg@adacore.com>
10791         * config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): builtin_define
10792         _VX_TOOL_FAMILY and _VX_TOOL to gnu.
10794 2017-06-26  Carl Love  <cel@us.ibm.com>
10796         * config/rs6000/rs6000-c.c: Add support for built-in functions
10797         vector bool char vec_reve (vector bool char);
10798         vector signed char vec_reve (vector signed char);
10799         vector unsigned char vec_reve (vector unsigned char);
10800         vector bool int vec_reve (vector bool int);
10801         vector signed int vec_reve (vector signed int);
10802         vector unsigned int vec_reve (vector unsigned int);
10803         vector bool long long vec_reve (vector bool long long);
10804         vector signed long long vec_reve (vector signed long long);
10805         vector unsigned long long vec_reve (vector unsigned long long);
10806         vector bool short vec_reve (vector bool short);
10807         vector signed short vec_reve (vector signed short);
10808         vector double vec_reve (vector double);
10809         vector float vec_reve (vector float);
10810         * config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI,
10811         VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin.
10812         * config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC.
10813         (altivec_vreve): New pattern.
10814         * config/rs6000/altivec.h (vec_reve): New define.
10815         * doc/extend.texi (vec_rev): Update the built-in documentation file
10816         for the new built-in functions.
10818 2016-06-26  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
10820         PR tree-optimization/71815
10821         * gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New
10822         function.
10823         (find_basis_for_candidate): Call uses_consumed_by_stmt rather than
10824         has_single_use.
10825         (slsr_process_phi): Likewise.
10826         (replace_uncond_cands_and_profitable_phis): Don't replace a
10827         multiply candidate with a stride of 1 (copy or cast).
10828         (phi_incr_cost): Call uses_consumed_by_stmt rather than
10829         has_single_use.
10830         (lowest_cost_path): Likewise.
10831         (total_savings): Likewise.
10833 2017-06-26  Richard Biener  <rguenther@suse.de>
10835         PR target/81175
10836         * config/i386/i386.c (ix86_init_mmx_sse_builtins):
10837         Use def_builtin_pure for all gather builtins.
10839 2017-06-26  Richard Biener  <rguenther@suse.de>
10841         PR tree-optimization/81203
10842         * tree-tailcall.c (find_tail_calls): Do not move stmts into
10843         non-dominating BBs.
10845 2017-06-26  Marek Polacek  <polacek@redhat.com>
10847         PR c/80116
10848         * doc/invoke.texi: Document -Wmultistatement-macros.
10850 2017-06-26  Christophe Lyon  <christophe.lyon@linaro.org>
10852         * doc/sourcebuild.texi (ARM-specific attributes): Document new
10853         arm_neon_ok_no_float_abi effective target.
10855 2017-06-26  Richard Biener  <rguenther@suse.de>
10857         PR tree-optimization/80928
10858         * cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag.
10859         (copy_bbs): Set BB_DUPLICATED flag early.
10860         (execute_on_growing_pred): Do not execute for BB_DUPLICATED
10861         marked blocks.
10862         (execute_on_shrinking_pred): Likewise.
10863         * tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in
10864         BB_DUPLICATED blocks.
10865         * tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly
10866         iterate over all PHIs considering removal of *gsi.
10868 2017-06-23  Jim Wilson  <jim.wilson@linaro.org>
10870         * doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and
10871         qdf24xx.
10873 2017-06-23  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
10875         * config/rs6000/rs6000-string.c: (expand_block_clear,
10876         do_load_for_compare, select_block_compare_mode,
10877         compute_current_alignment, expand_block_compare,
10878         expand_strncmp_align_check, expand_strn_compare,
10879         expand_block_move, rs6000_output_load_multiple)
10880         Move functions related to string/block move/compare
10881         to a separate file.
10882         * config/rs6000/rs6000.c: Move above functions to rs6000-string.c.
10883         * config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype
10884         for this function which is now used in two files.
10885         * config/rs6000/t-rs6000: Add rule to compile rs6000-string.o.
10886         * config.gcc: Add rs6000-string.o to extra_objs for
10887         targets powerpc*-*-* and rs6000*-*-*.
10889 2017-06-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
10891         PR target/80510
10892         * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
10893         32-bit, since indexed is not valid for DImode.
10894         (mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
10895         3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
10896         (define_peephole2 for Altivec d-form load): Add 32-bit support.
10897         (define_peephole2 for Altivec d-form store): Likewise.
10899         PR ipa/81185
10900         * multiple_target.c (create_dispatcher_calls): Only create the
10901         dispatcher call if the function is the default clone of a
10902         versioned function.
10904 2017-06-23  Segher Boessenkool  <segher@kernel.crashing.org>
10906         PR middle-end/80902
10907         * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
10908         a call, force the call to not be a tail call.
10910 2017-06-23  Jeff Law  <law@redhat.com>
10912         * doc/contrib.texi: Add entry for Steven Pemberton's work on
10913         enquire.
10915 2017-06-23  Will Schmidt  <will_schmidt@vnet.ibm.com>
10917         * config/rs6000/rs6000.c: Add include of ssa-propagate.h for
10918         update_call_from_tree().  (rs6000_gimple_fold_builtin): Add
10919         handling for early expansion of vector shifts (sl,sr,sra,rl).
10920         (builtin_function_type): Add vector shift right instructions
10921         to the unsigned argument list.
10923 2017-06-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>
10925         rtl-optimizatoin/79286
10926         * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
10927         * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
10928         trap.  PIC register plus a const unspec without offset can never trap.
10930 2017-06-23  Marc Glisse  <marc.glisse@inria.fr>
10932         * tree.h (builtin_structptr_type): New type.
10933         (builtin_structptr_types): Declare new array.
10934         * tree.c (builtin_structptr_types): New array.
10935         (free_lang_data, build_common_tree_nodes): Use it.
10937 2017-06-23  Jonathan Wakely  <jwakely@redhat.com>
10939         PR c++/81187
10940         * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
10941         -Wnoexcept.
10943 2017-06-22  Matt Turner  <mattst88@gmail.com>
10945         * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
10946         Lake models to skylake case.  Assume skylake for unknown
10947         models with clflushopt.
10949 2017-06-22  Jeff Law  <law@redhat.com>
10951         * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
10952         frame sizes that do not satisfy aarch64_uimm12_shift.
10954 2017-06-22  Jan Hubicka <hubicka@ucw.cz>
10956         * profile-count.h (apply_probability,
10957         apply_scale, probability_in): Fix checks for zero.
10959 2017-06-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10961         * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
10962         * doc/cppdiropts.texi (-I @var{dir}): Document it.
10964 2016-06-22  Richard Biener  <rguenther@suse.de>
10966         * tree-vect-loop.c (vect_model_reduction_cost): Handle
10967         COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
10968         REDUC_MAX_EXPR support.
10969         (vectorizable_reduction): Likewise.
10970         (vect_create_epilog_for_reduction): Likewise.
10972 2017-06-22  James Greenhalgh  <james.greenhalgh@arm.com>
10974         * match.pd (A / (1 << B) -> A >> B): New.
10975         * generic-match-head.c: Include optabs-tree.h.
10976         * gimple-match-head.c: Likewise.
10977         * optabs-tree.h (target_supports_op_p): New.
10978         * optabs-tree.c (target_supports_op_p): New.
10980 2017-06-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10982         * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
10983         $gcc_cv_ld --help output.
10984         (gcc_cv_ld_demangle): Likewise.
10985         (gcc_cv_ld_eh_frame_hdr): Likewise.
10986         (gcc_cv_ld_pie): Likewise.
10987         (gcc_cv_ld_as_needed): Likewise.  Prefer native forms unless $gnu_ld.
10988         (gcc_cv_ld_buildid): Likewise.
10989         (gcc_cv_ld_sysroot): Likewise.
10990         (ld_bndplt_support): Likewise.
10991         (ld_pushpopstate_support): Likewise.
10992         * configure: Regenerate.
10993         * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.
10995 2017-06-21  Jakub Jelinek  <jakub@redhat.com>
10997         PR target/81151
10998         * config/i386/sse.md (round<mode>2): Renumber match_dup and
10999         operands indexes to avoid gap between operands and match_dups.
11001 2017-06-21  Andrew Pinski  <apinski@cavium.com>
11003         * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
11004         Increment Arith_shift and Arith_shift_reg by 1.
11005         * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
11006         New tuning flag.
11007         * config/aarch64/aarch64.c (thunderx_tunings): Enable
11008         AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
11009         (aarch64_strip_extend): Add new argument and test for it.
11010         (aarch64_cheap_mult_shift_p): New function.
11011         (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
11012         add a cost if it is true.
11013         Update calls to aarch64_strip_extend.
11014         (aarch64_rtx_costs): Update calls to aarch64_strip_extend.
11016 2017-06-21  Andrew Pinski  <apinski@cavium.com>
11018         * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
11019         tunings.
11020         (thunderxt88): Likewise.
11021         * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
11022         (thunderx_prefetch_tune): New variable.
11023         (thunderx2t99_prefetch_tune): Update for the correct values.
11024         (thunderxt88_tunings): New variable.
11025         (thunderx_tunings): Use thunderx_prefetch_tune instead of
11026         generic_prefetch_tune.
11027         (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.
11029 2017-06-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
11031         * config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
11032         SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
11033         (aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
11034         (aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
11035         (aarch64_atomic_cas<mode>, GPI): Likewise.
11037 2017-06-21  Martin Liska  <mliska@suse.cz>
11039         * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
11040         statements on cold and hot labels.
11041         * predict.c (tree_estimate_probability_bb): Remove the
11042         prediction from this place.
11044 2017-06-21  Martin Liska  <mliska@suse.cz>
11046         PR tree-optimization/79489
11047         * gimplify.c (maybe_add_early_return_predict_stmt): New
11048         function.
11049         (gimplify_return_expr): Call the function.
11050         * predict.c (tree_estimate_probability_bb): Remove handling
11051         of early return.
11052         * predict.def: Update comment about early return predictor.
11053         * gimple-predict.h (is_gimple_predict): New function.
11054         * predict.def: Change default value of early return to 66.
11055         * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
11056         statements.
11057         * passes.def: Put pass_strip_predict_hints to the beginning of
11058         IPA passes.
11060 2017-06-21  Pierre-Marie de Rodat  <derodat@adacore.com>
11062         * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
11063         FUNCTION_DECL declarations.
11064         (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
11065         declarations.
11066         (dwaf2out_decl): Likewise.
11067         * godump.c (go_early_global_decl): Skip call to the real debug hook
11068         for FUNCTION_DECL declarations.
11069         * passes.c (rest_of_decl_compilation): Skip call to the
11070         early_global_decl debug hook for FUNCTION_DECL declarations, unless
11071         -fdump-go-spec is passed.
11073 2017-06-21  Marc Glisse  <marc.glisse@inria.fr>
11075         * config/i386/i386.c (struct builtin_isa): New field pure_p.
11076         Reorder for compactness.
11077         (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
11078         (def_builtin_pure, def_builtin_pure2): New functions.
11079         (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.
11081 2017-06-21  Marc Glisse  <marc.glisse@inria.fr>
11083         * match.pd (nop_convert): New predicate.
11084         ((A +- CST1) +- CST2): Allow some NOP conversions.
11086 2017-06-21  Jakub Jelinek  <jakub@redhat.com>
11088         PR c++/81130
11089         * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
11090         with ctors/dtors if GOVD_SHARED is set.
11092 2017-06-21  Wilco Dijkstra  <wdijkstr@arm.com>
11094         * config/aarch64/aarch64.md (movti_aarch64):
11095         Emit mov rather than orr.
11096         (movtf_aarch64): Likewise.
11097         * config/aarch64/aarch64-simd.md (aarch64_simd_mov):
11098         Emit mov rather than orr.
11100 2017-06-21  Wilco Dijkstra  <wdijkstr@arm.com>
11102         * config/aarch64/aarch64-simd.md (aarch64_simd_dup):
11103         Swap alternatives, make integer dup more expensive.
11105 2017-06-21  Wilco Dijkstra  <wdijkstr@arm.com>
11107         * config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
11108         Return true for non-tls symbols.
11110 2017-06-21  James Greenhalgh  <james.greenhalgh@arm.com>
11112         * config/aarch64/aarch64-cores.def (cortex-a55): New.
11113         (cortex-a75): Likewise.
11114         (cortex-a75.cortex-a55): Likewise.
11115         * config/aarch64/aarch64-tune.md: Regenerate.
11116         * doc/invoke.texi (-mtune): Document new values for -mtune.
11118 2017-06-21  Tom de Vries  <tom@codesourcery.com>
11120         * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
11121         stack_size feature.
11122         (Effective-Target Keywords, Other attributes): Suggest using
11123         dg-add-options stack_size feature to get stack limit in stack_size
11124         effective target documentation.
11126 2017-06-21  Julian Brown  <julian@codesourcery.com>
11127             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
11129         * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
11130         (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
11131         * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
11132         reservation.
11133         * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
11134         attribute type list for neon_multiply.
11135         * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
11136         attribute type list for neon_multiply.
11137         * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
11138         * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
11139         attribute type list for neon_multiply.
11140         * config/arm/types.md (crypto_pmull): Add.
11141         * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
11142         attribute type list.
11144 2017-06-20  Andreas Tobler  <andreast@gcc.gnu.org>
11146         * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
11147         arm1176jzf-s.
11149 2017-06-20  Jakub Jelinek  <jakub@redhat.com>
11151         * ira-costs.c (find_costs_and_classes): Initialize cost_classes later
11152         to make sure not to dereference a NULL cost_classes_ptr pointer.
11154 2017-06-20  Carl Love  <cel@us.ibm.com>
11156         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11157         ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
11158         ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
11159         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
11160         builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
11161         * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
11162         VMULOSW): New enum "unspec" values.
11163         (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
11164         vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
11165         altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
11166         altivec_vmulosw): New patterns.
11167         * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
11168         VMULOSW): Add definitions.
11170 2017-06-20  Julia Koval  <julia.koval@intel.com>
11172         * config/i386/i386.c: Fix rounding expand for new pattern.
11173         * config/i386/subst.md: Fix pattern (parallel -> unspec).
11175 2017-06-20  James Greenhalgh  <james.greenhalgh@arm.com>
11177         * config/aarch64/aarch64-option-extensions.def (rcpc): New.
11178         * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
11180 2017-06-20  James Greenhalgh  <james.greenhalgh@arm.com>
11182         * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
11183         feature string.
11185 2017-06-20  James Greenhalgh  <james.greenhalgh@arm.com>
11187         * config/aarch64/aarch64-cores.def: Rearrange to sort by
11188         architecture, then by implementer ID.
11189         * config/aarch64/aarch64-tune.md: Regenerate.
11191 2017-06-20  Richard Biener  <rguenther@suse.de>
11193         PR middle-end/81097
11194         * fold-const.c (split_tree): Fold to type before negating.
11196 2017-06-20  David Malcolm  <dmalcolm@redhat.com>
11198         * diagnostic-show-locus.c
11199         (selftest::test_fixit_deletion_affecting_newline): New function.
11200         (selftest::diagnostic_show_locus_c_tests): Call it.
11202 2017-06-20  Andreas Schwab  <schwab@suse.de>
11204         PR target/80970
11205         * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
11206         instead of "+d".
11208 2017-06-20  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
11210         * config/arm/arm-c.c (arm_cpu_builtins): New block to define
11211         __ARM_FEATURE_COPROC according to support.
11213 2017-06-20  Jakub Jelinek  <jakub@redhat.com>
11215         * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
11216         Rewritten to avoid overflow for > 32-bit pointers.
11218         PR sanitizer/81125
11219         * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
11220         by removing enum keyword.
11221         (ubsan_type_descriptor): Likewise.  Formatting fix.
11223         PR target/81121
11224         * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
11225         splitter): Require TARGET_SSE2 in the condition.
11227 2017-06-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
11229         PR target/79799
11230         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
11231         for doing vector set of SFmode on ISA 3.0.
11232         * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
11233         (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
11234         element.
11235         (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
11236         SFmode value into a V4SF variable that was extracted from another
11237         V4SF variable without converting the element to double precision
11238         and back to single precision vector format.
11239         (vsx_insert_extract_v4sf_p9_2): Likewise.
11241 2017-06-19  Jakub Jelinek  <jakub@redhat.com>
11243         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
11244         in UWHI to avoid undefined overflow.
11246         PR sanitizer/81125
11247         * ubsan.h (enum ubsan_encode_value_phase): New.
11248         (ubsan_encode_value): Change second argument to
11249         enum ubsan_encode_value_phase with default value of
11250         UBSAN_ENCODE_VALUE_GENERIC.
11251         * ubsan.c (ubsan_encode_value): Change second argument to
11252         enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
11253         adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
11254         create_tmp_var_raw instead of create_tmp_var and use a
11255         TARGET_EXPR.
11256         (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
11257         instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
11258         ubsan_encode_value callers.
11260         PR sanitizer/81111
11261         * ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
11262         use create_tmp_var_raw instead of create_tmp_var, mark it addressable
11263         just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.
11265 2017-06-19  Richard Biener  <rguenther@suse.de>
11267         PR middle-end/81118
11268         * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
11269         estimates if we changed anything.
11271 2017-06-19  Richard Biener  <rguenther@suse.de>
11273         PR tree-optimization/80887
11274         * tree-ssa-sccvn.c (mprts_hook_cnt): New global.
11275         (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
11276         simplified lookups, then reset mprts_hook.
11277         (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
11278         simplifying.
11279         (try_to_simplify): Likewise.
11281 2017-06-19  Martin Liska  <mliska@suse.cz>
11283         PR sanitizer/80879
11284         * gimplify.c (gimplify_switch_expr):
11285         Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.
11287 2017-06-19  Martin Liska  <mliska@suse.cz>
11289         * doc/install.texi: Document that PGO runs in 4 stages.
11291 2017-06-19  Martin Liska  <mliska@suse.cz>
11293         PR ipa/80732
11294         * attribs.c (make_dispatcher_decl): Do not append '.ifunc'
11295         to dispatcher function name.
11296         * multiple_target.c (replace_function_decl): New function.
11297         (create_dispatcher_calls): Redirect both edges and references.
11299 2017-06-19  Jan Hubicka <hubicka@ucw.cz>
11301         * profile-count.c (profile_count::dump): Dump quality.
11302         (profile_count::differs_from_p): Update for unsigned val.
11303         * profile-count.h (profile_count_quality): New enum.
11304         (profile_count): Turn m_val to 62bit unsigned, add quality tracking.
11306 2017-06-19  Richard Biener  <rguenther@suse.de>
11308         * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
11309         struct function as arg.
11310         (estimate_numbers_of_iterations): Export overload with loop arg.
11311         (free_numbers_of_iterations_estimates_loop): Use an overload of
11312         free_numbers_of_iterations_estimates instead.
11313         * tree-cfg.c (remove_bb): Adjust.
11314         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
11315         * tree-parloops.c (gen_parallel_loop): Likewise.
11316         * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
11317         Likewise.
11318         (tree_unroll_loops_completely): Likewise.
11319         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
11320         Use an overload instead and export.
11321         (estimated_loop_iterations): Adjust.
11322         (max_loop_iterations): Likewise.
11323         (likely_max_loop_iterations): Likewise.
11324         (estimate_numbers_of_iterations): Take struct function as arg
11325         and adjust.
11326         (loop_exits_before_overflow): Adjust.
11327         (free_numbers_of_iterations_estimates_loop): Use an overload.
11328         * tree-vect-loop.c (vect_analyze_loop_form): Adjust.
11329         * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.
11331 2017-06-19  Richard Biener  <rguenther@suse.de>
11333         PR ipa/81112
11334         * ipa-prop.c (find_constructor_constant_at_offset): Handle
11335         RANGE_EXPR conservatively.
11337 2017-06-16  Carl Love  <cel@us.ibm.com>
11339         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11340         definitions for vec_float, vec_float2, vec_floato,
11341         vec_floate built-ins.
11342         * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
11343         for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
11344         floate.
11345         * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
11346         FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
11347         UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
11348         * config/altivec.md (define_insn "p8_vmrgew_<mode>",
11349         define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
11350         * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
11351         vec_floato): Add builtin defines.
11352         * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
11353         Update the built-in documentation file for the new built-in
11354         functions.
11356 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11358         * config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
11359         (mthumb): Mark as the negative of -marm.
11361 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11363         * doc/invoke.texi (ARM Options, -mcpu): Document supported
11364         extension options.
11365         (ARM Options, -mtune): Document that this accepts the same
11366         extension options as -mcpu.
11367         (ARM Options, -mfpu): Document addition of -mfpu=auto.
11369 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11371         * doc/invoke.texi (ARM Options, -march=): Document new syntax and
11372         permitted extensions.
11374 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11376         * config/arm/arm-cpus.in (armv7): Add extension +nofp.
11377         (armv7-r): Add aliases vfpv3xd and vfpv3-d16.
11378         (armv8-m.main): Add option +nodsp.
11379         * config/arm/arm-cpu-cdata.h: Regenerated.
11381 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11383         * config/arm/t-fuchsia: New file.
11384         * config.gcc (arm*-*-fuchsia*): Use it.
11386 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11388         * config/arm/t-symbian: Rewrite for new option infrastructure.
11390 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11392         * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
11393         (MULTILIB_REQUIRED): Likewise.
11395 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11397         * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
11398         (MULTILIB_RESUE): Likewise.
11399         (MULTILIB_MATCHES): Likewise.
11400         (MULTLIB_REQUIRED): Likewise.
11402 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11404         * config/arm/t-rtems: Rewrite for new option framework.
11406 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11408         * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
11409         (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
11410         (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
11411         (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
11412         * config/arm/t-multilib: ... here.
11413         (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
11414         (MULTILIB_MATCHES): Use armv7 libraries for armv7-r.  Also use for
11415         armv7-a and armv8*-a when A-profile libraries have not been built.
11416         * config/arm/t-rmprofile: Rewrite.
11418 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11420         * genmultilib (multilib_reuse): Allow an explicit period to be escaped
11421         with a backslash.  Remove the backslash after substituting unescaped
11422         periods.
11423         * doc/fragments.texi (MULTILIB_REUSE): Document it.
11425 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11427         * config.gcc: (arm*-*-*): When building a-profile libraries, force
11428         the driver to pass through the default setting of -mfloat-abi.
11429         * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
11430         rather than NULL.
11431         * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
11432         (all_feat_combs): New rule.
11433         (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories.  Rework
11434         default libraries.
11435         * config/arm/t-aprofile: Rewrite.
11437 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11439         * config/arm/arm.h (FPUTYPE_AUTO): Define.
11440         * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
11441         fpu is not specified by the user/command-line.
11442         * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
11443         * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
11444         * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
11445         * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
11446         * common/config/arm/arm-common.c (arm_canon_arch_option): Use
11447         FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.
11449 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11451         * config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
11452         * config/arm/t-arm-elf: Rewritten.
11454 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11456         * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
11457         have some floating-point instructions.
11458         (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
11459         (TARGET_MAYBE_HARD_FLOAT): New macro.
11460         * config/arm/arm-builtins.c (arm_init_builtins): Use
11461         TARGET_MAYBE_HARD_FLOAT.
11462         * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.
11464 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11466         * common/config/arm/arm-common.c: Define INCLUDE_LIST.
11467         (configargs.h): Include it.
11468         (arm_print_hint_for_fpu_option): New function.
11469         (arm_parse_fpu_option): New function.
11470         (candidate_extension): New class.
11471         (arm_canon_for_multilib): New function.
11472         * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
11473         (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
11474         (ARCH_CANONICAL_SPECS): New macro.
11475         (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.
11477 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11479         * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
11480         are set after handling multilib fragments.  Set target_cpu_default2
11481         from with_cpu.
11483 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11485         * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
11486         cpu name.
11487         (arm*-*-*): Set target_cpu_default2 to a quoted string.
11488         * config/arm/parsecpu.awk (check_cpu): Validate any extension
11489         options.
11490         (check_arch): Likewise.
11491         * config/arm/arm.c (arm_configure_build_target): Handle
11492         TARGET_CPU_DEFAULT being a string constant.  Scan any feature
11493         options in the default.
11495 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11497         * config/arm/arm-protos.h (cpu_arch_extension): Add field to record
11498         when an option is an alias of another.
11499         * config/arm/parsecpu.awk (optalias): New parser token.
11500         (gen_comm_data): Mark non-alias options as such.  Emit entries
11501         for extension aliases.
11502         * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
11503         (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
11504         (armv6kz, armv6zk, armv6t2): Likewise.
11505         (armv7): Make vfpv3-d16 an alias.
11506         (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases.  Sort in
11507         canonical order.
11508         (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
11509         Sort in canonical order.
11510         (armv8-a): Sort in canonical order.
11511         (armv8.1-a, armv8.2-a):  Likewise.
11512         (generic-armv7-a): Make neon and neon-vfpv3 aliases.  Sort in
11513         canonical order.
11514         (cortex-a9): Sort in canonical order.
11515         * config/arm/arm.c (selftests.h): Include it.
11516         (arm_test_cpu_arch_data): New function.
11517         (arm_run_self_tests): New function.
11518         (TARGET_RUN_TARGET_SELFTESTS): Redefine.
11519         (targetm): Move declaration to the end of the file.
11520         * arm-cpu-cdata.h: Regenerated.
11522 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11524         * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
11525         call to target_mode_check describing the type of option passed.
11526         * common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
11527         (arm_target_thumb_only): Use arm_parse_arch_option_name or
11528         arm_parse_cpu_option_name to match parameters against list of
11529         available targets.
11530         * config/arm/parsecpu.awk (gen_comm_data): Don't generate
11531         arm_arch_core_flags data structure.
11532         * config/arm/arm-cpu_cdata.h: Regenerated.
11534 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11536         * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
11537         config/arm/arm.c.
11538         (arm_print_hint_for_cpu_option): Likewise.
11539         (arm_print_hint_for_arch_option): Likewise.
11540         (arm_parse_cpu_option_name): Likewise.
11541         (arm_parse_arch_option_name): Likewise.
11542         * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
11543         of entries in the all_fpus list.
11544         * config/arm/arm-protos.h (all_architectures, all_cores): Declare.
11545         (arm_parse_cpu_option_name): Declare.
11546         (arm_parse_arch_option_name): Declare.
11547         (arm_parse_option_features): Declare.
11548         (arm_intialize_isa): Declare.
11549         * config/arm/parsecpu.awk (gen_data): Move CPU and architecture
11550         data tables to ...
11551         (gen_comm_data): ... here.  Make definitions non-static.
11552         * config/arm/arm-cpu-data.h: Regenerated.
11553         * config/arm/arm-cpu-cdata.h: Regenerated.
11555 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11557         * config/arm/arm-protos.h (arm_build_target): Remove arch_core.
11558         (cpu_arch_extension): New structure.
11559         (cpu_arch_option, arch_option, cpu_option): New structures.
11560         * config/arm/parsecpu.awk (gen_headers): Build an enumeration of
11561         architecture types.
11562         (gen_data): Generate new format data tables.
11563         * config/arm/arm.c (cpu_tune): New structure.
11564         (cpu_option, processors): Delete.
11565         (arm_print_hint_for_core_or_arch): Delete.  Replace with ...
11566         (arm_print_hint_for_cpu_option): ... this and ...
11567         (arm_print_hint_for_arch_option): ... this.
11568         (arm_parse_arch_cpu_name): Delete.  Replace with ...
11569         (arm_parse_cpu_option_name): ... this and ...
11570         (arm_parse_arch_option_name): ... this.
11571         (arm_unrecognized_feature): Change type of target parameter to
11572         cpu_arch_option.
11573         (arm_parse_arch_cpu_features): Delete.  Replace with ...
11574         (arm_parse_option_features): ... this.
11575         (arm_configure_build_target): Rework to use new configuration data
11576         tables.
11577         (arm_print_tune_info): Rework for new configuration data tables.
11578         * config/arm/arm-cpu-data.h: Regenerated.
11579         * config/arm/arm-cpu.h: Regenerated.
11581 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11583         * Makefile.in (OBJS): Move sbitmap.o from here ...
11584         (OBJS-libcommon): ... to here.
11586 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11588         * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
11589         (ISA_ALL_CRYPTO): New macro.
11590         (ISA_ALL_SIMD): New macro
11591         (ISA_ALL_FP): New macro.
11592         * config/arm/arm.c (fpu_bitlist): Update initializer.
11593         * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
11594         simd or fp.
11595         (arm9e): Add fpu.  Add option for nofp
11596         (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
11597         (arm926ej-s, arm1026ej-s): Likewise.
11598         (generic-armv7-a): Add fpu.  Add options for simd, vfpv3, vfpv3-d16,
11599         vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
11600         neon-fp16, neon-vfpv4, nofp and nosimd.
11601         (cortex-a5, cortex-a7): Add fpu.  Add options for nosimd and nofp.
11602         (cortex-a8): Add fpu.  Add option for nofp.
11603         (cortex-a9): Add fpu.  Add options for nosimd and nofp.
11604         (cortex-a12, cortex-a15, cortex-a17): Add fpu.  Add option for nofp.
11605         (cortex-r4f): Add fpu.
11606         (cortex-r5): Add fpu.  Add options for nofp.dp and nofp.
11607         (cortex-r7): Use idiv option from architecture.  Add fpu.  Add option
11608         for nofp.
11609         (cortex-r8): Likewise.
11610         (cortex-m4): Add fpu.  Add option for nofp.
11611         (cortex-a15.cortex-a7): Add fpu.  Add option for nofp.
11612         (cortex-a17.cortex-a7): Likewise.
11613         (cortex-a32): Add fpu.  Add options for crypto and nofp.
11614         (cortex-a35, cortex-a53): Likewise.
11615         (cortex-a57): Add fpu.  Add option for crypto.
11616         (cortex-a72, cortex-a73): Likewise.
11617         (exynos-m1): Likewise.
11618         (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
11619         (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
11620         (cortex-m33): Add fpu.  Add option for nofp.
11621         * config/arm/arm-cpu-cdata.h: Regenerated
11622         * config/arm/arm-cpu-data.h: Regenerated.
11624 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11626         * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
11627         (armv5te, armv5tej): Likewise.
11628         (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
11629         (armv7): Add options fp and vfpv3-d16.
11630         (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
11631         vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
11632         nofp and nosimd.
11633         (armv7ve): Likewise.
11634         (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
11635         (armv7e-m): Add options fp, fpv5, fp.dp and nofp.
11636         (armv8-a): Add nocrypto option.
11637         (armv8.1-a, armv8.2-a): Likewise.
11638         (armv8-m.main): add options fp, fp.dp and nofp.
11640 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11642         * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
11643         nofp.
11644         (armv8-a+crc): Delete.
11645         (armv8.1-a): Add options simd, crypto and nofp.
11646         (armv8.2-a): Add options fp16, simd, crypto and nofp.
11647         (armv8.2-a+fp16): Delete.
11648         (armv8-m.main): Add option dsp.
11649         (armv8-m.main+dsp): Delete.
11650         (cortex-a8): Add fpu.  Add nofp option.
11651         (cortex-a9): Add fpu.  Add nofp and nosimd options.
11652         * config/arm/parsecpu.awk (gen_data): Generate option tables and
11653         link to main cpu and architecture data structures.
11654         (gen_comm_data): Only put isa attributes from the main architecture
11655         in common tables.
11656         (option): New statement for architecture and CPU entries.
11657         * arm.c (struct cpu_option): New structure.
11658         (struct processors): Add entry for options.
11659         (arm_unrecognized_feature): New function.
11660         (arm_parse_arch_cpu_name): Ignore any characters after the first
11661         '+' character.
11662         (arm_parse_arch_cpu_feature): New function.
11663         (arm_configure_build_target): Separate out any CPU and architecture
11664         features and parse separately.  Don't error out if -mfpu=auto is
11665         used with only an architecture string.
11666         (arm_print_asm_arch_directives): New function.
11667         (arm_file_start): Call it.
11668         * config/arm/arm-cpu-cdata.h: Regenerated.
11669         * config/arm/arm-cpu-data.h: Likewise.
11670         * config/arm/arm-tables.opt: Likewise.
11672 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11674         * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
11675         assembler when it is not -mfpu=auto.
11677 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11679         * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
11680         (ASM_REWRITE_SPEC_FUNCTIONS): New macro.
11681         (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
11682         (ASM_CPU_SPEC): Rewrite.
11683         (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
11684         (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef.  Use
11685         MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS.  Remove
11686         reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
11687         * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
11688         copied string is NUL-terminated.  Also strip any characters prefixed
11689         by '+'.
11690         (arm_rewrite_selected_arch): New function.
11691         (arm_rewrite_march): New function.
11693 2017-06-16  Richard Earnshaw  <rearnsha@arm.com>
11695         * config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
11696         (x_arm_cpu_string, x_arm_tune_string): Likewise.
11697         (march, mcpu, mtune): Convert to string-based options.
11698         * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
11699         (arm_parse_arch_cpu_name): New function.
11700         (arm_configure_build_target): Use arm_parse_arch_cpu_name to
11701         identify selected architecture or CPU.
11702         (arm_option_save): New function.
11703         (TARGET_OPTION_SAVE): Redefine.
11704         (arm_option_restore): Restore string options.
11705         (arm_option_print): Print string options.
11707 2017-06-16  Martin Sebor  <msebor@redhat.com>
11709         PR tree-optimization/80933
11710         PR tree-optimization/80934
11711         * builtins.c (fold_builtin_3): Do not handle bcmp here.
11712         * gimple-fold.c (gimple_fold_builtin_bcmp): New function.
11713         (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
11714         (gimple_fold_builtin): Call them.
11716 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
11718         * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
11719         as unlikely; update profile.
11721 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
11723         * predict.c (force_edge_cold): Handle declaring edges impossible
11724         more aggresively.
11726 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
11728         * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
11729         profile.
11730         (try_unroll_loop_completely): Fix reporting.
11732 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
11734         * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.
11736 2017-06-16  James Greenhalgh  <james.greenhalgh@arm.com>
11738         PR target/71778
11739         * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
11740         if given a non-constant argument for an intrinsic which requires a
11741         constant.
11743 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
11745         * profile.c (compare_freqs): New function.
11746         (branch_prob): Sort edge list.
11747         (find_spanning_tree): Assume that the list is priority sorted.
11749 2017-06-16  Richard Biener  <rguenther@suse.de>
11751         PR tree-optimization/81090
11752         * passes.def (pass_record_bounds): Remove.
11753         * tree-pass.h (make_pass_record_bounds): Likewise.
11754         * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
11755         make_pass_record_bounds): Likewise.
11756         * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
11757         not free niter estimates at the beginning but at the end.
11758         * tree-scalar-evolution.c (scev_finalize): Free niter estimates.
11760 2017-06-16  Richard Biener  <rguenther@suse.de>
11762         * tree-switch-conversion.c (emit_case_bit_tests): Adjust
11763         initializer to workaround ICE in host GCC 4.8.
11765 2017-06-16  Jan Hubicka  <hubicka@ucw.cz>
11767         * ipa-inline-transform.c (update_noncloned_frequencies): Update also
11768         counts.
11769         (clone_inlined_nodes): Update.
11771 2017-06-16  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
11773         * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
11774         prefetch settings, and enable prefetching by default at -O3.
11776 2017-06-16  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
11778         * config/aarch64/aarch64.c (aarch64_override_options_internal):
11779         Set flag_prefetch_loop_arrays according to tuning data.
11781 2017-06-16  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
11783         * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
11784         New tune structure.
11785         (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
11786         [Unrelated to main purpose of the patch] Place the pointer field last
11787         to enable type checking errors when tune structure are wrongly merged.
11788         * config/aarch64/aarch64.c (generic_prefetch_tune,)
11789         (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
11790         (thunderx2t99_prefetch_tune): New tune constants.
11791         (tune_params *_tunings): Update all tunings (no functional change).
11792         (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
11793         PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
11794         from tunings structures.
11796 2017-06-16  Jakub Jelinek  <jakub@redhat.com>
11798         PR sanitizer/81094
11799         * ubsan.c (instrument_null): Add T argument, use it instead
11800         of computing it based on IS_LHS.
11801         (instrument_object_size): Likewise.
11802         (pass_ubsan::execute): Adjust instrument_null and
11803         instrument_object_size callers to pass gimple_get_lhs or
11804         gimple_assign_rhs1 result to it.  Use instrument_null instead of
11805         calling get_base_address and instrument_mem_ref.  Handle
11806         aggregate call arguments for object-size sanitization.
11808 2017-06-16  Yury Gribov  <tetra2005@gmail.com>
11810         PR tree-optimization/81089
11811         * tree-vrp.c (is_masked_range_test): Validate operands of
11812         subexpression.
11814 2017-06-15  Martin Sebor  <msebor@redhat.com>
11816         PR c++/80560
11817         * dumpfile.c (dump_register): Avoid calling memset to initialize
11818         a class with a default ctor.
11819         * gcc.c (struct compiler): Remove const qualification.
11820         * genattrtab.c (gen_insn_reserv): Replace memset with initialization.
11821         * hash-table.h: Ditto.
11822         * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
11823           assignment.
11824         * ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
11825         * omp-low.c (lower_omp_ordered_clauses): Replace memset with
11826         default ctor.
11827         * params.h (struct param_info): Make struct members non-const.
11828         * tree-switch-conversion.c (emit_case_bit_tests): Replace memset
11829         with default initialization.
11830         * vec.h (vec_copy_construct, vec_default_construct): New helper
11831         functions.
11832         (vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
11833         with vec_copy_construct.
11834         (vect<T>::quick_grow_cleared): Replace memset with default ctor.
11835         (vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
11836         * doc/invoke.texi (-Wclass-memaccess): Document.
11838 2017-06-15  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
11840         * emit-rtl.h (is_leaf): Update comment about local
11841         register allocator.
11843 2017-06-15  Jozef Lawrynowicz   <jozef.l@somniumtech.com>
11845         PR target/78818
11846         * config/msp430/msp430.c (msp430_data_attr): Check that it's possible
11847         for a variable to have a section before checking if the section has a
11848         name.
11849         Set section to.persistent if persistent attribute is set.
11850         Warn if .persistent attribute is used on an automatic variable.
11852 2017-06-15  Eric Botcazou  <ebotcazou@adacore.com>
11854         PR rtl-optimization/80474
11855         * reorg.c (update_block): Do not ignore instructions in a delay slot.
11857 2017-06-15  Segher Boessenkool  <segher@kernel.crashing.org>
11859         * config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
11860         of REGNO.
11862 2017-06-14  Maciej W. Rozycki  <macro@imgtec.com>
11864         * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
11865         (casesi): Emit bounds checking as RTL.
11866         (casesi_internal_mips16_<mode>): Remove bounds checking.
11868 2017-06-14  Max Filippov  <jcmvbkbc@gmail.com>
11870         * config/xtensa/xtensa.c (xtensa_option_override): Append
11871         MASK_CONST16 to target_flags in the absence of TARGET_L32R.
11872         (hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
11873          xtensa_doloop_hooks): Define unconditionally.
11874         (xtensa_reorg_loops): Only call reorg_loops in the presence of
11875         TARGET_LOOPS.
11876         * config/xtensa/xtensa.h (TARGET_L32R): New definition.
11877         (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
11878         for it in xtensa_option_override.
11879         (HARD_FRAME_POINTER_IS_FRAME_POINTER,
11880          HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.
11882 2017-06-14  Boris Kolpackov  <boris@codesynthesis.com>
11884         * doc/cppopts.texi: Document '-' special value to -MF.
11886 2017-06-14  Wilco Dijkstra  <wdijkstr@arm.com>
11888         * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
11889         (cortex_a53_fconst): Likewise.
11890         (cortex_a53_fpmul): Likewise.
11891         (cortex_a53_f_load_64): Likewise.
11892         (cortex_a53_f_load_many): Likewise.
11893         (cortex_a53_advsimd_alu): Likewise.
11894         (cortex_a53_advsimd_alu_q): Likewise.
11895         (cortex_a53_advsimd_mul): Likewise.
11896         (cortex_a53_advsimd_mul_q): Likewise.
11897         (fpmac bypass): Add new bypass for fpmac-fpmac case.
11898         Add missing fmul, r2f_cvt and fconst cases.
11900 2017-06-14  Richard Biener  <rguenther@suse.de>
11902         PR middle-end/81088
11903         * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
11904         literal constants.
11905         (fold_binary_loc): When associating do not treat pre-existing
11906         TREE_OVERFLOW on literal constants as a reason to allow
11907         TREE_OVERFLOW on associated literal constants.
11909 2017-06-14  Eric Botcazou  <ebotcazou@adacore.com>
11911         * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
11912         (MASK_FEATURES): New macro.
11913         * config/sparc/sparc.c (sparc_option_override): Remove the special
11914         handling of -mfpu and generalize it to all MASK_FEATURES switches.
11916 2017-06-14  Eric Botcazou  <ebotcazou@adacore.com>
11918         * simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
11919         a division of 0 if non-call exceptions are enabled.
11921 2017-06-14  Andrew Pinski  <apinski@cavium.com>
11922             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
11924         PR target/71663
11925         * config/aarch64/aarch64.c (aarch64_expand_vector_init):
11926         Improve vector initialization code gen for only variable case.
11928 2017-06-14  Eric Botcazou  <ebotcazou@adacore.com>
11930         * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.
11932 2017-06-14  Richard Biener  <rguenther@suse.de>
11934         PR tree-optimization/81083
11935         * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
11936         as values.
11938 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
11940         * config/rs6000/rs6000.c: Update all comments that mentioned SPE.
11941         (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
11942         * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
11943         * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete.  Adjust former use.
11944         * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
11945         * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.
11947 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
11949         * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
11950         * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.
11952 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
11954         * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.
11956 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
11958         * config/rs6000/t-rtems: Don't handle SPE.
11960 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
11962         * config/rs6000/t-linux: Don't handle SPE.
11964 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
11966         * config/rs6000/eabispe.h: Delete file.
11968 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
11970         * config/rs6000/t-spe: Delete file.
11972 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
11974         * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
11975         (rs6000_legitimate_offset_address_p): Return false for anything in
11976         V2SImode or V2SFmode.
11978 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
11980         * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
11981         except V2SF and V2SI.  Rearrange the vector modes, and add comments.
11982         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
11983         and V4HImode.
11984         (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
11985         (rs6000_legitimate_offset_address_p): Ditto.
11986         (rs6000_emit_move): Ditto.
11987         (rs6000_init_builtins): Remove V4HI_type_node.
11989 2017-06-13  Martin Liska  <mliska@suse.cz>
11991         PR sanitize/78204
11992         * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
11993         (gate_asan): Likewise.
11994         * asan.h (asan_no_sanitize_address_p): Remove the function.
11995         (sanitize_flags_p): New function.
11996         * builtins.def: Fix coding style.
11997         * common.opt: Use renamed enum value.
11998         * convert.c (convert_to_integer_1): Use sanitize_flags_p.
11999         * doc/extend.texi: Document no_sanitize attribute.
12000         * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
12001         to SANITIZE_UNDEFINED_NONDEFAULT.
12002         * gcc.c (sanitize_spec_function): Use the renamed enum value.
12003         * gimple-fold.c (optimize_atomic_compare_exchange_p):
12004         Use sanitize_flags_p.
12005         * gimplify.c (gimplify_function_tree): Likewise.
12006         * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
12007         * opts.c (parse_no_sanitize_attribute): New function.
12008         (common_handle_option): Use renamed enum value.
12009         * opts.h (parse_no_sanitize_attribute): Declare.
12010         * tree.c (sanitize_flags_p): New function.
12011         * tree.h: Declared here.
12012         * tsan.c: Use sanitize_flags_p.
12013         * ubsan.c (ubsan_expand_null_ifn): Likewise.
12014         (instrument_mem_ref): Likewise.
12015         (instrument_bool_enum_load): Likewise.
12016         (do_ubsan_in_current_function): Remove the function.
12017         (pass_ubsan::execute): Use sanitize_flags_p.
12018         * ubsan.h: Remove do_ubsan_in_current_function
12019         * tree-cfg.c (print_no_sanitize_attr_value): New function.
12020         (dump_function_to_file): Use it here.
12022 2017-06-13  Martin Jambor  <mjambor@suse.cz>
12024         PR tree-optimization/80803
12025         PR tree-optimization/81063
12026         * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
12027         (propagate_subaccesses_across_link): Enqueue subtree whenever
12028         necessary instead of relying on the caller.
12030 2017-06-13  Martin Jambor  <mjambor@suse.cz>
12032         * tree-sra.c (add_access_to_work_queue): Only enqueue accesses
12033         that have a first_link.
12034         (sort_and_splice_var_accesses): Do not check first_link before
12035         enquing.
12036         (subtree_mark_written_and_enqueue): Likewise.
12037         (propagate_all_subaccesses): Likewise and do not stop at first
12038         parent with a first_link.
12040 2017-06-13  Martin Jambor  <mjambor@suse.cz>
12042         * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
12043         instead of f.
12045 2017-06-13  Yury Gribov  <tetra2005@gmail.com>
12047         * match.pd: New pattern.
12049 2017-06-13  Yury Gribov  <tetra2005@gmail.com>
12051         * tree-vrp.c (is_masked_range_test): New function.
12052         (register_edge_assert_for): Determine ranges for
12053         some bit tests.
12055 2017-06-13  Yury Gribov  <tetra2005@gmail.com>
12057         PR tree-optimization/67328
12058         * fold-const.c (maskable_range_p): New function.
12059         (build_range_check): Generate bittests if possible.
12061 2017-06-13  Martin Liska  <mliska@suse.cz>
12063         * gimple-pretty-print.c (dump_probability): Add new argument.
12064         (dump_edge_probability): Dump both probability and count.
12065         (dump_gimple_label): Likewise.
12066         (dump_gimple_bb_header): Likewise.
12068 2017-06-13  Georg-Johann Lay  <avr@gjlay.de>
12070         PR target/81072
12071         * config/avr/avr-devices.c: Fix indentation.
12072         * config/avr/gen-avr-mmcu-specs.c: Dito.
12074 2017-06-13  Richard Biener  <rguenther@suse.de>
12076         * tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
12077         instead get vector type from stmt_info.
12078         (vectorizable_reduction): Adjust.  Remove dead code.
12080 2017-06-13  Richard Biener  <rguenther@suse.de>
12082         PR middle-end/81065
12083         * fold-const.c (extract_muldiv_1): Remove bogus distribution
12084         case of C * (x * C2 + C3).
12085         (fold_addr_of_array_ref_difference): Properly fold index difference.
12087 2017-06-12  David S. Miller  <davem@davemloft.net>
12089         PR target/80968
12090         * config/sparc/sparc.md (return expander): Emit frame blockage if
12091         function uses alloca.
12093 2017-06-12  Richard Sandiford  <richard.sandiford@linaro.org>
12095         * combine.c (make_field_assignment): Check len rather than the mode
12096         precision when calling force_to_mode.
12098 2017-06-12  Georg-Johann Lay  <avr@gjlay.de>
12100         Support multilibs and devices that see flash in RAM address range.
12102         PR target/81072
12103         * config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
12104         (avr_mcu_t) <flash_pm_offset>: New field.
12105         (avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
12106         * config/avr/avr.h (AVR_SHORT_CALLS): New define.
12107         (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
12108         (AVR_TINY_PM_OFFSET): Remove macro.
12109         * config/avr/avr.opt (-mshort-calls): New option.
12110         * config/avr/gen-avr-mmcu-specs.c (print_mcu)
12111         [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
12112         * config/avr/avr-c.c (avr_cpu_cpp_builtins)
12113         <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
12114         <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
12115         instead of avr_arch->have_jmp_call.
12116         <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
12117         [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
12118         avr_arch->flash_pm_offset to define.
12119         * config/avr/avr-devices.c (avr_arch_types): Add initializers for
12120         new field flash_pm_offset.  Add entry for avrxmega3.
12121         (avr_texinfo): Add entry for avrxmega3.
12122         * config/avr/avr-mcus.def: Add entries for: avrxmega3,
12123         attiny212, attiny214,
12124         attiny412, attiny414, attiny416, attiny417,
12125         attiny814, attiny816, attiny817,
12126         attiny1614, attiny1616, attiny1617,
12127         attiny3214, attiny3216, attiny3217.
12128         * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
12129         avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
12130         (avr_print_operand_address) [AVR_TINY]: Same.
12131         (avr_asm_init_sections) <readonly_data_section>: Only patch
12132         callback if avr_arch->flash_pm_offset = 0.
12133         (avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
12134         for rodata if avr_arch->flash_pm_offset != 0.
12135         (avr_encode_section_info) [AVR_TINY]: Adjust comment.
12136         * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
12137         (opts) [AVR_ISA_RCALL]: Append opt_rcall.
12138         (m_options): Append opt_rcall.
12139         (m_dirnames): Append dir_rcall.
12140         * config/avr/t-multilib: Regenerate.
12142         * configure.ac [target=avr]: Check whether avrxmega3 default
12143         linker description file works as needed.
12144         * configure: Regenerate.
12145         * doc/avr-mmcu.texi: Regenerate.
12146         * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
12147         <__AVR_ARCH__>: Document avrxmega3 and 103.
12148         <__AVR_HAVE_JMP_CALL__>: Adjust documentation.
12149         <__AVR_SHORT_CALLS__>: Document it.
12150         <__AVR_PM_BASE_ADDRESS__>: Document it.
12151         * doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
12152         (AVR Variable Attributes) <progmem>: Document this is
12153         not needed for avrxmega3.
12154         (AVR Named Address Spaces) <__flash>: Dito.
12156 2017-06-12  Jan Hubicka  <hubicka@ucw.cz>
12158         * cgraph.c (cgraph_node::dump): Complain about profile insanities.
12160 2017-06-12  Doug Rupp  <rupp@adacore.com>
12162         * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
12163         Append vxworks-stdint.h to the tm_file list.
12164         * config/vxworks-stdint.h: New file.
12166 2017-06-12  Martin Liska  <mliska@suse.cz>
12168         PR tree-optimization/81041
12169         * tree-profile.c (gimple_gen_ic_func_profiler):
12170         Create an extra BB in profile-generate
12171         (gimple_gen_time_profiler): Likewise.
12173 2017-06-12  Jakub Jelinek  <jakub@redhat.com>
12175         PR tree-optimization/81003
12176         * tree-ssa-reassoc.c (force_into_ssa_name): New function.
12177         (update_range_test): Use it instead of force_gimple_operand_gsi.
12179 2017-06-12  Richard Biener  <rguenther@suse.de>
12181         PR tree-optimization/81053
12182         * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
12183         with backedge value not defined in loop.  Simplify def stmt
12184         compute.
12186 2017-06-11  Tom de Vries  <tom@codesourcery.com>
12188         PR target/79939
12189         * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
12190         Return true.
12191         (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12192         nvptx_cannot_force_const_mem.
12194 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
12196         * opts.c (finish_options): Move test for flag_split_stack after
12197         it has been initialized.
12199 2017-06-11  Jason Merrill  <jason@redhat.com>
12201         * tree.h (id_equal): New.
12202         * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
12203         omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
12204         instead of strcmp of IDENTIFIER_POINTER.
12206 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
12208         * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
12209         (mark_all_inlined_calls_cdtor): Fix formating.
12210         (inline_transform): Rescale profile before inlining.
12212 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
12214         * cgraph.h (cgraph_edge::clone): Update prototype.
12215         * cgraphclones.c (cgraph_edge::clone): Update profile scaling.
12216         (cgraph_node::create_clone): Update.
12217         (cgraph_node::create_version_clone): Update.
12218         * tree-inline.c (copy_bb): Update.
12219         (expand_call_inline): Update.
12221 2017-06-10  Segher Boessenkool  <segher@kernel.crashing.org>
12223         * config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
12224         factored out from ...
12225         (rs6000_emit_prologue): ... here.
12227 2017-06-10  Segher Boessenkool  <segher@kernel.crashing.org>
12229         * config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
12230         factored out from ...
12231         (rs6000_emit_prologue): ... here.
12233 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
12235         * predict.c (drop_profile): Also drop individual bb/edge and cgraph
12236         edge counts.
12237         (handle_missing_profiles): Fix computation of tp_first_run.
12238         (counts_to_freqs): Do not touch freqs when count is 0.
12240 2017-06-10  Jan Hubicka  <hubicka@ucw.cz>
12242         * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
12243         profile.
12245 2017-06-10  Tom de Vries  <tom@codesourcery.com>
12247         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
12248         attributes): Document signal effective target.
12250 2017-06-10  Tom de Vries  <tom@codesourcery.com>
12252         * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
12253         Document effective target stack_size.
12255 2017-06-09  David Malcolm  <dmalcolm@redhat.com>
12257         * diagnostic.c (diagnostic_report_diagnostic): Only add fixits
12258         to the edit_context if they can be auto-applied.
12260 2017-06-9  Ian Lance Taylor  <iant@golang.org>
12262         * opts.c (finish_options): If -fsplit-stack, disable implicit
12263         -forder-blocks-and-partition.
12264         * doc/invoke.texi (Optimize Options): Document that when using
12265         -fsplit-stack -forder-blocks-and-partition is not implicitly
12266         enabled.
12268 2017-06-09  Jan Hubicka  <hubicka@ucw.cz>
12270         * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
12271         ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
12272         ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
12273         * builtins.def (abort, trap, unreachable): Declare cold.
12274         * calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
12275         * tree-core.h (ECF_COLD): New.
12276         * tree.c (set_call_expr_flags): Handle ECF_COLD.
12277         (build_common_builtin_nodes): Mark unreachable and abort as cold.
12279 2017-06-09  Jan Hubicka  <hubicka@ucw.cz>
12281         * predict.c (unlikely_executed_stmt_p): Cleanup.
12283 2017-06-09  Richard Biener  <rguenther@suse.de>
12285         * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
12286         model if the ref is always written to.
12288 2017-06-09  Tamar Christina  <tamar.christina@arm.com>
12290         * config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.
12292 2017-06-09  Tamar Christina  <tamar.christina@arm.com>
12294         * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
12295         than udiv.
12297 2017-06-09  Tom de Vries  <tom@codesourcery.com>
12299         PR target/80855
12300         * config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
12301         "target cannot support label values" when encountering LABEL_REF.
12303 2017-06-09  Martin Liska  <mliska@suse.cz>
12305         * tree-profile.c (gimple_gen_ic_profiler): Update comment.
12306         (gimple_gen_ic_func_profiler): Emit direct comparison
12307         of __gcov_indirect_call_callee with NULL.
12308         (gimple_gen_time_profiler): Change probability from
12309         PROB_VERY_UNLIKELY to PROB_UNLIKELY.
12311 2017-06-09  Jan Hubicka  <hubicka@ucw.cz>
12313         * profile.c (edge_gcov_counts): Turn to pointer.
12314         (compute_branch_probabilities, compute_branch_probabilities): Update.
12315         (branch_prob): Do not clear edge_gcov_count.
12316         * profile.h (edge_gcov_counts): Turn to pointer.
12317         (edge_gcov_count): Update.
12319 2017-06-09  Jan Hubicka  <hubicka@ucw.cz>
12321         * gimple.h (gimple_check_failed): Mark cold.
12323 2017-06-09  Richard Biener  <rguenther@suse.de>
12325         PR tree-optimization/66623
12326         * tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
12327         refactor check_reduction into two parts, properly computing
12328         whether we have to check reduction validity for outer loop
12329         vectorization.
12331 2017-06-09  Richard Biener  <rguenther@suse.de>
12333         PR tree-optimization/79483
12334         * graphite-scop-detection.c (order): New global.
12335         (get_order): Compute bb to order mapping that satisfies code
12336         generation constraints.
12337         (cmp_pbbs): New helper.
12338         (build_scops): Start domwalk at entry block, sort generated
12339         pbbs.
12341 2017-06-09  Richard Biener  <rguenther@suse.de>
12343         PR middle-end/81007
12344         * ipa-polymorphic-call.c
12345         (ipa_polymorphic_call_context::restrict_to_inner_class):
12346         Skip FIELD_DECLs with error_mark_node type.
12347         * passes.def (all_lowering_passes): Run pass_build_cgraph_edges
12348         last again.
12350 2017-06-09  Martin Liska  <mliska@suse.cz>
12352         * predict.c (struct branch_predictor): New struct.
12353         (test_prediction_value_range): New test.
12354         (predict_c_tests): New function.
12355         * selftest-run-tests.c (selftest::run_tests): Run the function.
12356         * selftest.h: Declare new tests.
12358 2017-06-09  Segher Boessenkool  <segher@kernel.crashing.org>
12360         PR target/80966
12361         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
12362         gen_add3_insn did not fail.
12363         * config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
12364         r0, construct that number in a temporary reg and add that reg to r0.
12365         If asked to put the result in r0 as well, fail.
12367 2017-06-08  Will Schmidt  <will_schmidt@vnet.ibm.com>
12369         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
12370         for early expansion of vec_eqv.
12372 2017-06-08  Jakub Jelinek  <jakub@redhat.com>
12374         PR middle-end/81005
12375         * ubsan.c (instrument_null): Avoid pointless code temporary.
12376         (pass_ubsan::execute): Instrument aggregate arguments of calls.
12378 2017-06-08  Uros Bizjak  <ubizjak@gmail.com>
12380         PR target/81015
12381         Revert:
12382         2016-12-14  Uros Bizjak  <ubizjak@gmail.com>
12384         PR target/59874
12385         * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
12386         (*clzhi2): Ditto.
12388 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
12390         * predict.c (unlikely_executed_edge_p): Move ahead.
12391         (probably_never_executed_edge_p): Use it.
12393 2017-06-08  Alexander Ivchenko  <alexander.ivchenko@intel.com>
12395         PR middle-end/79988
12396         * tree-chkp.c (chkp_gimple_call_builtin_p): Remove
12397         gimple_call_builtin_p call.
12399 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
12401         * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
12402         * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12403         rtl_check_failed_type2, rtl_check_failed_code1,
12404         rtl_check_failed_code2, rtl_check_failed_code_mode,
12405         rtl_check_failed_block_symbol, cwi_check_failed_bounds,
12406         rtvec_check_failed_bounds, rtl_check_failed_flag,
12407         _fatal_insn_not_found, _fatal_insn): Likewise.
12408         * tree.h (tree_contains_struct_check_failed,
12409         tree_check_failed, tree_not_check_failed,
12410         tree_class_check_failed, tree_range_check_failed,
12411         tree_not_class_check_failed, tree_int_cst_elt_check_failed,
12412         tree_vec_elt_check_failed, phi_node_elt_check_failed,
12413         tree_operand_check_failed, omp_clause_check_failed,
12414         omp_clause_operand_check_failed, omp_clause_range_check_failed):
12415         Likewise.
12417 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
12419         * cgraph.c (cgraph_edge::maybe_hot_p): Do not check
12420         flag_branch_probabilities.
12421         * ipa-inline.c (edge_badness): Likewise.
12422         * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
12423         * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
12424         * predict.c (maybe_hot_frequency_p): Likewise.
12425         (probably_never_executed): Likewise.
12426         * sched-ebb.c (schedule_ebbs): Likewise.
12427         * sched-rgn.c (find_single_block_region): Likewise.
12428         * tracer.c (tail_duplicate): Likewise.
12430 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
12432         * opts.c (finish_options): x_flag_reorder_blocks_and_partition no
12433         longer requires x_flag_profile_use.
12435 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
12437         * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
12438         instead of flag_reorder_blocks_and_partition.
12439         * dbxout.c (dbxout_function_end): Likewise.
12440         * dwarf2out.c (gen_subprogram_die): Likewise.
12441         * haifa-sched.c (sched_create_recovery_edges): Likewise.
12442         * hw-doloop.c (reorg_loops): Likewise.
12443         * varasm.c (assemble_start_function,
12444         assemble_end_function): Likewise.
12445         (decide_function_section): Do not check for
12446         flag_reorder_blocks_and_partition.
12448 2017-06-08  Alexander Ivchenko  <alexander.ivchenko@intel.com>
12450         * tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
12451         New function.
12452         (chkp_get_hard_register_fake_addr_expr): Ditto.
12453         (chkp_build_addr_expr): Add check for hard reg case.
12454         (chkp_parse_array_and_component_ref): Ditto.
12455         (chkp_find_bounds_1): Ditto.
12456         (chkp_process_stmt): Don't generate bounds store for
12457         hard reg case.
12459 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
12461         * predict.c (maybe_hot_bb_p): Do not check profile status.
12462         (maybe_hot_edge_p): Likewise.
12463         (probably_never_executed): Check for zero counts even if profile
12464         is not read.
12465         (unlikely_executed_edge_p): New function.
12466         (unlikely_executed_stmt_p): New function.
12467         (unlikely_executed_bb_p): New function.
12468         (set_even_probabilities): Use unlikely predicates.
12469         (combine_predictions_for_bb): Likewise.
12470         (predict_paths_for_bb): Likewise.
12471         (predict_paths_leading_to_edge): Likewise.
12472         (determine_unlikely_bbs): New function.
12473         (estimate_bb_frequencies): Use it.
12474         (compute_function_frequency): Use zero counts even if profile is
12475         not read.
12476         * profile-count.h: Fix typo.
12478 2017-08-08  Julia Koval  <julia.koval@intel.com>
12480         * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
12481         _mm512_mask_cvtsepi16_storeu_epi8,
12482         _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
12483         * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
12484         _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
12485         _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
12486         _mm_mask_cvtepi16_storeu_epi8): New intrinsics.
12487         * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
12488         (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
12489         VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
12490         * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
12491         __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
12492         __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
12493         __builtin_ia32_pmovuswb256mem_mask,
12494         __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
12495         __builtin_ia32_pmovwb512mem_mask): New builtins.
12497 2017-08-08  Julia Koval  <julia.koval@intel.com>
12499         PR target/73350,80862
12500         * config/i386/subst.md (round): Fix round pattern.
12501         * config/i386/i386.c (ix86_erase_embedded_rounding):
12502         Fix erasing rounding for the fixed pattern.
12504 2017-06-08  Jan Hubicka  <hubicka@ucw.cz>
12506         * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.
12508 2017-06-08  Martin Liska  <mliska@suse.cz>
12510         PR gcov-profile/80911
12511         * gcov.c (block_info::block_info): New constructor.
12513 2017-06-07  Carl Love  <cel@us.ibm.com>
12515         * config/rs6000/rs6000-c: The return type of the following
12516         built-in functions was implemented as int not long long.  Fix sign
12517         of return value for the unsigned version of vec_mulo and vec_mule.
12518         vector unsigned long long vec_bperm (vector unsigned long long,
12519                                              vector unsigned char)
12520         vector signed long long vec_mule (vector signed int,
12521                                           vector signed int)
12522         vector unsigned long long vec_mule (vector unsigned int,
12523                                             vector unsigned int)
12524         vector signed long long vec_mulo (vector signed int,
12525                                           vector signed int)
12526         vector unsigned long long vec_mulo (vector unsigned int,
12527                                             vector unsigned int)
12528         * doc/extend.texi: Fix the documentation for the built-in
12529         functions.
12531 2017-06-07  Carl Love  <cel@us.ibm.com>
12533         PR target/80982
12534         * config/rs6000/altivec.md (double<mode>2): Fix the implementation of
12535         for BE.
12537 2017-06-07  Carl Love  <cel@us.ibm.com>
12539         * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
12540         support, Generate       doublehv for signed int/float for BE case only.
12542 2017-06-07  Alexander Monakov  <amonakov@ispras.ru>
12544         * doc/invoke.texi (mcx16): Rewrite.
12546 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12548         * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
12549         * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
12550         *mov<mode>_softfloat, and an anonymous splitter): Use
12551         nonimmediate_operand instead of rs6000_nonimmediate_operand.
12553 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12555         * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
12556         SPEFSCR registers.
12557         * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
12558         (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
12559         (rs6000_debug_reg_global): Adjust.
12560         (rs6000_init_hard_regno_mode_ok): Adjust.
12561         (rs6000_dbx_register_number): Adjust.
12562         * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
12563         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
12564         Remove SPE_ACC and SPEFSCR.
12565         (REG_ALLOC_ORDER): Ditto.
12566         (FRAME_POINTER_REGNUM): Change to 111.
12567         (enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
12568         (REG_CLASS_NAMES): Ditto.
12569         (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
12570         (REGISTER_NAMES): Ditto.
12571         (ADDITIONAL_REG_NAMES): Ditto.
12572         (rs6000_reg_names): Ditto.
12573         * config/rs6000/rs6000.md: Renumber some register number
12574         define_constants.
12576 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12578         * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
12579         registers.
12580         * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
12581         * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
12582         to 117.
12583         (DWARF_REG_TO_UNWIND_COLUMN): Do not define.
12584         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
12585         Delete the SPE high registers.
12586         (REG_ALLOC_ORDER): Ditto.
12587         (enum reg_class): Remove SPE_HIGH_REGS.
12588         (REG_CLASS_NAMES): Ditto.
12589         (REG_CLASS_CONTENTS): Delete the SPE high registers.
12590         (REGISTER_NAMES): Ditto.
12591         (rs6000_reg_names): Ditto.
12592         * doc/tm.texi.in: Remove SPE as example.
12593         * doc/tm.texi: Regenerate.
12595 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12597         * config/rs6000/8540.md (ppc8540_brinc): Delete.
12598         * config/rs6000/e500mc.md (e500mc_brinc): Delete.
12599         * config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
12600         * config/rs6000/rs6000.md (type): Remove "brinc".
12602 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12604         * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
12605         (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
12606         * config/rs6000/linuxspe.h: Delete file.
12607         * config/rs6000/rs6000.md: Don't include spe.md.
12608         * config/rs6000/spe.h: Delete file.
12609         * config/rs6000/spe.md: Delete file.
12610         * config/rs6000/t-rs6000: Remove spe.md.
12612 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12614         * config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
12615         (reg_or_none500mem_operand): Delete.
12616         * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
12617         instead of reg_or_none500mem_operand.
12619 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12621         * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
12622         handling of SPE flags.
12623         * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.
12625 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12627         * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
12628         SPE ABI handling.
12629         * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
12630         (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
12631         paired_divv2sf3): Similar.
12632         * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
12633         SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
12634         * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
12635         RS6000_BUILTIN_S.
12636         Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
12637         Rename the paired_* instruction patterns.
12638         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
12639         define __SPE__.
12640         * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
12641         * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
12642         (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
12643         spe_padding_size, and spe_64bit_regs_used.  Replace TARGET_SPE and
12644         TARGET_SPE_ABI with 0, simplify.  Replace SPE_VECTOR_MODE with
12645         PAIRED_VECTOR_MODE.
12646         (struct machine_function): Delete field spe_insn_chain_scanned_p.
12647         (spe_func_has_64bit_regs_p): Delete.
12648         (spe_expand_predicate_builtin): Delete.
12649         (spe_expand_evsel_builtin): Delete.
12650         (TARGET_DWARF_REGISTER_SPAN): Do not define.
12651         (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
12652         (invalid_e500_subreg): Delete.
12653         (rs6000_legitimize_address): Always force_reg op2 as well, for
12654         paired single memory accesses.
12655         (rs6000_member_type_forces_blk): Delete.
12656         (rs6000_spe_function_arg): Delete.
12657         (rs6000_expand_unop_builtin): Delete SPE handling.
12658         (rs6000_expand_binop_builtin): Ditto.
12659         (spe_expand_stv_builtin): Delete.
12660         (bdesc_2arg_spe): Delete.
12661         (spe_expand_builtin): Delete.
12662         (spe_expand_predicate_builtin): Delete.
12663         (spe_expand_evsel_builtin): Delete.
12664         (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
12665         (spe_init_builtins): Delete.
12666         (spe_func_has_64bit_regs_p): Delete.
12667         (savres_routine_name): Delete "info" parameter.  Adjust callers.
12668         (rs6000_emit_stack_reset): Ditto.
12669         (rs6000_dwarf_register_span): Delete.
12670         * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
12671         UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
12672         SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
12673         Delete.
12674         * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
12675         Delete.
12676         * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
12677         * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
12678         * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
12679         mulv2sf3, divv2sf3): Delete expanders.
12681 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12683         config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.
12685 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12687         * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
12688         * config/rs6000/rs6000.c: Ditto.
12690 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12692         * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
12693         * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
12694         comparison_operator.
12696 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12698         * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
12699         * config/rs6000/rs6000.opt: Ditto.
12700         * config/rs6000/t-rtems: Ditto.
12702 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12704         * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
12705         TARGET_E500_SINGLE by 0, simplify.
12706         * config/rs6000/rs6000.c: Ditto.
12707         (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
12708         (spe_build_register_parallel): Delete.
12709         * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
12710         TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
12711         * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
12712         TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
12713         (E500_CONVERT): Delete.
12714         * config/rs6000/spe.md: Remove many patterns and all define_constants.
12716 2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
12718         * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
12719         * config/rs6000/dfp.md: Ditto.
12720         (negdd2, *negdd2_fpr): Merge.
12721         (absdd2, *absdd2_fpr): Merge.
12722         (negtd2, *negtd2_fpr): Merge.
12723         (abstd2, *abstd2_fpr): Merge.
12724         * config/rs6000/e500.h: Delete file.
12725         * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
12726         TARGET_FPRS by 1 and simplify.
12727         * config/rs6000/rs6000-c.c: Ditto.
12728         * config/rs6000/rs6000.c: Ditto.  Also replace TARGET_SF_SPE and
12729         TARGET_DF_SPE by 0.
12730         * config/rs6000/rs6000.h: Ditto.  Delete TARGET_SF_SPE and
12731         TARGET_DF_SPE.
12732         * config/rs6000/rs6000.md: Ditto.
12733         (floatdidf2, *floatdidf2_fpr): Merge.
12734         (move_from_CR_gt_bit): Delete.
12735         * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
12736         (E500_CR_IOR_COMPARE): Delete.
12737         (All patterns that require !TARGET_FPRS): Delete.
12738         * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.
12740 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
12742         * passes.def (pass_iv_canon): Move before pass_loop_distribution.
12744 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
12746         * graphds.c (add_edge): Intitialize edge's attached data.
12747         (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
12748         pointer parameter.  Call pointed function on each edge during
12749         graph traversing.  Skip traversing the edge when the function
12750         returns true.
12751         (graphds_dfs, graphds_scc): Ditto.
12752         (for_each_edge): New parameter.  Pass the new parameter to callback
12753         function.
12754         * graphds.h (skip_edge_callback): New function pointer type.
12755         (graphds_dfs, graphds_scc): New function pointer parameter.
12756         (graphds_edge_callback, for_each_edge): New parameter.
12758 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
12760         * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
12761         out code checking if runtime alias check is possible to below ...
12762         Call the new function.
12763         * tree-data-ref.c (runtime_alias_check_p): ... to new function.
12764         * tree-data-ref.h (runtime_alias_check_p): New decalaration.
12766 2017-06-07  Marek Polacek  <polacek@redhat.com>
12768         PR sanitizer/80932
12769         * fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
12770         TYPE_OVERFLOW_WRAPS check.
12772 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
12774         * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
12775         if versioning is required.
12776         * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
12777         peeling with the check for versioning.
12779 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
12781         * tree-vectorizer.h (vect_build_loop_niters): New parameter.
12782         * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
12783         Set true to new parameter if new ssa variable is defined.
12784         (vect_gen_vector_loop_niters): Refactor.  Set range information
12785         for the new vector loop bound variable.
12786         (vect_do_peeling): Ditto.
12788 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
12790         * tree-affine.c (ssa.h): Include header file.
12791         (tree_to_aff_combination): Handle (T1)(X - CST) when inner type
12792         has wrapping overflow behavior.
12794 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
12796         * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).
12798 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
12800         (aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
12801         (tree_to_aff_combination): ... here.
12803 2017-06-07  Bin Cheng  <bin.cheng@arm.com>
12805         * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
12806         reg_pressure model function.
12807         (ivopts_global_cost_for_size): Delete.
12808         (determine_set_costs, iv_ca_recount_cost): Call new model function
12809         ivopts_estimate_reg_pressure.
12811 2017-06-07  Tamar Christina  <tamar.christina@arm.com>
12813         * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more
12814         expensive than udiv.  Remove floating point cases from mod.
12816 2017-06-07  Tamar Christina  <tamar.christina@arm.com>
12818         * config/arm/aarch-cost-tables.h (cortexa53_extra_cost):
12819         Increase idiv cost.
12821 2017-06-07  Tamar Christina  <tamar.christina@arm.com>
12823         * config/aarch64/aarch64.md
12824         (copysignsf3): Fix mask generation.
12826 2017-06-07  Jakub Jelinek  <jakub@redhat.com>
12828         * dumpfile.h (enum tree_dump_index): Rename TDI_generic to
12829         TDI_gimple.
12830         (class dump_manager): Add register_dumps method.
12831         * dumpfile.c: Include langhooks.h.
12832         (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
12833         (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
12834         (FIRST_ME_AUTO_NUMBERED_DUMP): Define.
12835         (dump_manager::dump_register): Start with 512 entries instead of 32.
12836         (dump_manager::register_dumps): New method.
12837         * toplev.c (general_init): Instead of invoking register_dumps
12838         langhook, invoke register_dumps method on the dump manager.
12839         * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
12840         TDI_generic.
12842 2017-06-07  Richard Sandiford  <richard.sandiford@linaro.org>
12844         * doc/md.texi: Clarify the restrictions on a define_insn condition.
12845         Say that # requires an associated define_split to exist, and that
12846         the define_split must be suitable for use after register allocation.
12848 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
12850         * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
12851         (compute_outgoing_frequencies): Also initialize zero counts.
12852         (find_many_sub_basic_blocks): Do not produce uninitialized profile
12853         around loops; preserve more of profile when nothing changes.
12855 2017-06-06  Jim Wilson  <jim.wilson@linaro.org>
12857         * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
12858         here.
12859         * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
12860         * config/arm/arm-cpu-cdata.h: Regenerate.
12861         * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
12862         * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
12863         * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
12864         * config/arm/arm.c (arm_qdf24xx_tune): Delete.
12865         * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
12866         support.
12867         * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
12868         support.
12869         * config/arm/t-rmprofile: Likewise.
12870         * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.
12872 2017-06-06  David S. Miller  <davem@davemloft.net>
12874         PR target/80968
12875         * config/sparc/sparc.c (sparc_expand_prologue): Emit frame
12876         blockage if function uses alloca.
12878 2017-06-06  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
12880         * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
12881         New "uid" fields to hold pretty-print IDs of group and ref.
12882         Memory references are now identified as <group_id>:<ref_id>
12883         instead of using [random] addresses.
12884         (dump_mem_details): Simplify, no functional change.
12885         (dump_mem_ref): Simplify and make output more concise.
12886         Replace couple of fprintf's throughout code with calls to dump_mem_ref.
12887         (find_or_create_group): Initialize group uid.
12888         (record_ref): Initialize ref uid.  Improve debug output.
12889         (prune_group_by_reuse, should_issue_prefetch_p,)
12890         (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
12891         (mark_nontemporal_store, determine_loop_nest_reuse):
12892         Improve debug output.
12894 2017-06-06  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
12896         * dbgcnt.def (prefetch): New debug counter.
12897         * tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
12898         (schedule_prefetches): Stop issueing prefetches if debug counter
12899         tripped.
12901 2017-06-06  Tom de Vries  <tom@codesourcery.com>
12903         * doc/sourcebuild.texi (Testsuites, C Language Testsuites,
12904         gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.
12906 2017-06-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
12908         * config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
12909         Use aarch64_reg_or_zero predicate for operand 4.
12910         (aarch64_compare_and_swap<mode> define_insn_and_split):
12911         Use aarch64_reg_or_zero predicate for operand 3.  Add 'Z' constraint.
12912         (aarch64_store_exclusive<mode>): Likewise for operand 2.
12914 2017-06-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>
12916         * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
12917         (arm_compute_save_core_reg_mask): This.
12918         (thumb1_compute_save_reg_mask): Rename into ...
12919         (thumb1_compute_save_core_reg_mask): This.
12920         (arm_compute_save_reg0_reg12_mask): Adapt comment.
12921         (arm_compute_frame_layout): Likewise.
12923 2017-06-06  Richard Biener  <rguenther@suse.de>
12925         PR tree-optimization/80974
12926         * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
12927         keep or clear leaders SSA info.
12929 2017-06-06  Tom de Vries  <tom@codesourcery.com>
12931         * config/nvptx/nvptx.c (split_mode_p): New function.
12932         (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.
12934 2017-06-06  Tom de Vries  <tom@codesourcery.com>
12936         * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.
12938 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
12940         PR bootstrap/80978
12941         * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
12942         profile.
12944 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
12946         * shrink-wrap.c (handle_simple_exit): Update profile.
12947         (try_shrink_wrapping): Upate profile.
12949 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
12951         * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
12952         (tree_guess_outgoing_edge_probabilities): New.
12953         * predict.h (tree_guess_outgoing_edge_probabilities): Declare.
12954         * tree-cfg.c (gimple_find_sub_bbs): Propagate profile.
12956 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
12958         * ipa-split.c (split_function): Initialize return bb profile.
12960 2017-06-06  Jan Hubicka  <hubicka@ucw.cz>
12962         * profile.c (compute_branch_probabilities): Also initialize
12963         EXIT_BLOCK profile.
12965 2017-06-06  Richard Biener  <rguenther@suse.de>
12967         PR tree-optimization/80928
12968         * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
12969         (vect_analyze_loop_operations): Properly guard analysis for
12970         pure SLP case.
12971         (vect_transform_loop): Likewise.
12972         (vect_analyze_loop_2): Also reset SLP type on PHIs.
12973         (vect_model_induction_cost): Do not cost for pure SLP.
12974         (vectorizable_induction): Pass in SLP node, implement SLP vectorization
12975         of induction in inner loop vectorization.
12976         * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
12977         (vect_get_and_check_slp_defs): Handle vect_induction_def.
12978         (vect_build_slp_tree): Likewise.  Handle PHIs as terminating the
12979         recursion.
12980         (vect_analyze_slp_cost_1): Cost induction.
12981         (vect_detect_hybrid_slp_stmts): Handle PHIs.
12982         (vect_get_slp_vect_defs): Likewise.
12983         * tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
12984         (vect_transform_stmt): Handle SLP reductions.
12985         * tree-vectorizer.h (vectorizable_induction): Adjust.
12987 2017-06-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
12989         * config/rs6000/rs6000.c (make_resolver_func): Update
12990         init_lowered_empty_function call.
12992 2017-06-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
12994         * doc/invoke.texi: Document the -fprofile-abs-path option.
12995         * common.opt (fprofile-abs-path): New option.
12996         * gcov-io.h (gcov_write_filename): Declare.
12997         * gcov-io.c (gcov_write_filename): New function.
12998         * coverage.c (coverage_begin_function): Use gcov_write_filename.
12999         * profile.c (output_location): Likewise.
13001 2017-06-05  Jan Hubicka  <hubicka@ucw.cz>
13003         * shring-wrap.c: Revert accidental commit.
13005 2017-06-05  Volker Reichelt  <v.reichelt@netcologne.de>
13007         * doc/invoke.texi (-Wduplicated-branches): Add to warning list.
13009 2017-06-05  Jan Hubicka  <hubicka@ucw.cz>
13011         * cfgexpand.c (expand_gimple_tailcall): Initialize profile of
13012         new edge.
13013         * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
13014         profile in callgraph edge.
13015         * profile-count.h (apply_probability): If THIS is 0, then result is 0
13016         (apply_scale): Likewise.
13017         * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
13018         Also scale profile when inlining function with zero profile.
13019         (initialize_cfun): Update exit block profile even when it is zero.
13020         * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
13021         when profile is read.
13023 2017-06-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
13025         * config/rs6000/rs6000.c (toplevel): Include attribs.h.
13026         (CLONE_*): New constants to define the processors we can generate
13027         code for with the target_clone attribute.
13028         (rs6000_clone_map): New array to identify which clone processors
13029         the current program is running on.
13030         (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
13031         target_clone attribute.
13032         (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
13033         (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
13034         (TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
13035         (cpu_expand_builtin): Add support for target_clone attribute.
13036         (rs6000_valid_attribute_p): Allow "default" attribute.
13037         (get_decl_name): New debug function to simplify printing the
13038         current function name in debugging statements.
13039         (rs6000_clone_priority): New functions to support the target_clone
13040         attribute, and be able to generate code to switch between ISA 2.05
13041         through ISA 3.0 (power6 through power9).
13042         (rs6000_compare_version_priority): Likewise.
13043         (rs6000_get_function_versions_dispatcher): Likewise.
13044         (make_resolver_func): Likewise.
13045         (add_condition_to_bb): Likewise.
13046         (dispatch_function_versions): Likewise.
13047         (rs6000_generate_version_dispatcher_body): Likewise.
13048         (rs6000_can_inline_p): Call get_decl_name for debugging usage.
13049         (fusion_gpr_load_p): Fix a spacing issue.
13050         * doc/extend.texi (Common Function Attributes): Document that the
13051         PowerPC supports the target_clone attribute.
13053 2017-06-05  Thomas Preud'homme  <thomas.preudhomme@arm.com>
13055         * config/arm/arm.h: explain F symbol found in description of ARM
13056         register allocation in its legend.
13058 2017-06-05  Jan Hubicka  <hubicka@ucw.cz>
13060         * config/mips/frame-header-opt.c: Include profile-count.h.
13061         * config/riscv/riscv.c: Include profile-count.h
13063 2017-06-05  Jan Hubicka  <hubicka@ucw.cz>
13065         * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
13066         update profile.
13067         (sm_set_flag_if_changed): Add bbs field.
13068         (execute_sm_if_changed_flag_set): Pass BBS.
13069         (execute_sm): Update.
13071 2017-06-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
13073         * config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
13074         New pattern.
13076 2017-06-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
13078         * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
13079         (peephole2): New peephole2 to emit the above.
13080         * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.
13082 2017-06-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
13084         * config/aarch64/aarch64.c (define_peephole2 above
13085         *sub_<shift>_<mode>): New peephole.
13087 2017-05-23  Jan Hubicka  <hubicka@ucw.cz>
13089         * config/i386/i386.c (make_resolver_func): Update.
13090         * Makefile.in: Add profile-count.h and profile-count.o
13091         * auto-profile.c (afdo_indirect_call): Update to new API.
13092         (afdo_set_bb_count): Update.
13093         (afdo_propagate_edge): Update.
13094         (afdo_propagate_circuit): Update.
13095         (afdo_calculate_branch_prob): Update.
13096         (afdo_annotate_cfg): Update.
13097         * basic-block.h: Include profile-count.h
13098         (struct edge_def): Turn count to profile_count.
13099         (struct basic_block_def): Likewie.
13100         (REG_BR_PROB_BASE): Move to profile-count.h
13101         (RDIV): Move to profile-count.h
13102         * bb-reorder.c (max_entry_count): Turn to profile_count.
13103         (find_traces): Update.
13104         (rotate_loop):Update.
13105         (connect_traces):Update.
13106         (sanitize_hot_paths):Update.
13107         * bt-load.c (migrate_btr_defs): Update.
13108         * cfg.c (RDIV): Remove.
13109         (init_flow): Use alloc_block.
13110         (alloc_block): Uninitialize count.
13111         (unchecked_make_edge): Uninitialize count.
13112         (check_bb_profile): Update.
13113         (dump_edge_info): Update.
13114         (dump_bb_info): Update.
13115         (update_bb_profile_for_threading): Update.
13116         (scale_bbs_frequencies_int): Update.
13117         (scale_bbs_frequencies_gcov_type): Update.
13118         (scale_bbs_frequencies_profile_count): New.
13119         * cfg.h (update_bb_profile_for_threading): Update.
13120         (scale_bbs_frequencies_profile_count): Declare.
13121         * cfgbuild.c (compute_outgoing_frequencies): Update.
13122         (find_many_sub_basic_blocks): Update.
13123         * cfgcleanup.c (try_forward_edges): Update.
13124         (try_crossjump_to_edge): Update.
13125         * cfgexpand.c (expand_gimple_tailcall): Update.
13126         (construct_exit_block): Update.
13127         * cfghooks.c (verify_flow_info): Update.
13128         (dump_bb_for_graph): Update.
13129         (split_edge): Update.
13130         (make_forwarder_block): Update.
13131         (duplicate_block): Update.
13132         (account_profile_record): Update.
13133         * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
13134         (get_estimated_loop_iterations): Update.
13135         * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
13136         (single_likely_exit): Update.
13137         * cfgloopmanip.c (scale_loop_profile): Update.
13138         (loopify): Update.
13139         (set_zero_probability): Update.
13140         (lv_adjust_loop_entry_edge): Update.
13141         * cfgrtl.c (force_nonfallthru_and_redirect): Update.
13142         (purge_dead_edges): Update.
13143         (rtl_account_profile_record): Update.
13144         * cgraph.c (cgraph_node::create): Uninitialize count.
13145         (symbol_table::create_edge): Uninitialize count.
13146         (cgraph_update_edges_for_call_stmt_node): Update.
13147         (cgraph_edge::dump_edge_flags): Update.
13148         (cgraph_node::dump): Update.
13149         (cgraph_edge::maybe_hot_p): Update.
13150         * cgraph.h: Include profile-count.h
13151         (create_clone), create_edge, create_indirect_edge): Update.
13152         (cgraph_node): Turn count to profile_count.
13153         (cgraph_edge0: Likewise.
13154         (make_speculative, clone): Update.
13155         (create_edge): Update.
13156         (init_lowered_empty_function): Update.
13157         * cgraphclones.c (cgraph_edge::clone): Update.
13158         (duplicate_thunk_for_node): Update.
13159         (cgraph_node::create_clone): Update.
13160         * cgraphunit.c (cgraph_node::analyze): Update.
13161         (cgraph_node::expand_thunk): Update.
13162         * final.c (dump_basic_block_info): Update.
13163         * gimple-streamer-in.c (input_bb): Update.
13164         * gimple-streamer-out.c (output_bb): Update.
13165         * graphite.c (print_global_statistics): Update.
13166         (print_graphite_scop_statistics): Update.
13167         * hsa-brig.c: Include basic-block.h.
13168         * hsa-dump.c: Include basic-block.h.
13169         * hsa-gen.c (T sum_slice): Update.
13170         (convert_switch_statements):Update.
13171         * hsa-regalloc.c: Include basic-block.h.
13172         * ipa-chkp.c (chkp_produce_thunks): Update.
13173         * ipa-cp.c (struct caller_statistics): Update.
13174         (init_caller_stats): Update.
13175         (gather_caller_stats): Update.
13176         (ipcp_cloning_candidate_p): Update.
13177         (good_cloning_opportunity_p): Update.
13178         (get_info_about_necessary_edges): Update.
13179         (dump_profile_updates): Update.
13180         (update_profiling_info): Update.
13181         (update_specialized_profile): Update.
13182         (perhaps_add_new_callers): Update.
13183         (decide_about_value): Update.
13184         (ipa_cp_c_finalize): Update.
13185         * ipa-devirt.c (struct odr_type_warn_count): Update.
13186         (struct decl_warn_count): Update.
13187         (struct final_warning_record): Update.
13188         (possible_polymorphic_call_targets): Update.
13189         (ipa_devirt): Update.
13190         * ipa-fnsummary.c (redirect_to_unreachable): Update.
13191         * ipa-icf.c (sem_function::merge): Update.
13192         * ipa-inline-analysis.c (do_estimate_edge_time): Update.
13193         * ipa-inline.c (compute_uninlined_call_time): Update.
13194         (compute_inlined_call_time): Update.
13195         (want_inline_small_function_p): Update.
13196         (want_inline_self_recursive_call_p): Update.
13197         (edge_badness): Update.
13198         (lookup_recursive_calls): Update.
13199         (recursive_inlining): Update.
13200         (inline_small_functions): Update.
13201         (dump_overall_stats): Update.
13202         (dump_inline_stats): Update.
13203         * ipa-profile.c (ipa_profile_generate_summary): Update.
13204         (ipa_propagate_frequency): Update.
13205         (ipa_profile): Update.
13206         * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
13207         * ipa-utils.c (ipa_merge_profiles): Update.
13208         * loop-doloop.c (doloop_modify): Update.
13209         * loop-unroll.c (report_unroll): Update.
13210         (unroll_loop_runtime_iterations): Update.
13211         * lto-cgraph.c (lto_output_edge): Update.
13212         (lto_output_node): Update.
13213         (input_node): Update.
13214         (input_edge): Update.
13215         (merge_profile_summaries): Update.
13216         * lto-streamer-in.c (input_cfg): Update.
13217         * lto-streamer-out.c (output_cfg): Update.
13218         * mcf.c (create_fixup_graph): Update.
13219         (adjust_cfg_counts): Update.
13220         (sum_edge_counts): Update.
13221         * modulo-sched.c (sms_schedule): Update.
13222         * postreload-gcse.c (eliminate_partially_redundant_load): Update.
13223         * predict.c (maybe_hot_count_p): Update.
13224         (probably_never_executed): Update.
13225         (dump_prediction): Update.
13226         (combine_predictions_for_bb): Update.
13227         (propagate_freq): Update.
13228         (handle_missing_profiles): Update.
13229         (counts_to_freqs): Update.
13230         (rebuild_frequencies): Update.
13231         (force_edge_cold): Update.
13232         * predict.h: Include profile-count.h
13233         (maybe_hot_count_p, counts_to_freqs): UPdate.
13234         * print-rtl-function.c: Do not include cfg.h
13235         * print-rtl.c: Include basic-block.h
13236         * profile-count.c: New file.
13237         * profile-count.h: New file.
13238         * profile.c (is_edge_inconsistent): Update.
13239         (correct_negative_edge_counts): Update.
13240         (is_inconsistent): Update.
13241         (set_bb_counts): Update.
13242         (read_profile_edge_counts): Update.
13243         (compute_frequency_overlap): Update.
13244         (compute_branch_probabilities): Update; Initialize and deinitialize
13245         gcov_count tables.
13246         (branch_prob): Update.
13247         * profile.h (bb_gcov_counts, edge_gcov_counts): New.
13248         (edge_gcov_count): New.
13249         (bb_gcov_count): New.
13250         * shrink-wrap.c (try_shrink_wrapping): Update.
13251         * tracer.c (better_p): Update.
13252         * trans-mem.c (expand_transaction): Update.
13253         (ipa_tm_insert_irr_call): Update.
13254         (ipa_tm_insert_gettmclone_call): Update.
13255         * tree-call-cdce.c: Update.
13256         * tree-cfg.c (gimple_duplicate_sese_region): Update.
13257         (gimple_duplicate_sese_tail): Update.
13258         (gimple_account_profile_record): Update.
13259         (execute_fixup_cfg): Update.
13260         * tree-inline.c (copy_bb): Update.
13261         (copy_edges_for_bb): Update.
13262         (initialize_cfun): Update.
13263         (freqs_to_counts): Update.
13264         (copy_cfg_body): Update.
13265         (expand_call_inline): Update.
13266         * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
13267         * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
13268         (try_unroll_loop_completely): Update.
13269         (try_peel_loop): Update.
13270         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
13271         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
13272         * tree-ssa-loop-split.c (connect_loops): Update.
13273         * tree-ssa-loop-unswitch.c (hoist_guard): Update.
13274         * tree-ssa-reassoc.c (branch_fixup): Update.
13275         * tree-ssa-tail-merge.c (replace_block_by): Update.
13276         * tree-ssa-threadupdate.c (create_block_for_threading): Update.
13277         (compute_path_counts): Update.
13278         (update_profile): Update.
13279         (recompute_probabilities): Update.
13280         (update_joiner_offpath_counts): Update.
13281         (estimated_freqs_path): Update.
13282         (freqs_to_counts_path): Update.
13283         (clear_counts_path): Update.
13284         (ssa_fix_duplicate_block_edges): Update.
13285         (duplicate_thread_path): Update.
13286         * tree-switch-conversion.c (case_bit_test_cmp): Update.
13287         (struct switch_conv_info): Update.
13288         * tree-tailcall.c (decrease_profile): Update.
13289         * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
13290         * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
13291         * value-prof.c (check_counter): Update.
13292         (gimple_divmod_fixed_value): Update.
13293         (gimple_mod_pow2): Update.
13294         (gimple_mod_subtract): Update.
13295         (gimple_ic_transform): Update.
13296         (gimple_stringop_fixed_value): Update.
13297         * value-prof.h (gimple_ic): Update.
13299 2017-06-02  Carl Love  <cel@us.ibm.com>
13301         * config/rs6000/rs6000-c: Add support for built-in functions
13302         vector double vec_doublee (vector signed int);
13303         vector double vec_doublee (vector unsigned int);
13304         vector double vec_doublee (vector float);
13305         vector double vec_doubleh (vector signed int);
13306         vector double vec_doubleh (vector unsigned int);
13307         vector double vec_doubleh (vector float);
13308         vector double vec_doublel (vector signed int);
13309         vector double vec_doublel (vector unsigned int);
13310         vector double vec_doublel (vector float);
13311         vector double vec_doubleo (vector signed int);
13312         vector double vec_doubleo (vector unsigned int);
13313         vector double vec_doubleo (vector float);.
13314         * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
13315         DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
13316         UNS_DOUBLEL.
13317         * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
13318         unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
13319         unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
13320         VS_sxwsp.
13321         * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
13322         vec_doublel, vec_doubleh.
13323         * doc/extend.texi: Update the built-in documentation file for the
13324         new built-in functions.
13326 2017-06-02  David Malcolm  <dmalcolm@redhat.com>
13328         PR jit/80954
13329         * ipa-inline-analysis.c (free_growth_caches): Set
13330         edge_removal_hook_holder to NULL after removing it.
13332 2017-06-02  Sudakshina Das  <sudi.das@arm.com>
13334         * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
13335         comparision with zero.
13337 2017-06-02  Will Schmidt  <will_schmidt@vnet.ibm.com>
13338         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
13339         for early expansion of vec_min and vec_max builtins.
13340         (builtin_function_type): Add min/max unsigned variants to those
13341         identified as having unsigned arguments.
13343 2017-06-02  Olivier Hainque  <hainque@adacore.com>
13345         * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
13347 2017-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
13349         * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
13350         Use VALL_F16 iterator rather than VALL.
13352 2017-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
13354         * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
13355         Emit CBNZ inside loop when doing a strong exchange and comparing
13356         against zero.  Generate the CC flags after the loop.
13358 2017-06-02  David Edelsohn  <dje.gcc@gmail.com>
13360         * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
13361         (dl_section_ref): New.
13362         (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
13363         On AIX, append an expression to subtract the size of the
13364         section length to dl_section_ref.
13366 2017-06-02  Will Schmidt  <will_schmidt@vnet.ibm.com>
13368         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
13369         for early expansion of vector absolute builtins.
13371 2017-06-02  Richard Biener  <rguenther@suse.de>
13373         * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
13374         what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
13376 2017-06-02  Richard Biener  <rguenther@suse.de>
13378         PR tree-optimization/80948
13379         * tree-tailcall.c (find_tail_calls): Track stmts to move in
13380         stmt order as well.
13382 2017-06-02  Richard Biener  <rguenther@suse.de>
13384         * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
13385         PHIs are ok.
13386         * tree-vect-stmts.c (process_use): Do not mark backedge defs
13387         for inductions as relevant.
13389 2017-06-02  Richard Biener  <rguenther@suse.de>
13391         * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
13392         (vectorizable_induction): ... this.  Remove dead code.
13394 2017-06-02  Eric Botcazou  <ebotcazou@adacore.com>
13396         * builtins. (expand_builtin_alloca): Remove second parameter and
13397         infer its value from the first parameter instead.
13398         (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
13400 2017-06-02  Jakub Jelinek  <jakub@redhat.com>
13402         PR rtl-optimization/80903
13403         * loop-doloop.c (add_test): Unshare sequence.
13405 2017-06-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
13407         * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
13409 2017-06-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
13411         * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
13412         static.
13413         (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
13414         xlogue_layout::get_instance, logue_layout::xlogue_layout,
13415         sp_valid_at, fp_valid_at, choose_basereg): Formatting.
13416         (xlogue_layout::get_stub_rtx): Make static.
13417         (xlogue_layout::get_stub_name): Avoid const-cast, make static.
13418         (xlogue_layout::compute_stub_managed_regs): Rename to...
13419         (xlogue_layout::count_stub_managed_regs): ...this.
13420         (xlogue_layout::is_stub_managed_reg): New function.
13421         (xlogue_layout::m_stub_names): Rename to...
13422         (xlogue_layout::s_stub_names): ...this, make static.
13423         (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
13424         xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
13425         xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
13426         xlogue_layout::s_stub_names): Instantiate statics.
13427         (stub_managed_regs): Remove.
13428         (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
13429         (disable_call_ms2sysv_xlogues): Rename to...
13430         (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
13431         (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
13432         warning logic.
13433         (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
13434         change after reload_completed.
13435         (ix86_can_use_return_insn_p): Use the ix86_frame data structure
13436         directly.
13437         (ix86_expand_prologue): Likewise.
13438         (ix86_expand_epilogue): Likewise.
13439         (ix86_expand_split_stack_prologue): Likewise.
13440         (ix86_compute_frame_layout): Remove frame parameter ...
13441         (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
13442         (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
13443         only if necessary.
13444         (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
13445         (ix86_frame): Move from here ...
13446         * config/i386/i386.h (ix86_frame): ... to here.
13447         (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
13448         complete ix86_frame data structure instead.  Remove some_ld_name.
13450 2017-06-01  Pierre-Marie de Rodat  <derodat@adacore.com>
13452         * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
13453         symbols that hold a DECL_VALUE_EXPR.
13455 2017-06-01  Martin Jambor  <mjambor@suse.cz>
13457         PR tree-optimization/80898
13458         * tree-sra.c (process_subtree_disqualification): Removed.
13459         (disqualify_candidate): Do not acll
13460         process_subtree_disqualification.
13461         (subtree_mark_written_and_enqueue): New function.
13462         (propagate_all_subaccesses): Set grp_write of LHS subtree if the
13463         RHS has been disqualified and re-queue LHS if necessary.  Apart
13464         from that, ignore disqualified RHS.
13466 2017-06-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
13468         * config/s390/s390.c (s390_emit_epilogue): Disable early return
13469         address fetch for z10 or later.
13471 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
13473         * config/arc/arc.md (tst_movb): Add guard when splitting.
13475 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
13477         * config/arc/arc.c (arc_can_eliminate): Test against
13478         arc_frame_pointer_needed.
13480 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
13482         * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
13483         to prevent store reordering.
13484         * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
13485         (type): Add block type.
13486         (stack_tie): Define special instruction to be used in
13487         expand_prologue.
13489 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
13491         * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
13492         constraint. It is not valid for the pattern.
13493         (noncommutative_binary_comparison): Likewise.
13495 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
13497         * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
13498         scaled addresses.
13500 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
13502         * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
13503         be used by the reg-alloc.
13505 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
13507         * config/arc/arc.md (mulsi3): Avoid use of hard registers before
13508         reg-alloc when having mul64 or mul32x16 instructions.
13509         (mulsidi3): Likewise.
13510         (umulsidi3): Likewise.
13511         (mulsi32x16): New pattern.
13512         (mulsi64): Likewise.
13513         (mulsidi64): Likewise.
13514         (umulsidi64): Likewise.
13515         (MUL32x16_REG): Define.
13516         (mul64_600): Use MUL32x16_REG.
13517         (mac64_600): Likewise.
13518         (umul64_600): Likewise.
13519         (umac64_600): Likewise.
13521 2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>
13523         * config/arc/arc.md (mulsi3_700): Make it commutative.
13525 2017-06-01  Jose E. Marchesi  <jose.marchesi@oracle.com>
13527         * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
13528         type for movstouw.
13529         (*sign_extendsidi2_insn): Likewise for movstosw.
13531 2017-06-01  Pierre-Marie de Rodat  <derodat@adacore.com>
13533         * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
13534         the type of the input discriminant value.  Convert the
13535         discriminant value of signedness vary.
13537 2017-06-01  Volker Reichelt  <v.reichelt@netcologne.de>
13539         * doc/invoke.texi (-Wcatch-value): Document new shortcut.
13540         Add to -Wall section.
13542 2017-06-01  Richard Biener  <rguenther@suse.de>
13544         PR middle-end/66313
13545         * fold-const.c (fold_plusminus_mult_expr): If the factored
13546         factor may be zero use a wrapping type for the inner operation.
13547         * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
13548         and handle moved defs.
13549         (process_assignment): Properly guard the unary op case.  Return a
13550         tri-state indicating that moving the stmt before the call may allow
13551         to continue.  Pass through to_move.
13552         (find_tail_calls): Handle moving unrelated defs before
13553         the call.
13555 2017-05-31  Segher Boessenkool  <segher@kernel.crashing.org>
13557         PR target/80618
13558         * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
13559         splitter result in the canonical way.
13561 2017-05-31  Uros Bizjak  <ubizjak@gmail.com>
13563         * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
13564         also for 32bit target.  Update insn attributes.
13565         (zero-extendsidi2 splitter): Allow all registers for operand 1.
13567 2017-05-31  Sebastian Peryt  <sebastian.peryt@intel.com>
13569         * config/i386/avx512fintrin.h (_mm_mask_max_sd)
13570         (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
13571         (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
13572         (_mm_maskz_min_ss): New intrinsics.
13574 2017-05-31  Martin Liska  <mliska@suse.cz>
13576         * tree-vect-loop.c (vect_create_epilog_for_reduction):
13577         Change comment style to one we normally use.
13578         (vectorizable_reduction): Likewise.
13579         (vectorizable_induction): Likewise.
13580         * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
13581         (vectorizable_call): Likewise.
13582         (vectorizable_simd_clone_call): Likewise.
13583         (vectorizable_conversion): Likewise.
13584         (vectorizable_assignment): Likewise.
13585         (vectorizable_shift): Likewise.
13586         (vectorizable_operation): Likewise.
13587         (vectorizable_store): Likewise.
13588         (vectorizable_load): Likewise.
13589         * tree-vectorizer.h: Likewise.
13591 2017-05-31  Alexander Monakov  <amonakov@ispras.ru>
13593         * passes.c (emergency_dump_function): New.
13594         * tree-pass.h (emergency_dump_function): Declare.
13595         * plugin.c (plugins_internal_error_function): Remove.
13596         * plugin.h (plugins_internal_error_function): Remove declaration.
13597         * toplev.c (internal_error_function): New static function.  Use it...
13598         (general_init): ...here.
13600 2017-05-31  Graham Markall  <graham.markall@embecosm.com>
13602         * config/arc/arc.c (arc_print_operand): Handle constant operands.
13603         (arc_rtx_costs): Add costs for new patterns.
13604         * config/arc/arc.md: Additional *add_n and *sub_n patterns.
13605         * config/arc/predicates.md: Add _1_2_3_operand predicate.
13607 2017-05-31  Richard Sandiford  <richard.sandiford@linaro.org>
13609         * tree-ssa-strlen.c (get_next_strinfo): New function.
13610         (get_stridx_plus_constant): Use it.
13611         (zero_length_string): Likewise.
13612         (adjust_related_strinfos): Likewise.
13613         (adjust_last_stmt): Likewise.
13615 2017-05-31  Richard Biener  <rguenther@suse.de>
13617         PR target/80880
13618         * config/i386/i386.c (ix86_expand_builtin): Remove assert
13619         for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
13621 2017-05-31  Richard Sandiford  <richard.sandiford@linaro.org>
13623         * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
13624         loop_vinfo argument and use of dependence distance vectors.
13625         Check instead whether the two references differ only in their
13626         initial value and assume that they have the same alignment if the
13627         difference is a multiple of the vector alignment.
13628         (vect_analyze_data_refs_alignment): Update call accordingly.
13630 2017-05-31  Martin Liska  <mliska@suse.cz>
13632         PR target/79155
13633         * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
13635 2017-05-31  Bin Cheng  <bin.cheng@arm.com>
13637         * tree-vect-loop-manip.c (create_intersect_range_checks_index)
13638         (create_intersect_range_checks): Move from ...
13639         * tree-data-ref.c (create_intersect_range_checks_index)
13640         (create_intersect_range_checks): ... to here.
13641         (create_runtime_alias_checks): New function factored from ...
13642         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
13643         here.  Call above function.
13644         * tree-data-ref.h (create_runtime_alias_checks): New function.
13646 2017-05-31  Bin Cheng  <bin.cheng@arm.com>
13648         * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
13649         segment length for dr_b and compute it in wide_int.
13651 2017-05-31  Richard Biener  <rguenther@suse.de>
13653         PR tree-optimization/80906
13654         * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
13655         and pass through iv_map.
13656         (copy_bb_and_scalar_dependences): Adjust.
13657         (translate_pending_phi_nodes): Likewise.
13658         (copy_loop_close_phi_args): Handle code-generating IVs instead
13659         of ICEing.
13661 2017-05-30  David Malcolm  <dmalcolm@redhat.com>
13663         * diagnostic-color.c (color_dict): Add "type-diff".
13664         (parse_gcc_colors): Update comment.
13665         * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13666         -fdiagnostics-show-template-tree and -fno-elide-type.
13667         (GCC_COLORS): Add type-diff to example.
13668         (type-diff=): New.
13669         (-fdiagnostics-show-template-tree): New.
13670         (-fno-elide-type): New.
13671         * pretty-print.c (pp_format): Pass quote and formatters[argno] to
13672         the pp_format_decoder callback.  Call any m_format_postprocessor's
13673         "handle" method.
13674         (pretty_printer::pretty_printer): Initialize
13675         m_format_postprocessor.
13676         (pretty_printer::~pretty_printer): Delete any
13677         m_format_postprocessor.
13678         * pretty-print.h (printer_fn): Add bool and const char ** parameters.
13679         (class format_postprocessor): New class.
13680         (struct pretty_printer::format_decoder): Document the new parameters.
13681         (struct pretty_printer::m_format_postprocessor): New field.
13682         * tree-diagnostic.c (default_tree_printer): Update for new
13683         bool and const char ** params.
13684         * tree-diagnostic.h (default_tree_printer): Likewise.
13686 2017-05-30  Segher Boessenkool  <segher@kernel.crashing.org>
13688         * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
13689         (lwa_operand): Delete rs6000_gen_cell_microcode test.
13690         * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
13691         rs6000_gen_cell_microcode code.
13692         (rs6000_final_prescan_insn): Delete.
13693         (rs6000_opt_vars): Delete the "gen-cell-microcode" and
13694         "warn-cell-microcode" entries.
13695         * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
13696         * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
13697         throughout.  Change cc_reg_not_micro_cr0_operand to
13698         cc_reg_not_cr0_operand throughout.
13699         (*extendhi<mode>2_noload): Delete.
13700         * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
13701         (mwarn-cell-microcode): Delete.
13702         * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
13703         -mgen-cell-microcode and -mwarn-cell-microcode.
13705 2017-05-30  Uros Bizjak  <ubizjak@gmail.com>
13707         PR target/80833
13708         * config/i386/constraints.md (Yd): New constraint.
13709         (Ye): Ditto.
13710         * config/i386/i386.md (*movti_internal): Add (?r, Ye)
13711         and (?Yd, r) alternatives.  Update insn attributes.
13712         * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
13713         and (?*Yd, r) alternatives.  Update insn attributes.
13714         (double-mode inter-unit splitters): Add new GR<->XMM splitters.
13716 2017-05-30  Pierre-Marie de Rodat  <derodat@adacore.com>
13718         * gimplify.c (gimplify_modify_expr): Don't create a
13719         DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
13720         function.
13722 2017-05-30  Wilco Dijkstra  <wdijkstr@arm.com>
13724         * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
13726 2017-05-30  Richard Biener  <rguenther@suse.de>
13728         * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
13729         and reduc_def fields.
13730         (STMT_VINFO_REDUC_TYPE): New define.
13731         (STMT_VINFO_REDUC_DEF): Likewise.
13732         (vect_force_simple_reduction): Adjust prototype.
13733         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
13734         (vect_is_simple_reduction): Remove check_reduction argument.
13735         (vect_force_simple_reduction): Adjust and set
13736         STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
13737         (vectorizable_reduction): Do not re-do reduction analysis
13738         but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
13739         * tree-parloops.c (gather_scalar_reductions): Adjust.
13741 2017-05-30  Richard Biener  <rguenther@suse.de>
13743         PR middle-end/80901
13744         * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
13745         split_edge code.
13747 2017-05-24  Robin Dapp  <rdapp@linux.vnet.ibm.com>
13749         * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
13750         Introduce unknown_misalignment parameter and remove vf.
13751         (vect_peeling_hash_get_lowest_cost):
13752         Pass unknown_misalignment parameter.
13753         (vect_enhance_data_refs_alignment):
13754         Fix unsupportable data ref treatment.
13756 2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>
13758         * tree-vect-data-refs.c (vect_get_data_access_cost):
13759         Workaround for SLP handling.
13760         (vect_enhance_data_refs_alignment):
13761         Compute costs for doing no peeling at all, compare to the best
13762         peeling costs so far and avoid peeling if cheaper.
13764 2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>
13766         * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
13767         Return peeling info and set costs to zero for unlimited cost
13768         model.
13769         (vect_enhance_data_refs_alignment): Also inspect all datarefs
13770         with unknown misalignment. Compute and costs for unknown
13771         misalignment, compare them to the costs for known misalignment
13772         and choose the cheapest for peeling.
13774 2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>
13776         * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
13777         (vect_get_peeling_costs_all_drs): Create function.
13778         (vect_peeling_hash_get_lowest_cost):
13779         Use vect_get_peeling_costs_all_drs.
13780         (vect_peeling_supportable): Create function.
13781         (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
13783 2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>
13785         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
13786         DR_HAS_NEGATIVE_STEP.
13787         (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
13788         (vect_enhance_data_refs_alignment): Use.
13789         (vect_duplicate_ssa_name_ptr_info): Use.
13790         * tree-vectorizer.h (dr_misalignment): Use.
13791         (known_alignment_for_access_p): Use.
13793 2017-05-30  Jozef Lawrynowicz  <jozef.l@somniumtech.com>
13795         PR target/78838
13796         * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
13797         .lowtext.
13798         (has_section_name): New function.
13800 2017-05-30  Martin Liska  <mliska@suse.cz>
13802         PR other/80909
13803         * auto-profile.c (get_function_decl_from_block): Fix
13804         parenthesis.
13806 2017-05-30  Richard Biener  <rguenther@suse.de>
13808         PR middle-end/80876
13809         * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
13811 2017-05-30  Martin Liska  <mliska@suse.cz>
13813         * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
13814         * dumpfile.h (struct dump_file_info): Remove ctors.
13816 2017-05-30  Martin Liska  <mliska@suse.cz>
13818         * predict.def: Fix GNU coding style.
13820 2017-05-29  Max Filippov  <jcmvbkbc@gmail.com>
13822         * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
13823         Mark 'to' argument with ATTRIBUTE_UNUSED.
13825 2017-05-29  Max Filippov  <jcmvbkbc@gmail.com>
13827         * config/xtensa/xtensa.c (xtensa_emit_call): Use
13828         HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
13829         (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
13830         format string.
13832 2017-05-29  Eric Botcazou  <ebotcazou@adacore.com>
13834         * doc/install.texi (Options specification): Restore entry of
13835         --enable-sjlj-exceptions.
13837 2017-05-27  Michael Eager  <eager@eagercon.com>
13839         Revert:
13840         2016-01-21  Ajit Agarwal  <ajitkum@xilinx.com>
13842         See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
13844         * config/microblaze/microblaze.h
13845         (FIXED_REGISTERS): Update in macro.
13846         (CALL_USED_REGISTERS): Update in macro.
13848 2017-05-27  François-Xavier Coudett  <fxcoudert@gcc.gnu.org>
13850         * doc/install.texi: Add links to macOS binary distributions.
13852 2017-05-27  Jakub Jelinek  <jakub@redhat.com>
13854         PR bootstrap/80887
13855         Revert:
13856         2017-05-25  Marc Glisse  <marc.glisse@inria.fr>
13858         * match.pd ((A +- CST1) +- CST2): Allow some conversions.
13860 2017-05-26  Martin Liska  <mliska@suse.cz>
13862         * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
13864 2017-05-26  Martin Liska  <mliska@suse.cz>
13866         * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
13867         always leading ';; '.
13868         (dump_bb_info): Likewise.
13869         (brief_dump_cfg): Likewise.
13870         * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
13871         * dumpfile.c: Remove usage of TDF_VERBOSE.
13872         * dumpfile.h (enum dump_kind): Likewise.
13873         (dump_gimple_bb_header): Do not use TDF_COMMENT.
13874         * print-tree.c (debug_verbose): Remove.
13875         * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
13876         (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
13877         * tree-diagnostic.c (default_tree_printer): Replace
13878         TDF_DIAGNOSTIC with TDF_SLIM.
13880 2017-05-26  Bin Cheng  <bin.cheng@arm.com>
13882         * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
13883         in parameter loop, rather than loop_vinfo.
13884         (create_intersect_range_checks): Ditto.
13885         (vect_create_cond_for_alias_checks): Update call to above functions.
13887 2017-05-26  Bin Cheng  <bin.cheng@arm.com>
13889         PR tree-optimization/80815
13890         * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
13891         for merging runtime alias checks.  Handle negative DR_STEPs.
13893 2017-05-26  Bin Cheng  <bin.cheng@arm.com>
13895         * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
13896         Move from ...
13897         * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
13898         * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
13899         out code pruning runtime alias checks.
13900         * tree-data-ref.c (prune_runtime_alias_test_list): New function
13901         factored out from above.
13902         * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
13903         Move from ...
13904         * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
13905         ... to here.
13906         (prune_runtime_alias_test_list): New decalaration.
13908 2017-05-26  Bin Cheng  <bin.cheng@arm.com>
13910         * tree-vect-data-refs.c (compare_tree): Rename and move ...
13911         * tree-data-ref.c (data_ref_compare_tree): ... to here.
13912         * tree-data-ref.h (data_ref_compare_tree): New decalaration.
13913         * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
13914         (operator==, comp_dr_with_seg_len_pair): Ditto.
13915         (vect_prune_runtime_alias_test_list): Ditto.
13917 2017-05-26  Martin Liska  <mliska@suse.cz>
13919         PR ipa/80663
13920         * params.def: Bound partial-inlining-entry-probability param.
13922 2017-05-26  Marek Polacek  <polacek@redhat.com>
13924         PR sanitizer/80875
13925         * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
13926         can be negated.
13928 2017-05-26  Richard Biener  <rguenther@suse.de>
13930         PR tree-optimization/80842
13931         * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
13932         value.
13934 2017-05-26  Richard Biener  <rguenther@suse.de>
13936         PR tree-optimization/80844
13937         * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
13939 2017-05-25  Sebastian Peryt  <sebastian.peryt@intel.com>
13941         * doc/md.texi (Machine Constraints): Update x86 family
13942         machine constraints section to match 'config/i386/constraints.md'.
13944 2017-05-25  Volker Reichelt  <v.reichelt@netcologne.de>
13946         * doc/invoke.texi (-Wcatch-value=): Document new warning option.
13948 2017-05-25  Nathan Sidwell  <nathan@acm.org>
13950         * doc/invoke.texi (--enable-languages): Update documentation.
13952 2017-05-25  Martin Liska  <mliska@suse.cz>
13954         * dumpfile.c: Add TDF_FOLDING.
13955         * dumpfile.h (enum dump_kind): Likewise.
13956         * genmatch.c (dt_simplify::gen_1): Use it.
13958 2017-05-25  Marc Glisse  <marc.glisse@inria.fr>
13960         * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
13962 2017-05-25  Marc Glisse  <marc.glisse@inria.fr>
13964         * match.pd ((A +- CST1) +- CST2): Allow some conversions.
13965         * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
13967 2017-05-25  Marc Glisse  <marc.glisse@inria.fr>
13969         * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
13970         * match.pd (X == C): Rewrite it here.
13971         (with_possible_nonzero_bits, with_possible_nonzero_bits2,
13972         with_certain_nonzero_bits2): New predicates.
13973         * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
13975 2017-05-24  Nathan Sidwell  <nathan@acm.org>
13977         * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
13978         avoid warning.
13980         * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
13981         warning.
13983 2017-05-24  Segher Boessenkool  <segher@kernel.crashing.org>
13985         * config/powerpcspe: New port.  Files are copied from the rs6000
13986         port, with "rs6000" in filenames replaced by "powerpcspe".
13988 2017-05-24  Wilco Dijkstra  <wdijkstr@arm.com>
13990         PR rtl-optimization/80754
13991         * lra-remat.c (do_remat): Add overlap checks for dst_regno.
13993 2017-05-24  Sheldon Lobo  <smlobo@sheldon.us.oracle.com>
13995         * config/sparc/sparc.md (length): Return the correct value for -mflat
13996         sibcalls to match output_sibcall.
13998 2017-05-24  Segher Boessenkool  <segher@kernel.crashing.org>
14000         PR bootstrap/80860
14001         PR bootstrap/80843
14002         * config/rs6000/rs6000.c (struct machine_function): Add new field
14003         n_components.
14004         (rs6000_get_separate_components): Init that field, use it.
14005         (rs6000_components_for_bb): Use the field.
14007 2017-05-24  Thomas Preud'homme  <thomas.preudhomme@arm.com>
14009         * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
14011 2017-05-24  Peter Bergner  <bergner@vnet.ibm.com>
14013         PR middle-end/80823
14014         * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
14016 2017-05-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
14018         PR target/80725
14019         * config/s390/s390.c (s390_check_qrst_address): Check incoming
14020         address against address_operand predicate.
14021         * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
14023 2017-05-24  Eric Botcazou  <ebotcazou@adacore.com>
14025         * var-tracking.c (track_expr_p): Do not return 0 for tracked record
14026         parameters passed indirectly.
14028 2017-05-23  Uros Bizjak  <ubizjak@gmail.com>
14030         * config/i386/i386.md (*movdi_internal): Remove SSE4
14031         alternative 18 (?r, *v).  Update insn attributes.
14032         (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
14033         Update insn attributes.
14034         (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
14035         Update insn attributes.
14036         * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
14037         alternative 1 (r, v). Remove isa attribute.
14038         * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
14039         Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
14040         and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
14042 2017-05-23  Tom de Vries  <tom@codesourcery.com>
14044         * doc/sourcebuild.texi (Directives, Verify compiler message): Document
14045         dg-line directive.
14047 2017-05-23  Jan Hubicka  <hubicka@ucw.cz>
14049         * cgraphunit.c (symbol_table::process_new_functions): Update.
14050         * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
14051         (inline_generate_summary): Rename to ...
14052         (ipa_fn_summary_generate): ... this one.
14053         (inline_read_summary): Rename to ...
14054         (ipa_fn_summary_read): ... this one.
14055         (inline_write_summary): Rename to ...
14056         (ipa_fn_summary_write): ... this one.
14057         (inline_free_summary): Rename to ...
14058         (ipa_free_fn_summary): ... this one.
14059         (pass_data_local_fn_summary, pass_local_fn_summary,
14060         make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
14061         pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
14062         pass_data_ipa_fn_summary, pass_ipa_fn_summary,
14063         make_pass_ipa_fn_summary): New.
14064         * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
14065         inline_write_summary, inline_free_summary): Remove.
14066         (ipa_free_fn_summary) : New.
14067         * ipa-inline.c (ipa_inline): Update.
14068         (pass_ipa_inline): Do not generate summaries.
14069         * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
14070         Remove.
14071         * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
14072         and add pass_ipa_fn_summary.
14073         * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
14074         New.
14075         (make_pass_inline_parameters): Remove.
14077 2017-05-23  Thomas Schwinge  <thomas@codesourcery.com>
14079         * omp-low.c (struct omp_context): Remove "default_kind" member.
14080         Adjust all users.
14082         * omp-offload.c (execute_oacc_device_lower): Remove the
14083         parallelism dimensions function attributes for unparallelized
14084         OpenACC kernels constructs.
14086 2017-05-23  Martin Liska  <mliska@suse.cz>
14088         * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
14089         functions.
14090         (cgraph_edge::make_speculative): Likewise.
14091         (cgraph_edge::resolve_speculation): Likewise.
14092         (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
14093         (cgraph_node::dump): Likewise.
14094         * cgraph.h: Likewise.
14095         * cgraphunit.c (analyze_functions): Likewise.
14096         (symbol_table::compile): Likewise.
14097         * ipa-cp.c (print_all_lattices): Likewise.
14098         (determine_versionability): Likewise.
14099         (initialize_node_lattices): Likewise.
14100         (ipcp_verify_propagated_values): Likewise.
14101         (estimate_local_effects): Likewise.
14102         (update_profiling_info): Likewise.
14103         (create_specialized_node): Likewise.
14104         (perhaps_add_new_callers): Likewise.
14105         (decide_about_value): Likewise.
14106         (decide_whether_version_node): Likewise.
14107         (identify_dead_nodes): Likewise.
14108         (ipcp_store_bits_results): Likewise.
14109         * ipa-devirt.c (dump_targets): Likewise.
14110         (ipa_devirt): Likewise.
14111         * ipa-icf.c (sem_item::dump): Likewise.
14112         (sem_function::equals): Likewise.
14113         (sem_variable::equals): Likewise.
14114         (sem_item_optimizer::read_section): Likewise.
14115         (sem_item_optimizer::execute): Likewise.
14116         (congruence_class::dump): Likewise.
14117         * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
14118         (dump_inline_summary): Likewise.
14119         (estimate_node_size_and_time): Likewise.
14120         (inline_analyze_function): Likewise.
14121         * ipa-inline-transform.c (inline_call): Likewise.
14122         * ipa-inline.c (report_inline_failed_reason): Likewise.
14123         (want_early_inline_function_p): Likewise.
14124         (edge_badness): Likewise.
14125         (update_edge_key): Likewise.
14126         (inline_small_functions): Likewise.
14127         * ipa-profile.c (ipa_profile): Likewise.
14128         * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
14129         (ipa_make_edge_direct_to_target): Likewise.
14130         (remove_described_reference): Likewise.
14131         (ipa_impossible_devirt_target): Likewise.
14132         (propagate_controlled_uses): Likewise.
14133         (ipa_print_node_params): Likewise.
14134         (ipcp_transform_function): Likewise.
14135         * ipa-pure-const.c (pure_const_read_summary): Likewise.
14136         (propagate_pure_const): Likewise.
14137         * ipa-reference.c (generate_summary): Likewise.
14138         (read_write_all_from_decl): Likewise.
14139         (propagate): Likewise.
14140         (ipa_reference_read_optimization_summary): Likewise.
14141         * ipa-utils.c (ipa_merge_profiles): Likewise.
14142         * ipa.c (walk_polymorphic_call_targets): Likewise.
14143         (symbol_table::remove_unreachable_nodes): Likewise.
14144         (ipa_single_use): Likewise.
14145         * passes.c (execute_todo): Likewise.
14146         * predict.c (drop_profile): Likewise.
14147         * symtab.c (symtab_node::get_dump_name): New function.
14148         (symtab_node::dump_name): Likewise.
14149         (symtab_node::dump_asm_name): Likewise.
14150         (symtab_node::dump_references): Likewise.
14151         (symtab_node::dump_referring): Likewise.
14152         (symtab_node::dump_base): Likewise.
14153         (symtab_node::debug_symtab): Likewise.
14154         * tree-sra.c (convert_callers_for_node): Likewise.
14155         * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14156         * value-prof.c (init_node_map): Likewise.
14158 2017-05-23  Martin Liska  <mliska@suse.cz>
14160         * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
14161         and symtab_node::debug_symtab to symbol_table::debug.
14162         * cgraphunit.c (analyze_functions): Use the renamed function.
14163         (symbol_table::compile): Likewise.
14164         * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
14165         * ipa-icf.c (sem_item_optimizer::execute): Likewise.
14166         * passes.c (execute_todo): Likewise.
14167         * symtab.c (symbol_table::dump): New function.
14168         * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
14170 2017-05-23  Jan Hubicka  <hubicka@ucw.cz>
14172         * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
14173         that nonconst implies exec.
14175 2017-05-23  Jan Hubicka  <hubicka@ucw.cz>
14177         * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
14178         inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
14179         (inline_edge_summary_vec): Turn into ...
14180         (ipa_call_summaries): ... this one.
14181         (redirect_to_unreachable, edge_set_predicate,
14182         evaluate_properties_for_edge, inline_summary_alloc,
14183         reset_ipa_call_summary, reset_inline_summary,
14184         inline_summary_t::duplicate): Update.
14185         (inline_edge_duplication_hook): Turn to ...
14186         (ipa_call_summary_t::duplicate): ... this one.
14187         (inline_edge_removal_hook): Turn to ...
14188         (ipa_call_summary_t::remove): ... this one.
14189         (dump_inline_edge_summary): Turn to ...
14190         (dump_ipa_call_summary): ... this one.
14191         (estimate_function_body_sizes): Update.
14192         (inline_update_callee_summaries): Update.
14193         (remap_edge_change_prob): Update.
14194         (remap_edge_summaries): Update.
14195         (inline_merge_summary): Update.
14196         (do_estimate_edge_time): Update.
14197         (inline_generate_summary): Update.
14198         (inline_read_section): Update.
14199         (inline_read_summary): Update.
14200         (inline_free_summary): Update.
14201         * ipa-inline.c (can_inline_edge_p): Update.
14202         (compute_inlined_call_time): Update.
14203         (want_inline_small_function_p): Update.
14204         (edge_badness): Update.
14205         (early_inliner): Update.
14206         * ipa-inline.h (inline_edge_summary): Turn to ...
14207         (ipa_call_summary): ... this one.
14208         (ipa_call_summary_t): New class.
14209         (inline_edge_summary_t, inline_edge_summary_vec): Remove.
14210         (ipa_call_summaries): New.
14211         (inline_edge_summary): Remove.
14212         (estimate_edge_growth): Update.
14213         * ipa-profile.c (ipa_propagate_frequency_1): Update.
14214         * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
14215         * ipa-split.c (execute_split_functions): Update.
14216         * ipa.c (symbol_table::remove_unreachable_nodes): Update.
14218 2017-05-23  Tom de Vries  <tom@codesourcery.com>
14220         * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
14221         attributes): Document rdrand effective target.
14223 2017-05-23  Tom de Vries  <tom@codesourcery.com>
14225         * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
14226         attributes): Sort alphabetically.
14228 2017-05-23  Georg-Johann Lay  <avr@gjlay.de>
14230         * config/avr/genmultilib.awk: Use gsub instead of gensub.
14232 2017-05-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
14234         PR target/80718
14235         * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
14236         V2DF/V2DI splat into two separate patterns, one that handles
14237         registers, and the other that only handles memory.  Drop support
14238         for splatting from a GPR on ISA 2.07 and then splitting the
14239         splat into direct move and splat.
14240         (vsx_splat_<mode>_reg): Likewise.
14241         (vsx_splat_<mode>_mem): Likewise.
14243 2017-05-22  Segher Boessenkool  <segher@kernel.crashing.org>
14245         * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
14247 2017-05-22  Jakub Jelinek  <jakub@redhat.com>
14249         PR middle-end/80809
14250         * omp-low.c (finish_taskreg_remap): New function.
14251         (finish_taskreg_scan): If unit size of ctx->record_type
14252         is non-constant, unshare the size expression and replace
14253         decls in it with possible outer var refs.
14255         PR middle-end/80809
14256         * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
14257         GOVD_SHARED rather than GOVD_PRIVATE with it.
14258         (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
14259         GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
14261         PR middle-end/80853
14262         * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
14263         as last argument to build_outer_var_ref for pointer bases of array
14264         section reductions.
14266 2017-05-19  Martin Sebor  <msebor@redhat.com>
14268         * print-tree.c (print_node): Print DECL_READ_P flag.
14270 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
14272         * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
14273         * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
14274         * cgraph.c: Likewise.
14275         * cgraphunit.c: Likewise.
14276         * gengtype.c: Likewise.
14277         * ipa-cp.c: Likewise.
14278         * ipa-devirt.c: Likewise.
14279         * ipa-icf.c: Likewise.
14280         * ipa-predicate.c: Likewise.
14281         * ipa-profile.c: Likewise.
14282         * ipa-prop.c: Likewise.
14283         * ipa-split.c: Likewise.
14284         * ipa.c: Likewise.
14285         * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
14286         edge_predicate_pool, dump_inline_hints,
14287         inline_summary::account_size_time, redirect_to_unreachable,
14288         edge_set_predicate, set_hint_predicate,
14289         evaluate_conditions_for_known_args, evaluate_properties_for_edge,
14290         inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
14291         inline_summary_t::remove, remap_hint_predicate_after_duplication,
14292         inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
14293         ipa_call_summary_t::remove, initialize_growth_caches,
14294         free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
14295         debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
14296         mark_modified, unmodified_parm_1, unmodified_parm,
14297         unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
14298         set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
14299         compute_bb_predicates, will_be_nonconstant_expr_predicate,
14300         will_be_nonconstant_predicate, record_modified_bb_info,
14301         get_minimal_bb, record_modified, param_change_prob,
14302         phi_result_unknown_predicate, predicate_for_phi_result,
14303         array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
14304         estimate_function_body_sizes, compute_inline_parameters,
14305         compute_inline_parameters_for_curren, pass_data_inline_parameters,
14306         estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
14307         inline_update_callee_summaries, remap_edge_change_prob,
14308         remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
14309         inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
14310         inline_analyze_function, inline_summary_t::insert,
14311         inline_generate_summary, read_ipa_call_summary, inline_read_section,
14312         inline_read_summary, write_ipa_call_summary, inline_write_summary,
14313         inline_free_summary): Move to ipa-fnsummary.h
14314         (predicate_t): Remove.
14315         * ipa-fnsummary.c: New file.
14316         * ipa-inline.h:  Do not include sreal.h and ipa-predicate.h
14317         (enum inline_hints_vals, inline_hints, agg_position_info,
14318         INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
14319         inline_summaries, ipa_call_summary, ipa_call_summary_t,
14320         ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
14321         dump_inline_summary, dump_inline_hints, inline_generate_summary,
14322         inline_read_summary, inline_write_summary, inline_free_summary,
14323         inline_analyze_function, initialize_inline_failed,
14324         inline_merge_summary, inline_update_overall_summary,
14325         compute_inline_parameters): Move to ipa-fnsummary.h
14326         * ipa-fnsummary.h: New file.
14327         * ipa-inline-transform.h: Include ipa-inline.h.
14328         * ipa-inline.c: LIkewise.
14330 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
14332         * ipa-inline.c (edge_badness): Use inlined_time instead of
14333         inline_summaries->get.
14335 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
14337         * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
14339 2017-05-22  Nathan Sidwell  <nathan@acm.org>
14341         * doc/invoke.texi (fdump-translation-unit): Delete documentation.
14342         (fdump-lang): Document 'raw' option.
14343         * dumpfile.h (TDI_tu): Delete.
14344         * dumpfile.c (dump_files): Remove translation-unit.
14345         (FIRST_AUTO_NUMBERED_DUMP): Decrement.
14347 2017-05-22  Georg-Johann Lay  <avr@gjlay.de>
14349         * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
14350         command option from $(AWK) call.
14351         * config/avr/genmultilib.awk: Simplify and rewrite so that it
14352         generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
14353         [FORMAT]: Remove handling of variable.
14354         * config/avr/t-multilib: Regenerate.
14356 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
14358         * ipa-inline-analysis.c (inline_summary::reset): Do not reset
14359         self_time.
14360         (dump_inline_summary): Do not print self_time.
14361         (estimate_function_body_sizes): Do not set self_time.
14362         (compute_inline_parameters): Likewise.
14363         (inline_read_section, inline_write_summary): Do not stream self_time.
14364         * ipa-inline.h (inline_summary): Drop self_time.
14366 2017-05-22  Jan Hubicka  <hubicka@ucw.cz>
14368         * ipa-inline-analysis.c (account_size_time): Rename to ...
14369         (inline_summary::account_size_time): ... this one.
14370         (reset_ipa_call_summary): Turn to ...
14371         (ipa_call_summary::reset): ... this one.
14372         (reset_inline_summary): Turn to ...
14373         (inline_summary::reset): ... this one.
14374         (inline_summary_t::remove): Update.
14375         (inline_summary_t::duplicate): Update.
14376         (ipa_call_summary_t::remove): Update.
14377         (dump_inline_summary): Update.
14378         (estimate_function_body_sizes): Update.
14379         (compute_inline_parameters): Update.
14380         (estimate_node_size_and_time): Update.
14381         (inline_merge_summary): Update.
14382         (inline_update_overall_summary): Update.
14383         (inline_read_section): Update.
14384         (inline_write_summary): Update.
14385         * ipa-inline.h (inline_summary): Rename entry to size_time_table;
14386         add account_size_time and reset member functions.
14387         (ipa_call_summary): Add reset function.
14388         * ipa-predicate.h (predicate::operator &): Constify.
14390 2017-05-22  Richard Biener  <rguenther@suse.de>
14392         * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
14394 2017-05-19  Jason Merrill  <jason@redhat.com>
14396         * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
14398 2017-05-19  Marek Polacek  <polacek@redhat.com>
14400         PR sanitizer/80800
14401         * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
14402         TYPE_OVERFLOW_WRAPS checks.
14404 2017-05-19  Thomas Schwinge  <thomas@codesourcery.com>
14406         * tree-core.h (enum omp_clause_default_kind): Add
14407         "OMP_CLAUSE_DEFAULT_PRESENT".
14408         * tree-pretty-print.c (dump_omp_clause): Handle it.
14409         * gimplify.c (enum gimplify_omp_var_data): Add
14410         "GOVD_MAP_FORCE_PRESENT".
14411         (gimplify_adjust_omp_clauses_1): Map it to
14412         "GOMP_MAP_FORCE_PRESENT".
14413         (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
14415         * gimplify.c (oacc_default_clause): Clarify.
14417 2017-05-19  Nathan Sidwell  <nathan@acm.org>
14419         LANG_HOOK_REGISTER_DUMPS
14420         * toplev.c (general_init): Call register dump lang hook.
14421         * doc/invoke.texi: Document -fdump-lang option family.
14422         * dumpfile.c (dump_files): Remove class dump here.
14423         (FIRST_AUTO_NUMBERED_DUMP): Adjust.
14424         * dumpfile.h (tree_dump_index): Remove TDI_class.
14425         * langhooks-def.h (lhd_register_dumps): Declare.
14426         (LANG_HOOKS_REGISTER_DUMPS): Define.
14427         (LANG_HOOKS_INITIALIZER): Add it.
14428         * langhooks.c (lhd_register_dumps): Define.
14429         * langhooks.h (struct lang_hooks): Add register_dumps.
14431 2017-05-19  Nathan Sidwell  <nathan@acm.org>
14433         * context.h (context::set_passes): New.
14434         * context.c (context::context): Do not create pass manager.
14435         * toplev.c (general_init): Create pass manager here.
14437 2017-05-19  Segher Boessenkool  <segher@kernel.crashing.org>
14439         * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
14440         use this splitter if two add or or instructions would also work for
14441         the constant we want to generate.
14443 2017-05-19  Richard Biener  <rguenther@suse.de>
14445         PR build/80821
14446         * genmatch.c (dt_node::gen_kids_1): Add missing scope around
14447         predicate evaluation.
14449 2017-05-19  Jan Hubicka  <hubicka@ucw.cz>
14451         * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
14452         add ctor.
14453         * ipa-inline.c (want_inline_small_function_p): Do not cast to
14454         unsigned.
14456 2017-05-19  Jan Hubicka  <hubicka@ucw.cz>
14458         * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
14459         inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
14460         (inline_edge_summary_vec): Turn into ...
14461         (ipa_call_summaries): ... this one.
14462         (redirect_to_unreachable, edge_set_predicate,
14463         evaluate_properties_for_edge, inline_summary_alloc,
14464         reset_ipa_call_summary, reset_inline_summary,
14465         inline_summary_t::duplicate): Update.
14466         (inline_edge_duplication_hook): Turn to ...
14467         (ipa_call_summary_t::duplicate): ... this one.
14468         (inline_edge_removal_hook): Turn to ...
14469         (ipa_call_summary_t::remove): ... this one.
14470         (dump_inline_edge_summary): Turn to ...
14471         (dump_ipa_call_summary): ... this one.
14472         (estimate_function_body_sizes): Update.
14473         (inline_update_callee_summaries): Update.
14474         (remap_edge_change_prob): Update.
14475         (remap_edge_summaries): Update.
14476         (inline_merge_summary): Update.
14477         (do_estimate_edge_time): Update.
14478         (inline_generate_summary): Update.
14479         (inline_read_section): Update.
14480         (inline_read_summary): Update.
14481         (inline_free_summary): Update.
14482         * ipa-inline.c (can_inline_edge_p): Update.
14483         (compute_inlined_call_time): Update.
14484         (want_inline_small_function_p): Update.
14485         (edge_badness): Update.
14486         (early_inliner): Update.
14487         * ipa-inline.h (inline_edge_summary): Turn to ...
14488         (ipa_call_summary): ... this one.
14489         (ipa_call_summary_t): New class.
14490         (inline_edge_summary_t, inline_edge_summary_vec): Remove.
14491         (ipa_call_summaries): New.
14492         (inline_edge_summary): Remove.
14493         (estimate_edge_growth): Update.
14494         * ipa-profile.c (ipa_propagate_frequency_1): Update.
14495         * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
14496         * ipa-split.c (execute_split_functions): Update.
14497         * ipa.c (symbol_table::remove_unreachable_nodes): Update.
14499 2017-05-19  Richard Biener  <rguenther@suse.de>
14501         PR middle-end/80764
14502         * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
14504 2017-05-18  Segher Boessenkool  <segher@kernel.crashing.org>
14506         * config/rs6000/rs6000.c (struct machine_function): Add field
14507         fpr_is_wrapped_separately.
14508         (rs6000_get_separate_components): Use 64 components.  Handle the
14509         new FPR components.
14510         (rs6000_components_for_bb): Handle the FPR components.
14511         (rs6000_emit_prologue_components): Handle the FPR components.
14512         (rs6000_emit_epilogue_components): Handle the FPR components.
14513         (rs6000_set_handled_components): Handle the FPR components.
14514         (rs6000_emit_prologue): Don't output prologue code for those FPRs
14515         that are already separately shrink-wrapped.
14516         (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
14517         that are already separately shrink-wrapped.
14519 2017-05-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
14521         PR target/80510
14522         * config/rs6000/predicates.md (simple_offsettable_mem_operand):
14523         New predicate.
14525         * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
14526         (define_peephole2 for Altivec d-form load): Add peepholes to catch
14527         cases where the register allocator uses a move and an offsettable
14528         memory operation to/from a FPR register on ISA 2.06/2.07.
14529         (define_peephole2 for Altivec d-form store): Likewise.
14531 2017-05-18  Uros Bizjak  <ubizjak@gmail.com>
14533         PR target/80799
14534         * config/i386/mmx.md (*mov<mode>_internal): Enable
14535         alternatives 11, 12, 13 and 14 also for 32bit targets.
14536         Remove alternatives 15, 16, 17 and 18.
14537         * config/i386/sse.md (vec_concatv2di): Change
14538         alternative (!x, *y) to (x, ?!*Yn).
14540 2017-05-18  Paolo Carlini  <paolo.carlini@oracle.com>
14542         * dumpfile.h (enum dump_kind): Remove stray comma.
14544 2017-05-18  Jan Hubicka  <hubicka@ucw.cz>
14546         * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
14547         * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
14548         predicate::num_conditions
14549         (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
14550         (CHANGED): turn into predicate::changed.
14551         (agg_position_info): Move to ipa-predicate.h
14552         (add_condition, predicate::add_clause, predicate::operator &=,
14553         predicate::or_with, predicate::evaluate, predicate::probability,
14554         dump_condition, dump_clause, predicate::dump,
14555         predicate::remap_after_duplication, predicate::remap_after_inlining,
14556         predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
14557         (evaluate_conditions_for_known_args): Update.
14558         (set_cond_stmt_execution_predicate): Update.
14559         * ipa-inline.h: Include ipa-predicate.h
14560         (condition, inline_param_summary, conditions, agg_position_info,
14561         predicate): Move to ipa-predicate.h
14562         * ipa-predicate.c: New file.
14563         * ipa-predicate.h: New file.
14565 2017-05-18  Wilco Dijkstra  <wdijkstr@arm.com>
14567         * final.c (leaf_function_p): Check we are not in a sequence.
14569 2017-05-18  Martin Liska  <mliska@suse.cz>
14571         * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
14572         * dumpfile.c (dump_register): Use new enum dump_kind.
14573         (get_dump_file_name): Likewise.
14574         (dump_enable_all): Likewise.
14575         (dump_switch_p_1): Likewise.
14576         (enable_rtl_dump_file): Remove usage of TDF_RTL.
14577         * dumpfile.h (enum dump_kind): New enum type.
14578         (struct dump_file_info): Create constructor and
14579         format fields and comments.
14580         * passes.c (pass_manager::register_one_dump_file):
14581         Use num dump_kind.
14582         * statistics.c (statistics_early_init): Likewise.
14583         * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
14584         TDF_TREE with TDF_SLIM.
14585         (gather_memory_references_ref): Likewise.
14587 2017-05-18  Martin Liska  <mliska@suse.cz>
14589         * vec.h (struct vnull): Use it.
14591 2017-05-18  Jan Hubicka  <hubicka@ucw.cz>
14593         * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
14594         (true_predicate, false_predicate, true_predicate_p,
14595         false_predicate_p): Remove.
14596         (single_cond_predicate, not_inlined_predicate): Turn to member function
14597         in ipa-inline.h
14598         (add_condition): Update.
14599         (add_clause): Turn to...
14600         (predicate::add_clause): ... this one; update; allow passing NULL
14601         as parameter.
14602         (and_predicates): Turn to ...
14603         (predicate::operator &=): ... this one.
14604         (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
14605         (or_predicates): Turn to ...
14606         (predicate::or_with): ... this one.
14607         (evaluate_predicate): Turn to ...
14608         (predicate::evaluate): ... this one.
14609         (predicate_probability): Turn to ...
14610         (predicate::probability): ... this one.
14611         (dump_condition): Update.
14612         (dump_predicate): Turn to ...
14613         (predicate::dump): ... this one.
14614         (account_size_time): Update.
14615         (edge_set_predicate): Update.
14616         (set_hint_predicate): UPdate.
14617         (evaluate_conditions_for_known_args): Update.
14618         (evaluate_properties_for_edge): Update.
14619         (remap_predicate_after_duplication): Turn to...
14620         (predicate::remap_after_duplication): ... this one.
14621         (remap_hint_predicate_after_duplication): Update.
14622         (inline_summary_t::duplicate): UPdate.
14623         (dump_inline_edge_summary): Update.
14624         (dump_inline_summary): Update.
14625         (set_cond_stmt_execution_predicate): Update.
14626         (set_switch_stmt_execution_predicate): Update.
14627         (compute_bb_predicates): Update.
14628         (will_be_nonconstant_expr_predicate): Update.
14629         (will_be_nonconstant_predicate): Update.
14630         (phi_result_unknown_predicate): Update.
14631         (predicate_for_phi_result): Update.
14632         (array_index_predicate): Update.
14633         (estimate_function_body_sizes): Update.
14634         (estimate_node_size_and_time): Update.
14635         (estimate_ipcp_clone_size_and_time): Update.
14636         (remap_predicate): Rename to ...
14637         (predicate::remap_after_inlining): ... this one.
14638         (remap_hint_predicate): Update.
14639         (inline_merge_summary): Update.
14640         (inline_update_overall_summary): Update.
14641         (estimate_size_after_inlining): Update.
14642         (read_predicate): Rename to ...
14643         (predicate::stream_in): ... this one.
14644         (read_inline_edge_summary): Update.
14645         (write_predicate): Rename to ...
14646         (predicate::stream_out): ... this one.
14647         (write_inline_edge_summary): Update.
14648         * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
14649         (clause_t): Turn to uint32_t
14650         (predicate): Turn to class; implement constructor and operators
14651         ==, !=, &
14652         (size_time_entry): Update.
14653         (inline_summary): Update.
14654         (inline_edge_summary): Update.
14656 2017-05-18  Marc Glisse  <marc.glisse@inria.fr>
14658         * fold-const.c (fold_binary_loc): Move transformation...
14659         * match.pd (C - X CMP X): ... here.
14661 2017-05-18  Sheldon Lobo  <sheldon.lobo@oracle.com>
14663         * config/sparc/sparc.c (sparc_option_override): Set function
14664         alignment for -mcpu=niagara7 to 64 to match the I$ line.
14665         * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
14666         latency to 1.
14667         * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
14668         latency to 2.
14669         * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
14671 2017-05-18  Marek Polacek  <polacek@redhat.com>
14673         PR sanitizer/80797
14674         * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
14675         (pass_ubsan::execute): Call gimple_assign_single_p instead of
14676         gimple_assign_load_p.
14678 2017-05-17  Segher Boessenkool  <segher@kernel.crashing.org>
14680         PR middle-end/80692
14681         * real.c (do_compare): Give decimal_do_compare preference over
14682         comparing just the signs.
14684 2017-05-17  Uros Bizjak  <ubizjak@gmail.com>
14686         * doc/md.texi (Canonicalization of Instructions): Describe the
14687         canonical form of instructions that inherently set a condition
14688         code register.
14690 2017-05-17  Peter Bergner  <bergner@vnet.ibm.com>
14692         PR middle-end/80775
14693         * tree-cfg.c: Move deletion of unreachable case statements to after
14694         the merging of consecutive case labels.
14696 2017-05-17  Thomas Preud'homme  <thomas.preudhomme@arm.com>
14698         * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
14699         readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
14700         restoring of callee-saved registers.
14702 2017-05-17  Eric Botcazou  <ebotcazou@adacore.com>
14704         * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
14705         * config/visium/visium.c (single_set_and_flags): Likewise.
14706         * config/visium/visium.md (Substitutions): Likewise.
14708 2017-05-17  Martin Liska  <mliska@suse.cz>
14710         * cfg.c: Introduce dump_flags_t type and
14711         use it instead of int type.
14712         * cfg.h: Likewise.
14713         * cfghooks.c: Likewise.
14714         * cfghooks.h (struct cfg_hooks): Likewise.
14715         * cfgrtl.c: Likewise.
14716         * cfgrtl.h: Likewise.
14717         * cgraph.c (cgraph_node::get_body): Likewise.
14718         * coretypes.h: Likewise.
14719         * domwalk.c: Likewise.
14720         * domwalk.h: Likewise.
14721         * dumpfile.c (struct dump_option_value_info): Likewise.
14722         (dump_enable_all): Likewise.
14723         (dump_switch_p_1): Likewise.
14724         (opt_info_switch_p): Likewise.
14725         * dumpfile.h (enum tree_dump_index): Likewise.
14726         (struct dump_file_info): Likewise.
14727         * genemit.c: Likewise.
14728         * generic-match-head.c: Likewise.
14729         * gengtype.c (open_base_files): Likewise.
14730         * gimple-pretty-print.c: Likewise.
14731         * gimple-pretty-print.h: Likewise.
14732         * graph.c (print_graph_cfg): Likewise.
14733         * graphite-scop-detection.c (dot_all_sese): Likewise.
14734         * ipa-devirt.c (build_type_inheritance_graph): Likewise.
14735         * loop-unroll.c (report_unroll): Likewise.
14736         * passes.c (pass_manager::register_one_dump_file): Likewise.
14737         * print-tree.c: Likewise.
14738         * statistics.c: Likewise.
14739         * tree-cfg.c: Likewise.
14740         * tree-cfg.h: Likewise.
14741         * tree-dfa.c: Likewise.
14742         * tree-dfa.h: Likewise.
14743         * tree-dump.c (dump_function): Likewise.
14744         * tree-dump.h (struct dump_info): Likewise.
14745         * tree-pretty-print.c: Likewise.
14746         * tree-pretty-print.h: Likewise.
14747         * tree-ssa-live.c: Likewise.
14748         * tree-ssa-live.h: Likewise.
14749         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
14750         * tree-vect-loop.c: Likewise.
14751         * tree-vect-slp.c: Likewise.
14753 2017-05-16  James Greenhalgh  <james.greenhalgh@arm.com>
14754             Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
14756         PR tree-optimization/80457
14757         * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
14758         of all arguments to a statement as scalar_to_vec operations.
14759         (vectorizable_call): Adjust call to vect_model_simple_cost for
14760         new parameter.
14761         (vectorizable_conversion): Likewise.
14762         (vectorizable_assignment): Likewise.
14763         (vectorizable_shift): Likewise.
14764         (vectorizable_operation): Likewise.
14765         (vectorizable_comparison): Likewise.
14766         (vect_is_simple_cond): Record the def types for operands.
14767         (vectorizable_condition): Likewise, call vect_model_simple_cost.
14768         * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
14769         for statement argument count.
14771 2017-05-16  Carl Love  <cel@us.ibm.com>
14773         * config/rs6000/rs6000-c: Add support for built-in functions
14774         vector unsigned long long vec_bperm (vector unsigned long long,
14775                                              vector unsigned char)
14776         vector signed long long vec_mule (vector signed int,
14777                                           vector signed int)
14778         vector unsigned long long vec_mule (vector unsigned int,
14779                                             vector unsigned int)
14780         vector signed long long vec_mulo (vector signed int,
14781                                           vector signed int)
14782         vector unsigned long long vec_mulo (vector unsigned int,
14783                                             vector unsigned int)
14784         vector signed char vec_sldw (vector signed char,
14785                                      vector signed char,
14786                                      const int)
14787         vector unsigned char vec_sldw (vector unsigned char,
14788                                        vector unsigned char,
14789                                        const int)
14790         vector signed short vec_sldw (vector signed short,
14791                                       vector signed short,
14792                                       const int)
14793         vector unsigned short vec_sldw (vector unsigned short,
14794                                         vector unsigned short,
14795                                         const int)
14796         vector signed int vec_sldw (vector signed int,
14797                                     vector signed int,
14798                                     const int)
14799         vector unsigned int vec_sldw (vector unsigned int,
14800                                       vector unsigned int,
14801                                       const int)
14802         vector signed long long vec_sldw (vector signed long long,
14803                                           vector signed long long,
14804                                           const int)
14805         vector unsigned long long vec_sldw (vector unsigned long long,
14806                                             vector unsigned long long,
14807                                             const int)
14808         * config/rs6000/rs6000-c: Add support for built-in functions
14809         * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
14810         * config/rs6000/altivec.h: Add defintion for vec_sldw.
14811         * doc/extend.texi: Update the built-in documentation for the
14812         new built-in functions.
14814 2017-05-16  Marek Polacek  <polacek@redhat.com>
14816         PR sanitizer/80536
14817         PR sanitizer/80386
14818         * tree.c (save_expr): Don't fold the expression.
14820 2017-05-16  Uros Bizjak  <ubizjak@gmail.com>
14822         * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
14823         to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
14824         and (?*y,m).  Update insn attributes.
14826 2017-05-16  Martin Liska  <mliska@suse.cz>
14828         * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
14829         flags argument of print_gimple_stmt, print_gimple_expr,
14830         print_generic_stmt and print_generic_expr.
14831         * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
14832         * coretypes.h: Likewise.
14833         * except.c (dump_eh_tree): Likewise.
14834         * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
14835         * gimple-pretty-print.h: Likewise.
14836         * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
14837         (backprop::push_to_worklist): Likewise.
14838         (backprop::pop_from_worklist): Likewise.
14839         (backprop::process_use): Likewise.
14840         (backprop::intersect_uses): Likewise.
14841         (note_replacement): Likewise.
14842         * gimple-ssa-store-merging.c
14843         (pass_store_merging::terminate_all_aliasing_chains): Likewise.
14844         (imm_store_chain_info::coalesce_immediate_stores): Likewise.
14845         (pass_store_merging::execute): Likewise.
14846         * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
14847         (ssa_base_cand_dump_callback): Likewise.
14848         (dump_incr_vec): Likewise.
14849         (replace_refs): Likewise.
14850         (replace_mult_candidate): Likewise.
14851         (create_add_on_incoming_edge): Likewise.
14852         (create_phi_basis): Likewise.
14853         (insert_initializers): Likewise.
14854         (all_phi_incrs_profitable): Likewise.
14855         (introduce_cast_before_cand): Likewise.
14856         (replace_one_candidate): Likewise.
14857         * gimplify.c (gimplify_expr): Likewise.
14858         * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
14859         (set_rename): Likewise.
14860         (rename_uses): Likewise.
14861         (copy_loop_phi_nodes): Likewise.
14862         (add_close_phis_to_merge_points): Likewise.
14863         (copy_loop_close_phi_args): Likewise.
14864         (copy_cond_phi_args): Likewise.
14865         (graphite_copy_stmts_from_block): Likewise.
14866         (translate_pending_phi_nodes): Likewise.
14867         * graphite-poly.c (print_pdr): Likewise.
14868         (dump_gbb_cases): Likewise.
14869         (dump_gbb_conditions): Likewise.
14870         (print_scop_params): Likewise.
14871         * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
14872         (build_cross_bb_scalars_use): Likewise.
14873         (gather_bbs::before_dom_children): Likewise.
14874         * hsa-dump.c (dump_hsa_immed): Likewise.
14875         * ipa-cp.c (print_ipcp_constant_value): Likewise.
14876         (get_replacement_map): Likewise.
14877         * ipa-inline-analysis.c (dump_condition): Likewise.
14878         (estimate_function_body_sizes): Likewise.
14879         * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
14880         (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
14881         * ipa-prop.c (ipa_dump_param): Likewise.
14882         (ipa_print_node_jump_functions_for_edge): Likewise.
14883         (ipa_modify_call_arguments): Likewise.
14884         (ipa_modify_expr): Likewise.
14885         (ipa_dump_param_adjustments): Likewise.
14886         (ipa_dump_agg_replacement_values): Likewise.
14887         (ipcp_modif_dom_walker::before_dom_children): Likewise.
14888         * ipa-pure-const.c (check_stmt): Likewise.
14889         (pass_nothrow::execute): Likewise.
14890         * ipa-split.c (execute_split_functions): Likewise.
14891         * omp-offload.c (dump_oacc_loop_part): Likewise.
14892         (dump_oacc_loop): Likewise.
14893         * trans-mem.c (tm_log_emit): Likewise.
14894         (tm_memopt_accumulate_memops): Likewise.
14895         (dump_tm_memopt_set): Likewise.
14896         (dump_tm_memopt_transform): Likewise.
14897         * tree-cfg.c (gimple_verify_flow_info): Likewise.
14898         (print_loop): Likewise.
14899         * tree-chkp-opt.c (chkp_print_addr): Likewise.
14900         (chkp_gather_checks_info): Likewise.
14901         (chkp_get_check_result): Likewise.
14902         (chkp_remove_check_if_pass): Likewise.
14903         (chkp_use_outer_bounds_if_possible): Likewise.
14904         (chkp_reduce_bounds_lifetime): Likewise.
14905         * tree-chkp.c (chkp_register_addr_bounds): Likewise.
14906         (chkp_mark_completed_bounds): Likewise.
14907         (chkp_register_incomplete_bounds): Likewise.
14908         (chkp_mark_invalid_bounds): Likewise.
14909         (chkp_maybe_copy_and_register_bounds): Likewise.
14910         (chkp_build_returned_bound): Likewise.
14911         (chkp_get_bound_for_parm): Likewise.
14912         (chkp_build_bndldx): Likewise.
14913         (chkp_get_bounds_by_definition): Likewise.
14914         (chkp_generate_extern_var_bounds): Likewise.
14915         (chkp_get_bounds_for_decl_addr): Likewise.
14916         * tree-chrec.c (chrec_apply): Likewise.
14917         * tree-data-ref.c (dump_data_reference): Likewise.
14918         (dump_subscript): Likewise.
14919         (dump_data_dependence_relation): Likewise.
14920         (analyze_overlapping_iterations): Likewise.
14921         * tree-inline.c (expand_call_inline): Likewise.
14922         (tree_function_versioning): Likewise.
14923         * tree-into-ssa.c (dump_defs_stack): Likewise.
14924         (dump_currdefs): Likewise.
14925         (dump_names_replaced_by): Likewise.
14926         (dump_update_ssa): Likewise.
14927         (update_ssa): Likewise.
14928         * tree-object-size.c (pass_object_sizes::execute): Likewise.
14929         * tree-parloops.c (build_new_reduction): Likewise.
14930         (try_create_reduction_list): Likewise.
14931         (ref_conflicts_with_region): Likewise.
14932         (oacc_entry_exit_ok_1): Likewise.
14933         (oacc_entry_exit_single_gang): Likewise.
14934         * tree-pretty-print.h: Likewise.
14935         * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
14936         (get_scalar_evolution): Likewise.
14937         (add_to_evolution): Likewise.
14938         (get_loop_exit_condition): Likewise.
14939         (analyze_evolution_in_loop): Likewise.
14940         (analyze_initial_condition): Likewise.
14941         (analyze_scalar_evolution): Likewise.
14942         (instantiate_scev): Likewise.
14943         (number_of_latch_executions): Likewise.
14944         (gather_chrec_stats): Likewise.
14945         (final_value_replacement_loop): Likewise.
14946         (scev_const_prop): Likewise.
14947         * tree-sra.c (dump_access): Likewise.
14948         (disqualify_candidate): Likewise.
14949         (create_access): Likewise.
14950         (reject): Likewise.
14951         (maybe_add_sra_candidate): Likewise.
14952         (create_access_replacement): Likewise.
14953         (analyze_access_subtree): Likewise.
14954         (analyze_all_variable_accesses): Likewise.
14955         (sra_modify_assign): Likewise.
14956         (initialize_constant_pool_replacements): Likewise.
14957         (find_param_candidates): Likewise.
14958         (decide_one_param_reduction): Likewise.
14959         (replace_removed_params_ssa_names): Likewise.
14960         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
14961         * tree-ssa-copy.c (dump_copy_of): Likewise.
14962         (copy_prop_visit_cond_stmt): Likewise.
14963         * tree-ssa-dce.c (mark_operand_necessary): Likewise.
14964         * tree-ssa-dom.c (pass_dominator::execute): Likewise.
14965         (record_equivalences_from_stmt): Likewise.
14966         * tree-ssa-dse.c (compute_trims): Likewise.
14967         (delete_dead_call): Likewise.
14968         (delete_dead_assignment): Likewise.
14969         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
14970         (forward_propagate_into_cond): Likewise.
14971         (pass_forwprop::execute): Likewise.
14972         * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
14973         * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
14974         Likewise.
14975         (move_computations_worker): Likewise.
14976         (execute_sm): Likewise.
14977         * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
14978         (remove_exits_and_undefined_stmts): Likewise.
14979         (remove_redundant_iv_tests): Likewise.
14980         * tree-ssa-loop-ivopts.c (dump_use): Likewise.
14981         (adjust_iv_update_pos): Likewise.
14982         * tree-ssa-math-opts.c (bswap_replace): Likewise.
14983         * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
14984         (value_replacement): Likewise.
14985         * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
14986         * tree-ssa-pre.c (print_pre_expr): Likewise.
14987         (get_representative_for): Likewise.
14988         (create_expression_by_pieces): Likewise.
14989         (insert_into_preds_of_block): Likewise.
14990         (eliminate_insert): Likewise.
14991         (eliminate_dom_walker::before_dom_children): Likewise.
14992         (eliminate): Likewise.
14993         (remove_dead_inserted_code): Likewise.
14994         * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14995         * tree-ssa-reassoc.c (get_rank): Likewise.
14996         (eliminate_duplicate_pair): Likewise.
14997         (eliminate_plus_minus_pair): Likewise.
14998         (eliminate_not_pairs): Likewise.
14999         (undistribute_ops_list): Likewise.
15000         (eliminate_redundant_comparison): Likewise.
15001         (update_range_test): Likewise.
15002         (optimize_range_tests_var_bound): Likewise.
15003         (optimize_vec_cond_expr): Likewise.
15004         (rewrite_expr_tree): Likewise.
15005         (rewrite_expr_tree_parallel): Likewise.
15006         (linearize_expr): Likewise.
15007         (break_up_subtract): Likewise.
15008         (linearize_expr_tree): Likewise.
15009         (attempt_builtin_powi): Likewise.
15010         (attempt_builtin_copysign): Likewise.
15011         (transform_stmt_to_copy): Likewise.
15012         (transform_stmt_to_multiply): Likewise.
15013         (dump_ops_vector): Likewise.
15014         * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
15015         (print_scc): Likewise.
15016         (set_ssa_val_to): Likewise.
15017         (visit_reference_op_store): Likewise.
15018         (visit_use): Likewise.
15019         (sccvn_dom_walker::before_dom_children): Likewise.
15020         (run_scc_vn): Likewise.
15021         * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
15022         Likewise.
15023         (expr_hash_elt::print): Likewise.
15024         (const_and_copies::pop_to_marker): Likewise.
15025         (const_and_copies::record_const_or_copy_raw): Likewise.
15026         * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
15027         * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
15028         (dump_predicates): Likewise.
15029         (find_uninit_use): Likewise.
15030         (warn_uninitialized_phi): Likewise.
15031         (pass_late_warn_uninitialized::execute): Likewise.
15032         * tree-ssa.c (verify_vssa): Likewise.
15033         (verify_ssa): Likewise.
15034         (maybe_optimize_var): Likewise.
15035         * tree-vrp.c (dump_value_range): Likewise.
15036         (dump_all_value_ranges): Likewise.
15037         (dump_asserts_for): Likewise.
15038         (register_edge_assert_for_2): Likewise.
15039         (vrp_visit_cond_stmt): Likewise.
15040         (vrp_visit_switch_stmt): Likewise.
15041         (vrp_visit_stmt): Likewise.
15042         (vrp_visit_phi_node): Likewise.
15043         (simplify_cond_using_ranges_1): Likewise.
15044         (fold_predicate_in): Likewise.
15045         (evrp_dom_walker::before_dom_children): Likewise.
15046         (evrp_dom_walker::push_value_range): Likewise.
15047         (evrp_dom_walker::pop_value_range): Likewise.
15048         (execute_early_vrp): Likewise.
15050 2017-05-16  Richard Biener  <rguenther@suse.de>
15052         * dwarf2out.c (loc_list_from_tree_1): Do not create
15053         DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
15055 2017-05-16  Richard Biener  <rguenther@suse.de>
15057         * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
15058         just generated.
15059         (note_variable_value_in_expr): If we resolved the decl ref
15060         do not push to the stack.
15062 2017-05-16  Matthew Wahab  <matthew.wahab@arm.com>
15064         * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
15065         operations in fast-math mode.
15066         (vaddq_f16): Likewise.
15067         (vmul_f16): Likewise.
15068         (vmulq_f16): Likewise.
15069         (vsub_f16): Likewise.
15070         (vsubq_f16): Likewise.
15071         * config/arm/neon.md (add<mode>3): New.
15072         (sub<mode>3): New.
15073         (fma:<VH:mode>3): New.  Also remove outdated comment.
15074         (mul<mode>3): New.
15076 2017-05-16  Martin Liska  <mliska@suse.cz>
15078         PR ipa/79849.
15079         PR ipa/79850.
15080         * ipa-devirt.c (warn_types_mismatch): Fix typo.
15081         (odr_types_equivalent_p): Likewise.
15083 2017-05-15  Sylvestre Ledru  <sylvestre@debian.org>
15085         * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
15087 2017-05-15  Uros Bizjak  <ubizjak@gmail.com>
15089         PR target/80425
15090         * config/i386.i386.md (*zero_extendsidi2): Do not penalize
15091         non-interunit SSE move alternatives with '?'.
15092         (zero-extendsidi peephole2): New peephole to skip intermediate
15093         general register in SSE zero-extend sequence.
15095 2017-05-15  Jeff Law  <law@redhat.com>
15097         * reorg.c (relax_delay_slots): Create a new variable to hold
15098         the temporary target rather than clobbering TARGET_LABEL.
15100         * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
15101         missing argument to extract_bit_field call.
15102         * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
15104 2017-05-15  Martin Liska  <mliska@suse.cz>
15106         PR driver/31468
15107         * gcc.c (process_command): Do not allow empty argument of -o option.
15109 2017-05-15  Renlin Li  <renlin.li@arm.com>
15111         * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
15112         * config/aarch64/aarch64.c (aarch64_expand_call): Define.
15113         * config/aarch64/constraints.md (Usf): Add long call check.
15114         * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
15115         (call_value): Likewise.
15116         (sibcall): Likewise.
15117         (sibcall_value): Likewise.
15118         (call_insn): New.
15119         (call_value_insn): New.
15120         (sibcall_insn): Update rtx pattern.
15121         (sibcall_value_insn): Likewise.
15122         (call_internal): Remove.
15123         (call_value_internal): Likewise.
15124         (sibcall_internal): Likewise.
15125         (sibcall_value_internal): Likewise.
15126         (call_reg): Likewise.
15127         (call_symbol): Likewise.
15128         (call_value_reg): Likewise.
15129         (call_value_symbol): Likewise.
15131 2017-05-14  Krister Walfridsson  <krister.walfridsson@gmail.com>
15133         PR target/80600
15134         * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
15136 2017-05-14  Uros Bizjak  <ubizjak@gmail.com>
15138         * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
15139         compatible with CCGOCmode and with CCZmode.
15141 2017-05-14  Martin Sebor  <msebor@redhat.com>
15143         PR middle-end/77671
15144         * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
15145         (gimple_fold_builtin_snprintf): Same.
15146         * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
15147         (gimple_fold_builtin_snprintf): Same.
15148         * gimple-ssa-sprintf.c (get_format_string): Correct the detection
15149         of character types.
15150         (is_call_safe): New function.
15151         (try_substitute_return_value): Call it.
15152         (try_simplify_call): New function.
15153         (pass_sprintf_length::handle_gimple_call): Call it.
15155 2017-05-14  Martin Sebor  <msebor@redhat.com>
15157         PR middle-end/80669
15158         * builtins.c (expand_builtin_stpncpy): Simplify.
15160 2017-05-14  Daniel Santos  <daniel.santos@pobox.com>
15162         * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
15163         * config/i386/i386.h
15164         (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
15165         (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
15166         (struct machine_function): Add new members call_ms2sysv,
15167         call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
15168         (struct machine_frame_state): New fields sp_realigned and
15169         sp_realigned_offset.
15170         * config/i386/i386.c
15171         (enum xlogue_stub): New enum.
15172         (enum xlogue_stub_sets): New enum.
15173         (class xlogue_layout): New class.
15174         (struct ix86_frame): New fields stack_realign_allocate_offset,
15175         stack_realign_offset and outlined_save_offset.  Modify comments to
15176         detail stack layout when using out-of-line stubs.
15177         (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
15178         (ix86_option_override_internal): Add sorry() for TARGET_SEH and
15179         -mcall-ms2sysv-xlogues.
15180         (stub_managed_regs): New static variable.
15181         (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
15182         registers managed by out-of-line stub.
15183         (disable_call_ms2sysv_xlogues): New function.
15184         (ix86_compute_frame_layout): Modify re-alignment calculations, disable
15185         m->call_ms2sysv when appropriate and compute frame layout for
15186         out-of-line stubs.
15187         (sp_valid_at, fp_valid_at): New inline functions.
15188         (choose_basereg): New function.
15189         (choose_baseaddr): Add align parameter, use choose_basereg and modify
15190         all callers.
15191         (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
15192         Use align parameter of choose_baseaddr to generated aligned SSE movs
15193         when possible.
15194         (pro_epilogue_adjust_stack): Modify to track
15195         machine_frame_state::sp_realigned.
15196         (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
15197         (ix86_nsaved_sseregs): Likewise.
15198         (ix86_emit_save_regs): Likewise.
15199         (ix86_emit_save_regs_using_mov): Likewise.
15200         (ix86_emit_save_sse_regs_using_mov): Likewise.
15201         (get_scratch_register_on_entry): Likewise.
15202         (gen_frame_set): New function.
15203         (gen_frame_load): Likewise.
15204         (gen_frame_store): Likewise.
15205         (emit_outlined_ms2sysv_save): Likewise.
15206         (emit_outlined_ms2sysv_restore): Likewise.
15207         (ix86_expand_prologue): Modify stack re-alignment code and call
15208         emit_outlined_ms2sysv_save when appropriate.
15209         (ix86_emit_leave): Clear machine_frame_state::sp_realigned.  Add
15210         parameter rtx_insn *insn, which allows the function to be used to only
15211         generate the notes.
15212         (ix86_expand_epilogue): Modify validity checks of frame and stack
15213         pointers, and call emit_outlined_ms2sysv_restore when appropriate.
15214         (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
15215         * config/i386/predicates.md
15216         (save_multiple): New predicate.
15217         (restore_multiple): Likewise.
15218         * config/i386/sse.md
15219         (save_multiple<mode>): New pattern.
15220         (save_multiple_realign<mode>): Likewise.
15221         (restore_multiple<mode>): Likewise.
15222         (restore_multiple_and_return<mode>): Likewise.
15223         (restore_multiple_leave_return<mode>): Likewise.
15224         * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
15226 2017-05-14  Julia Koval  <julia.koval@intel.com>
15228         * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
15229         * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
15230         (__builtin_ia32_xsetbv): New builtins.
15231         * config/i386/i386.c (ix86_expand_special_args_builtin):
15232         Process new types.
15233         (ix86_expand_builtin): Special expand for new intrinsics.
15234         * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
15235         (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
15236         * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
15238 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15240         * cfganal.c (inverted_post_order_compute): Change argument type
15241         to vec *.
15242         * cfganal.h (inverted_post_order_compute): Adjust prototype.
15243         * df-core.c (rest_of_handle_df_initialize): Adjust.
15244         (rest_of_handle_df_finish): Likewise.
15245         (df_analyze_1): Likewise.
15246         (df_analyze): Likewise.
15247         (loop_inverted_post_order_compute): Change argument to be a vec *.
15248         (df_analyze_loop): Adjust.
15249         (df_get_n_blocks): Likewise.
15250         (df_get_postorder): Likewise.
15251         * df.h (struct df_d): Change field to be a vec.
15252         * lcm.c (compute_laterin): Adjust.
15253         (compute_available): Likewise.
15254         * lra-lives.c (lra_create_live_ranges_1): Likewise.
15255         * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15256         * tree-ssa-pre.c (compute_antic): Likewise.
15258 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15260         * cfganal.c (connect_infinite_loops_to_exit): Adjust.
15261         (depth_first_search::depth_first_search): Change structure init
15262         function to this constructor.
15263         (depth_first_search::add_bb): Rename function to this member.
15264         (depth_first_search::execute): Likewise.
15265         (flow_dfs_compute_reverse_finish): Adjust.
15267 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15269         * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
15270         (longest_simple_path): Likewise.
15271         * shrink-wrap.c (spread_components): Likewise.
15272         (disqualify_problematic_components): Likewise.
15273         (emit_common_heads_for_components): Likewise.
15274         (emit_common_tails_for_components): Likewise.
15275         (insert_prologue_epilogue_for_components): Likewise.
15277 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15279         * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
15280         auto_sbitmap.
15282 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15284         * df-core.c (df_set_blocks): Start using auto_bitmap.
15285         (df_compact_blocks): Likewise.
15286         * df-problems.c (df_rd_confluence_n): Likewise.
15287         * df-scan.c (df_insn_rescan_all): Likewise.
15288         (df_process_deferred_rescans): Likewise.
15289         (df_update_entry_block_defs): Likewise.
15290         (df_update_exit_block_uses): Likewise.
15291         (df_entry_block_bitmap_verify): Likewise.
15292         (df_exit_block_bitmap_verify): Likewise.
15293         (df_scan_verify): Likewise.
15294         * lra-constraints.c (lra_constraints): Likewise.
15295         (undo_optional_reloads): Likewise.
15296         (lra_undo_inheritance): Likewise.
15297         * lra-remat.c (calculate_gen_cands): Likewise.
15298         (do_remat): Likewise.
15299         * lra-spills.c (assign_spill_hard_regs): Likewise.
15300         (spill_pseudos): Likewise.
15301         * tree-ssa-pre.c (bitmap_set_and): Likewise.
15302         (bitmap_set_subtract_values): Likewise.
15304 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15306         * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
15307         management with auto_bitmap.
15308         (fix_inter_tick): Likewise.
15309         (fix_recovery_deps): Likewise.
15310         * ira.c (add_store_equivs): Likewise.
15311         (find_moveable_pseudos): Likewise.
15312         (split_live_ranges_for_shrink_wrap): Likewise.
15313         * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
15314         (rtx_reuse_manager::seen_def_p): Likewise.
15315         (rtx_reuse_manager::set_seen_def): Likewise.
15316         * print-rtl.h (class rtx_reuse_manager): Likewise.
15318 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15320         * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
15321         lifetime.
15322         (migrate_btr_def): Likewise.
15323         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
15324         * df-core.c (loop_post_order_compute): Likewise.
15325         (loop_inverted_post_order_compute): Likewise.
15326         * hsa-common.h: Likewise.
15327         * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
15328         * init-regs.c (initialize_uninitialized_regs): Likewise.
15329         * ipa-inline.c (resolve_noninline_speculation): Likewise.
15330         (inline_small_functions): Likewise.
15331         * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
15332         * ira.c (combine_and_move_insns): Likewise.
15333         (build_insn_chain): Likewise.
15334         * loop-invariant.c (find_invariants): Likewise.
15335         * lower-subreg.c (propagate_pseudo_copies): Likewise.
15336         * predict.c (tree_predict_by_opcode): Likewise.
15337         (predict_paths_leading_to): Likewise.
15338         (predict_paths_leading_to_edge): Likewise.
15339         (estimate_loops_at_level): Likewise.
15340         (estimate_loops): Likewise.
15341         * shrink-wrap.c (try_shrink_wrapping): Likewise.
15342         (spread_components): Likewise.
15343         * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
15344         * tree-loop-distribution.c (rdg_build_partitions): Likewise.
15345         * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
15346         * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
15347         * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
15348         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15349         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
15350         * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
15351         (mark_threaded_blocks): Likewise.
15352         (thread_through_all_blocks): Likewise.
15353         * tree-ssa.c (verify_ssa): Likewise.
15354         (execute_update_addresses_taken): Likewise.
15355         * tree-ssanames.c (verify_ssaname_freelists): Likewise.
15357 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15359         * cfganal.c (mark_dfs_back_edges): Replace manual stack with
15360         auto_vec.
15361         (post_order_compute): Likewise.
15362         (inverted_post_order_compute): Likewise.
15363         (pre_and_rev_post_order_compute_fn): Likewise.
15365 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15367         * genrecog.c (int_set::int_set): Explicitly construct our
15368         auto_vec base class.
15369         * vec.h (auto_vec::auto_vec): New constructor.
15371 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15373         * bitmap.h (class auto_bitmap): New constructor taking
15374         bitmap_obstack * argument.
15376 2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
15378         * bitmap.h (class auto_bitmap): Change type of m_bits to
15379         bitmap_head, and adjust ctor / dtor and member operators.
15381 2017-05-13  Uros Bizjak  <ubizjak@gmail.com>
15383         * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
15384         when returned register mode doesn't match original mode.
15386 2017-05-12  Jeff Law  <law@redhat.com>
15387             Jakub Jelinek  <jakub@redhat.com>
15389         * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
15390         we look for cc setter after the compare-elim changes.
15391         * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
15392         within the vector to match what compare-elim now expects.
15393         (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
15394         (xorsi3_flags, one_cmplsi2_flags): Likewise.
15396         * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
15397         after the compare-elim changes.
15398         * config/rx/rx.md (abssi2_flags): Fix order of patterns within
15399         the vector to match what compare-elim now expects.
15400         (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
15401         (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
15402         (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
15403         (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
15404         (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
15406         * config/visium/visium.c (single_set_and_flags): Fix where
15407         we look for cc setter after the compare-elim changes.
15408         * config/visium/visium.md (flags_subst_logic): Fix order of patterns
15409         with the vector to match what compare-elim now expects.
15410         (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
15411         (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
15412         (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
15413         (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
15414         (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
15415         (neg<mode>2_insn_set_overflow): Likewise.
15417 2017-05-12  Jim Wilson  <jim.wilson@linaro.org>
15419         PR middle-end/79794
15420         * expmed.c (extract_bit_field_1): Add alt_rtl argument.  Before
15421         maybe_expand_insn call, set ops[0].target.  If still set after call,
15422         set alt_rtl.  Add extra arg to recursive calls.
15423         (extract_bit_field): Add alt_rtl argument.  Pass to
15424         extract_bit_field.
15425         * expmed.h (extract_bit_field): Fix prototype.
15426         * expr.c (emit_group_load_1, copy_blkmode_from_reg)
15427         (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
15428         to extract_bit_field_calls.
15429         (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
15430         Pass alt_rtl to extract_bit_field calls.
15431         * calls.c (store_unaligned_arguments_into_psuedos)
15432         load_register_parameters): Pass extra NULL to extract_bit_field calls.
15433         * optabs.c (maybe_legitimize_operand): Clear op->target when call
15434         gen_reg_rtx.
15435         * optabs.h (struct expand_operand): Add target bitfield.
15437 2017-05-12  Uros Bizjak  <ubizjak@gmail.com>
15439         * compare-elim.c (try_eliminate_compare): Canonicalize
15440         operation with embedded compare to
15441         [(set (reg:CCM) (compare:CCM (operation) (immediate)))
15442          (set (reg) (operation)].
15444         * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
15446 2017-05-12  Uros Bizjak  <ubizjak@gmail.com>
15448         PR target/80723
15449         * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
15450         cost of adding a carry flag for ADC instruction.
15451         [case MINUS]: Ignore the cost of subtracting a carry flag
15452         for SBB instruction.
15454 2017-05-12  Steven Munroe  <munroesj@gcc.gnu.org>
15456         * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
15457         and x86intrin.h
15458         * config/rs6000/bmiintrin.h: New file.
15459         * config/rs6000/bmi2intrin.h: New file.
15460         * config/rs6000/x86intrin.h: New file.
15462 2017-05-12  Jeff Law  <law@redhat.com>
15464         * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
15465         markers.
15467 2017-05-12  Peter Bergner  <bergner@vnet.ibm.com>
15469         PR middle-end/80707
15470         * tree-cfg.c: Remove cfg edges of unreachable case statements.
15472 2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>
15474         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
15475         early expansion of vector divide builtins.
15476         (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
15477         builtins identified as having unsigned arguments.
15479 2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>
15481         * config/rs6000/rs6000.c (gimple-fold.h): New #include.
15482         (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
15483         expansion of vector logical operations (and, andc, or, xor,
15484         nor, orc, nand).
15486 2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>
15488         * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
15489         * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
15491 2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>
15493         * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
15494         early GIMPLE expansion of vector multiplies.
15496 2017-05-12  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
15498         * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
15499         TARGET_HAVE_MOVT conditional.
15500         (movt splitter): Likewise.
15502 2017-05-12  Richard Biener  <rguenther@suse.de>
15504         * tree-ssa-sccvn.h (has_VN_INFO): Declare.
15505         * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15506         Fold all stmts not inplace.
15508 2017-05-12  Richard Biener  <rguenther@suse.de>
15510         PR tree-optimization/80713
15511         * tree-ssa-pre.c (remove_dead_inserted_code): Clear
15512         inserted_exprs bit for not removed stmts.
15514 2017-05-12  Thomas Schwinge  <thomas@codesourcery.com>
15516         PR middle-end/69921
15517         * tree-parloops.c (create_parallel_loop): Set "oacc kernels
15518         parallelized" attribute for parallelized OpenACC kernels.
15519         * omp-offload.c (execute_oacc_device_lower): Use it.
15521         * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
15522         Set "oacc kernels" attribute.
15523         * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
15524         parameter.  Adjust all users.
15525         (oacc_fn_attrib_kernels_p): Remove function.
15526         * omp-offload.c (execute_oacc_device_lower): Look for "oacc
15527         kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
15528         * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
15529         * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
15530         assert "oacc kernels" attribute is set.
15532 2017-05-11  Carl Love  <cel@us.ibm.com>
15534         * config/rs6000/rs6000-c: Add support for built-in functions
15535         vector unsigned char vec_popcnt (vector signed char)
15536         vector unsigned char vec_popcnt (vector unsigned char)
15537         vector unsigned short vec_popcnt (vector signed short)
15538         vector unsigned short vec_popcnt (vector unsigned short)
15539         vector unsigned int vec_popcnt (vector signed int)
15540         vector unsigned int vec_popcnt (vector unsigned int)
15541         vector unsigned long long vec_popcnt (vector signed long long)
15542         vector unsigned long long vec_popcnt (vector unsigned long long)
15543         vector signed long long vec_slo (vector signed long long,
15544                                          vector signed char)
15545         vector signed long long vec_slo (vector signed long long,
15546                                          vector unsigned char)
15547         vector unsigned long long vec_slo (vector unsigned long long,
15548                                            vector signed char)
15549         vector unsigned long long vec_slo (vector unsigned long long,
15550                                            vector unsigned char)
15551         * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
15552         VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
15553         * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
15554         vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
15555         * doc/extend.texi: Update the built-in documentation file for the
15556         new built-in functions.
15558 2017-05-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
15560         * attribs.h (sorted_attr_string): Move machine independent
15561         functions for target clone support from the i386 port to common
15562         code.  Rename ix86_function_versions to common_function_versions.
15563         Rename make_name to make_unique_name.
15564         (common_function_versions): Likewise.
15565         (make_unique_name): Likewise.
15566         (make_dispatcher_decl): Likewise.
15567         (is_function_default_version): Likewise.
15568         * attribs.c (attr_strcmp): Likewise.
15569         (sorted_attr_string): Likewise.
15570         (common_function_versions): Likewise.
15571         (make_unique_name): Likewise.
15572         (make_dispatcher_decl): Likewise.
15573         (is_function_default_version): Likewise.
15574         * config/i386/i386.c (attr_strcmp): Likewise.
15575         (sorted_attr_string): Likewise.
15576         (ix86_function_versions): Likewise.
15577         (make_name): Likewise.
15578         (make_dispatcher_decl): Likewise.
15579         (is_function_default_version): Likewise.
15580         (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
15582 2017-05-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
15584         PR target/80695
15585         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15586         Account for direct move costs for vec_construct of integer
15587         vectors.
15589 2017-05-11  Uros Bizjak  <ubizjak@gmail.com>
15591         PR target/80706
15592         * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
15593         (UNSPEC_STX_ATOMIC): Ditto.
15594         (loaddi_via_sse): New insn.
15595         (storedi_via_sse): Ditto.
15596         (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
15597         Update corresponding peephole2 patterns.
15598         (atomic_storedi_fpu): Ditto.
15600 2017-05-11  Julia Koval  <julia.koval@intel.com>
15602         * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
15603         (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
15604         New intrinsics.
15605         * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
15606         (__builtin_ia32_rsqrt14ss_mask): New builtins.
15607         * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
15609 2017-05-11  Nathan Sidwell  <nathan@acm.org>
15611         * graphite-poly.c: Include dumpfile.h.
15613         * dumpfle.h (dump_function): Declare here ...
15614         * tree-dump.h (dump_function): ... not here.
15615         * dumpfile.c: #include tree-cfg.h.
15616         (dump_function): Move here from ...
15617         * tree-dump.c (dump_function): ... here.
15618         * gimplify.c: #include splay-tree.h, not tree-dump.h.
15619         * graphite-poly.c: Don't include tree-dump.h.
15620         * cgraphclones.c: Include dumpfile.h not tree-dump.h.
15621         * print-tree.c: Likewise.
15622         * stor-layout.c: Likewise.
15623         * tree-nested.c: Likewise.
15625         * dumpfile.c (dump_start): Use TDF_FLAGS.
15626         (dump_enable_all): Fix TDF_KIND check thinko.
15628 2017-05-11  Kelvin Nilsen  <kelvin@gcc.gnu.org>
15630         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15631         array entries to represent two legal parameterizations of the
15632         overloaded __builtin_cmpb function, as represented by the
15633         P6_OV_BUILTIN_CMPB constant.
15634         (altivec_resolve_overloaded_builtin): Add special case handling
15635         for the __builtin_cmpb function, as represented by the
15636         P6_OV_BUILTIN_CMPB constant.
15637         * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
15638         (BU_P6_64BIT_2): New macro.
15639         (BU_P6_OVERLOAD_2): New macro
15640         (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
15641         (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
15642         (CMPB): Add overload support to represent both 32-bit and 64-bit
15643         compare-bytes function.
15644         * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15645         support for TARGET_CMPB.
15646         * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
15647         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
15648         documentation of the __builtin_cmpb overloaded built-in function.
15650 2017-05-11  Richard Biener  <rguenther@suse.de>
15652         PR tree-optimization/80705
15653         * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
15654         bases are not vectorizable.
15656 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15658         * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
15659         when counting register pressure.
15661 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15663         * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
15664         (iv_ca_more_deps): Renamed to ...
15665         (iv_ca_compare_deps): ... this.
15666         (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
15668 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15670         * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
15671         to ...
15672         (determine_group_iv_costs): ... here.
15673         (find_inv_vars_cb): Record inv var if it's not recorded before.
15675 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15677         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
15678         (get_shiftadd_cost): Ditto.
15680 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15682         * tree-ssa-address.c: Include header file.
15683         (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
15684         address.
15685         (add_to_parts): Refactor.
15686         (addr_to_parts): New parameter.  Update use of move_hint_to_base.
15687         (create_mem_ref): Update use of addr_to_parts.  Re-associate addr
15688         in new order.
15690 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15692         PR tree-optimization/53090
15693         * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
15694         COMP_IV_EXPR_2.
15695         (extract_cond_operands): Detect condition with IV on both sides
15696         and return COMP_IV_EXPR_2.
15697         (find_interesting_uses_cond): Add iv_use for both IVs in condition.
15698         (rewrite_use_compare): Simplify by removing call to function
15699         extract_cond_operands.
15701 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15703         * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
15704         (extract_cond_operands): Detect condition comparing against non-
15705         invariant bound and return appropriate enum value.
15706         (find_interesting_uses_cond): Update use of extract_cond_operands.
15707         Handle its return value accordingly.
15708         (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
15710 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15712         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
15713         nonlinear iv_use computation in loop invariant sensitive way.
15715 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15717         * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
15718         (find_iv_candidates): Call relate_compare_use_with_all_cands.
15720 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15722         * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
15723         (dump_cand): Support iv_cand.inv_exprs.
15724         (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
15725         for candidates.
15726         (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
15727         iv_cand.inv_exprs.
15729 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15731         * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
15732         from ...
15733         * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
15734         as local function.  Include necessary header files.
15735         * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
15737 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15739         * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
15741 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15743         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
15744         operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
15745         RSHIFT_EXPR and BIT_NOT_EXPR.
15747 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15749         * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
15750         (adjust_setup_cost): New parameter supporting round up adjustment.
15751         (struct address_cost_data): Delete.
15752         (force_expr_to_var_cost): Don't bound cost with spill_cost.
15753         (split_address_cost, ptr_difference_cost): Delete.
15754         (difference_cost, compare_aff_trees, record_inv_expr): Delete.
15755         (struct ainc_cost_data): New struct.
15756         (get_address_cost_ainc): New function.
15757         (get_address_cost, get_computation_cost): Reimplement.
15758         (determine_group_iv_cost_address): Record inv_expr for all uses of
15759         a group.
15760         (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
15761         (iv_ca_has_deps): Reimplemented to ...
15762         (iv_ca_more_deps): ... this.  Check if NEW_CP introduces more deps
15763         than OLD_CP.
15764         (iv_ca_extend): Call iv_ca_more_deps.
15766 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15768         * tree-ssa-address.c (struct mem_address): Move to header file.
15769         (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
15770         * tree-ssa-address.h (struct mem_address): Move from C file.
15771         (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
15773 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15775         * tree-affine.h (aff_combination_type): New interface.
15776         (aff_combination_zero_p): Remove static.
15777         (aff_combination_const_p): New interface.
15778         (aff_combination_singleton_var_p): New interfaces.
15780 2017-05-11  Richard Biener  <rguenther@suse.de>
15782         * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15783         Skip unreachable blocks and destinations.
15784         (eliminate): Move stmt removal and fixup ...
15785         (fini_eliminate): ... here.  Skip inserted exprs.
15786         (pass_pre::execute): Move fini_pre after fini_eliminate.
15787         * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
15788         (tail_merge_optimize): Run cleanup_tree_cfg if requested by
15789         PRE to get rid of dead code that has invalid SSA form and
15790         split critical edges again.
15792 2017-05-11  Bin Cheng  <bin.cheng@arm.com>
15794         * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
15796 2017-05-11  Richard Biener  <rguenther@suse.de>
15798         * passes.c (execute_function_todo): Verify loops if they are
15799         said to be up-to-date.
15800         * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
15801         * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
15803 2017-05-10  John David Anglin  <danglin@gcc.gnu.org>
15805         PR target/80090
15806         * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
15807         handle calling assemble_external ourself.
15809         PR target/79027
15810         * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
15811         modes with zero size.  Enhance comment.
15813 2017-05-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
15815         * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
15816         built-ins for vec_xl and vec_xst with short and char pointer
15817         arguments.
15819 2017-05-10  Sebastian Peryt  <sebastian.peryt@intel.com>
15821         * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
15822         (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
15823         (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
15824         (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
15825         (_mm_maskz_min_round_ss): New intrinsics.
15826         * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
15827         (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
15828         * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
15829         (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
15830         (__builtin_ia32_minss_mask_round): New builtins.
15831         * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
15832         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
15833         * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
15834         Rename to ...
15835         (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
15836         (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
15837         Change to ...
15838         (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
15839         ... this.
15841 2017-05-10  Sebastian Peryt  <sebastian.peryt@intel.com>
15843         * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
15844         (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
15845         (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
15846         (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
15847         (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
15848         (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
15849         (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
15850         * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
15851         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
15852         * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
15853         (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
15854         (__builtin_ia32_mulss_mask_round): New builtins.
15855         * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
15856         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
15857         * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
15858         Rename to ...
15859         (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
15860         (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
15861         Change to ...
15862         (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
15863         ... this.
15865 2017-05-10  Julia Koval  <julia.koval@intel.com>
15867         * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
15868         (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
15869         (_mm256_setr_m128i): New intrinsics.
15871 2017-05-10  Julia Koval  <julia.koval@intel.com>
15873         * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
15874         (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
15875         (_mm_maskz_rcp14_ss): New intrinsics.
15876         * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
15877         (__builtin_ia32_rcp14ss_mask): New builtins.
15878         * config/i386/sse.md (srcp14<mode>_mask): New pattern.
15880 2017-05-10  Peter Bergner  <bergner@vnet.ibm.com>
15882         PR tree-optimization/51513
15883         * tree-cfg.c (gimple_seq_unreachable_p): New function.
15884         (assert_unreachable_fallthru_edge_p): Use it.
15885         (group_case_labels_stmt): Likewise.
15886         * tree-cfg.h: Prototype it.
15887         * stmt.c: Include cfghooks.h and tree-cfg.h.
15888         (emit_case_dispatch_table) <gap_label>: New local variable.
15889         Use it to fill dispatch table gaps.
15890         Test for default_label before updating probabilities.
15891         (expand_case) <default_label>: Remove unneeded initialization.
15892         Test for unreachable default case statement and remove its edge.
15893         Set default_label accordingly.
15894         * tree-ssa-ccp.c (optimize_unreachable): Update comment.
15896 2017-05-10  Carl Love  <cel@us.ibm.com>
15898         * config/rs6000/rs6000-c: Add support for built-in functions
15899         vector signed char      vec_neg (vector signed char)
15900         vector signed short int vec_neg (vector short int)
15901         vector signed int       vec_neg (vector signed int)
15902         vector signed long long vec_neg (vector signed long long)
15903         vector float            vec_neg (vector float)
15904         vector double           vec_neg (vector double)
15905         * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
15906         overload.
15907         * config/rs6000/altivec.h: Add define for vec_neg
15908         * doc/extend.texi: Update the built-in documentation for the
15909         new built-in functions.
15911 2017-05-10  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
15913         PR tree-optimization/77644
15914         * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
15916 2017-05-10  Nathan Sidwell  <nathan@acm.org>
15918         * dumpfile.h (TDI_lang_all): New.
15919         (TDF_KIND): New. Renumber others
15920         (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
15921         than bits.
15922         * dumpfile.c (dump_files): Mark language dumps as TDF_LANG.  add
15923         lang-all.
15924         (get_dump_file_name): Adjust suffix generation.
15925         (dump_enable_all): Use TDF_KIND.
15926         * doc/invoke.texi (-fdump-lang-all): Document.
15928         * dumpfile.h: Tabify.
15930 2017-05-10  Wilco Dijkstra  <wdijkstr@arm.com>
15932         PR target/80671
15933         * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
15934         Move member access before delete.
15936 2017-05-10  Alexandre Oliva <aoliva@redhat.com>
15938         * tree-inline.c (expand_call_inline): Split block at stmt
15939         before the call.
15941 2017-05-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
15943         PR target/68163
15944         * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
15945         are now unused after splitting mov{sf,sd}_hardfloat.
15946         (f32_lr2): Likewise.
15947         (f32_lm): Likewise.
15948         (f32_lm2): Likewise.
15949         (f32_li): Likewise.
15950         (f32_li2): Likewise.
15951         (f32_lv): Likewise.
15952         (f32_sr): Likewise.
15953         (f32_sr2): Likewise.
15954         (f32_sm): Likewise.
15955         (f32_sm2): Likewise.
15956         (f32_si): Likewise.
15957         (f32_si2): Likewise.
15958         (f32_sv): Likewise.
15959         (f32_dm): Likewise.
15960         (f32_vsx): Likewise.
15961         (f32_av): Likewise.
15962         (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
15963         For movsf, order stores so the VSX stores occur before the GPR
15964         store which encourages the register allocator to use a traditional
15965         FPR instead of a GPR.  For movsd, order the stores so that the GPR
15966         store comes before the VSX stores to allow the power6 to work.
15967         This is due to the power6 not having a 32-bit integer store
15968         instruction from a FPR.
15969         (movsf_hardfloat): Likewise.
15970         (movsd_hardfloat): Likewise.
15972 2017-05-09  Martin Sebor  <msebor@redhat.com>
15974         PR translation/80280
15975         * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
15976         added in r247778.
15978         PR translation/80280
15979         * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
15980         data member added in r247778.
15981         (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
15983 2017-05-09  Nathan Sidwell  <nathan@acm.org>
15985         * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
15987         * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
15988         typedefs.
15990 2017-05-09  Marek Polacek  <polacek@redhat.com>
15992         * doc/invoke.texi: Fix typo.
15994 2017-05-09  Richard Biener  <rguenther@suse.de>
15996         * tree-vrp.c (vrp_val_is_max): Adjust comment.
15997         (vrp_val_is_min): Likewise.
15998         (set_value_range_to_value): Likewise.
15999         (set_value_range_to_nonnegative): Likewise.
16000         (gimple_assign_nonzero_p): Likewise.
16001         (gimple_stmt_nonzero_p): Likewise.
16002         (vrp_int_const_binop): Likewise.  Remove unreachable case.
16003         (adjust_range_with_scev): Adjust comments.
16004         (compare_range_with_value): Likewise.
16005         (extract_range_from_phi_node): Likewise.
16006         (test_for_singularity): Likewise.
16008 2017-05-09  Richard Biener  <rguenther@suse.de>
16010         * tree-vrp.c (get_single_symbol): Add assert that we don't
16011         get overflowed constants as invariant part.
16012         (compare_values_warnv): Add comment before the TREE_NO_WARNING
16013         checks.  Use wi::cmp instead of recursing for integer constants.
16014         (compare_values): Just ignore whether we assumed undefined
16015         overflow instead of failing the compare.
16016         (extract_range_for_var_from_comparison_expr): Add comment before the
16017         TREE_NO_WARNING sets.
16018         (test_for_singularity): Likewise.
16019         (extract_range_from_comparison): Do not disable optimization
16020         when we assumed undefined overflow.
16021         (extract_range_basic): Remove init of unused var.
16023 2017-05-09  Richard Biener  <rguenther@suse.de>
16025         * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
16026         (extract_range_from_multiplicative_op_1): Adjust.
16027         (extract_range_from_binary_expr_1): Use int_const_binop.
16029 2017-05-08  Kelvin Nilsen  <kelvin@gcc.gnu.org>
16031         PR target/80101
16032         * config/rs6000/power6.md: Replace store_data_bypass_p calls with
16033         rs6000_store_data_bypass_p in seven define_bypass directives and
16034         in several comments.
16035         * config/rs6000/rs6000-protos.h: Add prototype for
16036         rs6000_store_data_bypass_p function.
16037         * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
16038         function implements slightly different (rs6000-specific) semantics
16039         than store_data_bypass_p, returning false rather than aborting
16040         with assertion error when arguments do not satisfy the
16041         requirements of store data bypass.
16042         (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
16043         rs6000_store_data_bypass_p.
16045 2017-05-08  Max Filippov  <jcmvbkbc@gmail.com>
16047         * config/xtensa/xtensa-protos.h
16048         (xtensa_initial_elimination_offset): New declaration.
16049         * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
16050         New function. Move its body from the INITIAL_ELIMINATION_OFFSET
16051         macro definition, add case for FRAME_POINTER_REGNUM when
16052         FRAME_GROWS_DOWNWARD.
16053         * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
16054         (INITIAL_ELIMINATION_OFFSET): Replace body with call to
16055         xtensa_initial_elimination_offset.
16057 2017-05-08  Nathan Sidwell  <nathan@acm.org>
16059         * doc/invoke.texi: Alphabetize -fdump options.
16061 2017-05-08  Martin Sebor  <msebor@redhat.com>
16063         PR translation/80280
16064         * config/sol2-c.c (solaris_pragma_align): Correct quoting.
16066 2017-05-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>
16068         * target.def (compute_frame_layout): New optional target hook.
16069         * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
16070         * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
16071         * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
16072         target hook.
16073         * reload1.c (verify_initial_elim_offsets): Likewise.
16074         * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
16075         (use_simple_return_p): Call arm_compute_frame_layout if needed.
16076         (arm_get_frame_offsets): Split up into this ...
16077         (arm_compute_frame_layout): ... and this function.
16079 2017-05-08  Richard Sandiford  <richard.sandiford@arm.com>
16081         * config/aarch64/constraints.md (Usa): New constraint.
16082         * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
16084 2017-05-08  Thomas Preud'homme  <thomas.preudhomme@arm.com>
16086         * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
16087         with_multilib_list after it has been checked.
16089 2017-05-08  Richard Biener  <rguenther@suse.de>
16091         * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
16092         (bitmap_set_subtract_values): Likewise.
16094 2017-05-08  Richard Biener  <rguenther@suse.de>
16096         * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
16097         (gimple_assign_nonzero): ... this and remove strict_overflow_p
16098         argument.
16099         (gimple_stmt_nonzero_warnv_p): Rename to ...
16100         (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
16101         argument.
16102         (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
16103         (extract_range_basic): Adjust, do not disable propagation on
16104         strict overflow sensitive simplification.
16105         (vrp_visit_cond_stmt): Likewise.
16107 2017-05-05  Jan Hubicka  <hubicka@ucw.cz>
16109         * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
16110         body size unconditionally.
16112 2017-05-07  Jeff Law  <law@redhat.com>
16114         Revert:
16115         2017-05-06  Jeff Law  <law@redhat.com>
16116         PR tree-optimization/78496
16117         * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
16118         code.
16120         PR tree-optimization/78496
16121         * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
16122         (simplify_stmt_using_ranges): Call it.
16123         (vrp_dom_walker::before_dom_children): Extract equivalences
16124         from an ASSERT_EXPR with an equality comparison against a
16125         constant.
16127 2017-05-06  Jeff Law  <law@redhat.com>
16129         PR tree-optimization/78496
16130         * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
16131         code.
16133         PR tree-optimization/78496
16134         * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
16135         (simplify_stmt_using_ranges): Call it.
16136         (vrp_dom_walker::before_dom_children): Extract equivalences
16137         from an ASSERT_EXPR with an equality comparison against a
16138         constant.
16140 2017-05-06  Richard Sandiford  <richard.sandiford@linaro.org>
16142         * lra-constraints.c (lra_copy_reg_equiv): New function.
16143         (split_reg): Use it to copy equivalence information from the
16144         original register to the spill register.
16146 2017-05-06  Richard Sandiford  <richard.sandiford@linaro.org>
16148         PR rtl-optimization/75964
16149         * simplify-rtx.c (simplify_const_relational_operation): Remove
16150         invalid handling of comparisons of integer ABS.
16152 2017-05-06  Uros Bizjak  <ubizjak@gmail.com>
16154         * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
16155         initialize to zero.
16156         (init_regs): Remove declaration.
16157         (function_arg_advance_32): Initialize error_p as boolean variable.
16159 2017-05-05  Nathan Sidwell  <nathan@acm.org>
16161         * store-motion.c (remove_reachable_equiv_notes): Reformat long
16162         lines.  Use for (;;).
16164 2017-05-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
16166         * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
16167         (rs6000_init_cost): Initialize rs6000_vect_nonmem.
16168         (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
16169         (rs6000_finish_cost): Avoid vectorizing simple copy loops with
16170         VF=2 that require versioning.
16172 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
16174         * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
16175         int.
16177 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
16179         * diagnostic.h (diagnostic_override_option_index): Convert from
16180         macro to inline function.
16182 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
16184         * diagnostic.c (last_module_changed_p): New function.
16185         (set_last_module): New function.
16186         (diagnostic_report_current_module): Convert macro usage to
16187         the above functions.
16188         * diagnostic.h (diagnostic_context::last_module): Strengthen
16189         from const line_map * to const line_map_ordinary *.
16190         (diagnostic_last_module_changed): Delete macro.
16191         (diagnostic_set_last_module): Delete macro.
16193 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
16195         * diagnostic.c (diagnostic_impl): Replace report_diagnostic
16196         with diagnostic_report_diagnostic.
16197         (diagnostic_n_impl_richloc): Likewise.
16198         * diagnostic.h (report_diagnostic): Delete macro.
16199         * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
16200         with diagnostic_report_diagnostic.
16201         * substring-locations.c (format_warning_va): Likewise.
16203 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
16205         * diagnostic.c (diagnostic_report_diagnostic): Eliminate
16206         save/restor of format_spec.  Move option-printing code to...
16207         (print_option_information): ...this new function, and
16208         reimplement by simply printing to the pretty_printer,
16209         rather than appending to the format string.
16211 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
16213         * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
16214         handling logic into...
16215         (update_effective_level_from_pragmas): ...this new function.
16217 2017-05-04  Andrew Waterman  <andrew@sifive.com>
16219         * config/riscv/riscv.opt (mstrict-align): New option.
16220         * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it.  Update comment.
16221         (SLOW_UNALIGNED_ACCESS): Define.
16222         (riscv_slow_unaligned_access): Declare.
16223         * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
16224         field.
16225         (riscv_slow_unaligned_access): New variable.
16226         (rocket_tune_info): Set slow_unaligned_access to true.
16227         (optimize_size_tune_info): Set slow_unaligned_access to false.
16228         (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
16229         (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
16230         (riscv_option_override): Set riscv_slow_unaligned_access.
16231         * doc/invoke.texi: Add -mstrict-align to RISC-V.
16233 2017-05-04  Kito Cheng  <kito.cheng@gmail.com>
16235         * config/riscv/riscv.md: Unify indentation.
16237 2017-05-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
16239         PR target/79038
16240         PR target/79202
16241         PR target/79203
16242         * config/rs6000/rs6000.md (u code attribute): Add FIX and
16243         UNSIGNED_FIX.
16244         (extendsi<mode>2): Add support for doing sign extension via
16245         VUPKHSW and XXPERMDI if the value is in Altivec registers and we
16246         don't have ISA 3.0 instructions.
16247         (extendsi<mode>2 splitter): Likewise.
16248         (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
16249         generate the normal insns since SImode can now go in vector
16250         registers.  Disallow the special UNSPECs needed for previous
16251         machines to hide SImode being used.  Add new insns
16252         fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
16253         (fix_trunc<mode>si2_stfiwx): Likewise.
16254         (fix_trunc<mode>si2_internal): Likewise.
16255         (fixuns_trunc<mode>si2): Likewise.
16256         (fixuns_trunc<mode>si2_stfiwx): Likewise.
16257         (fctiw<u>z_<mode>_smallint): Likewise.
16258         (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
16259         of floating point to 32-bit integer from doing a direct move to
16260         the GPR registers to do a store.
16261         (fctiwz_<mode>): Break long line.
16263 2017-05-05  Bin Cheng  <bin.cheng@arm.com>
16265         * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
16266         * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
16267         (addr_list, addr_offset_valid_p): New.
16268         (split_address_groups): Check offset validity with above function.
16269         (gt-tree-ssa-loop-ivopts.h): Include header file.
16271 2017-05-05  Nathan Sidwell  <nathan@acm.org>
16273         * config.gcc (arm*-*-*): Add missing 'fi'.
16275 2017-05-05  Steve Ellcey  <sellcey@cavium.com>
16277         * doc/invoke.texi (-fopt-info): Explicitly say order of options
16278         included in -fopt-info does not matter.
16279         * doc/optinfo.texi (-fopt-info): Fix description of default
16280         behavour. Explicitly say order of options included in -fopt-info
16281         does not matter.
16283 2017-05-05  Thomas Preud'homme  <thomas.preudhomme@arm.com>
16285         * config.gcc: Allow combinations of aprofile and rmprofile values for
16286         --with-multilib-list.
16287         * config/arm/t-multilib: New file.
16288         * config/arm/t-aprofile: Remove initialization of MULTILIB_*
16289         variables.  Remove setting of ISA and floating-point ABI in
16290         MULTILIB_OPTIONS and MULTILIB_DIRNAMES.  Set architecture and FPU in
16291         MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
16292         and MULTILIB_DIRNAMES respectively.  Add comment to introduce all
16293         matches.  Add architecture matches for marvel-pj4 and generic-armv7-a
16294         CPU options.
16295         * config/arm/t-rmprofile: Likewise except for the matches changes.
16296         * doc/install.texi (--with-multilib-list): Document the combination of
16297         aprofile and rmprofile values and warn about pitfalls in doing that.
16299 2017-05-05  Wilco Dijkstra  <wdijkstr@arm.com>
16301         * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
16302         (movdi_aarch64): Likewise.
16304 2017-05-05  Jakub Jelinek  <jakub@redhat.com>
16306         PR tree-optimization/80632
16307         * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
16308         field.
16309         (build_arrays): Initialize it for virtual phis.
16310         (fix_phi_nodes): Use it for virtual phis.
16312         PR tree-optimization/80558
16313         * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
16314         [x, y] op z into [x op, y op z] for op & or | if conditions
16315         are met.
16317 2017-05-05  Andre Vieira  <andre.simoesdiasvieira@arm.com>
16318             Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
16320         PR target/71607
16321         * config/arm/arm.md (use_literal_pool): Remove.
16322         (64-bit immediate split): No longer takes cost into consideration
16323         if arm_disable_literal_pool is enabled.
16324         * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
16325         used when arm_disable_literal_pool is enabled.
16326         (arm_max_const_double_inline_cost): Remove use of
16327         arm_disable_literal_pool.
16328         (push_minipool_fix): Add assert.
16329         (arm_reorg): Add return if arm_disable_literal_pool is enabled.
16330         * config/arm/vfp.md (no_literal_pool_df_immediate): New.
16331         (no_literal_pool_sf_immediate): New.
16333 2017-05-05  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
16335         PR tree-optimization/80613
16336         * tree-ssa-dce.c (propagate_necessity): Remove cases for
16337         BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
16339 2017-05-05  Richard Biener  <rguenther@suse.de>
16341         * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
16343 2017-05-05  Georg-Johann Lay  <avr@gjlay.de>
16345         * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
16346         of this flag from insn conditions due to removal from r247495.
16348 2017-05-05  Wilco Dijkstra  <wdijkstr@arm.com>
16350         * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
16351         New function.
16352         (arm_early_store_addr_dep_ptr): Likewise.
16353         * config/arm/aarch-common-protos.h
16354         (arm_early_load_addr_dep_ptr): Add prototype.
16355         (arm_early_store_addr_dep_ptr): Likewise.
16356         * config/arm/cortex-a53.md: Add new bypasses.
16358 2017-05-05  Jakub Jelinek  <jakub@redhat.com>
16360         * tree.c (next_type_uid): Change type to unsigned.
16361         (type_hash_canon): Decrement back next_type_uid if
16362         freeing a type node with the highest TYPE_UID.  For INTEGER_TYPEs
16363         also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
16364         if possible.
16366 2017-05-04  Martin Sebor  <msebor@redhat.com>
16368         * builtins.c: Fix a trivial typo in a comment.
16370         PR middle-end/79234
16371         * builtins.c (check_sizes): Adjust to handle reading past the end.
16372         Avoid printing excessive upper bound of ranges.  Use %E to print
16373         tree nodes instead of converting them to %wu.
16374         (expand_builtin_memchr): New function.
16375         (compute_dest_size): Rename...
16376         (compute_objsize): ...to this.
16377         (expand_builtin_memcpy): Adjust.
16378         (expand_builtin_mempcpy): Adjust.
16379         (expand_builtin_strcat): Adjust.
16380         (expand_builtin_strcpy): Adjust.
16381         (check_strncat_sizes): Adjust.
16382         (expand_builtin_strncat): Adjust.
16383         (expand_builtin_strncpy): Adjust and simplify.
16384         (expand_builtin_memset): Adjust.
16385         (expand_builtin_bzero): Adjust.
16386         (expand_builtin_memcmp): Adjust.
16387         (expand_builtin): Handle memcmp.
16388         (maybe_emit_chk_warning): Check strncat just once.
16390 2017-05-04  Martin Sebor  <msebor@redhat.com>
16392         PR preprocessor/79214
16393         PR middle-end/79222
16394         PR middle-end/79223
16395         * builtins.c (check_sizes): Add inlining context and issue
16396         warnings even when -Wno-system-headers is set.
16397         (check_strncat_sizes): Same.
16398         (expand_builtin_strncat): Same.
16399         (expand_builtin_memmove): New function.
16400         (expand_builtin_stpncpy): Same.
16401         (expand_builtin): Handle memmove and stpncpy.
16403 2017-05-04  Bin Cheng  <bin.cheng@arm.com>
16405         * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
16406         which is not used any more.
16408 2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>
16410         * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
16412 2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>
16414         * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
16415         (cortexa53_tunings): Likewise.
16416         (cortexa57_tunings): Likewise.
16417         (cortexa72_tunings): Likewise.
16418         (cortexa73_tunings): Likewise.
16420 2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>
16422         * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
16423         Set loop alignment to 8.
16425 2017-05-04  Martin Sebor  <msebor@redhat.com>
16427         PR translation/80280
16428         * builtins.c (expand_builtin_object_size): Add missing quoting to
16429         %D and like directives.
16430         * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
16431         (hsa_type_for_tree_type): Same.
16432         (verify_function_arguments): Same.
16433         * symtab.c (symbol_table::change_decl_assembler_name): Same.
16434         * varasm.c (get_section): Same.
16435         (mark_weak): Same.
16437 2017-05-04  Martin Sebor  <msebor@redhat.com>
16439         PR translation/80280
16440         * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
16442 2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>
16444         * config/aarch64/aarch64.c (generic_addrcost_table):
16445         Change HI/TI mode setting.
16447 2017-05-04  Martin Jambor  <mjambor@suse.cz>
16449         PR tree-optimization/80622
16450         * tree-sra.c (comes_initialized_p): New function.
16451         (build_accesses_from_assign): Only set write lazily when
16452         comes_initialized_p is false.
16453         (analyze_access_subtree): Use comes_initialized_p.
16454         (propagate_subaccesses_across_link): Assert !comes_initialized_p
16455         instead of testing for PARM_DECL.
16457 2017-05-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
16459         * config/aarch64/aarch64.md (prefetch); Adjust predicate and
16460         constraint on operand 0 to allow more general addressing modes.
16461         Adjust output template.
16462         * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
16463         New function.
16464         * config/aarch64/aarch64-protos.h
16465         (aarch64_address_valid_for_prefetch_p): Declare prototype.
16466         * config/aarch64/constraints.md (Dp): New address constraint.
16467         * config/aarch64/predicates.md (aarch64_prefetch_operand): New
16468         predicate.
16470 2017-05-04  Jan Hubicka  <hubicka@ucw.cz>
16472         * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
16473         update use of estimate_ipcp_clone_size_and_time.
16474         (estimate_local_effects): Update use of
16475         estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
16476         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
16477         * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
16478         Return nonspecialized time.
16480 2017-05-04  Richard Biener  <rguenther@suse.de>
16482         * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
16483         for the last VUSE which def dominates the PHI.  Directly call
16484         maybe_skip_until.
16485         (get_continuation_for_phi_1): Remove.
16487 2017-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
16489         * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
16490         to explain the use of truncating division.  Cap the number of
16491         iterations to the maximum given by nb_iterations_upper_bound,
16492         if defined.
16494 2017-05-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
16496         * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
16497         * configure: Regenerate.
16498         * config.in: Regenerate.
16499         * config/i386/driver-mingw32.c: new file.
16500         * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
16501         * config.host: Link driver-mingw32.o on MinGW host.
16502         * doc/install.texi: Document new --enable-mingw-wildcard configure
16503         option.
16505 2017-05-04  Marek Polacek  <polacek@redhat.com>
16507         PR tree-optimization/80612
16508         * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
16510 2017-05-04  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
16511             Andre Simoes Dias Vieira  <andre.simoesdiasvieira@arm.com>
16513         * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
16514         (movt splitter): Likewise.
16515         * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
16516         to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
16517         (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
16518         block for Thumb-1 with MOVT.
16519         (thumb2_legitimate_address_p): Move code block ...
16520         (can_avoid_literal_pool_for_label_p): ... into this new function.
16521         (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
16522         literal pool.
16523         (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
16524         * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
16525         "M-profile targets with the MOVT instruction".
16527 2017-05-04  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
16529         * config/arm/arm-builtins.c (arm_init_builtins): Rename
16530         __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
16531         __builtin_arm_stfscr to __builtin_arm_set_fpscr.
16533 2017-05-04  Martin Liska  <mliska@suse.cz>
16535         * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
16536         variable cond_code.
16538 2017-05-04  Richard Biener  <rguenther@suse.de>
16540         * tree.c (array_at_struct_end_p): Handle arrays at struct
16541         end with flexarrays more conservatively.  Refactor and treat
16542         arrays of arrays or aggregates more strict.  Fix
16543         VIEW_CONVERT_EXPR handling.  Remove allow_compref argument.
16544         * tree.c (array_at_struct_end_p): Adjust prototype.
16545         * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
16546         * gimple-fold.c (get_range_strlen): Likewise.
16547         * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
16549 2017-05-04  Richard Biener  <rguenther@suse.de>
16551         PR tree-optimization/31130
16552         * tree-vrp.c (needs_overflow_infinity): Remove as always returning
16553         false.
16554         (supports_overflow_infinity): Likewise.
16555         (is_negative_overflow_infinity): Likewise.
16556         (is_positive_overflow_infinity): Likewise.
16557         (is_overflow_infinity): Likewise.
16558         (stmt_overflow_infinity): Likewise.
16559         (overflow_infinity_range_p): Likewise.
16560         (usable_range_p): Remove as always returning true.
16561         (make_overflow_infinity): Remove.
16562         (negative_overflow_infinity): Likewise.
16563         (positive_overflow_infinity): Likewise.
16564         (avoid_overflow_infinity): Likewise.
16565         (set_value_range): Adjust accordingly.
16566         (set_value_range_to_nonnegative): Likewise, remove now unused
16567         overflow_infinity arg.
16568         (vrp_operand_equal_p): Adjust.
16569         (update_value_range): Likewise.
16570         (range_int_cst_singleton_p): Likewise.
16571         (operand_less_p): Likewise.
16572         (compare_values_warnv): Likewise.
16573         (extract_range_for_var_from_comparison_expr): Likewise.
16574         (vrp_int_const_binop): Likewise.
16575         (zero_nonzero_bits_from_vr): Likewise.
16576         (extract_range_from_multiplicative_op_1): Likewise.
16577         (extract_range_from_binary_expr_1): Likewise.
16578         (extract_range_from_unary_expr): Likewise.
16579         (extract_range_from_comparison): Likewise.
16580         (extract_range_basic): Likewise.
16581         (adjust_range_with_scev): Likewise.
16582         (compare_ranges): Likewise.
16583         (compare_range_with_value): Likewise.
16584         (dump_value_range): Likewise.
16585         (test_for_singularity): Likewise, remove strict_overflow_p parameter
16586         never used.
16587         (simplify_cond_using_ranges): Adjust.
16589 2017-05-04  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>
16591         * brig-builtins.def: Added a builtin for class_f64.
16592         * builtin-types.def: Added a builtin type needed by class_f64.
16594 2017-05-03  Jason Merrill  <jason@redhat.com>
16596         * timevar.def: Add TV_CONSTEXPR.
16598 2017-05-03  David Malcolm  <dmalcolm@redhat.com>
16600         * common.opt (fdiagnostics-parseable-fixits): Fix typo.
16602 2017-05-03  Martin Jambor  <mjambor@suse.cz>
16604         * ipa-prop.c (ipa_update_after_lto_read): Removed.
16605         * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
16606         * ipa-cp.c (ipcp_propagate_stage): Do not call
16607         ipa_update_after_lto_read.
16608         * ipa-inline.c (ipa_inline): Likewise.
16610 2017-05-03  Martin Jambor  <mjambor@suse.cz>
16612         * ipa-prop.h (ipa_edge_args): Make a class.  Mark with for_user GTY
16613         tag.  Added a default constructor and a destructor.
16614         (ipa_edge_args_sum_t): New class;
16615         (ipa_edge_args_sum): Declare.
16616         (ipa_edge_args_vector): Remove declaration.
16617         (IPA_EDGE_REF): Use ipa_edge_args_sum.
16618         (ipa_free_edge_args_substructures): Remove declaration.
16619         (ipa_check_create_edge_args): Use ipa_edge_args_sum.
16620         (ipa_edge_args_info_available_for_edge_p): Likewise.
16621         * ipa-prop.c (ipa_edge_args_vector): Removed.
16622         (edge_removal_hook_holder): Likewise.
16623         (edge_duplication_hook_holder): Likewise.
16624         (ipa_edge_args_sum): New variable.
16625         (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
16626         ipa_edge_args_vector.
16627         (ipa_free_edge_args_substructures): Likewise.
16628         (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
16629         ipa_edge_args_vector.
16630         (ipa_edge_removal_hook): Turned into method
16631         ipa_edge_args_sum_t::remove.
16632         (ipa_edge_duplication_hook): Turned into method
16633         ipa_edge_args_sum_t::duplicate.
16634         (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
16635         registering edge hooks.
16636         (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
16637         * ipa-inline-analysis.c (estimate_function_body_sizes): Test
16638         ipa_edge_args_sum instead of ipa_edge_args_vector.
16639         * ipa-profile.c (ipa_profile): Likewise.
16641 2017-05-03  Martin Jambor  <mjambor@suse.cz>
16643         * symbol-summary.h (function_summary): New method exists.
16644         (function_summary::symtab_removal): Deallocate through release.
16645         (call_summary): New class.
16646         (gt_ggc_mx): New overload.
16647         (gt_pch_nx): Likewise.
16648         (gt_pch_nx): Likewise.
16650 2017-05-03  Jeff Law  <law@redhat.com>
16652         PR tree-optimization/78496
16653         * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
16654         from simplify_cond_using_ranges.  Split off code to walk
16655         backwards through casts into ...
16656         (simplify_cond_using_ranges_2): New function.
16657         (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
16658         (execute_vrp): After identifying jump threads, call
16659         simplify_cond_using_ranges_2.
16661 2017-05-03  Jan Hubicka  <hubicka@ucw.cz>
16663         PR bootstrap/80609
16664         * ipa-inline.h (inline_summary): Add ctor.
16665         (create_ggc): Do not use ggc_cleared_alloc.
16667 2017-05-03  Jeff Downs  <heydowns@somuchpressure.net>
16668             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16670         * gcc.c (handle_braces): Support escaping in switch matching
16671         text.
16672         * doc/invoke.texi (Spec Files): Document it.
16673         Remove superfluous @code markup in items.
16675 2017-05-03  David Malcolm  <dmalcolm@redhat.com>
16677         * diagnostic-show-locus.c (struct column_range): New struct.
16678         (get_affected_columns): New function.
16679         (get_printed_columns): New function.
16680         (struct correction): New struct.
16681         (correction::ensure_capacity): New function.
16682         (correction::ensure_terminated): New function.
16683         (struct line_corrections): New struct.
16684         (line_corrections::~line_corrections): New dtor.
16685         (line_corrections::add_hint): New function.
16686         (layout::print_trailing_fixits): Reimplement in terms of the new
16687         classes.
16688         (selftest::test_overlapped_fixit_printing): New function.
16689         (selftest::diagnostic_show_locus_c_tests): Call it.
16691 2017-05-03  Nathan Sidwell  <nathan@acm.org>
16693         Canonicalize canonical type hashing
16694         * tree.h (type_hash_canon_hash): Declare.
16695         * tree.c (type_hash_list, attribute_hash_list): Move into
16696         type_hash_canon_hash.
16697         (build_type_attribute_qual_variant): Break out hash code calc into
16698         type_hash_canon_hash.
16699         (type_hash_canon_hash): New.  Generic type hash computation.
16700         (build_range_type_1, build_array_type_1, build_function_type,
16701         build_method_type_directly, build_offset_type, build_complex_type,
16702         make_vector_type): Call it.
16704 2017-05-03  Richard Biener  <rguenther@suse.de>
16706         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16707         When all DRs have unknown misaligned do not always peel
16708         when there is a store but apply the same costing model as if
16709         there were only loads.
16711 2017-05-03  Richard Biener  <rguenther@suse.de>
16713         Revert
16714         PR tree-optimization/80492
16715         * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
16716         compare_base_decls returning dont-know properly.
16718 2017-05-03  Thomas Preud'homme  <thomas.preudhomme@arm.com>
16720         * config/arm/iterators.md (CCSI): New mode iterator.
16721         (arch): New mode attribute.
16722         * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
16723         (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
16724         (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This.  Use CCSI
16725         code iterator for success result mode.
16726         * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
16727         the corresponding new insn generators.
16729 2017-05-03  Bin Cheng  <bin.cheng@arm.com>
16731         Revert r247509
16732         2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16733         * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
16735 2017-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
16737         * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
16738         (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
16739         (DDR_A): Wrap DDR argument in brackets.
16740         (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
16741         (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
16742         (DDR_REVERSED_P): Likewise.
16744 2017-05-03  Jakub Jelinek  <jakub@redhat.com>
16746         PR tree-optimization/79472
16747         * tree-switch-conversion.c (struct switch_conv_info): Add
16748         contiguous_range and default_case_nonstandard fields.
16749         (collect_switch_conv_info): Compute contiguous_range and
16750         default_case_nonstandard fields, don't clear final_bb if
16751         contiguous_range and only the default case doesn't have the required
16752         structure.
16753         (check_all_empty_except_final): Set default_case_nonstandard instead
16754         of failing if contiguous_range and the default case doesn't have empty
16755         block.
16756         (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
16757         and only the default case doesn't have the required constants.  Skip
16758         virtual phis.
16759         (gather_default_values): Skip virtual phis.  Allow non-NULL CASE_LOW
16760         if default_case_nonstandard.
16761         (build_constructors): Build constant 1 just once.  Assert that default
16762         values aren't inserted in between cases if contiguous_range.  Skip
16763         virtual phis.
16764         (build_arrays): Skip virtual phis.
16765         (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
16766         (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
16767         Handle virtual phis.
16768         (gen_inbound_check): Handle default_case_nonstandard case.
16769         (process_switch): Adjust check_final_bb caller.  Call
16770         gather_default_values with the first non-default case instead of
16771         default case if default_case_nonstandard.
16773 2017-05-02  Nathan Sidwell  <nathan@acm.org>
16775         * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
16776         check.  Fix formatting.
16778 2017-05-02  Jan Hubicka  <hubicka@ucw.cz>
16780         * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
16781         errors when comparing specialized and unspecialized times.
16783 2017-05-02  David Malcolm  <dmalcolm@redhat.com>
16785         * diagnostic-show-locus.c
16786         (layout::should_print_annotation_line_p): Make private.
16787         (layout::print_annotation_line): Make private.
16788         (layout::annotation_line_showed_range_p): Make private.
16789         (layout::show_ruler): Make private.
16790         (layout::print_source_line): Make private.  Pass in line and
16791         line_width, rather than calling location_get_source_line.  Drop
16792         returned value.
16793         (layout::print_leading_fixits): New method.
16794         (layout::print_any_fixits): Rename to...
16795         (layout::print_trailing_fixits): ...this, and make private.
16796         Don't print newline fixits.
16797         (diagnostic_show_locus): Move logic for printing one row into...
16798         (layout::print_line): ...this new function.  Move the
16799         location_get_source_line call and error-handling from
16800         print_source_line to here.  Call print_leading_fixits, and rename
16801         print_any_fixits to print_trailing_fixits.
16802         (selftest::test_fixit_insert_containing_newline): Update now that
16803         newlines are partially supported.
16804         (selftest::test_fixit_insert_containing_newline_2): New test.
16805         (selftest::test_fixit_replace_containing_newline): Update comments.
16806         (selftest::diagnostic_show_locus_c_tests): Call the new test.
16807         * edit-context.c (class added_line): New class.
16808         (class edited_line): Describe newline handling in comment.
16809         (edited_line::actually_edited_p): New method.
16810         (edited_line::print_content): Delete redundant decl.
16811         (edited_line::m_predecessors): New field.
16812         (edited_file::print_content): Call edited_line::print_content.
16813         (edited_file::print_diff): Update to support newlines.
16814         (edited_file::print_diff_hunk): Likewise.
16815         (edited_file::print_run_of_changed_lines): New function.
16816         (edited_file::print_diff_line): Convert to...
16817         (print_diff_line): ...this.
16818         (edited_file::get_effective_line_count): New function.
16819         (edited_line::edited_line): Initialize new field m_predecessors.
16820         (edited_line::~edited_line): Clean up m_predecessors.
16821         (edited_line::apply_fixit): Handle newlines.
16822         (edited_line::get_effective_line_count): New function.
16823         (edited_line::print_content): New function.
16824         (edited_line::print_diff_lines): New function.
16825         (selftest::test_applying_fixits_insert_containing_newline): New
16826         test.
16827         (selftest::test_applying_fixits_replace_containing_newline): New
16828         test.
16829         (selftest::insert_line): New function.
16830         (selftest::test_applying_fixits_multiple_lines): Add example of
16831         inserting a line.
16832         (selftest::edit_context_c_tests): Call the new tests.
16834 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16836         * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
16837         parameter cand.  Update dump information.
16838         (get_computation_cost): Update uses.
16840 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16842         * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
16843         (get_computation_aff): Reorder parameters.  Use get_computation_aff_1.
16844         (get_computation_at, rewrite_use_address): Update use of
16845         get_computation_aff.
16847 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16849         * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
16850         (get_computation): Delete.
16851         (get_computation_cost): Implement like get_computation_cost_at.
16852         Use get_computation_at.
16853         (get_computation_cost_at): Delete.
16854         (rewrite_use_nonlinear_expr): Use get_computation_at.
16855         (rewrite_use_compare, remove_unused_ivs): Ditto.
16857 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16859         * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
16861 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16863         * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
16864         (ivopts_global_cost_for_size): Rename parameter and update uses.
16865         (iv_ca_recount_cost): Update uses.
16866         (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
16867         candidates seperately in n_invs and n_cands.
16868         (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
16870 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16872         * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
16873         (find_inv_vars_cb): New.
16874         (find_depends): Renamed to ...
16875         (find_inv_vars): ... this.
16876         (add_candidate_1, force_var_cost): Call find_inv_vars.
16877         (split_address_cost, determine_group_iv_cost_cond): Ditto.
16879 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16881         * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
16882         inv_vars.  Add inv_exprs.
16883         (struct iv_cand): Rename depends_on to inv_vars.
16884         (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
16885         max_inv_var_id/n_inv_var_uses.  Move max_inv_expr_id around.
16886         Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
16887         (dump_cand): Dump inv_vars.
16888         (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
16889         (record_invariant, find_depends, add_candidate_1): Ditto.
16890         (set_group_iv_cost, force_var_cost): Ditto.
16891         (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
16892         (get_computation_cost_at, get_computation_cost): Ditto.
16893         (determine_group_iv_cost_generic): Ditto.
16894         (determine_group_iv_cost_address): Ditto.
16895         (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
16896         (determine_group_iv_costs): Ditto.
16897         (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
16898         (iv_ca_set_remove_invariants): Renamed to ...
16899         (iv_ca_set_remove_invs): ... this.  Support inv_vars and inv_exprs.
16900         (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
16901         (iv_ca_set_add_invariants):  Renamed to ...
16902         (iv_ca_set_add_invs): ... this.  Support inv_vars and inv_exprs.
16903         (iv_ca_set_cp): Use iv_ca_set_add_invs.
16904         (iv_ca_has_deps): Support inv_vars and inv_exprs.
16905         (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
16906         (create_new_ivs): Remove useless dump.
16908 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16910         * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
16911         iv_cand code.
16912         (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
16913         (iv_ca_set_no_cp, create_new_iv): Ditto.
16915 2017-05-02  Bin Cheng  <bin.cheng@arm.com>
16917         * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
16919 2017-05-02  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
16921         * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
16922         function tree_check2.
16924 2017-05-02  Martin Liska  <mliska@suse.cz>
16926         * doc/gcov.texi: Add missing preposition.
16927         * gcov.c (function_info::function_info): Properly fill up
16928         all member variables.
16930 2017-05-02  Tamar Christina  <tamar.christina@arm.com>
16932         * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
16934 2017-05-02  Tamar Christina  <tamar.christina@arm.com>
16936         * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
16938 2017-05-02  Martin Liska  <mliska@suse.cz>
16940         PR lto/77954.
16941         * lto-streamer-in.c (lto_read_tree_1): Remove
16942         LTO_STREAMER_DEBUG.
16943         * lto-streamer.c (struct tree_hash_entry): Likewise.
16944         (struct tree_entry_hasher): Likewise.
16945         (tree_entry_hasher::hash): Likewise.
16946         (tree_entry_hasher::equal): Likewise.
16947         (lto_streamer_init): Likewise.
16948         (lto_orig_address_map): Likewise.
16949         (lto_orig_address_get): Likewise.
16950         (lto_orig_address_remove): Likewise.
16951         * lto-streamer.h: Likewise.
16952         * tree-streamer-in.c (streamer_alloc_tree): Likewise.
16953         * tree-streamer-out.c (streamer_write_tree_header): Likewise.
16955 2017-05-02  Sebastian Peryt  <sebastian.peryt@intel.com>
16957         * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
16958         (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
16959         (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
16960         (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
16961         (mm_maskz_sub_round_ss, _mm_mask_add_sd)
16962         (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
16963         (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
16964         (mm_maskz_sub_ss): New intrinsics.
16965         * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
16966         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
16967         * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
16968         (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
16969         (__builtin_ia32_subss_mask_round): New builtins.
16970         * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
16971         (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
16972         * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
16973         Renamed to ...
16974         (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
16975         (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
16976         Changed to ...
16977         (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
16978         ... this.
16980 2017-05-02  Martin Jambor  <mjambor@suse.cz>
16982         PR tree-optimization/78687
16983         * tree-sra.c (access): New field parent.
16984         (process_subtree_disqualification): New function.
16985         (disqualify_candidate): Call it.
16986         (build_accesses_from_assign): Reset write flag if creating an
16987         assighnment link.
16988         (build_access_subtree): Fill in parent field and also prpagate
16989         down grp_write flag.
16990         (create_artificial_child_access): New parameter set_grp_write, set
16991         grp_write to its value.
16992         (propagate_subaccesses_across_link): Also propagate grp_write flag
16993         values.
16994         (propagate_all_subaccesses): Push the closest parent back to work
16995         queue if add_access_to_work_queue returned true.
16997 2017-05-02  Richard Biener  <rguenther@suse.de>
16999         * common.opt (fstrict-overflow): Alias negative to fwrapv.
17000         * doc/invoke.texi (fstrict-overflow): Remove all traces of
17001         -fstrict-overflow documentation.
17002         * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
17003         (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
17004         flag_strict_overflow.
17005         * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
17006         * lto-opts.c (lto_write_options): Do not stream it.
17007         * lto-wrapper.c (merge_and_complain): Do not handle it.
17008         * opts.c (default_options_table): Do not set -fstrict-overflow.
17009         (finish_options): Likewise do not clear it when sanitizing.
17010         * simplify-rtx.c (simplify_const_relational_operation): Do not
17011         test flag_strict_overflow.
17013 2017-05-02  Uros Bizjak  <ubizjak@gmail.com>
17015         * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
17016         using enabled attribute.
17017         (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
17018         (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
17019         (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
17020         (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
17021         (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
17022         (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
17023         (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
17024         (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
17025         (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
17026         (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
17028 2017-05-02  Uros Bizjak  <ubizjak@gmail.com>
17030         * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
17032 2017-05-02  Richard Biener  <rguenther@suse.de>
17034         PR tree-optimization/80591
17035         Revert
17036         2017-04-10  Richard Biener  <rguenther@suse.de>
17038         * tree-ssa-structalias.c (find_func_aliases): Properly handle
17039         asm inputs.
17041 2017-05-02  Richard Biener  <rguenther@suse.de>
17043         PR tree-optimization/80549
17044         * tree-cfgcleanup.c (mfb_keep_latches): New helper.
17045         (cleanup_tree_cfg_noloop): Create forwarders to known loop
17046         headers if they do not have a preheader.
17048 2017-05-02  Martin Liska  <mliska@suse.cz>
17050         PR other/80589
17051         * common.opt: Fix typo.
17052         * doc/invoke.texi: Likewise.
17054 2017-05-01  Jan Beulich  <jbeulich@suse.com>
17056         * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
17057         swapping, add (x,x,m,x,n) alternative.
17059 2017-05-01  Nathan Sidwell  <nathan@acm.org>
17061         * calls.c (combine_pending_stack_adjustment_and_call): Remove
17062         unnecessary unadjusted_alignment check.
17064 2017-05-01  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
17066         PR c++/80038
17067         * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
17068         operations here.
17069         * gimplify.c (gimplify_cilk_detach): New function.
17070         (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
17071         * tree-core.h: Document EXPR_CILK_SPAWN.
17072         * tree.h (EXPR_CILK_SPAWN): Define.
17074 2017-05-01  David Malcolm  <dmalcolm@redhat.com>
17076         * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
17077         to use new fixit_hint representation, using the "replace" logic.
17078         (get_line_span_for_fixit_hint): Likewise.
17079         (layout::print_any_fixits): Likewise.
17080         (selftest::test_one_liner_many_fixits): Rename to...
17081         (selftest::test_one_liner_many_fixits_1): ...this, and update
17082         comment and expected output to reflect that the multiple fix-it
17083         hints are now consolidated into one insertion.
17084         (selftest::test_one_liner_many_fixits_2): New test.
17085         (selftest::test_diagnostic_show_locus_one_liner): Update for
17086         above.
17087         (selftest::test_fixit_consolidation): Update for fix-it API
17088         change.
17089         * diagnostic.c (print_parseable_fixits): Likewise.
17090         * edit-context.c (edited_line::m_line_events): Convert from
17091         auto_vec <line_event *> to auto_vec <line_event>.
17092         (class line_event): Convert from abstract base class to a concrete
17093         class, taking over the role of replace_event.
17094         (class insert_event): Delete.
17095         (class replace_event): Rename to class line_event.  Convert to
17096         half-open range.
17097         (edit_context::add_fixits): Reimplement.
17098         (edit_context::apply_insert): Delete.
17099         (edit_context::apply_replace): Rename to...
17100         (edit_context::apply_fixit): ...this.  Convert to half-open range.
17101         (edited_file::apply_insert): Delete.
17102         (edited_file::apply_replace): Rename to...
17103         (edited_file::apply_fixit): ...this.
17104         (edited_line::~edited_line): Drop deletion of events.
17105         (edited_line::apply_insert): Delete.
17106         (edited_line::apply_replace): Rename to...
17107         (edited_line::apply_fixit): ...this.  Convert to half-open range.
17108         Update for change to type of m_line_events.
17109         * edit-context.h (edit_context::apply_insert): Delete.
17110         (edit_context::apply_replace): Rename to...
17111         (edit_context::apply_fixit): ...this.
17113 2017-05-01  Martin Sebor  <msebor@redhat.com>
17115         * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
17116         known.
17118 2017-05-01  Uros Bizjak  <ubizjak@gmail.com>
17120         PR target/68491
17121         * config/i386/cpuid.h (__get_cpuid): Always return 0 when
17122         __get_cpuid_max returns 0.
17123         (__get_cpuid_count): Ditto.
17125 2017-05-01  Eric Botcazou  <ebotcazou@adacore.com>
17127         * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
17128         replacement expression is another instance of one of its arguments.
17130 2017-05-01  Jakub Jelinek  <jakub@redhat.com>
17132         PR target/79430
17133         * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
17134         check for stack push/pop autoinc.
17135         * config/i386/i386.c (ix86_agi_dependent): Return false
17136         if the only reason why modified_in_p returned true is that
17137         addr is SP based and set_insn is a push or pop.
17139 2017-04-29  Jan Hubicka  <hubicka@ucw.cz>
17141         * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
17142         overflow check.
17144 2017-04-29  Jan Hubicka  <hubicka@ucw.cz>
17146         PR ipa/79224
17147         * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
17148         (account_size_time): Use two predicates - exec_pred and
17149         nonconst_pred_ptr.
17150         (evaluate_conditions_for_known_args): Compute both clause and
17151         nonspec_clause.
17152         (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
17153         (inline_summary_t::duplicate): Update.
17154         (estimate_function_body_sizes): Caluculate exec and nonconst predicates
17155         separately.
17156         (compute_inline_parameters): Likewise.
17157         (estimate_edge_size_and_time): Update caluclation of time.
17158         (estimate_node_size_and_time): Compute both time and nonspecialized
17159         time.
17160         (estimate_ipcp_clone_size_and_time): Update.
17161         (inline_merge_summary): Update.
17162         (do_estimate_edge_time): Update.
17163         (do_estimate_edge_size): Update.
17164         (do_estimate_edge_hints): Update.
17165         (inline_read_section, inline_write_summary): Stream both new predicates.
17166         * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
17167         as argument.
17168         (compute_inlined_call_time): Cleanup.
17169         (big_speedup_p): Update.
17170         (edge_badness): Update.
17171         * ipa-inline.h (INLINE_TIME_SCALE): Remove.
17172         (size_time_entry): Replace predicate by exec_predicate and
17173         nonconst_predicate.
17174         (edge_growth_cache_entry): Cache both time nad nonspecialized time.
17175         (estimate_edge_time): Return also nonspec_time.
17176         (reset_edge_growth_cache): Update.
17178 2017-04-29  Jakub Jelinek  <jakub@redhat.com>
17180         PR rtl-optimization/80491
17181         * ifcvt.c (noce_process_if_block): When looking for x setter
17182         with missing else_bb, don't check only the insn right before
17183         cond_earliest, but look for the last insn that x is modified in
17184         within the same bb.
17186         PR rtl-optimization/80491
17187         * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
17189 2017-04-29  Marc Glisse  <marc.glisse@inria.fr>
17191         PR tree-optimization/80487
17192         * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
17194 2017-04-29  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
17196         PR tree-optimization/79697
17197         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
17198         is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
17199         (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
17200         BUILT_IN_STRNDUP.
17201         * gimple-fold.c (gimple_fold_builtin_realloc): New function.
17202         (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
17204 2017-04-28  Martin Sebor  <msebor@redhat.com>
17206         PR tree-optimization/80523
17207         * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
17208         (init_target_to_host_charmap, target_to_host, target_strtol10): New
17209         functions.
17210         (maybe_warn, format_directive, parse_directive): Use new functions.
17211         (pass_sprintf_length::execute): Call init_target_to_host_charmap.
17213 2017-04-28  Marc Glisse  <marc.glisse@inria.fr>
17215         * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
17217 2017-04-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>
17219         * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
17220         target_header_dir): Set correctly.
17221         * configure: Regenerated.
17222         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
17223         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
17224         instead of SYSTEM_HEADER_DIR.
17226 2017-04-28  Jan Hubicka  <hubicka@ucw.cz>
17228         * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
17229         (estimate_local_effects): Likewise.
17230         * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
17231         edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
17232         * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
17233         estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
17234         do_estimate_edge_time, estimate_edge_time): Likewise.
17235         * ipa-inline-analysis.c (estimate_node_size_and_time,
17236         estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
17237         (estimate_time_after_inlining): Remove.
17239 2017-04-28  Martin Liska  <mliska@suse.cz>
17241         * doc/gcov.texi: Enhance documentation of gcov.
17243 2017-04-28  Martin Liska  <mliska@suse.cz>
17245         * doc/gcov.texi: Sort options in alphabetic order.
17246         * doc/gcov-dump.texi: Likewise.
17247         * doc/gcov-tool.texi: Likewise.
17248         * gcov.c (print_usage): Likewise.
17249         * gcov-dump.c (print_usage): Likewise.
17250         * gcov-tool.c (print_merge_usage_message): Likewise.
17251         (print_rewrite_usage_message): Likewise.
17252         (print_overlap_usage_message): Likewise.
17254 2017-04-28  Martin Liska  <mliska@suse.cz>
17256         PR gcov-profile/53915
17257         * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
17259 2017-04-28  Martin Liska  <mliska@suse.cz>
17261         PR gcov-profile/79891
17262         * gcov.c (add_line_counts): Assign BBs to lines just if the BB
17263         is marked by compiler as living on a line.
17264         (get_cycles_count): Remove usage of the union.
17265         (output_intermediate_file): Likewise.
17266         (find_source): Fix GNU coding style.
17267         (accumulate_line_counts): Remove old non-all block mode.
17268         (output_lines): Remove usage of the union.
17269         * profile.c (output_location): Include all BBs, even if
17270         belonging to a same line (and file) as a previous BB.
17272 2017-04-28  Martin Liska  <mliska@suse.cz>
17274         * gcov.c (process_args): Handle new argument 'w'.
17275         (read_graph_file): Assign ID to BBs.
17276         (output_branch_count): Display BB # if verbose flag is set.
17277         (output_lines): Likewise for arcs.
17278         (print_usage): Add '--verbose' option help.
17279         * doc/gcov.texi: Document --verbose (-w) option.
17281 2017-04-28  Martin Liska  <mliska@suse.cz>
17283         * gcov.c (struct block_location_info): New struct.
17284         (process_file): Fill up the new structure.
17285         (read_graph_file): Replace usage of encoding by the newly added
17286         struct.
17287         (add_line_counts): Likewise.
17288         (accumulate_line_counts): Remove usage of the union.
17289         (function_info::function_info): New function.
17290         (function_info::~function_info): Likewise.
17291         (process_file): Call delete instead of release_function.
17292         (release_function): Release the function.
17293         (release_structures): Call delete instead of release_function.
17294         (solve_flow_graph): Replace usage of num_blocks.
17295         (find_exception_blocks): Likewise.
17296         (output_lines): Fix GNU coding style.
17298 2017-04-28  Martin Liska  <mliska@suse.cz>
17300         PR driver/56469
17301         * coverage.c (coverage_remove_note_file): New function.
17302         * coverage.h: Declare the function.
17303         * toplev.c (finalize): Clean if an error has been seen.
17305 2017-04-28  Martin Liska  <mliska@suse.cz>
17307         PR gcov-profile/80031
17308         * gcov-dump.c (tag_blocks): Just print number of basic blocks.
17309         * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
17310         * gcov.c (read_graph_file): Read just number of blocks.
17311         * profile.c (branch_prob): Do not stream 0 flags per a basic
17312         block.
17314 2017-04-28  Martin Liska  <mliska@suse.cz>
17316         * gcov-dump.c (tag_*): Add new argument to declarations.
17317         (dump_gcov_file): Likewise.
17318         (tag_blocks): Add and use new argument depth.
17319         (tag_arcs): Likewise.
17320         (tag_lines): Likewise.
17321         (tag_counters): Likewise.
17322         (tag_summary): Likewise.
17323         (dump_working_sets): Use depth to do a proper indentation.
17325 2017-04-28  Jakub Jelinek  <jakub@redhat.com>
17327         PR bootstrap/80531
17328         * cgraph.h (symtab_node::debug_symtab): No longer inline.
17329         * symtab.c (symtab_node::debug_symtab): Move definition here.
17331 2017-04-28  Richard Biener  <rguenther@suse.de>
17333         * lto-streamer.h (LTO_major_version): Bump to 7.
17335 2017-04-28  Richard Biener  <rguenther@suse.de>
17337         * tree-vrp.c (assert_info): New struct.
17338         (add_assert_info): New helper.
17339         (register_edge_assert_for_2): Refactor to add asserts to a vector
17340         of assert_info.
17341         (register_edge_assert_for_1): Likewise.
17342         (register_edge_assert_for): Likewise.
17343         (finish_register_edge_assert_for): New helper actually registering
17344         asserts where live on edge.
17345         (find_conditional_asserts): Adjust.
17346         (find_switch_asserts): Likewise.
17347         (evrp_dom_walker::try_find_new_range): Generalize.
17348         (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
17350 2017-04-27  Marek Polacek  <polacek@redhat.com>
17352         PR sanitizer/80349
17353         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
17354         arg10 and arg11 to itype.
17356 2017-04-27  Jonathan Wakely  <jwakely@redhat.com>
17358         * doc/extend.texi (Object Size Checking): Improve grammar.
17360 2017-04-27  Richard Earnshaw  <rearnsha@arm.com>
17362         PR target/80530
17363         * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
17364         that the logic for permitting reciprocal estimates matches that
17365         in use_rsqrt_p.
17367 2017-04-27  Jakub Jelinek  <jakub@redhat.com>
17369         PR c++/80534
17370         * tree.c (type_cache_hasher::equal): Only compare
17371         TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
17372         (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
17373         non-aggregate element types.
17374         * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
17375         about the flag on ARRAY_TYPEs in the comment, formatting fix.
17377 2017-04-27  Richard Biener  <rguenther@suse.de>
17379         PR middle-end/80533
17380         * emit-rtl.c (set_mem_attributes_minus_bitpos): When
17381         stripping ARRAY_REFs from MEM_EXPR make sure we're not
17382         keeping a reference to a trailing array.
17384 2017-04-27  Richard Biener  <rguenther@suse.de>
17386         PR middle-end/80539
17387         * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
17388         being in loop-closed SSA form conservatively.
17389         (chrec_fold_multiply_poly_poly): Likewise.
17391 2017-04-27  Tamar Christina  <tamar.christina@arm.com>
17393         PR middle-end/79665
17394         * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
17395         CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
17397 2017-04-27  Jakub Jelinek  <jakub@redhat.com>
17399         PR target/77728
17400         * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
17401         (aarch64_function_arg_alignment): Return unsigned int again, but still
17402         ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
17403         (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
17404         Don't emit -Wpsabi note.
17405         (aarch64_function_arg_boundary): Likewise.
17406         (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
17407         caller.
17409 2017-04-26  Nathan Sidwell  <nathan@acm.org>
17411         * tree.h (crc32_unsigned_n): Declare.
17412         (crc32_unsigned, crc32_unsigned): Make inline.
17413         * tree.c (crc32_unsigned_bits): Replace with ...
17414         (crc32_unsigned_n): ... this.
17415         (crc32_unsigned, crc32_byte): Remove.
17416         (crc32_string): Remove unnecessary braces.
17418 2017-04-25  Jan Hubicka  <hubicka@ucw.cz>
17420         * ipa-cp.c (estimate_local_effects): Convert sreal to int.
17421         * ipa-inline-analysis.c (MAX_TIME): Remove.
17422         (account_size_time): Use sreal for time.
17423         (dump_inline_summary): Update.
17424         (estimate_function_body_sizes): Update.
17425         (estimate_edge_size_and_time): Update.
17426         (estimate_calls_size_and_time): Update.
17427         (estimate_node_size_and_time): Update.
17428         (inline_merge_summary): Update.
17429         (inline_update_overall_summary): Update.
17430         (estimate_time_after_inlining): Update.
17431         (inline_read_section): Update.
17432         (inline_write_summary): Update.
17433         * ipa-inline.c (compute_uninlined_call_time): Update.
17434         (compute_inlined_call_time): Update.
17435         (recursive_inlining): Update.
17436         (inline_small_functions): Update.
17437         (dump_overall_stats): Update.
17438         * ipa-inline.h: Include sreal.h.
17439         (size_time_entry): Turn time to sreal.
17440         (inline_summary): Turn self_time nad time to sreal.
17442 2017-04-25  Jan Hubicka  <hubicka@ucw.cz>
17444         * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
17445         data-streamer.h
17446         (sreal::stream_out, sreal::stream_in): New.
17447         * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
17449 2017-04-25  Jakub Jelinek  <jakub@redhat.com>
17451         * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
17452         environment.
17454 2017-04-25  Uros Bizjak  <ubizjak@gmail.com>
17456         PR target/70799
17457         * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
17458         Handle ASHIFTRT.
17459         (dimode_scalar_chain::compute_convert_gain): Ditto.
17460         (dimode_scalar_chain::make_vector_copies): Ditto.
17461         (dimode_scalar_chain::convert_reg): Ditto.
17462         (dimode_scalar_chain::convert_insn): Ditto.
17463         * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
17464         (VI248_AVX512BW_1): New mode iterator.
17465         (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
17466         <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
17467         mode iterator.
17469 2017-04-25  Martin Sebor  <msebor@redhat.com>
17471         PR tree-optimization/80497
17472         * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
17473         constants are representable in HOST_WIDE_INT.
17474         (parse_directive): Ditto.
17476 2017-04-25  Martin Sebor  <msebor@redhat.com>
17478         PR bootstrap/80486
17479         * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
17480         (new_zero_array): Adjust signature.
17481         (dom_info::dom_init): Used unsigned rather that size_t.
17482         (dom_info::dom_info): Same.
17484 2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
17485             Jakub Jelinek  <jakub@redhat.com>
17487         PR target/77728
17488         * config/arm/arm.c: Include gimple.h.
17489         (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
17490         returns negative, increment ncrn only if it returned positive.
17491         (arm_needs_doubleword_align): Return int instead of bool,
17492         ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
17493         members, but if there is any such non-FIELD_DECL
17494         > PARM_BOUNDARY aligned decl, return -1 instead of false.
17495         (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
17496         returns negative, increment nregs only if it returned positive.
17497         (arm_setup_incoming_varargs): Likewise.
17498         (arm_function_arg_boundary): Emit -Wpsabi note if
17499         arm_needs_doubleword_align returns negative, return
17500         DOUBLEWORD_ALIGNMENT only if it returned positive.
17502 2017-04-25  Marek Polacek  <polacek@redhat.com>
17504         PR sanitizer/80349
17505         * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
17506         first argument to type.
17508 2017-04-25  Bill Seurer  <seurer@linux.vnet.ibm.com>
17510         PR target/80482
17511         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
17512         type checks to test for compatibility instead of equality.
17514 2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
17515             Jakub Jelinek  <jakub@redhat.com>
17517         PR target/77728
17518         * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
17519         type.
17520         (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
17521         struct.  Ignore DECL_ALIGN of decls other than FIELD_DECL for
17522         the alignment computation, but return their maximum in warn_alignment.
17523         (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
17524         Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
17525         is smaller.
17526         (aarch64_function_arg_boundary): Likewise.  Simplify using MIN/MAX.
17527         (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
17528         caller.
17530 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
17532         * config/arc/simdext.md (dmpyh): Fix typo.
17534 2017-04-25  Richard Biener  <rguenther@suse.de>
17536         PR tree-optimization/80492
17537         * alias.c (compare_base_decls): Handle registers with asm
17538         specification conservatively.
17539         * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
17540         compare_base_decls returning dont-know properly.
17542 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
17544         * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
17545         (legitimate_offset_address_p): New function.
17546         (arc_legitimate_address_p): Use above function.
17548 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
17550         * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
17552 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
17554         * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
17555         ACCH registers whenever they are available.
17557 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
17559         * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
17560         double regs fix when not used.
17562 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
17564         * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
17565         core registers.
17566         (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
17567         (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
17569 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
17571         * config/arc/arc.c (arc_output_addsi): Check for h-register class
17572         when emitting short ADD instructions.
17574 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
17576         * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
17577         constraint.
17578         (cmpsi_cc_c_insn): Likewise.
17579         (cbranchsi4_scratch): Compute proper instruction length using
17580         compact_hreg_operand.
17581         * config/arc/predicates.md (compact_hreg_operand): New predicate.
17583 2017-04-25  Richard Biener  <rguenther@suse.de>
17585         PR middle-end/80509
17586         * passes.c (pass_manager::pass_manager): Initialize
17587         m_name_to_pass_map.
17589 2017-04-25  Richard Biener  <rguenther@suse.de>
17591         PR tree-optimization/79201
17592         * tree-ssa-sink.c (statement_sink_location): Handle calls.
17594 2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
17596         PR target/80464
17597         * config/s390/vector.md: Split MEM->GPR vector moves for
17598         non-s_operand addresses.
17600 2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
17602         PR target/79895
17603         * config/s390/predicates.md (reload_const_wide_int_operand): New
17604         predicate.
17605         * config/s390/s390.md ("movti"): Remove d/P alternative.
17606         ("movti_bigconst"): New pattern definition.
17608 2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>
17610         PR target/80080
17611         * s390-protos.h (s390_expand_cs_hqi): Removed.
17612         (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
17613         * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
17614         modes as well as CCZ1mode and CCZmode.
17615         (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
17616         signature of s390_emit_compare_and_swap.
17617         (s390_expand_cs_hqi): Likewise, make static.
17618         (s390_expand_cs_tdsi): Generate an explicit compare before trying
17619         compare-and-swap, in some cases.
17620         (s390_expand_cs): Wrapper function.
17621         (s390_expand_atomic_exchange_tdsi): New backend specific expander for
17622         atomic_exchange.
17623         (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
17624         * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
17625         patterns for small and large integers.  Forbid symref memory operands.
17626         Move expander to s390.c.  Require cc register.
17627         ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
17628         ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
17629         ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
17630         ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
17631         symref memory operands.  Remove CC mode and call s390_match_ccmode
17632         instead.
17633         ("atomic_exchange<mode>"): Allow and implement all integer modes.
17635 2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>
17637         * config/s390/s390.md (define_peephole2): New peephole to help
17638         combining the load-and-test pattern with volatile memory.
17640 2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>
17642         * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
17643         with CCZmode for TARGET_Z196.
17645 2017-04-25  Jakub Jelinek  <jakub@redhat.com>
17647         PR rtl-optimization/80501
17648         * combine.c (make_compound_operation_int): Set subreg_code to SET
17649         even for AND with mask of the sign bit of mode.
17651         PR rtl-optimization/80500
17652         * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
17653         sum's initial value.
17655 2017-04-25  Julian Brown  <julian@codesourcery.com>
17656             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
17658         * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
17660 2017-04-25  Marc Glisse  <marc.glisse@inria.fr>
17662         * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
17664 2017-04-25  Julian Brown  <julian@codesourcery.com>
17665             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
17667         * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
17668         (thunderx2t99_sha): New Reservation.
17670 2017-04-25  Julian Brown  <julian@codesourcery.com>
17671             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
17673         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
17674         type for 1-element load.
17676 2017-04-24  Marc Glisse  <marc.glisse@inria.fr>
17678         * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
17680 2017-04-24  Martin Jambor  <mjambor@suse.cz>
17682         PR tree-optimization/80293
17683         * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
17684         char arrays not totally scalarizable if it is false.
17685         (analyze_all_variable_accesses): Pass correct value in the new
17686         parameter.  Add a statistics counter.
17688 2017-04-24  Jan Hubicka  <hubicka@ucw.cz>
17690         PR middle-end/79931
17691         * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
17693 2017-04-24  Richard Biener  <rguenther@suse.de>
17695         PR tree-optimization/80494
17696         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
17697         out for complex types.
17699 2017-04-24  Richard Biener  <rguenther@suse.de>
17701         * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
17702         * tree-ssa-sccvn.c (print_scc): Print SCC size.
17703         (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
17704         (DFS): Adjust and never fail.
17705         (sccvn_dom_walker::fail): Remove.
17706         (sccvn_dom_walker::before_dom_children): Adjust.
17707         (run_scc_vn): Likewise and never fail.
17708         * tree-ssa-pre.c (pass_pre::execute): Adjust.
17709         (pass_fre::execute): Likewise.
17711 2017-04-24  Richard Biener  <rguenther@suse.de>
17713         PR tree-optimization/79725
17714         * tree-ssa-sink.c (statement_sink_location): Return whether
17715         failure reason was zero uses.  Move that check later.
17716         (sink_code_in_bb): Deal with zero uses by removing the stmt
17717         if possible.
17719 2017-04-24  Richard Biener  <rguenther@suse.de>
17721         PR c++/2972
17722         * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
17723         pointer-based references.
17725 2017-04-24  Richard Biener  <rguenther@suse.de>
17727         PR bootstrap/79814
17728         * pass_manager.h (pass_manager::operator new): Remove.
17729         (pass_manager::operator delete): Likewise.
17730         * passes.c (pass_manager::operator new): Remove.
17731         (pass_manager::operator delete): Likewise.
17732         (pass_manager::pass_manager): Zero individual pass members.
17734 2017-04-23  Uros Bizjak  <ubizjak@gmail.com>
17736         PR target/70799
17737         * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
17738         <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
17739         Check "XEXP (src, 1)" operand here.
17740         <case PLUS, case MINUS, case IOR, case XOR, case AND>:
17741         Check "XEXP (src, 1)" operand here.
17742         (dimode_scalar_chain::make_vector_copies): Detect count register
17743         of a shift instruction.  Zero extend count register from QImode
17744         to DImode to satisfy vector shift pattern count operand predicate.
17745         Substitute vector shift count operand with a DImode copy.
17746         (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
17747         vector register.
17749 2017-04-21  Uros Bizjak  <ubizjak@gmail.com>
17751         * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
17752         Remove UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
17753         (*insvqi_1_mem_rex64): Move above insv<mode>_1.  Remove
17754         UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
17755         (UNSPEC_NOREX_MEM): Remove definition.
17757 2017-04-21  Richard Biener  <rguenther@suse.de>
17759         PR tree-optimization/79547
17760         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
17761         Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
17762         bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
17763         without any constraints.
17765 2017-04-21  Richard Biener  <rguenther@suse.de>
17767         PR tree-optimization/78847
17768         * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
17770 2017-04-21  Richard Biener  <rguenther@suse.de>
17772         * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
17773         (build_distinct_type_copy): Likewise.
17774         (build_variant_type_copy): Likewise.
17775         * tree.c (build_qualified_type): Pass down mem-stat info.
17776         (build_distinct_type_copy): Likewise.
17777         (build_variant_type_copy): Likewise.
17779 2017-04-21  Richard Biener  <rguenther@suse.de>
17781         PR tree-optimization/80237
17782         * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
17783         defaulted to NULL.
17784         (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
17785         for a simplified result.
17787 2016-04-21  Richard Biener  <rguenther@suse.de>
17789         * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
17790         sth as strict as a simple_iv but a chrec without symbols and an
17791         operand defined in the loop we are peeling (and not some subloop).
17792         (propagate_constants_for_unrolling): Propagate all constants.
17794 2017-04-20  Uros Bizjak  <ubizjak@gmail.com>
17796         PR target/79804
17797         * config/i386/i386.c (print_reg): Remove assert for disalowed
17798         regno values, call output_operand_lossage instead.
17800 2017-04-20  Uros Bizjak  <ubizjak@gmail.com>
17802         PR target/78090
17803         * config/i386/constraints.md (Yc): New register constraint.
17804         * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
17805         Use Yc constraint for alternative 2 of operand 0.  Remove
17806         preferred_for_speed attribute.
17808 2017-04-20  Alexander Monakov  <amonakov@ispras.ru>
17810         * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
17811         lastprivate clauses in SIMT case.
17813 2017-04-20  Volker Reichelt  <v.reichelt@netcologne.de>
17815         * doc/invoke.texi (-Wextra-semi): Document new warning option.
17817 2017-04-20  Richard Biener  <rguenther@suse.de>
17819         PR tree-optimization/57796
17820         * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
17821         as N scalar stores.
17822         (vect_model_load_cost): Cost gathers as N scalar loads.
17824 2017-04-20  Richard Biener  <rguenther@suse.de>
17826         * ggc-page.c (ggc_allocated_p): Rename to ...
17827         (safe_lookup_page_table_entry): ... this and return the lookup
17828         result.
17829         (gt_ggc_m_S): Use safe_lookup_page_table_entry.
17831 2017-04-20  Richard Biener  <rguenther@suse.de>
17833         PR tree-optimization/80453
17834         * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
17835         * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
17836         from the conditions.
17837         (vn_phi_eq): Pass them down.
17838         (vn_phi_lookup): Record them.
17839         (vn_phi_insert): Likewise.
17841 2017-04-20  Matthew Fortune  <matthew.fortune@imgtec.com>
17843         * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
17844         uninitialized variable warning to avoid buffer overrun.
17846 2017-04-20  Alexander Monakov  <amonakov@ispras.ru>
17848         PR other/71250
17849         * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
17850         is suppressed for '{ 0 }' in C.
17852 2017-04-20  Jakub Jelinek  <jakub@redhat.com>
17854         * BASE-VER: Set to 8.0.0.
17856 2017-04-20  Thomas Preud'homme  <thomas.preudhomme@arm.com>
17858         * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
17859         priority .init_array and .fini_array section with SECTION_NOTYPE
17860         flag.
17862 2017-04-20  Jakub Jelinek  <jakub@redhat.com>
17864         PR middle-end/80423
17865         * tree.h (build_array_type): Add typeless_storage default argument.
17866         * tree.c (type_cache_hasher::equal): Also compare
17867         TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
17868         (build_array_type): Add typeless_storage argument, set
17869         TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
17870         recursive call.
17871         (build_nonshared_array_type): Adjust build_array_type_1 caller.
17872         (build_array_type): Likewise.  Add typeless_storage argument.
17874 2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
17875             Jakub Jelinek  <jakub@redhat.com>
17877         PR tree-optimization/80426
17878         * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
17879         operation on symbolic operands, also compute the overflow for the
17880         invariant part when the operation degenerates into a negation.
17882 2017-04-19  Jakub Jelinek  <jakub@redhat.com>
17884         PR debug/80461
17885         * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
17886         Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
17888         PR debug/80436
17889         * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
17891 2017-04-19  Georg-Johann Lay  <avr@gjlay.de>
17893         PR target/80462
17894         * config/avr/avr.c (tree.h): Include it.
17895         (cgraph.h): Include it.
17896         (avr_encode_section_info): Don't warn for uninitialized progmem
17897         variable if it's just an alias.
17899 2017-04-19  Richard Biener  <rguenther@suse.de>
17901         PR ipa/65972
17902         * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
17903         when needed by AutoPGO.
17905 2017-04-19  Paulo J. Matos  <paulo@matos-sorge.com>
17907         PR lto/50345
17908         * doc/lto.texi: Remove an extra 'that'.
17910 2017-04-19  Segher Boessenkool  <segher@kernel.crashing.org>
17912         PR rtl-optimization/80429
17913         * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
17914         are only used in debug insns.
17916 2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
17917             Vladimir Makarov  <vmakarov@redhat.com>
17919         * config/sparc/predicates.md (input_operand): Add comment.  Return
17920         true for any memory operand when LRA is in progress.
17921         * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
17923 2017-04-18  Jeff Law  <law@redhat.com>
17925         PR target/74563
17926         * mips.md ({return,simple_return}_internal): Do not overwrite
17927         operands[0].
17929 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
17931         PR tree-optimization/80443
17932         * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
17933         instead of adding 1, subtract -1 and similarly instead of subtracting
17934         1 add -1.
17936 2017-04-18  Richard Sandiford  <richard.sandiford@arm.com>
17938         PR rtl-optimization/80357
17939         * haifa-sched.c (tmp_bitmap): New variable.
17940         (model_recompute): Handle duplicate use records.
17941         (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
17942         (free_global_sched_pressure_data): Free it.
17944 2017-04-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
17946         Revert:
17947         2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
17948         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
17949         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
17950         instead of SYSTEM_HEADER_DIR.
17952 2017-04-18  Jeff Law  <law@redhat.com>
17954         PR middle-end/80422
17955         * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
17956         predecessors after walking up the insn chain.
17958 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
17960         PR debug/80263
17961         * dwarf2out.c (modified_type_die): Try harder not to emit internal
17962         sizetype type into debug info.
17964 2017-04-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
17966         PR target/80099
17967         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
17968         unneeded test for TARGET_UPPER_REGS_SF.
17969         * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
17971 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
17973         PR sanitizer/80444
17974         * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
17975         instead of gsi_after_labels.
17977 2017-04-18  Jeff Law  <law@redhat.com>
17979         * regcprop.c (maybe_mode_change): Avoid creating copies of the
17980         stack pointer.
17982         Revert:
17983         2017-04-13  Jeff Law  <law@redhat.com>
17984         * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
17985         in operands[1] if it is a MEM and TARGET_MIPS16 is active.
17987 2017-04-18  Georg-Johann Lay  <avr@gjlay.de>
17989         PR target/79453
17990         * config/avr/avr.c (intl.h): Include it.
17991         (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
17993 2017-04-18  Martin Liska  <mliska@suse.cz>
17995         PR gcov-profile/78783
17996         * gcov-tool.c (gcov_output_files): Validate that destination
17997         file is either removed by the tool or by a user.
17999 2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
18000             Guy Benyei  <guybe@mellanox.com>
18002         * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
18003         block, and do not negate it, the stored id is already negative.
18005 2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
18007         * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
18009 2017-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
18011         PR target/80098
18012         * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
18013         masks of options that should be turned off if the VSX vector
18014         options are turned off.
18015         (OTHER_P8_VECTOR_MASKS): Likewise.
18016         (OTHER_VSX_VECTOR_MASKS): Likewise.
18017         * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
18018         rs6000_disable_incompatible_switches to validate no type switches
18019         like -mvsx.
18020         (rs6000_incompatible_switch): New function to disallow turning on
18021         other vector options if -mno-vsx, -mno-power8-vector, or
18022         -mno-power9-vector are specified.
18024 2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>
18026         * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
18028 2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>
18030         * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
18031         * config/arc/arc.c (arc_decl_pretend_args): Likewise.
18032         * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
18033         (ARG_POINTER_CFA_OFFSET): Likewise.
18035 2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>
18037         * config/arc/arc.c (arc_mode_dependent_address_p): Relax
18038         conditions to take advantage of various optimizations.
18040 2017-04-13  Jeff Law  <law@redhat.com>
18042         * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
18043         in operands[1] if it is a MEM and TARGET_MIPS16 is active.
18044         (zero_extendsidi2_dext): Likewise.
18046 2017-04-13  Jakub Jelinek  <jakub@redhat.com>
18048         PR sanitizer/80403
18049         * fold-const.c (fold_ternary_loc): Revert
18050         use op0 instead of fold_convert_loc (loc, type, arg0) part of
18051         2017-04-12 change.
18053 2017-04-13  Vladimir Makarov  <vmakarov@redhat.com>
18055         PR rtl-optimization/80343
18056         * lra-remat.c (update_scratch_ops): Assign original hard reg to
18057         new scratch pseudo.
18059 2017-04-13  Denis Khalikov <d.khalikov@partner.samsung.com>
18061         PR sanitizer/80414
18062         * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
18063         to ubsan_encode_value.
18065 2017-04-13  Jeff Law  <law@redhat.com>
18067         * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
18068         appearing in DEBUG_INSNs.
18070 2017-04-13  Martin Liska  <mliska@suse.cz>
18072         PR gcov-profile/80413
18073         * gcov-io.c (gcov_write_string): Copy to buffer just when
18074         allocated size is greater than zero.
18076 2017-04-13  Jakub Jelinek  <jakub@redhat.com>
18078         PR debug/80321
18079         * dwarf2out.c (decls_for_scope): Ignore declarations of
18080         current_function_decl in BLOCK_NONLOCALIZED_VARS.
18082 2017-04-12  Jan Hubicka  <hubicka@ucw.cz>
18084         PR lto/69953
18085         * ipa-visibility.c (non_local_p): Fix typos.
18086         (localize_node): When localizing symbol in same comdat group,
18087         dissolve the group only when we know external symbols are going
18088         to be privatized.
18089         (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
18091 2017-04-12  Jakub Jelinek  <jakub@redhat.com>
18093         PR tree-optimization/79390
18094         * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
18095         order does not result in usable sequence, retry with reversed operand
18096         order.
18098         PR sanitizer/80403
18099         PR sanitizer/80404
18100         PR sanitizer/80405
18101         * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
18102         to fold_build2_loc.  Convert TREE_OPERAND (tem, 0) to type.  Use
18103         op0 instead of fold_convert_loc (loc, type, arg0).
18105 2017-04-12  Jeff Law  <law@redhat.com>
18107         * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
18108         has a delay slot in the generated code.
18110         * config/cris/cris.md (cris_preferred_reload_class): Return
18111         GENNONACR_REGS rather than GENERAL_REGS.
18113 2017-04-12  Jakub Jelinek  <jakub@redhat.com>
18115         PR c/80163
18116         * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
18117         vs. ZERO_EXTEND based on signedness of treeop0's type rather than
18118         signedness of the result type.
18120 2017-04-12  Richard Biener  <rguenther@suse.de>
18121             Jeff Law  <law@redhat.com>
18123         PR tree-optimization/80359
18124         * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
18125         trim stores to TARGET_MEM_REFs.
18127 2017-04-12  Richard Biener  <rguenther@suse.de>
18129         PR tree-optimization/79390
18130         * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
18131         threading case even more.
18133 2017-04-12  Segher Boessenkool  <segher@kernel.crashing.org>
18135         PR target/80382
18136         * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
18137         for quad_address_p for TImode, instead of just not indexed_address.
18139 2017-04-12  Richard Biener  <rguenther@suse.de>
18140             Bernd Edlinger  <bernd.edlinger@hotmail.de>
18142         PR middle-end/79671
18143         * alias.c (component_uses_parent_alias_set_from): Handle
18144         TYPE_TYPELESS_STORAGE.
18145         (get_alias_set): Likewise.
18146         * tree-core.h (tree_type_common): Add typeless_storage flag.
18147         * tree.h (TYPE_TYPELESS_STORAGE): New macro.
18148         * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
18149         for types containing members with TYPE_TYPELESS_STORAGE.
18150         (place_field): Likewise.
18151         (layout_type): Likewise for ARRAY_TYPE.
18152         * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
18153         * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
18154         TYPE_TYPELESS_STORAGE.
18155         * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
18157 2017-04-12  Jakub Jelinek  <jakub@redhat.com>
18159         PR sanitizer/80349
18160         * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
18161         first argument to type.
18163 2017-04-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18165         PR target/80376
18166         PR target/80315
18167         * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
18168         CONST0_RTX (mode) rather than const0_rtx where appropriate.
18169         (rs6000_expand_binop_builtin): Likewise.
18170         (rs6000_expand_ternop_builtin): Likewise; also add missing
18171         vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
18172         vshasigma built-ins.
18173         * doc/extend.texi: Document that vec_xxpermdi's third argument
18174         must be a constant.
18176 2017-04-11  Uros Bizjak  <ubizjak@gmail.com>
18178         * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
18179         Use shift_const cost parameter when calculating gain of STV shifts.
18181 2017-04-11  Vladimir Makarov  <vmakarov@redhat.com>
18183         PR rtl-optimization/70478
18184         * lra-constraints.c (process_alt_operands): Check memory for
18185         disfavoring memory insn operand.
18187 2017-04-11  Jakub Jelinek  <jakub@redhat.com>
18189         PR middle-end/80100
18190         * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
18191         left shift in unsigned HOST_WIDE_INT type.
18193         PR rtl-optimization/80385
18194         * simplify-rtx.c (simplify_unary_operation_1): Don't transform
18195         (not (neg X)) into (plus X -1) for complex or non-integral modes.
18197         PR libgomp/80394
18198         * omp-low.c (scan_omp_task): Don't optimize away empty tasks
18199         if they have any depend clauses.
18201 2017-04-11  Martin Liska  <mliska@suse.cz>
18203         PR ipa/80212
18204         * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
18205         * ipa-split.c (split_function): Create a local comdat symbol
18206         if caller is in a comdat group.
18208 2017-04-11  Martin Liska  <mliska@suse.cz>
18210         PR ipa/80212
18211         * ipa-cp.c (determine_versionability): Handle calls_comdat_local
18212         flags.
18214 2017-04-11  Martin Sebor  <msebor@redhat.com>
18216         PR middle-end/80364
18217         * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
18218         always use the int type.  Use INTEGRAL_TYPE_P() rather than testing
18219         for INTEGER_TYPE.
18220         (directive::set_width, directive::set_precision, format_character):
18221         Adjust.
18222         (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
18223         INTEGER_TYPE.
18225 2017-04-11  Richard Earnshaw  <rearnsha@arm.com>
18227         PR target/80389
18228         * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
18229         conflict, set target->arch_name instead of target->cpu_name.
18231 2017-04-11  Richard Biener  <rguenther@suse.de>
18233         PR tree-optimization/80374
18234         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
18235         build_zero_cst, remove fold_convertible_p check again.
18237 2017-04-11  Martin Liska  <mliska@suse.cz>
18239         PR sanitizer/70878
18240         * ubsan.c (instrument_object_size): Do not instrument register
18241         variables.
18243 2017-04-11  Jakub Jelinek  <jakub@redhat.com>
18245         PR target/80381
18246         * config/i386/i386-builtin-types.def
18247         (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
18248         V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
18249         V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
18250         V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
18251         V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
18252         V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
18253         V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
18254         V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
18255         V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
18256         V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
18257         V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
18258         V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
18259         V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
18260         V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
18261         V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
18262         V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
18263         V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
18264         V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
18265         * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
18266         __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
18267         __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
18268         __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
18269         __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
18270         __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
18271         __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
18272         __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
18273         __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
18274         __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
18275         __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
18276         __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
18277         __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
18278         __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
18279         __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
18280         __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
18281         __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
18282         __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
18283         __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
18284         __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
18285         __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
18286         __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
18287         __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
18288         __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
18289         __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
18290         __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
18291         __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
18292         __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
18293         aliases.
18294         * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
18295         flag to second_arg_count, handle 4 argument function type _COUNT
18296         aliases, handle second_arg_count on second argument rather than last.
18298 2017-04-10  Jeff Law  <law@redhat.com>
18300         PR tree-optimization/80374
18301         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
18302         record anything if we can not convert integer_zero_node to the
18303         desired type.
18305 2017-04-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
18307         PR target/80108
18308         * config/rs6000/rs6000.c (rs6000_option_override_internal):
18309         Enhance special handling given to the TARGET_P9_MINMAX option in
18310         relation to certain other options.
18312 2017-04-10  Bin Cheng  <bin.cheng@arm.com>
18314         PR tree-optimization/80153
18315         * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
18316         remove POINTER_PLUS_EXPR's base part directly, rather than through
18317         aff_tree.
18319 2017-04-10  Richard Biener  <rguenther@suse.de>
18320             Bin Cheng  <bin.cheng@arm.com>
18322         PR tree-optimization/80153
18323         * tree-affine.c (aff_combination_to_tree): Get base pointer from
18324         the first element of pointer type aff_tree.  Build result expr in
18325         aff_tree's type.
18326         (add_elt_to_tree): Convert to type unconditionally.  Remove other
18327         fold_convert calls.
18328         * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
18329         (rewrite_use_nonlinear_expr): Check invariant using iv information.
18331 2017-04-10  Richard Biener  <rguenther@suse.de>
18333         * tree-ssa-structalias.c (find_func_aliases): Properly handle
18334         asm inputs.
18336 2017-04-10  Vladimir Makarov  <vmakarov@redhat.com>
18338         PR rtl-optimization/70478
18339         * lra-constraints.c (curr_small_class_check): New.
18340         (update_and_check_small_class_inputs): New.
18341         (process_alt_operands): Update curr_small_class_check.  Disfavor
18342         alternative insn memory operands.  Check available regs for small
18343         class operands.
18345 2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>
18347         PR target/80057
18348         * config/mips/mips.opt (-mvirt): Update description.
18349         * doc/invoke.texi (-mvirt): Likewise.
18351 2017-04-10  Richard Biener  <rguenther@suse.de>
18353         PR middle-end/80362
18354         * fold-const.c (fold_binary_loc): Look at unstripped ops when
18355         looking for NEGATE_EXPR in -A / -B to A / B folding.
18357 2017-04-10  Martin Liska  <mliska@suse.cz>
18359         PR gcov-profile/80224
18360         * gcov.c (print_usage): Fix usage string.
18361         (get_gcov_intermediate_filename): Remove.
18362         (output_gcov_file): Use both for normal and intermediate format.
18363         (generate_results): Do not initialize special file for
18364         intermediate format.
18366 2017-04-10  Richard Biener  <rguenther@suse.de>
18368         PR tree-optimization/80304
18369         * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
18370         for safelen.
18372 2017-04-10  Nathan Sidwell  <nathan@acm.org>
18374         PR target/79905
18375         * config/rs6000/rs6000.c (rs6000_vector_type): New.
18376         (rs6000_init_builtins): Use it.
18378 2016-04-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
18380         * config/arm/arm.md (<mrc>): Add mode to SET source.
18381         (<mrrc>): Likewise.
18383 2017-04-10  Richard Biener  <rguenther@suse.de>
18385         PR middle-end/80344
18386         * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
18388 2017-04-10  Jakub Jelinek  <jakub@redhat.com>
18390         PR target/80324
18391         * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
18392         _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
18393         _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
18394         _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
18395         _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
18396         _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
18397         _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
18398         _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
18399         _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
18400         _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
18401         _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
18402         _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
18403         _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
18404         _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
18405         _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
18406         _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
18407         _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
18408         _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
18409         _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
18410         _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
18411         _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
18412         _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
18413         _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
18415 2017-04-08  Vladimir Makarov  <vmakarov@redhat.com>
18417         PR rtl-optimization/70478
18418         * lra-constraints.c: Reverse the last patch.
18420 2017-04-08  Andreas Tobler  <andreast@gcc.gnu.org>
18422         * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
18423         Add comment for WCHAR_T.
18425 2017-04-08  Martin Liska  <mliska@suse.cz>
18427         Revert:
18428         2017-04-07  Martin Liska  <mliska@suse.cz>
18430         PR ipa/80212
18431         * ipa-split.c (split_function): Add function part to a same comdat
18432         group.
18434 2017-04-08  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
18436         PR target/80358
18437         * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
18439 2017-04-07  Pat Haugen  <pthaugen@us.ibm.com>
18441         * rs6000/rs6000.c (vec_load_pendulum): Rename...
18442         (vec_pairing): ...to this.
18443         (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
18444         (rs6000_sched_init): Adjust for name change.
18445         (struct rs6000_sched_context): Likewise.
18446         (rs6000_init_sched_context): Likewise.
18447         (rs6000_set_sched_context): Likewise.
18449 2017-04-07  Jakub Jelinek  <jakub@redhat.com>
18451         PR target/80322
18452         PR target/80323
18453         PR target/80325
18454         PR target/80326
18455         * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
18456         intrinsics.
18457         * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
18458         _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
18459         _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
18461 2017-04-07  Andreas Tobler  <andreast@gcc.gnu.org>
18463         * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
18465 2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>
18467         PR rtl-optimization/70703
18468         * ira-color.c (update_conflict_hard_regno_costs): Use
18469         int64_t instead of HOST_WIDE_INT.
18471 2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>
18473         PR rtl-optimization/70478
18474         * lra-constraints.c (process_alt_operands): Disfavor alternative
18475         insn memory operands.
18477 2017-04-07  Jeff Law  <law@redhat.com>
18479         * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
18480         CALL and NOTE_INSN_CALL_ARG_LOCATION.
18482 2017-04-07  Martin Liska  <mliska@suse.cz>
18484         PR target/79889
18485         * config/aarch64/aarch64.c (aarch64_process_target_attr):
18486         Show error message instead of an ICE.
18488 2017-04-07  Martin Liska  <mliska@suse.cz>
18490         PR ipa/80212
18491         * ipa-split.c (split_function): Add function part to a same comdat
18492         group.
18494 2017-04-07  Richard Biener  <rguenther@suse.de>
18496         PR middle-end/80341
18497         * tree.c (get_unwidened): Also handle ! for_type case for
18498         INTEGER_CSTs.
18499         * convert.c (do_narrow): Split out from ...
18500         (convert_to_integer_1): ... here.  Do not pass final truncation
18501         type to get_unwidened for TRUNC_DIV_EXPR.
18503 2017-04-07  Richard Biener  <rguenther@suse.de>
18505         * tree-affine.c (wide_int_ext_for_comb): Take type rather
18506         than aff_tree.
18507         (aff_combination_const): Adjust.
18508         (aff_combination_scale): Likewise.
18509         (aff_combination_add_elt): Likewise.
18510         (aff_combination_add_cst): Likewise.
18511         (aff_combination_convert): Likewise.
18512         (add_elt_to_tree): Likewise.  Remove unused argument.
18513         (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
18515 2017-04-07  Sebastian Huber  <sebastian.huber@embedded-brains.de>
18517         * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
18518         definition.
18519         * config/arm/arm.c (arm_default_short_enums): Use
18520         ARM_DEFAULT_SHORT_ENUMS.
18521         * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
18523 2017-04-06  Jakub Jelinek  <jakub@redhat.com>
18525         PR debug/80234
18526         * dwarf2out.c (gen_member_die): Handle C++17 inline static data
18527         members with redundant out-of-class redeclaration.
18529 2017-04-06  Uros Bizjak  <ubizjak@gmail.com>
18531         PR target/80286
18532         * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
18533         * config/i386/i386.md (*zero_extendsidi2):
18534         Add (?*x,*x) and (?*v,*v) alternatives.
18536 2017-04-06  Uros Bizjak  <ubizjak@gmail.com>
18538         PR target/79733
18539         * config/i386/i386.c (ix86_expand_builtin)
18540         <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
18541         mode from insn data. Convert operands to insn operand mode.
18542         Copy operands that don't satisfy insn predicate to a register.
18544 2017-04-06  Sam Thursfield  <sam.thursfield@codethink.co.uk>
18546         * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
18547         Update comments.
18549 2017-04-06  Richard Biener  <rguenther@suse.de>
18551         PR tree-optimization/80334
18552         * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
18553         preserve alignment of accesses.
18555 2017-04-06  Richard Biener  <rguenther@suse.de>
18557         PR tree-optimization/80262
18558         * tree-sra.c (build_ref_for_offset): Preserve address-space
18559         information.
18560         * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
18561         Drop useless address-space information on MEM_REF offsets.
18563 2017-04-05  Andreas Schwab  <schwab@linux-m68k.org>
18565         * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
18567 2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>
18569         PR rtl-optimization/70703
18570         * ira-color.c (update_conflict_hard_regno_costs): Use
18571         HOST_WIDE_INT instead of long.
18573 2017-04-05  Uros Bizjak  <ubizjak@gmail.com>
18575         PR target/80298
18576         * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
18577         not defined for x86_64 target.  Add -mmmx target option when __SSE2__
18578         is not defined.
18579         * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
18580         for x86_64 target.  Handle -m3dnowa option.
18582 2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>
18584         PR rtl-optimization/70703
18585         * ira-color.c (update_costs_from_allocno): Use the smallest mode.
18586         (update_conflict_hard_regno_costs): Use long instead of unsigned
18587         arithmetic for cost calculation.
18589 2017-04-05  Jakub Jelinek  <jakub@redhat.com>
18590             Bernd Edlinger  <bernd.edlinger@hotmail.de>
18592         PR sanitizer/80308
18593         * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
18594         for big endian.
18596 2017-04-05  Eric Botcazou  <ebotcazou@adacore.com>
18598         PR target/78002
18599         * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
18600         ptr_mode with Pmode throughout.
18601         * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
18602         into probe_stack_range and use DImode.
18604 2017-04-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>
18606         PR target/79890
18607         * config/s390/s390.c (s390_register_info_gprtofpr): Return if
18608         call_eh_return is true.
18610 2017-04-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
18612         * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
18613         Initialize last_match_fntype_index.
18615 2017-04-05  Jakub Jelinek  <jakub@redhat.com>
18617         PR target/80310
18618         * tree-nvr.c: Include internal-fn.h.
18619         (pass_return_slot::execute): Ignore internal calls without
18620         direct optab.
18622 2017-04-04  Jakub Jelinek  <jakub@redhat.com>
18623             Richard Biener  <rguenther@suse.de>
18625         PR c++/80297
18626         * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
18627         captures used multiple times, except for the last use.
18628         * generic-match-head.c: Include gimplify.h.
18630 2017-04-04  Jakub Jelinek  <jakub@redhat.com>
18632         PR tree-optimization/79390
18633         * target.h (struct noce_if_info): Declare.
18634         * targhooks.h (default_noce_conversion_profitable_p): Declare.
18635         * target.def (noce_conversion_profitable_p): New target hook.
18636         * ifcvt.h (struct noce_if_info): New type, moved from ...
18637         * ifcvt.c (struct noce_if_info): ... here.
18638         (noce_conversion_profitable_p): Renamed to ...
18639         (default_noce_conversion_profitable_p): ... this.  No longer
18640         static nor inline.
18641         (noce_try_store_flag_constants, noce_try_addcc,
18642         noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
18643         noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
18644         instead of noce_conversion_profitable_p.
18645         * config/i386/i386.c: Include ifcvt.h.
18646         (ix86_option_override_internal): Don't override
18647         PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
18648         (ix86_noce_conversion_profitable_p): New function.
18649         (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
18650         * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
18651         * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
18652         * doc/tm.texi: Regenerated.
18654 2017-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18656         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
18657         correction.
18659 2017-04-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
18661         PR target/80307
18662         * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
18663         instructions for small multiply cores.
18665 2017-04-04  Jeff Law  <law@redhat.com>
18667         * config/mips/mips.c (mips_multi_add): Zero initialize the newly
18668         added member.
18669         (mips_expand_vec_perm_const): Initialize elements in orig_perm
18670         that are not set by the loop over the elements.
18672 2017-04-04  Jakub Jelinek  <jakub@redhat.com>
18674         PR target/80286
18675         * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
18676         int mode, convert_modes it to mode as unsigned, otherwise use
18677         lowpart_subreg to mode rather than SImode.
18678         * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
18679         ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
18680         Use DImode instead of SImode for the shift count operand.
18681         * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
18682         Likewise.
18684 2017-04-04  Richard Biener  <rguenther@suse.de>
18686         PR middle-end/80281
18687         * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
18688         arithmetic done for the negate or the plus.  Simplify.
18689         (A - (-B) -> A + B): Likewise.
18690         * fold-const.c (split_tree): Make sure to not negate pointers.
18692 2017-04-04  Segher Boessenkool  <segher@kernel.crashing.org>
18694         PR rtl-optimization/60818
18695         * simplify-rtx.c (simplify_binary_operation_1): Do not replace
18696         a compare of comparisons with the thing compared if this results
18697         in a different machine mode.
18699 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
18701         * alias.c (base_alias_check): Fix typo in comment.
18702         * cgraph.h (class ipa_polymorphic_call_context): Likewise.
18703         * cgraphunit.c (symbol_table::compile): Likewise.
18704         * collect2.c (maybe_run_lto_and_relink): Likewise.
18705         * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
18706         * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
18707         * config/avr/avr.c (avr_map_op_t): Likewise.
18708         * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
18709         * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
18710         * config/epiphany/epiphany.md (movcc): Likewise.
18711         * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
18712         * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
18713         Likewise.
18714         * config/mips/mips.c (mips_save_restore_reg): Likewise.
18715         * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
18716         * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
18717         * config/sh/sh.c (sh_rtx_costs): Likewise.
18718         * fold-const.c (fold_truth_andor): Likewise.
18719         * genautomata.c (collapse_flag): Likewise.
18720         * gengtype.h (struct type::u::s): Likewise.
18721         * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
18722         * input.c (FORMAT_AMOUNT): Likewise.
18723         * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
18724         (known_aggs_to_agg_replacement_list): Likewise.
18725         * ipa-inline-analysis.c: Likewise.
18726         * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
18727         * ipa-polymorphic-call.c
18728         (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
18729         * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
18730         * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
18731         Likewise.
18732         * modulo-sched.c (apply_reg_moves): Likewise.
18733         * omp-expand.c (build_omp_regions_1): Likewise.
18734         * trans-mem.c (struct tm_wrapper_hasher): Likewise.
18735         * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
18736         * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
18737         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
18738         * value-prof.c: Likewise.
18739         * var-tracking.c (val_reset): Likewise.
18741 2017-04-03  Richard Biener  <rguenther@suse.de>
18743         PR tree-optimization/80275
18744         * fold-const.c (split_address_to_core_and_offset): Handle
18745         POINTER_PLUS_EXPR.
18747 2017-04-03  Eric Botcazou  <ebotcazou@adacore.com>
18749         * tree-nested.c (get_descriptor_type): Make sure that the alignment of
18750         descriptors is at least equal to that of functions.
18752 2017-04-02  Uros Bizjak  <ubizjak@gmail.com>
18754         * config/i386/sse.md (movdi_to_sse): Add missing DONE.
18756 2017-04-02  Uros Bizjak  <ubizjak@gmail.com>
18758         PR target/80250
18759         * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
18760         (mov<IMOD4:mode>): New expander.
18761         (*mov<IMOD4:mode>_internal): New insn and split pattern.
18763 2017-03-31  Segher Boessenkool  <segher@kernel.crashing.org>
18765         PR rtl-optimization/79405
18766         * fwprop.c (propagations_left): New variable.
18767         (forward_propagate_into): Decrement it.
18768         (fwprop_init): Initialize it.
18769         (fw_prop): If the variable has reached zero, stop propagating.
18770         (fwprop_addr): Ditto.
18772 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
18774         PR debug/79255
18775         * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
18776         a FUNCTION_DECL, pass it as decl instead of origin to
18777         process_scope_var.
18779 2017-03-31  Alexander Monakov  <amonakov@ispras.ru>
18781         * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
18782         string.
18784 2017-03-31  Pat Haugen  <pthaugen@us.ibm.com>
18786         PR target/80107
18787         * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
18788         TARGET_VSX_SMALL_INTEGER.
18790 2017-03-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18792         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
18793         reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
18795 2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>
18797         * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
18798         extraction from odd-numbered MSA register.
18800 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
18802         PR middle-end/80173
18803         * expmed.c (store_bit_field_1): Don't attempt to create
18804         a word subreg out of hard registers wider than word if they
18805         have HARD_REGNO_NREGS of 1 for their mode.
18807         PR middle-end/80163
18808         * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
18809         conversions to integer types wider than word and pointer.
18811         PR debug/80025
18812         * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
18813         (rtx_equal_for_cselib_p): Pass 0 to it.
18814         * cselib.c (cselib_hasher::equal): Likewise.
18815         (rtx_equal_for_cselib_1): Add depth argument.  If depth
18816         is 128, don't look up VALUE locs and punt.  Increment
18817         depth in recursive calls when walking VALUE locs.
18819 2017-03-31  Bernd Edlinger  <bernd.edlinger@hotmail.de>
18821         * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
18822         (make_gcov_file_name): Use the canonical path name for generating
18823         the MD5 value.
18824         (read_line): Fix handling of files with ascii null bytes.
18826 2017-03-30  Matthew Fortune  <matthew.fortune@imgtec.com>
18828         * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
18829         to initialise a vector register instead
18830         of using a const_int.
18832 2017-03-30  Jakub Jelinek  <jakub@redhat.com>
18834         PR translation/80189
18835         * gimplify.c (omp_default_clause): Use %qs instead of %s in
18836         diagnostic messages.
18838 2017-03-30  Peter Bergner  <bergner@vnet.ibm.com>
18840         PR target/80246
18841         * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
18842         (dfp_diex_<mode>): Update mode of operand 1.
18843         * doc/extend.texi (dxex, dxexq): Document change to return type.
18844         (diex, diexq): Document change to argument type.
18846 2017-03-30  Martin Jambor  <mjambor@suse.cz>
18848         PR ipa/77333
18849         * cgraph.h (cgraph_build_function_type_skip_args): Declare.
18850         * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
18851         it reflects the signature changes performed at the callee side.
18852         * cgraphclones.c (build_function_type_skip_args): Make public, renamed
18853         to cgraph_build_function_type_skip_args.
18854         (build_function_decl_skip_args): Adjust call to the above function.
18856 2017-03-30  Jakub Jelinek  <jakub@redhat.com>
18858         PR target/80206
18859         * config/i386/sse.md
18860         (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
18861         register as dest whenever it is a MEM not rtx_equal_p to the
18862         corresponding dup operand, and when forcing into reg move the
18863         reg into the memory afterwards.
18864         (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
18865         Likewise.  Use <ssehalfvecmode> instead of <ssequartermode>
18866         for the force_reg mode.
18867         (avx512vl_vextractf128<mode>): Use register as dest either
18868         always when a MEM, or when it is a MEM not rtx_equal_p to the
18869         corresponding dup operand, or even not when it is a CONST_VECTOR
18870         depending on the mode and lo vs. hi.
18871         (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
18872         parens.
18873         (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
18874         (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
18875         Likewise.  Require that operands[2] is even.
18876         (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
18877         Remove extraneous parens.  Require that operands[2] is a multiple
18878         of 4.
18879         (vec_extract_lo_<mode><mask_name>): Don't bother testing if
18880         operands[0] is a MEM if <mask_applied>, the predicates/constraints
18881         disallow memory then.
18883 2017-03-30  Richard Biener  <rguenther@suse.de>
18885         PR tree-optimization/77498
18886         * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
18887         to non-constants over backedges.
18889 2017-03-29  Segher Boessenkool  <segher@kernel.crashing.org>
18891         PR rtl-optimization/80233
18892         * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
18893         as last_combined_insn.  Do not test for BARRIER_P separately.
18895 2017-03-29  Andreas Schwab  <schwab@suse.de>
18897         PR ada/80146
18898         * calls.c (prepare_call_address): Convert funexp to Pmode before
18899         copying to temp reg.
18901 2017-03-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
18903         PR tree-optimization/80158
18904         * gimple-ssa-strength-reduction.c (replace_mult_candidate):
18905         Handle possible future case of more than one alternate
18906         interpretation.
18907         (replace_rhs_if_not_dup): Likewise.
18908         (replace_one_candidate): Likewise.
18910 2017-03-28  Vladimir Makarov  <vmakarov@redhat.com>
18912         PR rtl-optimization/80193
18913         * ira.c (ira): Do not check allocation for LRA.
18915 2017-03-28  Alexander Monakov  <amonakov@ispras.ru>
18917         * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
18918         (nvptx_output_simt_exit): Declare.
18919         * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
18920         cfun->machine->unisimt_location.  Handle NULL unisimt_predicate.
18921         (init_softstack_frame): Move initialization of crtl->is_leaf to...
18922         (nvptx_declare_function_name): ...here.  Emit declaration of local
18923         memory space buffer for omp_simt_enter insn.
18924         (nvptx_output_unisimt_switch): New.
18925         (nvptx_output_softstack_switch): New.
18926         (nvptx_output_simt_enter): New.
18927         (nvptx_output_simt_exit): New.
18928         * config/nvptx/nvptx.h (struct machine_function): New fields
18929         has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
18930         * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
18931         (UNSPECV_SIMT_EXIT): Ditto.
18932         (omp_simt_enter_insn): New insn.
18933         (omp_simt_enter): New expansion.
18934         (omp_simt_exit): New insn.
18935         * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
18937         * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
18938         (expand_GOMP_SIMT_ENTER_ALLOC): New.
18939         (expand_GOMP_SIMT_EXIT): New.
18940         * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
18941         (GOMP_SIMT_ENTER_ALLOC): Ditto.
18942         (GOMP_SIMT_EXIT): Ditto.
18943         * target-insns.def (omp_simt_enter): New insn.
18944         (omp_simt_exit): Ditto.
18945         * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
18946         simt_dlist.
18947         (lower_rec_simd_input_clauses): Implement SIMT privatization.
18948         (lower_rec_input_clauses): Likewise.
18949         (lower_lastprivate_clauses): Handle SIMT privatization.
18951         * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
18952         (ompdevlow_adjust_simt_enter): New.
18953         (find_simtpriv_var_op): New.
18954         (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
18955         IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
18957         * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
18958         * tree-inline.c (expand_call_inline): Handle SIMT privatization.
18959         (copy_decl_for_dup_finish): Ditto.
18961         * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
18963 2017-03-28  Uros Bizjak  <ubizjak@gmail.com>
18965         PR target/53383
18966         * config/i386/i386.c (ix86_option_override_internal): Always
18967         allow -mpreferred-stack-boundary=3 for 64-bit targets.
18969 2017-03-28  Bin Cheng  <bin.cheng@arm.com>
18971         * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
18973 2017-03-28  Bin Cheng  <bin.cheng@arm.com>
18975         * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
18976         mark new edge's irreducible flag accordign to it.
18977         (vect_do_peeling): Check loop preheader edge's irreducible flag
18978         and pass it to function slpeel_add_loop_guard.
18980 2017-03-28  Richard Sandiford  <richard.sandiford@arm.com>
18982         PR tree-optimization/80218
18983         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
18984         Update block frequencies and counts.
18986 2017-03-28  Richard Biener  <rguenther@suse.de>
18988         PR tree-optimization/78644
18989         * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
18990         of a simplification result we may not use it at all.
18992 2017-03-28  Richard Biener  <rguenther@suse.de>
18994         PR ipa/80205
18995         * tree-inline.c (copy_phis_for_bb): Do not create PHI node
18996         without arguments, generate default definition of a SSA name.
18998 2017-03-28  Richard Biener  <rguenther@suse.de>
19000         PR middle-end/80222
19001         * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
19002         TYPE_REF_CAN_ALIAS_ALL references.
19003         * fold-const.c (fold_indirect_ref_1): Likewise.
19005 2017-03-28  Martin Liska  <mliska@suse.cz>
19007         PR ipa/80104
19008         * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
19009         thunk call as DECL_GIMPLE_REG_P when vector or complex type.
19011 2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>
19012             Thomas Petazzoni  <thomas.petazzoni@free-electrons.com>
19014         * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
19015         (EXTRA_SPECS): Define.
19016         (SUBTARGET_EXTRA_SPECS): Likewise.
19017         (SUBTARGET_CPP_SPEC): Likewise.
19018         * config/arc/elf.h (EXTRA_SPECS): Renamed to
19019         SUBTARGET_EXTRA_SPECS.
19020         * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
19022 2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>
19024         * config/arc/simdext.md (vst64_insn): Update pattern.
19025         (vld32wh_insn): Likewise.
19026         (vld32wl_insn): Likewise.
19027         (vld64_insn): Likewise.
19028         (vld32_insn): Likewise.
19030 2017-03-28  Marek Polacek  <polacek@redhat.com>
19032         PR sanitizer/80067
19033         * fold-const.c (fold_comparison): Use protected_set_expr_location
19034         instead of SET_EXPR_LOCATION.
19036 2017-03-28  Markus Trippelsdorf  <markus@trippelsdorf.de>
19038         * tree.c (add_expr): Avoid name lookup warning.
19040 2017-03-27  Jeff Law  <law@redhat.com>
19042         PR tree-optimization/80216
19043         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
19044         function name.  Limit recursion depth.
19045         (record_temporary_equivalences): Corresponding changes.
19047 2017-03-27  Jonathan Wakely  <jwakely@redhat.com>
19049         * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
19050         covered first.
19052 2017-03-27  Jakub Jelinek  <jakub@redhat.com>
19054         PR target/80102
19055         * reg-notes.def (REG_CFA_NOTE): Define.  Use it for CFA related
19056         notes.
19057         * cfgcleanup.c (reg_note_cfa_p): New array.
19058         (insns_have_identical_cfa_notes): New function.
19059         (old_insns_match_p): Don't cross-jump in between /f
19060         and non-/f instructions.  If both i1 and i2 are frame related,
19061         verify all CFA notes, their order and content.
19063 2017-03-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
19065         PR target/78543
19066         * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
19067         HImode and SImode with zero extend to DImode to one insn.
19068         (bswap<mode>2_extenddi): Likewise.
19069         (bswapsi2_extenddi): Likewise.
19070         (bswaphi2_extendsi): Likewise.
19071         (bswaphi2): Combine bswap HImode and SImode into one insn.
19072         Separate memory insns from swapping register.
19073         (bswapsi2): Likewise.
19074         (bswap<mode>2): Likewise.
19075         (bswaphi2_internal): Delete, no longer used.
19076         (bswapsi2_internal): Likewise.
19077         (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
19078         store, and gpr<-gpr swap insns.
19079         (bswap<mode>2_store): Likewise.
19080         (bswaphi2_reg): Register only splitter, combine with the splitter.
19081         (bswaphi2 splitter): Likewise.
19082         (bswapsi2_reg): Likewise.
19083         (bswapsi2 splitter): Likewise.
19084         (bswapdi2): If we have the LDBRX and STDBRX instructions, split
19085         the insns into load, store, and register/register insns.
19086         (bswapdi2_ldbrx): Likewise.
19087         (bswapdi2_load): Likewise.
19088         (bswapdi2_store): Likewise.
19089         (bswapdi2_reg): Likewise.
19091 2017-03-27  Gunther Nikl  <gnikl@users.sourceforge.net>
19093         * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
19094         (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
19096 2017-03-27  Kelvin Nilsen  <kelvin@gcc.gnu.org>
19098         PR target/80103
19099         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
19100         add comments.
19101         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
19102         special handling for target option conflicts between dform
19103         options (-mpower9-dform, -mpower9-dform-vector,
19104         -mpower9-dform-scalar) and -mno-direct-move.
19106 2017-03-27  Richard Biener  <rguenther@suse.de>
19108         PR tree-optimization/80181
19109         * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
19111 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
19113         * config/arc/predicates.md (move_double_src_operand): Replace the
19114         call to move_double_src_operand with a call to address_operand.
19116 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
19118         * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
19119         * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
19120         * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
19122 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
19124         * config/arc/predicates.md (long_immediate_loadstore_operand):
19125         Consider scaled addresses cases.
19127 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
19129         * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
19130         restored when in interrupt.
19131         * config/arc/arc.md (simple_return): ARCv2 rtie instruction
19132         doesn't have delay slot.
19134 2017-03-27  Richard Biener  <rguenther@suse.de>
19136         PR ipa/79776
19137         * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
19138         inlined thunk clones.
19140 2017-03-27  Jakub Jelinek  <jakub@redhat.com>
19142         PR sanitizer/80168
19143         * asan.c (instrument_derefs): Copy over last operand from
19144         original COMPONENT_REF to the new COMPONENT_REF with
19145         DECL_BIT_FIELD_REPRESENTATIVE.
19146         * ubsan.c (instrument_object_size): Likewise.
19148 2017-03-27  Richard Biener  <rguenther@suse.de>
19150         PR tree-optimization/80170
19151         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
19152         sure DR/SCEV didnt fold in constants we do not see when looking
19153         at the reference base alignment.
19155 2017-03-27  Richard Biener  <rguenther@suse.de>
19157         PR middle-end/80171
19158         * gimple-fold.c (fold_ctor_reference): Properly guard against
19159         NULL return value from canonicalize_constructor_val.
19161 2017-03-25  Uros Bizjak  <ubizjak@gmail.com>
19163         PR target/80180
19164         * config/i386/i386.c (ix86_expand_builtin)
19165         <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
19166         flags reg setting and flags reg using instructions.
19167         <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto.  Use non-flags reg
19168         clobbering instructions to zero extend op2.
19170 2017-03-25  Gerald Pfeifer  <gerald@pfeifer.com>
19172         * doc/install.texi (Configuration) <--with-aix-soname>:
19173         Update link to AIX ld.
19175 2017-03-25  Bernd Schmidt  <bschmidt@redhat.com>
19177         PR rtl-optimization/80160
19178         PR rtl-optimization/80159
19179         * lra-assigns.c (must_not_spill_p): Tighten new test to also take
19180         reg_alternate_class into account.
19182 2017-03-24  Vladimir Makarov  <vmakarov@redhat.com>
19184         PR target/80148
19185         * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
19186         to consider in curr_insn_transform.
19188 2017-03-24  Jakub Jelinek  <jakub@redhat.com>
19190         * genrecog.c (validate_pattern): Add VEC_SELECT validation.
19191         * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
19192         and emit_mode_inner.
19194 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19196         * config/s390/s390-builtins.def: Add VXE builtins.  Add a flags
19197         argument to the overloaded builtin variants.  Use the new flag to
19198         deprecate certain builtin variants.
19199         * config/s390/s390-builtin-types.def: Add new builtin types.
19200         * config/s390/s390-builtins.h: Support new flags field for
19201         overloaded builtins.
19202         * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
19203         (s390_macro_to_expand): Enable vector float data type.
19204         (s390_cpu_cpp_builtins_internal): Indicate support of the new
19205         builtins by incrementing the __VEC__ version number.
19206         (s390_expand_overloaded_builtin): Support expansion of vec_xl and
19207         vec_xst.
19208         (s390_resolve_overloaded_builtin): Emit error messages depending
19209         on the builtin flags.
19210         * config/s390/s390.c (s390_expand_builtin): Support additional
19211         flags argument.  Change error message to match the messages
19212         emitted in s390-c.c.
19213         * config/s390/s390.md: New UNSPEC_* constants.
19214         (op_type): Add new instruction types.
19215         * config/s390/vecintrin.h: Add new builtins and test data class
19216         constants.
19217         * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
19218         (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
19219         (VEC_INEXACT, VEC_NOINEXACT): New constants.
19220         ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
19221         ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
19222         ("vec_mergel<mode>"): V_HW -> VEC_HW.
19224         ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
19225         ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
19226         ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
19227         ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
19229         ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
19230         ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
19231         ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
19232         ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
19234         ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
19235         ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
19236         ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
19237         ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
19238         ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
19239         ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
19240         ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
19242         ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
19243         ("vec_scatter_element<V_HW_4:mode>_DI")
19244         ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
19245         ("vec_fpint<mode>", "vflls")
19246         ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
19247         ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
19248         ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
19249         ("*vec_cmphe<mode>_cc"): ... these.
19251         ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
19252         mode constant instead of magic value.
19254 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19256         * config/s390/s390.c (s390_expand_vec_compare): Support other
19257         vector floating point modes than just V2DF.
19258         (s390_expand_vcond): Likewise.
19259         (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
19260         (s390_cannot_change_mode_class): Prevent mode changes between TF
19261         and V1TF in vector registers.
19262         * config/s390/s390.md (DF, SF): New mode attributes.
19263         ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
19264         ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
19265         SFmode support for VRs.
19266         * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
19267         vector fp modes.
19268         (VFT, VF_HW): New mode iterators.
19269         (vw, sdx): New mode attributes.
19270         ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
19271         ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
19272         ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
19273         ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
19274         ("vec_unorderedv2df"): Adjust the v2df only patterns to support
19275         also the new vector floating point modes.  Renaming to ...
19277         ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
19278         ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
19279         ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
19280         ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
19281         ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
19282         ("vec_unordered<mode>"): ... these.
19284         ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
19285         ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
19286         ("*vec_extendv2df"): New insn definitions.
19288 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19290         * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
19291         ("mulditi3_2", "*muldi3_sign"): New patterns.
19292         ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
19293         rename the pattern definition.
19295 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19297         * config/s390/s390.md ("indirect_jump"): Turn insn definition into
19298         expander.
19299         ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
19301 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19303         * config/s390/s390.c (s390_expand_vec_init): Use vllezl
19304         instruction if possible.
19305         * config/s390/vector.md (vec_halfnumelts): New mode
19306         attribute.
19307         ("*vec_vllezlf<mode>"): New pattern.
19309 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19311         * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
19312         ("popcountv4si2", "popcountv2di2"): Rename to ...
19313         ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
19314         ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
19315         condition.
19316         ("popcount<mode>2_vxe"): New pattern.
19318 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19320         * common/config/s390/s390-common.c (processor_flags_table): Add
19321         arch12.
19322         * config.gcc: Add arch12.
19323         * config/s390/driver-native.c (s390_host_detect_local_cpu):
19324         Default to arch12 for unknown CPU model numbers.
19325         * config/s390/s390-builtins.def: Add B_VXE builtin flag.
19326         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
19327         PROCESSOR_max sanity check.
19328         * config/s390/s390-opts.h (enum processor_type): Add
19329         PROCESSOR_ARCH12.
19330         * config/s390/s390.c (processor_table): Add arch12.
19331         (s390_expand_builtin): Add check for B_VXE flag.
19332         (s390_issue_rate): Add PROCESSOR_ARCH12.
19333         (s390_get_sched_attrmask): Likewise.
19334         (s390_get_unit_mask): Likewise.
19335         (s390_sched_score): Enable z13 scheduling for arch12.
19336         (s390_sched_reorder): Likewise.
19337         (s390_sched_variable_issue): Likewise.
19338         * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
19339         PF_VXE.
19340         (s390_tune_attr): Use z13 scheduling also for arch12.
19341         (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
19342         (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
19343         (TARGET_VXE_P): New macros.
19344         * config/s390/s390.md: Add arch12 to cpu attribute.  Add arch12
19345         and vxe to cpu_facility.  Add arch12 and vxe to enabled attribute.
19346         * config/s390/s390.opt: Add arch12 as processor_type.
19348 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19350         * config/s390/s390.md
19351         ("fixuns_truncdddi2", "fixuns_trunctddi2")
19352         ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
19353         ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
19355         ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
19356         Rename expanders to ...
19358         ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
19359         ("fixuns_truncdddi2_emu"): ... these.
19361         ("fixuns_trunc<mode>si2_emu"): New expander.
19363         ("*fixuns_truncdfdi2_z13"): Rename to ...
19364         ("*fixuns_truncdfdi2_vx"): ... this.
19366 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19368         * config/s390/2964.md: Remove the single element vector compare
19369         instructions which are no longer used.
19370         * config/s390/s390.c (s390_select_ccmode): Remove handling of
19371         vector CCmodes.
19372         (s390_canonicalize_comparison): Remove handling of DFmode
19373         compares.
19374         (s390_expand_vec_compare_scalar): Remove function.
19375         (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
19376         * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
19377         pattern.
19378         ("*cmp<mode>_ccs"): Add wfcdb instruction.
19380 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19382         * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
19383         FP zero.
19384         ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
19385         will anyway by matched by mov<mode>_64dfp.
19387 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19389         * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
19390         vlef/vstef.  Add missing operand to vleif.
19392 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19394         * config/s390/s390.c (s390_expand_vec_init): Enable vector load
19395         pair for all vector types with 64 bit elements.
19396         * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
19397         * config/s390/vector.md (V_HW_64): ... here.
19398         (V_128_NOSINGLE): New mode iterator.
19399         ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
19400         ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
19401         ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
19402         ("*vec_load_pairv2di"): Change to ...
19403         ("*vec_load_pair<mode>"): ... this one.
19405 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19407         * config/s390/constraints.md: Add comments.
19408         (jKK): Reject element sizes > 8 bytes.
19409         * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
19410         s_operands.
19411         * config/s390/s390.md: Add the s_operand checks formerly in
19412         s390_split_ok_p to various splitters where they are still
19413         required.
19414         * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
19415         for 128 bit vectors.  Plus two splitters.
19417 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19419         * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
19420         the file.
19422 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19424         PR target/79893
19425         * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
19426         error if the boundary argument is not constant.
19428 2017-03-24  Jakub Jelinek  <jakub@redhat.com>
19430         PR rtl-optimization/80112
19431         * loop-doloop.c (doloop_condition_get): Don't check condition
19432         if cmp isn't SET with IF_THEN_ELSE src.
19434 2017-03-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19436         PR tree-optimization/80158
19437         * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
19438         replacing a candidate statement, also replace it for the
19439         candidate's alternate interpretation.
19440         (replace_rhs_if_not_dup): Likewise.
19441         (replace_one_candidate): Likewise.
19443 2017-03-24  Richard Biener  <rguenther@suse.de>
19445         PR tree-optimization/80167
19446         * graphite-isl-ast-to-gimple.c
19447         (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
19448         properly.
19449         (translate_isl_ast_to_gimple::get_rename): Likewise.
19451 2017-03-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>
19453         * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
19454         handling of certain combinations of target options, including the
19455         combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
19456         -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
19458 2017-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
19460         PR target/71436
19461         * config/arm/arm.md (*load_multiple): Add reload_completed to
19462         matching condition.
19464 2017-03-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19465             Richard Biener  <rguenth@suse.de>
19467         PR tree-optimization/79908
19468         PR tree-optimization/80136
19469         * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
19470         been cast away, gimplify_and_add suffices.
19472 2017-03-23  Markus Trippelsdorf  <markus@trippelsdorf.de>
19474         * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
19476 2017-03-23  Richard Biener  <rguenther@suse.de>
19478         PR tree-optimization/80032
19479         * gimplify.c (gimple_push_cleanup): Forced unconditional
19480         cleanups still have to go to the conditional_cleanups
19481         sequence.
19483 2017-03-22  Jakub Jelinek  <jakub@redhat.com>
19485         PR tree-optimization/80072
19486         * tree-ssa-reassoc.c (struct operand_entry): Change id field type
19487         to unsigned int.
19488         (next_operand_entry_id): Change type to unsigned int.
19489         (sort_by_operand_rank): Make sure to return the right return value
19490         even if unsigned fields are bigger than INT_MAX.
19491         (struct oecount): Change cnt and id type to unsigned int.
19492         (oecount_hasher::equal): Formatting fix.
19493         (oecount_cmp): Make sure to return the right return value
19494         even if unsigned fields are bigger than INT_MAX.
19495         (undistribute_ops_list): Change next_oecount_id type to unsigned int.
19497         PR c++/80129
19498         * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
19499         TREE_READONLY on result if writing it more than once.
19501         PR sanitizer/80110
19502         * doc/invoke.texi (-fsanitize=thread): Document that with
19503         -fnon-call-exceptions atomics are not able to throw
19504         exceptions.
19506         PR sanitizer/80110
19507         * tsan.c: Include tree-eh.h.
19508         (instrument_builtin_call): Call maybe_clean_eh_stmt or
19509         maybe_clean_or_replace_eh_stmt where needed.
19510         (instrument_memory_accesses): Add cfg_changed argument.
19511         Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
19512         if it returned true.
19513         (tsan_pass): Adjust caller.  Return TODO_cleanup_cfg if cfg_changed.
19515         PR rtl-optimization/63191
19516         * config/i386/i386.c (ix86_delegitimize_address): Turn into small
19517         wrapper function, moved the whole old content into ...
19518         (ix86_delegitimize_address_1): ... this.  New inline function.
19519         (ix86_find_base_term): Use ix86_delegitimize_address_1 with
19520         true as last argument instead of ix86_delegitimize_address.
19522 2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>
19524         * config/aarch64/aarch64.c (generic_branch_cost): Copy
19525         cortexa57_branch_cost.
19527 2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>
19529         * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
19531 2017-03-21  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
19533         PR target/80123
19534         * doc/md.texi (Constraints): Document wA constraint.
19535         * config/rs6000/constraints.md (wA): New.
19536         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
19537         (rs6000_init_hard_regno_mode_ok): Init wA constraint.
19538         * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
19539         * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
19541 2017-03-22  Cesar Philippidis  <cesar@codesourcery.com>
19543         PR c++/80029
19544         * gimplify.c (is_oacc_declared): New function.
19545         (oacc_default_clause): Use it to set default flags for acc declared
19546         variables inside parallel regions.
19547         (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
19548         declared variables.
19549         (gimplify_oacc_declare): Gimplify the declare clauses.  Add the
19550         declare attribute to any decl as necessary.
19552 2017-03-22  Thomas Preud'homme  <thomas.preudhomme@arm.com>
19554         PR target/80082
19555         * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
19556         (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
19557         * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
19558         (arm_arch_lpae): This.
19559         * config/arm/arm.c (arm_arch7ve): Rename into ...
19560         (arm_arch_lpae): This.  Define it in term of isa_bit_lpae.
19561         * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
19562         arm_arch_lpae.
19564 2017-03-22  Martin Liska  <mliska@suse.cz>
19566         PR target/79906
19567         * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
19568         error message instead of an ICE.
19570 2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19572         * doc/extend.texi (6.11 Additional Floating Types): Revise.
19574 2017-03-21  Kelvin Nilsen  <kelvin@gcc.gnu.org>
19576         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
19577         comments.
19578         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
19579         comments.
19581 2017-03-21  Martin Sebor  <msebor@redhat.com>
19583         * doc/extend.texi: Use "cannot" instead of "can't."
19584         * doc/hostconfig.texi: Same.
19585         * doc/install.texi: Same.
19586         * doc/invoke.texi: Same.
19587         * doc/loop.texi: Same.
19588         * doc/md.texi: Same.
19589         * doc/objc.texi: Same.
19590         * doc/rtl.texi: Same.
19591         * doc/tm.texi: Same.
19592         * doc/tm.texi.in: Same.
19593         * doc/trouble.texi: Same.
19595 2017-03-21  Alexandre Oliva <aoliva@redhat.com>
19597         PR debug/63238
19598         * dwarf2out.c (struct checksum_attributes): Add at_alignment.
19599         (collect_checksum_attributes): Set it.
19600         (die_checksum_ordered): Use it.
19602 2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19604         PR tree-optimization/79908
19605         * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
19606         change: For a VA_ARG whose LHS has been cast away, use
19607         force_gimple_operand to construct the side effects.
19609 2017-03-21  David Malcolm  <dmalcolm@redhat.com>
19611         PR translation/80001
19612         * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
19613         more amenable to translation.
19614         (oacc_loop_auto_partitions): Likewise.
19616 2017-03-21  Marek Polacek  <polacek@redhat.com>
19617             Martin Sebor  <msebor@redhat.com>
19619         PR tree-optimization/80109
19620         * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
19621         on INTEGRAL_TYPE_P.
19623 2017-03-21  Jakub Jelinek  <jakub@redhat.com>
19624             Segher Boessenkool  <segher@kernel.crashing.org>
19626         PR target/80125
19627         * combine.c (can_combine_p): Revert the 2017-03-20 change, only
19628         check reg_used_between_p between insn and one of succ or succ2
19629         depending on if succ is artificial insn not inserted into insn
19630         stream.
19632 2017-03-21  Martin Liska  <mliska@suse.cz>
19634         PR gcov-profile/80081
19635         * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
19636         * doc/gcc.texi: Include gcov-dump stuff.
19637         * doc/gcov-dump.texi: New file.
19639 2017-03-21  Toma Tabacu  <toma.tabacu@imgtec.com>
19641         PR rtl-optimization/79150
19642         * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
19643         conditional jump, if the jump is the last insn of the loop.
19645 2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19646             Richard Biener  <rguenth@suse.de>
19648         PR tree-optimization/79908
19649         * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
19650         been cast away, use force_gimple_operand to construct the side
19651         effects.
19653 2017-03-21  Martin Liska  <mliska@suse.cz>
19655         PR libfortran/79956
19656         * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
19657         to NULL.
19659 2017-03-21  Brad Spengler <spender@grsecurity.net>
19661         PR plugins/80094
19662         * plugin.c (htab_hash_plugin): New function.
19663         (add_new_plugin): Use it and adjust.
19664         (parse_plugin_arg_opt): Adjust.
19665         (init_one_plugin): Likewise.
19667 2017-03-21  Richard Biener  <rguenther@suse.de>
19669         PR tree-optimization/80032
19670         * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
19671         if set force the cleanup to happen unconditionally.
19672         (gimplify_target_expr): Push inserted clobbers with force_uncond
19673         to avoid them being removed by control-dependent DCE.
19675 2017-03-21  Richard Biener  <rguenther@suse.de>
19677         PR tree-optimization/80122
19678         * tree-inline.c (copy_bb): Do not expans va-arg packs or
19679         va_arg_pack_len when the inlined call stmt requires pack
19680         expansion itself.
19681         * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
19683 2017-03-21  Jakub Jelinek  <jakub@redhat.com>
19685         PR sanitizer/78158
19686         * tsan.c (instrument_builtin_call): If the memory model argument
19687         is not a constant, assume it is valid.
19689         PR c/67338
19690         * fold-const.c (round_up_loc): Negate divisor in unsigned type to
19691         avoid UB.
19693 2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>
19695         PR rtl-optimization/79910
19696         * combine.c (can_combine_p): Do not allow combining an I0 or I1
19697         if its dest is used by an insn before I2 (other than the combined
19698         insns themselves, which are properly handled already).
19700 2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>
19702         Revert:
19703         2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>
19705         * combine.c (record_used_regs): New static function.
19706         (try_combine): Handle situations where there is an additional
19707         instruction between I2 and I3 which needs to have a LOG_LINK
19708         updated.
19710         Revert:
19711         2017-03-17  Jim Wilson  <jim.wilson@linaro.org>
19713         * combine.c (try_combine): Delete redundant i1 test.  Call
19714         prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
19716 2017-03-20  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
19718         PR target/80083
19719         * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
19720         alternatives 13/14.
19722 2017-03-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
19724         PR tree-optimization/80054
19725         * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
19726         the optimization if a PHI or any of its arguments is not dominated
19727         by the candidate's basis.  Use gphi* rather than gimple* as
19728         appropriate.
19729         (replace_profitable_candidates): Clean up a gimple* variable that
19730         should be a gphi* variable.
19732 2017-03-20  Martin Sebor  <msebor@redhat.com>
19734         PR c++/52477
19735         * doc/extend.texi (attribute constructor): Document present limitation.
19737 2017-03-20  Kelvin Nilsen  <kelvin@gcc.gnu.org>
19739         PR target/79963
19740         * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
19741         __POWER9_VECTOR__ #ifdef control, change template definition to
19742         use Power9-specific built-in function.
19743         (vec_any_eq): Likewise.
19744         * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
19745         to control outcomes from this test.
19746         (vector_ae_<mode>p): For VEC_F modes, likewise.
19748 2017-03-20  Ian Lance Taylor  <iant@google.com>
19750         * config/i386/i386.c (ix86_function_regparm): Save an extra
19751         register for -fsplit-stack with DECL_STATIC_CHAIN.
19753 2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>
19755         PR target/79912
19756         * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
19757         (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
19759 2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>
19761         * config/riscv/riscv.c (riscv_print_operand): Use "fence
19762         iorw,ow".
19763         * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
19764         iorw,iorw".
19766 2017-03-20  Marek Polacek  <polacek@redhat.com>
19768         PR sanitizer/80063
19769         * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
19771 2017-03-20  Richard Biener  <rguenther@suse.de>
19773         PR tree-optimization/80113
19774         * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
19775         allocate extra SSA name for PHI def.
19776         (add_close_phis_to_outer_loops): Likewise.
19777         (add_close_phis_to_merge_points): Likewise.
19778         (copy_loop_close_phi_args): Likewise.
19779         (copy_cond_phi_nodes): Likewise.
19781 2017-03-20  Martin Liska  <mliska@suse.cz>
19783         PR middle-end/79753
19784         * tree-chkp.c (chkp_build_returned_bound): Do not build
19785         returned bounds for a LHS that's not a BOUNDED_P type.
19787 2017-03-20  Martin Liska  <mliska@suse.cz>
19789         PR target/79769
19790         PR target/79770
19791         * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
19792         COMPLEX_CST and VECTOR_CST.
19794 2017-03-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
19796         PR target/78857
19797         * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
19798         target operand.  A new splitter adds the clobber statement in case
19799         the target operand is dead anyway.
19801 2017-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
19803         * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
19804         to age-old versions of binutils and glibc.
19806 2017-03-18  Segher Boessenkool  <segher@kernel.crashing.org>
19808         * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
19810 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
19812         * doc/contrib.texi (Contributors): Add Segher Boessenkool.
19814 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
19816         * doc/install.texi (Specific) <arm-*-eabi>: Remove old
19817         requirement for binutils 2.13.
19819 2017-03-17  Jim Wilson  <jim.wilson@linaro.org>
19821         * combine.c (try_combine): Delete redundant i1 test.  Call
19822         prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
19824 2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com
19826         * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
19827         riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
19828         contents.
19829         <riscv64-*-elf>: Re-arrange section
19830         <riscv32-*-elf>: Add a note about requiring binutils 2.28.
19831         <riscv32-*-linux>: Likewise.
19832         <riscv64-*-elf>: Likewise
19833         <riscv64-*-linux>: Likewise.
19835 2017-03-17  Richard Earnshaw  <rearnsha@arm.com>
19837         PR target/80052
19838         * aarch64.opt(verbose-cost-dump): Fix typo.
19840 2017-03-17  Pat Haugen  <pthaugen@us.ibm.com>
19842         PR target/79951
19843         * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
19844         for VECTOR_UNIT_VSX_P (<MODE>mode) too.
19846 2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>
19848         * reload.c (find_reloads): When reloading a nonoffsettable address,
19849         use RELOAD_OTHER for it and its address reloads.
19851         PR rtl-optimization/79910
19852         * combine.c (record_used_regs): New static function.
19853         (try_combine): Handle situations where there is an additional
19854         instruction between I2 and I3 which needs to have a LOG_LINK
19855         updated.
19857 2017-03-17  Jeff Law  <law@redhat.com>
19859         PR tree-optimization/71437
19860         * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
19861         conditional in the hash table first.
19862         (vrp_dom_walker::before_dom_children): Extract condition from
19863         ASSERT_EXPR.  Record condition, its inverion and any implied
19864         conditions as well.
19866 2017-03-17  Marek Polacek  <polacek@redhat.com>
19867             Markus Trippelsdorf  <markus@trippelsdorf.de>
19869         PR tree-optimization/80079
19870         * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
19871         m_stores_head.
19873 2017-03-17  Richard Biener  <rguenther@suse.de>
19875         PR middle-end/80075
19876         * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
19877         Properly verify the LHS before the RHS possibly claims to be
19878         handled.
19879         (stmt_could_throw_p): Hande gimple conds fully here.  Clobbers
19880         do not throw.
19882 2017-03-17  Martin Jambor  <mjambor@suse.cz>
19884         * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
19885         (List of -O2 options): Likewise.
19886         (-fipa-bit-cp): Replace "ipa" with "interprocedural."
19887         (-fipa-vrp) New.
19889 2017-03-17  Tom de Vries  <tom@codesourcery.com>
19891         * gcov-dump.c (print_usage): Print bug_report_url.
19893 2017-03-17  Richard Biener  <rguenther@suse.de>
19895         PR middle-end/80050
19896         * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
19897         (parser::peek): Likewise.
19899 2017-03-17  Richard Biener  <rguenther@suse.de>
19901         PR tree-optimization/80048
19902         * sese.c (free_sese_info): Properly release rename_map and
19903         copied_bb_map elements.
19905 2017-03-16  Alexandre Oliva <aoliva@redhat.com>
19907         * gimple-ssa-store-merging.c (struct imm_store_chain_info):
19908         Add linked-list forward and backlinks.  Insert on
19909         construction, remove on destruction.
19910         (class pass_store_merging): Add m_stores_head field.
19911         (pass_store_merging::terminate_and_process_all_chains):
19912         Iterate over m_stores_head list.
19913         (pass_store_merging::terminate_all_aliasing_chains):
19914         Likewise.
19915         (pass_store_merging::execute): Check for debug stmts first.
19916         Push new chains onto the m_stores_head stack.
19918 2017-03-16  Michael Meissner  <meissner@linux.vnet.ibm.com>
19920         PR target/71294
19921         * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
19922         SPLAT operation on ISA 2.07 64-bit systems that have direct move,
19923         but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
19925 2017-03-16  Jeff Law  <law@redhat.com>
19927         PR tree-optimization/71437
19928         * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
19929         member function.  Implementation moved into after_dom_children
19930         member function and into the threader's thread_outgoing_edges
19931         function.
19932         (dom_opt_dom_walker::after_dom_children): Simplify by moving
19933         some code into new thread_outgoing_edges.
19934         * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
19935         definition.  Simplify marker handling (do it here).   Assume we always
19936         have the available expression and the const/copies tables.
19937         (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
19938         and tree-vrp.c
19939         * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
19940         * tree-vrp.c (equiv_stack): No longer file scoped.
19941         (vrp_dom_walker): New class.
19942         (vrp_dom_walker::before_dom_children): New member function.
19943         (vrp_dom_walker::after_dom_children): Likewise.
19944         (identify_jump_threads):  Setup domwalker.  Use it rather than
19945         walking edges in a random order by hand.  Simplify setup/finalization.
19946         (finalize_jump_threads): Remove.
19947         (vrp_finalize): Do not call identify_jump_threads here.
19948         (execute_vrp): Do it here instead and call thread_through_all_blocks
19949         here too.
19951         PR tree-optimization/71437
19952         * tree-ssa-dom.c (pfn_simplify): Add basic_block argument.  All
19953         callers changed.
19954         (simplify_stmt_for_jump_threading): Add basic_block argument.  All
19955         callers changed.
19956         (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
19957         (dom_opt_dom_walker::thread_across_edge): Remove
19958         handle_dominating_asserts argument.  All callers changed.
19959         (record_temporary_equivalences_from_stmts_at_dest): Corresponding
19960         changes.  Remove calls to lhs_of_dominating_assert.  Other
19961         uses of handle_dominating_asserts turn into unconditional code
19962         (simplify_control_stmt_condition_1): Likewise.
19963         (simplify_control_stmt_condition): Likewise.
19964         (thread_through_normal_block, thread_across_edge): Likewise.
19965         * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
19966         * tree-vrp.c (lhs_of_dominating_assert): Move here.  Return original
19967         object if it is not an SSA_NAME.
19968         (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
19969         before calling into the VRP specific simplifiers.
19970         (identify_jump_threads): Remove handle_dominating_asserts
19971         argument.
19973 2017-03-16  Jakub Jelinek  <jakub@redhat.com>
19975         PR fortran/79886
19976         * tree-diagnostic.c (default_tree_printer): No longer static.
19977         * tree-diagnostic.h (default_tree_printer): New prototype.
19979 2017-03-16  Tamar Christina  <tamar.christina@arm.com>
19981         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
19982         Change ins into fmov.
19984 2017-03-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
19986         * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
19987         * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
19988         Use h_con constraint for operand 1.
19989         (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
19990         (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
19992 2017-03-15  Jeff Law  <law@redhat.com>
19994         PR tree-optimization/71437
19995         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
19996         (record_temporary_equivalences): Use it.
19998         PR tree-optimization/71437
19999         * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
20000         tree-ssa-scopedtables.
20001         (lookup_avail_expr, build_and_record_new_cond): Likewise.
20002         (record_conditions, record_cond, vuse_eq): Likewise.
20003         (record_edge_info): Adjust to API tweak of record_conditions.
20004         (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
20005         (record_temporary_equivalences, optimize_stmt): Likewise.
20006         (eliminate_redundant_computations): Likewise.
20007         (record_equivalences_from_stmt): Likewise.
20008         * tree-ssa-scopedtables.c: Include options.h and params.h.
20009         (vuse_eq): New function, moved from tree-ssa-dom.c
20010         (build_and_record_new_cond): Likewise.
20011         (record_conditions): Likewise.  Accept vector of conditions rather
20012         than edge_equivalence structure for first argument.
20013         for the first argument.
20014         (avail_exprs_stack::lookup_avail_expr): New member function, moved
20015         from tree-ssa-dom.c.
20016         (avail_exprs_stack::record_cond): Likewise.
20017         * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
20018         from tree-ssa-dom.c.
20019         (avail_exprs_stack): Add new member functions lookup_avail_expr
20020         and record_cond.
20021         (record_conditions): Declare.
20023 2017-03-15  Vladimir Makarov  <vmakarov@redhat.com>
20025         PR target/80017
20026         * lra-constraints.c (process_alt_operands): Increase reject for
20027         reloading an input/output operand.
20029 2017-03-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
20031         PR target/79038
20032         * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
20033         insns to convert from signed/unsigned char/short to IEEE 128-bit
20034         floating point.
20035         (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
20037 2017-03-15  Uros Bizjak  <ubizjak@gmail.com>
20039         PR target/80019
20040         * config/i386/i386.c (ix86_vector_duplicate_value): Create
20041         subreg of inner mode for values already in registers.
20043 2017-03-15  Bernd Schmidt  <bschmidt@redhat.com>
20045         * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
20046         iteration reg is used after the loop.
20048 2017-03-14  Martin Sebor  <msebor@redhat.com>
20050         PR tree-optimization/79800
20051         * gimple-ssa-sprintf.c (format_floating: Add argument.  Handle
20052         precision in negative-positive range.
20053         (format_floating): Call non-const overload with adjusted precision.
20055 2017-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
20057         PR target/79947
20058         * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
20059         -mpowerpc-gfxopt.
20061 2017-03-14  Martin Sebor  <msebor@redhat.com>
20063         PR middle-end/80020
20064         * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
20065         * builtins.def (aligned_alloc): Use it.
20067         PR c/79936
20068         * Makefile.in (GTFILES): Add calls.c.
20069         * calls.c: Include "gt-calls.h".
20071 2017-03-14  Bernd Schmidt  <bschmidt@redhat.com>
20073         PR rtl-optimization/79728
20074         * regs.h (struct target_regs): New field
20075         x_contains_allocatable_regs_of_mode.
20076         (contains_allocatable_regs_of_mode): New macro.
20077         * reginfo.c (init_reg_sets_1): Initialize it, and change
20078         contains_reg_of_mode so it includes global regs as well.
20079         * reload.c (push_reload): Use contains_allocatable_regs_of_mode
20080         rather than contains_regs_of_mode.
20082 2017-03-14  Martin Liska  <mliska@suse.cz>
20084         * doc/invoke.texi: Document options that can't be combined with
20085         -fcheck-pointer-bounds.
20087 2017-03-14  Martin Liska  <mliska@suse.cz>
20089         PR middle-end/79831
20090         * doc/invoke.texi (-Wchkp): Document the option.
20092 2017-03-14  Martin Liska  <mliska@suse.cz>
20094         * Makefile.in: Install gcov-dump.
20096 2017-03-14  Martin Liska  <mliska@suse.cz>
20098         * multiple_target.c (expand_target_clones): Bail out for
20099         an invalid attribute.
20101 2017-03-14  Richard Biener  <rguenther@suse.de>
20103         * alias.c (struct alias_set_entry): Pack properly.
20104         * cfgloop.h (struct loop): Likewise.
20105         * cse.c (struct set): Likewise.
20106         * ipa-utils.c (struct searchc_env): Likewise.
20107         * loop-invariant.c (struct invariant): Likewise.
20108         * lra-remat.c (struct cand): Likewise.
20109         * recog.c (struct change_t): Likewise.
20110         * rtl.h (struct address_info): Likewise.
20111         * symbol-summary.h (function_summary): Likewise.
20112         * tree-loop-distribution.c (struct partition): Likewise.
20113         * tree-object-size.c (struct object_size_info): Likewise.
20114         * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
20115         * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
20116         * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
20117         * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
20118         * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
20119         * tree-vectorizer.h (struct _loop_vec_info): Likewise.
20120         (struct _stmt_vec_info): Likewise.
20122 2017-03-14  Martin Liska  <mliska@suse.cz>
20124         PR target/79892
20125         * multiple_target.c (create_dispatcher_calls): Check that
20126         a target can create a function dispatcher.
20128 2017-03-14  Martin Liska  <mliska@suse.cz>
20130         PR lto/66295
20131         * multiple_target.c (expand_target_clones): Drop local.local
20132         flag for default implementation.
20134 2017-03-14  Richard Biener  <rguenther@suse.de>
20136         PR tree-optimization/80030
20137         * tree-vect-stmts.c (vectorizable_store): Plug memleak.
20139 2017-03-13  Kito Cheng  <kito.cheng@gmail.com>
20141         * config/riscv/riscv.c (riscv_emit_float_compare>: Use
20142         gcc_fallthrough() instead of __attribute__((fallthrough));
20144 2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>
20146         * doc/gcc.texi: Remove "up" link to (DIR).
20147         * doc/gccint.texi: Ditto.
20149 2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>
20151         * doc/install.texi (Specific) <avr>: Remove reference to
20152         binutils 2.13.
20154 2017-03-13  Jeff Law  <law@redhat.com>
20156         * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
20157         attribute rather than comments.
20159         * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
20160         match_scratch operand is highest.
20162 2017-03-13  Martin Liska  <mliska@suse.cz>
20164         PR middle-end/78339
20165         * ipa-pure-const.c (warn_function_noreturn): If the declarations
20166         is a CHKP clone, use original declaration.
20168 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
20170         * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
20171         (arc_conditional_register_usage): Use a different allocation order
20172         when optimizing for size.
20173         * common/config/arc/arc-common.c (arc_option_optimization_table):
20174         Section anchors default on when optimizing for size.
20176 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
20178         * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
20180 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
20182         * config/arc/arc.c (arc_output_addsi): Emit code density adds.
20183         * config/arc/arc.md (cpu_facility): Add cd variant.
20184         (*movqi_insn): Add code density variant.
20185         (*movhi_insn): Likewise.
20186         (*movqi_insn): Likewise.
20187         (*addsi3_mixed): Likewise.
20188         (subsi3_insn): Likewise.
20190 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
20192         * config/arc/arc.md (movsi_cond_exec): Update constraint.
20194 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
20196         * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
20197         expressions with MINUS and UNARY ops.
20199 2017-03-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
20201         PR target/79911
20202         * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
20203         Rename to...
20204         (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
20205         between vec_select and vector argument.
20206         (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
20207         (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
20208         (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
20209         (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
20210         (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
20211         (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
20213 2017-03-13  Richard Biener  <rguenther@suse.de>
20215         PR other/79991
20216         * params.def (vect-max-peeling-for-alignment): Fix typo.
20218 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
20220         * doc/install.texi (Specific) <mips-*-*>: Remove description of
20221         issue that only occurred with binutils below 2.18.
20223 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
20225         * doc/install.texi (Specific) <cris-axis-elf>: No longer
20226         refer to binutils 2.11/2.12 minimum.
20228 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
20230         * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
20231         ftp.kernel.org and simplify binutils requirement.
20233 2017-03-11  Gerald Pfeifer  <gerald@pfeifer.com>
20235         * doc/invoke.texi (Warning Options): Fix spelling of link-time
20236         optimization.
20237         (Optimize Options): Ditto.  Also remove redundancy.
20239 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
20241         PR translation/79848
20242         * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
20243         "%qs".
20244         * ipa-pure-const.c (suggest_attribute): Likewise.  Convert _
20245         to G_ to avoid double translation.
20247 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
20249         PR translation/79923
20250         * auto-profile.c (get_combined_location): Convert leading
20251         character of diagnostics to lower case and remove trailing period.
20252         (read_profile): Likewise for various diagnostics.
20253         * config/arm/arm.c (arm_option_override): Remove trailing period
20254         from various diagnostics.
20255         * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
20256         (msp430_expand_delay_cycles): Likewise.
20258 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
20260         PR target/79925
20261         * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
20262         full command-line argument, rather than just "str".
20263         (aarch64_validate_march): Likewise.
20264         (aarch64_validate_mtune): Likewise.
20266 2017-03-10  Bernd Schmidt  <bschmidt@redhat.com>
20268         PR rtl-optimization/78911
20269         * lra-assigns.c (must_not_spill_p): New function.
20270         (spill_for): Use it.
20272 2017-03-10  Jakub Jelinek  <jakub@redhat.com>
20274         PR tree-optimization/79981
20275         * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
20276         ATOMIC_COMPARE_EXCHANGE ifn result.
20277         (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
20278         IFN_ATOMIC_COMPARE_EXCHANGE.
20280 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
20282         PR driver/79875
20283         * opts.c (parse_sanitizer_options): Add missing question mark to
20284         "did you mean" message.
20286 2017-03-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20288         * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
20289         built-in.
20290         (VMULEUH_UNS): Likewise.
20291         (VMULOUB_UNS): Likewise.
20292         (VMULOUH_UNS): Likewise.
20293         * config/rs6000/rs6000.c (builtin_function_type): Remove
20294         references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
20296 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
20298         PR bootstrap/79952
20299         * read-rtl-function.c (function_reader::read_rtx_operand): Update
20300         x with result of extra_parsing_for_operand_code_0.
20301         (function_reader::extra_parsing_for_operand_code_0): Convert
20302         return type from void to rtx, returning x.  When reading
20303         SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
20304         larger size containing struct block_symbol.
20306 2017-03-10  Segher Boessenkool  <segher@kernel.crashing.org>
20308         * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
20309         -mfloat128-hardware without -m64.
20311 2017-03-10  Will Schmidt <will_schmidt@vnet.ibm.com>
20313         PR target/79941
20314         * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
20315         entries to the case statement that marks unsigned arguments to
20316         overloaded functions.
20318 2017-03-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
20320         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
20321         two typographic errors in the handling of TARGET_UPPER_REGS_DI.
20323 2017-03-10  Pat Haugen  <pthaugen@us.ibm.com>
20325         PR target/79907
20326         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
20327         TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
20329 2017-03-10  Martin Liska  <mliska@suse.cz>
20331         PR target/65705
20332         PR target/69804
20333         * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
20334         * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
20335         FIELD != NULL.
20337 2017-03-10  Olivier Hainque  <hainque@adacore.com>
20339         * tree-switch-conversion (array_value_type): Start by resetting
20340         candidate type to it's main variant.
20342 2017-03-10  Jakub Jelinek  <jakub@redhat.com>
20344         PR rtl-optimization/79909
20345         * combine.c (try_combine): Use simplify_replace_rtx on individual
20346         CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
20347         of the whole CALL_INSN_FUNCTION_USAGE.
20349         PR tree-optimization/79972
20350         * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
20351         get_range_info on SSA_NAMEs.  Formatting fixes.
20353 2017-03-10  Richard Biener  <rguenther@suse.de>
20354             Jakub Jelinek  <jakub@redhat.com>
20356         PR tree-optimization/77975
20357         * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
20358         edge to be constant.
20359         (get_val_for): For constant x return it.  Formatting fix.
20360         (loop_niter_by_eval): Avoid pointless looping if the next iteration
20361         would use the same bases as the current one.
20363 2017-03-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20365         * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
20366         instead of vec_select for V1TImode.
20367         * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
20368         longer needed.
20369         (VSX_LE_128): Add V1TI to this mode iterator.
20370         (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
20371         (*vsx_le_perm_store_<mode>): Likewise.
20372         (pre-reload splitter for VSX stores): Likewise.
20373         (post-reload splitter for VSX stores): Likewise.
20374         (*vsx_xxpermdi2_le_<mode>): Likewise.
20375         (*vsx_lxvd2x2_le_<mode>): Likewise.
20376         (*vsx_stxvd2x2_le_<mode>): Likewise.
20378 2017-03-09  Michael Eager  <eager@eagercon.com>
20380         Correct failures with --enable-checking=yes,rtl.
20382         * config/microblaze/microblaze.c (microblaze_expand_shift):
20383         Replace GET_CODE test with CONST_INT_P and INTVAL test with
20384         test for const0_rtx.
20385         * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
20386         lshrsi3_byone): Replace INTVAL with test for const1_rtx.
20388 2017-03-09  Richard Biener  <rguenther@suse.de>
20390         PR tree-optimization/79977
20391         * graphite-scop-detection.c (scop_detection::merge_sese):
20392         Handle the case of extra exits to blocks dominating the entry.
20394 2017-03-09  Toma Tabacu  <toma.tabacu@imgtec.com>
20396         * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
20397         Document rdynamic.
20399 2017-03-09  Vladimir Makarov  <vmakarov@redhat.com>
20401         PR rtl-optimization/79949
20402         * lra-constraints.c (process_alt_operands): Check memory when
20403         trying to predict a cycle.  Print about the overall increase.
20405 2017-03-09  Richard Biener  <rguenther@suse.de>
20407         PR middle-end/79971
20408         * gimple-expr.c (useless_type_conversion_p): Preserve
20409         TYPE_SATURATING for fixed-point types.
20411 2017-03-09  Richard Biener  <rguenther@suse.de>
20413         PR ipa/79970
20414         * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
20415         alignment of BLKmode params.
20417 2017-03-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
20419         PR target/79913
20420         * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
20421         (VALL_NO_V2Q): Likewise.
20422         (VDQF_DF): Delete.
20423         * config/aarch64/aarch64-simd.md
20424         (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
20425         iterator.
20426         (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
20427         VALL_NO_V2Q mode iterator.
20428         (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
20430 2017-03-09  Martin Liska  <mliska@suse.cz>
20432         PR tree-optimization/79631
20433         * tree-chkp-opt.c (chkp_is_constant_addr): Call
20434         tree_int_cst_sign_bit just for INTEGER constants.
20436 2017-03-09  Martin Liska  <mliska@suse.cz>
20438         PR target/65705
20439         PR target/69804
20440         * toplev.c (process_options): Disable -fcheck-pointer-bounds with
20441         sanitizers.
20443 2017-03-09  Marek Polacek  <polacek@redhat.com>
20445         PR c++/79672
20446         * tree.c (inchash::add_expr): Handle TREE_VEC.
20448 2017-03-09  Martin Liska  <mliska@suse.cz>
20450         PR ipa/79764
20451         (chkp_narrow_size_and_offset): New function.
20452         (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
20453         (void chkp_parse_bit_field_ref): New function.
20454         (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
20455         (chkp_process_stmt): Use chkp_parse_bit_field_ref.
20457 2017-03-09  Martin Liska  <mliska@suse.cz>
20459         PR ipa/79761
20460         * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
20461         (chkp_find_bounds_1): Remove gcc_unreachable.
20463 2017-03-09  Jakub Jelinek  <jakub@redhat.com>
20465         PR sanitizer/79944
20466         * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
20467         BUILT_IN_SYNC*, determine the access type from the size suffix and
20468         always build a MEM_REF with that type.  Handle forgotten
20469         BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
20471         PR target/79932
20472         * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
20473         _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
20474         _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
20475         _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
20476         _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
20477         _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
20478         _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
20479         _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
20480         _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
20481         _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
20482         _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
20483         _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
20484         _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
20485         _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
20486         _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
20487         _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
20488         _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
20489         _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
20490         _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
20491         _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
20492         _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
20493         _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
20494         _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
20495         _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
20496         _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
20497         _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
20498         _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
20499         _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
20500         _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
20501         _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
20502         definitions outside of __OPTIMIZE__ guarded section.
20504         PR target/79932
20505         * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
20506         _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
20507         _mm512_packus_epi32, _mm512_maskz_packus_epi32,
20508         _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
20509         guarded section.
20511 2017-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
20513         * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
20514         ("vfenez<mode>"): Add missing constraints.
20516 2017-03-08  Martin Sebor  <msebor@redhat.com>
20518         PR target/79928
20519         * config/nds32/nds32.c (nds32_option_override):
20520         Fix misspelled diagnostic.
20522 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
20524         PR c/79940
20525         * gimplify.c (gimplify_omp_for): Replace index var in outer
20526         taskloop statement with an artificial variable and add
20527         OMP_CLAUSE_PRIVATE clause for it.
20529 2017-03-08  Richard Biener  <rguenther@suse.de>
20531         PR tree-optimization/79955
20532         * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
20533         for accesses that are completely outside of the variable.
20535 2017-03-08  Andrew Haley  <aph@redhat.com>
20537         PR tree-optimization/79943
20538         * tree-ssa-loop-split.c (compute_new_first_bound): When
20539         calculating the new upper bound, (END-BEG) should be added, not
20540         subtracted.
20542 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
20544         * config/avr/avr.md (setmemhi): Make sure match_dup
20545         operand number comes before match_scratch.
20547 2017-03-08  Richard Biener  <rguenther@suse.de>
20549         PR tree-optimization/79920
20550         * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
20551         with ncopies == 1 to ...
20552         (vect_transform_slp_perm_load): ... here.  Properly compute
20553         all element loads by iterating VF times over the group.  Do
20554         not handle ncopies (computed in a broken way) in
20555         vect_create_mask_and_perm.
20557 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
20559         PR sanitizer/79904
20560         * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
20561         is a uniform vector, use uniform_vector_p return value instead of
20562         building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
20564 2017-03-07  Marek Polacek  <polacek@redhat.com>
20566         PR middle-end/79809
20567         * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
20568         (alloca_call_type): Likewise.
20570 2017-03-07  Martin Liska  <mliska@suse.cz>
20572         * gcov.c (process_args): Put comment to correct location.
20574 2017-03-07  Martin Liska  <mliska@suse.cz>
20576         PR middle-end/68270
20577         * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
20578         Use array_at_struct_end_p instead of DECL_CHAIN (field).
20579         (chkp_narrow_bounds_for_field): Likewise.
20580         (chkp_parse_array_and_component_ref): Pass one more argument to
20581         call.
20583 2017-03-07  Richard Biener  <rguenther@suse.de>
20585         * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
20586         preheaders.
20588 2017-03-07  Segher Boessenkool  <segher@kernel.crashing.org>
20590         * config/i386/i386.c (ix86_local_alignment): Align most aggregates
20591         of 16 bytes and more to 16 bytes, not those of 16 bits and more.
20593 2017-03-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
20595         PR c/79855
20596         * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
20597         to end of description.
20598         (PARAM_MAX_STORES_TO_MERGE): Likewise.
20600 2017-03-07  Jakub Jelinek  <jakub@redhat.com>
20602         PR rtl-optimization/79901
20603         * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
20604         ...
20605         (*avx512f_<code><mode>3<mask_name>): ... this.
20606         (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
20607         iterator instead of VI8_AVX2_AVX512BW.
20609         PR rtl-optimization/79901
20610         * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
20611         min/max expander, expand it using expand_vec_cond_expr.
20613         PR sanitizer/79897
20614         * ubsan.c (ubsan_encode_value): Call mark_addressable on the
20615         temporary.
20617 2017-03-06  Jakub Jelinek  <jakub@redhat.com>
20619         PR c++/79821
20620         * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
20621         to void * for PCH reasons.
20622         * dwarf2out.c (output_loc_operands, output_die): Cast
20623         v.val_vec.array to unsigned char *.
20625 2017-03-06  John David Anglin  <danglin@gcc.gnu.org>
20627         PR target/77850
20628         * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
20629         vector types.
20631 2017-03-06  Vladimir Makarov  <vmakarov@redhat.com>
20633         PR rtl-optimization/79571
20634         * lra-constraints.c (process_alt_operands): Calculate static
20635         reject and subtract it from overall when only addresses will be
20636         reloaded.
20638 2017-03-06  Julia Koval  <julia.koval@intel.com>
20640         PR target/79793
20641         * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
20642         incoming stack boundary to 128 for 64-bit targets.
20644 2017-03-06  Richard Biener  <rguenther@suse.de>
20646         PR tree-optimization/79894
20647         * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
20648         to NULL after folding it.
20650 2017-03-06  Richard Biener  <rguenther@suse.de>
20652         PR tree-optimization/79824
20653         * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
20654         check disabling peeling for gaps.
20656 2017-03-06  Toma Tabacu  <toma.tabacu@imgtec.com>
20658         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
20659         attributes): Document gettimeofday.
20661 2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>
20663         * config/s390/s390.c (s390_option_override_internal): Set
20664         PARAM_MIN_VECT_LOOP_BOUND
20666 2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>
20668         * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
20669         * config/s390/s390.md: Likewise.
20671 2017-03-06  Jakub Jelinek  <jakub@redhat.com>
20673         PR target/79812
20674         * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
20675         (<avx2_avx512>_perm<mode>): Rename to ...
20676         (avx2_perm<mode>): ... this.  Use VI8F_256 iterator instead
20677         of VI8F_256_512.
20678         (<avx512>_perm<mode>_mask): Rename to ...
20679         (avx512vl_perm<mode>_mask): ... this.  Use VI8F_256 iterator instead
20680         of VI8F_256_512.
20681         (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
20682         (avx2_perm<mode>_1<mask_name): ... this.  Use VI8F_256 iterator
20683         instead of VI8F_256_512.
20684         (avx512f_perm<mode>): New define_expand.
20685         (avx512f_perm<mode>_mask): Likewise.
20686         (avx512f_perm<mode>_1<mask_name>): New define_insn.
20687         (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
20689 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
20691         * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
20692         msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
20693         if_then_else.
20694         (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
20696 2017-03-06  Martin Liska  <mliska@suse.cz>
20698         PR sanitize/79783
20699         * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
20700         when having a SSA NAME w/o VAR_DECL assigned to it.
20702 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
20704         * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
20705         msa_dpsub_<su>_d): Fix MODE for vec_select.
20707 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
20709         * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
20710         argument.
20711         * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
20713 2017-03-06  Richard Biener  <rguenther@suse.de>
20715         * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
20716         * plugin.c (register_plugin_info): Likewise.
20717         * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
20719 2017-03-05  Jakub Jelinek  <jakub@redhat.com>
20721         * config/i386/sse.md (sse_storehps, sse_storelps,
20722         avx_<castmode><avxsizesuffix>_<castmode>,
20723         avx512f_<castmode><avxsizesuffix>_<castmode>,
20724         avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
20725         in condition that at least one operand is not a MEM.
20727 2017-03-03  Jakub Jelinek  <jakub@redhat.com>
20729         PR middle-end/79805
20730         * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
20731         ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
20732         ECF_NOTHROW.
20733         * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
20734         gimple_call_nothrow_p flag based on whether original builtin can throw.
20735         If it can, emit following stmts on the fallthrough edge.
20736         * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
20737         don't create new bb if inserting just debug stmts on the edge, try to
20738         insert them on the fallthru bb or just reset debug stmts.
20740 2017-03-03  Segher Boesssenkool  <segher@kernel.crashing.org>
20742         PR target/43763
20743         * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
20744         restore recog_data (including the operand rtxes inside it) around
20745         the call to get_insn_template.
20747 2017-03-03  Martin Sebor  <msebor@redhat.com>
20749         PR tree-optimization/79699
20750         * context.c (context::~context): Free MPFR caches to avoid
20751         a memory leak on program exit.
20753 2017-03-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
20755         * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
20756         Use wide_int::ulow () instead of .elt (0).
20758 2017-03-03  Uros Bizjak  <ubizjak@gmail.com>
20760         * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
20761         (*pushxf): Limit oF constraint to 32bit targets and add oC
20762         constraint for 64bit targets.
20763         (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
20764         (*pushdf): Change rmF constraint to rmC.
20766 2017-03-03  Martin Liska  <mliska@suse.cz>
20768         * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
20769         Remove unused variable.
20771 2017-03-03  Jakub Jelinek  <jakub@redhat.com>
20773         PR target/79807
20774         * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
20775         is a memory operand, increase num_memory.
20776         (ix86_expand_args_builtin): Likewise.
20778 2017-03-03  Jan Hubicka  <jh@suse.cz>
20780         PR lto/79760
20781         * ipa-devirt.c (maybe_record_node): Properly handle
20782         __cxa_pure_virtual visibility.
20784 2017-03-03  Martin Liska  <mliska@suse.cz>
20786         PR tree-optimization/79803
20787         * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
20788         assert.
20789         (pass_loop_prefetch::execute): Disabled optimization if an
20790         assumption about L1 cache size is not met.
20792 2017-03-03  Martin Liska  <mliska@suse.cz>
20794         PR rtl-optimization/79574
20795         * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
20796         (hash_scan_set): Likewise.
20797         (dump_hash_table): Likewise.
20798         (hoist_code): Likewise.
20800 2017-03-03  Richard Biener  <rguenther@suse.de>
20802         * fixed-value.c (fixed_from_string): Restore use of elt (1)
20803         in place of uhigh ().
20804         (fixed_convert_from_real): Likewise.
20806 2017-03-03  Uros Bizjak  <ubizjak@gmail.com>
20808         PR target/79514
20809         * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
20811 2017-03-03  Richard Biener  <rguenther@suse.de>
20813         PR middle-end/79818
20814         * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
20815         TYPE_OVERFLOW_UNDEFINED check.
20817 2017-03-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20819         * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
20820         numbers.
20821         (vector_ae_<mode>_p): Likewise.
20822         (vector_nez_<mode>_p): Likewise.
20823         (vector_ne_v2di_p): Likewise.
20824         (vector_ae_v2di_p): Likewise.
20825         (vector_ne_<mode>_p): Likewise.
20826         * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
20827         numbers.
20828         (vsx_tsqrt<mode>2_fe): Likewise.
20830 2017-03-02  Uros Bizjak  <ubizjak@gmail.com>
20832         PR target/79514
20833         * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
20835 2017-03-02  Jakub Jelinek  <jakub@redhat.com>
20837         PR rtl-optimization/79780
20838         * cprop.c (one_cprop_pass): When second and further conditional trap
20839         in a single basic block is turned into an unconditional trap, turn it
20840         into a deleted note to avoid RTL verification failures.
20842 2017-03-02  Richard Biener  <rguenther@suse.de>
20844         * fold-const.c (const_binop): Use ulow () instead of elt (0).
20846 2017-03-02  Richard Biener  <rguenther@suse.de>
20848         PR tree-optimization/79345
20849         PR c++/42000
20850         * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
20851         param and abort the walk, returning -1 if it is hit.
20852         (walk_aliased_vdefs): Take a limit param and pass it on.
20853         * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
20854         defaulting to 0 and return a signed int.
20855         * tree-ssa-uninit.c (struct check_defs_data): New struct.
20856         (check_defs): New helper.
20857         (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
20858         about uninitialized memory.
20859         * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
20860         bogus uninitialized warning.
20861         (fixed_convert_from_real): Likewise.
20863 2017-03-02  Bin Cheng  <bin.cheng@arm.com>
20865         PR tree-optimization/66768
20866         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
20867         iv_use if base object can't be determined.
20869 2017-03-02  Jakub Jelinek  <jakub@redhat.com>
20871         PR tree-optimization/79345
20872         * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
20873         * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
20874         (get_pattern_stats): Initialize it.
20875         * genemit.c (gen_expand): Verify match_scratch numbers come after
20876         match_operand/match_dup numbers.
20877         * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
20878         match_scratch numbers.
20879         * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
20880         Likewise.
20881         * config/s390/s390.md (trunctdsd2): Likewise.
20883 2017-03-02  Richard Biener  <rguenther@suse.de>
20885         * wide-int.h (wide_int_storage::operator=): Implement in terms
20886         of wi::copy.
20888 2017-03-02  Richard Biener  <rguenther@suse.de>
20890         PR tree-optimization/79777
20891         * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
20892         the to insert expression to sth existing.
20894 2017-03-01  Martin Sebor  <msebor@redhat.com>
20896         PR middle-end/79692
20897         * gimple-ssa-sprintf.c
20898         (directive::known_width_and_precision): New function.
20899         (format_integer): Use it.
20900         (get_mpfr_format_length): Consider the full range of precision
20901         when computing %g output with the # flag.  Set the likely byte
20902         count to 3 rather than 1 when precision is indeterminate.
20903         (format_floating): Correct the lower bound of precision.
20905 2017-03-01  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
20907         * doc/invoke.texi: Document default code model for 64-bit Linux.
20909 2017-03-01  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
20911         PR target/79752
20912         * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
20913         udiv rather than div since input pattern is unsigned.
20915 2017-03-01  Uros Bizjak  <ubizjak@gmail.com>
20917         * config/i386/i386.c (print_reg): Warn for values of
20918         unsupported size in integer register.
20920 2017-03-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
20922         PR target/79439
20923         * config/rs6000/predicates.md (current_file_function_operand): Do
20924         not allow self calls to be local if the function is replaceable.
20926 2017-03-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>
20928         PR target/79395
20929         * config/rs6000/altivec.h (vec_ctz and others): Change the
20930         preprocessor macro that controls conditional compilation from
20931         _ARCH_PWR9 to __POWER9_VECTOR__.
20932         (vec_all_ne): Change parameterization of __altivec_scalar_pred
20933         macro expansion under preprocessor #ifdef __POWER9_VECTOR__
20934         control (instead of _ARCH_PWR9 control) so that template
20935         definition uses power9-specific function.
20936         (vec_any_eq): Likewise.
20937         (vec_all_ne): Change macro definition to use a power9-specific
20938         expansion under #ifdef __POWER9_VECTOR__ control (instead of
20939         _ARCH_PWR9 control).
20940         (vec_any_eq) Likewise.
20941         * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
20942         expansion for CMPNEF to remove support for xvcmpnesp instruction.
20943         (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
20944         support for xvcmpnedp instruction.
20945         (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
20946         macro expansion so that Power9 implementation of vec_all_ne does
20947         not use the AltiVec predicate framework.
20948         (VCMPNEH_P): Likewise.
20949         (VCMPNEW_P): Likewise.
20950         (VCMPNED_P): Likewise.
20951         (VCMPNEFP_P): Likewise.
20952         (VCMPNEDP_P): Likewise.
20953         (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
20954         implementation of vec_any_eq to not use AltiVec predicate
20955         framework.
20956         (VCMPAEH_P): Likewise.
20957         (VCMPAEW_P): Likewise.
20958         (VCMPAED_P): Likewise.
20959         (VCMPAEFP_P): Likewise.
20960         (VCMPAEDP_P): Likewise.
20961         (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
20962         BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
20963         not use the AltiVec predicate framework.
20964         (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
20965         of vec_any_eq to not use AltiVec predicate framework.
20966         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
20967         support for predefined __POWER9_VECTOR__ macro to indicate that
20968         Power9 instruction selection is enabled.
20969         (altivec_overloaded_builtins): Remove extraneous
20970         ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
20971         function argument types RS6000_BTI_bool_V16QI and
20972         RS6000_BTI_bool_V16QI.  Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
20973         entry for overloaded function argument types RS6000_BTI_bool_V4SI
20974         andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB.  Remove
20975         two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
20976         P9V_BUILTIN_CMPNEF to force use of instructions not specific to
20977         Power9 for implementations of vec_cmpne.  Change the signature for
20978         all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
20979         (representing vec_all_ne) to remove the previously described first
20980         argument of type RS6000_BTI_INTSI, as this was an artifact of
20981         reliance on the AltiVec predicate framework, which is no longer
20982         used in the implementation of these functions.  Add
20983         P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
20984         function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
20985         since, unlike the AltiVec predicate framework implementation, we
20986         do not share function descriptors between vec_alle and vec_anyeq.
20987         (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
20988         set of modes that receive special treatment even when
20989         TARGET_P9_VECTOR is true.  The special treatment emits code that
20990         does not depend on Power9 instructions.
20991         * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
20992         define_expand to not rely on AltiVec predicate framework.
20993         (vector_ae_<mode>p): New define_expand to represent vec_any_eq
20994         function.
20995         (vector_ne_v2di_p): Change this define_expand to not rely on
20996         AltiVec predicate framework.
20997         (vector_ae_v2di_p): New define_expand to represent vec_any_eq
20998         function.
20999         (vector_ne_<mode>_p): Change this define_expand to not rely on
21000         AltiVec predicate framework.
21001         (vector_ae_<mode>p): New define_expand to represent vec_any_eq
21002         function.
21003         * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
21004         (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
21005         define_insn pattern.
21006         (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
21007         define_insn pattern because the xvcmpne<VSs>. instruction is not
21008         supported.
21009         (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
21010         instruction is not supported.
21012 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
21014         * config/nvptx/nvptx.c: Include intl.h.
21016 2017-03-01  Martin Jambor  <mjambor@suse.cz>
21018         PR lto/78140
21019         * ipa-prop.h (ipa_bits): Removed field known.
21020         (ipa_jump_func): Removed field vr_known.  Changed fields bits and m_vr
21021         to pointers.  Adjusted their comments to warn about their sharing.
21022         (ipcp_transformation_summary): Change bits to a vector of pointers.
21023         (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
21024         (ipa_get_ipa_bits_for_value): Declare.
21025         * tree-vrp.h (value_range): Mark as GTY((for_user)).
21026         * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
21027         (ipa_bits_hash_table): Likewise.
21028         (ipa_vr_ggc_hash_traits): Likewise.
21029         (ipa_vr_hash_table): Likewise.
21030         (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
21031         being pointers and vr_known being removed.
21032         (ipa_set_jf_unknown): Likewise.
21033         (ipa_get_ipa_bits_for_value): New function.
21034         (ipa_set_jfunc_bits): Likewise.
21035         (ipa_get_value_range): New overloaded functions.
21036         (ipa_set_jfunc_vr): Likewise.
21037         (ipa_compute_jump_functions_for_edge): Use the above functions to
21038         construct bits and vr parts of jump functions.
21039         (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
21040         ipa_bits_hash_table and ipa_vr_hash_table if they do not already
21041         exist.
21042         (ipcp_grow_transformations_if_necessary): Also allocate
21043         ipa_bits_hash_table and ipa_vr_hash_table if they do not already
21044         exist.
21045         (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
21046         them.  Fix too long lines.
21047         (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
21048         vr_known being removed.
21049         (ipa_read_jump_function): Use new setter functions to construct bits
21050         and vr parts of jump functions or set them to NULL.
21051         (write_ipcp_transformation_info): Adjust for bits being pointers.
21052         (read_ipcp_transformation_info): Likewise.
21053         (ipcp_update_bits): Likewise.  Fix excessively long lines a trailing
21054         space.
21055         Include gt-ipa-prop.h.
21056         * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
21057         being pointers.
21058         (ipcp_store_bits_results): Likewise.
21059         (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
21060         Do not write to existing jump functions but use a temporary instead.
21062 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
21064         PR c++/79681
21065         * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
21066         attempt to use its first operand as BIT_FIELD_REF base.
21068 2017-03-01  Richard Biener  <rguenther@suse.de>
21070         PR middle-end/79721
21071         * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
21072         interpolating formula in wrapping arithmetic.
21073         (chrec_apply): Convert chrec_evaluate return value to wanted type.
21075 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
21077         PR tree-optimization/79734
21078         * tree-vect-generic.c (expand_vector_condition): Optimize
21079         AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
21080         Handle VEC_COND_EXPR where comparison has different inner width from
21081         type's inner width.
21083 2017-02-28  Sandra Loosemore  <sandra@codesourcery.com>
21085         * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
21086         markup, and similar issues.  Remove @opindex entries for things
21087         that aren't options.  Add missing -mmpy-option entries.
21089 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
21091         PR tree-optimization/79737
21092         * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
21093         a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
21094         tmpbuf[byte_size - 1].  Call natice_encode_expr with byte_size - 1
21095         instead of byte_size.  Formatting fix.
21096         (shift_bytes_in_array_right): Formatting fix.
21098 2017-02-28  Eric Botcazou  <ebotcazou@adacore.com>
21100         PR target/79749
21101         * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
21102         condition on optimize for the leaf function test.
21104 2017-02-28  Martin Liska  <mliska@suse.cz>
21106         PR lto/79625
21107         * read-rtl-function.c (function_reader::handle_unknown_directive):
21108         Bail out when one uses -flto.
21110 2017-02-28  Martin Liska  <mliska@suse.cz>
21112         * common.opt: Replace space with tabular for options of <number>
21113         type.
21114         * config/i386/i386.opt: Show <number> value for
21115         -mlarge-data-threshold.
21116         * opts.c (print_filtered_help): Do not display number in hexadecimal
21117         format.
21119 2017-02-28  Martin Liska  <mliska@suse.cz>
21121         * common.opt: Fix --help=option -Q for options which are of
21122         an enum type.
21124 2017-02-28  Uros Bizjak  <ubizjak@gmail.com>
21126         * config/i386/i386.c (print_reg): Error out for values
21127         of 8-bit size in invalid integer register.
21129 2017-02-28  Martin Sebor  <msebor@redhat.com>
21131         PR tree-optimization/79691
21132         * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
21134 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
21136         PR target/79729
21137         * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
21138         gcc_unreachable with output_operand_lossage.
21140 2017-02-28  Richard Biener  <rguenther@suse.de>
21142         PR tree-optimization/79740
21143         * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
21144         inserts.
21145         (visit_nary_op): Insert the nary into the hashtable if we
21146         pattern-matched sth.
21147         * tree-ssa-pre.c (eliminate_insert): Robustify.
21149 2017-02-28  Richard Biener  <rguenther@suse.de>
21151         PR middle-end/79731
21152         * fold-const.c (decode_field_reference): Reject out-of-bound
21153         accesses.
21155 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
21157         * config/i386/i386.c: Include intl.h.
21158         (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
21159         instead of just cond ? "..." : "...".
21160         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
21161         * coverage.c (read_counts_file): Likewise.
21162         * omp-offload.c: Include intl.h.
21163         (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
21164         of just cond ? "..." : "...".
21165         * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
21166         of just cond ? "..." : "...".
21168 2017-02-28  Richard Earnshaw  <rearnsha@arm.com>
21170         PR target/79742
21171         * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
21172         entry, if present.
21173         * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
21174         'tune for' CPU name.
21175         * config/arm/arm-cpu-data.h: Regenerated.
21177 2017-02-28  Richard Biener  <rguenther@suse.de>
21179         PR tree-optimization/79732
21180         * tree-inline.c (expand_call_inline): Do not shadow var.
21182 2017-02-28  Richard Biener  <rguenther@suse.de>
21184         PR tree-optimization/79723
21185         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
21186         address-space properly.
21188 2017-02-28  Thomas Schwinge  <thomas@codesourcery.com>
21190         * doc/optinfo.texi (Optimization groups): Fix option used for
21191         OPTGROUP_ALL.
21192         * doc/invoke.texi (-fopt-info): Document "omp".
21193         * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
21194         (OPTGROUP_ALL): Add OPTGROUP_OMP.
21195         * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
21196         * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
21197         * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
21199         * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP.  Adjust
21200         all users.
21201         * dumpfile.c (optgroup_options): Instead of "openmp", associate
21202         OPTGROUP_OMP with "omp".
21204 2017-02-27  Pat Haugen  <pthaugen@us.ibm.com>
21206         PR target/79544
21207         * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
21208         for arithmetic shift of unsigned V2DI.
21210 2017-02-27  Claudiu Zissulescu  <claziss@synopsys.com>
21212         * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
21213         arc/linux.h headers.
21214         * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
21215         (LINK_SPEC): Likewise.
21216         (ARC_TLS_EXTRA_START_SPEC): Likewise.
21217         (EXTRA_SPECS): Likewise.
21218         (STARTFILE_SPEC): Likewise.
21219         (ENDFILE_SPEC): Likewise.
21220         (LIB_SPEC): Likewise.
21221         (TARGET_SDATA_DEFAULT): Likewise.
21222         (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
21223         (MULTILIB_DEFAULTS): Likewise.
21224         (DWARF2_UNWIND_INFO): Likewise.
21225         * config/arc/big.h: New file.
21226         * config/arc/elf.h: Likewise.
21227         * config/arc/linux.h: Likewise.
21228         * config/arc/t-uClibc: Remove.
21230 2017-02-27  Bin Cheng  <bin.cheng@arm.com>
21232         PR tree-optimization/77536
21233         * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
21234         (tree_transform_and_unroll_loop): Use above function to compute the
21235         estimated niter of unrolled loop and use it when scaling profile.
21236         Also use count info rather than frequency if it's non-zero.
21237         * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
21238         * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
21239         (vect_transform_loop): Call above function.
21241 2017-02-27  Richard Biener  <rguenther@suse.de>
21243         PR tree-optimization/45397
21244         * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
21245         * tree-ssa-sccvn.c (valueized_wider_op): New helper.
21246         (visit_nary_op): Add pattern matching for CSEing sign-changed
21247         or truncated operations with wider ones.
21249 2017-02-27  Richard Biener  <rguenther@suse.de>
21251         PR tree-optimization/79690
21252         * tree-vect-stmts.c (vectorizable_store): Use vector type
21253         built from the DR with address-space.
21255 2017-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
21257         * doc/invoke.texi (Optimize Options): Refine the description
21258         of asan-use-after-return.
21260 2017-02-25  Alan Modra  <amodra@gmail.com>
21262         PR rtl-optimization/79584
21263         * lra-constraints.c (base_to_reg): Reload ad->base, the entire
21264         base, not ad->base_term, the reg within base.  Remove assertion
21265         that ad->base == ad->base_term.  Replace gen_int_mode using
21266         bogus mode with const0_rtx.
21268 2017-02-25  Jakub Jelinek  <jakub@redhat.com>
21270         PR middle-end/79396
21271         * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
21272         FMA_EXPR like tcc_binary or tcc_unary.
21274         * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
21276         PR debug/77589
21277         * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
21278         bitfield.
21279         (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
21280         (output_loc_operands): Handle DW_OP_call_ref and
21281         DW_OP_GNU_variable_value.
21282         (struct variable_value_struct): New type.
21283         (struct variable_value_hasher): Likewise.
21284         (variable_value_hash): New variable.
21285         (string_types): Remove.
21286         (copy_loc_descr): New function.
21287         (add_loc_descr_to_each): Clarify comment.  Use copy_loc_descr.
21288         (prepend_loc_descr_to_each): New function.
21289         (add_loc_list): Fix comment typo.  Use prepend_loc_descr_to_each
21290         instead of add_loc_descr_to_each if the first argument is single
21291         location list and the second has multiple.
21292         (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
21293         (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
21294         when looking for variable value which doesn't have other location info.
21295         (loc_list_from_tree): Formatting fix.
21296         (gen_array_type_die): Simplify DW_AT_string_length handling.
21297         (adjust_string_types): Remove.
21298         (gen_subprogram_die): Don't call adjust_string_types nor test/set
21299         string_types.  Call resolve_variable_values.
21300         (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
21301         (resolve_addr_in_expr): Likewise.  Add A argument.
21302         (copy_deref_exprloc): Remove deref argument.  Adjust for the
21303         original expression being DW_OP_GNU_variable_value with optionally
21304         DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
21305         optionally after it.
21306         (optimize_string_length): Rework for DW_OP_GNU_variable_value.
21307         (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
21308         callers.  Set remove_AT_byte_size if removing DW_AT_string_length.
21309         (variable_value_hasher::hash, variable_value_hasher::equal): New
21310         methods.
21311         (resolve_variable_value_in_expr, resolve_variable_value,
21312         resolve_variable_values, note_variable_value_in_expr,
21313         note_variable_value): New functions.
21314         (dwarf2out_early_finish): Call note_variable_value on all toplevel
21315         DIEs.
21317 2017-02-24  Jakub Jelinek  <jakub@redhat.com>
21319         PR c/79677
21320         * opts.h (handle_generated_option): Add GENERATED_P argument.
21321         * opts-common.c (handle_option): Adjust function comment.
21322         (handle_generated_option): Add GENERATED_P argument, pass it to
21323         handle_option.
21324         (control_warning_option): Pass false to handle_generated_option
21325         GENERATED_P.
21326         * opts.c (maybe_default_option): Pass true to handle_generated_option
21327         GENERATED_P.
21328         * optc-gen.awk: Likewise.
21330 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
21332         * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
21333         a REG, look at the REG it is a SUBREG of.
21334         (splitter for cmpeqsi_t): Ditto.
21336 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
21338         * config/pa/pa.c (pa_combine_instructions): Do not share RTL.  Make
21339         the special USEs with the pattern of the insn, not the insn itself.
21341 2017-02-24  Matthew Fortune  <matthew.fortune@imgtec.com>
21343         PR target/79473
21344         * doc/invoke.texi: Document -mload-store-pairs.
21346 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
21347             Sandra Loosemore  <sandra@codesourcery.com>
21349         * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
21350         argument isn't a CONST_INT.
21351         (nios2_alternate_compare_const): Assert op is a CONST_INT.
21352         (nios2_valid_compare_const_p): Assert op is a CONST_INT.
21353         (nios2_validate_compare): Bypass alternate compare logic if *op2
21354         is not a CONST_INT.
21355         (ldstwm_operation_p): Return false if first_base is not a REG or
21356         if first_offset is not a CONST_INT.
21358 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
21360         * config/cris/cris.md: Use correct operand in a define_peephole2.
21362 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
21364         * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
21366 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
21368         * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
21369         this_insn if it is an INSN or JUMP_INSN.
21370         (force_offsettable): Look at base, not at addr.
21371         * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
21372         on things that aren't necessarily CONST_INTs.
21374 2017-02-24  Uros Bizjak  <ubizjak@gmail.com>
21376         * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
21377         -mfpmath=sse is the default also for x86-32 targets with SSE2
21378         instruction set when @option{-ffast-math} is enabled
21380 2017-02-24  Jeff Law  <law@redhat.com>
21382         PR rtl-optimizatoin/79286
21383         * ira.c (update_equiv_regs): Drop may_trap_p exception to
21384         dominance test.
21386 2017-02-24  Richard Biener  <rguenther@suse.de>
21388         PR tree-optimization/79389
21389         * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
21390         debug insns.
21392 2017-02-24  Aldy Hernandez  <aldyh@redhat.com>
21394         * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
21395         function comment to reflect reality.
21396         (loop_exits_before_overflow): Fix typo in function description.
21398 2017-02-24  Richard Biener  <rguenther@suse.de>
21400         PR tree-optimization/79389
21401         * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
21402         properly that a threading opportunity exists.  Detect conditional
21403         copy/constant propagation opportunities.
21405 2017-02-23  Eric Botcazou  <ebotcazou@adacore.com>
21407         * config/visium/visium.md (type): Add trap.
21408         (b): New mode attribute.
21409         (*btst): Rename into...
21410         (*btst<mode>): ...this and adjust.
21411         (*cbranchsi4_btst_insn): Rename into...
21412         (*cbranch<mode>4_btst_insn): ...this and adjust.
21413         (trap): New define_insn.
21415 2017-02-23  Jakub Jelinek  <jakub@redhat.com>
21417         PR tree-optimization/79389
21418         * ifcvt.c (struct noce_if_info): Add rev_cond field.
21419         (noce_reversed_cond_code): New function.
21420         (noce_emit_store_flag): Use rev_cond if non-NULL instead of
21421         reversed_comparison_code.  Formatting fix.
21422         (noce_try_store_flag): Test rev_cond != NULL in addition to
21423         reversed_comparison_code.
21424         (noce_try_store_flag_constants): Likewise.
21425         (noce_try_store_flag_mask): Likewise.
21426         (noce_try_addcc): Use rev_cond if non-NULL instead of
21427         reversed_comparison_code.
21428         (noce_try_cmove_arith): Likewise.  Formatting fixes.
21429         (noce_try_minmax, noce_try_abs): Clear rev_cond.
21430         (noce_find_if_block): Initialize rev_cond.
21431         (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
21432         instead of false as last argument never attempt to reverse it
21433         afterwards.
21435 2017-02-23  Bin Cheng  <bin.cheng@arm.com>
21437         PR tree-optimization/79663
21438         * tree-predcom.c (combine_chains): Process refs in reverse order
21439         only for ZERO length chains, and add explaining comment.
21441 2017-02-23  Jeff Law  <law@redhat.com>
21443         PR tree-optimization/79578
21444         * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
21445         in call to operand_equal_p.
21447 2017-01-23  Dominique d'Humieres  <dominiq@lps.ens.fr>
21449         PR target/71017
21450         * config/i386/cpuid.h: Fix another undefined behavior.
21452 2017-02-23  Richard Biener  <rguenther@suse.de>
21454         PR tree-optimization/79683
21455         * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
21456         vector types for data-refs.
21458 2017-02-23  Martin Liska  <mliska@suse.cz>
21460         * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
21462 2017-02-23  Jakub Jelinek  <jakub@redhat.com>
21464         PR middle-end/79665
21465         * internal-fn.c (get_range_pos_neg): Moved to ...
21466         * tree.c (get_range_pos_neg): ... here.  No longer static.
21467         * tree.h (get_range_pos_neg): New prototype.
21468         * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
21469         are known to be in between 0 and signed maximum inclusive, try to
21470         expand both unsigned and signed divmod and use the cheaper one from
21471         those.
21473 2017-02-22  Jeff Law  <law@redhat.com>
21475         PR tree-optimization/79578
21476         * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
21477         to compare base operands.
21479 2017-02-22  Segher Boessenkool  <segher@kernel.crashing.org>
21481         PR target/79211
21482         * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
21483         gpc_reg_operand instead of fpr_reg_operand.
21485 2017-02-22  Sameera Deshpande  <sameera.deshpande@imgtec.com>
21487         * config/mips/mips.c (mips_return_in_memory): Force FP
21488         vector types to be returned in memory for o32 ABI.
21490 2017-02-22  Jakub Jelinek  <jakub@redhat.com>
21492         * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
21493         instead of DW_TAG_member for static data member declarations and don't
21494         set no_linkage_name for static inline data members.
21495         (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
21496         to DW_TAG_member.
21498 2017-02-22  Martin Liska  <mliska@suse.cz>
21500         * doc/invoke.texi: Replace inequality signs with square brackets
21501         for -Wnormalized.
21503 2017-02-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
21505         PR tree-optimization/68644
21506         * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
21508 2017-02-22  Matthew Fortune  <matthew.fortune@imgtec.com>
21510         PR target/78660
21511         * lra-constraints.c (simplify_operand_subreg): Handle
21512         WORD_REGISTER_OPERATIONS targets.
21514 2017-02-22  Jakub Jelinek  <jakub@redhat.com>
21516         PR target/70465
21517         * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
21518         and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
21519         elimination by swapping fld*.
21521 2017-02-22  Richard Biener  <rguenther@suse.de>
21523         PR tree-optimization/79673
21524         * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
21525         convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
21526         irrelevant address-space qualifiers and avoiding a
21527         ADDR_SPACE_CONVERT_EXPR from fold_convert.
21529 2017-02-22  Richard Biener  <rguenther@suse.de>
21531         PR tree-optimization/79666
21532         * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
21533         to not symbolically negate if that may introduce undefined
21534         overflow.
21536 2017-02-22  Martin Liska  <mliska@suse.cz>
21538         PR lto/79587
21539         * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
21540         * data-streamer-out.c (streamer_write_gcov_count_stream):
21541         Likewise.
21542         * value-prof.c (stream_out_histogram_value): Make assert more
21543         precise based on type of counter.
21545 2017-02-21  Uros Bizjak  <ubizjak@gmail.com>
21547         PR target/79593
21548         * config/i386/i386.md (standard_x87sse_constant_load splitter):
21549         Use nonimmediate_operand instead of memory_operand for operand 1.
21550         (float-extend standard_x87sse_constant_load splitter): Ditto.
21552 2017-02-21  Jeff Law  <law@redhat.com>
21554         PR tree-optimization/79621
21555         * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
21556         blocks with edges to themselves.
21558 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
21560         PR target/79633
21561         * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
21562         is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
21563         Use gimple_call_builtin_p.
21565         PR target/79570
21566         * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
21567         on temporarily removed DEBUG_INSNs.
21569         PR tree-optimization/79649
21570         * tree-loop-distribution.c (classify_partition): Give up on
21571         non-generic address space loads/stores.
21573 2017-02-21  Aldy Hernandez  <aldyh@redhat.com>
21575         * doc/loop.texi (Loop manipulation): Remove nonexistent
21576         tree_ssa_loop_version from the documentation.
21577         * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
21579 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
21581         PR target/79494
21582         * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
21583         make_reg_eh_region_note_nothrow_nononlocal on call_insn.
21584         * config/rs6000/rs6000.c: Include except.h.
21585         (rs6000_expand_split_stack_prologue): Call
21586         make_reg_eh_region_note_nothrow_nononlocal on the call insn.
21588 2017-02-21  Martin Jambor  <mjambor@suse.cz>
21590         PR lto/79579
21591         * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
21592         have been analyzed.
21594 2017-02-21  Martin Jambor  <mjambor@suse.cz>
21596         * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
21597         for backward compatibility only.
21598         * doc/invoke.texi (Option Summary): Remove all references to
21599         -fipa-cp-alignment.
21601 2017-02-21  Matthew Fortune  <matthew.fortune@imgtec.com>
21603         PR target/78660
21604         Revert:
21605         2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
21607         * lra-constraints.c (curr_insn_transform): Handle
21608         WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
21610 2017-02-21  Martin Liska  <mliska@suse.cz>
21612         * config/i386/i386.opt: Replace -masm-dialect with -masm.
21614 2017-02-21  Thomas Schwinge  <thomas@codesourcery.com>
21616         PR translation/79638
21617         * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
21619 2017-02-21  Eric Botcazou  <ebotcazou@adacore.com>
21621         PR ada/67205
21622         * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
21623         (arm_function_ok_for_sibcall): Return false for an indirect call by
21624         descriptor if all the argument registers are used.
21625         (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
21626         alignment of the function.
21628 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
21630         PR tree-optimization/61441
21631         * simplify-rtx.c (simplify_const_unary_operation): For
21632         -fsignaling-nans and sNaN operand, return NULL_RTX rather than
21633         the sNaN unmodified.
21635 2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
21637         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
21638         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
21639         instead of SYSTEM_HEADER_DIR.
21641 2017-02-20  Gerald Pfeifer  <gerald@pfeifer.com>
21642             Martin LiÅ¡ka  <mliska@suse.cz>
21644         * doc/invoke.texi (use-after-scope-direct-emission-threshold):
21645         Fix typos and grammar, use active voice, and clarify.
21647 2017-02-20  Marek Polacek  <polacek@redhat.com>
21649         PR middle-end/79537
21650         * gimplify.c (gimplify_expr): Handle unused *&&L;.
21652         PR sanitizer/79558
21653         * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
21655 2017-02-20  Jakub Jelinek  <jakub@redhat.com>
21657         PR target/79568
21658         * config/i386/i386.c (ix86_expand_builtin): Handle
21659         OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
21660         ix86_builtins_isa[fcode].isa as a requirement of those
21661         flags and any other flag in the bitmask.
21662         (ix86_init_mmx_sse_builtins): Use 0 instead of
21663         ~OPTION_MASK_ISA_64BIT as mask.
21664         * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
21665         __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
21666         __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
21667         __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
21669 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
21671         PR target/78012
21672         * lra-constraints.c (split_reg): Check requested split mode
21673         is supported by the register.
21675 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
21677         * lra-constraints.c (simplify_operand_subreg): Remove early
21678         return false.
21680 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
21682         PR target/78660
21683         * lra-constraints.c (curr_insn_transform): Tighten condition
21684         for converting SUBREG reloads from OP_OUT to OP_INOUT.
21686 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
21688         PR target/78660
21689         * lra-constraints.c (curr_insn_transform): Handle
21690         WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
21692 2017-02-19  Uros Bizjak  <ubizjak@gmail.com>
21694         Revert:
21695         2016-05-30  Uros Bizjak  <ubizjak@gmail.com>
21697         * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
21699 2017-02-19  Jonathan Wakely  <jwakely@redhat.com>
21701         PR c++/69523
21702         * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
21703         description.
21705 2017-02-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
21707         * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
21708         for FMA_EXPR.
21710 2017-02-18  Jakub Jelinek  <jakub@redhat.com>
21712         * final.c (last_columnnum, override_columnnum): New variables.
21713         (final_start_function): Set last_columnnum, pass it to begin_prologue
21714         hook and pass 0 to dwarf2out_begin_prologue.
21715         (final_scan_insn): Update override_columnnum.  Pass last_columnnum
21716         to source_line debug hook.
21717         (notice_source_line): Compute last_columnnum and for debug_column_info
21718         return true on column changes.
21719         * debug.h (struct gcc_debug_hooks): Add column argument to
21720         source_line and begin_prologue hooks.
21721         (debug_nothing_int_charstar_int_bool): Remove prototype.
21722         (debug_nothing_int_int_charstar,
21723         debug_nothing_int_int_charstar_int_bool): New prototypes.
21724         (dwarf2out_begin_prologue): Add column argument.
21725         * debug.c (do_nothing_debug_hooks): Adjust source_line and
21726         begin_prologue hooks.
21727         (debug_nothing_int_charstar_int_bool): Remove.
21728         (debug_nothing_int_int_charstar,
21729         debug_nothing_int_int_charstar_int_bool): New functions.
21730         * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
21731         through to dwarf2out_source_line.
21732         (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
21733         (dwarf2out_source_line): Add column argument, emit it if requested.
21734         * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
21735         arguments.
21736         * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
21737         * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
21738         * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
21739         through to dwarf2out_begin_prologue.
21740         (vmsdbgout_source_line): Add column argument, pass it through to
21741         dwarf2out_source_line.
21742         * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
21743         dbxout_source_line caller.
21744         (dbxout_source_line): Add column argument.
21746         * common.opt (gno-column-info, gcolumn-info): New options.
21747         * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
21748         (check_die): Also test for multiple DW_AT_decl_column attributes.
21749         (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
21750         DW_AT_decl_column if requested.
21751         (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
21752         if requested.
21753         (gen_variable_die): Likewise.
21754         (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
21755         * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
21757         PR target/79569
21758         * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
21759         * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
21760         (ix86_handle_option): Handle OPT_m3dnowa.
21761         * doc/invoke.texi (-m3dnowa): Document.
21762         * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
21763         -m3dnowa instead of -m3dnow -march=athlon.
21765         PR target/79559
21766         * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
21767         instead of gcc_assert for K, r and R code checks.  Formatting fixes.
21769 2017-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
21771         PR target/79261
21772         * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
21773         support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
21774         * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
21775         generator for vsx_xxpermdi_<mode>_be.
21776         * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
21777         force big-endian semantics.
21778         (vsx_xxpermdi_<mode>_be): New define_expand with same
21779         implementation as previous version of vsx_xxpermdi_<mode>.
21781 2017-02-17  Jakub Jelinek  <jakub@redhat.com>
21783         PR tree-optimization/79327
21784         * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
21785         variable, its initialization and use.
21787 2017-02-17  Julia Koval  <julia.koval@intel.com>
21789         * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
21790         (OPTION_MASK_ISA_PKU_UNSET): New.
21791         (ix86_handle_option): Handle -mrdpid.
21792         * config/i386/cpuid.h (bit_RDPID): New.
21793         * config/i386/driver-i386.c (host_detect_local_cpu):
21794         Detect RDPID feature.
21795         * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
21796         * config/i386/i386-c.c (ix86_target_macros_internal):
21797         Handle RDPID flag.
21798         * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
21799         (ix86_valid_target_attribute_inner_p): Add "rdpid".
21800         (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
21801         * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
21802         * config/i386/i386.md (define_insn "rdpid"): New.
21803         * config/i386/i386.opt Add -mrdpid.
21804         * config/i386/immintrin.h (_rdpid_u32): New.
21806 2017-02-17  Vladimir Makarov  <vmakarov@redhat.com>
21808         PR rtl-optimization/79541
21809         * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
21810         instead of transforming it into USE.
21812 2017-02-17  Segher Boessenkool  <segher@kernel.crashing.org>
21814         * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
21815         If HONOR_SNANS (SFmode) force the input to a register.
21816         (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
21817         (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
21818         an frsp or similar insn.
21820 2017-02-17  Martin Liska  <mliska@suse.cz>
21822         PR rtl-optimization/79577
21823         * params.def (selsched-max-sched-times): Increase minimum to 1.
21825 2017-02-17  Martin Liska  <mliska@suse.cz>
21827         PR rtl-optimization/79574
21828         * gcse.c (want_to_gcse_p): Prevent integer overflow.
21830 2017-02-17  Martin Liska  <mliska@suse.cz>
21832         PR tree-optimization/79529
21833         * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
21834         ssa_defined_default_def_p to handle cases which are implicitly
21835         defined.
21836         * tree-ssa.c (ssa_defined_default_def_p): New function.
21837         (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
21838         which are implicitly defined.
21839         * tree-ssa.h (ssa_defined_default_def_p): Declare.
21841 2017-02-17  Richard Biener  <rguenther@suse.de>
21843         PR middle-end/79576
21844         * params.def (max-ssa-name-query-depth): Limit to 10.
21846 2017-02-17  Richard Biener  <rguenther@suse.de>
21848         PR tree-optimization/79552
21849         * tree-ssa-structalias.c (visit_loadstore): Properly verify
21850         default defs.
21852 2017-02-17  Richard Biener  <rguenther@suse.de>
21854         PR bootstrap/79567
21855         * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
21857 2017-02-17  Marek Polacek  <polacek@redhat.com>
21859         PR middle-end/79536
21860         * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
21861         (fold_negate_expr): New wrapper.
21863 2017-02-16  Sandra Loosemore  <sandra@codesourcery.com>
21865         * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]: 
21866         Correct terminology and de-emphasize pre-standard behavior.
21868 2017-02-16  Alan Modra  <amodra@gmail.com>
21870         PR rtl-optimization/79286
21871         * ira.c (def_dominates_uses): New function.
21872         (update_equiv_regs): Don't create an equivalence for insns that
21873         may trap where the register def does not dominate the use.
21875 2017-02-16  Vladimir Makarov  <vmakarov@redhat.com>
21877         PR rtl-optimization/78127
21878         * lra.c (lra): Call lra_eliminate before finish the loop after
21879         lra_constraint.
21881 2017-02-16  Richard Biener  <rguenther@suse.de>
21883         * graphite.h: Do not include isl/isl_val_gmp.h, instead include
21884         isl/isl_val.h.
21885         * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
21886         (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
21887         * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
21888         (isl_val_int_from_wi): New function.
21889         (extract_affine_gmp): Rename to ...
21890         (extract_affine_wi): ... this, take a widest_int.
21891         (extract_affine_int): Just wrap extract_affine_wi.
21892         (add_param_constraints): Use isl_val_int_from_wi.
21893         (add_loop_constraints): Likewise, and extract_affine_wi.
21895 2017-02-15  Jeff Law  <law@redhat.com>
21897         PR middle-end/79521
21898         * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
21899         ira_init_register_move_cost_if_necessary.
21901 2017-02-15  Martin Sebor  <msebor@redhat.com>
21903         PR middle-end/32003
21904         * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
21905         removed in a prior commit.
21907 2017-02-15  Bin Cheng  <bin.cheng@arm.com>
21909         PR tree-optimization/79347
21910         * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
21911         counters during peeling.
21913 2017-02-15  Thomas Schwinge  <thomas@codesourcery.com>
21915         * Makefile.in (site.exp): Remove "set ISLVER".
21917 2017-02-15  Jakub Jelinek  <jakub@redhat.com>
21919         PR target/79487
21920         * real.c (real_from_integer): Call real_convert even for decimal.
21922 2017-02-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
21924         PR target/79421
21925         * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
21927 2017-02-14  Andrew Pinski  <apinski@cavium.com>
21929         * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
21930         cores and change the partno/implementer to be correct.
21931         (thunderx2t99p1): New core which replaces thunderx2t99 and still has
21932         the 'B" as the implementer.
21933         * config/aarch64/aarch64-tune.md: Regenerate.
21935 2017-02-14  Carl Love  <cel@us.ibm.com>
21937         * config/rs6000/rs6000.c: Add case statement entry to make the
21938         xvcvuxdsp built-in argument unsigned.
21939         * config/rs6000/vsx.md: Fix the source and return operand types so they
21940         match the instruction definitions from the ISA document.  Fix typo
21941         in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
21942         statement.
21944 2017-02-14  Vladimir Makarov  <vmakarov@redhat.com>
21946         PR target/79282
21947         * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
21948         member early_clobber_alts.
21949         * lra-lives.c (reg_early_clobber_p): New.
21950         (process_bb_lives): Use it.
21951         * lra.c (new_insn_reg): New arg early_clobber_alts.  Use it.
21952         (debug_operand_data): Initialize early_clobber_alts.
21953         (setup_operand_alternative): Set up early_clobber_alts.
21954         (collect_non_operand_hard_regs): Ditto.  Pass early clobber
21955         alternatives to new_insn_reg.
21956         (add_regs_to_insn_regno_info): Add arg early_clobber_alts.  Use
21957         it.
21958         (lra_update_insn_regno_info): Pass the new arg.
21960 2017-02-14  Jakub Jelinek  <jakub@redhat.com>
21962         PR middle-end/79505
21963         * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
21964         (new_oacc_loop_raw): Don't clear already cleared fields.
21966         PR target/79481
21967         * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
21968         _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
21969         _mm512_prefetch_i64gather_ps): New inline functions and macros.
21971 2017-02-14  Uros Bizjak  <ubizjak@gmail.com>
21973         PR target/79495
21974         * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
21976 2017-02-14  H.J. Lu  <hongjiu.lu@intel.com>
21978         PR target/79498
21979         * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
21980         the extra instruction to the right place to store 128-bit constant
21981         when needed.
21983 2017-02-14  Martin Sebor  <msebor@redhat.com>
21985         PR middle-end/79448
21986         * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
21987           warning for strings of unknown length.
21989 2017-02-13  Segher Boessenkool  <segher@kernel.crashing.org>
21991         * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
21993 2017-02-14  Jeff Law  <law@redhat.com>
21995         PR target/79404
21996         * ira-costs.c (scan_one_insn): Initialize register move costs
21997         for pseudos seen in USE/CLOBBER insns.
21999         PR tree-optimization/79095
22000         * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
22001         if the numerator has the range ~[0,0] make the resultant range ~[0,0].
22002         (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
22003         if the operands are known to be not equal, then the resulting range
22004         is ~[0,0].
22005         (intersect_ranges): If the new range is ~[0,0] and the old range is
22006         wide, then prefer ~[0,0].
22007         * tree-vrp.c (overflow_comparison_p_1): New function.
22008         (overflow_comparison_p): New function.
22009         * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
22010         if NAME is used in an overflow test.
22011         (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
22012         overflow check that can be expressed as an equality test, then adjust
22013         ops to be that equality test.
22015 2017-02-14  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
22017         * config/s390/s390-builtin-types.def: Remove flags argument.
22018         * config/s390/s390.c (s390_init_builtins): Likewise.
22020 2017-02-14  Martin Liska  <mliska@suse.cz>
22022         * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
22023         vector.  Fix trailing white spaces.
22025 2017-02-14  James Greenhalgh  <james.greenhalgh@arm.com>
22027         * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
22028         HFmode.
22030 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22032         PR rtl-optimization/68664
22033         * config/arm/arm.c (arm_sched_can_speculate_insn):
22034         New function.  Declare prototype.
22035         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
22037 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22039         PR rtl-optimization/68664
22040         * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
22041         New function.
22042         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
22044 2017-02-14  Amit Pawar  <amit.pawar@amd.com>
22046         * config/i386/i386.c (znver1_cost): Fix the alignment for function and
22047         max skip bytes for function, loop and jump.
22049 2017-02-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
22051         * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
22052         ABS_EXPR for gimple dump.
22054 2017-02-14  Jakub Jelinek  <jakub@redhat.com>
22056         PR target/79462
22057         * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
22059         PR tree-optimization/79408
22060         * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
22061         case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
22062         (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
22063         also if rhs1 is INTEGER_CST.
22065 2017-02-14  Richard Biener  <rguenther@suse.de>
22067         PR middle-end/79432
22068         * tree-into-ssa.c (insert_phi_nodes): When the function can
22069         have abnormal edges rewrite SSA names with broken use-def
22070         dominance out of SSA and register them for PHI insertion.
22072 2017-02-13  Martin Sebor  <msebor@redhat.com>
22074         PR middle-end/79496
22075         * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
22076         clearing info.nowrite flag when snprintf size argument is a range.
22078 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
22080         * cprop.c (cprop_jump): Add missing space in string literal.
22081         * tree-ssa-structalias.c (rewrite_constraints): Likewise.
22082         (get_constraint_for_component_ref): Likewise.
22083         * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
22084         * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
22085         * lra-constraints.c (process_alt_operands): Likewise.
22086         * ipa-inline.c (inline_small_functions): Likewise.
22087         * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
22088         * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
22089         * trans-mem.c (diagnose_tm_1_op): Likewise.
22090         * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
22091         (grid_parallel_clauses_gridifiable): Likewise.
22093         * config/nvptx/mkoffload.c (process): Add space in between
22094         , and %d.
22096         * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
22097         "MOD4_SSE_REGS" and "ALL_REGS".
22099         * spellcheck.c (test_data): Add , in between "foo" and "food".
22101 2017-02-13  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
22103         PR target/79449
22104         * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
22105         boundary crossing check and subsequent code generation agree.
22107 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22109         * config/aarch64/aarch64.c (has_memory_op): Delete.
22110         (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
22111         has_memory_op.
22113 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
22115         PR rtl-optimization/79388
22116         PR rtl-optimization/79450
22117         * combine.c (distribute_notes): When removing TEM_INSN for which
22118         corresponding dest has last value recorded, invalidate that last
22119         value.
22121 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22123         * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
22124         of explicit '@'.  Add missing assembly comment marker on branch costs
22125         printout.
22127 2017-02-13  Nathan Sidwell  <nathan@acm.org>
22129         * gengtype-lex.l (<in_struct>): Add '/'.
22131 2017-02-13  Martin Liska  <mliska@suse.cz>
22133         PR c/79471
22134         * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
22136 2017-02-13  Richard Biener  <rguenther@suse.de>
22138         * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
22139         Remove.
22140         * configure: Re-generate.
22141         * config.in: Likewise.
22142         * graphite-dependences.c: Simplify as if
22143         HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
22144         * graphite-isl-ast-to-gimple.c: Likewise.
22145         * graphite-optimize-isl.c: Likewise.
22146         * graphite-poly.c: Likewise.
22147         * graphite-sese-to-poly.c: Likewise.
22148         * graphite.h: Likewise.
22149         * toplev.c: Include isl/version.h and use isl_version () for
22150         printing the ISL version.
22151         * doc/install.texi: Update ISL requirement.
22153 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
22155         * doc/standards.texi (Standards): Update reference to
22156         Objective-C 2.0.
22158 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
22160         * doc/extend.texi (Named Address Spaces): sourceware.org now
22161         defaults to https.
22162         * doc/install.texi (Binaries): Ditto.
22163         (Specific): Ditto.
22165 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
22167         * doc/cpp.texi: Replace "stringify"/"stringification" with C
22168         standard terminology "stringize"/"stringizing" throughout.
22169         * doc/cppinternals.texi: Likewise.
22171 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
22173         * doc/extend.texi: Fix some spelling mistakes and typos.
22174         * doc/invoke.texi: Likewise.
22176 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
22178         PR ipa/79224
22179         * params.def (inline-min-speedup) Change from 10 to 8.
22181 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
22183         * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
22184         4.5.
22186 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
22188         PR ipa/79224
22189         * ipa-inline-analysis.c (get_minimal_bb): New function.
22190         (record_modified): Use it.
22191         (remap_edge_change_prob): Handle also ancestor functions.
22193 2017-02-11  Gerald Pfeifer  <gerald@pfeifer.com>
22195         * doc/contrib.texi (Contributors): Remove broken link into
22196         the Mauve CVS repository.
22198 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
22200         PR middle-end/79454
22201         * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
22202         result computation whenever lhs doesn't have vector mode, not
22203         just when it has BLKmode.
22205 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
22207         * doc/makefile.texi (profiledbootstrap): Refer to the
22208         installation instructions only in textual form.
22210 2017-02-10  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
22212         PR target/79295
22213         * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
22215 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
22217         * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
22218         (Specific): Update mingw-w64 reference.
22219         (Binaries): Ditto.
22220         (Specific): Remove broken link to Renesas RX processor.
22222 2017-02-10  Richard Biener  <rguenther@suse.de>
22224         * toplev.c (process_options): Do not mention obsolete graphite
22225         options when printing sorry message about missing graphite support.
22226         Mention -floop-nest-optimize.
22228 2017-02-10  Christophe Lyon  <christophe.lyon@linaro.org>
22230         * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
22231         (vtst_p16): Likewise.
22232         (vtstq_p8): Likewise.
22233         (vtstq_p16): Likewise.
22234         (vtst_p64): New.
22235         (vtstq_p64): Likewise.
22236         * config/arm/arm_neon.h (vgetq_lane_p64): New.
22237         (vset_lane_p64): New.
22238         (vsetq_lane_p64): New.
22240 2017-02-10  Jakub Jelinek  <jakub@redhat.com>
22242         PR tree-optimization/79411
22243         * tree-ssa-reassoc.c (is_reassociable_op): Return false if
22244         stmt operands are SSA_NAMEs used in abnormal phis.
22245         (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
22246         phis.
22248 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
22250         PR ipa/70795
22251         * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
22252         flag if needed.
22254 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
22256         * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
22258 2017-02-09  Jakub Jelinek  <jakub@redhat.com>
22260         * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
22261         to avoid warning.
22263         PR c/79413
22264         * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
22265         not arbitrary TREE_CONSTANT.
22267         PR c/79431
22268         * gimplify.c (gimplify_adjust_omp_clauses): Ignore
22269         "omp declare target link" attribute unless is_global_var.
22270         * omp-offload.c (find_link_var_op): Likewise.
22272 2017-02-09  Nathan Sidwell  <nathan@codesourcery.com>
22273             Chung-Lin Tang  <cltang@codesourcery.com>
22275         * gimplify.c (gimplify_scan_omp_clauses): No special handling for
22276         OMP_CLAUSE_TILE.
22277         (gimplify_adjust_omp_clauses): Don't delete TILE.
22278         (gimplify_omp_for): Deal with TILE.
22279         * internal-fn.c (expand_GOACC_TILE): New function.
22280         * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
22281         (GOACC_TILE): New.
22282         * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
22283         (expand_oacc_collapse_init): Add LOC paramter.  Initialize tile
22284         element fields.
22285         (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
22286         avoid DIV for outermost collapse var.
22287         (expand_oacc_for): Insert tile element loop as needed.  Adjust.
22288         Remove out of date comments, fix whitespace.
22289         * omp-general.c (omp_extract_for_data): Deal with tiling.
22290         * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
22291         adjust OLF_DIM_BASE value.
22292         (struct omp_for_data): Add tiling field.
22293         * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
22294         (lower_oacc_head_mark): Add OLF_TILE as appropriate.  Ensure 2 levels
22295         for auto loops.  Remove default auto determining, moved to
22296         oacc_loop_fixed_partitions.
22297         * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
22298         stmts, add e_mask field.
22299         (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
22300         (oacc_thread_numbers): Use oacc_dim_call.
22301         (oacc_xform_tile): New.
22302         (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
22303         (finish_oacc_loop): Adjust for ifns vector.
22304         (oacc_loop_discover_walk): Append loop abstraction sites to list,
22305         add case for GOACC_TILE fns.
22306         (oacc_loop_xform_loop): Delete.
22307         (oacc_loop_process): Iterate over call list directly, and add
22308         handling for GOACC_TILE fns.
22309         (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
22310         dump partitioning.
22311         (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
22312         vector partitioning to outer loops.  Assign 2 partitions to loops
22313         when available. Add TILE handling.
22314         (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
22315         (execite_oacc_device_lower): Process GOACC_TILE fns,
22316         ignore unknown specs.
22317         * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
22318         * tree.c (omp_clause_num_ops): Adjust TILE ops.
22319         * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
22321 2017-02-09  Gerald Pfeifer  <gerald@pfeifer.com>
22323         * configure.ac (ACX_BUGURL): Update.
22324         * configure: Regenerate.
22326 2017-02-09  Richard Biener  <rguenther@suse.de>
22328         PR tree-optimization/69823
22329         * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
22330         Properly enumerate all BBs in the region.  Use auto_vec/auto_bitmap.
22332 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
22334         * config/arc/arc-c.def: Add __NPS400__ definition.
22335         * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
22336         (TARGET_NPS400): Define.
22338 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
22340         * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
22341         file.
22342         (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
22343         pointer, arch_info.
22344         (arc_cpu_types): Fill the arch_info field with a pointer into the
22345         arc_arch_types table.
22346         (arc_selected_cpu): Declare.
22347         * config/arc/arc.c (arc_selected_cpu): Make global.
22348         (arc_selected_arch): Delete.
22349         (arc_base_cpu): Delete.
22350         (arc_override_options): Remove references to deleted variables,
22351         update access to arch information.
22352         (ARC_OPT): Update access to arch information.
22353         (ARC_OPTX): Likewise.
22354         * config/arc/arc.h (arc_base_cpu): Remove declaration.
22355         (TARGET_ARC600): Update access to arch information.
22356         (TARGET_ARC601): Likewise.
22357         (TARGET_ARC700): Likewise.
22358         (TARGET_EM): Likewise.
22359         (TARGET_HS): Likewise.
22360         * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
22361         information.
22363 2017-02-08  Pat Haugen  <pthaugen@us.ibm.com>
22365         PR target/78604
22366         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
22367         condition/operands for integer GE/LE/GEU/LEU operations.
22369 2017-02-08  Segher Boessenkool  <segher@kernel.crashing.org>
22371         PR translation/79397
22372         * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
22373         of AltiVec.
22375 2017-02-08  Martin Jambor  <mjambor@suse.cz>
22377         PR ipa/79375
22378         * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
22379         whether allocation happened.
22380         (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
22381         nothing was allocated.
22383 2017-02-08  Jakub Jelinek  <jakub@redhat.com>
22385         PR tree-optimization/79408
22386         * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
22387         constant, but SSA_NAME with a known integer range, use the minimum
22388         of that range instead of op1 to determine if modulo can be replaced
22389         with its first operand.
22391 2016-02-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
22393         * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
22395 2017-02-08  Richard Biener  <rguenther@suse.de>
22397         PR tree-optimization/71824
22398         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
22399         Check all loops contained in the merged region.
22401 2017-02-07  Andrew Pinski  <apinski@cavium.com>
22403         * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
22405 2017-02-07  Andrew Pinski  <apinski@cavium.com>
22407         * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
22408         (thunderxt88): Likewise.
22409         (thunderxt81): Disable LSE and change v8.1 to v8.
22410         (thunderxt83): Likewise.
22412 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
22413             Richard Biener  <rguenther@suse.de>
22415         PR middle-end/79399
22416         * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
22417         type from int to size_t.
22418         * ira-costs.c (struct_costs_size): Change type from int to size_t.
22420 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
22422         PR rtl-optimization/79386
22423         * cprop.c (bypass_conditional_jumps): Initialize
22424         bypass_last_basic_block already before splitting bbs after
22425         unconditional traps...
22426         (bypass_conditional_jumps): ... rather than here.
22428         PR target/79299
22429         * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
22430         (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
22431         *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
22432         fix -masm=intel patterns.
22434 2017-02-07  Richard Biener  <rguenther@suse.de>
22436         PR tree-optimization/79256
22437         PR middle-end/79278
22438         * builtins.c (get_object_alignment_2): Use min_align_of_type
22439         to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
22440         and ADJUST_FIELD_ALIGN.
22442         * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
22443         type parameter.
22444         * doc/tm.texi: Regenerate.
22445         * stor-layout.c (layout_decl): Adjust.
22446         (update_alignment_for_field): Likewise.
22447         (place_field): Likewise.
22448         (min_align_of_type): Likewise.
22449         * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
22450         * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
22451         * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
22452         * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
22453         * config/frv/frv.c (frv_adjust_field_align): Likewise.
22454         * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
22455         * config/i386/i386.c (x86_field_alignment): Likewise.
22456         * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
22457         * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
22458         * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
22459         * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
22460         * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
22461         * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
22462          Likewise.
22464         Revert
22465         2017-01-30  Richard Biener  <rguenther@suse.de>
22467         PR tree-optimization/79256
22468         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
22469         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
22470         alignment on TYPE.
22472 2017-02-07  Toma Tabacu  <toma.tabacu@imgtec.com>
22474         * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
22475         argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
22476         builtins to SImode and emit a zero-extend, if necessary.
22478 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
22480         * docs/invoke.texi (RISC-V Options): Alphabetize.
22482 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
22484         * doc/invoke.texi (RISC-V Options): Use two spaces to separate
22485         options.
22487 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
22489         * config/riscv/riscv.c: New file.
22490         * common/config/riscv/riscv-common.c: Likewise.
22491         * config.gcc: Likewise.
22492         * config/riscv/constraints.md: Likewise.
22493         * config/riscv/elf.h: Likewise.
22494         * config/riscv/generic.md: Likewise.
22495         * config/riscv/linux.h: Likewise.
22496         * config/riscv/multilib-generator: Likewise.
22497         * config/riscv/peephole.md: Likewise.
22498         * config/riscv/pic.md: Likewise.
22499         * config/riscv/predicates.md: Likewise.
22500         * config/riscv/riscv-builtins.c: Likewise.
22501         * config/riscv/riscv-c.c: Likewise.
22502         * config/riscv/riscv-ftypes.def: Likewise.
22503         * config/riscv/riscv-modes.def: Likewise.
22504         * config/riscv/riscv-opts.h: Likewise.
22505         * config/riscv/riscv-protos.h: Likewise.
22506         * config/riscv/riscv.h: Likewise.
22507         * config/riscv/riscv.md: Likewise.
22508         * config/riscv/riscv.opt: Likewise.
22509         * config/riscv/sync.md: Likewise.
22510         * config/riscv/t-elf-multilib: Likewise.
22511         * config/riscv/t-linux: Likewise.
22512         * config/riscv/t-linux-multilib: Likewise.
22513         * config/riscv/t-riscv: Likewise.
22514         * configure.ac: Likewise.
22515         * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
22516         Waterman as RISC-V maintainers.
22517         * doc/install.texi: Add RISC-V entries.
22518         * doc/invoke.texi: Add RISC-V options section.
22519         * doc/md.texi: Add RISC-V constraints section.
22520         * configure: Regenerated.
22522 2017-02-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
22524         PR target/66144
22525         * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
22526         false values to be constant vectors with all 0 or all 1 bits set.
22527         (vcondu<mode><mode>): Likewise.
22528         * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
22529         predicate.
22530         (fpmask_comparison_operator): Update comment.
22531         (vecint_comparison_operator): New predicate.
22532         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
22533         vector conditionals when the true and false values are constant
22534         vectors with all 0 bits or all 1 bits set.
22536 2017-02-06  Martin Sebor  <msebor@redhat.com>
22538         PR  tree-optimization/79376
22539         * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
22541 2017-02-06  Uros Bizjak  <ubizjak@gmail.com>
22543         * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
22544         explicit subreg RTX with operand 1.  Use VECTOR_MODE_P predicate
22545         to simplify split condition.
22547 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
22549         * omp-expand.c (oxpand_omp_atomic_fetch_op,
22550         expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
22551         false.
22553 2017-02-06  Segher Boessenkool  <segher@kernel.crashing.org>
22555         PR rtl-optimization/68664
22556         * target.def (can_speculate_insn): New hook.
22557         * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
22558         * doc/tm.texi: Regenerate.
22559         * sched-rgn.c (can_schedule_ready_p): Use the new hook.
22560         * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
22561         (rs6000_sched_can_speculate_insn): New function.
22563 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
22565         PR tree-optimization/79284
22566         * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
22567         * tree-vect-stmts.c (vect_get_vec_def_for_operand,
22568         vectorizable_mask_load_store, vectorizable_operation,
22569         vect_is_simple_cond, get_same_sized_vectype): Use it instead
22570         of comparing TREE_CODE of a type against BOOLEAN_TYPE.
22571         * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
22572         vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
22573         * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
22574         * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
22575         Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
22576         is_gimple_assign (stmt).  Replace another such test with
22577         is_gimple_assign (stmt).
22579 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
22581         PR target/78883
22582         * config/avr/avr.c (rtl-iter.h): Include it.
22583         (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
22584         (avr_legitimate_combined_insn): ...and implementation.
22586 2017-02-06  Dominik Vogt  <vogt@linux.vnet.ibm.com>
22588         * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
22589         * config/s390/s390.c (s390_const_operand_ok)
22590         (s390_canonicalize_comparison, s390_extract_part)
22591         (s390_single_part, s390_contiguous_bitmask_nowrap_p)
22592         (s390_contiguous_bitmask_p, s390_rtx_costs)
22593         (legitimize_pic_address): Likewise.
22594         * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
22595         * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
22596         ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
22597         ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
22598         * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
22600 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
22602         * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
22603         REGNO($0) == REGNO($1).
22605 2017-02-06  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
22607         * config/s390/linux.h(SIZE_TYPE): Add comment.
22609 2017-02-06  Julian Brown  <julian@codesourcery.com>
22610             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
22611             Virendra Pathak  <virendra.pathak@broadcom.com>
22613         * config/aarch64/aarch64-cores.def: Change the scheduler
22614         to Thunderx2t99.
22615         * config/aarch64/aarch64.md: Include thunderx2t99.md.
22616         * config/aarch64/thunderx2t99.md: New file.
22618 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
22620         * doc/standards.texi (Go Language): Update link to language
22621         standard.
22623 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
22625         * tree-eh.c (lower_resx): Sanitize profile.
22626         (cleanup_empty_eh_move_lp): Likewise.
22628 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
22630         PR tree-ssa/79347
22631         * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
22632         ELSE_PROB.
22633         * cfgloopmanip.h (loop_version): Update prototype.
22634         * modulo-sched.c (sms_schedule): Update call of loop_version.
22635         * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
22636         * tree-parloops.c (gen_parallel_loop): Likewise.
22637         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
22638         * tree-ssa-loop-split.c (split_loop): Likewise.
22639         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
22640         * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
22642 2017-02-05  Martin Liska  <mliska@suse.cz>
22644         PR bootstrap/78985
22645         * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
22646         variable to NULL.
22647         (print_operand_address): Initialize a struct to zero.
22649 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
22651         * doc/contrib.texi (Contributors): Refer to Hans Boehm's
22652         garbage collector only in textual form.
22654 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
22656         * doc/extend.texi (x86 specific memory model extensions for
22657         transactional memory): Simplify a phrase.
22659 2017-02-05  Eric Botcazou  <ebotcazou@adacore.com>
22661         PR target/79353
22662         * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
22663         'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
22664         (atomic_storedi_1): Likewise.
22666 2017-02-04  Jakub Jelinek  <jakub@redhat.com>
22668         PR tree-optimization/79338
22669         * tree-parloops.c (gather_scalar_reductions): Don't call
22670         vect_analyze_loop_form for loop->inner before destroying loop's
22671         loop_vinfo.
22673 2017-02-03  Martin Sebor  <msebor@redhat.com>
22675         PR tree-optimization/79327
22676         * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
22677         when precision has resulted in leading zeros.
22678         (format_integer): Adjust the likely counter to assume an unknown
22679         argument that may be zero is non-zero.
22681 2017-02-03  Jason Merrill  <jason@redhat.com>
22683         PR c++/78689
22684         * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
22685         avoid copying non-taken branch.
22687 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
22689         PR tree-optimization/79340
22690         * tree-vect-loop.c (vectorizable_reduction): Release
22691         vec_defs elements after safe_splicing them into other vectors.
22692         Formatting fixes.
22694         PR tree-optimization/79327
22695         * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
22696         true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
22697         dirtype.
22698         (format_integer): Use wide_int_to_tree instead of build_int_cst
22699         + to_?hwi.  If argmin is NULL, just set argmin and argmax to
22700         TYPE_{MIN,MAX}_VALUE of argtype.  Simplify and fix computation
22701         of shortest and longest sequence.
22703 2017-02-03  Uros Bizjak  <ubizjak@gmail.com>
22705         * config/i386/i386.c (dimode_scalar_chain::convert_reg):
22706         Use pextrd for TARGET_SSE4_1 when creating scalar copy.
22708 2017-02-03  Walter Lee  <walt@tilera.com>
22710         PR target/78862
22711         * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
22712         after initial stackframe link reg save.
22713         * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
22715 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
22717         PR target/79354
22718         * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
22719         wu for stxssp alternative.
22721 2017-02-03  Martin Sebor  <msebor@redhat.com>
22723         PR tree-optimization/79352
22724         * gimple-fold.c (get_range_strlen): Add argument.
22725         (get_range_strlen): Change return type to bool.
22726         (get_maxval_strlen): Pass in a dummy argument.
22727         * gimple-fold.h (get_range_strlen): Change return type to bool.
22728         * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
22729         * tree.h (array_at_struct_end_p): Add argument.
22730         * tree.c (array_at_struct_end_p): Handle it.
22732 2017-02-03  Martin Liska  <mliska@suse.cz>
22734         PR lto/66295
22735         * multiple_target.c (create_dispatcher_calls): Redirect edge
22736         from a caller of a dispatcher.
22737         (expand_target_clones): Make the clones local.
22738         (ipa_target_clone): Do both target clones and resolvers.
22739         (ipa_dispatcher_calls): Remove the pass.
22740         (pass_dispatcher_calls::gate): Likewise.
22741         (make_pass_dispatcher_calls): Likewise.
22742         * passes.def (pass_target_clone): Put as very first IPA early
22743         pass.
22745 2017-02-03  Martin Liska  <mliska@suse.cz>
22747         * symtab.c (symtab_node::binds_to_current_def_p): Bail out
22748         in case of a function with ifunc attribute.
22750 2017-02-03  Martin Liska  <mliska@suse.cz>
22752         * cgraph.c (cgraph_node::dump): Dump function version info.
22753         * symtab.c (symtab_node::dump_base): Add missing new line.
22755 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
22757         * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
22758         (ifcombine_ifandif): Use it.
22760 2017-02-03  Martin Liska  <mliska@suse.cz>
22762         * doc/invoke.texi: Document default value for
22763         use-after-scope-direct-emission-threshold.
22765 2017-02-03  Martin Liska  <mliska@suse.cz>
22767         PR tree-optimization/79339
22768         * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
22769         (format_floating): Likewise.
22771 2017-02-03  Martin Liska  <mliska@suse.cz>
22773         PR ipa/79337
22774         * ipa-prop.c (ipa_node_params_t::insert): Remove current
22775         implementation.
22776         (ipa_node_params_t::remove): Likewise.
22777         * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
22778         initialization from removed ipa_node_params_t::insert.
22779         (ipa_node_params::~ipa_node_params): Move from removed
22780         ipa_node_params_t::release.
22781         * symbol-summary.h (symbol_summary::m_released): New member.
22782         Do not release a summary twice.  Do not allow to call finalizer
22783         for types of a summary that live in GGC memory.
22785 2017-02-02  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
22787         * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
22788         cmp_branch fusion.
22790 2017-02-02  Martin Sebor  <msebor@redhat.com>
22792         PR middle-end/79275
22793         * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
22794         (format_string): Tighten up the range of output for non-constant
22795         strings and correct the expected range for wide non-constant strings.
22797 2017-02-02  Martin Sebor  <msebor@redhat.com>
22799         * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
22801         PR middle-end/32003
22802         * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
22803         index.
22804         (-fdump-tree-@var): Add to index and document how to come up
22805         with pass-specific option and dump file names.
22806         (-fdump-passes): Clarify where to look for output.
22808 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
22810         PR middle-end/77445
22811         * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
22812         statistics of the analyzed path; allow threading for speed when
22813         any of BBs along the path are optimized for speed.
22815 2017-02-02  Eric Botcazou  <ebotcazou@adacore.com>
22817         PR middle-end/78468
22818         * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
22819         settings of the virtual registers.
22821         Revert again
22822         2016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
22824         * explow.c (get_dynamic_stack_size): Take known alignment of stack
22825         pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
22826         needed.
22828 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
22830         * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
22831         ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
22833 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
22835         * config/s390/s390.md: Add missing comments with the expanded
22836         mnemonics.
22837         * config/s390/vector.md: Likewise.
22838         * config/s390/vx-builtins.md: Likewise.
22840 2017-02-02  Jakub Jelinek  <jakub@redhat.com>
22842         PR target/79197
22843         * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
22844         (fixuns_trunc<mode>di2): ... this, remove previous expander.  Put all
22845         conditions on a single line.
22847 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
22849         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
22850         __S390_VX__ to __VX__.
22852 2017-02-01  Andrew Pinski  <apinski@cavium.com>
22854         * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
22855         stmt_info to record_stmt_cost.
22856         (vect_get_known_peeling_cost): Pass stmt_info if known to
22857         record_stmt_cost.
22858         * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
22859         cpu_vector_cost field into
22860         scalar_int_stmt_cost and scalar_fp_stmt_cost.  Split vec_stmt_cost
22861         field into vec_int_stmt_cost and vec_fp_stmt_cost.
22862         * config/aarch64/aarch64.c (generic_vector_cost): Update for the
22863         splitting of scalar_stmt_cost and vec_stmt_cost.
22864         (thunderx_vector_cost): Likewise.
22865         (cortexa57_vector_cost): LIkewise.
22866         (exynosm1_vector_cost): Likewise.
22867         (xgene1_vector_cost): Likewise.
22868         (thunderx2t99_vector_cost): Improve after the splitting of the two
22869         fields.
22870         (aarch64_builtin_vectorization_cost): Update for the splitting of
22871         scalar_stmt_cost and vec_stmt_cost.
22873 2017-02-01  Torvald Riegel  <triegel@redhat.com>
22874             Richard Henderson  <rth@redhat.com>
22876         * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
22877         conditional on existance of a fast atomic load.
22878         * optabs-query.c (can_atomic_load_p): New function.
22879         * optabs-query.h (can_atomic_load_p): Declare it.
22880         * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
22881         no fast atomic load is available for the particular size of access.
22882         (expand_atomic_compare_and_swap): Likewise.
22883         (expand_atomic_load): Likewise.
22884         (expand_atomic_store): Likewise.
22885         (expand_atomic_fetch_op): Likewise.
22886         * testsuite/lib/target-supports.exp
22887         (check_effective_target_sync_int_128): Remove x86 because it provides
22888         no fast atomic load.
22889         (check_effective_target_sync_int_128_runtime): Likewise.
22891 2017-02-01  Richard Biener  <rguenther@suse.de>
22893         * graphite.c: Include tree-vectorizer.h for find_loop_location.
22894         (graphite_transform_loops): Provide opt-info for optimized nests.
22895         * tree-parloop.c (parallelize_loops): Provide opt-info for
22896         parallelized loops.
22898 2017-02-01  Richard Biener  <rguenther@suse.de>
22900         PR middle-end/79315
22901         * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
22902         was not set before.
22904 2017-02-01  Richard Biener  <rguenther@suse.de>
22906         PR tree-optimization/71824
22907         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
22908         Verify the loops are valid in the merged SESE region.
22909         (scop_detection::can_represent_loop_1): Check analyzing the
22910         evolution of the number of iterations in the region succeeds.
22912 2017-01-31  Ian Lance Taylor  <iant@golang.org>
22914         * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
22915         REG_ARGS_SIZE note to 32-bit push insns and call insn.
22917 2017-01-31  David Malcolm  <dmalcolm@redhat.com>
22919         PR preprocessor/79210
22920         * input.c (get_substring_ranges_for_loc): Replace line_width
22921         assertion with error-handling.
22923 2017-01-31  Richard Biener  <rguenther@suse.de>
22925         PR tree-optimization/77318
22926         * graphite-sese-to-poly.c (extract_affine): Fix assert.
22927         (create_pw_aff_from_tree): Take loop parameter.
22928         (add_condition_to_pbb): Pass loop of the condition to
22929         create_pw_aff_from_tree.
22931 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
22933         * config/s390/s390.c (s390_asan_shadow_offset): New function.
22934         (TARGET_ASAN_SHADOW_OFFSET): Redefine.
22936 2017-01-31  Michael Meissner  <meissner@linux.vnet.ibm.com>
22938         PR target/78597
22939         PR target/79038
22940         * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
22941         no longer used.
22942         (convert_int_to_float128): Likewise.
22943         * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
22944         (convert_int_to_float128): Likewise.
22945         * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
22946         (UNSPEC_IEEE128_CONVERT): Likewise.
22947         (floatsi<mode>2, FLOAT128 iterator): Bypass calling
22948         rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
22949         Use local variables for IBM extended format.
22950         (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
22951         (fix_trunc<mode>si2_fprs): Likewise.
22952         (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
22953         (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
22954         (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
22955         to know that we can now have integers of all sizes in vector
22956         registers.
22957         (fix<uns>_<mode>di2_hw): Likewise.
22958         (float<uns>_<mode>si2_hw): Likewise.
22959         (fix_<mode>si2_hw): Likewise.
22960         (fixuns_<mode>si2_hw): Likewise.
22961         (float<uns>_<mode>di2_hw): Likewise.
22962         (float_<mode>di2_hw): Likewise.
22963         (float_<mode>si2_hw): Likewise.
22964         (floatuns_<mode>di2_hw): Likewise.
22965         (floatuns_<mode>si2_hw): Likewise.
22966         (xscvqp<su>wz_<mode>): Delete, no longer used.
22967         (xscvqp<su>dz_<mode>): Likewise.
22968         (xscv<su>dqp_<mode>): Likewise.
22969         (ieee128_mfvsrd_64bit): Likewise.
22970         (ieee128_mfvsrd_32bit): Likewise.
22971         (ieee128_mfvsrwz): Likewise.
22972         (ieee128_mtvsrw): Likewise.
22973         (ieee128_mtvsrd_64bit): Likewise.
22974         (ieee128_mtvsrd_32bit): Likewise.
22976 2017-01-31  Martin Liska  <mliska@suse.cz>
22978         PR ipa/79285
22979         * ipa-prop.c (ipa_free_all_node_params): Call release method
22980         instead of ~sumbol_summary to not to trigger double times
22981         dtor of hash_map.
22983 2017-01-31  Aldy Hernandez  <aldyh@redhat.com>
22985         PR tree-optimization/71691
22986         * bitmap.h (class auto_bitmap): New.
22987         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
22988         is_maybe_undefined instead of ssa_undefined_value_p.
22990 2017-01-31  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
22992         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
22993         __S390_ARCH_LEVEL__ to __ARCH__.
22995 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
22997         PR tree-optimization/79267
22998         * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
22999         if should_remove_lhs_p is true.
23001 2017-01-30  Alexandre Oliva <aoliva@redhat.com>
23003         PR debug/63238
23004         * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
23005         (add_alignment_attribute): New.
23006         (base_type_die): Add alignment attribute.
23007         (subrange_type_die): Likewise.
23008         (modified_type_die): Likewise.
23009         (gen_array_type_die): Likewise.
23010         (gen_descr_array_type_die: Likewise.
23011         (gen_enumeration_type_die): Likewise.
23012         (gen_subprogram_die): Likewise.
23013         (gen_variable_die): Likewise.
23014         (gen_field_die): Likewise.
23015         (gen_ptr_to_mbr_type_die): Likewise.
23016         (gen_struct_or_union_type_die): Likewise.
23017         (gen_subroutine_type_die): Likewise.
23018         (gen_typedef_die): Likewise.
23019         (base_type_cmp): Compare alignment attribute.
23021 2017-01-30  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
23023         PR target/79170
23024         * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
23025         (setb_unsigned) New pattern for setb with CCUNS.
23026         * config/rs6000/rs6000.c (expand_block_compare): Use a different
23027         subfc./subfe sequence to avoid overflow problems.  Generate a
23028         shorter sequence with cmpld/setb for power9.
23029         * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
23030         for generating subfc. instruction.
23031         (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
23032         now uses this instruction.
23034 2017-01-30  Ian Lance Taylor  <iant@google.com>
23036         PR debug/79289
23037         * dwarf2out.c (gen_type_die_with_usage): When picking a variant
23038         for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
23040 2017-01-30  Martin Sebor  <msebor@redhat.com>
23042         * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
23043         Move constant to the right of a relational operator.
23044         (get_mpfr_format_length, format_character, format_string): Ditto.
23045         (should_warn_p, maybe_warn): Same.
23047         * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
23049 2017-01-30  Maxim Ostapenko  <m.ostapenko@samsung.com>
23051         PR lto/79061
23052         * asan.c (get_translation_unit_decl): Remove function.
23053         (asan_add_global): Force has_dynamic_init to zero in LTO mode.
23055 2017-01-30  Martin Liska  <mliska@suse.cz>
23057         PR gcov-profile/79259
23058         * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
23059         -fprofile-generate.
23061 2017-01-30  Martin Liska  <mliska@suse.cz>
23063         PR bootstrap/78985
23064         * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
23065         Initialize variables with NULL value.
23067 2017-01-30  Richard Earnshaw  <rearnsh@arm.com>
23069         PR target/79260
23070         * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
23071         tm_p_file.
23072         * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
23074 2017-01-30  Richard Biener  <rguenther@suse.de>
23076         PR tree-optimization/79276
23077         * tree-vrp.c (process_assert_insertions): Properly adjust common
23078         when removing a duplicate.
23080         * gcc.dg/torture/pr79276.c: New testcase.
23082 2017-01-30  Richard Biener  <rguenther@suse.de>
23084         PR tree-optimization/79256
23085         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
23086         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
23087         alignment on TYPE.
23088         * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
23090 2017-01-30  Dominik Vogt  <vogt@linux.vnet.ibm.com>
23092         PR target/79240
23093         * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
23094         ("*r<noxa>sbg_<mode>_sll_bitmask")
23095         ("*extzv_<mode>_srl<clobbercc_or_nocc>")
23096         ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
23097         Use contiguous_bitmask_nowrap_operand.
23099 2017-01-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
23101         PR target/79268
23102         * config/rs6000/altivec.h (vec_xl): Revise #define.
23103         (vec_xst): Likewise.
23105 2017-01-27  Uros Bizjak  <ubizjak@gmail.com>
23107         * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
23109 2017-01-27  Bernd Schmidt  <bschmidt@redhat.com>
23111         PR rtl-optimization/79194
23112         * cprop.c (one_cprop_pass): Move deletion of code after unconditional
23113         traps before call to bypass_conditional_jumps.
23115 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
23117         PR tree-optimization/71374
23118         * lra-constraints.c (check_conflict_input_operands): New.
23119         (match_reload): Use it.
23121 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
23123         PR target/79131
23124         * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
23125         account to calculate conflict_set.
23127 2017-01-27  Bin Cheng  <bin.cheng@arm.com>
23129         PR rtl-optimization/78559
23130         * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
23131         other_insn in combine.
23133 2017-01-27  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>
23135         * builtin-types.def: Use unsigned_char_type_node for BT_UINT8.  Use
23136         uint16_type_node for BT_UINT16.
23138 2017-01-27  David Malcolm  <dmalcolm@redhat.com>
23140         * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
23141         "RTL Tests" to menu.
23142         (GIMPLE Tests): New node.
23143         (RTL Tests): New node.
23145 2017-01-27  Richard Biener  <rguenther@suse.de>
23147         PR tree-optimization/79245
23148         * tree-loop-distribution.c (distribute_loop): Apply cost
23149         modeling also to detected patterns.
23151 2017-01-27  Richard Biener  <rguenther@suse.de>
23153         PR tree-optimization/71433
23154         * tree-vrp.c (register_new_assert_for): Revert earlier changes.
23155         (compare_assert_loc): New function.
23156         (process_assert_insertions): Sort and optimize assert locations
23157         to remove duplicates and push down identical assertions on
23158         edges to their destination block.
23160 2017-01-27  Richard Biener  <rguenther@suse.de>
23162         PR tree-optimization/79244
23163         * tree-vrp.c (remove_range_assertions): Forcefully propagate
23164         out SSA names even if abnormal.
23166 2017-01-27  Jakub Jelinek  <jakub@redhat.com>
23168         * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
23169         * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
23170         instead of MPFR_RNDN.
23172 2017-01-27  Richard Earnshaw  <rearnsha@arm.com>
23174         PR target/79239
23175         * arm.c (arm_option_override): Don't call build_target_option_node
23176         until after doing all option overrides.
23177         (arm_valid_target_attribute_tree): Likewise.
23179 2017-01-27  Martin Liska  <mliska@suse.cz>
23181         * doc/invoke.texi (-fprofile-arcs): Document profiling support
23182         for {cd}tors and C++ {cd}tors.
23184 2017-01-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>
23186         * config/s390/s390.md ("*setmem_long_and")
23187         ("*setmem_long_and_31z"): Use zero_extend instead of and.
23189 2017-01-26  Martin Sebor  <msebor@redhat.com>
23191         * gimple-ssa-sprintf.c (format_floating): Simplify the computation
23192         of precision.
23194 2017-01-26  Martin Sebor  <msebor@redhat.com>
23196         * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
23197         HAVE_DFmode before using XFmode or DFmode.
23198         (parse_directive): Avoid using the z length modifier to avoid
23199         the ISO C++98 does not support the â€˜z’ gnu_printf length modifier.
23201         PR middle-end/78703
23202         * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
23203         to accept adjustment as an array.
23204         (get_int_range): New function.
23205         (struct directive): Make width and prec arrays.
23206         (directive::set_width, directive::set_precision): Call get_int_range.
23207         (format_integer, format_floating): Handle width and precision ranges.
23208         (format_string, parse_directive): Same.
23210 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
23212         PR debug/79129
23213         * dwarf2out.c (generate_skeleton_bottom_up): For children with
23214         comdat_type_p set, just clone them, but keep the children in the
23215         original DIE.
23217         PR debug/78835
23218         * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
23219         which have direct callers with -fvar-tracking-assignments enabled
23220         in the current TU.
23221         (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
23222         inside of type units.
23224 2017-01-26  Martin Sebor  <msebor@redhat.com>
23226         PR middle-end/78703
23227         * gimple-ssa-sprintf.c (struct result_range): Add likely and
23228         unlikely counters.
23229         (struct format_result): Replace number_chars, number_chars_min,
23230         and number_chars_max with a single member of struct result_range.
23231         Remove bounded.
23232         (format_result::operator+=): Adjust.
23233         (struct fmtresult): Remove bounded.  Handle likely and unlikely
23234         counters.
23235         (fmtresult::adjust_for_width_or_precision): New function.
23236         (fmtresult:type_max_digits): New function.
23237         (bytes_remaining): Handle likely and unlikely counters.
23238         (min_bytes_remaining): Remove.
23239         (format_percent): Simplify.
23240         (format_integer, format_floating): Set likely and unlikely counters.
23241         (get_string_length, format_character, format_string): Same.
23242         (format_plain, should_warn_p): New function.
23243         (maybe_warn): Call should_warn_p.  Update diagnostic messages
23244         and handle those for all directives, including plain strings.
23245         (format_directive): Handle likely and unlikely counters.
23246         Remove unnecessary quoting from diagnostics.  Add an informational
23247         note.
23248         (add_bytes): Remove.
23249         (pass_sprintf_length::compute_format_length): Simplify.
23250         (try_substitute_return_value): Handle likely and unlikely counters.
23252 2017-01-26  Carl Love  <cel@us.ibm.com>
23254         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
23255         bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
23257 2017-01-26  Vladimir Makarov  <vmakarov@redhat.com>
23259         PR target/79131
23260         * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
23261         endianess for subregs into account.
23262         * lra-constraints.c (lra_constraints): Do risky transformations
23263         always on the first iteration.
23264         * lra-lives.c (check_pseudos_live_through_calls): Add arg
23265         last_call_used_reg_set.
23266         (process_bb_lives): Define and use last_call_used_reg_set.
23267         * lra.c (lra): Always continue after lra_constraints on the first
23268         iteration.
23270 2017-01-26  Kirill Yukhin  <kirill.yukhin@gmail.com>
23272         * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
23273         constant.
23274         * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
23276 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
23278         * config/i386/avx512fintrin.h (_ktest_mask16_u8,
23279         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
23280         * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
23281         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
23282         * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
23283         __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
23284         OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
23285         * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
23286         (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
23288 2017-01-26  Marek Polacek  <polacek@redhat.com>
23290         PR c/79199
23291         * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
23292         for the third operand.
23294 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
23296         PR middle-end/79236
23297         * omp-low.c (struct omp_context): Add simt_stmt field.
23298         (scan_omp_for): Return omp_context *.
23299         (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
23300         context to the _simt_ SIMD stmt.
23301         (lower_omp_for): For combined SIMD with sibling _simt_
23302         SIMD, make sure to use the same decls in _looptemp_
23303         clauses as in the sibling.
23305 2017-01-26  David Sherwood  <david.sherwood@arm.com>
23307         PR middle-end/79212
23308         * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
23309         all contexts.
23311 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
23313         PR target/70465
23314         * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
23315         emit fld b; fld a; if possible.
23317         * brig-builtins.def: Update copyright years.
23318         * config/arm/arm_acle_builtins.def: Update copyright years.
23320 2017-01-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
23322         PR target/79179
23323         * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
23324         constraint instead of o for the stxsd instruction.
23326 2017-01-25  Carl Love  <cel@us.ibm.com>
23328         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
23329         of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
23331 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
23333         * doc/invoke.texi (C++ Dialect Options): Fix typo.
23335 2017-01-25  Richard Biener  <rguenther@suse.de>
23337         PR tree-optimization/69264
23338         * target.def (vector_alignment_reachable): Improve documentation.
23339         * doc/tm.texi: Regenerate.
23340         * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
23341         and add a comment.
23342         * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
23343         earlier changes with respect to TYPE_USER_ALIGN.
23344         (vector_alignment_reachable_p): Likewise.  Improve dumping.
23346 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
23348         PR target/79145
23349         * config/arm/arm.md (xordi3): Force constant operand into a register
23350         for TARGET_IWMMXT.
23352 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
23354         * doc/invoke.texi (-fstore-merging): Correct default optimization
23355         levels at which it is enabled.
23356         (-O): Move -fstore-merging from list to...
23357         (-O2): ... Here.
23359 2017-01-25  Richard Biener  <rguenther@suse.de>
23361         PR debug/78363
23362         * omp-expand.c: Include debug.h.
23363         (expand_omp_taskreg): Make sure to generate early debug before
23364         outlining anything from a function.
23365         (expand_omp_target): Likewise.
23366         (grid_expand_target_grid_body): Likewise.
23368 2017-01-25  Maxim Ostapenko  <m.ostapenko@samsung.com>
23370         PR lto/79061
23371         * asan.c (get_translation_unit_decl): New function.
23372         (asan_add_global): Extract modules file name from globals
23373         TRANSLATION_UNIT_DECL name.
23375 2017-01-24  Eric Botcazou  <ebotcazou@adacore.com>
23377         PR target/77439
23378         * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
23379         for long calls with APCS frame and VFP.
23381 2017-01-24  David Malcolm  <dmalcolm@redhat.com>
23383         * cfg.c (original_copy_tables_initialized_p): New function.
23384         * cfg.h (original_copy_tables_initialized_p): New decl.
23385         * cfgrtl.c (relink_block_chain): Guard the call to
23386         free_original_copy_tables with a call to
23387         original_copy_tables_initialized_p.
23388         * cgraph.h (symtab_node::native_rtl_p): New decl.
23389         * cgraphunit.c (symtab_node::native_rtl_p): New function.
23390         (symtab_node::needed_p): Don't assert for early assembly output
23391         for __RTL functions.
23392         (cgraph_node::finalize_function): Set "force_output" for __RTL
23393         functions.
23394         (cgraph_node::analyze): Bail out early for __RTL functions.
23395         (analyze_functions): Update assertion to support __RTL functions.
23396         (cgraph_node::expand): Bail out early for __RTL functions.
23397         * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
23398         __RTL functions.
23399         * function.h (struct function): Update comment for field
23400         "pass_startwith".
23401         * gimple-expr.c: Include "tree-pass.h".
23402         (gimple_has_body_p): Return false for __RTL functions.
23403         * Makefile.in (OBJS): Add run-rtl-passes.o.
23404         * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
23405         accessor.
23406         (gcc::pass_manager::get_clean_slate): New accessor.
23407         * passes.c: Include "insn-addr.h".
23408         (should_skip_pass_p): Add logging.  Update logic for running
23409         "expand" to be compatible with both __GIMPLE and __RTL.  Guard
23410         property-provider override so it is only done for gimple passes.
23411         Don't skip dfinit.
23412         (skip_pass): New function.
23413         (execute_one_pass): Call skip_pass when skipping passes.
23414         * read-md.c (md_reader::read_char): Support filtering
23415         the input to a subset of line numbers.
23416         (md_reader::md_reader): Initialize fields
23417         m_first_line and m_last_line.
23418         (md_reader::read_file_fragment): New function.
23419         * read-md.h (md_reader::read_file_fragment): New decl.
23420         (md_reader::m_first_line): New field.
23421         (md_reader::m_last_line): New field.
23422         * read-rtl-function.c (function_reader::create_function): Only
23423         create cfun if it doesn't already exist.  Set PROP_rtl on cfun's
23424         curr_properties.  Set DECL_INITIAL to a dummy block.
23425         (read_rtl_function_body_from_file_range): New function.
23426         * read-rtl-function.h (read_rtl_function_body_from_file_range):
23427         New decl.
23428         * run-rtl-passes.c: New file.
23429         * run-rtl-passes.h: New file.
23431 2017-01-24  Jeff Law  <law@redhat.com>
23433         * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
23434         buffer size.
23436 2017-01-24  Bin Cheng  <bin.cheng@arm.com>
23438         PR tree-optimization/79159
23439         * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
23440         (record_nonwrapping_iv): Improve boundary using above function if no
23441         value range information.
23443 2017-01-24  Pekka Jääskeläinen  <pekka@parmance.com>
23444             Martin Jambor  <mjambor@suse.cz>
23446         * brig-builtins.def: New file.
23447         * builtins.def (DEF_HSAIL_BUILTIN): New macro.
23448         (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
23449         (DEF_HSAIL_SAT_BUILTIN): Likewise.
23450         (DEF_HSAIL_INTR_BUILTIN): Likewise.
23451         (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
23452         * builtin-types.def (BT_INT8): New.
23453         (BT_INT16): Likewise.
23454         (BT_UINT8): Likewise.
23455         (BT_UINT16): Likewise.
23456         (BT_FN_ULONG): Likewise.
23457         (BT_FN_UINT_INT): Likewise.
23458         (BT_FN_UINT_ULONG): Likewise.
23459         (BT_FN_UINT_LONG): Likewise.
23460         (BT_FN_UINT_PTR): Likewise.
23461         (BT_FN_ULONG_PTR): Likewise.
23462         (BT_FN_INT8_FLOAT): Likewise.
23463         (BT_FN_INT16_FLOAT): Likewise.
23464         (BT_FN_UINT32_FLOAT): Likewise.
23465         (BT_FN_UINT16_FLOAT): Likewise.
23466         (BT_FN_UINT8_FLOAT): Likewise.
23467         (BT_FN_UINT64_FLOAT): Likewise.
23468         (BT_FN_UINT16_UINT32): Likewise.
23469         (BT_FN_UINT32_UINT16): Likewise.
23470         (BT_FN_UINT16_UINT16_UINT16): Likewise.
23471         (BT_FN_INT_PTR_INT): Likewise.
23472         (BT_FN_UINT_PTR_UINT): Likewise.
23473         (BT_FN_LONG_PTR_LONG): Likewise.
23474         (BT_FN_ULONG_PTR_ULONG): Likewise.
23475         (BT_FN_VOID_UINT64_UINT64): Likewise.
23476         (BT_FN_UINT8_UINT8_UINT8): Likewise.
23477         (BT_FN_INT8_INT8_INT8): Likewise.
23478         (BT_FN_INT16_INT16_INT16): Likewise.
23479         (BT_FN_INT_INT_INT): Likewise.
23480         (BT_FN_UINT_FLOAT_UINT): Likewise.
23481         (BT_FN_FLOAT_UINT_UINT): Likewise.
23482         (BT_FN_ULONG_UINT_UINT): Likewise.
23483         (BT_FN_ULONG_UINT_PTR): Likewise.
23484         (BT_FN_ULONG_ULONG_ULONG): Likewise.
23485         (BT_FN_UINT_UINT_UINT): Likewise.
23486         (BT_FN_VOID_UINT_PTR): Likewise.
23487         (BT_FN_UINT_UINT_PTR: Likewise.
23488         (BT_FN_UINT32_UINT64_PTR): Likewise.
23489         (BT_FN_INT_INT_UINT_UINT): Likewise.
23490         (BT_FN_UINT_UINT_UINT_UINT): Likewise.
23491         (BT_FN_UINT_UINT_UINT_PTR): Likewise.
23492         (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
23493         (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
23494         (BT_FN_LONG_LONG_UINT_UINT): Likewise.
23495         (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
23496         (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
23497         (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
23498         (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
23499         (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
23500         (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
23501         * doc/frontends.texi: List BRIG FE.
23502         * doc/install.texi (Testing): Add BRIG tesring requirements.
23503         * doc/invoke.texi (Overall Options): Mention BRIG.
23504         * doc/standards.texi (Standards): Doucment BRIG HSA version.
23506 2017-01-24  Richard Biener  <rguenther@suse.de>
23508         PR translation/79208
23509         * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
23511 2017-01-24  Martin Jambor  <mjambor@suse.cz>
23513         PR bootstrap/79198
23514         * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
23515         * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
23516         and known_contexts.
23518 2017-01-24  Aldy Hernandez  <aldyh@redhat.com>
23520         PR middle-end/79123
23521         * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
23522         casts from signed to unsigned really don't have a range.
23524 2017-01-24  Markus Trippelsdorf  <markus@trippelsdorf.de>
23526         * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
23527         GMP_RNDx for compatiblity.
23529 2017-01-24  Martin Liska  <mliska@suse.cz>
23531         PR bootstrap/79132
23532         * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
23533         that would prevent us to call alloca with -1 as argument.
23535 2017-01-24  Jakub Jelinek  <jakub@redhat.com>
23537         * dwarf2out.c (output_compilation_unit_header, output_file_names):
23538         Avoid -Wformat-security warning.
23540 2017-01-23  Andrew Pinski  <apinski@cavium.com>
23542         * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
23543         cost table.
23545 2017-01-23  Martin Sebor  <msebor@redhat.com>
23547         PR middle-end/78703
23548         * gimple-ssa-sprintf.c (warn_level): New global.
23549         (format_integer): Use it here and throughout the rest of the file.
23550         Use the same switch to compute sign as base.
23551         (maybe_warn): New function.
23552         (format_directive): Factor out warnings into maybe_warn.
23553         Add debugging output.  Use warn_level.
23554         (add_bytes): Use warn_level.
23555         (pass_sprintf_length::compute_format_length): Add debugging output.
23556         (try_substitute_return_value): Same.
23557         (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
23559         PR middle-end/78703
23560         * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
23561         (struct fmtresult, format_integer, format_floating): Adjust.
23562         (fmtresult::fmtresult): Set max correctly in two argument ctor.
23563         (get_string_length, format_string,format_directive): Same.
23564         (pass_sprintf_length::compute_format_length): Same.
23565         (try_substitute_return_value): Simplify slightly.
23567         PR middle-end/78703
23568         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
23569         (fmtresult::operator+=): Outlined.
23570         (struct fmtresult): Add ctors.
23571         (struct conversion_spec): Rename...
23572         (struct directive): ...to this.  Add and remove data members.
23573         (directive::set_width, directive::set_precision): New functions.
23574         (format_percent): Use fmtresult ctor.
23575         (get_width_and_precision): Remove.
23576         (format_integer): Make naming changes.  Avoid computing width and
23577         precision.
23578         (format_floating): Same.  Adjust indentation.
23579         (format_character, format_none): New functions.
23580         (format_string): Moved character handling to format_character.
23581         (format_directive): Remove arguments, change return type.
23582         (parse_directive): New function.
23583         (pass_sprintf_length::compute_format_length): Move directive
23584         parsing to parse_directive.
23586 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
23588         * tree.h (assign_assembler_name_if_neeeded): Rename to ...
23589         (assign_assembler_name_if_needed): ... this.
23590         * tree.c (assign_assembler_name_if_neeeded): Rename to ...
23591         (assign_assembler_name_if_needed): ... this.
23592         (free_lang_data_in_cgraph): Adjust callers.
23593         * cgraphunit.c (cgraph_node::analyze): Likewise.
23594         * omp-expand.c (expand_omp_taskreg, expand_omp_target):
23595         Likewise.
23597 2017-01-23  Richard Biener  <rguenther@suse.de>
23599         PR tree-optimization/79088
23600         PR tree-optimization/79188
23601         * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
23602         resetting loop bounds after last path deletion.  Reset loop
23603         bounds of the target loop, make code match the comments.
23604         * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
23605         Make sure loops need no fixups.
23607 2017-01-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>
23609         * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
23610         exponent support with double type for first argument.
23611         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
23612         type returned by __builtin_vec_extract_sig,
23613         __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
23614         functions from "vector int" to "vector unsigned int" or from
23615         "vector long long int" to "vector unsigned long long int".
23616         Changed type returned by __builtin_vec_extract_exp,
23617         __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
23618         functions from "vector int" to "vector unsigned int" or from
23619         "vector long long int" to "vector unsigned long long int".
23620         Changed return type of __builtin_vec_test_data_class,
23621         __builtin_vec_test_data_class_sp, and
23622         __builtin_vec_test_data_class_dp from "vector int" to
23623         "vector bool int" or from "vector long long int" to "vector bool
23624         long long int" and changed second argument type from "unsigned
23625         int" to "int".  Added new overloaded function forms "vector float
23626         __builtin_vec_insert_exp (vector float, vector unsigned int)" and
23627         "vector float __builtin_vec_insert_exp_sp (vector float, vector
23628         unsigned int)" and "vector double __builtin_vec_insert_exp (vector
23629         double, vector unsigned long long int)" and "vector double
23630         __builtin_vec_insert_exp_dp (vector double, vector unsigned long
23631         long int)".  Changed return type of
23632         __builtin_scalar_test_data_class and
23633         __builtin_scalar_test_data_class_sp and
23634         __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
23635         int" and changed second argument from "unsigned int" to "int".
23636         Changed type returned by __builtin_scalar_test_neg,
23637         __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
23638         from "int" to "bool int".  Added new overloaded function form
23639         "double __builtin_scalar_insert_exp (double, unsigned long long int)".
23640         * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
23641         exponent double-precision with floating point first argument.
23642         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
23643         documentation of scalar_test_data_class, scalar_test_neg,
23644         scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
23645         vector_extract_exp, vec_extract_sig, vec_insert_exp, and
23646         vec_test_data_class built-in functions to reflect refinements in
23647         their type signatures.
23649 2017-01-23  Andreas Tobler  <andreast@gcc.gnu.org>
23651         * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
23652         size of buf.
23653         (aarch64_elf_asm_destructor): Likewise.
23655 2017-01-23  Bernd Schmidt  <bschmidt@redhat.com>
23657         PR rtl-optimization/78634
23658         * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
23659         (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
23660         * ifcvt.c (noce_try_cmove): Add missing cost check.
23662         PR rtl-optimization/71724
23663         * combine.c (if_then_else_cond): Look for situations where it is
23664         beneficial to undo the work of one of the recursive calls.
23666 2017-01-23  Bin Cheng  <bin.cheng@arm.com>
23668         PR tree-optimization/70754
23669         * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
23670         (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE.  Insert
23671         combined stmt before it if not NULL.
23672         (combine_chains): Process refs reversely and compute dominance point
23673         for root ref.
23675 2017-01-23  Martin Liska  <mliska@suse.cz>
23677         PR tree-optimization/79196
23678         * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
23679         (fold_strstr_to_strncmp): ... this.  Fold the pattern to strncmp
23680         instead of memcmp.
23681         (strlen_optimize_stmt): Call the renamed function.
23683 2017-01-23  Michael Matz  <matz@suse.de>
23685         PR tree-optimization/78384
23686         * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
23688 2017-01-23  Richard Biener  <rguenther@suse.de>
23690         PR tree-optimization/79186
23691         * tree-vrp.c (register_new_assert_for): Make sure we've seen
23692         both incoming edges before moving an assert.
23694 2017-01-23  Martin Jambor  <mjambor@suse.cz>
23696         * ipa-prop.c (load_from_param_1): Removed.
23697         (load_from_unmodified_param): Bits from load_from_param_1 put back
23698         here.
23699         (load_from_param): Removed.
23700         (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
23701         with stmt.  Reverted back to use of load_from_unmodified_param.
23703 2017-01-23  Martin Jambor  <mjambor@suse.cz>
23705         PR ipa/79108
23706         * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
23707         (ipa_node_params): Annotate with GTY((for_user)).  Make descriptors
23708         field a pointer to garbage collected vector, mark lattices and
23709         ipcp_orig_node with GTY((skip)).
23710         (ipa_get_param_count): Adjust to descriptors being a pointer.
23711         (ipa_get_param): Likewise.
23712         (ipa_get_type): Likewise.
23713         (ipa_get_param_move_cost): Likewise.
23714         (ipa_set_param_used): Likewise.
23715         (ipa_get_controlled_uses): Likewise.
23716         (ipa_set_controlled_uses): Likewise.
23717         (ipa_is_param_used): Likewise.
23718         (ipa_node_params_t): Move into garbage collector.  New methods insert
23719         and remove.
23720         (ipa_node_params_sum): Annotate wth GTY(()).
23721         (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
23722         garbage collected.
23723         (ipa_load_from_parm_agg): Adjust declaration.
23724         * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
23725         * ipa-profile.c (ipa_profile): Likewise.
23726         * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
23727         (ipa_populate_param_decls): Make descriptors parameter garbage
23728         collected.
23729         (ipa_dump_param): Adjust to descriptors being a pointer.
23730         (ipa_alloc_node_params): Likewise.
23731         (ipa_initialize_node_params): Likewise.
23732         (load_from_param_1): Make descriptors parameter garbage collected.
23733         (load_from_unmodified_param): Likewise.
23734         (load_from_param): Likewise.
23735         (ipa_load_from_parm_agg): Likewise.
23736         (ipa_node_params::~ipa_node_params): Removed.
23737         (ipa_free_all_node_params): Remove call to delete operator.
23738         (ipa_node_params_t::insert): New.
23739         (ipa_node_params_t::remove): Likewise.
23740         (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
23741         copy known_csts and known_contexts vectors.
23742         (ipa_read_node_info): Adjust to descriptors being a pointer.
23743         (ipcp_modif_dom_walker): Make m_descriptors field garbage
23744         collected.
23745         (ipcp_transform_function): Make descriptors variable garbage
23746         collected.
23748 2017-01-23  Andrew Senkevich  <andrew.senkevich@intel.com>
23750         * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
23751         * config/i386/avx512dqintrin.h: Ditto.
23752         * config/i386/avx512fintrin.h: Ditto.
23753         * config/i386/i386.c: Handle new builtins.
23754         * config/i386/i386-builtin.def: Add new builtins.
23755         * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
23756         (UNSPEC_KORTEST, UNSPEC_KTEST): New.
23758 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
23759             Martin Liska  <mliska@suse.cz>
23761         * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
23762         * asan.c (asan_expand_poison_ifn): Support stores and use
23763         appropriate ASAN report function.
23764         * internal-fn.c (expand_ASAN_POISON_USE): New function.
23765         * internal-fn.def (ASAN_POISON_USE): Declare.
23766         * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
23767         (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
23768         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
23769         ASAN_POISON calls w/o LHS.
23770         * tree-ssa.c (execute_update_addresses_taken): Create clobber
23771         for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
23772         from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
23773         * gimplify.c (asan_poison_variables): Add attribute
23774         use_after_scope_memory to variables that really needs to live
23775         in memory.
23776         * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
23777         having the attribute.
23779 2017-01-23  Martin Liska  <mliska@suse.cz>
23781         * asan.c (create_asan_shadow_var): New function.
23782         (asan_expand_poison_ifn): Likewise.
23783         * asan.h (asan_expand_poison_ifn): New declaration.
23784         * internal-fn.c (expand_ASAN_POISON): Likewise.
23785         * internal-fn.def (ASAN_POISON): New builtin.
23786         * sanopt.c (pass_sanopt::execute): Expand
23787         asan_expand_poison_ifn.
23788         * tree-inline.c (copy_decl_for_dup_finish): Make function
23789         external.
23790         * tree-inline.h (copy_decl_for_dup_finish): Likewise.
23791         * tree-ssa.c (is_asan_mark_p): New function.
23792         (execute_update_addresses_taken): Rewrite local variables
23793         (identified just by use-after-scope as addressable) into SSA.
23795 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
23797         * doc/install.texi (Specific): opensource.apple.com uses https
23798         now. Remove trailing slash.
23800 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
23802         * README.Portability: Remove note on an Irix compatibility issue.
23804 2017-01-22  Dimitry Andric <dim@FreeBSD.org>
23806         * gcov.c (INCLUDE_ALGORITHM): Define.
23807         (INCLUDE_VECTOR): Define.
23808         No longer include <vector> and <algorithm> directly.
23810 2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>
23812         * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
23813         to https.
23814         * doc/invoke.texi (Code Gen Options): Ditto.
23816 2017-01-21  Jan Hubicka  <hubicka@ucw.cz>
23818         PR lto/78407
23819         * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
23821 2017-01-21  Bernd Schmidt  <bschmidt@redhat.com>
23823         rtl-optimization/79125
23824         * cprop.c (local_cprop_pass): Handle cases where we make an
23825         unconditional trap.
23827 2017-01-20  Segher Boessenkool  <segher@kernel.crashing.org>
23829         PR target/61729
23830         PR target/77850
23831         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
23832         read from, for big endian.
23834 2017-01-20  Jiong Wang  <jiong.wang@arm.com>
23836         * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
23837         register pauth builtins for LP64 only.
23839 2017-01-20  Marek Polacek  <polacek@redhat.com>
23841         PR c/79152
23842         * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
23843         non-case labels.
23845 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
23847         * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
23848         of safelen status.
23849         * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
23850         * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
23851         * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
23853 2017-01-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
23855         PR target/71270
23856         * config/arm/arm.c (neon_valid_immediate): Reject vector constants
23857         in big-endian mode when they are not a single duplicated value.
23859 2017-01-20  Richard Biener  <rguenther@suse.de>
23861         * BASE-VER: Bump to 7.0.1.
23863 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
23865         * omp-low.c (omplow_simd_context): New struct.  Use it...
23866         (lower_rec_simd_input_clauses): ...here and...
23867         (lower_rec_input_clauses): ...here to hold common data.  Adjust all
23868         references to idx, lane, max_vf, is_simt.
23870 2017-01-20  Graham Markall  <graham.markall@embecosm.com>
23872         * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
23873         mcpu=nps400.
23875 2017-01-20  Martin Jambor  <mjambor@suse.cz>
23877         * hsa.h: Renaed to hsa-common.h.  Adjusted a comment.
23878         * hsa.c: Renaed to hsa-common.c.  Change include of gt-hsa.h to
23879         gt-hsa-common.h.
23880         * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
23881         (GTFILES): Rename hsa.c to hsa-common.c.
23882         * hsa-brig.c: Change include of hsa.h to hsa-common.h.
23883         * hsa-dump.c: Likewise.
23884         * hsa-gen.c: Likewise.
23885         * hsa-regalloc.c: Likewise.
23886         * ipa-hsa.c: Likewise.
23887         * omp-expand.c: Likewise.
23888         * omp-low.c: Likewise.
23889         * toplev.c: Likewise.
23891 2017-01-20  Marek Polacek  <polacek@redhat.com>
23893         PR c/64279
23894         * doc/invoke.texi: Document -Wduplicated-branches.
23895         * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
23896         COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
23897         POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
23898         STATEMENT_LIST, and RETURN_EXPR.  For non-pure non-const functions
23899         return 0 only when not OEP_LEXICOGRAPHIC.
23900         (fold_build_cleanup_point_expr): Use the expression
23901         location when building CLEANUP_POINT_EXPR.
23902         * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
23903         * tree.c (add_expr): Handle error_mark_node.
23905 2017-01-20  Martin Liska  <mliska@suse.cz>
23907         PR lto/69188
23908         * tree-profile.c (init_ic_make_global_vars): Do not call
23909         finalize_decl.
23910         (gimple_init_gcov_profiler): Likewise.
23912 2017-01-20  Martin Liska  <mliska@suse.cz>
23914         PR ipa/71190
23915         * cgraph.h (maybe_create_reference): Remove argument and
23916         update comment.
23917         * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
23918         argument.
23919         * ipa-cp.c (create_specialized_node): Likewise.
23920         * symtab.c (symtab_node::maybe_create_reference): Handle
23921         VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
23923 2017-01-20  Martin Liska  <mliska@suse.cz>
23925         * read-rtl-function.c (function_reader::create_function): Use
23926         build_decl instread of build_decl_stat.
23928 2017-01-20  Andrew Senkevich  <andrew.senkevich@intel.com>
23930         * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
23931         * config/i386/avx512dqintrin.h: Ditto.
23932         * config/i386/avx512fintrin.h: Ditto.
23933         * config/i386/i386-builtin-types.def: Add new types.
23934         * config/i386/i386.c: Handle new types.
23935         * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
23936         (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
23937         (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
23938         (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
23939         (__builtin_ia32_kshiftridi): New.
23940         * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
23942 2017-01-19  Segher Boessenkool  <segher@kernel.crashing.org>
23944         PR target/78875
23945         PR target/79140
23946         * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
23947         define to rs6000_init_stack_protect_guard.
23948         (rs6000_init_stack_protect_guard): New function.
23950 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
23951             Yunqiang Su  <yunqiang.su@imgtec.com>
23953         * config.gcc (supported_defaults): Add madd4.
23954         (with_madd4): Add validation.
23955         (all_defaults): Add madd4.
23956         * config/mips/mips.opt (mmadd4): New option.
23957         * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
23958         mmadd4.
23959         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
23960         __mips_no_madd4.
23961         (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
23962         (ISA_HAS_FUSED_MADD4): Likewise.
23963         * doc/invoke.texi (-mmadd4): Document the new option.
23964         * doc/install.texi (--with-madd4): Document the new option.
23966 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
23968         * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
23969         entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
23970         AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
23971         (aarch64_init_pauth_hint_builtins): New.
23972         (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
23973         (aarch64_expand_builtin): Expand new builtins.
23975 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
23977         * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
23978         * combine-stack-adj.c (no_unhandled_cfa): Handle
23979         REG_CFA_TOGGLE_RA_MANGLE.
23980         * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
23981         * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
23982         info for return address signing.
23983         (aarch64_expand_epilogue): Likewise.
23985 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
23987         * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
23988         * config/aarch64/aarch64-protos.h
23989         (aarch64_return_address_signing_enabled): New declaration.
23990         * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
23991         New function.
23992         (aarch64_expand_prologue): Sign return address before it's pushed onto
23993         stack.
23994         (aarch64_expand_epilogue): Authenticate return address fetched from
23995         stack.
23996         (aarch64_override_options): Sanity check for ILP32 and ISA level.
23997         (aarch64_attributes): New function attributes for "sign-return-address".
23998         * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
23999         UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
24000         ("*do_return"): Generate combined instructions according to key index.
24001         ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
24002         * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
24003         iterators.
24004         (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
24005         * config/aarch64/aarch64.opt (msign-return-address=): New.
24006         * doc/extend.texi (AArch64 Function Attributes): Documents
24007         "sign-return-address=".
24008         * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
24010 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
24012         * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
24013         overall option summary.
24015 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
24017         * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
24018         * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
24019         AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
24020         * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
24022 2017-01-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
24024         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
24025         -mpower9-minmax by default for -mcpu=power9.
24026         (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
24027         128-bit floating point.
24029 2017-01-20  Alan Modra  <amodra@gmail.com>
24031         * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
24032         optimizing for size.
24034 2017-01-20  Alan Modra  <amodra@gmail.com>
24036         PR target/79144
24037         * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
24038         for strcmp and strncmp from corresponding builtin decl.
24040 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
24042         * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
24043         instead of i386/rtems-64.h.
24044         * config/i386/rtems-64.h: Remove.
24046 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
24048         PR target/78478
24049         Revert:
24050         2013-11-05  Uros Bizjak  <ubizjak@gmail.com>
24052         * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
24054 2017-01-19  Tamar Christina  <tamar.christina@arm.com>
24056         * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
24057         Change int to HOST_WIDE_INT.
24058         * config/aarch64/aarch64-protos.h
24059         (aarch64_simd_gen_const_vector_dup): Likewise.
24060         * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
24062 2017-01-19  David Malcolm  <dmalcolm@redhat.com>
24064         * langhooks-def.h (lhd_type_for_size): New decl.
24065         (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
24066         * langhooks.c (lhd_type_for_size): New function, taken from
24067         lto_type_for_size.
24069 2017-01-19  Pat Haugen  <pthaugen@us.ibm.com>
24071         * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
24072         define_bypass for CR latency.
24073         (power9-cracked-alu): Update bypass latency and remove power9-branch.
24074         (power9-alu2): Add define_bypass for CR latency.
24075         (power9-cmp): New.
24076         (power9-mul): Update insn latency.
24077         (power9-mul-compare): Update insn latency, bypass latency and remove
24078         power9-branch.
24080 2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
24082         * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
24083         Delete.
24084         * config/aarch64/aarch64.md
24085         (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
24086         aarch64_nopcrelative_literal_loads.
24087         (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
24089 2017-01-19  Chenghua Xu  <paul.hua.gm@gmail.com>
24091         * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
24092         TARGET_LOONGSON_3A.
24093         (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
24095 2017-01-19  Doug Gilmore  <doug.gilmore@imgtec.com>
24097         PR target/78176
24098         * config.gcc (supported_defaults): Add lxc1-sxc1.
24099         (with_lxc1_sxc1): Add validation.
24100         (all_defaults): Add lxc1-sxc1.
24101         * config/mips/mips.opt (mlxc1-sxc1): New option.
24102         * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
24103         mlxc1-sxc1.
24104         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
24105         __mips_no_lxc1_sxc1.
24106         (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
24107         * doc/invoke.texi (-mlxc1-sxc1): Document the new option.
24108         * doc/install.texi (--with-lxc1-sxc1): Document the new option.
24110 2017-01-19  Richard Biener  <rguenther@suse.de>
24112         PR tree-optimization/72488
24113         * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
24114         sure to restore SSA info.
24115         * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
24117 2017-01-19  Richard Earnshaw  <rearnsha@arm.com>
24119         PR rtl-optimization/79121
24120         * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
24121         of the inner type when shifting an extended value.
24123 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
24125         PR lto/78407
24126         * symtab.c (symtab_node::equal_address_to): Fix comparing of
24127         interposable aliases.
24129 2017-01-18  Peter Bergner  <bergner@vnet.ibm.com>
24131         PR target/78516
24132         * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
24133         Use the evmergelohi instruction.
24134         (mov_si<mode>_e500_subreg4_2_le): Likewise.
24135         (mov_sitf_e500_subreg8_2_be): Likewise.
24136         (mov_sitf_e500_subreg12_2_le): Likewise.
24137         (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
24138         (mov_si<mode>_e500_subreg4_2_be): Likewise.
24139         (mov_sitf_e500_subreg8_2_le): Likewise.
24140         (mov_sitf_e500_subreg12_2_be): Likewise.
24142 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
24144         * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
24145         attribute from vecsimple to vecperm.
24146         (altivec_vbpermq2): Likewise.
24148 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
24150         PR target/79040
24151         * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
24153 2017-01-18  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
24154         * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
24155         * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
24156         strcmp. Fix bug where comparison didn't stop with zero byte. Fix
24157         case where N arg is SIZE_MAX.
24158         * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
24159         (cmpstrsi): Add pattern.
24161 2017-01-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
24163         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24164         __builtin_vec_revb builtins.
24165         * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
24166         built-in functions to support generation of the ISA 3.0 XXBR<x>
24167         vector byte reverse instructions.
24168         (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
24169         (P9V_BUILTIN_XXBRD_V2DI): Likewise.
24170         (P9V_BUILTIN_XXBRD_V2DF): Likewise.
24171         (P9V_BUILTIN_XXBGW_V4SI): Likewise.
24172         (P9V_BUILTIN_XXBGW_V4SF): Likewise.
24173         (P9V_BUILTIN_XXBGH_V8HI): Likewise.
24174         (P9V_BUILTIN_VEC_REVB): Likewise.
24175         * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
24176         generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
24177         (p9_xxbrq_v16qi): Likewise.
24178         (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
24179         (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
24180         (p9_xxbrh_v8hi): Likewise.
24181         * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
24182         * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
24183         vec_revb built-in functions.
24185 2017-01-18  Uros Bizjak  <ubizjak@gmail.com>
24187         PR rtl-optimization/78952
24188         * config/i386/i386.md (any_extract): New code iterator.
24189         (*insvqi_2): Use any_extract for source operand.
24190         (*insvqi_3): Use any_shiftrt for source operand.
24192 2017-01-18  Wilco Dijkstra  <wdijkstr@arm.com>
24194         * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
24195         New function.
24196         (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
24198 2017-01-18  Matthias Klose  <doko@ubuntu.com>
24200         * doc/install.texi: Allow default for --with-target-bdw-gc-include.
24202 2016-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
24204         * config/rs6000/altivec.h (vec_bperm): Change #define.
24205         * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
24206         (altivec_vbpermq2): New define_insn.
24207         (altivec_vbpermd): Likewise.
24208         * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
24209         function interface.
24210         (VBPERMD): Likewise.
24211         (VBPERM): New polymorphic function interface.
24212         * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
24213         Add entries for P9V_BUILTIN_VEC_VBPERM.
24214         * doc/extend.texi: Add interfaces for vec_bperm.
24216 2017-01-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
24218         * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
24219         first letter of error messages.
24220         (s390_resolve_overloaded_builtin): Likewise.
24221         * config/s390/s390.c (s390_expand_builtin): Likewise.
24222         (s390_invalid_arg_for_unprototyped_fn): Likewise.
24223         (s390_valid_target_attribute_inner_p): Likewise.
24224         * config/s390/s390.md ("tabort"): Likewise.
24226 2017-01-18  Toma Tabacu  <toma.tabacu@imgtec.com>
24228         * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
24229         (ISA_AVOID_DIV_HILO): New macro.
24230         (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
24231         (ISA_HAS_DDIV): Likewise.
24233 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
24235         * doc/invoke.texi (fabi-version): Correct number of occurrences.
24237 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
24239         * doc/invoke.texi (fabi-version): Spelling fix.
24241 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
24243         PR c++/70182
24244         * doc/invoke.texi (fabi-version): Mention mangling fix for
24245         operator names.
24247 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
24249         PR c++/77489
24250         * doc/invoke.texi (fabi-version): Document discriminator mangling.
24252 2017-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
24254         PR target/78875
24255         * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
24256         * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
24257         the new options.
24258         * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
24259         flexible settings.
24260         (stack_protect_test): Ditto.
24261         * config/rs6000/rs6000.opt (mstack-protector-guard=,
24262         mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
24263         options.
24264         * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
24265         Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
24266         -mstack-protector-guard-offset=.
24267         (RS/6000 and PowerPC Options): Ditto.
24269 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
24271         * config/i386/i386.h (MASK_CLASS_P): New define.
24272         * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
24273         there are no registers from different register sets also when
24274         mask registers are used.  Update function comment.
24275         * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
24276         to (*k/*r) and (*k/*km) alternatives.
24278 2017-01-17  Wilco Dijkstra  <wdijkstr@arm.com>
24280         * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
24281         * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
24282         (EH_RETURN_HANDLER_RTX): New define.
24283         * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
24284         Force frame pointer in EH return functions.
24285         (aarch64_expand_epilogue): Add barrier for eh_return.
24286         (aarch64_final_eh_return_addr): Remove.
24287         (aarch64_eh_return_handler_rtx): New function.
24288         * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
24289         Remove.
24290         (aarch64_eh_return_handler_rtx): New prototype.
24292 2017-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
24294         * config/rs6000/altivec.h (vec_rlmi): New #define.
24295         (vec_vrlnm): Likewise.
24296         (vec_rlnm): Likewise.
24297         * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
24298         (UNSPEC_VRLNM): Likewise.
24299         (VIlong): New mode iterator.
24300         (altivec_vrl<VI_char>mi): New define_insn.
24301         (altivec_vrl<VI_char>nm): Likewise.
24302         * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
24303         function entry.
24304         (VRLDNM): Likewise.
24305         (RLNM): New polymorphic function entry.
24306         (VRLWMI): New monomorphic function entry.
24307         (VRLDMI): Likewise.
24308         (RLMI): New polymorphic function entry.
24309         * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
24310         new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
24311         * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
24312         vec_vrlnm.
24314 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
24316         PR debug/78839
24317         * dwarf2out.c (field_byte_offset): Restore the
24318         PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
24319         and DECL_FIELD_BIT_OFFSET.  Use fold_build2 instead of build2 + fold.
24320         (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
24321         of build2 + fold.
24323 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
24325         PR ada/67205
24326         * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
24328 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
24330         PR debug/71669
24331         * dwarf2out.c (add_data_member_location_attribute): For constant
24332         offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
24333         instead of DW_AT_data_member_location, DW_AT_bit_offset and
24334         DW_AT_byte_size attributes.
24336 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
24338         * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
24339         after forcing to constant memory when the code model is medium.
24341 2017-01-17  Julia Koval  <julia.koval@intel.com>
24343         PR target/76731
24344         * config/i386/avx512fintrin.h
24345         (_mm512_i32gather_ps): Change __addr type to void const*.
24346         (_mm512_mask_i32gather_ps): Ditto.
24347         (_mm512_i32gather_pd): Ditto.
24348         (_mm512_mask_i32gather_pd): Ditto.
24349         (_mm512_i64gather_ps): Ditto.
24350         (_mm512_mask_i64gather_ps): Ditto.
24351         (_mm512_i64gather_pd): Ditto.
24352         (_mm512_mask_i64gather_pd): Ditto.
24353         (_mm512_i32gather_epi32): Ditto.
24354         (_mm512_mask_i32gather_epi32): Ditto.
24355         (_mm512_i32gather_epi64): Ditto.
24356         (_mm512_mask_i32gather_epi64): Ditto.
24357         (_mm512_i64gather_epi32): Ditto.
24358         (_mm512_mask_i64gather_epi32): Ditto.
24359         (_mm512_i64gather_epi64): Ditto.
24360         (_mm512_mask_i64gather_epi64): Ditto.
24361         (_mm512_i32scatter_ps): Change __addr type to void*.
24362         (_mm512_mask_i32scatter_ps): Ditto.
24363         (_mm512_i32scatter_pd): Ditto.
24364         (_mm512_mask_i32scatter_pd): Ditto.
24365         (_mm512_i64scatter_ps): Ditto.
24366         (_mm512_mask_i64scatter_ps): Ditto.
24367         (_mm512_i64scatter_pd): Ditto.
24368         (_mm512_mask_i64scatter_pd): Ditto.
24369         (_mm512_i32scatter_epi32): Ditto.
24370         (_mm512_mask_i32scatter_epi32): Ditto.
24371         (_mm512_i32scatter_epi64): Ditto.
24372         (_mm512_mask_i32scatter_epi64): Ditto.
24373         (_mm512_i64scatter_epi32): Ditto.
24374         (_mm512_mask_i64scatter_epi32): Ditto.
24375         (_mm512_i64scatter_epi64): Ditto.
24376         (_mm512_mask_i64scatter_epi64): Ditto.
24377         * config/i386/avx512pfintrin.h
24378         (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
24379         (_mm512_mask_prefetch_i32gather_ps): Ditto.
24380         (_mm512_mask_prefetch_i64gather_pd): Ditto.
24381         (_mm512_mask_prefetch_i64gather_ps): Ditto.
24382         (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
24383         (_mm512_prefetch_i32scatter_ps): Ditto.
24384         (_mm512_mask_prefetch_i32scatter_pd): Ditto.
24385         (_mm512_mask_prefetch_i32scatter_ps): Ditto.
24386         (_mm512_prefetch_i64scatter_pd): Ditto.
24387         (_mm512_prefetch_i64scatter_ps): Ditto.
24388         (_mm512_mask_prefetch_i64scatter_pd): Ditto.
24389         (_mm512_mask_prefetch_i64scatter_ps): Ditto.
24390         * config/i386/avx512vlintrin.h
24391         (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
24392         (_mm_mmask_i32gather_ps): Ditto.
24393         (_mm256_mmask_i32gather_pd): Ditto.
24394         (_mm_mmask_i32gather_pd): Ditto.
24395         (_mm256_mmask_i64gather_ps): Ditto.
24396         (_mm_mmask_i64gather_ps): Ditto.
24397         (_mm256_mmask_i64gather_pd): Ditto.
24398         (_mm_mmask_i64gather_pd): Ditto.
24399         (_mm256_mmask_i32gather_epi32): Ditto.
24400         (_mm_mmask_i32gather_epi32): Ditto.
24401         (_mm256_mmask_i32gather_epi64): Ditto.
24402         (_mm_mmask_i32gather_epi64): Ditto.
24403         (_mm256_mmask_i64gather_epi32): Ditto.
24404         (_mm_mmask_i64gather_epi32): Ditto.
24405         (_mm256_mmask_i64gather_epi64): Ditto.
24406         (_mm_mmask_i64gather_epi64): Ditto.
24407         (_mm256_i32scatter_ps): Change __addr type to void*.
24408         (_mm256_mask_i32scatter_ps): Ditto.
24409         (_mm_i32scatter_ps): Ditto.
24410         (_mm_mask_i32scatter_ps): Ditto.
24411         (_mm256_i32scatter_pd): Ditto.
24412         (_mm256_mask_i32scatter_pd): Ditto.
24413         (_mm_i32scatter_pd): Ditto.
24414         (_mm_mask_i32scatter_pd): Ditto.
24415         (_mm256_i64scatter_ps): Ditto.
24416         (_mm256_mask_i64scatter_ps): Ditto.
24417         (_mm_i64scatter_ps): Ditto.
24418         (_mm_mask_i64scatter_ps): Ditto.
24419         (_mm256_i64scatter_pd): Ditto.
24420         (_mm256_mask_i64scatter_pd): Ditto.
24421         (_mm_i64scatter_pd): Ditto.
24422         (_mm_mask_i64scatter_pd): Ditto.
24423         (_mm256_i32scatter_epi32): Ditto.
24424         (_mm256_mask_i32scatter_epi32): Ditto.
24425         (_mm_i32scatter_epi32): Ditto.
24426         (_mm_mask_i32scatter_epi32): Ditto.
24427         (_mm256_i32scatter_epi64): Ditto.
24428         (_mm256_mask_i32scatter_epi64): Ditto.
24429         (_mm_i32scatter_epi64): Ditto.
24430         (_mm_mask_i32scatter_epi64): Ditto.
24431         (_mm256_i64scatter_epi32): Ditto.
24432         (_mm256_mask_i64scatter_epi32): Ditto.
24433         (_mm_i64scatter_epi32): Ditto.
24434         (_mm_mask_i64scatter_epi32): Ditto.
24435         (_mm256_i64scatter_epi64): Ditto.
24436         (_mm256_mask_i64scatter_epi64): Ditto.
24437         (_mm_i64scatter_epi64): Ditto.
24438         (_mm_mask_i64scatter_epi64): Ditto.
24439         * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
24440         (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
24441         (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
24442         (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
24443         (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
24444         (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
24445         (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
24446         (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
24447         (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
24448         (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
24449         (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
24450         (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
24451         (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
24452         (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
24453         (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
24454         (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
24455         (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
24456         (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
24457         (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
24458         (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
24459         (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
24460         (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
24461         (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
24462         (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
24463         (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
24464         (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
24465         (VOID_QI_V8DI_PCINT_INT_INT): Remove.
24466         (V16SF_V16SF_PCVOID_V16SI_HI_INT,  V8DF_V8DF_PCVOID_V8SI_QI_INT)
24467         (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
24468         (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
24469         (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
24470         (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
24471         (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
24472         (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
24473         (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
24474         (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
24475         (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
24476         (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
24477         (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
24478         (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
24479         (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
24480         (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
24481         (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
24482         (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
24483         (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
24484         (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
24485         (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
24486         (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
24487         (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
24488         (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
24489         (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
24490         (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
24491         (VOID_QI_V8DI_PCVOID_INT_INT): Add.
24492         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
24493         definitions accordingly.
24495 2017-01-17  Kito Cheng  <kito.cheng@gmail.com>
24496             Kuan-Lin Chen  <kuanlinchentw@gmail.com>
24498         PR target/79079
24499         * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
24500         gen_lowpart.
24502 2017-01-17  Vladimir Makarov  <vmakarov@redhat.com>
24504         PR target/79058
24505         * ira-conflicts.c (ira_build_conflicts): Update total conflict
24506         hard regs for inner regno.
24508 2017-01-17  Martin Liska  <mliska@suse.cz>
24510         PR ipa/71207
24511         * ipa-polymorphic-call.c (contains_type_p): Fix wrong
24512         assumption and add comment.
24514 2017-01-17  Nathan Sidwell  <nathan@acm.org>
24516         * ipa-visibility.c (localize_node): New function, broken out of ...
24517         (function_and_variable_visibility): ... here. Call it.
24519 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
24521         PR middle-end/77445
24522         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
24523         correctly set frequency of oudgoing edge.
24524         (duplicate_thread_path): Fix profile updating.
24526 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
24528         PR other/79046
24529         * configure.ac: Add GCC_BASE_VER.
24530         * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
24531         version from BASE-VER file.
24532         (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
24533         (gcc.o): Depend on $(BASEVER).
24534         * common.opt (dumpfullversion): New option.
24535         * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
24536         * doc/invoke.texi: Document -dumpfullversion.
24537         * doc/install.texi: Document --with-gcc-major-version-only.
24538         * configure: Regenerated.
24540 2017-01-17  Richard Biener  <rguenther@suse.de>
24542         PR tree-optimization/71433
24543         * tree-vrp.c (register_new_assert_for): Merge same asserts
24544         on all incoming edges.
24545         (process_assert_insertions_for): Handle insertions at the
24546         beginning of BBs.
24548 2017-01-17  Gerald Pfeifer  <gerald@pfeifer.com>
24550         * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
24551         * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
24553 2017-01-17  Kaz Kojima  <kkojima@gcc.gnu.org>
24555         PR target/78633
24556         * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
24557         RTL sharing.
24559 2017-01-17  Alan Modra  <amodra@gmail.com>
24561         PR target/79066
24562         * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
24563         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
24564         symbolic stack limit when pic.
24566 2017-01-16  Martin Sebor  <msebor@redhat.com>
24568         PR tree-optimization/78608
24569         * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
24571 2017-01-16  Jeff Law  <law@redhat.com>
24573         Revert:
24574         2016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
24575         * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
24576         for several include directories that may be relative to sysroot.
24577         * config/i386/x-mingw32 (gplus_includedir): Define.
24578         (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
24579         (native_system_includedir): Likewise.
24580         * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
24581         override if TARGET_SYSTEM_ROOT is defined.
24582         (NATIVE_SYSTEM_HEADER_DIR): Likewise.
24584         PR tree-optimization/79090
24585         PR tree-optimization/33562
24586         PR tree-optimization/61912
24587         PR tree-optimization/77485
24588         * tree-ssa-dse.c (compute_trims): Accept STMT argument.  Dump STMT
24589         and computed trims into the dump file.
24591 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
24593         * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
24595 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
24597         PR c/79089
24598         * gimplify.c (gimplify_init_constructor): If want_value and
24599         object == lhs, unshare lhs to avoid invalid tree sharing.  Formatting
24600         fix.
24602         PR target/79080
24603         * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
24604         sequence.  Formatting fixes.
24605         (doloop_optimize): Formatting fixes.
24607         PR driver/49726
24608         * gcc.c (debug_level_greater_than_spec_func): New function.
24609         (static_spec_functions): Add debug-level-gt spec function.
24610         (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
24611         !g0.
24612         * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
24613         * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
24614         * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
24615         gpubnames, ggnu-pubnames, gno-record-gcc-switches,
24616         grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
24617         gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
24619 2017-01-16  Uros Bizjak  <ubizjak@gmail.com>
24621         * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
24622         QImode fixups to general and mask registers only.
24624 2017-01-16  Carl Love  <cel@us.ibm.com>
24626         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
24627         for built-in functions
24628         vector signed char vec_nabs (vector signed char)
24629         vector signed short vec_nabs (vector signed short)
24630         vector signed int vec_nabs (vector signed int)
24631         vector signed long long vec_nabs (vector signed long long)
24632         vector float vec_nabs (vector float)
24633         vector double vec_nabs (vector double)
24634         * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
24635         and NABS overload.
24636         * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
24637         * config/rs6000/altivec.h: New define for vec_nabs built-in function.
24638         * doc/extend.texi: Update the documentation file for the new built-in
24639         functions.
24641 2017-01-16  Martin Sebor  <msebor@redhat.com>
24643         * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
24644         message.
24646 2017-01-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
24648         * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
24649         UNSPEC_VSX__XXSPLTD to require special splat handling.
24651 2017-01-16  David Malcolm  <dmalcolm@redhat.com>
24653         PR bootstrap/78616
24654         * system.h: Poison strndup.
24656 2017-01-16  Alan Modra  <amodra@gmail.com>
24658         PR target/79098
24659         * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
24660         use a switch.
24662 2017-01-16  Georg-Johann Lay  <avr@gjlay.de>
24664         * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
24666 2017-01-15  Uros Bizjak  <ubizjak@gmail.com>
24668         * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
24669         call recog here.  Assert that INSN_CODE (insn) is non-negative.
24671 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
24673         PR target/72749
24674         * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
24675         fallthrough.
24676         * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
24677         in the currently scheduled RTL fragment.
24679 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
24681         PR rtl-optimization/78751
24682         * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
24683         give up.
24685 2017-01-14  Jeff Law  <law@redhat.com>
24687         PR tree-optimization/79090
24688         * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
24689         variable length stores.
24690         (compute_trims): Delete dead assignment to *trim_tail.
24691         (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
24692         zero length.
24694 2017-01-14  Bernd Schmidt  <bschmidt@redhat.com>
24696         PR rtl-optimization/78626
24697         PR rtl-optimization/78727
24698         * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
24699         of a block, and split such blocks after everything else is finished.
24701 2017-01-14  Alan Modra  <amodra@gmail.com>
24703         PR target/72749
24704         * combine.c (recog_for_combine_1): Set INSN_CODE before calling
24705         target legitimate_combined_insn.
24706         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
24707         (rs6000_legitimate_combined_insn): New function.
24708         * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
24709         all uses.
24710         (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
24711         (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
24712         (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
24714 2017-01-14  Gerald Pfeifer  <gerald@pfeifer.com>
24716         * doc/frontends.texi (G++ and GCC): Remove references to Java.
24718 2017-01-13  Jeff Law  <law@redhat.com>
24720         PR tree-optimization/33562
24721         PR tree-optimization/61912
24722         PR tree-optimization/77485
24723         * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
24724         a statement.
24725         (delete_dead_assignment): Likewise.
24726         (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
24727         statement to delete_dead_call and delete_dead_assignment.
24729 2017-01-13  David Malcolm  <dmalcolm@redhat.com>
24731         PR c/78304
24732         * substring-locations.c (format_warning_va): Strengthen case 1 so
24733         that both endpoints of the substring must be within the format
24734         range for just the substring to be printed.
24736 2017-01-13  Uros Bizjak  <ubizjak@gmail.com>
24738         * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
24739         * config/i386/i386.c (ix86_target_string): Add missing options
24740         to isa_opts and reorder options by implied ISAs.  Rename isa_opts2 to
24741         isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
24742         flags_other and ix86_target_other to flags2_other.  Display unknown
24743         isa2 options.
24744         (ix86_valid_target_attribute_inner_p): Add missing options and
24745         reorder options by implied ISAs, as in ix86_target_string.
24747 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
24749         * hash-table.h (hash_table::too_empty_p): New function.
24750         (hash_table::expand): Use it.
24751         (hash_table::traverse): Likewise.
24752         (hash_table::empty_slot): Use sizeof (value_type) instead of
24753         sizeof (PTR) to convert bytes to elements.  Shrink the table
24754         if the current size is excessive for the current number of
24755         elements.
24757 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
24759         * ira-costs.c (record_reg_classes): Break from the inner loop
24760         early once alt_fail is known to be true.  Update outer loop
24761         handling accordingly.
24763 2017-01-13  Jeff Law  <law@redhat.com>
24765         * tree-ssa-dse.c (decrement_count): New function.
24766         (increment_start_addr, maybe_trim_memstar_call): Likewise.
24767         (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
24768         when we know the partially dead statement is a mem* function.
24770         PR tree-optimization/61912
24771         PR tree-optimization/77485
24772         * tree-ssa-dse.c: Include expr.h.
24773         (maybe_trim_constructor_store): New function.
24774         (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
24776         PR tree-optimization/33562
24777         PR tree-optimization/61912
24778         PR tree-optimization/77485
24779         * doc/invoke.texi: Document new dse-max-object-size param.
24780         * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
24781         * tree-ssa-dse.c: Include params.h.
24782         (dse_store_status): New enum.
24783         (initialize_ao_ref_for_dse): New, partially extracted from
24784         dse_optimize_stmt.
24785         (valid_ao_ref_for_dse, normalize_ref): New.
24786         (setup_live_bytes_from_ref, compute_trims): Likewise.
24787         (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
24788         (maybe_trim_partially_dead_store): Likewise.
24789         (maybe_trim_complex_store): Likewise.
24790         (dse_classify_store): Renamed from dse_possibly_dead_store_p.
24791         Track what bytes live from the original store.  Return tri-state
24792         for dead, partially dead or live.
24793         (dse_dom_walker): Add constructor, destructor and new private members.
24794         (delete_dead_call, delete_dead_assignment): New extracted from
24795         dse_optimize_stmt.
24796         (dse_optimize_stmt): Make a member of dse_dom_walker.
24797         Use initialize_ao_ref_for_dse.
24799         PR tree-optimization/33562
24800         PR tree-optimization/61912
24801         PR tree-optimization/77485
24802         * sbitmap.h (bitmap_count_bits): Prototype.
24803         (bitmap_clear_range, bitmap_set_range): Likewise.
24804         * sbitmap.c (bitmap_clear_range): New function.
24805         (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
24807 2017-01-13  Martin Liska  <mliska@suse.cz>
24809         PR ipa/79043
24810         * function.c (set_cfun): Add new argument force.
24811         * function.h (set_cfun): Likewise.
24812         * ipa-inline-transform.c (inline_call): Use the function when
24813         strict alising from is dropped for function we inline to.
24815 2017-01-13  Richard Biener  <rguenther@suse.de>
24817         * tree-pretty-print.c (dump_generic_node): Fix inverted condition
24818         for dumping GIMPLE INTEGER_CSTs.
24820 2017-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24822         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
24823         to 201112L since C++17.
24825 2017-01-13  Maxim Ostapenko  <m.ostapenko@samsung.com>
24827         PR sanitizer/78887
24828         * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
24829         if -fsanitize=kernel-address is present.
24831 2017-01-13  Richard Biener  <rguenther@suse.de>
24833         * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
24834         as _Literal ( type ) number in case usual suffixes do not
24835         preserve all information.
24837 2017-01-13  Richard Biener  <rguenther@suse.de>
24839         PR tree-optimization/77283
24840         * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
24841         and ssa-iterators.h.
24842         (is_feasible_trace): Implement a cost model based on joiner
24843         PHI node uses.
24845 2017-01-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
24847         PR target/79004
24848         * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
24849         char or short to __float128/_Float128 directly.
24851 2017-01-12  Martin Sebor  <msebor@redhat.com>
24853         to -Wformat-overflow.
24854         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
24855         (min_bytes_remaining): Same.
24856         (get_string_length): Same.
24857         (format_string): Same.
24858         (format_directive): Same.
24859         (add_bytes): Same.
24860         (pass_sprintf_length::handle_gimple_call): Same.
24862 2017-01-12  Jakub Jelinek  <jakub@redhat.com>
24864         * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
24865         info.nowrite calls with no lhs that can't throw.  Return bool
24866         whether gsi_remove has been called or not.
24867         (pass_sprintf_length::handle_gimple_call): Return bool whether
24868         try_substitute_return_value called gsi_remove.  Formatting fix.
24869         (pass_sprintf_length::execute): Don't use gsi_remove if
24870         handle_gimple_call returned true.
24872         PR bootstrap/79069
24873         * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
24874         be removed due to side-effects, don't remove following barrier nor
24875         turn the successor edge into fallthru edge.
24877 2017-01-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
24879         PR target/79044
24880         * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
24881         element-reversing loads and stores as not swappable.
24883 2017-01-12  Nathan Sidwell  <nathan@acm.org>
24884             Nicolai Stange  <nicstange@gmail.com>
24886         * combine.c (try_combine): Don't ignore result of overlap checking
24887         loop.  Combine overlap & asm check into single loop.
24889 2017-01-12  Richard Biener  <rguenther@suse.de>
24891         * tree-pretty-print.c (dump_generic_node): Provide -gimple
24892         variant for MEM_REF.  Sanitize INTEGER_CST for -gimple.
24894 2017-01-12  Richard Biener  <rguenther@suse.de>
24896         * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
24897         and TS_TARGET_OPTION directly derive from TS_BASE.
24898         * tree-core.h (tree_optimization_option): Derive from tree_base.
24899         (tree_target_option): Likewise.
24901 2017-01-11  Uros Bizjak  <ubizjak@gmail.com>
24903         * config/i386/i386.c (memory_address_length): Increase len
24904         only when rip_relative_addr_p returns false.
24906 2017-01-11  Julia Koval  <julia.koval@intel.com>
24908         * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
24909         (OPTION_MASK_ISA_SGX_SET): New.
24910         (ix86_handle_option): Handle OPT_msgx.
24911         * config.gcc: Added sgxintrin.h.
24912         * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
24913         * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
24914         * config/i386/i386.c (ix86_target_string): Add -msgx.
24915         (PTA_SGX): New.
24916         (ix86_option_override_internal): Handle new options.
24917         (ix86_valid_target_attribute_inner_p): Add sgx.
24918         * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
24919         * config/i386/i386.opt: Add msgx.
24920         * config/i386/sgxintrin.h: New file.
24921         * config/i386/x86intrin.h: Add sgxintrin.h.
24923 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
24925         PR c++/71537
24926         * fold-const.c (maybe_nonzero_address): Return 1 for function
24927         local objects.
24928         (tree_single_nonzero_warnv_p): Don't handle function local objects
24929         here.
24931         PR c++/72813
24932         * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
24933         of c-header.
24935 2017-01-11  David Malcolm  <dmalcolm@redhat.com>
24937         PR driver/78877
24938         * opts.c: Include "spellcheck.h"
24939         (struct string_fragment): New struct.
24940         (struct edit_distance_traits<const string_fragment &>): New
24941         struct.
24942         (get_closest_sanitizer_option): New function.
24943         (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
24945 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
24947         * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
24948         by 12.
24949         (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
24950         DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
24951         (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
24952         (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
24953         for initial die_offset if dwarf_split_debug_info.
24954         (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
24955         initial next_die_offset if dwo_id is non-NULL.  Don't emit padding
24956         fields.
24957         (output_skeleton_debug_sections): Formatting fix.  Use
24958         DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
24959         DWARF_COMPILE_UNIT_HEADER_SIZE.  Don't emit padding.
24961 2017-01-11  Wilco Dijkstra  <wdijkstr@arm.com>
24963         * config/arm/cortex-a53.md: Add bypasses for
24964         cortex_a53_r2f_cvt.
24965         (cortex_a53_r2f): Only use for transfers.
24966         (cortex_a53_f2r): Likewise.
24967         (cortex_a53_r2f_cvt): Add reservation for conversions.
24968         (cortex_a53_f2r_cvt): Likewise.
24970 2017-01-11  Tamar Christina  <tamar.christina@arm.com>
24972         * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
24973         to all inlined functions, change static to extern.
24975 2017-01-11  Christophe Lyon  <christophe.lyon@linaro.org>
24977         PR target/78253
24978         * config/arm/arm.c (legitimize_pic_address): Handle reference to
24979         weak symbol.
24980         (arm_assemble_integer): Likewise.
24982 2017-01-11  Richard Earnshaw  <rearnsha@arm.com>
24984         * config.gcc: Use new awk script to check CPU, FPU and architecture
24985         parameters for --with-... options.
24986         * config/arm/parsecpu.awk: New file
24987         * config/arm/arm-cpus.in: New file.
24988         * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
24989         files.
24990         * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
24991         files.
24992         * config/arm/t-arm: Update dependency rules.
24993         * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
24994         of processing .def files.
24995         * config/arm/genopt.sh: Deleted.
24996         * config/arm/gentune.sh: Deleted.
24997         * config/arm/arm-cores.def: Deleted.
24998         * config/arm/arm-arches.def: Deleted.
24999         * config/arm/arm-fpus.def: Deleted.
25000         * config/arm/arm-tune.md: Regenerated.
25001         * config/arm/arm-tables.opt: Regenerated.
25002         * config/arm/arm-cpu.h: New generated file.
25003         * config/arm/arm-cpu-data.h: New generated file.
25004         * config/arm/arm-cpu-cdata.h: New generated file.
25006 2017-01-11  Maxim Ostapenko  <m.ostapenko@samsung.com>
25008         PR lto/79042
25009         * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
25010         bit.
25011         (input_varpool_node): Unpack dynamically_initialized bit.
25013 2017-01-11  Eric Botcazou  <ebotcazou@adacore.com>
25015         PR rtl-optimization/79032
25016         * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
25017         the alignment of the adjusted memory reference against that of MODE,
25018         instead of the alignment of the original memory reference.
25020 2017-01-11  Martin Jambor  <mjambor@suse.cz>
25022         * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
25023         test.
25024         * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
25025         decorated functions.
25027 2017-01-11  Richard Biener  <rguenther@suse.de>
25029         * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
25030         set range/nonnull info for PHI results.  Do not set it on
25031         stmts marked for removal.
25033 2017-01-10  Eric Botcazou  <ebotcazou@adacore.com>
25035         * expr.c (store_field): In the bitfield case, fetch the return value
25036         from the registers before applying a single big-endian adjustment.
25037         Always do a final load for a BLKmode value not larger than a word.
25039 2017-01-10  David Malcolm  <dmalcolm@redhat.com>
25041         PR c++/77949
25042         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
25043         that we correctly handle column numbers greater than
25044         LINE_MAP_MAX_COLUMN_NUMBER.
25046 2017-01-10  Martin Sebor  <msebor@redhat.com>
25048         PR middle-end/78245
25049         * gimple-ssa-sprintf.c (get_destination_size): Call
25050         {init,fini}object_sizes.
25051         * tree-object-size.c (addr_object_size): Adjust.
25052         (pass_through_call): Adjust.
25053         (pass_object_sizes::execute): Adjust.
25054         * tree-object-size.h (fini_object_sizes): Declare.
25056 2017-01-10  Martin Sebor  <msebor@redhat.com>
25058         PR tree-optimization/78775
25059         * builtins.c (get_size_range): Move...
25060         * calls.c: ...to here.
25061         (alloc_max_size): Accept zero argument.
25062         (operand_signed_p): Remove.
25063         (maybe_warn_alloc_args_overflow): Call get_size_range.
25064         * calls.h (get_size_range): Declare.
25066 2017-01-10  Joe Seymour  <joe.s@somniumtech.com>
25068         * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
25069         from TI's devices.csv file as of September 2016.
25070         * config/msp430/msp430.c (msp430_mcu_data): Likewise.
25072 2017-01-10  Sandra Loosemore  <sandra@codesourcery.com>
25074         * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
25075         * doc/invoke.texi: Likewise.
25076         * doc/md.texi: Likewise.
25077         * doc/objc.texi: Likewise.
25079 2017-01-10  Joshua Conner  <joshconner@google.com>
25081         * config/arm/fuchsia-elf.h: New file.
25082         * config/fuchsia.h: New file.
25083         * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
25084         (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
25085         targets.
25086         * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
25088 2016-01-10  Richard Biener  <rguenther@suse.de>
25090         PR tree-optimization/79034
25091         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
25092         Propagate out degenerate PHIs in the joiner.
25094 2017-01-10  Martin Liska  <mliska@suse.cz>
25096         * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
25097         (sort_congruence_classes_by_decl_uid): Likewise.
25098         (sort_congruence_class_groups_by_decl_uid): Likewise.
25099         (sem_item_optimizer::merge_classes): Sort class, groups in these
25100         classes and members in the groups by DECL_UID of declarations.
25101         This would make merge operations stable.
25103 2017-01-10  Martin Liska  <mliska@suse.cz>
25105         * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
25106         usage of m_classes_vec.
25107         (sem_item_optimizer::~sem_item_optimizer):  Likewise.
25108         (sem_item_optimizer::get_group_by_hash): Likewise.
25109         (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
25110         (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
25111         (sem_item_optimizer::verify_classes): Likewise.
25112         (sem_item_optimizer::process_cong_reduction): Likewise.
25113         (sem_item_optimizer::dump_cong_classes): Likewise.
25114         (sem_item_optimizer::merge_classes): Likewise.
25115         * ipa-icf.h (congruence_class_hash): Rename from
25116         congruence_class_group_hash.  Remove declaration of m_classes_vec.
25118 2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>
25120         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
25121         OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
25122         * config.gcc: Add avx512vpopcntdqintrin.h.
25123         * config/i386/avx512vpopcntdqintrin.h: New.
25124         * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
25125         * config/i386/i386-builtin-types.def: Add new types.
25126         * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
25127         __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
25128         __builtin_ia32_vpopcountq_v8di_mask): New.
25129         * config/i386/i386-c.c (ix86_target_macros_internal): Define
25130         __AVX512VPOPCNTDQ__.
25131         * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
25132         (PTA_AVX512VPOPCNTDQ): Define.
25133         * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
25134         TARGET_AVX512VPOPCNTDQ_P): Define.
25135         * config/i386/i386.opt: Add mavx512vpopcntdq.
25136         * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
25137         * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
25139 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
25141         PR middle-end/77484
25142         * predict.def (PRED_CALL): Set to 67.
25144 2017-01-09  Eric Botcazou  <ebotcazou@adacore.com>
25146         * expr.c (store_field): In the bitfield case, if the value comes from
25147         a function call and is of an aggregate type returned in registers, do
25148         not modify the field mode; extract the value in all cases if the mode
25149         is BLKmode and the size is not larger than a word.
25151 2017-01-09  Dominique d'Humieres  <dominiq@lps.ens.fr>
25153         PR target/71017
25154         * config/i386/cpuid.h: Fix undefined behavior.
25156 2017-01-04  Jeff Law  <law@redhat.com>
25158         PR tree-optimization/79007
25159         PR tree-optimization/67955
25160         * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
25161         conservative for pt.null when flag_non_call_exceptions is on.
25163 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
25165         PR translation/79019
25166         PR translation/79020
25167         * params.def (PARAM_INLINE_MIN_SPEEDUP,
25168         PARAM_IPA_CP_SINGLE_CALL_PENALTY,
25169         PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
25170         in descriptions.
25171         * config/avr/avr.opt (maccumulate-args): Likewise.
25172         * config/msp430/msp430.opt (mwarn-mcu): Likewise.
25173         * common.opt (freport-bug): Likewise.
25174         * cif-code.def (CIF_FINAL_ERROR): Likewise.
25175         * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
25176         * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
25177         translatable string.
25178         * config/i386/i386.c (function_value_32): Likewise.
25179         * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
25180         * config/msp430/msp430.c (msp430_option_override, msp430_attr):
25181         Likewise.
25182         * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
25183         * common/config/msp430/msp430-common.c (msp430_handle_option):
25184         Likewise.
25185         * symtab.c (symtab_node::verify_base): Likewise.
25186         * opts.c (set_debug_level): Likewise.
25187         * tree.c (verify_type_variant): Likewise.  Fix typo in comment.
25188         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25189         missing whitespace to translatable strings.
25190         * config/avr/avr.md (bswapsi2): Fix typo in comment.
25191         * config/sh/superh.h: Likewise.
25192         * config/i386/xopintrin.h: Likewise.
25193         * config/i386/znver1.md: Likewise.
25194         * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
25195         * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
25196         * double-int.h (struct double_int): Likewise.
25197         * double-int.c (div_and_round_double): Likewise.
25198         * wide-int.cc: Likewise.
25199         * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
25200         * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
25201         * cfgcleanup.c (crossjumps_occured): Renamed to ...
25202         (crossjumps_occurred): ... this.
25203         (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
25204         Adjust all uses.
25206         PR tree-optimization/78899
25207         * tree-if-conv.c (version_loop_for_if_conversion): Instead of
25208         returning bool return struct loop *, NULL for failure and the new
25209         loop on success.
25210         (versionable_outer_loop_p): Don't version outer loop if it has
25211         dont_vectorized bit set.
25212         (tree_if_conversion): When versioning outer loop, ensure
25213         tree_if_conversion is performed also on the inner loop of the
25214         non-vectorizable outer loop copy.
25215         * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix.  Fold
25216         LOOP_VECTORIZED in inner loop of the scalar outer loop and
25217         prevent vectorization of it.
25218         (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
25219         the outer loop vectorization of the non-scalar version is attempted
25220         before vectorization of the inner loop in scalar version.  If
25221         outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
25222         vectorization of its inner loop.
25223         * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
25224         has 2 inner loops, rename also on edges from bb whose single pred
25225         is outer_loop->header.  Fix typo in function comment.
25227 2017-01-09  Martin Sebor  <msebor@redhat.com>
25229         PR bootstrap/79033
25230         * asan.c (asan_emit_stack_protection): Increase local buffer size
25231         to avoid snprintf truncation warning.
25233 2017-01-09  Andrew Pinski  <apinski@cavium.com>
25235         * config/aarch64/aarch64-cores.def: Add thunderx2t99.  Change vulcan
25236         to reference thunderx2t99 for the tuning structure
25237         * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
25238         Rename to ...
25239         (thunderx2t99_extra_costs): This.
25240         * config/aarch64/aarch64-tune.md: Regenerate.
25241         * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
25242         (vulcan_addrcost_table): This.
25243         (vulcan_regmove_cost): Rename to ...
25244         (thunderx2t99_regmove_cost): This.
25245         (vulcan_vector_cost): Rename to ...
25246         (thunderx2t99_vector_cost): this.
25247         (vulcan_branch_cost): Rename to ...
25248         (thunderx2t99_branch_cost): This.
25249         (vulcan_tunings): Rename to ...
25250         (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
25251         * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
25253 2017-01-09  Martin Jambor  <mjambor@suse.cz>
25255         PR ipa/78365
25256         PR ipa/78599
25257         * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
25258         * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
25259         (propagate_vr_accross_jump_function): Use the above function for all
25260         value range computations for pass-through jump functions and type
25261         converasion from explicit value range values.
25262         (ipcp_propagate_stage): Do not attempt to deduce types of formal
25263         parameters from TYPE_ARG_TYPES.
25264         * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
25265         (ipa_write_node_info): Stream type of the actual argument.
25266         (ipa_read_node_info): Likewise. Also remove trailing whitespace.
25268 2017-01-09  Martin Liska  <mliska@suse.cz>
25270         PR pch/78970
25271         * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
25272         (lookup_compiler): Do not show error message with have_E.
25274 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
25276         PR tree-optimization/78938
25277         * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
25278         where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
25279         BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
25280         {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR.  Formatting
25281         fixes.
25283 2017-01-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
25285         * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
25286         is const0_rtx.
25288 2017-01-09  Richard Biener  <rguenther@suse.de>
25290         PR tree-optimization/78997
25291         * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
25292         name condition properly.
25294 2017-01-09  Richard Biener  <rguenther@suse.de>
25296         PR debug/79000
25297         * dwarf2out.c (is_cxx): New overload with context.
25298         (is_naming_typedef_decl): Use it.
25300 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
25302         * invoke.texi (Option Summary): Correct spacing in option lists
25303         and add line breaks to fix over-long lines.
25305 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
25307         PR middle-end/17660
25309         * extend.texi (Common Variable Attributes): Add xref to GCC
25310         Internals manual to explain mode attribute keywords.
25312 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
25314         PR other/16519
25315         * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
25316         and Preprocessor Options.
25317         (Options for Linking): Document -pthread here....
25318         (RS/6000 and PowerPC Options): ...not here.
25319         (Solaris 2 Options): ...or here.
25320         * doc/cppopts.texi: Document -pthread.
25322 2017-01-08  Martin Sebor  <msebor@redhat.com>
25324         PR middle-end/77708
25325         * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
25326         * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
25327         New member functions.
25328         (format_directive): Used them.
25329         (add_bytes): Same.
25330         (pass_sprintf_length::handle_gimple_call): Same.
25331         * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
25332         to avoid truncation for any argument.
25333         (extract_affine_mul): Same.
25334         * tree.c (get_file_function_name): Same.
25336 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
25338         PR middle-end/77484
25339         * predict.def (PRED_INDIR_CALL): Set to 86.
25341 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
25343         PR preprocessor/54124
25344         * doc/cppopts.texi: Reformat -d subtable to list the full name
25345         of the options.  Add cross-reference to the docs for the general
25346         compiler -d options.
25347         * doc/invoke.texi (Developer Options): Add cross-reference to the
25348         preprocessor-specific -d option documentation.
25350 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
25352         PR preprocessor/13498
25353         * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
25354         redudant material, and reflect new command-line options.
25355         (System Headers): Likewise.
25357 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
25359         * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
25360         -isystem, and -idirafter.  Copy-edit.
25361         * doc/cppopts.texi: Copy-edit.  Remove contradiction about
25362         default for -ftrack-macro-expansion.  Delete obsolete and
25363         badly-formatted implementation details about -fdebug-cpp output.
25364         * doc/cppwarnopts.texi: Copy-edit.
25366 2017-01-07  David Malcolm  <dmalcolm@redhat.com>
25368         PR c++/72803
25369         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
25370         that the transition from a max line width >= 1<<10 to narrower
25371         lines works correctly.
25373 2017-01-07  Alexandre Oliva <aoliva@redhat.com>
25375         * doc/options.texi (PerFunction): New.
25376         * opt-functions.awk (switch_flags): Map both Optimization and
25377         PerFunction to CL_OPTIMIZATION.
25378         * opth-gen.awk: Test for PerFunction flag along with
25379         Optimization.
25380         * optc-save-gen.awk: Likewise.  Introduce var_opt_hash and set
25381         it only when the latter is present.  Skip those that don't in
25382         the hash function generator.
25383         * common.opt (fvar-tracking): Mark as PerFunction instead of
25384         Optimization.
25385         (fvar-tracking-assignments): Likewise.
25386         (fvar-tracking-assignments-toggle): Likewise.
25387         (fvar-tracking-uninit): Likewise.
25389 2017-01-07  Jakub Jelinek  <jakub@redhat.com>
25391         PR translation/79018
25392         * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
25393         the and store.
25395 2017-01-06  Mikael Pettersson  <mikpelinux@gmail.com>
25397         PR target/57583
25398         * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
25399         * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
25400         TARGET_LONG_JUMP_TABLE_OFFSETS.
25401         * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
25402         * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
25403         * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
25404         (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
25405         * config/m68k/m68k.md (tablejump expander): Likewise.
25406         (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
25407         TARGET_LONG_JUMP_TABLE_OFFSETS.
25408         (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
25409         * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
25411 2017-01-06  Edgar E. Iglesias <edgar.iglesias@xilinx.com>
25412             David Holsgrove <david.holsgrove@xilinx.com>
25414         * common/config/microblaze/microblaze-common.c
25415         (TARGET_EXCEPT_UNWIND_INFO): Remove.
25416         * config/microblaze/microblaze-protos.h (microblaze_eh_return):
25417         New prototype.
25418         * config/microblaze/microblaze.c (microblaze_must_save_register)
25419         (microblaze_expand_epilogue, microblaze_return_addr): Handle
25420         calls_eh_return.
25421         (microblaze_eh_return): New function.
25422         * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
25423         (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
25424         (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
25425         * config/microblaze/microblaze.md (eh_return): New pattern.
25427 2017-01-06  Jakub Jelinek  <jakub@redhat.com>
25429         * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
25430         GCC_DIAGNOSTIC_STRINGIFY): Define.
25432         * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
25434 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
25436         * config/arm/arm.md (<mcrr>): New.
25437         (<mrrc>): New.
25438         * config/arm/arm.c (arm_arch5te): New.
25439         (arm_option_override): Set arm_arch5te.
25440         (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
25441         and mrrc2.
25442         * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
25443         (arm_mcrr_qualifiers): ... this. New.
25444         (MRRC_QUALIFIERS): Define to...
25445         (arm_mrrc_qualifiers): ... this. New.
25446         * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
25447         __arm_mrrc2): New.
25448         * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
25449         * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
25450         (MRRCI, mrrc, MRRC): New.
25451         * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
25452         VUNSPEC_MRRC2): New.
25454 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
25456         * config/arm/arm.md (<mcr>): New.
25457         (<mrc>): New.
25458         * config/arm/arm.c (arm_coproc_builtin_available): Add
25459         support for mcr, mrc, mcr2 and mrc2.
25460         * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
25461         (arm_mcr_qualifiers): ... this. New.
25462         (MRC_QUALIFIERS): Define to ...
25463         (arm_mrc_qualifiers): ... this. New.
25464         (MCR_QUALIFIERS): Define to ...
25465         (arm_mcr_qualifiers): ... this. New.
25466         * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
25467         __arm_mrc2): New.
25468         * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
25469         * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
25470         * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
25471         VUNSPEC_MRC2): New.
25473 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
25475         * config/arm/arm.md (*ldc): New.
25476         (*stc): New.
25477         (<ldc>): New.
25478         (<stc>): New.
25479         * config/arm/arm.c (arm_coproc_builtin_available): Add
25480         support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
25481         (arm_coproc_ldc_stc_legitimate_address): New.
25482         * config/arm/arm-builtins.c (arm_type_qualifiers): Add
25483         'qualifier_const_pointer'.
25484         (LDC_QUALIFIERS): Define to...
25485         (arm_ldc_qualifiers): ... this. New.
25486         (STC_QUALIFIERS): Define to...
25487         (arm_stc_qualifiers): ... this. New.
25488         * config/arm/arm-protos.h
25489         (arm_coproc_ldc_stc_legitimate_address): New.
25490         * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
25491         __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
25492         * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
25493         stc2, stcl, stc2l): New.
25494         * config/arm/constraints.md (Uz): New.
25495         * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
25496         * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
25497         VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
25498         VUNSPEC_STC2L): New.
25500 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
25502         * config/arm/arm.md (<cdp>): New.
25503         * config/arm/arm.c (neon_const_bounds): Rename this ...
25504         (arm_const_bounds): ... this.
25505         (arm_coproc_builtin_available): New.
25506         * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
25507         (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
25508         (CDP_QUALIFIERS): Define to...
25509         (arm_cdp_qualifiers): ... this. New.
25510         (void_UP): Define.
25511         (arm_expand_builtin_args): Add case for 6 arguments.
25512         * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
25513         (arm_const_bounds): ... this.
25514         (arm_coproc_builtin_available): New.
25515         * config/arm/arm_acle.h (__arm_cdp): New.
25516         (__arm_cdp2): New.
25517         * config/arm/arm_acle_builtins.def (cdp): New.
25518         (cdp2): New.
25519         * config/arm/iterators.md (CDPI,CDP,cdp): New.
25520         * config/arm/neon.md: Rename all 'neon_const_bounds' to
25521         'arm_const_bounds'.
25522         * config/arm/types.md (coproc): New.
25523         * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
25524         * doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
25525         * doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
25526         arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
25528 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
25530         * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
25531         (UBINOP_QUALIFIERS): New.
25532         (si_UP): Define.
25533         (acle_builtin_data): New. Change comment.
25534         (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
25535         ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
25536         ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
25537         arm_acle_builtins.def.
25538         (ARM_BUILTIN_ACLE_PATTERN_START): Define.
25539         (arm_init_acle_builtins): New.
25540         (CRC32_BUILTIN): Remove.
25541         (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
25542         crc32cb, crc32ch and crc32cw.
25543         (arm_init_crc32_builtins): Remove.
25544         (arm_init_builtins): Use arm_init_acle_builtins rather
25545         than arm_init_crc32_builtins.
25546         (arm_expand_acle_builtin): New.
25547         (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
25548         * config/arm/arm_acle_builtins.def: New.
25550 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
25552         * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
25553         (arm_builtin_datum): ... this.
25554         (arm_init_neon_builtin): Rename to ...
25555         (arm_init_builtin): ... this. Add a new parameters PREFIX
25556         and USE_SIG_IN_NAME.
25557         (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
25558         'arm_init_builtin'. Replace type 'neon_builtin_datum' with
25559         'arm_builtin_datum'.
25560         (arm_init_vfp_builtins): Likewise.
25561         (builtin_arg): Rename enum's replacing 'NEON_ARG' with
25562         'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
25563         (arm_expand_neon_args): Rename to ...
25564         (arm_expand_builtin_args): ... this. Rename builtin_arg
25565         enum values and differentiate between ARG_BUILTIN_MEMORY
25566         and ARG_BUILTIN_NEON_MEMORY.
25567         (arm_expand_neon_builtin_1): Rename to ...
25568         (arm_expand_builtin_1): ... this. Rename builtin_arg enum
25569         values, arm_expand_builtin_args and add bool parameter NEON.
25570         (arm_expand_neon_builtin): Use arm_expand_builtin_1.
25571         (arm_expand_vfp_builtin): Likewise.
25572         (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
25574 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
25576         PR middle-end/77484
25577         * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
25578         * predict.c (tree_estimate_probability_bb): Reverse direction of
25579         polymorphic call predictor.
25581 2017-01-06  David Malcolm  <dmalcolm@redhat.com>
25583         * passes.c (execute_one_pass): Split out pass-skipping logic into...
25584         (determine_pass_name_match): ...this new function and...
25585         (should_skip_pass_p): ...this new function.
25587 2017-01-06  Nathan Sidwell  <nathan@acm.org>
25589         * ipa-visibility.c (function_and_variable_visibility): Reformat
25590         comments and long lines.  Remove extrneous if.
25591         * symtab.c (symtab_node::make_decl_local): Fix code format.
25592         (symtab_node::set_section_for_node): Fix comment typo.
25594 2017-01-06  Martin Liska  <mliska@suse.cz>
25596         PR bootstrap/79003
25597         * lra-constraints.c: Rename invariant to lra_invariant.
25598         * predict.c (set_even_probabilities): Initialize e to NULL.
25600 2017-01-05  Martin Sebor  <msebor@redhat.com>
25602         PR tree-optimization/78910
25603         * gimple-ssa-sprintf.c (tree_digits): Add an argument.
25604         (format_integer): Correct off-by-one error in the handling
25605         of precision with negative numbers in signed conversions..
25607 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
25609         * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
25611 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
25613         PR tree-optimization/71016
25614         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
25615         factor_out_conditional_conversion.  Formatting fix.
25616         (factor_out_conditional_conversion): Add cond_stmt argument.
25617         If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
25618         cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
25619         Formatting fix.
25621 2017-01-05  David Malcolm  <dmalcolm@redhat.com>
25623         * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
25624         read-rtl-function.o, and selftest-rtl.o.
25625         * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
25626         (selftest::aarch64_test_loading_full_dump): New function.
25627         (selftest::aarch64_run_selftests): New function.
25628         (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
25629         selftest::aarch64_run_selftests.
25630         * config/i386/i386.c
25631         (selftest::ix86_test_loading_dump_fragment_1): New function.
25632         (selftest::ix86_test_loading_call_insn): New function.
25633         (selftest::ix86_test_loading_full_dump): New function.
25634         (selftest::ix86_test_loading_unspec): New function.
25635         (selftest::ix86_run_selftests): Call the new functions.
25636         * emit-rtl.c (maybe_set_max_label_num): New function.
25637         * emit-rtl.h (maybe_set_max_label_num): New decl.
25638         * function.c (instantiate_decls): Guard call to
25639         instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
25640         * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
25641         "static".
25642         * gensupport.c (gen_reader::gen_reader): Pass "false"
25643         for new "compact" param of rtx_reader.
25644         * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
25645         rather than an empty string for NULL strings.
25646         * read-md.c: Potentially include config.h rather than bconfig.h.
25647         Wrap include of errors.h with #ifdef GENERATOR_FILE.
25648         (have_error): New global, copied from errors.c.
25649         (md_reader::read_name): Rename to...
25650         (md_reader::read_name_1): ...this, adding "out_loc" param,
25651         and converting "missing name or number" to returning false, rather
25652         than failing.
25653         (md_reader::read_name): Reimplement in terms of read_name_1.
25654         (md_reader::read_name_or_nil): New function.
25655         (md_reader::read_string): Handle "(nil)" by returning NULL.
25656         (md_reader::md_reader): Add new param "compact".
25657         (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
25658         (md_reader::read_file): New method.
25659         * read-md.h (md_reader::md_reader): Add new param "compact".
25660         (md_reader::read_file): New method.
25661         (md_reader::is_compact): New accessor.
25662         (md_reader::read_name): Convert return type from void to file_location.
25663         (md_reader::read_name_or_nil): New decl.
25664         (md_reader::read_name_1): New decl.
25665         (md_reader::m_compact): New field.
25666         (noop_reader::noop_reader): Pass "false" for new "compact" param
25667         of rtx_reader.
25668         (rtx_reader::rtx_reader): Add new "compact" param.
25669         (rtx_reader::read_rtx_operand): Make virtual and convert return
25670         type from void to rtx.
25671         (rtx_reader::read_until): New decl.
25672         (rtx_reader::handle_any_trailing_information): New virtual function.
25673         (rtx_reader::postprocess): New virtual function.
25674         (rtx_reader::finalize_string): New virtual function.
25675         (rtx_reader::m_in_call_function_usage): New field.
25676         (rtx_reader::m_reuse_rtx_by_id): New field.
25677         * read-rtl-function.c: New file.
25678         * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
25679         * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
25680         (selftest::verify_three_block_rtl_cfg): New decl.
25681         * read-rtl-function.h: New file.
25682         * read-rtl.c: Potentially include config.h rather than bconfig.h.
25683         For host, include function.h, memmodel.h, and emit-rtl.h.
25684         (one_time_initialization): New function.
25685         (struct compact_insn_name): New struct.
25686         (compact_insn_names): New array.
25687         (find_code): Handle insn codes in compact dumps.
25688         (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
25689         (bind_subst_iter_and_attr): Likewise.
25690         (add_condition_to_string): Likewise.
25691         (add_condition_to_rtx): Likewise.
25692         (apply_attribute_uses): Likewise.
25693         (add_current_iterators): Likewise.
25694         (apply_iterators): Likewise.
25695         (initialize_iterators): Guard usage of apply_subst_iterator with
25696         #ifdef GENERATOR_FILE.
25697         (read_conditions): Wrap with #ifdef GENERATOR_FILE.
25698         (md_reader::read_mapping): Likewise.
25699         (add_define_attr_for_define_subst): Likewise.
25700         (add_define_subst_attr): Likewise.
25701         (read_subst_mapping): Likewise.
25702         (check_code_iterator): Likewise.
25703         (rtx_reader::read_rtx): Likewise.  Move one-time initialization
25704         logic to...
25705         (one_time_initialization): New function.
25706         (rtx_reader::read_until): New method.
25707         (read_flags): New function.
25708         (parse_reg_note_name): New function.
25709         (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
25710         Handle reuse_rtx ids.
25711         Wrap iterator lookup within #ifdef GENERATOR_FILE.
25712         Add parsing support for RTL dumps, mirroring the special-cases in
25713         print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
25714         values, and calling handle_any_trailing_information.
25715         (rtx_reader::read_rtx_operand): Convert return type from void
25716         to rtx, returning return_rtx.  Handle case 'e'.  Call
25717         finalize_string on XSTR and XTMPL fields.
25718         (rtx_reader::read_nested_rtx):  Handle dumps in which trailing
25719          "(nil)" values were omitted.  Call the postprocess vfunc on the
25720         return_rtx.
25721         (rtx_reader::rtx_reader): Add new "compact" param and pass to base
25722         class ctor.  Initialize m_in_call_function_usage.  Call
25723         one_time_initialization.
25724         * rtl-tests.c (selftest::test_uncond_jump): Call
25725         set_new_first_and_last_insn.
25726         * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
25727         * selftest-rtl.c: New file.
25728         * selftest-rtl.h (class selftest::rtl_dump_test): New class.
25729         (selftest::get_insn_by_uid): New decl.
25730         * selftest-run-tests.c (selftest::run_tests): Call
25731         read_rtl_function_c_tests.
25732         * selftest.h  (selftest::read_rtl_function_c_tests): New decl.
25733         * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
25734         dumps.
25736 2017-01-05  Uros Bizjak  <ubizjak@gmail.com>
25738         * config/i386/i386.md (*testqi_ext_3): No need to handle memory
25739         operands in a special way.  Assert that pos+len <= mode precision.
25741 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
25743         * common.opt (fvect-cost-model): Remove RejectNegative flag, use
25744         3 argument Alias with unlimited for the negative form.
25745         (fno-vect-cost-model): Removed.
25747 2017-01-05  Martin Liska  <mliska@suse.cz>
25749         * hsa-gen.c (gen_hsa_divmod): New function.
25750         (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
25752 2017-01-05  Martin Liska  <mliska@suse.cz>
25754         PR pch/78970
25755         * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
25756         header.
25758 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
25760         * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
25761         small constant length operands.
25763 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
25765         * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
25766         between loop iterations.
25768 2017-01-05  Martin Liska  <mliska@suse.cz>
25770         PR sanitizer/78815
25771         * gimplify.c (gimplify_decl_expr): Compare to
25772         asan_poisoned_variables instread of checking flags.
25773         (gimplify_target_expr): Likewise.
25774         (gimplify_expr): Likewise.
25775         (gimplify_function_tree): Conditionally initialize
25776         asan_poisoned_variables.
25778 2017-01-04  Jeff Law  <law@redhat.com>
25780         PR tree-optimizatin/78812
25781         * rtl.h (contains_mem_rtx_p): Prototype.
25782         * ifcvt.c (containts_mem_rtx_p): Move from here to...
25783         * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
25784         * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
25785         and prune MEMs that are not at the toplevel of a SET_SRC rtx.  Look
25786         through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
25788 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
25790         * input.c (assert_char_at_range): Default-initialize actual_range.
25792 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
25794         * df-scan.c (df_ref_create_structure): Make regno unsigned,
25795         to match the caller.
25797 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
25799         * cfgexpand.c (expand_gimple_basic_block): Disregard debug
25800         insns after final jump in test to emit dummy move.
25802 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
25804         * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
25805         * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
25807 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
25809         * multiple_target.c (create_dispatcher_calls): Init e_next.
25810         * tree-ssa-loop-split.c (split_loop): Init border.
25811         * tree-vect-loop.c (vect_determine_vectorization_factor): Init
25812         scalar_type.
25814 2017-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
25816         PR target/71977
25817         PR target/70568
25818         PR target/78823
25819         * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
25820         (altivec_register_operand): Do not return true if the operand
25821         contains a SUBREG mixing SImode and SFmode.
25822         (vsx_register_operand): Likewise.
25823         (vsx_reg_sfsubreg_ok): New predicate.
25824         (vfloat_operand): Do not return true if the operand contains a
25825         SUBREG mixing SImode and SFmode.
25826         (vint_operand): Likewise.
25827         (vlogical_operand): Likewise.
25828         (gpc_reg_operand): Likewise.
25829         (int_reg_operand): Likewise.
25830         * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
25831         * config/rs6000/rs6000.c (valid_sf_si_move): New function to
25832         determine if a MOVSI or MOVSF operation contains SUBREGs that mix
25833         SImode and SFmode.
25834         (rs6000_emit_move_si_sf_subreg): New helper function.
25835         (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
25836         fixup SUBREGs involving SImode and SFmode.
25837         * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
25838         numbers for the new peephole2 optimization.
25839         (peephole2 for SFmode unions): New peephole2 to optimize cases in
25840         the GLIBC math library that do AND/IOR/XOR operations on single
25841         precision floating point.
25842         * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
25843         target macros to say whether we need to avoid SUBREGs mixing
25844         SImode and SFmode.
25845         (TARGET_ALLOW_SF_SUBREG): Likewise.
25846         * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
25847         (UNSPEC_SI_FROM_SF): Likewise.
25848         (iorxor): Change spacing.
25849         (and_ior_xor): New iterator for AND, IOR, and XOR.
25850         (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
25851         (movdi_from_sf_zero_ext): Likewise.
25852         (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
25853         instead of gpc_reg_operand.  Add SImode/SFmode SUBREG support.
25854         (movsf_from_si): New insn for SImode/SFmode SUBREG support.
25855         (fma<mode>4): Use gpc_reg_operand instead of register_operand.
25856         (fms<mode>4): Likewise.
25857         (fnma<mode>4): Likewise.
25858         (fnms<mode>4): Likewise.
25859         (nfma<mode>4): Likewise.
25860         (nfms<mode>4): Likewise.
25862 2017-01-04  Marek Polacek  <polacek@redhat.com>
25864         PR c++/64767
25865         * doc/invoke.texi: Document -Wpointer-compare.
25867 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
25869         * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
25870         RejectNegative.
25872         * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
25873         descriptions for -gdwarf-5 and emit them as uleb128 instead of
25874         2-byte data.
25876 2017-01-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>
25878         PR target/78056
25879         * doc/sourcebuild.texi (PowerPC-specific attributes): Add
25880         documentation of the powerpc_popcntb_ok attribute.
25881         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
25882         code to issue warning messages if a requested CPU configuration is
25883         not supported by the binary (assembler and loader) toolchain.
25884         (spe_init_builtins): Add two assertions to prevent ICE if attempt is
25885         made to define a built-in function that has been disabled.
25886         (paired_init_builtins): Add assertion to prevent ICE if attempt is
25887         made to define a built-in function that has been disabled.
25888         (altivec_init_builtins): Add comment explaining why definition
25889         of the DST built-in functions is not preceded by an assertion
25890         check.  Add assertions to prevent ICE if attempts are made to
25891         define an altivec predicate or an abs* built-in function that has
25892         been disabled.
25893         (htm_init_builtins): Add comment explaining why definition of the
25894         htm built-in functions is not preceded by an assertion check.
25896 2017-01-04  Jeff Law  <law@redhat.com>
25898         PR tree-optimizatin/67955
25899         * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
25900         Allow any SSA_VAR_P as the base objects.  Use integer_zerop.  Verify
25901         the points-to solution does not include pt_null.  Use DECL_PT_UID
25902         unconditionally.
25904 2017-01-04  Uros Bizjak  <ubizjak@gmail.com>
25906         * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
25907         Use gen_int_mode instead of gen_lopwart for const_int operands.
25909 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
25911         PR tree-optimization/71563
25912         * match.pd: Simplify X << Y into X if Y is known to be 0 or
25913         out of range value - has low bits known to be zero.
25915 2017-01-04  Alan Modra  <amodra@gmail.com>
25917         * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
25918         * configure: Regenerate.
25919         * config.in: Regenerate.
25921 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
25923         PR bootstrap/77569
25924         * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
25925         a substring of the message, but strcmp with the whole message.  Ifdef
25926         ENABLE_NLS, translate the message first using dgettext.
25928 2017-01-03  Jeff Law  <law@redhat.com>
25930         PR tree-optimizatin/78856
25931         * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
25932         (mark_threaded_blocks): Remove code to truncate thread paths that
25933         cross multiple loop headers.  Instead invalidate the cached loop
25934         iteration information and handle case of a thread path walking
25935         into an irreducible region.
25937 2017-01-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
25939         PR target/78900
25940         * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
25941         assertions.  Add support for doing the signbit if the IEEE 128-bit
25942         floating point value is in a GPR.
25943         * config/rs6000/rs6000.md (Fsignbit): Delete.
25944         (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
25945         Update the length attribute if the value is in a GPR.
25946         (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
25947         the sign or zero extension instruction, since the value is always 0/1.
25948         (signbit<mode>2_dm2): Delete using <Fsignbit>.
25950         PR target/78953
25951         * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
25952         extracting SImode to a GPR register so that we can generate a
25953         store, limit the vector to be in a traditional Altivec register
25954         for the vextuwrx instruction.
25956 2017-01-03  Ian Lance Taylor  <iant@google.com>
25958         * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
25960 2017-01-03  Martin Sebor  <msebor@redhat.com>
25962         PR tree-optimization/78696
25963         * gimple-ssa-sprintf.c (format_floating): Correct handling of
25964         precision.  Use MPFR for %f for greater fidelity.  Correct handling
25965         of %g.
25966         (pass_sprintf_length::compute_format_length): Set width and precision
25967         specified by asrerisk to void_node for vararg functions.
25968         (try_substitute_return_value): Adjust dump output.
25970 2017-01-03  David Edelsohn  <dje.gcc@gmail.com>
25972         * doc/invoke.texi (RS6000 options): LRA is enabled by default.
25974 2017-01-03  Eric Botcazou  <ebotcazou@adacore.com>
25976         * doc/invoke.texi (SPARC options): Document -mlra as the default.
25977         * config/sparc/sparc.c (sparc_option_override): Force LRA unless
25978         -mlra/-mno-lra was passed to the compiler.
25980 2017-01-03  James Cowgill  <James.Cowgill@imgtec.com>
25982         PR rtl-optimization/65618
25983         * emit-rtl.c (try_split): Move initialization of "before" and
25984         "after" to just before the call to emit_insn_after_setloc.
25986 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
25988         * doc/md.texi (Standard Names): Remove reference to Java frontend.
25990 2017-01-03  Pierre-Marie de Rodat  <derodat@adacore.com>
25992         * dwarf2out.c (gen_enumeration_type_die): When
25993         -gno-strict-dwarf, add a DW_AT_encoding attribute.
25995 2017-01-03  Jakub Jelinek  <jakub@redhat.com>
25997         PR tree-optimization/78965
25998         * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
25999         Change first argument from const call_info & to call_info &.  For %n
26000         set info.nowrite to false.
26002         PR middle-end/78901
26003         * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
26004         possibly throwing calls.
26006         * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
26007         and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
26008         and fns handling, rather than in a separate case SSA_NAME.
26010 2017-01-02  Jeff Law  <law@redhat.com>
26012         * config/darwin-driver.c (darwin_driver_init): Const-correctness
26013         fixes for first_period and second_period variables.
26015 2017-01-02  Uros Bizjak  <ubizjak@gmail.com>
26017         PR target/78967
26018         * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
26019         (*insvqi_1): New insn pattern.
26020         (*insvqi_1_mem_rex64): Ditto.
26021         (*insvqi_2): Ditto.
26022         (*insvqi_3): Rename from *insvqi.
26024         (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
26026 2017-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
26028         * doc/cfg.texi (Edges): Remove reference to Java.
26029         (Maintaining the CFG): Ditto.
26031 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
26033         PR middle-end/77674
26034         * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
26035         transparent aliases.
26037 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
26039         PR middle-end/77484
26040         * predict.def (PRED_CALL): Update hitrate.
26041         (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
26042         * predict.c (tree_estimate_probability_bb): Split CALL predictor
26043         into direct/indirect/polymorphic variants.
26045 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
26047         Update copyright years.
26049         * gcc.c (process_command): Update copyright notice dates.
26050         * gcov-dump.c (print_version): Ditto.
26051         * gcov.c (print_version): Ditto.
26052         * gcov-tool.c (print_version): Ditto.
26053         * gengtype.c (create_file): Ditto.
26054         * doc/cpp.texi: Bump @copying's copyright year.
26055         * doc/cppinternals.texi: Ditto.
26056         * doc/gcc.texi: Ditto.
26057         * doc/gccint.texi: Ditto.
26058         * doc/gcov.texi: Ditto.
26059         * doc/install.texi: Ditto.
26060         * doc/invoke.texi: Ditto.
26062 Copyright (C) 2017 Free Software Foundation, Inc.
26064 Copying and distribution of this file, with or without modification,
26065 are permitted in any medium without royalty provided the copyright
26066 notice and this notice are preserved.