1 2016-11-15 Matthias Klose <doko@ubuntu.com>
3 * doc/install.texi: Remove references to gcj/libjava.
4 * doc/invoke.texi: Likewise.
6 2016-11-15 Jeff Law <law@redhat.com>
8 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
9 parameter. Callers changed.
10 (check-subpath_and_update_thread_path): Extracted from
11 fsm_find_control_statement_thread_paths.
12 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
13 (handle_phi, handle_assignment): Allow any constant node, not
16 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
18 * config/arc/arc-arch.h: New file.
19 * config/arc/arc-arches.def: Likewise.
20 * config/arc/arc-cpus.def: Likewise.
21 * config/arc/arc-options.def: Likewise.
22 * config/arc/t-multilib: Likewise.
23 * config/arc/genmultilib.awk: Likewise.
24 * config/arc/genoptions.awk: Likewise.
25 * config/arc/arc-tables.opt: Likewise.
26 * config/arc/driver-arc.c: Likewise.
27 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
28 * common/config/arc/arc-common.c (arc_handle_option): Trace
30 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
31 options; check for supported cpu against arc-cpus.def file.
32 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
33 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
34 * config/arc/arc-c.def: Add emacs local variables.
35 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
36 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
37 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
38 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
39 (DEFAULT_arc_fpu_build): Define.
40 (DEFAULT_arc_mpy_option): Define.
41 * config/arc/arc-protos.h (arc_init): Delete.
42 * config/arc/arc.c (arc_cpu_name): New variable.
43 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
44 (arc_arc700, arc_arc600, arc_arc601): New variable.
45 (arc_init): Add static; remove selection of default tune value,
46 cleanup obsolete error messages.
47 (arc_override_options): Make use of .def files for selecting the
48 right cpu and option configurations.
49 * config/arc/arc.h (stdbool.h): Include.
50 (TARGET_CPU_DEFAULT): Define.
51 (CPP_SPEC): Remove mcpu=NPS400 handling.
52 (arc_cpu_to_as): Declare.
53 (EXTRA_SPEC_FUNCTIONS): Define.
54 (OPTION_DEFAULT_SPECS): Likewise.
55 (ASM_DEFAULT): Remove.
56 (ASM_SPEC): Use arc_cpu_to_as.
57 (DRIVER_SELF_SPECS): Remove deprecated options.
58 (arc_base_cpu): Declare.
59 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
60 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
62 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
63 * config/arc/arc.md (attr_cpu): Remove.
64 * config/arc/arc.opt (mno-mpy): Deprecate.
65 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
67 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
69 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
70 (arc_fpu): Use new defines.
71 (mpy-option): Change to use numeric or string like inputs.
72 * config/arc/t-arc (driver-arc.o): New target.
73 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
74 * config/arc/t-arc-newlib: Delete.
75 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
76 * doc/invoke.texi (ARC): Update arc options.
78 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
80 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
81 insn at the beginning of the constant pool.
82 (mips_insert_insn_pseudos): New function.
83 (mips_machine_reorg2): Call it.
84 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
85 UNSPEC_INSN_PSEUDO enum values.
86 (insn_pseudo, consttable): New insns.
88 2016-11-15 Michael Matz <matz@suse.de>
90 PR missed-optimization/77881
91 * combine.c (simplify_comparison): Remove useless subregs
92 also inside the loop, not just after it.
93 (make_compound_operation): Recognize some subregs as being
96 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
97 Alan Hayward <alan.hayward@arm.com>
98 David Sherwood <david.sherwood@arm.com>
100 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
103 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
105 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
106 for using xxinsertw and vinsert{b,h} on ISA 3.0.
108 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
109 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
110 vinsert{b,h} on ISA 3.0.
112 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
114 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
115 and cmpnop in two steps: first the ones not accessed in original gimple
116 expression in a endian independent way and then the ones not accessed
117 in the final result in an endian-specific way.
118 (bswap_replace): Stop doing big endian adjustment.
120 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
122 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
123 (*ashl<mode>3_doubleword): Ditto.
125 2016-11-14 Martin Liska <mliska@suse.cz>
127 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra
130 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
131 Richard Biener <rguenther@suse.de>
133 * doc/invoke.texi (fgimple): Document.
134 * dumpfile.h (TDF_GIMPLE): Add.
135 * dumpfile.c (dump_options): Add gimple.
136 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
138 (dump_gimple_label): Likewise.
139 (dump_gimple_phi): Likewise.
140 (dump_gimple_bb_header): Likewise.
141 (dump_phi_nodes): Likewise.
142 (pp_cfg_jump): Likewise. Pass in dump flags.
143 (dump_implicit_edges): Adjust.
144 * passes.c (pass_init_dump_file): Do not dump function header
146 * tree-cfg.c (dump_function_to_file): Dump function return type
147 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
149 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
150 (dump_generic_node): Likewise.
151 * function.h (struct function): Add pass_startwith member.
152 * passes.c (execute_one_pass): Implement startwith.
153 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
154 and assign proper version for parsed ssa names.
155 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
156 * internal-fn.c (expand_PHI): New function.
157 * internal-fn.h (expand_PHI): Declared here.
158 * internal-fn.def: New defination for PHI.
159 * tree-cfg.c (lower_phi_internal_fn): New function.
160 (build_gimple_cfg): Call it.
161 (verify_gimple_call): Condition for passing label as arg in internal
163 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
164 present PHIs with arguments.
166 2016-11-14 Martin Liska <mliska@suse.cz>
169 * common.opt: Add prefer-atomic as a new enum value for
171 * coretypes.h: Likewise.
172 * doc/invoke.texi: Document the new option value.
173 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
174 * tree-profile.c (tree_profiling): Select default value
175 of -fprofile-update when 'prefer-atomic' is selected.
177 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
179 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
180 (cortex_a57_alu_shift): ...here.
182 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
184 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
186 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
187 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
188 (<optab>si3_insn_uxtw): Likewise.
189 (<optab><mode>3_insn): Likewise.
190 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
191 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
192 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
193 (<optab><mode>): Likewise.
194 (insv<mode>): Likewise.
195 (andim_ashift<mode>_bfiz): Likewise.
196 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
197 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
198 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
199 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
200 (exynos_m1_alu_p): Likewise.
201 * config/arm/types.md: Add bfx.
202 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
204 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
206 * config/aarch64/aarch64.c (cortexa57_vector_cost):
207 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
209 2016-11-14 Richard Biener <rguenther@suse.de>
211 PR tree-optimization/78312
212 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
215 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
218 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
219 * config/avr/avr.opt (-mabsdata): New option.
220 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
221 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
222 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
223 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
224 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
225 spec depending on AVR_ISA_LDS.
226 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
228 2016-11-13 Jakub Jelinek <jakub@redhat.com>
230 * match.pd: Don't try to compare addresses of variables with
233 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
235 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
236 (propagate_vr_accross_jump_function): Handle unary expressions.
237 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
238 (load_from_param_1): New.
239 (load_from_unmodified_param): Factor common part into load_from_param_1.
240 (load_from_param): New.
241 (compute_complex_assign_jump_func): Handle unary expressions.
242 (update_jump_functions_after_inlining): Likewise.
243 (ipa_write_jump_function): Likewise.
244 (ipa_read_jump_function): Likewise.
246 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
249 * doc/invoke.texi: Document Wrestrict.
250 * pretty-print.c (pp_format): Add case for "Z" specifier.
251 (test_pp_format): Test "Z" specifier.
253 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
255 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
256 original function needs a static chain.
258 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
261 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
264 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
267 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
268 return early if !optional_tbtab.
270 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
272 PR rtl-optimization/59461
273 * doc/rtl.texi (paradoxical subregs): Add missing word.
274 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
275 in modes with precision larger than that of last_set_mode.
276 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
277 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
278 REGs to paradoxical SUBREGs.
279 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
280 larger than a word before invoking LOAD_EXTEND_OP on it.
282 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
285 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
286 element order for little endian ordering.
288 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
289 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
292 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
296 when calculating operand 2.
297 (rotate to rotatex zext splitter): Ditto.
299 2016-11-11 Jeff Law <law@redhat.com>
301 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
303 (stmt_uses_name_in_undefined_way): New function, extracted from
304 find_implicit_erroneous_behavior and extended for div/mod case.
305 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
306 find_explicit_erroneous_behavior and extended for div/mod case.
307 (find_implicit_erroneous_behavior): Use new helper function.
308 (find_explicit_erroneous_behavior): Use new helper function.
310 2016-11-11 Richard Biener <rguenther@suse.de>
312 PR tree-optimization/71575
313 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
316 2016-11-11 Richard Biener <rguenther@suse.de>
319 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
320 about uninitialized destination arg of BIT_INSERT_EXPR.
322 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
325 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
326 terminology. Expand to remove ambiguity.
328 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
330 PR rtl-optimization/78232
331 * combine.c (try_combine): Add a big comment about why reusing i2dest
333 (change_zero_ext): Do not call simplify_gen_binary, do the
334 simplifications manually.
336 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
338 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
339 enable HImode and QImode to go in vector registers by default if
340 the -mvsx-small-integer option is enabled.
341 (rs6000_secondary_reload_simple_move): Likewise.
342 (rs6000_preferred_reload_class): Don't force integer constants to
343 be loaded into vector registers that we can easily make into
344 memory (or being created in the GPRs and moved over with direct move).
345 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
346 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
347 vector extraction on ISA 3.0 when the scalar integer can be
348 allocated in vector registers. Generate the VEC_SELECT directy,
349 and don't use UNSPEC's to avoid having the scalar type in a vector
350 register. Make the expander target registers, and let the
351 combiner fold in results storing to memory, if the machine
353 (vsx_extract_<mode>_di): Likewise.
354 (vsx_extract_<mode>_p9): Likewise.
355 (vsx_extract_<mode>_di_p9): Likewise.
356 (vsx_extract_<mode>_store_p9): Likewise.
357 (vsx_extract_si): Likewise.
358 (vsx_extract_<mode>_p8): Likewise.
359 (p9_lxsi<wd>zx): Delete, no longer used.
360 (p9_stxsi<wd>x): Likewise.
361 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
362 integers in vector registers for ISA 3.0.
363 (QHI): Update comment.
364 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
365 vector extract instructions in sign/zero extend.
366 (zero_extendhi<mode>): Likewise.
367 (extendqi<mode>): Likewise.
368 (extendhi<mode>2): Likewise.
369 (HImode splitter for load/sign extend in vector register): Likewise.
370 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
371 optimizing floating point conversions to/from small data types and
372 rewrite it to support QImode/HImode being allowed in vector
373 registers on ISA 3.0.
374 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
375 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
376 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
377 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
378 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
379 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
380 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
381 VSPLITISW on ISA 2.07.
382 (movhi_internal): Combine movhi_internal and movqi_internal into
383 one mov<mode>_internal with an iterator. Add support for QImode
384 and HImode being allowed in vector registers. Make large number
385 of attributes and constraints easier to read.
386 (movqi_internal): Likewise.
387 (mov<mode>_internal): Likewise.
388 (movdi_internal64): Fix constraint to allow loading -16..15 with
389 VSPLITISW on ISA 2.07.
390 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
393 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
395 PR rtl-optimization/78241
396 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
397 but emit initial peel copy if niter expr is not reliable.
399 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
401 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
402 (maybe_record_trace_start): If the CFI is different on the new and
403 old paths, print out both to the dump file before ICEing.
405 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
407 * target.def (additional_allocno_class_p): New.
408 * hooks.h (hook_bool_reg_class_t_false): New prototype.
409 * hooks.c (hook_bool_reg_class_t_false): New.
410 * ira.c (setup_allocno_and_important_classes): Use the new hook.
411 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
412 * doc/tm.texi: Update.
414 2016-11-10 Jason Merrill <jason@redhat.com>
416 * gengtype.c (new_structure): Append to structures list.
417 (find_structure): Likewise.
419 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
421 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
422 this_dir is 2. Check for this_dir non-zero before dir != this_dir
425 2016-11-10 Jakub Jelinek <jakub@redhat.com>
427 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
428 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
430 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
431 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
432 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
433 teams distribute parallel for simd even to distribute and teams
434 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
435 OMP_CLAUSE_DEPEND_SINK case.
436 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
437 (omp_no_lastprivate): Removed.
438 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
439 (gimplify_omp_for): Likewise.
440 (computable_teams_clause): Fail for automatic vars from current
441 function not yet seen in bind expr.
442 * langhooks.c (lhd_omp_scalar_p): New function.
443 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
444 * varpool.c (varpool_node::get_create): Set node->offloading
445 even for DECL_EXTERNAL decls.
446 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
447 (LANG_HOOKS_OMP_SCALAR_P): Define.
448 (LANG_HOOKS_DECLS): Use it.
450 2016-11-10 Martin Liska <mliska@suse.cz>
453 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
454 only when SWITCH_BODY is a BIND_EXPR.
456 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
459 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
460 on the context only when it has no DIE yet.
462 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
464 * arm.h (target_cpus): Delete.
465 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
466 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
467 (all_architectures): Likewise.
468 (arm_option_override): Adjust use of CPU enums.
469 (arm_sched_reorder): Likewise.
470 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
471 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
472 * arm/genopt.sh (processor_type): Prefix enumeration entries with
474 * arm-tables.opt: Regenerated.
476 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
478 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
480 * config/aarch64/aarch64-tune.md: Regenerated.
481 * config/arm/arm-cores.def (falkor): New core.
482 * config/arm/arm-tables.opt: Regenerated.
483 * config/arm/arm-tune.md: Regenerated.
484 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
485 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
486 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
487 (ARM Options/-mtune): Likewise.
489 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
492 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
494 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
495 (propagate_vr_accross_jump_function): Likewise.
496 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
497 (load_from_param_1): New.
498 (load_from_unmodified_param): Factor common part into load_from_param_1.
499 (load_from_param): New.
500 (compute_complex_assign_jump_func): Handle unary expressions.
501 (ipa_write_jump_function): Likewise.
502 (ipa_read_jump_function): Likewise.
504 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
506 * simplify-rtx.c (simplify_binary_operation_1): Simplify
507 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
508 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
511 2016-11-09 David Malcolm <dmalcolm@redhat.com>
513 * print-rtl-function.c: Include varasm.h.
514 (print_any_param_name): New function.
515 (print_param): New function.
516 (print_rtx_function): Call print_param for each argument.
517 * print-rtl.c (rtx_writer::finish_directive): New function.
518 * print-rtl.h (rtx_writer::finish_directive): New decl.
520 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
524 operand 0 as earlyclobber.
525 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
527 2016-11-09 Martin Liska <mliska@suse.cz>
529 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
531 2016-11-09 Jakub Jelinek <jakub@redhat.com>
534 * builtins.c (expand_builtin_memcmp): Formatting fix.
536 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
537 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
538 or of them, renumber other enumerators.
539 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
540 * doc/invoke.texi: Document -fsanitize=shift-base and
541 -fsanitize-shift-exponent, document -fsanitize=shift as
542 having those 2 suboptions.
544 2016-11-09 Richard Biener <rguenther@suse.de>
546 * fold-const.c (tree_swap_operands_p): Remove unused arg.
547 * fold-const.c (tree_swap_operands_p): Likewise.
548 (fold_binary_loc): Adjust.
549 (fold_ternary_loc): Likewise.
550 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
551 * gimple-fold.c (fold_stmt_1): Likewise.
552 * gimple-match-head.c (gimple_resimplify2): Likewise.
553 (gimple_resimplify3): Likewise.
554 (gimple_simplify): Likewise.
555 * tree-ssa-dom.c (record_equality): Likewise.
556 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
557 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
558 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
560 2016-11-09 Richard Biener <rguenther@suse.de>
562 * tree-ssa-dom.c (canonicalize_comparison): Remove.
563 (optimize_stmt): Remove redundant pre-propagation canonicalization
564 of comparison operand order.
566 2016-11-09 Martin Liska <mliska@suse.cz>
568 * fold-const-call.c (fold_const_call): Fix the folding.
570 2016-11-09 Richard Biener <rguenther@suse.de>
572 * common.opt (flag_evaluation_order): Remove.
573 * expr.c (expand_operands): Remove code guarded by
574 flag_evaluation_order.
575 * fold-const.c (reorder_operands_p): Remove, it always returns
577 (negate_expr_p): Remove calls to reorder_operands_p.
578 (fold_negate_expr): Likewise.
579 (tree_swap_operands_p): Likewise.
580 (fold_binary_loc): Likewise.
582 2016-11-09 Andreas Schwab <schwab@suse.de>
585 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
586 insns operating on a register.
588 2016-11-09 Richard Biener <rguenther@suse.de>
590 PR tree-optimization/78007
591 * tree-vect-stmts.c (vectorizable_bswap): New function.
592 (vectorizable_call): Call vectorizable_bswap for
593 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
595 2016-11-09 Richard Biener <rguenther@suse.de>
597 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
598 Look at the DR_BASE_ADDRESS object for forcing alignment.
600 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
602 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
603 (propagate_vr_accross_jump_function): Likewise.
604 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
605 (load_from_param_1): New.
606 (load_from_unmodified_param): Factor common part into load_from_param_1.
607 (load_from_param): New.
608 (compute_complex_assign_jump_func): Handle unary expressions.
609 (ipa_write_jump_function): Likewise.
610 (ipa_read_jump_function): Likewise.
612 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
615 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
616 Also fold constant passed as argument while computing value range.
617 (propagate_constants_accross_call): Pass param type.
618 * ipa-prop.c: export ipa_get_callee_param_type.
619 * ipa-prop.h: export ipa_get_callee_param_type.
621 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
623 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
624 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
626 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
628 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
629 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
630 ASAN_STACK_MAGIC_MIDDLE.
631 (asan_global_struct): Increase the size of fields.
632 (asan_add_global): Add new field constructor.
633 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
634 __asan_version_mismatch_check_v8.
636 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
638 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
641 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
645 Handle ASHIFT and LSHIFTRT.
646 (dimode_scalar_chain::compute_convert_gain): Ditto.
647 (dimode_scalar_chain::convert_insn): Ditto.
649 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
651 * gimple-ssa-store-merging.c: Include selftest.h
652 (verify_array_eq): New function.
653 (verify_shift_bytes_in_array): Likewise.
654 (verify_shift_bytes_in_array_right): Likewise.
655 (verify_clear_bit_region): Likewise.
656 (verify_clear_bit_region_be): Likewise.
657 (store_merging_c_tests): Likewise.
658 * selftest.h (store_merging_c_tests): Declare prototype.
659 * selftest-run-tests.c (selftest::run_tests): Run
660 store_merging_c_tests.
662 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
664 * config/arm/arm.opt (mold-rtx-costs): Delete.
665 (mnew-generic-costs): Delete.
666 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
667 * config/arm/arm.c (arm_rtx_costs_1): Delete.
668 (arm_size_rtx_costs): Likewise.
669 (arm_slowmul_rtx_costs): Likewise.
670 (arm_fastmul_rtx_costs): Likewise.
671 (arm_xscale_rtx_costs): Likewise.
672 (arm_9e_rtx_costs): Likewise.
673 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
674 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
675 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
676 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
677 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
678 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
679 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
681 Delete rtx_costs field.
682 (arm_new_rtx_costs): Rename to...
683 (arm_rtx_costs_internal): ... This.
684 (arm_rtx_costs): Remove old way of doing rtx costs.
686 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
688 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
689 (arm_fastmul_tune): Likewise.
690 (arm_strongarm_tune): Likewise.
691 (arm_xscale_tune): Likewise.
692 (arm_9e_tune): Likewise.
693 (arm_marvell_pj4_tune): Likewise.
694 (arm_v6t2_tune): Likewise.
695 (arm_v6m_tune): Likewise.
696 (arm_fa726te_tune): Likewise.
698 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
700 PR tree-optimization/78234
701 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
704 2016-11-08 Martin Liska <mliska@suse.cz>
707 * dbgcnt.def: Add new debug counter asan_use_after_scope.
708 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
709 with a value expr. Do not add artificial variables to
710 live_switch_vars. Use the debug counter.
711 (gimplify_target_expr): Use the debug counter.
712 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
713 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
714 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
716 2016-11-08 Richard Biener <rguenther@suse.de>
718 * tree-vect-stmts.c (get_group_load_store_type): If the
719 access is aligned do not trigger peeling for gaps.
720 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
721 force alignment of vars with DECL_USER_ALIGN.
723 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
725 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
727 2016-11-08 Richard Biener <rguenther@suse.de>
729 PR tree-optimization/78205
730 * tree-vect-stmts.c (vectorizable_load): Move check whether
731 we may run into gaps when BB vectorizing SLP permutations ...
732 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
733 here where we can do a more precise check.
735 2016-11-08 Richard Biener <rguenther@suse.de>
737 PR tree-optimization/78224
738 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
739 Split the fallthru edge in case its successor may have PHIs.
740 Do not free dominance info.
742 2016-11-07 Jakub Jelinek <jakub@redhat.com>
745 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
746 EH info even for bzhi and pdep/pext.
748 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
750 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
751 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
753 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
755 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
757 * config/rs6000/vector.md (div<mode>3): Ditto.
759 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
761 * configure.ac (.hidden): Change to conftest_s string. Provide string
763 (gcc_cv_ld_hidden): Yes for AIX.
764 * configure: Regenerate.
766 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
768 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
769 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
770 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
771 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
772 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
773 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
775 (rs6000_xcoff_visibility): New.
776 (rs6000_xcoff_declare_function_name): Add visibility support.
777 (rs6000_xcoff_asm_globalize_decl_name): New.
778 (rs6000_xcoff_asm_output_aligned_decl_common): New.
779 (rs6000_asm_weaken_decl): New.
780 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
781 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
784 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
787 * incpath.c: (remove_dup(): Also silently ignore EPERM.
789 2016-11-07 Martin Jambor <mjambor@suse.cz>
791 * tree.c (verify_type_variant): Use pointer comparison to check that
792 TYPE_SIZE_UNIT match.
794 2016-11-07 Jakub Jelinek <jakub@redhat.com>
797 * dse.c (dse_step5): Call scan_reads even if just
798 insn_info->frame_read. Improve and fix dump file messages.
801 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
802 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
804 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
807 * match.pd: Add following two patterns:
808 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
809 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
811 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
813 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
814 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
815 * rtl.h (duplicate_reg_notes): Declare.
816 * rtlanal.c (duplicate_reg_note): New function.
818 PR rtl-optimization/77309
819 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
820 don't assume an equality comparison for plain COMPARE.
821 (simplify_comparison): Pass a more accurate code to
822 make_compound_operation.
824 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
826 * target.def (compute_pressure_classes): New target hook.
827 * doc/tm.texi.in: Document it.
828 * doc/tm.texi: Regenerate.
829 * ira.c (setup_pressure_classes): Call target hook if defined.
831 2016-11-07 David Malcolm <dmalcolm@redhat.com>
833 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
835 (rtx_writer::print_rtx): In compact mode, omit trailing operands
836 that have the default values.
837 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
839 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
840 label string from expected dump.
841 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
844 2016-11-07 Jakub Jelinek <jakub@redhat.com>
847 * alias.c (nonoverlapping_memrefs_p): If one decl is
848 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
850 2016-11-07 Richard Biener <rguenther@suse.de>
853 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
856 2016-11-07 Richard Biener <rguenther@suse.de>
858 PR tree-optimization/78218
859 * gimple-ssa-store-merging.c
860 (pass_store_merging::terminate_all_aliasing_chains):
861 Drop unused argument, fix alias check to also consider uses.
862 (pass_store_merging::execute): Adjust.
864 2016-11-07 Richard Biener <rguenther@suse.de>
866 PR tree-optimization/78228
867 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
870 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
873 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
874 aarch64_simd_shift_imm_<mode> predicate for operand 1.
875 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
876 to restrict them to an appropriate range and add FAIL check if the
877 region they specify is out of range. Delete useless constraint
879 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
880 2 and 3 to restrict their range and add pattern predicate.
882 2016-11-07 Martin Liska <mliska@suse.cz>
884 * asan.c (enum asan_check_flags): Move the enum to header file.
885 (asan_init_shadow_ptr_types): Make type creation more generic.
886 (shadow_mem_size): New function.
887 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
888 Rewritten stack unpoisoning code.
889 (build_shadow_mem_access): Add new argument return_address.
890 (instrument_derefs): Instrument local variables if use after scope
891 sanitization is enabled.
892 (asan_store_shadow_bytes): New function.
893 (asan_expand_mark_ifn): Likewise.
894 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
895 * asan.h (enum asan_mark_flags): Moved here from asan.c
896 (asan_protect_stack_decl): Protect all declaration that need
898 (asan_sanitize_use_after_scope): New function.
899 (asan_no_sanitize_address_p): Likewise.
900 * cfgexpand.c (partition_stack_vars): Consider
901 asan_sanitize_use_after_scope in condition.
902 (expand_stack_vars): Likewise.
903 * common.opt (-fsanitize-address-use-after-scope): New option.
904 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
905 Explain the parameter.
906 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
907 * gimplify.c (build_asan_poison_call_expr): New function.
908 (asan_poison_variable): Likewise.
909 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
910 variables that have address taken.
911 (gimplify_decl_expr): Likewise.
912 (gimplify_target_expr): Likewise for C++ temporaries.
913 (sort_by_decl_uid): New function.
914 (gimplify_expr): Unpoison all variables for a label we can jump
915 from outside of a scope.
916 (gimplify_switch_expr): Unpoison variables defined in the switch
918 (gimplify_function_tree): Clear asan_poisoned_variables.
919 (asan_poison_variables): New function.
920 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
921 * internal-fn.c (expand_ASAN_MARK): New function.
922 * internal-fn.def (ASAN_MARK): Declare.
923 * opts.c (finish_options): Handle -fstack-reuse if
924 -fsanitize-address-use-after-scope is enabled.
925 (common_handle_option): Enable address sanitization if
926 -fsanitize-address-use-after-scope is enabled.
927 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
929 * params.h: Likewise.
930 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
931 * sanitizer.def: Define __asan_poison_stack_memory and
932 __asan_unpoison_stack_memory functions.
933 * asan.c (asan_mark_poison_p): New function.
934 (transform_statements): Handle asan_mark_poison_p calls.
935 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
937 2016-11-07 Tamar Christina <tamar.christina@arm.com>
940 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
942 2016-11-07 Martin Liska <mliska@suse.cz>
944 * tree-profile.c (gimple_gen_time_profiler): Set proper type
945 to time_profiler_counter_ptr.
947 2016-11-07 Richard Biener <rguenther@suse.de>
949 PR tree-optimization/37150
950 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
952 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
953 (vect_analyze_slp_cost_1): Account for the real number of
954 permutations emitted and for dead loads.
955 (vect_transform_slp_perm_load): Add n_perms parameter counting
956 the number of emitted permutations.
957 * tree-vect-stmts.c (vectorizable_load): Adjust.
959 2016-11-07 Richard Biener <rguenther@suse.de>
961 PR tree-optimization/78189
962 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
963 alignment computation.
965 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
967 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
969 2016-11-05 Martin Sebor <msebor@redhat.com>
971 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
974 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
978 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
980 2016-11-04 Jakub Jelinek <jakub@redhat.com>
983 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
984 doesn't have rtl set.
986 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
988 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
989 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
990 rs6000_gimple_fold_builtin.
991 (rs6000_gimple_fold_builtin): New function. Add handling for
992 early expansion of vector addition builtins.
994 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
996 * expr.h (copy_blkmode_from_reg): Delete.
997 * expr.c (copy_blkmode_from_reg): Make static.
999 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1001 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
1002 * combine.c (LOAD_EXTEND_OP): Delete.
1003 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
1004 * cse.c (LOAD_EXTEND_OP): Delete.
1005 * fold-const.c (LOAD_EXTEND_OP): Likewise.
1006 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
1007 * postreload.c (LOAD_EXTEND_OP): Delete.
1008 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
1009 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
1010 (find_reloads): Likewise.
1011 * reload1.c (eliminate_regs_1): Likewise.
1012 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
1013 (num_sign_bit_copies1): Likewise.
1015 2016-11-04 David Malcolm <dmalcolm@redhat.com>
1017 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
1018 (selftest::ix86_test_dumping_hard_regs): New function.
1019 (selftest::ix86_run_selftests): New function.
1020 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
1021 selftest::ix86_run_selftests.
1022 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
1023 * doc/tm.texi: Regenerate
1024 * selftest-rtl.h: New file.
1025 * rtl-tests.c: Include "selftest-rtl.h".
1026 (selftest::assert_rtl_dump_eq): Make non-static.
1027 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
1028 (selftest::test_dumping_regs): Update comment.
1029 * selftest-run-tests.c: Include "target.h".
1030 (selftest::run_tests): If non-NULL, call
1031 targetm.run_target_selftests.
1032 * target.def (run_target_selftests): New hook.
1034 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1036 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
1037 representative core for this architecture.
1038 * config/arm/arm-cores.def (cortex-m33): Define new processor.
1039 * config/arm/arm-tables.opt: Regenerate.
1040 * config/arm/arm-tune.md: Likewise.
1041 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
1042 valid -mcpu options.
1043 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
1045 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1047 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
1048 representative core for this architecture.
1049 * config/arm/arm-cores.def (cortex-m23): Define new processor.
1050 * config/arm/arm-tables.opt: Regenerate.
1051 * config/arm/arm-tune.md: Likewise.
1052 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
1053 this tuning parameters apply to in the comment.
1054 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
1055 valid -mcpu options.
1056 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
1058 2016-11-04 Bin Cheng <bin.cheng@arm.com>
1060 * fold-const.c (fold_cond_expr_with_comparison): Remove call
1061 to pedantic_non_lvalue_loc. Remove useless code for lvalue
1062 where cond_expr can't be a lvalue.
1064 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
1066 * config/arc/arc.c (arc_process_double_reg_moves): Use
1068 * config/arc/arc.md (movsi_insn): Disable unsupported move
1069 instructions for ARCv2 cores.
1070 (movdi): Use prepare_move_operands.
1071 (movsf, movdf): Use move_dest_operand predicate.
1072 * config/arc/constraints.md (Chs): Enable when barrel shifter is
1074 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
1075 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
1077 (dexcl_3op_peep2_insn_nores): Likewise.
1078 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
1079 (LINK_COMMAND_SPEC): Remove.
1081 2016-11-04 Richard Biener <rguenther@suse.de>
1084 * loop-invariant.c (find_exits): Record entering inner
1085 loops as possibly exiting to handle infinite sub-loops.
1086 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1087 (fill_always_executed_in_1): Honor infinite child loops.
1089 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1092 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
1093 has already been adjusted for endianness, so don't adjust it any
1097 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
1098 ICmode unless we have standard PowerPC floating point.
1099 * config/rs6000/rs6000.md (FP iterator): Likewise.
1100 (FMOVE128 iterator): Likewise.
1102 2016-11-03 Jakub Jelinek <jakub@redhat.com>
1103 Alexandre Oliva <aoliva@redhat.com>
1104 Jason Merrill <jason@redhat.com>
1108 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
1110 * langhooks.c (lhd_type_dwarf_attribute): New function.
1111 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
1112 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
1113 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
1114 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
1115 (check_qualified_type, check_aligned_type): Call it.
1116 * dwarf2out.c (modified_type_die): Don't use type_main_variant
1117 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1118 check_base_type and check_lang_type.
1119 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
1120 return early. For pointer-to-data-member add DW_AT_use_location
1122 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
1124 (gen_type_die_with_usage): Don't use type_main_variant
1125 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1126 check_base_type and check_lang_type. Formatting fixes. Call
1127 get_debug_type langhook.
1129 2016-11-03 Jason Merrill <jason@redhat.com>
1131 * tree.c (check_lang_type): New.
1132 (check_qualified_type): Use it.
1133 (check_aligned_type): Use it.
1134 * tree.h: Declare it.
1136 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
1138 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
1139 (arm*-freebsd*): Likewise.
1140 (arm*-*-netbsdelf*): Likewise.
1141 (arm*-*-linux*): Likewise.
1142 (arm*-*-uclinux*eabi*): Likewise.
1143 (arm*-*-phoenix*): Likewise.
1144 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
1145 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
1146 specified. Default to arm6 if target_cpu_cname is not set.
1147 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
1148 default cpu has been correctly configured.
1149 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
1150 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
1151 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
1152 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
1153 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1154 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
1155 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1157 2016-11-03 Jiong Wang <jiong.wang@arm.com>
1159 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
1160 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
1161 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
1162 (output_cfa_loc): Support DW_CFA_val_expression.
1163 (output_cfa_loc_raw): Likewise.
1164 (output_cfi): Likewise.
1165 (output_cfi_directive): Likewise.
1166 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
1167 (dw_cfi_oprnd2_desc): Likewise.
1168 (mem_loc_descriptor): Recognize new pattern generated for value
1171 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
1173 PR rtl-optimization/78186
1174 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
1175 well, when converting to IOR.
1177 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
1179 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
1180 (vec_interleave_highv8qi): Likewise.
1182 2016-11-03 Martin Liska <mliska@suse.cz>
1184 * profile.c (instrument_values): Fix coding style.
1185 (branch_prob): Use renamed function.
1186 * tree-profile.c (init_ic_make_global_vars): Likewise.
1187 (gimple_init_edge_profiler): Rename to
1188 gimple_init_gcov_profiler.
1189 tree_time_profiler_counter variable declaration.
1190 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
1192 * value-prof.h: Remove an argument.
1194 2016-11-03 Richard Biener <rguenther@suse.de>
1196 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
1197 symtab_node::get_create.
1199 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1201 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
1202 Move comments into more natural position.
1204 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
1206 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
1207 (PTRDIFF_TYPE): Define as int.
1209 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1211 * ccmp.c (expand_ccmp_expr_1): Adjust.
1212 (expand_ccmp_expr): Likewise.
1213 (expand_ccmp_next): Likewise.
1214 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
1215 (aarch64_gen_ccmp_first): Likewise.
1216 * doc/tm.texi: Regenerate.
1217 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
1218 (gen_ccmp_next): Likewise.
1220 2016-11-03 Bin Cheng <bin.cheng@arm.com>
1222 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
1223 (vect_is_simple_reduction): Swap cond_reduction by inversion.
1225 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
1227 * config/i386/i386.c (ix86_init_libfuncs): New. Call
1228 darwin_rename_builtins here.
1229 (ix86_expand_divmod_libfunc): New.
1230 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
1231 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
1233 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
1234 Nathan Sidwell <nathan@acm.org>
1236 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
1238 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
1240 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
1242 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
1243 to format MODE_INT and MODE_PARTIAL_INT literals.
1245 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
1248 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
1249 NULL if TARGET_SPE_ABI.
1251 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1253 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
1254 clear padding bits even when they're less than a byte.
1256 2016-11-02 Richard Biener <rguenther@suse.de>
1258 * gimple-ssa-store-merging.c: Include gimplify-me.h.
1259 (imm_store_chain_info::output_merged_stores): Force base_addr
1260 to be proper GIMPLE for a MEM_REF address.
1261 (pass_store_merging::execute): Restrict negative bitpos
1262 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
1263 check. Take into account non-NULL_TREE offset if the base
1264 is already addressable.
1266 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
1268 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
1270 (aarch64_be_crypto_sha1hv4si): New pattern.
1272 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
1274 * config/aarch64/aarch64.md (add<mode>3): Remove
1275 redundant code. Don't split frame based additions.
1277 2016-11-02 Richard Biener <rguenther@suse.de>
1279 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
1280 redundant val and dest members.
1281 (store_immediate_info::store_immediate_info): Adjust.
1282 (merged_store_group::merged_store_group): Adjust.
1283 (merged_store_group::apply_stores): Likewise.
1284 (struct imm_store_chain_info): Add base_addr field.
1285 (imm_store_chain_info::imm_store_chain_info): New constructor.
1286 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
1287 (imm_store_chain_info::output_merged_store): Likewise. Use
1288 addr_base which is already the address.
1289 (imm_store_chain_info::output_merged_stores): Likewise.
1290 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
1291 imm_store_chain_info instead of base. Fix alias check.
1292 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
1293 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
1294 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
1295 use the address of the base and adjust for other changes.
1297 2016-11-02 Martin Liska <mliska@suse.cz>
1299 * fold-const-call.c (host_size_t_cst_p): Test whether
1300 t is convertible to size_t.
1302 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1304 PR tree-optimization/78170
1305 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
1306 introduced by native_encode_expr on little-endian as well.
1308 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1310 PR tree-optimization/78162
1311 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
1314 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1316 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
1318 (aarch64_next_callee_save): Likewise.
1319 (aarch64_pushwb_single_reg): Likewise.
1320 (aarch64_gen_storewb_pair): Likewise.
1321 (aarch64_push_regs): Likewise.
1322 (aarch64_gen_loadwb_pair): Likewise.
1323 (aarch64_pop_regs): Likewise.
1324 (aarch64_gen_store_pair): Likewise.
1325 (aarch64_gen_load_pair): Likewise.
1326 (aarch64_save_callee_saves): Likewise.
1327 (aarch64_restore_callee_saves): Likewise.
1329 2016-11-02 Richard Biener <rguenther@suse.de>
1331 PR tree-optimization/78035
1332 PR tree-optimization/77964
1333 * gimple-pretty-print.c (pp_points_to_solution): Print
1334 vars_contains_interposable.
1335 * tree-ssa-alias.c: Include varasm.h.
1336 (ptrs_compare_unequal): Check vars_contains_interposable and
1337 decl_binds_to_current_def_p.
1338 (dump_points_to_solution): Dump vars_contains_interposable.
1339 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
1341 * tree-ssa-structalias.c: Include varasm.h.
1342 (set_uids_in_ptset): Record whether vars contains a
1343 not decl_binds_to_current_def_p variable in vars_contains_interposable.
1344 (ipa_escaped_pt): Update initializer.
1346 2016-11-02 Richard Biener <rguenther@suse.de>
1348 PR tree-optimization/78047
1349 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
1350 fake field at offset zero conservatively regarding to may_have_pointers.
1352 2016-11-02 Richard Biener <rguenther@suse.de>
1354 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
1355 infer_value_range on stmt ops and update value-ranges.
1356 Dump visited stmts and blocks.
1357 (evrp_dom_walker::push_value_range): Dump changes.
1358 (evrp_dom_walker::pop_value_range): Likewise.
1359 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
1361 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1363 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
1365 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
1367 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1369 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
1370 and adjust for that.
1371 * cfgrtl.h (delete_insn_chain): Adjust prototype.
1373 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1375 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
1377 (transcode_memory_rtx): Likewise.
1378 (move_to_acc): Likewise.
1379 (move_from_acc): Likewise.
1380 (move_acc_to_reg): Likewise.
1381 (move_to_x): Likewise.
1382 (move_to_hl): Likewise.
1383 (move_to_de): Likewise.
1384 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
1385 (rs6000_emit_savres_rtx): Likewise.
1386 (rs6000_emit_prologue): Likewise.
1387 * reorg.c (update_reg_unused_notes): Likewise.
1388 * rtl.h (remove_note): Adjust prototype.
1389 * rtlanal.c (remove_note): Make argument type rtx_insn *.
1391 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1393 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
1394 variables so some can be rtx_insn *.
1395 (alpha_emit_xfloating_libcall): Likewise.
1396 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
1397 (mips_legitimize_tls_address): Likewise.
1398 * optabs.c (expand_binop): Likewise.
1399 * reload1.c (gen_reload): Likewise.
1401 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1403 * reorg.c (relax_delay_slots): Split up the trial variable.
1405 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1407 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
1408 of variables rtx_insn *.
1409 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
1410 (legitimize_tls_address): Likewise.
1411 * config/bfin/bfin.c (hwloop_optimize): Likewise.
1412 (bfin_gen_bundles): Likewise.
1413 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1414 (c6x_reorg): Likewise.
1415 * config/frv/frv.c (frv_reorder_packet): Likewise.
1416 * config/i386/i386.c (ix86_split_idivmod): Likewise.
1417 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
1418 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
1419 * config/mn10300/mn10300.c: Likewise.
1420 * config/rl78/rl78.c: Likewise.
1421 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
1422 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
1423 (sh_expand_cmpnstr): Likewise.
1424 (sh_expand_strlen): Likewise.
1425 (sh_expand_setmem): Likewise.
1426 * config/sh/sh.md: Likewise.
1427 * emit-rtl.c (emit_pattern_before): Likewise.
1428 * except.c: Likewise.
1429 * final.c: Likewise.
1432 2016-11-01 Jason Merrill <jason@redhat.com>
1434 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
1435 a COND_EXPR with constant condition.
1437 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1439 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
1440 and its initialization.
1442 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1444 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
1447 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1449 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
1450 argument, don't call add_linkage_name if it is true.
1451 (gen_variable_die): For C++ inline static data members, consider the
1452 initial call when old_die is NULL to be declaration and call
1453 add_name_and_src_coords_attributes in that case with true as
1454 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
1455 (gen_member_die): For C++ inline static data members, emit a
1456 definition DIE right away in DW_TAG_compile_unit context.
1458 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
1461 * config/pa/pa.md: Add new shift/add patterns to handle
1462 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
1464 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
1466 * config/xtensa/xtensa-protos.h
1467 (xtensa_use_return_instruction_p): New prototype.
1468 * config/xtensa/xtensa.c (xtensa_current_frame_size,
1469 xtensa_callee_save_size): Remove.
1470 (struct machine_function): Add new fields: current_frame_size,
1471 callee_save_size, frame_laid_out and epilogue_done.
1472 (compute_frame_size, xtensa_expand_prologue,
1473 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
1474 cfun->machine->callee_save_size and xtensa_current_frame_size
1475 with cfun->machine->current_frame_size.
1476 (compute_frame_size): Update cfun->machine->frame_laid_out and
1477 don't update frame layout after reload completion.
1478 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
1479 instead of zeroing xtensa_current_frame_size.
1480 (xtensa_use_return_instruction_p): New function.
1481 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
1483 (INITIAL_ELIMINATION_OFFSET): Use return value of
1484 compute_frame_size instead of xtensa_current_frame_size value.
1485 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
1486 function xtensa_use_return_instruction_p instead of inline code.
1488 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1490 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
1491 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
1492 * dwarf2out.c (rnglist_idx): New variable.
1493 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
1494 (DEBUG_RNGLISTS_SECTION): Define.
1495 (ranges_base_label): New variable.
1496 (size_of_die) <case dw_val_class_range_list>: If using
1497 DW_FORM_rnglistx, count size of uleb128 of range list index.
1498 (value_format) <case dw_val_class_range_list>: For
1499 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
1500 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
1501 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
1502 (add_ranges_num): Remove useless prototype. Don't multiply
1503 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
1504 for new fields added to dw_ranges struct.
1505 (add_ranges): Add maybe_new_sec argument and pass it
1506 through to add_ranges_num.
1507 (note_rnglist_head): New function.
1508 (add_ranges_by_labels): Pass true as maybe_new_sec to
1509 add_ranges_num, call note_rnglist_head on the head of the list.
1510 (output_ranges): Add function comment. Switch to
1511 .debug_ranges section here and emit .Ldebug_ranges0 label.
1512 (index_rnglists, output_rnglists): New functions.
1513 (gen_subprogram_die): Formatting fixes.
1514 (add_high_low_attributes): Don't divide offsets
1515 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
1516 first list element or when pointing into the middle of
1517 a list. Pass true as second argument to add_ranges on the
1518 first block fragment after cold/hot section switch.
1519 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
1520 section instead of .debug_ranges. Initialize
1521 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
1522 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
1523 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
1524 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
1525 Call output_rnglists for -gdwarf-5.
1526 (dwarf2out_c_finalize): Clear rnglist_idx.
1528 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
1530 * combine.c (simplify_compare_const): Add gcc_fallthrough.
1532 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
1533 Tamar Christina <tamar.christina@arm.com>
1535 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
1536 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
1537 (vmaxnmq_f32): Likewise.
1538 (vminnm_f32): Likewise.
1539 (vminnmq_f32): Likewise.
1540 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
1542 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
1545 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1547 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
1548 binary floating point types supported by the hardware except for
1550 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
1551 vector instruction for optimizing extracting a SImode from a
1552 V4SImode vector and converting it to floating point.
1553 (vsx_xvcvuxwdp_df): Likewise.
1554 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
1555 registers to be any VSX register. Move stores to the end of the
1557 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
1558 to optimize extracting a SImode from a V4SImode vector and
1559 converting it to a binary floating point type supported by the
1560 hardware. Use the vector converts instead of extracting the
1561 element, sign extending it, and then converting it to double.
1562 Other floating point types than double first convert to double,
1563 then the double is converted to that type.
1564 (vsx_extract_si_<uns>float_<mode>): Likewise.
1566 2016-10-31 Andrew Pinski <apinski@cavium.com>
1568 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
1569 Rewrite handling of part num to handle the case where
1570 multiple implementers share the same part num.
1572 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
1573 Jakub Jelinek <jakub@redhat.com>
1575 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
1576 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
1578 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1580 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
1581 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
1582 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
1583 (is_cu_die, is_unit_die): Likewise.
1584 (should_move_die_to_comdat, break_out_comdat_types): Adjust
1585 comments for DWARF5 DW_UT_type units.
1586 (output_compilation_unit_header): Add UT argument, output
1587 start of DWARF5 .debug_info section header.
1588 (output_comp_unit): Add dwo_id argument. Adjust
1589 output_compilation_unit_header caller, for DW_UT_split_compile
1590 emit dwo_id field, otherwise padding1. Emit padding2 field.
1591 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
1592 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
1593 (output_skeleton_debug_sections): Add dwo_id argument, for
1594 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
1595 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
1596 DW_UT_type or DW_UT_split_type units rather than .debug_types.
1597 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
1598 DW_TAG_compile_unit for skeleton unit die. Don't add
1599 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
1600 address to output_comp_unit and output_skeleton_debug_sections.
1602 * dwarf2out.c (debug_line_str_section): New variable.
1603 (debug_line_str_hash): Likewise.
1604 (DEBUG_LINE_STR_SECTION): Define.
1605 (set_indirect_string): Handle DW_FORM_line_strp like
1607 (find_string_form): Fix up formatting.
1608 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
1610 (output_die): Handle DW_FORM_line_strp.
1611 (DWARF5_USE_DEBUG_LINE_STR): Define.
1612 (output_line_string): New function.
1613 (output_file_names): Add -gdwarf-5 support.
1614 (output_line_info): Likewise.
1615 (init_sections_and_labels): Initialize debug_line_str_section.
1616 (output_indirect_string): Change 2nd argument from void *
1617 to enum dwarf_form form, compare with form rather than
1619 (output_indirect_strings): Pass DW_FORM_strp to
1620 output_indirect_string traversion.
1621 (dwarf2out_finish): Output .debug_line_str strings.
1622 (dwarf2out_c_finalize): Clear debug_line_str_section and
1623 debug_line_str_hash.
1625 2016-10-31 Tom Tromey <tom@tromey.com>
1628 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
1629 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
1630 DW_OP_GNU_push_tls_address case.
1631 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
1633 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1635 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
1636 for frame_offset_rel bit.
1637 (struct array_descr_info): Add rank field.
1638 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
1639 and placeholder_seen fields.
1640 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
1641 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
1642 DW_OP_pick 1 into DW_OP_over.
1643 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
1644 gen_variant_part): Clear placeholder_{arg,seen}.
1645 (loc_list_from_tree_1): Drop const from context argument.
1646 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
1647 (loc_list_for_address_of_addr_expr_of_indirect_ref,
1648 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
1650 (add_scalar_info): Drop const from context argument. Handle
1651 context->placeholder_arg.
1652 (add_bound_info): Drop const from context argument.
1653 (gen_descr_array_type_die): Drop const from ctx variable.
1654 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
1655 attribute and use a single DW_TAG_generic_subrange instead of
1656 7 DW_TAG_subrange_type for assumed rank arrays.
1658 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
1659 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
1660 from bool to 1-bit uchar bitfield. Add num_assigned and
1661 offset_emitted bitfields.
1662 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
1663 for dw_val_class_lineptr and dw_val_class_macptr. Handle
1664 dw_val_class_loclistsptr.
1665 (new_addr_loc_descr): Fix up formatting.
1666 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
1667 (add_AT_low_high_pc): Fix up formatting.
1668 (add_AT_loclistsptr): New function.
1669 (AT_lbl): Allow dw_val_class_loclistsptr.
1670 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
1671 Handle dw_val_class_loclistsptr.
1672 (loc_list_idx): New variable.
1673 (output_loclists_offsets, assign_location_list_indexes): New
1675 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
1676 add size_of_uleb128 of the index. Drop never used
1677 dwarf_split_debug_info AT_index handling. Handle
1678 dw_val_class_loclistsptr.
1679 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
1680 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
1681 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
1682 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
1683 DW_FORM_loclistx indexes.
1684 (output_attr_index_or_value): Fix up formatting. Don't handle
1685 dw_val_class_loc_list here.
1686 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
1687 For dw_val_class_loc_list call output_loc_list_offset rather than
1688 output_attr_index_or_value.
1689 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
1690 or .debug_loclists.dwo section name for debug_loc_section.
1691 (resolve_addr_in_expr): Formatting fix.
1692 (index_location_lists): Likewise.
1693 (dwarf2out_finish): If there are any location lists, for
1694 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
1695 index_location_lists only if have_location_lists. Call
1696 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
1697 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
1698 -gsplit-dwarf also emit offset table.
1700 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
1701 (size_of_die, value_format, output_die): Use
1702 DW_FORM_data16 for 128-bit dw_val_class_const_double or
1703 dw_val_class_wide_int.
1705 * dwarf2out.c (dwarf_op): Renamed to ...
1706 (dwarf_OP): ... this.
1707 (convert_descriptor_to_mode, scompare_loc_descriptor,
1708 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1709 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
1711 (dwarf_AT, dwarf_TAG): New functions.
1712 (check_die): Disallow DW_AT_call_all_calls next to
1713 DW_AT_GNU_all_call_sites.
1714 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
1715 and attributes instead of the corresponding GNU tag and attributes.
1716 (gen_subprogram_die): Likewise. Emit call site information even
1717 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
1718 DW_AT_defaulted in comment.
1719 (resolve_addr): Handle DW_AT_call_origin attribute on
1720 DW_TAG_call_site DIE like DW_AT_abstract_origin on
1721 DW_TAG_GNU_call_site DIE.
1723 * dwarf2out.c (dwarf_op): New function.
1724 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
1725 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
1726 (output_loc_operands, output_loc_operands_raw): Likewise.
1727 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
1728 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
1729 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
1730 if dwarf_version < 5.
1731 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
1733 (scompare_loc_descriptor, ucompare_loc_descriptor,
1734 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1735 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
1736 optimize_location_into_implicit_ptr): Likewise. Only punt for
1737 !dwarf_strict if dwarf_version < 5.
1738 (string_cst_pool_decl): Adjust comment.
1739 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
1741 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
1742 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1743 (struct dw_val_node): Add val_file_implicit field.
1744 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
1745 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
1746 output_die): Handle dw_val_class_const_implicit,
1747 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1748 (abbrev_die_table): Change into va_gc vec.
1749 (abbrev_die_table_allocated, abbrev_die_table_in_use,
1750 ABBREV_DIE_TABLE_INCREMENT): Remove.
1751 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
1752 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
1754 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
1755 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
1757 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
1759 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
1761 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
1763 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
1764 unit. Call optimize_abbrev_table.
1765 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
1766 abbrev_die_table being a va_gc vec.
1768 PR tree-optimization/77860
1769 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
1770 also integral complex and vector constants.
1772 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
1773 optimize_macinfo_range, save_macinfo_strings): Replace
1774 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
1775 (output_macinfo): Likewise. Emit .debug_macro* rather than
1776 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
1777 (init_sections_and_labels): Use .debug_macro* labels rather than
1778 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
1779 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
1780 or DW_AT_GNU_macros for -gdwarf-5.
1782 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
1784 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
1786 2016-09-11 Le-Chun Wu <lcwu@google.com>
1787 Mark Wielaard <mjw@redhat.com>
1789 * common.opt (Wshadow=global): New option. Default for -Wshadow.
1790 (Wshadow=local): New option.
1791 (Wshadow-local): Hidden alias for -Wshadow=local.
1792 (Wshadow=compatible-local): New option.
1793 (Wshadow-compatible-local): Hidden alias for
1794 -Wshadow=compatible-local.
1795 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
1796 Wshadow=compatible-local.
1798 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1800 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
1801 Check slp defs for COND_EXPR by swapping/inverting operands if the
1802 new parameter SWAP indicates so.
1803 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
1804 is isomorphic to the first stmt via swapping/inverting. Store swap
1805 information in the new parameter SWAP.
1806 (vect_build_slp_tree): New local array SWAP and pass it to function
1807 vect_build_slp_tree_1. Cleanup result handling code for function
1808 call to vect_get_and_check_slp_defs. Skip operand swapping if the
1809 order of operands has been fixed as indicated by SWAP[i].
1811 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1813 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
1814 unnecessary data dependence check after visited store stmt.
1816 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1818 PR tree-optimization/71915
1819 PR tree-optimization/71490
1820 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
1822 (find_basis_for_base_expr): Require stride types to match when
1824 (alloc_cand_and_find_basis): Record the stride type.
1825 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
1826 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
1827 the expressions having those types.
1828 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
1829 (create_mul_ssa_cand): Likewise.
1830 (create_mul_imm_cand): Likewise.
1831 (create_add_ssa_cand): Likewise.
1832 (create_add_imm_cand): Likewise.
1833 (legal_cast_p_1): Change interface to accept types rather than the
1834 expressions having those types.
1835 (legal_cast_p): Pass types to legal_cast_p_1.
1836 (slsr_process_cast): Pass stride type to
1837 alloc_cand_and_find_basis.
1838 (slsr_process_copy): Likewise.
1839 (dump_candidate): Display stride type when a cast exists.
1840 (create_add_on_incoming_edge): Introduce a cast when necessary for
1842 (analyze_increments): Change the code checking for invalid casts
1843 to rely on the stride type, and update the documentation and
1844 example. Change the code checking for pointer multiplies to rely
1846 (insert_initializers): Introduce a cast when necessary for the
1847 stride type. Use the stride type for the type of the initializer.
1849 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1851 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
1853 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1855 PR rtl-optimization/77919
1856 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
1857 into memory if both modes are complex and their inner modes have the
1858 same precision. If the two modes are different complex modes, convert
1859 each part separately and generate a new CONCAT.
1861 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1863 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
1865 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1868 * gimple-ssa-store-merging.c
1869 (imm_store_chain_info::output_merged_store): Use build_aligned_type
1870 instead of SET_TYPE_ALIGN on shared integral type.
1872 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1874 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1875 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
1878 2016-10-28 Jeff Law <law@redhat.com>
1880 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
1881 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
1883 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
1885 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
1887 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
1889 * target.def (min_arithmetic_precision): New hook.
1890 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
1891 * doc/tm.texi: Regenerate.
1892 * internal-fn.c (expand_arith_overflow): Adjust handling of target
1893 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
1894 * targhooks.c (default_min_arithmetic_precision): New function.
1895 * targhooks.h (default_min_arithmetic_precision): Declare.
1896 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
1897 (sparc_min_arithmetic_precision): New function.
1899 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
1902 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
1903 Swap commutative operands in new RTL if needed. Handle zero_ext
1905 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
1908 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1909 Kugan Vivekanandarajah <kuganv@linaro.org>
1910 Jim Wilson <jim.wilson@linaro.org>
1912 PR tree-optimization/43721
1913 * target.def: New hook expand_divmod_libfunc.
1914 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
1915 * doc/tm.texi: Regenerate.
1916 * internal-fn.def: Add new entry for DIVMOD ifn.
1917 * internal-fn.c (expand_DIVMOD): New.
1918 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
1920 (widen_mul_stats): Add new field divmod_calls_inserted.
1921 (target_supports_divmod_p): New.
1922 (divmod_candidate_p): Likewise.
1923 (convert_to_divmod): Likewise.
1924 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
1925 renumber_gimple_stmt_uids at beginning of function. Call
1926 convert_to_divmod and record stats for divmod.
1927 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
1928 TARGET_EXPAND_DIVMOD_LIBFUNC.
1929 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
1932 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
1933 Segher Boessenkool <segher@kernel.crashing.org>
1935 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
1936 swapping the arms of the branch.
1937 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
1938 sequence for the generic signed-signed-signed case.
1940 2016-10-28 Jeff Law <law@redhat.com>
1942 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
1944 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1946 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
1948 PR rtl-optimization/78029
1949 * function.c (prologue_contains, epilogue_contains): New functions.
1950 (record_prologue_seq, record_epilogue_seq): New functions.
1951 * function.h (prologue_contains, epilogue_contains,
1952 record_prologue_seq, record_epilogue_seq): New declarations.
1953 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
1954 mixing prologue and epilogue insns.
1955 (init_deps): Initialize the new fields in struct deps_desc.
1956 * sched-int.h (struct deps_desc): New fields last_prologue,
1957 last_epilogue, and last_logue_was_epilogue.
1958 * shrink-wrap.c (emit_common_heads_for_components): Record all
1959 emitted prologue and epilogue insns.
1960 (emit_common_tails_for_components): Ditto.
1961 (insert_prologue_epilogue_for_components): Ditto.
1963 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1966 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
1967 * common.opt (fstore-merging): New Optimization option.
1968 * opts.c (default_options_table): Add entry for
1969 OPT_ftree_store_merging.
1970 * fold-const.h (can_native_encode_type_p): Declare prototype.
1971 * fold-const.c (can_native_encode_type_p): Define.
1972 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
1973 (PARAM_MAX_STORES_TO_MERGE): Likewise.
1974 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
1975 * passes.def: Insert pass_tree_store_merging.
1976 * tree-pass.h (make_pass_store_merging): Declare extern
1978 * gimple-ssa-store-merging.c: New file.
1979 * doc/invoke.texi (Optimization Options): Document
1981 (--param documentation): Document store-merging-allow-unaligned
1982 and max-stores-to-merge.
1984 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
1987 * gimplify.c (gimplify_init_constructor): Move emit of constructor
1988 assignment to earlier in the if/else logic.
1990 2016-10-28 Richard Biener <rguenther@suse.de>
1994 * fold-const.c (make_bit_field_ref): Only adjust alias set
1995 when the original alias set was zero.
1997 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1999 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
2000 (s390_adjust_loops): New function.
2001 (s390_reorg): Invoke s390_adjust_loops.
2002 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
2003 ("osc_break"): New insn definition.
2005 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2007 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
2008 * config.gcc: Support alternate archXX cpu levels with
2009 --with-arch= and --with-tune=.
2010 * config/s390/linux.h: Translate new archXX cpu levels to the
2011 original names when calling GAS.
2012 * config/s390/tpf.h: Likewise.
2013 * doc/invoke.texi: Document the alternate cpu level names.
2015 2016-10-28 Jakub Jelinek <jakub@redhat.com>
2017 PR rtl-optimization/77919
2018 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
2019 MEM if mode1 is not a complex mode.
2021 PR rtl-optimization/78132
2022 * ree.c (combine_reaching_defs): Give up if copy_needed and
2023 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
2025 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
2027 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
2029 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2031 * config/rs6000/constraints.md (wH constraint): Add new
2032 constraints for allowing 32-bit integers (and eventually 8/16-bit
2033 integers) into the vector registers.
2034 (wI constraint): Likewise.
2035 (wJ constraint): Likewise.
2036 (wK constraint): Likewise.
2037 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
2038 -mvsx-small-integer as a default option for ISA 2.07
2040 (POWERPC_MASKS): Likewise.
2041 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
2042 switch to turn off small integer support in vector registers.
2043 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
2044 test for -mupper-regs-di, since it is already done with the
2045 reg_add[mode].scalar_in_vsx_p. Add support for the switch
2046 -mvsx-small-integer.
2047 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
2049 (rs6000_setup_reg_addr_masks): Likewise.
2050 (rs6000_init_hard_regno_mode_ok): Likewise.
2051 (rs6000_option_override_internal): Add consistency checks for
2052 -mvsx-small-integer.
2053 (rs6000_secondary_reload_simple_move): SImode is a simple move if
2054 -mvsx-small-integer.
2055 (rs6000_secondary_reload): Use std::swap.
2056 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
2057 VSX_REGS for small integers in vector registers, since there is no
2058 D-FORM address mode for such types.
2059 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
2060 (rs6000_opt_masks): Add -mvsx-small-integer.
2061 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
2063 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
2064 extracts can be done on ISA 2.07.
2065 (vsx_extract_<mode>): Add support for small integers in vsx
2067 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
2068 longer support V4SImode in this pattern.
2069 (vsx_extract_si): New insn to support extraction of SImode in ISA
2070 2.07 using either xxextractuw or vspltw.
2071 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
2072 longer support V4SImode in this pattern.
2073 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
2074 wJ, and wK constraints.
2075 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
2076 storing SDmode with VSX instructions.
2077 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
2078 GPR load and before the FPR and VSX loads. Remove ??, ! from the
2079 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
2080 small integers in vector registers.
2081 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
2082 load and before the FPR and VSX loads. Remove ??, ! from the
2083 constraints. Add VEXTSW2D support for small integers in vector
2085 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
2086 integers in vector registers.
2087 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
2088 move instead of using an UNSPEC.
2089 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
2090 integers in vector registers.
2091 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
2092 move instead of using an UNSPEC.
2093 (movsi_internal1): Add support for -mvsx-small-integer. Align
2094 columns so that it is more readable.
2095 (SImode splitter for ISA 3.0 constants): Add splitter for
2096 -128..127 constants that can easily be constructed on ISA 3.0.
2097 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
2100 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2103 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
2106 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
2108 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
2109 PIC_OFFSET_TABLE_REGNUM twice.
2111 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2113 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
2114 support for constant operand for OP.
2116 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2118 * dwarf2out.c (gen_member_die): Only reparent_child instead of
2119 splice_child_die if child doesn't have DW_AT_specification attribute.
2121 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2123 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
2124 (TARGET_HAVE_LDREXBH): Likewise.
2125 (TARGET_HAVE_LDACQ): Likewise.
2127 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2129 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
2130 logic to to decide whether to copy over old value to register for new
2132 * config/arm/sync.md: Add comments explaning why mode and code
2133 attribute are not defined in iterators.md
2134 (thumb1_atomic_op_str): New code attribute.
2135 (thumb1_atomic_newop_str): Likewise.
2136 (thumb1_atomic_fetch_op_str): Likewise.
2137 (thumb1_atomic_fetch_newop_str): Likewise.
2138 (thumb1_atomic_fetch_oldop_str): Likewise.
2139 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
2140 mirror the more restrictive constraints of the Thumb-1 insns after
2141 split compared to Thumb-2 counterpart insns.
2142 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
2143 in sync with non atomic version.
2144 (atomic_nand<mode>): Likewise.
2145 (atomic_fetch_<sync_optab><mode>): Likewise.
2146 (atomic_fetch_nand<mode>): Likewise.
2147 (atomic_<sync_optab>_fetch<mode>): Likewise.
2148 (atomic_nand_fetch<mode>): Likewise.
2149 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
2150 in sync with atomic version.
2151 (thumb1_subsi3_insn): Likewise.
2152 (thumb1_andsi3_insn): Likewise.
2153 (thumb1_iorsi3_insn): Likewise.
2154 (thumb1_xorsi3_insn): Likewise.
2156 2016-10-27 Nick Clifton <nickc@redhat.com>
2158 * plugin.c (register_plugin_info): Produce an error message if the
2159 plugin is not found in the hash table.
2161 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2163 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
2166 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
2169 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
2170 define builtin functions from the bdesc_spe_predicates or
2171 bdesc_spe_evsel arrays if the builtin mask is not compatible with
2172 the current compiler configuration.
2173 (paired_init_builtins): Modify loop to not define define builtin
2174 functions from the bdesc_paried_preds array if the builtin mask is
2175 not compatible with the current compiler configuration.
2176 (altivec_init_builtins): Modify loops to not define the
2177 __builtin_altivec_stxvl function nor the builtin functions from
2178 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
2179 builtin mask is not compatible with the current compiler
2182 2016-10-26 Jeff Law <law@redhat.com>
2184 * config/sh/sh.c (output_branch): Add missing fallthru comments.
2185 (gen_shl_and): Likewise.
2186 * config/sh/sh.md (movsicc): Add missing fallthru comments.
2188 * config/mips/mips.c (mips16_constant_cost): Add missing
2190 (mips16_build_call_stub): Increase buffer size. Adjust
2193 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2195 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
2196 INSN_UIDs for all insns in compact mode.
2197 (rtx_writer::print_rtx): Likewise.
2198 * print-rtl.h (rtx_writer::flag_compact): Update comment.
2199 * rtl-tests.c (selftest::test_dumping_insns): Update expected
2200 output to include INSN_UID.
2201 (selftest::test_uncond_jump): Likewise.
2203 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
2205 * haifa-sched.c (call_used_regs_num): Rename to...
2206 (call_saved_regs_num): ...this.
2207 (fixed_regs_num): New variable.
2208 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
2210 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
2212 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2214 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
2216 * print-rtl.c (outfile): Delete global.
2217 (sawclose): Likewise.
2219 (in_call_function_usage): Likewise.
2220 (flag_compact): Likewise.
2221 (flag_simple): Likewise.
2222 (rtx_writer::rtx_writer): New ctor.
2223 (print_rtx_operand_code_0): Convert to...
2224 (rtx_writer::print_rtx_operand_code_0): ...this.
2225 (print_rtx_operand_code_e): Convert to...
2226 (rtx_writer::print_rtx_operand_code_e): ...this.
2227 (print_rtx_operand_codes_E_and_V): Convert to...
2228 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
2229 (print_rtx_operand_code_i): Convert to...
2230 (rtx_writer::print_rtx_operand_code_i): ...this.
2231 (print_rtx_operand_code_r): Convert to...
2232 (rtx_writer::print_rtx_operand_code_r): ...this.
2233 (print_rtx_operand_code_u): Convert to...
2234 (rtx_writer::print_rtx_operand_code_u): ...this.
2235 (print_rtx_operand): Convert to...
2236 (rtx_writer::print_rtx_operand): ...this.
2237 (print_rtx): Convert to...
2238 (rtx_writer::print_rtx): ...this.
2239 (print_inline_rtx): Rewrite in terms of class rtx_writer.
2240 (debug_rtx): Likewise.
2241 (print_rtl): Convert to...
2242 (rtx_writer::print_rtl): ...this.
2243 (print_rtl): Reimplement in terms of class rtx_writer.
2244 (print_rtl_single): Rewrite in terms of class rtx_writer.
2245 (print_rtl_single_with_indent): Convert to..
2246 (rtx_writer::print_rtl_single_with_indent): ...this.
2247 (print_simple_rtl): Rewrite in terms of class rtx_writer.
2248 * print-rtl.h (flag_compact): Delete decl.
2249 (class rtx_writer): New class.
2250 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
2253 2016-10-26 Jeff Law <law@redhat.com>
2255 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
2258 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
2259 (check_if_valid_sleep_operand): Add missing fallthru comment.
2260 (arc_register_move_cost): Increase buffer size.
2261 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
2263 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
2265 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
2266 comment. Add gcc_unreachable for path that should never happen.
2268 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
2271 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2272 Martin Liska <mliska@suse.cz>
2275 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
2276 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
2277 on outer context if any.
2279 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2281 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
2282 by increment rather than double it.
2283 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
2284 emit a space before args[4].
2285 (END): Don't emit a space before with_arg.
2287 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2289 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
2290 Baseline only alternatives to (i) hold store atomic success value in a
2291 return register rather than a scratch register, (ii) use a low register
2292 for it and to (iii) ensure the cbranchsi insn generated by the split
2293 respect the constraints of Thumb-1 cbranchsi4_insn and
2295 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
2296 constraints must match those in atomic_compare_and_swap.
2297 (cbranchsi4_scratch): Likewise.
2299 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2301 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
2302 variable. Add the new parameter to the insn generator. Set that
2303 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
2304 return value from the negation of that parameter for Thumb-1, keeping
2305 the logic unchanged otherwise except for using bdst as the destination
2306 register of the compare_and_swap insn.
2307 (arm_split_compare_and_swap): Add explanation about how is the value
2308 returned to the function comment. Rename scratch variable to
2309 neg_bval. Adapt initialization of variables holding operands to the
2310 new operand numbers. Use return register to hold result of store
2311 exclusive for Thumb-1, scratch register otherwise. Construct the
2312 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
2313 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
2314 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
2315 for strongly ordered compare_and_swap.
2316 * config/arm/predicates.md (cc_register_operand): New predicate.
2317 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
2318 match_operand with the new predicate to accept either the CC flag or a
2319 destination register for the boolean return value, restricting it to
2320 CC flag only via constraint. Adapt operand numbers accordingly.
2322 2016-10-26 Jeff Law <law@redhat.com>
2324 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
2326 * config/frv/frv.c (comparison_string): Do not fall through after
2329 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
2331 (expand_one_builtin): Add missing break.
2333 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
2334 (m32c_legitimate_address_p): Likewise.
2336 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
2338 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
2340 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
2343 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
2346 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
2348 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
2350 (rl78_asm_ctor_dtor): Increase buffer size.
2352 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
2354 (xstormy16_asm_output_constructor): Likewise.
2356 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
2359 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
2360 comment to silence warning.
2362 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
2363 (spu_legitimate_address_p): Fix logic error and add missing fallthru
2366 2016-10-26 Michael Matz <matz@suse.de>
2368 PR tree-optimization/78060
2369 PR tree-optimization/78061
2370 PR tree-optimization/78088
2371 * tree-ssa-loop-split.c (easy_exit_values): New function.
2372 (tree_ssa_split_loops): Use it.
2373 (compute_new_first_bound): Change order of operations,
2374 fix invalid use of types.
2376 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
2378 gen-pass-instances.awk is sensitive to the order in which
2379 passes are added; passes that appear later have to be added first.
2383 * config/avr/avr-passes.def: Swap order of directives for
2384 gen-pass-instances.awk.
2386 2016-10-25 Jeff Law <law@redhat.com>
2388 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
2389 (vax_notice_update_cc): Likewise.
2391 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2393 * config.gcc (sparc*-*-solaris2*): Adjust.
2394 (sparc64-*-linux*): Likewise.
2395 * config/sparc/default-64.h: Rename to...
2396 * config/sparc/default64.h: ...this.
2397 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
2399 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
2400 * config/sparc/sparc.h: Minor tweaks.
2401 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
2402 TARGET_ARCH32 throughout. Minor various tweaks throughout.
2404 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2406 * input.c (fcache::file_patch): Add comment about lifetime.
2407 (selftest::cpp_reader_ptr): New class.
2408 (selftest::lexer_test): Convert m_parser from cpp_reader *
2409 to a cpp_reader_ptr, and move m_tempfile to after it.
2410 (selftest::lexer_test::lexer_test): Update for above reordering.
2411 (lexer_test::~lexer_test): Move cleanup of m_parser to
2412 cpp_reader_ptr's dtor.
2414 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2416 * toplev.c (toplev::main): Remove call to
2417 location_adhoc_data_fini.
2419 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2421 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
2422 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
2424 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2426 * ggc-tests.c (forcibly_ggc_collect): Rename to...
2427 (selftest::forcibly_ggc_collect): ...this, and remove "static".
2428 (test_basic_struct): Update for above renaming.
2429 (test_length): Likewise.
2430 (test_union): Likewise.
2431 (test_finalization): Likewise.
2432 (test_deletable_global): Likewise.
2433 (test_inheritance): Likewise.
2434 (test_chain_next): Likewise.
2435 (test_user_struct): Likewise.
2436 (test_tree_marking): Likewise.
2437 * selftest-run-tests.c (selftest::run_tests): Call
2438 selftest::forcibly_ggc_collect at the end of the selftests.
2439 * selftest.h (selftest::forcibly_ggc_collect): New decl.
2441 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2444 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
2445 * optabs.c (expand_vec_cond_expr): For comparison codes
2446 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
2447 (expand_vec_cmp_expr): For comparison codes
2448 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
2449 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
2450 Add enum tree_code argument.
2451 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
2453 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
2454 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
2456 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
2457 NE_EXPR, attempt to use vcondeq_optab as fallback.
2458 * tree-vect-generic.c (expand_vector_comparison,
2459 expand_vector_divmod, expand_vector_condition): Adjust
2460 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
2461 * tree-vect-stmts.c (vectorizable_condition,
2462 vectorizable_comparison): Likewise.
2463 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
2464 check_bool_pattern, search_type_for_mask_1): Likewise.
2465 * expr.c (do_store_flag): Likewise.
2466 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
2467 @code{vcondeq@var{m}@var{n}}): Document.
2468 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
2471 2016-10-25 Jeff Law <law@redhat.com>
2473 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
2475 (v850_output_aligned_bss): Add missing break.
2477 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
2479 2016-10-25 Martin Liska <mliska@suse.cz>
2482 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
2483 statements as they can also contain possibly a freeing call.
2485 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
2486 Martin Liska <mliska@suse.cz>
2489 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
2490 * ipa-icf.c (sem_function::get_hash): Add target optimization
2493 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
2496 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
2497 Remove partial overlap check for shift by 1.
2498 (ashldi3_neon): Likewise.
2500 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2502 * config/arm/constraints.md (Q constraint): Document its use for
2504 (Pf constraint): New constraint for relaxed, consume or relaxed memory
2506 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
2507 alternatives to allow any register when memory model matches Pf and
2508 thus lda is used, but only low registers otherwise. Use unpredicated
2509 output template for Thumb-1 targets.
2510 (atomic_store<mode>): Likewise for stl.
2511 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
2512 whose output template does not have predication.
2513 (arm_load_acquire_exclusive<mode>): Likewise.
2514 (arm_load_exclusivesi): Likewise.
2515 (arm_load_acquire_exclusivesi): Likewise.
2516 (arm_store_release_exclusive<mode>): Likewise.
2517 (arm_store_exclusive<mode>): Use unpredicated output template for
2520 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2522 * internal-fn.def (LAUNDER): New internal function.
2523 * internal-fn.c (expand_LAUNDER): New function.
2525 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2526 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2528 New avr target pass to work around performance loss by PR fix.
2532 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
2533 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
2534 * config/avr/predicates.md (extend_operator): New.
2535 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
2536 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
2537 (make_avr_pass_casesi): New prototypes.
2538 * config/avr/avr.c (print-rtl.h): Include it.
2539 (pass_data avr_pass_data_casesi): Data for new pass.
2540 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
2541 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
2542 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
2543 (avr_optimize_casesi): New functions.
2545 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2546 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2550 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
2552 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2554 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
2555 DW_AT_rvalue_reference attributes.
2557 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
2559 * doc/invoke.text (Wint-in-bool-context): Update documentation.
2560 * value-prof.c (stringop_block_profile): Fix a warning.
2562 2016-10-24 Martin Sebor <msebor@redhat.com>
2565 * builtins.c (string_length): New function.
2566 (c_strlen): Use string_length. Correctly handle wide strings.
2567 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
2569 (target_int_max): Call target_max_value.
2570 (format_result::knownrange): New data member.
2571 (fmtresult::fmtresult): Define default constructor.
2572 (format_integer): Use it and set format_result::knownrange.
2573 Handle global constants.
2574 (format_floating_max): Add third argument.
2575 (format_floating): Recompute maximum value for %a for each argument.
2576 (get_string_length): Use fmtresult default ctor.
2577 (format_string): Set format_result::knownrange.
2578 (format_directive): Check format_result::knownrange.
2579 (add_bytes): Same. Correct caret placement in diagnostics.
2580 (pass_sprintf_length::compute_format_length): Set
2581 format_result::knownrange.
2582 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
2584 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2586 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
2587 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
2589 2016-10-24 Ximin Luo <infinity0@pwned.gg>
2592 * dwarf2out.c (file_table_relative_p): Remove.
2593 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
2594 also for absolute paths.
2595 * doc/tm.texi: Update.
2596 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
2597 * target.def (force_at_comp_dir): Remove hook.
2598 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
2600 2016-10-24 Richard Biener <rguenther@suse.de>
2602 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
2603 backedges when identifying the single predecessor to take
2604 conditional info from. Use SCEV to get at ranges for loop IVs.
2605 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
2606 avoid false warning.
2608 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
2611 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
2612 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
2613 (avr_address_tiny_absdata_p): New static function.
2614 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
2615 it to determine validity of constant addresses.
2616 (avr_attribute_table) [absdata]: New variable attribute...
2617 (avr_handle_absdata_attribute): ...and handler.
2618 (avr_decl_absdata_p): New static function.
2619 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
2620 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
2621 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
2623 2016-10-24 Richard Biener <rguenther@suse.de>
2625 PR tree-optimization/78076
2626 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
2627 also on the loop tree root.
2629 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2631 * config/i386/i386.c (ix86_fold_builtin): Handle
2632 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
2633 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2634 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
2635 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2637 2016-10-24 Martin Liska <mliska@suse.cz>
2640 * opts.c (finish_options): Skip conditionally.
2642 2016-10-23 Martin Sebor <msebor@redhat.com>
2645 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
2646 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
2648 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2650 * config/sparc/sparc.md (cpu_feature): Minor tweak.
2651 (enabled): Likewise.
2652 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
2653 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
2654 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
2655 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
2656 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
2657 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
2659 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2661 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
2662 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
2664 2016-10-21 Andrew Pinski <apinski@cavium.com>
2666 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
2668 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
2669 implementer_id to unsigned char.
2670 Change part_no to unsigned int.
2671 (AARCH64_BIG_LITTLE): New define.
2672 (INVALID_IMP): New define.
2673 (INVALID_CORE): New define.
2674 (cpu_data): Change the last element's implementer_id and part_no to
2676 (valid_bL_string_p): Rewrite to ..
2677 (valid_bL_core_p): this for integers instead of strings.
2678 (parse_field): New function.
2679 (contains_string_p): Rewrite to ...
2680 (contains_core_p): this for integers and only for the part_no.
2681 (host_detect_local_cpu): Rewrite handling of implementation and
2682 par num to be integers; simplifying the code.
2684 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2686 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
2687 value range for pointers in more cases.
2689 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2691 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
2692 Add extra argument to allow emitting the move immediate.
2693 Use add/sub with positive immediate.
2694 (aarch64_add_constant): Add inline function.
2695 (aarch64_add_sp): Likewise.
2696 (aarch64_sub_sp): Likewise.
2697 (aarch64_expand_prologue): Call aarch64_sub_sp.
2698 (aarch64_expand_epilogue): Call aarch64_add_sp.
2699 Decide when to leave out move.
2700 (aarch64_output_mi_thunk): Call aarch64_add_constant.
2702 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2704 * config/aarch64/aarch64.c (aarch64_layout_frame):
2705 Align FP callee-saves.
2707 2016-10-21 Jakub Jelinek <jakub@redhat.com>
2709 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
2710 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
2712 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
2713 _rdseed64_step): Likewise.
2714 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
2717 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
2718 and tree-ssanames.h.
2719 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
2720 with INTEGER_CST argument.
2721 (ix86_gimple_fold_builtin): New function.
2722 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
2724 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
2725 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
2726 (ranges_table_allocated, ranges_table_in_use,
2727 ranges_by_label_allocated, ranges_by_label_in_use,
2728 RANGES_TABLE_INCREMENT): Removed.
2729 (add_ranges_num): Use vec_safe_push into ranges_table.
2730 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
2731 (output_ranges): Adjust for ranges_table and ranges_by_label
2732 conversion from arrays to vec.
2733 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
2734 conversion from arrays to vec.
2735 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
2736 ranges_table_in_use, ranges_by_label_allocated and
2737 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
2739 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
2740 if needed. Re-add origin_die variable and its initialization.
2742 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
2743 even for -fstack-reuse=none, or for volatile vars etc.
2745 2016-10-21 David Malcolm <dmalcolm@redhat.com>
2747 * print-rtl-function.c (flag_compact): Move extern decl to...
2748 * print-rtl.h (flag_compact): ...here.
2749 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
2750 (ASSERT_RTL_DUMP_EQ): New macro.
2751 (selftest::test_dumping_regs): New function.
2752 (selftest::test_dumping_insns): New function.
2753 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
2755 (selftest::rtl_tests_c_tests): Call the new test functions.
2757 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2759 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2760 (outgoing_edges_match): Likewise.
2761 (try_crossjump_to_edge): Likewise.
2762 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
2763 (rtl_tidy_fallthru_edge): Likewise.
2764 * rtl.h (tablejump_p): Adjust prototype.
2765 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
2767 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2769 * rtl.h (label_ref_label): New function.
2770 (set_label_ref_label): New function.
2771 (LABEL_REF_LABEL): Delete.
2772 * alias.c (rtx_equal_for_memref_p): Adjust.
2773 * cfgbuild.c (make_edges): Likewise.
2774 (purge_dead_tablejump_edges): Likewise.
2775 * cfgexpand.c (convert_debug_memory_address): Likewise.
2776 * cfgrtl.c (patch_jump_insn): Likewise.
2777 * combine.c (distribute_notes): Likewise.
2778 * cse.c (hash_rtx_cb): Likewise.
2779 (exp_equiv_p): Likewise.
2780 (fold_rtx): Likewise.
2781 (check_for_label_ref): Likewise.
2782 * cselib.c (rtx_equal_for_cselib_1): Likewise.
2783 (cselib_hash_rtx): Likewise.
2784 * emit-rtl.c (mark_label_nuses): Likewise.
2785 * explow.c (convert_memory_address_addr_space_1): Likewise.
2786 * final.c (output_asm_label): Likewise.
2787 (output_addr_const): Likewise.
2788 * gcse.c (add_label_notes): Likewise.
2789 * genconfig.c (walk_insn_part): Likewise.
2790 * genrecog.c (validate_pattern): Likewise.
2791 * ifcvt.c (cond_exec_get_condition): Likewise.
2792 (noce_emit_store_flag): Likewise.
2793 (noce_get_alt_condition): Likewise.
2794 (noce_get_condition): Likewise.
2795 * jump.c (maybe_propagate_label_ref): Likewise.
2796 (mark_jump_label_1): Likewise.
2797 (redirect_exp_1): Likewise.
2798 (rtx_renumbered_equal_p): Likewise.
2799 * lra-constraints.c (operands_match_p): Likewise.
2800 * print-rtl.c (print_value): Likewise.
2801 * reload.c (find_reloads): Likewise.
2802 * reload1.c (set_label_offsets): Likewise.
2803 * reorg.c (get_branch_condition): Likewise.
2804 * rtl-tests.c (test_uncond_jump): Likewise.
2805 * rtl.c (rtx_equal_p_cb): Likewise.
2806 (rtx_equal_p): Likewise.
2807 * rtlanal.c (reg_mentioned_p): Likewise.
2808 (rtx_referenced_p): Likewise.
2809 (get_condition): Likewise.
2810 * varasm.c (const_hash_1): Likewise.
2811 (compare_constant): Likewise.
2812 (const_rtx_hash_1): Likewise.
2813 (output_constant_pool_1): Likewise.
2815 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2818 * reload.c (find_valid_class_1): Allow regclass if atleast one
2819 regno in regclass is ok. Compute and use rclass size based on
2820 actually available regnos for mode in rclass.
2822 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
2824 * config/sparc/sparc-modes.def (CCV): New.
2826 * config/sparc/predicates.md (v_comparison_operator): New.
2827 (icc_comparison_operator): Add support for CCV/CCXV.
2828 (xcc_comparison_operator): Likewise.
2829 * config/sparc/sparc.c (output_cbranch): Likewise.
2830 (sparc_print_operand): Likewise.
2831 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
2832 (uaddvdi4): New expander.
2833 (addvdi4): Likewise.
2834 (uaddvdi4_sp32): New instruction.
2835 (addvdi4_sp32): Likewise.
2836 (uaddvsi4): New expander.
2837 (addvsi4): Likewise.
2838 (cmp_ccc_plus_sltu_set): New instruction.
2839 (cmp_ccv_plus): Likewise.
2840 (cmp_ccxv_plus): Likewise.
2841 (cmp_ccv_plus_set): Likewise.
2842 (cmp_ccxv_plus_set): Likewise.
2843 (cmp_ccv_plus_sltu_set): Likewise.
2844 (uaddvdi4): New expander.
2845 (subvdi4): Likewise.
2846 (usubdi4_sp32): New instruction.
2847 (subvdi4_sp32): Likewise.
2848 (usubvsi4): New expander.
2849 (subvsi4): Likewise.
2850 (cmpsi_minus_sltu_set): New instruction.
2851 (cmp_ccv_minus): Likewise.
2852 (cmp_ccxv_minus): Likewise.
2853 (cmp_ccv_minus_set): Likewise.
2854 (cmp_ccxv_minus_set): Likewise.
2855 (cmp_ccv_minus_sltu_set): Likewise.
2856 (unegvdi3): New expander.
2857 (negvdi3): Likewise.
2858 (unegdi3_sp32): New instruction.
2859 (negvdi3_sp32): Likewise.
2860 (unegvsi3): New expander.
2861 (negvsi3): Likewise.
2862 (cmp_ccc_neg_sltu_set): New instruction.
2863 (cmp_ccv_neg): Likewise.
2864 (cmp_ccxv_neg): Likewise.
2865 (cmp_ccv_neg_set): Likewise.
2866 (cmp_ccxv_neg_set): Likewise.
2867 (cmp_ccv_neg_sltu_set): Likewise.
2869 * tree-ssa-loop-split.c: Remove trailing spaces.
2870 * match.pd: Likewise.
2872 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2874 PR rtl-optimization/78038
2875 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
2876 be deduced to set REG through the RTL structure.
2877 (make_defs_and_copies_lists): Return false on a failing get_defs call.
2879 2016-10-21 Richard Biener <rguenther@suse.de>
2881 PR tree-optimization/78051
2882 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
2883 and mark replaced if folding did something.
2885 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
2887 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
2888 and "protected" in visibility types.
2889 (rs6000_xcoff_declare_function_name): Fix formatting.
2890 (rs6000_xcoff_declare_object_name): Fix formatting.
2892 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
2894 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
2895 and IX86_BUILTIN_HUGE_VALQ here ...
2896 (ix86_expand_builtin): ... not here.
2898 2016-10-20 Jakub Jelinek <jakub@redhat.com>
2900 * doc/gty.texi (for_user): Use @item next to @findex.
2902 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
2905 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
2906 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
2907 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
2908 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
2909 __builtin_ia32_lzcnt_u16.
2910 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
2911 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
2912 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
2913 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
2914 (bmi_tzcnt_<mode>): New expander.
2915 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
2916 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
2917 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
2918 (lzcnt_<mode>): New expander.
2919 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
2920 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
2921 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
2922 (UINT64_FTYPE_UINT64): New.
2923 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
2924 (__builtin_ia32_lzcnt_u16): New description.
2925 (__builtin_ia32_lzcnt_u32): Ditto.
2926 (__builtin_ia32_lzcnt_u64): Ditto.
2927 (__builtin_ctzs): Remove description.
2928 (__builtin_ia32_tzcnt_u16): New description.
2929 (__builtin_ia32_tzcnt_u32): Ditto.
2930 (__builtin_ia32_tzcnt_u64): Ditto.
2931 * config/i386/i386.c (ix86_expand_args_builtin): Handle
2932 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
2934 2016-10-20 Martin Liska <mliska@suse.cz>
2937 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
2938 comparison with STMT_UID_NOT_IN_RANGE.
2939 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
2942 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
2944 * compare-elim.c (conforming_compare): Accept UNSPECs.
2945 (find_comparison_dom_walker::before_dom_children): Deal with
2946 instructions both using and killing the flags register.
2947 (equivalent_reg_at_start): New function extracted from...
2948 (try_eliminate_compare): ...here. Use it and add support for
2949 registers and UNSPECs as second operand of the compare.
2950 * config/visium/visium-modes.def (CCV): New.
2951 * config/visium/predicates.md (visium_v_comparison_operator): New.
2952 (visium_branch_operator): Deal with CCV mode.
2953 * config/visium/visium.c (visium_select_cc_mode): Likewise.
2954 (output_cbranch): Likewise.
2955 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
2956 (uaddv<mode>4): New expander.
2957 (addv<mode>4): Likewise.
2958 (add<mode>3_insn_set_carry): New instruction.
2959 (add<mode>3_insn_set_overflow): Likewise.
2960 (addsi3_insn_set_overflow): Likewise.
2961 (usubv<mode>4): New expander.
2962 (subv<mode>4): Likewise.
2963 (sub<mode>3_insn_set_carry): New instruction.
2964 (sub<mode>3_insn_set_overflow): Likewise.
2965 (subsi3_insn_set_overflow): Likewise.
2966 (unegv<mode>3): New expander.
2967 (negv<mode>3): Likewise.
2968 (neg<mode>2_insn_set_overflow): New instruction.
2969 (addv_tst<mode>): Likewise.
2970 (subv_tst<mode>): Likewise.
2971 (negv_tst<mode>): Likewise.
2972 (cbranch<mode>4_addv_insn): New splitter and instruction.
2973 (cbranch<mode>4_subv_insn): Likewise.
2974 (cbranch<mode>4_negv_insn): Likewise.
2976 2016-10-20 Richard Biener <rguenther@suse.de>
2978 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
2979 Handle decls possibly not bound.
2980 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
2981 nothing_id for decls that might not be bound if we are interested
2983 (get_constraint_for_component_ref): Deal with that.
2985 2016-10-20 Michael Matz <matz@suse.de>
2988 * common.opt (-fsplit-loops): New flag.
2989 * passes.def (pass_loop_split): Add.
2990 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
2991 (enable_fdo_optimizations): Add loop splitting.
2992 * timevar.def (TV_LOOP_SPLIT): Add.
2993 * tree-pass.h (make_pass_loop_split): Declare.
2994 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
2995 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
2996 * tree-ssa-loop-split.c: New file.
2997 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
2998 * doc/invoke.texi (fsplit-loops): Document.
2999 * doc/passes.texi (Loop optimization): Add paragraph about loop
3002 2016-10-20 Richard Biener <rguenther@suse.de>
3004 * cgraphunit.c (analyze_functions): Set node->definition to
3005 false to signal symbol removal to debug_hooks->late_global_decl.
3006 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
3007 WPA signal symbol removal to the debuginfo machinery.
3008 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
3009 using early_finised to guard the we're called for symbol
3010 removal case look at the symtabs definition flag.
3011 (gen_variable_die): Remove redundant check.
3013 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3015 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
3017 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3019 PR tree-optimization/53979
3020 * match.pd ((a ^ b) | a -> a | b): New pattern.
3022 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
3024 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
3025 config/pa/pa64-hpux-lib.h.
3026 (PA_CRTBEGIN_HACK): Likewise.
3027 (DTOR_LIST_BEGIN): Likewise.
3029 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3031 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3032 register only if "in" and "out" are different registers.
3034 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
3036 * omp-low.c (pass_oacc_device_lower::gate): New method.
3037 (execute): Always call execute_oacc_device_lower.
3039 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3041 PR tree-optimization/77916
3042 PR tree-optimization/77937
3043 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
3045 (insert_initializers): Requirement of initializer for -1 should be
3046 based on pointer-typedness of the candidate basis.
3048 2016-10-19 Bin Cheng <bin.cheng@arm.com>
3050 PR tree-optimization/78005
3051 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
3052 upper (included) bound for niters of prolog loop.
3053 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
3054 Compute niters of scalar loop above which vectorized loop is
3055 preferred, as well as the upper (included) bound for the niters.
3056 (vect_do_peeling): Record niter bound for loops accordingly.
3058 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3061 * tree-core.h (enum tree_index): Put the complex types after their
3063 * tree-streamer.c (verify_common_node_recorded): New function.
3064 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
3066 2016-10-19 Martin Liska <mliska@suse.cz>
3068 * cgraph.h (cgraph_edge::binds_to_current_def_p):
3069 Replace NULL with false as a return value.
3071 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3073 PR tree-optimization/78024
3074 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
3075 don't clear BB_VISITED after processing.
3077 2016-10-19 Richard Biener <rguenther@suse.de>
3079 * domwalk.c (dom_walker::walk): Use RPO order.
3081 2016-10-19 Richard Biener <rguenther@suse.de>
3083 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
3085 (evrp_dom_walker::~evrp_dom_walker): Free it.
3086 (evrp_dom_walker::stmts_to_remove): Add.
3087 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
3088 whose output we fully propagate for removal. Propagate
3089 into BB destination PHI arguments.
3090 (execute_early_vrp): Remove queued stmts. Dump value ranges
3091 before stmt removal.
3093 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
3095 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
3096 * passes.def: Add two instances of pass_walloca.
3097 * tree-pass.h (make_pass_walloca): New.
3098 * gimple-ssa-warn-alloca.c: New file.
3099 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
3100 -Wvla-larger-than= options.
3102 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
3104 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
3105 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
3107 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
3109 * config/rs6000/altivec.h (vec_xl_len): New macro.
3110 (vec_xst_len): New macro.
3111 (vec_cmpnez): New macro.
3112 (vec_cntlz_lsbb): New macro.
3113 (vec_cnttz_lsbb): New macro.
3114 (vec_xlx): New macro.
3115 (vec_xrx): New macro.
3116 (vec_all_nez): New C++ predicate template.
3117 (vec_any_eqz): New C++ predicate template.
3118 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
3119 conditional compilation.
3120 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
3121 conditional compilation.
3122 (vec_all_nez): New macro.
3123 (vec_any_eqz): New macro.
3124 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
3126 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
3128 * config/rs6000/vector.md (VI): Moved this mode iterator
3129 definition from altivec.md to vector.md.
3130 (UNSPEC_NEZ_P): New value.
3131 (vector_ne_<mode>_p): New expansion for implementation of
3132 vec_all_ne and vec_any_eq built-in functions.
3133 (vector_nez_<mode>_p): New expansion for implementation of
3134 vec_all_nez and vec_any_eqz built-in functions.
3135 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
3136 and vec_any_eq built-in function.
3137 (cr6_test_for_zero): New commentary to explain this expansion.
3138 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
3139 (cr6_test_for_lt): New commentary to explain this expansion.
3140 (cr6_test_for_lt_reverse): New commentary to explain this
3142 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3143 overloaded function prototypes for vec_all_ne, vec_all_nez,
3144 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
3145 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
3147 (altivec_resolve_overloaded_builtin): Modify the handling of
3148 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
3149 the compiler is configured to support TARGET_P9_VECTOR.
3150 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
3151 to explain the special processing that is given to predicate
3152 built-ins introduced using this macro.
3153 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
3154 the special processing given to predicate built-ins introduced
3156 (BU_VSX_P): Likewise.
3157 (BU_P8V_AV_P): Likewise.
3158 (BU_P9V_AV_P): Likewise.
3159 (BU_P9V_AV_X): New macro.
3160 (BU_P9V_64BIT_AV_X): New macro.
3161 (BU_P9V_VSX_3): New macro.
3162 (BU_P9V_OVERLOAD_P): New macro.
3163 (LXVL): New BU_P9V_64BIT_VSX_2.
3164 (VEXTUBLX): New BU_P9V_AV_2.
3165 (VEXTUBRX): Likewise.
3166 (VEXTUHLX): Likewise.
3167 (VEXTUHRX): Likewise.
3168 (VEXTUWLX): Likewise.
3169 (VEXTUWRX): Likewise.
3170 (STXVL): New BU_P9V_64BIT_AV_X.
3171 (VCLZLSBB): New BU_P9V_AV_1.
3172 (VCTZLSBB): Likewise.
3173 (CMPNEB): New BU_P9V_AV_2.
3178 (VCMPNEB_P): New BU_P9V_AV_P.
3179 (VCMPNEH_P): Likewise.
3180 (VCMPNEW_P): Likewise.
3181 (VCMPNED_P): Likewise.
3182 (VCMPNEFP_P): Likewise.
3183 (VCMPNEDP_P): Likewise.
3184 (CMPNEZB): New BU_P9V_AV_2.
3185 (CMPNEZH): Likewise.
3186 (CMPNEZW): Likewise.
3187 (VCMPNEZB_P): New BU_P9V_AV_P.
3188 (VCMPNEZH_P): Likewise.
3189 (VCMPNEZW_P): Likewise.
3190 (LXVL): New BU_P9V_OVERLOAD_2.
3191 (STXVL): New BU_P9V_OVERLOAD_3.
3192 (VEXTULX): New BU_P9V_OVERLOAD_2.
3193 (VEXTURX): Likewise.
3195 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
3196 (VCMPNE_P): Likewise.
3197 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
3198 (VCTZLSBB): Likewise.
3199 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
3200 comment to explain mode used for scratch register.
3201 (altivec_expand_stxvl_builtin): New function.
3202 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
3203 (altivec_init_builtins): Add initialized variable
3204 void_ftype_v16qi_pvoid_long and use this type to define the
3205 built-in function __builtin_altivec_stxvl.
3206 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
3207 (UNSPEC_STXVL): New value.
3208 (UNSPEC_VCLZLSBB): New value.
3209 (UNSPEC_VCTZLSBB): New value.
3210 (UNSPEC_VEXTUBLX): New value.
3211 (UNSPEC_VEXTUHLX): New value.
3212 (UNSPEC_VEXTUWLX): New value.
3213 (UNSPEC_VEXTUBRX): New value.
3214 (UNSPEC_VEXTUHRX): New value.
3215 (UNSPEC_VEXTUWRX): New value.
3216 (UNSPEC_VCMPNEB): New value.
3217 (UNSPEC_VCMPNEZB): New value.
3218 (UNSPEC_VCMPNEH): New value.
3219 (UNSPEC_VCMPNEZH): New value.
3220 (UNSPEC_VCMPNEW): New value.
3221 (UNSPEC_VCMPNEZW): New value.
3222 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3223 vector of integer modes.
3224 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3225 vector of float or double modes.
3226 (*vector_nez_<mode>_p): New insn for vector test all not equal or
3228 (lxvl): New expand for load VSX vector with length.
3229 (*lxvl): New insn for load VSX vector with length.
3230 (stxvl): New expand for store VSX vector with length.
3231 (*stxvl): New insn for store VSX vector with length.
3232 (vcmpneb): New insn for vector of byte compare not equal.
3233 (vcmpnezb): New insn for vector of byte compare not equal or zero.
3234 (vcmpneh): New insn for vector of half word compare not equal.
3235 (vcmpnezh): New insn for vector of half word compare not equal or
3237 (vcmpnew): New insn for vector of word compare not equal.
3238 (vcmpne<VSs>): New insn for vector of float or double compare not
3240 (vcmpnezw): New insn for vector of word compare not equal or zero.
3241 (vclzlsbb): New insn for vector count leading zero
3242 least-significant bits byte.
3243 (vctzlsbb): New insn for vector count trailing zero least
3244 signficant bits byte.
3245 (vextublx): New insn for vector extract unsigned byte left
3247 (vextubrx): New insn for vector extract unsigned byte right
3249 (vextuhlx): New insn for vector extract unsigned half word left
3251 (vextuhrx): New insn for vector extract unsigned half word right
3253 (vextuwlx): New insn for vector extract unsigned word left
3255 (vextuwrx): New insn for vector extract unsigned word right
3257 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
3258 clarify intent of this constant.
3259 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
3260 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
3261 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
3262 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
3263 and vec_xrx functions.
3265 2016-10-18 Andrew Pinski <apinski@cavium.com>
3268 * predict.c (is_exit_with_zero_arg): New function.
3269 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
3272 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
3275 * config/i386/i386.c (legitimize_tls_address)
3276 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
3277 convert dest to Pmode if different than Pmode.
3279 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3281 PR tree-optimization/77916
3282 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
3283 stopgap fix, as pointers with -1 increment are still broken.
3285 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
3287 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
3288 mapping class decoration from here...
3289 (rs6000_xcoff_encode_section): ...to here.
3291 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
3292 if shrink-wrapping and optimizing for speed.
3294 2016-10-18 Richard Biener <rguenther@suse.de>
3296 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3297 not visited but non-executable predecessors. Return taken edge.
3298 Simplify conditions and refactor propagation vs. folding step.
3300 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
3302 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
3303 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
3304 (rs6000_get_separate_components): Assert we do not have those
3305 strategies selected.
3307 2016-10-18 Richard Biener <rguenther@suse.de>
3309 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
3310 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
3312 (substitute_and_fold_dom_walker): Adjust constructor.
3313 (substitute_and_fold_dom_walker::before_dom_children): Remove
3314 do_dce flag and handling (always true).
3315 (substitute_and_fold): Likewise.
3316 * tree-vrp.c (vrp_finalize): Adjust.
3317 (execute_early_vrp): Remove final BB_VISITED clearing.
3318 * tree-ssa-ccp.c (ccp_finalize): Adjust.
3319 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3320 * ira.c (ira): Call clear_bb_flags.
3322 2016-10-18 Richard Biener <rguenther@suse.de>
3324 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
3325 get at the operand to look at with TREE_OPERAND for generic
3328 2016-10-18 David Malcolm <dmalcolm@redhat.com>
3330 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
3332 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
3333 (write_test_expr): Use rtx_reader_ptr for calls to
3335 (write_attr_value): Likewise.
3336 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
3337 call to print_md_ptr_loc.
3338 (write_one_condition): Likewise for calls to print_c_condition.
3339 * genconstants.c: Include "statistics.h" and "vec.h".
3340 (main): Update for conversion to member functions.
3341 * genemit.c (emit_c_code): Use rtx_reader_ptr for
3342 call to print_md_ptr_loc.
3343 * genenums.c: Include "statistics.h" and "vec.h".
3344 (main): Update for conversion of traverse_enum_types to a method.
3345 * genmddeps.c: Include "statistics.h" and "vec.h".
3346 * genoutput.c (process_template): Use rtx_reader_ptr for call to
3348 * genpreds.c (write_predicate_subfunction): Likewise.
3349 (write_predicate_expr): Likewise for calls to print_c_condition.
3350 * genrecog.c (print_test): Likewise.
3351 * gensupport.c (process_rtx): Likewise for calls to
3352 copy_md_ptr_loc and join_c_conditions.
3353 (alter_test_for_insn): Likewise for call to join_c_conditions.
3354 (process_substs_on_one_elem): Likewise.
3355 (gen_mnemonic_setattr): Update for move of string_obstack to a
3356 field of rtx_reader.
3357 (mnemonic_htab_callback): Likewise. Fix formatting.
3358 (gen_mnemonic_attr): Likewise.
3359 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
3360 to print_c_condition.
3361 * read-md.c: Include "statistics.h" and "vec.h".
3362 (string_obstack): Convert this global to field "m_string_obstack"
3363 of class rtx_reader.
3364 (ptr_locs): Likewise, as "m_ptr_locs".
3365 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
3366 (joined_conditions): Likewise, as "m_joined_conditions".
3367 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
3368 (md_constants): Likewise, as "m_md_constants".
3369 (enum_types): Likewise, as "m_enum_types".
3370 (set_md_ptr_loc): Convert to...
3371 (rtx_reader::set_md_ptr_loc): ...member function.
3372 (get_md_ptr_loc): Convert to...
3373 (rtx_reader::get_md_ptr_loc): ...member function.
3374 (copy_md_ptr_loc): Convert to...
3375 (rtx_reader::copy_md_ptr_loc): ...member function.
3376 (fprint_md_ptr_loc): Convert to...
3377 (rtx_reader::fprint_md_ptr_loc): ...member function.
3378 (print_md_ptr_loc): Convert to...
3379 (rtx_reader::print_md_ptr_loc): ...member function.
3380 (join_c_conditions): Convert to...
3381 (rtx_reader::join_c_conditions): ...member function.
3382 (fprint_c_condition): Convert to...
3383 (rtx_reader::fprint_c_condition): ...member function.
3384 (print_c_condition): Convert to...
3385 (rtx_reader::print_c_condition): ...member function.
3386 (read_name): Convert to...
3387 (rtx_reader::read_name): ...member function.
3388 (read_escape): Convert to...
3389 (rtx_reader::read_escape): ...member function.
3390 (read_quoted_string): Convert to...
3391 (rtx_reader::read_quoted_string): ...member function.
3392 (read_braced_string): Convert to...
3393 (rtx_reader::read_braced_string): ...member function.
3394 (read_string): Convert to...
3395 (rtx_reader::read_string): ...member function.
3396 (read_skip_construct): Convert to...
3397 (rtx_reader::read_skip_construct): ...member function.
3398 (handle_constants): Convert to...
3399 (rtx_reader::handle_constants): ...member function.
3400 (traverse_md_constants): Convert to...
3401 (rtx_reader::traverse_md_constants): ...member function.
3402 (handle_enum): Convert to...
3403 (rtx_reader::handle_enum): ...member function.
3404 (lookup_enum_type): Convert to...
3405 (rtx_reader::lookup_enum_type): ...member function.
3406 (traverse_enum_types): Convert to...
3407 (rtx_reader::traverse_enum_types): ...member function.
3408 (rtx_reader::rtx_reader): Move initializations
3409 of various former global data from rtx_reader::read_md_files to
3410 here, as fields, along with the call to unlock_std_streams.
3411 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
3413 (rtx_reader::read_md_files): Move initializations of various
3414 global data from here to the ctor.
3415 * read-md.h (read_name): Convert to...
3416 (rtx_reader::read_name): ...member function.
3417 (rtx_reader::read_escape): New method decl.
3418 (read_quoted_string): Convert to...
3419 (rtx_reader::read_quoted_string): ...member function.
3420 (rtx_reader::read_braced_string): New method decl.
3421 (read_string): Convert to...
3422 (rtx_reader::read_string): ...member function.
3423 (rtx_reader::read_skip_construct): New method decl.
3424 (rtx_reader::set_md_ptr_loc): New method decl.
3425 (rtx_reader::get_md_ptr_loc): New method decl.
3426 (copy_md_ptr_loc): Convert to...
3427 (rtx_reader::copy_md_ptr_loc): ...member function.
3428 (fprint_md_ptr_loc): Convert to...
3429 (rtx_reader::fprint_md_ptr_loc): ...member function.
3430 (print_md_ptr_loc): Convert to...
3431 (rtx_reader::print_md_ptr_loc): ...member function.
3432 (rtx_reader::lookup_enum_type): New method decl.
3433 (rtx_reader::traverse_enum_types): New method decl.
3434 (rtx_reader::handle_constants): New method decl.
3435 (traverse_md_constants): Convert to...
3436 (rtx_reader::traverse_md_constants): ...member function.
3437 (rtx_reader::handle_enum): New method decl.
3438 (rtx_reader::join_c_conditions): New method decl.
3439 (fprint_c_condition): Convert to...
3440 (rtx_reader::fprint_c_condition): ...member function.
3441 (print_c_condition): Convert to...
3442 (rtx_reader::print_c_condition): ...member function.
3443 (rtx_reader::apply_iterator_to_string): New method decl.
3444 (rtx_reader::copy_rtx_for_iterators): New method decl.
3445 (rtx_reader::read_conditions): New method decl.
3446 (rtx_reader::record_potential_iterator_use): New method decl.
3447 (rtx_reader::read_mapping): New method decl.
3448 (rtx_reader::read_rtx): New method decl.
3449 (rtx_reader::read_rtx_code): New method decl.
3450 (rtx_reader::read_rtx_operand): New method decl.
3451 (rtx_reader::read_nested_rtx): New method decl.
3452 (rtx_reader::read_rtx_variadic): New method decl.
3453 (rtx_reader::get_string_obstack): New method.
3454 (rtx_reader::get_md_constants): New method.
3455 (string_obstack): Convert global variable decl to...
3456 (rtx_reader::m_string_obstack): ...this new field.
3457 (rtx_reader::m_ptr_locs): New field.
3458 (rtx_reader::m_ptr_loc_obstack): New field.
3459 (rtx_reader::m_joined_conditions): New field.
3460 (rtx_reader::m_joined_conditions_obstack): New field.
3461 (rtx_reader::m_md_constants): New field.
3462 (rtx_reader::m_enum_types): New field.
3463 * read-rtl.c (apply_iterator_to_string): Convert to...
3464 (rtx_reader::apply_iterator_to_string): ...member function.
3465 (copy_rtx_for_iterators): Convert to...
3466 (rtx_reader::copy_rtx_for_iterators): ...member function.
3467 (add_condition_to_string): Use rtx_reader_ptr for
3468 calls join_c_conditions.
3469 (apply_iterators): Use rtx_reader_ptr for calls to
3470 join_c_conditions and copy_rtx_for_iterators.
3471 (read_conditions): Convert to...
3472 (rtx_reader::read_conditions): ...member function.
3473 (record_potential_iterator_use): Convert to...
3474 (rtx_reader::record_potential_iterator_use): ...member function.
3475 (read_mapping): Convert to...
3476 (rtx_reader::read_mapping): ...member function.
3477 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
3478 (read_rtx): Convert to...
3479 (rtx_reader::read_rtx): ...member function.
3480 (read_rtx_code): Convert to...
3481 (rtx_reader::read_rtx_code): ...member function.
3482 (read_rtx_operand): Convert to...
3483 (rtx_reader::read_rtx_operand): ...member function. Update for move
3484 of string_obstack to a field.
3485 (read_nested_rtx): Convert to..
3486 (rtx_reader::read_nested_rtx): ...member function.
3487 (read_rtx_variadic): Convert to..
3488 (rtx_reader::read_rtx_variadic): ...member function.
3490 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3492 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
3494 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3496 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
3497 for pointer type too.
3498 (ipcp_update_vr): set_ptr_nonnull for pointer.
3500 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3502 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
3503 pt_solution_singleton_p.
3504 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
3505 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
3506 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
3507 pointer nonnull computed by VRP.
3508 Also Conservatively set pt.null to 1.
3509 (pt_solution_reset): Conservatively set pt.null to 1.
3510 (pt_solution_singleton_or_null_p): Renamed from
3511 pt_solution_singleton_p.
3512 * tree-ssanames.h (set_ptr_nonnull): Declare.
3513 (get_ptr_nonnull): Likewise.
3514 * tree-ssanames.c (set_ptr_nonnull): New.
3515 (get_ptr_nonnull): Likewise.
3516 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
3517 (evrp_dom_walker::before_dom_children): Likewise.
3519 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3521 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3522 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3523 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3524 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3525 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
3526 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3527 (rs6000_option_override_internal): Clear it if ABI_AIX.
3528 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3529 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
3531 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3533 * gimple-ssa-strength-reduction.c (record_increment): Remove
3536 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3538 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
3539 that the result is non-zero if it is true.
3540 (maybe_expand_shift): New wrapper around expand_shift_1.
3541 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
3543 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3545 PR tree-optimization/77916
3546 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
3547 Don't allow a MINUS_EXPR for pointer arithmetic for either known
3549 (record_increment): Increments of -1 for unknown strides just use
3550 a multiply initializer like other negative values.
3551 (analyze_increments): Remove stopgap solution for -1 increment
3552 applied to pointer arithmetic.
3554 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
3556 * dominance.c (dom_info::dom_info): Add new constructor for region
3557 which is vector of basic blocks.
3558 (dom_init): New method to initialize members common for both
3560 (dom_info::dom_info): Invoke dom_init for partial initialization.
3561 (dom_info::get_idom): Add check to corner cases on basic blocks which
3563 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
3564 to detect unreachable bbs.
3565 (dom_info::calc_idoms): Likewise.
3566 (compute_dom_fast_query_in_region): New function.
3567 (calculate_dominance_info_for_region): Likewise.
3568 (free_dominance_info_for_region): Likewise.
3569 * dominance.h: Add prototypes for introduced region-based functions
3570 tree-if-conv.c: (build_region): New function.
3571 (if_convertible_loop_p_1): Invoke local version of post-dominators
3572 calculation before basic block predication with subsequent freeing
3573 post-dominator info.
3574 (tree_if_conversion): Remove free of post-dominator info
3575 (pass_if_conversion::execute): Delete detection of infinite loops
3576 and fake edges to exit block since post-dominator calculation is
3577 performed per if-converted loop only.
3579 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3582 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3583 register explicitly.
3584 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
3585 optimizing for size.
3587 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3589 * config/aarch64/aarch64.c: Delete inclusion of
3590 cortex-a57-fma-steering.h.
3591 (aarch64_override_options): Delete call
3592 to aarch64_register_fma_steering.
3593 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
3594 * config/aarch64/cortex-a57-fma-steering.h: Delete.
3595 * config/aarch64/aarch64-passes.def: New file.
3596 * config/aarch64/cortex-a57-fma-steering.c
3597 (aarch64_register_fma_steering): Delete definition.
3598 (make_pass_fma_steering): Remove static qualifier.
3599 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
3600 (cortex-a57-fma-steering.o): Remove dependency on
3601 cortex-a57-fma-steering.h.
3603 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3605 * explow.c (validize_mem): Do not modify the argument in-place.
3607 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
3609 * tree-streamer.c (record_common_node): Explicitly list expected
3612 2016-10-17 Richard Biener <rguenther@suse.de>
3614 PR tree-optimization/77988
3615 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
3617 2016-10-17 Marek Polacek <polacek@redhat.com>
3619 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
3621 2016-10-17 Richard Biener <rguenther@suse.de>
3623 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
3626 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3628 PR tree-optimization/71636
3629 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
3631 2016-10-17 Richard Biener <rguenther@suse.de>
3633 * gimplify.c (gimplify_function_tree): Do not move the outer
3636 2016-10-17 Jakub Jelinek <jakub@redhat.com>
3638 * langhooks.h (struct lang_hooks_for_decls): Remove
3639 function_decl_explicit_p, function_decl_deleted_p and
3640 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
3641 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
3642 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3643 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
3644 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
3645 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
3646 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3647 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
3648 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
3649 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
3650 * langhooks.c (lhd_decl_dwarf_attribute): New function.
3651 * dwarf2out.c (gen_subprogram_die): Use
3652 lang_hooks.decls.decl_dwarf_attribute instead of
3653 lang_hooks.decls.function_decl_*.
3655 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3659 * common.opt (-ftrampolines): New option.
3660 * doc/invoke.texi (Code Gen Options): Document it.
3661 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
3662 * doc/tm.texi: Regenerate.
3663 * builtins.def: Add init_descriptor and adjust_descriptor.
3664 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
3665 on platforms with descriptors.
3666 (expand_builtin_init_descriptor): New function.
3667 (expand_builtin_adjust_descriptor): Likewise.
3668 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
3669 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
3670 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
3671 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
3672 Set STATIC_CHAIN_REG_P on the static chain register, if any.
3673 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
3674 (expand_call): Likewise. Move around call to prepare_call_address
3675 and pass all flags to it.
3676 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
3677 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
3678 (gimple_call_set_by_descriptor): New setter.
3679 (gimple_call_by_descriptor_p): New getter.
3680 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
3681 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
3682 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
3683 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3684 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
3685 * rtl.h (STATIC_CHAIN_REG_P): New macro.
3686 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
3687 * target.def (custom_function_descriptors): New POD hook.
3688 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
3689 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
3690 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
3691 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
3692 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
3693 (build_common_builtin_nodes): Initialize init_descriptor and
3695 * tree-nested.c: Include target.h.
3696 (struct nesting_info): Add 'any_descr_created' field.
3697 (get_descriptor_type): New function.
3698 (lookup_element_for_decl): New function extracted from...
3699 (create_field_for_decl): Likewise.
3700 (lookup_tramp_for_decl): ...here. Adjust.
3701 (lookup_descr_for_decl): New function.
3702 (convert_tramp_reference_op): Deal with descriptors.
3703 (build_init_call_stmt): New function extracted from...
3704 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
3705 * defaults.h (FUNCTION_ALIGNMENT): Define.
3706 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
3707 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3708 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3709 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
3710 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3712 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3714 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
3715 constants in CONST_VECTORs.
3717 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3719 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
3720 register as destination of bmask.
3721 (vector_init_bshuffle): Likewise.
3722 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
3723 (bmaskdi_vis): Enable only in 64-bit mode.
3725 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
3727 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
3728 make LR a separately shrink-wrapped component unless savres_strategy
3729 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
3730 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
3731 wrapping when not both {SAVE,REST}_INLINE_GPRS.
3733 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3735 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
3736 and keep looping on failure.
3738 2016-10-14 David Malcolm <dmalcolm@redhat.com>
3740 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
3742 (print_rtx_function): Update example in comment for...
3743 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
3744 non-virtual pseudos with a '%' sigil followed by the regno, offset
3745 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
3746 pseudo is dumped as "%0".
3748 2016-10-14 Jakub Jelinek <jakub@redhat.com>
3751 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
3754 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
3756 * config/sparc/sparc-passes.def: New file.
3757 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
3758 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
3759 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
3761 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3763 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
3764 loop peel to loops with exit test at the beginning.
3766 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3768 PR rtl-optimization/68212
3769 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
3770 frequency when computing scale factor for peeled copies.
3771 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
3772 values for switch/peel blocks/edges.
3774 2016-10-14 Pedro Alves <palves@redhat.com>
3776 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
3778 2016-10-14 Catherine Moore <clm@codesourcery.com>
3780 * config/mips/mips.c (mips_prepare_pch_save): Initialize
3781 micromips_globals to zero.
3783 2016-10-14 Richard Biener <rguenther@suse.de>
3785 PR tree-optimization/77979
3786 * tree-vrp.c (compare_name_with_value): Handle released SSA names
3787 in the equivalency sets.
3788 (compare_names): Likewise.
3790 2016-10-14 Martin Liska <mliska@suse.cz>
3792 * builtins.h(target_char_cst_p): Declare the function.
3793 * builtins.c (fold_builtin_memchr): Remove.
3794 (target_char_cst_p): Move the function from gimple-fold.c.
3795 (fold_builtin_3): Do not call the function.
3796 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
3797 (gimple_fold_builtin): Call the function.
3798 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
3800 2016-10-14 Martin Liska <mliska@suse.cz>
3802 * builtins.c (fold_builtin_strcmp): Remove function.
3803 (fold_builtin_strncmp): Likewise.
3804 (fold_builtin_2): Remove call of the function.
3805 (fold_builtin_3): Likewise.
3806 * fold-const-call.c (fold_const_call): Add constant folding
3807 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
3808 * fold-const-call.h (build_cmp_result): Declare the function.
3809 * gimple-fold.c (gimple_load_first_char): New function.
3810 (gimple_fold_builtin_string_compare): Likewise.
3811 (gimple_fold_builtin): Call the function.
3813 2016-10-14 Nathan Sidwell <nathan@acm.org>
3815 * gcov-io.c (gcov_open): Deconstify 'mode'.
3817 2016-10-14 Martin Liska <mliska@suse.cz>
3819 * fold-const.c (c_getstr): Support of properly \0-terminated
3820 string constants. New argument is added.
3821 * fold-const.h: New argument is added.
3823 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3825 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
3827 (aarch64_print_hint_for_core): Likewise.
3828 (aarch64_print_hint_for_arch): Likewise.
3829 (aarch64_validate_march): Use it. Fix indentation in type signature.
3830 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
3831 (aarch64_validate_mtune): Likewise.
3832 (aarch64_handle_attr_arch): Likewise.
3833 (aarch64_handle_attr_cpu): Likewise.
3834 (aarch64_handle_attr_tune): Likewise.
3836 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3838 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
3841 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
3843 * config/m68k/m68k.c (m68k_option_override): Check
3844 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
3845 instead of stack_limit_rtx.
3847 2016-10-13 Jakub Jelinek <jakub@redhat.com>
3849 * dwarf2out.c (gen_member_die): Handle inline static data member
3852 2016-10-13 Nathan Sidwell <nathan@acm.org>
3854 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
3855 gcov_var.mode. Remove unnecessary fstat.
3857 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
3860 * function.c (thread_prologue_and_epilogue_insns): Call all
3861 make_*logue_seq in the same order as traditional. Call them
3862 all a second time if shrink_wrapped_separate.
3864 2016-10-13 Marek Polacek <polacek@redhat.com>
3866 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3867 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
3870 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3872 PR tree-optimization/77937
3873 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
3874 to infinite when we have a pointer with an increment of -1.
3876 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3878 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
3880 * memmodel.h: This file.
3881 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
3882 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
3883 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
3884 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
3885 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
3886 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
3887 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
3888 compare-elim.c, config/aarch64/aarch64-builtins.c,
3889 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
3890 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
3891 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
3892 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
3893 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
3894 config/darwin.c, config/epiphany/epiphany.c,
3895 config/epiphany/mode-switch-use.c,
3896 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
3897 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
3898 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
3899 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
3900 config/m68k/m68k.c, config/mcore/mcore.c,
3901 config/microblaze/microblaze.c, config/mmix/mmix.c,
3902 config/mn10300/mn10300.c, config/moxie/moxie.c,
3903 config/msp430/msp430.c, config/nds32/nds32-cost.c,
3904 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
3905 config/nds32/nds32-memory-manipulation.c,
3906 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
3907 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
3908 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
3909 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
3910 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
3911 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
3912 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
3913 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
3914 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
3915 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
3916 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
3917 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
3918 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
3919 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
3920 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
3921 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
3922 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
3923 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
3924 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
3925 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
3926 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
3927 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
3928 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
3929 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
3930 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
3931 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
3932 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
3933 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
3934 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
3935 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
3936 var-tracking.c, varasm.c: Include memmodel.h.
3937 * genattrtab.c (write_header): Include memmodel.h in generated file.
3938 * genautomata.c (main): Likewise.
3939 * gengtype.c (open_base_files): Likewise.
3940 * genopinit.c (main): Likewise.
3941 * genconditions.c (write_header): Include memmodel.h earlier in
3943 * genemit.c (main): Likewise.
3944 * genoutput.c (output_prologue): Likewise.
3945 * genpeep.c (main): Likewise.
3946 * genpreds.c (write_insn_preds_c): Likewise.
3947 * genrecog.c (write_header): Likewise.
3948 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
3950 2016-10-13 David Malcolm <dmalcolm@redhat.com>
3952 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
3953 for new "compact" param of print_rtx_function. Check for "cinsn"
3955 * print-rtl-function.c (flag_compact): New decl.
3956 (print_rtx_function): Add param "compact" and use it to set
3957 flag_compact, adding a description of the effect to the leading
3958 comment, and updating the example output.
3959 * print-rtl.c (flag_compact): New variable.
3960 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
3962 (print_rtx_operand_code_i): When printing source locations, wrap
3963 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
3964 (print_rtx_operand_code_r): Don't print regnos for hard regs and
3965 virtuals in compact mode.
3966 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
3967 apart from in LABEL_REFs.
3968 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
3969 Don't print basic block ids in compact mode.
3970 (print_rtx): In compact mode, prefix the code of insns with "c",
3971 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
3972 * print-rtl.h (print_rtx_function): Add "compact" param.
3974 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
3976 * arm.h (TARGET_VFP): Delete.
3977 (TARGET_VFPD32): Remove references to TARGET_VFP.
3978 (TARGET_VFP3, TARGET_VFP5): Likewise.
3979 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
3980 (TARGET_NEON_FP16): Likewise.
3981 (TARGET_FMA): Likewise.
3982 (TARGET_CRYPTO): Likewise.
3983 (TARGET_NEON): Likewise.
3984 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3985 (FUNCTION_ARG_REGNO_P): Likewise.
3986 * arm.c (arm_option_check_internal): Likewise.
3987 (arm_option_override): Likewise.
3988 (use_return_insn): Likewise.
3989 (arm_function_value_regno_p): Likewise.
3990 (arm_apply_result_size): Likewise.
3991 (use_vfp_abi): Likewise.
3992 (arm_legitimate_address_outer_p): Likewise.
3993 (thumb2_legitimate_address_p): Likewise.
3994 (arm_legitimate_index_p): Likewise.
3995 (thumb2_legitimate_index_p): Likewise.
3996 (arm_legitimate_address): Likewise.
3997 (arm_get_vfp_saved_size): Likewise.
3998 (arm_emit_vfp_multi_reg_pop): Likewise.
3999 (arm_get_frame_offsets): Likewise.
4000 (arm_save_coproc_regs): Likewise.
4001 (arm_hard_regno_mode_ok): Likewise.
4002 (arm_expand_epilogue_apcs_frame): Likewise.
4003 (arm_expand_epilogue): Likewise.
4004 (arm_file_start): Likewise.
4005 (arm_conditional_register_usage): Likewise.
4006 (arm_validize_comparison): Use vfp_compare_operand directly.
4007 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
4008 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
4010 (arm_atomic_assign_expand_fenv): Likewise.
4011 * arm.md (divsf3): Likewise.
4012 (arm_negsi2): Likewise.
4014 (arm_movdi): Likewise.
4015 (arm_movt): Likewise.
4016 (cbranchsf4): Change predicate to vfp_compare_operand.
4017 (cbranchdf4): Change predicate to vfp_compare_operand.
4018 (cstorehf4): Change predicate to vfp_compare_operand.
4019 (cstoresf4): Change predicate to vfp_compare_operand.
4020 (cstoredf4): Change predicate to vfp_compare_operand.
4021 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
4022 (movhi_insn_arch4, movhi_bytes): Likewise.
4023 * constraints.md (Dt): Likewise.
4025 * iterators.md (SDF): Likewise.
4026 * predicates.md (arm_float_compare_operand): Delete.
4027 (const_double_vcvt_power_of_two_reciprocal): Remove references to
4029 (const_double_vcvt_power_of_two): Likewise.
4030 * thumb2.md thumb2_movsi_insn): Likewise.
4031 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
4032 (movhf_vfp): Likewise.
4033 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
4034 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4035 (movsf_vfp, thumb2_movsf_vfp): Likewise.
4036 (movdf_vfp, thumb2_movdf_vfp): Likewise.
4037 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
4038 (subsf3_vfp, divsf3_vfp): Likewise.
4039 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
4040 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
4041 (mulsf3negsfsubsf_vfp): Likewise.
4042 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
4043 (floatunssisf2, sqrtsf2_vfp): Likewise.
4044 (movcc_vfp): Likewise.
4045 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
4046 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
4047 (push_multi_vfp): Likewise.
4048 (set_fpscr, get_fpscr): Likewise.
4049 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
4051 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4053 * arm.h (TARGET_VFP): Unconditionally define to 1.
4054 (arm_fpu_desc): Remove 'model' field.
4055 (TARGET_FPU_MODEL): Delete.
4056 * arm.c (all_fpus): Don't initialize the model field.
4057 (arm_can_inline_p): Don't check the FPU model.
4058 * arm-fpus.def: Remove redundant model field from all FPU
4061 2016-10-13 Richard Biener <rguenther@suse.de>
4064 * genmatch.c (struct capture): Add value_match member.
4065 (commutate): Preserve value_match.
4066 (lower_opt_convert): Likewise.
4067 (lower_cond): Likewise.
4068 (replace_id): Likewise.
4069 (struct dt_operand): Add value_match member.
4070 (decision_tree::cmp_node): Compare it.
4071 (decision_tree::insert_operand): Honor it when finding and
4072 when appending a DT_MATCH.
4073 (dt_operand::gen_match_op): Generate a type check after
4074 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
4075 (parser::get_internal_capture_id): New helper.
4076 (parser::finish_match_operand): New function lowering @@<id>.
4077 (parser::parse_capture): Parse @@<id> as value-match.
4078 (parser::parse_expr): Use get_internal_capture_id.
4079 (parser::parse_simplify): Call finish_match_operand.
4080 (walk_captures): New helper.
4081 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
4083 ((X /[ex] A) * A -> X): Likewise.
4084 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
4085 convert[12] and value-matching.
4086 ((A | B) & (A | C) -> A | (B & C)): Likewise.
4087 ((X | Y) | Y -> X | Y): Likewise.
4088 ((X ^ Y) ^ Y -> X): Likewise.
4089 (A - (A & B) -> ~B & A): Likewise.
4090 ((T)(P + A) - (T)P -> (T) A): Likewise.
4091 ((T)P - (T)(P + A) -> -(T) A): Likewise.
4092 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
4093 * doc/match-and-simplify.texi: Amend capture section.
4095 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4097 * config/arc/arc.md (umul_600): Remove predicated variant.
4098 (umul64_600): Likewise.
4100 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4102 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
4104 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4106 * tree-vect-loop.c (loop_niters_no_overflow): New func.
4107 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
4108 no-overflow information to vect_do_peeling_for_loop_bound and
4109 vect_gen_vector_loop_niters.
4111 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4113 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
4116 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4118 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
4119 adjust_vec automatically.
4120 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
4121 param exit_bb to guard_to.
4122 (slpeel_checking_verify_cfg_after_peeling):
4123 (set_prologue_iterations):
4124 (create_lcssa_for_virtual_phi): New func which is factored out from
4125 slpeel_tree_peel_loop_to_edge.
4126 (slpeel_tree_peel_loop_to_edge):
4127 (iv_phi_p): New func.
4128 (vect_can_advance_ivs_p): Call iv_phi_p.
4129 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
4130 new gimple stmts in basic block.
4131 (vect_gen_niters_for_prolog_loop): Rename to...
4132 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
4133 adjust implementation.
4134 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
4135 sizetype if necessary.
4136 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
4137 it to external function.
4138 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
4139 (vect_gen_vector_loop_niters_mult_vf): New.
4140 (slpeel_update_phi_nodes_for_loops): New.
4141 (slpeel_update_phi_nodes_for_guard1): Reimplement.
4142 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
4143 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
4144 * tree-vect-loop.c (vect_build_loop_niters): Move to file
4145 tree-vect-loop-manip.c
4146 (vect_generate_tmps_on_preheader): Delete.
4147 (vect_transform_loop): Rename vectorization_factor to vf. Call
4148 vect_do_peeling instead of vect_do_peeling-* functions.
4149 * tree-vectorizer.h (vect_do_peeling): New decl.
4150 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
4151 (vect_do_peeling_for_loop_bound): Delete.
4152 (vect_do_peeling_for_alignment): Delete.
4154 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4156 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
4157 duplicated loop after its preheader and after the original loop.
4159 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4161 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
4162 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
4164 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4166 * tree-vect-loop.c (vectorizable_live_operation): Support handling
4167 for live variable outside loop but not in lcssa form.
4169 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4171 * cfg.c (reset_original_copy_tables): New func.
4172 * cfg.h (reset_original_copy_tables): New decl.
4174 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4177 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
4179 * varasm.c (default_binds_local_p_3): Formatting fix.
4181 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4183 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
4185 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
4186 Remove useless code.
4188 2016-10-13 Martin Liska <mliska@suse.cz>
4190 PR tree-optimization/77943
4191 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
4192 a different EH landing pads.
4194 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4197 * hooks.h (hook_tree_void_null): Declare.
4198 * hooks.c (hook_tree_void_null): New function.
4199 * langhooks.c (lhd_return_null_tree_v): Remove.
4200 * langhooks-def.h (lhd_return_null_tree_v): Remove.
4201 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
4202 set y to const0_rtx.
4203 * function.c (stack_protect_epilogue): Likewise.
4204 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
4205 if TARGET_THREAD_SSP_OFFSET is defined.
4206 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4207 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4208 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4209 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4210 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4211 (ix86_stack_protect_guard): New function.
4213 2016-10-13 Richard Biener <rguenther@suse.de>
4215 * dwarf2out.c (tree_add_const_value_attribute): Do not try
4216 rtl_for_decl_init during early phase.
4217 (gen_variable_die): Do not create locations during early phase.
4218 (gen_label_die): Likewise.
4219 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
4222 2016-10-12 Richard Biener <rguenther@suse.de>
4224 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
4225 try_add_new_range and made to eturn new range.
4226 (evrp_dom_walker::before_dom_children): Push op1 value range before
4227 pushing op0 value range.
4229 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4231 PR tree-optimization/77937
4232 * gimple-ssa-strength-reduction.c (analyze_increments): Use
4233 POINTER_TYPE_P on the candidate type to determine whether
4234 candidates in this chain require pointer arithmetic.
4236 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
4238 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
4239 correction if the type is smaller than a word.
4240 (visium_select_cc_mode): Add ... fall through ... comment.
4242 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4244 * config/rs6000/rs6000.c (machine_function): Add new fields
4245 gpr_is_wrapped_separately and lr_is_wrapped_separately.
4246 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
4247 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
4248 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
4249 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
4250 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
4251 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
4252 (rs6000_get_separate_components): New function.
4253 (rs6000_components_for_bb): New function.
4254 (rs6000_disqualify_components): New function.
4255 (rs6000_emit_prologue_components): New function.
4256 (rs6000_emit_epilogue_components): New function.
4257 (rs6000_set_handled_components): New function.
4258 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
4259 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
4260 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
4261 (rs6000_emit_epilogue): Don't emit GPR restores if
4262 gpr_is_wrapped_separately for that register. Don't make a
4263 REG_CFA_RESTORE note for registers we did not restore, either.
4265 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4267 * function.c (thread_prologue_and_epilogue_insns): Call
4268 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
4269 if it has possibly changed. Compute the split_prologue_seq and
4270 epilogue_seq later, too.
4271 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
4272 (dump_components): New function.
4273 (struct sw): New struct.
4275 (init_separate_shrink_wrap): New function.
4276 (fini_separate_shrink_wrap): New function.
4277 (place_prologue_for_one_component): New function.
4278 (spread_components): New function.
4279 (disqualify_problematic_components): New function.
4280 (emit_common_heads_for_components): New function.
4281 (emit_common_tails_for_components): New function.
4282 (insert_prologue_epilogue_for_components): New function.
4283 (try_shrink_wrapping_separate): New function.
4284 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
4286 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4288 * regrename.c (build_def_use): Invalidate chains that have a
4289 REG_CFA_RESTORE on some instruction.
4291 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4293 * dce.c (delete_unmarked_insns): Don't delete instructions with
4294 a REG_CFA_RESTORE note.
4296 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4298 * common.opt (-fshrink-wrap-separate): New flag.
4299 * doc/invoke.texi: Document it.
4300 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
4301 * doc/tm.texi: Regenerate.
4302 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
4303 * target.def (shrink_wrap): New hook vector.
4304 (get_separate_components, components_for_bb, disqualify_components,
4305 emit_prologue_components, emit_epilogue_components,
4306 set_handled_components): New hooks.
4308 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4310 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
4311 vector return by reference only if -Wpsabi.
4312 (rs6000_pass_by_reference): Similarly, for argument passing.
4314 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4316 * function-tests.c: Include "print-rtl.h".
4317 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
4318 function, and verify what is dumped.
4319 * print-rtl-function.c (print_edge): New function.
4320 (begin_any_block): New function.
4321 (end_any_block): New function.
4322 (can_have_basic_block_p): New function.
4323 (print_rtx_function): Track the basic blocks of insns in the
4324 chain, wrapping those that are within blocks within "(block)"
4325 directives. Remove the "(cfg)" directive.
4327 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4329 * selftest.c (selftest::read_file): New function.
4330 (selftest::test_read_file): New function.
4331 (selftest::selftest_c_tests): Call test_read_file.
4332 * selftest.h (selftest::read_file): New decl.
4334 2016-10-12 Richard Biener <rguenther@suse.de>
4337 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
4340 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
4342 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
4344 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
4345 dwarf2out_assembly_start.
4347 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
4349 * Makefile.in (SELFTEST_FLAGS): New variable.
4350 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
4352 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
4355 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
4357 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
4358 dumped in RTL dumps.
4360 2016-10-12 Martin Liska <mliska@suse.cz>
4362 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
4363 (gimple_fold_builtin_memory_op): Use the function.
4364 (gimple_fold_builtin_strchr): Likewise.
4365 (gimple_fold_builtin_strcat): Likewise.
4366 (gimple_build): Likewise.
4368 2016-10-12 Nathan Sidwell <nathan@acm.org>
4370 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
4372 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4374 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
4375 equivalent 32-bit constant (modulo 2**32) when that yields
4376 smaller instructions.
4377 (size_of_int_loc_descriptor): Update accordingly.
4379 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4381 * dwarf2out.c (dwarf2out_early_global_decl): For nested
4382 functions, call dwarf2out_decl on the parent function first.
4384 2016-10-12 Richard Biener <rguenther@suse.de>
4386 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
4389 2016-10-12 Richard Biener <rguenther@suse.de>
4391 * tree-ssa-propagate.c
4392 (substitute_and_fold_dom_walker::before_dom_children): Do not
4393 ignore ASSERT_EXPRs but only preserve them.
4394 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
4395 that have been propagated into.
4396 (vrp_finalize): Enable DCE for substitute_and_fold.
4398 2016-10-12 Richard Biener <rguenther@suse.de>
4400 PR tree-optimization/77920
4401 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
4402 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
4403 (simplify_abs_using_ranges): Likewise.
4404 (simplify_conversion_using_ranges): Likewise.
4405 (simplify_stmt_using_ranges): Adjust.
4407 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4409 PR tree-optimization/77929
4410 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
4411 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
4413 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4416 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
4417 needs a base register for arg 1.
4419 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4421 * common.opt (Wimplicit-fallthrough) Turn into alias to
4422 -Wimplicit-fallthrough=3. Remove EnabledBy.
4423 (Wimplicit-fallthrough=): New option.
4424 * gimplify.c (warn_implicit_fallthrough_r): Use
4425 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
4426 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
4427 to -Wimplicit-fallthrough=3.
4428 (-Wimplicit-fallthrough=): Document.
4430 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4432 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
4433 and GEU in DImode if TARGET_SUBXC.
4434 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
4435 (seqdi<W:mode>_zero_subxc): Delete.
4436 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
4437 (neg_seqdi<W:mode>_zero_vis3): Delete.
4438 (plus_seqdi<W:mode>_zero): Likewise.
4439 (minus_seqdi<W:mode>_zero): Likewise.
4440 (plus_plus_sltu<W:mode>): Accept only register.
4441 (addx<W:mode>): Likewise.
4442 (plus_sltu<W:mode>_vis3): Likewise.
4443 (plus_plus_sltu<W:mode>_vis3): Likewise.
4444 (neg_sgeu<W:mode>_vis3): Delete.
4445 (minus_sgeu<W:mode>_vis3): Likewise.
4446 (addxc<W:mode>): Accept only registers.
4447 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4448 (minus_neg_sltu<W:mode>_subxc): Accept only register.
4449 (neg_plus_sltu<W:mode>_subxc): Likewise.
4450 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4451 (minus_minus_sltu<W:mode>_subxc): Accept only register.
4452 (sgeu<W:mode>_insn_subxc): Delete.
4453 (plus_sgeu<W:mode>_subxc): Likewise.
4454 (subxc<W:mode>): Accept only register.
4455 (scc splitter): Split always GEU again.
4457 2016-10-11 Jeff Law <law@redhat.com>
4459 PR tree-optimization/77424
4460 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
4461 dead conditionals. Assert that all e->aux fields are NULL.
4463 2016-10-11 David Malcolm <dmalcolm@redhat.com>
4465 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
4466 operand-printing "switch" statement into...
4467 (print_rtx_operand_code_0): ...this new function, ...
4468 (print_rtx_operand_code_e): ...this new function, ...
4469 (print_rtx_operand_codes_E_and_V): ...this new function, ...
4470 (print_rtx_operand_code_i): ...this new function, ...
4471 (print_rtx_operand_code_r): ...this new function, ...
4472 (print_rtx_operand_code_u): ...this new function, ...
4473 (print_rtx_operand): ...and this new function.
4475 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
4477 * config/alpha/alpha-passes.def: New file.
4478 * config/alpha/t-alpha: New file.
4479 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
4480 (make_pass_handle_trap_shadows): New prototype.
4481 (make_pass_align_insns): Ditto.
4482 * config/alpha/alpha.c (alpha_option_override): Don't register
4484 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
4486 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4489 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
4490 distinct __ibm128 IBM extended double type if long doubles are
4491 128-bits and the default format for long double is IEEE 128-bit.
4493 2016-10-11 Richard Biener <rguenther@suse.de>
4495 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
4496 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
4497 (verify_die): New function.
4498 (dwarf2out_finish): Call it.
4499 (output_line_info): Handle case of -gsplit-dwarf without
4500 DWARF2_ASM_LINE_DEBUG_INFO.
4502 2016-10-11 Richard Biener <rguenther@suse.de>
4505 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
4506 sub-chains of BLOCK_VARS and gimple_bind_vars.
4508 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4510 * config/i386/znver1.md : Fix imov/imovx load type reservations.
4512 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4514 * config/sparc/sparc.opt (msubxc): New option.
4515 * doc/invoke.texi (SPARC options): Document it and tidy up.
4516 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
4517 * doc/tm.texi: Regenerate.
4518 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
4520 (CCX_NOOV): Rename into...
4524 * config/sparc/predicates.m (fcc_register_operand): Simplify.
4525 (fcc0_register_operand): Likewise.
4526 (icc_register_operand): New.
4527 (icc_or_fcc_register_operand): Simplify.
4528 (nz_comparison_operator): New.
4529 (c_comparison_operator): Likewise.
4530 (noov_compare_operator): Rename into...
4531 (icc_comparison_operator): ...this. Use above predicates.
4532 (noov_compare64_operator): Rename into...
4533 (v9_comparison_operator): ...this and tidy up.
4534 (fcc_comparison_operator): New.
4535 (icc_or_fcc_comparison_operator): Likewise.
4536 (v9_register_compare_operator): Rename info...
4537 (v9_register_comparison_operator): ...this.
4538 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
4539 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
4541 (sparc_fixed_condition_code_regs): New function.
4542 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
4543 renaming and add support for CCC/CCXC.
4544 (output_cbranch): Likewise.
4545 (sparc_print_operand): Likewise.
4546 (gen_v9_scc): Remove obsolete assertion.
4547 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
4548 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
4549 (output_cbcond): Remove bogus handling of CC modes.
4550 (sparc_register_move_cost): Return 100 for NO_REGS.
4551 * config/sparc/sparc.md (W): New mode iterator.
4552 (length): Adjust for noov_compare64_operator renaming.
4553 (cmpsi_sne): New instruction.
4554 (cmpdi_sne): Likewise.
4555 (seqdi_special): Delete.
4556 (seqdi_special): Likewise.
4557 (snesi<P:mode>_special): Likewise.
4558 (snedi_special): Likewise.
4559 (snedi_special_vis3): Likewise.
4560 (snesi patterns): Use W iterator.
4561 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
4562 (sltu patterns): Likewise.
4563 (sgeu patterns): Likewise.
4564 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
4565 (normal_branch): Use icc_comparison_operator predicate.
4566 (inverted_branch): Likewise.
4567 (cbcond_sp32): Use comparison_operator predicate.
4568 (cbcond_sp64): Likewise.
4569 (normal_int_branch_sp64): Adjust for renaming
4570 (inverted_int_branch_sp64): Likewise.
4571 (mov<I:mode>_cc_reg_sp64): Likewise.
4572 (movsf_cc_reg_sp6): Likewise.
4573 (movdf_cc_reg_sp64): Likewise.
4574 (movtf_cc_reg_hq_sp64): Likewise.
4575 (movtf_cc_reg_sp64): Likewise.
4576 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
4577 (movsf_cc_v9): Likewise.
4578 (movdf_cc_v9): Likewise.
4579 (movtf_cc_hq_v9): Likewise.
4580 (movtf_cc_v9): Likewise.
4581 (adddi3): Call gen_adddi3_sp32.
4582 (adddi3_insn_sp32): Rename to...
4583 (adddi3_sp32): ...this. Accept only register_operand as operand #1
4584 and use CCCmode for the carry.
4585 (addx_extend_sp32): Use CCCmode for the carry.
4586 (addx_extend_sp64): Delete.
4587 (adddi3_extend_sp32): Use CCCmode for the carry.
4588 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
4589 (subdi3): Call gen_subdi3_sp32.
4590 (subdi3_insn_sp32): Rename to...
4591 (subdi3_sp32): ...this and use CCmode for the carry.
4592 (subx_extend_sp32): Use CCCmode for the carry.
4593 (subx_extend_sp64): Delete.
4594 (subdi3_extend_sp32): Use CCmode for the carry.
4595 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
4596 (negdi3): Call gen_negdi3_sp32.
4597 (negdi3_sp32): Use CCCmode for the carry.
4598 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
4599 (cmp_nz_ashift_1): Use CCNZ mode.
4600 (cmp_nz_set_ashift_1): Likewise.
4601 (ctrapsi4): Use comparison_operator predicate.
4602 (ctrapdi4): Likewise.
4603 (trapsi_insn): Use icc_comparison_operator predicate.
4604 (trapdi_insn): Likewise.
4605 (edge8 patterns): Use CCNZmode.
4606 (edge16 patterns): Likewise.
4607 (edge32 patterns): Likewise.
4609 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4611 * config/visium/visium-modes.def (CC_NOOV): Rename into...
4613 (CC_BTST): Rename into...
4615 * config/visium/predicates.md (real_add_operand): New.
4616 (visium_btst_operator): Rename into...
4617 (visium_equality_comparison_operator): ...this.
4618 (visium_noov_operator): Rename into...
4619 (visium_nz_comparison_operator): ...this.
4620 (visium_c_comparison_operator): New.
4621 (visium_branch_operator): Adjust and deal with all CC modes.
4622 * config/visium/visium.c (visium_adjust_cost): Adjust.
4623 (visium_split_double_add): Use the *_set_carry patterns.
4624 (visium_select_cc_mode): Add support for CCC mode and adjust.
4625 (output_cbranch): Adjust and use the carry-based operators for
4626 floating-point comparisons.
4627 * config/visium/visium.md (flags_subst_arith): Adjust.
4628 (addsi3_insn_set_carry): New instruction.
4629 (subsi3_insn_set_carry): Likewise.
4630 (negsi2_insn_set_carry): Likewise.
4632 (cmp<mode>_sne): Likewise.
4633 (cbranch<mode>4): Use ordered_comparison_operator.
4634 (cbranch<mode>4_insn): Likewise.
4635 (cbranchsi4_btst_insn): Adjust.
4637 2016-10-11 Tom de Vries <tom@codesourcery.com>
4640 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
4643 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4645 * tree.h (build_complex_type): Add second parameter with default.
4646 * tree.c (build_complex_type): Add NAMED second parameter and adjust
4647 recursive call. Create a TYPE_DECL only if NAMED is true.
4648 (build_common_tree_nodes): Pass true in calls to build_complex_type.
4650 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
4652 New avr-passes.def to register AVR specific passes.
4654 * config/avr/avr-passes.def: New file.
4655 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
4656 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
4657 (make_avr_pass_recompute_note): New proto.
4658 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
4659 (avr_pass_recompute_notes): Use anonymous namespace.
4660 (avr_register_passes): Remove function...
4661 (avr_option_override): ...and its call.
4663 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
4665 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
4666 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
4667 PTF_AVOID_BRANCHLIKELY_SPEED for others.
4668 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
4670 * config/mips/mips.c (mips_option_override): Enable the branch
4671 likely depending on the tune flags and optimization level.
4672 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
4673 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
4674 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
4675 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
4677 2016-10-11 Richard Biener <rguenther@suse.de>
4679 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
4680 (output_function): Properly stream the whole block tree.
4681 * lto-streamer-in.c (input_function): Likewise.
4683 2016-10-11 Marek Polacek <polacek@redhat.com>
4685 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
4687 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4689 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
4690 (evrp_dom_walker::before_dom_children): Infer and push new value
4691 ranges for x in y < x.
4693 2016-10-10 Joseph Myers <joseph@codesourcery.com>
4696 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
4697 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4698 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4699 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4700 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
4701 (IA64_NO_LIBGCC_TFMODE): Likewise.
4703 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4705 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
4708 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
4710 * config.gcc: Add aarch64-*-freebsd* support.
4711 * config.host: Likewise.
4712 * config/aarch64/aarch64-freebsd.h: New file.
4713 * config/aarch64/t-aarch64-freebsd: Ditto.
4715 2016-10-10 Jeff Law <law@redhat.com>
4717 PR tree-optimization/71947
4718 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
4719 B with A within a single statement.
4721 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4723 PR tree-optimization/77824
4724 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
4725 zero cost for copies.
4726 (find_candidates_dom_walker::before_dom_children): Replace
4727 MODIFY_EXPR with SSA_NAME.
4728 (replace_mult_candidate): Likewise.
4729 (replace_profitable_candidates): Likewise.
4731 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4733 * config/s390/s390.h: Wrap more macros args in brackets and fix
4735 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
4737 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
4739 2016-10-10 Andreas Schwab <schwab@suse.de>
4742 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
4743 pseudo is not DImode.
4745 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
4747 * common/config/arc/arc-common.c (arc_option_optimization_table):
4748 Remove compact casesi option.
4749 * config/arc/arc.c (arc_override_options): Use compact casesi
4750 option only for pre-ARCv2 cores.
4751 * doc/invoke.texi (mcompact-casesi): Update text.
4753 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4755 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
4756 Add macro to say we can efficiently handle overlapping unaligned
4758 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
4759 poor code for processors older than p8.
4761 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
4763 * gen-pass-instances.awk: Remove GNUism.
4765 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4767 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
4768 NULL of (*ipcp_transformations)][node->uid].
4770 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
4772 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4773 (MALLOC_ABI_ALIGNMENT): Define.
4775 2016-10-09 Jakub Jelinek <jakub@redhat.com>
4777 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
4778 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
4779 VAR_OR_FUNCTION_DECL_P macros.
4780 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
4781 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
4782 chkp_find_bounds_1): Likewise.
4783 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
4784 * hsa-gen.c (get_symbol_for_decl): Likewise.
4785 * cgraphunit.c (check_global_declaration, analyze_functions,
4786 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
4788 * gimple-fold.c (can_refer_decl_in_current_unit_p,
4789 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
4791 * tree.c (set_decl_section_name, copy_node_stat,
4792 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
4793 merge_dllimport_decl_attributes, handle_dll_attribute,
4794 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
4795 verify_type): Likewise.
4796 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
4797 find_explicit_erroneous_behavior): Likewise.
4798 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
4799 * ipa.c (process_references): Likewise.
4800 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
4801 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
4802 notice_global_symbol, assemble_variable, mark_decl_referenced,
4803 build_constant_desc, output_constant_def_contents, do_assemble_alias,
4804 make_decl_one_only, default_section_type_flags,
4805 categorize_decl_for_section, default_encode_section_info): Likewise.
4806 * trans-mem.c (requires_barrier): Likewise.
4807 * gimple-expr.c (mark_addressable): Likewise.
4808 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
4809 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
4810 expand_debug_expr): Likewise.
4811 * tree-dump.c (dequeue_and_dump): Likewise.
4812 * ubsan.c (instrument_bool_enum_load): Likewise.
4813 * tree-pretty-print.c (print_declaration): Likewise.
4814 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4815 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
4816 * asan.c (asan_protect_global, instrument_derefs): Likewise.
4817 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
4818 pass_build_ssa::execute): Likewise.
4819 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
4820 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
4822 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
4824 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
4825 can_be_nonlocal, remap_decls, copy_debug_stmt,
4826 initialize_inlined_parameters, add_local_variables,
4827 reset_debug_binding, replace_locals_op): Likewise.
4828 * dse.c (can_escape): Likewise.
4829 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
4831 * tree-diagnostic.c (default_tree_printer): Likewise.
4832 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
4833 unpack_ts_decl_with_vis_value_fields,
4834 lto_input_ts_decl_common_tree_pointers): Likewise.
4835 * builtins.c (builtin_save_expr, fold_builtin_expect,
4836 readonly_data_expr): Likewise.
4837 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
4838 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
4840 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
4841 * gimplify.c (force_constant_size, gimplify_bind_expr,
4842 gimplify_decl_expr, gimplify_var_or_parm_decl,
4843 gimplify_compound_lval, gimplify_init_constructor,
4844 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
4845 gimplify_type_sizes): Likewise.
4846 * cgraphbuild.c (record_reference, record_type_list, mark_address,
4847 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
4848 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
4849 remove_unused_locals): Likewise.
4850 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
4851 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
4852 * function.c (instantiate_expr, instantiate_decls_1,
4853 setjmp_vars_warning, add_local_decl): Likewise.
4854 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
4856 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
4857 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
4858 optimize_va_list_gpr_fpr_size): Likewise.
4859 * tree-nrv.c (pass_nrv::execute): Likewise.
4860 * tsan.c (instrument_expr): Likewise.
4861 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4862 * vtable-verify.c (verify_bb_vtables): Likewise.
4863 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
4864 get_ref_base_and_extent): Likewise.
4865 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
4867 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
4868 analyze_all_variable_accesses): Likewise.
4869 * tree-nested.c (get_nonlocal_debug_decl,
4870 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
4871 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
4872 get_local_debug_decl, convert_local_omp_clauses,
4873 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
4875 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
4876 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
4877 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
4878 dbxout_symbol, dbxout_common_check): Likewise.
4879 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
4880 string_constant): Likewise.
4881 * hsa.c (hsa_get_declaration_name): Likewise.
4882 * passes.c (rest_of_decl_compilation): Likewise.
4883 * tree-ssanames.c (make_ssa_name_fn): Likewise.
4884 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
4885 pack_ts_decl_with_vis_value_fields,
4886 write_ts_decl_common_tree_pointers): Likewise.
4887 * stor-layout.c (place_field): Likewise.
4888 * symtab.c (symtab_node::maybe_create_reference,
4889 symtab_node::verify_base, symtab_node::make_decl_local,
4890 symtab_node::copy_visibility_from,
4891 symtab_node::can_increase_alignment_p): Likewise.
4892 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
4893 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
4894 fortran_common, add_location_or_const_value_attribute,
4895 add_scalar_info, add_linkage_name, set_block_abstract_flags,
4896 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
4897 optimize_one_addr_into_implicit_ptr,
4898 optimize_location_into_implicit_ptr): Likewise.
4899 * gimple-low.c (record_vars_into): Likewise.
4900 * ipa-visibility.c (update_vtable_references): Likewise.
4901 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
4903 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
4904 DFS::DFS_write_tree_body, write_symbol): Likewise.
4905 * langhooks.c (lhd_warn_unused_global_decl,
4906 lhd_set_decl_assembler_name): Likewise.
4907 * attribs.c (decl_attributes): Likewise.
4908 * except.c (output_ttype): Likewise.
4909 * varpool.c (varpool_node::get_create, ctor_for_folding,
4910 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
4911 * fold-const.c (fold_unary_loc): Likewise.
4912 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
4913 ipa_find_agg_cst_from_init): Likewise.
4914 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
4915 expand_omp_target, lower_omp_regimplify_p,
4916 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
4917 find_link_var_op): Likewise.
4918 * tree-chrec.c (chrec_contains_symbols): Likewise.
4919 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
4920 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
4921 execute_fixup_cfg): Likewise.
4923 PR tree-optimization/77901
4924 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
4925 if ranges[i].exp is SSA_NAME when looking for >= and only when
4926 ranges[i].exp is NULL or SSA_NAME when looking for the other
4929 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4931 * ipa-cp.c (ipcp_alignment_lattice): Remove.
4932 (ipcp_param_lattices): Remove field alignment.
4933 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
4934 (set_all_contains_variable): Remove call to
4935 ipcp_alignment_lattice::set_to_bottom.
4936 (initialize_node_lattices): Likewise.
4937 (propagate_alignment_accross_jump_function): Remove.
4938 (propagate_constants_accross_call): Remove call to
4939 propagate_alignment_accross_jump_function.
4940 (ipcp_store_alignment_results): Remove.
4941 (ipcp_driver): Remove call to ipcp_store_alignment_results.
4942 (propagate_bits_accross_jump_function): Handle ancestor jump function.
4943 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
4944 pretty-printing of alignment jump function.
4945 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
4946 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
4947 alignments and remove computing ipa_alignment jump function.
4948 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
4949 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
4950 (ipa_read_jump_function): Remove reading of ipa_alignment.
4951 (write_ipcp_transformation_info): Remove streaming for alignment
4952 propagation summary.
4953 (read_ipcp_transformation_info): Remove reading of alignment
4954 propagation summary.
4955 (ipcp_update_alignments): Remove.
4956 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
4958 (ipcp_transform_function): Remove call to ipcp_update_alignments()
4959 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
4960 * ipa-prop.h (ipa_alignment): Remove.
4961 (ipa_jump_func): Remove field alignment.
4962 (ipcp_transformation_summary): Remove field alignments.
4963 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
4964 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
4965 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
4967 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
4969 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
4971 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
4973 (visium_expand_fp_cstore): Likewise.
4975 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4977 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
4978 * diagnostic.c (warning_at_rich_loc_n): New function.
4979 (diagnostic_n_impl_richloc): Likewise.
4980 (diagnostic_n_impl): Move most of the function to
4981 diagnostic_n_impl_richloc and call it.
4983 2016-10-08 Jakub Jelinek <jakub@redhat.com>
4985 * gen-pass-instances.awk: Rewritten.
4986 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
4987 $(PASSES_EXTRA) after passes.def to the script.
4988 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
4989 * config/i386/i386-passes.def: New file.
4990 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
4991 make_pass_stv): Declare.
4992 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
4994 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
4996 (pass_stv::clone, pass_stv::set_pass_param): New methods.
4997 (pass_stv::timode_p): New non-static data member.
4998 (ix86_option_override): Don't register passes here.
5000 * doc/invoke.texi: Document accepting Else, fallthrough.
5002 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
5005 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
5006 FALLTHRU comment styles.
5008 2016-10-07 Andrew Pinski <apinski@cavium.com>
5010 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
5011 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
5012 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
5014 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
5016 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
5018 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
5019 (AARCH64_ARCH): Likewise.
5020 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
5022 (AARCH64_CORE): Likewise.
5023 (AARCH64_ARCH): Likewise.
5024 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
5025 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5026 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
5027 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5028 (AARCH64_ARCH): Likewise.
5029 (AARCH64_CORE): Likewise.
5030 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
5031 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
5032 (AARCH64_CORE): Likewise.
5033 (AARCH64_ARCH): Likewise.
5035 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5037 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
5038 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
5039 floating point type infrastructre, and -mfloat128 that enables the
5040 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
5041 if -mfloat128-type. Define __ibm128 to be long double by default.
5042 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
5043 the IEEE 128-bit floating point type infrastructure should
5044 automatically be enabled.
5045 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
5046 instead of -mfloat128 to enable KFmode.
5047 (rs6000_option_override_internal): Split the option -mfloat128
5048 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
5049 systems, automatically set -mfloat128-type, but don't enable it on
5050 other operating systems. Move setting the long double size and
5051 IEEE quad support before the IEEE 128-bit floating point changes.
5052 (rs6000_init_builtins): Do not create a unique type for __ibm128
5053 if long double is IBM extended double, instead rely on __ibm128
5054 being defined as 'long double'. If -mfloat128-type and not
5055 -mfloat128, create the KFmode type with an undocumented __ieee128
5057 (rs6000_init_libfuncs): Use -mfloat128-type instead of
5058 -mfloat128 for tests about the types, but keep tests for
5059 -mfloat128 to enable the keyword support.
5060 (rs6000_complex_function_value): Likewise.
5061 (rs6000_scalar_mode_supported_p): Likewise.
5062 (rs6000_floatn_mode): Likewise.
5063 (rs6000_c_mode_for_suffix): Likewise.
5064 (rs6000_opt_masks): Add -mfloat128-type.
5065 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
5066 -mfloat128-type being split from -mfloat128. Add
5067 -mfloat128-hardware, which was missing.
5068 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
5069 -mfloat128 and -mfloat128-type:
5070 (-mfloat128-type): Likewise.
5071 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
5072 that 64-bit Linux systems with enable -mfloat128-type by default
5074 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
5075 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
5076 -mfloat128-type instead of -mfloat128.
5077 (FLOAT128_2REG_P): Likewise.
5078 (MASK_FLOAT128_TYPE): Likewise.
5079 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5080 (RS6000_BTM_FLOAT128): Likewise.
5081 (TARGET_FLOAT128): Poison old identifiers.
5082 (OPTION_MASK_FLOAT128): Likewise.
5083 (MASK_FLOAT128): Likewise.
5084 * config/rs6000/rs6000.md (FP): Likewise.
5085 (FLOAT128): Likewise.
5086 (fix_trunc<mode>di2): Likewise.
5087 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5088 (floatdi<mode>2): Likewise.
5089 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
5090 (neg<mode>2, FLOAT128 iterator): Likewise.
5091 (abs<mode>2, FLOAT128 iterator): Likewise.
5092 (ieee_128bit_negative_zero): Likewise.
5093 (ieee_128bit_vsx_neg<mode>2): Likewise.
5094 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
5095 (ieee_128bit_vsx_abs<mode>2): Likewise.
5096 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5097 (ieee_128bit_vsx_nabs<mode>2): Likewise.
5098 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5099 (extendiftf2): Likewise.
5100 (extendifkf2): Likewise.
5101 (extendtfkf2): Likewise.
5102 (trunciftf2): Likewise.
5103 (truncifkf2): Likewise.
5104 (trunckftf2): Likewise.
5105 (trunctfif2): Likewise.
5106 (extendkftf2): Likewise.
5107 (trunctfkf2): Likewise.
5109 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5111 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
5112 before merging in bytes to pass down to real_from_target.
5114 2016-10-07 Richard Biener <rguenther@suse.de>
5116 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
5118 (substitute_and_fold_dom_walker::before_dom_children):
5119 Substitute and fold before pass specific folding to avoid
5120 feeding that with SSA names that will be later released.
5121 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
5122 introduced by folding and visited by evaluate_stmt called during
5124 (likely_value): Likewise.
5125 (evaluate_stmt): Likewise.
5126 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
5127 (simplify_div_or_mod_using_ranges): Likewise.
5128 (simplify_min_or_max_using_ranges): Likewise.
5129 (simplify_abs_using_ranges): Likewise.
5130 (simplify_conversion_using_ranges): Likewise.
5131 (simplify_float_conversion_using_ranges): Likewise.
5132 (simplify_stmt_using_ranges): Likewise.
5134 2016-10-07 Marek Polacek <polacek@redhat.com>
5136 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
5137 FALLTHROUGH_LABEL_P here...
5138 (warn_implicit_fallthrough_r): ...not here.
5140 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
5142 PR tree-optimization/77880
5143 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
5146 2016-10-07 Marek Polacek <polacek@redhat.com>
5149 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
5151 2016-10-07 Richard Biener <rguenther@suse.de>
5153 * bitmap.h: Document constraints on bitmap modification while
5156 2016-10-07 Richard Biener <rguenther@suse.de>
5158 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
5159 * bitmap.h (bmp_iter_set): When advancing to the next element
5160 check that we didn't remove the current one.
5161 (bmp_iter_and): Likewise.
5162 (bmp_iter_and_compl): Likewise.
5163 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
5164 we currently iterate on but keep a one-level queue.
5165 * sched-deps.c (remove_from_deps): Do not clear current bit
5166 but keep a one-level queue.
5168 2016-10-07 Jakub Jelinek <jakub@redhat.com>
5170 PR tree-optimization/77664
5171 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
5172 for the other ranges.
5173 (optimize_range_tests_diff): Fix up formatting.
5174 (optimize_range_tests_var_bound): New function.
5175 (optimize_range_tests): Use it.
5177 2016-10-07 Martin Liska <mliska@suse.cz>
5179 * coverage.c (build_gcov_exit_decl): Fix priority what
5180 should be really 99.
5182 2016-10-07 Richard Biener <rguenther@suse.de>
5184 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
5185 vars in gimple_bind_vars but not in BLOCK_VARS.
5187 2016-10-07 Richard Biener <rguenther@suse.de>
5189 PR tree-optimization/77879
5190 * tree-ssa-structalias.c (handle_const_call): Properly handle
5192 (handle_pure_call): Likewise.
5194 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5196 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
5197 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
5200 2016-10-06 Andrew Pinski <apinski@cavium.com>
5202 * config/aarch64/aarch64-cores.def: Add a comment before each
5205 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5207 PR tree-optimization/77862
5208 * tree-vrp.c (add_equivalence): Use get_value_range so that
5209 num_vr_values is checked before accessing vr_values.
5211 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5213 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5216 2016-10-05 Jeff Law <law@redhat.com>
5218 PR tree-optimization/71661
5219 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
5220 removal of a forwarder exposes a new natural loop.
5222 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
5224 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
5225 Introduce ssesuffix variable.
5226 (<mask_codefor><code><mode>3<mask_name>): Ditto.
5227 (*<code><mode>3): Ditto.
5229 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
5231 * postreload.c (reload_cse_simplify): Skip also USE when detecting
5234 2016-10-06 Richard Biener <rguenther@suse.de>
5236 PR tree-optimization/77855
5237 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
5238 instead of removing the current item while iterating over the set
5241 2016-10-06 James Clarke <jrtc27@jrtc27.com>
5242 Eric Botcazou <ebotcazou@adacore.com>
5245 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
5246 (classify_registers): Don't set it
5247 (function_arg_slotno): Don't initialize and test it. Tidy up.
5249 2016-10-06 Richard Biener <rguenther@suse.de>
5251 PR tree-optimization/77839
5252 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
5255 2016-10-06 Martin Liska <mliska@suse.cz>
5257 * gcc.c: Set -fprofile-update=atomic when profiling is
5258 enabled and -pthread is set. Warn when one combines
5259 -pthread and -fprofile-update=single for an app using
5262 2016-10-06 Martin Liska <mliska@suse.cz>
5265 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
5266 * gimple-ssa-strength-reduction.c (slsr_process_cast):
5267 Initialize a pointer to NULL.
5268 (slsr_process_copy): Likewise.
5269 * input.c (location_get_source_line): Likewise.
5270 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5272 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
5274 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
5275 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
5276 (ix86_handle_option): Deleted handle of OPT_mpcommit.
5277 * config.gcc: Deleted pcommitintrin.h
5278 * config/i386/pcommitintrin.h: Deleted file.
5279 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
5280 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
5282 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
5284 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
5285 (PTA_PCOMMIT): Deleted define.
5286 (ix86_option_override_internal): Deleted handle of option.
5287 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
5288 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
5289 __builtin_ia32_pcommit): Deleted.
5290 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
5291 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
5292 (pcommit): Deleted instruction.
5293 * config/i386/i386.opt: Mention -mpcommit deprecation.
5294 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
5296 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
5299 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
5300 Remove wrong assert.
5301 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
5302 Use <round_constraint> as operand 1 constraint.
5304 2016-10-05 Jakub Jelinek <jakub@redhat.com>
5307 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
5308 (ubsan_instrument_float_cast): And not here.
5311 * ubsan.c (ubsan_ids): New GTY(()) array.
5312 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
5313 instead of static local counters.
5315 2016-10-05 Martin Sebor <msebor@redhat.com>
5318 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
5319 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
5320 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
5321 (default_printf_pointer_format): Define function.
5322 * targhooks.c (linux_printf_pointer_format): Define new function.
5323 * targhooks.h (linux_printf_pointer_format): Declare.
5324 (gnu_libc_printf_pointer_format): Remove declaration.
5326 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5328 * fold-const.c (native_encode_real): Fix logic for selecting offset
5329 to write to when BYTES_BIG_ENDIAN.
5331 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
5333 * builtins.c (fold_builtin_strchr): Remove function.
5334 (fold_builtin_strrchr): Likewise.
5335 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
5336 * gimple-fold.c (target_char_cst_p): New function.
5337 (gimple_fold_builtin_strchr) Add more foldings.
5338 (gimple_fold_builtin): Add index, strrchr, rindex cases.
5340 2016-10-05 Richard Biener <rguenther@suse.de>
5343 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
5344 capture ids in c-exprs.
5346 2016-10-05 Richard Biener <rguenther@suse.de>
5349 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
5350 with types_match for GIMPLE code gen to handle type mismatched
5352 (dt_operand::gen): Adjust.
5353 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
5356 2016-10-05 Richard Biener <rguenther@suse.de>
5358 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
5360 2016-10-05 Richard Biener <rguenther@suse.de>
5363 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
5365 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
5367 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
5368 version check to protect only DW_TAG_imported_module generation.
5370 2016-10-05 Richard Biener <rguenther@suse.de>
5373 * match.pd (min(a,-a) -> -abs(a)): New pattern.
5375 2016-10-04 Ian Lance Taylor <iant@golang.org>
5377 * explow.c (allocate_dynamic_stack_space): Call
5378 do_pending_stack_adjust before handling flag_split_stack.
5380 2016-10-04 David Malcolm <dmalcolm@redhat.com>
5382 * genattrtab.c (make_internal_attr): Supply dummy column number to
5385 * genoutput.c (init_insn_for_nothing): Likewise.
5386 * gensupport.c (add_define_attr): Likewise.
5387 * read-md.c (message_at_1): Print column number.
5388 (fatal_with_file_and_line): Likewise.
5389 (rtx_reader::read_char): Track column numbers.
5390 (rtx_reader::unread_char): Likewise.
5391 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
5392 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
5393 (rtx_reader::handle_file): Initialize m_read_md_colno.
5394 (rtx_reader::get_current_location): Supply column number to
5396 * read-md.h (struct file_location): Add field "colno".
5397 (file_location::file_location): Likewise.
5398 (rtx_reader::get_colno): New accessor.
5399 (rtx_reader::m_read_md_colno): New field.
5400 (rtx_reader::m_last_line_colno): New field.
5402 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5404 * doc/extend.texi (Java Exceptions): Remove.
5405 (java_interface): Remove.
5407 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
5409 PR tree-optimization/77808
5410 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
5411 and addr are different before copying points-to information.
5413 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
5415 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
5416 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
5417 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
5418 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
5420 2016-10-04 Richard Biener <rguenther@suse.de>
5422 PR tree-optimization/77399
5423 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
5424 verify the target can convert.
5426 2016-10-04 Richard Biener <rguenther@suse.de>
5429 * explow.c (plus_constant): Verify the mode of the constant
5430 pool offset before calling plus_constant.
5432 2016-10-04 Richard Biener <rguenther@suse.de>
5435 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
5436 type support, mark with :C.
5437 (X / -X -> -1): Mark with :C.
5439 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5441 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
5442 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
5443 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
5444 * doc/tm.texi: Regenerated.
5445 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
5446 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
5447 * config/darwin.h (JCR_SECTION_NAME): Remove.
5448 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
5449 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
5450 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
5451 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
5452 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
5453 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
5455 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5457 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
5458 between "because" and "param" in dump message in call to fprintf.
5460 2016-10-03 Jeff Law <law@redhat.com>
5462 PR tree-optimization/71550
5463 PR tree-optimization/71403
5464 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
5465 (profitable_jump_thread_path): Also return boolean indicating if
5466 the realized path will create an irreducible loop.
5467 Remove loop depth tests from 71403.
5468 (fsm_find_control_statement_thread_paths): Remove loop depth tests
5469 from 71403. If threading will create an irreducible loop, then
5470 throw away loop iteration and related information.
5472 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
5474 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
5475 -Woverloaded-virtual checks for warning options.
5476 * configure: Regenerate.
5478 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5480 PR preprocessor/77699
5481 * input.c (maybe_grow): Don't allocate one byte extra headroom.
5482 (get_next_line): Return false on error.
5483 (read_next_line): Removed, use get_next_line instead.
5484 (read_line_num): Don't copy the line.
5485 (location_get_source_line): Don't use static data.
5486 (selftest::test_reading_source_line): Add more test cases.
5488 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5491 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5493 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5494 (noce_process_if_block): Use it.
5496 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5498 * doc/invoke.texi: Update -Wint-in-bool-context.
5500 2016-10-02 Jakub Jelinek <jakub@redhat.com>
5502 * dwarf2out.c (output_fde, output_call_frame_info,
5503 dwarf2out_do_cfi_startproc, set_indirect_string,
5504 gen_internal_sym, output_die, output_line_info): Use
5505 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
5506 ASM_GENERATE_INTERNAL_LABEL output.
5508 2016-10-01 Richard Biener <rguenther@suse.de>
5511 * genmatch.c (get_operand_type): Add operand position arg
5512 and handle COND_EXPR comparison operand with fixed boolean_type_node.
5513 (expr::gen_transform): Adjust.
5514 (dt_simplify::gen_1): Likewise.
5516 2016-10-01 Jakub Jelinek <jakub@redhat.com>
5518 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
5519 comments. Simplify asserts, remove unnecessary conditions.
5521 (*<code><mode>3): Likewise.
5523 2016-09-30 Jakub Jelinek <jakub@redhat.com>
5525 * doc/invoke.texi (-Wregister): Document.
5527 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
5529 * configure.ac: Split CHECKING_P into CHECKING_P and
5530 ENABLE_EXTRA_CHECKING.
5531 * configure: Regenerated.
5532 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
5533 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
5535 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
5538 * gcc.c (process_command): For @filename handling, output
5539 the correct name if the file does not exist.
5541 2016-09-30 Marek Polacek <polacek@redhat.com>
5543 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
5544 * config/alpha/predicates.md: Likewise.
5546 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5548 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5549 (noce_process_if_block): Use it.
5551 2016-09-30 Martin Liska <mliska@suse.cz>
5553 * doc/invoke.texi: Document asan-use-after-return that
5554 it's disabled by default in runtime.
5556 2016-09-30 Richard Biener <rguenther@suse.de>
5558 * tree-vrp.c (intersect_ranges): If we failed to handle
5559 the intersection choose a constant singleton range if available.
5561 2016-09-30 Richard Biener <rguenther@suse.de>
5563 PR tree-optimization/77399
5564 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
5565 float <-> int conversions.
5567 2016-09-30 Alan Modra <amodra@gmail.com>
5569 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
5571 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5573 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
5574 ext_level before calling CPUID with 0x80000008.
5575 Simplify xgetbv checks.
5577 2016-09-29 David Malcolm <dmalcolm@redhat.com>
5579 * Makefile.in (OBJS): Add print-rtl-function.o.
5580 * print-rtl-function.c: New file.
5581 * print-rtl.h (print_rtx_function): New decl.
5583 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5586 * config/i386/cpuid.h (__get_cpuid_count): New.
5587 (__get_cpuid): Rename __level to __leaf.
5589 2016-09-29 Marek Polacek <polacek@redhat.com>
5591 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
5593 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
5596 * builtins.c (expand_builtin_memcmp): Don't swap args unless
5597 result is only being compared with zero.
5599 2016-09-29 Marek Polacek <polacek@redhat.com>
5601 * dwarf2out.c (loc_descriptor): Add fall through comment.
5602 (add_const_value_attribute): Likewise.
5604 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
5606 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
5607 with "v6t2". Move "arch" attribute above "pool_range".
5608 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
5610 (*thumb2_movhi_vfp): Likewise.
5611 (*arm_movhi_fp16): Likewise.
5612 (*thumb2_movhi_fp16): Likewise.
5613 (*arm_movsi_vfp): Remove "arch" attribute.
5614 (*thumb2_movsi_vfp): Likewise.
5616 2016-09-29 Martin Liska <mliska@suse.cz>
5618 * doc/extend.texi: Remove limitation of Objective C for
5619 __attribute__((constructor)) and __attribute__((destructor)).
5621 2016-09-29 Richard Biener <rguenther@suse.de>
5623 PR tree-optimization/77768
5624 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5625 Handle stores to readonly memory when removing redundant stores.
5627 2016-09-29 Richard Biener <rguenther@suse.de>
5630 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
5631 X / -X -> -1 simplifications.
5633 2016-09-29 Richard Biener <rguenther@suse.de>
5636 * match.pd: Add max(a,-a) -> abs(a) pattern.
5637 * tree-ssa-phiopt.c (minmax_replacement): Disable for
5638 HONOR_SIGNED_ZEROS types.
5640 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
5642 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
5643 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
5645 2016-09-29 Richard Biener <rguenther@suse.de>
5647 * tree-vrp.c (set_defs_to_varying): New helper avoiding
5648 writing to vr_const_varying.
5649 (vrp_initialize): Call it.
5650 (vrp_visit_stmt): Likewise.
5651 (evrp_dom_walker::before_dom_children): Likewise.
5653 2016-09-29 Richard Biener <rguenther@suse.de>
5655 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
5656 constructors with vector elements.
5658 2016-09-29 Richard Biener <rguenther@suse.de>
5660 PR tree-optimization/77768
5661 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
5662 with stores to a place we know has a constant value.
5664 2016-09-29 Alan Modra <amodra@gmail.com>
5666 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
5667 * doc/invoke.texi: Document it.
5668 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
5669 (rs6000_passes_float): Comment.
5670 (rs6000_passes_long_double): New static var.
5671 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
5672 (init_cumulative_args): Set up to emit fp .gnu_attribute for
5673 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
5674 to include fp values returned in vectors.
5675 Set rs6000_passes_long_double.
5676 (rs6000_function_arg_advance_1): Likewise for function args.
5677 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
5678 and SPE. Emit long double tag value too.
5679 (rs6000_opt_vars): Add gnu-attr.
5680 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
5681 * configure: Regenerate.
5682 * config.in: Regenerate.
5684 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5686 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
5688 (format_floating, format_string, format_directive,
5689 get_destination_size, pass_sprintf_length::handle_gimple_call):
5692 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5694 * gimple-ssa-sprintf.c: Fix comment formatting.
5695 (format_integer): Use is_gimple_assign.
5696 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
5697 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
5698 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
5699 (pass_sprintf_length::execute): Use is_gimple_call.
5701 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5703 * gimple-fold.c (gimple_fold_builtin): After failing to fold
5704 strchr, also try the generic folding.
5706 2016-09-28 Martin Sebor <msebor@redhat.com>
5709 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
5712 2016-09-28 Martin Sebor <msebor@redhat.com>
5715 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
5716 length modifier is not expected.
5717 (format_floating): Ignore l length modifier and fail gracefuly
5718 when it isn't one of the other expected ones.
5720 2016-09-28 Martin Sebor <msebor@redhat.com>
5723 * varasm.c (assemble_addr_to_section): Increase local buffer size.
5725 2016-09-27 Richard Biener <rguenther@suse.de>
5727 * dwarf2out.c (cu_die_list): New global.
5728 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
5729 main_comp_unit_die to cu_die_list if we created it.
5730 Move break_out_includes ...
5731 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
5734 2016-09-28 Richard Biener <rguenther@suse.de>
5736 * dwarf2out.c (struct die_struct): Add removed flag.
5737 (lookup_type_die): If the DIE is marked as removed, clear
5738 TYPE_SYMTAB_DIE and return NULL.
5739 (lookup_decl_die): If the DIE is marked as removed, remove it
5740 from the hash and return NULL.
5741 (mark_removed): New helper.
5742 (prune_unused_types_prune): Call it for removed DIEs.
5743 (gen_subprogram_die): Move the premark_used_types call to after
5744 DIEs for the functions scopes are generated.
5745 (process_scope_var): Do not re-create pruned types or type decls.
5746 Make sure to also re-parent type decls.
5747 (dwarf2out_finish): Move unused type pruning and debug_types
5749 (dwarf2out_early_finish): ... here.
5751 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5753 * config/arc/arc-c.c: New file.
5754 * config/arc/arc-c.def: Likewise.
5755 * config/arc/t-arc: Likewise.
5756 * config.gcc: Include arc-c.o as c and cpp object.
5757 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
5758 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
5759 arc_cpu_cpp_builtins.
5761 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5763 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
5764 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
5766 2016-09-28 Nathan Sidwell <nathan@acm.org>
5768 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
5771 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5773 PR tree-optimization/61056
5774 * gimple-fold.c (gimple_fold_builtin_strchr):
5775 New function to optimize strchr (s, 0) to strlen.
5776 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
5778 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
5780 PR tree-optimization/77724
5781 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
5782 Add tree_fits_shwi_p check.
5784 2016-09-27 Jakub Jelinek <jakub@redhat.com>
5786 * auto-inc-dec.c (try_merge): Remove break after return.
5787 * cselib.c (autoinc_split): Likewise.
5788 * explow.c (promote_mode): Likewise.
5789 * fixed-value.c (fixed_arithmetic): Likewise.
5790 * hsa.c (hsa_internal_fn::get_arity): Likewise.
5791 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
5792 * trans-mem.c (get_attrs_for): Likewise.
5793 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
5794 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
5795 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
5796 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
5797 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
5798 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
5799 * config/cris/cris.c (cris_op_str): Likewise.
5800 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
5801 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
5803 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
5805 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
5806 IFN_GOACC_REDUCTION_CODES): New.
5807 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
5808 ifn_goacc_reduction_kind): Use them.
5809 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
5810 of internal functions, when applicable.
5812 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
5814 * config/mips/constraints.md (d): Fix documentation.
5815 * doc/md.texi (Machine Constraints): Update accordingly.
5817 2016-09-27 Richard Biener <rguenther@suse.de>
5819 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
5820 cur_line_info_table initialization ...
5821 (dwarf2out_assembly_start): ... here.
5823 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
5825 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
5826 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
5827 (*thumb2_movhi_vfp): Likewise.
5828 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
5829 template. Expand predicable attribute to mark VMOV.F16 as not
5830 predicable. Add "arch" attribute.
5831 (*thumb2_movhi_fp16): Likewise.
5832 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
5833 (*thumb2_movsi_vfp): Add "arch" attribute.
5835 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
5837 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
5840 2016-09-27 Marek Polacek <polacek@redhat.com>
5842 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
5845 * config/c6x/c6x.h: Adjust fall through comment.
5846 * config/sh/sh.c (final_prescan_insn): Likewise.
5847 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
5848 (visium_expand_fp_cstore): Likewise.
5850 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5852 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
5853 expected by -Wimplicit-fallthrough.
5854 (thumb1_size_rtx_costs): Likewise.
5855 (thumb2_reorg): Likewise.
5856 (tls_mentioned_p): Add "Fall through" comment.
5857 (thumb2_reorg): Likewise.
5858 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
5859 comment form expected by -Wimplicit-fallthrough.
5861 2016-09-27 Martin Liska <mliska@suse.cz>
5863 PR gcov-profile/46266
5864 * input.h (RESERVED_LOCATION_P): New macro.
5865 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
5866 instread of comparison with UNKNOWN_LOCATION.
5868 2016-09-27 Richard Biener <rguenther@suse.de>
5870 PR tree-optimization/77745
5871 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5872 When removing redundant stores make sure to check compatibility
5873 of the TBAA state for downstream accesses.
5874 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
5875 value-numbering virtual operands for store matches.
5877 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
5880 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
5881 movrt patterns. Match them before anything else in the SET case.
5883 2016-09-27 Martin Liska <mliska@suse.cz>
5885 PR gcov-profile/7970
5886 PR gcov-profile/16855
5887 PR gcov-profile/44779
5888 * coverage.c (build_gcov_exit_decl): New function.
5889 (coverage_obj_init): Call the function and generate __gcov_exit
5891 * doc/gcov.texi: Document when __gcov_exit function is called.
5893 2016-09-27 Marek Polacek <polacek@redhat.com>
5896 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
5897 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
5898 -Wno-error instead of -Wno-implicit-fallthrough.
5900 2016-09-27 Martin Liska <mliska@suse.cz>
5903 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
5905 2016-09-27 Jakub Jelinek <jakub@redhat.com>
5907 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
5908 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
5909 comments. Remove break after return.
5910 (ix86_fp_compare_code_to_integer, has_dispatch,
5911 ix86_simd_clone_usable): Remove break after return.
5913 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5915 PR rlt-optimization/77714
5916 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
5919 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
5922 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
5923 extract_range_from_unary_expr to convert value_range.
5924 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
5925 (extract_range_from_unary_expr): This.
5926 * tree-vrp.h (extract_range_from_unary_expr): Declare.
5928 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
5930 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
5932 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5934 * config/i386/i386.c (ix86_print_operand)
5935 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
5936 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
5937 (epilogue_renumber): Likewise.
5939 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
5942 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
5943 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
5945 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
5947 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
5948 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
5949 is_mm_seq_cst, is_mm_sync): Move to ...
5950 * memmodel.h: This. New file.
5951 * builtins.c: Include memmodel.h.
5952 * optabs.c: Likewise.
5954 * config/aarch64/aarch64.c: Likewise.
5955 * config/alpha/alpha.c: Likewise.
5956 * config/arm/arm.c: Likewise.
5957 * config/i386/i386.c: Likewise.
5958 * config/ia64/ia64.c: Likewise.
5959 * config/mips/mips.c: Likewise.
5960 * config/rs6000/rs6000.c: Likewise.
5961 * config/sparc/sparc.c: Likewise.
5962 * genconditions.c: Include memmodel.h in generated file.
5963 * genemit.c: Likewise.
5964 * genoutput.c: Likewise.
5965 * genpeep.c: Likewise.
5966 * genpreds.c: Likewise.
5967 * genrecog.c: Likewise.
5969 2016-09-26 David Malcolm <dmalcolm@redhat.com>
5971 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
5972 "c" instead when parsing characters. Move operand parsing into...
5973 (read_rtx_operand): ...this new function, renaming "i" to "idx",
5974 and tightening the scope of various locals.
5976 2016-09-26 Liu Hao <lh_mouse@126.com>
5978 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
5980 2016-09-26 Marek Polacek <polacek@redhat.com>
5982 * system.h: Use __has_attribute to check whether the fallthrough
5983 attribute is supported.
5985 2016-09-26 Marek Polacek <polacek@redhat.com>
5987 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
5988 gimple_call_internal_p.
5989 * ipa-split.c (find_return_bb): Likewise.
5990 (execute_split_functions): Likewise.
5991 * omp-low.c (dump_oacc_loop_part): Likewise.
5992 (oacc_loop_xform_head_tail): Likewise.
5993 * predict.c (predict_loops): Likewise.
5994 * sanopt.c (pass_sanopt::execute): Likewise.
5995 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
5996 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
5997 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
5998 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
5999 (expand_ifn_va_arg): Likewise.
6000 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6001 (optimize_mask_stores): Likewise.
6002 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
6003 (vect_transform_stmt): Likewise.
6004 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
6005 * tsan.c (instrument_memory_accesses): Likewise.
6007 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6008 Alexander Monakov <amonakov@ispras.ru>
6010 * regrename.c (rename_chains): Check
6011 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
6012 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
6013 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
6015 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6017 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
6018 (s390_sched_score): Likewise.
6020 2016-09-26 Martin Liska <mliska@suse.cz>
6022 * doc/gcov.texi: Update program output of gcov tool.
6024 2016-09-26 Martin Liska <mliska@suse.cz>
6026 PR gcov-profile/23332
6027 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
6028 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
6029 * value-prof.c (dump_histogram_value): Do not handle
6030 HIST_TYPE_CONST_DELTA.
6031 (stream_in_histogram_value): Likewise.
6032 (gimple_find_values_to_profile): Likewise.
6033 * value-prof.h (enum hist_type): Likewise.
6035 2016-09-26 Martin Liska <mliska@suse.cz>
6037 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
6038 from default sanitize recover values.
6039 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
6040 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
6041 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
6043 * opts.c (finish_options): Do a generic loop over options
6044 that can be recovered.
6045 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
6047 (common_handle_option): Likewise.
6048 * opts.h: Declare can_recover to sanitizer_opts_s.
6050 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
6052 * target.def(elf_flags_numeric): Change documentation to present tense.
6053 * doc/tm.texi: Regenerate.
6055 2016-09-26 Marek Polacek <polacek@redhat.com>
6058 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6059 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
6060 -Wno-switch-fallthrough.
6061 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
6062 (expand_builtin): Likewise.
6063 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
6064 * convert.c (convert_to_real_1): Likewise.
6065 (convert_to_integer_1): Likewise.
6066 * final.c (output_alternate_entry_point): Likewise.
6067 * genattrtab.c (make_canonical): Likewise.
6068 (write_test_expr): Likewise.
6069 * genpreds.c (validate_exp): Likewise.
6070 * gimple-ssa-strength-reduction.c
6071 (find_candidates_dom_walker::before_dom_children): Likewise.
6072 * godump.c (go_format_type): Likewise.
6073 * reload1.c (elimination_effects): Likewise.
6074 * resource.c (mark_referenced_resources): Likewise.
6075 (mark_set_resources): Likewise.
6076 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
6077 * varasm.c (output_addressed_constants): Likewise.
6079 2016-09-26 Marek Polacek <polacek@redhat.com>
6082 * common.opt (Wimplicit-fallthrough): New option.
6083 * doc/extend.texi: Document statement attributes and the fallthrough
6085 * doc/invoke.texi: Document -Wimplicit-fallthrough.
6086 * gimple.h (gimple_call_internal_p): New function.
6087 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
6088 (struct label_entry): New struct.
6089 (find_label_entry): New function.
6090 (case_label_p): New function.
6091 (collect_fallthrough_labels): New function.
6092 (last_stmt_in_scope): New function.
6093 (should_warn_for_implicit_fallthrough): New function.
6094 (warn_implicit_fallthrough_r): New function.
6095 (maybe_warn_implicit_fallthrough): New function.
6096 (expand_FALLTHROUGH_r): New function.
6097 (expand_FALLTHROUGH): New function.
6098 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
6099 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
6100 (gimplify_label_expr): New function.
6101 (gimplify_case_label_expr): Set location.
6102 (gimplify_expr): Call gimplify_label_expr.
6103 * internal-fn.c (expand_FALLTHROUGH): New function.
6104 * internal-fn.def (FALLTHROUGH): New internal function.
6105 * langhooks.c (lang_GNU_OBJC): New function.
6106 * langhooks.h (lang_GNU_OBJC): Declare.
6107 * system.h (gcc_fallthrough): Define.
6108 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
6109 * tree.h (FALLTHROUGH_LABEL_P): Define.
6111 2016-09-26 Richard Biener <rguenther@suse.de>
6113 * dwarf2out.c (stripattributes): Remove unused function.
6114 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
6115 Push dwarf_split_debug_info handling into init_sections_and_labels.
6116 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
6117 (DEBUG_MACRO_SECTION_FLAGS): Remove.
6118 (debug_macinfo_section_name): New global.
6119 (output_macinfo): Use debug_macinfo_section_name.
6120 (init_sections_and_labels): Split out section and label generation
6121 from dwarf2out_init. Set debug_macinfo_section_name.
6122 (dwarf2out_init): Move text section label generation and emission
6124 (dwarf2out_assembly_start): ... here.
6125 (dwarf2out_finish): Call init_sections_and_labels before DWARF
6128 2016-09-26 Richard Biener <rguenther@suse.de>
6131 * cgraphunit.c (analyze_functions): Before early removing
6132 global vars calls the late_global_decl debug handler mark
6133 the variable as readonly.
6135 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
6138 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
6139 (sh_rtx_costs): Handle SET of movt and movrt patterns.
6140 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
6141 declare new overloads.
6142 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
6145 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6147 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
6148 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
6150 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
6152 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
6153 * configure: Regenerate.
6155 2016-09-24 Marek Polacek <polacek@redhat.com>
6158 * doc/invoke.texi: Document -Wbool-operation.
6160 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6162 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
6163 * config/rs6000/rs6000.c (expand_block_compare): New function used by
6164 cmpmemsi pattern to do builtin expansion of memcmp ().
6165 (compute_current_alignment): Add helper function for
6166 expand_block_compare used to compute alignment as the compare proceeds.
6167 (select_block_compare_mode): Used by expand_block_compare to select
6168 the mode used for reading the next chunk of bytes in the compare.
6169 (do_load_for_compare): Used by expand_block_compare to emit the load
6170 insns for the compare.
6171 (rs6000_emit_dot_insn): Moved this function to avoid a forward
6172 reference from expand_block_compare ().
6173 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
6174 prototype for this function.
6175 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
6176 target option for controlling how much code inline expansion of
6177 memcmp() will be allowed to generate.
6179 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6181 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
6182 hook_bool_mode_false, hook_bool_mode_true,
6183 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6184 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6185 hook_bool_const_rtx_insn_const_rtx_insn_true,
6186 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
6187 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
6188 hook_bool_const_tree_hwi_hwi_const_tree_false,
6189 hook_bool_const_tree_hwi_hwi_const_tree_true,
6190 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
6191 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6192 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
6193 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
6194 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
6195 hook_bool_const_tree_true, hook_bool_tree_tree_false,
6196 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
6197 hook_bool_rtx_insn_true, hook_bool_rtx_false,
6198 hook_bool_uintp_uintp_false,
6199 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
6200 hook_rtx_tree_int_null, hook_uint_mode_0,
6201 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
6202 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
6203 hook_constcharptr_const_rtx_insn_null,
6204 hook_constcharptr_const_tree_const_tree_null,
6205 hook_constcharptr_int_const_tree_null,
6206 hook_constcharptr_int_const_tree_const_tree_null,
6207 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
6208 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
6209 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
6211 * vec.h (vNULL): Extend comment to say = vNULL initialization
6212 isn't needed for static vars.
6214 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
6215 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
6216 = vNULL initialization of file scope vec.
6217 * passes.c (pass_tab, enabled_pass_uid_range_tab,
6218 disabled_pass_uid_range_tab): Likewise.
6219 * haifa-sched.c (sched_luids, h_i_d): Likewise.
6220 * tree-chkp-opt.c (check_infos): Likewise.
6221 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
6223 * vec.h (vnull::operator vec): Add constexpr keyword for
6226 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
6228 PR tree-optimization/77654
6229 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
6230 to duplicate_ssa_name_ptr_info.
6232 2016-09-23 David Malcolm <dmalcolm@redhat.com>
6234 PR preprocessor/77672
6235 * input.c (selftest::test_lexer_string_locations_simple): Update
6236 test to expect location information of the terminator character
6237 at the location of the final closing quote.
6238 (selftest::test_lexer_string_locations_hex): Likewise.
6239 (selftest::test_lexer_string_locations_oct): Likewise.
6240 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
6241 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
6242 (selftest::test_lexer_string_locations_ucn4): Likewise.
6243 (selftest::test_lexer_string_locations_ucn8): Likewise.
6244 (selftest::test_lexer_string_locations_u8): Likewise.
6245 (selftest::test_lexer_string_locations_utf8_source): Likewise.
6246 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
6247 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
6248 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
6249 (selftest::test_lexer_string_locations_macro): Likewise.
6250 (selftest::test_lexer_string_locations_long_line): Likewise.
6252 2016-09-23 Richard Biener <rguenther@suse.de>
6254 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
6255 virtual definition to virtual use if the call devirtualizes
6256 to a const or pure function.
6257 (visit_use): Also visit calls we can devirtualize to a
6258 const or pure function.
6260 2016-09-23 Richard Biener <rguenther@suse.de>
6262 PR tree-optimization/77697
6263 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
6264 signal error if we have sth ternary or unhandled.
6266 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6268 * config/arm/arm_neon.h (vabd_f16): New.
6302 (vcvt_f16_s16): New.
6303 (vcvt_f16_u16): New.
6304 (vcvt_s16_f16): New.
6305 (vcvt_u16_f16): New.
6306 (vcvtq_f16_s16): New.
6307 (vcvtq_f16_u16): New.
6308 (vcvtq_s16_f16): New.
6309 (vcvtq_u16_f16): New.
6310 (vcvta_s16_f16): New.
6311 (vcvta_u16_f16): New.
6312 (vcvtaq_s16_f16): New.
6313 (vcvtaq_u16_f16): New.
6314 (vcvtm_s16_f16): New.
6315 (vcvtm_u16_f16): New.
6316 (vcvtmq_s16_f16): New.
6317 (vcvtmq_u16_f16): New.
6318 (vcvtn_s16_f16): New.
6319 (vcvtn_u16_f16): New.
6320 (vcvtnq_s16_f16): New.
6321 (vcvtnq_u16_f16): New.
6322 (vcvtp_s16_f16): New.
6323 (vcvtp_u16_f16): New.
6324 (vcvtpq_s16_f16): New.
6325 (vcvtpq_u16_f16): New.
6326 (vcvt_n_f16_s16): New.
6327 (vcvt_n_f16_u16): New.
6328 (vcvtq_n_f16_s16): New.
6329 (vcvtq_n_f16_u16): New.
6330 (vcvt_n_s16_f16): New.
6331 (vcvt_n_u16_f16): New.
6332 (vcvtq_n_s16_f16): New.
6333 (vcvtq_n_u16_f16): New.
6347 (vmul_lane_f16): New.
6350 (vmulq_lane_f16): New.
6372 (vrsqrteq_f16): New.
6376 (vrsqrtsq_f16): New.
6380 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6382 * config.gcc (extra_headers): Add arm_fp16.h
6383 * config/arm/arm_fp16.h: New.
6384 * config/arm/arm_neon.h: Include "arm_fp16.h".
6386 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6388 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
6390 (vmulf): New (v8hf, v4hf variants).
6391 (vfma): New (v8hf, v4hf variants).
6392 (vfms): New (v8hf, v4hf variants).
6393 (vsub): New (v8hf, v4hf variants).
6394 (vcage): New (v8hf, v4hf variants).
6395 (vcagt): New (v8hf, v4hf variants).
6396 (vcale): New (v8hf, v4hf variants).
6397 (vcalt): New (v8hf, v4hf variants).
6398 (vceq): New (v8hf, v4hf variants).
6399 (vcgt): New (v8hf, v4hf variants).
6400 (vcge): New (v8hf, v4hf variants).
6401 (vcle): New (v8hf, v4hf variants).
6402 (vclt): New (v8hf, v4hf variants).
6403 (vceqz): New (v8hf, v4hf variants).
6404 (vcgez): New (v8hf, v4hf variants).
6405 (vcgtz): New (v8hf, v4hf variants).
6406 (vcltz): New (v8hf, v4hf variants).
6407 (vclez): New (v8hf, v4hf variants).
6408 (vabd): New (v8hf, v4hf variants).
6409 (vmaxf): New (v8hf, v4hf variants).
6410 (vmaxnm): New (v8hf, v4hf variants).
6411 (vminf): New (v8hf, v4hf variants).
6412 (vminnm): New (v8hf, v4hf variants).
6413 (vpmaxf): New (v4hf variant).
6414 (vpminf): New (v4hf variant).
6415 (vpadd): New (v4hf variant).
6416 (vrecps): New (v8hf, v4hf variants).
6417 (vrsqrts): New (v8hf, v4hf variants).
6418 (vabs): New (v8hf, v4hf variants).
6419 (vneg): New (v8hf, v4hf variants).
6420 (vrecpe): New (v8hf, v4hf variants).
6421 (vrnd): New (v8hf, v4hf variants).
6422 (vrnda): New (v8hf, v4hf variants).
6423 (vrndm): New (v8hf, v4hf variants).
6424 (vrndn): New (v8hf, v4hf variants).
6425 (vrndp): New (v8hf, v4hf variants).
6426 (vrndx): New (v8hf, v4hf variants).
6427 (vrsqrte): New (v8hf, v4hf variants).
6428 (vmul_lane): Add v4hf and v8hf variants.
6429 (vmul_n): Add v4hf and v8hf variants.
6430 (vext): New (v8hf, v4hf variants).
6431 (vcvts): New (v8hi, v4hi variants).
6432 (vcvts): New (v8hf, v4hf variants).
6433 (vcvtu): New (v8hi, v4hi variants).
6434 (vcvtu): New (v8hf, v4hf variants).
6435 (vcvts_n): New (v8hf, v4hf variants).
6436 (vcvtu_n): New (v8hi, v4hi variants).
6437 (vcvts_n): New (v8hi, v4hi variants).
6438 (vcvtu_n): New (v8hf, v4hf variants).
6439 (vbsl): New (v8hf, v4hf variants).
6440 (vcvtas): New (v8hf, v4hf variants).
6441 (vcvtau): New (v8hf, v4hf variants).
6442 (vcvtms): New (v8hf, v4hf variants).
6443 (vcvtmu): New (v8hf, v4hf variants).
6444 (vcvtns): New (v8hf, v4hf variants).
6445 (vcvtnu): New (v8hf, v4hf variants).
6446 (vcvtps): New (v8hf, v4hf variants).
6447 (vcvtpu): New (v8hf, v4hf variants).
6449 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6451 * config/arm/arm-builtins.c (hf_UP): New.
6453 (vfp_builtin_data): New. Update comment.
6454 (enum arm_builtins): Include "arm_vfp_builtins.def".
6455 (ARM_BUILTIN_VFP_PATTERN_START): New.
6456 (arm_init_vfp_builtins): New.
6457 (arm_init_builtins): Add arm_init_vfp_builtins.
6458 (arm_expand_vfp_builtin): New.
6459 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
6461 * config/arm/arm_vfp_builtins.def: New file.
6462 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
6463 (arm-builtins.o): Likewise.
6465 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
6468 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
6469 from constant while creating value range.
6471 2016-09-23 Renlin Li <renlin.li@arm.com>
6473 * ira.c (ira): Move ira_use_lra_p initialization code to ...
6474 (ira_init_once): Here.
6476 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
6477 Jakub Jelinek <jakub@redhat.com>
6479 * hooks.h (hook_uint_uintp_false): Rename to...
6480 (hook_bool_uint_uintp_false): ... this.
6481 * hooks.c (hook_uint_uintp_false): Rename to...
6482 (hook_bool_uint_uintp_false): ... this.
6483 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
6484 instead of hook_uint_uintp_false.
6486 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6488 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
6489 (arm_init_builtins): Move body of a loop to the standalone
6490 function arm_init_neon_builtin.
6491 (arm_expand_neon_builtin_1): New. Update comment. Function body
6492 moved from arm_neon_builtin with some white-space fixes.
6493 (arm_expand_neon_builtin): Move code into the standalone function
6494 arm_expand_neon_builtin_1.
6496 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6498 * config/arm/iterators.md (VCVTHI): New.
6499 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
6503 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
6504 (V_HALF): Add V4HF. Fix white-space.
6505 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
6506 (V_s_elem): Likewise.
6507 (V_sz_elem): Fix white-space.
6508 (V_elem_ch): Likewise.
6510 (scalar_mul_constraint): Add V8HF and V4HF.
6511 (Is_float_mode): Fix white-space.
6512 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
6513 (q): Add HF. Fix white-space.
6516 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
6517 (neon_vfm_lane_as): New.
6518 * config/arm/neon.md (add<mode>3_fp16): New.
6519 (sub<mode>3_fp16): New.
6520 (mul<mode>3add<mode>_neon): New.
6521 (fma<VH:mode>4_intrinsic): New.
6522 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
6523 (fmsub<VH:mode>4_intrinsic): New.
6524 (<absneg_str><mode>2): New.
6525 (neon_v<absneg_str><mode>): New.
6526 (neon_v<fp16_rnd_str><mode>): New.
6527 (neon_vrsqrte<mode>): New.
6528 (neon_vpaddv4hf): New.
6529 (neon_vadd<mode>): New.
6530 (neon_vsub<mode>): New.
6531 (neon_vmulf<mode>): New.
6532 (neon_vfma<VH:mode>): New.
6533 (neon_vfms<VH:mode>): New.
6534 (neon_vc<cmp_op><mode>): New.
6535 (neon_vc<cmp_op><mode>_fp16insn): New
6536 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
6537 (neon_vca<cmp_op><mode>): New.
6538 (neon_vca<cmp_op><mode>_fp16insn): New.
6539 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
6540 (neon_vc<cmp_op>z<mode>): New.
6541 (neon_vabd<mode>): New.
6542 (neon_v<maxmin>f<mode>): New.
6543 (neon_vp<maxmin>fv4hf: New.
6544 (neon_<fmaxmin_op><mode>): New.
6545 (neon_vrecps<mode>): New.
6546 (neon_vrsqrts<mode>): New.
6547 (neon_vrecpe<mode>): New (VH variant).
6548 (neon_vdup_lane<mode>_internal): New.
6549 (neon_vdup_lane<mode>): New.
6550 (neon_vcvt<sup><mode>): New (VCVTHI variant).
6551 (neon_vcvt<sup><mode>): New (VH variant).
6552 (neon_vcvt<sup>_n<mode>): New (VH variant).
6553 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
6554 (neon_vcvt<vcvth_op><sup><mode>): New.
6555 (neon_vmul_lane<mode>): New.
6556 (neon_vmul_n<mode>): New.
6557 * config/arm/unspecs.md (UNSPEC_VCALE): New
6558 (UNSPEC_VCALT): New.
6559 (UNSPEC_VFMA_LANE): New.
6560 (UNSPECS_VFMS_LANE): New.
6562 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6564 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
6565 ("*extzv<mode><clobbercc_or_nocc>"):
6566 Correct a typo in a comment.
6568 ("*insv<mode>_zEC12", "*insv<mode>_z10")
6569 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
6570 ("*insv<mode>_zEC12_appendbitsleft")
6571 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
6572 ("*insv<mode>_z10_appendbitsleft"): Ditto.
6573 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
6574 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
6575 Provide pattern with operands switched.
6576 ("*pre_z10_extv<mode>"):
6577 Use new subst patterns.
6578 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
6579 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
6580 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
6581 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
6582 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
6583 ("*<risbg_n>_sidi_ior_and_lshiftrt")
6584 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
6586 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
6587 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6588 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
6590 ("SINT"): New mode_iterator with SI, HI, QI.
6591 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
6592 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
6595 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6597 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
6598 new interface of s390_contiguous_bitmask_p.
6599 ("contiguous_bitmask_nowrap_operand"): New predicate.
6600 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
6601 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
6602 of s390_contiguous_bitmask_p.
6603 ("NxxDw"): Rename NxxDq constraint to NxxDw.
6604 ("NxxSw"): New constraint.
6605 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
6606 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
6608 (s390_contiguous_bitmask_nowrap_p): Export.
6609 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
6610 former s390_contiguous_bitmask_p.
6611 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
6612 detect contiguous bit ranges with wraparound. Change signature to
6613 return START and END position instead of POS and LENGTH.
6614 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
6615 ranges with wraparound.
6616 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
6617 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
6618 Adapt to new signature of s390_contiguous_bitmask_p.
6620 2016-09-23 Bin Cheng <bin.cheng@arm.com>
6622 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
6623 (create_intersect_range_checks): New.
6624 (vect_create_cond_for_alias_checks): Call above function.
6626 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6628 * config/arm/iterators.md (Code iterators): Fix some white-space
6632 (FCVT): Moved from vfp.md.
6633 (VCVT_HF_US_N): New.
6634 (VCVT_SI_US_N): New.
6639 (FCVTI32typename): Moved from vfp.md.
6640 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
6641 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
6642 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
6643 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
6644 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
6646 (fp16_rnd_str): New.
6647 (fp16_rnd_insn): New.
6648 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
6649 (UNSPEC_VCVT_HF_U_N): New.
6650 (UNSPEC_VCVT_SI_S_N): New.
6651 (UNSPEC_VCVT_SI_U_N): New.
6652 (UNSPEC_VCVTH_S): New.
6653 (UNSPEC_VCVTH_U): New.
6654 (UNSPEC_VCVTA_S): New.
6655 (UNSPEC_VCVTA_U): New.
6656 (UNSPEC_VCVTM_S): New.
6657 (UNSPEC_VCVTM_U): New.
6658 (UNSPEC_VCVTN_S): New.
6659 (UNSPEC_VCVTN_U): New.
6660 (UNSPEC_VCVTP_S): New.
6661 (UNSPEC_VCVTP_U): New.
6662 (UNSPEC_VCVTP_S): New.
6663 (UNSPEC_VCVTP_U): New.
6665 (UNSPEC_VRNDA): New.
6666 (UNSPEC_VRNDI): New.
6667 (UNSPEC_VRNDM): New.
6668 (UNSPEC_VRNDN): New.
6669 (UNSPEC_VRNDP): New.
6670 (UNSPEC_VRNDX): New.
6671 * config/arm/vfp.md (<absneg_str>hf2): New.
6673 (neon_v<fp16_rnd_str>hf): New.
6674 (neon_vrndihf): New.
6679 (*mulsf3neghf_vfp): New.
6680 (*negmulhf3_vfp): New.
6681 (*mulsf3addhf_vfp): New.
6682 (*mulhf3subhf_vfp): New.
6683 (*mulhf3neghfaddhf_vfp): New.
6684 (*mulhf3neghfsubhf_vfp): New.
6687 (fmsubhf4_fp16): New.
6691 (neon_vsqrthf): New.
6692 (neon_vrsqrtshf): New.
6693 (FCVT): Move to iterators.md.
6694 (FCVTI32typename): Likewise.
6695 (neon_vcvth<sup>hf): New.
6696 (neon_vcvth<sup>si): New.
6697 (neon_vcvth<sup>_nhf_unspec): New.
6698 (neon_vcvth<sup>_nhf): New.
6699 (neon_vcvth<sup>_nsi_unspec): New.
6700 (neon_vcvth<sup>_nsi): New.
6701 (neon_vcvt<vcvth_op>h<sup>si): New.
6702 (neon_<fmaxmin_op>hf): New.
6704 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6706 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
6707 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
6708 ("*insv<mode>_zEC12_appendbitsleft")
6709 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
6710 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
6712 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6714 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
6715 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
6716 construct values without normalization.
6717 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
6718 static local lhs_ops to vNULL.
6720 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6721 Jiong Wang <jiong.wang@arm.com>
6723 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
6724 available when FP16 instructions are available.
6725 (output_move_vfp): Add support for 16-bit data moves.
6726 (arm_validize_comparison): Fix some white-space. Support HFmode
6727 by conversion to SFmode.
6728 * config/arm/arm.md (truncdfhf2): Fix a comment.
6729 (extendhfdf2): Likewise.
6731 (movsicc): Fix some white-space.
6733 (movsfcc): Fix some white-space.
6735 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
6736 instructions are available.
6737 (*thumb2_movhi_vfp): Likewise.
6738 (*arm_movhi_fp16): New.
6739 (*thumb2_movhi_fp16): New.
6740 (*movhf_vfp_fp16): New.
6741 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
6742 (*movhf_vfp): Likewise.
6743 (extendhfsf2): Enable when VFP FP16 instructions are available.
6744 (truncsfhf2): Enable when VFP FP16 instructions are available.
6746 2016-09-23 Martin Liska <mliska@suse.cz>
6748 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
6750 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6752 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
6754 (arm_evpc_neon_vtrn): Likewise.
6755 (arm_evpc_neon_vrev): Likewise.
6756 (arm_evpc_neon_vext): Likewise.
6757 * config/arm/arm_neon.h (vbsl_f16): New.
6761 (vdup_lane_f16): New.
6762 (vdupq_lane_f16): New.
6775 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
6776 (vdup_lane): New (v8hf, v4hf variants).
6777 (vext): New (v8hf, v4hf variants).
6778 (vbsl): New (v8hf, v4hf variants).
6779 * config/arm/iterators.md (VDQWH): New.
6781 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
6782 (Scalar_mul_8_16): Fix white-space.
6783 (Is_d_reg): Add V4HF and V8HF.
6784 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
6785 (neon_vdup_lane<mode>): New.
6786 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
6787 (*neon_vtrn<mode>_insn): Likewise.
6788 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
6789 (*neon_vzip<mode>_insn): Likewise
6790 (neon_vuzp<mode>_internal): Likewise.
6791 (*neon_vuzp<mode>_insn): Likewise
6792 * config/arm/vec-common.md (vec_perm_const<mode>): New.
6794 2016-09-23 Jiong Wang <jiong.wang@arm.com>
6795 Matthew Wahab <matthew.wahab@arm.com>
6797 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
6798 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
6799 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
6800 available. Also fix some white-space.
6801 * config/arm/vfp.md (*arm_movhi_vfp): New.
6802 (*thumb2_movhi_vfp): New.
6804 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6806 * config/arm/arm-c.c (arm_cpu_builtins): Define
6807 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
6808 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
6810 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6812 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
6813 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
6814 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
6815 arm_v8_2a_fp16_neon_hw.
6816 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
6819 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6821 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
6822 arm_fp16_alternative_ok and arm_fp16_none_ok.
6824 2016-09-23 Martin Liska <mliska@suse.cz>
6826 * ipa-icf.c (sem_variable::merge): Replace adress with address.
6828 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6830 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
6832 ("armv8.2-a+fp16"): New.
6833 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
6834 (FL2_FP16INST): New.
6835 (FL2_FOR_ARCH8_2A): New.
6836 * config/arm/arm-tables.opt: Regenerate.
6837 * config/arm/arm.c (arm_arch8_2): New.
6838 (arm_fp16_inst): New.
6839 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
6840 for incompatible fp16-format settings.
6841 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
6842 (TARGET_NEON_FP16INST): New.
6843 (arm_arch8_2): Declare.
6844 (arm_fp16_inst): Declare.
6845 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
6846 march=armv8.2-a and march=armv8.2-a+fp16.
6847 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
6849 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
6850 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
6852 2016-09-23 Martin Liska <mliska@suse.cz>
6854 * doc/extend.texi: Remove fused-madd from i386 target options.
6856 2016-09-23 Martin Liska <mliska@suse.cz>
6858 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
6861 2016-09-23 Martin Liska <mliska@suse.cz>
6863 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
6866 2016-09-23 Martin Liska <mliska@suse.cz>
6869 * config/i386/i386.c (ix86_option_override_internal): Change
6870 signature and return false when there's an error related to
6872 (release_options_strings): New function.
6873 (ix86_valid_target_attribute_tree): Call the function.
6875 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6877 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
6878 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
6879 (gen_hsa_ctor_assignment): Likewise.
6880 * print-tree.c (print_node): Likewise.
6881 * tree-dump.c (dequeue_and_dump): Likewise.
6882 * tree-sra.c (sra_modify_constructor_assign): Likewise.
6883 * expr.c (store_constructor): Likewise.
6884 * fold-const.c (operand_equal_p): Likewise.
6885 * tree-pretty-print.c (dump_generic_node): Likewise.
6886 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
6887 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
6889 2016-09-23 Richard Biener <rguenther@suse.de>
6891 * hooks.h (hook_uint_uintp_false): Declare.
6893 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6895 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
6896 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
6898 2016-09-22 Martin Sebor <msebor@redhat.com>
6901 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
6902 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
6903 (target_int_min): Correct computation.
6904 (format_integer): Use long long as the argument for the ll length
6906 (format_floating): Use target_int_max().
6907 (get_string_length): Same.
6908 (format_string): Avoid setting the bounded flag for strings
6910 (try_substitute_return_value): Avoid setting range info when
6911 the result isn't bounded.
6912 * varasm.c (assemble_name): Increase buffer size.
6914 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
6915 Terry Guo <terry.guo@arm.com>
6917 * target.def (elf_flags_numeric): New target hook.
6918 * targhooks.h (default_asm_elf_flags_numeric): New.
6919 * varasm.c (default_asm_elf_flags_numeric): New.
6920 (default_elf_asm_named_section): Use new target hook.
6921 * config/arm/arm.opt (mpure-code): New.
6922 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
6923 * config/arm/arm.c (arm_asm_init_sections): Add section
6924 attribute to default text section if -mpure-code.
6925 (arm_option_check_internal): Diagnose use of option with
6926 non supported targets and/or options.
6927 (arm_asm_elf_flags_numeric): New.
6928 (arm_function_section): New.
6929 (arm_elf_section_type_flags): New.
6930 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
6932 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
6933 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
6935 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
6937 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
6939 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6941 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
6942 * rtl.h: Adjust prototype.
6944 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6946 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
6947 (prev_active_insn): Likewise.
6948 (active_insn_p): Likewise.
6949 * rtl.h: Adjust prototypes.
6950 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
6951 * config/arc/arc.md: Likewise.
6952 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
6953 (branch_needs_nop_p): Likewise.
6954 (use_skip_p): Likewise.
6955 * config/sh/sh.c (gen_block_redirect): Likewise.
6956 (split_branches): Likewise.
6957 * reorg.c (optimize_skip): Likewise.
6958 (fill_simple_delay_slots): Likewise.
6959 (fill_slots_from_thread): Likewise.
6960 (relax_delay_slots): Likewise.
6961 * resource.c (mark_target_live_regs): Likewise.
6963 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6965 * config/cris/cris.c (cris_asm_output_case_end): Change argument
6967 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
6968 (prev_nonnote_nondebug_insn): Likewise.
6969 * config/cris/cris-protos.h: Adjust prototype.
6971 * jump.c (rtx_renumbered_equal_p): Adjust.
6973 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6975 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
6976 * rtl.h: Adjust prototype.
6977 * config/sh/sh.md: Adjust.
6978 * dwarf2out.c (add_var_loc_to_decl): Likewise.
6980 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6982 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
6983 (prev_nondebug_insn): Likewise.
6984 * loop-doloop.c (doloop_condition_get): Likewise.
6985 * rtl.h: Adjust prototype.
6986 * cfgloop.h: Likewise.
6988 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6990 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
6991 (prev_nonnote_insn): Likewise.
6992 * jump.c (reversed_comparison_code_parts): Likewise.
6993 (reversed_comparison): Likewise.
6994 * rtl.h: Adjust prototypes.
6995 * config/arc/arc.md: Adjust.
6996 * cse.c (find_comparison_args): Likewise.
6997 * reorg.c (redundant_insn): Change return type to rtx_insn *.
6998 (fix_reg_dead_note): Change argument type to rtx_insn *.
6999 (delete_prior_computation): Likewise.
7000 (delete_computation): Likewise.
7001 (fill_slots_from_thread): Adjust.
7002 (relax_delay_slots): Likewise.
7003 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7004 (simplify_relational_operation_1): Likewise.
7005 (simplify_ternary_operation): Likewise.
7007 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7009 * config/arc/arc-protos.h (arc_label_align): Change type of
7010 variables from rtx to rtx_insn *.
7011 * config/arc/arc.c (arc_label_align): Likewise.
7012 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
7013 * config/bfin/bfin.c (workaround_speculation): Likewise.
7014 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
7015 (find_last_same_clock): Likewise.
7016 (reorg_split_calls): Likewise.
7017 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
7018 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
7019 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
7020 (same_cmp_following_p): Likewise.
7021 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
7022 (same_cmp_following_p): Likwise.
7023 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
7024 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
7025 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
7026 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
7027 (rl78_alloc_physical_registers_cmp): Likewise.
7028 (rl78_alloc_physical_registers_umul): Likewise.
7029 (rl78_calculate_death_notes): Likewise.
7030 * config/s390/s390-protos.h (s390_label_align): Likewise.
7031 * config/s390/s390.c (s390_label_align): Likewise.
7032 * config/sh/sh.c (barrier_align): Likewise.
7033 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
7034 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
7035 (emit_cbcond_nop): Likewise.
7037 2016-09-22 Martin Liska <mliska@suse.cz>
7040 * ipa-icf.c (sem_variable::merge): Yield merge operation if
7041 alias address matters, not necessarily address of original.
7043 2016-09-22 Richard Biener <rguenther@suse.de>
7046 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
7049 2016-09-22 Richard Biener <rguenther@suse.de>
7052 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
7053 from constant folding results.
7054 (gimple_resimplify2): Likewise.
7055 (gimple_resimplify3): Likewise.
7057 2016-09-22 Richard Biener <rguenther@suse.de>
7060 * expr.c (expand_expr_real_1): Guard array access against negative
7063 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7065 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
7067 (format_floating): Likewise.
7069 2016-09-22 Jakub Jelinek <jakub@redhat.com>
7072 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
7073 for all IFN_GOMP_SIMD_* internal fns, not just for
7074 IFN_GOMP_SIMD_ORDERED_*.
7076 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7079 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
7080 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
7081 instructions when you want to invert the test.
7082 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
7083 correct order for XXSEL.
7084 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
7085 for using XSCMP{EQ,GT,GE}DP.
7087 2016-09-21 David Malcolm <dmalcolm@redhat.com>
7089 * genconstants.c (main): Introduce noop_reader and convert call
7090 to read_md_files to a method call.
7091 * genenums.c (main): Likewise.
7092 * genmddeps.c (main): Likewise.
7093 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
7094 rtx_reader_ptr->get_top_level_filename ().
7095 (write_tm_preds_h): Likewise.
7096 (write_insn_preds_c): Likewise.
7097 * gensupport.c (class gen_reader): New subclass of rtx_reader.
7098 (rtx_handle_directive): Convert to...
7099 (gen_reader::handle_unknown_directive): ...this.
7100 (init_rtx_reader_args_cb): Convert return type from bool to
7101 rtx_reader *. Create a gen_reader instance, using it for the
7102 call to read_md_files. Return it if no errors occur.
7103 (init_rtx_reader_args): Convert return type from bool to
7105 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7106 (init_rtx_reader_args_cb): Likewise.
7107 * read-md.c (struct file_name_list): Move to class rtx_reader.
7108 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
7109 (read_md_filename): Delete in favor of
7110 rtx_reader::m_read_md_filename.
7111 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
7112 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
7113 (base_dir): Delete in favor of rtx_reader::m_base_dir.
7114 (first_dir_md_include): Delete in favor of
7115 rtx_reader::m_first_dir_md_include.
7116 (last_dir_md_include_ptr): Delete in favor of
7117 rtx_reader::m_last_dir_md_include_ptr.
7118 (max_include_len): Delete.
7119 (rtx_reader_ptr): New.
7120 (fatal_with_file_and_line): Use get_filename and get_lineno
7121 accessors of rtx_reader_ptr.
7122 (require_char_ws): Likewise.
7123 (rtx_reader::read_char): New method, based on ::read_char.
7124 (rtx_reader::unread_char): New method, based on ::unread_char.
7125 (read_escape): Use get_filename and get_lineno accessors of
7127 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
7128 (read_string): Use get_filename and get_lineno accessors of
7130 (rtx_reader::rtx_reader): New ctor.
7131 (rtx_reader::~rtx_reader): New dtor.
7132 (handle_include): Convert from a function to...
7133 (rtx_reader::handle_include): ...this method, converting
7134 handle_directive from a callback to a virtual function.
7135 (handle_file): Likewise, converting to...
7136 (rtx_reader::handle_file): ...this method.
7137 (handle_toplevel_file): Likewise, converting to...
7138 (rtx_reader::handle_toplevel_file): ...this method.
7139 (rtx_reader::get_current_location): New method.
7140 (parse_include): Convert from a function to...
7141 (rtx_reader::add_include_path): ...this method, dropping redundant
7142 update to unused max_include_len.
7143 (read_md_files): Convert from a function to...
7144 (rtx_reader::read_md_files): ...this method, converting
7145 handle_directive from a callback to a virtual function.
7146 (noop_reader::handle_unknown_directive): New method.
7147 * read-md.h (directive_handler_t): Delete this typedef.
7149 (read_md_file): Delete.
7150 (read_md_lineno): Delete.
7151 (read_md_filename): Delete.
7152 (class rtx_reader): New class.
7153 (rtx_reader_ptr): New decl.
7154 (class noop_reader): New subclass of rtx_reader.
7155 (read_char): Reimplement in terms of rtx_reader::read_char.
7156 (unread_char): Reimplement in terms of rtx_reader::unread_char.
7157 (read_md_files): Delete.
7158 * read-rtl.c (read_rtx_code): Update for deletion of globals
7159 read_md_filename and read_md_lineno.
7161 2016-09-21 Jason Merrill <jason@redhat.com>
7163 * input.h (from_macro_definition_at): New.
7165 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
7167 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
7169 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7171 PR tree-optimization/77550
7172 * tree-vect-stmts.c (create_array_ref): Change parameters.
7173 (get_group_alias_ptr_type): New function.
7174 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
7176 2016-09-21 Marek Polacek <polacek@redhat.com>
7178 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7179 Add falls through comment.
7181 2016-09-21 Richard Biener <rguenther@suse.de>
7183 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
7184 (replace_child): Likewise.
7185 (remove_child_TAG): Adjust.
7186 (move_marked_base_types): Likewise.
7187 (prune_unused_types_prune): Clear die_sib of removed children.
7189 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
7192 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
7193 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
7195 2016-09-21 Richard Biener <rguenther@suse.de>
7197 PR tree-optimization/77648
7198 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
7200 (make_transitive_closure_constraints): Adjust comment.
7201 (make_any_offset_constraints): New function.
7202 (handle_rhs_call): Make sure to first expand a pointer to all
7203 subfields before transitively closing it.
7204 (handle_const_call): Likewise. Properly expand returned
7206 (handle_pure_call): Likewise.
7208 2016-09-21 Richard Biener <rguenther@suse.de>
7209 Jakub Jelinek <jakub@redhat.com>
7211 PR tree-optimization/77621
7212 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
7213 group at non-vectorizable stmts.
7215 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7217 PR tree-optimization/72835
7218 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
7219 (make_new_ssa_for_all_defs): Likewise.
7220 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
7222 2016-09-20 Martin Sebor <msebor@redhat.com>
7225 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
7226 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
7227 * config/linux.c (gnu_libc_printf_pointer_format): New function.
7228 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
7229 * config/sol2.c (solaris_printf_pointer_format): New function.
7230 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
7232 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
7233 * doc/tm.texi: Regenerate.
7234 * gimple-fold.h (get_range_strlen): New function.
7235 (get_maxval_strlen): Declare existing function.
7236 * gimple-fold.c (get_range_strlen): Add arguments and compute both
7237 maximum and minimum.
7238 (get_range_strlen): Define overload.
7239 (get_maxval_strlen): Adjust.
7240 * gimple-ssa-sprintf.c: New file and pass.
7241 * passes.def (pass_sprintf_length): Add new pass.
7242 * targhooks.h (default_printf_pointer_format): Declare new function.
7243 (gnu_libc_printf_pointer_format): Same.
7244 (solaris_libc_printf_pointer_format): Same.
7245 * targhooks.c (default_printf_pointer_format): Define new function.
7246 * tree-pass.h (make_pass_sprintf_length): Declare new function.
7247 * print-tree.c: Increase buffer size.
7249 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7251 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
7253 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7255 * common.opt: New option -fipa-vrp.
7256 * ipa-cp.c (ipa_get_vr_lat): New.
7257 (ipcp_vr_lattice::print): Likewise.
7258 (print_all_lattices): Call ipcp_vr_lattice::print.
7259 (ipcp_vr_lattice::meet_with): New.
7260 (ipcp_vr_lattice::meet_with_1): Likewise.
7261 (ipcp_vr_lattice::top_p): Likewise.
7262 (ipcp_vr_lattice::bottom_p): Likewsie.
7263 (ipcp_vr_lattice::set_to_bottom): Likewise.
7264 (set_all_contains_variable): Call VR set_to_bottom.
7265 (initialize_node_lattices): Init VR lattices.
7266 (propagate_vr_accross_jump_function): New.
7267 (propagate_constants_accross_call): Call
7268 propagate_vr_accross_jump_function.
7269 (ipcp_store_vr_results): New.
7270 (ipcp_driver): Handle VR.
7271 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
7272 (ipa_set_jf_unknown): Likewise.
7273 (ipa_compute_jump_functions_for_edge): Likewise.
7274 (ipa_node_params_t::duplicate): Likewise.
7275 (ipa_write_jump_function): Likewise.
7276 (ipa_read_jump_function): Likewise.
7277 (write_ipcp_transformation_info): Likewise.
7278 (read_ipcp_transformation_info): Likewise.
7279 (ipcp_update_vr): New.
7280 (ipcp_transform_function): Handle VR.
7281 * ipa-prop.h (struct ipa_vr): New.
7282 * cgraph.c: Include tree-vrp.h.
7283 * cgraphunit.c: Likewise.
7284 * ipa-utils.c: Likewise.
7287 * toplev.c: Likewise.
7288 * ipa-devirt.c: Likewise.
7289 * ipa-inline-transform.c: Likewise.
7290 * ipa-inline.c: Likewise.
7291 * ipa-profile.c: Likewise.
7293 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7295 * doc/invoke.texi: Document -fdump-tree-evrp.
7296 * passes.def: Define new pass_early_vrp.
7297 * timevar.def: Define new TV_TREE_EARLY_VRP.
7298 * tree-pass.h (make_pass_early_vrp): New.
7299 * tree-ssa-propagate.c: Make replace_uses_in non static.
7300 * tree-ssa-propagate.h: Export replace_uses_in.
7301 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
7302 (extract_range_from_assert): Factor out
7303 extract_range_for_var_from_comparison_expr.
7304 (vrp_initialize_lattice): New.
7305 (vrp_initialize): Factor out vrp_initialize_lattice.
7306 (vrp_valueize): Fix it to reject complex value ranges.
7307 (vrp_free_lattice): New.
7308 (evrp_dom_walker::before_dom_children): Likewise.
7309 (evrp_dom_walker::after_dom_children): Likewise.
7310 (evrp_dom_walker::push_value_range): Likewise.
7311 (evrp_dom_walker::pop_value_range): Likewise.
7312 (execute_early_vrp): Likewise.
7313 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
7314 (make_pass_early_vrp): New.
7316 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7318 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
7319 instead of exact_log2.
7321 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7324 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
7325 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
7326 (ix86_add_stmt_cost): Penalize DFmode vector operations
7327 for !TARGET_VECTORIZE_DOUBLE.
7329 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
7331 * doc/invoke.texi (Warning Options): Simplify language.
7332 (Optimize Options): Complete sentence.
7334 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
7336 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
7339 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
7342 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
7343 inits on power8 and above, use the VMRGEW instruction instead of a
7346 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
7347 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
7350 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7352 * config/aarch64/arm_neon.h
7353 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
7354 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
7355 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
7357 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7359 * config/var/vax.h (ELIMINABLE_REGS): Define.
7360 (INITIAL_ELIMINATION_OFFSET): Define.
7362 2016-09-20 Jakub Jelinek <jakub@redhat.com>
7365 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
7366 cast to void * if the cast is from some other pointer type.
7368 2016-09-20 Richard Biener <rguenther@suse.de>
7370 PR tree-optimization/77646
7371 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
7374 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7376 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
7377 attributes to all inlined functions and make them extern.
7379 2016-09-20 Richard Biener <rguenther@suse.de>
7381 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
7383 * debug.c (do_nothing_debug_hooks): Adjust.
7384 * dbxout.c (dbx_debug_hooks): Likewise.
7385 * sdbout.c (sdb_debug_hooks): Likewise.
7386 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
7387 (dwarf2out_finish): Move producer, filename and
7389 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
7390 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
7392 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7395 * doc/invoke.texi: Document -Wint-in-bool-context.
7398 * dwarf2out.c (output_loc_operands): Fix an assertion.
7400 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7402 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
7403 (CR_DECIMAL_DIG): New macro.
7405 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7407 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
7410 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
7412 PR rtl-optimization/77416
7413 * lra-remat.c (operand_to_remat): Process hard coded insn
7416 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7418 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
7419 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
7421 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
7423 * target.def (lra_p): Wordsmithing.
7424 * doc/tm.texi: Regenerate.
7426 2016-09-19 Jakub Jelinek <jakub@redhat.com>
7427 Jan Hubicka <jh@suse.cz>
7430 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
7431 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
7432 Call ultimate_alias_target just once, not up to 4 times.
7434 2016-09-19 Richard Biener <rguenther@suse.de>
7436 * dwarf2out.c (early_dwarf_finished): New global.
7437 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
7439 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
7440 if called from LTO exit early.
7441 (dwarf2out_late_global_decl): When being during the early
7442 debug phase do not add locations but only const value attributes.
7443 Adjust the way we generate early DIEs for LTO.
7445 2016-09-19 Richard Biener <rguenther@suse.de>
7448 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
7449 proper niter to bound the loops.
7451 2016-09-19 Richard Biener <rguenther@suse.de>
7453 PR tree-optimization/77514
7454 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
7455 search for folded stmt.
7457 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
7459 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
7460 * tree-pass.h (make_pass_early_thread_jumps): Declare.
7461 * tree-ssa-threadbackward.c (fsm_find_thread_path,
7462 fsm_find_thread_path, profitable_jump_thread_path,
7463 fsm_find_control_statement_thread_paths,
7464 find_jump_threads_backwards): Add speed_p parameter.
7465 (pass_data_early_thread_jumps): New pass.
7466 (make_pass_early_thread_jumps): New function.
7468 2016-09-17 Andreas Schwab <schwab@suse.de>
7470 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
7471 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7473 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
7475 * recog.c (rest_of_handle_split_after_reload): Delete.
7476 (pass_split_after_reload::gate): New method.
7477 (pass_split_after_reload::execute): Call split_all_insns directly.
7479 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
7481 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
7482 parameters for functions taking long long arguments.
7484 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7487 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
7488 splat with truncate.
7490 2016-09-16 Jason Merrill <jason@redhat.com>
7492 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
7494 * hwint.c (exact_log2): Use pow2p_hwi.
7495 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
7496 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
7497 * builtins.c (get_object_alignment_2, get_object_alignment)
7498 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
7500 * calls.c (compute_argument_addresses, store_one_arg): Use
7502 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
7503 * combine.c (force_to_mode): Use least_bit_hwi.
7504 (contains_muldiv, find_split_point, combine_simplify_rtx)
7505 (simplify_if_then_else, simplify_set, force_to_mode)
7506 (if_then_else_cond, simplify_and_const_int_1)
7507 (simplify_compare_const): Use pow2p_hwi.
7508 * cse.c (fold_rtx): Use pow2p_hwi.
7509 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
7511 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
7512 (init_expmed_one_conv): Use pow2p_hwi.
7513 * expr.c (is_aligning_offset): Use pow2p_hwi.
7514 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
7515 (fold_binary_loc): Use pow2p_hwi.
7516 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
7517 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
7518 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
7519 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
7521 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
7522 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
7523 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
7524 * omp-low.c (oacc_loop_fixed_partitions)
7525 (oacc_loop_auto_partitions): Use least_bit_hwi.
7526 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
7527 * stor-layout.c (place_field): Use least_bit_hwi.
7528 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
7529 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
7530 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
7531 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
7532 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
7533 * tree-vect-data-refs.c (vect_analyze_group_access_1)
7534 (vect_grouped_store_supported, vect_grouped_load_supported)
7535 (vect_permute_load_chain, vect_shift_permute_load_chain)
7536 (vect_transform_grouped_load): Use pow2p_hwi.
7537 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
7538 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
7539 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
7541 * tsan.c (instrument_expr): Use least_bit_hwi.
7542 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
7544 2016-09-16 Andreas Schwab <schwab@suse.de>
7546 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
7548 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7550 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7553 * combine.c (rest_of_handle_combine): If any edges have been purged,
7554 free dominators if available.
7556 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7557 Eric Botcazou <ebotcazou@adacore.com>
7560 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
7561 through into expand_addsub_overflow after expand_neg_overflow.
7563 2016-09-15 David Malcolm <dmalcolm@redhat.com>
7565 * diagnostic-show-locus.c
7566 (selftest::test_fixit_insert_containing_newline): New function.
7567 (selftest::test_fixit_replace_containing_newline): New function.
7568 (selftest::diagnostic_show_locus_c_tests): Call the above.
7570 2016-09-15 Bin Cheng <bin.cheng@arm.com>
7572 PR tree-optimization/77503
7573 * tree-vect-loop.c (vectorizable_reduction): Record reduction
7574 code for CONST_COND_REDUCTION at analysis stage and use it at
7576 * tree-vectorizer.h (struct _stmt_vec_info): New field.
7577 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
7578 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
7581 2016-09-15 Richard Biener <rguenther@suse.de>
7584 * fold-const.c (split_tree): Do not split constant ~X.
7586 2016-09-15 Jakub Jelinek <jakub@redhat.com>
7588 PR rtl-optimization/77425
7589 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
7593 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
7594 use %qs instead of %s where desirable, use argument instead of arg in
7595 the diagnostic wording, add list of supported strategies and
7597 (ix86_option_override_internal): Emit target("m...") instead of
7598 option("m...") in the diagnostic. Use %qs instead of %s in invalid
7599 -march/-mtune option diagnostic. Add list of supported arches/tunings
7600 and spellcheck hint. Remove prefix, suffix and sw variables, use
7601 main_args_p ? "..." : "..." in diagnostics to make translation
7604 2016-09-15 Richard Biener <rguenther@suse.de>
7606 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
7607 extra offset argument.
7608 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
7609 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
7610 to reflect new offset parameter.
7611 * doc/tm.texi: Regenerate.
7612 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7613 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
7615 (darwin_asm_output_dwarf_offset): Likewise.
7616 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
7618 (darwin_asm_output_dwarf_offset): Pass offset argument through.
7619 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7620 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7622 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
7625 * ipa-icf.c (set_alias_uids): New function.
7626 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
7627 all the merged variable's referring aliases.
7629 2016-09-15 Richard Biener <rguenther@suse.de>
7631 PR tree-optimization/77514
7632 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
7633 only forced_stmts sequence.
7635 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
7637 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
7638 * cfgexpand.c (update_alias_info_with_stack_vars): Use
7639 FOR_EACH_SSA_NAME to iterate over SSA variables.
7640 (pass_expand::execute): Likewise.
7641 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
7642 * tree-cfg.c (dump_function_to_file): Likewise.
7643 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
7644 (update_ssa): Likewise.
7645 * tree-ssa-alias.c (dump_alias_info): Likewise.
7646 * tree-ssa-ccp.c (ccp_finalize): Likewise.
7647 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
7648 (create_outofssa_var_map): Likewise.
7649 (coalesce_ssa_name): Likewise.
7650 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
7651 * tree-ssa-pre.c (compute_avail): Likewise.
7652 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
7653 (scc_vn_restore_ssa_info): Likewise.
7654 (free_scc_vn): Likwise.
7655 (run_scc_vn): Likewise.
7656 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
7657 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
7658 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7659 * tree-ssa.c (verify_ssa): Likewise.
7661 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
7663 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
7664 and mips64r2 as default 32-bit and 64-bit architectures.
7665 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
7666 as default 32-bit and 64-bit architectures.
7668 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
7670 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
7673 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7675 * target.def (lra_p): Change commentary (for the manual) for the
7677 * doc/tm.texi: Regenerate.
7679 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7681 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
7682 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
7683 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
7684 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
7686 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7688 * targhooks.c (default_lra_p): Return true instead of false.
7690 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7692 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
7693 hook_bool_void_false.
7694 * config/avr/avr.c: Ditto.
7695 * config/bfin/bfin.c: Ditto.
7696 * config/c6x/c6x.c: Ditto.
7697 * config/cr16/cr16.c: Ditto.
7698 * config/cris/cris.c: Ditto.
7699 * config/epiphany/epiphany.c: Ditto.
7700 * config/fr30/fr30.c: Ditto.
7701 * config/frv/frv.c: Ditto.
7702 * config/h8300/h8300.c: Ditto.
7703 * config/ia64/ia64.c: Ditto.
7704 * config/iq2000/iq2000.c: Ditto.
7705 * config/lm32/lm32.c: Ditto.
7706 * config/m32c/m32c.c: Ditto.
7707 * config/m32r/m32r.c: Ditto.
7708 * config/m68k/m68k.c: Ditto.
7709 * config/mcore/mcore.c: Ditto.
7710 * config/microblaze/microblaze.c: Ditto.
7711 * config/mmix/mmix.c: Ditto.
7712 * config/mn10300/mn10300.c: Ditto.
7713 * config/moxie/moxie.c: Ditto.
7714 * config/msp430/msp430.c: Ditto.
7715 * config/nios2/nios2.c: Ditto.
7716 * config/nvptx/nvptx.c: Ditto.
7717 * config/pa/pa.c: Ditto.
7718 * config/pdp11/pdp11.c: Ditto.
7719 * config/rl78/rl78.c: Ditto.
7720 * config/sparc/sparc.c: Ditto.
7721 * config/spu/spu.c: Ditto.
7722 * config/stormy16/stormy16.c: Ditto.
7723 * config/tilegx/tilegx.c: Ditto.
7724 * config/tilepro/tilepro.c: Ditto.
7725 * config/v850/v850.c: Ditto.
7726 * config/vax/vax.c: Ditto.
7727 * config/visium/visium.c: Ditto.
7728 * config/xtensa/xtensa.c: Ditto.
7730 2016-09-14 Jakub Jelinek <jakub@redhat.com>
7733 * tsan.c: Include target.h.
7734 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
7735 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
7736 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
7737 BUILT_IN_ATOMIC_TEST_AND_SET entries.
7738 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
7740 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
7741 Martin Liska <mliska@suse.cz>
7744 * predict.c (force_edge_cold): Add braces to a condition.
7746 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
7748 PR rtl-optimization/77289
7749 * lra-constraints.c (get_final_hard_regno): Removed.
7750 (get_hard_regno): Add new parameter final_p.
7751 (get_reg_class): Directly call lra_get_elimination_hard_regno.
7752 (operands_match_p): Adjust call to get_hard_regno.
7753 (uses_hard_regs_p): Likewise.
7754 (process_alt_operands): Likewise.
7756 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
7759 * config/msp430/msp430.c (msp430_start_function): Emit an error
7760 if a function is both weak and specifies an interrupt number.
7762 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7764 PR tree-optimization/77454
7765 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
7766 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
7769 2016-09-13 Tamar Christina <tamar.christina@arm.com>
7771 * config/aarch64/aarch64-builtins.c
7772 (aarch64_init_simd_builtins): Fix builtin type signature printing.
7774 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
7776 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
7777 SFmode and SCmode arguments by reference.
7779 2016-09-13 David Malcolm <dmalcolm@redhat.com>
7781 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
7783 (selftest::test_one_liner_fixit_insert_before): ...this, and update
7784 for renaming of add_fixit_insert to add_fixit_insert_before.
7785 (selftest::test_one_liner_fixit_insert_after): New function.
7786 (selftest::test_one_liner_fixit_validation_adhoc_locations):
7787 Update for renaming of add_fixit_insert to add_fixit_insert_before.
7788 (selftest::test_one_liner_many_fixits): Likewise.
7789 (selftest::test_diagnostic_show_locus_one_liner): Update for
7790 renaming, call new test function.
7791 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
7792 renaming of add_fixit_insert to add_fixit_insert_before.
7793 (selftest::test_fixit_consolidation): Likewise.
7794 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
7796 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
7797 (selftest::test_applying_fixits_insert_before): ...this.
7798 (selftest::test_applying_fixits_insert): Update for renaming of
7799 add_fixit_insert to add_fixit_insert_before.
7800 (selftest::test_applying_fixits_insert_after): New function.
7801 (selftest::test_applying_fixits_insert_after_at_line_end): New
7803 (selftest::test_applying_fixits_insert_after_failure): New function.
7804 (selftest::test_applying_fixits_multiple): Update for renaming of
7805 add_fixit_insert to add_fixit_insert_before.
7806 (selftest::change_line): Likewise.
7807 (selftest::test_applying_fixits_unreadable_file): Likewise.
7808 (selftest::test_applying_fixits_line_out_of_range): Likewise.
7809 (selftest::test_applying_fixits_column_validation): Likewise.
7810 (selftest::test_applying_fixits_column_validation): Likewise.
7811 (selftest::edit_context_c_tests): Update for renamed test function;
7812 call new test functions.
7814 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
7816 PR tree-optimization/77536
7817 PR rtl-optimization/68212
7818 * config/rs6000/rs6000.md (div->recip splitter): Remove
7819 optimize_insn_for_speed_p condition.
7821 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
7823 * optabs.c (prepare_cmp_insn): Update documentation comment.
7825 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7826 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7829 * opts.h (candidates_list_and_hint): Declare.
7830 * opts-common.c (candidates_list_and_hint): New function.
7831 (cmdline_handle_error): Use it.
7833 2016-09-12 David Malcolm <dmalcolm@redhat.com>
7835 * edit-context.c (edited_line::get_len): New accessor.
7836 (edited_file::print_diff): Split out hunk-printing into...
7837 (edited_file::print_diff_hunk): New method.
7838 (edited_file::print_diff_line): New method.
7840 2016-09-12 Andrew Pinski <apinski@cavium.com>
7842 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
7844 * config/aarch64/aarch64.c (thunderx_tunings): Enable
7845 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
7846 (aarch64_operands_ok_for_ldpstp): Return false if
7847 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
7848 was SImode and the alignment is less than 8 byte.
7849 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
7851 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
7854 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
7856 2016-09-12 Marek Polacek <polacek@redhat.com>
7858 * doc/extend.texi: Use lowercase "boolean".
7859 * doc/invoke.texi: Likewise.
7860 * doc/md.texi: Likewise.
7861 * target.def: Likewise.
7862 * doc/tm.texi: Regenerated.
7864 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7867 * expmed.c (synth_mult): Delete duplicate mode check.
7869 2016-09-10 Tom de Vries <tom@codesourcery.com>
7872 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
7874 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
7875 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
7877 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
7879 PR rtl-optimization/77289
7880 * lra-constraints.c (get_final_hard_regno): Add support for non hard
7881 register numbers. Remove support for subregs.
7882 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
7883 (get_reg_class): Delete removed get_final_hard_regno() argument.
7884 (uses_hard_regs_p): Call get_final_hard_regno().
7886 2016-09-09 Martin Sebor <msebor@redhat.com>
7890 * pretty-print.c (pp_quoted_string): New function.
7891 (pp_format): Call it for %c and %s directives.
7893 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
7895 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
7896 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
7897 INITIAL_ELIMINATION_OFFSET) : Update documentation.
7898 * target.def (frame_pointer_required, can_eliminate): Likewise.
7899 * doc/tm.texi: Regenerated.
7900 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
7902 * df-scan.c (df_hard_reg_init): Likewise.
7903 * ira.c (ira_setup_eliminable_regset): Likewise.
7904 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
7905 init_elim_table): Likewise.
7906 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
7907 set_initial_elim_offsets, update_eliminables,
7908 init_elim_table): Likewise.
7909 * rtlanal.c (get_initial_register_offset): Likewise.
7910 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
7911 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
7912 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
7913 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
7914 * config/fr30/fr30.h: Fix comment.
7915 * config/frv/frv.c: Likewise.
7916 * config/frv/frv.h: Likewise.
7917 * config/ft32/ft32.h: Likewise.
7918 * config/visium/visium.h: Likewise.
7919 * config/pa/pa64-linux.h: Likewise.
7920 * config/v850/v850.h: Likewise.
7921 * config/cris/cris.c: Likewise.
7922 * config/ia64/ia64.h: Likewise.
7923 * config/moxie/moxie.h: Likewise.
7924 * config/m32r/m32r.h: Likewise.
7926 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
7929 * config.in: Regenerate.
7930 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
7932 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
7933 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
7934 static-libmpxwrappers case.
7935 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
7936 MPX_LD_AS_NEEDED_GUARD_POP.
7937 * configure: Regenerate.
7938 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
7939 defined if linker support "--push-state"/"--pop-state".
7941 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
7943 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
7945 2016-09-09 Joseph Myers <joseph@codesourcery.com>
7947 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
7948 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
7949 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
7950 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
7951 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
7952 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
7953 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
7955 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
7956 width macros from TS 18661-1.
7957 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
7959 2016-09-08 Jakub Jelinek <jakub@redhat.com>
7962 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
7963 OMP_CLAUSE_SAFELEN_EXPR.
7965 2016-09-07 David Malcolm <dmalcolm@redhat.com>
7967 * Makefile.in (OBJS): Add substring-locations.o.
7968 * langhooks-def.h (class substring_loc): New forward decl.
7969 (lhd_get_substring_location): New decl.
7970 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
7971 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
7972 * langhooks.c (lhd_get_substring_location): New function.
7973 * langhooks.h (class substring_loc): New forward decl.
7974 (struct lang_hooks): Add field get_substring_location.
7975 * substring-locations.c: New file, taking definition of
7976 format_warning_va and format_warning_at_substring from
7977 c-family/c-format.c, making them non-static.
7978 * substring-locations.h (class substring_loc): Move class here
7979 from c-family/c-common.h. Add and rewrite comments.
7980 (format_warning_va): New decl.
7981 (format_warning_at_substring): New decl.
7982 (get_source_location_for_substring): Add comment.
7984 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
7986 * config/i386/i386.c: Add 'U' suffix to processor feature bits
7987 to avoid -Wnarrowing warning.
7988 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
7989 * opts.c: Likewise for SANITIZER_OPT bitmasks.
7991 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
7993 * config/aarch64/aarch64.c (aarch64_legitimize_address):
7994 Avoid use of base_offset if offset already in range.
7996 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
7998 * config/sh/sh-protos.h (struct sh_atomic_model,
7999 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8000 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8001 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
8002 * config/sh/sh.h (struct sh_atomic_model,
8003 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8004 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8005 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
8006 Guard with __cplusplus.
8008 2016-09-06 Jakub Jelinek <jakub@redhat.com>
8011 * config/i386/i386.c (ix86_expand_builtin): For builtin with
8012 unsupported or unknown ISA, use expand_call.
8014 2016-09-06 Martin Liska <mliska@suse.cz>
8016 PR gcov-profile/77378
8017 PR gcov-profile/77466
8018 * tree-profile.c (tree_profiling): Detect whether target can use
8019 -fprofile-update=atomic.
8021 2016-09-06 Richard Biener <rguenther@suse.de>
8023 PR tree-optimization/77479
8024 * tree-vrp.c (update_value_range): Extend overflow handling to
8027 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8030 * config/i386/i386.md (isa): Add x64_avx512bw.
8031 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
8032 (kmov_isa): New mode attr.
8033 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
8034 (*zero_extend<mode>si2): Likewise.
8035 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
8037 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
8039 * doc/invoke.texi (SPU Options): nops -> NOPs.
8040 (x86 Options): Ditto.
8042 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8045 * toplev.c (process_options): Temporarily set input_location
8046 to UNKNOWN_LOCATION around targetm.target_option.override () call.
8048 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
8050 PR rtl-optimization/77452
8051 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
8052 inner-mode reference to a CONST_VECTOR constant in the constant pool.
8054 2016-09-05 Marek Polacek <polacek@redhat.com>
8057 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
8059 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8062 * gensupport.c (alter_output_for_subst_insn): Remove redundant
8063 *insn_out == '*' test. Don't copy unnecessary to yet another
8064 memory buffer, and don't leak it.
8066 PR rtl-optimization/77425
8067 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
8069 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
8071 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
8073 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8075 * common.opt (fdiagnostics-generate-patch): New option.
8076 * diagnostic.c: Include "edit-context.h".
8077 (diagnostic_initialize): Initialize context->edit_context_ptr.
8078 (diagnostic_finish): Delete context->edit_context_ptr.
8079 (diagnostic_report_diagnostic): Add fix-it hints from the
8080 diagnostic to context->edit_context_ptr, if any.
8081 * diagnostic.h (class edit_context): Add forward decl.
8082 (struct diagnostic_context): Add field "edit_context_ptr".
8083 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8084 -fdiagnostics-generate-patch.
8085 (-fdiagnostics-generate-patch): New item.
8086 * toplev.c: Include "edit-context.h".
8087 (process_options): Set global_dc->edit_context_ptr to a new
8088 edit_context if the options need one.
8089 (toplev::main): Handle -fdiagnostics-generate-patch by using
8090 global_dc->edit_context_ptr.
8092 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8095 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
8096 map and firstprivate clauses on target construct for _Atomic
8098 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
8099 on target construct for _Atomic qualified decls.
8100 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
8102 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
8103 _Atomic qualified arguments not mentioned in uniform clause.
8105 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8107 * Makefile.in (OBJS-libcommon): Add edit-context.o.
8108 * diagnostic-color.c (color_dict): Add "diff-filename",
8109 "diff-hunk", "diff-delete", and "diff-insert".
8110 (parse_gcc_colors): Update default value of GCC_COLORS in comment
8111 to reflect above changes.
8112 * doc/invoke.texi (-fdiagnostics-color): Update description of
8113 default GCC_COLORS, and of the supported capabilities.
8114 * edit-context.c: New file.
8115 * edit-context.h: New file.
8116 * input.c (struct fcache): Add field "missing_trailing_newline".
8117 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
8119 (add_file_to_cache_tab): Likewise.
8120 (fcache::fcache): Likewise.
8121 (get_next_line): Update c->missing_trailing_newline.
8122 (location_missing_trailing_newline): New function.
8123 * input.h (location_missing_trailing_newline): New decl.
8124 * selftest-run-tests.c (selftest::run_tests): Call
8125 edit_context_c_tests.
8126 * selftest.h (edit_context_c_tests): New decl.
8128 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8129 Richard Biener <rguenth@suse.de>
8131 PR tree-optimization/77444
8132 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
8133 as steptype, remove redundant initialization.
8135 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8138 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
8139 (sanopt_optimize_walker): Optimize away
8140 __asan_before_dynamic_init (...) followed by
8141 __asan_after_dynamic_init () without intervening memory loads/stores.
8142 * ipa-pure-const.c (special_builtin_state): Handle
8143 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
8144 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
8146 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8148 * cfg.c (free_original_copy_tables): Replace second assignment of
8149 bb_copy = NULL by bb_original = NULL.
8151 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8154 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
8155 assignment added in r216794.
8157 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8159 * Makefile.in (OBJS): Add typed-splay-tree.o.
8160 * selftest-run-tests.c (selftest::run_tests): Call
8161 typed_splay_tree_c_tests.
8162 * selftest.h (typed_splay_tree_c_tests): New decl.
8163 * typed-splay-tree.c: New file.
8164 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
8165 (typed_splay_tree::max): New method.
8166 (typed_splay_tree::min): New method.
8167 (typed_splay_tree::foreach): New method.
8168 (typed_splay_tree::closure): New struct.
8169 (typed_splay_tree::inner_foreach_fn): New function.
8171 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8173 * ipa-cp.c (ipcp_store_bits_results): Change option name from
8174 -fipa-cp-bit to -fipa-bit-cp.
8176 2016-09-01 Martin Sebor <msebor@redhat.com>
8178 PR tree-optimization/71831
8179 * tree-object-size.h: Return bool instead of the size and add
8180 argument for the size.
8181 * tree-object-size.c (compute_object_offset): Update signature.
8182 (addr_object_size): Same.
8183 (compute_builtin_object_size): Return bool instead of the size
8184 and add argument for the size. Handle POINTER_PLUS_EXPR when
8185 optimization is disabled.
8186 (expr_object_size): Adjust.
8187 (plus_stmt_object_size): Adjust.
8188 (pass_object_sizes::execute): Adjust.
8189 * builtins.c (fold_builtin_object_size): Adjust.
8190 * doc/extend.texi (Object Size Checking): Update.
8191 * ubsan.c (instrument_object_size): Adjust.
8193 2016-09-01 Martin Sebor <msebor@redhat.com>
8195 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
8196 it fits the output of the formatted function regardless of its
8198 * genmodes.c (parser::parse_expr): Same.
8199 * gimplify.c (gimplify_asm_expr): Same.
8200 * passes.c (pass_manager::register_one_dump_file): Same.
8201 * print-tree.c (print_node): Same.
8203 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8205 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
8207 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8209 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
8211 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8213 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
8214 * config/rs6000/vector.md: Ditto.
8215 * config/rs6000/vsx.md: Ditto.
8217 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8219 * ipa-inline-analysis.c (param_change_prob): Get to the base object
8222 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8224 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
8225 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
8226 *return_and_restore_gpregs_<mode>_r11,
8227 *return_and_restore_gpregs_<mode>_r12,
8228 *return_and_restore_gpregs_<mode>_r1,
8229 *return_and_restore_fpregs_<mode>_r11,
8230 *return_and_restore_fpregs_<mode>_r12,
8231 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
8232 directly instead of via the "l" constraint. Renumber operands.
8235 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8237 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
8238 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
8239 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
8240 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
8241 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
8242 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
8243 *call_value_nonlocal_darwin64, reload_macho_picbase,
8244 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
8245 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
8246 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
8247 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
8248 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
8249 *save_fpregs_<mode>_r1): Ditto.
8250 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
8251 *return_and_restore_gpregs_spe): Ditto.
8253 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8255 * config/rs6000/rs6000.md
8256 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
8257 the use of the link register.
8258 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
8260 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8261 Michael Meissner <meissner@linux.vnet.ibm.com>
8264 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
8265 reg+reg addressing for TImode.
8266 (rs6000_legitimate_address_p): Only allow register indirect
8267 addressing for TImode, even without TARGET_QUAD_MEMORY.
8269 2016-09-01 Richard Biener <rguenther@suse.de>
8272 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
8273 check whether the result fits the desired result type.
8275 2016-09-01 Nathan Sidwell <nathan@acm.org>
8277 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
8279 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
8281 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
8283 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
8285 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8287 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
8288 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
8289 for comparisons of integer ZERO_EXTEND against zero.
8291 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8293 * config/i386/i386.c (ix86_option_override_internal): Also disable the
8294 STV pass if -mstackrealign is enabled.
8296 2016-08-31 Ilya Verbin <iverbin@gmail.com>
8298 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
8301 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8303 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
8304 (layout_range::intersects_line_p): New method.
8305 (test_range_contains_point_for_single_point): Rename to...
8306 (test_layout_range_for_single_point): ...this, and add testing
8307 for layout_range::intersects_line_p.
8308 (test_range_contains_point_for_single_line): Rename to...
8309 (test_layout_range_for_single_line): ...this, and add testing
8310 for layout_range::intersects_line_p.
8311 (test_range_contains_point_for_multiple_lines): Rename to...
8312 (test_layout_range_for_multiple_lines): ...this, and add testing
8313 for layout_range::intersects_line_p.
8314 (layout::layout): Populate m_fixit_hints.
8315 (layout::get_expanded_location): Handle the case of a line-span
8317 (layout::validate_fixit_hint_p): New method.
8318 (get_line_span_for_fixit_hint): New function.
8319 (layout::calculate_line_spans): Add spans for fixit-hints.
8320 (layout::should_print_annotation_line_p): New method.
8321 (layout::print_any_fixits): Drop param "richloc", instead using
8322 validated fixits in m_fixit_hints. Add "const" to hint pointers.
8323 (diagnostic_show_locus): Avoid printing blank annotation lines.
8324 (selftest::test_diagnostic_context::test_diagnostic_context):
8325 Initialize show_column and start_span.
8326 (selftest::test_diagnostic_context::start_span_cb): New static
8328 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
8329 (selftest::diagnostic_show_locus_c_tests): Update for function
8330 renamings. Call test_diagnostic_show_locus_fixit_lines.
8332 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8334 PR tree-optimization/73714
8335 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
8337 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8339 * selftest.c: Move "namespace selftest {" to top of file,
8340 removing explicit "selftest::" qualifiers throughout.
8342 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8344 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
8346 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
8347 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
8348 Replace builtin with vector extension.
8349 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
8351 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
8352 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
8353 Replace builtin with vector extension.
8354 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
8355 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
8356 Replace builtin with vector extension.
8357 * config/i386/xmmintrin.h (__m128_u): New type.
8358 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
8359 (_mm_load_ps, _mm_store_ps): Simplify.
8361 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
8363 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
8365 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8367 * diagnostic-show-locus.c (colorizer::begin_state): Support more
8368 than 3 ranges per diagnostic by alternating between color 1 and
8370 (layout::layout): Replace use of rich_location::MAX_RANGES
8371 with richloc->get_num_locations ().
8372 (layout::calculate_line_spans): Replace use of
8373 rich_location::MAX_RANGES with m_layout_ranges.length ().
8374 (layout::print_annotation_line): Handle arbitrary numbers of
8375 ranges in caret-printing by defaulting to '^'.
8376 (selftest::test_one_liner_many_fixits): New function.
8377 (test_diagnostic_show_locus_one_liner): Call it.
8378 * diagnostic.c (diagnostic_initialize): Update for renaming
8379 of rich_location::MAX_RANGES to
8380 rich_location::STATICALLY_ALLOCATED_RANGES.
8381 * diagnostic.h (struct diagnostic_context): Likewise.
8383 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8385 * selftest.c (selftest::named_temp_file::named_temp_file): New
8387 (selftest::temp_source_file::~temp_source_file): Move to...
8388 (selftest::named_temp_file::~named_temp_file): ...here.
8389 (selftest::test_named_temp_file): New function.
8390 (selftest::selftest_c_tests): Call test_named_temp_file.
8391 * selftest.h (class named_temp_file): New class.
8392 (class temp_source_file): Convert to a subclass of named_temp_file.
8394 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
8396 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
8397 USEs of LR_REGNO in returns and sibcalls.
8398 (rs6000_output_mi_thunk): Similar.
8399 (rs6000_sibcall_aix): Similar.
8400 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
8401 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
8402 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
8403 Remove the USE of LR_REGNO from the patterns as well. Delete an
8405 (return_internal_<mode>): Delete.
8407 2016-08-30 Tamar Christina <tamar.christina@arm.com>
8409 * config/aarch64/aarch64-simd.md
8410 (aarch64_ld2<mode>_dreg_le): New.
8411 (aarch64_ld2<mode>_dreg_be): New.
8412 (aarch64_ld2<mode>_dreg): Removed.
8413 (aarch64_ld3<mode>_dreg_le): New.
8414 (aarch64_ld3<mode>_dreg_be): New.
8415 (aarch64_ld3<mode>_dreg): Removed.
8416 (aarch64_ld4<mode>_dreg_le): New.
8417 (aarch64_ld4<mode>_dreg_be): New.
8418 (aarch64_ld4<mode>_dreg): Removed.
8419 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
8421 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8423 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
8424 redundant location param.
8425 (test_one_liner_fixit_remove): Likewise.
8426 (test_one_liner_fixit_replace): Likewise.
8427 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
8428 * gcc-rich-location.c
8429 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
8430 get_range_from_loc. Drop overload taking a const char *.
8431 * gcc-rich-location.h
8432 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
8435 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8437 * config/linux.c (linux_libc_has_function): Return true on musl.
8439 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8441 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
8443 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
8445 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
8446 used for abnormal egdes.
8448 2016-08-30 Jakub Jelinek <jakub@redhat.com>
8450 PR tree-optimization/72866
8451 * tree-vect-patterns.c (search_type_for_mask): Turn into
8452 a small wrapper, move all code to ...
8453 (search_type_for_mask_1): ... this new function. Add caching
8454 and adjust recursive calls.
8457 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
8458 instead of lookup_type_die (type_main_variant (type)) even for array
8462 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
8463 constant pool reference return x instead of c.
8465 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
8467 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
8470 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8473 (selftest::test_make_location_nonpure_range_endpoints): Fix
8476 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8478 * diagnostic-show-locus.c
8479 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
8481 (selftest::test_diagnostic_show_locus_one_liner): Call it.
8482 * input.c (get_pure_location): Move to libcpp/line-map.c.
8483 * input.h (get_pure_location): Convert decl to an inline function
8484 calling implementation in libcpp.
8486 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
8489 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
8490 template for intel asm dialect.
8491 (vec_set_hi_<mode><mask_name>): Ditto.
8493 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8495 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
8496 (selftest::fail_formatted): Likewise.
8498 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8500 * input.c (make_location): Call get_start and get_finish
8501 on the endpoints to avoid storing packed ranges or ad-hoc
8503 (selftest::test_make_location_nonpure_range_endpoints): New function.
8504 (selftest::input_c_tests): Call it.
8505 * input.h (get_start): New inline function.
8507 2016-08-29 Tom de Vries <tom@codesourcery.com>
8510 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
8513 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
8515 * Makefile.in (gcov-iov.h): Add dummy recipe.
8517 2016-08-29 Nathan Sidwell <nathan@acm.org>
8519 * config/nvptx/nvptx.c: #include tree-vrp.h.
8521 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
8524 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
8525 HIGH+LO construct during reload.
8527 2016-08-28 Tom de Vries <tom@codesourcery.com>
8530 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
8531 'sysv_abi va_list' attribute.
8532 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
8533 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
8536 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8538 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
8539 * emit-rtl.c (unshare_all_rtl_1): Adjust.
8540 (unshare_all_rtl_again): Likewise.
8541 * function.c (assign_stack_local_1): Likewise.
8542 (assign_stack_temp_for_type): Likewise.
8544 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8546 * cfgbuild.c (make_edges): Adjust.
8547 * cfgrtl.c (can_delete_label_p): Likewise.
8548 * dwarf2cfi.c (create_trace_edges): Likewise.
8549 * except.c (sjlj_emit_dispatch_table): Likewise.
8550 * function.h (struct expr_status): make x_forced_labels a vector.
8551 * jump.c (rebuild_jump_labels_1): Adjust.
8552 * reload1.c (set_initial_label_offsets): Likewise.
8553 * stmt.c (force_label_rtx): Likewise.
8554 (expand_label): Likewise.
8556 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8558 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
8560 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
8562 PR tree-optimization/71077
8563 PR tree-optimization/68542
8564 * fold-const.c (fold_relational_const): Fix folding of
8565 VECTOR_CST comparisons that have a scalar boolean result type.
8566 (selftest::test_vector_folding): New static function.
8567 (selftest::fold_const_c_tests): Call it.
8569 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8571 * doc/extend.texi (SPU Built-in Functions): Remove stale
8572 references to material formerly at IBM and Sony.
8574 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
8577 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
8579 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8581 * diagnostic-show-locus.c
8582 (selftest::test_fixit_consolidation): New function.
8583 (selftest::diagnostic_show_locus_c_tests): Call it.
8584 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
8585 constructor based on source_range.
8587 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8589 * diagnostic-color.c (color_dict): Add "fixit-insert" and
8591 (parse_gcc_colors): Update description of default GCC_COLORS.
8592 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
8593 (colorizer::set_fixit_insert): New method.
8594 (colorizer::set_fixit_delete): New method.
8595 (colorizer::get_color_by_name): New method.
8596 (colorizer::STATE_FIXIT_INSERT): New constant.
8597 (colorizer::STATE_FIXIT_DELETE): New constant.
8598 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
8599 fields in favor of new field "m_stop_color". Add fields
8600 "m_fixit_insert" and "m_fixit_delete".
8601 (colorizer::colorizer): Update for above changes. Replace
8602 colorize_start calls with calls to get_color_by_name.
8603 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
8604 STATE_FIXIT_DELETE. Update for field renamings.
8605 (colorizer::finish_state): Simplify by using m_stop_color,
8606 rather than multiple identical "*_ce" fields.
8607 (colorizer::get_color_by_name): New method.
8608 (layout::print_any_fixits): Print insertions and replacements
8609 using the "fixit-insert" color, and deletions using the
8610 "fixit-delete" color.
8611 * doc/invoke.texi (-fdiagnostics-color): Update description of
8612 default GCC_COLORS, and of the supported capabilities.
8614 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
8616 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
8617 current_function_static_stack_size variable with the static
8618 stack frame size of the current function when
8619 flag_stack_usage_info is enabled.
8621 2016-08-26 Nathan Sidwell <nathan@acm.org>
8623 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
8624 assignment inside if condition.
8626 2016-08-26 Richard Biener <rguenther@suse.de>
8628 PR tree-optimization/69047
8629 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
8630 extracts similar to what FRE does.
8631 (non_rewritable_mem_ref_base): Likewise.
8633 2016-08-26 Joseph Myers <joseph@codesourcery.com>
8635 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
8636 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8637 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8638 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8639 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
8641 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8642 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8643 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8644 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
8645 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8647 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8650 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
8651 reservation duration to 15 cycles.
8652 (cortex_a8_vfp_macs): Likewise.
8653 (cortex_a8_vfp_macd): Likewise.
8654 (cortex_a8_vfp_divs): Likewise.
8655 (cortex_a8_vfp_divd): Likewise.
8657 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8659 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
8660 (aarch_macro_fusion_pair_p): Use above to avoid early return.
8662 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8663 Martin Jambhor <mjambor@suse.cz>
8665 * common.opt: New option -fipa-bit-cp.
8666 * doc/invoke.texi: Document -fipa-bit-cp.
8667 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
8668 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
8669 * tree-ssa-ccp.h: New header file.
8670 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
8671 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
8672 Replace all occurences of tree parameter by two new params: signop, int.
8673 (bit_value_unop_1): Change to bit_value_unop and export it.
8674 Replace all occurences of tree parameter by two new params: signop,
8676 (bit_value_binop): Change call from bit_value_binop_1 to
8678 (bit_value_assume_aligned): Likewise.
8679 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
8680 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
8682 (ccp_finalize): Skip processing if val->mask == 0.
8683 * ipa-cp.c: Include tree-ssa-ccp.h
8684 (ipcp_bits_lattice): New class.
8685 (ipcp_param_lattice (bits_lattice): New member.
8686 (print_all_lattices): Call ipcp_bits_lattice::print.
8687 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
8688 (initialize_node_lattices): Likewise.
8689 (propagate_bits_accross_jump_function): New function.
8690 (propagate_constants_accross_call): Call
8691 propagate_bits_accross_jump_function.
8692 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
8693 (ipcp_store_bits_results): New function.
8694 (ipcp_driver): Call ipcp_store_bits_results.
8695 * ipa-prop.h (ipa_bits): New struct.
8696 (ipa_jump_func): Add new member bits of type ipa_bits.
8697 (ipa_param_descriptor): Change decl to decl_or_type.
8698 (ipa_get_param): Change decl to decl_or_type and assert on
8700 (ipa_get_type): New function.
8701 (ipcp_transformation_summary): New member bits.
8702 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
8703 (ipa_populate_param_decls): Likewise.
8704 (ipa_dump_param): Likewise.
8705 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
8707 (ipa_set_jf_unknown): Set ipa_bits::known to false.
8708 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
8710 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
8711 (ipa_write_jump_function): Add streaming for ipa_bits.
8712 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
8713 (write_ipcp_transformation_info): Add streaming for ipa_bits
8715 (read_ipcp_transfomration_info): Add support for reading streamed
8717 (ipcp_update_bits): New function.
8718 (ipcp_transform_function): Call ipcp_update_bits.
8720 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
8722 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
8723 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
8725 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
8727 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
8729 2016-08-25 Richard Biener <rguenther@suse.de>
8731 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
8732 Only add locations in late dwarf.
8733 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
8734 (dwarf2out_early_finish): But do it here.
8736 2016-08-24 Michael Collison <michael.collison@linaro.org>
8737 Michael Collison <michael.collison@arm.com>
8739 * config/arm/arm-modes.def: Add new condition code mode CC_V
8740 to represent the overflow bit.
8741 * config/arm/arm.c (maybe_get_arm_condition_code):
8742 Add support for CC_Vmode.
8743 (arm_gen_unlikely_cbranch): New function to generate common
8744 rtl conditional branches for overflow patterns.
8745 * config/arm/arm-protos.h: Add prototype for
8746 arm_gen_unlikely_cbranch.
8747 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
8748 addsi3_compareV_upper): New patterns to support signed
8749 builtin overflow add operations.
8750 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
8751 New patterns to support unsigned builtin add overflow operations.
8752 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
8753 builtin overflow subtract operations,
8754 (usubv<mode>4): New patterns to support unsigned builtin subtract
8755 overflow operations.
8756 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
8757 to support builtin overflow negate operations.
8759 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8762 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8764 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8765 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8768 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8770 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
8771 MULTILIB_OPTIONS should be used. Small wording fixes.
8772 * genmultilib: Memorize set of all option combinations in
8773 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
8774 found in MULTILIB_OPTIONS by checking if option set is listed in
8775 combination_space. Output new and existing error message to stderr.
8777 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8779 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
8780 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
8781 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
8782 (MULTILIB_REUSE): Remove reuse rules for option set including
8783 -mfpu=fp-armv8 and -mfpu=vfpv4
8785 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
8787 * config/arm/t-rtems: Add vfp multilib.
8789 2016-08-23 Ian Lance Taylor <iant@golang.org>
8791 * config/s390/s390.c (s390_asm_file_start): Call
8794 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8796 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
8797 initialization of all 0's to the 0 constant, instead of directly
8798 generating XOR. Add support for V4SImode vector initialization on
8799 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
8800 initialization. Change variables used in V4SFmode vector
8801 intialization. For V4SFmode vector splat on ISA 3.0, make sure
8802 any memory addresses are in index form. Add support for using
8803 VSPLTH/VSPLTB to initialize vector short and vector char vectors
8804 with all of the same element.
8805 (regno_or_subregno): New helper function to return a register
8806 number for either REG or SUBREG.
8807 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
8808 Use regno_or_subregno where possible.
8809 (rs6000_split_v4si_init_di_reg): New helper function to build up a
8810 DImode value from two SImode values in order to generate V4SImode
8811 vector initialization on 64-bit systems with direct move.
8812 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
8814 (rtx_is_swappable_p): V4SImode vector initialization insn is not
8816 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
8818 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
8819 attributes to initialize V8HImode and V16QImode vectors with the
8821 (VSX_SPLAT_COUNT): Likewise.
8822 (VSX_SPLAT_SUFFIX): Likewise.
8823 (UNSPEC_VSX_VEC_INIT): New unspec.
8824 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
8825 Allow SFmode values to come from Altivec registers.
8826 (vsx_init_v4si): New insn/split for V4SImode vector initialization
8827 on 64-bit systems with direct move.
8828 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
8829 vector initializations, to allow V4SImode vector initializations
8830 on 64-bit systems with direct move.
8831 (vsx_splat_v4si): Likewise.
8832 (vsx_splat_v4si_di): Likewise.
8833 (vsx_splat_v4sf): Likewise.
8834 (vsx_splat_v4sf_internal): Likewise.
8835 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
8837 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
8838 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
8839 initializing V8HImode and V16QImode vectors with the same
8841 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
8842 optimization if -maltivec=be.
8844 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
8846 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
8847 attribute for alternatives 3 and 4.
8849 2016-08-23 David Malcolm <dmalcolm@redhat.com>
8851 * selftest.c (selftest::assert_str_contains): New function.
8852 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
8853 * selftest.h (selftest::assert_str_contains): New decl.
8854 (ASSERT_STR_CONTAINS): New macro.
8856 2016-08-23 Richard Biener <rguenther@suse.de>
8858 PR tree-optimization/77286
8859 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
8861 (vect_transform_loop): Split exit edges of loop and scalar
8862 loop if required and at the appropriate time.
8864 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8866 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8867 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8869 Correct a typo in a comment.
8871 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8873 * config/s390/s390.md ("*andc_split"): New splitter for and with
8876 2016-08-23 Richard Biener <rguenther@suse.de>
8878 PR tree-optimization/27336
8879 * tree-vrp.c (infer_value_range): Handle stmts that can throw
8880 by looking for a non-EH edge.
8881 (process_assert_insertions_for): Likewise.
8883 2016-08-23 Richard Biener <rguenther@suse.de>
8886 * statistics.c (statistics_counter_event): Robustify against
8889 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8891 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
8892 for targets amdfam10 and barcelona.
8894 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
8896 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
8897 (zero_extend<mode>di2): Ditto.
8898 (*zero_extend<mode>si2): Ditto.
8899 (*zero_extendqihi2): Ditto.
8901 2016-08-22 Joseph Myers <joseph@codesourcery.com>
8904 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
8905 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
8907 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
8909 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
8910 identical consecutive elements.
8911 [SSA_NAME]: Print the name's def stmt on its own line. When printing
8912 the node's def stmt, avoid printing an unwanted trailing newline by
8913 replacing the call to print_gimple_stmt() with its inlined body and
8914 adjusting it to not set pp_needs_newline and to call pp_flush()
8915 instead of pp_newline_and_flush().
8917 2016-08-22 Joseph Myers <joseph@codesourcery.com>
8919 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
8920 (float32_type_node, float64_type_node, float32x_type_node)
8921 (float128x_type_node): New macros.
8922 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
8923 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
8924 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
8925 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
8926 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
8927 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
8928 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
8929 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
8930 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
8931 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
8932 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
8933 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
8934 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
8935 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
8936 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
8937 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
8938 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
8939 (copysign, fabs, huge_val, inf, nan, nans): Use it.
8940 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
8942 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
8943 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
8944 * doc/extend.texi (Other Builtins): Document these built-in
8946 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
8949 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
8951 * doc/install.texi (Binaries): www.opencsw.org now uses https.
8953 2016-08-22 Richard Biener <rguenther@suse.de>
8955 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
8957 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
8960 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
8961 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
8962 non-SSE2 athlons only, otherwise prefer SSE prefetches.
8964 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
8966 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
8967 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
8968 (vrp_visit_switch_stmt): Likewise.
8969 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
8970 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
8971 (vrp_visit_stmt): Use extract_range_from_stmt.
8972 (vrp_visit_phi_node): Use extract_range_from_phi_node.
8974 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
8976 * Makefile.in: Add tree-vrp.h to GTFILES.
8977 * gengtype.c (open_base_files): Add tree-vrp.h.
8978 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
8979 * builtins.c: Likewise.
8980 * fold-const.c: Likewise.
8981 * gimple-builder.c: Likewise.
8982 * gimple-laddress.c: Likewise.
8983 * hsa-gen.c: Likewise.
8984 * internal-fn.c: Likewise.
8986 * targhooks.c: Liewise,
8987 * tree-ssa-address.c: Likewise.
8988 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
8989 * tree-vrp.c (struct value_range): Move to tree-vrp.h
8990 * tree-vrp.h: New file.
8992 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
8994 PR tree-optimization/61839
8995 * tree-vrp.c (two_valued_val_range_p): New.
8996 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
8997 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
8998 Also Convert VAR BINOP CST where VAR is two-valued to
8999 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
9001 2016-08-19 David Malcolm <dmalcolm@redhat.com>
9003 * diagnostic-show-locus.c
9004 (layout::annotation_line_showed_range_p): New method.
9005 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
9006 Reimplement case fixit_hint::REPLACE to cover removals, and
9007 replacements where the range of the replacement isn't one
9008 of the ranges in the rich_location.
9009 (test_one_liner_fixit_replace): Likewise.
9010 (selftest::test_one_liner_fixit_replace_non_equal_range): New
9012 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
9014 (selftest::test_diagnostic_show_locus_one_liner): Call the new
9016 * diagnostic.c (print_parseable_fixits): Remove case
9019 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
9022 * config/i386/i386.c (ix86_option_override_internal): Remove
9023 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
9024 Enable SSE prefetch also for TARGET_PREFETCHWT1.
9025 Do not try to enable TARGET_PRFCHW ISA flag here.
9026 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
9027 Rewrite expander function body.
9028 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
9030 2016-08-19 Joseph Myers <joseph@codesourcery.com>
9033 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
9034 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
9035 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
9036 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
9037 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
9038 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
9039 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
9040 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
9041 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
9043 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
9045 (struct floatn_type_info): New structure type.
9046 (floatn_nx_types): New variable declaration.
9047 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
9048 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
9049 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
9050 * tree.c (floatn_nx_types): New variable.
9051 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
9052 corresponding complex types.
9053 * target.def (floatn_mode): New hook.
9054 * targhooks.c: Include "real.h".
9055 (default_floatn_mode): New function.
9056 * targhooks.h (default_floatn_mode): New prototype.
9057 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
9059 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
9060 effective-target and dg-add-options keywords.
9061 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
9062 Document new effective-target keywords.
9063 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
9064 * doc/tm.texi: Regenerate.
9065 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
9066 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
9067 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
9069 * real.h (struct real_format): Add field ieee_bits.
9070 * real.c (ieee_single_format, mips_single_format)
9071 (motorola_single_format, spu_single_format, ieee_double_format)
9072 (mips_double_format, motorola_double_format)
9073 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
9074 (ieee_extended_intel_128_format)
9075 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
9076 (mips_extended_format, ieee_quad_format, mips_quad_format)
9077 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
9078 (decimal_double_format, decimal_quad_format, ieee_half_format)
9079 (arm_half_format, real_internal_format: Initialize ieee_bits
9081 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
9082 float128_type_node. Set float80_type_node to float64x_type_node
9083 if appropriate and long_double_type_node not appropriate.
9084 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
9085 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
9086 Initialize ieee_bits field.
9087 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
9088 (rs6000_init_builtins): Set ieee128_float_type_node to
9090 (rs6000_floatn_mode): New function.
9092 2016-08-19 Jakub Jelinek <jakub@redhat.com>
9094 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
9095 _rdseed64_step): Uglify argument names and/or local variable names
9096 in inline functions.
9097 * config/i386/rtmintrin.h (_xabort): Likewise.
9098 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
9099 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
9100 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
9101 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
9102 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
9103 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
9104 _mm_maskz_ternarylogic_epi32): Likewise.
9105 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
9106 __lwpins32, __lwpins64): Likewise.
9107 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
9108 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
9109 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
9110 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
9111 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
9112 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
9113 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
9114 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
9115 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
9116 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
9117 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
9118 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
9119 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
9120 _mm256_mask_i64gather_epi32): Likewise.
9121 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9122 * config/i386/ia32intrin.h (__writeeflags): Likewise.
9123 * config/i386/pkuintrin.h (_wrpkru): Likewise.
9124 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
9125 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
9126 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
9127 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
9128 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
9129 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
9130 _mm512_mask_prefetch_i64scatter_ps): Likewise.
9131 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9132 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
9133 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
9134 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
9135 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
9136 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
9137 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
9138 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
9140 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
9142 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
9143 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
9145 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
9146 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
9148 (_rdpkru_u32): Add space after function name.
9150 * config/i386/t-i386 (i386-c.o): Don't depend on
9151 i386-builtin-types.inc.
9152 (i386.o): Depend on i386-builtin-types.inc.
9154 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
9157 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
9158 Use const_vec_duplicate to check for duplicated elements.
9160 2016-08-19 Richard Biener <rguenther@suse.de>
9162 PR tree-optimization/77290
9163 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9164 Fix flag_tree_parallelize_loops check.
9166 2016-08-19 Richard Biener <rguenther@suse.de>
9168 * match.pd (x | 0 -> x): Add.
9170 2016-08-19 Richard Biener <rguenther@suse.de>
9172 PR tree-optimization/77286
9173 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9174 Deal with virtual PHIs being out-of-order.
9176 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9178 * doc/invoke.texi (fverbose-asm): Note that source code lines
9179 are emitted, and provide an example.
9180 * final.c (asm_show_source): New function.
9181 (final_scan_insn): Call asm_show_source.
9183 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9185 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
9186 param with diagnostic_kind.
9187 (class colorizer): Similarly replace field m_diagnostic with
9189 (colorizer::colorizer): Replace diagnostic
9190 param with diagnostic_kind.
9191 (colorizer::begin_state): Update for above field change.
9192 (layout::layout): Replace diagnostic param with rich_location *
9193 and diagnostic_kind.
9194 (diagnostic_show_locus): Replace diagnostic param with richloc
9195 and diagnostic_kind.
9196 (class selftest::test_diagnostic_context): New class.
9197 (selftest::test_diagnostic_show_locus_unknown_location): New
9199 (selftest::test_one_liner_simple_caret): New function.
9200 (selftest::test_one_liner_caret_and_range): New function.
9201 (selftest::test_one_liner_multiple_carets_and_ranges): New
9203 (selftest::test_one_liner_fixit_remove): New function.
9204 (selftest::test_one_liner_fixit_replace): New function.
9205 (selftest::test_diagnostic_show_locus_one_liner): New function.
9206 (selftest::diagnostic_show_locus_c_tests): Call the new test
9208 * diagnostic.c (diagnostic_initialize): Initialize
9209 colorize_source_p, show_ruler_p and parseable_fixits_p.
9210 (default_diagnostic_finalizer): Update for change to
9211 diagnostic_show_locus.
9212 (diagnostic_append_note): Likewise.
9213 * diagnostic.h (diagnostic_show_locus): Replace
9214 const diagnostic_info * param with location * and diagnostic_t.
9216 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9218 * input.c (saved_line_table): New global.
9219 (class selftest::temp_line_table): Rename to line_table_test and
9220 move declaration to selftest.h, and drop field m_old_line_table.
9221 (selftest::temp_line_table::temp_line_table): Rename ctor to...
9222 (selftest::line_table_test::line_table_test): ...this. Add a
9223 default ctor. Store current value of line_table within
9225 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
9226 (selftest::line_table_test::~line_table_test): ...this, and
9227 restore line_table from the saved_line_table, rather than
9229 (selftest::test_accessing_ordinary_linemaps): Update for above
9231 (selftest::test_lexer): Likewise.
9232 (struct selftest::lexer_test): Likewise.
9233 (selftest::lexer_test::lexer_test): Likewise.
9234 (selftest::input_c_tests): Move the looping over test cases from
9236 (selftest::for_each_line_table_case): New function.
9237 * input.h (saved_line_table): New decl.
9238 * selftest.h (struct selftest::line_table_case): New forward decl.
9239 (class selftest::line_table_test): New class, moved here from
9240 selftest::temp_line_table in input.c, and renamed.
9241 (selftest::for_each_line_table_case): New decl.
9243 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
9246 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
9248 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
9251 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
9252 enclosing parallel construct for reduction variables on OpenACC loop
9255 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
9257 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
9258 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
9260 (function_to_dwarf_procedure): Update comment.
9262 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9264 * input.c (diagnostics_file_cache_forcibly_evict_file): New
9266 * input.h (diagnostics_file_cache_forcibly_evict_file): New
9268 * selftest.c (selftest::temp_source_file::~temp_source_file):
9269 Evict m_filename from the diagnostic file cache.
9271 2016-08-18 Richard Biener <rguenther@suse.de>
9273 * tree-pass.h (make_pass_materialize_all_clones): Declare.
9274 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
9275 make_pass_materialize_all_clones): New simple IPA pass encapsulating
9276 clone materialization.
9277 * passes.def (all_late_ipa_passes): Start with
9278 pass_materialize_all_clones.
9279 * cgraphunit.c (symbol_table::compile): Remove call to
9280 materialize_all_clones.
9281 * tree-into-ssa.c: Include statistics.h.
9282 (update_ssa): Count number of times we do incremental/rewrite
9285 2016-08-18 Richard Biener <rguenther@suse.de>
9287 PR tree-optimization/77282
9288 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9289 When doing auto-parallelizing also prevent use of PHIs that
9290 carry dependences across loop backedges.
9292 2016-08-18 Tamar Christina <tamar.christina@arm.com>
9293 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9295 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
9297 2016-08-18 Richard Biener <rguenther@suse.de>
9299 * ssa-iterators.h (ssa_vuse_operand): New inline.
9300 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
9301 (predicate_all_scalar_phis): Use remove_phi_node to remove
9302 phi nodes predicated. Delay removing virtual PHIs.
9303 (predicate_mem_writes): Update virtual operands.
9304 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
9305 (tree_if_conversion): Do not rewrite virtual SSA form.
9306 * tree-phinodes.c (release_phi_node): Make static.
9307 * tree-phinodes.h (release_phi_node): Remove.
9309 2016-08-18 Jakub Jelinek <jakub@redhat.com>
9311 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
9312 codes that appear in bdesc_* arrays, instead include i386-builtin.def
9313 twice to define those.
9314 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
9315 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
9316 bdesc_multi_arg): Define by including i386-builtin.def the third time.
9317 * config/i386/i386-builtin.def: New file.
9319 2016-08-17 David Malcolm <dmalcolm@redhat.com>
9321 * input.c (get_source_range_for_char): Rename to...
9322 (selftest::get_source_range_for_char): ...this, and move within
9323 the #if CHECKING_P guard.
9324 (get_num_source_ranges_for_substring): Rename to...
9325 (selftest::get_num_source_ranges_for_substring): ...this, move
9326 within the #if CHECKING_P guard, and make static.
9327 (selftest::assert_num_substring_ranges): Initialize
9330 2016-08-18 Alan Modra <amodra@gmail.com>
9332 PR rtl-optimization/72771
9333 * reload.c (find_reloads): Don't assume that a subreg mem is OK
9334 when find_reloads_toplev returns address_reloaded==-1.
9335 (alternative_allows_const_pool_ref): Update comment.
9337 2015-08-17 Alan Hayward <alan.hayward@arm.com>
9339 PR tree-optimization/71752
9340 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
9341 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
9343 2016-08-17 Jakub Jelinek <jakub@redhat.com>
9345 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
9346 instead of testing ECF_NORETURN bit in gimple_call_flags.
9347 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
9348 * predict.c (tree_bb_level_predictions): Likewise.
9349 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
9352 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
9353 turning a call into __builtin_unreachable-like noreturn call, adjust
9354 gimple_call_set_fntype.
9355 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
9356 gimple_call_fntype has void return type.
9358 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
9360 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
9361 maybe_lookup_decl, to handle nested acc loop directives.
9363 2016-08-17 Richard Biener <rguenther@suse.de>
9365 PR tree-optimization/76490
9366 * tree-vrp.c (update_value_range): Preserve overflow infinities
9367 when intersecting with ranges from get_range_info.
9368 (operand_less_p): Handle overflow infinities correctly.
9369 (value_range_constant_singleton): Use vrp_operand_equal_p
9370 to handle overflow max/min correctly.
9371 (vrp_valueize): Likewise.
9372 (union_ranges): Likewise.
9373 (intersect_ranges): Likewise.
9374 (vrp_visit_phi_node): Improve iteration limitation to only
9375 apply when we'll possibly re-visit the PHI via a changed argument
9378 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
9380 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
9381 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
9382 rather than those that should not be built.
9384 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
9387 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
9389 2016-08-17 Richard Biener <rguenther@suse.de>
9391 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
9392 (verify_vssa): New function verifying virtual SSA form.
9393 (verify_ssa): Call it.
9394 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
9395 Do not apply loop-closed SSA handling to virtuals.
9396 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
9397 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
9398 when rewriting their symbol.
9399 (prepare_def_site_for): Likewise.
9400 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
9401 operands of moved stmts.
9403 2016-08-17 Richard Biener <rguenther@suse.de>
9405 PR tree-optimization/23855
9406 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
9407 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
9408 find guards to hoist. Do not update SSA form but rewrite virtuals
9409 into loop closed SSA.
9410 (find_loop_guard): Adjust to skip already hoisted guards. Do
9411 not mark virtuals for renaming or update SSA form.
9413 2016-08-17 Martin Liska <mliska@suse.cz>
9415 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
9416 a LONG_LONG_TYPE_SIZE comparison.
9417 * gcov-io.h: Remove macro definitions.
9418 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
9419 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
9422 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9424 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
9425 that builtins not mentioned in bdesc_* arrays come first, then
9426 the ones mentioned in bdesc_* arrays in the order they appear in
9427 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
9428 IX86_BUILTIN__BDESC_*_LAST enumerator.
9429 (bdesc_mpx): Fix up a comment typo.
9430 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
9431 __builtin_ia32_vpcomneu[bwdq] builtins.
9432 (BDESC_VERIFY, BDESC_VERIFYS): Define.
9433 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
9434 enum ix86_builtins ordering.
9435 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
9436 for direct bdesc_* array member access instead of searching all the
9437 arrays until an fcode match is found.
9439 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
9441 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
9442 pattern as define_insn_and_split. Split insn before reload to
9444 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
9445 <shift_insn><mode>3_1.
9446 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
9447 <rotate_insn><mode>3_1.
9449 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9452 * input.c (get_source_range_for_substring): Rename to...
9453 (get_source_location_for_substring): ...this, adding param
9454 "caret_idx", and converting output param from source_range * to
9456 (get_source_range_for_char): New function.
9457 (get_num_source_ranges_for_substring): Update comment to reflect
9459 (assert_char_at_range): Update to use get_source_range_for_char
9460 rather than get_source_range_for_substring.
9461 (test_lexer_string_locations_concatenation_2): Likewise.
9462 * substring-locations.h (get_source_range_for_substring): Rename
9464 (get_source_location_for_substring): ...this, and adding param
9465 "caret_idx", and converting output param from source_range * to
9468 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9470 * input.c (class selftest::temp_source_file): Move to
9472 (selftest::temp_source_file::temp_source_file): Move to
9474 (selftest::temp_source_file::~temp_source_file): Likewise.
9475 * selftest.c (selftest::temp_source_file::temp_source_file): Move
9477 (selftest::temp_source_file::~temp_source_file): Likewise.
9478 * selftest.h (class selftest::temp_source_file): Move here from
9481 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9484 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
9485 inlining, add cgraph edge for the added __builtin_unreachable call.
9488 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
9489 only cast it to SHWI for the final comparison.
9491 2016-08-16 Martin Liska <mliska@suse.cz>
9493 PR gcov-profile/36412
9494 * doc/gcov.texi: Document --hash-filenames(-x).
9495 * gcov.c (print_usage): Add the option.
9496 (process_args): Process the option, sort options alphabetically.
9497 (md5sum_to_hex): New function.
9498 (make_gcov_file_name): Do the md5sum and append it to a
9501 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9503 PR tree-optimization/69848
9504 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
9505 and swtich operands to avoid additional NOT instruction.
9506 (vcond<v_cmp_mixed><mode>): Ditto.
9507 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
9509 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
9511 * doc/install.texi (*-*-solaris2*): Adjust latest change.
9513 2016-08-16 Richard Biener <rguenther@suse.de>
9515 PR tree-optimization/76783
9516 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
9517 BB visited flags at start.
9519 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9521 PR tree-optimization/72817
9522 PR tree-optimization/73450
9523 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
9524 multiple_of_p for adjusted IV.base.
9526 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
9529 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
9530 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
9531 for !flag_finite_math_only or flag_signed_zeros.
9532 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
9533 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
9534 depend on flag_finite_math_only.
9535 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
9537 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
9538 (*ieee_smin<mode>3): Ditto.
9539 (*ieee_smax<mode>3): Ditto.
9540 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
9541 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
9543 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
9544 depend on flag_finite_math_only.
9545 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
9546 (*mmx_<code>v2sf3): Remove.
9547 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
9548 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
9549 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
9551 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9553 PR rtl-optimization/73650
9554 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
9555 it is not a simple move.
9557 2016-08-15 Martin Liska <mliska@suse.cz>
9560 * gcc.c (do_spec_1): Call save_string with the right size.
9561 (save_string): Do an assert about string we copy.
9563 2016-08-15 Richard Biener <rguenther@suse.de>
9565 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
9566 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
9568 (pass_data_stv): Likewise.
9570 2016-08-15 Richard Biener <rguenther@suse.de>
9572 PR tree-optimization/73434
9573 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
9574 TBAA info on the base when forwarding a non-invariant address.
9576 2016-08-15 Jakub Jelinek <jakub@redhat.com>
9578 * dwarf2out.c (struct checksum_attributes): Add
9579 at_string_length_bit_size and at_string_length_byte_size fields.
9580 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
9581 and DW_AT_string_length_byte_size.
9582 (die_checksum_ordered): Handle at_string_length_bit_size and
9583 at_string_length_byte_size.
9584 (gen_array_type_die): For dwarf_version >= 5 emit
9585 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9586 (adjust_string_types): For dwarf_version >= 5 remove
9587 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9588 (resolve_addr): Likewise.
9591 * dwarf2out.c (string_types): New variable.
9592 (gen_array_type_die): Change early_dwarf handling of
9593 DW_AT_string_length, create DW_OP_call4 referencing the
9594 length var temporarily. Handle parameters that are pointers
9596 (adjust_string_types): New function.
9597 (gen_subprogram_die): Temporarily set string_types to local var,
9598 call adjust_string_types if needed.
9599 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
9601 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
9603 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
9605 * doc/install.texi (*-*-solaris2*): Fix version number and document
9606 requirement on GNU make for building libjava with the Solaris linker.
9608 2016-08-15 Martin Liska <mliska@suse.cz>
9609 Jakub Jelinek <jakub@redhat.com>
9611 PR tree-optimization/72824
9612 * tree-loop-distribution.c (const_with_all_bytes_same)
9613 <case VECTOR_CST>: Fix a typo.
9615 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
9618 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
9619 Renamed from _mm512_undefined_si512.
9620 (_mm_undefined_si512): New definition.
9622 2016-08-13 Richard Biener <rguenther@suse.de>
9624 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
9625 into PHIs and update the lattice for its def.
9627 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9630 * ubsan.c (instrument_si_overflow): Pass true instead of false
9632 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
9633 of bbs. Return TODO_cleanup_cfg if any returned true.
9635 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9637 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
9638 ISA 3.0 MTVSRDD instruction.
9639 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
9642 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
9644 PR tree-optimization/71083
9645 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
9646 bitfield access when possible.
9648 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
9651 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
9652 sign-changing cast from a shorter unsigned type to a wider
9655 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9657 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
9658 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
9659 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
9661 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9663 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
9664 Correct costs for vec_construct.
9666 2016-08-12 Bin Cheng <bin.cheng@arm.com>
9668 PR tree-optimization/69848
9669 * tree-vectorizer.h (enum vect_def_type): New condition reduction
9670 type CONST_COND_REDUCTION.
9671 * tree-vect-loop.c (vectorizable_reduction): Support new condition
9672 reudction type CONST_COND_REDUCTION.
9674 2016-08-12 Richard Biener <rguenther@suse.de>
9676 PR tree-optimization/57326
9677 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
9678 returning an SSA name.
9679 (phi_translate_1): When fully_constant_expression returns a NAME
9680 make sure we have a leader for it.
9682 2016-08-12 Martin Liska <mliska@suse.cz>
9683 Adam Fineman <afineman@afineman.com>
9685 * gcov.c (process_file): Create .gcov file when .gcda
9688 2016-08-12 Marek Polacek <polacek@redhat.com>
9691 * alias.c (find_base_value): Adjust fall through comment.
9692 * cfgexpand.c (expand_debug_expr): Likewise.
9693 * combine.c (find_split_point): Likewise.
9694 (expand_compound_operation): Likewise. Add FALLTHRU.
9695 (make_compound_operation): Adjust fall through comment.
9696 (canon_reg_for_combine): Add FALLTHRU.
9697 (force_to_mode): Adjust fall through comment.
9698 (simplify_shift_const_1): Likewise.
9699 (simplify_comparison): Likewise.
9700 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
9702 * config/aarch64/predicates.md: Likewise.
9703 * config/i386/i386.c (function_arg_advance_32): Likewise.
9704 (ix86_gimplify_va_arg): Likewise.
9705 (print_reg): Likewise.
9706 (ix86_print_operand): Likewise.
9707 (ix86_build_const_vector): Likewise.
9708 (ix86_expand_branch): Likewise.
9709 (ix86_sched_init_global): Adjust fall through comment.
9710 (ix86_expand_args_builtin): Add FALLTHRU.
9711 (ix86_expand_builtin): Likewise.
9712 (ix86_expand_vector_init_one_var): Likewise.
9713 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
9714 (rs6000_adjust_cost): Likewise.
9715 (insn_must_be_first_in_group): Likewise.
9716 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
9717 * dbxout.c (dbxout_symbol): Adjust fall through comment.
9718 * df-scan.c (df_uses_record): Likewise.
9719 * dojump.c (do_jump): Add FALLTHRU.
9720 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
9722 (resolve_args_picking_1): Adjust fall through comment.
9723 (loc_list_from_tree_1): Likewise.
9724 * expmed.c (make_tree): Likewise.
9725 * expr.c (expand_expr_real_2): Add FALLTHRU.
9726 (expand_expr_real_1): Likewise. Adjust fall through comment.
9727 * fold-const.c (const_binop): Adjust fall through comment.
9728 (fold_truth_not_expr): Likewise.
9729 (fold_cond_expr_with_comparison): Add FALLTHRU.
9730 (fold_binary_loc): Likewise.
9731 (contains_label_1): Adjust fall through comment.
9732 (multiple_of_p): Likewise.
9733 * gcov-tool.c (process_args): Add FALLTHRU.
9734 * genattrtab.c (check_attr_test): Likewise.
9735 (write_test_expr): Likewise.
9736 * genconfig.c (walk_insn_part): Likewise.
9737 * genpreds.c (validate_exp): Adjust fall through comment.
9738 (needs_variable): Likewise.
9739 * gensupport.c (get_alternatives_number): Add FALLTHRU.
9740 (subst_dup): Likewise.
9741 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
9742 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
9743 (gimplify_scan_omp_clauses): Add FALLTHRU.
9744 (goa_stabilize_expr): Likewise.
9745 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
9747 * hsa-gen.c (get_address_from_value): Likewise.
9748 * ipa-icf.c (sem_function::hash_stmt): Likewise.
9749 * ira.c (ira_setup_alts): Add FALLTHRU.
9750 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
9752 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
9753 * opts.c (common_handle_option): Likewise.
9754 * read-rtl.c (read_rtx_code): Likewise.
9755 * real.c (round_for_format): Likewise.
9756 * recog.c (asm_operand_ok): Likewise.
9757 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
9758 * reload1.c (set_label_offsets): Likewise.
9759 (eliminate_regs_1): Likewise.
9760 (reload_reg_reaches_end_p): Likewise.
9761 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
9762 (rtx_cost): Likewise.
9763 * sched-rgn.c (is_exception_free): Likewise.
9764 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
9765 * stor-layout.c (int_mode_for_mode): Likewise.
9766 * toplev.c (print_to_asm_out_file): Likewise.
9767 (print_to_stderr): Likewise.
9768 * tree-cfg.c (gimple_verify_flow_info): Likewise.
9769 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
9770 (chrec_fold_multiply): Likewise.
9771 (evolution_function_is_invariant_rec_p): Likewise.
9772 (for_each_scev_op): Likewise.
9773 * tree-data-ref.c (siv_subscript_p): Likewise.
9774 (get_references_in_stmt): Likewise.
9775 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
9776 (substitute_in_expr): Likewise.
9777 (type_cache_hasher::equal): Likewise.
9778 (walk_type_fields): Likewise.
9779 * var-tracking.c (adjust_mems): Add FALLTHRU.
9780 (set_dv_changed): Adjust fall through comment.
9781 * varasm.c (default_function_section): Add FALLTHRU.
9783 2016-08-12 Marek Polacek <polacek@redhat.com>
9786 * tree-complex.c (expand_complex_division): Add missing break.
9788 2016-08-12 Richard Biener <rguenther@suse.de>
9790 * passes.c (execute_todo): Do not push/pop TV_TODO.
9791 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
9792 (execute_one_pass): Likewise.
9793 * common.opt (ftime-report-details): New switch.
9794 * doc/invoke.texi (ftime-report-details): Document.
9795 * timevar.h (timer::print_row): Adjust signature.
9796 (timer::all_zero): New static helper.
9797 (timer::child_map_t): New typedef.
9798 (timer::time_var_def): Add children field.
9799 * timevar.c (timer::named_items::print): Adjust.
9800 (timer::~timer): Free timevar recorded children.
9801 (timer::pop_internal): When -ftime-report-details record
9802 time spent in sub-timevars.
9803 (timer::print_row): Adjust.
9804 (timer::print): Print sub-timevar stats, use all_zero.
9805 * timevar.def (TV_TODO): Remove.
9807 2016-08-12 Richard Biener <rguenther@suse.de>
9809 PR tree-optimization/72851
9810 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
9811 worklists to use bitmaps indexed in execution order.
9812 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
9813 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
9814 (cfg_blocks): Make a bitmap.
9815 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
9817 (cfg_blocks_empty_p): Adjust.
9818 (cfg_blocks_add): Likewise.
9819 (cfg_blocks_get): Likewise.
9820 (add_ssa_edge): Likewise.
9821 (add_control_edge): Likewise.
9822 (simulate_stmt): Likewise.
9823 (process_ssa_edge_worklist): Likewise.
9824 (simulate_block): Likewise.
9825 (ssa_prop_init): Compute PRE order and stmt UIDs.
9826 (ssa_prop_fini): Adjust.
9827 (ssa_propagate): Adjust.
9829 2016-08-12 Richard Biener <rguenther@suse.de>
9831 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
9832 the currently executable edges have fixed ranges. Always
9833 go through update_value_range.
9835 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
9839 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
9840 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
9841 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
9842 (LANG_HOOKS_DECLS): Add it.
9843 * langhooks.h (struct lang_hooks_for_decls): Add
9844 function_decl_defaulted. Const_tree-ify
9845 function_decl_explicit_p and function_decl_deleted_p.
9846 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
9847 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
9848 also at strict DWARF v5.
9851 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
9852 TYPE_QUAL_CONST in reference-typed decls.
9855 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
9856 in DW_OP_pieces, just enough to handle pointers to member
9858 (gen_remaining_tmpl_value_param_die_attribute): Use a location
9859 expression on DWARFv5 if a constant value doesn't work.
9861 2016-08-11 David Malcolm <dmalcolm@redhat.com>
9863 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
9864 * selftest.c (selftest::test_assertions): New function.
9865 (selftest::selftest_c_tests): New function.
9866 * selftest.h (selftest::selftest_c_tests): New declaration.
9868 2016-08-11 Richard Biener <rguenther@suse.de>
9869 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9871 PR rtl-optimization/72855
9872 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
9874 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9877 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
9878 (vsx_store_<mode>): Likewise.
9880 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
9882 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
9883 TImode CONST_WIDE_INT store.
9884 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
9886 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
9888 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
9889 mode if unaligned SSE load and store are optimal.
9891 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9893 PR tree-optimization/71083
9894 * tree-predcom.c (ref_at_iteration): Correctly align the
9897 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9899 * config/s390/s390-builtin-types.def: Add INT128 types.
9900 * config/s390/s390-builtins.def: Add INT128 variants for the add
9901 sub low-level builtins dealing with TImode.
9902 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
9903 via subreg when expanding a builtin.
9904 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
9905 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
9907 * config/s390/vecintrin.h: Adjust builtin names accordingly.
9908 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
9909 ("vec_addc<mode>", "vec_addc_u128"): Merge to
9910 "vacc<bhfgq>_<mode>".
9911 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
9912 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
9913 ("vec_subc<mode>", "vec_subc_u128"): Merge to
9914 "vscbi<bhfgq>_<mode>".
9915 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
9916 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
9918 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9920 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
9922 2016-08-11 Bin Cheng <bin.cheng@arm.com>
9924 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
9926 (vcond<v_cmp_mixed><mode>): Ditto.
9927 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
9929 2016-08-11 Bin Cheng <bin.cheng@arm.com>
9931 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
9932 variable explicitly, also assert on it before use.
9934 2016-08-11 Richard Biener <rguenther@suse.de>
9936 PR tree-optimization/72772
9937 * cfgloopmanip.c (create_preheader): Use split_edge if there
9938 is a single loop entry, avoiding degenerate PHIs.
9940 2016-08-11 Richard Biener <rguenther@suse.de>
9942 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
9943 unconditional TODO_cleanup_cfg.
9944 (pass_thread_jumps::execute): Initialize loops, perform a CFG
9945 cleanup only if we threaded a jump.
9947 2016-08-11 Alan Modra <amodra@gmail.com>
9950 * lra-constraints.c (simplify_operand_subreg): Allow subreg
9951 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
9952 slow. Emit two reloads for slow mem case, first loading in
9953 fast innermode, then converting to required mode.
9955 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
9957 * config/rs6000/altivec.h (vec_extract_exp): New macro.
9958 (vec_extract_sig): New macro.
9959 (vec_insert_exp): New macro.
9960 (vec_test_data_class): New macro.
9961 (scalar_extract_exp): New macro.
9962 (scalar_extract_sig): New macro.
9963 (scalar_insert_exp): New macro.
9964 (scalar_test_data_class): New macro.
9965 (scalar_test_neg): New macro.
9966 (scalar_cmp_exp_gt): New macro.
9967 (scalar_cmp_exp_lt): New macro.
9968 (scalar_cmp_exp_eq): New macro.
9969 (scalar_cmp_exp_unordered): New macro.
9970 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
9971 to enforce constraint that operand is a 7-bit unsigned literal.
9972 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
9973 for power9 built-ins.
9974 (BU_P9V_VSX_2): Likewise.
9975 (BU_P9V_64BIT_VSX_2): Likewise.
9976 (VSEEDP): Add scalar extract exponent support.
9977 (VSEESP): Add scalar extract signature support.
9978 (VSTDCNDP): Add scalar test negative support.
9979 (VSTDCNSP): Likewise.
9980 (VSIEDP): Add scalar insert exponent support.
9981 (VSCEDPGT): Add scalar compare exponent greater than support.
9982 (VSCEDPLT): Add scalar compare exponent less than support.
9983 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
9984 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
9985 (VSTDCDP): Add scalar test data class support.
9986 (VSTDCSP): Likewise.
9987 (VSEEDP): Add overload support for scalar extract exponent
9989 (VSESDP): Add overload support for scalar extract signature
9991 (VSTDCN): Add overload support for scalar test negative
9993 (VSTDCNDP): Add overload support for scalar test negative
9995 (VSTDCNSP): Add overload support for scalar test negative
9997 (VSIEDP): Add overload support for scalar insert exponent
9999 (VSTDC): Add overload support for scalar test data class
10001 (VSTDCDP): Add overload support for scalar test data class
10003 (VSTDCSP): Add overload support for scalar test data class
10005 (VSCEDPGT): Add overload support for scalar compare exponent
10006 greater than operation.
10007 (VSCEDPLT): Add overload support for scalar compare exponent
10008 less than operation.
10009 (VSCEDPEQ): Add overload support for scalar compare exponent
10010 test-for-equality operation.
10011 (VSCEDPUO): Add overload support for scalar compare exponent
10012 test-for-unordered operation.
10013 (VEEDP): Add vector extract exponent support.
10015 (VESDP): Add vector extract significand support.
10017 (VIEDP): Add vector insert exponent support.
10019 (VTDCDP): Add vector test data class support.
10020 (VTDCSP): Likewise.
10021 (VES): Add overload support for vector extract significand operation.
10024 (VEE): Add overload support for vector extract exponent operation.
10027 (VTDC): Add overload support for vector test data class operation.
10028 (VTDCDP): Likewise.
10029 (VTDCSP): Likewise.
10030 (VIE): Add overload support for vector insert exponent operation.
10033 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10034 overloaded binary floating point functions.
10035 (altivec_resolve_overloaded_builtin): Improve error messages to
10036 distinguish between functions not supported in the current
10037 compiler configuration and functions that were invoked with an
10038 invalid parameter combination, and include the built-in function
10039 name in both error messages.
10040 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
10042 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
10044 (rs6000_expand_binop_builtin): Add check to enforce that argument
10045 2 of the test data class operations is a 7-bit unsigned literal.
10046 (rs6000_invalid_builtin): Add code to issue an error message if a
10047 built-in function that requires the power9_vector and -m32
10048 command-line options is compiled without these options.
10049 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
10050 (UNSPEC_VSX_SXSIGDP): New value.
10051 (UNSPEC_VSX_SXSIGPDP): New value.
10052 (UNSPEC_VSX_SIEXPDP): New value.
10053 (UNSPEC_VSX_SCMPEXPDP): New value.
10054 (UNSPEC_VSX_STSTDC): New value.
10055 (UNSPEC_VSX_VXEXP): New value.
10056 (UNSPEC_VSX_VXSIG): New value.
10057 (UNSPEC_VSX_VIEXP): New value.
10058 (UNSPEC_VSX_VTSTDC): New value.
10059 (xsxexpdp): New insn for scalar extract exponent.
10060 (xsxsigdp): New insn for scalar extract significand.
10061 (xsiexpdp): New insn for scalar insert exponent.
10062 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
10063 (*xscmpexpdp): New insn for scalar compare exponents.
10064 (xststdc<Fvsx): New expansion for both single- and
10065 double-precision scalar test data class operations.
10066 (xststdcneg<Fvsx>): New expansion for both single- and
10067 double-precision scalar test for negative value operations.
10068 (*xststdc<Fvsx>): New insn for scalar test data class
10070 (xvxexp<VSs>): New insn for single- and double-precision
10071 vector extract exponent operation.
10072 (xvxsig<VSs>): New insn for single- and double-precision
10073 vector extract significand operation.
10074 (xviexp<VSs>): New insn for single- and double-precision
10075 vector insert exponent operation.
10076 (xvtstdc<VSs>): New insn for single- and double-precision
10077 vector test data class operation.
10078 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10079 built-in functions to represent the Power9 binary floating-point
10080 support instructions.
10082 2016-08-10 bin cheng <bin.cheng@arm.com>
10084 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
10086 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10087 Renlin Li <renlin.li@arm.com>
10088 Bin Cheng <bin.cheng@arm.com>
10090 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
10091 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
10092 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
10093 (aarch64_vcond_internal<mode><mode>): Delete pattern.
10094 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
10095 (vcond<v_cmp_result><mode>): Ditto.
10096 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
10097 (vcondu<mode><mode>): Ditto.
10098 (vcond<v_cmp_mixed><mode>): New pattern.
10099 (vcondu<mode><v_cmp_mixed>): New pattern.
10100 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
10101 of aarch64_vcond_internal.
10103 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10104 Renlin Li <renlin.li@arm.com>
10105 Bin Cheng <bin.cheng@arm.com>
10107 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
10108 (vec_cmp<mode><v_cmp_result>): New pattern.
10109 (vec_cmpu<mode><mode>): New pattern.
10110 (vcond_mask_<mode><v_cmp_result>): New pattern.
10112 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10114 PR tree-optimization/71734
10115 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
10116 REF_LOOP, invoke ref_indep_loop_p_1.
10117 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
10118 to ref_indep_loop_p.
10119 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
10120 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
10121 is inside LOOP, do not cache dpendence value for loops with
10123 (ref_indep_loop_p_2): Delete function.
10124 (can_sm_ref_p): Pass LOOP as additional argument to
10127 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
10130 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
10131 being an offsettable address.
10133 2016-08-10 Martin Liska <mliska@suse.cz>
10135 PR gcov-profile/58306
10136 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
10137 atomic variants of profile update functions.
10139 2016-08-10 Martin Liska <mliska@suse.cz>
10141 Cherry picked (and modified) from google-4_7 branch
10142 2012-12-26 Rong Xu <xur@google.com>
10143 * common.opt (fprofile-update): Add new flag.
10144 * coretypes.h: Define enum profile_update.
10145 * doc/invoke.texi: Document -fprofile-update.
10146 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
10147 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
10148 * tree-profile.c (gimple_init_edge_profiler): Generate
10149 also atomic profiler update.
10150 (gimple_gen_edge_profiler): Likewise.
10152 2016-08-10 David Malcolm <dmalcolm@redhat.com>
10154 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
10155 stack_usage_file to NULL after fclose calls.
10157 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10160 * reload.c (push_reload): Compute subreg_in_class for
10161 subregs of constants and plus expressions. Remove special
10162 handling of SYMBOL_REFs.
10164 2016-08-10 Alan Modra <amodra@gmail.com>
10167 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
10168 SImode for TARGET_E500_DOUBLE when given SImode.
10170 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
10172 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
10173 unused variable __O.
10175 2016-08-09 Martin Liska <mliska@suse.cz>
10177 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
10178 _gcov_reset to __gcov_reset.
10179 * doc/gcov-tool.texi: Fix typo.
10181 2016-08-09 Martin Liska <mliska@suse.cz>
10183 * value-prof.c (gimple_divmod_values_to_profile): Do not
10184 instrument MOD histogram if a value is not a SSA name.
10186 2016-08-09 Martin Liska <mliska@suse.cz>
10188 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
10191 2016-08-09 Renlin Li <renlin.li@arm.com>
10193 PR middle-end/64971
10194 * calls.c (prepare_call_address): Convert funexp to Pmode when
10196 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
10197 (sibcall_value): Likewise.
10199 2016-08-09 Marek Polacek <polacek@redhat.com>
10202 * cselib.c (cselib_expand_value_rtx_1): Add return.
10203 * gengtype.c (dbgprint_count_type_at): Likewise.
10204 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
10205 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
10207 2016-08-09 Martin Jambor <mjambor@suse.cz>
10210 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
10211 if instance is a MEM_REF.
10213 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
10216 * config/i386/i386.md (*movtf_internal): Use
10217 lra_in_progress || reload_completed instead of !can_create_pseudo_p
10218 in the insn constraint.
10219 (*movxf_internal): Ditto.
10220 (*movdf_internal): Ditto.
10221 (*movsf_internal): Ditto.
10223 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10225 PR tree-optimization/72772
10226 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10229 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10231 PR tree-optimization/72772
10232 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
10234 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
10235 parameter STOP and update calls. Move expand_simple_operations
10236 function call from here...
10237 (simplify_using_initial_conditions): ...to here. Delete parameter
10239 (tree_simplify_using_condition): Delete parameter STOP.
10240 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
10241 simplify_using_initial_conditions.
10243 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
10246 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
10247 Use create_tmp_var_raw instead of create_tmp_var.
10249 2016-08-09 Richard Biener <rguenther@suse.de>
10251 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
10252 Treat same SSA names related.
10254 2016-08-09 Jakub Jelinek <jakub@redhat.com>
10256 PR tree-optimization/72824
10257 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
10258 real_zerop is not negative.
10260 2016-08-09 Richard Biener <rguenther@suse.de>
10262 PR tree-optimization/71802
10263 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
10264 all merge opportunities with the predecessor.
10266 2016-08-09 Richard Biener <rguenther@suse.de>
10269 * ipa-prop.c (ipa_modify_formal_parameters): Build
10270 parameter types with natural alignment also for the
10273 2016-08-08 Andi Kleen <ak@linux.intel.com>
10275 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
10277 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10280 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
10281 do-nothing langhook.
10282 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
10283 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
10284 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
10285 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
10287 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10290 * input.c: Ensure that HAVE_ICONV is defined.
10292 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10294 PR middle-end/72781
10295 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
10296 private vars for lastprivate and for linear iterator.
10298 PR middle-end/68762
10299 * omp-simd-clone.c: Include varasm.h.
10300 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
10301 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
10302 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
10303 update function name.
10305 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10307 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
10308 (avr_diagnose_devicespecs_error): Remove.
10309 (avr_devicespecs_file): Remove composing absolute path for specfile
10310 and its verbose info. Remove conditions to check specs-file,
10312 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10314 PR rtl-optimization/72821
10315 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
10316 just return false for them.
10318 2016-08-08 Alan Modra <amodra@gmail.com>
10321 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
10322 toc refs created during reload. Update function comment.
10324 2016-08-08 Alan Modra <amodra@gmail.com>
10327 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
10328 alternatives. Put loads first, then stores, and reg/reg moves
10329 within same class later. Delete attr length.
10331 2016-08-08 Alan Modra <amodra@gmail.com>
10334 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
10335 (mem_operand_ds_form): New predicate.
10336 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
10337 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
10338 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
10339 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
10340 (extendsfdf2_fpr): Replace o constraint with wY.
10342 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
10344 * tree-ssa-threadbackward.c: Include tree-inline.h
10345 (profitable_jump_thread_path): Use estimate_num_insns to estimate
10346 size of copied block; for cold paths reduce duplication.
10347 (find_jump_threads_backwards): Remove redundant tests.
10348 (pass_thread_jumps::gate): Enable for -Os.
10350 2016-08-07 Jakub Jelinek <jakub@redhat.com>
10353 * stor-layout.c (layout_decl): Fix up formatting.
10354 (relayout_decl): Allow DECL to be FIELD_DECL.
10356 2016-08-07 Alan Modra <amodra@gmail.com>
10358 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
10360 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10362 * data-streamer-in.c (streamer_read_wide_int): New.
10363 (streamer_read_widest_int): Renamed function.
10364 * data-streamer-out.c (streamer_write_wide_int): New
10365 (streamer_write_widest_int): Renamed function.
10366 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
10368 (input_cfg): Call renamed function.
10369 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
10371 (output_cfg): Call renamed function.
10372 * data-streamer.h: Add declarations.
10374 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10376 * tree-ssa-ccp.c (extend_mask): New param sgn.
10377 Remove ORing with wi::mask.
10378 (get_default_value): Adjust call to extend_mask to pass sign.
10379 (evaluate_stmt): Likewise.
10381 2016-08-06 Jakub Jelinek <jakub@redhat.com>
10383 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
10386 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10388 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
10389 transform if operand's type is pointer to function or method.
10391 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10393 PR tree-optimization/18046
10394 * tree-ssa-threadedge.c: Include cfganal.h.
10395 (simplify_control_statement_condition): If simplifying a
10396 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
10397 with the dominating ASSERT_EXPR before handing it off to VRP.
10398 Mention that a CASE_LABEL_EXPR may be returned.
10399 (thread_around_empty_blocks): Adjust to handle
10400 simplify_control_statement_condition() returning a
10402 (thread_through_normal_block): Likewise.
10403 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
10404 a switch statement by trying to determine which case label
10407 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
10409 PR rtl-optimization/69847
10410 * lra-constraints.c (process_invariant_for_inheritance): Save
10411 pattern instead of src.
10412 (remove_inheritance_pseudos): Use the pattern. Add assert.
10414 2016-08-05 David Malcolm <dmalcolm@redhat.com>
10416 * input.c (string_concat::string_concat): New constructor.
10417 (string_concat_db::string_concat_db): New constructor.
10418 (string_concat_db::record_string_concatenation): New method.
10419 (string_concat_db::get_string_concatenation): New method.
10420 (string_concat_db::get_key_loc): New method.
10421 (class auto_cpp_string_vec): New class.
10422 (get_substring_ranges_for_loc): New function.
10423 (get_source_range_for_substring): New function.
10424 (get_num_source_ranges_for_substring): New function.
10425 (class selftest::lexer_test_options): New class.
10426 (struct selftest::lexer_test): New struct.
10427 (class selftest::ebcdic_execution_charset): New class.
10428 (selftest::ebcdic_execution_charset::s_singleton): New variable.
10429 (selftest::lexer_test::lexer_test): New constructor.
10430 (selftest::lexer_test::~lexer_test): New destructor.
10431 (selftest::lexer_test::get_token): New method.
10432 (selftest::assert_char_at_range): New function.
10433 (ASSERT_CHAR_AT_RANGE): New macro.
10434 (selftest::assert_num_substring_ranges): New function.
10435 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
10436 (selftest::assert_has_no_substring_ranges): New function.
10437 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
10438 (selftest::test_lexer_string_locations_simple): New function.
10439 (selftest::test_lexer_string_locations_ebcdic): New function.
10440 (selftest::test_lexer_string_locations_hex): New function.
10441 (selftest::test_lexer_string_locations_oct): New function.
10442 (selftest::test_lexer_string_locations_letter_escape_1): New function.
10443 (selftest::test_lexer_string_locations_letter_escape_2): New function.
10444 (selftest::test_lexer_string_locations_ucn4): New function.
10445 (selftest::test_lexer_string_locations_ucn8): New function.
10446 (selftest::uint32_from_big_endian): New function.
10447 (selftest::test_lexer_string_locations_wide_string): New function.
10448 (selftest::uint16_from_big_endian): New function.
10449 (selftest::test_lexer_string_locations_string16): New function.
10450 (selftest::test_lexer_string_locations_string32): New function.
10451 (selftest::test_lexer_string_locations_u8): New function.
10452 (selftest::test_lexer_string_locations_utf8_source): New function.
10453 (selftest::test_lexer_string_locations_concatenation_1): New
10455 (selftest::test_lexer_string_locations_concatenation_2): New
10457 (selftest::test_lexer_string_locations_concatenation_3): New
10459 (selftest::test_lexer_string_locations_macro): New function.
10460 (selftest::test_lexer_string_locations_stringified_macro_argument):
10462 (selftest::test_lexer_string_locations_non_string): New function.
10463 (selftest::test_lexer_string_locations_long_line): New function.
10464 (selftest::test_lexer_char_constants): New function.
10465 (selftest::input_c_tests): Call the new test functions once per
10466 case within the line_table test matrix.
10467 * input.h (struct string_concat): New struct.
10468 (struct location_hash): New struct.
10469 (class string_concat_db): New class.
10470 * substring-locations.h: New header.
10472 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10474 PR tree-optimization/72810
10475 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
10476 the type of the case labels when truncating.
10478 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
10481 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
10482 (aarch64_fp16_ptr_type_node): Likewise.
10483 * config/aarch64/aarch64-simd-builtins.c
10484 (aarch64_fp16_ptr_type_node): Define.
10485 (aarch64_init_fp16_types): New, refactored out of...
10486 (aarch64_init_builtins): ...here, update to call
10487 aarch64_init_fp16_types.
10488 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
10490 (aapcs_vfp_sub_candidate): Likewise.
10492 2016-08-05 Martin Liska <mliska@suse.cz>
10493 Joshua Cranmer <Pidgeot18@gmail.com>
10495 * gcov.c (line_t::has_block): New function.
10496 (enum loop_type): New enum.
10497 (handle_cycle): New function.
10498 (unblock): Likewise.
10499 (circuit): Likewise.
10500 (get_cycles_count): Likewise.
10501 (accumulate_line_counts): Use new loop detection algorithm.
10503 2016-08-05 Martin Liska <mliska@suse.cz>
10505 * gcov.c (output_intermediate_file): Rename
10506 function_info::line_next to next_file_fn.
10507 (process_file): Likewise.
10508 (read_graph_file): Likewise.
10509 (accumulate_line_counts): Likewise.
10510 (output_lines): Likewise.
10512 2016-08-05 Richard Biener <rguenther@suse.de>
10514 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
10515 restriction on threading to a loop header.
10517 2016-08-05 Richard Biener <rguenther@suse.de>
10519 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
10520 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
10521 adjust loop info accordingly.
10523 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
10525 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
10526 before folding call to __builtin_constant_p with parameters to false.
10528 2016-08-05 Alan Modra <amodra@gmail.com>
10530 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
10531 code accidentally committed 2016-05-02 providing class when given
10534 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10536 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
10537 the case label ranges that partially overlap with OP's value
10540 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
10543 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
10544 Cast builtin function result to __mmask16 instead of __mmask8.
10545 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10546 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
10547 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10549 2016-08-04 David Malcolm <dmalcolm@redhat.com>
10551 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
10552 (ASSERT_TRUE_AT): New macro.
10553 (ASSERT_FALSE): Reimplement in terms of...
10554 (ASSERT_FALSE_AT): New macro.
10555 (ASSERT_STREQ_AT): Fix typo in comment.
10557 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10559 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
10560 labels are exhaustive, designate the label with the widest
10561 range to be the default label.
10563 2016-08-04 Andrew Pinski <apinski@cavium.com>
10565 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
10566 (thunderx_tunings): Use thunderx_vector_cost instead of
10567 generic_vector_cost.
10569 2016-08-04 Martin Liska <mliska@suse.cz>
10571 * gcov.c (main): Fix GNU coding style.
10572 (output_intermediate_file): Likewise.
10573 (process_file): Likewise.
10574 (generate_results): Likewise.
10575 (release_structures): Likewise.
10576 (create_file_names): Likewise.
10577 (find_source): Likewise.
10578 (read_graph_file): Likewise.
10579 (find_exception_blocks): Likewise.
10580 (canonicalize_name): Likewise.
10581 (make_gcov_file_name): Likewise.
10582 (mangle_name): Likewise.
10583 (accumulate_line_counts): Likewise.
10584 (output_branch_count): Likewise.
10585 (read_line): Likewise.
10587 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
10589 PR rtl-optimization/71779
10590 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
10591 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
10592 or if it was truncated.
10594 PR rtl-optimization/70903
10595 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
10597 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10599 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
10600 accessing SSA_NAME_PTR_INFO.
10602 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10605 * common/config/avr/avr-common.c (avr_option_optimization_table)
10606 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
10608 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10611 * config/avr/avr.md: New pattern to work around do_store_flag
10612 generating shift instructions for bit extractions.
10614 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10616 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
10618 (add_equivalence): Likewise.
10619 (get_value_range): Allocate value range with vrp_value_range_pool.
10620 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
10621 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
10623 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
10625 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
10626 the default for the rs6000 port.
10628 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10630 PR middle-end/71876
10631 * calls.c (special_function_p): Remove special handling of
10632 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
10633 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
10634 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
10636 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
10638 PR middle-end/72778
10639 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
10640 Don't stop on regular insns.
10642 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
10644 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
10645 size to DImode boundary.
10646 (nvptx_propagate): Likewise.
10648 2016-08-03 Alan Modra <amodra@gmail.com>
10650 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
10651 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
10652 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
10653 from -mefficient-unaligned-vector. Note that this affects fp too.
10655 2016-08-03 Alan Modra <amodra@gmail.com>
10657 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
10660 2016-08-03 Alan Modra <amodra@gmail.com>
10662 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
10663 to a reg. Localize vars.
10665 2016-08-03 Alan Modra <amodra@gmail.com>
10667 * config/rs6000/rs6000.opt: Remove negatives from help strings
10670 2016-08-03 Alan Modra <amodra@gmail.com>
10672 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
10673 Delete duplicated code.
10675 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10677 PR middle-end/72778
10678 * lra-spills.c (regno_in_use_p): New.
10679 (lra_final_code_change): Use it.
10681 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10683 PR rtl-optimization/69847
10684 * lra-int.h (struct lra-reg): Use restore_rtx instead of
10686 (lra_rtx_hash): New.
10687 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
10689 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
10690 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
10691 * lra-spills.c (lra_final_code_change): Don't delete insn when the
10692 next insn is USE with the same reg as the current insn source.
10693 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
10695 (lra_constraints_init): Call initiate_invariants.
10696 (lra_constraints_finish): Call finish_invariants.
10697 (struct invariant, invariant_t, invariant_ptr_t): New.
10698 (const_invariant_ptr_t, invariants, invariants_pool): New.
10699 (invariant_table, invariant_hash, invariant_eq_p): New.
10700 (insert_invariant, initiate_invariants, finish_invariants): New.
10701 (clear_invariants, invalid_invariant_regs): New.
10702 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
10703 instead of restore_regno.
10704 (invariant_p, process_invariant_for_inheritance): New.
10705 (inherit_in_ebb): Implement invariant inheritance.
10706 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
10707 (remove_inheritance_pseudos): Implement undoing invariant
10709 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
10710 instead of restore_regno.
10711 * lra-assigns.c (regno_live_length): New.
10712 (reload_pseudo_compare_func): Use regno_live_length.
10713 (assign_by_spills): Use restore_rtx instead of restore_regno.
10714 (lra_assign): Ditto. Initiate regno_live_length.
10716 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
10718 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
10719 __builtin_aarch64_fmindf.
10721 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10723 PR tree-optimization/34114
10724 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
10725 information for more control IVs.
10727 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10729 PR tree-optimization/34114
10730 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
10731 PLUS_EXPR case. Handle SSA_NAME case.
10733 2016-08-02 Tamar Christina <tamar.christina@arm.com>
10735 * config/aarch64/aarch64-simd-builtins.def
10736 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
10737 (__builtin_aarch64_fmaxdf): Likewise.
10738 (__builtin_aarch64_smin_nandf): Likewise.
10739 (__builtin_aarch64_smax_nandf): Likewise.
10740 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
10741 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
10742 (<fmaxmin><mode>3): ...this.
10743 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
10744 (vminnm_f64): Likewise.
10745 (vmin_f64): Likewise.
10746 (vmax_f64): Likewise.
10747 * config/aarch64/iterators.md (FMAXMIN): Merge with...
10748 (FMAXMIN_UNS): ...this.
10749 (fmaxmin): Merged with
10750 (fmaxmin_op): ...this...
10751 (maxmin_uns_op): ...in to this.
10753 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10755 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10756 Add support for vec_extract on vector float, vector int, vector
10757 short, and vector char vector types.
10758 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10759 vector float, vector int, vector short, and vector char
10760 optimizations on 64-bit ISA 2.07 systems for both constant and
10761 variable element numbers.
10762 (rs6000_split_vec_extract_var): Likewise.
10763 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
10764 Altivec registers on ISA 2.07 and above.
10765 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
10766 which never was matched due to the split occuring before register
10767 allocation (and the code would not have worked on little endian
10768 systems if it did match). Allow extracts to go to the Altivec
10769 registers if ISA 2.07 (power8). Change from using "" around the
10770 C++ code to using {}'s.
10771 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
10772 vec_extracts when the vector is in memory.
10773 (vsx_extract_v4sf_var): New insn to optimize vector float
10774 vec_extracts when the element number is variable on 64-bit ISA
10776 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
10777 for 64-bit ISA 2.07 as well as ISA 3.0.
10778 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
10779 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
10780 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
10781 optimize vector int, vector short, and vector char vec_extracts
10782 when the vector is in memory.
10783 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
10784 optimize vector int, vector short, and vector char vec_extracts
10785 when the element number is variable.
10787 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10790 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
10791 does not overlap with other symbol flags.
10793 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
10795 * config/aarch64/aarch64.h (aarch64_frame):
10796 Remove padding0 and hardfp_offset. Add locals_offset,
10797 initial_adjust, callee_adjust, callee_offset and final_adjust.
10798 * config/aarch64/aarch64.c (aarch64_layout_frame):
10799 Remove unused padding0 and hardfp_offset initializations.
10800 Choose frame layout and set frame variables accordingly.
10801 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
10802 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
10803 (aarch64_pop_regs): Likewise.
10804 (aarch64_expand_prologue): Remove all decision code, just emit
10805 prolog according to frame variables.
10806 (aarch64_expand_epilogue): Remove all decision code, just emit
10807 epilog according to frame variables.
10808 (aarch64_initial_elimination_offset): Use offset to local/arg area.
10810 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
10813 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
10814 fix_debug_reg_uses after changing source register mode to
10815 V1TImode if source register is undefined.
10817 2015-08-01 Alan Hayward <alan.hayward@arm.com>
10819 PR tree-optimization/71818
10820 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
10821 with non invariant evolutions
10823 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10826 * config/avr/avr.md (length) [branch]: Correct insn length
10827 attribute for forward branches.
10829 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10831 * doc/extend.texi (AVR Built-in Functions): Document
10832 __builtin_avr_nops.
10833 * config/avr/builtins.def (NOPS): New.
10834 * config/avr/avr.c (avr_expand_nops): New static function.
10835 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
10837 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10839 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
10840 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
10843 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
10845 * config/aarch64/aarch64.c (vulcan_tunings): Update
10846 vulcan L1 cache_line_size.
10848 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10850 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
10851 function that takes a vector memory address, a hard register, an
10852 element number and a temporary base register, and recreates an
10853 address that points to the appropriate element within the vector.
10854 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
10855 (rs6000_split_vec_extract_var): Add support for the target of a
10856 vec_extract with variable element number being a scalar memory
10858 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
10860 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
10861 vsx_extract_<mode>_load insn with a new insn that optimizes
10862 storing either element to a memory location, using scratch
10863 registers to pick apart the vector and reconstruct the address.
10864 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
10865 (vsx_extract_<mode>_store): Rework alternatives to more correctly
10866 support Altivec registers. Add support for ISA 3.0 Altivec d-form
10868 (vsx_extract_<mode>_var): Add support for extracting a variable
10869 element number from memory.
10871 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
10873 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
10874 when testing for compares against constants of the form 0xabab.
10876 2016-07-29 Bin Cheng <bin.cheng@arm.com>
10878 PR tree-optimization/57558
10879 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
10881 (vect_loop_versioning): Support versioning with niter assumptions.
10882 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
10883 (vect_get_loop_niters): New parameter. Reimplement to support
10884 assumptions in loop niter info.
10885 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
10886 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
10887 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
10888 Support loop versioning for niters.
10889 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
10890 (vect_free_loop_info_assumptions): New function.
10891 (vectorize_loops): Free loop niter info for loops with flag
10892 LOOP_F_ASSUMPTIONS set if vectorization failed.
10893 * tree-vectorizer.h (struct _loop_vec_info): New field
10894 num_iters_assumptions.
10895 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
10896 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
10897 (LOOP_REQUIRES_VERSIONING): New macro.
10898 (vect_free_loop_info_assumptions): New decl.
10900 2016-07-29 Bin Cheng <bin.cheng@arm.com>
10902 * cfgloop.h (struct loop): New field constraints.
10903 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
10904 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
10906 * cfgloop.c (alloc_loop): Initialize new field.
10907 * cfgloopmanip.c (copy_loop_info): Copy constraints.
10908 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
10909 Adjust niter analysis wrto loop constraints.
10910 * doc/loop.texi (@node Number of iterations): Add description for loop
10913 2016-07-29 Marek Polacek <polacek@redhat.com>
10916 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
10917 (ix86_expand_round_builtin): Likewise.
10919 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
10920 Georg-Johann Lay <avr@gjlay.de>
10922 PR rtl-optimization/71976
10923 * combine.c (get_last_value): Return 0 if the argument for which
10924 the function is called has a wider mode than the recorded value.
10926 2016-07-29 Marek Polacek <polacek@redhat.com>
10929 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
10930 (altivec_expand_st_builtin): Likewise.
10932 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
10934 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
10935 introduced in r238381.
10937 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
10939 PR middle-end/68217
10940 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
10941 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
10943 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
10945 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
10947 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10948 Add support for vec_extract of vector double or vector long having
10949 a variable element number on 64-bit ISA 2.07 systems or newer.
10950 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
10952 (rs6000_split_vec_extract_var): New function to split a
10953 vec_extract built-in function with variable element number.
10954 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
10956 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
10957 (UNSPEC_VSX_EXTRACT): Likewise.
10958 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
10959 direct move instructions to be generated on 64-bit ISA 2.07
10960 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
10962 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
10963 arguments for vec_extract variable element.
10964 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
10965 vec_extract with variable element on V2DFmode and V2DImode
10967 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
10968 -mupper-regs-df requirement, since it isn't needed.
10969 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
10970 do direct moves on 64-bit systems, which allows optimization of
10971 vec_extract on 64-bit ISA 2.07 systems and newer.
10973 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
10974 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
10976 * config/aarch64/aarch64.md
10977 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
10978 statement and type.
10979 (<optab>qihi2_aarch64): Likewise, and split into two.
10980 (extendqihi2_aarch64): New.
10981 (zero_extendqihi2_aarch64): New.
10982 * config/aarch64/iterators.md (ldrxt): Remove.
10983 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
10986 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
10988 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
10990 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
10992 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
10993 (aarch64_push_reg): New function to push 1 or 2 registers.
10994 (aarch64_pop_reg): New function to pop 1 or 2 registers.
10995 (aarch64_expand_prologue): Use aarch64_push_regs.
10996 (aarch64_expand_epilogue): Use aarch64_pop_regs.
10998 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
11000 PR tree-optimization/71734
11001 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
11002 attribute instead of REF_LOOP and use it.
11003 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
11004 set it for Loops having non-zero safelen attribute.
11005 (ref_indep_loop_p): Pass zero as initial value for safelen.
11007 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
11009 PR middle-end/72657
11011 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
11012 call using chkp_gimple_call_builtin_p.
11013 (chkp_copy_bounds_for_assign): Likewise.
11015 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11017 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
11018 * config/arm/arm-protos.h (struct tune_params): Likewise.
11019 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
11020 (cortex_a9_sched_adjust_cost): Likewise.
11021 (fa726te_sched_adjust_cost): Likewise.
11022 (arm_adjust_cost): Likewise.
11023 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
11024 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
11025 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
11026 * config/i386/i386.c (ix86_adjust_cost): Likewise.
11027 * config/ia64/ia64.c: Likewise.
11028 * config/m68k/m68k.c: Likewise.
11029 * config/mep/mep.c (mep_adjust_cost): Likewise.
11030 * config/microblaze/microblaze.c (microblaze_adjust_cost):
11032 * config/mips/mips.c (mips_adjust_cost): Likewise.
11033 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
11035 * config/pa/pa.c (pa_adjust_cost): Likewise.
11036 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
11037 (rs6000_debug_adjust_cost): Likewise.
11038 * config/sh/sh.c (sh_adjust_cost): Likewise.
11039 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
11040 (hypersparc_adjust_cost): Likewise.
11041 (sparc_adjust_cost): Likewise.
11042 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
11043 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
11044 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
11046 * config/visium/visium.c (visium_adjust_cost): Likewise.
11047 * doc/tm.texi: Regenerate.
11048 * haifa-sched.c (dep_cost_1): Adjust.
11049 * target.def: Merge adjust_cost and adjust_cost_2.
11051 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11053 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
11055 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11057 * store-motion.c (struct st_expr): Make pattern_regs a vector.
11058 (extract_mentioned_regs): Append to a vector instead of
11059 returning a rtx_expr_list.
11060 (st_expr_entry): Adjust.
11061 (free_st_expr_entry): Likewise.
11062 (store_ops_ok): Likewise.
11063 (store_killed_in_insn): Likewise.
11064 (find_moveable_store): Likewise.
11066 2016-07-28 Martin Liska <mliska@suse.cz>
11068 PR gcov-profile/68025
11069 * tree-profile.c (tree_profiling): Respect
11070 no_profile_instrument_function attribute.
11071 * doc/extend.texi: Document no_profile_instrument_function
11074 2016-07-28 Martin Liska <mliska@suse.cz>
11076 PR rtl-optimization/70944
11077 * combine.c (make_compound_operation):
11078 Do not allow make_compound_operation for vector mode
11080 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
11082 PR middle-end/71994
11083 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
11084 before calling get_ops.
11086 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11088 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
11089 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
11090 (BITS_PER_UNIT_LOG): Remove.
11091 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
11092 * expr.c (expand_assignment): Likewise.
11093 * stor-layout.c (initialize_sizetypes): Likewise.
11095 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
11097 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
11098 signature of rs6000_expand_vector_extract so that the element
11099 number is a RTX instead of a constant integer.
11100 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
11102 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
11103 (altivec_expand_vec_ext_builtin): Likewise.
11104 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
11105 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
11106 MFVSRLD instruction.
11108 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11110 * input.c (get_pure_location): Move here from tree.c.
11111 (make_location): Likewise. Add header comment.
11112 (selftest::test_accessing_ordinary_linemaps): Verify
11113 pure_location_p, make_location, get_location_from_adhoc_loc and
11114 get_range_from_loc.
11115 * input.h (get_pure_location): Move declaration here from tree.h.
11116 (get_finish): Likewise for inline function.
11117 (make_location): Likewise for declaration.
11118 * tree.c (get_pure_location): Move to input.c.
11119 (make_location): Likewise.
11120 * tree.h (get_pure_location): Move declaration to tree.h.
11121 (get_finish): Likewise for inline function.
11122 (make_location): Likewise for declaration.
11124 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11126 PR middle-end/71078
11127 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
11129 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11131 * system.h (STATIC_ASSERT): Use static_assert if building
11132 with C++11 onwards.
11134 2016-07-27 Richard Biener <rguenther@suse.de>
11136 PR tree-optimization/72517
11137 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
11138 Revert change to not compute read-read dependences.
11140 2016-07-27 Richard Biener <rguenther@suse.de>
11142 * predict.c (set_even_probabilities): Make nedges unsigned.
11144 2016-07-27 Martin Liska <mliska@suse.cz>
11146 * predict.c (set_even_probabilities): Handle unlikely edges.
11147 (combine_predictions_for_bb): Likewise.
11149 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11152 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
11153 __float128 support when we don't have hardware support, so that
11154 the IEEE built-in functions like isgreater, first call __unordkf3
11155 to make sure neither operand is a NaN, and if both operands are
11156 ordered, do the normal comparison.
11158 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11160 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
11162 (extract_code_and_val_from_cond_with_ops): Verify that name is
11163 either cond_op0 or cond_op1.
11165 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11167 PR tree-optimization/18046
11168 * genmodes.c (emit_mode_size_inline): Emit an assert that
11169 verifies that mode is a valid array index.
11170 (emit_mode_nuinits_inline): Likewise.
11171 (emit_mode_inner_inline): Likewise.
11172 (emit_mode_unit_size_inline): Likewise.
11173 (emit_mode_unit_precision_inline): Likewise.
11174 * tree-vrp.c: Include params.h.
11175 (find_switch_asserts): Register edge assertions for the default
11176 label which correspond to the anti-ranges of each case label.
11177 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
11178 * doc/invoke.texi: Document it.
11180 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11182 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
11183 and unnecessary call to gimple_bb.
11185 2016-07-26 Richard Biener <rguenther@suse.de>
11187 PR rtl-optimization/71984
11188 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
11191 2016-07-26 Richard Biener <rguenther@suse.de>
11193 PR middle-end/72517
11194 * expmed.c (extract_bit_field_1): Constrain the vector mode
11195 with element size matching the extraction mode size when
11196 choosing a better vector mode to do the extraction from.
11198 2016-07-26 Richard Biener <rguenther@suse.de>
11199 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11201 PR middle-end/70920
11202 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
11205 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11207 * tree-ssa-structalias.c (struct scc_info): Change types of
11208 members to auto_sbitmap and auto_vec.
11209 (scc_info::scc_info): New constructor.
11210 (scc_info::~scc_info): New destructor.
11211 (init_scc_info): Remove.
11212 (free_scc_info): Remove.
11213 (find_indirect_cycles): Adjust.
11214 (perform_var_substitution): Likewise.
11215 (free_var_substitution_info): Likewise.
11217 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11219 * tree-outof-ssa.c (struct elim_graph): Change type of members
11220 to auto_vec and auto_sbitmap.
11221 (elim_graph::elim_graph): New constructor.
11222 (delete_elim_graph): Remove.
11223 (expand_phi_nodes): Adjust.
11225 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11227 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
11228 (new_elim_graph): Adjust.
11229 (clear_elim_graph): Likewise.
11230 (delete_elim_graph): Likewise.
11231 (elim_graph_size): Likewise.
11232 (elim_graph_add_node): Likewise.
11233 (elim_graph_add_edge): Likewise.
11234 (elim_graph_remove_succ_edge): Likewise.
11235 (eliminate_name): Likewise.
11236 (eliminate_build): Likewise.
11237 (elim_forward): Likewise.
11238 (elim_unvisited_predecessor): Likewise.
11239 (elim_backward): Likewise.
11240 (elim_create): Likewise.
11241 (eliminate_phi): Likewise.
11242 (expand_phi_nodes): Likewise.
11244 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11246 * bt-load.c (compute_out): Use auto_sbitmap class.
11247 (link_btr_uses): Likewise.
11248 * cfganal.c (mark_dfs_back_edges): Likewise.
11249 (post_order_compute): Likewise.
11250 (inverted_post_order_compute): Likewise.
11251 (pre_and_rev_post_order_compute_fn): Likewise.
11252 (single_pred_before_succ_order): Likewise.
11253 * cfgexpand.c (pass_expand::execute): Likewise.
11254 * cfgloop.c (verify_loop_structure): Likewise.
11255 * cfgloopmanip.c (fix_bb_placements): Likewise.
11256 (remove_path): Likewise.
11257 (update_dominators_in_loop): Likewise.
11258 * cfgrtl.c (break_superblocks): Likewise.
11259 * ddg.c (check_sccs): Likewise.
11260 (create_ddg_all_sccs): Likewise.
11261 * df-core.c (df_worklist_dataflow): Likewise.
11262 * dse.c (dse_step3): Likewise.
11263 * except.c (eh_region_outermost): Likewise.
11264 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11265 * gcse.c (prune_expressions): Likewise.
11266 (prune_insertions_deletions): Likewise.
11267 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
11268 * graph.c (draw_cfg_nodes_no_loops): Likewise.
11269 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
11270 * lcm.c (compute_earliest): Likewise.
11271 (compute_farthest): Likewise.
11272 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
11273 (unroll_loop_runtime_iterations): Likewise.
11274 (unroll_loop_stupid): Likewise.
11275 * lower-subreg.c (decompose_multiword_subregs): Likewise.
11276 * lra-lives.c: Likewise.
11277 * lra.c (lra): Likewise.
11278 * modulo-sched.c (schedule_reg_moves): Likewise.
11279 (optimize_sc): Likewise.
11280 (get_sched_window): Likewise.
11281 (sms_schedule_by_order): Likewise.
11282 (check_nodes_order): Likewise.
11283 (order_nodes_of_sccs): Likewise.
11284 (order_nodes_in_scc): Likewise.
11285 * recog.c (split_all_insns): Likewise.
11286 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
11287 * reload1.c (reload): Likewise.
11288 * sched-rgn.c (haifa_find_rgns): Likewise.
11289 (split_edges): Likewise.
11290 (compute_trg_info): Likewise.
11291 * sel-sched.c (init_seqno): Likewise.
11292 * store-motion.c (remove_reachable_equiv_notes): Likewise.
11293 * tree-into-ssa.c (update_ssa): Likewise.
11294 * tree-ssa-live.c (live_worklist): Likewise.
11295 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
11296 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11298 (try_peel_loop): Likewise.
11299 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11301 * tree-ssa-pre.c (compute_antic): Likewise.
11302 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
11303 * tree-stdarg.c (reachable_at_most_once): Likewise.
11304 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
11305 * var-tracking.c (vt_find_locations): Likewise.
11307 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11309 * sbitmap.h (auto_sbitmap): New class.
11311 2016-07-26 Alan Modra <amodra@gmail.com>
11314 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
11317 2016-07-25 David Malcolm <dmalcolm@redhat.com>
11319 * input.c (selftest::temp_source_file::temp_source_file): Fix
11320 missing "%s" in fprintf.
11322 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
11324 PR middle-end/71732
11325 * cselib.c (cselib_process_insn): Invalidate argument slots for
11328 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11330 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
11331 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
11332 vmulxh_lane_f16, vmulxh_laneq_f16): New.
11334 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11336 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11337 * config/aarch64/aarch64.md (fma, fnma): Support HF.
11338 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
11340 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11342 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11343 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
11345 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
11346 (add<mode>3): Likewise.
11347 (sub<mode>3): Likewise.
11348 (mul<mode>3): Likewise.
11349 (div<mode>3): Likewise.
11350 (*div<mode>3): Likewise.
11351 (<fmaxmin><mode>3): Extend to HF.
11352 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
11353 (fabd<mode>3): Likewise.
11354 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
11355 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
11356 (aarch64_fmulx<mode>): Likewise.
11357 (aarch64_fac<optab><mode>): Likewise.
11358 (aarch64_frecps<mode>): Likewise.
11359 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
11360 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
11361 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
11362 (VSDQ_HSDI): Support HI.
11363 (fcvt_target, FCVT_TARGET): Likewise.
11364 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
11365 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
11366 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
11367 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
11368 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
11369 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
11370 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
11371 vrsqrtsh_f16): New.
11373 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11375 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
11376 * config/aarch64/aarch64-builtins.c (hi_UP): New.
11377 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11378 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
11380 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
11381 (aarch64_cm<optab><mode>): Likewise.
11382 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
11383 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
11384 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
11385 (sqrt<mode>2): Likewise.
11386 (*sqrt<mode>2): Likewise.
11387 (abs<mode>2): Likewise.
11388 (<optab><mode>hf2): New pattern for HF mode.
11389 (<optab>hihf2): Likewise.
11390 * config/aarch64/arm_neon.h: Include arm_fp16.h.
11391 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
11392 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
11394 * config/aarch64/arm_fp16.h: New file.
11395 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
11396 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
11397 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
11398 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
11399 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
11400 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
11401 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
11402 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
11403 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
11404 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
11405 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
11406 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
11409 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11411 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
11412 reduc_smin_scal_): Use VDQIF_F16.
11413 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
11414 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
11416 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
11417 * config/aarch64/iterators.md (VDQIF_F16): New.
11418 (vp): Support HF modes.
11419 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
11420 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
11422 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11424 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
11425 "*aarch64_mulx_elt_from_dup<mode>".
11426 (*aarch64_mul3_elt<mode>): Update schedule type.
11427 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
11428 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
11429 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
11430 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
11431 (f, fp): Support HF modes.
11432 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
11433 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
11434 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
11435 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
11436 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
11437 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
11439 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11441 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11442 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
11444 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
11447 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11449 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11450 * config/aarch64/aarch64-simd.md
11451 (aarch64_rsqrts<mode>): Extend to HF modes.
11452 (fabd<mode>3): Likewise.
11453 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
11454 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
11455 (aarch64_<maxmin_uns>p<mode>): Likewise.
11456 (<su><maxmin><mode>3): Likewise.
11457 (<maxmin_uns><mode>3): Likewise.
11458 (<fmaxmin><mode>3): Likewise.
11459 (aarch64_faddp<mode>): Likewise.
11460 (aarch64_fmulx<mode>): Likewise.
11461 (aarch64_frecps<mode>): Likewise.
11462 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
11463 (add<mode>3): Extend to HF modes.
11464 (sub<mode>3): Likewise.
11465 (mul<mode>3): Likewise.
11466 (div<mode>3): Likewise.
11467 (*div<mode>3): Likewise.
11468 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
11470 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
11471 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
11472 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
11473 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
11474 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
11475 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
11476 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
11477 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
11478 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
11479 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
11480 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
11481 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
11482 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
11483 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
11485 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11487 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
11488 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11489 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
11490 (neg<mode>2): Likewise.
11491 (abs<mode>2): Likewise.
11492 (<frint_pattern><mode>2): Likewise.
11493 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
11494 (<optab><VDQF:mode><fcvt_target>2): Likewise.
11495 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
11496 (ftrunc<VDQF:mode>2): Likewise.
11497 (<optab><fcvt_target><VDQF:mode>2): Likewise.
11498 (sqrt<mode>2): Likewise.
11499 (*sqrt<mode>2): Likewise.
11500 (aarch64_frecpe<mode>): Likewise.
11501 (aarch64_cm<optab><mode>): Likewise.
11502 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
11504 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
11505 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
11507 * config/aarch64/arm_neon.h (vdup_n_f16): New.
11508 (vdupq_n_f16): Likewise.
11509 (vld1_dup_f16): Use vdup_n_f16.
11510 (vld1q_dup_f16): Use vdupq_n_f16.
11511 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
11512 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
11513 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
11514 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
11515 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
11516 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
11517 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
11518 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
11519 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
11520 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
11521 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
11522 vsqrt_f16, vsqrtq_f16): New.
11524 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11526 * config/aarch64/aarch64-simd.md
11527 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
11528 (aarch64_ext<mode>): Likewise.
11529 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
11530 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
11531 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
11533 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
11535 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
11536 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
11537 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
11538 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
11539 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
11540 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
11541 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
11543 (vmov_n_f16): Reimplement using vdup_n_f16.
11544 (vmovq_n_f16): Reimplement using vdupq_n_f16..
11546 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11548 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
11549 "frame_related_p". Generate CFA annotation when it's necessary.
11550 (aarch64_expand_prologue): Use aarch64_add_constant.
11551 (aarch64_expand_epilogue): Likewise.
11552 (aarch64_output_mi_thunk): Pass "false" when calling
11553 aarch64_add_constant.
11555 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11557 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
11560 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11562 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
11563 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
11564 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
11565 (aarch64_build_constant): Delete.
11567 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
11570 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
11572 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
11573 flag_toplevel_reorder.
11575 2016-07-25 Richard Biener <rguenther@suse.de>
11577 * cgraph.c (cgraph_node::verify_node): Compare against builtin
11578 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
11579 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
11580 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
11581 (streamer_get_builtin_tree): Likewise.
11582 (streamer_write_builtin): Likewise.
11583 * lto-streamer.h (LTO_builtin_decl): Remove.
11584 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
11585 (lto_input_scc): Remove LTO_builtin_decl handling.
11586 (lto_input_tree_1): Liekwise.
11587 * lto-streamer-out.c (lto_output_tree_1): Remove special
11588 handling of builtins.
11589 (DFS::DFS): Likewise.
11590 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
11591 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
11593 (streamer_write_builtin): Remove.
11595 2016-07-25 Martin Liska <mliska@suse.cz>
11597 * lto-cgraph.c (input_symtab): Don't call get_working_sets
11598 if flag_auto_profile is set to true.
11600 2016-07-25 Martin Liska <mliska@suse.cz>
11602 PR gcov-profile/71868
11603 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
11604 have a function with multiple latches, count them all.
11606 2016-07-25 Martin Liska <mliska@suse.cz>
11608 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
11610 2016-07-25 Martin Liska <mliska@suse.cz>
11612 PR tree-optimization/71987
11613 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
11614 just for SSA_NAMEs. Fix GNU coding style.
11616 2016-07-25 Martin Liska <mliska@suse.cz>
11618 PR gcov-profile/64874
11619 * gcov-io.h: Update command about file format.
11620 * gcov-iov.c (main): Adapt the numbering scheme.
11622 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11624 PR middle-end/66726
11625 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
11626 whose result is used in PHI.
11627 (final_range_test_p): Likewise.
11628 (maybe_optimize_range_tests): Likewise.
11630 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11632 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11633 Reformat two multi-line strings.
11635 2016-07-22 Martin Sebor <msebor@redhat.com>
11637 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
11639 2016-07-22 Martin Sebor <msebor@redhat.com>
11642 * doc/extend.texi (Compound Literals): Correct and clarify.
11643 (Cast to Union): Same.
11645 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
11647 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
11648 comments to explain why certain error messages make mention of
11649 undocumented options.
11650 (rs6000_invalid_builtin): Change error messages to replace mention
11651 of undocumented options with mention of the -mcpu=power9 option
11652 that enables those undocumented options.
11653 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
11654 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
11655 definition of this macro to correct an existing error.
11656 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
11657 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
11658 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
11659 descriptions of built-in functions so that they depend on
11660 -mcpu=power9 instead of on the corresponding undocumented flags.
11661 * doc/invoke.texi (Option Summary): Remove all mention of newly
11662 undocumented flags.
11663 (IBM RS/6000 and PowerPC Options): Likewise.
11664 * doc/md.texi (Constraints for Particuliar Machines): Remove all
11665 mention of newly undocumented flags.
11667 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
11669 * ipa-cp.c (determine_versionability): Do not create constprop clones,
11670 when target_clones attribute is set.
11672 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11674 * common.opt (funsafe-loop-optimizations): Mark ignore.
11675 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
11676 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
11678 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
11679 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
11681 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11683 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
11685 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
11687 (number_of_iterations_exit): Warn missed loop optimization for
11688 possible infinite loops.
11690 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
11693 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
11694 when to emit a ".machine" pseudo-op.
11696 2016-07-22 Martin Liska <mliska@suse.cz>
11698 PR gcov-profile/69028
11699 PR gcov-profile/62047
11700 * coverage.c (coverage_compute_lineno_checksum): Do not
11701 calculate checksum for fns w/o xloc.file.
11702 (coverage_compute_profile_id): Likewise.
11704 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
11706 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
11707 (avr_secondary_reload): ...and implementation.
11708 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
11709 * config/avr/avr.md (reload_in<mode>): Remove insns.
11710 (adjust_len) [lpm]: Remove insn attribute value.
11711 * config/avr/predicates.md (flash_operand): Remove insn predicate.
11713 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11715 PR middle-end/71876
11716 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
11718 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
11719 * calls.c (special_function_p): Remove the special handling of the
11720 "__builtin_" prefix.
11722 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11724 PR middle-end/71876
11725 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
11726 if STMT may be an alloca call.
11727 (gimple_alloca_call_p, alloca_call_p): Return only true for the
11728 builtin alloca call.
11729 * calls.h (gimple_maybe_alloca_call_p): New function.
11730 * tree-inline.c (inline_forbidden_p_stmt): Use
11731 gimple_maybe_alloca_call_p here.
11733 2016-07-21 David Malcolm <dmalcolm@redhat.com>
11735 * spellcheck-tree.c (best_macro_match::best_macro_match):
11736 Explictly specify the template arguments when invoking the base
11737 class constructor, to help older C++ compilers.
11739 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11742 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
11743 before builtin_decl_implicit.
11745 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11747 * optabs.c (emit_condiitonal_move): Short circuit for identical
11750 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11752 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
11753 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
11754 (noce_conversion_profitable_p): New.
11755 (noce_try_store_flag_constants): Use it.
11756 (noce_try_addcc): Likewise.
11757 (noce_try_store_flag_mask): Likewise.
11758 (noce_try_cmove): Likewise.
11759 (noce_try_cmove_arith): Likewise.
11760 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
11762 (noce_convert_multiple_sets): Move cost model to here, from...
11763 (bb_ok_for_noce_convert_multiple_sets) ...here.
11764 (noce_process_if_block): Update calls for above changes.
11765 (noce_find_if_block): Record new noce_if_info parameters.
11767 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11769 * target.def (max_noce_ifcvt_seq_cost): New.
11770 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
11771 * doc/tm.texi: Regenerate.
11772 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
11773 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
11774 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
11775 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
11776 * doc/invoke.texi: Document new params.
11778 2016-07-21 Richard Biener <rguenther@suse.de>
11780 PR tree-optimization/71947
11781 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
11782 ranges have useful limit_vr information.
11784 2016-07-21 Richard Biener <rguenther@suse.de>
11786 * function-tests.c (build_trivial_generic_function): Set
11787 BLOCK_SUPERCONTEXT of DECL_INITIAL.
11788 * omp-low.c (create_omp_child_function): Likewise.
11789 (grid_expand_target_grid_body): Likewise.
11790 * cgraphunit.c (init_lowered_empty_function): Likewise.
11791 (cgraph_node::expand_thunk): Likewise.
11792 * tree-parloops.c (create_loop_fn): Likewise.
11793 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
11795 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11797 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
11800 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
11802 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
11803 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
11804 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
11805 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
11806 values for insn attribute.
11807 * config/avr/avr.c (avr_out_insert_notbit): New function.
11808 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
11809 ADJUST_LEN_INSV_NOTBIT_0/_7.
11810 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
11812 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11814 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
11815 (chrec_convert_1, chrec_convert): Ditto.
11816 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
11817 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
11818 * tree-vrp.c (adjust_range_with_scev): Ditto.
11819 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
11820 (scev_var_range_cant_overflow): New function.
11821 (scev_probably_wraps_p): New parameter. Call above function.
11822 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
11824 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11826 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
11827 by removing computation of may_be_zero.
11829 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11831 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
11833 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
11835 Improving concepts performance and diagnostics.
11836 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
11837 for constraint satisfaction and subsumption.
11838 * timevar.h (auto_timevar): New constructor that matches the push/pop
11839 pattern of usage in pt.c.
11841 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11843 * hwint.h (HOST_WIDE_INT_0): New define.
11844 (HOST_WIDE_INT_0U): Ditto.
11845 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
11846 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
11847 * simplify-rtx.c: Ditto.
11848 * tree-object-size.c: Ditto.
11850 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11852 * config/s390/s390.c (s390_encode_section_info): Remove mode size
11855 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11857 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
11858 * combine.c: Use HOST_WIDE_INT_M1U instead of
11859 ~(unsigned HOST_WIDE_INT) 0.
11860 * double-int.h: Ditto.
11862 * dwarf2asm.c:Ditto.
11864 * genmodes.c: Ditto.
11866 * read-rtl.c: Ditto.
11867 * tree-ssa-loop-ivopts.c: Ditto.
11868 * tree-ssa-loop-prefetch.c: Ditto.
11869 * tree-vect-generic.c: Ditto.
11870 * tree-vect-patterns.c: Ditto.
11873 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11875 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
11876 constant addresses outside [0,0xc0] into a register.
11877 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
11878 cases where the base address register is unused after.
11879 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
11880 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
11881 (avr_out_store_psi_reg_disp_tiny): Same.
11883 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11885 Implement attribute progmem on reduced Tiny cores by adding
11886 flash offset 0x4000 to respective symbols.
11889 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
11890 documentation how it works on reduced Tiny cores.
11891 (AVR Named Address Spaces): No support for reduced Tiny.
11892 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
11893 (avr_address_tiny_pm_p): New static function.
11894 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
11895 if the address is in progmem.
11896 (avr_assemble_integer): Same.
11897 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
11898 for symbol_ref in progmem.
11899 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
11900 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
11901 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
11903 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
11905 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
11906 * configure: Regenerate.
11907 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
11908 (USE_THIN_ARCHIVES): New variable.
11909 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
11910 this archive as a thin archive.
11912 2016-07-20 David Malcolm <dmalcolm@redhat.com>
11914 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
11915 same location as last time, don't skip if we have fix-it hints.
11916 Clarify the skipping logic by converting it from one "if" clause
11917 to repeated "if" clauses.
11918 * spellcheck-tree.c: Include "cpplib.h".
11919 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
11920 (best_macro_match::best_macro_match): New constructor.
11921 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
11922 Move here from c/c-decl.c.
11923 (class best_macro_match): Move here from c/c-decl.c, converting
11924 from a typedef to a subclass, gaining a ctor.
11926 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11928 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
11929 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
11931 (avr_addr_space_diagnose_usage): ...and implementation.
11932 (avr_addr_space_supported_p): New function.
11933 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
11934 report bad address space usage if that space is supported.
11935 (avr_insert_attributes): Same. No more complain about unsupported
11937 * config/avr/avr-c.c (tm_p.h): Include it.
11938 (avr_cpu_cpp_builtins): Only define addr-space related built-in
11939 macro if avr_addr_space_supported_p.
11941 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
11943 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
11944 flag_toplevel_reorder.
11946 2016-07-20 David Malcolm <dmalcolm@redhat.com>
11948 * gcc-rich-location.c
11949 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
11951 * gcc-rich-location.h
11952 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
11954 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11956 * target.def (addr_space): Add new diagnose_usage to hook vector.
11957 * targhooks.c (default_addr_space_diagnose_usage): Add default
11958 implementation and...
11959 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
11960 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
11961 is some address space, call targetm.addr_space.diagnose_usage.
11962 * doc/tm.texi.in (Named Address Spaces): Add anchor for
11963 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
11964 * doc/tm.texi: Regenerate.
11966 2016-07-20 Martin Liska <mliska@suse.cz>
11968 PR middle-end/71898
11969 * graphite-isl-ast-to-gimple.c (later_of_the_two):
11970 Properly handly PHI stmts.
11972 2016-07-20 Bin Cheng <bin.cheng@arm.com>
11974 PR tree-optimization/71503
11975 PR tree-optimization/71683
11976 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
11979 2016-07-20 Martin Liska <mliska@suse.cz>
11981 * doc/invoke.texi (-fipa-ra): Document when the option is
11982 disabled. Fix a typo.
11984 2016-07-20 Martin Liska <mliska@suse.cz>
11986 * Makefile.in: Include fibonacci_heap.c
11987 * fibonacci_heap.c: New file.
11988 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
11989 (fibonacci_heap::union_with): Fix deletion of the second heap.
11990 * selftest-run-tests.c (selftest::run_tests): Incorporate
11991 fibonacci heap tests.
11992 * selftest.h: Declare fibonacci_heap_c_tests.
11994 2016-07-20 Martin Liska <mliska@suse.cz>
11996 * selftest-run-tests.c (selftest::run_tests): New function.
11997 * selftest.h (sreal_c_tests): Declare.
11998 * sreal.c (sreal_verify_basics): New function.
11999 (verify_aritmetics): Likewise.
12000 (sreal_verify_arithmetics): Likewise.
12001 (verify_shifting): Likewise.
12002 (sreal_verify_shifting): Likewise.
12003 (void sreal_c_tests): Likewise.
12005 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12007 PR rtl-optimization/71916
12008 * cfgrtl.c (contains_no_active_insn_p): Return false also for
12009 bb which have a single succ fake edge.
12011 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
12014 * dwarf2out.c (gen_subprogram_die): Only call
12015 gen_unspecified_parameters_die while dumping early dwarf.
12017 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12019 PR middle-end/71874
12020 * gimple-fold.c (fold_builtin_memory_op): Use
12021 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
12023 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
12025 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
12026 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
12027 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
12028 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
12029 * combine.c: Ditto.
12032 * double-int.c: Ditto.
12034 * dwarf2out.c: Ditto.
12037 * fold-const.c: Ditto.
12038 * function.c: Ditto.
12040 * genmodes.c: Ditto.
12044 * loop-doloop.c: Ditto.
12045 * loop-invariant.c: Ditto.
12046 * loop-iv.c: Ditto.
12051 * rtlanal.c: Ditto.
12052 * simplify-rtx.c: Ditto.
12053 * stor-layout.c: Ditto.
12055 * tree-ssa-loop-ivopts.c: Ditto.
12056 * tree-vect-generic.c: Ditto.
12057 * tree-vect-patterns.c: Ditto.
12062 * wide-int-print.cc: Ditto.
12063 * wide-int.cc: Ditto.
12064 * wide-int.h: Ditto.
12066 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12068 * selftest.c (selftest::assert_streq): Handle NULL values of
12069 val_actual and val_expected.
12071 2016-07-19 Martin Jambor <mjambor@suse.cz>
12074 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
12075 rather than cgraph_create_node to get a call graph node.
12077 2016-07-19 Richard Biener <rguenther@suse.de>
12079 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
12080 handle all tcc_constant bases and valueize SSA names.
12081 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
12082 tcc_constant bases.
12084 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12086 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
12087 the flags of the exit block and bb2, not just the entry block.
12089 2016-07-19 Richard Biener <rguenther@suse.de>
12091 PR tree-optimization/71901
12092 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
12093 align member, group stuff with the bitfield.
12094 (vn_ref_op_align_unit): New inline.
12095 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
12096 record element alignment and operand 3 unchanged.
12097 (ao_ref_init_from_vn_reference): Adjust.
12098 (valueize_refs_1): Likewise.
12099 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
12101 2016-07-19 Richard Biener <rguenther@suse.de>
12103 PR tree-optimization/71908
12104 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
12105 symbolic constants in a more reliable way.
12107 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
12109 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
12111 (vect_update_inits_of_drs): Likewise.
12112 (vect_create_cond_for_alias_checks): Likewise.
12113 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
12115 2016-07-19 Richard Biener <rguenther@suse.de>
12118 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
12119 with an abstract origin that is not an inlined function outer
12120 scope add a self-reference as abstract origin.
12121 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
12123 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12126 * config/rs6000/rs6000.c (rs6000_function_value): Fix
12127 unintentional System V.4 structure return breakage for structures
12128 with a single floating point element.
12130 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12132 PR tree-optimization/71734
12133 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
12134 contains REF, use it to check safelen, assume that safelen value
12135 must be greater 1, fix style.
12136 (ref_indep_loop_p_2): Add REF_LOOP argument.
12137 (ref_indep_loop_p): Pass LOOP as additional argument to
12138 ref_indep_loop_p_2.
12140 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
12142 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
12143 allocation in the prologue.
12144 * explow.c (get_dynamic_stack_base): New function to return an address
12145 expression for the dynamic stack base.
12146 (get_dynamic_stack_size): New function to do the required dynamic stack
12147 space size calculations.
12148 (allocate_dynamic_stack_space): Use new functions.
12149 (align_dynamic_address): Move some code from
12150 allocate_dynamic_stack_space to new function.
12151 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
12153 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12155 * config/s390/s390.c (s390_encode_section_info): Always set
12156 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
12159 2016-07-18 Richard Biener <rguenther@suse.de>
12161 PR tree-optimization/71893
12162 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
12163 for sizetype cast added by array_ref_element_size.
12164 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12166 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
12168 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
12169 register parameters. Remove code to initialize argument pointer
12170 on TARGET_64BIT. Optimize call to _mcount when it can be reached
12171 using a pc-relative branch. Cleanup conditional code.
12172 * config/pa/pa.md (call_mcount): New expander.
12173 (call_mcount_nonpic): New insn.
12174 (call_mcount_pic): New insn and split.
12175 (call_mcount_pic_post_reload): New insn.
12176 (call_mcount_64bit): New insn and split.
12177 (call_mcount_64bit_post_reload): New insn.
12179 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
12181 * config/avr/predicates.md (const_m255_to_m1_operand): New.
12182 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
12183 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
12184 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
12185 (*usum_widenqihi3, *udiff_widenqihi3)
12186 (*addhi3_zero_extend.const): New combiner insns.
12187 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
12188 just 1 bit is affected.
12189 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
12190 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
12192 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
12194 * omp-low.c (lower_omp_target): Mark data clauses with
12195 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
12196 zero-length subarrays.
12198 2016-07-15 Richard Biener <rguenther@suse.de>
12200 PR tree-optimization/71881
12201 * tree-loop-distribution.c (destroy_loop): Remove blocks in
12202 reverse DOM order to make debug temp generation happy.
12204 2016-07-15 Richard Biener <rguenther@suse.de>
12206 PR tree-optimization/71887
12207 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
12208 verify it is not zero for division / modulo handling.
12209 (value_replacement): Adjust.
12211 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
12212 Julian Brown <julian@codesourcery.com>
12214 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
12215 * config/aarch64/aarch64-cost-tables.h
12216 (vulcan_extra_costs): New variable.
12217 * config/aarch64/aarch64.c
12218 (vulcan_addrcost_table): Likewise.
12219 (vulcan_regmove_cost): Likewise.
12220 (vulcan_vector_cost): Likewise.
12221 (vulcan_branch_cost): Likewise.
12222 (vulcan_tunings): Likewise.
12224 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
12226 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
12227 (output_in_order): Loop over undefined variables too. Output them
12228 via assemble_undefined_decl. Skip variables that correspond to hard
12229 registers or have value-exprs.
12230 * varpool.c (symbol_table::output_variables): Handle undefined
12231 variables together with defined ones.
12233 2016-07-15 Richard Biener <rguenther@suse.de>
12235 * tree-ssa-pre.c (get_representative_for): Make sure to return
12236 the value number of SSA names.
12237 (phi_translate_1): get_representative_for cannot return NULL.
12238 (do_pre_regular_insertion): Remove redundant call to
12239 fully_constant_expression.
12240 (do_pre_partial_partial_insertion): Likewise.
12242 2016-07-15 Bin Cheng <bin.cheng@arm.com>
12244 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
12245 (derive_simple_iv_with_niters): New function.
12246 (simple_iv): Rewrite using simple_iv_with_niters.
12247 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
12248 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12250 (number_of_iterations_exit): Rewrite using above function.
12251 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12254 2016-07-15 Richard Biener <rguenther@suse.de>
12256 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
12257 vec_construct cost.
12259 2016-07-14 Jakub Jelinek <jakub@redhat.com>
12261 PR tree-optimization/71872
12262 * tree-data-ref.c (get_references_in_stmt): Ignore references
12263 with is_gimple_constant get_base_address.
12265 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12267 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
12268 (TARGET_HAVE_LDACQD): New macro.
12269 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
12270 than TARGET_HAVE_LDACQ.
12271 (arm_load_acquire_exclusivedi): Likewise.
12272 (arm_store_release_exclusivedi): Likewise.
12274 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12276 PR rtl-optimization/71878
12277 * lra-constraints.c (match_reload): Pass information about other
12278 output operands. Create new unique register value if matching input
12279 operand shares same register value as output operand being considered.
12280 (curr_insn_transform): Record output operands already processed.
12282 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12285 PR tree-optimization/70923
12286 * tree-vect-patterns.c: Include mult-synthesis.h.
12287 (target_supports_mult_synth_alg): New function.
12288 (synth_lshift_by_additions): Likewise.
12289 (apply_binop_and_append_stmt): Likewise.
12290 (vect_synth_mult_by_constant): Likewise.
12291 (target_has_vecop_for_code): Likewise.
12292 (vect_recog_mult_pattern): Use above functions to synthesize vector
12293 multiplication by integer constants.
12295 2016-07-14 Alan Modra <amodra@gmail.com>
12297 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
12298 gpr alternatives. Correct '*' placement on Y,r alternative.
12299 Add '*' on operand 1 of r,r alternative.
12301 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12303 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
12304 * expmed.h: ... Here.
12306 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
12308 * gimple.h (stmt_can_terminate_bb_p): New function.
12309 * tree-cfg.c (need_fake_edge_p): Rename to ...
12310 (stmt_can_terminate_bb_p): ... this; return true if stmt can
12311 throw external; handle const and pure calls.
12312 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
12314 2016-07-14 Richard Biener <rguenther@suse.de>
12316 PR tree-optimization/71866
12317 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
12318 (do_hoist_insertion): Avoid endless recursion when we
12319 didn't insert anything because we managed to simplify
12320 things down to a constant or SSA name.
12321 (fully_constant_expression): Re-write in terms of ...
12322 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
12323 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
12324 vn_nary_build_or_lookup_1.
12325 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
12326 (vn_nary_build_or_lookup): ... this which now wraps it.
12328 2016-07-14 Alan Modra <amodra@gmail.com>
12331 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
12332 with p9_vector override before power9-dform override.
12334 2016-07-13 Andi Kleen <ak@linux.intel.com>
12336 * value-prof.c (gimple_value_profile_transformations): Don't run
12337 when auto_profile is on.
12339 2016-07-13 Andi Kleen <ak@linux.intel.com>
12341 * auto-profile.c (update_inlined_ind_target,
12342 afdo_indirect_call): Print information to dump file.
12344 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
12346 * genrecog.c (special_predicate_operand_p): New function.
12347 (predicate_name): Move function.
12348 (validate_pattern): Don't warn about missing mode for all
12349 define_special_predicate predicates.
12351 2016-07-13 Bin Cheng <bin.cheng@arm.com>
12353 * tree-vect-data-refs.c (vect_no_alias_p): New function.
12354 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
12355 resolve alias checks which are known at compilation time.
12356 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
12357 alias checks are resolved. Move dump info for too many runtime
12358 alias checks to here...
12359 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
12361 2016-07-13 Richard Biener <rguenther@suse.de>
12363 PR tree-optimization/24574
12364 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
12365 position and add shift, rotate, divison and modulo support
12367 (value_replacement): Pass in argument position to absorbing_element_p.
12369 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
12372 * ipa-inline-transform.c (inline_call): Support
12373 instrumented thunks.
12375 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12377 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
12378 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
12380 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
12381 Baseline. Make initial alternative TARGET_32BIT only.
12382 (udivsi3): Likewise.
12383 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
12384 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
12387 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12389 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
12390 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
12391 availability with TARGET_HAVE_MOVT.
12392 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
12393 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
12394 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
12396 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
12397 extra instruction if MOVW is available. Use a cost variable
12398 incremented by COSTS_N_INSNS (1) when the condition match rather than
12399 returning an arithmetic expression based on COSTS_N_INSNS. Make
12400 constant with bottom half word zero cost 2 instruction if MOVW is
12402 * config/arm/arm.md (define_attr "arch"): Add v8mb.
12403 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
12404 target is ARMv8-M Baseline.
12405 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
12406 (arm_movtas_ze): Likewise.
12407 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
12408 alternative for constants satisfying j constraint.
12409 (thumb1_movsi_insn): Likewise.
12410 (movsi splitter for K alternative): Tighten condition to not trigger
12411 if movt is available and j constraint is satisfied.
12412 (Pe immediate splitter): Likewise.
12413 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
12414 constant fitting in an halfword to use MOVW.
12415 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
12418 2016-07-13 Richard Biener <rguenther@suse.de>
12420 PR middle-end/71104
12421 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
12422 gimplifying the LHS. Make sure to gimplify a returning twice
12423 call LHS without using SSA names.
12425 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12427 * tree-data-ref.c (find_data_references_in_stmt): Remove
12428 unnecessary call to vec::release.
12429 (graphite_find_data_references_in_stmt): Likewise.
12430 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
12431 * tree-vect-stmts.c (vectorizable_condition): Likewise.
12433 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12435 * cfgexpand.c (expand_used_vars): Make the type of a local
12437 * genmatch.c (lower_for): Likewise.
12438 * haifa-sched.c (haifa_sched_init): Likewise.
12439 (add_to_speculative_block): Likewise.
12440 (create_check_block_twin): Likewise.
12441 * predict.c (handle_missing_profiles): Likewise.
12442 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
12443 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
12444 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
12446 (maybe_lower_iteration_bound): Likewise.
12447 * tree-ssa-sccvn.c (DFS): Likewise.
12448 * tree-stdarg.c (reachable_at_most_once): Likewise.
12449 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
12450 (vectorizable_store): Likewise.
12452 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12454 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
12455 (sccvn_dom_walker): make cond_stack an auto_vec.
12457 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12459 * ree.c (struct ext_state): Make type of members auto_vec.
12460 (find_and_remove_re): Adjust.
12462 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12464 * cfgexpand.c (struct stack_vars_data): Make type of fields
12466 (expand_used_vars): Adjust.
12468 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12470 * ipa.c (record_cdtor_fn): Adjust.
12471 (build_cdtor_fns): Likewise.
12472 (ipa_cdtor_merge): Make static_ctors and static_dtors local
12475 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12477 * genextract.c (struct accum_extract): Add constructor and make
12479 (gen_insn): Adjust.
12481 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12483 * tree.c (struct free_lang_data_d): Add constructor and change
12484 types of members to ones that automatically manage resources.
12485 (fld_worklist_push): Adjust.
12486 (find_decls_types): Likewise.
12487 (find_decls_types_in_eh_region): Likewise.
12488 (free_lang_data_in_cgraph): Stop manually creating and
12489 destroying members of free_lang_data_d.
12491 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
12493 PR rtl-optimization/68961
12494 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
12495 peephole variant. Use sse_reg_operand predicates.
12497 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
12499 * config/i386/predicates.md (x86_64_immediate_operand)
12500 <case CONST_INT>: Remove unneeded truncation to DImode.
12501 <case CONST>: Ditto.
12502 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12504 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12507 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
12508 The xxperm and xxpermr instructions require that the 2nd input
12509 operand overlap with the output operand, and not the 1st.
12510 (altivec_vperm_v8hiv16qi): Likewise.
12511 (altivec_vperm_<mode>_uns_internal): Likewise.
12512 (altivec_vpermr_<mode>_internal): Likewise.
12513 (vperm_v8hiv4si): Likewise.
12514 (vperm_v16qiv8hi): Likewise.
12516 2016-07-12 Nathan Sidwell <nathan@acm.org>
12518 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
12519 when -mno-pic-data-is-text-relative is in effect, by default.
12520 * doc/invoke.texi (mpic-data-is-text-relative): Document new
12521 behavior and clarify.
12523 2016-07-12 Martin Liska <mliska@suse.cz>
12525 * params.def: Add avg-loop niter.
12526 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
12527 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
12528 * doc/invoke.texi: Document the new parameter.
12530 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12532 PR middle-end/71700
12533 * expr.c (store_constructor): Mask sign-extended bits when widening
12534 sub-word constructor element at the start of a word.
12536 2016-07-12 Martin Liska <mliska@suse.cz>
12538 * Makefile.in: Append rule for params-options.h.
12539 * params-options.h: New file.
12541 2016-07-12 Martin Liska <mliska@suse.cz>
12543 * ira-build.c (mark_loops_for_removal): Properly iterate
12546 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
12547 Richard Biener <rguenther@suse.de>
12549 PR tree-optimization/23286
12550 PR tree-optimization/70159
12551 * doc/invoke.texi: Document -fcode-hoisting.
12552 * common.opt (fcode-hoisting): New flag.
12553 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
12554 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
12555 (do_regular_insertion): Rename to ...
12556 (do_pre_regular_insertion): ... this and amend general comments
12557 on insertion strathegy.
12558 (do_partial_partial_insertion): Rename to ...
12559 (do_pre_partial_partial_insertion): ... this.
12560 (do_hoist_insertion): New function.
12561 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
12562 and call do_hoist_insertion properly.
12564 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
12565 (pass_pre::execute): Register hoist_insert stats.
12567 2016-07-12 Jakub Jelinek <jakub@redhat.com>
12569 PR middle-end/71716
12570 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
12571 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
12572 is different from mode's bitsize. Small cleanup.
12574 2016-07-12 Richard Biener <rguenther@suse.de>
12576 PR rtl-optimization/68961
12577 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
12578 to simplify to a non-constant.
12580 2016-07-11 Jakub Jelinek <jakub@redhat.com>
12582 PR middle-end/71758
12583 * omp-low.c (expand_omp_target): Gimplify device.
12585 PR tree-optimization/71823
12586 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
12587 to get vec_oprnds2 from op2.
12589 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
12591 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
12592 Hoist common subexpressions.
12593 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12595 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
12598 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
12599 prevent generation of 'stxsiwx' on pre Power8 hardware.
12601 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12603 * input.c: Include cpplib.h.
12604 (selftest::temp_source_file): New class.
12605 (selftest::temp_source_file::temp_source_file): New ctor.
12606 (selftest::temp_source_file::~temp_source_file): New dtor.
12607 (selftest::should_have_column_data_p): New function.
12608 (selftest::test_should_have_column_data_p): New function.
12609 (selftest::temp_line_table): New class.
12610 (selftest::temp_line_table::temp_line_table): New ctor.
12611 (selftest::temp_line_table::~temp_line_table): New dtor.
12612 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
12613 it to create a temp_line_table.
12614 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
12615 locations that are known to have column data.
12616 (selftest::line_table_case): New struct.
12617 (selftest::test_reading_source_line): Move tempfile handling
12618 to class temp_source_file.
12619 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
12620 (selftest::assert_token_loc_eq): New function.
12621 (ASSERT_TOKEN_LOC_EQ): New macro.
12622 (selftest::test_lexer): New function.
12623 (selftest::boundary_locations): New array.
12624 (selftest::input_c_tests): Call test_should_have_column_data_p.
12625 Loop over a test matrix of interesting values of location and
12626 default_range_bits, calling test_lexer on each case in the matrix.
12627 Move call to test_accessing_ordinary_linemaps into the matrix.
12628 * selftest.h (ASSERT_EQ): Reimplement in terms of...
12629 (ASSERT_EQ_AT): New macro.
12631 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
12634 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12635 Don't convert TImode in debug insn.
12637 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12639 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
12640 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
12641 (tree_type_common::lang_flag_7): New.
12642 (tree_type_common::spare): Reduce size.
12643 * tree.h (TYPE_ALIGN_OK): Remove.
12644 (TYPE_LANG_FLAG_7): New.
12645 (get_inner_reference): Adjust header.
12646 * print-tree.c (print_node): Adjust.
12647 * expr.c (get_inner_reference): Remove parameter keep_aligning.
12648 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
12649 calls to get_inner_reference.
12650 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
12651 handling of TYPE_ALIGN_OK.
12652 * builtins.c (get_object_alignment_2): Adjust call to
12653 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
12654 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
12656 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
12657 * cfgexpand.c (expand_debug_expr): Likewise.
12658 * dbxout.c (dbxout_expand_expr): Likewise.
12659 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
12660 loc_list_from_tree, fortran_common): Likewise.
12661 * fold-const.c (optimize_bit_field_compare,
12662 decode_field_reference, fold_unary_loc, fold_comparison,
12663 split_address_to_core_and_offset): Likewise.
12664 * gimple-laddress.c (execute): Likewise.
12665 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
12666 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
12667 * hsa-gen.c (gen_hsa_addr): Likewise.
12668 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
12669 * tsan.c (instrument_expr): Likewise.
12670 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
12671 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
12672 * tree-affine.c (tree_to_aff_combination,
12673 get_inner_reference_aff): Adjust calls to get_inner_reference.
12674 * tree-data-ref.c (split_constant_offset_1,
12675 dr_analyze_innermost): Likewise.
12676 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
12677 * tree-sra.c (ipa_sra_check_caller): Likewise.
12678 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
12679 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
12680 bswap_replace): Likewise.
12681 * tree-vect-data-refs.c (vect_check_gather,
12682 vect_analyze_data_refs): Likewise.
12683 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
12684 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
12687 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12689 * Makefile.in (selftest-valgrind): New phony target.
12690 * function-tests.c (selftest::build_cfg): Delete pass instances
12691 created by the test.
12692 (selftest::convert_to_ssa): Likewise.
12693 (selftest::test_expansion_to_rtl): Likewise.
12694 * tree-cfg.c (selftest::test_linear_chain): Release dominator
12696 (selftest::test_diamond): Likewise.
12698 2016-07-11 Richard Biener <rguenther@suse.de>
12700 PR tree-optimization/71816
12701 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
12702 than replacing all of its operands.
12704 2016-07-11 Alan Modra <amodra@gmail.com>
12706 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
12707 (ctr<mode>): Add unspec.
12708 (ctr<mode>_internal*): Likewise.
12710 2016-07-08 James Bowman <james.bowman@ftdichip.com>
12712 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
12713 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
12715 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
12717 PR rtl-optimization/71621
12718 * lra-constraints.c (process_alt_operands): Check combination of
12719 reg class and mode.
12721 2016-07-08 Jason Merrill <jason@redhat.com>
12722 Richard Biener <rguenther@suse.de>
12724 P0145: Refining Expression Order for C++.
12725 * gimplify.c (initial_rhs_predicate_for): New.
12726 (gimplfy_modify_expr): Gimplify RHS before LHS.
12728 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12731 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12732 Allow standard error handling to take over when a wrong number
12733 of arguments is presented to __builtin_vec_ld () or
12734 __builtin_vec_st ().
12736 2016-07-08 Jiong Wang <jiong.wang@arm.com>
12738 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
12743 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
12744 __builtin_aarch64_fmaxv2sf.
12745 (vmaxnmq_f32): Likewise.
12746 (vmaxnmq_f64): Likewise.
12747 (vminnm_f32): Likewise.
12748 (vminnmq_f32): Likewise.
12749 (vminnmq_f64): Likewise.
12751 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
12754 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
12755 enable -mfloat128-hardware by default.
12756 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
12757 that IEEE 128-bit hardware support needs.
12758 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
12759 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
12760 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
12761 floating point requires.
12762 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12763 -mfloat128 and -mfloat128-hardware changes.
12765 2016-07-08 Alan Hayward <alan.hayward@arm.com>
12767 PR tree-optimization/71667
12768 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
12770 2016-07-08 Martin Liska <mliska@suse.cz>
12772 PR middle-end/71606
12773 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
12774 folding produces SAVE_EXPRs, thus return false for the type.
12776 2016-07-07 Martin Liska <mliska@suse.cz>
12778 * file-find.c (remove_prefix): New function.
12779 * file-find.h (remove_prefix): Declare the function.
12780 * gcc-ar.c (main): Skip a folder of the wrapper if
12781 a wrapped binary would point to the same file.
12783 2016-07-07 Jan Hubicka <jh@suse.cz>
12785 * tree-scalar-evolution.c (iv_can_overflow_p): export.
12786 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
12787 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
12789 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
12792 * ipa-inline-analysis.c (compute_inline_parameters): Set
12793 local.can_change_signature to false for intrumentation
12796 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12798 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
12799 with TARGET_HAVE_MOVT.
12800 (TARGET_HAVE_MOVT): Define.
12801 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
12802 availability with TARGET_HAVE_MOVT.
12803 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
12805 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
12807 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
12808 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
12809 * config/arm/constraints.md (define_constraint "j"): Use
12810 TARGET_HAVE_MOVT to check MOVT availability.
12812 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12814 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
12816 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12818 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
12819 (armv8-m.main): Likewise.
12820 (armv8-m.main+dsp): Likewise.
12821 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
12822 (FL_FOR_ARCH8M_MAIN): Likewise.
12823 * config/arm/arm-tables.opt: Regenerate.
12824 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
12825 armv8-m.main+dsp to BE8_LINK_SPEC.
12826 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
12827 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
12828 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
12829 Baseline and Mainline.
12830 (arm_option_override_internal): Also disable arm_restrict_it when
12831 !arm_arch_notm. Update comment for -munaligned-access to also cover
12833 (arm_file_start): Increase buffer size for printing architecture name.
12834 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
12835 and armv8-m.main+dsp.
12836 (mno-unaligned-access): Clarify that this is disabled by default for
12837 ARMv8-M Baseline architectures as well.
12839 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12841 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
12842 decide whether to prevent some libgcc routines being included for some
12843 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
12844 link between this condition and the one in
12845 libgcc/config/arm/lib1func.S.
12847 2016-07-07 Richard Biener <rguenther@suse.de>
12849 * tree-ssa-pre.c: Include alias.h.
12850 (compute_avail): If we have multiple VN_REFERENCEs with the
12851 same hashtable entry adjust that to make it a valid replacement
12852 for all of them with respect to alignment and aliasing
12853 when doing insertion.
12854 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
12855 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
12857 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
12861 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12862 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
12865 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12867 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
12868 (adjust_mems): Adjust.
12869 (adjust_insn): Likewise.
12870 (prepare_call_arguments): Likewise.
12872 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12874 * gcse.c (struct ls_expr): Make stores field a vector.
12875 (ldst_entry): Adjust.
12876 (free_ldst_entry): Likewise.
12877 (print_ldst_list): Likewise.
12878 (compute_ld_motion_mems): Likewise.
12879 (update_ld_motion_stores): Likewise.
12881 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12883 * gcse.c (struct ls_expr): Remove loads field.
12884 (ldst_entry): Adjust.
12885 (free_ldst_entry): Likewise.
12886 (print_ldst_list): Likewise.
12887 (compute_ld_motion_mems): Likewise.
12889 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12891 * store-motion.c (struct st_expr): Make antic_stores a vector.
12892 (st_expr_entry): Adjust.
12893 (free_st_expr_entry): Likewise.
12894 (print_store_motion_mems): Likewise.
12895 (find_moveable_store): Likewise.
12896 (compute_store_table): Likewise.
12897 (remove_reachable_equiv_notes): Likewise.
12898 (replace_store_insn): Likewise.
12899 (build_store_vectors): Likewise.
12901 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12903 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
12904 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
12906 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
12908 PR tree-optimization/71518
12909 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
12910 misalign also for outer loops with negative step.
12912 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
12914 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
12915 (cortex_a53_shift): Add mov_shift.
12916 (cortex_a53_shift_reg): Add new reservation for register shifts.
12917 (cortex_a53_alu): Remove bfm.
12918 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
12919 (cortex_a53_alu_extr): Add new reservation for EXTR.
12920 (bypasses): Improve bypass modelling.
12922 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12925 * config/avr/avr.c (avr_asm_select_section): Strip off
12926 SECTION_DECLARED from flags when calling get_section.
12928 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
12930 * tree-vectorizer.h (vect_memory_access_type): Add
12931 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
12932 * tree-vect-stmts.c (compare_step_with_zero): New function.
12933 (perm_mask_for_reverse): Move further up file.
12934 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
12936 (get_negative_load_store_type): New function.
12937 (get_load_store_type): Call it. Add an ncopies argument.
12938 (vectorizable_mask_load_store): Update call accordingly and
12939 remove tests for negative steps.
12940 (vectorizable_store, vectorizable_load): Likewise. Handle new
12941 memory_access_types.
12943 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
12945 * tree-vectorizer.h (vect_memory_access_type): New enum.
12946 (_stmt_vec_info): Add a memory_access_type field.
12947 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
12948 (vect_model_store_cost): Take an access type instead of a boolean.
12949 (vect_model_load_cost): Likewise.
12950 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
12951 vect_model_store_cost and vect_model_load_cost.
12952 * tree-vect-stmts.c (vec_load_store_type): New enum.
12953 (vect_model_store_cost): Take an access type instead of a
12954 store_lanes_p boolean. Simplify tests.
12955 (vect_model_load_cost): Likewise, but for load_lanes_p.
12956 (get_group_load_store_type, get_load_store_type): New functions.
12957 (vectorizable_store): Use get_load_store_type. Record the access
12958 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
12959 (vectorizable_load): Likewise.
12960 (vectorizable_mask_load_store): Likewise. Replace is_store
12961 variable with vls_type.
12963 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
12965 * tree-vectorizer.h (vect_grouped_load_supported): Add a
12966 single_element_p parameter.
12967 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
12968 Check the PR65518 case here rather than in vectorizable_load.
12969 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
12970 * tree-vect-stmts.c (vectorizable_load): Likewise.
12972 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
12974 * tree-vectorizer.h (gather_scatter_info): New structure.
12975 (vect_check_gather_scatter): Return a bool rather than a decl.
12976 Replace return-by-pointer arguments with a single
12977 gather_scatter_info *.
12978 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
12979 (vect_analyze_data_refs): Update call accordingly.
12980 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
12981 (vectorizable_mask_load_store): Likewise. Also record the
12982 offset dt and vectype in the gather_scatter_info.
12983 (vectorizable_store): Likewise.
12984 (vectorizable_load): Likewise.
12986 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
12988 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
12989 strided groups, use the cost of N scalar accesses instead
12990 of ncopies vector accesses.
12991 (vect_model_load_cost): Likewise.
12993 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
12995 * tree-vect-stmts.c (vect_cost_group_size): Delete.
12996 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
12997 variable to indicate when once-per-group costs are being used.
12998 (vect_model_load_cost): Likewise. Fix comment and misindented code.
13000 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13002 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
13003 peeling-for-gaps condition.
13005 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13007 * config/s390/s390.c (s390_expand_vec_init): Force initializer
13008 element to register if it doesn't match general_operand.
13010 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
13011 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13013 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
13015 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
13016 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
13017 (SIGNBIT): New mode iterator.
13018 (Fsignbit): New mode attribute.
13019 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
13020 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
13021 when direct moves are available.
13022 (signbit<mode>2_dm): New define_insn_and_split).
13023 (signbit<mode>2_dm2): New define_insn.
13025 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13027 PR rtl-optimization/71594
13028 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
13029 into subregs of appropriate mode before trying to emit a conditional
13032 2016-07-05 Jan Hubicka <jh@suse.cz>
13034 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
13035 (simple_iv): Use it.
13037 2016-07-05 Jan Hubicka <jh@suse.cz>
13039 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
13041 2016-07-05 Jiong Wang <jiong.wang@arm.com>
13043 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
13046 2016-07-05 Jan Hubicka <jh@suse.cz>
13048 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
13051 2016-07-05 Richard Biener <rguenther@suse.de>
13053 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
13054 Handle empty else block.
13055 (is_feasible_trace): Likewise.
13056 (split_paths): Likewise.
13058 2016-07-05 Richard Biener <rguenther@suse.de>
13060 * tree-loop-distribution.c (distribute_loop): Fix issue with
13061 the cost model loop.
13063 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
13065 * config/arm/neon-testgen.ml: Delete.
13066 * config/arm/neon.ml: Delete.
13068 2016-07-04 Jakub Jelinek <jakub@redhat.com>
13071 * tree.c (attribute_value_equal): Use get_attribute_name instead of
13072 directly using TREE_PURPOSE.
13074 2016-07-04 Jiong Wang <jiong.wang@arm.com>
13076 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
13077 * config/aarch64/aarch64_neon.h: Likewise.
13078 * config/aarch64/arm_neon.h: Likewise.
13079 * config/aarch64/atomics.md: Likewise.
13080 * config/aarch64/aarch64-simd-builtins.def: Likewise.
13081 * doc/invoke.texi: Likewise.
13083 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13085 * config/s390/s390.md: Add "z13" cpu_facility.
13086 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
13087 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
13088 condition" type instructions.
13090 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13091 Jeff Law <law@redhat.com>
13093 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
13094 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
13096 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
13098 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
13099 permutation for TARGET_AVX512F.
13100 (ix86_expand_vec_one_operand_perm_avx512): New function.
13101 (expand_vec_perm_1): Invoke introduced function.
13102 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13103 it may be not valid after vectorization.
13105 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13108 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
13109 typo in comment. Only force to memory if it is a weak
13110 external reference.
13112 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
13113 Jiong Wang <jiong.wang@arm.com>
13115 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
13116 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
13117 (AARCH64_FL_F16): New.
13118 (AARCH64_FL_FOR_ARCH8_2): New.
13119 (AARCH64_ISA_8_2): New.
13120 (AARCH64_ISA_F16): New.
13121 (TARGET_FP_F16INST): New.
13122 (TARGET_SIMD_F16INST): New.
13123 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
13124 ("fp"): Disabling "fp" also disables "fp16".
13125 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
13126 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
13127 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
13128 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
13130 2016-07-04 Jan Beulich <jbeulich@suse.com>
13132 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
13134 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13137 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
13138 the insns, use an insn form that does not adjust the offset on
13139 little endian systems.
13141 2016-07-01 Jan Beulich <jbeulich@suse.com>
13143 * varasm.c (get_variable_section): Validate initializer in
13144 named .bss-like sections.
13146 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13148 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
13149 Exchange the order of the second and third operands in the vpermr
13150 instruction tmeplate.
13152 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
13155 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
13156 Disallow TDmode values.
13158 2016-07-01 Alan Modra <amodra@gmail.com>
13160 PR rtl-optimization/71709
13161 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
13162 being set, not referenced.
13164 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
13166 PR tree-optimization/70729
13167 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
13168 of loop since it can be not valid after transformation.
13170 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13172 * config/arm/arm.c (thumb_reload_in_hi): Delete.
13173 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
13175 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
13177 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
13180 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13183 * config/rs6000/constraints.md (wY constraint): New constraint to
13184 match the requirements for the LXSD and STXSD instructions.
13185 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
13186 predicate to match the requirements for the LXSD and STXSD
13188 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
13189 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
13190 to make sure that the bottom 2 bits of offset are 0, the address
13191 form is offsettable, and no updating is done in the address mode.
13192 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
13193 (movdi_internal32): Likewise
13194 (movdi_internal64): Likewise.
13196 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13198 PR tree-optimization/71707
13199 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
13200 strinfo even for ADDR_EXPR ptr.
13202 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
13204 * config/rs6000/altivec.md (darn_32): Change the condition to
13205 TARGET_P9_MISC instead of TARGET_MODULO.
13206 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
13207 condition expression.
13208 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
13209 condition expression.
13210 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
13211 (DFP_TEST): New code iterator.
13212 (dfptstsfi_<code>_mode>): New define_expand.
13213 (*dfp_sgnfcnc_<mode>): New define_insn.
13214 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
13215 definition next to BU_P9_MISC_1 definition and change the MASK
13216 value to RS6000_BTM_P9_MISC.
13217 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
13218 (BU_P9_64BIT_MISC_0): Likewise.
13219 (BU_P9_DFP_MISC_0): New macro definition.
13220 (BU_P9_DFP_MISC_1): New macro definition.
13221 (BU_P9_DFP_MISC_2): New macro definition.
13222 (BU_P9_DFP_OVERLOAD_1): New macro definition.
13223 (BU_P9_DFP_OVERLOAD_2): New macro definition.
13224 (BU_P9_DFP_OVERLOAD_3): New macro definition.
13225 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
13226 (TSTSFI_LT_TD): Likewise.
13227 (TSTSFI_EQ_DD): Likewise.
13228 (TSTSFI_EQ_TD): Likewise.
13229 (TSTSFI_GT_DD): Likewise.
13230 (TSTSFI_GT_TD): Likewise.
13231 (TSTSFI_OV_DD): Likewise.
13232 (TSTSFI_OV_TD): Likewise.
13233 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
13234 (TSTSFI_LT_DD): Likewise.
13235 (TSTSFI_LT_TD): Likewise.
13236 (TSTSFI_EQ): Likewise.
13237 (TSTSFI_EQ_DD): Likewise.
13238 (TSTSFI_EQ_TD): Likewise.
13239 (TSTSFI_GT): Likewise.
13240 (TSTSFI_GT_DD): Likewise.
13241 (TSTSFI_GT_TD): Likewise.
13242 (TSTSFI_OV): Likewise.
13243 (TSTSFI_OV_DD): Likewise.
13244 (TSTSFI_OV_TD): Likewise.
13245 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13246 overloaded test significance functions.
13247 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13248 OPTION_MASK_P9_MISC into the representation of this mask.
13249 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
13251 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
13252 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
13254 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
13255 argument is a 6-bit unsigned literal value if the icode argument
13256 represents a DFP test significance built-in call.
13257 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
13258 flag used independently and in combination with the
13259 RS6000_BTM_64BIT flag.
13260 (rs6000_opt_masks): Add entry for power9-misc command-line option.
13261 (rs6000_builtin_mask_names): Add entry for power9-misc
13262 command-line option.
13263 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
13264 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
13265 RS6000_BTM_P9_MISC macros.
13266 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
13267 option and change the description of the -mpower9-vector option to
13268 enable only vector instructions, removing its erroneously claimed
13269 support for scalar instructions.
13270 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13271 the ISA 3.0 digital floating point test significance built-in
13274 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
13276 * config/aarch64/aarch64.c (cortexa35_tunings):
13277 Enable AES fusion. Use cortexa57_branch_cost.
13278 (cortexa53_tunings): Use cortexa57_branch_cost.
13279 (cortexa72_tunings): Use cortexa57_branch_cost.
13280 Use AUTOPREFETCHER_WEAK.
13281 (cortexa73_tunings): Use cortexa57_branch_cost.
13283 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13284 James Greenhalgh <james.greenhalgh@arm.com>
13286 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
13287 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
13288 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
13289 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
13290 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
13291 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
13292 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
13293 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
13294 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
13295 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
13296 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
13297 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
13298 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
13301 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
13302 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13304 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
13306 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
13308 2016-06-30 David Malcolm <dmalcolm@redhat.com>
13311 * gcc.c (driver::build_option_suggestions): Pass "option" to
13312 add_misspelling_candidates.
13313 * opts-common.c (add_misspelling_candidates): Add "option" param;
13314 use it to avoid adding negated forms for options marked with
13316 * opts.h (add_misspelling_candidates): Add "option" param.
13318 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13320 PR middle-end/71693
13321 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
13322 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
13323 first when permuting bitwise operation with rotate. Cast
13324 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
13326 2016-06-29 David Malcolm <dmalcolm@redhat.com>
13328 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
13329 for misspelled param names.
13330 * params.c: Include spellcheck.h.
13331 (find_param_fuzzy): New function.
13332 * params.h (find_param_fuzzy): New prototype.
13333 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
13334 * spellcheck.h (struct edit_distance_traits<const char *>):
13337 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
13339 * config/rs6000/predicates.md (const_0_to_7_operand): New
13340 predicate, recognize 0..7.
13341 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13342 support for doing extracts from V16QImode, V8HImode, V4SImode
13344 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
13345 vector extract support.
13346 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
13347 for ISA 3.0 vector extract.
13348 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
13349 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
13350 extracts of a constant element number from small integer vectors
13351 on 64-bit ISA 3.0 systems.
13352 (vsx_extract_<mode>_di): Likewise.
13353 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
13354 say when we can do ISA 3.0 vector extracts.
13355 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
13356 registers, using the stxsiwx instruction.
13358 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
13360 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
13361 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
13362 qdf24xx_regmove_cost, qdf24xx_tunings): New.
13363 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
13364 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
13365 * config/arm/arm.c (arm_qdf24xx_tune): New.
13367 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
13369 * config/aarch64/aarch64.c (cortexa53_tunings):
13370 Increase loop alignment to 8. Set function alignment to 16.
13371 (cortexa35_tunings): Likewise.
13372 (cortexa57_tunings): Increase loop alignment to 8.
13373 (cortexa72_tunings): Likewise.
13374 (cortexa73_tunings): Likewise.
13376 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
13378 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
13379 for arm_fp16_ok and arm_fp16_hw.
13380 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
13381 arm_fp16_alternative.
13383 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
13385 PR tree-optimization/71655
13386 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
13387 types when swapping operands.
13389 2016-06-29 Martin Liska <mliska@suse.cz>
13391 PR middle-end/71585
13392 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
13393 * ipa-inline-transform.c (inline_call): Remove unnecessary call
13394 of build_optimization_node.
13396 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
13398 PR tree-optimization/70729
13399 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
13400 independent in loops having positive safelen value.
13401 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13402 it may be not valid after vectorization.
13404 2016-06-29 Jakub Jelinek <jakub@redhat.com>
13406 PR tree-optimization/71625
13407 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
13408 is sorted by ascending list->offset. If PTR is non-NULL and there is
13409 previous strinfo, call get_stridx_plus_constant.
13410 (get_stridx): Pass exp as second argument to get_addr_stridx.
13411 (addr_stridxptr): Add missing list = list->next, so that there can be
13412 more than one entries in the list. Bump limit from 16 to 32. Ensure
13413 the list is sorted by ascending list->offset.
13414 (get_stridx_plus_constant): Adjust so that it can be also called with
13415 ADDR_EXPR instead of SSA_NAME as PTR.
13416 (handle_char_store): Pass NULL_TREE as second argument to
13419 2016-06-29 Richard Biener <rguenther@suse.de>
13421 PR rtl-optimization/68961
13422 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
13424 2016-06-29 Richard Biener <rguenther@suse.de>
13426 PR middle-end/71002
13427 * alias.c (component_uses_parent_alias_set_from): Handle
13428 type punning through union accesses by using the union alias set.
13429 * gimple.c (gimple_get_alias_set): Remove union type punning case.
13431 2016-07-29 Richard Biener <rguenther@suse.de>
13433 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
13434 precision not matching mode precision.
13436 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
13438 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
13439 pa_output_arg_descriptor.
13440 (call_val_symref_64bit_post_reload): Likewise.
13441 (call_val_powf_64bit_post_reload): Likewise.
13442 (sibcall_internal_symref_64bit): Likewise.
13443 (sibcall_value_internal_symref_64bit): Likewise.
13445 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13447 PR middle-end/71626
13448 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
13449 a constant, force its SUBREG_REG into memory or register instead
13452 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13455 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
13456 * doc/invoke.texi (AVR Options): Document it.
13458 2016-06-28 Walter Lee <walt@tilera.com>
13460 * config/tilegx/linux.h: Do not include arch/icache.h
13461 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13462 * config/tilepro/linux.h: Do not include arch/icache.h
13463 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13465 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
13467 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
13468 for big-endian BIT_FIELD_REF.
13470 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
13472 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
13473 ('size' attribute): Add '128'.
13475 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
13476 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
13477 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
13478 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
13479 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
13480 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
13481 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
13482 *trunc<mode>df2_odd): Set size attribute to '128'.
13483 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
13484 * config/rs6000/power6.md (power6-fp): Include dfp type.
13485 * config/rs6000/power7.md (power7-fp): Likewise.
13486 * config/rs6000/power8.md (power8-fp): Likewise.
13487 * config/rs6000/power9.md: New file.
13488 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
13489 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
13490 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
13492 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
13493 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13494 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
13495 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
13496 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
13497 dfp_dscri_<mode>): Change type attribute to dfp.
13498 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
13499 attribute to vecsimple.
13500 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
13501 and prefetch streams.
13502 (rs6000_option_override_internal): Remove temporary code setting
13503 tuning to power8. Don't set rs6000_sched_groups for power9.
13504 (last_scheduled_insn): Change to rtx_insn *.
13505 (divide_cnt, vec_load_pendulum): New variables.
13506 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
13507 (rs6000_issue_rate): Set issue rate for Power9.
13508 (is_power9_pairable_vec_type): New.
13509 (power9_sched_reorder2): New.
13510 (rs6000_sched_reorder2): Call new function for Power9 specific
13512 (insn_must_be_first_in_group): Remove Power9.
13513 (insn_must_be_last_in_group): Likewise.
13514 (force_new_group): Likewise.
13515 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
13516 Initialize divide_cnt/vec_load_pendulum.
13517 (_rs6000_sched_context, rs6000_init_sched_context,
13518 rs6000_set_sched_context): Handle context save/restore of new
13521 2016-06-28 Richard Biener <rguenther@suse.de>
13523 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
13524 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
13525 COMPONENT_REF operand.
13526 (nonoverlapping_component_refs_p): Likewise.
13527 * stor-layout.c (start_bitfield_representative): Mark
13528 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
13530 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13532 * Makefile.in: Don't cat ../stage_current if it does not exist.
13534 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
13535 last argument is a bit-field.
13537 PR rtl-optimization/71673
13538 * internal-fn.c (expand_arith_overflow_result_store): Use
13539 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
13540 expand_simple_binop.
13542 PR middle-end/66867
13543 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
13544 expand_ifn_atomic_compare_exchange): New functions.
13545 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
13546 * tree.h (build_call_expr_internal_loc): Rename to ...
13547 (build_call_expr_internal_loc_array): ... this. Fix up type of
13549 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
13550 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
13551 ATOMIC_COMPARE_EXCHANGE result.
13552 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
13553 * gimple-fold.h (optimize_atomic_compare_exchange_p,
13554 fold_builtin_atomic_compare_exchange): New prototypes.
13555 * gimple-fold.c (optimize_atomic_compare_exchange_p,
13556 fold_builtin_atomic_compare_exchange): New functions..
13557 * tree-ssa.c (execute_update_addresses_taken): If
13558 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
13559 of call when finding addressable vars, and if such var becomes
13560 non-addressable, call fold_builtin_atomic_compare_exchange.
13562 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
13565 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
13566 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
13568 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
13570 * config/rs6000/rs6000.md ('type' attribute): Add
13571 veclogical,veccmpfx,vecexts,vecmove insn types.
13572 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
13573 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
13574 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
13575 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
13576 *nabs<mode>2_hw): Change type to vecmove.
13577 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
13578 *boolcc<mode>3_internal, *eqv<mode>3_internal,
13579 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
13580 *ieee_128bit_vsx_abs<mode>2_internal,
13581 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
13582 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
13583 *ieee128_mtvsrd_32bit): Change type to veclogical.
13584 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
13585 *movdi_internal32, *movdi_internal64): Update insn types.
13586 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
13587 vsx_extract_<mode>): Change type to veclogical.
13588 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
13589 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
13590 *vsx_sign_extend_si_v2di): Change type to vecexts.
13591 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
13592 type to veclogical.
13593 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
13594 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
13595 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
13596 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
13597 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13598 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
13599 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
13600 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
13601 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
13602 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
13603 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
13604 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
13605 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
13606 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
13607 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
13608 (ppc7450-vecsimple): Add veclogical, vecmove.
13609 (ppc7450-veccmp): Add veccmpfx.
13610 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
13612 (ppc8540_vector_compare): Add veccmpfx.
13613 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
13614 * config/rs6000/cell.md (cell-fp): Add fpsimple.
13615 (cell-vecsimple): Add veclogical, vecmove.
13616 (cell-veccmp): Add veccmpfx.
13617 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
13618 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
13620 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
13621 * config/rs6000/power4.md (power4-fp): Add fpsimple.
13622 (power4-vecsimple): Add veclogical, vecmove.
13623 (power4-veccmp): Add veccmpfx.
13624 * config/rs6000/power5.md (power5-fp): Add fpsimple.
13625 * config/rs6000/power6.md (power6-fp): Add fpsimple.
13626 (power6-vecsimple): Add veclogical, vecmove.
13627 (power6-veccmp): Add veccmpfx.
13628 * config/rs6000/power7.md (power7-fp): Add fpsimple.
13629 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
13630 * config/rs6000/power8.md (power8-fp): Add fpsimple.
13631 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
13632 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
13633 * config/rs6000/titan.md (titan_fp): Add fpsimple.
13634 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
13636 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
13638 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
13641 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13642 OPTION_MASK_P9_DFORM_VECTOR.
13643 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
13644 disable -mpower9-dform-vector when using reload.
13645 (quad_address_p): Remove 'gpr_p' argument and all associated code.
13646 New 'strict' argument. Update all callers. Add strict addressing
13648 (rs6000_legitimate_offset_address_p): Remove call to
13649 virtual_stack_registers_memory_p.
13650 (rs6000_legitimize_reload_address): Add quad address support.
13651 (rs6000_legitimate_address_p): Move call to quad_address_p above
13652 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
13653 to account for new strict usage.
13654 (rs6000_output_move_128bit): Adjust quad_address_p args to account
13655 for new strict usage.
13656 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
13658 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
13665 * config/i386/i386.c (ix86_spill_class): Disable condition to
13666 always return NO_REGS.
13668 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
13670 * predict.c: Include gimple-pretty-print.h
13671 (predicted_by_loop_heuristics_p): Check also
13672 PRED_LOOP_EXIT_WITH_RECURSION
13673 (predict_loops): Find self recursive calls and use special purpose
13674 predictors for them; dump log about decisions.
13675 (pass_profile::execute): Dump info about #of iterations.
13676 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
13677 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
13679 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
13681 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
13682 output_asm_insn calls and shorten long lines. Output .CALL
13683 argument descriptor using pa_output_arg_descriptor. Add various
13684 inline $$dyncall and other optimizations.
13685 (pa_attr_length_indirect_call): Adjust ordering and lengths.
13687 2016-06-25 Jakub Jelinek <jakub@redhat.com>
13689 PR tree-optimization/71643
13690 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
13693 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
13694 leak a bitmap if dep_bb is NULL.
13696 PR tree-optimization/71631
13697 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
13698 to rewrite_expr_tree even if negate_result, move new_lhs var
13699 declaration and initialization earlier, for powi_result set afterwards
13700 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
13701 if new_lhs != lhs, and don't shadow gsi var.
13703 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13705 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
13706 Add in_loop parameter.
13707 (predict_loops): Add loop guard heuristics.
13708 * predict.def (PRED_LOOP_GUARD): New heuristics.
13710 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13712 * predict.c: Include ipa-utils.h
13713 (tree_bb_level_prediction): Predict recursive calls.
13714 (tree_estimate_probability_bb): Skip inexpensive calls for call
13716 * predict.def (PRED_RECURSIVE_CALL): New.
13718 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13720 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
13721 (BU_FLOAT128_1): Likewise.
13723 (COPYSIGNQ): Likewise.
13724 (RS6000_BUILTIN_NANQ): Likewise.
13725 (RS6000_BUILTIN_NANSQ): Likewise.
13726 (RS6000_BUILTIN_INFQ): Likewise.
13727 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
13728 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
13729 (TARGET_FOLD_BUILTIN): New #define.
13730 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
13731 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
13732 (rs6000_fold_builtin): New target hook implementation, handling
13733 folding of 128-bit NaNs and infinities.
13734 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
13735 entries are filled in to avoid problems during bootstrap
13736 self-test; define builtins for 128-bit NaNs and infinities.
13737 (rs6000_opt_mask): Add entry for float128.
13738 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
13739 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
13740 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
13741 (const_str_type_node): New #define.
13742 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
13743 to a define_expand that dispatches to either copysign<mode>3_soft
13744 or copysign<mode>3_hard.
13745 (copysign<mode>3_hard): Rename from copysign<mode>3.
13746 (copysign<mode>3_soft): New define_insn.
13747 * doc/extend.texi: Document new builtins.
13749 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13751 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
13752 PRIu64 instead of lu.
13754 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
13757 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
13758 copy the type name.
13760 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13762 PR tree-optimization/71647
13763 * omp-low.c (lower_rec_input_clauses): Convert
13764 omp_clause_aligned_alignment (c) to size_type_node for the
13765 last argument of __builtin_assume_aligned.
13767 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
13769 * configure.ac (calling ___tls_get_addr via GOT): New
13770 assembler/linker check.
13771 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
13772 assembler and linker supports calling ___tls_get_addr via GOT.
13773 Otherise, defined to 0.
13774 * config.in: Regenerated.
13775 * configure: Likewise.
13776 * config/i386/constraints.md (Yb): New constraint.
13777 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
13778 (REG_CLASS_NAMES): Likewise.
13779 (REG_CLASS_CONTENTS): Likewise.
13780 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
13781 the b constraint with the Yb constraint. Call ___tls_get_addr
13782 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
13784 (*tls_local_dynamic_base_32_gnu): Likewise.
13785 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
13786 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
13787 (*tls_local_dynamic_base_64_<mode>): Likewise.
13789 2016-06-24 Martin Liska <mliska@suse.cz>
13791 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
13792 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
13794 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
13795 argument to true if the expected number of iterations is
13798 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
13800 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
13801 assemble for 32bit target.
13802 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
13803 and $ld_ix86_gld_32_opt to link for 32bit target.
13804 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
13805 * configure: Regenerate.
13807 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13809 * config/arm/arm.c (int_log2): Delete definition and prototype.
13810 (shift_op): Use exact_log2 instead of int_log2.
13811 (vfp3_const_double_for_fract_bits): Likewise.
13813 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13815 * internal-fn.c (expand_arith_set_overflow): New function.
13816 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
13818 (expand_arith_overflow_result_store): Likewise. Handle precision
13819 smaller than mode precision.
13820 * tree-vrp.c (extract_range_basic): For imag part, handle
13821 properly signed 1-bit precision result.
13822 * doc/extend.texi (__builtin_add_overflow): Document that last
13823 argument can't be pointer to enumerated or boolean type.
13824 (__builtin_add_overflow_p): Document that last argument can't
13825 have enumerated or boolean type.
13827 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13828 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13830 * config/rs6000/predicates.md (splat_input_operand): Rework.
13831 Don't allow constants, since the insns that use this predicate
13832 don't support constants. Constants are handled by other insns
13833 that are created via combine. During and after register
13834 allocation, only allow indexed or indirect addresses, and not
13835 general addresses. Only allow modes supported by the hardware.
13836 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
13837 comment. Move check for using VSPLTIS<x> to a common location,
13838 instead of doing it in two different places.
13840 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
13842 * config/i386/driver-i386.c (host_detect_local_cpu): Set
13843 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
13844 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
13845 signature_CENTAUR_ebx.
13847 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
13851 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
13852 (as_ix86_gas_32_opt): This.
13853 (ld_ix86_tls_ldm_opt): Renamed to ...
13854 (ld_ix86_gld_32_opt): This.
13855 (R_386_TLS_LDM reloc): Updated.
13856 (R_386_GOT32X reloc): New assembler/linker check.
13857 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
13858 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
13860 * config.in: Regenerated.
13861 * configure: Likewise.
13862 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
13863 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
13864 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
13865 if ix86_force_load_from_GOT_p returns true.
13866 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
13867 ix86_force_load_from_GOT_p returns true.
13868 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
13869 the external function address via the GOT slot.
13870 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
13871 HAVE_AS_IX86_GOT32X before returning false.
13872 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
13873 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
13875 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
13877 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
13879 2016-06-23 Andi Kleen <ak@linux.intel.com>
13881 * Makefile.in: Regenerate.
13882 * doc/install.texi: Document autoprofiledbootstrap.
13884 2016-06-23 Andi Kleen <ak@linux.intel.com>
13886 * config/i386/gcc-auto-profile: New file.
13888 2016-06-23 Martin Liska <mliska@suse.cz>
13890 PR middle-end/71619
13891 * predict.c (predict_loops): Revert the hunk that was removed
13894 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
13896 * config.gcc: Add support for arm*-*-phoenix* targets.
13897 * config/arm/t-phoenix: New.
13898 * config/phoenix.h: New.
13900 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
13901 H.J. Lu <hongjiu.lu@intel.com>
13904 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
13905 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
13906 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
13907 ix86_force_load_from_GOT_p returns true.
13908 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
13909 ix86_force_load_from_GOT_p returns true.
13910 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
13911 ix86_force_load_from_GOT_p returns true.
13912 (ix86_expand_move): Load the external function address via the
13913 GOT slot if ix86_force_load_from_GOT_p returns true.
13914 * config/i386/predicates.md (x86_64_immediate_operand): Return
13915 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
13916 (x86_64_zext_immediate_operand): Ditto.
13918 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
13920 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
13922 2016-06-22 David Malcolm <dmalcolm@redhat.com>
13925 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
13926 * diagnostic.c (pedwarn_at_rich_loc): New function.
13927 * spellcheck.h (best_match::best_match): Add a
13928 "best_distance_so_far" optional parameter.
13929 (best_match::set_best_so_far): New method.
13930 (best_match::get_best_distance): New accessor.
13931 (best_match::get_best_candidate_length): New accessor.
13933 2016-06-22 Nick Clifton <nickc@redhat.com>
13935 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
13936 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
13937 modes are accepted as well.
13938 (ucompare_loc_descriptor): Likewise.
13939 (minmax_loc_descriptor): Likewise.
13940 (clz_loc_descriptor): Likewise.
13941 (popcount_loc_descriptor): Likewise.
13942 (bswap_loc_descriptor): Likewise.
13943 (rotate_loc_descriptor): Likewise.
13944 (mem_loc_descriptor): Likewise.
13945 (loc_descriptor): Likewise.
13947 2016-06-22 David Malcolm <dmalcolm@redhat.com>
13949 * common.opt (fdiagnostics-parseable-fixits): New option.
13950 * diagnostic.c: Include "selftest.h".
13951 (print_escaped_string): New function.
13952 (print_parseable_fixits): New function.
13953 (diagnostic_report_diagnostic): Call print_parseable_fixits.
13954 (selftest::assert_print_escaped_string): New function.
13955 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
13956 (selftest::test_print_escaped_string): New function.
13957 (selftest::test_print_parseable_fixits_none): New function.
13958 (selftest::test_print_parseable_fixits_insert): New function.
13959 (selftest::test_print_parseable_fixits_remove): New function.
13960 (selftest::test_print_parseable_fixits_replace): New function.
13961 (selftest::diagnostic_c_tests): New function.
13962 * diagnostic.h (struct diagnostic_context): Add field
13963 "parseable_fixits_p".
13964 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13965 -fdiagnostics-parseable-fixits.
13966 (-fdiagnostics-parseable-fixits): New option.
13967 * opts.c (common_handle_option): Handle
13968 -fdiagnostics-parseable-fixits.
13969 * selftest-run-tests.c (selftest::run_tests): Call
13970 selftest::diagnostic_c_tests.
13971 * selftest.h (selftest::diagnostic_c_tests): New prototype.
13973 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
13975 PR tree-optimization/71488
13976 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
13977 comparison of boolean vectors.
13978 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
13979 of boolean vectors using bitwise operations.
13981 2016-06-22 Andreas Schwab <schwab@suse.de>
13983 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
13984 Remove declaration.
13986 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
13988 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
13990 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
13992 * config/i386/i386.c (print_reg): Emit an error message on attempt to
13995 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13997 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
13998 * config/arm/arm-cores.def (cortex-a73): New entry.
13999 (cortex-a73.cortex-a35): Likewise.
14000 (cortex-a73.cortex-a53): Likewise.
14001 * config/arm/arm-tables.opt: Regenerate.
14002 * config/arm/arm-tune.md: Likewise.
14003 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
14004 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14005 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
14006 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14007 * doc/invoke.texi (ARM Options): Document cortex-a73,
14008 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
14010 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14012 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
14013 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
14014 (cortex-a73.cortex-a35): Likewise.
14015 (cortex-a73.cortex-a53): Likewise.
14016 * config/aarch64/aarch64-tune.md: Regenerate.
14017 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
14018 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
14021 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14023 * configure.ac (gcc_cv_as_compress_debug): Remove
14024 --compress-debug-sections as extra as switch.
14025 Handle gas --compress-debug-sections=type.
14026 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
14027 Handle gld --compress-debug-sections=type.
14028 * configure: Regenerate.
14030 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
14032 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
14034 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
14036 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
14037 (do_rewrite): likewise.
14039 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14041 * common/config/mep/mep-common.c: Remove.
14042 * config.gcc: Remove mep-* support.
14043 * config/mep/constraints.md: Remove.
14044 * config/mep/default.h: Remove.
14045 * config/mep/intrinsics.h: Remove.
14046 * config/mep/intrinsics.md: Remove.
14047 * config/mep/ivc2-template.h: Remove.
14048 * config/mep/mep-c5.cpu: Remove.
14049 * config/mep/mep-core.cpu: Remove.
14050 * config/mep/mep-default.cpu: Remove.
14051 * config/mep/mep-ext-cop.cpu: Remove.
14052 * config/mep/mep-intrin.h: Remove.
14053 * config/mep/mep-ivc2.cpu: Remove.
14054 * config/mep/mep-pragma.c: Remove.
14055 * config/mep/mep-protos.h: Remove.
14056 * config/mep/mep.c: Remove.
14057 * config/mep/mep.cpu: Remove.
14058 * config/mep/mep.h: Remove.
14059 * config/mep/mep.md: Remove.
14060 * config/mep/mep.opt: Remove.
14061 * config/mep/predicates.md: Remove.
14062 * config/mep/t-mep: Remove.
14063 * doc/install.texi: Remove mep-* documentation.
14064 * doc/md.texi: Likewise.
14066 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14068 * config.gcc: Remove support for avr-rtems.
14069 * config/avr/gen-avr-mmcu-specs.c: Likewise.
14070 * config/avr/rtems.h: Remove.
14071 * config/avr/t-rtems: Remove.
14073 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14075 * config.gcc: Remove m32r-rtems support.
14076 * config/m32r/rtems.h: Remove.
14078 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14080 * config.gcc: Remove h8300-rtems support.
14081 * config/h8300/rtems.h: Remove.
14082 * config/h8300/t-rtems: Remove.
14084 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14086 * config.gcc: Remove support for knetbsd.
14087 * configure.ac: Likewise.
14088 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
14089 * config/knetbsd-gnu.h: Remove.
14090 * configure: Regenerate.
14092 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14094 * config.gcc: Remove support for openbsd 2 and 3.
14095 * config/openbsd-oldgas.h: Remove.
14097 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14099 * config.gcc: Remove interix support.
14100 * config/i386/i386-interix.h: Remove.
14101 * config/i386/interix.opt: Remove.
14102 * config/i386/t-interix: Remove.
14103 * configure: Regenerate.
14104 * configure.ac: Remove interix support.
14105 * doc/install.texi: Remove interix documentation.
14107 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
14109 * config/rs6000/rs6000.h: Add conditional preprocessing directives
14110 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
14113 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14115 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
14116 they are both PLACEHOLDER_EXPRs.
14118 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14120 * stor-layout.c (layout_type): Move setting complex MODE to
14121 layout_type, instead of setting it ahead of time by the caller.
14122 * tree.c (build_complex_type): Likewise.
14124 2016-06-21 Martin Liska <mliska@suse.cz>
14126 * predict.c (force_edge_cold): Replace imposisble with
14129 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14131 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
14132 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
14134 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14136 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
14138 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
14139 Ilya Enkovich <ilya.enkovich@intel.com>
14142 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
14143 New member function to convert V1TImode register to SUBREG
14144 TImode in debug insn.
14145 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
14146 after changing register mode to V1TImode.
14148 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
14150 * config/aarch64/aarch64-cores.def (vulcan): New core.
14151 * config/aarch64/aarch64-tune.md: Regenerate.
14152 * doc/invoke.texi: Document vulcan as an available option.
14154 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14156 * cse.c (canon_asm_operands): New function extracted from...
14157 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
14158 either standalone or member of a PARALLEL.
14160 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14163 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
14164 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
14165 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
14167 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14170 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
14171 constant addresses if can_create_pseudo_p.
14173 2016-06-21 Jakub Jelinek <jakub@redhat.com>
14175 PR tree-optimization/71588
14176 * tree-ssa-strlen.c (valid_builtin_call): New function.
14177 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
14180 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14182 PR middle-end/71581
14183 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
14184 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
14185 for conversion of scalar user var to complex type and use the
14186 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
14189 PR rtl-optimization/71591
14190 * toplev.c (toplev::run_self_tests): If no_backend, complain and
14191 don't run any tests.
14193 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
14196 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
14197 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
14198 space for PIC with non-v32 and the common non-PIC "jump".
14200 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14203 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
14204 returned values and add UN*/LTGT/*ORDERED cases with values matching
14205 D operand modifier on vcmp for AVX.
14207 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14209 * config/aarch64/aarch64.opt
14210 (mpc-relative-literal-loads): Rename internal option name.
14211 * config/aarch64/aarch64.c
14212 (aarch64_nopcrelative_literal_loads): Rename to
14213 aarch64_pcrelative_literal_loads.
14214 (aarch64_expand_mov_immediate): Likewise.
14215 (aarch64_secondary_reload): Likewise.
14216 (aarch64_can_use_per_function_literal_pools_p): Likewise.
14217 (aarch64_override_options_after_change_1): Rename and simplify logic.
14218 (aarch64_classify_symbol): Merge large model checks into switch,
14219 remove pc-relative load check.
14221 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14223 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
14224 costs relative to the cost of a register move.
14226 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14228 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
14229 (vcvt_n_f64_u64): Likewise.
14230 (vcvt_n_s64_f64): Likewise.
14231 (vcvt_n_u64_f64): Likewise.
14232 (vcvt_f64_s64): Likewise.
14233 (vrecpe_f64): Likewise.
14234 (vcvt_f64_u64): Likewise.
14235 (vrecps_f64): Likewise.
14237 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14239 * config/aarch64/aarch64.md
14240 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
14242 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
14244 * config/aarch64/aarch64-builtins.c
14245 (aarch64_types_binop_uss_qualifiers): Delete.
14246 (TYPES_BINOP_USS): Likewise.
14247 (aarch64_types_binop_sus_qualifiers): Likewise.
14248 (TYPES_BINOP_SUS): Likewise.
14249 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
14250 (TYPES_FCVTIMM_SUS): Likewise.
14251 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
14253 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
14254 (fcvtzs): Use SHIFTIMM rather than BINOP.
14255 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
14257 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14259 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
14260 costs relative to the cost of a register move.
14262 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14264 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
14265 Allow scalar/single vector modes to be tieable.
14267 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14269 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
14271 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14273 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
14275 * tree.h (TYPE_ALIGN): Likewise.
14277 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14280 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
14282 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14284 * config/avr/avr.c (avr_print_operand): Fix "format not a string
14285 literal" build warnings.
14286 (avr_print_operand_address): Dito.
14288 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
14291 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
14292 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
14294 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
14296 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
14298 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
14301 * reload1.c (reload): Pass 0 to finish_spills when called because
14302 update_eliminables_and_spill returns true and remove did_spill.
14303 (finish_spills): Adjust comment and document GLOBAL parameter.
14305 2016-06-17 DJ Delorie <dj@redhat.com>
14308 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
14309 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
14310 (umulqihi3_virt): Likewise.
14311 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
14312 (umulqihi3_real): Likewise.
14314 2016-06-17 Martin Liska <mliska@suse.cz>
14316 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
14318 2016-06-17 Martin Liska <mliska@suse.cz>
14320 * predict.def: PRED_LOOP_EXIT from 92 to 85.
14322 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
14324 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
14326 (vaddq_f32): Likewise.
14327 (vmul_f32): Likewise.
14328 (vmulq_f32): Likewise.
14329 (vsub_f32): Likewise.
14330 (vsubq_f32): Likewise.
14332 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14334 PR tree-optimization/71347
14335 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
14336 cost for all uses in group.
14338 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14340 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
14341 insert gimple seq if it's not empty.
14343 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14345 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
14347 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
14348 rather than OFFSET.
14349 (comp_dr_with_seg_len_pair): Ditto.
14350 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
14351 struct dr_with_seg_len_pair against DR_OFFSET.
14352 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
14353 DR_OFFSET directly.
14355 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
14357 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
14359 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
14361 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
14362 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
14363 (pa_output_millicode_call): Likewise.
14364 (pa_output_call): Likewise.
14365 (pa_output_indirect_call): Likewise.
14366 (pa_asm_output_mi_thunk): Likewise.
14368 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14370 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
14372 2016-06-16 Martin Liska <mliska@suse.cz>
14374 * predict.c (combine_predictions_for_insn): When we find a first
14375 match predictor, we should consider just predictors with
14376 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
14377 DS theory predictor.
14378 (combine_predictions_for_bb): Likewise.
14380 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14382 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
14383 with base of reference to struct.
14385 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14387 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
14389 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14392 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
14393 progmem_swtable_section.
14394 (progmem_swtable_section): Remove.
14395 (avr_asm_function_rodata_section): Remove.
14396 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14397 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
14399 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
14401 * config/i386/driver-i386.c (host_detect_local_cpu): Set
14402 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
14403 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
14404 signature_CENTAUR_ebx.
14405 * config/i386/i386.c (ix86_option_override_internal): Add
14406 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
14407 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
14408 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
14410 2016-06-16 Martin Liska <mliska@suse.cz>
14412 * predict.def: Add fortran loop preheader predictor.
14413 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
14414 fold IFN_BUILTIN_EXPECT with a known constant argument.
14416 2016-06-16 Martin Liska <mliska@suse.cz>
14418 * predict.def: Add 'Fortran' to display text of all
14419 PRED_FORTRAN_* predictors.
14421 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14424 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
14425 [IA64_BUILTIN_NANSQ]: Ditto.
14426 (ia64_fold_builtin): New function.
14427 (TARGET_FOLD_BUILTIN): New define.
14428 (ia64_init_builtins) Declare const_string_type node.
14429 Add __builtin_nanq and __builtin_nansq builtin functions.
14430 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
14432 2016-06-16 Nick Clifton <nickc@redhat.com>
14434 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
14435 MSP430_HWMULT_ prefix to enum values.
14436 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
14437 * config/msp430/msp430.c: Update use of enum values.
14438 * config/msp430/msp430.md: Likewise.
14439 * config/msp430/msp430.opt: Likewise.
14441 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
14443 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
14444 of comparsions in the last iteration.
14446 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14447 Joern Rennecke <joern.rennecke@embecosm.com>
14449 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
14451 (arc_needs_pcl_p): Add GOTOFFPC.
14452 (arc_legitimate_pic_addr_p): Likewise.
14453 (arc_output_pic_addr_const): Likewise.
14454 (arc_legitimize_pic_address): Generate a pc-relative address using
14456 (arc_output_libcall): Use @pcl syntax.
14457 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
14458 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
14459 (*movsi_insn): Use @pcl syntax.
14460 (doloop_begin_i): Likewise.
14462 2016-06-16 Martin Liska <mliska@suse.cz>
14464 * predict.def: Define a new predictor.
14466 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14468 * config/arc/arc.opt (mtp-regno): Update text.
14470 2016-06-16 Renlin Li <renlin.li@arm.com>
14472 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
14474 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14477 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
14478 (setcc + and peephole2): Likewise.
14480 PR rtl-optimization/71532
14481 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
14484 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
14486 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
14487 DImode constants with XXSPLTIB in vector registers.
14488 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
14489 vsx_extract_<mode>_internal{1,2} into a single insn that handles
14490 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
14491 extraction of the element at the top of the register as a scalar
14493 (vsx_extract_<mode>_internal1): Likewise.
14494 (vsx_extract_<mode>_internal2): Likewise.
14495 * config/rs6000/constraints.md (wi constraint): Remove a comment
14496 about DImode not being allowed in Altivec registers.
14497 (wB constraint): New constraint for constants that can be
14498 generated in Altivec registers with VSPLTISW/VUPKHSW.
14499 * config/rs6000/predicates.md (xxspltib_constant_split): Update
14501 (xxspltib_constant_nosplit): Likewise.
14502 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
14503 support for -mupper-regs-di to enable DImode to go into Altivec
14505 (POWERPC_MASKS): Likewise.
14506 (power7 cpu): Likewise.
14507 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
14508 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
14509 for DImode being allowed in Altivec registers. Update wi/wj
14510 constraints. Set scalar_in_vmx_p flag.
14511 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
14512 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
14513 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
14514 (rs6000_opt_masks): Add -mupper-regs-di.
14515 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
14516 direct move to use wi and not wj.
14517 (lfiwzx): Likewise.
14518 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
14520 (floatunssi<mode>2_lfiwzx_mem): Likewise.
14521 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
14522 any VSX register, instead of just Altivec registers, to allow
14523 either operand to be an Altivec register or both.
14524 (fixuns_trunc<mode>di2_fctiduz): Likewise.
14525 (movdi_internal32): Add support for -mupper-regs-di. Add support
14526 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
14527 the alternatives and attributes to be lined up to be easier to
14529 (movdi_internal64): Likewise.
14530 (64-bit DImode splitters): Change predicates to only split loading
14531 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
14532 load constants in ISA 3.0 or ISA 2.07 respectively.
14533 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
14534 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
14535 mention -mcpu=power9 sets these options.
14536 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
14539 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14542 * config/avr/avr.c (avr_set_current_function): Warn misspelled
14543 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
14544 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
14545 by default to warn misspelled interrupt/ signal handler.
14546 * doc/invoke.texi (AVR Options): Document it. Update description
14547 for -nodevicelib option.
14549 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14551 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
14552 up parentheses. Use GET_MODE_UNIT_BITSIZE.
14553 (aarch64_<sur>shll2_n<mode>): Likewise.
14555 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
14557 PR middle-end/71529
14558 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
14559 DECL_CONTEXT for copied arguments.
14561 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14563 PR tree-optimization/71483
14564 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
14567 2016-06-15 Martin Liska <mliska@suse.cz>
14569 * predict.c (tree_predict_by_opcode): Call predict_edge_def
14570 instead of predict_edge w/o a probability.
14572 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14574 PR tree-optimization/71439
14575 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
14578 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14580 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
14581 register subregs in SET_SRC.
14583 2016-06-15 Richard Biener <rguenther@suse.de>
14585 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
14586 store restrictions.
14588 2016-06-15 Richard Biener <rguenther@suse.de>
14590 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
14591 not consider dependences between accesses that belong to the
14593 (vect_analyze_data_ref_dependences): Do not analyze read-read
14594 or self-dependences.
14596 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14598 * spellcheck-tree.c: Include spellcheck-tree.h rather than
14600 (find_closest_identifier): Reimplement in terms of
14601 best_match<tree,tree>.
14602 * spellcheck-tree.h: New file.
14603 * spellcheck.c (struct edit_distance_traits<const char *>): New
14605 (find_closest_string): Reimplement in terms of
14606 best_match<const char *, const char *>.
14607 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
14608 overload to spellcheck-tree.h.
14609 (find_closest_identifier): Likewise.
14610 (struct edit_distance_traits<T>): New template.
14611 (class best_match): New class.
14613 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14615 * selftest-run-tests.c (selftest::run_tests): Call
14616 selftest::spellcheck_tree_c_tests.
14617 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
14618 * spellcheck-tree.c: Include selftest.h and stringpool.h.
14619 (selftest::test_find_closest_identifier): New function.
14620 (selftest::spellcheck_tree_c_tests): New function.
14621 * spellcheck.c (selftest::test_find_closest_string): Verify that
14622 the order of the vec does not affect the results for this case.
14623 (selftest::test_data): New array.
14624 (selftest::test_metric_conditions): New function.
14625 (selftest::spellcheck_c_tests): Add a test of case-comparison.
14626 Call selftest::test_metric_conditions.
14628 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14630 * config/rs6000/rs6000-builtin.def (commentary): Typo.
14631 (BU_P9_MISC_1): Likewise.
14632 (BU_P9_64BIT_MISC_0): Likewise.
14633 (BU_P9_MISC_0): Likewise.
14635 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14637 * gcc-rich-location.c
14638 (gcc_rich_location::add_fixit_misspelled_id): New method.
14639 * gcc-rich-location.h
14640 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
14642 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
14644 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
14645 FreeBSD 11 and above.
14647 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
14649 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
14651 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14653 * expmed.h: Close parenthesis in "at your option" in copyright
14655 * lower-subreg.h: Likewise.
14657 2016-06-14 Richard Biener <rguenther@suse.de>
14659 PR middle-end/71526
14660 * genmatch.c (expr::gen_transform): Use in_type for comparisons
14663 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14665 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
14667 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
14668 mask+shift version.
14669 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
14671 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
14672 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
14674 2016-06-14 Richard Biener <rguenther@suse.de>
14676 PR tree-optimization/71522
14677 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
14678 copying into float copying.
14680 2016-06-14 Jakub Jelinek <jakub@redhat.com>
14682 PR tree-optimization/71520
14683 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
14684 (replace_block_by): Move user labels from bb1 to bb2.
14686 2016-06-14 Richard Biener <rguenther@suse.de>
14688 PR middle-end/71310
14690 * expr.h (get_bit_range): Declare.
14691 * expr.c (get_bit_range): Export.
14692 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
14693 word_mode again to constrain the bitfield access.
14695 2016-06-14 Richard Biener <rguenther@suse.de>
14697 PR tree-optimization/71521
14698 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
14699 division int_const_binop against zero divisor.
14701 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14703 * config/i386/i386.md (signbittf2): New expander.
14704 * config/i386/sse.md (ptesttf2): New insn pattern.
14706 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14709 * input.c (selftest::test_reading_source_line): Avoid reading from
14710 __FILE__ by creating a tempfile with known content and reading
14713 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14715 * pretty-print.c (assert_pp_format_colored): Skip the test if
14717 (test_pp_format): Remove comment about GCC_COLORS.
14719 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14721 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
14722 * pretty-print.c (assert_pp_format_va): Add location param and use
14723 it with ASSERT_STREQ_AT.
14724 (assert_pp_format): Add location param and pass it to
14725 assert_pp_format_va.
14726 (assert_pp_format_colored): Likewise.
14727 (ASSERT_PP_FORMAT_1): New.
14728 (ASSERT_PP_FORMAT_2): New.
14729 (ASSERT_PP_FORMAT_3): New.
14730 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
14731 explicitly, or implicitly via the above macros.
14732 * selftest.c (selftest::pass): Use a selftest::location rather
14733 than file and line.
14734 (selftest::fail): Likewise. Print the function name.
14735 (selftest::fail_formatted): Likewise.
14736 (selftest::assert_streq): Use a selftest::location rather than
14738 * selftest.h (selftest::location): New struct.
14739 (SELFTEST_LOCATION): New macro.
14740 (selftest::pass): Accept a const location & rather than file
14742 (selftest::fail): Likewise.
14743 (selftest::fail_formatted): Likewise.
14744 (selftest::assert_streq): Likewise.
14745 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
14746 (ASSERT_FALSE): Likewise.
14747 (ASSERT_EQ): Likewise.
14748 (ASSERT_NE): Likewise.
14749 (ASSERT_STREQ): Likewise.
14750 (ASSERT_PRED1): Likewise.
14751 (ASSERT_STREQ_AT): New macro.
14753 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14755 * selftest.c (selftest::fail_formatted): New function.
14756 (selftest::assert_streq): New function.
14757 * selftest.h (selftests::fail_formatted): New decl.
14758 (selftest::assert_streq): New decl.
14759 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
14761 2016-06-13 Jeff Law <law@redhat.com>
14763 PR tree-optimization/71403
14764 * tree-ssa-threadbackward.c
14765 (convert_and_register_jump_thread_path): No longer accept reference
14766 to path. Do not pop items off the path anymore.
14767 (fsm_find_control_statement_thread_paths): Do not allow threading
14768 to a deeper loop nest. Pop the last item off the path here rather
14769 than in convert_and_register_jump_thread_path.
14771 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14772 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
14774 [AArch64] Emit division using the Newton series
14776 * config/aarch64/aarch64-protos.h
14777 (cpu_approx_modes): Add new member "division".
14778 (aarch64_emit_approx_div): Declare new function.
14779 * config/aarch64/aarch64.c
14780 (generic_approx_modes): New member "division".
14781 (exynosm1_approx_modes): Likewise.
14782 (xgene1_approx_modes): Likewise.
14783 (aarch64_emit_approx_div): Define new function.
14784 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
14785 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
14786 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
14787 * doc/invoke.texi (-mlow-precision-div): Describe new option.
14789 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14790 Wilco Dijkstra <wilco.dijkstra@arm.com>
14792 [AArch64] Emit square root using the Newton series
14794 * config/aarch64/aarch64-protos.h
14795 (aarch64_emit_approx_rsqrt): Replace with new function
14796 "aarch64_emit_approx_sqrt".
14797 (cpu_approx_modes): New member "sqrt".
14798 * config/aarch64/aarch64.c
14799 (generic_approx_modes): New member "sqrt".
14800 (exynosm1_approx_modes): Likewise.
14801 (xgene1_approx_modes): Likewise.
14802 (aarch64_emit_approx_rsqrt): Replace with new function
14803 "aarch64_emit_approx_sqrt".
14804 (aarch64_override_options_after_change_1): Handle new option.
14805 * config/aarch64/aarch64-simd.md
14806 (rsqrt<mode>2): Use new function instead.
14807 (sqrt<mode>2): New expansion and insn definitions.
14808 * config/aarch64/aarch64.md: Likewise.
14809 * config/aarch64/aarch64.opt
14810 (mlow-precision-sqrt): Add new option description.
14811 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
14813 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14815 [AArch64] Add more choices for the reciprocal square root approximation
14817 Allow a target to prefer such operation depending on the operation mode.
14819 * config/aarch64/aarch64-protos.h
14820 (AARCH64_APPROX_MODE): New macro.
14821 (AARCH64_APPROX_{NONE,ALL}): Likewise.
14822 (cpu_approx_modes): New structure.
14823 (tune_params): New member "approx_modes".
14824 * config/aarch64/aarch64-tuning-flags.def
14825 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
14826 * config/aarch64/aarch64.c
14827 (generic_approx_modes): New core "cpu_approx_modes" structure.
14828 (exynosm1_approx_modes): Likewise.
14829 (xgene1_approx_modes): Likewise.
14830 (generic_tunings): New member "approx_modes".
14831 (cortexa35_tunings): Likewise.
14832 (cortexa53_tunings): Likewise.
14833 (cortexa57_tunings): Likewise.
14834 (cortexa72_tunings): Likewise.
14835 (exynosm1_tunings): Likewise.
14836 (thunderx_tunings): Likewise.
14837 (xgene1_tunings): Likewise.
14838 (use_rsqrt_p): New argument for the mode and use new member from
14840 (aarch64_builtin_reciprocal): Devise mode from builtin.
14841 (aarch64_optab_supported_p): New argument for the mode.
14842 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
14844 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14846 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
14847 RS6000_BTM_MODULO flag into the set of flags that are considered
14848 to be part of the common configuration.
14850 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14852 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
14853 difference unsigned.
14854 (vec_absdb): New macro for vector absolute difference unsigned
14856 (vec_absdh): New macro for vector absolute difference unsigned
14858 (vec_absdw): New macro for vector absolute difference unsigned word.
14859 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
14860 (vadu<mode>3): New insn.
14861 (*p9_vadu<mode>3): New insn.
14862 * config/rs6000/rs6000-builtin.def (vadub): New built-in
14864 (vaduh): New built-in definition.
14865 (vaduw): New built-in definition.
14866 (vadu): New overloaded built-in definition.
14867 (vadub): New overloaded built-in definition.
14868 (vaduh): New overloaded built-in definition.
14869 (vaduw): New overloaded built-in definition.
14870 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14871 overloaded vector absolute difference unsigned functions.
14872 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14873 the ISA 3.0 vector absolute difference unsigned built-in functions.
14875 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
14877 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
14878 update shared_lookup_references only once after changing operands.
14880 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
14882 PR middle-end/71373
14883 * tree-nested.c (convert_nonlocal_omp_clauses)
14884 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
14886 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
14887 * tree.def (CASE_LABEL_EXPR): Likewise.
14889 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
14892 * input.c (test_builtins): Fix an assertion.
14894 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14896 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
14897 (paritysi2): Ditto.
14899 (isinf<mode>2): Ditto.
14901 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14903 * ggc-tests.c (test_finalization): Only test need_finalization_p
14904 for GCC_VERSION >= 4003.
14906 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14908 * config/s390/vecintrin.h: Fix file description in comment.
14910 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14912 * config/s390/s390-builtin-types.def: Change builtin type naming
14913 scheme to match builtin-types.def.
14915 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
14917 * fold-const.c (optimize_minmax_comparison): Remove.
14918 (fold_comparison): Remove call to the above.
14919 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
14920 New transformations.
14922 2016-06-13 Alan Hayward <alan.hayward@arm.com>
14924 PR tree-optimization/71416
14925 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
14928 2016-06-13 Martin Liska <mliska@suse.cz>
14930 * predict.c (enum predictor_reason): Prefix enum with REASON_.
14931 (combine_predictions_for_insn): Likewise.
14932 (prune_predictions_for_bb): Likewise.
14933 (combine_predictions_for_bb): Likewise.
14935 2016-06-13 Richard Biener <rguenther@suse.de>
14937 PR tree-optimization/71505
14938 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
14939 assert match comment.
14941 2016-06-13 Marek Polacek <polacek@redhat.com>
14943 PR middle-end/71476
14944 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
14945 gimplify_switch_expr.
14946 (warn_switch_unreachable_r): New function.
14948 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14951 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
14954 2016-06-13 Richard Biener <rguenther@suse.de>
14956 PR middle-end/64516
14957 * fold-const.c (fold_unary_loc): Preserve alignment when
14958 folding a VIEW_CONVERT_EXPR into a MEM_REF.
14960 2016-06-13 Martin Liska <mliska@suse.cz>
14963 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
14964 w/ -fsanitize=bounds.
14966 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
14968 * config/i386/i386.c (ix86_init_builtins): Calculate
14969 FLOAT128_FTYPE_CONST_STRING function type only once.
14970 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
14971 built-in functions are available for x86-32 and x86-64 targets.
14973 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
14976 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
14977 New primitive type.
14978 (FLOAT128_FTYPE_CONST_STRING): New function type.
14979 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
14980 [IX86_BUILTIN_NANSQ]: Ditto.
14981 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
14982 (ix86_init_builtin_types): Declare const_string_type_node.
14983 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
14985 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
14986 * doc/extend.texi (x86 Built-in Functions): Document
14987 __builtin_nanq and __builtin_nansq.
14989 2016-06-11 Jiong Wang <jiong.wang@arm.com>
14992 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
14993 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
14994 length for pop patterns.
14995 (arm_attr_length_push_multi): Update comments.
14996 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
14998 (*pop_multiple_with_writeback_and_return): Likewise.
14999 (*pop_multiple_with_return): Likewise.
15001 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
15003 PR middle-end/71310
15004 * fold-const.c (optimize_bit_field_compare): Don't try to use
15005 word_mode unconditionally for reading the bit field, look at
15006 DECL_BIT_FIELD_REPRESENTATIVE instead.
15008 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
15010 PR middle-end/71478
15011 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
15012 vector integer type.
15014 2016-06-10 Jakub Jelinek <jakub@redhat.com>
15016 PR middle-end/71494
15017 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
15018 without LABEL_DECL, set *handled_ops_p to false instead of true.
15020 2016-06-10 Martin Sebor <msebor@redhat.com>
15023 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
15024 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
15025 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
15027 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
15028 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
15029 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
15030 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
15031 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
15032 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
15033 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
15034 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
15036 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15038 * config/arm/arm.h (pool_vector_label,
15039 return_used_this_function): Remove.
15041 2016-06-10 Jeff Law <law@redhat.com>
15043 PR tree-optimization/71335
15044 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
15045 zero length paths here.
15046 (convert_and_register_jump_thread_path): Remove hacks related to
15047 duplicated blocks in the jump thread path.
15048 (fsm_find_control_statement_thread_paths): Avoid putting the same
15049 block on the thread path twice, but ensure the thread path is
15050 unchanged from the caller's point of view.
15052 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15054 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
15055 * predict.def (PRED_LOOP_BRANCH): Remove.
15057 2016-06-10 David Malcolm <dmalcolm@redhat.com>
15059 * Makefile.in (OBJS): Add ggc-tests.o.
15060 (GTFILES): Add ggc-tests.c.
15061 * ggc-tests.c: New file.
15062 * selftest-run-tests.c (selftest::run_tests): Call
15063 selftest::ggc_tests_c_tests.
15064 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
15066 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
15068 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
15070 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
15073 * varasm.c (place_block_symbol): Adjust alignment for asan protected
15074 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
15076 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15078 * profile.c: Include cfgloop.h.
15079 (branch_prob): Compute estimated number of iterations.
15080 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
15081 recompute estimate number of iterations from profile.
15083 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15085 PR inline-asm/68843
15086 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
15087 must be grouped on top of stack. Don't force early clobber
15088 on ordinary reg outputs.
15090 2016-06-10 Richard Biener <rguenther@suse.de>
15092 * targhooks.c (default_builtin_vectorization_cost): Adjust
15093 vec_construct cost.
15095 2016-06-10 Richard Biener <rguenther@suse.de>
15097 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
15098 to fold the RHS to a constant if possible.
15100 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
15102 PR middle-end/71373
15103 * tree-nested.c (convert_nonlocal_omp_clauses)
15104 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
15105 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
15106 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
15108 * gimplify.c (gimplify_adjust_omp_clauses): Discard
15110 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
15112 * omp-low.c (scan_sharing_clauses): Don't expect
15113 OMP_CLAUSE__CACHE_.
15115 2016-06-10 Alan Hayward <alan.hayward@arm.com>
15117 PR tree-optimization/71407
15118 PR tree-optimization/71416
15119 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
15120 BIT_FIELD_REF type.
15122 2016-06-10 Richard Biener <rguenther@suse.de>
15124 PR middle-end/71477
15125 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
15127 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
15129 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
15131 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
15132 Jiong Wang <jiong.wang@arm.com>
15134 PR rtl-optimization/70751
15135 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
15136 spilled into memory.
15138 2016-06-09 Jonathan Yong <10walls@gmail.com>
15141 2015-09-21 Jonathan Yong <10walls@gmail.com>
15143 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
15144 sysroot/usr/lib/32api for additional win32 libraries,
15145 fixes failing Cygwin bootstrapping.
15147 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
15149 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
15152 2016-06-09 David Malcolm <dmalcolm@redhat.com>
15155 * pretty-print.c (pp_indent): Specify that %p is printed in a
15156 host-dependent manner.
15157 (test_pp_format): Remove the test for %p.
15159 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
15161 * config/mips/mips.c (mips_output_jump): Fix formatting.
15163 2016-06-09 Richard Biener <rguenther@suse.de>
15165 PR tree-optimization/71462
15166 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
15169 2016-06-09 Martin Liska <mliska@suse.cz>
15171 * predict.c (dump_prediction): Add new argument.
15172 (enum predictor_reason): New enum.
15173 (struct predictor_hash): New struct.
15174 (predictor_hash::hash): New function.
15175 (predictor_hash::equal): Likewise.
15176 (not_removed_prediction_p): New function.
15177 (prune_predictions_for_bb): Likewise.
15178 (combine_predictions_for_bb): Prune predictions.
15180 2016-06-09 Martin Liska <mliska@suse.cz>
15182 * predict.c (filter_predictions): New function.
15183 (remove_predictions_associated_with_edge): Use the filter
15185 (equal_edge_p): New function.
15187 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
15189 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
15190 Correct usage of @samp vs @option, add @samp where appropriate.
15191 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
15192 Add armv6s-m and document it, as it is no official ARM name.
15194 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15196 * ifcvt.c (struct noce_if_info): Add transform_name field.
15197 (noce_try_move): Set if_info->transform_name to the function name.
15198 (noce_try_ifelse_collapse): Likewise.
15199 (noce_try_store_flag): Likewise.
15200 (noce_try_inverse_constants): Likewise.
15201 (noce_try_store_flag_constants): Likewise.
15202 (noce_try_addcc): Likewise.
15203 (noce_try_store_flag_mask): Likewise.
15204 (noce_try_cmove): Likewise.
15205 (noce_try_cmove_arith): Likewise.
15206 (noce_try_minmax): Likewise.
15207 (noce_try_abs): Likewise.
15208 (noce_try_sign_mask): Likewise.
15209 (noce_try_bitop): Likewise.
15210 (noce_convert_multiple_sets): Likewise.
15211 (noce_process_if_block): Print if_info->transform_name to
15212 dump_file if transformation succeeded.
15214 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15216 * config/arm/cortex-a57.md (cortex_a57_alu):
15219 2016-06-08 Martin Sebor <msebor@redhat.com>
15220 Jakub Jelinek <jakub@redhat.com>
15224 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
15225 BUILT_IN_MUL_OVERFLOW_P): New builtins.
15226 * builtins.c: Include gimple-fold.h.
15227 (fold_builtin_arith_overflow): Handle
15228 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
15229 (fold_builtin_3): Likewise.
15230 * doc/extend.texi (Integer Overflow Builtins): Document
15231 __builtin_{add,sub,mul}_overflow_p.
15233 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
15235 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
15236 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
15238 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
15240 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
15241 Rewrite, looking one level down for records and arrays.
15243 2016-06-08 David Malcolm <dmalcolm@redhat.com>
15245 * pretty-print.c: Include "selftest.h".
15246 (pp_format): Fix comment.
15247 (identifier_to_locale): Likewise.
15248 (selftest::test_basic_printing): New function.
15249 (selftest::assert_pp_format): New function.
15250 (selftest::test_pp_format): New function.
15251 (selftest::pretty_print_c_tests): New function.
15252 * selftest-run-tests.c (selftest::run_tests): Call
15253 selftest::pretty_print_c_tests.
15254 * selftest.h (pretty_print_c_tests): New declaration.
15256 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15258 * invoke.texi (max-loop-headers-insns): Document.
15259 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
15260 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
15261 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
15263 2016-06-08 Richard Biener <rguenther@suse.de>
15265 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
15266 on strided SLP loads and fall back to scalar loads in case
15267 we can't chunk them.
15269 2016-06-08 Richard Biener <rguenther@suse.de>
15271 PR tree-optimization/71452
15272 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
15273 type used for the SSA rewrite has enough precision to cover
15274 the dynamic type of the location.
15276 2016-06-08 Jakub Jelinek <jakub@redhat.com>
15277 Richard Biener <rguenther@suse.de>
15280 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
15281 the same as DECL_P (base0) for indirect_base0. Use equality_code
15282 in one further place.
15284 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
15286 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
15287 to one word if the field is known to overlap other words.
15288 (extract_bit_field_1): Likewise.
15289 (store_split_bit_field): Remove compensating code.
15290 (extract_split_bit_field): Likewise.
15292 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
15296 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
15298 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15300 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
15302 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
15303 (arch64_addpv4sf): Delete.
15304 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
15305 "gen_aarch64_addpv4sf".
15306 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
15308 (vpadds_f32): Likewise.
15309 (vpaddq_f32): Likewise.
15310 (vpaddq_f64): Likewise.
15312 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15314 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
15316 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
15317 to VALLF. Rename to "fabd<mode>3".
15318 "*fabd_scalar<mode>3): Delete.
15319 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
15321 (vabdd_f64): Likewise.
15322 (vabd_f32): Likewise.
15323 (vabd_f64): Likewise.
15324 (vabdq_f32): Likewise.
15325 (vabdq_f64): Likewise.
15327 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15329 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
15331 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
15332 "aarch64_rsqrts<mode>".
15333 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
15334 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
15336 (vrsqrtsd_f64): Likewise.
15337 (vrsqrts_f32): Likewise.
15338 (vrsqrts_f64): Likewise.
15339 (vrsqrtsq_f32): Likewise.
15340 (vrsqrtsq_f64): Likewise.
15342 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15344 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
15346 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
15347 "aarch64_rsqrte<mode>".
15348 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
15349 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
15351 (vrsqrted_f64): Likewise.
15352 (vrsqrte_f32): Likewise.
15353 (vrsqrte_f64): Likewise.
15354 (vrsqrteq_f32): Likewise.
15355 (vrsqrteq_f64): Likewise.
15357 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15359 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
15361 (fcvtzs): Likewise.
15362 (fcvtzu): Likewise.
15363 * config/aarch64/aarch64-simd.md
15364 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
15365 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
15366 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
15368 (vcvt_n_f32_u32): Likewise.
15369 (vcvt_n_s32_f32): Likewise.
15370 (vcvt_n_u32_f32): Likewise.
15371 (vcvtq_n_f32_s32): Likewise.
15372 (vcvtq_n_f32_u32): Likewise.
15373 (vcvtq_n_f64_s64): Likewise.
15374 (vcvtq_n_f64_u64): Likewise.
15375 (vcvtq_n_s32_f32): Likewise.
15376 (vcvtq_n_s64_f64): Likewise.
15377 (vcvtq_n_u32_f32): Likewise.
15378 (vcvtq_n_u64_f64): Likewise.
15379 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
15380 (VSDQ_SDI): Likewise.
15381 (fcvt_target): Support V4DI, V4SI and V2SI.
15382 (FCVT_TARGET): Likewise.
15384 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15386 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
15387 (TYPES_BINOP_SUS): Likewise.
15388 (aarch64_simd_builtin_data): Update include file name.
15389 (aarch64_builtins): Likewise.
15390 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
15391 for conversion between scalar float-point and fixed-point.
15393 (fcvtzs): Likewise.
15394 (fcvtzu): Likewise.
15395 * config/aarch64/aarch64.md
15396 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
15397 pattern for conversion between scalar float to fixed-pointer.
15398 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
15399 (UNSPEC_FCVTZS): New UNSPEC enumeration.
15400 (UNSPEC_FCVTZU): Likewise.
15401 (UNSPEC_SCVTF): Likewise.
15402 (UNSPEC_UCVTF): Likewise.
15403 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
15405 (vcvtd_n_f64_u64): Likewise.
15406 (vcvtd_n_s64_f64): Likewise.
15407 (vcvtd_n_u64_f64): Likewise.
15408 (vcvtd_n_f32_s32): Likewise.
15409 (vcvts_n_f32_u32): Likewise.
15410 (vcvtd_n_s32_f32): Likewise.
15411 (vcvts_n_u32_f32): Likewise.
15412 * config/aarch64/iterators.md (fcvt_target): Support integer to float
15414 (FCVT_TARGET): Likewise.
15415 (FCVT_FIXED2F): New iterator.
15416 (FCVT_F2FIXED): Likewise.
15417 (fcvt_fixed_insn): New define_int_attr.
15419 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15421 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
15422 some statements was removed.
15424 2016-06-08 Alan Hayward <alan.hayward@arm.com>
15426 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
15427 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
15428 (vect_can_advance_ivs_p): likewise.
15429 (vect_update_ivs_after_vectorizer): likewise.
15430 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
15431 (vect_analyze_scalar_cycles_1): likewise.
15432 (vect_analyze_loop_operations): likewise.
15433 (report_vect_op): likewise.
15434 (vect_is_slp_reduction): likewise.
15435 (vect_is_simple_reduction): likewise.
15436 (get_initial_def_for_induction): likewise.
15437 (vect_transform_loop): likewise.
15438 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
15439 (vect_recog_sad_pattern): likewise.
15440 (vect_recog_widen_sum_pattern): likewise.
15441 (vect_recog_widening_pattern): likewise.
15442 (vect_recog_divmod_pattern): likewise.
15443 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
15444 (vect_analyze_slp_instance): likewise.
15445 (vect_transform_slp_perm_load): likewise.
15446 (vect_schedule_slp_instance): likewise.
15448 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15450 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
15451 (return_prediction): PRED_CONST_RETURN predict return as not taken.
15452 * predict.def (PRED_CONTINUE): Change hitrate 50->67
15453 (PRED_LOOP_BRANCH): Document predictor as broken.
15454 (PRED_LOOP_EXIT): Change hitrate 91->92.
15455 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
15456 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
15457 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
15458 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
15459 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
15460 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
15461 (PRED_CALL): Chane hitrate 71->67.
15462 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
15463 (PRED_GOTO): Document as unused right now.
15464 (PRED_CONST_RETURN): Change hitrate 67->69
15465 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
15466 (PRED_NULL_RETURN): Change hitrate 91->90.
15467 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
15468 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
15469 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
15471 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
15473 * config/rs6000/altivec.h: Add __builtin_vec_mul.
15474 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
15475 special case Altivec builtin.
15476 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15477 VSX_BUILTIN_VEC_MUL (replaced with special case code).
15478 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15479 code for ALTIVEC_BUILTIN_VEC_MUL.
15480 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15481 for __builtin_vec_mul.
15483 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
15485 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
15488 2016-06-07 David Malcolm <dmalcolm@redhat.com>
15490 * spellcheck.c (selftest::test_find_closest_string): New function.
15491 (spellcheck_c_tests): Call the above.
15493 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15495 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
15497 2016-06-07 Jakub Jelinek <jakub@redhat.com>
15499 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
15500 Yv=Yv,C alternatives.
15502 2016-06-07 Richard Biener <rguenther@suse.de>
15505 * common.opt (ffast-math): Make Optimization.
15507 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
15508 Prachi Godbole <prachi.godbole@imgtec.com>
15510 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
15511 `fabs' and `fneg' type attributes.
15512 (p5600_fpu_fabs): Add `fmove' to the comment.
15514 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15516 * gimple.c: Include builtins.h
15517 (gimple_inexpensive_call_p): New function.
15518 * gimple.h (gimple_inexpensive_call_p): Declare.
15519 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
15520 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
15523 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
15525 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
15526 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
15527 warning_at_rich_loc, warning_n, pedwarn, permerror,
15528 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
15529 sorry, fatal_error, internal_error, internal_error_no_backtrace):
15532 2016-06-07 Richard Biener <rguenther@suse.de>
15534 PR tree-optimization/71428
15535 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
15536 BIT_FIELD_REF op vs. load.
15538 2016-06-07 Richard Biener <rguenther@suse.de>
15540 PR middle-end/71423
15541 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
15544 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15546 * config/pa/pa.md (call): Generate indirect long calls to non-local
15547 functions on TARGET_64BIT.
15548 (call_value): Likewise.
15550 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15552 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
15553 pattern and subsequent splitters.
15554 (call_val_reg_64bit_post_reload): Likewise.
15556 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15558 PR middle-end/71408
15559 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
15560 propagate_op_to_single_use.
15562 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15564 PR middle-end/71281
15565 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
15567 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
15569 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
15570 (enum x86_dirflag_state): New enum.
15571 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
15572 (machine_function): Remove needs_cld.
15573 (ix86_current_function_needs_cld): Remove.
15574 * config/i386/i386.c (ix86_set_func_type): Set
15575 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
15576 (ix86_expand_prologue): Do not emit CLD here.
15577 (ix86_dirflag_mode_needed): New function.
15578 (ix86_dirflag_mode_entry): Ditto.
15579 (ix86_mode_needed): Handle X86_DIRFLAG entity.
15580 (ix86_mode_after): Ditto.
15581 (ix86_mode_entry): Ditto.
15582 (ix86_mode_exit): Ditto.
15583 (ix86_emit_mode_set): Ditto.
15584 * config/i386/i386.md (strmov_singleop): Set
15585 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
15586 Do not set ix86_current_function_needs_cld.
15588 (strset_singleop): Ditto.
15590 (cmpstrnqi_nz_1): Ditto.
15591 (cmpstrnqi_1): Ditto.
15592 (strlenqi_1): Ditto.
15594 2016-06-06 Jakub Jelinek <jakub@redhat.com>
15596 PR tree-optimization/71259
15597 * tree-vect-slp.c (vect_get_constant_vectors): For
15598 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
15599 one for constant op, and use COND_EXPR for non-constant.
15601 2016-06-06 David Malcolm <dmalcolm@redhat.com>
15603 * Makefile.in (OBJS): Add function-tests.o,
15604 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
15605 selftest-run-tests.o.
15606 (OBJS-libcommon): Add selftest.o.
15607 (OBJS-libcommon-target): Add selftest.o.
15608 (all.internal): Add "selftest".
15609 (all.cross): Likewise.
15610 (selftest): New phony target.
15611 (s-selftest): New target.
15612 (selftest-gdb): New phony target.
15613 (COLLECT2_OBJS): Add selftest.o.
15614 * bitmap.c: Include "selftest.h".
15615 (selftest::test_gc_alloc): New function.
15616 (selftest::test_set_range): New function.
15617 (selftest::test_clear_bit_in_middle): New function.
15618 (selftest::test_copying): New function.
15619 (selftest::test_bitmap_single_bit_set_p): New function.
15620 (selftest::bitmap_c_tests): New function.
15621 * common.opt (fself-test): New.
15622 * diagnostic-show-locus.c: Include "selftest.h".
15623 (make_range): New function.
15624 (test_range_contains_point_for_single_point): New function.
15625 (test_range_contains_point_for_single_line): New function.
15626 (test_range_contains_point_for_multiple_lines): New function.
15627 (assert_eq): New function.
15628 (test_get_line_width_without_trailing_whitespace): New function.
15629 (selftest::diagnostic_show_locus_c_tests): New function.
15630 * et-forest.c: Include "selftest.h".
15631 (selftest::test_single_node): New function.
15632 (selftest::test_simple_tree): New function.
15633 (selftest::test_disconnected_nodes): New function.
15634 (selftest::et_forest_c_tests): New function.
15635 * fold-const.c: Include "selftest.h".
15636 (selftest::assert_binop_folds_to_const): New function.
15637 (selftest::assert_binop_folds_to_nonlvalue): New function.
15638 (selftest::test_arithmetic_folding): New function.
15639 (selftest::fold_const_c_tests): New function.
15640 * function-tests.c: New file.
15641 * gimple.c: Include "selftest.h".
15642 Include "gimple-pretty-print.h".
15643 (selftest::verify_gimple_pp): New function.
15644 (selftest::test_assign_single): New function.
15645 (selftest::test_assign_binop): New function.
15646 (selftest::test_nop_stmt): New function.
15647 (selftest::test_return_stmt): New function.
15648 (selftest::test_return_without_value): New function.
15649 (selftest::gimple_c_tests): New function.
15650 * hash-map-tests.c: New file.
15651 * hash-set-tests.c: New file.
15652 * input.c: Include "selftest.h".
15653 (selftest::assert_loceq): New function.
15654 (selftest::test_accessing_ordinary_linemaps): New function.
15655 (selftest::test_unknown_location): New function.
15656 (selftest::test_builtins): New function.
15657 (selftest::test_reading_source_line): New function.
15658 (selftest::input_c_tests): New function.
15659 * rtl-tests.c: New file.
15660 * selftest-run-tests.c: New file.
15661 * selftest.c: New file.
15662 * selftest.h: New file.
15663 * spellcheck.c: Include "selftest.h".
15664 (selftest::levenshtein_distance_unit_test_oneway): New function,
15665 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
15666 (selftest::levenshtein_distance_unit_test): Likewise.
15667 (selftest::spellcheck_c_tests): Likewise.
15668 * toplev.c: Include selftest.h.
15669 (toplev::run_self_tests): New.
15670 (toplev::main): Handle -fself-test.
15671 * toplev.h (toplev::run_self_tests): New.
15672 * tree.c: Include "selftest.h".
15673 (selftest::test_integer_constants): New function.
15674 (selftest::test_identifiers): New function.
15675 (selftest::test_labels): New function.
15676 (selftest::tree_c_tests): New function.
15677 * tree-cfg.c: Include "selftest.h".
15678 (selftest::push_fndecl): New function.
15679 (selftest::test_linear_chain): New function.
15680 (selftest::test_diamond): New function.
15681 (selftest::test_fully_connected): New function.
15682 (selftest::tree_cfg_c_tests): New function.
15683 * vec.c: Include "selftest.h".
15684 (selftest::safe_push_range): New function.
15685 (selftest::test_quick_push): New function.
15686 (selftest::test_safe_push): New function.
15687 (selftest::test_truncate): New function.
15688 (selftest::test_safe_grow_cleared): New function.
15689 (selftest::test_pop): New function.
15690 (selftest::test_safe_insert): New function.
15691 (selftest::test_ordered_remove): New function.
15692 (selftest::test_unordered_remove): New function.
15693 (selftest::test_block_remove): New function.
15694 (selftest::reverse_cmp): New function.
15695 (selftest::test_qsort): New function.
15696 (selftest::vec_c_tests): New function.c.
15697 * wide-int.cc: Include selftest.h and wide-int-print.h.
15698 (selftest::from_int <wide_int>): New function.
15699 (selftest::from_int <offset_int>): New function.
15700 (selftest::from_int <widest_int>): New function.
15701 (selftest::assert_deceq): New function.
15702 (selftest::assert_hexeq): New function.
15703 (selftest::test_printing <VALUE_TYPE>): New function template.
15704 (selftest::test_ops <VALUE_TYPE>): New function template.
15705 (selftest::test_comparisons <VALUE_TYPE>): New function template.
15706 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
15708 (selftest::wide_int_cc_tests): New function.
15710 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15712 PR middle-end/37780
15713 * ifcvt.c (noce_try_ifelse_collapse): New function.
15715 (noce_process_if_block): Call noce_try_ifelse_collapse.
15716 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
15717 (simplify_ternary_operation): Use the above to simplify
15718 conditional CLZ/CTZ expressions.
15720 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15722 PR middle-end/37780
15723 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
15724 define_insn_and_split.
15726 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15728 PR middle-end/37780
15729 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
15731 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
15734 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
15735 Implicitly clobber memory for basic asm with non-empty assembler
15736 string. Use targetm.md_asm_adjust also here.
15737 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
15738 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
15739 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
15740 non-empty assembler string.
15741 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
15742 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
15743 (decode_asm_operands): Handle basic asm in PARALLEL block.
15744 (extract_insn): Handle basic asm in PARALLEL block.
15745 * doc/extend.texi: Mention new behavior of basic asm.
15746 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
15747 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
15748 branch_needs_nop_p): Use asm_noperands.
15750 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
15752 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
15753 Include the M7 SPARC DFA scheduler.
15754 New attribute v3pipe.
15755 Annotate insns with v3pipe where appropriate.
15756 Define cpu_feature vis4.
15757 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
15758 Add (V8QI "8") to vbits.
15759 Add insns {add,sub}v8qi3
15760 Add insns ss{add,sub}v8qi3
15761 Add insns us{add,sub}{v8qi,v4hi}3
15762 Add insns {min,max}{v8qi,v4hi,v2si}3
15763 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
15764 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
15765 * config/sparc/niagara4.md: Add a comment explaining the
15766 discrepancy between the documented latenty numbers and the
15768 * config/sparc/niagara7.md: New file.
15769 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
15770 supports SPARC5 and VIS 4.0 instructions.
15771 * configure: Regenerate.
15772 * config.in: Likewise.
15773 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
15774 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
15775 TARGET_CPU_niagara7.
15776 (ASM_CPU64_DEFAULT_SPEC): Likewise.
15777 (CPP_CPU_SPEC): Handle niagara7.
15778 (ASM_CPU_SPEC): Likewise.
15779 * config/sparc/sparc-opts.h (processor_type): Add
15780 PROCESSOR_NIAGARA7.
15781 (mvis4): New option.
15782 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
15783 (AS_NIAGARA7_FLAG): Define.
15784 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
15785 (CPP_CPU64_DEFAULT_SPEC): Likewise.
15786 (CPP_CPU_SPEC): Handle niagara7.
15787 (ASM_CPU_SPEC): Likewise.
15788 * config/sparc/sparc.c (niagara7_costs): Define.
15789 (sparc_option_override): Handle niagara7 and adjust cache-related
15790 parameters with better values for niagara cpus. Also support VIS4.
15791 (sparc32_initialize_trampoline): Likewise.
15792 (sparc_use_sched_lookahead): Likewise.
15793 (sparc_issue_rate): Likewise.
15794 (sparc_register_move_cost): Likewise.
15795 (dump_target_flag_bits): Support VIS4.
15796 (sparc_vis_init_builtins): Likewise.
15797 (sparc_builtins): Likewise.
15798 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
15800 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
15802 * config/sparc/sparc.opt (sparc_processor_type): New value
15804 * config/sparc/visintrin.h (__attribute__): Prototypes for the
15806 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
15808 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
15811 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
15813 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
15815 2016-06-06 Richard Biener <rguenther@suse.de>
15817 PR tree-optimization/71398
15818 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
15821 2016-06-05 James Bowman <james.bowman@ftdichip.com>
15823 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
15824 ft32_expand_prolog, ft32_expand_epilogue):
15825 Handle pretend_args.
15826 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
15827 * config/ft32/ft32.md: Add pretend_returner.
15829 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
15832 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
15833 Copy op1 RTX to avoid invalid sharing.
15834 (ix86_expand_vector_move_misalign): Ditto.
15836 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
15838 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
15841 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15843 * predict.c (predicted_by_loop_heuristics_p): New function.
15844 (predict_iv_comparison): Use it.
15845 (predict_loops): Walk from innermost loops; do not predict edges
15846 leaving multiple loops multiple times; implement
15847 PRED_LOOP_ITERATIONS_MAX heuristics.
15848 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
15850 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15852 * cfg.c (check_bb_profile): Do not report mismatched profiles when
15853 only edges out of BB are EH edges.
15855 2016-06-04 Martin Sebor <msebor@redhat.com>
15856 Marcin Baczyński <marbacz@gmail.com>
15859 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
15860 a void expression in a void function.
15862 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
15864 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
15865 aux; dump reasons of decisions.
15866 (should_duplicate_loop_header_p): Likewise.
15867 (do_while_loop_p): Likewise.
15868 (ch_base::copy_headers): Dump asi num insns duplicated.
15870 2016-06-04 Jakub Jelinek <jakub@redhat.com>
15872 PR tree-optimization/71405
15873 * tree-ssa.c (execute_update_addresses_taken): For clobber with
15874 incompatible type, build a new clobber with the right type instead
15875 of building a VIEW_CONVERT_EXPR around it.
15877 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
15879 PR tree-optimization/52171
15880 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
15881 by_pieces_ninsns instead of move_by_pieces_ninsns.
15883 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
15885 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
15886 for reg+reg addressing mode.
15888 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15890 * rs6000-c.c (c/c-tree.h): Add #include.
15891 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
15892 in C++ when found in the base position of vec_ld or vec_st.
15894 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
15896 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
15897 use of profile unless profile status is PROFILE_READ.
15898 * profile.c (compute_branch_probabilities): Set profile status
15899 only after reporting predictor hitrates.
15901 2016-06-03 Joseph Myers <joseph@codesourcery.com>
15905 * common.opt (ffp-int-builtin-inexact): New option.
15906 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
15907 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
15908 (ceil@var{m}2): Document dependence on this option.
15909 * ipa-inline-transform.c (inline_call): Handle
15910 flag_fp_int_builtin_inexact.
15911 * ipa-inline.c (can_inline_edge_p): Likewise.
15912 * config/i386/i386.md (rintxf2): Do not test
15913 flag_unsafe_math_optimizations.
15914 (rint<mode>2_frndint): New define_insn.
15915 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
15916 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
15917 for 387 instead of extending and truncating.
15918 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
15919 !flag_trapping_math instead of flag_unsafe_math_optimizations.
15920 Change to frndint<mode>2_<rounding>.
15921 (frndintxf2_<rounding>_i387): Likewise. Change to
15922 frndint<mode>2_<rounding>_i387.
15923 (<rounding_insn>xf2): Likewise.
15924 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
15925 !flag_trapping_math instead of flag_unsafe_math_optimizations for
15926 x87. Test TARGET_ROUND || !flag_trapping_math ||
15927 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
15928 SSE. Use ROUND_NO_EXC in constant operand of
15929 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
15930 for 387 instead of extending and truncating.
15932 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
15933 Julia Koval <julia.koval@intel.com>
15945 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
15946 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
15947 all registers, except for function return registers if there are
15948 no caller-saved registers.
15949 (ix86_set_func_type): New function.
15950 (ix86_set_current_function): Call ix86_set_func_type to set
15951 no_caller_saved_registers and func_type. Call reinit_regs if
15952 caller-saved registers are changed. Don't allow MPX, SSE, MMX
15953 nor x87 instructions in interrupt handler nor function with
15954 no_caller_saved_registers attribute.
15955 (ix86_function_ok_for_sibcall): Return false if there are no
15956 caller-saved registers.
15957 (type_natural_mode): Don't warn ABI change for MMX in interrupt
15959 (ix86_function_arg_advance): Skip for callee in interrupt handler.
15960 (ix86_function_arg): Return special arguments in interrupt handler.
15961 (ix86_promote_function_mode): Promote pointer to word_mode only
15962 for normal functions.
15963 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
15965 (ix86_epilogue_uses): New function.
15966 (ix86_hard_regno_scratch_ok): Likewise.
15967 (ix86_save_reg): Preserve all registers in interrupt handler
15968 after reload. Preserve all registers, except for function return
15969 registers, if there are no caller-saved registers after reload.
15970 (find_drap_reg): Always use callee-saved register if there are
15971 no caller-saved registers.
15972 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
15973 for interrupt handler.
15974 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
15975 Emit cld instruction if stringops are used in interrupt handler
15976 or interrupt handler isn't a leaf function.
15977 (ix86_expand_epilogue): Generate interrupt return for interrupt
15978 handler and pop the 'ERROR_CODE' off the stack before interrupt
15979 return in exception handler.
15980 (ix86_expand_call): Disallow calling interrupt handler directly.
15981 If there are no caller-saved registers, mark all registers that
15982 are clobbered by the call which returns as clobbered.
15983 (ix86_handle_no_caller_saved_registers_attribute): New function.
15984 (ix86_handle_interrupt_attribute): Likewise.
15985 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
15987 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
15988 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
15989 accumulation in interrupt function if stack may be realigned to
15991 (EPILOGUE_USES): New.
15992 (function_type): New enum.
15993 (machine_function): Add func_type and no_caller_saved_registers.
15994 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
15995 (interrupt_return): New pattern.
15996 * doc/extend.texi: Document x86 interrupt and
15997 no_caller_saved_registers attributes.
15999 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
16001 PR tree-optimization/52171
16002 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
16003 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
16004 Look for constant strings. Move some code to emit_block_cmp_hints
16006 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
16007 * defaults.h (COMPARE_MAX_PIECES): New macro.
16008 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
16009 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
16010 (clear_by_pieces_1): Don't declare. Move definition before use.
16011 (can_do_by_pieces): New static function.
16012 (can_move_by_pieces): Use it. Return bool.
16013 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
16014 OP. All callers changed. Handle COMPARE_BY_PIECES.
16015 (class pieces_addr); New.
16016 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
16017 pieces_addr::adjust, pieces_addr::increment_address,
16018 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
16020 (class op_by_pieces_d): New.
16021 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
16023 (class move_by_pieces_d, class compare_by_pieces_d,
16024 class store_by_pieces_d): New subclasses of op_by_pieces_d.
16025 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
16026 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
16027 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
16028 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
16029 compare_by_pieces_d::finish_mode): New member functions.
16030 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
16032 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
16033 (emit_block_cmp_hints): New function.
16034 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
16035 use the newly defined classes.
16036 * expr.h (by_pieces_constfn): New typedef.
16037 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
16038 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
16039 (move_by_pieces_ninsns): Don't declare.
16040 (can_move_by_pieces): Change return value to bool.
16041 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
16042 (compare_by_pieces_branch_ratio): New hook.
16043 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
16044 (by_pieces_ninsns): Declare.
16045 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
16047 (default_compare_by_pieces_branch_ratio): New function.
16048 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
16049 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
16050 * doc/tm.texi: Regenerate.
16051 * tree-ssa-strlen.c: Include "builtins.h".
16052 (handle_builtin_memcmp): New static function.
16053 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
16054 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
16056 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16058 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
16059 relevant stmts which are simple and invariant.
16060 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
16061 instead of simple and invariant
16063 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16065 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
16066 (vectorizable_reduction): Check for new relevant state.
16067 (vectorizable_live_operation): vectorize live stmts using
16068 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
16069 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
16070 (vect_stmt_relevant_p): Check for stmts which are only used live.
16071 (process_use): Use of a stmt does not inherit it's live value.
16072 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
16073 (vect_analyze_stmt): Check for new relevant state.
16074 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
16075 outside the loop, but not inside it.
16077 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16079 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
16080 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
16081 (vect_get_vec_def_for_operand): Split out code.
16083 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16085 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
16087 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16089 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
16091 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16093 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
16095 2016-06-03 Jakub Jelinek <jakub@redhat.com>
16097 PR middle-end/71387
16098 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
16099 to noreturn e->callee->decl that has void return type and void
16100 arguments, adjust gimple_call_fntype and remove lhs even if it had
16101 previously addressable type.
16103 2016-06-02 Jeff Law <law@redhat.com>
16105 PR tree-optimization/71328
16106 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
16107 error when checking for a jump back onto the copied path.
16109 2016-06-02 David Malcolm <dmalcolm@redhat.com>
16111 * config/microblaze/microblaze.c (get_branch_target): Add return
16112 NULL_RTX for the non-CALL_P case.
16113 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
16114 (insert_wic): Remove unused local "j".
16116 2016-06-02 Martin Liska <mliska@suse.cz>
16118 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
16120 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
16121 Julia Koval <julia.koval@intel.com>
16123 * function.c (assign_parm_setup_stack): Force source into a
16124 register if needed.
16125 * target.def (function_incoming_arg): Update documentation to
16126 allow arbitrary address computation based on hard register.
16127 * doc/tm.texi: Regenerated.
16129 2016-06-02 Martin Liska <mliska@suse.cz>
16131 * predict.c (combine_predictions_for_bb): Fix first match in
16132 cases where a first predictor contains more than one occurence
16133 in list of predictors. Take the best value in such case.
16135 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16137 PR rtl-optimization/71295
16138 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
16139 offset would go over the size of the inner mode reject it.
16141 2016-06-02 Jakub Jelinek <jakub@redhat.com>
16143 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
16144 x=x,x and v=v,m instead of x=x,m.
16146 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
16147 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
16148 alternative to v=rm,C.
16150 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
16151 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
16152 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
16153 instead of vex for the last two above mentioned alternatives.
16155 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16158 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
16160 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
16162 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
16164 2016-06-01 David Malcolm <dmalcolm@redhat.com>
16166 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
16167 from int to unsigned.
16169 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16171 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
16172 alternatives, eliminating preferred register class. Add support
16173 for the MTVSRDD instruction in ISA 3.0.
16174 (vsx_splat_v4si_internal): Use splat_input_operand instead of
16175 reg_or_indexed_operand.
16176 (vsx_splat_v4sf_internal): Likewise.
16178 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16181 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
16182 for loading up all 0's or all 1's.
16184 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
16186 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
16188 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
16190 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
16192 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
16193 * gcc.c (set_source_date_epoch_envvar): New function, sets
16194 the SOURCE_DATE_EPOCH environment variable to the current time.
16196 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16198 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
16199 the factor for live Phi nodes.
16201 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16203 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
16204 * tree-parloops.c (parallelize_loops): likewise.
16205 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
16206 tree_unswitch_outer_loop): likewise.
16208 2016-06-01 Jakub Jelinek <jakub@redhat.com>
16210 PR middle-end/71371
16211 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
16212 around creation of the temporary.
16214 2016-06-01 Richard Biener <rguenther@suse.de>
16216 PR tree-optimization/71366
16217 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
16218 (unloop_loops): Move removing edges here ...
16219 (try_unroll_loop_completely): ... from here.
16220 (try_peel_loop): ... and here.
16221 (tree_unroll_loops_completely_1): Track parent loops via
16222 bitmap of header BBs.
16223 (tree_unroll_loops_completely): Adjust for that.
16225 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16227 * config/rs6000/altivec.h (vec_slv): New macro.
16228 (vec_srv): New macro.
16229 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
16230 (UNSPEC_VSRV): New value.
16233 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
16234 (vsrv): New builtin definition.
16235 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
16236 define argument types for new builtin.
16237 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
16239 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
16242 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
16243 Jocelyn Mayer <l_indien@magic.fr>
16246 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
16247 detect processor family for signature_CENTAUR_ebx.
16248 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
16249 signature_CENTAUR_ebx.
16250 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
16251 <default>: Pass x86-64 for has_longmode.
16253 2016-06-01 Nathan Sidwell <nathan@acm.org>
16255 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
16258 2016-06-01 Richard Biener <rguenther@suse.de>
16260 PR tree-optimization/71261
16261 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
16262 of stmts successfully put in the bool pattern. Remove
16263 single-use restriction.
16264 (adjust_bool_pattern_cast): Add cast at the use site via the
16265 pattern def sequence.
16266 (adjust_bool_pattern): Remove recursion, maintain a hash-map
16267 of patterned defs. Use the pattern def seqence instead of
16268 multiple independent patterns.
16269 (sort_after_uid): New qsort compare function.
16270 (adjust_bool_stmts): New function to process stmts in the bool
16271 pattern in IL order.
16272 (vect_recog_bool_pattern): Adjust.
16273 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
16274 (ifcvt_walk_pattern_tree): Likewise.
16275 (stmt_is_root_of_bool_pattern): Likewise.
16276 (ifcvt_repair_bool_pattern): Likewise.
16277 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
16279 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16281 * loop-unroll.c (decide_unroll_constant_iterations,
16282 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
16283 likely upper bounds.
16284 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
16286 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
16288 * tree-core.h (enum omp_clause_code): Remove
16289 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
16291 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16293 * config/arm/sync.md (arm_store_exclusive<mode>):
16294 Use 'H' output modifier on operands[2] rather than creating a new
16295 entry in out-of-bounds memory of the operands array.
16296 (arm_store_release_exclusivedi): Likewise.
16298 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16300 * config/arm/arm.c (arm_fusion_enabled_p): New function.
16301 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
16302 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
16303 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16305 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16307 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
16308 into account live statements for mask producers.
16310 2016-06-01 Richard Biener <rguenther@suse.de>
16312 PR tree-optimization/71311
16313 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
16314 restrict to non-INTEGER_CST @0.
16316 2016-06-01 Richard Biener <rguenther@suse.de>
16318 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
16319 (relational patterns): Use :c to avoid pattern duplications.
16321 2016-06-01 Richard Biener <rguenther@suse.de>
16323 * genmatch.c (comparison_code_p): New predicate.
16324 (swap_tree_comparison): New function.
16325 (commutate): Add for_vec parameter to append new for entries.
16326 Support commutating relational operators by swapping it alongside
16328 (lower_commutative): Adjust.
16329 (dt_simplify::gen): Do not pass artificial operators to gen
16331 (decision_tree::gen): Do not add artificial operators as parameters.
16332 (parser::parse_expr): Verify operator commutativity when :c is
16333 applied. Allow :C to override this.
16334 * match.pd: Adjust patterns to use :C instead of :c where required.
16336 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
16338 PR tree-optimization/71077
16339 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
16340 the combining step, use boolean_false_node and boolean_true_node
16341 as the designated false/true return values.
16343 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16345 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
16346 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
16347 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
16350 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16352 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
16353 of flags impliying the register renaming.
16354 * toplev.c (process_options): Do not imply flag_rename_registers with
16357 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16359 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
16360 default implementation.
16362 2016-05-31 Nathan Sidwell <nathan@acm.org>
16364 * dwarf2out.c (cur_line_info_table): Add GTY marker.
16366 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16368 * config/sh/constraints.md (b): Remove constraint.
16369 * config/sh/predicates.md (arith_reg_operand): Remove
16371 * config/sh/sh-modes.def (PDI): Remove.
16372 * config/sh/sh.c (sh_target_reg_class,
16373 sh_optimize_target_register_callee_saved): Remove functions.
16374 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
16375 (sh_expand_epilogue): Update comment.
16376 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
16377 sh_secondary_reload): Remove TARGET_REGS related code.
16378 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
16379 TARGET_REGISTER_P): Remove macros.
16380 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
16381 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
16382 TR1_REG, TR2_REG): Remove constants.
16383 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
16385 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16387 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
16388 define_expand patterns.
16389 (adddi3_compact): Rename to adddi3.
16390 (subdi3_compact): Rename to subdi3.
16391 (*negdi2): Rename to negdi2.
16392 (*abs<mode>2): Rename to abs<mode>2.
16394 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16396 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
16397 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
16398 (atomic_sub_fetchsi): ... this new pattern.
16399 (mvtc): Add CC_REG clobber.
16401 2016-05-31 Marek Polacek <polacek@redhat.com>
16403 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
16405 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16407 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
16408 aarch64_fusion_enabled_p to check for fusion capabilities.
16410 2016-05-31 Richard Biener <rguenther@suse.de>
16412 PR tree-optimization/71352
16413 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
16414 minus one and a negate.
16416 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16418 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
16419 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
16421 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
16422 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
16423 Remove use of aarch64_simd_attr_length_move, set length attribute
16425 (*aarch64_be_movoi): Likewise.
16426 (*aarch64_be_movci): Likewise.
16427 (*aarch64_be_movxi): Likewise.
16429 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16431 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
16432 It no longer does that.
16433 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
16435 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
16437 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
16438 attribute __unused__.
16440 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
16442 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
16443 * config/arm/arm.c (arm_arch_thumb1): Define.
16444 (arm_option_override): Initialize arm_arch_thumb1.
16445 * config/arm/arm.h (arm_arch_thumb1): Declare.
16446 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
16447 support Thumb-1 ISA.
16449 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
16452 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
16453 `Yv' for scalar operand.
16455 2016-05-31 Tom de Vries <tom@codesourcery.com>
16457 PR tree-optimization/69068
16458 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
16459 phis with more than two args.
16461 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
16463 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
16464 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
16467 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
16469 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
16471 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16473 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
16474 cpu_32, cpu_64, tune_32 and tune_64.
16475 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
16477 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
16479 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
16481 2016-05-30 Andi Kleen <ak@linux.intel.com>
16483 * auto-profile.c (read_profile): Replace asserts with errors
16484 when file does not exist.
16485 * gcov-io.c (gcov_read_words): Dito.
16487 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16489 * tree-cfg.c (print_loop): Print likely upper bounds.
16491 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16493 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
16494 * opts.c (default_options): Enable peel loops at -O3.
16495 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
16496 (try_peel_loop): Do not re-peel already peeled loops;
16497 use likely upper bounds; fix profile updating.
16498 (pass_complete_unroll::execute): Initialize peeled_loops.
16500 2016-05-30 Martin Liska <mliska@suse.cz>
16502 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
16503 computed costs by frequency of BB they belong to.
16504 (get_scaled_computation_cost_at): New function.
16506 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
16507 Marc Glisse <marc.glisse@inria.fr>
16509 PR tree-optimization/71289
16510 * match.pd (-1 / B < A, A > -1 / B): New transformations.
16512 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16514 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
16516 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16518 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
16519 for peeled copies; avoid underflow when updating estimates; correctly
16520 scale loop profile.
16522 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16524 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
16525 r236875. Corrected oe3 to oe2 as obvious.
16527 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16529 PR middle-end/71269
16530 PR middle-end/71252
16531 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
16532 that inserted stmt will not dominate stmts that defines its operand.
16533 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
16534 (rewrite_expr_tree_parallel): Likewise.
16536 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16538 PR middle-end/71252
16539 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
16540 all fields including stmt_to_insert are swapped.
16542 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16544 * predict.h (force_edge_cold): Declare.
16545 * predict.c (force_edge_cold): New function.
16546 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
16548 (canonicalize_loop_induction_variables): Fix formating.
16550 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
16552 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
16553 (visium_expand_copysign): Use gen_int_mode directly.
16554 (visium_compute_frame_size): Minor tweaks.
16556 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16558 * tree-vect-loop.c (vect_analyze_loop_2): Use
16559 likely_max_stmt_executions_int.
16561 2016-05-30 Tom de Vries <tom@codesourcery.com>
16563 PR tree-optimization/69067
16564 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
16566 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
16569 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
16570 New peepholes to remove unneeded fild/fistp pairs.
16571 (define_peephole2 atomic_loaddi_fpu): Ditto.
16573 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16575 * predict.c (maybe_hot_frequency_p): Avoid division.
16577 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16579 * doc/install.texi: Use https for shop.fsf.org.
16581 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16583 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
16584 likely_max_stmt_executions_int.
16586 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16588 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
16589 likely_max_stmt_executions_int.
16591 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16593 * profile.c (compute_branch_probabilities): Do not report hitrates
16595 (branch_prob): Report hitrates here.
16596 * predict.c (gimple_predict_edge): Do not assert profile status;
16597 fix formatting issues.
16599 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16601 * predict.c (edge_predicted_by_p): New function.
16602 (predict_paths_for_bb): Do not put multiple predictions of the same type
16605 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16607 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
16610 2016-05-28 Alan Modra <amodra@gmail.com>
16612 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
16614 2016-05-28 Alan Modra <amodra@gmail.com>
16616 PR rtl-optimization/71275
16617 * ira.c (ira): Free dominance info.
16619 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
16621 * doc/sourcebuild.texi: New address for upstream Go repository.
16623 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
16625 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
16626 (TARGET_ARM_V7M): Likewise.
16628 2016-05-26 Jeff Law <law@redhat.com>
16630 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
16631 (thread_across_edge): Remove calls to find_jump_threads_backwards.
16632 * passes.def: Add jump threading passes before DOM/VRP.
16633 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
16634 argument to a basic block from an edge. Remove tests which are
16636 (pass_data_thread_jumps, class pass_thread_jumps): New.
16637 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
16638 (make_pass_thread_jumps): Likewise.
16639 * tree-pass.h (make_pass_thread_jumps): Declare.
16641 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
16643 * config/visium/visium-protos.h (split_double_move): Rename into...
16644 (visium_split_double_move): ...this.
16645 (visium_split_double_add): Declare.
16646 * config/visium/visium.c (split_double_move): Rename into...
16647 (visium_split_double_move): ...this.
16648 (visium_split_double_add): New function.
16649 (visium_expand_copysign): Renumber operands for consistency.
16650 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
16651 (DFmode move splitter): Likewise.
16652 (*addi3_insn): Split by means of visium_split_double_add.
16653 (*adddi3_insn_flags): Delete.
16654 (*plus_plus_sltu<subst_arith>): New insn.
16655 (*subdi3_insn): Split by means of visium_split_double_add.
16656 (subdi3_insn_flags): Delete.
16657 (*minus_minus_sltu<subst_arith>): New insn.
16658 (*negdi2_insn): Split by means of visium_split_double_add.
16659 (*negdi2_insn_flags): Delete.
16661 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
16663 * configure.ac: Treat a --with-headers option without argument
16664 the same as the default (i.e. consult sys-include directory).
16665 * configure: Regenerate.
16667 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16669 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
16670 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
16672 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
16673 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16675 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16678 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
16679 tree-stdarg analysis results.
16680 (aarch64_setup_incoming_varargs): Likewise.
16682 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16684 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
16685 va_list_gpr_counter_field and va_list_fpr_counter_field.
16687 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
16690 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
16691 * config/aarch64/aarch64.c
16692 (aarch64_cannot_change_mode_class): Remove function.
16693 * config/aarch64/aarch64-protos.h
16694 (aarch64_cannot_change_mode_class): Remove.
16696 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16698 * cfgloop.c (record_niter_bound): Record likely upper bounds.
16699 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
16700 get_likely_max_loop_iterations_int): New.
16701 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
16702 any_likely_upper_bound.
16703 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
16705 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
16706 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
16708 (unroll_loop_constant_iterations): Likewise.
16709 (unroll_loop_runtime_iterations): Likewise.
16710 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
16711 * lto-streamer-out.c (output_cfg): Likewise.
16712 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
16714 (canonicalize_loop_induction_variables): Dump likely upper bounds.
16715 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
16716 (likely_max_loop_iterations): New.
16717 (likely_max_loop_iterations_int): New.
16718 (likely_max_stmt_executions): New.
16719 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
16720 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
16721 likely_max_stmt_executions): Declare.
16723 2016-05-27 Marek Polacek <polacek@redhat.com>
16725 PR middle-end/71308
16726 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
16728 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16730 * config/s390/s390.md (2x risbg splitters): Use
16731 reg_overlap_mentioned_p instead of rtx_equal_p.
16733 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
16735 * combine.c (make_compound_operation): Take known zero bits into
16736 account when checking for possible zero_extend.
16738 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16740 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
16741 Use const_int_operand for operand 2 predicate. Simplify expand code
16744 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
16746 PR middle-end/71279
16747 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
16750 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16752 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
16753 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
16754 that returns CC_SESWPmode and CC_ZESWPmode.
16755 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
16757 (aarch64_rtx_costs): Likewise.
16759 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16761 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
16762 for ISA 3.0 min/max support.
16763 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
16764 conditional move support.
16765 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
16766 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
16768 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
16769 conditional moves where the comparison type is different from move
16771 (fp_minmax): New code iterator for smin/smax.
16772 (minmax): New code attributes for min/max.
16773 (SMINMAX): Likewise.
16774 (smax<mode>3): Combine min, max insns into one insn using the
16775 fp_minmax code iterator. Add support for ISA 3.0 min/max
16776 instructions that don't need -ffast-math.
16777 (s<minmax><mode>3): Likewise.
16778 (smax<mode>3_vsx): Likewise.
16779 (smin<mode>3): Likewise.
16780 (s<minmax><mode>3_vsx): Likewise.
16781 (smin<mode>3_vsx): Likewise.
16782 (pre-VSX min/max splitters): Likewise.
16783 (s<minmax><mode>3_fpr): Likewise.
16784 (movsfcc): Rewrite floating point conditional moves to combine
16785 SFmode/DFmode into a single insn.
16786 (mov<mode>cc): Likewise.
16787 (movdfcc): Likewise.
16788 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
16789 SFDF2 iterators to handle all combinations.
16790 (fseldfsf4): Likewise.
16791 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
16792 (fseldfdf4): Likewise.
16793 (fselsfdf4): Likewise.
16794 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
16795 comparison instructions that set a 0/-1 mask, and use it for
16796 floating point conditional move via XXSEL.
16797 (fpmask<mode>): Likewise.
16798 (xxsel<mode>): Likewise.
16799 * config/rs6000/predicates.md (min_max_operator): Delete, no
16801 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
16802 instructions that generate a 0/-1 mask for use with XXSEL.
16803 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
16804 say whether floating point min/max is available, either through
16805 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
16806 (TARGET_MINMAX_DF): Likewise.
16808 2016-05-27 Alan Modra <amodra@gmail.com>
16810 PR rtl-optimization/71275
16811 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
16812 for update_equiv_regs and combine_and_move_insns.
16814 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
16816 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
16817 if_then_else or cond RTXes to calculate attribute value.
16818 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
16819 <attr "length_immediate>: Ditto.
16820 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
16821 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
16822 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
16823 <attr "type">: Ditto.
16824 <attr "prefix_data16">: Ditto.
16825 <attr "prefix_extra">: Ditto.
16826 <attr "length_immediate">: Ditto.
16827 <attr "prefix">: Ditto.
16828 (vec_set<mode>_0) <attr "isa">: Ditto.
16829 <attr "prefix_extra">: Ditto.
16830 <attr "length_immediate">: Ditto.
16831 <attr "prefix">: Ditto.
16832 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
16833 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
16834 (sse2_storelpd) <attr "prefix_data16">: Ditto.
16835 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
16836 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
16837 <attr "length_immediate">: Ditto.
16838 <attr "prefix">: Ditto.
16839 (sse2_movsd) <attr "length_immediate">: Ditto.
16840 <attr "prefix">: Ditto.
16841 (vec_concatv2df) <attr "isa">: Ditto.
16842 <attr "prefix">: Ditto.
16843 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
16844 (*vec_extractv2di_1) <attr "isa">: Ditto.
16845 <attr "type">: Ditto.
16846 <attr "length_immediate">: Ditto.
16847 <attr "prefix_rex">: Ditto.
16848 <attr "prefix_extra">: Ditto.
16849 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
16850 <attr "prefix_extra">: Ditto.
16851 <attr "length_immediate">: Ditto.
16852 (vec_concatv2di) <attr "isa">: Ditto.
16853 <attr "prefix_extra">: Ditto.
16854 <attr "length_immediate">: Ditto.
16855 <attr "prefix">: Ditto.
16857 2016-05-26 Martin Liska <mliska@suse.cz>
16859 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
16861 (operator+): Likewise.
16862 (operator-): Likewise.
16863 (comp_cost::operator+=): Likewise.
16864 (comp_cost::operator-=): Likewise.
16865 (comp_cost::operator/=): Likewise.
16866 (comp_cost::operator*=): Likewise.
16867 (operator<): Likewise.
16868 (operator==): Likewise.
16869 (operator<=): Likewise.
16870 (new_cost): Remove.
16871 (infinite_cost_p): Likewise.
16872 (add_costs): Likewise.
16873 (sub_costs): Likewise.
16874 (compare_costs): Likewise.
16875 (set_group_iv_cost): Use the newly introduced functions.
16876 (get_address_cost): Likewise.
16877 (get_shiftadd_cost): Likewise.
16878 (force_expr_to_var_cost): Likewise.
16879 (split_address_cost): Likewise.
16880 (ptr_difference_cost): Likewise.
16881 (difference_cost): Likewise.
16882 (get_computation_cost_at): Likewise.
16883 (determine_group_iv_cost_generic): Likewise.
16884 (determine_group_iv_cost_address): Likewise.
16885 (determine_group_iv_cost_cond): Likewise.
16886 (autoinc_possible_for_pair): Likewise.
16887 (determine_group_iv_costs): Likewise.
16888 (cheaper_cost_pair): Likewise.
16889 (iv_ca_recount_cost): Likewise.
16890 (iv_ca_set_no_cp): Likewise.
16891 (iv_ca_set_cp): Likewise.
16892 (iv_ca_cost): Likewise.
16893 (iv_ca_new): Likewise.
16894 (iv_ca_dump): Likewise.
16895 (iv_ca_narrow): Likewise.
16896 (iv_ca_prune): Likewise.
16897 (iv_ca_replace): Likewise.
16898 (try_add_cand_for): Likewise.
16899 (try_improve_iv_set): Likewise.
16900 (find_optimal_iv_set): Likewise.
16902 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
16904 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
16905 that internal functions will clobber all caller-saved registers.
16907 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
16909 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
16910 Return a better case_values_threshold when optimizing.
16912 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
16914 * config/aarch64/aarch64-simd.md (aarch64_combinez):
16915 Add ? to integer variant.
16916 (aarch64_combinez_be): Likewise.
16918 2016-05-26 Jakub Jelinek <jakub@redhat.com>
16920 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
16921 instead of x constraint.
16922 (vcvtps2ph256<mask_name>): Likewise.
16924 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
16925 alternative. Formatting fix.
16927 * config/i386/sse.md
16928 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
16930 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
16931 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
16932 maybe_evex prefix instead of vex.
16933 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
16934 EXT_REX_SSE_REG_P (op0) case in the splitter.
16936 2016-05-25 Jeff Law <law@redhat.com>
16938 PR tree-optimization/71272
16939 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
16940 Update comments. Add test for empty path.
16942 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
16944 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
16945 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
16946 special case builtin.
16947 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16948 code for ALTIVEC_BUILTIN_VEC_CMPNE.
16949 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16950 for __builtin_vec_cmpne.
16952 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
16954 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
16955 redundant test and bail out if the type of the new operand is not
16956 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
16958 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
16960 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
16961 (x_ix86_target_flags_explicit): Remove.
16962 * config/i386/i386.c (ix86_function_specific_save): Do not copy
16963 x_ix86_target_flags_explicit.
16964 (ix86_function_specific_restore): Ditto.
16966 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
16967 H.J. Lu <hongjiu.lu@intel.com>
16970 * common/config/i386/i386-common.c
16971 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
16972 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
16973 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
16974 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
16975 (-mgeneral-regs-only): Add new option.
16976 * config/i386/i386.c (ix86_option_override_internal): Don't enable
16977 x87 instructions if only general registers are allowed.
16978 (ix86_target_string): Add ix86_flags argument. Handle additional
16979 flags options through ix86_flags argument. Update all callers.
16980 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
16982 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16984 PR rtl-optimization/66940
16985 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
16986 decrementing desired_val will not overflow before performing these
16989 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
16991 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
16992 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
16993 * config/i386/i386.c (enum ix86_builtins): Add
16994 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
16995 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
16996 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
16997 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
16998 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
16999 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
17000 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
17001 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
17002 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
17003 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
17004 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
17005 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
17006 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
17007 __builtin_ia32_cvtps2dq512_mask.
17008 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
17009 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
17010 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
17011 * config/i386/sse.md
17012 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
17014 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
17015 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
17017 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
17018 (avx512f_vec_pack_sfix_v8df): New define_expand.
17019 (avx512f_roundpd512): Rename to ...
17020 (avx512f_round<castmode>512): ... this. Change iterator.
17021 (avx512f_roundps512_sfix): New define_expand.
17022 (round<mode>2_sfix): Change iterator.
17024 2016-05-25 Nick Clifton <nickc@redhat.com>
17026 * config/msp430/msp430.c (msp430_attr): Produce an error if a
17027 static interrupt handler is detected.
17028 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
17029 default linker script.
17030 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
17031 the low part of a symbolic pointer.
17033 2016-05-25 Richard Biener <rguenther@suse.de>
17035 PR tree-optimization/71261
17036 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
17037 interesting stmt instead of immediate uses when looking
17038 for the use operand to replace.
17040 2016-05-25 Martin Liska <mliska@suse.cz>
17042 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
17044 2016-05-25 Richard Biener <rguenther@suse.de>
17046 PR tree-optimization/71264
17047 * tree-vect-stmts.c (vect_init_vector): Properly deal with
17050 2016-05-25 Martin Liska <mliska@suse.cz>
17052 PR tree-optimization/71239
17053 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
17054 if DECL_SIZE is NULL.
17056 2016-05-25 Richard Biener <rguenther@suse.de>
17058 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
17059 * tree-if-conv.c (pass_data_if_conversion): Use it.
17061 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17063 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
17064 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
17065 * varpool.c (varpool_node::get_availability): Likewise.
17067 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17069 * config/rs6000/altivec.md (VNEG iterator): New iterator for
17070 VNEGW/VNEGD instructions.
17071 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
17072 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
17073 support for ISA 3.0 VNEGW/VNEGD instructions.
17075 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
17077 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
17078 pointers inside OACC_DATA regions.
17079 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
17080 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
17081 (gimplify_adjust_omp_clauses): Fix typo in comment.
17083 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17085 * config/rs6000/altivec.md (VParity): New mode iterator for vector
17086 parity built-in functions.
17087 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
17089 (p9v_parity<mode>2): Likewise.
17090 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
17092 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
17093 (parity<mode>2): ISA 3.0 expander for vector parity.
17094 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
17096 (BU_P9_64BIT_MISC_0): Likewise.
17097 (BU_P9_MISC_0): Likewise.
17098 (BU_P9V_AV_1): Likewise.
17099 (BU_P9V_AV_2): Likewise.
17100 (BU_P9V_AV_3): Likewise.
17101 (BU_P9V_AV_P): Likewise.
17102 (BU_P9V_VSX_1): Likewise.
17103 (BU_P9V_OVERLOAD_1): Likewise.
17104 (BU_P9V_OVERLOAD_2): Likewise.
17105 (BU_P9V_OVERLOAD_3): Likewise.
17106 (VCTZB): Add vector count trailing zeros support.
17110 (VPRTYBD): Add vector parity support.
17111 (VPRTYBQ): Likewise.
17112 (VPRTYBW): Likewise.
17113 (VCTZ): Add overloaded vector count trailing zeros support.
17114 (VPRTYB): Add overloaded vector parity support.
17115 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17116 overloaded vector count trailing zeros and parity instructions.
17117 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
17118 vector parity support.
17119 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
17120 trailing zeros support.
17121 (vec_cntlz): Likewise.
17122 (vec_vctzb): Likewise.
17123 (vec_vctzd): Likewise.
17124 (vec_vctzh): Likewise.
17125 (vec_vctzw): Likewise.
17126 (vec_vprtyb): Add ISA 3.0 vector parity support.
17127 (vec_vprtybd): Likewise.
17128 (vec_vprtybw): Likewise.
17129 (vec_vprtybq): Likewise.
17130 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17131 the ISA 3.0 vector count trailing zeros and vector parity built-in
17134 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17136 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
17137 when there is stmt_to_insert.
17139 2016-05-24 Martin Sebor <msebor@redhat.com>
17142 * tree.h (complete_or_array_type_p): New inline function.
17144 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17146 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
17147 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
17148 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
17150 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
17151 Limit 1st alternative to noavx isa, split 2nd alternative into one
17152 noavx and one avx alternative, use *x and Bm in the former and
17153 x and m in the latter.
17155 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
17156 of sse4 for the first alternative, drop %v from the template
17157 and d operand modifier. Split second alternative into one sse4_noavx
17158 and one avx alternative, use *x instead of *v in the former and v
17159 instead of *v in the latter.
17160 (*sse4_1_extractps): Use noavx isa instead of * for the first
17161 alternative, drop %v from the template. Split second alternative into
17162 one noavx and one avx alternative, use *x instead of *v in the
17163 former and v instead of *v in the latter.
17164 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
17165 with noavx and the last one with avx.
17166 (sse4_1_phminposuw): Guard first alternative with noavx isa,
17167 split the second one into one noavx and one avx alternative,
17168 use *x and Bm in the former and x and m in the latter one.
17169 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
17172 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
17173 first two alternatives to noavx, use *x instead of *v in the second
17174 one, add avx alternative without *.
17175 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
17176 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
17177 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
17179 2016-05-24 Jeff Law <law@redhat.com>
17181 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
17182 New function, extracted from...
17183 (fsm_find_control_statement_thread_paths): Here. Use the new function.
17184 Allow simple copies and constant initializations in the SSA chain.
17186 2016-05-24 Marek Polacek <polacek@redhat.com>
17189 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
17192 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17195 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
17196 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
17197 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
17198 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
17199 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
17201 2016-05-24 Richard Biener <rguenther@suse.de>
17203 PR tree-optimization/71240
17204 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
17207 2016-05-24 Richard Biener <rguenther@suse.de>
17209 PR tree-optimization/71230
17210 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
17212 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17214 * tree-vectorizer.h (vectorizable_comparison): Delete.
17215 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
17216 PURE_SLP_STMT check.
17217 * tree-vect-stmts.c (vectorizable_call): Likewise.
17218 (vectorizable_simd_clone_call): Likewise.
17219 (vectorizable_conversion): Likewise.
17220 (vectorizable_assignment): Likewise.
17221 (vectorizable_shift): Likewise.
17222 (vectorizable_operation): Likewise.
17223 (vectorizable_load): Likewise.
17224 (vectorizable_condition): Likewise.
17225 (vectorizable_store): Likewise. Assert that we don't have
17227 (vectorizable_comparison): Make static. Remove redundant
17228 PURE_SLP_STMT check.
17229 (vect_transform_stmt): Assert that we always have an slp_node
17232 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17234 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
17235 operands[2] against 1 with comparison against CONST1_RTX.
17236 (<shift>di3_neon): Likewise.
17237 * config/arm/predicates.md (const0_operand): Replace with comparison
17238 against CONST0_RTX.
17240 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17242 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
17243 operands[2] against 1 with comparison against CONST1_RTX.
17244 (ashrdi3): Likewise.
17245 (lshrdi3): Likewise.
17246 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
17248 (ashrsi3): Likewise.
17249 (lshrsi3): Likewise.
17250 (rotrsi3): Likewise.
17251 (define_split above *compareqi_eq0): Likewise.
17252 (define_split above "prologue"): Likewise.
17253 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
17254 * config/arm/predicates.md (shift_operator): Likewise.
17255 (shift_nomul_operator): Likewise.
17256 (sat_shift_operator): Likewise.
17257 (thumb1_cmp_operand): Likewise.
17258 (const_neon_scalar_shift_amount_operand): Replace manual range
17259 check with IN_RANGE.
17260 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
17261 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
17263 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17265 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
17266 with HOST_WIDE_INT_1.
17268 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
17269 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
17270 (arm_canonicalize_comparison): Likewise.
17271 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
17273 (thumb1_size_rtx_costs): Likewise.
17274 (vfp_const_double_index): Replace cast of 1 to unsigned
17275 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17276 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
17278 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
17279 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17280 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
17281 HOST_WIDE_INT with HOST_WIDE_INT_1.
17283 2016-05-24 Marek Polacek <polacek@redhat.com>
17285 * tree-cfg.h (should_remove_lhs_p): New predicate.
17286 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
17287 * gimplify.c (gimplify_modify_expr): Likewise.
17288 * tree-cfg.c (verify_gimple_call): Likewise.
17289 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
17290 * gimple-fold.c: Include "tree-cfg.h".
17291 (gimple_fold_call): Use should_remove_lhs_p.
17293 2016-05-24 Richard Biener <rguenther@suse.de>
17295 PR tree-optimization/71253
17296 * cfganal.h (control_dependences): Make robust against edge
17298 (control_dependences::control_dependences): Remove edge_list argument.
17299 (control_dependences::get_edge): Remove.
17300 (control_dependences::get_edge_src): Add.
17301 (control_dependences::get_edge_dest): Likewise.
17302 (control_dependences::m_el): Make a vector of edge src/dest index.
17303 * cfganal.c (control_dependences::find_control_dependence): Adjust.
17304 (control_dependences::control_dependences): Likewise.
17305 (control_dependences::~control_dependence): Likewise.
17306 (control_dependences::get_edge): Remove.
17307 (control_dependences::get_edge_src): Add.
17308 (control_dependences::get_edge_dest): Likewise.
17309 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
17311 (perform_tree_ssa_dce): Adjust.
17312 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
17314 (pass_loop_distribution::execute): Adjust. Do loop destroying
17315 conditional on changed.
17317 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17320 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
17321 return. Reindent transformation comment and mention the ARM state
17324 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17326 PR middle-end/71252
17327 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
17328 after build_and_add_sum creates new use stmt.
17330 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17332 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
17333 load_lanes/grouped_load classification comes first. Don't check
17334 whether the vectorization factor is a multiple of the group size
17337 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17339 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
17340 GROUP_GAP for single-element interleaving.
17341 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
17344 2016-05-24 Richard Biener <rguenther@suse.de>
17346 PR middle-end/70434
17348 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
17349 bases which are accessed with non-invariant indices.
17350 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
17351 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
17353 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17355 PR middle-end/71170
17356 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
17357 (add_to_ops_vec): Add stmt_to_insert.
17358 (add_repeat_to_ops_vec): Init stmt_to_insert.
17359 (insert_stmt_before_use): New.
17360 (transform_add_to_multiply): Remove mult_stmt insertion and add it
17362 (get_ops): Init stmt_to_insert.
17363 (maybe_optimize_range_tests): Likewise.
17364 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
17365 (rewrite_expr_tree_parallel): Likewise.
17366 (reassociate_bb): Likewise.
17368 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17371 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
17372 ISA 3.0 xxperm fusion alternative.
17373 (altivec_vperm_v8hiv16qi): Likewise.
17374 (altivec_vperm_<mode>_uns_internal): Likewise.
17375 (vperm_v8hiv4si): Likewise.
17376 (vperm_v16qiv8hi): Likewise.
17378 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17379 Kelvin Nilsen <kelvin@gcc.gnu.org>
17381 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
17382 vpermr/xxpermr on ISA 3.0.
17383 (altivec_expand_vec_perm_le): Likewise.
17384 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
17385 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
17388 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
17390 * config/i386/i386.h (IS_STACK_MODE): Enable for
17391 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
17392 SSE_FLOAT_MODE_P macros.
17393 * config/i386/i386.c (ix86_preferred_reload_class): Use
17394 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
17395 Cleanup regclass processing for CONST_DOUBLE_P.
17396 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
17397 (ix86_rtx_costs): Remove redundant TARGET_80387 check
17398 with IS_STACK_MODE macro.
17399 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
17401 (*movdf_internal): Use IS_STACK_MODE macro.
17402 (*movsf_internal): Ditto.
17404 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
17406 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
17407 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
17409 2016-05-23 Jeff Law <law@redhat.com>
17411 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
17413 (fsm_find_control_statement_thread_paths): Call it.
17415 2016-05-23 Martin Jambor <mjambor@suse.cz>
17418 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
17419 from_global_constant if t is not NULL.
17421 2016-05-23 Marek Polacek <polacek@redhat.com>
17424 * common.opt (Wswitch-unreachable): New option.
17425 * doc/invoke.texi: Document -Wswitch-unreachable.
17426 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
17429 2016-05-23 Bin Cheng <bin.cheng@arm.com>
17431 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
17432 TMR_INDEX is non-NULL.
17434 2016-05-23 Richard Biener <rguenther@suse.de>
17436 PR tree-optimization/71230
17437 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
17438 (try_special_add_to_ops): ... here. Always test for single-use.
17440 2016-05-23 Martin Jambor <mjambor@suse.cz>
17442 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
17443 default block if a PHI node in the original one would be resized.
17445 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17447 PR tree-optimization/58135
17448 * tree-vect-slp.c: When group size is not multiple
17449 of vector size, allow splitting of store group at
17452 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
17454 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
17456 2016-05-22 Jakub Jelinek <jakub@redhat.com>
17458 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
17459 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
17460 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
17463 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
17464 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
17465 v constraint instead of x and vinserti32x4 insn.
17467 * config/i386/sse.md (i128vldq): New mode iterator.
17468 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
17469 avx512dq and avx512vl alternatives.
17471 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
17472 constraint, use maybe_evex prefix instead of vex.
17473 (vec_dupv4sf): Use v constraint instead of x for output
17474 operand except for noavx alternative, use Yv constraint
17475 instead of x for input. Use maybe_evex prefix instead of vex.
17476 (*vec_dupv4si): Likewise.
17477 (*vec_dupv2di): Likewise.
17479 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17481 PR middle-end/40921
17482 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
17483 (linearize_expr_tree): Call try_special_add_to_ops.
17484 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
17486 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17488 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
17489 to computed stack_usage.
17491 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17494 * config/avr/avr.md (define_expand "mov<mode>"): If the source
17495 operand is subreg (symbol_ref) then move the symbol ref to register.
17497 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
17499 * tree.c (array_at_struct_end_p): Look through MEM_REF.
17501 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
17503 PR middle-end/71179
17504 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
17507 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17509 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
17510 ranges by calling get_single_symbol and tidy up. Look more closely
17511 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
17513 2016-05-20 Jeff Law <law@redhat.com>
17515 * bitmap.c (bitmap_find_bit): Remove useless test.
17517 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
17519 * function.c (thread_prologue_and_epilogue_insns): Commit the
17520 insertion of the epilogue.
17522 2016-05-20 Martin Jambor <mjambor@suse.cz>
17524 PR tree-optimization/70884
17525 * tree-sra.c (initialize_constant_pool_replacements): Do not check
17526 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
17527 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
17528 of constant pool data as a reason for scalarization.
17530 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17532 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
17533 for naked functions.
17534 (thumb1_expand_prologue): Likewise.
17536 2016-05-20 Nathan Sidwell <nathan@acm.org>
17538 * config/nvptx/nptx.c (nvptx_option_override): Only set
17539 flag_toplevel_reorder, if not explicitly specified. Set
17540 flag_no_common, unless explicitly specified.
17542 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17544 * calls.c (can_implement_as_sibling_call_p): Mark param
17545 reg_parm_stack_space with ATTRIBUTE_UNUSED.
17547 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
17549 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
17550 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
17551 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
17553 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
17554 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
17555 and CASE_CONST_ANY.
17557 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
17559 * config/nvptx/nvptx.md (sincossf3): New pattern.
17561 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17563 * calls.c (maybe_complain_about_tail_call): New function.
17564 (initialize_argument_information): Call
17565 maybe_complain_about_tail_call when clearing *may_tailcall.
17566 (can_implement_as_sibling_call_p): Call
17567 maybe_complain_about_tail_call when returning false.
17568 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
17569 ensure try_tail_call is set. Call maybe_complain_about_tail_call
17570 if tail-call optimization fails.
17571 * cfgexpand.c (expand_call_stmt): Initialize
17572 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
17573 * gimple-pretty-print.c (dump_gimple_call): Dump
17574 gimple_call_must_tail_p.
17575 * gimple.c (gimple_build_call_from_tree): Call
17576 gimple_call_set_must_tail with the value of
17577 CALL_EXPR_MUST_TAIL_CALL.
17578 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
17579 (gimple_call_set_must_tail): New function.
17580 (gimple_call_must_tail_p): New function.
17581 * print-tree.c (print_node): Update printing of TREE_STATIC
17582 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
17583 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
17584 trailing comment listing applicable flags.
17585 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
17587 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17589 * calls.c (expand_call): Move "Rest of purposes for tail call
17590 optimizations to fail" to...
17591 (can_implement_as_sibling_call_p): ...this new function, and
17592 split into multiple "if" statements.
17594 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17596 * cfgloop.h (expected_loop_iterations_unbounded,
17597 expected_loop_iterations): Unconstify.
17598 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
17599 profile with known upper bound; return 3 when profile is absent.
17600 (expected_loop_iterations): Update.
17602 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17604 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
17605 and get_max_loop_iterations_int.
17607 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17609 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
17610 realistic upper bounds here.
17612 2016-05-20 Jakub Jelinek <jakub@redhat.com>
17615 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
17616 calls if the LHS is variable length or has addressable type.
17617 If targets[0]->decl is a noreturn call with void return type and
17618 zero arguments, adjust fntype and remove lhs in that case.
17620 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
17622 PR tree-optimization/71079
17623 PR tree-optimization/71206
17624 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
17626 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17628 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
17629 (get_vec_alignment_for_array_decl): Likewise.
17630 (get_vec_alignment_for_record_decl): Likewise.
17631 (increase_alignment::execute): Move code to find alignment to
17632 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
17633 (type_align_map): New hash_map.
17635 2016-05-20 Richard Guenther <rguenther@suse.de>
17637 PR tree-optimization/29756
17638 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
17639 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
17640 * fold-const.c (operand_equal_p): Likewise.
17641 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
17642 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
17643 * tree-inline.c (estimate_operator_cost): Likewise.
17644 * tree-pretty-print.c (dump_generic_node): Likewise.
17645 * tree-ssa-operands.c (get_expr_operands): Likewise.
17646 * cfgexpand.c (expand_debug_expr): Likewise.
17647 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
17648 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
17649 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
17650 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
17651 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
17652 (execute_update_addresses_taken): Do it.
17654 2016-05-20 Richard Biener <rguenther@suse.de>
17656 PR tree-optimization/71185
17657 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
17658 register operations.
17660 2016-05-20 Richard Biener <rguenther@suse.de>
17662 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
17663 gimple_seq_add_seq_without_update.
17664 (release_bb_predicate): Assert we have no operands to free.
17665 (if_convertible_loop_p_1): Calculate post dominators later.
17666 Do not free BB predicates here.
17667 (combine_blocks): Do not recompute BB predicates.
17668 (version_loop_for_if_conversion): Save BB predicates around
17671 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17673 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
17674 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
17675 code. Ignore sibcalls on EDGE_IGNORE edges.
17676 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
17677 on edges for sibcalls that run without prologue. The rest of the
17678 function is combined from...
17679 (fix_fake_fallthrough_edge): ... this, and ...
17680 (try_shrink_wrapping): ... a part of this. Remove the bb_with
17681 function argument, make it a local variable.
17683 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
17685 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
17686 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
17687 for 32-bit mode and SEH for 64-bit.
17688 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
17689 TARGET_64BIT_DEFAULT.
17691 2016-05-19 Ryan Burn <contact@rnburn.com>
17693 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
17694 * gengtype.c (open_base_files): Add cilk.h to ifiles.
17696 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
17698 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
17699 force pending loads from memory.
17701 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
17703 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
17704 (UNSPEC_DARN_32): New unspec constant.
17705 (UNSPEC_DARN_RAW): New unspec constant.
17706 (darn_32): New instruction.
17707 (darn_raw): New instruction.
17708 (darn): New instruction.
17709 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
17710 support and documentation for this macro.
17711 (BU_P9_MISC_1): New macro definition.
17712 (BU_P9_64BIT_MISC_0): New macro definition.
17713 (BU_P9_MISC_0): New macro definition.
17714 (darn_32): New builtin definition.
17715 (darn_raw): New builtin definition.
17716 (darn): New builtin definition.
17717 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
17718 RS6000_BUILTIN_0 directives to surround each occurrence of
17719 #include "rs6000-builtin.def".
17720 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
17721 RS6000_BTM_64BIT flags to the returned mask, depending on
17723 (def_builtin): Correct an error in the assignments made to the
17724 debugging variable attr_string.
17725 (rs6000_expand_builtin): Add support for no-operand built-in
17727 (builtin_function_type): Remove fatal_error assertion that is no
17729 (rs6000_common_init_builtins): Add support for no-operand built-in
17731 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
17733 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
17735 (RS6000_BTM_64BIT): New macro definition.
17736 * doc/extend.texi: Document __builtin_darn (void),
17737 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
17740 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
17742 * tree-vect-loop.c (vect_analyze_loop_2): Use also
17743 max_loop_iterations_int.
17745 2016-05-19 Marek Polacek <polacek@redhat.com>
17747 PR tree-optimization/71031
17748 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
17749 condition and adjust the code a bit.
17751 2016-05-19 Martin Liska <mliska@suse.cz>
17753 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
17754 auto_vec instead of vec.
17756 2016-05-19 Martin Liska <mliska@suse.cz>
17758 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
17760 2016-05-19 Martin Liska <mliska@suse.cz>
17762 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
17764 2016-05-19 Martin Liska <mliska@suse.cz>
17766 * ipa-pure-const.c (set_function_state): Remove an existing
17768 (remove_node_data): Do not free it as it's released
17769 in set_function_state.
17771 2016-05-19 Martin Liska <mliska@suse.cz>
17773 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
17776 2016-05-19 Martin Liska <mliska@suse.cz>
17778 * omp-simd-clone.c (simd_clone_adjust): Release vector.
17780 2016-05-19 Martin Liska <mliska@suse.cz>
17782 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
17783 an auto_vec instead of re-creating it.
17785 2016-05-19 Martin Liska <mliska@suse.cz>
17787 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
17788 auto_vec instead of vec.
17790 2016-05-19 Martin Liska <mliska@suse.cz>
17792 * lto-section-in.c (lto_get_section_data): Call
17793 lto_check_version with additional argument.
17794 * lto-streamer.c (lto_check_version): Add new argument.
17795 * lto-streamer.h (lto_check_version): Likewise.
17797 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17799 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
17800 Don't add cost of inner memory when handling sign-extended loads.
17802 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
17804 PR rtl-optimization/71148
17805 * cse.c (cse_main): Free dominance info.
17806 (rest_of_handle_cse): Don't free dominance info.
17807 (rest_of_handle_cse2): Likewise.
17808 (rest_of_handle_cse_after_global_opts): Likewise.
17810 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17813 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
17814 NULL_TREE early if NEON is not available. Remove now redundant check
17815 in ARM_CHECK_BUILTIN_MODE.
17817 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
17820 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
17821 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
17822 * doc/cpp.texi: Document new macros.
17824 2016-05-19 Bin Cheng <bin.cheng@arm.com>
17826 PR tree-optimization/69848
17827 * tree-vect-loop.c (vectorizable_reduction): Don't factor
17828 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
17830 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17832 * function.c (thread_prologue_and_epilogue_insn): Move the
17833 "goto epilogue_done" one block later.
17835 2016-05-19 Richard Biener <rguenther@suse.de>
17837 PR tree-optimization/70729
17838 * passes.def: Move LIM pass before PRE. Remove no longer
17839 required copyprop and move first DCE out of the loop pipeline.
17841 2016-05-18 David Malcolm <dmalcolm@redhat.com>
17844 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
17845 (OBJS-libcommon-target): ...here.
17846 * opts-common.c: Include spellcheck.h.
17847 (cmdline_handle_error): Build a vec of valid options and use it
17848 to suggest provide hints for misspelled arguments.
17850 2016-05-18 Jakub Jelinek <jakub@redhat.com>
17853 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
17854 lhs if it has TREE_ADDRESSABLE type.
17856 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
17859 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
17860 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
17862 2016-05-18 Martin Jambor <mjambor@suse.cz>
17865 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
17866 input for NOP_EXPR pass-through functions.
17867 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
17868 aggregate global constant VAR_DECLs in constant jump functions.
17870 2016-05-18 Martin Jambor <mjambor@suse.cz>
17873 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
17874 from TREE_READONLY parameters.
17876 2016-05-18 Martin Jambor <mjambor@suse.cz>
17879 * cgraph.h (cgraph_indirect_call_info): New field
17880 guaranteed_unmodified.
17881 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
17882 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
17884 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
17885 pass the parameter value to ipa_find_agg_cst_for_param.
17886 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
17887 guaranteed_unmodified, store AA results there instead of bailing out
17889 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
17890 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
17891 (find_constructor_constant_at_offset): New function.
17892 (ipa_find_agg_cst_from_init): Likewise.
17893 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
17894 static initializers of contants, report back through a new paameter
17895 from_global_constant if that was the case.
17896 (try_make_edge_direct_simple_call): Also pass parameter value to
17897 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
17899 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
17900 (ipa_read_indirect_edge_info): Likewise.
17901 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
17902 (ipa_load_from_parm_agg): Likewise.
17904 2016-05-18 Jiong Wang <jiong.wang@arm.com>
17906 PR rtl-optimization/71150
17907 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
17910 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17913 * config/rs6000/constraints.md (wE constraint): New constraint
17914 for a vector constant that can be loaded with XXSPLTIB.
17915 (wM constraint): New constraint for a vector constant of a 1's.
17916 (wS constraint): New constraint for a vector constant that can be
17917 loaded with XXSPLTIB and a vector sign extend instruction.
17918 * config/rs6000/predicates.md (xxspltib_constant_split): New
17919 predicates for wE/wS constraints.
17920 (xxspltib_constant_nosplit): Likewise.
17921 (easy_vector_constant): Add support for constants that can be
17922 loaded via XXSPLTIB.
17923 (all_ones_constant): New predicate for vector constant with all
17925 (splat_input_operand): Add support for ISA 3.0 word splat operations.
17926 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
17927 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
17928 instruction and possibly with a sign extension.
17929 (output_vec_const_move): Add support for XXSPLTIB. If we are
17930 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
17931 instead of XXLXOR/XXLORC.
17932 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
17934 (rs6000_legitimize_reload_address): Likewise.
17935 (rs6000_output_move_128bit): Use output_vec_const_move to emit
17937 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
17938 combine VSX_M and VSX_M2 into one iterator.
17939 (VSX_M2): Likewise.
17940 (VSINT_84): New iterators for loading constants with XXSPLTIB.
17941 (VSINT_842): Likewise.
17942 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
17943 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
17944 XXSPLTIB instruction.
17945 (xxspltib_<mode>_nosplit): Likewise.
17946 (xxspltib_<mode>_split): New insn to load up constants with
17947 XXSPLTIB and a sign extend instruction.
17948 (vsx_mov<mode>): Replace single move that handled all vector types
17949 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
17950 moves (when -mvsx-timode is in effect) into the main vector
17951 moves. Eliminate separate moves for <VSr> <VSa>, where the
17952 preferred register class (<VSr>) is listed first, and the
17953 secondary register class (<VSa>) is listed second with a '?' to
17954 discourage use. Prefer loading 0/-1 in any VSX register for ISA
17955 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
17956 that if the register was involved in a slow operation, the
17957 clear/set operation does not wait for the slow operation to
17958 finish. Adjust the length attributes for 32-bit mode. Use
17959 rs6000_output_move_128bit and drop the use of the string
17960 instructions for 32-bit movti when -mvsx-timode is in effect. Use
17961 spacing so that the alternatives and attributes don't generate
17962 long lines, and put things in columns, so that it is easier to
17963 match up the operands and attributes with the insn alternatives.
17964 (vsx_mov<mode>_64bit): Likewise.
17965 (vsx_mov<mode>_32bit): Likewise.
17966 (vsx_movti_64bit): Fold movti into normal vector moves.
17967 (vsx_movti_32bit): Likewise.
17968 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
17969 splat instructions.
17970 (vsx_splat_v4si_internal): Likewise.
17971 (vsx_splat_v4sf_internal): Likewise.
17972 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
17973 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
17974 extend vector elements.
17975 (vsx_sign_extend_hi_<mode>): Likewise.
17976 (vsx_sign_extend_si_v2di): Likewise.
17977 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
17979 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
17980 constraints. Add trailing period to wL documentation.
17982 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
17984 PR middle-end/71020
17985 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
17986 * tree-dfa.c (replace_abnormal_ssa_names): New function.
17987 * tree-call-cdce.c: Include tree-dfa.h.
17988 (can_guard_call_p): New function, extracted from...
17989 (can_use_internal_fn): ...here.
17990 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
17992 (shrink_wrap_one_built_in_call): Likewise.
17993 (use_internal_fn): Likewise.
17994 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
17995 and return void. Call replace_abnormal_ssa_names.
17996 (pass_call_cdce::execute): Check can_guard_call_p during the
17997 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
17998 will always change something.
18000 2016-05-18 Martin Jambor <mjambor@suse.cz>
18003 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
18004 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
18006 2016-05-18 Martin Jambor <mjambor@suse.cz>
18009 * ipa-inline.h (condition): New field size.
18010 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
18011 for comaprison and store it into the new condition.
18012 (evaluate_conditions_for_known_args): Use condition size to check
18013 access sizes for all but CHANGED conditions.
18014 (unmodified_parm_1): New parameter size_p, store access size into it.
18015 (unmodified_parm): Likewise.
18016 (unmodified_parm_or_parm_agg_item): Likewise.
18017 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
18018 (set_cond_stmt_execution_predicate): Extract access sizes and store
18019 them to conditions.
18020 (set_switch_stmt_execution_predicate): Likewise.
18021 (will_be_nonconstant_expr_predicate): Likewise.
18022 (will_be_nonconstant_predicate): Likewise.
18023 (inline_read_section): Stream condition size.
18024 (inline_write_summary): Likewise.
18026 2016-05-18 Richard Biener <rguenther@suse.de>
18028 * tree-ssa-loop-im.c (determine_max_movement): Properly add
18029 condition cost to PHI cost instead of total_cost.
18031 2016-05-18 Martin Liska <mliska@suse.cz>
18034 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
18037 2016-05-18 Richard Biener <rguenther@suse.de>
18039 * lto-streamer.h (LTO_major_version): Bump to 6.
18041 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18043 * function.c (make_split_prologue_seq, make_prologue_seq,
18044 make_epilogue_seq): New functions, factored out from...
18045 (thread_prologue_and_epilogue_insns): Here.
18047 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18049 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
18050 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
18051 of before. Add a comment.
18053 2016-05-18 Bin Cheng <bin.cheng@arm.com>
18055 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
18056 expression pointer, not pointer to the pointer.
18058 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18060 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
18061 (avx2_pbroadcast<mode>): Add another alternative with v instead
18062 of x constraints in it, using <pbroadcast_evex_isa> isa.
18063 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
18065 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
18066 constraint x instead of v in second alternative, add avx512bw
18069 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
18070 constraint x instead of v in second alternative, add avx512bw
18073 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
18074 constraint x instead of v in second alternative, add avx512bw
18077 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
18078 avx512bw alternative.
18080 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18082 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
18083 array to 128 chars.
18084 (define_insn "*andnottf3"): Ditto.
18085 (define_insn "*<code><mode>3"/any_logic): Ditto.
18086 (define_insn "*<code>tf3"/any_logic): Ditto.
18087 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
18088 operand to block AVX-512VL insn variant emit when it is not enabled.
18090 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18092 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
18093 constraint fot SF mode.
18095 2016-05-18 Petr Murzin <petr.murzin@intel.com>
18096 Kirill Yukhin <kirill.yukhin@intel.com>
18098 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
18100 (define_insn "rsqrt14<mode>"): Ditto.
18101 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
18102 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
18103 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
18104 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
18105 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
18107 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
18108 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
18109 * config/i386/i386.c (ix86_print_operand): Expand check for size
18110 override codes for Intel syntax.
18112 2016-05-18 Richard Biener <rguenther@suse.de>
18114 PR tree-optimization/71168
18115 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
18116 initialization earlier.
18118 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
18120 * config/aarch64/aarch64-simd.md
18121 (aarch64_reduc_plus_internal<mode>): Rename to...
18122 (reduc_plus_scal): ...This, and remove previous implementation.
18124 2016-05-18 Richard Biener <rguenther@suse.de>
18126 * passes.def: Put late dse and cd_dce in canonical order.
18128 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
18130 * ipa-inline-transform.c (preserve_function_body_p): Look for
18131 first non-thunk clone.
18132 (save_function_body): Save into first non-thunk.
18133 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
18135 (lto_output_node): Inline thunks don't need body in every
18137 * lto-streamer-in.c: Do not fixup thunk clones.
18138 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
18140 * tree-inline.c (copy_bb): Be prepared for target node to be new after
18143 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18145 PR middle-end/63586
18146 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
18147 (reassociate_bb): Call transform_add_to_multiply.
18149 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18151 * config/aarch64/aarch64.c (all_extensions): Removed unused
18154 2016-05-17 Nathan Sidwell <nathan@acm.org>
18156 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
18157 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
18159 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
18161 PR tree-optimization/54579
18162 PR middle-end/55299
18163 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
18165 2016-05-17 Marek Polacek <polacek@redhat.com>
18168 * tree-inline.c (expand_call_inline): Call
18169 maybe_remove_unused_call_args.
18171 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
18173 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
18174 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
18175 * doc/md.texi (fmin@var{m}3): Likewise.
18177 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18179 * match.pd (X & C): New transformation.
18181 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18183 * match.pd (~X & Y): New transformation.
18185 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18187 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
18188 information for new SSA_NAME.
18189 (simplify_conversion_using_ranges): Get range through get_range_info
18190 instead of get_value_range.
18192 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18194 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
18195 Remove inline assembly.
18196 (vmvn_s16): Likewise.
18197 (vmvn_s32): Likewise.
18198 (vmvn_u8): Likewise.
18199 (vmvn_u16): Likewise.
18200 (vmvn_u32): Likewise.
18201 (vmvnq_s8): Likewise.
18202 (vmvnq_s16): Likewise.
18203 (vmvnq_s32): Likewise.
18204 (vmvnq_u8): Likewise.
18205 (vmvnq_u16): Likewise.
18206 (vmvnq_u32): Likewise.
18207 (vmvn_p8): Likewise.
18208 (vmvnq_p16): Likewise.
18210 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18212 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
18214 (vmul_n_s16): Likewise.
18215 (vmul_n_s32): Likewise.
18216 (vmul_n_u16): Likewise.
18217 (vmul_n_u32): Likewise.
18218 (vmulq_n_f32): Likewise.
18219 (vmulq_n_f64): Likewise.
18220 (vmulq_n_s16): Likewise.
18221 (vmulq_n_s32): Likewise.
18222 (vmulq_n_u16): Likewise.
18223 (vmulq_n_u32): Likewise.
18225 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18227 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
18228 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
18230 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18232 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
18233 to *aarch64_fma4_elt_from_dup<mode>.
18234 (*aarch64_fnma4_elt_to_128df): Rename to
18235 *aarch64_fnma4_elt_from_dup<mode>.
18236 * config/aarch64/arm_neon.h (vfma_n_f64): New.
18237 (vfms_n_f32): Likewise.
18238 (vfms_n_f64): Likewise.
18239 (vfmsq_n_f32): Likewise.
18240 (vfmsq_n_f64): Likewise.
18242 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
18244 * wide-int.h: Change fixed_wide_int_storage from class to struct.
18246 2016-05-17 Richard Biener <rguenther@suse.de>
18248 PR tree-optimization/71132
18249 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
18250 Only add control dependences for blocks in the loop.
18251 (build_rdg): Adjust.
18252 (generate_code_for_partition): Return whether loop should
18253 be destroyed and delay that.
18254 (distribute_loop): Likewise.
18255 (pass_loop_distribution::execute): Record loops to be destroyed
18256 and perform delayed destroying of loops.
18258 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18261 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
18263 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18265 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
18267 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
18270 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
18271 insertion point for instructions generated by validize_mem.
18273 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18275 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
18278 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18280 * config/aarch64/aarch64.c
18281 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
18282 rather than a macro.
18284 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18286 * doc/invoke.texi (AArch64 Options): Various updates.
18288 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18290 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
18291 into instrumentation thunks.
18292 * cif-code.def (CIF_CHKP): New.
18294 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
18296 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
18298 2016-05-16 Martin Jambor <mjambor@suse.cz>
18300 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
18301 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
18303 2016-05-16 Marek Polacek <polacek@redhat.com>
18305 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
18308 2016-05-16 Martin Jambor <mjambor@suse.cz>
18311 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
18312 the outlined kernel function.
18314 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
18316 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
18317 (ISA_HAS_DLSA): Ditto.
18319 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18321 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
18323 2016-05-16 Nathan Sidwell <nathan@acm.org>
18325 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
18326 (nvptx_name_replacement): Restore. Add comment.
18327 (write_fn_proto, write_fn_proto_from_insn,
18328 nvptx_output_call_insn): Restore
18329 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
18331 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18333 * config/aarch64/aarch64.md
18334 (add<mode>3_compareC_cconly_imm): Remove use of %w.
18335 (add<mode>3_compareC_imm): Likewise.
18336 (<optab>si3_uxtw): Split into register and immediate variants.
18337 (andsi3_compare0_uxtw): Likewise.
18338 (and<mode>3_compare0): Likewise.
18339 (and<mode>3nr_compare0): Likewise.
18340 (stack_protect_test_<mode>): Don't use %x for memory operands.
18342 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18344 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
18346 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18348 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
18349 Split integer shifts into shift_reg and bfm.
18350 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
18351 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
18352 (ror<mode>3_insn): Likewise.
18353 (<optab>si3_insn_uxtw): Likewise.
18354 (<optab><mode>3_insn): Change to rotate_imm.
18355 (extr<mode>5_insn_alt): Likewise.
18356 (extrsi5_insn_uxtw): Likewise.
18357 (extrsi5_insn_uxtw_alt): Likewise.
18359 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18361 * doc/tm.texi: Regenerate.
18362 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
18363 (TARGET_INVALID_RETURN_TYPE): Remove.
18364 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
18365 TARGET_INVALID_RETURN_TYPE.
18366 * target.def (invalid_parameter_type): Remove.
18367 (invalid_return_type): Remove.
18369 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18371 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
18372 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
18374 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
18376 (preserve_function_body_p): No need to preserve function body
18377 * cif-codes.def (CIF_THUNK): Remove.
18378 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
18380 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18382 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
18384 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18386 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
18389 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18391 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
18392 (inline_small_functions): Do not look for function symbol when
18395 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18397 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
18400 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18401 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18402 Jiong Wang <jiong.wang@arm.com>
18404 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
18405 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
18406 Define __ARM_FP16_ARGS when appropriate.
18407 * config/arm/arm.c (arm_invalid_parameter_type): Remove
18409 (arm_invalid_return_type): Likewise.
18410 (TARGET_INVALID_PARAMETER_TYPE): Remove.
18411 (TARGET_INVALID_RETURN_TYPE): Remove.
18412 (aapcs_vfp_sub_candidate): Allow HFmode.
18413 (aapcs_vfp_allocate): Add comment. Support HFmode.
18414 (aapcs_vfp_allocate_return_reg): Likewise.
18415 (struct aapcs_cp_arg_layout): Slightly reword comments for
18416 is_return_candidate and allocate_return_reg.
18417 (output_mov_vfp): Update assert.
18418 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
18420 (arm_invalid_parameter_type): Remove.
18421 (amr_invalid_return_type): Remove.
18422 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
18423 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
18424 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
18426 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18428 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
18429 * config/aarch64/arch64-protos.h
18430 (aarch64_legitimize_reload_address): Remove.
18431 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
18434 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
18436 * configure.ac: Add ACX_NONCANONICAL_HOST.
18437 * configure: Regenerate.
18438 * Makefile.in: Set host_noncanonical.
18440 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
18443 * config/i386/i386.md (*movtf_internal): Before register allocation,
18444 do not allow FP constants for CM_MEDIUM memory model, allow only
18445 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
18446 (*movxf_internal): Ditto.
18447 (*movdf_internal): Ditto.
18448 (*movsf_internal): Ditto.
18450 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
18452 PR rtl-optimization/67483
18453 * combine.c (make_compound_operation): Don't call extract_left_shift
18454 with negative shift amounts.
18456 2016-05-13 Jakub Jelinek <jakub@redhat.com>
18459 * fold-const.c (fold_checksum_tree): Allow modification
18460 of TYPE_ALIAS_SET during folding.
18462 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
18463 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
18464 (ix86_split_to_parts): Likewise. Fix up formatting.
18466 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
18468 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
18469 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
18472 2016-05-13 Nathan Sidwell <nathan@acm.org>
18474 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
18475 (nvptx_name_replacement): Delete.
18476 (write_fn_proto, write_fn_proto_from_insn,
18477 nvptx_output_call_insn): Remove nvptx_name_replacement call.
18478 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
18479 * langhooks.c (add_builtin_funcction_common): Call
18480 targetm.mangle_decl_assembler_name.
18482 * config/nvptx/nvptx.c (write_fn_proto): Handle
18483 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
18485 2016-05-13 Martin Liska <mliska@suse.cz>
18487 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
18488 and PRIu64 in printf format.
18490 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18492 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
18495 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18497 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
18498 Change --param max-completely-peeled-times to
18499 --param max-completely-peel-times in dump file printing.
18501 2016-05-13 Richard Biener <rguenther@suse.de>
18503 PR tree-optimization/42587
18504 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
18505 (find_bswap_or_nop_1): Likewise.
18506 (bswap_replace): Likewise.
18508 2016-05-13 Martin Liska <mliska@suse.cz>
18510 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
18511 Initialize a variable with default value.
18513 2016-05-13 Martin Liska <mliska@suse.cz>
18515 * doc/invoke.texi: Enhance explanation of error recovery
18518 2016-05-13 Martin Liska <mliska@suse.cz>
18520 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
18521 (struct cost_pair): Change inv_expr_id (int) to inv_expr
18522 (iv_inv_expr_ent *).
18523 (struct iv_inv_expr_ent): Comment struct fields.
18524 (sort_iv_inv_expr_ent): New function.
18525 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
18526 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
18527 a hash_map between iv_inv_expr_ent and number of usages.
18528 (niter_for_exit): Fix coding style.
18529 (tree_ssa_iv_optimize_init): Use renamed variable.
18530 (determine_base_object): Fix coding style.
18531 (alloc_iv): Likewise.
18532 (find_interesting_uses_outside): Likewise.
18533 (add_candidate_1): Likewise.
18534 (add_standard_iv_candidates): Likewise.
18535 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
18536 (prepare_decl_rtl): Fix coding style.
18537 (get_address_cost): Likewise.
18538 (get_shiftadd_cost): Likewise.
18539 (force_expr_to_var_cost): Likewise.
18540 (compare_aff_trees): Likewise.
18541 (get_expr_id): Restructure the function.
18542 (get_loop_invariant_expr_id): Renamed to
18543 get_loop_invariant_expr.
18544 (get_computation_cost_at): Replace usage of inv_expr_id with
18546 (get_computation_cost): Likewise.
18547 (determine_group_iv_cost_generic): Likewise.
18548 (determine_group_iv_cost_address): Likewise.
18549 (iv_period): Fix coding style.
18550 (iv_elimination_compare_lt): Likewise.
18551 (may_eliminate_iv): Likewise.
18552 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
18554 (determine_group_iv_costs): Dump invariant expressions.
18555 (iv_ca_recount_cost): Use the newly added hash_map.
18556 (iv_ca_set_remove_invariants): Fix coding style.
18557 (iv_ca_set_add_invariants): Fix coding style.
18558 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
18560 (iv_ca_set_cp): Likewise.
18561 (iv_ca_new): Initialize the newly added hash_map and remove
18562 initialization of fields.
18563 (iv_ca_free): Delete the hash_map.
18564 (iv_ca_dump): Dump invariant expressions.
18565 (iv_ca_extend): Fix coding style.
18566 (try_add_cand_for): Likewise.
18567 (create_new_ivs): Dump information about # of avg iterations and
18568 # of used invariant expressions.
18569 (rewrite_use_compare): Fix coding style.
18570 (free_loop_data): Set default value for max_inv_expr_id.
18572 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
18574 * cse.c (rest_of_handle_cse): Use cleanup_cfg
18575 returned value cse_cfg_altered computation.
18576 (rest_of_handle_cse2): Likewise.
18577 (rest_of_handle_cse_after_global_opts): Likewise.
18579 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18582 * config/arm/arm.c (arm32_output_mi_thunk): New.
18583 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
18584 to split Thumb1 vs TARGET_32BIT functionality.
18585 (arm_thumb1_mi_thunk): New.
18587 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18589 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
18592 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18595 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
18597 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
18599 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
18600 (expand_builtin_trap): Emit a regular call.
18601 (set_builtin_user_assembler_name): Remove obsolete cases.
18602 * dse.c (scan_insn): Adjust.
18603 * except.c: Include calls.h.
18604 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
18605 emit a regular call to setjmp.
18606 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
18607 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
18608 (emit_block_move_via_libcall): Delete.
18609 (block_move_fn): Delete.
18610 (init_block_move_fn): Likewise.
18611 (emit_block_move_libcall_fn): Likewise.
18612 (emit_block_op_via_libcall): New function.
18613 (set_storage_via_libcall): Tidy up and use memset builtin.
18614 (block_clear_fn): Delete.
18615 (init_block_clear_fn): Likewise.
18616 (clear_storage_libcall_fn): Likewise.
18617 (expand_assignment): Call emit_block_move_via_libcall.
18618 Do not include gt-expr.h.
18619 * expr.h (emit_block_op_via_libcall): Declare.
18620 (emit_block_copy_via_libcall): New inline function.
18621 (emit_block_move_via_libcall): Likewise.
18622 (emit_block_comp_via_libcall): Likewise.
18623 (block_clear_fn): Delete.
18624 (init_block_move_fn): Likewise.
18625 (init_block_clear_fn): Likewise.
18626 (emit_block_move_via_libcall): Likewise.
18627 (set_storage_via_libcall): Add default parameter value.
18628 * libfuncs.h (enum libfunc_index): Remove obsolete values.
18629 (abort_libfunc): Delete.
18630 (memcpy_libfunc): Likewise.
18631 (memmove_libfunc): Likewise.
18632 (memcmp_libfunc): Likewise.
18633 (memset_libfunc): Likewise.
18634 (setbits_libfunc): Likewise.
18635 (setjmp_libfunc): Likewise.
18636 (longjmp_libfunc): Likewise.
18637 (profile_function_entry_libfunc): Likewise.
18638 (profile_function_exit_libfunc): Likewise.
18639 (gcov_flush_libfunc): Likewise.
18640 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
18641 and DECL_VISIBILITY on the declaration.
18642 (init_optabs): Do not initialize obsolete libfuncs.
18643 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
18644 * tree-core.h (ECF_RET1): Define.
18645 (ECF_TM_PURE): Adjust.
18646 (ECF_TM_BUILTIN): Likewise.
18647 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
18648 (build_common_builtin_nodes): Initialize abort builtin.
18649 Add ECF_RET1 on memcpy, memmove and memset builtins.
18650 Pass final flags for alloca and alloca_with_align builtins.
18651 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
18653 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
18654 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
18655 set_storage_via_libcall and call emit_block_copy_via_libcall.
18657 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
18659 * config/i386/i386.md (*call_got_x32): Change operand 0 to
18660 DImode before it is passed to ix86_output_call_operand.
18661 (*call_value_got_x32): Ditto for operand 1.
18663 2016-05-12 Jiong Wang <jiong.wang@arm.com>
18665 PR rtl-optimization/70904
18666 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
18667 reload for wide mode.
18669 2016-05-12 Marek Polacek <polacek@redhat.com>
18672 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
18673 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
18674 * langhooks.h (incomplete_type_error): Likewise.
18675 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
18676 parameter, pass it down to incomplete_type_error.
18677 * tree.h (size_in_bytes): New inline overload.
18678 (size_in_bytes_loc): Renamed from size_in_bytes.
18680 2016-05-12 Richard Biener <rguenther@suse.de>
18682 PR tree-optimization/71059
18683 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
18684 nary before looking up or entering the expression into the VN
18686 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
18687 Make sure to re-use NARYs without result as inserted by
18690 2016-05-12 Richard Biener <rguenther@suse.de>
18692 PR tree-optimization/71062
18693 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
18695 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18696 vars_contains_restrict if the var is a restrict tag.
18697 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
18698 do not disambiguate pointers against it.
18699 (dump_points_to_solution): Re-structure and adjust for new
18700 vars_contains_restrict flag.
18701 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
18703 2016-05-12 Martin Liska <mliska@suse.cz>
18705 * doc/invoke.texi: Explain connection between
18706 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
18708 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
18710 PR tree-optimization/71006
18711 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
18712 consider COND_EXPR as a mask producer.
18714 2016-05-12 Marek Polacek <polacek@redhat.com>
18717 * opts.c (common_handle_option): Detect missing argument for --help^.
18719 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18722 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
18723 when popping the PC and within an interrupt handler routine.
18724 Add missing tab to output of "ldmfd".
18725 (output_return_instruction): Output LDMFD with SP update rather
18726 than POP when returning from interrupt handler.
18728 2016-05-12 Jakub Jelinek <jakub@redhat.com>
18730 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
18731 TARGET_64BIT && TARGET_AVX512DQ.
18732 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
18733 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
18734 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
18735 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
18736 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
18737 (*vec_extractv4si_zext): Add avx512dq alternative.
18738 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
18739 use v instead of x constraint in other alternatives where possible.
18741 * config/i386/sse.md (sse2_loadld): Use v instead of x
18742 constraint in alternatives 0,1,4.
18744 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
18745 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
18746 v constraints instead of x and <pinsr_evex_isa> isa attribute.
18749 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
18750 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
18751 is not emitted unless TARGET_AVX512BW.
18752 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
18753 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
18754 for the result operand.
18756 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
18757 constraint instead of x in avx alternatives. Use maybe_evex instead
18760 * config/i386/constraints.md (Yv): New constraint.
18761 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
18762 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
18763 * config/i386/i386.md (avx512fvecmode): New mode attr.
18764 (*pushtf): Use v constraint instead of x.
18765 (*movtf_internal): Likewise. For TARGET_AVX512VL and
18766 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
18767 (*absneg<mode>2): Use Yv constraint instead of x constraint.
18768 (*absnegtf2_sse): Likewise.
18769 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
18770 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
18771 avx512f alternatives.
18772 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
18774 2016-05-12 Richard Biener <rguenther@suse.de>
18776 PR tree-optimization/71060
18777 * tree-data-ref.c (initialize_data_dependence_relation): Do not
18778 require exact match of DR_BASE_OBJECT but only matching address and
18781 2016-05-12 Richard Biener <rguenther@suse.de>
18783 PR tree-optimization/70986
18784 * cfganal.c: Include cfgloop.h.
18785 (dfs_find_deadend): Prefer to take edges exiting loops.
18787 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18789 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
18790 compile and run time.
18792 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
18795 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
18797 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
18799 * config/i386/i386.c (legitimize_pic_address): Use
18800 copy_to_suggested_reg instead of gen_movsi.
18802 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18804 * config/rs6000/predicates.md (quad_memory_operand): Move most of
18805 the code into quad_address_p and call it to share code with
18806 vsx_quad_dform_memory_operand.
18807 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
18809 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
18810 bit instead of being a separate word. Split -mpower9-dform into
18811 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
18812 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
18813 for the register class supporting 128-bit quad word memory offsets.
18814 (mode_supports_vsx_dform_quad): Helper function to return if the
18815 register class uses quad word memory offsets.
18816 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
18817 (rs6000_debug_reg_global): Always print if we are using LRA or not.
18818 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
18819 instructions are enabled, set up the appropriate addr_masks for
18821 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
18822 -mpower9-dform-scalar, instead of -mpower9-dform.
18823 (rs6000_option_override_internal): Split -mpower9-dform into two
18824 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
18825 -mpower9-dform switch sets or clears both. If we are not using
18826 the LRA register allocator, do not enable -mpower9-dform-vector by
18827 default. If we are using LRA, enable -mpower9-dform-vector and
18828 -mvsx-timode if it is appropriate. Issue a warning if either
18829 -mpower9-dform-vector or -mvsx-timode are explicitly used without
18831 (quad_address_offset_p): New helper function to return if the
18832 offset is legal for quad word memory instructions.
18833 (quad_address_p): New function to determin if GPR or vector
18834 register quad word memory addresses are legal.
18835 (mem_operand_gpr): Validate quad word address offsets.
18836 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
18837 d-form (register + offset) instructions.
18838 (offsettable_ok_by_alignment): Likewise.
18839 (rs6000_legitimate_offset_address_p): Likewise.
18840 (legitimate_lo_sum_address_p): Likewise.
18841 (rs6000_legitimize_address): Likewise.
18842 (rs6000_legitimize_reload_address): Add more debug statements for
18844 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
18845 d-form instructions.
18846 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
18847 d-form instructions. Distinguish different cases in debug
18848 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
18849 d-form instructions.
18850 (rs6000_preferred_reload_class): Likewise.
18851 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
18852 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
18853 of the ISA 2.06 indexed memory instructions.
18854 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
18855 use them to save/restore the saved vector registers instead of
18856 using Altivec instructions.
18857 (rs6000_emit_epilogue): Likewise.
18858 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
18859 (rs6000_opt_masks): Split -mpower9-dform into
18860 -mpower9-dform-scalar and -mpower9-dform-vector.
18861 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
18863 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
18864 ISA 3.0 vector indexed memory instructions, and fold the code into
18865 the normal mov<mode> patterns.
18866 (p9_vecstore_<mode>): Likewise.
18867 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
18869 (vsx_movti_64bit): Likewise.
18870 (vsx_movti_32bit): Likewise.
18871 * config/rs6000/constraints.md (wO constraint): New constraint for
18872 ISA 3.0 vector d-form support.
18873 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
18874 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
18875 include -mpower9-dform-vector until we switch over to LRA.
18876 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
18877 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
18878 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
18879 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18880 for -mpower9-dform and -mlra.
18881 * doc/md.texi (wO constraint): Document wO constraint.
18883 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
18885 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
18886 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
18887 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
18888 Move handling of non-insn arguments inline into the sole user:
18889 (output_trans_func): ...here.
18890 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
18891 in emitted function prototype.
18892 (output_internal_insn_latency_func): Ditto. Simplify.
18893 (output_internal_maximal_insn_latency_func): Ditto. Delete
18894 always-unused argument.
18895 (output_insn_latency_func): Ditto.
18896 (output_maximal_insn_latency_func): Ditto.
18898 2016-05-11 Richard Biener <rguenther@suse.de>
18900 PR tree-optimization/71055
18901 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
18902 sth with precision not equal to access size verify we don't chop
18905 2016-05-11 Richard Biener <rguenther@suse.de>
18908 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
18909 (dwarf2out_finish): Move retry_incomplete_types call ...
18910 (dwarf2out_early_finish): ... here.
18912 2016-05-11 Richard Biener <rguenther@suse.de>
18914 PR middle-end/71002
18915 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
18916 if the langhook insists on it.
18917 * fold-const.c (make_bit_field_ref): Add arg for the original
18918 reference and preserve its alias-set.
18919 (decode_field_reference): Take exp by reference and adjust it
18920 to the original memory reference.
18921 (optimize_bit_field_compare): Adjust callers.
18922 (fold_truth_andor_1): Likewise.
18923 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
18925 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
18927 PR middle-end/70807
18928 * cfgrtl.h (delete_insn_and_edges): Now return bool.
18929 * cfgrtl.c (delete_insn_and_edges): Likewise.
18930 * config/i386/i386.c (convert_scalars_to_vector): Remove
18932 * cse.c (cse_insn): Compute cse_cfg_altered.
18933 (delete_trivially_dead_insns): Likewise.
18934 (cse_cc_succs): Likewise.
18935 (rest_of_handle_cse): Free dominance info if required.
18936 (rest_of_handle_cse2): Likewise.
18937 (rest_of_handle_cse_after_global_opts): Likewise.
18939 2016-05-11 Alan Modra <amodra@gmail.com>
18941 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
18942 abi_v4_pass_in_fpr): New functions.
18943 (rs6000_function_arg_boundary): Exclude complex IBM long double
18944 from 64-bit alignment when ABI_V4.
18945 (rs6000_function_arg, rs6000_function_arg_advance_1,
18946 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
18948 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
18950 PR rtl-optimization/71028
18951 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
18952 jump with just a return in the fallthrough block if the branch
18953 block contains just a return as well.
18955 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
18957 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
18958 * match.pd ((X & Y) ^ Y): ... this.
18959 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
18960 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
18962 2016-05-10 David Malcolm <dmalcolm@redhat.com>
18964 * read-md.c (require_char_ws): New function.
18965 (read_string): Simplify using require_char_ws.
18966 (handle_constants): Likewise.
18967 (handle_enum): Likewise.
18968 (handle_file): Likewise.
18969 * read-md.h (require_char_ws): New declaration.
18970 * read-rtl.c (read_conditions): Simplify using require_char_ws.
18971 (read_mapping): Likewise.
18972 (read_rtx_code): Likewise.
18973 (read_nested_rtx): Likewise.
18975 2016-05-10 James Norris <jnorris@codesourcery.com>
18977 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
18978 if offloading is enabled and -fopenacc or -fopenmp is specified.
18979 (CRTOFFLOADEND): Likewise.
18980 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
18981 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
18983 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
18985 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
18986 gotoff_operand code paths. Use copy_to_suggested_regs and
18987 expand_simple_binop where appropriate. Cleanup.
18989 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
18992 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
18994 (dimode_scalar_chain::vector_const_cost): New.
18995 (dimode_scalar_chain::compute_convert_gain): Handle constants.
18996 (dimode_scalar_chain::convert_op): Likewise.
18997 (dimode_scalar_chain::convert_insn): Likewise.
18999 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19001 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
19002 unary operation, not a binary one.
19004 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19006 PR middle-end/70877
19007 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
19008 calls with type casted fndecl.
19010 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19012 PR tree-optimization/70786
19013 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
19014 * calls.c (initialize_argument_information): Bind bounds
19015 with corresponding args passed by reference.
19017 2016-05-10 Jakub Jelinek <jakub@redhat.com>
19020 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
19021 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
19022 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
19025 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19028 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
19029 code for a zero scale factor.
19030 (vsx_xvcvdpuxds_scale): Likewise.
19032 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19034 * diagnostic-show-locus.c (layout::layout): Call show_ruler
19035 if show_ruler_p was set on the context.
19036 (layout::show_ruler): New method.
19037 * diagnostic.h (struct diagnostic_context): Add field
19040 2016-05-10 Richard Biener <rguenther@suse.de>
19042 PR tree-optimization/71039
19043 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
19044 (chk_uses): New function.
19045 (propagate_with_phi): Verify we can safely replicate the lhs of an
19046 aggregate assignment on all incoming edges.
19048 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
19050 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
19052 (rx_atomic_sequence): New class.
19053 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
19054 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
19056 (rx_atomic_sequence::rx_atomic_sequence,
19057 rx_atomic_sequence::~rx_atomic_sequence): New functions.
19058 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
19059 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
19060 CTRLREG_INTB): New constants.
19061 (FETCHOP): New code iterator.
19062 (fethcop_name, fetchop_name2): New iterator code attributes.
19063 (QIHI): New mode iterator.
19064 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
19065 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
19066 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
19068 2016-05-10 Martin Liska <mliska@suse.cz>
19070 * tree-inline.c (remap_dependence_clique): Do not remap
19071 debugging statements.
19073 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19075 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
19076 ("*fixuns_truncdfdi2_z13")
19077 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
19078 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
19079 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
19081 2016-05-10 Richard Biener <rguenther@suse.de>
19083 PR tree-optimization/70497
19084 PR tree-optimization/28367
19085 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
19087 (visit_reference_op_load): ... here.
19088 (vn_reference_lookup_3): Use it to handle subreg-like accesses
19089 with simplified BIT_FIELD_REFs.
19090 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
19091 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
19094 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19096 * dwarf2out.c (add_abstract_origin_attribute): Adjust
19097 documentation comment. For BLOCK nodes, add a
19098 DW_AT_abstract_origin attribute that points to the DIE generated
19099 for the origin BLOCK.
19100 (gen_lexical_block_die): Call add_abstract_origin_attribute for
19101 blocks from inlined functions.
19103 2016-05-10 Alan Modra <amodra@gmail.com>
19106 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
19107 regrename modifying insns saving lr before __morestack call.
19108 * config/rs6000/rs6000.md (split_stack_return): Similarly for
19109 insns restoring lr after __morestack call.
19111 2016-05-09 Jakub Jelinek <jakub@redhat.com>
19113 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
19114 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
19116 * config/i386/sse.md (vec_interleave_high<mode>,
19117 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
19118 <avx512>_vpermt2var<mode>3_maskz): Likewise.
19120 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
19122 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
19123 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
19124 parallel reassociation for power8 and forward.
19126 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
19128 * config/i386/i386.md (absneg splitters with general regs): Use
19129 general_reg_operand predicate.
19130 (btsq peephole2): Use x86_64_immediate_operand to check if new
19131 value is suitable for immediate operand. Generate emitted insn
19132 using RTL expressions.
19133 (btcq peephole2): Ditto.
19134 (btrq peephole2): Ditto. Generate correct immediate operand
19137 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19139 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
19142 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19144 * tree-affine.c (wide_int_constant_multiple_p): Add missing
19145 pointer dereference.
19147 2016-05-09 Richard Biener <rguenther@suse.de>
19149 PR tree-optimization/70985
19150 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
19151 op0 isn't a gimple register.
19153 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
19155 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
19156 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
19157 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
19158 (i6400_fpu_mult): New cpu units.
19159 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
19160 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
19161 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
19162 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
19163 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
19164 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
19165 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
19166 (i6400_msa_long_float4, i6400_msa_long_float5)
19167 (i6400_msa_long_float8, i6400_msa_fdiv_df)
19168 (i6400_msa_fdiv_sf): New reservations.
19169 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
19170 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
19171 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
19172 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
19173 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
19174 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
19175 (msa_short_cmp, msa_short_float2, msa_short_logic3)
19176 (msa_short_store4, msa_long_load, msa_short_store)
19177 (msa_long_logic, msa_long_float2, msa_long_float4)
19178 (msa_long_float5, msa_long_float8, msa_long_mult)
19179 (msa_long_fdiv, msa_long_div): New reservations.
19181 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
19182 Sameera Deshpande <sameera.deshpande@imgtec.com>
19183 Matthew Fortune <matthew.fortune@imgtec.com>
19184 Graham Stott <graham.stott@imgtec.com>
19185 Chao-ying Fu <chao-ying.fu@imgtec.com>
19187 * config.gcc: Add MSA header file for mips*-*-* target.
19188 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
19189 (Ubv8i, Urv8): New constraints.
19190 * config/mips/mips-ftypes.def: Add function types for MSA
19192 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
19193 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
19194 * config/mips/mips-msa.md: New file.
19195 * config/mips/mips-protos.h
19196 (mips_split_128bit_const_insns): New prototype.
19197 (mips_msa_idiv_insns): Likewise.
19198 (mips_split_128bit_move): Likewise.
19199 (mips_split_128bit_move_p): Likewise.
19200 (mips_split_msa_copy_d): Likewise.
19201 (mips_split_msa_insert_d): Likewise.
19202 (mips_split_msa_fill_d): Likewise.
19203 (mips_expand_msa_branch): Likewise.
19204 (mips_const_vector_same_val_p): Likewise.
19205 (mips_const_vector_same_bytes_p): Likewise.
19206 (mips_const_vector_same_int_p): Likewise.
19207 (mips_const_vector_shuffle_set_p): Likewise.
19208 (mips_const_vector_bitimm_set_p): Likewise.
19209 (mips_const_vector_bitimm_clr_p): Likewise.
19210 (mips_msa_vec_parallel_const_half): Likewise.
19211 (mips_msa_output_division): Likewise.
19212 (mips_ldst_scaled_shift): Likewise.
19213 (mips_expand_vec_cond_expr): Likewise.
19214 * config/mips/mips.c (enum mips_builtin_type): Add
19215 MIPS_BUILTIN_MSA_TEST_BRANCH.
19216 (mips_gen_const_int_vector_shuffle): New prototype.
19217 (mips_const_vector_bitimm_set_p): New function.
19218 (mips_const_vector_bitimm_clr_p): Likewise.
19219 (mips_const_vector_same_val_p): Likewise.
19220 (mips_const_vector_same_bytes_p): Likewise.
19221 (mips_const_vector_same_int_p): Likewise.
19222 (mips_const_vector_shuffle_set_p): Likewise.
19223 (mips_symbol_insns): Forbid loading symbols via immediate for
19225 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
19227 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
19229 (mips_lx_address_p): Add support load indexed address for MSA.
19230 (mips_address_insns): Add calculation of instructions needed for
19231 stores and loads for MSA.
19232 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
19233 CONST_VECTOR for MSA and let it fall through.
19234 (mips_ldst_scaled_shift): New function.
19235 (mips_subword_at_byte): Likewise.
19236 (mips_msa_idiv_insns): Likewise.
19237 (mips_legitimize_move): Validate MSA moves.
19238 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
19239 calculation of costs for MSA division.
19240 (mips_split_move_p): Check if MSA moves need splitting.
19241 (mips_split_move): Split MSA moves if necessary.
19242 (mips_split_128bit_move_p): New function.
19243 (mips_split_128bit_move): Likewise.
19244 (mips_split_msa_copy_d): Likewise.
19245 (mips_split_msa_insert_d): Likewise.
19246 (mips_split_msa_fill_d): Likewise.
19247 (mips_output_move): Handle MSA moves.
19248 (mips_expand_msa_branch): New function.
19249 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
19250 Reinstate 'y' modifier.
19251 (mips_file_start): Add MSA .gnu_attribute.
19252 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
19254 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
19255 (mips_class_max_nregs): Add register size for MSA supported mode.
19256 (mips_cannot_change_mode_class): Allow conversion between MSA
19257 vector modes and TImode.
19258 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
19260 (mips_secondary_reload_class): Force MSA loads/stores via memory.
19261 (mips_preferred_simd_mode): Add preffered modes for MSA.
19262 (mips_vector_mode_supported_p): Add MSA supported modes.
19263 (mips_autovectorize_vector_sizes): New function.
19264 (mips_msa_output_division): Likewise.
19265 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
19266 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
19267 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
19268 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
19269 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
19270 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
19271 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
19272 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
19273 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
19274 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
19275 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
19276 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
19277 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
19278 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
19279 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
19280 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
19281 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
19282 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
19283 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
19284 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
19285 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
19286 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
19287 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
19288 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
19289 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
19290 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
19291 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
19292 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
19293 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
19294 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
19295 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
19296 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
19297 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
19298 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
19299 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
19300 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
19301 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
19302 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
19303 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
19304 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
19305 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
19306 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
19307 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
19308 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
19309 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19310 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19311 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19312 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19313 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19314 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19315 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19316 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19317 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
19318 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
19319 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
19320 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
19321 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
19322 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
19323 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
19324 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
19325 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
19326 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
19327 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
19328 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
19329 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
19330 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
19331 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
19332 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
19333 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
19334 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
19335 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
19336 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
19337 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
19338 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
19339 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
19340 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
19341 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
19342 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
19343 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
19344 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
19345 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
19346 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
19347 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
19348 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
19349 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
19350 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
19351 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
19352 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
19353 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
19354 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
19355 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
19356 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
19357 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
19358 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
19359 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
19360 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
19361 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
19362 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
19363 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
19364 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
19365 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
19366 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
19367 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
19368 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
19369 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
19370 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
19371 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
19372 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
19373 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
19374 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
19375 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
19376 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
19377 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
19378 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
19379 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
19380 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
19381 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
19382 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
19383 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
19384 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
19385 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
19386 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
19387 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
19388 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
19389 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
19390 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
19391 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
19392 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
19393 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
19394 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
19395 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
19396 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
19397 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
19398 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
19399 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
19400 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
19401 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
19402 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
19403 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
19404 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
19405 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
19406 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
19407 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
19408 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
19409 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
19410 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
19411 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
19412 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
19413 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
19414 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
19415 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
19417 (mips_get_builtin_decl_index): New array.
19418 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
19419 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
19420 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
19421 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
19422 (mips_init_builtins): Initialize mips_get_builtin_decl_index
19424 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
19426 (mips_expand_builtin_insn): Prepare operands for
19427 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
19428 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
19429 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
19430 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
19431 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
19432 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
19433 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
19434 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
19435 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
19436 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
19437 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
19438 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
19439 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
19440 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
19441 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
19442 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
19443 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
19444 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
19445 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
19446 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
19447 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
19448 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
19449 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
19450 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
19451 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
19452 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
19453 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
19454 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
19455 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
19456 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
19457 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
19458 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
19459 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
19460 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
19461 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
19462 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
19463 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
19464 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
19465 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
19466 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
19467 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
19468 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
19469 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
19470 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
19471 These are set implicitly and an error is reported if overridden.
19472 (mips_expand_builtin_msa_test_branch): New function.
19473 (mips_expand_msa_shuffle): Likewise.
19474 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
19475 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
19476 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
19477 (mips_expand_vec_unpack): Add support for MSA.
19478 (mips_expand_vector_init): Likewise.
19479 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
19480 instead of const0_rtx.
19481 (mips_msa_vec_parallel_const_half): New function.
19482 (mips_gen_const_int_vector): Likewise.
19483 (mips_gen_const_int_vector_shuffle): Likewise.
19484 (mips_expand_msa_cmp): Likewise.
19485 (mips_expand_vec_cond_expr): Likewise.
19486 * config/mips/mips.h
19487 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
19488 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
19490 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
19491 (ISA_HAS_MSA): New macro.
19492 (UNITS_PER_MSA_REG): Likewise.
19493 (BITS_PER_MSA_REG): Likewise.
19494 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
19495 (MSA_REG_FIRST): New macro.
19496 (MSA_REG_LAST): Likewise.
19497 (MSA_REG_NUM): Likewise.
19498 (MSA_REG_P): Likewise.
19499 (MSA_REG_RTX_P): Likewise.
19500 (MSA_SUPPORTED_MODE_P): Likewise.
19501 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
19502 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
19503 * config/mips/mips.md: Include mips-msa.md.
19504 (alu_type): Add simd_add.
19505 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
19506 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
19507 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
19508 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
19509 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
19510 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
19511 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
19512 simd_move, simd_load, simd_store. Choose "multi" for moves
19514 (qword_mode): New attribute.
19515 (insn_count): Add instruction count for quad moves.
19516 Increase the count for MIPS SIMD division.
19517 (UNITMODE): Add UNITMODEs for vector types.
19518 (addsub): New code iterator.
19519 * config/mips/mips.opt (mmsa): New option.
19520 * config/mips/msa.h: New file.
19521 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
19523 * config/mips/mti-linux.h: Likewise.
19524 * config/mips/predicates.md
19525 (const_msa_branch_operand): New constraint.
19526 (const_uimm3_operand): Likewise.
19527 (const_uimm4_operand): Likewise.
19528 (const_uimm5_operand): Likewise.
19529 (const_uimm8_operand): Likewise.
19530 (const_imm5_operand): Likewise.
19531 (aq10b_operand): Likewise.
19532 (aq10h_operand): Likewise.
19533 (aq10w_operand): Likewise.
19534 (aq10d_operand): Likewise.
19535 (const_m1_operand): Likewise.
19536 (reg_or_m1_operand): Likewise.
19537 (const_exp_2_operand): Likewise.
19538 (const_exp_4_operand): Likewise.
19539 (const_exp_8_operand): Likewise.
19540 (const_exp_16_operand): Likewise.
19541 (const_vector_same_val_operand): Likewise.
19542 (const_vector_same_simm5_operand): Likewise.
19543 (const_vector_same_uimm5_operand): Likewise.
19544 (const_vector_same_uimm6_operand): Likewise.
19545 (const_vector_same_uimm8_operand): Likewise.
19546 (par_const_vector_shf_set_operand): Likewise.
19547 (reg_or_vector_same_val_operand): Likewise.
19548 (reg_or_vector_same_simm5_operand): Likewise.
19549 (reg_or_vector_same_uimm6_operand): Likewise.
19550 * doc/extend.texi (MIPS SIMD Architecture Functions): New
19552 * doc/invoke.texi (-mmsa): Document new option.
19554 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19556 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
19557 * configure: Regenerate.
19558 * config.in: Regenerate.
19559 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
19560 on -fvtable-verify.
19561 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
19562 (ENDFILE_VTV_SPEC): Define.
19564 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
19566 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
19567 registers in all interrupt handlers if necessary.
19568 (rl78_option_override): Add warning.
19569 (MUST_SAVE_MDUC_REGISTERS): New macro.
19570 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
19571 * config/rl78/rl78.c (check_mduc_usage): New function.
19572 (mduc_regs): New structure to hold MDUC register data.
19573 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
19574 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
19575 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
19576 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
19577 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
19578 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
19580 2016-05-09 Bin Cheng <bin.cheng@arm.com>
19582 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
19583 (tree-ssa-loop-niter.h): Ditto.
19584 (idx_within_array_bound, ref_within_array_bound): New functions.
19585 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
19586 Factor out check on writable base object to ...
19587 (base_object_writable): ... here.
19589 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19591 * config/arm/arm.md (probe_stack): Add modes to set source
19594 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
19596 * regrename.c (base_reg_class_for_rename): New static function.
19597 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
19599 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
19601 * cgraph.c (thunk_adjust): Export.
19602 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
19603 * cgraphunit.c (thunk_adjust): Export.
19604 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
19606 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
19608 * tree-inline.c (expand_call_inline): Expand thunks inline.
19610 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
19613 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
19614 (*sse2_vd_cvtss2sd): Ditto.
19615 * config/i386/i386.md
19616 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
19617 Generate *sse2_vd_cvtsd2ss pattern.
19618 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
19619 Generate *sse2_vd_cvtss2sd pattern.
19621 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19623 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
19624 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
19627 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19629 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
19630 * config/sh/sh.c: Define and declare variables on first use throughout
19632 (current_function_interrupt): Change to bool type.
19633 (frame_insn): Rename to emit_frame_insn and update users.
19634 (push_regs): Use bool for 'interrupt_handler' argument.
19635 (save_schedule_s): Remove.
19636 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
19637 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
19638 targetm.asm_out.unaligned_op.di.
19639 (gen_far_branch): Remove redundant forward declaration.
19640 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
19641 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
19642 (sh_set_return_address, sh_function_ok_for_sibcall,
19643 scavenge_reg): Update comments.
19644 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
19645 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
19646 (sh_attr_renesas_p): Remove unnecessary parentheses.
19647 (branch_dest): Simplify.
19648 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
19649 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
19650 (CUMULATIVE_ARGS): Change macro to typedef.
19651 (current_function_interrupt): Change to bool type.
19652 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
19653 Surround with __cplusplus ifdef.
19654 (sh_compare_op0, sh_compare_op1): Remove.
19655 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
19657 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
19659 * config/arm/arm.md: (arch): Add neon.
19660 (arch_enabled): Return yes for arch neon when TARGET_NEON.
19661 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
19662 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
19663 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
19664 attributes for alt renumbering. Mark alt 3 as non-predicable.
19665 (thumb2_movdf_vfp): Likewise.
19667 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
19669 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
19670 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
19671 (*andqi_1): Add preferred_for_speed attribute to disparage
19672 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
19673 (*<code>qi_1): Ditto.
19674 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
19675 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
19676 (*ashlqi3_1): Ditto.
19677 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
19678 Add preferred_for_size attribute to disparage alternative 0 and
19679 preferred_for_speed attribute to disparage alternative 1 for
19680 TARGET_PARTIAL_REG_STALL targets.
19682 2016-05-07 Tom de Vries <tom@codesourcery.com>
19684 PR tree-optimization/70956
19685 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
19688 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
19690 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
19691 * config/sh/sh.c (sh_cbranch_distance): Implement it.
19692 * config/sh/sh.md (branch_zero): Remove define_attr.
19693 (define_delay): Disable delay slot if branch distance is one insn.
19695 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19697 * config/i386/i386.md (LEAMODE): New mode attribute.
19698 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
19699 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
19700 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
19701 operand 2 predicate.
19702 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
19703 (*lea<mode>_general_3): Ditto.
19704 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
19706 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19708 * genmddump.c (main): Convert argv from char ** to const char **.
19710 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19712 * coretypes.h (OVERRIDE): New macro.
19713 (FINAL): New macro.
19715 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
19717 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
19718 allow coalescing if the types are compatible.
19720 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19722 * pass_manager.h (pass_manager::register_pass_name): New method.
19723 (pass_manager::get_pass_by_name): New method.
19724 (pass_manager::create_pass_tab): New method.
19725 (pass_manager::m_name_to_pass_map): New field.
19726 * passes.c (name_to_pass_map): Delete global in favor of field
19727 "m_name_to_pass_map" of pass_manager.
19728 (register_pass_name): Rename from a function to...
19729 (pass_manager::register_pass_name): ...this method, updating
19730 for renaming of global "name_to_pass_map" to field
19731 "m_name_to_pass_map".
19732 (create_pass_tab): Rename from a function to...
19733 (pass_manager::create_pass_tab): ...this method, updating
19734 for renaming of global "name_to_pass_map" to field.
19735 (get_pass_by_name): Rename from a function to...
19736 (pass_manager::get_pass_by_name): ...this method.
19737 (enable_disable_pass): Convert use of get_pass_by_name to
19738 a method call, locating the pass_manager singleton.
19740 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19742 * genattr-common.c (main): Convert argv from char ** to const char **.
19743 * genattr.c (main): Likewise.
19744 * genattrtab.c (main): Likewise.
19745 * genautomata.c (initiate_automaton_gen): Likewise.
19747 * gencodes.c (main): Likewise.
19748 * genconditions.c (main): Likewise.
19749 * genconfig.c (main): Likewise.
19750 * genconstants.c (main): Likewise.
19751 * genemit.c (main): Likewise.
19752 * genenums.c (main): Likewise.
19753 * genextract.c (main): Likewise.
19754 * genflags.c (main): Likewise.
19755 * genmddeps.c (main): Likewise.
19756 * genopinit.c (main): Likewise.
19757 * genoutput.c (main): Likewise.
19758 * genpeep.c (main): Likewise.
19759 * genpreds.c (main): Likewise.
19760 * genrecog.c (main): Likewise.
19761 * gensupport.c (init_rtx_reader_args_cb): Likewise.
19762 (init_rtx_reader_args): Likewise.
19763 * gensupport.h (init_rtx_reader_args_cb): Likewise.
19764 (init_rtx_reader_args): Likewise.
19765 * gentarget-def.c (main): Likewise.
19766 * read-md.c (read_md_files): Likewise.
19767 * read-md.h (read_md_files): Likewise.
19769 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19771 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
19772 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
19773 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
19774 Remove unused predicate.
19775 (register_and_not_fp_reg_operand): Ditto.
19777 2016-05-06 Martin Liska <mliska@suse.cz>
19779 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
19780 instead of vec as the vector is local to the function.
19782 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19784 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
19785 avx512bw alternative.
19787 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
19788 before the ashr<mode>3 pattern.
19790 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
19791 v instead of x in vex or maybe_vex alternatives, use
19792 maybe_evex instead of vex in prefix.
19794 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
19795 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
19796 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
19797 in vex or maybe_vex alternatives, use maybe_evex instead of vex
19800 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
19801 v instead of x in vex or maybe_vex alternatives, use
19802 maybe_evex instead of vex in prefix.
19804 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
19805 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
19806 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
19807 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
19808 alternatives, use maybe_evex instead of vex in prefix.
19810 * config/i386/sse.md (vec_interleave_lowv4sf,
19811 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
19812 v instead of x in vex or maybe_vex alternatives, use
19813 maybe_evex instead of vex in prefix.
19815 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
19816 v instead of x in vex or maybe_vex alternatives, use
19817 maybe_evex instead of vex in prefix.
19819 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
19820 v constraint instead of x.
19822 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
19824 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
19825 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
19828 2016-05-06 Richard Biener <rguenther@suse.de>
19830 PR tree-optimization/70948
19831 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
19832 Properly clobber all fields of va_list for __builtin_va_start.
19834 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
19837 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
19838 loop latch destination.
19840 2016-05-06 Martin Liska <mliska@suse.cz>
19842 * tree-ssa-uninit.c: Apply manual changes
19843 to the GNU coding style.
19844 (prune_uninit_phi_opnds): Rename from
19845 prune_uninit_phi_opnds_in_unrealizable_paths.
19847 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19849 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
19850 mspace): Remove deprecated options.
19851 * doc/invoke.texi (SH options): Remove -mspace.
19853 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19855 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
19857 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19859 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
19860 corresponding combine split pattern.
19862 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19865 * config/sh/predicates.md (long_displacement_mem_operand): New.
19866 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
19867 Add movi20, movi20s alternatives. Adjust length attribute for
19869 (movsi_ie): Allow for any FPU. Adjust length attribute for
19871 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
19872 attribute for alternatives.
19873 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
19874 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
19875 length attribute for alternatives.
19877 2016-05-06 Richard Biener <rguenther@suse.de>
19879 PR tree-optimization/70960
19880 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
19882 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19885 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
19886 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
19888 2016-05-06 Marek Polacek <polacek@redhat.com>
19891 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
19893 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19896 * config/sh/sh.md (*rotcr): Add another variant.
19898 2016-05-06 Richard Biener <rguenther@suse.de>
19900 PR middle-end/70931
19901 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
19903 2016-05-06 Richard Biener <rguenther@suse.de>
19905 PR middle-end/70941
19906 * fold-const.c (split_tree): Always convert to the original type
19909 2016-05-06 Richard Biener <rguenther@suse.de>
19911 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
19912 (fwprop_addr): Likewise.
19914 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19917 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
19919 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
19920 * config/i386/i386.md (push mem splitter): Use find_constant_src in
19921 the splitter condition.
19922 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
19923 the splitter condition.
19924 (FP float_extend load splitter): Ditto.
19926 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
19928 * config/i386/i386.md (peehole2 patterns): Change true_regnum
19929 to REGNO in all peephole2 patterns.
19930 (post-reload splitters): Change true_regnum to REGNO in
19931 post-reload splitters.
19932 (zero_extend splitters): Use general_reg_operand and
19933 nonimmediate_gr_operand predicates.
19935 2016-05-05 Jakub Jelinek <jakub@redhat.com>
19937 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
19938 v constraint instead of x.
19940 2016-05-05 Alan Modra <amodra@gmail.com>
19943 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
19944 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
19945 TARGET_NO_FP_IN_TOC for -mrelocatable.
19946 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
19947 TARGET_RELOCATABLE test.
19948 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
19949 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19950 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
19951 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
19952 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19953 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
19954 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
19955 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19956 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
19957 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
19959 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
19960 (rs6000_stack_info): Likewise.
19961 (rs6000_elf_asm_out_constructor): Likewise.
19962 (rs6000_elf_asm_out_destructor): Likewise.
19963 (rs6000_elf_declare_function_name): Likewise.
19964 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
19965 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
19968 2016-05-05 Alan Modra <amodra@gmail.com>
19970 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
19972 2016-05-05 Alan Modra <amodra@gmail.com>
19974 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
19975 out-of-line gpr restore for one or two regs if that would add
19978 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
19981 * config/i386/i386.md
19982 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
19983 Change to post-epilogue_completed late splitter. Use sse_reg_operand
19984 as operand 0 predicate.
19985 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
19987 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
19988 Ditto. Emit the pattern using RTX.
19990 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
19991 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
19992 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
19993 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
19995 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
19996 sse_reg_operand as operand 0 predicate.
19998 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
19999 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
20000 instead of gen_rtx_REG.
20001 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
20004 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20006 * function.c (emit_use_return_register_into_block): Delete.
20007 (gen_return_pattern): Delete.
20008 (emit_return_into_block): Delete.
20009 (active_insn_between): Delete.
20010 (convert_jumps_to_returns): Delete.
20011 (emit_return_for_exit): Delete.
20012 (thread_prologue_and_epilogue_insns): Delete all code dealing with
20013 simple_return for shrink-wrapped blocks.
20014 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
20015 end of blocks that need one.
20016 (get_unconverted_simple_return): Delete.
20017 (convert_to_simple_return): Delete.
20018 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
20019 (convert_to_simple_return): Ditto.
20021 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20023 * cfgcleanup.c (bb_is_just_return): New function.
20024 (try_optimize_cfg): Simplify jumps to return, branches to return,
20025 and branches around return.
20027 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20029 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
20030 branch to a return.
20032 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20036 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
20037 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
20038 assert flags & OEP_HASH_CHECK, instead of asserting it
20039 never happens. Handle TARGET_EXPR.
20040 * fold-const.c (operand_equal_p): For hash verification,
20041 or in OEP_HASH_CHECK into flags.
20043 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
20045 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
20047 (compute_samebase_partition_bases): Fix typo.
20049 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20051 * config/i386/sse.md (vec_interleave_highv8sf,
20052 vec_interleave_lowv8sf, vec_interleave_highv4df,
20053 vec_interleave_lowv4df): Remove constraints from expanders.
20055 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
20057 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20059 * tree-inline.c (expand_call_inline): Fix path dealing with
20060 making lhs of call statement undefined.
20062 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20064 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
20065 Check availability on NODE, too.
20066 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
20067 (cgraph_node::call_for_symbol_and_aliases): Likewise.
20068 (varpool_node::call_for_symbol_and_aliase): Likewise.
20069 * ipa-pure-const.c (add_new_function): Analyze all bodies.
20070 (propagate_pure_const): Propagate across interposable functions, too.
20071 (skip_function_for_local_pure_const): Do not skip interposable bodies
20073 (pass_local_pure_const::execute): Update.
20075 2016-05-04 Marek Polacek <polacek@redhat.com>
20077 * doc/invoke.texi: Document -Wdangling-else.
20079 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
20081 * config.gcc: Error out when conflicting multilib is detected. Do not
20082 loop over multilibs since no combination is legal.
20084 2016-05-04 Alan Modra <amodra@gmail.com>
20086 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
20087 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
20088 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20091 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
20093 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
20094 Clean up p5600 comments.
20096 2016-05-04 Richard Biener <rguenther@suse.de>
20098 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
20099 constructor simplifications.
20100 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
20102 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
20104 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
20105 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
20106 result.set_rtx is null instead of aborting.
20107 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
20109 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
20110 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
20111 *mov<mode>_store_postinc): New patterns.
20113 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
20115 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
20116 as commutative. Check both conversions are NOP.
20117 ((A & B) OP (C & B)): Remove.
20119 2016-05-04 Alan Modra <amodra@gmail.com>
20121 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
20123 2016-05-04 Alan Modra <amodra@gmail.com>
20126 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
20127 when cr2,3,4 are all fixed regs.
20129 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
20131 PR rtl-optimization/57193
20132 * opts.c (default_options_table): Revert OPT_frename_registers change.
20133 * doc/invoke.texi (-frename-registers, -O2): Likewise.
20135 2016-05-03 Martin Sebor <msebor@redhat.com>
20138 * builtins.c (fold_builtin_FILE): New function.
20139 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
20140 (fold_builtin_0): Call them.
20141 * gimplify.c (gimplify_call_expr): Remove the handling of
20142 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
20145 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
20146 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
20150 * doc/extend.texi (Function Names as Strings): Update __func__,
20151 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
20154 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20155 Richard Biener <rguenther@suse.de>
20157 PR tree-optimization/70916
20158 * tree-if-conv.c: Include cfganal.h.
20159 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
20160 and remove_fake_exit_edges around the optimization pass.
20162 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
20164 * cgraph.c (symbol_table::create_edge): Set inline_failed.
20165 (cgraph_edge::make_direct): Likewise.
20166 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
20167 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
20168 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
20169 (CIF_THUNK): New code.
20170 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
20171 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
20172 (compute_inline_parameters): Set inline_failed for thunks.
20173 (inline_analyze_function): Cleanup.
20174 * ipa-inline.c (can_inline_edge_p): Do not deal with
20175 call_stmt_cannot_inline_p.
20176 (can_early_inline_edge_p): Likewise.
20177 (early_inliner): Initialize inline_failed.
20178 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
20180 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
20182 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
20183 from nonimm_ssenomem_operand.
20184 (nonimm_ssenomem_operand): New predicate.
20185 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
20186 as operand 0 predicate.
20187 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
20188 Disable unsupported alternatives using "enabled" attribute.
20189 Use register_ssemem_operand as operand 0 predicate.
20190 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
20192 2016-05-03 Marek Polacek <polacek@redhat.com>
20195 * input.c (expansion_point_location): New function.
20196 * input.h (expansion_point_location): Declare.
20198 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
20200 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
20201 occurence with frame_offset_ ones.
20203 2016-05-03 Alan Modra <amodra@gmail.com>
20205 PR rtl-optimization/70890
20206 * ira.c (combine_and_move_insns): When moving def_insn, remove
20207 equivs on use_insn.
20209 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
20211 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
20212 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
20213 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
20214 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
20216 2016-05-03 Alan Modra <amodra@gmail.com>
20218 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
20219 for SAVE_MULTIPLE/STORE_MULTIPLE.
20221 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20223 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
20224 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
20226 2016-05-03 Richard Biener <rguenther@suse.de>
20228 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
20230 (gimplify_arg): Likewise.
20231 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
20232 re-writing the result to a decl if required.
20233 (internal_get_tmp_var): Add allow_ssa parameter
20234 and override into_ssa with it.
20235 (get_formal_tmp_var): Adjust.
20236 (get_initialized_tmp_var): Add allow_ssa parameter.
20237 (gimplify_arg): Add allow_ssa parameter and avoid generating
20238 SSA names for the result false.
20239 (gimplify_call_expr): If the call may return twice do not
20240 gimplify parameters into SSA.
20241 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
20242 (gimplify_modify_expr): Adjust assert. For noreturn calls
20243 with a SSA name LHS adjust its def.
20244 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
20245 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
20246 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
20247 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
20248 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
20249 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
20250 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
20251 (optimize_target_teams): Do not allow SSA names for clause operands.
20252 (gimplify_expr): Likewise for where we mark the result addressable.
20253 * passes.def (pass_init_datastructures): Remove.
20254 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
20255 (rewrite_stmt): Likewise.
20256 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
20257 (replace_locals_op): Replace SSA names.
20258 (copy_gimple_seq_and_replace_locals): Init src_cfun.
20259 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
20260 * cgraph.c (release_function_body): Free CFG annotations only
20261 when we have a CFG. Simplify.
20262 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
20263 force_gimple_operand instead of get_initialized_tmp_var.
20264 * tree-pass.h (make_pass_init_datastructures): Remove.
20265 * tree-ssa.c (execute_init_datastructures): Remove.
20266 (pass_data_init_datastructures): Likewise.
20267 (class pass_init_datastructures): Likewise.
20268 (make_pass_init_datastructures): Likewise.
20269 * omp-low.c (create_omp_child_function): Init SSA data structures.
20270 (grid_expand_target_grid_body): Likewise.
20271 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
20272 name before adding it to names_to_release.
20273 (remove_bb): Always release SSA defs.
20274 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
20275 before dereferencing it.
20276 * cgraphunit.c (init_lowered_empty_function): Always
20277 int SSA data structures.
20278 * tree-ssanames.c (release_defs): Remove assert that we are in
20280 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
20282 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20283 Uros Bizjak <ubizjak@gmail.com>
20285 PR rtl-optimization/70467
20286 * config/i386/predicates.md (x86_64_hilo_int_operand,
20287 x86_64_hilo_general_operand): New predicates.
20288 * config/i386/constraints.md (Wd): New constraint.
20289 * config/i386/i386.md (mode attr di): Use Wd instead of e.
20290 (general_hilo_operand): New mode attr.
20291 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
20292 instead of <general_operand>.
20293 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
20294 x86_64_hilo_general_operand instead of <general_operand>.
20296 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20298 PR tree-optimization/70916
20299 * tree-if-conv.c (constant_or_ssa_name): Removed.
20300 (fold_build_cond_expr): Use is_gimple_val instead of
20301 constant_or_ssa_name.
20303 PR tree-optimization/70916
20304 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
20305 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
20308 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
20309 (optimize_atomic_bit_test_and): New function.
20310 (pass_fold_builtins::execute): Use it.
20311 * optabs.def (atomic_bit_test_and_set_optab,
20312 atomic_bit_test_and_complement_optab,
20313 atomic_bit_test_and_reset_optab): New optabs.
20314 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
20315 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
20316 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
20317 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
20318 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
20319 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
20320 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
20321 * doc/md.texi (atomic_bit_test_and_set@var{mode},
20322 atomic_bit_test_and_complement@var{mode},
20323 atomic_bit_test_and_reset@var{mode}): Document.
20324 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
20325 atomic_bit_test_and_complement<mode>,
20326 atomic_bit_test_and_reset<mode>): New expanders.
20327 (atomic_bit_test_and_set<mode>_1,
20328 atomic_bit_test_and_complement<mode>_1,
20329 atomic_bit_test_and_reset<mode>_1): New insns.
20331 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
20333 PR rtl-optimization/70687
20334 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
20335 instead of unsigned HOST_WIDE_INT.
20337 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
20339 PR rtl-optimization/44281
20340 * hard-reg-set.h (struct target_hard_regs): New field
20341 x_fixed_nonglobal_reg_set.
20342 (fixed_nonglobal_reg_set): New macro.
20343 * reginfo.c (init_reg_sets_1): Initialize it.
20344 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
20346 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
20348 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20350 PR tree-optimization/56541
20351 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
20352 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
20353 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
20354 (any_complicated_phi): new static variable.
20355 (aggressive_if_conv): delete.
20356 (if_convertible_phi_p): support phis with more than two arguments.
20357 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
20358 critical pred edges.
20359 (ifcvt_split_critical_edges): support phis with more than two
20360 arguments by checking new parameter. only split critical edges
20362 (tree_if_conversion): handle simd pragma marked loop using new
20363 local variable aggressive_if_conv. check any_complicated_phi.
20365 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20367 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
20370 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20372 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
20375 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
20377 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
20378 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
20379 define_insn_and_split.
20380 (mulsi3_i): New define_insn_and_split.
20381 (mulsi3_call): Convert to define_insn.
20382 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
20383 Remove constraints.
20385 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20387 * machmode.h (mode_complex): Add support to give the complex mode
20389 (GET_MODE_COMPLEX_MODE): Likewise.
20390 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
20391 stored by build_complex_type and gfc_build_complex_type instead of
20392 trying to figure out the appropriate mode based on the size. Raise
20393 an assertion error, if the type was not set.
20394 * genmodes.c (struct mode_data): Add field for the complex type of
20396 (blank_mode): Likewise.
20397 (make_complex_modes): Remember the complex mode created in the
20399 (emit_mode_complex): Write out the mode_complex array to map a
20400 type mode to the complex version.
20401 (emit_insn_modes_c): Likewise.
20402 * tree.c (build_complex_type): Set the complex type to use before
20403 calling layout_type.
20404 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
20405 support for __float128 complex datatypes.
20406 (rs6000_hard_regno_mode_ok): Likewise.
20407 (rs6000_setup_reg_addr_masks): Likewise.
20408 (rs6000_complex_function_value): Likewise.
20409 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
20410 __float128 and __ibm128 complex.
20411 (FLOAT128_IBM_P): Likewise.
20412 (ALTIVEC_ARG_MAX_RETURN): Likewise.
20413 * doc/extend.texi (Additional Floating Types): Document that
20414 -mfloat128 must be used to enable __float128. Document complex
20415 __float128 and __ibm128 support.
20417 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20420 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
20421 char/short arguments promoted to int because of promote_prototypes.
20423 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20425 * config/i386/predicates.md (register_ssemem_operand): New predicate.
20426 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
20427 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
20428 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
20429 alternatives using "enabled" attribute. Use register_ssemem_operand
20430 as operand 1 predicate.
20431 (*cmpi<unord>xf_i387): Split XFmode pattern from
20432 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
20433 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
20434 *absneg<mode>2_i387. Disable unsupported alternatives using
20435 "enabled" attribute.
20436 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
20438 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20440 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
20442 (oacc_loop_process): Check mask for loop termination.
20444 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20446 * cif-code.def (CIF_THUNK): Add.
20447 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
20450 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20452 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
20453 (dump_inline_summary): Dump it.
20454 (fp_expression_p): New predicate.
20455 (estimate_function_body_sizes): Use it.
20456 (inline_merge_summary): Merge fp_expressions.
20457 (inline_read_section): Read fp_expressions.
20458 (inline_write_summary): Write fp_expressions.
20459 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
20460 codegen boundary if either caller or callee is !fp_expressions.
20461 * ipa-inline.h (inline_summary): Add fp_expressions.
20462 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
20463 to fp_expressions be sure the fp generation flags are updated.
20465 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20467 PR rtl-optimization/70467
20468 * cse.c (cse_insn): Handle no-op MEM moves after folding.
20470 PR rtl-optimization/70467
20471 * ipa-pure-const.c (check_call): Handle internal calls even in
20472 ipa mode like in local mode.
20474 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
20476 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
20478 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20480 * match.pd (X u< X, X u> X): New transformations.
20482 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20484 * flag-types.h (enum warn_strict_overflow_code): Move ...
20485 * coretypes.h: ... here.
20486 * fold-const.h (fold_overflow_warning): Declare.
20487 * fold-const.c (fold_overflow_warning): Make non-static.
20488 (fold_comparison): Move the transformation of X +- C1 CMP C2
20489 into X CMP C2 -+ C1 ...
20490 * match.pd: ... here.
20491 * gimple-fold.c (fold_stmt_1): Protect with
20492 fold_defer_overflow_warnings.
20494 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20496 * omp-low.c (struct oacc_loop): Add 'inner' field.
20497 (new_oacc_loop_raw): Initialize it to zero.
20498 (oacc_loop_fixed_partitions): Initialize it.
20499 (oacc_loop_auto_partitions): Partition outermost loop to outermost
20500 available partitioning.
20502 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20504 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
20506 (umulsidi3): Likewise.
20507 (indirect_jump): Fix jump instruction assembly patterns.
20509 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
20512 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
20513 (nvptx_function_value): Assert non-NULL cfun.
20515 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
20517 PR rtl-optimization/70886
20518 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
20520 * cselib.h (rtx_equal_for_cselib_1): Declare.
20521 (rtx_equal_for_cselib_p: New inline function.
20522 * cselib.c (rtx_equal_for_cselib_p): Delete.
20523 (rtx_equal_for_cselib_1): Make public.
20525 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20527 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
20528 (register_mixssei387nonimm_operand): Remove predicate.
20529 * config/i386/i386.md (*fop_<mode>_comm): Merge from
20530 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
20531 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
20532 for TARGET_MIX_SSE_I387 alternatives.
20533 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
20534 Disable unsupported alternatives using "enabled" attribute. Use
20535 nonimm_ssenomem_operand as operand 1 predicate. Also check
20536 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
20538 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20540 * tree.c (cst_and_fits_in_hwi): Simplify.
20542 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20544 * tree.h (wi::to_wide): New function.
20545 * expr.c (expand_expr_real_1): Use wi::to_wide.
20546 * fold-const.c (int_const_binop_1): Likewise.
20547 (extract_muldiv_1): Likewise.
20549 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20551 * wide-int.h: Update offset_int and widest_int documentation.
20552 (WI_SIGNED_SHIFT_RESULT): New macro.
20553 (wi::binary_shift): Define signed_shift_result_type for
20554 shifts on offset_int- and widest_int-like types.
20555 (generic_wide_int): Support <<= and >>= if << and >> are supported.
20556 * tree.h (int_bit_position): Use shift operators instead of wi::
20558 * alias.c (adjust_offset_for_component_ref): Likewise.
20559 * expr.c (get_inner_reference): Likewise.
20560 * fold-const.c (fold_comparison): Likewise.
20561 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
20562 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
20563 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20564 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
20565 (stmt_kills_ref_p): Likewise.
20566 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
20567 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
20568 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20569 (ao_ref_init_from_vn_reference): Likewise.
20571 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20573 * wide-int.h: Update offset_int and widest_int documentation.
20574 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
20575 (wi::binary_traits): Allow ordered comparisons between offset_int and
20576 offset_int, between widest_int and widest_int, and between either
20577 of these types and basic C types.
20578 (operator <, <=, >, >=): Define for the same combinations.
20579 * tree.h (tree_int_cst_lt): Use comparison operators instead
20580 of wi:: comparisons.
20581 (tree_int_cst_le): Likewise.
20582 * gimple-fold.c (fold_array_ctor_reference): Likewise.
20583 (fold_nonarray_ctor_reference): Likewise.
20584 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
20585 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
20586 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
20587 * tree-sra.c (completely_scalarize): Likewise.
20588 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
20589 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
20590 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
20591 (check_for_binary_op_overflow): Likewise.
20592 (search_for_addr_array): Likewise.
20593 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
20595 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20597 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
20598 (arc_save_restore): Likewise.
20599 (arc_dwarf_register_span): Likewise.
20600 (arc_output_pic_addr_const): Initialize suffix variable.
20602 2016-05-02 Martin Liska <mliska@suse.cz>
20604 * symbol-summary.h (function_summary::function_summary):
20605 Remove checking assert for all cgraph nodes.
20606 (function_summary::get): Check summary_uid.
20607 (symtab_insertion): Check summary_uid.
20609 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20611 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
20612 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
20613 bmaskn instruction.
20614 (arc_dwarf_register_span): Remove enum keyword.
20615 (compact_memory_operand_p): New function.
20616 * config/arc/arc.h (reg_class): Add code density register classes.
20617 (REG_CLASS_NAMES): Likewise.
20618 (REG_CLASS_CONTENTS): Likewise.
20619 * config/arc/arc.md (*movqi_insn): Add code density instructions.
20620 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
20621 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
20622 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
20623 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
20625 (h, Rcd, Rsd, Rzd): New register constraints.
20626 (T): Use compact_memory_operand_p function.
20627 * config/arc/predicates.md (compact_load_memory_operand): Remove.
20629 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20631 * config/sh/sh.md (*negnegt, *movtt): Remove.
20633 2016-05-02 Marek Polacek <polacek@redhat.com>
20634 Tom de Vries <tom@codesourcery.com>
20636 PR tree-optimization/70700
20637 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
20638 bigger than FIRST_REF_NODE.
20640 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20643 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
20645 (prepare_cbranch_operands): Don't use scratch register. Assume that
20646 function is used when pseudos can be created.
20647 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
20648 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
20649 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
20650 define_expand. Allow it only when pseudos can be created.
20651 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
20653 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
20655 * config/i386/constraints.md (BC): Only allow -1 operands.
20656 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
20657 Add "enabled" attribute. Update XI mode attribute calculation.
20658 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
20659 (*movoi_internal_avx): Update XI mode attribute calculation.
20660 (*movti_internal): Ditto.
20662 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20664 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
20665 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
20667 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
20669 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
20670 statement on instruction code. Remove trailing spaces.
20671 (altivec_expand_stv_builtin): Likewise.
20673 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20675 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
20676 (TARGET_FPU_DOUBLE): Simplify.
20677 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
20678 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
20679 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
20680 with 'TARGET_FPU_DOUBLE'.
20681 * config/sh/sh.md: Likewise.
20683 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
20685 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
20686 SH_DIV_STR_FOR_SIZE): Remove.
20687 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
20688 SH_DIV_STR_FOR_SIZE): Remove.
20690 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20692 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
20693 logical_reg_operand): Delete.
20694 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
20695 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
20696 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
20697 match_operand and match_test.
20698 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
20699 variables on their first use. Return bool values.
20700 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
20701 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
20702 arith_reg_operand for input operand. Remove empty constraints.
20704 (*xorsi3_compact): Rename to xorsi3.
20705 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
20706 (*zero_extend<mode>si2_disp_mem): Update comment.
20709 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20711 * config/sh/t-sh: Remove SH5 support.
20712 * config.gcc: Likewise.
20713 * configure: Likewise.
20715 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20717 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
20719 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20721 * config/sh/sh.c (register_sh_passes, sh_option_override,
20722 sh_print_operand, prepare_move_operands,
20723 sh_can_follow_jump): Remove TARGET_SH1 checks.
20724 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
20725 PROMOTE_MODE): Likewise.
20726 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
20729 2016-04-30 Alan Modra <amodra@gmail.com>
20731 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
20732 restoring when fixed_reg_p, but allow out-of-line or stmw save.
20733 Check for user regs later to avoid unnecessary looping over regs.
20734 Merge user reg check with non-saved reg check. Don't force
20735 inline VR restore when static chain used.
20736 (rs6000_frame_related): Omit eh_frame info for user regs when
20738 (fixed_regs_p): Delete.
20740 2016-04-30 Alan Modra <amodra@gmail.com>
20742 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
20743 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
20746 2016-04-30 Alan Modra <amodra@gmail.com>
20749 * config/rs6000/rs6000.c (fixed_reg_p): New function.
20750 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
20753 2016-04-30 Alan Modra <amodra@gmail.com>
20755 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
20756 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
20757 flag_pic test for Darwin.
20759 2016-04-30 Alan Modra <amodra@gmail.com>
20761 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
20762 throw_calls_crossed.
20763 (REG_FREQ_CALLS_CROSSED): Delete.
20764 (REG_N_THROWING_CALLS_CROSSED): Delete.
20765 * regstat.c (regstat_bb_compute_ri): Don't calculate
20766 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
20767 (dump_reg_info): Don't print call cross frequency.
20768 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
20769 and REG_N_THROWING_CALLS_CROSSED.
20771 2016-04-30 Alan Modra <amodra@gmail.com>
20773 * regs.h (struct reg_info_t): Delete live_length.
20774 (REG_LIVE_LENGTH): Delete macro.
20775 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
20776 local_live, local_processed and local_live_last_luid params.
20777 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
20779 (regstat_compute_ri): Adjust for above. Don't set
20781 (dump_reg_info): Don't print live length.
20782 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
20783 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
20784 Localize loop_depth var.
20786 2016-04-30 Alan Modra <amodra@gmail.com>
20788 * ira.c (enum valid_equiv): New.
20789 (validate_equiv_mem): Return enum.
20790 (update_equiv_mem): Create replacement in more cases.
20791 (add_store_equivs): Update validate_equiv_mem call.
20793 2016-04-30 Alan Modra <amodra@gmail.com>
20795 * ira.c (combine_and_move_insns): Rather than scanning insns,
20796 use DF infrastucture to find use and def insns.
20798 2016-04-30 Alan Modra <amodra@gmail.com>
20800 ira.c (combine_and_move_insns): Move invariant conditions..
20801 (ira.c): ..to here. Call combine_and_move_insns before
20802 add_store_equivs. Call grow_reg_equivs later. Allocate
20803 req_equiv later using max_reg_num() rather than global max_regno.
20804 (contains_replace_regs): Delete.
20805 (add_store_equivs): Remove contains_replace_regs test.
20807 2016-04-30 Alan Modra <amodra@gmail.com>
20809 * ira.c (struct equiv_mem_data): New.
20810 (equiv_mem, equiv_mem_modified): Delete static vars.
20811 (validate_equiv_mem_from_store): Use "data" param to communicate..
20812 (validate_equiv_mem): ..from here.
20814 2016-04-30 Alan Modra <amodra@gmail.com>
20816 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
20818 (update_reg_equivs): ..here. Move allocation and freeing of
20819 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
20820 end_alias_analysis to..
20823 2016-04-30 Alan Modra <amodra@gmail.com>
20825 * ira.c (pdx_subregs): Delete.
20826 (struct equivalence): Add pdx_subregs field.
20827 (set_paradoxical_subreg): Remove pdx_subregs param. Update
20828 pdx_subregs access.
20829 (update_equiv_regs): Don't create or free pdx_subregs. Update
20830 pdx_subregs access.
20832 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20834 * config/rs6000/altivec.h: Change definitions of vec_xl and
20836 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
20837 (LD_ELEMREV_V2DI): New.
20838 (LD_ELEMREV_V4SF): New.
20839 (LD_ELEMREV_V4SI): New.
20840 (LD_ELEMREV_V8HI): New.
20841 (LD_ELEMREV_V16QI): New.
20842 (ST_ELEMREV_V2DF): New.
20843 (ST_ELEMREV_V2DI): New.
20844 (ST_ELEMREV_V4SF): New.
20845 (ST_ELEMREV_V4SI): New.
20846 (ST_ELEMREV_V8HI): New.
20847 (ST_ELEMREV_V16QI): New.
20850 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20851 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
20852 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
20853 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
20854 (altivec_expand_builtin): Add handling for
20855 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
20856 (rs6000_invalid_builtin): Add error-checking for
20857 RS6000_BTM_P9_VECTOR.
20858 (altivec_init_builtins): Define builtins used to implement vec_xl
20860 (rs6000_builtin_mask_names): Define power9-vector.
20861 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
20862 (RS6000_BTM_P9_VECTOR): Define.
20863 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
20864 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
20865 (vsx_ld_elemrev_v2df): Likewise.
20866 (vsx_ld_elemrev_v4sf): Likewise.
20867 (vsx_ld_elemrev_v4si): Likewise.
20868 (vsx_ld_elemrev_v8hi): Likewise.
20869 (vsx_ld_elemrev_v16qi): Likewise.
20870 (vsx_st_elemrev_v2df): Likewise.
20871 (vsx_st_elemrev_v2di): Likewise.
20872 (vsx_st_elemrev_v4sf): Likewise.
20873 (vsx_st_elemrev_v4si): Likewise.
20874 (vsx_st_elemrev_v8hi): Likewise.
20875 (vsx_st_elemrev_v16qi): Likewise.
20876 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
20879 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
20881 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
20883 (simplify_control_stmt_condition_1): ... here. Recurse into
20884 BIT_AND_EXPRs and BIT_IOR_EXPRs.
20886 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
20889 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
20890 (zero_extendqi<mode>2_dot): Revert earlier conversion from
20891 define_insn_and_split to define_insn.
20892 (zero_extendqi<mode>2_dot2): Same.
20893 (extendqi<mode>2_dot): Same.
20894 (extendqi<mode>2_dot2): Same.
20896 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20898 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
20899 (probe_stack): New expander.
20900 (probe_stack_<mode>): New insn pattern.
20902 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20904 * config/i386/i386.md
20905 (operations with memory inputs setting flags peephole2):
20906 Remove uneeded REG_P checks. Cleanup pattern generation.
20908 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
20910 * tree-vect-loop.c (vect_transform_loop): Fix
20911 nb_iterations_upper_bound computation for vectorized loop.
20913 2016-04-29 Marek Polacek <polacek@redhat.com>
20914 Jakub Jelinek <jakub@redhat.com>
20917 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
20918 TARGET_EXPR_SLOT as a base.
20920 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
20922 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
20923 with 'rCm2' constraints to limit possible immediate size.
20924 (*load_zeroextendqisi_update): Likewise.
20925 (*load_signextendqisi_update): Likewise.
20926 (*loadhi_update): Likewise.
20927 (*load_zeroextendhisi_update): Likewise.
20928 (*load_signextendhisi_update): Likewise.
20929 (*loadsi_update): Likewise.
20930 (*loadsf_update): Likewise.
20932 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
20934 * config/i386/predicates.md (constm1_operand): Fix comparison.
20936 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
20938 * testsuite/gcc.target/arc/ieee_eq.c: New test.
20940 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
20942 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
20943 remaining SH5 related settings.
20944 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
20945 shmedia_prepare_call_address): Delete.
20946 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
20947 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
20948 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
20949 UNSUPPORTED_SH2A): Remove m5 checks.
20950 (sh_divide_strategy_e): Remove SH5 division strategies.
20951 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
20952 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
20954 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
20956 * config/s390/s390.c (s390_rtx_costs): Update documentation.
20958 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20960 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
20961 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
20962 Change lder to ldr.
20963 * config/s390/vector.md ("mov<mode>"): Likewise.
20965 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
20967 * config/s390/constraints.md ("U", "W"): Invoke
20968 s390_mem_constraint with "ZR" and "ZT".
20969 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
20970 addresses when using LRA. Accept also short displacements for S
20971 and T constraints. Do not check for long displacement target for
20972 S and T constraints.
20973 (s390_mem_constraint): Remove handling of U and W constraints.
20974 * config/s390/s390.md (various patterns): Remove the short
20975 displacement constraints (Q and R) if a long displacement
20976 constraint is present. Add longdisp as required CPU capability.
20977 * config/s390/vector.md: Likewise.
20978 * config/s390/vx-builtins.md: Likewise.
20980 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20983 * reload1.c (reload): Call finish_spills before
20984 restarting reload loop. Skip select_reload_regs
20985 if update_eliminables_and_spill returns true.
20987 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
20989 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
20990 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
20991 (umulhisi3_imm): Update predicates and constraint letters.
20992 (umulhisi3_reg): Declare instruction as commutative.
20993 * config/arc/constraints.md (J12, J16): New constraints.
20994 * config/arc/predicates.md (short_unsigned_const_operand): New
20996 (arc_short_operand): Likewise.
20997 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
20999 2016-04-29 Richard Biener <rguenther@suse.de>
21001 PR tree-optimization/13962
21002 PR tree-optimization/65686
21003 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
21004 * tree-ssa-alias.c (ptrs_compare_unequal): New function
21005 using PTA to compare pointers.
21006 * match.pd: Add pattern for pointer equality compare simplification
21007 using ptrs_compare_unequal.
21009 2016-04-29 Richard Biener <rguenther@suse.de>
21011 * stor-layout.c (layout_type): Do not build a pointer-to-element
21014 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21016 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
21017 Use SWI mode iterator. Use general_reg_operand predicate.
21018 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
21019 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
21022 2016-04-29 Jakub Jelinek <jakub@redhat.com>
21024 PR middle-end/70843
21025 * fold-const.c (operand_equal_p): Don't verify hash value equality
21027 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
21030 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21033 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
21034 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
21035 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
21036 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
21037 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
21039 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21041 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
21042 to info. Don't initialize separate fields to 0. Clean up
21045 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21047 * config/i386/i386.md (peephole2s for operations with memory inputs):
21048 Use SWI mode iterator.
21049 (peephole2s for operations with memory outputs): Ditto.
21050 Do not check for stack checking probe.
21052 (probe_stack): Remove expander.
21054 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21055 Andrew Burgess <andrew.burgess@embecosm.com>
21057 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
21058 operands as 32-bits.
21060 2016-04-28 Jason Merrill <jason@redhat.com>
21062 * gdbinit.in: Skip line-map.h.
21064 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21065 Andrew Burgess <andrew.burgess@embecosm.com>
21067 * config/arc/arc.c (arc_conditional_register_usage): Take
21068 TARGET_RRQ_CLASS into account.
21069 (arc_print_operand): Support printing 'p' and 's' operands.
21070 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
21072 (TARGET_RRQ_CLASS): Define.
21073 (IS_POWEROF2_OR_0_P): Define.
21074 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
21076 (*tst_movb): New define_insn.
21077 (*tst): Avoid recognition if it could prevent '*tst_movb'
21078 combination; replace c/CnL with c/Chs alternative.
21079 (*tst_bitfield_tst): New define_insn.
21080 (*tst_bitfield_asr): New define_insn.
21081 (*tst_bitfield): New define_insn.
21082 (andsi3_i): Add Rrq variant.
21083 (extzv): New define_expand.
21084 (insv): New define_expand.
21085 (*insv_i): New define_insn.
21086 (*movb): New define_insn.
21087 (*movb_signed): New define_insn.
21088 (*movb_high): New define_insn.
21089 (*movb_high_signed): New define_insn.
21090 (*movb_high_signed + 1): New define_split pattern.
21091 (*mrgb): New define_insn.
21092 (*mrgb + 1): New define_peephole2 pattern.
21093 (*mrgb + 2): New define_peephole2 pattern.
21094 * config/arc/arc.opt (mbitops): New option for nps400, uses
21095 TARGET_NPS_BITOPS_DEFAULT.
21096 * config/arc/constraints.md (q): Make register class conditional.
21097 (Rrq): New register constraint.
21098 (Chs): New constraint.
21099 (Clo): New constraint.
21100 (Chi): New constraint.
21101 (Cbf): New constraint.
21102 (Cbn): New constraint.
21103 (C18): New constraint.
21104 (Cbi): New constraint.
21106 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21108 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
21110 (bitmap_intersection_of_preds): Ditto.
21111 (bitmap_union_of_succs): Ditto.
21112 (bitmap_union_of_preds): Ditto.
21113 * sbitmap.c (do_popcount): Delete.
21114 (BITMAP_DEBUGGING): Delete.
21115 (sbitmap_verify_popcount): Delete.
21116 (sbitmap_alloc): Don't initialize the popcount field.
21117 (sbitmap_alloc_with_popcount): Delete.
21118 (sbitmap_resize): Don't resize the popcount array.
21119 (sbitmap_vector_alloc): Don't initialize the popcount field.
21120 (bitmap_copy): Don't copy the popcount array.
21121 (bitmap_clear): Don't clear the popcount array.
21122 (bitmap_clear): Delete the popcount array handling.
21123 (bitmap_ior_and_compl): Delete the popcount assert.
21124 (bitmap_not): Ditto.
21125 (bitmap_and_compl): Ditto.
21126 (bitmap_and): Delete the popcount array handling.
21127 (bitmap_xor): Ditto.
21128 (bitmap_ior): Ditto.
21129 (bitmap_or_and): Delete the popcount assert.
21130 (bitmap_and_or): Ditto.
21131 (popcount_table): Delete.
21132 (sbitmap_elt_popcount): Delete.
21133 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
21134 (bitmap_set_bit): Delete the popcount assert.
21135 (bitmap_clear_bit): Ditto.
21136 (sbitmap_free): Don't free the popcount array.
21137 (sbitmap_alloc_with_popcount): Delete declaration.
21138 (sbitmap_popcount): Ditto.
21140 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21141 Andrew Burgess <andrew.burgess@embecosm.com>
21143 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
21144 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
21145 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
21146 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
21147 * config/arc/arc.opt (mcmem): New option.
21148 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
21149 supply length for r/m alternative.
21150 (*extendqisi2_ac): Likewise.
21151 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
21153 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
21154 (movhi_insn): Likewise.
21155 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
21156 (*zero_extendqihi2_i): Add r/Ucm alternative.
21157 (*zero_extendqisi2_ac): Likewise.
21158 (*zero_extendhisi2_i): Likewise.
21159 * config/arc/constraints.md (Uex): New memory constraint.
21160 (Ucm): New define_constraint.
21161 * config/arc/predicates.md (long_immediate_loadstore_operand):
21162 Return 0 for MEM with cmem_address address.
21163 (cmem_address_0): New predicates.
21164 (cmem_address_1): Likewise.
21165 (cmem_address_2): Likewise.
21166 (cmem_address): Likewise.
21168 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21170 * config/rs6000/rs6000.c (machine_function): Rename
21171 insn_chain_scanned_p to spe_insn_chain_scanned_p.
21172 (rs6000_stack_info): Adjust.
21174 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21175 Andrew Burgess <andrew.burgess@embecosm.com>
21177 * config/arc/constraints.md (Usd): Convert to define_constraint.
21181 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21184 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
21185 Add new peephole2 where the first insn is *mov<mode>_or instead of
21186 *mov<mode>_internal.
21188 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
21190 * tracer.c (bb_seen): Make static.
21192 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
21194 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
21195 support, setup defaults.
21196 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
21197 * config/arc/arc.c (arc_init): Add NPS400 support.
21198 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
21199 (TARGET_ARC700): NPS400 is also an ARC700.
21200 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
21202 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21205 * config/nds32/nds32.md (casesi): Don't access the operands array
21208 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21210 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
21211 (or $-1,reg peephole2): Ditto.
21212 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
21214 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
21216 * doc/extend.texi (Common Function Attributes) [optimize]:
21217 Discourage use of the optimize attribute.
21219 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
21221 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
21222 special case builtin.
21223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21224 ALTIVEC_BUILTIN_VEC_ADDE.
21225 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21226 support for ALTIVEC_BUILTIN_VEC_ADDE.
21227 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21228 for __builtin_vec_adde.
21230 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21232 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
21233 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
21235 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21238 * doc/sourcebuild.texi (Effective-Target Keywords, Other
21239 attributes): Document cilkplus_runtime.
21241 2016-04-28 Martin Jambor <mjambor@suse.cz>
21243 * tree-cfg.c (verify_expr): Verify that local declarations belong to
21244 this function. Call verify_expr on MEM_REFs and bases of other
21245 handled_components.
21247 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21249 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
21250 for WORD_REGISTER_OPERATIONS to runtime check.
21252 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21254 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
21256 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21258 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
21259 big-endian compilation.
21260 * config/arc/arc.md (addf3): Likewise.
21261 (subdf3): Likewise.
21262 (muldf3): Likewise.
21264 2016-04-28 Richard Biener <rguenther@suse.de>
21266 PR tree-optimization/70840
21267 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
21268 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
21269 Mark x * pow(x,c) -> pow(x,c+1) commutative.
21270 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
21272 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21274 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
21275 and explain why in a comment.
21277 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21279 * config/arc/arc.md (cpu_facility): Add fpx variant.
21280 (subdf3): Prohibit use reverse sub when assist operations option
21282 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
21283 instructions only when FPX is enabled.
21284 * testsuite/gcc.target/arc/trsub.c: New test.
21286 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21288 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
21289 mult_operator when calculating "type" attribute.
21290 (*fop_<mode>_1_i387): Ditto.
21291 (*fop_xf_1_i387): Ditto.
21292 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
21293 Use std::swap to swap operands. Use RTL expressions to generate
21296 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21297 Joern Rennecke <joern.rennecke@embecosm.com>
21299 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
21301 (emit_pic_move): Remove.
21302 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
21303 * config/arc/arc.c (emit_pic_move): Removed.
21304 (TARGET_HAVE_TLS): Define.
21305 (arc_conditional_register_usage): Test for arc_tp_regno.
21306 (arc_print_operand, arc_print_operand_address): Handle TLS
21308 (arc_needs_pcl_p): New function.
21309 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
21310 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
21311 (arc_raw_symbolic_reference_mentioned_p): Likewise.
21312 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
21313 (arc_legitimize_tls_address): Likewise.
21314 (DTPOFF_ZERO_SYM): Define.
21315 (arc_legitimize_pic_address): Make it static, handle TLS cases.
21316 (arc_output_pic_addr_const): Print TLS unspecs.
21317 (prepare_pic_move): New function, replaces emit_pic_move.
21318 (arc_legitimate_constant_p): Handle TLS unspecs.
21319 (arc_legitimate_address_p): Likewise.
21320 (arc_rewrite_small_data_p): Use assert for TLS constants.
21321 (prepare_move_operands): Use prepare_pic_move.
21322 (arc_legitimize_address): Legitimize tls addresses.
21323 (arc_epilogue_uses): Check for arc_tp_regno.
21324 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
21325 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
21327 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
21329 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
21330 %(arc_tls_extra_start_spec).
21331 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
21332 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
21334 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
21335 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
21336 (UNSPEC_TLS_OFF): Add.
21338 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
21339 (get_thread_pointersi): New patterns.
21340 * config/arc/arc.opt (mtp-regno): New option.
21341 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
21342 (move_dest_operand): Likewise.
21343 * configure: Regenerate.
21344 * configure.ac: Add arc*-*-* case to test for tls.
21345 * doc/invoke.texi (ARC options): Document mtp-regno.
21347 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21349 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
21350 the new ARC HS SIMD instructions.
21351 (arc_preferred_simd_mode): New function.
21352 (arc_autovectorize_vector_sizes): Likewise.
21353 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
21354 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
21355 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
21356 (arc_init_builtins): Add new SIMD builtin types.
21357 (arc_split_move): Handle 64 bit vector moves.
21358 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
21359 (TARGET_PLUS_QMACW): Define.
21360 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
21361 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
21362 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
21363 (VSUBADD4H): New builtins.
21364 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
21365 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
21367 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
21368 Matthias Klose <doko@debian.org>
21370 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
21372 2016-04-28 Richard Biener <rguenther@suse.de>
21374 PR middle-end/70777
21375 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
21378 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
21380 * common/config/sh/sh-common.c: Remove SH5 support.
21381 * config/sh/constraints.md: Likewise.
21382 * config/sh/config/sh/elf.h: Likewise.
21383 * config/sh/linux.h: Likewise.
21384 * config/sh/netbsd-elf.h: Likewise.
21385 * config/sh/predicates.md: Likewise.
21386 * config/sh/sh-c.c: Likewise.
21387 * config/sh/sh-protos.h: Likewise.
21388 * config/sh/sh.c: Likewise.
21389 * config/sh/sh.h: Likewise.
21390 * config/sh/sh.md: Likewise.
21391 * config/sh/sh.opt: Likewise.
21392 * config/sh/sync.md: Likewise.
21393 * config/sh/sh64.h: Delete.
21394 * config/sh/shmedia.h: Likewise.
21395 * config/sh/shmedia.md: Likewise.
21396 * config/sh/sshmedia.h: Likewise.
21397 * config/sh/t-netbsd-sh5-64: Likewise.
21398 * config/sh/t-sh64: Likewise.
21399 * config/sh/ushmedia.h: Likewise.
21401 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21403 * config/i386/i386.md (sign_extend to memory peephole2s): Use
21404 general_reg_operand instead of register_operand predicate.
21406 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21408 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
21410 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
21412 * match.pd (A - B > A, A + B < A): New transformations.
21414 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
21416 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
21417 which defaults to true. Emit an outer pair of parentheses only if
21418 EMIT_PARENS. When continuing a chain of && or || (or & or |),
21419 don't emit parentheses for the right-hand operand.
21421 2016-04-27 Jeff Law <law@redhat.com>
21423 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
21425 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21427 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
21428 (altivec_lvx_<mode>_internal): Document.
21429 (altivec_lvx_<mode>_2op): New define_insn.
21430 (altivec_lvx_<mode>_1op): Likewise.
21431 (altivec_lvx_<mode>_2op_si): Likewise.
21432 (altivec_lvx_<mode>_1op_si): Likewise.
21433 (altivec_stvx_<mode>): Remove.
21434 (altivec_stvx_<mode>_internal): Document.
21435 (altivec_stvx_<mode>_2op): New define_insn.
21436 (altivec_stvx_<mode>_1op): Likewise.
21437 (altivec_stvx_<mode>_2op_si): Likewise.
21438 (altivec_stvx_<mode>_1op_si): Likewise.
21439 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21440 Expand vec_ld and vec_st during parsing.
21441 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
21443 (altivec_expand_stvx_be): Likewise.
21444 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
21445 address-masking behavior in RTL.
21446 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
21447 address-masking behavior in RTL.
21448 (altivec_expand_builtin): Change builtin code arguments for calls
21449 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
21450 (insn_is_swappable_p): Avoid incorrect swap optimization in the
21451 presence of lvx/stvx patterns.
21452 (alignment_with_canonical_addr): New function.
21453 (alignment_mask): Likewise.
21454 (find_alignment_op): Likewise.
21455 (recombine_lvx_pattern): Likewise.
21456 (recombine_stvx_pattern): Likewise.
21457 (recombine_lvx_stvx_patterns): Likewise.
21458 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
21459 stvx patterns from expand.
21460 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
21462 (vector_altivec_store_<mode>): Likewise.
21464 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
21466 * config/aarch64/aarch64.md
21467 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
21468 remove the "fp" attributes.
21469 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
21470 add the "simd" attributes.
21471 (*movdf_aarch64): Likewise.
21472 (*movtf_aarch64): Remove the "fp" attributes.
21473 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
21474 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
21476 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21478 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
21479 rtx to rtx_code_label *.
21480 * rtl.h (maybe_set_first_label_num): Likewise.
21482 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21484 * df-core.c (df_add_problem): Make the problem param be const.
21485 (df_remove_problem): Make local "problem" be const.
21486 * df-problems.c (problem_RD): Make const.
21487 (problem_LR): Likewise.
21488 (problem_LIVE): Likewise.
21489 (problem_MIR): Likewise.
21490 (problem_CHAIN): Likewise.
21491 (problem_WORD_LR): Likewise.
21492 (problem_NOTE): Likewise.
21493 (problem_MD): Likewise.
21494 * df-scan.c (problem_SCAN): Likewise.
21495 * df.h (struct df_problem): Make field "dependent_problem" be
21497 (struct dataflow): Likewise for field "problem".
21498 (df_add_problem): Make param const.
21500 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21502 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
21503 inter-unit moves to/from vector registers are enabled. Do not disable
21506 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21508 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
21509 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
21511 (enum df_problem_id): ...this new enum.
21512 (struct df_problem): Convert field "id" from "int" to
21513 enum df_problem_id.
21515 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21517 * rtl.def: Update comment for "things in the instruction chain" to
21518 reflect the removal of the leading "i" field for INSN_UID in
21519 r210360. Fix bogus apostrophe.
21521 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21523 * config/i386/i386.md
21524 (lea arith with mem operand + setcc peephole2): Set operator mode.
21526 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
21529 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
21530 (dimode_scalar_to_vector_candidate_p): This.
21531 (timode_scalar_to_vector_candidate_p): New function.
21532 (scalar_to_vector_candidate_p): Likewise.
21533 (timode_check_non_convertible_regs): Likewise.
21534 (timode_remove_non_convertible_regs): Likewise.
21535 (remove_non_convertible_regs): Likewise.
21536 (remove_non_convertible_regs): Renamed to ...
21537 (dimode_remove_non_convertible_regs): This.
21538 (scalar_chain::~scalar_chain): Make it virtual.
21539 (scalar_chain::compute_convert_gain): Make it pure virtual.
21540 (scalar_chain::mark_dual_mode_def): Likewise.
21541 (scalar_chain::convert_insn): Likewise.
21542 (scalar_chain::convert_registers): Likewise.
21543 (scalar_chain::add_to_queue): Make it protected.
21544 (scalar_chain::emit_conversion_insns): Likewise.
21545 (scalar_chain::replace_with_subreg): Likewise.
21546 (scalar_chain::replace_with_subreg_in_insn): Likewise.
21547 (scalar_chain::convert_op): Likewise.
21548 (scalar_chain::convert_reg): Likewise.
21549 (scalar_chain::make_vector_copies): Likewise.
21550 (scalar_chain::convert_registers): New pure virtual function.
21551 (class dimode_scalar_chain): New class.
21552 (class timode_scalar_chain): Likewise.
21553 (scalar_chain::mark_dual_mode_def): Renamed to ...
21554 (dimode_scalar_chain::mark_dual_mode_def): This.
21555 (timode_scalar_chain::mark_dual_mode_def): New function.
21556 (timode_scalar_chain::convert_insn): Likewise.
21557 (dimode_scalar_chain::convert_registers): Likewise.
21558 (scalar_chain::compute_convert_gain): Renamed to ...
21559 (dimode_scalar_chain::compute_convert_gain): This.
21560 (scalar_chain::replace_with_subreg): Renamed to ...
21561 (dimode_scalar_chain::replace_with_subreg): This.
21562 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
21563 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
21564 (scalar_chain::make_vector_copies): Renamed to ...
21565 (dimode_scalar_chain::make_vector_copies): This.
21566 (scalar_chain::convert_reg): Renamed to ...
21567 (dimode_scalar_chain::convert_reg ): This.
21568 (scalar_chain::convert_op): Renamed to ...
21569 (dimode_scalar_chain::convert_op): This.
21570 (scalar_chain::convert_insn): Renamed to ...
21571 (dimode_scalar_chain::convert_insn): This.
21572 (scalar_chain::convert): Call convert_registers.
21573 (convert_scalars_to_vector): Change to scalar_chain pointer to
21574 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
21575 in 32-bit mode. Delete scalar_chain pointer. Call
21576 free_dominance_info in 64-bit mode.
21577 (pass_stv::gate): Remove TARGET_64BIT check.
21578 (ix86_option_override): Put the 64-bit STV pass before the CSE
21581 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
21583 * dwarf2out.h (struct dw_loc_descr_node): Remove the
21584 dw_loc_frame_offset field.
21585 * dwarf2out.c (new_loc_descr): Likewise.
21586 (resolve_args_picking_1): Turn the VISITED hash set into a
21587 FRAME_OFFSET hash map. Use it to associate a frame offset to
21588 visited nodes. Remove uses of the CHECKING_P macro.
21589 (resolve_args_picking): Update call to resolve_args_picking_1.
21591 2016-04-27 Martin Liska <mliska@suse.cz>
21593 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
21594 (free_loop_data): Release vuses of groups.
21596 2016-04-27 Bin Cheng <bin.cheng@arm.com>
21598 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
21599 instead of redundant use_id and boolean have_use_for.
21600 (struct iv_use): Change sub_id into group_id. Remove field next.
21601 Move fields: related_cands, n_map_members, cost_map and selected
21603 (struct iv_group): ... here. New structure.
21604 (struct iv_common_cand): Use structure declaration directly.
21605 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
21606 (MAX_CONSIDERED_USES): Rename macro to ...
21607 (MAX_CONSIDERED_GROUPS): ... here.
21608 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
21609 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
21610 (dump_uses): Rename to ...
21611 (dump_groups): ... here. Update all uses.
21612 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
21613 (find_induction_variables): Refactor format of dump information.
21614 (record_sub_use): Delete.
21615 (record_use): Update all uses.
21616 (record_group): New function.
21617 (record_group_use, find_interesting_uses_op): Call above functions.
21619 (find_interesting_uses_cond): Ditto.
21620 (group_compare_offset): New function.
21621 (split_all_small_groups): Rename to ...
21622 (split_small_address_groups_p): ... here. Update all uses.
21623 (split_address_groups): Update all uses.
21624 (find_interesting_uses): Refactor format of dump information.
21625 (add_candidate_1): Update all uses. Remove redundant check on iv,
21627 (add_candidate, record_common_cand): Remove redundant assert.
21628 (add_iv_candidate_for_biv): Update use.
21629 (add_iv_candidate_derived_from_uses): Update all uses.
21630 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
21631 (alloc_use_cost_map): Ditto.
21632 (set_use_iv_cost, get_use_iv_cost): Rename to ...
21633 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
21634 (determine_use_iv_cost_generic): Ditto.
21635 (determine_group_iv_cost_generic): Ditto.
21636 (determine_use_iv_cost_address): Ditto.
21637 (determine_group_iv_cost_address): Ditto.
21638 (determine_use_iv_cost_condition): Ditto.
21639 (determine_group_iv_cost_cond): Ditto.
21640 (determine_use_iv_cost): Ditto.
21641 (determine_group_iv_cost): Ditto.
21642 (set_autoinc_for_original_candidates): Update all uses.
21643 (find_iv_candidates): Update all uses. Refactor dump information.
21644 (determine_use_iv_costs): Ditto.
21645 (determine_iv_costs): Ditto.
21646 (iv_ca_cand_for_use): Rename to ...
21647 (iv_ca_cand_for_group): ... here. Update all uses.
21648 (iv_ca_add_use, iv_ca_add_group): Ditto.
21649 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
21650 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
21651 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
21652 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
21653 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
21654 (create_new_iv, adjust_iv_update_pos): Ditto.
21655 (rewrite_use_address): Delete.
21656 (rewrite_use_address_1): Rename to ...
21657 (rewrite_use_address): ... here.
21658 (rewrite_use_compare): Update all uses.
21659 (rewrite_use): Delete.
21660 (rewrite_uses): Rename to ...
21661 (rewrite_groups): ... here. Update all uses.
21662 (remove_unused_ivs, free_loop_data): Update all uses.
21663 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
21665 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21667 * rtlanal.c (nonzero_bits1): Convert preprocessor check
21668 for WORD_REGISTER_OPERATIONS to runtime check.
21670 2016-04-27 Richard Biener <rguenther@suse.de>
21673 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
21674 aggregate_value_p to determine if a function result is
21675 returned by reference.
21676 (ipa_pta_execute): Functions having their address taken are
21677 not automatically nonlocal.
21679 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21682 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
21683 * fold-const.c (operand_equal_p): If flag_checking and
21684 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
21685 and if it returns non-zero, assert iterative_hash_expr on both
21688 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21690 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
21692 2016-04-27 Nick Clifton <nickc@redhat.com>
21694 PR middle-end/49889
21695 * varasm.c (merge_weak): Generate an error if an attempt is made
21696 to convert a non-weak static function into a weak, public function.
21698 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21700 * params.def (MAX_PARTITION_SIZE): New param.
21701 * doc/invoke.texi: Document lto-max-partition.
21703 2016-04-27 Richard Biener <rguenther@suse.de>
21706 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
21707 function cummulating used_from_other_partition, externally_visible
21708 and force_output from aliases.
21709 (refered_from_nonlocal_var): Likewise.
21710 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
21711 node flags properly.
21713 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21715 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
21716 (-Wmemset-elt-size): New item.
21718 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
21721 * stor-layout.h (internal_reference_types): Delete.
21722 * stor-layout.c (reference_types_internal): Likewise.
21723 (internal_reference_types): Likewise.
21724 (layout_type) <REFERENCE_TYPE>: Adjust.
21726 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21729 * tree.h (inchash::add_expr): Add FLAGS argument.
21730 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
21731 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
21732 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
21733 Formatting fix. Adjust recursive calls. For tcc_comparison,
21734 if swap_tree_comparison (code) is smaller than code, hash that
21735 and arguments in the other order. Hash CONVERT_EXPR the same
21736 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
21737 of ADDR_EXPR of decl as the decl itself. Add or remove
21738 OEP_ADDRESS_OF from recursive flags as needed. For
21739 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
21740 operands commutatively and only the third one normally.
21741 For internal CALL_EXPR hash in CALL_EXPR_IFN.
21743 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
21745 * config/rtems.h (LIB_SPEC): Add -latomic.
21747 2016-04-27 Joel Sherrill <joel@rtems.org>
21749 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
21750 xilink.ld and flags not relevant to RTEMS.
21752 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
21754 * toplev.c (backend_init_target): Avoid calling init_reload when using
21757 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21759 * reorg.c (try_merge_delay_insns): Declare i and j inside the
21760 for loops rather than one for the whole function.
21762 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21764 * match.pd (X + CST CMP X): New transformation.
21766 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21768 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
21769 * fold-const.c (fold_binary_loc): Remove 2 transformations
21770 superseded by match.pd.
21771 * match.pd (x+x -> x*2): Generalize to integers.
21773 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
21775 * config/i386/i386.md (operation on memory peephole): Duplicate an
21776 existing peephole and adapt it to match lea rather than an operation
21779 PR rtl-optimization/57193
21780 * opts.c (default_options_table): Add OPT_frename_registers at -O2
21782 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
21784 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21786 * tree-if-conv.c (any_pred_load_store): New static variable.
21787 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
21788 any_pred_load_store instead of and_mask_load_store.
21789 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
21790 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
21791 (combine_blocks, tree_if_conversion): Ditto.
21793 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21795 PR tree-optimization/70771
21796 PR tree-optimization/70775
21797 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
21798 virtual PHI nodes. Delete parameter.
21799 (if_convertible_loop_p_1): Delete argument to above function.
21800 (predicate_all_scalar_phis): Delete code handling single-argument
21802 (tree_if_conversion): Mark and update virtual SSA.
21804 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21807 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
21808 (x86_elf_aligned_common): Rename to ...
21809 (x86_elf_aligned_decl_common): ... this.
21810 Add decl arg. Switch to .lbss for largecomm object. Use
21811 LARGECOMM_SECTION_ASM_OP.
21812 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
21814 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
21815 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
21817 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
21818 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
21820 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21823 * config/i386/i386.c (SECTION_LARGE): Define.
21824 (x86_64_elf_select_section): Set it for large data/bss sections.
21825 Only clear SECTION_WRITE for .lrodata.
21826 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
21828 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
21829 * varasm.c (default_elf_asm_named_section): Grow flagchars.
21830 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
21832 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
21833 * doc/tm.texi: Regenerate.
21835 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21838 * configure.ac (--enable-checking): Document extra flag, for
21839 non-release builds default to --enable-checking=yes,extra.
21840 If misc checking and extra checking, define CHECKING_P to 2 instead
21842 * common.opt (fchecking=): Add.
21843 * doc/invoke.texi (-fchecking=): Document.
21844 * doc/install.texi: Document --enable-checking changes.
21845 * configure: Regenerated.
21846 * config.in: Regenerated.
21848 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21850 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
21851 attribute instead of which_alternative.
21852 * config/i386/sse.md (*mov<mode>_internal): Ditto.
21853 Use EXT_REX_SSE_REG_P where appropriate.
21855 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21857 * config/i386/predicates.md (const0_operand): Do not match
21858 const_wide_int code.
21859 (const1_operand): Ditto.
21861 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21863 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
21864 for SSE constm1 operands and TARGET_AVX512VL.
21865 (*movti_internal): Ditto.
21866 (*mov<mode>_or): Use constm1_operand predicate.
21867 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
21868 for SSE vector_all_ones operands and TARGET_AVX512VL.
21869 * config/i386/predicates.md (constm1_operand): New predicate.
21870 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
21871 emission of constant -1 load.
21873 2016-04-25 Jason Merrill <jason@redhat.com>
21875 * gdbinit.in: Skip is-a.h.
21877 * attribs.c (register_scoped_attributes): Fix logic.
21878 * attribs.h: Declare register_scoped_attributes.
21880 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21882 * config/rs6000/rs6000-builtin.def: Correct pasto error for
21883 stxvd2x and stxvw4x built-in functions.
21885 2016-04-25 DJ Delorie <dj@redhat.com>
21887 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
21888 (ashrhi3): Likewise.
21889 (lshrhi3): Likewise.
21891 2016-04-25 Richard Biener <rguenther@suse.de>
21893 PR tree-optimization/70780
21894 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
21895 wasn't visited yet.
21896 (compute_antic): Mark blocks with abnormal preds as visited as
21897 they have a final empty antic-in solution already.
21899 2016-04-25 Michael Collison <michael.collison@linaro.org>
21901 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
21903 2016-04-25 Michael Collison <michael.collison@linaro.org>
21905 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
21906 mode is VQI to improve mixed mode vectorization.
21907 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
21908 define_insn to match low half of signed vaddw.
21909 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
21910 define_insn to match high half of signed vaddw.
21911 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
21912 define_insn to match low half of unsigned vaddw.
21913 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
21914 define_insn to match high half of unsigned vaddw.
21915 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
21916 (arm_simd_check_vect_par_cnst_half_p): Likewise.
21917 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
21919 (arm_simd_check_vect_par_cnst_half_p): Likewise.
21920 * config/arm/predicates.md (vect_par_constant_high): Support
21921 big endian and simplify by calling
21922 arm_simd_check_vect_par_cnst_half
21923 (vect_par_constant_low): Likewise.
21925 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21927 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
21928 predicate for operand 2.
21930 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
21931 H.J. Lu <hongjiu.lu@intel.com>
21933 * config/i386/i386-protos.h (standard_sse_constant_p): Add
21934 machine_mode argument.
21935 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
21936 constm1_rtx operands. For VOIDmode constants, get mode from
21937 pred_mode. Check mode size if the mode is supported by ABI.
21938 (standard_sse_constant_opcode): Do not use standard_constant_p.
21939 Strictly check ABI support for all-ones operands.
21940 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
21941 immediates. Update calls to standard_sse_constant_p.
21942 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
21943 (ix86_rtx_costs): Ditto.
21944 * config/i386/i386.md (*movxi_internal_avx512f): Use
21945 nonimmediate_or_sse_const_operand instead of vector_move_operand.
21946 Use (v,BC) alternative instead of (v,C). Use register_operand
21947 checks instead of MEM_P.
21948 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
21949 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
21950 isa attribute. Use register_operand checks instead of MEM_P.
21951 (*movti_internal): Use nonimmediate_or_sse_const_operand for
21952 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
21953 alternative and corresponding sse2 isa attribute.
21954 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
21955 to standard_sse_constant_p.
21956 (FP constant splitters): Ditto.
21957 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
21959 * config/i386/predicates.md (constm1_operand): Remove.
21960 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
21961 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
21962 vector_all_ones_operand instead of constm1_operand.
21964 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21966 * print-rtl.c (print_rtx_insn_vec): New function.
21967 * print-rtl.h: New prototype.
21968 * store-motion.c (struct st_expr): Make avail_stores a vector.
21969 (st_expr_entry): Adjust.
21970 (free_st_expr_entry): Likewise.
21971 (print_store_motion_mems): Likewise.
21972 (find_moveable_store): Likewise.
21973 (compute_store_table): Likewise.
21974 (delete_store): Likewise.
21975 (build_store_vectors): Likewise.
21977 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21979 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
21981 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21983 * vec.h (vec_safe_contains): New function.
21984 (vec::contains): Likewise.
21985 (vec::begin): Likewise.
21986 (vec::end): Likewise.
21988 2016-04-23 Jakub Jelinek <jakub@redhat.com>
21991 * cfgexpand.c (expand_stack_vars): Fix typo.
21993 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
21995 * system.h (list, map, set, vector): Include conditionally.
21996 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
21997 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
21998 * ipa-icf.c (INCLUDE_LIST): Define.
21999 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
22000 * config/sh/sh.c (INCLUDE_VECTOR): Define.
22001 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
22002 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
22003 * cp/logic.cc (INCLUDE_LIST): Define.
22004 * fortran/trans-common.c (INCLUDE_MAP): Define.
22006 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22008 * auto-profile.c: Remove <string.h> include.
22009 * ipa-icf-gimple.c: Remove <list> include.
22010 * diagnostic.c: Remove <new> include.
22011 * genmatch.c: Likewise.
22012 * pretty-print.c: Likewise.
22013 * toplev.c: Likewise
22014 * c/c-objc-common.c: Likewise.
22015 * cp/error.c: Likewise.
22016 * fortran/error.c: Likewise.
22018 2016-04-22 Richard Biener <rguenther@suse.de>
22020 * lto-streamer-in.c (input_ssa_names): Do not allocate
22021 GIMPLE_NOP for all SSA names.
22022 * lto-streamer-out.c (output_ssa_names): Do not output
22023 SSA names that should have been released.
22025 2016-04-22 Richard Biener <rguenther@suse.de>
22027 PR tree-optimization/70740
22028 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
22031 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
22034 * config/i386/predicates.md (call_insn_operand): Replace
22035 sibcall_memory_operand with memory_operand.
22037 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
22039 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
22040 has_single_use() tests.
22041 (register_edge_assert_for_1): Likewise.
22042 (find_assert_locations_1): Check the liveness bitmap instead of
22043 checking has_single_use().
22045 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
22048 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
22049 Extract AVX-512BW constraint from AVX.
22051 2016-04-21 Richard Biener <rguenther@suse.de>
22053 PR tree-optimization/70725
22054 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
22055 for phi_convertible_by_degenerating_args.
22056 (predicate_all_scalar_phis): Handle single-argument PHIs.
22058 2016-04-21 Richard Biener <rguenther@suse.de>
22060 PR middle-end/70747
22061 * fold-const.c (fold_comparison): Return properly typed
22064 2016-04-21 Bin Cheng <bin.cheng@arm.com>
22066 PR tree-optimization/70715
22067 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
22068 after expanding BASE using expand_simple_operations.
22070 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22072 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
22073 New transformations.
22075 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22077 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
22079 2016-04-20 Jan Hubicka <jh@suse.cz>
22081 * ipa-inline.c (can_inline_edge_p): Pass caller info to
22082 ultiimate_alias_target.
22083 (update_callee_keys): Likewise.
22084 (lookup_recursive_calls): Likewise.
22085 (speculation_useful_p): Likewise.
22087 2016-04-20 Jan Hubicka <jh@suse.cz>
22090 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
22091 (set_nothrow_flag_1): ... this; handle interposition correctly;
22092 recurse on aliases and thunks.
22093 (cgraph_node::set_nothrow_flag): New.
22094 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
22095 functions compiled with non-call exceptions that binds to current
22097 (propagate_nothrow): Be safe WRT interposition.
22098 * cgraph.h (set_nothrow_flag): Update prototype.
22100 2016-04-18 Jan Hubicka <jh@suse.cz>
22102 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22103 max_loop_iterations_int.
22104 (tree_unswitch_outer_loop): Likewise.
22106 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22108 PR tree-optimization/69489
22109 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
22110 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
22111 Revise dump message.
22112 (if_convertible_bb_p): Remove check on edge count of basic block's
22115 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22117 PR tree-optimization/56625
22118 PR tree-optimization/69489
22119 * tree-data-ref.h (DR_INNERMOST): New macro.
22120 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
22121 hashing struct innermost_loop_behavior.
22122 (ref_DR_map): Remove.
22123 (innermost_DR_map): New map.
22124 (baseref_DR_map): Revise comment.
22125 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
22126 to innermost_DR_map accroding to its innermost loop behavior.
22127 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
22128 to its innermost loop behavior.
22129 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
22130 Add initialization for innermost_DR_map. Record memory reference
22131 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
22132 have innermost loop behavior.
22133 (if_convertible_loop_p): Remove release for ref_DR_map. Release
22136 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
22138 * config/i386/i386.md (*lea<mode>_general_1): Rename from
22139 *lea_general_1. Use explicit SWI12 mode interator.
22140 (*lea<mode>_general_2): Rename from *lea_general_2.
22141 Use explicit SWI12 mode interator.
22142 (*lea<mode>_general_3): Rename from *lea_general_3.
22143 Use explicit SWI12 mode interator.
22144 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
22145 Use explicit SWI12 mode interator.
22146 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
22147 Use explicit SWI48 mode interator.
22149 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22151 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
22152 Short-cut unaligned load and store cases. Handle all integer
22154 (ix86_expand_vector_move_misalign): Short-cut unaligned load
22155 and store cases. Call ix86_avx256_split_vector_move_misalign
22156 directly without checking mode class.
22158 2016-04-20 Andrew Pinski <apinski@cavium.com>
22159 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22162 * config/aarch64/aarch64.md (sibcall): Force call
22163 address to be DImode for ILP32.
22164 (sibcall_value): Likewise.
22166 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22168 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
22170 2016-04-20 Richard Biener <rguenther@suse.de>
22172 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
22173 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
22174 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
22175 (maybe_push_res_to_seq): Adjust.
22176 * gimple-fold.c (maybe_build_generic_op): Likewise.
22178 2016-04-20 Marek Polacek <polacek@redhat.com>
22180 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
22183 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
22185 * config/i386/sse.md (vec_unpacks_lo_hi): Always
22186 use kmovw to support AVX512F target.
22188 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22190 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
22192 2016-04-20 Marek Polacek <polacek@redhat.com>
22194 PR tree-optimization/70725
22195 * tree-if-conv.c (is_false_predicate): New function.
22196 (predicate_mem_writes): Use it.
22198 2016-04-20 Richard Biener <rguenther@suse.de>
22200 PR tree-optimization/70726
22201 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
22202 shift amounts from a pattern stmt operand.
22204 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22207 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
22208 stack_restore_from_fpr pattern when restoring r15.
22209 (s390_optimize_prologue): Strip away the memory barrier in the
22210 parallel when trying to get rid of restore insns.
22211 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
22212 definition for loading the stack pointer from an FPR. Compared to
22213 the normal move insn this pattern includes a full memory barrier.
22215 2016-04-19 Jakub Jelinek <jakub@redhat.com>
22217 PR middle-end/70680
22218 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
22219 implicitly linear or lastprivate iterator on the outer context.
22221 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22223 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
22225 * config/i386/i386.md (ssememalign): Removed.
22226 * config/i386/sse.md: Remove ssememalign attribute from patterns.
22228 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22231 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
22232 const short * to __builtin_ia32_loaddquhi512_mask.
22233 (_mm512_maskz_loadu_epi16): Likewise.
22234 (_mm512_mask_storeu_epi16): Pass short * to
22235 __builtin_ia32_storedquhi512_mask.
22236 (_mm512_mask_loadu_epi8): Pass const char * to
22237 __builtin_ia32_loaddquqi512_mask.
22238 (_mm512_maskz_loadu_epi8): Likewise.
22239 (_mm512_mask_storeu_epi8): Pass char * to
22240 __builtin_ia32_storedquqi512_mask.
22241 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
22242 const double * to __builtin_ia32_loadupd512_mask.
22243 (_mm512_mask_loadu_pd): Likewise.
22244 (_mm512_maskz_loadu_pd): Likewise.
22245 (_mm512_storeu_pd): Pass double * to
22246 __builtin_ia32_storeupd512_mask.
22247 (_mm512_mask_storeu_pd): Likewise.
22248 (_mm512_loadu_ps): Pass const float * to
22249 __builtin_ia32_loadups512_mask.
22250 (_mm512_mask_loadu_ps): Likewise.
22251 (_mm512_maskz_loadu_ps): Likewise.
22252 (_mm512_storeu_ps): Pass float * to
22253 __builtin_ia32_storeups512_mask.
22254 (_mm512_mask_storeu_ps): Likewise.
22255 (_mm512_mask_loadu_epi64): Pass const long long * to
22256 __builtin_ia32_loaddqudi512_mask.
22257 (_mm512_maskz_loadu_epi64): Likewise.
22258 (_mm512_mask_storeu_epi64): Pass long long *
22259 to __builtin_ia32_storedqudi512_mask.
22260 (_mm512_loadu_si512): Pass const int * to
22261 __builtin_ia32_loaddqusi512_mask.
22262 (_mm512_mask_loadu_epi32): Likewise.
22263 (_mm512_maskz_loadu_epi32): Likewise.
22264 (_mm512_storeu_si512): Pass int * to
22265 __builtin_ia32_storedqusi512_mask.
22266 (_mm512_mask_storeu_epi32): Likewise.
22267 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
22268 char * to __builtin_ia32_storedquqi256_mask.
22269 (_mm_mask_storeu_epi8): Likewise.
22270 (_mm256_mask_loadu_epi16): Pass const short * to
22271 __builtin_ia32_loaddquhi256_mask.
22272 (_mm256_maskz_loadu_epi16): Likewise.
22273 (_mm_mask_loadu_epi16): Pass const short * to
22274 __builtin_ia32_loaddquhi128_mask.
22275 (_mm_maskz_loadu_epi16): Likewise.
22276 (_mm256_mask_loadu_epi8): Pass const char * to
22277 __builtin_ia32_loaddquqi256_mask.
22278 (_mm256_maskz_loadu_epi8): Likewise.
22279 (_mm_mask_loadu_epi8): Pass const char * to
22280 __builtin_ia32_loaddquqi128_mask.
22281 (_mm_maskz_loadu_epi8): Likewise.
22282 (_mm256_mask_storeu_epi16): Pass short * to.
22283 __builtin_ia32_storedquhi256_mask.
22284 (_mm_mask_storeu_epi16): Pass short * to.
22285 __builtin_ia32_storedquhi128_mask.
22286 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
22287 const double * to __builtin_ia32_loadupd256_mask.
22288 (_mm256_maskz_loadu_pd): Likewise.
22289 (_mm_mask_loadu_pd): Pass onst double * to
22290 __builtin_ia32_loadupd128_mask.
22291 (_mm_maskz_loadu_pd): Likewise.
22292 (_mm256_mask_storeu_pd): Pass double * to
22293 __builtin_ia32_storeupd256_mask.
22294 (_mm_mask_storeu_pd): Pass double * to
22295 __builtin_ia32_storeupd128_mask.
22296 (_mm256_mask_loadu_ps): Pass const float * to
22297 __builtin_ia32_loadups256_mask.
22298 (_mm256_maskz_loadu_ps): Likewise.
22299 (_mm_mask_loadu_ps): Pass const float * to
22300 __builtin_ia32_loadups128_mask.
22301 (_mm_maskz_loadu_ps): Likewise.
22302 (_mm256_mask_storeu_ps): Pass float * to
22303 __builtin_ia32_storeups256_mask.
22304 (_mm_mask_storeu_ps): ass float * to
22305 __builtin_ia32_storeups128_mask.
22306 (_mm256_mask_loadu_epi64): Pass const long long * to
22307 __builtin_ia32_loaddqudi256_mask.
22308 (_mm256_maskz_loadu_epi64): Likewise.
22309 (_mm_mask_loadu_epi64): Pass const long long * to
22310 __builtin_ia32_loaddqudi128_mask.
22311 (_mm_maskz_loadu_epi64): Likewise.
22312 (_mm256_mask_storeu_epi64): Pass long long * to
22313 __builtin_ia32_storedqudi256_mask.
22314 (_mm_mask_storeu_epi64): Pass long long * to
22315 __builtin_ia32_storedqudi128_mask.
22316 (_mm256_mask_loadu_epi32): Pass const int * to
22317 __builtin_ia32_loaddqusi256_mask.
22318 (_mm256_maskz_loadu_epi32): Likewise.
22319 (_mm_mask_loadu_epi32): Pass const int * to
22320 __builtin_ia32_loaddqusi128_mask.
22321 (_mm_maskz_loadu_epi32): Likewise.
22322 (_mm256_mask_storeu_epi32): Pass int * to
22323 __builtin_ia32_storedqusi256_mask.
22324 (_mm_mask_storeu_epi32): Pass int * to
22325 __builtin_ia32_storedqusi128_mask.
22326 * config/i386/i386-builtin-types.def (PCSHORT): New.
22327 (PINT64): Likewise.
22328 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
22329 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
22330 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
22331 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
22332 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
22333 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
22334 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
22335 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
22336 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
22337 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
22338 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
22339 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
22340 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
22341 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
22342 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
22343 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
22344 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
22345 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
22346 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
22347 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
22348 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
22349 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
22350 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
22351 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
22352 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
22353 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
22354 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
22355 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
22356 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
22357 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
22358 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
22359 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
22360 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
22361 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
22362 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
22363 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
22364 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
22365 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
22366 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
22367 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
22368 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
22369 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
22370 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
22371 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
22372 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
22373 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
22374 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
22375 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
22376 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
22378 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
22379 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
22381 (ix86_expand_vector_move_misalign): Likewise.
22382 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
22383 to scalar function prototype for unaligned load/store builtins.
22384 (ix86_expand_special_args_builtin): Updated.
22385 * config/i386/sse.md (UNSPEC_LOADU): Removed.
22386 (UNSPEC_STOREU): Likewise.
22387 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
22388 (VI_ULOADSTORE_F_AVX512VL): Likewise.
22389 (ssescalarsize): Handle V4TI, V2TI and V1TI.
22390 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22391 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22392 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
22393 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
22394 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
22395 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
22396 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
22397 (<avx512>_storedqu<mode>_mask): Likewise.
22398 (*sse4_2_pcmpestr_unaligned): Likewise.
22399 (*sse4_2_pcmpistr_unaligned): Likewise.
22400 (*mov<mode>_internal): Renamed to ...
22401 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
22402 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
22403 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
22404 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
22406 2016-04-19 Richard Biener <rguenther@suse.de>
22408 PR tree-optimization/70171
22409 * tree-ssa-phiprop.c: Include stor-layout.h.
22410 (phiprop_insert_phi): Handle the aggregate copy case.
22411 (propagate_with_phi): Likewise.
22413 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
22415 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
22416 instead of simplify_gen_subreg (... , 0).
22417 (ix86_delegitimize_address): Ditto.
22418 (ix86_split_divmod): Ditto.
22419 (ix86_split_copysign_const): Ditto.
22420 (ix86_split_copysign_var): Ditto.
22421 (ix86_expand_args_builtin): Ditto.
22422 (ix86_expand_round_builtin): Ditto.
22423 (ix86_expand_special_args_builtin): Ditto.
22424 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
22425 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
22426 (udivmodqi4): Ditto.
22427 (absneg splitters): Ditto.
22428 (*jcc_bt<mode>_1): Ditto.
22430 2016-04-19 Richard Biener <rguenther@suse.de>
22432 PR tree-optimization/70724
22433 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
22434 restoring out from ...
22435 (free_scc_vn): ... here.
22436 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
22437 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
22439 (pass_fre::execute): Restore SSA info.
22441 2016-04-19 Richard Biener <rguenther@suse.de>
22443 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
22444 * gimple-walk.c (walk_gimple_op): Initialize it.
22445 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
22446 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
22447 remapping SSA names of defs.
22448 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
22451 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
22453 PR middle-end/70689
22454 * lra-constraints.c (equiv_substition_p): New.
22455 (process_alt_operands): Use it.
22456 (swap_operands): Swap it.
22457 (curr_insn_transform): Update it.
22459 2016-04-18 Michael Matz <matz@suse.de>
22461 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
22462 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
22463 * tree-core.h (tree_type_common.align): Use bit-field.
22464 (tree_type_common.spare): New.
22465 (tree_decl_common.off_align): Make smaller.
22466 (tree_decl_common.align): Use bit-field.
22468 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
22469 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
22470 (scan_sharing_clauses): Ditto.
22471 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22472 (omp_finish_file): Ditto.
22473 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
22474 (layout_decl): Ditto.
22475 (relayout_decl): Ditto.
22476 (finalize_record_size): Use SET_TYPE_ALIGN.
22477 (finalize_type_size): Ditto.
22478 (finish_builtin_struct): Ditto.
22479 (layout_type): Ditto.
22480 (initialize_sizetypes): Ditto.
22481 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
22482 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
22483 (lookup_field_for_decl): Use SET_DECL_ALIGN.
22484 (get_chain_field): Ditto.
22485 (get_trampoline_type): Ditto.
22486 (get_nl_goto_field): Ditto.
22487 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
22489 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
22490 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
22491 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22492 (build_qualified_type): Use SET_TYPE_ALIGN.
22493 (build_aligned_type, build_range_type_1): Ditto.
22494 (build_atomic_base): Ditto.
22495 (build_common_tree_nodes): Ditto.
22496 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
22497 (expand_one_stack_var_at): Ditto.
22498 * coverage.c (build_var): Use SET_DECL_ALIGN.
22499 * except.c (init_eh): Ditto.
22500 * function.c (assign_parm_setup_block): Ditto.
22501 * symtab.c (increase_alignment_1): Ditto.
22502 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
22503 * tree-vect-stmts.c (ensure_base_align): Ditto.
22504 * varasm.c (align_variable): Ditto.
22505 (assemble_variable): Ditto.
22506 (build_constant_desc): Ditto.
22507 (output_constant_def_contents): Ditto.
22509 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
22510 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
22511 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
22512 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
22513 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
22515 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
22518 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
22519 replace %vmovsd with "%vmovq".
22520 (vec_concatv2df): Likewise.
22522 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
22524 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
22525 (*vec_extractv2si_0): Ditto.
22526 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
22527 (zero_extended_scalar_load_operand splitters): Ditto.
22528 (vec_extract splitters): Ditto.
22529 (*vec_extractv4si_0_zext): Ditto.
22530 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
22531 and lowpart_subreg.
22532 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
22533 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
22534 (*sse4_1_extractps): Use lowpart_subreg.
22535 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
22537 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22539 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
22541 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
22542 Mention Solaris 11 packaging changes.
22543 Update gas and gld requirements.
22544 Remove reference to pre-Solaris 10 bug.
22545 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
22547 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
22550 2016-04-17 Jan Hubicka <jh@suse.cz>
22552 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
22553 max_loop_iterations_int.
22555 2016-04-18 Richard Biener <rguenther@suse.de>
22557 PR tree-optimization/43434
22558 * tree-ssa-structalias.c (struct vls_data): New.
22559 (visit_loadstore): Handle all pointer-based accesses.
22560 (compute_dependence_clique): Compute a bitmap of restrict tags
22561 assigned bases and pass it to visit_loadstore.
22563 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
22566 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
22567 armv8.1-a and armv8.1-a+crc.
22569 2016-04-18 Richard Biener <rguenther@suse.de>
22571 PR tree-optimization/70701
22572 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
22573 references after translating through a memcpy.
22575 2016-04-18 Richard Biener <rguenther@suse.de>
22577 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
22578 (compute_antic): ... here. For partial antic use regular
22579 postorder and scrap iteration.
22580 (compute_partial_antic_aux): Remove unused return value.
22581 (init_pre): Do not allocate postorder.
22582 (fini_pre): Do not free postorder.
22584 2016-04-18 Richard Biener <rguenther@suse.de>
22586 PR middle-end/37870
22587 * expmed.c (extract_bit_field_1): Remove broken case
22588 using a wider MODE_INT mode.
22590 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
22592 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
22593 unless compiling with at least GCC-4.8.
22595 2016-04-17 Jan Hubicka <jh@suse.cz>
22598 * graphite.c (graphite_finalize): Update call to
22599 tree_estimate_probability.
22600 * predict.h (tree_estimate_probability): Update prototype.
22602 2016-04-17 Jan Hubicka <jh@suse.cz>
22604 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
22605 (tree_estimate_probability): Likewise.
22606 (pass_profile::execute): Update.
22607 (report_predictor_hitrates): New function.
22608 * profile.c (compute_branch_probabilities): Use it.
22609 * predict.h (report_predictor_hitrates): Declare.
22611 2016-04-17 Jan Hubicka <jh@suse.cz>
22614 * cgraph.h (cgraph_node::set_const_flag,
22615 cgraph_node::set_pure_flag): Update prototype to return bool;
22617 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
22618 of interposable symbol are interposable, too.
22619 (cgraph_set_const_flag_1): Rename to ...
22620 (set_const_flag_1): ... this one; change to self recursive function
22621 instead of call_for_symbol_thunks_and_aliases. Handle correctly
22622 clearnig the flag in all variants and also virtual thunks of const
22623 functions are pure; track if any change was done.
22624 (cgraph_node::set_const_flag): Update.
22625 (struct set_pure_flag_info): New struct.
22626 (cgraph_set_pure_flag_1): Rename to ...
22627 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
22628 rather than pointer encoded flags; track if any changes was done;
22629 handle correctly clearning flag and setting flag of aliases already
22631 (cgraph_node::set_pure_flag): Update.
22632 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
22634 2016-04-17 Tom de Vries <tom@codesourcery.com>
22637 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
22638 backslash in label.
22640 2016-04-17 Tom de Vries <tom@codesourcery.com>
22642 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
22643 '{}<> ' as escape-for-record.
22645 2016-04-17 Tom de Vries <tom@codesourcery.com>
22647 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
22650 2016-04-17 Tom de Vries <tom@codesourcery.com>
22653 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
22654 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
22655 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
22656 * passes.c (finish_optimization_passes): Only call
22657 finish_graph_dump_file if dfi->graph_dump_initialized.
22658 (execute_function_dump, pass_init_dump_file): Use
22659 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
22661 2016-04-17 Tom de Vries <tom@codesourcery.com>
22663 PR tree-optimization/70256
22664 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
22665 (debug_varmap): New function.
22667 2016-04-17 Tom de Vries <tom@codesourcery.com>
22670 * passes.c (pass_manager::register_pass): Propagate pflags.
22672 2016-04-17 Tom de Vries <tom@codesourcery.com>
22675 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
22676 * passes.c (pass_manager::pass_manager): Declare and init p_start in
22677 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
22678 check if it's equal to p_start.
22679 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
22681 2016-04-15 Jan Hubicka <jh@suse.cz>
22684 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
22685 function does not bind to current def.
22686 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
22687 handle conservatively calls to functions that does not need to bind
22689 (check_call): Update call of worse_state.
22690 (ignore_edge_for_nothrow): Update.
22691 (ignore_edge_for_pure_const): Likewise.
22692 (propagate_pure_const): Update calls to worse_state.
22693 (skip_function_for_local_pure_const): Reformat comments.
22695 2016-04-15 Jan Hubicka <jh@suse.cz>
22698 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
22699 (cgraph_node::function_symbol): Likewise.
22700 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22701 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
22702 (symtab_node::ultimate_alias_target): Add REF parameter.
22703 (symtab_node::binds_to_current_def_p): Declare.
22704 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
22705 (cgraph_node::function_symbol): Likewise.
22706 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22707 (cgraph_node::get_availability): Likewise.
22708 (cgraph_edge::binds_to_current_def_p): New inline function.
22709 (varpool_node::get_availability): Add REF parameter.
22710 (varpool_node::ultimate_alias_target): Likewise.
22711 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
22712 (symtab_node::binds_to_current_def_p): Likewise.
22713 * varpool.c (varpool_node::get_availability): Likewise.
22715 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22718 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
22719 Fix mode size check.
22721 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22723 * BASE-VER: Set to 7.0.0.
22725 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
22727 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
22729 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22731 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
22732 architecture revisions.
22734 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
22736 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
22737 * config/i386/i386.c (ix86_using_red_zone): No longer static.
22738 * config/i386/i386.md (stack decrement to push peepholes): Guard
22739 with !x86_using_red_zone ().
22741 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22744 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
22745 to dump_generic_node.
22746 (NIY): Pass also flags to do_niy.
22748 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
22750 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
22751 (simd_clone_vector_of_formal_parm_types)
22752 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
22753 (simd_clone_mangle, simd_clone_create)
22754 (simd_clone_adjust_return_type, create_tmp_simd_array)
22755 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
22756 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
22757 (ipa_simd_modify_function_body, simd_clone_linear_addend)
22758 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
22759 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
22760 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
22761 * omp-simd-clone.c: ... this new file.
22762 (simd_clone_vector_of_formal_parm_types): Make it static.
22763 * Makefile.in (OBJS): Add omp-simd-clone.o.
22765 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22768 * config/i386/sse.md: Use proper memory operand modifiers.
22771 2016-04-15 Richard Biener <rguenther@suse.de>
22772 Alan Modra <amodra@gmail.com>
22774 PR tree-optimization/70130
22775 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
22776 when alignment stays not the same and no not use the realign
22779 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22782 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22783 direct move handlers for KFmode. Change TFmode handlers test from
22784 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
22786 2016-04-14 Jakub Jelinek <jakub@redhat.com>
22789 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
22790 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
22791 (inlined_polymorphic_ctor_dtor_block_p): Use it.
22792 * tree-ssa-live.c (remove_unused_scope_block_p): When
22793 in_ctor_dtor_block, avoid discarding not just BLOCKs with
22794 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
22795 block_ultimate_origin is FUNCTION_DECL.
22796 (remove_unused_locals): If current_function_decl is
22797 polymorphic_ctor_dtor_p, pass initial true to
22798 remove_unused_scope_block_p' is_ctor_dtor_block.
22800 2016-04-14 Martin Sebor <msebor@redhat.com>
22805 * doc/extend.texi (Variable Length): Revert.
22807 2016-04-14 Marek Polacek <polacek@redhat.com>
22808 Jan Hubicka <hubicka@ucw.cz>
22811 * tree.c (verify_type): Disable the canonical type of main variant
22814 2016-04-14 Jason Merrill <jason@redhat.com>
22816 * cfgexpand.c, expr.c: Revert previous change.
22818 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
22820 PR middle-end/70643
22821 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
22822 when building a mem ref for the incoming reduction variable.
22824 2016-04-14 Richard Biener <rguenther@suse.de>
22826 PR tree-optimization/70614
22827 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
22828 loop if the evolution dropped to chrec_dont_know.
22829 (interpret_condition_phi): Likewise.
22831 2016-04-14 Richard Biener <rguenther@suse.de>
22833 PR tree-optimization/70623
22834 * tree-ssa-pre.c (changed_blocks): Make global ...
22835 (compute_antic): ... local here. Move and fix worklist
22836 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
22837 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
22838 worklist handling, dump when ANTIC_IN changed.
22839 (compute_partial_antic_aux): Remove worklist handling.
22840 (init_pre): Do not compute post dominators. Add a comment about
22841 the CFG order chosen.
22842 (fini_pre): Do not free post dominators.
22844 2016-04-13 Martin Sebor <msebor@redhat.com>
22849 * doc/extend.texi (Variable Length): Document C++ specifics.
22851 2016-04-13 Jakub Jelinek <jakub@redhat.com>
22854 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
22855 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
22856 eh edges have been purged.
22859 * tree-sra.c (create_access_replacement,
22860 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
22862 * tree-pretty-print.c (dump_fancy_name): New function.
22863 (dump_decl_name, dump_generic_node): Use it.
22865 2016-04-13 Jason Merrill <jason@redhat.com>
22867 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
22868 * expr.c (expand_expr_real_1): Likewise.
22870 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
22872 * config/i386/i386.md (kunpckhi): Swap operands.
22873 (kunpcksi): Likewise.
22874 (kunpckdi): Likewise.
22875 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
22876 (vec_pack_trunc_<mode>): Likewise.
22878 2016-04-13 Jakub Jelinek <jakub@redhat.com>
22881 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
22883 PR middle-end/70633
22884 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
22885 gimplification turns some element into non-constant.
22888 * rtl.h (convert_memory_address_addr_space_1): New prototype.
22889 * explow.c (convert_memory_address_addr_space_1): No longer static,
22890 add NO_EMIT argument and don't call convert_modes if true, pass
22891 it down recursively, remove break after return.
22892 (convert_memory_address_addr_space): Adjust caller.
22893 * simplify-rtx.c (simplify_unary_operation_1): Call
22894 convert_memory_address_addr_space_1 instead of convert_memory_address,
22895 if it returns NULL, don't simplify.
22897 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
22900 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
22902 2016-04-12 Jakub Jelinek <jakub@redhat.com>
22904 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
22905 Bump the upper SIMDLEN limits, so that if the return type or
22906 characteristic type if the return type is void can be passed in
22907 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
22910 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22913 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
22914 Do not use "=" constraint on an input constraint.
22915 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
22916 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
22917 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
22918 generates (neg (abs ...)) instead of (abs ...).
22920 2016-04-12 Jakub Jelinek <jakub@redhat.com>
22922 PR rtl-optimization/70596
22923 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
22924 just invalidate LRA data and reset them. Adjust dump wording.
22926 2016-04-12 Martin Liska <mliska@suse.cz>
22929 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
22931 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
22933 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22934 max_loop_iterations_int.
22935 (tree_unswitch_outer_loop): Likewise.
22936 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
22937 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
22939 2016-04-12 Tom de Vries <tom@codesourcery.com>
22941 PR tree-optimization/68756
22942 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
22943 instead of new_name.
22945 2016-04-12 Jakub Jelinek <jakub@redhat.com>
22947 PR tree-optimization/70602
22948 * tree-sra.c (generate_subtree_copies): Don't write anything into
22949 constant pool decls.
22951 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
22952 regardless whether there are depend clauses or not.
22954 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22957 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
22958 target attribute and pragma from changing the -mfloat128
22959 and -mfloat128-hardware options.
22961 * doc/extend.texi (Additional Floating Types): Document PowerPC
22962 __float128 restrictions.
22964 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
22967 * config/aarch64/driver-aarch64.c
22968 (aarch64_get_extension_string_for_isa_flags): New.
22969 (arch_extension): Rename to...
22970 (aarch64_arch_extension): ...This.
22971 (ext_to_feat_string): Rename to...
22972 (aarch64_extensions): ...This.
22973 (aarch64_core_data): Keep track of architecture extension flags.
22974 (cpu_data): Rename to...
22975 (aarch64_cpu_data): ...This.
22976 (aarch64_arch_driver_info): Keep track of architecture extension
22978 (get_arch_name_from_id): Rename to...
22979 (get_arch_from_id): ...This, change return type.
22980 (host_detect_local_cpu): Update and reformat for renames, handle
22981 extensions through common infrastructure.
22983 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
22986 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
22987 track of a canonical flag name.
22988 (all_extensions): Likewise.
22989 (arch_to_arch_name): Also track extension flags enabled by the arch.
22990 (all_architectures): Likewise.
22991 (aarch64_parse_extension): Move to here.
22992 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
22994 (aarch64_rewrite_selected_cpu): Update for above change.
22995 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
22996 are handled, such that the single explicit value enabled by an
22997 extension is kept seperate from the implicit values it also enables.
22998 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
23000 (aarch64_parse_extension): New.
23001 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
23002 here to config/aarch64/aarch64-protos.h.
23003 (aarch64_parse_extension): Move from here to
23004 common/config/aarch64/aarch64-common.c.
23005 (aarch64_option_print): Update.
23006 (aarch64_declare_function_name): Likewise.
23007 (aarch64_start_file): Likewise.
23008 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
23009 the canonical flag for extensions.
23010 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
23013 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23015 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
23018 2016-04-09 Tom de Vries <tom@codesourcery.com>
23020 PR tree-optimization/68953
23021 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
23022 first to last subscript.
23024 2016-04-09 Jakub Jelinek <jakub@redhat.com>
23026 PR tree-optimization/70586
23027 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
23030 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
23034 PR tree-optimization/70373
23035 PR middle-end/70533
23036 PR middle-end/70534
23037 PR middle-end/70535
23038 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
23039 clauses for acc parallel reductions as necessary. Error on those
23041 * omp-low.c (scan_sharing_clauses): Don't install variables which
23042 are used in acc parallel reductions.
23043 (lower_rec_input_clauses): Remove dead code.
23044 (lower_oacc_reductions): Add support for reference reductions.
23045 (lower_reduction_clauses): Remove dead code.
23046 (lower_omp_target): Don't remap variables appearing in acc parallel
23048 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
23050 2016-04-08 Jakub Jelinek <jakub@redhat.com>
23052 PR middle-end/70593
23053 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
23054 with multiple SSA_NAME defs, force the outputs other than first
23055 to be live before calling live_track_process_def on each output.
23057 PR rtl-optimization/70574
23058 * fwprop.c (forward_propagate_and_simplify): Don't add
23059 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
23060 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
23061 paradoxical subregs within *loc.
23063 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
23065 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
23066 -ftree-parallelize-loops={0,1}.
23067 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
23068 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
23069 * config/ia64/hpux.h (LIB_SPEC): Likewise.
23070 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
23071 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
23073 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
23076 * asan.c (instrument_derefs): If we get unknown location, extract it
23077 with EXPR_LOCATION.
23078 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
23080 2016-04-08 Tom de Vries <tom@codesourcery.com>
23082 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
23083 implicit firstprivate clause.
23085 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23088 * config/arm/thumb2.md (tst + branch-> lsls + branch
23089 peephole below *orsi_not_shiftsi_si): Require that condition
23090 register is dead after the peephole.
23091 (second peephole after the above): Likewise.
23093 2016-04-08 Alan Modra <amodra@gmail.com>
23096 * builtins.c (fold_builtin_classify): For IBM extended precision,
23097 look at just the high-order double to test for NaN.
23098 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
23099 test just the high double for Inf but both doubles for subnormal
23102 2016-04-07 Jakub Jelinek <jakub@redhat.com>
23104 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
23105 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
23106 node->simdclone->mask_mode != VOIDmode masks.
23107 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
23108 earlier, use it instead of node->simdclone.
23109 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23110 Set clonei->mask_mode.
23112 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23115 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
23116 Pass it through to cp_parser_already_scoped_statement.
23117 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
23118 it through to cp_parser_statement.
23119 (cp_parser_statement): Pass IF_P through to
23120 cp_parser_iteration_statement.
23121 (cp_parser_pragma): Adjust call to
23122 cp_parser_iteration_statement.
23124 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23127 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
23128 resolve a future -Wparentheses warning.
23129 * omp-low.c (scan_sharing_clauses): Likewise.
23130 * tree-parloops.c (eliminate_local_variables): Likewise.
23132 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
23134 PR rtl-optimization/70398
23135 * lra-constraints.c (process_address_1): Check zero scale and code
23136 for reloading with zero scale.
23138 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
23140 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
23141 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
23143 2016-04-06 Jakub Jelinek <jakub@redhat.com>
23145 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23146 Add support for AVX512F clones, include them by default for
23147 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
23148 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
23151 PR middle-end/70550
23152 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
23153 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
23154 firstprivate clauses.
23155 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
23156 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
23157 (lower_omp_target): Set TREE_NO_WARNING for
23158 non-addressable possibly uninitialized vars which are copied into
23159 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
23161 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
23163 * config/pa/predicates.md (integer_store_memory_operand): Accept
23164 REG+D operands with a large offset when reload_in_progress is true.
23165 (floating_point_store_memory_operand): Likewise.
23167 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23170 * match.pd (nested int casts): Limit to GIMPLE.
23172 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
23175 * ipa-devirt.c (maybe_record_node): Fix comment; use
23176 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
23178 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23180 PR rtl-optimization/70542
23181 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
23182 if there are any uses other than insn or debug insns.
23184 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
23185 Jakub Jelinek <jakub@redhat.com>
23187 PR tree-optimization/70509
23188 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
23189 Shift HOST_WIDE_INT_1U instead of 1.
23191 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
23193 PR tree-optimization/70509
23194 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
23195 of the vector base type for index.
23197 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
23200 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
23202 2016-04-05 Richard Biener <rguenther@suse.de>
23204 PR tree-optimization/70526
23205 * tree-sra.c (build_ref_for_offset): Use prev_base to
23206 extract the alias pointer type.
23208 2016-04-05 Richard Biener <rguenther@suse.de>
23210 * dse.c (struct store_info): Remove alias_set member.
23211 (struct read_info_type): Likewise.
23212 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
23213 spill_deleted, clear_alias_set_lookup): Remove.
23214 (get_group_info): Remove dead base == NULL_RTX case.
23215 (dse_step0): Remove initialization of removed variables.
23216 (delete_dead_store_insn): Reomve alias set dumping.
23217 (free_read_records): Remove alias_set handling.
23218 (canon_address): Remove alias_set_out parameter.
23219 (record_store): Remove spill_alias_set, it's always zero.
23220 (check_mem_read_rtx): Likewise.
23221 (dse_step2): Rename from ...
23222 (dse_step2_nospill): ... this. Adjust.
23223 (scan_stores): Rename from ...
23224 (scan_stores_nospill): ... this.
23225 (scan_reads): Rename from ...
23226 (scan_reads_nospill): ... this.
23227 (scan_stores_spill, scan_reads_spill): Remove.
23228 (dse_step3_scan): Remove for_spills argument which is always false.
23229 (dse_step3): Likewise.
23230 (dse_step5): Rename from ...
23231 (dse_step5_nospill): ... this. Remove alias_set handling.
23232 (rest_of_handle_dse): Adjust.
23234 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23237 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
23238 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
23239 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
23240 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
23242 2016-04-05 Richard Biener <rguenther@suse.de>
23244 PR middle-end/70499
23245 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
23246 non-register type temporaries into SSA.
23248 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
23251 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
23252 calls when sanitizing.
23253 (possible_polymorphic_call_target_p): Fix formatting.
23255 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23256 Jakub Jelinek <jakub@redhat.com>
23258 PR middle-end/70457
23259 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
23260 to ensure a call statement is compatible with a built-in's
23262 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
23265 2016-04-04 Richard Biener <rguenther@suse.de>
23267 PR rtl-optimization/70484
23268 * rtl.h (canon_output_dependence): Declare.
23269 * alias.c (canon_output_dependence): New function.
23270 * dse.c (record_store): Use canon_output_dependence rather
23271 than canon_true_dependence.
23273 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23276 * cgraph.h (symtab_node::copy_visibility_from): New function.
23277 * symtab.c (symtab_node::copy_visibility_from): New function.
23278 * ipa-visibility.c (optimize_weakref): New function.
23279 (function_and_variable_visibility): Use it.
23281 2016-04-04 Martin Liska <mliska@suse.cz>
23284 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
23285 value that is really in range handled by SBR instruction.
23286 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
23287 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
23288 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
23290 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
23294 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
23295 set, but not for SP_REG operands.
23297 2016-04-02 Martin Sebor <msebor@redhat.com>
23300 * fold-const.c (maybe_nonzero_address): New function.
23301 (fold_comparison): Call it. Fold equality and relational
23302 expressions involving null pointers.
23303 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
23305 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
23307 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
23308 the "Y" constraint (scalar FP 0.0 immediate).
23310 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
23311 Add the "const_double" to the list of operand constraints.
23313 2016-04-01 Jakub Jelinek <jakub@redhat.com>
23315 PR rtl-optimization/70467
23316 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
23317 If low word of the last operand is 0, just emit addition/subtraction
23320 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23323 * config/s390/s390.c (s390_expand_insv): Check for everything
23324 constant instead of just VOIDmode stuff.
23326 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23329 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
23331 2016-04-01 Nathan Sidwell <nathan@acm.org>
23333 * tree.def (TRY_CATCH_EXPR): Correct documentation.
23335 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
23337 PR rtl-optimization/70461
23338 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
23341 2016-03-31 Martin Liska <mliska@suse.cz>
23344 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
23345 a tree value or an immediate integer value to a buffer
23346 that is eventually copied to a BRIG section.
23347 (emit_immediate_operand): Call the function here.
23348 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
23349 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
23350 of class' fields that are removed.
23351 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
23352 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
23353 m_brig_repr_size fields.
23355 2016-03-31 Martin Liska <mliska@suse.cz>
23358 * hsa-gen.c (hsa_function_representation::update_dominance): New
23360 (convert_addr_to_flat_segment): Likewise.
23361 (gen_hsa_memory_set): New alignment argument.
23362 (gen_hsa_ctor_assignment): Likewise.
23363 (gen_hsa_insns_for_single_assignment): Provide alignment
23364 to gen_hsa_ctor_assignment.
23365 (gen_hsa_insns_for_direct_call): Add new argument.
23366 (expand_lhs_of_string_op): New function.
23367 (expand_string_operation_builtin): Likewise.
23368 (expand_memory_copy): New function.
23369 (expand_memory_set): New function.
23370 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
23371 (convert_switch_statements): Change signature.
23372 (generate_hsa): Use a return value of the function.
23373 (pass_gen_hsail::execute): Do not call
23374 convert_switch_statements here.
23375 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
23376 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
23377 (hsa_function_representation::update_dominance): New function.
23379 2016-03-31 Martin Liska <mliska@suse.cz>
23382 * hsa-brig.c (emit_directive_variable): Emit alignment
23383 according to hsa_symbol::m_align.
23384 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
23385 (dump_hsa_symbol): Dump alignment of HSA symbols.
23386 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
23387 (gen_hsa_addr_with_align): New function.
23388 (hsa_bitmemref_alignment): Use newly added function.
23389 (gen_hsa_insns_for_load): Likewise.
23390 (gen_hsa_insns_for_store): Likewise.
23391 (gen_hsa_memory_copy): New argument added.
23392 (gen_hsa_insns_for_single_assignment): Respect
23393 alignment for assignments processed via gen_hsa_memory_copy.
23394 (gen_hsa_insns_for_direct_call): Likewise.
23395 (gen_hsa_insns_for_return): Likewise.
23396 (gen_function_def_parameters): Set default alignment.
23397 * hsa.c (hsa_object_alignment): New function.
23398 (hsa_byte_alignment): Pasted function.
23399 * hsa.h (hsa_symbol::m_align): New field.
23401 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23403 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
23404 scratch field for goto case.
23406 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
23408 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
23410 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
23413 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
23414 (scalar_chain::convert_insn): Call convert_op for reg
23415 moves to handle undefined registers.
23417 2016-03-31 Nathan Sidwell <nathan@acm.org>
23420 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
23421 Assert we don't want to move backwards.
23423 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
23426 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
23428 2016-03-31 Jakub Jelinek <jakub@redhat.com>
23430 PR rtl-optimization/70460
23431 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
23432 with operand from REG_LABEL_OPERAND, instead substitute
23433 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
23434 Don't do anything for REG_NON_LOCAL_GOTO jumps.
23436 2016-03-31 Martin Liska <mliska@suse.cz>
23438 * passes.c (execute_one_pass): Do not call
23439 todo_after for a discarded function.
23441 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23443 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
23444 (no_cost, infinite_cost): Initialize the new field.
23445 (get_computation_cost_at): Record setup cost.
23446 (determine_use_iv_cost_address): Skip cost computation for sub
23447 uses if we can estimate it without losing accuracy.
23449 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23451 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23453 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23454 max_loop_iterations_int.
23455 (tree_unswitch_outer_loop): Likewise.
23456 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23457 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23459 2016-03-30 Richard Biener <rguenther@suse.de>
23461 PR middle-end/70450
23462 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
23464 2016-03-30 Jakub Jelinek <jakub@redhat.com>
23467 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
23468 in gen_blendm expander.
23470 2016-03-30 Nick Clifton <nickc@redhat.com>
23473 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
23474 case where we are already provided with an SImode SUBREG.
23476 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
23479 * config/i386/i386.c (ix86_expand_epilogue): Properly check
23480 conflict between DRAP register and __builtin_eh_return.
23482 2016-03-30 Michael Matz <matz@suse.de>
23483 Richard Biener <rguenther@suse.de>
23486 * ipa-polymorphic-call.c (struct type_change_info): Change
23487 speculative to an unsigned allowing to limit the work we do.
23488 (csftc_abort_walking_p): New inline function..
23489 (check_stmt_for_type_change): Limit the number of may-defs
23490 skipped for speculative devirtualization to
23491 max-speculative-devirt-maydefs.
23492 * params.def (max-speculative-devirt-maydefs): New param.
23493 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
23495 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
23498 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
23501 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
23503 PR tree-optimization/59124
23504 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
23505 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
23507 2016-03-29 Jeff Law <law@redhat.com>
23509 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
23511 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23513 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
23516 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
23518 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
23519 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
23520 gcrt0.o if linking dynamically.
23522 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23525 * ipa-devirt.c (methods_equal_p): New function.
23526 (compare_virtual_tables): Use it.
23527 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
23528 * cgraphclones.c (clone_function_name_1): Use
23529 symbol_table::symbol_suffix_separator.
23530 * coverage.c (build_var): Likewise.
23531 * symtab.c (symbol_table::symbol_suffix_separator): New.
23533 2016-03-29 Jakub Jelinek <jakub@redhat.com>
23535 PR rtl-optimization/70429
23536 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
23537 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
23538 mode != result_mode.
23541 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
23543 PR tree-optimization/70405
23544 * ssa-iterators.h (num_imm_uses): Add missing braces.
23546 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
23548 PR rtl-optimization/68695
23549 * ira-color.c (allocno_copy_cost_saving): New.
23550 (improve_allocation): Use it.
23552 2016-03-29 Richard Henderson <rth@redhat.com>
23554 PR middle-end/70355
23555 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
23557 2016-03-29 Richard Biener <rguenther@suse.de>
23559 PR middle-end/70424
23560 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
23561 use alignment returned by get_pointer_alignment_1 if it is
23562 bigger than BITS_PER_UNIT.
23563 * builtins.c (get_pointer_alignment_1): Do not return true
23564 for alignment extracted from SSA info.
23566 2016-03-28 James Bowman <james.bowman@ftdichip.com>
23568 * config/ft32/ft32.opt (mnodiv): New.
23569 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
23570 * doc/invoke.texi (FT32 Options -mnodiv): New.
23572 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
23575 * config/i386/i386.md (define_split, andn): Fix modes.
23577 2016-03-26 Richard Biener <rguenther@suse.de>
23578 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23581 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
23583 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
23584 as 2nd argument to cl_optimization_restore().
23586 2016-03-25 Richard Henderson <rth@redhat.com>
23589 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
23590 * config/aarch64/aarch64-protos.h: Declare it.
23591 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
23593 2016-03-25 Alan Modra <amodra@gmail.com>
23596 * config/rs6000/constraints.md (j): Simplify.
23597 * config/rs6000/predicates.md (easy_fp_constant): Exclude
23599 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
23600 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
23601 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
23602 in all constraint alternatives.
23603 (movtd_64bit_nodm): Delete "j" constraint alternative.
23605 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23607 * tree-ssa-propagate.c: Enhance docs for
23608 SSA_PROP_NOT_INTERESTING.
23610 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23612 * doc/extend.texi: Fix typo in documentation to pure attribute.
23614 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
23617 * config/pa/pa.md (bswapdi2): Use a scratch register.
23619 2016-03-24 Richard Henderson <rth@redhat.com>
23621 PR middle-end/69845
23622 * fold-const.c (extract_muldiv_1): Correct test for multiplication
23625 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
23627 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
23628 using ix86_expand_binary_operator instead of gen_andsi3.
23630 2016-03-24 Richard Biener <rguenther@suse.de>
23632 PR tree-optimization/70396
23633 * tree-vect-stmts.c (vectorizable_comparison): Use
23634 get_vectype_for_scalar_type.
23636 2016-03-24 Richard Biener <rguenther@suse.de>
23638 PR middle-end/70370
23639 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
23640 with register bases.
23642 2016-03-24 Richard Biener <rguenther@suse.de>
23644 PR tree-optimization/70372
23645 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
23646 build_all_ones_cst to also handle vector types correctly.
23648 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23651 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
23654 2016-03-23 Marek Polacek <polacek@redhat.com>
23657 * doc/invoke.texi: Document -Wignored-attributes.
23659 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23661 PR tree-optimization/69042
23662 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
23663 parameter from 30 to 40.
23665 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23667 PR tree-optimization/69042
23668 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
23669 for use with constant offset stripped in base.
23671 2016-03-23 Richard Biener <rguenther@suse.de>
23673 PR middle-end/70251
23674 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
23675 mode compatibility check.
23676 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23678 2016-03-23 Jeff Law <law@redhat.com>
23680 PR tree-optimization/64058
23681 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
23683 (struct ssa_conflicts): Move up earlier in the file.
23684 (conflicts_, var_map_): New static variables.
23685 (initialize_conflict_count): New function to initialize the
23686 CONFLICT_COUNT field for each conflict pair.
23687 (compare_pairs): Lazily initialize the conflict count and use it
23688 as the first tie-breaker.
23689 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
23690 and wipe conflicts_ and map_ around the call to qsort. Remove
23691 special case for 2 coalesce pairs.
23692 * bitmap.c (bitmap_count_unique_bits): New function.
23693 (bitmap_count_bits_in_word): New function, extracted from
23695 (bitmap_count_bits): Use bitmap_count_bits_in_word.
23696 * bitmap.h (bitmap_count_unique_bits): Declare it.
23698 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
23701 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
23702 transparent alias chain for decl assembler name.
23703 * config/sol2.c (solaris_assemble_visibility): Likewise.
23705 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23707 * config/arm/arm1020e.md (1020call_op): Reduce reservation
23709 (v10_fdivs): Likewise.
23710 (v10_fdivd): Likewise.
23712 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23715 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
23716 to not call fclose twice on file.
23718 2016-03-23 Jakub Jelinek <jakub@redhat.com>
23720 PR tree-optimization/70354
23721 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
23722 oprnd0 is wider than oprnd1 and there is a cast from the wider
23723 type to oprnd1, mask it with the mask of the narrower type.
23726 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
23727 Optimize TARGET_STV splitters, if high or low word of last argument
23730 2016-03-22 Jeff Law <law@redhat.com>
23733 tree-ssa-threadbackward.c
23734 (fsm_find_control_statement_thread_paths): Correctly distinguish
23735 between old style jump threads vs FSM jump threads.
23737 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
23740 * config/i386/i386.c (scalar_chain::convert_op): Support
23741 uninitialized register usage case.
23743 2016-03-22 Richard Biener <rguenther@suse.de>
23745 PR middle-end/70251
23746 * genmatch.c (gen_transform): Adjust last parameter to a three-state
23748 (capture::gen_transform): ... to change behavior when substituting
23749 a condition into cond or not-cond expr context.
23750 (dt_simplify::gen_1): Adjust.
23751 * gimple-match-head.c: Include gimplify.h for unshare_expr.
23752 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
23753 last change and instead change to
23754 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
23755 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23757 2016-03-22 Anthony Green <green@moxielogic.com>
23759 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
23760 issue for moxiebox targets.
23761 (CC1PLUS_SPEC): Ditto.
23763 2016-03-22 Richard Biener <rguenther@suse.de>
23765 PR middle-end/70333
23766 * fold-const.c (extract_muldiv_1): Properly perform multiplication
23769 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23771 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
23773 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23776 * config/i386/i386.c (def_builtin): Handle
23777 OPTION_MASK_ISA_AVX512VL to be and-ed with other
23779 (const struct builtin_description bdesc_special_args[]):
23780 Remove duplicate ISA bits.
23782 2016-03-22 Jakub Jelinek <jakub@redhat.com>
23785 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
23786 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
23787 in a way that works also for AVX512BW.
23790 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
23791 instead of source if operands[1] is xmm16 and above and
23792 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
23793 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
23796 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
23797 on assign if (*from_p) is a comparison, set it to
23798 TREE_NO_WARNING (*from_p).
23800 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23802 PR middle-end/70326
23803 * lra.c (restore_scratches): Ignore deleted insns.
23805 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
23806 Jakub Jelinek <jakub@redhat.com>
23808 PR tree-optimization/70317
23809 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
23812 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
23815 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
23816 of ix86_expand_move.
23818 (movti): Use general_operand for operand 1 predicate.
23820 2016-03-21 Martin Liska <mliska@suse.cz>
23822 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
23824 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
23826 2016-03-21 Martin Liska <mliska@suse.cz>
23829 * ipa-icf.c (sem_function::parse): Skip static
23830 constructors and destructors.
23832 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23835 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
23836 function-like macro, peek following token(s) if it is followed
23837 by CPP_OPEN_PAREN token with optional padding in between, and
23838 if not, don't treat it like a macro.
23840 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
23841 Alexander Monakov <amonakov@ispras.ru>
23843 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
23844 for the stabs debug format.
23846 2016-03-21 Richard Biener <rguenther@suse.de>
23848 PR tree-optimization/70310
23849 * tree-vect-generic.c (expand_vector_condition): Fold the built
23852 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
23855 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
23856 Block third alternative for AVX-512VL target,
23858 2016-03-21 Martin Liska <mliska@suse.cz>
23861 * hsa-brig.c (emit_function_directives): Mark unemitted
23862 global variables for emission.
23863 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
23864 (get_symbol_for_decl): Likewise.
23865 * hsa.h (struct hsa_symbol): New flag.
23867 2016-03-21 Richard Biener <rguenther@suse.de>
23869 PR tree-optimization/70288
23870 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
23871 we do not estimate unsimplified all-constant conditionals or
23872 switches as optimized away.
23874 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
23876 PR rtl-optimization/69102
23877 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
23878 when we have a readonly dependency context.
23880 2016-03-18 Jeff Law <law@redhat.com>
23882 PR rtl-optimization/70263
23883 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
23884 (update_equiv_regs): When trying to move a store to after the insn
23885 that sets the source of the store, make sure the store occurs after
23886 the insn that sets the source of the store. When successful note
23887 the REG_EQUIV note created in the dump file.
23889 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
23890 Bernd Schmidt <bschmidt@redhat.com>
23892 * doc/extend.texi: Document more potential problems with basic asms.
23894 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
23896 PR rtl-optimization/70278
23897 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
23900 2016-03-18 Jason Merrill <jason@redhat.com>
23902 * calls.c (load_register_parameters): Fix zero size sibcall logic.
23904 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
23906 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
23907 values to 128b regs.
23909 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23911 PR tree-optimization/70252
23912 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
23913 boolean vector has a proper number of elements.
23914 (supportable_narrowing_operation): Likewise.
23916 2016-03-18 Tom de Vries <tom@codesourcery.com>
23919 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
23921 2016-03-18 Jakub Jelinek <jakub@redhat.com>
23923 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
23924 instead of replace_rtx for DEBUG_INSNs.
23926 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23928 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
23929 load type reservations.
23931 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
23934 * config/pa/constraints.md: Revert 2015-02-13 change. Use
23935 define_constraint for "Q" and "T" constraints.
23937 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
23939 Tweak the pipeline model for Exynos M1
23941 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
23944 2016-03-17 David Malcolm <dmalcolm@redhat.com>
23947 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
23948 where one or both locations aren't within a line_map.
23950 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
23953 * opts.c (finish_options): Don't set flag_pie to the default if
23954 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
23957 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
23959 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
23960 true as ALL_REGS argument to replace_rtx.
23962 2016-03-17 Richard Biener <rguenther@suse.de>
23965 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
23968 2016-03-17 Jakub Jelinek <jakub@redhat.com>
23971 * rtl.h (replace_rtx): Add ALL_REGS argument.
23972 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
23973 equality and assert mode is the same, instead of just rtx pointer
23975 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
23976 true as ALL_REGS argument to replace_rtx.
23978 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
23980 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
23981 for boolean vector with vector mode only.
23982 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23984 2016-03-17 Nick Clifton <nickc@redhat.com>
23987 * config/rx/rx.c (rx_print_integer): Print negative constants in
23990 2016-03-17 Jakub Jelinek <jakub@redhat.com>
23993 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
23995 2016-03-16 Richard Henderson <rth@redhat.com>
23996 Richard Biener <rguenth@suse.de>
23998 PR middle-end/70240
23999 PR middle-end/68215
24001 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
24002 first operand as is_gimple_condexpr.
24004 PR middle-end/70240
24005 PR middle-end/68215
24007 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
24008 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
24009 Do not gimplify the result.
24010 (do_unop): Adjust call to tree_vec_extract.
24011 (do_binop): Likewise.
24012 (do_compare): Likewise.
24013 (do_plus_minus): Likewise.
24014 (do_negate): Likewise.
24015 (expand_vector_condition): Likewise.
24016 (do_cond): Likewise.
24018 2016-03-16 Richard Henderson <rth@redhat.com>
24021 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
24022 (aarch64_classify_address): Use it.
24023 (aarch64_legitimize_address): Force all subexpressions of PLUS
24024 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
24026 2016-03-16 Jakub Jelinek <jakub@redhat.com>
24027 Richard Biener <rguenth@suse.de>
24030 * rtlanal.c (replace_rtx): For REG, if from is a REG,
24031 return to even if only REGNO is equal, and assert
24034 2016-03-11 Jeff Law <law@redhat.com>
24036 PR rtl-optimization/70224
24037 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
24039 2016-03-16 Richard Henderson <rth@redhat.com>
24041 PR middle-end/70199
24042 * function.h (struct function): Add has_forced_label_in_static.
24043 * gimplify.c (force_labels_r): Set it.
24044 * lto-streamer-in.c (input_struct_function_base): Read it.
24045 * lto-streamer-out.c (output_struct_function_base): Write it.
24046 * tree-inline.c (has_label_address_in_static_1): Remove.
24047 (copy_forbidden): Remove fndecl parameter; test
24048 has_forced_label_in_static.
24049 (inline_forbidden_p): Update call to copy_forbidden.
24050 (tree_versionable_function_p): Likewise.
24051 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
24052 (chkp_versioning): Likewise.
24053 * tree-inline.h (copy_forbidden): Update decl.
24055 2016-03-16 Marek Polacek <polacek@redhat.com>
24058 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
24059 function being thunked if the result type doesn't have fixed size.
24060 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
24061 doesn't have fixed size.
24063 2016-03-16 Bin Cheng <bin.cheng@arm.com>
24065 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
24066 reporting malformed loop nest.
24068 2016-03-16 Tom de Vries <tom@codesourcery.com>
24071 * ipa-devirt.c (possible_polymorphic_call_targets): Move
24072 nodes.length () == 1 test to before first nodes[0] access.
24074 2016-03-16 Tom de Vries <tom@codesourcery.com>
24076 PR tree-optimization/68715
24077 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
24078 single_pred_p test.
24080 2016-03-16 Tom de Vries <tom@codesourcery.com>
24082 PR tree-optimization/68809
24083 * graphite-scop-detection.c (same_close_phi_node): Test if result types
24086 2016-03-16 Carlos O'Donell <carlos@redhat.com>
24087 Sandra Loosemore <sandra@codesourcery.com>
24089 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
24090 on leaf attribute. Mention ELF interposition problems.
24092 2016-03-16 Alan Modra <amodra@gmail.com>
24094 PR rtl-optimization/69195
24095 PR rtl-optimization/47992
24096 * ira.c (indirect_jump_optimize): Ignore artificial defs.
24099 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
24102 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
24104 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24106 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
24108 2016-03-15 Jakub Jelinek <jakub@redhat.com>
24110 PR rtl-optimization/70222
24111 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
24112 optimization if mode is different from result_mode, queue up masking
24113 of the result in outer_op. Formatting fix.
24115 PR middle-end/70239
24116 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
24119 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24121 PR rtl-optimization/69032
24122 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
24123 looping backwards over basic block insns.
24125 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24128 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
24129 to non-speculative when propagating trap bits.
24131 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24133 PR rtl-optimization/63384
24134 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
24135 DEBUG_INSN_P insns.
24137 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24140 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
24141 factored out from ...
24142 (sched_analyze_insn): ... here.
24143 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
24144 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
24145 get_implicit_reg_pending_clobbers in it.
24146 (setup_id_reg_sets): Use setup_id_implicit_regs.
24147 (deps_init_id): Ditto.
24149 2016-03-15 Tom de Vries <tom@codesourcery.com>
24152 * cgraph.c (cgraph_node::get_body): Save, reset and restore
24154 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
24155 execute_function_dump.
24156 (execute_one_pass): Don't dump function if it will be dumped after ipa
24159 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
24161 * genrecog.c (match_pattern_2): If pred is NULL don't call
24162 safe_predicate_mode on it.
24164 2016-03-14 Jakub Jelinek <jakub@redhat.com>
24166 PR middle-end/70219
24167 * lra-constraints.c (delete_move_and_clobber): Change assertion
24168 to also allow dregno == 0.
24170 2016-03-14 Richard Henderson <rth@redhat.com>
24173 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
24174 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
24175 (reassociate_bb): Use optimize_vec_cond_expr; avoid
24176 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
24179 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
24182 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
24184 (lra_create_live_ranges_1): initialize hard register biggest_mode to
24186 * lra-constraints.c (split_reg): For hard regs, try to find the
24187 biggest single-register mode used in the function.
24189 2016-03-14 Richard Biener <rguenther@suse.de>
24191 PR tree-optimization/56365
24192 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
24193 constants to compare against.
24195 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
24198 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
24199 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
24200 (define_split for the GPR case): Use int_reg_operand instead of
24201 gpc_reg_operand for the output.
24203 2016-03-14 Tom de Vries <tom@codesourcery.com>
24205 PR tree-optimization/70045
24206 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
24207 create_empty_if_region_on_edge argument.
24209 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
24211 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
24212 (STACK_CHECK_PROTECT): Likewise.
24213 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24214 (STACK_CHECK_PROTECT): Likewise.
24215 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24216 (STACK_CHECK_PROTECT): Likewise.
24217 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
24218 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
24219 (STACK_CHECK_PROTECT): Likewise.
24221 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
24223 PR rtl-optimization/69307
24224 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
24225 registers in modes that span more than one register.
24227 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
24230 * lra-constraints.c (delete_move_and_clobber): New.
24231 (remove_inheritance_pseudos): Use it.
24233 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
24236 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
24237 the libcall is LCT_THROW.
24238 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
24239 for the checking routine.
24241 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24244 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
24245 optimization if we have direct move.
24246 (roundu32<mode>2_fprs): Likewise.
24248 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
24251 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
24253 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
24254 Arguments swapped. All callers changed. Take reg_renumber into
24255 account, and Calculate and compare register ranges for hard regs.
24257 2016-03-11 Jeff Law <law@redhat.com>
24259 PR tree-optimization/70190
24260 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24261 Handle cases where we can not extract the taken edge, even though we
24262 found a constant value.
24264 PR tree-optimization/64058
24265 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
24266 (num_coalesce_pairs): Move up earlier in file.
24267 (find_coalesce_pair): Initialize the INDEX field for each pair
24269 (compare_pairs): No longer sort on the elements in each pair.
24270 Instead break ties with the index of the coalesce pair.
24272 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24275 * config/aarch64/aarch64-protos.h
24276 (aarch64_save_restore_target_globals): New prototype.
24277 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
24278 Call the above when popping pragma.
24279 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
24281 (aarch64_set_current_function): Rewrite using the above.
24283 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24285 PR tree-optimization/70177
24286 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
24287 (extract_ops_from_tree): ... this. In the 2 argument
24288 overload remove _1 suffix.
24289 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
24290 (extract_ops_from_tree): ... this.
24291 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
24293 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
24294 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
24295 extract_ops_from_tree instead of 2 operand one.
24297 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
24299 PR tree-optimization/70013
24300 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
24301 for constant-pool entries.
24303 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24305 PR rtl-optimization/70174
24306 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
24307 followed by gen_lowpart on force_reg instead of just gen_lowpart.
24309 PR tree-optimization/70169
24310 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
24311 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
24314 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24315 Jakub Jelinek <jakub@redhat.com>
24318 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
24319 of uninitialized values.
24321 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24323 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
24325 ("*trunctddd2"): New pattern definition.
24326 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
24329 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24331 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
24332 definitions for BFP and DFP rounding modes.
24333 ("fixuns_truncdddi2", "fixuns_trunctddi2")
24334 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
24335 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
24336 ("fix_trunctf<mode>2"): Use the new constants instead of magic
24339 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24341 * config/s390/constraints.md: Adjust comment.
24342 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
24343 s390_decompose_addrstyle_without_index.
24344 * config/s390/predicates.md (shift_count_or_setmem_operand):
24345 Rename to setmem_operand.
24346 * config/s390/s390-protos.h
24347 (s390_decompose_shift_count): Rename to
24348 s390_decompose_addrstyle_without_index.
24349 * config/s390/s390.c (s390_decompose_shift_count)
24350 (s390_mem_constraint, print_shift_count_operand)
24351 (print_operand_address, print_operand): Rename
24352 s390_decompose_shift_count to
24353 s390_decompose_addrstyle_without_index and rename
24354 print_shift_count_operand to print_addrstyle_operand troughout the
24356 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
24357 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
24358 Rename shift_count_or_setmem_operand to setmem_operand.
24359 * config/s390/vx-builtins.md ("vec_insert<mode>")
24360 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
24363 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24366 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24367 Handle overlapping retval and newval.
24369 2016-03-10 Nick Clifton <nickc@redhat.com>
24372 * config/aarch64/aarch64.c
24373 (aarch64_override_options_after_change_1): When forcing
24374 flag_omit_frame_pointer to be true, use a special value that can
24375 be detected if this function is called again, thus preventing
24376 flag_omit_leaf_frame_pointer from being forced to be false.
24378 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24380 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
24381 Set x_flag_omit_leaf_frame_pointer when handling
24382 -momit-leaf-frame-pointer.
24384 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24387 * cgraph.c (cgraph_node::dump): Dump split_part and
24388 indirect_call_target.
24389 * cgraph.h (cgraph_node): Add indirect_call_target flag.
24390 * ipa.c (has_addr_references_p): Cleanup.
24391 (is_indirect_call_target_p): New.
24392 (walk_polymorphic_call_targets): Do not mark virtuals that may be
24393 called indirectly as local.
24394 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
24396 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24399 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
24400 on cxa_pure_virtual.
24402 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24405 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
24407 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24410 * tree.c (need_assembler_name_p): Only record main variant type names.
24412 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24415 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
24416 Always define to 0 or 1.
24417 (TARGET_FIX_ERR_A53_843419): New macro.
24418 * config/aarch64/aarch64-elf-raw.h
24419 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
24420 * config/aarch64/aarch64-linux.h: Likewise.
24421 * config/aarch64/aarch64.c
24422 (aarch64_override_options_after_change_1): Do not default
24423 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
24425 (aarch64_attributes): Handle fix-cortex-a53-843419.
24426 (aarch64_can_inline_p): Likewise.
24427 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
24429 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
24430 Jakub Jelinek <jakub@redhat.com>
24432 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
24433 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
24434 DECL_COMMONS if flag_unconstrained_commons is set.
24435 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24436 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
24437 (funconstrained-commons): Document.
24439 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24441 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
24442 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
24444 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
24446 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
24447 has a proper number of elements.
24449 2016-03-10 Alan Modra <amodra@gmail.com>
24451 PR rtl-optimization/69195
24452 PR rtl-optimization/47992
24453 * ira.c (recorded_label_ref): Delete.
24454 (update_equiv_regs): Return void.
24455 (indirect_jump_optimize): New function.
24456 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
24457 before regstat_compute_ri. Don't rebuild_jump_labels here.
24458 Delete update_regstat.
24460 2016-03-10 Richard Biener <rguenther@suse.de>
24462 PR tree-optimization/70128
24463 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24464 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
24466 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24468 PR tree-optimization/70152
24469 * tree-sra.c (replace_removed_params_ssa_names): Copy over
24470 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
24473 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
24474 instead of gen_sse2_loadlpd.
24475 * config/i386/sse.md (*vec_concatv2df): Rename to...
24476 (vec_concatv2df): ... this.
24478 PR tree-optimization/70127
24479 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
24481 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24485 * diagnostic-show-locus.c (compatible_locations_p): New function.
24486 (layout::layout): Sanitize ranges using compatible_locations_p.
24488 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24492 * diagnostic-show-locus.c (layout_range::layout_range): Replace
24493 location_range param with three const expanded_locations * and a
24495 (layout::layout): Replace call to
24496 rich_location::lazily_expand_location with get_expanded_location.
24497 Extract the range and perform location expansion here, passing
24498 the results to the layout_range ctor.
24499 * diagnostic.c (source_range::debug): Delete.
24500 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
24501 of rich_location::get_expanded_location.
24502 * gcc-rich-location.c (get_range_for_expr): Delete.
24503 (gcc_rich_location::add_expr): Reimplement to avoid the
24504 rich_location::add_range overload that took a location_range,
24505 passing a location_t instead.
24507 2016-03-09 Richard Biener <rguenther@suse.de>
24508 Jakub Jelinek <jakub@redhat.com>
24510 PR tree-optimization/70138
24511 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24512 Also skip vect_double_reduction_def.
24514 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24517 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
24518 if the operand is "m".
24520 2016-03-09 Nathan Sidwell <nathan@acm.org>
24522 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
24524 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24526 * config/i386/i386.c (processor_target_table): Fix cost table
24527 intialization order for znver1.
24529 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24531 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
24532 - becuase -> because.
24533 * ipa-reference.c (ignore_module_statics): Likewise.
24534 * cgraph.c (cgraph_node::get_body): Likewise.
24535 * ipa-inline.c (early_inliner): Likewise.
24536 * ipa-devirt.c (types_same_for_odr): Likewise.
24537 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
24538 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
24540 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24542 * tree-ssa-math-opts.c: Fix typo in comment.
24544 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24547 * config/i386/i386.c (scalar_chain::make_vector_copies,
24548 scalar_chain::convert_reg): Call end_sequence in between
24549 get_insns and emit_conversion_insns rather than after both
24552 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
24555 * config/i386/i386.h (machine_function): Add
24556 pc_thunk_call_expanded flag.
24557 (ix86_pc_thunk_call_expanded): New define.
24558 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
24559 (*set_got): Rename insn pattern from set_got.
24560 (*set_got_labelled): Rename inst pattern from set_got_labelled.
24561 * config/i386/i386.c (ix86_compute_frame_layout): Use
24562 ix86_pc_thunk_call_expanded to prevent red-zone.
24564 2016-03-07 Martin Jambor <mjambor@suse.cz>
24566 * hsa.h (hsa_get_ctor_statements): Declare.
24567 (hsa_get_dtor_statements): Likewise.
24568 (hsa_get_kernel_dispatch_type): Likewise.
24569 * hsa.c (hsa_get_ctor_statements): New function.
24570 (hsa_get_dtor_statements): Likewise.
24571 (hsa_get_kernel_dispatch_type): Likewise.
24572 * hsa-brig.c (hsa_cdtor_statements): Removed.
24573 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
24574 hsa_get_dtor_statements.
24575 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
24576 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
24578 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
24580 * config/arm/arm-cores.def (cortex-r8): New.
24581 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
24582 * config/arm/arm-tune.md: Likewise.
24583 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
24585 2016-03-07 Martin Sebor <msebor@redhat.com>
24587 PR rtl-optimization/19705
24588 * doc/invoke.texi (Options That Control Optimization): Clarify
24589 -fno-branch-count-reg.
24591 2016-02-26 Richard Biener <rguenther@suse.de>
24592 Jeff Law <law@redhat.com>
24594 PR tree-optimization/69740
24595 * cfghooks.c (remove_edge): Request loop fixups if we delete
24596 an edge that might turn an irreducible loop into a natural
24598 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
24599 Move after definition of loops_state_clear.
24601 2016-03-07 Bin Cheng <bin.cheng@arm.com>
24603 PR rtl-optimization/69052
24604 * rtlanal.c (commutative_operand_precedence): Set higher precedence
24607 2016-03-07 Tom de Vries <tom@codesourcery.com>
24609 PR tree-optimization/70116
24610 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
24611 is_tm_ending stmts and ubsan/asan internal functions.
24612 (find_duplicate): Use it. Don't test is_tm_ending here.
24614 2016-03-07 Richard Biener <rguenther@suse.de>
24616 PR tree-optimization/70115
24617 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
24618 (propagate_constants_for_unrolling): Use replace_uses_by.
24620 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
24622 PR middle-end/69916
24623 * omp-low.c (struct oacc_loop): Add ifns.
24624 (new_oacc_loop_raw): Initialize it.
24625 (finish_oacc_loop): Clear mask & flags if no ifns.
24626 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
24627 (oacc_loop_xform_loop): Add ifns arg & adjust.
24628 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
24630 2016-03-07 Richard Henderson <rth@redhat.com>
24633 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
24634 (insert_value_copy_on_edge): Likewise.
24636 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24638 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
24640 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24643 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
24645 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24647 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
24649 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24651 Fix sseimul type attribute.
24652 * config/i386/znver1.md
24653 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
24654 znver1_sseimul_avx256_load) : Fix the type attribute.
24655 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
24656 pipe usage and latency.
24658 2016-03-05 Jakub Jelinek <jakub@redhat.com>
24661 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
24662 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
24665 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24668 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
24670 PR rtl-optimization/69941
24671 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
24672 the reg share its mode.
24674 2016-03-04 Jeff Law <law@redhat.com>
24676 PR tree-optimization/69196
24677 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24678 If the both SSA_NAMEs are anonymous, then consider them unassociated
24679 and include the PHI in the statement count.
24681 2016-03-05 Tom de Vries <tom@codesourcery.com>
24683 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
24684 construct in oacc routine. Check for oacc region in oacc routine.
24686 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24689 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
24690 2016-02-22 changes, instead don't recurse if RECUR is already true.
24691 Don't change *dynamic_check if RECUR. Adjust recursive caller
24692 to pass true to the new argument.
24693 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
24696 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
24697 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
24699 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
24701 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24703 PR rtl-optimization/57676
24704 * lra-assigns.c (lra_assign): Guard test for maximum iterations
24705 with flag_checking.
24707 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
24709 * tree-vect-patterns.c (search_type_for_mask): Handle
24710 comparison of booleans.
24712 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24714 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
24718 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
24719 all other ops that have dw_val_class_die_ref operands,
24720 and DW_OP_GNU_entry_value.
24722 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24724 PR rtl-optimization/69904
24725 * config/arm/arm.c (arm_cannot_copy_insn_p):
24726 Return true for load-exclusive instructions.
24728 2016-03-03 Jakub Jelinek <jakub@redhat.com>
24731 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
24732 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
24733 the pattern no matter if it is used just by non-pattern, pattern
24735 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
24736 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
24737 oprnd1 def_stmt is in pattern, don't look through it.
24739 2016-03-03 Marek Polacek <polacek@redhat.com>
24741 PR middle-end/70050
24742 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
24744 2016-03-03 Martin Liska <mliska@suse.cz>
24746 PR tree-optimization/70043
24747 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
24748 previous statement if we see a debug statement.
24750 2016-03-03 Richard Biener <rguenther@suse.de>
24752 PR tree-optimization/55936
24753 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
24754 parameter and guard unsafe equivalence use.
24755 (vrp_evaluate_conditional_warnv_with_ops): Always use
24756 safe equivalences but not via the quadratic compare_names
24759 2016-03-03 Michael Collison <michael.collison@linaro.org>
24762 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
24763 for operand 1 to s_register_operand. Change predicate for operand
24764 2 to arm_not_immediate_operand.
24766 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
24768 * doc/tm.texi: Regenerated.
24770 2016-03-02 Richard Henderson <rth@redhat.com>
24773 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
24774 simplification when all args are positive non-fixed registers.
24776 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24778 * target.def (lra_p): Specify that new ports should use LRA.
24780 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24783 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
24784 gimplify_type_sizes the type they refer to.
24785 (omp_notice_variable): Handle reference vars to VLAs.
24786 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
24787 reference to VLA decls in the second pass instead of first pass.
24789 2016-03-02 Tom de Vries <tom@codesourcery.com>
24791 PR tree-optimization/68659
24792 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
24793 new_expr == NULL_TREE.
24794 (get_new_name): Handle ADDR_EXPR.
24796 2016-03-02 Bin Cheng <bin.cheng@arm.com>
24798 PR rtl-optimization/69052
24799 * loop-invariant.c (canonicalize_address): New function.
24800 (inv_can_prop_to_addr_use): Check validity of address expression
24801 which is canonicalized by above function.
24803 2016-03-02 Alan Modra <amodra@gmail.com>
24806 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
24809 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24812 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
24813 (*movhi_internal): Put mask moves from and to memory separately
24814 from moves from/to GPRs.
24816 2016-03-02 Richard Biener <rguenther@suse.de>
24818 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
24819 GENERIC expressions in GIMPLE.
24821 2016-03-02 Richard Biener <rguenther@suse.de>
24823 * config/i386/i386.c (type_natural_mode): Fix typo.
24825 2016-03-02 Nick Clifton <nickc@redhat.com>
24827 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
24829 2016-03-02 Richard Biener <rguenther@suse.de>
24830 Uros Bizjak <ubizjak@gmail.com>
24833 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
24835 2016-03-02 Richard Biener <rguenther@suse.de>
24837 PR middle-end/67278
24838 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
24840 2016-03-02 Marek Polacek <polacek@redhat.com>
24843 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
24844 "is promoted to" warning.
24846 2016-03-01 DJ Delorie <dj@redhat.com>
24848 * config.gcc: Deprecate mep-*.
24850 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
24852 PR middle-end/70025
24853 * lra-constraints.c (regno_val_use_in): New.
24854 (match_reload): Use it instead of regno_use_in.
24856 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
24858 PR rtl-optimization/70007
24859 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
24860 references present in REG_EQUAL notes attached to non-SET patterns.
24862 2016-03-01 Jeff Law <law@redhat.com>
24864 PR tree-optimization/69196
24865 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24866 Appropriately clamp the number of statements to copy when the
24867 thread path does not traverse a loop backedge.
24869 PR tree-optimization/69196
24870 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24871 Do count some PHIs in the thread path against the insn count. Decrease
24872 final statement count by one as the control statement in the last
24873 block will get removed. Remove special cased code for handling PHIs
24876 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
24879 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
24880 asm dialect alternatives to explicit GOTPCREL calls.
24882 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
24885 * ira.c (do_reload): Issue warning for generic stack checking here...
24886 * reload1.c (reload): ...instead of here and streamline it.
24888 2016-03-01 Nick Clifton <nickc@redhat.com>
24890 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
24892 2016-03-01 Richard Biener <rguenther@suse.de>
24894 PR tree-optimization/69983
24895 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
24896 types and fall back to operand_equal_p.
24898 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24901 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24903 * config/s390/constraints.md ("jm8"): New constraint.
24904 * config/s390/predicates.md ("const_int_8bitset_operand"): New
24906 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
24908 ("*setmem_long<setmem_and>"): New pattern.
24909 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
24911 ("*setmem_long_31z<setmem_and>"): New pattern.
24912 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
24913 New substitution rules with the required attributes.
24916 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24919 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24921 * gensupport.c (process_substs_on_one_elem): Split loop to
24922 complete mark_operands_used_in_match_dup on all expressions in the
24924 (adjust_operands_numbers): Inline into process_substs_on_one_elem
24925 and remove function.
24927 2016-03-01 Richard Biener <rguenther@suse.de>
24929 PR middle-end/70022
24930 * fold-const.c (fold_indirect_ref_1): Fix range checking for
24931 vector BIT_FIELD_REF extract.
24933 2016-03-01 Richard Biener <rguenther@suse.de>
24935 PR tree-optimization/69994
24936 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
24938 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
24940 PR tree-optimization/69956
24941 * tree-vect-stmts.c (supportable_widening_operation): Support
24942 multi-step conversion of boolean vectors.
24943 (supportable_narrowing_operation): Likewise.
24945 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24947 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
24950 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24952 * config/s390/subst.md (DSI_VI): New mode iterator.
24953 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
24954 * config/s390/vector.md ("vec_set<mode>"): Move expander before
24955 the insn definition.
24956 ("*vec_set<mode>"): Change predicate and add alternative to
24957 support only either register or const_int operands as element
24959 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
24961 ("vec_extract<mode>"): New expander.
24962 ("*vec_extract<mode>"): New insn definition supporting reg and
24963 const_int element selectors.
24964 ("*vec_extract<mode>_plus"): New insn definition supporting
24965 reg+const_int element selectors.
24966 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
24967 following expander+insn definition.
24968 ("<vec_shifts_name><mode>3"): New expander.
24969 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
24971 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24973 * config/s390/s390.md ("*tabort_1"): Change predicate to
24974 nonmemory_operand. Add a second alternative to cover
24975 register as well as const int operands.
24976 ("*tabort_1_plus"): New pattern definition.
24978 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24980 * config/s390/s390.md ("*ashrdi3_cc_31")
24981 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
24982 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
24983 Merge insn definitions into ...
24984 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
24985 New pattern definition.
24986 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
24987 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
24988 ("*ashr<mode>3_and"): Merge insn definitions into ...
24989 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
24990 New pattern definition.
24991 * config/s390/subst.md ("addr_style_op_cc_subst")
24992 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
24993 substitutions patterns plus attributes.
24994 Add ashiftrt to SUBST iterator.
24996 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24998 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
24999 op2 to nonmemory_operand.
25000 ("*<shift>di3_31", "*<shift>di3_31_and"):
25001 Merge into single pattern definition ...
25002 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
25003 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
25004 pattern definition ...
25005 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
25006 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
25009 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25011 * config/s390/predicates.md (const_int_6bitset_operand): New
25013 * config/s390/s390.md: Include subst.md.
25014 ("rotl<mode>3"): New expander.
25015 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
25017 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
25018 * config/s390/subst.md: New file.
25020 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25022 * config/s390/s390.md ("op_type", "atype", "length" attributes):
25023 Remove RRR type. It doesn't really exist.
25024 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
25026 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
25027 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
25028 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
25029 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
25030 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
25031 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
25032 `enabled' attribute.
25034 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25036 * gensupport.c (process_substs_on_one_elem): Split loop to
25037 complete mark_operands_used_in_match_dup on all expressions in the
25039 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25040 and remove function.
25042 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25045 * config/sparc/sparc.c (NWORDS_UP): Rename to...
25046 (CEIL_NWORDS): ...this. Use CEIL macro.
25047 (compute_fp_layout): Adjust to above renaming.
25048 (function_arg_union_value): Likewise.
25049 (sparc_arg_partial_bytes): Likewise.
25050 (sparc_function_arg_advance): Likewise.
25052 2016-02-29 Jeff Law <law@redhat.com>
25054 PR tree-optimization/70005
25055 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
25056 where an object with a boolean range is compared against a value
25059 PR tree-optimization/69999
25060 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
25061 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
25064 2016-02-29 Richard Biener <rguenther@suse.de>
25066 PR tree-optimization/69994
25067 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
25068 (get_unary_op): Look through nop conversions.
25069 (ops_equal_values_p): New function, look for equality diregarding
25071 (eliminate_plus_minus_pair): Use ops_equal_values_p
25072 (repropagate_negates): Do not use get_unary_op here.
25074 2016-02-29 Martin Liska <mliska@suse.cz>
25076 * system.h: Poison ENABLE_CHECKING macro.
25078 2016-02-29 Martin Liska <mliska@suse.cz>
25080 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
25081 is presented in dump flags.
25082 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25083 (hsa_regalloc): Likewise.
25085 2016-02-19 Richard Biener <rguenther@suse.de>
25087 PR tree-optimization/69980
25088 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
25089 permutation of those we need to keep.
25091 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25094 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
25095 (NWORDS_UP): ...this
25096 (init_cumulative_args): Minor tweaks.
25097 (sparc_promote_function_mode): Likewise.
25098 (scan_record_type): Delete.
25099 (traverse_record_type): New function template.
25100 (classify_data_t): New structure type.
25101 (classify_registers): New inline function.
25102 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
25103 exhausted. Instantiate traverse_record_type on classify_registers and
25104 deal with the case of a structure passed in slot #15 with no FP field
25106 (assign_data_t): New structure type.
25107 (compute_int_layout): New static function.
25108 (compute_fp_layout): Likewise.
25109 (count_registers): New inline function.
25110 (assign_int_registers): New static function.
25111 (assign_fp_registers): Likewise.
25112 (assign_registers): New inline function.
25113 (function_arg_record_value_1): Delete.
25114 (function_arg_record_value_2): Likewise.
25115 (function_arg_record_value_3): Likewise.
25116 (function_arg_record_value): Adjust to above changes. Instantiate
25117 traverse_record_type on count_registers to first count the number of
25118 registers to be used and then on assign_registers to assign them.
25119 (function_arg_union_value): Adjust to above renaming.
25120 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
25121 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
25122 case of a structure passed in slot #15
25123 (sparc_function_arg_advance): Likewise.
25124 (function_arg_padding): Minor tweak.
25126 2016-02-29 Richard Biener <rguenther@suse.de>
25128 PR tree-optimization/69720
25129 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
25130 the adjustment_def path for possibly vectorized defs.
25131 (vect_create_epilog_for_reduction): Handle vectorized initial
25134 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
25136 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
25138 2016-02-27 Jeff Law <law@redhat.com>
25141 2016-02-26 Richard Biener <rguenther@suse.de>
25142 Jeff Law <law@redhat.com>
25144 PR tree-optimization/69740
25145 * cfghooks.c (remove_edge): Request loop fixups if we delete
25146 an edge that might turn an irreducible loop into a natural
25149 2016-02-27 Jakub Jelinek <jakub@redhat.com>
25151 PR rtl-optimization/69896
25152 * tree-vect-generic.c (get_compute_type): Avoid single element
25155 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
25157 Rename the AArch64 tuning option and related functions to enable the
25158 Newton series for the reciprocal square root to reflect its
25159 approximative characteristic.
25161 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
25162 function to "aarch64_emit_approx_rsqrt".
25163 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
25164 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
25165 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
25166 (xgene1_tunings): Likewise.
25167 (use_rsqrt_p): Likewise.
25168 (aarch64_emit_swrsqrt): Use new function name.
25169 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
25170 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
25171 text explaining this option.
25172 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
25174 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25177 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
25178 complain about -mallow-movmisalign without -mvsx if
25179 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
25181 2016-02-26 Joel Sherrill <joel@rtems.org>
25183 * config.gcc: Add x86_64-*-rtems*.
25184 * config/i386/rtems-64.h: New file.
25186 2016-02-26 Joel Sherrill <joel@rtems.org>
25188 * config.gcc: Add aarch64-*-rtems*.
25189 * config/aarch64/rtems.h: New file.
25191 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
25194 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
25195 shift amount using %h. Add comment.
25197 2016-02-26 Richard Biener <rguenther@suse.de>
25198 Jeff Law <law@redhat.com>
25200 PR tree-optimization/69740
25201 * cfghooks.c (remove_edge): Request loop fixups if we delete
25202 an edge that might turn an irreducible loop into a natural
25205 2016-02-26 Martin Jambor <mjambor@suse.cz>
25207 PR middle-end/69920
25208 * tree-sra.c (sra_modify_assign): Do not remove loads of
25209 uninitialized aggregates to SSA_NAMEs.
25211 2016-02-26 Richard Henderson <rth@redhat.com>
25214 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
25215 pseudo in case the target rtx matches the source of the left
25218 2016-02-26 Martin Jambor <mjambor@suse.cz>
25221 * hsa.h (hsa_type_packed_p): Declare.
25222 * hsa.c (hsa_type_packed_p): New function.
25223 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
25225 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
25226 * hsa-brig.c (emit_basic_insn): Likewise.
25228 2016-02-26 Martin Jambor <mjambor@suse.cz>
25231 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
25233 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
25235 2016-02-26 Martin Jambor <mjambor@suse.cz>
25237 * hsa.h (is_a_helper): New overload for hsa_op_immed for
25238 hsa_op_with_type operands.
25239 (hsa_unsigned_type_for_type): Declare.
25240 * hsa.c (hsa_unsigned_type_for_type): New function.
25241 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
25242 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
25243 the finalizer. Do not emit extra move.
25245 2016-02-26 Martin Jambor <mjambor@suse.cz>
25247 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
25248 atomic operations in private segment.
25250 2016-02-26 Martin Jambor <mjambor@suse.cz>
25252 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
25253 statements to wi->info. Also disallow omp simd constructs.
25254 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
25255 for not gridifying. Dump special string for omp_for.
25257 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25260 * config/aarch64/aarch64.c (aarch64_set_current_function):
25261 Save/restore target globals when switching to
25262 target_option_default_node.
25264 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25267 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
25268 Return 0 if !SHIFT_COUNT_TRUNCATED.
25270 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25271 Eric Botcazou <ebotcazou@adacore.com>
25273 PR rtl-optimization/69891
25274 * dse.c (scan_insn): If we can't figure out memset arguments
25275 or they are non-constant, call clear_rhs_from_active_local_stores.
25277 2016-02-26 Martin Liska <mliska@suse.cz>
25279 * doc/extend.texi: Mention clog10, clog10f an clog10l
25280 in Builtins section.
25282 2016-02-26 Martin Liska <mliska@suse.cz>
25284 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
25286 (resolve_args_picking_1): Likewise.
25287 * dwarf2out.h (struct GTY): Likewise.
25289 2016-02-26 Martin Liska <mliska@suse.cz>
25291 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
25292 with flag_checking.
25293 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25295 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
25296 Martin Liska <mliska@suse.cz>
25298 * doc/install.texi: Mention --enable-valgrind-annotations.
25300 2016-02-26 Richard Biener <rguenther@suse.de>
25302 PR tree-optimization/69551
25303 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
25304 looking through aliases adjust DECL_PT_UID to refer to the
25305 ultimate alias target.
25307 2016-02-25 Martin Liska <mliska@suse.cz>
25309 PR middle-end/69919
25310 * alloc-pool.c (after_memory_report): New variable.
25311 * alloc-pool.h (base_pool_allocator ::release): Do not use
25312 the infrastructure if after_memory_report.
25313 * toplev.c (toplev::main): Mark after memory report.
25315 2016-02-25 Richard Biener <rguenther@suse.de>
25317 PR tree-optimization/48795
25318 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
25320 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
25323 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
25324 offloading is enabled and -fopenacc or -fopenmp is specified.
25325 (CRTOFFLOADEND): Likewise.
25326 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
25327 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
25328 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
25329 (offload_objects_file_name): New static var.
25330 (tool_cleanup): Remove offload_objects_file_name file.
25331 (find_offloadbeginend): Replace with ...
25332 (find_crtoffloadtable): ... this.
25333 (run_gcc): Remove offload_argc and offload_argv.
25334 Get offload_objects_file_name from -foffload-objects=... option.
25335 Read names of object files with offload from this file, pass them to
25336 compile_images_for_offload_targets. Don't call find_offloadbeginend and
25337 don't pass offloadbegin and offloadend to the linker. Don't pass
25338 offload non-LTO files to the linker, because now they're not claimed.
25340 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
25343 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
25344 on builtin_unreachable.
25346 2016-02-25 Jakub Jelinek <jakub@redhat.com>
25348 PR rtl-optimization/69896
25349 * regcprop.c: Include cfgrtl.h.
25350 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
25351 than remembered mode, either delete it (if noop_move_p), or
25352 treat like copy_p but not noop_p instruction.
25354 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25357 * dwarf2out.c (gen_variable_die): Work around buggy LTO
25358 - allow NULL decl for Fortran DW_TAG_common_block variables.
25360 2016-02-24 Jason Merrill <jason@redhat.com>
25362 * common.opt (flifetime-dse): Add -flifetime-dse=1.
25364 2016-02-24 Richard Biener <rguenther@suse.de>
25365 Jakub Jelinek <jakub@redhat.com>
25367 PR middle-end/69760
25368 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
25369 conditionally executed ops to well-defined overflow behavior.
25371 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25373 PR middle-end/69915
25374 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
25377 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25379 PR rtl-optimization/69886
25380 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
25381 argument. Use it when checking validity of set instructions.
25382 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
25383 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
25385 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
25386 * store-motion.c (find_moveable_store): Update
25387 can_assign_to_reg_without_clobbers_p callsite.
25389 2016-02-24 Richard Biener <rguenther@suse.de>
25391 PR middle-end/68963
25392 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
25394 (record_nonwrapping_iv): Do not fall back to the low/high bound
25395 for non-constant IV bases if the stmt is not always executed.
25397 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25399 * config/arm/arm-cores.def (cortex-a32): New entry.
25400 * config/arm/arm-tables.opt: Regenerate.
25401 * config/arm/arm-tune.md: Regenerate.
25402 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
25403 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
25404 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
25405 for -mcpu and -mtune.
25407 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25410 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
25411 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
25412 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
25413 (atomic_loaddi_1): Delete.
25414 (atomic_loaddi): Rewrite expander using the above changes.
25416 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25419 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
25422 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25423 Richard Biener <rguenth@suse.de>
25425 PR middle-end/69909
25426 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
25427 set_mem_attributes if tem is SSA_NAME which got expanded
25430 2016-02-24 Richard Biener <rguenther@suse.de>
25432 PR tree-optimization/69907
25433 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
25434 end of permutations for BB vectorization.
25436 2016-02-24 Christian Bruel <christian.bruel@st.com>
25438 * config/arm/arm-c.c (arm_option_override): Initialize
25439 target_option_current_node.
25440 * config/arm/arm.c (arm_pragma_target_parse): Replace
25441 build_target_option_node call by target_option_current_node.
25442 Set target_option_current_node.
25445 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
25448 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
25449 define_insn_and_split to define_insn.
25450 (zero_extendqi<mode>2_dot2): Same.
25451 (extendqi<mode>2_dot): Same.
25452 (extendqi<mode>2_dot2): Same.
25454 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25456 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
25457 and add bypass for AES{D,E} and AESMC pairs.
25458 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
25461 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25463 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
25464 series for reciprocal square root in Exynos M1.
25466 2016-02-23 Martin Sebor <msebor@redhat.com>
25469 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
25470 __builtin_alloca_with_align.
25472 2016-02-23 Richard Henderson <rth@redhat.com>
25474 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
25475 (ix86_register_pragmas): Remove __seg_tls.
25476 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
25477 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
25478 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
25479 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
25480 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
25481 * doc/extend.texi (__seg_tls): Remove item.
25483 2016-02-23 Richard Biener <rguenther@suse.de>
25485 * alloc-pool.h (struct allocation_object): Make id member
25486 conditional on CHECKING_P again.
25487 (get_instance): Adjust.
25488 (base_pool_allocator): Likewise.
25490 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
25492 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
25493 (parallelize_loops): In OpenACC kernels mode, set n_threads to
25495 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
25497 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
25499 2016-02-23 Richard Biener <rguenther@suse.de>
25501 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
25502 * bitmap.h (struct bitmap_usage): Likewise.
25503 (bitmap_move): Declare.
25504 * bitmap.c (register_overhead): Take size_t argument.
25505 (bitmap_move): New function.
25506 * df-problems.c (df_rd_transfer_function): Use bitmap_move
25507 to properly account overhead.
25508 * tree.c (free_node): Use tree_size.
25510 2016-02-23 Jakub Jelinek <jakub@redhat.com>
25513 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
25514 when inverting comparison.
25517 * common.opt (Wunreachable-code): Add Warning flag.
25519 2016-02-23 Mark Wielaard <mjw@redhat.com>
25520 Jakub Jelinek <jakub@redhat.com>
25523 * cgraphunit.c (check_global_declaration): Check main_input_filename
25524 and DECL_SOURCE_FILE are not NULL.
25526 2016-02-23 Martin Jambor <mjambor@suse.cz>
25528 PR tree-optimization/69666
25529 * tree-sra.c (sra_modify_assign): Do not attempt to create
25530 default_def replacements for unscalarizable regions.
25532 2016-02-20 Mark Wielaard <mjw@redhat.com>
25535 * cgraphunit.c (check_global_declaration): Check level of
25536 warn_unused_const_variable and main_input_filename.
25537 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
25538 (-Wunused-variable): For C implies -Wunused-const-variable=1.
25539 (-Wunused-const-variable): Explain levels 1 and 2.
25541 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25544 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
25545 identical arguments. Formatting and spelling fixes.
25548 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
25553 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
25554 and m68k-devices.def.
25555 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
25556 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
25558 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
25560 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
25561 and HImode registers.
25563 2016-02-22 Richard Biener <rguenther@suse.de>
25565 PR tree-optimization/69882
25566 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
25567 preserve permutations present because of gaps.
25568 (vect_supported_load_permutation_p): Always continue checking
25569 permutations after vect_attempt_slp_rearrange_stmts.
25571 2016-02-22 Bin Cheng <bin.cheng@arm.com>
25573 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
25574 min_profitable_estimate, rather than min_profitable_iters.
25576 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25579 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
25580 SImode for last match_operand.
25582 2016-02-22 Martin Liska <mliska@suse.cz>
25584 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
25585 return bitsize - 1 as the return value.
25587 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
25591 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
25592 Handle negative shift counts.
25593 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
25594 force_reg on the shift constant.
25595 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
25596 (lshrsi3_d): Handle negative shift counts.
25598 2016-02-22 Richard Biener <rguenther@suse.de>
25599 Tom de Vries <tom@codesourcery.com>
25601 * graph.c: Include dumpfile.h.
25602 (print_graph_cfg): Split into three overloads.
25603 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
25605 2016-02-22 Tom de Vries <tom@codesourcery.com>
25607 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
25610 2016-02-22 Richard Biener <rguenther@suse.de>
25613 * ipa-inline-transform.c (inline_call): When not updating
25614 overall summaries adjust self size by the growth estimate.
25615 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
25616 hash-set, do not update overall summaries here. Renamed from ...
25617 (inline_to_all_callers): ... this which is now wrapping the
25618 above and performing delayed overall summary update.
25619 (early_inline_small_functions): Delay updating of the overall
25622 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
25624 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
25627 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25630 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
25631 :%* in %:gt() argument.
25632 (greater_than_spec_func): Adjust for expecting only numbers,
25633 if there are more than two numbers, compare the last two.
25635 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
25637 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
25638 -Wnarrowing with -std.
25640 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25643 * expr.c (store_field): Don't use bit-field path if exp is
25644 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
25645 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
25646 and the assignment can be performed by bitwise copy. Formatting
25649 PR middle-end/69838
25650 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
25651 call copy_reg_eh_region_note_forward on before and/or after sequences
25652 and remove note from insn if it no longer can throw.
25655 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
25656 if TARGET_AVX512BW.
25658 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25660 * config/s390/vector.md: Add missing commutative operand markers
25661 to the patterns which qualify for one.
25662 * config/s390/vx-builtins.md: Likewise.
25664 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25666 * config/s390/vector.md (VI, VI_QHS): Add single element vector
25667 types to mode iterators.
25668 (vec_double): ... and mode attribute.
25669 * config/s390/vx-builtins.md (non_vec_int): Likewise.
25671 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25673 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
25674 Change the predicate of op2 from nonimmediate to general and let
25675 reload fix it if necessary.
25677 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25679 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
25681 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25683 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
25686 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25688 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
25689 * config/s390/s390.c (s390_expand_vec_movstr): New function.
25690 * config/s390/s390.md ("movstr<P:mode>"): Call
25691 s390_expand_vec_movstr.
25693 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25695 * config/s390/s390.md: Add missing output modifier for operand 1
25696 to print it as address properly.
25698 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25700 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
25701 * config/s390/2964.md: New file.
25702 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
25703 of insn grouping attributes depending on the CPU level.
25704 (s390_get_unit_mask): New function.
25705 (s390_sched_score): Remove the OOO from the scheduling macros.
25706 Add loop to calculate a score for the instruction mix.
25707 (s390_sched_reorder): Likewise plus improve debug output.
25708 (s390_sched_variable_issue): Rename macros as above. Calculate
25709 the unit distances after actually scheduling an insn. Improve
25711 (s390_sched_init): Clear last_scheduled_unit_distance array.
25712 * config/s390/s390.md: Include 2964.md.
25714 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25717 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
25718 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
25719 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
25720 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
25721 *avx512f_<code>v8div16qi2_mask_1): New insns.
25723 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
25726 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
25729 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
25730 earlyclobber from target. Use wF constraint for fused memory
25732 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
25734 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25735 Martin Liska <mliska@suse.cz>
25738 * cfgexpand.c (asan_sanitize_stack_p): New function.
25739 (partition_stack_vars): Use the function.
25740 (expand_stack_vars): Likewise.
25741 (defer_stack_allocation): Likewise.
25742 (expand_used_vars): Likewise.
25744 2016-02-18 Richard Biener <rguenther@suse.de>
25746 PR middle-end/69553
25747 * fold-const.c (operand_equal_p): Properly compare offsets for
25748 IMAGPART_EXPR and ARRAY_REF.
25750 2016-02-18 Nick Clifton <nickc@redhat.com>
25754 * config/arm/arm.c (arm_option_override_internal): Disable
25755 interworking if the target does not support thumb instructions.
25756 (arm_reload_in_hi): Handle the case where a register to register
25757 move needs reloading because there is no simple pattern to handle
25759 (arm_reload_out_hi): Likewise.
25761 2016-02-18 Richard Biener <rguenther@suse.de>
25763 PR middle-end/69854
25764 * match.pd: Don't use fold_binary or fold_unary for folding
25767 2016-02-17 Jakub Jelinek <jakub@redhat.com>
25770 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
25771 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
25772 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
25773 warn on gimple_no_warning_p statements.
25775 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
25777 * doc/extend.texi (C++ Attributes): Correct description of
25778 warn_unused type attribute.
25780 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25782 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
25783 correct instruction.
25785 2016-02-17 Richard Biener <rguenther@suse.de>
25787 PR rtl-optimization/69609
25788 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
25789 (find_traces_1_round): When ending a trace update cached priority
25791 (bb_to_key): Use cached priority when available.
25792 (copy_bb): Initialize cached priority.
25793 (reorder_basic_blocks_software_trace_cache): Likewise.
25795 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25798 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
25800 (aarch64_comparison_operator): Break overly long line into two.
25801 (aarch64_comparison_operation): Likewise.
25802 * config/aarch64/aarch64.md (cstorecc4): Use
25803 aarch64_comparison_operator_mode instead of
25804 aarch64_comparison_operator.
25805 (cstore<mode>4): Likewise.
25806 (aarch64_cstore<mode>): Likewise.
25807 (*cstoresi_insn_uxtw): Likewise.
25808 (cstore<mode>_neg): Likewise.
25809 (*cstoresi_neg_uxtw): Likewise.
25811 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25814 * config/arm/predicates.md (arm_comparison_operator_mode):
25816 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
25817 instead of arm_comparison_operator.
25818 (*mov_negscc): Likewise.
25819 (*mov_notscc): Likewise.
25820 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
25821 (*thumb2_mov_negscc): Likewise.
25822 (*thumb2_mov_negscc_strict_it): Likewise.
25823 (*thumb2_mov_notscc): Likewise.
25824 (*thumb2_mov_notscc_strict_it): Likewise.
25826 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
25828 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
25829 Add missing return.
25831 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
25833 * config/visium/visium.c (machine_libfunc_index): New enum.
25834 (machine_libfuncs): New structure.
25835 (visium_libfuncs): New static variable.
25836 (TARGET_INIT_LIBFUNCS): Define to...
25837 (visium_init_libfuncs): ...this. New function.
25838 (expand_block_move_4): Use the appropriate libfunc.
25839 (expand_block_move_2): Likewise.
25840 (expand_block_move_1): Likewise.
25841 (expand_block_set_4): Likewise.
25842 (expand_block_set_2): Likewise.
25843 (expand_block_set_1): Likewise.
25844 (visium_trampoline_init): Likewise.
25846 2016-02-17 Nick Clifton <nickc@redhat.com>
25848 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
25849 TI's devices.csv file as of March 2016.
25851 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
25854 * opts-global.c (handle_common_deferred_options): Introduce and
25855 initialize two global variables to remember command-line options
25856 specifying a stack-limiting register.
25857 * opts.h: Add extern declarations of the two new global variables.
25858 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
25859 variable based on the values of the two new global variables.
25861 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25864 * common.opt (Wnonnull-compare): New warning.
25865 * doc/invoke.texi (-Wnonnull): Remove text about comparison
25866 of arguments against NULL.
25867 (-Wnonnull-compare): Document.
25868 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
25869 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
25870 * passes.def (pass_warn_nonnull_compare): Add.
25871 * gimple-ssa-nonnull-compare.c: New file.
25873 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25875 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
25876 AARCH64_EXTRA_TUNE_RECIP_SQRT.
25878 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25880 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
25881 reciprocal sqrt for -mlow-precision-recip-sqrt.
25883 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25884 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25886 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
25887 always use lane loads to construct non-constant vectors.
25889 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25891 * config/aarch64/aarch64.md
25892 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
25893 constraints for operand 3.
25894 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
25896 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25897 Richard Biener <rguenther@suse.de>
25899 PR tree-optimization/69820
25900 * tree-vect-patterns.c (type_conversion_p): Return false if
25901 *orig_type is unsigned single precision or boolean.
25902 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
25905 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25907 PR rtl-optimization/69764
25908 PR rtl-optimization/69771
25909 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
25910 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
25912 2016-02-16 Richard Biener <rguenther@suse.de>
25914 PR tree-optimization/69776
25915 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
25917 (indirect_refs_may_alias_p): Likewise.
25918 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
25919 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
25920 according to tbaa_p.
25921 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
25922 (optimize_stmt): For redundant store discovery do not allow tbaa.
25924 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
25926 PR tree-optimization/69714
25927 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
25928 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
25930 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
25932 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
25933 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
25934 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
25935 * config/arc/arc.c (arc_init): Check FPU options.
25936 (get_arc_condition_code): Handle new CC_FPU* modes.
25937 (arc_select_cc_mode): Likewise.
25938 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
25939 register pair only. Allow access for ARCv2 accumulator.
25940 (gen_compare_reg): Whenever we have FPU support use FPU compare
25942 (arc_reorg): Don't generate brcc insns when FPU compare
25943 instructions are involved.
25944 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
25945 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
25946 floating point emulation.
25947 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
25948 (REVERSE_CONDITION): Add new CC_FPU* modes.
25949 (TARGET_FP_SP_BASE): Define.
25950 (TARGET_FP_DP_BASE): Likewise.
25951 (TARGET_FP_SP_FUSED): Likewise.
25952 (TARGET_FP_DP_FUSED): Likewise.
25953 (TARGET_FP_SP_CONV): Likewise.
25954 (TARGET_FP_DP_CONV): Likewise.
25955 (TARGET_FP_SP_SQRT): Likewise.
25956 (TARGET_FP_DP_SQRT): Likewise.
25957 (TARGET_FP_DP_AX): Likewise.
25958 * config/arc/arc.md (ARCV2_ACC): New constant.
25959 (type): New fpu type attribute.
25960 (SDF): Conditional iterator.
25961 (cstore<mode>, cbranch<mode>): Change expand condition.
25962 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
25963 handles FPU/FPX cases as well.
25964 * config/arc/arc.opt (mfpu): New option.
25965 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
25967 (adddf3, muldf3, subdf3): Removed.
25968 * config/arc/predicates.md (proper_comparison_operator): Recognize
25970 * config/arc/fpu.md: New file.
25971 * doc/invoke.texi (ARC Options): Document mfpu option.
25973 2016-02-16 Richard Biener <rguenther@suse.de>
25975 PR rtl-optimization/69291
25976 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
25977 noce_operand_ok check.
25979 2016-02-16 Tom de Vries <tom@codesourcery.com>
25982 * omp-low.c (simd_clone_create): Remove call to
25983 symtab->call_cgraph_insertion_hooks.
25985 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25987 PR tree-optimization/69802
25988 * tree-ssa-reassoc.c (update_range_test): If op is
25989 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
25990 op == 1 test of precision 1 integral op, otherwise handle
25991 that case as op itself. Fix up formatting.
25992 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
25995 2016-02-16 Richard Biener <rguenther@suse.de>
25997 PR tree-optimization/69586
25998 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
25999 types for conversion sources.
26001 2016-02-16 Richard Biener <rguenther@suse.de>
26003 PR middle-end/69801
26004 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
26005 mask OEP_ADDRESS_OF.
26007 2016-02-16 Alan Modra <amodra@gmail.com>
26010 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
26011 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
26012 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
26014 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
26015 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
26016 (p8_fmrgow_<mode>): Likewise.
26017 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
26019 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
26020 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
26021 to use movdi_internal64. Remove op0_di.
26022 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
26024 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
26026 Add support for the FCCMP insn types
26028 * config/aarch64/aarch64.md (fccmp): Change insn type.
26029 (fccmpe): Likewise.
26030 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
26031 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
26032 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
26033 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
26034 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
26035 * config/arm/types.md (fccmps): Add new insn type.
26036 (fccmpd): Likewise.
26038 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
26040 * alias.c (get_alias_set): Fix a typo in comment.
26042 2016-02-15 Richard Biener <rguenther@suse.de>
26044 PR tree-optimization/69595
26045 * match.pd: Complete range test simplification to true.
26047 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
26049 PR rtl-optimization/69648
26050 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
26051 pic_offset_table_rtx.
26053 PR rtl-optimization/69752
26054 * ira.c (update_equiv_regs): When looking for more than a single SET,
26055 also take other side effects into account.
26057 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26059 * config/s390/s390.c (s390_function_profiler): Add a new sequence
26060 for z900+ CPUs in 31-bit mode.
26062 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26064 * common/config/s390/s390-common.c (s390_supports_split_stack):
26066 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
26067 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
26068 * config/s390/s390.c (struct machine_function): New field
26069 split_stack_varargs_pointer.
26070 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
26071 in s390_emit_prologue.
26072 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
26074 (morestack_ref): New global.
26075 (SPLIT_STACK_AVAILABLE): New macro.
26076 (s390_expand_split_stack_prologue): New function.
26077 (s390_live_on_entry): New function.
26078 (s390_va_start): Use split-stack vararg pointer if appropriate.
26079 (s390_asm_file_end): Emit the split-stack note sections.
26080 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
26081 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
26082 (UNSPECV_SPLIT_STACK_CALL): New unspec.
26083 (UNSPECV_SPLIT_STACK_DATA): New unspec.
26084 (split_stack_prologue): New expand.
26085 (split_stack_space_check): New expand.
26086 (split_stack_data): New insn.
26087 (split_stack_call): New expand.
26088 (split_stack_call_*): New insn.
26089 (split_stack_cond_call): New expand.
26090 (split_stack_cond_call_*): New insn.
26092 2016-02-15 Richard Biener <rguenther@suse.de>
26094 PR tree-optimization/69783
26095 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26096 Add trivially correct cases.
26098 2016-02-15 Tom de Vries <tom@codesourcery.com>
26101 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
26103 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
26105 2016-02-15 Richard Biener <rguenther@suse.de>
26107 PR tree-optimization/69776
26108 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
26109 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
26110 indicate whether we can use TBAA to disambiguate against stores.
26111 Use alias-set zero if not.
26112 (visit_reference_op_store): Do not use TBAA when looking up
26114 * tree-ssa-pre.c (compute_avail): Use TBAA here.
26115 (eliminate_dom_walker::before_dom_children): But not when looking
26116 up redundant stores.
26118 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
26120 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
26122 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26124 * config/i386/znver1.md
26125 (znver1_pop, znver1_pop_mem,
26126 znver1_load_imov_double_store,
26127 znver1_load_imov_direct_store,
26128 znver1_load_imov_direct_load,
26129 znver1_load_imov_double_load): Add new.
26130 (znver1_insn, znver1_insn_load): Add icmov type.
26131 (znver1_sseavx_fma,
26132 znver1_sseavx_fma_load,
26134 znver1_avx256_fma_load): Fix pipe usage.
26136 2016-02-14 Alan Modra <amodra@gmail.com>
26139 * reload.c (find_reloads_address_1): For pre/post-inc/dec
26140 with an invalid hard reg, reload just the reg not the entire
26141 pre/post-inc/dec address expression.
26143 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26146 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
26147 fixed R1_REG scratch reg.
26148 (sibcall_value_pcrel_fdpic): Likewise.
26150 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26154 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
26156 2016-02-12 Walter Lee <walt@tilera.com>
26158 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
26159 * config/tilegx/t-tilegx: Likewise.
26161 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26164 * diagnostic-show-locus.c (struct line_span): New struct.
26165 (layout::get_first_line): Delete.
26166 (layout::get_last_line): Delete.
26167 (layout::get_num_line_spans): New member function.
26168 (layout::get_line_span): Likewise.
26169 (layout::print_heading_for_line_span_index_p): Likewise.
26170 (layout::get_expanded_location): Likewise.
26171 (layout::calculate_line_spans): Likewise.
26172 (layout::m_first_line): Delete.
26173 (layout::m_last_line): Delete.
26174 (layout::m_line_spans): New field.
26175 (layout::layout): Update comment. Replace m_first_line and
26176 m_last_line with m_line_spans, replacing their initialization
26177 with a call to calculate_line_spans.
26178 (diagnostic_show_locus): When printing source lines and
26179 annotations, rather than looping over a single span
26180 of lines, instead loop over each line_span within
26181 the layout, with an inner loop over the lines within them.
26182 Call the context's start_span callback when changing line spans.
26183 * diagnostic.c (diagnostic_initialize): Initialize start_span.
26184 (diagnostic_build_prefix): Break out the building of the location
26185 part of the string into...
26186 (diagnostic_get_location_text): ...this new function, rewriting
26187 it from nested ternary expressions to a sequence of "if"
26189 (default_diagnostic_start_span_fn): New function.
26190 * diagnostic.h (diagnostic_start_span_fn): New typedef.
26191 (diagnostic_context::start_span): New field.
26192 (default_diagnostic_start_span_fn): New prototype.
26194 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26197 * gcc.c (driver::finalize): Fix cleanup of "specs".
26199 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26203 * gcc.c (driver::driver): Initialize m_option_suggestions.
26204 (driver::~driver): Clean up m_option_suggestions.
26205 (suggest_option): Convert to...
26206 (driver::suggest_option): ...this, and split out into
26207 driver::build_option_suggestions and find_closest_string.
26208 (driver::build_option_suggestions): New function, from
26209 first half of suggest_option. Special-case
26210 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
26211 the sanitizer_opts array. For options of enum types, add the
26212 various enum values to the candidate strings.
26213 (driver::handle_unrecognized_options): Remove "const".
26214 * gcc.h (driver::handle_unrecognized_options): Likewise.
26215 (driver::build_option_suggestions): New decl.
26216 (driver::suggest_option): New decl.
26217 (driver::m_option_suggestions): New field.
26218 * opts-common.c (add_misspelling_candidates): New function.
26219 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
26220 and make non-static.
26221 * opts.h (sanitizer_opts): New array decl.
26222 (add_misspelling_candidates): New function decl.
26223 * spellcheck.c (find_closest_string): New function.
26224 * spellcheck.h (find_closest_string): New function decl.
26226 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26228 PR rtl-optimization/69764
26229 PR rtl-optimization/69771
26230 * optabs.c (expand_binop_directly): For shift_optab_p, force
26231 convert_modes with VOIDmode if xop1 has VOIDmode.
26233 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
26236 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
26237 to correctly determine instrumentation thunks.
26239 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26242 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
26243 type by reference, force lhs on the call.
26246 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
26247 Compute retval and retbnd early in all cases if split_part_return_p
26248 and return_bb is not EXIT. Remove all clobber stmts and reset
26249 all debug stmts that refer to SSA_NAMEs defined in split part,
26250 except if it is retval, in that case replace the old retval with the
26251 lhs of the call to the split part.
26253 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26256 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26258 PR middle-end/66726
26259 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26260 whose result is used in PHI.
26261 (maybe_optimize_range_tests): Likewise.
26262 (final_range_test_p): Likweise.
26264 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26266 PR middle-end/66726
26267 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26268 whose result is used in PHI.
26269 (maybe_optimize_range_tests): Likewise.
26270 (final_range_test_p): Likweise.
26272 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26274 * cgraph.c: Spelling fixes - behaviour -> behavior and
26275 neighbour -> neighbor.
26276 * target.def: Likewise.
26277 * sel-sched.c: Likewise.
26278 * config/mips/mips.c: Likewise.
26279 * config/arc/arc.md: Likewise.
26280 * config/arm/cortex-a57.md: Likewise.
26281 * config/arm/arm.c: Likewise.
26282 * config/arm/neon.md: Likewise.
26283 * config/arm/arm-c.c: Likewise.
26284 * config/vms/vms-c.c: Likewise.
26285 * config/s390/s390.c: Likewise.
26286 * config/i386/znver1.md: Likewise.
26287 * config/i386/i386.c: Likewise.
26288 * config/ia64/hpux-unix2003.h: Likewise.
26289 * config/msp430/msp430.md: Likewise.
26290 * config/rx/rx.c: Likewise.
26291 * config/rx/rx.md: Likewise.
26292 * config/aarch64/aarch64-simd.md: Likewise.
26293 * config/aarch64/aarch64.c: Likewise.
26294 * config/nvptx/nvptx.c: Likewise.
26295 * config/bfin/bfin.c: Likewise.
26296 * config/cris/cris.opt: Likewise.
26297 * config/rs6000/rs6000.c: Likewise.
26298 * target.h: Likewise.
26299 * spellcheck.c: Likewise.
26300 * ira-build.c: Likewise.
26301 * tree-inline.c: Likewise.
26302 * builtins.c: Likewise.
26303 * lra-constraints.c: Likewise.
26304 * explow.c: Likewise.
26305 * hwint.h: Likewise.
26306 * targhooks.c: Likewise.
26307 * tree-vect-data-refs.c: Likewise.
26308 * expr.c: Likewise.
26309 * doc/tm.texi: Likewise.
26310 * doc/extend.texi: Likewise.
26311 * doc/install.texi: Likewise.
26312 * doc/md.texi: Likewise.
26313 * tree-ssa-tail-merge.c: Likewise.
26314 * sched-int.h: Likewise.
26315 * match.pd: Likewise.
26316 * sched-ebb.c: Likewise.
26317 * target.def (omit_struct_return_reg): Likewise.
26318 * gimple-ssa-isolate-paths.c: Likewise.
26319 (find_implicit_erroneous_behaviour): Renamed to...
26320 (find_implicit_erroneous_behavior): ... this.
26321 (find_explicit_erroneous_behaviour): Renamed to...
26322 (find_explicit_erroneous_behavior): ... this.
26323 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
26325 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
26327 PR rtl-optimization/64682
26328 PR rtl-optimization/69567
26329 PR rtl-optimization/69737
26330 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
26331 in I2 as well, just lose it.
26333 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26335 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
26337 (aarch64_last_printed_tune_string): Likewise.
26338 (aarch64_declare_function_name): Only output .arch assembler
26339 directive if it will be different from the previously output
26340 directive. Same for .tune comment but only if -dA is set.
26341 (aarch64_start_file): New function.
26342 (TARGET_ASM_FILE_START): Define.
26344 2016-02-11 David Malcolm <dmalcolm@redhat.com>
26347 * Makefile.in (PLUGIN_HEADERS): Add params.list.
26349 2016-02-11 Jakub Jelinek <jakub@redhat.com>
26352 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
26353 -Wmaybe-uninitialized warning.
26355 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
26358 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
26360 2016-02-11 Richard Biener <rguenther@suse.de>
26362 PR rtl-optimization/69291
26363 * ifcvt.c (noce_try_store_flag_constants): Do not allow
26364 subexpressions affected by changing the result.
26366 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
26369 * lra-constraints.c (curr_insn_transform): Find in/out operands
26370 for secondary memory moves. Update dups.
26372 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
26374 PR tree-optimization/69652
26375 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
26376 to nested loop, did source re-formatting, skip debug statements,
26377 add check on statement with volatile operand, remove dead scalar
26380 2016-02-10 Jakub Jelinek <jakub@redhat.com>
26381 Patrick Palka <ppalka@gcc.gnu.org>
26385 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
26386 calls if the return type is TREE_ADDRESSABLE.
26387 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
26388 * ipa-split.c (split_function): Fix doubled "we" in comment.
26389 Use void return type for the split part even if
26390 !split_point->split_part_set_retval.
26392 2016-02-10 Bin Cheng <bin.cheng@arm.com>
26394 PR tree-optimization/68021
26395 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
26396 when computing the value of biv cand by itself.
26398 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26400 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
26401 (cortexa57_tunings): Likewise.
26402 (cortexa72_tunings): Likewise.
26403 (arch_macro_fusion_pair_p): Add support for AES fusion.
26404 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
26405 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
26406 Allow virtual registers before reload so early scheduling works.
26407 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
26408 correct latency and pipeline.
26409 (cortex_a57_crypto_complex): Likewise.
26410 (cortex_a57_crypto_xor): Likewise.
26411 (define_bypass): Add AES bypass.
26413 2016-02-10 Richard Biener <rguenther@suse.de>
26415 PR tree-optimization/69726
26416 * passes.def: Add DCE pass before late uninit.
26417 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
26418 really fixup if-conversions job.
26420 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26422 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
26423 (arm_cortex_a57_tune): Likewise.
26424 (aarch_macro_fusion_pair_p): Add support for AES fusion.
26425 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
26427 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
26429 * timevar.def (TV_PHASE_DBGINFO): Delete.
26430 (TV_PHASE_CHECK_DBGINFO): Likewise.
26431 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
26433 2016-02-10 Richard Biener <rguenther@suse.de>
26435 PR tree-optimization/69719
26436 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26437 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
26439 2016-02-09 Andrew Pinski <apinski@cavium.com>
26442 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
26443 get_vcond_mask_icode returns false.
26445 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
26448 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
26449 an ADDIS that adds a pointer to a large constant that sets the
26450 upper16 bits with a load operation.
26452 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26455 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
26457 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
26459 (vzipq_s16): Likewise.
26460 (vzipq_s32): Likewise.
26461 (vzipq_f32): Likewise.
26462 (vzipq_u8): Likewise.
26463 (vzipq_u16): Likewise.
26464 (vzipq_u32): Likewise.
26465 (vzipq_p8): Likewise.
26466 (vzipq_p16): Likewise.
26468 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26471 * config/arm/arm.c (neon_endian_lane_map): New function.
26472 (neon_vector_pair_endian_lane_map): New function.
26473 (arm_evpc_neon_vuzp): Allow for big endian lane order.
26474 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
26476 (vuzpq_s16): Likewise.
26477 (vuzpq_s32): Likewise.
26478 (vuzpq_f32): Likewise.
26479 (vuzpq_u8): Likewise.
26480 (vuzpq_u16): Likewise.
26481 (vuzpq_u32): Likewise.
26482 (vuzpq_p8): Likewise.
26483 (vuzpq_p16): Likewise.
26485 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
26488 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
26491 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
26493 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
26494 truncate const_int operand 1 to QImode.
26496 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
26498 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
26499 corresponding to an abnormal edge.
26501 2016-02-09 Tom de Vries <tom@codesourcery.com>
26503 PR tree-optimization/69599
26504 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
26506 (find_func_aliases_for_builtin_call, find_func_clobbers)
26507 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
26510 2016-02-09 Richard Biener <rguenther@suse.de>
26512 PR tree-optimization/69715
26513 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
26514 LHS on calls as non-rewritable.
26516 2016-02-09 Tom de Vries <tom@codesourcery.com>
26519 * lto-wrapper.c (append_diag_options): New function.
26520 (compile_offload_image): Call append_diag_options.
26522 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
26525 * doc/extend.texi (Flag Output Operands): Correct sectioning.
26526 Minor copy-edit to fix verb tenses.
26528 2016-02-08 Jakub Jelinek <jakub@redhat.com>
26530 PR tree-optimization/69209
26531 * ipa-split.c (split_function): If split part is not
26532 returning retval, retval has gimple type but is not
26533 gimple value, force it into a SSA_NAME first.
26535 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
26537 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
26540 2016-02-08 Jason Merrill <jason@redhat.com>
26543 * convert.c (convert_to_integer_1): Check dofold on truncation
26545 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
26546 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
26547 Rename from *_nofold.
26548 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
26549 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
26551 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
26554 * tree.c (build_common_tree_nodes): Remove short_double argument.
26555 All callers changed.
26556 * tree.h (build_common_tree_nodes): Adjust declaration.
26557 * doc/invoke.texi (-fshort-double): Remove documentation.
26558 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26559 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
26560 * lto-wrapper.c (merge_and_complain, append_compiler_options)
26561 (append_linker_options): Don't handle OPT_fshort_double.
26563 PR rtl-optimization/68730
26564 * lra-remat.c (insn_to_cand_activation): New static variable.
26565 (lra_remat): Allocate and free it.
26566 (create_cand): New arg activation. Initialize a field in
26567 insn_to_cand_activation if it is nonnull.
26568 (create_cands): Pass the activation insn to create_cand when making
26569 a candidate involving an output reload. Reorganize code a little.
26570 (do_remat): Keep track of active status of candidates in a separate
26573 2016-02-08 Richard Biener <rguenther@suse.de>
26575 PR tree-optimization/69719
26576 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26577 Properly use absolute of the difference of the two offsets to
26578 compare or adjust the segment length.
26580 2016-02-08 Richard Biener <rguenther@suse.de>
26581 Jeff Law <law@redhat.com>
26584 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
26585 types for anonymous SSA names.
26587 2016-02-08 Richard Biener <rguenther@suse.de>
26589 PR rtl-optimization/69274
26590 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
26592 2016-02-08 Jeff Law <law@redhat.com>
26594 PR tree-optimization/65917
26595 * tree-ssa-dom.c (record_temporary_equivalences): Record both
26596 equivalences from if (x == y) style conditionals.
26597 (loop_depth_of_name): Remove.
26598 (record_equality): Remove loop depth check.
26599 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
26600 (const_and_copies::record_const_or_copy_raw): New member function.
26601 * tree-ssa-scopedtables.c
26602 (const_and_copies::record_const_or_copy_raw): New, factored out of
26603 (const_and_copies::record_const_or_copy): Call new member function.
26605 2016-02-05 Jeff Law <law@redhat.com>
26607 PR tree-optimization/68541
26608 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
26609 (count_stmts_in_block): New function.
26610 (poor_ifcvt_candidate_code): Likewise.
26611 (is_feasible_trace): Add some heuristics to determine when path
26612 splitting is profitable.
26613 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
26614 is a diamond with a single exit.
26616 2016-02-05 Martin Sebor <msebor@redhat.com>
26619 * doc/invoke.texi: Update -Wplacement-new to take an optional
26622 2016-02-06 Richard Henderson <rth@redhat.com>
26625 * tree.c (tree_nop_conversion_p): Do not strip casts into or
26626 out of non-standard address spaces.
26628 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26630 PR rtl-optimization/69691
26631 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
26633 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
26635 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
26636 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
26637 (*ieee128_mfvsrd_64bit): Likewise.
26638 (*ieee128_mfvsrd_32bit): Likewise.
26640 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
26644 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26646 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26647 instrumented_version.
26649 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
26651 * doc/invoke.texi (Optimize Options): In table of --param options
26652 rename second occurrence of tracer-min-branch-ratio to
26653 tracer-min-branch-probability, rename
26654 tracer-min-branch-ratio-feedback to
26655 tracer-min-branch-probability-feedback and clarify description,
26656 rename sched-spec-state-edge-prob-cutoff to
26657 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
26658 to selsched-insns-to-rename, rename lto-minpartition to
26659 lto-min-partition, delete reorder-blocks-duplicate and
26660 reorder-blocks-duplicate-feedback.
26662 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26664 * config/s390/s390.c (s390_register_info_set_ranges): Remove
26667 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
26669 * doc/extend.texi: S/390: Correct some typos.
26671 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26673 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
26675 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26678 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
26679 (s390_register_info_gprtofpr): Use new macros above.
26680 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
26682 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
26683 its name. Adjust restore and save gpr ranges.
26684 (s390_register_info_set_ranges): New function.
26685 (s390_register_info): Use new macros above. Call
26686 s390_register_info_set_ranges.
26687 (s390_optimize_register_info): Likewise.
26688 (s390_hard_regno_rename_ok): Use new macros.
26689 (s390_hard_regno_scratch_ok): Likewise.
26690 (s390_emit_epilogue): Likewise.
26691 (s390_can_use_return_insn): Likewise.
26692 (s390_optimize_prologue): Likewise.
26693 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
26695 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26698 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
26700 (ix86_option_override_internal): Disable TARGET_STV even for
26701 -m{incoming,preferred}-stack-boundary=3.
26703 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26705 * config.gcc: Mark deprecated rtems targets as obsolete.
26707 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
26709 PR rtl-optimization/64682
26710 PR rtl-optimization/69567
26711 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
26712 before I2 only if the register is both used and set in I2.
26714 2016-02-04 DJ Delorie <dj@redhat.com>
26716 * config/msp430/msp430.c (msp430_start_function): Add function type.
26718 2016-02-04 Jakub Jelinek <jakub@redhat.com>
26721 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
26723 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
26725 PR rtl-optimization/69577
26727 2015-10-29 Richard Henderson <rth@redhat.com>
26731 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
26732 sse check to the exact conditions of PR 67609.
26734 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26737 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
26738 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
26739 not allowed into the traditional Altivec registers.
26740 (movtd_64bit_nodm): Likewise.
26741 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
26743 2016-02-04 David Malcolm <dmalcolm@redhat.com>
26745 * config/aarch64/cortex-a57-fma-steering.c
26746 (aarch64_register_fma_steering): Remove "static" from arguments
26749 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
26752 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
26753 twice when complex.
26755 2016-02-04 Mike Frysinger <vapier@gentoo.org>
26757 * doc/invoke.texi: Delete -mno-fma4.
26759 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
26761 PR rtl-optimization/69577
26762 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
26763 (find_subregs_of_mode): Update accordingly. Iterate over partial
26766 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
26768 * config/arm/arm-protos.h (neon_reinterpret): Remove.
26769 * config/arm/arm.c (neon_reinterpret): Remove.
26770 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
26771 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
26772 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
26773 vreinterpretti): Remove.
26774 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
26775 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
26776 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
26777 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
26778 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
26779 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
26780 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
26781 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
26782 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
26783 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
26784 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
26785 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
26786 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
26787 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
26788 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
26789 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
26790 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
26791 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
26792 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
26793 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
26794 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
26795 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
26796 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
26797 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
26798 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
26799 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
26800 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
26801 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
26802 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
26803 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
26804 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
26805 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
26806 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
26807 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
26808 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
26809 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
26810 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
26811 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
26812 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
26813 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
26814 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
26815 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
26816 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
26817 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
26818 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
26819 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
26820 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
26821 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
26822 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
26823 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
26824 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
26825 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
26826 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
26827 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
26828 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
26829 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
26830 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
26831 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
26832 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
26833 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
26834 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
26835 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
26836 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
26837 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
26838 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
26839 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
26840 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
26841 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
26842 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
26843 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
26844 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
26845 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
26846 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
26847 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
26848 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
26849 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
26850 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
26851 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
26852 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
26853 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
26854 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
26855 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
26856 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
26857 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
26858 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
26859 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
26860 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
26861 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
26862 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
26863 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
26864 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
26865 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
26866 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
26867 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
26868 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
26869 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
26870 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
26871 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
26872 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
26873 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
26874 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
26875 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
26876 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
26878 2016-02-04 Martin Liska <mliska@suse.cz>
26881 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
26882 that are gimple_store_p.
26883 (maybe_instrument_call): Likewise.
26885 2016-02-04 Bin Cheng <bin.cheng@arm.com>
26887 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
26888 register scaling out of memory reference and comment why.
26890 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26894 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
26895 folding the source of a SET.
26897 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26901 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
26902 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
26904 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
26908 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
26911 2016-02-04 Christian Bruel <christian.bruel@st.com>
26913 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
26914 * config/arm/arm.c (arm_set_current_function): Likewise.
26916 2016-02-04 Jakub Jelinek <jakub@redhat.com>
26917 Ilya Enkovich <enkovich.gnu@gmail.com>
26918 H.J. Lu <hongjiu.lu@intel.com>
26921 * config/i386/i386.c (convert_scalars_to_vector): Remove
26922 stack alignment fixes.
26923 (ix86_option_override_internal): Disable TARGET_STV if stack
26924 might not be aligned enough.
26925 (ix86_minimum_alignment): Assert that TARGET_STV is false.
26927 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
26929 * config/i386/x86-tune.def: Disable default prefetching
26932 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
26933 Vladimir Makarov <vmakarov@redhat.com>
26936 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
26937 in validating fused toc addresses.
26939 2016-02-03 Jakub Jelinek <jakub@redhat.com>
26942 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
26943 range->m_caret fields if range->m_show_caret_p is false.
26946 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
26947 Force oldval into register if it does not satisfy reg_or_short_operand
26948 predicate. Fix up formatting.
26950 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
26951 Alexandre Oliva <aoliva@redhat.com>
26954 * lra-constraints.c (simplify_operand_subreg): Check additionally
26955 address validity after potential reloading.
26956 (process_address_1): Check insns validity. In case of failure do
26959 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
26962 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
26965 2016-02-02 Jakub Jelinek <jakub@redhat.com>
26967 * wide-int.cc (canonize_uhwi): New function.
26968 (wi::divmod_internal): Use it.
26970 2016-02-02 James Norris <jnorris@codesourcery.com>
26972 * gimplify.c (omp_notice_variable): Add usage check.
26974 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
26976 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
26977 like LE, GE, LT, GT when emitting relational operator.
26979 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
26981 * ira-costs.c (find_costs_and_classes): Add extra argument.
26982 * target.def (ira_change_pseudo_allocno_class): Add parameter.
26983 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
26984 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
26985 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
26986 Add best_class parameter, and return it if not ALL_REGS.
26987 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
26989 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
26990 Update target hook.
26992 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
26994 * config/aarch64/aarch64.c
26995 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
26996 (aarch64_ira_change_pseudo_allocno_class): New function.
26998 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
27001 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
27003 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27005 * config/avr/avr.c (avr_option_override): Set
27006 PARAM_ALLOW_STORE_DATA_RACES to 1.
27008 2016-02-02 Richard Biener <rguenther@suse.de>
27010 PR tree-optimization/69595
27011 * match.pd: Add range test simplifications to true/false.
27013 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
27015 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
27016 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
27019 2016-02-02 Richard Biener <rguenther@suse.de>
27021 PR tree-optimization/69606
27022 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
27023 info on the result before moving a stmt.
27025 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
27027 PR middle-end/68542
27028 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
27029 branch with vector comparison.
27030 * config/i386/sse.md (VI48_AVX): New mode iterator.
27031 (define_expand "cbranch<mode>4): Add support for conditional branch
27032 with vector comparison.
27033 * tree-vect-loop.c (optimize_mask_stores): New function.
27034 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
27035 has_mask_store field of vect_info.
27036 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
27037 vectorized loops having masked stores after vec_info destroy.
27038 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
27039 correspondent macros.
27040 (optimize_mask_stores): Add prototype.
27042 2016-02-02 Alan Modra <amodra@gmail.com>
27045 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
27048 2016-02-02 Alan Modra <amodra@gmail.com>
27051 * config/rs6000/rs6000.c (need_toc_init): New var, set it
27052 whenever toc_label_name used.
27053 (rs6000_file_start): Don't set up toc section here,
27054 (rs6000_output_function_epilogue): do so here instead,
27055 (rs6000_xcoff_file_start): and here.
27056 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
27057 (load_toc_aix_di): Likewise.
27059 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27061 PR rtl-optimization/69592
27062 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
27063 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
27064 (num_sign_bit_copies_binary_arith_p): New inline function.
27065 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
27067 2016-02-01 Jeff Law <law@redhat.com>
27069 PR tree-optimization/69580
27070 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
27071 * tree-ssa-threadbackward.c
27072 (fsm_find_control_statement_thread_paths): Do not try to walk
27073 through large PHI nodes.
27075 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27077 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
27078 when count is incremented above limit, don't analyze further
27081 * omp-low.c (oacc_parse_default_dims): Avoid
27082 -Wsign-compare warning, make sure value fits into int
27083 rather than just unsigned int.
27085 2016-02-01 Bin Cheng <bin.cheng@arm.com>
27087 PR tree-optimization/67921
27088 * fold-const.c (split_tree): New parameters. Convert pointer
27089 type variable part to proper type before negating.
27090 (fold_binary_loc): Pass new arguments to split_tree.
27092 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
27094 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
27095 (nvptx_goacc_validate_dims): Extend to handle global defaults.
27096 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
27097 * doc/tm.texti: Rebuilt.
27098 * doc/invoke.texi (fopenacc-dim): Document.
27099 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
27100 (append_compiler_options): Likewise.
27101 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
27102 (oacc_parse_default_dims): New.
27103 (oacc_validate_dims): Add USED arg. Select non-unity default when
27105 (oacc_loop_fixed_partitions): Return mask of used partitions.
27106 (oacc_loop_auto_partitions): Emit dump info.
27107 (oacc_loop_partition): Return mask of used partitions.
27108 (execute_oacc_device_lower): Parse default dimension arg. Adjust
27109 loop partitioning and validation calls.
27111 2016-02-01 Richard Biener <rguenther@suse.de>
27113 PR middle-end/69556
27114 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
27116 2016-02-01 Richard Biener <rguenther@suse.de>
27118 PR tree-optimization/69574
27119 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
27120 of asserting return chrec_dont_know.
27122 2016-02-01 Martin Liska <mliska@suse.cz>
27124 * mem-stats-traits.h: Add copyright header.
27125 * mem-stats.h: Likewise.
27127 2016-02-01 Richard Biener <rguenther@suse.de>
27129 PR tree-optimization/69579
27130 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
27131 Do not propagate through abnormal PHI results.
27133 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
27135 * postreload.c (reload_cse_simplify): Remove dead code.
27137 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27139 PR rtl-optimization/69570
27140 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
27141 if there is more than one set, not if there is a single set.
27143 2016-02-01 Richard Henderson <rth@redhat.com>
27146 * combine.c (make_compound_operation): When looking through a
27147 subreg, make sure to re-extend to the width of the outer mode.
27149 2016-01-30 Jakub Jelinek <jakub@redhat.com>
27151 PR tree-optimization/69546
27152 * wide-int.cc (wi::divmod_internal): For unsigned division
27153 where both operands fit into uhwi, if o1 is 1 and o0 has
27154 msb set, if divident_prec is larger than bits per hwi,
27155 clear another quotient word and return 2 instead of 1.
27156 Similarly for remainder with msb in HWI set, if dividend_prec
27157 is larger than bits per hwi.
27159 2016-01-29 Martin Jambor <mjambor@suse.cz>
27161 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
27162 Use short lowercase names.
27163 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
27164 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
27165 acq_rel one. Protect warning agains segfaults if
27166 get_memory_order_name returns NULL.
27167 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
27168 with release semantics. Do not warn if get_memory_order already did.
27169 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
27170 semantics. Fix check for relaxed or acquire semantics. Do not warn
27171 if get_memory_order already did.
27173 2016-01-29 Sebastian Pop <s.pop@samsung.com>
27175 * doc/install.texi: Document that isl-0.16 is supported.
27177 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
27180 * config/i386/constraints.md (Bm): Describe as special memory
27182 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
27183 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27184 * genpreds.c (struct constraint_data): Add is_special_memory.
27185 (have_special_memory_constraints, special_memory_start): New
27187 (special_memory_end): Ditto.
27188 (add_constraint): Add new arg is_special_memory. Add code to
27189 process its true value. Update have_special_memory_constraints.
27190 (process_define_constraint): Pass the new arg.
27191 (process_define_register_constraint): Ditto.
27192 (choose_enum_order): Process special memory.
27193 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
27194 function insn_extra_special_memory_constraint.
27195 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27196 * gensupport.c (process_rtx): Process
27197 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27198 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
27199 * ira-lives.c (single_reg_class): Use
27200 insn_extra_special_memory_constraint.
27201 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
27202 * lra-constraints.c (process_alt_operands): Ditto.
27203 (curr_insn_transform): Use insn_extra_special_memory_constraint.
27204 * recog.c (asm_operand_ok, preprocess_constraints): Process
27206 * reload.c (find_reloads): Ditto.
27207 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
27208 * stmt.c (parse_input_constraint): Use
27209 insn_extra_special_memory_constraint.
27211 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27214 * lra-splill.c (lra_final_code_change): Revert r229087 by
27215 removing all sub-registers.
27217 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
27220 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
27222 2016-01-29 Jakub Jelinek <jakub@redhat.com>
27225 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
27226 SSE1, copy target into the temporary reg first before recursing
27229 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27231 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
27234 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27236 * ginclude/stdarg.h: Test __cplusplus instead of
27237 __GXX_EXPERIMENTAL_CXX0X__.
27239 2016-01-29 Richard Biener <rguenther@suse.de>
27241 PR tree-optimization/69547
27242 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
27243 Do not mark clobbers necessary.
27244 (mark_all_reaching_defs_necessary_1): Likewise.
27246 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27248 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
27249 declaration name with %qs and print it in both error messages.
27250 Also fix indentation.
27252 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27255 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
27256 trailing blank line from error message.
27258 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27261 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
27264 2016-01-29 Richard Biener <rguenther@suse.de>
27266 PR middle-end/69537
27267 * match.pd: Allow all integral types when simplifying a
27268 widening or sign-changing conversion.
27270 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27272 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
27273 back to setting codegen_error to fail codegen.
27275 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
27278 * config/i386/constraints.md (C): Only accept constant zero operand.
27279 (BC): New constraint.
27280 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
27281 instead of C constraint.
27282 * doc/md.texi (Machine Constraints): Update description
27285 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
27288 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
27290 2016-01-28 Jakub Jelinek <jakub@redhat.com>
27292 PR middle-end/69542
27293 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
27296 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
27298 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
27299 branches if using guessed profile.
27301 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
27303 * graphite-optimize-isl.c (optimize_isl): Fix dump.
27305 2016-01-28 Richard Henderson <rth@redhat.com>
27308 * config/aarch64/aarch64-modes.def (CC_Cmode): New
27309 * config/aarch64/aarch64-protos.h: Update.
27310 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
27311 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
27312 (aarch64_get_condition_code_1): Handle CC_Cmode.
27313 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
27314 (*add<mode>3_compareC_cconly_imm): New.
27315 (*add<mode>3_compareC_cconly): New.
27316 (*add<mode>3_compareC_imm): New.
27317 (add<mode>3_compareC): New.
27318 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
27319 to be first. Use aarch64_carry_operation.
27320 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
27321 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
27322 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
27323 (subti3): Use subdi3_compare1.
27324 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
27325 (sub<mode>3_compare1): New.
27326 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
27327 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
27328 (*subsi3_carryin_uxtw): Likewise.
27329 (*ngc<mode>, *ngcsi_uxtw): Likewise.
27330 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
27331 * config/aarch64/iterators.md (DWI): New.
27332 * config/aarch64/predicates.md (aarch64_carry_operation): New.
27333 (aarch64_borrow_operation): New.
27335 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27337 * graphite-optimize-isl.c (optimize_isl): Print a different debug
27338 message when isl does not return a valid schedule.
27340 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27342 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
27343 Remove comments from class declarations: they are already in the code
27346 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27348 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
27350 (ternary_op_to_tree): Same.
27351 (unary_op_to_tree): Same.
27352 (nary_op_to_tree): Same.
27353 (gcc_expression_from_isl_expr_op): Same.
27354 (gcc_expression_from_isl_expression): Same.
27355 (graphite_create_new_loop): Same.
27356 (graphite_create_new_loop_guard): Same.
27357 (build_iv_mapping): Same.
27358 (graphite_create_new_guard): Same.
27359 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
27360 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
27362 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27364 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
27365 instead of setting codegen_error to fail codegen.
27367 2016-01-28 Jason Merrill <jason@redhat.com>
27369 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
27371 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27373 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27374 Remove CONST_INT_P check in CCMP cost calculation.
27376 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27378 * config/aarch64/aarch64.c (generic_vector_cost):
27379 Set vec_permute_cost.
27380 (cortexa57_vector_cost): Likewise.
27381 (exynosm1_vector_cost): Likewise.
27382 (xgene1_vector_cost): Likewise.
27383 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
27384 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
27385 Add vec_permute_cost entry.
27387 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27389 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
27391 (add<mode>3_compare0): Likewise.
27392 (addsi3_compare0_uxtw): Likewise.
27393 (add<mode>3nr_compare0): Likewise.
27394 (compare_neg<mode>): Likewise.
27395 (<optab><mode>3): Likewise.
27397 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
27399 * tree-vect-stmts.c (vectorizable_comparison): Add
27400 NULL check for vectype.
27402 2016-01-28 Richard Biener <rguenther@suse.de>
27404 PR tree-optimization/69466
27405 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
27406 Account for PHIs we couldn't duplicate.
27408 2016-01-28 Martin Liska <mliska@suse.cz>
27411 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
27412 instead of ENABLE_VALGRIND_CHECKING.
27414 2016-01-27 Richard Henderson <rth@redhat.com>
27417 * lra-remat.c (subreg_regs): New.
27418 (dump_candidates_and_remat_bb_data): Dump it.
27419 (operand_to_remat): Reject if operand in subreg_regs.
27420 (set_bb_regs): Collect subreg_regs.
27421 (lra_remat): Init and free subreg_regs. Compute
27422 calculate_local_reg_remat_bb_data before create_cands.
27424 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
27427 * config/i386/i386.c (ix86_update_stack_boundary): Don't
27428 change stack_alignment_needed for __tls_get_addr call.
27430 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
27432 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
27434 2016-01-27 Jeff Law <law@redhat.com>
27436 PR tree-optimization/68398
27437 PR tree-optimization/69196
27438 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
27439 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
27440 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27441 Only count PHIs in the last block in the path. The others will
27442 const/copy propagate away. Add heuristic to allow more irreducible
27443 subloops to be created when it is likely profitable to do so.
27445 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27446 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
27447 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
27449 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27452 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
27453 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
27454 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
27455 * tree-streamer-in.c: Include asan.h.
27456 (streamer_get_builtin_tree): For builtins in sanitizer
27457 range call initialize_sanitizer_builtins and retry.
27459 2016-01-27 Ian Lance Taylor <iant@google.com>
27461 * common.opt (fkeep-gc-roots-live): New undocumented option.
27462 * tree-ssa-loop-ivopts.c (add_candidate_1): If
27463 -fkeep-gc-roots-live, skip pointers.
27464 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
27467 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
27470 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
27471 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
27473 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
27476 * configure.ac: NetBSD provides SSP in its C library.
27477 * configure: Updated.
27479 2016-01-27 Richard Biener <rguenther@suse.de>
27481 PR tree-optimization/69166
27482 * tree-vect-loop.c (vect_is_simple_reduction): Always check
27483 reduction code for commutativity / associativity.
27485 2016-01-27 Martin Jambor <mjambor@suse.cz>
27487 PR tree-optimization/69355
27488 * tree-sra.c (analyze_access_subtree): Correct hole detection when
27489 total_scalarization fails.
27491 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
27493 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
27496 2016-01-27 Christian Bruel <christian.bruel@st.com>
27499 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
27500 Move arm_reset_previous_fndecl and set_target_option_current_node in
27501 the conditional part. Call save_restore_target_globals.
27502 * config/arm/arm.c (arm_set_current_function):
27503 Refactor to better support #pragma target and attribute mix.
27504 Call save_restore_target_globals.
27505 * config/arm/arm-protos.h (save_restore_target_globals): New function.
27507 2016-01-27 Martin Liska <mliska@suse.cz>
27509 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
27510 reference for an HSA kernel and its host function.
27512 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27514 PR tree-optimization/69399
27515 * wide-int.h (wi::lrshift): For larger precisions, only
27516 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
27518 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
27520 * config/arc/predicates.md (proper_comparison_operator): Reject
27521 constant-constant comparison.
27523 2016-01-26 Tom de Vries <tom@codesourcery.com>
27525 PR tree-optimization/69110
27526 * tree-data-ref.c (initialize_data_dependence_relation): Handle
27527 DR_NUM_DIMENSIONS == 0.
27529 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27530 Sebastian Pop <s.pop@samsung.com>
27532 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
27533 isl_ast_op_cond and isl_ast_op_select.
27534 (gcc_expression_from_isl_expr_op): Same.
27536 2016-01-26 Jason Merrill <jason@redhat.com>
27539 * tree.c (recompute_constructor_flags): Split out from
27541 (verify_constructor_flags): New.
27542 * tree.h: Declare them.
27544 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
27546 PR rtl-optimization/69217
27547 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
27548 are no TYPE_FIELDS set for the record type.
27550 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27553 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
27554 toc_label_name unconditionally.
27555 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
27556 SYMBOL_REF string. Use toc_label_name instead of constructing
27558 (rs6000_elf_declare_function_name): Use toc_label_name instead of
27559 constructing LCTOC1.
27561 2016-01-26 Martin Sebor <msebor@redhat.com>
27564 * doc/extend.texi (Common Type Attributes): Move text that talks about
27565 attribute packed from attribute aligned to the section discussing
27566 the former attribute for clarity.
27568 2016-01-26 Richard Henderson <rth@redhat.com>
27570 PR middle-end/60908
27571 * trans-mem.c (tm_region_init): Mark entry block as visited.
27573 2016-01-26 David Malcolm <dmalcolm@redhat.com>
27576 * diagnostic-show-locus.c (layout::print_source_line): Replace
27577 call to pp_newline with call to layout::print_newline.
27578 (layout::print_annotation_line): Likewise.
27579 (layout::move_to_column): Likewise.
27580 (layout::print_any_fixits): After printing any fixits, print a
27581 trailing newline, if necessary.
27582 (layout::print_newline): New method, resetting any colorization
27584 (diagnostic_show_locus): Move the pp_newline to before the
27585 early bailout. Remove dummy block enclosing the layout instance.
27586 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
27587 of pp_newline_and_flush with pp_flush.
27588 (diagnostic_append_note): Delete use of pp_newline.
27589 (diagnostic_append_note_at_rich_loc): Delete.
27590 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
27591 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
27592 when newline characters are added to the buffer.
27594 2016-01-26 Michael Matz <matz@suse.de>
27596 * configure.ac (ac_cv_std_swap_in_utility): New test.
27597 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
27598 * configure: Regenerate.
27599 * config.in: Regenerate.
27601 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
27603 * config/arc/arc.md (cstoresi4): Force operand into register.
27604 (arcset<code>): Fix predicate.
27605 (arcsetltu): Likewise.
27606 (arcsetgeu): Likewise.
27607 (arcsethi): Likewise.
27608 (arcsetls): Likewise.
27610 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27612 PR tree-optimization/69483
27613 * gimple-fold.c (canonicalize_constructor_val): Return NULL
27614 if base has error_mark_node type.
27616 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
27619 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
27620 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
27622 (vget_lane_f16): Handle big-endian.
27623 (vgetq_lane_f16): Likewise.
27624 (vset_lane_f16): Likewise.
27625 (vsetq_lane_f16): Likewise.
27626 * config/arm/iterators.md (VQXMOV): Add V8HF.
27627 (VDQ): Add V4HF and V8HF.
27628 (V_reg): Handle V4HF and V8HF.
27629 (Is_float_mode): Likewise.
27630 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
27631 neon_vdup_nv8hf): New patterns.
27632 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
27633 Use VD_LANE iterator.
27634 (neon_vld1_dup<mode>): Use VQ2 iterator.
27636 2016-01-26 Nathan Sidwell <nathan@acm.org>
27638 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
27639 (set_oacc_fn_attrib): Add IS_KERNEL arg.
27640 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
27641 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
27642 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
27643 (oacc_validate_dims): Add LEVEL arg, don't return level.
27644 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
27645 oacc_validate_dims.
27646 (execute_oacc_device_lower): Adjust, add more dump output.
27647 * tree-ssa-loop.c (gate_oacc_kernels): Use
27648 oacc_fn_attrib_kernels_p.
27649 * tree-parloops.c (create_parallel_loop): Adjust
27650 set_oacc_fn_attrib call.
27652 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27655 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
27656 (append_compiler_options): Handle -fcilkplus.
27657 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
27659 2016-01-26 Nick Clifton <nickc@redhat.com>
27662 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
27663 been marked as DECL_ONE_ONLY but we do not the means to make it
27664 so, then do not allow it to bind locally.
27666 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27669 * opts.h (parse_sanitizer_options): New prototype.
27670 * opts.c (sanitizer_opts): New array.
27671 (parse_sanitizer_options): New function.
27672 (common_handle_option): Use parse_sanitizer_options.
27674 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
27677 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
27678 alignment adjustment to ...
27679 (ix86_update_stack_boundary): Here. Don't over-align stack for
27681 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
27682 if __tls_get_addr is called.
27684 2016-01-26 Christian Bruel <christian.bruel@st.com>
27686 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
27688 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
27690 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
27692 2016-01-26 Richard Biener <rguenther@suse.de>
27694 PR middle-end/69467
27695 * match.pd: Guard X * CST CMP 0 pattern with single_use.
27697 2016-01-26 Richard Biener <rguenther@suse.de>
27699 PR tree-optimization/69452
27700 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
27701 (move_computations_dom_walker::before_dom_children): Rename
27703 (move_computations_worker): This.
27704 (move_computations): Perform an RPO rather than a DOM walk.
27706 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27709 * combine.c (combine_instructions): For REG_EQUAL note with
27710 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
27711 to the underlying register.
27712 * doc/rtl.texi (REG_EQUAL): Document the behavior of
27713 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
27715 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
27718 * config/aarch64/aarch64-builtins.c
27719 (aarch64_init_simd_builtin_types): Do not set structural
27720 equality to __Poly{8,16,64,128}_t types.
27722 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
27724 PR tree-optimization/69400
27725 * wide-int.cc (wi_pack): Take the precision as argument and
27726 perform canonicalization here rather than in the callers.
27727 Use the main loop to handle all full-width HWIs. Add a
27728 zero HWI if in_len isn't a full result.
27729 (wi::divmod_internal): Update accordingly.
27730 (wi::mul_internal): Likewise. Simplify.
27732 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27733 Sebastian Pop <s.pop@samsung.com>
27735 * graphite-poly.c (apply_poly_transforms): Simplify.
27736 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
27737 (print_isl_map): Same.
27738 (print_isl_union_map): Same.
27739 (print_isl_schedule): New.
27740 (debug_isl_schedule): New.
27741 * graphite-dependences.c (scop_get_reads): Do not call
27742 isl_union_map_add_map that is undocumented isl functionality.
27743 (scop_get_must_writes): Same.
27744 (scop_get_may_writes): Same.
27745 (scop_get_original_schedule): Remove.
27746 (scop_get_dependences): Do not call isl_union_map_compute_flow that
27747 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
27748 (compute_deps): Remove.
27749 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
27750 (debug_schedule_ast): New.
27751 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
27752 set_separate_option.
27753 (graphite_regenerate_ast_isl): Add dump.
27754 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
27755 from scop->transformed_schedule.
27756 (graphite_regenerate_ast_isl): Add more dump.
27757 * graphite-optimize-isl.c (optimize_isl): Set
27758 scop->transformed_schedule. Check whether schedules are equal.
27759 (apply_poly_transforms): Move here.
27760 * graphite-poly.c (apply_poly_transforms): ... from here.
27761 (free_poly_bb): Static.
27762 (free_scop): Static.
27763 (pbb_number_of_iterations_at_time): Remove.
27764 (print_isl_ast): New.
27765 (debug_isl_ast): New.
27766 (debug_scop_pbb): New.
27767 * graphite-scop-detection.c (print_edge): Move.
27768 (print_sese): Move.
27769 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
27770 (build_scop_scattering): Remove.
27771 (create_pw_aff_from_tree): Assert instead of bailing out.
27772 (add_condition_to_pbb): Remove unused code, do not fail.
27773 (add_conditions_to_domain): Same.
27774 (add_conditions_to_constraints): Remove.
27775 (build_scop_context): New.
27776 (add_iter_domain_dimension): New.
27777 (build_iteration_domains): Initialize pbb->iterators.
27778 Call add_conditions_to_domain.
27781 (index_outermost_in_loop): New.
27782 (index_pbb_in_loop): New.
27783 (outermost_pbb_in): New.
27784 (add_in_sequence): New.
27785 (add_outer_projection): New.
27786 (outer_projection_mupa): New.
27787 (add_loop_schedule): New.
27788 (build_schedule_pbb): New.
27789 (build_schedule_loop): New.
27790 (embed_in_surrounding_loops): New.
27791 (build_schedule_loop_nest): New.
27792 (build_original_schedule): New.
27793 (build_poly_scop): Call build_original_schedule.
27794 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
27795 (free_poly_dr): Remove.
27796 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
27797 (free_poly_bb): Remove.
27798 (debug_loop_vec): Remove.
27799 (print_isl_ast): Declare.
27800 (debug_isl_ast): Declare.
27801 (scop_do_interchange): Remove.
27802 (scop_do_strip_mine): Remove.
27803 (scop_do_block): Remove.
27804 (flatten_all_loops): Remove.
27805 (optimize_isl): Remove.
27806 (pbb_number_of_iterations_at_time): Remove.
27807 (debug_scop_pbb): Declare.
27808 (print_schedule_ast): Declare.
27809 (debug_schedule_ast): Declare.
27810 (struct scop): Remove schedule. Add original_schedule,
27811 transformed_schedule.
27812 (free_gimple_poly_bb): Remove.
27813 (print_generated_program): Remove.
27814 (debug_generated_program): Remove.
27815 (unify_scattering_dimensions): Remove.
27816 * sese.c (print_edge): ... here.
27817 (print_sese): ... here.
27818 (debug_edge): ... here.
27819 (debug_sese): ... here.
27820 * sese.h (print_edge): Declare.
27821 (print_sese): Declare.
27822 (dump_edge): Declare.
27823 (dump_sese): Declare.
27825 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27826 Sebastian Pop <s.pop@samsung.com>
27828 * Makefile.in: Set ISLVER in site.exp.
27830 2016-01-25 Jakub Jelinek <jakub@redhat.com>
27832 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
27833 DECL_VALUE_EXPR of new_var even for the non-array case. Look
27834 through DECL_VALUE_EXPR for expansion.
27836 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
27838 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
27839 the frame info after reload completed.
27841 2016-01-25 Jeff Law <law@redhat.com>
27843 PR tree-optimization/69196
27844 PR tree-optimization/68398
27845 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
27846 tree-ssa-threadupdate.c.
27847 (determine_bb_domination_status): Prototype
27848 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
27849 (determine_bb_domination_status): No longer static.
27850 (valid_jump_thread_path): Remove code to detect characteristics
27851 of the jump thread path not associated with correctness.
27852 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
27853 Correct test for thread path length. Count PHIs for real operands as
27854 statements that need to be copied. Do not count ASSERT_EXPRs.
27855 Look at all the blocks in the thread path. Compute and selectively
27856 filter thread paths based on threading through the latch, threading
27857 a multiway branch or crossing a multiway branch.
27859 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27861 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
27862 decl with __attribute__ ((unused)) annotation.
27864 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
27867 * tree-vect-stmts.c (vectorizable_condition): Check vectype
27868 of operands is compatible with a statement vectype.
27870 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
27872 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
27873 improve wording for mixed storage order support.
27875 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
27877 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
27878 (vcvt_u64_f64): Likewise.
27879 (vcvta_s64_f64): Likewise.
27880 (vcvta_u64_f64): Likewise.
27881 (vcvtm_s64_f64): Likewise.
27882 (vcvtm_u64_f64): Likewise.
27883 (vcvtn_s64_f64): Likewise.
27884 (vcvtn_u64_f64): Likewise.
27885 (vcvtp_s64_f64): Likewise.
27886 (vcvtp_u64_f64): Likewise.
27888 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
27890 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
27891 (arc_init): Check validity mll64 option.
27892 (arc_save_restore): Use double load/store instruction.
27893 (arc_expand_movmem): Likewise.
27894 (arc_split_move): Don't split if we have double load/store
27895 instructions. Returns a boolean.
27896 (arc_process_double_reg_moves): Change function to return boolean
27897 instead of a sequence of instructions.
27898 (arc_dwarf_register_span): New function.
27899 * config/arc/arc-protos.h (arc_split_move): Change prototype.
27900 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
27901 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
27902 (*movdf_insn): Likewise.
27903 * config/arc/arc.opt (mll64): New option.
27904 * config/arc/predicates.md (even_register_operand): New predicate.
27905 * doc/invoke.texi (ARC Options): Add mll64 documentation.
27907 2016-01-25 Richard Biener <rguenther@suse.de>
27910 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
27911 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
27913 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
27915 2016-01-25 Richard Biener <rguenther@suse.de>
27917 PR tree-optimization/69376
27918 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
27920 (VN_INFO_ANTI_RANGE_P): New inline.
27921 (VN_INFO_RANGE_TYPE): Likewise.
27922 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
27923 SSA_NAME_ANTI_RANGE_P.
27924 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
27925 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
27926 Properly query VN_INFO_RANGE_TYPE.
27928 2016-01-25 Nick Clifton <nickc@redhat.com>
27931 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
27933 2016-01-23 Tom de Vries <tom@codesourcery.com>
27935 PR tree-optimization/69426
27936 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
27939 2016-01-23 Jakub Jelinek <jakub@redhat.com>
27941 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
27942 "the the" with "the" in the comments.
27943 * ipa-devirt.c (build_type_inheritance_graph,
27944 update_type_inheritance_graph): Likewise.
27945 * tree.c (build_function_type_list_1): Likewise.
27946 * cfgloopmanip.c (scale_loop_profile): Likewise.
27947 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
27948 * gimple-ssa-split-paths.c
27949 (find_block_to_duplicate_for_splitting_paths): Likewise.
27950 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
27951 * expr.c (convert_move): Likewise.
27952 * var-tracking.c (vt_stack_adjustments): Likewise.
27953 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
27954 * tree-vrp.c (test_for_singularity): Likewise.
27956 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
27957 directly instead of building a temporary tree.
27960 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
27961 remove <algorithm> include.
27963 2016-01-22 Jakub Jelinek <jakub@redhat.com>
27966 * config/i386/i386.c: Include dojump.h.
27967 (expand_small_movmem_or_setmem,
27968 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
27970 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
27971 if dynamic_check != -1.
27973 2016-01-21 Jeff Law <law@redhat.com>
27975 PR middle-end/69347
27976 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
27977 record_temporary_equivalences. Rewritten to avoid unnecessary calls
27978 into dominated_by_p.
27979 (cprop_into_successor_phis): Avoid unnecessary tests.
27981 2016-01-22 Richard Henderson <rth@redhat.com>
27984 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
27985 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
27987 2016-01-22 Michael Matz <matz@suse.de>
27989 * system.h (string, algorithm): Include only conditionally.
27990 (new): Include always under C++.
27991 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
27992 * final.c (toplevel): Ditto.
27993 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
27994 * genconditions.c (write_header): Make gencondmd.c define
27996 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
27998 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
27999 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
28001 2016-01-22 Christian Bruel <christian.bruel@st.com>
28004 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
28006 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28009 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
28010 define_insn_and_split. Ensure operands[1] and operands[0] do not
28011 get assigned the same register.
28013 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
28015 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
28017 2016-01-22 Christian Bruel <christian.bruel@st.com>
28019 * config/arm/arm-c.c (arm_pragma_target_parse):
28020 Remove warn_builtin_macro_redefined overwrite.
28022 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28024 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
28025 flag_non_call_exceptions compatibility.
28027 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28030 * dwarf2out.c (add_child_die_after): New function.
28031 (dwarf_qual_info_t): New type.
28032 (dwarf_qual_info): New variable.
28033 (qualified_die_p): New function.
28034 (modified_type_die): For -fdebug-types-section, ensure
28035 canonical order of qualifiers. Put qualified DIEs adjacent
28036 to the corresponding non-qualified type DIE and search there
28037 for existing qualified DIEs.
28039 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28041 * doc/extend.texi (scalar_storage_order type attribute): Document
28042 restriction on type punning and aliasing, and remove future tense.
28044 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
28047 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
28050 2016-01-21 Jeff Law <law@redhat.com>
28052 PR middle-end/69347
28053 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
28054 useless call to record_temporary_equivalences.
28055 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
28056 allocate 10 slots in the bb_path vector and let it grow as needed.
28057 (fsm_find_control_statement_thread_paths): Similarly for the next_path
28060 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28062 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
28064 * configure: Regenerate.
28066 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
28068 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
28069 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
28071 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
28073 PR middle-end/66178
28074 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
28075 drop EXPAND_INITIALIZER.
28076 * rtl.h (contains_symbolic_reference_p): Declare.
28077 * rtlanal.c (contains_symbolic_reference_p): New function.
28078 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
28079 a subtraction into a NOT if symbolic constants are involved.
28081 2016-01-21 Anton Blanchard <anton@samba.org>
28082 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28085 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
28087 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
28090 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28092 * config/microblaze/microblaze.c
28093 (get_branch_target): New.
28094 (insert_wic_for_ilb_runout): New.
28096 (microblaze_machine_dependent_reorg): New.
28097 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
28098 * config/microblaze/microblaze.md
28099 (UNSPEC_IPREFETCH): Define.
28100 (iprefetch): New pattern
28101 * config/microblaze/microblaze.opt
28102 (mxl-prefetch): New flag.
28104 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28106 * config/microblaze/microblaze.h
28107 (FIXED_REGISTERS): Update in macro.
28108 (CALL_USED_REGISTERS): Update in macro.
28110 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
28112 PR rtl-optimization/68920
28113 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
28116 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
28118 PR rtl-optimization/68990
28119 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
28120 pseudo instead of inheritance ones.
28122 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
28123 Nick Clifton <nickc@redhat.com>
28127 * config/mips/mips.c (mips_compute_frame_info): Initialise
28128 args_size and hard_frame_pointer_offset fields of the frame
28129 structure before calling mips_global_pointer.
28131 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28133 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
28135 * configure: Regenerate.
28137 2016-01-21 Richard Biener <rguenther@suse.de>
28139 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
28141 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28143 * config/s390/s390.c (s390_asm_declare_function_size): Add code
28144 to actually emit the .size directive.
28146 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
28147 Jakub Jelinek <jakub@redhat.com>
28151 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
28152 args array size by one to avoid buffer overflow.
28154 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28156 * config/s390/s390.md (pool_section_start): Use switch_to_section
28157 to select proper read-only data section instead of hardcoding
28159 (pool_section_end): Use switch_to_section to match the above.
28161 2016-01-21 Richard Biener <rguenther@suse.de>
28163 PR tree-optimization/69378
28164 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
28165 (set_ssa_val_to): Use it for dominance checks taking into
28166 account not executable edges.
28168 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28171 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
28172 for bitsize instead of GET_MODE_PRECISION (mode).
28174 2016-01-20 Martin Sebor <msebor@redhat.com>
28177 * extend.texi (__sync Builtins): Clarify the semantics of
28178 __sync_fetch_and_OP built-ins on pointers.
28179 (__atomic Builtins): Same.
28181 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28182 Sebastian Pop <s.pop@samsung.com>
28184 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
28185 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
28186 (is_valid_rename): Same.
28187 (translate_isl_ast_to_gimple::get_rename): Same.
28188 (translate_isl_ast_to_gimple::rename_all_uses): Same.
28189 (translate_isl_ast_to_gimple::rename_uses): Same.
28190 (get_new_name): Check for close_phi nodes.
28191 (copy_loop_phi_args): Use phi_node_kind.
28192 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
28193 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
28195 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28196 Sebastian Pop <s.pop@samsung.com>
28198 Revert commit r229783.
28199 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
28200 Remove use of parameter_rename_map.
28201 (copy_def): Remove.
28202 (copy_internal_parameters): Remove.
28203 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
28204 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
28205 (free_sese_info): Do not free parameter_rename_map.
28206 (set_rename): Do not use parameter_rename_map.
28207 (rename_uses): Update call to set_rename.
28208 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
28209 * sese.h (parameter_rename_map_t): Remove.
28210 (struct sese_info_t): Remove field parameter_rename_map.
28212 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28213 Sebastian Pop <s.pop@samsung.com>
28215 * graphite-isl-ast-to-gimple.c: Fix comment.
28216 * graphite-scop-detection.c (defined_in_loop_p): New.
28217 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
28218 names defined in loop.
28220 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28221 Sebastian Pop <s.pop@samsung.com>
28223 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
28224 Discard unstructured if-then-else regions.
28226 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28227 Sebastian Pop <s.pop@samsung.com>
28229 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
28230 (cleanup_loop_iter_dom): Remove.
28231 (build_loop_iteration_domains): Remove.
28232 (build_scop_context): Remove.
28233 (build_scop_iteration_domain): Remove.
28234 (add_loop_constraints): New.
28235 (build_iteration_domains): New.
28236 (build_poly_scop): Call build_iteration_domains.
28238 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28239 Sebastian Pop <s.pop@samsung.com>
28241 * graphite-scop-detection.c
28242 (scop_detection::harmful_loop_in_region): Free dom and loops.
28243 (scop_detection::loop_body_is_valid_scop): Free bbs.
28245 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28246 Sebastian Pop <s.pop@samsung.com>
28248 * graphite-scop-detection.c (record_loop_in_sese): New.
28249 (gather_bbs::before_dom_children): Call record_loop_in_sese.
28250 (build_scops): Remove call to build_sese_loop_nests.
28251 * sese.c (sese_record_loop): Remove.
28252 (build_sese_loop_nests): Remove.
28253 (new_sese_info): Remove region->loops.
28254 (free_sese_info): Same.
28255 * sese.h (sese_contains_loop): Same.
28256 (build_sese_loop_nests): Remove.
28257 (sese_contains_loop): Remove.
28259 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28260 Sebastian Pop <s.pop@samsung.com>
28262 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
28263 loop_is_valid_in_scop.
28264 (scop_detection::harmful_stmt_in_region): Renamed
28265 harmful_loop_in_region.
28266 Call loop_is_valid_in_scop.
28268 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28269 Sebastian Pop <s.pop@samsung.com>
28271 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
28274 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28275 Sebastian Pop <s.pop@samsung.com>
28277 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
28278 * graphite.h (struct poly_bb): Remove field is_reduction.
28279 (PBB_IS_REDUCTION): Remove.
28281 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28282 Sebastian Pop <s.pop@samsung.com>
28284 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
28285 (add_pdr_constraints): Same.
28286 (scop_get_reads): Same.
28287 (scop_get_must_writes): Same.
28288 (scop_get_may_writes): Same.
28289 (scop_get_original_schedule): Same.
28290 (extend_schedule): Same.
28291 (apply_schedule_on_deps): Same.
28292 (carries_deps): Same.
28293 (compute_deps): Same.
28294 (scop_get_dependences): Same.
28295 * graphite-isl-ast-to-gimple.c
28296 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
28297 * graphite-optimize-isl.c (get_schedule_for_band): Same.
28298 (get_schedule_for_band_list): Same.
28299 (get_schedule_map): Same.
28300 (apply_schedule_map_to_scop): Same.
28301 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
28302 (build_loop_iteration_domains): Same.
28303 (add_condition_to_pbb): Same.
28304 (add_param_constraints): Same.
28305 (pdr_add_memory_accesses): Same.
28306 (pdr_add_data_dimensions): Same.
28308 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28310 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
28313 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28315 * common.opt (feliminate-dwarf2-dups): Replace references to
28316 "DWARF 2" with just "DWARF".
28317 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
28318 * doc/extend.texi: Likewise.
28319 * doc/cpp.texi: Likewise.
28320 * doc/invoke.texi: Likewise.
28321 (Option Summary): Add -gdwarf to list of Debugging Options.
28322 (Debugging Options): Document -gdwarf.
28323 * doc/contrib.texi: Spell "DWARF" like that.
28325 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28327 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
28328 warning. Fix up formatting.
28330 PR middle-end/67653
28331 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
28332 attempt to mark memory input operand addressable and
28333 call prepare_gimple_addressable in that case. Don't adjust
28334 input_location for diagnostics, use error_at instead.
28336 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
28338 * config/rs6000/ppc-auxv.h: New file.
28339 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
28340 (cpu_is): Likewise.
28341 (cpu_supports): Likewise.
28342 * config/rs6000/rs6000.c: include "ppc-auxv.h".
28343 (cpu_is_info): New variable.
28344 (cpu_supports_info): Likewise.
28345 (tcb_verification_symbol): Likewise.
28346 (cpu_builtin_p): Likewise.
28347 (cpu_expand_builtin): New function.
28348 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
28349 (rs6000_init_builtins): Likewise.
28350 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
28351 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
28352 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
28353 * configure: Regenerate.
28354 * config.in: Likewise.
28355 * doc/extend.texi (PowerPC Built-in Functions): Document
28356 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
28358 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
28361 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
28363 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
28366 2016-01-20 Richard Henderson <rth@redhat.com>
28372 * tree.c (tm_define_builtin): New.
28373 (find_tm_vector_type): New.
28374 (build_tm_vector_builtins): New.
28375 (build_common_builtin_nodes): Call it.
28377 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
28379 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
28380 (arm_fp_ok): Likewise.
28381 (arm_fp): Likewise.
28382 (arm_crypto): Likewise.
28384 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
28385 Richard Biener <rguenther@suse.de>
28387 PR tree-optimization/69328
28388 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
28389 vectors have same number of elements.
28390 (vectorizable_condition): Fix masked version recognition.
28392 2016-01-20 Richard Biener <rguenther@suse.de>
28394 PR tree-optimization/69345
28395 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
28396 (VN_INFO_PTR_INFO): Likewise.
28397 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
28398 info when it is equal between non-dominating SSA names.
28399 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28400 Make sure to look at original SSA infos.
28402 2016-01-20 Jeff Law <law@redhat.com>
28405 * config/m68k/predicates.md (pow2_m1_operand): New predicate
28407 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
28408 (pc_or_label_operand): New predicate.
28409 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
28410 tests for small integers that are 2^n - 1.
28412 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
28414 * doc/invoke.texi (Options Summary): Add '.' after @xref.
28416 2016-01-19 Jeff Law <law@redhat.com>
28418 PR middle-end/69347
28419 * tree-ssa-threadbackwards.c
28420 (fsm_find_control_statement_thread_paths): Do not try to lookup
28421 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
28423 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
28425 * doc/lto.texi: Remove text that says only Gold has linker plugin
28428 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
28430 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
28431 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
28432 the DIE accordingly.
28433 (modified_type_die): Add REVERSE parameter and pass it recursively,
28434 as well as to base_type_die. Adjust presence check accordingly.
28435 (base_type_for_mode): Adjust call to modified_type_die.
28436 (add_type_attribute): Add REVERSE parameter and pass it to
28438 (generic_parameter_die): Adjust call to add_type_attribute.
28439 (add_scalar_info): Likewise.
28440 (add_subscript_info): Likewise.
28441 (gen_array_type_die): Likewise.
28442 (gen_descr_array_type_die): Likewise.
28443 (gen_entry_point_die): Likewise.
28444 (gen_enumeration_type_die): Likewise.
28445 (gen_formal_parameter_die): Likewise.
28446 (gen_subprogram_die): Likewise.
28447 (gen_variable_die ): Likewise.
28448 (gen_const_die): Likewise.
28449 (gen_field_die): Likewise.
28450 (gen_pointer_type_die): Likewise.
28451 (gen_reference_type_die): Likewise.
28452 (gen_ptr_to_mbr_type_die): Likewise.
28453 (gen_inheritance_die): Likewise.
28454 (gen_subroutine_type_die): Likewise.
28455 (gen_typedef_die): Likewise.
28456 (force_type_die): Adjust call to modified_type_die.
28458 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
28460 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
28461 flow throughout the file. Fix broken link to Objective-C 2.0
28463 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
28466 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28468 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
28470 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28473 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
28474 (maybe_record_node): Record cxa_pure_virtual as the only possible
28475 target if there are not ohter candidates.
28476 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
28478 2016-01-19 Richard Biener <rguenther@suse.de>
28480 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
28481 (get_memory_order): Likewise.
28483 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
28485 * tree-vect-stmts.c (vectorizable_store): Check
28488 2016-01-19 David Malcolm <dmalcolm@redhat.com>
28491 * gcc.c (driver::decode_argv): Add call to
28492 init_opts_obstack before init_options_struct.
28493 * opts.c (init_opts_obstack): Remove idempotency.
28494 (init_options_struct): Replace call to init_opts_obstack
28495 with a gcc_assert to verify that it has already been called.
28496 * toplev.c (toplev::main): Add call to init_opts_obstack before
28497 calls to init_options_struct.
28498 (toplev::finalize): Move cleanup of opts_obstack next to
28499 cleanup of save_decoded_options, clearing the latter, and
28500 save_decoded_options_count.
28502 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28505 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
28506 attribute to unconditional. Remove %? from output template.
28508 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28509 Jiong Wang <jiong.wang@arm.com>
28511 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
28512 generated from different expand order.
28514 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28516 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
28517 Add support for CCMP costing.
28519 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28521 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
28522 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
28523 (fccmpe<mode>): Likewise.
28524 (fcmp): Rename to fcmp and globalize pattern.
28526 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
28527 (aarch64_gen_ccmp_next): Add FP support.
28529 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28531 * target.def (gen_ccmp_first): Update documentation.
28532 (gen_ccmp_next): Likewise.
28533 * doc/tm.texi (gen_ccmp_first): Update documentation.
28534 (gen_ccmp_next): Likewise.
28535 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
28536 expand_ccmp_expr_1. Improve comments.
28537 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
28538 (ccmp_ior<mode>): Remove pattern.
28539 (cmp<mode>): Remove expand.
28540 (cmp): Globalize pattern.
28541 (cstorecc4): Use cc_register.
28542 (mov<mode>cc): Remove ccmp_cc_register check.
28543 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
28544 Simplify after removal of CC_DNE/* modes.
28545 (aarch64_ccmp_mode_to_code): Remove.
28546 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
28547 In 'k' case use integer as condition.
28548 (aarch64_nzcv_codes): Remove inverted cases.
28549 (aarch64_code_to_ccmode): Remove.
28550 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
28551 comparison with CC register to be used in folowing CCMP/branch/CSEL.
28552 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
28553 pattern. Return the comparison with CC register. Invert conditions
28554 when bitcode is OR.
28555 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
28556 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
28558 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28560 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
28561 instrumented_version.
28563 2016-01-19 Richard Biener <rguenther@suse.de>
28565 PR tree-optimization/69336
28566 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
28567 handled components with get_ref_base_and_extent.
28568 (equal_mem_array_ref_p): Adjust.
28570 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28573 * shrink-wrap.c: Include valtrack.h.
28574 (move_insn_for_shrink_wrap): Add DEBUG argument. If
28575 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
28576 in between insn and where it will be moved to. Call
28577 dead_debug_insert_temp.
28578 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
28579 first and dead_debug_local_finish at the end.
28580 For uses and defs bitmap, handle all regs in between REGNO and
28581 END_REGNO, not just the first one.
28583 2016-01-19 Richard Biener <rguenther@suse.de>
28585 PR tree-optimization/69352
28586 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
28587 (equal_mem_array_ref_p): Constrain size and max size properly.
28588 Compare the reverse flag.
28590 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
28592 * ira.c (ira): Update regstat data if we deleted insns.
28594 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28596 PR rtl-optimization/68955
28597 PR rtl-optimization/64557
28598 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
28599 here. Fix up formatting.
28600 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
28602 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28605 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
28606 assume that the node has body.
28607 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
28610 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28612 * lto-streamer-out.c (lto_output): Do not stream instrumentation
28615 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28617 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
28618 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
28620 2016-01-19 Martin Jambor <mjambor@suse.cz>
28621 Martin Liska <mliska@suse.cz>
28622 Michael Matz <matz@suse.de>
28624 * Makefile.in (OBJS): Add new source files.
28625 (GTFILES): Add hsa.c.
28626 * common.opt (disable_hsa): New variable.
28627 (-Whsa): New warning.
28628 * config.in (ENABLE_HSA): New.
28629 * configure.ac: Treat hsa differently from other accelerators.
28630 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
28631 $enable_offloading.
28632 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
28633 * doc/install.texi (Configuration): Document --with-hsa-runtime,
28634 --with-hsa-runtime-include, --with-hsa-runtime-lib and
28635 --with-hsa-kmt-lib.
28636 * doc/invoke.texi (-Whsa): Document.
28637 (hsa-gen-debug-stores): Likewise.
28638 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
28639 to invoke offload compiler for hsa acclerator.
28640 * opts.c (common_handle_option): Determine whether HSA offloading
28641 should be performed.
28642 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
28643 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
28644 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
28645 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
28646 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
28647 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
28648 GF_OMP_FOR_KIND_GRID_LOOP.
28649 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
28650 (pp_gimple_stmt_1): Likewise.
28651 * gimple-walk.c (walk_gimple_stmt): Likewise.
28652 * gimple.c (gimple_build_omp_grid_body): New function.
28653 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
28654 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
28655 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
28656 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
28657 GF_OMP_TEAMS_GRID_PHONY.
28658 (gimple_statement_omp_single_layout): Updated comments.
28659 (gimple_build_omp_grid_body): New function.
28660 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
28661 (gimple_omp_for_grid_phony): New function.
28662 (gimple_omp_for_set_grid_phony): Likewise.
28663 (gimple_omp_parallel_grid_phony): Likewise.
28664 (gimple_omp_parallel_set_grid_phony): Likewise.
28665 (gimple_omp_teams_grid_phony): Likewise.
28666 (gimple_omp_teams_set_grid_phony): Likewise.
28667 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
28668 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
28669 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
28670 (BUILT_IN_GOMP_TARGET): Updated type.
28671 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
28672 (adjust_for_condition): New function.
28673 (get_omp_for_step_from_incr): Likewise.
28674 (extract_omp_for_data): Moved parts to adjust_for_condition and
28675 get_omp_for_step_from_incr.
28676 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
28677 (fixup_child_record_type): Bail out if receiver_decl is NULL.
28678 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
28679 (scan_omp_parallel): Do not create child functions for phony
28681 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
28682 (scan_omp_1_op): Checking assert we are not remapping to
28683 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
28684 (parallel_needs_hsa_kernel_p): New function.
28685 (expand_parallel_call): Register apprpriate parallel child
28686 functions as HSA kernels.
28687 (grid_launch_attributes_trees): New type.
28688 (grid_attr_trees): New variable.
28689 (grid_create_kernel_launch_attr_types): New function.
28690 (grid_insert_store_range_dim): Likewise.
28691 (grid_get_kernel_launch_attributes): Likewise.
28692 (get_target_argument_identifier_1): Likewise.
28693 (get_target_argument_identifier): Likewise.
28694 (get_target_argument_value): Likewise.
28695 (push_target_argument_according_to_value): Likewise.
28696 (get_target_arguments): Likewise.
28697 (expand_omp_target): Call get_target_arguments instead of looking
28698 up for teams and thread limit.
28699 (grid_expand_omp_for_loop): New function.
28700 (grid_arg_decl_map): New type.
28701 (grid_remap_kernel_arg_accesses): New function.
28702 (grid_expand_target_kernel_body): New function.
28703 (expand_omp): Call it.
28704 (lower_omp_for): Do not emit phony constructs.
28705 (lower_omp_taskreg): Do not emit phony constructs but create for them
28706 a temporary variable receiver_decl.
28707 (lower_omp_taskreg): Do not emit phony constructs.
28708 (lower_omp_teams): Likewise.
28709 (lower_omp_grid_body): New function.
28710 (lower_omp_1): Call it.
28711 (grid_reg_assignment_to_local_var_p): New function.
28712 (grid_seq_only_contains_local_assignments): Likewise.
28713 (grid_find_single_omp_among_assignments_1): Likewise.
28714 (grid_find_single_omp_among_assignments): Likewise.
28715 (grid_find_ungridifiable_statement): Likewise.
28716 (grid_target_follows_gridifiable_pattern): Likewise.
28717 (grid_remap_prebody_decls): Likewise.
28718 (grid_copy_leading_local_assignments): Likewise.
28719 (grid_process_kernel_body_copy): Likewise.
28720 (grid_attempt_target_gridification): Likewise.
28721 (grid_gridify_all_targets_stmt): Likewise.
28722 (grid_gridify_all_targets): Likewise.
28723 (execute_lower_omp): Call grid_gridify_all_targets.
28724 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
28725 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
28726 (tree_omp_clause): Added union field dimension.
28727 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
28728 * tree.c (omp_clause_num_ops): Added number of arguments of
28729 OMP_CLAUSE__GRIDDIM_.
28730 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
28731 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
28732 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
28733 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
28734 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
28735 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
28736 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
28737 * tree-pass.h (make_pass_gen_hsail): Declare.
28738 (make_pass_ipa_hsa): Likewise.
28739 * ipa-hsa.c: New file.
28740 * lto-section-in.c (lto_section_name): Add hsa section name.
28741 * lto-streamer.h (lto_section_type): Add hsa section.
28742 * timevar.def (TV_IPA_HSA): New.
28743 * hsa-brig-format.h: New file.
28744 * hsa-brig.c: New file.
28745 * hsa-dump.c: Likewise.
28746 * hsa-gen.c: Likewise.
28749 * toplev.c (compile_file): Call hsa_output_brig.
28750 * hsa-regalloc.c: New file.
28752 2016-01-18 Jeff Law <law@redhat.com>
28754 PR tree-optimization/69320
28755 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
28756 ranged object, do nothing if the RHS constant is not [0..1].
28757 (optimize_stmt): Comparing a boolean ranged object against a
28758 constant outside [0..1] results in a compile-time constant.
28760 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
28763 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
28765 * doc/invoke.texi (Invoking GCC): Add new section to menu.
28766 (Option Summary): Update to reflect new section and moved options.
28767 (C++ Dialect Options): Move -fstats to new section.
28768 (Debugging Options): Move all dump, statistics, and other GCC
28769 developer options to new section. Rewrite section introduction
28770 and re-order remaining options to put the more basic ones first.
28771 (Optimization Options): Move -fira-verbose and -flto-report* to
28773 (Developer Options): New section incorporating moved options.
28774 * doc/cppopts.texi (-dM): Update cross-reference.
28776 2016-01-18 Richard Henderson <rth@redhat.com>
28779 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
28780 operands to pseudo only if CSE is expected. Split long immediate
28781 operands only after reload, and for the stack pointer.
28782 (*add<GPI>3_pluslong): Remove.
28783 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
28784 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
28785 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
28786 (*add<GPI>3 peepholes): New.
28787 (*add<GPI>3 splitters): New.
28788 * config/aarch64/constraints.md (Upl): New.
28789 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
28791 2016-01-18 Richard Biener <rguenther@suse.de>
28793 PR tree-optimization/69297
28794 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
28796 (vect_bb_vectorization_profitable_p): Clear visited flag again.
28798 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
28800 PR middle-end/68542
28801 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
28802 of mixind vector and scalar types.
28803 (fold_relational_const): Add handling of vector
28804 comparison with boolean result.
28805 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
28806 comparison of vector operands with boolean result for EQ/NE only.
28807 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
28808 (verify_gimple_cond): Likewise.
28809 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
28812 2016-01-18 Joseph Myers <joseph@codesourcery.com>
28814 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
28817 2016-01-18 Richard Biener <rguenther@suse.de>
28819 PR middle-end/69308
28820 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
28822 2016-01-18 Tom de Vries <tom@codesourcery.com>
28824 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
28826 2016-01-18 Tom de Vries <tom@codesourcery.com>
28828 * omp-low.c (set_oacc_fn_attrib): Make extern.
28829 * omp-low.h (set_oacc_fn_attrib): Declare.
28830 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
28831 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
28832 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
28833 Add and handle function parameter oacc_kernels_p.
28834 (find_reduc_addr, get_omp_data_i_param): New function.
28835 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
28836 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
28837 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
28838 Calculate dominance info. Skip loops that are not in a kernels region
28839 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
28840 (pass_parallelize_loops::execute): Call parallelize_loops with
28841 oacc_kernels_p argument.
28842 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
28843 New member function.
28844 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
28845 * passes.def: Add argument to pass_parallelize_loops instantation.
28847 2016-01-18 Tom de Vries <tom@codesourcery.com>
28849 * tree-parloops.c (pass_parallelize_loops::execute): Allow
28850 pass_parallelize_loops to be run outside the loop pipeline.
28852 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28854 * tree-scalar-evolution.c (follow_copies_to_constant): New.
28855 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
28857 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28860 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
28861 using get_ref_base_and_extent.
28862 (equal_mem_array_ref_p): New.
28863 (hashable_expr_equal_p): Add call to previous.
28865 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28868 * tree-sra.c (disqualified_constants, constant_decl_p): New.
28869 (sra_initialize): Allocate disqualified_constants.
28870 (sra_deinitialize): Free disqualified_constants.
28871 (disqualify_candidate): Update disqualified_constants when appropriate.
28872 (create_access): Scan for constant-pool entries as we go along.
28873 (scalarizable_type_p): Add check against type_contains_placeholder_p.
28874 (maybe_add_sra_candidate): Allow constant-pool entries.
28875 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
28876 (initialize_constant_pool_replacements): New.
28877 (sra_modify_assign): Avoid mangling assignments created by previous,
28878 and don't generate writes into constant pool.
28879 (sra_modify_function_body): Call initialize_constant_pool_replacements.
28881 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28883 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
28884 andnot instruction.
28885 (scalar_chain::convert_op): Likewise.
28886 * config/i386/i386.md (*andndi3_doubleword): New.
28888 2016-01-18 Richard Biener <rguenther@suse.de>
28890 PR tree-optimization/69170
28891 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
28892 building a vector from scalar results of a pattern stmt.
28894 2016-01-18 Jakub Jelinek <jakub@redhat.com>
28896 * haifa-sched.c (autopref_multipass_init): Work around
28897 -Wmaybe-uninitialized warning.
28899 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
28901 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
28902 against the constant 0.
28904 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28906 PR tree-optimization/68799
28907 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
28908 look up phi candidates in the statement-candidate map.
28909 (phi_add_costs): Likewise.
28910 (record_phi_increments): Likewise.
28911 (phi_incr_cost): Likewise.
28912 (ncd_with_phi): Likewise.
28913 (all_phi_incrs_profitable): Likewise.
28915 2016-01-17 Jakub Jelinek <jakub@redhat.com>
28917 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
28918 -Wmaybe-uninitialized warning.
28920 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
28922 * doc/invoke.texi (Invoking GCC): Add new section to menu.
28923 (Option Summary): Update to reflect new section and moved options.
28924 (C++ Dialect Options): Move -fvtable-verify and related options.
28925 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
28926 and profiling-related options.
28927 (Optimization Options): Move profile generation options and
28928 -fstack-protector and related options.
28929 (Instrumentation Options): New section incorporating moved options.
28930 (Code Generation Options): Move -finstrument-functions and
28931 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
28933 2016-01-16 Tom de Vries <tom@codesourcery.com>
28935 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
28937 2016-01-16 Tom de Vries <tom@codesourcery.com>
28939 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
28941 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
28943 * hash-table.h (hash_table::empty): Turn into an inline wrapper
28944 that checks whether the table is already empty. Rename the
28945 original implementation to...
28946 (hash_table::empty_slot): ...this new private function.
28948 2016-01-15 David Malcolm <dmalcolm@redhat.com>
28950 PR diagnostic/68899
28951 * diagnostic-show-locus.c (layout::print_source_line): Move x
28952 offset of line until after call to
28953 get_line_width_without_trailing_whitespace.
28955 2016-01-15 Jeff Law <law@redhat.com>
28957 PR tree-optimization/69270
28958 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
28959 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
28960 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
28961 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
28962 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28963 ssa_name_has_boolean_range and constant_boolean_node.
28965 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
28967 PR rtl-optimization/69030
28968 * lra-spills.c (remove_pseudos): Check nrefs and make the function
28970 (spill_pseudos): Delete debug insn for dead pseudo.
28971 (lra_spill): Initiate spill_hard_reg and slots memory separately.
28973 2016-01-15 Jiong Wang <jiong.wang@arm.com>
28975 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
28977 (TYPES_UNOPUS): Likewise.
28978 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
28979 builtin type, from UNOP to UNOPUS.
28980 (lbtruncuv4sf): Likewise.
28981 (lbtruncuv2df): Likewise.
28982 (lrounduv2sf): Likewise.
28983 (lrounduv4sf): Likewise.
28984 (lrounduv2df): Likewise.
28985 (lroundusf): Likewise.
28986 (lroundusf): Likewise.
28987 (lceiluv2sf): Likewise.
28988 (lceiluv4sf): Likewise.
28989 (lceiluv2df): Likewise.
28990 (lceilusf): Likewise.
28991 (lceiludf): Likewise.
28992 (lflooruv2sf): Likewise.
28993 (lflooruv4sf): Likewise.
28994 (lflooruv2df): Likewise.
28995 (lfloorusf): Likewise.
28996 (lfloorudf): Likewise.
28997 (lfrintnuv2sf): Likewise.
28998 (lfrintnuv4sf): Likewise.
28999 (lfrintnuv2df): Likewise.
29000 (lfrintnusf): Likewise.
29001 (lfrintnudf): Likewise.
29002 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
29004 (vcvtq_u32_f32): Likewise.
29005 (vcvtq_u64_f64): Likewise.
29006 (vcvta_u32_f32): Likewise.
29007 (vcvtaq_u32_f32): Likewise.
29008 (vcvtaq_u64_f64): Likewise.
29009 (vcvtm_u32_f32): Likewise.
29010 (vcvtmq_u32_f32): Likewise.
29011 (vcvtmq_u64_f64): Likewise.
29012 (vcvtn_u32_f32): Likwise.
29013 (vcvtnq_u32_f32): Likewise.
29014 (vcvtnq_u64_f64): Likewise.
29015 (vcvtp_u32_f32): Likewise.
29016 (vcvtpq_u32_f32): Likewise.
29017 (vcvtpq_u64_f64): Likewise.
29018 (vcvtmd_u64_f64): Likewise.
29019 (vcvtms_u32_f32): Likewise.
29020 (vcvtad_u64_f64): Likewise.
29021 (vcvtas_u32_f32): Likewise.
29022 (vcvtnd_u64_f64): Likewise.
29023 (vcvtns_u32_f32): Likewise.
29024 (vcvtpd_u64_f64): Likewise.
29025 (vcvtps_u32_f32): Likewise.
29027 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29029 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
29030 CSEL of zero_extended registers.
29032 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29034 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
29035 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
29037 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29039 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
29040 false when argument string is not found in the attributes table
29043 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
29046 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
29047 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
29048 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
29049 precision estimate.
29051 2016-01-15 Richard Biener <rguenther@suse.de>
29053 PR tree-optimization/66856
29054 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
29055 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
29056 (vect_create_new_slp_node): Increment stmt reference count.
29057 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
29058 an SLP tree before swapping operands.
29059 (vect_build_slp_tree): Likewise.
29060 (destroy_bb_vec_info): Free stmt info after SLP instances.
29061 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
29062 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
29063 (STMT_VINFO_NUM_SLP_USES): New macro.
29065 2016-01-15 Richard Biener <rguenther@suse.de>
29068 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
29069 (add_linkage_name): ... here.
29070 (gen_typedef_die): Use add_linkage_name_raw instead of
29071 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
29074 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
29076 * gimplify.c (oacc_default_clause): Decode reference and pointer
29077 types for both kernels and parallel regions.
29079 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
29081 PR middle-end/69246
29082 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
29084 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29086 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
29087 (convert_scalars_to_vector): Likewise.
29089 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
29091 * doc/extend.texi (Type Traits): Fix grammar.
29093 2016-01-15 Martin Jambor <mjambor@suse.cz>
29095 * tree-inline.c (remap_decl): Use existing dclarations if
29096 remapping a type and prevent_decl_creation_for_types.
29097 (replace_locals_stmt): Do an initial remapping of non-VLA typed
29098 decls first. Do real remapping with
29099 prevent_decl_creation_for_types set.
29100 * tree-inline.h (copy_body_data): New field
29101 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
29104 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29106 * config/s390/s390.opt (mmvcle): More verbose help text.
29108 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29110 * config/s390/s390.opt: Add period to -mzvector option text.
29112 2016-01-15 Richard Biener <rguenther@suse.de>
29114 PR tree-optimization/68961
29115 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
29116 of invariants in stores again.
29118 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
29120 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
29122 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29124 * config/i386/i386.c (ix86_expand_branch): Don't split
29125 DI mode xor instruction to SI mode.
29127 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29130 * ipa-icf.c (sem_function::merge): Virtual functions may become
29131 reachable even if they address is not taken and there are no
29134 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29136 * lto-streamer-out.c (subtract_estimated_size): New function.
29137 (get_symbol_initial_value): Use it.
29139 2016-01-15 Christian Bruel <christian.bruel@st.com>
29142 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
29143 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
29144 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
29145 use add_builtin_function_ext_scope instead of add_builtin_function.
29146 (neon_set_p, neon_crypto_set_p): Remove.
29147 (arm_init_builtins): Always call arm_init_neon_builtins and
29148 arm_init_crypto_builtins.
29149 (arm_expand_builtin): Check that builtins are allowed for the arch.
29150 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
29151 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
29152 arm_init_neon_builtins call.
29154 2016-01-15 Richard Biener <rguenther@suse.de>
29156 PR tree-optimization/69117
29157 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
29158 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
29159 of the leader conservatively.
29160 (free_scc_vn): Restore original SSA name infos.
29162 2016-01-14 Jeff Law <law@redhat.com>
29164 PR tree-optimization/69270
29165 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
29166 single bit of precision, verify it's also unsigned.
29167 (record_edge_info): Use constant_boolean_node rather than fold_convert
29168 to convert boolean_true/boolean_false to the right type.
29170 2016-01-14 Richard Henderson <rth@redhat.com>
29173 * loop-doloop.c (record_reg_sets): New.
29174 (doloop_optimize): Reject the transform if the sequence
29175 clobbers registers live at the end of the loop block.
29176 (doloop_optimize_loops): Enable df_live if needed.
29178 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
29180 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
29181 * config/rs6000/rs6000.c: Likewise.
29182 * config/rs6000/rs6000.h: Likewise.
29183 * config/rs6000/rs6000.md: Likewise.
29184 * doc/extend.texi: Likewsie.
29186 2016-01-14 Jeff Law <law@redhat.com>
29188 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
29191 2016-01-14 Richard Henderson <rth@redhat.com>
29195 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
29196 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
29197 instead of builtin_decl_declared_p to test for declaration.
29199 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
29201 * doc/loop.texi (Loop Analysis and Representation): Document
29202 loop_depth function.
29204 2016-01-14 Tom de Vries <tom@codesourcery.com>
29206 PR tree-optimization/68773
29207 * omp-low.c (expand_omp_target): Don't set force_output.
29208 * varpool.c (varpool_node::get_create): Same.
29209 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
29210 offload_funcs with force_output.
29212 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29215 * lra-eliminations.c (move_plus_up): Don't change anything if either
29216 the outer or inner subreg mode is not MODE_INT.
29217 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
29218 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
29220 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29222 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
29223 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
29224 reduc_uplus_@var{m}): Remove.
29225 * expr.c (expand_expr_real_2): Remove expansion path for
29226 reduc_[us](min|max|plus) optabs.
29227 * optabs-tree.c (scalar_reduc_to_vector): Remove.
29228 * optabs-tree.h (scalar_reduc_to_vector): Remove.
29229 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
29230 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
29231 * tree-vect-loop.c (vectorizable_reduction): Remove test for
29232 reduc_[us](min|max|plus) optabs.
29234 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29236 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
29237 (reduc_plus_scal_v2sf): New.
29238 (reduc_smax_v2sf): Rename to...
29239 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
29240 (reduc_smin_v2sf): Rename to...
29241 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
29243 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
29245 * alias.c (compare_base_symbol_refs): New function.
29246 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
29249 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29251 PR middle-end/68146
29252 PR tree-optimization/69155
29253 * tree-complex.c: Include cfganal.h.
29254 (phis_to_revisit): New variable.
29255 (extract_component): Add phiarg_p argument. Assert that returned
29256 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
29257 (update_phi_components): Partly rewrite to use loop over real/imag
29258 components instead of code duplication. If extract_component returns
29259 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
29260 create_tmp_reg into the PHI node instead, and mention the phi triplet
29261 in phis_to_revisit.
29262 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
29263 in phis_to_revisit at the end.
29265 2016-01-14 Richard Biener <rguenther@suse.de>
29267 PR tree-optimization/68060
29268 * tree-vect-loop.c (vect_is_simple_reduction): Check the
29269 outer loop reduction is only used in the inner loop before
29270 detecting a double reduction.
29272 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29275 * combine.c (expand_field_assignment): Punt if compute_mode is
29276 unsupported scalar mode.
29278 2016-01-14 Richard Biener <rguenther@suse.de>
29280 PR tree-optimization/66856
29281 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
29282 SLP node only if it built successfully.
29283 (vect_analyze_slp_instance): Adjust.
29285 2016-01-14 Jeff Law <law@redhat.com>
29287 PR tree-optimization/69270
29288 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
29289 (record_edge_info): Use it. Convert boolean_{true,false}_node
29290 to the type of op0.
29292 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
29295 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
29296 use block_ultimate_origin
29297 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
29299 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29301 * doc/invoke.texi (Submodel Options): Rename section to
29302 "Machine-Dependent Options" to better reflect its content.
29303 Rewrite introductory text to remove archaic CPU names.
29306 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29308 * doc/invoke.texi (Code Gen Options): Move section up in file,
29309 before target-specific options. Update menu and option summary
29310 to reflect the new section ordering.
29312 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29314 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
29315 (C++ Dialect Options): Add cross-reference to -std option.
29316 * doc/standards.texi (C++ Language): Document C++14 support.
29318 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
29320 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
29321 for pack/unpack functions for __ibm128.
29322 (PACK_IF): Likewise.
29323 (UNPACK_IF): Likewise.
29325 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
29326 support for __ibm128 pack/unpack functions.
29327 (rs6000_invalid_builtin): Likewise.
29328 (rs6000_init_builtins): Likewise.
29329 (rs6000_opt_masks): Likewise.
29331 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
29332 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
29334 (RS6000_BTM_COMMON): Likewise.
29336 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
29337 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
29338 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
29339 128-bit floating point. Add support for the double values to be
29340 in Altivec registers for TF/IF packing and unpacking, but restrict
29341 TD packing sub-fields to be FPR registers. Don't allow overlapped
29342 register support for packing. Allow pack inputs to be memory
29343 locations. Don't build generator functions for unpack<mode>_dm
29344 and unpack<mode>_nodm.
29345 (unpack<mode>_dm): Likewise.
29346 (unpack<mode>_nodm): Likewise.
29347 (pack<mode>): Likewise.
29349 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
29350 built-in functions to pack/unpack explicit __ibm128 values.
29351 (__builtin_unpack_ibm128): Likewise.
29353 * doc/extend.texi (PowerPC Built-in Functions): Document
29354 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
29356 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
29359 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
29360 Add new arg loc and pass it down as context.
29361 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
29362 to the location to use for the warning.
29363 (check_function_arguments): New arg loc. All callers changed. Pass
29364 it to check_function_nonnull.
29365 * c-common.h (check_function_arguments): Adjust declaration.
29367 2016-01-13 Jakub Jelinek <jakub@redhat.com>
29369 PR tree-optimization/69156
29370 * gimple.c (validate_type): Removed.
29371 (gimple_builtin_call_types_compatible_p): Use
29372 useless_type_conversion_p instead of validate_type.
29373 * value-prof.c (gimple_stringop_fixed_value): Fold
29374 icall_size to correct type.
29376 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29378 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
29381 2016-01-13 Richard Henderson <rth@redhat.com>
29384 * target.def (builtin_tm_load, builtin_tm_store): Remove.
29385 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
29386 (ix86_builtin_tm_store): Remove.
29387 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29388 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29389 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29390 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29391 * doc/tm.texi: Rebuild.
29393 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
29394 (BUILT_IN_TM_MEMCPY_RTWN): New.
29395 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
29396 fallback from vector to integer helpers.
29397 (build_tm_load): Handle vector types directly, instead of
29399 (build_tm_store): Likewise.
29400 (expand_assign_tm): Prepare for register types not handled by
29401 the above. Copy them to memory and use memcpy.
29402 * tree.c (tm_define_builtin): New.
29403 (find_tm_vector_type): New.
29404 (build_tm_vector_builtins): New.
29405 (build_common_builtin_nodes): Call it.
29407 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
29409 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
29410 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
29412 2016-01-13 Tom de Vries <tom@codesourcery.com>
29414 PR tree-optimization/69169
29415 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
29416 handled_struct_type param.
29417 (create_variable_info_for, intra_create_variable_infos): Call
29418 create_variable_info_for_1 with extra arg.
29420 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
29422 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
29423 and "armv8.1-a+crc" entries.
29425 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
29428 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
29429 Change first operand predicate from register_or_constm1_operand
29430 to register_operand.
29431 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
29432 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
29433 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
29434 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
29435 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
29436 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
29437 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
29438 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
29439 comparison with constm1_rtx from vec_prefetch_gen part.
29441 2016-01-13 Richard Biener <rguenther@suse.de>
29443 PR tree-optimization/69013
29444 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
29445 Exchange assert for a test.
29447 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29450 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
29452 2016-01-13 Richard Biener <rguenther@suse.de>
29454 PR tree-optimization/69242
29455 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
29456 assert with a check.
29458 2016-01-13 Richard Biener <rguenther@suse.de>
29460 PR tree-optimization/69186
29461 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
29462 Properly guard vect_update_misalignment_for_peel call.
29464 2016-01-12 Jeff Law <law@redhat.com>
29466 PR tree-optimization/pr67755
29467 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
29468 "need_profile_correction".
29469 (thread_block_1): Initialize new field to false by default. If we
29470 have multiple thread paths through a common joiner to different
29471 final targets, then set new field to true.
29472 (compute_path_counts): Only do count adjustment when it's really
29475 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29477 * doc/invoke.texi (Spec Files): Move section down in file, past
29478 all command-line option descriptions.
29480 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29482 PR middle-end/54809
29483 * doc/gty.texi: Remove documentation of mark_hook.
29484 * gengtype.c (struct write_types_data): Remove code to support
29485 mark_hook attribute.
29486 (walk_type): Likewise.
29487 (write_func_for_structure): Likewise.
29489 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29491 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
29492 Directory Options, and -specs= to Overall Options.
29493 (Overall Options): Adjust similarly. Reorder to group related
29494 options together. Make -specs= cross-reference the spec file details.
29495 (Directory Options): Adjust similarly.
29497 2016-01-12 Jeff Law <law@redhat.com>
29499 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
29501 2016-01-12 Olivier Hainque <hainque@adacore.com>
29503 * gcc.c (spec_undefvar_allowed): New global.
29504 (process_command): Set to true when running for --version or --help,
29506 (getenv_spec_function): When the variable is not defined, use the
29507 variable name as the variable value if we're allowed not to issue
29510 2016-01-12 Bin Cheng <bin.cheng@arm.com>
29512 PR tree-optimization/68911
29513 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
29514 information computed for expression "init + nit * step".
29516 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29518 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
29519 about name of GCC executable. Remove deleted node from menu.
29520 (Directory Options) <-B>: Remove cross-reference to deleted node.
29521 (Target Options): Delete section.
29523 2016-01-12 Christian Bruel <christian.bruel@st.com>
29526 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
29527 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
29529 2016-01-12 Jakub Jelinek <jakub@redhat.com>
29532 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
29533 aligned_mem is properly set for AVX512-VL floating point masked
29537 * ifcvt.c (cond_exec_process_if_block): When removing the last
29538 insn from then_bb, remove also any possible barriers that follow it.
29540 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
29544 * config/i386/iamcu.h (SIZE_TYPE): New macro.
29545 (PTRDIFF_TYPE): Likewise.
29546 (WCHAR_TYPE): Likewise.
29547 (WCHAR_TYPE_SIZE): Likewise.
29548 (STDINT_LONG32): Likewise.
29550 2016-01-12 Richard Biener <rguenther@suse.de>
29552 PR tree-optimization/69053
29553 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
29554 convert initial value for cond reductions.
29556 2016-01-12 Richard Biener <rguenther@suse.de>
29558 PR tree-optimization/69007
29559 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
29560 widen_sum after dot_prod and sad.
29562 2016-01-12 Richard Biener <rguenther@suse.de>
29564 PR tree-optimization/69168
29565 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
29566 pattern stmt SLP type.
29567 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
29568 end up unused so cope with that case.
29570 2016-01-12 Richard Biener <rguenther@suse.de>
29572 PR tree-optimization/69157
29573 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
29574 stmts def type only during analyze phase.
29575 (vectorizable_call): Likewise.
29576 (vectorizable_simd_clone_call): Likewise.
29577 (vectorizable_conversion): Likewise.
29578 (vectorizable_assignment): Likewise.
29579 (vectorizable_shift): Likewise.
29580 (vectorizable_operation): Likewise.
29581 (vectorizable_store): Likewise.
29582 (vectorizable_load): Likewise.
29584 2016-01-12 Richard Biener <rguenther@suse.de>
29586 PR tree-optimization/69174
29587 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
29589 (vectorizable_load): Properly compute the number of loads needed
29590 for permuted strided SLP loads and do not spuriously assign
29591 to SLP_TREE_VEC_STMTS.
29593 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
29595 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
29596 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
29597 (MD_EXEC_PREFIX): Remove.
29598 (MD_STARTFILE_PREFIX) Removee.
29599 (FILE_NAME_ABSOLUTE_P): Remove.
29600 (CPP_SPEC): Do not read macros from sys/version.h.
29601 (LINK_COMMAND_SPEC): Remove.
29602 (LOCAL_INCLUDE_DIR): Remove.
29603 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
29604 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
29605 (POST_LINK_SPEC): Define to invoke stubify after linker
29606 (LIBSTDCXX): Remove define
29607 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
29608 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
29609 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
29610 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
29611 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
29612 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
29613 (i386_djgpp_asm_named_section): Add propotype of new procedure
29615 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
29616 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
29617 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
29618 in config/i386/djgpp.h).
29619 (STANDARD_STARTFILE_PREFIX_2): Define identical to
29620 STANDARD_STARTFILE_PREFIX_1.
29621 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
29622 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
29623 installation errors.
29624 (MAX_OFILE_ALIGNMENT): Define to 128.
29625 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
29627 * config/i386/djgpp.c: New file. Add implementation of
29628 i386_djgpp_asm_named_section.
29630 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
29632 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
29633 Add rule for building djgpp.o.
29635 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29637 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
29638 (rtx_is_swappable_p): Reductions are swappable.
29639 (insn_is_swappable_p): V2DF reductions are swappable.
29641 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
29643 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
29644 reloads for other unsupported memory operands.
29646 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29647 Jim Wilson <jim.wilson@linaro.org>
29650 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
29651 copy_to_mode_reg instead of force_reg.
29653 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29656 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
29657 TARGET_80387 is true.
29659 2016-01-11 Jakub Jelinek <jakub@redhat.com>
29662 * lra-eliminations.c (move_plus_up): Only move plus up
29663 if subreg of the constant can be simplified into constant
29664 and use the simplified subreg of the constant instead of
29665 the original constant.
29667 * fold-const.c (fold_convertible_p): Don't return true
29668 for conversion of VECTOR_TYPE to same sized integral type.
29669 (fold_convert_loc): Fix up formatting. Fold conversion of
29670 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
29671 instead of NOP_EXPR.
29673 PR tree-optimization/69214
29674 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
29675 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
29678 PR tree-optimization/69207
29679 * tree-vect-slp.c (vect_get_constant_vectors): For
29680 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
29681 fold_convertible_p to vector_type's element type, and always
29682 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
29684 2016-01-11 Richard Biener <rguenther@suse.de>
29686 PR tree-optimization/69173
29687 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
29688 fixup the cycle if all stmts are in a pattern.
29690 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
29692 PR middle-end/68999
29693 * alias.c (base_alias_check): Move check for addresses with
29694 alignment ANDs before the call for compare_base_decls.
29695 (memrefs_conflict_p): Return -1 for different decls
29696 that went through alignment adjustments.
29698 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29700 PR rtl-optimization/68796
29701 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
29702 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
29703 and QImode comparisons against zero with CC_NZmode.
29704 * config/aarch64/iterators.md (short_mask): New mode_attr.
29706 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29708 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
29709 (<avx512>_store<mode>_mask): Likewise.
29711 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
29712 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29714 PR rtl-optimization/68841
29715 * ifcvt.c (struct noce_if_info): Add orig_x field.
29716 (bbs_ok_for_cmove_arith): Add to_rename parameter.
29717 Don't record conflicts on to_rename if it's present.
29718 Allow memory destinations in sets.
29719 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
29720 blocks, passing orig_x to the checks.
29721 (noce_process_if_block): Set if_info->orig_x appropriately.
29723 2016-01-11 Tom de Vries <tom@codesourcery.com>
29725 PR tree-optimization/69069
29726 * tree-parloops.c (create_parallel_loop): Add missing phi args.
29728 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
29730 PR rtl-optimization/68920
29731 * config/i386/i386.c (ix86_option_override_internal): Restrict number
29732 of conditional moves for RTL if-conversion to 1 for
29733 TARGET_ONE_IF_CONV_INSN.
29734 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
29735 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
29736 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
29737 parameter to restirct number of conditional moves for
29739 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
29740 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
29743 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
29746 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
29747 onepart vars. Fix typo in comment. Fix reversed condition in
29749 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
29752 * var-tracking.c (dump_onepart_variable_differences): New.
29753 (dataflow_set_different): If a detailed dump is requested,
29754 delay early returns and dump differences between onepart
29755 variables present before and after, and added variables.
29757 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29760 * expr.c (expand_expr_real_1): For boolean vector constants
29761 with a scalar mode use const_scalar_mask_from_tree.
29762 (const_scalar_mask_from_tree): New.
29763 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
29764 assigned to a mask type to handle constants.
29766 2016-01-11 Martin Jambor <mjambor@suse.cz>
29769 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
29770 useless parameters if we cannot change function signature.
29772 2016-01-11 Martin Jambor <mjambor@suse.cz>
29775 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
29778 2016-01-11 Tom de Vries <tom@codesourcery.com>
29780 PR tree-optimization/69109
29781 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
29784 2016-01-11 Tom de Vries <tom@codesourcery.com>
29786 PR tree-optimization/69108
29787 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
29788 res is not used in a phi.
29790 2016-01-11 Yury Gribov <y.gribov@samsung.com>
29793 * common.opt (frandom-seed): Fix parameter name.
29794 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
29796 2016-01-11 Tom de Vries <tom@codesourcery.com>
29798 PR tree-optimization/69058
29799 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
29802 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
29804 * config/arc/arc.opt (mdiv-rem): Add period to the end.
29805 (mcode-density): Likewise.
29807 2016-01-10 Tom de Vries <tom@codesourcery.com>
29809 PR tree-optimization/69062
29810 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
29811 (parallelize_loops): Don't paralelize loop that has phi with address
29814 2016-01-10 Tom de Vries <tom@codesourcery.com>
29816 PR tree-optimization/69039
29817 * tree-parloops.c (try_create_reduction_list): Only allow single exit
29820 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
29822 PR middle-end/68743
29823 * match.pd: Require target has function_c99_misc before doing
29824 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
29826 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
29828 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
29830 * configure: Regenerate.
29832 2016-01-09 Jakub Jelinek <jakub@redhat.com>
29834 PR middle-end/50865
29835 PR tree-optimization/69097
29836 * fold-const.h (expr_not_equal_to): New prototype.
29837 * fold-const.c: Include stringpool.h and tree-ssanames.h.
29838 (expr_not_equal_to): New function.
29839 * match.pd (X % -Y is the same as X % Y): Don't optimize
29840 unless X is known not to be equal to minimum or Y is known
29841 not to be equal to -1.
29842 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
29843 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
29844 (simplify_stmt_using_ranges): Adjust caller.
29845 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
29846 substitute_and_fold.
29848 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
29850 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
29853 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29855 PR tree-optimization/69167
29856 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
29857 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
29859 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
29861 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
29862 Richard Biener <rguenther@suse.de>
29864 PR tree-optimization/68707
29865 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
29866 instances that can be handled via vect_load_lanes.
29868 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
29870 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
29871 if we can't determine address equivalence.
29872 * alias.c (compare_base_decl): Update for changed return value of
29873 symtab_node::equal_address_to.
29875 2016-01-08 Jason Merrill <jason@redhat.com>
29879 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
29880 * expr.c (store_field): Not here.
29881 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
29882 call with TREE_ADDRESSABLE type.
29883 * tree-cfg.c (verify_gimple_call): Adjust.
29885 2016-01-08 Olivier Hainque <hainque@adacore.com>
29887 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
29890 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
29892 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
29893 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
29894 (reduc_smin_v2sf): Rename to...
29895 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
29896 (reduc_splus_v2sf): Rename to...
29897 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
29899 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29901 PR tree-optimization/69162
29902 * gimplify.c (gimplify_va_arg_expr): Encode original type of
29903 valist argument in another argument.
29904 (gimplify_modify_expr): Adjust for the above change. Cleanup.
29905 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
29906 to determine the va_list type, build a MEM_REF instead of
29907 build_fold_indirect_ref.
29909 PR tree-optimization/69172
29910 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
29913 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
29915 PR tree-optimization/67781
29916 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
29917 and cmpnop in two steps: first the ones not accessed in original
29918 gimple expression in a endian independent way and then the ones not
29919 accessed in the final result in an endian-specific way.
29921 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29923 PR tree-optimization/69083
29924 * tree-vect-slp.c (vect_get_constant_vectors): For
29925 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
29926 element type. If op is fold_convertible_p to vector_type's element
29927 type, use NOP_EXPR instead of VCE.
29929 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
29931 PR rtl-optimization/67778
29932 PR rtl-optimization/68634
29933 PR rtl-optimization/68909
29934 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
29935 block from the stack until done with it. Remove a superfluous
29936 bitmap set. Remove a superfluous bitmap test.
29938 2016-01-07 Martin Sebor <msebor@redhat.com>
29941 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
29942 constraint on the type of arguments.
29944 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
29946 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
29947 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
29948 unaligned_access on the gcc_options set.
29949 * config/arm/arm.c (arm_option_override_internal): Use
29950 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
29952 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
29955 * config/i386/i386.c (ix86_frame_pointer_required): Enable
29956 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
29958 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
29961 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
29964 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
29965 depending on frame_pointer_needed before remaining integer and SSE
29966 registers are saved.
29968 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
29971 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
29973 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
29976 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
29977 Use the "xBm" constraint.
29978 (float<sseintvecmodelower><mode>2<mask_name><round_name):
29980 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
29981 (sse_cvtsi2ssq<round_name>): Likewise.
29982 (sse_cvtss2si<round_name>): Likewise.
29983 (sse_cvtss2siq<round_name>): Likewise.
29984 (sse2_cvtsi2sdq<round_name>): Likewise.
29985 (sse2_cvtsd2si<round_name>): Likewise.
29986 (sse2_cvtsd2siq<round_name>): Likewise.
29987 * config/i386/subst.md (round_nimm_scalar_predicate): New
29990 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
29992 PR middle-end/67639
29993 * varasm.c (make_decl_rtl): Mark invalid register vars as
29996 PR rtl-optimization/66206
29997 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
29998 All callers changed.
30000 2016-01-07 Jakub Jelinek <jakub@redhat.com>
30002 PR tree-optimization/69141
30003 * tree-ssa-pre.c: Include langhooks.h.
30004 (eliminate_dom_walker::before_dom_children): Use
30005 lang_hooks.decl_printable_name instead of
30006 cgraph_node::get ()->name ().
30008 PR middle-end/68960
30009 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
30010 it and DECL_ALIGN too.
30012 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
30014 * config/mips/mips-ftypes.def: Sort to lexicographical order.
30016 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30019 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30020 depending on frame_pointer_needed before remaining integer and SSE
30021 registers are saved.
30023 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30025 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
30026 mode iterator with VSX_M2.
30027 (*p9_vecstore_<mode>): Likewise.
30028 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
30029 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
30030 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
30031 (define_split for VSX_LE128 stores): Likewise.
30032 (define_peephole2 for TImode LE swaps): Likewise.
30033 (define_split for VSX_LE128 post-reload stores): Likewise.
30035 2016-01-06 Marek Polacek <polacek@redhat.com>
30038 * convert.c (convert_to_integer_1): Adjust call to
30039 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
30040 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
30041 EXPR instead of ARG.
30042 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
30044 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30047 * doc/extend.texi (RL78 Variable Attributes): New section.
30049 2016-01-05 Marek Polacek <polacek@redhat.com>
30052 * builtins.c (get_memmodel): Use expansion point location rather than
30053 the input location. Call warning_at rather than warning.
30054 (expand_builtin_atomic_compare_exchange): Likewise.
30055 (expand_builtin_atomic_load): Likewise.
30056 (expand_builtin_atomic_store): Likewise.
30057 (expand_builtin_atomic_clear): Likewise.
30059 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30062 * config/i386/i386.c (ix86_expand_vector_logical_operator):
30063 Replace nonimmediate_operand with vector_operand.
30064 * config/i386/predicates.md (vector_operand): New predicate.
30065 (general_vector_operand): Replace nonimmediate_operand with
30067 * config/i386/sse.md: Replace nonimmediate_operand with
30068 vector_operand and m constraint with Bm constraint on SSE
30069 patterns with 16-byte memory operand.
30070 * config/i386/subst.md (round_nimm_predicate): Replace
30071 nonimmediate_operand with vector_operand.
30072 (round_saeonly_nimm_predicate): Likewise.
30073 (round_saeonly_nimm_scalar_predicate): New.
30075 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30078 * config/i386/constraints.md (Bm): New constraint.
30079 * config/i386/predicates.md (vector_memory_operand): New
30081 * config/i386/sse.md: Replace xm with xBm in plusminus and
30082 any_logic patterns.
30084 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30087 * doc/extend.texi (V850 Function Attributes): New section.
30088 (V850 Variable Attributes): New section.
30090 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30093 * doc/extend.texi (MicroBlaze Function Attributes): Document
30094 interrupt_handler and fast_interrupt attributes.
30096 2016-01-05 Sergei Trofimovich <siarheit@google.com>
30099 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
30100 for local symbolic operands.
30101 * config/ia64/predicates.md (local_symbolic_operand64): New
30104 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30106 PR rtl-optimization/68651
30107 * combine.c (combine_simplify_rtx): Canonicalize x + x into
30110 2016-01-05 Nathan Sidwell <nathan@acm.org>
30112 * alias.c (compare_base_decls): Use symtab_node::get.
30114 2016-01-05 Nick Clifton <nickc@redhat.com>
30117 * ira-costs.c (copy_cost): Initialise the t_icode field of the
30118 secondary_reload_info structure.
30121 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
30122 decls if weak support is available.
30124 2016-01-04 Martin Sebor <msebor@redhat.com>
30126 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
30128 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30130 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
30131 OPTION_MASK_P9_DFORM.
30133 * config/rs6000/constraints.md (wo constraint): New constraint for
30136 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
30138 (rs6000_init_hard_regno_mode_ok): Likewise.
30140 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
30143 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
30144 expanders not to have constraints. Add support for ISA 3.0 xxperm
30145 instruction. Add support for fusing xxlor with xxperm.
30146 (altivec_vperm_<mode>_internal): Likewise.
30147 (altivec_vperm_v8hiv16qi): Likewise.
30148 (altivec_vperm_<mode>v16q): Likewise.
30149 (altivec_vperm_<mode>_uns): Likewise.
30150 (vperm_v8hiv4si): Likewise.
30151 (vperm_v16qiv8hi): Likewise.
30153 * doc/md.texi (RS/6000 constraints): Document wo constraint.
30155 2016-01-04 Jakub Jelinek <jakub@redhat.com>
30157 Update copyright years.
30159 * gcc.c (process_command): Update copyright notice dates.
30160 * gcov-dump.c (print_version): Ditto.
30161 * gcov.c (print_version): Ditto.
30162 * gcov-tool.c (print_version): Ditto.
30163 * gengtype.c (create_file): Ditto.
30164 * doc/cpp.texi: Bump @copying's copyright year.
30165 * doc/cppinternals.texi: Ditto.
30166 * doc/gcc.texi: Ditto.
30167 * doc/gccint.texi: Ditto.
30168 * doc/gcov.texi: Ditto.
30169 * doc/install.texi: Ditto.
30170 * doc/invoke.texi: Ditto.
30172 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30174 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
30175 modes larger than TImode as TImode if NEON is not enabled.
30177 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30180 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
30181 mode for %f0-%f31 only if TARGET_FPU.
30183 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30186 * config/sparc/sparc.c (scan_record_type): Take into account subfields
30187 to compute the PACKED_P predicate.
30188 (function_arg_record_value): Minor tweaks.
30190 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
30192 * doc/install.texi (--with-multilib-list): Describe the meaning of the
30193 option for arm*-*-* targets.
30195 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
30197 * doc/extend.texi (Common Function Attributes): Move docs for
30198 MSP430-specific attributes to....
30199 (MSP430 Function Attributes): ...here. Delete the redundant
30200 entries and copy-edit the remaining text.
30201 (MSP430 Variable Attributes): Use uniform format for index
30202 entries and add a cross-reference to the corresponding function
30205 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
30207 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
30209 (x86 Options): Likewise.
30211 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30215 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
30216 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
30217 to corresponding attribute.
30219 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30221 * doc/extend.texi (Common Function Attributes) <noplt>: Move
30222 to correct alphabetization of table. Copy-edit and correct
30224 <stack_protect>: Likewise.
30225 <target_clones>: Likewise.
30227 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
30228 Correct punctuation.
30229 (Code Gen Options) <-fno-plt>: Copy-edit.
30231 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
30234 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
30235 SI values. Explicitly convert SI to DI and vice-versa.
30237 2016-01-01 Jakub Jelinek <jakub@redhat.com>
30239 PR tree-optimization/69070
30240 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
30241 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
30244 * ubsan.c (ubsan_instrument_float_cast): Call
30245 initialize_sanitizer_builtins.
30248 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
30250 Copyright (C) 2016 Free Software Foundation, Inc.
30252 Copying and distribution of this file, with or without modification,
30253 are permitted in any medium without royalty provided the copyright
30254 notice and this notice are preserved.